src/files.c

   1 // ============================================================================
   2 // Rocks'n'Diamonds - McDuffin Strikes Back!
   3 // ----------------------------------------------------------------------------
   4 // (c) 1995-2014 by Artsoft Entertainment
   5 //                  Holger Schemel
   6 //                  info@artsoft.org
   7 //                  https://www.artsoft.org/
   8 // ----------------------------------------------------------------------------
   9 // files.c
  10 // ============================================================================
  11
  12 #include <ctype.h>
  13 #include <sys/stat.h>
  14 #include <dirent.h>
  15 #include <math.h>
  16
  17 #include "libgame/libgame.h"
  18
  19 #include "files.h"
  20 #include "init.h"
  21 #include "screens.h"
  22 #include "tools.h"
  23 #include "tape.h"
  24 #include "config.h"
  25 #include "api.h"
  26
  27 #define ENABLE_UNUSED_CODE      0       // currently unused functions
  28 #define ENABLE_HISTORIC_CHUNKS  0       // only for historic reference
  29 #define ENABLE_RESERVED_CODE    0       // reserved for later use
  30
  31 #define CHUNK_ID_LEN            4       // IFF style chunk id length
  32 #define CHUNK_SIZE_UNDEFINED    0       // undefined chunk size == 0
  33 #define CHUNK_SIZE_NONE         -1      // do not write chunk size
  34
  35 #define LEVEL_CHUNK_NAME_SIZE   MAX_LEVEL_NAME_LEN
  36 #define LEVEL_CHUNK_AUTH_SIZE   MAX_LEVEL_AUTHOR_LEN
  37
  38 #define LEVEL_CHUNK_VERS_SIZE   8       // size of file version chunk
  39 #define LEVEL_CHUNK_DATE_SIZE   4       // size of file date chunk
  40 #define LEVEL_CHUNK_HEAD_SIZE   80      // size of level file header
  41 #define LEVEL_CHUNK_HEAD_UNUSED 0       // unused level header bytes
  42 #define LEVEL_CHUNK_CNT2_SIZE   160     // size of level CNT2 chunk
  43 #define LEVEL_CHUNK_CNT2_UNUSED 11      // unused CNT2 chunk bytes
  44 #define LEVEL_CHUNK_CNT3_HEADER 16      // size of level CNT3 header
  45 #define LEVEL_CHUNK_CNT3_UNUSED 10      // unused CNT3 chunk bytes
  46 #define LEVEL_CPART_CUS3_SIZE   134     // size of CUS3 chunk part
  47 #define LEVEL_CPART_CUS3_UNUSED 15      // unused CUS3 bytes / part
  48 #define LEVEL_CHUNK_GRP1_SIZE   74      // size of level GRP1 chunk
  49
  50 // (element number, number of change pages, change page number)
  51 #define LEVEL_CHUNK_CUSX_UNCHANGED      (2 + (1 + 1) + (1 + 1))
  52
  53 // (element number only)
  54 #define LEVEL_CHUNK_GRPX_UNCHANGED      2
  55 #define LEVEL_CHUNK_EMPX_UNCHANGED      2
  56 #define LEVEL_CHUNK_NOTE_UNCHANGED      2
  57
  58 // (nothing at all if unchanged)
  59 #define LEVEL_CHUNK_ELEM_UNCHANGED      0
  60
  61 #define TAPE_CHUNK_VERS_SIZE    8       // size of file version chunk
  62 #define TAPE_CHUNK_HEAD_SIZE    20      // size of tape file header
  63 #define TAPE_CHUNK_HEAD_UNUSED  1       // unused tape header bytes
  64 #define TAPE_CHUNK_SCRN_SIZE    2       // size of screen size chunk
  65
  66 #define SCORE_CHUNK_VERS_SIZE   8       // size of file version chunk
  67
  68 #define LEVEL_CHUNK_CNT3_SIZE(x)         (LEVEL_CHUNK_CNT3_HEADER + (x))
  69 #define LEVEL_CHUNK_CUS3_SIZE(x)         (2 + (x) * LEVEL_CPART_CUS3_SIZE)
  70 #define LEVEL_CHUNK_CUS4_SIZE(x)         (96 + (x) * 48)
  71
  72 // file identifier strings
  73 #define LEVEL_COOKIE_TMPL               "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_x.x"
  74 #define TAPE_COOKIE_TMPL                "ROCKSNDIAMONDS_TAPE_FILE_VERSION_x.x"
  75 #define SCORE_COOKIE_TMPL               "ROCKSNDIAMONDS_SCORE_FILE_VERSION_x.x"
  76
  77 // values for deciding when (not) to save configuration data
  78 #define SAVE_CONF_NEVER                 0
  79 #define SAVE_CONF_ALWAYS                1
  80 #define SAVE_CONF_WHEN_CHANGED          -1
  81
  82 // values for chunks using micro chunks
  83 #define CONF_MASK_1_BYTE                0x00
  84 #define CONF_MASK_2_BYTE                0x40
  85 #define CONF_MASK_4_BYTE                0x80
  86 #define CONF_MASK_MULTI_BYTES           0xc0
  87
  88 #define CONF_MASK_BYTES                 0xc0
  89 #define CONF_MASK_TOKEN                 0x3f
  90
  91 #define CONF_VALUE_1_BYTE(x)            (CONF_MASK_1_BYTE       | (x))
  92 #define CONF_VALUE_2_BYTE(x)            (CONF_MASK_2_BYTE       | (x))
  93 #define CONF_VALUE_4_BYTE(x)            (CONF_MASK_4_BYTE       | (x))
  94 #define CONF_VALUE_MULTI_BYTES(x)       (CONF_MASK_MULTI_BYTES  | (x))
  95
  96 // these definitions are just for convenience of use and readability
  97 #define CONF_VALUE_8_BIT(x)             CONF_VALUE_1_BYTE(x)
  98 #define CONF_VALUE_16_BIT(x)            CONF_VALUE_2_BYTE(x)
  99 #define CONF_VALUE_32_BIT(x)            CONF_VALUE_4_BYTE(x)
 100 #define CONF_VALUE_BYTES(x)             CONF_VALUE_MULTI_BYTES(x)
 101
 102 #define CONF_VALUE_NUM_BYTES(x)         ((x) == CONF_MASK_1_BYTE ? 1 :  \
 103                                          (x) == CONF_MASK_2_BYTE ? 2 :  \
 104                                          (x) == CONF_MASK_4_BYTE ? 4 : 0)
 105
 106 #define CONF_CONTENT_NUM_ELEMENTS       (3 * 3)
 107 #define CONF_CONTENT_NUM_BYTES          (CONF_CONTENT_NUM_ELEMENTS * 2)
 108 #define CONF_ELEMENT_NUM_BYTES          (2)
 109
 110 #define CONF_ENTITY_NUM_BYTES(t)        ((t) == TYPE_ELEMENT ||         \
 111                                          (t) == TYPE_ELEMENT_LIST ?     \
 112                                          CONF_ELEMENT_NUM_BYTES :       \
 113                                          (t) == TYPE_CONTENT ||         \
 114                                          (t) == TYPE_CONTENT_LIST ?     \
 115                                          CONF_CONTENT_NUM_BYTES : 1)
 116
 117 #define CONF_ELEMENT_BYTE_POS(i)        ((i) * CONF_ELEMENT_NUM_BYTES)
 118 #define CONF_ELEMENTS_ELEMENT(b,i)     ((b[CONF_ELEMENT_BYTE_POS(i)] << 8) |  \
 119                                         (b[CONF_ELEMENT_BYTE_POS(i) + 1]))
 120
 121 #define CONF_CONTENT_ELEMENT_POS(c,x,y) ((c) * CONF_CONTENT_NUM_ELEMENTS +    \
 122                                          (y) * 3 + (x))
 123 #define CONF_CONTENT_BYTE_POS(c,x,y)    (CONF_CONTENT_ELEMENT_POS(c,x,y) *    \
 124                                          CONF_ELEMENT_NUM_BYTES)
 125 #define CONF_CONTENTS_ELEMENT(b,c,x,y) ((b[CONF_CONTENT_BYTE_POS(c,x,y)]<< 8)|\
 126                                         (b[CONF_CONTENT_BYTE_POS(c,x,y) + 1]))
 127
 128 // temporary variables used to store pointers to structure members
 129 static struct LevelInfo li;
 130 static struct ElementInfo xx_ei, yy_ei;
 131 static struct ElementChangeInfo xx_change;
 132 static struct ElementGroupInfo xx_group;
 133 static struct EnvelopeInfo xx_envelope;
 134 static unsigned int xx_event_bits[NUM_CE_BITFIELDS];
 135 static char xx_default_description[MAX_ELEMENT_NAME_LEN + 1];
 136 static int xx_num_contents;
 137 static int xx_current_change_page;
 138 static char xx_default_string_empty[1] = "";
 139 static int xx_string_length_unused;
 140
 141 struct LevelFileConfigInfo
 142 {
 143   int element;                  // element for which data is to be stored
 144   int save_type;                // save data always, never or when changed
 145   int data_type;                // data type (used internally, not stored)
 146   int conf_type;                // micro chunk identifier (stored in file)
 147
 148   // (mandatory)
 149   void *value;                  // variable that holds the data to be stored
 150   int default_value;            // initial default value for this variable
 151
 152   // (optional)
 153   void *value_copy;             // variable that holds the data to be copied
 154   void *num_entities;           // number of entities for multi-byte data
 155   int default_num_entities;     // default number of entities for this data
 156   int max_num_entities;         // maximal number of entities for this data
 157   char *default_string;         // optional default string for string data
 158 };
 159
 160 static struct LevelFileConfigInfo chunk_config_INFO[] =
 161 {
 162   // ---------- values not related to single elements -------------------------
 163
 164   {
 165     -1,                                 SAVE_CONF_ALWAYS,
 166     TYPE_INTEGER,                       CONF_VALUE_8_BIT(1),
 167     &li.game_engine_type,               GAME_ENGINE_TYPE_RND
 168   },
 169
 170   {
 171     -1,                                 SAVE_CONF_ALWAYS,
 172     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 173     &li.fieldx,                         STD_LEV_FIELDX
 174   },
 175   {
 176     -1,                                 SAVE_CONF_ALWAYS,
 177     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 178     &li.fieldy,                         STD_LEV_FIELDY
 179   },
 180
 181   {
 182     -1,                                 SAVE_CONF_ALWAYS,
 183     TYPE_INTEGER,                       CONF_VALUE_16_BIT(3),
 184     &li.time,                           100
 185   },
 186
 187   {
 188     -1,                                 SAVE_CONF_ALWAYS,
 189     TYPE_INTEGER,                       CONF_VALUE_16_BIT(4),
 190     &li.gems_needed,                    0
 191   },
 192
 193   {
 194     -1,                                 -1,
 195     TYPE_INTEGER,                       CONF_VALUE_32_BIT(2),
 196     &li.random_seed,                    0
 197   },
 198
 199   {
 200     -1,                                 -1,
 201     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(2),
 202     &li.use_step_counter,               FALSE
 203   },
 204
 205   {
 206     -1,                                 -1,
 207     TYPE_BITFIELD,                      CONF_VALUE_8_BIT(4),
 208     &li.wind_direction_initial,         MV_NONE
 209   },
 210
 211   {
 212     -1,                                 -1,
 213     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(5),
 214     &li.em_slippery_gems,               FALSE
 215   },
 216
 217   {
 218     -1,                                 -1,
 219     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(6),
 220     &li.use_custom_template,            FALSE
 221   },
 222
 223   {
 224     -1,                                 -1,
 225     TYPE_BITFIELD,                      CONF_VALUE_32_BIT(1),
 226     &li.can_move_into_acid_bits,        ~0      // default: everything can
 227   },
 228
 229   {
 230     -1,                                 -1,
 231     TYPE_BITFIELD,                      CONF_VALUE_8_BIT(7),
 232     &li.dont_collide_with_bits,         ~0      // default: always deadly
 233   },
 234
 235   {
 236     -1,                                 -1,
 237     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(8),
 238     &li.em_explodes_by_fire,            FALSE
 239   },
 240
 241   {
 242     -1,                                 -1,
 243     TYPE_INTEGER,                       CONF_VALUE_16_BIT(5),
 244     &li.score[SC_TIME_BONUS],           1
 245   },
 246
 247   {
 248     -1,                                 -1,
 249     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(9),
 250     &li.auto_exit_sokoban,              FALSE
 251   },
 252
 253   {
 254     -1,                                 -1,
 255     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(10),
 256     &li.auto_count_gems,                FALSE
 257   },
 258
 259   {
 260     -1,                                 -1,
 261     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(11),
 262     &li.solved_by_one_player,           FALSE
 263   },
 264
 265   {
 266     -1,                                 -1,
 267     TYPE_INTEGER,                       CONF_VALUE_8_BIT(12),
 268     &li.time_score_base,                1
 269   },
 270
 271   {
 272     -1,                                 -1,
 273     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(13),
 274     &li.rate_time_over_score,           FALSE
 275   },
 276
 277   {
 278     -1,                                 -1,
 279     -1,                                 -1,
 280     NULL,                               -1
 281   }
 282 };
 283
 284 static struct LevelFileConfigInfo chunk_config_ELEM[] =
 285 {
 286   // (these values are the same for each player)
 287   {
 288     EL_PLAYER_1,                        -1,
 289     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 290     &li.block_last_field,               FALSE   // default case for EM levels
 291   },
 292   {
 293     EL_PLAYER_1,                        -1,
 294     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(2),
 295     &li.sp_block_last_field,            TRUE    // default case for SP levels
 296   },
 297   {
 298     EL_PLAYER_1,                        -1,
 299     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(3),
 300     &li.instant_relocation,             FALSE
 301   },
 302   {
 303     EL_PLAYER_1,                        -1,
 304     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(4),
 305     &li.can_pass_to_walkable,           FALSE
 306   },
 307   {
 308     EL_PLAYER_1,                        -1,
 309     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(5),
 310     &li.block_snap_field,               TRUE
 311   },
 312   {
 313     EL_PLAYER_1,                        -1,
 314     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(6),
 315     &li.continuous_snapping,            TRUE
 316   },
 317   {
 318     EL_PLAYER_1,                        -1,
 319     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(12),
 320     &li.shifted_relocation,             FALSE
 321   },
 322   {
 323     EL_PLAYER_1,                        -1,
 324     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(15),
 325     &li.lazy_relocation,                FALSE
 326   },
 327   {
 328     EL_PLAYER_1,                        -1,
 329     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(16),
 330     &li.finish_dig_collect,             TRUE
 331   },
 332   {
 333     EL_PLAYER_1,                        -1,
 334     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(17),
 335     &li.keep_walkable_ce,               FALSE
 336   },
 337
 338   // (these values are different for each player)
 339   {
 340     EL_PLAYER_1,                        -1,
 341     TYPE_INTEGER,                       CONF_VALUE_8_BIT(7),
 342     &li.initial_player_stepsize[0],     STEPSIZE_NORMAL
 343   },
 344   {
 345     EL_PLAYER_1,                        -1,
 346     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(8),
 347     &li.initial_player_gravity[0],      FALSE
 348   },
 349   {
 350     EL_PLAYER_1,                        -1,
 351     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(9),
 352     &li.use_start_element[0],           FALSE
 353   },
 354   {
 355     EL_PLAYER_1,                        -1,
 356     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
 357     &li.start_element[0],               EL_PLAYER_1
 358   },
 359   {
 360     EL_PLAYER_1,                        -1,
 361     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(10),
 362     &li.use_artwork_element[0],         FALSE
 363   },
 364   {
 365     EL_PLAYER_1,                        -1,
 366     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(2),
 367     &li.artwork_element[0],             EL_PLAYER_1
 368   },
 369   {
 370     EL_PLAYER_1,                        -1,
 371     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(11),
 372     &li.use_explosion_element[0],       FALSE
 373   },
 374   {
 375     EL_PLAYER_1,                        -1,
 376     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(3),
 377     &li.explosion_element[0],           EL_PLAYER_1
 378   },
 379   {
 380     EL_PLAYER_1,                        -1,
 381     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(13),
 382     &li.use_initial_inventory[0],       FALSE
 383   },
 384   {
 385     EL_PLAYER_1,                        -1,
 386     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(14),
 387     &li.initial_inventory_size[0],      1
 388   },
 389   {
 390     EL_PLAYER_1,                        -1,
 391     TYPE_ELEMENT_LIST,                  CONF_VALUE_BYTES(1),
 392     &li.initial_inventory_content[0][0],EL_EMPTY, NULL,
 393     &li.initial_inventory_size[0],      1, MAX_INITIAL_INVENTORY_SIZE
 394   },
 395
 396   {
 397     EL_PLAYER_2,                        -1,
 398     TYPE_INTEGER,                       CONF_VALUE_8_BIT(7),
 399     &li.initial_player_stepsize[1],     STEPSIZE_NORMAL
 400   },
 401   {
 402     EL_PLAYER_2,                        -1,
 403     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(8),
 404     &li.initial_player_gravity[1],      FALSE
 405   },
 406   {
 407     EL_PLAYER_2,                        -1,
 408     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(9),
 409     &li.use_start_element[1],           FALSE
 410   },
 411   {
 412     EL_PLAYER_2,                        -1,
 413     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
 414     &li.start_element[1],               EL_PLAYER_2
 415   },
 416   {
 417     EL_PLAYER_2,                        -1,
 418     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(10),
 419     &li.use_artwork_element[1],         FALSE
 420   },
 421   {
 422     EL_PLAYER_2,                        -1,
 423     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(2),
 424     &li.artwork_element[1],             EL_PLAYER_2
 425   },
 426   {
 427     EL_PLAYER_2,                        -1,
 428     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(11),
 429     &li.use_explosion_element[1],       FALSE
 430   },
 431   {
 432     EL_PLAYER_2,                        -1,
 433     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(3),
 434     &li.explosion_element[1],           EL_PLAYER_2
 435   },
 436   {
 437     EL_PLAYER_2,                        -1,
 438     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(13),
 439     &li.use_initial_inventory[1],       FALSE
 440   },
 441   {
 442     EL_PLAYER_2,                        -1,
 443     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(14),
 444     &li.initial_inventory_size[1],      1
 445   },
 446   {
 447     EL_PLAYER_2,                        -1,
 448     TYPE_ELEMENT_LIST,                  CONF_VALUE_BYTES(1),
 449     &li.initial_inventory_content[1][0],EL_EMPTY, NULL,
 450     &li.initial_inventory_size[1],      1, MAX_INITIAL_INVENTORY_SIZE
 451   },
 452
 453   {
 454     EL_PLAYER_3,                        -1,
 455     TYPE_INTEGER,                       CONF_VALUE_8_BIT(7),
 456     &li.initial_player_stepsize[2],     STEPSIZE_NORMAL
 457   },
 458   {
 459     EL_PLAYER_3,                        -1,
 460     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(8),
 461     &li.initial_player_gravity[2],      FALSE
 462   },
 463   {
 464     EL_PLAYER_3,                        -1,
 465     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(9),
 466     &li.use_start_element[2],           FALSE
 467   },
 468   {
 469     EL_PLAYER_3,                        -1,
 470     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
 471     &li.start_element[2],               EL_PLAYER_3
 472   },
 473   {
 474     EL_PLAYER_3,                        -1,
 475     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(10),
 476     &li.use_artwork_element[2],         FALSE
 477   },
 478   {
 479     EL_PLAYER_3,                        -1,
 480     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(2),
 481     &li.artwork_element[2],             EL_PLAYER_3
 482   },
 483   {
 484     EL_PLAYER_3,                        -1,
 485     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(11),
 486     &li.use_explosion_element[2],       FALSE
 487   },
 488   {
 489     EL_PLAYER_3,                        -1,
 490     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(3),
 491     &li.explosion_element[2],           EL_PLAYER_3
 492   },
 493   {
 494     EL_PLAYER_3,                        -1,
 495     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(13),
 496     &li.use_initial_inventory[2],       FALSE
 497   },
 498   {
 499     EL_PLAYER_3,                        -1,
 500     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(14),
 501     &li.initial_inventory_size[2],      1
 502   },
 503   {
 504     EL_PLAYER_3,                        -1,
 505     TYPE_ELEMENT_LIST,                  CONF_VALUE_BYTES(1),
 506     &li.initial_inventory_content[2][0],EL_EMPTY, NULL,
 507     &li.initial_inventory_size[2],      1, MAX_INITIAL_INVENTORY_SIZE
 508   },
 509
 510   {
 511     EL_PLAYER_4,                        -1,
 512     TYPE_INTEGER,                       CONF_VALUE_8_BIT(7),
 513     &li.initial_player_stepsize[3],     STEPSIZE_NORMAL
 514   },
 515   {
 516     EL_PLAYER_4,                        -1,
 517     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(8),
 518     &li.initial_player_gravity[3],      FALSE
 519   },
 520   {
 521     EL_PLAYER_4,                        -1,
 522     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(9),
 523     &li.use_start_element[3],           FALSE
 524   },
 525   {
 526     EL_PLAYER_4,                        -1,
 527     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
 528     &li.start_element[3],               EL_PLAYER_4
 529   },
 530   {
 531     EL_PLAYER_4,                        -1,
 532     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(10),
 533     &li.use_artwork_element[3],         FALSE
 534   },
 535   {
 536     EL_PLAYER_4,                        -1,
 537     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(2),
 538     &li.artwork_element[3],             EL_PLAYER_4
 539   },
 540   {
 541     EL_PLAYER_4,                        -1,
 542     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(11),
 543     &li.use_explosion_element[3],       FALSE
 544   },
 545   {
 546     EL_PLAYER_4,                        -1,
 547     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(3),
 548     &li.explosion_element[3],           EL_PLAYER_4
 549   },
 550   {
 551     EL_PLAYER_4,                        -1,
 552     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(13),
 553     &li.use_initial_inventory[3],       FALSE
 554   },
 555   {
 556     EL_PLAYER_4,                        -1,
 557     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(14),
 558     &li.initial_inventory_size[3],      1
 559   },
 560   {
 561     EL_PLAYER_4,                        -1,
 562     TYPE_ELEMENT_LIST,                  CONF_VALUE_BYTES(1),
 563     &li.initial_inventory_content[3][0],EL_EMPTY, NULL,
 564     &li.initial_inventory_size[3],      1, MAX_INITIAL_INVENTORY_SIZE
 565   },
 566
 567   {
 568     EL_EMERALD,                         -1,
 569     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 570     &li.score[SC_EMERALD],              10
 571   },
 572
 573   {
 574     EL_DIAMOND,                         -1,
 575     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 576     &li.score[SC_DIAMOND],              10
 577   },
 578
 579   {
 580     EL_BUG,                             -1,
 581     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 582     &li.score[SC_BUG],                  10
 583   },
 584
 585   {
 586     EL_SPACESHIP,                       -1,
 587     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 588     &li.score[SC_SPACESHIP],            10
 589   },
 590
 591   {
 592     EL_PACMAN,                          -1,
 593     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 594     &li.score[SC_PACMAN],               10
 595   },
 596
 597   {
 598     EL_NUT,                             -1,
 599     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 600     &li.score[SC_NUT],                  10
 601   },
 602
 603   {
 604     EL_DYNAMITE,                        -1,
 605     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 606     &li.score[SC_DYNAMITE],             10
 607   },
 608
 609   {
 610     EL_KEY_1,                           -1,
 611     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 612     &li.score[SC_KEY],                  10
 613   },
 614
 615   {
 616     EL_PEARL,                           -1,
 617     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 618     &li.score[SC_PEARL],                10
 619   },
 620
 621   {
 622     EL_CRYSTAL,                         -1,
 623     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 624     &li.score[SC_CRYSTAL],              10
 625   },
 626
 627   {
 628     EL_BD_AMOEBA,                       -1,
 629     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
 630     &li.amoeba_content,                 EL_DIAMOND
 631   },
 632   {
 633     EL_BD_AMOEBA,                       -1,
 634     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 635     &li.amoeba_speed,                   10
 636   },
 637   {
 638     EL_BD_AMOEBA,                       -1,
 639     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 640     &li.grow_into_diggable,             TRUE
 641   },
 642
 643   {
 644     EL_YAMYAM,                          -1,
 645     TYPE_CONTENT_LIST,                  CONF_VALUE_BYTES(1),
 646     &li.yamyam_content,                 EL_ROCK, NULL,
 647     &li.num_yamyam_contents,            4, MAX_ELEMENT_CONTENTS
 648   },
 649   {
 650     EL_YAMYAM,                          -1,
 651     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 652     &li.score[SC_YAMYAM],               10
 653   },
 654
 655   {
 656     EL_ROBOT,                           -1,
 657     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 658     &li.score[SC_ROBOT],                10
 659   },
 660   {
 661     EL_ROBOT,                           -1,
 662     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 663     &li.slurp_score,                    10
 664   },
 665
 666   {
 667     EL_ROBOT_WHEEL,                     -1,
 668     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 669     &li.time_wheel,                     10
 670   },
 671
 672   {
 673     EL_MAGIC_WALL,                      -1,
 674     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 675     &li.time_magic_wall,                10
 676   },
 677
 678   {
 679     EL_GAME_OF_LIFE,                    -1,
 680     TYPE_INTEGER,                       CONF_VALUE_8_BIT(1),
 681     &li.game_of_life[0],                2
 682   },
 683   {
 684     EL_GAME_OF_LIFE,                    -1,
 685     TYPE_INTEGER,                       CONF_VALUE_8_BIT(2),
 686     &li.game_of_life[1],                3
 687   },
 688   {
 689     EL_GAME_OF_LIFE,                    -1,
 690     TYPE_INTEGER,                       CONF_VALUE_8_BIT(3),
 691     &li.game_of_life[2],                3
 692   },
 693   {
 694     EL_GAME_OF_LIFE,                    -1,
 695     TYPE_INTEGER,                       CONF_VALUE_8_BIT(4),
 696     &li.game_of_life[3],                3
 697   },
 698   {
 699     EL_GAME_OF_LIFE,                    -1,
 700     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(5),
 701     &li.use_life_bugs,                  FALSE
 702   },
 703
 704   {
 705     EL_BIOMAZE,                         -1,
 706     TYPE_INTEGER,                       CONF_VALUE_8_BIT(1),
 707     &li.biomaze[0],                     2
 708   },
 709   {
 710     EL_BIOMAZE,                         -1,
 711     TYPE_INTEGER,                       CONF_VALUE_8_BIT(2),
 712     &li.biomaze[1],                     3
 713   },
 714   {
 715     EL_BIOMAZE,                         -1,
 716     TYPE_INTEGER,                       CONF_VALUE_8_BIT(3),
 717     &li.biomaze[2],                     3
 718   },
 719   {
 720     EL_BIOMAZE,                         -1,
 721     TYPE_INTEGER,                       CONF_VALUE_8_BIT(4),
 722     &li.biomaze[3],                     3
 723   },
 724
 725   {
 726     EL_TIMEGATE_SWITCH,                 -1,
 727     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 728     &li.time_timegate,                  10
 729   },
 730
 731   {
 732     EL_LIGHT_SWITCH_ACTIVE,             -1,
 733     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 734     &li.time_light,                     10
 735   },
 736
 737   {
 738     EL_SHIELD_NORMAL,                   -1,
 739     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 740     &li.shield_normal_time,             10
 741   },
 742   {
 743     EL_SHIELD_NORMAL,                   -1,
 744     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 745     &li.score[SC_SHIELD],               10
 746   },
 747
 748   {
 749     EL_SHIELD_DEADLY,                   -1,
 750     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 751     &li.shield_deadly_time,             10
 752   },
 753   {
 754     EL_SHIELD_DEADLY,                   -1,
 755     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 756     &li.score[SC_SHIELD],               10
 757   },
 758
 759   {
 760     EL_EXTRA_TIME,                      -1,
 761     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 762     &li.extra_time,                     10
 763   },
 764   {
 765     EL_EXTRA_TIME,                      -1,
 766     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 767     &li.extra_time_score,               10
 768   },
 769
 770   {
 771     EL_TIME_ORB_FULL,                   -1,
 772     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 773     &li.time_orb_time,                  10
 774   },
 775   {
 776     EL_TIME_ORB_FULL,                   -1,
 777     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 778     &li.use_time_orb_bug,               FALSE
 779   },
 780
 781   {
 782     EL_SPRING,                          -1,
 783     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 784     &li.use_spring_bug,                 FALSE
 785   },
 786
 787   {
 788     EL_EMC_ANDROID,                     -1,
 789     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 790     &li.android_move_time,              10
 791   },
 792   {
 793     EL_EMC_ANDROID,                     -1,
 794     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 795     &li.android_clone_time,             10
 796   },
 797   {
 798     EL_EMC_ANDROID,                     SAVE_CONF_NEVER,
 799     TYPE_ELEMENT_LIST,                  CONF_VALUE_BYTES(1),
 800     &li.android_clone_element[0],       EL_EMPTY, NULL,
 801     &li.num_android_clone_elements,     1, MAX_ANDROID_ELEMENTS_OLD
 802   },
 803   {
 804     EL_EMC_ANDROID,                     -1,
 805     TYPE_ELEMENT_LIST,                  CONF_VALUE_BYTES(2),
 806     &li.android_clone_element[0],       EL_EMPTY, NULL,
 807     &li.num_android_clone_elements,     1, MAX_ANDROID_ELEMENTS
 808   },
 809
 810   {
 811     EL_EMC_LENSES,                      -1,
 812     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 813     &li.lenses_score,                   10
 814   },
 815   {
 816     EL_EMC_LENSES,                      -1,
 817     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 818     &li.lenses_time,                    10
 819   },
 820
 821   {
 822     EL_EMC_MAGNIFIER,                   -1,
 823     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 824     &li.magnify_score,                  10
 825   },
 826   {
 827     EL_EMC_MAGNIFIER,                   -1,
 828     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
 829     &li.magnify_time,                   10
 830   },
 831
 832   {
 833     EL_EMC_MAGIC_BALL,                  -1,
 834     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 835     &li.ball_time,                      10
 836   },
 837   {
 838     EL_EMC_MAGIC_BALL,                  -1,
 839     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 840     &li.ball_random,                    FALSE
 841   },
 842   {
 843     EL_EMC_MAGIC_BALL,                  -1,
 844     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(2),
 845     &li.ball_active_initial,            FALSE
 846   },
 847   {
 848     EL_EMC_MAGIC_BALL,                  -1,
 849     TYPE_CONTENT_LIST,                  CONF_VALUE_BYTES(1),
 850     &li.ball_content,                   EL_EMPTY, NULL,
 851     &li.num_ball_contents,              4, MAX_ELEMENT_CONTENTS
 852   },
 853
 854   {
 855     EL_SOKOBAN_FIELD_EMPTY,             -1,
 856     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 857     &li.sb_fields_needed,               TRUE
 858   },
 859
 860   {
 861     EL_SOKOBAN_OBJECT,                  -1,
 862     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 863     &li.sb_objects_needed,              TRUE
 864   },
 865
 866   {
 867     EL_MM_MCDUFFIN,                     -1,
 868     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 869     &li.mm_laser_red,                   FALSE
 870   },
 871   {
 872     EL_MM_MCDUFFIN,                     -1,
 873     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(2),
 874     &li.mm_laser_green,                 FALSE
 875   },
 876   {
 877     EL_MM_MCDUFFIN,                     -1,
 878     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(3),
 879     &li.mm_laser_blue,                  TRUE
 880   },
 881
 882   {
 883     EL_DF_LASER,                        -1,
 884     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
 885     &li.df_laser_red,                   TRUE
 886   },
 887   {
 888     EL_DF_LASER,                        -1,
 889     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(2),
 890     &li.df_laser_green,                 TRUE
 891   },
 892   {
 893     EL_DF_LASER,                        -1,
 894     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(3),
 895     &li.df_laser_blue,                  FALSE
 896   },
 897
 898   {
 899     EL_MM_FUSE_ACTIVE,                  -1,
 900     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 901     &li.mm_time_fuse,                   25
 902   },
 903   {
 904     EL_MM_BOMB,                         -1,
 905     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 906     &li.mm_time_bomb,                   75
 907   },
 908   {
 909     EL_MM_GRAY_BALL,                    -1,
 910     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 911     &li.mm_time_ball,                   75
 912   },
 913   {
 914     EL_MM_STEEL_BLOCK,                  -1,
 915     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 916     &li.mm_time_block,                  75
 917   },
 918   {
 919     EL_MM_LIGHTBALL,                    -1,
 920     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 921     &li.score[SC_ELEM_BONUS],           10
 922   },
 923
 924   // ---------- unused values -------------------------------------------------
 925
 926   {
 927     EL_UNKNOWN,                         SAVE_CONF_NEVER,
 928     TYPE_INTEGER,                       CONF_VALUE_16_BIT(1),
 929     &li.score[SC_UNKNOWN_15],           10
 930   },
 931
 932   {
 933     -1,                                 -1,
 934     -1,                                 -1,
 935     NULL,                               -1
 936   }
 937 };
 938
 939 static struct LevelFileConfigInfo chunk_config_NOTE[] =
 940 {
 941   {
 942     -1,                                 -1,
 943     TYPE_INTEGER,                       CONF_VALUE_8_BIT(1),
 944     &xx_envelope.xsize,                 MAX_ENVELOPE_XSIZE,
 945   },
 946   {
 947     -1,                                 -1,
 948     TYPE_INTEGER,                       CONF_VALUE_8_BIT(2),
 949     &xx_envelope.ysize,                 MAX_ENVELOPE_YSIZE,
 950   },
 951
 952   {
 953     -1,                                 -1,
 954     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(3),
 955     &xx_envelope.autowrap,              FALSE
 956   },
 957   {
 958     -1,                                 -1,
 959     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(4),
 960     &xx_envelope.centered,              FALSE
 961   },
 962
 963   {
 964     -1,                                 -1,
 965     TYPE_STRING,                        CONF_VALUE_BYTES(1),
 966     &xx_envelope.text,                  -1, NULL,
 967     &xx_string_length_unused,           -1, MAX_ENVELOPE_TEXT_LEN,
 968     &xx_default_string_empty[0]
 969   },
 970
 971   {
 972     -1,                                 -1,
 973     -1,                                 -1,
 974     NULL,                               -1
 975   }
 976 };
 977
 978 static struct LevelFileConfigInfo chunk_config_CUSX_base[] =
 979 {
 980   {
 981     -1,                                 -1,
 982     TYPE_STRING,                        CONF_VALUE_BYTES(1),
 983     &xx_ei.description[0],              -1,
 984     &yy_ei.description[0],
 985     &xx_string_length_unused,           -1, MAX_ELEMENT_NAME_LEN,
 986     &xx_default_description[0]
 987   },
 988
 989   {
 990     -1,                                 -1,
 991     TYPE_BITFIELD,                      CONF_VALUE_32_BIT(1),
 992     &xx_ei.properties[EP_BITFIELD_BASE_NR], EP_BITMASK_BASE_DEFAULT,
 993     &yy_ei.properties[EP_BITFIELD_BASE_NR]
 994   },
 995 #if ENABLE_RESERVED_CODE
 996   // (reserved for later use)
 997   {
 998     -1,                                 -1,
 999     TYPE_BITFIELD,                      CONF_VALUE_32_BIT(2),
1000     &xx_ei.properties[EP_BITFIELD_BASE_NR + 1], EP_BITMASK_DEFAULT,
1001     &yy_ei.properties[EP_BITFIELD_BASE_NR + 1]
1002   },
1003 #endif
1004
1005   {
1006     -1,                                 -1,
1007     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
1008     &xx_ei.use_gfx_element,             FALSE,
1009     &yy_ei.use_gfx_element
1010   },
1011   {
1012     -1,                                 -1,
1013     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
1014     &xx_ei.gfx_element_initial,         EL_EMPTY_SPACE,
1015     &yy_ei.gfx_element_initial
1016   },
1017
1018   {
1019     -1,                                 -1,
1020     TYPE_BITFIELD,                      CONF_VALUE_8_BIT(2),
1021     &xx_ei.access_direction,            MV_ALL_DIRECTIONS,
1022     &yy_ei.access_direction
1023   },
1024
1025   {
1026     -1,                                 -1,
1027     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
1028     &xx_ei.collect_score_initial,       10,
1029     &yy_ei.collect_score_initial
1030   },
1031   {
1032     -1,                                 -1,
1033     TYPE_INTEGER,                       CONF_VALUE_16_BIT(3),
1034     &xx_ei.collect_count_initial,       1,
1035     &yy_ei.collect_count_initial
1036   },
1037
1038   {
1039     -1,                                 -1,
1040     TYPE_INTEGER,                       CONF_VALUE_16_BIT(4),
1041     &xx_ei.ce_value_fixed_initial,      0,
1042     &yy_ei.ce_value_fixed_initial
1043   },
1044   {
1045     -1,                                 -1,
1046     TYPE_INTEGER,                       CONF_VALUE_16_BIT(5),
1047     &xx_ei.ce_value_random_initial,     0,
1048     &yy_ei.ce_value_random_initial
1049   },
1050   {
1051     -1,                                 -1,
1052     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(3),
1053     &xx_ei.use_last_ce_value,           FALSE,
1054     &yy_ei.use_last_ce_value
1055   },
1056
1057   {
1058     -1,                                 -1,
1059     TYPE_INTEGER,                       CONF_VALUE_16_BIT(6),
1060     &xx_ei.push_delay_fixed,            8,
1061     &yy_ei.push_delay_fixed
1062   },
1063   {
1064     -1,                                 -1,
1065     TYPE_INTEGER,                       CONF_VALUE_16_BIT(7),
1066     &xx_ei.push_delay_random,           8,
1067     &yy_ei.push_delay_random
1068   },
1069   {
1070     -1,                                 -1,
1071     TYPE_INTEGER,                       CONF_VALUE_16_BIT(8),
1072     &xx_ei.drop_delay_fixed,            0,
1073     &yy_ei.drop_delay_fixed
1074   },
1075   {
1076     -1,                                 -1,
1077     TYPE_INTEGER,                       CONF_VALUE_16_BIT(9),
1078     &xx_ei.drop_delay_random,           0,
1079     &yy_ei.drop_delay_random
1080   },
1081   {
1082     -1,                                 -1,
1083     TYPE_INTEGER,                       CONF_VALUE_16_BIT(10),
1084     &xx_ei.move_delay_fixed,            0,
1085     &yy_ei.move_delay_fixed
1086   },
1087   {
1088     -1,                                 -1,
1089     TYPE_INTEGER,                       CONF_VALUE_16_BIT(11),
1090     &xx_ei.move_delay_random,           0,
1091     &yy_ei.move_delay_random
1092   },
1093   {
1094     -1,                                 -1,
1095     TYPE_INTEGER,                       CONF_VALUE_16_BIT(16),
1096     &xx_ei.step_delay_fixed,            0,
1097     &yy_ei.step_delay_fixed
1098   },
1099   {
1100     -1,                                 -1,
1101     TYPE_INTEGER,                       CONF_VALUE_16_BIT(17),
1102     &xx_ei.step_delay_random,           0,
1103     &yy_ei.step_delay_random
1104   },
1105
1106   {
1107     -1,                                 -1,
1108     TYPE_BITFIELD,                      CONF_VALUE_32_BIT(3),
1109     &xx_ei.move_pattern,                MV_ALL_DIRECTIONS,
1110     &yy_ei.move_pattern
1111   },
1112   {
1113     -1,                                 -1,
1114     TYPE_BITFIELD,                      CONF_VALUE_8_BIT(4),
1115     &xx_ei.move_direction_initial,      MV_START_AUTOMATIC,
1116     &yy_ei.move_direction_initial
1117   },
1118   {
1119     -1,                                 -1,
1120     TYPE_INTEGER,                       CONF_VALUE_8_BIT(5),
1121     &xx_ei.move_stepsize,               TILEX / 8,
1122     &yy_ei.move_stepsize
1123   },
1124
1125   {
1126     -1,                                 -1,
1127     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(12),
1128     &xx_ei.move_enter_element,          EL_EMPTY_SPACE,
1129     &yy_ei.move_enter_element
1130   },
1131   {
1132     -1,                                 -1,
1133     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(13),
1134     &xx_ei.move_leave_element,          EL_EMPTY_SPACE,
1135     &yy_ei.move_leave_element
1136   },
1137   {
1138     -1,                                 -1,
1139     TYPE_INTEGER,                       CONF_VALUE_8_BIT(6),
1140     &xx_ei.move_leave_type,             LEAVE_TYPE_UNLIMITED,
1141     &yy_ei.move_leave_type
1142   },
1143
1144   {
1145     -1,                                 -1,
1146     TYPE_INTEGER,                       CONF_VALUE_8_BIT(7),
1147     &xx_ei.slippery_type,               SLIPPERY_ANY_RANDOM,
1148     &yy_ei.slippery_type
1149   },
1150
1151   {
1152     -1,                                 -1,
1153     TYPE_INTEGER,                       CONF_VALUE_8_BIT(8),
1154     &xx_ei.explosion_type,              EXPLODES_3X3,
1155     &yy_ei.explosion_type
1156   },
1157   {
1158     -1,                                 -1,
1159     TYPE_INTEGER,                       CONF_VALUE_16_BIT(14),
1160     &xx_ei.explosion_delay,             16,
1161     &yy_ei.explosion_delay
1162   },
1163   {
1164     -1,                                 -1,
1165     TYPE_INTEGER,                       CONF_VALUE_16_BIT(15),
1166     &xx_ei.ignition_delay,              8,
1167     &yy_ei.ignition_delay
1168   },
1169
1170   {
1171     -1,                                 -1,
1172     TYPE_CONTENT_LIST,                  CONF_VALUE_BYTES(2),
1173     &xx_ei.content,                     EL_EMPTY_SPACE,
1174     &yy_ei.content,
1175     &xx_num_contents,                   1, 1
1176   },
1177
1178   // ---------- "num_change_pages" must be the last entry ---------------------
1179
1180   {
1181     -1,                                 SAVE_CONF_ALWAYS,
1182     TYPE_INTEGER,                       CONF_VALUE_8_BIT(9),
1183     &xx_ei.num_change_pages,            1,
1184     &yy_ei.num_change_pages
1185   },
1186
1187   {
1188     -1,                                 -1,
1189     -1,                                 -1,
1190     NULL,                               -1,
1191     NULL
1192   }
1193 };
1194
1195 static struct LevelFileConfigInfo chunk_config_CUSX_change[] =
1196 {
1197   // ---------- "current_change_page" must be the first entry -----------------
1198
1199   {
1200     -1,                                 SAVE_CONF_ALWAYS,
1201     TYPE_INTEGER,                       CONF_VALUE_8_BIT(1),
1202     &xx_current_change_page,            -1
1203   },
1204
1205   // ---------- (the remaining entries can be in any order) -------------------
1206
1207   {
1208     -1,                                 -1,
1209     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(2),
1210     &xx_change.can_change,              FALSE
1211   },
1212
1213   {
1214     -1,                                 -1,
1215     TYPE_BITFIELD,                      CONF_VALUE_32_BIT(1),
1216     &xx_event_bits[0],                  0
1217   },
1218   {
1219     -1,                                 -1,
1220     TYPE_BITFIELD,                      CONF_VALUE_32_BIT(2),
1221     &xx_event_bits[1],                  0
1222   },
1223
1224   {
1225     -1,                                 -1,
1226     TYPE_BITFIELD,                      CONF_VALUE_8_BIT(3),
1227     &xx_change.trigger_player,          CH_PLAYER_ANY
1228   },
1229   {
1230     -1,                                 -1,
1231     TYPE_BITFIELD,                      CONF_VALUE_8_BIT(4),
1232     &xx_change.trigger_side,            CH_SIDE_ANY
1233   },
1234   {
1235     -1,                                 -1,
1236     TYPE_BITFIELD,                      CONF_VALUE_32_BIT(3),
1237     &xx_change.trigger_page,            CH_PAGE_ANY
1238   },
1239
1240   {
1241     -1,                                 -1,
1242     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
1243     &xx_change.target_element,          EL_EMPTY_SPACE
1244   },
1245
1246   {
1247     -1,                                 -1,
1248     TYPE_INTEGER,                       CONF_VALUE_16_BIT(2),
1249     &xx_change.delay_fixed,             0
1250   },
1251   {
1252     -1,                                 -1,
1253     TYPE_INTEGER,                       CONF_VALUE_16_BIT(3),
1254     &xx_change.delay_random,            0
1255   },
1256   {
1257     -1,                                 -1,
1258     TYPE_INTEGER,                       CONF_VALUE_16_BIT(4),
1259     &xx_change.delay_frames,            FRAMES_PER_SECOND
1260   },
1261
1262   {
1263     -1,                                 -1,
1264     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(5),
1265     &xx_change.initial_trigger_element, EL_EMPTY_SPACE
1266   },
1267
1268   {
1269     -1,                                 -1,
1270     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(6),
1271     &xx_change.explode,                 FALSE
1272   },
1273   {
1274     -1,                                 -1,
1275     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(7),
1276     &xx_change.use_target_content,      FALSE
1277   },
1278   {
1279     -1,                                 -1,
1280     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(8),
1281     &xx_change.only_if_complete,        FALSE
1282   },
1283   {
1284     -1,                                 -1,
1285     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(9),
1286     &xx_change.use_random_replace,      FALSE
1287   },
1288   {
1289     -1,                                 -1,
1290     TYPE_INTEGER,                       CONF_VALUE_8_BIT(10),
1291     &xx_change.random_percentage,       100
1292   },
1293   {
1294     -1,                                 -1,
1295     TYPE_INTEGER,                       CONF_VALUE_8_BIT(11),
1296     &xx_change.replace_when,            CP_WHEN_EMPTY
1297   },
1298
1299   {
1300     -1,                                 -1,
1301     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(12),
1302     &xx_change.has_action,              FALSE
1303   },
1304   {
1305     -1,                                 -1,
1306     TYPE_INTEGER,                       CONF_VALUE_8_BIT(13),
1307     &xx_change.action_type,             CA_NO_ACTION
1308   },
1309   {
1310     -1,                                 -1,
1311     TYPE_INTEGER,                       CONF_VALUE_8_BIT(14),
1312     &xx_change.action_mode,             CA_MODE_UNDEFINED
1313   },
1314   {
1315     -1,                                 -1,
1316     TYPE_INTEGER,                       CONF_VALUE_16_BIT(6),
1317     &xx_change.action_arg,              CA_ARG_UNDEFINED
1318   },
1319
1320   {
1321     -1,                                 -1,
1322     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(7),
1323     &xx_change.action_element,          EL_EMPTY_SPACE
1324   },
1325
1326   {
1327     -1,                                 -1,
1328     TYPE_CONTENT_LIST,                  CONF_VALUE_BYTES(1),
1329     &xx_change.target_content,          EL_EMPTY_SPACE, NULL,
1330     &xx_num_contents,                   1, 1
1331   },
1332
1333   {
1334     -1,                                 -1,
1335     -1,                                 -1,
1336     NULL,                               -1
1337   }
1338 };
1339
1340 static struct LevelFileConfigInfo chunk_config_GRPX[] =
1341 {
1342   {
1343     -1,                                 -1,
1344     TYPE_STRING,                        CONF_VALUE_BYTES(1),
1345     &xx_ei.description[0],              -1, NULL,
1346     &xx_string_length_unused,           -1, MAX_ELEMENT_NAME_LEN,
1347     &xx_default_description[0]
1348   },
1349
1350   {
1351     -1,                                 -1,
1352     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
1353     &xx_ei.use_gfx_element,             FALSE
1354   },
1355   {
1356     -1,                                 -1,
1357     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
1358     &xx_ei.gfx_element_initial,         EL_EMPTY_SPACE
1359   },
1360
1361   {
1362     -1,                                 -1,
1363     TYPE_INTEGER,                       CONF_VALUE_8_BIT(2),
1364     &xx_group.choice_mode,              ANIM_RANDOM
1365   },
1366
1367   {
1368     -1,                                 -1,
1369     TYPE_ELEMENT_LIST,                  CONF_VALUE_BYTES(2),
1370     &xx_group.element[0],               EL_EMPTY_SPACE, NULL,
1371     &xx_group.num_elements,             1, MAX_ELEMENTS_IN_GROUP
1372   },
1373
1374   {
1375     -1,                                 -1,
1376     -1,                                 -1,
1377     NULL,                               -1
1378   }
1379 };
1380
1381 static struct LevelFileConfigInfo chunk_config_EMPX[] =
1382 {
1383   {
1384     -1,                                 -1,
1385     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(1),
1386     &xx_ei.use_gfx_element,             FALSE
1387   },
1388   {
1389     -1,                                 -1,
1390     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
1391     &xx_ei.gfx_element_initial,         EL_EMPTY_SPACE
1392   },
1393
1394   {
1395     -1,                                 -1,
1396     -1,                                 -1,
1397     NULL,                               -1
1398   }
1399 };
1400
1401 static struct LevelFileConfigInfo chunk_config_CONF[] =         // (OBSOLETE)
1402 {
1403   {
1404     EL_PLAYER_1,                        -1,
1405     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(9),
1406     &li.block_snap_field,               TRUE
1407   },
1408   {
1409     EL_PLAYER_1,                        -1,
1410     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(13),
1411     &li.continuous_snapping,            TRUE
1412   },
1413   {
1414     EL_PLAYER_1,                        -1,
1415     TYPE_INTEGER,                       CONF_VALUE_8_BIT(1),
1416     &li.initial_player_stepsize[0],     STEPSIZE_NORMAL
1417   },
1418   {
1419     EL_PLAYER_1,                        -1,
1420     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(10),
1421     &li.use_start_element[0],           FALSE
1422   },
1423   {
1424     EL_PLAYER_1,                        -1,
1425     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(1),
1426     &li.start_element[0],               EL_PLAYER_1
1427   },
1428   {
1429     EL_PLAYER_1,                        -1,
1430     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(11),
1431     &li.use_artwork_element[0],         FALSE
1432   },
1433   {
1434     EL_PLAYER_1,                        -1,
1435     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(2),
1436     &li.artwork_element[0],             EL_PLAYER_1
1437   },
1438   {
1439     EL_PLAYER_1,                        -1,
1440     TYPE_BOOLEAN,                       CONF_VALUE_8_BIT(12),
1441     &li.use_explosion_element[0],       FALSE
1442   },
1443   {
1444     EL_PLAYER_1,                        -1,
1445     TYPE_ELEMENT,                       CONF_VALUE_16_BIT(3),
1446     &li.explosion_element[0],           EL_PLAYER_1
1447   },
1448
1449   {
1450     -1,                                 -1,
1451     -1,                                 -1,
1452     NULL,                               -1
1453   }
1454 };
1455
1456 static struct
1457 {
1458   int filetype;
1459   char *id;
1460 }
1461 filetype_id_list[] =
1462 {
1463   { LEVEL_FILE_TYPE_RND,        "RND"   },
1464   { LEVEL_FILE_TYPE_BD,         "BD"    },
1465   { LEVEL_FILE_TYPE_EM,         "EM"    },
1466   { LEVEL_FILE_TYPE_SP,         "SP"    },
1467   { LEVEL_FILE_TYPE_DX,         "DX"    },
1468   { LEVEL_FILE_TYPE_SB,         "SB"    },
1469   { LEVEL_FILE_TYPE_DC,         "DC"    },
1470   { LEVEL_FILE_TYPE_MM,         "MM"    },
1471   { LEVEL_FILE_TYPE_MM,         "DF"    },
1472   { -1,                         NULL    },
1473 };
1474
1475
1476 // ============================================================================
1477 // level file functions
1478 // ============================================================================
1479
1480 static boolean check_special_flags(char *flag)
1481 {
1482   if (strEqual(options.special_flags, flag) ||
1483       strEqual(leveldir_current->special_flags, flag))
1484     return TRUE;
1485
1486   return FALSE;
1487 }
1488
1489 static struct DateInfo getCurrentDate(void)
1490 {
1491   time_t epoch_seconds = time(NULL);
1492   struct tm *now = localtime(&epoch_seconds);
1493   struct DateInfo date;
1494
1495   date.year  = now->tm_year + 1900;
1496   date.month = now->tm_mon  + 1;
1497   date.day   = now->tm_mday;
1498
1499   date.src   = DATE_SRC_CLOCK;
1500
1501   return date;
1502 }
1503
1504 static void resetEventFlags(struct ElementChangeInfo *change)
1505 {
1506   int i;
1507
1508   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
1509     change->has_event[i] = FALSE;
1510 }
1511
1512 static void resetEventBits(void)
1513 {
1514   int i;
1515
1516   for (i = 0; i < NUM_CE_BITFIELDS; i++)
1517     xx_event_bits[i] = 0;
1518 }
1519
1520 static void setEventFlagsFromEventBits(struct ElementChangeInfo *change)
1521 {
1522   int i;
1523
1524   /* important: only change event flag if corresponding event bit is set
1525      (this is because all xx_event_bits[] values are loaded separately,
1526      and all xx_event_bits[] values are set back to zero before loading
1527      another value xx_event_bits[x] (each value representing 32 flags)) */
1528
1529   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
1530     if (xx_event_bits[CH_EVENT_BITFIELD_NR(i)] & CH_EVENT_BIT(i))
1531       change->has_event[i] = TRUE;
1532 }
1533
1534 static void setEventBitsFromEventFlags(struct ElementChangeInfo *change)
1535 {
1536   int i;
1537
1538   /* in contrast to the above function setEventFlagsFromEventBits(), it
1539      would also be possible to set all bits in xx_event_bits[] to 0 or 1
1540      depending on the corresponding change->has_event[i] values here, as
1541      all xx_event_bits[] values are reset in resetEventBits() before */
1542
1543   for (i = 0; i < NUM_CHANGE_EVENTS; i++)
1544     if (change->has_event[i])
1545       xx_event_bits[CH_EVENT_BITFIELD_NR(i)] |= CH_EVENT_BIT(i);
1546 }
1547
1548 static char *getDefaultElementDescription(struct ElementInfo *ei)
1549 {
1550   static char description[MAX_ELEMENT_NAME_LEN + 1];
1551   char *default_description = (ei->custom_description != NULL ?
1552                                ei->custom_description :
1553                                ei->editor_description);
1554   int i;
1555
1556   // always start with reliable default values
1557   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
1558     description[i] = '\0';
1559
1560   // truncate element description to MAX_ELEMENT_NAME_LEN bytes
1561   strncpy(description, default_description, MAX_ELEMENT_NAME_LEN);
1562
1563   return &description[0];
1564 }
1565
1566 static void setElementDescriptionToDefault(struct ElementInfo *ei)
1567 {
1568   char *default_description = getDefaultElementDescription(ei);
1569   int i;
1570
1571   for (i = 0; i < MAX_ELEMENT_NAME_LEN + 1; i++)
1572     ei->description[i] = default_description[i];
1573 }
1574
1575 static void setConfigToDefaultsFromConfigList(struct LevelFileConfigInfo *conf)
1576 {
1577   int i;
1578
1579   for (i = 0; conf[i].data_type != -1; i++)
1580   {
1581     int default_value = conf[i].default_value;
1582     int data_type = conf[i].data_type;
1583     int conf_type = conf[i].conf_type;
1584     int byte_mask = conf_type & CONF_MASK_BYTES;
1585
1586     if (byte_mask == CONF_MASK_MULTI_BYTES)
1587     {
1588       int default_num_entities = conf[i].default_num_entities;
1589       int max_num_entities = conf[i].max_num_entities;
1590
1591       *(int *)(conf[i].num_entities) = default_num_entities;
1592
1593       if (data_type == TYPE_STRING)
1594       {
1595         char *default_string = conf[i].default_string;
1596         char *string = (char *)(conf[i].value);
1597
1598         strncpy(string, default_string, max_num_entities);
1599       }
1600       else if (data_type == TYPE_ELEMENT_LIST)
1601       {
1602         int *element_array = (int *)(conf[i].value);
1603         int j;
1604
1605         for (j = 0; j < max_num_entities; j++)
1606           element_array[j] = default_value;
1607       }
1608       else if (data_type == TYPE_CONTENT_LIST)
1609       {
1610         struct Content *content = (struct Content *)(conf[i].value);
1611         int c, x, y;
1612
1613         for (c = 0; c < max_num_entities; c++)
1614           for (y = 0; y < 3; y++)
1615             for (x = 0; x < 3; x++)
1616               content[c].e[x][y] = default_value;
1617       }
1618     }
1619     else        // constant size configuration data (1, 2 or 4 bytes)
1620     {
1621       if (data_type == TYPE_BOOLEAN)
1622         *(boolean *)(conf[i].value) = default_value;
1623       else
1624         *(int *)    (conf[i].value) = default_value;
1625     }
1626   }
1627 }
1628
1629 static void copyConfigFromConfigList(struct LevelFileConfigInfo *conf)
1630 {
1631   int i;
1632
1633   for (i = 0; conf[i].data_type != -1; i++)
1634   {
1635     int data_type = conf[i].data_type;
1636     int conf_type = conf[i].conf_type;
1637     int byte_mask = conf_type & CONF_MASK_BYTES;
1638
1639     if (byte_mask == CONF_MASK_MULTI_BYTES)
1640     {
1641       int max_num_entities = conf[i].max_num_entities;
1642
1643       if (data_type == TYPE_STRING)
1644       {
1645         char *string      = (char *)(conf[i].value);
1646         char *string_copy = (char *)(conf[i].value_copy);
1647
1648         strncpy(string_copy, string, max_num_entities);
1649       }
1650       else if (data_type == TYPE_ELEMENT_LIST)
1651       {
1652         int *element_array      = (int *)(conf[i].value);
1653         int *element_array_copy = (int *)(conf[i].value_copy);
1654         int j;
1655
1656         for (j = 0; j < max_num_entities; j++)
1657           element_array_copy[j] = element_array[j];
1658       }
1659       else if (data_type == TYPE_CONTENT_LIST)
1660       {
1661         struct Content *content      = (struct Content *)(conf[i].value);
1662         struct Content *content_copy = (struct Content *)(conf[i].value_copy);
1663         int c, x, y;
1664
1665         for (c = 0; c < max_num_entities; c++)
1666           for (y = 0; y < 3; y++)
1667             for (x = 0; x < 3; x++)
1668               content_copy[c].e[x][y] = content[c].e[x][y];
1669       }
1670     }
1671     else        // constant size configuration data (1, 2 or 4 bytes)
1672     {
1673       if (data_type == TYPE_BOOLEAN)
1674         *(boolean *)(conf[i].value_copy) = *(boolean *)(conf[i].value);
1675       else
1676         *(int *)    (conf[i].value_copy) = *(int *)    (conf[i].value);
1677     }
1678   }
1679 }
1680
1681 void copyElementInfo(struct ElementInfo *ei_from, struct ElementInfo *ei_to)
1682 {
1683   int i;
1684
1685   xx_ei = *ei_from;     // copy element data into temporary buffer
1686   yy_ei = *ei_to;       // copy element data into temporary buffer
1687
1688   copyConfigFromConfigList(chunk_config_CUSX_base);
1689
1690   *ei_from = xx_ei;
1691   *ei_to   = yy_ei;
1692
1693   // ---------- reinitialize and copy change pages ----------
1694
1695   ei_to->num_change_pages = ei_from->num_change_pages;
1696   ei_to->current_change_page = ei_from->current_change_page;
1697
1698   setElementChangePages(ei_to, ei_to->num_change_pages);
1699
1700   for (i = 0; i < ei_to->num_change_pages; i++)
1701     ei_to->change_page[i] = ei_from->change_page[i];
1702
1703   // ---------- copy group element info ----------
1704   if (ei_from->group != NULL && ei_to->group != NULL)   // group or internal
1705     *ei_to->group = *ei_from->group;
1706
1707   // mark this custom element as modified
1708   ei_to->modified_settings = TRUE;
1709 }
1710
1711 void setElementChangePages(struct ElementInfo *ei, int change_pages)
1712 {
1713   int change_page_size = sizeof(struct ElementChangeInfo);
1714
1715   ei->num_change_pages = MAX(1, change_pages);
1716
1717   ei->change_page =
1718     checked_realloc(ei->change_page, ei->num_change_pages * change_page_size);
1719
1720   if (ei->current_change_page >= ei->num_change_pages)
1721     ei->current_change_page = ei->num_change_pages - 1;
1722
1723   ei->change = &ei->change_page[ei->current_change_page];
1724 }
1725
1726 void setElementChangeInfoToDefaults(struct ElementChangeInfo *change)
1727 {
1728   xx_change = *change;          // copy change data into temporary buffer
1729
1730   setConfigToDefaultsFromConfigList(chunk_config_CUSX_change);
1731
1732   *change = xx_change;
1733
1734   resetEventFlags(change);
1735
1736   change->direct_action = 0;
1737   change->other_action = 0;
1738
1739   change->pre_change_function = NULL;
1740   change->change_function = NULL;
1741   change->post_change_function = NULL;
1742 }
1743
1744 static void setLevelInfoToDefaults_Level(struct LevelInfo *level)
1745 {
1746   int i, x, y;
1747
1748   li = *level;          // copy level data into temporary buffer
1749   setConfigToDefaultsFromConfigList(chunk_config_INFO);
1750   *level = li;          // copy temporary buffer back to level data
1751
1752   setLevelInfoToDefaults_EM();
1753   setLevelInfoToDefaults_SP();
1754   setLevelInfoToDefaults_MM();
1755
1756   level->native_em_level = &native_em_level;
1757   level->native_sp_level = &native_sp_level;
1758   level->native_mm_level = &native_mm_level;
1759
1760   level->file_version = FILE_VERSION_ACTUAL;
1761   level->game_version = GAME_VERSION_ACTUAL;
1762
1763   level->creation_date = getCurrentDate();
1764
1765   level->encoding_16bit_field  = TRUE;
1766   level->encoding_16bit_yamyam = TRUE;
1767   level->encoding_16bit_amoeba = TRUE;
1768
1769   // clear level name and level author string buffers
1770   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
1771     level->name[i] = '\0';
1772   for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
1773     level->author[i] = '\0';
1774
1775   // set level name and level author to default values
1776   strcpy(level->name, NAMELESS_LEVEL_NAME);
1777   strcpy(level->author, ANONYMOUS_NAME);
1778
1779   // set level playfield to playable default level with player and exit
1780   for (x = 0; x < MAX_LEV_FIELDX; x++)
1781     for (y = 0; y < MAX_LEV_FIELDY; y++)
1782       level->field[x][y] = EL_SAND;
1783
1784   level->field[0][0] = EL_PLAYER_1;
1785   level->field[STD_LEV_FIELDX - 1][STD_LEV_FIELDY - 1] = EL_EXIT_CLOSED;
1786
1787   BorderElement = EL_STEELWALL;
1788
1789   // detect custom elements when loading them
1790   level->file_has_custom_elements = FALSE;
1791
1792   // set all bug compatibility flags to "false" => do not emulate this bug
1793   level->use_action_after_change_bug = FALSE;
1794
1795   if (leveldir_current)
1796   {
1797     // try to determine better author name than 'anonymous'
1798     if (!strEqual(leveldir_current->author, ANONYMOUS_NAME))
1799     {
1800       strncpy(level->author, leveldir_current->author, MAX_LEVEL_AUTHOR_LEN);
1801       level->author[MAX_LEVEL_AUTHOR_LEN] = '\0';
1802     }
1803     else
1804     {
1805       switch (LEVELCLASS(leveldir_current))
1806       {
1807         case LEVELCLASS_TUTORIAL:
1808           strcpy(level->author, PROGRAM_AUTHOR_STRING);
1809           break;
1810
1811         case LEVELCLASS_CONTRIB:
1812           strncpy(level->author, leveldir_current->name, MAX_LEVEL_AUTHOR_LEN);
1813           level->author[MAX_LEVEL_AUTHOR_LEN] = '\0';
1814           break;
1815
1816         case LEVELCLASS_PRIVATE:
1817           strncpy(level->author, getRealName(), MAX_LEVEL_AUTHOR_LEN);
1818           level->author[MAX_LEVEL_AUTHOR_LEN] = '\0';
1819           break;
1820
1821         default:
1822           // keep default value
1823           break;
1824       }
1825     }
1826   }
1827 }
1828
1829 static void setLevelInfoToDefaults_Elements(struct LevelInfo *level)
1830 {
1831   static boolean clipboard_elements_initialized = FALSE;
1832   int i;
1833
1834   InitElementPropertiesStatic();
1835
1836   li = *level;          // copy level data into temporary buffer
1837   setConfigToDefaultsFromConfigList(chunk_config_ELEM);
1838   *level = li;          // copy temporary buffer back to level data
1839
1840   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
1841   {
1842     int element = i;
1843     struct ElementInfo *ei = &element_info[element];
1844
1845     // never initialize clipboard elements after the very first time
1846     // (to be able to use clipboard elements between several levels)
1847     if (IS_CLIPBOARD_ELEMENT(element) && clipboard_elements_initialized)
1848       continue;
1849
1850     if (IS_ENVELOPE(element))
1851     {
1852       int envelope_nr = element - EL_ENVELOPE_1;
1853
1854       setConfigToDefaultsFromConfigList(chunk_config_NOTE);
1855
1856       level->envelope[envelope_nr] = xx_envelope;
1857     }
1858
1859     if (IS_CUSTOM_ELEMENT(element) ||
1860         IS_GROUP_ELEMENT(element) ||
1861         IS_INTERNAL_ELEMENT(element))
1862     {
1863       xx_ei = *ei;      // copy element data into temporary buffer
1864
1865       setConfigToDefaultsFromConfigList(chunk_config_CUSX_base);
1866
1867       *ei = xx_ei;
1868     }
1869
1870     setElementChangePages(ei, 1);
1871     setElementChangeInfoToDefaults(ei->change);
1872
1873     if (IS_CUSTOM_ELEMENT(element) ||
1874         IS_GROUP_ELEMENT(element) ||
1875         IS_INTERNAL_ELEMENT(element))
1876     {
1877       setElementDescriptionToDefault(ei);
1878
1879       ei->modified_settings = FALSE;
1880     }
1881
1882     if (IS_CUSTOM_ELEMENT(element) ||
1883         IS_INTERNAL_ELEMENT(element))
1884     {
1885       // internal values used in level editor
1886
1887       ei->access_type = 0;
1888       ei->access_layer = 0;
1889       ei->access_protected = 0;
1890       ei->walk_to_action = 0;
1891       ei->smash_targets = 0;
1892       ei->deadliness = 0;
1893
1894       ei->can_explode_by_fire = FALSE;
1895       ei->can_explode_smashed = FALSE;
1896       ei->can_explode_impact = FALSE;
1897
1898       ei->current_change_page = 0;
1899     }
1900
1901     if (IS_GROUP_ELEMENT(element) ||
1902         IS_INTERNAL_ELEMENT(element))
1903     {
1904       struct ElementGroupInfo *group;
1905
1906       // initialize memory for list of elements in group
1907       if (ei->group == NULL)
1908         ei->group = checked_malloc(sizeof(struct ElementGroupInfo));
1909
1910       group = ei->group;
1911
1912       xx_group = *group;        // copy group data into temporary buffer
1913
1914       setConfigToDefaultsFromConfigList(chunk_config_GRPX);
1915
1916       *group = xx_group;
1917     }
1918
1919     if (IS_EMPTY_ELEMENT(element) ||
1920         IS_INTERNAL_ELEMENT(element))
1921     {
1922       xx_ei = *ei;              // copy element data into temporary buffer
1923
1924       setConfigToDefaultsFromConfigList(chunk_config_EMPX);
1925
1926       *ei = xx_ei;
1927     }
1928   }
1929
1930   clipboard_elements_initialized = TRUE;
1931 }
1932
1933 static void setLevelInfoToDefaults(struct LevelInfo *level,
1934                                    boolean level_info_only,
1935                                    boolean reset_file_status)
1936 {
1937   setLevelInfoToDefaults_Level(level);
1938
1939   if (!level_info_only)
1940     setLevelInfoToDefaults_Elements(level);
1941
1942   if (reset_file_status)
1943   {
1944     level->no_valid_file = FALSE;
1945     level->no_level_file = FALSE;
1946   }
1947
1948   level->changed = FALSE;
1949 }
1950
1951 static void setFileInfoToDefaults(struct LevelFileInfo *level_file_info)
1952 {
1953   level_file_info->nr = 0;
1954   level_file_info->type = LEVEL_FILE_TYPE_UNKNOWN;
1955   level_file_info->packed = FALSE;
1956
1957   setString(&level_file_info->basename, NULL);
1958   setString(&level_file_info->filename, NULL);
1959 }
1960
1961 int getMappedElement_SB(int, boolean);
1962
1963 static void ActivateLevelTemplate(void)
1964 {
1965   int x, y;
1966
1967   if (check_special_flags("load_xsb_to_ces"))
1968   {
1969     // fill smaller playfields with padding "beyond border wall" elements
1970     if (level.fieldx < level_template.fieldx ||
1971         level.fieldy < level_template.fieldy)
1972     {
1973       short field[level.fieldx][level.fieldy];
1974       int new_fieldx = MAX(level.fieldx, level_template.fieldx);
1975       int new_fieldy = MAX(level.fieldy, level_template.fieldy);
1976       int pos_fieldx = (new_fieldx - level.fieldx) / 2;
1977       int pos_fieldy = (new_fieldy - level.fieldy) / 2;
1978
1979       // copy old playfield (which is smaller than the visible area)
1980       for (y = 0; y < level.fieldy; y++) for (x = 0; x < level.fieldx; x++)
1981         field[x][y] = level.field[x][y];
1982
1983       // fill new, larger playfield with "beyond border wall" elements
1984       for (y = 0; y < new_fieldy; y++) for (x = 0; x < new_fieldx; x++)
1985         level.field[x][y] = getMappedElement_SB('_', TRUE);
1986
1987       // copy the old playfield to the middle of the new playfield
1988       for (y = 0; y < level.fieldy; y++) for (x = 0; x < level.fieldx; x++)
1989         level.field[pos_fieldx + x][pos_fieldy + y] = field[x][y];
1990
1991       level.fieldx = new_fieldx;
1992       level.fieldy = new_fieldy;
1993     }
1994   }
1995
1996   // Currently there is no special action needed to activate the template
1997   // data, because 'element_info' property settings overwrite the original
1998   // level data, while all other variables do not change.
1999
2000   // Exception: 'from_level_template' elements in the original level playfield
2001   // are overwritten with the corresponding elements at the same position in
2002   // playfield from the level template.
2003
2004   for (x = 0; x < level.fieldx; x++)
2005     for (y = 0; y < level.fieldy; y++)
2006       if (level.field[x][y] == EL_FROM_LEVEL_TEMPLATE)
2007         level.field[x][y] = level_template.field[x][y];
2008
2009   if (check_special_flags("load_xsb_to_ces"))
2010   {
2011     struct LevelInfo level_backup = level;
2012
2013     // overwrite all individual level settings from template level settings
2014     level = level_template;
2015
2016     // restore level file info
2017     level.file_info = level_backup.file_info;
2018
2019     // restore playfield size
2020     level.fieldx = level_backup.fieldx;
2021     level.fieldy = level_backup.fieldy;
2022
2023     // restore playfield content
2024     for (x = 0; x < level.fieldx; x++)
2025       for (y = 0; y < level.fieldy; y++)
2026         level.field[x][y] = level_backup.field[x][y];
2027
2028     // restore name and author from individual level
2029     strcpy(level.name,   level_backup.name);
2030     strcpy(level.author, level_backup.author);
2031
2032     // restore flag "use_custom_template"
2033     level.use_custom_template = level_backup.use_custom_template;
2034   }
2035 }
2036
2037 static char *getLevelFilenameFromBasename(char *basename)
2038 {
2039   static char *filename = NULL;
2040
2041   checked_free(filename);
2042
2043   filename = getPath2(getCurrentLevelDir(), basename);
2044
2045   return filename;
2046 }
2047
2048 static int getFileTypeFromBasename(char *basename)
2049 {
2050   // !!! ALSO SEE COMMENT IN checkForPackageFromBasename() !!!
2051
2052   static char *filename = NULL;
2053   struct stat file_status;
2054
2055   // ---------- try to determine file type from filename ----------
2056
2057   // check for typical filename of a Supaplex level package file
2058   if (strlen(basename) == 10 && strPrefixLower(basename, "levels.d"))
2059     return LEVEL_FILE_TYPE_SP;
2060
2061   // check for typical filename of a Diamond Caves II level package file
2062   if (strSuffixLower(basename, ".dc") ||
2063       strSuffixLower(basename, ".dc2"))
2064     return LEVEL_FILE_TYPE_DC;
2065
2066   // check for typical filename of a Sokoban level package file
2067   if (strSuffixLower(basename, ".xsb") &&
2068       strchr(basename, '%') == NULL)
2069     return LEVEL_FILE_TYPE_SB;
2070
2071   // ---------- try to determine file type from filesize ----------
2072
2073   checked_free(filename);
2074   filename = getPath2(getCurrentLevelDir(), basename);
2075
2076   if (stat(filename, &file_status) == 0)
2077   {
2078     // check for typical filesize of a Supaplex level package file
2079     if (file_status.st_size == 170496)
2080       return LEVEL_FILE_TYPE_SP;
2081   }
2082
2083   return LEVEL_FILE_TYPE_UNKNOWN;
2084 }
2085
2086 static int getFileTypeFromMagicBytes(char *filename, int type)
2087 {
2088   File *file;
2089
2090   if ((file = openFile(filename, MODE_READ)))
2091   {
2092     char chunk_name[CHUNK_ID_LEN + 1];
2093
2094     getFileChunkBE(file, chunk_name, NULL);
2095
2096     if (strEqual(chunk_name, "MMII") ||
2097         strEqual(chunk_name, "MIRR"))
2098       type = LEVEL_FILE_TYPE_MM;
2099
2100     closeFile(file);
2101   }
2102
2103   return type;
2104 }
2105
2106 static boolean checkForPackageFromBasename(char *basename)
2107 {
2108   // !!! WON'T WORK ANYMORE IF getFileTypeFromBasename() ALSO DETECTS !!!
2109   // !!! SINGLE LEVELS (CURRENTLY ONLY DETECTS LEVEL PACKAGES         !!!
2110
2111   return (getFileTypeFromBasename(basename) != LEVEL_FILE_TYPE_UNKNOWN);
2112 }
2113
2114 static char *getSingleLevelBasenameExt(int nr, char *extension)
2115 {
2116   static char basename[MAX_FILENAME_LEN];
2117
2118   if (nr < 0)
2119     sprintf(basename, "%s", LEVELTEMPLATE_FILENAME);
2120   else
2121     sprintf(basename, "%03d.%s", nr, extension);
2122
2123   return basename;
2124 }
2125
2126 static char *getSingleLevelBasename(int nr)
2127 {
2128   return getSingleLevelBasenameExt(nr, LEVELFILE_EXTENSION);
2129 }
2130
2131 static char *getPackedLevelBasename(int type)
2132 {
2133   static char basename[MAX_FILENAME_LEN];
2134   char *directory = getCurrentLevelDir();
2135   Directory *dir;
2136   DirectoryEntry *dir_entry;
2137
2138   strcpy(basename, UNDEFINED_FILENAME);         // default: undefined file
2139
2140   if ((dir = openDirectory(directory)) == NULL)
2141   {
2142     Warn("cannot read current level directory '%s'", directory);
2143
2144     return basename;
2145   }
2146
2147   while ((dir_entry = readDirectory(dir)) != NULL)      // loop all entries
2148   {
2149     char *entry_basename = dir_entry->basename;
2150     int entry_type = getFileTypeFromBasename(entry_basename);
2151
2152     if (entry_type != LEVEL_FILE_TYPE_UNKNOWN)  // found valid level package
2153     {
2154       if (type == LEVEL_FILE_TYPE_UNKNOWN ||
2155           type == entry_type)
2156       {
2157         strcpy(basename, entry_basename);
2158
2159         break;
2160       }
2161     }
2162   }
2163
2164   closeDirectory(dir);
2165
2166   return basename;
2167 }
2168
2169 static char *getSingleLevelFilename(int nr)
2170 {
2171   return getLevelFilenameFromBasename(getSingleLevelBasename(nr));
2172 }
2173
2174 #if ENABLE_UNUSED_CODE
2175 static char *getPackedLevelFilename(int type)
2176 {
2177   return getLevelFilenameFromBasename(getPackedLevelBasename(type));
2178 }
2179 #endif
2180
2181 char *getDefaultLevelFilename(int nr)
2182 {
2183   return getSingleLevelFilename(nr);
2184 }
2185
2186 #if ENABLE_UNUSED_CODE
2187 static void setLevelFileInfo_SingleLevelFilename(struct LevelFileInfo *lfi,
2188                                                  int type)
2189 {
2190   lfi->type = type;
2191   lfi->packed = FALSE;
2192
2193   setString(&lfi->basename, getSingleLevelBasename(lfi->nr, lfi->type));
2194   setString(&lfi->filename, getLevelFilenameFromBasename(lfi->basename));
2195 }
2196 #endif
2197
2198 static void setLevelFileInfo_FormatLevelFilename(struct LevelFileInfo *lfi,
2199                                                  int type, char *format, ...)
2200 {
2201   static char basename[MAX_FILENAME_LEN];
2202   va_list ap;
2203
2204   va_start(ap, format);
2205   vsprintf(basename, format, ap);
2206   va_end(ap);
2207
2208   lfi->type = type;
2209   lfi->packed = FALSE;
2210
2211   setString(&lfi->basename, basename);
2212   setString(&lfi->filename, getLevelFilenameFromBasename(lfi->basename));
2213 }
2214
2215 static void setLevelFileInfo_PackedLevelFilename(struct LevelFileInfo *lfi,
2216                                                  int type)
2217 {
2218   lfi->type = type;
2219   lfi->packed = TRUE;
2220
2221   setString(&lfi->basename, getPackedLevelBasename(lfi->type));
2222   setString(&lfi->filename, getLevelFilenameFromBasename(lfi->basename));
2223 }
2224
2225 static int getFiletypeFromID(char *filetype_id)
2226 {
2227   char *filetype_id_lower;
2228   int filetype = LEVEL_FILE_TYPE_UNKNOWN;
2229   int i;
2230
2231   if (filetype_id == NULL)
2232     return LEVEL_FILE_TYPE_UNKNOWN;
2233
2234   filetype_id_lower = getStringToLower(filetype_id);
2235
2236   for (i = 0; filetype_id_list[i].id != NULL; i++)
2237   {
2238     char *id_lower = getStringToLower(filetype_id_list[i].id);
2239
2240     if (strEqual(filetype_id_lower, id_lower))
2241       filetype = filetype_id_list[i].filetype;
2242
2243     free(id_lower);
2244
2245     if (filetype != LEVEL_FILE_TYPE_UNKNOWN)
2246       break;
2247   }
2248
2249   free(filetype_id_lower);
2250
2251   return filetype;
2252 }
2253
2254 char *getLocalLevelTemplateFilename(void)
2255 {
2256   return getDefaultLevelFilename(-1);
2257 }
2258
2259 char *getGlobalLevelTemplateFilename(void)
2260 {
2261   // global variable "leveldir_current" must be modified in the loop below
2262   LevelDirTree *leveldir_current_last = leveldir_current;
2263   char *filename = NULL;
2264
2265   // check for template level in path from current to topmost tree node
2266
2267   while (leveldir_current != NULL)
2268   {
2269     filename = getDefaultLevelFilename(-1);
2270
2271     if (fileExists(filename))
2272       break;
2273
2274     leveldir_current = leveldir_current->node_parent;
2275   }
2276
2277   // restore global variable "leveldir_current" modified in above loop
2278   leveldir_current = leveldir_current_last;
2279
2280   return filename;
2281 }
2282
2283 static void determineLevelFileInfo_Filename(struct LevelFileInfo *lfi)
2284 {
2285   int nr = lfi->nr;
2286
2287   // special case: level number is negative => check for level template file
2288   if (nr < 0)
2289   {
2290     setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_RND,
2291                                          getSingleLevelBasename(-1));
2292
2293     // replace local level template filename with global template filename
2294     setString(&lfi->filename, getGlobalLevelTemplateFilename());
2295
2296     // no fallback if template file not existing
2297     return;
2298   }
2299
2300   // special case: check for file name/pattern specified in "levelinfo.conf"
2301   if (leveldir_current->level_filename != NULL)
2302   {
2303     int filetype = getFiletypeFromID(leveldir_current->level_filetype);
2304
2305     setLevelFileInfo_FormatLevelFilename(lfi, filetype,
2306                                          leveldir_current->level_filename, nr);
2307
2308     lfi->packed = checkForPackageFromBasename(leveldir_current->level_filename);
2309
2310     if (fileExists(lfi->filename))
2311       return;
2312   }
2313   else if (leveldir_current->level_filetype != NULL)
2314   {
2315     int filetype = getFiletypeFromID(leveldir_current->level_filetype);
2316
2317     // check for specified native level file with standard file name
2318     setLevelFileInfo_FormatLevelFilename(lfi, filetype,
2319                                          "%03d.%s", nr, LEVELFILE_EXTENSION);
2320     if (fileExists(lfi->filename))
2321       return;
2322   }
2323
2324   // check for native Rocks'n'Diamonds level file
2325   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_RND,
2326                                        "%03d.%s", nr, LEVELFILE_EXTENSION);
2327   if (fileExists(lfi->filename))
2328     return;
2329
2330   // check for Emerald Mine level file (V1)
2331   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_EM, "a%c%c",
2332                                        'a' + (nr / 10) % 26, '0' + nr % 10);
2333   if (fileExists(lfi->filename))
2334     return;
2335   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_EM, "A%c%c",
2336                                        'A' + (nr / 10) % 26, '0' + nr % 10);
2337   if (fileExists(lfi->filename))
2338     return;
2339
2340   // check for Emerald Mine level file (V2 to V5)
2341   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_EM, "%d", nr);
2342   if (fileExists(lfi->filename))
2343     return;
2344
2345   // check for Emerald Mine level file (V6 / single mode)
2346   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_EM, "%02ds", nr);
2347   if (fileExists(lfi->filename))
2348     return;
2349   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_EM, "%02dS", nr);
2350   if (fileExists(lfi->filename))
2351     return;
2352
2353   // check for Emerald Mine level file (V6 / teamwork mode)
2354   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_EM, "%02dt", nr);
2355   if (fileExists(lfi->filename))
2356     return;
2357   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_EM, "%02dT", nr);
2358   if (fileExists(lfi->filename))
2359     return;
2360
2361   // check for various packed level file formats
2362   setLevelFileInfo_PackedLevelFilename(lfi, LEVEL_FILE_TYPE_UNKNOWN);
2363   if (fileExists(lfi->filename))
2364     return;
2365
2366   // no known level file found -- use default values (and fail later)
2367   setLevelFileInfo_FormatLevelFilename(lfi, LEVEL_FILE_TYPE_RND,
2368                                        "%03d.%s", nr, LEVELFILE_EXTENSION);
2369 }
2370
2371 static void determineLevelFileInfo_Filetype(struct LevelFileInfo *lfi)
2372 {
2373   if (lfi->type == LEVEL_FILE_TYPE_UNKNOWN)
2374     lfi->type = getFileTypeFromBasename(lfi->basename);
2375
2376   if (lfi->type == LEVEL_FILE_TYPE_RND)
2377     lfi->type = getFileTypeFromMagicBytes(lfi->filename, lfi->type);
2378 }
2379
2380 static void setLevelFileInfo(struct LevelFileInfo *level_file_info, int nr)
2381 {
2382   // always start with reliable default values
2383   setFileInfoToDefaults(level_file_info);
2384
2385   level_file_info->nr = nr;     // set requested level number
2386
2387   determineLevelFileInfo_Filename(level_file_info);
2388   determineLevelFileInfo_Filetype(level_file_info);
2389 }
2390
2391 static void copyLevelFileInfo(struct LevelFileInfo *lfi_from,
2392                               struct LevelFileInfo *lfi_to)
2393 {
2394   lfi_to->nr     = lfi_from->nr;
2395   lfi_to->type   = lfi_from->type;
2396   lfi_to->packed = lfi_from->packed;
2397
2398   setString(&lfi_to->basename, lfi_from->basename);
2399   setString(&lfi_to->filename, lfi_from->filename);
2400 }
2401
2402 // ----------------------------------------------------------------------------
2403 // functions for loading R'n'D level
2404 // ----------------------------------------------------------------------------
2405
2406 int getMappedElement(int element)
2407 {
2408   // remap some (historic, now obsolete) elements
2409
2410   switch (element)
2411   {
2412     case EL_PLAYER_OBSOLETE:
2413       element = EL_PLAYER_1;
2414       break;
2415
2416     case EL_KEY_OBSOLETE:
2417       element = EL_KEY_1;
2418       break;
2419
2420     case EL_EM_KEY_1_FILE_OBSOLETE:
2421       element = EL_EM_KEY_1;
2422       break;
2423
2424     case EL_EM_KEY_2_FILE_OBSOLETE:
2425       element = EL_EM_KEY_2;
2426       break;
2427
2428     case EL_EM_KEY_3_FILE_OBSOLETE:
2429       element = EL_EM_KEY_3;
2430       break;
2431
2432     case EL_EM_KEY_4_FILE_OBSOLETE:
2433       element = EL_EM_KEY_4;
2434       break;
2435
2436     case EL_ENVELOPE_OBSOLETE:
2437       element = EL_ENVELOPE_1;
2438       break;
2439
2440     case EL_SP_EMPTY:
2441       element = EL_EMPTY;
2442       break;
2443
2444     default:
2445       if (element >= NUM_FILE_ELEMENTS)
2446       {
2447         Warn("invalid level element %d", element);
2448
2449         element = EL_UNKNOWN;
2450       }
2451       break;
2452   }
2453
2454   return element;
2455 }
2456
2457 static int getMappedElementByVersion(int element, int game_version)
2458 {
2459   // remap some elements due to certain game version
2460
2461   if (game_version <= VERSION_IDENT(2,2,0,0))
2462   {
2463     // map game font elements
2464     element = (element == EL_CHAR('[')  ? EL_CHAR_AUMLAUT :
2465                element == EL_CHAR('\\') ? EL_CHAR_OUMLAUT :
2466                element == EL_CHAR(']')  ? EL_CHAR_UUMLAUT :
2467                element == EL_CHAR('^')  ? EL_CHAR_COPYRIGHT : element);
2468   }
2469
2470   if (game_version < VERSION_IDENT(3,0,0,0))
2471   {
2472     // map Supaplex gravity tube elements
2473     element = (element == EL_SP_GRAVITY_PORT_LEFT  ? EL_SP_PORT_LEFT  :
2474                element == EL_SP_GRAVITY_PORT_RIGHT ? EL_SP_PORT_RIGHT :
2475                element == EL_SP_GRAVITY_PORT_UP    ? EL_SP_PORT_UP    :
2476                element == EL_SP_GRAVITY_PORT_DOWN  ? EL_SP_PORT_DOWN  :
2477                element);
2478   }
2479
2480   return element;
2481 }
2482
2483 static int LoadLevel_VERS(File *file, int chunk_size, struct LevelInfo *level)
2484 {
2485   level->file_version = getFileVersion(file);
2486   level->game_version = getFileVersion(file);
2487
2488   return chunk_size;
2489 }
2490
2491 static int LoadLevel_DATE(File *file, int chunk_size, struct LevelInfo *level)
2492 {
2493   level->creation_date.year  = getFile16BitBE(file);
2494   level->creation_date.month = getFile8Bit(file);
2495   level->creation_date.day   = getFile8Bit(file);
2496
2497   level->creation_date.src   = DATE_SRC_LEVELFILE;
2498
2499   return chunk_size;
2500 }
2501
2502 static int LoadLevel_HEAD(File *file, int chunk_size, struct LevelInfo *level)
2503 {
2504   int initial_player_stepsize;
2505   int initial_player_gravity;
2506   int i, x, y;
2507
2508   level->fieldx = getFile8Bit(file);
2509   level->fieldy = getFile8Bit(file);
2510
2511   level->time           = getFile16BitBE(file);
2512   level->gems_needed    = getFile16BitBE(file);
2513
2514   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
2515     level->name[i] = getFile8Bit(file);
2516   level->name[MAX_LEVEL_NAME_LEN] = 0;
2517
2518   for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
2519     level->score[i] = getFile8Bit(file);
2520
2521   level->num_yamyam_contents = STD_ELEMENT_CONTENTS;
2522   for (i = 0; i < STD_ELEMENT_CONTENTS; i++)
2523     for (y = 0; y < 3; y++)
2524       for (x = 0; x < 3; x++)
2525         level->yamyam_content[i].e[x][y] = getMappedElement(getFile8Bit(file));
2526
2527   level->amoeba_speed           = getFile8Bit(file);
2528   level->time_magic_wall        = getFile8Bit(file);
2529   level->time_wheel             = getFile8Bit(file);
2530   level->amoeba_content         = getMappedElement(getFile8Bit(file));
2531
2532   initial_player_stepsize       = (getFile8Bit(file) == 1 ? STEPSIZE_FAST :
2533                                    STEPSIZE_NORMAL);
2534
2535   for (i = 0; i < MAX_PLAYERS; i++)
2536     level->initial_player_stepsize[i] = initial_player_stepsize;
2537
2538   initial_player_gravity        = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2539
2540   for (i = 0; i < MAX_PLAYERS; i++)
2541     level->initial_player_gravity[i] = initial_player_gravity;
2542
2543   level->encoding_16bit_field   = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2544   level->em_slippery_gems       = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2545
2546   level->use_custom_template    = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2547
2548   level->block_last_field       = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2549   level->sp_block_last_field    = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2550   level->can_move_into_acid_bits = getFile32BitBE(file);
2551   level->dont_collide_with_bits = getFile8Bit(file);
2552
2553   level->use_spring_bug         = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2554   level->use_step_counter       = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2555
2556   level->instant_relocation     = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2557   level->can_pass_to_walkable   = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2558   level->grow_into_diggable     = (getFile8Bit(file) == 1 ? TRUE : FALSE);
2559
2560   level->game_engine_type       = getFile8Bit(file);
2561
2562   ReadUnusedBytesFromFile(file, LEVEL_CHUNK_HEAD_UNUSED);
2563
2564   return chunk_size;
2565 }
2566
2567 static int LoadLevel_NAME(File *file, int chunk_size, struct LevelInfo *level)
2568 {
2569   int i;
2570
2571   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
2572     level->name[i] = getFile8Bit(file);
2573   level->name[MAX_LEVEL_NAME_LEN] = 0;
2574
2575   return chunk_size;
2576 }
2577
2578 static int LoadLevel_AUTH(File *file, int chunk_size, struct LevelInfo *level)
2579 {
2580   int i;
2581
2582   for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
2583     level->author[i] = getFile8Bit(file);
2584   level->author[MAX_LEVEL_AUTHOR_LEN] = 0;
2585
2586   return chunk_size;
2587 }
2588
2589 static int LoadLevel_BODY(File *file, int chunk_size, struct LevelInfo *level)
2590 {
2591   int x, y;
2592   int chunk_size_expected = level->fieldx * level->fieldy;
2593
2594   /* Note: "chunk_size" was wrong before version 2.0 when elements are
2595      stored with 16-bit encoding (and should be twice as big then).
2596      Even worse, playfield data was stored 16-bit when only yamyam content
2597      contained 16-bit elements and vice versa. */
2598
2599   if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0)
2600     chunk_size_expected *= 2;
2601
2602   if (chunk_size_expected != chunk_size)
2603   {
2604     ReadUnusedBytesFromFile(file, chunk_size);
2605     return chunk_size_expected;
2606   }
2607
2608   for (y = 0; y < level->fieldy; y++)
2609     for (x = 0; x < level->fieldx; x++)
2610       level->field[x][y] =
2611         getMappedElement(level->encoding_16bit_field ? getFile16BitBE(file) :
2612                          getFile8Bit(file));
2613   return chunk_size;
2614 }
2615
2616 static int LoadLevel_CONT(File *file, int chunk_size, struct LevelInfo *level)
2617 {
2618   int i, x, y;
2619   int header_size = 4;
2620   int content_size = MAX_ELEMENT_CONTENTS * 3 * 3;
2621   int chunk_size_expected = header_size + content_size;
2622
2623   /* Note: "chunk_size" was wrong before version 2.0 when elements are
2624      stored with 16-bit encoding (and should be twice as big then).
2625      Even worse, playfield data was stored 16-bit when only yamyam content
2626      contained 16-bit elements and vice versa. */
2627
2628   if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0)
2629     chunk_size_expected += content_size;
2630
2631   if (chunk_size_expected != chunk_size)
2632   {
2633     ReadUnusedBytesFromFile(file, chunk_size);
2634     return chunk_size_expected;
2635   }
2636
2637   getFile8Bit(file);
2638   level->num_yamyam_contents = getFile8Bit(file);
2639   getFile8Bit(file);
2640   getFile8Bit(file);
2641
2642   // correct invalid number of content fields -- should never happen
2643   if (level->num_yamyam_contents < 1 ||
2644       level->num_yamyam_contents > MAX_ELEMENT_CONTENTS)
2645     level->num_yamyam_contents = STD_ELEMENT_CONTENTS;
2646
2647   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
2648     for (y = 0; y < 3; y++)
2649       for (x = 0; x < 3; x++)
2650         level->yamyam_content[i].e[x][y] =
2651           getMappedElement(level->encoding_16bit_field ?
2652                            getFile16BitBE(file) : getFile8Bit(file));
2653   return chunk_size;
2654 }
2655
2656 static int LoadLevel_CNT2(File *file, int chunk_size, struct LevelInfo *level)
2657 {
2658   int i, x, y;
2659   int element;
2660   int num_contents;
2661   int content_array[MAX_ELEMENT_CONTENTS][3][3];
2662
2663   element = getMappedElement(getFile16BitBE(file));
2664   num_contents = getFile8Bit(file);
2665
2666   getFile8Bit(file);    // content x size (unused)
2667   getFile8Bit(file);    // content y size (unused)
2668
2669   ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT2_UNUSED);
2670
2671   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
2672     for (y = 0; y < 3; y++)
2673       for (x = 0; x < 3; x++)
2674         content_array[i][x][y] = getMappedElement(getFile16BitBE(file));
2675
2676   // correct invalid number of content fields -- should never happen
2677   if (num_contents < 1 || num_contents > MAX_ELEMENT_CONTENTS)
2678     num_contents = STD_ELEMENT_CONTENTS;
2679
2680   if (element == EL_YAMYAM)
2681   {
2682     level->num_yamyam_contents = num_contents;
2683
2684     for (i = 0; i < num_contents; i++)
2685       for (y = 0; y < 3; y++)
2686         for (x = 0; x < 3; x++)
2687           level->yamyam_content[i].e[x][y] = content_array[i][x][y];
2688   }
2689   else if (element == EL_BD_AMOEBA)
2690   {
2691     level->amoeba_content = content_array[0][0][0];
2692   }
2693   else
2694   {
2695     Warn("cannot load content for element '%d'", element);
2696   }
2697
2698   return chunk_size;
2699 }
2700
2701 static int LoadLevel_CNT3(File *file, int chunk_size, struct LevelInfo *level)
2702 {
2703   int i;
2704   int element;
2705   int envelope_nr;
2706   int envelope_len;
2707   int chunk_size_expected;
2708
2709   element = getMappedElement(getFile16BitBE(file));
2710   if (!IS_ENVELOPE(element))
2711     element = EL_ENVELOPE_1;
2712
2713   envelope_nr = element - EL_ENVELOPE_1;
2714
2715   envelope_len = getFile16BitBE(file);
2716
2717   level->envelope[envelope_nr].xsize = getFile8Bit(file);
2718   level->envelope[envelope_nr].ysize = getFile8Bit(file);
2719
2720   ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT3_UNUSED);
2721
2722   chunk_size_expected = LEVEL_CHUNK_CNT3_SIZE(envelope_len);
2723   if (chunk_size_expected != chunk_size)
2724   {
2725     ReadUnusedBytesFromFile(file, chunk_size - LEVEL_CHUNK_CNT3_HEADER);
2726     return chunk_size_expected;
2727   }
2728
2729   for (i = 0; i < envelope_len; i++)
2730     level->envelope[envelope_nr].text[i] = getFile8Bit(file);
2731
2732   return chunk_size;
2733 }
2734
2735 static int LoadLevel_CUS1(File *file, int chunk_size, struct LevelInfo *level)
2736 {
2737   int num_changed_custom_elements = getFile16BitBE(file);
2738   int chunk_size_expected = 2 + num_changed_custom_elements * 6;
2739   int i;
2740
2741   if (chunk_size_expected != chunk_size)
2742   {
2743     ReadUnusedBytesFromFile(file, chunk_size - 2);
2744     return chunk_size_expected;
2745   }
2746
2747   for (i = 0; i < num_changed_custom_elements; i++)
2748   {
2749     int element = getMappedElement(getFile16BitBE(file));
2750     int properties = getFile32BitBE(file);
2751
2752     if (IS_CUSTOM_ELEMENT(element))
2753       element_info[element].properties[EP_BITFIELD_BASE_NR] = properties;
2754     else
2755       Warn("invalid custom element number %d", element);
2756
2757     // older game versions that wrote level files with CUS1 chunks used
2758     // different default push delay values (not yet stored in level file)
2759     element_info[element].push_delay_fixed = 2;
2760     element_info[element].push_delay_random = 8;
2761   }
2762
2763   level->file_has_custom_elements = TRUE;
2764
2765   return chunk_size;
2766 }
2767
2768 static int LoadLevel_CUS2(File *file, int chunk_size, struct LevelInfo *level)
2769 {
2770   int num_changed_custom_elements = getFile16BitBE(file);
2771   int chunk_size_expected = 2 + num_changed_custom_elements * 4;
2772   int i;
2773
2774   if (chunk_size_expected != chunk_size)
2775   {
2776     ReadUnusedBytesFromFile(file, chunk_size - 2);
2777     return chunk_size_expected;
2778   }
2779
2780   for (i = 0; i < num_changed_custom_elements; i++)
2781   {
2782     int element = getMappedElement(getFile16BitBE(file));
2783     int custom_target_element = getMappedElement(getFile16BitBE(file));
2784
2785     if (IS_CUSTOM_ELEMENT(element))
2786       element_info[element].change->target_element = custom_target_element;
2787     else
2788       Warn("invalid custom element number %d", element);
2789   }
2790
2791   level->file_has_custom_elements = TRUE;
2792
2793   return chunk_size;
2794 }
2795
2796 static int LoadLevel_CUS3(File *file, int chunk_size, struct LevelInfo *level)
2797 {
2798   int num_changed_custom_elements = getFile16BitBE(file);
2799   int chunk_size_expected = LEVEL_CHUNK_CUS3_SIZE(num_changed_custom_elements);
2800   int i, j, x, y;
2801
2802   if (chunk_size_expected != chunk_size)
2803   {
2804     ReadUnusedBytesFromFile(file, chunk_size - 2);
2805     return chunk_size_expected;
2806   }
2807
2808   for (i = 0; i < num_changed_custom_elements; i++)
2809   {
2810     int element = getMappedElement(getFile16BitBE(file));
2811     struct ElementInfo *ei = &element_info[element];
2812     unsigned int event_bits;
2813
2814     if (!IS_CUSTOM_ELEMENT(element))
2815     {
2816       Warn("invalid custom element number %d", element);
2817
2818       element = EL_INTERNAL_DUMMY;
2819     }
2820
2821     for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++)
2822       ei->description[j] = getFile8Bit(file);
2823     ei->description[MAX_ELEMENT_NAME_LEN] = 0;
2824
2825     ei->properties[EP_BITFIELD_BASE_NR] = getFile32BitBE(file);
2826
2827     // some free bytes for future properties and padding
2828     ReadUnusedBytesFromFile(file, 7);
2829
2830     ei->use_gfx_element = getFile8Bit(file);
2831     ei->gfx_element_initial = getMappedElement(getFile16BitBE(file));
2832
2833     ei->collect_score_initial = getFile8Bit(file);
2834     ei->collect_count_initial = getFile8Bit(file);
2835
2836     ei->push_delay_fixed = getFile16BitBE(file);
2837     ei->push_delay_random = getFile16BitBE(file);
2838     ei->move_delay_fixed = getFile16BitBE(file);
2839     ei->move_delay_random = getFile16BitBE(file);
2840
2841     ei->move_pattern = getFile16BitBE(file);
2842     ei->move_direction_initial = getFile8Bit(file);
2843     ei->move_stepsize = getFile8Bit(file);
2844
2845     for (y = 0; y < 3; y++)
2846       for (x = 0; x < 3; x++)
2847         ei->content.e[x][y] = getMappedElement(getFile16BitBE(file));
2848
2849     // bits 0 - 31 of "has_event[]"
2850     event_bits = getFile32BitBE(file);
2851     for (j = 0; j < MIN(NUM_CHANGE_EVENTS, 32); j++)
2852       if (event_bits & (1 << j))
2853         ei->change->has_event[j] = TRUE;
2854
2855     ei->change->target_element = getMappedElement(getFile16BitBE(file));
2856
2857     ei->change->delay_fixed = getFile16BitBE(file);
2858     ei->change->delay_random = getFile16BitBE(file);
2859     ei->change->delay_frames = getFile16BitBE(file);
2860
2861     ei->change->initial_trigger_element= getMappedElement(getFile16BitBE(file));
2862
2863     ei->change->explode = getFile8Bit(file);
2864     ei->change->use_target_content = getFile8Bit(file);
2865     ei->change->only_if_complete = getFile8Bit(file);
2866     ei->change->use_random_replace = getFile8Bit(file);
2867
2868     ei->change->random_percentage = getFile8Bit(file);
2869     ei->change->replace_when = getFile8Bit(file);
2870
2871     for (y = 0; y < 3; y++)
2872       for (x = 0; x < 3; x++)
2873         ei->change->target_content.e[x][y] =
2874           getMappedElement(getFile16BitBE(file));
2875
2876     ei->slippery_type = getFile8Bit(file);
2877
2878     // some free bytes for future properties and padding
2879     ReadUnusedBytesFromFile(file, LEVEL_CPART_CUS3_UNUSED);
2880
2881     // mark that this custom element has been modified
2882     ei->modified_settings = TRUE;
2883   }
2884
2885   level->file_has_custom_elements = TRUE;
2886
2887   return chunk_size;
2888 }
2889
2890 static int LoadLevel_CUS4(File *file, int chunk_size, struct LevelInfo *level)
2891 {
2892   struct ElementInfo *ei;
2893   int chunk_size_expected;
2894   int element;
2895   int i, j, x, y;
2896
2897   // ---------- custom element base property values (96 bytes) ----------------
2898
2899   element = getMappedElement(getFile16BitBE(file));
2900
2901   if (!IS_CUSTOM_ELEMENT(element))
2902   {
2903     Warn("invalid custom element number %d", element);
2904
2905     ReadUnusedBytesFromFile(file, chunk_size - 2);
2906
2907     return chunk_size;
2908   }
2909
2910   ei = &element_info[element];
2911
2912   for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
2913     ei->description[i] = getFile8Bit(file);
2914   ei->description[MAX_ELEMENT_NAME_LEN] = 0;
2915
2916   ei->properties[EP_BITFIELD_BASE_NR] = getFile32BitBE(file);
2917
2918   ReadUnusedBytesFromFile(file, 4);     // reserved for more base properties
2919
2920   ei->num_change_pages = getFile8Bit(file);
2921
2922   chunk_size_expected = LEVEL_CHUNK_CUS4_SIZE(ei->num_change_pages);
2923   if (chunk_size_expected != chunk_size)
2924   {
2925     ReadUnusedBytesFromFile(file, chunk_size - 43);
2926     return chunk_size_expected;
2927   }
2928
2929   ei->ce_value_fixed_initial = getFile16BitBE(file);
2930   ei->ce_value_random_initial = getFile16BitBE(file);
2931   ei->use_last_ce_value = getFile8Bit(file);
2932
2933   ei->use_gfx_element = getFile8Bit(file);
2934   ei->gfx_element_initial = getMappedElement(getFile16BitBE(file));
2935
2936   ei->collect_score_initial = getFile8Bit(file);
2937   ei->collect_count_initial = getFile8Bit(file);
2938
2939   ei->drop_delay_fixed = getFile8Bit(file);
2940   ei->push_delay_fixed = getFile8Bit(file);
2941   ei->drop_delay_random = getFile8Bit(file);
2942   ei->push_delay_random = getFile8Bit(file);
2943   ei->move_delay_fixed = getFile16BitBE(file);
2944   ei->move_delay_random = getFile16BitBE(file);
2945
2946   // bits 0 - 15 of "move_pattern" ...
2947   ei->move_pattern = getFile16BitBE(file);
2948   ei->move_direction_initial = getFile8Bit(file);
2949   ei->move_stepsize = getFile8Bit(file);
2950
2951   ei->slippery_type = getFile8Bit(file);
2952
2953   for (y = 0; y < 3; y++)
2954     for (x = 0; x < 3; x++)
2955       ei->content.e[x][y] = getMappedElement(getFile16BitBE(file));
2956
2957   ei->move_enter_element = getMappedElement(getFile16BitBE(file));
2958   ei->move_leave_element = getMappedElement(getFile16BitBE(file));
2959   ei->move_leave_type = getFile8Bit(file);
2960
2961   // ... bits 16 - 31 of "move_pattern" (not nice, but downward compatible)
2962   ei->move_pattern |= (getFile16BitBE(file) << 16);
2963
2964   ei->access_direction = getFile8Bit(file);
2965
2966   ei->explosion_delay = getFile8Bit(file);
2967   ei->ignition_delay = getFile8Bit(file);
2968   ei->explosion_type = getFile8Bit(file);
2969
2970   // some free bytes for future custom property values and padding
2971   ReadUnusedBytesFromFile(file, 1);
2972
2973   // ---------- change page property values (48 bytes) ------------------------
2974
2975   setElementChangePages(ei, ei->num_change_pages);
2976
2977   for (i = 0; i < ei->num_change_pages; i++)
2978   {
2979     struct ElementChangeInfo *change = &ei->change_page[i];
2980     unsigned int event_bits;
2981
2982     // always start with reliable default values
2983     setElementChangeInfoToDefaults(change);
2984
2985     // bits 0 - 31 of "has_event[]" ...
2986     event_bits = getFile32BitBE(file);
2987     for (j = 0; j < MIN(NUM_CHANGE_EVENTS, 32); j++)
2988       if (event_bits & (1 << j))
2989         change->has_event[j] = TRUE;
2990
2991     change->target_element = getMappedElement(getFile16BitBE(file));
2992
2993     change->delay_fixed = getFile16BitBE(file);
2994     change->delay_random = getFile16BitBE(file);
2995     change->delay_frames = getFile16BitBE(file);
2996
2997     change->initial_trigger_element = getMappedElement(getFile16BitBE(file));
2998
2999     change->explode = getFile8Bit(file);
3000     change->use_target_content = getFile8Bit(file);
3001     change->only_if_complete = getFile8Bit(file);
3002     change->use_random_replace = getFile8Bit(file);
3003
3004     change->random_percentage = getFile8Bit(file);
3005     change->replace_when = getFile8Bit(file);
3006
3007     for (y = 0; y < 3; y++)
3008       for (x = 0; x < 3; x++)
3009         change->target_content.e[x][y]= getMappedElement(getFile16BitBE(file));
3010
3011     change->can_change = getFile8Bit(file);
3012
3013     change->trigger_side = getFile8Bit(file);
3014
3015     change->trigger_player = getFile8Bit(file);
3016     change->trigger_page = getFile8Bit(file);
3017
3018     change->trigger_page = (change->trigger_page == CH_PAGE_ANY_FILE ?
3019                             CH_PAGE_ANY : (1 << change->trigger_page));
3020
3021     change->has_action = getFile8Bit(file);
3022     change->action_type = getFile8Bit(file);
3023     change->action_mode = getFile8Bit(file);
3024     change->action_arg = getFile16BitBE(file);
3025
3026     // ... bits 32 - 39 of "has_event[]" (not nice, but downward compatible)
3027     event_bits = getFile8Bit(file);
3028     for (j = 32; j < NUM_CHANGE_EVENTS; j++)
3029       if (event_bits & (1 << (j - 32)))
3030         change->has_event[j] = TRUE;
3031   }
3032
3033   // mark this custom element as modified
3034   ei->modified_settings = TRUE;
3035
3036   level->file_has_custom_elements = TRUE;
3037
3038   return chunk_size;
3039 }
3040
3041 static int LoadLevel_GRP1(File *file, int chunk_size, struct LevelInfo *level)
3042 {
3043   struct ElementInfo *ei;
3044   struct ElementGroupInfo *group;
3045   int element;
3046   int i;
3047
3048   element = getMappedElement(getFile16BitBE(file));
3049
3050   if (!IS_GROUP_ELEMENT(element))
3051   {
3052     Warn("invalid group element number %d", element);
3053
3054     ReadUnusedBytesFromFile(file, chunk_size - 2);
3055
3056     return chunk_size;
3057   }
3058
3059   ei = &element_info[element];
3060
3061   for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
3062     ei->description[i] = getFile8Bit(file);
3063   ei->description[MAX_ELEMENT_NAME_LEN] = 0;
3064
3065   group = element_info[element].group;
3066
3067   group->num_elements = getFile8Bit(file);
3068
3069   ei->use_gfx_element = getFile8Bit(file);
3070   ei->gfx_element_initial = getMappedElement(getFile16BitBE(file));
3071
3072   group->choice_mode = getFile8Bit(file);
3073
3074   // some free bytes for future values and padding
3075   ReadUnusedBytesFromFile(file, 3);
3076
3077   for (i = 0; i < MAX_ELEMENTS_IN_GROUP; i++)
3078     group->element[i] = getMappedElement(getFile16BitBE(file));
3079
3080   // mark this group element as modified
3081   element_info[element].modified_settings = TRUE;
3082
3083   level->file_has_custom_elements = TRUE;
3084
3085   return chunk_size;
3086 }
3087
3088 static int LoadLevel_MicroChunk(File *file, struct LevelFileConfigInfo *conf,
3089                                 int element, int real_element)
3090 {
3091   int micro_chunk_size = 0;
3092   int conf_type = getFile8Bit(file);
3093   int byte_mask = conf_type & CONF_MASK_BYTES;
3094   boolean element_found = FALSE;
3095   int i;
3096
3097   micro_chunk_size += 1;
3098
3099   if (byte_mask == CONF_MASK_MULTI_BYTES)
3100   {
3101     int num_bytes = getFile16BitBE(file);
3102     byte *buffer = checked_malloc(num_bytes);
3103
3104     ReadBytesFromFile(file, buffer, num_bytes);
3105
3106     for (i = 0; conf[i].data_type != -1; i++)
3107     {
3108       if (conf[i].element == element &&
3109           conf[i].conf_type == conf_type)
3110       {
3111         int data_type = conf[i].data_type;
3112         int num_entities = num_bytes / CONF_ENTITY_NUM_BYTES(data_type);
3113         int max_num_entities = conf[i].max_num_entities;
3114
3115         if (num_entities > max_num_entities)
3116         {
3117           Warn("truncating number of entities for element %d from %d to %d",
3118                element, num_entities, max_num_entities);
3119
3120           num_entities = max_num_entities;
3121         }
3122
3123         if (num_entities == 0 && (data_type == TYPE_ELEMENT_LIST ||
3124                                   data_type == TYPE_CONTENT_LIST))
3125         {
3126           // for element and content lists, zero entities are not allowed
3127           Warn("found empty list of entities for element %d", element);
3128
3129           // do not set "num_entities" here to prevent reading behind buffer
3130
3131           *(int *)(conf[i].num_entities) = 1;   // at least one is required
3132         }
3133         else
3134         {
3135           *(int *)(conf[i].num_entities) = num_entities;
3136         }
3137
3138         element_found = TRUE;
3139
3140         if (data_type == TYPE_STRING)
3141         {
3142           char *string = (char *)(conf[i].value);
3143           int j;
3144
3145           for (j = 0; j < max_num_entities; j++)
3146             string[j] = (j < num_entities ? buffer[j] : '\0');
3147         }
3148         else if (data_type == TYPE_ELEMENT_LIST)
3149         {
3150           int *element_array = (int *)(conf[i].value);
3151           int j;
3152
3153           for (j = 0; j < num_entities; j++)
3154             element_array[j] =
3155               getMappedElement(CONF_ELEMENTS_ELEMENT(buffer, j));
3156         }
3157         else if (data_type == TYPE_CONTENT_LIST)
3158         {
3159           struct Content *content= (struct Content *)(conf[i].value);
3160           int c, x, y;
3161
3162           for (c = 0; c < num_entities; c++)
3163             for (y = 0; y < 3; y++)
3164               for (x = 0; x < 3; x++)
3165                 content[c].e[x][y] =
3166                   getMappedElement(CONF_CONTENTS_ELEMENT(buffer, c, x, y));
3167         }
3168         else
3169           element_found = FALSE;
3170
3171         break;
3172       }
3173     }
3174
3175     checked_free(buffer);
3176
3177     micro_chunk_size += 2 + num_bytes;
3178   }
3179   else          // constant size configuration data (1, 2 or 4 bytes)
3180   {
3181     int value = (byte_mask == CONF_MASK_1_BYTE ? getFile8Bit   (file) :
3182                  byte_mask == CONF_MASK_2_BYTE ? getFile16BitBE(file) :
3183                  byte_mask == CONF_MASK_4_BYTE ? getFile32BitBE(file) : 0);
3184
3185     for (i = 0; conf[i].data_type != -1; i++)
3186     {
3187       if (conf[i].element == element &&
3188           conf[i].conf_type == conf_type)
3189       {
3190         int data_type = conf[i].data_type;
3191
3192         if (data_type == TYPE_ELEMENT)
3193           value = getMappedElement(value);
3194
3195         if (data_type == TYPE_BOOLEAN)
3196           *(boolean *)(conf[i].value) = (value ? TRUE : FALSE);
3197         else
3198           *(int *)    (conf[i].value) = value;
3199
3200         element_found = TRUE;
3201
3202         break;
3203       }
3204     }
3205
3206     micro_chunk_size += CONF_VALUE_NUM_BYTES(byte_mask);
3207   }
3208
3209   if (!element_found)
3210   {
3211     char *error_conf_chunk_bytes =
3212       (byte_mask == CONF_MASK_1_BYTE ? "CONF_VALUE_8_BIT" :
3213        byte_mask == CONF_MASK_2_BYTE ? "CONF_VALUE_16_BIT" :
3214        byte_mask == CONF_MASK_4_BYTE ? "CONF_VALUE_32_BIT" :"CONF_VALUE_BYTES");
3215     int error_conf_chunk_token = conf_type & CONF_MASK_TOKEN;
3216     int error_element = real_element;
3217
3218     Warn("cannot load micro chunk '%s(%d)' value for element %d ['%s']",
3219          error_conf_chunk_bytes, error_conf_chunk_token,
3220          error_element, EL_NAME(error_element));
3221   }
3222
3223   return micro_chunk_size;
3224 }
3225
3226 static int LoadLevel_INFO(File *file, int chunk_size, struct LevelInfo *level)
3227 {
3228   int real_chunk_size = 0;
3229
3230   li = *level;          // copy level data into temporary buffer
3231
3232   while (!checkEndOfFile(file))
3233   {
3234     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_INFO, -1, -1);
3235
3236     if (real_chunk_size >= chunk_size)
3237       break;
3238   }
3239
3240   *level = li;          // copy temporary buffer back to level data
3241
3242   return real_chunk_size;
3243 }
3244
3245 static int LoadLevel_CONF(File *file, int chunk_size, struct LevelInfo *level)
3246 {
3247   int real_chunk_size = 0;
3248
3249   li = *level;          // copy level data into temporary buffer
3250
3251   while (!checkEndOfFile(file))
3252   {
3253     int element = getMappedElement(getFile16BitBE(file));
3254
3255     real_chunk_size += 2;
3256     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_CONF,
3257                                             element, element);
3258     if (real_chunk_size >= chunk_size)
3259       break;
3260   }
3261
3262   *level = li;          // copy temporary buffer back to level data
3263
3264   return real_chunk_size;
3265 }
3266
3267 static int LoadLevel_ELEM(File *file, int chunk_size, struct LevelInfo *level)
3268 {
3269   int real_chunk_size = 0;
3270
3271   li = *level;          // copy level data into temporary buffer
3272
3273   while (!checkEndOfFile(file))
3274   {
3275     int element = getMappedElement(getFile16BitBE(file));
3276
3277     real_chunk_size += 2;
3278     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_ELEM,
3279                                             element, element);
3280     if (real_chunk_size >= chunk_size)
3281       break;
3282   }
3283
3284   *level = li;          // copy temporary buffer back to level data
3285
3286   return real_chunk_size;
3287 }
3288
3289 static int LoadLevel_NOTE(File *file, int chunk_size, struct LevelInfo *level)
3290 {
3291   int element = getMappedElement(getFile16BitBE(file));
3292   int envelope_nr = element - EL_ENVELOPE_1;
3293   int real_chunk_size = 2;
3294
3295   xx_envelope = level->envelope[envelope_nr];   // copy into temporary buffer
3296
3297   while (!checkEndOfFile(file))
3298   {
3299     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_NOTE,
3300                                             -1, element);
3301
3302     if (real_chunk_size >= chunk_size)
3303       break;
3304   }
3305
3306   level->envelope[envelope_nr] = xx_envelope;   // copy from temporary buffer
3307
3308   return real_chunk_size;
3309 }
3310
3311 static int LoadLevel_CUSX(File *file, int chunk_size, struct LevelInfo *level)
3312 {
3313   int element = getMappedElement(getFile16BitBE(file));
3314   int real_chunk_size = 2;
3315   struct ElementInfo *ei = &element_info[element];
3316   int i;
3317
3318   xx_ei = *ei;          // copy element data into temporary buffer
3319
3320   xx_ei.num_change_pages = -1;
3321
3322   while (!checkEndOfFile(file))
3323   {
3324     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_CUSX_base,
3325                                             -1, element);
3326     if (xx_ei.num_change_pages != -1)
3327       break;
3328
3329     if (real_chunk_size >= chunk_size)
3330       break;
3331   }
3332
3333   *ei = xx_ei;
3334
3335   if (ei->num_change_pages == -1)
3336   {
3337     Warn("LoadLevel_CUSX(): missing 'num_change_pages' for '%s'",
3338          EL_NAME(element));
3339
3340     ei->num_change_pages = 1;
3341
3342     setElementChangePages(ei, 1);
3343     setElementChangeInfoToDefaults(ei->change);
3344
3345     return real_chunk_size;
3346   }
3347
3348   // initialize number of change pages stored for this custom element
3349   setElementChangePages(ei, ei->num_change_pages);
3350   for (i = 0; i < ei->num_change_pages; i++)
3351     setElementChangeInfoToDefaults(&ei->change_page[i]);
3352
3353   // start with reading properties for the first change page
3354   xx_current_change_page = 0;
3355
3356   while (!checkEndOfFile(file))
3357   {
3358     struct ElementChangeInfo *change = &ei->change_page[xx_current_change_page];
3359
3360     xx_change = *change;        // copy change data into temporary buffer
3361
3362     resetEventBits();           // reset bits; change page might have changed
3363
3364     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_CUSX_change,
3365                                             -1, element);
3366
3367     *change = xx_change;
3368
3369     setEventFlagsFromEventBits(change);
3370
3371     if (real_chunk_size >= chunk_size)
3372       break;
3373   }
3374
3375   level->file_has_custom_elements = TRUE;
3376
3377   return real_chunk_size;
3378 }
3379
3380 static int LoadLevel_GRPX(File *file, int chunk_size, struct LevelInfo *level)
3381 {
3382   int element = getMappedElement(getFile16BitBE(file));
3383   int real_chunk_size = 2;
3384   struct ElementInfo *ei = &element_info[element];
3385   struct ElementGroupInfo *group = ei->group;
3386
3387   xx_ei = *ei;          // copy element data into temporary buffer
3388   xx_group = *group;    // copy group data into temporary buffer
3389
3390   while (!checkEndOfFile(file))
3391   {
3392     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_GRPX,
3393                                             -1, element);
3394
3395     if (real_chunk_size >= chunk_size)
3396       break;
3397   }
3398
3399   *ei = xx_ei;
3400   *group = xx_group;
3401
3402   level->file_has_custom_elements = TRUE;
3403
3404   return real_chunk_size;
3405 }
3406
3407 static int LoadLevel_EMPX(File *file, int chunk_size, struct LevelInfo *level)
3408 {
3409   int element = getMappedElement(getFile16BitBE(file));
3410   int real_chunk_size = 2;
3411   struct ElementInfo *ei = &element_info[element];
3412
3413   xx_ei = *ei;          // copy element data into temporary buffer
3414
3415   while (!checkEndOfFile(file))
3416   {
3417     real_chunk_size += LoadLevel_MicroChunk(file, chunk_config_EMPX,
3418                                             -1, element);
3419
3420     if (real_chunk_size >= chunk_size)
3421       break;
3422   }
3423
3424   *ei = xx_ei;
3425
3426   level->file_has_custom_elements = TRUE;
3427
3428   return real_chunk_size;
3429 }
3430
3431 static void LoadLevelFromFileInfo_RND(struct LevelInfo *level,
3432                                       struct LevelFileInfo *level_file_info,
3433                                       boolean level_info_only)
3434 {
3435   char *filename = level_file_info->filename;
3436   char cookie[MAX_LINE_LEN];
3437   char chunk_name[CHUNK_ID_LEN + 1];
3438   int chunk_size;
3439   File *file;
3440
3441   if (!(file = openFile(filename, MODE_READ)))
3442   {
3443     level->no_valid_file = TRUE;
3444     level->no_level_file = TRUE;
3445
3446     if (level_info_only)
3447       return;
3448
3449     Warn("cannot read level '%s' -- using empty level", filename);
3450
3451     if (!setup.editor.use_template_for_new_levels)
3452       return;
3453
3454     // if level file not found, try to initialize level data from template
3455     filename = getGlobalLevelTemplateFilename();
3456
3457     if (!(file = openFile(filename, MODE_READ)))
3458       return;
3459
3460     // default: for empty levels, use level template for custom elements
3461     level->use_custom_template = TRUE;
3462
3463     level->no_valid_file = FALSE;
3464   }
3465
3466   getFileChunkBE(file, chunk_name, NULL);
3467   if (strEqual(chunk_name, "RND1"))
3468   {
3469     getFile32BitBE(file);               // not used
3470
3471     getFileChunkBE(file, chunk_name, NULL);
3472     if (!strEqual(chunk_name, "CAVE"))
3473     {
3474       level->no_valid_file = TRUE;
3475
3476       Warn("unknown format of level file '%s'", filename);
3477
3478       closeFile(file);
3479
3480       return;
3481     }
3482   }
3483   else  // check for pre-2.0 file format with cookie string
3484   {
3485     strcpy(cookie, chunk_name);
3486     if (getStringFromFile(file, &cookie[4], MAX_LINE_LEN - 4) == NULL)
3487       cookie[4] = '\0';
3488     if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
3489       cookie[strlen(cookie) - 1] = '\0';
3490
3491     if (!checkCookieString(cookie, LEVEL_COOKIE_TMPL))
3492     {
3493       level->no_valid_file = TRUE;
3494
3495       Warn("unknown format of level file '%s'", filename);
3496
3497       closeFile(file);
3498
3499       return;
3500     }
3501
3502     if ((level->file_version = getFileVersionFromCookieString(cookie)) == -1)
3503     {
3504       level->no_valid_file = TRUE;
3505
3506       Warn("unsupported version of level file '%s'", filename);
3507
3508       closeFile(file);
3509
3510       return;
3511     }
3512
3513     // pre-2.0 level files have no game version, so use file version here
3514     level->game_version = level->file_version;
3515   }
3516
3517   if (level->file_version < FILE_VERSION_1_2)
3518   {
3519     // level files from versions before 1.2.0 without chunk structure
3520     LoadLevel_HEAD(file, LEVEL_CHUNK_HEAD_SIZE,         level);
3521     LoadLevel_BODY(file, level->fieldx * level->fieldy, level);
3522   }
3523   else
3524   {
3525     static struct
3526     {
3527       char *name;
3528       int size;
3529       int (*loader)(File *, int, struct LevelInfo *);
3530     }
3531     chunk_info[] =
3532     {
3533       { "VERS", LEVEL_CHUNK_VERS_SIZE,  LoadLevel_VERS },
3534       { "DATE", LEVEL_CHUNK_DATE_SIZE,  LoadLevel_DATE },
3535       { "HEAD", LEVEL_CHUNK_HEAD_SIZE,  LoadLevel_HEAD },
3536       { "NAME", LEVEL_CHUNK_NAME_SIZE,  LoadLevel_NAME },
3537       { "AUTH", LEVEL_CHUNK_AUTH_SIZE,  LoadLevel_AUTH },
3538       { "INFO", -1,                     LoadLevel_INFO },
3539       { "BODY", -1,                     LoadLevel_BODY },
3540       { "CONT", -1,                     LoadLevel_CONT },
3541       { "CNT2", LEVEL_CHUNK_CNT2_SIZE,  LoadLevel_CNT2 },
3542       { "CNT3", -1,                     LoadLevel_CNT3 },
3543       { "CUS1", -1,                     LoadLevel_CUS1 },
3544       { "CUS2", -1,                     LoadLevel_CUS2 },
3545       { "CUS3", -1,                     LoadLevel_CUS3 },
3546       { "CUS4", -1,                     LoadLevel_CUS4 },
3547       { "GRP1", -1,                     LoadLevel_GRP1 },
3548       { "CONF", -1,                     LoadLevel_CONF },
3549       { "ELEM", -1,                     LoadLevel_ELEM },
3550       { "NOTE", -1,                     LoadLevel_NOTE },
3551       { "CUSX", -1,                     LoadLevel_CUSX },
3552       { "GRPX", -1,                     LoadLevel_GRPX },
3553       { "EMPX", -1,                     LoadLevel_EMPX },
3554
3555       {  NULL,  0,                      NULL }
3556     };
3557
3558     while (getFileChunkBE(file, chunk_name, &chunk_size))
3559     {
3560       int i = 0;
3561
3562       while (chunk_info[i].name != NULL &&
3563              !strEqual(chunk_name, chunk_info[i].name))
3564         i++;
3565
3566       if (chunk_info[i].name == NULL)
3567       {
3568         Warn("unknown chunk '%s' in level file '%s'",
3569              chunk_name, filename);
3570
3571         ReadUnusedBytesFromFile(file, chunk_size);
3572       }
3573       else if (chunk_info[i].size != -1 &&
3574                chunk_info[i].size != chunk_size)
3575       {
3576         Warn("wrong size (%d) of chunk '%s' in level file '%s'",
3577              chunk_size, chunk_name, filename);
3578
3579         ReadUnusedBytesFromFile(file, chunk_size);
3580       }
3581       else
3582       {
3583         // call function to load this level chunk
3584         int chunk_size_expected =
3585           (chunk_info[i].loader)(file, chunk_size, level);
3586
3587         // the size of some chunks cannot be checked before reading other
3588         // chunks first (like "HEAD" and "BODY") that contain some header
3589         // information, so check them here
3590         if (chunk_size_expected != chunk_size)
3591         {
3592           Warn("wrong size (%d) of chunk '%s' in level file '%s'",
3593                chunk_size, chunk_name, filename);
3594         }
3595       }
3596     }
3597   }
3598
3599   closeFile(file);
3600 }
3601
3602
3603 // ----------------------------------------------------------------------------
3604 // functions for loading EM level
3605 // ----------------------------------------------------------------------------
3606
3607 static void CopyNativeLevel_RND_to_EM(struct LevelInfo *level)
3608 {
3609   static int ball_xy[8][2] =
3610   {
3611     { 0, 0 },
3612     { 1, 0 },
3613     { 2, 0 },
3614     { 0, 1 },
3615     { 2, 1 },
3616     { 0, 2 },
3617     { 1, 2 },
3618     { 2, 2 },
3619   };
3620   struct LevelInfo_EM *level_em = level->native_em_level;
3621   struct CAVE *cav = level_em->cav;
3622   int i, j, x, y;
3623
3624   cav->width  = MIN(level->fieldx, MAX_PLAYFIELD_WIDTH);
3625   cav->height = MIN(level->fieldy, MAX_PLAYFIELD_HEIGHT);
3626
3627   cav->time_seconds     = level->time;
3628   cav->gems_needed      = level->gems_needed;
3629
3630   cav->emerald_score    = level->score[SC_EMERALD];
3631   cav->diamond_score    = level->score[SC_DIAMOND];
3632   cav->alien_score      = level->score[SC_ROBOT];
3633   cav->tank_score       = level->score[SC_SPACESHIP];
3634   cav->bug_score        = level->score[SC_BUG];
3635   cav->eater_score      = level->score[SC_YAMYAM];
3636   cav->nut_score        = level->score[SC_NUT];
3637   cav->dynamite_score   = level->score[SC_DYNAMITE];
3638   cav->key_score        = level->score[SC_KEY];
3639   cav->exit_score       = level->score[SC_TIME_BONUS];
3640
3641   cav->num_eater_arrays = level->num_yamyam_contents;
3642
3643   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
3644     for (y = 0; y < 3; y++)
3645       for (x = 0; x < 3; x++)
3646         cav->eater_array[i][y * 3 + x] =
3647           map_element_RND_to_EM_cave(level->yamyam_content[i].e[x][y]);
3648
3649   cav->amoeba_time              = level->amoeba_speed;
3650   cav->wonderwall_time          = level->time_magic_wall;
3651   cav->wheel_time               = level->time_wheel;
3652
3653   cav->android_move_time        = level->android_move_time;
3654   cav->android_clone_time       = level->android_clone_time;
3655   cav->ball_random              = level->ball_random;
3656   cav->ball_active              = level->ball_active_initial;
3657   cav->ball_time                = level->ball_time;
3658   cav->num_ball_arrays          = level->num_ball_contents;
3659
3660   cav->lenses_score             = level->lenses_score;
3661   cav->magnify_score            = level->magnify_score;
3662   cav->slurp_score              = level->slurp_score;
3663
3664   cav->lenses_time              = level->lenses_time;
3665   cav->magnify_time             = level->magnify_time;
3666
3667   cav->wind_direction =
3668     map_direction_RND_to_EM(level->wind_direction_initial);
3669
3670   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
3671     for (j = 0; j < 8; j++)
3672       cav->ball_array[i][j] =
3673         map_element_RND_to_EM_cave(level->ball_content[i].
3674                                    e[ball_xy[j][0]][ball_xy[j][1]]);
3675
3676   map_android_clone_elements_RND_to_EM(level);
3677
3678   // first fill the complete playfield with the empty space element
3679   for (y = 0; y < EM_MAX_CAVE_HEIGHT; y++)
3680     for (x = 0; x < EM_MAX_CAVE_WIDTH; x++)
3681       cav->cave[x][y] = Cblank;
3682
3683   // then copy the real level contents from level file into the playfield
3684   for (y = 0; y < cav->height; y++) for (x = 0; x < cav->width; x++)
3685   {
3686     int new_element = map_element_RND_to_EM_cave(level->field[x][y]);
3687
3688     if (level->field[x][y] == EL_AMOEBA_DEAD)
3689       new_element = map_element_RND_to_EM_cave(EL_AMOEBA_WET);
3690
3691     cav->cave[x][y] = new_element;
3692   }
3693
3694   for (i = 0; i < MAX_PLAYERS; i++)
3695   {
3696     cav->player_x[i] = -1;
3697     cav->player_y[i] = -1;
3698   }
3699
3700   // initialize player positions and delete players from the playfield
3701   for (y = 0; y < cav->height; y++) for (x = 0; x < cav->width; x++)
3702   {
3703     if (IS_PLAYER_ELEMENT(level->field[x][y]))
3704     {
3705       int player_nr = GET_PLAYER_NR(level->field[x][y]);
3706
3707       cav->player_x[player_nr] = x;
3708       cav->player_y[player_nr] = y;
3709
3710       cav->cave[x][y] = map_element_RND_to_EM_cave(EL_EMPTY);
3711     }
3712   }
3713 }
3714
3715 static void CopyNativeLevel_EM_to_RND(struct LevelInfo *level)
3716 {
3717   static int ball_xy[8][2] =
3718   {
3719     { 0, 0 },
3720     { 1, 0 },
3721     { 2, 0 },
3722     { 0, 1 },
3723     { 2, 1 },
3724     { 0, 2 },
3725     { 1, 2 },
3726     { 2, 2 },
3727   };
3728   struct LevelInfo_EM *level_em = level->native_em_level;
3729   struct CAVE *cav = level_em->cav;
3730   int i, j, x, y;
3731
3732   level->fieldx = MIN(cav->width,  MAX_LEV_FIELDX);
3733   level->fieldy = MIN(cav->height, MAX_LEV_FIELDY);
3734
3735   level->time        = cav->time_seconds;
3736   level->gems_needed = cav->gems_needed;
3737
3738   sprintf(level->name, "Level %d", level->file_info.nr);
3739
3740   level->score[SC_EMERALD]      = cav->emerald_score;
3741   level->score[SC_DIAMOND]      = cav->diamond_score;
3742   level->score[SC_ROBOT]        = cav->alien_score;
3743   level->score[SC_SPACESHIP]    = cav->tank_score;
3744   level->score[SC_BUG]          = cav->bug_score;
3745   level->score[SC_YAMYAM]       = cav->eater_score;
3746   level->score[SC_NUT]          = cav->nut_score;
3747   level->score[SC_DYNAMITE]     = cav->dynamite_score;
3748   level->score[SC_KEY]          = cav->key_score;
3749   level->score[SC_TIME_BONUS]   = cav->exit_score;
3750
3751   level->num_yamyam_contents    = cav->num_eater_arrays;
3752
3753   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
3754     for (y = 0; y < 3; y++)
3755       for (x = 0; x < 3; x++)
3756         level->yamyam_content[i].e[x][y] =
3757           map_element_EM_to_RND_cave(cav->eater_array[i][y * 3 + x]);
3758
3759   level->amoeba_speed           = cav->amoeba_time;
3760   level->time_magic_wall        = cav->wonderwall_time;
3761   level->time_wheel             = cav->wheel_time;
3762
3763   level->android_move_time      = cav->android_move_time;
3764   level->android_clone_time     = cav->android_clone_time;
3765   level->ball_random            = cav->ball_random;
3766   level->ball_active_initial    = cav->ball_active;
3767   level->ball_time              = cav->ball_time;
3768   level->num_ball_contents      = cav->num_ball_arrays;
3769
3770   level->lenses_score           = cav->lenses_score;
3771   level->magnify_score          = cav->magnify_score;
3772   level->slurp_score            = cav->slurp_score;
3773
3774   level->lenses_time            = cav->lenses_time;
3775   level->magnify_time           = cav->magnify_time;
3776
3777   level->wind_direction_initial =
3778     map_direction_EM_to_RND(cav->wind_direction);
3779
3780   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
3781     for (j = 0; j < 8; j++)
3782       level->ball_content[i].e[ball_xy[j][0]][ball_xy[j][1]] =
3783         map_element_EM_to_RND_cave(cav->ball_array[i][j]);
3784
3785   map_android_clone_elements_EM_to_RND(level);
3786
3787   // convert the playfield (some elements need special treatment)
3788   for (y = 0; y < level->fieldy; y++) for (x = 0; x < level->fieldx; x++)
3789   {
3790     int new_element = map_element_EM_to_RND_cave(cav->cave[x][y]);
3791
3792     if (new_element == EL_AMOEBA_WET && level->amoeba_speed == 0)
3793       new_element = EL_AMOEBA_DEAD;
3794
3795     level->field[x][y] = new_element;
3796   }
3797
3798   for (i = 0; i < MAX_PLAYERS; i++)
3799   {
3800     // in case of all players set to the same field, use the first player
3801     int nr = MAX_PLAYERS - i - 1;
3802     int jx = cav->player_x[nr];
3803     int jy = cav->player_y[nr];
3804
3805     if (jx != -1 && jy != -1)
3806       level->field[jx][jy] = EL_PLAYER_1 + nr;
3807   }
3808
3809   // time score is counted for each 10 seconds left in Emerald Mine levels
3810   level->time_score_base = 10;
3811 }
3812
3813
3814 // ----------------------------------------------------------------------------
3815 // functions for loading SP level
3816 // ----------------------------------------------------------------------------
3817
3818 static void CopyNativeLevel_RND_to_SP(struct LevelInfo *level)
3819 {
3820   struct LevelInfo_SP *level_sp = level->native_sp_level;
3821   LevelInfoType *header = &level_sp->header;
3822   int i, x, y;
3823
3824   level_sp->width  = level->fieldx;
3825   level_sp->height = level->fieldy;
3826
3827   for (x = 0; x < level->fieldx; x++)
3828     for (y = 0; y < level->fieldy; y++)
3829       level_sp->playfield[x][y] = map_element_RND_to_SP(level->field[x][y]);
3830
3831   header->InitialGravity = (level->initial_player_gravity[0] ? 1 : 0);
3832
3833   for (i = 0; i < SP_LEVEL_NAME_LEN; i++)
3834     header->LevelTitle[i] = level->name[i];
3835   // !!! NO STRING TERMINATION IN SUPAPLEX VB CODE YET -- FIX THIS !!!
3836
3837   header->InfotronsNeeded = level->gems_needed;
3838
3839   header->SpecialPortCount = 0;
3840
3841   for (x = 0; x < level->fieldx; x++) for (y = 0; y < level->fieldy; y++)
3842   {
3843     boolean gravity_port_found = FALSE;
3844     boolean gravity_port_valid = FALSE;
3845     int gravity_port_flag;
3846     int gravity_port_base_element;
3847     int element = level->field[x][y];
3848
3849     if (element >= EL_SP_GRAVITY_ON_PORT_RIGHT &&
3850         element <= EL_SP_GRAVITY_ON_PORT_UP)
3851     {
3852       gravity_port_found = TRUE;
3853       gravity_port_valid = TRUE;
3854       gravity_port_flag = 1;
3855       gravity_port_base_element = EL_SP_GRAVITY_ON_PORT_RIGHT;
3856     }
3857     else if (element >= EL_SP_GRAVITY_OFF_PORT_RIGHT &&
3858              element <= EL_SP_GRAVITY_OFF_PORT_UP)
3859     {
3860       gravity_port_found = TRUE;
3861       gravity_port_valid = TRUE;
3862       gravity_port_flag = 0;
3863       gravity_port_base_element = EL_SP_GRAVITY_OFF_PORT_RIGHT;
3864     }
3865     else if (element >= EL_SP_GRAVITY_PORT_RIGHT &&
3866              element <= EL_SP_GRAVITY_PORT_UP)
3867     {
3868       // change R'n'D style gravity inverting special port to normal port
3869       // (there are no gravity inverting ports in native Supaplex engine)
3870
3871       gravity_port_found = TRUE;
3872       gravity_port_valid = FALSE;
3873       gravity_port_base_element = EL_SP_GRAVITY_PORT_RIGHT;
3874     }
3875
3876     if (gravity_port_found)
3877     {
3878       if (gravity_port_valid &&
3879           header->SpecialPortCount < SP_MAX_SPECIAL_PORTS)
3880       {
3881         SpecialPortType *port = &header->SpecialPort[header->SpecialPortCount];
3882
3883         port->PortLocation = (y * level->fieldx + x) * 2;
3884         port->Gravity = gravity_port_flag;
3885
3886         element += EL_SP_GRAVITY_PORT_RIGHT - gravity_port_base_element;
3887
3888         header->SpecialPortCount++;
3889       }
3890       else
3891       {
3892         // change special gravity port to normal port
3893
3894         element += EL_SP_PORT_RIGHT - gravity_port_base_element;
3895       }
3896
3897       level_sp->playfield[x][y] = element - EL_SP_START;
3898     }
3899   }
3900 }
3901
3902 static void CopyNativeLevel_SP_to_RND(struct LevelInfo *level)
3903 {
3904   struct LevelInfo_SP *level_sp = level->native_sp_level;
3905   LevelInfoType *header = &level_sp->header;
3906   boolean num_invalid_elements = 0;
3907   int i, j, x, y;
3908
3909   level->fieldx = level_sp->width;
3910   level->fieldy = level_sp->height;
3911
3912   for (x = 0; x < level->fieldx; x++)
3913   {
3914     for (y = 0; y < level->fieldy; y++)
3915     {
3916       int element_old = level_sp->playfield[x][y];
3917       int element_new = getMappedElement(map_element_SP_to_RND(element_old));
3918
3919       if (element_new == EL_UNKNOWN)
3920       {
3921         num_invalid_elements++;
3922
3923         Debug("level:native:SP", "invalid element %d at position %d, %d",
3924               element_old, x, y);
3925       }
3926
3927       level->field[x][y] = element_new;
3928     }
3929   }
3930
3931   if (num_invalid_elements > 0)
3932     Warn("found %d invalid elements%s", num_invalid_elements,
3933          (!options.debug ? " (use '--debug' for more details)" : ""));
3934
3935   for (i = 0; i < MAX_PLAYERS; i++)
3936     level->initial_player_gravity[i] =
3937       (header->InitialGravity == 1 ? TRUE : FALSE);
3938
3939   // skip leading spaces
3940   for (i = 0; i < SP_LEVEL_NAME_LEN; i++)
3941     if (header->LevelTitle[i] != ' ')
3942       break;
3943
3944   // copy level title
3945   for (j = 0; i < SP_LEVEL_NAME_LEN; i++, j++)
3946     level->name[j] = header->LevelTitle[i];
3947   level->name[j] = '\0';
3948
3949   // cut trailing spaces
3950   for (; j > 0; j--)
3951     if (level->name[j - 1] == ' ' && level->name[j] == '\0')
3952       level->name[j - 1] = '\0';
3953
3954   level->gems_needed = header->InfotronsNeeded;
3955
3956   for (i = 0; i < header->SpecialPortCount; i++)
3957   {
3958     SpecialPortType *port = &header->SpecialPort[i];
3959     int port_location = port->PortLocation;
3960     int gravity = port->Gravity;
3961     int port_x, port_y, port_element;
3962
3963     port_x = (port_location / 2) % level->fieldx;
3964     port_y = (port_location / 2) / level->fieldx;
3965
3966     if (port_x < 0 || port_x >= level->fieldx ||
3967         port_y < 0 || port_y >= level->fieldy)
3968     {
3969       Warn("special port position (%d, %d) out of bounds", port_x, port_y);
3970
3971       continue;
3972     }
3973
3974     port_element = level->field[port_x][port_y];
3975
3976     if (port_element < EL_SP_GRAVITY_PORT_RIGHT ||
3977         port_element > EL_SP_GRAVITY_PORT_UP)
3978     {
3979       Warn("no special port at position (%d, %d)", port_x, port_y);
3980
3981       continue;
3982     }
3983
3984     // change previous (wrong) gravity inverting special port to either
3985     // gravity enabling special port or gravity disabling special port
3986     level->field[port_x][port_y] +=
3987       (gravity == 1 ? EL_SP_GRAVITY_ON_PORT_RIGHT :
3988        EL_SP_GRAVITY_OFF_PORT_RIGHT) - EL_SP_GRAVITY_PORT_RIGHT;
3989   }
3990
3991   // change special gravity ports without database entries to normal ports
3992   for (x = 0; x < level->fieldx; x++)
3993     for (y = 0; y < level->fieldy; y++)
3994       if (level->field[x][y] >= EL_SP_GRAVITY_PORT_RIGHT &&
3995           level->field[x][y] <= EL_SP_GRAVITY_PORT_UP)
3996         level->field[x][y] += EL_SP_PORT_RIGHT - EL_SP_GRAVITY_PORT_RIGHT;
3997
3998   level->time = 0;                      // no time limit
3999   level->amoeba_speed = 0;
4000   level->time_magic_wall = 0;
4001   level->time_wheel = 0;
4002   level->amoeba_content = EL_EMPTY;
4003
4004   // original Supaplex does not use score values -- rate by playing time
4005   for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
4006     level->score[i] = 0;
4007
4008   level->rate_time_over_score = TRUE;
4009
4010   // there are no yamyams in supaplex levels
4011   for (i = 0; i < level->num_yamyam_contents; i++)
4012     for (x = 0; x < 3; x++)
4013       for (y = 0; y < 3; y++)
4014         level->yamyam_content[i].e[x][y] = EL_EMPTY;
4015 }
4016
4017 static void CopyNativeTape_RND_to_SP(struct LevelInfo *level)
4018 {
4019   struct LevelInfo_SP *level_sp = level->native_sp_level;
4020   struct DemoInfo_SP *demo = &level_sp->demo;
4021   int i, j;
4022
4023   // always start with reliable default values
4024   demo->is_available = FALSE;
4025   demo->length = 0;
4026
4027   if (TAPE_IS_EMPTY(tape))
4028     return;
4029
4030   demo->level_nr = tape.level_nr;       // (currently not used)
4031
4032   level_sp->header.DemoRandomSeed = tape.random_seed;
4033
4034   demo->length = 0;
4035
4036   for (i = 0; i < tape.length; i++)
4037   {
4038     int demo_action = map_key_RND_to_SP(tape.pos[i].action[0]);
4039     int demo_repeat = tape.pos[i].delay;
4040     int demo_entries = (demo_repeat + 15) / 16;
4041
4042     if (demo->length + demo_entries >= SP_MAX_TAPE_LEN)
4043     {
4044       Warn("tape truncated: size exceeds maximum SP demo size %d",
4045            SP_MAX_TAPE_LEN);
4046
4047       break;
4048     }
4049
4050     for (j = 0; j < demo_repeat / 16; j++)
4051       demo->data[demo->length++] = 0xf0 | demo_action;
4052
4053     if (demo_repeat % 16)
4054       demo->data[demo->length++] = ((demo_repeat % 16 - 1) << 4) | demo_action;
4055   }
4056
4057   demo->is_available = TRUE;
4058 }
4059
4060 static void setTapeInfoToDefaults(void);
4061
4062 static void CopyNativeTape_SP_to_RND(struct LevelInfo *level)
4063 {
4064   struct LevelInfo_SP *level_sp = level->native_sp_level;
4065   struct DemoInfo_SP *demo = &level_sp->demo;
4066   char *filename = level->file_info.filename;
4067   int i;
4068
4069   // always start with reliable default values
4070   setTapeInfoToDefaults();
4071
4072   if (!demo->is_available)
4073     return;
4074
4075   tape.level_nr = demo->level_nr;       // (currently not used)
4076   tape.random_seed = level_sp->header.DemoRandomSeed;
4077
4078   TapeSetDateFromEpochSeconds(getFileTimestampEpochSeconds(filename));
4079
4080   tape.counter = 0;
4081   tape.pos[tape.counter].delay = 0;
4082
4083   for (i = 0; i < demo->length; i++)
4084   {
4085     int demo_action = demo->data[i] & 0x0f;
4086     int demo_repeat = (demo->data[i] & 0xf0) >> 4;
4087     int tape_action = map_key_SP_to_RND(demo_action);
4088     int tape_repeat = demo_repeat + 1;
4089     byte action[MAX_TAPE_ACTIONS] = { tape_action };
4090     boolean success = 0;
4091     int j;
4092
4093     for (j = 0; j < tape_repeat; j++)
4094       success = TapeAddAction(action);
4095
4096     if (!success)
4097     {
4098       Warn("SP demo truncated: size exceeds maximum tape size %d",
4099            MAX_TAPE_LEN);
4100
4101       break;
4102     }
4103   }
4104
4105   TapeHaltRecording();
4106 }
4107
4108
4109 // ----------------------------------------------------------------------------
4110 // functions for loading MM level
4111 // ----------------------------------------------------------------------------
4112
4113 static void CopyNativeLevel_RND_to_MM(struct LevelInfo *level)
4114 {
4115   struct LevelInfo_MM *level_mm = level->native_mm_level;
4116   int x, y;
4117
4118   level_mm->fieldx = MIN(level->fieldx, MM_MAX_PLAYFIELD_WIDTH);
4119   level_mm->fieldy = MIN(level->fieldy, MM_MAX_PLAYFIELD_HEIGHT);
4120
4121   level_mm->time = level->time;
4122   level_mm->kettles_needed = level->gems_needed;
4123   level_mm->auto_count_kettles = level->auto_count_gems;
4124
4125   level_mm->laser_red = level->mm_laser_red;
4126   level_mm->laser_green = level->mm_laser_green;
4127   level_mm->laser_blue = level->mm_laser_blue;
4128
4129   strcpy(level_mm->name, level->name);
4130   strcpy(level_mm->author, level->author);
4131
4132   level_mm->score[SC_EMERALD]    = level->score[SC_EMERALD];
4133   level_mm->score[SC_PACMAN]     = level->score[SC_PACMAN];
4134   level_mm->score[SC_KEY]        = level->score[SC_KEY];
4135   level_mm->score[SC_TIME_BONUS] = level->score[SC_TIME_BONUS];
4136   level_mm->score[SC_ELEM_BONUS] = level->score[SC_ELEM_BONUS];
4137
4138   level_mm->amoeba_speed = level->amoeba_speed;
4139   level_mm->time_fuse    = level->mm_time_fuse;
4140   level_mm->time_bomb    = level->mm_time_bomb;
4141   level_mm->time_ball    = level->mm_time_ball;
4142   level_mm->time_block   = level->mm_time_block;
4143
4144   for (x = 0; x < level->fieldx; x++)
4145     for (y = 0; y < level->fieldy; y++)
4146       Ur[x][y] =
4147         level_mm->field[x][y] = map_element_RND_to_MM(level->field[x][y]);
4148 }
4149
4150 static void CopyNativeLevel_MM_to_RND(struct LevelInfo *level)
4151 {
4152   struct LevelInfo_MM *level_mm = level->native_mm_level;
4153   int x, y;
4154
4155   level->fieldx = MIN(level_mm->fieldx, MAX_LEV_FIELDX);
4156   level->fieldy = MIN(level_mm->fieldy, MAX_LEV_FIELDY);
4157
4158   level->time = level_mm->time;
4159   level->gems_needed = level_mm->kettles_needed;
4160   level->auto_count_gems = level_mm->auto_count_kettles;
4161
4162   level->mm_laser_red = level_mm->laser_red;
4163   level->mm_laser_green = level_mm->laser_green;
4164   level->mm_laser_blue = level_mm->laser_blue;
4165
4166   strcpy(level->name, level_mm->name);
4167
4168   // only overwrite author from 'levelinfo.conf' if author defined in level
4169   if (!strEqual(level_mm->author, ANONYMOUS_NAME))
4170     strcpy(level->author, level_mm->author);
4171
4172   level->score[SC_EMERALD]    = level_mm->score[SC_EMERALD];
4173   level->score[SC_PACMAN]     = level_mm->score[SC_PACMAN];
4174   level->score[SC_KEY]        = level_mm->score[SC_KEY];
4175   level->score[SC_TIME_BONUS] = level_mm->score[SC_TIME_BONUS];
4176   level->score[SC_ELEM_BONUS] = level_mm->score[SC_ELEM_BONUS];
4177
4178   level->amoeba_speed  = level_mm->amoeba_speed;
4179   level->mm_time_fuse  = level_mm->time_fuse;
4180   level->mm_time_bomb  = level_mm->time_bomb;
4181   level->mm_time_ball  = level_mm->time_ball;
4182   level->mm_time_block = level_mm->time_block;
4183
4184   for (x = 0; x < level->fieldx; x++)
4185     for (y = 0; y < level->fieldy; y++)
4186       level->field[x][y] = map_element_MM_to_RND(level_mm->field[x][y]);
4187 }
4188
4189
4190 // ----------------------------------------------------------------------------
4191 // functions for loading DC level
4192 // ----------------------------------------------------------------------------
4193
4194 #define DC_LEVEL_HEADER_SIZE            344
4195
4196 static unsigned short getDecodedWord_DC(unsigned short data_encoded,
4197                                         boolean init)
4198 {
4199   static int last_data_encoded;
4200   static int offset1;
4201   static int offset2;
4202   int diff;
4203   int diff_hi, diff_lo;
4204   int data_hi, data_lo;
4205   unsigned short data_decoded;
4206
4207   if (init)
4208   {
4209     last_data_encoded = 0;
4210     offset1 = -1;
4211     offset2 = 0;
4212
4213     return 0;
4214   }
4215
4216   diff = data_encoded - last_data_encoded;
4217   diff_hi = diff & ~0xff;
4218   diff_lo = diff &  0xff;
4219
4220   offset2 += diff_lo;
4221
4222   data_hi = diff_hi - (offset1 << 8) + (offset2 & 0xff00);
4223   data_lo = (diff_lo + (data_hi >> 16)) & 0x00ff;
4224   data_hi = data_hi & 0xff00;
4225
4226   data_decoded = data_hi | data_lo;
4227
4228   last_data_encoded = data_encoded;
4229
4230   offset1 = (offset1 + 1) % 31;
4231   offset2 = offset2 & 0xff;
4232
4233   return data_decoded;
4234 }
4235
4236 static int getMappedElement_DC(int element)
4237 {
4238   switch (element)
4239   {
4240     case 0x0000:
4241       element = EL_ROCK;
4242       break;
4243
4244       // 0x0117 - 0x036e: (?)
4245       // EL_DIAMOND
4246
4247       // 0x042d - 0x0684: (?)
4248       // EL_EMERALD
4249
4250     case 0x06f1:
4251       element = EL_NUT;
4252       break;
4253
4254     case 0x074c:
4255       element = EL_BOMB;
4256       break;
4257
4258     case 0x07a4:
4259       element = EL_PEARL;
4260       break;
4261
4262     case 0x0823:
4263       element = EL_CRYSTAL;
4264       break;
4265
4266     case 0x0e77:        // quicksand (boulder)
4267       element = EL_QUICKSAND_FAST_FULL;
4268       break;
4269
4270     case 0x0e99:        // slow quicksand (boulder)
4271       element = EL_QUICKSAND_FULL;
4272       break;
4273
4274     case 0x0ed2:
4275       element = EL_EM_EXIT_OPEN;
4276       break;
4277
4278     case 0x0ee3:
4279       element = EL_EM_EXIT_CLOSED;
4280       break;
4281
4282     case 0x0eeb:
4283       element = EL_EM_STEEL_EXIT_OPEN;
4284       break;
4285
4286     case 0x0efc:
4287       element = EL_EM_STEEL_EXIT_CLOSED;
4288       break;
4289
4290     case 0x0f4f:        // dynamite (lit 1)
4291       element = EL_EM_DYNAMITE_ACTIVE;
4292       break;
4293
4294     case 0x0f57:        // dynamite (lit 2)
4295       element = EL_EM_DYNAMITE_ACTIVE;
4296       break;
4297
4298     case 0x0f5f:        // dynamite (lit 3)
4299       element = EL_EM_DYNAMITE_ACTIVE;
4300       break;
4301
4302     case 0x0f67:        // dynamite (lit 4)
4303       element = EL_EM_DYNAMITE_ACTIVE;
4304       break;
4305
4306     case 0x0f81:
4307     case 0x0f82:
4308     case 0x0f83:
4309     case 0x0f84:
4310       element = EL_AMOEBA_WET;
4311       break;
4312
4313     case 0x0f85:
4314       element = EL_AMOEBA_DROP;
4315       break;
4316
4317     case 0x0fb9:
4318       element = EL_DC_MAGIC_WALL;
4319       break;
4320
4321     case 0x0fd0:
4322       element = EL_SPACESHIP_UP;
4323       break;
4324
4325     case 0x0fd9:
4326       element = EL_SPACESHIP_DOWN;
4327       break;
4328
4329     case 0x0ff1:
4330       element = EL_SPACESHIP_LEFT;
4331       break;
4332
4333     case 0x0ff9:
4334       element = EL_SPACESHIP_RIGHT;
4335       break;
4336
4337     case 0x1057:
4338       element = EL_BUG_UP;
4339       break;
4340
4341     case 0x1060:
4342       element = EL_BUG_DOWN;
4343       break;
4344
4345     case 0x1078:
4346       element = EL_BUG_LEFT;
4347       break;
4348
4349     case 0x1080:
4350       element = EL_BUG_RIGHT;
4351       break;
4352
4353     case 0x10de:
4354       element = EL_MOLE_UP;
4355       break;
4356
4357     case 0x10e7:
4358       element = EL_MOLE_DOWN;
4359       break;
4360
4361     case 0x10ff:
4362       element = EL_MOLE_LEFT;
4363       break;
4364
4365     case 0x1107:
4366       element = EL_MOLE_RIGHT;
4367       break;
4368
4369     case 0x11c0:
4370       element = EL_ROBOT;
4371       break;
4372
4373     case 0x13f5:
4374       element = EL_YAMYAM_UP;
4375       break;
4376
4377     case 0x1425:
4378       element = EL_SWITCHGATE_OPEN;
4379       break;
4380
4381     case 0x1426:
4382       element = EL_SWITCHGATE_CLOSED;
4383       break;
4384
4385     case 0x1437:
4386       element = EL_DC_SWITCHGATE_SWITCH_UP;
4387       break;
4388
4389     case 0x143a:
4390       element = EL_TIMEGATE_CLOSED;
4391       break;
4392
4393     case 0x144c:        // conveyor belt switch (green)
4394       element = EL_CONVEYOR_BELT_3_SWITCH_MIDDLE;
4395       break;
4396
4397     case 0x144f:        // conveyor belt switch (red)
4398       element = EL_CONVEYOR_BELT_1_SWITCH_MIDDLE;
4399       break;
4400
4401     case 0x1452:        // conveyor belt switch (blue)
4402       element = EL_CONVEYOR_BELT_4_SWITCH_MIDDLE;
4403       break;
4404
4405     case 0x145b:
4406       element = EL_CONVEYOR_BELT_3_MIDDLE;
4407       break;
4408
4409     case 0x1463:
4410       element = EL_CONVEYOR_BELT_3_LEFT;
4411       break;
4412
4413     case 0x146b:
4414       element = EL_CONVEYOR_BELT_3_RIGHT;
4415       break;
4416
4417     case 0x1473:
4418       element = EL_CONVEYOR_BELT_1_MIDDLE;
4419       break;
4420
4421     case 0x147b:
4422       element = EL_CONVEYOR_BELT_1_LEFT;
4423       break;
4424
4425     case 0x1483:
4426       element = EL_CONVEYOR_BELT_1_RIGHT;
4427       break;
4428
4429     case 0x148b:
4430       element = EL_CONVEYOR_BELT_4_MIDDLE;
4431       break;
4432
4433     case 0x1493:
4434       element = EL_CONVEYOR_BELT_4_LEFT;
4435       break;
4436
4437     case 0x149b:
4438       element = EL_CONVEYOR_BELT_4_RIGHT;
4439       break;
4440
4441     case 0x14ac:
4442       element = EL_EXPANDABLE_WALL_HORIZONTAL;
4443       break;
4444
4445     case 0x14bd:
4446       element = EL_EXPANDABLE_WALL_VERTICAL;
4447       break;
4448
4449     case 0x14c6:
4450       element = EL_EXPANDABLE_WALL_ANY;
4451       break;
4452
4453     case 0x14ce:        // growing steel wall (left/right)
4454       element = EL_EXPANDABLE_STEELWALL_HORIZONTAL;
4455       break;
4456
4457     case 0x14df:        // growing steel wall (up/down)
4458       element = EL_EXPANDABLE_STEELWALL_VERTICAL;
4459       break;
4460
4461     case 0x14e8:        // growing steel wall (up/down/left/right)
4462       element = EL_EXPANDABLE_STEELWALL_ANY;
4463       break;
4464
4465     case 0x14e9:
4466       element = EL_SHIELD_DEADLY;
4467       break;
4468
4469     case 0x1501:
4470       element = EL_EXTRA_TIME;
4471       break;
4472
4473     case 0x154f:
4474       element = EL_ACID;
4475       break;
4476
4477     case 0x1577:
4478       element = EL_EMPTY_SPACE;
4479       break;
4480
4481     case 0x1578:        // quicksand (empty)
4482       element = EL_QUICKSAND_FAST_EMPTY;
4483       break;
4484
4485     case 0x1579:        // slow quicksand (empty)
4486       element = EL_QUICKSAND_EMPTY;
4487       break;
4488
4489       // 0x157c - 0x158b:
4490       // EL_SAND
4491
4492       // 0x1590 - 0x159f:
4493       // EL_DC_LANDMINE
4494
4495     case 0x15a0:
4496       element = EL_EM_DYNAMITE;
4497       break;
4498
4499     case 0x15a1:        // key (red)
4500       element = EL_EM_KEY_1;
4501       break;
4502
4503     case 0x15a2:        // key (yellow)
4504       element = EL_EM_KEY_2;
4505       break;
4506
4507     case 0x15a3:        // key (blue)
4508       element = EL_EM_KEY_4;
4509       break;
4510
4511     case 0x15a4:        // key (green)
4512       element = EL_EM_KEY_3;
4513       break;
4514
4515     case 0x15a5:        // key (white)
4516       element = EL_DC_KEY_WHITE;
4517       break;
4518
4519     case 0x15a6:
4520       element = EL_WALL_SLIPPERY;
4521       break;
4522
4523     case 0x15a7:
4524       element = EL_WALL;
4525       break;
4526
4527     case 0x15a8:        // wall (not round)
4528       element = EL_WALL;
4529       break;
4530
4531     case 0x15a9:        // (blue)
4532       element = EL_CHAR_A;
4533       break;
4534
4535     case 0x15aa:        // (blue)
4536       element = EL_CHAR_B;
4537       break;
4538
4539     case 0x15ab:        // (blue)
4540       element = EL_CHAR_C;
4541       break;
4542
4543     case 0x15ac:        // (blue)
4544       element = EL_CHAR_D;
4545       break;
4546
4547     case 0x15ad:        // (blue)
4548       element = EL_CHAR_E;
4549       break;
4550
4551     case 0x15ae:        // (blue)
4552       element = EL_CHAR_F;
4553       break;
4554
4555     case 0x15af:        // (blue)
4556       element = EL_CHAR_G;
4557       break;
4558
4559     case 0x15b0:        // (blue)
4560       element = EL_CHAR_H;
4561       break;
4562
4563     case 0x15b1:        // (blue)
4564       element = EL_CHAR_I;
4565       break;
4566
4567     case 0x15b2:        // (blue)
4568       element = EL_CHAR_J;
4569       break;
4570
4571     case 0x15b3:        // (blue)
4572       element = EL_CHAR_K;
4573       break;
4574
4575     case 0x15b4:        // (blue)
4576       element = EL_CHAR_L;
4577       break;
4578
4579     case 0x15b5:        // (blue)
4580       element = EL_CHAR_M;
4581       break;
4582
4583     case 0x15b6:        // (blue)
4584       element = EL_CHAR_N;
4585       break;
4586
4587     case 0x15b7:        // (blue)
4588       element = EL_CHAR_O;
4589       break;
4590
4591     case 0x15b8:        // (blue)
4592       element = EL_CHAR_P;
4593       break;
4594
4595     case 0x15b9:        // (blue)
4596       element = EL_CHAR_Q;
4597       break;
4598
4599     case 0x15ba:        // (blue)
4600       element = EL_CHAR_R;
4601       break;
4602
4603     case 0x15bb:        // (blue)
4604       element = EL_CHAR_S;
4605       break;
4606
4607     case 0x15bc:        // (blue)
4608       element = EL_CHAR_T;
4609       break;
4610
4611     case 0x15bd:        // (blue)
4612       element = EL_CHAR_U;
4613       break;
4614
4615     case 0x15be:        // (blue)
4616       element = EL_CHAR_V;
4617       break;
4618
4619     case 0x15bf:        // (blue)
4620       element = EL_CHAR_W;
4621       break;
4622
4623     case 0x15c0:        // (blue)
4624       element = EL_CHAR_X;
4625       break;
4626
4627     case 0x15c1:        // (blue)
4628       element = EL_CHAR_Y;
4629       break;
4630
4631     case 0x15c2:        // (blue)
4632       element = EL_CHAR_Z;
4633       break;
4634
4635     case 0x15c3:        // (blue)
4636       element = EL_CHAR_AUMLAUT;
4637       break;
4638
4639     case 0x15c4:        // (blue)
4640       element = EL_CHAR_OUMLAUT;
4641       break;
4642
4643     case 0x15c5:        // (blue)
4644       element = EL_CHAR_UUMLAUT;
4645       break;
4646
4647     case 0x15c6:        // (blue)
4648       element = EL_CHAR_0;
4649       break;
4650
4651     case 0x15c7:        // (blue)
4652       element = EL_CHAR_1;
4653       break;
4654
4655     case 0x15c8:        // (blue)
4656       element = EL_CHAR_2;
4657       break;
4658
4659     case 0x15c9:        // (blue)
4660       element = EL_CHAR_3;
4661       break;
4662
4663     case 0x15ca:        // (blue)
4664       element = EL_CHAR_4;
4665       break;
4666
4667     case 0x15cb:        // (blue)
4668       element = EL_CHAR_5;
4669       break;
4670
4671     case 0x15cc:        // (blue)
4672       element = EL_CHAR_6;
4673       break;
4674
4675     case 0x15cd:        // (blue)
4676       element = EL_CHAR_7;
4677       break;
4678
4679     case 0x15ce:        // (blue)
4680       element = EL_CHAR_8;
4681       break;
4682
4683     case 0x15cf:        // (blue)
4684       element = EL_CHAR_9;
4685       break;
4686
4687     case 0x15d0:        // (blue)
4688       element = EL_CHAR_PERIOD;
4689       break;
4690
4691     case 0x15d1:        // (blue)
4692       element = EL_CHAR_EXCLAM;
4693       break;
4694
4695     case 0x15d2:        // (blue)
4696       element = EL_CHAR_COLON;
4697       break;
4698
4699     case 0x15d3:        // (blue)
4700       element = EL_CHAR_LESS;
4701       break;
4702
4703     case 0x15d4:        // (blue)
4704       element = EL_CHAR_GREATER;
4705       break;
4706
4707     case 0x15d5:        // (blue)
4708       element = EL_CHAR_QUESTION;
4709       break;
4710
4711     case 0x15d6:        // (blue)
4712       element = EL_CHAR_COPYRIGHT;
4713       break;
4714
4715     case 0x15d7:        // (blue)
4716       element = EL_CHAR_UP;
4717       break;
4718
4719     case 0x15d8:        // (blue)
4720       element = EL_CHAR_DOWN;
4721       break;
4722
4723     case 0x15d9:        // (blue)
4724       element = EL_CHAR_BUTTON;
4725       break;
4726
4727     case 0x15da:        // (blue)
4728       element = EL_CHAR_PLUS;
4729       break;
4730
4731     case 0x15db:        // (blue)
4732       element = EL_CHAR_MINUS;
4733       break;
4734
4735     case 0x15dc:        // (blue)
4736       element = EL_CHAR_APOSTROPHE;
4737       break;
4738
4739     case 0x15dd:        // (blue)
4740       element = EL_CHAR_PARENLEFT;
4741       break;
4742
4743     case 0x15de:        // (blue)
4744       element = EL_CHAR_PARENRIGHT;
4745       break;
4746
4747     case 0x15df:        // (green)
4748       element = EL_CHAR_A;
4749       break;
4750
4751     case 0x15e0:        // (green)
4752       element = EL_CHAR_B;
4753       break;
4754
4755     case 0x15e1:        // (green)
4756       element = EL_CHAR_C;
4757       break;
4758
4759     case 0x15e2:        // (green)
4760       element = EL_CHAR_D;
4761       break;
4762
4763     case 0x15e3:        // (green)
4764       element = EL_CHAR_E;
4765       break;
4766
4767     case 0x15e4:        // (green)
4768       element = EL_CHAR_F;
4769       break;
4770
4771     case 0x15e5:        // (green)
4772       element = EL_CHAR_G;
4773       break;
4774
4775     case 0x15e6:        // (green)
4776       element = EL_CHAR_H;
4777       break;
4778
4779     case 0x15e7:        // (green)
4780       element = EL_CHAR_I;
4781       break;
4782
4783     case 0x15e8:        // (green)
4784       element = EL_CHAR_J;
4785       break;
4786
4787     case 0x15e9:        // (green)
4788       element = EL_CHAR_K;
4789       break;
4790
4791     case 0x15ea:        // (green)
4792       element = EL_CHAR_L;
4793       break;
4794
4795     case 0x15eb:        // (green)
4796       element = EL_CHAR_M;
4797       break;
4798
4799     case 0x15ec:        // (green)
4800       element = EL_CHAR_N;
4801       break;
4802
4803     case 0x15ed:        // (green)
4804       element = EL_CHAR_O;
4805       break;
4806
4807     case 0x15ee:        // (green)
4808       element = EL_CHAR_P;
4809       break;
4810
4811     case 0x15ef:        // (green)
4812       element = EL_CHAR_Q;
4813       break;
4814
4815     case 0x15f0:        // (green)
4816       element = EL_CHAR_R;
4817       break;
4818
4819     case 0x15f1:        // (green)
4820       element = EL_CHAR_S;
4821       break;
4822
4823     case 0x15f2:        // (green)
4824       element = EL_CHAR_T;
4825       break;
4826
4827     case 0x15f3:        // (green)
4828       element = EL_CHAR_U;
4829       break;
4830
4831     case 0x15f4:        // (green)
4832       element = EL_CHAR_V;
4833       break;
4834
4835     case 0x15f5:        // (green)
4836       element = EL_CHAR_W;
4837       break;
4838
4839     case 0x15f6:        // (green)
4840       element = EL_CHAR_X;
4841       break;
4842
4843     case 0x15f7:        // (green)
4844       element = EL_CHAR_Y;
4845       break;
4846
4847     case 0x15f8:        // (green)
4848       element = EL_CHAR_Z;
4849       break;
4850
4851     case 0x15f9:        // (green)
4852       element = EL_CHAR_AUMLAUT;
4853       break;
4854
4855     case 0x15fa:        // (green)
4856       element = EL_CHAR_OUMLAUT;
4857       break;
4858
4859     case 0x15fb:        // (green)
4860       element = EL_CHAR_UUMLAUT;
4861       break;
4862
4863     case 0x15fc:        // (green)
4864       element = EL_CHAR_0;
4865       break;
4866
4867     case 0x15fd:        // (green)
4868       element = EL_CHAR_1;
4869       break;
4870
4871     case 0x15fe:        // (green)
4872       element = EL_CHAR_2;
4873       break;
4874
4875     case 0x15ff:        // (green)
4876       element = EL_CHAR_3;
4877       break;
4878
4879     case 0x1600:        // (green)
4880       element = EL_CHAR_4;
4881       break;
4882
4883     case 0x1601:        // (green)
4884       element = EL_CHAR_5;
4885       break;
4886
4887     case 0x1602:        // (green)
4888       element = EL_CHAR_6;
4889       break;
4890
4891     case 0x1603:        // (green)
4892       element = EL_CHAR_7;
4893       break;
4894
4895     case 0x1604:        // (green)
4896       element = EL_CHAR_8;
4897       break;
4898
4899     case 0x1605:        // (green)
4900       element = EL_CHAR_9;
4901       break;
4902
4903     case 0x1606:        // (green)
4904       element = EL_CHAR_PERIOD;
4905       break;
4906
4907     case 0x1607:        // (green)
4908       element = EL_CHAR_EXCLAM;
4909       break;
4910
4911     case 0x1608:        // (green)
4912       element = EL_CHAR_COLON;
4913       break;
4914
4915     case 0x1609:        // (green)
4916       element = EL_CHAR_LESS;
4917       break;
4918
4919     case 0x160a:        // (green)
4920       element = EL_CHAR_GREATER;
4921       break;
4922
4923     case 0x160b:        // (green)
4924       element = EL_CHAR_QUESTION;
4925       break;
4926
4927     case 0x160c:        // (green)
4928       element = EL_CHAR_COPYRIGHT;
4929       break;
4930
4931     case 0x160d:        // (green)
4932       element = EL_CHAR_UP;
4933       break;
4934
4935     case 0x160e:        // (green)
4936       element = EL_CHAR_DOWN;
4937       break;
4938
4939     case 0x160f:        // (green)
4940       element = EL_CHAR_BUTTON;
4941       break;
4942
4943     case 0x1610:        // (green)
4944       element = EL_CHAR_PLUS;
4945       break;
4946
4947     case 0x1611:        // (green)
4948       element = EL_CHAR_MINUS;
4949       break;
4950
4951     case 0x1612:        // (green)
4952       element = EL_CHAR_APOSTROPHE;
4953       break;
4954
4955     case 0x1613:        // (green)
4956       element = EL_CHAR_PARENLEFT;
4957       break;
4958
4959     case 0x1614:        // (green)
4960       element = EL_CHAR_PARENRIGHT;
4961       break;
4962
4963     case 0x1615:        // (blue steel)
4964       element = EL_STEEL_CHAR_A;
4965       break;
4966
4967     case 0x1616:        // (blue steel)
4968       element = EL_STEEL_CHAR_B;
4969       break;
4970
4971     case 0x1617:        // (blue steel)
4972       element = EL_STEEL_CHAR_C;
4973       break;
4974
4975     case 0x1618:        // (blue steel)
4976       element = EL_STEEL_CHAR_D;
4977       break;
4978
4979     case 0x1619:        // (blue steel)
4980       element = EL_STEEL_CHAR_E;
4981       break;
4982
4983     case 0x161a:        // (blue steel)
4984       element = EL_STEEL_CHAR_F;
4985       break;
4986
4987     case 0x161b:        // (blue steel)
4988       element = EL_STEEL_CHAR_G;
4989       break;
4990
4991     case 0x161c:        // (blue steel)
4992       element = EL_STEEL_CHAR_H;
4993       break;
4994
4995     case 0x161d:        // (blue steel)
4996       element = EL_STEEL_CHAR_I;
4997       break;
4998
4999     case 0x161e:        // (blue steel)
5000       element = EL_STEEL_CHAR_J;
5001       break;
5002
5003     case 0x161f:        // (blue steel)
5004       element = EL_STEEL_CHAR_K;
5005       break;
5006
5007     case 0x1620:        // (blue steel)
5008       element = EL_STEEL_CHAR_L;
5009       break;
5010
5011     case 0x1621:        // (blue steel)
5012       element = EL_STEEL_CHAR_M;
5013       break;
5014
5015     case 0x1622:        // (blue steel)
5016       element = EL_STEEL_CHAR_N;
5017       break;
5018
5019     case 0x1623:        // (blue steel)
5020       element = EL_STEEL_CHAR_O;
5021       break;
5022
5023     case 0x1624:        // (blue steel)
5024       element = EL_STEEL_CHAR_P;
5025       break;
5026
5027     case 0x1625:        // (blue steel)
5028       element = EL_STEEL_CHAR_Q;
5029       break;
5030
5031     case 0x1626:        // (blue steel)
5032       element = EL_STEEL_CHAR_R;
5033       break;
5034
5035     case 0x1627:        // (blue steel)
5036       element = EL_STEEL_CHAR_S;
5037       break;
5038
5039     case 0x1628:        // (blue steel)
5040       element = EL_STEEL_CHAR_T;
5041       break;
5042
5043     case 0x1629:        // (blue steel)
5044       element = EL_STEEL_CHAR_U;
5045       break;
5046
5047     case 0x162a:        // (blue steel)
5048       element = EL_STEEL_CHAR_V;
5049       break;
5050
5051     case 0x162b:        // (blue steel)
5052       element = EL_STEEL_CHAR_W;
5053       break;
5054
5055     case 0x162c:        // (blue steel)
5056       element = EL_STEEL_CHAR_X;
5057       break;
5058
5059     case 0x162d:        // (blue steel)
5060       element = EL_STEEL_CHAR_Y;
5061       break;
5062
5063     case 0x162e:        // (blue steel)
5064       element = EL_STEEL_CHAR_Z;
5065       break;
5066
5067     case 0x162f:        // (blue steel)
5068       element = EL_STEEL_CHAR_AUMLAUT;
5069       break;
5070
5071     case 0x1630:        // (blue steel)
5072       element = EL_STEEL_CHAR_OUMLAUT;
5073       break;
5074
5075     case 0x1631:        // (blue steel)
5076       element = EL_STEEL_CHAR_UUMLAUT;
5077       break;
5078
5079     case 0x1632:        // (blue steel)
5080       element = EL_STEEL_CHAR_0;
5081       break;
5082
5083     case 0x1633:        // (blue steel)
5084       element = EL_STEEL_CHAR_1;
5085       break;
5086
5087     case 0x1634:        // (blue steel)
5088       element = EL_STEEL_CHAR_2;
5089       break;
5090
5091     case 0x1635:        // (blue steel)
5092       element = EL_STEEL_CHAR_3;
5093       break;
5094
5095     case 0x1636:        // (blue steel)
5096       element = EL_STEEL_CHAR_4;
5097       break;
5098
5099     case 0x1637:        // (blue steel)
5100       element = EL_STEEL_CHAR_5;
5101       break;
5102
5103     case 0x1638:        // (blue steel)
5104       element = EL_STEEL_CHAR_6;
5105       break;
5106
5107     case 0x1639:        // (blue steel)
5108       element = EL_STEEL_CHAR_7;
5109       break;
5110
5111     case 0x163a:        // (blue steel)
5112       element = EL_STEEL_CHAR_8;
5113       break;
5114
5115     case 0x163b:        // (blue steel)
5116       element = EL_STEEL_CHAR_9;
5117       break;
5118
5119     case 0x163c:        // (blue steel)
5120       element = EL_STEEL_CHAR_PERIOD;
5121       break;
5122
5123     case 0x163d:        // (blue steel)
5124       element = EL_STEEL_CHAR_EXCLAM;
5125       break;
5126
5127     case 0x163e:        // (blue steel)
5128       element = EL_STEEL_CHAR_COLON;
5129       break;
5130
5131     case 0x163f:        // (blue steel)
5132       element = EL_STEEL_CHAR_LESS;
5133       break;
5134
5135     case 0x1640:        // (blue steel)
5136       element = EL_STEEL_CHAR_GREATER;
5137       break;
5138
5139     case 0x1641:        // (blue steel)
5140       element = EL_STEEL_CHAR_QUESTION;
5141       break;
5142
5143     case 0x1642:        // (blue steel)
5144       element = EL_STEEL_CHAR_COPYRIGHT;
5145       break;
5146
5147     case 0x1643:        // (blue steel)
5148       element = EL_STEEL_CHAR_UP;
5149       break;
5150
5151     case 0x1644:        // (blue steel)
5152       element = EL_STEEL_CHAR_DOWN;
5153       break;
5154
5155     case 0x1645:        // (blue steel)
5156       element = EL_STEEL_CHAR_BUTTON;
5157       break;
5158
5159     case 0x1646:        // (blue steel)
5160       element = EL_STEEL_CHAR_PLUS;
5161       break;
5162
5163     case 0x1647:        // (blue steel)
5164       element = EL_STEEL_CHAR_MINUS;
5165       break;
5166
5167     case 0x1648:        // (blue steel)
5168       element = EL_STEEL_CHAR_APOSTROPHE;
5169       break;
5170
5171     case 0x1649:        // (blue steel)
5172       element = EL_STEEL_CHAR_PARENLEFT;
5173       break;
5174
5175     case 0x164a:        // (blue steel)
5176       element = EL_STEEL_CHAR_PARENRIGHT;
5177       break;
5178
5179     case 0x164b:        // (green steel)
5180       element = EL_STEEL_CHAR_A;
5181       break;
5182
5183     case 0x164c:        // (green steel)
5184       element = EL_STEEL_CHAR_B;
5185       break;
5186
5187     case 0x164d:        // (green steel)
5188       element = EL_STEEL_CHAR_C;
5189       break;
5190
5191     case 0x164e:        // (green steel)
5192       element = EL_STEEL_CHAR_D;
5193       break;
5194
5195     case 0x164f:        // (green steel)
5196       element = EL_STEEL_CHAR_E;
5197       break;
5198
5199     case 0x1650:        // (green steel)
5200       element = EL_STEEL_CHAR_F;
5201       break;
5202
5203     case 0x1651:        // (green steel)
5204       element = EL_STEEL_CHAR_G;
5205       break;
5206
5207     case 0x1652:        // (green steel)
5208       element = EL_STEEL_CHAR_H;
5209       break;
5210
5211     case 0x1653:        // (green steel)
5212       element = EL_STEEL_CHAR_I;
5213       break;
5214
5215     case 0x1654:        // (green steel)
5216       element = EL_STEEL_CHAR_J;
5217       break;
5218
5219     case 0x1655:        // (green steel)
5220       element = EL_STEEL_CHAR_K;
5221       break;
5222
5223     case 0x1656:        // (green steel)
5224       element = EL_STEEL_CHAR_L;
5225       break;
5226
5227     case 0x1657:        // (green steel)
5228       element = EL_STEEL_CHAR_M;
5229       break;
5230
5231     case 0x1658:        // (green steel)
5232       element = EL_STEEL_CHAR_N;
5233       break;
5234
5235     case 0x1659:        // (green steel)
5236       element = EL_STEEL_CHAR_O;
5237       break;
5238
5239     case 0x165a:        // (green steel)
5240       element = EL_STEEL_CHAR_P;
5241       break;
5242
5243     case 0x165b:        // (green steel)
5244       element = EL_STEEL_CHAR_Q;
5245       break;
5246
5247     case 0x165c:        // (green steel)
5248       element = EL_STEEL_CHAR_R;
5249       break;
5250
5251     case 0x165d:        // (green steel)
5252       element = EL_STEEL_CHAR_S;
5253       break;
5254
5255     case 0x165e:        // (green steel)
5256       element = EL_STEEL_CHAR_T;
5257       break;
5258
5259     case 0x165f:        // (green steel)
5260       element = EL_STEEL_CHAR_U;
5261       break;
5262
5263     case 0x1660:        // (green steel)
5264       element = EL_STEEL_CHAR_V;
5265       break;
5266
5267     case 0x1661:        // (green steel)
5268       element = EL_STEEL_CHAR_W;
5269       break;
5270
5271     case 0x1662:        // (green steel)
5272       element = EL_STEEL_CHAR_X;
5273       break;
5274
5275     case 0x1663:        // (green steel)
5276       element = EL_STEEL_CHAR_Y;
5277       break;
5278
5279     case 0x1664:        // (green steel)
5280       element = EL_STEEL_CHAR_Z;
5281       break;
5282
5283     case 0x1665:        // (green steel)
5284       element = EL_STEEL_CHAR_AUMLAUT;
5285       break;
5286
5287     case 0x1666:        // (green steel)
5288       element = EL_STEEL_CHAR_OUMLAUT;
5289       break;
5290
5291     case 0x1667:        // (green steel)
5292       element = EL_STEEL_CHAR_UUMLAUT;
5293       break;
5294
5295     case 0x1668:        // (green steel)
5296       element = EL_STEEL_CHAR_0;
5297       break;
5298
5299     case 0x1669:        // (green steel)
5300       element = EL_STEEL_CHAR_1;
5301       break;
5302
5303     case 0x166a:        // (green steel)
5304       element = EL_STEEL_CHAR_2;
5305       break;
5306
5307     case 0x166b:        // (green steel)
5308       element = EL_STEEL_CHAR_3;
5309       break;
5310
5311     case 0x166c:        // (green steel)
5312       element = EL_STEEL_CHAR_4;
5313       break;
5314
5315     case 0x166d:        // (green steel)
5316       element = EL_STEEL_CHAR_5;
5317       break;
5318
5319     case 0x166e:        // (green steel)
5320       element = EL_STEEL_CHAR_6;
5321       break;
5322
5323     case 0x166f:        // (green steel)
5324       element = EL_STEEL_CHAR_7;
5325       break;
5326
5327     case 0x1670:        // (green steel)
5328       element = EL_STEEL_CHAR_8;
5329       break;
5330
5331     case 0x1671:        // (green steel)
5332       element = EL_STEEL_CHAR_9;
5333       break;
5334
5335     case 0x1672:        // (green steel)
5336       element = EL_STEEL_CHAR_PERIOD;
5337       break;
5338
5339     case 0x1673:        // (green steel)
5340       element = EL_STEEL_CHAR_EXCLAM;
5341       break;
5342
5343     case 0x1674:        // (green steel)
5344       element = EL_STEEL_CHAR_COLON;
5345       break;
5346
5347     case 0x1675:        // (green steel)
5348       element = EL_STEEL_CHAR_LESS;
5349       break;
5350
5351     case 0x1676:        // (green steel)
5352       element = EL_STEEL_CHAR_GREATER;
5353       break;
5354
5355     case 0x1677:        // (green steel)
5356       element = EL_STEEL_CHAR_QUESTION;
5357       break;
5358
5359     case 0x1678:        // (green steel)
5360       element = EL_STEEL_CHAR_COPYRIGHT;
5361       break;
5362
5363     case 0x1679:        // (green steel)
5364       element = EL_STEEL_CHAR_UP;
5365       break;
5366
5367     case 0x167a:        // (green steel)
5368       element = EL_STEEL_CHAR_DOWN;
5369       break;
5370
5371     case 0x167b:        // (green steel)
5372       element = EL_STEEL_CHAR_BUTTON;
5373       break;
5374
5375     case 0x167c:        // (green steel)
5376       element = EL_STEEL_CHAR_PLUS;
5377       break;
5378
5379     case 0x167d:        // (green steel)
5380       element = EL_STEEL_CHAR_MINUS;
5381       break;
5382
5383     case 0x167e:        // (green steel)
5384       element = EL_STEEL_CHAR_APOSTROPHE;
5385       break;
5386
5387     case 0x167f:        // (green steel)
5388       element = EL_STEEL_CHAR_PARENLEFT;
5389       break;
5390
5391     case 0x1680:        // (green steel)
5392       element = EL_STEEL_CHAR_PARENRIGHT;
5393       break;
5394
5395     case 0x1681:        // gate (red)
5396       element = EL_EM_GATE_1;
5397       break;
5398
5399     case 0x1682:        // secret gate (red)
5400       element = EL_EM_GATE_1_GRAY;
5401       break;
5402
5403     case 0x1683:        // gate (yellow)
5404       element = EL_EM_GATE_2;
5405       break;
5406
5407     case 0x1684:        // secret gate (yellow)
5408       element = EL_EM_GATE_2_GRAY;
5409       break;
5410
5411     case 0x1685:        // gate (blue)
5412       element = EL_EM_GATE_4;
5413       break;
5414
5415     case 0x1686:        // secret gate (blue)
5416       element = EL_EM_GATE_4_GRAY;
5417       break;
5418
5419     case 0x1687:        // gate (green)
5420       element = EL_EM_GATE_3;
5421       break;
5422
5423     case 0x1688:        // secret gate (green)
5424       element = EL_EM_GATE_3_GRAY;
5425       break;
5426
5427     case 0x1689:        // gate (white)
5428       element = EL_DC_GATE_WHITE;
5429       break;
5430
5431     case 0x168a:        // secret gate (white)
5432       element = EL_DC_GATE_WHITE_GRAY;
5433       break;
5434
5435     case 0x168b:        // secret gate (no key)
5436       element = EL_DC_GATE_FAKE_GRAY;
5437       break;
5438
5439     case 0x168c:
5440       element = EL_ROBOT_WHEEL;
5441       break;
5442
5443     case 0x168d:
5444       element = EL_DC_TIMEGATE_SWITCH;
5445       break;
5446
5447     case 0x168e:
5448       element = EL_ACID_POOL_BOTTOM;
5449       break;
5450
5451     case 0x168f:
5452       element = EL_ACID_POOL_TOPLEFT;
5453       break;
5454
5455     case 0x1690:
5456       element = EL_ACID_POOL_TOPRIGHT;
5457       break;
5458
5459     case 0x1691:
5460       element = EL_ACID_POOL_BOTTOMLEFT;
5461       break;
5462
5463     case 0x1692:
5464       element = EL_ACID_POOL_BOTTOMRIGHT;
5465       break;
5466
5467     case 0x1693:
5468       element = EL_STEELWALL;
5469       break;
5470
5471     case 0x1694:
5472       element = EL_STEELWALL_SLIPPERY;
5473       break;
5474
5475     case 0x1695:        // steel wall (not round)
5476       element = EL_STEELWALL;
5477       break;
5478
5479     case 0x1696:        // steel wall (left)
5480       element = EL_DC_STEELWALL_1_LEFT;
5481       break;
5482
5483     case 0x1697:        // steel wall (bottom)
5484       element = EL_DC_STEELWALL_1_BOTTOM;
5485       break;
5486
5487     case 0x1698:        // steel wall (right)
5488       element = EL_DC_STEELWALL_1_RIGHT;
5489       break;
5490
5491     case 0x1699:        // steel wall (top)
5492       element = EL_DC_STEELWALL_1_TOP;
5493       break;
5494
5495     case 0x169a:        // steel wall (left/bottom)
5496       element = EL_DC_STEELWALL_1_BOTTOMLEFT;
5497       break;
5498
5499     case 0x169b:        // steel wall (right/bottom)
5500       element = EL_DC_STEELWALL_1_BOTTOMRIGHT;
5501       break;
5502
5503     case 0x169c:        // steel wall (right/top)
5504       element = EL_DC_STEELWALL_1_TOPRIGHT;
5505       break;
5506
5507     case 0x169d:        // steel wall (left/top)
5508       element = EL_DC_STEELWALL_1_TOPLEFT;
5509       break;
5510
5511     case 0x169e:        // steel wall (right/bottom small)
5512       element = EL_DC_STEELWALL_1_BOTTOMRIGHT_2;
5513       break;
5514
5515     case 0x169f:        // steel wall (left/bottom small)
5516       element = EL_DC_STEELWALL_1_BOTTOMLEFT_2;
5517       break;
5518
5519     case 0x16a0:        // steel wall (right/top small)
5520       element = EL_DC_STEELWALL_1_TOPRIGHT_2;
5521       break;
5522
5523     case 0x16a1:        // steel wall (left/top small)
5524       element = EL_DC_STEELWALL_1_TOPLEFT_2;
5525       break;
5526
5527     case 0x16a2:        // steel wall (left/right)
5528       element = EL_DC_STEELWALL_1_VERTICAL;
5529       break;
5530
5531     case 0x16a3:        // steel wall (top/bottom)
5532       element = EL_DC_STEELWALL_1_HORIZONTAL;
5533       break;
5534
5535     case 0x16a4:        // steel wall 2 (left end)
5536       element = EL_DC_STEELWALL_2_LEFT;
5537       break;
5538
5539     case 0x16a5:        // steel wall 2 (right end)
5540       element = EL_DC_STEELWALL_2_RIGHT;
5541       break;
5542
5543     case 0x16a6:        // steel wall 2 (top end)
5544       element = EL_DC_STEELWALL_2_TOP;
5545       break;
5546
5547     case 0x16a7:        // steel wall 2 (bottom end)
5548       element = EL_DC_STEELWALL_2_BOTTOM;
5549       break;
5550
5551     case 0x16a8:        // steel wall 2 (left/right)
5552       element = EL_DC_STEELWALL_2_HORIZONTAL;
5553       break;
5554
5555     case 0x16a9:        // steel wall 2 (up/down)
5556       element = EL_DC_STEELWALL_2_VERTICAL;
5557       break;
5558
5559     case 0x16aa:        // steel wall 2 (mid)
5560       element = EL_DC_STEELWALL_2_MIDDLE;
5561       break;
5562
5563     case 0x16ab:
5564       element = EL_SIGN_EXCLAMATION;
5565       break;
5566
5567     case 0x16ac:
5568       element = EL_SIGN_RADIOACTIVITY;
5569       break;
5570
5571     case 0x16ad:
5572       element = EL_SIGN_STOP;
5573       break;
5574
5575     case 0x16ae:
5576       element = EL_SIGN_WHEELCHAIR;
5577       break;
5578
5579     case 0x16af:
5580       element = EL_SIGN_PARKING;
5581       break;
5582
5583     case 0x16b0:
5584       element = EL_SIGN_NO_ENTRY;
5585       break;
5586
5587     case 0x16b1:
5588       element = EL_SIGN_HEART;
5589       break;
5590
5591     case 0x16b2:
5592       element = EL_SIGN_GIVE_WAY;
5593       break;
5594
5595     case 0x16b3:
5596       element = EL_SIGN_ENTRY_FORBIDDEN;
5597       break;
5598
5599     case 0x16b4:
5600       element = EL_SIGN_EMERGENCY_EXIT;
5601       break;
5602
5603     case 0x16b5:
5604       element = EL_SIGN_YIN_YANG;
5605       break;
5606
5607     case 0x16b6:
5608       element = EL_WALL_EMERALD;
5609       break;
5610
5611     case 0x16b7:
5612       element = EL_WALL_DIAMOND;
5613       break;
5614
5615     case 0x16b8:
5616       element = EL_WALL_PEARL;
5617       break;
5618
5619     case 0x16b9:
5620       element = EL_WALL_CRYSTAL;
5621       break;
5622
5623     case 0x16ba:
5624       element = EL_INVISIBLE_WALL;
5625       break;
5626
5627     case 0x16bb:
5628       element = EL_INVISIBLE_STEELWALL;
5629       break;
5630
5631       // 0x16bc - 0x16cb:
5632       // EL_INVISIBLE_SAND
5633
5634     case 0x16cc:
5635       element = EL_LIGHT_SWITCH;
5636       break;
5637
5638     case 0x16cd:
5639       element = EL_ENVELOPE_1;
5640       break;
5641
5642     default:
5643       if (element >= 0x0117 && element <= 0x036e)       // (?)
5644         element = EL_DIAMOND;
5645       else if (element >= 0x042d && element <= 0x0684)  // (?)
5646         element = EL_EMERALD;
5647       else if (element >= 0x157c && element <= 0x158b)
5648         element = EL_SAND;
5649       else if (element >= 0x1590 && element <= 0x159f)
5650         element = EL_DC_LANDMINE;
5651       else if (element >= 0x16bc && element <= 0x16cb)
5652         element = EL_INVISIBLE_SAND;
5653       else
5654       {
5655         Warn("unknown Diamond Caves element 0x%04x", element);
5656
5657         element = EL_UNKNOWN;
5658       }
5659       break;
5660   }
5661
5662   return getMappedElement(element);
5663 }
5664
5665 static void LoadLevelFromFileStream_DC(File *file, struct LevelInfo *level,
5666                                        int nr)
5667 {
5668   byte header[DC_LEVEL_HEADER_SIZE];
5669   int envelope_size;
5670   int envelope_header_pos = 62;
5671   int envelope_content_pos = 94;
5672   int level_name_pos = 251;
5673   int level_author_pos = 292;
5674   int envelope_header_len;
5675   int envelope_content_len;
5676   int level_name_len;
5677   int level_author_len;
5678   int fieldx, fieldy;
5679   int num_yamyam_contents;
5680   int i, x, y;
5681
5682   getDecodedWord_DC(0, TRUE);           // initialize DC2 decoding engine
5683
5684   for (i = 0; i < DC_LEVEL_HEADER_SIZE / 2; i++)
5685   {
5686     unsigned short header_word = getDecodedWord_DC(getFile16BitBE(file), FALSE);
5687
5688     header[i * 2 + 0] = header_word >> 8;
5689     header[i * 2 + 1] = header_word & 0xff;
5690   }
5691
5692   // read some values from level header to check level decoding integrity
5693   fieldx = header[6] | (header[7] << 8);
5694   fieldy = header[8] | (header[9] << 8);
5695   num_yamyam_contents = header[60] | (header[61] << 8);
5696
5697   // do some simple sanity checks to ensure that level was correctly decoded
5698   if (fieldx < 1 || fieldx > 256 ||
5699       fieldy < 1 || fieldy > 256 ||
5700       num_yamyam_contents < 1 || num_yamyam_contents > 8)
5701   {
5702     level->no_valid_file = TRUE;
5703
5704     Warn("cannot decode level from stream -- using empty level");
5705
5706     return;
5707   }
5708
5709   // maximum envelope header size is 31 bytes
5710   envelope_header_len   = header[envelope_header_pos];
5711   // maximum envelope content size is 110 (156?) bytes
5712   envelope_content_len  = header[envelope_content_pos];
5713
5714   // maximum level title size is 40 bytes
5715   level_name_len        = MIN(header[level_name_pos],   MAX_LEVEL_NAME_LEN);
5716   // maximum level author size is 30 (51?) bytes
5717   level_author_len      = MIN(header[level_author_pos], MAX_LEVEL_AUTHOR_LEN);
5718
5719   envelope_size = 0;
5720
5721   for (i = 0; i < envelope_header_len; i++)
5722     if (envelope_size < MAX_ENVELOPE_TEXT_LEN)
5723       level->envelope[0].text[envelope_size++] =
5724         header[envelope_header_pos + 1 + i];
5725
5726   if (envelope_header_len > 0 && envelope_content_len > 0)
5727   {
5728     if (envelope_size < MAX_ENVELOPE_TEXT_LEN)
5729       level->envelope[0].text[envelope_size++] = '\n';
5730     if (envelope_size < MAX_ENVELOPE_TEXT_LEN)
5731       level->envelope[0].text[envelope_size++] = '\n';
5732   }
5733
5734   for (i = 0; i < envelope_content_len; i++)
5735     if (envelope_size < MAX_ENVELOPE_TEXT_LEN)
5736       level->envelope[0].text[envelope_size++] =
5737         header[envelope_content_pos + 1 + i];
5738
5739   level->envelope[0].text[envelope_size] = '\0';
5740
5741   level->envelope[0].xsize = MAX_ENVELOPE_XSIZE;
5742   level->envelope[0].ysize = 10;
5743   level->envelope[0].autowrap = TRUE;
5744   level->envelope[0].centered = TRUE;
5745
5746   for (i = 0; i < level_name_len; i++)
5747     level->name[i] = header[level_name_pos + 1 + i];
5748   level->name[level_name_len] = '\0';
5749
5750   for (i = 0; i < level_author_len; i++)
5751     level->author[i] = header[level_author_pos + 1 + i];
5752   level->author[level_author_len] = '\0';
5753
5754   num_yamyam_contents = header[60] | (header[61] << 8);
5755   level->num_yamyam_contents =
5756     MIN(MAX(MIN_ELEMENT_CONTENTS, num_yamyam_contents), MAX_ELEMENT_CONTENTS);
5757
5758   for (i = 0; i < num_yamyam_contents; i++)
5759   {
5760     for (y = 0; y < 3; y++) for (x = 0; x < 3; x++)
5761     {
5762       unsigned short word = getDecodedWord_DC(getFile16BitBE(file), FALSE);
5763       int element_dc = ((word & 0xff) << 8) | ((word >> 8) & 0xff);
5764
5765       if (i < MAX_ELEMENT_CONTENTS)
5766         level->yamyam_content[i].e[x][y] = getMappedElement_DC(element_dc);
5767     }
5768   }
5769
5770   fieldx = header[6] | (header[7] << 8);
5771   fieldy = header[8] | (header[9] << 8);
5772   level->fieldx = MIN(MAX(MIN_LEV_FIELDX, fieldx), MAX_LEV_FIELDX);
5773   level->fieldy = MIN(MAX(MIN_LEV_FIELDY, fieldy), MAX_LEV_FIELDY);
5774
5775   for (y = 0; y < fieldy; y++) for (x = 0; x < fieldx; x++)
5776   {
5777     unsigned short word = getDecodedWord_DC(getFile16BitBE(file), FALSE);
5778     int element_dc = ((word & 0xff) << 8) | ((word >> 8) & 0xff);
5779
5780     if (x < MAX_LEV_FIELDX && y < MAX_LEV_FIELDY)
5781       level->field[x][y] = getMappedElement_DC(element_dc);
5782   }
5783
5784   x = MIN(MAX(0, (header[10] | (header[11] << 8)) - 1), MAX_LEV_FIELDX - 1);
5785   y = MIN(MAX(0, (header[12] | (header[13] << 8)) - 1), MAX_LEV_FIELDY - 1);
5786   level->field[x][y] = EL_PLAYER_1;
5787
5788   x = MIN(MAX(0, (header[14] | (header[15] << 8)) - 1), MAX_LEV_FIELDX - 1);
5789   y = MIN(MAX(0, (header[16] | (header[17] << 8)) - 1), MAX_LEV_FIELDY - 1);
5790   level->field[x][y] = EL_PLAYER_2;
5791
5792   level->gems_needed            = header[18] | (header[19] << 8);
5793
5794   level->score[SC_EMERALD]      = header[20] | (header[21] << 8);
5795   level->score[SC_DIAMOND]      = header[22] | (header[23] << 8);
5796   level->score[SC_PEARL]        = header[24] | (header[25] << 8);
5797   level->score[SC_CRYSTAL]      = header[26] | (header[27] << 8);
5798   level->score[SC_NUT]          = header[28] | (header[29] << 8);
5799   level->score[SC_ROBOT]        = header[30] | (header[31] << 8);
5800   level->score[SC_SPACESHIP]    = header[32] | (header[33] << 8);
5801   level->score[SC_BUG]          = header[34] | (header[35] << 8);
5802   level->score[SC_YAMYAM]       = header[36] | (header[37] << 8);
5803   level->score[SC_DYNAMITE]     = header[38] | (header[39] << 8);
5804   level->score[SC_KEY]          = header[40] | (header[41] << 8);
5805   level->score[SC_TIME_BONUS]   = header[42] | (header[43] << 8);
5806
5807   level->time                   = header[44] | (header[45] << 8);
5808
5809   level->amoeba_speed           = header[46] | (header[47] << 8);
5810   level->time_light             = header[48] | (header[49] << 8);
5811   level->time_timegate          = header[50] | (header[51] << 8);
5812   level->time_wheel             = header[52] | (header[53] << 8);
5813   level->time_magic_wall        = header[54] | (header[55] << 8);
5814   level->extra_time             = header[56] | (header[57] << 8);
5815   level->shield_normal_time     = header[58] | (header[59] << 8);
5816
5817   // shield and extra time elements do not have a score
5818   level->score[SC_SHIELD]       = 0;
5819   level->extra_time_score       = 0;
5820
5821   // set time for normal and deadly shields to the same value
5822   level->shield_deadly_time     = level->shield_normal_time;
5823
5824   // Diamond Caves has the same (strange) behaviour as Emerald Mine that gems
5825   // can slip down from flat walls, like normal walls and steel walls
5826   level->em_slippery_gems = TRUE;
5827
5828   // time score is counted for each 10 seconds left in Diamond Caves levels
5829   level->time_score_base = 10;
5830 }
5831
5832 static void LoadLevelFromFileInfo_DC(struct LevelInfo *level,
5833                                      struct LevelFileInfo *level_file_info,
5834                                      boolean level_info_only)
5835 {
5836   char *filename = level_file_info->filename;
5837   File *file;
5838   int num_magic_bytes = 8;
5839   char magic_bytes[num_magic_bytes + 1];
5840   int num_levels_to_skip = level_file_info->nr - leveldir_current->first_level;
5841
5842   if (!(file = openFile(filename, MODE_READ)))
5843   {
5844     level->no_valid_file = TRUE;
5845
5846     if (!level_info_only)
5847       Warn("cannot read level '%s' -- using empty level", filename);
5848
5849     return;
5850   }
5851
5852   // fseek(file, 0x0000, SEEK_SET);
5853
5854   if (level_file_info->packed)
5855   {
5856     // read "magic bytes" from start of file
5857     if (getStringFromFile(file, magic_bytes, num_magic_bytes + 1) == NULL)
5858       magic_bytes[0] = '\0';
5859
5860     // check "magic bytes" for correct file format
5861     if (!strPrefix(magic_bytes, "DC2"))
5862     {
5863       level->no_valid_file = TRUE;
5864
5865       Warn("unknown DC level file '%s' -- using empty level", filename);
5866
5867       return;
5868     }
5869
5870     if (strPrefix(magic_bytes, "DC2Win95") ||
5871         strPrefix(magic_bytes, "DC2Win98"))
5872     {
5873       int position_first_level = 0x00fa;
5874       int extra_bytes = 4;
5875       int skip_bytes;
5876
5877       // advance file stream to first level inside the level package
5878       skip_bytes = position_first_level - num_magic_bytes - extra_bytes;
5879
5880       // each block of level data is followed by block of non-level data
5881       num_levels_to_skip *= 2;
5882
5883       // at least skip header bytes, therefore use ">= 0" instead of "> 0"
5884       while (num_levels_to_skip >= 0)
5885       {
5886         // advance file stream to next level inside the level package
5887         if (seekFile(file, skip_bytes, SEEK_CUR) != 0)
5888         {
5889           level->no_valid_file = TRUE;
5890
5891           Warn("cannot fseek in file '%s' -- using empty level", filename);
5892
5893           return;
5894         }
5895
5896         // skip apparently unused extra bytes following each level
5897         ReadUnusedBytesFromFile(file, extra_bytes);
5898
5899         // read size of next level in level package
5900         skip_bytes = getFile32BitLE(file);
5901
5902         num_levels_to_skip--;
5903       }
5904     }
5905     else
5906     {
5907       level->no_valid_file = TRUE;
5908
5909       Warn("unknown DC2 level file '%s' -- using empty level", filename);
5910
5911       return;
5912     }
5913   }
5914
5915   LoadLevelFromFileStream_DC(file, level, level_file_info->nr);
5916
5917   closeFile(file);
5918 }
5919
5920
5921 // ----------------------------------------------------------------------------
5922 // functions for loading SB level
5923 // ----------------------------------------------------------------------------
5924
5925 int getMappedElement_SB(int element_ascii, boolean use_ces)
5926 {
5927   static struct
5928   {
5929     int ascii;
5930     int sb;
5931     int ce;
5932   }
5933   sb_element_mapping[] =
5934   {
5935     { ' ', EL_EMPTY,                EL_CUSTOM_1 },  // floor (space)
5936     { '#', EL_STEELWALL,            EL_CUSTOM_2 },  // wall
5937     { '@', EL_PLAYER_1,             EL_CUSTOM_3 },  // player
5938     { '$', EL_SOKOBAN_OBJECT,       EL_CUSTOM_4 },  // box
5939     { '.', EL_SOKOBAN_FIELD_EMPTY,  EL_CUSTOM_5 },  // goal square
5940     { '*', EL_SOKOBAN_FIELD_FULL,   EL_CUSTOM_6 },  // box on goal square
5941     { '+', EL_SOKOBAN_FIELD_PLAYER, EL_CUSTOM_7 },  // player on goal square
5942     { '_', EL_INVISIBLE_STEELWALL,  EL_FROM_LEVEL_TEMPLATE },  // floor beyond border
5943
5944     { 0,   -1,                      -1          },
5945   };
5946
5947   int i;
5948
5949   for (i = 0; sb_element_mapping[i].ascii != 0; i++)
5950     if (element_ascii == sb_element_mapping[i].ascii)
5951       return (use_ces ? sb_element_mapping[i].ce : sb_element_mapping[i].sb);
5952
5953   return EL_UNDEFINED;
5954 }
5955
5956 static void SetLevelSettings_SB(struct LevelInfo *level)
5957 {
5958   // time settings
5959   level->time = 0;
5960   level->use_step_counter = TRUE;
5961
5962   // score settings
5963   level->score[SC_TIME_BONUS] = 0;
5964   level->time_score_base = 1;
5965   level->rate_time_over_score = TRUE;
5966
5967   // game settings
5968   level->auto_exit_sokoban = TRUE;
5969 }
5970
5971 static void LoadLevelFromFileInfo_SB(struct LevelInfo *level,
5972                                      struct LevelFileInfo *level_file_info,
5973                                      boolean level_info_only)
5974 {
5975   char *filename = level_file_info->filename;
5976   char line[MAX_LINE_LEN], line_raw[MAX_LINE_LEN], previous_line[MAX_LINE_LEN];
5977   char last_comment[MAX_LINE_LEN];
5978   char level_name[MAX_LINE_LEN];
5979   char *line_ptr;
5980   File *file;
5981   int num_levels_to_skip = level_file_info->nr - leveldir_current->first_level;
5982   boolean read_continued_line = FALSE;
5983   boolean reading_playfield = FALSE;
5984   boolean got_valid_playfield_line = FALSE;
5985   boolean invalid_playfield_char = FALSE;
5986   boolean load_xsb_to_ces = check_special_flags("load_xsb_to_ces");
5987   int file_level_nr = 0;
5988   int line_nr = 0;
5989   int x = 0, y = 0;             // initialized to make compilers happy
5990
5991   last_comment[0] = '\0';
5992   level_name[0] = '\0';
5993
5994   if (!(file = openFile(filename, MODE_READ)))
5995   {
5996     level->no_valid_file = TRUE;
5997
5998     if (!level_info_only)
5999       Warn("cannot read level '%s' -- using empty level", filename);
6000
6001     return;
6002   }
6003
6004   while (!checkEndOfFile(file))
6005   {
6006     // level successfully read, but next level may follow here
6007     if (!got_valid_playfield_line && reading_playfield)
6008     {
6009       // read playfield from single level file -- skip remaining file
6010       if (!level_file_info->packed)
6011         break;
6012
6013       if (file_level_nr >= num_levels_to_skip)
6014         break;
6015
6016       file_level_nr++;
6017
6018       last_comment[0] = '\0';
6019       level_name[0] = '\0';
6020
6021       reading_playfield = FALSE;
6022     }
6023
6024     got_valid_playfield_line = FALSE;
6025
6026     // read next line of input file
6027     if (!getStringFromFile(file, line, MAX_LINE_LEN))
6028       break;
6029
6030     // check if line was completely read and is terminated by line break
6031     if (strlen(line) > 0 && line[strlen(line) - 1] == '\n')
6032       line_nr++;
6033
6034     // cut trailing line break (this can be newline and/or carriage return)
6035     for (line_ptr = &line[strlen(line)]; line_ptr >= line; line_ptr--)
6036       if ((*line_ptr == '\n' || *line_ptr == '\r') && *(line_ptr + 1) == '\0')
6037         *line_ptr = '\0';
6038
6039     // copy raw input line for later use (mainly debugging output)
6040     strcpy(line_raw, line);
6041
6042     if (read_continued_line)
6043     {
6044       // append new line to existing line, if there is enough space
6045       if (strlen(previous_line) + strlen(line_ptr) < MAX_LINE_LEN)
6046         strcat(previous_line, line_ptr);
6047
6048       strcpy(line, previous_line);      // copy storage buffer to line
6049
6050       read_continued_line = FALSE;
6051     }
6052
6053     // if the last character is '\', continue at next line
6054     if (strlen(line) > 0 && line[strlen(line) - 1] == '\\')
6055     {
6056       line[strlen(line) - 1] = '\0';    // cut off trailing backslash
6057       strcpy(previous_line, line);      // copy line to storage buffer
6058
6059       read_continued_line = TRUE;
6060
6061       continue;
6062     }
6063
6064     // skip empty lines
6065     if (line[0] == '\0')
6066       continue;
6067
6068     // extract comment text from comment line
6069     if (line[0] == ';')
6070     {
6071       for (line_ptr = line; *line_ptr; line_ptr++)
6072         if (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != ';')
6073           break;
6074
6075       strcpy(last_comment, line_ptr);
6076
6077       continue;
6078     }
6079
6080     // extract level title text from line containing level title
6081     if (line[0] == '\'')
6082     {
6083       strcpy(level_name, &line[1]);
6084
6085       if (strlen(level_name) > 0 && level_name[strlen(level_name) - 1] == '\'')
6086         level_name[strlen(level_name) - 1] = '\0';
6087
6088       continue;
6089     }
6090
6091     // skip lines containing only spaces (or empty lines)
6092     for (line_ptr = line; *line_ptr; line_ptr++)
6093       if (*line_ptr != ' ')
6094         break;
6095     if (*line_ptr == '\0')
6096       continue;
6097
6098     // at this point, we have found a line containing part of a playfield
6099
6100     got_valid_playfield_line = TRUE;
6101
6102     if (!reading_playfield)
6103     {
6104       reading_playfield = TRUE;
6105       invalid_playfield_char = FALSE;
6106
6107       for (x = 0; x < MAX_LEV_FIELDX; x++)
6108         for (y = 0; y < MAX_LEV_FIELDY; y++)
6109           level->field[x][y] = getMappedElement_SB(' ', load_xsb_to_ces);
6110
6111       level->fieldx = 0;
6112       level->fieldy = 0;
6113
6114       // start with topmost tile row
6115       y = 0;
6116     }
6117
6118     // skip playfield line if larger row than allowed
6119     if (y >= MAX_LEV_FIELDY)
6120       continue;
6121
6122     // start with leftmost tile column
6123     x = 0;
6124
6125     // read playfield elements from line
6126     for (line_ptr = line; *line_ptr; line_ptr++)
6127     {
6128       int mapped_sb_element = getMappedElement_SB(*line_ptr, load_xsb_to_ces);
6129
6130       // stop parsing playfield line if larger column than allowed
6131       if (x >= MAX_LEV_FIELDX)
6132         break;
6133
6134       if (mapped_sb_element == EL_UNDEFINED)
6135       {
6136         invalid_playfield_char = TRUE;
6137
6138         break;
6139       }
6140
6141       level->field[x][y] = mapped_sb_element;
6142
6143       // continue with next tile column
6144       x++;
6145
6146       level->fieldx = MAX(x, level->fieldx);
6147     }
6148
6149     if (invalid_playfield_char)
6150     {
6151       // if first playfield line, treat invalid lines as comment lines
6152       if (y == 0)
6153         reading_playfield = FALSE;
6154
6155       continue;
6156     }
6157
6158     // continue with next tile row
6159     y++;
6160   }
6161
6162   closeFile(file);
6163
6164   level->fieldy = y;
6165
6166   level->fieldx = MIN(MAX(MIN_LEV_FIELDX, level->fieldx), MAX_LEV_FIELDX);
6167   level->fieldy = MIN(MAX(MIN_LEV_FIELDY, level->fieldy), MAX_LEV_FIELDY);
6168
6169   if (!reading_playfield)
6170   {
6171     level->no_valid_file = TRUE;
6172
6173     Warn("cannot read level '%s' -- using empty level", filename);
6174
6175     return;
6176   }
6177
6178   if (*level_name != '\0')
6179   {
6180     strncpy(level->name, level_name, MAX_LEVEL_NAME_LEN);
6181     level->name[MAX_LEVEL_NAME_LEN] = '\0';
6182   }
6183   else if (*last_comment != '\0')
6184   {
6185     strncpy(level->name, last_comment, MAX_LEVEL_NAME_LEN);
6186     level->name[MAX_LEVEL_NAME_LEN] = '\0';
6187   }
6188   else
6189   {
6190     sprintf(level->name, "--> Level %d <--", level_file_info->nr);
6191   }
6192
6193   // set all empty fields beyond the border walls to invisible steel wall
6194   for (y = 0; y < level->fieldy; y++) for (x = 0; x < level->fieldx; x++)
6195   {
6196     if ((x == 0 || x == level->fieldx - 1 ||
6197          y == 0 || y == level->fieldy - 1) &&
6198         level->field[x][y] == getMappedElement_SB(' ', load_xsb_to_ces))
6199       FloodFillLevel(x, y, getMappedElement_SB('_', load_xsb_to_ces),
6200                      level->field, level->fieldx, level->fieldy);
6201   }
6202
6203   // set special level settings for Sokoban levels
6204   SetLevelSettings_SB(level);
6205
6206   if (load_xsb_to_ces)
6207   {
6208     // special global settings can now be set in level template
6209     level->use_custom_template = TRUE;
6210   }
6211 }
6212
6213
6214 // -------------------------------------------------------------------------
6215 // functions for handling native levels
6216 // -------------------------------------------------------------------------
6217
6218 static void LoadLevelFromFileInfo_EM(struct LevelInfo *level,
6219                                      struct LevelFileInfo *level_file_info,
6220                                      boolean level_info_only)
6221 {
6222   if (!LoadNativeLevel_EM(level_file_info->filename, level_info_only))
6223     level->no_valid_file = TRUE;
6224 }
6225
6226 static void LoadLevelFromFileInfo_SP(struct LevelInfo *level,
6227                                      struct LevelFileInfo *level_file_info,
6228                                      boolean level_info_only)
6229 {
6230   int pos = 0;
6231
6232   // determine position of requested level inside level package
6233   if (level_file_info->packed)
6234     pos = level_file_info->nr - leveldir_current->first_level;
6235
6236   if (!LoadNativeLevel_SP(level_file_info->filename, pos, level_info_only))
6237     level->no_valid_file = TRUE;
6238 }
6239
6240 static void LoadLevelFromFileInfo_MM(struct LevelInfo *level,
6241                                      struct LevelFileInfo *level_file_info,
6242                                      boolean level_info_only)
6243 {
6244   if (!LoadNativeLevel_MM(level_file_info->filename, level_info_only))
6245     level->no_valid_file = TRUE;
6246 }
6247
6248 void CopyNativeLevel_RND_to_Native(struct LevelInfo *level)
6249 {
6250   if (level->game_engine_type == GAME_ENGINE_TYPE_EM)
6251     CopyNativeLevel_RND_to_EM(level);
6252   else if (level->game_engine_type == GAME_ENGINE_TYPE_SP)
6253     CopyNativeLevel_RND_to_SP(level);
6254   else if (level->game_engine_type == GAME_ENGINE_TYPE_MM)
6255     CopyNativeLevel_RND_to_MM(level);
6256 }
6257
6258 void CopyNativeLevel_Native_to_RND(struct LevelInfo *level)
6259 {
6260   if (level->game_engine_type == GAME_ENGINE_TYPE_EM)
6261     CopyNativeLevel_EM_to_RND(level);
6262   else if (level->game_engine_type == GAME_ENGINE_TYPE_SP)
6263     CopyNativeLevel_SP_to_RND(level);
6264   else if (level->game_engine_type == GAME_ENGINE_TYPE_MM)
6265     CopyNativeLevel_MM_to_RND(level);
6266 }
6267
6268 void SaveNativeLevel(struct LevelInfo *level)
6269 {
6270   if (level->game_engine_type == GAME_ENGINE_TYPE_SP)
6271   {
6272     char *basename = getSingleLevelBasenameExt(level->file_info.nr, "sp");
6273     char *filename = getLevelFilenameFromBasename(basename);
6274
6275     CopyNativeLevel_RND_to_SP(level);
6276     CopyNativeTape_RND_to_SP(level);
6277
6278     SaveNativeLevel_SP(filename);
6279   }
6280 }
6281
6282
6283 // ----------------------------------------------------------------------------
6284 // functions for loading generic level
6285 // ----------------------------------------------------------------------------
6286
6287 static void LoadLevelFromFileInfo(struct LevelInfo *level,
6288                                   struct LevelFileInfo *level_file_info,
6289                                   boolean level_info_only)
6290 {
6291   // always start with reliable default values
6292   setLevelInfoToDefaults(level, level_info_only, TRUE);
6293
6294   switch (level_file_info->type)
6295   {
6296     case LEVEL_FILE_TYPE_RND:
6297       LoadLevelFromFileInfo_RND(level, level_file_info, level_info_only);
6298       break;
6299
6300     case LEVEL_FILE_TYPE_EM:
6301       LoadLevelFromFileInfo_EM(level, level_file_info, level_info_only);
6302       level->game_engine_type = GAME_ENGINE_TYPE_EM;
6303       break;
6304
6305     case LEVEL_FILE_TYPE_SP:
6306       LoadLevelFromFileInfo_SP(level, level_file_info, level_info_only);
6307       level->game_engine_type = GAME_ENGINE_TYPE_SP;
6308       break;
6309
6310     case LEVEL_FILE_TYPE_MM:
6311       LoadLevelFromFileInfo_MM(level, level_file_info, level_info_only);
6312       level->game_engine_type = GAME_ENGINE_TYPE_MM;
6313       break;
6314
6315     case LEVEL_FILE_TYPE_DC:
6316       LoadLevelFromFileInfo_DC(level, level_file_info, level_info_only);
6317       break;
6318
6319     case LEVEL_FILE_TYPE_SB:
6320       LoadLevelFromFileInfo_SB(level, level_file_info, level_info_only);
6321       break;
6322
6323     default:
6324       LoadLevelFromFileInfo_RND(level, level_file_info, level_info_only);
6325       break;
6326   }
6327
6328   // if level file is invalid, restore level structure to default values
6329   if (level->no_valid_file)
6330     setLevelInfoToDefaults(level, level_info_only, FALSE);
6331
6332   if (level->game_engine_type == GAME_ENGINE_TYPE_UNKNOWN)
6333     level->game_engine_type = GAME_ENGINE_TYPE_RND;
6334
6335   if (level_file_info->type != LEVEL_FILE_TYPE_RND)
6336     CopyNativeLevel_Native_to_RND(level);
6337 }
6338
6339 void LoadLevelFromFilename(struct LevelInfo *level, char *filename)
6340 {
6341   static struct LevelFileInfo level_file_info;
6342
6343   // always start with reliable default values
6344   setFileInfoToDefaults(&level_file_info);
6345
6346   level_file_info.nr = 0;                       // unknown level number
6347   level_file_info.type = LEVEL_FILE_TYPE_RND;   // no others supported yet
6348
6349   setString(&level_file_info.filename, filename);
6350
6351   LoadLevelFromFileInfo(level, &level_file_info, FALSE);
6352 }
6353
6354 static void LoadLevel_InitVersion(struct LevelInfo *level)
6355 {
6356   int i, j;
6357
6358   if (leveldir_current == NULL)         // only when dumping level
6359     return;
6360
6361   // all engine modifications also valid for levels which use latest engine
6362   if (level->game_version < VERSION_IDENT(3,2,0,5))
6363   {
6364     // time bonus score was given for 10 s instead of 1 s before 3.2.0-5
6365     level->time_score_base = 10;
6366   }
6367
6368   if (leveldir_current->latest_engine)
6369   {
6370     // ---------- use latest game engine --------------------------------------
6371
6372     /* For all levels which are forced to use the latest game engine version
6373        (normally all but user contributed, private and undefined levels), set
6374        the game engine version to the actual version; this allows for actual
6375        corrections in the game engine to take effect for existing, converted
6376        levels (from "classic" or other existing games) to make the emulation
6377        of the corresponding game more accurate, while (hopefully) not breaking
6378        existing levels created from other players. */
6379
6380     level->game_version = GAME_VERSION_ACTUAL;
6381
6382     /* Set special EM style gems behaviour: EM style gems slip down from
6383        normal, steel and growing wall. As this is a more fundamental change,
6384        it seems better to set the default behaviour to "off" (as it is more
6385        natural) and make it configurable in the level editor (as a property
6386        of gem style elements). Already existing converted levels (neither
6387        private nor contributed levels) are changed to the new behaviour. */
6388
6389     if (level->file_version < FILE_VERSION_2_0)
6390       level->em_slippery_gems = TRUE;
6391
6392     return;
6393   }
6394
6395   // ---------- use game engine the level was created with --------------------
6396
6397   /* For all levels which are not forced to use the latest game engine
6398      version (normally user contributed, private and undefined levels),
6399      use the version of the game engine the levels were created for.
6400
6401      Since 2.0.1, the game engine version is now directly stored
6402      in the level file (chunk "VERS"), so there is no need anymore
6403      to set the game version from the file version (except for old,
6404      pre-2.0 levels, where the game version is still taken from the
6405      file format version used to store the level -- see above). */
6406
6407   // player was faster than enemies in 1.0.0 and before
6408   if (level->file_version == FILE_VERSION_1_0)
6409     for (i = 0; i < MAX_PLAYERS; i++)
6410       level->initial_player_stepsize[i] = STEPSIZE_FAST;
6411
6412   // default behaviour for EM style gems was "slippery" only in 2.0.1
6413   if (level->game_version == VERSION_IDENT(2,0,1,0))
6414     level->em_slippery_gems = TRUE;
6415
6416   // springs could be pushed over pits before (pre-release version) 2.2.0
6417   if (level->game_version < VERSION_IDENT(2,2,0,0))
6418     level->use_spring_bug = TRUE;
6419
6420   if (level->game_version < VERSION_IDENT(3,2,0,5))
6421   {
6422     // time orb caused limited time in endless time levels before 3.2.0-5
6423     level->use_time_orb_bug = TRUE;
6424
6425     // default behaviour for snapping was "no snap delay" before 3.2.0-5
6426     level->block_snap_field = FALSE;
6427
6428     // extra time score was same value as time left score before 3.2.0-5
6429     level->extra_time_score = level->score[SC_TIME_BONUS];
6430   }
6431
6432   if (level->game_version < VERSION_IDENT(3,2,0,7))
6433   {
6434     // default behaviour for snapping was "not continuous" before 3.2.0-7
6435     level->continuous_snapping = FALSE;
6436   }
6437
6438   // only few elements were able to actively move into acid before 3.1.0
6439   // trigger settings did not exist before 3.1.0; set to default "any"
6440   if (level->game_version < VERSION_IDENT(3,1,0,0))
6441   {
6442     // correct "can move into acid" settings (all zero in old levels)
6443
6444     level->can_move_into_acid_bits = 0; // nothing can move into acid
6445     level->dont_collide_with_bits = 0; // nothing is deadly when colliding
6446
6447     setMoveIntoAcidProperty(level, EL_ROBOT,     TRUE);
6448     setMoveIntoAcidProperty(level, EL_SATELLITE, TRUE);
6449     setMoveIntoAcidProperty(level, EL_PENGUIN,   TRUE);
6450     setMoveIntoAcidProperty(level, EL_BALLOON,   TRUE);
6451
6452     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6453       SET_PROPERTY(EL_CUSTOM_START + i, EP_CAN_MOVE_INTO_ACID, TRUE);
6454
6455     // correct trigger settings (stored as zero == "none" in old levels)
6456
6457     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6458     {
6459       int element = EL_CUSTOM_START + i;
6460       struct ElementInfo *ei = &element_info[element];
6461
6462       for (j = 0; j < ei->num_change_pages; j++)
6463       {
6464         struct ElementChangeInfo *change = &ei->change_page[j];
6465
6466         change->trigger_player = CH_PLAYER_ANY;
6467         change->trigger_page = CH_PAGE_ANY;
6468       }
6469     }
6470   }
6471
6472   // try to detect and fix "Snake Bite" levels, which are broken with 3.2.0
6473   {
6474     int element = EL_CUSTOM_256;
6475     struct ElementInfo *ei = &element_info[element];
6476     struct ElementChangeInfo *change = &ei->change_page[0];
6477
6478     /* This is needed to fix a problem that was caused by a bugfix in function
6479        game.c/CreateFieldExt() introduced with 3.2.0 that corrects the behaviour
6480        when a custom element changes to EL_SOKOBAN_FIELD_PLAYER (before, it did
6481        not replace walkable elements, but instead just placed the player on it,
6482        without placing the Sokoban field under the player). Unfortunately, this
6483        breaks "Snake Bite" style levels when the snake is halfway through a door
6484        that just closes (the snake head is still alive and can be moved in this
6485        case). This can be fixed by replacing the EL_SOKOBAN_FIELD_PLAYER by the
6486        player (without Sokoban element) which then gets killed as designed). */
6487
6488     if ((strncmp(leveldir_current->identifier, "snake_bite", 10) == 0 ||
6489          strncmp(ei->description, "pause b4 death", 14) == 0) &&
6490         change->target_element == EL_SOKOBAN_FIELD_PLAYER)
6491       change->target_element = EL_PLAYER_1;
6492   }
6493
6494   // try to detect and fix "Zelda" style levels, which are broken with 3.2.5
6495   if (level->game_version < VERSION_IDENT(3,2,5,0))
6496   {
6497     /* This is needed to fix a problem that was caused by a bugfix in function
6498        game.c/CheckTriggeredElementChangeExt() introduced with 3.2.5 that
6499        corrects the behaviour when a custom element changes to another custom
6500        element with a higher element number that has change actions defined.
6501        Normally, only one change per frame is allowed for custom elements.
6502        Therefore, it is checked if a custom element already changed in the
6503        current frame; if it did, subsequent changes are suppressed.
6504        Unfortunately, this is only checked for element changes, but not for
6505        change actions, which are still executed. As the function above loops
6506        through all custom elements from lower to higher, an element change
6507        resulting in a lower CE number won't be checked again, while a target
6508        element with a higher number will also be checked, and potential change
6509        actions will get executed for this CE, too (which is wrong), while
6510        further changes are ignored (which is correct). As this bugfix breaks
6511        Zelda II (and introduces graphical bugs to Zelda I, and also breaks a
6512        few other levels like Alan Bond's "FMV"), allow the previous, incorrect
6513        behaviour for existing levels and tapes that make use of this bug */
6514
6515     level->use_action_after_change_bug = TRUE;
6516   }
6517
6518   // not centering level after relocating player was default only in 3.2.3
6519   if (level->game_version == VERSION_IDENT(3,2,3,0))    // (no pre-releases)
6520     level->shifted_relocation = TRUE;
6521
6522   // EM style elements always chain-exploded in R'n'D engine before 3.2.6
6523   if (level->game_version < VERSION_IDENT(3,2,6,0))
6524     level->em_explodes_by_fire = TRUE;
6525
6526   // levels were solved by the first player entering an exit up to 4.1.0.0
6527   if (level->game_version <= VERSION_IDENT(4,1,0,0))
6528     level->solved_by_one_player = TRUE;
6529
6530   // game logic of "game of life" and "biomaze" was buggy before 4.1.1.1
6531   if (level->game_version < VERSION_IDENT(4,1,1,1))
6532     level->use_life_bugs = TRUE;
6533
6534   // only Sokoban fields (but not objects) had to be solved before 4.1.1.1
6535   if (level->game_version < VERSION_IDENT(4,1,1,1))
6536     level->sb_objects_needed = FALSE;
6537
6538   // CE actions were triggered by unfinished digging/collecting up to 4.2.2.0
6539   if (level->game_version <= VERSION_IDENT(4,2,2,0))
6540     level->finish_dig_collect = FALSE;
6541
6542   // CE changing to player was kept under the player if walkable up to 4.2.3.1
6543   if (level->game_version <= VERSION_IDENT(4,2,3,1))
6544     level->keep_walkable_ce = TRUE;
6545 }
6546
6547 static void LoadLevel_InitSettings_SB(struct LevelInfo *level)
6548 {
6549   boolean is_sokoban_level = TRUE;    // unless non-Sokoban elements found
6550   int x, y;
6551
6552   // check if this level is (not) a Sokoban level
6553   for (y = 0; y < level->fieldy; y++)
6554     for (x = 0; x < level->fieldx; x++)
6555       if (!IS_SB_ELEMENT(Tile[x][y]))
6556         is_sokoban_level = FALSE;
6557
6558   if (is_sokoban_level)
6559   {
6560     // set special level settings for Sokoban levels
6561     SetLevelSettings_SB(level);
6562   }
6563 }
6564
6565 static void LoadLevel_InitSettings(struct LevelInfo *level)
6566 {
6567   // adjust level settings for (non-native) Sokoban-style levels
6568   LoadLevel_InitSettings_SB(level);
6569
6570   // rename levels with title "nameless level" or if renaming is forced
6571   if (leveldir_current->empty_level_name != NULL &&
6572       (strEqual(level->name, NAMELESS_LEVEL_NAME) ||
6573        leveldir_current->force_level_name))
6574     snprintf(level->name, MAX_LEVEL_NAME_LEN + 1,
6575              leveldir_current->empty_level_name, level_nr);
6576 }
6577
6578 static void LoadLevel_InitStandardElements(struct LevelInfo *level)
6579 {
6580   int i, x, y;
6581
6582   // map elements that have changed in newer versions
6583   level->amoeba_content = getMappedElementByVersion(level->amoeba_content,
6584                                                     level->game_version);
6585   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6586     for (x = 0; x < 3; x++)
6587       for (y = 0; y < 3; y++)
6588         level->yamyam_content[i].e[x][y] =
6589           getMappedElementByVersion(level->yamyam_content[i].e[x][y],
6590                                     level->game_version);
6591
6592 }
6593
6594 static void LoadLevel_InitCustomElements(struct LevelInfo *level)
6595 {
6596   int i, j;
6597
6598   // map custom element change events that have changed in newer versions
6599   // (these following values were accidentally changed in version 3.0.1)
6600   // (this seems to be needed only for 'ab_levelset3' and 'ab_levelset4')
6601   if (level->game_version <= VERSION_IDENT(3,0,0,0))
6602   {
6603     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6604     {
6605       int element = EL_CUSTOM_START + i;
6606
6607       // order of checking and copying events to be mapped is important
6608       // (do not change the start and end value -- they are constant)
6609       for (j = CE_BY_OTHER_ACTION; j >= CE_VALUE_GETS_ZERO; j--)
6610       {
6611         if (HAS_CHANGE_EVENT(element, j - 2))
6612         {
6613           SET_CHANGE_EVENT(element, j - 2, FALSE);
6614           SET_CHANGE_EVENT(element, j, TRUE);
6615         }
6616       }
6617
6618       // order of checking and copying events to be mapped is important
6619       // (do not change the start and end value -- they are constant)
6620       for (j = CE_PLAYER_COLLECTS_X; j >= CE_HITTING_SOMETHING; j--)
6621       {
6622         if (HAS_CHANGE_EVENT(element, j - 1))
6623         {
6624           SET_CHANGE_EVENT(element, j - 1, FALSE);
6625           SET_CHANGE_EVENT(element, j, TRUE);
6626         }
6627       }
6628     }
6629   }
6630
6631   // initialize "can_change" field for old levels with only one change page
6632   if (level->game_version <= VERSION_IDENT(3,0,2,0))
6633   {
6634     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6635     {
6636       int element = EL_CUSTOM_START + i;
6637
6638       if (CAN_CHANGE(element))
6639         element_info[element].change->can_change = TRUE;
6640     }
6641   }
6642
6643   // correct custom element values (for old levels without these options)
6644   if (level->game_version < VERSION_IDENT(3,1,1,0))
6645   {
6646     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6647     {
6648       int element = EL_CUSTOM_START + i;
6649       struct ElementInfo *ei = &element_info[element];
6650
6651       if (ei->access_direction == MV_NO_DIRECTION)
6652         ei->access_direction = MV_ALL_DIRECTIONS;
6653     }
6654   }
6655
6656   // correct custom element values (fix invalid values for all versions)
6657   if (1)
6658   {
6659     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6660     {
6661       int element = EL_CUSTOM_START + i;
6662       struct ElementInfo *ei = &element_info[element];
6663
6664       for (j = 0; j < ei->num_change_pages; j++)
6665       {
6666         struct ElementChangeInfo *change = &ei->change_page[j];
6667
6668         if (change->trigger_player == CH_PLAYER_NONE)
6669           change->trigger_player = CH_PLAYER_ANY;
6670
6671         if (change->trigger_side == CH_SIDE_NONE)
6672           change->trigger_side = CH_SIDE_ANY;
6673       }
6674     }
6675   }
6676
6677   // initialize "can_explode" field for old levels which did not store this
6678   // !!! CHECK THIS -- "<= 3,1,0,0" IS PROBABLY WRONG !!!
6679   if (level->game_version <= VERSION_IDENT(3,1,0,0))
6680   {
6681     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6682     {
6683       int element = EL_CUSTOM_START + i;
6684
6685       if (EXPLODES_1X1_OLD(element))
6686         element_info[element].explosion_type = EXPLODES_1X1;
6687
6688       SET_PROPERTY(element, EP_CAN_EXPLODE, (EXPLODES_BY_FIRE(element) ||
6689                                              EXPLODES_SMASHED(element) ||
6690                                              EXPLODES_IMPACT(element)));
6691     }
6692   }
6693
6694   // correct previously hard-coded move delay values for maze runner style
6695   if (level->game_version < VERSION_IDENT(3,1,1,0))
6696   {
6697     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6698     {
6699       int element = EL_CUSTOM_START + i;
6700
6701       if (element_info[element].move_pattern & MV_MAZE_RUNNER_STYLE)
6702       {
6703         // previously hard-coded and therefore ignored
6704         element_info[element].move_delay_fixed = 9;
6705         element_info[element].move_delay_random = 0;
6706       }
6707     }
6708   }
6709
6710   // set some other uninitialized values of custom elements in older levels
6711   if (level->game_version < VERSION_IDENT(3,1,0,0))
6712   {
6713     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6714     {
6715       int element = EL_CUSTOM_START + i;
6716
6717       element_info[element].access_direction = MV_ALL_DIRECTIONS;
6718
6719       element_info[element].explosion_delay = 17;
6720       element_info[element].ignition_delay = 8;
6721     }
6722   }
6723
6724   // set mouse click change events to work for left/middle/right mouse button
6725   if (level->game_version < VERSION_IDENT(4,2,3,0))
6726   {
6727     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6728     {
6729       int element = EL_CUSTOM_START + i;
6730       struct ElementInfo *ei = &element_info[element];
6731
6732       for (j = 0; j < ei->num_change_pages; j++)
6733       {
6734         struct ElementChangeInfo *change = &ei->change_page[j];
6735
6736         if (change->has_event[CE_CLICKED_BY_MOUSE] ||
6737             change->has_event[CE_PRESSED_BY_MOUSE] ||
6738             change->has_event[CE_MOUSE_CLICKED_ON_X] ||
6739             change->has_event[CE_MOUSE_PRESSED_ON_X])
6740           change->trigger_side = CH_SIDE_ANY;
6741       }
6742     }
6743   }
6744 }
6745
6746 static void LoadLevel_InitElements(struct LevelInfo *level)
6747 {
6748   LoadLevel_InitStandardElements(level);
6749
6750   if (level->file_has_custom_elements)
6751     LoadLevel_InitCustomElements(level);
6752
6753   // initialize element properties for level editor etc.
6754   InitElementPropertiesEngine(level->game_version);
6755   InitElementPropertiesGfxElement();
6756 }
6757
6758 static void LoadLevel_InitPlayfield(struct LevelInfo *level)
6759 {
6760   int x, y;
6761
6762   // map elements that have changed in newer versions
6763   for (y = 0; y < level->fieldy; y++)
6764     for (x = 0; x < level->fieldx; x++)
6765       level->field[x][y] = getMappedElementByVersion(level->field[x][y],
6766                                                      level->game_version);
6767
6768   // clear unused playfield data (nicer if level gets resized in editor)
6769   for (x = 0; x < MAX_LEV_FIELDX; x++)
6770     for (y = 0; y < MAX_LEV_FIELDY; y++)
6771       if (x >= level->fieldx || y >= level->fieldy)
6772         level->field[x][y] = EL_EMPTY;
6773
6774   // copy elements to runtime playfield array
6775   for (x = 0; x < MAX_LEV_FIELDX; x++)
6776     for (y = 0; y < MAX_LEV_FIELDY; y++)
6777       Tile[x][y] = level->field[x][y];
6778
6779   // initialize level size variables for faster access
6780   lev_fieldx = level->fieldx;
6781   lev_fieldy = level->fieldy;
6782
6783   // determine border element for this level
6784   if (level->file_info.type == LEVEL_FILE_TYPE_DC)
6785     BorderElement = EL_EMPTY;   // (in editor, SetBorderElement() is used)
6786   else
6787     SetBorderElement();
6788 }
6789
6790 static void LoadLevel_InitNativeEngines(struct LevelInfo *level)
6791 {
6792   struct LevelFileInfo *level_file_info = &level->file_info;
6793
6794   if (level_file_info->type == LEVEL_FILE_TYPE_RND)
6795     CopyNativeLevel_RND_to_Native(level);
6796 }
6797
6798 static void LoadLevelTemplate_LoadAndInit(void)
6799 {
6800   LoadLevelFromFileInfo(&level_template, &level_template.file_info, FALSE);
6801
6802   LoadLevel_InitVersion(&level_template);
6803   LoadLevel_InitElements(&level_template);
6804   LoadLevel_InitSettings(&level_template);
6805
6806   ActivateLevelTemplate();
6807 }
6808
6809 void LoadLevelTemplate(int nr)
6810 {
6811   if (!fileExists(getGlobalLevelTemplateFilename()))
6812   {
6813     Warn("no level template found for this level");
6814
6815     return;
6816   }
6817
6818   setLevelFileInfo(&level_template.file_info, nr);
6819
6820   LoadLevelTemplate_LoadAndInit();
6821 }
6822
6823 static void LoadNetworkLevelTemplate(struct NetworkLevelInfo *network_level)
6824 {
6825   copyLevelFileInfo(&network_level->tmpl_info, &level_template.file_info);
6826
6827   LoadLevelTemplate_LoadAndInit();
6828 }
6829
6830 static void LoadLevel_LoadAndInit(struct NetworkLevelInfo *network_level)
6831 {
6832   LoadLevelFromFileInfo(&level, &level.file_info, FALSE);
6833
6834   if (level.use_custom_template)
6835   {
6836     if (network_level != NULL)
6837       LoadNetworkLevelTemplate(network_level);
6838     else
6839       LoadLevelTemplate(-1);
6840   }
6841
6842   LoadLevel_InitVersion(&level);
6843   LoadLevel_InitElements(&level);
6844   LoadLevel_InitPlayfield(&level);
6845   LoadLevel_InitSettings(&level);
6846
6847   LoadLevel_InitNativeEngines(&level);
6848 }
6849
6850 void LoadLevel(int nr)
6851 {
6852   SetLevelSetInfo(leveldir_current->identifier, nr);
6853
6854   setLevelFileInfo(&level.file_info, nr);
6855
6856   LoadLevel_LoadAndInit(NULL);
6857 }
6858
6859 void LoadLevelInfoOnly(int nr)
6860 {
6861   setLevelFileInfo(&level.file_info, nr);
6862
6863   LoadLevelFromFileInfo(&level, &level.file_info, TRUE);
6864 }
6865
6866 void LoadNetworkLevel(struct NetworkLevelInfo *network_level)
6867 {
6868   SetLevelSetInfo(network_level->leveldir_identifier,
6869                   network_level->file_info.nr);
6870
6871   copyLevelFileInfo(&network_level->file_info, &level.file_info);
6872
6873   LoadLevel_LoadAndInit(network_level);
6874 }
6875
6876 static int SaveLevel_VERS(FILE *file, struct LevelInfo *level)
6877 {
6878   int chunk_size = 0;
6879
6880   chunk_size += putFileVersion(file, level->file_version);
6881   chunk_size += putFileVersion(file, level->game_version);
6882
6883   return chunk_size;
6884 }
6885
6886 static int SaveLevel_DATE(FILE *file, struct LevelInfo *level)
6887 {
6888   int chunk_size = 0;
6889
6890   chunk_size += putFile16BitBE(file, level->creation_date.year);
6891   chunk_size += putFile8Bit(file,    level->creation_date.month);
6892   chunk_size += putFile8Bit(file,    level->creation_date.day);
6893
6894   return chunk_size;
6895 }
6896
6897 #if ENABLE_HISTORIC_CHUNKS
6898 static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level)
6899 {
6900   int i, x, y;
6901
6902   putFile8Bit(file, level->fieldx);
6903   putFile8Bit(file, level->fieldy);
6904
6905   putFile16BitBE(file, level->time);
6906   putFile16BitBE(file, level->gems_needed);
6907
6908   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
6909     putFile8Bit(file, level->name[i]);
6910
6911   for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
6912     putFile8Bit(file, level->score[i]);
6913
6914   for (i = 0; i < STD_ELEMENT_CONTENTS; i++)
6915     for (y = 0; y < 3; y++)
6916       for (x = 0; x < 3; x++)
6917         putFile8Bit(file, (level->encoding_16bit_yamyam ? EL_EMPTY :
6918                            level->yamyam_content[i].e[x][y]));
6919   putFile8Bit(file, level->amoeba_speed);
6920   putFile8Bit(file, level->time_magic_wall);
6921   putFile8Bit(file, level->time_wheel);
6922   putFile8Bit(file, (level->encoding_16bit_amoeba ? EL_EMPTY :
6923                      level->amoeba_content));
6924   putFile8Bit(file, (level->initial_player_stepsize == STEPSIZE_FAST ? 1 : 0));
6925   putFile8Bit(file, (level->initial_gravity ? 1 : 0));
6926   putFile8Bit(file, (level->encoding_16bit_field ? 1 : 0));
6927   putFile8Bit(file, (level->em_slippery_gems ? 1 : 0));
6928
6929   putFile8Bit(file, (level->use_custom_template ? 1 : 0));
6930
6931   putFile8Bit(file, (level->block_last_field ? 1 : 0));
6932   putFile8Bit(file, (level->sp_block_last_field ? 1 : 0));
6933   putFile32BitBE(file, level->can_move_into_acid_bits);
6934   putFile8Bit(file, level->dont_collide_with_bits);
6935
6936   putFile8Bit(file, (level->use_spring_bug ? 1 : 0));
6937   putFile8Bit(file, (level->use_step_counter ? 1 : 0));
6938
6939   putFile8Bit(file, (level->instant_relocation ? 1 : 0));
6940   putFile8Bit(file, (level->can_pass_to_walkable ? 1 : 0));
6941   putFile8Bit(file, (level->grow_into_diggable ? 1 : 0));
6942
6943   putFile8Bit(file, level->game_engine_type);
6944
6945   WriteUnusedBytesToFile(file, LEVEL_CHUNK_HEAD_UNUSED);
6946 }
6947 #endif
6948
6949 static int SaveLevel_NAME(FILE *file, struct LevelInfo *level)
6950 {
6951   int chunk_size = 0;
6952   int i;
6953
6954   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
6955     chunk_size += putFile8Bit(file, level->name[i]);
6956
6957   return chunk_size;
6958 }
6959
6960 static int SaveLevel_AUTH(FILE *file, struct LevelInfo *level)
6961 {
6962   int chunk_size = 0;
6963   int i;
6964
6965   for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
6966     chunk_size += putFile8Bit(file, level->author[i]);
6967
6968   return chunk_size;
6969 }
6970
6971 #if ENABLE_HISTORIC_CHUNKS
6972 static int SaveLevel_BODY(FILE *file, struct LevelInfo *level)
6973 {
6974   int chunk_size = 0;
6975   int x, y;
6976
6977   for (y = 0; y < level->fieldy; y++)
6978     for (x = 0; x < level->fieldx; x++)
6979       if (level->encoding_16bit_field)
6980         chunk_size += putFile16BitBE(file, level->field[x][y]);
6981       else
6982         chunk_size += putFile8Bit(file, level->field[x][y]);
6983
6984   return chunk_size;
6985 }
6986 #endif
6987
6988 static int SaveLevel_BODY(FILE *file, struct LevelInfo *level)
6989 {
6990   int chunk_size = 0;
6991   int x, y;
6992
6993   for (y = 0; y < level->fieldy; y++)
6994     for (x = 0; x < level->fieldx; x++)
6995       chunk_size += putFile16BitBE(file, level->field[x][y]);
6996
6997   return chunk_size;
6998 }
6999
7000 #if ENABLE_HISTORIC_CHUNKS
7001 static void SaveLevel_CONT(FILE *file, struct LevelInfo *level)
7002 {
7003   int i, x, y;
7004
7005   putFile8Bit(file, EL_YAMYAM);
7006   putFile8Bit(file, level->num_yamyam_contents);
7007   putFile8Bit(file, 0);
7008   putFile8Bit(file, 0);
7009
7010   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7011     for (y = 0; y < 3; y++)
7012       for (x = 0; x < 3; x++)
7013         if (level->encoding_16bit_field)
7014           putFile16BitBE(file, level->yamyam_content[i].e[x][y]);
7015         else
7016           putFile8Bit(file, level->yamyam_content[i].e[x][y]);
7017 }
7018 #endif
7019
7020 #if ENABLE_HISTORIC_CHUNKS
7021 static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element)
7022 {
7023   int i, x, y;
7024   int num_contents, content_xsize, content_ysize;
7025   int content_array[MAX_ELEMENT_CONTENTS][3][3];
7026
7027   if (element == EL_YAMYAM)
7028   {
7029     num_contents = level->num_yamyam_contents;
7030     content_xsize = 3;
7031     content_ysize = 3;
7032
7033     for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7034       for (y = 0; y < 3; y++)
7035         for (x = 0; x < 3; x++)
7036           content_array[i][x][y] = level->yamyam_content[i].e[x][y];
7037   }
7038   else if (element == EL_BD_AMOEBA)
7039   {
7040     num_contents = 1;
7041     content_xsize = 1;
7042     content_ysize = 1;
7043
7044     for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7045       for (y = 0; y < 3; y++)
7046         for (x = 0; x < 3; x++)
7047           content_array[i][x][y] = EL_EMPTY;
7048     content_array[0][0][0] = level->amoeba_content;
7049   }
7050   else
7051   {
7052     // chunk header already written -- write empty chunk data
7053     WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_SIZE);
7054
7055     Warn("cannot save content for element '%d'", element);
7056
7057     return;
7058   }
7059
7060   putFile16BitBE(file, element);
7061   putFile8Bit(file, num_contents);
7062   putFile8Bit(file, content_xsize);
7063   putFile8Bit(file, content_ysize);
7064
7065   WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_UNUSED);
7066
7067   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7068     for (y = 0; y < 3; y++)
7069       for (x = 0; x < 3; x++)
7070         putFile16BitBE(file, content_array[i][x][y]);
7071 }
7072 #endif
7073
7074 #if ENABLE_HISTORIC_CHUNKS
7075 static int SaveLevel_CNT3(FILE *file, struct LevelInfo *level, int element)
7076 {
7077   int envelope_nr = element - EL_ENVELOPE_1;
7078   int envelope_len = strlen(level->envelope_text[envelope_nr]) + 1;
7079   int chunk_size = 0;
7080   int i;
7081
7082   chunk_size += putFile16BitBE(file, element);
7083   chunk_size += putFile16BitBE(file, envelope_len);
7084   chunk_size += putFile8Bit(file, level->envelope_xsize[envelope_nr]);
7085   chunk_size += putFile8Bit(file, level->envelope_ysize[envelope_nr]);
7086
7087   WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT3_UNUSED);
7088   chunk_size += LEVEL_CHUNK_CNT3_UNUSED;
7089
7090   for (i = 0; i < envelope_len; i++)
7091     chunk_size += putFile8Bit(file, level->envelope_text[envelope_nr][i]);
7092
7093   return chunk_size;
7094 }
7095 #endif
7096
7097 #if ENABLE_HISTORIC_CHUNKS
7098 static void SaveLevel_CUS1(FILE *file, struct LevelInfo *level,
7099                            int num_changed_custom_elements)
7100 {
7101   int i, check = 0;
7102
7103   putFile16BitBE(file, num_changed_custom_elements);
7104
7105   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7106   {
7107     int element = EL_CUSTOM_START + i;
7108
7109     struct ElementInfo *ei = &element_info[element];
7110
7111     if (ei->properties[EP_BITFIELD_BASE_NR] != EP_BITMASK_DEFAULT)
7112     {
7113       if (check < num_changed_custom_elements)
7114       {
7115         putFile16BitBE(file, element);
7116         putFile32BitBE(file, ei->properties[EP_BITFIELD_BASE_NR]);
7117       }
7118
7119       check++;
7120     }
7121   }
7122
7123   if (check != num_changed_custom_elements)     // should not happen
7124     Warn("inconsistent number of custom element properties");
7125 }
7126 #endif
7127
7128 #if ENABLE_HISTORIC_CHUNKS
7129 static void SaveLevel_CUS2(FILE *file, struct LevelInfo *level,
7130                            int num_changed_custom_elements)
7131 {
7132   int i, check = 0;
7133
7134   putFile16BitBE(file, num_changed_custom_elements);
7135
7136   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7137   {
7138     int element = EL_CUSTOM_START + i;
7139
7140     if (element_info[element].change->target_element != EL_EMPTY_SPACE)
7141     {
7142       if (check < num_changed_custom_elements)
7143       {
7144         putFile16BitBE(file, element);
7145         putFile16BitBE(file, element_info[element].change->target_element);
7146       }
7147
7148       check++;
7149     }
7150   }
7151
7152   if (check != num_changed_custom_elements)     // should not happen
7153     Warn("inconsistent number of custom target elements");
7154 }
7155 #endif
7156
7157 #if ENABLE_HISTORIC_CHUNKS
7158 static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level,
7159                            int num_changed_custom_elements)
7160 {
7161   int i, j, x, y, check = 0;
7162
7163   putFile16BitBE(file, num_changed_custom_elements);
7164
7165   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7166   {
7167     int element = EL_CUSTOM_START + i;
7168     struct ElementInfo *ei = &element_info[element];
7169
7170     if (ei->modified_settings)
7171     {
7172       if (check < num_changed_custom_elements)
7173       {
7174         putFile16BitBE(file, element);
7175
7176         for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++)
7177           putFile8Bit(file, ei->description[j]);
7178
7179         putFile32BitBE(file, ei->properties[EP_BITFIELD_BASE_NR]);
7180
7181         // some free bytes for future properties and padding
7182         WriteUnusedBytesToFile(file, 7);
7183
7184         putFile8Bit(file, ei->use_gfx_element);
7185         putFile16BitBE(file, ei->gfx_element_initial);
7186
7187         putFile8Bit(file, ei->collect_score_initial);
7188         putFile8Bit(file, ei->collect_count_initial);
7189
7190         putFile16BitBE(file, ei->push_delay_fixed);
7191         putFile16BitBE(file, ei->push_delay_random);
7192         putFile16BitBE(file, ei->move_delay_fixed);
7193         putFile16BitBE(file, ei->move_delay_random);
7194
7195         putFile16BitBE(file, ei->move_pattern);
7196         putFile8Bit(file, ei->move_direction_initial);
7197         putFile8Bit(file, ei->move_stepsize);
7198
7199         for (y = 0; y < 3; y++)
7200           for (x = 0; x < 3; x++)
7201             putFile16BitBE(file, ei->content.e[x][y]);
7202
7203         putFile32BitBE(file, ei->change->events);
7204
7205         putFile16BitBE(file, ei->change->target_element);
7206
7207         putFile16BitBE(file, ei->change->delay_fixed);
7208         putFile16BitBE(file, ei->change->delay_random);
7209         putFile16BitBE(file, ei->change->delay_frames);
7210
7211         putFile16BitBE(file, ei->change->initial_trigger_element);
7212
7213         putFile8Bit(file, ei->change->explode);
7214         putFile8Bit(file, ei->change->use_target_content);
7215         putFile8Bit(file, ei->change->only_if_complete);
7216         putFile8Bit(file, ei->change->use_random_replace);
7217
7218         putFile8Bit(file, ei->change->random_percentage);
7219         putFile8Bit(file, ei->change->replace_when);
7220
7221         for (y = 0; y < 3; y++)
7222           for (x = 0; x < 3; x++)
7223             putFile16BitBE(file, ei->change->content.e[x][y]);
7224
7225         putFile8Bit(file, ei->slippery_type);
7226
7227         // some free bytes for future properties and padding
7228         WriteUnusedBytesToFile(file, LEVEL_CPART_CUS3_UNUSED);
7229       }
7230
7231       check++;
7232     }
7233   }
7234
7235   if (check != num_changed_custom_elements)     // should not happen
7236     Warn("inconsistent number of custom element properties");
7237 }
7238 #endif
7239
7240 #if ENABLE_HISTORIC_CHUNKS
7241 static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element)
7242 {
7243   struct ElementInfo *ei = &element_info[element];
7244   int i, j, x, y;
7245
7246   // ---------- custom element base property values (96 bytes) ----------------
7247
7248   putFile16BitBE(file, element);
7249
7250   for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
7251     putFile8Bit(file, ei->description[i]);
7252
7253   putFile32BitBE(file, ei->properties[EP_BITFIELD_BASE_NR]);
7254
7255   WriteUnusedBytesToFile(file, 4);      // reserved for more base properties
7256
7257   putFile8Bit(file, ei->num_change_pages);
7258
7259   putFile16BitBE(file, ei->ce_value_fixed_initial);
7260   putFile16BitBE(file, ei->ce_value_random_initial);
7261   putFile8Bit(file, ei->use_last_ce_value);
7262
7263   putFile8Bit(file, ei->use_gfx_element);
7264   putFile16BitBE(file, ei->gfx_element_initial);
7265
7266   putFile8Bit(file, ei->collect_score_initial);
7267   putFile8Bit(file, ei->collect_count_initial);
7268
7269   putFile8Bit(file, ei->drop_delay_fixed);
7270   putFile8Bit(file, ei->push_delay_fixed);
7271   putFile8Bit(file, ei->drop_delay_random);
7272   putFile8Bit(file, ei->push_delay_random);
7273   putFile16BitBE(file, ei->move_delay_fixed);
7274   putFile16BitBE(file, ei->move_delay_random);
7275
7276   // bits 0 - 15 of "move_pattern" ...
7277   putFile16BitBE(file, ei->move_pattern & 0xffff);
7278   putFile8Bit(file, ei->move_direction_initial);
7279   putFile8Bit(file, ei->move_stepsize);
7280
7281   putFile8Bit(file, ei->slippery_type);
7282
7283   for (y = 0; y < 3; y++)
7284     for (x = 0; x < 3; x++)
7285       putFile16BitBE(file, ei->content.e[x][y]);
7286
7287   putFile16BitBE(file, ei->move_enter_element);
7288   putFile16BitBE(file, ei->move_leave_element);
7289   putFile8Bit(file, ei->move_leave_type);
7290
7291   // ... bits 16 - 31 of "move_pattern" (not nice, but downward compatible)
7292   putFile16BitBE(file, (ei->move_pattern >> 16) & 0xffff);
7293
7294   putFile8Bit(file, ei->access_direction);
7295
7296   putFile8Bit(file, ei->explosion_delay);
7297   putFile8Bit(file, ei->ignition_delay);
7298   putFile8Bit(file, ei->explosion_type);
7299
7300   // some free bytes for future custom property values and padding
7301   WriteUnusedBytesToFile(file, 1);
7302
7303   // ---------- change page property values (48 bytes) ------------------------
7304
7305   for (i = 0; i < ei->num_change_pages; i++)
7306   {
7307     struct ElementChangeInfo *change = &ei->change_page[i];
7308     unsigned int event_bits;
7309
7310     // bits 0 - 31 of "has_event[]" ...
7311     event_bits = 0;
7312     for (j = 0; j < MIN(NUM_CHANGE_EVENTS, 32); j++)
7313       if (change->has_event[j])
7314         event_bits |= (1 << j);
7315     putFile32BitBE(file, event_bits);
7316
7317     putFile16BitBE(file, change->target_element);
7318
7319     putFile16BitBE(file, change->delay_fixed);
7320     putFile16BitBE(file, change->delay_random);
7321     putFile16BitBE(file, change->delay_frames);
7322
7323     putFile16BitBE(file, change->initial_trigger_element);
7324
7325     putFile8Bit(file, change->explode);
7326     putFile8Bit(file, change->use_target_content);
7327     putFile8Bit(file, change->only_if_complete);
7328     putFile8Bit(file, change->use_random_replace);
7329
7330     putFile8Bit(file, change->random_percentage);
7331     putFile8Bit(file, change->replace_when);
7332
7333     for (y = 0; y < 3; y++)
7334       for (x = 0; x < 3; x++)
7335         putFile16BitBE(file, change->target_content.e[x][y]);
7336
7337     putFile8Bit(file, change->can_change);
7338
7339     putFile8Bit(file, change->trigger_side);
7340
7341     putFile8Bit(file, change->trigger_player);
7342     putFile8Bit(file, (change->trigger_page == CH_PAGE_ANY ? CH_PAGE_ANY_FILE :
7343                        log_2(change->trigger_page)));
7344
7345     putFile8Bit(file, change->has_action);
7346     putFile8Bit(file, change->action_type);
7347     putFile8Bit(file, change->action_mode);
7348     putFile16BitBE(file, change->action_arg);
7349
7350     // ... bits 32 - 39 of "has_event[]" (not nice, but downward compatible)
7351     event_bits = 0;
7352     for (j = 32; j < NUM_CHANGE_EVENTS; j++)
7353       if (change->has_event[j])
7354         event_bits |= (1 << (j - 32));
7355     putFile8Bit(file, event_bits);
7356   }
7357 }
7358 #endif
7359
7360 #if ENABLE_HISTORIC_CHUNKS
7361 static void SaveLevel_GRP1(FILE *file, struct LevelInfo *level, int element)
7362 {
7363   struct ElementInfo *ei = &element_info[element];
7364   struct ElementGroupInfo *group = ei->group;
7365   int i;
7366
7367   putFile16BitBE(file, element);
7368
7369   for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
7370     putFile8Bit(file, ei->description[i]);
7371
7372   putFile8Bit(file, group->num_elements);
7373
7374   putFile8Bit(file, ei->use_gfx_element);
7375   putFile16BitBE(file, ei->gfx_element_initial);
7376
7377   putFile8Bit(file, group->choice_mode);
7378
7379   // some free bytes for future values and padding
7380   WriteUnusedBytesToFile(file, 3);
7381
7382   for (i = 0; i < MAX_ELEMENTS_IN_GROUP; i++)
7383     putFile16BitBE(file, group->element[i]);
7384 }
7385 #endif
7386
7387 static int SaveLevel_MicroChunk(FILE *file, struct LevelFileConfigInfo *entry,
7388                                 boolean write_element)
7389 {
7390   int save_type = entry->save_type;
7391   int data_type = entry->data_type;
7392   int conf_type = entry->conf_type;
7393   int byte_mask = conf_type & CONF_MASK_BYTES;
7394   int element = entry->element;
7395   int default_value = entry->default_value;
7396   int num_bytes = 0;
7397   boolean modified = FALSE;
7398
7399   if (byte_mask != CONF_MASK_MULTI_BYTES)
7400   {
7401     void *value_ptr = entry->value;
7402     int value = (data_type == TYPE_BOOLEAN ? *(boolean *)value_ptr :
7403                  *(int *)value_ptr);
7404
7405     // check if any settings have been modified before saving them
7406     if (value != default_value)
7407       modified = TRUE;
7408
7409     // do not save if explicitly told or if unmodified default settings
7410     if ((save_type == SAVE_CONF_NEVER) ||
7411         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7412       return 0;
7413
7414     if (write_element)
7415       num_bytes += putFile16BitBE(file, element);
7416
7417     num_bytes += putFile8Bit(file, conf_type);
7418     num_bytes += (byte_mask == CONF_MASK_1_BYTE ? putFile8Bit   (file, value) :
7419                   byte_mask == CONF_MASK_2_BYTE ? putFile16BitBE(file, value) :
7420                   byte_mask == CONF_MASK_4_BYTE ? putFile32BitBE(file, value) :
7421                   0);
7422   }
7423   else if (data_type == TYPE_STRING)
7424   {
7425     char *default_string = entry->default_string;
7426     char *string = (char *)(entry->value);
7427     int string_length = strlen(string);
7428     int i;
7429
7430     // check if any settings have been modified before saving them
7431     if (!strEqual(string, default_string))
7432       modified = TRUE;
7433
7434     // do not save if explicitly told or if unmodified default settings
7435     if ((save_type == SAVE_CONF_NEVER) ||
7436         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7437       return 0;
7438
7439     if (write_element)
7440       num_bytes += putFile16BitBE(file, element);
7441
7442     num_bytes += putFile8Bit(file, conf_type);
7443     num_bytes += putFile16BitBE(file, string_length);
7444
7445     for (i = 0; i < string_length; i++)
7446       num_bytes += putFile8Bit(file, string[i]);
7447   }
7448   else if (data_type == TYPE_ELEMENT_LIST)
7449   {
7450     int *element_array = (int *)(entry->value);
7451     int num_elements = *(int *)(entry->num_entities);
7452     int i;
7453
7454     // check if any settings have been modified before saving them
7455     for (i = 0; i < num_elements; i++)
7456       if (element_array[i] != default_value)
7457         modified = TRUE;
7458
7459     // do not save if explicitly told or if unmodified default settings
7460     if ((save_type == SAVE_CONF_NEVER) ||
7461         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7462       return 0;
7463
7464     if (write_element)
7465       num_bytes += putFile16BitBE(file, element);
7466
7467     num_bytes += putFile8Bit(file, conf_type);
7468     num_bytes += putFile16BitBE(file, num_elements * CONF_ELEMENT_NUM_BYTES);
7469
7470     for (i = 0; i < num_elements; i++)
7471       num_bytes += putFile16BitBE(file, element_array[i]);
7472   }
7473   else if (data_type == TYPE_CONTENT_LIST)
7474   {
7475     struct Content *content = (struct Content *)(entry->value);
7476     int num_contents = *(int *)(entry->num_entities);
7477     int i, x, y;
7478
7479     // check if any settings have been modified before saving them
7480     for (i = 0; i < num_contents; i++)
7481       for (y = 0; y < 3; y++)
7482         for (x = 0; x < 3; x++)
7483           if (content[i].e[x][y] != default_value)
7484             modified = TRUE;
7485
7486     // do not save if explicitly told or if unmodified default settings
7487     if ((save_type == SAVE_CONF_NEVER) ||
7488         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7489       return 0;
7490
7491     if (write_element)
7492       num_bytes += putFile16BitBE(file, element);
7493
7494     num_bytes += putFile8Bit(file, conf_type);
7495     num_bytes += putFile16BitBE(file, num_contents * CONF_CONTENT_NUM_BYTES);
7496
7497     for (i = 0; i < num_contents; i++)
7498       for (y = 0; y < 3; y++)
7499         for (x = 0; x < 3; x++)
7500           num_bytes += putFile16BitBE(file, content[i].e[x][y]);
7501   }
7502
7503   return num_bytes;
7504 }
7505
7506 static int SaveLevel_INFO(FILE *file, struct LevelInfo *level)
7507 {
7508   int chunk_size = 0;
7509   int i;
7510
7511   li = *level;          // copy level data into temporary buffer
7512
7513   for (i = 0; chunk_config_INFO[i].data_type != -1; i++)
7514     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_INFO[i], FALSE);
7515
7516   return chunk_size;
7517 }
7518
7519 static int SaveLevel_ELEM(FILE *file, struct LevelInfo *level)
7520 {
7521   int chunk_size = 0;
7522   int i;
7523
7524   li = *level;          // copy level data into temporary buffer
7525
7526   for (i = 0; chunk_config_ELEM[i].data_type != -1; i++)
7527     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_ELEM[i], TRUE);
7528
7529   return chunk_size;
7530 }
7531
7532 static int SaveLevel_NOTE(FILE *file, struct LevelInfo *level, int element)
7533 {
7534   int envelope_nr = element - EL_ENVELOPE_1;
7535   int chunk_size = 0;
7536   int i;
7537
7538   chunk_size += putFile16BitBE(file, element);
7539
7540   // copy envelope data into temporary buffer
7541   xx_envelope = level->envelope[envelope_nr];
7542
7543   for (i = 0; chunk_config_NOTE[i].data_type != -1; i++)
7544     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_NOTE[i], FALSE);
7545
7546   return chunk_size;
7547 }
7548
7549 static int SaveLevel_CUSX(FILE *file, struct LevelInfo *level, int element)
7550 {
7551   struct ElementInfo *ei = &element_info[element];
7552   int chunk_size = 0;
7553   int i, j;
7554
7555   chunk_size += putFile16BitBE(file, element);
7556
7557   xx_ei = *ei;          // copy element data into temporary buffer
7558
7559   // set default description string for this specific element
7560   strcpy(xx_default_description, getDefaultElementDescription(ei));
7561
7562   for (i = 0; chunk_config_CUSX_base[i].data_type != -1; i++)
7563     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_CUSX_base[i], FALSE);
7564
7565   for (i = 0; i < ei->num_change_pages; i++)
7566   {
7567     struct ElementChangeInfo *change = &ei->change_page[i];
7568
7569     xx_current_change_page = i;
7570
7571     xx_change = *change;        // copy change data into temporary buffer
7572
7573     resetEventBits();
7574     setEventBitsFromEventFlags(change);
7575
7576     for (j = 0; chunk_config_CUSX_change[j].data_type != -1; j++)
7577       chunk_size += SaveLevel_MicroChunk(file, &chunk_config_CUSX_change[j],
7578                                          FALSE);
7579   }
7580
7581   return chunk_size;
7582 }
7583
7584 static int SaveLevel_GRPX(FILE *file, struct LevelInfo *level, int element)
7585 {
7586   struct ElementInfo *ei = &element_info[element];
7587   struct ElementGroupInfo *group = ei->group;
7588   int chunk_size = 0;
7589   int i;
7590
7591   chunk_size += putFile16BitBE(file, element);
7592
7593   xx_ei = *ei;          // copy element data into temporary buffer
7594   xx_group = *group;    // copy group data into temporary buffer
7595
7596   // set default description string for this specific element
7597   strcpy(xx_default_description, getDefaultElementDescription(ei));
7598
7599   for (i = 0; chunk_config_GRPX[i].data_type != -1; i++)
7600     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_GRPX[i], FALSE);
7601
7602   return chunk_size;
7603 }
7604
7605 static int SaveLevel_EMPX(FILE *file, struct LevelInfo *level, int element)
7606 {
7607   struct ElementInfo *ei = &element_info[element];
7608   int chunk_size = 0;
7609   int i;
7610
7611   chunk_size += putFile16BitBE(file, element);
7612
7613   xx_ei = *ei;          // copy element data into temporary buffer
7614
7615   for (i = 0; chunk_config_EMPX[i].data_type != -1; i++)
7616     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_EMPX[i], FALSE);
7617
7618   return chunk_size;
7619 }
7620
7621 static void SaveLevelFromFilename(struct LevelInfo *level, char *filename,
7622                                   boolean save_as_template)
7623 {
7624   int chunk_size;
7625   int i;
7626   FILE *file;
7627
7628   if (!(file = fopen(filename, MODE_WRITE)))
7629   {
7630     Warn("cannot save level file '%s'", filename);
7631
7632     return;
7633   }
7634
7635   level->file_version = FILE_VERSION_ACTUAL;
7636   level->game_version = GAME_VERSION_ACTUAL;
7637
7638   level->creation_date = getCurrentDate();
7639
7640   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
7641   putFileChunkBE(file, "CAVE", CHUNK_SIZE_NONE);
7642
7643   chunk_size = SaveLevel_VERS(NULL, level);
7644   putFileChunkBE(file, "VERS", chunk_size);
7645   SaveLevel_VERS(file, level);
7646
7647   chunk_size = SaveLevel_DATE(NULL, level);
7648   putFileChunkBE(file, "DATE", chunk_size);
7649   SaveLevel_DATE(file, level);
7650
7651   chunk_size = SaveLevel_NAME(NULL, level);
7652   putFileChunkBE(file, "NAME", chunk_size);
7653   SaveLevel_NAME(file, level);
7654
7655   chunk_size = SaveLevel_AUTH(NULL, level);
7656   putFileChunkBE(file, "AUTH", chunk_size);
7657   SaveLevel_AUTH(file, level);
7658
7659   chunk_size = SaveLevel_INFO(NULL, level);
7660   putFileChunkBE(file, "INFO", chunk_size);
7661   SaveLevel_INFO(file, level);
7662
7663   chunk_size = SaveLevel_BODY(NULL, level);
7664   putFileChunkBE(file, "BODY", chunk_size);
7665   SaveLevel_BODY(file, level);
7666
7667   chunk_size = SaveLevel_ELEM(NULL, level);
7668   if (chunk_size > LEVEL_CHUNK_ELEM_UNCHANGED)          // save if changed
7669   {
7670     putFileChunkBE(file, "ELEM", chunk_size);
7671     SaveLevel_ELEM(file, level);
7672   }
7673
7674   for (i = 0; i < NUM_ENVELOPES; i++)
7675   {
7676     int element = EL_ENVELOPE_1 + i;
7677
7678     chunk_size = SaveLevel_NOTE(NULL, level, element);
7679     if (chunk_size > LEVEL_CHUNK_NOTE_UNCHANGED)        // save if changed
7680     {
7681       putFileChunkBE(file, "NOTE", chunk_size);
7682       SaveLevel_NOTE(file, level, element);
7683     }
7684   }
7685
7686   // if not using template level, check for non-default custom/group elements
7687   if (!level->use_custom_template || save_as_template)
7688   {
7689     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7690     {
7691       int element = EL_CUSTOM_START + i;
7692
7693       chunk_size = SaveLevel_CUSX(NULL, level, element);
7694       if (chunk_size > LEVEL_CHUNK_CUSX_UNCHANGED)      // save if changed
7695       {
7696         putFileChunkBE(file, "CUSX", chunk_size);
7697         SaveLevel_CUSX(file, level, element);
7698       }
7699     }
7700
7701     for (i = 0; i < NUM_GROUP_ELEMENTS; i++)
7702     {
7703       int element = EL_GROUP_START + i;
7704
7705       chunk_size = SaveLevel_GRPX(NULL, level, element);
7706       if (chunk_size > LEVEL_CHUNK_GRPX_UNCHANGED)      // save if changed
7707       {
7708         putFileChunkBE(file, "GRPX", chunk_size);
7709         SaveLevel_GRPX(file, level, element);
7710       }
7711     }
7712
7713     for (i = 0; i < NUM_EMPTY_ELEMENTS_ALL; i++)
7714     {
7715       int element = GET_EMPTY_ELEMENT(i);
7716
7717       chunk_size = SaveLevel_EMPX(NULL, level, element);
7718       if (chunk_size > LEVEL_CHUNK_EMPX_UNCHANGED)      // save if changed
7719       {
7720         putFileChunkBE(file, "EMPX", chunk_size);
7721         SaveLevel_EMPX(file, level, element);
7722       }
7723     }
7724   }
7725
7726   fclose(file);
7727
7728   SetFilePermissions(filename, PERMS_PRIVATE);
7729 }
7730
7731 void SaveLevel(int nr)
7732 {
7733   char *filename = getDefaultLevelFilename(nr);
7734
7735   SaveLevelFromFilename(&level, filename, FALSE);
7736 }
7737
7738 void SaveLevelTemplate(void)
7739 {
7740   char *filename = getLocalLevelTemplateFilename();
7741
7742   SaveLevelFromFilename(&level, filename, TRUE);
7743 }
7744
7745 boolean SaveLevelChecked(int nr)
7746 {
7747   char *filename = getDefaultLevelFilename(nr);
7748   boolean new_level = !fileExists(filename);
7749   boolean level_saved = FALSE;
7750
7751   if (new_level || Request("Save this level and kill the old?", REQ_ASK))
7752   {
7753     SaveLevel(nr);
7754
7755     if (new_level)
7756       Request("Level saved!", REQ_CONFIRM);
7757
7758     level_saved = TRUE;
7759   }
7760
7761   return level_saved;
7762 }
7763
7764 void DumpLevel(struct LevelInfo *level)
7765 {
7766   if (level->no_level_file || level->no_valid_file)
7767   {
7768     Warn("cannot dump -- no valid level file found");
7769
7770     return;
7771   }
7772
7773   PrintLine("-", 79);
7774   Print("Level xxx (file version %08d, game version %08d)\n",
7775         level->file_version, level->game_version);
7776   PrintLine("-", 79);
7777
7778   Print("Level author: '%s'\n", level->author);
7779   Print("Level title:  '%s'\n", level->name);
7780   Print("\n");
7781   Print("Playfield size: %d x %d\n", level->fieldx, level->fieldy);
7782   Print("\n");
7783   Print("Level time:  %d seconds\n", level->time);
7784   Print("Gems needed: %d\n", level->gems_needed);
7785   Print("\n");
7786   Print("Time for magic wall: %d seconds\n", level->time_magic_wall);
7787   Print("Time for wheel:      %d seconds\n", level->time_wheel);
7788   Print("Time for light:      %d seconds\n", level->time_light);
7789   Print("Time for timegate:   %d seconds\n", level->time_timegate);
7790   Print("\n");
7791   Print("Amoeba speed: %d\n", level->amoeba_speed);
7792   Print("\n");
7793
7794   Print("EM style slippery gems:      %s\n", (level->em_slippery_gems ? "yes" : "no"));
7795   Print("Player blocks last field:    %s\n", (level->block_last_field ? "yes" : "no"));
7796   Print("SP player blocks last field: %s\n", (level->sp_block_last_field ? "yes" : "no"));
7797   Print("use spring bug: %s\n", (level->use_spring_bug ? "yes" : "no"));
7798   Print("use step counter: %s\n", (level->use_step_counter ? "yes" : "no"));
7799   Print("rate time over score: %s\n", (level->rate_time_over_score ? "yes" : "no"));
7800
7801   PrintLine("-", 79);
7802 }
7803
7804 void DumpLevels(void)
7805 {
7806   static LevelDirTree *dumplevel_leveldir = NULL;
7807
7808   dumplevel_leveldir = getTreeInfoFromIdentifier(leveldir_first,
7809                                                  global.dumplevel_leveldir);
7810
7811   if (dumplevel_leveldir == NULL)
7812     Fail("no such level identifier: '%s'", global.dumplevel_leveldir);
7813
7814   if (global.dumplevel_level_nr < dumplevel_leveldir->first_level ||
7815       global.dumplevel_level_nr > dumplevel_leveldir->last_level)
7816     Fail("no such level number: %d", global.dumplevel_level_nr);
7817
7818   leveldir_current = dumplevel_leveldir;
7819
7820   LoadLevel(global.dumplevel_level_nr);
7821   DumpLevel(&level);
7822
7823   CloseAllAndExit(0);
7824 }
7825
7826
7827 // ============================================================================
7828 // tape file functions
7829 // ============================================================================
7830
7831 static void setTapeInfoToDefaults(void)
7832 {
7833   int i;
7834
7835   // always start with reliable default values (empty tape)
7836   TapeErase();
7837
7838   // default values (also for pre-1.2 tapes) with only the first player
7839   tape.player_participates[0] = TRUE;
7840   for (i = 1; i < MAX_PLAYERS; i++)
7841     tape.player_participates[i] = FALSE;
7842
7843   // at least one (default: the first) player participates in every tape
7844   tape.num_participating_players = 1;
7845
7846   tape.property_bits = TAPE_PROPERTY_NONE;
7847
7848   tape.level_nr = level_nr;
7849   tape.counter = 0;
7850   tape.changed = FALSE;
7851
7852   tape.recording = FALSE;
7853   tape.playing = FALSE;
7854   tape.pausing = FALSE;
7855
7856   tape.scr_fieldx = SCR_FIELDX_DEFAULT;
7857   tape.scr_fieldy = SCR_FIELDY_DEFAULT;
7858
7859   tape.no_info_chunk = TRUE;
7860   tape.no_valid_file = FALSE;
7861 }
7862
7863 static int getTapePosSize(struct TapeInfo *tape)
7864 {
7865   int tape_pos_size = 0;
7866
7867   if (tape->use_key_actions)
7868     tape_pos_size += tape->num_participating_players;
7869
7870   if (tape->use_mouse_actions)
7871     tape_pos_size += 3;         // x and y position and mouse button mask
7872
7873   tape_pos_size += 1;           // tape action delay value
7874
7875   return tape_pos_size;
7876 }
7877
7878 static void setTapeActionFlags(struct TapeInfo *tape, int value)
7879 {
7880   tape->use_key_actions = FALSE;
7881   tape->use_mouse_actions = FALSE;
7882
7883   if (value != TAPE_USE_MOUSE_ACTIONS_ONLY)
7884     tape->use_key_actions = TRUE;
7885
7886   if (value != TAPE_USE_KEY_ACTIONS_ONLY)
7887     tape->use_mouse_actions = TRUE;
7888 }
7889
7890 static int getTapeActionValue(struct TapeInfo *tape)
7891 {
7892   return (tape->use_key_actions &&
7893           tape->use_mouse_actions ? TAPE_USE_KEY_AND_MOUSE_ACTIONS :
7894           tape->use_key_actions   ? TAPE_USE_KEY_ACTIONS_ONLY :
7895           tape->use_mouse_actions ? TAPE_USE_MOUSE_ACTIONS_ONLY :
7896           TAPE_ACTIONS_DEFAULT);
7897 }
7898
7899 static int LoadTape_VERS(File *file, int chunk_size, struct TapeInfo *tape)
7900 {
7901   tape->file_version = getFileVersion(file);
7902   tape->game_version = getFileVersion(file);
7903
7904   return chunk_size;
7905 }
7906
7907 static int LoadTape_HEAD(File *file, int chunk_size, struct TapeInfo *tape)
7908 {
7909   int i;
7910
7911   tape->random_seed = getFile32BitBE(file);
7912   tape->date        = getFile32BitBE(file);
7913   tape->length      = getFile32BitBE(file);
7914
7915   // read header fields that are new since version 1.2
7916   if (tape->file_version >= FILE_VERSION_1_2)
7917   {
7918     byte store_participating_players = getFile8Bit(file);
7919     int engine_version;
7920
7921     // since version 1.2, tapes store which players participate in the tape
7922     tape->num_participating_players = 0;
7923     for (i = 0; i < MAX_PLAYERS; i++)
7924     {
7925       tape->player_participates[i] = FALSE;
7926
7927       if (store_participating_players & (1 << i))
7928       {
7929         tape->player_participates[i] = TRUE;
7930         tape->num_participating_players++;
7931       }
7932     }
7933
7934     setTapeActionFlags(tape, getFile8Bit(file));
7935
7936     tape->property_bits = getFile8Bit(file);
7937
7938     ReadUnusedBytesFromFile(file, TAPE_CHUNK_HEAD_UNUSED);
7939
7940     engine_version = getFileVersion(file);
7941     if (engine_version > 0)
7942       tape->engine_version = engine_version;
7943     else
7944       tape->engine_version = tape->game_version;
7945   }
7946
7947   return chunk_size;
7948 }
7949
7950 static int LoadTape_SCRN(File *file, int chunk_size, struct TapeInfo *tape)
7951 {
7952   tape->scr_fieldx = getFile8Bit(file);
7953   tape->scr_fieldy = getFile8Bit(file);
7954
7955   return chunk_size;
7956 }
7957
7958 static int LoadTape_INFO(File *file, int chunk_size, struct TapeInfo *tape)
7959 {
7960   char *level_identifier = NULL;
7961   int level_identifier_size;
7962   int i;
7963
7964   tape->no_info_chunk = FALSE;
7965
7966   level_identifier_size = getFile16BitBE(file);
7967
7968   level_identifier = checked_malloc(level_identifier_size);
7969
7970   for (i = 0; i < level_identifier_size; i++)
7971     level_identifier[i] = getFile8Bit(file);
7972
7973   strncpy(tape->level_identifier, level_identifier, MAX_FILENAME_LEN);
7974   tape->level_identifier[MAX_FILENAME_LEN] = '\0';
7975
7976   checked_free(level_identifier);
7977
7978   tape->level_nr = getFile16BitBE(file);
7979
7980   chunk_size = 2 + level_identifier_size + 2;
7981
7982   return chunk_size;
7983 }
7984
7985 static int LoadTape_BODY(File *file, int chunk_size, struct TapeInfo *tape)
7986 {
7987   int i, j;
7988   int tape_pos_size = getTapePosSize(tape);
7989   int chunk_size_expected = tape_pos_size * tape->length;
7990
7991   if (chunk_size_expected != chunk_size)
7992   {
7993     ReadUnusedBytesFromFile(file, chunk_size);
7994     return chunk_size_expected;
7995   }
7996
7997   for (i = 0; i < tape->length; i++)
7998   {
7999     if (i >= MAX_TAPE_LEN)
8000     {
8001       Warn("tape truncated -- size exceeds maximum tape size %d",
8002             MAX_TAPE_LEN);
8003
8004       // tape too large; read and ignore remaining tape data from this chunk
8005       for (;i < tape->length; i++)
8006         ReadUnusedBytesFromFile(file, tape_pos_size);
8007
8008       break;
8009     }
8010
8011     if (tape->use_key_actions)
8012     {
8013       for (j = 0; j < MAX_PLAYERS; j++)
8014       {
8015         tape->pos[i].action[j] = MV_NONE;
8016
8017         if (tape->player_participates[j])
8018           tape->pos[i].action[j] = getFile8Bit(file);
8019       }
8020     }
8021
8022     if (tape->use_mouse_actions)
8023     {
8024       tape->pos[i].action[TAPE_ACTION_LX]     = getFile8Bit(file);
8025       tape->pos[i].action[TAPE_ACTION_LY]     = getFile8Bit(file);
8026       tape->pos[i].action[TAPE_ACTION_BUTTON] = getFile8Bit(file);
8027     }
8028
8029     tape->pos[i].delay = getFile8Bit(file);
8030
8031     if (tape->file_version == FILE_VERSION_1_0)
8032     {
8033       // eliminate possible diagonal moves in old tapes
8034       // this is only for backward compatibility
8035
8036       byte joy_dir[4] = { JOY_LEFT, JOY_RIGHT, JOY_UP, JOY_DOWN };
8037       byte action = tape->pos[i].action[0];
8038       int k, num_moves = 0;
8039
8040       for (k = 0; k<4; k++)
8041       {
8042         if (action & joy_dir[k])
8043         {
8044           tape->pos[i + num_moves].action[0] = joy_dir[k];
8045           if (num_moves > 0)
8046             tape->pos[i + num_moves].delay = 0;
8047           num_moves++;
8048         }
8049       }
8050
8051       if (num_moves > 1)
8052       {
8053         num_moves--;
8054         i += num_moves;
8055         tape->length += num_moves;
8056       }
8057     }
8058     else if (tape->file_version < FILE_VERSION_2_0)
8059     {
8060       // convert pre-2.0 tapes to new tape format
8061
8062       if (tape->pos[i].delay > 1)
8063       {
8064         // action part
8065         tape->pos[i + 1] = tape->pos[i];
8066         tape->pos[i + 1].delay = 1;
8067
8068         // delay part
8069         for (j = 0; j < MAX_PLAYERS; j++)
8070           tape->pos[i].action[j] = MV_NONE;
8071         tape->pos[i].delay--;
8072
8073         i++;
8074         tape->length++;
8075       }
8076     }
8077
8078     if (checkEndOfFile(file))
8079       break;
8080   }
8081
8082   if (i != tape->length)
8083     chunk_size = tape_pos_size * i;
8084
8085   return chunk_size;
8086 }
8087
8088 static void LoadTape_SokobanSolution(char *filename)
8089 {
8090   File *file;
8091   int move_delay = TILESIZE / level.initial_player_stepsize[0];
8092
8093   if (!(file = openFile(filename, MODE_READ)))
8094   {
8095     tape.no_valid_file = TRUE;
8096
8097     return;
8098   }
8099
8100   while (!checkEndOfFile(file))
8101   {
8102     unsigned char c = getByteFromFile(file);
8103
8104     if (checkEndOfFile(file))
8105       break;
8106
8107     switch (c)
8108     {
8109       case 'u':
8110       case 'U':
8111         tape.pos[tape.length].action[0] = MV_UP;
8112         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8113         tape.length++;
8114         break;
8115
8116       case 'd':
8117       case 'D':
8118         tape.pos[tape.length].action[0] = MV_DOWN;
8119         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8120         tape.length++;
8121         break;
8122
8123       case 'l':
8124       case 'L':
8125         tape.pos[tape.length].action[0] = MV_LEFT;
8126         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8127         tape.length++;
8128         break;
8129
8130       case 'r':
8131       case 'R':
8132         tape.pos[tape.length].action[0] = MV_RIGHT;
8133         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8134         tape.length++;
8135         break;
8136
8137       case '\n':
8138       case '\r':
8139       case '\t':
8140       case ' ':
8141         // ignore white-space characters
8142         break;
8143
8144       default:
8145         tape.no_valid_file = TRUE;
8146
8147         Warn("unsupported Sokoban solution file '%s' ['%d']", filename, c);
8148
8149         break;
8150     }
8151   }
8152
8153   closeFile(file);
8154
8155   if (tape.no_valid_file)
8156     return;
8157
8158   tape.length_frames  = GetTapeLengthFrames();
8159   tape.length_seconds = GetTapeLengthSeconds();
8160 }
8161
8162 void LoadTapeFromFilename(char *filename)
8163 {
8164   char cookie[MAX_LINE_LEN];
8165   char chunk_name[CHUNK_ID_LEN + 1];
8166   File *file;
8167   int chunk_size;
8168
8169   // always start with reliable default values
8170   setTapeInfoToDefaults();
8171
8172   if (strSuffix(filename, ".sln"))
8173   {
8174     LoadTape_SokobanSolution(filename);
8175
8176     return;
8177   }
8178
8179   if (!(file = openFile(filename, MODE_READ)))
8180   {
8181     tape.no_valid_file = TRUE;
8182
8183     return;
8184   }
8185
8186   getFileChunkBE(file, chunk_name, NULL);
8187   if (strEqual(chunk_name, "RND1"))
8188   {
8189     getFile32BitBE(file);               // not used
8190
8191     getFileChunkBE(file, chunk_name, NULL);
8192     if (!strEqual(chunk_name, "TAPE"))
8193     {
8194       tape.no_valid_file = TRUE;
8195
8196       Warn("unknown format of tape file '%s'", filename);
8197
8198       closeFile(file);
8199
8200       return;
8201     }
8202   }
8203   else  // check for pre-2.0 file format with cookie string
8204   {
8205     strcpy(cookie, chunk_name);
8206     if (getStringFromFile(file, &cookie[4], MAX_LINE_LEN - 4) == NULL)
8207       cookie[4] = '\0';
8208     if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
8209       cookie[strlen(cookie) - 1] = '\0';
8210
8211     if (!checkCookieString(cookie, TAPE_COOKIE_TMPL))
8212     {
8213       tape.no_valid_file = TRUE;
8214
8215       Warn("unknown format of tape file '%s'", filename);
8216
8217       closeFile(file);
8218
8219       return;
8220     }
8221
8222     if ((tape.file_version = getFileVersionFromCookieString(cookie)) == -1)
8223     {
8224       tape.no_valid_file = TRUE;
8225
8226       Warn("unsupported version of tape file '%s'", filename);
8227
8228       closeFile(file);
8229
8230       return;
8231     }
8232
8233     // pre-2.0 tape files have no game version, so use file version here
8234     tape.game_version = tape.file_version;
8235   }
8236
8237   if (tape.file_version < FILE_VERSION_1_2)
8238   {
8239     // tape files from versions before 1.2.0 without chunk structure
8240     LoadTape_HEAD(file, TAPE_CHUNK_HEAD_SIZE, &tape);
8241     LoadTape_BODY(file, 2 * tape.length,      &tape);
8242   }
8243   else
8244   {
8245     static struct
8246     {
8247       char *name;
8248       int size;
8249       int (*loader)(File *, int, struct TapeInfo *);
8250     }
8251     chunk_info[] =
8252     {
8253       { "VERS", TAPE_CHUNK_VERS_SIZE,   LoadTape_VERS },
8254       { "HEAD", TAPE_CHUNK_HEAD_SIZE,   LoadTape_HEAD },
8255       { "SCRN", TAPE_CHUNK_SCRN_SIZE,   LoadTape_SCRN },
8256       { "INFO", -1,                     LoadTape_INFO },
8257       { "BODY", -1,                     LoadTape_BODY },
8258       {  NULL,  0,                      NULL }
8259     };
8260
8261     while (getFileChunkBE(file, chunk_name, &chunk_size))
8262     {
8263       int i = 0;
8264
8265       while (chunk_info[i].name != NULL &&
8266              !strEqual(chunk_name, chunk_info[i].name))
8267         i++;
8268
8269       if (chunk_info[i].name == NULL)
8270       {
8271         Warn("unknown chunk '%s' in tape file '%s'",
8272               chunk_name, filename);
8273
8274         ReadUnusedBytesFromFile(file, chunk_size);
8275       }
8276       else if (chunk_info[i].size != -1 &&
8277                chunk_info[i].size != chunk_size)
8278       {
8279         Warn("wrong size (%d) of chunk '%s' in tape file '%s'",
8280               chunk_size, chunk_name, filename);
8281
8282         ReadUnusedBytesFromFile(file, chunk_size);
8283       }
8284       else
8285       {
8286         // call function to load this tape chunk
8287         int chunk_size_expected =
8288           (chunk_info[i].loader)(file, chunk_size, &tape);
8289
8290         // the size of some chunks cannot be checked before reading other
8291         // chunks first (like "HEAD" and "BODY") that contain some header
8292         // information, so check them here
8293         if (chunk_size_expected != chunk_size)
8294         {
8295           Warn("wrong size (%d) of chunk '%s' in tape file '%s'",
8296                 chunk_size, chunk_name, filename);
8297         }
8298       }
8299     }
8300   }
8301
8302   closeFile(file);
8303
8304   tape.length_frames  = GetTapeLengthFrames();
8305   tape.length_seconds = GetTapeLengthSeconds();
8306
8307 #if 0
8308   Debug("files:LoadTapeFromFilename", "tape file version: %d",
8309         tape.file_version);
8310   Debug("files:LoadTapeFromFilename", "tape game version: %d",
8311         tape.game_version);
8312   Debug("files:LoadTapeFromFilename", "tape engine version: %d",
8313         tape.engine_version);
8314 #endif
8315 }
8316
8317 void LoadTape(int nr)
8318 {
8319   char *filename = getTapeFilename(nr);
8320
8321   LoadTapeFromFilename(filename);
8322 }
8323
8324 void LoadSolutionTape(int nr)
8325 {
8326   char *filename = getSolutionTapeFilename(nr);
8327
8328   LoadTapeFromFilename(filename);
8329
8330   if (TAPE_IS_EMPTY(tape) &&
8331       level.game_engine_type == GAME_ENGINE_TYPE_SP &&
8332       level.native_sp_level->demo.is_available)
8333     CopyNativeTape_SP_to_RND(&level);
8334 }
8335
8336 void LoadScoreTape(char *score_tape_basename, int nr)
8337 {
8338   char *filename = getScoreTapeFilename(score_tape_basename, nr);
8339
8340   LoadTapeFromFilename(filename);
8341 }
8342
8343 void LoadScoreCacheTape(char *score_tape_basename, int nr)
8344 {
8345   char *filename = getScoreCacheTapeFilename(score_tape_basename, nr);
8346
8347   LoadTapeFromFilename(filename);
8348 }
8349
8350 static boolean checkSaveTape_SCRN(struct TapeInfo *tape)
8351 {
8352   // chunk required for team mode tapes with non-default screen size
8353   return (tape->num_participating_players > 1 &&
8354           (tape->scr_fieldx != SCR_FIELDX_DEFAULT ||
8355            tape->scr_fieldy != SCR_FIELDY_DEFAULT));
8356 }
8357
8358 static void SaveTape_VERS(FILE *file, struct TapeInfo *tape)
8359 {
8360   putFileVersion(file, tape->file_version);
8361   putFileVersion(file, tape->game_version);
8362 }
8363
8364 static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape)
8365 {
8366   int i;
8367   byte store_participating_players = 0;
8368
8369   // set bits for participating players for compact storage
8370   for (i = 0; i < MAX_PLAYERS; i++)
8371     if (tape->player_participates[i])
8372       store_participating_players |= (1 << i);
8373
8374   putFile32BitBE(file, tape->random_seed);
8375   putFile32BitBE(file, tape->date);
8376   putFile32BitBE(file, tape->length);
8377
8378   putFile8Bit(file, store_participating_players);
8379
8380   putFile8Bit(file, getTapeActionValue(tape));
8381
8382   putFile8Bit(file, tape->property_bits);
8383
8384   // unused bytes not at the end here for 4-byte alignment of engine_version
8385   WriteUnusedBytesToFile(file, TAPE_CHUNK_HEAD_UNUSED);
8386
8387   putFileVersion(file, tape->engine_version);
8388 }
8389
8390 static void SaveTape_SCRN(FILE *file, struct TapeInfo *tape)
8391 {
8392   putFile8Bit(file, tape->scr_fieldx);
8393   putFile8Bit(file, tape->scr_fieldy);
8394 }
8395
8396 static void SaveTape_INFO(FILE *file, struct TapeInfo *tape)
8397 {
8398   int level_identifier_size = strlen(tape->level_identifier) + 1;
8399   int i;
8400
8401   putFile16BitBE(file, level_identifier_size);
8402
8403   for (i = 0; i < level_identifier_size; i++)
8404     putFile8Bit(file, tape->level_identifier[i]);
8405
8406   putFile16BitBE(file, tape->level_nr);
8407 }
8408
8409 static void SaveTape_BODY(FILE *file, struct TapeInfo *tape)
8410 {
8411   int i, j;
8412
8413   for (i = 0; i < tape->length; i++)
8414   {
8415     if (tape->use_key_actions)
8416     {
8417       for (j = 0; j < MAX_PLAYERS; j++)
8418         if (tape->player_participates[j])
8419           putFile8Bit(file, tape->pos[i].action[j]);
8420     }
8421
8422     if (tape->use_mouse_actions)
8423     {
8424       putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LX]);
8425       putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LY]);
8426       putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_BUTTON]);
8427     }
8428
8429     putFile8Bit(file, tape->pos[i].delay);
8430   }
8431 }
8432
8433 void SaveTapeToFilename(char *filename)
8434 {
8435   FILE *file;
8436   int tape_pos_size;
8437   int info_chunk_size;
8438   int body_chunk_size;
8439
8440   if (!(file = fopen(filename, MODE_WRITE)))
8441   {
8442     Warn("cannot save level recording file '%s'", filename);
8443
8444     return;
8445   }
8446
8447   tape_pos_size = getTapePosSize(&tape);
8448
8449   info_chunk_size = 2 + (strlen(tape.level_identifier) + 1) + 2;
8450   body_chunk_size = tape_pos_size * tape.length;
8451
8452   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
8453   putFileChunkBE(file, "TAPE", CHUNK_SIZE_NONE);
8454
8455   putFileChunkBE(file, "VERS", TAPE_CHUNK_VERS_SIZE);
8456   SaveTape_VERS(file, &tape);
8457
8458   putFileChunkBE(file, "HEAD", TAPE_CHUNK_HEAD_SIZE);
8459   SaveTape_HEAD(file, &tape);
8460
8461   if (checkSaveTape_SCRN(&tape))
8462   {
8463     putFileChunkBE(file, "SCRN", TAPE_CHUNK_SCRN_SIZE);
8464     SaveTape_SCRN(file, &tape);
8465   }
8466
8467   putFileChunkBE(file, "INFO", info_chunk_size);
8468   SaveTape_INFO(file, &tape);
8469
8470   putFileChunkBE(file, "BODY", body_chunk_size);
8471   SaveTape_BODY(file, &tape);
8472
8473   fclose(file);
8474
8475   SetFilePermissions(filename, PERMS_PRIVATE);
8476 }
8477
8478 static void SaveTapeExt(char *filename)
8479 {
8480   int i;
8481
8482   tape.file_version = FILE_VERSION_ACTUAL;
8483   tape.game_version = GAME_VERSION_ACTUAL;
8484
8485   tape.num_participating_players = 0;
8486
8487   // count number of participating players
8488   for (i = 0; i < MAX_PLAYERS; i++)
8489     if (tape.player_participates[i])
8490       tape.num_participating_players++;
8491
8492   SaveTapeToFilename(filename);
8493
8494   tape.changed = FALSE;
8495 }
8496
8497 void SaveTape(int nr)
8498 {
8499   char *filename = getTapeFilename(nr);
8500
8501   InitTapeDirectory(leveldir_current->subdir);
8502
8503   SaveTapeExt(filename);
8504 }
8505
8506 void SaveScoreTape(int nr)
8507 {
8508   char *filename = getScoreTapeFilename(tape.score_tape_basename, nr);
8509
8510   // used instead of "leveldir_current->subdir" (for network games)
8511   InitScoreTapeDirectory(levelset.identifier, nr);
8512
8513   SaveTapeExt(filename);
8514 }
8515
8516 static boolean SaveTapeCheckedExt(int nr, char *msg_replace, char *msg_saved,
8517                                   unsigned int req_state_added)
8518 {
8519   char *filename = getTapeFilename(nr);
8520   boolean new_tape = !fileExists(filename);
8521   boolean tape_saved = FALSE;
8522
8523   if (new_tape || Request(msg_replace, REQ_ASK | req_state_added))
8524   {
8525     SaveTape(nr);
8526
8527     if (new_tape)
8528       Request(msg_saved, REQ_CONFIRM | req_state_added);
8529
8530     tape_saved = TRUE;
8531   }
8532
8533   return tape_saved;
8534 }
8535
8536 boolean SaveTapeChecked(int nr)
8537 {
8538   return SaveTapeCheckedExt(nr, "Replace old tape?", "Tape saved!", 0);
8539 }
8540
8541 boolean SaveTapeChecked_LevelSolved(int nr)
8542 {
8543   return SaveTapeCheckedExt(nr, "Level solved! Replace old tape?",
8544                                 "Level solved! Tape saved!", REQ_STAY_OPEN);
8545 }
8546
8547 void DumpTape(struct TapeInfo *tape)
8548 {
8549   int tape_frame_counter;
8550   int i, j;
8551
8552   if (tape->no_valid_file)
8553   {
8554     Warn("cannot dump -- no valid tape file found");
8555
8556     return;
8557   }
8558
8559   PrintLine("-", 79);
8560
8561   Print("Tape of Level %03d (file version %08d, game version %08d)\n",
8562         tape->level_nr, tape->file_version, tape->game_version);
8563   Print("                  (effective engine version %08d)\n",
8564         tape->engine_version);
8565   Print("Level series identifier: '%s'\n", tape->level_identifier);
8566
8567   Print("Special tape properties: ");
8568   if (tape->property_bits == TAPE_PROPERTY_NONE)
8569     Print("[none]");
8570   if (tape->property_bits & TAPE_PROPERTY_EM_RANDOM_BUG)
8571     Print("[em_random_bug]");
8572   if (tape->property_bits & TAPE_PROPERTY_GAME_SPEED)
8573     Print("[game_speed]");
8574   if (tape->property_bits & TAPE_PROPERTY_PAUSE_MODE)
8575     Print("[pause]");
8576   if (tape->property_bits & TAPE_PROPERTY_SINGLE_STEP)
8577     Print("[single_step]");
8578   if (tape->property_bits & TAPE_PROPERTY_SNAPSHOT)
8579     Print("[snapshot]");
8580   if (tape->property_bits & TAPE_PROPERTY_REPLAYED)
8581     Print("[replayed]");
8582   if (tape->property_bits & TAPE_PROPERTY_TAS_KEYS)
8583     Print("[tas_keys]");
8584   if (tape->property_bits & TAPE_PROPERTY_SMALL_GRAPHICS)
8585     Print("[small_graphics]");
8586   Print("\n");
8587
8588   int year2 = tape->date / 10000;
8589   int year4 = (year2 < 70 ? 2000 + year2 : 1900 + year2);
8590   int month_index_raw = (tape->date / 100) % 100;
8591   int month_index = month_index_raw % 12;       // prevent invalid index
8592   int month = month_index + 1;
8593   int day = tape->date % 100;
8594
8595   Print("Tape date: %04d-%02d-%02d\n", year4, month, day);
8596
8597   PrintLine("-", 79);
8598
8599   tape_frame_counter = 0;
8600
8601   for (i = 0; i < tape->length; i++)
8602   {
8603     if (i >= MAX_TAPE_LEN)
8604       break;
8605
8606     Print("%04d: ", i);
8607
8608     for (j = 0; j < MAX_PLAYERS; j++)
8609     {
8610       if (tape->player_participates[j])
8611       {
8612         int action = tape->pos[i].action[j];
8613
8614         Print("%d:%02x ", j, action);
8615         Print("[%c%c%c%c|%c%c] - ",
8616               (action & JOY_LEFT ? '<' : ' '),
8617               (action & JOY_RIGHT ? '>' : ' '),
8618               (action & JOY_UP ? '^' : ' '),
8619               (action & JOY_DOWN ? 'v' : ' '),
8620               (action & JOY_BUTTON_1 ? '1' : ' '),
8621               (action & JOY_BUTTON_2 ? '2' : ' '));
8622       }
8623     }
8624
8625     Print("(%03d) ", tape->pos[i].delay);
8626     Print("[%05d]\n", tape_frame_counter);
8627
8628     tape_frame_counter += tape->pos[i].delay;
8629   }
8630
8631   PrintLine("-", 79);
8632 }
8633
8634 void DumpTapes(void)
8635 {
8636   static LevelDirTree *dumptape_leveldir = NULL;
8637
8638   dumptape_leveldir = getTreeInfoFromIdentifier(leveldir_first,
8639                                                 global.dumptape_leveldir);
8640
8641   if (dumptape_leveldir == NULL)
8642     Fail("no such level identifier: '%s'", global.dumptape_leveldir);
8643
8644   if (global.dumptape_level_nr < dumptape_leveldir->first_level ||
8645       global.dumptape_level_nr > dumptape_leveldir->last_level)
8646     Fail("no such level number: %d", global.dumptape_level_nr);
8647
8648   leveldir_current = dumptape_leveldir;
8649
8650   if (options.mytapes)
8651     LoadTape(global.dumptape_level_nr);
8652   else
8653     LoadSolutionTape(global.dumptape_level_nr);
8654
8655   DumpTape(&tape);
8656
8657   CloseAllAndExit(0);
8658 }
8659
8660
8661 // ============================================================================
8662 // score file functions
8663 // ============================================================================
8664
8665 static void setScoreInfoToDefaultsExt(struct ScoreInfo *scores)
8666 {
8667   int i;
8668
8669   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
8670   {
8671     strcpy(scores->entry[i].tape_basename, UNDEFINED_FILENAME);
8672     strcpy(scores->entry[i].name, EMPTY_PLAYER_NAME);
8673     scores->entry[i].score = 0;
8674     scores->entry[i].time = 0;
8675
8676     scores->entry[i].id = -1;
8677     strcpy(scores->entry[i].tape_date,    UNKNOWN_NAME);
8678     strcpy(scores->entry[i].platform,     UNKNOWN_NAME);
8679     strcpy(scores->entry[i].version,      UNKNOWN_NAME);
8680     strcpy(scores->entry[i].country_name, UNKNOWN_NAME);
8681     strcpy(scores->entry[i].country_code, "??");
8682   }
8683
8684   scores->num_entries = 0;
8685   scores->last_added = -1;
8686   scores->last_added_local = -1;
8687
8688   scores->updated = FALSE;
8689   scores->uploaded = FALSE;
8690   scores->tape_downloaded = FALSE;
8691   scores->force_last_added = FALSE;
8692
8693   // The following values are intentionally not reset here:
8694   // - last_level_nr
8695   // - last_entry_nr
8696   // - was_just_playing
8697 }
8698
8699 static void setScoreInfoToDefaults(void)
8700 {
8701   setScoreInfoToDefaultsExt(&scores);
8702 }
8703
8704 static void setServerScoreInfoToDefaults(void)
8705 {
8706   setScoreInfoToDefaultsExt(&server_scores);
8707 }
8708
8709 static void LoadScore_OLD(int nr)
8710 {
8711   int i;
8712   char *filename = getScoreFilename(nr);
8713   char cookie[MAX_LINE_LEN];
8714   char line[MAX_LINE_LEN];
8715   char *line_ptr;
8716   FILE *file;
8717
8718   if (!(file = fopen(filename, MODE_READ)))
8719     return;
8720
8721   // check file identifier
8722   if (fgets(cookie, MAX_LINE_LEN, file) == NULL)
8723     cookie[0] = '\0';
8724   if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
8725     cookie[strlen(cookie) - 1] = '\0';
8726
8727   if (!checkCookieString(cookie, SCORE_COOKIE_TMPL))
8728   {
8729     Warn("unknown format of score file '%s'", filename);
8730
8731     fclose(file);
8732
8733     return;
8734   }
8735
8736   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
8737   {
8738     if (fscanf(file, "%d", &scores.entry[i].score) == EOF)
8739       Warn("fscanf() failed; %s", strerror(errno));
8740
8741     if (fgets(line, MAX_LINE_LEN, file) == NULL)
8742       line[0] = '\0';
8743
8744     if (strlen(line) > 0 && line[strlen(line) - 1] == '\n')
8745       line[strlen(line) - 1] = '\0';
8746
8747     for (line_ptr = line; *line_ptr; line_ptr++)
8748     {
8749       if (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0')
8750       {
8751         strncpy(scores.entry[i].name, line_ptr, MAX_PLAYER_NAME_LEN);
8752         scores.entry[i].name[MAX_PLAYER_NAME_LEN] = '\0';
8753         break;
8754       }
8755     }
8756   }
8757
8758   fclose(file);
8759 }
8760
8761 static void ConvertScore_OLD(void)
8762 {
8763   // only convert score to time for levels that rate playing time over score
8764   if (!level.rate_time_over_score)
8765     return;
8766
8767   // convert old score to playing time for score-less levels (like Supaplex)
8768   int time_final_max = 999;
8769   int i;
8770
8771   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
8772   {
8773     int score = scores.entry[i].score;
8774
8775     if (score > 0 && score < time_final_max)
8776       scores.entry[i].time = (time_final_max - score - 1) * FRAMES_PER_SECOND;
8777   }
8778 }
8779
8780 static int LoadScore_VERS(File *file, int chunk_size, struct ScoreInfo *scores)
8781 {
8782   scores->file_version = getFileVersion(file);
8783   scores->game_version = getFileVersion(file);
8784
8785   return chunk_size;
8786 }
8787
8788 static int LoadScore_INFO(File *file, int chunk_size, struct ScoreInfo *scores)
8789 {
8790   char *level_identifier = NULL;
8791   int level_identifier_size;
8792   int i;
8793
8794   level_identifier_size = getFile16BitBE(file);
8795
8796   level_identifier = checked_malloc(level_identifier_size);
8797
8798   for (i = 0; i < level_identifier_size; i++)
8799     level_identifier[i] = getFile8Bit(file);
8800
8801   strncpy(scores->level_identifier, level_identifier, MAX_FILENAME_LEN);
8802   scores->level_identifier[MAX_FILENAME_LEN] = '\0';
8803
8804   checked_free(level_identifier);
8805
8806   scores->level_nr = getFile16BitBE(file);
8807   scores->num_entries = getFile16BitBE(file);
8808
8809   chunk_size = 2 + level_identifier_size + 2 + 2;
8810
8811   return chunk_size;
8812 }
8813
8814 static int LoadScore_NAME(File *file, int chunk_size, struct ScoreInfo *scores)
8815 {
8816   int i, j;
8817
8818   for (i = 0; i < scores->num_entries; i++)
8819   {
8820     for (j = 0; j < MAX_PLAYER_NAME_LEN; j++)
8821       scores->entry[i].name[j] = getFile8Bit(file);
8822
8823     scores->entry[i].name[MAX_PLAYER_NAME_LEN] = '\0';
8824   }
8825
8826   chunk_size = scores->num_entries * MAX_PLAYER_NAME_LEN;
8827
8828   return chunk_size;
8829 }
8830
8831 static int LoadScore_SCOR(File *file, int chunk_size, struct ScoreInfo *scores)
8832 {
8833   int i;
8834
8835   for (i = 0; i < scores->num_entries; i++)
8836     scores->entry[i].score = getFile16BitBE(file);
8837
8838   chunk_size = scores->num_entries * 2;
8839
8840   return chunk_size;
8841 }
8842
8843 static int LoadScore_SC4R(File *file, int chunk_size, struct ScoreInfo *scores)
8844 {
8845   int i;
8846
8847   for (i = 0; i < scores->num_entries; i++)
8848     scores->entry[i].score = getFile32BitBE(file);
8849
8850   chunk_size = scores->num_entries * 4;
8851
8852   return chunk_size;
8853 }
8854
8855 static int LoadScore_TIME(File *file, int chunk_size, struct ScoreInfo *scores)
8856 {
8857   int i;
8858
8859   for (i = 0; i < scores->num_entries; i++)
8860     scores->entry[i].time = getFile32BitBE(file);
8861
8862   chunk_size = scores->num_entries * 4;
8863
8864   return chunk_size;
8865 }
8866
8867 static int LoadScore_TAPE(File *file, int chunk_size, struct ScoreInfo *scores)
8868 {
8869   int i, j;
8870
8871   for (i = 0; i < scores->num_entries; i++)
8872   {
8873     for (j = 0; j < MAX_SCORE_TAPE_BASENAME_LEN; j++)
8874       scores->entry[i].tape_basename[j] = getFile8Bit(file);
8875
8876     scores->entry[i].tape_basename[MAX_SCORE_TAPE_BASENAME_LEN] = '\0';
8877   }
8878
8879   chunk_size = scores->num_entries * MAX_SCORE_TAPE_BASENAME_LEN;
8880
8881   return chunk_size;
8882 }
8883
8884 void LoadScore(int nr)
8885 {
8886   char *filename = getScoreFilename(nr);
8887   char cookie[MAX_LINE_LEN];
8888   char chunk_name[CHUNK_ID_LEN + 1];
8889   int chunk_size;
8890   boolean old_score_file_format = FALSE;
8891   File *file;
8892
8893   // always start with reliable default values
8894   setScoreInfoToDefaults();
8895
8896   if (!(file = openFile(filename, MODE_READ)))
8897     return;
8898
8899   getFileChunkBE(file, chunk_name, NULL);
8900   if (strEqual(chunk_name, "RND1"))
8901   {
8902     getFile32BitBE(file);               // not used
8903
8904     getFileChunkBE(file, chunk_name, NULL);
8905     if (!strEqual(chunk_name, "SCOR"))
8906     {
8907       Warn("unknown format of score file '%s'", filename);
8908
8909       closeFile(file);
8910
8911       return;
8912     }
8913   }
8914   else  // check for old file format with cookie string
8915   {
8916     strcpy(cookie, chunk_name);
8917     if (getStringFromFile(file, &cookie[4], MAX_LINE_LEN - 4) == NULL)
8918       cookie[4] = '\0';
8919     if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
8920       cookie[strlen(cookie) - 1] = '\0';
8921
8922     if (!checkCookieString(cookie, SCORE_COOKIE_TMPL))
8923     {
8924       Warn("unknown format of score file '%s'", filename);
8925
8926       closeFile(file);
8927
8928       return;
8929     }
8930
8931     old_score_file_format = TRUE;
8932   }
8933
8934   if (old_score_file_format)
8935   {
8936     // score files from versions before 4.2.4.0 without chunk structure
8937     LoadScore_OLD(nr);
8938
8939     // convert score to time, if possible (mainly for Supaplex levels)
8940     ConvertScore_OLD();
8941   }
8942   else
8943   {
8944     static struct
8945     {
8946       char *name;
8947       int size;
8948       int (*loader)(File *, int, struct ScoreInfo *);
8949     }
8950     chunk_info[] =
8951     {
8952       { "VERS", SCORE_CHUNK_VERS_SIZE,  LoadScore_VERS },
8953       { "INFO", -1,                     LoadScore_INFO },
8954       { "NAME", -1,                     LoadScore_NAME },
8955       { "SCOR", -1,                     LoadScore_SCOR },
8956       { "SC4R", -1,                     LoadScore_SC4R },
8957       { "TIME", -1,                     LoadScore_TIME },
8958       { "TAPE", -1,                     LoadScore_TAPE },
8959
8960       {  NULL,  0,                      NULL }
8961     };
8962
8963     while (getFileChunkBE(file, chunk_name, &chunk_size))
8964     {
8965       int i = 0;
8966
8967       while (chunk_info[i].name != NULL &&
8968              !strEqual(chunk_name, chunk_info[i].name))
8969         i++;
8970
8971       if (chunk_info[i].name == NULL)
8972       {
8973         Warn("unknown chunk '%s' in score file '%s'",
8974               chunk_name, filename);
8975
8976         ReadUnusedBytesFromFile(file, chunk_size);
8977       }
8978       else if (chunk_info[i].size != -1 &&
8979                chunk_info[i].size != chunk_size)
8980       {
8981         Warn("wrong size (%d) of chunk '%s' in score file '%s'",
8982               chunk_size, chunk_name, filename);
8983
8984         ReadUnusedBytesFromFile(file, chunk_size);
8985       }
8986       else
8987       {
8988         // call function to load this score chunk
8989         int chunk_size_expected =
8990           (chunk_info[i].loader)(file, chunk_size, &scores);
8991
8992         // the size of some chunks cannot be checked before reading other
8993         // chunks first (like "HEAD" and "BODY") that contain some header
8994         // information, so check them here
8995         if (chunk_size_expected != chunk_size)
8996         {
8997           Warn("wrong size (%d) of chunk '%s' in score file '%s'",
8998                 chunk_size, chunk_name, filename);
8999         }
9000       }
9001     }
9002   }
9003
9004   closeFile(file);
9005 }
9006
9007 #if ENABLE_HISTORIC_CHUNKS
9008 void SaveScore_OLD(int nr)
9009 {
9010   int i;
9011   char *filename = getScoreFilename(nr);
9012   FILE *file;
9013
9014   // used instead of "leveldir_current->subdir" (for network games)
9015   InitScoreDirectory(levelset.identifier);
9016
9017   if (!(file = fopen(filename, MODE_WRITE)))
9018   {
9019     Warn("cannot save score for level %d", nr);
9020
9021     return;
9022   }
9023
9024   fprintf(file, "%s\n\n", SCORE_COOKIE);
9025
9026   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
9027     fprintf(file, "%d %s\n", scores.entry[i].score, scores.entry[i].name);
9028
9029   fclose(file);
9030
9031   SetFilePermissions(filename, PERMS_PRIVATE);
9032 }
9033 #endif
9034
9035 static void SaveScore_VERS(FILE *file, struct ScoreInfo *scores)
9036 {
9037   putFileVersion(file, scores->file_version);
9038   putFileVersion(file, scores->game_version);
9039 }
9040
9041 static void SaveScore_INFO(FILE *file, struct ScoreInfo *scores)
9042 {
9043   int level_identifier_size = strlen(scores->level_identifier) + 1;
9044   int i;
9045
9046   putFile16BitBE(file, level_identifier_size);
9047
9048   for (i = 0; i < level_identifier_size; i++)
9049     putFile8Bit(file, scores->level_identifier[i]);
9050
9051   putFile16BitBE(file, scores->level_nr);
9052   putFile16BitBE(file, scores->num_entries);
9053 }
9054
9055 static void SaveScore_NAME(FILE *file, struct ScoreInfo *scores)
9056 {
9057   int i, j;
9058
9059   for (i = 0; i < scores->num_entries; i++)
9060   {
9061     int name_size = strlen(scores->entry[i].name);
9062
9063     for (j = 0; j < MAX_PLAYER_NAME_LEN; j++)
9064       putFile8Bit(file, (j < name_size ? scores->entry[i].name[j] : 0));
9065   }
9066 }
9067
9068 static void SaveScore_SCOR(FILE *file, struct ScoreInfo *scores)
9069 {
9070   int i;
9071
9072   for (i = 0; i < scores->num_entries; i++)
9073     putFile16BitBE(file, scores->entry[i].score);
9074 }
9075
9076 static void SaveScore_SC4R(FILE *file, struct ScoreInfo *scores)
9077 {
9078   int i;
9079
9080   for (i = 0; i < scores->num_entries; i++)
9081     putFile32BitBE(file, scores->entry[i].score);
9082 }
9083
9084 static void SaveScore_TIME(FILE *file, struct ScoreInfo *scores)
9085 {
9086   int i;
9087
9088   for (i = 0; i < scores->num_entries; i++)
9089     putFile32BitBE(file, scores->entry[i].time);
9090 }
9091
9092 static void SaveScore_TAPE(FILE *file, struct ScoreInfo *scores)
9093 {
9094   int i, j;
9095
9096   for (i = 0; i < scores->num_entries; i++)
9097   {
9098     int size = strlen(scores->entry[i].tape_basename);
9099
9100     for (j = 0; j < MAX_SCORE_TAPE_BASENAME_LEN; j++)
9101       putFile8Bit(file, (j < size ? scores->entry[i].tape_basename[j] : 0));
9102   }
9103 }
9104
9105 static void SaveScoreToFilename(char *filename)
9106 {
9107   FILE *file;
9108   int info_chunk_size;
9109   int name_chunk_size;
9110   int scor_chunk_size;
9111   int sc4r_chunk_size;
9112   int time_chunk_size;
9113   int tape_chunk_size;
9114   boolean has_large_score_values;
9115   int i;
9116
9117   if (!(file = fopen(filename, MODE_WRITE)))
9118   {
9119     Warn("cannot save score file '%s'", filename);
9120
9121     return;
9122   }
9123
9124   info_chunk_size = 2 + (strlen(scores.level_identifier) + 1) + 2 + 2;
9125   name_chunk_size = scores.num_entries * MAX_PLAYER_NAME_LEN;
9126   scor_chunk_size = scores.num_entries * 2;
9127   sc4r_chunk_size = scores.num_entries * 4;
9128   time_chunk_size = scores.num_entries * 4;
9129   tape_chunk_size = scores.num_entries * MAX_SCORE_TAPE_BASENAME_LEN;
9130
9131   has_large_score_values = FALSE;
9132   for (i = 0; i < scores.num_entries; i++)
9133     if (scores.entry[i].score > 0xffff)
9134       has_large_score_values = TRUE;
9135
9136   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
9137   putFileChunkBE(file, "SCOR", CHUNK_SIZE_NONE);
9138
9139   putFileChunkBE(file, "VERS", SCORE_CHUNK_VERS_SIZE);
9140   SaveScore_VERS(file, &scores);
9141
9142   putFileChunkBE(file, "INFO", info_chunk_size);
9143   SaveScore_INFO(file, &scores);
9144
9145   putFileChunkBE(file, "NAME", name_chunk_size);
9146   SaveScore_NAME(file, &scores);
9147
9148   if (has_large_score_values)
9149   {
9150     putFileChunkBE(file, "SC4R", sc4r_chunk_size);
9151     SaveScore_SC4R(file, &scores);
9152   }
9153   else
9154   {
9155     putFileChunkBE(file, "SCOR", scor_chunk_size);
9156     SaveScore_SCOR(file, &scores);
9157   }
9158
9159   putFileChunkBE(file, "TIME", time_chunk_size);
9160   SaveScore_TIME(file, &scores);
9161
9162   putFileChunkBE(file, "TAPE", tape_chunk_size);
9163   SaveScore_TAPE(file, &scores);
9164
9165   fclose(file);
9166
9167   SetFilePermissions(filename, PERMS_PRIVATE);
9168 }
9169
9170 void SaveScore(int nr)
9171 {
9172   char *filename = getScoreFilename(nr);
9173   int i;
9174
9175   // used instead of "leveldir_current->subdir" (for network games)
9176   InitScoreDirectory(levelset.identifier);
9177
9178   scores.file_version = FILE_VERSION_ACTUAL;
9179   scores.game_version = GAME_VERSION_ACTUAL;
9180
9181   strncpy(scores.level_identifier, levelset.identifier, MAX_FILENAME_LEN);
9182   scores.level_identifier[MAX_FILENAME_LEN] = '\0';
9183   scores.level_nr = level_nr;
9184
9185   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
9186     if (scores.entry[i].score == 0 &&
9187         scores.entry[i].time == 0 &&
9188         strEqual(scores.entry[i].name, EMPTY_PLAYER_NAME))
9189       break;
9190
9191   scores.num_entries = i;
9192
9193   if (scores.num_entries == 0)
9194     return;
9195
9196   SaveScoreToFilename(filename);
9197 }
9198
9199 static void LoadServerScoreFromCache(int nr)
9200 {
9201   struct ScoreEntry score_entry;
9202   struct
9203   {
9204     void *value;
9205     boolean is_string;
9206     int string_size;
9207   }
9208   score_mapping[] =
9209   {
9210     { &score_entry.score,               FALSE,  0                       },
9211     { &score_entry.time,                FALSE,  0                       },
9212     { score_entry.name,                 TRUE,   MAX_PLAYER_NAME_LEN     },
9213     { score_entry.tape_basename,        TRUE,   MAX_FILENAME_LEN        },
9214     { score_entry.tape_date,            TRUE,   MAX_ISO_DATE_LEN        },
9215     { &score_entry.id,                  FALSE,  0                       },
9216     { score_entry.platform,             TRUE,   MAX_PLATFORM_TEXT_LEN   },
9217     { score_entry.version,              TRUE,   MAX_VERSION_TEXT_LEN    },
9218     { score_entry.country_code,         TRUE,   MAX_COUNTRY_CODE_LEN    },
9219     { score_entry.country_name,         TRUE,   MAX_COUNTRY_NAME_LEN    },
9220
9221     { NULL,                             FALSE,  0                       }
9222   };
9223   char *filename = getScoreCacheFilename(nr);
9224   SetupFileHash *score_hash = loadSetupFileHash(filename);
9225   int i, j;
9226
9227   server_scores.num_entries = 0;
9228
9229   if (score_hash == NULL)
9230     return;
9231
9232   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
9233   {
9234     score_entry = server_scores.entry[i];
9235
9236     for (j = 0; score_mapping[j].value != NULL; j++)
9237     {
9238       char token[10];
9239
9240       sprintf(token, "%02d.%d", i, j);
9241
9242       char *value = getHashEntry(score_hash, token);
9243
9244       if (value == NULL)
9245         continue;
9246
9247       if (score_mapping[j].is_string)
9248       {
9249         char *score_value = (char *)score_mapping[j].value;
9250         int value_size = score_mapping[j].string_size;
9251
9252         strncpy(score_value, value, value_size);
9253         score_value[value_size] = '\0';
9254       }
9255       else
9256       {
9257         int *score_value = (int *)score_mapping[j].value;
9258
9259         *score_value = atoi(value);
9260       }
9261
9262       server_scores.num_entries = i + 1;
9263     }
9264
9265     server_scores.entry[i] = score_entry;
9266   }
9267
9268   freeSetupFileHash(score_hash);
9269 }
9270
9271 void LoadServerScore(int nr, boolean download_score)
9272 {
9273   if (!setup.use_api_server)
9274     return;
9275
9276   // always start with reliable default values
9277   setServerScoreInfoToDefaults();
9278
9279   // 1st step: load server scores from cache file (which may not exist)
9280   // (this should prevent reading it while the thread is writing to it)
9281   LoadServerScoreFromCache(nr);
9282
9283   if (download_score && runtime.use_api_server)
9284   {
9285     // 2nd step: download server scores from score server to cache file
9286     // (as thread, as it might time out if the server is not reachable)
9287     ApiGetScoreAsThread(nr);
9288   }
9289 }
9290
9291 void PrepareScoreTapesForUpload(char *leveldir_subdir)
9292 {
9293   MarkTapeDirectoryUploadsAsIncomplete(leveldir_subdir);
9294
9295   // if score tape not uploaded, ask for uploading missing tapes later
9296   if (!setup.has_remaining_tapes)
9297     setup.ask_for_remaining_tapes = TRUE;
9298
9299   setup.provide_uploading_tapes = TRUE;
9300   setup.has_remaining_tapes = TRUE;
9301
9302   SaveSetup_ServerSetup();
9303 }
9304
9305 void SaveServerScore(int nr, boolean tape_saved)
9306 {
9307   if (!runtime.use_api_server)
9308   {
9309     PrepareScoreTapesForUpload(leveldir_current->subdir);
9310
9311     return;
9312   }
9313
9314   ApiAddScoreAsThread(nr, tape_saved, NULL);
9315 }
9316
9317 void SaveServerScoreFromFile(int nr, boolean tape_saved,
9318                              char *score_tape_filename)
9319 {
9320   if (!runtime.use_api_server)
9321     return;
9322
9323   ApiAddScoreAsThread(nr, tape_saved, score_tape_filename);
9324 }
9325
9326 void LoadLocalAndServerScore(int nr, boolean download_score)
9327 {
9328   int last_added_local = scores.last_added_local;
9329
9330   // needed if only showing server scores
9331   setScoreInfoToDefaults();
9332
9333   if (!strEqual(setup.scores_in_highscore_list, STR_SCORES_TYPE_SERVER_ONLY))
9334     LoadScore(nr);
9335
9336   // restore last added local score entry (before merging server scores)
9337   scores.last_added = scores.last_added_local = last_added_local;
9338
9339   if (setup.use_api_server &&
9340       !strEqual(setup.scores_in_highscore_list, STR_SCORES_TYPE_LOCAL_ONLY))
9341   {
9342     // load server scores from cache file and trigger update from server
9343     LoadServerScore(nr, download_score);
9344
9345     // merge local scores with scores from server
9346     MergeServerScore();
9347   }
9348 }
9349
9350
9351 // ============================================================================
9352 // setup file functions
9353 // ============================================================================
9354
9355 #define TOKEN_STR_PLAYER_PREFIX                 "player_"
9356
9357
9358 static struct TokenInfo global_setup_tokens[] =
9359 {
9360   {
9361     TYPE_STRING,
9362     &setup.player_name,                         "player_name"
9363   },
9364   {
9365     TYPE_SWITCH,
9366     &setup.multiple_users,                      "multiple_users"
9367   },
9368   {
9369     TYPE_SWITCH,
9370     &setup.sound,                               "sound"
9371   },
9372   {
9373     TYPE_SWITCH,
9374     &setup.sound_loops,                         "repeating_sound_loops"
9375   },
9376   {
9377     TYPE_SWITCH,
9378     &setup.sound_music,                         "background_music"
9379   },
9380   {
9381     TYPE_SWITCH,
9382     &setup.sound_simple,                        "simple_sound_effects"
9383   },
9384   {
9385     TYPE_SWITCH,
9386     &setup.toons,                               "toons"
9387   },
9388   {
9389     TYPE_SWITCH,
9390     &setup.scroll_delay,                        "scroll_delay"
9391   },
9392   {
9393     TYPE_SWITCH,
9394     &setup.forced_scroll_delay,                 "forced_scroll_delay"
9395   },
9396   {
9397     TYPE_INTEGER,
9398     &setup.scroll_delay_value,                  "scroll_delay_value"
9399   },
9400   {
9401     TYPE_STRING,
9402     &setup.engine_snapshot_mode,                "engine_snapshot_mode"
9403   },
9404   {
9405     TYPE_INTEGER,
9406     &setup.engine_snapshot_memory,              "engine_snapshot_memory"
9407   },
9408   {
9409     TYPE_SWITCH,
9410     &setup.fade_screens,                        "fade_screens"
9411   },
9412   {
9413     TYPE_SWITCH,
9414     &setup.autorecord,                          "automatic_tape_recording"
9415   },
9416   {
9417     TYPE_SWITCH,
9418     &setup.auto_pause_on_start,                 "auto_pause_on_start"
9419   },
9420   {
9421     TYPE_SWITCH,
9422     &setup.show_titlescreen,                    "show_titlescreen"
9423   },
9424   {
9425     TYPE_SWITCH,
9426     &setup.quick_doors,                         "quick_doors"
9427   },
9428   {
9429     TYPE_SWITCH,
9430     &setup.team_mode,                           "team_mode"
9431   },
9432   {
9433     TYPE_SWITCH,
9434     &setup.handicap,                            "handicap"
9435   },
9436   {
9437     TYPE_SWITCH,
9438     &setup.skip_levels,                         "skip_levels"
9439   },
9440   {
9441     TYPE_SWITCH,
9442     &setup.increment_levels,                    "increment_levels"
9443   },
9444   {
9445     TYPE_SWITCH,
9446     &setup.auto_play_next_level,                "auto_play_next_level"
9447   },
9448   {
9449     TYPE_SWITCH,
9450     &setup.count_score_after_game,              "count_score_after_game"
9451   },
9452   {
9453     TYPE_SWITCH,
9454     &setup.show_scores_after_game,              "show_scores_after_game"
9455   },
9456   {
9457     TYPE_SWITCH,
9458     &setup.time_limit,                          "time_limit"
9459   },
9460   {
9461     TYPE_SWITCH,
9462     &setup.fullscreen,                          "fullscreen"
9463   },
9464   {
9465     TYPE_INTEGER,
9466     &setup.window_scaling_percent,              "window_scaling_percent"
9467   },
9468   {
9469     TYPE_STRING,
9470     &setup.window_scaling_quality,              "window_scaling_quality"
9471   },
9472   {
9473     TYPE_STRING,
9474     &setup.screen_rendering_mode,               "screen_rendering_mode"
9475   },
9476   {
9477     TYPE_STRING,
9478     &setup.vsync_mode,                          "vsync_mode"
9479   },
9480   {
9481     TYPE_SWITCH,
9482     &setup.ask_on_escape,                       "ask_on_escape"
9483   },
9484   {
9485     TYPE_SWITCH,
9486     &setup.ask_on_escape_editor,                "ask_on_escape_editor"
9487   },
9488   {
9489     TYPE_SWITCH,
9490     &setup.ask_on_game_over,                    "ask_on_game_over"
9491   },
9492   {
9493     TYPE_SWITCH,
9494     &setup.ask_on_quit_game,                    "ask_on_quit_game"
9495   },
9496   {
9497     TYPE_SWITCH,
9498     &setup.ask_on_quit_program,                 "ask_on_quit_program"
9499   },
9500   {
9501     TYPE_SWITCH,
9502     &setup.quick_switch,                        "quick_player_switch"
9503   },
9504   {
9505     TYPE_SWITCH,
9506     &setup.input_on_focus,                      "input_on_focus"
9507   },
9508   {
9509     TYPE_SWITCH,
9510     &setup.prefer_aga_graphics,                 "prefer_aga_graphics"
9511   },
9512   {
9513     TYPE_SWITCH,
9514     &setup.prefer_lowpass_sounds,               "prefer_lowpass_sounds"
9515   },
9516   {
9517     TYPE_SWITCH,
9518     &setup.prefer_extra_panel_items,            "prefer_extra_panel_items"
9519   },
9520   {
9521     TYPE_SWITCH,
9522     &setup.game_speed_extended,                 "game_speed_extended"
9523   },
9524   {
9525     TYPE_INTEGER,
9526     &setup.game_frame_delay,                    "game_frame_delay"
9527   },
9528   {
9529     TYPE_SWITCH,
9530     &setup.sp_show_border_elements,             "sp_show_border_elements"
9531   },
9532   {
9533     TYPE_SWITCH,
9534     &setup.small_game_graphics,                 "small_game_graphics"
9535   },
9536   {
9537     TYPE_SWITCH,
9538     &setup.show_load_save_buttons,              "show_load_save_buttons"
9539   },
9540   {
9541     TYPE_SWITCH,
9542     &setup.show_undo_redo_buttons,              "show_undo_redo_buttons"
9543   },
9544   {
9545     TYPE_STRING,
9546     &setup.scores_in_highscore_list,            "scores_in_highscore_list"
9547   },
9548   {
9549     TYPE_STRING,
9550     &setup.graphics_set,                        "graphics_set"
9551   },
9552   {
9553     TYPE_STRING,
9554     &setup.sounds_set,                          "sounds_set"
9555   },
9556   {
9557     TYPE_STRING,
9558     &setup.music_set,                           "music_set"
9559   },
9560   {
9561     TYPE_SWITCH3,
9562     &setup.override_level_graphics,             "override_level_graphics"
9563   },
9564   {
9565     TYPE_SWITCH3,
9566     &setup.override_level_sounds,               "override_level_sounds"
9567   },
9568   {
9569     TYPE_SWITCH3,
9570     &setup.override_level_music,                "override_level_music"
9571   },
9572   {
9573     TYPE_INTEGER,
9574     &setup.volume_simple,                       "volume_simple"
9575   },
9576   {
9577     TYPE_INTEGER,
9578     &setup.volume_loops,                        "volume_loops"
9579   },
9580   {
9581     TYPE_INTEGER,
9582     &setup.volume_music,                        "volume_music"
9583   },
9584   {
9585     TYPE_SWITCH,
9586     &setup.network_mode,                        "network_mode"
9587   },
9588   {
9589     TYPE_PLAYER,
9590     &setup.network_player_nr,                   "network_player"
9591   },
9592   {
9593     TYPE_STRING,
9594     &setup.network_server_hostname,             "network_server_hostname"
9595   },
9596   {
9597     TYPE_STRING,
9598     &setup.touch.control_type,                  "touch.control_type"
9599   },
9600   {
9601     TYPE_INTEGER,
9602     &setup.touch.move_distance,                 "touch.move_distance"
9603   },
9604   {
9605     TYPE_INTEGER,
9606     &setup.touch.drop_distance,                 "touch.drop_distance"
9607   },
9608   {
9609     TYPE_INTEGER,
9610     &setup.touch.transparency,                  "touch.transparency"
9611   },
9612   {
9613     TYPE_INTEGER,
9614     &setup.touch.draw_outlined,                 "touch.draw_outlined"
9615   },
9616   {
9617     TYPE_INTEGER,
9618     &setup.touch.draw_pressed,                  "touch.draw_pressed"
9619   },
9620   {
9621     TYPE_INTEGER,
9622     &setup.touch.grid_xsize[0],                 "touch.virtual_buttons.0.xsize"
9623   },
9624   {
9625     TYPE_INTEGER,
9626     &setup.touch.grid_ysize[0],                 "touch.virtual_buttons.0.ysize"
9627   },
9628   {
9629     TYPE_INTEGER,
9630     &setup.touch.grid_xsize[1],                 "touch.virtual_buttons.1.xsize"
9631   },
9632   {
9633     TYPE_INTEGER,
9634     &setup.touch.grid_ysize[1],                 "touch.virtual_buttons.1.ysize"
9635   },
9636 };
9637
9638 static struct TokenInfo auto_setup_tokens[] =
9639 {
9640   {
9641     TYPE_INTEGER,
9642     &setup.auto_setup.editor_zoom_tilesize,     "editor.zoom_tilesize"
9643   },
9644 };
9645
9646 static struct TokenInfo server_setup_tokens[] =
9647 {
9648   {
9649     TYPE_STRING,
9650     &setup.player_uuid,                         "player_uuid"
9651   },
9652   {
9653     TYPE_INTEGER,
9654     &setup.player_version,                      "player_version"
9655   },
9656   {
9657     TYPE_SWITCH,
9658     &setup.use_api_server,          TEST_PREFIX "use_api_server"
9659   },
9660   {
9661     TYPE_STRING,
9662     &setup.api_server_hostname,     TEST_PREFIX "api_server_hostname"
9663   },
9664   {
9665     TYPE_STRING,
9666     &setup.api_server_password,     TEST_PREFIX "api_server_password"
9667   },
9668   {
9669     TYPE_SWITCH,
9670     &setup.ask_for_uploading_tapes, TEST_PREFIX "ask_for_uploading_tapes"
9671   },
9672   {
9673     TYPE_SWITCH,
9674     &setup.ask_for_remaining_tapes, TEST_PREFIX "ask_for_remaining_tapes"
9675   },
9676   {
9677     TYPE_SWITCH,
9678     &setup.provide_uploading_tapes, TEST_PREFIX "provide_uploading_tapes"
9679   },
9680   {
9681     TYPE_SWITCH,
9682     &setup.ask_for_using_api_server,TEST_PREFIX "ask_for_using_api_server"
9683   },
9684   {
9685     TYPE_SWITCH,
9686     &setup.has_remaining_tapes,     TEST_PREFIX "has_remaining_tapes"
9687   },
9688 };
9689
9690 static struct TokenInfo editor_setup_tokens[] =
9691 {
9692   {
9693     TYPE_SWITCH,
9694     &setup.editor.el_classic,                   "editor.el_classic"
9695   },
9696   {
9697     TYPE_SWITCH,
9698     &setup.editor.el_custom,                    "editor.el_custom"
9699   },
9700   {
9701     TYPE_SWITCH,
9702     &setup.editor.el_user_defined,              "editor.el_user_defined"
9703   },
9704   {
9705     TYPE_SWITCH,
9706     &setup.editor.el_dynamic,                   "editor.el_dynamic"
9707   },
9708   {
9709     TYPE_SWITCH,
9710     &setup.editor.el_headlines,                 "editor.el_headlines"
9711   },
9712   {
9713     TYPE_SWITCH,
9714     &setup.editor.show_element_token,           "editor.show_element_token"
9715   },
9716   {
9717     TYPE_SWITCH,
9718     &setup.editor.show_read_only_warning,       "editor.show_read_only_warning"
9719   },
9720 };
9721
9722 static struct TokenInfo editor_cascade_setup_tokens[] =
9723 {
9724   {
9725     TYPE_SWITCH,
9726     &setup.editor_cascade.el_bd,                "editor.cascade.el_bd"
9727   },
9728   {
9729     TYPE_SWITCH,
9730     &setup.editor_cascade.el_em,                "editor.cascade.el_em"
9731   },
9732   {
9733     TYPE_SWITCH,
9734     &setup.editor_cascade.el_emc,               "editor.cascade.el_emc"
9735   },
9736   {
9737     TYPE_SWITCH,
9738     &setup.editor_cascade.el_rnd,               "editor.cascade.el_rnd"
9739   },
9740   {
9741     TYPE_SWITCH,
9742     &setup.editor_cascade.el_sb,                "editor.cascade.el_sb"
9743   },
9744   {
9745     TYPE_SWITCH,
9746     &setup.editor_cascade.el_sp,                "editor.cascade.el_sp"
9747   },
9748   {
9749     TYPE_SWITCH,
9750     &setup.editor_cascade.el_dc,                "editor.cascade.el_dc"
9751   },
9752   {
9753     TYPE_SWITCH,
9754     &setup.editor_cascade.el_dx,                "editor.cascade.el_dx"
9755   },
9756   {
9757     TYPE_SWITCH,
9758     &setup.editor_cascade.el_mm,                "editor.cascade.el_mm"
9759   },
9760   {
9761     TYPE_SWITCH,
9762     &setup.editor_cascade.el_df,                "editor.cascade.el_df"
9763   },
9764   {
9765     TYPE_SWITCH,
9766     &setup.editor_cascade.el_chars,             "editor.cascade.el_chars"
9767   },
9768   {
9769     TYPE_SWITCH,
9770     &setup.editor_cascade.el_steel_chars,       "editor.cascade.el_steel_chars"
9771   },
9772   {
9773     TYPE_SWITCH,
9774     &setup.editor_cascade.el_ce,                "editor.cascade.el_ce"
9775   },
9776   {
9777     TYPE_SWITCH,
9778     &setup.editor_cascade.el_ge,                "editor.cascade.el_ge"
9779   },
9780   {
9781     TYPE_SWITCH,
9782     &setup.editor_cascade.el_es,                "editor.cascade.el_es"
9783   },
9784   {
9785     TYPE_SWITCH,
9786     &setup.editor_cascade.el_ref,               "editor.cascade.el_ref"
9787   },
9788   {
9789     TYPE_SWITCH,
9790     &setup.editor_cascade.el_user,              "editor.cascade.el_user"
9791   },
9792   {
9793     TYPE_SWITCH,
9794     &setup.editor_cascade.el_dynamic,           "editor.cascade.el_dynamic"
9795   },
9796 };
9797
9798 static struct TokenInfo shortcut_setup_tokens[] =
9799 {
9800   {
9801     TYPE_KEY_X11,
9802     &setup.shortcut.save_game,                  "shortcut.save_game"
9803   },
9804   {
9805     TYPE_KEY_X11,
9806     &setup.shortcut.load_game,                  "shortcut.load_game"
9807   },
9808   {
9809     TYPE_KEY_X11,
9810     &setup.shortcut.restart_game,               "shortcut.restart_game"
9811   },
9812   {
9813     TYPE_KEY_X11,
9814     &setup.shortcut.pause_before_end,           "shortcut.pause_before_end"
9815   },
9816   {
9817     TYPE_KEY_X11,
9818     &setup.shortcut.toggle_pause,               "shortcut.toggle_pause"
9819   },
9820   {
9821     TYPE_KEY_X11,
9822     &setup.shortcut.focus_player[0],            "shortcut.focus_player_1"
9823   },
9824   {
9825     TYPE_KEY_X11,
9826     &setup.shortcut.focus_player[1],            "shortcut.focus_player_2"
9827   },
9828   {
9829     TYPE_KEY_X11,
9830     &setup.shortcut.focus_player[2],            "shortcut.focus_player_3"
9831   },
9832   {
9833     TYPE_KEY_X11,
9834     &setup.shortcut.focus_player[3],            "shortcut.focus_player_4"
9835   },
9836   {
9837     TYPE_KEY_X11,
9838     &setup.shortcut.focus_player_all,           "shortcut.focus_player_all"
9839   },
9840   {
9841     TYPE_KEY_X11,
9842     &setup.shortcut.tape_eject,                 "shortcut.tape_eject"
9843   },
9844   {
9845     TYPE_KEY_X11,
9846     &setup.shortcut.tape_extra,                 "shortcut.tape_extra"
9847   },
9848   {
9849     TYPE_KEY_X11,
9850     &setup.shortcut.tape_stop,                  "shortcut.tape_stop"
9851   },
9852   {
9853     TYPE_KEY_X11,
9854     &setup.shortcut.tape_pause,                 "shortcut.tape_pause"
9855   },
9856   {
9857     TYPE_KEY_X11,
9858     &setup.shortcut.tape_record,                "shortcut.tape_record"
9859   },
9860   {
9861     TYPE_KEY_X11,
9862     &setup.shortcut.tape_play,                  "shortcut.tape_play"
9863   },
9864   {
9865     TYPE_KEY_X11,
9866     &setup.shortcut.sound_simple,               "shortcut.sound_simple"
9867   },
9868   {
9869     TYPE_KEY_X11,
9870     &setup.shortcut.sound_loops,                "shortcut.sound_loops"
9871   },
9872   {
9873     TYPE_KEY_X11,
9874     &setup.shortcut.sound_music,                "shortcut.sound_music"
9875   },
9876   {
9877     TYPE_KEY_X11,
9878     &setup.shortcut.snap_left,                  "shortcut.snap_left"
9879   },
9880   {
9881     TYPE_KEY_X11,
9882     &setup.shortcut.snap_right,                 "shortcut.snap_right"
9883   },
9884   {
9885     TYPE_KEY_X11,
9886     &setup.shortcut.snap_up,                    "shortcut.snap_up"
9887   },
9888   {
9889     TYPE_KEY_X11,
9890     &setup.shortcut.snap_down,                  "shortcut.snap_down"
9891   },
9892 };
9893
9894 static struct SetupInputInfo setup_input;
9895 static struct TokenInfo player_setup_tokens[] =
9896 {
9897   {
9898     TYPE_BOOLEAN,
9899     &setup_input.use_joystick,                  ".use_joystick"
9900   },
9901   {
9902     TYPE_STRING,
9903     &setup_input.joy.device_name,               ".joy.device_name"
9904   },
9905   {
9906     TYPE_INTEGER,
9907     &setup_input.joy.xleft,                     ".joy.xleft"
9908   },
9909   {
9910     TYPE_INTEGER,
9911     &setup_input.joy.xmiddle,                   ".joy.xmiddle"
9912   },
9913   {
9914     TYPE_INTEGER,
9915     &setup_input.joy.xright,                    ".joy.xright"
9916   },
9917   {
9918     TYPE_INTEGER,
9919     &setup_input.joy.yupper,                    ".joy.yupper"
9920   },
9921   {
9922     TYPE_INTEGER,
9923     &setup_input.joy.ymiddle,                   ".joy.ymiddle"
9924   },
9925   {
9926     TYPE_INTEGER,
9927     &setup_input.joy.ylower,                    ".joy.ylower"
9928   },
9929   {
9930     TYPE_INTEGER,
9931     &setup_input.joy.snap,                      ".joy.snap_field"
9932   },
9933   {
9934     TYPE_INTEGER,
9935     &setup_input.joy.drop,                      ".joy.place_bomb"
9936   },
9937   {
9938     TYPE_KEY_X11,
9939     &setup_input.key.left,                      ".key.move_left"
9940   },
9941   {
9942     TYPE_KEY_X11,
9943     &setup_input.key.right,                     ".key.move_right"
9944   },
9945   {
9946     TYPE_KEY_X11,
9947     &setup_input.key.up,                        ".key.move_up"
9948   },
9949   {
9950     TYPE_KEY_X11,
9951     &setup_input.key.down,                      ".key.move_down"
9952   },
9953   {
9954     TYPE_KEY_X11,
9955     &setup_input.key.snap,                      ".key.snap_field"
9956   },
9957   {
9958     TYPE_KEY_X11,
9959     &setup_input.key.drop,                      ".key.place_bomb"
9960   },
9961 };
9962
9963 static struct TokenInfo system_setup_tokens[] =
9964 {
9965   {
9966     TYPE_STRING,
9967     &setup.system.sdl_renderdriver,             "system.sdl_renderdriver"
9968   },
9969   {
9970     TYPE_STRING,
9971     &setup.system.sdl_videodriver,              "system.sdl_videodriver"
9972   },
9973   {
9974     TYPE_STRING,
9975     &setup.system.sdl_audiodriver,              "system.sdl_audiodriver"
9976   },
9977   {
9978     TYPE_INTEGER,
9979     &setup.system.audio_fragment_size,          "system.audio_fragment_size"
9980   },
9981 };
9982
9983 static struct TokenInfo internal_setup_tokens[] =
9984 {
9985   {
9986     TYPE_STRING,
9987     &setup.internal.program_title,              "program_title"
9988   },
9989   {
9990     TYPE_STRING,
9991     &setup.internal.program_version,            "program_version"
9992   },
9993   {
9994     TYPE_STRING,
9995     &setup.internal.program_author,             "program_author"
9996   },
9997   {
9998     TYPE_STRING,
9999     &setup.internal.program_email,              "program_email"
10000   },
10001   {
10002     TYPE_STRING,
10003     &setup.internal.program_website,            "program_website"
10004   },
10005   {
10006     TYPE_STRING,
10007     &setup.internal.program_copyright,          "program_copyright"
10008   },
10009   {
10010     TYPE_STRING,
10011     &setup.internal.program_company,            "program_company"
10012   },
10013   {
10014     TYPE_STRING,
10015     &setup.internal.program_icon_file,          "program_icon_file"
10016   },
10017   {
10018     TYPE_STRING,
10019     &setup.internal.default_graphics_set,       "default_graphics_set"
10020   },
10021   {
10022     TYPE_STRING,
10023     &setup.internal.default_sounds_set,         "default_sounds_set"
10024   },
10025   {
10026     TYPE_STRING,
10027     &setup.internal.default_music_set,          "default_music_set"
10028   },
10029   {
10030     TYPE_STRING,
10031     &setup.internal.fallback_graphics_file,     "fallback_graphics_file"
10032   },
10033   {
10034     TYPE_STRING,
10035     &setup.internal.fallback_sounds_file,       "fallback_sounds_file"
10036   },
10037   {
10038     TYPE_STRING,
10039     &setup.internal.fallback_music_file,        "fallback_music_file"
10040   },
10041   {
10042     TYPE_STRING,
10043     &setup.internal.default_level_series,       "default_level_series"
10044   },
10045   {
10046     TYPE_INTEGER,
10047     &setup.internal.default_window_width,       "default_window_width"
10048   },
10049   {
10050     TYPE_INTEGER,
10051     &setup.internal.default_window_height,      "default_window_height"
10052   },
10053   {
10054     TYPE_BOOLEAN,
10055     &setup.internal.choose_from_top_leveldir,   "choose_from_top_leveldir"
10056   },
10057   {
10058     TYPE_BOOLEAN,
10059     &setup.internal.show_scaling_in_title,      "show_scaling_in_title"
10060   },
10061   {
10062     TYPE_BOOLEAN,
10063     &setup.internal.create_user_levelset,       "create_user_levelset"
10064   },
10065   {
10066     TYPE_BOOLEAN,
10067     &setup.internal.menu_game,                  "menu_game"
10068   },
10069   {
10070     TYPE_BOOLEAN,
10071     &setup.internal.menu_editor,                "menu_editor"
10072   },
10073   {
10074     TYPE_BOOLEAN,
10075     &setup.internal.menu_graphics,              "menu_graphics"
10076   },
10077   {
10078     TYPE_BOOLEAN,
10079     &setup.internal.menu_sound,                 "menu_sound"
10080   },
10081   {
10082     TYPE_BOOLEAN,
10083     &setup.internal.menu_artwork,               "menu_artwork"
10084   },
10085   {
10086     TYPE_BOOLEAN,
10087     &setup.internal.menu_input,                 "menu_input"
10088   },
10089   {
10090     TYPE_BOOLEAN,
10091     &setup.internal.menu_touch,                 "menu_touch"
10092   },
10093   {
10094     TYPE_BOOLEAN,
10095     &setup.internal.menu_shortcuts,             "menu_shortcuts"
10096   },
10097   {
10098     TYPE_BOOLEAN,
10099     &setup.internal.menu_exit,                  "menu_exit"
10100   },
10101   {
10102     TYPE_BOOLEAN,
10103     &setup.internal.menu_save_and_exit,         "menu_save_and_exit"
10104   },
10105   {
10106     TYPE_BOOLEAN,
10107     &setup.internal.info_title,                 "info_title"
10108   },
10109   {
10110     TYPE_BOOLEAN,
10111     &setup.internal.info_elements,              "info_elements"
10112   },
10113   {
10114     TYPE_BOOLEAN,
10115     &setup.internal.info_music,                 "info_music"
10116   },
10117   {
10118     TYPE_BOOLEAN,
10119     &setup.internal.info_credits,               "info_credits"
10120   },
10121   {
10122     TYPE_BOOLEAN,
10123     &setup.internal.info_program,               "info_program"
10124   },
10125   {
10126     TYPE_BOOLEAN,
10127     &setup.internal.info_version,               "info_version"
10128   },
10129   {
10130     TYPE_BOOLEAN,
10131     &setup.internal.info_levelset,              "info_levelset"
10132   },
10133   {
10134     TYPE_BOOLEAN,
10135     &setup.internal.info_exit,                  "info_exit"
10136   },
10137 };
10138
10139 static struct TokenInfo debug_setup_tokens[] =
10140 {
10141   {
10142     TYPE_INTEGER,
10143     &setup.debug.frame_delay[0],                "debug.frame_delay_0"
10144   },
10145   {
10146     TYPE_INTEGER,
10147     &setup.debug.frame_delay[1],                "debug.frame_delay_1"
10148   },
10149   {
10150     TYPE_INTEGER,
10151     &setup.debug.frame_delay[2],                "debug.frame_delay_2"
10152   },
10153   {
10154     TYPE_INTEGER,
10155     &setup.debug.frame_delay[3],                "debug.frame_delay_3"
10156   },
10157   {
10158     TYPE_INTEGER,
10159     &setup.debug.frame_delay[4],                "debug.frame_delay_4"
10160   },
10161   {
10162     TYPE_INTEGER,
10163     &setup.debug.frame_delay[5],                "debug.frame_delay_5"
10164   },
10165   {
10166     TYPE_INTEGER,
10167     &setup.debug.frame_delay[6],                "debug.frame_delay_6"
10168   },
10169   {
10170     TYPE_INTEGER,
10171     &setup.debug.frame_delay[7],                "debug.frame_delay_7"
10172   },
10173   {
10174     TYPE_INTEGER,
10175     &setup.debug.frame_delay[8],                "debug.frame_delay_8"
10176   },
10177   {
10178     TYPE_INTEGER,
10179     &setup.debug.frame_delay[9],                "debug.frame_delay_9"
10180   },
10181   {
10182     TYPE_KEY_X11,
10183     &setup.debug.frame_delay_key[0],            "debug.key.frame_delay_0"
10184   },
10185   {
10186     TYPE_KEY_X11,
10187     &setup.debug.frame_delay_key[1],            "debug.key.frame_delay_1"
10188   },
10189   {
10190     TYPE_KEY_X11,
10191     &setup.debug.frame_delay_key[2],            "debug.key.frame_delay_2"
10192   },
10193   {
10194     TYPE_KEY_X11,
10195     &setup.debug.frame_delay_key[3],            "debug.key.frame_delay_3"
10196   },
10197   {
10198     TYPE_KEY_X11,
10199     &setup.debug.frame_delay_key[4],            "debug.key.frame_delay_4"
10200   },
10201   {
10202     TYPE_KEY_X11,
10203     &setup.debug.frame_delay_key[5],            "debug.key.frame_delay_5"
10204   },
10205   {
10206     TYPE_KEY_X11,
10207     &setup.debug.frame_delay_key[6],            "debug.key.frame_delay_6"
10208   },
10209   {
10210     TYPE_KEY_X11,
10211     &setup.debug.frame_delay_key[7],            "debug.key.frame_delay_7"
10212   },
10213   {
10214     TYPE_KEY_X11,
10215     &setup.debug.frame_delay_key[8],            "debug.key.frame_delay_8"
10216   },
10217   {
10218     TYPE_KEY_X11,
10219     &setup.debug.frame_delay_key[9],            "debug.key.frame_delay_9"
10220   },
10221   {
10222     TYPE_BOOLEAN,
10223     &setup.debug.frame_delay_use_mod_key,       "debug.frame_delay.use_mod_key"},
10224   {
10225     TYPE_BOOLEAN,
10226     &setup.debug.frame_delay_game_only,         "debug.frame_delay.game_only"
10227   },
10228   {
10229     TYPE_BOOLEAN,
10230     &setup.debug.show_frames_per_second,        "debug.show_frames_per_second"
10231   },
10232   {
10233     TYPE_SWITCH3,
10234     &setup.debug.xsn_mode,                      "debug.xsn_mode"
10235   },
10236   {
10237     TYPE_INTEGER,
10238     &setup.debug.xsn_percent,                   "debug.xsn_percent"
10239   },
10240 };
10241
10242 static struct TokenInfo options_setup_tokens[] =
10243 {
10244   {
10245     TYPE_BOOLEAN,
10246     &setup.options.verbose,                     "options.verbose"
10247   },
10248 };
10249
10250 static void setSetupInfoToDefaults(struct SetupInfo *si)
10251 {
10252   int i;
10253
10254   si->player_name = getStringCopy(getDefaultUserName(user.nr));
10255
10256   si->multiple_users = TRUE;
10257
10258   si->sound = TRUE;
10259   si->sound_loops = TRUE;
10260   si->sound_music = TRUE;
10261   si->sound_simple = TRUE;
10262   si->toons = TRUE;
10263   si->scroll_delay = TRUE;
10264   si->forced_scroll_delay = FALSE;
10265   si->scroll_delay_value = STD_SCROLL_DELAY;
10266   si->engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_DEFAULT);
10267   si->engine_snapshot_memory = SNAPSHOT_MEMORY_DEFAULT;
10268   si->fade_screens = TRUE;
10269   si->autorecord = TRUE;
10270   si->auto_pause_on_start = FALSE;
10271   si->show_titlescreen = TRUE;
10272   si->quick_doors = FALSE;
10273   si->team_mode = FALSE;
10274   si->handicap = TRUE;
10275   si->skip_levels = TRUE;
10276   si->increment_levels = TRUE;
10277   si->auto_play_next_level = TRUE;
10278   si->count_score_after_game = TRUE;
10279   si->show_scores_after_game = TRUE;
10280   si->time_limit = TRUE;
10281   si->fullscreen = FALSE;
10282   si->window_scaling_percent = STD_WINDOW_SCALING_PERCENT;
10283   si->window_scaling_quality = getStringCopy(SCALING_QUALITY_DEFAULT);
10284   si->screen_rendering_mode = getStringCopy(STR_SPECIAL_RENDERING_DEFAULT);
10285   si->vsync_mode = getStringCopy(STR_VSYNC_MODE_DEFAULT);
10286   si->ask_on_escape = TRUE;
10287   si->ask_on_escape_editor = TRUE;
10288   si->ask_on_game_over = TRUE;
10289   si->ask_on_quit_game = TRUE;
10290   si->ask_on_quit_program = TRUE;
10291   si->quick_switch = FALSE;
10292   si->input_on_focus = FALSE;
10293   si->prefer_aga_graphics = TRUE;
10294   si->prefer_lowpass_sounds = FALSE;
10295   si->prefer_extra_panel_items = TRUE;
10296   si->game_speed_extended = FALSE;
10297   si->game_frame_delay = GAME_FRAME_DELAY;
10298   si->sp_show_border_elements = FALSE;
10299   si->small_game_graphics = FALSE;
10300   si->show_load_save_buttons = FALSE;
10301   si->show_undo_redo_buttons = FALSE;
10302   si->scores_in_highscore_list = getStringCopy(STR_SCORES_TYPE_DEFAULT);
10303
10304   si->graphics_set = getStringCopy(GFX_CLASSIC_SUBDIR);
10305   si->sounds_set   = getStringCopy(SND_CLASSIC_SUBDIR);
10306   si->music_set    = getStringCopy(MUS_CLASSIC_SUBDIR);
10307
10308   si->override_level_graphics = FALSE;
10309   si->override_level_sounds = FALSE;
10310   si->override_level_music = FALSE;
10311
10312   si->volume_simple = 100;              // percent
10313   si->volume_loops = 100;               // percent
10314   si->volume_music = 100;               // percent
10315
10316   si->network_mode = FALSE;
10317   si->network_player_nr = 0;            // first player
10318   si->network_server_hostname = getStringCopy(STR_NETWORK_AUTO_DETECT);
10319
10320   si->touch.control_type = getStringCopy(TOUCH_CONTROL_DEFAULT);
10321   si->touch.move_distance = TOUCH_MOVE_DISTANCE_DEFAULT;        // percent
10322   si->touch.drop_distance = TOUCH_DROP_DISTANCE_DEFAULT;        // percent
10323   si->touch.transparency = TOUCH_TRANSPARENCY_DEFAULT;          // percent
10324   si->touch.draw_outlined = TRUE;
10325   si->touch.draw_pressed = TRUE;
10326
10327   for (i = 0; i < 2; i++)
10328   {
10329     char *default_grid_button[6][2] =
10330     {
10331       { "      ", "  ^^  " },
10332       { "      ", "  ^^  " },
10333       { "      ", "<<  >>" },
10334       { "      ", "<<  >>" },
10335       { "111222", "  vv  " },
10336       { "111222", "  vv  " }
10337     };
10338     int grid_xsize = DEFAULT_GRID_XSIZE(i);
10339     int grid_ysize = DEFAULT_GRID_YSIZE(i);
10340     int min_xsize = MIN(6, grid_xsize);
10341     int min_ysize = MIN(6, grid_ysize);
10342     int startx = grid_xsize - min_xsize;
10343     int starty = grid_ysize - min_ysize;
10344     int x, y;
10345
10346     // virtual buttons grid can only be set to defaults if video is initialized
10347     // (this will be repeated if virtual buttons are not loaded from setup file)
10348     if (video.initialized)
10349     {
10350       si->touch.grid_xsize[i] = grid_xsize;
10351       si->touch.grid_ysize[i] = grid_ysize;
10352     }
10353     else
10354     {
10355       si->touch.grid_xsize[i] = -1;
10356       si->touch.grid_ysize[i] = -1;
10357     }
10358
10359     for (x = 0; x < MAX_GRID_XSIZE; x++)
10360       for (y = 0; y < MAX_GRID_YSIZE; y++)
10361         si->touch.grid_button[i][x][y] = CHAR_GRID_BUTTON_NONE;
10362
10363     for (x = 0; x < min_xsize; x++)
10364       for (y = 0; y < min_ysize; y++)
10365         si->touch.grid_button[i][x][starty + y] =
10366           default_grid_button[y][0][x];
10367
10368     for (x = 0; x < min_xsize; x++)
10369       for (y = 0; y < min_ysize; y++)
10370         si->touch.grid_button[i][startx + x][starty + y] =
10371           default_grid_button[y][1][x];
10372   }
10373
10374   si->touch.grid_initialized            = video.initialized;
10375
10376   si->editor.el_boulderdash             = TRUE;
10377   si->editor.el_emerald_mine            = TRUE;
10378   si->editor.el_emerald_mine_club       = TRUE;
10379   si->editor.el_more                    = TRUE;
10380   si->editor.el_sokoban                 = TRUE;
10381   si->editor.el_supaplex                = TRUE;
10382   si->editor.el_diamond_caves           = TRUE;
10383   si->editor.el_dx_boulderdash          = TRUE;
10384
10385   si->editor.el_mirror_magic            = TRUE;
10386   si->editor.el_deflektor               = TRUE;
10387
10388   si->editor.el_chars                   = TRUE;
10389   si->editor.el_steel_chars             = TRUE;
10390
10391   si->editor.el_classic                 = TRUE;
10392   si->editor.el_custom                  = TRUE;
10393
10394   si->editor.el_user_defined            = FALSE;
10395   si->editor.el_dynamic                 = TRUE;
10396
10397   si->editor.el_headlines               = TRUE;
10398
10399   si->editor.show_element_token         = FALSE;
10400
10401   si->editor.show_read_only_warning     = TRUE;
10402
10403   si->editor.use_template_for_new_levels = TRUE;
10404
10405   si->shortcut.save_game        = DEFAULT_KEY_SAVE_GAME;
10406   si->shortcut.load_game        = DEFAULT_KEY_LOAD_GAME;
10407   si->shortcut.restart_game     = DEFAULT_KEY_RESTART_GAME;
10408   si->shortcut.pause_before_end = DEFAULT_KEY_PAUSE_BEFORE_END;
10409   si->shortcut.toggle_pause     = DEFAULT_KEY_TOGGLE_PAUSE;
10410
10411   si->shortcut.focus_player[0]  = DEFAULT_KEY_FOCUS_PLAYER_1;
10412   si->shortcut.focus_player[1]  = DEFAULT_KEY_FOCUS_PLAYER_2;
10413   si->shortcut.focus_player[2]  = DEFAULT_KEY_FOCUS_PLAYER_3;
10414   si->shortcut.focus_player[3]  = DEFAULT_KEY_FOCUS_PLAYER_4;
10415   si->shortcut.focus_player_all = DEFAULT_KEY_FOCUS_PLAYER_ALL;
10416
10417   si->shortcut.tape_eject       = DEFAULT_KEY_TAPE_EJECT;
10418   si->shortcut.tape_extra       = DEFAULT_KEY_TAPE_EXTRA;
10419   si->shortcut.tape_stop        = DEFAULT_KEY_TAPE_STOP;
10420   si->shortcut.tape_pause       = DEFAULT_KEY_TAPE_PAUSE;
10421   si->shortcut.tape_record      = DEFAULT_KEY_TAPE_RECORD;
10422   si->shortcut.tape_play        = DEFAULT_KEY_TAPE_PLAY;
10423
10424   si->shortcut.sound_simple     = DEFAULT_KEY_SOUND_SIMPLE;
10425   si->shortcut.sound_loops      = DEFAULT_KEY_SOUND_LOOPS;
10426   si->shortcut.sound_music      = DEFAULT_KEY_SOUND_MUSIC;
10427
10428   si->shortcut.snap_left        = DEFAULT_KEY_SNAP_LEFT;
10429   si->shortcut.snap_right       = DEFAULT_KEY_SNAP_RIGHT;
10430   si->shortcut.snap_up          = DEFAULT_KEY_SNAP_UP;
10431   si->shortcut.snap_down        = DEFAULT_KEY_SNAP_DOWN;
10432
10433   for (i = 0; i < MAX_PLAYERS; i++)
10434   {
10435     si->input[i].use_joystick = FALSE;
10436     si->input[i].joy.device_name=getStringCopy(getDeviceNameFromJoystickNr(i));
10437     si->input[i].joy.xleft   = JOYSTICK_XLEFT;
10438     si->input[i].joy.xmiddle = JOYSTICK_XMIDDLE;
10439     si->input[i].joy.xright  = JOYSTICK_XRIGHT;
10440     si->input[i].joy.yupper  = JOYSTICK_YUPPER;
10441     si->input[i].joy.ymiddle = JOYSTICK_YMIDDLE;
10442     si->input[i].joy.ylower  = JOYSTICK_YLOWER;
10443     si->input[i].joy.snap  = (i == 0 ? JOY_BUTTON_1 : 0);
10444     si->input[i].joy.drop  = (i == 0 ? JOY_BUTTON_2 : 0);
10445     si->input[i].key.left  = (i == 0 ? DEFAULT_KEY_LEFT  : KSYM_UNDEFINED);
10446     si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KSYM_UNDEFINED);
10447     si->input[i].key.up    = (i == 0 ? DEFAULT_KEY_UP    : KSYM_UNDEFINED);
10448     si->input[i].key.down  = (i == 0 ? DEFAULT_KEY_DOWN  : KSYM_UNDEFINED);
10449     si->input[i].key.snap  = (i == 0 ? DEFAULT_KEY_SNAP  : KSYM_UNDEFINED);
10450     si->input[i].key.drop  = (i == 0 ? DEFAULT_KEY_DROP  : KSYM_UNDEFINED);
10451   }
10452
10453   si->system.sdl_renderdriver = getStringCopy(ARG_DEFAULT);
10454   si->system.sdl_videodriver = getStringCopy(ARG_DEFAULT);
10455   si->system.sdl_audiodriver = getStringCopy(ARG_DEFAULT);
10456   si->system.audio_fragment_size = DEFAULT_AUDIO_FRAGMENT_SIZE;
10457
10458   si->internal.program_title     = getStringCopy(PROGRAM_TITLE_STRING);
10459   si->internal.program_version   = getStringCopy(getProgramRealVersionString());
10460   si->internal.program_author    = getStringCopy(PROGRAM_AUTHOR_STRING);
10461   si->internal.program_email     = getStringCopy(PROGRAM_EMAIL_STRING);
10462   si->internal.program_website   = getStringCopy(PROGRAM_WEBSITE_STRING);
10463   si->internal.program_copyright = getStringCopy(PROGRAM_COPYRIGHT_STRING);
10464   si->internal.program_company   = getStringCopy(PROGRAM_COMPANY_STRING);
10465
10466   si->internal.program_icon_file = getStringCopy(PROGRAM_ICON_FILENAME);
10467
10468   si->internal.default_graphics_set = getStringCopy(GFX_CLASSIC_SUBDIR);
10469   si->internal.default_sounds_set   = getStringCopy(SND_CLASSIC_SUBDIR);
10470   si->internal.default_music_set    = getStringCopy(MUS_CLASSIC_SUBDIR);
10471
10472   si->internal.fallback_graphics_file = getStringCopy(UNDEFINED_FILENAME);
10473   si->internal.fallback_sounds_file   = getStringCopy(UNDEFINED_FILENAME);
10474   si->internal.fallback_music_file    = getStringCopy(UNDEFINED_FILENAME);
10475
10476   si->internal.default_level_series = getStringCopy(UNDEFINED_LEVELSET);
10477   si->internal.choose_from_top_leveldir = FALSE;
10478   si->internal.show_scaling_in_title = TRUE;
10479   si->internal.create_user_levelset = TRUE;
10480
10481   si->internal.default_window_width  = WIN_XSIZE_DEFAULT;
10482   si->internal.default_window_height = WIN_YSIZE_DEFAULT;
10483
10484   si->debug.frame_delay[0] = DEFAULT_FRAME_DELAY_0;
10485   si->debug.frame_delay[1] = DEFAULT_FRAME_DELAY_1;
10486   si->debug.frame_delay[2] = DEFAULT_FRAME_DELAY_2;
10487   si->debug.frame_delay[3] = DEFAULT_FRAME_DELAY_3;
10488   si->debug.frame_delay[4] = DEFAULT_FRAME_DELAY_4;
10489   si->debug.frame_delay[5] = DEFAULT_FRAME_DELAY_5;
10490   si->debug.frame_delay[6] = DEFAULT_FRAME_DELAY_6;
10491   si->debug.frame_delay[7] = DEFAULT_FRAME_DELAY_7;
10492   si->debug.frame_delay[8] = DEFAULT_FRAME_DELAY_8;
10493   si->debug.frame_delay[9] = DEFAULT_FRAME_DELAY_9;
10494
10495   si->debug.frame_delay_key[0] = DEFAULT_KEY_FRAME_DELAY_0;
10496   si->debug.frame_delay_key[1] = DEFAULT_KEY_FRAME_DELAY_1;
10497   si->debug.frame_delay_key[2] = DEFAULT_KEY_FRAME_DELAY_2;
10498   si->debug.frame_delay_key[3] = DEFAULT_KEY_FRAME_DELAY_3;
10499   si->debug.frame_delay_key[4] = DEFAULT_KEY_FRAME_DELAY_4;
10500   si->debug.frame_delay_key[5] = DEFAULT_KEY_FRAME_DELAY_5;
10501   si->debug.frame_delay_key[6] = DEFAULT_KEY_FRAME_DELAY_6;
10502   si->debug.frame_delay_key[7] = DEFAULT_KEY_FRAME_DELAY_7;
10503   si->debug.frame_delay_key[8] = DEFAULT_KEY_FRAME_DELAY_8;
10504   si->debug.frame_delay_key[9] = DEFAULT_KEY_FRAME_DELAY_9;
10505
10506   si->debug.frame_delay_use_mod_key = DEFAULT_FRAME_DELAY_USE_MOD_KEY;
10507   si->debug.frame_delay_game_only   = DEFAULT_FRAME_DELAY_GAME_ONLY;
10508
10509   si->debug.show_frames_per_second = FALSE;
10510
10511   si->debug.xsn_mode = AUTO;
10512   si->debug.xsn_percent = 0;
10513
10514   si->options.verbose = FALSE;
10515
10516 #if defined(PLATFORM_ANDROID)
10517   si->fullscreen = TRUE;
10518 #endif
10519
10520   setHideSetupEntry(&setup.debug.xsn_mode);
10521 }
10522
10523 static void setSetupInfoToDefaults_AutoSetup(struct SetupInfo *si)
10524 {
10525   si->auto_setup.editor_zoom_tilesize = MINI_TILESIZE;
10526 }
10527
10528 static void setSetupInfoToDefaults_ServerSetup(struct SetupInfo *si)
10529 {
10530   si->player_uuid = NULL;       // (will be set later)
10531   si->player_version = 1;       // (will be set later)
10532
10533   si->use_api_server = TRUE;
10534   si->api_server_hostname = getStringCopy(API_SERVER_HOSTNAME);
10535   si->api_server_password = getStringCopy(UNDEFINED_PASSWORD);
10536   si->ask_for_uploading_tapes = TRUE;
10537   si->ask_for_remaining_tapes = FALSE;
10538   si->provide_uploading_tapes = TRUE;
10539   si->ask_for_using_api_server = TRUE;
10540   si->has_remaining_tapes = FALSE;
10541 }
10542
10543 static void setSetupInfoToDefaults_EditorCascade(struct SetupInfo *si)
10544 {
10545   si->editor_cascade.el_bd              = TRUE;
10546   si->editor_cascade.el_em              = TRUE;
10547   si->editor_cascade.el_emc             = TRUE;
10548   si->editor_cascade.el_rnd             = TRUE;
10549   si->editor_cascade.el_sb              = TRUE;
10550   si->editor_cascade.el_sp              = TRUE;
10551   si->editor_cascade.el_dc              = TRUE;
10552   si->editor_cascade.el_dx              = TRUE;
10553
10554   si->editor_cascade.el_mm              = TRUE;
10555   si->editor_cascade.el_df              = TRUE;
10556
10557   si->editor_cascade.el_chars           = FALSE;
10558   si->editor_cascade.el_steel_chars     = FALSE;
10559   si->editor_cascade.el_ce              = FALSE;
10560   si->editor_cascade.el_ge              = FALSE;
10561   si->editor_cascade.el_es              = FALSE;
10562   si->editor_cascade.el_ref             = FALSE;
10563   si->editor_cascade.el_user            = FALSE;
10564   si->editor_cascade.el_dynamic         = FALSE;
10565 }
10566
10567 #define MAX_HIDE_SETUP_TOKEN_SIZE               20
10568
10569 static char *getHideSetupToken(void *setup_value)
10570 {
10571   static char hide_setup_token[MAX_HIDE_SETUP_TOKEN_SIZE];
10572
10573   if (setup_value != NULL)
10574     snprintf(hide_setup_token, MAX_HIDE_SETUP_TOKEN_SIZE, "%p", setup_value);
10575
10576   return hide_setup_token;
10577 }
10578
10579 void setHideSetupEntry(void *setup_value)
10580 {
10581   char *hide_setup_token = getHideSetupToken(setup_value);
10582
10583   if (hide_setup_hash == NULL)
10584     hide_setup_hash = newSetupFileHash();
10585
10586   if (setup_value != NULL)
10587     setHashEntry(hide_setup_hash, hide_setup_token, "");
10588 }
10589
10590 void removeHideSetupEntry(void *setup_value)
10591 {
10592   char *hide_setup_token = getHideSetupToken(setup_value);
10593
10594   if (setup_value != NULL)
10595     removeHashEntry(hide_setup_hash, hide_setup_token);
10596 }
10597
10598 boolean hideSetupEntry(void *setup_value)
10599 {
10600   char *hide_setup_token = getHideSetupToken(setup_value);
10601
10602   return (setup_value != NULL &&
10603           getHashEntry(hide_setup_hash, hide_setup_token) != NULL);
10604 }
10605
10606 static void setSetupInfoFromTokenText(SetupFileHash *setup_file_hash,
10607                                       struct TokenInfo *token_info,
10608                                       int token_nr, char *token_text)
10609 {
10610   char *token_hide_text = getStringCat2(token_text, ".hide");
10611   char *token_hide_value = getHashEntry(setup_file_hash, token_hide_text);
10612
10613   // set the value of this setup option in the setup option structure
10614   setSetupInfo(token_info, token_nr, getHashEntry(setup_file_hash, token_text));
10615
10616   // check if this setup option should be hidden in the setup menu
10617   if (token_hide_value != NULL && get_boolean_from_string(token_hide_value))
10618     setHideSetupEntry(token_info[token_nr].value);
10619
10620   free(token_hide_text);
10621 }
10622
10623 static void setSetupInfoFromTokenInfo(SetupFileHash *setup_file_hash,
10624                                       struct TokenInfo *token_info,
10625                                       int token_nr)
10626 {
10627   setSetupInfoFromTokenText(setup_file_hash, token_info, token_nr,
10628                             token_info[token_nr].text);
10629 }
10630
10631 static void decodeSetupFileHash_Default(SetupFileHash *setup_file_hash)
10632 {
10633   int i, pnr;
10634
10635   if (!setup_file_hash)
10636     return;
10637
10638   for (i = 0; i < ARRAY_SIZE(global_setup_tokens); i++)
10639     setSetupInfoFromTokenInfo(setup_file_hash, global_setup_tokens, i);
10640
10641   setup.touch.grid_initialized = TRUE;
10642   for (i = 0; i < 2; i++)
10643   {
10644     int grid_xsize = setup.touch.grid_xsize[i];
10645     int grid_ysize = setup.touch.grid_ysize[i];
10646     int x, y;
10647
10648     // if virtual buttons are not loaded from setup file, repeat initializing
10649     // virtual buttons grid with default values later when video is initialized
10650     if (grid_xsize == -1 ||
10651         grid_ysize == -1)
10652     {
10653       setup.touch.grid_initialized = FALSE;
10654
10655       continue;
10656     }
10657
10658     for (y = 0; y < grid_ysize; y++)
10659     {
10660       char token_string[MAX_LINE_LEN];
10661
10662       sprintf(token_string, "touch.virtual_buttons.%d.%02d", i, y);
10663
10664       char *value_string = getHashEntry(setup_file_hash, token_string);
10665
10666       if (value_string == NULL)
10667         continue;
10668
10669       for (x = 0; x < grid_xsize; x++)
10670       {
10671         char c = value_string[x];
10672
10673         setup.touch.grid_button[i][x][y] =
10674           (c == '.' ? CHAR_GRID_BUTTON_NONE : c);
10675       }
10676     }
10677   }
10678
10679   for (i = 0; i < ARRAY_SIZE(editor_setup_tokens); i++)
10680     setSetupInfoFromTokenInfo(setup_file_hash, editor_setup_tokens, i);
10681
10682   for (i = 0; i < ARRAY_SIZE(shortcut_setup_tokens); i++)
10683     setSetupInfoFromTokenInfo(setup_file_hash, shortcut_setup_tokens, i);
10684
10685   for (pnr = 0; pnr < MAX_PLAYERS; pnr++)
10686   {
10687     char prefix[30];
10688
10689     sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1);
10690
10691     setup_input = setup.input[pnr];
10692     for (i = 0; i < ARRAY_SIZE(player_setup_tokens); i++)
10693     {
10694       char full_token[100];
10695
10696       sprintf(full_token, "%s%s", prefix, player_setup_tokens[i].text);
10697       setSetupInfoFromTokenText(setup_file_hash, player_setup_tokens, i,
10698                                 full_token);
10699     }
10700     setup.input[pnr] = setup_input;
10701   }
10702
10703   for (i = 0; i < ARRAY_SIZE(system_setup_tokens); i++)
10704     setSetupInfoFromTokenInfo(setup_file_hash, system_setup_tokens, i);
10705
10706   for (i = 0; i < ARRAY_SIZE(internal_setup_tokens); i++)
10707     setSetupInfoFromTokenInfo(setup_file_hash, internal_setup_tokens, i);
10708
10709   for (i = 0; i < ARRAY_SIZE(debug_setup_tokens); i++)
10710     setSetupInfoFromTokenInfo(setup_file_hash, debug_setup_tokens, i);
10711
10712   for (i = 0; i < ARRAY_SIZE(options_setup_tokens); i++)
10713     setSetupInfoFromTokenInfo(setup_file_hash, options_setup_tokens, i);
10714
10715   setHideRelatedSetupEntries();
10716 }
10717
10718 static void decodeSetupFileHash_AutoSetup(SetupFileHash *setup_file_hash)
10719 {
10720   int i;
10721
10722   if (!setup_file_hash)
10723     return;
10724
10725   for (i = 0; i < ARRAY_SIZE(auto_setup_tokens); i++)
10726     setSetupInfo(auto_setup_tokens, i,
10727                  getHashEntry(setup_file_hash,
10728                               auto_setup_tokens[i].text));
10729 }
10730
10731 static void decodeSetupFileHash_ServerSetup(SetupFileHash *setup_file_hash)
10732 {
10733   int i;
10734
10735   if (!setup_file_hash)
10736     return;
10737
10738   for (i = 0; i < ARRAY_SIZE(server_setup_tokens); i++)
10739     setSetupInfo(server_setup_tokens, i,
10740                  getHashEntry(setup_file_hash,
10741                               server_setup_tokens[i].text));
10742 }
10743
10744 static void decodeSetupFileHash_EditorCascade(SetupFileHash *setup_file_hash)
10745 {
10746   int i;
10747
10748   if (!setup_file_hash)
10749     return;
10750
10751   for (i = 0; i < ARRAY_SIZE(editor_cascade_setup_tokens); i++)
10752     setSetupInfo(editor_cascade_setup_tokens, i,
10753                  getHashEntry(setup_file_hash,
10754                               editor_cascade_setup_tokens[i].text));
10755 }
10756
10757 void LoadUserNames(void)
10758 {
10759   int last_user_nr = user.nr;
10760   int i;
10761
10762   if (global.user_names != NULL)
10763   {
10764     for (i = 0; i < MAX_PLAYER_NAMES; i++)
10765       checked_free(global.user_names[i]);
10766
10767     checked_free(global.user_names);
10768   }
10769
10770   global.user_names = checked_calloc(MAX_PLAYER_NAMES * sizeof(char *));
10771
10772   for (i = 0; i < MAX_PLAYER_NAMES; i++)
10773   {
10774     user.nr = i;
10775
10776     SetupFileHash *setup_file_hash = loadSetupFileHash(getSetupFilename());
10777
10778     if (setup_file_hash)
10779     {
10780       char *player_name = getHashEntry(setup_file_hash, "player_name");
10781
10782       global.user_names[i] = getFixedUserName(player_name);
10783
10784       freeSetupFileHash(setup_file_hash);
10785     }
10786
10787     if (global.user_names[i] == NULL)
10788       global.user_names[i] = getStringCopy(getDefaultUserName(i));
10789   }
10790
10791   user.nr = last_user_nr;
10792 }
10793
10794 void LoadSetupFromFilename(char *filename)
10795 {
10796   SetupFileHash *setup_file_hash = loadSetupFileHash(filename);
10797
10798   if (setup_file_hash)
10799   {
10800     decodeSetupFileHash_Default(setup_file_hash);
10801
10802     freeSetupFileHash(setup_file_hash);
10803   }
10804   else
10805   {
10806     Debug("setup", "using default setup values");
10807   }
10808 }
10809
10810 static void LoadSetup_SpecialPostProcessing(void)
10811 {
10812   char *player_name_new;
10813
10814   // needed to work around problems with fixed length strings
10815   player_name_new = getFixedUserName(setup.player_name);
10816   free(setup.player_name);
10817   setup.player_name = player_name_new;
10818
10819   // "scroll_delay: on(3) / off(0)" was replaced by scroll delay value
10820   if (setup.scroll_delay == FALSE)
10821   {
10822     setup.scroll_delay_value = MIN_SCROLL_DELAY;
10823     setup.scroll_delay = TRUE;                  // now always "on"
10824   }
10825
10826   // make sure that scroll delay value stays inside valid range
10827   setup.scroll_delay_value =
10828     MIN(MAX(MIN_SCROLL_DELAY, setup.scroll_delay_value), MAX_SCROLL_DELAY);
10829 }
10830
10831 void LoadSetup_Default(void)
10832 {
10833   char *filename;
10834
10835   // always start with reliable default values
10836   setSetupInfoToDefaults(&setup);
10837
10838   // try to load setup values from default setup file
10839   filename = getDefaultSetupFilename();
10840
10841   if (fileExists(filename))
10842     LoadSetupFromFilename(filename);
10843
10844   // try to load setup values from platform setup file
10845   filename = getPlatformSetupFilename();
10846
10847   if (fileExists(filename))
10848     LoadSetupFromFilename(filename);
10849
10850   // try to load setup values from user setup file
10851   filename = getSetupFilename();
10852
10853   LoadSetupFromFilename(filename);
10854
10855   LoadSetup_SpecialPostProcessing();
10856 }
10857
10858 void LoadSetup_AutoSetup(void)
10859 {
10860   char *filename = getPath2(getSetupDir(), AUTOSETUP_FILENAME);
10861   SetupFileHash *setup_file_hash = NULL;
10862
10863   // always start with reliable default values
10864   setSetupInfoToDefaults_AutoSetup(&setup);
10865
10866   setup_file_hash = loadSetupFileHash(filename);
10867
10868   if (setup_file_hash)
10869   {
10870     decodeSetupFileHash_AutoSetup(setup_file_hash);
10871
10872     freeSetupFileHash(setup_file_hash);
10873   }
10874
10875   free(filename);
10876 }
10877
10878 void LoadSetup_ServerSetup(void)
10879 {
10880   char *filename = getPath2(getSetupDir(), SERVERSETUP_FILENAME);
10881   SetupFileHash *setup_file_hash = NULL;
10882
10883   // always start with reliable default values
10884   setSetupInfoToDefaults_ServerSetup(&setup);
10885
10886   setup_file_hash = loadSetupFileHash(filename);
10887
10888   if (setup_file_hash)
10889   {
10890     decodeSetupFileHash_ServerSetup(setup_file_hash);
10891
10892     freeSetupFileHash(setup_file_hash);
10893   }
10894
10895   free(filename);
10896
10897   if (setup.player_uuid == NULL)
10898   {
10899     // player UUID does not yet exist in setup file
10900     setup.player_uuid = getStringCopy(getUUID());
10901     setup.player_version = 2;
10902
10903     SaveSetup_ServerSetup();
10904   }
10905 }
10906
10907 void LoadSetup_EditorCascade(void)
10908 {
10909   char *filename = getPath2(getSetupDir(), EDITORCASCADE_FILENAME);
10910   SetupFileHash *setup_file_hash = NULL;
10911
10912   // always start with reliable default values
10913   setSetupInfoToDefaults_EditorCascade(&setup);
10914
10915   setup_file_hash = loadSetupFileHash(filename);
10916
10917   if (setup_file_hash)
10918   {
10919     decodeSetupFileHash_EditorCascade(setup_file_hash);
10920
10921     freeSetupFileHash(setup_file_hash);
10922   }
10923
10924   free(filename);
10925 }
10926
10927 void LoadSetup(void)
10928 {
10929   LoadSetup_Default();
10930   LoadSetup_AutoSetup();
10931   LoadSetup_ServerSetup();
10932   LoadSetup_EditorCascade();
10933 }
10934
10935 static void addGameControllerMappingToHash(SetupFileHash *mappings_hash,
10936                                            char *mapping_line)
10937 {
10938   char mapping_guid[MAX_LINE_LEN];
10939   char *mapping_start, *mapping_end;
10940
10941   // get GUID from game controller mapping line: copy complete line
10942   strncpy(mapping_guid, mapping_line, MAX_LINE_LEN - 1);
10943   mapping_guid[MAX_LINE_LEN - 1] = '\0';
10944
10945   // get GUID from game controller mapping line: cut after GUID part
10946   mapping_start = strchr(mapping_guid, ',');
10947   if (mapping_start != NULL)
10948     *mapping_start = '\0';
10949
10950   // cut newline from game controller mapping line
10951   mapping_end = strchr(mapping_line, '\n');
10952   if (mapping_end != NULL)
10953     *mapping_end = '\0';
10954
10955   // add mapping entry to game controller mappings hash
10956   setHashEntry(mappings_hash, mapping_guid, mapping_line);
10957 }
10958
10959 static void LoadSetup_ReadGameControllerMappings(SetupFileHash *mappings_hash,
10960                                                  char *filename)
10961 {
10962   FILE *file;
10963
10964   if (!(file = fopen(filename, MODE_READ)))
10965   {
10966     Warn("cannot read game controller mappings file '%s'", filename);
10967
10968     return;
10969   }
10970
10971   while (!feof(file))
10972   {
10973     char line[MAX_LINE_LEN];
10974
10975     if (!fgets(line, MAX_LINE_LEN, file))
10976       break;
10977
10978     addGameControllerMappingToHash(mappings_hash, line);
10979   }
10980
10981   fclose(file);
10982 }
10983
10984 void SaveSetup_Default(void)
10985 {
10986   char *filename = getSetupFilename();
10987   FILE *file;
10988   int i, pnr;
10989
10990   InitUserDataDirectory();
10991
10992   if (!(file = fopen(filename, MODE_WRITE)))
10993   {
10994     Warn("cannot write setup file '%s'", filename);
10995
10996     return;
10997   }
10998
10999   fprintFileHeader(file, SETUP_FILENAME);
11000
11001   for (i = 0; i < ARRAY_SIZE(global_setup_tokens); i++)
11002   {
11003     // just to make things nicer :)
11004     if (global_setup_tokens[i].value == &setup.multiple_users           ||
11005         global_setup_tokens[i].value == &setup.sound                    ||
11006         global_setup_tokens[i].value == &setup.graphics_set             ||
11007         global_setup_tokens[i].value == &setup.volume_simple            ||
11008         global_setup_tokens[i].value == &setup.network_mode             ||
11009         global_setup_tokens[i].value == &setup.touch.control_type       ||
11010         global_setup_tokens[i].value == &setup.touch.grid_xsize[0]      ||
11011         global_setup_tokens[i].value == &setup.touch.grid_xsize[1])
11012       fprintf(file, "\n");
11013
11014     fprintf(file, "%s\n", getSetupLine(global_setup_tokens, "", i));
11015   }
11016
11017   for (i = 0; i < 2; i++)
11018   {
11019     int grid_xsize = setup.touch.grid_xsize[i];
11020     int grid_ysize = setup.touch.grid_ysize[i];
11021     int x, y;
11022
11023     fprintf(file, "\n");
11024
11025     for (y = 0; y < grid_ysize; y++)
11026     {
11027       char token_string[MAX_LINE_LEN];
11028       char value_string[MAX_LINE_LEN];
11029
11030       sprintf(token_string, "touch.virtual_buttons.%d.%02d", i, y);
11031
11032       for (x = 0; x < grid_xsize; x++)
11033       {
11034         char c = setup.touch.grid_button[i][x][y];
11035
11036         value_string[x] = (c == CHAR_GRID_BUTTON_NONE ? '.' : c);
11037       }
11038
11039       value_string[grid_xsize] = '\0';
11040
11041       fprintf(file, "%s\n", getFormattedSetupEntry(token_string, value_string));
11042     }
11043   }
11044
11045   fprintf(file, "\n");
11046   for (i = 0; i < ARRAY_SIZE(editor_setup_tokens); i++)
11047     fprintf(file, "%s\n", getSetupLine(editor_setup_tokens, "", i));
11048
11049   fprintf(file, "\n");
11050   for (i = 0; i < ARRAY_SIZE(shortcut_setup_tokens); i++)
11051     fprintf(file, "%s\n", getSetupLine(shortcut_setup_tokens, "", i));
11052
11053   for (pnr = 0; pnr < MAX_PLAYERS; pnr++)
11054   {
11055     char prefix[30];
11056
11057     sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1);
11058     fprintf(file, "\n");
11059
11060     setup_input = setup.input[pnr];
11061     for (i = 0; i < ARRAY_SIZE(player_setup_tokens); i++)
11062       fprintf(file, "%s\n", getSetupLine(player_setup_tokens, prefix, i));
11063   }
11064
11065   fprintf(file, "\n");
11066   for (i = 0; i < ARRAY_SIZE(system_setup_tokens); i++)
11067     fprintf(file, "%s\n", getSetupLine(system_setup_tokens, "", i));
11068
11069   // (internal setup values not saved to user setup file)
11070
11071   fprintf(file, "\n");
11072   for (i = 0; i < ARRAY_SIZE(debug_setup_tokens); i++)
11073     if (!strPrefix(debug_setup_tokens[i].text, "debug.xsn_") ||
11074         setup.debug.xsn_mode != AUTO)
11075       fprintf(file, "%s\n", getSetupLine(debug_setup_tokens, "", i));
11076
11077   fprintf(file, "\n");
11078   for (i = 0; i < ARRAY_SIZE(options_setup_tokens); i++)
11079     fprintf(file, "%s\n", getSetupLine(options_setup_tokens, "", i));
11080
11081   fclose(file);
11082
11083   SetFilePermissions(filename, PERMS_PRIVATE);
11084 }
11085
11086 void SaveSetup_AutoSetup(void)
11087 {
11088   char *filename = getPath2(getSetupDir(), AUTOSETUP_FILENAME);
11089   FILE *file;
11090   int i;
11091
11092   InitUserDataDirectory();
11093
11094   if (!(file = fopen(filename, MODE_WRITE)))
11095   {
11096     Warn("cannot write auto setup file '%s'", filename);
11097
11098     free(filename);
11099
11100     return;
11101   }
11102
11103   fprintFileHeader(file, AUTOSETUP_FILENAME);
11104
11105   for (i = 0; i < ARRAY_SIZE(auto_setup_tokens); i++)
11106     fprintf(file, "%s\n", getSetupLine(auto_setup_tokens, "", i));
11107
11108   fclose(file);
11109
11110   SetFilePermissions(filename, PERMS_PRIVATE);
11111
11112   free(filename);
11113 }
11114
11115 void SaveSetup_ServerSetup(void)
11116 {
11117   char *filename = getPath2(getSetupDir(), SERVERSETUP_FILENAME);
11118   FILE *file;
11119   int i;
11120
11121   InitUserDataDirectory();
11122
11123   if (!(file = fopen(filename, MODE_WRITE)))
11124   {
11125     Warn("cannot write server setup file '%s'", filename);
11126
11127     free(filename);
11128
11129     return;
11130   }
11131
11132   fprintFileHeader(file, SERVERSETUP_FILENAME);
11133
11134   for (i = 0; i < ARRAY_SIZE(server_setup_tokens); i++)
11135   {
11136     // just to make things nicer :)
11137     if (server_setup_tokens[i].value == &setup.use_api_server)
11138       fprintf(file, "\n");
11139
11140     fprintf(file, "%s\n", getSetupLine(server_setup_tokens, "", i));
11141   }
11142
11143   fclose(file);
11144
11145   SetFilePermissions(filename, PERMS_PRIVATE);
11146
11147   free(filename);
11148 }
11149
11150 void SaveSetup_EditorCascade(void)
11151 {
11152   char *filename = getPath2(getSetupDir(), EDITORCASCADE_FILENAME);
11153   FILE *file;
11154   int i;
11155
11156   InitUserDataDirectory();
11157
11158   if (!(file = fopen(filename, MODE_WRITE)))
11159   {
11160     Warn("cannot write editor cascade state file '%s'", filename);
11161
11162     free(filename);
11163
11164     return;
11165   }
11166
11167   fprintFileHeader(file, EDITORCASCADE_FILENAME);
11168
11169   for (i = 0; i < ARRAY_SIZE(editor_cascade_setup_tokens); i++)
11170     fprintf(file, "%s\n", getSetupLine(editor_cascade_setup_tokens, "", i));
11171
11172   fclose(file);
11173
11174   SetFilePermissions(filename, PERMS_PRIVATE);
11175
11176   free(filename);
11177 }
11178
11179 void SaveSetup(void)
11180 {
11181   SaveSetup_Default();
11182   SaveSetup_AutoSetup();
11183   SaveSetup_ServerSetup();
11184   SaveSetup_EditorCascade();
11185 }
11186
11187 static void SaveSetup_WriteGameControllerMappings(SetupFileHash *mappings_hash,
11188                                                   char *filename)
11189 {
11190   FILE *file;
11191
11192   if (!(file = fopen(filename, MODE_WRITE)))
11193   {
11194     Warn("cannot write game controller mappings file '%s'", filename);
11195
11196     return;
11197   }
11198
11199   BEGIN_HASH_ITERATION(mappings_hash, itr)
11200   {
11201     fprintf(file, "%s\n", HASH_ITERATION_VALUE(itr));
11202   }
11203   END_HASH_ITERATION(mappings_hash, itr)
11204
11205   fclose(file);
11206 }
11207
11208 void SaveSetup_AddGameControllerMapping(char *mapping)
11209 {
11210   char *filename = getPath2(getSetupDir(), GAMECONTROLLER_BASENAME);
11211   SetupFileHash *mappings_hash = newSetupFileHash();
11212
11213   InitUserDataDirectory();
11214
11215   // load existing personal game controller mappings
11216   LoadSetup_ReadGameControllerMappings(mappings_hash, filename);
11217
11218   // add new mapping to personal game controller mappings
11219   addGameControllerMappingToHash(mappings_hash, mapping);
11220
11221   // save updated personal game controller mappings
11222   SaveSetup_WriteGameControllerMappings(mappings_hash, filename);
11223
11224   freeSetupFileHash(mappings_hash);
11225   free(filename);
11226 }
11227
11228 void LoadCustomElementDescriptions(void)
11229 {
11230   char *filename = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS);
11231   SetupFileHash *setup_file_hash;
11232   int i;
11233
11234   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
11235   {
11236     if (element_info[i].custom_description != NULL)
11237     {
11238       free(element_info[i].custom_description);
11239       element_info[i].custom_description = NULL;
11240     }
11241   }
11242
11243   if ((setup_file_hash = loadSetupFileHash(filename)) == NULL)
11244     return;
11245
11246   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
11247   {
11248     char *token = getStringCat2(element_info[i].token_name, ".name");
11249     char *value = getHashEntry(setup_file_hash, token);
11250
11251     if (value != NULL)
11252       element_info[i].custom_description = getStringCopy(value);
11253
11254     free(token);
11255   }
11256
11257   freeSetupFileHash(setup_file_hash);
11258 }
11259
11260 static int getElementFromToken(char *token)
11261 {
11262   char *value = getHashEntry(element_token_hash, token);
11263
11264   if (value != NULL)
11265     return atoi(value);
11266
11267   Warn("unknown element token '%s'", token);
11268
11269   return EL_UNDEFINED;
11270 }
11271
11272 void FreeGlobalAnimEventInfo(void)
11273 {
11274   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11275
11276   if (gaei->event_list == NULL)
11277     return;
11278
11279   int i;
11280
11281   for (i = 0; i < gaei->num_event_lists; i++)
11282   {
11283     checked_free(gaei->event_list[i]->event_value);
11284     checked_free(gaei->event_list[i]);
11285   }
11286
11287   checked_free(gaei->event_list);
11288
11289   gaei->event_list = NULL;
11290   gaei->num_event_lists = 0;
11291 }
11292
11293 static int AddGlobalAnimEventList(void)
11294 {
11295   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11296   int list_pos = gaei->num_event_lists++;
11297
11298   gaei->event_list = checked_realloc(gaei->event_list, gaei->num_event_lists *
11299                                      sizeof(struct GlobalAnimEventListInfo *));
11300
11301   gaei->event_list[list_pos] =
11302     checked_calloc(sizeof(struct GlobalAnimEventListInfo));
11303
11304   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11305
11306   gaeli->event_value = NULL;
11307   gaeli->num_event_values = 0;
11308
11309   return list_pos;
11310 }
11311
11312 static int AddGlobalAnimEventValue(int list_pos, int event_value)
11313 {
11314   // do not add empty global animation events
11315   if (event_value == ANIM_EVENT_NONE)
11316     return list_pos;
11317
11318   // if list position is undefined, create new list
11319   if (list_pos == ANIM_EVENT_UNDEFINED)
11320     list_pos = AddGlobalAnimEventList();
11321
11322   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11323   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11324   int value_pos = gaeli->num_event_values++;
11325
11326   gaeli->event_value = checked_realloc(gaeli->event_value,
11327                                        gaeli->num_event_values * sizeof(int *));
11328
11329   gaeli->event_value[value_pos] = event_value;
11330
11331   return list_pos;
11332 }
11333
11334 int GetGlobalAnimEventValue(int list_pos, int value_pos)
11335 {
11336   if (list_pos == ANIM_EVENT_UNDEFINED)
11337     return ANIM_EVENT_NONE;
11338
11339   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11340   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11341
11342   return gaeli->event_value[value_pos];
11343 }
11344
11345 int GetGlobalAnimEventValueCount(int list_pos)
11346 {
11347   if (list_pos == ANIM_EVENT_UNDEFINED)
11348     return 0;
11349
11350   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11351   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11352
11353   return gaeli->num_event_values;
11354 }
11355
11356 // This function checks if a string <s> of the format "string1, string2, ..."
11357 // exactly contains a string <s_contained>.
11358
11359 static boolean string_has_parameter(char *s, char *s_contained)
11360 {
11361   char *substring;
11362
11363   if (s == NULL || s_contained == NULL)
11364     return FALSE;
11365
11366   if (strlen(s_contained) > strlen(s))
11367     return FALSE;
11368
11369   if (strncmp(s, s_contained, strlen(s_contained)) == 0)
11370   {
11371     char next_char = s[strlen(s_contained)];
11372
11373     // check if next character is delimiter or whitespace
11374     return (next_char == ',' || next_char == '\0' ||
11375             next_char == ' ' || next_char == '\t' ? TRUE : FALSE);
11376   }
11377
11378   // check if string contains another parameter string after a comma
11379   substring = strchr(s, ',');
11380   if (substring == NULL)        // string does not contain a comma
11381     return FALSE;
11382
11383   // advance string pointer to next character after the comma
11384   substring++;
11385
11386   // skip potential whitespaces after the comma
11387   while (*substring == ' ' || *substring == '\t')
11388     substring++;
11389
11390   return string_has_parameter(substring, s_contained);
11391 }
11392
11393 static int get_anim_parameter_value(char *s)
11394 {
11395   int event_value[] =
11396   {
11397     ANIM_EVENT_CLICK,
11398     ANIM_EVENT_INIT,
11399     ANIM_EVENT_START,
11400     ANIM_EVENT_END,
11401     ANIM_EVENT_POST
11402   };
11403   char *pattern_1[] =
11404   {
11405     "click:anim_",
11406     "init:anim_",
11407     "start:anim_",
11408     "end:anim_",
11409     "post:anim_"
11410   };
11411   char *pattern_2 = ".part_";
11412   char *matching_char = NULL;
11413   char *s_ptr = s;
11414   int pattern_1_len = 0;
11415   int result = ANIM_EVENT_NONE;
11416   int i;
11417
11418   for (i = 0; i < ARRAY_SIZE(event_value); i++)
11419   {
11420     matching_char = strstr(s_ptr, pattern_1[i]);
11421     pattern_1_len = strlen(pattern_1[i]);
11422     result = event_value[i];
11423
11424     if (matching_char != NULL)
11425       break;
11426   }
11427
11428   if (matching_char == NULL)
11429     return ANIM_EVENT_NONE;
11430
11431   s_ptr = matching_char + pattern_1_len;
11432
11433   // check for main animation number ("anim_X" or "anim_XX")
11434   if (*s_ptr >= '0' && *s_ptr <= '9')
11435   {
11436     int gic_anim_nr = (*s_ptr++ - '0');
11437
11438     if (*s_ptr >= '0' && *s_ptr <= '9')
11439       gic_anim_nr = 10 * gic_anim_nr + (*s_ptr++ - '0');
11440
11441     if (gic_anim_nr < 1 || gic_anim_nr > MAX_GLOBAL_ANIMS)
11442       return ANIM_EVENT_NONE;
11443
11444     result |= gic_anim_nr << ANIM_EVENT_ANIM_BIT;
11445   }
11446   else
11447   {
11448     // invalid main animation number specified
11449
11450     return ANIM_EVENT_NONE;
11451   }
11452
11453   // check for animation part number ("part_X" or "part_XX") (optional)
11454   if (strPrefix(s_ptr, pattern_2))
11455   {
11456     s_ptr += strlen(pattern_2);
11457
11458     if (*s_ptr >= '0' && *s_ptr <= '9')
11459     {
11460       int gic_part_nr = (*s_ptr++ - '0');
11461
11462       if (*s_ptr >= '0' && *s_ptr <= '9')
11463         gic_part_nr = 10 * gic_part_nr + (*s_ptr++ - '0');
11464
11465       if (gic_part_nr < 1 || gic_part_nr > MAX_GLOBAL_ANIM_PARTS)
11466         return ANIM_EVENT_NONE;
11467
11468       result |= gic_part_nr << ANIM_EVENT_PART_BIT;
11469     }
11470     else
11471     {
11472       // invalid animation part number specified
11473
11474       return ANIM_EVENT_NONE;
11475     }
11476   }
11477
11478   // discard result if next character is neither delimiter nor whitespace
11479   if (!(*s_ptr == ',' || *s_ptr == '\0' ||
11480         *s_ptr == ' ' || *s_ptr == '\t'))
11481     return ANIM_EVENT_NONE;
11482
11483   return result;
11484 }
11485
11486 static int get_anim_parameter_values(char *s)
11487 {
11488   int list_pos = ANIM_EVENT_UNDEFINED;
11489   int event_value = ANIM_EVENT_DEFAULT;
11490
11491   if (string_has_parameter(s, "any"))
11492     event_value |= ANIM_EVENT_ANY;
11493
11494   if (string_has_parameter(s, "click:self") ||
11495       string_has_parameter(s, "click") ||
11496       string_has_parameter(s, "self"))
11497     event_value |= ANIM_EVENT_SELF;
11498
11499   if (string_has_parameter(s, "unclick:any"))
11500     event_value |= ANIM_EVENT_UNCLICK_ANY;
11501
11502   // if animation event found, add it to global animation event list
11503   if (event_value != ANIM_EVENT_NONE)
11504     list_pos = AddGlobalAnimEventValue(list_pos, event_value);
11505
11506   while (s != NULL)
11507   {
11508     // add optional "click:anim_X" or "click:anim_X.part_X" parameter
11509     event_value = get_anim_parameter_value(s);
11510
11511     // if animation event found, add it to global animation event list
11512     if (event_value != ANIM_EVENT_NONE)
11513       list_pos = AddGlobalAnimEventValue(list_pos, event_value);
11514
11515     // continue with next part of the string, starting with next comma
11516     s = strchr(s + 1, ',');
11517   }
11518
11519   return list_pos;
11520 }
11521
11522 static int get_anim_action_parameter_value(char *token)
11523 {
11524   // check most common default case first to massively speed things up
11525   if (strEqual(token, ARG_UNDEFINED))
11526     return ANIM_EVENT_ACTION_NONE;
11527
11528   int result = getImageIDFromToken(token);
11529
11530   if (result == -1)
11531   {
11532     char *gfx_token = getStringCat2("gfx.", token);
11533
11534     result = getImageIDFromToken(gfx_token);
11535
11536     checked_free(gfx_token);
11537   }
11538
11539   if (result == -1)
11540   {
11541     Key key = getKeyFromX11KeyName(token);
11542
11543     if (key != KSYM_UNDEFINED)
11544       result = -(int)key;
11545   }
11546
11547   if (result == -1)
11548   {
11549     if (isURL(token))
11550     {
11551       result = get_hash_from_key(token);        // unsigned int => int
11552       result = ABS(result);                     // may be negative now
11553       result += (result < MAX_IMAGE_FILES ? MAX_IMAGE_FILES : 0);
11554
11555       setHashEntry(anim_url_hash, int2str(result, 0), token);
11556     }
11557   }
11558
11559   if (result == -1)
11560     result = ANIM_EVENT_ACTION_NONE;
11561
11562   return result;
11563 }
11564
11565 int get_parameter_value(char *value_raw, char *suffix, int type)
11566 {
11567   char *value = getStringToLower(value_raw);
11568   int result = 0;       // probably a save default value
11569
11570   if (strEqual(suffix, ".direction"))
11571   {
11572     result = (strEqual(value, "left")  ? MV_LEFT :
11573               strEqual(value, "right") ? MV_RIGHT :
11574               strEqual(value, "up")    ? MV_UP :
11575               strEqual(value, "down")  ? MV_DOWN : MV_NONE);
11576   }
11577   else if (strEqual(suffix, ".position"))
11578   {
11579     result = (strEqual(value, "left")   ? POS_LEFT :
11580               strEqual(value, "right")  ? POS_RIGHT :
11581               strEqual(value, "top")    ? POS_TOP :
11582               strEqual(value, "upper")  ? POS_UPPER :
11583               strEqual(value, "middle") ? POS_MIDDLE :
11584               strEqual(value, "lower")  ? POS_LOWER :
11585               strEqual(value, "bottom") ? POS_BOTTOM :
11586               strEqual(value, "any")    ? POS_ANY :
11587               strEqual(value, "last")   ? POS_LAST : POS_UNDEFINED);
11588   }
11589   else if (strEqual(suffix, ".align"))
11590   {
11591     result = (strEqual(value, "left")   ? ALIGN_LEFT :
11592               strEqual(value, "right")  ? ALIGN_RIGHT :
11593               strEqual(value, "center") ? ALIGN_CENTER :
11594               strEqual(value, "middle") ? ALIGN_CENTER : ALIGN_DEFAULT);
11595   }
11596   else if (strEqual(suffix, ".valign"))
11597   {
11598     result = (strEqual(value, "top")    ? VALIGN_TOP :
11599               strEqual(value, "bottom") ? VALIGN_BOTTOM :
11600               strEqual(value, "middle") ? VALIGN_MIDDLE :
11601               strEqual(value, "center") ? VALIGN_MIDDLE : VALIGN_DEFAULT);
11602   }
11603   else if (strEqual(suffix, ".anim_mode"))
11604   {
11605     result = (string_has_parameter(value, "none")       ? ANIM_NONE :
11606               string_has_parameter(value, "loop")       ? ANIM_LOOP :
11607               string_has_parameter(value, "linear")     ? ANIM_LINEAR :
11608               string_has_parameter(value, "pingpong")   ? ANIM_PINGPONG :
11609               string_has_parameter(value, "pingpong2")  ? ANIM_PINGPONG2 :
11610               string_has_parameter(value, "random")     ? ANIM_RANDOM :
11611               string_has_parameter(value, "random_static") ? ANIM_RANDOM_STATIC :
11612               string_has_parameter(value, "ce_value")   ? ANIM_CE_VALUE :
11613               string_has_parameter(value, "ce_score")   ? ANIM_CE_SCORE :
11614               string_has_parameter(value, "ce_delay")   ? ANIM_CE_DELAY :
11615               string_has_parameter(value, "horizontal") ? ANIM_HORIZONTAL :
11616               string_has_parameter(value, "vertical")   ? ANIM_VERTICAL :
11617               string_has_parameter(value, "centered")   ? ANIM_CENTERED :
11618               string_has_parameter(value, "all")        ? ANIM_ALL :
11619               string_has_parameter(value, "tiled")      ? ANIM_TILED :
11620               ANIM_DEFAULT);
11621
11622     if (string_has_parameter(value, "once"))
11623       result |= ANIM_ONCE;
11624
11625     if (string_has_parameter(value, "reverse"))
11626       result |= ANIM_REVERSE;
11627
11628     if (string_has_parameter(value, "opaque_player"))
11629       result |= ANIM_OPAQUE_PLAYER;
11630
11631     if (string_has_parameter(value, "static_panel"))
11632       result |= ANIM_STATIC_PANEL;
11633   }
11634   else if (strEqual(suffix, ".init_event") ||
11635            strEqual(suffix, ".anim_event"))
11636   {
11637     result = get_anim_parameter_values(value);
11638   }
11639   else if (strEqual(suffix, ".init_delay_action") ||
11640            strEqual(suffix, ".anim_delay_action") ||
11641            strEqual(suffix, ".post_delay_action") ||
11642            strEqual(suffix, ".init_event_action") ||
11643            strEqual(suffix, ".anim_event_action"))
11644   {
11645     result = get_anim_action_parameter_value(value_raw);
11646   }
11647   else if (strEqual(suffix, ".class"))
11648   {
11649     result = (strEqual(value, ARG_UNDEFINED) ? ARG_UNDEFINED_VALUE :
11650               get_hash_from_key(value));
11651   }
11652   else if (strEqual(suffix, ".style"))
11653   {
11654     result = STYLE_DEFAULT;
11655
11656     if (string_has_parameter(value, "accurate_borders"))
11657       result |= STYLE_ACCURATE_BORDERS;
11658
11659     if (string_has_parameter(value, "inner_corners"))
11660       result |= STYLE_INNER_CORNERS;
11661
11662     if (string_has_parameter(value, "reverse"))
11663       result |= STYLE_REVERSE;
11664
11665     if (string_has_parameter(value, "leftmost_position"))
11666       result |= STYLE_LEFTMOST_POSITION;
11667
11668     if (string_has_parameter(value, "block_clicks"))
11669       result |= STYLE_BLOCK;
11670
11671     if (string_has_parameter(value, "passthrough_clicks"))
11672       result |= STYLE_PASSTHROUGH;
11673
11674     if (string_has_parameter(value, "multiple_actions"))
11675       result |= STYLE_MULTIPLE_ACTIONS;
11676   }
11677   else if (strEqual(suffix, ".fade_mode"))
11678   {
11679     result = (string_has_parameter(value, "none")       ? FADE_MODE_NONE :
11680               string_has_parameter(value, "fade")       ? FADE_MODE_FADE :
11681               string_has_parameter(value, "crossfade")  ? FADE_MODE_CROSSFADE :
11682               string_has_parameter(value, "melt")       ? FADE_MODE_MELT :
11683               string_has_parameter(value, "curtain")    ? FADE_MODE_CURTAIN :
11684               FADE_MODE_DEFAULT);
11685   }
11686   else if (strEqual(suffix, ".auto_delay_unit"))
11687   {
11688     result = (string_has_parameter(value, "ms")     ? AUTO_DELAY_UNIT_MS :
11689               string_has_parameter(value, "frames") ? AUTO_DELAY_UNIT_FRAMES :
11690               AUTO_DELAY_UNIT_DEFAULT);
11691   }
11692   else if (strPrefix(suffix, ".font"))          // (may also be ".font_xyz")
11693   {
11694     result = gfx.get_font_from_token_function(value);
11695   }
11696   else          // generic parameter of type integer or boolean
11697   {
11698     result = (strEqual(value, ARG_UNDEFINED) ? ARG_UNDEFINED_VALUE :
11699               type == TYPE_INTEGER ? get_integer_from_string(value) :
11700               type == TYPE_BOOLEAN ? get_boolean_from_string(value) :
11701               ARG_UNDEFINED_VALUE);
11702   }
11703
11704   free(value);
11705
11706   return result;
11707 }
11708
11709 static int get_token_parameter_value(char *token, char *value_raw)
11710 {
11711   char *suffix;
11712
11713   if (token == NULL || value_raw == NULL)
11714     return ARG_UNDEFINED_VALUE;
11715
11716   suffix = strrchr(token, '.');
11717   if (suffix == NULL)
11718     suffix = token;
11719
11720   if (strEqual(suffix, ".element"))
11721     return getElementFromToken(value_raw);
11722
11723   // !!! USE CORRECT VALUE TYPE (currently works also for TYPE_BOOLEAN) !!!
11724   return get_parameter_value(value_raw, suffix, TYPE_INTEGER);
11725 }
11726
11727 void InitMenuDesignSettings_FromHash(SetupFileHash *setup_file_hash,
11728                                      boolean ignore_defaults)
11729 {
11730   int i;
11731
11732   for (i = 0; image_config_vars[i].token != NULL; i++)
11733   {
11734     char *value = getHashEntry(setup_file_hash, image_config_vars[i].token);
11735
11736     // (ignore definitions set to "[DEFAULT]" which are already initialized)
11737     if (ignore_defaults && strEqual(value, ARG_DEFAULT))
11738       continue;
11739
11740     if (value != NULL)
11741       *image_config_vars[i].value =
11742         get_token_parameter_value(image_config_vars[i].token, value);
11743   }
11744 }
11745
11746 void InitMenuDesignSettings_Static(void)
11747 {
11748   // always start with reliable default values from static default config
11749   InitMenuDesignSettings_FromHash(image_config_hash, FALSE);
11750 }
11751
11752 static void InitMenuDesignSettings_SpecialPreProcessing(void)
11753 {
11754   int i;
11755
11756   // the following initializes hierarchical values from static configuration
11757
11758   // special case: initialize "ARG_DEFAULT" values in static default config
11759   // (e.g., initialize "[titlemessage].fade_mode" from "[title].fade_mode")
11760   titlescreen_initial_first_default.fade_mode  =
11761     title_initial_first_default.fade_mode;
11762   titlescreen_initial_first_default.fade_delay =
11763     title_initial_first_default.fade_delay;
11764   titlescreen_initial_first_default.post_delay =
11765     title_initial_first_default.post_delay;
11766   titlescreen_initial_first_default.auto_delay =
11767     title_initial_first_default.auto_delay;
11768   titlescreen_initial_first_default.auto_delay_unit =
11769     title_initial_first_default.auto_delay_unit;
11770   titlescreen_first_default.fade_mode  = title_first_default.fade_mode;
11771   titlescreen_first_default.fade_delay = title_first_default.fade_delay;
11772   titlescreen_first_default.post_delay = title_first_default.post_delay;
11773   titlescreen_first_default.auto_delay = title_first_default.auto_delay;
11774   titlescreen_first_default.auto_delay_unit =
11775     title_first_default.auto_delay_unit;
11776   titlemessage_initial_first_default.fade_mode  =
11777     title_initial_first_default.fade_mode;
11778   titlemessage_initial_first_default.fade_delay =
11779     title_initial_first_default.fade_delay;
11780   titlemessage_initial_first_default.post_delay =
11781     title_initial_first_default.post_delay;
11782   titlemessage_initial_first_default.auto_delay =
11783     title_initial_first_default.auto_delay;
11784   titlemessage_initial_first_default.auto_delay_unit =
11785     title_initial_first_default.auto_delay_unit;
11786   titlemessage_first_default.fade_mode  = title_first_default.fade_mode;
11787   titlemessage_first_default.fade_delay = title_first_default.fade_delay;
11788   titlemessage_first_default.post_delay = title_first_default.post_delay;
11789   titlemessage_first_default.auto_delay = title_first_default.auto_delay;
11790   titlemessage_first_default.auto_delay_unit =
11791     title_first_default.auto_delay_unit;
11792
11793   titlescreen_initial_default.fade_mode  = title_initial_default.fade_mode;
11794   titlescreen_initial_default.fade_delay = title_initial_default.fade_delay;
11795   titlescreen_initial_default.post_delay = title_initial_default.post_delay;
11796   titlescreen_initial_default.auto_delay = title_initial_default.auto_delay;
11797   titlescreen_initial_default.auto_delay_unit =
11798     title_initial_default.auto_delay_unit;
11799   titlescreen_default.fade_mode  = title_default.fade_mode;
11800   titlescreen_default.fade_delay = title_default.fade_delay;
11801   titlescreen_default.post_delay = title_default.post_delay;
11802   titlescreen_default.auto_delay = title_default.auto_delay;
11803   titlescreen_default.auto_delay_unit = title_default.auto_delay_unit;
11804   titlemessage_initial_default.fade_mode  = title_initial_default.fade_mode;
11805   titlemessage_initial_default.fade_delay = title_initial_default.fade_delay;
11806   titlemessage_initial_default.post_delay = title_initial_default.post_delay;
11807   titlemessage_initial_default.auto_delay_unit =
11808     title_initial_default.auto_delay_unit;
11809   titlemessage_default.fade_mode  = title_default.fade_mode;
11810   titlemessage_default.fade_delay = title_default.fade_delay;
11811   titlemessage_default.post_delay = title_default.post_delay;
11812   titlemessage_default.auto_delay = title_default.auto_delay;
11813   titlemessage_default.auto_delay_unit = title_default.auto_delay_unit;
11814
11815   // special case: initialize "ARG_DEFAULT" values in static default config
11816   // (e.g., init "titlemessage_1.fade_mode" from "[titlemessage].fade_mode")
11817   for (i = 0; i < MAX_NUM_TITLE_MESSAGES; i++)
11818   {
11819     titlescreen_initial_first[i] = titlescreen_initial_first_default;
11820     titlescreen_first[i] = titlescreen_first_default;
11821     titlemessage_initial_first[i] = titlemessage_initial_first_default;
11822     titlemessage_first[i] = titlemessage_first_default;
11823
11824     titlescreen_initial[i] = titlescreen_initial_default;
11825     titlescreen[i] = titlescreen_default;
11826     titlemessage_initial[i] = titlemessage_initial_default;
11827     titlemessage[i] = titlemessage_default;
11828   }
11829
11830   // special case: initialize "ARG_DEFAULT" values in static default config
11831   // (eg, init "menu.enter_screen.SCORES.xyz" from "menu.enter_screen.xyz")
11832   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
11833   {
11834     if (i == GFX_SPECIAL_ARG_TITLE)     // title values already initialized
11835       continue;
11836
11837     menu.enter_screen[i] = menu.enter_screen[GFX_SPECIAL_ARG_DEFAULT];
11838     menu.leave_screen[i] = menu.leave_screen[GFX_SPECIAL_ARG_DEFAULT];
11839     menu.next_screen[i]  = menu.next_screen[GFX_SPECIAL_ARG_DEFAULT];
11840   }
11841
11842   // special case: initialize "ARG_DEFAULT" values in static default config
11843   // (eg, init "viewport.door_1.MAIN.xyz" from "viewport.door_1.xyz")
11844   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
11845   {
11846     viewport.window[i]    = viewport.window[GFX_SPECIAL_ARG_DEFAULT];
11847     viewport.playfield[i] = viewport.playfield[GFX_SPECIAL_ARG_DEFAULT];
11848     viewport.door_1[i]    = viewport.door_1[GFX_SPECIAL_ARG_DEFAULT];
11849
11850     if (i == GFX_SPECIAL_ARG_EDITOR)    // editor values already initialized
11851       continue;
11852
11853     viewport.door_2[i] = viewport.door_2[GFX_SPECIAL_ARG_DEFAULT];
11854   }
11855 }
11856
11857 static void InitMenuDesignSettings_SpecialPostProcessing(void)
11858 {
11859   static struct
11860   {
11861     struct XY *dst, *src;
11862   }
11863   game_buttons_xy[] =
11864   {
11865     { &game.button.save,        &game.button.stop       },
11866     { &game.button.pause2,      &game.button.pause      },
11867     { &game.button.load,        &game.button.play       },
11868     { &game.button.undo,        &game.button.stop       },
11869     { &game.button.redo,        &game.button.play       },
11870
11871     { NULL,                     NULL                    }
11872   };
11873   int i, j;
11874
11875   // special case: initialize later added SETUP list size from LEVELS value
11876   if (menu.list_size[GAME_MODE_SETUP] == -1)
11877     menu.list_size[GAME_MODE_SETUP] = menu.list_size[GAME_MODE_LEVELS];
11878
11879   // set default position for snapshot buttons to stop/pause/play buttons
11880   for (i = 0; game_buttons_xy[i].dst != NULL; i++)
11881     if ((*game_buttons_xy[i].dst).x == -1 &&
11882         (*game_buttons_xy[i].dst).y == -1)
11883       *game_buttons_xy[i].dst = *game_buttons_xy[i].src;
11884
11885   // --------------------------------------------------------------------------
11886   // dynamic viewports (including playfield margins, borders and alignments)
11887   // --------------------------------------------------------------------------
11888
11889   // dynamic viewports currently only supported for landscape mode
11890   int display_width  = MAX(video.display_width, video.display_height);
11891   int display_height = MIN(video.display_width, video.display_height);
11892
11893   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
11894   {
11895     struct RectWithBorder *vp_window    = &viewport.window[i];
11896     struct RectWithBorder *vp_playfield = &viewport.playfield[i];
11897     struct RectWithBorder *vp_door_1    = &viewport.door_1[i];
11898     struct RectWithBorder *vp_door_2    = &viewport.door_2[i];
11899     boolean dynamic_window_width     = (vp_window->min_width     != -1);
11900     boolean dynamic_window_height    = (vp_window->min_height    != -1);
11901     boolean dynamic_playfield_width  = (vp_playfield->min_width  != -1);
11902     boolean dynamic_playfield_height = (vp_playfield->min_height != -1);
11903
11904     // adjust window size if min/max width/height is specified
11905
11906     if (vp_window->min_width != -1)
11907     {
11908       int window_width = display_width;
11909
11910       // when using static window height, use aspect ratio of display
11911       if (vp_window->min_height == -1)
11912         window_width = vp_window->height * display_width / display_height;
11913
11914       vp_window->width = MAX(vp_window->min_width, window_width);
11915     }
11916
11917     if (vp_window->min_height != -1)
11918     {
11919       int window_height = display_height;
11920
11921       // when using static window width, use aspect ratio of display
11922       if (vp_window->min_width == -1)
11923         window_height = vp_window->width * display_height / display_width;
11924
11925       vp_window->height = MAX(vp_window->min_height, window_height);
11926     }
11927
11928     if (vp_window->max_width != -1)
11929       vp_window->width = MIN(vp_window->width, vp_window->max_width);
11930
11931     if (vp_window->max_height != -1)
11932       vp_window->height = MIN(vp_window->height, vp_window->max_height);
11933
11934     int playfield_width  = vp_window->width;
11935     int playfield_height = vp_window->height;
11936
11937     // adjust playfield size and position according to specified margins
11938
11939     playfield_width  -= vp_playfield->margin_left;
11940     playfield_width  -= vp_playfield->margin_right;
11941
11942     playfield_height -= vp_playfield->margin_top;
11943     playfield_height -= vp_playfield->margin_bottom;
11944
11945     // adjust playfield size if min/max width/height is specified
11946
11947     if (vp_playfield->min_width != -1)
11948       vp_playfield->width = MAX(vp_playfield->min_width, playfield_width);
11949
11950     if (vp_playfield->min_height != -1)
11951       vp_playfield->height = MAX(vp_playfield->min_height, playfield_height);
11952
11953     if (vp_playfield->max_width != -1)
11954       vp_playfield->width = MIN(vp_playfield->width, vp_playfield->max_width);
11955
11956     if (vp_playfield->max_height != -1)
11957       vp_playfield->height = MIN(vp_playfield->height,vp_playfield->max_height);
11958
11959     // adjust playfield position according to specified alignment
11960
11961     if (vp_playfield->align == ALIGN_LEFT || vp_playfield->x > 0)
11962       vp_playfield->x = ALIGNED_VP_XPOS(vp_playfield);
11963     else if (vp_playfield->align == ALIGN_CENTER)
11964       vp_playfield->x = playfield_width / 2 - vp_playfield->width / 2;
11965     else if (vp_playfield->align == ALIGN_RIGHT)
11966       vp_playfield->x += playfield_width - vp_playfield->width;
11967
11968     if (vp_playfield->valign == VALIGN_TOP || vp_playfield->y > 0)
11969       vp_playfield->y = ALIGNED_VP_YPOS(vp_playfield);
11970     else if (vp_playfield->valign == VALIGN_MIDDLE)
11971       vp_playfield->y = playfield_height / 2 - vp_playfield->height / 2;
11972     else if (vp_playfield->valign == VALIGN_BOTTOM)
11973       vp_playfield->y += playfield_height - vp_playfield->height;
11974
11975     vp_playfield->x += vp_playfield->margin_left;
11976     vp_playfield->y += vp_playfield->margin_top;
11977
11978     // adjust individual playfield borders if only default border is specified
11979
11980     if (vp_playfield->border_left == -1)
11981       vp_playfield->border_left = vp_playfield->border_size;
11982     if (vp_playfield->border_right == -1)
11983       vp_playfield->border_right = vp_playfield->border_size;
11984     if (vp_playfield->border_top == -1)
11985       vp_playfield->border_top = vp_playfield->border_size;
11986     if (vp_playfield->border_bottom == -1)
11987       vp_playfield->border_bottom = vp_playfield->border_size;
11988
11989     // set dynamic playfield borders if borders are specified as undefined
11990     // (but only if window size was dynamic and playfield size was static)
11991
11992     if (dynamic_window_width && !dynamic_playfield_width)
11993     {
11994       if (vp_playfield->border_left == -1)
11995       {
11996         vp_playfield->border_left = (vp_playfield->x -
11997                                      vp_playfield->margin_left);
11998         vp_playfield->x     -= vp_playfield->border_left;
11999         vp_playfield->width += vp_playfield->border_left;
12000       }
12001
12002       if (vp_playfield->border_right == -1)
12003       {
12004         vp_playfield->border_right = (vp_window->width -
12005                                       vp_playfield->x -
12006                                       vp_playfield->width -
12007                                       vp_playfield->margin_right);
12008         vp_playfield->width += vp_playfield->border_right;
12009       }
12010     }
12011
12012     if (dynamic_window_height && !dynamic_playfield_height)
12013     {
12014       if (vp_playfield->border_top == -1)
12015       {
12016         vp_playfield->border_top = (vp_playfield->y -
12017                                     vp_playfield->margin_top);
12018         vp_playfield->y      -= vp_playfield->border_top;
12019         vp_playfield->height += vp_playfield->border_top;
12020       }
12021
12022       if (vp_playfield->border_bottom == -1)
12023       {
12024         vp_playfield->border_bottom = (vp_window->height -
12025                                        vp_playfield->y -
12026                                        vp_playfield->height -
12027                                        vp_playfield->margin_bottom);
12028         vp_playfield->height += vp_playfield->border_bottom;
12029       }
12030     }
12031
12032     // adjust playfield size to be a multiple of a defined alignment tile size
12033
12034     int align_size = vp_playfield->align_size;
12035     int playfield_xtiles = vp_playfield->width  / align_size;
12036     int playfield_ytiles = vp_playfield->height / align_size;
12037     int playfield_width_corrected  = playfield_xtiles * align_size;
12038     int playfield_height_corrected = playfield_ytiles * align_size;
12039     boolean is_playfield_mode = (i == GFX_SPECIAL_ARG_PLAYING ||
12040                                  i == GFX_SPECIAL_ARG_EDITOR);
12041
12042     if (is_playfield_mode &&
12043         dynamic_playfield_width &&
12044         vp_playfield->width != playfield_width_corrected)
12045     {
12046       int playfield_xdiff = vp_playfield->width - playfield_width_corrected;
12047
12048       vp_playfield->width = playfield_width_corrected;
12049
12050       if (vp_playfield->align == ALIGN_LEFT)
12051       {
12052         vp_playfield->border_left += playfield_xdiff;
12053       }
12054       else if (vp_playfield->align == ALIGN_RIGHT)
12055       {
12056         vp_playfield->border_right += playfield_xdiff;
12057       }
12058       else if (vp_playfield->align == ALIGN_CENTER)
12059       {
12060         int border_left_diff  = playfield_xdiff / 2;
12061         int border_right_diff = playfield_xdiff - border_left_diff;
12062
12063         vp_playfield->border_left  += border_left_diff;
12064         vp_playfield->border_right += border_right_diff;
12065       }
12066     }
12067
12068     if (is_playfield_mode &&
12069         dynamic_playfield_height &&
12070         vp_playfield->height != playfield_height_corrected)
12071     {
12072       int playfield_ydiff = vp_playfield->height - playfield_height_corrected;
12073
12074       vp_playfield->height = playfield_height_corrected;
12075
12076       if (vp_playfield->valign == VALIGN_TOP)
12077       {
12078         vp_playfield->border_top += playfield_ydiff;
12079       }
12080       else if (vp_playfield->align == VALIGN_BOTTOM)
12081       {
12082         vp_playfield->border_right += playfield_ydiff;
12083       }
12084       else if (vp_playfield->align == VALIGN_MIDDLE)
12085       {
12086         int border_top_diff    = playfield_ydiff / 2;
12087         int border_bottom_diff = playfield_ydiff - border_top_diff;
12088
12089         vp_playfield->border_top    += border_top_diff;
12090         vp_playfield->border_bottom += border_bottom_diff;
12091       }
12092     }
12093
12094     // adjust door positions according to specified alignment
12095
12096     for (j = 0; j < 2; j++)
12097     {
12098       struct RectWithBorder *vp_door = (j == 0 ? vp_door_1 : vp_door_2);
12099
12100       if (vp_door->align == ALIGN_LEFT || vp_door->x > 0)
12101         vp_door->x = ALIGNED_VP_XPOS(vp_door);
12102       else if (vp_door->align == ALIGN_CENTER)
12103         vp_door->x = vp_window->width / 2 - vp_door->width / 2;
12104       else if (vp_door->align == ALIGN_RIGHT)
12105         vp_door->x += vp_window->width - vp_door->width;
12106
12107       if (vp_door->valign == VALIGN_TOP || vp_door->y > 0)
12108         vp_door->y = ALIGNED_VP_YPOS(vp_door);
12109       else if (vp_door->valign == VALIGN_MIDDLE)
12110         vp_door->y = vp_window->height / 2 - vp_door->height / 2;
12111       else if (vp_door->valign == VALIGN_BOTTOM)
12112         vp_door->y += vp_window->height - vp_door->height;
12113     }
12114   }
12115 }
12116
12117 static void InitMenuDesignSettings_SpecialPostProcessing_AfterGraphics(void)
12118 {
12119   static struct
12120   {
12121     struct XYTileSize *dst, *src;
12122     int graphic;
12123   }
12124   editor_buttons_xy[] =
12125   {
12126     {
12127       &editor.button.element_left,      &editor.palette.element_left,
12128       IMG_GFX_EDITOR_BUTTON_ELEMENT_LEFT
12129     },
12130     {
12131       &editor.button.element_middle,    &editor.palette.element_middle,
12132       IMG_GFX_EDITOR_BUTTON_ELEMENT_MIDDLE
12133     },
12134     {
12135       &editor.button.element_right,     &editor.palette.element_right,
12136       IMG_GFX_EDITOR_BUTTON_ELEMENT_RIGHT
12137     },
12138
12139     { NULL,                     NULL                    }
12140   };
12141   int i;
12142
12143   // set default position for element buttons to element graphics
12144   for (i = 0; editor_buttons_xy[i].dst != NULL; i++)
12145   {
12146     if ((*editor_buttons_xy[i].dst).x == -1 &&
12147         (*editor_buttons_xy[i].dst).y == -1)
12148     {
12149       struct GraphicInfo *gd = &graphic_info[editor_buttons_xy[i].graphic];
12150
12151       gd->width = gd->height = editor_buttons_xy[i].src->tile_size;
12152
12153       *editor_buttons_xy[i].dst = *editor_buttons_xy[i].src;
12154     }
12155   }
12156
12157   // adjust editor palette rows and columns if specified to be dynamic
12158
12159   if (editor.palette.cols == -1)
12160   {
12161     int vp_width = viewport.playfield[GFX_SPECIAL_ARG_EDITOR].width;
12162     int bt_width = graphic_info[IMG_EDITOR_PALETTE_BUTTON].width;
12163     int sc_width = graphic_info[IMG_EDITOR_PALETTE_SCROLLBAR].width;
12164
12165     editor.palette.cols = (vp_width - sc_width) / bt_width;
12166
12167     if (editor.palette.x == -1)
12168     {
12169       int palette_width = editor.palette.cols * bt_width + sc_width;
12170
12171       editor.palette.x = (vp_width - palette_width) / 2;
12172     }
12173   }
12174
12175   if (editor.palette.rows == -1)
12176   {
12177     int vp_height = viewport.playfield[GFX_SPECIAL_ARG_EDITOR].height;
12178     int bt_height = graphic_info[IMG_EDITOR_PALETTE_BUTTON].height;
12179     int tx_height = getFontHeight(FONT_TEXT_2);
12180
12181     editor.palette.rows = (vp_height - tx_height) / bt_height;
12182
12183     if (editor.palette.y == -1)
12184     {
12185       int palette_height = editor.palette.rows * bt_height + tx_height;
12186
12187       editor.palette.y = (vp_height - palette_height) / 2;
12188     }
12189   }
12190 }
12191
12192 static void LoadMenuDesignSettingsFromFilename(char *filename)
12193 {
12194   static struct TitleFadingInfo tfi;
12195   static struct TitleMessageInfo tmi;
12196   static struct TokenInfo title_tokens[] =
12197   {
12198     { TYPE_INTEGER,     &tfi.fade_mode,         ".fade_mode"            },
12199     { TYPE_INTEGER,     &tfi.fade_delay,        ".fade_delay"           },
12200     { TYPE_INTEGER,     &tfi.post_delay,        ".post_delay"           },
12201     { TYPE_INTEGER,     &tfi.auto_delay,        ".auto_delay"           },
12202     { TYPE_INTEGER,     &tfi.auto_delay_unit,   ".auto_delay_unit"      },
12203
12204     { -1,               NULL,                   NULL                    }
12205   };
12206   static struct TokenInfo titlemessage_tokens[] =
12207   {
12208     { TYPE_INTEGER,     &tmi.x,                 ".x"                    },
12209     { TYPE_INTEGER,     &tmi.y,                 ".y"                    },
12210     { TYPE_INTEGER,     &tmi.width,             ".width"                },
12211     { TYPE_INTEGER,     &tmi.height,            ".height"               },
12212     { TYPE_INTEGER,     &tmi.chars,             ".chars"                },
12213     { TYPE_INTEGER,     &tmi.lines,             ".lines"                },
12214     { TYPE_INTEGER,     &tmi.align,             ".align"                },
12215     { TYPE_INTEGER,     &tmi.valign,            ".valign"               },
12216     { TYPE_INTEGER,     &tmi.font,              ".font"                 },
12217     { TYPE_BOOLEAN,     &tmi.autowrap,          ".autowrap"             },
12218     { TYPE_BOOLEAN,     &tmi.centered,          ".centered"             },
12219     { TYPE_BOOLEAN,     &tmi.parse_comments,    ".parse_comments"       },
12220     { TYPE_INTEGER,     &tmi.sort_priority,     ".sort_priority"        },
12221     { TYPE_INTEGER,     &tmi.fade_mode,         ".fade_mode"            },
12222     { TYPE_INTEGER,     &tmi.fade_delay,        ".fade_delay"           },
12223     { TYPE_INTEGER,     &tmi.post_delay,        ".post_delay"           },
12224     { TYPE_INTEGER,     &tmi.auto_delay,        ".auto_delay"           },
12225     { TYPE_INTEGER,     &tmi.auto_delay_unit,   ".auto_delay_unit"      },
12226
12227     { -1,               NULL,                   NULL                    }
12228   };
12229   static struct
12230   {
12231     struct TitleFadingInfo *info;
12232     char *text;
12233   }
12234   title_info[] =
12235   {
12236     // initialize first titles from "enter screen" definitions, if defined
12237     { &title_initial_first_default,     "menu.enter_screen.TITLE"       },
12238     { &title_first_default,             "menu.enter_screen.TITLE"       },
12239
12240     // initialize title screens from "next screen" definitions, if defined
12241     { &title_initial_default,           "menu.next_screen.TITLE"        },
12242     { &title_default,                   "menu.next_screen.TITLE"        },
12243
12244     { NULL,                             NULL                            }
12245   };
12246   static struct
12247   {
12248     struct TitleMessageInfo *array;
12249     char *text;
12250   }
12251   titlemessage_arrays[] =
12252   {
12253     // initialize first titles from "enter screen" definitions, if defined
12254     { titlescreen_initial_first,        "menu.enter_screen.TITLE"       },
12255     { titlescreen_first,                "menu.enter_screen.TITLE"       },
12256     { titlemessage_initial_first,       "menu.enter_screen.TITLE"       },
12257     { titlemessage_first,               "menu.enter_screen.TITLE"       },
12258
12259     // initialize titles from "next screen" definitions, if defined
12260     { titlescreen_initial,              "menu.next_screen.TITLE"        },
12261     { titlescreen,                      "menu.next_screen.TITLE"        },
12262     { titlemessage_initial,             "menu.next_screen.TITLE"        },
12263     { titlemessage,                     "menu.next_screen.TITLE"        },
12264
12265     // overwrite titles with title definitions, if defined
12266     { titlescreen_initial_first,        "[title_initial]"               },
12267     { titlescreen_first,                "[title]"                       },
12268     { titlemessage_initial_first,       "[title_initial]"               },
12269     { titlemessage_first,               "[title]"                       },
12270
12271     { titlescreen_initial,              "[title_initial]"               },
12272     { titlescreen,                      "[title]"                       },
12273     { titlemessage_initial,             "[title_initial]"               },
12274     { titlemessage,                     "[title]"                       },
12275
12276     // overwrite titles with title screen/message definitions, if defined
12277     { titlescreen_initial_first,        "[titlescreen_initial]"         },
12278     { titlescreen_first,                "[titlescreen]"                 },
12279     { titlemessage_initial_first,       "[titlemessage_initial]"        },
12280     { titlemessage_first,               "[titlemessage]"                },
12281
12282     { titlescreen_initial,              "[titlescreen_initial]"         },
12283     { titlescreen,                      "[titlescreen]"                 },
12284     { titlemessage_initial,             "[titlemessage_initial]"        },
12285     { titlemessage,                     "[titlemessage]"                },
12286
12287     { NULL,                             NULL                            }
12288   };
12289   SetupFileHash *setup_file_hash;
12290   int i, j, k;
12291
12292   if ((setup_file_hash = loadSetupFileHash(filename)) == NULL)
12293     return;
12294
12295   // the following initializes hierarchical values from dynamic configuration
12296
12297   // special case: initialize with default values that may be overwritten
12298   // (e.g., init "menu.draw_xoffset.INFO" from "menu.draw_xoffset")
12299   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
12300   {
12301     struct TokenIntPtrInfo menu_config[] =
12302     {
12303       { "menu.draw_xoffset",    &menu.draw_xoffset[i]   },
12304       { "menu.draw_yoffset",    &menu.draw_yoffset[i]   },
12305       { "menu.list_size",       &menu.list_size[i]      }
12306     };
12307
12308     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12309     {
12310       char *token = menu_config[j].token;
12311       char *value = getHashEntry(setup_file_hash, token);
12312
12313       if (value != NULL)
12314         *menu_config[j].value = get_integer_from_string(value);
12315     }
12316   }
12317
12318   // special case: initialize with default values that may be overwritten
12319   // (eg, init "menu.draw_xoffset.INFO[XXX]" from "menu.draw_xoffset.INFO")
12320   for (i = 0; i < NUM_SPECIAL_GFX_INFO_ARGS; i++)
12321   {
12322     struct TokenIntPtrInfo menu_config[] =
12323     {
12324       { "menu.draw_xoffset.INFO",       &menu.draw_xoffset_info[i]      },
12325       { "menu.draw_yoffset.INFO",       &menu.draw_yoffset_info[i]      },
12326       { "menu.list_size.INFO",          &menu.list_size_info[i]         }
12327     };
12328
12329     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12330     {
12331       char *token = menu_config[j].token;
12332       char *value = getHashEntry(setup_file_hash, token);
12333
12334       if (value != NULL)
12335         *menu_config[j].value = get_integer_from_string(value);
12336     }
12337   }
12338
12339   // special case: initialize with default values that may be overwritten
12340   // (eg, init "menu.draw_xoffset.SETUP[XXX]" from "menu.draw_xoffset.SETUP")
12341   for (i = 0; i < NUM_SPECIAL_GFX_SETUP_ARGS; i++)
12342   {
12343     struct TokenIntPtrInfo menu_config[] =
12344     {
12345       { "menu.draw_xoffset.SETUP",      &menu.draw_xoffset_setup[i]     },
12346       { "menu.draw_yoffset.SETUP",      &menu.draw_yoffset_setup[i]     }
12347     };
12348
12349     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12350     {
12351       char *token = menu_config[j].token;
12352       char *value = getHashEntry(setup_file_hash, token);
12353
12354       if (value != NULL)
12355         *menu_config[j].value = get_integer_from_string(value);
12356     }
12357   }
12358
12359   // special case: initialize with default values that may be overwritten
12360   // (eg, init "menu.line_spacing.INFO[XXX]" from "menu.line_spacing.INFO")
12361   for (i = 0; i < NUM_SPECIAL_GFX_INFO_ARGS; i++)
12362   {
12363     struct TokenIntPtrInfo menu_config[] =
12364     {
12365       { "menu.left_spacing.INFO",       &menu.left_spacing_info[i]      },
12366       { "menu.right_spacing.INFO",      &menu.right_spacing_info[i]     },
12367       { "menu.top_spacing.INFO",        &menu.top_spacing_info[i]       },
12368       { "menu.bottom_spacing.INFO",     &menu.bottom_spacing_info[i]    },
12369       { "menu.paragraph_spacing.INFO",  &menu.paragraph_spacing_info[i] },
12370       { "menu.headline1_spacing.INFO",  &menu.headline1_spacing_info[i] },
12371       { "menu.headline2_spacing.INFO",  &menu.headline2_spacing_info[i] },
12372       { "menu.line_spacing.INFO",       &menu.line_spacing_info[i]      },
12373       { "menu.extra_spacing.INFO",      &menu.extra_spacing_info[i]     },
12374     };
12375
12376     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12377     {
12378       char *token = menu_config[j].token;
12379       char *value = getHashEntry(setup_file_hash, token);
12380
12381       if (value != NULL)
12382         *menu_config[j].value = get_integer_from_string(value);
12383     }
12384   }
12385
12386   // special case: initialize with default values that may be overwritten
12387   // (eg, init "menu.enter_screen.SCORES.xyz" from "menu.enter_screen.xyz")
12388   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
12389   {
12390     struct TokenIntPtrInfo menu_config[] =
12391     {
12392       { "menu.enter_screen.fade_mode",  &menu.enter_screen[i].fade_mode  },
12393       { "menu.enter_screen.fade_delay", &menu.enter_screen[i].fade_delay },
12394       { "menu.enter_screen.post_delay", &menu.enter_screen[i].post_delay },
12395       { "menu.leave_screen.fade_mode",  &menu.leave_screen[i].fade_mode  },
12396       { "menu.leave_screen.fade_delay", &menu.leave_screen[i].fade_delay },
12397       { "menu.leave_screen.post_delay", &menu.leave_screen[i].post_delay },
12398       { "menu.next_screen.fade_mode",   &menu.next_screen[i].fade_mode   },
12399       { "menu.next_screen.fade_delay",  &menu.next_screen[i].fade_delay  },
12400       { "menu.next_screen.post_delay",  &menu.next_screen[i].post_delay  }
12401     };
12402
12403     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12404     {
12405       char *token = menu_config[j].token;
12406       char *value = getHashEntry(setup_file_hash, token);
12407
12408       if (value != NULL)
12409         *menu_config[j].value = get_token_parameter_value(token, value);
12410     }
12411   }
12412
12413   // special case: initialize with default values that may be overwritten
12414   // (eg, init "viewport.door_1.MAIN.xyz" from "viewport.door_1.xyz")
12415   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
12416   {
12417     struct
12418     {
12419       char *token_prefix;
12420       struct RectWithBorder *struct_ptr;
12421     }
12422     vp_struct[] =
12423     {
12424       { "viewport.window",      &viewport.window[i]     },
12425       { "viewport.playfield",   &viewport.playfield[i]  },
12426       { "viewport.door_1",      &viewport.door_1[i]     },
12427       { "viewport.door_2",      &viewport.door_2[i]     }
12428     };
12429
12430     for (j = 0; j < ARRAY_SIZE(vp_struct); j++)
12431     {
12432       struct TokenIntPtrInfo vp_config[] =
12433       {
12434         { ".x",                 &vp_struct[j].struct_ptr->x             },
12435         { ".y",                 &vp_struct[j].struct_ptr->y             },
12436         { ".width",             &vp_struct[j].struct_ptr->width         },
12437         { ".height",            &vp_struct[j].struct_ptr->height        },
12438         { ".min_width",         &vp_struct[j].struct_ptr->min_width     },
12439         { ".min_height",        &vp_struct[j].struct_ptr->min_height    },
12440         { ".max_width",         &vp_struct[j].struct_ptr->max_width     },
12441         { ".max_height",        &vp_struct[j].struct_ptr->max_height    },
12442         { ".margin_left",       &vp_struct[j].struct_ptr->margin_left   },
12443         { ".margin_right",      &vp_struct[j].struct_ptr->margin_right  },
12444         { ".margin_top",        &vp_struct[j].struct_ptr->margin_top    },
12445         { ".margin_bottom",     &vp_struct[j].struct_ptr->margin_bottom },
12446         { ".border_left",       &vp_struct[j].struct_ptr->border_left   },
12447         { ".border_right",      &vp_struct[j].struct_ptr->border_right  },
12448         { ".border_top",        &vp_struct[j].struct_ptr->border_top    },
12449         { ".border_bottom",     &vp_struct[j].struct_ptr->border_bottom },
12450         { ".border_size",       &vp_struct[j].struct_ptr->border_size   },
12451         { ".align_size",        &vp_struct[j].struct_ptr->align_size    },
12452         { ".align",             &vp_struct[j].struct_ptr->align         },
12453         { ".valign",            &vp_struct[j].struct_ptr->valign        }
12454       };
12455
12456       for (k = 0; k < ARRAY_SIZE(vp_config); k++)
12457       {
12458         char *token = getStringCat2(vp_struct[j].token_prefix,
12459                                     vp_config[k].token);
12460         char *value = getHashEntry(setup_file_hash, token);
12461
12462         if (value != NULL)
12463           *vp_config[k].value = get_token_parameter_value(token, value);
12464
12465         free(token);
12466       }
12467     }
12468   }
12469
12470   // special case: initialize with default values that may be overwritten
12471   // (e.g., init "[title].fade_mode" from "menu.next_screen.TITLE.fade_mode")
12472   for (i = 0; title_info[i].info != NULL; i++)
12473   {
12474     struct TitleFadingInfo *info = title_info[i].info;
12475     char *base_token = title_info[i].text;
12476
12477     for (j = 0; title_tokens[j].type != -1; j++)
12478     {
12479       char *token = getStringCat2(base_token, title_tokens[j].text);
12480       char *value = getHashEntry(setup_file_hash, token);
12481
12482       if (value != NULL)
12483       {
12484         int parameter_value = get_token_parameter_value(token, value);
12485
12486         tfi = *info;
12487
12488         *(int *)title_tokens[j].value = (int)parameter_value;
12489
12490         *info = tfi;
12491       }
12492
12493       free(token);
12494     }
12495   }
12496
12497   // special case: initialize with default values that may be overwritten
12498   // (e.g., init "titlemessage_1.fade_mode" from "[titlemessage].fade_mode")
12499   for (i = 0; titlemessage_arrays[i].array != NULL; i++)
12500   {
12501     struct TitleMessageInfo *array = titlemessage_arrays[i].array;
12502     char *base_token = titlemessage_arrays[i].text;
12503
12504     for (j = 0; titlemessage_tokens[j].type != -1; j++)
12505     {
12506       char *token = getStringCat2(base_token, titlemessage_tokens[j].text);
12507       char *value = getHashEntry(setup_file_hash, token);
12508
12509       if (value != NULL)
12510       {
12511         int parameter_value = get_token_parameter_value(token, value);
12512
12513         for (k = 0; k < MAX_NUM_TITLE_MESSAGES; k++)
12514         {
12515           tmi = array[k];
12516
12517           if (titlemessage_tokens[j].type == TYPE_INTEGER)
12518             *(int     *)titlemessage_tokens[j].value = (int)parameter_value;
12519           else
12520             *(boolean *)titlemessage_tokens[j].value = (boolean)parameter_value;
12521
12522           array[k] = tmi;
12523         }
12524       }
12525
12526       free(token);
12527     }
12528   }
12529
12530   // special case: check if network and preview player positions are redefined,
12531   // to compare this later against the main menu level preview being redefined
12532   struct TokenIntPtrInfo menu_config_players[] =
12533   {
12534     { "main.network_players.x", &menu.main.network_players.redefined    },
12535     { "main.network_players.y", &menu.main.network_players.redefined    },
12536     { "main.preview_players.x", &menu.main.preview_players.redefined    },
12537     { "main.preview_players.y", &menu.main.preview_players.redefined    },
12538     { "preview.x",              &preview.redefined                      },
12539     { "preview.y",              &preview.redefined                      }
12540   };
12541
12542   for (i = 0; i < ARRAY_SIZE(menu_config_players); i++)
12543     *menu_config_players[i].value = FALSE;
12544
12545   for (i = 0; i < ARRAY_SIZE(menu_config_players); i++)
12546     if (getHashEntry(setup_file_hash, menu_config_players[i].token) != NULL)
12547       *menu_config_players[i].value = TRUE;
12548
12549   // read (and overwrite with) values that may be specified in config file
12550   InitMenuDesignSettings_FromHash(setup_file_hash, TRUE);
12551
12552   freeSetupFileHash(setup_file_hash);
12553 }
12554
12555 void LoadMenuDesignSettings(void)
12556 {
12557   char *filename_base = UNDEFINED_FILENAME, *filename_local;
12558
12559   InitMenuDesignSettings_Static();
12560   InitMenuDesignSettings_SpecialPreProcessing();
12561
12562   if (!GFX_OVERRIDE_ARTWORK(ARTWORK_TYPE_GRAPHICS))
12563   {
12564     // first look for special settings configured in level series config
12565     filename_base = getCustomArtworkLevelConfigFilename(ARTWORK_TYPE_GRAPHICS);
12566
12567     if (fileExists(filename_base))
12568       LoadMenuDesignSettingsFromFilename(filename_base);
12569   }
12570
12571   filename_local = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS);
12572
12573   if (filename_local != NULL && !strEqual(filename_base, filename_local))
12574     LoadMenuDesignSettingsFromFilename(filename_local);
12575
12576   InitMenuDesignSettings_SpecialPostProcessing();
12577 }
12578
12579 void LoadMenuDesignSettings_AfterGraphics(void)
12580 {
12581   InitMenuDesignSettings_SpecialPostProcessing_AfterGraphics();
12582 }
12583
12584 void LoadUserDefinedEditorElementList(int **elements, int *num_elements)
12585 {
12586   char *filename = getEditorSetupFilename();
12587   SetupFileList *setup_file_list, *list;
12588   SetupFileHash *element_hash;
12589   int num_unknown_tokens = 0;
12590   int i;
12591
12592   if ((setup_file_list = loadSetupFileList(filename)) == NULL)
12593     return;
12594
12595   element_hash = newSetupFileHash();
12596
12597   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
12598     setHashEntry(element_hash, element_info[i].token_name, i_to_a(i));
12599
12600   // determined size may be larger than needed (due to unknown elements)
12601   *num_elements = 0;
12602   for (list = setup_file_list; list != NULL; list = list->next)
12603     (*num_elements)++;
12604
12605   // add space for up to 3 more elements for padding that may be needed
12606   *num_elements += 3;
12607
12608   // free memory for old list of elements, if needed
12609   checked_free(*elements);
12610
12611   // allocate memory for new list of elements
12612   *elements = checked_malloc(*num_elements * sizeof(int));
12613
12614   *num_elements = 0;
12615   for (list = setup_file_list; list != NULL; list = list->next)
12616   {
12617     char *value = getHashEntry(element_hash, list->token);
12618
12619     if (value == NULL)          // try to find obsolete token mapping
12620     {
12621       char *mapped_token = get_mapped_token(list->token);
12622
12623       if (mapped_token != NULL)
12624       {
12625         value = getHashEntry(element_hash, mapped_token);
12626
12627         free(mapped_token);
12628       }
12629     }
12630
12631     if (value != NULL)
12632     {
12633       (*elements)[(*num_elements)++] = atoi(value);
12634     }
12635     else
12636     {
12637       if (num_unknown_tokens == 0)
12638       {
12639         Warn("---");
12640         Warn("unknown token(s) found in config file:");
12641         Warn("- config file: '%s'", filename);
12642
12643         num_unknown_tokens++;
12644       }
12645
12646       Warn("- token: '%s'", list->token);
12647     }
12648   }
12649
12650   if (num_unknown_tokens > 0)
12651     Warn("---");
12652
12653   while (*num_elements % 4)     // pad with empty elements, if needed
12654     (*elements)[(*num_elements)++] = EL_EMPTY;
12655
12656   freeSetupFileList(setup_file_list);
12657   freeSetupFileHash(element_hash);
12658
12659 #if 0
12660   for (i = 0; i < *num_elements; i++)
12661     Debug("editor", "element '%s' [%d]\n",
12662           element_info[(*elements)[i]].token_name, (*elements)[i]);
12663 #endif
12664 }
12665
12666 static struct MusicFileInfo *get_music_file_info_ext(char *basename, int music,
12667                                                      boolean is_sound)
12668 {
12669   SetupFileHash *setup_file_hash = NULL;
12670   struct MusicFileInfo tmp_music_file_info, *new_music_file_info;
12671   char *filename_music, *filename_prefix, *filename_info;
12672   struct
12673   {
12674     char *token;
12675     char **value_ptr;
12676   }
12677   token_to_value_ptr[] =
12678   {
12679     { "title_header",   &tmp_music_file_info.title_header       },
12680     { "artist_header",  &tmp_music_file_info.artist_header      },
12681     { "album_header",   &tmp_music_file_info.album_header       },
12682     { "year_header",    &tmp_music_file_info.year_header        },
12683
12684     { "title",          &tmp_music_file_info.title              },
12685     { "artist",         &tmp_music_file_info.artist             },
12686     { "album",          &tmp_music_file_info.album              },
12687     { "year",           &tmp_music_file_info.year               },
12688
12689     { NULL,             NULL                                    },
12690   };
12691   int i;
12692
12693   filename_music = (is_sound ? getCustomSoundFilename(basename) :
12694                     getCustomMusicFilename(basename));
12695
12696   if (filename_music == NULL)
12697     return NULL;
12698
12699   // ---------- try to replace file extension ----------
12700
12701   filename_prefix = getStringCopy(filename_music);
12702   if (strrchr(filename_prefix, '.') != NULL)
12703     *strrchr(filename_prefix, '.') = '\0';
12704   filename_info = getStringCat2(filename_prefix, ".txt");
12705
12706   if (fileExists(filename_info))
12707     setup_file_hash = loadSetupFileHash(filename_info);
12708
12709   free(filename_prefix);
12710   free(filename_info);
12711
12712   if (setup_file_hash == NULL)
12713   {
12714     // ---------- try to add file extension ----------
12715
12716     filename_prefix = getStringCopy(filename_music);
12717     filename_info = getStringCat2(filename_prefix, ".txt");
12718
12719     if (fileExists(filename_info))
12720       setup_file_hash = loadSetupFileHash(filename_info);
12721
12722     free(filename_prefix);
12723     free(filename_info);
12724   }
12725
12726   if (setup_file_hash == NULL)
12727     return NULL;
12728
12729   // ---------- music file info found ----------
12730
12731   clear_mem(&tmp_music_file_info, sizeof(struct MusicFileInfo));
12732
12733   for (i = 0; token_to_value_ptr[i].token != NULL; i++)
12734   {
12735     char *value = getHashEntry(setup_file_hash, token_to_value_ptr[i].token);
12736
12737     *token_to_value_ptr[i].value_ptr =
12738       getStringCopy(value != NULL && *value != '\0' ? value : UNKNOWN_NAME);
12739   }
12740
12741   tmp_music_file_info.basename = getStringCopy(basename);
12742   tmp_music_file_info.music = music;
12743   tmp_music_file_info.is_sound = is_sound;
12744
12745   new_music_file_info = checked_malloc(sizeof(struct MusicFileInfo));
12746   *new_music_file_info = tmp_music_file_info;
12747
12748   return new_music_file_info;
12749 }
12750
12751 static struct MusicFileInfo *get_music_file_info(char *basename, int music)
12752 {
12753   return get_music_file_info_ext(basename, music, FALSE);
12754 }
12755
12756 static struct MusicFileInfo *get_sound_file_info(char *basename, int sound)
12757 {
12758   return get_music_file_info_ext(basename, sound, TRUE);
12759 }
12760
12761 static boolean music_info_listed_ext(struct MusicFileInfo *list,
12762                                      char *basename, boolean is_sound)
12763 {
12764   for (; list != NULL; list = list->next)
12765     if (list->is_sound == is_sound && strEqual(list->basename, basename))
12766       return TRUE;
12767
12768   return FALSE;
12769 }
12770
12771 static boolean music_info_listed(struct MusicFileInfo *list, char *basename)
12772 {
12773   return music_info_listed_ext(list, basename, FALSE);
12774 }
12775
12776 static boolean sound_info_listed(struct MusicFileInfo *list, char *basename)
12777 {
12778   return music_info_listed_ext(list, basename, TRUE);
12779 }
12780
12781 void LoadMusicInfo(void)
12782 {
12783   char *music_directory = getCustomMusicDirectory();
12784   int num_music = getMusicListSize();
12785   int num_music_noconf = 0;
12786   int num_sounds = getSoundListSize();
12787   Directory *dir;
12788   DirectoryEntry *dir_entry;
12789   struct FileInfo *music, *sound;
12790   struct MusicFileInfo *next, **new;
12791   int i;
12792
12793   while (music_file_info != NULL)
12794   {
12795     next = music_file_info->next;
12796
12797     checked_free(music_file_info->basename);
12798
12799     checked_free(music_file_info->title_header);
12800     checked_free(music_file_info->artist_header);
12801     checked_free(music_file_info->album_header);
12802     checked_free(music_file_info->year_header);
12803
12804     checked_free(music_file_info->title);
12805     checked_free(music_file_info->artist);
12806     checked_free(music_file_info->album);
12807     checked_free(music_file_info->year);
12808
12809     free(music_file_info);
12810
12811     music_file_info = next;
12812   }
12813
12814   new = &music_file_info;
12815
12816   for (i = 0; i < num_music; i++)
12817   {
12818     music = getMusicListEntry(i);
12819
12820     if (music->filename == NULL)
12821       continue;
12822
12823     if (strEqual(music->filename, UNDEFINED_FILENAME))
12824       continue;
12825
12826     // a configured file may be not recognized as music
12827     if (!FileIsMusic(music->filename))
12828       continue;
12829
12830     if (!music_info_listed(music_file_info, music->filename))
12831     {
12832       *new = get_music_file_info(music->filename, i);
12833
12834       if (*new != NULL)
12835         new = &(*new)->next;
12836     }
12837   }
12838
12839   if ((dir = openDirectory(music_directory)) == NULL)
12840   {
12841     Warn("cannot read music directory '%s'", music_directory);
12842
12843     return;
12844   }
12845
12846   while ((dir_entry = readDirectory(dir)) != NULL)      // loop all entries
12847   {
12848     char *basename = dir_entry->basename;
12849     boolean music_already_used = FALSE;
12850     int i;
12851
12852     // skip all music files that are configured in music config file
12853     for (i = 0; i < num_music; i++)
12854     {
12855       music = getMusicListEntry(i);
12856
12857       if (music->filename == NULL)
12858         continue;
12859
12860       if (strEqual(basename, music->filename))
12861       {
12862         music_already_used = TRUE;
12863         break;
12864       }
12865     }
12866
12867     if (music_already_used)
12868       continue;
12869
12870     if (!FileIsMusic(dir_entry->filename))
12871       continue;
12872
12873     if (!music_info_listed(music_file_info, basename))
12874     {
12875       *new = get_music_file_info(basename, MAP_NOCONF_MUSIC(num_music_noconf));
12876
12877       if (*new != NULL)
12878         new = &(*new)->next;
12879     }
12880
12881     num_music_noconf++;
12882   }
12883
12884   closeDirectory(dir);
12885
12886   for (i = 0; i < num_sounds; i++)
12887   {
12888     sound = getSoundListEntry(i);
12889
12890     if (sound->filename == NULL)
12891       continue;
12892
12893     if (strEqual(sound->filename, UNDEFINED_FILENAME))
12894       continue;
12895
12896     // a configured file may be not recognized as sound
12897     if (!FileIsSound(sound->filename))
12898       continue;
12899
12900     if (!sound_info_listed(music_file_info, sound->filename))
12901     {
12902       *new = get_sound_file_info(sound->filename, i);
12903       if (*new != NULL)
12904         new = &(*new)->next;
12905     }
12906   }
12907
12908   // add pointers to previous list nodes
12909
12910   struct MusicFileInfo *node = music_file_info;
12911
12912   while (node != NULL)
12913   {
12914     if (node->next)
12915       node->next->prev = node;
12916
12917     node = node->next;
12918   }
12919 }
12920
12921 static void add_helpanim_entry(int element, int action, int direction,
12922                                int delay, int *num_list_entries)
12923 {
12924   struct HelpAnimInfo *new_list_entry;
12925   (*num_list_entries)++;
12926
12927   helpanim_info =
12928     checked_realloc(helpanim_info,
12929                     *num_list_entries * sizeof(struct HelpAnimInfo));
12930   new_list_entry = &helpanim_info[*num_list_entries - 1];
12931
12932   new_list_entry->element = element;
12933   new_list_entry->action = action;
12934   new_list_entry->direction = direction;
12935   new_list_entry->delay = delay;
12936 }
12937
12938 static void print_unknown_token(char *filename, char *token, int token_nr)
12939 {
12940   if (token_nr == 0)
12941   {
12942     Warn("---");
12943     Warn("unknown token(s) found in config file:");
12944     Warn("- config file: '%s'", filename);
12945   }
12946
12947   Warn("- token: '%s'", token);
12948 }
12949
12950 static void print_unknown_token_end(int token_nr)
12951 {
12952   if (token_nr > 0)
12953     Warn("---");
12954 }
12955
12956 void LoadHelpAnimInfo(void)
12957 {
12958   char *filename = getHelpAnimFilename();
12959   SetupFileList *setup_file_list = NULL, *list;
12960   SetupFileHash *element_hash, *action_hash, *direction_hash;
12961   int num_list_entries = 0;
12962   int num_unknown_tokens = 0;
12963   int i;
12964
12965   if (fileExists(filename))
12966     setup_file_list = loadSetupFileList(filename);
12967
12968   if (setup_file_list == NULL)
12969   {
12970     // use reliable default values from static configuration
12971     SetupFileList *insert_ptr;
12972
12973     insert_ptr = setup_file_list =
12974       newSetupFileList(helpanim_config[0].token,
12975                        helpanim_config[0].value);
12976
12977     for (i = 1; helpanim_config[i].token; i++)
12978       insert_ptr = addListEntry(insert_ptr,
12979                                 helpanim_config[i].token,
12980                                 helpanim_config[i].value);
12981   }
12982
12983   element_hash   = newSetupFileHash();
12984   action_hash    = newSetupFileHash();
12985   direction_hash = newSetupFileHash();
12986
12987   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
12988     setHashEntry(element_hash, element_info[i].token_name, i_to_a(i));
12989
12990   for (i = 0; i < NUM_ACTIONS; i++)
12991     setHashEntry(action_hash, element_action_info[i].suffix,
12992                  i_to_a(element_action_info[i].value));
12993
12994   // do not store direction index (bit) here, but direction value!
12995   for (i = 0; i < NUM_DIRECTIONS_FULL; i++)
12996     setHashEntry(direction_hash, element_direction_info[i].suffix,
12997                  i_to_a(1 << element_direction_info[i].value));
12998
12999   for (list = setup_file_list; list != NULL; list = list->next)
13000   {
13001     char *element_token, *action_token, *direction_token;
13002     char *element_value, *action_value, *direction_value;
13003     int delay = atoi(list->value);
13004
13005     if (strEqual(list->token, "end"))
13006     {
13007       add_helpanim_entry(HELPANIM_LIST_NEXT, -1, -1, -1, &num_list_entries);
13008
13009       continue;
13010     }
13011
13012     /* first try to break element into element/action/direction parts;
13013        if this does not work, also accept combined "element[.act][.dir]"
13014        elements (like "dynamite.active"), which are unique elements */
13015
13016     if (strchr(list->token, '.') == NULL)       // token contains no '.'
13017     {
13018       element_value = getHashEntry(element_hash, list->token);
13019       if (element_value != NULL)        // element found
13020         add_helpanim_entry(atoi(element_value), -1, -1, delay,
13021                            &num_list_entries);
13022       else
13023       {
13024         // no further suffixes found -- this is not an element
13025         print_unknown_token(filename, list->token, num_unknown_tokens++);
13026       }
13027
13028       continue;
13029     }
13030
13031     // token has format "<prefix>.<something>"
13032
13033     action_token = strchr(list->token, '.');    // suffix may be action ...
13034     direction_token = action_token;             // ... or direction
13035
13036     element_token = getStringCopy(list->token);
13037     *strchr(element_token, '.') = '\0';
13038
13039     element_value = getHashEntry(element_hash, element_token);
13040
13041     if (element_value == NULL)          // this is no element
13042     {
13043       element_value = getHashEntry(element_hash, list->token);
13044       if (element_value != NULL)        // combined element found
13045         add_helpanim_entry(atoi(element_value), -1, -1, delay,
13046                            &num_list_entries);
13047       else
13048         print_unknown_token(filename, list->token, num_unknown_tokens++);
13049
13050       free(element_token);
13051
13052       continue;
13053     }
13054
13055     action_value = getHashEntry(action_hash, action_token);
13056
13057     if (action_value != NULL)           // action found
13058     {
13059       add_helpanim_entry(atoi(element_value), atoi(action_value), -1, delay,
13060                     &num_list_entries);
13061
13062       free(element_token);
13063
13064       continue;
13065     }
13066
13067     direction_value = getHashEntry(direction_hash, direction_token);
13068
13069     if (direction_value != NULL)        // direction found
13070     {
13071       add_helpanim_entry(atoi(element_value), -1, atoi(direction_value), delay,
13072                          &num_list_entries);
13073
13074       free(element_token);
13075
13076       continue;
13077     }
13078
13079     if (strchr(action_token + 1, '.') == NULL)
13080     {
13081       // no further suffixes found -- this is not an action nor direction
13082
13083       element_value = getHashEntry(element_hash, list->token);
13084       if (element_value != NULL)        // combined element found
13085         add_helpanim_entry(atoi(element_value), -1, -1, delay,
13086                            &num_list_entries);
13087       else
13088         print_unknown_token(filename, list->token, num_unknown_tokens++);
13089
13090       free(element_token);
13091
13092       continue;
13093     }
13094
13095     // token has format "<prefix>.<suffix>.<something>"
13096
13097     direction_token = strchr(action_token + 1, '.');
13098
13099     action_token = getStringCopy(action_token);
13100     *strchr(action_token + 1, '.') = '\0';
13101
13102     action_value = getHashEntry(action_hash, action_token);
13103
13104     if (action_value == NULL)           // this is no action
13105     {
13106       element_value = getHashEntry(element_hash, list->token);
13107       if (element_value != NULL)        // combined element found
13108         add_helpanim_entry(atoi(element_value), -1, -1, delay,
13109                            &num_list_entries);
13110       else
13111         print_unknown_token(filename, list->token, num_unknown_tokens++);
13112
13113       free(element_token);
13114       free(action_token);
13115
13116       continue;
13117     }
13118
13119     direction_value = getHashEntry(direction_hash, direction_token);
13120
13121     if (direction_value != NULL)        // direction found
13122     {
13123       add_helpanim_entry(atoi(element_value), atoi(action_value),
13124                          atoi(direction_value), delay, &num_list_entries);
13125
13126       free(element_token);
13127       free(action_token);
13128
13129       continue;
13130     }
13131
13132     // this is no direction
13133
13134     element_value = getHashEntry(element_hash, list->token);
13135     if (element_value != NULL)          // combined element found
13136       add_helpanim_entry(atoi(element_value), -1, -1, delay,
13137                          &num_list_entries);
13138     else
13139       print_unknown_token(filename, list->token, num_unknown_tokens++);
13140
13141     free(element_token);
13142     free(action_token);
13143   }
13144
13145   print_unknown_token_end(num_unknown_tokens);
13146
13147   add_helpanim_entry(HELPANIM_LIST_NEXT, -1, -1, -1, &num_list_entries);
13148   add_helpanim_entry(HELPANIM_LIST_END,  -1, -1, -1, &num_list_entries);
13149
13150   freeSetupFileList(setup_file_list);
13151   freeSetupFileHash(element_hash);
13152   freeSetupFileHash(action_hash);
13153   freeSetupFileHash(direction_hash);
13154
13155 #if 0
13156   for (i = 0; i < num_list_entries; i++)
13157     Debug("files:LoadHelpAnimInfo", "'%s': %d, %d, %d => %d",
13158           EL_NAME(helpanim_info[i].element),
13159           helpanim_info[i].element,
13160           helpanim_info[i].action,
13161           helpanim_info[i].direction,
13162           helpanim_info[i].delay);
13163 #endif
13164 }
13165
13166 void LoadHelpTextInfo(void)
13167 {
13168   char *filename = getHelpTextFilename();
13169   int i;
13170
13171   if (helptext_info != NULL)
13172   {
13173     freeSetupFileHash(helptext_info);
13174     helptext_info = NULL;
13175   }
13176
13177   if (fileExists(filename))
13178     helptext_info = loadSetupFileHash(filename);
13179
13180   if (helptext_info == NULL)
13181   {
13182     // use reliable default values from static configuration
13183     helptext_info = newSetupFileHash();
13184
13185     for (i = 0; helptext_config[i].token; i++)
13186       setHashEntry(helptext_info,
13187                    helptext_config[i].token,
13188                    helptext_config[i].value);
13189   }
13190
13191 #if 0
13192   BEGIN_HASH_ITERATION(helptext_info, itr)
13193   {
13194     Debug("files:LoadHelpTextInfo", "'%s' => '%s'",
13195           HASH_ITERATION_TOKEN(itr), HASH_ITERATION_VALUE(itr));
13196   }
13197   END_HASH_ITERATION(hash, itr)
13198 #endif
13199 }
13200
13201
13202 // ----------------------------------------------------------------------------
13203 // convert levels
13204 // ----------------------------------------------------------------------------
13205
13206 #define MAX_NUM_CONVERT_LEVELS          1000
13207
13208 void ConvertLevels(void)
13209 {
13210   static LevelDirTree *convert_leveldir = NULL;
13211   static int convert_level_nr = -1;
13212   static int num_levels_handled = 0;
13213   static int num_levels_converted = 0;
13214   static boolean levels_failed[MAX_NUM_CONVERT_LEVELS];
13215   int i;
13216
13217   convert_leveldir = getTreeInfoFromIdentifier(leveldir_first,
13218                                                global.convert_leveldir);
13219
13220   if (convert_leveldir == NULL)
13221     Fail("no such level identifier: '%s'", global.convert_leveldir);
13222
13223   leveldir_current = convert_leveldir;
13224
13225   if (global.convert_level_nr != -1)
13226   {
13227     convert_leveldir->first_level = global.convert_level_nr;
13228     convert_leveldir->last_level  = global.convert_level_nr;
13229   }
13230
13231   convert_level_nr = convert_leveldir->first_level;
13232
13233   PrintLine("=", 79);
13234   Print("Converting levels\n");
13235   PrintLine("-", 79);
13236   Print("Level series identifier: '%s'\n", convert_leveldir->identifier);
13237   Print("Level series name:       '%s'\n", convert_leveldir->name);
13238   Print("Level series author:     '%s'\n", convert_leveldir->author);
13239   Print("Number of levels:        %d\n",   convert_leveldir->levels);
13240   PrintLine("=", 79);
13241   Print("\n");
13242
13243   for (i = 0; i < MAX_NUM_CONVERT_LEVELS; i++)
13244     levels_failed[i] = FALSE;
13245
13246   while (convert_level_nr <= convert_leveldir->last_level)
13247   {
13248     char *level_filename;
13249     boolean new_level;
13250
13251     level_nr = convert_level_nr++;
13252
13253     Print("Level %03d: ", level_nr);
13254
13255     LoadLevel(level_nr);
13256     if (level.no_level_file || level.no_valid_file)
13257     {
13258       Print("(no level)\n");
13259       continue;
13260     }
13261
13262     Print("converting level ... ");
13263
13264 #if 0
13265     // special case: conversion of some EMC levels as requested by ACME
13266     level.game_engine_type = GAME_ENGINE_TYPE_RND;
13267 #endif
13268
13269     level_filename = getDefaultLevelFilename(level_nr);
13270     new_level = !fileExists(level_filename);
13271
13272     if (new_level)
13273     {
13274       SaveLevel(level_nr);
13275
13276       num_levels_converted++;
13277
13278       Print("converted.\n");
13279     }
13280     else
13281     {
13282       if (level_nr >= 0 && level_nr < MAX_NUM_CONVERT_LEVELS)
13283         levels_failed[level_nr] = TRUE;
13284
13285       Print("NOT CONVERTED -- LEVEL ALREADY EXISTS.\n");
13286     }
13287
13288     num_levels_handled++;
13289   }
13290
13291   Print("\n");
13292   PrintLine("=", 79);
13293   Print("Number of levels handled: %d\n", num_levels_handled);
13294   Print("Number of levels converted: %d (%d%%)\n", num_levels_converted,
13295          (num_levels_handled ?
13296           num_levels_converted * 100 / num_levels_handled : 0));
13297   PrintLine("-", 79);
13298   Print("Summary (for automatic parsing by scripts):\n");
13299   Print("LEVELDIR '%s', CONVERTED %d/%d (%d%%)",
13300          convert_leveldir->identifier, num_levels_converted,
13301          num_levels_handled,
13302          (num_levels_handled ?
13303           num_levels_converted * 100 / num_levels_handled : 0));
13304
13305   if (num_levels_handled != num_levels_converted)
13306   {
13307     Print(", FAILED:");
13308     for (i = 0; i < MAX_NUM_CONVERT_LEVELS; i++)
13309       if (levels_failed[i])
13310         Print(" %03d", i);
13311   }
13312
13313   Print("\n");
13314   PrintLine("=", 79);
13315
13316   CloseAllAndExit(0);
13317 }
13318
13319
13320 // ----------------------------------------------------------------------------
13321 // create and save images for use in level sketches (raw BMP format)
13322 // ----------------------------------------------------------------------------
13323
13324 void CreateLevelSketchImages(void)
13325 {
13326   Bitmap *bitmap1;
13327   Bitmap *bitmap2;
13328   int i;
13329
13330   InitElementPropertiesGfxElement();
13331
13332   bitmap1 = CreateBitmap(TILEX, TILEY, DEFAULT_DEPTH);
13333   bitmap2 = CreateBitmap(MINI_TILEX, MINI_TILEY, DEFAULT_DEPTH);
13334
13335   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
13336   {
13337     int element = getMappedElement(i);
13338     char basename1[16];
13339     char basename2[16];
13340     char *filename1;
13341     char *filename2;
13342
13343     sprintf(basename1, "%04d.bmp", i);
13344     sprintf(basename2, "%04ds.bmp", i);
13345
13346     filename1 = getPath2(global.create_sketch_images_dir, basename1);
13347     filename2 = getPath2(global.create_sketch_images_dir, basename2);
13348
13349     DrawSizedElement(0, 0, element, TILESIZE);
13350     BlitBitmap(drawto, bitmap1, SX, SY, TILEX, TILEY, 0, 0);
13351
13352     if (SDL_SaveBMP(bitmap1->surface, filename1) != 0)
13353       Fail("cannot save level sketch image file '%s'", filename1);
13354
13355     DrawSizedElement(0, 0, element, MINI_TILESIZE);
13356     BlitBitmap(drawto, bitmap2, SX, SY, MINI_TILEX, MINI_TILEY, 0, 0);
13357
13358     if (SDL_SaveBMP(bitmap2->surface, filename2) != 0)
13359       Fail("cannot save level sketch image file '%s'", filename2);
13360
13361     free(filename1);
13362     free(filename2);
13363
13364     // create corresponding SQL statements (for normal and small images)
13365     if (i < 1000)
13366     {
13367       printf("insert into phpbb_words values (NULL, '`%03d', '<IMG class=\"levelsketch\" src=\"/I/%04d.png\"/>');\n", i, i);
13368       printf("insert into phpbb_words values (NULL, '¸%03d', '<IMG class=\"levelsketch\" src=\"/I/%04ds.png\"/>');\n", i, i);
13369     }
13370
13371     printf("insert into phpbb_words values (NULL, '`%04d', '<IMG class=\"levelsketch\" src=\"/I/%04d.png\"/>');\n", i, i);
13372     printf("insert into phpbb_words values (NULL, '¸%04d', '<IMG class=\"levelsketch\" src=\"/I/%04ds.png\"/>');\n", i, i);
13373
13374     // optional: create content for forum level sketch demonstration post
13375     if (options.debug)
13376       fprintf(stderr, "%03d `%03d%c", i, i, (i % 10 < 9 ? ' ' : '\n'));
13377   }
13378
13379   FreeBitmap(bitmap1);
13380   FreeBitmap(bitmap2);
13381
13382   if (options.debug)
13383     fprintf(stderr, "\n");
13384
13385   Info("%d normal and small images created", NUM_FILE_ELEMENTS);
13386
13387   CloseAllAndExit(0);
13388 }
13389
13390
13391 // ----------------------------------------------------------------------------
13392 // create and save images for element collecting animations (raw BMP format)
13393 // ----------------------------------------------------------------------------
13394
13395 static boolean createCollectImage(int element)
13396 {
13397   return (IS_COLLECTIBLE(element) && !IS_SP_ELEMENT(element));
13398 }
13399
13400 void CreateCollectElementImages(void)
13401 {
13402   int i, j;
13403   int num_steps = 8;
13404   int anim_frames = num_steps - 1;
13405   int tile_size = TILESIZE;
13406   int anim_width  = tile_size * anim_frames;
13407   int anim_height = tile_size;
13408   int num_collect_images = 0;
13409   int pos_collect_images = 0;
13410
13411   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
13412     if (createCollectImage(i))
13413       num_collect_images++;
13414
13415   Info("Creating %d element collecting animation images ...",
13416        num_collect_images);
13417
13418   int dst_width  = anim_width * 2;
13419   int dst_height = anim_height * num_collect_images / 2;
13420   Bitmap *dst_bitmap = CreateBitmap(dst_width, dst_height, DEFAULT_DEPTH);
13421   char *basename = "RocksCollect.bmp";
13422   char *filename = getPath2(global.create_collect_images_dir, basename);
13423
13424   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
13425   {
13426     if (!createCollectImage(i))
13427       continue;
13428
13429     int dst_x = (pos_collect_images / (num_collect_images / 2)) * anim_width;
13430     int dst_y = (pos_collect_images % (num_collect_images / 2)) * anim_height;
13431     int graphic = el2img(i);
13432     char *token_name = element_info[i].token_name;
13433     Bitmap *tmp_bitmap = CreateBitmap(tile_size, tile_size, DEFAULT_DEPTH);
13434     Bitmap *src_bitmap;
13435     int src_x, src_y;
13436
13437     Info("- creating collecting image for '%s' ...", token_name);
13438
13439     getGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
13440
13441     BlitBitmap(src_bitmap, tmp_bitmap, src_x, src_y,
13442                tile_size, tile_size, 0, 0);
13443
13444     tmp_bitmap->surface_masked = tmp_bitmap->surface;
13445
13446     for (j = 0; j < anim_frames; j++)
13447     {
13448       int frame_size_final = tile_size * (anim_frames - j) / num_steps;
13449       int frame_size = frame_size_final * num_steps;
13450       int offset = (tile_size - frame_size_final) / 2;
13451       Bitmap *frame_bitmap = ZoomBitmap(tmp_bitmap, frame_size, frame_size);
13452
13453       while (frame_size > frame_size_final)
13454       {
13455         frame_size /= 2;
13456
13457         Bitmap *half_bitmap = ZoomBitmap(frame_bitmap, frame_size, frame_size);
13458
13459         FreeBitmap(frame_bitmap);
13460
13461         frame_bitmap = half_bitmap;
13462       }
13463
13464       BlitBitmap(frame_bitmap, dst_bitmap, 0, 0,
13465                  frame_size_final, frame_size_final,
13466                  dst_x + j * tile_size + offset, dst_y + offset);
13467
13468       FreeBitmap(frame_bitmap);
13469     }
13470
13471     tmp_bitmap->surface_masked = NULL;
13472
13473     FreeBitmap(tmp_bitmap);
13474
13475     pos_collect_images++;
13476   }
13477
13478   if (SDL_SaveBMP(dst_bitmap->surface, filename) != 0)
13479     Fail("cannot save element collecting image file '%s'", filename);
13480
13481   FreeBitmap(dst_bitmap);
13482
13483   Info("Done.");
13484
13485   CloseAllAndExit(0);
13486 }
13487
13488
13489 // ----------------------------------------------------------------------------
13490 // create and save images for custom and group elements (raw BMP format)
13491 // ----------------------------------------------------------------------------
13492
13493 void CreateCustomElementImages(char *directory)
13494 {
13495   char *src_basename = "RocksCE-template.ilbm";
13496   char *dst_basename = "RocksCE.bmp";
13497   char *src_filename = getPath2(directory, src_basename);
13498   char *dst_filename = getPath2(directory, dst_basename);
13499   Bitmap *src_bitmap;
13500   Bitmap *bitmap;
13501   int yoffset_ce = 0;
13502   int yoffset_ge = (TILEY * NUM_CUSTOM_ELEMENTS / 16);
13503   int i;
13504
13505   InitVideoDefaults();
13506
13507   ReCreateBitmap(&backbuffer, video.width, video.height);
13508
13509   src_bitmap = LoadImage(src_filename);
13510
13511   bitmap = CreateBitmap(TILEX * 16 * 2,
13512                         TILEY * (NUM_CUSTOM_ELEMENTS + NUM_GROUP_ELEMENTS) / 16,
13513                         DEFAULT_DEPTH);
13514
13515   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
13516   {
13517     int x = i % 16;
13518     int y = i / 16;
13519     int ii = i + 1;
13520     int j;
13521
13522     BlitBitmap(src_bitmap, bitmap, 0, 0, TILEX, TILEY,
13523                TILEX * x, TILEY * y + yoffset_ce);
13524
13525     BlitBitmap(src_bitmap, bitmap, 0, TILEY,
13526                TILEX, TILEY,
13527                TILEX * x + TILEX * 16,
13528                TILEY * y + yoffset_ce);
13529
13530     for (j = 2; j >= 0; j--)
13531     {
13532       int c = ii % 10;
13533
13534       BlitBitmap(src_bitmap, bitmap,
13535                  TILEX + c * 7, 0, 6, 10,
13536                  TILEX * x + 6 + j * 7,
13537                  TILEY * y + 11 + yoffset_ce);
13538
13539       BlitBitmap(src_bitmap, bitmap,
13540                  TILEX + c * 8, TILEY, 6, 10,
13541                  TILEX * 16 + TILEX * x + 6 + j * 8,
13542                  TILEY * y + 10 + yoffset_ce);
13543
13544       ii /= 10;
13545     }
13546   }
13547
13548   for (i = 0; i < NUM_GROUP_ELEMENTS; i++)
13549   {
13550     int x = i % 16;
13551     int y = i / 16;
13552     int ii = i + 1;
13553     int j;
13554
13555     BlitBitmap(src_bitmap, bitmap, 0, 0, TILEX, TILEY,
13556                TILEX * x, TILEY * y + yoffset_ge);
13557
13558     BlitBitmap(src_bitmap, bitmap, 0, TILEY,
13559                TILEX, TILEY,
13560                TILEX * x + TILEX * 16,
13561                TILEY * y + yoffset_ge);
13562
13563     for (j = 1; j >= 0; j--)
13564     {
13565       int c = ii % 10;
13566
13567       BlitBitmap(src_bitmap, bitmap, TILEX + c * 10, 11, 10, 10,
13568                  TILEX * x + 6 + j * 10,
13569                  TILEY * y + 11 + yoffset_ge);
13570
13571       BlitBitmap(src_bitmap, bitmap,
13572                  TILEX + c * 8, TILEY + 12, 6, 10,
13573                  TILEX * 16 + TILEX * x + 10 + j * 8,
13574                  TILEY * y + 10 + yoffset_ge);
13575
13576       ii /= 10;
13577     }
13578   }
13579
13580   if (SDL_SaveBMP(bitmap->surface, dst_filename) != 0)
13581     Fail("cannot save CE graphics file '%s'", dst_filename);
13582
13583   FreeBitmap(bitmap);
13584
13585   CloseAllAndExit(0);
13586 }