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
6571 static void LoadLevel_InitStandardElements(struct LevelInfo *level)
6572 {
6573   int i, x, y;
6574
6575   // map elements that have changed in newer versions
6576   level->amoeba_content = getMappedElementByVersion(level->amoeba_content,
6577                                                     level->game_version);
6578   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
6579     for (x = 0; x < 3; x++)
6580       for (y = 0; y < 3; y++)
6581         level->yamyam_content[i].e[x][y] =
6582           getMappedElementByVersion(level->yamyam_content[i].e[x][y],
6583                                     level->game_version);
6584
6585 }
6586
6587 static void LoadLevel_InitCustomElements(struct LevelInfo *level)
6588 {
6589   int i, j;
6590
6591   // map custom element change events that have changed in newer versions
6592   // (these following values were accidentally changed in version 3.0.1)
6593   // (this seems to be needed only for 'ab_levelset3' and 'ab_levelset4')
6594   if (level->game_version <= VERSION_IDENT(3,0,0,0))
6595   {
6596     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6597     {
6598       int element = EL_CUSTOM_START + i;
6599
6600       // order of checking and copying events to be mapped is important
6601       // (do not change the start and end value -- they are constant)
6602       for (j = CE_BY_OTHER_ACTION; j >= CE_VALUE_GETS_ZERO; j--)
6603       {
6604         if (HAS_CHANGE_EVENT(element, j - 2))
6605         {
6606           SET_CHANGE_EVENT(element, j - 2, FALSE);
6607           SET_CHANGE_EVENT(element, j, TRUE);
6608         }
6609       }
6610
6611       // order of checking and copying events to be mapped is important
6612       // (do not change the start and end value -- they are constant)
6613       for (j = CE_PLAYER_COLLECTS_X; j >= CE_HITTING_SOMETHING; j--)
6614       {
6615         if (HAS_CHANGE_EVENT(element, j - 1))
6616         {
6617           SET_CHANGE_EVENT(element, j - 1, FALSE);
6618           SET_CHANGE_EVENT(element, j, TRUE);
6619         }
6620       }
6621     }
6622   }
6623
6624   // initialize "can_change" field for old levels with only one change page
6625   if (level->game_version <= VERSION_IDENT(3,0,2,0))
6626   {
6627     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6628     {
6629       int element = EL_CUSTOM_START + i;
6630
6631       if (CAN_CHANGE(element))
6632         element_info[element].change->can_change = TRUE;
6633     }
6634   }
6635
6636   // correct custom element values (for old levels without these options)
6637   if (level->game_version < VERSION_IDENT(3,1,1,0))
6638   {
6639     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6640     {
6641       int element = EL_CUSTOM_START + i;
6642       struct ElementInfo *ei = &element_info[element];
6643
6644       if (ei->access_direction == MV_NO_DIRECTION)
6645         ei->access_direction = MV_ALL_DIRECTIONS;
6646     }
6647   }
6648
6649   // correct custom element values (fix invalid values for all versions)
6650   if (1)
6651   {
6652     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6653     {
6654       int element = EL_CUSTOM_START + i;
6655       struct ElementInfo *ei = &element_info[element];
6656
6657       for (j = 0; j < ei->num_change_pages; j++)
6658       {
6659         struct ElementChangeInfo *change = &ei->change_page[j];
6660
6661         if (change->trigger_player == CH_PLAYER_NONE)
6662           change->trigger_player = CH_PLAYER_ANY;
6663
6664         if (change->trigger_side == CH_SIDE_NONE)
6665           change->trigger_side = CH_SIDE_ANY;
6666       }
6667     }
6668   }
6669
6670   // initialize "can_explode" field for old levels which did not store this
6671   // !!! CHECK THIS -- "<= 3,1,0,0" IS PROBABLY WRONG !!!
6672   if (level->game_version <= VERSION_IDENT(3,1,0,0))
6673   {
6674     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6675     {
6676       int element = EL_CUSTOM_START + i;
6677
6678       if (EXPLODES_1X1_OLD(element))
6679         element_info[element].explosion_type = EXPLODES_1X1;
6680
6681       SET_PROPERTY(element, EP_CAN_EXPLODE, (EXPLODES_BY_FIRE(element) ||
6682                                              EXPLODES_SMASHED(element) ||
6683                                              EXPLODES_IMPACT(element)));
6684     }
6685   }
6686
6687   // correct previously hard-coded move delay values for maze runner style
6688   if (level->game_version < VERSION_IDENT(3,1,1,0))
6689   {
6690     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6691     {
6692       int element = EL_CUSTOM_START + i;
6693
6694       if (element_info[element].move_pattern & MV_MAZE_RUNNER_STYLE)
6695       {
6696         // previously hard-coded and therefore ignored
6697         element_info[element].move_delay_fixed = 9;
6698         element_info[element].move_delay_random = 0;
6699       }
6700     }
6701   }
6702
6703   // set some other uninitialized values of custom elements in older levels
6704   if (level->game_version < VERSION_IDENT(3,1,0,0))
6705   {
6706     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6707     {
6708       int element = EL_CUSTOM_START + i;
6709
6710       element_info[element].access_direction = MV_ALL_DIRECTIONS;
6711
6712       element_info[element].explosion_delay = 17;
6713       element_info[element].ignition_delay = 8;
6714     }
6715   }
6716
6717   // set mouse click change events to work for left/middle/right mouse button
6718   if (level->game_version < VERSION_IDENT(4,2,3,0))
6719   {
6720     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
6721     {
6722       int element = EL_CUSTOM_START + i;
6723       struct ElementInfo *ei = &element_info[element];
6724
6725       for (j = 0; j < ei->num_change_pages; j++)
6726       {
6727         struct ElementChangeInfo *change = &ei->change_page[j];
6728
6729         if (change->has_event[CE_CLICKED_BY_MOUSE] ||
6730             change->has_event[CE_PRESSED_BY_MOUSE] ||
6731             change->has_event[CE_MOUSE_CLICKED_ON_X] ||
6732             change->has_event[CE_MOUSE_PRESSED_ON_X])
6733           change->trigger_side = CH_SIDE_ANY;
6734       }
6735     }
6736   }
6737 }
6738
6739 static void LoadLevel_InitElements(struct LevelInfo *level)
6740 {
6741   LoadLevel_InitStandardElements(level);
6742
6743   if (level->file_has_custom_elements)
6744     LoadLevel_InitCustomElements(level);
6745
6746   // initialize element properties for level editor etc.
6747   InitElementPropertiesEngine(level->game_version);
6748   InitElementPropertiesGfxElement();
6749 }
6750
6751 static void LoadLevel_InitPlayfield(struct LevelInfo *level)
6752 {
6753   int x, y;
6754
6755   // map elements that have changed in newer versions
6756   for (y = 0; y < level->fieldy; y++)
6757     for (x = 0; x < level->fieldx; x++)
6758       level->field[x][y] = getMappedElementByVersion(level->field[x][y],
6759                                                      level->game_version);
6760
6761   // clear unused playfield data (nicer if level gets resized in editor)
6762   for (x = 0; x < MAX_LEV_FIELDX; x++)
6763     for (y = 0; y < MAX_LEV_FIELDY; y++)
6764       if (x >= level->fieldx || y >= level->fieldy)
6765         level->field[x][y] = EL_EMPTY;
6766
6767   // copy elements to runtime playfield array
6768   for (x = 0; x < MAX_LEV_FIELDX; x++)
6769     for (y = 0; y < MAX_LEV_FIELDY; y++)
6770       Tile[x][y] = level->field[x][y];
6771
6772   // initialize level size variables for faster access
6773   lev_fieldx = level->fieldx;
6774   lev_fieldy = level->fieldy;
6775
6776   // determine border element for this level
6777   if (level->file_info.type == LEVEL_FILE_TYPE_DC)
6778     BorderElement = EL_EMPTY;   // (in editor, SetBorderElement() is used)
6779   else
6780     SetBorderElement();
6781 }
6782
6783 static void LoadLevel_InitNativeEngines(struct LevelInfo *level)
6784 {
6785   struct LevelFileInfo *level_file_info = &level->file_info;
6786
6787   if (level_file_info->type == LEVEL_FILE_TYPE_RND)
6788     CopyNativeLevel_RND_to_Native(level);
6789 }
6790
6791 static void LoadLevelTemplate_LoadAndInit(void)
6792 {
6793   LoadLevelFromFileInfo(&level_template, &level_template.file_info, FALSE);
6794
6795   LoadLevel_InitVersion(&level_template);
6796   LoadLevel_InitElements(&level_template);
6797   LoadLevel_InitSettings(&level_template);
6798
6799   ActivateLevelTemplate();
6800 }
6801
6802 void LoadLevelTemplate(int nr)
6803 {
6804   if (!fileExists(getGlobalLevelTemplateFilename()))
6805   {
6806     Warn("no level template found for this level");
6807
6808     return;
6809   }
6810
6811   setLevelFileInfo(&level_template.file_info, nr);
6812
6813   LoadLevelTemplate_LoadAndInit();
6814 }
6815
6816 static void LoadNetworkLevelTemplate(struct NetworkLevelInfo *network_level)
6817 {
6818   copyLevelFileInfo(&network_level->tmpl_info, &level_template.file_info);
6819
6820   LoadLevelTemplate_LoadAndInit();
6821 }
6822
6823 static void LoadLevel_LoadAndInit(struct NetworkLevelInfo *network_level)
6824 {
6825   LoadLevelFromFileInfo(&level, &level.file_info, FALSE);
6826
6827   if (level.use_custom_template)
6828   {
6829     if (network_level != NULL)
6830       LoadNetworkLevelTemplate(network_level);
6831     else
6832       LoadLevelTemplate(-1);
6833   }
6834
6835   LoadLevel_InitVersion(&level);
6836   LoadLevel_InitElements(&level);
6837   LoadLevel_InitPlayfield(&level);
6838   LoadLevel_InitSettings(&level);
6839
6840   LoadLevel_InitNativeEngines(&level);
6841 }
6842
6843 void LoadLevel(int nr)
6844 {
6845   SetLevelSetInfo(leveldir_current->identifier, nr);
6846
6847   setLevelFileInfo(&level.file_info, nr);
6848
6849   LoadLevel_LoadAndInit(NULL);
6850 }
6851
6852 void LoadLevelInfoOnly(int nr)
6853 {
6854   setLevelFileInfo(&level.file_info, nr);
6855
6856   LoadLevelFromFileInfo(&level, &level.file_info, TRUE);
6857 }
6858
6859 void LoadNetworkLevel(struct NetworkLevelInfo *network_level)
6860 {
6861   SetLevelSetInfo(network_level->leveldir_identifier,
6862                   network_level->file_info.nr);
6863
6864   copyLevelFileInfo(&network_level->file_info, &level.file_info);
6865
6866   LoadLevel_LoadAndInit(network_level);
6867 }
6868
6869 static int SaveLevel_VERS(FILE *file, struct LevelInfo *level)
6870 {
6871   int chunk_size = 0;
6872
6873   chunk_size += putFileVersion(file, level->file_version);
6874   chunk_size += putFileVersion(file, level->game_version);
6875
6876   return chunk_size;
6877 }
6878
6879 static int SaveLevel_DATE(FILE *file, struct LevelInfo *level)
6880 {
6881   int chunk_size = 0;
6882
6883   chunk_size += putFile16BitBE(file, level->creation_date.year);
6884   chunk_size += putFile8Bit(file,    level->creation_date.month);
6885   chunk_size += putFile8Bit(file,    level->creation_date.day);
6886
6887   return chunk_size;
6888 }
6889
6890 #if ENABLE_HISTORIC_CHUNKS
6891 static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level)
6892 {
6893   int i, x, y;
6894
6895   putFile8Bit(file, level->fieldx);
6896   putFile8Bit(file, level->fieldy);
6897
6898   putFile16BitBE(file, level->time);
6899   putFile16BitBE(file, level->gems_needed);
6900
6901   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
6902     putFile8Bit(file, level->name[i]);
6903
6904   for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++)
6905     putFile8Bit(file, level->score[i]);
6906
6907   for (i = 0; i < STD_ELEMENT_CONTENTS; i++)
6908     for (y = 0; y < 3; y++)
6909       for (x = 0; x < 3; x++)
6910         putFile8Bit(file, (level->encoding_16bit_yamyam ? EL_EMPTY :
6911                            level->yamyam_content[i].e[x][y]));
6912   putFile8Bit(file, level->amoeba_speed);
6913   putFile8Bit(file, level->time_magic_wall);
6914   putFile8Bit(file, level->time_wheel);
6915   putFile8Bit(file, (level->encoding_16bit_amoeba ? EL_EMPTY :
6916                      level->amoeba_content));
6917   putFile8Bit(file, (level->initial_player_stepsize == STEPSIZE_FAST ? 1 : 0));
6918   putFile8Bit(file, (level->initial_gravity ? 1 : 0));
6919   putFile8Bit(file, (level->encoding_16bit_field ? 1 : 0));
6920   putFile8Bit(file, (level->em_slippery_gems ? 1 : 0));
6921
6922   putFile8Bit(file, (level->use_custom_template ? 1 : 0));
6923
6924   putFile8Bit(file, (level->block_last_field ? 1 : 0));
6925   putFile8Bit(file, (level->sp_block_last_field ? 1 : 0));
6926   putFile32BitBE(file, level->can_move_into_acid_bits);
6927   putFile8Bit(file, level->dont_collide_with_bits);
6928
6929   putFile8Bit(file, (level->use_spring_bug ? 1 : 0));
6930   putFile8Bit(file, (level->use_step_counter ? 1 : 0));
6931
6932   putFile8Bit(file, (level->instant_relocation ? 1 : 0));
6933   putFile8Bit(file, (level->can_pass_to_walkable ? 1 : 0));
6934   putFile8Bit(file, (level->grow_into_diggable ? 1 : 0));
6935
6936   putFile8Bit(file, level->game_engine_type);
6937
6938   WriteUnusedBytesToFile(file, LEVEL_CHUNK_HEAD_UNUSED);
6939 }
6940 #endif
6941
6942 static int SaveLevel_NAME(FILE *file, struct LevelInfo *level)
6943 {
6944   int chunk_size = 0;
6945   int i;
6946
6947   for (i = 0; i < MAX_LEVEL_NAME_LEN; i++)
6948     chunk_size += putFile8Bit(file, level->name[i]);
6949
6950   return chunk_size;
6951 }
6952
6953 static int SaveLevel_AUTH(FILE *file, struct LevelInfo *level)
6954 {
6955   int chunk_size = 0;
6956   int i;
6957
6958   for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++)
6959     chunk_size += putFile8Bit(file, level->author[i]);
6960
6961   return chunk_size;
6962 }
6963
6964 #if ENABLE_HISTORIC_CHUNKS
6965 static int SaveLevel_BODY(FILE *file, struct LevelInfo *level)
6966 {
6967   int chunk_size = 0;
6968   int x, y;
6969
6970   for (y = 0; y < level->fieldy; y++)
6971     for (x = 0; x < level->fieldx; x++)
6972       if (level->encoding_16bit_field)
6973         chunk_size += putFile16BitBE(file, level->field[x][y]);
6974       else
6975         chunk_size += putFile8Bit(file, level->field[x][y]);
6976
6977   return chunk_size;
6978 }
6979 #endif
6980
6981 static int SaveLevel_BODY(FILE *file, struct LevelInfo *level)
6982 {
6983   int chunk_size = 0;
6984   int x, y;
6985
6986   for (y = 0; y < level->fieldy; y++)
6987     for (x = 0; x < level->fieldx; x++)
6988       chunk_size += putFile16BitBE(file, level->field[x][y]);
6989
6990   return chunk_size;
6991 }
6992
6993 #if ENABLE_HISTORIC_CHUNKS
6994 static void SaveLevel_CONT(FILE *file, struct LevelInfo *level)
6995 {
6996   int i, x, y;
6997
6998   putFile8Bit(file, EL_YAMYAM);
6999   putFile8Bit(file, level->num_yamyam_contents);
7000   putFile8Bit(file, 0);
7001   putFile8Bit(file, 0);
7002
7003   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7004     for (y = 0; y < 3; y++)
7005       for (x = 0; x < 3; x++)
7006         if (level->encoding_16bit_field)
7007           putFile16BitBE(file, level->yamyam_content[i].e[x][y]);
7008         else
7009           putFile8Bit(file, level->yamyam_content[i].e[x][y]);
7010 }
7011 #endif
7012
7013 #if ENABLE_HISTORIC_CHUNKS
7014 static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element)
7015 {
7016   int i, x, y;
7017   int num_contents, content_xsize, content_ysize;
7018   int content_array[MAX_ELEMENT_CONTENTS][3][3];
7019
7020   if (element == EL_YAMYAM)
7021   {
7022     num_contents = level->num_yamyam_contents;
7023     content_xsize = 3;
7024     content_ysize = 3;
7025
7026     for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7027       for (y = 0; y < 3; y++)
7028         for (x = 0; x < 3; x++)
7029           content_array[i][x][y] = level->yamyam_content[i].e[x][y];
7030   }
7031   else if (element == EL_BD_AMOEBA)
7032   {
7033     num_contents = 1;
7034     content_xsize = 1;
7035     content_ysize = 1;
7036
7037     for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7038       for (y = 0; y < 3; y++)
7039         for (x = 0; x < 3; x++)
7040           content_array[i][x][y] = EL_EMPTY;
7041     content_array[0][0][0] = level->amoeba_content;
7042   }
7043   else
7044   {
7045     // chunk header already written -- write empty chunk data
7046     WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_SIZE);
7047
7048     Warn("cannot save content for element '%d'", element);
7049
7050     return;
7051   }
7052
7053   putFile16BitBE(file, element);
7054   putFile8Bit(file, num_contents);
7055   putFile8Bit(file, content_xsize);
7056   putFile8Bit(file, content_ysize);
7057
7058   WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_UNUSED);
7059
7060   for (i = 0; i < MAX_ELEMENT_CONTENTS; i++)
7061     for (y = 0; y < 3; y++)
7062       for (x = 0; x < 3; x++)
7063         putFile16BitBE(file, content_array[i][x][y]);
7064 }
7065 #endif
7066
7067 #if ENABLE_HISTORIC_CHUNKS
7068 static int SaveLevel_CNT3(FILE *file, struct LevelInfo *level, int element)
7069 {
7070   int envelope_nr = element - EL_ENVELOPE_1;
7071   int envelope_len = strlen(level->envelope_text[envelope_nr]) + 1;
7072   int chunk_size = 0;
7073   int i;
7074
7075   chunk_size += putFile16BitBE(file, element);
7076   chunk_size += putFile16BitBE(file, envelope_len);
7077   chunk_size += putFile8Bit(file, level->envelope_xsize[envelope_nr]);
7078   chunk_size += putFile8Bit(file, level->envelope_ysize[envelope_nr]);
7079
7080   WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT3_UNUSED);
7081   chunk_size += LEVEL_CHUNK_CNT3_UNUSED;
7082
7083   for (i = 0; i < envelope_len; i++)
7084     chunk_size += putFile8Bit(file, level->envelope_text[envelope_nr][i]);
7085
7086   return chunk_size;
7087 }
7088 #endif
7089
7090 #if ENABLE_HISTORIC_CHUNKS
7091 static void SaveLevel_CUS1(FILE *file, struct LevelInfo *level,
7092                            int num_changed_custom_elements)
7093 {
7094   int i, check = 0;
7095
7096   putFile16BitBE(file, num_changed_custom_elements);
7097
7098   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7099   {
7100     int element = EL_CUSTOM_START + i;
7101
7102     struct ElementInfo *ei = &element_info[element];
7103
7104     if (ei->properties[EP_BITFIELD_BASE_NR] != EP_BITMASK_DEFAULT)
7105     {
7106       if (check < num_changed_custom_elements)
7107       {
7108         putFile16BitBE(file, element);
7109         putFile32BitBE(file, ei->properties[EP_BITFIELD_BASE_NR]);
7110       }
7111
7112       check++;
7113     }
7114   }
7115
7116   if (check != num_changed_custom_elements)     // should not happen
7117     Warn("inconsistent number of custom element properties");
7118 }
7119 #endif
7120
7121 #if ENABLE_HISTORIC_CHUNKS
7122 static void SaveLevel_CUS2(FILE *file, struct LevelInfo *level,
7123                            int num_changed_custom_elements)
7124 {
7125   int i, check = 0;
7126
7127   putFile16BitBE(file, num_changed_custom_elements);
7128
7129   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7130   {
7131     int element = EL_CUSTOM_START + i;
7132
7133     if (element_info[element].change->target_element != EL_EMPTY_SPACE)
7134     {
7135       if (check < num_changed_custom_elements)
7136       {
7137         putFile16BitBE(file, element);
7138         putFile16BitBE(file, element_info[element].change->target_element);
7139       }
7140
7141       check++;
7142     }
7143   }
7144
7145   if (check != num_changed_custom_elements)     // should not happen
7146     Warn("inconsistent number of custom target elements");
7147 }
7148 #endif
7149
7150 #if ENABLE_HISTORIC_CHUNKS
7151 static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level,
7152                            int num_changed_custom_elements)
7153 {
7154   int i, j, x, y, check = 0;
7155
7156   putFile16BitBE(file, num_changed_custom_elements);
7157
7158   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7159   {
7160     int element = EL_CUSTOM_START + i;
7161     struct ElementInfo *ei = &element_info[element];
7162
7163     if (ei->modified_settings)
7164     {
7165       if (check < num_changed_custom_elements)
7166       {
7167         putFile16BitBE(file, element);
7168
7169         for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++)
7170           putFile8Bit(file, ei->description[j]);
7171
7172         putFile32BitBE(file, ei->properties[EP_BITFIELD_BASE_NR]);
7173
7174         // some free bytes for future properties and padding
7175         WriteUnusedBytesToFile(file, 7);
7176
7177         putFile8Bit(file, ei->use_gfx_element);
7178         putFile16BitBE(file, ei->gfx_element_initial);
7179
7180         putFile8Bit(file, ei->collect_score_initial);
7181         putFile8Bit(file, ei->collect_count_initial);
7182
7183         putFile16BitBE(file, ei->push_delay_fixed);
7184         putFile16BitBE(file, ei->push_delay_random);
7185         putFile16BitBE(file, ei->move_delay_fixed);
7186         putFile16BitBE(file, ei->move_delay_random);
7187
7188         putFile16BitBE(file, ei->move_pattern);
7189         putFile8Bit(file, ei->move_direction_initial);
7190         putFile8Bit(file, ei->move_stepsize);
7191
7192         for (y = 0; y < 3; y++)
7193           for (x = 0; x < 3; x++)
7194             putFile16BitBE(file, ei->content.e[x][y]);
7195
7196         putFile32BitBE(file, ei->change->events);
7197
7198         putFile16BitBE(file, ei->change->target_element);
7199
7200         putFile16BitBE(file, ei->change->delay_fixed);
7201         putFile16BitBE(file, ei->change->delay_random);
7202         putFile16BitBE(file, ei->change->delay_frames);
7203
7204         putFile16BitBE(file, ei->change->initial_trigger_element);
7205
7206         putFile8Bit(file, ei->change->explode);
7207         putFile8Bit(file, ei->change->use_target_content);
7208         putFile8Bit(file, ei->change->only_if_complete);
7209         putFile8Bit(file, ei->change->use_random_replace);
7210
7211         putFile8Bit(file, ei->change->random_percentage);
7212         putFile8Bit(file, ei->change->replace_when);
7213
7214         for (y = 0; y < 3; y++)
7215           for (x = 0; x < 3; x++)
7216             putFile16BitBE(file, ei->change->content.e[x][y]);
7217
7218         putFile8Bit(file, ei->slippery_type);
7219
7220         // some free bytes for future properties and padding
7221         WriteUnusedBytesToFile(file, LEVEL_CPART_CUS3_UNUSED);
7222       }
7223
7224       check++;
7225     }
7226   }
7227
7228   if (check != num_changed_custom_elements)     // should not happen
7229     Warn("inconsistent number of custom element properties");
7230 }
7231 #endif
7232
7233 #if ENABLE_HISTORIC_CHUNKS
7234 static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element)
7235 {
7236   struct ElementInfo *ei = &element_info[element];
7237   int i, j, x, y;
7238
7239   // ---------- custom element base property values (96 bytes) ----------------
7240
7241   putFile16BitBE(file, element);
7242
7243   for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
7244     putFile8Bit(file, ei->description[i]);
7245
7246   putFile32BitBE(file, ei->properties[EP_BITFIELD_BASE_NR]);
7247
7248   WriteUnusedBytesToFile(file, 4);      // reserved for more base properties
7249
7250   putFile8Bit(file, ei->num_change_pages);
7251
7252   putFile16BitBE(file, ei->ce_value_fixed_initial);
7253   putFile16BitBE(file, ei->ce_value_random_initial);
7254   putFile8Bit(file, ei->use_last_ce_value);
7255
7256   putFile8Bit(file, ei->use_gfx_element);
7257   putFile16BitBE(file, ei->gfx_element_initial);
7258
7259   putFile8Bit(file, ei->collect_score_initial);
7260   putFile8Bit(file, ei->collect_count_initial);
7261
7262   putFile8Bit(file, ei->drop_delay_fixed);
7263   putFile8Bit(file, ei->push_delay_fixed);
7264   putFile8Bit(file, ei->drop_delay_random);
7265   putFile8Bit(file, ei->push_delay_random);
7266   putFile16BitBE(file, ei->move_delay_fixed);
7267   putFile16BitBE(file, ei->move_delay_random);
7268
7269   // bits 0 - 15 of "move_pattern" ...
7270   putFile16BitBE(file, ei->move_pattern & 0xffff);
7271   putFile8Bit(file, ei->move_direction_initial);
7272   putFile8Bit(file, ei->move_stepsize);
7273
7274   putFile8Bit(file, ei->slippery_type);
7275
7276   for (y = 0; y < 3; y++)
7277     for (x = 0; x < 3; x++)
7278       putFile16BitBE(file, ei->content.e[x][y]);
7279
7280   putFile16BitBE(file, ei->move_enter_element);
7281   putFile16BitBE(file, ei->move_leave_element);
7282   putFile8Bit(file, ei->move_leave_type);
7283
7284   // ... bits 16 - 31 of "move_pattern" (not nice, but downward compatible)
7285   putFile16BitBE(file, (ei->move_pattern >> 16) & 0xffff);
7286
7287   putFile8Bit(file, ei->access_direction);
7288
7289   putFile8Bit(file, ei->explosion_delay);
7290   putFile8Bit(file, ei->ignition_delay);
7291   putFile8Bit(file, ei->explosion_type);
7292
7293   // some free bytes for future custom property values and padding
7294   WriteUnusedBytesToFile(file, 1);
7295
7296   // ---------- change page property values (48 bytes) ------------------------
7297
7298   for (i = 0; i < ei->num_change_pages; i++)
7299   {
7300     struct ElementChangeInfo *change = &ei->change_page[i];
7301     unsigned int event_bits;
7302
7303     // bits 0 - 31 of "has_event[]" ...
7304     event_bits = 0;
7305     for (j = 0; j < MIN(NUM_CHANGE_EVENTS, 32); j++)
7306       if (change->has_event[j])
7307         event_bits |= (1 << j);
7308     putFile32BitBE(file, event_bits);
7309
7310     putFile16BitBE(file, change->target_element);
7311
7312     putFile16BitBE(file, change->delay_fixed);
7313     putFile16BitBE(file, change->delay_random);
7314     putFile16BitBE(file, change->delay_frames);
7315
7316     putFile16BitBE(file, change->initial_trigger_element);
7317
7318     putFile8Bit(file, change->explode);
7319     putFile8Bit(file, change->use_target_content);
7320     putFile8Bit(file, change->only_if_complete);
7321     putFile8Bit(file, change->use_random_replace);
7322
7323     putFile8Bit(file, change->random_percentage);
7324     putFile8Bit(file, change->replace_when);
7325
7326     for (y = 0; y < 3; y++)
7327       for (x = 0; x < 3; x++)
7328         putFile16BitBE(file, change->target_content.e[x][y]);
7329
7330     putFile8Bit(file, change->can_change);
7331
7332     putFile8Bit(file, change->trigger_side);
7333
7334     putFile8Bit(file, change->trigger_player);
7335     putFile8Bit(file, (change->trigger_page == CH_PAGE_ANY ? CH_PAGE_ANY_FILE :
7336                        log_2(change->trigger_page)));
7337
7338     putFile8Bit(file, change->has_action);
7339     putFile8Bit(file, change->action_type);
7340     putFile8Bit(file, change->action_mode);
7341     putFile16BitBE(file, change->action_arg);
7342
7343     // ... bits 32 - 39 of "has_event[]" (not nice, but downward compatible)
7344     event_bits = 0;
7345     for (j = 32; j < NUM_CHANGE_EVENTS; j++)
7346       if (change->has_event[j])
7347         event_bits |= (1 << (j - 32));
7348     putFile8Bit(file, event_bits);
7349   }
7350 }
7351 #endif
7352
7353 #if ENABLE_HISTORIC_CHUNKS
7354 static void SaveLevel_GRP1(FILE *file, struct LevelInfo *level, int element)
7355 {
7356   struct ElementInfo *ei = &element_info[element];
7357   struct ElementGroupInfo *group = ei->group;
7358   int i;
7359
7360   putFile16BitBE(file, element);
7361
7362   for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++)
7363     putFile8Bit(file, ei->description[i]);
7364
7365   putFile8Bit(file, group->num_elements);
7366
7367   putFile8Bit(file, ei->use_gfx_element);
7368   putFile16BitBE(file, ei->gfx_element_initial);
7369
7370   putFile8Bit(file, group->choice_mode);
7371
7372   // some free bytes for future values and padding
7373   WriteUnusedBytesToFile(file, 3);
7374
7375   for (i = 0; i < MAX_ELEMENTS_IN_GROUP; i++)
7376     putFile16BitBE(file, group->element[i]);
7377 }
7378 #endif
7379
7380 static int SaveLevel_MicroChunk(FILE *file, struct LevelFileConfigInfo *entry,
7381                                 boolean write_element)
7382 {
7383   int save_type = entry->save_type;
7384   int data_type = entry->data_type;
7385   int conf_type = entry->conf_type;
7386   int byte_mask = conf_type & CONF_MASK_BYTES;
7387   int element = entry->element;
7388   int default_value = entry->default_value;
7389   int num_bytes = 0;
7390   boolean modified = FALSE;
7391
7392   if (byte_mask != CONF_MASK_MULTI_BYTES)
7393   {
7394     void *value_ptr = entry->value;
7395     int value = (data_type == TYPE_BOOLEAN ? *(boolean *)value_ptr :
7396                  *(int *)value_ptr);
7397
7398     // check if any settings have been modified before saving them
7399     if (value != default_value)
7400       modified = TRUE;
7401
7402     // do not save if explicitly told or if unmodified default settings
7403     if ((save_type == SAVE_CONF_NEVER) ||
7404         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7405       return 0;
7406
7407     if (write_element)
7408       num_bytes += putFile16BitBE(file, element);
7409
7410     num_bytes += putFile8Bit(file, conf_type);
7411     num_bytes += (byte_mask == CONF_MASK_1_BYTE ? putFile8Bit   (file, value) :
7412                   byte_mask == CONF_MASK_2_BYTE ? putFile16BitBE(file, value) :
7413                   byte_mask == CONF_MASK_4_BYTE ? putFile32BitBE(file, value) :
7414                   0);
7415   }
7416   else if (data_type == TYPE_STRING)
7417   {
7418     char *default_string = entry->default_string;
7419     char *string = (char *)(entry->value);
7420     int string_length = strlen(string);
7421     int i;
7422
7423     // check if any settings have been modified before saving them
7424     if (!strEqual(string, default_string))
7425       modified = TRUE;
7426
7427     // do not save if explicitly told or if unmodified default settings
7428     if ((save_type == SAVE_CONF_NEVER) ||
7429         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7430       return 0;
7431
7432     if (write_element)
7433       num_bytes += putFile16BitBE(file, element);
7434
7435     num_bytes += putFile8Bit(file, conf_type);
7436     num_bytes += putFile16BitBE(file, string_length);
7437
7438     for (i = 0; i < string_length; i++)
7439       num_bytes += putFile8Bit(file, string[i]);
7440   }
7441   else if (data_type == TYPE_ELEMENT_LIST)
7442   {
7443     int *element_array = (int *)(entry->value);
7444     int num_elements = *(int *)(entry->num_entities);
7445     int i;
7446
7447     // check if any settings have been modified before saving them
7448     for (i = 0; i < num_elements; i++)
7449       if (element_array[i] != default_value)
7450         modified = TRUE;
7451
7452     // do not save if explicitly told or if unmodified default settings
7453     if ((save_type == SAVE_CONF_NEVER) ||
7454         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7455       return 0;
7456
7457     if (write_element)
7458       num_bytes += putFile16BitBE(file, element);
7459
7460     num_bytes += putFile8Bit(file, conf_type);
7461     num_bytes += putFile16BitBE(file, num_elements * CONF_ELEMENT_NUM_BYTES);
7462
7463     for (i = 0; i < num_elements; i++)
7464       num_bytes += putFile16BitBE(file, element_array[i]);
7465   }
7466   else if (data_type == TYPE_CONTENT_LIST)
7467   {
7468     struct Content *content = (struct Content *)(entry->value);
7469     int num_contents = *(int *)(entry->num_entities);
7470     int i, x, y;
7471
7472     // check if any settings have been modified before saving them
7473     for (i = 0; i < num_contents; i++)
7474       for (y = 0; y < 3; y++)
7475         for (x = 0; x < 3; x++)
7476           if (content[i].e[x][y] != default_value)
7477             modified = TRUE;
7478
7479     // do not save if explicitly told or if unmodified default settings
7480     if ((save_type == SAVE_CONF_NEVER) ||
7481         (save_type == SAVE_CONF_WHEN_CHANGED && !modified))
7482       return 0;
7483
7484     if (write_element)
7485       num_bytes += putFile16BitBE(file, element);
7486
7487     num_bytes += putFile8Bit(file, conf_type);
7488     num_bytes += putFile16BitBE(file, num_contents * CONF_CONTENT_NUM_BYTES);
7489
7490     for (i = 0; i < num_contents; i++)
7491       for (y = 0; y < 3; y++)
7492         for (x = 0; x < 3; x++)
7493           num_bytes += putFile16BitBE(file, content[i].e[x][y]);
7494   }
7495
7496   return num_bytes;
7497 }
7498
7499 static int SaveLevel_INFO(FILE *file, struct LevelInfo *level)
7500 {
7501   int chunk_size = 0;
7502   int i;
7503
7504   li = *level;          // copy level data into temporary buffer
7505
7506   for (i = 0; chunk_config_INFO[i].data_type != -1; i++)
7507     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_INFO[i], FALSE);
7508
7509   return chunk_size;
7510 }
7511
7512 static int SaveLevel_ELEM(FILE *file, struct LevelInfo *level)
7513 {
7514   int chunk_size = 0;
7515   int i;
7516
7517   li = *level;          // copy level data into temporary buffer
7518
7519   for (i = 0; chunk_config_ELEM[i].data_type != -1; i++)
7520     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_ELEM[i], TRUE);
7521
7522   return chunk_size;
7523 }
7524
7525 static int SaveLevel_NOTE(FILE *file, struct LevelInfo *level, int element)
7526 {
7527   int envelope_nr = element - EL_ENVELOPE_1;
7528   int chunk_size = 0;
7529   int i;
7530
7531   chunk_size += putFile16BitBE(file, element);
7532
7533   // copy envelope data into temporary buffer
7534   xx_envelope = level->envelope[envelope_nr];
7535
7536   for (i = 0; chunk_config_NOTE[i].data_type != -1; i++)
7537     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_NOTE[i], FALSE);
7538
7539   return chunk_size;
7540 }
7541
7542 static int SaveLevel_CUSX(FILE *file, struct LevelInfo *level, int element)
7543 {
7544   struct ElementInfo *ei = &element_info[element];
7545   int chunk_size = 0;
7546   int i, j;
7547
7548   chunk_size += putFile16BitBE(file, element);
7549
7550   xx_ei = *ei;          // copy element data into temporary buffer
7551
7552   // set default description string for this specific element
7553   strcpy(xx_default_description, getDefaultElementDescription(ei));
7554
7555   for (i = 0; chunk_config_CUSX_base[i].data_type != -1; i++)
7556     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_CUSX_base[i], FALSE);
7557
7558   for (i = 0; i < ei->num_change_pages; i++)
7559   {
7560     struct ElementChangeInfo *change = &ei->change_page[i];
7561
7562     xx_current_change_page = i;
7563
7564     xx_change = *change;        // copy change data into temporary buffer
7565
7566     resetEventBits();
7567     setEventBitsFromEventFlags(change);
7568
7569     for (j = 0; chunk_config_CUSX_change[j].data_type != -1; j++)
7570       chunk_size += SaveLevel_MicroChunk(file, &chunk_config_CUSX_change[j],
7571                                          FALSE);
7572   }
7573
7574   return chunk_size;
7575 }
7576
7577 static int SaveLevel_GRPX(FILE *file, struct LevelInfo *level, int element)
7578 {
7579   struct ElementInfo *ei = &element_info[element];
7580   struct ElementGroupInfo *group = ei->group;
7581   int chunk_size = 0;
7582   int i;
7583
7584   chunk_size += putFile16BitBE(file, element);
7585
7586   xx_ei = *ei;          // copy element data into temporary buffer
7587   xx_group = *group;    // copy group data into temporary buffer
7588
7589   // set default description string for this specific element
7590   strcpy(xx_default_description, getDefaultElementDescription(ei));
7591
7592   for (i = 0; chunk_config_GRPX[i].data_type != -1; i++)
7593     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_GRPX[i], FALSE);
7594
7595   return chunk_size;
7596 }
7597
7598 static int SaveLevel_EMPX(FILE *file, struct LevelInfo *level, int element)
7599 {
7600   struct ElementInfo *ei = &element_info[element];
7601   int chunk_size = 0;
7602   int i;
7603
7604   chunk_size += putFile16BitBE(file, element);
7605
7606   xx_ei = *ei;          // copy element data into temporary buffer
7607
7608   for (i = 0; chunk_config_EMPX[i].data_type != -1; i++)
7609     chunk_size += SaveLevel_MicroChunk(file, &chunk_config_EMPX[i], FALSE);
7610
7611   return chunk_size;
7612 }
7613
7614 static void SaveLevelFromFilename(struct LevelInfo *level, char *filename,
7615                                   boolean save_as_template)
7616 {
7617   int chunk_size;
7618   int i;
7619   FILE *file;
7620
7621   if (!(file = fopen(filename, MODE_WRITE)))
7622   {
7623     Warn("cannot save level file '%s'", filename);
7624
7625     return;
7626   }
7627
7628   level->file_version = FILE_VERSION_ACTUAL;
7629   level->game_version = GAME_VERSION_ACTUAL;
7630
7631   level->creation_date = getCurrentDate();
7632
7633   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
7634   putFileChunkBE(file, "CAVE", CHUNK_SIZE_NONE);
7635
7636   chunk_size = SaveLevel_VERS(NULL, level);
7637   putFileChunkBE(file, "VERS", chunk_size);
7638   SaveLevel_VERS(file, level);
7639
7640   chunk_size = SaveLevel_DATE(NULL, level);
7641   putFileChunkBE(file, "DATE", chunk_size);
7642   SaveLevel_DATE(file, level);
7643
7644   chunk_size = SaveLevel_NAME(NULL, level);
7645   putFileChunkBE(file, "NAME", chunk_size);
7646   SaveLevel_NAME(file, level);
7647
7648   chunk_size = SaveLevel_AUTH(NULL, level);
7649   putFileChunkBE(file, "AUTH", chunk_size);
7650   SaveLevel_AUTH(file, level);
7651
7652   chunk_size = SaveLevel_INFO(NULL, level);
7653   putFileChunkBE(file, "INFO", chunk_size);
7654   SaveLevel_INFO(file, level);
7655
7656   chunk_size = SaveLevel_BODY(NULL, level);
7657   putFileChunkBE(file, "BODY", chunk_size);
7658   SaveLevel_BODY(file, level);
7659
7660   chunk_size = SaveLevel_ELEM(NULL, level);
7661   if (chunk_size > LEVEL_CHUNK_ELEM_UNCHANGED)          // save if changed
7662   {
7663     putFileChunkBE(file, "ELEM", chunk_size);
7664     SaveLevel_ELEM(file, level);
7665   }
7666
7667   for (i = 0; i < NUM_ENVELOPES; i++)
7668   {
7669     int element = EL_ENVELOPE_1 + i;
7670
7671     chunk_size = SaveLevel_NOTE(NULL, level, element);
7672     if (chunk_size > LEVEL_CHUNK_NOTE_UNCHANGED)        // save if changed
7673     {
7674       putFileChunkBE(file, "NOTE", chunk_size);
7675       SaveLevel_NOTE(file, level, element);
7676     }
7677   }
7678
7679   // if not using template level, check for non-default custom/group elements
7680   if (!level->use_custom_template || save_as_template)
7681   {
7682     for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
7683     {
7684       int element = EL_CUSTOM_START + i;
7685
7686       chunk_size = SaveLevel_CUSX(NULL, level, element);
7687       if (chunk_size > LEVEL_CHUNK_CUSX_UNCHANGED)      // save if changed
7688       {
7689         putFileChunkBE(file, "CUSX", chunk_size);
7690         SaveLevel_CUSX(file, level, element);
7691       }
7692     }
7693
7694     for (i = 0; i < NUM_GROUP_ELEMENTS; i++)
7695     {
7696       int element = EL_GROUP_START + i;
7697
7698       chunk_size = SaveLevel_GRPX(NULL, level, element);
7699       if (chunk_size > LEVEL_CHUNK_GRPX_UNCHANGED)      // save if changed
7700       {
7701         putFileChunkBE(file, "GRPX", chunk_size);
7702         SaveLevel_GRPX(file, level, element);
7703       }
7704     }
7705
7706     for (i = 0; i < NUM_EMPTY_ELEMENTS_ALL; i++)
7707     {
7708       int element = GET_EMPTY_ELEMENT(i);
7709
7710       chunk_size = SaveLevel_EMPX(NULL, level, element);
7711       if (chunk_size > LEVEL_CHUNK_EMPX_UNCHANGED)      // save if changed
7712       {
7713         putFileChunkBE(file, "EMPX", chunk_size);
7714         SaveLevel_EMPX(file, level, element);
7715       }
7716     }
7717   }
7718
7719   fclose(file);
7720
7721   SetFilePermissions(filename, PERMS_PRIVATE);
7722 }
7723
7724 void SaveLevel(int nr)
7725 {
7726   char *filename = getDefaultLevelFilename(nr);
7727
7728   SaveLevelFromFilename(&level, filename, FALSE);
7729 }
7730
7731 void SaveLevelTemplate(void)
7732 {
7733   char *filename = getLocalLevelTemplateFilename();
7734
7735   SaveLevelFromFilename(&level, filename, TRUE);
7736 }
7737
7738 boolean SaveLevelChecked(int nr)
7739 {
7740   char *filename = getDefaultLevelFilename(nr);
7741   boolean new_level = !fileExists(filename);
7742   boolean level_saved = FALSE;
7743
7744   if (new_level || Request("Save this level and kill the old?", REQ_ASK))
7745   {
7746     SaveLevel(nr);
7747
7748     if (new_level)
7749       Request("Level saved!", REQ_CONFIRM);
7750
7751     level_saved = TRUE;
7752   }
7753
7754   return level_saved;
7755 }
7756
7757 void DumpLevel(struct LevelInfo *level)
7758 {
7759   if (level->no_level_file || level->no_valid_file)
7760   {
7761     Warn("cannot dump -- no valid level file found");
7762
7763     return;
7764   }
7765
7766   PrintLine("-", 79);
7767   Print("Level xxx (file version %08d, game version %08d)\n",
7768         level->file_version, level->game_version);
7769   PrintLine("-", 79);
7770
7771   Print("Level author: '%s'\n", level->author);
7772   Print("Level title:  '%s'\n", level->name);
7773   Print("\n");
7774   Print("Playfield size: %d x %d\n", level->fieldx, level->fieldy);
7775   Print("\n");
7776   Print("Level time:  %d seconds\n", level->time);
7777   Print("Gems needed: %d\n", level->gems_needed);
7778   Print("\n");
7779   Print("Time for magic wall: %d seconds\n", level->time_magic_wall);
7780   Print("Time for wheel:      %d seconds\n", level->time_wheel);
7781   Print("Time for light:      %d seconds\n", level->time_light);
7782   Print("Time for timegate:   %d seconds\n", level->time_timegate);
7783   Print("\n");
7784   Print("Amoeba speed: %d\n", level->amoeba_speed);
7785   Print("\n");
7786
7787   Print("EM style slippery gems:      %s\n", (level->em_slippery_gems ? "yes" : "no"));
7788   Print("Player blocks last field:    %s\n", (level->block_last_field ? "yes" : "no"));
7789   Print("SP player blocks last field: %s\n", (level->sp_block_last_field ? "yes" : "no"));
7790   Print("use spring bug: %s\n", (level->use_spring_bug ? "yes" : "no"));
7791   Print("use step counter: %s\n", (level->use_step_counter ? "yes" : "no"));
7792   Print("rate time over score: %s\n", (level->rate_time_over_score ? "yes" : "no"));
7793
7794   PrintLine("-", 79);
7795 }
7796
7797 void DumpLevels(void)
7798 {
7799   static LevelDirTree *dumplevel_leveldir = NULL;
7800
7801   dumplevel_leveldir = getTreeInfoFromIdentifier(leveldir_first,
7802                                                  global.dumplevel_leveldir);
7803
7804   if (dumplevel_leveldir == NULL)
7805     Fail("no such level identifier: '%s'", global.dumplevel_leveldir);
7806
7807   if (global.dumplevel_level_nr < dumplevel_leveldir->first_level ||
7808       global.dumplevel_level_nr > dumplevel_leveldir->last_level)
7809     Fail("no such level number: %d", global.dumplevel_level_nr);
7810
7811   leveldir_current = dumplevel_leveldir;
7812
7813   LoadLevel(global.dumplevel_level_nr);
7814   DumpLevel(&level);
7815
7816   CloseAllAndExit(0);
7817 }
7818
7819
7820 // ============================================================================
7821 // tape file functions
7822 // ============================================================================
7823
7824 static void setTapeInfoToDefaults(void)
7825 {
7826   int i;
7827
7828   // always start with reliable default values (empty tape)
7829   TapeErase();
7830
7831   // default values (also for pre-1.2 tapes) with only the first player
7832   tape.player_participates[0] = TRUE;
7833   for (i = 1; i < MAX_PLAYERS; i++)
7834     tape.player_participates[i] = FALSE;
7835
7836   // at least one (default: the first) player participates in every tape
7837   tape.num_participating_players = 1;
7838
7839   tape.property_bits = TAPE_PROPERTY_NONE;
7840
7841   tape.level_nr = level_nr;
7842   tape.counter = 0;
7843   tape.changed = FALSE;
7844
7845   tape.recording = FALSE;
7846   tape.playing = FALSE;
7847   tape.pausing = FALSE;
7848
7849   tape.scr_fieldx = SCR_FIELDX_DEFAULT;
7850   tape.scr_fieldy = SCR_FIELDY_DEFAULT;
7851
7852   tape.no_info_chunk = TRUE;
7853   tape.no_valid_file = FALSE;
7854 }
7855
7856 static int getTapePosSize(struct TapeInfo *tape)
7857 {
7858   int tape_pos_size = 0;
7859
7860   if (tape->use_key_actions)
7861     tape_pos_size += tape->num_participating_players;
7862
7863   if (tape->use_mouse_actions)
7864     tape_pos_size += 3;         // x and y position and mouse button mask
7865
7866   tape_pos_size += 1;           // tape action delay value
7867
7868   return tape_pos_size;
7869 }
7870
7871 static void setTapeActionFlags(struct TapeInfo *tape, int value)
7872 {
7873   tape->use_key_actions = FALSE;
7874   tape->use_mouse_actions = FALSE;
7875
7876   if (value != TAPE_USE_MOUSE_ACTIONS_ONLY)
7877     tape->use_key_actions = TRUE;
7878
7879   if (value != TAPE_USE_KEY_ACTIONS_ONLY)
7880     tape->use_mouse_actions = TRUE;
7881 }
7882
7883 static int getTapeActionValue(struct TapeInfo *tape)
7884 {
7885   return (tape->use_key_actions &&
7886           tape->use_mouse_actions ? TAPE_USE_KEY_AND_MOUSE_ACTIONS :
7887           tape->use_key_actions   ? TAPE_USE_KEY_ACTIONS_ONLY :
7888           tape->use_mouse_actions ? TAPE_USE_MOUSE_ACTIONS_ONLY :
7889           TAPE_ACTIONS_DEFAULT);
7890 }
7891
7892 static int LoadTape_VERS(File *file, int chunk_size, struct TapeInfo *tape)
7893 {
7894   tape->file_version = getFileVersion(file);
7895   tape->game_version = getFileVersion(file);
7896
7897   return chunk_size;
7898 }
7899
7900 static int LoadTape_HEAD(File *file, int chunk_size, struct TapeInfo *tape)
7901 {
7902   int i;
7903
7904   tape->random_seed = getFile32BitBE(file);
7905   tape->date        = getFile32BitBE(file);
7906   tape->length      = getFile32BitBE(file);
7907
7908   // read header fields that are new since version 1.2
7909   if (tape->file_version >= FILE_VERSION_1_2)
7910   {
7911     byte store_participating_players = getFile8Bit(file);
7912     int engine_version;
7913
7914     // since version 1.2, tapes store which players participate in the tape
7915     tape->num_participating_players = 0;
7916     for (i = 0; i < MAX_PLAYERS; i++)
7917     {
7918       tape->player_participates[i] = FALSE;
7919
7920       if (store_participating_players & (1 << i))
7921       {
7922         tape->player_participates[i] = TRUE;
7923         tape->num_participating_players++;
7924       }
7925     }
7926
7927     setTapeActionFlags(tape, getFile8Bit(file));
7928
7929     tape->property_bits = getFile8Bit(file);
7930
7931     ReadUnusedBytesFromFile(file, TAPE_CHUNK_HEAD_UNUSED);
7932
7933     engine_version = getFileVersion(file);
7934     if (engine_version > 0)
7935       tape->engine_version = engine_version;
7936     else
7937       tape->engine_version = tape->game_version;
7938   }
7939
7940   return chunk_size;
7941 }
7942
7943 static int LoadTape_SCRN(File *file, int chunk_size, struct TapeInfo *tape)
7944 {
7945   tape->scr_fieldx = getFile8Bit(file);
7946   tape->scr_fieldy = getFile8Bit(file);
7947
7948   return chunk_size;
7949 }
7950
7951 static int LoadTape_INFO(File *file, int chunk_size, struct TapeInfo *tape)
7952 {
7953   char *level_identifier = NULL;
7954   int level_identifier_size;
7955   int i;
7956
7957   tape->no_info_chunk = FALSE;
7958
7959   level_identifier_size = getFile16BitBE(file);
7960
7961   level_identifier = checked_malloc(level_identifier_size);
7962
7963   for (i = 0; i < level_identifier_size; i++)
7964     level_identifier[i] = getFile8Bit(file);
7965
7966   strncpy(tape->level_identifier, level_identifier, MAX_FILENAME_LEN);
7967   tape->level_identifier[MAX_FILENAME_LEN] = '\0';
7968
7969   checked_free(level_identifier);
7970
7971   tape->level_nr = getFile16BitBE(file);
7972
7973   chunk_size = 2 + level_identifier_size + 2;
7974
7975   return chunk_size;
7976 }
7977
7978 static int LoadTape_BODY(File *file, int chunk_size, struct TapeInfo *tape)
7979 {
7980   int i, j;
7981   int tape_pos_size = getTapePosSize(tape);
7982   int chunk_size_expected = tape_pos_size * tape->length;
7983
7984   if (chunk_size_expected != chunk_size)
7985   {
7986     ReadUnusedBytesFromFile(file, chunk_size);
7987     return chunk_size_expected;
7988   }
7989
7990   for (i = 0; i < tape->length; i++)
7991   {
7992     if (i >= MAX_TAPE_LEN)
7993     {
7994       Warn("tape truncated -- size exceeds maximum tape size %d",
7995             MAX_TAPE_LEN);
7996
7997       // tape too large; read and ignore remaining tape data from this chunk
7998       for (;i < tape->length; i++)
7999         ReadUnusedBytesFromFile(file, tape_pos_size);
8000
8001       break;
8002     }
8003
8004     if (tape->use_key_actions)
8005     {
8006       for (j = 0; j < MAX_PLAYERS; j++)
8007       {
8008         tape->pos[i].action[j] = MV_NONE;
8009
8010         if (tape->player_participates[j])
8011           tape->pos[i].action[j] = getFile8Bit(file);
8012       }
8013     }
8014
8015     if (tape->use_mouse_actions)
8016     {
8017       tape->pos[i].action[TAPE_ACTION_LX]     = getFile8Bit(file);
8018       tape->pos[i].action[TAPE_ACTION_LY]     = getFile8Bit(file);
8019       tape->pos[i].action[TAPE_ACTION_BUTTON] = getFile8Bit(file);
8020     }
8021
8022     tape->pos[i].delay = getFile8Bit(file);
8023
8024     if (tape->file_version == FILE_VERSION_1_0)
8025     {
8026       // eliminate possible diagonal moves in old tapes
8027       // this is only for backward compatibility
8028
8029       byte joy_dir[4] = { JOY_LEFT, JOY_RIGHT, JOY_UP, JOY_DOWN };
8030       byte action = tape->pos[i].action[0];
8031       int k, num_moves = 0;
8032
8033       for (k = 0; k<4; k++)
8034       {
8035         if (action & joy_dir[k])
8036         {
8037           tape->pos[i + num_moves].action[0] = joy_dir[k];
8038           if (num_moves > 0)
8039             tape->pos[i + num_moves].delay = 0;
8040           num_moves++;
8041         }
8042       }
8043
8044       if (num_moves > 1)
8045       {
8046         num_moves--;
8047         i += num_moves;
8048         tape->length += num_moves;
8049       }
8050     }
8051     else if (tape->file_version < FILE_VERSION_2_0)
8052     {
8053       // convert pre-2.0 tapes to new tape format
8054
8055       if (tape->pos[i].delay > 1)
8056       {
8057         // action part
8058         tape->pos[i + 1] = tape->pos[i];
8059         tape->pos[i + 1].delay = 1;
8060
8061         // delay part
8062         for (j = 0; j < MAX_PLAYERS; j++)
8063           tape->pos[i].action[j] = MV_NONE;
8064         tape->pos[i].delay--;
8065
8066         i++;
8067         tape->length++;
8068       }
8069     }
8070
8071     if (checkEndOfFile(file))
8072       break;
8073   }
8074
8075   if (i != tape->length)
8076     chunk_size = tape_pos_size * i;
8077
8078   return chunk_size;
8079 }
8080
8081 static void LoadTape_SokobanSolution(char *filename)
8082 {
8083   File *file;
8084   int move_delay = TILESIZE / level.initial_player_stepsize[0];
8085
8086   if (!(file = openFile(filename, MODE_READ)))
8087   {
8088     tape.no_valid_file = TRUE;
8089
8090     return;
8091   }
8092
8093   while (!checkEndOfFile(file))
8094   {
8095     unsigned char c = getByteFromFile(file);
8096
8097     if (checkEndOfFile(file))
8098       break;
8099
8100     switch (c)
8101     {
8102       case 'u':
8103       case 'U':
8104         tape.pos[tape.length].action[0] = MV_UP;
8105         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8106         tape.length++;
8107         break;
8108
8109       case 'd':
8110       case 'D':
8111         tape.pos[tape.length].action[0] = MV_DOWN;
8112         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8113         tape.length++;
8114         break;
8115
8116       case 'l':
8117       case 'L':
8118         tape.pos[tape.length].action[0] = MV_LEFT;
8119         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8120         tape.length++;
8121         break;
8122
8123       case 'r':
8124       case 'R':
8125         tape.pos[tape.length].action[0] = MV_RIGHT;
8126         tape.pos[tape.length].delay = move_delay + (c < 'a' ? 2 : 0);
8127         tape.length++;
8128         break;
8129
8130       case '\n':
8131       case '\r':
8132       case '\t':
8133       case ' ':
8134         // ignore white-space characters
8135         break;
8136
8137       default:
8138         tape.no_valid_file = TRUE;
8139
8140         Warn("unsupported Sokoban solution file '%s' ['%d']", filename, c);
8141
8142         break;
8143     }
8144   }
8145
8146   closeFile(file);
8147
8148   if (tape.no_valid_file)
8149     return;
8150
8151   tape.length_frames  = GetTapeLengthFrames();
8152   tape.length_seconds = GetTapeLengthSeconds();
8153 }
8154
8155 void LoadTapeFromFilename(char *filename)
8156 {
8157   char cookie[MAX_LINE_LEN];
8158   char chunk_name[CHUNK_ID_LEN + 1];
8159   File *file;
8160   int chunk_size;
8161
8162   // always start with reliable default values
8163   setTapeInfoToDefaults();
8164
8165   if (strSuffix(filename, ".sln"))
8166   {
8167     LoadTape_SokobanSolution(filename);
8168
8169     return;
8170   }
8171
8172   if (!(file = openFile(filename, MODE_READ)))
8173   {
8174     tape.no_valid_file = TRUE;
8175
8176     return;
8177   }
8178
8179   getFileChunkBE(file, chunk_name, NULL);
8180   if (strEqual(chunk_name, "RND1"))
8181   {
8182     getFile32BitBE(file);               // not used
8183
8184     getFileChunkBE(file, chunk_name, NULL);
8185     if (!strEqual(chunk_name, "TAPE"))
8186     {
8187       tape.no_valid_file = TRUE;
8188
8189       Warn("unknown format of tape file '%s'", filename);
8190
8191       closeFile(file);
8192
8193       return;
8194     }
8195   }
8196   else  // check for pre-2.0 file format with cookie string
8197   {
8198     strcpy(cookie, chunk_name);
8199     if (getStringFromFile(file, &cookie[4], MAX_LINE_LEN - 4) == NULL)
8200       cookie[4] = '\0';
8201     if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
8202       cookie[strlen(cookie) - 1] = '\0';
8203
8204     if (!checkCookieString(cookie, TAPE_COOKIE_TMPL))
8205     {
8206       tape.no_valid_file = TRUE;
8207
8208       Warn("unknown format of tape file '%s'", filename);
8209
8210       closeFile(file);
8211
8212       return;
8213     }
8214
8215     if ((tape.file_version = getFileVersionFromCookieString(cookie)) == -1)
8216     {
8217       tape.no_valid_file = TRUE;
8218
8219       Warn("unsupported version of tape file '%s'", filename);
8220
8221       closeFile(file);
8222
8223       return;
8224     }
8225
8226     // pre-2.0 tape files have no game version, so use file version here
8227     tape.game_version = tape.file_version;
8228   }
8229
8230   if (tape.file_version < FILE_VERSION_1_2)
8231   {
8232     // tape files from versions before 1.2.0 without chunk structure
8233     LoadTape_HEAD(file, TAPE_CHUNK_HEAD_SIZE, &tape);
8234     LoadTape_BODY(file, 2 * tape.length,      &tape);
8235   }
8236   else
8237   {
8238     static struct
8239     {
8240       char *name;
8241       int size;
8242       int (*loader)(File *, int, struct TapeInfo *);
8243     }
8244     chunk_info[] =
8245     {
8246       { "VERS", TAPE_CHUNK_VERS_SIZE,   LoadTape_VERS },
8247       { "HEAD", TAPE_CHUNK_HEAD_SIZE,   LoadTape_HEAD },
8248       { "SCRN", TAPE_CHUNK_SCRN_SIZE,   LoadTape_SCRN },
8249       { "INFO", -1,                     LoadTape_INFO },
8250       { "BODY", -1,                     LoadTape_BODY },
8251       {  NULL,  0,                      NULL }
8252     };
8253
8254     while (getFileChunkBE(file, chunk_name, &chunk_size))
8255     {
8256       int i = 0;
8257
8258       while (chunk_info[i].name != NULL &&
8259              !strEqual(chunk_name, chunk_info[i].name))
8260         i++;
8261
8262       if (chunk_info[i].name == NULL)
8263       {
8264         Warn("unknown chunk '%s' in tape file '%s'",
8265               chunk_name, filename);
8266
8267         ReadUnusedBytesFromFile(file, chunk_size);
8268       }
8269       else if (chunk_info[i].size != -1 &&
8270                chunk_info[i].size != chunk_size)
8271       {
8272         Warn("wrong size (%d) of chunk '%s' in tape file '%s'",
8273               chunk_size, chunk_name, filename);
8274
8275         ReadUnusedBytesFromFile(file, chunk_size);
8276       }
8277       else
8278       {
8279         // call function to load this tape chunk
8280         int chunk_size_expected =
8281           (chunk_info[i].loader)(file, chunk_size, &tape);
8282
8283         // the size of some chunks cannot be checked before reading other
8284         // chunks first (like "HEAD" and "BODY") that contain some header
8285         // information, so check them here
8286         if (chunk_size_expected != chunk_size)
8287         {
8288           Warn("wrong size (%d) of chunk '%s' in tape file '%s'",
8289                 chunk_size, chunk_name, filename);
8290         }
8291       }
8292     }
8293   }
8294
8295   closeFile(file);
8296
8297   tape.length_frames  = GetTapeLengthFrames();
8298   tape.length_seconds = GetTapeLengthSeconds();
8299
8300 #if 0
8301   Debug("files:LoadTapeFromFilename", "tape file version: %d",
8302         tape.file_version);
8303   Debug("files:LoadTapeFromFilename", "tape game version: %d",
8304         tape.game_version);
8305   Debug("files:LoadTapeFromFilename", "tape engine version: %d",
8306         tape.engine_version);
8307 #endif
8308 }
8309
8310 void LoadTape(int nr)
8311 {
8312   char *filename = getTapeFilename(nr);
8313
8314   LoadTapeFromFilename(filename);
8315 }
8316
8317 void LoadSolutionTape(int nr)
8318 {
8319   char *filename = getSolutionTapeFilename(nr);
8320
8321   LoadTapeFromFilename(filename);
8322
8323   if (TAPE_IS_EMPTY(tape) &&
8324       level.game_engine_type == GAME_ENGINE_TYPE_SP &&
8325       level.native_sp_level->demo.is_available)
8326     CopyNativeTape_SP_to_RND(&level);
8327 }
8328
8329 void LoadScoreTape(char *score_tape_basename, int nr)
8330 {
8331   char *filename = getScoreTapeFilename(score_tape_basename, nr);
8332
8333   LoadTapeFromFilename(filename);
8334 }
8335
8336 static boolean checkSaveTape_SCRN(struct TapeInfo *tape)
8337 {
8338   // chunk required for team mode tapes with non-default screen size
8339   return (tape->num_participating_players > 1 &&
8340           (tape->scr_fieldx != SCR_FIELDX_DEFAULT ||
8341            tape->scr_fieldy != SCR_FIELDY_DEFAULT));
8342 }
8343
8344 static void SaveTape_VERS(FILE *file, struct TapeInfo *tape)
8345 {
8346   putFileVersion(file, tape->file_version);
8347   putFileVersion(file, tape->game_version);
8348 }
8349
8350 static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape)
8351 {
8352   int i;
8353   byte store_participating_players = 0;
8354
8355   // set bits for participating players for compact storage
8356   for (i = 0; i < MAX_PLAYERS; i++)
8357     if (tape->player_participates[i])
8358       store_participating_players |= (1 << i);
8359
8360   putFile32BitBE(file, tape->random_seed);
8361   putFile32BitBE(file, tape->date);
8362   putFile32BitBE(file, tape->length);
8363
8364   putFile8Bit(file, store_participating_players);
8365
8366   putFile8Bit(file, getTapeActionValue(tape));
8367
8368   putFile8Bit(file, tape->property_bits);
8369
8370   // unused bytes not at the end here for 4-byte alignment of engine_version
8371   WriteUnusedBytesToFile(file, TAPE_CHUNK_HEAD_UNUSED);
8372
8373   putFileVersion(file, tape->engine_version);
8374 }
8375
8376 static void SaveTape_SCRN(FILE *file, struct TapeInfo *tape)
8377 {
8378   putFile8Bit(file, tape->scr_fieldx);
8379   putFile8Bit(file, tape->scr_fieldy);
8380 }
8381
8382 static void SaveTape_INFO(FILE *file, struct TapeInfo *tape)
8383 {
8384   int level_identifier_size = strlen(tape->level_identifier) + 1;
8385   int i;
8386
8387   putFile16BitBE(file, level_identifier_size);
8388
8389   for (i = 0; i < level_identifier_size; i++)
8390     putFile8Bit(file, tape->level_identifier[i]);
8391
8392   putFile16BitBE(file, tape->level_nr);
8393 }
8394
8395 static void SaveTape_BODY(FILE *file, struct TapeInfo *tape)
8396 {
8397   int i, j;
8398
8399   for (i = 0; i < tape->length; i++)
8400   {
8401     if (tape->use_key_actions)
8402     {
8403       for (j = 0; j < MAX_PLAYERS; j++)
8404         if (tape->player_participates[j])
8405           putFile8Bit(file, tape->pos[i].action[j]);
8406     }
8407
8408     if (tape->use_mouse_actions)
8409     {
8410       putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LX]);
8411       putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_LY]);
8412       putFile8Bit(file, tape->pos[i].action[TAPE_ACTION_BUTTON]);
8413     }
8414
8415     putFile8Bit(file, tape->pos[i].delay);
8416   }
8417 }
8418
8419 void SaveTapeToFilename(char *filename)
8420 {
8421   FILE *file;
8422   int tape_pos_size;
8423   int info_chunk_size;
8424   int body_chunk_size;
8425
8426   if (!(file = fopen(filename, MODE_WRITE)))
8427   {
8428     Warn("cannot save level recording file '%s'", filename);
8429
8430     return;
8431   }
8432
8433   tape_pos_size = getTapePosSize(&tape);
8434
8435   info_chunk_size = 2 + (strlen(tape.level_identifier) + 1) + 2;
8436   body_chunk_size = tape_pos_size * tape.length;
8437
8438   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
8439   putFileChunkBE(file, "TAPE", CHUNK_SIZE_NONE);
8440
8441   putFileChunkBE(file, "VERS", TAPE_CHUNK_VERS_SIZE);
8442   SaveTape_VERS(file, &tape);
8443
8444   putFileChunkBE(file, "HEAD", TAPE_CHUNK_HEAD_SIZE);
8445   SaveTape_HEAD(file, &tape);
8446
8447   if (checkSaveTape_SCRN(&tape))
8448   {
8449     putFileChunkBE(file, "SCRN", TAPE_CHUNK_SCRN_SIZE);
8450     SaveTape_SCRN(file, &tape);
8451   }
8452
8453   putFileChunkBE(file, "INFO", info_chunk_size);
8454   SaveTape_INFO(file, &tape);
8455
8456   putFileChunkBE(file, "BODY", body_chunk_size);
8457   SaveTape_BODY(file, &tape);
8458
8459   fclose(file);
8460
8461   SetFilePermissions(filename, PERMS_PRIVATE);
8462 }
8463
8464 static void SaveTapeExt(char *filename)
8465 {
8466   int i;
8467
8468   tape.file_version = FILE_VERSION_ACTUAL;
8469   tape.game_version = GAME_VERSION_ACTUAL;
8470
8471   tape.num_participating_players = 0;
8472
8473   // count number of participating players
8474   for (i = 0; i < MAX_PLAYERS; i++)
8475     if (tape.player_participates[i])
8476       tape.num_participating_players++;
8477
8478   SaveTapeToFilename(filename);
8479
8480   tape.changed = FALSE;
8481 }
8482
8483 void SaveTape(int nr)
8484 {
8485   char *filename = getTapeFilename(nr);
8486
8487   InitTapeDirectory(leveldir_current->subdir);
8488
8489   SaveTapeExt(filename);
8490 }
8491
8492 void SaveScoreTape(int nr)
8493 {
8494   char *filename = getScoreTapeFilename(tape.score_tape_basename, nr);
8495
8496   // used instead of "leveldir_current->subdir" (for network games)
8497   InitScoreTapeDirectory(levelset.identifier, nr);
8498
8499   SaveTapeExt(filename);
8500 }
8501
8502 static boolean SaveTapeCheckedExt(int nr, char *msg_replace, char *msg_saved,
8503                                   unsigned int req_state_added)
8504 {
8505   char *filename = getTapeFilename(nr);
8506   boolean new_tape = !fileExists(filename);
8507   boolean tape_saved = FALSE;
8508
8509   if (new_tape || Request(msg_replace, REQ_ASK | req_state_added))
8510   {
8511     SaveTape(nr);
8512
8513     if (new_tape)
8514       Request(msg_saved, REQ_CONFIRM | req_state_added);
8515
8516     tape_saved = TRUE;
8517   }
8518
8519   return tape_saved;
8520 }
8521
8522 boolean SaveTapeChecked(int nr)
8523 {
8524   return SaveTapeCheckedExt(nr, "Replace old tape?", "Tape saved!", 0);
8525 }
8526
8527 boolean SaveTapeChecked_LevelSolved(int nr)
8528 {
8529   return SaveTapeCheckedExt(nr, "Level solved! Replace old tape?",
8530                                 "Level solved! Tape saved!", REQ_STAY_OPEN);
8531 }
8532
8533 void DumpTape(struct TapeInfo *tape)
8534 {
8535   int tape_frame_counter;
8536   int i, j;
8537
8538   if (tape->no_valid_file)
8539   {
8540     Warn("cannot dump -- no valid tape file found");
8541
8542     return;
8543   }
8544
8545   PrintLine("-", 79);
8546
8547   Print("Tape of Level %03d (file version %08d, game version %08d)\n",
8548         tape->level_nr, tape->file_version, tape->game_version);
8549   Print("                  (effective engine version %08d)\n",
8550         tape->engine_version);
8551   Print("Level series identifier: '%s'\n", tape->level_identifier);
8552
8553   Print("Special tape properties: ");
8554   if (tape->property_bits == TAPE_PROPERTY_NONE)
8555     Print("[none]");
8556   if (tape->property_bits & TAPE_PROPERTY_EM_RANDOM_BUG)
8557     Print("[em_random_bug]");
8558   if (tape->property_bits & TAPE_PROPERTY_GAME_SPEED)
8559     Print("[game_speed]");
8560   if (tape->property_bits & TAPE_PROPERTY_PAUSE_MODE)
8561     Print("[pause]");
8562   if (tape->property_bits & TAPE_PROPERTY_SINGLE_STEP)
8563     Print("[single_step]");
8564   if (tape->property_bits & TAPE_PROPERTY_SNAPSHOT)
8565     Print("[snapshot]");
8566   if (tape->property_bits & TAPE_PROPERTY_REPLAYED)
8567     Print("[replayed]");
8568   if (tape->property_bits & TAPE_PROPERTY_TAS_KEYS)
8569     Print("[tas_keys]");
8570   if (tape->property_bits & TAPE_PROPERTY_SMALL_GRAPHICS)
8571     Print("[small_graphics]");
8572   Print("\n");
8573
8574   int year2 = tape->date / 10000;
8575   int year4 = (year2 < 70 ? 2000 + year2 : 1900 + year2);
8576   int month_index_raw = (tape->date / 100) % 100;
8577   int month_index = month_index_raw % 12;       // prevent invalid index
8578   int month = month_index + 1;
8579   int day = tape->date % 100;
8580
8581   Print("Tape date: %04d-%02d-%02d\n", year4, month, day);
8582
8583   PrintLine("-", 79);
8584
8585   tape_frame_counter = 0;
8586
8587   for (i = 0; i < tape->length; i++)
8588   {
8589     if (i >= MAX_TAPE_LEN)
8590       break;
8591
8592     Print("%04d: ", i);
8593
8594     for (j = 0; j < MAX_PLAYERS; j++)
8595     {
8596       if (tape->player_participates[j])
8597       {
8598         int action = tape->pos[i].action[j];
8599
8600         Print("%d:%02x ", j, action);
8601         Print("[%c%c%c%c|%c%c] - ",
8602               (action & JOY_LEFT ? '<' : ' '),
8603               (action & JOY_RIGHT ? '>' : ' '),
8604               (action & JOY_UP ? '^' : ' '),
8605               (action & JOY_DOWN ? 'v' : ' '),
8606               (action & JOY_BUTTON_1 ? '1' : ' '),
8607               (action & JOY_BUTTON_2 ? '2' : ' '));
8608       }
8609     }
8610
8611     Print("(%03d) ", tape->pos[i].delay);
8612     Print("[%05d]\n", tape_frame_counter);
8613
8614     tape_frame_counter += tape->pos[i].delay;
8615   }
8616
8617   PrintLine("-", 79);
8618 }
8619
8620 void DumpTapes(void)
8621 {
8622   static LevelDirTree *dumptape_leveldir = NULL;
8623
8624   dumptape_leveldir = getTreeInfoFromIdentifier(leveldir_first,
8625                                                 global.dumptape_leveldir);
8626
8627   if (dumptape_leveldir == NULL)
8628     Fail("no such level identifier: '%s'", global.dumptape_leveldir);
8629
8630   if (global.dumptape_level_nr < dumptape_leveldir->first_level ||
8631       global.dumptape_level_nr > dumptape_leveldir->last_level)
8632     Fail("no such level number: %d", global.dumptape_level_nr);
8633
8634   leveldir_current = dumptape_leveldir;
8635
8636   if (options.mytapes)
8637     LoadTape(global.dumptape_level_nr);
8638   else
8639     LoadSolutionTape(global.dumptape_level_nr);
8640
8641   DumpTape(&tape);
8642
8643   CloseAllAndExit(0);
8644 }
8645
8646
8647 // ============================================================================
8648 // score file functions
8649 // ============================================================================
8650
8651 static void setScoreInfoToDefaultsExt(struct ScoreInfo *scores)
8652 {
8653   int i;
8654
8655   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
8656   {
8657     strcpy(scores->entry[i].tape_basename, UNDEFINED_FILENAME);
8658     strcpy(scores->entry[i].name, EMPTY_PLAYER_NAME);
8659     scores->entry[i].score = 0;
8660     scores->entry[i].time = 0;
8661
8662     scores->entry[i].id = -1;
8663     strcpy(scores->entry[i].tape_date,    UNKNOWN_NAME);
8664     strcpy(scores->entry[i].platform,     UNKNOWN_NAME);
8665     strcpy(scores->entry[i].version,      UNKNOWN_NAME);
8666     strcpy(scores->entry[i].country_name, UNKNOWN_NAME);
8667     strcpy(scores->entry[i].country_code, "??");
8668   }
8669
8670   scores->num_entries = 0;
8671   scores->last_added = -1;
8672   scores->last_added_local = -1;
8673
8674   scores->updated = FALSE;
8675   scores->uploaded = FALSE;
8676   scores->tape_downloaded = FALSE;
8677   scores->force_last_added = FALSE;
8678 }
8679
8680 static void setScoreInfoToDefaults(void)
8681 {
8682   setScoreInfoToDefaultsExt(&scores);
8683 }
8684
8685 static void setServerScoreInfoToDefaults(void)
8686 {
8687   setScoreInfoToDefaultsExt(&server_scores);
8688 }
8689
8690 static void LoadScore_OLD(int nr)
8691 {
8692   int i;
8693   char *filename = getScoreFilename(nr);
8694   char cookie[MAX_LINE_LEN];
8695   char line[MAX_LINE_LEN];
8696   char *line_ptr;
8697   FILE *file;
8698
8699   if (!(file = fopen(filename, MODE_READ)))
8700     return;
8701
8702   // check file identifier
8703   if (fgets(cookie, MAX_LINE_LEN, file) == NULL)
8704     cookie[0] = '\0';
8705   if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
8706     cookie[strlen(cookie) - 1] = '\0';
8707
8708   if (!checkCookieString(cookie, SCORE_COOKIE_TMPL))
8709   {
8710     Warn("unknown format of score file '%s'", filename);
8711
8712     fclose(file);
8713
8714     return;
8715   }
8716
8717   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
8718   {
8719     if (fscanf(file, "%d", &scores.entry[i].score) == EOF)
8720       Warn("fscanf() failed; %s", strerror(errno));
8721
8722     if (fgets(line, MAX_LINE_LEN, file) == NULL)
8723       line[0] = '\0';
8724
8725     if (strlen(line) > 0 && line[strlen(line) - 1] == '\n')
8726       line[strlen(line) - 1] = '\0';
8727
8728     for (line_ptr = line; *line_ptr; line_ptr++)
8729     {
8730       if (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0')
8731       {
8732         strncpy(scores.entry[i].name, line_ptr, MAX_PLAYER_NAME_LEN);
8733         scores.entry[i].name[MAX_PLAYER_NAME_LEN] = '\0';
8734         break;
8735       }
8736     }
8737   }
8738
8739   fclose(file);
8740 }
8741
8742 static void ConvertScore_OLD(void)
8743 {
8744   // only convert score to time for levels that rate playing time over score
8745   if (!level.rate_time_over_score)
8746     return;
8747
8748   // convert old score to playing time for score-less levels (like Supaplex)
8749   int time_final_max = 999;
8750   int i;
8751
8752   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
8753   {
8754     int score = scores.entry[i].score;
8755
8756     if (score > 0 && score < time_final_max)
8757       scores.entry[i].time = (time_final_max - score - 1) * FRAMES_PER_SECOND;
8758   }
8759 }
8760
8761 static int LoadScore_VERS(File *file, int chunk_size, struct ScoreInfo *scores)
8762 {
8763   scores->file_version = getFileVersion(file);
8764   scores->game_version = getFileVersion(file);
8765
8766   return chunk_size;
8767 }
8768
8769 static int LoadScore_INFO(File *file, int chunk_size, struct ScoreInfo *scores)
8770 {
8771   char *level_identifier = NULL;
8772   int level_identifier_size;
8773   int i;
8774
8775   level_identifier_size = getFile16BitBE(file);
8776
8777   level_identifier = checked_malloc(level_identifier_size);
8778
8779   for (i = 0; i < level_identifier_size; i++)
8780     level_identifier[i] = getFile8Bit(file);
8781
8782   strncpy(scores->level_identifier, level_identifier, MAX_FILENAME_LEN);
8783   scores->level_identifier[MAX_FILENAME_LEN] = '\0';
8784
8785   checked_free(level_identifier);
8786
8787   scores->level_nr = getFile16BitBE(file);
8788   scores->num_entries = getFile16BitBE(file);
8789
8790   chunk_size = 2 + level_identifier_size + 2 + 2;
8791
8792   return chunk_size;
8793 }
8794
8795 static int LoadScore_NAME(File *file, int chunk_size, struct ScoreInfo *scores)
8796 {
8797   int i, j;
8798
8799   for (i = 0; i < scores->num_entries; i++)
8800   {
8801     for (j = 0; j < MAX_PLAYER_NAME_LEN; j++)
8802       scores->entry[i].name[j] = getFile8Bit(file);
8803
8804     scores->entry[i].name[MAX_PLAYER_NAME_LEN] = '\0';
8805   }
8806
8807   chunk_size = scores->num_entries * MAX_PLAYER_NAME_LEN;
8808
8809   return chunk_size;
8810 }
8811
8812 static int LoadScore_SCOR(File *file, int chunk_size, struct ScoreInfo *scores)
8813 {
8814   int i;
8815
8816   for (i = 0; i < scores->num_entries; i++)
8817     scores->entry[i].score = getFile16BitBE(file);
8818
8819   chunk_size = scores->num_entries * 2;
8820
8821   return chunk_size;
8822 }
8823
8824 static int LoadScore_SC4R(File *file, int chunk_size, struct ScoreInfo *scores)
8825 {
8826   int i;
8827
8828   for (i = 0; i < scores->num_entries; i++)
8829     scores->entry[i].score = getFile32BitBE(file);
8830
8831   chunk_size = scores->num_entries * 4;
8832
8833   return chunk_size;
8834 }
8835
8836 static int LoadScore_TIME(File *file, int chunk_size, struct ScoreInfo *scores)
8837 {
8838   int i;
8839
8840   for (i = 0; i < scores->num_entries; i++)
8841     scores->entry[i].time = getFile32BitBE(file);
8842
8843   chunk_size = scores->num_entries * 4;
8844
8845   return chunk_size;
8846 }
8847
8848 static int LoadScore_TAPE(File *file, int chunk_size, struct ScoreInfo *scores)
8849 {
8850   int i, j;
8851
8852   for (i = 0; i < scores->num_entries; i++)
8853   {
8854     for (j = 0; j < MAX_SCORE_TAPE_BASENAME_LEN; j++)
8855       scores->entry[i].tape_basename[j] = getFile8Bit(file);
8856
8857     scores->entry[i].tape_basename[MAX_SCORE_TAPE_BASENAME_LEN] = '\0';
8858   }
8859
8860   chunk_size = scores->num_entries * MAX_SCORE_TAPE_BASENAME_LEN;
8861
8862   return chunk_size;
8863 }
8864
8865 void LoadScore(int nr)
8866 {
8867   char *filename = getScoreFilename(nr);
8868   char cookie[MAX_LINE_LEN];
8869   char chunk_name[CHUNK_ID_LEN + 1];
8870   int chunk_size;
8871   boolean old_score_file_format = FALSE;
8872   File *file;
8873
8874   // always start with reliable default values
8875   setScoreInfoToDefaults();
8876
8877   if (!(file = openFile(filename, MODE_READ)))
8878     return;
8879
8880   getFileChunkBE(file, chunk_name, NULL);
8881   if (strEqual(chunk_name, "RND1"))
8882   {
8883     getFile32BitBE(file);               // not used
8884
8885     getFileChunkBE(file, chunk_name, NULL);
8886     if (!strEqual(chunk_name, "SCOR"))
8887     {
8888       Warn("unknown format of score file '%s'", filename);
8889
8890       closeFile(file);
8891
8892       return;
8893     }
8894   }
8895   else  // check for old file format with cookie string
8896   {
8897     strcpy(cookie, chunk_name);
8898     if (getStringFromFile(file, &cookie[4], MAX_LINE_LEN - 4) == NULL)
8899       cookie[4] = '\0';
8900     if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
8901       cookie[strlen(cookie) - 1] = '\0';
8902
8903     if (!checkCookieString(cookie, SCORE_COOKIE_TMPL))
8904     {
8905       Warn("unknown format of score file '%s'", filename);
8906
8907       closeFile(file);
8908
8909       return;
8910     }
8911
8912     old_score_file_format = TRUE;
8913   }
8914
8915   if (old_score_file_format)
8916   {
8917     // score files from versions before 4.2.4.0 without chunk structure
8918     LoadScore_OLD(nr);
8919
8920     // convert score to time, if possible (mainly for Supaplex levels)
8921     ConvertScore_OLD();
8922   }
8923   else
8924   {
8925     static struct
8926     {
8927       char *name;
8928       int size;
8929       int (*loader)(File *, int, struct ScoreInfo *);
8930     }
8931     chunk_info[] =
8932     {
8933       { "VERS", SCORE_CHUNK_VERS_SIZE,  LoadScore_VERS },
8934       { "INFO", -1,                     LoadScore_INFO },
8935       { "NAME", -1,                     LoadScore_NAME },
8936       { "SCOR", -1,                     LoadScore_SCOR },
8937       { "SC4R", -1,                     LoadScore_SC4R },
8938       { "TIME", -1,                     LoadScore_TIME },
8939       { "TAPE", -1,                     LoadScore_TAPE },
8940
8941       {  NULL,  0,                      NULL }
8942     };
8943
8944     while (getFileChunkBE(file, chunk_name, &chunk_size))
8945     {
8946       int i = 0;
8947
8948       while (chunk_info[i].name != NULL &&
8949              !strEqual(chunk_name, chunk_info[i].name))
8950         i++;
8951
8952       if (chunk_info[i].name == NULL)
8953       {
8954         Warn("unknown chunk '%s' in score file '%s'",
8955               chunk_name, filename);
8956
8957         ReadUnusedBytesFromFile(file, chunk_size);
8958       }
8959       else if (chunk_info[i].size != -1 &&
8960                chunk_info[i].size != chunk_size)
8961       {
8962         Warn("wrong size (%d) of chunk '%s' in score file '%s'",
8963               chunk_size, chunk_name, filename);
8964
8965         ReadUnusedBytesFromFile(file, chunk_size);
8966       }
8967       else
8968       {
8969         // call function to load this score chunk
8970         int chunk_size_expected =
8971           (chunk_info[i].loader)(file, chunk_size, &scores);
8972
8973         // the size of some chunks cannot be checked before reading other
8974         // chunks first (like "HEAD" and "BODY") that contain some header
8975         // information, so check them here
8976         if (chunk_size_expected != chunk_size)
8977         {
8978           Warn("wrong size (%d) of chunk '%s' in score file '%s'",
8979                 chunk_size, chunk_name, filename);
8980         }
8981       }
8982     }
8983   }
8984
8985   closeFile(file);
8986 }
8987
8988 #if ENABLE_HISTORIC_CHUNKS
8989 void SaveScore_OLD(int nr)
8990 {
8991   int i;
8992   char *filename = getScoreFilename(nr);
8993   FILE *file;
8994
8995   // used instead of "leveldir_current->subdir" (for network games)
8996   InitScoreDirectory(levelset.identifier);
8997
8998   if (!(file = fopen(filename, MODE_WRITE)))
8999   {
9000     Warn("cannot save score for level %d", nr);
9001
9002     return;
9003   }
9004
9005   fprintf(file, "%s\n\n", SCORE_COOKIE);
9006
9007   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
9008     fprintf(file, "%d %s\n", scores.entry[i].score, scores.entry[i].name);
9009
9010   fclose(file);
9011
9012   SetFilePermissions(filename, PERMS_PRIVATE);
9013 }
9014 #endif
9015
9016 static void SaveScore_VERS(FILE *file, struct ScoreInfo *scores)
9017 {
9018   putFileVersion(file, scores->file_version);
9019   putFileVersion(file, scores->game_version);
9020 }
9021
9022 static void SaveScore_INFO(FILE *file, struct ScoreInfo *scores)
9023 {
9024   int level_identifier_size = strlen(scores->level_identifier) + 1;
9025   int i;
9026
9027   putFile16BitBE(file, level_identifier_size);
9028
9029   for (i = 0; i < level_identifier_size; i++)
9030     putFile8Bit(file, scores->level_identifier[i]);
9031
9032   putFile16BitBE(file, scores->level_nr);
9033   putFile16BitBE(file, scores->num_entries);
9034 }
9035
9036 static void SaveScore_NAME(FILE *file, struct ScoreInfo *scores)
9037 {
9038   int i, j;
9039
9040   for (i = 0; i < scores->num_entries; i++)
9041   {
9042     int name_size = strlen(scores->entry[i].name);
9043
9044     for (j = 0; j < MAX_PLAYER_NAME_LEN; j++)
9045       putFile8Bit(file, (j < name_size ? scores->entry[i].name[j] : 0));
9046   }
9047 }
9048
9049 static void SaveScore_SCOR(FILE *file, struct ScoreInfo *scores)
9050 {
9051   int i;
9052
9053   for (i = 0; i < scores->num_entries; i++)
9054     putFile16BitBE(file, scores->entry[i].score);
9055 }
9056
9057 static void SaveScore_SC4R(FILE *file, struct ScoreInfo *scores)
9058 {
9059   int i;
9060
9061   for (i = 0; i < scores->num_entries; i++)
9062     putFile32BitBE(file, scores->entry[i].score);
9063 }
9064
9065 static void SaveScore_TIME(FILE *file, struct ScoreInfo *scores)
9066 {
9067   int i;
9068
9069   for (i = 0; i < scores->num_entries; i++)
9070     putFile32BitBE(file, scores->entry[i].time);
9071 }
9072
9073 static void SaveScore_TAPE(FILE *file, struct ScoreInfo *scores)
9074 {
9075   int i, j;
9076
9077   for (i = 0; i < scores->num_entries; i++)
9078   {
9079     int size = strlen(scores->entry[i].tape_basename);
9080
9081     for (j = 0; j < MAX_SCORE_TAPE_BASENAME_LEN; j++)
9082       putFile8Bit(file, (j < size ? scores->entry[i].tape_basename[j] : 0));
9083   }
9084 }
9085
9086 static void SaveScoreToFilename(char *filename)
9087 {
9088   FILE *file;
9089   int info_chunk_size;
9090   int name_chunk_size;
9091   int scor_chunk_size;
9092   int sc4r_chunk_size;
9093   int time_chunk_size;
9094   int tape_chunk_size;
9095   boolean has_large_score_values;
9096   int i;
9097
9098   if (!(file = fopen(filename, MODE_WRITE)))
9099   {
9100     Warn("cannot save score file '%s'", filename);
9101
9102     return;
9103   }
9104
9105   info_chunk_size = 2 + (strlen(scores.level_identifier) + 1) + 2 + 2;
9106   name_chunk_size = scores.num_entries * MAX_PLAYER_NAME_LEN;
9107   scor_chunk_size = scores.num_entries * 2;
9108   sc4r_chunk_size = scores.num_entries * 4;
9109   time_chunk_size = scores.num_entries * 4;
9110   tape_chunk_size = scores.num_entries * MAX_SCORE_TAPE_BASENAME_LEN;
9111
9112   has_large_score_values = FALSE;
9113   for (i = 0; i < scores.num_entries; i++)
9114     if (scores.entry[i].score > 0xffff)
9115       has_large_score_values = TRUE;
9116
9117   putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED);
9118   putFileChunkBE(file, "SCOR", CHUNK_SIZE_NONE);
9119
9120   putFileChunkBE(file, "VERS", SCORE_CHUNK_VERS_SIZE);
9121   SaveScore_VERS(file, &scores);
9122
9123   putFileChunkBE(file, "INFO", info_chunk_size);
9124   SaveScore_INFO(file, &scores);
9125
9126   putFileChunkBE(file, "NAME", name_chunk_size);
9127   SaveScore_NAME(file, &scores);
9128
9129   if (has_large_score_values)
9130   {
9131     putFileChunkBE(file, "SC4R", sc4r_chunk_size);
9132     SaveScore_SC4R(file, &scores);
9133   }
9134   else
9135   {
9136     putFileChunkBE(file, "SCOR", scor_chunk_size);
9137     SaveScore_SCOR(file, &scores);
9138   }
9139
9140   putFileChunkBE(file, "TIME", time_chunk_size);
9141   SaveScore_TIME(file, &scores);
9142
9143   putFileChunkBE(file, "TAPE", tape_chunk_size);
9144   SaveScore_TAPE(file, &scores);
9145
9146   fclose(file);
9147
9148   SetFilePermissions(filename, PERMS_PRIVATE);
9149 }
9150
9151 void SaveScore(int nr)
9152 {
9153   char *filename = getScoreFilename(nr);
9154   int i;
9155
9156   // used instead of "leveldir_current->subdir" (for network games)
9157   InitScoreDirectory(levelset.identifier);
9158
9159   scores.file_version = FILE_VERSION_ACTUAL;
9160   scores.game_version = GAME_VERSION_ACTUAL;
9161
9162   strncpy(scores.level_identifier, levelset.identifier, MAX_FILENAME_LEN);
9163   scores.level_identifier[MAX_FILENAME_LEN] = '\0';
9164   scores.level_nr = level_nr;
9165
9166   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
9167     if (scores.entry[i].score == 0 &&
9168         scores.entry[i].time == 0 &&
9169         strEqual(scores.entry[i].name, EMPTY_PLAYER_NAME))
9170       break;
9171
9172   scores.num_entries = i;
9173
9174   if (scores.num_entries == 0)
9175     return;
9176
9177   SaveScoreToFilename(filename);
9178 }
9179
9180 static void LoadServerScoreFromCache(int nr)
9181 {
9182   struct ScoreEntry score_entry;
9183   struct
9184   {
9185     void *value;
9186     boolean is_string;
9187     int string_size;
9188   }
9189   score_mapping[] =
9190   {
9191     { &score_entry.score,               FALSE,  0                       },
9192     { &score_entry.time,                FALSE,  0                       },
9193     { score_entry.name,                 TRUE,   MAX_PLAYER_NAME_LEN     },
9194     { score_entry.tape_basename,        TRUE,   MAX_FILENAME_LEN        },
9195     { score_entry.tape_date,            TRUE,   MAX_ISO_DATE_LEN        },
9196     { &score_entry.id,                  FALSE,  0                       },
9197     { score_entry.platform,             TRUE,   MAX_PLATFORM_TEXT_LEN   },
9198     { score_entry.version,              TRUE,   MAX_VERSION_TEXT_LEN    },
9199     { score_entry.country_code,         TRUE,   MAX_COUNTRY_CODE_LEN    },
9200     { score_entry.country_name,         TRUE,   MAX_COUNTRY_NAME_LEN    },
9201
9202     { NULL,                             FALSE,  0                       }
9203   };
9204   char *filename = getScoreCacheFilename(nr);
9205   SetupFileHash *score_hash = loadSetupFileHash(filename);
9206   int i, j;
9207
9208   server_scores.num_entries = 0;
9209
9210   if (score_hash == NULL)
9211     return;
9212
9213   for (i = 0; i < MAX_SCORE_ENTRIES; i++)
9214   {
9215     score_entry = server_scores.entry[i];
9216
9217     for (j = 0; score_mapping[j].value != NULL; j++)
9218     {
9219       char token[10];
9220
9221       sprintf(token, "%02d.%d", i, j);
9222
9223       char *value = getHashEntry(score_hash, token);
9224
9225       if (value == NULL)
9226         continue;
9227
9228       if (score_mapping[j].is_string)
9229       {
9230         char *score_value = (char *)score_mapping[j].value;
9231         int value_size = score_mapping[j].string_size;
9232
9233         strncpy(score_value, value, value_size);
9234         score_value[value_size] = '\0';
9235       }
9236       else
9237       {
9238         int *score_value = (int *)score_mapping[j].value;
9239
9240         *score_value = atoi(value);
9241       }
9242
9243       server_scores.num_entries = i + 1;
9244     }
9245
9246     server_scores.entry[i] = score_entry;
9247   }
9248
9249   freeSetupFileHash(score_hash);
9250 }
9251
9252 void LoadServerScore(int nr, boolean download_score)
9253 {
9254   if (!setup.use_api_server)
9255     return;
9256
9257   // always start with reliable default values
9258   setServerScoreInfoToDefaults();
9259
9260   // 1st step: load server scores from cache file (which may not exist)
9261   // (this should prevent reading it while the thread is writing to it)
9262   LoadServerScoreFromCache(nr);
9263
9264   if (download_score && runtime.use_api_server)
9265   {
9266     // 2nd step: download server scores from score server to cache file
9267     // (as thread, as it might time out if the server is not reachable)
9268     ApiGetScoreAsThread(nr);
9269   }
9270 }
9271
9272 void PrepareScoreTapesForUpload(char *leveldir_subdir)
9273 {
9274   MarkTapeDirectoryUploadsAsIncomplete(leveldir_subdir);
9275
9276   // if score tape not uploaded, ask for uploading missing tapes later
9277   if (!setup.has_remaining_tapes)
9278     setup.ask_for_remaining_tapes = TRUE;
9279
9280   setup.provide_uploading_tapes = TRUE;
9281   setup.has_remaining_tapes = TRUE;
9282
9283   SaveSetup_ServerSetup();
9284 }
9285
9286 void SaveServerScore(int nr, boolean tape_saved)
9287 {
9288   if (!runtime.use_api_server)
9289   {
9290     PrepareScoreTapesForUpload(leveldir_current->subdir);
9291
9292     return;
9293   }
9294
9295   ApiAddScoreAsThread(nr, tape_saved, NULL);
9296 }
9297
9298 void SaveServerScoreFromFile(int nr, boolean tape_saved,
9299                              char *score_tape_filename)
9300 {
9301   if (!runtime.use_api_server)
9302     return;
9303
9304   ApiAddScoreAsThread(nr, tape_saved, score_tape_filename);
9305 }
9306
9307 void LoadLocalAndServerScore(int nr, boolean download_score)
9308 {
9309   int last_added_local = scores.last_added_local;
9310
9311   // needed if only showing server scores
9312   setScoreInfoToDefaults();
9313
9314   if (!strEqual(setup.scores_in_highscore_list, STR_SCORES_TYPE_SERVER_ONLY))
9315     LoadScore(nr);
9316
9317   // restore last added local score entry (before merging server scores)
9318   scores.last_added = scores.last_added_local = last_added_local;
9319
9320   if (setup.use_api_server &&
9321       !strEqual(setup.scores_in_highscore_list, STR_SCORES_TYPE_LOCAL_ONLY))
9322   {
9323     // load server scores from cache file and trigger update from server
9324     LoadServerScore(nr, download_score);
9325
9326     // merge local scores with scores from server
9327     MergeServerScore();
9328   }
9329 }
9330
9331
9332 // ============================================================================
9333 // setup file functions
9334 // ============================================================================
9335
9336 #define TOKEN_STR_PLAYER_PREFIX                 "player_"
9337
9338
9339 static struct TokenInfo global_setup_tokens[] =
9340 {
9341   {
9342     TYPE_STRING,
9343     &setup.player_name,                         "player_name"
9344   },
9345   {
9346     TYPE_SWITCH,
9347     &setup.multiple_users,                      "multiple_users"
9348   },
9349   {
9350     TYPE_SWITCH,
9351     &setup.sound,                               "sound"
9352   },
9353   {
9354     TYPE_SWITCH,
9355     &setup.sound_loops,                         "repeating_sound_loops"
9356   },
9357   {
9358     TYPE_SWITCH,
9359     &setup.sound_music,                         "background_music"
9360   },
9361   {
9362     TYPE_SWITCH,
9363     &setup.sound_simple,                        "simple_sound_effects"
9364   },
9365   {
9366     TYPE_SWITCH,
9367     &setup.toons,                               "toons"
9368   },
9369   {
9370     TYPE_SWITCH,
9371     &setup.scroll_delay,                        "scroll_delay"
9372   },
9373   {
9374     TYPE_SWITCH,
9375     &setup.forced_scroll_delay,                 "forced_scroll_delay"
9376   },
9377   {
9378     TYPE_INTEGER,
9379     &setup.scroll_delay_value,                  "scroll_delay_value"
9380   },
9381   {
9382     TYPE_STRING,
9383     &setup.engine_snapshot_mode,                "engine_snapshot_mode"
9384   },
9385   {
9386     TYPE_INTEGER,
9387     &setup.engine_snapshot_memory,              "engine_snapshot_memory"
9388   },
9389   {
9390     TYPE_SWITCH,
9391     &setup.fade_screens,                        "fade_screens"
9392   },
9393   {
9394     TYPE_SWITCH,
9395     &setup.autorecord,                          "automatic_tape_recording"
9396   },
9397   {
9398     TYPE_SWITCH,
9399     &setup.auto_pause_on_start,                 "auto_pause_on_start"
9400   },
9401   {
9402     TYPE_SWITCH,
9403     &setup.show_titlescreen,                    "show_titlescreen"
9404   },
9405   {
9406     TYPE_SWITCH,
9407     &setup.quick_doors,                         "quick_doors"
9408   },
9409   {
9410     TYPE_SWITCH,
9411     &setup.team_mode,                           "team_mode"
9412   },
9413   {
9414     TYPE_SWITCH,
9415     &setup.handicap,                            "handicap"
9416   },
9417   {
9418     TYPE_SWITCH,
9419     &setup.skip_levels,                         "skip_levels"
9420   },
9421   {
9422     TYPE_SWITCH,
9423     &setup.increment_levels,                    "increment_levels"
9424   },
9425   {
9426     TYPE_SWITCH,
9427     &setup.auto_play_next_level,                "auto_play_next_level"
9428   },
9429   {
9430     TYPE_SWITCH,
9431     &setup.count_score_after_game,              "count_score_after_game"
9432   },
9433   {
9434     TYPE_SWITCH,
9435     &setup.show_scores_after_game,              "show_scores_after_game"
9436   },
9437   {
9438     TYPE_SWITCH,
9439     &setup.time_limit,                          "time_limit"
9440   },
9441   {
9442     TYPE_SWITCH,
9443     &setup.fullscreen,                          "fullscreen"
9444   },
9445   {
9446     TYPE_INTEGER,
9447     &setup.window_scaling_percent,              "window_scaling_percent"
9448   },
9449   {
9450     TYPE_STRING,
9451     &setup.window_scaling_quality,              "window_scaling_quality"
9452   },
9453   {
9454     TYPE_STRING,
9455     &setup.screen_rendering_mode,               "screen_rendering_mode"
9456   },
9457   {
9458     TYPE_STRING,
9459     &setup.vsync_mode,                          "vsync_mode"
9460   },
9461   {
9462     TYPE_SWITCH,
9463     &setup.ask_on_escape,                       "ask_on_escape"
9464   },
9465   {
9466     TYPE_SWITCH,
9467     &setup.ask_on_escape_editor,                "ask_on_escape_editor"
9468   },
9469   {
9470     TYPE_SWITCH,
9471     &setup.ask_on_game_over,                    "ask_on_game_over"
9472   },
9473   {
9474     TYPE_SWITCH,
9475     &setup.ask_on_quit_game,                    "ask_on_quit_game"
9476   },
9477   {
9478     TYPE_SWITCH,
9479     &setup.ask_on_quit_program,                 "ask_on_quit_program"
9480   },
9481   {
9482     TYPE_SWITCH,
9483     &setup.quick_switch,                        "quick_player_switch"
9484   },
9485   {
9486     TYPE_SWITCH,
9487     &setup.input_on_focus,                      "input_on_focus"
9488   },
9489   {
9490     TYPE_SWITCH,
9491     &setup.prefer_aga_graphics,                 "prefer_aga_graphics"
9492   },
9493   {
9494     TYPE_SWITCH,
9495     &setup.prefer_lowpass_sounds,               "prefer_lowpass_sounds"
9496   },
9497   {
9498     TYPE_SWITCH,
9499     &setup.prefer_extra_panel_items,            "prefer_extra_panel_items"
9500   },
9501   {
9502     TYPE_SWITCH,
9503     &setup.game_speed_extended,                 "game_speed_extended"
9504   },
9505   {
9506     TYPE_INTEGER,
9507     &setup.game_frame_delay,                    "game_frame_delay"
9508   },
9509   {
9510     TYPE_SWITCH,
9511     &setup.sp_show_border_elements,             "sp_show_border_elements"
9512   },
9513   {
9514     TYPE_SWITCH,
9515     &setup.small_game_graphics,                 "small_game_graphics"
9516   },
9517   {
9518     TYPE_SWITCH,
9519     &setup.show_load_save_buttons,              "show_load_save_buttons"
9520   },
9521   {
9522     TYPE_SWITCH,
9523     &setup.show_undo_redo_buttons,              "show_undo_redo_buttons"
9524   },
9525   {
9526     TYPE_STRING,
9527     &setup.scores_in_highscore_list,            "scores_in_highscore_list"
9528   },
9529   {
9530     TYPE_STRING,
9531     &setup.graphics_set,                        "graphics_set"
9532   },
9533   {
9534     TYPE_STRING,
9535     &setup.sounds_set,                          "sounds_set"
9536   },
9537   {
9538     TYPE_STRING,
9539     &setup.music_set,                           "music_set"
9540   },
9541   {
9542     TYPE_SWITCH3,
9543     &setup.override_level_graphics,             "override_level_graphics"
9544   },
9545   {
9546     TYPE_SWITCH3,
9547     &setup.override_level_sounds,               "override_level_sounds"
9548   },
9549   {
9550     TYPE_SWITCH3,
9551     &setup.override_level_music,                "override_level_music"
9552   },
9553   {
9554     TYPE_INTEGER,
9555     &setup.volume_simple,                       "volume_simple"
9556   },
9557   {
9558     TYPE_INTEGER,
9559     &setup.volume_loops,                        "volume_loops"
9560   },
9561   {
9562     TYPE_INTEGER,
9563     &setup.volume_music,                        "volume_music"
9564   },
9565   {
9566     TYPE_SWITCH,
9567     &setup.network_mode,                        "network_mode"
9568   },
9569   {
9570     TYPE_PLAYER,
9571     &setup.network_player_nr,                   "network_player"
9572   },
9573   {
9574     TYPE_STRING,
9575     &setup.network_server_hostname,             "network_server_hostname"
9576   },
9577   {
9578     TYPE_STRING,
9579     &setup.touch.control_type,                  "touch.control_type"
9580   },
9581   {
9582     TYPE_INTEGER,
9583     &setup.touch.move_distance,                 "touch.move_distance"
9584   },
9585   {
9586     TYPE_INTEGER,
9587     &setup.touch.drop_distance,                 "touch.drop_distance"
9588   },
9589   {
9590     TYPE_INTEGER,
9591     &setup.touch.transparency,                  "touch.transparency"
9592   },
9593   {
9594     TYPE_INTEGER,
9595     &setup.touch.draw_outlined,                 "touch.draw_outlined"
9596   },
9597   {
9598     TYPE_INTEGER,
9599     &setup.touch.draw_pressed,                  "touch.draw_pressed"
9600   },
9601   {
9602     TYPE_INTEGER,
9603     &setup.touch.grid_xsize[0],                 "touch.virtual_buttons.0.xsize"
9604   },
9605   {
9606     TYPE_INTEGER,
9607     &setup.touch.grid_ysize[0],                 "touch.virtual_buttons.0.ysize"
9608   },
9609   {
9610     TYPE_INTEGER,
9611     &setup.touch.grid_xsize[1],                 "touch.virtual_buttons.1.xsize"
9612   },
9613   {
9614     TYPE_INTEGER,
9615     &setup.touch.grid_ysize[1],                 "touch.virtual_buttons.1.ysize"
9616   },
9617 };
9618
9619 static struct TokenInfo auto_setup_tokens[] =
9620 {
9621   {
9622     TYPE_INTEGER,
9623     &setup.auto_setup.editor_zoom_tilesize,     "editor.zoom_tilesize"
9624   },
9625 };
9626
9627 static struct TokenInfo server_setup_tokens[] =
9628 {
9629   {
9630     TYPE_STRING,
9631     &setup.player_uuid,                         "player_uuid"
9632   },
9633   {
9634     TYPE_INTEGER,
9635     &setup.player_version,                      "player_version"
9636   },
9637   {
9638     TYPE_SWITCH,
9639     &setup.use_api_server,          TEST_PREFIX "use_api_server"
9640   },
9641   {
9642     TYPE_STRING,
9643     &setup.api_server_hostname,     TEST_PREFIX "api_server_hostname"
9644   },
9645   {
9646     TYPE_STRING,
9647     &setup.api_server_password,     TEST_PREFIX "api_server_password"
9648   },
9649   {
9650     TYPE_SWITCH,
9651     &setup.ask_for_uploading_tapes, TEST_PREFIX "ask_for_uploading_tapes"
9652   },
9653   {
9654     TYPE_SWITCH,
9655     &setup.ask_for_remaining_tapes, TEST_PREFIX "ask_for_remaining_tapes"
9656   },
9657   {
9658     TYPE_SWITCH,
9659     &setup.provide_uploading_tapes, TEST_PREFIX "provide_uploading_tapes"
9660   },
9661   {
9662     TYPE_SWITCH,
9663     &setup.ask_for_using_api_server,TEST_PREFIX "ask_for_using_api_server"
9664   },
9665   {
9666     TYPE_SWITCH,
9667     &setup.has_remaining_tapes,     TEST_PREFIX "has_remaining_tapes"
9668   },
9669 };
9670
9671 static struct TokenInfo editor_setup_tokens[] =
9672 {
9673   {
9674     TYPE_SWITCH,
9675     &setup.editor.el_classic,                   "editor.el_classic"
9676   },
9677   {
9678     TYPE_SWITCH,
9679     &setup.editor.el_custom,                    "editor.el_custom"
9680   },
9681   {
9682     TYPE_SWITCH,
9683     &setup.editor.el_user_defined,              "editor.el_user_defined"
9684   },
9685   {
9686     TYPE_SWITCH,
9687     &setup.editor.el_dynamic,                   "editor.el_dynamic"
9688   },
9689   {
9690     TYPE_SWITCH,
9691     &setup.editor.el_headlines,                 "editor.el_headlines"
9692   },
9693   {
9694     TYPE_SWITCH,
9695     &setup.editor.show_element_token,           "editor.show_element_token"
9696   },
9697   {
9698     TYPE_SWITCH,
9699     &setup.editor.show_read_only_warning,       "editor.show_read_only_warning"
9700   },
9701 };
9702
9703 static struct TokenInfo editor_cascade_setup_tokens[] =
9704 {
9705   {
9706     TYPE_SWITCH,
9707     &setup.editor_cascade.el_bd,                "editor.cascade.el_bd"
9708   },
9709   {
9710     TYPE_SWITCH,
9711     &setup.editor_cascade.el_em,                "editor.cascade.el_em"
9712   },
9713   {
9714     TYPE_SWITCH,
9715     &setup.editor_cascade.el_emc,               "editor.cascade.el_emc"
9716   },
9717   {
9718     TYPE_SWITCH,
9719     &setup.editor_cascade.el_rnd,               "editor.cascade.el_rnd"
9720   },
9721   {
9722     TYPE_SWITCH,
9723     &setup.editor_cascade.el_sb,                "editor.cascade.el_sb"
9724   },
9725   {
9726     TYPE_SWITCH,
9727     &setup.editor_cascade.el_sp,                "editor.cascade.el_sp"
9728   },
9729   {
9730     TYPE_SWITCH,
9731     &setup.editor_cascade.el_dc,                "editor.cascade.el_dc"
9732   },
9733   {
9734     TYPE_SWITCH,
9735     &setup.editor_cascade.el_dx,                "editor.cascade.el_dx"
9736   },
9737   {
9738     TYPE_SWITCH,
9739     &setup.editor_cascade.el_mm,                "editor.cascade.el_mm"
9740   },
9741   {
9742     TYPE_SWITCH,
9743     &setup.editor_cascade.el_df,                "editor.cascade.el_df"
9744   },
9745   {
9746     TYPE_SWITCH,
9747     &setup.editor_cascade.el_chars,             "editor.cascade.el_chars"
9748   },
9749   {
9750     TYPE_SWITCH,
9751     &setup.editor_cascade.el_steel_chars,       "editor.cascade.el_steel_chars"
9752   },
9753   {
9754     TYPE_SWITCH,
9755     &setup.editor_cascade.el_ce,                "editor.cascade.el_ce"
9756   },
9757   {
9758     TYPE_SWITCH,
9759     &setup.editor_cascade.el_ge,                "editor.cascade.el_ge"
9760   },
9761   {
9762     TYPE_SWITCH,
9763     &setup.editor_cascade.el_es,                "editor.cascade.el_es"
9764   },
9765   {
9766     TYPE_SWITCH,
9767     &setup.editor_cascade.el_ref,               "editor.cascade.el_ref"
9768   },
9769   {
9770     TYPE_SWITCH,
9771     &setup.editor_cascade.el_user,              "editor.cascade.el_user"
9772   },
9773   {
9774     TYPE_SWITCH,
9775     &setup.editor_cascade.el_dynamic,           "editor.cascade.el_dynamic"
9776   },
9777 };
9778
9779 static struct TokenInfo shortcut_setup_tokens[] =
9780 {
9781   {
9782     TYPE_KEY_X11,
9783     &setup.shortcut.save_game,                  "shortcut.save_game"
9784   },
9785   {
9786     TYPE_KEY_X11,
9787     &setup.shortcut.load_game,                  "shortcut.load_game"
9788   },
9789   {
9790     TYPE_KEY_X11,
9791     &setup.shortcut.restart_game,               "shortcut.restart_game"
9792   },
9793   {
9794     TYPE_KEY_X11,
9795     &setup.shortcut.pause_before_end,           "shortcut.pause_before_end"
9796   },
9797   {
9798     TYPE_KEY_X11,
9799     &setup.shortcut.toggle_pause,               "shortcut.toggle_pause"
9800   },
9801   {
9802     TYPE_KEY_X11,
9803     &setup.shortcut.focus_player[0],            "shortcut.focus_player_1"
9804   },
9805   {
9806     TYPE_KEY_X11,
9807     &setup.shortcut.focus_player[1],            "shortcut.focus_player_2"
9808   },
9809   {
9810     TYPE_KEY_X11,
9811     &setup.shortcut.focus_player[2],            "shortcut.focus_player_3"
9812   },
9813   {
9814     TYPE_KEY_X11,
9815     &setup.shortcut.focus_player[3],            "shortcut.focus_player_4"
9816   },
9817   {
9818     TYPE_KEY_X11,
9819     &setup.shortcut.focus_player_all,           "shortcut.focus_player_all"
9820   },
9821   {
9822     TYPE_KEY_X11,
9823     &setup.shortcut.tape_eject,                 "shortcut.tape_eject"
9824   },
9825   {
9826     TYPE_KEY_X11,
9827     &setup.shortcut.tape_extra,                 "shortcut.tape_extra"
9828   },
9829   {
9830     TYPE_KEY_X11,
9831     &setup.shortcut.tape_stop,                  "shortcut.tape_stop"
9832   },
9833   {
9834     TYPE_KEY_X11,
9835     &setup.shortcut.tape_pause,                 "shortcut.tape_pause"
9836   },
9837   {
9838     TYPE_KEY_X11,
9839     &setup.shortcut.tape_record,                "shortcut.tape_record"
9840   },
9841   {
9842     TYPE_KEY_X11,
9843     &setup.shortcut.tape_play,                  "shortcut.tape_play"
9844   },
9845   {
9846     TYPE_KEY_X11,
9847     &setup.shortcut.sound_simple,               "shortcut.sound_simple"
9848   },
9849   {
9850     TYPE_KEY_X11,
9851     &setup.shortcut.sound_loops,                "shortcut.sound_loops"
9852   },
9853   {
9854     TYPE_KEY_X11,
9855     &setup.shortcut.sound_music,                "shortcut.sound_music"
9856   },
9857   {
9858     TYPE_KEY_X11,
9859     &setup.shortcut.snap_left,                  "shortcut.snap_left"
9860   },
9861   {
9862     TYPE_KEY_X11,
9863     &setup.shortcut.snap_right,                 "shortcut.snap_right"
9864   },
9865   {
9866     TYPE_KEY_X11,
9867     &setup.shortcut.snap_up,                    "shortcut.snap_up"
9868   },
9869   {
9870     TYPE_KEY_X11,
9871     &setup.shortcut.snap_down,                  "shortcut.snap_down"
9872   },
9873 };
9874
9875 static struct SetupInputInfo setup_input;
9876 static struct TokenInfo player_setup_tokens[] =
9877 {
9878   {
9879     TYPE_BOOLEAN,
9880     &setup_input.use_joystick,                  ".use_joystick"
9881   },
9882   {
9883     TYPE_STRING,
9884     &setup_input.joy.device_name,               ".joy.device_name"
9885   },
9886   {
9887     TYPE_INTEGER,
9888     &setup_input.joy.xleft,                     ".joy.xleft"
9889   },
9890   {
9891     TYPE_INTEGER,
9892     &setup_input.joy.xmiddle,                   ".joy.xmiddle"
9893   },
9894   {
9895     TYPE_INTEGER,
9896     &setup_input.joy.xright,                    ".joy.xright"
9897   },
9898   {
9899     TYPE_INTEGER,
9900     &setup_input.joy.yupper,                    ".joy.yupper"
9901   },
9902   {
9903     TYPE_INTEGER,
9904     &setup_input.joy.ymiddle,                   ".joy.ymiddle"
9905   },
9906   {
9907     TYPE_INTEGER,
9908     &setup_input.joy.ylower,                    ".joy.ylower"
9909   },
9910   {
9911     TYPE_INTEGER,
9912     &setup_input.joy.snap,                      ".joy.snap_field"
9913   },
9914   {
9915     TYPE_INTEGER,
9916     &setup_input.joy.drop,                      ".joy.place_bomb"
9917   },
9918   {
9919     TYPE_KEY_X11,
9920     &setup_input.key.left,                      ".key.move_left"
9921   },
9922   {
9923     TYPE_KEY_X11,
9924     &setup_input.key.right,                     ".key.move_right"
9925   },
9926   {
9927     TYPE_KEY_X11,
9928     &setup_input.key.up,                        ".key.move_up"
9929   },
9930   {
9931     TYPE_KEY_X11,
9932     &setup_input.key.down,                      ".key.move_down"
9933   },
9934   {
9935     TYPE_KEY_X11,
9936     &setup_input.key.snap,                      ".key.snap_field"
9937   },
9938   {
9939     TYPE_KEY_X11,
9940     &setup_input.key.drop,                      ".key.place_bomb"
9941   },
9942 };
9943
9944 static struct TokenInfo system_setup_tokens[] =
9945 {
9946   {
9947     TYPE_STRING,
9948     &setup.system.sdl_renderdriver,             "system.sdl_renderdriver"
9949   },
9950   {
9951     TYPE_STRING,
9952     &setup.system.sdl_videodriver,              "system.sdl_videodriver"
9953   },
9954   {
9955     TYPE_STRING,
9956     &setup.system.sdl_audiodriver,              "system.sdl_audiodriver"
9957   },
9958   {
9959     TYPE_INTEGER,
9960     &setup.system.audio_fragment_size,          "system.audio_fragment_size"
9961   },
9962 };
9963
9964 static struct TokenInfo internal_setup_tokens[] =
9965 {
9966   {
9967     TYPE_STRING,
9968     &setup.internal.program_title,              "program_title"
9969   },
9970   {
9971     TYPE_STRING,
9972     &setup.internal.program_version,            "program_version"
9973   },
9974   {
9975     TYPE_STRING,
9976     &setup.internal.program_author,             "program_author"
9977   },
9978   {
9979     TYPE_STRING,
9980     &setup.internal.program_email,              "program_email"
9981   },
9982   {
9983     TYPE_STRING,
9984     &setup.internal.program_website,            "program_website"
9985   },
9986   {
9987     TYPE_STRING,
9988     &setup.internal.program_copyright,          "program_copyright"
9989   },
9990   {
9991     TYPE_STRING,
9992     &setup.internal.program_company,            "program_company"
9993   },
9994   {
9995     TYPE_STRING,
9996     &setup.internal.program_icon_file,          "program_icon_file"
9997   },
9998   {
9999     TYPE_STRING,
10000     &setup.internal.default_graphics_set,       "default_graphics_set"
10001   },
10002   {
10003     TYPE_STRING,
10004     &setup.internal.default_sounds_set,         "default_sounds_set"
10005   },
10006   {
10007     TYPE_STRING,
10008     &setup.internal.default_music_set,          "default_music_set"
10009   },
10010   {
10011     TYPE_STRING,
10012     &setup.internal.fallback_graphics_file,     "fallback_graphics_file"
10013   },
10014   {
10015     TYPE_STRING,
10016     &setup.internal.fallback_sounds_file,       "fallback_sounds_file"
10017   },
10018   {
10019     TYPE_STRING,
10020     &setup.internal.fallback_music_file,        "fallback_music_file"
10021   },
10022   {
10023     TYPE_STRING,
10024     &setup.internal.default_level_series,       "default_level_series"
10025   },
10026   {
10027     TYPE_INTEGER,
10028     &setup.internal.default_window_width,       "default_window_width"
10029   },
10030   {
10031     TYPE_INTEGER,
10032     &setup.internal.default_window_height,      "default_window_height"
10033   },
10034   {
10035     TYPE_BOOLEAN,
10036     &setup.internal.choose_from_top_leveldir,   "choose_from_top_leveldir"
10037   },
10038   {
10039     TYPE_BOOLEAN,
10040     &setup.internal.show_scaling_in_title,      "show_scaling_in_title"
10041   },
10042   {
10043     TYPE_BOOLEAN,
10044     &setup.internal.create_user_levelset,       "create_user_levelset"
10045   },
10046   {
10047     TYPE_BOOLEAN,
10048     &setup.internal.menu_game,                  "menu_game"
10049   },
10050   {
10051     TYPE_BOOLEAN,
10052     &setup.internal.menu_editor,                "menu_editor"
10053   },
10054   {
10055     TYPE_BOOLEAN,
10056     &setup.internal.menu_graphics,              "menu_graphics"
10057   },
10058   {
10059     TYPE_BOOLEAN,
10060     &setup.internal.menu_sound,                 "menu_sound"
10061   },
10062   {
10063     TYPE_BOOLEAN,
10064     &setup.internal.menu_artwork,               "menu_artwork"
10065   },
10066   {
10067     TYPE_BOOLEAN,
10068     &setup.internal.menu_input,                 "menu_input"
10069   },
10070   {
10071     TYPE_BOOLEAN,
10072     &setup.internal.menu_touch,                 "menu_touch"
10073   },
10074   {
10075     TYPE_BOOLEAN,
10076     &setup.internal.menu_shortcuts,             "menu_shortcuts"
10077   },
10078   {
10079     TYPE_BOOLEAN,
10080     &setup.internal.menu_exit,                  "menu_exit"
10081   },
10082   {
10083     TYPE_BOOLEAN,
10084     &setup.internal.menu_save_and_exit,         "menu_save_and_exit"
10085   },
10086   {
10087     TYPE_BOOLEAN,
10088     &setup.internal.info_title,                 "info_title"
10089   },
10090   {
10091     TYPE_BOOLEAN,
10092     &setup.internal.info_elements,              "info_elements"
10093   },
10094   {
10095     TYPE_BOOLEAN,
10096     &setup.internal.info_music,                 "info_music"
10097   },
10098   {
10099     TYPE_BOOLEAN,
10100     &setup.internal.info_credits,               "info_credits"
10101   },
10102   {
10103     TYPE_BOOLEAN,
10104     &setup.internal.info_program,               "info_program"
10105   },
10106   {
10107     TYPE_BOOLEAN,
10108     &setup.internal.info_version,               "info_version"
10109   },
10110   {
10111     TYPE_BOOLEAN,
10112     &setup.internal.info_levelset,              "info_levelset"
10113   },
10114   {
10115     TYPE_BOOLEAN,
10116     &setup.internal.info_exit,                  "info_exit"
10117   },
10118 };
10119
10120 static struct TokenInfo debug_setup_tokens[] =
10121 {
10122   {
10123     TYPE_INTEGER,
10124     &setup.debug.frame_delay[0],                "debug.frame_delay_0"
10125   },
10126   {
10127     TYPE_INTEGER,
10128     &setup.debug.frame_delay[1],                "debug.frame_delay_1"
10129   },
10130   {
10131     TYPE_INTEGER,
10132     &setup.debug.frame_delay[2],                "debug.frame_delay_2"
10133   },
10134   {
10135     TYPE_INTEGER,
10136     &setup.debug.frame_delay[3],                "debug.frame_delay_3"
10137   },
10138   {
10139     TYPE_INTEGER,
10140     &setup.debug.frame_delay[4],                "debug.frame_delay_4"
10141   },
10142   {
10143     TYPE_INTEGER,
10144     &setup.debug.frame_delay[5],                "debug.frame_delay_5"
10145   },
10146   {
10147     TYPE_INTEGER,
10148     &setup.debug.frame_delay[6],                "debug.frame_delay_6"
10149   },
10150   {
10151     TYPE_INTEGER,
10152     &setup.debug.frame_delay[7],                "debug.frame_delay_7"
10153   },
10154   {
10155     TYPE_INTEGER,
10156     &setup.debug.frame_delay[8],                "debug.frame_delay_8"
10157   },
10158   {
10159     TYPE_INTEGER,
10160     &setup.debug.frame_delay[9],                "debug.frame_delay_9"
10161   },
10162   {
10163     TYPE_KEY_X11,
10164     &setup.debug.frame_delay_key[0],            "debug.key.frame_delay_0"
10165   },
10166   {
10167     TYPE_KEY_X11,
10168     &setup.debug.frame_delay_key[1],            "debug.key.frame_delay_1"
10169   },
10170   {
10171     TYPE_KEY_X11,
10172     &setup.debug.frame_delay_key[2],            "debug.key.frame_delay_2"
10173   },
10174   {
10175     TYPE_KEY_X11,
10176     &setup.debug.frame_delay_key[3],            "debug.key.frame_delay_3"
10177   },
10178   {
10179     TYPE_KEY_X11,
10180     &setup.debug.frame_delay_key[4],            "debug.key.frame_delay_4"
10181   },
10182   {
10183     TYPE_KEY_X11,
10184     &setup.debug.frame_delay_key[5],            "debug.key.frame_delay_5"
10185   },
10186   {
10187     TYPE_KEY_X11,
10188     &setup.debug.frame_delay_key[6],            "debug.key.frame_delay_6"
10189   },
10190   {
10191     TYPE_KEY_X11,
10192     &setup.debug.frame_delay_key[7],            "debug.key.frame_delay_7"
10193   },
10194   {
10195     TYPE_KEY_X11,
10196     &setup.debug.frame_delay_key[8],            "debug.key.frame_delay_8"
10197   },
10198   {
10199     TYPE_KEY_X11,
10200     &setup.debug.frame_delay_key[9],            "debug.key.frame_delay_9"
10201   },
10202   {
10203     TYPE_BOOLEAN,
10204     &setup.debug.frame_delay_use_mod_key,       "debug.frame_delay.use_mod_key"},
10205   {
10206     TYPE_BOOLEAN,
10207     &setup.debug.frame_delay_game_only,         "debug.frame_delay.game_only"
10208   },
10209   {
10210     TYPE_BOOLEAN,
10211     &setup.debug.show_frames_per_second,        "debug.show_frames_per_second"
10212   },
10213   {
10214     TYPE_SWITCH3,
10215     &setup.debug.xsn_mode,                      "debug.xsn_mode"
10216   },
10217   {
10218     TYPE_INTEGER,
10219     &setup.debug.xsn_percent,                   "debug.xsn_percent"
10220   },
10221 };
10222
10223 static struct TokenInfo options_setup_tokens[] =
10224 {
10225   {
10226     TYPE_BOOLEAN,
10227     &setup.options.verbose,                     "options.verbose"
10228   },
10229 };
10230
10231 static void setSetupInfoToDefaults(struct SetupInfo *si)
10232 {
10233   int i;
10234
10235   si->player_name = getStringCopy(getDefaultUserName(user.nr));
10236
10237   si->multiple_users = TRUE;
10238
10239   si->sound = TRUE;
10240   si->sound_loops = TRUE;
10241   si->sound_music = TRUE;
10242   si->sound_simple = TRUE;
10243   si->toons = TRUE;
10244   si->scroll_delay = TRUE;
10245   si->forced_scroll_delay = FALSE;
10246   si->scroll_delay_value = STD_SCROLL_DELAY;
10247   si->engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_DEFAULT);
10248   si->engine_snapshot_memory = SNAPSHOT_MEMORY_DEFAULT;
10249   si->fade_screens = TRUE;
10250   si->autorecord = TRUE;
10251   si->auto_pause_on_start = FALSE;
10252   si->show_titlescreen = TRUE;
10253   si->quick_doors = FALSE;
10254   si->team_mode = FALSE;
10255   si->handicap = TRUE;
10256   si->skip_levels = TRUE;
10257   si->increment_levels = TRUE;
10258   si->auto_play_next_level = TRUE;
10259   si->count_score_after_game = TRUE;
10260   si->show_scores_after_game = TRUE;
10261   si->time_limit = TRUE;
10262   si->fullscreen = FALSE;
10263   si->window_scaling_percent = STD_WINDOW_SCALING_PERCENT;
10264   si->window_scaling_quality = getStringCopy(SCALING_QUALITY_DEFAULT);
10265   si->screen_rendering_mode = getStringCopy(STR_SPECIAL_RENDERING_DEFAULT);
10266   si->vsync_mode = getStringCopy(STR_VSYNC_MODE_DEFAULT);
10267   si->ask_on_escape = TRUE;
10268   si->ask_on_escape_editor = TRUE;
10269   si->ask_on_game_over = TRUE;
10270   si->ask_on_quit_game = TRUE;
10271   si->ask_on_quit_program = TRUE;
10272   si->quick_switch = FALSE;
10273   si->input_on_focus = FALSE;
10274   si->prefer_aga_graphics = TRUE;
10275   si->prefer_lowpass_sounds = FALSE;
10276   si->prefer_extra_panel_items = TRUE;
10277   si->game_speed_extended = FALSE;
10278   si->game_frame_delay = GAME_FRAME_DELAY;
10279   si->sp_show_border_elements = FALSE;
10280   si->small_game_graphics = FALSE;
10281   si->show_load_save_buttons = FALSE;
10282   si->show_undo_redo_buttons = FALSE;
10283   si->scores_in_highscore_list = getStringCopy(STR_SCORES_TYPE_DEFAULT);
10284
10285   si->graphics_set = getStringCopy(GFX_CLASSIC_SUBDIR);
10286   si->sounds_set   = getStringCopy(SND_CLASSIC_SUBDIR);
10287   si->music_set    = getStringCopy(MUS_CLASSIC_SUBDIR);
10288
10289   si->override_level_graphics = FALSE;
10290   si->override_level_sounds = FALSE;
10291   si->override_level_music = FALSE;
10292
10293   si->volume_simple = 100;              // percent
10294   si->volume_loops = 100;               // percent
10295   si->volume_music = 100;               // percent
10296
10297   si->network_mode = FALSE;
10298   si->network_player_nr = 0;            // first player
10299   si->network_server_hostname = getStringCopy(STR_NETWORK_AUTO_DETECT);
10300
10301   si->touch.control_type = getStringCopy(TOUCH_CONTROL_DEFAULT);
10302   si->touch.move_distance = TOUCH_MOVE_DISTANCE_DEFAULT;        // percent
10303   si->touch.drop_distance = TOUCH_DROP_DISTANCE_DEFAULT;        // percent
10304   si->touch.transparency = TOUCH_TRANSPARENCY_DEFAULT;          // percent
10305   si->touch.draw_outlined = TRUE;
10306   si->touch.draw_pressed = TRUE;
10307
10308   for (i = 0; i < 2; i++)
10309   {
10310     char *default_grid_button[6][2] =
10311     {
10312       { "      ", "  ^^  " },
10313       { "      ", "  ^^  " },
10314       { "      ", "<<  >>" },
10315       { "      ", "<<  >>" },
10316       { "111222", "  vv  " },
10317       { "111222", "  vv  " }
10318     };
10319     int grid_xsize = DEFAULT_GRID_XSIZE(i);
10320     int grid_ysize = DEFAULT_GRID_YSIZE(i);
10321     int min_xsize = MIN(6, grid_xsize);
10322     int min_ysize = MIN(6, grid_ysize);
10323     int startx = grid_xsize - min_xsize;
10324     int starty = grid_ysize - min_ysize;
10325     int x, y;
10326
10327     // virtual buttons grid can only be set to defaults if video is initialized
10328     // (this will be repeated if virtual buttons are not loaded from setup file)
10329     if (video.initialized)
10330     {
10331       si->touch.grid_xsize[i] = grid_xsize;
10332       si->touch.grid_ysize[i] = grid_ysize;
10333     }
10334     else
10335     {
10336       si->touch.grid_xsize[i] = -1;
10337       si->touch.grid_ysize[i] = -1;
10338     }
10339
10340     for (x = 0; x < MAX_GRID_XSIZE; x++)
10341       for (y = 0; y < MAX_GRID_YSIZE; y++)
10342         si->touch.grid_button[i][x][y] = CHAR_GRID_BUTTON_NONE;
10343
10344     for (x = 0; x < min_xsize; x++)
10345       for (y = 0; y < min_ysize; y++)
10346         si->touch.grid_button[i][x][starty + y] =
10347           default_grid_button[y][0][x];
10348
10349     for (x = 0; x < min_xsize; x++)
10350       for (y = 0; y < min_ysize; y++)
10351         si->touch.grid_button[i][startx + x][starty + y] =
10352           default_grid_button[y][1][x];
10353   }
10354
10355   si->touch.grid_initialized            = video.initialized;
10356
10357   si->editor.el_boulderdash             = TRUE;
10358   si->editor.el_emerald_mine            = TRUE;
10359   si->editor.el_emerald_mine_club       = TRUE;
10360   si->editor.el_more                    = TRUE;
10361   si->editor.el_sokoban                 = TRUE;
10362   si->editor.el_supaplex                = TRUE;
10363   si->editor.el_diamond_caves           = TRUE;
10364   si->editor.el_dx_boulderdash          = TRUE;
10365
10366   si->editor.el_mirror_magic            = TRUE;
10367   si->editor.el_deflektor               = TRUE;
10368
10369   si->editor.el_chars                   = TRUE;
10370   si->editor.el_steel_chars             = TRUE;
10371
10372   si->editor.el_classic                 = TRUE;
10373   si->editor.el_custom                  = TRUE;
10374
10375   si->editor.el_user_defined            = FALSE;
10376   si->editor.el_dynamic                 = TRUE;
10377
10378   si->editor.el_headlines               = TRUE;
10379
10380   si->editor.show_element_token         = FALSE;
10381
10382   si->editor.show_read_only_warning     = TRUE;
10383
10384   si->editor.use_template_for_new_levels = TRUE;
10385
10386   si->shortcut.save_game        = DEFAULT_KEY_SAVE_GAME;
10387   si->shortcut.load_game        = DEFAULT_KEY_LOAD_GAME;
10388   si->shortcut.restart_game     = DEFAULT_KEY_RESTART_GAME;
10389   si->shortcut.pause_before_end = DEFAULT_KEY_PAUSE_BEFORE_END;
10390   si->shortcut.toggle_pause     = DEFAULT_KEY_TOGGLE_PAUSE;
10391
10392   si->shortcut.focus_player[0]  = DEFAULT_KEY_FOCUS_PLAYER_1;
10393   si->shortcut.focus_player[1]  = DEFAULT_KEY_FOCUS_PLAYER_2;
10394   si->shortcut.focus_player[2]  = DEFAULT_KEY_FOCUS_PLAYER_3;
10395   si->shortcut.focus_player[3]  = DEFAULT_KEY_FOCUS_PLAYER_4;
10396   si->shortcut.focus_player_all = DEFAULT_KEY_FOCUS_PLAYER_ALL;
10397
10398   si->shortcut.tape_eject       = DEFAULT_KEY_TAPE_EJECT;
10399   si->shortcut.tape_extra       = DEFAULT_KEY_TAPE_EXTRA;
10400   si->shortcut.tape_stop        = DEFAULT_KEY_TAPE_STOP;
10401   si->shortcut.tape_pause       = DEFAULT_KEY_TAPE_PAUSE;
10402   si->shortcut.tape_record      = DEFAULT_KEY_TAPE_RECORD;
10403   si->shortcut.tape_play        = DEFAULT_KEY_TAPE_PLAY;
10404
10405   si->shortcut.sound_simple     = DEFAULT_KEY_SOUND_SIMPLE;
10406   si->shortcut.sound_loops      = DEFAULT_KEY_SOUND_LOOPS;
10407   si->shortcut.sound_music      = DEFAULT_KEY_SOUND_MUSIC;
10408
10409   si->shortcut.snap_left        = DEFAULT_KEY_SNAP_LEFT;
10410   si->shortcut.snap_right       = DEFAULT_KEY_SNAP_RIGHT;
10411   si->shortcut.snap_up          = DEFAULT_KEY_SNAP_UP;
10412   si->shortcut.snap_down        = DEFAULT_KEY_SNAP_DOWN;
10413
10414   for (i = 0; i < MAX_PLAYERS; i++)
10415   {
10416     si->input[i].use_joystick = FALSE;
10417     si->input[i].joy.device_name=getStringCopy(getDeviceNameFromJoystickNr(i));
10418     si->input[i].joy.xleft   = JOYSTICK_XLEFT;
10419     si->input[i].joy.xmiddle = JOYSTICK_XMIDDLE;
10420     si->input[i].joy.xright  = JOYSTICK_XRIGHT;
10421     si->input[i].joy.yupper  = JOYSTICK_YUPPER;
10422     si->input[i].joy.ymiddle = JOYSTICK_YMIDDLE;
10423     si->input[i].joy.ylower  = JOYSTICK_YLOWER;
10424     si->input[i].joy.snap  = (i == 0 ? JOY_BUTTON_1 : 0);
10425     si->input[i].joy.drop  = (i == 0 ? JOY_BUTTON_2 : 0);
10426     si->input[i].key.left  = (i == 0 ? DEFAULT_KEY_LEFT  : KSYM_UNDEFINED);
10427     si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KSYM_UNDEFINED);
10428     si->input[i].key.up    = (i == 0 ? DEFAULT_KEY_UP    : KSYM_UNDEFINED);
10429     si->input[i].key.down  = (i == 0 ? DEFAULT_KEY_DOWN  : KSYM_UNDEFINED);
10430     si->input[i].key.snap  = (i == 0 ? DEFAULT_KEY_SNAP  : KSYM_UNDEFINED);
10431     si->input[i].key.drop  = (i == 0 ? DEFAULT_KEY_DROP  : KSYM_UNDEFINED);
10432   }
10433
10434   si->system.sdl_renderdriver = getStringCopy(ARG_DEFAULT);
10435   si->system.sdl_videodriver = getStringCopy(ARG_DEFAULT);
10436   si->system.sdl_audiodriver = getStringCopy(ARG_DEFAULT);
10437   si->system.audio_fragment_size = DEFAULT_AUDIO_FRAGMENT_SIZE;
10438
10439   si->internal.program_title     = getStringCopy(PROGRAM_TITLE_STRING);
10440   si->internal.program_version   = getStringCopy(getProgramRealVersionString());
10441   si->internal.program_author    = getStringCopy(PROGRAM_AUTHOR_STRING);
10442   si->internal.program_email     = getStringCopy(PROGRAM_EMAIL_STRING);
10443   si->internal.program_website   = getStringCopy(PROGRAM_WEBSITE_STRING);
10444   si->internal.program_copyright = getStringCopy(PROGRAM_COPYRIGHT_STRING);
10445   si->internal.program_company   = getStringCopy(PROGRAM_COMPANY_STRING);
10446
10447   si->internal.program_icon_file = getStringCopy(PROGRAM_ICON_FILENAME);
10448
10449   si->internal.default_graphics_set = getStringCopy(GFX_CLASSIC_SUBDIR);
10450   si->internal.default_sounds_set   = getStringCopy(SND_CLASSIC_SUBDIR);
10451   si->internal.default_music_set    = getStringCopy(MUS_CLASSIC_SUBDIR);
10452
10453   si->internal.fallback_graphics_file = getStringCopy(UNDEFINED_FILENAME);
10454   si->internal.fallback_sounds_file   = getStringCopy(UNDEFINED_FILENAME);
10455   si->internal.fallback_music_file    = getStringCopy(UNDEFINED_FILENAME);
10456
10457   si->internal.default_level_series = getStringCopy(UNDEFINED_LEVELSET);
10458   si->internal.choose_from_top_leveldir = FALSE;
10459   si->internal.show_scaling_in_title = TRUE;
10460   si->internal.create_user_levelset = TRUE;
10461
10462   si->internal.default_window_width  = WIN_XSIZE_DEFAULT;
10463   si->internal.default_window_height = WIN_YSIZE_DEFAULT;
10464
10465   si->debug.frame_delay[0] = DEFAULT_FRAME_DELAY_0;
10466   si->debug.frame_delay[1] = DEFAULT_FRAME_DELAY_1;
10467   si->debug.frame_delay[2] = DEFAULT_FRAME_DELAY_2;
10468   si->debug.frame_delay[3] = DEFAULT_FRAME_DELAY_3;
10469   si->debug.frame_delay[4] = DEFAULT_FRAME_DELAY_4;
10470   si->debug.frame_delay[5] = DEFAULT_FRAME_DELAY_5;
10471   si->debug.frame_delay[6] = DEFAULT_FRAME_DELAY_6;
10472   si->debug.frame_delay[7] = DEFAULT_FRAME_DELAY_7;
10473   si->debug.frame_delay[8] = DEFAULT_FRAME_DELAY_8;
10474   si->debug.frame_delay[9] = DEFAULT_FRAME_DELAY_9;
10475
10476   si->debug.frame_delay_key[0] = DEFAULT_KEY_FRAME_DELAY_0;
10477   si->debug.frame_delay_key[1] = DEFAULT_KEY_FRAME_DELAY_1;
10478   si->debug.frame_delay_key[2] = DEFAULT_KEY_FRAME_DELAY_2;
10479   si->debug.frame_delay_key[3] = DEFAULT_KEY_FRAME_DELAY_3;
10480   si->debug.frame_delay_key[4] = DEFAULT_KEY_FRAME_DELAY_4;
10481   si->debug.frame_delay_key[5] = DEFAULT_KEY_FRAME_DELAY_5;
10482   si->debug.frame_delay_key[6] = DEFAULT_KEY_FRAME_DELAY_6;
10483   si->debug.frame_delay_key[7] = DEFAULT_KEY_FRAME_DELAY_7;
10484   si->debug.frame_delay_key[8] = DEFAULT_KEY_FRAME_DELAY_8;
10485   si->debug.frame_delay_key[9] = DEFAULT_KEY_FRAME_DELAY_9;
10486
10487   si->debug.frame_delay_use_mod_key = DEFAULT_FRAME_DELAY_USE_MOD_KEY;
10488   si->debug.frame_delay_game_only   = DEFAULT_FRAME_DELAY_GAME_ONLY;
10489
10490   si->debug.show_frames_per_second = FALSE;
10491
10492   si->debug.xsn_mode = AUTO;
10493   si->debug.xsn_percent = 0;
10494
10495   si->options.verbose = FALSE;
10496
10497 #if defined(PLATFORM_ANDROID)
10498   si->fullscreen = TRUE;
10499 #endif
10500
10501   setHideSetupEntry(&setup.debug.xsn_mode);
10502 }
10503
10504 static void setSetupInfoToDefaults_AutoSetup(struct SetupInfo *si)
10505 {
10506   si->auto_setup.editor_zoom_tilesize = MINI_TILESIZE;
10507 }
10508
10509 static void setSetupInfoToDefaults_ServerSetup(struct SetupInfo *si)
10510 {
10511   si->player_uuid = NULL;       // (will be set later)
10512   si->player_version = 1;       // (will be set later)
10513
10514   si->use_api_server = TRUE;
10515   si->api_server_hostname = getStringCopy(API_SERVER_HOSTNAME);
10516   si->api_server_password = getStringCopy(UNDEFINED_PASSWORD);
10517   si->ask_for_uploading_tapes = TRUE;
10518   si->ask_for_remaining_tapes = FALSE;
10519   si->provide_uploading_tapes = TRUE;
10520   si->ask_for_using_api_server = TRUE;
10521   si->has_remaining_tapes = FALSE;
10522 }
10523
10524 static void setSetupInfoToDefaults_EditorCascade(struct SetupInfo *si)
10525 {
10526   si->editor_cascade.el_bd              = TRUE;
10527   si->editor_cascade.el_em              = TRUE;
10528   si->editor_cascade.el_emc             = TRUE;
10529   si->editor_cascade.el_rnd             = TRUE;
10530   si->editor_cascade.el_sb              = TRUE;
10531   si->editor_cascade.el_sp              = TRUE;
10532   si->editor_cascade.el_dc              = TRUE;
10533   si->editor_cascade.el_dx              = TRUE;
10534
10535   si->editor_cascade.el_mm              = TRUE;
10536   si->editor_cascade.el_df              = TRUE;
10537
10538   si->editor_cascade.el_chars           = FALSE;
10539   si->editor_cascade.el_steel_chars     = FALSE;
10540   si->editor_cascade.el_ce              = FALSE;
10541   si->editor_cascade.el_ge              = FALSE;
10542   si->editor_cascade.el_es              = FALSE;
10543   si->editor_cascade.el_ref             = FALSE;
10544   si->editor_cascade.el_user            = FALSE;
10545   si->editor_cascade.el_dynamic         = FALSE;
10546 }
10547
10548 #define MAX_HIDE_SETUP_TOKEN_SIZE               20
10549
10550 static char *getHideSetupToken(void *setup_value)
10551 {
10552   static char hide_setup_token[MAX_HIDE_SETUP_TOKEN_SIZE];
10553
10554   if (setup_value != NULL)
10555     snprintf(hide_setup_token, MAX_HIDE_SETUP_TOKEN_SIZE, "%p", setup_value);
10556
10557   return hide_setup_token;
10558 }
10559
10560 void setHideSetupEntry(void *setup_value)
10561 {
10562   char *hide_setup_token = getHideSetupToken(setup_value);
10563
10564   if (hide_setup_hash == NULL)
10565     hide_setup_hash = newSetupFileHash();
10566
10567   if (setup_value != NULL)
10568     setHashEntry(hide_setup_hash, hide_setup_token, "");
10569 }
10570
10571 void removeHideSetupEntry(void *setup_value)
10572 {
10573   char *hide_setup_token = getHideSetupToken(setup_value);
10574
10575   if (setup_value != NULL)
10576     removeHashEntry(hide_setup_hash, hide_setup_token);
10577 }
10578
10579 boolean hideSetupEntry(void *setup_value)
10580 {
10581   char *hide_setup_token = getHideSetupToken(setup_value);
10582
10583   return (setup_value != NULL &&
10584           getHashEntry(hide_setup_hash, hide_setup_token) != NULL);
10585 }
10586
10587 static void setSetupInfoFromTokenText(SetupFileHash *setup_file_hash,
10588                                       struct TokenInfo *token_info,
10589                                       int token_nr, char *token_text)
10590 {
10591   char *token_hide_text = getStringCat2(token_text, ".hide");
10592   char *token_hide_value = getHashEntry(setup_file_hash, token_hide_text);
10593
10594   // set the value of this setup option in the setup option structure
10595   setSetupInfo(token_info, token_nr, getHashEntry(setup_file_hash, token_text));
10596
10597   // check if this setup option should be hidden in the setup menu
10598   if (token_hide_value != NULL && get_boolean_from_string(token_hide_value))
10599     setHideSetupEntry(token_info[token_nr].value);
10600
10601   free(token_hide_text);
10602 }
10603
10604 static void setSetupInfoFromTokenInfo(SetupFileHash *setup_file_hash,
10605                                       struct TokenInfo *token_info,
10606                                       int token_nr)
10607 {
10608   setSetupInfoFromTokenText(setup_file_hash, token_info, token_nr,
10609                             token_info[token_nr].text);
10610 }
10611
10612 static void decodeSetupFileHash_Default(SetupFileHash *setup_file_hash)
10613 {
10614   int i, pnr;
10615
10616   if (!setup_file_hash)
10617     return;
10618
10619   for (i = 0; i < ARRAY_SIZE(global_setup_tokens); i++)
10620     setSetupInfoFromTokenInfo(setup_file_hash, global_setup_tokens, i);
10621
10622   setup.touch.grid_initialized = TRUE;
10623   for (i = 0; i < 2; i++)
10624   {
10625     int grid_xsize = setup.touch.grid_xsize[i];
10626     int grid_ysize = setup.touch.grid_ysize[i];
10627     int x, y;
10628
10629     // if virtual buttons are not loaded from setup file, repeat initializing
10630     // virtual buttons grid with default values later when video is initialized
10631     if (grid_xsize == -1 ||
10632         grid_ysize == -1)
10633     {
10634       setup.touch.grid_initialized = FALSE;
10635
10636       continue;
10637     }
10638
10639     for (y = 0; y < grid_ysize; y++)
10640     {
10641       char token_string[MAX_LINE_LEN];
10642
10643       sprintf(token_string, "touch.virtual_buttons.%d.%02d", i, y);
10644
10645       char *value_string = getHashEntry(setup_file_hash, token_string);
10646
10647       if (value_string == NULL)
10648         continue;
10649
10650       for (x = 0; x < grid_xsize; x++)
10651       {
10652         char c = value_string[x];
10653
10654         setup.touch.grid_button[i][x][y] =
10655           (c == '.' ? CHAR_GRID_BUTTON_NONE : c);
10656       }
10657     }
10658   }
10659
10660   for (i = 0; i < ARRAY_SIZE(editor_setup_tokens); i++)
10661     setSetupInfoFromTokenInfo(setup_file_hash, editor_setup_tokens, i);
10662
10663   for (i = 0; i < ARRAY_SIZE(shortcut_setup_tokens); i++)
10664     setSetupInfoFromTokenInfo(setup_file_hash, shortcut_setup_tokens, i);
10665
10666   for (pnr = 0; pnr < MAX_PLAYERS; pnr++)
10667   {
10668     char prefix[30];
10669
10670     sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1);
10671
10672     setup_input = setup.input[pnr];
10673     for (i = 0; i < ARRAY_SIZE(player_setup_tokens); i++)
10674     {
10675       char full_token[100];
10676
10677       sprintf(full_token, "%s%s", prefix, player_setup_tokens[i].text);
10678       setSetupInfoFromTokenText(setup_file_hash, player_setup_tokens, i,
10679                                 full_token);
10680     }
10681     setup.input[pnr] = setup_input;
10682   }
10683
10684   for (i = 0; i < ARRAY_SIZE(system_setup_tokens); i++)
10685     setSetupInfoFromTokenInfo(setup_file_hash, system_setup_tokens, i);
10686
10687   for (i = 0; i < ARRAY_SIZE(internal_setup_tokens); i++)
10688     setSetupInfoFromTokenInfo(setup_file_hash, internal_setup_tokens, i);
10689
10690   for (i = 0; i < ARRAY_SIZE(debug_setup_tokens); i++)
10691     setSetupInfoFromTokenInfo(setup_file_hash, debug_setup_tokens, i);
10692
10693   for (i = 0; i < ARRAY_SIZE(options_setup_tokens); i++)
10694     setSetupInfoFromTokenInfo(setup_file_hash, options_setup_tokens, i);
10695
10696   setHideRelatedSetupEntries();
10697 }
10698
10699 static void decodeSetupFileHash_AutoSetup(SetupFileHash *setup_file_hash)
10700 {
10701   int i;
10702
10703   if (!setup_file_hash)
10704     return;
10705
10706   for (i = 0; i < ARRAY_SIZE(auto_setup_tokens); i++)
10707     setSetupInfo(auto_setup_tokens, i,
10708                  getHashEntry(setup_file_hash,
10709                               auto_setup_tokens[i].text));
10710 }
10711
10712 static void decodeSetupFileHash_ServerSetup(SetupFileHash *setup_file_hash)
10713 {
10714   int i;
10715
10716   if (!setup_file_hash)
10717     return;
10718
10719   for (i = 0; i < ARRAY_SIZE(server_setup_tokens); i++)
10720     setSetupInfo(server_setup_tokens, i,
10721                  getHashEntry(setup_file_hash,
10722                               server_setup_tokens[i].text));
10723 }
10724
10725 static void decodeSetupFileHash_EditorCascade(SetupFileHash *setup_file_hash)
10726 {
10727   int i;
10728
10729   if (!setup_file_hash)
10730     return;
10731
10732   for (i = 0; i < ARRAY_SIZE(editor_cascade_setup_tokens); i++)
10733     setSetupInfo(editor_cascade_setup_tokens, i,
10734                  getHashEntry(setup_file_hash,
10735                               editor_cascade_setup_tokens[i].text));
10736 }
10737
10738 void LoadUserNames(void)
10739 {
10740   int last_user_nr = user.nr;
10741   int i;
10742
10743   if (global.user_names != NULL)
10744   {
10745     for (i = 0; i < MAX_PLAYER_NAMES; i++)
10746       checked_free(global.user_names[i]);
10747
10748     checked_free(global.user_names);
10749   }
10750
10751   global.user_names = checked_calloc(MAX_PLAYER_NAMES * sizeof(char *));
10752
10753   for (i = 0; i < MAX_PLAYER_NAMES; i++)
10754   {
10755     user.nr = i;
10756
10757     SetupFileHash *setup_file_hash = loadSetupFileHash(getSetupFilename());
10758
10759     if (setup_file_hash)
10760     {
10761       char *player_name = getHashEntry(setup_file_hash, "player_name");
10762
10763       global.user_names[i] = getFixedUserName(player_name);
10764
10765       freeSetupFileHash(setup_file_hash);
10766     }
10767
10768     if (global.user_names[i] == NULL)
10769       global.user_names[i] = getStringCopy(getDefaultUserName(i));
10770   }
10771
10772   user.nr = last_user_nr;
10773 }
10774
10775 void LoadSetupFromFilename(char *filename)
10776 {
10777   SetupFileHash *setup_file_hash = loadSetupFileHash(filename);
10778
10779   if (setup_file_hash)
10780   {
10781     decodeSetupFileHash_Default(setup_file_hash);
10782
10783     freeSetupFileHash(setup_file_hash);
10784   }
10785   else
10786   {
10787     Debug("setup", "using default setup values");
10788   }
10789 }
10790
10791 static void LoadSetup_SpecialPostProcessing(void)
10792 {
10793   char *player_name_new;
10794
10795   // needed to work around problems with fixed length strings
10796   player_name_new = getFixedUserName(setup.player_name);
10797   free(setup.player_name);
10798   setup.player_name = player_name_new;
10799
10800   // "scroll_delay: on(3) / off(0)" was replaced by scroll delay value
10801   if (setup.scroll_delay == FALSE)
10802   {
10803     setup.scroll_delay_value = MIN_SCROLL_DELAY;
10804     setup.scroll_delay = TRUE;                  // now always "on"
10805   }
10806
10807   // make sure that scroll delay value stays inside valid range
10808   setup.scroll_delay_value =
10809     MIN(MAX(MIN_SCROLL_DELAY, setup.scroll_delay_value), MAX_SCROLL_DELAY);
10810 }
10811
10812 void LoadSetup_Default(void)
10813 {
10814   char *filename;
10815
10816   // always start with reliable default values
10817   setSetupInfoToDefaults(&setup);
10818
10819   // try to load setup values from default setup file
10820   filename = getDefaultSetupFilename();
10821
10822   if (fileExists(filename))
10823     LoadSetupFromFilename(filename);
10824
10825   // try to load setup values from user setup file
10826   filename = getSetupFilename();
10827
10828   LoadSetupFromFilename(filename);
10829
10830   LoadSetup_SpecialPostProcessing();
10831 }
10832
10833 void LoadSetup_AutoSetup(void)
10834 {
10835   char *filename = getPath2(getSetupDir(), AUTOSETUP_FILENAME);
10836   SetupFileHash *setup_file_hash = NULL;
10837
10838   // always start with reliable default values
10839   setSetupInfoToDefaults_AutoSetup(&setup);
10840
10841   setup_file_hash = loadSetupFileHash(filename);
10842
10843   if (setup_file_hash)
10844   {
10845     decodeSetupFileHash_AutoSetup(setup_file_hash);
10846
10847     freeSetupFileHash(setup_file_hash);
10848   }
10849
10850   free(filename);
10851 }
10852
10853 void LoadSetup_ServerSetup(void)
10854 {
10855   char *filename = getPath2(getSetupDir(), SERVERSETUP_FILENAME);
10856   SetupFileHash *setup_file_hash = NULL;
10857
10858   // always start with reliable default values
10859   setSetupInfoToDefaults_ServerSetup(&setup);
10860
10861   setup_file_hash = loadSetupFileHash(filename);
10862
10863   if (setup_file_hash)
10864   {
10865     decodeSetupFileHash_ServerSetup(setup_file_hash);
10866
10867     freeSetupFileHash(setup_file_hash);
10868   }
10869
10870   free(filename);
10871
10872   if (setup.player_uuid == NULL)
10873   {
10874     // player UUID does not yet exist in setup file
10875     setup.player_uuid = getStringCopy(getUUID());
10876     setup.player_version = 2;
10877
10878     SaveSetup_ServerSetup();
10879   }
10880 }
10881
10882 void LoadSetup_EditorCascade(void)
10883 {
10884   char *filename = getPath2(getSetupDir(), EDITORCASCADE_FILENAME);
10885   SetupFileHash *setup_file_hash = NULL;
10886
10887   // always start with reliable default values
10888   setSetupInfoToDefaults_EditorCascade(&setup);
10889
10890   setup_file_hash = loadSetupFileHash(filename);
10891
10892   if (setup_file_hash)
10893   {
10894     decodeSetupFileHash_EditorCascade(setup_file_hash);
10895
10896     freeSetupFileHash(setup_file_hash);
10897   }
10898
10899   free(filename);
10900 }
10901
10902 void LoadSetup(void)
10903 {
10904   LoadSetup_Default();
10905   LoadSetup_AutoSetup();
10906   LoadSetup_ServerSetup();
10907   LoadSetup_EditorCascade();
10908 }
10909
10910 static void addGameControllerMappingToHash(SetupFileHash *mappings_hash,
10911                                            char *mapping_line)
10912 {
10913   char mapping_guid[MAX_LINE_LEN];
10914   char *mapping_start, *mapping_end;
10915
10916   // get GUID from game controller mapping line: copy complete line
10917   strncpy(mapping_guid, mapping_line, MAX_LINE_LEN - 1);
10918   mapping_guid[MAX_LINE_LEN - 1] = '\0';
10919
10920   // get GUID from game controller mapping line: cut after GUID part
10921   mapping_start = strchr(mapping_guid, ',');
10922   if (mapping_start != NULL)
10923     *mapping_start = '\0';
10924
10925   // cut newline from game controller mapping line
10926   mapping_end = strchr(mapping_line, '\n');
10927   if (mapping_end != NULL)
10928     *mapping_end = '\0';
10929
10930   // add mapping entry to game controller mappings hash
10931   setHashEntry(mappings_hash, mapping_guid, mapping_line);
10932 }
10933
10934 static void LoadSetup_ReadGameControllerMappings(SetupFileHash *mappings_hash,
10935                                                  char *filename)
10936 {
10937   FILE *file;
10938
10939   if (!(file = fopen(filename, MODE_READ)))
10940   {
10941     Warn("cannot read game controller mappings file '%s'", filename);
10942
10943     return;
10944   }
10945
10946   while (!feof(file))
10947   {
10948     char line[MAX_LINE_LEN];
10949
10950     if (!fgets(line, MAX_LINE_LEN, file))
10951       break;
10952
10953     addGameControllerMappingToHash(mappings_hash, line);
10954   }
10955
10956   fclose(file);
10957 }
10958
10959 void SaveSetup_Default(void)
10960 {
10961   char *filename = getSetupFilename();
10962   FILE *file;
10963   int i, pnr;
10964
10965   InitUserDataDirectory();
10966
10967   if (!(file = fopen(filename, MODE_WRITE)))
10968   {
10969     Warn("cannot write setup file '%s'", filename);
10970
10971     return;
10972   }
10973
10974   fprintFileHeader(file, SETUP_FILENAME);
10975
10976   for (i = 0; i < ARRAY_SIZE(global_setup_tokens); i++)
10977   {
10978     // just to make things nicer :)
10979     if (global_setup_tokens[i].value == &setup.multiple_users           ||
10980         global_setup_tokens[i].value == &setup.sound                    ||
10981         global_setup_tokens[i].value == &setup.graphics_set             ||
10982         global_setup_tokens[i].value == &setup.volume_simple            ||
10983         global_setup_tokens[i].value == &setup.network_mode             ||
10984         global_setup_tokens[i].value == &setup.touch.control_type       ||
10985         global_setup_tokens[i].value == &setup.touch.grid_xsize[0]      ||
10986         global_setup_tokens[i].value == &setup.touch.grid_xsize[1])
10987       fprintf(file, "\n");
10988
10989     fprintf(file, "%s\n", getSetupLine(global_setup_tokens, "", i));
10990   }
10991
10992   for (i = 0; i < 2; i++)
10993   {
10994     int grid_xsize = setup.touch.grid_xsize[i];
10995     int grid_ysize = setup.touch.grid_ysize[i];
10996     int x, y;
10997
10998     fprintf(file, "\n");
10999
11000     for (y = 0; y < grid_ysize; y++)
11001     {
11002       char token_string[MAX_LINE_LEN];
11003       char value_string[MAX_LINE_LEN];
11004
11005       sprintf(token_string, "touch.virtual_buttons.%d.%02d", i, y);
11006
11007       for (x = 0; x < grid_xsize; x++)
11008       {
11009         char c = setup.touch.grid_button[i][x][y];
11010
11011         value_string[x] = (c == CHAR_GRID_BUTTON_NONE ? '.' : c);
11012       }
11013
11014       value_string[grid_xsize] = '\0';
11015
11016       fprintf(file, "%s\n", getFormattedSetupEntry(token_string, value_string));
11017     }
11018   }
11019
11020   fprintf(file, "\n");
11021   for (i = 0; i < ARRAY_SIZE(editor_setup_tokens); i++)
11022     fprintf(file, "%s\n", getSetupLine(editor_setup_tokens, "", i));
11023
11024   fprintf(file, "\n");
11025   for (i = 0; i < ARRAY_SIZE(shortcut_setup_tokens); i++)
11026     fprintf(file, "%s\n", getSetupLine(shortcut_setup_tokens, "", i));
11027
11028   for (pnr = 0; pnr < MAX_PLAYERS; pnr++)
11029   {
11030     char prefix[30];
11031
11032     sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1);
11033     fprintf(file, "\n");
11034
11035     setup_input = setup.input[pnr];
11036     for (i = 0; i < ARRAY_SIZE(player_setup_tokens); i++)
11037       fprintf(file, "%s\n", getSetupLine(player_setup_tokens, prefix, i));
11038   }
11039
11040   fprintf(file, "\n");
11041   for (i = 0; i < ARRAY_SIZE(system_setup_tokens); i++)
11042     fprintf(file, "%s\n", getSetupLine(system_setup_tokens, "", i));
11043
11044   // (internal setup values not saved to user setup file)
11045
11046   fprintf(file, "\n");
11047   for (i = 0; i < ARRAY_SIZE(debug_setup_tokens); i++)
11048     if (!strPrefix(debug_setup_tokens[i].text, "debug.xsn_") ||
11049         setup.debug.xsn_mode != AUTO)
11050       fprintf(file, "%s\n", getSetupLine(debug_setup_tokens, "", i));
11051
11052   fprintf(file, "\n");
11053   for (i = 0; i < ARRAY_SIZE(options_setup_tokens); i++)
11054     fprintf(file, "%s\n", getSetupLine(options_setup_tokens, "", i));
11055
11056   fclose(file);
11057
11058   SetFilePermissions(filename, PERMS_PRIVATE);
11059 }
11060
11061 void SaveSetup_AutoSetup(void)
11062 {
11063   char *filename = getPath2(getSetupDir(), AUTOSETUP_FILENAME);
11064   FILE *file;
11065   int i;
11066
11067   InitUserDataDirectory();
11068
11069   if (!(file = fopen(filename, MODE_WRITE)))
11070   {
11071     Warn("cannot write auto setup file '%s'", filename);
11072
11073     free(filename);
11074
11075     return;
11076   }
11077
11078   fprintFileHeader(file, AUTOSETUP_FILENAME);
11079
11080   for (i = 0; i < ARRAY_SIZE(auto_setup_tokens); i++)
11081     fprintf(file, "%s\n", getSetupLine(auto_setup_tokens, "", i));
11082
11083   fclose(file);
11084
11085   SetFilePermissions(filename, PERMS_PRIVATE);
11086
11087   free(filename);
11088 }
11089
11090 void SaveSetup_ServerSetup(void)
11091 {
11092   char *filename = getPath2(getSetupDir(), SERVERSETUP_FILENAME);
11093   FILE *file;
11094   int i;
11095
11096   InitUserDataDirectory();
11097
11098   if (!(file = fopen(filename, MODE_WRITE)))
11099   {
11100     Warn("cannot write server setup file '%s'", filename);
11101
11102     free(filename);
11103
11104     return;
11105   }
11106
11107   fprintFileHeader(file, SERVERSETUP_FILENAME);
11108
11109   for (i = 0; i < ARRAY_SIZE(server_setup_tokens); i++)
11110   {
11111     // just to make things nicer :)
11112     if (server_setup_tokens[i].value == &setup.use_api_server)
11113       fprintf(file, "\n");
11114
11115     fprintf(file, "%s\n", getSetupLine(server_setup_tokens, "", i));
11116   }
11117
11118   fclose(file);
11119
11120   SetFilePermissions(filename, PERMS_PRIVATE);
11121
11122   free(filename);
11123 }
11124
11125 void SaveSetup_EditorCascade(void)
11126 {
11127   char *filename = getPath2(getSetupDir(), EDITORCASCADE_FILENAME);
11128   FILE *file;
11129   int i;
11130
11131   InitUserDataDirectory();
11132
11133   if (!(file = fopen(filename, MODE_WRITE)))
11134   {
11135     Warn("cannot write editor cascade state file '%s'", filename);
11136
11137     free(filename);
11138
11139     return;
11140   }
11141
11142   fprintFileHeader(file, EDITORCASCADE_FILENAME);
11143
11144   for (i = 0; i < ARRAY_SIZE(editor_cascade_setup_tokens); i++)
11145     fprintf(file, "%s\n", getSetupLine(editor_cascade_setup_tokens, "", i));
11146
11147   fclose(file);
11148
11149   SetFilePermissions(filename, PERMS_PRIVATE);
11150
11151   free(filename);
11152 }
11153
11154 void SaveSetup(void)
11155 {
11156   SaveSetup_Default();
11157   SaveSetup_AutoSetup();
11158   SaveSetup_ServerSetup();
11159   SaveSetup_EditorCascade();
11160 }
11161
11162 static void SaveSetup_WriteGameControllerMappings(SetupFileHash *mappings_hash,
11163                                                   char *filename)
11164 {
11165   FILE *file;
11166
11167   if (!(file = fopen(filename, MODE_WRITE)))
11168   {
11169     Warn("cannot write game controller mappings file '%s'", filename);
11170
11171     return;
11172   }
11173
11174   BEGIN_HASH_ITERATION(mappings_hash, itr)
11175   {
11176     fprintf(file, "%s\n", HASH_ITERATION_VALUE(itr));
11177   }
11178   END_HASH_ITERATION(mappings_hash, itr)
11179
11180   fclose(file);
11181 }
11182
11183 void SaveSetup_AddGameControllerMapping(char *mapping)
11184 {
11185   char *filename = getPath2(getSetupDir(), GAMECONTROLLER_BASENAME);
11186   SetupFileHash *mappings_hash = newSetupFileHash();
11187
11188   InitUserDataDirectory();
11189
11190   // load existing personal game controller mappings
11191   LoadSetup_ReadGameControllerMappings(mappings_hash, filename);
11192
11193   // add new mapping to personal game controller mappings
11194   addGameControllerMappingToHash(mappings_hash, mapping);
11195
11196   // save updated personal game controller mappings
11197   SaveSetup_WriteGameControllerMappings(mappings_hash, filename);
11198
11199   freeSetupFileHash(mappings_hash);
11200   free(filename);
11201 }
11202
11203 void LoadCustomElementDescriptions(void)
11204 {
11205   char *filename = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS);
11206   SetupFileHash *setup_file_hash;
11207   int i;
11208
11209   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
11210   {
11211     if (element_info[i].custom_description != NULL)
11212     {
11213       free(element_info[i].custom_description);
11214       element_info[i].custom_description = NULL;
11215     }
11216   }
11217
11218   if ((setup_file_hash = loadSetupFileHash(filename)) == NULL)
11219     return;
11220
11221   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
11222   {
11223     char *token = getStringCat2(element_info[i].token_name, ".name");
11224     char *value = getHashEntry(setup_file_hash, token);
11225
11226     if (value != NULL)
11227       element_info[i].custom_description = getStringCopy(value);
11228
11229     free(token);
11230   }
11231
11232   freeSetupFileHash(setup_file_hash);
11233 }
11234
11235 static int getElementFromToken(char *token)
11236 {
11237   char *value = getHashEntry(element_token_hash, token);
11238
11239   if (value != NULL)
11240     return atoi(value);
11241
11242   Warn("unknown element token '%s'", token);
11243
11244   return EL_UNDEFINED;
11245 }
11246
11247 void FreeGlobalAnimEventInfo(void)
11248 {
11249   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11250
11251   if (gaei->event_list == NULL)
11252     return;
11253
11254   int i;
11255
11256   for (i = 0; i < gaei->num_event_lists; i++)
11257   {
11258     checked_free(gaei->event_list[i]->event_value);
11259     checked_free(gaei->event_list[i]);
11260   }
11261
11262   checked_free(gaei->event_list);
11263
11264   gaei->event_list = NULL;
11265   gaei->num_event_lists = 0;
11266 }
11267
11268 static int AddGlobalAnimEventList(void)
11269 {
11270   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11271   int list_pos = gaei->num_event_lists++;
11272
11273   gaei->event_list = checked_realloc(gaei->event_list, gaei->num_event_lists *
11274                                      sizeof(struct GlobalAnimEventListInfo *));
11275
11276   gaei->event_list[list_pos] =
11277     checked_calloc(sizeof(struct GlobalAnimEventListInfo));
11278
11279   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11280
11281   gaeli->event_value = NULL;
11282   gaeli->num_event_values = 0;
11283
11284   return list_pos;
11285 }
11286
11287 static int AddGlobalAnimEventValue(int list_pos, int event_value)
11288 {
11289   // do not add empty global animation events
11290   if (event_value == ANIM_EVENT_NONE)
11291     return list_pos;
11292
11293   // if list position is undefined, create new list
11294   if (list_pos == ANIM_EVENT_UNDEFINED)
11295     list_pos = AddGlobalAnimEventList();
11296
11297   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11298   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11299   int value_pos = gaeli->num_event_values++;
11300
11301   gaeli->event_value = checked_realloc(gaeli->event_value,
11302                                        gaeli->num_event_values * sizeof(int *));
11303
11304   gaeli->event_value[value_pos] = event_value;
11305
11306   return list_pos;
11307 }
11308
11309 int GetGlobalAnimEventValue(int list_pos, int value_pos)
11310 {
11311   if (list_pos == ANIM_EVENT_UNDEFINED)
11312     return ANIM_EVENT_NONE;
11313
11314   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11315   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11316
11317   return gaeli->event_value[value_pos];
11318 }
11319
11320 int GetGlobalAnimEventValueCount(int list_pos)
11321 {
11322   if (list_pos == ANIM_EVENT_UNDEFINED)
11323     return 0;
11324
11325   struct GlobalAnimEventInfo *gaei = &global_anim_event_info;
11326   struct GlobalAnimEventListInfo *gaeli = gaei->event_list[list_pos];
11327
11328   return gaeli->num_event_values;
11329 }
11330
11331 // This function checks if a string <s> of the format "string1, string2, ..."
11332 // exactly contains a string <s_contained>.
11333
11334 static boolean string_has_parameter(char *s, char *s_contained)
11335 {
11336   char *substring;
11337
11338   if (s == NULL || s_contained == NULL)
11339     return FALSE;
11340
11341   if (strlen(s_contained) > strlen(s))
11342     return FALSE;
11343
11344   if (strncmp(s, s_contained, strlen(s_contained)) == 0)
11345   {
11346     char next_char = s[strlen(s_contained)];
11347
11348     // check if next character is delimiter or whitespace
11349     return (next_char == ',' || next_char == '\0' ||
11350             next_char == ' ' || next_char == '\t' ? TRUE : FALSE);
11351   }
11352
11353   // check if string contains another parameter string after a comma
11354   substring = strchr(s, ',');
11355   if (substring == NULL)        // string does not contain a comma
11356     return FALSE;
11357
11358   // advance string pointer to next character after the comma
11359   substring++;
11360
11361   // skip potential whitespaces after the comma
11362   while (*substring == ' ' || *substring == '\t')
11363     substring++;
11364
11365   return string_has_parameter(substring, s_contained);
11366 }
11367
11368 static int get_anim_parameter_value(char *s)
11369 {
11370   int event_value[] =
11371   {
11372     ANIM_EVENT_CLICK,
11373     ANIM_EVENT_INIT,
11374     ANIM_EVENT_START,
11375     ANIM_EVENT_END,
11376     ANIM_EVENT_POST
11377   };
11378   char *pattern_1[] =
11379   {
11380     "click:anim_",
11381     "init:anim_",
11382     "start:anim_",
11383     "end:anim_",
11384     "post:anim_"
11385   };
11386   char *pattern_2 = ".part_";
11387   char *matching_char = NULL;
11388   char *s_ptr = s;
11389   int pattern_1_len = 0;
11390   int result = ANIM_EVENT_NONE;
11391   int i;
11392
11393   for (i = 0; i < ARRAY_SIZE(event_value); i++)
11394   {
11395     matching_char = strstr(s_ptr, pattern_1[i]);
11396     pattern_1_len = strlen(pattern_1[i]);
11397     result = event_value[i];
11398
11399     if (matching_char != NULL)
11400       break;
11401   }
11402
11403   if (matching_char == NULL)
11404     return ANIM_EVENT_NONE;
11405
11406   s_ptr = matching_char + pattern_1_len;
11407
11408   // check for main animation number ("anim_X" or "anim_XX")
11409   if (*s_ptr >= '0' && *s_ptr <= '9')
11410   {
11411     int gic_anim_nr = (*s_ptr++ - '0');
11412
11413     if (*s_ptr >= '0' && *s_ptr <= '9')
11414       gic_anim_nr = 10 * gic_anim_nr + (*s_ptr++ - '0');
11415
11416     if (gic_anim_nr < 1 || gic_anim_nr > MAX_GLOBAL_ANIMS)
11417       return ANIM_EVENT_NONE;
11418
11419     result |= gic_anim_nr << ANIM_EVENT_ANIM_BIT;
11420   }
11421   else
11422   {
11423     // invalid main animation number specified
11424
11425     return ANIM_EVENT_NONE;
11426   }
11427
11428   // check for animation part number ("part_X" or "part_XX") (optional)
11429   if (strPrefix(s_ptr, pattern_2))
11430   {
11431     s_ptr += strlen(pattern_2);
11432
11433     if (*s_ptr >= '0' && *s_ptr <= '9')
11434     {
11435       int gic_part_nr = (*s_ptr++ - '0');
11436
11437       if (*s_ptr >= '0' && *s_ptr <= '9')
11438         gic_part_nr = 10 * gic_part_nr + (*s_ptr++ - '0');
11439
11440       if (gic_part_nr < 1 || gic_part_nr > MAX_GLOBAL_ANIM_PARTS)
11441         return ANIM_EVENT_NONE;
11442
11443       result |= gic_part_nr << ANIM_EVENT_PART_BIT;
11444     }
11445     else
11446     {
11447       // invalid animation part number specified
11448
11449       return ANIM_EVENT_NONE;
11450     }
11451   }
11452
11453   // discard result if next character is neither delimiter nor whitespace
11454   if (!(*s_ptr == ',' || *s_ptr == '\0' ||
11455         *s_ptr == ' ' || *s_ptr == '\t'))
11456     return ANIM_EVENT_NONE;
11457
11458   return result;
11459 }
11460
11461 static int get_anim_parameter_values(char *s)
11462 {
11463   int list_pos = ANIM_EVENT_UNDEFINED;
11464   int event_value = ANIM_EVENT_DEFAULT;
11465
11466   if (string_has_parameter(s, "any"))
11467     event_value |= ANIM_EVENT_ANY;
11468
11469   if (string_has_parameter(s, "click:self") ||
11470       string_has_parameter(s, "click") ||
11471       string_has_parameter(s, "self"))
11472     event_value |= ANIM_EVENT_SELF;
11473
11474   if (string_has_parameter(s, "unclick:any"))
11475     event_value |= ANIM_EVENT_UNCLICK_ANY;
11476
11477   // if animation event found, add it to global animation event list
11478   if (event_value != ANIM_EVENT_NONE)
11479     list_pos = AddGlobalAnimEventValue(list_pos, event_value);
11480
11481   while (s != NULL)
11482   {
11483     // add optional "click:anim_X" or "click:anim_X.part_X" parameter
11484     event_value = get_anim_parameter_value(s);
11485
11486     // if animation event found, add it to global animation event list
11487     if (event_value != ANIM_EVENT_NONE)
11488       list_pos = AddGlobalAnimEventValue(list_pos, event_value);
11489
11490     // continue with next part of the string, starting with next comma
11491     s = strchr(s + 1, ',');
11492   }
11493
11494   return list_pos;
11495 }
11496
11497 static int get_anim_action_parameter_value(char *token)
11498 {
11499   // check most common default case first to massively speed things up
11500   if (strEqual(token, ARG_UNDEFINED))
11501     return ANIM_EVENT_ACTION_NONE;
11502
11503   int result = getImageIDFromToken(token);
11504
11505   if (result == -1)
11506   {
11507     char *gfx_token = getStringCat2("gfx.", token);
11508
11509     result = getImageIDFromToken(gfx_token);
11510
11511     checked_free(gfx_token);
11512   }
11513
11514   if (result == -1)
11515   {
11516     Key key = getKeyFromX11KeyName(token);
11517
11518     if (key != KSYM_UNDEFINED)
11519       result = -(int)key;
11520   }
11521
11522   if (result == -1)
11523   {
11524     if (isURL(token))
11525     {
11526       result = get_hash_from_key(token);        // unsigned int => int
11527       result = ABS(result);                     // may be negative now
11528       result += (result < MAX_IMAGE_FILES ? MAX_IMAGE_FILES : 0);
11529
11530       setHashEntry(anim_url_hash, int2str(result, 0), token);
11531     }
11532   }
11533
11534   if (result == -1)
11535     result = ANIM_EVENT_ACTION_NONE;
11536
11537   return result;
11538 }
11539
11540 int get_parameter_value(char *value_raw, char *suffix, int type)
11541 {
11542   char *value = getStringToLower(value_raw);
11543   int result = 0;       // probably a save default value
11544
11545   if (strEqual(suffix, ".direction"))
11546   {
11547     result = (strEqual(value, "left")  ? MV_LEFT :
11548               strEqual(value, "right") ? MV_RIGHT :
11549               strEqual(value, "up")    ? MV_UP :
11550               strEqual(value, "down")  ? MV_DOWN : MV_NONE);
11551   }
11552   else if (strEqual(suffix, ".position"))
11553   {
11554     result = (strEqual(value, "left")   ? POS_LEFT :
11555               strEqual(value, "right")  ? POS_RIGHT :
11556               strEqual(value, "top")    ? POS_TOP :
11557               strEqual(value, "upper")  ? POS_UPPER :
11558               strEqual(value, "middle") ? POS_MIDDLE :
11559               strEqual(value, "lower")  ? POS_LOWER :
11560               strEqual(value, "bottom") ? POS_BOTTOM :
11561               strEqual(value, "any")    ? POS_ANY :
11562               strEqual(value, "last")   ? POS_LAST : POS_UNDEFINED);
11563   }
11564   else if (strEqual(suffix, ".align"))
11565   {
11566     result = (strEqual(value, "left")   ? ALIGN_LEFT :
11567               strEqual(value, "right")  ? ALIGN_RIGHT :
11568               strEqual(value, "center") ? ALIGN_CENTER :
11569               strEqual(value, "middle") ? ALIGN_CENTER : ALIGN_DEFAULT);
11570   }
11571   else if (strEqual(suffix, ".valign"))
11572   {
11573     result = (strEqual(value, "top")    ? VALIGN_TOP :
11574               strEqual(value, "bottom") ? VALIGN_BOTTOM :
11575               strEqual(value, "middle") ? VALIGN_MIDDLE :
11576               strEqual(value, "center") ? VALIGN_MIDDLE : VALIGN_DEFAULT);
11577   }
11578   else if (strEqual(suffix, ".anim_mode"))
11579   {
11580     result = (string_has_parameter(value, "none")       ? ANIM_NONE :
11581               string_has_parameter(value, "loop")       ? ANIM_LOOP :
11582               string_has_parameter(value, "linear")     ? ANIM_LINEAR :
11583               string_has_parameter(value, "pingpong")   ? ANIM_PINGPONG :
11584               string_has_parameter(value, "pingpong2")  ? ANIM_PINGPONG2 :
11585               string_has_parameter(value, "random")     ? ANIM_RANDOM :
11586               string_has_parameter(value, "random_static") ? ANIM_RANDOM_STATIC :
11587               string_has_parameter(value, "ce_value")   ? ANIM_CE_VALUE :
11588               string_has_parameter(value, "ce_score")   ? ANIM_CE_SCORE :
11589               string_has_parameter(value, "ce_delay")   ? ANIM_CE_DELAY :
11590               string_has_parameter(value, "horizontal") ? ANIM_HORIZONTAL :
11591               string_has_parameter(value, "vertical")   ? ANIM_VERTICAL :
11592               string_has_parameter(value, "centered")   ? ANIM_CENTERED :
11593               string_has_parameter(value, "all")        ? ANIM_ALL :
11594               string_has_parameter(value, "tiled")      ? ANIM_TILED :
11595               ANIM_DEFAULT);
11596
11597     if (string_has_parameter(value, "once"))
11598       result |= ANIM_ONCE;
11599
11600     if (string_has_parameter(value, "reverse"))
11601       result |= ANIM_REVERSE;
11602
11603     if (string_has_parameter(value, "opaque_player"))
11604       result |= ANIM_OPAQUE_PLAYER;
11605
11606     if (string_has_parameter(value, "static_panel"))
11607       result |= ANIM_STATIC_PANEL;
11608   }
11609   else if (strEqual(suffix, ".init_event") ||
11610            strEqual(suffix, ".anim_event"))
11611   {
11612     result = get_anim_parameter_values(value);
11613   }
11614   else if (strEqual(suffix, ".init_delay_action") ||
11615            strEqual(suffix, ".anim_delay_action") ||
11616            strEqual(suffix, ".post_delay_action") ||
11617            strEqual(suffix, ".init_event_action") ||
11618            strEqual(suffix, ".anim_event_action"))
11619   {
11620     result = get_anim_action_parameter_value(value_raw);
11621   }
11622   else if (strEqual(suffix, ".class"))
11623   {
11624     result = (strEqual(value, ARG_UNDEFINED) ? ARG_UNDEFINED_VALUE :
11625               get_hash_from_key(value));
11626   }
11627   else if (strEqual(suffix, ".style"))
11628   {
11629     result = STYLE_DEFAULT;
11630
11631     if (string_has_parameter(value, "accurate_borders"))
11632       result |= STYLE_ACCURATE_BORDERS;
11633
11634     if (string_has_parameter(value, "inner_corners"))
11635       result |= STYLE_INNER_CORNERS;
11636
11637     if (string_has_parameter(value, "reverse"))
11638       result |= STYLE_REVERSE;
11639
11640     if (string_has_parameter(value, "leftmost_position"))
11641       result |= STYLE_LEFTMOST_POSITION;
11642
11643     if (string_has_parameter(value, "block_clicks"))
11644       result |= STYLE_BLOCK;
11645
11646     if (string_has_parameter(value, "passthrough_clicks"))
11647       result |= STYLE_PASSTHROUGH;
11648
11649     if (string_has_parameter(value, "multiple_actions"))
11650       result |= STYLE_MULTIPLE_ACTIONS;
11651   }
11652   else if (strEqual(suffix, ".fade_mode"))
11653   {
11654     result = (string_has_parameter(value, "none")       ? FADE_MODE_NONE :
11655               string_has_parameter(value, "fade")       ? FADE_MODE_FADE :
11656               string_has_parameter(value, "crossfade")  ? FADE_MODE_CROSSFADE :
11657               string_has_parameter(value, "melt")       ? FADE_MODE_MELT :
11658               string_has_parameter(value, "curtain")    ? FADE_MODE_CURTAIN :
11659               FADE_MODE_DEFAULT);
11660   }
11661   else if (strEqual(suffix, ".auto_delay_unit"))
11662   {
11663     result = (string_has_parameter(value, "ms")     ? AUTO_DELAY_UNIT_MS :
11664               string_has_parameter(value, "frames") ? AUTO_DELAY_UNIT_FRAMES :
11665               AUTO_DELAY_UNIT_DEFAULT);
11666   }
11667   else if (strPrefix(suffix, ".font"))          // (may also be ".font_xyz")
11668   {
11669     result = gfx.get_font_from_token_function(value);
11670   }
11671   else          // generic parameter of type integer or boolean
11672   {
11673     result = (strEqual(value, ARG_UNDEFINED) ? ARG_UNDEFINED_VALUE :
11674               type == TYPE_INTEGER ? get_integer_from_string(value) :
11675               type == TYPE_BOOLEAN ? get_boolean_from_string(value) :
11676               ARG_UNDEFINED_VALUE);
11677   }
11678
11679   free(value);
11680
11681   return result;
11682 }
11683
11684 static int get_token_parameter_value(char *token, char *value_raw)
11685 {
11686   char *suffix;
11687
11688   if (token == NULL || value_raw == NULL)
11689     return ARG_UNDEFINED_VALUE;
11690
11691   suffix = strrchr(token, '.');
11692   if (suffix == NULL)
11693     suffix = token;
11694
11695   if (strEqual(suffix, ".element"))
11696     return getElementFromToken(value_raw);
11697
11698   // !!! USE CORRECT VALUE TYPE (currently works also for TYPE_BOOLEAN) !!!
11699   return get_parameter_value(value_raw, suffix, TYPE_INTEGER);
11700 }
11701
11702 void InitMenuDesignSettings_FromHash(SetupFileHash *setup_file_hash,
11703                                      boolean ignore_defaults)
11704 {
11705   int i;
11706
11707   for (i = 0; image_config_vars[i].token != NULL; i++)
11708   {
11709     char *value = getHashEntry(setup_file_hash, image_config_vars[i].token);
11710
11711     // (ignore definitions set to "[DEFAULT]" which are already initialized)
11712     if (ignore_defaults && strEqual(value, ARG_DEFAULT))
11713       continue;
11714
11715     if (value != NULL)
11716       *image_config_vars[i].value =
11717         get_token_parameter_value(image_config_vars[i].token, value);
11718   }
11719 }
11720
11721 void InitMenuDesignSettings_Static(void)
11722 {
11723   // always start with reliable default values from static default config
11724   InitMenuDesignSettings_FromHash(image_config_hash, FALSE);
11725 }
11726
11727 static void InitMenuDesignSettings_SpecialPreProcessing(void)
11728 {
11729   int i;
11730
11731   // the following initializes hierarchical values from static configuration
11732
11733   // special case: initialize "ARG_DEFAULT" values in static default config
11734   // (e.g., initialize "[titlemessage].fade_mode" from "[title].fade_mode")
11735   titlescreen_initial_first_default.fade_mode  =
11736     title_initial_first_default.fade_mode;
11737   titlescreen_initial_first_default.fade_delay =
11738     title_initial_first_default.fade_delay;
11739   titlescreen_initial_first_default.post_delay =
11740     title_initial_first_default.post_delay;
11741   titlescreen_initial_first_default.auto_delay =
11742     title_initial_first_default.auto_delay;
11743   titlescreen_initial_first_default.auto_delay_unit =
11744     title_initial_first_default.auto_delay_unit;
11745   titlescreen_first_default.fade_mode  = title_first_default.fade_mode;
11746   titlescreen_first_default.fade_delay = title_first_default.fade_delay;
11747   titlescreen_first_default.post_delay = title_first_default.post_delay;
11748   titlescreen_first_default.auto_delay = title_first_default.auto_delay;
11749   titlescreen_first_default.auto_delay_unit =
11750     title_first_default.auto_delay_unit;
11751   titlemessage_initial_first_default.fade_mode  =
11752     title_initial_first_default.fade_mode;
11753   titlemessage_initial_first_default.fade_delay =
11754     title_initial_first_default.fade_delay;
11755   titlemessage_initial_first_default.post_delay =
11756     title_initial_first_default.post_delay;
11757   titlemessage_initial_first_default.auto_delay =
11758     title_initial_first_default.auto_delay;
11759   titlemessage_initial_first_default.auto_delay_unit =
11760     title_initial_first_default.auto_delay_unit;
11761   titlemessage_first_default.fade_mode  = title_first_default.fade_mode;
11762   titlemessage_first_default.fade_delay = title_first_default.fade_delay;
11763   titlemessage_first_default.post_delay = title_first_default.post_delay;
11764   titlemessage_first_default.auto_delay = title_first_default.auto_delay;
11765   titlemessage_first_default.auto_delay_unit =
11766     title_first_default.auto_delay_unit;
11767
11768   titlescreen_initial_default.fade_mode  = title_initial_default.fade_mode;
11769   titlescreen_initial_default.fade_delay = title_initial_default.fade_delay;
11770   titlescreen_initial_default.post_delay = title_initial_default.post_delay;
11771   titlescreen_initial_default.auto_delay = title_initial_default.auto_delay;
11772   titlescreen_initial_default.auto_delay_unit =
11773     title_initial_default.auto_delay_unit;
11774   titlescreen_default.fade_mode  = title_default.fade_mode;
11775   titlescreen_default.fade_delay = title_default.fade_delay;
11776   titlescreen_default.post_delay = title_default.post_delay;
11777   titlescreen_default.auto_delay = title_default.auto_delay;
11778   titlescreen_default.auto_delay_unit = title_default.auto_delay_unit;
11779   titlemessage_initial_default.fade_mode  = title_initial_default.fade_mode;
11780   titlemessage_initial_default.fade_delay = title_initial_default.fade_delay;
11781   titlemessage_initial_default.post_delay = title_initial_default.post_delay;
11782   titlemessage_initial_default.auto_delay_unit =
11783     title_initial_default.auto_delay_unit;
11784   titlemessage_default.fade_mode  = title_default.fade_mode;
11785   titlemessage_default.fade_delay = title_default.fade_delay;
11786   titlemessage_default.post_delay = title_default.post_delay;
11787   titlemessage_default.auto_delay = title_default.auto_delay;
11788   titlemessage_default.auto_delay_unit = title_default.auto_delay_unit;
11789
11790   // special case: initialize "ARG_DEFAULT" values in static default config
11791   // (e.g., init "titlemessage_1.fade_mode" from "[titlemessage].fade_mode")
11792   for (i = 0; i < MAX_NUM_TITLE_MESSAGES; i++)
11793   {
11794     titlescreen_initial_first[i] = titlescreen_initial_first_default;
11795     titlescreen_first[i] = titlescreen_first_default;
11796     titlemessage_initial_first[i] = titlemessage_initial_first_default;
11797     titlemessage_first[i] = titlemessage_first_default;
11798
11799     titlescreen_initial[i] = titlescreen_initial_default;
11800     titlescreen[i] = titlescreen_default;
11801     titlemessage_initial[i] = titlemessage_initial_default;
11802     titlemessage[i] = titlemessage_default;
11803   }
11804
11805   // special case: initialize "ARG_DEFAULT" values in static default config
11806   // (eg, init "menu.enter_screen.SCORES.xyz" from "menu.enter_screen.xyz")
11807   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
11808   {
11809     if (i == GFX_SPECIAL_ARG_TITLE)     // title values already initialized
11810       continue;
11811
11812     menu.enter_screen[i] = menu.enter_screen[GFX_SPECIAL_ARG_DEFAULT];
11813     menu.leave_screen[i] = menu.leave_screen[GFX_SPECIAL_ARG_DEFAULT];
11814     menu.next_screen[i]  = menu.next_screen[GFX_SPECIAL_ARG_DEFAULT];
11815   }
11816
11817   // special case: initialize "ARG_DEFAULT" values in static default config
11818   // (eg, init "viewport.door_1.MAIN.xyz" from "viewport.door_1.xyz")
11819   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
11820   {
11821     viewport.window[i]    = viewport.window[GFX_SPECIAL_ARG_DEFAULT];
11822     viewport.playfield[i] = viewport.playfield[GFX_SPECIAL_ARG_DEFAULT];
11823     viewport.door_1[i]    = viewport.door_1[GFX_SPECIAL_ARG_DEFAULT];
11824
11825     if (i == GFX_SPECIAL_ARG_EDITOR)    // editor values already initialized
11826       continue;
11827
11828     viewport.door_2[i] = viewport.door_2[GFX_SPECIAL_ARG_DEFAULT];
11829   }
11830 }
11831
11832 static void InitMenuDesignSettings_SpecialPostProcessing(void)
11833 {
11834   static struct
11835   {
11836     struct XY *dst, *src;
11837   }
11838   game_buttons_xy[] =
11839   {
11840     { &game.button.save,        &game.button.stop       },
11841     { &game.button.pause2,      &game.button.pause      },
11842     { &game.button.load,        &game.button.play       },
11843     { &game.button.undo,        &game.button.stop       },
11844     { &game.button.redo,        &game.button.play       },
11845
11846     { NULL,                     NULL                    }
11847   };
11848   int i, j;
11849
11850   // special case: initialize later added SETUP list size from LEVELS value
11851   if (menu.list_size[GAME_MODE_SETUP] == -1)
11852     menu.list_size[GAME_MODE_SETUP] = menu.list_size[GAME_MODE_LEVELS];
11853
11854   // set default position for snapshot buttons to stop/pause/play buttons
11855   for (i = 0; game_buttons_xy[i].dst != NULL; i++)
11856     if ((*game_buttons_xy[i].dst).x == -1 &&
11857         (*game_buttons_xy[i].dst).y == -1)
11858       *game_buttons_xy[i].dst = *game_buttons_xy[i].src;
11859
11860   // --------------------------------------------------------------------------
11861   // dynamic viewports (including playfield margins, borders and alignments)
11862   // --------------------------------------------------------------------------
11863
11864   // dynamic viewports currently only supported for landscape mode
11865   int display_width  = MAX(video.display_width, video.display_height);
11866   int display_height = MIN(video.display_width, video.display_height);
11867
11868   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
11869   {
11870     struct RectWithBorder *vp_window    = &viewport.window[i];
11871     struct RectWithBorder *vp_playfield = &viewport.playfield[i];
11872     struct RectWithBorder *vp_door_1    = &viewport.door_1[i];
11873     struct RectWithBorder *vp_door_2    = &viewport.door_2[i];
11874     boolean dynamic_window_width     = (vp_window->min_width     != -1);
11875     boolean dynamic_window_height    = (vp_window->min_height    != -1);
11876     boolean dynamic_playfield_width  = (vp_playfield->min_width  != -1);
11877     boolean dynamic_playfield_height = (vp_playfield->min_height != -1);
11878
11879     // adjust window size if min/max width/height is specified
11880
11881     if (vp_window->min_width != -1)
11882     {
11883       int window_width = display_width;
11884
11885       // when using static window height, use aspect ratio of display
11886       if (vp_window->min_height == -1)
11887         window_width = vp_window->height * display_width / display_height;
11888
11889       vp_window->width = MAX(vp_window->min_width, window_width);
11890     }
11891
11892     if (vp_window->min_height != -1)
11893     {
11894       int window_height = display_height;
11895
11896       // when using static window width, use aspect ratio of display
11897       if (vp_window->min_width == -1)
11898         window_height = vp_window->width * display_height / display_width;
11899
11900       vp_window->height = MAX(vp_window->min_height, window_height);
11901     }
11902
11903     if (vp_window->max_width != -1)
11904       vp_window->width = MIN(vp_window->width, vp_window->max_width);
11905
11906     if (vp_window->max_height != -1)
11907       vp_window->height = MIN(vp_window->height, vp_window->max_height);
11908
11909     int playfield_width  = vp_window->width;
11910     int playfield_height = vp_window->height;
11911
11912     // adjust playfield size and position according to specified margins
11913
11914     playfield_width  -= vp_playfield->margin_left;
11915     playfield_width  -= vp_playfield->margin_right;
11916
11917     playfield_height -= vp_playfield->margin_top;
11918     playfield_height -= vp_playfield->margin_bottom;
11919
11920     // adjust playfield size if min/max width/height is specified
11921
11922     if (vp_playfield->min_width != -1)
11923       vp_playfield->width = MAX(vp_playfield->min_width, playfield_width);
11924
11925     if (vp_playfield->min_height != -1)
11926       vp_playfield->height = MAX(vp_playfield->min_height, playfield_height);
11927
11928     if (vp_playfield->max_width != -1)
11929       vp_playfield->width = MIN(vp_playfield->width, vp_playfield->max_width);
11930
11931     if (vp_playfield->max_height != -1)
11932       vp_playfield->height = MIN(vp_playfield->height,vp_playfield->max_height);
11933
11934     // adjust playfield position according to specified alignment
11935
11936     if (vp_playfield->align == ALIGN_LEFT || vp_playfield->x > 0)
11937       vp_playfield->x = ALIGNED_VP_XPOS(vp_playfield);
11938     else if (vp_playfield->align == ALIGN_CENTER)
11939       vp_playfield->x = playfield_width / 2 - vp_playfield->width / 2;
11940     else if (vp_playfield->align == ALIGN_RIGHT)
11941       vp_playfield->x += playfield_width - vp_playfield->width;
11942
11943     if (vp_playfield->valign == VALIGN_TOP || vp_playfield->y > 0)
11944       vp_playfield->y = ALIGNED_VP_YPOS(vp_playfield);
11945     else if (vp_playfield->valign == VALIGN_MIDDLE)
11946       vp_playfield->y = playfield_height / 2 - vp_playfield->height / 2;
11947     else if (vp_playfield->valign == VALIGN_BOTTOM)
11948       vp_playfield->y += playfield_height - vp_playfield->height;
11949
11950     vp_playfield->x += vp_playfield->margin_left;
11951     vp_playfield->y += vp_playfield->margin_top;
11952
11953     // adjust individual playfield borders if only default border is specified
11954
11955     if (vp_playfield->border_left == -1)
11956       vp_playfield->border_left = vp_playfield->border_size;
11957     if (vp_playfield->border_right == -1)
11958       vp_playfield->border_right = vp_playfield->border_size;
11959     if (vp_playfield->border_top == -1)
11960       vp_playfield->border_top = vp_playfield->border_size;
11961     if (vp_playfield->border_bottom == -1)
11962       vp_playfield->border_bottom = vp_playfield->border_size;
11963
11964     // set dynamic playfield borders if borders are specified as undefined
11965     // (but only if window size was dynamic and playfield size was static)
11966
11967     if (dynamic_window_width && !dynamic_playfield_width)
11968     {
11969       if (vp_playfield->border_left == -1)
11970       {
11971         vp_playfield->border_left = (vp_playfield->x -
11972                                      vp_playfield->margin_left);
11973         vp_playfield->x     -= vp_playfield->border_left;
11974         vp_playfield->width += vp_playfield->border_left;
11975       }
11976
11977       if (vp_playfield->border_right == -1)
11978       {
11979         vp_playfield->border_right = (vp_window->width -
11980                                       vp_playfield->x -
11981                                       vp_playfield->width -
11982                                       vp_playfield->margin_right);
11983         vp_playfield->width += vp_playfield->border_right;
11984       }
11985     }
11986
11987     if (dynamic_window_height && !dynamic_playfield_height)
11988     {
11989       if (vp_playfield->border_top == -1)
11990       {
11991         vp_playfield->border_top = (vp_playfield->y -
11992                                     vp_playfield->margin_top);
11993         vp_playfield->y      -= vp_playfield->border_top;
11994         vp_playfield->height += vp_playfield->border_top;
11995       }
11996
11997       if (vp_playfield->border_bottom == -1)
11998       {
11999         vp_playfield->border_bottom = (vp_window->height -
12000                                        vp_playfield->y -
12001                                        vp_playfield->height -
12002                                        vp_playfield->margin_bottom);
12003         vp_playfield->height += vp_playfield->border_bottom;
12004       }
12005     }
12006
12007     // adjust playfield size to be a multiple of a defined alignment tile size
12008
12009     int align_size = vp_playfield->align_size;
12010     int playfield_xtiles = vp_playfield->width  / align_size;
12011     int playfield_ytiles = vp_playfield->height / align_size;
12012     int playfield_width_corrected  = playfield_xtiles * align_size;
12013     int playfield_height_corrected = playfield_ytiles * align_size;
12014     boolean is_playfield_mode = (i == GFX_SPECIAL_ARG_PLAYING ||
12015                                  i == GFX_SPECIAL_ARG_EDITOR);
12016
12017     if (is_playfield_mode &&
12018         dynamic_playfield_width &&
12019         vp_playfield->width != playfield_width_corrected)
12020     {
12021       int playfield_xdiff = vp_playfield->width - playfield_width_corrected;
12022
12023       vp_playfield->width = playfield_width_corrected;
12024
12025       if (vp_playfield->align == ALIGN_LEFT)
12026       {
12027         vp_playfield->border_left += playfield_xdiff;
12028       }
12029       else if (vp_playfield->align == ALIGN_RIGHT)
12030       {
12031         vp_playfield->border_right += playfield_xdiff;
12032       }
12033       else if (vp_playfield->align == ALIGN_CENTER)
12034       {
12035         int border_left_diff  = playfield_xdiff / 2;
12036         int border_right_diff = playfield_xdiff - border_left_diff;
12037
12038         vp_playfield->border_left  += border_left_diff;
12039         vp_playfield->border_right += border_right_diff;
12040       }
12041     }
12042
12043     if (is_playfield_mode &&
12044         dynamic_playfield_height &&
12045         vp_playfield->height != playfield_height_corrected)
12046     {
12047       int playfield_ydiff = vp_playfield->height - playfield_height_corrected;
12048
12049       vp_playfield->height = playfield_height_corrected;
12050
12051       if (vp_playfield->valign == VALIGN_TOP)
12052       {
12053         vp_playfield->border_top += playfield_ydiff;
12054       }
12055       else if (vp_playfield->align == VALIGN_BOTTOM)
12056       {
12057         vp_playfield->border_right += playfield_ydiff;
12058       }
12059       else if (vp_playfield->align == VALIGN_MIDDLE)
12060       {
12061         int border_top_diff    = playfield_ydiff / 2;
12062         int border_bottom_diff = playfield_ydiff - border_top_diff;
12063
12064         vp_playfield->border_top    += border_top_diff;
12065         vp_playfield->border_bottom += border_bottom_diff;
12066       }
12067     }
12068
12069     // adjust door positions according to specified alignment
12070
12071     for (j = 0; j < 2; j++)
12072     {
12073       struct RectWithBorder *vp_door = (j == 0 ? vp_door_1 : vp_door_2);
12074
12075       if (vp_door->align == ALIGN_LEFT || vp_door->x > 0)
12076         vp_door->x = ALIGNED_VP_XPOS(vp_door);
12077       else if (vp_door->align == ALIGN_CENTER)
12078         vp_door->x = vp_window->width / 2 - vp_door->width / 2;
12079       else if (vp_door->align == ALIGN_RIGHT)
12080         vp_door->x += vp_window->width - vp_door->width;
12081
12082       if (vp_door->valign == VALIGN_TOP || vp_door->y > 0)
12083         vp_door->y = ALIGNED_VP_YPOS(vp_door);
12084       else if (vp_door->valign == VALIGN_MIDDLE)
12085         vp_door->y = vp_window->height / 2 - vp_door->height / 2;
12086       else if (vp_door->valign == VALIGN_BOTTOM)
12087         vp_door->y += vp_window->height - vp_door->height;
12088     }
12089   }
12090 }
12091
12092 static void InitMenuDesignSettings_SpecialPostProcessing_AfterGraphics(void)
12093 {
12094   static struct
12095   {
12096     struct XYTileSize *dst, *src;
12097     int graphic;
12098   }
12099   editor_buttons_xy[] =
12100   {
12101     {
12102       &editor.button.element_left,      &editor.palette.element_left,
12103       IMG_GFX_EDITOR_BUTTON_ELEMENT_LEFT
12104     },
12105     {
12106       &editor.button.element_middle,    &editor.palette.element_middle,
12107       IMG_GFX_EDITOR_BUTTON_ELEMENT_MIDDLE
12108     },
12109     {
12110       &editor.button.element_right,     &editor.palette.element_right,
12111       IMG_GFX_EDITOR_BUTTON_ELEMENT_RIGHT
12112     },
12113
12114     { NULL,                     NULL                    }
12115   };
12116   int i;
12117
12118   // set default position for element buttons to element graphics
12119   for (i = 0; editor_buttons_xy[i].dst != NULL; i++)
12120   {
12121     if ((*editor_buttons_xy[i].dst).x == -1 &&
12122         (*editor_buttons_xy[i].dst).y == -1)
12123     {
12124       struct GraphicInfo *gd = &graphic_info[editor_buttons_xy[i].graphic];
12125
12126       gd->width = gd->height = editor_buttons_xy[i].src->tile_size;
12127
12128       *editor_buttons_xy[i].dst = *editor_buttons_xy[i].src;
12129     }
12130   }
12131
12132   // adjust editor palette rows and columns if specified to be dynamic
12133
12134   if (editor.palette.cols == -1)
12135   {
12136     int vp_width = viewport.playfield[GFX_SPECIAL_ARG_EDITOR].width;
12137     int bt_width = graphic_info[IMG_EDITOR_PALETTE_BUTTON].width;
12138     int sc_width = graphic_info[IMG_EDITOR_PALETTE_SCROLLBAR].width;
12139
12140     editor.palette.cols = (vp_width - sc_width) / bt_width;
12141
12142     if (editor.palette.x == -1)
12143     {
12144       int palette_width = editor.palette.cols * bt_width + sc_width;
12145
12146       editor.palette.x = (vp_width - palette_width) / 2;
12147     }
12148   }
12149
12150   if (editor.palette.rows == -1)
12151   {
12152     int vp_height = viewport.playfield[GFX_SPECIAL_ARG_EDITOR].height;
12153     int bt_height = graphic_info[IMG_EDITOR_PALETTE_BUTTON].height;
12154     int tx_height = getFontHeight(FONT_TEXT_2);
12155
12156     editor.palette.rows = (vp_height - tx_height) / bt_height;
12157
12158     if (editor.palette.y == -1)
12159     {
12160       int palette_height = editor.palette.rows * bt_height + tx_height;
12161
12162       editor.palette.y = (vp_height - palette_height) / 2;
12163     }
12164   }
12165 }
12166
12167 static void LoadMenuDesignSettingsFromFilename(char *filename)
12168 {
12169   static struct TitleFadingInfo tfi;
12170   static struct TitleMessageInfo tmi;
12171   static struct TokenInfo title_tokens[] =
12172   {
12173     { TYPE_INTEGER,     &tfi.fade_mode,         ".fade_mode"            },
12174     { TYPE_INTEGER,     &tfi.fade_delay,        ".fade_delay"           },
12175     { TYPE_INTEGER,     &tfi.post_delay,        ".post_delay"           },
12176     { TYPE_INTEGER,     &tfi.auto_delay,        ".auto_delay"           },
12177     { TYPE_INTEGER,     &tfi.auto_delay_unit,   ".auto_delay_unit"      },
12178
12179     { -1,               NULL,                   NULL                    }
12180   };
12181   static struct TokenInfo titlemessage_tokens[] =
12182   {
12183     { TYPE_INTEGER,     &tmi.x,                 ".x"                    },
12184     { TYPE_INTEGER,     &tmi.y,                 ".y"                    },
12185     { TYPE_INTEGER,     &tmi.width,             ".width"                },
12186     { TYPE_INTEGER,     &tmi.height,            ".height"               },
12187     { TYPE_INTEGER,     &tmi.chars,             ".chars"                },
12188     { TYPE_INTEGER,     &tmi.lines,             ".lines"                },
12189     { TYPE_INTEGER,     &tmi.align,             ".align"                },
12190     { TYPE_INTEGER,     &tmi.valign,            ".valign"               },
12191     { TYPE_INTEGER,     &tmi.font,              ".font"                 },
12192     { TYPE_BOOLEAN,     &tmi.autowrap,          ".autowrap"             },
12193     { TYPE_BOOLEAN,     &tmi.centered,          ".centered"             },
12194     { TYPE_BOOLEAN,     &tmi.parse_comments,    ".parse_comments"       },
12195     { TYPE_INTEGER,     &tmi.sort_priority,     ".sort_priority"        },
12196     { TYPE_INTEGER,     &tmi.fade_mode,         ".fade_mode"            },
12197     { TYPE_INTEGER,     &tmi.fade_delay,        ".fade_delay"           },
12198     { TYPE_INTEGER,     &tmi.post_delay,        ".post_delay"           },
12199     { TYPE_INTEGER,     &tmi.auto_delay,        ".auto_delay"           },
12200     { TYPE_INTEGER,     &tmi.auto_delay_unit,   ".auto_delay_unit"      },
12201
12202     { -1,               NULL,                   NULL                    }
12203   };
12204   static struct
12205   {
12206     struct TitleFadingInfo *info;
12207     char *text;
12208   }
12209   title_info[] =
12210   {
12211     // initialize first titles from "enter screen" definitions, if defined
12212     { &title_initial_first_default,     "menu.enter_screen.TITLE"       },
12213     { &title_first_default,             "menu.enter_screen.TITLE"       },
12214
12215     // initialize title screens from "next screen" definitions, if defined
12216     { &title_initial_default,           "menu.next_screen.TITLE"        },
12217     { &title_default,                   "menu.next_screen.TITLE"        },
12218
12219     { NULL,                             NULL                            }
12220   };
12221   static struct
12222   {
12223     struct TitleMessageInfo *array;
12224     char *text;
12225   }
12226   titlemessage_arrays[] =
12227   {
12228     // initialize first titles from "enter screen" definitions, if defined
12229     { titlescreen_initial_first,        "menu.enter_screen.TITLE"       },
12230     { titlescreen_first,                "menu.enter_screen.TITLE"       },
12231     { titlemessage_initial_first,       "menu.enter_screen.TITLE"       },
12232     { titlemessage_first,               "menu.enter_screen.TITLE"       },
12233
12234     // initialize titles from "next screen" definitions, if defined
12235     { titlescreen_initial,              "menu.next_screen.TITLE"        },
12236     { titlescreen,                      "menu.next_screen.TITLE"        },
12237     { titlemessage_initial,             "menu.next_screen.TITLE"        },
12238     { titlemessage,                     "menu.next_screen.TITLE"        },
12239
12240     // overwrite titles with title definitions, if defined
12241     { titlescreen_initial_first,        "[title_initial]"               },
12242     { titlescreen_first,                "[title]"                       },
12243     { titlemessage_initial_first,       "[title_initial]"               },
12244     { titlemessage_first,               "[title]"                       },
12245
12246     { titlescreen_initial,              "[title_initial]"               },
12247     { titlescreen,                      "[title]"                       },
12248     { titlemessage_initial,             "[title_initial]"               },
12249     { titlemessage,                     "[title]"                       },
12250
12251     // overwrite titles with title screen/message definitions, if defined
12252     { titlescreen_initial_first,        "[titlescreen_initial]"         },
12253     { titlescreen_first,                "[titlescreen]"                 },
12254     { titlemessage_initial_first,       "[titlemessage_initial]"        },
12255     { titlemessage_first,               "[titlemessage]"                },
12256
12257     { titlescreen_initial,              "[titlescreen_initial]"         },
12258     { titlescreen,                      "[titlescreen]"                 },
12259     { titlemessage_initial,             "[titlemessage_initial]"        },
12260     { titlemessage,                     "[titlemessage]"                },
12261
12262     { NULL,                             NULL                            }
12263   };
12264   SetupFileHash *setup_file_hash;
12265   int i, j, k;
12266
12267   if ((setup_file_hash = loadSetupFileHash(filename)) == NULL)
12268     return;
12269
12270   // the following initializes hierarchical values from dynamic configuration
12271
12272   // special case: initialize with default values that may be overwritten
12273   // (e.g., init "menu.draw_xoffset.INFO" from "menu.draw_xoffset")
12274   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
12275   {
12276     struct TokenIntPtrInfo menu_config[] =
12277     {
12278       { "menu.draw_xoffset",    &menu.draw_xoffset[i]   },
12279       { "menu.draw_yoffset",    &menu.draw_yoffset[i]   },
12280       { "menu.list_size",       &menu.list_size[i]      }
12281     };
12282
12283     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12284     {
12285       char *token = menu_config[j].token;
12286       char *value = getHashEntry(setup_file_hash, token);
12287
12288       if (value != NULL)
12289         *menu_config[j].value = get_integer_from_string(value);
12290     }
12291   }
12292
12293   // special case: initialize with default values that may be overwritten
12294   // (eg, init "menu.draw_xoffset.INFO[XXX]" from "menu.draw_xoffset.INFO")
12295   for (i = 0; i < NUM_SPECIAL_GFX_INFO_ARGS; i++)
12296   {
12297     struct TokenIntPtrInfo menu_config[] =
12298     {
12299       { "menu.draw_xoffset.INFO",       &menu.draw_xoffset_info[i]      },
12300       { "menu.draw_yoffset.INFO",       &menu.draw_yoffset_info[i]      },
12301       { "menu.list_size.INFO",          &menu.list_size_info[i]         }
12302     };
12303
12304     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12305     {
12306       char *token = menu_config[j].token;
12307       char *value = getHashEntry(setup_file_hash, token);
12308
12309       if (value != NULL)
12310         *menu_config[j].value = get_integer_from_string(value);
12311     }
12312   }
12313
12314   // special case: initialize with default values that may be overwritten
12315   // (eg, init "menu.draw_xoffset.SETUP[XXX]" from "menu.draw_xoffset.SETUP")
12316   for (i = 0; i < NUM_SPECIAL_GFX_SETUP_ARGS; i++)
12317   {
12318     struct TokenIntPtrInfo menu_config[] =
12319     {
12320       { "menu.draw_xoffset.SETUP",      &menu.draw_xoffset_setup[i]     },
12321       { "menu.draw_yoffset.SETUP",      &menu.draw_yoffset_setup[i]     }
12322     };
12323
12324     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12325     {
12326       char *token = menu_config[j].token;
12327       char *value = getHashEntry(setup_file_hash, token);
12328
12329       if (value != NULL)
12330         *menu_config[j].value = get_integer_from_string(value);
12331     }
12332   }
12333
12334   // special case: initialize with default values that may be overwritten
12335   // (eg, init "menu.line_spacing.INFO[XXX]" from "menu.line_spacing.INFO")
12336   for (i = 0; i < NUM_SPECIAL_GFX_INFO_ARGS; i++)
12337   {
12338     struct TokenIntPtrInfo menu_config[] =
12339     {
12340       { "menu.left_spacing.INFO",       &menu.left_spacing_info[i]      },
12341       { "menu.right_spacing.INFO",      &menu.right_spacing_info[i]     },
12342       { "menu.top_spacing.INFO",        &menu.top_spacing_info[i]       },
12343       { "menu.bottom_spacing.INFO",     &menu.bottom_spacing_info[i]    },
12344       { "menu.paragraph_spacing.INFO",  &menu.paragraph_spacing_info[i] },
12345       { "menu.headline1_spacing.INFO",  &menu.headline1_spacing_info[i] },
12346       { "menu.headline2_spacing.INFO",  &menu.headline2_spacing_info[i] },
12347       { "menu.line_spacing.INFO",       &menu.line_spacing_info[i]      },
12348       { "menu.extra_spacing.INFO",      &menu.extra_spacing_info[i]     },
12349     };
12350
12351     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12352     {
12353       char *token = menu_config[j].token;
12354       char *value = getHashEntry(setup_file_hash, token);
12355
12356       if (value != NULL)
12357         *menu_config[j].value = get_integer_from_string(value);
12358     }
12359   }
12360
12361   // special case: initialize with default values that may be overwritten
12362   // (eg, init "menu.enter_screen.SCORES.xyz" from "menu.enter_screen.xyz")
12363   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
12364   {
12365     struct TokenIntPtrInfo menu_config[] =
12366     {
12367       { "menu.enter_screen.fade_mode",  &menu.enter_screen[i].fade_mode  },
12368       { "menu.enter_screen.fade_delay", &menu.enter_screen[i].fade_delay },
12369       { "menu.enter_screen.post_delay", &menu.enter_screen[i].post_delay },
12370       { "menu.leave_screen.fade_mode",  &menu.leave_screen[i].fade_mode  },
12371       { "menu.leave_screen.fade_delay", &menu.leave_screen[i].fade_delay },
12372       { "menu.leave_screen.post_delay", &menu.leave_screen[i].post_delay },
12373       { "menu.next_screen.fade_mode",   &menu.next_screen[i].fade_mode   },
12374       { "menu.next_screen.fade_delay",  &menu.next_screen[i].fade_delay  },
12375       { "menu.next_screen.post_delay",  &menu.next_screen[i].post_delay  }
12376     };
12377
12378     for (j = 0; j < ARRAY_SIZE(menu_config); j++)
12379     {
12380       char *token = menu_config[j].token;
12381       char *value = getHashEntry(setup_file_hash, token);
12382
12383       if (value != NULL)
12384         *menu_config[j].value = get_token_parameter_value(token, value);
12385     }
12386   }
12387
12388   // special case: initialize with default values that may be overwritten
12389   // (eg, init "viewport.door_1.MAIN.xyz" from "viewport.door_1.xyz")
12390   for (i = 0; i < NUM_SPECIAL_GFX_ARGS; i++)
12391   {
12392     struct
12393     {
12394       char *token_prefix;
12395       struct RectWithBorder *struct_ptr;
12396     }
12397     vp_struct[] =
12398     {
12399       { "viewport.window",      &viewport.window[i]     },
12400       { "viewport.playfield",   &viewport.playfield[i]  },
12401       { "viewport.door_1",      &viewport.door_1[i]     },
12402       { "viewport.door_2",      &viewport.door_2[i]     }
12403     };
12404
12405     for (j = 0; j < ARRAY_SIZE(vp_struct); j++)
12406     {
12407       struct TokenIntPtrInfo vp_config[] =
12408       {
12409         { ".x",                 &vp_struct[j].struct_ptr->x             },
12410         { ".y",                 &vp_struct[j].struct_ptr->y             },
12411         { ".width",             &vp_struct[j].struct_ptr->width         },
12412         { ".height",            &vp_struct[j].struct_ptr->height        },
12413         { ".min_width",         &vp_struct[j].struct_ptr->min_width     },
12414         { ".min_height",        &vp_struct[j].struct_ptr->min_height    },
12415         { ".max_width",         &vp_struct[j].struct_ptr->max_width     },
12416         { ".max_height",        &vp_struct[j].struct_ptr->max_height    },
12417         { ".margin_left",       &vp_struct[j].struct_ptr->margin_left   },
12418         { ".margin_right",      &vp_struct[j].struct_ptr->margin_right  },
12419         { ".margin_top",        &vp_struct[j].struct_ptr->margin_top    },
12420         { ".margin_bottom",     &vp_struct[j].struct_ptr->margin_bottom },
12421         { ".border_left",       &vp_struct[j].struct_ptr->border_left   },
12422         { ".border_right",      &vp_struct[j].struct_ptr->border_right  },
12423         { ".border_top",        &vp_struct[j].struct_ptr->border_top    },
12424         { ".border_bottom",     &vp_struct[j].struct_ptr->border_bottom },
12425         { ".border_size",       &vp_struct[j].struct_ptr->border_size   },
12426         { ".align_size",        &vp_struct[j].struct_ptr->align_size    },
12427         { ".align",             &vp_struct[j].struct_ptr->align         },
12428         { ".valign",            &vp_struct[j].struct_ptr->valign        }
12429       };
12430
12431       for (k = 0; k < ARRAY_SIZE(vp_config); k++)
12432       {
12433         char *token = getStringCat2(vp_struct[j].token_prefix,
12434                                     vp_config[k].token);
12435         char *value = getHashEntry(setup_file_hash, token);
12436
12437         if (value != NULL)
12438           *vp_config[k].value = get_token_parameter_value(token, value);
12439
12440         free(token);
12441       }
12442     }
12443   }
12444
12445   // special case: initialize with default values that may be overwritten
12446   // (e.g., init "[title].fade_mode" from "menu.next_screen.TITLE.fade_mode")
12447   for (i = 0; title_info[i].info != NULL; i++)
12448   {
12449     struct TitleFadingInfo *info = title_info[i].info;
12450     char *base_token = title_info[i].text;
12451
12452     for (j = 0; title_tokens[j].type != -1; j++)
12453     {
12454       char *token = getStringCat2(base_token, title_tokens[j].text);
12455       char *value = getHashEntry(setup_file_hash, token);
12456
12457       if (value != NULL)
12458       {
12459         int parameter_value = get_token_parameter_value(token, value);
12460
12461         tfi = *info;
12462
12463         *(int *)title_tokens[j].value = (int)parameter_value;
12464
12465         *info = tfi;
12466       }
12467
12468       free(token);
12469     }
12470   }
12471
12472   // special case: initialize with default values that may be overwritten
12473   // (e.g., init "titlemessage_1.fade_mode" from "[titlemessage].fade_mode")
12474   for (i = 0; titlemessage_arrays[i].array != NULL; i++)
12475   {
12476     struct TitleMessageInfo *array = titlemessage_arrays[i].array;
12477     char *base_token = titlemessage_arrays[i].text;
12478
12479     for (j = 0; titlemessage_tokens[j].type != -1; j++)
12480     {
12481       char *token = getStringCat2(base_token, titlemessage_tokens[j].text);
12482       char *value = getHashEntry(setup_file_hash, token);
12483
12484       if (value != NULL)
12485       {
12486         int parameter_value = get_token_parameter_value(token, value);
12487
12488         for (k = 0; k < MAX_NUM_TITLE_MESSAGES; k++)
12489         {
12490           tmi = array[k];
12491
12492           if (titlemessage_tokens[j].type == TYPE_INTEGER)
12493             *(int     *)titlemessage_tokens[j].value = (int)parameter_value;
12494           else
12495             *(boolean *)titlemessage_tokens[j].value = (boolean)parameter_value;
12496
12497           array[k] = tmi;
12498         }
12499       }
12500
12501       free(token);
12502     }
12503   }
12504
12505   // special case: check if network and preview player positions are redefined,
12506   // to compare this later against the main menu level preview being redefined
12507   struct TokenIntPtrInfo menu_config_players[] =
12508   {
12509     { "main.network_players.x", &menu.main.network_players.redefined    },
12510     { "main.network_players.y", &menu.main.network_players.redefined    },
12511     { "main.preview_players.x", &menu.main.preview_players.redefined    },
12512     { "main.preview_players.y", &menu.main.preview_players.redefined    },
12513     { "preview.x",              &preview.redefined                      },
12514     { "preview.y",              &preview.redefined                      }
12515   };
12516
12517   for (i = 0; i < ARRAY_SIZE(menu_config_players); i++)
12518     *menu_config_players[i].value = FALSE;
12519
12520   for (i = 0; i < ARRAY_SIZE(menu_config_players); i++)
12521     if (getHashEntry(setup_file_hash, menu_config_players[i].token) != NULL)
12522       *menu_config_players[i].value = TRUE;
12523
12524   // read (and overwrite with) values that may be specified in config file
12525   InitMenuDesignSettings_FromHash(setup_file_hash, TRUE);
12526
12527   freeSetupFileHash(setup_file_hash);
12528 }
12529
12530 void LoadMenuDesignSettings(void)
12531 {
12532   char *filename_base = UNDEFINED_FILENAME, *filename_local;
12533
12534   InitMenuDesignSettings_Static();
12535   InitMenuDesignSettings_SpecialPreProcessing();
12536
12537   if (!GFX_OVERRIDE_ARTWORK(ARTWORK_TYPE_GRAPHICS))
12538   {
12539     // first look for special settings configured in level series config
12540     filename_base = getCustomArtworkLevelConfigFilename(ARTWORK_TYPE_GRAPHICS);
12541
12542     if (fileExists(filename_base))
12543       LoadMenuDesignSettingsFromFilename(filename_base);
12544   }
12545
12546   filename_local = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS);
12547
12548   if (filename_local != NULL && !strEqual(filename_base, filename_local))
12549     LoadMenuDesignSettingsFromFilename(filename_local);
12550
12551   InitMenuDesignSettings_SpecialPostProcessing();
12552 }
12553
12554 void LoadMenuDesignSettings_AfterGraphics(void)
12555 {
12556   InitMenuDesignSettings_SpecialPostProcessing_AfterGraphics();
12557 }
12558
12559 void LoadUserDefinedEditorElementList(int **elements, int *num_elements)
12560 {
12561   char *filename = getEditorSetupFilename();
12562   SetupFileList *setup_file_list, *list;
12563   SetupFileHash *element_hash;
12564   int num_unknown_tokens = 0;
12565   int i;
12566
12567   if ((setup_file_list = loadSetupFileList(filename)) == NULL)
12568     return;
12569
12570   element_hash = newSetupFileHash();
12571
12572   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
12573     setHashEntry(element_hash, element_info[i].token_name, i_to_a(i));
12574
12575   // determined size may be larger than needed (due to unknown elements)
12576   *num_elements = 0;
12577   for (list = setup_file_list; list != NULL; list = list->next)
12578     (*num_elements)++;
12579
12580   // add space for up to 3 more elements for padding that may be needed
12581   *num_elements += 3;
12582
12583   // free memory for old list of elements, if needed
12584   checked_free(*elements);
12585
12586   // allocate memory for new list of elements
12587   *elements = checked_malloc(*num_elements * sizeof(int));
12588
12589   *num_elements = 0;
12590   for (list = setup_file_list; list != NULL; list = list->next)
12591   {
12592     char *value = getHashEntry(element_hash, list->token);
12593
12594     if (value == NULL)          // try to find obsolete token mapping
12595     {
12596       char *mapped_token = get_mapped_token(list->token);
12597
12598       if (mapped_token != NULL)
12599       {
12600         value = getHashEntry(element_hash, mapped_token);
12601
12602         free(mapped_token);
12603       }
12604     }
12605
12606     if (value != NULL)
12607     {
12608       (*elements)[(*num_elements)++] = atoi(value);
12609     }
12610     else
12611     {
12612       if (num_unknown_tokens == 0)
12613       {
12614         Warn("---");
12615         Warn("unknown token(s) found in config file:");
12616         Warn("- config file: '%s'", filename);
12617
12618         num_unknown_tokens++;
12619       }
12620
12621       Warn("- token: '%s'", list->token);
12622     }
12623   }
12624
12625   if (num_unknown_tokens > 0)
12626     Warn("---");
12627
12628   while (*num_elements % 4)     // pad with empty elements, if needed
12629     (*elements)[(*num_elements)++] = EL_EMPTY;
12630
12631   freeSetupFileList(setup_file_list);
12632   freeSetupFileHash(element_hash);
12633
12634 #if 0
12635   for (i = 0; i < *num_elements; i++)
12636     Debug("editor", "element '%s' [%d]\n",
12637           element_info[(*elements)[i]].token_name, (*elements)[i]);
12638 #endif
12639 }
12640
12641 static struct MusicFileInfo *get_music_file_info_ext(char *basename, int music,
12642                                                      boolean is_sound)
12643 {
12644   SetupFileHash *setup_file_hash = NULL;
12645   struct MusicFileInfo tmp_music_file_info, *new_music_file_info;
12646   char *filename_music, *filename_prefix, *filename_info;
12647   struct
12648   {
12649     char *token;
12650     char **value_ptr;
12651   }
12652   token_to_value_ptr[] =
12653   {
12654     { "title_header",   &tmp_music_file_info.title_header       },
12655     { "artist_header",  &tmp_music_file_info.artist_header      },
12656     { "album_header",   &tmp_music_file_info.album_header       },
12657     { "year_header",    &tmp_music_file_info.year_header        },
12658
12659     { "title",          &tmp_music_file_info.title              },
12660     { "artist",         &tmp_music_file_info.artist             },
12661     { "album",          &tmp_music_file_info.album              },
12662     { "year",           &tmp_music_file_info.year               },
12663
12664     { NULL,             NULL                                    },
12665   };
12666   int i;
12667
12668   filename_music = (is_sound ? getCustomSoundFilename(basename) :
12669                     getCustomMusicFilename(basename));
12670
12671   if (filename_music == NULL)
12672     return NULL;
12673
12674   // ---------- try to replace file extension ----------
12675
12676   filename_prefix = getStringCopy(filename_music);
12677   if (strrchr(filename_prefix, '.') != NULL)
12678     *strrchr(filename_prefix, '.') = '\0';
12679   filename_info = getStringCat2(filename_prefix, ".txt");
12680
12681   if (fileExists(filename_info))
12682     setup_file_hash = loadSetupFileHash(filename_info);
12683
12684   free(filename_prefix);
12685   free(filename_info);
12686
12687   if (setup_file_hash == NULL)
12688   {
12689     // ---------- try to add file extension ----------
12690
12691     filename_prefix = getStringCopy(filename_music);
12692     filename_info = getStringCat2(filename_prefix, ".txt");
12693
12694     if (fileExists(filename_info))
12695       setup_file_hash = loadSetupFileHash(filename_info);
12696
12697     free(filename_prefix);
12698     free(filename_info);
12699   }
12700
12701   if (setup_file_hash == NULL)
12702     return NULL;
12703
12704   // ---------- music file info found ----------
12705
12706   clear_mem(&tmp_music_file_info, sizeof(struct MusicFileInfo));
12707
12708   for (i = 0; token_to_value_ptr[i].token != NULL; i++)
12709   {
12710     char *value = getHashEntry(setup_file_hash, token_to_value_ptr[i].token);
12711
12712     *token_to_value_ptr[i].value_ptr =
12713       getStringCopy(value != NULL && *value != '\0' ? value : UNKNOWN_NAME);
12714   }
12715
12716   tmp_music_file_info.basename = getStringCopy(basename);
12717   tmp_music_file_info.music = music;
12718   tmp_music_file_info.is_sound = is_sound;
12719
12720   new_music_file_info = checked_malloc(sizeof(struct MusicFileInfo));
12721   *new_music_file_info = tmp_music_file_info;
12722
12723   return new_music_file_info;
12724 }
12725
12726 static struct MusicFileInfo *get_music_file_info(char *basename, int music)
12727 {
12728   return get_music_file_info_ext(basename, music, FALSE);
12729 }
12730
12731 static struct MusicFileInfo *get_sound_file_info(char *basename, int sound)
12732 {
12733   return get_music_file_info_ext(basename, sound, TRUE);
12734 }
12735
12736 static boolean music_info_listed_ext(struct MusicFileInfo *list,
12737                                      char *basename, boolean is_sound)
12738 {
12739   for (; list != NULL; list = list->next)
12740     if (list->is_sound == is_sound && strEqual(list->basename, basename))
12741       return TRUE;
12742
12743   return FALSE;
12744 }
12745
12746 static boolean music_info_listed(struct MusicFileInfo *list, char *basename)
12747 {
12748   return music_info_listed_ext(list, basename, FALSE);
12749 }
12750
12751 static boolean sound_info_listed(struct MusicFileInfo *list, char *basename)
12752 {
12753   return music_info_listed_ext(list, basename, TRUE);
12754 }
12755
12756 void LoadMusicInfo(void)
12757 {
12758   char *music_directory = getCustomMusicDirectory();
12759   int num_music = getMusicListSize();
12760   int num_music_noconf = 0;
12761   int num_sounds = getSoundListSize();
12762   Directory *dir;
12763   DirectoryEntry *dir_entry;
12764   struct FileInfo *music, *sound;
12765   struct MusicFileInfo *next, **new;
12766   int i;
12767
12768   while (music_file_info != NULL)
12769   {
12770     next = music_file_info->next;
12771
12772     checked_free(music_file_info->basename);
12773
12774     checked_free(music_file_info->title_header);
12775     checked_free(music_file_info->artist_header);
12776     checked_free(music_file_info->album_header);
12777     checked_free(music_file_info->year_header);
12778
12779     checked_free(music_file_info->title);
12780     checked_free(music_file_info->artist);
12781     checked_free(music_file_info->album);
12782     checked_free(music_file_info->year);
12783
12784     free(music_file_info);
12785
12786     music_file_info = next;
12787   }
12788
12789   new = &music_file_info;
12790
12791   for (i = 0; i < num_music; i++)
12792   {
12793     music = getMusicListEntry(i);
12794
12795     if (music->filename == NULL)
12796       continue;
12797
12798     if (strEqual(music->filename, UNDEFINED_FILENAME))
12799       continue;
12800
12801     // a configured file may be not recognized as music
12802     if (!FileIsMusic(music->filename))
12803       continue;
12804
12805     if (!music_info_listed(music_file_info, music->filename))
12806     {
12807       *new = get_music_file_info(music->filename, i);
12808
12809       if (*new != NULL)
12810         new = &(*new)->next;
12811     }
12812   }
12813
12814   if ((dir = openDirectory(music_directory)) == NULL)
12815   {
12816     Warn("cannot read music directory '%s'", music_directory);
12817
12818     return;
12819   }
12820
12821   while ((dir_entry = readDirectory(dir)) != NULL)      // loop all entries
12822   {
12823     char *basename = dir_entry->basename;
12824     boolean music_already_used = FALSE;
12825     int i;
12826
12827     // skip all music files that are configured in music config file
12828     for (i = 0; i < num_music; i++)
12829     {
12830       music = getMusicListEntry(i);
12831
12832       if (music->filename == NULL)
12833         continue;
12834
12835       if (strEqual(basename, music->filename))
12836       {
12837         music_already_used = TRUE;
12838         break;
12839       }
12840     }
12841
12842     if (music_already_used)
12843       continue;
12844
12845     if (!FileIsMusic(dir_entry->filename))
12846       continue;
12847
12848     if (!music_info_listed(music_file_info, basename))
12849     {
12850       *new = get_music_file_info(basename, MAP_NOCONF_MUSIC(num_music_noconf));
12851
12852       if (*new != NULL)
12853         new = &(*new)->next;
12854     }
12855
12856     num_music_noconf++;
12857   }
12858
12859   closeDirectory(dir);
12860
12861   for (i = 0; i < num_sounds; i++)
12862   {
12863     sound = getSoundListEntry(i);
12864
12865     if (sound->filename == NULL)
12866       continue;
12867
12868     if (strEqual(sound->filename, UNDEFINED_FILENAME))
12869       continue;
12870
12871     // a configured file may be not recognized as sound
12872     if (!FileIsSound(sound->filename))
12873       continue;
12874
12875     if (!sound_info_listed(music_file_info, sound->filename))
12876     {
12877       *new = get_sound_file_info(sound->filename, i);
12878       if (*new != NULL)
12879         new = &(*new)->next;
12880     }
12881   }
12882
12883   // add pointers to previous list nodes
12884
12885   struct MusicFileInfo *node = music_file_info;
12886
12887   while (node != NULL)
12888   {
12889     if (node->next)
12890       node->next->prev = node;
12891
12892     node = node->next;
12893   }
12894 }
12895
12896 static void add_helpanim_entry(int element, int action, int direction,
12897                                int delay, int *num_list_entries)
12898 {
12899   struct HelpAnimInfo *new_list_entry;
12900   (*num_list_entries)++;
12901
12902   helpanim_info =
12903     checked_realloc(helpanim_info,
12904                     *num_list_entries * sizeof(struct HelpAnimInfo));
12905   new_list_entry = &helpanim_info[*num_list_entries - 1];
12906
12907   new_list_entry->element = element;
12908   new_list_entry->action = action;
12909   new_list_entry->direction = direction;
12910   new_list_entry->delay = delay;
12911 }
12912
12913 static void print_unknown_token(char *filename, char *token, int token_nr)
12914 {
12915   if (token_nr == 0)
12916   {
12917     Warn("---");
12918     Warn("unknown token(s) found in config file:");
12919     Warn("- config file: '%s'", filename);
12920   }
12921
12922   Warn("- token: '%s'", token);
12923 }
12924
12925 static void print_unknown_token_end(int token_nr)
12926 {
12927   if (token_nr > 0)
12928     Warn("---");
12929 }
12930
12931 void LoadHelpAnimInfo(void)
12932 {
12933   char *filename = getHelpAnimFilename();
12934   SetupFileList *setup_file_list = NULL, *list;
12935   SetupFileHash *element_hash, *action_hash, *direction_hash;
12936   int num_list_entries = 0;
12937   int num_unknown_tokens = 0;
12938   int i;
12939
12940   if (fileExists(filename))
12941     setup_file_list = loadSetupFileList(filename);
12942
12943   if (setup_file_list == NULL)
12944   {
12945     // use reliable default values from static configuration
12946     SetupFileList *insert_ptr;
12947
12948     insert_ptr = setup_file_list =
12949       newSetupFileList(helpanim_config[0].token,
12950                        helpanim_config[0].value);
12951
12952     for (i = 1; helpanim_config[i].token; i++)
12953       insert_ptr = addListEntry(insert_ptr,
12954                                 helpanim_config[i].token,
12955                                 helpanim_config[i].value);
12956   }
12957
12958   element_hash   = newSetupFileHash();
12959   action_hash    = newSetupFileHash();
12960   direction_hash = newSetupFileHash();
12961
12962   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
12963     setHashEntry(element_hash, element_info[i].token_name, i_to_a(i));
12964
12965   for (i = 0; i < NUM_ACTIONS; i++)
12966     setHashEntry(action_hash, element_action_info[i].suffix,
12967                  i_to_a(element_action_info[i].value));
12968
12969   // do not store direction index (bit) here, but direction value!
12970   for (i = 0; i < NUM_DIRECTIONS_FULL; i++)
12971     setHashEntry(direction_hash, element_direction_info[i].suffix,
12972                  i_to_a(1 << element_direction_info[i].value));
12973
12974   for (list = setup_file_list; list != NULL; list = list->next)
12975   {
12976     char *element_token, *action_token, *direction_token;
12977     char *element_value, *action_value, *direction_value;
12978     int delay = atoi(list->value);
12979
12980     if (strEqual(list->token, "end"))
12981     {
12982       add_helpanim_entry(HELPANIM_LIST_NEXT, -1, -1, -1, &num_list_entries);
12983
12984       continue;
12985     }
12986
12987     /* first try to break element into element/action/direction parts;
12988        if this does not work, also accept combined "element[.act][.dir]"
12989        elements (like "dynamite.active"), which are unique elements */
12990
12991     if (strchr(list->token, '.') == NULL)       // token contains no '.'
12992     {
12993       element_value = getHashEntry(element_hash, list->token);
12994       if (element_value != NULL)        // element found
12995         add_helpanim_entry(atoi(element_value), -1, -1, delay,
12996                            &num_list_entries);
12997       else
12998       {
12999         // no further suffixes found -- this is not an element
13000         print_unknown_token(filename, list->token, num_unknown_tokens++);
13001       }
13002
13003       continue;
13004     }
13005
13006     // token has format "<prefix>.<something>"
13007
13008     action_token = strchr(list->token, '.');    // suffix may be action ...
13009     direction_token = action_token;             // ... or direction
13010
13011     element_token = getStringCopy(list->token);
13012     *strchr(element_token, '.') = '\0';
13013
13014     element_value = getHashEntry(element_hash, element_token);
13015
13016     if (element_value == NULL)          // this is no element
13017     {
13018       element_value = getHashEntry(element_hash, list->token);
13019       if (element_value != NULL)        // combined element found
13020         add_helpanim_entry(atoi(element_value), -1, -1, delay,
13021                            &num_list_entries);
13022       else
13023         print_unknown_token(filename, list->token, num_unknown_tokens++);
13024
13025       free(element_token);
13026
13027       continue;
13028     }
13029
13030     action_value = getHashEntry(action_hash, action_token);
13031
13032     if (action_value != NULL)           // action found
13033     {
13034       add_helpanim_entry(atoi(element_value), atoi(action_value), -1, delay,
13035                     &num_list_entries);
13036
13037       free(element_token);
13038
13039       continue;
13040     }
13041
13042     direction_value = getHashEntry(direction_hash, direction_token);
13043
13044     if (direction_value != NULL)        // direction found
13045     {
13046       add_helpanim_entry(atoi(element_value), -1, atoi(direction_value), delay,
13047                          &num_list_entries);
13048
13049       free(element_token);
13050
13051       continue;
13052     }
13053
13054     if (strchr(action_token + 1, '.') == NULL)
13055     {
13056       // no further suffixes found -- this is not an action nor direction
13057
13058       element_value = getHashEntry(element_hash, list->token);
13059       if (element_value != NULL)        // combined element found
13060         add_helpanim_entry(atoi(element_value), -1, -1, delay,
13061                            &num_list_entries);
13062       else
13063         print_unknown_token(filename, list->token, num_unknown_tokens++);
13064
13065       free(element_token);
13066
13067       continue;
13068     }
13069
13070     // token has format "<prefix>.<suffix>.<something>"
13071
13072     direction_token = strchr(action_token + 1, '.');
13073
13074     action_token = getStringCopy(action_token);
13075     *strchr(action_token + 1, '.') = '\0';
13076
13077     action_value = getHashEntry(action_hash, action_token);
13078
13079     if (action_value == NULL)           // this is no action
13080     {
13081       element_value = getHashEntry(element_hash, list->token);
13082       if (element_value != NULL)        // combined element found
13083         add_helpanim_entry(atoi(element_value), -1, -1, delay,
13084                            &num_list_entries);
13085       else
13086         print_unknown_token(filename, list->token, num_unknown_tokens++);
13087
13088       free(element_token);
13089       free(action_token);
13090
13091       continue;
13092     }
13093
13094     direction_value = getHashEntry(direction_hash, direction_token);
13095
13096     if (direction_value != NULL)        // direction found
13097     {
13098       add_helpanim_entry(atoi(element_value), atoi(action_value),
13099                          atoi(direction_value), delay, &num_list_entries);
13100
13101       free(element_token);
13102       free(action_token);
13103
13104       continue;
13105     }
13106
13107     // this is no direction
13108
13109     element_value = getHashEntry(element_hash, list->token);
13110     if (element_value != NULL)          // combined element found
13111       add_helpanim_entry(atoi(element_value), -1, -1, delay,
13112                          &num_list_entries);
13113     else
13114       print_unknown_token(filename, list->token, num_unknown_tokens++);
13115
13116     free(element_token);
13117     free(action_token);
13118   }
13119
13120   print_unknown_token_end(num_unknown_tokens);
13121
13122   add_helpanim_entry(HELPANIM_LIST_NEXT, -1, -1, -1, &num_list_entries);
13123   add_helpanim_entry(HELPANIM_LIST_END,  -1, -1, -1, &num_list_entries);
13124
13125   freeSetupFileList(setup_file_list);
13126   freeSetupFileHash(element_hash);
13127   freeSetupFileHash(action_hash);
13128   freeSetupFileHash(direction_hash);
13129
13130 #if 0
13131   for (i = 0; i < num_list_entries; i++)
13132     Debug("files:LoadHelpAnimInfo", "'%s': %d, %d, %d => %d",
13133           EL_NAME(helpanim_info[i].element),
13134           helpanim_info[i].element,
13135           helpanim_info[i].action,
13136           helpanim_info[i].direction,
13137           helpanim_info[i].delay);
13138 #endif
13139 }
13140
13141 void LoadHelpTextInfo(void)
13142 {
13143   char *filename = getHelpTextFilename();
13144   int i;
13145
13146   if (helptext_info != NULL)
13147   {
13148     freeSetupFileHash(helptext_info);
13149     helptext_info = NULL;
13150   }
13151
13152   if (fileExists(filename))
13153     helptext_info = loadSetupFileHash(filename);
13154
13155   if (helptext_info == NULL)
13156   {
13157     // use reliable default values from static configuration
13158     helptext_info = newSetupFileHash();
13159
13160     for (i = 0; helptext_config[i].token; i++)
13161       setHashEntry(helptext_info,
13162                    helptext_config[i].token,
13163                    helptext_config[i].value);
13164   }
13165
13166 #if 0
13167   BEGIN_HASH_ITERATION(helptext_info, itr)
13168   {
13169     Debug("files:LoadHelpTextInfo", "'%s' => '%s'",
13170           HASH_ITERATION_TOKEN(itr), HASH_ITERATION_VALUE(itr));
13171   }
13172   END_HASH_ITERATION(hash, itr)
13173 #endif
13174 }
13175
13176
13177 // ----------------------------------------------------------------------------
13178 // convert levels
13179 // ----------------------------------------------------------------------------
13180
13181 #define MAX_NUM_CONVERT_LEVELS          1000
13182
13183 void ConvertLevels(void)
13184 {
13185   static LevelDirTree *convert_leveldir = NULL;
13186   static int convert_level_nr = -1;
13187   static int num_levels_handled = 0;
13188   static int num_levels_converted = 0;
13189   static boolean levels_failed[MAX_NUM_CONVERT_LEVELS];
13190   int i;
13191
13192   convert_leveldir = getTreeInfoFromIdentifier(leveldir_first,
13193                                                global.convert_leveldir);
13194
13195   if (convert_leveldir == NULL)
13196     Fail("no such level identifier: '%s'", global.convert_leveldir);
13197
13198   leveldir_current = convert_leveldir;
13199
13200   if (global.convert_level_nr != -1)
13201   {
13202     convert_leveldir->first_level = global.convert_level_nr;
13203     convert_leveldir->last_level  = global.convert_level_nr;
13204   }
13205
13206   convert_level_nr = convert_leveldir->first_level;
13207
13208   PrintLine("=", 79);
13209   Print("Converting levels\n");
13210   PrintLine("-", 79);
13211   Print("Level series identifier: '%s'\n", convert_leveldir->identifier);
13212   Print("Level series name:       '%s'\n", convert_leveldir->name);
13213   Print("Level series author:     '%s'\n", convert_leveldir->author);
13214   Print("Number of levels:        %d\n",   convert_leveldir->levels);
13215   PrintLine("=", 79);
13216   Print("\n");
13217
13218   for (i = 0; i < MAX_NUM_CONVERT_LEVELS; i++)
13219     levels_failed[i] = FALSE;
13220
13221   while (convert_level_nr <= convert_leveldir->last_level)
13222   {
13223     char *level_filename;
13224     boolean new_level;
13225
13226     level_nr = convert_level_nr++;
13227
13228     Print("Level %03d: ", level_nr);
13229
13230     LoadLevel(level_nr);
13231     if (level.no_level_file || level.no_valid_file)
13232     {
13233       Print("(no level)\n");
13234       continue;
13235     }
13236
13237     Print("converting level ... ");
13238
13239 #if 0
13240     // special case: conversion of some EMC levels as requested by ACME
13241     level.game_engine_type = GAME_ENGINE_TYPE_RND;
13242 #endif
13243
13244     level_filename = getDefaultLevelFilename(level_nr);
13245     new_level = !fileExists(level_filename);
13246
13247     if (new_level)
13248     {
13249       SaveLevel(level_nr);
13250
13251       num_levels_converted++;
13252
13253       Print("converted.\n");
13254     }
13255     else
13256     {
13257       if (level_nr >= 0 && level_nr < MAX_NUM_CONVERT_LEVELS)
13258         levels_failed[level_nr] = TRUE;
13259
13260       Print("NOT CONVERTED -- LEVEL ALREADY EXISTS.\n");
13261     }
13262
13263     num_levels_handled++;
13264   }
13265
13266   Print("\n");
13267   PrintLine("=", 79);
13268   Print("Number of levels handled: %d\n", num_levels_handled);
13269   Print("Number of levels converted: %d (%d%%)\n", num_levels_converted,
13270          (num_levels_handled ?
13271           num_levels_converted * 100 / num_levels_handled : 0));
13272   PrintLine("-", 79);
13273   Print("Summary (for automatic parsing by scripts):\n");
13274   Print("LEVELDIR '%s', CONVERTED %d/%d (%d%%)",
13275          convert_leveldir->identifier, num_levels_converted,
13276          num_levels_handled,
13277          (num_levels_handled ?
13278           num_levels_converted * 100 / num_levels_handled : 0));
13279
13280   if (num_levels_handled != num_levels_converted)
13281   {
13282     Print(", FAILED:");
13283     for (i = 0; i < MAX_NUM_CONVERT_LEVELS; i++)
13284       if (levels_failed[i])
13285         Print(" %03d", i);
13286   }
13287
13288   Print("\n");
13289   PrintLine("=", 79);
13290
13291   CloseAllAndExit(0);
13292 }
13293
13294
13295 // ----------------------------------------------------------------------------
13296 // create and save images for use in level sketches (raw BMP format)
13297 // ----------------------------------------------------------------------------
13298
13299 void CreateLevelSketchImages(void)
13300 {
13301   Bitmap *bitmap1;
13302   Bitmap *bitmap2;
13303   int i;
13304
13305   InitElementPropertiesGfxElement();
13306
13307   bitmap1 = CreateBitmap(TILEX, TILEY, DEFAULT_DEPTH);
13308   bitmap2 = CreateBitmap(MINI_TILEX, MINI_TILEY, DEFAULT_DEPTH);
13309
13310   for (i = 0; i < NUM_FILE_ELEMENTS; i++)
13311   {
13312     int element = getMappedElement(i);
13313     char basename1[16];
13314     char basename2[16];
13315     char *filename1;
13316     char *filename2;
13317
13318     sprintf(basename1, "%04d.bmp", i);
13319     sprintf(basename2, "%04ds.bmp", i);
13320
13321     filename1 = getPath2(global.create_sketch_images_dir, basename1);
13322     filename2 = getPath2(global.create_sketch_images_dir, basename2);
13323
13324     DrawSizedElement(0, 0, element, TILESIZE);
13325     BlitBitmap(drawto, bitmap1, SX, SY, TILEX, TILEY, 0, 0);
13326
13327     if (SDL_SaveBMP(bitmap1->surface, filename1) != 0)
13328       Fail("cannot save level sketch image file '%s'", filename1);
13329
13330     DrawSizedElement(0, 0, element, MINI_TILESIZE);
13331     BlitBitmap(drawto, bitmap2, SX, SY, MINI_TILEX, MINI_TILEY, 0, 0);
13332
13333     if (SDL_SaveBMP(bitmap2->surface, filename2) != 0)
13334       Fail("cannot save level sketch image file '%s'", filename2);
13335
13336     free(filename1);
13337     free(filename2);
13338
13339     // create corresponding SQL statements (for normal and small images)
13340     if (i < 1000)
13341     {
13342       printf("insert into phpbb_words values (NULL, '`%03d', '<IMG class=\"levelsketch\" src=\"/I/%04d.png\"/>');\n", i, i);
13343       printf("insert into phpbb_words values (NULL, '¸%03d', '<IMG class=\"levelsketch\" src=\"/I/%04ds.png\"/>');\n", i, i);
13344     }
13345
13346     printf("insert into phpbb_words values (NULL, '`%04d', '<IMG class=\"levelsketch\" src=\"/I/%04d.png\"/>');\n", i, i);
13347     printf("insert into phpbb_words values (NULL, '¸%04d', '<IMG class=\"levelsketch\" src=\"/I/%04ds.png\"/>');\n", i, i);
13348
13349     // optional: create content for forum level sketch demonstration post
13350     if (options.debug)
13351       fprintf(stderr, "%03d `%03d%c", i, i, (i % 10 < 9 ? ' ' : '\n'));
13352   }
13353
13354   FreeBitmap(bitmap1);
13355   FreeBitmap(bitmap2);
13356
13357   if (options.debug)
13358     fprintf(stderr, "\n");
13359
13360   Info("%d normal and small images created", NUM_FILE_ELEMENTS);
13361
13362   CloseAllAndExit(0);
13363 }
13364
13365
13366 // ----------------------------------------------------------------------------
13367 // create and save images for element collecting animations (raw BMP format)
13368 // ----------------------------------------------------------------------------
13369
13370 static boolean createCollectImage(int element)
13371 {
13372   return (IS_COLLECTIBLE(element) && !IS_SP_ELEMENT(element));
13373 }
13374
13375 void CreateCollectElementImages(void)
13376 {
13377   int i, j;
13378   int num_steps = 8;
13379   int anim_frames = num_steps - 1;
13380   int tile_size = TILESIZE;
13381   int anim_width  = tile_size * anim_frames;
13382   int anim_height = tile_size;
13383   int num_collect_images = 0;
13384   int pos_collect_images = 0;
13385
13386   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
13387     if (createCollectImage(i))
13388       num_collect_images++;
13389
13390   Info("Creating %d element collecting animation images ...",
13391        num_collect_images);
13392
13393   int dst_width  = anim_width * 2;
13394   int dst_height = anim_height * num_collect_images / 2;
13395   Bitmap *dst_bitmap = CreateBitmap(dst_width, dst_height, DEFAULT_DEPTH);
13396   char *basename = "RocksCollect.bmp";
13397   char *filename = getPath2(global.create_collect_images_dir, basename);
13398
13399   for (i = 0; i < MAX_NUM_ELEMENTS; i++)
13400   {
13401     if (!createCollectImage(i))
13402       continue;
13403
13404     int dst_x = (pos_collect_images / (num_collect_images / 2)) * anim_width;
13405     int dst_y = (pos_collect_images % (num_collect_images / 2)) * anim_height;
13406     int graphic = el2img(i);
13407     char *token_name = element_info[i].token_name;
13408     Bitmap *tmp_bitmap = CreateBitmap(tile_size, tile_size, DEFAULT_DEPTH);
13409     Bitmap *src_bitmap;
13410     int src_x, src_y;
13411
13412     Info("- creating collecting image for '%s' ...", token_name);
13413
13414     getGraphicSource(graphic, 0, &src_bitmap, &src_x, &src_y);
13415
13416     BlitBitmap(src_bitmap, tmp_bitmap, src_x, src_y,
13417                tile_size, tile_size, 0, 0);
13418
13419     tmp_bitmap->surface_masked = tmp_bitmap->surface;
13420
13421     for (j = 0; j < anim_frames; j++)
13422     {
13423       int frame_size_final = tile_size * (anim_frames - j) / num_steps;
13424       int frame_size = frame_size_final * num_steps;
13425       int offset = (tile_size - frame_size_final) / 2;
13426       Bitmap *frame_bitmap = ZoomBitmap(tmp_bitmap, frame_size, frame_size);
13427
13428       while (frame_size > frame_size_final)
13429       {
13430         frame_size /= 2;
13431
13432         Bitmap *half_bitmap = ZoomBitmap(frame_bitmap, frame_size, frame_size);
13433
13434         FreeBitmap(frame_bitmap);
13435
13436         frame_bitmap = half_bitmap;
13437       }
13438
13439       BlitBitmap(frame_bitmap, dst_bitmap, 0, 0,
13440                  frame_size_final, frame_size_final,
13441                  dst_x + j * tile_size + offset, dst_y + offset);
13442
13443       FreeBitmap(frame_bitmap);
13444     }
13445
13446     tmp_bitmap->surface_masked = NULL;
13447
13448     FreeBitmap(tmp_bitmap);
13449
13450     pos_collect_images++;
13451   }
13452
13453   if (SDL_SaveBMP(dst_bitmap->surface, filename) != 0)
13454     Fail("cannot save element collecting image file '%s'", filename);
13455
13456   FreeBitmap(dst_bitmap);
13457
13458   Info("Done.");
13459
13460   CloseAllAndExit(0);
13461 }
13462
13463
13464 // ----------------------------------------------------------------------------
13465 // create and save images for custom and group elements (raw BMP format)
13466 // ----------------------------------------------------------------------------
13467
13468 void CreateCustomElementImages(char *directory)
13469 {
13470   char *src_basename = "RocksCE-template.ilbm";
13471   char *dst_basename = "RocksCE.bmp";
13472   char *src_filename = getPath2(directory, src_basename);
13473   char *dst_filename = getPath2(directory, dst_basename);
13474   Bitmap *src_bitmap;
13475   Bitmap *bitmap;
13476   int yoffset_ce = 0;
13477   int yoffset_ge = (TILEY * NUM_CUSTOM_ELEMENTS / 16);
13478   int i;
13479
13480   InitVideoDefaults();
13481
13482   ReCreateBitmap(&backbuffer, video.width, video.height);
13483
13484   src_bitmap = LoadImage(src_filename);
13485
13486   bitmap = CreateBitmap(TILEX * 16 * 2,
13487                         TILEY * (NUM_CUSTOM_ELEMENTS + NUM_GROUP_ELEMENTS) / 16,
13488                         DEFAULT_DEPTH);
13489
13490   for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++)
13491   {
13492     int x = i % 16;
13493     int y = i / 16;
13494     int ii = i + 1;
13495     int j;
13496
13497     BlitBitmap(src_bitmap, bitmap, 0, 0, TILEX, TILEY,
13498                TILEX * x, TILEY * y + yoffset_ce);
13499
13500     BlitBitmap(src_bitmap, bitmap, 0, TILEY,
13501                TILEX, TILEY,
13502                TILEX * x + TILEX * 16,
13503                TILEY * y + yoffset_ce);
13504
13505     for (j = 2; j >= 0; j--)
13506     {
13507       int c = ii % 10;
13508
13509       BlitBitmap(src_bitmap, bitmap,
13510                  TILEX + c * 7, 0, 6, 10,
13511                  TILEX * x + 6 + j * 7,
13512                  TILEY * y + 11 + yoffset_ce);
13513
13514       BlitBitmap(src_bitmap, bitmap,
13515                  TILEX + c * 8, TILEY, 6, 10,
13516                  TILEX * 16 + TILEX * x + 6 + j * 8,
13517                  TILEY * y + 10 + yoffset_ce);
13518
13519       ii /= 10;
13520     }
13521   }
13522
13523   for (i = 0; i < NUM_GROUP_ELEMENTS; i++)
13524   {
13525     int x = i % 16;
13526     int y = i / 16;
13527     int ii = i + 1;
13528     int j;
13529
13530     BlitBitmap(src_bitmap, bitmap, 0, 0, TILEX, TILEY,
13531                TILEX * x, TILEY * y + yoffset_ge);
13532
13533     BlitBitmap(src_bitmap, bitmap, 0, TILEY,
13534                TILEX, TILEY,
13535                TILEX * x + TILEX * 16,
13536                TILEY * y + yoffset_ge);
13537
13538     for (j = 1; j >= 0; j--)
13539     {
13540       int c = ii % 10;
13541
13542       BlitBitmap(src_bitmap, bitmap, TILEX + c * 10, 11, 10, 10,
13543                  TILEX * x + 6 + j * 10,
13544                  TILEY * y + 11 + yoffset_ge);
13545
13546       BlitBitmap(src_bitmap, bitmap,
13547                  TILEX + c * 8, TILEY + 12, 6, 10,
13548                  TILEX * 16 + TILEX * x + 10 + j * 8,
13549                  TILEY * y + 10 + yoffset_ge);
13550
13551       ii /= 10;
13552     }
13553   }
13554
13555   if (SDL_SaveBMP(bitmap->surface, dst_filename) != 0)
13556     Fail("cannot save CE graphics file '%s'", dst_filename);
13557
13558   FreeBitmap(bitmap);
13559
13560   CloseAllAndExit(0);
13561 }