X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Ffiles.c;h=c835a73464436b25413e488f65f2226819d0a8af;hb=ed22fcb49eb39c34da82c51f44cbe64ca5b409c4;hp=22638f7652e2da0b94f2e67c9100d9c55d4ba038;hpb=e6107a527a13127f9bb2a4f501a7be84ec098473;p=rocksndiamonds.git diff --git a/src/files.c b/src/files.c index 22638f76..cfce89f8 100644 --- a/src/files.c +++ b/src/files.c @@ -1,7 +1,7 @@ /*********************************************************** * Rocks'n'Diamonds -- McDuffin Strikes Back! * *----------------------------------------------------------* -* (c) 1995-2001 Artsoft Entertainment * +* (c) 1995-2002 Artsoft Entertainment * * Holger Schemel * * Detmolder Strasse 189 * * 33604 Bielefeld * @@ -12,472 +12,326 @@ ***********************************************************/ #include -#include #include +#include +#include #include "libgame/libgame.h" #include "files.h" +#include "init.h" #include "tools.h" #include "tape.h" -#include "joystick.h" -#define MAX_FILENAME_LEN 256 /* maximal filename length */ -#define MAX_LINE_LEN 1000 /* maximal input line length */ -#define CHUNK_ID_LEN 4 /* IFF style chunk id length */ -#define LEVEL_HEADER_SIZE 80 /* size of level file header */ -#define LEVEL_HEADER_UNUSED 15 /* unused level header bytes */ -#define TAPE_HEADER_SIZE 20 /* size of tape file header */ -#define TAPE_HEADER_UNUSED 7 /* unused tape header bytes */ -#if 0 -#define FILE_VERSION_1_0 10 /* 1.0 file version (old) */ -#define FILE_VERSION_1_2 12 /* 1.2 file version (still in use) */ -#define FILE_VERSION_1_4 14 /* 1.4 file version (new) */ -#endif +#define CHUNK_ID_LEN 4 /* IFF style chunk id length */ +#define CHUNK_SIZE_UNDEFINED 0 /* undefined chunk size == 0 */ +#define CHUNK_SIZE_NONE -1 /* do not write chunk size */ +#define FILE_VERS_CHUNK_SIZE 8 /* size of file version chunk */ +#define LEVEL_HEADER_SIZE 80 /* size of level file header */ +#define LEVEL_HEADER_UNUSED 3 /* unused level header bytes */ +#define LEVEL_CHUNK_CNT2_SIZE 160 /* size of level CNT2 chunk */ +#define LEVEL_CHUNK_CNT2_UNUSED 11 /* unused CNT2 chunk bytes */ +#define LEVEL_CHUNK_CNT3_HEADER 16 /* size of level CNT3 header */ +#define LEVEL_CHUNK_CNT3_UNUSED 10 /* unused CNT3 chunk bytes */ +#define LEVEL_CPART_CUS3_SIZE 134 /* size of CUS3 chunk part */ +#define LEVEL_CPART_CUS3_UNUSED 15 /* unused CUS3 bytes / part */ +#define LEVEL_CHUNK_GRP1_SIZE 74 /* size of level GRP1 chunk */ +#define TAPE_HEADER_SIZE 20 /* size of tape file header */ +#define TAPE_HEADER_UNUSED 3 /* unused tape header bytes */ + +#define LEVEL_CHUNK_CNT3_SIZE(x) (LEVEL_CHUNK_CNT3_HEADER + (x)) +#define LEVEL_CHUNK_CUS3_SIZE(x) (2 + (x) * LEVEL_CPART_CUS3_SIZE) +#define LEVEL_CHUNK_CUS4_SIZE(x) (48 + 48 + (x) * 48) /* file identifier strings */ -#define LEVEL_COOKIE "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_2.0" +#define LEVEL_COOKIE_TMPL "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_x.x" +#define TAPE_COOKIE_TMPL "ROCKSNDIAMONDS_TAPE_FILE_VERSION_x.x" #define SCORE_COOKIE "ROCKSNDIAMONDS_SCORE_FILE_VERSION_1.2" -#define TAPE_COOKIE "ROCKSNDIAMONDS_TAPE_FILE_VERSION_1.2" -#define SETUP_COOKIE "ROCKSNDIAMONDS_SETUP_FILE_VERSION_1.2" -#define LEVELSETUP_COOKIE "ROCKSNDIAMONDS_LEVELSETUP_FILE_VERSION_1.2" -#define LEVELINFO_COOKIE "ROCKSNDIAMONDS_LEVELINFO_FILE_VERSION_1.2" -/* old file identifiers for backward compatibility */ -#define LEVEL_COOKIE_10 "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_1.0" -#define LEVEL_COOKIE_12 "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_1.2" -#define LEVEL_COOKIE_14 "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_1.4" -#define TAPE_COOKIE_10 "ROCKSNDIAMONDS_LEVELREC_FILE_VERSION_1.0" - -/* file names and filename extensions */ -#if !defined(PLATFORM_MSDOS) -#define LEVELSETUP_DIRECTORY "levelsetup" -#define SETUP_FILENAME "setup.conf" -#define LEVELSETUP_FILENAME "levelsetup.conf" -#define LEVELINFO_FILENAME "levelinfo.conf" -#define LEVELFILE_EXTENSION "level" -#define TAPEFILE_EXTENSION "tape" -#define SCOREFILE_EXTENSION "score" -#else -#define LEVELSETUP_DIRECTORY "lvlsetup" -#define SETUP_FILENAME "setup.cnf" -#define LEVELSETUP_FILENAME "lvlsetup.cnf" -#define LEVELINFO_FILENAME "lvlinfo.cnf" -#define LEVELFILE_EXTENSION "lvl" -#define TAPEFILE_EXTENSION "tap" -#define SCOREFILE_EXTENSION "sco" -#endif -#if defined(PLATFORM_WIN32) -#ifndef S_IRGRP -#define S_IRGRP S_IRUSR -#endif -#ifndef S_IROTH -#define S_IROTH S_IRUSR -#endif -#ifndef S_IWGRP -#define S_IWGRP S_IWUSR -#endif -#ifndef S_IWOTH -#define S_IWOTH S_IWUSR -#endif -#ifndef S_IXGRP -#define S_IXGRP S_IXUSR -#endif -#ifndef S_IXOTH -#define S_IXOTH S_IXUSR -#endif -#endif /* PLATFORM_WIN32 */ - -/* file permissions for newly written files */ -#define MODE_R_ALL (S_IRUSR | S_IRGRP | S_IROTH) -#define MODE_W_ALL (S_IWUSR | S_IWGRP | S_IWOTH) -#define MODE_X_ALL (S_IXUSR | S_IXGRP | S_IXOTH) -#define LEVEL_PERMS (MODE_R_ALL | MODE_W_ALL) -#define SCORE_PERMS LEVEL_PERMS -#define TAPE_PERMS LEVEL_PERMS -#define SETUP_PERMS LEVEL_PERMS - -/* sort priorities of level series (also used as level series classes) */ -#define LEVELCLASS_TUTORIAL_START 10 -#define LEVELCLASS_TUTORIAL_END 99 -#define LEVELCLASS_CLASSICS_START 100 -#define LEVELCLASS_CLASSICS_END 199 -#define LEVELCLASS_CONTRIBUTION_START 200 -#define LEVELCLASS_CONTRIBUTION_END 299 -#define LEVELCLASS_USER_START 300 -#define LEVELCLASS_USER_END 399 -#define LEVELCLASS_BD_START 400 -#define LEVELCLASS_BD_END 499 -#define LEVELCLASS_EM_START 500 -#define LEVELCLASS_EM_END 599 -#define LEVELCLASS_SP_START 600 -#define LEVELCLASS_SP_END 699 -#define LEVELCLASS_DX_START 700 -#define LEVELCLASS_DX_END 799 - -#define LEVELCLASS_TUTORIAL LEVELCLASS_TUTORIAL_START -#define LEVELCLASS_CLASSICS LEVELCLASS_CLASSICS_START -#define LEVELCLASS_CONTRIBUTION LEVELCLASS_CONTRIBUTION_START -#define LEVELCLASS_USER LEVELCLASS_USER_START -#define LEVELCLASS_BD LEVELCLASS_BD_START -#define LEVELCLASS_EM LEVELCLASS_EM_START -#define LEVELCLASS_SP LEVELCLASS_SP_START -#define LEVELCLASS_DX LEVELCLASS_DX_START - -#define LEVELCLASS_UNDEFINED 999 - -#define NUM_LEVELCLASS_DESC 8 -char *levelclass_desc[NUM_LEVELCLASS_DESC] = -{ - "Tutorial Levels", - "Classic Originals", - "Contributions", - "Private Levels", - "Boulderdash", - "Emerald Mine", - "Supaplex", - "DX Boulderdash" -}; +/* values for level file type identifier */ +#define LEVEL_FILE_TYPE_UNKNOWN 0 +#define LEVEL_FILE_TYPE_RND 1 +#define LEVEL_FILE_TYPE_BD 2 +#define LEVEL_FILE_TYPE_EM 3 +#define LEVEL_FILE_TYPE_SP 4 +#define LEVEL_FILE_TYPE_DX 5 +#define LEVEL_FILE_TYPE_SB 6 +#define LEVEL_FILE_TYPE_DC 7 -#define IS_LEVELCLASS_TUTORIAL(p) \ - ((p)->sort_priority >= LEVELCLASS_TUTORIAL_START && \ - (p)->sort_priority <= LEVELCLASS_TUTORIAL_END) -#define IS_LEVELCLASS_CLASSICS(p) \ - ((p)->sort_priority >= LEVELCLASS_CLASSICS_START && \ - (p)->sort_priority <= LEVELCLASS_CLASSICS_END) -#define IS_LEVELCLASS_CONTRIBUTION(p) \ - ((p)->sort_priority >= LEVELCLASS_CONTRIBUTION_START && \ - (p)->sort_priority <= LEVELCLASS_CONTRIBUTION_END) -#define IS_LEVELCLASS_USER(p) \ - ((p)->sort_priority >= LEVELCLASS_USER_START && \ - (p)->sort_priority <= LEVELCLASS_USER_END) -#define IS_LEVELCLASS_BD(p) \ - ((p)->sort_priority >= LEVELCLASS_BD_START && \ - (p)->sort_priority <= LEVELCLASS_BD_END) -#define IS_LEVELCLASS_EM(p) \ - ((p)->sort_priority >= LEVELCLASS_EM_START && \ - (p)->sort_priority <= LEVELCLASS_EM_END) -#define IS_LEVELCLASS_SP(p) \ - ((p)->sort_priority >= LEVELCLASS_SP_START && \ - (p)->sort_priority <= LEVELCLASS_SP_END) -#define IS_LEVELCLASS_DX(p) \ - ((p)->sort_priority >= LEVELCLASS_DX_START && \ - (p)->sort_priority <= LEVELCLASS_DX_END) - -#define LEVELCLASS(n) (IS_LEVELCLASS_TUTORIAL(n) ? LEVELCLASS_TUTORIAL : \ - IS_LEVELCLASS_CLASSICS(n) ? LEVELCLASS_CLASSICS : \ - IS_LEVELCLASS_CONTRIBUTION(n) ? LEVELCLASS_CONTRIBUTION : \ - IS_LEVELCLASS_USER(n) ? LEVELCLASS_USER : \ - IS_LEVELCLASS_BD(n) ? LEVELCLASS_BD : \ - IS_LEVELCLASS_EM(n) ? LEVELCLASS_EM : \ - IS_LEVELCLASS_SP(n) ? LEVELCLASS_SP : \ - IS_LEVELCLASS_DX(n) ? LEVELCLASS_DX : \ - LEVELCLASS_UNDEFINED) - -#define LEVELCOLOR(n) (IS_LEVELCLASS_TUTORIAL(n) ? FC_BLUE : \ - IS_LEVELCLASS_CLASSICS(n) ? FC_RED : \ - IS_LEVELCLASS_BD(n) ? FC_GREEN : \ - IS_LEVELCLASS_EM(n) ? FC_YELLOW : \ - IS_LEVELCLASS_SP(n) ? FC_GREEN : \ - IS_LEVELCLASS_DX(n) ? FC_YELLOW : \ - IS_LEVELCLASS_CONTRIBUTION(n) ? FC_GREEN : \ - IS_LEVELCLASS_USER(n) ? FC_RED : \ - FC_BLUE) - -#define LEVELSORTING(n) (IS_LEVELCLASS_TUTORIAL(n) ? 0 : \ - IS_LEVELCLASS_CLASSICS(n) ? 1 : \ - IS_LEVELCLASS_BD(n) ? 2 : \ - IS_LEVELCLASS_EM(n) ? 3 : \ - IS_LEVELCLASS_SP(n) ? 4 : \ - IS_LEVELCLASS_DX(n) ? 5 : \ - IS_LEVELCLASS_CONTRIBUTION(n) ? 6 : \ - IS_LEVELCLASS_USER(n) ? 7 : \ - 9) - -static int getFileVersionFromCookieString(const char *cookie) -{ - const char *ptr_cookie1, *ptr_cookie2; - const char *pattern1 = "_FILE_VERSION_"; - const char *pattern2 = "?.?"; - const int len_cookie = strlen(cookie); - const int len_pattern1 = strlen(pattern1); - const int len_pattern2 = strlen(pattern2); - const int len_pattern = len_pattern1 + len_pattern2; - int version_major, version_minor; - - if (len_cookie <= len_pattern) - return -1; - - ptr_cookie1 = &cookie[len_cookie - len_pattern]; - ptr_cookie2 = &cookie[len_cookie - len_pattern2]; - - if (strncmp(ptr_cookie1, pattern1, len_pattern1) != 0) - return -1; - - if (ptr_cookie2[0] < '0' || ptr_cookie2[0] > '9' || - ptr_cookie2[1] != '.' || - ptr_cookie2[2] < '0' || ptr_cookie2[2] > '9') - return -1; - - version_major = ptr_cookie2[0] - '0'; - version_minor = ptr_cookie2[2] - '0'; - - return (version_major * 10 + version_minor); -} - -boolean checkCookieString(const char *cookie, const char *template) -{ - const char *pattern = "_FILE_VERSION_?.?"; - const int len_cookie = strlen(cookie); - const int len_template = strlen(template); - const int len_pattern = strlen(pattern); - - if (len_cookie != len_template) - return FALSE; - - if (strncmp(cookie, template, len_cookie - len_pattern) != 0) - return FALSE; - - return TRUE; -} - -char *getLevelClassDescription(struct LevelDirInfo *ldi) -{ - int position = ldi->sort_priority / 100; - - if (position >= 0 && position < NUM_LEVELCLASS_DESC) - return levelclass_desc[position]; - else - return "Unknown Level Class"; -} +#define LEVEL_FILE_TYPE_RND_PACKED (10 + LEVEL_FILE_TYPE_RND) +#define LEVEL_FILE_TYPE_EM_PACKED (10 + LEVEL_FILE_TYPE_EM) -static void SaveUserLevelInfo(); /* for 'InitUserLevelDir()' */ -static char *getSetupLine(char *, int); /* for 'SaveUserLevelInfo()' */ +#define IS_SINGLE_LEVEL_FILE(x) (x < 10) +#define IS_PACKED_LEVEL_FILE(x) (x > 10) -static char *getSetupDir() -{ - return getUserDataDir(); -} -static char *getUserLevelDir(char *level_subdir) +/* ========================================================================= */ +/* level file functions */ +/* ========================================================================= */ + +void setElementChangePages(struct ElementInfo *ei, int change_pages) { - static char *userlevel_dir = NULL; - char *data_dir = getUserDataDir(); - char *userlevel_subdir = LEVELS_DIRECTORY; + int change_page_size = sizeof(struct ElementChangeInfo); - if (userlevel_dir) - free(userlevel_dir); + ei->num_change_pages = MAX(1, change_pages); - if (strlen(level_subdir) > 0) - userlevel_dir = getPath3(data_dir, userlevel_subdir, level_subdir); - else - userlevel_dir = getPath2(data_dir, userlevel_subdir); + ei->change_page = + checked_realloc(ei->change_page, ei->num_change_pages * change_page_size); + + if (ei->current_change_page >= ei->num_change_pages) + ei->current_change_page = ei->num_change_pages - 1; - return userlevel_dir; + ei->change = &ei->change_page[ei->current_change_page]; } -static char *getTapeDir(char *level_subdir) +void setElementChangeInfoToDefaults(struct ElementChangeInfo *change) { - static char *tape_dir = NULL; - char *data_dir = getUserDataDir(); - char *tape_subdir = TAPES_DIRECTORY; + int x, y; - if (tape_dir) - free(tape_dir); + change->can_change = FALSE; - if (strlen(level_subdir) > 0) - tape_dir = getPath3(data_dir, tape_subdir, level_subdir); - else - tape_dir = getPath2(data_dir, tape_subdir); + change->events = CE_BITMASK_DEFAULT; - return tape_dir; -} + change->trigger_player = CH_PLAYER_ANY; + change->trigger_side = CH_SIDE_ANY; + change->trigger_page = CH_PAGE_ANY; -static char *getScoreDir(char *level_subdir) -{ - static char *score_dir = NULL; - char *data_dir = options.rw_base_directory; - char *score_subdir = SCORES_DIRECTORY; + change->target_element = EL_EMPTY_SPACE; - if (score_dir) - free(score_dir); + change->delay_fixed = 0; + change->delay_random = 0; + change->delay_frames = 1; - if (strlen(level_subdir) > 0) - score_dir = getPath3(data_dir, score_subdir, level_subdir); - else - score_dir = getPath2(data_dir, score_subdir); + change->trigger_element = EL_EMPTY_SPACE; + + change->explode = FALSE; + change->use_target_content = FALSE; + change->only_if_complete = FALSE; + change->use_random_replace = FALSE; + change->random_percentage = 100; + change->replace_when = CP_WHEN_EMPTY; + + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + change->target_content[x][y] = EL_EMPTY_SPACE; + + change->direct_action = 0; + change->other_action = 0; - return score_dir; + change->pre_change_function = NULL; + change->change_function = NULL; + change->post_change_function = NULL; } -static char *getLevelSetupDir(char *level_subdir) +static void setLevelInfoToDefaults(struct LevelInfo *level) { - static char *levelsetup_dir = NULL; - char *data_dir = getUserDataDir(); - char *levelsetup_subdir = LEVELSETUP_DIRECTORY; + static boolean clipboard_elements_initialized = FALSE; - if (levelsetup_dir) - free(levelsetup_dir); + int i, j, x, y; - if (strlen(level_subdir) > 0) - levelsetup_dir = getPath3(data_dir, levelsetup_subdir, level_subdir); - else - levelsetup_dir = getPath2(data_dir, levelsetup_subdir); + level->file_version = FILE_VERSION_ACTUAL; + level->game_version = GAME_VERSION_ACTUAL; - return levelsetup_dir; -} + level->encoding_16bit_field = FALSE; /* default: only 8-bit elements */ + level->encoding_16bit_yamyam = FALSE; /* default: only 8-bit elements */ + level->encoding_16bit_amoeba = FALSE; /* default: only 8-bit elements */ -static char *getLevelFilename(int nr) -{ - static char *filename = NULL; - char basename[MAX_FILENAME_LEN]; + level->fieldx = STD_LEV_FIELDX; + level->fieldy = STD_LEV_FIELDY; - if (filename != NULL) - free(filename); + for (x = 0; x < MAX_LEV_FIELDX; x++) + for (y = 0; y < MAX_LEV_FIELDY; y++) + level->field[x][y] = EL_SAND; - sprintf(basename, "%03d.%s", nr, LEVELFILE_EXTENSION); - filename = getPath3((leveldir_current->user_defined ? - getUserLevelDir("") : - options.level_directory), - leveldir_current->fullpath, - basename); + level->time = 100; + level->gems_needed = 0; - return filename; -} + level->amoeba_speed = 10; -static char *getTapeFilename(int nr) -{ - static char *filename = NULL; - char basename[MAX_FILENAME_LEN]; + level->time_magic_wall = 10; + level->time_wheel = 10; + level->time_light = 10; + level->time_timegate = 10; - if (filename != NULL) - free(filename); + level->amoeba_content = EL_DIAMOND; - sprintf(basename, "%03d.%s", nr, TAPEFILE_EXTENSION); - filename = getPath2(getTapeDir(leveldir_current->filename), basename); + level->double_speed = FALSE; + level->initial_gravity = FALSE; + level->em_slippery_gems = FALSE; + level->block_last_field = FALSE; + level->sp_block_last_field = TRUE; + level->instant_relocation = FALSE; - return filename; -} + level->can_move_into_acid_bits = ~0; /* everything can move into acid */ + level->dont_collide_with_bits = ~0; /* always deadly when colliding */ -static char *getScoreFilename(int nr) -{ - static char *filename = NULL; - char basename[MAX_FILENAME_LEN]; + level->use_spring_bug = FALSE; + level->use_step_counter = FALSE; - if (filename != NULL) - free(filename); + level->use_custom_template = FALSE; - sprintf(basename, "%03d.%s", nr, SCOREFILE_EXTENSION); - filename = getPath2(getScoreDir(leveldir_current->filename), basename); + for (i = 0; i < MAX_LEVEL_NAME_LEN; i++) + level->name[i] = '\0'; + for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++) + level->author[i] = '\0'; - return filename; -} + strcpy(level->name, NAMELESS_LEVEL_NAME); + strcpy(level->author, ANONYMOUS_NAME); -static void InitTapeDirectory(char *level_subdir) -{ - createDirectory(getUserDataDir(), "user data"); - createDirectory(getTapeDir(""), "main tape"); - createDirectory(getTapeDir(level_subdir), "level tape"); -} + for (i = 0; i < 4; i++) + { + level->envelope_text[i][0] = '\0'; + level->envelope_xsize[i] = MAX_ENVELOPE_XSIZE; + level->envelope_ysize[i] = MAX_ENVELOPE_YSIZE; + } -static void InitScoreDirectory(char *level_subdir) -{ - createDirectory(getScoreDir(""), "main score"); - createDirectory(getScoreDir(level_subdir), "level score"); -} + for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + level->score[i] = 10; -static void InitUserLevelDirectory(char *level_subdir) -{ - if (access(getUserLevelDir(level_subdir), F_OK) != 0) + level->num_yamyam_contents = STD_ELEMENT_CONTENTS; + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + level->yamyam_content[i][x][y] = + (i < STD_ELEMENT_CONTENTS ? EL_ROCK : EL_EMPTY); + + level->field[0][0] = EL_PLAYER_1; + level->field[STD_LEV_FIELDX - 1][STD_LEV_FIELDY - 1] = EL_EXIT_CLOSED; + + for (i = 0; i < MAX_NUM_ELEMENTS; i++) { - createDirectory(getUserDataDir(), "user data"); - createDirectory(getUserLevelDir(""), "main user level"); - createDirectory(getUserLevelDir(level_subdir), "user level"); + int element = i; - SaveUserLevelInfo(); - } -} + /* never initialize clipboard elements after the very first time */ + if (IS_CLIPBOARD_ELEMENT(element) && clipboard_elements_initialized) + continue; -static void InitLevelSetupDirectory(char *level_subdir) -{ - createDirectory(getUserDataDir(), "user data"); - createDirectory(getLevelSetupDir(""), "main level setup"); - createDirectory(getLevelSetupDir(level_subdir), "level setup"); -} + setElementChangePages(&element_info[element], 1); + setElementChangeInfoToDefaults(element_info[element].change); -static void setLevelInfoToDefaults() -{ - int i, x, y; + if (IS_CUSTOM_ELEMENT(element) || + IS_GROUP_ELEMENT(element) || + IS_INTERNAL_ELEMENT(element)) + { + for (j = 0; j < MAX_ELEMENT_NAME_LEN + 1; j++) + element_info[element].description[j] = '\0'; + + if (element_info[element].custom_description != NULL) + strncpy(element_info[element].description, + element_info[element].custom_description,MAX_ELEMENT_NAME_LEN); + else + strcpy(element_info[element].description, + element_info[element].editor_description); + + element_info[element].use_gfx_element = FALSE; + element_info[element].gfx_element = EL_EMPTY_SPACE; + } + + if (IS_CUSTOM_ELEMENT(element) || + IS_INTERNAL_ELEMENT(element)) + { + element_info[element].access_direction = MV_ALL_DIRECTIONS; + + element_info[element].collect_score = 10; /* special default */ + element_info[element].collect_count = 1; /* special default */ + + element_info[element].push_delay_fixed = -1; /* initialize later */ + element_info[element].push_delay_random = -1; /* initialize later */ + element_info[element].drop_delay_fixed = 0; + element_info[element].drop_delay_random = 0; + element_info[element].move_delay_fixed = 0; + element_info[element].move_delay_random = 0; + + element_info[element].move_pattern = MV_ALL_DIRECTIONS; + element_info[element].move_direction_initial = MV_START_AUTOMATIC; + element_info[element].move_stepsize = TILEX / 8; + element_info[element].move_enter_element = EL_EMPTY_SPACE; + element_info[element].move_leave_element = EL_EMPTY_SPACE; + element_info[element].move_leave_type = LEAVE_TYPE_UNLIMITED; + + element_info[element].slippery_type = SLIPPERY_ANY_RANDOM; + + element_info[element].explosion_delay = 16; + element_info[element].ignition_delay = 8; + + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + element_info[element].content[x][y] = EL_EMPTY_SPACE; + + element_info[element].access_type = 0; + element_info[element].access_layer = 0; + element_info[element].access_protected = 0; + element_info[element].walk_to_action = 0; + element_info[element].smash_targets = 0; + element_info[element].deadliness = 0; + element_info[element].consistency = 0; - level.file_version = FILE_VERSION_ACTUAL; - level.game_version = GAME_VERSION_ACTUAL; + element_info[element].can_explode_by_fire = FALSE; + element_info[element].can_explode_smashed = FALSE; + element_info[element].can_explode_impact = FALSE; - level.encoding_16bit = FALSE; /* default: only 8-bit elements */ + element_info[element].current_change_page = 0; - lev_fieldx = level.fieldx = STD_LEV_FIELDX; - lev_fieldy = level.fieldy = STD_LEV_FIELDY; + /* start with no properties at all */ + for (j = 0; j < NUM_EP_BITFIELDS; j++) + Properties[element][j] = EP_BITMASK_DEFAULT; - for(x=0; xelement[j] = EL_EMPTY_SPACE; - for(i=0; inum_elements = 1; - strcpy(level.name, NAMELESS_LEVEL_NAME); - strcpy(level.author, ANONYMOUS_NAME); + element_info[element].group->choice_mode = ANIM_RANDOM; + } + } - for(i=0; ino_valid_file = FALSE; - BorderElement = EL_BETON; + if (leveldir_current == NULL) /* only when dumping level */ + return; /* try to determine better author name than 'anonymous' */ if (strcmp(leveldir_current->author, ANONYMOUS_NAME) != 0) { - strncpy(level.author, leveldir_current->author, MAX_LEVEL_AUTHOR_LEN); - level.author[MAX_LEVEL_AUTHOR_LEN] = '\0'; + strncpy(level->author, leveldir_current->author, MAX_LEVEL_AUTHOR_LEN); + level->author[MAX_LEVEL_AUTHOR_LEN] = '\0'; } else { switch (LEVELCLASS(leveldir_current)) { case LEVELCLASS_TUTORIAL: - strcpy(level.author, PROGRAM_AUTHOR_STRING); + strcpy(level->author, PROGRAM_AUTHOR_STRING); break; - case LEVELCLASS_CONTRIBUTION: - strncpy(level.author, leveldir_current->name,MAX_LEVEL_AUTHOR_LEN); - level.author[MAX_LEVEL_AUTHOR_LEN] = '\0'; + case LEVELCLASS_CONTRIB: + strncpy(level->author, leveldir_current->name, MAX_LEVEL_AUTHOR_LEN); + level->author[MAX_LEVEL_AUTHOR_LEN] = '\0'; break; - case LEVELCLASS_USER: - strncpy(level.author, getRealName(), MAX_LEVEL_AUTHOR_LEN); - level.author[MAX_LEVEL_AUTHOR_LEN] = '\0'; + case LEVELCLASS_PRIVATE: + strncpy(level->author, getRealName(), MAX_LEVEL_AUTHOR_LEN); + level->author[MAX_LEVEL_AUTHOR_LEN] = '\0'; break; default: @@ -487,487 +341,2494 @@ static void setLevelInfoToDefaults() } } -static int checkLevelElement(int element) +static void setFileInfoToDefaults(struct LevelFileInfo *level_file_info) +{ + level_file_info->nr = 0; + level_file_info->type = LEVEL_FILE_TYPE_UNKNOWN; + level_file_info->packed = FALSE; + level_file_info->basename = NULL; + level_file_info->filename = NULL; +} + +static void ActivateLevelTemplate() +{ + /* Currently there is no special action needed to activate the template + data, because 'element_info' and 'Properties' overwrite the original + level data, while all other variables do not change. */ +} + +static char *getLevelFilenameFromBasename(char *basename) +{ + static char *filename = NULL; + + checked_free(filename); + + filename = getPath2(getCurrentLevelDir(), basename); + + return filename; +} + +static int getFileTypeFromBasename(char *basename) { - if (element >= EL_FIRST_RUNTIME_EL) + static char *filename = NULL; + struct stat file_status; + + /* ---------- try to determine file type from filename ---------- */ + + /* check for typical filename of a Supaplex level package file */ + if (strlen(basename) == 10 && (strncmp(basename, "levels.d", 8) == 0 || + strncmp(basename, "LEVELS.D", 8) == 0)) + return LEVEL_FILE_TYPE_SP; + + /* ---------- try to determine file type from filesize ---------- */ + + checked_free(filename); + filename = getPath2(getCurrentLevelDir(), basename); + + if (stat(filename, &file_status) == 0) { - Error(ERR_WARN, "invalid level element %d", element); - element = EL_CHAR_FRAGE; + /* check for typical filesize of a Supaplex level package file */ + if (file_status.st_size == 170496) + return LEVEL_FILE_TYPE_SP; } - return element; + return LEVEL_FILE_TYPE_UNKNOWN; } -void OLD_LoadLevel(int level_nr) +static char *getSingleLevelBasename(int nr, int type) { - int i, x, y; - char *filename = getLevelFilename(level_nr); - char cookie[MAX_LINE_LEN]; - char chunk[CHUNK_ID_LEN + 1]; - boolean encoding_16bit = FALSE; /* default: maximal 256 elements */ - int file_version = FILE_VERSION_ACTUAL; - int chunk_length; - FILE *file; + static char basename[MAX_FILENAME_LEN]; + char *level_filename = getStringCopy(leveldir_current->level_filename); - /* always start with reliable default values */ - setLevelInfoToDefaults(); + if (level_filename == NULL) + level_filename = getStringCat2("%03d.", LEVELFILE_EXTENSION); - if (!(file = fopen(filename, MODE_READ))) + switch (type) { - Error(ERR_WARN, "cannot read level '%s' - creating new level", filename); - return; + case LEVEL_FILE_TYPE_RND: + if (nr < 0) + sprintf(basename, "template.%s", LEVELFILE_EXTENSION); + else + sprintf(basename, "%03d.%s", nr, LEVELFILE_EXTENSION); + break; + + case LEVEL_FILE_TYPE_EM: + sprintf(basename, "%d", nr); + break; + + case LEVEL_FILE_TYPE_UNKNOWN: + default: + sprintf(basename, level_filename, nr); + break; } - /* check file identifier */ - fgets(cookie, MAX_LINE_LEN, file); - if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') - cookie[strlen(cookie) - 1] = '\0'; + free(level_filename); -#if 0 - if (strcmp(cookie, LEVEL_COOKIE_10) == 0) /* old 1.0 level format */ - file_version = FILE_VERSION_1_0; - else if (strcmp(cookie, LEVEL_COOKIE_12) == 0)/* 1.2 (8 bit) level format */ - file_version = FILE_VERSION_1_2; - else if (strcmp(cookie, LEVEL_COOKIE) != 0) /* unknown level format */ + return basename; +} + +static char *getPackedLevelBasename(int type) +{ + static char basename[MAX_FILENAME_LEN]; + char *directory = getCurrentLevelDir(); + DIR *dir; + struct dirent *dir_entry; + + strcpy(basename, UNDEFINED_FILENAME); /* default: undefined file */ + + if ((dir = opendir(directory)) == NULL) { - Error(ERR_WARN, "wrong file identifier of level file '%s'", filename); - fclose(file); - return; + Error(ERR_WARN, "cannot read current level directory '%s'", directory); + + return basename; } -#else - if (!checkCookieString(cookie, LEVEL_COOKIE)) /* unknown file format */ + + while ((dir_entry = readdir(dir)) != NULL) /* loop until last dir entry */ { - Error(ERR_WARN, "unknown format of level file '%s'", filename); - fclose(file); - return; + char *entry_basename = dir_entry->d_name; + int entry_type = getFileTypeFromBasename(entry_basename); + + if (entry_type != LEVEL_FILE_TYPE_UNKNOWN) /* found valid level package */ + { + if (type == LEVEL_FILE_TYPE_UNKNOWN || + type == entry_type) + { + strcpy(basename, entry_basename); + + break; + } + } } - file_version = getFileVersionFromCookieString(cookie); + closedir(dir); + + return basename; +} + +static char *getSingleLevelFilename(int nr, int type) +{ + return getLevelFilenameFromBasename(getSingleLevelBasename(nr, type)); +} + +#if 0 +static char *getPackedLevelFilename(int type) +{ + return getLevelFilenameFromBasename(getPackedLevelBasename(type)); +} #endif - level.file_version = file_version; +char *getDefaultLevelFilename(int nr) +{ + return getSingleLevelFilename(nr, LEVEL_FILE_TYPE_RND); +} + +static void setLevelFileInfo_SingleLevelFilename(struct LevelFileInfo *lfi, + int type) +{ + lfi->type = type; + lfi->packed = FALSE; + lfi->basename = getSingleLevelBasename(lfi->nr, lfi->type); + lfi->filename = getLevelFilenameFromBasename(lfi->basename); +} + +static void setLevelFileInfo_PackedLevelFilename(struct LevelFileInfo *lfi, + int type) +{ + lfi->type = type; + lfi->packed = TRUE; + lfi->basename = getPackedLevelBasename(lfi->type); + lfi->filename = getLevelFilenameFromBasename(lfi->basename); +} + +static void determineLevelFileInfo_Filename(struct LevelFileInfo *lfi) +{ + /* special case: level number is negative => check for level template file */ + if (lfi->nr < 0) + { + setLevelFileInfo_SingleLevelFilename(lfi, LEVEL_FILE_TYPE_RND); + + return; + } - /* read chunk "HEAD" */ - if (file_version >= FILE_VERSION_1_2) + if (leveldir_current->level_filename != NULL) { - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); - if (strcmp(chunk, "HEAD") || chunk_length != LEVEL_HEADER_SIZE) - { - Error(ERR_WARN, "wrong 'HEAD' chunk of level file '%s'", filename); - fclose(file); + /* check for file name/pattern specified in "levelinfo.conf" */ + setLevelFileInfo_SingleLevelFilename(lfi, LEVEL_FILE_TYPE_UNKNOWN); + if (fileExists(lfi->filename)) return; - } } - lev_fieldx = level.fieldx = fgetc(file); - lev_fieldy = level.fieldy = fgetc(file); + /* check for native Rocks'n'Diamonds level file */ + setLevelFileInfo_SingleLevelFilename(lfi, LEVEL_FILE_TYPE_RND); + if (fileExists(lfi->filename)) + return; - level.time = getFile16BitInteger(file, BYTE_ORDER_BIG_ENDIAN); - level.gems_needed = getFile16BitInteger(file, BYTE_ORDER_BIG_ENDIAN); + /* check for classic Emerald Mine level file */ + setLevelFileInfo_SingleLevelFilename(lfi, LEVEL_FILE_TYPE_EM); + if (fileExists(lfi->filename)) + return; - for(i=0; ifilename)) + return; - for(i=0; itype == LEVEL_FILE_TYPE_UNKNOWN) + lfi->type = getFileTypeFromBasename(lfi->basename); +} + +static struct LevelFileInfo *getLevelFileInfo(int nr) +{ + static struct LevelFileInfo level_file_info; + + /* always start with reliable default values */ + setFileInfoToDefaults(&level_file_info); + + level_file_info.nr = nr; /* set requested level number */ + + determineLevelFileInfo_Filename(&level_file_info); + determineLevelFileInfo_Filetype(&level_file_info); + + return &level_file_info; +} - level.amoeba_speed = fgetc(file); - level.time_magic_wall = fgetc(file); - level.time_wheel = fgetc(file); - level.amoeba_content = checkLevelElement(fgetc(file)); - level.double_speed = (fgetc(file) == 1 ? TRUE : FALSE); - level.gravity = (fgetc(file) == 1 ? TRUE : FALSE); - encoding_16bit = (fgetc(file) == 1 ? TRUE : FALSE); +/* ------------------------------------------------------------------------- */ +/* functions for loading R'n'D level */ +/* ------------------------------------------------------------------------- */ - for(i=0; i= FILE_VERSION_1_2) +#if 1 + switch (element) { - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); + case EL_PLAYER_OBSOLETE: + element = EL_PLAYER_1; + break; - /* look for optional author chunk */ - if (strcmp(chunk, "AUTH") == 0 && chunk_length == MAX_LEVEL_AUTHOR_LEN) - { - for(i=0; i MAX_ELEMENT_CONTENTS) - { -#if DEBUG - printf("WARNING: num_yam_contents == %d (corrected)\n", - level.num_yam_contents); -#endif - level.num_yam_contents = STD_ELEMENT_CONTENTS; - } + case EL_EM_KEY_3_FILE_OBSOLETE: + element = EL_EM_KEY_3; + break; - for(i=0; i= NUM_FILE_ELEMENTS) + { + Error(ERR_WARN, "invalid level element %d", element); + + element = EL_UNKNOWN; + } + break; } +#else + if (element >= NUM_FILE_ELEMENTS) + { + Error(ERR_WARN, "invalid level element %d", element); - /* clear all other level fields (needed if resized in level editor later) */ - for(x=0; xfile_version = getFileVersion(file); + level->game_version = getFileVersion(file); + + return chunk_size; } -static void LoadLevel_HEAD(struct LevelInfo *level, FILE *file) +static int LoadLevel_HEAD(FILE *file, int chunk_size, struct LevelInfo *level) { int i, x, y; - lev_fieldx = level->fieldx = fgetc(file); - lev_fieldy = level->fieldy = fgetc(file); + level->fieldx = getFile8Bit(file); + level->fieldy = getFile8Bit(file); - level->time = getFile16BitInteger(file, BYTE_ORDER_BIG_ENDIAN); - level->gems_needed = getFile16BitInteger(file, BYTE_ORDER_BIG_ENDIAN); + level->time = getFile16BitBE(file); + level->gems_needed = getFile16BitBE(file); - for(i=0; iname[i] = fgetc(file); + for (i = 0; i < MAX_LEVEL_NAME_LEN; i++) + level->name[i] = getFile8Bit(file); level->name[MAX_LEVEL_NAME_LEN] = 0; - for(i=0; iscore[i] = fgetc(file); + for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + level->score[i] = getFile8Bit(file); - level->num_yam_contents = STD_ELEMENT_CONTENTS; - for(i=0; iyam_content[i][x][y] = checkLevelElement(fgetc(file)); - else - level->yam_content[i][x][y] = EL_LEERRAUM; - } - } - } + level->num_yamyam_contents = STD_ELEMENT_CONTENTS; + for (i = 0; i < STD_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = getMappedElement(getFile8Bit(file)); + + level->amoeba_speed = getFile8Bit(file); + level->time_magic_wall = getFile8Bit(file); + level->time_wheel = getFile8Bit(file); + level->amoeba_content = getMappedElement(getFile8Bit(file)); + level->double_speed = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->initial_gravity = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->encoding_16bit_field = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->em_slippery_gems = (getFile8Bit(file) == 1 ? TRUE : FALSE); + + level->use_custom_template = (getFile8Bit(file) == 1 ? TRUE : FALSE); - level->amoeba_speed = fgetc(file); - level->time_magic_wall = fgetc(file); - level->time_wheel = fgetc(file); - level->amoeba_content = checkLevelElement(fgetc(file)); - level->double_speed = (fgetc(file) == 1 ? TRUE : FALSE); - level->gravity = (fgetc(file) == 1 ? TRUE : FALSE); + level->block_last_field = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->sp_block_last_field = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->can_move_into_acid_bits = getFile32BitBE(file); + level->dont_collide_with_bits = getFile8Bit(file); - level->encoding_16bit = (fgetc(file) == 1 ? TRUE : FALSE); + level->use_spring_bug = (getFile8Bit(file) == 1 ? TRUE : FALSE); + level->use_step_counter = (getFile8Bit(file) == 1 ? TRUE : FALSE); - SkipBytesInFile(file, LEVEL_HEADER_UNUSED); /* skip unused header bytes */ + level->instant_relocation = (getFile8Bit(file) == 1 ? TRUE : FALSE); + + ReadUnusedBytesFromFile(file, LEVEL_HEADER_UNUSED); + + return chunk_size; } -static void LoadLevel_AUTH(struct LevelInfo *level, FILE *file) +static int LoadLevel_AUTH(FILE *file, int chunk_size, struct LevelInfo *level) { int i; - for(i=0; iauthor[i] = fgetc(file); + for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++) + level->author[i] = getFile8Bit(file); level->author[MAX_LEVEL_NAME_LEN] = 0; + + return chunk_size; } -static void LoadLevel_CONT(struct LevelInfo *level, FILE *file) +static int LoadLevel_BODY(FILE *file, int chunk_size, struct LevelInfo *level) { - int i, x, y; + int x, y; + int chunk_size_expected = level->fieldx * level->fieldy; + + /* Note: "chunk_size" was wrong before version 2.0 when elements are + stored with 16-bit encoding (and should be twice as big then). + Even worse, playfield data was stored 16-bit when only yamyam content + contained 16-bit elements and vice versa. */ - fgetc(file); - level->num_yam_contents = fgetc(file); - fgetc(file); - fgetc(file); + if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0) + chunk_size_expected *= 2; - if (level->num_yam_contents < 1 || - level->num_yam_contents > MAX_ELEMENT_CONTENTS) + if (chunk_size_expected != chunk_size) { -#if DEBUG - printf("WARNING: num_yam_contents == %d (corrected)\n", - level->num_yam_contents); -#endif - level->num_yam_contents = STD_ELEMENT_CONTENTS; + ReadUnusedBytesFromFile(file, chunk_size); + return chunk_size_expected; } - for(i=0; iyam_content[i][x][y] = - checkLevelElement(level->encoding_16bit ? - getFile16BitInteger(file, - BYTE_ORDER_BIG_ENDIAN) : - fgetc(file)); + for (y = 0; y < level->fieldy; y++) + for (x = 0; x < level->fieldx; x++) + level->field[x][y] = + getMappedElement(level->encoding_16bit_field ? getFile16BitBE(file) : + getFile8Bit(file)); + return chunk_size; } -static void LoadLevel_BODY(struct LevelInfo *level, FILE *file) +static int LoadLevel_CONT(FILE *file, int chunk_size, struct LevelInfo *level) { - int x, y; + int i, x, y; + int header_size = 4; + int content_size = MAX_ELEMENT_CONTENTS * 3 * 3; + int chunk_size_expected = header_size + content_size; - for(y=0; yfieldy; y++) - for(x=0; xfieldx; x++) - Feld[x][y] = Ur[x][y] = - checkLevelElement(level->encoding_16bit ? - getFile16BitInteger(file, BYTE_ORDER_BIG_ENDIAN) : - fgetc(file)); -} + /* Note: "chunk_size" was wrong before version 2.0 when elements are + stored with 16-bit encoding (and should be twice as big then). + Even worse, playfield data was stored 16-bit when only yamyam content + contained 16-bit elements and vice versa. */ -void LoadLevel(int level_nr) -{ - char *filename = getLevelFilename(level_nr); - char cookie[MAX_LINE_LEN]; - char chunk[CHUNK_ID_LEN + 1]; - int chunk_length; - FILE *file; + if (level->encoding_16bit_field && level->file_version >= FILE_VERSION_2_0) + chunk_size_expected += content_size; - /* always start with reliable default values */ - setLevelInfoToDefaults(); + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size); + return chunk_size_expected; + } - if (!(file = fopen(filename, MODE_READ))) + getFile8Bit(file); + level->num_yamyam_contents = getFile8Bit(file); + getFile8Bit(file); + getFile8Bit(file); + + /* correct invalid number of content fields -- should never happen */ + if (level->num_yamyam_contents < 1 || + level->num_yamyam_contents > MAX_ELEMENT_CONTENTS) + level->num_yamyam_contents = STD_ELEMENT_CONTENTS; + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = + getMappedElement(level->encoding_16bit_field ? + getFile16BitBE(file) : getFile8Bit(file)); + return chunk_size; +} + +static int LoadLevel_CNT2(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int i, x, y; + int element; + int num_contents, content_xsize, content_ysize; + int content_array[MAX_ELEMENT_CONTENTS][3][3]; + + element = getMappedElement(getFile16BitBE(file)); + num_contents = getFile8Bit(file); + content_xsize = getFile8Bit(file); + content_ysize = getFile8Bit(file); + + ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT2_UNUSED); + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + content_array[i][x][y] = getMappedElement(getFile16BitBE(file)); + + /* correct invalid number of content fields -- should never happen */ + if (num_contents < 1 || num_contents > MAX_ELEMENT_CONTENTS) + num_contents = STD_ELEMENT_CONTENTS; + + if (element == EL_YAMYAM) { - Error(ERR_WARN, "cannot read level '%s' - creating new level", filename); - return; + level->num_yamyam_contents = num_contents; + + for (i = 0; i < num_contents; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = content_array[i][x][y]; + } + else if (element == EL_BD_AMOEBA) + { + level->amoeba_content = content_array[0][0][0]; + } + else + { + Error(ERR_WARN, "cannot load content for element '%d'", element); } - /* check file identifier */ - fgets(cookie, MAX_LINE_LEN, file); - if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') - cookie[strlen(cookie) - 1] = '\0'; + return chunk_size; +} + +static int LoadLevel_CNT3(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int i; + int element; + int envelope_nr; + int envelope_len; + int chunk_size_expected; + + element = getMappedElement(getFile16BitBE(file)); + if (!IS_ENVELOPE(element)) + element = EL_ENVELOPE_1; + + envelope_nr = element - EL_ENVELOPE_1; + + envelope_len = getFile16BitBE(file); - if (!checkCookieString(cookie, LEVEL_COOKIE)) /* unknown file format */ + level->envelope_xsize[envelope_nr] = getFile8Bit(file); + level->envelope_ysize[envelope_nr] = getFile8Bit(file); + + ReadUnusedBytesFromFile(file, LEVEL_CHUNK_CNT3_UNUSED); + + chunk_size_expected = LEVEL_CHUNK_CNT3_SIZE(envelope_len); + if (chunk_size_expected != chunk_size) { - Error(ERR_WARN, "unknown format of level file '%s'", filename); - fclose(file); - return; + ReadUnusedBytesFromFile(file, chunk_size - LEVEL_CHUNK_CNT3_HEADER); + return chunk_size_expected; + } + + for (i = 0; i < envelope_len; i++) + level->envelope_text[envelope_nr][i] = getFile8Bit(file); + + return chunk_size; +} + +static int LoadLevel_CUS1(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int num_changed_custom_elements = getFile16BitBE(file); + int chunk_size_expected = 2 + num_changed_custom_elements * 6; + int i; + + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size_expected; } - if ((level.file_version = getFileVersionFromCookieString(cookie)) == -1) + for (i = 0; i < num_changed_custom_elements; i++) { - Error(ERR_WARN, "unsupported version of level file '%s'", filename); - fclose(file); + int element = getFile16BitBE(file); + int properties = getFile32BitBE(file); + + if (IS_CUSTOM_ELEMENT(element)) + Properties[element][EP_BITFIELD_BASE] = properties; + else + Error(ERR_WARN, "invalid custom element number %d", element); + } + + return chunk_size; +} + +static int LoadLevel_CUS2(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int num_changed_custom_elements = getFile16BitBE(file); + int chunk_size_expected = 2 + num_changed_custom_elements * 4; + int i; + + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size_expected; + } + + for (i = 0; i < num_changed_custom_elements; i++) + { + int element = getFile16BitBE(file); + int custom_target_element = getFile16BitBE(file); + + if (IS_CUSTOM_ELEMENT(element)) + element_info[element].change->target_element = custom_target_element; + else + Error(ERR_WARN, "invalid custom element number %d", element); + } + + return chunk_size; +} + +static int LoadLevel_CUS3(FILE *file, int chunk_size, struct LevelInfo *level) +{ + int num_changed_custom_elements = getFile16BitBE(file); + int chunk_size_expected = LEVEL_CHUNK_CUS3_SIZE(num_changed_custom_elements); + int i, j, x, y; + + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size_expected; + } + + for (i = 0; i < num_changed_custom_elements; i++) + { + int element = getFile16BitBE(file); + + if (!IS_CUSTOM_ELEMENT(element)) + { + Error(ERR_WARN, "invalid custom element number %d", element); + + element = EL_INTERNAL_DUMMY; + } + + for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++) + element_info[element].description[j] = getFile8Bit(file); + element_info[element].description[MAX_ELEMENT_NAME_LEN] = 0; + + Properties[element][EP_BITFIELD_BASE] = getFile32BitBE(file); + + /* some free bytes for future properties and padding */ + ReadUnusedBytesFromFile(file, 7); + + element_info[element].use_gfx_element = getFile8Bit(file); + element_info[element].gfx_element = + getMappedElement(getFile16BitBE(file)); + + element_info[element].collect_score = getFile8Bit(file); + element_info[element].collect_count = getFile8Bit(file); + + element_info[element].push_delay_fixed = getFile16BitBE(file); + element_info[element].push_delay_random = getFile16BitBE(file); + element_info[element].move_delay_fixed = getFile16BitBE(file); + element_info[element].move_delay_random = getFile16BitBE(file); + + element_info[element].move_pattern = getFile16BitBE(file); + element_info[element].move_direction_initial = getFile8Bit(file); + element_info[element].move_stepsize = getFile8Bit(file); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + element_info[element].content[x][y] = + getMappedElement(getFile16BitBE(file)); + + element_info[element].change->events = getFile32BitBE(file); + + element_info[element].change->target_element = + getMappedElement(getFile16BitBE(file)); + + element_info[element].change->delay_fixed = getFile16BitBE(file); + element_info[element].change->delay_random = getFile16BitBE(file); + element_info[element].change->delay_frames = getFile16BitBE(file); + + element_info[element].change->trigger_element = + getMappedElement(getFile16BitBE(file)); + + element_info[element].change->explode = getFile8Bit(file); + element_info[element].change->use_target_content = getFile8Bit(file); + element_info[element].change->only_if_complete = getFile8Bit(file); + element_info[element].change->use_random_replace = getFile8Bit(file); + + element_info[element].change->random_percentage = getFile8Bit(file); + element_info[element].change->replace_when = getFile8Bit(file); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + element_info[element].change->target_content[x][y] = + getMappedElement(getFile16BitBE(file)); + + element_info[element].slippery_type = getFile8Bit(file); + + /* some free bytes for future properties and padding */ + ReadUnusedBytesFromFile(file, LEVEL_CPART_CUS3_UNUSED); + + /* mark that this custom element has been modified */ + element_info[element].modified_settings = TRUE; + } + + return chunk_size; +} + +static int LoadLevel_CUS4(FILE *file, int chunk_size, struct LevelInfo *level) +{ + struct ElementInfo *ei; + int chunk_size_expected; + int element; + int i, x, y; + + element = getFile16BitBE(file); + + if (!IS_CUSTOM_ELEMENT(element)) + { + Error(ERR_WARN, "invalid custom element number %d", element); + + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size; + } + + ei = &element_info[element]; + + for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++) + ei->description[i] = getFile8Bit(file); + ei->description[MAX_ELEMENT_NAME_LEN] = 0; + + Properties[element][EP_BITFIELD_BASE] = getFile32BitBE(file); + ReadUnusedBytesFromFile(file, 4); /* reserved for more base properties */ + + ei->num_change_pages = getFile8Bit(file); + + /* some free bytes for future base property values and padding */ + ReadUnusedBytesFromFile(file, 5); + + chunk_size_expected = LEVEL_CHUNK_CUS4_SIZE(ei->num_change_pages); + if (chunk_size_expected != chunk_size) + { + ReadUnusedBytesFromFile(file, chunk_size - 48); + return chunk_size_expected; + } + + /* read custom property values */ + + ei->use_gfx_element = getFile8Bit(file); + ei->gfx_element = getMappedElement(getFile16BitBE(file)); + + ei->collect_score = getFile8Bit(file); + ei->collect_count = getFile8Bit(file); + + ei->drop_delay_fixed = getFile8Bit(file); + ei->push_delay_fixed = getFile8Bit(file); + ei->drop_delay_random = getFile8Bit(file); + ei->push_delay_random = getFile8Bit(file); + ei->move_delay_fixed = getFile16BitBE(file); + ei->move_delay_random = getFile16BitBE(file); + + /* bits 0 - 15 of "move_pattern" ... */ + ei->move_pattern = getFile16BitBE(file); + ei->move_direction_initial = getFile8Bit(file); + ei->move_stepsize = getFile8Bit(file); + + ei->slippery_type = getFile8Bit(file); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + ei->content[x][y] = getMappedElement(getFile16BitBE(file)); + + ei->move_enter_element = getMappedElement(getFile16BitBE(file)); + ei->move_leave_element = getMappedElement(getFile16BitBE(file)); + ei->move_leave_type = getFile8Bit(file); + + /* ... bits 16 - 31 of "move_pattern" (not nice, but downward compatible) */ + ei->move_pattern |= (getFile16BitBE(file) << 16); + + ei->access_direction = getFile8Bit(file); + + ei->explosion_delay = getFile8Bit(file); + ei->ignition_delay = getFile8Bit(file); + + /* some free bytes for future custom property values and padding */ + ReadUnusedBytesFromFile(file, 2); + + /* read change property values */ + + setElementChangePages(ei, ei->num_change_pages); + + for (i = 0; i < ei->num_change_pages; i++) + { + struct ElementChangeInfo *change = &ei->change_page[i]; + + /* always start with reliable default values */ + setElementChangeInfoToDefaults(change); + + change->events = getFile32BitBE(file); + + change->target_element = getMappedElement(getFile16BitBE(file)); + + change->delay_fixed = getFile16BitBE(file); + change->delay_random = getFile16BitBE(file); + change->delay_frames = getFile16BitBE(file); + + change->trigger_element = getMappedElement(getFile16BitBE(file)); + + change->explode = getFile8Bit(file); + change->use_target_content = getFile8Bit(file); + change->only_if_complete = getFile8Bit(file); + change->use_random_replace = getFile8Bit(file); + + change->random_percentage = getFile8Bit(file); + change->replace_when = getFile8Bit(file); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + change->target_content[x][y] = getMappedElement(getFile16BitBE(file)); + + change->can_change = getFile8Bit(file); + + change->trigger_side = getFile8Bit(file); + +#if 1 + change->trigger_player = getFile8Bit(file); + change->trigger_page = getFile8Bit(file); + + change->trigger_page = (change->trigger_page == CH_PAGE_ANY_FILE ? + CH_PAGE_ANY : (1 << change->trigger_page)); + + /* some free bytes for future change property values and padding */ + ReadUnusedBytesFromFile(file, 6); + +#else + + /* some free bytes for future change property values and padding */ + ReadUnusedBytesFromFile(file, 8); +#endif + } + + /* mark this custom element as modified */ + ei->modified_settings = TRUE; + + return chunk_size; +} + +static int LoadLevel_GRP1(FILE *file, int chunk_size, struct LevelInfo *level) +{ + struct ElementInfo *ei; + struct ElementGroupInfo *group; + int element; + int i; + + element = getFile16BitBE(file); + + if (!IS_GROUP_ELEMENT(element)) + { + Error(ERR_WARN, "invalid group element number %d", element); + + ReadUnusedBytesFromFile(file, chunk_size - 2); + return chunk_size; + } + + ei = &element_info[element]; + + for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++) + ei->description[i] = getFile8Bit(file); + ei->description[MAX_ELEMENT_NAME_LEN] = 0; + + group = element_info[element].group; + + group->num_elements = getFile8Bit(file); + + ei->use_gfx_element = getFile8Bit(file); + ei->gfx_element = getMappedElement(getFile16BitBE(file)); + + group->choice_mode = getFile8Bit(file); + + /* some free bytes for future values and padding */ + ReadUnusedBytesFromFile(file, 3); + + for (i = 0; i < MAX_ELEMENTS_IN_GROUP; i++) + group->element[i] = getMappedElement(getFile16BitBE(file)); + + /* mark this group element as modified */ + element_info[element].modified_settings = TRUE; + + return chunk_size; +} + +static void LoadLevelFromFileInfo_RND(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) +{ + char *filename = level_file_info->filename; + char cookie[MAX_LINE_LEN]; + char chunk_name[CHUNK_ID_LEN + 1]; + int chunk_size; + FILE *file; + + if (!(file = fopen(filename, MODE_READ))) + { + level->no_valid_file = TRUE; + + if (level != &level_template) + Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename); + return; } - if (level.file_version < FILE_VERSION_1_2) + getFileChunkBE(file, chunk_name, NULL); + if (strcmp(chunk_name, "RND1") == 0) + { + getFile32BitBE(file); /* not used */ + + getFileChunkBE(file, chunk_name, NULL); + if (strcmp(chunk_name, "CAVE") != 0) + { + level->no_valid_file = TRUE; + + Error(ERR_WARN, "unknown format of level file '%s'", filename); + fclose(file); + return; + } + } + else /* check for pre-2.0 file format with cookie string */ + { + strcpy(cookie, chunk_name); + fgets(&cookie[4], MAX_LINE_LEN - 4, file); + if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; + + if (!checkCookieString(cookie, LEVEL_COOKIE_TMPL)) + { + level->no_valid_file = TRUE; + + Error(ERR_WARN, "unknown format of level file '%s'", filename); + fclose(file); + return; + } + + if ((level->file_version = getFileVersionFromCookieString(cookie)) == -1) + { + level->no_valid_file = TRUE; + + Error(ERR_WARN, "unsupported version of level file '%s'", filename); + fclose(file); + return; + } + + /* pre-2.0 level files have no game version, so use file version here */ + level->game_version = level->file_version; + } + + if (level->file_version < FILE_VERSION_1_2) { /* level files from versions before 1.2.0 without chunk structure */ - LoadLevel_HEAD(&level, file); - LoadLevel_BODY(&level, file); + LoadLevel_HEAD(file, LEVEL_HEADER_SIZE, level); + LoadLevel_BODY(file, level->fieldx * level->fieldy, level); } else { static struct { - char *chunk_name; - void (*chunk_loader)(struct LevelInfo *, FILE *); - int chunk_length; + char *name; + int size; + int (*loader)(FILE *, int, struct LevelInfo *); } chunk_info[] = { - { "HEAD", LoadLevel_HEAD, LEVEL_HEADER_SIZE }, - { "AUTH", LoadLevel_AUTH, MAX_LEVEL_AUTHOR_LEN }, - { "CONT", LoadLevel_CONT, 4 + MAX_ELEMENT_CONTENTS * 3 * 3 }, - { "BODY", LoadLevel_BODY, 0 }, /* depends on contents of "HEAD" */ - { NULL, NULL, 0 } + { "VERS", FILE_VERS_CHUNK_SIZE, LoadLevel_VERS }, + { "HEAD", LEVEL_HEADER_SIZE, LoadLevel_HEAD }, + { "AUTH", MAX_LEVEL_AUTHOR_LEN, LoadLevel_AUTH }, + { "BODY", -1, LoadLevel_BODY }, + { "CONT", -1, LoadLevel_CONT }, + { "CNT2", LEVEL_CHUNK_CNT2_SIZE, LoadLevel_CNT2 }, + { "CNT3", -1, LoadLevel_CNT3 }, + { "CUS1", -1, LoadLevel_CUS1 }, + { "CUS2", -1, LoadLevel_CUS2 }, + { "CUS3", -1, LoadLevel_CUS3 }, + { "CUS4", -1, LoadLevel_CUS4 }, + { "GRP1", -1, LoadLevel_GRP1 }, + { NULL, 0, NULL } }; - while (getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN)) + while (getFileChunkBE(file, chunk_name, &chunk_size)) { int i = 0; - while (chunk_info[i].chunk_name != NULL && - strcmp(chunk, chunk_info[i].chunk_name) != 0) + while (chunk_info[i].name != NULL && + strcmp(chunk_name, chunk_info[i].name) != 0) i++; - if (chunk_info[i].chunk_name == NULL) + if (chunk_info[i].name == NULL) { Error(ERR_WARN, "unknown chunk '%s' in level file '%s'", - chunk, filename); - SkipBytesInFile(file, chunk_length); + chunk_name, filename); + ReadUnusedBytesFromFile(file, chunk_size); } - else if (chunk_length != chunk_info[i].chunk_length) + else if (chunk_info[i].size != -1 && + chunk_info[i].size != chunk_size) { Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'", - chunk_length, chunk, filename); - SkipBytesInFile(file, chunk_length); + chunk_size, chunk_name, filename); + ReadUnusedBytesFromFile(file, chunk_size); } else { /* call function to load this level chunk */ - (chunk_info[i].chunk_loader)(&level, file); + int chunk_size_expected = + (chunk_info[i].loader)(file, chunk_size, level); - if (strcmp(chunk, "HEAD") == 0) + /* the size of some chunks cannot be checked before reading other + chunks first (like "HEAD" and "BODY") that contain some header + information, so check them here */ + if (chunk_size_expected != chunk_size) { - /* Note: "chunk_length" for CONT and BODY is wrong when elements are - stored with 16-bit encoding (and should be twice as big then). */ - - chunk_info[3].chunk_length = level.fieldx * level.fieldy; + Error(ERR_WARN, "wrong size (%d) of chunk '%s' in level file '%s'", + chunk_size, chunk_name, filename); } } } + } -#if 0 - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); - if (strcmp(chunk, "HEAD") || chunk_length != LEVEL_HEADER_SIZE) - { - Error(ERR_WARN, "wrong 'HEAD' chunk of level file '%s'", filename); - fclose(file); - return; - } + fclose(file); +} - LoadLevel_HEAD(&level, file); +/* ------------------------------------------------------------------------- */ +/* functions for loading EM level */ +/* ------------------------------------------------------------------------- */ - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); +static int map_em_element_yam(int element) +{ + switch (element) + { + case 0x00: return EL_EMPTY; + case 0x01: return EL_EMERALD; + case 0x02: return EL_DIAMOND; + case 0x03: return EL_ROCK; + case 0x04: return EL_ROBOT; + case 0x05: return EL_SPACESHIP_UP; + case 0x06: return EL_BOMB; + case 0x07: return EL_BUG_UP; + case 0x08: return EL_AMOEBA_DROP; + case 0x09: return EL_NUT; + case 0x0a: return EL_YAMYAM; + case 0x0b: return EL_QUICKSAND_FULL; + case 0x0c: return EL_SAND; + case 0x0d: return EL_WALL_SLIPPERY; + case 0x0e: return EL_STEELWALL; + case 0x0f: return EL_WALL; + case 0x10: return EL_EM_KEY_1; + case 0x11: return EL_EM_KEY_2; + case 0x12: return EL_EM_KEY_4; + case 0x13: return EL_EM_KEY_3; + case 0x14: return EL_MAGIC_WALL; + case 0x15: return EL_ROBOT_WHEEL; + case 0x16: return EL_DYNAMITE; + + case 0x17: return EL_EM_KEY_1; /* EMC */ + case 0x18: return EL_BUG_UP; /* EMC */ + case 0x1a: return EL_DIAMOND; /* EMC */ + case 0x1b: return EL_EMERALD; /* EMC */ + case 0x25: return EL_NUT; /* EMC */ + case 0x80: return EL_EMPTY; /* EMC */ + case 0x85: return EL_EM_KEY_1; /* EMC */ + case 0x86: return EL_EM_KEY_2; /* EMC */ + case 0x87: return EL_EM_KEY_4; /* EMC */ + case 0x88: return EL_EM_KEY_3; /* EMC */ + case 0x94: return EL_QUICKSAND_EMPTY; /* EMC */ + case 0x9a: return EL_AMOEBA_WET; /* EMC */ + case 0xaf: return EL_DYNAMITE; /* EMC */ + case 0xbd: return EL_SAND; /* EMC */ - /* look for optional author chunk */ - if (strcmp(chunk, "AUTH") == 0 && chunk_length == MAX_LEVEL_AUTHOR_LEN) - { - LoadLevel_AUTH(&level, file); + default: + Error(ERR_WARN, "invalid level element %d", element); + return EL_UNKNOWN; + } +} - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); - } +static int map_em_element_field(int element) +{ + if (element >= 0xc8 && element <= 0xe1) + return EL_CHAR_A + (element - 0xc8); + else if (element >= 0xe2 && element <= 0xeb) + return EL_CHAR_0 + (element - 0xe2); - /* look for optional content chunk */ - if (strcmp(chunk, "CONT") == 0 && - chunk_length == 4 + MAX_ELEMENT_CONTENTS * 3 * 3) - { - LoadLevel_CONT(&level, file); + switch (element) + { + case 0x00: return EL_ROCK; + case 0x01: return EL_ROCK; /* EMC */ + case 0x02: return EL_DIAMOND; + case 0x03: return EL_DIAMOND; + case 0x04: return EL_ROBOT; + case 0x05: return EL_ROBOT; /* EMC */ + case 0x06: return EL_EMPTY_SPACE; /* EMC */ + case 0x07: return EL_EMPTY_SPACE; /* EMC */ + case 0x08: return EL_SPACESHIP_UP; + case 0x09: return EL_SPACESHIP_RIGHT; + case 0x0a: return EL_SPACESHIP_DOWN; + case 0x0b: return EL_SPACESHIP_LEFT; + case 0x0c: return EL_SPACESHIP_UP; + case 0x0d: return EL_SPACESHIP_RIGHT; + case 0x0e: return EL_SPACESHIP_DOWN; + case 0x0f: return EL_SPACESHIP_LEFT; + + case 0x10: return EL_BOMB; + case 0x11: return EL_BOMB; /* EMC */ + case 0x12: return EL_EMERALD; + case 0x13: return EL_EMERALD; + case 0x14: return EL_BUG_UP; + case 0x15: return EL_BUG_RIGHT; + case 0x16: return EL_BUG_DOWN; + case 0x17: return EL_BUG_LEFT; + case 0x18: return EL_BUG_UP; + case 0x19: return EL_BUG_RIGHT; + case 0x1a: return EL_BUG_DOWN; + case 0x1b: return EL_BUG_LEFT; + case 0x1c: return EL_AMOEBA_DROP; + case 0x1d: return EL_AMOEBA_DROP; /* EMC */ + case 0x1e: return EL_AMOEBA_DROP; /* EMC */ + case 0x1f: return EL_AMOEBA_DROP; /* EMC */ + + case 0x20: return EL_ROCK; + case 0x21: return EL_BOMB; /* EMC */ + case 0x22: return EL_DIAMOND; /* EMC */ + case 0x23: return EL_EMERALD; /* EMC */ + case 0x24: return EL_MAGIC_WALL; + case 0x25: return EL_NUT; + case 0x26: return EL_NUT; /* EMC */ + case 0x27: return EL_NUT; /* EMC */ + + /* looks like magic wheel, but is _always_ activated */ + case 0x28: return EL_ROBOT_WHEEL; /* EMC */ + + case 0x29: return EL_YAMYAM; /* up */ + case 0x2a: return EL_YAMYAM; /* down */ + case 0x2b: return EL_YAMYAM; /* left */ /* EMC */ + case 0x2c: return EL_YAMYAM; /* right */ /* EMC */ + case 0x2d: return EL_QUICKSAND_FULL; + case 0x2e: return EL_EMPTY_SPACE; /* EMC */ + case 0x2f: return EL_EMPTY_SPACE; /* EMC */ + + case 0x30: return EL_EMPTY_SPACE; /* EMC */ + case 0x31: return EL_SAND; /* EMC */ + case 0x32: return EL_SAND; /* EMC */ + case 0x33: return EL_SAND; /* EMC */ + case 0x34: return EL_QUICKSAND_FULL; /* EMC */ + case 0x35: return EL_QUICKSAND_FULL; /* EMC */ + case 0x36: return EL_QUICKSAND_FULL; /* EMC */ + case 0x37: return EL_SAND; /* EMC */ + case 0x38: return EL_ROCK; /* EMC */ + case 0x39: return EL_EXPANDABLE_WALL_HORIZONTAL; /* EMC */ + case 0x3a: return EL_EXPANDABLE_WALL_VERTICAL; /* EMC */ + case 0x3b: return EL_DYNAMITE_ACTIVE; /* 1 */ + case 0x3c: return EL_DYNAMITE_ACTIVE; /* 2 */ + case 0x3d: return EL_DYNAMITE_ACTIVE; /* 3 */ + case 0x3e: return EL_DYNAMITE_ACTIVE; /* 4 */ + case 0x3f: return EL_ACID_POOL_BOTTOM; + + case 0x40: return EL_EXIT_OPEN; /* 1 */ + case 0x41: return EL_EXIT_OPEN; /* 2 */ + case 0x42: return EL_EXIT_OPEN; /* 3 */ + case 0x43: return EL_BALLOON; /* EMC */ + case 0x44: return EL_UNKNOWN; /* EMC ("plant") */ + case 0x45: return EL_SPRING; /* EMC */ + case 0x46: return EL_SPRING; /* falling */ /* EMC */ + case 0x47: return EL_SPRING; /* left */ /* EMC */ + case 0x48: return EL_SPRING; /* right */ /* EMC */ + case 0x49: return EL_UNKNOWN; /* EMC ("ball 1") */ + case 0x4a: return EL_UNKNOWN; /* EMC ("ball 2") */ + case 0x4b: return EL_UNKNOWN; /* EMC ("android") */ + case 0x4c: return EL_EMPTY_SPACE; /* EMC */ + case 0x4d: return EL_UNKNOWN; /* EMC ("android") */ + case 0x4e: return EL_INVISIBLE_WALL; /* EMC (? "android") */ + case 0x4f: return EL_UNKNOWN; /* EMC ("android") */ + + case 0x50: return EL_UNKNOWN; /* EMC ("android") */ + case 0x51: return EL_UNKNOWN; /* EMC ("android") */ + case 0x52: return EL_UNKNOWN; /* EMC ("android") */ + case 0x53: return EL_UNKNOWN; /* EMC ("android") */ + case 0x54: return EL_UNKNOWN; /* EMC ("android") */ + case 0x55: return EL_EMPTY_SPACE; /* EMC */ + case 0x56: return EL_EMPTY_SPACE; /* EMC */ + case 0x57: return EL_EMPTY_SPACE; /* EMC */ + case 0x58: return EL_EMPTY_SPACE; /* EMC */ + case 0x59: return EL_EMPTY_SPACE; /* EMC */ + case 0x5a: return EL_EMPTY_SPACE; /* EMC */ + case 0x5b: return EL_EMPTY_SPACE; /* EMC */ + case 0x5c: return EL_EMPTY_SPACE; /* EMC */ + case 0x5d: return EL_EMPTY_SPACE; /* EMC */ + case 0x5e: return EL_EMPTY_SPACE; /* EMC */ + case 0x5f: return EL_EMPTY_SPACE; /* EMC */ + + case 0x60: return EL_EMPTY_SPACE; /* EMC */ + case 0x61: return EL_EMPTY_SPACE; /* EMC */ + case 0x62: return EL_EMPTY_SPACE; /* EMC */ + case 0x63: return EL_SPRING; /* left */ /* EMC */ + case 0x64: return EL_SPRING; /* right */ /* EMC */ + case 0x65: return EL_ACID; /* 1 */ /* EMC */ + case 0x66: return EL_ACID; /* 2 */ /* EMC */ + case 0x67: return EL_ACID; /* 3 */ /* EMC */ + case 0x68: return EL_ACID; /* 4 */ /* EMC */ + case 0x69: return EL_ACID; /* 5 */ /* EMC */ + case 0x6a: return EL_ACID; /* 6 */ /* EMC */ + case 0x6b: return EL_ACID; /* 7 */ /* EMC */ + case 0x6c: return EL_ACID; /* 8 */ /* EMC */ + case 0x6d: return EL_EMPTY_SPACE; /* EMC */ + case 0x6e: return EL_EMPTY_SPACE; /* EMC */ + case 0x6f: return EL_EMPTY_SPACE; /* EMC */ + + case 0x70: return EL_EMPTY_SPACE; /* EMC */ + case 0x71: return EL_EMPTY_SPACE; /* EMC */ + case 0x72: return EL_NUT; /* left */ /* EMC */ + case 0x73: return EL_SAND; /* EMC (? "nut") */ + case 0x74: return EL_STEELWALL; + case 0x75: return EL_EMPTY_SPACE; /* EMC */ + case 0x76: return EL_EMPTY_SPACE; /* EMC */ + case 0x77: return EL_BOMB; /* left */ /* EMC */ + case 0x78: return EL_BOMB; /* right */ /* EMC */ + case 0x79: return EL_ROCK; /* left */ /* EMC */ + case 0x7a: return EL_ROCK; /* right */ /* EMC */ + case 0x7b: return EL_ACID; /* (? EMC "blank") */ + case 0x7c: return EL_EMPTY_SPACE; /* EMC */ + case 0x7d: return EL_EMPTY_SPACE; /* EMC */ + case 0x7e: return EL_EMPTY_SPACE; /* EMC */ + case 0x7f: return EL_EMPTY_SPACE; /* EMC */ + + case 0x80: return EL_EMPTY; + case 0x81: return EL_WALL_SLIPPERY; + case 0x82: return EL_SAND; + case 0x83: return EL_STEELWALL; + case 0x84: return EL_WALL; + case 0x85: return EL_EM_KEY_1; + case 0x86: return EL_EM_KEY_2; + case 0x87: return EL_EM_KEY_4; + case 0x88: return EL_EM_KEY_3; + case 0x89: return EL_EM_GATE_1; + case 0x8a: return EL_EM_GATE_2; + case 0x8b: return EL_EM_GATE_4; + case 0x8c: return EL_EM_GATE_3; + case 0x8d: return EL_INVISIBLE_WALL; /* EMC (? "dripper") */ + case 0x8e: return EL_EM_GATE_1_GRAY; + case 0x8f: return EL_EM_GATE_2_GRAY; + + case 0x90: return EL_EM_GATE_4_GRAY; + case 0x91: return EL_EM_GATE_3_GRAY; + case 0x92: return EL_MAGIC_WALL; + case 0x93: return EL_ROBOT_WHEEL; + case 0x94: return EL_QUICKSAND_EMPTY; /* (? EMC "sand") */ + case 0x95: return EL_ACID_POOL_TOPLEFT; + case 0x96: return EL_ACID_POOL_TOPRIGHT; + case 0x97: return EL_ACID_POOL_BOTTOMLEFT; + case 0x98: return EL_ACID_POOL_BOTTOMRIGHT; + case 0x99: return EL_ACID; /* (? EMC "fake blank") */ + case 0x9a: return EL_AMOEBA_DEAD; /* 1 */ + case 0x9b: return EL_AMOEBA_DEAD; /* 2 */ + case 0x9c: return EL_AMOEBA_DEAD; /* 3 */ + case 0x9d: return EL_AMOEBA_DEAD; /* 4 */ + case 0x9e: return EL_EXIT_CLOSED; + case 0x9f: return EL_CHAR_LESS; /* arrow left */ + + /* looks like normal sand, but behaves like wall */ + case 0xa0: return EL_UNKNOWN; /* EMC ("fake grass") */ + case 0xa1: return EL_UNKNOWN; /* EMC ("lenses") */ + case 0xa2: return EL_UNKNOWN; /* EMC ("magnify") */ + case 0xa3: return EL_UNKNOWN; /* EMC ("fake blank") */ + case 0xa4: return EL_UNKNOWN; /* EMC ("fake grass") */ + case 0xa5: return EL_UNKNOWN; /* EMC ("switch") */ + case 0xa6: return EL_UNKNOWN; /* EMC ("switch") */ + case 0xa7: return EL_EMPTY_SPACE; /* EMC */ + case 0xa8: return EL_EMC_WALL_1; /* EMC ("decor 8") */ + case 0xa9: return EL_EMC_WALL_2; /* EMC ("decor 9") */ + case 0xaa: return EL_EMC_WALL_3; /* EMC ("decor 10") */ + case 0xab: return EL_EMC_WALL_7; /* EMC ("decor 5") */ + case 0xac: return EL_CHAR_COMMA; /* EMC */ + case 0xad: return EL_CHAR_QUOTEDBL; /* EMC */ + case 0xae: return EL_CHAR_MINUS; /* EMC */ + case 0xaf: return EL_DYNAMITE; + + case 0xb0: return EL_EMC_STEELWALL_1; /* EMC ("steel 3") */ + case 0xb1: return EL_EMC_WALL_8; /* EMC ("decor 6") */ + case 0xb2: return EL_UNKNOWN; /* EMC ("decor 7") */ + case 0xb3: return EL_STEELWALL; /* 2 */ /* EMC */ + case 0xb4: return EL_WALL_SLIPPERY; /* 2 */ /* EMC */ + case 0xb5: return EL_EMC_WALL_6; /* EMC ("decor 2") */ + case 0xb6: return EL_EMC_WALL_5; /* EMC ("decor 4") */ + case 0xb7: return EL_EMC_WALL_4; /* EMC ("decor 3") */ + case 0xb8: return EL_BALLOON_SWITCH_ANY; /* EMC */ + case 0xb9: return EL_BALLOON_SWITCH_RIGHT; /* EMC */ + case 0xba: return EL_BALLOON_SWITCH_DOWN; /* EMC */ + case 0xbb: return EL_BALLOON_SWITCH_LEFT; /* EMC */ + case 0xbc: return EL_BALLOON_SWITCH_UP; /* EMC */ + case 0xbd: return EL_SAND; /* EMC ("dirt") */ + case 0xbe: return EL_UNKNOWN; /* EMC ("plant") */ + case 0xbf: return EL_UNKNOWN; /* EMC ("key 5") */ + + case 0xc0: return EL_UNKNOWN; /* EMC ("key 6") */ + case 0xc1: return EL_UNKNOWN; /* EMC ("key 7") */ + case 0xc2: return EL_UNKNOWN; /* EMC ("key 8") */ + case 0xc3: return EL_UNKNOWN; /* EMC ("door 5") */ + case 0xc4: return EL_UNKNOWN; /* EMC ("door 6") */ + case 0xc5: return EL_UNKNOWN; /* EMC ("door 7") */ + case 0xc6: return EL_UNKNOWN; /* EMC ("door 8") */ + case 0xc7: return EL_UNKNOWN; /* EMC ("bumper") */ + + /* characters: see above */ + + case 0xec: return EL_CHAR_PERIOD; + case 0xed: return EL_CHAR_EXCLAM; + case 0xee: return EL_CHAR_COLON; + case 0xef: return EL_CHAR_QUESTION; + + case 0xf0: return EL_CHAR_GREATER; /* arrow right */ + case 0xf1: return EL_CHAR_COPYRIGHT; /* EMC: "decor 1" */ + case 0xf2: return EL_UNKNOWN; /* EMC ("fake door 5") */ + case 0xf3: return EL_UNKNOWN; /* EMC ("fake door 6") */ + case 0xf4: return EL_UNKNOWN; /* EMC ("fake door 7") */ + case 0xf5: return EL_UNKNOWN; /* EMC ("fake door 8") */ + case 0xf6: return EL_EMPTY_SPACE; /* EMC */ + case 0xf7: return EL_EMPTY_SPACE; /* EMC */ + + case 0xf8: return EL_EMPTY_SPACE; /* EMC */ + case 0xf9: return EL_EMPTY_SPACE; /* EMC */ + case 0xfa: return EL_EMPTY_SPACE; /* EMC */ + case 0xfb: return EL_EMPTY_SPACE; /* EMC */ + case 0xfc: return EL_EMPTY_SPACE; /* EMC */ + case 0xfd: return EL_EMPTY_SPACE; /* EMC */ + + case 0xfe: return EL_PLAYER_1; /* EMC: "blank" */ + case 0xff: return EL_PLAYER_2; /* EMC: "blank" */ - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); - } + default: + /* should never happen (all 8-bit value cases should be handled) */ + Error(ERR_WARN, "invalid level element %d", element); + return EL_UNKNOWN; + } +} - /* next check body chunk identifier and chunk length */ - if (strcmp(chunk, "BODY") != 0 || chunk_length != lev_fieldx * lev_fieldy) - { - Error(ERR_WARN, "wrong 'BODY' chunk of level file '%s'", filename); - fclose(file); - return; - } +#define EM_LEVEL_SIZE 2106 +#define EM_LEVEL_XSIZE 64 +#define EM_LEVEL_YSIZE 32 - LoadLevel_BODY(&level, file); -#endif +static void LoadLevelFromFileInfo_EM(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) +{ + char *filename = level_file_info->filename; + FILE *file; + unsigned char leveldata[EM_LEVEL_SIZE]; + unsigned char *header = &leveldata[EM_LEVEL_XSIZE * EM_LEVEL_YSIZE]; + unsigned char code0 = 0x65; + unsigned char code1 = 0x11; + boolean level_is_crypted = FALSE; + int nr = level_file_info->nr; + int i, x, y; + + if (!(file = fopen(filename, MODE_READ))) + { + level->no_valid_file = TRUE; + + Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename); + + return; } + for(i = 0; i < EM_LEVEL_SIZE; i++) + leveldata[i] = fgetc(file); + fclose(file); - if (IS_LEVELCLASS_CONTRIBUTION(leveldir_current) || - IS_LEVELCLASS_USER(leveldir_current)) + /* check if level data is crypted by testing against known starting bytes + of the few existing crypted level files (from Emerald Mine 1 + 2) */ + + if ((leveldata[0] == 0xf1 || + leveldata[0] == 0xf5) && leveldata[2] == 0xe7 && leveldata[3] == 0xee) { - /* for user contributed and private levels, use the version of - the game engine the levels were created for */ - level.game_version = level.file_version; + level_is_crypted = TRUE; - /* player was faster than monsters in pre-1.0 levels */ - if (level.file_version == FILE_VERSION_1_0) - { - Error(ERR_WARN, "level file '%s' has version number 1.0", filename); - Error(ERR_WARN, "using high speed movement for player"); - level.double_speed = TRUE; - } + if (leveldata[0] == 0xf5) /* error in crypted Emerald Mine 2 levels */ + leveldata[0] = 0xf1; } - else + + if (level_is_crypted) /* decode crypted level data */ { - /* always use the latest version of the game engine for all but - user contributed and private levels */ - level.game_version = GAME_VERSION_ACTUAL; + for(i = 0; i < EM_LEVEL_SIZE; i++) + { + leveldata[i] ^= code0; + leveldata[i] -= code1; + + code0 = (code0 + 7) & 0xff; + } } - /* determine border element for this level */ - SetBorderElement(); -} + level->fieldx = EM_LEVEL_XSIZE; + level->fieldy = EM_LEVEL_YSIZE; -void SaveLevel(int level_nr) -{ - int i, x, y; - char *filename = getLevelFilename(level_nr); -#if 0 - boolean encoding_16bit_amoeba = FALSE; - boolean encoding_16bit_yamyam = FALSE; -#endif - boolean encoding_16bit = FALSE; /* default: only 8-bit elements */ - char *oldest_possible_cookie; + level->time = header[46] * 10; + level->gems_needed = header[47]; + + /* The original Emerald Mine levels have their level number stored + at the second byte of the level file... + Do not trust this information at other level files, e.g. EMC, + but correct it anyway (normally the first row is completely + steel wall, so the correction does not hurt anyway). */ + + if (leveldata[1] == nr) + leveldata[1] = leveldata[2]; /* correct level number field */ + + sprintf(level->name, "Level %d", nr); /* set level name */ + + level->score[SC_EMERALD] = header[36]; + level->score[SC_DIAMOND] = header[37]; + level->score[SC_ROBOT] = header[38]; + level->score[SC_SPACESHIP] = header[39]; + level->score[SC_BUG] = header[40]; + level->score[SC_YAMYAM] = header[41]; + level->score[SC_NUT] = header[42]; + level->score[SC_DYNAMITE] = header[43]; + level->score[SC_TIME_BONUS] = header[44]; + + level->num_yamyam_contents = 4; + + for(i = 0; i < level->num_yamyam_contents; i++) + for(y = 0; y < 3; y++) + for(x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = + map_em_element_yam(header[i * 9 + y * 3 + x]); + + level->amoeba_speed = (header[52] * 256 + header[53]) % 256; + level->time_magic_wall = (header[54] * 256 + header[55]) * 16 / 100; + level->time_wheel = (header[56] * 256 + header[57]) * 16 / 100; + level->amoeba_content = EL_DIAMOND; + + for (y = 0; y < level->fieldy; y++) for (x = 0; x < level->fieldx; x++) + { + int new_element = map_em_element_field(leveldata[y * EM_LEVEL_XSIZE + x]); + + if (new_element == EL_AMOEBA_DEAD && level->amoeba_speed) + new_element = EL_AMOEBA_WET; + + level->field[x][y] = new_element; + } + + x = (header[48] * 256 + header[49]) % EM_LEVEL_XSIZE; + y = (header[48] * 256 + header[49]) / EM_LEVEL_XSIZE; + level->field[x][y] = EL_PLAYER_1; + + x = (header[50] * 256 + header[51]) % EM_LEVEL_XSIZE; + y = (header[50] * 256 + header[51]) / EM_LEVEL_XSIZE; + level->field[x][y] = EL_PLAYER_2; +} + +/* ------------------------------------------------------------------------- */ +/* functions for loading SP level */ +/* ------------------------------------------------------------------------- */ + +#define NUM_SUPAPLEX_LEVELS_PER_PACKAGE 111 +#define SP_LEVEL_SIZE 1536 +#define SP_LEVEL_XSIZE 60 +#define SP_LEVEL_YSIZE 24 +#define SP_LEVEL_NAME_LEN 23 + +static void LoadLevelFromFileStream_SP(FILE *file, struct LevelInfo *level, + int nr) +{ + int i, x, y; + + /* read level body (width * height == 60 * 24 tiles == 1440 bytes) */ + for (y = 0; y < SP_LEVEL_YSIZE; y++) + { + for (x = 0; x < SP_LEVEL_XSIZE; x++) + { + int element_old = fgetc(file); + int element_new; + + if (element_old <= 0x27) + element_new = getMappedElement(EL_SP_START + element_old); + else if (element_old == 0x28) + element_new = EL_INVISIBLE_WALL; + else + { + Error(ERR_WARN, "in level %d, at position %d, %d:", nr, x, y); + Error(ERR_WARN, "invalid level element %d", element_old); + + element_new = EL_UNKNOWN; + } + + level->field[x][y] = element_new; + } + } + + ReadUnusedBytesFromFile(file, 4); + + /* Initial gravitation: 1 == "on", anything else (0) == "off" */ + level->initial_gravity = (fgetc(file) == 1 ? TRUE : FALSE); + + ReadUnusedBytesFromFile(file, 1); + + /* level title in uppercase letters, padded with dashes ("-") (23 bytes) */ + for (i = 0; i < SP_LEVEL_NAME_LEN; i++) + level->name[i] = fgetc(file); + level->name[SP_LEVEL_NAME_LEN] = '\0'; + + /* initial "freeze zonks": 2 == "on", anything else (0) == "off" */ + ReadUnusedBytesFromFile(file, 1); /* !!! NOT SUPPORTED YET !!! */ + + /* number of infotrons needed; 0 means that Supaplex will count the total + amount of infotrons in the level and use the low byte of that number. + (a multiple of 256 infotrons will result in "0 infotrons needed"!) */ + level->gems_needed = fgetc(file); + + /* information about special gravity port entries */ + ReadUnusedBytesFromFile(file, 65); /* !!! NOT SUPPORTED YET !!! */ + + level->fieldx = SP_LEVEL_XSIZE; + level->fieldy = SP_LEVEL_YSIZE; + + level->time = 0; /* no time limit */ + level->amoeba_speed = 0; + level->time_magic_wall = 0; + level->time_wheel = 0; + level->amoeba_content = EL_EMPTY; + + for(i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + level->score[i] = 0; /* !!! CORRECT THIS !!! */ + + /* there are no yamyams in supaplex levels */ + for(i = 0; i < level->num_yamyam_contents; i++) + for(y = 0; y < 3; y++) + for(x = 0; x < 3; x++) + level->yamyam_content[i][x][y] = EL_EMPTY; +} + +static void LoadLevelFromFileInfo_SP(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) +{ + char *filename = level_file_info->filename; + FILE *file; + int nr = level_file_info->nr - leveldir_current->first_level; + int i, l, x, y; + char name_first, name_last; + struct LevelInfo multipart_level; + int multipart_xpos, multipart_ypos; + boolean is_multipart_level; + boolean is_first_part; + boolean reading_multipart_level = FALSE; + boolean use_empty_level = FALSE; + + if (!(file = fopen(filename, MODE_READ))) + { + level->no_valid_file = TRUE; + + Error(ERR_WARN, "cannot read level '%s' -- using empty level", filename); + + return; + } + + /* position file stream to the requested level inside the level package */ + if (fseek(file, nr * SP_LEVEL_SIZE, SEEK_SET) != 0) + { + level->no_valid_file = TRUE; + + Error(ERR_WARN, "cannot fseek level '%s' -- using empty level", filename); + + return; + } + + /* there exist Supaplex level package files with multi-part levels which + can be detected as follows: instead of leading and trailing dashes ('-') + to pad the level name, they have leading and trailing numbers which are + the x and y coordinations of the current part of the multi-part level; + if there are '?' characters instead of numbers on the left or right side + of the level name, the multi-part level consists of only horizontal or + vertical parts */ + + for (l = nr; l < NUM_SUPAPLEX_LEVELS_PER_PACKAGE; l++) + { + LoadLevelFromFileStream_SP(file, level, l); + + /* check if this level is a part of a bigger multi-part level */ + + name_first = level->name[0]; + name_last = level->name[SP_LEVEL_NAME_LEN - 1]; + + is_multipart_level = + ((name_first == '?' || (name_first >= '0' && name_first <= '9')) && + (name_last == '?' || (name_last >= '0' && name_last <= '9'))); + + is_first_part = + ((name_first == '?' || name_first == '1') && + (name_last == '?' || name_last == '1')); + + /* correct leading multipart level meta information in level name */ + for (i = 0; i < SP_LEVEL_NAME_LEN && level->name[i] == name_first; i++) + level->name[i] = '-'; + + /* correct trailing multipart level meta information in level name */ + for (i = SP_LEVEL_NAME_LEN - 1; i>=0 && level->name[i] == name_last; i--) + level->name[i] = '-'; + + /* ---------- check for normal single level ---------- */ + + if (!reading_multipart_level && !is_multipart_level) + { + /* the current level is simply a normal single-part level, and we are + not reading a multi-part level yet, so return the level as it is */ + + break; + } + + /* ---------- check for empty level (unused multi-part) ---------- */ + + if (!reading_multipart_level && is_multipart_level && !is_first_part) + { + /* this is a part of a multi-part level, but not the first part + (and we are not already reading parts of a multi-part level); + in this case, use an empty level instead of the single part */ + + use_empty_level = TRUE; + + break; + } + + /* ---------- check for finished multi-part level ---------- */ + + if (reading_multipart_level && + (!is_multipart_level || + strcmp(level->name, multipart_level.name) != 0)) + { + /* we are already reading parts of a multi-part level, but this level is + either not a multi-part level, or a part of a different multi-part + level; in both cases, the multi-part level seems to be complete */ + + break; + } + + /* ---------- here we have one part of a multi-part level ---------- */ + + reading_multipart_level = TRUE; + + if (is_first_part) /* start with first part of new multi-part level */ + { + /* copy level info structure from first part */ + multipart_level = *level; + + /* clear playfield of new multi-part level */ + for (y = 0; y < MAX_LEV_FIELDY; y++) + for (x = 0; x < MAX_LEV_FIELDX; x++) + multipart_level.field[x][y] = EL_EMPTY; + } + + if (name_first == '?') + name_first = '1'; + if (name_last == '?') + name_last = '1'; + + multipart_xpos = (int)(name_first - '0'); + multipart_ypos = (int)(name_last - '0'); + +#if 0 + printf("----------> part (%d/%d) of multi-part level '%s'\n", + multipart_xpos, multipart_ypos, multipart_level.name); +#endif + + if (multipart_xpos * SP_LEVEL_XSIZE > MAX_LEV_FIELDX || + multipart_ypos * SP_LEVEL_YSIZE > MAX_LEV_FIELDY) + { + Error(ERR_WARN, "multi-part level is too big -- ignoring part of it"); + + break; + } + + multipart_level.fieldx = MAX(multipart_level.fieldx, + multipart_xpos * SP_LEVEL_XSIZE); + multipart_level.fieldy = MAX(multipart_level.fieldy, + multipart_ypos * SP_LEVEL_YSIZE); + + /* copy level part at the right position of multi-part level */ + for (y = 0; y < SP_LEVEL_YSIZE; y++) + { + for (x = 0; x < SP_LEVEL_XSIZE; x++) + { + int start_x = (multipart_xpos - 1) * SP_LEVEL_XSIZE; + int start_y = (multipart_ypos - 1) * SP_LEVEL_YSIZE; + + multipart_level.field[start_x + x][start_y + y] = level->field[x][y]; + } + } + } + + fclose(file); + + if (use_empty_level) + { + setLevelInfoToDefaults(level); + + level->fieldx = SP_LEVEL_XSIZE; + level->fieldy = SP_LEVEL_YSIZE; + + for (y = 0; y < SP_LEVEL_YSIZE; y++) + for (x = 0; x < SP_LEVEL_XSIZE; x++) + level->field[x][y] = EL_EMPTY; + + strcpy(level->name, "-------- EMPTY --------"); + + Error(ERR_WARN, "single part of multi-part level -- using empty level"); + } + + if (reading_multipart_level) + *level = multipart_level; +} + +/* ------------------------------------------------------------------------- */ +/* functions for loading generic level */ +/* ------------------------------------------------------------------------- */ + +void LoadLevelFromFileInfo(struct LevelInfo *level, + struct LevelFileInfo *level_file_info) +{ + /* always start with reliable default values */ + setLevelInfoToDefaults(level); + + switch (level_file_info->type) + { + case LEVEL_FILE_TYPE_RND: + LoadLevelFromFileInfo_RND(level, level_file_info); + break; + + case LEVEL_FILE_TYPE_EM: + LoadLevelFromFileInfo_EM(level, level_file_info); + break; + + case LEVEL_FILE_TYPE_SP: + LoadLevelFromFileInfo_SP(level, level_file_info); + break; + + default: + LoadLevelFromFileInfo_RND(level, level_file_info); + break; + } +} + +void LoadLevelFromFilename(struct LevelInfo *level, char *filename) +{ + static struct LevelFileInfo level_file_info; + + /* always start with reliable default values */ + setFileInfoToDefaults(&level_file_info); + + level_file_info.nr = 0; /* unknown level number */ + level_file_info.type = LEVEL_FILE_TYPE_RND; /* no others supported yet */ + level_file_info.filename = filename; + + LoadLevelFromFileInfo(level, &level_file_info); +} + +static void LoadLevel_InitVersion(struct LevelInfo *level, char *filename) +{ + if (leveldir_current == NULL) /* only when dumping level */ + return; + +#if 0 + printf("::: sort_priority: %d\n", leveldir_current->sort_priority); +#endif + + /* determine correct game engine version of current level */ +#if 1 + if (!leveldir_current->latest_engine) +#else + if (IS_LEVELCLASS_CONTRIB(leveldir_current) || + IS_LEVELCLASS_PRIVATE(leveldir_current) || + IS_LEVELCLASS_UNDEFINED(leveldir_current)) +#endif + { +#if 0 + printf("\n::: This level is private or contributed: '%s'\n", filename); +#endif + +#if 0 + printf("\n::: Use the stored game engine version for this level\n"); +#endif + + /* For all levels which are not forced to use the latest game engine + version (normally user contributed, private and undefined levels), + use the version of the game engine the levels were created for. + + Since 2.0.1, the game engine version is now directly stored + in the level file (chunk "VERS"), so there is no need anymore + to set the game version from the file version (except for old, + pre-2.0 levels, where the game version is still taken from the + file format version used to store the level -- see above). */ + + /* do some special adjustments to support older level versions */ + if (level->file_version == FILE_VERSION_1_0) + { + Error(ERR_WARN, "level file '%s' has version number 1.0", filename); + Error(ERR_WARN, "using high speed movement for player"); + + /* player was faster than monsters in (pre-)1.0 levels */ + level->double_speed = TRUE; + } + + /* Default behaviour for EM style gems was "slippery" only in 2.0.1 */ + if (level->game_version == VERSION_IDENT(2,0,1,0)) + level->em_slippery_gems = TRUE; + + if (level->game_version < VERSION_IDENT(2,2,0,0)) + level->use_spring_bug = TRUE; + + if (level->game_version < VERSION_IDENT(3,1,0,0)) + { + int i, j; + + level->can_move_into_acid_bits = 0; /* nothing can move into acid */ + level->dont_collide_with_bits = 0; /* nothing is deadly when colliding */ + + setMoveIntoAcidProperty(level, EL_ROBOT, TRUE); + setMoveIntoAcidProperty(level, EL_SATELLITE, TRUE); + setMoveIntoAcidProperty(level, EL_PENGUIN, TRUE); + setMoveIntoAcidProperty(level, EL_BALLOON, TRUE); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + SET_PROPERTY(EL_CUSTOM_START + i, EP_CAN_MOVE_INTO_ACID, TRUE); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + struct ElementInfo *ei = &element_info[element]; + + for (j = 0; j < ei->num_change_pages; j++) + { + struct ElementChangeInfo *change = &ei->change_page[j]; + + change->trigger_player = CH_PLAYER_ANY; + change->trigger_page = CH_PAGE_ANY; + } + } + } + } + else + { +#if 0 + printf("\n::: ALWAYS USE LATEST ENGINE FOR THIS LEVEL: [%d] '%s'\n", + leveldir_current->sort_priority, filename); +#endif + +#if 0 + printf("\n::: Use latest game engine version for this level.\n"); +#endif + + /* For all levels which are forced to use the latest game engine version + (normally all but user contributed, private and undefined levels), set + the game engine version to the actual version; this allows for actual + corrections in the game engine to take effect for existing, converted + levels (from "classic" or other existing games) to make the emulation + of the corresponding game more accurate, while (hopefully) not breaking + existing levels created from other players. */ + +#if 0 + printf("::: changing engine from %d to %d\n", + level->game_version, GAME_VERSION_ACTUAL); +#endif + + level->game_version = GAME_VERSION_ACTUAL; + + /* Set special EM style gems behaviour: EM style gems slip down from + normal, steel and growing wall. As this is a more fundamental change, + it seems better to set the default behaviour to "off" (as it is more + natural) and make it configurable in the level editor (as a property + of gem style elements). Already existing converted levels (neither + private nor contributed levels) are changed to the new behaviour. */ + + if (level->file_version < FILE_VERSION_2_0) + level->em_slippery_gems = TRUE; + } + +#if 0 + printf("::: => %d\n", level->game_version); +#endif +} + +static void LoadLevel_InitElements(struct LevelInfo *level, char *filename) +{ + int i, j, x, y; + + /* map custom element change events that have changed in newer versions + (these following values were accidentally changed in version 3.0.1) */ + if (level->game_version <= VERSION_IDENT(3,0,0,0)) + { + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + /* order of checking and copying events to be mapped is important */ + for (j = CE_BY_OTHER_ACTION; j >= CE_BY_PLAYER_OBSOLETE; j--) + { + if (HAS_CHANGE_EVENT(element, j - 2)) + { + SET_CHANGE_EVENT(element, j - 2, FALSE); + SET_CHANGE_EVENT(element, j, TRUE); + } + } + + /* order of checking and copying events to be mapped is important */ + for (j = CE_OTHER_GETS_COLLECTED; j >= CE_HITTING_SOMETHING; j--) + { + if (HAS_CHANGE_EVENT(element, j - 1)) + { + SET_CHANGE_EVENT(element, j - 1, FALSE); + SET_CHANGE_EVENT(element, j, TRUE); + } + } + } + } + + /* some custom element change events get mapped since version 3.0.3 */ + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (HAS_CHANGE_EVENT(element, CE_BY_PLAYER_OBSOLETE) || + HAS_CHANGE_EVENT(element, CE_BY_COLLISION_OBSOLETE)) + { + SET_CHANGE_EVENT(element, CE_BY_PLAYER_OBSOLETE, FALSE); + SET_CHANGE_EVENT(element, CE_BY_COLLISION_OBSOLETE, FALSE); + + SET_CHANGE_EVENT(element, CE_BY_DIRECT_ACTION, TRUE); + } + } + + /* initialize "can_change" field for old levels with only one change page */ + if (level->game_version <= VERSION_IDENT(3,0,2,0)) + { + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (CAN_CHANGE(element)) + element_info[element].change->can_change = TRUE; + } + } + + /* correct custom element values (for old levels without these options) */ + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + struct ElementInfo *ei = &element_info[element]; + + if (ei->access_direction == MV_NO_MOVING) + ei->access_direction = MV_ALL_DIRECTIONS; + + for (j = 0; j < ei->num_change_pages; j++) + { + struct ElementChangeInfo *change = &ei->change_page[j]; + + if (change->trigger_side == CH_SIDE_NONE) + change->trigger_side = CH_SIDE_ANY; + } + } + +#if 0 + /* set default push delay values (corrected since version 3.0.7-1) */ + if (level->game_version < VERSION_IDENT(3,0,7,1)) + { + game.default_push_delay_fixed = 2; + game.default_push_delay_random = 8; + } + else + { + game.default_push_delay_fixed = 8; + game.default_push_delay_random = 8; + } + + /* set uninitialized push delay values of custom elements in older levels */ + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].push_delay_fixed == -1) + element_info[element].push_delay_fixed = game.default_push_delay_fixed; + if (element_info[element].push_delay_random == -1) + element_info[element].push_delay_random = game.default_push_delay_random; + } +#endif + + /* map elements that have changed in newer versions */ + level->amoeba_content = getMappedElementByVersion(level->amoeba_content, + level->game_version); + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (x = 0; x < 3; x++) + for (y = 0; y < 3; y++) + level->yamyam_content[i][x][y] = + getMappedElementByVersion(level->yamyam_content[i][x][y], + level->game_version); + + /* initialize element properties for level editor etc. */ + InitElementPropertiesEngine(level->game_version); +} + +static void LoadLevel_InitPlayfield(struct LevelInfo *level, char *filename) +{ + int x, y; + + /* map elements that have changed in newer versions */ + for (y = 0; y < level->fieldy; y++) + { + for (x = 0; x < level->fieldx; x++) + { + int element = level->field[x][y]; + +#if 1 + element = getMappedElementByVersion(element, level->game_version); +#else + if (level->game_version <= VERSION_IDENT(2,2,0,0)) + { + /* map game font elements */ + element = (element == EL_CHAR('[') ? EL_CHAR_AUMLAUT : + element == EL_CHAR('\\') ? EL_CHAR_OUMLAUT : + element == EL_CHAR(']') ? EL_CHAR_UUMLAUT : + element == EL_CHAR('^') ? EL_CHAR_COPYRIGHT : element); + } + + if (level->game_version < VERSION_IDENT(3,0,0,0)) + { + /* map Supaplex gravity tube elements */ + element = (element == EL_SP_GRAVITY_PORT_LEFT ? EL_SP_PORT_LEFT : + element == EL_SP_GRAVITY_PORT_RIGHT ? EL_SP_PORT_RIGHT : + element == EL_SP_GRAVITY_PORT_UP ? EL_SP_PORT_UP : + element == EL_SP_GRAVITY_PORT_DOWN ? EL_SP_PORT_DOWN : + element); + } +#endif + + level->field[x][y] = element; + } + } + + /* copy elements to runtime playfield array */ + for (x = 0; x < MAX_LEV_FIELDX; x++) + for (y = 0; y < MAX_LEV_FIELDY; y++) + Feld[x][y] = level->field[x][y]; + + /* initialize level size variables for faster access */ + lev_fieldx = level->fieldx; + lev_fieldy = level->fieldy; + + /* determine border element for this level */ + SetBorderElement(); +} + +void LoadLevelTemplate(int nr) +{ +#if 1 + struct LevelFileInfo *level_file_info = getLevelFileInfo(nr); + char *filename = level_file_info->filename; + + LoadLevelFromFileInfo(&level_template, level_file_info); +#else + char *filename = getDefaultLevelFilename(nr); + + LoadLevelFromFilename_RND(&level_template, filename); +#endif + + LoadLevel_InitVersion(&level, filename); + LoadLevel_InitElements(&level, filename); + + ActivateLevelTemplate(); +} + +void LoadLevel(int nr) +{ +#if 1 + struct LevelFileInfo *level_file_info = getLevelFileInfo(nr); + char *filename = level_file_info->filename; + + LoadLevelFromFileInfo(&level, level_file_info); +#else + char *filename = getLevelFilename(nr); + + LoadLevelFromFilename_RND(&level, filename); +#endif + + if (level.use_custom_template) + LoadLevelTemplate(-1); + +#if 1 + LoadLevel_InitVersion(&level, filename); + LoadLevel_InitElements(&level, filename); + LoadLevel_InitPlayfield(&level, filename); +#else + LoadLevel_InitLevel(&level, filename); +#endif +} + +static void SaveLevel_VERS(FILE *file, struct LevelInfo *level) +{ + putFileVersion(file, level->file_version); + putFileVersion(file, level->game_version); +} + +static void SaveLevel_HEAD(FILE *file, struct LevelInfo *level) +{ + int i, x, y; + + putFile8Bit(file, level->fieldx); + putFile8Bit(file, level->fieldy); + + putFile16BitBE(file, level->time); + putFile16BitBE(file, level->gems_needed); + + for (i = 0; i < MAX_LEVEL_NAME_LEN; i++) + putFile8Bit(file, level->name[i]); + + for (i = 0; i < LEVEL_SCORE_ELEMENTS; i++) + putFile8Bit(file, level->score[i]); + + for (i = 0; i < STD_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile8Bit(file, (level->encoding_16bit_yamyam ? EL_EMPTY : + level->yamyam_content[i][x][y])); + putFile8Bit(file, level->amoeba_speed); + putFile8Bit(file, level->time_magic_wall); + putFile8Bit(file, level->time_wheel); + putFile8Bit(file, (level->encoding_16bit_amoeba ? EL_EMPTY : + level->amoeba_content)); + putFile8Bit(file, (level->double_speed ? 1 : 0)); + putFile8Bit(file, (level->initial_gravity ? 1 : 0)); + putFile8Bit(file, (level->encoding_16bit_field ? 1 : 0)); + putFile8Bit(file, (level->em_slippery_gems ? 1 : 0)); + + putFile8Bit(file, (level->use_custom_template ? 1 : 0)); + + putFile8Bit(file, (level->block_last_field ? 1 : 0)); + putFile8Bit(file, (level->sp_block_last_field ? 1 : 0)); + putFile32BitBE(file, level->can_move_into_acid_bits); + putFile8Bit(file, level->dont_collide_with_bits); + + putFile8Bit(file, (level->use_spring_bug ? 1 : 0)); + putFile8Bit(file, (level->use_step_counter ? 1 : 0)); + + putFile8Bit(file, (level->instant_relocation ? 1 : 0)); + + WriteUnusedBytesToFile(file, LEVEL_HEADER_UNUSED); +} + +static void SaveLevel_AUTH(FILE *file, struct LevelInfo *level) +{ + int i; + + for (i = 0; i < MAX_LEVEL_AUTHOR_LEN; i++) + putFile8Bit(file, level->author[i]); +} + +static void SaveLevel_BODY(FILE *file, struct LevelInfo *level) +{ + int x, y; + + for (y = 0; y < level->fieldy; y++) + for (x = 0; x < level->fieldx; x++) + if (level->encoding_16bit_field) + putFile16BitBE(file, level->field[x][y]); + else + putFile8Bit(file, level->field[x][y]); +} + +#if 0 +static void SaveLevel_CONT(FILE *file, struct LevelInfo *level) +{ + int i, x, y; + + putFile8Bit(file, EL_YAMYAM); + putFile8Bit(file, level->num_yamyam_contents); + putFile8Bit(file, 0); + putFile8Bit(file, 0); + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + if (level->encoding_16bit_field) + putFile16BitBE(file, level->yamyam_content[i][x][y]); + else + putFile8Bit(file, level->yamyam_content[i][x][y]); +} +#endif + +static void SaveLevel_CNT2(FILE *file, struct LevelInfo *level, int element) +{ + int i, x, y; + int num_contents, content_xsize, content_ysize; + int content_array[MAX_ELEMENT_CONTENTS][3][3]; + + if (element == EL_YAMYAM) + { + num_contents = level->num_yamyam_contents; + content_xsize = 3; + content_ysize = 3; + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + content_array[i][x][y] = level->yamyam_content[i][x][y]; + } + else if (element == EL_BD_AMOEBA) + { + num_contents = 1; + content_xsize = 1; + content_ysize = 1; + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + content_array[i][x][y] = EL_EMPTY; + content_array[0][0][0] = level->amoeba_content; + } + else + { + /* chunk header already written -- write empty chunk data */ + WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_SIZE); + + Error(ERR_WARN, "cannot save content for element '%d'", element); + return; + } + + putFile16BitBE(file, element); + putFile8Bit(file, num_contents); + putFile8Bit(file, content_xsize); + putFile8Bit(file, content_ysize); + + WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT2_UNUSED); + + for (i = 0; i < MAX_ELEMENT_CONTENTS; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, content_array[i][x][y]); +} + +static void SaveLevel_CNT3(FILE *file, struct LevelInfo *level, int element) +{ + int i; + int envelope_nr = element - EL_ENVELOPE_1; + int envelope_len = strlen(level->envelope_text[envelope_nr]) + 1; + + putFile16BitBE(file, element); + putFile16BitBE(file, envelope_len); + putFile8Bit(file, level->envelope_xsize[envelope_nr]); + putFile8Bit(file, level->envelope_ysize[envelope_nr]); + + WriteUnusedBytesToFile(file, LEVEL_CHUNK_CNT3_UNUSED); + + for (i = 0; i < envelope_len; i++) + putFile8Bit(file, level->envelope_text[envelope_nr][i]); +} + +#if 0 +static void SaveLevel_CUS1(FILE *file, struct LevelInfo *level, + int num_changed_custom_elements) +{ + int i, check = 0; + + putFile16BitBE(file, num_changed_custom_elements); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (Properties[element][EP_BITFIELD_BASE] != EP_BITMASK_DEFAULT) + { + if (check < num_changed_custom_elements) + { + putFile16BitBE(file, element); + putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]); + } + + check++; + } + } + + if (check != num_changed_custom_elements) /* should not happen */ + Error(ERR_WARN, "inconsistent number of custom element properties"); +} +#endif + +#if 0 +static void SaveLevel_CUS2(FILE *file, struct LevelInfo *level, + int num_changed_custom_elements) +{ + int i, check = 0; + + putFile16BitBE(file, num_changed_custom_elements); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].change->target_element != EL_EMPTY_SPACE) + { + if (check < num_changed_custom_elements) + { + putFile16BitBE(file, element); + putFile16BitBE(file, element_info[element].change->target_element); + } + + check++; + } + } + + if (check != num_changed_custom_elements) /* should not happen */ + Error(ERR_WARN, "inconsistent number of custom target elements"); +} +#endif + +#if 0 +static void SaveLevel_CUS3(FILE *file, struct LevelInfo *level, + int num_changed_custom_elements) +{ + int i, j, x, y, check = 0; + + putFile16BitBE(file, num_changed_custom_elements); + + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].modified_settings) + { + if (check < num_changed_custom_elements) + { + putFile16BitBE(file, element); + + for (j = 0; j < MAX_ELEMENT_NAME_LEN; j++) + putFile8Bit(file, element_info[element].description[j]); + + putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]); + + /* some free bytes for future properties and padding */ + WriteUnusedBytesToFile(file, 7); + + putFile8Bit(file, element_info[element].use_gfx_element); + putFile16BitBE(file, element_info[element].gfx_element); + + putFile8Bit(file, element_info[element].collect_score); + putFile8Bit(file, element_info[element].collect_count); + + putFile16BitBE(file, element_info[element].push_delay_fixed); + putFile16BitBE(file, element_info[element].push_delay_random); + putFile16BitBE(file, element_info[element].move_delay_fixed); + putFile16BitBE(file, element_info[element].move_delay_random); + + putFile16BitBE(file, element_info[element].move_pattern); + putFile8Bit(file, element_info[element].move_direction_initial); + putFile8Bit(file, element_info[element].move_stepsize); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, element_info[element].content[x][y]); + + putFile32BitBE(file, element_info[element].change->events); + + putFile16BitBE(file, element_info[element].change->target_element); + + putFile16BitBE(file, element_info[element].change->delay_fixed); + putFile16BitBE(file, element_info[element].change->delay_random); + putFile16BitBE(file, element_info[element].change->delay_frames); + + putFile16BitBE(file, element_info[element].change->trigger_element); + + putFile8Bit(file, element_info[element].change->explode); + putFile8Bit(file, element_info[element].change->use_target_content); + putFile8Bit(file, element_info[element].change->only_if_complete); + putFile8Bit(file, element_info[element].change->use_random_replace); + + putFile8Bit(file, element_info[element].change->random_percentage); + putFile8Bit(file, element_info[element].change->replace_when); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, element_info[element].change->content[x][y]); + + putFile8Bit(file, element_info[element].slippery_type); + + /* some free bytes for future properties and padding */ + WriteUnusedBytesToFile(file, LEVEL_CPART_CUS3_UNUSED); + } + + check++; + } + } + + if (check != num_changed_custom_elements) /* should not happen */ + Error(ERR_WARN, "inconsistent number of custom element properties"); +} +#endif + +static void SaveLevel_CUS4(FILE *file, struct LevelInfo *level, int element) +{ + struct ElementInfo *ei = &element_info[element]; + int i, x, y; + + putFile16BitBE(file, element); + + for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++) + putFile8Bit(file, ei->description[i]); + + putFile32BitBE(file, Properties[element][EP_BITFIELD_BASE]); + WriteUnusedBytesToFile(file, 4); /* reserved for more base properties */ + + putFile8Bit(file, ei->num_change_pages); + + /* some free bytes for future base property values and padding */ + WriteUnusedBytesToFile(file, 5); + + /* write custom property values */ + + putFile8Bit(file, ei->use_gfx_element); + putFile16BitBE(file, ei->gfx_element); + + putFile8Bit(file, ei->collect_score); + putFile8Bit(file, ei->collect_count); + + putFile8Bit(file, ei->drop_delay_fixed); + putFile8Bit(file, ei->push_delay_fixed); + putFile8Bit(file, ei->drop_delay_random); + putFile8Bit(file, ei->push_delay_random); + putFile16BitBE(file, ei->move_delay_fixed); + putFile16BitBE(file, ei->move_delay_random); + + /* bits 0 - 15 of "move_pattern" ... */ + putFile16BitBE(file, ei->move_pattern & 0xffff); + putFile8Bit(file, ei->move_direction_initial); + putFile8Bit(file, ei->move_stepsize); + + putFile8Bit(file, ei->slippery_type); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, ei->content[x][y]); + + putFile16BitBE(file, ei->move_enter_element); + putFile16BitBE(file, ei->move_leave_element); + putFile8Bit(file, ei->move_leave_type); + + /* ... bits 16 - 31 of "move_pattern" (not nice, but downward compatible) */ + putFile16BitBE(file, (ei->move_pattern >> 16) & 0xffff); + + putFile8Bit(file, ei->access_direction); + + putFile8Bit(file, ei->explosion_delay); + putFile8Bit(file, ei->ignition_delay); + + /* some free bytes for future custom property values and padding */ + WriteUnusedBytesToFile(file, 2); + + /* write change property values */ + + for (i = 0; i < ei->num_change_pages; i++) + { + struct ElementChangeInfo *change = &ei->change_page[i]; + + putFile32BitBE(file, change->events); + + putFile16BitBE(file, change->target_element); + + putFile16BitBE(file, change->delay_fixed); + putFile16BitBE(file, change->delay_random); + putFile16BitBE(file, change->delay_frames); + + putFile16BitBE(file, change->trigger_element); + + putFile8Bit(file, change->explode); + putFile8Bit(file, change->use_target_content); + putFile8Bit(file, change->only_if_complete); + putFile8Bit(file, change->use_random_replace); + + putFile8Bit(file, change->random_percentage); + putFile8Bit(file, change->replace_when); + + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + putFile16BitBE(file, change->target_content[x][y]); + + putFile8Bit(file, change->can_change); + + putFile8Bit(file, change->trigger_side); + +#if 1 + putFile8Bit(file, change->trigger_player); + putFile8Bit(file, (change->trigger_page == CH_PAGE_ANY ? CH_PAGE_ANY_FILE : + log_2(change->trigger_page))); + + /* some free bytes for future change property values and padding */ + WriteUnusedBytesToFile(file, 6); + +#else + + /* some free bytes for future change property values and padding */ + WriteUnusedBytesToFile(file, 8); +#endif + } +} + +static void SaveLevel_GRP1(FILE *file, struct LevelInfo *level, int element) +{ + struct ElementInfo *ei = &element_info[element]; + struct ElementGroupInfo *group = ei->group; + int i; + + putFile16BitBE(file, element); + + for (i = 0; i < MAX_ELEMENT_NAME_LEN; i++) + putFile8Bit(file, ei->description[i]); + + putFile8Bit(file, group->num_elements); + + putFile8Bit(file, ei->use_gfx_element); + putFile16BitBE(file, ei->gfx_element); + + putFile8Bit(file, group->choice_mode); + + /* some free bytes for future values and padding */ + WriteUnusedBytesToFile(file, 3); + + for (i = 0; i < MAX_ELEMENTS_IN_GROUP; i++) + putFile16BitBE(file, group->element[i]); +} + +static void SaveLevelFromFilename(struct LevelInfo *level, char *filename) +{ + int body_chunk_size; + int i, x, y; FILE *file; if (!(file = fopen(filename, MODE_WRITE))) @@ -976,233 +2837,305 @@ void SaveLevel(int level_nr) return; } - /* check yam content for 16-bit elements */ - for(i=0; i 255) - encoding_16bit = TRUE; + level->file_version = FILE_VERSION_ACTUAL; + level->game_version = GAME_VERSION_ACTUAL; + + /* check level field for 16-bit elements */ + level->encoding_16bit_field = FALSE; + for (y = 0; y < level->fieldy; y++) + for (x = 0; x < level->fieldx; x++) + if (level->field[x][y] > 255) + level->encoding_16bit_field = TRUE; + + /* check yamyam content for 16-bit elements */ + level->encoding_16bit_yamyam = FALSE; + for (i = 0; i < level->num_yamyam_contents; i++) + for (y = 0; y < 3; y++) + for (x = 0; x < 3; x++) + if (level->yamyam_content[i][x][y] > 255) + level->encoding_16bit_yamyam = TRUE; + + /* check amoeba content for 16-bit elements */ + level->encoding_16bit_amoeba = FALSE; + if (level->amoeba_content > 255) + level->encoding_16bit_amoeba = TRUE; + + /* calculate size of "BODY" chunk */ + body_chunk_size = + level->fieldx * level->fieldy * (level->encoding_16bit_field ? 2 : 1); + + putFileChunkBE(file, "RND1", CHUNK_SIZE_UNDEFINED); + putFileChunkBE(file, "CAVE", CHUNK_SIZE_NONE); + + putFileChunkBE(file, "VERS", FILE_VERS_CHUNK_SIZE); + SaveLevel_VERS(file, level); + + putFileChunkBE(file, "HEAD", LEVEL_HEADER_SIZE); + SaveLevel_HEAD(file, level); + + putFileChunkBE(file, "AUTH", MAX_LEVEL_AUTHOR_LEN); + SaveLevel_AUTH(file, level); + + putFileChunkBE(file, "BODY", body_chunk_size); + SaveLevel_BODY(file, level); + + if (level->encoding_16bit_yamyam || + level->num_yamyam_contents != STD_ELEMENT_CONTENTS) + { + putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE); + SaveLevel_CNT2(file, level, EL_YAMYAM); + } + + if (level->encoding_16bit_amoeba) + { + putFileChunkBE(file, "CNT2", LEVEL_CHUNK_CNT2_SIZE); + SaveLevel_CNT2(file, level, EL_BD_AMOEBA); + } + + /* check for envelope content */ + for (i = 0; i < 4; i++) + { + if (strlen(level->envelope_text[i]) > 0) + { + int envelope_len = strlen(level->envelope_text[i]) + 1; + + putFileChunkBE(file, "CNT3", LEVEL_CHUNK_CNT3_SIZE(envelope_len)); + SaveLevel_CNT3(file, level, EL_ENVELOPE_1 + i); + } + } + + /* check for non-default custom elements (unless using template level) */ + if (!level->use_custom_template) + { + for (i = 0; i < NUM_CUSTOM_ELEMENTS; i++) + { + int element = EL_CUSTOM_START + i; + + if (element_info[element].modified_settings) + { + int num_change_pages = element_info[element].num_change_pages; + + putFileChunkBE(file, "CUS4", LEVEL_CHUNK_CUS4_SIZE(num_change_pages)); + SaveLevel_CUS4(file, level, element); + } + } + } + + /* check for non-default group elements (unless using template level) */ + if (!level->use_custom_template) + { + for (i = 0; i < NUM_GROUP_ELEMENTS; i++) + { + int element = EL_GROUP_START + i; + + if (element_info[element].modified_settings) + { + putFileChunkBE(file, "GRP1", LEVEL_CHUNK_GRP1_SIZE); + SaveLevel_GRP1(file, level, element); + } + } + } + + fclose(file); + + SetFilePermissions(filename, PERMS_PRIVATE); +} + +void SaveLevel(int nr) +{ + char *filename = getDefaultLevelFilename(nr); - /* check level field for 16-bit elements */ - for(y=0; y 255) - encoding_16bit = TRUE; - - oldest_possible_cookie = (encoding_16bit ? LEVEL_COOKIE : LEVEL_COOKIE_12); - - fputs(oldest_possible_cookie, file); /* file identifier */ - fputc('\n', file); - - putFileChunk(file, "HEAD", LEVEL_HEADER_SIZE, BYTE_ORDER_BIG_ENDIAN); - - fputc(level.fieldx, file); - fputc(level.fieldy, file); - - putFile16BitInteger(file, level.time, BYTE_ORDER_BIG_ENDIAN); - putFile16BitInteger(file, level.gems_needed, BYTE_ORDER_BIG_ENDIAN); - - for(i=0; ino_valid_file) + { + Error(ERR_WARN, "cannot dump -- no valid level file found"); + + return; + } - chmod(filename, LEVEL_PERMS); + printf_line("-", 79); + printf("Level xxx (file version %08d, game version %08d)\n", + level->file_version, level->game_version); + printf_line("-", 79); + + printf("Level author: '%s'\n", level->author); + printf("Level title: '%s'\n", level->name); + printf("\n"); + printf("Playfield size: %d x %d\n", level->fieldx, level->fieldy); + printf("\n"); + printf("Level time: %d seconds\n", level->time); + printf("Gems needed: %d\n", level->gems_needed); + printf("\n"); + printf("Time for magic wall: %d seconds\n", level->time_magic_wall); + printf("Time for wheel: %d seconds\n", level->time_wheel); + printf("Time for light: %d seconds\n", level->time_light); + printf("Time for timegate: %d seconds\n", level->time_timegate); + printf("\n"); + printf("Amoeba speed: %d\n", level->amoeba_speed); + printf("\n"); + printf("Initial gravity: %s\n", (level->initial_gravity ? "yes" : "no")); + printf("Double speed movement: %s\n", (level->double_speed ? "yes" : "no")); + printf("EM style slippery gems: %s\n", (level->em_slippery_gems ? "yes" : "no")); + printf("Player blocks last field: %s\n", (level->block_last_field ? "yes" : "no")); + printf("SP player blocks last field: %s\n", (level->sp_block_last_field ? "yes" : "no")); + printf("use spring bug: %s\n", (level->use_spring_bug ? "yes" : "no")); + printf("use step counter: %s\n", (level->use_step_counter ? "yes" : "no")); + + printf_line("-", 79); } -void LoadTape(int level_nr) + +/* ========================================================================= */ +/* tape file functions */ +/* ========================================================================= */ + +static void setTapeInfoToDefaults() { - int i, j; - char *filename = getTapeFilename(level_nr); - char cookie[MAX_LINE_LEN]; - char chunk[CHUNK_ID_LEN + 1]; - FILE *file; - int num_participating_players; - int file_version = FILE_VERSION_ACTUAL; /* last version of tape files */ - int chunk_length; + int i; /* always start with reliable default values (empty tape) */ - tape.file_version = FILE_VERSION_ACTUAL; - tape.game_version = GAME_VERSION_ACTUAL; TapeErase(); /* default values (also for pre-1.2 tapes) with only the first player */ tape.player_participates[0] = TRUE; - for(i=1; i 0 && cookie[strlen(cookie) - 1] == '\n') - cookie[strlen(cookie) - 1] = '\0'; + tape.recording = FALSE; + tape.playing = FALSE; + tape.pausing = FALSE; -#if 0 - if (strcmp(cookie, TAPE_COOKIE_10) == 0) /* old 1.0 tape format */ - file_version = FILE_VERSION_1_0; - else if (strcmp(cookie, TAPE_COOKIE) != 0) /* unknown tape format */ - { - Error(ERR_WARN, "wrong file identifier of tape file '%s'", filename); - fclose(file); - return; - } -#else - if (!checkCookieString(cookie, TAPE_COOKIE)) /* unknown file format */ - { - Error(ERR_WARN, "unknown format of tape file '%s'", filename); - fclose(file); - return; - } + tape.no_valid_file = FALSE; +} - file_version = getFileVersionFromCookieString(cookie); -#endif +static int LoadTape_VERS(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + tape->file_version = getFileVersion(file); + tape->game_version = getFileVersion(file); - tape.file_version = file_version; - tape.game_version = file_version; + return chunk_size; +} - /* read chunk "HEAD" */ - if (file_version >= FILE_VERSION_1_2) - { - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); - if (strcmp(chunk, "HEAD") || chunk_length != TAPE_HEADER_SIZE) - { - Error(ERR_WARN, "wrong 'HEAD' chunk of tape file '%s'", filename); - fclose(file); - return; - } - } +static int LoadTape_HEAD(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + int i; - tape.random_seed = getFile32BitInteger(file, BYTE_ORDER_BIG_ENDIAN); - tape.date = getFile32BitInteger(file, BYTE_ORDER_BIG_ENDIAN); - tape.length = getFile32BitInteger(file, BYTE_ORDER_BIG_ENDIAN); + tape->random_seed = getFile32BitBE(file); + tape->date = getFile32BitBE(file); + tape->length = getFile32BitBE(file); /* read header fields that are new since version 1.2 */ - if (file_version >= FILE_VERSION_1_2) + if (tape->file_version >= FILE_VERSION_1_2) { - byte store_participating_players = fgetc(file); - - for(i=0; inum_participating_players = 0; + for (i = 0; i < MAX_PLAYERS; i++) { - tape.player_participates[i] = FALSE; + tape->player_participates[i] = FALSE; if (store_participating_players & (1 << i)) { - tape.player_participates[i] = TRUE; - num_participating_players++; + tape->player_participates[i] = TRUE; + tape->num_participating_players++; } } + + ReadUnusedBytesFromFile(file, TAPE_HEADER_UNUSED); + + engine_version = getFileVersion(file); + if (engine_version > 0) + tape->engine_version = engine_version; + else + tape->engine_version = tape->game_version; } - tape.level_nr = level_nr; - tape.counter = 0; - tape.changed = FALSE; + return chunk_size; +} - tape.recording = FALSE; - tape.playing = FALSE; - tape.pausing = FALSE; +static int LoadTape_INFO(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + int level_identifier_size; + int i; + + level_identifier_size = getFile16BitBE(file); + + tape->level_identifier = + checked_realloc(tape->level_identifier, level_identifier_size); + + for (i = 0; i < level_identifier_size; i++) + tape->level_identifier[i] = getFile8Bit(file); + + tape->level_nr = getFile16BitBE(file); - /* read chunk "BODY" */ - if (file_version >= FILE_VERSION_1_2) + chunk_size = 2 + level_identifier_size + 2; + + return chunk_size; +} + +static int LoadTape_BODY(FILE *file, int chunk_size, struct TapeInfo *tape) +{ + int i, j; + int chunk_size_expected = + (tape->num_participating_players + 1) * tape->length; + + if (chunk_size_expected != chunk_size) { - getFileChunk(file, chunk, &chunk_length, BYTE_ORDER_BIG_ENDIAN); - if (strcmp(chunk, "BODY") || - chunk_length != (num_participating_players + 1) * tape.length) - { - Error(ERR_WARN, "wrong 'BODY' chunk of tape file '%s'", filename); - fclose(file); - return; - } + ReadUnusedBytesFromFile(file, chunk_size); + return chunk_size_expected; } - for(i=0; ilength; i++) { if (i >= MAX_TAPELEN) break; - for(j=0; jpos[i].action[j] = MV_NO_MOVING; - if (tape.player_participates[j]) - tape.pos[i].action[j] = fgetc(file); + if (tape->player_participates[j]) + tape->pos[i].action[j] = getFile8Bit(file); } - tape.pos[i].delay = fgetc(file); + tape->pos[i].delay = getFile8Bit(file); - if (file_version == FILE_VERSION_1_0) + if (tape->file_version == FILE_VERSION_1_0) { /* eliminate possible diagonal moves in old tapes */ /* this is only for backward compatibility */ byte joy_dir[4] = { JOY_LEFT, JOY_RIGHT, JOY_UP, JOY_DOWN }; - byte action = tape.pos[i].action[0]; + byte action = tape->pos[i].action[0]; int k, num_moves = 0; - for (k=0; k<4; k++) + for (k = 0; k<4; k++) { if (action & joy_dir[k]) { - tape.pos[i + num_moves].action[0] = joy_dir[k]; + tape->pos[i + num_moves].action[0] = joy_dir[k]; if (num_moves > 0) - tape.pos[i + num_moves].delay = 0; + tape->pos[i + num_moves].delay = 0; num_moves++; } } @@ -1211,7 +3144,26 @@ void LoadTape(int level_nr) { num_moves--; i += num_moves; - tape.length += num_moves; + tape->length += num_moves; + } + } + else if (tape->file_version < FILE_VERSION_2_0) + { + /* convert pre-2.0 tapes to new tape format */ + + if (tape->pos[i].delay > 1) + { + /* action part */ + tape->pos[i + 1] = tape->pos[i]; + tape->pos[i + 1].delay = 1; + + /* delay part */ + for (j = 0; j < MAX_PLAYERS; j++) + tape->pos[i].action[j] = MV_NO_MOVING; + tape->pos[i].delay--; + + i++; + tape->length++; } } @@ -1219,24 +3171,229 @@ void LoadTape(int level_nr) break; } - fclose(file); + if (i != tape->length) + chunk_size = (tape->num_participating_players + 1) * i; + + return chunk_size; +} + +void LoadTapeFromFilename(char *filename) +{ + char cookie[MAX_LINE_LEN]; + char chunk_name[CHUNK_ID_LEN + 1]; + FILE *file; + int chunk_size; + + /* always start with reliable default values */ + setTapeInfoToDefaults(); + + if (!(file = fopen(filename, MODE_READ))) + { + tape.no_valid_file = TRUE; + +#if 0 + Error(ERR_WARN, "cannot read tape '%s' -- using empty tape", filename); +#endif + + return; + } + + getFileChunkBE(file, chunk_name, NULL); + if (strcmp(chunk_name, "RND1") == 0) + { + getFile32BitBE(file); /* not used */ + + getFileChunkBE(file, chunk_name, NULL); + if (strcmp(chunk_name, "TAPE") != 0) + { + tape.no_valid_file = TRUE; + + Error(ERR_WARN, "unknown format of tape file '%s'", filename); + fclose(file); + return; + } + } + else /* check for pre-2.0 file format with cookie string */ + { + strcpy(cookie, chunk_name); + fgets(&cookie[4], MAX_LINE_LEN - 4, file); + if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; + + if (!checkCookieString(cookie, TAPE_COOKIE_TMPL)) + { + tape.no_valid_file = TRUE; + + Error(ERR_WARN, "unknown format of tape file '%s'", filename); + fclose(file); + return; + } + + if ((tape.file_version = getFileVersionFromCookieString(cookie)) == -1) + { + tape.no_valid_file = TRUE; + + Error(ERR_WARN, "unsupported version of tape file '%s'", filename); + fclose(file); + return; + } + + /* pre-2.0 tape files have no game version, so use file version here */ + tape.game_version = tape.file_version; + } + + if (tape.file_version < FILE_VERSION_1_2) + { + /* tape files from versions before 1.2.0 without chunk structure */ + LoadTape_HEAD(file, TAPE_HEADER_SIZE, &tape); + LoadTape_BODY(file, 2 * tape.length, &tape); + } + else + { + static struct + { + char *name; + int size; + int (*loader)(FILE *, int, struct TapeInfo *); + } + chunk_info[] = + { + { "VERS", FILE_VERS_CHUNK_SIZE, LoadTape_VERS }, + { "HEAD", TAPE_HEADER_SIZE, LoadTape_HEAD }, + { "INFO", -1, LoadTape_INFO }, + { "BODY", -1, LoadTape_BODY }, + { NULL, 0, NULL } + }; + + while (getFileChunkBE(file, chunk_name, &chunk_size)) + { + int i = 0; + + while (chunk_info[i].name != NULL && + strcmp(chunk_name, chunk_info[i].name) != 0) + i++; + + if (chunk_info[i].name == NULL) + { + Error(ERR_WARN, "unknown chunk '%s' in tape file '%s'", + chunk_name, filename); + ReadUnusedBytesFromFile(file, chunk_size); + } + else if (chunk_info[i].size != -1 && + chunk_info[i].size != chunk_size) + { + Error(ERR_WARN, "wrong size (%d) of chunk '%s' in tape file '%s'", + chunk_size, chunk_name, filename); + ReadUnusedBytesFromFile(file, chunk_size); + } + else + { + /* call function to load this tape chunk */ + int chunk_size_expected = + (chunk_info[i].loader)(file, chunk_size, &tape); + + /* the size of some chunks cannot be checked before reading other + chunks first (like "HEAD" and "BODY") that contain some header + information, so check them here */ + if (chunk_size_expected != chunk_size) + { + Error(ERR_WARN, "wrong size (%d) of chunk '%s' in tape file '%s'", + chunk_size, chunk_name, filename); + } + } + } + } - if (i != tape.length) - Error(ERR_WARN, "level recording file '%s' corrupted", filename); + fclose(file); tape.length_seconds = GetTapeLength(); + +#if 0 + printf("::: tape game version: %d\n", tape.game_version); + printf("::: tape engine version: %d\n", tape.engine_version); +#endif +} + +void LoadTape(int nr) +{ + char *filename = getTapeFilename(nr); + + LoadTapeFromFilename(filename); +} + +void LoadSolutionTape(int nr) +{ + char *filename = getSolutionTapeFilename(nr); + + LoadTapeFromFilename(filename); +} + +static void SaveTape_VERS(FILE *file, struct TapeInfo *tape) +{ + putFileVersion(file, tape->file_version); + putFileVersion(file, tape->game_version); +} + +static void SaveTape_HEAD(FILE *file, struct TapeInfo *tape) +{ + int i; + byte store_participating_players = 0; + + /* set bits for participating players for compact storage */ + for (i = 0; i < MAX_PLAYERS; i++) + if (tape->player_participates[i]) + store_participating_players |= (1 << i); + + putFile32BitBE(file, tape->random_seed); + putFile32BitBE(file, tape->date); + putFile32BitBE(file, tape->length); + + putFile8Bit(file, store_participating_players); + + /* unused bytes not at the end here for 4-byte alignment of engine_version */ + WriteUnusedBytesToFile(file, TAPE_HEADER_UNUSED); + + putFileVersion(file, tape->engine_version); } -void SaveTape(int level_nr) +static void SaveTape_INFO(FILE *file, struct TapeInfo *tape) { + int level_identifier_size = strlen(tape->level_identifier) + 1; int i; - char *filename = getTapeFilename(level_nr); + + putFile16BitBE(file, level_identifier_size); + + for (i = 0; i < level_identifier_size; i++) + putFile8Bit(file, tape->level_identifier[i]); + + putFile16BitBE(file, tape->level_nr); +} + +static void SaveTape_BODY(FILE *file, struct TapeInfo *tape) +{ + int i, j; + + for (i = 0; i < tape->length; i++) + { + for (j = 0; j < MAX_PLAYERS; j++) + if (tape->player_participates[j]) + putFile8Bit(file, tape->pos[i].action[j]); + + putFile8Bit(file, tape->pos[i].delay); + } +} + +void SaveTape(int nr) +{ + char *filename = getTapeFilename(nr); FILE *file; boolean new_tape = TRUE; - byte store_participating_players; - int num_participating_players; + int num_participating_players = 0; + int info_chunk_size; + int body_chunk_size; + int i; - InitTapeDirectory(leveldir_current->filename); + InitTapeDirectory(leveldir_current->subdir); /* if a tape still exists, ask to overwrite it */ if (access(filename, F_OK) == 0) @@ -1246,55 +3403,41 @@ void SaveTape(int level_nr) return; } - /* count number of players and set corresponding bits for compact storage */ - store_participating_players = 0; - num_participating_players = 0; - for(i=0; ino_valid_file) + { + Error(ERR_WARN, "cannot dump -- no valid tape file found"); + + return; + } +#else + if (TAPE_IS_EMPTY(*tape)) + { + Error(ERR_WARN, "no tape available for level %d", tape->level_nr); + + return; + } +#endif + + printf_line("-", 79); + printf("Tape of Level %03d (file version %08d, game version %08d)\n", + tape->level_nr, tape->file_version, tape->game_version); + printf("Level series identifier: '%s'\n", tape->level_identifier); + printf_line("-", 79); + + for (i = 0; i < tape->length; i++) + { + if (i >= MAX_TAPELEN) + break; + + printf("%03d: ", i); + + for (j = 0; j < MAX_PLAYERS; j++) + { + if (tape->player_participates[j]) + { + int action = tape->pos[i].action[j]; + + printf("%d:%02x ", j, action); + printf("[%c%c%c%c|%c%c] - ", + (action & JOY_LEFT ? '<' : ' '), + (action & JOY_RIGHT ? '>' : ' '), + (action & JOY_UP ? '^' : ' '), + (action & JOY_DOWN ? 'v' : ' '), + (action & JOY_BUTTON_1 ? '1' : ' '), + (action & JOY_BUTTON_2 ? '2' : ' ')); + } + } + + printf("(%03d)\n", tape->pos[i].delay); + } + + printf_line("-", 79); +} + + +/* ========================================================================= */ +/* score file functions */ +/* ========================================================================= */ + +void LoadScore(int nr) { int i; - char *filename = getScoreFilename(level_nr); + char *filename = getScoreFilename(nr); char cookie[MAX_LINE_LEN]; char line[MAX_LINE_LEN]; char *line_ptr; FILE *file; /* always start with reliable default values */ - for(i=0; i 0 && cookie[strlen(cookie) - 1] == '\n') - cookie[strlen(cookie) - 1] = '\0'; - -#if 0 - if (strcmp(cookie, SCORE_COOKIE) != 0) - { - Error(ERR_WARN, "wrong file identifier of score file '%s'", filename); - fclose(file); - return; - } -#else - if (!checkCookieString(cookie, SCORE_COOKIE)) /* unknown file format */ + fgets(cookie, MAX_LINE_LEN, file); + if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; + + if (!checkCookieString(cookie, SCORE_COOKIE)) { Error(ERR_WARN, "unknown format of score file '%s'", filename); fclose(file); return; } -#endif - for(i=0; ifilename); + InitScoreDirectory(leveldir_current->subdir); if (!(file = fopen(filename, MODE_WRITE))) { - Error(ERR_WARN, "cannot save score for level %d", level_nr); + Error(ERR_WARN, "cannot save score for level %d", nr); return; } fprintf(file, "%s\n\n", SCORE_COOKIE); - for(i=0; i= 100) - return s; - - strcpy(s_lower, s); - - for (i=0; i MAX_PLAYER_NAME_LEN) /* name has been cut */ + if (strchr(login_name_new, ' ')) + *strchr(login_name_new, ' ') = '\0'; -static boolean get_string_boolean_value(char *s) -{ - if (strcmp(string_tolower(s), "true") == 0 || - strcmp(string_tolower(s), "yes") == 0 || - strcmp(string_tolower(s), "on") == 0 || - get_string_integer_value(s) == 1) - return TRUE; - else - return FALSE; + return login_name_new; } -static char *getFormattedSetupEntry(char *token, char *value) +static void setSetupInfoToDefaults(struct SetupInfo *si) { int i; - static char entry[MAX_LINE_LEN]; - sprintf(entry, "%s:", token); - for (i=strlen(entry); iplayer_name = get_corrected_login_name(getLoginName()); + + si->sound = TRUE; + si->sound_loops = TRUE; + si->sound_music = TRUE; + si->sound_simple = TRUE; + si->toons = TRUE; + si->double_buffering = TRUE; + si->direct_draw = !si->double_buffering; + si->scroll_delay = TRUE; + si->soft_scrolling = TRUE; + si->fading = FALSE; + si->autorecord = TRUE; + si->quick_doors = FALSE; + si->team_mode = FALSE; + si->handicap = TRUE; + si->time_limit = TRUE; + si->fullscreen = FALSE; + si->ask_on_escape = TRUE; + + si->graphics_set = getStringCopy(GFX_CLASSIC_SUBDIR); + si->sounds_set = getStringCopy(SND_CLASSIC_SUBDIR); + si->music_set = getStringCopy(MUS_CLASSIC_SUBDIR); + si->override_level_graphics = FALSE; + si->override_level_sounds = FALSE; + si->override_level_music = FALSE; + + si->editor.el_boulderdash = TRUE; + si->editor.el_emerald_mine = TRUE; + si->editor.el_more = TRUE; + si->editor.el_sokoban = TRUE; + si->editor.el_supaplex = TRUE; + si->editor.el_diamond_caves = TRUE; + si->editor.el_dx_boulderdash = TRUE; + si->editor.el_chars = TRUE; + si->editor.el_custom = TRUE; + si->editor.el_custom_more = FALSE; + + si->editor.el_headlines = TRUE; + si->editor.el_user_defined = FALSE; + + si->shortcut.save_game = DEFAULT_KEY_SAVE_GAME; + si->shortcut.load_game = DEFAULT_KEY_LOAD_GAME; + si->shortcut.toggle_pause = DEFAULT_KEY_TOGGLE_PAUSE; + + for (i = 0; i < MAX_PLAYERS; i++) + { + si->input[i].use_joystick = FALSE; + si->input[i].joy.device_name=getStringCopy(getDeviceNameFromJoystickNr(i)); + si->input[i].joy.xleft = JOYSTICK_XLEFT; + si->input[i].joy.xmiddle = JOYSTICK_XMIDDLE; + si->input[i].joy.xright = JOYSTICK_XRIGHT; + si->input[i].joy.yupper = JOYSTICK_YUPPER; + si->input[i].joy.ymiddle = JOYSTICK_YMIDDLE; + si->input[i].joy.ylower = JOYSTICK_YLOWER; + si->input[i].joy.snap = (i == 0 ? JOY_BUTTON_1 : 0); + si->input[i].joy.drop = (i == 0 ? JOY_BUTTON_2 : 0); + si->input[i].key.left = (i == 0 ? DEFAULT_KEY_LEFT : KSYM_UNDEFINED); + si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KSYM_UNDEFINED); + si->input[i].key.up = (i == 0 ? DEFAULT_KEY_UP : KSYM_UNDEFINED); + si->input[i].key.down = (i == 0 ? DEFAULT_KEY_DOWN : KSYM_UNDEFINED); + si->input[i].key.snap = (i == 0 ? DEFAULT_KEY_SNAP : KSYM_UNDEFINED); + si->input[i].key.drop = (i == 0 ? DEFAULT_KEY_DROP : KSYM_UNDEFINED); + } - strcat(entry, value); + si->system.sdl_audiodriver = getStringCopy(ARG_DEFAULT); + si->system.audio_fragment_size = DEFAULT_AUDIO_FRAGMENT_SIZE; - return entry; + si->options.verbose = FALSE; } -static void freeSetupFileList(struct SetupFileList *setup_file_list) +static void decodeSetupFileHash(SetupFileHash *setup_file_hash) { - if (!setup_file_list) + int i, pnr; + + if (!setup_file_hash) return; - if (setup_file_list->token) - free(setup_file_list->token); - if (setup_file_list->value) - free(setup_file_list->value); - if (setup_file_list->next) - freeSetupFileList(setup_file_list->next); - free(setup_file_list); -} + /* global setup */ + si = setup; + for (i = 0; i < NUM_GLOBAL_SETUP_TOKENS; i++) + setSetupInfo(global_setup_tokens, i, + getHashEntry(setup_file_hash, global_setup_tokens[i].text)); + setup = si; -static struct SetupFileList *newSetupFileList(char *token, char *value) -{ - struct SetupFileList *new = checked_malloc(sizeof(struct SetupFileList)); + /* editor setup */ + sei = setup.editor; + for (i = 0; i < NUM_EDITOR_SETUP_TOKENS; i++) + setSetupInfo(editor_setup_tokens, i, + getHashEntry(setup_file_hash,editor_setup_tokens[i].text)); + setup.editor = sei; - new->token = checked_malloc(strlen(token) + 1); - strcpy(new->token, token); + /* shortcut setup */ + ssi = setup.shortcut; + for (i = 0; i < NUM_SHORTCUT_SETUP_TOKENS; i++) + setSetupInfo(shortcut_setup_tokens, i, + getHashEntry(setup_file_hash,shortcut_setup_tokens[i].text)); + setup.shortcut = ssi; - new->value = checked_malloc(strlen(value) + 1); - strcpy(new->value, value); + /* player setup */ + for (pnr = 0; pnr < MAX_PLAYERS; pnr++) + { + char prefix[30]; - new->next = NULL; + sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1); - return new; -} + sii = setup.input[pnr]; + for (i = 0; i < NUM_PLAYER_SETUP_TOKENS; i++) + { + char full_token[100]; -static char *getTokenValue(struct SetupFileList *setup_file_list, - char *token) -{ - if (!setup_file_list) - return NULL; + sprintf(full_token, "%s%s", prefix, player_setup_tokens[i].text); + setSetupInfo(player_setup_tokens, i, + getHashEntry(setup_file_hash, full_token)); + } + setup.input[pnr] = sii; + } - if (strcmp(setup_file_list->token, token) == 0) - return setup_file_list->value; - else - return getTokenValue(setup_file_list->next, token); + /* system setup */ + syi = setup.system; + for (i = 0; i < NUM_SYSTEM_SETUP_TOKENS; i++) + setSetupInfo(system_setup_tokens, i, + getHashEntry(setup_file_hash, system_setup_tokens[i].text)); + setup.system = syi; + + /* options setup */ + soi = setup.options; + for (i = 0; i < NUM_OPTIONS_SETUP_TOKENS; i++) + setSetupInfo(options_setup_tokens, i, + getHashEntry(setup_file_hash, options_setup_tokens[i].text)); + setup.options = soi; } -static void setTokenValue(struct SetupFileList *setup_file_list, - char *token, char *value) +void LoadSetup() { - if (!setup_file_list) - return; + char *filename = getSetupFilename(); + SetupFileHash *setup_file_hash = NULL; + + /* always start with reliable default values */ + setSetupInfoToDefaults(&setup); - if (strcmp(setup_file_list->token, token) == 0) + setup_file_hash = loadSetupFileHash(filename); + + if (setup_file_hash) { - free(setup_file_list->value); - setup_file_list->value = checked_malloc(strlen(value) + 1); - strcpy(setup_file_list->value, value); - } - else if (setup_file_list->next == NULL) - setup_file_list->next = newSetupFileList(token, value); - else - setTokenValue(setup_file_list->next, token, value); -} + char *player_name_new; -#ifdef DEBUG -static void printSetupFileList(struct SetupFileList *setup_file_list) -{ - if (!setup_file_list) - return; + checkSetupFileHashIdentifier(setup_file_hash, getCookie("SETUP")); + decodeSetupFileHash(setup_file_hash); + + setup.direct_draw = !setup.double_buffering; - printf("token: '%s'\n", setup_file_list->token); - printf("value: '%s'\n", setup_file_list->value); + freeSetupFileHash(setup_file_hash); - printSetupFileList(setup_file_list->next); + /* needed to work around problems with fixed length strings */ + player_name_new = get_corrected_login_name(setup.player_name); + free(setup.player_name); + setup.player_name = player_name_new; + } + else + Error(ERR_WARN, "using default setup values"); } -#endif -static struct SetupFileList *loadSetupFileList(char *filename) +void SaveSetup() { - int line_len; - char line[MAX_LINE_LEN]; - char *token, *value, *line_ptr; - struct SetupFileList *setup_file_list = newSetupFileList("", ""); - struct SetupFileList *first_valid_list_entry; - + char *filename = getSetupFilename(); FILE *file; + int i, pnr; - if (!(file = fopen(filename, MODE_READ))) - { - Error(ERR_WARN, "cannot open configuration file '%s'", filename); - return NULL; - } + InitUserDataDirectory(); - while(!feof(file)) + if (!(file = fopen(filename, MODE_WRITE))) { - /* read next line of input file */ - if (!fgets(line, MAX_LINE_LEN, file)) - break; - - /* cut trailing comment or whitespace from input line */ - for (line_ptr = line; *line_ptr; line_ptr++) - { - if (*line_ptr == '#' || *line_ptr == '\n' || *line_ptr == '\r') - { - *line_ptr = '\0'; - break; - } - } + Error(ERR_WARN, "cannot write setup file '%s'", filename); + return; + } - /* cut trailing whitespaces from input line */ - for (line_ptr = &line[strlen(line)]; line_ptr > line; line_ptr--) - if ((*line_ptr == ' ' || *line_ptr == '\t') && line_ptr[1] == '\0') - *line_ptr = '\0'; + fprintf(file, "%s\n", getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, + getCookie("SETUP"))); + fprintf(file, "\n"); - /* ignore empty lines */ - if (*line == '\0') - continue; + /* global setup */ + si = setup; + for (i = 0; i < NUM_GLOBAL_SETUP_TOKENS; i++) + { + /* just to make things nicer :) */ + if (i == SETUP_TOKEN_PLAYER_NAME + 1 || + i == SETUP_TOKEN_GRAPHICS_SET) + fprintf(file, "\n"); - line_len = strlen(line); + fprintf(file, "%s\n", getSetupLine(global_setup_tokens, "", i)); + } - /* cut leading whitespaces from token */ - for (token = line; *token; token++) - if (*token != ' ' && *token != '\t') - break; + /* editor setup */ + sei = setup.editor; + fprintf(file, "\n"); + for (i = 0; i < NUM_EDITOR_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(editor_setup_tokens, "", i)); - /* find end of token */ - for (line_ptr = token; *line_ptr; line_ptr++) - { - if (*line_ptr == ' ' || *line_ptr == '\t' || *line_ptr == ':') - { - *line_ptr = '\0'; - break; - } - } + /* shortcut setup */ + ssi = setup.shortcut; + fprintf(file, "\n"); + for (i = 0; i < NUM_SHORTCUT_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(shortcut_setup_tokens, "", i)); - if (line_ptr < line + line_len) - value = line_ptr + 1; - else - value = "\0"; + /* player setup */ + for (pnr = 0; pnr < MAX_PLAYERS; pnr++) + { + char prefix[30]; - /* cut leading whitespaces from value */ - for (; *value; value++) - if (*value != ' ' && *value != '\t') - break; + sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1); + fprintf(file, "\n"); - if (*token && *value) - setTokenValue(setup_file_list, token, value); + sii = setup.input[pnr]; + for (i = 0; i < NUM_PLAYER_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(player_setup_tokens, prefix, i)); } - fclose(file); - - first_valid_list_entry = setup_file_list->next; + /* system setup */ + syi = setup.system; + fprintf(file, "\n"); + for (i = 0; i < NUM_SYSTEM_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(system_setup_tokens, "", i)); - /* free empty list header */ - setup_file_list->next = NULL; - freeSetupFileList(setup_file_list); + /* options setup */ + soi = setup.options; + fprintf(file, "\n"); + for (i = 0; i < NUM_OPTIONS_SETUP_TOKENS; i++) + fprintf(file, "%s\n", getSetupLine(options_setup_tokens, "", i)); - if (first_valid_list_entry == NULL) - Error(ERR_WARN, "configuration file '%s' is empty", filename); + fclose(file); - return first_valid_list_entry; + SetFilePermissions(filename, PERMS_PRIVATE); } -static void checkSetupFileListIdentifier(struct SetupFileList *setup_file_list, - char *identifier) +void LoadCustomElementDescriptions() { - if (!setup_file_list) - return; + char *filename = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS); + SetupFileHash *setup_file_hash; + int i; - if (strcmp(setup_file_list->token, TOKEN_STR_FILE_IDENTIFIER) == 0) + for (i = 0; i < NUM_FILE_ELEMENTS; i++) { - if (strcmp(setup_file_list->value, identifier) != 0) + if (element_info[i].custom_description != NULL) { - Error(ERR_WARN, "configuration file has wrong version"); - return; + free(element_info[i].custom_description); + element_info[i].custom_description = NULL; } - else - return; } - if (setup_file_list->next) - checkSetupFileListIdentifier(setup_file_list->next, identifier); - else - { - Error(ERR_WARN, "configuration file has no version information"); + if ((setup_file_hash = loadSetupFileHash(filename)) == NULL) return; - } -} - -static void setLevelDirInfoToDefaults(struct LevelDirInfo *ldi) -{ - ldi->filename = NULL; - ldi->fullpath = NULL; - ldi->basepath = NULL; - ldi->name = getStringCopy(ANONYMOUS_NAME); - ldi->name_short = NULL; - ldi->name_sorting = NULL; - ldi->author = getStringCopy(ANONYMOUS_NAME); - ldi->imported_from = NULL; - ldi->levels = 0; - ldi->first_level = 0; - ldi->last_level = 0; - ldi->sort_priority = LEVELCLASS_UNDEFINED; /* default: least priority */ - ldi->level_group = FALSE; - ldi->parent_link = FALSE; - ldi->user_defined = FALSE; - ldi->readonly = TRUE; - ldi->color = 0; - ldi->class_desc = NULL; - ldi->handicap_level = 0; - ldi->cl_first = -1; - ldi->cl_cursor = -1; - - ldi->node_parent = NULL; - ldi->node_group = NULL; - ldi->next = NULL; -} -static void setLevelDirInfoToDefaultsFromParent(struct LevelDirInfo *ldi, - struct LevelDirInfo *parent) -{ - if (parent == NULL) + for (i = 0; i < NUM_FILE_ELEMENTS; i++) { - setLevelDirInfoToDefaults(ldi); - return; - } + char *token = getStringCat2(element_info[i].token_name, ".name"); + char *value = getHashEntry(setup_file_hash, token); - /* first copy all values from the parent structure ... */ - *ldi = *parent; + if (value != NULL) + element_info[i].custom_description = getStringCopy(value); - /* ... then set all fields to default that cannot be inherited from parent. - This is especially important for all those fields that can be set from - the 'levelinfo.conf' config file, because the function 'setSetupInfo()' - calls 'free()' for all already set token values which requires that no - other structure's pointer may point to them! - */ - - ldi->filename = NULL; - ldi->fullpath = NULL; - ldi->basepath = NULL; - ldi->name = getStringCopy(ANONYMOUS_NAME); - ldi->name_short = NULL; - ldi->name_sorting = NULL; - ldi->author = getStringCopy(parent->author); - ldi->imported_from = getStringCopy(parent->imported_from); - - ldi->level_group = FALSE; - ldi->parent_link = FALSE; + free(token); + } - ldi->node_parent = parent; - ldi->node_group = NULL; - ldi->next = NULL; + freeSetupFileHash(setup_file_hash); } -static void setSetupInfoToDefaults(struct SetupInfo *si) +void LoadSpecialMenuDesignSettings() { - int i; + char *filename = getCustomArtworkConfigFilename(ARTWORK_TYPE_GRAPHICS); + SetupFileHash *setup_file_hash; + int i, j; - si->player_name = getStringCopy(getLoginName()); + /* always start with reliable default values from default config */ + for (i = 0; image_config_vars[i].token != NULL; i++) + for (j = 0; image_config[j].token != NULL; j++) + if (strcmp(image_config_vars[i].token, image_config[j].token) == 0) + *image_config_vars[i].value = + get_auto_parameter_value(image_config_vars[i].token, + image_config[j].value); - si->sound = TRUE; - si->sound_loops = TRUE; - si->sound_music = TRUE; - si->sound_simple = TRUE; - si->toons = TRUE; - si->double_buffering = TRUE; - si->direct_draw = !si->double_buffering; - si->scroll_delay = TRUE; - si->soft_scrolling = TRUE; - si->fading = FALSE; - si->autorecord = TRUE; - si->quick_doors = FALSE; - si->team_mode = FALSE; - si->handicap = TRUE; - si->time_limit = TRUE; - si->fullscreen = FALSE; + if ((setup_file_hash = loadSetupFileHash(filename)) == NULL) + return; - for (i=0; iinput[i].use_joystick = FALSE; - si->input[i].joy.device_name = getStringCopy(joystick_device_name[i]); - si->input[i].joy.xleft = JOYSTICK_XLEFT; - si->input[i].joy.xmiddle = JOYSTICK_XMIDDLE; - si->input[i].joy.xright = JOYSTICK_XRIGHT; - si->input[i].joy.yupper = JOYSTICK_YUPPER; - si->input[i].joy.ymiddle = JOYSTICK_YMIDDLE; - si->input[i].joy.ylower = JOYSTICK_YLOWER; - si->input[i].joy.snap = (i == 0 ? JOY_BUTTON_1 : 0); - si->input[i].joy.bomb = (i == 0 ? JOY_BUTTON_2 : 0); - si->input[i].key.left = (i == 0 ? DEFAULT_KEY_LEFT : KSYM_UNDEFINED); - si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KSYM_UNDEFINED); - si->input[i].key.up = (i == 0 ? DEFAULT_KEY_UP : KSYM_UNDEFINED); - si->input[i].key.down = (i == 0 ? DEFAULT_KEY_DOWN : KSYM_UNDEFINED); - si->input[i].key.snap = (i == 0 ? DEFAULT_KEY_SNAP : KSYM_UNDEFINED); - si->input[i].key.bomb = (i == 0 ? DEFAULT_KEY_BOMB : KSYM_UNDEFINED); + char *value_x = getHashEntry(setup_file_hash, "menu.draw_xoffset"); + char *value_y = getHashEntry(setup_file_hash, "menu.draw_yoffset"); + char *list_size = getHashEntry(setup_file_hash, "menu.list_size"); + + if (value_x != NULL) + menu.draw_xoffset[i] = get_integer_from_string(value_x); + if (value_y != NULL) + menu.draw_yoffset[i] = get_integer_from_string(value_y); + if (list_size != NULL) + menu.list_size[i] = get_integer_from_string(list_size); } -} - -static void setSetupInfo(int token_nr, char *token_value) -{ - int token_type = token_info[token_nr].type; - void *setup_value = token_info[token_nr].value; - - if (token_value == NULL) - return; - /* set setup field to corresponding token value */ - switch (token_type) + /* read (and overwrite with) values that may be specified in config file */ + for (i = 0; image_config_vars[i].token != NULL; i++) { - case TYPE_BOOLEAN: - case TYPE_SWITCH: - *(boolean *)setup_value = get_string_boolean_value(token_value); - break; - - case TYPE_KEY: - *(Key *)setup_value = getKeyFromX11KeyName(token_value); - break; + char *value = getHashEntry(setup_file_hash, image_config_vars[i].token); - case TYPE_INTEGER: - *(int *)setup_value = get_string_integer_value(token_value); - break; - - case TYPE_STRING: - if (*(char **)setup_value != NULL) - free(*(char **)setup_value); - *(char **)setup_value = getStringCopy(token_value); - break; - - default: - break; + if (value != NULL) + *image_config_vars[i].value = + get_auto_parameter_value(image_config_vars[i].token, value); } + + freeSetupFileHash(setup_file_hash); } -static void decodeSetupFileList(struct SetupFileList *setup_file_list) +void LoadUserDefinedEditorElementList(int **elements, int *num_elements) { - int i, pnr; + char *filename = getEditorSetupFilename(); + SetupFileList *setup_file_list, *list; + SetupFileHash *element_hash; + int num_unknown_tokens = 0; + int i; - if (!setup_file_list) + if ((setup_file_list = loadSetupFileList(filename)) == NULL) return; - /* handle global setup values */ - si = setup; - for (i=FIRST_GLOBAL_SETUP_TOKEN; i<=LAST_GLOBAL_SETUP_TOKEN; i++) - setSetupInfo(i, getTokenValue(setup_file_list, token_info[i].text)); - setup = si; - - /* handle player specific setup values */ - for (pnr=0; pnrnext) + (*num_elements)++; - sprintf(full_token, "%s%s", prefix, token_info[i].text); - setSetupInfo(i, getTokenValue(setup_file_list, full_token)); - } - setup.input[pnr] = sii; - } -} + /* add space for up to 3 more elements for padding that may be needed */ + *num_elements += 3; -static int compareLevelDirInfoEntries(const void *object1, const void *object2) -{ - const struct LevelDirInfo *entry1 = *((struct LevelDirInfo **)object1); - const struct LevelDirInfo *entry2 = *((struct LevelDirInfo **)object2); - int compare_result; + *elements = checked_malloc(*num_elements * sizeof(int)); - if (entry1->parent_link || entry2->parent_link) - compare_result = (entry1->parent_link ? -1 : +1); - else if (entry1->sort_priority == entry2->sort_priority) + *num_elements = 0; + for (list = setup_file_list; list != NULL; list = list->next) { - char *name1 = getStringToLower(entry1->name_sorting); - char *name2 = getStringToLower(entry2->name_sorting); - - compare_result = strcmp(name1, name2); + char *value = getHashEntry(element_hash, list->token); - free(name1); - free(name2); - } - else if (LEVELSORTING(entry1) == LEVELSORTING(entry2)) - compare_result = entry1->sort_priority - entry2->sort_priority; - else - compare_result = LEVELSORTING(entry1) - LEVELSORTING(entry2); - - return compare_result; -} - -static void createParentLevelDirNode(struct LevelDirInfo *node_parent) -{ - struct LevelDirInfo *leveldir_new = newLevelDirInfo(); + if (value) + { + (*elements)[(*num_elements)++] = atoi(value); + } + else + { + if (num_unknown_tokens == 0) + { + Error(ERR_RETURN_LINE, "-"); + Error(ERR_RETURN, "warning: unknown token(s) found in config file:"); + Error(ERR_RETURN, "- config file: '%s'", filename); - setLevelDirInfoToDefaults(leveldir_new); + num_unknown_tokens++; + } - leveldir_new->node_parent = node_parent; - leveldir_new->parent_link = TRUE; + Error(ERR_RETURN, "- token: '%s'", list->token); + } + } - leveldir_new->name = ".. (parent directory)"; - leveldir_new->name_short = getStringCopy(leveldir_new->name); - leveldir_new->name_sorting = getStringCopy(leveldir_new->name); + if (num_unknown_tokens > 0) + Error(ERR_RETURN_LINE, "-"); - leveldir_new->filename = ".."; - leveldir_new->fullpath = getStringCopy(node_parent->fullpath); + while (*num_elements % 4) /* pad with empty elements, if needed */ + (*elements)[(*num_elements)++] = EL_EMPTY; - leveldir_new->sort_priority = node_parent->sort_priority; - leveldir_new->class_desc = getLevelClassDescription(leveldir_new); + freeSetupFileList(setup_file_list); + freeSetupFileHash(element_hash); - pushLevelDirInfo(&node_parent->node_group, leveldir_new); +#if 0 + /* TEST-ONLY */ + for (i = 0; i < *num_elements; i++) + printf("editor: element '%s' [%d]\n", + element_info[(*elements)[i]].token_name, (*elements)[i]); +#endif } -static void LoadLevelInfoFromLevelDir(struct LevelDirInfo **node_first, - struct LevelDirInfo *node_parent, - char *level_directory) +static struct MusicFileInfo *get_music_file_info_ext(char *basename, int music, + boolean is_sound) { - DIR *dir; - struct dirent *dir_entry; - boolean valid_entry_found = FALSE; - - if ((dir = opendir(level_directory)) == NULL) + SetupFileHash *setup_file_hash = NULL; + struct MusicFileInfo tmp_music_file_info, *new_music_file_info; + char *filename_music, *filename_prefix, *filename_info; + struct { - Error(ERR_WARN, "cannot read level directory '%s'", level_directory); - return; + char *token; + char **value_ptr; } - - while ((dir_entry = readdir(dir)) != NULL) /* loop until last dir entry */ + token_to_value_ptr[] = { - struct SetupFileList *setup_file_list = NULL; - struct stat file_status; - char *directory_name = dir_entry->d_name; - char *directory_path = getPath2(level_directory, directory_name); - char *filename = NULL; - - /* skip entries for current and parent directory */ - if (strcmp(directory_name, ".") == 0 || - strcmp(directory_name, "..") == 0) - { - free(directory_path); - continue; - } - - /* find out if directory entry is itself a directory */ - if (stat(directory_path, &file_status) != 0 || /* cannot stat file */ - (file_status.st_mode & S_IFMT) != S_IFDIR) /* not a directory */ - { - free(directory_path); - continue; - } + { "title_header", &tmp_music_file_info.title_header }, + { "artist_header", &tmp_music_file_info.artist_header }, + { "album_header", &tmp_music_file_info.album_header }, + { "year_header", &tmp_music_file_info.year_header }, - filename = getPath2(directory_path, LEVELINFO_FILENAME); - setup_file_list = loadSetupFileList(filename); + { "title", &tmp_music_file_info.title }, + { "artist", &tmp_music_file_info.artist }, + { "album", &tmp_music_file_info.album }, + { "year", &tmp_music_file_info.year }, - if (setup_file_list) - { - struct LevelDirInfo *leveldir_new = newLevelDirInfo(); - int i; + { NULL, NULL }, + }; + int i; - checkSetupFileListIdentifier(setup_file_list, LEVELINFO_COOKIE); - setLevelDirInfoToDefaultsFromParent(leveldir_new, node_parent); + filename_music = (is_sound ? getCustomSoundFilename(basename) : + getCustomMusicFilename(basename)); - /* set all structure fields according to the token/value pairs */ - ldi = *leveldir_new; - for (i=FIRST_LEVELINFO_TOKEN; i<=LAST_LEVELINFO_TOKEN; i++) - setSetupInfo(i, getTokenValue(setup_file_list, token_info[i].text)); - *leveldir_new = ldi; + if (filename_music == NULL) + return NULL; - DrawInitText(leveldir_new->name, 150, FC_YELLOW); + /* ---------- try to replace file extension ---------- */ - if (leveldir_new->name_short == NULL) - leveldir_new->name_short = getStringCopy(leveldir_new->name); + filename_prefix = getStringCopy(filename_music); + if (strrchr(filename_prefix, '.') != NULL) + *strrchr(filename_prefix, '.') = '\0'; + filename_info = getStringCat2(filename_prefix, ".txt"); - if (leveldir_new->name_sorting == NULL) - leveldir_new->name_sorting = getStringCopy(leveldir_new->name); +#if 0 + printf("trying to load file '%s'...\n", filename_info); +#endif - leveldir_new->filename = getStringCopy(directory_name); + if (fileExists(filename_info)) + setup_file_hash = loadSetupFileHash(filename_info); - if (node_parent == NULL) /* top level group */ - { - leveldir_new->basepath = level_directory; - leveldir_new->fullpath = leveldir_new->filename; - } - else /* sub level group */ - { - leveldir_new->basepath = node_parent->basepath; - leveldir_new->fullpath = getPath2(node_parent->fullpath, - directory_name); - } + free(filename_prefix); + free(filename_info); - if (leveldir_new->levels < 1) - leveldir_new->levels = 1; + if (setup_file_hash == NULL) + { + /* ---------- try to add file extension ---------- */ - leveldir_new->last_level = - leveldir_new->first_level + leveldir_new->levels - 1; + filename_prefix = getStringCopy(filename_music); + filename_info = getStringCat2(filename_prefix, ".txt"); - leveldir_new->user_defined = - (leveldir_new->basepath == options.level_directory ? FALSE : TRUE); +#if 0 + printf("trying to load file '%s'...\n", filename_info); +#endif - leveldir_new->color = LEVELCOLOR(leveldir_new); - leveldir_new->class_desc = getLevelClassDescription(leveldir_new); + if (fileExists(filename_info)) + setup_file_hash = loadSetupFileHash(filename_info); - leveldir_new->handicap_level = /* set handicap to default value */ - (leveldir_new->user_defined ? - leveldir_new->last_level : - leveldir_new->first_level); + free(filename_prefix); + free(filename_info); + } - pushLevelDirInfo(node_first, leveldir_new); + if (setup_file_hash == NULL) + return NULL; - freeSetupFileList(setup_file_list); - valid_entry_found = TRUE; + /* ---------- music file info found ---------- */ - if (leveldir_new->level_group) - { - /* create node to link back to current level directory */ - createParentLevelDirNode(leveldir_new); + memset(&tmp_music_file_info, 0, sizeof(struct MusicFileInfo)); - /* step into sub-directory and look for more level series */ - LoadLevelInfoFromLevelDir(&leveldir_new->node_group, - leveldir_new, directory_path); - } - } - else - Error(ERR_WARN, "ignoring level directory '%s'", directory_path); + for (i = 0; token_to_value_ptr[i].token != NULL; i++) + { + char *value = getHashEntry(setup_file_hash, token_to_value_ptr[i].token); - free(directory_path); - free(filename); + *token_to_value_ptr[i].value_ptr = + getStringCopy(value != NULL && *value != '\0' ? value : UNKNOWN_NAME); } - closedir(dir); + tmp_music_file_info.basename = getStringCopy(basename); + tmp_music_file_info.music = music; + tmp_music_file_info.is_sound = is_sound; + + new_music_file_info = checked_malloc(sizeof(struct MusicFileInfo)); + *new_music_file_info = tmp_music_file_info; - if (!valid_entry_found) - Error(ERR_WARN, "cannot find any valid level series in directory '%s'", - level_directory); + return new_music_file_info; } -void LoadLevelInfo() +static struct MusicFileInfo *get_music_file_info(char *basename, int music) { - InitUserLevelDirectory(getLoginName()); - - DrawInitText("Loading level series:", 120, FC_GREEN); + return get_music_file_info_ext(basename, music, FALSE); +} - LoadLevelInfoFromLevelDir(&leveldir_first, NULL, options.level_directory); - LoadLevelInfoFromLevelDir(&leveldir_first, NULL, getUserLevelDir("")); +static struct MusicFileInfo *get_sound_file_info(char *basename, int sound) +{ + return get_music_file_info_ext(basename, sound, TRUE); +} - leveldir_current = getFirstValidLevelSeries(leveldir_first); +static boolean music_info_listed_ext(struct MusicFileInfo *list, + char *basename, boolean is_sound) +{ + for (; list != NULL; list = list->next) + if (list->is_sound == is_sound && strcmp(list->basename, basename) == 0) + return TRUE; - if (leveldir_first == NULL) - Error(ERR_EXIT, "cannot find any valid level series in any directory"); + return FALSE; +} - sortLevelDirInfo(&leveldir_first, compareLevelDirInfoEntries); +static boolean music_info_listed(struct MusicFileInfo *list, char *basename) +{ + return music_info_listed_ext(list, basename, FALSE); +} -#if 0 - dumpLevelDirInfo(leveldir_first, 0); -#endif +static boolean sound_info_listed(struct MusicFileInfo *list, char *basename) +{ + return music_info_listed_ext(list, basename, TRUE); } -static void SaveUserLevelInfo() +void LoadMusicInfo() { - char *filename; - FILE *file; + char *music_directory = getCustomMusicDirectory(); + int num_music = getMusicListSize(); + int num_music_noconf = 0; + int num_sounds = getSoundListSize(); + DIR *dir; + struct dirent *dir_entry; + struct FileInfo *music, *sound; + struct MusicFileInfo *next, **new; int i; - filename = getPath2(getUserLevelDir(getLoginName()), LEVELINFO_FILENAME); - - if (!(file = fopen(filename, MODE_WRITE))) + while (music_file_info != NULL) { - Error(ERR_WARN, "cannot write level info file '%s'", filename); - free(filename); - return; - } + next = music_file_info->next; - /* always start with reliable default values */ - setLevelDirInfoToDefaults(&ldi); + checked_free(music_file_info->basename); - ldi.name = getLoginName(); - ldi.author = getRealName(); - ldi.levels = 100; - ldi.first_level = 1; - ldi.sort_priority = LEVELCLASS_USER_START; - ldi.readonly = FALSE; + checked_free(music_file_info->title_header); + checked_free(music_file_info->artist_header); + checked_free(music_file_info->album_header); + checked_free(music_file_info->year_header); - fprintf(file, "%s\n\n", - getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, LEVELINFO_COOKIE)); + checked_free(music_file_info->title); + checked_free(music_file_info->artist); + checked_free(music_file_info->album); + checked_free(music_file_info->year); - for (i=FIRST_LEVELINFO_TOKEN; i<=LAST_LEVELINFO_TOKEN; i++) - if (i != LEVELINFO_TOKEN_NAME_SHORT && - i != LEVELINFO_TOKEN_NAME_SORTING && - i != LEVELINFO_TOKEN_IMPORTED_FROM) - fprintf(file, "%s\n", getSetupLine("", i)); + free(music_file_info); - fclose(file); - free(filename); + music_file_info = next; + } - chmod(filename, SETUP_PERMS); -} + new = &music_file_info; -void LoadSetup() -{ - char *filename; - struct SetupFileList *setup_file_list = NULL; +#if 0 + printf("::: num_music == %d\n", num_music); +#endif - /* always start with reliable default values */ - setSetupInfoToDefaults(&setup); + for (i = 0; i < num_music; i++) + { + music = getMusicListEntry(i); - filename = getPath2(getSetupDir(), SETUP_FILENAME); +#if 0 + printf("::: %d [%08x]\n", i, music->filename); +#endif - setup_file_list = loadSetupFileList(filename); + if (music->filename == NULL) + continue; - if (setup_file_list) - { - checkSetupFileListIdentifier(setup_file_list, SETUP_COOKIE); - decodeSetupFileList(setup_file_list); + if (strcmp(music->filename, UNDEFINED_FILENAME) == 0) + continue; - setup.direct_draw = !setup.double_buffering; + /* a configured file may be not recognized as music */ + if (!FileIsMusic(music->filename)) + continue; - freeSetupFileList(setup_file_list); +#if 0 + printf("::: -> '%s' (configured)\n", music->filename); +#endif - /* needed to work around problems with fixed length strings */ - if (strlen(setup.player_name) > MAX_PLAYER_NAME_LEN) - setup.player_name[MAX_PLAYER_NAME_LEN] = '\0'; - else if (strlen(setup.player_name) < MAX_PLAYER_NAME_LEN) + if (!music_info_listed(music_file_info, music->filename)) { - char *new_name = checked_malloc(MAX_PLAYER_NAME_LEN + 1); - - strcpy(new_name, setup.player_name); - free(setup.player_name); - setup.player_name = new_name; + *new = get_music_file_info(music->filename, i); + if (*new != NULL) + new = &(*new)->next; } } - else - Error(ERR_WARN, "using default setup values"); - free(filename); -} - -static char *getSetupLine(char *prefix, int token_nr) -{ - int i; - static char entry[MAX_LINE_LEN]; - int token_type = token_info[token_nr].type; - void *setup_value = token_info[token_nr].value; - char *token_text = token_info[token_nr].text; - - /* start with the prefix, token and some spaces to format output line */ - sprintf(entry, "%s%s:", prefix, token_text); - for (i=strlen(entry); id_name; + boolean music_already_used = FALSE; + int i; - strcat(entry, getX11KeyNameFromKey(key)); - for (i=strlen(entry); i<50; i++) - strcat(entry, " "); + /* skip all music files that are configured in music config file */ + for (i = 0; i < num_music; i++) + { + music = getMusicListEntry(i); - /* add comment, if useful */ - if (strcmp(keyname, "(undefined)") != 0 && - strcmp(keyname, "(unknown)") != 0) - { - strcat(entry, "# "); - strcat(entry, keyname); - } - } - break; + if (music->filename == NULL) + continue; - case TYPE_INTEGER: + if (strcmp(basename, music->filename) == 0) { - char buffer[MAX_LINE_LEN]; - - sprintf(buffer, "%d", *(int *)setup_value); - strcat(entry, buffer); + music_already_used = TRUE; + break; } - break; - - case TYPE_STRING: - strcat(entry, *(char **)setup_value); - break; - - default: - break; - } + } - return entry; -} + if (music_already_used) + continue; -void SaveSetup() -{ - int i, pnr; - char *filename; - FILE *file; + if (!FileIsMusic(basename)) + continue; - InitUserDataDirectory(); +#if 0 + printf("::: -> '%s' (found in directory)\n", basename); +#endif - filename = getPath2(getSetupDir(), SETUP_FILENAME); + if (!music_info_listed(music_file_info, basename)) + { + *new = get_music_file_info(basename, MAP_NOCONF_MUSIC(num_music_noconf)); + if (*new != NULL) + new = &(*new)->next; + } - if (!(file = fopen(filename, MODE_WRITE))) - { - Error(ERR_WARN, "cannot write setup file '%s'", filename); - free(filename); - return; + num_music_noconf++; } - fprintf(file, "%s\n", - getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, SETUP_COOKIE)); - fprintf(file, "\n"); + closedir(dir); - /* handle global setup values */ - si = setup; - for (i=FIRST_GLOBAL_SETUP_TOKEN; i<=LAST_GLOBAL_SETUP_TOKEN; i++) + for (i = 0; i < num_sounds; i++) { - fprintf(file, "%s\n", getSetupLine("", i)); + sound = getSoundListEntry(i); - /* just to make things nicer :) */ - if (i == SETUP_TOKEN_PLAYER_NAME) - fprintf(file, "\n"); - } + if (sound->filename == NULL) + continue; - /* handle player specific setup values */ - for (pnr=0; pnrfilename, UNDEFINED_FILENAME) == 0) + continue; - sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1); - fprintf(file, "\n"); + /* a configured file may be not recognized as sound */ + if (!FileIsSound(sound->filename)) + continue; - sii = setup.input[pnr]; - for (i=FIRST_PLAYER_SETUP_TOKEN; i<=LAST_PLAYER_SETUP_TOKEN; i++) - fprintf(file, "%s\n", getSetupLine(prefix, i)); - } +#if 0 + printf("::: -> '%s' (configured)\n", sound->filename); +#endif - fclose(file); - free(filename); + if (!sound_info_listed(music_file_info, sound->filename)) + { + *new = get_sound_file_info(sound->filename, i); + if (*new != NULL) + new = &(*new)->next; + } + } - chmod(filename, SETUP_PERMS); +#if 0 + /* TEST-ONLY */ + for (next = music_file_info; next != NULL; next = next->next) + printf("::: title == '%s'\n", next->title); +#endif } -void LoadLevelSetup_LastSeries() +void add_helpanim_entry(int element, int action, int direction, int delay, + int *num_list_entries) { - char *filename; - struct SetupFileList *level_setup_list = NULL; - - /* always start with reliable default values */ - leveldir_current = getFirstValidLevelSeries(leveldir_first); - - /* ----------------------------------------------------------------------- */ - /* ~/.rocksndiamonds/levelsetup.conf */ - /* ----------------------------------------------------------------------- */ - - filename = getPath2(getSetupDir(), LEVELSETUP_FILENAME); + struct HelpAnimInfo *new_list_entry; + (*num_list_entries)++; + + helpanim_info = + checked_realloc(helpanim_info, + *num_list_entries * sizeof(struct HelpAnimInfo)); + new_list_entry = &helpanim_info[*num_list_entries - 1]; + + new_list_entry->element = element; + new_list_entry->action = action; + new_list_entry->direction = direction; + new_list_entry->delay = delay; +} - if ((level_setup_list = loadSetupFileList(filename))) +void print_unknown_token(char *filename, char *token, int token_nr) +{ + if (token_nr == 0) { - char *last_level_series = - getTokenValue(level_setup_list, TOKEN_STR_LAST_LEVEL_SERIES); - - leveldir_current = getLevelDirInfoFromFilename(last_level_series); - if (leveldir_current == NULL) - leveldir_current = leveldir_first; - - checkSetupFileListIdentifier(level_setup_list, LEVELSETUP_COOKIE); - - freeSetupFileList(level_setup_list); + Error(ERR_RETURN_LINE, "-"); + Error(ERR_RETURN, "warning: unknown token(s) found in config file:"); + Error(ERR_RETURN, "- config file: '%s'", filename); } - else - Error(ERR_WARN, "using default setup values"); - free(filename); + Error(ERR_RETURN, "- token: '%s'", token); } -void SaveLevelSetup_LastSeries() +void print_unknown_token_end(int token_nr) { - char *filename; - char *level_subdir = leveldir_current->filename; - FILE *file; - - /* ----------------------------------------------------------------------- */ - /* ~/.rocksndiamonds/levelsetup.conf */ - /* ----------------------------------------------------------------------- */ + if (token_nr > 0) + Error(ERR_RETURN_LINE, "-"); +} - InitUserDataDirectory(); +void LoadHelpAnimInfo() +{ + char *filename = getHelpAnimFilename(); + SetupFileList *setup_file_list = NULL, *list; + SetupFileHash *element_hash, *action_hash, *direction_hash; + int num_list_entries = 0; + int num_unknown_tokens = 0; + int i; - filename = getPath2(getSetupDir(), LEVELSETUP_FILENAME); + if (fileExists(filename)) + setup_file_list = loadSetupFileList(filename); - if (!(file = fopen(filename, MODE_WRITE))) + if (setup_file_list == NULL) { - Error(ERR_WARN, "cannot write setup file '%s'", filename); - free(filename); - return; - } + /* use reliable default values from static configuration */ + SetupFileList *insert_ptr; - fprintf(file, "%s\n\n", getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, - LEVELSETUP_COOKIE)); - fprintf(file, "%s\n", getFormattedSetupEntry(TOKEN_STR_LAST_LEVEL_SERIES, - level_subdir)); + insert_ptr = setup_file_list = + newSetupFileList(helpanim_config[0].token, + helpanim_config[0].value); - fclose(file); - free(filename); + for (i = 1; helpanim_config[i].token; i++) + insert_ptr = addListEntry(insert_ptr, + helpanim_config[i].token, + helpanim_config[i].value); + } - chmod(filename, SETUP_PERMS); -} + element_hash = newSetupFileHash(); + action_hash = newSetupFileHash(); + direction_hash = newSetupFileHash(); -static void checkSeriesInfo() -{ - static char *level_directory = NULL; - DIR *dir; - struct dirent *dir_entry; + for (i = 0; i < MAX_NUM_ELEMENTS; i++) + setHashEntry(element_hash, element_info[i].token_name, i_to_a(i)); - /* check for more levels besides the 'levels' field of 'levelinfo.conf' */ + for (i = 0; i < NUM_ACTIONS; i++) + setHashEntry(action_hash, element_action_info[i].suffix, + i_to_a(element_action_info[i].value)); - level_directory = getPath2((leveldir_current->user_defined ? - getUserLevelDir("") : - options.level_directory), - leveldir_current->fullpath); + /* do not store direction index (bit) here, but direction value! */ + for (i = 0; i < NUM_DIRECTIONS; i++) + setHashEntry(direction_hash, element_direction_info[i].suffix, + i_to_a(1 << element_direction_info[i].value)); - if ((dir = opendir(level_directory)) == NULL) + for (list = setup_file_list; list != NULL; list = list->next) { - Error(ERR_WARN, "cannot read level directory '%s'", level_directory); - return; - } + char *element_token, *action_token, *direction_token; + char *element_value, *action_value, *direction_value; + int delay = atoi(list->value); - while ((dir_entry = readdir(dir)) != NULL) /* last directory entry */ - { - if (strlen(dir_entry->d_name) > 4 && - dir_entry->d_name[3] == '.' && - strcmp(&dir_entry->d_name[4], LEVELFILE_EXTENSION) == 0) + if (strcmp(list->token, "end") == 0) { - char levelnum_str[4]; - int levelnum_value; + add_helpanim_entry(HELPANIM_LIST_NEXT, -1, -1, -1, &num_list_entries); - strncpy(levelnum_str, dir_entry->d_name, 3); - levelnum_str[3] = '\0'; + continue; + } - levelnum_value = atoi(levelnum_str); + /* first try to break element into element/action/direction parts; + if this does not work, also accept combined "element[.act][.dir]" + elements (like "dynamite.active"), which are unique elements */ - if (levelnum_value < leveldir_current->first_level) - { - Error(ERR_WARN, "additional level %d found", levelnum_value); - leveldir_current->first_level = levelnum_value; - } - else if (levelnum_value > leveldir_current->last_level) + if (strchr(list->token, '.') == NULL) /* token contains no '.' */ + { + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else { - Error(ERR_WARN, "additional level %d found", levelnum_value); - leveldir_current->last_level = levelnum_value; + /* no further suffixes found -- this is not an element */ + print_unknown_token(filename, list->token, num_unknown_tokens++); } + + continue; } - } - closedir(dir); -} + /* token has format "." */ -void LoadLevelSetup_SeriesInfo() -{ - char *filename; - struct SetupFileList *level_setup_list = NULL; - char *level_subdir = leveldir_current->filename; + action_token = strchr(list->token, '.'); /* suffix may be action ... */ + direction_token = action_token; /* ... or direction */ - /* always start with reliable default values */ - level_nr = leveldir_current->first_level; + element_token = getStringCopy(list->token); + *strchr(element_token, '.') = '\0'; - checkSeriesInfo(leveldir_current); + element_value = getHashEntry(element_hash, element_token); - /* ----------------------------------------------------------------------- */ - /* ~/.rocksndiamonds/levelsetup//levelsetup.conf */ - /* ----------------------------------------------------------------------- */ + if (element_value == NULL) /* this is no element */ + { + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); + + free(element_token); + + continue; + } - level_subdir = leveldir_current->filename; + action_value = getHashEntry(action_hash, action_token); - filename = getPath2(getLevelSetupDir(level_subdir), LEVELSETUP_FILENAME); + if (action_value != NULL) /* action found */ + { + add_helpanim_entry(atoi(element_value), atoi(action_value), -1, delay, + &num_list_entries); - if ((level_setup_list = loadSetupFileList(filename))) - { - char *token_value; + free(element_token); - token_value = getTokenValue(level_setup_list, TOKEN_STR_LAST_PLAYED_LEVEL); + continue; + } + + direction_value = getHashEntry(direction_hash, direction_token); + + if (direction_value != NULL) /* direction found */ + { + add_helpanim_entry(atoi(element_value), -1, atoi(direction_value), delay, + &num_list_entries); + + free(element_token); + + continue; + } - if (token_value) + if (strchr(action_token + 1, '.') == NULL) { - level_nr = atoi(token_value); + /* no further suffixes found -- this is not an action nor direction */ + + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); + + free(element_token); - if (level_nr < leveldir_current->first_level) - level_nr = leveldir_current->first_level; - if (level_nr > leveldir_current->last_level) - level_nr = leveldir_current->last_level; + continue; } - token_value = getTokenValue(level_setup_list, TOKEN_STR_HANDICAP_LEVEL); + /* token has format ".." */ + + direction_token = strchr(action_token + 1, '.'); + + action_token = getStringCopy(action_token); + *strchr(action_token + 1, '.') = '\0'; + + action_value = getHashEntry(action_hash, action_token); - if (token_value) + if (action_value == NULL) /* this is no action */ { - int level_nr = atoi(token_value); + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); + + free(element_token); + free(action_token); + + continue; + } + + direction_value = getHashEntry(direction_hash, direction_token); - if (level_nr < leveldir_current->first_level) - level_nr = leveldir_current->first_level; - if (level_nr > leveldir_current->last_level + 1) - level_nr = leveldir_current->last_level; + if (direction_value != NULL) /* direction found */ + { + add_helpanim_entry(atoi(element_value), atoi(action_value), + atoi(direction_value), delay, &num_list_entries); - if (leveldir_current->user_defined) - level_nr = leveldir_current->last_level; + free(element_token); + free(action_token); - leveldir_current->handicap_level = level_nr; + continue; } - checkSetupFileListIdentifier(level_setup_list, LEVELSETUP_COOKIE); + /* this is no direction */ - freeSetupFileList(level_setup_list); + element_value = getHashEntry(element_hash, list->token); + if (element_value != NULL) /* combined element found */ + add_helpanim_entry(atoi(element_value), -1, -1, delay, + &num_list_entries); + else + print_unknown_token(filename, list->token, num_unknown_tokens++); + + free(element_token); + free(action_token); } - else - Error(ERR_WARN, "using default setup values"); - free(filename); -} + print_unknown_token_end(num_unknown_tokens); -void SaveLevelSetup_SeriesInfo() -{ - char *filename; - char *level_subdir = leveldir_current->filename; - char *level_nr_str = int2str(level_nr, 0); - char *handicap_level_str = int2str(leveldir_current->handicap_level, 0); - FILE *file; + add_helpanim_entry(HELPANIM_LIST_NEXT, -1, -1, -1, &num_list_entries); + add_helpanim_entry(HELPANIM_LIST_END, -1, -1, -1, &num_list_entries); - /* ----------------------------------------------------------------------- */ - /* ~/.rocksndiamonds/levelsetup//levelsetup.conf */ - /* ----------------------------------------------------------------------- */ + freeSetupFileList(setup_file_list); + freeSetupFileHash(element_hash); + freeSetupFileHash(action_hash); + freeSetupFileHash(direction_hash); - InitLevelSetupDirectory(level_subdir); +#if 0 + /* TEST ONLY */ + for (i = 0; i < num_list_entries; i++) + printf("::: %d, %d, %d => %d\n", + helpanim_info[i].element, + helpanim_info[i].action, + helpanim_info[i].direction, + helpanim_info[i].delay); +#endif +} - filename = getPath2(getLevelSetupDir(level_subdir), LEVELSETUP_FILENAME); +void LoadHelpTextInfo() +{ + char *filename = getHelpTextFilename(); + int i; - if (!(file = fopen(filename, MODE_WRITE))) + if (helptext_info != NULL) { - Error(ERR_WARN, "cannot write setup file '%s'", filename); - free(filename); - return; + freeSetupFileHash(helptext_info); + helptext_info = NULL; } - fprintf(file, "%s\n\n", getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, - LEVELSETUP_COOKIE)); - fprintf(file, "%s\n", getFormattedSetupEntry(TOKEN_STR_LAST_PLAYED_LEVEL, - level_nr_str)); - fprintf(file, "%s\n", getFormattedSetupEntry(TOKEN_STR_HANDICAP_LEVEL, - handicap_level_str)); + if (fileExists(filename)) + helptext_info = loadSetupFileHash(filename); - fclose(file); - free(filename); + if (helptext_info == NULL) + { + /* use reliable default values from static configuration */ + helptext_info = newSetupFileHash(); + + for (i = 0; helptext_config[i].token; i++) + setHashEntry(helptext_info, + helptext_config[i].token, + helptext_config[i].value); + } - chmod(filename, SETUP_PERMS); +#if 0 + /* TEST ONLY */ + BEGIN_HASH_ITERATION(helptext_info, itr) + { + printf("::: '%s' => '%s'\n", + HASH_ITERATION_TOKEN(itr), HASH_ITERATION_VALUE(itr)); + } + END_HASH_ITERATION(hash, itr) +#endif } -/* LocalWords: Rocks'n - */