X-Git-Url: https://git.artsoft.org/?p=rocksndiamonds.git;a=blobdiff_plain;f=src%2Ffiles.c;h=21309b825bf505ea3fc4ba98271d55874a3f0fb0;hp=a77b4463660c5821680defce31430e15ed4d09b7;hb=3d97e3d9c20a984e70dae5e63e7c5069fb136c91;hpb=d7d97176a88ee47f893055480c76b9c05a253d05 diff --git a/src/files.c b/src/files.c index a77b4463..21309b82 100644 --- a/src/files.c +++ b/src/files.c @@ -12,6 +12,9 @@ ***********************************************************/ #include +#include +#include +#include #include "files.h" #include "tools.h" @@ -19,818 +22,863 @@ #include "tape.h" #include "joystick.h" -boolean CreateNewScoreFile() -{ - int i,j,k; - char filename[MAX_FILENAME_LEN]; - char empty_alias[MAX_NAMELEN]; - FILE *file; +#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 18 /* unused level header bytes */ +#define TAPE_HEADER_SIZE 20 /* size of tape file header */ +#define TAPE_HEADER_UNUSED 7 /* unused tape header bytes */ +#define FILE_VERSION_1_0 10 /* old 1.0 file version */ +#define FILE_VERSION_1_2 12 /* actual file version */ + +/* file identifier strings */ +#define LEVEL_COOKIE "ROCKSNDIAMONDS_LEVEL_FILE_VERSION_1.2" +#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 TAPE_COOKIE_10 "ROCKSNDIAMONDS_LEVELREC_FILE_VERSION_1.0" + +/* file names and filename extensions */ +#ifndef MSDOS +#define USERDATA_DIRECTORY ".rocksndiamonds" +#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 USERDATA_DIRECTORY "userdata" +#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" +#define ERROR_FILENAME "error.out" +#endif + +/* 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 USERDATA_DIR_MODE (MODE_R_ALL | MODE_X_ALL | S_IWUSR) +#define LEVEL_PERMS (MODE_R_ALL | MODE_W_ALL) +#define SCORE_PERMS LEVEL_PERMS +#define TAPE_PERMS LEVEL_PERMS +#define SETUP_PERMS LEVEL_PERMS - sprintf(filename,"%s/%s/%s", - level_directory,leveldir[leveldir_nr].filename,SCORE_FILENAME); +static void SaveUserLevelInfo(); /* for 'InitUserLevelDir()' */ +static char *getSetupLine(char *, int); /* for 'SaveUserLevelInfo()' */ - if (!(file=fopen(filename,"w"))) - return(FALSE); +static char *getGlobalDataDir() +{ + return GAME_DIR; +} - for(i=0;i 0) + userlevel_dir = getPath3(data_dir, userlevel_subdir, level_subdir); + else + userlevel_dir = getPath2(data_dir, userlevel_subdir); - chmod(filename, NAMES_PERMS); - return(TRUE); + return userlevel_dir; } -boolean LoadLevelInfo() +static char *getTapeDir(char *level_subdir) { - int i; - char filename[MAX_FILENAME_LEN]; - char cookie[MAX_FILENAME_LEN]; - FILE *file; + static char *tape_dir = NULL; + char *data_dir = getUserDataDir(); + char *tape_subdir = TAPES_DIRECTORY; - sprintf(filename,"%s/%s",level_directory,LEVDIR_FILENAME); + if (tape_dir) + free(tape_dir); - if (!(file=fopen(filename,"r"))) - { - Error(ERR_RETURN, "cannot read level info '%s'", filename); - return(FALSE); - } + if (strlen(level_subdir) > 0) + tape_dir = getPath3(data_dir, tape_subdir, level_subdir); + else + tape_dir = getPath2(data_dir, tape_subdir); - fscanf(file,"%s\n",cookie); - if (strcmp(cookie,LEVELDIR_COOKIE)) /* ungültiges Format? */ - { - Error(ERR_RETURN, "wrong format of level info file"); - fclose(file); - return(FALSE); - } + return tape_dir; +} - num_leveldirs = 0; - leveldir_nr = 0; - for(i=0;i 0) + score_dir = getPath3(data_dir, score_subdir, level_subdir); + else + score_dir = getPath2(data_dir, score_subdir); - return(TRUE); + return score_dir; } -void LoadLevel(int level_nr) +static char *getLevelFilename(int nr) { - int i,x,y; - char filename[MAX_FILENAME_LEN]; - char cookie[MAX_FILENAME_LEN]; - FILE *file; - - sprintf(filename,"%s/%s/%d", - level_directory,leveldir[leveldir_nr].filename,level_nr); + static char *filename = NULL; + char basename[MAX_FILENAME_LEN]; - if (!(file = fopen(filename,"r"))) - Error(ERR_RETURN, "cannot read level '%s' - creating new level", filename); - else - { - fgets(cookie,LEVEL_COOKIE_LEN,file); - fgetc(file); + if (filename != NULL) + free(filename); - if (strcmp(cookie,LEVEL_COOKIE)) /* ungültiges Format? */ - { - Error(ERR_RETURN, "wrong format of level file '%s'", filename); - fclose(file); - file = NULL; - } - } + sprintf(basename, "%03d.%s", nr, LEVELFILE_EXTENSION); + filename = getPath3((leveldir[leveldir_nr].user_defined ? + getUserLevelDir("") : + options.level_directory), + leveldir[leveldir_nr].filename, + basename); - if (file) - { - lev_fieldx = level.fieldx = fgetc(file); - lev_fieldy = level.fieldy = fgetc(file); - - level.time = (fgetc(file)<<8) | fgetc(file); - level.edelsteine = (fgetc(file)<<8) | fgetc(file); - for(i=0;i= MAX_TAPELEN) - break; + SaveUserLevelInfo(); + } +} - for(j=0; j0) - { - tape.pos[i].action[j] = MV_NO_MOVING; - continue; - } - tape.pos[i].action[j] = fgetc(file); - } +static void setLevelInfoToDefaults() +{ + int i, x, y; - tape.pos[i].delay = fgetc(file); + lev_fieldx = level.fieldx = STD_LEV_FIELDX; + lev_fieldy = level.fieldy = STD_LEV_FIELDY; - if (feof(file)) - break; - } + for(x=0; x 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; - if (!(file = fopen(filename,"r"))) + if (strcmp(cookie, LEVEL_COOKIE_10) == 0) /* old 1.0 level format */ + file_version = FILE_VERSION_1_0; + else if (strcmp(cookie, LEVEL_COOKIE) != 0) /* unknown level format */ { - if (!CreateNewScoreFile()) - Error(ERR_RETURN, "cannot create score file '%s'", filename); - else if (!(file = fopen(filename,"r"))) - Error(ERR_RETURN, "cannot read score for level %d", level_nr); + Error(ERR_WARN, "wrong file identifier of level file '%s'", filename); + fclose(file); + return; } - if (file) + /* read chunk "HEAD" */ + if (file_version >= FILE_VERSION_1_2) { - fgets(cookie,SCORE_COOKIE_LEN,file); - if (strcmp(cookie,SCORE_COOKIE)) /* ungültiges Format? */ + /* first check header chunk identifier and chunk length */ + fgets(chunk, CHUNK_ID_LEN + 1, file); + chunk_length = + (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file); + if (strcmp(chunk, "HEAD") || chunk_length != LEVEL_HEADER_SIZE) { - Error(ERR_RETURN, "wrong format of score file '%s'", filename); + Error(ERR_WARN, "wrong 'HEAD' chunk of level file '%s'", filename); fclose(file); - file = NULL; + return; } } - if (file) + lev_fieldx = level.fieldx = fgetc(file); + lev_fieldy = level.fieldy = fgetc(file); + + level.time = (fgetc(file)<<8) | fgetc(file); + level.edelsteine = (fgetc(file)<<8) | fgetc(file); + + for(i=0; i= FILE_VERSION_1_2) { - fseek(file, - SCORE_COOKIE_LEN-1+level_nr*(MAX_SCORE_ENTRIES*(MAX_NAMELEN+2)), - SEEK_SET); - for(i=0;i> 24) & 0xff, file); + fputc((chunk_length >> 16) & 0xff, file); + fputc((chunk_length >> 8) & 0xff, file); + fputc((chunk_length >> 0) & 0xff, file); + + fputc(level.fieldx, file); + fputc(level.fieldy, file); + fputc(level.time / 256, file); + fputc(level.time % 256, file); + fputc(level.edelsteine / 256, file); + fputc(level.edelsteine % 256, file); + + for(i=0; i> 24) & 0xff, file); + fputc((chunk_length >> 16) & 0xff, file); + fputc((chunk_length >> 8) & 0xff, file); + fputc((chunk_length >> 0) & 0xff, file); + + for(y=0; y 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; - if (!(file = fopen(filename,"r"))) + 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 */ { - if (!CreateNewNamesFile(mode)) - Error(ERR_RETURN, "cannot create names file '%s'", filename); - else if (!(file = fopen(filename,"r"))) - Error(ERR_RETURN, "cannot read player information file '%s'", filename); + Error(ERR_WARN, "wrong file identifier of tape file '%s'", filename); + fclose(file); + return; } - if (file) + /* read chunk "HEAD" */ + if (file_version >= FILE_VERSION_1_2) { - fgets(cookie,NAMES_COOKIE_LEN,file); - if (!strcmp(cookie,NAMES_COOKIE_10)) /* altes Format? */ - version_10_file = TRUE; - else if (strcmp(cookie,NAMES_COOKIE)) /* ungültiges Format? */ + /* first check header chunk identifier and chunk length */ + fgets(chunk, CHUNK_ID_LEN + 1, file); + chunk_length = + (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file); + + if (strcmp(chunk, "HEAD") || chunk_length != TAPE_HEADER_SIZE) { - Error(ERR_RETURN, "wrong format of names file '%s'", filename); + Error(ERR_WARN, "wrong 'HEAD' chunk of tape file '%s'", filename); fclose(file); - file = NULL; + return; } } - if (!file) - { - *local_player = default_player; - level_nr = default_player.level_nr; - return; - } + tape.random_seed = + (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file); + tape.date = + (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file); + tape.length = + (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file); - while(1) + /* read header fields that are new since version 1.2 */ + if (file_version >= FILE_VERSION_1_2) { - for(i=0;i= FILE_VERSION_1_2) { - *local_player = new_player; - if (local_player->leveldir_nr < num_leveldirs) - leveldir_nr = local_player->leveldir_nr; - else - leveldir_nr = 0; + /* next check body chunk identifier and chunk length */ + fgets(chunk, CHUNK_ID_LEN + 1, file); + chunk_length = + (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file); + 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; + } } - else + + for(i=0; ihandicap = new_player.handicap; - local_player->level_nr = new_player.level_nr; - } + if (i >= MAX_TAPELEN) + break; - level_nr = local_player->level_nr; + for(j=0; j 0) + tape.pos[i + num_moves].delay = 0; + num_moves++; + } + } + + if (num_moves > 1) + { + num_moves--; + i += num_moves; + tape.length += num_moves; + } + } - fputs(LEVEL_COOKIE,file); /* Formatkennung */ - fputc(0x0a,file); - - fputc(level.fieldx,file); - fputc(level.fieldy,file); - fputc(level.time / 256,file); - fputc(level.time % 256,file); - fputc(level.edelsteine / 256,file); - fputc(level.edelsteine % 256,file); - - for(i=0;i> 24) & 0xff, file); + fputc((chunk_length >> 16) & 0xff, file); + fputc((chunk_length >> 8) & 0xff, file); + fputc((chunk_length >> 0) & 0xff, file); + + fputc((tape.random_seed >> 24) & 0xff, file); + fputc((tape.random_seed >> 16) & 0xff, file); + fputc((tape.random_seed >> 8) & 0xff, file); + fputc((tape.random_seed >> 0) & 0xff, file); + + fputc((tape.date >> 24) & 0xff, file); + fputc((tape.date >> 16) & 0xff, file); + fputc((tape.date >> 8) & 0xff, file); + fputc((tape.date >> 0) & 0xff, file); - fputc((tape.random_seed >> 24) & 0xff,file); - fputc((tape.random_seed >> 16) & 0xff,file); - fputc((tape.random_seed >> 8) & 0xff,file); - fputc((tape.random_seed >> 0) & 0xff,file); + fputc((tape.length >> 24) & 0xff, file); + fputc((tape.length >> 16) & 0xff, file); + fputc((tape.length >> 8) & 0xff, file); + fputc((tape.length >> 0) & 0xff, file); - fputc((tape.date >> 24) & 0xff,file); - fputc((tape.date >> 16) & 0xff,file); - fputc((tape.date >> 8) & 0xff,file); - fputc((tape.date >> 0) & 0xff,file); + fputc(store_participating_players, file); - fputc((tape.length >> 24) & 0xff,file); - fputc((tape.length >> 16) & 0xff,file); - fputc((tape.length >> 8) & 0xff,file); - fputc((tape.length >> 0) & 0xff,file); + for(i=0; i> 24) & 0xff, file); + fputc((chunk_length >> 16) & 0xff, file); + fputc((chunk_length >> 8) & 0xff, file); + fputc((chunk_length >> 0) & 0xff, file); + + for(i=0; i 0 && cookie[strlen(cookie) - 1] == '\n') + cookie[strlen(cookie) - 1] = '\0'; + + if (strcmp(cookie, SCORE_COOKIE) != 0) { - Error(ERR_RETURN, "wrong format of names file '%s'", filename); + Error(ERR_WARN, "wrong file identifier of score file '%s'", filename); fclose(file); return; } - while(1) + for(i=0; ilogin_name, MAX_NAMELEN-1)) + if (line[strlen(line)-1] == '\n') + line[strlen(line)-1] = '\0'; + + for (line_ptr = line; *line_ptr; line_ptr++) + { + if (*line_ptr != ' ' && *line_ptr != '\t' && *line_ptr != '\0') { - fseek(file,-(2*MAX_NAMELEN+1+2+1+(version_10_file ? 0 : 11)),SEEK_CUR); + strncpy(highscore[i].Name, line_ptr, MAX_NAMELEN - 1); + highscore[i].Name[MAX_NAMELEN - 1] = '\0'; break; } - } - - local_player->level_nr = level_nr; - - for(i=0;ilogin_name[i],file); - for(i=0;ialias_name[i],file); - fputc(local_player->handicap,file); - fputc(local_player->setup / 256,file); - fputc(local_player->setup % 256,file); - fputc(local_player->leveldir_nr,file); - if (!version_10_file) - { - fputc(local_player->level_nr,file); - for(i=0;i<10;i++) /* currently unused bytes */ - fputc(0,file); + } } fclose(file); } -void LoadJoystickData() +void SaveScore(int level_nr) { int i; - char cookie[256]; + char *filename = getScoreFilename(level_nr); FILE *file; - if (joystick_status==JOYSTICK_OFF) - return; - -#ifndef MSDOS - if (!(file=fopen(JOYDAT_FILE,"r"))) - return; + InitScoreDirectory(leveldir[leveldir_nr].filename); - fscanf(file,"%s",cookie); - if (strcmp(cookie,JOYSTICK_COOKIE)) /* ungültiges Format? */ + if (!(file = fopen(filename, "w"))) { - Error(ERR_RETURN, "wrong format of joystick file '%s'", JOYDAT_FILE); - fclose(file); + Error(ERR_WARN, "cannot save score for level %d", level_nr); return; } - for(i=0;i<2;i++) - { - fscanf(file,"%s",cookie); - fscanf(file, "%d %d %d \n", - &joystick[i].xleft, &joystick[i].xmiddle, &joystick[i].xright); - fscanf(file, "%d %d %d \n", - &joystick[i].yupper, &joystick[i].ymiddle, &joystick[i].ylower); - } - fclose(file); + fprintf(file, "%s\n\n", SCORE_COOKIE); - CheckJoystickData(); -#else - load_joystick_data(JOYDAT_FILE); -#endif -} + for(i=0; itoken) - free(setup_file_info->token); - if (setup_file_info->value) - free(setup_file_info->value); - if (setup_file_info->next) - freeSetupFileInfo(setup_file_info->next); - free(setup_file_info); + 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); } -static struct SetupFileInfo *newSetupFileInfo(char *token, char *value) +static struct SetupFileList *newSetupFileList(char *token, char *value) { - struct SetupFileInfo *new = checked_malloc(sizeof(struct SetupFileInfo)); + struct SetupFileList *new = checked_malloc(sizeof(struct SetupFileList)); new->token = checked_malloc(strlen(token) + 1); strcpy(new->token, token); @@ -973,414 +981,753 @@ static struct SetupFileInfo *newSetupFileInfo(char *token, char *value) return new; } -static char *lookupSetupFileValue(struct SetupFileInfo *setup_file_info, - char *token) +static char *getTokenValue(struct SetupFileList *setup_file_list, + char *token) { - if (!setup_file_info) + if (!setup_file_list) return NULL; - if (strcmp(setup_file_info->token, token) == 0) - return setup_file_info->value; + if (strcmp(setup_file_list->token, token) == 0) + return setup_file_list->value; + else + return getTokenValue(setup_file_list->next, token); +} + +static void setTokenValue(struct SetupFileList *setup_file_list, + char *token, char *value) +{ + if (!setup_file_list) + return; + + if (strcmp(setup_file_list->token, token) == 0) + { + 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 - return lookupSetupFileValue(setup_file_info->next, token); + setTokenValue(setup_file_list->next, token, value); } #ifdef DEBUG -static void printSetupFileInfo(struct SetupFileInfo *setup_file_info) +static void printSetupFileList(struct SetupFileList *setup_file_list) { - if (!setup_file_info) + if (!setup_file_list) return; - printf("token: '%s'\n", setup_file_info->token); - printf("value: '%s'\n", setup_file_info->value); + printf("token: '%s'\n", setup_file_list->token); + printf("value: '%s'\n", setup_file_list->value); - printSetupFileInfo(setup_file_info->next); + printSetupFileList(setup_file_list->next); } #endif -static void decodeSetupFileInfo(struct SetupFileInfo *setup_file_info) +static struct SetupFileList *loadSetupFileList(char *filename) { - int i; - int token_nr = -1; - int player_nr = 0; - char *token; - char *token_value; - int token_integer_value; - boolean token_boolean_value; - int token_player_prefix_len; - - if (!setup_file_info) - return; + 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; - token = setup_file_info->token; - token_value = setup_file_info->value; - token_integer_value = get_string_integer_value(token_value); - token_boolean_value = get_string_boolean_value(token_value); + FILE *file; - token_player_prefix_len = strlen(SETUP_TOKEN_PLAYER_PREFIX); + if (!(file = fopen(filename, "r"))) + { + Error(ERR_WARN, "cannot open configuration file '%s'", filename); + return NULL; + } - if (strncmp(token, SETUP_TOKEN_PLAYER_PREFIX, token_player_prefix_len) == 0) + while(!feof(file)) { - token += token_player_prefix_len; + /* read next line of input file */ + if (!fgets(line, MAX_LINE_LEN, file)) + break; - if (*token >= '0' && *token <= '9') + /* cut trailing comment or whitespace from input line */ + for (line_ptr = line; *line_ptr; line_ptr++) + { + if (*line_ptr == '#' || *line_ptr == '\n') + { + *line_ptr = '\0'; + break; + } + } + + /* 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'; + + /* ignore empty lines */ + if (*line == '\0') + continue; + + line_len = strlen(line); + + /* cut leading whitespaces from token */ + for (token = line; *token; token++) + if (*token != ' ' && *token != '\t') + break; + + /* find end of token */ + for (line_ptr = token; *line_ptr; line_ptr++) { - player_nr = ((int)(*token - '0') - 1 + MAX_PLAYERS) % MAX_PLAYERS; - token++; + if (*line_ptr == ' ' || *line_ptr == '\t' || *line_ptr == ':') + { + *line_ptr = '\0'; + break; + } } + + if (line_ptr < line + line_len) + value = line_ptr + 1; + else + value = "\0"; + + /* cut leading whitespaces from value */ + for (; *value; value++) + if (*value != ' ' && *value != '\t') + break; + + if (*token && *value) + setTokenValue(setup_file_list, token, value); } - for (i=0; inext; + + /* free empty list header */ + setup_file_list->next = NULL; + freeSetupFileList(setup_file_list); + + if (first_valid_list_entry == NULL) + Error(ERR_WARN, "configuration file '%s' is empty", filename); + + return first_valid_list_entry; +} + +static void checkSetupFileListIdentifier(struct SetupFileList *setup_file_list, + char *identifier) +{ + if (!setup_file_list) + return; + + if (strcmp(setup_file_list->token, TOKEN_STR_FILE_IDENTIFIER) == 0) { - if (strcmp(token, setup_info[i].token) == 0) + if (strcmp(setup_file_list->value, identifier) != 0) { - token_nr = i; - break; + Error(ERR_WARN, "configuration file has wrong version"); + return; } + else + return; } + if (setup_file_list->next) + checkSetupFileListIdentifier(setup_file_list->next, identifier); + else + { + Error(ERR_WARN, "configuration file has no version information"); + return; + } +} +static void setLevelDirInfoToDefaults(struct LevelDirInfo *ldi) +{ + ldi->name = getStringCopy("non-existing"); + ldi->levels = 0; + ldi->sort_priority = 999; /* default: least priority */ + ldi->readonly = TRUE; +} - /* - printf("token == '%s', token_integer_value == %d\n", - token, token_integer_value); +static void setSetupInfoToDefaults(struct SetupInfo *si) +{ + int i; + si->player_name = getStringCopy(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; - printf("[player %d] token == '%s', token_value == '%s' (%ld)\n", - player_nr, token, token_value, - (unsigned long)getKeySymFromX11KeyName(token_value)); - */ + 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 : KEY_UNDEFINDED); + si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KEY_UNDEFINDED); + si->input[i].key.up = (i == 0 ? DEFAULT_KEY_UP : KEY_UNDEFINDED); + si->input[i].key.down = (i == 0 ? DEFAULT_KEY_DOWN : KEY_UNDEFINDED); + si->input[i].key.snap = (i == 0 ? DEFAULT_KEY_SNAP : KEY_UNDEFINDED); + si->input[i].key.bomb = (i == 0 ? DEFAULT_KEY_BOMB : KEY_UNDEFINDED); + } +} +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; - switch (token_nr) + /* set setup field to corresponding token value */ + switch (token_type) { - case SETUP_TOKEN_SOUND: - setup.sound_on = token_boolean_value; - break; - case SETUP_TOKEN_SOUND_LOOPS: - setup.sound_loops_on = token_boolean_value; - break; - case SETUP_TOKEN_SOUND_MUSIC: - setup.sound_music_on = token_boolean_value; - break; - case SETUP_TOKEN_SOUND_SIMPLE: - setup.sound_simple_on = token_boolean_value; - break; - case SETUP_TOKEN_TOONS: - setup.toons_on = token_boolean_value; - break; - case SETUP_TOKEN_DIRECT_DRAW: - setup.direct_draw_on = token_boolean_value; - break; - case SETUP_TOKEN_SCROLL_DELAY: - setup.scroll_delay_on = token_boolean_value; - break; - case SETUP_TOKEN_SOFT_SCROLLING: - setup.soft_scrolling_on = token_boolean_value; - break; - case SETUP_TOKEN_FADING: - setup.fading_on = token_boolean_value; - break; - case SETUP_TOKEN_AUTORECORD: - setup.autorecord_on = token_boolean_value; - break; - case SETUP_TOKEN_QUICK_DOORS: - setup.quick_doors = token_boolean_value; + case TYPE_BOOLEAN: + case TYPE_SWITCH: + *(boolean *)setup_value = get_string_boolean_value(token_value); break; - case SETUP_TOKEN_USE_JOYSTICK: - setup.input[player_nr].use_joystick = token_boolean_value; - break; - case SETUP_TOKEN_JOYSTICK_NR: - if (token_integer_value < 0 || token_integer_value > 1) - token_integer_value = 1; - setup.input[player_nr].joystick_nr = token_integer_value - 1; - break; - case SETUP_TOKEN_JOY_SNAP: - setup.input[player_nr].joy.snap = getJoySymbolFromJoyName(token_value); - break; - case SETUP_TOKEN_JOY_BOMB : - setup.input[player_nr].joy.bomb = getJoySymbolFromJoyName(token_value); - break; - case SETUP_TOKEN_KEY_LEFT: - setup.input[player_nr].key.left = getKeySymFromX11KeyName(token_value); - break; - case SETUP_TOKEN_KEY_RIGHT: - setup.input[player_nr].key.right = getKeySymFromX11KeyName(token_value); + case TYPE_KEYSYM: + *(KeySym *)setup_value = getKeySymFromX11KeyName(token_value); break; - case SETUP_TOKEN_KEY_UP: - setup.input[player_nr].key.up = getKeySymFromX11KeyName(token_value); - break; - case SETUP_TOKEN_KEY_DOWN: - setup.input[player_nr].key.down = getKeySymFromX11KeyName(token_value); - break; - case SETUP_TOKEN_KEY_SNAP: - setup.input[player_nr].key.snap = getKeySymFromX11KeyName(token_value); + + case TYPE_INTEGER: + *(int *)setup_value = get_string_integer_value(token_value); break; - case SETUP_TOKEN_KEY_BOMB: - setup.input[player_nr].key.bomb = getKeySymFromX11KeyName(token_value); + + case TYPE_STRING: + if (*(char **)setup_value != NULL) + free(*(char **)setup_value); + *(char **)setup_value = getStringCopy(token_value); break; + default: break; } - - decodeSetupFileInfo(setup_file_info->next); } -void LoadSetup() +static void decodeSetupFileList(struct SetupFileList *setup_file_list) { - int line_len; - char filename[MAX_FILENAME_LEN]; - char line[MAX_LINE_LEN]; - char *token, *value, *line_ptr; - struct SetupFileInfo *setup_file_info, **next_entry = &setup_file_info; - FILE *file; + int i, pnr; + if (!setup_file_list) + 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; - printf("LoadSetup\n"); + /* handle player specific setup values */ + for (pnr=0; pnr highest_level_nr) + last_level_nr = highest_level_nr; } + return last_level_nr; +} +static int compareLevelDirInfoEntries(const void *object1, const void *object2) +{ + const struct LevelDirInfo *entry1 = object1; + const struct LevelDirInfo *entry2 = object2; + int compare_result; - /* - next_entry = &setup_file; - */ + if (entry1->sort_priority != entry2->sort_priority) + compare_result = entry1->sort_priority - entry2->sort_priority; + else + { + char *name1 = getStringToLower(entry1->name); + char *name2 = getStringToLower(entry2->name); + compare_result = strcmp(name1, name2); + free(name1); + free(name2); + } - while(!feof(file)) + return compare_result; +} + +static int LoadLevelInfoFromLevelDir(char *level_directory, int start_entry) +{ + DIR *dir; + struct stat file_status; + char *directory = NULL; + char *filename = NULL; + struct SetupFileList *setup_file_list = NULL; + struct dirent *dir_entry; + int i, current_entry = start_entry; + + if ((dir = opendir(level_directory)) == NULL) { - /* read next line */ - if (!fgets(line, MAX_LINE_LEN, file)) + Error(ERR_WARN, "cannot read level directory '%s'", level_directory); + return current_entry; + } + + while (current_entry < MAX_LEVDIR_ENTRIES) + { + if ((dir_entry = readdir(dir)) == NULL) /* last directory entry */ break; - /* cut trailing comment or whitespace from input line */ - for (line_ptr = line; *line_ptr; line_ptr++) + /* skip entries for current and parent directory */ + if (strcmp(dir_entry->d_name, ".") == 0 || + strcmp(dir_entry->d_name, "..") == 0) + continue; + + /* find out if directory entry is itself a directory */ + directory = getPath2(level_directory, dir_entry->d_name); + if (stat(directory, &file_status) != 0 || /* cannot stat file */ + (file_status.st_mode & S_IFMT) != S_IFDIR) /* not a directory */ { - if (*line_ptr == '#' || *line_ptr == '\n') - { - *line_ptr = '\0'; - break; - } + free(directory); + continue; } - /* 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'; + filename = getPath2(directory, LEVELINFO_FILENAME); + setup_file_list = loadSetupFileList(filename); - /* ignore empty lines */ - if (*line == '\0') - continue; + if (setup_file_list) + { + checkSetupFileListIdentifier(setup_file_list, LEVELINFO_COOKIE); + setLevelDirInfoToDefaults(&leveldir[current_entry]); - line_len = strlen(line); + ldi = leveldir[current_entry]; + for (i=FIRST_LEVELINFO_TOKEN; i<=LAST_LEVELINFO_TOKEN; i++) + setSetupInfo(i, getTokenValue(setup_file_list, token_info[i].text)); + leveldir[current_entry] = ldi; + leveldir[current_entry].filename = getStringCopy(dir_entry->d_name); + leveldir[current_entry].user_defined = + (level_directory == options.level_directory ? FALSE : TRUE); - /* - printf("line: '%s'\n", line); - */ + freeSetupFileList(setup_file_list); + current_entry++; + } + else + Error(ERR_WARN, "ignoring level directory '%s'", directory); + free(directory); + free(filename); + } - /* cut leading whitespaces from token */ - for (token = line; *token; token++) - if (*token != ' ' && *token != '\t') - break; + if (current_entry == MAX_LEVDIR_ENTRIES) + Error(ERR_WARN, "using %d level directories -- ignoring the rest", + current_entry); - /* find end of token */ - for (line_ptr = token; *line_ptr; line_ptr++) - { - if (*line_ptr == ' ' || *line_ptr == '\t' || *line_ptr == ':') - { - *line_ptr = '\0'; - break; - } - } + closedir(dir); - if (line_ptr < line + line_len) - value = line_ptr + 1; - else - value = "\0"; + if (current_entry == start_entry) + Error(ERR_WARN, "cannot find any valid level series in directory '%s'", + level_directory); - /* cut leading whitespaces from value */ - for (; *value; value++) - if (*value != ' ' && *value != '\t') - break; + return current_entry; +} +void LoadLevelInfo() +{ + InitUserLevelDirectory(getLoginName()); - /* - printf("token / value: '%s' / '%s'\n", token, value); - */ + num_leveldirs = 0; + leveldir_nr = 0; + num_leveldirs = LoadLevelInfoFromLevelDir(options.level_directory, + num_leveldirs); + num_leveldirs = LoadLevelInfoFromLevelDir(getUserLevelDir(""), + num_leveldirs); - if (*token && *value) - { - /* allocate new token/value pair */ + if (num_leveldirs == 0) + Error(ERR_EXIT, "cannot find any valid level series in any directory"); - *next_entry = newSetupFileInfo(token, value); - next_entry = &((*next_entry)->next); - } + if (num_leveldirs > 1) + qsort(leveldir, num_leveldirs, sizeof(struct LevelDirInfo), + compareLevelDirInfoEntries); +} + +static void SaveUserLevelInfo() +{ + char *filename; + FILE *file; + int i; + + filename = getPath2(getUserLevelDir(getLoginName()), LEVELINFO_FILENAME); + + if (!(file = fopen(filename, "w"))) + { + Error(ERR_WARN, "cannot write level info file '%s'", filename); + free(filename); + return; } + ldi.name = getLoginName(); + ldi.levels = 100; + ldi.sort_priority = 300; + ldi.readonly = FALSE; + + fprintf(file, "%s\n\n", + getFormattedSetupEntry(TOKEN_STR_FILE_IDENTIFIER, LEVELINFO_COOKIE)); + + for (i=FIRST_LEVELINFO_TOKEN; i<=LAST_LEVELINFO_TOKEN; i++) + fprintf(file, "%s\n", getSetupLine("", i)); + fclose(file); + free(filename); -#if 0 - printf("Content of setup file info:\n"); + chmod(filename, SETUP_PERMS); +} - printSetupFileInfo(setup_file_info); -#endif +void LoadSetup() +{ + char *filename; + struct SetupFileList *setup_file_list = NULL; + /* always start with reliable default values */ + setSetupInfoToDefaults(&setup); + filename = getPath2(getSetupDir(), SETUP_FILENAME); - printf("decodeSetupFileInfo\n"); + setup_file_list = loadSetupFileList(filename); + if (setup_file_list) + { + checkSetupFileListIdentifier(setup_file_list, SETUP_COOKIE); + decodeSetupFileList(setup_file_list); + setup.direct_draw = !setup.double_buffering; - decodeSetupFileInfo(setup_file_info); - freeSetupFileInfo(setup_file_info); + freeSetupFileList(setup_file_list); + + /* needed to work around problems with fixed length strings */ + if (strlen(setup.player_name) >= MAX_NAMELEN) + setup.player_name[MAX_NAMELEN - 1] = '\0'; + else if (strlen(setup.player_name) < MAX_NAMELEN - 1) + { + char *new_name = checked_malloc(MAX_NAMELEN); + + strcpy(new_name, setup.player_name); + free(setup.player_name); + setup.player_name = new_name; + } + } + else + Error(ERR_WARN, "using default setup values"); + + free(filename); } -void SaveSetup() +static char *getSetupLine(char *prefix, int token_nr) { int i; - char filename[MAX_FILENAME_LEN]; - FILE *file; + 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); itoken, TOKEN_STR_FILE_IDENTIFIER) != 0) + fprintf(file, "%s\n", + getFormattedSetupEntry(list_entry->token, list_entry->value)); + + /* just to make things nicer :) */ + if (strcmp(list_entry->token, TOKEN_STR_LAST_LEVEL_SERIES) == 0) + fprintf(file, "\n"); + + list_entry = list_entry->next; + } + + fclose(file); + free(filename); chmod(filename, SETUP_PERMS); } + +#ifdef MSDOS +static boolean initErrorFile() +{ + char *filename; + FILE *error_file; + + InitUserDataDirectory(); + + filename = getPath2(getUserDataDir(), ERROR_FILENAME); + error_file = fopen(filename, "w"); + free(filename); + + if (error_file == NULL) + return FALSE; + + fclose(error_file); + + return TRUE; +} + +FILE *openErrorFile() +{ + static boolean first_access = TRUE; + char *filename; + FILE *error_file; + + if (first_access) + { + if (!initErrorFile()) + return NULL; + + first_access = FALSE; + } + + filename = getPath2(getUserDataDir(), ERROR_FILENAME); + error_file = fopen(filename, "a"); + free(filename); + + return error_file; +} + +void dumpErrorFile() +{ + char *filename; + FILE *error_file; + + filename = getPath2(getUserDataDir(), ERROR_FILENAME); + error_file = fopen(filename, "r"); + free(filename); + + if (error_file != NULL) + { + while (!feof(error_file)) + fputc(fgetc(error_file), stderr); + + fclose(error_file); + } +} +#endif