#include "tape.h"
#include "joystick.h"
-#define MAX_LINE_LEN 1000
+#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
+
+/* 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_TUTORIAL LEVELCLASS_TUTORIAL_START
+#define LEVELCLASS_CLASSICS LEVELCLASS_CLASSICS_START
+#define LEVELCLASS_CONTRIBUTION LEVELCLASS_CONTRIBUTION_START
+#define LEVELCLASS_USER LEVELCLASS_USER_START
+#define LEVELCLASS_UNDEFINED 999
+
+#define IS_LEVELCLASS_TUTORIAL(n) \
+ (leveldir[n].sort_priority >= LEVELCLASS_TUTORIAL_START && \
+ leveldir[n].sort_priority <= LEVELCLASS_TUTORIAL_END)
+#define IS_LEVELCLASS_CLASSICS(n) \
+ (leveldir[n].sort_priority >= LEVELCLASS_CLASSICS_START && \
+ leveldir[n].sort_priority <= LEVELCLASS_CLASSICS_END)
+#define IS_LEVELCLASS_CONTRIBUTION(n) \
+ (leveldir[n].sort_priority >= LEVELCLASS_CONTRIBUTION_START && \
+ leveldir[n].sort_priority <= LEVELCLASS_CONTRIBUTION_END)
+#define IS_LEVELCLASS_USER(n) \
+ (leveldir[n].sort_priority >= LEVELCLASS_USER_START && \
+ leveldir[n].sort_priority <= LEVELCLASS_USER_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 : \
+ LEVELCLASS_UNDEFINED)
static void SaveUserLevelInfo(); /* for 'InitUserLevelDir()' */
static char *getSetupLine(char *, int); /* for 'SaveUserLevelInfo()' */
return GAME_DIR;
}
-static char *getUserDataDir()
+char *getUserDataDir()
{
static char *userdata_dir = NULL;
char *home_dir = getHomeDir();
char *data_dir = USERDATA_DIRECTORY;
- userdata_dir = checked_malloc(strlen(home_dir) + strlen(data_dir) + 2);
- sprintf(userdata_dir, "%s/%s", home_dir, data_dir);
+ userdata_dir = getPath2(home_dir, data_dir);
}
return userdata_dir;
if (userlevel_dir)
free(userlevel_dir);
- userlevel_dir = checked_malloc(strlen(data_dir) + strlen(userlevel_subdir) +
- strlen(level_subdir) + 3);
- sprintf(userlevel_dir, "%s/%s%s%s", data_dir, userlevel_subdir,
- (strlen(level_subdir) > 0 ? "/" : ""), level_subdir);
+ if (strlen(level_subdir) > 0)
+ userlevel_dir = getPath3(data_dir, userlevel_subdir, level_subdir);
+ else
+ userlevel_dir = getPath2(data_dir, userlevel_subdir);
return userlevel_dir;
}
if (tape_dir)
free(tape_dir);
- tape_dir = checked_malloc(strlen(data_dir) + strlen(tape_subdir) +
- strlen(level_subdir) + 3);
- sprintf(tape_dir, "%s/%s%s%s", data_dir, tape_subdir,
- (strlen(level_subdir) > 0 ? "/" : ""), level_subdir);
+ if (strlen(level_subdir) > 0)
+ tape_dir = getPath3(data_dir, tape_subdir, level_subdir);
+ else
+ tape_dir = getPath2(data_dir, tape_subdir);
return tape_dir;
}
if (score_dir)
free(score_dir);
- score_dir = checked_malloc(strlen(data_dir) + strlen(score_subdir) +
- strlen(level_subdir) + 3);
- sprintf(score_dir, "%s/%s%s%s", data_dir, score_subdir,
- (strlen(level_subdir) > 0 ? "/" : ""), level_subdir);
+ if (strlen(level_subdir) > 0)
+ score_dir = getPath3(data_dir, score_subdir, level_subdir);
+ else
+ score_dir = getPath2(data_dir, score_subdir);
return score_dir;
}
+static char *getLevelFilename(int nr)
+{
+ static char *filename = NULL;
+ char basename[MAX_FILENAME_LEN];
+
+ if (filename != NULL)
+ free(filename);
+
+ sprintf(basename, "%03d.%s", nr, LEVELFILE_EXTENSION);
+ filename = getPath3((leveldir[leveldir_nr].user_defined ?
+ getUserLevelDir("") :
+ options.level_directory),
+ leveldir[leveldir_nr].filename,
+ basename);
+
+ return filename;
+}
+
+static char *getTapeFilename(int nr)
+{
+ static char *filename = NULL;
+ char basename[MAX_FILENAME_LEN];
+
+ if (filename != NULL)
+ free(filename);
+
+ sprintf(basename, "%03d.%s", nr, TAPEFILE_EXTENSION);
+ filename = getPath2(getTapeDir(leveldir[leveldir_nr].filename), basename);
+
+ return filename;
+}
+
+static char *getScoreFilename(int nr)
+{
+ static char *filename = NULL;
+ char basename[MAX_FILENAME_LEN];
+
+ if (filename != NULL)
+ free(filename);
+
+ sprintf(basename, "%03d.%s", nr, SCOREFILE_EXTENSION);
+ filename = getPath2(getScoreDir(leveldir[leveldir_nr].filename), basename);
+
+ return filename;
+}
+
static void createDirectory(char *dir, char *text)
{
if (access(dir, F_OK) != 0)
static void InitTapeDirectory(char *level_subdir)
{
+ createDirectory(getUserDataDir(), "user data");
createDirectory(getTapeDir(""), "main tape");
createDirectory(getTapeDir(level_subdir), "level tape");
}
{
if (access(getUserLevelDir(level_subdir), F_OK) != 0)
{
+ createDirectory(getUserDataDir(), "user data");
createDirectory(getUserLevelDir(""), "main user level");
createDirectory(getUserLevelDir(level_subdir), "user level");
}
}
+static void setLevelInfoToDefaults()
+{
+ int i, x, y;
+
+ lev_fieldx = level.fieldx = STD_LEV_FIELDX;
+ lev_fieldy = level.fieldy = STD_LEV_FIELDY;
+
+ for(x=0; x<MAX_LEV_FIELDX; x++)
+ for(y=0; y<MAX_LEV_FIELDY; y++)
+ Feld[x][y] = Ur[x][y] = EL_ERDREICH;
+
+ level.time = 100;
+ level.edelsteine = 0;
+ level.tempo_amoebe = 10;
+ level.dauer_sieb = 10;
+ level.dauer_ablenk = 10;
+ level.amoebe_inhalt = EL_DIAMANT;
+
+ level.high_speed = FALSE;
+
+ strcpy(level.name, NAMELESS_LEVEL_NAME);
+ strcpy(level.author, ANONYMOUS_NAME);
+
+ for(i=0; i<LEVEL_SCORE_ELEMENTS; i++)
+ level.score[i] = 10;
+
+ MampferMax = 4;
+ for(i=0; i<8; i++)
+ for(x=0; x<3; x++)
+ for(y=0; y<3; y++)
+ level.mampfer_inhalt[i][x][y] = EL_FELSBROCKEN;
+
+ Feld[0][0] = Ur[0][0] = EL_SPIELFIGUR;
+ Feld[STD_LEV_FIELDX-1][STD_LEV_FIELDY-1] =
+ Ur[STD_LEV_FIELDX-1][STD_LEV_FIELDY-1] = EL_AUSGANG_ZU;
+
+ BorderElement = EL_BETON;
+
+ /* try to determine better author name than 'anonymous' */
+ if (strcmp(leveldir[leveldir_nr].author, ANONYMOUS_NAME) != 0)
+ {
+ strncpy(level.author, leveldir[leveldir_nr].author,
+ MAX_LEVEL_AUTHOR_LEN - 1);
+ level.author[MAX_LEVEL_AUTHOR_LEN - 1] = '\0';
+ }
+ else
+ {
+ switch (LEVELCLASS(leveldir_nr))
+ {
+ case LEVELCLASS_TUTORIAL:
+ strcpy(level.author, PROGRAM_AUTHOR_STRING);
+ break;
+
+ case LEVELCLASS_CONTRIBUTION:
+ strncpy(level.author, leveldir[leveldir_nr].name,
+ MAX_LEVEL_AUTHOR_LEN - 1);
+ level.author[MAX_LEVEL_AUTHOR_LEN - 1] = '\0';
+ break;
+
+ case LEVELCLASS_USER:
+ strncpy(level.author, getRealName(), MAX_LEVEL_AUTHOR_LEN - 1);
+ level.author[MAX_LEVEL_AUTHOR_LEN - 1] = '\0';
+ break;
+
+ default:
+ /* keep default value */
+ break;
+ }
+ }
+}
+
void LoadLevel(int level_nr)
{
int i, x, y;
- char filename[MAX_FILENAME_LEN];
- char cookie[MAX_FILENAME_LEN];
+ char *filename = getLevelFilename(level_nr);
+ char cookie[MAX_LINE_LEN];
+ char chunk[CHUNK_ID_LEN + 1];
+ int file_version = FILE_VERSION_1_2; /* last version of level files */
+ int chunk_length;
FILE *file;
- if (leveldir[leveldir_nr].user_defined)
- sprintf(filename, "%s/%s/%d",
- getUserLevelDir(""), leveldir[leveldir_nr].filename, level_nr);
- else
- sprintf(filename, "%s/%s/%d",
- options.level_directory, leveldir[leveldir_nr].filename, level_nr);
+ /* always start with reliable default values */
+ setLevelInfoToDefaults();
if (!(file = fopen(filename, "r")))
+ {
Error(ERR_WARN, "cannot read level '%s' - creating new level", filename);
- else
+ return;
+ }
+
+ /* check file identifier */
+ fgets(cookie, MAX_LINE_LEN, file);
+ if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
+ cookie[strlen(cookie) - 1] = '\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) != 0) /* unknown level format */
{
- fgets(cookie, LEVEL_COOKIE_LEN, file);
- fgetc(file);
+ Error(ERR_WARN, "wrong file identifier of level file '%s'", filename);
+ fclose(file);
+ return;
+ }
- if (strcmp(cookie,LEVEL_COOKIE))
+ /* read chunk "HEAD" */
+ if (file_version >= FILE_VERSION_1_2)
+ {
+ /* 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_WARN, "wrong format of level 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<MAX_LEVEL_NAME_LEN; i++)
+ level.name[i] = fgetc(file);
+ level.name[MAX_LEVEL_NAME_LEN - 1] = 0;
+
+ for(i=0; i<LEVEL_SCORE_ELEMENTS; i++)
+ level.score[i] = fgetc(file);
+
+ MampferMax = 4;
+ for(i=0; i<8; i++)
{
- 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_LEVNAMLEN; i++)
- level.name[i] = fgetc(file);
- level.name[MAX_LEVNAMLEN-1] = 0;
- for(i=0; i<MAX_LEVSCORE_ENTRIES; i++)
- level.score[i] = fgetc(file);
- for(i=0; i<4; i++)
- for(y=0; y<3; y++)
- for(x=0; x<3; x++)
+ for(y=0; y<3; y++)
+ {
+ for(x=0; x<3; x++)
+ {
+ if (i < 4)
level.mampfer_inhalt[i][x][y] = fgetc(file);
- level.tempo_amoebe = fgetc(file);
- level.dauer_sieb = fgetc(file);
- level.dauer_ablenk = fgetc(file);
- level.amoebe_inhalt = fgetc(file);
+ else
+ level.mampfer_inhalt[i][x][y] = EL_LEERRAUM;
+ }
+ }
+ }
- for(i=0; i<NUM_FREE_LVHD_BYTES; i++) /* Rest frei / Headergröße 80 Bytes */
- fgetc(file);
+ level.tempo_amoebe = fgetc(file);
+ level.dauer_sieb = fgetc(file);
+ level.dauer_ablenk = fgetc(file);
+ level.amoebe_inhalt = fgetc(file);
- for(y=0; y<MAX_LEV_FIELDY; y++)
- for(x=0; x<MAX_LEV_FIELDX; x++)
- Feld[x][y] = Ur[x][y] = EL_ERDREICH;
+ for(i=0; i<LEVEL_HEADER_UNUSED; i++) /* skip unused header bytes */
+ fgetc(file);
- for(y=0; y<lev_fieldy; y++)
- for(x=0; x<lev_fieldx; x++)
- Feld[x][y] = Ur[x][y] = fgetc(file);
+ /* read chunk "BODY" */
+ if (file_version >= FILE_VERSION_1_2)
+ {
+ fgets(chunk, CHUNK_ID_LEN + 1, file);
+ chunk_length =
+ (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file);
- fclose(file);
+ /* look for optional content chunk */
+ if (strcmp(chunk, "CONT") == 0 && chunk_length == 4 + 8 * 3 * 3)
+ {
+ fgetc(file);
+ MampferMax = fgetc(file);
+ fgetc(file);
+ fgetc(file);
+
+ for(i=0; i<8; i++)
+ for(y=0; y<3; y++)
+ for(x=0; x<3; x++)
+ level.mampfer_inhalt[i][x][y] = fgetc(file);
+
+ fgets(chunk, CHUNK_ID_LEN + 1, file);
+ chunk_length =
+ (fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file);
+ }
- if (level.time <= 10) /* Mindestspieldauer */
- level.time = 10;
+ /* next check body chunk identifier and chunk length */
+ if (strcmp(chunk, "BODY") || chunk_length != lev_fieldx * lev_fieldy)
+ {
+ Error(ERR_WARN, "wrong 'BODY' chunk of level file '%s'", filename);
+ fclose(file);
+ return;
+ }
}
- else
+
+ for(y=0; y<lev_fieldy; y++)
+ for(x=0; x<lev_fieldx; x++)
+ Feld[x][y] = Ur[x][y] = fgetc(file);
+
+ fclose(file);
+
+#if 0
+ if (level.time <= 10) /* minimum playing time of each level */
+ level.time = 10;
+#endif
+
+ /* player was faster than monsters in pre-1.0 levels */
+ if (file_version == FILE_VERSION_1_0 &&
+ IS_LEVELCLASS_CONTRIBUTION(leveldir_nr))
{
- lev_fieldx = level.fieldx = STD_LEV_FIELDX;
- lev_fieldy = level.fieldy = STD_LEV_FIELDY;
-
- level.time = 100;
- level.edelsteine = 0;
- strcpy(level.name, "Nameless Level");
- for(i=0; i<MAX_LEVSCORE_ENTRIES; i++)
- level.score[i] = 10;
- for(i=0; i<4; i++)
- for(y=0; y<3; y++)
- for(x=0; x<3; x++)
- level.mampfer_inhalt[i][x][y] = EL_FELSBROCKEN;
- level.tempo_amoebe = 10;
- level.dauer_sieb = 10;
- level.dauer_ablenk = 10;
- level.amoebe_inhalt = EL_DIAMANT;
-
- for(y=0; y<STD_LEV_FIELDY; y++)
- for(x=0; x<STD_LEV_FIELDX; x++)
- Feld[x][y] = Ur[x][y] = EL_ERDREICH;
- Feld[0][0] = Ur[0][0] = EL_SPIELFIGUR;
- Feld[STD_LEV_FIELDX-1][STD_LEV_FIELDY-1] =
- Ur[STD_LEV_FIELDX-1][STD_LEV_FIELDY-1] = EL_AUSGANG_ZU;
+ Error(ERR_WARN, "level file '%s' has version number 1.0", filename);
+ Error(ERR_WARN, "using high speed movement for player");
+ level.high_speed = TRUE;
}
}
void SaveLevel(int level_nr)
{
int i, x, y;
- char filename[MAX_FILENAME_LEN];
+ char *filename = getLevelFilename(level_nr);
FILE *file;
-
- if (leveldir[leveldir_nr].user_defined)
- sprintf(filename, "%s/%s/%d",
- getUserLevelDir(""), leveldir[leveldir_nr].filename, level_nr);
- else
- sprintf(filename, "%s/%s/%d",
- options.level_directory, leveldir[leveldir_nr].filename, level_nr);
+ int chunk_length;
if (!(file = fopen(filename, "w")))
{
return;
}
- fputs(LEVEL_COOKIE,file); /* Formatkennung */
- fputc(0x0a, file);
+ fputs(LEVEL_COOKIE, file); /* file identifier */
+ fputc('\n', file);
+
+ fputs("HEAD", file); /* chunk identifier for file header */
+
+ chunk_length = LEVEL_HEADER_SIZE;
+
+ fputc((chunk_length >> 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.edelsteine / 256, file);
fputc(level.edelsteine % 256, file);
- for(i=0; i<MAX_LEVNAMLEN; i++)
+ for(i=0; i<MAX_LEVEL_NAME_LEN; i++)
fputc(level.name[i], file);
- for(i=0; i<MAX_LEVSCORE_ENTRIES; i++)
+ for(i=0; i<LEVEL_SCORE_ELEMENTS; i++)
fputc(level.score[i], file);
for(i=0; i<4; i++)
for(y=0; y<3; y++)
fputc(level.dauer_ablenk, file);
fputc(level.amoebe_inhalt, file);
- for(i=0; i<NUM_FREE_LVHD_BYTES; i++) /* Rest frei / Headergröße 80 Bytes */
+ for(i=0; i<LEVEL_HEADER_UNUSED; i++) /* set unused header bytes to zero */
fputc(0, file);
+ fputs("CONT", file); /* chunk identifier for contents */
+
+ chunk_length = 4 + 8 * 3 * 3;
+
+ fputc((chunk_length >> 24) & 0xff, file);
+ fputc((chunk_length >> 16) & 0xff, file);
+ fputc((chunk_length >> 8) & 0xff, file);
+ fputc((chunk_length >> 0) & 0xff, file);
+
+ fputc(EL_MAMPFER, file);
+ fputc(MampferMax, file);
+ fputc(0, file);
+ fputc(0, file);
+
+ for(i=0; i<8; i++)
+ for(y=0; y<3; y++)
+ for(x=0; x<3; x++)
+ fputc(level.mampfer_inhalt[i][x][y], file);
+
+ fputs("BODY", file); /* chunk identifier for file body */
+ chunk_length = lev_fieldx * lev_fieldy;
+
+ fputc((chunk_length >> 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<lev_fieldy; y++)
for(x=0; x<lev_fieldx; x++)
fputc(Ur[x][y], file);
void LoadTape(int level_nr)
{
- int i;
- char filename[MAX_FILENAME_LEN];
- char cookie[MAX_FILENAME_LEN];
+ int i, j;
+ char *filename = getTapeFilename(level_nr);
+ char cookie[MAX_LINE_LEN];
+ char chunk[CHUNK_ID_LEN + 1];
FILE *file;
- boolean levelrec_10 = FALSE;
+ int num_participating_players;
+ int file_version = FILE_VERSION_1_2; /* last version of tape files */
+ int chunk_length;
+
+ /* always start with reliable default values (empty tape) */
+ TapeErase();
- sprintf(filename, "%s/%d.%s",
- getTapeDir(leveldir[leveldir_nr].filename),
- level_nr, TAPEFILE_EXTENSION);
+ /* default values (also for pre-1.2 tapes) with only the first player */
+ tape.player_participates[0] = TRUE;
+ for(i=1; i<MAX_PLAYERS; i++)
+ tape.player_participates[i] = FALSE;
- if ((file = fopen(filename, "r")))
+ /* at least one (default: the first) player participates in every tape */
+ num_participating_players = 1;
+
+ if (!(file = fopen(filename, "r")))
+ return;
+
+ /* check file identifier */
+ fgets(cookie, MAX_LINE_LEN, file);
+ if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
+ cookie[strlen(cookie) - 1] = '\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 */
{
- fgets(cookie, LEVELREC_COOKIE_LEN, file);
- fgetc(file);
- if (!strcmp(cookie, LEVELREC_COOKIE_10)) /* old 1.0 tape format */
- levelrec_10 = TRUE;
- else if (strcmp(cookie, LEVELREC_COOKIE)) /* unknown tape format */
+ Error(ERR_WARN, "wrong file identifier of tape file '%s'", filename);
+ fclose(file);
+ return;
+ }
+
+ /* read chunk "HEAD" */
+ if (file_version >= FILE_VERSION_1_2)
+ {
+ /* 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_WARN, "wrong format of level recording file '%s'", filename);
+ Error(ERR_WARN, "wrong 'HEAD' chunk of tape file '%s'", filename);
fclose(file);
- file = NULL;
+ return;
}
}
- if (!file)
- return;
-
tape.random_seed =
(fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file);
tape.date =
tape.length =
(fgetc(file)<<24) | (fgetc(file)<<16) | (fgetc(file)<<8) | fgetc(file);
+ /* read header fields that are new since version 1.2 */
+ if (file_version >= FILE_VERSION_1_2)
+ {
+ byte store_participating_players = fgetc(file);
+
+ for(i=0; i<TAPE_HEADER_UNUSED; i++) /* skip unused header bytes */
+ fgetc(file);
+
+ /* since version 1.2, tapes store which players participate in the tape */
+ num_participating_players = 0;
+ for(i=0; i<MAX_PLAYERS; i++)
+ {
+ tape.player_participates[i] = FALSE;
+
+ if (store_participating_players & (1 << i))
+ {
+ tape.player_participates[i] = TRUE;
+ num_participating_players++;
+ }
+ }
+ }
+
tape.level_nr = level_nr;
tape.counter = 0;
tape.changed = FALSE;
tape.playing = FALSE;
tape.pausing = FALSE;
- for(i=0; i<tape.length; i++)
+ /* read chunk "BODY" */
+ if (file_version >= FILE_VERSION_1_2)
{
- int j;
+ /* 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;
+ }
+ }
+ for(i=0; i<tape.length; i++)
+ {
if (i >= MAX_TAPELEN)
break;
for(j=0; j<MAX_PLAYERS; j++)
{
- if (levelrec_10 && j > 0)
- {
- tape.pos[i].action[j] = MV_NO_MOVING;
- continue;
- }
- tape.pos[i].action[j] = fgetc(file);
+ tape.pos[i].action[j] = MV_NO_MOVING;
+
+ if (tape.player_participates[j])
+ tape.pos[i].action[j] = fgetc(file);
}
tape.pos[i].delay = fgetc(file);
- if (levelrec_10)
+ if (file_version == FILE_VERSION_1_0)
{
/* eliminate possible diagonal moves in old tapes */
/* this is only for backward compatibility */
void SaveTape(int level_nr)
{
int i;
- char filename[MAX_FILENAME_LEN];
+ char *filename = getTapeFilename(level_nr);
FILE *file;
boolean new_tape = TRUE;
+ byte store_participating_players;
+ int num_participating_players;
+ int chunk_length;
InitTapeDirectory(leveldir[leveldir_nr].filename);
- sprintf(filename, "%s/%d.%s",
- getTapeDir(leveldir[leveldir_nr].filename),
- level_nr, TAPEFILE_EXTENSION);
-
/* if a tape still exists, ask to overwrite it */
- if ((file = fopen(filename, "r")))
+ if (access(filename, F_OK) == 0)
{
new_tape = FALSE;
- fclose(file);
-
if (!Request("Replace old tape ?", REQ_ASK))
return;
}
+ /* count number of players and set corresponding bits for compact storage */
+ store_participating_players = 0;
+ num_participating_players = 0;
+ for(i=0; i<MAX_PLAYERS; i++)
+ {
+ if (tape.player_participates[i])
+ {
+ num_participating_players++;
+ store_participating_players |= (1 << i);
+ }
+ }
+
if (!(file = fopen(filename, "w")))
{
Error(ERR_WARN, "cannot save level recording file '%s'", filename);
return;
}
- fputs(LEVELREC_COOKIE, file); /* Formatkennung */
- fputc(0x0a, file);
+ fputs(TAPE_COOKIE, file); /* file identifier */
+ fputc('\n', file);
+
+ fputs("HEAD", file); /* chunk identifier for file header */
- 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);
+ chunk_length = TAPE_HEADER_SIZE;
- 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((chunk_length >> 24) & 0xff, file);
+ fputc((chunk_length >> 16) & 0xff, file);
+ fputc((chunk_length >> 8) & 0xff, file);
+ fputc((chunk_length >> 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.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.length >> 24) & 0xff, file);
+ fputc((tape.length >> 16) & 0xff, file);
+ fputc((tape.length >> 8) & 0xff, file);
+ fputc((tape.length >> 0) & 0xff, file);
+
+ fputc(store_participating_players, file);
+
+ for(i=0; i<TAPE_HEADER_UNUSED; i++) /* set unused header bytes to zero */
+ fputc(0, file);
+
+ fputs("BODY", file); /* chunk identifier for file body */
+ chunk_length = (num_participating_players + 1) * tape.length;
+
+ fputc((chunk_length >> 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<tape.length; i++)
{
int j;
for(j=0; j<MAX_PLAYERS; j++)
- fputc(tape.pos[i].action[j], file);
+ if (tape.player_participates[j])
+ fputc(tape.pos[i].action[j], file);
fputc(tape.pos[i].delay, file);
}
fclose(file);
- chmod(filename, LEVREC_PERMS);
+ chmod(filename, TAPE_PERMS);
tape.changed = FALSE;
if (new_tape)
- Request("tape saved !",REQ_CONFIRM);
+ Request("tape saved !", REQ_CONFIRM);
}
void LoadScore(int level_nr)
{
int i;
- char filename[MAX_FILENAME_LEN];
- char cookie[MAX_FILENAME_LEN];
+ char *filename = getScoreFilename(level_nr);
+ char cookie[MAX_LINE_LEN];
char line[MAX_LINE_LEN];
char *line_ptr;
FILE *file;
- /* start with empty score table */
+ /* always start with reliable default values */
for(i=0; i<MAX_SCORE_ENTRIES; i++)
{
- strcpy(highscore[i].Name, EMPTY_ALIAS);
+ strcpy(highscore[i].Name, EMPTY_PLAYER_NAME);
highscore[i].Score = 0;
}
- sprintf(filename, "%s/%d.%s",
- getScoreDir(leveldir[leveldir_nr].filename),
- level_nr, SCOREFILE_EXTENSION);
-
if (!(file = fopen(filename, "r")))
return;
- fgets(cookie, SCORE_COOKIE_LEN, file);
+ /* check file identifier */
+ fgets(cookie, MAX_LINE_LEN, file);
+ if (strlen(cookie) > 0 && cookie[strlen(cookie) - 1] == '\n')
+ cookie[strlen(cookie) - 1] = '\0';
if (strcmp(cookie, SCORE_COOKIE) != 0)
{
- Error(ERR_WARN, "wrong format of score file '%s'", filename);
+ Error(ERR_WARN, "wrong file identifier of score file '%s'", filename);
fclose(file);
return;
}
void SaveScore(int level_nr)
{
int i;
- char filename[MAX_FILENAME_LEN];
+ char *filename = getScoreFilename(level_nr);
FILE *file;
InitScoreDirectory(leveldir[leveldir_nr].filename);
- sprintf(filename, "%s/%d.%s",
- getScoreDir(leveldir[leveldir_nr].filename),
- level_nr, SCOREFILE_EXTENSION);
-
if (!(file = fopen(filename, "w")))
{
Error(ERR_WARN, "cannot save score for level %d", level_nr);
/* level directory info */
#define LEVELINFO_TOKEN_NAME 29
-#define LEVELINFO_TOKEN_LEVELS 30
-#define LEVELINFO_TOKEN_SORT_PRIORITY 31
-#define LEVELINFO_TOKEN_READONLY 32
+#define LEVELINFO_TOKEN_AUTHOR 30
+#define LEVELINFO_TOKEN_LEVELS 31
+#define LEVELINFO_TOKEN_FIRST_LEVEL 32
+#define LEVELINFO_TOKEN_SORT_PRIORITY 33
+#define LEVELINFO_TOKEN_READONLY 34
#define FIRST_GLOBAL_SETUP_TOKEN SETUP_TOKEN_PLAYER_NAME
#define LAST_GLOBAL_SETUP_TOKEN SETUP_TOKEN_TEAM_MODE
/* level directory info */
{ TYPE_STRING, &ldi.name, "name" },
+ { TYPE_STRING, &ldi.author, "author" },
{ TYPE_INTEGER, &ldi.levels, "levels" },
+ { TYPE_INTEGER, &ldi.first_level, "first_level" },
{ TYPE_INTEGER, &ldi.sort_priority, "sort_priority" },
{ TYPE_BOOLEAN, &ldi.readonly, "readonly" }
};
if (!(file = fopen(filename, "r")))
{
- Error(ERR_WARN, "cannot open setup/info file '%s'", filename);
+ Error(ERR_WARN, "cannot open configuration file '%s'", filename);
return NULL;
}
freeSetupFileList(setup_file_list);
if (first_valid_list_entry == NULL)
- Error(ERR_WARN, "setup/info file '%s' is empty", filename);
+ Error(ERR_WARN, "configuration file '%s' is empty", filename);
return first_valid_list_entry;
}
{
if (strcmp(setup_file_list->value, identifier) != 0)
{
- Error(ERR_WARN, "setup/info file has wrong version");
+ Error(ERR_WARN, "configuration file has wrong version");
return;
}
else
checkSetupFileListIdentifier(setup_file_list->next, identifier);
else
{
- Error(ERR_WARN, "setup/info file has no version information");
+ Error(ERR_WARN, "configuration file has no version information");
return;
}
}
static void setLevelDirInfoToDefaults(struct LevelDirInfo *ldi)
{
- ldi->name = getStringCopy("non-existing");
+ ldi->name = getStringCopy(ANONYMOUS_NAME);
+ ldi->author = getStringCopy(ANONYMOUS_NAME);
ldi->levels = 0;
- ldi->sort_priority = 999; /* default: least priority */
+ ldi->first_level = 0;
+ ldi->sort_priority = LEVELCLASS_UNDEFINED; /* default: least priority */
ldi->readonly = TRUE;
}
si->player_name = getStringCopy(getLoginName());
si->sound = TRUE;
- si->sound_loops = FALSE;
- si->sound_music = FALSE;
- si->sound_simple = FALSE;
+ 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 = FALSE;
+ si->scroll_delay = TRUE;
si->soft_scrolling = TRUE;
si->fading = FALSE;
- si->autorecord = FALSE;
+ si->autorecord = TRUE;
si->quick_doors = FALSE;
for (i=0; i<MAX_PLAYERS; i++)
{
char *token_value;
int level_series_nr = getLevelSeriesNrFromLevelSeriesName(level_series_name);
- int last_level_nr = 0;
+ int last_level_nr = leveldir[level_series_nr].first_level;
if (!level_series_name)
return 0;
if (token_value)
{
- int highest_level_nr = leveldir[level_series_nr].levels - 1;
-
last_level_nr = atoi(token_value);
- if (last_level_nr < 0)
- last_level_nr = 0;
- if (last_level_nr > highest_level_nr)
- last_level_nr = highest_level_nr;
+ if (last_level_nr < leveldir[level_series_nr].first_level)
+ last_level_nr = leveldir[level_series_nr].first_level;
+ if (last_level_nr > leveldir[level_series_nr].last_level)
+ last_level_nr = leveldir[level_series_nr].last_level;
}
return last_level_nr;
int i, current_entry = start_entry;
if ((dir = opendir(level_directory)) == NULL)
- Error(ERR_EXIT, "cannot read level directory '%s'", level_directory);
+ {
+ Error(ERR_WARN, "cannot read level directory '%s'", level_directory);
+ return current_entry;
+ }
while (current_entry < MAX_LEVDIR_ENTRIES)
{
continue;
}
- if (strlen(dir_entry->d_name) >= MAX_LEVDIR_FILENAME)
- {
- Error(ERR_WARN, "filename of level directory '%s' too long -- ignoring",
- dir_entry->d_name);
- continue;
- }
-
filename = getPath2(directory, LEVELINFO_FILENAME);
setup_file_list = loadSetupFileList(filename);
leveldir[current_entry] = ldi;
leveldir[current_entry].filename = getStringCopy(dir_entry->d_name);
+ leveldir[current_entry].last_level =
+ leveldir[current_entry].first_level +
+ leveldir[current_entry].levels - 1;
leveldir[current_entry].user_defined =
(level_directory == options.level_directory ? FALSE : TRUE);
closedir(dir);
- if (current_entry == start_entry && start_entry != -1)
- Error(ERR_EXIT, "cannot find any valid level series in directory '%s'",
+ if (current_entry == start_entry)
+ Error(ERR_WARN, "cannot find any valid level series in directory '%s'",
level_directory);
return current_entry;
num_leveldirs);
num_leveldirs = LoadLevelInfoFromLevelDir(getUserLevelDir(""),
num_leveldirs);
+
+ if (num_leveldirs == 0)
+ Error(ERR_EXIT, "cannot find any valid level series in any directory");
+
if (num_leveldirs > 1)
qsort(leveldir, num_leveldirs, sizeof(struct LevelDirInfo),
compareLevelDirInfoEntries);
static void SaveUserLevelInfo()
{
- char filename[MAX_FILENAME_LEN];
+ char *filename;
FILE *file;
int i;
- sprintf(filename, "%s/%s",
- getUserLevelDir(getLoginName()), LEVELINFO_FILENAME);
+ filename = getPath2(getUserLevelDir(getLoginName()), LEVELINFO_FILENAME);
if (!(file = fopen(filename, "w")))
{
Error(ERR_WARN, "cannot write level info file '%s'", filename);
+ free(filename);
return;
}
+ /* always start with reliable default values */
+ setLevelDirInfoToDefaults(&ldi);
+
ldi.name = getLoginName();
+ ldi.author = getRealName();
ldi.levels = 100;
- ldi.sort_priority = 300;
+ ldi.first_level = 1;
+ ldi.sort_priority = LEVELCLASS_USER_START;
ldi.readonly = FALSE;
fprintf(file, "%s\n\n",
fprintf(file, "%s\n", getSetupLine("", i));
fclose(file);
+ free(filename);
chmod(filename, SETUP_PERMS);
}
void LoadSetup()
{
- char filename[MAX_FILENAME_LEN];
+ char *filename;
struct SetupFileList *setup_file_list = NULL;
- /* always start with reliable default setup values */
+ /* always start with reliable default values */
setSetupInfoToDefaults(&setup);
- sprintf(filename, "%s/%s", getSetupDir(), SETUP_FILENAME);
+ filename = getPath2(getSetupDir(), SETUP_FILENAME);
setup_file_list = loadSetupFileList(filename);
}
else
Error(ERR_WARN, "using default setup values");
+
+ free(filename);
}
static char *getSetupLine(char *prefix, int token_nr)
void SaveSetup()
{
int i, pnr;
- char filename[MAX_FILENAME_LEN];
+ char *filename;
FILE *file;
InitUserDataDirectory();
- sprintf(filename, "%s/%s", getSetupDir(), SETUP_FILENAME);
+ filename = getPath2(getSetupDir(), SETUP_FILENAME);
if (!(file = fopen(filename, "w")))
{
Error(ERR_WARN, "cannot write setup file '%s'", filename);
+ free(filename);
return;
}
}
fclose(file);
+ free(filename);
chmod(filename, SETUP_PERMS);
}
void LoadLevelSetup()
{
- char filename[MAX_FILENAME_LEN];
-
- /* always start with reliable default setup values */
+ char *filename;
+ /* always start with reliable default values */
leveldir_nr = 0;
level_nr = 0;
- sprintf(filename, "%s/%s", getSetupDir(), LEVELSETUP_FILENAME);
+ filename = getPath2(getSetupDir(), LEVELSETUP_FILENAME);
if (level_setup_list)
freeSetupFileList(level_setup_list);
LEVELSETUP_COOKIE);
Error(ERR_WARN, "using default setup values");
}
+
+ free(filename);
}
void SaveLevelSetup()
{
- char filename[MAX_FILENAME_LEN];
+ char *filename;
struct SetupFileList *list_entry = level_setup_list;
FILE *file;
setTokenValue(level_setup_list,
leveldir[leveldir_nr].filename, int2str(level_nr, 0));
- sprintf(filename, "%s/%s", getSetupDir(), LEVELSETUP_FILENAME);
+ filename = getPath2(getSetupDir(), LEVELSETUP_FILENAME);
if (!(file = fopen(filename, "w")))
{
Error(ERR_WARN, "cannot write setup file '%s'", filename);
+ free(filename);
return;
}
}
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