diff options
Diffstat (limited to 'src/files.c')
| -rw-r--r-- | src/files.c | 1958 |
1 files changed, 1017 insertions, 941 deletions
diff --git a/src/files.c b/src/files.c index 601ac77..1e47c7a 100644 --- a/src/files.c +++ b/src/files.c @@ -8,7 +8,7 @@ of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. @@ -64,8 +64,8 @@ QUAKE FILESYSTEM #ifdef _DEBUG #define FS_DPrintf(...) \ - if( fs_debug && fs_debug->integer ) \ - Com_LPrintf( PRINT_DEVELOPER, __VA_ARGS__ ) + if (fs_debug && fs_debug->integer) \ + Com_LPrintf(PRINT_DEVELOPER, __VA_ARGS__) #else #define FS_DPrintf(...) #endif @@ -174,16 +174,16 @@ cvar_t *fs_game; // local stream used for all file loads static zipstream_t fs_zipstream; -static void open_zip_file( file_t *file ); -static void close_zip_file( file_t *file ); -static ssize_t tell_zip_file( file_t *file ); -static ssize_t read_zip_file( file_t *file, void *buf, size_t len ); +static void open_zip_file(file_t *file); +static void close_zip_file(file_t *file); +static ssize_t tell_zip_file(file_t *file); +static ssize_t read_zip_file(file_t *file, void *buf, size_t len); #endif // for tracking users of pack_t instance // allows FS to be restarted while reading something from pack -static pack_t *pack_get( pack_t *pack ); -static void pack_put( pack_t *pack ); +static pack_t *pack_get(pack_t *pack); +static void pack_put(pack_t *pack); /* @@ -199,12 +199,13 @@ all generated files (savegames, screenshots, demos, config files) will be saved */ #ifdef _WIN32 -char *FS_ReplaceSeparators( char *s, int separator ) { +char *FS_ReplaceSeparators(char *s, int separator) +{ char *p; p = s; - while( *p ) { - if( *p == '/' || *p == '\\' ) { + while (*p) { + if (*p == '/' || *p == '\\') { *p = separator; } p++; @@ -214,12 +215,13 @@ char *FS_ReplaceSeparators( char *s, int separator ) { } #endif -static inline qboolean validate_char( int c ) { - if( !Q_isprint( c ) ) +static inline qboolean validate_char(int c) +{ + if (!Q_isprint(c)) return qfalse; #ifdef _WIN32 - if( strchr( "<>:\"|?*", c ) ) + if (strchr("<>:\"|?*", c)) return qfalse; #endif @@ -233,9 +235,10 @@ FS_ValidatePath Checks for bad characters in path (OS specific). ================ */ -qboolean FS_ValidatePath( const char *s ) { - for( ; *s; s++ ) { - if( !validate_char( *s ) ) +qboolean FS_ValidatePath(const char *s) +{ + for (; *s; s++) { + if (!validate_char(*s)) return qfalse; } @@ -260,27 +263,28 @@ May operate in place if in == out. ./foo -> foo ================ */ -size_t FS_NormalizePath( char *out, const char *in ) { +size_t FS_NormalizePath(char *out, const char *in) +{ char *start = out; uint32_t pre = '/'; - while( 1 ) { + while (1) { int c = *in++; - if( c == '/' || c == '\\' || c == 0 ) { - if( ( pre & 0xffffff ) == ( ( '/' << 16 ) | ( '.' << 8 ) | '.' ) ) { + if (c == '/' || c == '\\' || c == 0) { + if ((pre & 0xffffff) == (('/' << 16) | ('.' << 8) | '.')) { out -= 4; - if( out < start ) { + if (out < start) { // can't go past root out = start; - if( c == 0 ) + if (c == 0) break; } else { - while( out > start && *out != '/' ) + while (out > start && *out != '/') out--; - if( c == 0 ) + if (c == 0) break; - if( out > start ) + if (out > start) // save the slash out++; } @@ -288,11 +292,11 @@ size_t FS_NormalizePath( char *out, const char *in ) { continue; } - if( ( pre & 0xffff ) == ( ( '/' << 8 ) | '.' ) ) { + if ((pre & 0xffff) == (('/' << 8) | '.')) { // eat the dot out--; - if( c == 0 ) { - if( out > start ) + if (c == 0) { + if (out > start) // eat the slash out--; break; @@ -301,18 +305,18 @@ size_t FS_NormalizePath( char *out, const char *in ) { continue; } - if( ( pre & 0xff ) == '/' ) { - if( c == 0 ) + if ((pre & 0xff) == '/') { + if (c == 0) break; continue; } - if( c == 0 ) + if (c == 0) break; c = '/'; } - pre = ( pre << 8 ) | c; + pre = (pre << 8) | c; *out++ = c; } @@ -328,26 +332,28 @@ Buffer safe version of FS_NormalizePath. Return value >= size signifies overflow, empty string is stored in output buffer in this case. ================ */ -size_t FS_NormalizePathBuffer( char *out, const char *in, size_t size ) { - size_t len = strlen( in ); +size_t FS_NormalizePathBuffer(char *out, const char *in, size_t size) +{ + size_t len = strlen(in); - if( len >= size ) { - if( size ) + if (len >= size) { + if (size) *out = 0; return len; } - return FS_NormalizePath( out, in ); + return FS_NormalizePath(out, in); } // ============================================================================= -static file_t *alloc_handle( qhandle_t *f ) { +static file_t *alloc_handle(qhandle_t *f) +{ file_t *file; int i; - for( i = 0, file = fs_files; i < MAX_FILE_HANDLES; i++, file++ ) { - if( file->type == FS_FREE ) { + for (i = 0, file = fs_files; i < MAX_FILE_HANDLES; i++, file++) { + if (file->type == FS_FREE) { *f = i + 1; return file; } @@ -356,45 +362,48 @@ static file_t *alloc_handle( qhandle_t *f ) { return NULL; } -static file_t *file_for_handle( qhandle_t f ) { +static file_t *file_for_handle(qhandle_t f) +{ file_t *file; - if( f < 1 || f > MAX_FILE_HANDLES ) + if (f < 1 || f > MAX_FILE_HANDLES) return NULL; file = &fs_files[f - 1]; - if( file->type == FS_FREE ) + if (file->type == FS_FREE) return NULL; - if( file->type < FS_FREE || file->type >= FS_BAD ) - Com_Error( ERR_FATAL, "%s: bad file type", __func__ ); + if (file->type < FS_FREE || file->type >= FS_BAD) + Com_Error(ERR_FATAL, "%s: bad file type", __func__); return file; } -static void cleanup_path( char *s ) { - for( ; *s; s++ ) { - if( !validate_char( *s ) ) +static void cleanup_path(char *s) +{ + for (; *s; s++) { + if (!validate_char(*s)) *s = '_'; } } // expects a buffer of at least MAX_OSPATH bytes! -static symlink_t *expand_links( char *buffer, size_t *len_p ) { +static symlink_t *expand_links(char *buffer, size_t *len_p) +{ symlink_t *link; size_t namelen = *len_p; - for( link = fs_links; link; link = link->next ) { - if( link->namelen > namelen ) { + for (link = fs_links; link; link = link->next) { + if (link->namelen > namelen) { continue; } - if( !FS_pathcmpn( buffer, link->name, link->namelen ) ) { + if (!FS_pathcmpn(buffer, link->name, link->namelen)) { size_t newlen = namelen - link->namelen + link->targlen; - if( newlen < MAX_OSPATH ) { - memmove( buffer + link->targlen, buffer + link->namelen, - namelen - link->namelen + 1 ); - memcpy( buffer, link->target, link->targlen ); + if (newlen < MAX_OSPATH) { + memmove(buffer + link->targlen, buffer + link->namelen, + namelen - link->namelen + 1); + memcpy(buffer, link->target, link->targlen); } *len_p = newlen; @@ -410,13 +419,14 @@ static symlink_t *expand_links( char *buffer, size_t *len_p ) { FS_Length ================ */ -ssize_t FS_Length( qhandle_t f ) { - file_t *file = file_for_handle( f ); +ssize_t FS_Length(qhandle_t f) +{ + file_t *file = file_for_handle(f); - if( !file ) + if (!file) return Q_ERR_BADF; - if( ( file->mode & FS_MODE_MASK ) == FS_MODE_READ ) + if ((file->mode & FS_MODE_MASK) == FS_MODE_READ) return file->length; return Q_ERR_NOSYS; @@ -427,17 +437,18 @@ ssize_t FS_Length( qhandle_t f ) { FS_Tell ============ */ -ssize_t FS_Tell( qhandle_t f ) { - file_t *file = file_for_handle( f ); +ssize_t FS_Tell(qhandle_t f) +{ + file_t *file = file_for_handle(f); long ret; - if( !file ) + if (!file) return Q_ERR_BADF; - switch( file->type ) { + switch (file->type) { case FS_REAL: - ret = ftell( file->fp ); - if( ret == -1 ) { + ret = ftell(file->fp); + if (ret == -1) { return Q_ERR(errno); } return ret; @@ -445,10 +456,10 @@ ssize_t FS_Tell( qhandle_t f ) { return file->length - file->rest_out; #if USE_ZLIB case FS_ZIP: - return tell_zip_file( file ); + return tell_zip_file(file); case FS_GZ: - ret = gztell( file->zfp ); - if( ret == -1 ) { + ret = gztell(file->zfp); + if (ret == -1) { return Q_ERR_LIBRARY_ERROR; } return ret; @@ -458,18 +469,19 @@ ssize_t FS_Tell( qhandle_t f ) { } } -static qerror_t seek_pak_file( file_t *file, off_t offset ) { +static qerror_t seek_pak_file(file_t *file, off_t offset) +{ packfile_t *entry = file->entry; long filepos; - if( offset > entry->filelen ) + if (offset > entry->filelen) offset = entry->filelen; - if( entry->filepos > LONG_MAX - offset ) + if (entry->filepos > LONG_MAX - offset) return Q_ERR_INVAL; filepos = entry->filepos + offset; - if( fseek( file->fp, filepos, SEEK_SET ) == -1 ) + if (fseek(file->fp, filepos, SEEK_SET) == -1) return Q_ERR(errno); file->rest_out = entry->filelen - offset; @@ -484,29 +496,30 @@ FS_Seek Seeks to an absolute position within the file. ============ */ -qerror_t FS_Seek( qhandle_t f, off_t offset ) { - file_t *file = file_for_handle( f ); +qerror_t FS_Seek(qhandle_t f, off_t offset) +{ + file_t *file = file_for_handle(f); - if( !file ) + if (!file) return Q_ERR_BADF; - if( offset > LONG_MAX ) + if (offset > LONG_MAX) return Q_ERR_INVAL; - if( offset < 0 ) + if (offset < 0) offset = 0; - switch( file->type ) { + switch (file->type) { case FS_REAL: - if( fseek( file->fp, (long)offset, SEEK_SET ) == -1 ) { + if (fseek(file->fp, (long)offset, SEEK_SET) == -1) { return Q_ERR(errno); } return Q_ERR_SUCCESS; case FS_PAK: - return seek_pak_file( file, offset ); + return seek_pak_file(file, offset); #if USE_ZLIB case FS_GZ: - if( gzseek( file->zfp, (z_off_t)offset, SEEK_SET ) == -1 ) { + if (gzseek(file->zfp, (z_off_t)offset, SEEK_SET) == -1) { return Q_ERR(errno); } return Q_ERR_SUCCESS; @@ -524,7 +537,8 @@ Creates any directories needed to store the given filename. Expects a fully qualified, normalized system path (i.e. with / separators). ============ */ -qerror_t FS_CreatePath( char *path ) { +qerror_t FS_CreatePath(char *path) +{ char *ofs; int ret; @@ -532,13 +546,13 @@ qerror_t FS_CreatePath( char *path ) { #ifdef _WIN32 // check for UNC path and skip "//computer/share/" part - if( *path == '/' && path[1] == '/' ) { + if (*path == '/' && path[1] == '/') { char *p; - p = strchr( path + 2, '/' ); - if( p ) { - p = strchr( p + 1, '/' ); - if( p ) { + p = strchr(path + 2, '/'); + if (p) { + p = strchr(p + 1, '/'); + if (p) { ofs = p + 1; } } @@ -546,16 +560,16 @@ qerror_t FS_CreatePath( char *path ) { #endif // skip leading slash(es) - for( ; *ofs == '/'; ofs++ ) + for (; *ofs == '/'; ofs++) ; - for( ; *ofs; ofs++ ) { - if( *ofs == '/' ) { + for (; *ofs; ofs++) { + if (*ofs == '/') { // create the directory *ofs = 0; - ret = Q_mkdir( path ); + ret = Q_mkdir(path); *ofs = '/'; - if( ret == -1 && errno != EEXIST ) { + if (ret == -1 && errno != EEXIST) { return Q_ERR(errno); } } @@ -577,19 +591,20 @@ Turns FS_REAL file into FS_GZIP by reopening it through GZIP. File position is reset to the beginning of file. ============ */ -qerror_t FS_FilterFile( qhandle_t f ) { +qerror_t FS_FilterFile(qhandle_t f) +{ #if USE_ZLIB - file_t *file = file_for_handle( f ); + file_t *file = file_for_handle(f); unsigned mode; char *modeStr; void *zfp; uint32_t magic; size_t length; - if( !file ) + if (!file) return Q_ERR_BADF; - switch( file->type ) { + switch (file->type) { case FS_GZ: return Q_ERR_SUCCESS; case FS_REAL: @@ -599,39 +614,39 @@ qerror_t FS_FilterFile( qhandle_t f ) { } mode = file->mode & FS_MODE_MASK; - switch( mode ) { + switch (mode) { case FS_MODE_READ: // should have at least 10 bytes of header and 8 bytes of trailer - if( file->length < 18 ) { + if (file->length < 18) { return Q_ERR_FILE_TOO_SMALL; } // seek to the header - if( fseek( file->fp, 0, SEEK_SET ) == -1 ) { + if (fseek(file->fp, 0, SEEK_SET) == -1) { return Q_ERR(errno); } // read magic - if( fread( &magic, 1, 4, file->fp ) != 4 ) { - return FS_ERR_READ( file->fp ); + if (fread(&magic, 1, 4, file->fp) != 4) { + return FS_ERR_READ(file->fp); } // check for gzip header - if( !CHECK_GZIP_HEADER( magic ) ) { + if (!CHECK_GZIP_HEADER(magic)) { return Q_ERR_INVALID_FORMAT; } // seek to the trailer - if( fseek( file->fp, file->length - 4, SEEK_SET ) == -1 ) { + if (fseek(file->fp, file->length - 4, SEEK_SET) == -1) { return Q_ERR(errno); } // read uncompressed length - if( fread( &magic, 1, 4, file->fp ) != 4 ) { - return FS_ERR_READ( file->fp ); + if (fread(&magic, 1, 4, file->fp) != 4) { + return FS_ERR_READ(file->fp); } - length = LittleLong( magic ); + length = LittleLong(magic); modeStr = "rb"; break; @@ -645,12 +660,12 @@ qerror_t FS_FilterFile( qhandle_t f ) { } // rewind back to beginning - if( fseek( file->fp, 0, SEEK_SET ) == -1 ) { + if (fseek(file->fp, 0, SEEK_SET) == -1) { return Q_ERR(errno); } - zfp = gzdopen( fileno( file->fp ), modeStr ); - if( !zfp ) { + zfp = gzdopen(fileno(file->fp), modeStr); + if (!zfp) { return Q_ERR_FAILURE; } @@ -669,31 +684,32 @@ qerror_t FS_FilterFile( qhandle_t f ) { FS_FCloseFile ============== */ -void FS_FCloseFile( qhandle_t f ) { - file_t *file = file_for_handle( f ); +void FS_FCloseFile(qhandle_t f) +{ + file_t *file = file_for_handle(f); - if( !file ) + if (!file) return; - switch( file->type ) { + switch (file->type) { case FS_REAL: - fclose( file->fp ); + fclose(file->fp); break; case FS_PAK: - if( file->unique ) { - fclose( file->fp ); - pack_put( file->pack ); + if (file->unique) { + fclose(file->fp); + pack_put(file->pack); } break; #if USE_ZLIB case FS_GZ: - gzclose( file->zfp ); - fclose( file->fp ); + gzclose(file->zfp); + fclose(file->fp); break; case FS_ZIP: - if( file->unique ) { - close_zip_file( file ); - pack_put( file->pack ); + if (file->unique) { + close_zip_file(file); + pack_put(file->pack); } break; #endif @@ -701,10 +717,11 @@ void FS_FCloseFile( qhandle_t f ) { break; } - memset( file, 0, sizeof( *file ) ); + memset(file, 0, sizeof(*file)); } -static inline FILE *fopen_hack( const char *path, const char *mode ) { +static inline FILE *fopen_hack(const char *path, const char *mode) +{ #ifndef _GNU_SOURCE if (mode[0] == 'w' && mode[1] == 'x') { #ifdef _WIN32 @@ -743,10 +760,11 @@ static inline FILE *fopen_hack( const char *path, const char *mode ) { } #endif // _GNU_SOURCE - return fopen( path, mode ); + return fopen(path, mode); } -static ssize_t open_file_write( file_t *file, const char *name ) { +static ssize_t open_file_write(file_t *file, const char *name) +{ char normalized[MAX_OSPATH], fullpath[MAX_OSPATH]; FILE *fp; char mode_str[8]; @@ -756,42 +774,42 @@ static ssize_t open_file_write( file_t *file, const char *name ) { qerror_t ret; // normalize the path - len = FS_NormalizePathBuffer( normalized, name, sizeof( normalized ) ); - if( len >= sizeof( normalized ) ) { + len = FS_NormalizePathBuffer(normalized, name, sizeof(normalized)); + if (len >= sizeof(normalized)) { return Q_ERR_NAMETOOLONG; } // reject empty paths - if( len == 0 ) { + if (len == 0) { return Q_ERR_NAMETOOSHORT; } // check for bad characters - if( !FS_ValidatePath( normalized ) ) { + if (!FS_ValidatePath(normalized)) { ret = Q_ERR_INVALID_PATH; goto fail1; } // expand the path - if( ( file->mode & FS_PATH_MASK ) == FS_PATH_BASE ) { - if( sys_homedir->string[0] ) { - len = Q_concat( fullpath, sizeof( fullpath ), - sys_homedir->string, "/" BASEGAME "/", normalized, NULL ); + if ((file->mode & FS_PATH_MASK) == FS_PATH_BASE) { + if (sys_homedir->string[0]) { + len = Q_concat(fullpath, sizeof(fullpath), + sys_homedir->string, "/" BASEGAME "/", normalized, NULL); } else { - len = Q_concat( fullpath, sizeof( fullpath ), - sys_basedir->string, "/" BASEGAME "/", normalized, NULL ); + len = Q_concat(fullpath, sizeof(fullpath), + sys_basedir->string, "/" BASEGAME "/", normalized, NULL); } } else { - len = Q_concat( fullpath, sizeof( fullpath ), - fs_gamedir, "/", normalized, NULL ); + len = Q_concat(fullpath, sizeof(fullpath), + fs_gamedir, "/", normalized, NULL); } - if( len >= sizeof( fullpath ) ) { + if (len >= sizeof(fullpath)) { ret = Q_ERR_NAMETOOLONG; goto fail1; } mode = file->mode & FS_MODE_MASK; - switch( mode ) { + switch (mode) { case FS_MODE_APPEND: strcpy(mode_str, "a"); break; @@ -815,59 +833,59 @@ static ssize_t open_file_write( file_t *file, const char *name ) { if (!(file->mode & FS_FLAG_TEXT)) strcat(mode_str, "b"); - ret = FS_CreatePath( fullpath ); - if( ret ) { + ret = FS_CreatePath(fullpath); + if (ret) { goto fail1; } - fp = fopen_hack( fullpath, mode_str ); - if( !fp ) { + fp = fopen_hack(fullpath, mode_str); + if (!fp) { ret = Q_ERR(errno); goto fail1; } #ifndef _WIN32 // check if this is a regular file - ret = Sys_GetFileInfo( fp, NULL ); - if( ret ) { + ret = Sys_GetFileInfo(fp, NULL); + if (ret) { goto fail2; } #endif - switch( file->mode & FS_BUF_MASK ) { + switch (file->mode & FS_BUF_MASK) { case FS_BUF_NONE: // make it unbuffered - setvbuf( fp, NULL, _IONBF, BUFSIZ ); + setvbuf(fp, NULL, _IONBF, BUFSIZ); break; case FS_BUF_LINE: // make it line buffered - setvbuf( fp, NULL, _IOLBF, BUFSIZ ); + setvbuf(fp, NULL, _IOLBF, BUFSIZ); break; case FS_BUF_FULL: // make it fully buffered - setvbuf( fp, NULL, _IOFBF, BUFSIZ ); + setvbuf(fp, NULL, _IOFBF, BUFSIZ); break; default: // use default mode (normally fully buffered) break; } - if( mode == FS_MODE_RDWR ) { + if (mode == FS_MODE_RDWR) { // seek to the end of file for appending - if( fseek( fp, 0, SEEK_END ) == -1 ) { + if (fseek(fp, 0, SEEK_END) == -1) { ret = Q_ERR(errno); goto fail2; } } - + // return current position (non-zero for appending modes) - pos = ftell( fp ); - if( pos == -1 ) { + pos = ftell(fp); + if (pos == -1) { ret = Q_ERR(errno); goto fail2; } - FS_DPrintf( "%s: %s: %lu bytes\n", __func__, fullpath, pos ); + FS_DPrintf("%s: %s: %lu bytes\n", __func__, fullpath, pos); file->type = FS_REAL; file->fp = fp; @@ -878,51 +896,52 @@ static ssize_t open_file_write( file_t *file, const char *name ) { return pos; fail2: - fclose( fp ); + fclose(fp); fail1: - FS_DPrintf( "%s: %s: %s\n", __func__, normalized, Q_ErrorString( ret ) ); + FS_DPrintf("%s: %s: %s\n", __func__, normalized, Q_ErrorString(ret)); return ret; } #if USE_ZLIB -static qerror_t check_header_coherency( FILE *fp, packfile_t *entry ) { +static qerror_t check_header_coherency(FILE *fp, packfile_t *entry) +{ unsigned flags, comp_mtd; size_t comp_len, file_len; size_t name_size, xtra_size; byte header[ZIP_SIZELOCALHEADER]; size_t ofs; - if( fseek( fp, (long)entry->filepos, SEEK_SET ) == -1 ) + if (fseek(fp, (long)entry->filepos, SEEK_SET) == -1) return Q_ERR(errno); - if( fread( header, 1, sizeof( header ), fp ) != sizeof( header ) ) - return FS_ERR_READ( fp ); + if (fread(header, 1, sizeof(header), fp) != sizeof(header)) + return FS_ERR_READ(fp); // check the magic - if( LittleLongMem( &header[0] ) != ZIP_LOCALHEADERMAGIC ) + if (LittleLongMem(&header[0]) != ZIP_LOCALHEADERMAGIC) return Q_ERR_NOT_COHERENT; - flags = LittleShortMem( &header[6] ); - comp_mtd = LittleShortMem( &header[8] ); - comp_len = LittleLongMem( &header[18] ); - file_len = LittleLongMem( &header[22] ); - name_size = LittleShortMem( &header[26] ); - xtra_size = LittleShortMem( &header[28] ); + flags = LittleShortMem(&header[6]); + comp_mtd = LittleShortMem(&header[8]); + comp_len = LittleLongMem(&header[18]); + file_len = LittleLongMem(&header[22]); + name_size = LittleShortMem(&header[26]); + xtra_size = LittleShortMem(&header[28]); - if( comp_mtd != entry->compmtd ) + if (comp_mtd != entry->compmtd) return Q_ERR_NOT_COHERENT; // bit 3 tells that file lengths were not known // at the time local header was written, so don't check them - if( ( flags & 8 ) == 0 ) { - if( comp_len != entry->complen ) + if ((flags & 8) == 0) { + if (comp_len != entry->complen) return Q_ERR_NOT_COHERENT; - if( file_len != entry->filelen ) + if (file_len != entry->filelen) return Q_ERR_NOT_COHERENT; } ofs = ZIP_SIZELOCALHEADER + name_size + xtra_size; - if( entry->filepos > LONG_MAX - ofs ) { + if (entry->filepos > LONG_MAX - ofs) { return Q_ERR_SPIPE; } @@ -931,34 +950,37 @@ static qerror_t check_header_coherency( FILE *fp, packfile_t *entry ) { return Q_ERR_SUCCESS; } -static voidpf FS_zalloc OF(( voidpf opaque, uInt items, uInt size )) { - return FS_Malloc( items * size ); +static voidpf FS_zalloc OF((voidpf opaque, uInt items, uInt size)) +{ + return FS_Malloc(items * size); } -static void FS_zfree OF(( voidpf opaque, voidpf address )) { - Z_Free( address ); +static void FS_zfree OF((voidpf opaque, voidpf address)) +{ + Z_Free(address); } -static void open_zip_file( file_t *file ) { +static void open_zip_file(file_t *file) +{ zipstream_t *s; z_streamp z; - if( file->unique ) { - s = FS_Malloc( sizeof( *s ) ); - memset( &s->stream, 0, sizeof( s->stream ) ); + if (file->unique) { + s = FS_Malloc(sizeof(*s)); + memset(&s->stream, 0, sizeof(s->stream)); } else { s = &fs_zipstream; } z = &s->stream; - if( z->state ) { + if (z->state) { // already initialized, just reset - inflateReset( z ); + inflateReset(z); } else { z->zalloc = FS_zalloc; z->zfree = FS_zfree; - if( inflateInit2( z, -MAX_WBITS ) != Z_OK ) { - Com_Error( ERR_FATAL, "%s: inflateInit2() failed", __func__ ); + if (inflateInit2(z, -MAX_WBITS) != Z_OK) { + Com_Error(ERR_FATAL, "%s: inflateInit2() failed", __func__); } } @@ -971,31 +993,34 @@ static void open_zip_file( file_t *file ) { } // only called for unique handles -static void close_zip_file( file_t *file ) { +static void close_zip_file(file_t *file) +{ zipstream_t *s = file->zfp; - inflateEnd( &s->stream ); - Z_Free( s ); - - fclose( file->fp ); + inflateEnd(&s->stream); + Z_Free(s); + + fclose(file->fp); } -static ssize_t tell_zip_file( file_t *file ) { +static ssize_t tell_zip_file(file_t *file) +{ zipstream_t *s = file->zfp; return s->stream.total_out; } -static ssize_t read_zip_file( file_t *file, void *buf, size_t len ) { +static ssize_t read_zip_file(file_t *file, void *buf, size_t len) +{ zipstream_t *s = file->zfp; z_streamp z = &s->stream; size_t block, result; int ret; - if( len > file->rest_out ) { + if (len > file->rest_out) { len = file->rest_out; } - if( !len ) { + if (!len) { return 0; } @@ -1003,21 +1028,21 @@ static ssize_t read_zip_file( file_t *file, void *buf, size_t len ) { z->avail_out = (uInt)len; do { - if( !z->avail_in ) { - if( !s->rest_in ) { + if (!z->avail_in) { + if (!s->rest_in) { break; } // fill in the temp buffer block = ZIP_BUFSIZE; - if( block > s->rest_in ) { + if (block > s->rest_in) { block = s->rest_in; } - result = fread( s->buffer, 1, block, file->fp ); - if( result != block ) { - file->error = FS_ERR_READ( file->fp ); - if( !result ) { + result = fread(s->buffer, 1, block, file->fp); + if (result != block) { + file->error = FS_ERR_READ(file->fp); + if (!result) { break; } } @@ -1027,23 +1052,23 @@ static ssize_t read_zip_file( file_t *file, void *buf, size_t len ) { z->avail_in = result; } - ret = inflate( z, Z_SYNC_FLUSH ); - if( ret == Z_STREAM_END ) { + ret = inflate(z, Z_SYNC_FLUSH); + if (ret == Z_STREAM_END) { break; } - if( ret != Z_OK ) { + if (ret != Z_OK) { file->error = Q_ERR_INFLATE_FAILED; break; } - if( file->error ) { + if (file->error) { break; } - } while( z->avail_out ); + } while (z->avail_out); len -= z->avail_out; file->rest_out -= len; - if( file->error && len == 0 ) { + if (file->error && len == 0) { return file->error; } @@ -1053,31 +1078,32 @@ static ssize_t read_zip_file( file_t *file, void *buf, size_t len ) { #endif // open a new file on the pakfile -static ssize_t open_from_pak( file_t *file, pack_t *pack, packfile_t *entry, qboolean unique ) { +static ssize_t open_from_pak(file_t *file, pack_t *pack, packfile_t *entry, qboolean unique) +{ FILE *fp; qerror_t ret; - if( unique ) { - fp = fopen( pack->filename, "rb" ); - if( !fp ) { + if (unique) { + fp = fopen(pack->filename, "rb"); + if (!fp) { ret = Q_ERR(errno); goto fail1; } } else { fp = pack->fp; - clearerr( fp ); + clearerr(fp); } #if USE_ZLIB - if( pack->type == FS_ZIP && !entry->coherent ) { - ret = check_header_coherency( fp, entry ); - if( ret ) { + if (pack->type == FS_ZIP && !entry->coherent) { + ret = check_header_coherency(fp, entry); + if (ret) { goto fail2; } } #endif - if( fseek( fp, (long)entry->filepos, SEEK_SET ) == -1 ) { + if (fseek(fp, (long)entry->filepos, SEEK_SET) == -1) { ret = Q_ERR(errno); goto fail2; } @@ -1092,9 +1118,9 @@ static ssize_t open_from_pak( file_t *file, pack_t *pack, packfile_t *entry, qbo file->length = entry->filelen; #if USE_ZLIB - if( pack->type == FS_ZIP ) { - if( entry->compmtd ) { - open_zip_file( file ); + if (pack->type == FS_ZIP) { + if (entry->compmtd) { + open_zip_file(file); } else { // stored, just pretend it's a packfile file->type = FS_PAK; @@ -1102,29 +1128,30 @@ static ssize_t open_from_pak( file_t *file, pack_t *pack, packfile_t *entry, qbo } #endif - if( unique ) { + if (unique) { // reference source pak - pack_get( pack ); + pack_get(pack); } - FS_DPrintf( "%s: %s/%s: %"PRIz" bytes\n", - __func__, pack->filename, entry->name, entry->filelen ); + FS_DPrintf("%s: %s/%s: %"PRIz" bytes\n", + __func__, pack->filename, entry->name, entry->filelen); return entry->filelen; fail2: - if( unique ) { - fclose( fp ); + if (unique) { + fclose(fp); } fail1: - FS_DPrintf( "%s: %s: %s\n", __func__, entry->name, Q_ErrorString( ret ) ); + FS_DPrintf("%s: %s: %s\n", __func__, entry->name, Q_ErrorString(ret)); return ret; } // Finds the file in the search path. // Fills file_t and returns file length. // Used for streaming data out of either a pak file or a seperate file. -static ssize_t open_file_read( file_t *file, const char *name, qboolean unique ) { +static ssize_t open_file_read(file_t *file, const char *name, qboolean unique) +{ char normalized[MAX_OSPATH], fullpath[MAX_OSPATH]; searchpath_t *search; pack_t *pak; @@ -1141,74 +1168,74 @@ static ssize_t open_file_read( file_t *file, const char *name, qboolean unique ) #endif // normalize path - namelen = FS_NormalizePathBuffer( normalized, name, MAX_OSPATH ); - if( namelen >= MAX_OSPATH ) { + namelen = FS_NormalizePathBuffer(normalized, name, MAX_OSPATH); + if (namelen >= MAX_OSPATH) { return Q_ERR_NAMETOOLONG; } // expand symlinks - if( expand_links( normalized, &namelen ) && namelen >= MAX_OSPATH ) { + if (expand_links(normalized, &namelen) && namelen >= MAX_OSPATH) { return Q_ERR_NAMETOOLONG; } // reject empty paths - if( namelen == 0 ) { + if (namelen == 0) { return Q_ERR_NAMETOOSHORT; } - hash = FS_HashPath( normalized, 0 ); + hash = FS_HashPath(normalized, 0); valid = -1; // not yet checked // search through the path, one element at a time - for( search = fs_searchpaths; search; search = search->next ) { - if( file->mode & FS_PATH_MASK ) { - if( ( file->mode & search->mode & FS_PATH_MASK ) == 0 ) { + for (search = fs_searchpaths; search; search = search->next) { + if (file->mode & FS_PATH_MASK) { + if ((file->mode & search->mode & FS_PATH_MASK) == 0) { continue; } } - // is the element a pak file? - if( search->pack ) { - if( ( file->mode & FS_TYPE_MASK ) == FS_TYPE_REAL ) { + // is the element a pak file? + if (search->pack) { + if ((file->mode & FS_TYPE_MASK) == FS_TYPE_REAL) { continue; } - // don't bother searching in paks if length exceedes MAX_QPATH - if( namelen >= MAX_QPATH ) { + // don't bother searching in paks if length exceedes MAX_QPATH + if (namelen >= MAX_QPATH) { continue; } - // look through all the pak file elements + // look through all the pak file elements pak = search->pack; - entry = pak->file_hash[ hash & ( pak->hash_size - 1 ) ]; - for( ; entry; entry = entry->hash_next ) { - if( entry->namelen != namelen ) { + entry = pak->file_hash[hash & (pak->hash_size - 1)]; + for (; entry; entry = entry->hash_next) { + if (entry->namelen != namelen) { continue; } #ifdef _DEBUG fs_count_strcmp++; #endif - if( !FS_pathcmp( entry->name, normalized ) ) { + if (!FS_pathcmp(entry->name, normalized)) { // found it! - return open_from_pak( file, pak, entry, unique ); + return open_from_pak(file, pak, entry, unique); } } } else { - if( ( file->mode & FS_TYPE_MASK ) == FS_TYPE_PAK ) { + if ((file->mode & FS_TYPE_MASK) == FS_TYPE_PAK) { continue; } - // don't error out immediately if the path is found to be invalid, - // just stop looking for it in directory tree but continue to search - // for it in packs, to give broken maps or mods a chance to work - if( valid == -1 ) { - valid = FS_ValidatePath( normalized ); + // don't error out immediately if the path is found to be invalid, + // just stop looking for it in directory tree but continue to search + // for it in packs, to give broken maps or mods a chance to work + if (valid == -1) { + valid = FS_ValidatePath(normalized); } - if( valid == 0 ) { + if (valid == 0) { continue; } - // check a file in the directory tree - len = Q_concat( fullpath, sizeof( fullpath ), - search->filename, "/", normalized, NULL ); - if( len >= sizeof( fullpath ) ) { + // check a file in the directory tree + len = Q_concat(fullpath, sizeof(fullpath), + search->filename, "/", normalized, NULL); + if (len >= sizeof(fullpath)) { ret = Q_ERR_NAMETOOLONG; goto fail; } @@ -1216,18 +1243,18 @@ static ssize_t open_file_read( file_t *file, const char *name, qboolean unique ) #ifdef _DEBUG fs_count_open++; #endif - fp = fopen( fullpath, "rb" ); - if( !fp ) { - if( errno == ENOENT ) { + fp = fopen(fullpath, "rb"); + if (!fp) { + if (errno == ENOENT) { continue; } ret = Q_ERR(errno); goto fail; } - ret = Sys_GetFileInfo( fp, &info ); - if( ret ) { - fclose( fp ); + ret = Sys_GetFileInfo(fp, &info); + if (ret) { + fclose(fp); goto fail; } @@ -1237,7 +1264,7 @@ static ssize_t open_file_read( file_t *file, const char *name, qboolean unique ) file->error = Q_ERR_SUCCESS; file->length = info.size; - FS_DPrintf( "%s: %s: %"PRIz" bytes\n", __func__, fullpath, info.size ); + FS_DPrintf("%s: %s: %"PRIz" bytes\n", __func__, fullpath, info.size); return info.size; } } @@ -1246,24 +1273,25 @@ static ssize_t open_file_read( file_t *file, const char *name, qboolean unique ) ret = valid ? Q_ERR_NOENT : Q_ERR_INVALID_PATH; fail: - FS_DPrintf( "%s: %s: %s\n", __func__, normalized, Q_ErrorString( ret ) ); + FS_DPrintf("%s: %s: %s\n", __func__, normalized, Q_ErrorString(ret)); return ret; } -static ssize_t read_pak_file( file_t *file, void *buf, size_t len ) { +static ssize_t read_pak_file(file_t *file, void *buf, size_t len) +{ size_t result; - if( len > file->rest_out ) { + if (len > file->rest_out) { len = file->rest_out; } - if( !len ) { + if (!len) { return 0; } - result = fread( buf, 1, len, file->fp ); - if( result != len ) { - file->error = FS_ERR_READ( file->fp ); - if( !result ) { + result = fread(buf, 1, len, file->fp); + if (result != len) { + file->error = FS_ERR_READ(file->fp); + if (!result) { return file->error; } } @@ -1272,13 +1300,14 @@ static ssize_t read_pak_file( file_t *file, void *buf, size_t len ) { return result; } -static ssize_t read_phys_file( file_t *file, void *buf, size_t len ) { +static ssize_t read_phys_file(file_t *file, void *buf, size_t len) +{ size_t result; - result = fread( buf, 1, len, file->fp ); - if( result != len && ferror( file->fp ) ) { + result = fread(buf, 1, len, file->fp); + if (result != len && ferror(file->fp)) { file->error = Q_ERR(errno); - if( !result ) { + if (!result) { return file->error; } } @@ -1291,87 +1320,90 @@ static ssize_t read_phys_file( file_t *file, void *buf, size_t len ) { FS_Read ================= */ -ssize_t FS_Read( void *buf, size_t len, qhandle_t f ) { - file_t *file = file_for_handle( f ); +ssize_t FS_Read(void *buf, size_t len, qhandle_t f) +{ + file_t *file = file_for_handle(f); #if USE_ZLIB int ret; #endif - if( !file ) + if (!file) return Q_ERR_BADF; - if( ( file->mode & FS_MODE_MASK ) != FS_MODE_READ ) + if ((file->mode & FS_MODE_MASK) != FS_MODE_READ) return Q_ERR_INVAL; // can't continue after error - if( file->error ) + if (file->error) return file->error; - if( len > SSIZE_MAX ) + if (len > SSIZE_MAX) return Q_ERR_INVAL; - if( len == 0 ) + if (len == 0) return 0; - switch( file->type ) { + switch (file->type) { case FS_REAL: - return read_phys_file( file, buf, len ); + return read_phys_file(file, buf, len); case FS_PAK: - return read_pak_file( file, buf, len ); + return read_pak_file(file, buf, len); #if USE_ZLIB case FS_GZ: - ret = gzread( file->zfp, buf, len ); - if( ret < 0 ) { + ret = gzread(file->zfp, buf, len); + if (ret < 0) { return Q_ERR_LIBRARY_ERROR; } return ret; case FS_ZIP: - return read_zip_file( file, buf, len ); + return read_zip_file(file, buf, len); #endif default: return Q_ERR_NOSYS; } } -ssize_t FS_ReadLine( qhandle_t f, char *buffer, size_t size ) { - file_t *file = file_for_handle( f ); +ssize_t FS_ReadLine(qhandle_t f, char *buffer, size_t size) +{ + file_t *file = file_for_handle(f); char *s; size_t len; - if( !file ) + if (!file) return Q_ERR_BADF; - if( ( file->mode & FS_MODE_MASK ) != FS_MODE_READ ) + if ((file->mode & FS_MODE_MASK) != FS_MODE_READ) return Q_ERR_INVAL; - if( file->type != FS_REAL ) + if (file->type != FS_REAL) return Q_ERR_NOSYS; do { - s = fgets( buffer, size, file->fp ); - if( !s ) { - return ferror( file->fp ) ? Q_ERR(errno) : 0; + s = fgets(buffer, size, file->fp); + if (!s) { + return ferror(file->fp) ? Q_ERR(errno) : 0; } - len = strlen( s ); - } while( len < 2 ); + len = strlen(s); + } while (len < 2); - s[ len - 1 ] = 0; + s[len - 1] = 0; return len - 1; } -void FS_Flush( qhandle_t f ) { - file_t *file = file_for_handle( f ); +void FS_Flush(qhandle_t f) +{ + file_t *file = file_for_handle(f); - if( !file ) + if (!file) return; - switch( file->type ) { + switch (file->type) { case FS_REAL: - fflush( file->fp ); + fflush(file->fp); break; #if USE_ZLIB case FS_GZ: - gzflush( file->zfp, Z_SYNC_FLUSH ); + gzflush(file->zfp, Z_SYNC_FLUSH); break; #endif default: @@ -1384,44 +1416,45 @@ void FS_Flush( qhandle_t f ) { FS_Write ================= */ -ssize_t FS_Write( const void *buf, size_t len, qhandle_t f ) { - file_t *file = file_for_handle( f ); +ssize_t FS_Write(const void *buf, size_t len, qhandle_t f) +{ + file_t *file = file_for_handle(f); size_t result; - if( !file ) + if (!file) return Q_ERR_BADF; - if( ( file->mode & FS_MODE_MASK ) == FS_MODE_READ ) + if ((file->mode & FS_MODE_MASK) == FS_MODE_READ) return Q_ERR_INVAL; // can't continue after error - if( file->error ) + if (file->error) return file->error; - if( len > SSIZE_MAX ) + if (len > SSIZE_MAX) return Q_ERR_INVAL; - if( len == 0 ) + if (len == 0) return 0; - switch( file->type ) { + switch (file->type) { case FS_REAL: - result = fwrite( buf, 1, len, file->fp ); - if( result != len ) { - file->error = FS_ERR_WRITE( file->fp ); + result = fwrite(buf, 1, len, file->fp); + if (result != len) { + file->error = FS_ERR_WRITE(file->fp); return file->error; } break; #if USE_ZLIB case FS_GZ: - if( gzwrite( file->zfp, buf, len ) == 0 ) { + if (gzwrite(file->zfp, buf, len) == 0) { file->error = Q_ERR_LIBRARY_ERROR; return file->error; } break; #endif default: - Com_Error( ERR_FATAL, "%s: bad file type", __func__ ); + Com_Error(ERR_FATAL, "%s: bad file type", __func__); } return len; @@ -1432,36 +1465,37 @@ ssize_t FS_Write( const void *buf, size_t len, qhandle_t f ) { FS_FOpenFile ============ */ -ssize_t FS_FOpenFile( const char *name, qhandle_t *f, unsigned mode ) { +ssize_t FS_FOpenFile(const char *name, qhandle_t *f, unsigned mode) +{ file_t *file; qhandle_t handle; ssize_t ret; - if( !name || !f ) { - Com_Error( ERR_FATAL, "%s: NULL", __func__ ); + if (!name || !f) { + Com_Error(ERR_FATAL, "%s: NULL", __func__); } *f = 0; - if( !fs_searchpaths ) { + if (!fs_searchpaths) { return Q_ERR_AGAIN; // not yet initialized } // allocate new file handle - file = alloc_handle( &handle ); - if( !file ) { + file = alloc_handle(&handle); + if (!file) { return Q_ERR_MFILE; } file->mode = mode; - if( ( mode & FS_MODE_MASK ) == FS_MODE_READ ) { - ret = open_file_read( file, name, qtrue ); + if ((mode & FS_MODE_MASK) == FS_MODE_READ) { + ret = open_file_read(file, name, qtrue); } else { - ret = open_file_write( file, name ); + ret = open_file_write(file, name); } - if( ret >= 0 ) { + if (ret >= 0) { *f = handle; } @@ -1469,100 +1503,100 @@ ssize_t FS_FOpenFile( const char *name, qhandle_t *f, unsigned mode ) { } // reading from outside of source directory is allowed, extension is optional -static qhandle_t easy_open_read( char *buf, size_t size, unsigned mode, - const char *dir, const char *name, const char *ext ) +static qhandle_t easy_open_read(char *buf, size_t size, unsigned mode, + const char *dir, const char *name, const char *ext) { ssize_t len; qhandle_t f; - if( *name == '/' ) { + if (*name == '/') { // full path is given, ignore directory and extension - len = Q_strlcpy( buf, name + 1, size ); + len = Q_strlcpy(buf, name + 1, size); } else { // first try without extension - len = Q_concat( buf, size, dir, name, NULL ); - if( len >= size ) { - Q_PrintError( "open", Q_ERR_NAMETOOLONG ); + len = Q_concat(buf, size, dir, name, NULL); + if (len >= size) { + Q_PrintError("open", Q_ERR_NAMETOOLONG); return 0; } // print normalized path in case of error - FS_NormalizePath( buf, buf ); + FS_NormalizePath(buf, buf); - len = FS_FOpenFile( buf, &f, mode ); - if( f ) { + len = FS_FOpenFile(buf, &f, mode); + if (f) { return f; // succeeded } - if( len != Q_ERR_NOENT ) { + if (len != Q_ERR_NOENT) { goto fail; // fatal error } - if( !COM_CompareExtension( buf, ext ) ) { + if (!COM_CompareExtension(buf, ext)) { goto fail; // name already has the extension } // now try to append extension - len = Q_strlcat( buf, ext, size ); + len = Q_strlcat(buf, ext, size); } - if( len >= size ) { - Q_PrintError( "open", Q_ERR_NAMETOOLONG ); + if (len >= size) { + Q_PrintError("open", Q_ERR_NAMETOOLONG); return 0; } - len = FS_FOpenFile( buf, &f, mode ); - if( f ) { + len = FS_FOpenFile(buf, &f, mode); + if (f) { return f; } fail: - Com_Printf( "Couldn't open %s: %s\n", buf, Q_ErrorString( len ) ); + Com_Printf("Couldn't open %s: %s\n", buf, Q_ErrorString(len)); return 0; } // writing to outside of destination directory is disallowed, extension is forced -static qhandle_t easy_open_write( char *buf, size_t size, unsigned mode, - const char *dir, const char *name, const char *ext ) +static qhandle_t easy_open_write(char *buf, size_t size, unsigned mode, + const char *dir, const char *name, const char *ext) { char normalized[MAX_OSPATH]; ssize_t len; qhandle_t f; // make it impossible to escape the destination directory when writing files - len = FS_NormalizePathBuffer( normalized, name, sizeof( normalized ) ); - if( len >= sizeof( normalized ) ) { - Q_PrintError( "open", Q_ERR_NAMETOOLONG ); + len = FS_NormalizePathBuffer(normalized, name, sizeof(normalized)); + if (len >= sizeof(normalized)) { + Q_PrintError("open", Q_ERR_NAMETOOLONG); return 0; } // reject empty filenames - if( len == 0 ) { - Q_PrintError( "open", Q_ERR_NAMETOOSHORT ); + if (len == 0) { + Q_PrintError("open", Q_ERR_NAMETOOSHORT); return 0; } // replace any bad characters with underscores to make automatic commands happy - cleanup_path( normalized ); + cleanup_path(normalized); // don't append the extension if name already has it - if( !COM_CompareExtension( normalized, ext ) ) { - ext = ( mode & FS_FLAG_GZIP ) ? "" : NULL; + if (!COM_CompareExtension(normalized, ext)) { + ext = (mode & FS_FLAG_GZIP) ? "" : NULL; } - len = Q_concat( buf, size, dir, normalized, ext, - ( mode & FS_FLAG_GZIP ) ? ".gz" : NULL, NULL ); - if( len >= size ) { - Q_PrintError( "open", Q_ERR_NAMETOOLONG ); + len = Q_concat(buf, size, dir, normalized, ext, + (mode & FS_FLAG_GZIP) ? ".gz" : NULL, NULL); + if (len >= size) { + Q_PrintError("open", Q_ERR_NAMETOOLONG); return 0; } - len = FS_FOpenFile( buf, &f, mode ); - if( !f ) { + len = FS_FOpenFile(buf, &f, mode); + if (!f) { goto fail1; } - if( mode & FS_FLAG_GZIP ) { - len = FS_FilterFile( f ); - if( len ) { + if (mode & FS_FLAG_GZIP) { + len = FS_FilterFile(f); + if (len) { goto fail2; } } @@ -1570,9 +1604,9 @@ static qhandle_t easy_open_write( char *buf, size_t size, unsigned mode, return f; fail2: - FS_FCloseFile( f ); + FS_FCloseFile(f); fail1: - Com_EPrintf( "Couldn't open %s: %s\n", buf, Q_ErrorString( len ) ); + Com_EPrintf("Couldn't open %s: %s\n", buf, Q_ErrorString(len)); return 0; } @@ -1585,14 +1619,14 @@ the arguments, checks for path buffer overflow, and attempts to open the file, printing an error message in case of failure. ============ */ -qhandle_t FS_EasyOpenFile( char *buf, size_t size, unsigned mode, - const char *dir, const char *name, const char *ext ) +qhandle_t FS_EasyOpenFile(char *buf, size_t size, unsigned mode, + const char *dir, const char *name, const char *ext) { - if( ( mode & FS_MODE_MASK ) == FS_MODE_READ ) { - return easy_open_read( buf, size, mode, dir, name, ext ); + if ((mode & FS_MODE_MASK) == FS_MODE_READ) { + return easy_open_read(buf, size, mode, dir, name, ext); } - return easy_open_write( buf, size, mode, dir, name, ext ); + return easy_open_write(buf, size, mode, dir, name, ext); } /* @@ -1603,65 +1637,66 @@ opens non-unique file handle as an optimization a NULL buffer will just return the file length without loading ============ */ -ssize_t FS_LoadFileEx( const char *path, void **buffer, unsigned flags, memtag_t tag ) { +ssize_t FS_LoadFileEx(const char *path, void **buffer, unsigned flags, memtag_t tag) +{ file_t *file; qhandle_t f; byte *buf; ssize_t len, read; - if( !path ) { - Com_Error( ERR_FATAL, "%s: NULL", __func__ ); + if (!path) { + Com_Error(ERR_FATAL, "%s: NULL", __func__); } - if( buffer ) { + if (buffer) { *buffer = NULL; } - if( !fs_searchpaths ) { + if (!fs_searchpaths) { return Q_ERR_AGAIN; // not yet initialized } // allocate new file handle - file = alloc_handle( &f ); - if( !file ) { + file = alloc_handle(&f); + if (!file) { return Q_ERR_MFILE; } - file->mode = ( flags & ~FS_MODE_MASK ) | FS_MODE_READ; + file->mode = (flags & ~FS_MODE_MASK) | FS_MODE_READ; // look for it in the filesystem or pack files - len = open_file_read( file, path, qfalse ); - if( len < 0 ) { + len = open_file_read(file, path, qfalse); + if (len < 0) { return len; } // NULL buffer just checks for file existence - if( !buffer ) { + if (!buffer) { goto done; } // sanity check file size - if( len > MAX_LOADFILE ) { + if (len > MAX_LOADFILE) { len = Q_ERR_FBIG; goto done; } // allocate chunk of memory, +1 for NUL - buf = Z_TagMalloc( len + 1, tag ); + buf = Z_TagMalloc(len + 1, tag); // read entire file - read = FS_Read( buf, len, f ); - if( read != len ) { + read = FS_Read(buf, len, f); + if (read != len) { len = read < 0 ? read : Q_ERR_UNEXPECTED_EOF; - Z_Free( buf ); + Z_Free(buf); goto done; } - + *buffer = buf; buf[len] = 0; done: - FS_FCloseFile( f ); + FS_FCloseFile(f); return len; } @@ -1670,21 +1705,22 @@ done: FS_WriteFile ================ */ -qerror_t FS_WriteFile( const char *path, const void *data, size_t len ) { +qerror_t FS_WriteFile(const char *path, const void *data, size_t len) +{ qhandle_t f; ssize_t write; qerror_t ret; // TODO: write to temp file perhaps? - write = FS_FOpenFile( path, &f, FS_MODE_WRITE ); - if( !f ) { + write = FS_FOpenFile(path, &f, FS_MODE_WRITE); + if (!f) { return write; } - write = FS_Write( data, len, f ); + write = FS_Write(data, len, f); ret = write == len ? Q_ERR_SUCCESS : write < 0 ? write : Q_ERR_FAILURE; - - FS_FCloseFile( f ); + + FS_FCloseFile(f); return ret; } @@ -1697,27 +1733,27 @@ the arguments, checks for path buffer overflow, and attempts to write the file, printing an error message in case of failure. ============ */ -qboolean FS_EasyWriteFile( char *buf, size_t size, unsigned mode, - const char *dir, const char *name, const char *ext, - const void *data, size_t len ) +qboolean FS_EasyWriteFile(char *buf, size_t size, unsigned mode, + const char *dir, const char *name, const char *ext, + const void *data, size_t len) { qhandle_t f; ssize_t write; qerror_t ret; // TODO: write to temp file perhaps? - f = easy_open_write( buf, size, mode, dir, name, ext ); - if( !f ) { + f = easy_open_write(buf, size, mode, dir, name, ext); + if (!f) { return qfalse; } - write = FS_Write( data, len, f ); + write = FS_Write(data, len, f); ret = write == len ? Q_ERR_SUCCESS : write < 0 ? write : Q_ERR_FAILURE; - FS_FCloseFile( f ); + FS_FCloseFile(f); - if( ret ) { - Com_EPrintf( "Couldn't write %s: %s\n", buf, Q_ErrorString( ret ) ); + if (ret) { + Com_EPrintf("Couldn't write %s: %s\n", buf, Q_ErrorString(ret)); return qfalse; } @@ -1731,38 +1767,39 @@ qboolean FS_EasyWriteFile( char *buf, size_t size, unsigned mode, FS_RenameFile ================ */ -qerror_t FS_RenameFile( const char *from, const char *to ) { +qerror_t FS_RenameFile(const char *from, const char *to) +{ char normalized[MAX_OSPATH]; char frompath[MAX_OSPATH]; char topath[MAX_OSPATH]; size_t len; // check from - len = FS_NormalizePathBuffer( normalized, from, sizeof( normalized ) ); - if( len >= sizeof( normalized ) ) + len = FS_NormalizePathBuffer(normalized, from, sizeof(normalized)); + if (len >= sizeof(normalized)) return Q_ERR_NAMETOOLONG; - if( !FS_ValidatePath( normalized ) ) + if (!FS_ValidatePath(normalized)) return Q_ERR_INVALID_PATH; - len = Q_concat( frompath, sizeof( frompath ), fs_gamedir, "/", normalized, NULL ); - if( len >= sizeof( frompath ) ) + len = Q_concat(frompath, sizeof(frompath), fs_gamedir, "/", normalized, NULL); + if (len >= sizeof(frompath)) return Q_ERR_NAMETOOLONG; // check to - len = FS_NormalizePathBuffer( normalized, to, sizeof( normalized ) ); - if( len >= sizeof( normalized ) ) + len = FS_NormalizePathBuffer(normalized, to, sizeof(normalized)); + if (len >= sizeof(normalized)) return Q_ERR_NAMETOOLONG; - if( !FS_ValidatePath( normalized ) ) + if (!FS_ValidatePath(normalized)) return Q_ERR_INVALID_PATH; - len = Q_concat( topath, sizeof( topath ), fs_gamedir, "/", normalized, NULL ); - if( len >= sizeof( topath ) ) + len = Q_concat(topath, sizeof(topath), fs_gamedir, "/", normalized, NULL); + if (len >= sizeof(topath)) return Q_ERR_NAMETOOLONG; // rename it - if( rename( frompath, topath ) ) + if (rename(frompath, topath)) return Q_ERR(errno); return Q_ERR_SUCCESS; @@ -1775,87 +1812,92 @@ qerror_t FS_RenameFile( const char *from, const char *to ) { FS_FPrintf ================ */ -ssize_t FS_FPrintf( qhandle_t f, const char *format, ... ) { +ssize_t FS_FPrintf(qhandle_t f, const char *format, ...) +{ va_list argptr; char string[MAXPRINTMSG]; size_t len; - va_start( argptr, format ); - len = Q_vsnprintf( string, sizeof( string ), format, argptr ); - va_end( argptr ); + va_start(argptr, format); + len = Q_vsnprintf(string, sizeof(string), format, argptr); + va_end(argptr); - if( len >= sizeof( string ) ) { + if (len >= sizeof(string)) { return Q_ERR_STRING_TRUNCATED; } - return FS_Write( string, len, f ); + return FS_Write(string, len, f); } // references pack_t instance -static pack_t *pack_get( pack_t *pack ) { +static pack_t *pack_get(pack_t *pack) +{ pack->refcount++; return pack; } // dereferences pack_t instance -static void pack_put( pack_t *pack ) { - if( !pack ) { +static void pack_put(pack_t *pack) +{ + if (!pack) { return; } - if( !pack->refcount ) { - Com_Error( ERR_FATAL, "%s: refcount already zero", __func__ ); + if (!pack->refcount) { + Com_Error(ERR_FATAL, "%s: refcount already zero", __func__); } - if( !--pack->refcount ) { - FS_DPrintf( "Freeing packfile %s\n", pack->filename ); - fclose( pack->fp ); - Z_Free( pack ); + if (!--pack->refcount) { + FS_DPrintf("Freeing packfile %s\n", pack->filename); + fclose(pack->fp); + Z_Free(pack); } } // allocates pack_t instance along with filenames and hashes in one chunk of memory -static pack_t *pack_alloc( FILE *fp, filetype_t type, const char *name, - unsigned num_files, size_t names_len ) +static pack_t *pack_alloc(FILE *fp, filetype_t type, const char *name, + unsigned num_files, size_t names_len) { pack_t *pack; unsigned hash_size; size_t len; - hash_size = npot32( num_files / 3 ); + hash_size = npot32(num_files / 3); - len = strlen( name ) + 1; - pack = FS_Malloc( sizeof( pack_t ) + - num_files * sizeof( packfile_t ) + - hash_size * sizeof( packfile_t * ) + - len + names_len ); + len = strlen(name) + 1; + pack = FS_Malloc(sizeof(pack_t) + + num_files * sizeof(packfile_t) + + hash_size * sizeof(packfile_t *) + + len + names_len); pack->type = type; pack->refcount = 0; pack->fp = fp; pack->num_files = num_files; pack->hash_size = hash_size; - pack->files = ( packfile_t * )( pack + 1 ); - pack->file_hash = ( packfile_t ** )( pack->files + num_files ); - pack->filename = ( char * )( pack->file_hash + hash_size ); + pack->files = (packfile_t *)(pack + 1); + pack->file_hash = (packfile_t **)(pack->files + num_files); + pack->filename = (char *)(pack->file_hash + hash_size); pack->names = pack->filename + len; - memcpy( pack->filename, name, len ); - memset( pack->file_hash, 0, hash_size * sizeof( packfile_t * ) ); + memcpy(pack->filename, name, len); + memset(pack->file_hash, 0, hash_size * sizeof(packfile_t *)); return pack; } // normalizes and inserts the filename into hash table -static void pack_hash_file( pack_t *pack, packfile_t *file ) { +static void pack_hash_file(pack_t *pack, packfile_t *file) +{ unsigned hash; - file->namelen = FS_NormalizePath( file->name, file->name ); + file->namelen = FS_NormalizePath(file->name, file->name); - hash = FS_HashPath( file->name, pack->hash_size ); + hash = FS_HashPath(file->name, pack->hash_size); file->hash_next = pack->file_hash[hash]; pack->file_hash[hash] = file; } // Loads the header and directory, adding the files at the beginning // of the list so they override previous pack files. -static pack_t *load_pak_file( const char *packfile ) { +static pack_t *load_pak_file(const char *packfile) +{ dpackheader_t header; packfile_t *file; dpackfile_t *dfile; @@ -1866,118 +1908,119 @@ static pack_t *load_pak_file( const char *packfile ) { FILE *fp; dpackfile_t info[MAX_FILES_IN_PACK]; - fp = fopen( packfile, "rb" ); - if( !fp ) { - Com_Printf( "Couldn't open %s: %s\n", packfile, strerror( errno ) ); + fp = fopen(packfile, "rb"); + if (!fp) { + Com_Printf("Couldn't open %s: %s\n", packfile, strerror(errno)); return NULL; } - if( fread( &header, 1, sizeof( header ), fp ) != sizeof( header ) ) { - Com_Printf( "Reading header failed on %s\n", packfile ); + if (fread(&header, 1, sizeof(header), fp) != sizeof(header)) { + Com_Printf("Reading header failed on %s\n", packfile); goto fail; } - if( LittleLong( header.ident ) != IDPAKHEADER ) { - Com_Printf( "%s is not a 'PACK' file\n", packfile ); + if (LittleLong(header.ident) != IDPAKHEADER) { + Com_Printf("%s is not a 'PACK' file\n", packfile); goto fail; } - header.dirlen = LittleLong( header.dirlen ); - if( header.dirlen > LONG_MAX || header.dirlen % sizeof( dpackfile_t ) ) { - Com_Printf( "%s has bad directory length\n", packfile ); + header.dirlen = LittleLong(header.dirlen); + if (header.dirlen > LONG_MAX || header.dirlen % sizeof(dpackfile_t)) { + Com_Printf("%s has bad directory length\n", packfile); goto fail; } - num_files = header.dirlen / sizeof( dpackfile_t ); - if( num_files < 1 ) { - Com_Printf( "%s has no files\n", packfile ); + num_files = header.dirlen / sizeof(dpackfile_t); + if (num_files < 1) { + Com_Printf("%s has no files\n", packfile); goto fail; } - if( num_files > MAX_FILES_IN_PACK ) { - Com_Printf( "%s has too many files: %u > %u\n", packfile, num_files, MAX_FILES_IN_PACK ); + if (num_files > MAX_FILES_IN_PACK) { + Com_Printf("%s has too many files: %u > %u\n", packfile, num_files, MAX_FILES_IN_PACK); goto fail; } - header.dirofs = LittleLong( header.dirofs ); - if( header.dirofs > LONG_MAX - header.dirlen ) { - Com_Printf( "%s has bad directory offset\n", packfile ); + header.dirofs = LittleLong(header.dirofs); + if (header.dirofs > LONG_MAX - header.dirlen) { + Com_Printf("%s has bad directory offset\n", packfile); goto fail; } - if( fseek( fp, (long)header.dirofs, SEEK_SET ) ) { - Com_Printf( "Seeking to directory failed on %s\n", packfile ); + if (fseek(fp, (long)header.dirofs, SEEK_SET)) { + Com_Printf("Seeking to directory failed on %s\n", packfile); goto fail; } - if( fread( info, 1, header.dirlen, fp ) != header.dirlen ) { - Com_Printf( "Reading directory failed on %s\n", packfile ); + if (fread(info, 1, header.dirlen, fp) != header.dirlen) { + Com_Printf("Reading directory failed on %s\n", packfile); goto fail; } names_len = 0; - for( i = 0, dfile = info; i < num_files; i++, dfile++ ) { - dfile->filepos = LittleLong( dfile->filepos ); - dfile->filelen = LittleLong( dfile->filelen ); - if( dfile->filelen > LONG_MAX || dfile->filepos > LONG_MAX - dfile->filelen ) { - Com_Printf( "%s has bad directory structure\n", packfile ); + for (i = 0, dfile = info; i < num_files; i++, dfile++) { + dfile->filepos = LittleLong(dfile->filepos); + dfile->filelen = LittleLong(dfile->filelen); + if (dfile->filelen > LONG_MAX || dfile->filepos > LONG_MAX - dfile->filelen) { + Com_Printf("%s has bad directory structure\n", packfile); goto fail; } - dfile->name[sizeof( dfile->name ) - 1] = 0; - names_len += strlen( dfile->name ) + 1; + dfile->name[sizeof(dfile->name) - 1] = 0; + names_len += strlen(dfile->name) + 1; } // allocate the pack - pack = pack_alloc( fp, FS_PAK, packfile, num_files, names_len ); + pack = pack_alloc(fp, FS_PAK, packfile, num_files, names_len); // parse the directory file = pack->files; name = pack->names; - for( i = 0, dfile = info; i < num_files; i++, dfile++ ) { - len = strlen( dfile->name ) + 1; + for (i = 0, dfile = info; i < num_files; i++, dfile++) { + len = strlen(dfile->name) + 1; - file->name = memcpy( name, dfile->name, len ); + file->name = memcpy(name, dfile->name, len); name += len; file->filepos = dfile->filepos; file->filelen = dfile->filelen; file->coherent = qtrue; - pack_hash_file( pack, file ); + pack_hash_file(pack, file); file++; } - FS_DPrintf( "%s: %u files, %u hash\n", - packfile, pack->num_files, pack->hash_size ); + FS_DPrintf("%s: %u files, %u hash\n", + packfile, pack->num_files, pack->hash_size); return pack; fail: - fclose( fp ); + fclose(fp); return NULL; } #if USE_ZLIB // Locate the central directory of a zipfile (at the end, just before the global comment) -static size_t search_central_header( FILE *fp ) { +static size_t search_central_header(FILE *fp) +{ size_t file_size, back_read; size_t max_back = 0xffff; // maximum size of global comment byte buf[ZIP_BUFREADCOMMENT + 4]; long ret; - if( fseek( fp, 0, SEEK_END ) == -1 ) + if (fseek(fp, 0, SEEK_END) == -1) return 0; - ret = ftell( fp ); - if( ret == -1 ) + ret = ftell(fp); + if (ret == -1) return 0; file_size = (size_t)ret; - if( max_back > file_size ) + if (max_back > file_size) max_back = file_size; back_read = 4; - while( back_read < max_back ) { + while (back_read < max_back) { size_t i, read_size, read_pos; - if( back_read + ZIP_BUFREADCOMMENT > max_back ) + if (back_read + ZIP_BUFREADCOMMENT > max_back) back_read = max_back; else back_read += ZIP_BUFREADCOMMENT; @@ -1985,27 +2028,28 @@ static size_t search_central_header( FILE *fp ) { read_pos = file_size - back_read; read_size = back_read; - if( read_size > ZIP_BUFREADCOMMENT + 4 ) + if (read_size > ZIP_BUFREADCOMMENT + 4) read_size = ZIP_BUFREADCOMMENT + 4; - if( fseek( fp, (long)read_pos, SEEK_SET ) == -1 ) + if (fseek(fp, (long)read_pos, SEEK_SET) == -1) break; - if( fread( buf, 1, read_size, fp ) != read_size ) + if (fread(buf, 1, read_size, fp) != read_size) break; i = read_size - 4; do { // check the magic - if( LittleLongMem( buf + i ) == ZIP_ENDHEADERMAGIC ) + if (LittleLongMem(buf + i) == ZIP_ENDHEADERMAGIC) return read_pos + i; - } while( i-- ); + } while (i--); } return 0; } // Get Info about the current file in the zipfile, with internal only info -static size_t get_file_info( FILE *fp, size_t pos, packfile_t *file, size_t *len, size_t remaining ) { +static size_t get_file_info(FILE *fp, size_t pos, packfile_t *file, size_t *len, size_t remaining) +{ size_t name_size, xtra_size, comm_size; size_t comp_len, file_len, file_pos; unsigned comp_mtd; @@ -2013,60 +2057,60 @@ static size_t get_file_info( FILE *fp, size_t pos, packfile_t *file, size_t *len *len = 0; - if( pos > LONG_MAX ) + if (pos > LONG_MAX) return 0; - if( fseek( fp, (long)pos, SEEK_SET ) == -1 ) + if (fseek(fp, (long)pos, SEEK_SET) == -1) return 0; - if( fread( header, 1, sizeof( header ), fp ) != sizeof( header ) ) + if (fread(header, 1, sizeof(header), fp) != sizeof(header)) return 0; // check the magic - if( LittleLongMem( &header[0] ) != ZIP_CENTRALHEADERMAGIC ) + if (LittleLongMem(&header[0]) != ZIP_CENTRALHEADERMAGIC) return 0; - comp_mtd = LittleShortMem( &header[10] ); - comp_len = LittleLongMem( &header[20] ); - file_len = LittleLongMem( &header[24] ); - name_size = LittleShortMem( &header[28] ); - xtra_size = LittleShortMem( &header[30] ); - comm_size = LittleShortMem( &header[32] ); - file_pos = LittleLongMem( &header[42] ); + comp_mtd = LittleShortMem(&header[10]); + comp_len = LittleLongMem(&header[20]); + file_len = LittleLongMem(&header[24]); + name_size = LittleShortMem(&header[28]); + xtra_size = LittleShortMem(&header[30]); + comm_size = LittleShortMem(&header[32]); + file_pos = LittleLongMem(&header[42]); - if( file_len > LONG_MAX ) + if (file_len > LONG_MAX) return 0; - if( comp_len > LONG_MAX || file_pos > LONG_MAX - comp_len ) + if (comp_len > LONG_MAX || file_pos > LONG_MAX - comp_len) return 0; - if( !file_len || !comp_len ) { + if (!file_len || !comp_len) { goto skip; // skip directories and empty files } - if( !comp_mtd ) { - if( file_len != comp_len ) { - FS_DPrintf( "%s: skipping file stored with file_len != comp_len\n", __func__ ); + if (!comp_mtd) { + if (file_len != comp_len) { + FS_DPrintf("%s: skipping file stored with file_len != comp_len\n", __func__); goto skip; } - } else if( comp_mtd != Z_DEFLATED ) { - FS_DPrintf( "%s: skipping file compressed with unknown method\n", __func__ ); + } else if (comp_mtd != Z_DEFLATED) { + FS_DPrintf("%s: skipping file compressed with unknown method\n", __func__); goto skip; } - if( !name_size ) { - FS_DPrintf( "%s: skipping file with empty name\n", __func__ ); + if (!name_size) { + FS_DPrintf("%s: skipping file with empty name\n", __func__); goto skip; } - if( name_size >= MAX_QPATH ) { - FS_DPrintf( "%s: skipping file with oversize name\n", __func__ ); + if (name_size >= MAX_QPATH) { + FS_DPrintf("%s: skipping file with oversize name\n", __func__); goto skip; } // fill in the info - if( file ) { - if( name_size >= remaining ) + if (file) { + if (name_size >= remaining) return 0; // directory changed on disk? file->compmtd = comp_mtd; file->complen = comp_len; file->filelen = file_len; file->filepos = file_pos; - if( fread( file->name, 1, name_size, fp ) != name_size ) + if (fread(file->name, 1, name_size, fp) != name_size) return 0; file->name[name_size] = 0; } @@ -2077,7 +2121,8 @@ skip: return ZIP_SIZECENTRALDIRITEM + name_size + xtra_size + comm_size; } -static pack_t *load_zip_file( const char *packfile ) { +static pack_t *load_zip_file(const char *packfile) +{ packfile_t *file; char *name; size_t len, names_len; @@ -2088,105 +2133,105 @@ static pack_t *load_zip_file( const char *packfile ) { FILE *fp; byte header[ZIP_SIZECENTRALHEADER]; - fp = fopen( packfile, "rb" ); - if( !fp ) { - Com_Printf( "Couldn't open %s: %s\n", packfile, strerror( errno ) ); + fp = fopen(packfile, "rb"); + if (!fp) { + Com_Printf("Couldn't open %s: %s\n", packfile, strerror(errno)); return NULL; } - header_pos = search_central_header( fp ); - if( !header_pos ) { - Com_Printf( "No central header found in %s\n", packfile ); + header_pos = search_central_header(fp); + if (!header_pos) { + Com_Printf("No central header found in %s\n", packfile); goto fail2; } - if( fseek( fp, (long)header_pos, SEEK_SET ) == -1 ) { - Com_Printf( "Couldn't seek to central header in %s\n", packfile ); + if (fseek(fp, (long)header_pos, SEEK_SET) == -1) { + Com_Printf("Couldn't seek to central header in %s\n", packfile); goto fail2; } - if( fread( header, 1, sizeof( header ), fp ) != sizeof( header ) ) { - Com_Printf( "Reading central header failed on %s\n", packfile ); + if (fread(header, 1, sizeof(header), fp) != sizeof(header)) { + Com_Printf("Reading central header failed on %s\n", packfile); goto fail2; } - num_disk = LittleShortMem( &header[4] ); - num_disk_cd = LittleShortMem( &header[6] ); - num_files = LittleShortMem( &header[8] ); - num_files_cd = LittleShortMem( &header[10] ); - if( num_files_cd != num_files || num_disk_cd != 0 || num_disk != 0 ) { - Com_Printf( "%s is an unsupported multi-part archive\n", packfile ); + num_disk = LittleShortMem(&header[4]); + num_disk_cd = LittleShortMem(&header[6]); + num_files = LittleShortMem(&header[8]); + num_files_cd = LittleShortMem(&header[10]); + if (num_files_cd != num_files || num_disk_cd != 0 || num_disk != 0) { + Com_Printf("%s is an unsupported multi-part archive\n", packfile); goto fail2; } - if( num_files < 1 ) { - Com_Printf( "%s has no files\n", packfile ); + if (num_files < 1) { + Com_Printf("%s has no files\n", packfile); goto fail2; } - if( num_files > ZIP_MAXFILES ) { - Com_Printf( "%s has too many files: %u > %u\n", packfile, num_files, ZIP_MAXFILES ); + if (num_files > ZIP_MAXFILES) { + Com_Printf("%s has too many files: %u > %u\n", packfile, num_files, ZIP_MAXFILES); goto fail2; } - central_size = LittleLongMem( &header[12] ); - central_ofs = LittleLongMem( &header[16] ); + central_size = LittleLongMem(&header[12]); + central_ofs = LittleLongMem(&header[16]); central_end = central_ofs + central_size; - if( central_end > header_pos || central_end < central_ofs ) { - Com_Printf( "%s has bad central directory offset\n", packfile ); + if (central_end > header_pos || central_end < central_ofs) { + Com_Printf("%s has bad central directory offset\n", packfile); goto fail2; } // non-zero for sfx? extra_bytes = header_pos - central_end; - if( extra_bytes ) { - Com_Printf( "%s has %"PRIz" extra bytes at the beginning, funny sfx archive?\n", - packfile, extra_bytes ); + if (extra_bytes) { + Com_Printf("%s has %"PRIz" extra bytes at the beginning, funny sfx archive?\n", + packfile, extra_bytes); } // parse the directory num_files = 0; names_len = 0; header_pos = central_ofs + extra_bytes; - for( i = 0; i < num_files_cd; i++ ) { - ofs = get_file_info( fp, header_pos, NULL, &len, 0 ); - if( !ofs ) { - Com_Printf( "%s has bad central directory structure (pass %d)\n", packfile, 1 ); + for (i = 0; i < num_files_cd; i++) { + ofs = get_file_info(fp, header_pos, NULL, &len, 0); + if (!ofs) { + Com_Printf("%s has bad central directory structure (pass %d)\n", packfile, 1); goto fail2; } header_pos += ofs; - if( len ) { + if (len) { names_len += len; num_files++; } } - if( !num_files ) { - Com_Printf( "%s has no valid files\n", packfile ); + if (!num_files) { + Com_Printf("%s has no valid files\n", packfile); goto fail2; } // allocate the pack - pack = pack_alloc( fp, FS_ZIP, packfile, num_files, names_len ); + pack = pack_alloc(fp, FS_ZIP, packfile, num_files, names_len); // parse the directory file = pack->files; name = pack->names; header_pos = central_ofs + extra_bytes; - for( i = 0; i < num_files_cd; i++ ) { - if( !num_files ) + for (i = 0; i < num_files_cd; i++) { + if (!num_files) break; file->name = name; - ofs = get_file_info( fp, header_pos, file, &len, names_len ); - if( !ofs ) { - Com_Printf( "%s has bad central directory structure (pass %d)\n", packfile, 2 ); + ofs = get_file_info(fp, header_pos, file, &len, names_len); + if (!ofs) { + Com_Printf("%s has bad central directory structure (pass %d)\n", packfile, 2); goto fail1; // directory changed on disk? } header_pos += ofs; - if( len ) { + if (len) { // fix absolute position file->filepos += extra_bytes; file->coherent = qfalse; - pack_hash_file( pack, file ); + pack_hash_file(pack, file); // advance pointers, decrement counters file++; @@ -2197,15 +2242,15 @@ static pack_t *load_zip_file( const char *packfile ) { } } - FS_DPrintf( "%s: %u files, %u skipped, %u hash\n", - packfile, pack->num_files, num_files_cd - pack->num_files, pack->hash_size ); + FS_DPrintf("%s: %u files, %u skipped, %u hash\n", + packfile, pack->num_files, num_files_cd - pack->num_files, pack->hash_size); return pack; fail1: - Z_Free( pack ); + Z_Free(pack); fail2: - fclose( fp ); + fclose(fp); return NULL; } #endif @@ -2213,35 +2258,37 @@ fail2: // this is complicated as we need pakXX.pak loaded first, // sorted in numerical order, then the rest of the paks in // alphabetical order, e.g. pak0.pak, pak2.pak, pak17.pak, abc.pak... -static int QDECL pakcmp( const void *p1, const void *p2 ) { - char *s1 = *( char ** )p1; - char *s2 = *( char ** )p2; - - if( !Q_stricmpn( s1, "pak", 3 ) ) { - if( !Q_stricmpn( s2, "pak", 3 ) ) { - unsigned long n1 = strtoul( s1 + 3, &s1, 10 ); - unsigned long n2 = strtoul( s2 + 3, &s2, 10 ); - if( n1 > n2 ) { +static int QDECL pakcmp(const void *p1, const void *p2) +{ + char *s1 = *(char **)p1; + char *s2 = *(char **)p2; + + if (!Q_stricmpn(s1, "pak", 3)) { + if (!Q_stricmpn(s2, "pak", 3)) { + unsigned long n1 = strtoul(s1 + 3, &s1, 10); + unsigned long n2 = strtoul(s2 + 3, &s2, 10); + if (n1 > n2) { return 1; } - if( n1 < n2 ) { + if (n1 < n2) { return -1; } goto alphacmp; } return -1; } - if( !Q_stricmpn( s2, "pak", 3 ) ) { + if (!Q_stricmpn(s2, "pak", 3)) { return 1; } alphacmp: - return Q_stricmp( s1, s2 ); + return Q_stricmp(s1, s2); } // sets fs_gamedir, adds the directory to the head of the path, // then loads and adds pak*.pak, then anything else in alphabethical order. -static void q_printf( 2, 3 ) add_game_dir( unsigned mode, const char *fmt, ... ) { +static void q_printf(2, 3) add_game_dir(unsigned mode, const char *fmt, ...) +{ va_list argptr; searchpath_t *search; pack_t *pack; @@ -2250,24 +2297,24 @@ static void q_printf( 2, 3 ) add_game_dir( unsigned mode, const char *fmt, ... ) char path[MAX_OSPATH]; size_t len; - va_start( argptr, fmt ); - len = Q_vsnprintf( fs_gamedir, sizeof( fs_gamedir ), fmt, argptr ); - va_end( argptr ); + va_start(argptr, fmt); + len = Q_vsnprintf(fs_gamedir, sizeof(fs_gamedir), fmt, argptr); + va_end(argptr); - if( len >= sizeof( fs_gamedir ) ) { - Com_EPrintf( "%s: refusing oversize path\n", __func__ ); + if (len >= sizeof(fs_gamedir)) { + Com_EPrintf("%s: refusing oversize path\n", __func__); return; } #ifdef _WIN32 - FS_ReplaceSeparators( fs_gamedir, '/' ); + FS_ReplaceSeparators(fs_gamedir, '/'); #endif // add the directory to the search path - search = FS_Malloc( sizeof( searchpath_t ) + len ); + search = FS_Malloc(sizeof(searchpath_t) + len); search->mode = mode; search->pack = NULL; - memcpy( search->filename, fs_gamedir, len + 1 ); + memcpy(search->filename, fs_gamedir, len + 1); search->next = fs_searchpaths; fs_searchpaths = search; @@ -2279,38 +2326,38 @@ static void q_printf( 2, 3 ) add_game_dir( unsigned mode, const char *fmt, ... ) // add any pack files count = 0; - Sys_ListFiles_r( fs_gamedir, PAK_EXT, 0, 0, &count, files, 0 ); - if( !count ) { + Sys_ListFiles_r(fs_gamedir, PAK_EXT, 0, 0, &count, files, 0); + if (!count) { return; } - qsort( files, count, sizeof( files[0] ), pakcmp ); + qsort(files, count, sizeof(files[0]), pakcmp); - for( i = 0; i < count; i++ ) { - len = Q_concat( path, sizeof( path ), fs_gamedir, "/", files[i], NULL ); - if( len >= sizeof( path ) ) { - Com_EPrintf( "%s: refusing oversize path\n", __func__ ); + for (i = 0; i < count; i++) { + len = Q_concat(path, sizeof(path), fs_gamedir, "/", files[i], NULL); + if (len >= sizeof(path)) { + Com_EPrintf("%s: refusing oversize path\n", __func__); continue; } #if USE_ZLIB // FIXME: guess packfile type by contents instead? - if( len > 4 && !Q_stricmp( path + len - 4, ".pkz" ) ) - pack = load_zip_file( path ); + if (len > 4 && !Q_stricmp(path + len - 4, ".pkz")) + pack = load_zip_file(path); else #endif - pack = load_pak_file( path ); - if( !pack ) + pack = load_pak_file(path); + if (!pack) continue; - search = FS_Malloc( sizeof( searchpath_t ) ); + search = FS_Malloc(sizeof(searchpath_t)); search->mode = mode; search->filename[0] = 0; - search->pack = pack_get( pack ); + search->pack = pack_get(pack); search->next = fs_searchpaths; - fs_searchpaths = search; + fs_searchpaths = search; } - for( i = 0; i < count; i++ ) { - Z_Free( files[i] ); + for (i = 0; i < count; i++) { + Z_Free(files[i]); } } @@ -2319,34 +2366,36 @@ static void q_printf( 2, 3 ) add_game_dir( unsigned mode, const char *fmt, ... ) FS_CopyInfo ================= */ -file_info_t *FS_CopyInfo( const char *name, size_t size, time_t ctime, time_t mtime ) { +file_info_t *FS_CopyInfo(const char *name, size_t size, time_t ctime, time_t mtime) +{ file_info_t *out; size_t len; - if( !name ) { + if (!name) { return NULL; } - len = strlen( name ); - out = FS_Mallocz( sizeof( *out ) + len ); + len = strlen(name); + out = FS_Mallocz(sizeof(*out) + len); out->size = size; out->ctime = ctime; out->mtime = mtime; - memcpy( out->name, name, len + 1 ); + memcpy(out->name, name, len + 1); return out; } -void **FS_CopyList( void **list, int count ) { +void **FS_CopyList(void **list, int count) +{ void **out; int i; - if( !count ) { + if (!count) { return NULL; } - out = FS_Malloc( sizeof( void * ) * ( count + 1 ) ); - for( i = 0; i < count; i++ ) { + out = FS_Malloc(sizeof(void *) * (count + 1)); + for (i = 0; i < count; i++) { out[i] = list[i]; } out[i] = NULL; @@ -2354,30 +2403,32 @@ void **FS_CopyList( void **list, int count ) { return out; } -qboolean FS_WildCmp( const char *filter, const char *string ) { +qboolean FS_WildCmp(const char *filter, const char *string) +{ do { - if( Com_WildCmpEx( filter, string, ';', qtrue ) ) { + if (Com_WildCmpEx(filter, string, ';', qtrue)) { return qtrue; } - filter = strchr( filter, ';' ); - if( filter ) filter++; - } while( filter ); + filter = strchr(filter, ';'); + if (filter) filter++; + } while (filter); return qfalse; } -qboolean FS_ExtCmp( const char *ext, const char *name ) { +qboolean FS_ExtCmp(const char *ext, const char *name) +{ int c1, c2; const char *e, *n, *l; - if( !name[0] || !ext[0] ) { + if (!name[0] || !ext[0]) { return qfalse; } - for( l = name; l[1]; l++ ) + for (l = name; l[1]; l++) ; - for( e = ext; e[1]; e++ ) + for (e = ext; e[1]; e++) ; rescan: @@ -2386,43 +2437,45 @@ rescan: c1 = *e--; c2 = *n--; - if( c1 == ';' ) { + if (c1 == ';') { break; // matched } - - if( c1 != c2 ) { - c1 = Q_tolower( c1 ); - c2 = Q_tolower( c2 ); - if( c1 != c2 ) { - while( e > ext ) { + + if (c1 != c2) { + c1 = Q_tolower(c1); + c2 = Q_tolower(c2); + if (c1 != c2) { + while (e > ext) { c1 = *e--; - if( c1 == ';' ) { + if (c1 == ';') { goto rescan; } } return qfalse; } } - if( n < name ) { + if (n < name) { return qfalse; } - } while( e >= ext ); + } while (e >= ext); return qtrue; } -static int infocmp( const void *p1, const void *p2 ) { - file_info_t *n1 = *( file_info_t ** )p1; - file_info_t *n2 = *( file_info_t ** )p2; +static int infocmp(const void *p1, const void *p2) +{ + file_info_t *n1 = *(file_info_t **)p1; + file_info_t *n2 = *(file_info_t **)p2; - return FS_pathcmp( n1->name, n2->name ); + return FS_pathcmp(n1->name, n2->name); } -static int alphacmp( const void *p1, const void *p2 ) { - char *s1 = *( char ** )p1; - char *s2 = *( char ** )p2; +static int alphacmp(const void *p1, const void *p2) +{ + char *s1 = *(char **)p1; + char *s2 = *(char **)p2; - return FS_pathcmp( s1, s2 ); + return FS_pathcmp(s1, s2); } /* @@ -2430,10 +2483,10 @@ static int alphacmp( const void *p1, const void *p2 ) { FS_ListFiles ================= */ -void **FS_ListFiles( const char *path, - const char *filter, - unsigned flags, - int *count_p ) +void **FS_ListFiles(const char *path, + const char *filter, + unsigned flags, + int *count_p) { searchpath_t *search; packfile_t *file; @@ -2448,175 +2501,175 @@ void **FS_ListFiles( const char *path, count = 0; valid = -1; - if( !path ) { + if (!path) { path = ""; pathlen = 0; } else { // normalize the path - pathlen = FS_NormalizePathBuffer( normalized, path, sizeof( normalized ) ); - if( pathlen >= sizeof( normalized ) ) { + pathlen = FS_NormalizePathBuffer(normalized, path, sizeof(normalized)); + if (pathlen >= sizeof(normalized)) { goto fail; } path = normalized; } - for( search = fs_searchpaths; search; search = search->next ) { - if( flags & FS_PATH_MASK ) { - if( ( flags & search->mode & FS_PATH_MASK ) == 0 ) { + for (search = fs_searchpaths; search; search = search->next) { + if (flags & FS_PATH_MASK) { + if ((flags & search->mode & FS_PATH_MASK) == 0) { continue; } } - if( search->pack ) { - if( ( flags & FS_TYPE_MASK ) == FS_TYPE_REAL ) { + if (search->pack) { + if ((flags & FS_TYPE_MASK) == FS_TYPE_REAL) { continue; // don't search in paks } // TODO: add directory search support for pak files - if( flags & FS_SEARCH_DIRSONLY ) { + if (flags & FS_SEARCH_DIRSONLY) { continue; } - for( i = 0; i < search->pack->num_files; i++ ) { + for (i = 0; i < search->pack->num_files; i++) { file = &search->pack->files[i]; s = file->name; // check path - if( pathlen ) { - if( file->namelen < pathlen ) { + if (pathlen) { + if (file->namelen < pathlen) { continue; } - if( FS_pathcmpn( s, path, pathlen ) ) { + if (FS_pathcmpn(s, path, pathlen)) { continue; } - if( s[pathlen] != '/' ) { + if (s[pathlen] != '/') { continue; // matched prefix must be a directory } - if( flags & FS_SEARCH_BYFILTER ) { + if (flags & FS_SEARCH_BYFILTER) { s += pathlen + 1; } } // check filter - if( filter ) { - if( flags & FS_SEARCH_BYFILTER ) { - if( !FS_WildCmp( filter, s ) ) { + if (filter) { + if (flags & FS_SEARCH_BYFILTER) { + if (!FS_WildCmp(filter, s)) { continue; } } else { - if( !FS_ExtCmp( filter, s ) ) { + if (!FS_ExtCmp(filter, s)) { continue; } } } // strip path - if( !( flags & FS_SEARCH_SAVEPATH ) ) { - s = COM_SkipPath( s ); + if (!(flags & FS_SEARCH_SAVEPATH)) { + s = COM_SkipPath(s); } // strip extension - if( flags & FS_SEARCH_STRIPEXT ) { - p = COM_FileExtension( s ); - if( *p ) { + if (flags & FS_SEARCH_STRIPEXT) { + p = COM_FileExtension(s); + if (*p) { len = p - s; - s = memcpy( buffer, s, len ); + s = memcpy(buffer, s, len); s[len] = 0; } } - if( !*s ) { + if (!*s) { continue; } // copy info off - if( flags & FS_SEARCH_EXTRAINFO ) { - info = FS_CopyInfo( s, file->filelen, 0, 0 ); + if (flags & FS_SEARCH_EXTRAINFO) { + info = FS_CopyInfo(s, file->filelen, 0, 0); } else { - info = FS_CopyString( s ); + info = FS_CopyString(s); } files[count++] = info; - if( count >= MAX_LISTED_FILES ) { + if (count >= MAX_LISTED_FILES) { break; } } } else { - if( ( flags & FS_TYPE_MASK ) == FS_TYPE_PAK ) { + if ((flags & FS_TYPE_MASK) == FS_TYPE_PAK) { continue; // don't search in filesystem } - len = strlen( search->filename ); + len = strlen(search->filename); - if( pathlen ) { - if( len + pathlen + 1 >= MAX_OSPATH ) { + if (pathlen) { + if (len + pathlen + 1 >= MAX_OSPATH) { continue; } - if( valid == -1 ) { - valid = FS_ValidatePath( path ); + if (valid == -1) { + valid = FS_ValidatePath(path); } - if( valid == 0 ) { + if (valid == 0) { continue; } - s = memcpy( buffer, search->filename, len ); + s = memcpy(buffer, search->filename, len); s[len++] = '/'; - memcpy( s + len, path, pathlen + 1 ); + memcpy(s + len, path, pathlen + 1); } else { s = search->filename; } - if( flags & FS_SEARCH_BYFILTER ) { + if (flags & FS_SEARCH_BYFILTER) { len += pathlen + 1; } - Sys_ListFiles_r( s, filter, flags, len, &count, files, 0 ); + Sys_ListFiles_r(s, filter, flags, len, &count, files, 0); } - if( count >= MAX_LISTED_FILES ) { + if (count >= MAX_LISTED_FILES) { break; } } - if( !count ) { + if (!count) { fail: - if( count_p ) { + if (count_p) { *count_p = 0; } return NULL; } - if( flags & FS_SEARCH_EXTRAINFO ) { + if (flags & FS_SEARCH_EXTRAINFO) { // TODO - qsort( files, count, sizeof( files[0] ), infocmp ); + qsort(files, count, sizeof(files[0]), infocmp); total = count; } else { // sort alphabetically - qsort( files, count, sizeof( files[0] ), alphacmp ); + qsort(files, count, sizeof(files[0]), alphacmp); // remove duplicates total = 1; - for( i = 1; i < count; i++ ) { - if( !FS_pathcmp( files[ i - 1 ], files[i] ) ) { - Z_Free( files[ i - 1 ] ); - files[i-1] = NULL; + for (i = 1; i < count; i++) { + if (!FS_pathcmp(files[i - 1], files[i])) { + Z_Free(files[i - 1]); + files[i - 1] = NULL; } else { total++; } } } - list = FS_Malloc( sizeof( void * ) * ( total + 1 ) ); + list = FS_Malloc(sizeof(void *) * (total + 1)); total = 0; - for( i = 0; i < count; i++ ) { - if( files[i] ) { + for (i = 0; i < count; i++) { + if (files[i]) { list[total++] = files[i]; } } list[total] = NULL; - if( count_p ) { + if (count_p) { *count_p = total; } @@ -2628,60 +2681,63 @@ fail: FS_FreeList ================= */ -void FS_FreeList( void **list ) { +void FS_FreeList(void **list) +{ void **p; - if( !list ) { + if (!list) { return; } - for( p = list; *p; p++ ) { - Z_Free( *p ); + for (p = list; *p; p++) { + Z_Free(*p); } - Z_Free( list ); + Z_Free(list); } -void FS_File_g( const char *path, const char *ext, unsigned flags, genctx_t *ctx ) { +void FS_File_g(const char *path, const char *ext, unsigned flags, genctx_t *ctx) +{ int i, numFiles; void **list; char *s; - list = FS_ListFiles( path, ext, flags, &numFiles ); - if( !list ) { + list = FS_ListFiles(path, ext, flags, &numFiles); + if (!list) { return; } - for( i = 0; i < numFiles; i++ ) { + for (i = 0; i < numFiles; i++) { s = list[i]; - if( ctx->count < ctx->size && !strncmp( s, ctx->partial, ctx->length ) ) { + if (ctx->count < ctx->size && !strncmp(s, ctx->partial, ctx->length)) { ctx->matches[ctx->count++] = s; } else { - Z_Free( s ); + Z_Free(s); } } - Z_Free( list ); + Z_Free(list); } -static void print_file_list( const char *path, const char *ext, unsigned flags ) { +static void print_file_list(const char *path, const char *ext, unsigned flags) +{ void **list; int i, listed, total; - list = FS_ListFiles( path, ext, flags, &total ); + list = FS_ListFiles(path, ext, flags, &total); // don't list too many files to avoid console spam listed = total > 128 ? 128 : total; - for( i = 0; i < listed; i++ ) { - Com_Printf( "%s\n", ( char * )list[i] ); + for (i = 0; i < listed; i++) { + Com_Printf("%s\n", (char *)list[i]); } - FS_FreeList( list ); + FS_FreeList(list); - if( listed == total ) { - Com_Printf( "%i files listed\n", listed ); + if (listed == total) { + Com_Printf("%i files listed\n", listed); } else { - Com_Printf( "%i files listed (%d files more)\n", listed, total - listed ); + Com_Printf("%i files listed (%d files more)\n", listed, total - listed); } } @@ -2690,23 +2746,24 @@ static void print_file_list( const char *path, const char *ext, unsigned flags ) FS_FDir_f ============ */ -static void FS_FDir_f( void ) { +static void FS_FDir_f(void) +{ unsigned flags; char *filter; - if( Cmd_Argc() < 2 ) { - Com_Printf( "Usage: %s <filter> [full_path]\n", Cmd_Argv( 0 ) ); + if (Cmd_Argc() < 2) { + Com_Printf("Usage: %s <filter> [full_path]\n", Cmd_Argv(0)); return; } - filter = Cmd_Argv( 1 ); + filter = Cmd_Argv(1); flags = FS_SEARCH_BYFILTER; - if( Cmd_Argc() > 2 ) { + if (Cmd_Argc() > 2) { flags |= FS_SEARCH_SAVEPATH; } - print_file_list( NULL, filter, flags ); + print_file_list(NULL, filter, flags); } /* @@ -2714,22 +2771,23 @@ static void FS_FDir_f( void ) { FS_Dir_f ============ */ -static void FS_Dir_f( void ) { +static void FS_Dir_f(void) +{ char *path, *ext; - if( Cmd_Argc() < 2 ) { - Com_Printf( "Usage: %s <directory> [.extension]\n", Cmd_Argv( 0 ) ); + if (Cmd_Argc() < 2) { + Com_Printf("Usage: %s <directory> [.extension]\n", Cmd_Argv(0)); return; } - path = Cmd_Argv( 1 ); - if( Cmd_Argc() > 2 ) { - ext = Cmd_Argv( 2 ); + path = Cmd_Argv(1); + if (Cmd_Argc() > 2) { + ext = Cmd_Argv(2); } else { ext = NULL; } - print_file_list( path, ext, 0 ); + print_file_list(path, ext, 0); } /* @@ -2739,7 +2797,8 @@ FS_WhereIs_f Verbosely looks up a filename with exactly the same logic as open_file_read. ============ */ -static void FS_WhereIs_f( void ) { +static void FS_WhereIs_f(void) +{ char normalized[MAX_OSPATH], fullpath[MAX_OSPATH]; searchpath_t *search; pack_t *pak; @@ -2752,123 +2811,123 @@ static void FS_WhereIs_f( void ) { size_t len, namelen; qboolean report_all; - if( Cmd_Argc() < 2 ) { - Com_Printf( "Usage: %s <path> [all]\n", Cmd_Argv( 0 ) ); + if (Cmd_Argc() < 2) { + Com_Printf("Usage: %s <path> [all]\n", Cmd_Argv(0)); return; } // normalize path - namelen = FS_NormalizePathBuffer( normalized, Cmd_Argv( 1 ), MAX_OSPATH ); - if( namelen >= MAX_OSPATH ) { - Com_Printf( "Refusing to lookup oversize path.\n" ); + namelen = FS_NormalizePathBuffer(normalized, Cmd_Argv(1), MAX_OSPATH); + if (namelen >= MAX_OSPATH) { + Com_Printf("Refusing to lookup oversize path.\n"); return; } // expand symlinks - link = expand_links( normalized, &namelen ); - if( link ) { - if( namelen >= MAX_OSPATH ) { - Com_Printf( "Oversize symbolic link ('%s --> '%s').\n", - link->name, link->target ); + link = expand_links(normalized, &namelen); + if (link) { + if (namelen >= MAX_OSPATH) { + Com_Printf("Oversize symbolic link ('%s --> '%s').\n", + link->name, link->target); return; } - Com_Printf( "Symbolic link ('%s' --> '%s') in effect.\n", - link->name, link->target ); + Com_Printf("Symbolic link ('%s' --> '%s') in effect.\n", + link->name, link->target); } // reject empty paths - if( namelen == 0 ) { - Com_Printf( "Refusing to lookup empty path.\n" ); + if (namelen == 0) { + Com_Printf("Refusing to lookup empty path.\n"); return; } // warn about non-standard path length - if( namelen >= MAX_QPATH ) { - Com_Printf( "Not searching for '%s' in pack files " - "since path length exceedes %d characters.\n", - normalized, MAX_QPATH - 1 ); + if (namelen >= MAX_QPATH) { + Com_Printf("Not searching for '%s' in pack files " + "since path length exceedes %d characters.\n", + normalized, MAX_QPATH - 1); } report_all = Cmd_Argc() >= 3; total = 0; - hash = FS_HashPath( normalized, 0 ); + hash = FS_HashPath(normalized, 0); valid = -1; // not yet checked // search through the path, one element at a time - for( search = fs_searchpaths; search; search = search->next ) { - // is the element a pak file? - if( search->pack ) { - // don't bother searching in paks if length exceedes MAX_QPATH - if( namelen >= MAX_QPATH ) { + for (search = fs_searchpaths; search; search = search->next) { + // is the element a pak file? + if (search->pack) { + // don't bother searching in paks if length exceedes MAX_QPATH + if (namelen >= MAX_QPATH) { continue; } - // look through all the pak file elements + // look through all the pak file elements pak = search->pack; - entry = pak->file_hash[ hash & ( pak->hash_size - 1 ) ]; - for( ; entry; entry = entry->hash_next ) { - if( entry->namelen != namelen ) { + entry = pak->file_hash[hash & (pak->hash_size - 1)]; + for (; entry; entry = entry->hash_next) { + if (entry->namelen != namelen) { continue; } - if( !FS_pathcmp( entry->name, normalized ) ) { + if (!FS_pathcmp(entry->name, normalized)) { // found it! - Com_Printf( "%s/%s (%"PRIz" bytes)\n", pak->filename, - normalized, entry->filelen ); - if( !report_all ) { + Com_Printf("%s/%s (%"PRIz" bytes)\n", pak->filename, + normalized, entry->filelen); + if (!report_all) { return; } total++; } } } else { - if( valid == -1 ) { - valid = FS_ValidatePath( normalized ); - if( !valid ) { - // warn about invalid path - Com_Printf( "Not searching for '%s' in physical file " - "system since path contains invalid characters.\n", - normalized ); + if (valid == -1) { + valid = FS_ValidatePath(normalized); + if (!valid) { + // warn about invalid path + Com_Printf("Not searching for '%s' in physical file " + "system since path contains invalid characters.\n", + normalized); } } - if( valid == 0 ) { + if (valid == 0) { continue; } - // check a file in the directory tree - len = Q_concat( fullpath, MAX_OSPATH, - search->filename, "/", normalized, NULL ); - if( len >= MAX_OSPATH ) { - Com_WPrintf( "Full path length '%s/%s' exceeded %d characters.\n", - search->filename, normalized, MAX_OSPATH - 1 ); - if( !report_all ) { + // check a file in the directory tree + len = Q_concat(fullpath, MAX_OSPATH, + search->filename, "/", normalized, NULL); + if (len >= MAX_OSPATH) { + Com_WPrintf("Full path length '%s/%s' exceeded %d characters.\n", + search->filename, normalized, MAX_OSPATH - 1); + if (!report_all) { return; } continue; } - ret = Sys_GetPathInfo( fullpath, &info ); - if( !ret ) { - Com_Printf( "%s (%"PRIz" bytes)\n", fullpath, info.size ); - if( !report_all ) { + ret = Sys_GetPathInfo(fullpath, &info); + if (!ret) { + Com_Printf("%s (%"PRIz" bytes)\n", fullpath, info.size); + if (!report_all) { return; } total++; - } else if( ret != Q_ERR_NOENT ) { - Com_EPrintf( "Couldn't get info on '%s': %s\n", - fullpath, Q_ErrorString( ret ) ); - if( !report_all ) { + } else if (ret != Q_ERR_NOENT) { + Com_EPrintf("Couldn't get info on '%s': %s\n", + fullpath, Q_ErrorString(ret)); + if (!report_all) { return; } } } } - if( total ) { - Com_Printf( "%d instances of %s\n", total, normalized ); + if (total) { + Com_Printf("%d instances of %s\n", total, normalized); } else { - Com_Printf( "%s was not found\n", normalized ); + Com_Printf("%s was not found\n", normalized); } } @@ -2877,34 +2936,35 @@ static void FS_WhereIs_f( void ) { FS_Path_f ============ */ -static void FS_Path_f( void ) { +static void FS_Path_f(void) +{ searchpath_t *s; int numFilesInPAK = 0; #if USE_ZLIB int numFilesInZIP = 0; #endif - Com_Printf( "Current search path:\n" ); - for( s = fs_searchpaths; s; s = s->next ) { - if( s->pack ) { + Com_Printf("Current search path:\n"); + for (s = fs_searchpaths; s; s = s->next) { + if (s->pack) { #if USE_ZLIB - if( s->pack->type == FS_ZIP ) + if (s->pack->type == FS_ZIP) numFilesInZIP += s->pack->num_files; else #endif numFilesInPAK += s->pack->num_files; - Com_Printf( "%s (%i files)\n", s->pack->filename, s->pack->num_files ); + Com_Printf("%s (%i files)\n", s->pack->filename, s->pack->num_files); } else { - Com_Printf( "%s\n", s->filename ); + Com_Printf("%s\n", s->filename); } } - if( numFilesInPAK ) { - Com_Printf( "%i files in PAK files\n", numFilesInPAK ); + if (numFilesInPAK) { + Com_Printf("%i files in PAK files\n", numFilesInPAK); } #if USE_ZLIB - if( numFilesInZIP ) { - Com_Printf( "%i files in PKZ files\n", numFilesInZIP ); + if (numFilesInZIP) { + Com_Printf("%i files in PKZ files\n", numFilesInZIP); } #endif } @@ -2915,7 +2975,8 @@ static void FS_Path_f( void ) { FS_Stats_f ================ */ -static void FS_Stats_f( void ) { +static void FS_Stats_f(void) +{ searchpath_t *path; pack_t *pack, *maxpack = NULL; packfile_t *file, *max = NULL; @@ -2924,19 +2985,19 @@ static void FS_Stats_f( void ) { int totalHashSize, totalLen; totalHashSize = totalLen = 0; - for( path = fs_searchpaths; path; path = path->next ) { - if( !( pack = path->pack ) ) { + for (path = fs_searchpaths; path; path = path->next) { + if (!(pack = path->pack)) { continue; } - for( i = 0; i < pack->hash_size; i++ ) { - if( !( file = pack->file_hash[i] ) ) { + for (i = 0; i < pack->hash_size; i++) { + if (!(file = pack->file_hash[i])) { continue; } len = 0; - for( ; file ; file = file->hash_next ) { + for (; file; file = file->hash_next) { len++; } - if( maxLen < len ) { + if (maxLen < len) { max = pack->file_hash[i]; maxpack = pack; maxLen = len; @@ -2947,53 +3008,57 @@ static void FS_Stats_f( void ) { //totalHashSize += pack->hash_size; } - Com_Printf( "Total calls to OpenFileRead: %d\n", fs_count_read ); - Com_Printf( "Total path comparsions: %d\n", fs_count_strcmp ); - Com_Printf( "Total calls to fopen: %d\n", fs_count_open ); + Com_Printf("Total calls to OpenFileRead: %d\n", fs_count_read); + Com_Printf("Total path comparsions: %d\n", fs_count_strcmp); + Com_Printf("Total calls to fopen: %d\n", fs_count_open); - if( !totalHashSize ) { - Com_Printf( "No stats to display\n" ); + if (!totalHashSize) { + Com_Printf("No stats to display\n"); return; } - Com_Printf( "Maximum hash bucket length is %d, average is %.2f\n", maxLen, ( float )totalLen / totalHashSize ); - if( max ) { - Com_Printf( "Dumping longest bucket (%s):\n", maxpack->filename ); - for( file = max; file ; file = file->hash_next ) { - Com_Printf( "%s\n", file->name ); + Com_Printf("Maximum hash bucket length is %d, average is %.2f\n", maxLen, (float)totalLen / totalHashSize); + if (max) { + Com_Printf("Dumping longest bucket (%s):\n", maxpack->filename); + for (file = max; file; file = file->hash_next) { + Com_Printf("%s\n", file->name); } } } #endif // _DEBUG -static void FS_Link_g( genctx_t *ctx ) { +static void FS_Link_g(genctx_t *ctx) +{ symlink_t *link; - for( link = fs_links; link; link = link->next ) { - if( !Prompt_AddMatch( ctx, link->name ) ) { + for (link = fs_links; link; link = link->next) { + if (!Prompt_AddMatch(ctx, link->name)) { break; } } } -static void FS_Link_c( genctx_t *ctx, int argnum ) { - if( argnum == 1 ) { - FS_Link_g( ctx ); +static void FS_Link_c(genctx_t *ctx, int argnum) +{ + if (argnum == 1) { + FS_Link_g(ctx); } } -static void free_all_links( void ) { +static void free_all_links(void) +{ symlink_t *link, *next; - for( link = fs_links; link; link = next ) { + for (link = fs_links; link; link = next) { next = link->next; - Z_Free( link->target ); - Z_Free( link ); + Z_Free(link->target); + Z_Free(link); } fs_links = NULL; } -static void FS_UnLink_f( void ) { +static void FS_UnLink_f(void) +{ static const cmd_option_t options[] = { { "a", "all", "delete all links" }, { "h", "help", "display this message" }, @@ -3003,16 +3068,16 @@ static void FS_UnLink_f( void ) { char *name; int c; - while( ( c = Cmd_ParseOptions( options ) ) != -1 ) { - switch( c ) { + while ((c = Cmd_ParseOptions(options)) != -1) { + switch (c) { case 'h': - Cmd_PrintUsage( options, "<name>" ); - Com_Printf( "Deletes a symbolic link with the specified name." ); - Cmd_PrintHelp( options ); + Cmd_PrintUsage(options, "<name>"); + Com_Printf("Deletes a symbolic link with the specified name."); + Cmd_PrintHelp(options); return; case 'a': free_all_links(); - Com_Printf( "Deleted all symbolic links.\n" ); + Com_Printf("Deleted all symbolic links.\n"); return; default: return; @@ -3020,29 +3085,30 @@ static void FS_UnLink_f( void ) { } name = cmd_optarg; - if( !name[0] ) { - Com_Printf( "Missing name argument.\n" ); + if (!name[0]) { + Com_Printf("Missing name argument.\n"); Cmd_PrintHint(); return; } - for( link = fs_links, next_p = &fs_links; link; link = link->next ) { - if( !FS_pathcmp( link->name, name ) ) { + for (link = fs_links, next_p = &fs_links; link; link = link->next) { + if (!FS_pathcmp(link->name, name)) { break; } next_p = &link->next; } - if( !link ) { - Com_Printf( "Symbolic link '%s' does not exist.\n", name ); + if (!link) { + Com_Printf("Symbolic link '%s' does not exist.\n", name); return; } *next_p = link->next; - Z_Free( link->target ); - Z_Free( link ); + Z_Free(link->target); + Z_Free(link); } -static void FS_Link_f( void ) { +static void FS_Link_f(void) +{ int argc, count; symlink_t *link; size_t namelen, targlen; @@ -3050,129 +3116,134 @@ static void FS_Link_f( void ) { char target[MAX_OSPATH]; argc = Cmd_Argc(); - if( argc == 1 ) { - for( link = fs_links, count = 0; link; link = link->next, count++ ) { - Com_Printf( "%s --> %s\n", link->name, link->target ); + if (argc == 1) { + for (link = fs_links, count = 0; link; link = link->next, count++) { + Com_Printf("%s --> %s\n", link->name, link->target); } - Com_Printf( "------------------\n" - "%d symbolic links listed.\n", count ); + Com_Printf("------------------\n" + "%d symbolic links listed.\n", count); return; } - if( argc != 3 ) { - Com_Printf( "Usage: %s <name> <target>\n" - "Creates symbolic link to target with the specified name.\n" - "Virtual quake paths are accepted.\n" - "Links are effective only for reading.\n", - Cmd_Argv( 0 ) ); + if (argc != 3) { + Com_Printf("Usage: %s <name> <target>\n" + "Creates symbolic link to target with the specified name.\n" + "Virtual quake paths are accepted.\n" + "Links are effective only for reading.\n", + Cmd_Argv(0)); return; } - namelen = FS_NormalizePathBuffer( name, Cmd_Argv( 1 ), sizeof( name ) ); - if( namelen == 0 || namelen >= sizeof( name ) ) { - Com_Printf( "Invalid symbolic link name.\n" ); + namelen = FS_NormalizePathBuffer(name, Cmd_Argv(1), sizeof(name)); + if (namelen == 0 || namelen >= sizeof(name)) { + Com_Printf("Invalid symbolic link name.\n"); return; } - targlen = FS_NormalizePathBuffer( target, Cmd_Argv( 2 ), sizeof( target ) ); - if( targlen == 0 || targlen >= sizeof( target ) ) { - Com_Printf( "Invalid symbolic link target.\n" ); + targlen = FS_NormalizePathBuffer(target, Cmd_Argv(2), sizeof(target)); + if (targlen == 0 || targlen >= sizeof(target)) { + Com_Printf("Invalid symbolic link target.\n"); return; } // search for existing link with this name - for( link = fs_links; link; link = link->next ) { - if( !FS_pathcmp( link->name, name ) ) { - Z_Free( link->target ); + for (link = fs_links; link; link = link->next) { + if (!FS_pathcmp(link->name, name)) { + Z_Free(link->target); goto update; } } // create new link - link = FS_Malloc( sizeof( *link ) + namelen ); - memcpy( link->name, name, namelen + 1 ); + link = FS_Malloc(sizeof(*link) + namelen); + memcpy(link->name, name, namelen + 1); link->namelen = namelen; link->next = fs_links; fs_links = link; update: - link->target = FS_CopyString( target ); + link->target = FS_CopyString(target); link->targlen = targlen; } -static void free_search_path( searchpath_t *path ) { - pack_put( path->pack ); - Z_Free( path ); +static void free_search_path(searchpath_t *path) +{ + pack_put(path->pack); + Z_Free(path); } -static void free_all_paths( void ) { +static void free_all_paths(void) +{ searchpath_t *path, *next; - for( path = fs_searchpaths; path; path = next ) { + for (path = fs_searchpaths; path; path = next) { next = path->next; - free_search_path( path ); + free_search_path(path); } fs_searchpaths = NULL; } -static void free_game_paths( void ) { +static void free_game_paths(void) +{ searchpath_t *path, *next; - for( path = fs_searchpaths; path != fs_base_searchpaths; path = next ) { + for (path = fs_searchpaths; path != fs_base_searchpaths; path = next) { next = path->next; - free_search_path( path ); + free_search_path(path); } fs_searchpaths = fs_base_searchpaths; } -static void setup_base_paths( void ) { +static void setup_base_paths(void) +{ // base paths have both BASE and GAME bits set by default // the GAME bit will be removed once gamedir is set, // and will be put back once gamedir is reset to basegame - add_game_dir( FS_PATH_BASE|FS_PATH_GAME, "%s/"BASEGAME, sys_basedir->string ); + add_game_dir(FS_PATH_BASE | FS_PATH_GAME, "%s/"BASEGAME, sys_basedir->string); fs_base_searchpaths = fs_searchpaths; } // Sets the gamedir and path to a different directory. -static void setup_game_paths( void ) { +static void setup_game_paths(void) +{ searchpath_t *path; - if( fs_game->string[0] ) { + if (fs_game->string[0]) { // add system path first - add_game_dir( FS_PATH_GAME, "%s/%s", sys_basedir->string, fs_game->string ); + add_game_dir(FS_PATH_GAME, "%s/%s", sys_basedir->string, fs_game->string); // home paths override system paths - if( sys_homedir->string[0] ) { - add_game_dir( FS_PATH_BASE, "%s/"BASEGAME, sys_homedir->string ); - add_game_dir( FS_PATH_GAME, "%s/%s", sys_homedir->string, fs_game->string ); + if (sys_homedir->string[0]) { + add_game_dir(FS_PATH_BASE, "%s/"BASEGAME, sys_homedir->string); + add_game_dir(FS_PATH_GAME, "%s/%s", sys_homedir->string, fs_game->string); } // remove the game bit from base paths - for( path = fs_base_searchpaths; path; path = path->next ) { + for (path = fs_base_searchpaths; path; path = path->next) { path->mode &= ~FS_PATH_GAME; } // this var is set for compatibility with server browsers, etc - Cvar_FullSet( "gamedir", fs_game->string, CVAR_ROM|CVAR_SERVERINFO, FROM_CODE ); + Cvar_FullSet("gamedir", fs_game->string, CVAR_ROM | CVAR_SERVERINFO, FROM_CODE); } else { - if( sys_homedir->string[0] ) { - add_game_dir( FS_PATH_BASE|FS_PATH_GAME, - "%s/"BASEGAME, sys_homedir->string ); + if (sys_homedir->string[0]) { + add_game_dir(FS_PATH_BASE | FS_PATH_GAME, + "%s/"BASEGAME, sys_homedir->string); } // add the game bit to base paths - for( path = fs_base_searchpaths; path; path = path->next ) { + for (path = fs_base_searchpaths; path; path = path->next) { path->mode |= FS_PATH_GAME; } - Cvar_FullSet( "gamedir", "", CVAR_ROM, FROM_CODE ); + Cvar_FullSet("gamedir", "", CVAR_ROM, FROM_CODE); } // this var is used by the game library to find it's home directory - Cvar_FullSet( "fs_gamedir", fs_gamedir, CVAR_ROM, FROM_CODE ); + Cvar_FullSet("fs_gamedir", fs_gamedir, CVAR_ROM, FROM_CODE); } /* @@ -3182,10 +3253,11 @@ FS_Restart Unless total is true, reloads paks only up to base dir ================ */ -void FS_Restart( qboolean total ) { - Com_Printf( "----- FS_Restart -----\n" ); - - if( total ) { +void FS_Restart(qboolean total) +{ + Com_Printf("----- FS_Restart -----\n"); + + if (total) { // perform full reset free_all_paths(); setup_base_paths(); @@ -3198,21 +3270,22 @@ void FS_Restart( qboolean total ) { FS_Path_f(); - Com_Printf( "----------------------\n" ); + Com_Printf("----------------------\n"); } /* ============ FS_Restart_f - + Console command to fully re-start the file system. ============ */ -static void FS_Restart_f( void ) { +static void FS_Restart_f(void) +{ #if USE_CLIENT - CL_RestartFilesystem( qtrue ); + CL_RestartFilesystem(qtrue); #else - FS_Restart( qtrue ); + FS_Restart(qtrue); #endif } @@ -3236,19 +3309,20 @@ static const cmdreg_t c_fs[] = { FS_Shutdown ================ */ -void FS_Shutdown( void ) { +void FS_Shutdown(void) +{ file_t *file; int i; - if( !fs_searchpaths ) { + if (!fs_searchpaths) { return; } // close file handles - for( i = 0, file = fs_files; i < MAX_FILE_HANDLES; i++, file++ ) { - if( file->type != FS_FREE ) { - Com_WPrintf( "%s: closing handle %d\n", __func__, i + 1 ); - FS_FCloseFile( i + 1 ); + for (i = 0, file = fs_files; i < MAX_FILE_HANDLES; i++, file++) { + if (file->type != FS_FREE) { + Com_WPrintf("%s: closing handle %d\n", __func__, i + 1); + FS_FCloseFile(i + 1); } } @@ -3259,33 +3333,34 @@ void FS_Shutdown( void ) { free_all_paths(); #if USE_ZLIB - inflateEnd( &fs_zipstream.stream ); + inflateEnd(&fs_zipstream.stream); #endif - Z_LeakTest( TAG_FILESYSTEM ); + Z_LeakTest(TAG_FILESYSTEM); - Cmd_Deregister( c_fs ); + Cmd_Deregister(c_fs); } // this is called when local server starts up and gets it's latched variables, // client receives a serverdata packet, or user changes the game by hand while // disconnected -static void fs_game_changed( cvar_t *self ) { +static void fs_game_changed(cvar_t *self) +{ char *s = self->string; qerror_t ret; // validate it - if( *s ) { - if( !Q_stricmp( s, BASEGAME ) ) { - Cvar_Reset( self ); - } else if( !COM_IsPath( s ) ) { - Com_Printf( "'%s' should contain characters [A-Za-z0-9_-] only.\n", self->name ); - Cvar_Reset( self ); + if (*s) { + if (!Q_stricmp(s, BASEGAME)) { + Cvar_Reset(self); + } else if (!COM_IsPath(s)) { + Com_Printf("'%s' should contain characters [A-Za-z0-9_-] only.\n", self->name); + Cvar_Reset(self); } } // check for the first time startup - if( !fs_base_searchpaths ) { + if (!fs_base_searchpaths) { // start up with baseq2 by default setup_base_paths(); @@ -3298,15 +3373,15 @@ static void fs_game_changed( cvar_t *self ) { // otherwise, restart the filesystem #if USE_CLIENT - CL_RestartFilesystem( qfalse ); + CL_RestartFilesystem(qfalse); #else - FS_Restart( qfalse ); + FS_Restart(qfalse); #endif // exec autoexec.cfg (must be a real file within the game directory) - ret = Cmd_ExecuteFile( COM_AUTOEXECCFG_NAME, FS_TYPE_REAL|FS_PATH_GAME ); - if( ret && ret != Q_ERR_NOENT ) { - Com_WPrintf( "Couldn't exec %s: %s\n", COM_AUTOEXECCFG_NAME, Q_ErrorString( ret ) ); + ret = Cmd_ExecuteFile(COM_AUTOEXECCFG_NAME, FS_TYPE_REAL | FS_PATH_GAME); + if (ret && ret != Q_ERR_NOENT) { + Com_WPrintf("Couldn't exec %s: %s\n", COM_AUTOEXECCFG_NAME, Q_ErrorString(ret)); } } @@ -3315,20 +3390,21 @@ static void fs_game_changed( cvar_t *self ) { FS_Init ================ */ -void FS_Init( void ) { - Com_Printf( "------- FS_Init -------\n" ); +void FS_Init(void) +{ + Com_Printf("------- FS_Init -------\n"); - Cmd_Register( c_fs ); + Cmd_Register(c_fs); #ifdef _DEBUG - fs_debug = Cvar_Get( "fs_debug", "0", 0 ); + fs_debug = Cvar_Get("fs_debug", "0", 0); #endif // get the game cvar and start the filesystem - fs_game = Cvar_Get( "game", DEFGAME, CVAR_LATCH|CVAR_SERVERINFO ); + fs_game = Cvar_Get("game", DEFGAME, CVAR_LATCH | CVAR_SERVERINFO); fs_game->changed = fs_game_changed; - fs_game_changed( fs_game ); + fs_game_changed(fs_game); - Com_Printf( "-----------------------\n" ); + Com_Printf("-----------------------\n"); } |