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207 lines
7.3 KiB
207 lines
7.3 KiB
/* |
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filesystem.h - engine FS |
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Copyright (C) 2007 Uncle Mike |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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*/ |
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#ifndef FILESYSTEM_INTERNAL_H |
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#define FILESYSTEM_INTERNAL_H |
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#include "xash3d_types.h" |
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#include "filesystem.h" |
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#ifdef __cplusplus |
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extern "C" |
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{ |
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#endif |
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typedef struct zip_s zip_t; |
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typedef struct pack_s pack_t; |
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typedef struct wfile_s wfile_t; |
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#define FILE_BUFF_SIZE (2048) |
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struct file_s |
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{ |
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int handle; // file descriptor |
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int ungetc; // single stored character from ungetc, cleared to EOF when read |
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fs_offset_t real_length; // uncompressed file size (for files opened in "read" mode) |
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fs_offset_t position; // current position in the file |
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fs_offset_t offset; // offset into the package (0 if external file) |
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time_t filetime; // pak, wad or real filetime |
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// contents buffer |
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fs_offset_t buff_ind, buff_len; // buffer current index and length |
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byte buff[FILE_BUFF_SIZE]; // intermediate buffer |
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#ifdef XASH_REDUCE_FD |
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const char *backup_path; |
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fs_offset_t backup_position; |
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uint backup_options; |
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#endif |
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}; |
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enum |
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{ |
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SEARCHPATH_PLAIN = 0, |
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SEARCHPATH_PAK, |
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SEARCHPATH_WAD, |
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SEARCHPATH_ZIP |
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}; |
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typedef struct stringlist_s |
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{ |
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// maxstrings changes as needed, causing reallocation of strings[] array |
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int maxstrings; |
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int numstrings; |
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char **strings; |
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} stringlist_t; |
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typedef struct searchpath_s |
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{ |
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string filename; |
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int type; |
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int flags; |
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union |
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{ |
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pack_t *pack; |
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wfile_t *wad; |
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zip_t *zip; |
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}; |
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struct searchpath_s *next; |
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} searchpath_t; |
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extern fs_globals_t FI; |
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extern searchpath_t *fs_searchpaths; |
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extern poolhandle_t fs_mempool; |
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extern fs_interface_t g_engfuncs; |
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extern qboolean fs_ext_path; |
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extern char fs_rodir[MAX_SYSPATH]; |
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extern char fs_rootdir[MAX_SYSPATH]; |
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extern char fs_writedir[MAX_SYSPATH]; |
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#define GI FI.GameInfo |
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#define Mem_Malloc( pool, size ) g_engfuncs._Mem_Alloc( pool, size, false, __FILE__, __LINE__ ) |
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#define Mem_Calloc( pool, size ) g_engfuncs._Mem_Alloc( pool, size, true, __FILE__, __LINE__ ) |
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#define Mem_Realloc( pool, ptr, size ) g_engfuncs._Mem_Realloc( pool, ptr, size, true, __FILE__, __LINE__ ) |
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#define Mem_Free( mem ) g_engfuncs._Mem_Free( mem, __FILE__, __LINE__ ) |
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#define Mem_AllocPool( name ) g_engfuncs._Mem_AllocPool( name, __FILE__, __LINE__ ) |
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#define Mem_FreePool( pool ) g_engfuncs._Mem_FreePool( pool, __FILE__, __LINE__ ) |
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#define Con_Printf (*g_engfuncs._Con_Printf) |
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#define Con_DPrintf (*g_engfuncs._Con_DPrintf) |
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#define Con_Reportf (*g_engfuncs._Con_Reportf) |
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#define Sys_Error (*g_engfuncs._Sys_Error) |
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// |
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// filesystem.c |
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// |
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qboolean FS_InitStdio( qboolean caseinsensitive, const char *rootdir, const char *basedir, const char *gamedir, const char *rodir ); |
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void FS_ShutdownStdio( void ); |
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// search path utils |
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void FS_Rescan( void ); |
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void FS_ClearSearchPath( void ); |
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void FS_AllowDirectPaths( qboolean enable ); |
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void FS_AddGameDirectory( const char *dir, uint flags ); |
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void FS_AddGameHierarchy( const char *dir, uint flags ); |
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search_t *FS_Search( const char *pattern, int caseinsensitive, int gamedironly ); |
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int FS_SetCurrentDirectory( const char *path ); |
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void FS_Path_f( void ); |
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// gameinfo utils |
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void FS_LoadGameInfo( const char *rootfolder ); |
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// file ops |
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file_t *FS_Open( const char *filepath, const char *mode, qboolean gamedironly ); |
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fs_offset_t FS_Write( file_t *file, const void *data, size_t datasize ); |
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fs_offset_t FS_Read( file_t *file, void *buffer, size_t buffersize ); |
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int FS_Seek( file_t *file, fs_offset_t offset, int whence ); |
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fs_offset_t FS_Tell( file_t *file ); |
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qboolean FS_Eof( file_t *file ); |
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int FS_Flush( file_t *file ); |
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int FS_Close( file_t *file ); |
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int FS_Gets( file_t *file, byte *string, size_t bufsize ); |
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int FS_UnGetc( file_t *file, byte c ); |
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int FS_Getc( file_t *file ); |
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int FS_VPrintf( file_t *file, const char *format, va_list ap ); |
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int FS_Printf( file_t *file, const char *format, ... ) _format( 2 ); |
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int FS_Print( file_t *file, const char *msg ); |
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fs_offset_t FS_FileLength( file_t *f ); |
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qboolean FS_FileCopy( file_t *pOutput, file_t *pInput, int fileSize ); |
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// file buffer ops |
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byte *FS_LoadFile( const char *path, fs_offset_t *filesizeptr, qboolean gamedironly ); |
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byte *FS_LoadDirectFile( const char *path, fs_offset_t *filesizeptr ); |
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qboolean FS_WriteFile( const char *filename, const void *data, fs_offset_t len ); |
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// file hashing |
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qboolean CRC32_File( dword *crcvalue, const char *filename ); |
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qboolean MD5_HashFile( byte digest[16], const char *pszFileName, uint seed[4] ); |
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// filesystem ops |
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int FS_FileExists( const char *filename, int gamedironly ); |
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int FS_FileTime( const char *filename, qboolean gamedironly ); |
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fs_offset_t FS_FileSize( const char *filename, qboolean gamedironly ); |
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qboolean FS_Rename( const char *oldname, const char *newname ); |
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qboolean FS_Delete( const char *path ); |
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qboolean FS_SysFileExists( const char *path, qboolean casesensitive ); |
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const char *FS_GetDiskPath( const char *name, qboolean gamedironly ); |
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void stringlistappend( stringlist_t *list, char *text ); |
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void FS_CreatePath( char *path ); |
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qboolean FS_SysFolderExists( const char *path ); |
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file_t *FS_OpenReadFile( const char *filename, const char *mode, qboolean gamedironly ); |
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int FS_SysFileTime( const char *filename ); |
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file_t *FS_OpenHandle( const char *syspath, int handle, fs_offset_t offset, fs_offset_t len ); |
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file_t *FS_SysOpen( const char *filepath, const char *mode ); |
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const char *FS_FixFileCase( const char *path ); |
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searchpath_t *FS_FindFile( const char *name, int *index, qboolean gamedironly ); |
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// |
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// pak.c |
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// |
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int FS_FileTimePAK( pack_t *pack ); |
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int FS_FindFilePAK( pack_t *pack, const char *name ); |
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void FS_PrintPAKInfo( char *dst, size_t size, pack_t *pack ); |
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void FS_ClosePAK( pack_t *pack ); |
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void FS_SearchPAK( stringlist_t *list, pack_t *pack, const char *pattern ); |
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file_t *FS_OpenPackedFile( pack_t *pack, int pack_ind ); |
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qboolean FS_AddPak_Fullpath( const char *pakfile, qboolean *already_loaded, int flags ); |
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// |
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// wad.c |
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// |
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int FS_FileTimeWAD( wfile_t *wad ); |
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int FS_FindFileWAD( wfile_t *wad, const char *name ); |
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void FS_PrintWADInfo( char *dst, size_t size, wfile_t *wad ); |
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void FS_CloseWAD( wfile_t *wad ); |
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void FS_SearchWAD( stringlist_t *list, wfile_t *wad, const char *pattern ); |
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byte *FS_LoadWADFile( const char *path, fs_offset_t *sizeptr, qboolean gamedironly ); |
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qboolean FS_AddWad_Fullpath( const char *wadfile, qboolean *already_loaded, int flags ); |
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// |
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// zip.c |
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// |
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int FS_FileTimeZIP( zip_t *zip ); |
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int FS_FindFileZIP( zip_t *zip, const char *name ); |
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void FS_PrintZIPInfo( char *dst, size_t size, zip_t *zip ); |
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void FS_CloseZIP( zip_t *zip ); |
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void FS_SearchZIP( stringlist_t *list, zip_t *zip, const char *pattern ); |
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byte *FS_LoadZIPFile( const char *path, fs_offset_t *sizeptr, qboolean gamedironly ); |
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file_t *FS_OpenZipFile( zip_t *zip, int pack_ind ); |
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qboolean FS_AddZip_Fullpath( const char *zipfile, qboolean *already_loaded, int flags ); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif // FILESYSTEM_INTERNAL_H
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