mirror of
https://github.com/w23/xash3d-fwgs
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4239 lines
100 KiB
C
4239 lines
100 KiB
C
/*
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filesystem.c - game filesystem based on DP 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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#include "build.h"
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <time.h>
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#if XASH_WIN32
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#include <direct.h>
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#include <io.h>
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#elif XASH_DOS4GW
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#include <direct.h>
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#include <errno.h>
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#else
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#include <dirent.h>
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#include <errno.h>
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#endif
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#include "miniz.h" // header-only zlib replacement
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#include "common.h"
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#include "wadfile.h"
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#include "filesystem.h"
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#include "library.h"
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#include "xash3d_mathlib.h"
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#include "protocol.h"
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#define FILE_COPY_SIZE (1024 * 1024)
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#define FILE_BUFF_SIZE (2048)
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// PAK errors
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#define PAK_LOAD_OK 0
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#define PAK_LOAD_COULDNT_OPEN 1
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#define PAK_LOAD_BAD_HEADER 2
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#define PAK_LOAD_BAD_FOLDERS 3
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#define PAK_LOAD_TOO_MANY_FILES 4
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#define PAK_LOAD_NO_FILES 5
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#define PAK_LOAD_CORRUPTED 6
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// WAD errors
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#define WAD_LOAD_OK 0
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#define WAD_LOAD_COULDNT_OPEN 1
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#define WAD_LOAD_BAD_HEADER 2
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#define WAD_LOAD_BAD_FOLDERS 3
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#define WAD_LOAD_TOO_MANY_FILES 4
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#define WAD_LOAD_NO_FILES 5
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#define WAD_LOAD_CORRUPTED 6
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// ZIP errors
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#define ZIP_LOAD_OK 0
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#define ZIP_LOAD_COULDNT_OPEN 1
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#define ZIP_LOAD_BAD_HEADER 2
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#define ZIP_LOAD_BAD_FOLDERS 3
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#define ZIP_LOAD_NO_FILES 5
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#define ZIP_LOAD_CORRUPTED 6
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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 wadtype_s
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{
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const char *ext;
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signed char type;
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} wadtype_t;
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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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struct wfile_s
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{
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string filename;
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int infotableofs;
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int numlumps;
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poolhandle_t mempool; // W_ReadLump temp buffers
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file_t *handle;
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dlumpinfo_t *lumps;
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time_t filetime;
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};
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typedef struct pack_s
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{
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string filename;
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int handle;
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int numfiles;
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time_t filetime; // common for all packed files
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dpackfile_t *files;
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} pack_t;
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typedef struct zipfile_s
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{
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char name[MAX_SYSPATH];
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fs_offset_t offset; // offset of local file header
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fs_offset_t size; //original file size
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fs_offset_t compressed_size; // compressed file size
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unsigned short flags;
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} zipfile_t;
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typedef struct zip_s
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{
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string filename;
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int handle;
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int numfiles;
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time_t filetime;
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zipfile_t *files;
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} zip_t;
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typedef struct searchpath_s
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{
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string filename;
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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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int flags;
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struct searchpath_s *next;
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} searchpath_t;
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static poolhandle_t fs_mempool;
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static searchpath_t *fs_searchpaths = NULL; // chain
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static searchpath_t fs_directpath; // static direct path
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static char fs_basedir[MAX_SYSPATH]; // base game directory
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static char fs_gamedir[MAX_SYSPATH]; // game current directory
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static char fs_writedir[MAX_SYSPATH]; // path that game allows to overwrite, delete and rename files (and create new of course)
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static qboolean fs_ext_path = false; // attempt to read\write from ./ or ../ pathes
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#if !XASH_WIN32
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static qboolean fs_caseinsensitive = true; // try to search missing files
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#endif
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#ifdef XASH_REDUCE_FD
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static file_t *fs_last_readfile;
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static zip_t *fs_last_zip;
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static pack_t *fs_last_pak;
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static void FS_EnsureOpenFile( file_t *file )
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{
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if( fs_last_readfile == file )
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return;
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if( file && !file->backup_path )
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return;
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if( fs_last_readfile && (fs_last_readfile->handle != -1) )
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{
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fs_last_readfile->backup_position = lseek( fs_last_readfile->handle, 0, SEEK_CUR );
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close( fs_last_readfile->handle );
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fs_last_readfile->handle = -1;
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}
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fs_last_readfile = file;
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if( file && (file->handle == -1) )
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{
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file->handle = open( file->backup_path, file->backup_options );
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lseek( file->handle, file->backup_position, SEEK_SET );
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}
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}
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static void FS_EnsureOpenZip( zip_t *zip )
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{
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if( fs_last_zip == zip )
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return;
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if( fs_last_zip && (fs_last_zip->handle != -1) )
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{
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close( fs_last_zip->handle );
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fs_last_zip->handle = -1;
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}
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fs_last_zip = zip;
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if( zip && (zip->handle == -1) )
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zip->handle = open( zip->filename, O_RDONLY|O_BINARY );
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}
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static void FS_BackupFileName( file_t *file, const char *path, uint options )
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{
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if( path == NULL )
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{
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if( file->backup_path )
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Mem_Free( (void*)file->backup_path );
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if( file == fs_last_readfile )
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FS_EnsureOpenFile( NULL );
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}
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else if( options == O_RDONLY || options == (O_RDONLY|O_BINARY) )
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{
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file->backup_path = copystring( path );
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file->backup_options = options;
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}
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}
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#else
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static void FS_EnsureOpenFile( file_t *file ) {}
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static void FS_EnsureOpenZip( zip_t *zip ) {}
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static void FS_BackupFileName( file_t *file, const char *path, uint options ) {}
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#endif
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static void FS_InitMemory( void );
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static searchpath_t *FS_FindFile( const char *name, int *index, qboolean gamedironly );
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static dlumpinfo_t *W_FindLump( wfile_t *wad, const char *name, const signed char matchtype );
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static dpackfile_t *FS_AddFileToPack( const char* name, pack_t *pack, fs_offset_t offset, fs_offset_t size );
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void Zip_Close( zip_t *zip );
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static byte *W_LoadFile( const char *path, fs_offset_t *filesizeptr, qboolean gamedironly );
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static wfile_t *W_Open( const char *filename, int *errorcode );
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static qboolean FS_SysFolderExists( const char *path );
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static int FS_SysFileTime( const char *filename );
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static signed char W_TypeFromExt( const char *lumpname );
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static const char *W_ExtFromType( signed char lumptype );
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static void FS_Purge( file_t* file );
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/*
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=============================================================================
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FILEMATCH COMMON SYSTEM
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=============================================================================
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*/
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static void stringlistinit( stringlist_t *list )
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{
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memset( list, 0, sizeof( *list ));
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}
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static void stringlistfreecontents( stringlist_t *list )
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{
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int i;
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for( i = 0; i < list->numstrings; i++ )
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{
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if( list->strings[i] )
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Mem_Free( list->strings[i] );
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list->strings[i] = NULL;
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}
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if( list->strings )
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Mem_Free( list->strings );
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list->numstrings = 0;
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list->maxstrings = 0;
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list->strings = NULL;
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}
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static void stringlistappend( stringlist_t *list, char *text )
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{
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size_t textlen;
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if( !Q_strcmp( text, "." ) || !Q_strcmp( text, ".." ))
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return; // ignore the virtual directories
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if( list->numstrings >= list->maxstrings )
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{
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list->maxstrings += 4096;
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list->strings = Mem_Realloc( fs_mempool, list->strings, list->maxstrings * sizeof( *list->strings ));
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}
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textlen = Q_strlen( text ) + 1;
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list->strings[list->numstrings] = Mem_Calloc( fs_mempool, textlen );
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memcpy( list->strings[list->numstrings], text, textlen );
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list->numstrings++;
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}
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static void stringlistsort( stringlist_t *list )
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{
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char *temp;
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int i, j;
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// this is a selection sort (finds the best entry for each slot)
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for( i = 0; i < list->numstrings - 1; i++ )
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{
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for( j = i + 1; j < list->numstrings; j++ )
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{
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if( Q_strcmp( list->strings[i], list->strings[j] ) > 0 )
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{
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temp = list->strings[i];
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list->strings[i] = list->strings[j];
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list->strings[j] = temp;
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}
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}
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}
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}
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// convert names to lowercase because windows doesn't care, but pattern matching code often does
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static void listlowercase( stringlist_t *list )
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{
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char *c;
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int i;
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for( i = 0; i < list->numstrings; i++ )
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{
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for( c = list->strings[i]; *c; c++ )
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*c = Q_tolower( *c );
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}
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}
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static void listdirectory( stringlist_t *list, const char *path, qboolean lowercase )
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{
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int i;
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signed char *c;
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#if XASH_WIN32
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char pattern[4096];
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struct _finddata_t n_file;
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intptr_t hFile;
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#else
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DIR *dir;
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struct dirent *entry;
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#endif
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#if XASH_WIN32
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Q_snprintf( pattern, sizeof( pattern ), "%s*", path );
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// ask for the directory listing handle
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hFile = _findfirst( pattern, &n_file );
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if( hFile == -1 ) return;
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// start a new chain with the the first name
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stringlistappend( list, n_file.name );
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// iterate through the directory
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while( _findnext( hFile, &n_file ) == 0 )
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stringlistappend( list, n_file.name );
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_findclose( hFile );
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#else
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if( !( dir = opendir( path ) ) )
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return;
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// iterate through the directory
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while( ( entry = readdir( dir ) ))
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stringlistappend( list, entry->d_name );
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closedir( dir );
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#endif
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#if XASH_DOS4GW
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// convert names to lowercase because 8.3 always in CAPS
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listlowercase( list );
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#endif
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}
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/*
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=============================================================================
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OTHER PRIVATE FUNCTIONS
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=============================================================================
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*/
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/*
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==================
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FS_FixFileCase
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emulate WIN32 FS behaviour when opening local file
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==================
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*/
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static const char *FS_FixFileCase( const char *path )
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{
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#if defined __DOS__ & !defined __WATCOM_LFN__
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// not fix, but convert to 8.3 CAPS and rotate slashes
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// it is still recommended to package game data
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static char out[PATH_MAX];
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int i = 0;
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int last = 0;
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while(*path)
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{
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char c = *path++;
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if(c == '/') c = '\\';
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else c = toupper(c);
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out[i++] = c;
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if(c == '\\' || c == '.')
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{
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if( i - last > 8 )
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{
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char *l = &out[last];
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l[6] = '~';
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l[7] = '1';
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l[8] = c;
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i = last + 9;
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}
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last = i;
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}
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}
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out[i] = 0;
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return out;
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#elif !XASH_WIN32 && !XASH_IOS // assume case insensitive
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DIR *dir;
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struct dirent *entry;
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char path2[PATH_MAX], *fname;
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if( !fs_caseinsensitive )
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return path;
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if( path[0] != '/' )
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Q_snprintf( path2, sizeof( path2 ), "./%s", path );
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else Q_strncpy( path2, path, PATH_MAX );
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fname = Q_strrchr( path2, '/' );
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if( fname )
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*fname++ = 0;
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else
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{
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fname = (char*)path;
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Q_strcpy( path2, ".");
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}
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/* android has too slow directory scanning,
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so drop out some not useful cases */
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if( fname - path2 > 4 )
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{
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char *point;
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// too many wad textures
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if( !Q_stricmp( fname - 5, ".wad") )
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return path;
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point = Q_strchr( fname, '.' );
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if( point )
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{
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if( !Q_strcmp( point, ".mip") || !Q_strcmp( point, ".dds" ) || !Q_strcmp( point, ".ent" ) )
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return path;
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if( fname[0] == '{' )
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return path;
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}
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}
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//Con_Reportf( "FS_FixFileCase: %s\n", path );
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if( !( dir = opendir( path2 ) ) )
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return path;
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while( ( entry = readdir( dir ) ) )
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{
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if( Q_stricmp( entry->d_name, fname ) )
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continue;
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path = va( "%s/%s", path2, entry->d_name );
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//Con_Reportf( "FS_FixFileCase: %s %s %s\n", path2, fname, entry->d_name );
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break;
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}
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closedir( dir );
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#endif
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return path;
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}
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#if XASH_WIN32
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/*
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====================
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FS_PathToWideChar
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Converts input UTF-8 string to wide char string.
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====================
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*/
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const wchar_t *FS_PathToWideChar( const char *path )
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{
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static wchar_t pathBuffer[MAX_PATH];
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MultiByteToWideChar( CP_UTF8, 0, path, -1, pathBuffer, MAX_PATH );
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return pathBuffer;
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}
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#endif
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/*
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====================
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FS_AddFileToPack
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Add a file to the list of files contained into a package
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====================
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*/
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static dpackfile_t *FS_AddFileToPack( const char *name, pack_t *pack, fs_offset_t offset, fs_offset_t size )
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{
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int left, right, middle;
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dpackfile_t *pfile;
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// look for the slot we should put that file into (binary search)
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left = 0;
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right = pack->numfiles - 1;
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while( left <= right )
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{
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int diff;
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middle = (left + right) / 2;
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diff = Q_stricmp( pack->files[middle].name, name );
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// If we found the file, there's a problem
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if( !diff ) Con_Reportf( S_WARN "package %s contains the file %s several times\n", pack->filename, name );
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// If we're too far in the list
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if( diff > 0 ) right = middle - 1;
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else left = middle + 1;
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}
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// We have to move the right of the list by one slot to free the one we need
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pfile = &pack->files[left];
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memmove( pfile + 1, pfile, (pack->numfiles - left) * sizeof( *pfile ));
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pack->numfiles++;
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Q_strncpy( pfile->name, name, sizeof( pfile->name ));
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pfile->filepos = offset;
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pfile->filelen = size;
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return pfile;
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}
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/*
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============
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FS_CreatePath
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Only used for FS_Open.
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============
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*/
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void FS_CreatePath( char *path )
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{
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char *ofs, save;
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for( ofs = path + 1; *ofs; ofs++ )
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{
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if( *ofs == '/' || *ofs == '\\' )
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{
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// create the directory
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save = *ofs;
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*ofs = 0;
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_mkdir( path );
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*ofs = save;
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}
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}
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}
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|
|
|
/*
|
|
============
|
|
FS_Path_f
|
|
|
|
debug info
|
|
============
|
|
*/
|
|
void FS_Path_f( void )
|
|
{
|
|
searchpath_t *s;
|
|
|
|
Con_Printf( "Current search path:\n" );
|
|
|
|
for( s = fs_searchpaths; s; s = s->next )
|
|
{
|
|
if( s->pack ) Con_Printf( "%s (%i files)", s->pack->filename, s->pack->numfiles );
|
|
else if( s->wad ) Con_Printf( "%s (%i files)", s->wad->filename, s->wad->numlumps );
|
|
else if( s->zip ) Con_Printf( "%s (%i files)", s->zip->filename, s->zip->numfiles );
|
|
else Con_Printf( "%s", s->filename );
|
|
|
|
if( s->flags & FS_GAMERODIR_PATH ) Con_Printf( " ^2rodir^7" );
|
|
if( s->flags & FS_GAMEDIR_PATH ) Con_Printf( " ^2gamedir^7" );
|
|
if( s->flags & FS_CUSTOM_PATH ) Con_Printf( " ^2custom^7" );
|
|
if( s->flags & FS_NOWRITE_PATH ) Con_Printf( " ^2nowrite^7" );
|
|
if( s->flags & FS_STATIC_PATH ) Con_Printf( " ^2static^7" );
|
|
|
|
Con_Printf( "\n" );
|
|
}
|
|
}
|
|
|
|
/*
|
|
============
|
|
FS_ClearPath_f
|
|
|
|
only for debug targets
|
|
============
|
|
*/
|
|
void FS_ClearPaths_f( void )
|
|
{
|
|
FS_ClearSearchPath();
|
|
}
|
|
|
|
/*
|
|
=================
|
|
FS_LoadPackPAK
|
|
|
|
Takes an explicit (not game tree related) path to a pak file.
|
|
|
|
Loads the header and directory, adding the files at the beginning
|
|
of the list so they override previous pack files.
|
|
=================
|
|
*/
|
|
pack_t *FS_LoadPackPAK( const char *packfile, int *error )
|
|
{
|
|
dpackheader_t header;
|
|
int packhandle;
|
|
int i, numpackfiles;
|
|
pack_t *pack;
|
|
dpackfile_t *info;
|
|
fs_size_t c;
|
|
|
|
packhandle = open( packfile, O_RDONLY|O_BINARY );
|
|
|
|
#if !XASH_WIN32
|
|
if( packhandle < 0 )
|
|
{
|
|
const char *fpackfile = FS_FixFileCase( packfile );
|
|
if( fpackfile != packfile )
|
|
packhandle = open( fpackfile, O_RDONLY|O_BINARY );
|
|
}
|
|
#endif
|
|
|
|
if( packhandle < 0 )
|
|
{
|
|
Con_Reportf( "%s couldn't open: %s\n", packfile, strerror( errno ));
|
|
if( error ) *error = PAK_LOAD_COULDNT_OPEN;
|
|
return NULL;
|
|
}
|
|
|
|
c = read( packhandle, (void *)&header, sizeof( header ));
|
|
|
|
if( c != sizeof( header ) || header.ident != IDPACKV1HEADER )
|
|
{
|
|
Con_Reportf( "%s is not a packfile. Ignored.\n", packfile );
|
|
if( error ) *error = PAK_LOAD_BAD_HEADER;
|
|
close( packhandle );
|
|
return NULL;
|
|
}
|
|
|
|
if( header.dirlen % sizeof( dpackfile_t ))
|
|
{
|
|
Con_Reportf( S_ERROR "%s has an invalid directory size. Ignored.\n", packfile );
|
|
if( error ) *error = PAK_LOAD_BAD_FOLDERS;
|
|
close( packhandle );
|
|
return NULL;
|
|
}
|
|
|
|
numpackfiles = header.dirlen / sizeof( dpackfile_t );
|
|
|
|
if( numpackfiles > MAX_FILES_IN_PACK )
|
|
{
|
|
Con_Reportf( S_ERROR "%s has too many files ( %i ). Ignored.\n", packfile, numpackfiles );
|
|
if( error ) *error = PAK_LOAD_TOO_MANY_FILES;
|
|
close( packhandle );
|
|
return NULL;
|
|
}
|
|
|
|
if( numpackfiles <= 0 )
|
|
{
|
|
Con_Reportf( "%s has no files. Ignored.\n", packfile );
|
|
if( error ) *error = PAK_LOAD_NO_FILES;
|
|
close( packhandle );
|
|
return NULL;
|
|
}
|
|
|
|
info = (dpackfile_t *)Mem_Malloc( fs_mempool, sizeof( *info ) * numpackfiles );
|
|
lseek( packhandle, header.dirofs, SEEK_SET );
|
|
|
|
if( header.dirlen != read( packhandle, (void *)info, header.dirlen ))
|
|
{
|
|
Con_Reportf( "%s is an incomplete PAK, not loading\n", packfile );
|
|
if( error ) *error = PAK_LOAD_CORRUPTED;
|
|
close( packhandle );
|
|
Mem_Free( info );
|
|
return NULL;
|
|
}
|
|
|
|
pack = (pack_t *)Mem_Calloc( fs_mempool, sizeof( pack_t ));
|
|
Q_strncpy( pack->filename, packfile, sizeof( pack->filename ));
|
|
pack->files = (dpackfile_t *)Mem_Calloc( fs_mempool, numpackfiles * sizeof( dpackfile_t ));
|
|
pack->filetime = FS_SysFileTime( packfile );
|
|
pack->handle = packhandle;
|
|
pack->numfiles = 0;
|
|
|
|
// parse the directory
|
|
for( i = 0; i < numpackfiles; i++ )
|
|
FS_AddFileToPack( info[i].name, pack, info[i].filepos, info[i].filelen );
|
|
|
|
#ifdef XASH_REDUCE_FD
|
|
// will reopen when needed
|
|
close( pack->handle );
|
|
pack->handle = -1;
|
|
#endif
|
|
|
|
if( error ) *error = PAK_LOAD_OK;
|
|
Mem_Free( info );
|
|
|
|
return pack;
|
|
}
|
|
|
|
/*
|
|
============
|
|
FS_SortZip
|
|
============
|
|
*/
|
|
static int FS_SortZip( const void *a, const void *b )
|
|
{
|
|
return Q_stricmp( ( ( zipfile_t* )a )->name, ( ( zipfile_t* )b )->name );
|
|
}
|
|
|
|
/*
|
|
============
|
|
FS_LoadZip
|
|
============
|
|
*/
|
|
static zip_t *FS_LoadZip( const char *zipfile, int *error )
|
|
{
|
|
int numpackfiles = 0, i;
|
|
zip_cdf_header_t header_cdf;
|
|
zip_header_eocd_t header_eocd;
|
|
uint32_t signature;
|
|
fs_offset_t filepos = 0, length;
|
|
zipfile_t *info = NULL;
|
|
char filename_buffer[MAX_SYSPATH];
|
|
zip_t *zip = (zip_t *)Mem_Calloc( fs_mempool, sizeof( *zip ));
|
|
fs_size_t c;
|
|
|
|
zip->handle = open( zipfile, O_RDONLY|O_BINARY );
|
|
|
|
#if !XASH_WIN32
|
|
if( zip->handle < 0 )
|
|
{
|
|
const char *fzipfile = FS_FixFileCase( zipfile );
|
|
if( fzipfile != zipfile )
|
|
zip->handle = open( fzipfile, O_RDONLY|O_BINARY );
|
|
}
|
|
#endif
|
|
|
|
if( zip->handle < 0 )
|
|
{
|
|
Con_Reportf( S_ERROR "%s couldn't open\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_COULDNT_OPEN;
|
|
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
length = lseek( zip->handle, 0, SEEK_END );
|
|
|
|
if( length > UINT_MAX )
|
|
{
|
|
Con_Reportf( S_ERROR "%s bigger than 4GB.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_COULDNT_OPEN;
|
|
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
lseek( zip->handle, 0, SEEK_SET );
|
|
|
|
c = read( zip->handle, &signature, sizeof( signature ) );
|
|
|
|
if( c != sizeof( signature ) || signature == ZIP_HEADER_EOCD )
|
|
{
|
|
Con_Reportf( S_WARN "%s has no files. Ignored.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_NO_FILES;
|
|
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
if( signature != ZIP_HEADER_LF )
|
|
{
|
|
Con_Reportf( S_ERROR "%s is not a zip file. Ignored.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_BAD_HEADER;
|
|
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
// Find oecd
|
|
lseek( zip->handle, 0, SEEK_SET );
|
|
filepos = length;
|
|
|
|
while ( filepos > 0 )
|
|
{
|
|
lseek( zip->handle, filepos, SEEK_SET );
|
|
c = read( zip->handle, &signature, sizeof( signature ) );
|
|
|
|
if( c == sizeof( signature ) && signature == ZIP_HEADER_EOCD )
|
|
break;
|
|
|
|
filepos -= sizeof( char ); // step back one byte
|
|
}
|
|
|
|
if( ZIP_HEADER_EOCD != signature )
|
|
{
|
|
Con_Reportf( S_ERROR "cannot find EOCD in %s. Zip file corrupted.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_BAD_HEADER;
|
|
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
c = read( zip->handle, &header_eocd, sizeof( header_eocd ) );
|
|
|
|
if( c != sizeof( header_eocd ))
|
|
{
|
|
Con_Reportf( S_ERROR "invalid EOCD header in %s. Zip file corrupted.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_BAD_HEADER;
|
|
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
// Move to CDF start
|
|
lseek( zip->handle, header_eocd.central_directory_offset, SEEK_SET );
|
|
|
|
// Calc count of files in archive
|
|
info = (zipfile_t *)Mem_Calloc( fs_mempool, sizeof( *info ) * header_eocd.total_central_directory_record );
|
|
|
|
for( i = 0; i < header_eocd.total_central_directory_record; i++ )
|
|
{
|
|
c = read( zip->handle, &header_cdf, sizeof( header_cdf ) );
|
|
|
|
if( c != sizeof( header_cdf ) || header_cdf.signature != ZIP_HEADER_CDF )
|
|
{
|
|
Con_Reportf( S_ERROR "CDF signature mismatch in %s. Zip file corrupted.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_BAD_HEADER;
|
|
|
|
Mem_Free( info );
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
if( header_cdf.uncompressed_size && header_cdf.filename_len && ( header_cdf.filename_len < MAX_SYSPATH ) )
|
|
{
|
|
memset( &filename_buffer, '\0', MAX_SYSPATH );
|
|
c = read( zip->handle, &filename_buffer, header_cdf.filename_len );
|
|
|
|
if( c != header_cdf.filename_len )
|
|
{
|
|
Con_Reportf( S_ERROR "filename length mismatch in %s. Zip file corrupted.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_CORRUPTED;
|
|
|
|
Mem_Free( info );
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
Q_strncpy( info[numpackfiles].name, filename_buffer, MAX_SYSPATH );
|
|
|
|
info[numpackfiles].size = header_cdf.uncompressed_size;
|
|
info[numpackfiles].compressed_size = header_cdf.compressed_size;
|
|
info[numpackfiles].offset = header_cdf.local_header_offset;
|
|
numpackfiles++;
|
|
}
|
|
else
|
|
lseek( zip->handle, header_cdf.filename_len, SEEK_CUR );
|
|
|
|
if( header_cdf.extrafield_len )
|
|
lseek( zip->handle, header_cdf.extrafield_len, SEEK_CUR );
|
|
|
|
if( header_cdf.file_commentary_len )
|
|
lseek( zip->handle, header_cdf.file_commentary_len, SEEK_CUR );
|
|
}
|
|
|
|
// recalculate offsets
|
|
for( i = 0; i < numpackfiles; i++ )
|
|
{
|
|
zip_header_t header;
|
|
|
|
lseek( zip->handle, info[i].offset, SEEK_SET );
|
|
c = read( zip->handle, &header, sizeof( header ) );
|
|
|
|
if( c != sizeof( header ))
|
|
{
|
|
Con_Reportf( S_ERROR "header length mismatch in %s. Zip file corrupted.\n", zipfile );
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_CORRUPTED;
|
|
|
|
Mem_Free( info );
|
|
Zip_Close( zip );
|
|
return NULL;
|
|
}
|
|
|
|
info[i].flags = header.compression_flags;
|
|
info[i].offset = info[i].offset + header.filename_len + header.extrafield_len + sizeof( header );
|
|
}
|
|
|
|
Q_strncpy( zip->filename, zipfile, sizeof( zip->filename ) );
|
|
zip->filetime = FS_SysFileTime( zipfile );
|
|
zip->numfiles = numpackfiles;
|
|
zip->files = info;
|
|
|
|
qsort( zip->files, zip->numfiles, sizeof( *zip->files ), FS_SortZip );
|
|
|
|
#ifdef XASH_REDUCE_FD
|
|
// will reopen when needed
|
|
close(zip->handle);
|
|
zip->handle = -1;
|
|
#endif
|
|
|
|
if( error )
|
|
*error = ZIP_LOAD_OK;
|
|
|
|
return zip;
|
|
}
|
|
|
|
void Zip_Close( zip_t *zip )
|
|
{
|
|
if( !zip )
|
|
return;
|
|
|
|
if( zip->files )
|
|
Mem_Free( zip->files );
|
|
|
|
FS_EnsureOpenZip( NULL );
|
|
|
|
if( zip->handle >= 0 )
|
|
close( zip->handle );
|
|
|
|
Mem_Free( zip );
|
|
}
|
|
|
|
static byte *Zip_LoadFile( const char *path, fs_offset_t *sizeptr, qboolean gamedironly )
|
|
{
|
|
searchpath_t *search;
|
|
int index;
|
|
zipfile_t *file = NULL;
|
|
byte *compressed_buffer = NULL, *decompressed_buffer = NULL;
|
|
int zlib_result = 0;
|
|
dword test_crc, final_crc;
|
|
z_stream decompress_stream;
|
|
size_t c;
|
|
|
|
if( sizeptr ) *sizeptr = 0;
|
|
|
|
search = FS_FindFile( path, &index, gamedironly );
|
|
|
|
if( !search || !search->zip )
|
|
return NULL;
|
|
|
|
file = &search->zip->files[index];
|
|
|
|
FS_EnsureOpenZip( search->zip );
|
|
|
|
if( lseek( search->zip->handle, file->offset, SEEK_SET ) == -1 )
|
|
return NULL;
|
|
|
|
/*if( read( search->zip->handle, &header, sizeof( header ) ) < 0 )
|
|
return NULL;
|
|
|
|
if( header.signature != ZIP_HEADER_LF )
|
|
{
|
|
Con_Reportf( S_ERROR "Zip_LoadFile: %s signature error\n", file->name );
|
|
return NULL;
|
|
}*/
|
|
|
|
if( file->flags == ZIP_COMPRESSION_NO_COMPRESSION )
|
|
{
|
|
decompressed_buffer = Mem_Malloc( fs_mempool, file->size + 1 );
|
|
decompressed_buffer[file->size] = '\0';
|
|
|
|
c = read( search->zip->handle, decompressed_buffer, file->size );
|
|
if( c != file->size )
|
|
{
|
|
Con_Reportf( S_ERROR "Zip_LoadFile: %s size doesn't match\n", file->name );
|
|
return NULL;
|
|
}
|
|
|
|
#if 0
|
|
CRC32_Init( &test_crc );
|
|
CRC32_ProcessBuffer( &test_crc, decompressed_buffer, file->size );
|
|
|
|
final_crc = CRC32_Final( test_crc );
|
|
|
|
if( final_crc != file->crc32 )
|
|
{
|
|
Con_Reportf( S_ERROR "Zip_LoadFile: %s file crc32 mismatch\n", file->name );
|
|
Mem_Free( decompressed_buffer );
|
|
return NULL;
|
|
}
|
|
#endif
|
|
if( sizeptr ) *sizeptr = file->size;
|
|
|
|
FS_EnsureOpenZip( NULL );
|
|
return decompressed_buffer;
|
|
}
|
|
else if( file->flags == ZIP_COMPRESSION_DEFLATED )
|
|
{
|
|
compressed_buffer = Mem_Malloc( fs_mempool, file->compressed_size + 1 );
|
|
decompressed_buffer = Mem_Malloc( fs_mempool, file->size + 1 );
|
|
decompressed_buffer[file->size] = '\0';
|
|
|
|
c = read( search->zip->handle, compressed_buffer, file->compressed_size );
|
|
if( c != file->compressed_size )
|
|
{
|
|
Con_Reportf( S_ERROR "Zip_LoadFile: %s compressed size doesn't match\n", file->name );
|
|
return NULL;
|
|
}
|
|
|
|
memset( &decompress_stream, 0, sizeof( decompress_stream ) );
|
|
|
|
decompress_stream.total_in = decompress_stream.avail_in = file->compressed_size;
|
|
decompress_stream.next_in = (Bytef *)compressed_buffer;
|
|
decompress_stream.total_out = decompress_stream.avail_out = file->size;
|
|
decompress_stream.next_out = (Bytef *)decompressed_buffer;
|
|
|
|
decompress_stream.zalloc = Z_NULL;
|
|
decompress_stream.zfree = Z_NULL;
|
|
decompress_stream.opaque = Z_NULL;
|
|
|
|
if( inflateInit2( &decompress_stream, -MAX_WBITS ) != Z_OK )
|
|
{
|
|
Con_Printf( S_ERROR "Zip_LoadFile: inflateInit2 failed\n" );
|
|
Mem_Free( compressed_buffer );
|
|
Mem_Free( decompressed_buffer );
|
|
return NULL;
|
|
}
|
|
|
|
zlib_result = inflate( &decompress_stream, Z_NO_FLUSH );
|
|
inflateEnd( &decompress_stream );
|
|
|
|
if( zlib_result == Z_OK || zlib_result == Z_STREAM_END )
|
|
{
|
|
Mem_Free( compressed_buffer ); // finaly free compressed buffer
|
|
#if 0
|
|
CRC32_Init( &test_crc );
|
|
CRC32_ProcessBuffer( &test_crc, decompressed_buffer, file->size );
|
|
|
|
final_crc = CRC32_Final( test_crc );
|
|
|
|
if( final_crc != file->crc32 )
|
|
{
|
|
Con_Reportf( S_ERROR "Zip_LoadFile: %s file crc32 mismatch\n", file->name );
|
|
Mem_Free( decompressed_buffer );
|
|
return NULL;
|
|
}
|
|
#endif
|
|
if( sizeptr ) *sizeptr = file->size;
|
|
|
|
FS_EnsureOpenZip( NULL );
|
|
return decompressed_buffer;
|
|
}
|
|
else
|
|
{
|
|
Con_Reportf( S_ERROR "Zip_LoadFile: %s : error while file decompressing. Zlib return code %d.\n", file->name, zlib_result );
|
|
Mem_Free( compressed_buffer );
|
|
Mem_Free( decompressed_buffer );
|
|
return NULL;
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
Con_Reportf( S_ERROR "Zip_LoadFile: %s : file compressed with unknown algorithm.\n", file->name );
|
|
return NULL;
|
|
}
|
|
|
|
FS_EnsureOpenZip( NULL );
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_AddWad_Fullpath
|
|
====================
|
|
*/
|
|
static qboolean FS_AddWad_Fullpath( const char *wadfile, qboolean *already_loaded, int flags )
|
|
{
|
|
searchpath_t *search;
|
|
wfile_t *wad = NULL;
|
|
const char *ext = COM_FileExtension( wadfile );
|
|
int errorcode = WAD_LOAD_COULDNT_OPEN;
|
|
|
|
for( search = fs_searchpaths; search; search = search->next )
|
|
{
|
|
if( search->wad && !Q_stricmp( search->wad->filename, wadfile ))
|
|
{
|
|
if( already_loaded ) *already_loaded = true;
|
|
return true; // already loaded
|
|
}
|
|
}
|
|
|
|
if( already_loaded )
|
|
*already_loaded = false;
|
|
|
|
if( !Q_stricmp( ext, "wad" ))
|
|
wad = W_Open( wadfile, &errorcode );
|
|
|
|
if( wad )
|
|
{
|
|
search = (searchpath_t *)Mem_Calloc( fs_mempool, sizeof( searchpath_t ));
|
|
search->wad = wad;
|
|
search->next = fs_searchpaths;
|
|
search->flags |= flags;
|
|
fs_searchpaths = search;
|
|
|
|
Con_Reportf( "Adding wadfile: %s (%i files)\n", wadfile, wad->numlumps );
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if( errorcode != WAD_LOAD_NO_FILES )
|
|
Con_Reportf( S_ERROR "FS_AddWad_Fullpath: unable to load wad \"%s\"\n", wadfile );
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_AddPak_Fullpath
|
|
|
|
Adds the given pack to the search path.
|
|
The pack type is autodetected by the file extension.
|
|
|
|
Returns true if the file was successfully added to the
|
|
search path or if it was already included.
|
|
|
|
If keep_plain_dirs is set, the pack will be added AFTER the first sequence of
|
|
plain directories.
|
|
================
|
|
*/
|
|
static qboolean FS_AddPak_Fullpath( const char *pakfile, qboolean *already_loaded, int flags )
|
|
{
|
|
searchpath_t *search;
|
|
pack_t *pak = NULL;
|
|
const char *ext = COM_FileExtension( pakfile );
|
|
int i, errorcode = PAK_LOAD_COULDNT_OPEN;
|
|
|
|
for( search = fs_searchpaths; search; search = search->next )
|
|
{
|
|
if( search->pack && !Q_stricmp( search->pack->filename, pakfile ))
|
|
{
|
|
if( already_loaded ) *already_loaded = true;
|
|
return true; // already loaded
|
|
}
|
|
}
|
|
|
|
if( already_loaded )
|
|
*already_loaded = false;
|
|
|
|
if( !Q_stricmp( ext, "pak" ))
|
|
pak = FS_LoadPackPAK( pakfile, &errorcode );
|
|
|
|
if( pak )
|
|
{
|
|
string fullpath;
|
|
|
|
search = (searchpath_t *)Mem_Calloc( fs_mempool, sizeof( searchpath_t ));
|
|
search->pack = pak;
|
|
search->next = fs_searchpaths;
|
|
search->flags |= flags;
|
|
fs_searchpaths = search;
|
|
|
|
Con_Reportf( "Adding pakfile: %s (%i files)\n", pakfile, pak->numfiles );
|
|
|
|
// time to add in search list all the wads that contains in current pakfile (if do)
|
|
for( i = 0; i < pak->numfiles; i++ )
|
|
{
|
|
if( !Q_stricmp( COM_FileExtension( pak->files[i].name ), "wad" ))
|
|
{
|
|
Q_snprintf( fullpath, MAX_STRING, "%s/%s", pakfile, pak->files[i].name );
|
|
FS_AddWad_Fullpath( fullpath, NULL, flags );
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if( errorcode != PAK_LOAD_NO_FILES )
|
|
Con_Reportf( S_ERROR "FS_AddPak_Fullpath: unable to load pak \"%s\"\n", pakfile );
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static qboolean FS_AddZip_Fullpath( const char *zipfile, qboolean *already_loaded, int flags )
|
|
{
|
|
searchpath_t *search;
|
|
zip_t *zip = NULL;
|
|
const char *ext = COM_FileExtension( zipfile );
|
|
int errorcode = ZIP_LOAD_COULDNT_OPEN;
|
|
|
|
for( search = fs_searchpaths; search; search = search->next )
|
|
{
|
|
if( search->pack && !Q_stricmp( search->pack->filename, zipfile ))
|
|
{
|
|
if( already_loaded ) *already_loaded = true;
|
|
return true; // already loaded
|
|
}
|
|
}
|
|
|
|
if( already_loaded ) *already_loaded = false;
|
|
|
|
if( !Q_stricmp( ext, "pk3" ) || !Q_stricmp( ext, "zip" ))
|
|
zip = FS_LoadZip( zipfile, &errorcode );
|
|
|
|
if( zip )
|
|
{
|
|
string fullpath;
|
|
int i;
|
|
|
|
search = (searchpath_t *)Mem_Calloc( fs_mempool, sizeof( searchpath_t ) );
|
|
search->zip = zip;
|
|
search->next = fs_searchpaths;
|
|
search->flags |= flags;
|
|
fs_searchpaths = search;
|
|
|
|
Con_Reportf( "Adding zipfile: %s (%i files)\n", zipfile, zip->numfiles );
|
|
|
|
// time to add in search list all the wads that contains in current pakfile (if do)
|
|
for( i = 0; i < zip->numfiles; i++ )
|
|
{
|
|
if( !Q_stricmp( COM_FileExtension( zip->files[i].name ), "wad" ))
|
|
{
|
|
Q_snprintf( fullpath, MAX_STRING, "%s/%s", zipfile, zip->files[i].name );
|
|
FS_AddWad_Fullpath( fullpath, NULL, flags );
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if( errorcode != ZIP_LOAD_NO_FILES )
|
|
Con_Reportf( S_ERROR "FS_AddZip_Fullpath: unable to load zip \"%s\"\n", zipfile );
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_AddArchive_Fullpath
|
|
================
|
|
*/
|
|
static qboolean FS_AddArchive_Fullpath( const char *file, qboolean *already_loaded, int flags )
|
|
{
|
|
const char *ext = COM_FileExtension( file );
|
|
|
|
if( !Q_stricmp( ext, "zip" ) || !Q_stricmp( ext, "pk3" ))
|
|
return FS_AddZip_Fullpath( file, already_loaded, flags );
|
|
else if ( !Q_stricmp( ext, "pak" ))
|
|
return FS_AddPak_Fullpath( file, already_loaded, flags );
|
|
|
|
// skip wads, this function only meant to be used for extras
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_AddGameDirectory
|
|
|
|
Sets fs_writedir, adds the directory to the head of the path,
|
|
then loads and adds pak1.pak pak2.pak ...
|
|
================
|
|
*/
|
|
void FS_AddGameDirectory( const char *dir, uint flags )
|
|
{
|
|
stringlist_t list;
|
|
searchpath_t *search;
|
|
string fullpath;
|
|
int i;
|
|
|
|
if( !FBitSet( flags, FS_NOWRITE_PATH ))
|
|
Q_strncpy( fs_writedir, dir, sizeof( fs_writedir ));
|
|
stringlistinit( &list );
|
|
listdirectory( &list, dir, false );
|
|
stringlistsort( &list );
|
|
|
|
// add any PAK package in the directory
|
|
for( i = 0; i < list.numstrings; i++ )
|
|
{
|
|
if( !Q_stricmp( COM_FileExtension( list.strings[i] ), "pak" ))
|
|
{
|
|
Q_sprintf( fullpath, "%s%s", dir, list.strings[i] );
|
|
FS_AddPak_Fullpath( fullpath, NULL, flags );
|
|
}
|
|
}
|
|
|
|
// add any Zip package in the directory
|
|
for( i = 0; i < list.numstrings; i++ )
|
|
{
|
|
if( !Q_stricmp( COM_FileExtension( list.strings[i] ), "zip" ) || !Q_stricmp( COM_FileExtension( list.strings[i] ), "pk3" ))
|
|
{
|
|
Q_sprintf( fullpath, "%s%s", dir, list.strings[i] );
|
|
FS_AddZip_Fullpath( fullpath, NULL, flags );
|
|
}
|
|
}
|
|
|
|
FS_AllowDirectPaths( true );
|
|
|
|
// add any WAD package in the directory
|
|
for( i = 0; i < list.numstrings; i++ )
|
|
{
|
|
if( !Q_stricmp( COM_FileExtension( list.strings[i] ), "wad" ))
|
|
{
|
|
Q_sprintf( fullpath, "%s%s", dir, list.strings[i] );
|
|
FS_AddWad_Fullpath( fullpath, NULL, flags );
|
|
}
|
|
}
|
|
|
|
stringlistfreecontents( &list );
|
|
FS_AllowDirectPaths( false );
|
|
|
|
// add the directory to the search path
|
|
// (unpacked files have the priority over packed files)
|
|
search = (searchpath_t *)Mem_Calloc( fs_mempool, sizeof( searchpath_t ));
|
|
Q_strncpy( search->filename, dir, sizeof ( search->filename ));
|
|
search->next = fs_searchpaths;
|
|
search->flags = flags;
|
|
fs_searchpaths = search;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_AddGameHierarchy
|
|
================
|
|
*/
|
|
void FS_AddGameHierarchy( const char *dir, uint flags )
|
|
{
|
|
int i;
|
|
qboolean isGameDir = flags & FS_GAMEDIR_PATH;
|
|
|
|
GI->added = true;
|
|
|
|
if( !COM_CheckString( dir ))
|
|
return;
|
|
|
|
// add the common game directory
|
|
|
|
// recursive gamedirs
|
|
// for example, czeror->czero->cstrike->valve
|
|
for( i = 0; i < SI.numgames; i++ )
|
|
{
|
|
if( !Q_strnicmp( SI.games[i]->gamefolder, dir, 64 ))
|
|
{
|
|
Con_Reportf( "FS_AddGameHierarchy: %d %s %s\n", i, SI.games[i]->gamefolder, SI.games[i]->basedir );
|
|
if( !SI.games[i]->added && Q_stricmp( SI.games[i]->gamefolder, SI.games[i]->basedir ) )
|
|
{
|
|
SI.games[i]->added = true;
|
|
FS_AddGameHierarchy( SI.games[i]->basedir, flags & (~FS_GAMEDIR_PATH) );
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( COM_CheckStringEmpty( host.rodir ) )
|
|
{
|
|
// append new flags to rodir, except FS_GAMEDIR_PATH and FS_CUSTOM_PATH
|
|
uint newFlags = FS_NOWRITE_PATH | (flags & (~FS_GAMEDIR_PATH|FS_CUSTOM_PATH));
|
|
if( isGameDir )
|
|
newFlags |= FS_GAMERODIR_PATH;
|
|
|
|
FS_AllowDirectPaths( true );
|
|
FS_AddGameDirectory( va( "%s/%s/", host.rodir, dir ), newFlags );
|
|
FS_AllowDirectPaths( false );
|
|
}
|
|
|
|
if( isGameDir )
|
|
FS_AddGameDirectory( va( "%s/downloaded/", dir ), FS_NOWRITE_PATH | FS_CUSTOM_PATH );
|
|
FS_AddGameDirectory( va( "%s/", dir ), flags );
|
|
if( isGameDir )
|
|
FS_AddGameDirectory( va( "%s/custom/", dir ), FS_NOWRITE_PATH | FS_CUSTOM_PATH );
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_ClearSearchPath
|
|
================
|
|
*/
|
|
void FS_ClearSearchPath( void )
|
|
{
|
|
while( fs_searchpaths )
|
|
{
|
|
searchpath_t *search = fs_searchpaths;
|
|
|
|
if( !search ) break;
|
|
|
|
if( FBitSet( search->flags, FS_STATIC_PATH ))
|
|
{
|
|
// skip read-only pathes
|
|
if( search->next )
|
|
fs_searchpaths = search->next->next;
|
|
else break;
|
|
}
|
|
else fs_searchpaths = search->next;
|
|
|
|
if( search->pack )
|
|
{
|
|
if( search->pack->files )
|
|
Mem_Free( search->pack->files );
|
|
if( search->pack->handle >= 0 )
|
|
close( search->pack->handle );
|
|
Mem_Free( search->pack );
|
|
}
|
|
|
|
if( search->wad )
|
|
{
|
|
W_Close( search->wad );
|
|
}
|
|
|
|
if( search->zip )
|
|
{
|
|
Zip_Close(search->zip);
|
|
}
|
|
|
|
Mem_Free( search );
|
|
}
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_CheckNastyPath
|
|
|
|
Return true if the path should be rejected due to one of the following:
|
|
1: path elements that are non-portable
|
|
2: path elements that would allow access to files outside the game directory,
|
|
or are just not a good idea for a mod to be using.
|
|
====================
|
|
*/
|
|
int FS_CheckNastyPath( const char *path, qboolean isgamedir )
|
|
{
|
|
// all: never allow an empty path, as for gamedir it would access the parent directory and a non-gamedir path it is just useless
|
|
if( !COM_CheckString( path )) return 2;
|
|
|
|
if( fs_ext_path ) return 0; // allow any path
|
|
|
|
// Mac: don't allow Mac-only filenames - : is a directory separator
|
|
// instead of /, but we rely on / working already, so there's no reason to
|
|
// support a Mac-only path
|
|
// Amiga and Windows: : tries to go to root of drive
|
|
if( Q_strchr( path, ':' )) return 1; // non-portable attempt to go to root of drive
|
|
|
|
// Amiga: // is parent directory
|
|
if( Q_strstr( path, "//" )) return 1; // non-portable attempt to go to parent directory
|
|
|
|
// all: don't allow going to parent directory (../ or /../)
|
|
if( Q_strstr( path, ".." )) return 2; // attempt to go outside the game directory
|
|
|
|
// Windows and UNIXes: don't allow absolute paths
|
|
if( path[0] == '/' ) return 2; // attempt to go outside the game directory
|
|
|
|
// all: forbid trailing slash on gamedir
|
|
if( isgamedir && path[Q_strlen( path )-1] == '/' ) return 2;
|
|
|
|
// all: forbid leading dot on any filename for any reason
|
|
if( Q_strstr( path, "/." )) return 2; // attempt to go outside the game directory
|
|
|
|
// after all these checks we're pretty sure it's a / separated filename
|
|
// and won't do much if any harm
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_Rescan
|
|
================
|
|
*/
|
|
void FS_Rescan( void )
|
|
{
|
|
const char *str;
|
|
const int extrasFlags = FS_NOWRITE_PATH | FS_CUSTOM_PATH;
|
|
Con_Reportf( "FS_Rescan( %s )\n", GI->title );
|
|
|
|
FS_ClearSearchPath();
|
|
|
|
#if XASH_IOS
|
|
{
|
|
FS_AddPak_Fullpath( va( "%sextras.pak", SDL_GetBasePath() ), NULL, extrasFlags );
|
|
FS_AddPak_Fullpath( va( "%sextras_%s.pak", SDL_GetBasePath(), GI->gamefolder ), NULL, extrasFlags );
|
|
}
|
|
#else
|
|
str = getenv( "XASH3D_EXTRAS_PAK1" );
|
|
if( COM_CheckString( str ))
|
|
FS_AddArchive_Fullpath( str, NULL, extrasFlags );
|
|
|
|
str = getenv( "XASH3D_EXTRAS_PAK2" );
|
|
if( COM_CheckString( str ))
|
|
FS_AddArchive_Fullpath( str, NULL, extrasFlags );
|
|
#endif
|
|
|
|
if( Q_stricmp( GI->basedir, GI->gamefolder ))
|
|
FS_AddGameHierarchy( GI->basedir, 0 );
|
|
if( Q_stricmp( GI->basedir, GI->falldir ) && Q_stricmp( GI->gamefolder, GI->falldir ))
|
|
FS_AddGameHierarchy( GI->falldir, 0 );
|
|
FS_AddGameHierarchy( GI->gamefolder, FS_GAMEDIR_PATH );
|
|
|
|
if( FS_FileExists( va( "%s.rc", SI.basedirName ), false ))
|
|
Q_strncpy( SI.rcName, SI.basedirName, sizeof( SI.rcName )); // e.g. valve.rc
|
|
else Q_strncpy( SI.rcName, SI.exeName, sizeof( SI.rcName )); // e.g. quake.rc
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_Rescan_f
|
|
================
|
|
*/
|
|
void FS_Rescan_f( void )
|
|
{
|
|
FS_Rescan();
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_WriteGameInfo
|
|
|
|
assume GameInfo is valid
|
|
================
|
|
*/
|
|
static void FS_WriteGameInfo( const char *filepath, gameinfo_t *GameInfo )
|
|
{
|
|
file_t *f = FS_Open( filepath, "w", false ); // we in binary-mode
|
|
int i, write_ambients = false;
|
|
|
|
if( !f ) Sys_Error( "FS_WriteGameInfo: can't write %s\n", filepath ); // may be disk-space is out?
|
|
|
|
FS_Printf( f, "// generated by %s %s-%s (%s-%s)\n\n\n", XASH_ENGINE_NAME, XASH_VERSION, Q_buildcommit(), Q_buildos(), Q_buildarch() );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->basedir ) )
|
|
FS_Printf( f, "basedir\t\t\"%s\"\n", GameInfo->basedir );
|
|
|
|
// DEPRECATED: gamedir key isn't supported by FWGS fork
|
|
// but write it anyway to keep compability with original Xash3D
|
|
if( COM_CheckStringEmpty( GameInfo->gamefolder ) )
|
|
FS_Printf( f, "gamedir\t\t\"%s\"\n", GameInfo->gamefolder );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->falldir ) )
|
|
FS_Printf( f, "fallback_dir\t\"%s\"\n", GameInfo->falldir );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->title ) )
|
|
FS_Printf( f, "title\t\t\"%s\"\n", GameInfo->title );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->startmap ) )
|
|
FS_Printf( f, "startmap\t\t\"%s\"\n", GameInfo->startmap );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->trainmap ) )
|
|
FS_Printf( f, "trainmap\t\t\"%s\"\n", GameInfo->trainmap );
|
|
|
|
if( GameInfo->version != 0.0f )
|
|
FS_Printf( f, "version\t\t%g\n", GameInfo->version );
|
|
|
|
if( GameInfo->size != 0 )
|
|
FS_Printf( f, "size\t\t%lu\n", GameInfo->size );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->game_url ) )
|
|
FS_Printf( f, "url_info\t\t\"%s\"\n", GameInfo->game_url );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->update_url ) )
|
|
FS_Printf( f, "url_update\t\t\"%s\"\n", GameInfo->update_url );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->type ) )
|
|
FS_Printf( f, "type\t\t\"%s\"\n", GameInfo->type );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->date ) )
|
|
FS_Printf( f, "date\t\t\"%s\"\n", GameInfo->date );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->dll_path ) )
|
|
FS_Printf( f, "dllpath\t\t\"%s\"\n", GameInfo->dll_path );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->game_dll ) )
|
|
FS_Printf( f, "gamedll\t\t\"%s\"\n", GameInfo->game_dll );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->game_dll_linux ) )
|
|
FS_Printf( f, "gamedll_linux\t\t\"%s\"\n", GameInfo->game_dll_linux );
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->game_dll_osx ) )
|
|
FS_Printf( f, "gamedll_osx\t\t\"%s\"\n", GameInfo->game_dll_osx );
|
|
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->iconpath ))
|
|
FS_Printf( f, "icon\t\t\"%s\"\n", GameInfo->iconpath );
|
|
|
|
switch( GameInfo->gamemode )
|
|
{
|
|
case 1: FS_Print( f, "gamemode\t\t\"singleplayer_only\"\n" ); break;
|
|
case 2: FS_Print( f, "gamemode\t\t\"multiplayer_only\"\n" ); break;
|
|
}
|
|
|
|
if( COM_CheckStringEmpty( GameInfo->sp_entity ))
|
|
FS_Printf( f, "sp_entity\t\t\"%s\"\n", GameInfo->sp_entity );
|
|
if( COM_CheckStringEmpty( GameInfo->mp_entity ))
|
|
FS_Printf( f, "mp_entity\t\t\"%s\"\n", GameInfo->mp_entity );
|
|
if( COM_CheckStringEmpty( GameInfo->mp_filter ))
|
|
FS_Printf( f, "mp_filter\t\t\"%s\"\n", GameInfo->mp_filter );
|
|
|
|
if( GameInfo->secure )
|
|
FS_Printf( f, "secure\t\t\"%i\"\n", GameInfo->secure );
|
|
|
|
if( GameInfo->nomodels )
|
|
FS_Printf( f, "nomodels\t\t\"%i\"\n", GameInfo->nomodels );
|
|
|
|
if( GameInfo->max_edicts > 0 )
|
|
FS_Printf( f, "max_edicts\t%i\n", GameInfo->max_edicts );
|
|
if( GameInfo->max_tents > 0 )
|
|
FS_Printf( f, "max_tempents\t%i\n", GameInfo->max_tents );
|
|
if( GameInfo->max_beams > 0 )
|
|
FS_Printf( f, "max_beams\t\t%i\n", GameInfo->max_beams );
|
|
if( GameInfo->max_particles > 0 )
|
|
FS_Printf( f, "max_particles\t%i\n", GameInfo->max_particles );
|
|
|
|
for( i = 0; i < NUM_AMBIENTS; i++ )
|
|
{
|
|
if( *GameInfo->ambientsound[i] )
|
|
{
|
|
if( !write_ambients )
|
|
{
|
|
FS_Print( f, "\n" );
|
|
write_ambients = true;
|
|
}
|
|
FS_Printf( f, "ambient%i\t\t%s\n", i, GameInfo->ambientsound[i] );
|
|
}
|
|
}
|
|
|
|
FS_Print( f, "\n\n\n" );
|
|
FS_Close( f ); // all done
|
|
}
|
|
|
|
void FS_InitGameInfo( gameinfo_t *GameInfo, const char *gamedir )
|
|
{
|
|
memset( GameInfo, 0, sizeof( *GameInfo ));
|
|
|
|
// filesystem info
|
|
Q_strncpy( GameInfo->gamefolder, gamedir, sizeof( GameInfo->gamefolder ));
|
|
Q_strncpy( GameInfo->basedir, "valve", sizeof( GameInfo->basedir ));
|
|
GameInfo->falldir[0] = 0;
|
|
Q_strncpy( GameInfo->startmap, "c0a0", sizeof( GameInfo->startmap ));
|
|
Q_strncpy( GameInfo->trainmap, "t0a0", sizeof( GameInfo->trainmap ));
|
|
Q_strncpy( GameInfo->title, "New Game", sizeof( GameInfo->title ));
|
|
GameInfo->version = 1.0f;
|
|
|
|
// .dll pathes
|
|
Q_strncpy( GameInfo->dll_path, "cl_dlls", sizeof( GameInfo->dll_path ));
|
|
Q_strncpy( GameInfo->game_dll, "dlls/hl.dll", sizeof( GameInfo->game_dll ));
|
|
Q_strncpy( GameInfo->game_dll_linux, "dlls/hl.so", sizeof( GameInfo->game_dll_linux ));
|
|
Q_strncpy( GameInfo->game_dll_osx, "dlls/hl.dylib", sizeof( GameInfo->game_dll_osx ));
|
|
|
|
// .ico path
|
|
Q_strncpy( GameInfo->iconpath, "game.ico", sizeof( GameInfo->iconpath ));
|
|
|
|
Q_strncpy( GameInfo->sp_entity, "info_player_start", sizeof( GameInfo->sp_entity ));
|
|
Q_strncpy( GameInfo->mp_entity, "info_player_deathmatch", sizeof( GameInfo->mp_entity ));
|
|
|
|
GameInfo->max_edicts = 900; // default value if not specified
|
|
GameInfo->max_tents = 500;
|
|
GameInfo->max_beams = 128;
|
|
GameInfo->max_particles = 4096;
|
|
}
|
|
|
|
void FS_ParseGenericGameInfo( gameinfo_t *GameInfo, const char *buf, const qboolean isGameInfo )
|
|
{
|
|
char *pfile = (char*) buf;
|
|
qboolean found_linux = false, found_osx = false;
|
|
string token;
|
|
|
|
while(( pfile = COM_ParseFile( pfile, token, sizeof( token ))) != NULL )
|
|
{
|
|
// different names in liblist/gameinfo
|
|
if( !Q_stricmp( token, isGameInfo ? "title" : "game" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->title, sizeof( GameInfo->title ));
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "fallback_dir" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->falldir, sizeof( GameInfo->falldir ));
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "startmap" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->startmap, sizeof( GameInfo->startmap ));
|
|
COM_StripExtension( GameInfo->startmap ); // HQ2:Amen has extension .bsp
|
|
}
|
|
// only trainmap is valid for gameinfo
|
|
else if( !Q_stricmp( token, "trainmap" ) ||
|
|
(!isGameInfo && !Q_stricmp( token, "trainingmap" )))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->trainmap, sizeof( GameInfo->trainmap ));
|
|
COM_StripExtension( GameInfo->trainmap ); // HQ2:Amen has extension .bsp
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "url_info" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->game_url, sizeof( GameInfo->game_url ));
|
|
}
|
|
// different names
|
|
else if( !Q_stricmp( token, isGameInfo ? "url_update" : "url_dl" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->update_url, sizeof( GameInfo->update_url ));
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "gamedll" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->game_dll, sizeof( GameInfo->game_dll ));
|
|
COM_FixSlashes( GameInfo->game_dll );
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "gamedll_linux" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->game_dll_linux, sizeof( GameInfo->game_dll_linux ));
|
|
found_linux = true;
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "gamedll_osx" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->game_dll_osx, sizeof( GameInfo->game_dll_osx ));
|
|
found_osx = true;
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "icon" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->iconpath, sizeof( GameInfo->iconpath ));
|
|
COM_FixSlashes( GameInfo->iconpath );
|
|
COM_DefaultExtension( GameInfo->iconpath, ".ico" );
|
|
}
|
|
else if( !Q_stricmp( token, "type" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
|
|
if( !isGameInfo && !Q_stricmp( token, "singleplayer_only" ))
|
|
{
|
|
// TODO: Remove this ugly hack too.
|
|
// This was made because Half-Life has multiplayer,
|
|
// but for some reason it's marked as singleplayer_only.
|
|
// Old WON version is fine.
|
|
if( !Q_stricmp( GameInfo->gamefolder, "valve") )
|
|
GameInfo->gamemode = GAME_NORMAL;
|
|
else
|
|
GameInfo->gamemode = GAME_SINGLEPLAYER_ONLY;
|
|
Q_strncpy( GameInfo->type, "Single", sizeof( GameInfo->type ));
|
|
}
|
|
else if( !isGameInfo && !Q_stricmp( token, "multiplayer_only" ))
|
|
{
|
|
GameInfo->gamemode = GAME_MULTIPLAYER_ONLY;
|
|
Q_strncpy( GameInfo->type, "Multiplayer", sizeof( GameInfo->type ));
|
|
}
|
|
else
|
|
{
|
|
// pass type without changes
|
|
if( !isGameInfo )
|
|
GameInfo->gamemode = GAME_NORMAL;
|
|
Q_strncpy( GameInfo->type, token, sizeof( GameInfo->type ));
|
|
}
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "version" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->version = Q_atof( token );
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "size" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->size = Q_atoi( token );
|
|
}
|
|
else if( !Q_stricmp( token, "edicts" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->max_edicts = Q_atoi( token );
|
|
}
|
|
else if( !Q_stricmp( token, isGameInfo ? "mp_entity" : "mpentity" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->mp_entity, sizeof( GameInfo->mp_entity ));
|
|
}
|
|
else if( !Q_stricmp( token, isGameInfo ? "mp_filter" : "mpfilter" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->mp_filter, sizeof( GameInfo->mp_filter ));
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "secure" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->secure = Q_atoi( token );
|
|
}
|
|
// valid for both
|
|
else if( !Q_stricmp( token, "nomodels" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->nomodels = Q_atoi( token );
|
|
}
|
|
else if( !Q_stricmp( token, isGameInfo ? "max_edicts" : "edicts" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->max_edicts = bound( MIN_EDICTS, Q_atoi( token ), MAX_EDICTS );
|
|
}
|
|
// only for gameinfo
|
|
else if( isGameInfo )
|
|
{
|
|
if( !Q_stricmp( token, "basedir" ))
|
|
{
|
|
string fs_path;
|
|
pfile = COM_ParseFile( pfile, fs_path, sizeof( fs_path ));
|
|
if( Q_stricmp( fs_path, GameInfo->basedir ) || Q_stricmp( fs_path, GameInfo->gamefolder ))
|
|
Q_strncpy( GameInfo->basedir, fs_path, sizeof( GameInfo->basedir ));
|
|
}
|
|
else if( !Q_stricmp( token, "sp_entity" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->sp_entity, sizeof( GameInfo->sp_entity ));
|
|
}
|
|
else if( isGameInfo && !Q_stricmp( token, "dllpath" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->dll_path, sizeof( GameInfo->dll_path ));
|
|
}
|
|
else if( isGameInfo && !Q_stricmp( token, "date" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, GameInfo->date, sizeof( GameInfo->date ));
|
|
}
|
|
else if( !Q_stricmp( token, "max_tempents" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->max_tents = bound( 300, Q_atoi( token ), 2048 );
|
|
}
|
|
else if( !Q_stricmp( token, "max_beams" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->max_beams = bound( 64, Q_atoi( token ), 512 );
|
|
}
|
|
else if( !Q_stricmp( token, "max_particles" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->max_particles = bound( 4096, Q_atoi( token ), 32768 );
|
|
}
|
|
else if( !Q_stricmp( token, "gamemode" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
// TODO: Remove this ugly hack too.
|
|
// This was made because Half-Life has multiplayer,
|
|
// but for some reason it's marked as singleplayer_only.
|
|
// Old WON version is fine.
|
|
if( !Q_stricmp( token, "singleplayer_only" ) && Q_stricmp( GameInfo->gamefolder, "valve") )
|
|
GameInfo->gamemode = GAME_SINGLEPLAYER_ONLY;
|
|
else if( !Q_stricmp( token, "multiplayer_only" ))
|
|
GameInfo->gamemode = GAME_MULTIPLAYER_ONLY;
|
|
}
|
|
else if( !Q_strnicmp( token, "ambient", 7 ))
|
|
{
|
|
int ambientNum = Q_atoi( token + 7 );
|
|
|
|
if( ambientNum < 0 || ambientNum > ( NUM_AMBIENTS - 1 ))
|
|
ambientNum = 0;
|
|
pfile = COM_ParseFile( pfile, GameInfo->ambientsound[ambientNum],
|
|
sizeof( GameInfo->ambientsound[ambientNum] ));
|
|
}
|
|
else if( !Q_stricmp( token, "noskills" ))
|
|
{
|
|
pfile = COM_ParseFile( pfile, token, sizeof( token ));
|
|
GameInfo->noskills = Q_atoi( token );
|
|
}
|
|
}
|
|
}
|
|
|
|
if( !found_linux || !found_osx )
|
|
{
|
|
// just replace extension from dll to so/dylib
|
|
char gamedll[64];
|
|
Q_strncpy( gamedll, GameInfo->game_dll, sizeof( gamedll ));
|
|
COM_StripExtension( gamedll );
|
|
|
|
if( !found_linux )
|
|
Q_snprintf( GameInfo->game_dll_linux, sizeof( GameInfo->game_dll_linux ), "%s.so", gamedll );
|
|
|
|
if( !found_osx )
|
|
Q_snprintf( GameInfo->game_dll_osx, sizeof( GameInfo->game_dll_osx ), "%s.dylib", gamedll );
|
|
}
|
|
|
|
// make sure what gamedir is really exist
|
|
if( !FS_SysFolderExists( va( "%s"PATH_SPLITTER"%s", host.rootdir, GameInfo->falldir )))
|
|
GameInfo->falldir[0] = '\0';
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_CreateDefaultGameInfo
|
|
================
|
|
*/
|
|
void FS_CreateDefaultGameInfo( const char *filename )
|
|
{
|
|
gameinfo_t defGI;
|
|
|
|
FS_InitGameInfo( &defGI, fs_basedir );
|
|
|
|
// make simple gameinfo.txt
|
|
FS_WriteGameInfo( filename, &defGI );
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_ParseLiblistGam
|
|
================
|
|
*/
|
|
static qboolean FS_ParseLiblistGam( const char *filename, const char *gamedir, gameinfo_t *GameInfo )
|
|
{
|
|
char *afile;
|
|
|
|
if( !GameInfo ) return false;
|
|
afile = (char *)FS_LoadDirectFile( filename, NULL );
|
|
if( !afile ) return false;
|
|
|
|
FS_InitGameInfo( GameInfo, gamedir );
|
|
|
|
FS_ParseGenericGameInfo( GameInfo, afile, false );
|
|
|
|
Mem_Free( afile );
|
|
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_ConvertGameInfo
|
|
================
|
|
*/
|
|
static qboolean FS_ConvertGameInfo( const char *gamedir, const char *gameinfo_path, const char *liblist_path )
|
|
{
|
|
gameinfo_t GameInfo;
|
|
|
|
memset( &GameInfo, 0, sizeof( GameInfo ));
|
|
|
|
if( FS_ParseLiblistGam( liblist_path, gamedir, &GameInfo ))
|
|
{
|
|
Con_DPrintf( "Convert %s to %s\n", liblist_path, gameinfo_path );
|
|
FS_WriteGameInfo( gameinfo_path, &GameInfo );
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_ReadGameInfo
|
|
================
|
|
*/
|
|
static qboolean FS_ReadGameInfo( const char *filepath, const char *gamedir, gameinfo_t *GameInfo )
|
|
{
|
|
char *afile;
|
|
|
|
afile = (char *)FS_LoadFile( filepath, NULL, false );
|
|
if( !afile ) return false;
|
|
|
|
FS_InitGameInfo( GameInfo, gamedir );
|
|
|
|
FS_ParseGenericGameInfo( GameInfo, afile, true );
|
|
|
|
Mem_Free( afile );
|
|
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_CheckForGameDir
|
|
================
|
|
*/
|
|
static qboolean FS_CheckForGameDir( const char *gamedir )
|
|
{
|
|
// if directory contain config.cfg it's 100% gamedir
|
|
if( FS_FileExists( va( "%s/config.cfg", gamedir ), false ))
|
|
return true;
|
|
|
|
// if directory contain progs.dat it's 100% gamedir
|
|
if( FS_FileExists( va( "%s/progs.dat", gamedir ), false ))
|
|
return true;
|
|
|
|
// quake mods probably always archived but can missed config.cfg before first running
|
|
if( FS_FileExists( va( "%s/pak0.pak", gamedir ), false ))
|
|
return true;
|
|
|
|
// NOTE; adds here some additional checks if you wished
|
|
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_ParseGameInfo
|
|
================
|
|
*/
|
|
static qboolean FS_ParseGameInfo( const char *gamedir, gameinfo_t *GameInfo )
|
|
{
|
|
string liblist_path, gameinfo_path;
|
|
string default_gameinfo_path;
|
|
gameinfo_t tmpGameInfo;
|
|
qboolean haveUpdate = false;
|
|
|
|
Q_snprintf( default_gameinfo_path, sizeof( default_gameinfo_path ), "%s/gameinfo.txt", fs_basedir );
|
|
Q_snprintf( gameinfo_path, sizeof( gameinfo_path ), "%s/gameinfo.txt", gamedir );
|
|
Q_snprintf( liblist_path, sizeof( liblist_path ), "%s/liblist.gam", gamedir );
|
|
|
|
// here goes some RoDir magic...
|
|
if( COM_CheckStringEmpty( host.rodir ) )
|
|
{
|
|
string filepath_ro, liblist_ro;
|
|
fs_offset_t roLibListTime, roGameInfoTime, rwGameInfoTime;
|
|
|
|
FS_AllowDirectPaths( true );
|
|
|
|
Q_snprintf( filepath_ro, sizeof( filepath_ro ), "%s/%s/gameinfo.txt", host.rodir, gamedir );
|
|
Q_snprintf( liblist_ro, sizeof( liblist_ro ), "%s/%s/liblist.gam", host.rodir, gamedir );
|
|
|
|
roLibListTime = FS_SysFileTime( liblist_ro );
|
|
roGameInfoTime = FS_SysFileTime( filepath_ro );
|
|
rwGameInfoTime = FS_SysFileTime( gameinfo_path );
|
|
|
|
if( roLibListTime > rwGameInfoTime )
|
|
{
|
|
haveUpdate = FS_ConvertGameInfo( gamedir, gameinfo_path, liblist_ro );
|
|
}
|
|
else if( roGameInfoTime > rwGameInfoTime )
|
|
{
|
|
char *afile_ro = (char *)FS_LoadDirectFile( filepath_ro, NULL );
|
|
|
|
if( afile_ro )
|
|
{
|
|
gameinfo_t gi;
|
|
|
|
haveUpdate = true;
|
|
|
|
FS_InitGameInfo( &gi, gamedir );
|
|
FS_ParseGenericGameInfo( &gi, afile_ro, true );
|
|
FS_WriteGameInfo( gameinfo_path, &gi );
|
|
Mem_Free( afile_ro );
|
|
}
|
|
}
|
|
|
|
FS_AllowDirectPaths( false );
|
|
}
|
|
|
|
// if user change liblist.gam update the gameinfo.txt
|
|
if( FS_FileTime( liblist_path, false ) > FS_FileTime( gameinfo_path, false ))
|
|
FS_ConvertGameInfo( gamedir, gameinfo_path, liblist_path );
|
|
|
|
// force to create gameinfo for specified game if missing
|
|
if(( FS_CheckForGameDir( gamedir ) || !Q_stricmp( fs_gamedir, gamedir )) && !FS_FileExists( gameinfo_path, false ))
|
|
{
|
|
memset( &tmpGameInfo, 0, sizeof( tmpGameInfo ));
|
|
|
|
if( FS_ReadGameInfo( default_gameinfo_path, gamedir, &tmpGameInfo ))
|
|
{
|
|
// now we have copy of game info from basedir but needs to change gamedir
|
|
Con_DPrintf( "Convert %s to %s\n", default_gameinfo_path, gameinfo_path );
|
|
Q_strncpy( tmpGameInfo.gamefolder, gamedir, sizeof( tmpGameInfo.gamefolder ));
|
|
FS_WriteGameInfo( gameinfo_path, &tmpGameInfo );
|
|
}
|
|
else FS_CreateDefaultGameInfo( gameinfo_path );
|
|
}
|
|
|
|
if( !GameInfo || !FS_FileExists( gameinfo_path, false ))
|
|
return false; // no dest
|
|
|
|
if( FS_ReadGameInfo( gameinfo_path, gamedir, GameInfo ))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_LoadGameInfo
|
|
|
|
can be passed null arg
|
|
================
|
|
*/
|
|
void FS_LoadGameInfo( const char *rootfolder )
|
|
{
|
|
int i;
|
|
|
|
// lock uplevel of gamedir for read\write
|
|
fs_ext_path = false;
|
|
|
|
if( rootfolder ) Q_strcpy( fs_gamedir, rootfolder );
|
|
Con_Reportf( "FS_LoadGameInfo( %s )\n", fs_gamedir );
|
|
|
|
// clear any old pathes
|
|
FS_ClearSearchPath();
|
|
|
|
// validate gamedir
|
|
for( i = 0; i < SI.numgames; i++ )
|
|
{
|
|
if( !Q_stricmp( SI.games[i]->gamefolder, fs_gamedir ))
|
|
break;
|
|
}
|
|
|
|
if( i == SI.numgames )
|
|
Sys_Error( "Couldn't find game directory '%s'\n", fs_gamedir );
|
|
|
|
SI.GameInfo = SI.games[i];
|
|
|
|
if( !Sys_GetParmFromCmdLine( "-dll", SI.gamedll ) )
|
|
{
|
|
SI.gamedll[0] = 0;
|
|
}
|
|
|
|
if( !Sys_GetParmFromCmdLine( "-clientlib", SI.clientlib ) )
|
|
{
|
|
SI.clientlib[0] = 0;
|
|
}
|
|
|
|
FS_Rescan(); // create new filesystem
|
|
|
|
Image_CheckPaletteQ1 ();
|
|
Host_InitDecals (); // reload decals
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_Init
|
|
================
|
|
*/
|
|
void FS_Init( void )
|
|
{
|
|
stringlist_t dirs;
|
|
qboolean hasBaseDir = false;
|
|
qboolean hasGameDir = false;
|
|
int i;
|
|
|
|
FS_InitMemory();
|
|
|
|
Cmd_AddRestrictedCommand( "fs_rescan", FS_Rescan_f, "rescan filesystem search pathes" );
|
|
Cmd_AddRestrictedCommand( "fs_path", FS_Path_f, "show filesystem search pathes" );
|
|
Cmd_AddRestrictedCommand( "fs_clearpaths", FS_ClearPaths_f, "clear filesystem search pathes" );
|
|
|
|
#if !XASH_WIN32
|
|
if( Sys_CheckParm( "-casesensitive" ) )
|
|
fs_caseinsensitive = false;
|
|
|
|
if( !fs_caseinsensitive )
|
|
{
|
|
if( COM_CheckStringEmpty( host.rodir ) && !Q_strcmp( host.rodir, host.rootdir ) )
|
|
{
|
|
Sys_Error( "RoDir and default rootdir can't point to same directory!" );
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
if( COM_CheckStringEmpty( host.rodir ) && !Q_stricmp( host.rodir, host.rootdir ) )
|
|
{
|
|
Sys_Error( "RoDir and default rootdir can't point to same directory!" );
|
|
}
|
|
}
|
|
|
|
// ignore commandlineoption "-game" for other stuff
|
|
SI.numgames = 0;
|
|
|
|
Q_strncpy( fs_basedir, SI.basedirName, sizeof( fs_basedir )); // default dir
|
|
|
|
if( !Sys_GetParmFromCmdLine( "-game", fs_gamedir ))
|
|
Q_strncpy( fs_gamedir, fs_basedir, sizeof( fs_gamedir )); // gamedir == basedir
|
|
|
|
if( FS_CheckNastyPath( fs_basedir, true ))
|
|
{
|
|
// this is completely fatal...
|
|
Sys_Error( "invalid base directory \"%s\"\n", fs_basedir );
|
|
}
|
|
|
|
if( FS_CheckNastyPath( fs_gamedir, true ))
|
|
{
|
|
Con_Printf( S_ERROR "invalid game directory \"%s\"\n", fs_gamedir );
|
|
Q_strncpy( fs_gamedir, fs_basedir, sizeof( fs_gamedir )); // default dir
|
|
}
|
|
|
|
// add readonly directories first
|
|
if( COM_CheckStringEmpty( host.rodir ) )
|
|
{
|
|
stringlistinit( &dirs );
|
|
listdirectory( &dirs, host.rodir, false );
|
|
stringlistsort( &dirs );
|
|
|
|
for( i = 0; i < dirs.numstrings; i++ )
|
|
{
|
|
char *roPath = va( "%s" PATH_SPLITTER "%s" PATH_SPLITTER, host.rodir, dirs.strings[i] );
|
|
char *rwPath = va( "%s" PATH_SPLITTER "%s" PATH_SPLITTER, host.rootdir, dirs.strings[i] );
|
|
|
|
// check if it's a directory
|
|
if( !FS_SysFolderExists( roPath ))
|
|
continue;
|
|
|
|
// no need to check folders here, FS_CreatePath will not fail
|
|
FS_CreatePath( rwPath );
|
|
}
|
|
|
|
stringlistfreecontents( &dirs );
|
|
}
|
|
|
|
// validate directories
|
|
stringlistinit( &dirs );
|
|
listdirectory( &dirs, "./", false );
|
|
stringlistsort( &dirs );
|
|
|
|
for( i = 0; i < dirs.numstrings; i++ )
|
|
{
|
|
if( !Q_stricmp( fs_basedir, dirs.strings[i] ))
|
|
hasBaseDir = true;
|
|
|
|
if( !Q_stricmp( fs_gamedir, dirs.strings[i] ))
|
|
hasGameDir = true;
|
|
}
|
|
|
|
if( !hasGameDir )
|
|
{
|
|
Con_Printf( S_ERROR "game directory \"%s\" not exist\n", fs_gamedir );
|
|
if( hasBaseDir ) Q_strncpy( fs_gamedir, fs_basedir, sizeof( fs_gamedir ));
|
|
}
|
|
|
|
// build list of game directories here
|
|
FS_AddGameDirectory( "./", 0 );
|
|
|
|
for( i = 0; i < dirs.numstrings; i++ )
|
|
{
|
|
if( !FS_SysFolderExists( dirs.strings[i] ) || ( !Q_strcmp( dirs.strings[i], ".." ) && !fs_ext_path ))
|
|
continue;
|
|
|
|
if( SI.games[SI.numgames] == NULL )
|
|
SI.games[SI.numgames] = (gameinfo_t *)Mem_Calloc( fs_mempool, sizeof( gameinfo_t ));
|
|
|
|
if( FS_ParseGameInfo( dirs.strings[i], SI.games[SI.numgames] ))
|
|
SI.numgames++; // added
|
|
}
|
|
|
|
stringlistfreecontents( &dirs );
|
|
Con_Reportf( "FS_Init: done\n" );
|
|
}
|
|
|
|
void FS_AllowDirectPaths( qboolean enable )
|
|
{
|
|
fs_ext_path = enable;
|
|
}
|
|
|
|
/*
|
|
================
|
|
FS_Shutdown
|
|
================
|
|
*/
|
|
void FS_Shutdown( void )
|
|
{
|
|
int i;
|
|
|
|
// release gamedirs
|
|
for( i = 0; i < SI.numgames; i++ )
|
|
if( SI.games[i] ) Mem_Free( SI.games[i] );
|
|
|
|
memset( &SI, 0, sizeof( sysinfo_t ));
|
|
|
|
FS_ClearSearchPath(); // release all wad files too
|
|
Mem_FreePool( &fs_mempool );
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_SysFileTime
|
|
|
|
Internal function used to determine filetime
|
|
====================
|
|
*/
|
|
static int FS_SysFileTime( const char *filename )
|
|
{
|
|
struct stat buf;
|
|
|
|
if( stat( filename, &buf ) == -1 )
|
|
return -1;
|
|
|
|
return buf.st_mtime;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_SysOpen
|
|
|
|
Internal function used to create a file_t and open the relevant non-packed file on disk
|
|
====================
|
|
*/
|
|
static file_t *FS_SysOpen( const char *filepath, const char *mode )
|
|
{
|
|
file_t *file;
|
|
int mod, opt;
|
|
uint ind;
|
|
|
|
// Parse the mode string
|
|
switch( mode[0] )
|
|
{
|
|
case 'r': // read
|
|
mod = O_RDONLY;
|
|
opt = 0;
|
|
break;
|
|
case 'w': // write
|
|
mod = O_WRONLY;
|
|
opt = O_CREAT | O_TRUNC;
|
|
break;
|
|
case 'a': // append
|
|
mod = O_WRONLY;
|
|
opt = O_CREAT | O_APPEND;
|
|
break;
|
|
case 'e': // edit
|
|
mod = O_WRONLY;
|
|
opt = O_CREAT;
|
|
break;
|
|
default:
|
|
return NULL;
|
|
}
|
|
|
|
for( ind = 1; mode[ind] != '\0'; ind++ )
|
|
{
|
|
switch( mode[ind] )
|
|
{
|
|
case '+':
|
|
mod = O_RDWR;
|
|
break;
|
|
case 'b':
|
|
opt |= O_BINARY;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
file = (file_t *)Mem_Calloc( fs_mempool, sizeof( *file ));
|
|
file->filetime = FS_SysFileTime( filepath );
|
|
file->ungetc = EOF;
|
|
|
|
#if XASH_WIN32
|
|
file->handle = _wopen( FS_PathToWideChar(filepath), mod | opt, 0666 );
|
|
#else
|
|
file->handle = open( filepath, mod|opt, 0666 );
|
|
#endif
|
|
|
|
#if !XASH_WIN32
|
|
if( file->handle < 0 )
|
|
{
|
|
const char *ffilepath = FS_FixFileCase( filepath );
|
|
if( ffilepath != filepath )
|
|
file->handle = open( ffilepath, mod|opt, 0666 );
|
|
if( file->handle >= 0 )
|
|
FS_BackupFileName( file, ffilepath, mod|opt );
|
|
}
|
|
else
|
|
FS_BackupFileName( file, filepath, mod|opt );
|
|
#endif
|
|
|
|
if( file->handle < 0 )
|
|
{
|
|
Mem_Free( file );
|
|
return NULL;
|
|
}
|
|
|
|
|
|
file->real_length = lseek( file->handle, 0, SEEK_END );
|
|
|
|
// uncomment do disable write
|
|
//if( opt & O_CREAT )
|
|
// return NULL;
|
|
|
|
// For files opened in append mode, we start at the end of the file
|
|
if( opt & O_APPEND ) file->position = file->real_length;
|
|
else lseek( file->handle, 0, SEEK_SET );
|
|
|
|
return file;
|
|
}
|
|
/*
|
|
static int FS_DuplicateHandle( const char *filename, int handle, fs_offset_t pos )
|
|
{
|
|
#ifdef HAVE_DUP
|
|
return dup( handle );
|
|
#else
|
|
int newhandle = open( filename, O_RDONLY|O_BINARY );
|
|
lseek( newhandle, pos, SEEK_SET );
|
|
return newhandle;
|
|
#endif
|
|
}
|
|
*/
|
|
|
|
static file_t *FS_OpenHandle( const char *syspath, int handle, fs_offset_t offset, fs_offset_t len )
|
|
{
|
|
file_t *file = (file_t *)Mem_Calloc( fs_mempool, sizeof( file_t ));
|
|
#ifndef XASH_REDUCE_FD
|
|
#ifdef HAVE_DUP
|
|
file->handle = dup( handle );
|
|
#else
|
|
file->handle = open( syspath, O_RDONLY|O_BINARY );
|
|
#endif
|
|
|
|
if( lseek( file->handle, offset, SEEK_SET ) == -1 )
|
|
{
|
|
Mem_Free( file );
|
|
return NULL;
|
|
}
|
|
|
|
#else
|
|
file->backup_position = offset;
|
|
file->backup_path = copystring( syspath );
|
|
file->backup_options = O_RDONLY|O_BINARY;
|
|
file->handle = -1;
|
|
#endif
|
|
|
|
file->real_length = len;
|
|
file->offset = offset;
|
|
file->position = 0;
|
|
file->ungetc = EOF;
|
|
|
|
return file;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
FS_OpenPackedFile
|
|
|
|
Open a packed file using its package file descriptor
|
|
===========
|
|
*/
|
|
file_t *FS_OpenPackedFile( pack_t *pack, int pack_ind )
|
|
{
|
|
dpackfile_t *pfile;
|
|
|
|
pfile = &pack->files[pack_ind];
|
|
|
|
return FS_OpenHandle( pack->filename, pack->handle, pfile->filepos, pfile->filelen );
|
|
}
|
|
|
|
/*
|
|
===========
|
|
FS_OpenZipFile
|
|
|
|
Open a packed file using its package file descriptor
|
|
===========
|
|
*/
|
|
file_t *FS_OpenZipFile( zip_t *zip, int pack_ind )
|
|
{
|
|
zipfile_t *pfile;
|
|
pfile = &zip->files[pack_ind];
|
|
|
|
// compressed files handled in Zip_LoadFile
|
|
if( pfile->flags != ZIP_COMPRESSION_NO_COMPRESSION )
|
|
{
|
|
Con_Printf( S_ERROR "%s: can't open compressed file %s\n", __FUNCTION__, pfile->name );
|
|
return NULL;
|
|
}
|
|
|
|
return FS_OpenHandle( zip->filename, zip->handle, pfile->offset, pfile->size );
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_SysFileExists
|
|
|
|
Look for a file in the filesystem only
|
|
==================
|
|
*/
|
|
qboolean FS_SysFileExists( const char *path, qboolean caseinsensitive )
|
|
{
|
|
#if XASH_WIN32
|
|
int desc;
|
|
|
|
if(( desc = open( path, O_RDONLY|O_BINARY )) < 0 )
|
|
return false;
|
|
|
|
close( desc );
|
|
return true;
|
|
#else
|
|
int ret;
|
|
struct stat buf;
|
|
|
|
ret = stat( path, &buf );
|
|
|
|
// speedup custom path search
|
|
if( caseinsensitive && ( ret < 0 ) )
|
|
{
|
|
const char *fpath = FS_FixFileCase( path );
|
|
if( fpath != path )
|
|
ret = stat( fpath, &buf );
|
|
}
|
|
|
|
if( ret < 0 )
|
|
return false;
|
|
|
|
return S_ISREG( buf.st_mode );
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_SetCurrentDirectory
|
|
|
|
Sets current directory, path should be in UTF-8 encoding
|
|
==================
|
|
*/
|
|
int FS_SetCurrentDirectory( const char *path )
|
|
{
|
|
#if XASH_WIN32
|
|
return SetCurrentDirectoryW( FS_PathToWideChar(path) );
|
|
#elif XASH_POSIX
|
|
return !chdir( path );
|
|
#else
|
|
#error
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_SysFolderExists
|
|
|
|
Look for a existing folder
|
|
==================
|
|
*/
|
|
qboolean FS_SysFolderExists( const char *path )
|
|
{
|
|
#if XASH_WIN32
|
|
DWORD dwFlags = GetFileAttributes( path );
|
|
|
|
return ( dwFlags != -1 ) && ( dwFlags & FILE_ATTRIBUTE_DIRECTORY );
|
|
#else
|
|
DIR *dir = opendir( path );
|
|
|
|
if( dir )
|
|
{
|
|
closedir( dir );
|
|
return true;
|
|
}
|
|
else if( (errno == ENOENT) || (errno == ENOTDIR) )
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
Con_Reportf( S_ERROR "FS_SysFolderExists: problem while opening dir: %s\n", strerror( errno ) );
|
|
return false;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_FindFile
|
|
|
|
Look for a file in the packages and in the filesystem
|
|
|
|
Return the searchpath where the file was found (or NULL)
|
|
and the file index in the package if relevant
|
|
====================
|
|
*/
|
|
static searchpath_t *FS_FindFile( const char *name, int *index, qboolean gamedironly )
|
|
{
|
|
searchpath_t *search;
|
|
char *pEnvPath;
|
|
|
|
// search through the path, one element at a time
|
|
for( search = fs_searchpaths; search; search = search->next )
|
|
{
|
|
if( gamedironly & !FBitSet( search->flags, FS_GAMEDIRONLY_SEARCH_FLAGS ))
|
|
continue;
|
|
|
|
// is the element a pak file?
|
|
if( search->pack )
|
|
{
|
|
int left, right, middle;
|
|
pack_t *pak;
|
|
|
|
pak = search->pack;
|
|
|
|
// look for the file (binary search)
|
|
left = 0;
|
|
right = pak->numfiles - 1;
|
|
while( left <= right )
|
|
{
|
|
int diff;
|
|
|
|
middle = (left + right) / 2;
|
|
diff = Q_stricmp( pak->files[middle].name, name );
|
|
|
|
// Found it
|
|
if( !diff )
|
|
{
|
|
if( index ) *index = middle;
|
|
return search;
|
|
}
|
|
|
|
// if we're too far in the list
|
|
if( diff > 0 )
|
|
right = middle - 1;
|
|
else left = middle + 1;
|
|
}
|
|
}
|
|
else if( search->wad )
|
|
{
|
|
dlumpinfo_t *lump;
|
|
signed char type = W_TypeFromExt( name );
|
|
qboolean anywadname = true;
|
|
string wadname, wadfolder;
|
|
string shortname;
|
|
|
|
// quick reject by filetype
|
|
if( type == TYP_NONE ) continue;
|
|
COM_ExtractFilePath( name, wadname );
|
|
wadfolder[0] = '\0';
|
|
|
|
if( COM_CheckStringEmpty( wadname ) )
|
|
{
|
|
COM_FileBase( wadname, wadname );
|
|
Q_strncpy( wadfolder, wadname, sizeof( wadfolder ));
|
|
COM_DefaultExtension( wadname, ".wad" );
|
|
anywadname = false;
|
|
}
|
|
|
|
// make wadname from wad fullpath
|
|
COM_FileBase( search->wad->filename, shortname );
|
|
COM_DefaultExtension( shortname, ".wad" );
|
|
|
|
// quick reject by wadname
|
|
if( !anywadname && Q_stricmp( wadname, shortname ))
|
|
continue;
|
|
|
|
// NOTE: we can't using long names for wad,
|
|
// because we using original wad names[16];
|
|
COM_FileBase( name, shortname );
|
|
|
|
lump = W_FindLump( search->wad, shortname, type );
|
|
|
|
if( lump )
|
|
{
|
|
if( index )
|
|
*index = lump - search->wad->lumps;
|
|
return search;
|
|
}
|
|
}
|
|
else if( search->zip )
|
|
{
|
|
int left, right, middle;
|
|
zip_t *zip;
|
|
|
|
zip = search->zip;
|
|
|
|
// look for the file (binary search)
|
|
left = 0;
|
|
right = zip->numfiles - 1;
|
|
|
|
while( left <= right )
|
|
{
|
|
int diff;
|
|
|
|
middle = (left + right) / 2;
|
|
diff = Q_stricmp( zip->files[middle].name, name );
|
|
|
|
// Found it
|
|
if( !diff )
|
|
{
|
|
if( index ) *index = middle;
|
|
return search;
|
|
}
|
|
|
|
// if we're too far in the list
|
|
if( diff > 0 )
|
|
right = middle - 1;
|
|
else left = middle + 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
char netpath[MAX_SYSPATH];
|
|
|
|
Q_sprintf( netpath, "%s%s", search->filename, name );
|
|
|
|
if( FS_SysFileExists( netpath, !( search->flags & FS_CUSTOM_PATH ) ))
|
|
{
|
|
if( index != NULL ) *index = -1;
|
|
return search;
|
|
}
|
|
}
|
|
}
|
|
|
|
if( fs_ext_path )
|
|
{
|
|
char netpath[MAX_SYSPATH];
|
|
|
|
// clear searchpath
|
|
search = &fs_directpath;
|
|
memset( search, 0, sizeof( searchpath_t ));
|
|
|
|
// root folder has a more priority than netpath
|
|
Q_strncpy( search->filename, host.rootdir, sizeof( search->filename ));
|
|
Q_strcat( search->filename, PATH_SPLITTER );
|
|
Q_snprintf( netpath, MAX_SYSPATH, "%s%s", search->filename, name );
|
|
|
|
if( FS_SysFileExists( netpath, !( search->flags & FS_CUSTOM_PATH ) ))
|
|
{
|
|
if( index != NULL )
|
|
*index = -1;
|
|
return search;
|
|
}
|
|
|
|
#if 0
|
|
// search for environment path
|
|
while( ( pEnvPath = getenv( "Path" ) ) )
|
|
{
|
|
char *end = Q_strchr( pEnvPath, ';' );
|
|
if( !end ) break;
|
|
Q_strncpy( search->filename, pEnvPath, (end - pEnvPath) + 1 );
|
|
Q_strcat( search->filename, PATH_SPLITTER );
|
|
Q_snprintf( netpath, MAX_SYSPATH, "%s%s", search->filename, name );
|
|
|
|
if( FS_SysFileExists( netpath, !( search->flags & FS_CUSTOM_PATH ) ))
|
|
{
|
|
if( index != NULL )
|
|
*index = -1;
|
|
return search;
|
|
}
|
|
pEnvPath += (end - pEnvPath) + 1; // move pointer
|
|
}
|
|
#endif // 0
|
|
}
|
|
|
|
if( index != NULL )
|
|
*index = -1;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/*
|
|
===========
|
|
FS_OpenReadFile
|
|
|
|
Look for a file in the search paths and open it in read-only mode
|
|
===========
|
|
*/
|
|
file_t *FS_OpenReadFile( const char *filename, const char *mode, qboolean gamedironly )
|
|
{
|
|
searchpath_t *search;
|
|
int pack_ind;
|
|
|
|
search = FS_FindFile( filename, &pack_ind, gamedironly );
|
|
|
|
// not found?
|
|
if( search == NULL )
|
|
return NULL;
|
|
|
|
if( search->pack )
|
|
return FS_OpenPackedFile( search->pack, pack_ind );
|
|
else if( search->wad )
|
|
return NULL; // let W_LoadFile get lump correctly
|
|
else if( search->zip )
|
|
return FS_OpenZipFile( search->zip, pack_ind );
|
|
else if( pack_ind < 0 )
|
|
{
|
|
char path [MAX_SYSPATH];
|
|
|
|
// found in the filesystem?
|
|
Q_sprintf( path, "%s%s", search->filename, filename );
|
|
return FS_SysOpen( path, mode );
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
=============================================================================
|
|
|
|
MAIN PUBLIC FUNCTIONS
|
|
|
|
=============================================================================
|
|
*/
|
|
/*
|
|
====================
|
|
FS_Open
|
|
|
|
Open a file. The syntax is the same as fopen
|
|
====================
|
|
*/
|
|
file_t *FS_Open( const char *filepath, const char *mode, qboolean gamedironly )
|
|
{
|
|
// some stupid mappers used leading '/' or '\' in path to models or sounds
|
|
if( filepath[0] == '/' || filepath[0] == '\\' )
|
|
filepath++;
|
|
|
|
if( filepath[0] == '/' || filepath[0] == '\\' )
|
|
filepath++;
|
|
|
|
if( FS_CheckNastyPath( filepath, false ))
|
|
return NULL;
|
|
|
|
// if the file is opened in "write", "append", or "read/write" mode
|
|
if( mode[0] == 'w' || mode[0] == 'a'|| mode[0] == 'e' || Q_strchr( mode, '+' ))
|
|
{
|
|
char real_path[MAX_SYSPATH];
|
|
|
|
// open the file on disk directly
|
|
Q_sprintf( real_path, "%s/%s", fs_writedir, filepath );
|
|
FS_CreatePath( real_path );// Create directories up to the file
|
|
return FS_SysOpen( real_path, mode );
|
|
}
|
|
|
|
// else, we look at the various search paths and open the file in read-only mode
|
|
return FS_OpenReadFile( filepath, mode, gamedironly );
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Close
|
|
|
|
Close a file
|
|
====================
|
|
*/
|
|
int FS_Close( file_t *file )
|
|
{
|
|
if( !file ) return 0;
|
|
|
|
FS_BackupFileName( file, NULL, 0 );
|
|
|
|
if( file->handle >= 0 )
|
|
if( close( file->handle ))
|
|
return EOF;
|
|
|
|
Mem_Free( file );
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Write
|
|
|
|
Write "datasize" bytes into a file
|
|
====================
|
|
*/
|
|
fs_offset_t FS_Write( file_t *file, const void *data, size_t datasize )
|
|
{
|
|
fs_offset_t result;
|
|
|
|
if( !file ) return 0;
|
|
|
|
// if necessary, seek to the exact file position we're supposed to be
|
|
if( file->buff_ind != file->buff_len )
|
|
lseek( file->handle, file->buff_ind - file->buff_len, SEEK_CUR );
|
|
|
|
// purge cached data
|
|
FS_Purge( file );
|
|
|
|
// write the buffer and update the position
|
|
result = write( file->handle, data, (fs_offset_t)datasize );
|
|
file->position = lseek( file->handle, 0, SEEK_CUR );
|
|
|
|
if( file->real_length < file->position )
|
|
file->real_length = file->position;
|
|
|
|
if( result < 0 )
|
|
return 0;
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Read
|
|
|
|
Read up to "buffersize" bytes from a file
|
|
====================
|
|
*/
|
|
fs_offset_t FS_Read( file_t *file, void *buffer, size_t buffersize )
|
|
{
|
|
fs_offset_t count, done;
|
|
fs_offset_t nb;
|
|
|
|
// nothing to copy
|
|
if( buffersize == 0 ) return 1;
|
|
|
|
// Get rid of the ungetc character
|
|
if( file->ungetc != EOF )
|
|
{
|
|
((char*)buffer)[0] = file->ungetc;
|
|
buffersize--;
|
|
file->ungetc = EOF;
|
|
done = 1;
|
|
}
|
|
else done = 0;
|
|
|
|
// first, we copy as many bytes as we can from "buff"
|
|
if( file->buff_ind < file->buff_len )
|
|
{
|
|
count = file->buff_len - file->buff_ind;
|
|
|
|
done += ((fs_offset_t)buffersize > count ) ? count : (fs_offset_t)buffersize;
|
|
memcpy( buffer, &file->buff[file->buff_ind], done );
|
|
file->buff_ind += done;
|
|
|
|
buffersize -= done;
|
|
if( buffersize == 0 )
|
|
return done;
|
|
}
|
|
|
|
// NOTE: at this point, the read buffer is always empty
|
|
|
|
FS_EnsureOpenFile( file );
|
|
// we must take care to not read after the end of the file
|
|
count = file->real_length - file->position;
|
|
|
|
// if we have a lot of data to get, put them directly into "buffer"
|
|
if( buffersize > sizeof( file->buff ) / 2 )
|
|
{
|
|
if( count > (fs_offset_t)buffersize )
|
|
count = (fs_offset_t)buffersize;
|
|
lseek( file->handle, file->offset + file->position, SEEK_SET );
|
|
nb = read (file->handle, &((byte *)buffer)[done], count );
|
|
|
|
if( nb > 0 )
|
|
{
|
|
done += nb;
|
|
file->position += nb;
|
|
// purge cached data
|
|
FS_Purge( file );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if( count > (fs_offset_t)sizeof( file->buff ))
|
|
count = (fs_offset_t)sizeof( file->buff );
|
|
lseek( file->handle, file->offset + file->position, SEEK_SET );
|
|
nb = read( file->handle, file->buff, count );
|
|
|
|
if( nb > 0 )
|
|
{
|
|
file->buff_len = nb;
|
|
file->position += nb;
|
|
|
|
// copy the requested data in "buffer" (as much as we can)
|
|
count = (fs_offset_t)buffersize > file->buff_len ? file->buff_len : (fs_offset_t)buffersize;
|
|
memcpy( &((byte *)buffer)[done], file->buff, count );
|
|
file->buff_ind = count;
|
|
done += count;
|
|
}
|
|
}
|
|
|
|
return done;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Print
|
|
|
|
Print a string into a file
|
|
====================
|
|
*/
|
|
int FS_Print( file_t *file, const char *msg )
|
|
{
|
|
return FS_Write( file, msg, Q_strlen( msg ));
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Printf
|
|
|
|
Print a string into a file
|
|
====================
|
|
*/
|
|
int FS_Printf( file_t *file, const char *format, ... )
|
|
{
|
|
int result;
|
|
va_list args;
|
|
|
|
va_start( args, format );
|
|
result = FS_VPrintf( file, format, args );
|
|
va_end( args );
|
|
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_VPrintf
|
|
|
|
Print a string into a file
|
|
====================
|
|
*/
|
|
int FS_VPrintf( file_t *file, const char *format, va_list ap )
|
|
{
|
|
int len;
|
|
fs_offset_t buff_size = MAX_SYSPATH;
|
|
char *tempbuff;
|
|
|
|
if( !file ) return 0;
|
|
|
|
while( 1 )
|
|
{
|
|
tempbuff = (char *)Mem_Malloc( fs_mempool, buff_size );
|
|
len = Q_vsprintf( tempbuff, format, ap );
|
|
|
|
if( len >= 0 && len < buff_size )
|
|
break;
|
|
|
|
Mem_Free( tempbuff );
|
|
buff_size *= 2;
|
|
}
|
|
|
|
len = write( file->handle, tempbuff, len );
|
|
Mem_Free( tempbuff );
|
|
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Getc
|
|
|
|
Get the next character of a file
|
|
====================
|
|
*/
|
|
int FS_Getc( file_t *file )
|
|
{
|
|
char c;
|
|
|
|
if( FS_Read( file, &c, 1 ) != 1 )
|
|
return EOF;
|
|
|
|
return c;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_UnGetc
|
|
|
|
Put a character back into the read buffer (only supports one character!)
|
|
====================
|
|
*/
|
|
int FS_UnGetc( file_t *file, byte c )
|
|
{
|
|
// If there's already a character waiting to be read
|
|
if( file->ungetc != EOF )
|
|
return EOF;
|
|
|
|
file->ungetc = c;
|
|
return c;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Gets
|
|
|
|
Same as fgets
|
|
====================
|
|
*/
|
|
int FS_Gets( file_t *file, byte *string, size_t bufsize )
|
|
{
|
|
int c, end = 0;
|
|
|
|
while( 1 )
|
|
{
|
|
c = FS_Getc( file );
|
|
|
|
if( c == '\r' || c == '\n' || c < 0 )
|
|
break;
|
|
|
|
if( end < bufsize - 1 )
|
|
string[end++] = c;
|
|
}
|
|
string[end] = 0;
|
|
|
|
// remove \n following \r
|
|
if( c == '\r' )
|
|
{
|
|
c = FS_Getc( file );
|
|
|
|
if( c != '\n' )
|
|
FS_UnGetc( file, (byte)c );
|
|
}
|
|
|
|
return c;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Seek
|
|
|
|
Move the position index in a file
|
|
====================
|
|
*/
|
|
int FS_Seek( file_t *file, fs_offset_t offset, int whence )
|
|
{
|
|
// compute the file offset
|
|
switch( whence )
|
|
{
|
|
case SEEK_CUR:
|
|
offset += file->position - file->buff_len + file->buff_ind;
|
|
break;
|
|
case SEEK_SET:
|
|
break;
|
|
case SEEK_END:
|
|
offset += file->real_length;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
|
|
if( offset < 0 || offset > file->real_length )
|
|
return -1;
|
|
|
|
// if we have the data in our read buffer, we don't need to actually seek
|
|
if( file->position - file->buff_len <= offset && offset <= file->position )
|
|
{
|
|
file->buff_ind = offset + file->buff_len - file->position;
|
|
return 0;
|
|
}
|
|
|
|
FS_EnsureOpenFile( file );
|
|
// Purge cached data
|
|
FS_Purge( file );
|
|
|
|
if( lseek( file->handle, file->offset + offset, SEEK_SET ) == -1 )
|
|
return -1;
|
|
file->position = offset;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Tell
|
|
|
|
Give the current position in a file
|
|
====================
|
|
*/
|
|
fs_offset_t FS_Tell( file_t *file )
|
|
{
|
|
if( !file ) return 0;
|
|
return file->position - file->buff_len + file->buff_ind;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Eof
|
|
|
|
indicates at reached end of file
|
|
====================
|
|
*/
|
|
qboolean FS_Eof( file_t *file )
|
|
{
|
|
if( !file ) return true;
|
|
return (( file->position - file->buff_len + file->buff_ind ) == file->real_length ) ? true : false;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
FS_Purge
|
|
|
|
Erases any buffered input or output data
|
|
====================
|
|
*/
|
|
void FS_Purge( file_t *file )
|
|
{
|
|
file->buff_len = 0;
|
|
file->buff_ind = 0;
|
|
file->ungetc = EOF;
|
|
}
|
|
|
|
/*
|
|
============
|
|
FS_LoadFile
|
|
|
|
Filename are relative to the xash directory.
|
|
Always appends a 0 byte.
|
|
============
|
|
*/
|
|
byte *FS_LoadFile( const char *path, fs_offset_t *filesizeptr, qboolean gamedironly )
|
|
{
|
|
file_t *file;
|
|
byte *buf = NULL;
|
|
fs_offset_t filesize = 0;
|
|
|
|
file = FS_Open( path, "rb", gamedironly );
|
|
|
|
if( file )
|
|
{
|
|
filesize = file->real_length;
|
|
|
|
buf = (byte *)Mem_Malloc( fs_mempool, filesize + 1 );
|
|
buf[filesize] = '\0';
|
|
FS_Read( file, buf, filesize );
|
|
FS_Close( file );
|
|
}
|
|
else
|
|
{
|
|
buf = W_LoadFile( path, &filesize, gamedironly );
|
|
|
|
if( !buf )
|
|
buf = Zip_LoadFile( path, &filesize, gamedironly );
|
|
|
|
}
|
|
|
|
if( filesizeptr )
|
|
*filesizeptr = filesize;
|
|
|
|
return buf;
|
|
}
|
|
|
|
qboolean CRC32_File( dword *crcvalue, const char *filename )
|
|
{
|
|
char buffer[1024];
|
|
int num_bytes;
|
|
file_t *f;
|
|
|
|
f = FS_Open( filename, "rb", false );
|
|
if( !f ) return false;
|
|
|
|
Assert( crcvalue != NULL );
|
|
CRC32_Init( crcvalue );
|
|
|
|
while( 1 )
|
|
{
|
|
num_bytes = FS_Read( f, buffer, sizeof( buffer ));
|
|
|
|
if( num_bytes > 0 )
|
|
CRC32_ProcessBuffer( crcvalue, buffer, num_bytes );
|
|
|
|
if( FS_Eof( f )) break;
|
|
}
|
|
|
|
FS_Close( f );
|
|
return true;
|
|
}
|
|
|
|
qboolean MD5_HashFile( byte digest[16], const char *pszFileName, uint seed[4] )
|
|
{
|
|
file_t *file;
|
|
byte buffer[1024];
|
|
MD5Context_t MD5_Hash;
|
|
int bytes;
|
|
|
|
if(( file = FS_Open( pszFileName, "rb", false )) == NULL )
|
|
return false;
|
|
|
|
memset( &MD5_Hash, 0, sizeof( MD5Context_t ));
|
|
|
|
MD5Init( &MD5_Hash );
|
|
|
|
if( seed )
|
|
{
|
|
MD5Update( &MD5_Hash, (const byte *)seed, 16 );
|
|
}
|
|
|
|
while( 1 )
|
|
{
|
|
bytes = FS_Read( file, buffer, sizeof( buffer ));
|
|
|
|
if( bytes > 0 )
|
|
MD5Update( &MD5_Hash, buffer, bytes );
|
|
|
|
if( FS_Eof( file ))
|
|
break;
|
|
}
|
|
|
|
FS_Close( file );
|
|
MD5Final( digest, &MD5_Hash );
|
|
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
============
|
|
FS_LoadFile
|
|
|
|
Filename are relative to the xash directory.
|
|
Always appends a 0 byte.
|
|
============
|
|
*/
|
|
byte *FS_LoadDirectFile( const char *path, fs_offset_t *filesizeptr )
|
|
{
|
|
file_t *file;
|
|
byte *buf = NULL;
|
|
fs_offset_t filesize = 0;
|
|
|
|
file = FS_SysOpen( path, "rb" );
|
|
|
|
if( !file )
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
// Try to load
|
|
filesize = file->real_length;
|
|
buf = (byte *)Mem_Malloc( fs_mempool, filesize + 1 );
|
|
buf[filesize] = '\0';
|
|
FS_Read( file, buf, filesize );
|
|
FS_Close( file );
|
|
|
|
if( filesizeptr )
|
|
*filesizeptr = filesize;
|
|
|
|
return buf;
|
|
}
|
|
|
|
|
|
/*
|
|
============
|
|
FS_WriteFile
|
|
|
|
The filename will be prefixed by the current game directory
|
|
============
|
|
*/
|
|
qboolean FS_WriteFile( const char *filename, const void *data, fs_offset_t len )
|
|
{
|
|
file_t *file;
|
|
|
|
file = FS_Open( filename, "wb", false );
|
|
|
|
if( !file )
|
|
{
|
|
Con_Reportf( S_ERROR "FS_WriteFile: failed on %s\n", filename);
|
|
return false;
|
|
}
|
|
|
|
FS_Write( file, data, len );
|
|
FS_Close( file );
|
|
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
=============================================================================
|
|
|
|
OTHERS PUBLIC FUNCTIONS
|
|
|
|
=============================================================================
|
|
*/
|
|
/*
|
|
==================
|
|
FS_FileExists
|
|
|
|
Look for a file in the packages and in the filesystem
|
|
==================
|
|
*/
|
|
int GAME_EXPORT FS_FileExists( const char *filename, int gamedironly )
|
|
{
|
|
if( FS_FindFile( filename, NULL, gamedironly ))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_GetDiskPath
|
|
|
|
Build direct path for file in the filesystem
|
|
return NULL for file in pack
|
|
==================
|
|
*/
|
|
const char *FS_GetDiskPath( const char *name, qboolean gamedironly )
|
|
{
|
|
int index;
|
|
searchpath_t *search;
|
|
|
|
search = FS_FindFile( name, &index, gamedironly );
|
|
|
|
if( search )
|
|
{
|
|
if( index != -1 ) // file in pack or wad
|
|
return NULL;
|
|
return va( "%s%s", search->filename, name );
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_CheckForCrypt
|
|
|
|
return true if library is crypted
|
|
==================
|
|
*/
|
|
qboolean FS_CheckForCrypt( const char *dllname )
|
|
{
|
|
file_t *f;
|
|
int key;
|
|
|
|
f = FS_Open( dllname, "rb", false );
|
|
if( !f ) return false;
|
|
|
|
FS_Seek( f, 64, SEEK_SET ); // skip first 64 bytes
|
|
FS_Read( f, &key, sizeof( key ));
|
|
FS_Close( f );
|
|
|
|
return ( key == 0x12345678 ) ? true : false;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_FindLibrary
|
|
|
|
search for library, assume index is valid
|
|
only for internal use
|
|
==================
|
|
*/
|
|
dll_user_t *FS_FindLibrary( const char *dllname, qboolean directpath )
|
|
{
|
|
string dllpath;
|
|
searchpath_t *search;
|
|
dll_user_t *hInst;
|
|
int i, index;
|
|
int start = 0;
|
|
int len;
|
|
|
|
// check for bad exports
|
|
if( !COM_CheckString( dllname ))
|
|
return NULL;
|
|
|
|
fs_ext_path = directpath;
|
|
|
|
// HACKHACK remove absoulte path to valve folder
|
|
if( !Q_strnicmp( dllname, "..\\valve\\", 9 ) || !Q_strnicmp( dllname, "../valve/", 9 ))
|
|
start += 9;
|
|
|
|
// replace all backward slashes
|
|
len = Q_strlen( dllname );
|
|
|
|
for( i = 0; i < len; i++ )
|
|
{
|
|
if( dllname[i+start] == '\\' ) dllpath[i] = '/';
|
|
else dllpath[i] = Q_tolower( dllname[i+start] );
|
|
}
|
|
dllpath[i] = '\0';
|
|
|
|
COM_DefaultExtension( dllpath, "."OS_LIB_EXT ); // apply ext if forget
|
|
search = FS_FindFile( dllpath, &index, false );
|
|
|
|
if( !search && !directpath )
|
|
{
|
|
fs_ext_path = false;
|
|
|
|
// trying check also 'bin' folder for indirect paths
|
|
Q_strncpy( dllpath, dllname, sizeof( dllpath ));
|
|
search = FS_FindFile( dllpath, &index, false );
|
|
if( !search ) return NULL; // unable to find
|
|
}
|
|
|
|
// NOTE: for libraries we not fail even if search is NULL
|
|
// let the OS find library himself
|
|
hInst = Mem_Calloc( host.mempool, sizeof( dll_user_t ));
|
|
|
|
// save dllname for debug purposes
|
|
Q_strncpy( hInst->dllName, dllname, sizeof( hInst->dllName ));
|
|
|
|
// shortPath is used for LibraryLoadSymbols only
|
|
Q_strncpy( hInst->shortPath, dllpath, sizeof( hInst->shortPath ));
|
|
|
|
hInst->encrypted = FS_CheckForCrypt( dllpath );
|
|
|
|
if( index < 0 && !hInst->encrypted && search )
|
|
{
|
|
Q_snprintf( hInst->fullPath, sizeof( hInst->fullPath ), "%s%s", search->filename, dllpath );
|
|
hInst->custom_loader = false; // we can loading from disk and use normal debugging
|
|
}
|
|
else
|
|
{
|
|
// NOTE: if search is NULL let the OS found library himself
|
|
Q_strncpy( hInst->fullPath, dllpath, sizeof( hInst->fullPath ));
|
|
|
|
if( search && ( search->wad || search->pack || search->zip ) )
|
|
{
|
|
#if XASH_WIN32 && XASH_X86 // a1ba: custom loader is non-portable (I just don't want to touch it)
|
|
Con_Printf( S_WARN "%s: loading libraries from packs is deprecated "
|
|
"and will be removed in the future\n", __FUNCTION__ );
|
|
hInst->custom_loader = true;
|
|
#else
|
|
Con_Printf( S_WARN "%s: loading libraries from packs is unsupported on "
|
|
"this platform\n", __FUNCTION__ );
|
|
hInst->custom_loader = false;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
hInst->custom_loader = false;
|
|
}
|
|
}
|
|
fs_ext_path = false; // always reset direct paths
|
|
|
|
return hInst;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_FileSize
|
|
|
|
return size of file in bytes
|
|
==================
|
|
*/
|
|
fs_offset_t FS_FileSize( const char *filename, qboolean gamedironly )
|
|
{
|
|
int length = -1; // in case file was missed
|
|
file_t *fp;
|
|
|
|
fp = FS_Open( filename, "rb", gamedironly );
|
|
|
|
if( fp )
|
|
{
|
|
// it exists
|
|
FS_Seek( fp, 0, SEEK_END );
|
|
length = FS_Tell( fp );
|
|
FS_Close( fp );
|
|
}
|
|
|
|
return length;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_FileLength
|
|
|
|
return size of file in bytes
|
|
==================
|
|
*/
|
|
fs_offset_t FS_FileLength( file_t *f )
|
|
{
|
|
if( !f ) return 0;
|
|
return f->real_length;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_FileTime
|
|
|
|
return time of creation file in seconds
|
|
==================
|
|
*/
|
|
int FS_FileTime( const char *filename, qboolean gamedironly )
|
|
{
|
|
searchpath_t *search;
|
|
int pack_ind;
|
|
|
|
search = FS_FindFile( filename, &pack_ind, gamedironly );
|
|
if( !search ) return -1; // doesn't exist
|
|
|
|
if( search->pack ) // grab pack filetime
|
|
return search->pack->filetime;
|
|
else if( search->wad ) // grab wad filetime
|
|
return search->wad->filetime;
|
|
else if( search->zip )
|
|
return search->zip->filetime;
|
|
else if( pack_ind < 0 )
|
|
{
|
|
// found in the filesystem?
|
|
char path [MAX_SYSPATH];
|
|
|
|
Q_sprintf( path, "%s%s", search->filename, filename );
|
|
return FS_SysFileTime( path );
|
|
}
|
|
|
|
return -1; // doesn't exist
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_Rename
|
|
|
|
rename specified file from gamefolder
|
|
==================
|
|
*/
|
|
qboolean FS_Rename( const char *oldname, const char *newname )
|
|
{
|
|
char oldpath[MAX_SYSPATH], newpath[MAX_SYSPATH];
|
|
qboolean iRet;
|
|
|
|
if( !oldname || !newname || !*oldname || !*newname )
|
|
return false;
|
|
|
|
Q_snprintf( oldpath, sizeof( oldpath ), "%s%s", fs_writedir, oldname );
|
|
Q_snprintf( newpath, sizeof( newpath ), "%s%s", fs_writedir, newname );
|
|
|
|
COM_FixSlashes( oldpath );
|
|
COM_FixSlashes( newpath );
|
|
|
|
iRet = rename( oldpath, newpath );
|
|
|
|
return (iRet == 0);
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_Delete
|
|
|
|
delete specified file from gamefolder
|
|
==================
|
|
*/
|
|
qboolean GAME_EXPORT FS_Delete( const char *path )
|
|
{
|
|
char real_path[MAX_SYSPATH];
|
|
qboolean iRet;
|
|
|
|
if( !path || !*path )
|
|
return false;
|
|
|
|
Q_snprintf( real_path, sizeof( real_path ), "%s%s", fs_writedir, path );
|
|
COM_FixSlashes( real_path );
|
|
iRet = remove( real_path );
|
|
|
|
return (iRet == 0);
|
|
}
|
|
|
|
/*
|
|
==================
|
|
FS_FileCopy
|
|
|
|
==================
|
|
*/
|
|
qboolean FS_FileCopy( file_t *pOutput, file_t *pInput, int fileSize )
|
|
{
|
|
char *buf = Mem_Malloc( fs_mempool, FILE_COPY_SIZE );
|
|
int size, readSize;
|
|
qboolean done = true;
|
|
|
|
while( fileSize > 0 )
|
|
{
|
|
if( fileSize > FILE_COPY_SIZE )
|
|
size = FILE_COPY_SIZE;
|
|
else size = fileSize;
|
|
|
|
if(( readSize = FS_Read( pInput, buf, size )) < size )
|
|
{
|
|
Con_Reportf( S_ERROR "FS_FileCopy: unexpected end of input file (%d < %d)\n", readSize, size );
|
|
fileSize = 0;
|
|
done = false;
|
|
break;
|
|
}
|
|
|
|
FS_Write( pOutput, buf, readSize );
|
|
fileSize -= size;
|
|
}
|
|
|
|
Mem_Free( buf );
|
|
return done;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
FS_Search
|
|
|
|
Allocate and fill a search structure with information on matching filenames.
|
|
===========
|
|
*/
|
|
search_t *FS_Search( const char *pattern, int caseinsensitive, int gamedironly )
|
|
{
|
|
search_t *search = NULL;
|
|
searchpath_t *searchpath;
|
|
pack_t *pak;
|
|
wfile_t *wad;
|
|
int i, basepathlength, numfiles, numchars;
|
|
int resultlistindex, dirlistindex;
|
|
const char *slash, *backslash, *colon, *separator;
|
|
string netpath, temp;
|
|
stringlist_t resultlist;
|
|
stringlist_t dirlist;
|
|
char *basepath;
|
|
|
|
if( pattern[0] == '.' || pattern[0] == ':' || pattern[0] == '/' || pattern[0] == '\\' )
|
|
return NULL; // punctuation issues
|
|
|
|
stringlistinit( &resultlist );
|
|
stringlistinit( &dirlist );
|
|
slash = Q_strrchr( pattern, '/' );
|
|
backslash = Q_strrchr( pattern, '\\' );
|
|
colon = Q_strrchr( pattern, ':' );
|
|
separator = Q_max( slash, backslash );
|
|
separator = Q_max( separator, colon );
|
|
basepathlength = separator ? (separator + 1 - pattern) : 0;
|
|
basepath = Mem_Calloc( fs_mempool, basepathlength + 1 );
|
|
if( basepathlength ) memcpy( basepath, pattern, basepathlength );
|
|
basepath[basepathlength] = 0;
|
|
|
|
// search through the path, one element at a time
|
|
for( searchpath = fs_searchpaths; searchpath; searchpath = searchpath->next )
|
|
{
|
|
if( gamedironly && !FBitSet( searchpath->flags, FS_GAMEDIRONLY_SEARCH_FLAGS ))
|
|
continue;
|
|
|
|
// is the element a pak file?
|
|
if( searchpath->pack )
|
|
{
|
|
// look through all the pak file elements
|
|
pak = searchpath->pack;
|
|
for( i = 0; i < pak->numfiles; i++ )
|
|
{
|
|
Q_strncpy( temp, pak->files[i].name, sizeof( temp ));
|
|
while( temp[0] )
|
|
{
|
|
if( matchpattern( temp, (char *)pattern, true ))
|
|
{
|
|
for( resultlistindex = 0; resultlistindex < resultlist.numstrings; resultlistindex++ )
|
|
{
|
|
if( !Q_strcmp( resultlist.strings[resultlistindex], temp ))
|
|
break;
|
|
}
|
|
|
|
if( resultlistindex == resultlist.numstrings )
|
|
stringlistappend( &resultlist, temp );
|
|
}
|
|
|
|
// strip off one path element at a time until empty
|
|
// this way directories are added to the listing if they match the pattern
|
|
slash = Q_strrchr( temp, '/' );
|
|
backslash = Q_strrchr( temp, '\\' );
|
|
colon = Q_strrchr( temp, ':' );
|
|
separator = temp;
|
|
if( separator < slash )
|
|
separator = slash;
|
|
if( separator < backslash )
|
|
separator = backslash;
|
|
if( separator < colon )
|
|
separator = colon;
|
|
*((char *)separator) = 0;
|
|
}
|
|
}
|
|
}
|
|
else if( searchpath->wad )
|
|
{
|
|
string wadpattern, wadname, temp2;
|
|
signed char type = W_TypeFromExt( pattern );
|
|
qboolean anywadname = true;
|
|
string wadfolder;
|
|
|
|
// quick reject by filetype
|
|
if( type == TYP_NONE ) continue;
|
|
COM_ExtractFilePath( pattern, wadname );
|
|
COM_FileBase( pattern, wadpattern );
|
|
wadfolder[0] = '\0';
|
|
|
|
if( COM_CheckStringEmpty( wadname ))
|
|
{
|
|
COM_FileBase( wadname, wadname );
|
|
Q_strncpy( wadfolder, wadname, sizeof( wadfolder ));
|
|
COM_DefaultExtension( wadname, ".wad" );
|
|
anywadname = false;
|
|
}
|
|
|
|
// make wadname from wad fullpath
|
|
COM_FileBase( searchpath->wad->filename, temp2 );
|
|
COM_DefaultExtension( temp2, ".wad" );
|
|
|
|
// quick reject by wadname
|
|
if( !anywadname && Q_stricmp( wadname, temp2 ))
|
|
continue;
|
|
|
|
// look through all the wad file elements
|
|
wad = searchpath->wad;
|
|
|
|
for( i = 0; i < wad->numlumps; i++ )
|
|
{
|
|
// if type not matching, we already have no chance ...
|
|
if( type != TYP_ANY && wad->lumps[i].type != type )
|
|
continue;
|
|
|
|
// build the lumpname with image suffix (if present)
|
|
Q_strncpy( temp, wad->lumps[i].name, sizeof( temp ));
|
|
|
|
while( temp[0] )
|
|
{
|
|
if( matchpattern( temp, wadpattern, true ))
|
|
{
|
|
for( resultlistindex = 0; resultlistindex < resultlist.numstrings; resultlistindex++ )
|
|
{
|
|
if( !Q_strcmp( resultlist.strings[resultlistindex], temp ))
|
|
break;
|
|
}
|
|
|
|
if( resultlistindex == resultlist.numstrings )
|
|
{
|
|
// build path: wadname/lumpname.ext
|
|
Q_snprintf( temp2, sizeof(temp2), "%s/%s", wadfolder, temp );
|
|
COM_DefaultExtension( temp2, va(".%s", W_ExtFromType( wad->lumps[i].type )));
|
|
stringlistappend( &resultlist, temp2 );
|
|
}
|
|
}
|
|
|
|
// strip off one path element at a time until empty
|
|
// this way directories are added to the listing if they match the pattern
|
|
slash = Q_strrchr( temp, '/' );
|
|
backslash = Q_strrchr( temp, '\\' );
|
|
colon = Q_strrchr( temp, ':' );
|
|
separator = temp;
|
|
if( separator < slash )
|
|
separator = slash;
|
|
if( separator < backslash )
|
|
separator = backslash;
|
|
if( separator < colon )
|
|
separator = colon;
|
|
*((char *)separator) = 0;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// get a directory listing and look at each name
|
|
Q_sprintf( netpath, "%s%s", searchpath->filename, basepath );
|
|
stringlistinit( &dirlist );
|
|
listdirectory( &dirlist, netpath, caseinsensitive );
|
|
|
|
for( dirlistindex = 0; dirlistindex < dirlist.numstrings; dirlistindex++ )
|
|
{
|
|
Q_sprintf( temp, "%s%s", basepath, dirlist.strings[dirlistindex] );
|
|
|
|
if( matchpattern( temp, (char *)pattern, true ))
|
|
{
|
|
for( resultlistindex = 0; resultlistindex < resultlist.numstrings; resultlistindex++ )
|
|
{
|
|
if( !Q_strcmp( resultlist.strings[resultlistindex], temp ))
|
|
break;
|
|
}
|
|
|
|
if( resultlistindex == resultlist.numstrings )
|
|
stringlistappend( &resultlist, temp );
|
|
}
|
|
}
|
|
|
|
stringlistfreecontents( &dirlist );
|
|
}
|
|
}
|
|
|
|
if( resultlist.numstrings )
|
|
{
|
|
stringlistsort( &resultlist );
|
|
numfiles = resultlist.numstrings;
|
|
numchars = 0;
|
|
|
|
for( resultlistindex = 0; resultlistindex < resultlist.numstrings; resultlistindex++ )
|
|
numchars += (int)Q_strlen( resultlist.strings[resultlistindex]) + 1;
|
|
search = Mem_Calloc( fs_mempool, sizeof(search_t) + numchars + numfiles * sizeof( char* ));
|
|
search->filenames = (char **)((char *)search + sizeof( search_t ));
|
|
search->filenamesbuffer = (char *)((char *)search + sizeof( search_t ) + numfiles * sizeof( char* ));
|
|
search->numfilenames = (int)numfiles;
|
|
numfiles = numchars = 0;
|
|
|
|
for( resultlistindex = 0; resultlistindex < resultlist.numstrings; resultlistindex++ )
|
|
{
|
|
size_t textlen;
|
|
|
|
search->filenames[numfiles] = search->filenamesbuffer + numchars;
|
|
textlen = Q_strlen(resultlist.strings[resultlistindex]) + 1;
|
|
memcpy( search->filenames[numfiles], resultlist.strings[resultlistindex], textlen );
|
|
numfiles++;
|
|
numchars += (int)textlen;
|
|
}
|
|
}
|
|
|
|
stringlistfreecontents( &resultlist );
|
|
|
|
Mem_Free( basepath );
|
|
|
|
return search;
|
|
}
|
|
|
|
void FS_InitMemory( void )
|
|
{
|
|
fs_mempool = Mem_AllocPool( "FileSystem Pool" );
|
|
fs_searchpaths = NULL;
|
|
}
|
|
|
|
/*
|
|
=============================================================================
|
|
|
|
WADSYSTEM PRIVATE ROUTINES
|
|
|
|
=============================================================================
|
|
*/
|
|
// associate extension with wad type
|
|
static const wadtype_t wad_types[7] =
|
|
{
|
|
{ "pal", TYP_PALETTE }, // palette
|
|
{ "dds", TYP_DDSTEX }, // DDS image
|
|
{ "lmp", TYP_GFXPIC }, // quake1, hl pic
|
|
{ "fnt", TYP_QFONT }, // hl qfonts
|
|
{ "mip", TYP_MIPTEX }, // hl/q1 mip
|
|
{ "txt", TYP_SCRIPT }, // scripts
|
|
{ NULL, TYP_NONE }
|
|
};
|
|
|
|
/*
|
|
===========
|
|
W_TypeFromExt
|
|
|
|
Extracts file type from extension
|
|
===========
|
|
*/
|
|
static signed char W_TypeFromExt( const char *lumpname )
|
|
{
|
|
const char *ext = COM_FileExtension( lumpname );
|
|
const wadtype_t *type;
|
|
|
|
// we not known about filetype, so match only by filename
|
|
if( !Q_strcmp( ext, "*" ) || !Q_strcmp( ext, "" ))
|
|
return TYP_ANY;
|
|
|
|
for( type = wad_types; type->ext; type++ )
|
|
{
|
|
if( !Q_stricmp( ext, type->ext ))
|
|
return type->type;
|
|
}
|
|
return TYP_NONE;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
W_ExtFromType
|
|
|
|
Convert type to extension
|
|
===========
|
|
*/
|
|
static const char *W_ExtFromType( signed char lumptype )
|
|
{
|
|
const wadtype_t *type;
|
|
|
|
// we not known aboyt filetype, so match only by filename
|
|
if( lumptype == TYP_NONE || lumptype == TYP_ANY )
|
|
return "";
|
|
|
|
for( type = wad_types; type->ext; type++ )
|
|
{
|
|
if( lumptype == type->type )
|
|
return type->ext;
|
|
}
|
|
return "";
|
|
}
|
|
|
|
/*
|
|
===========
|
|
W_FindLump
|
|
|
|
Serach for already existed lump
|
|
===========
|
|
*/
|
|
static dlumpinfo_t *W_FindLump( wfile_t *wad, const char *name, const signed char matchtype )
|
|
{
|
|
int left, right;
|
|
|
|
if( !wad || !wad->lumps || matchtype == TYP_NONE )
|
|
return NULL;
|
|
|
|
// look for the file (binary search)
|
|
left = 0;
|
|
right = wad->numlumps - 1;
|
|
|
|
while( left <= right )
|
|
{
|
|
int middle = (left + right) / 2;
|
|
int diff = Q_stricmp( wad->lumps[middle].name, name );
|
|
|
|
if( !diff )
|
|
{
|
|
if(( matchtype == TYP_ANY ) || ( matchtype == wad->lumps[middle].type ))
|
|
return &wad->lumps[middle]; // found
|
|
else if( wad->lumps[middle].type < matchtype )
|
|
diff = 1;
|
|
else if( wad->lumps[middle].type > matchtype )
|
|
diff = -1;
|
|
else break; // not found
|
|
}
|
|
|
|
// if we're too far in the list
|
|
if( diff > 0 ) right = middle - 1;
|
|
else left = middle + 1;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
====================
|
|
W_AddFileToWad
|
|
|
|
Add a file to the list of files contained into a package
|
|
and sort LAT in alpha-bethical order
|
|
====================
|
|
*/
|
|
static dlumpinfo_t *W_AddFileToWad( const char *name, wfile_t *wad, dlumpinfo_t *newlump )
|
|
{
|
|
int left, right;
|
|
dlumpinfo_t *plump;
|
|
|
|
// look for the slot we should put that file into (binary search)
|
|
left = 0;
|
|
right = wad->numlumps - 1;
|
|
|
|
while( left <= right )
|
|
{
|
|
int middle = ( left + right ) / 2;
|
|
int diff = Q_stricmp( wad->lumps[middle].name, name );
|
|
|
|
if( !diff )
|
|
{
|
|
if( wad->lumps[middle].type < newlump->type )
|
|
diff = 1;
|
|
else if( wad->lumps[middle].type > newlump->type )
|
|
diff = -1;
|
|
else Con_Reportf( S_WARN "Wad %s contains the file %s several times\n", wad->filename, name );
|
|
}
|
|
|
|
// If we're too far in the list
|
|
if( diff > 0 ) right = middle - 1;
|
|
else left = middle + 1;
|
|
}
|
|
|
|
// we have to move the right of the list by one slot to free the one we need
|
|
plump = &wad->lumps[left];
|
|
memmove( plump + 1, plump, ( wad->numlumps - left ) * sizeof( *plump ));
|
|
wad->numlumps++;
|
|
|
|
*plump = *newlump;
|
|
memcpy( plump->name, name, sizeof( plump->name ));
|
|
|
|
return plump;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
W_ReadLump
|
|
|
|
reading lump into temp buffer
|
|
===========
|
|
*/
|
|
byte *W_ReadLump( wfile_t *wad, dlumpinfo_t *lump, fs_offset_t *lumpsizeptr )
|
|
{
|
|
size_t oldpos, size = 0;
|
|
byte *buf;
|
|
|
|
// assume error
|
|
if( lumpsizeptr ) *lumpsizeptr = 0;
|
|
|
|
// no wads loaded
|
|
if( !wad || !lump ) return NULL;
|
|
|
|
oldpos = FS_Tell( wad->handle ); // don't forget restore original position
|
|
|
|
if( FS_Seek( wad->handle, lump->filepos, SEEK_SET ) == -1 )
|
|
{
|
|
Con_Reportf( S_ERROR "W_ReadLump: %s is corrupted\n", lump->name );
|
|
FS_Seek( wad->handle, oldpos, SEEK_SET );
|
|
return NULL;
|
|
}
|
|
|
|
buf = (byte *)Mem_Malloc( wad->mempool, lump->disksize );
|
|
size = FS_Read( wad->handle, buf, lump->disksize );
|
|
|
|
if( size < lump->disksize )
|
|
{
|
|
Con_Reportf( S_WARN "W_ReadLump: %s is probably corrupted\n", lump->name );
|
|
FS_Seek( wad->handle, oldpos, SEEK_SET );
|
|
Mem_Free( buf );
|
|
return NULL;
|
|
}
|
|
|
|
if( lumpsizeptr ) *lumpsizeptr = lump->disksize;
|
|
FS_Seek( wad->handle, oldpos, SEEK_SET );
|
|
|
|
return buf;
|
|
}
|
|
|
|
/*
|
|
=============================================================================
|
|
|
|
WADSYSTEM PUBLIC BASE FUNCTIONS
|
|
|
|
=============================================================================
|
|
*/
|
|
/*
|
|
===========
|
|
W_Open
|
|
|
|
open the wad for reading & writing
|
|
===========
|
|
*/
|
|
wfile_t *W_Open( const char *filename, int *error )
|
|
{
|
|
wfile_t *wad = (wfile_t *)Mem_Calloc( fs_mempool, sizeof( wfile_t ));
|
|
const char *basename;
|
|
int i, lumpcount;
|
|
dlumpinfo_t *srclumps;
|
|
size_t lat_size;
|
|
dwadinfo_t header;
|
|
|
|
// NOTE: FS_Open is load wad file from the first pak in the list (while fs_ext_path is false)
|
|
if( fs_ext_path ) basename = filename;
|
|
else basename = COM_FileWithoutPath( filename );
|
|
|
|
wad->handle = FS_Open( basename, "rb", false );
|
|
|
|
// HACKHACK: try to open WAD by full path for RoDir, when searchpaths are not ready
|
|
if( COM_CheckStringEmpty( host.rodir ) && fs_ext_path && wad->handle == NULL )
|
|
wad->handle = FS_SysOpen( filename, "rb" );
|
|
|
|
if( wad->handle == NULL )
|
|
{
|
|
Con_Reportf( S_ERROR "W_Open: couldn't open %s\n", filename );
|
|
if( error ) *error = WAD_LOAD_COULDNT_OPEN;
|
|
W_Close( wad );
|
|
return NULL;
|
|
}
|
|
|
|
// copy wad name
|
|
Q_strncpy( wad->filename, filename, sizeof( wad->filename ));
|
|
wad->filetime = FS_SysFileTime( filename );
|
|
wad->mempool = Mem_AllocPool( filename );
|
|
|
|
if( FS_Read( wad->handle, &header, sizeof( dwadinfo_t )) != sizeof( dwadinfo_t ))
|
|
{
|
|
Con_Reportf( S_ERROR "W_Open: %s can't read header\n", filename );
|
|
if( error ) *error = WAD_LOAD_BAD_HEADER;
|
|
W_Close( wad );
|
|
return NULL;
|
|
}
|
|
|
|
if( header.ident != IDWAD2HEADER && header.ident != IDWAD3HEADER )
|
|
{
|
|
Con_Reportf( S_ERROR "W_Open: %s is not a WAD2 or WAD3 file\n", filename );
|
|
if( error ) *error = WAD_LOAD_BAD_HEADER;
|
|
W_Close( wad );
|
|
return NULL;
|
|
}
|
|
|
|
lumpcount = header.numlumps;
|
|
|
|
if( lumpcount >= MAX_FILES_IN_WAD )
|
|
{
|
|
Con_Reportf( S_WARN "W_Open: %s is full (%i lumps)\n", filename, lumpcount );
|
|
if( error ) *error = WAD_LOAD_TOO_MANY_FILES;
|
|
}
|
|
else if( lumpcount <= 0 )
|
|
{
|
|
Con_Reportf( S_ERROR "W_Open: %s has no lumps\n", filename );
|
|
if( error ) *error = WAD_LOAD_NO_FILES;
|
|
W_Close( wad );
|
|
return NULL;
|
|
}
|
|
else if( error ) *error = WAD_LOAD_OK;
|
|
|
|
wad->infotableofs = header.infotableofs; // save infotableofs position
|
|
|
|
if( FS_Seek( wad->handle, wad->infotableofs, SEEK_SET ) == -1 )
|
|
{
|
|
Con_Reportf( S_ERROR "W_Open: %s can't find lump allocation table\n", filename );
|
|
if( error ) *error = WAD_LOAD_BAD_FOLDERS;
|
|
W_Close( wad );
|
|
return NULL;
|
|
}
|
|
|
|
lat_size = lumpcount * sizeof( dlumpinfo_t );
|
|
|
|
// NOTE: lumps table can be reallocated for O_APPEND mode
|
|
srclumps = (dlumpinfo_t *)Mem_Malloc( wad->mempool, lat_size );
|
|
|
|
if( FS_Read( wad->handle, srclumps, lat_size ) != lat_size )
|
|
{
|
|
Con_Reportf( S_ERROR "W_ReadLumpTable: %s has corrupted lump allocation table\n", wad->filename );
|
|
if( error ) *error = WAD_LOAD_CORRUPTED;
|
|
Mem_Free( srclumps );
|
|
W_Close( wad );
|
|
return NULL;
|
|
}
|
|
|
|
// starting to add lumps
|
|
wad->lumps = (dlumpinfo_t *)Mem_Calloc( wad->mempool, lat_size );
|
|
wad->numlumps = 0;
|
|
|
|
// sort lumps for binary search
|
|
for( i = 0; i < lumpcount; i++ )
|
|
{
|
|
char name[16];
|
|
int k;
|
|
|
|
// cleanup lumpname
|
|
Q_strnlwr( srclumps[i].name, name, sizeof( srclumps[i].name ));
|
|
|
|
// check for '*' symbol issues (quake1)
|
|
k = Q_strlen( Q_strrchr( name, '*' ));
|
|
if( k ) name[Q_strlen( name ) - k] = '!';
|
|
|
|
// check for Quake 'conchars' issues (only lmp loader really allows to read this lame pic)
|
|
if( srclumps[i].type == 68 && !Q_stricmp( srclumps[i].name, "conchars" ))
|
|
srclumps[i].type = TYP_GFXPIC;
|
|
|
|
W_AddFileToWad( name, wad, &srclumps[i] );
|
|
}
|
|
|
|
// release source lumps
|
|
Mem_Free( srclumps );
|
|
|
|
// and leave the file open
|
|
return wad;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
W_Close
|
|
|
|
finalize wad or just close
|
|
===========
|
|
*/
|
|
void W_Close( wfile_t *wad )
|
|
{
|
|
if( !wad ) return;
|
|
|
|
Mem_FreePool( &wad->mempool );
|
|
if( wad->handle != NULL )
|
|
FS_Close( wad->handle );
|
|
Mem_Free( wad ); // free himself
|
|
}
|
|
|
|
/*
|
|
=============================================================================
|
|
|
|
FILESYSTEM IMPLEMENTATION
|
|
|
|
=============================================================================
|
|
*/
|
|
/*
|
|
===========
|
|
W_LoadFile
|
|
|
|
loading lump into the tmp buffer
|
|
===========
|
|
*/
|
|
static byte *W_LoadFile( const char *path, fs_offset_t *lumpsizeptr, qboolean gamedironly )
|
|
{
|
|
searchpath_t *search;
|
|
int index;
|
|
|
|
search = FS_FindFile( path, &index, gamedironly );
|
|
if( search && search->wad )
|
|
return W_ReadLump( search->wad, &search->wad->lumps[index], lumpsizeptr );
|
|
return NULL;
|
|
}
|