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152 lines
3.2 KiB
152 lines
3.2 KiB
/* |
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filesystem.c - game filesystem based on DP fs |
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Copyright (C) 2003-2006 Mathieu Olivier |
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Copyright (C) 2000-2007 DarkPlaces contributors |
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Copyright (C) 2007 Uncle Mike |
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Copyright (C) 2015-2023 Xash3D FWGS contributors |
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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 "common.h" |
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#include "library.h" |
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#include "platform/platform.h" |
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fs_api_t g_fsapi; |
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fs_globals_t *FI; |
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static HINSTANCE fs_hInstance; |
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static void FS_Rescan_f( void ) |
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{ |
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FS_Rescan(); |
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} |
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static void FS_ClearPaths_f( void ) |
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{ |
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FS_ClearSearchPath(); |
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} |
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static void FS_Path_f_( void ) |
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{ |
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FS_Path_f(); |
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} |
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static fs_interface_t fs_memfuncs = |
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{ |
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Con_Printf, |
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Con_DPrintf, |
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Con_Reportf, |
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Sys_Error, |
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_Mem_AllocPool, |
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_Mem_FreePool, |
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_Mem_Alloc, |
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_Mem_Realloc, |
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_Mem_Free, |
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Platform_GetNativeObject, |
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}; |
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static void FS_UnloadProgs( void ) |
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{ |
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if( fs_hInstance ) |
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{ |
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COM_FreeLibrary( fs_hInstance ); |
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fs_hInstance = 0; |
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} |
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} |
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#ifdef XASH_INTERNAL_GAMELIBS |
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#define FILESYSTEM_STDIO_DLL "filesystem_stdio" |
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#else |
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#define FILESYSTEM_STDIO_DLL "filesystem_stdio." OS_LIB_EXT |
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#endif |
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qboolean FS_LoadProgs( void ) |
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{ |
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const char *name = FILESYSTEM_STDIO_DLL; |
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FSAPI GetFSAPI; |
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fs_hInstance = COM_LoadLibrary( name, false, true ); |
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if( !fs_hInstance ) |
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{ |
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Host_Error( "FS_LoadProgs: can't load filesystem library %s: %s\n", name, COM_GetLibraryError() ); |
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return false; |
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} |
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if( !( GetFSAPI = (FSAPI)COM_GetProcAddress( fs_hInstance, GET_FS_API ))) |
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{ |
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FS_UnloadProgs(); |
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Host_Error( "FS_LoadProgs: can't find GetFSAPI entry point in %s\n", name ); |
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return false; |
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} |
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if( !GetFSAPI( FS_API_VERSION, &g_fsapi, &FI, &fs_memfuncs )) |
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{ |
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FS_UnloadProgs(); |
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Host_Error( "FS_LoadProgs: can't initialize filesystem API: wrong version\n" ); |
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return false; |
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} |
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Con_DPrintf( "FS_LoadProgs: filesystem_stdio successfully loaded\n" ); |
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return true; |
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} |
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/* |
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================ |
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FS_Init |
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================ |
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*/ |
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void FS_Init( void ) |
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{ |
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string gamedir; |
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Cmd_AddRestrictedCommand( "fs_rescan", FS_Rescan_f, "rescan filesystem search pathes" ); |
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Cmd_AddRestrictedCommand( "fs_path", FS_Path_f_, "show filesystem search pathes" ); |
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Cmd_AddRestrictedCommand( "fs_clearpaths", FS_ClearPaths_f, "clear filesystem search pathes" ); |
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if( !Sys_GetParmFromCmdLine( "-game", gamedir )) |
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Q_strncpy( gamedir, SI.basedirName, sizeof( gamedir )); // gamedir == basedir |
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if( !FS_InitStdio( true, host.rootdir, SI.basedirName, gamedir, host.rodir )) |
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{ |
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Host_Error( "Can't init filesystem_stdio!\n" ); |
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return; |
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} |
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if( !Sys_GetParmFromCmdLine( "-dll", SI.gamedll )) |
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SI.gamedll[0] = 0; |
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if( !Sys_GetParmFromCmdLine( "-clientlib", SI.clientlib )) |
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SI.clientlib[0] = 0; |
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} |
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/* |
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================ |
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FS_Shutdown |
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================ |
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*/ |
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void FS_Shutdown( void ) |
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{ |
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if( g_fsapi.ShutdownStdio ) |
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g_fsapi.ShutdownStdio(); |
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memset( &SI, 0, sizeof( sysinfo_t )); |
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FS_UnloadProgs(); |
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} |
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