vfscache.h Source File

00001 /*
00002     Copyright (C) 2002 by Jorrit Tyberghein
00003 
00004     This program is free software; you can redistribute it and/or modify
00005     it under the terms of the GNU General Public License as published by
00006     the Free Software Foundation; either version 2 of the License, or
00007     (at your option) any later version.
00008 
00009     This program is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012     GNU General Public License for more details.
00013 
00014     You should have received a copy of the GNU General Public License
00015     along with this program; if not, write to the Free Software
00016     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CSUTIL_VFSCACHE_H__
00020 #define __CSUTIL_VFSCACHE_H__
00021 
00022 #include "iutil/cache.h"
00023 
00024 struct iObjectRegistry;
00025 struct iVFS;
00026 
00030 class csVfsCacheManager : public iCacheManager
00031 {
00032 private:
00033   iObjectRegistry* object_reg;
00034   char* vfsdir;
00035   char* current_type;
00036   char* current_scope;
00037   iVFS* vfs;
00038 
00039   iVFS* GetVFS ();
00040 
00041   void CacheName (char* buf, const char* type, const char* scope,
00042         uint32 id);
00043 
00044 public:
00049   csVfsCacheManager (iObjectRegistry* object_reg, const char* vfsdir);
00050 
00051   virtual ~csVfsCacheManager ();
00052 
00053   SCF_DECLARE_IBASE;
00054 
00055   virtual void SetCurrentType (const char* type);
00056   virtual const char* GetCurrentType () const { return current_type; }
00057   virtual void SetCurrentScope (const char* scope);
00058   virtual const char* GetCurrentScope () const { return current_scope; }
00059   virtual bool CacheData (void* data, uint32 size,
00060         const char* type, const char* scope, uint32 id);
00061   virtual iDataBuffer* ReadCache (const char* type, const char* scope,
00062         uint32 id);
00063   virtual bool ClearCache (const char* type = NULL, const char* scope = NULL,
00064         const uint32* id = NULL);
00065 };
00066 
00067 #endif // __CSUTIL_VFSCACHE_H__
00068