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vfscache.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2002 by Jorrit Tyberghein 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library 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 GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __CS_UTIL_VFSCACHE_H__ 00020 #define __CS_UTIL_VFSCACHE_H__ 00021 00025 #include "csextern.h" 00026 #include "iutil/cache.h" 00027 #include "csutil/csstring.h" 00028 00029 struct iObjectRegistry; 00030 struct iVFS; 00031 00035 class CS_CRYSTALSPACE_EXPORT csVfsCacheManager : public iCacheManager 00036 { 00037 private: 00038 iObjectRegistry* object_reg; 00039 char* vfsdir; 00040 char* current_type; 00041 char* current_scope; 00042 csRef<iVFS> vfs; 00043 bool readonly; 00044 00045 iVFS* GetVFS (); 00046 00047 void CacheName (csStringFast<512>& buf, const char* type, const char* scope, 00048 uint32 id); 00049 00050 public: 00055 csVfsCacheManager (iObjectRegistry* object_reg, const char* vfsdir); 00056 00057 virtual ~csVfsCacheManager (); 00058 00059 SCF_DECLARE_IBASE; 00060 00061 virtual void SetReadOnly (bool ro) { readonly = ro; } 00062 virtual bool IsReadOnly () const { return readonly; } 00063 00067 virtual void SetCurrentType (const char* type); 00071 virtual const char* GetCurrentType () const { return current_type; } 00075 virtual void SetCurrentScope (const char* scope); 00079 virtual const char* GetCurrentScope () const { return current_scope; } 00083 virtual bool CacheData (const void* data, size_t size, 00084 const char* type, const char* scope, uint32 id); 00089 virtual csPtr<iDataBuffer> ReadCache (const char* type, const char* scope, 00090 uint32 id); 00094 virtual bool ClearCache (const char* type = 0, const char* scope = 0, 00095 const uint32* id = 0); 00096 00100 virtual void Flush (); 00101 }; 00102 00103 #endif // __CS_UTIL_VFSCACHE_H__ 00104
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