/* * Copyright (c) 2003 Marcus Overhagen * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ #ifndef _BLOCK_CACHE_H #define _BLOCK_CACHE_H #include <BeBuild.h> #include <Locker.h> // The allocation type to be used in the constructor enum { B_OBJECT_CACHE = 0, B_MALLOC_CACHE = 1 }; class BBlockCache { public: BBlockCache(uint32 blockCount, size_t blockSize, uint32 allocationType); virtual ~BBlockCache(); void* Get(size_t blockSize); void Save(void *pointer, size_t blockSize); private: virtual void _ReservedBlockCache1(); virtual void _ReservedBlockCache2(); BBlockCache(const BBlockCache &); BBlockCache &operator=(const BBlockCache &); struct _FreeBlock; _FreeBlock* fFreeList; size_t fBlockSize; int32 fFreeBlocks; int32 fBlockCount; BLocker fLocker; void* (*fAlloc)(size_t size); void (*fFree)(void *pointer); uint32 _reserved[2]; }; #endif // _BLOCK_CACHE_H