0ee1651856
Also move BBlockBufferPoolNoLock into BHPKG namespace with the other classes. Not sure why it wasn't there before.
68 lines
1.4 KiB
C++
68 lines
1.4 KiB
C++
/*
|
|
* Copyright 2009, Ingo Weinhold, ingo_weinhold@gmx.de.
|
|
* Copyright 2011, Oliver Tappe <zooey@hirschkaefer.de>
|
|
* Distributed under the terms of the MIT License.
|
|
*/
|
|
#ifndef _PACKAGE__HPKG__PRIVATE__BLOCK_BUFFER_POOL_H_
|
|
#define _PACKAGE__HPKG__PRIVATE__BLOCK_BUFFER_POOL_H_
|
|
|
|
|
|
#include <SupportDefs.h>
|
|
|
|
#include <util/DoublyLinkedList.h>
|
|
|
|
#include <package/hpkg/BufferPool.h>
|
|
|
|
|
|
namespace BPackageKit {
|
|
|
|
namespace BHPKG {
|
|
|
|
namespace BPrivate {
|
|
|
|
|
|
class PoolBuffer;
|
|
|
|
|
|
class BlockBufferPoolImpl : public BBufferPool {
|
|
public:
|
|
BlockBufferPoolImpl(size_t blockSize,
|
|
uint32 maxCachedBlocks,
|
|
BBufferPoolLockable* lockable);
|
|
~BlockBufferPoolImpl();
|
|
|
|
status_t Init();
|
|
|
|
PoolBuffer* GetBuffer(size_t size,
|
|
PoolBuffer** owner = NULL,
|
|
bool* _newBuffer = NULL);
|
|
void PutBufferAndCache(PoolBuffer** owner);
|
|
void PutBuffer(PoolBuffer** owner);
|
|
|
|
private:
|
|
typedef DoublyLinkedList<PoolBuffer> BufferList;
|
|
|
|
private:
|
|
PoolBuffer* _AllocateBuffer(size_t size,
|
|
PoolBuffer** owner, bool* _newBuffer);
|
|
// object must not be locked
|
|
|
|
private:
|
|
size_t fBlockSize;
|
|
uint32 fMaxCachedBlocks;
|
|
uint32 fAllocatedBlocks;
|
|
BufferList fUnusedBuffers;
|
|
BufferList fCachedBuffers;
|
|
BBufferPoolLockable* fLockable;
|
|
};
|
|
|
|
|
|
} // namespace BPrivate
|
|
|
|
} // namespace BHPKG
|
|
|
|
} // namespace BPackageKit
|
|
|
|
|
|
#endif // _PACKAGE__HPKG__PRIVATE__BLOCK_BUFFER_POOL_H_
|