70 lines
2 KiB
C
70 lines
2 KiB
C
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#ifndef __A51_OBJHEAP__H_
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#define __A51_OBJHEAP__H_
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#include "heap.h"
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#include "absfile.h"
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#include "index.h"
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//class CAbstractIndex;
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class CObjectHeap
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{
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protected:
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BOOL m_bInit;
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CCritSec m_cs;
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CFileHeap m_Heap;
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CBtrIndex m_Index;
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// just to save universal replace
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CFileHeap * m_pHeap;
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CBtrIndex * m_pIndex;
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public:
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CObjectHeap() :m_bInit(FALSE),
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m_pHeap(&m_Heap), m_pIndex(&m_Index)
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{}
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virtual ~CObjectHeap(){}
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long Initialize(CAbstractFileSource * pAbstractSource,
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WCHAR * wszObjHeapName,
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WCHAR * wszBaseName,
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DWORD dwBaseNameLen);
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long Uninitialize(DWORD dwShutDownFlags);
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void InvalidateCache();
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long FindFirst(LPCWSTR wszPrefix, WIN32_FIND_DATAW* pfd, void** ppHandle);
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long FindNext(void* pHandle, WIN32_FIND_DATAW* pfd);
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long FindClose(void* pHandle);
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long WriteFile(LPCWSTR wszFilePath, DWORD dwBufferLen, BYTE* pBuffer);
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long DeleteFile(LPCWSTR wszFilePath);
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long ReadFile(LPCWSTR wszFilePath, DWORD* pdwBufferLen, BYTE** ppBuffer);
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// for the dump utility
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CBtrIndex * GetIndex(){ return m_pIndex; };
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CFileHeap * GetFileHeap(){ return m_pHeap; };
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protected:
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long GetIndexFileName(LPCWSTR wszFilePath, LPWSTR wszIndexFileName);
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long GetFileInfo(LPCWSTR wszFilePath, TOffset* pnOffset, DWORD* pdwLength);
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long ParseInfoFromIndexFile(LPCWSTR wszIndexFileName,
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TOffset* pnOffset, DWORD* pdwLength);
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long CreateIndexFile(LPCWSTR wszFilePath, TOffset nOffset, DWORD dwLength);
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long DeleteIndexFile(LPCWSTR wszFilePath, LPCWSTR wszIndexFileName);
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long CreateZeroLengthFile(LPCWSTR wszFilePath);
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long DeleteZeroLengthFile(LPCWSTR wszFilePath);
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DWORD GetAllocationHeaderLength();
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long WriteAllocation(TOffset nOffset, DWORD dwDataLength, BYTE* pData);
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long ReadAllocation(TOffset nOffset, DWORD dwDataLength, BYTE* pBuffer);
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};
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#endif
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