76 lines
1.8 KiB
C
76 lines
1.8 KiB
C
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typedef struct _sResetRecord{
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ULARGE_INTEGER uliXOffset;
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} sResetRec;
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typedef struct _sResetRecordV1{
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ULARGE_INTEGER uliVOffset;
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ULARGE_INTEGER uliXOffset;
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} sResetRecV1;
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typedef sResetRec * LPRESETREC;
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typedef struct _sHeaderInfo{
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DWORD dwVerInfo;
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ULONG cRecs;
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ULONG cbRecSize;
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ULONG cbSize;
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ULARGE_INTEGER uliVSpaceSize;
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ULARGE_INTEGER uliTxSpaceSize;
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ULONG ulBlockSize;
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ULONG unused;
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} sHeader;
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typedef sHeader * LPSHEADER;
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class CXResetData
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{
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public:
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ULONG GetRecordNum(){ return m_cFillRecs;};
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ULONG FindRecord(ULARGE_INTEGER uliOffset,
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ULARGE_INTEGER *puliXOffset,
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BOOL *pfLastRecord);
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BOOL FGetRecord(ULONG iRecNum,
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ULARGE_INTEGER *puliOffset,
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ULARGE_INTEGER *puliXOffset,
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BOOL *pfLastRecord);
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HRESULT AddRecord(ULARGE_INTEGER uliOffset, ULARGE_INTEGER uliXOffset);
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HRESULT DeleteRecord(ULONG ulRecNum);
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CXResetData();
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~CXResetData();
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HRESULT InitResetTable(IStorage *pStg,
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ULARGE_INTEGER *puliVSpaceSize,
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ULARGE_INTEGER *puliTxSpaceSize,
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ULONG ulBlockSize);
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HRESULT CommitResetTable(ULARGE_INTEGER uliVSpaceSize,
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ULARGE_INTEGER uliTxSpaceSize);
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HRESULT GetResetTblStream(IStorage *pStg, IStream **ppStm);
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private:
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HFILE m_hFile;
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LPRESETREC m_pSyncTbl;
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ULONG m_cFillRecs;
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ULONG m_cEmptyRecs;
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BOOL m_fDirty;
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IStream *m_pStm;
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IStorage *m_pStg;
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ULONG m_ulBlockSize;
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HRESULT DumpStream(IStream *pTempStrm, LPSTR pFileName);
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ULONG BinarySearch(
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LPRESETREC pTbl,
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ULONG ulStart,
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ULONG ulEnd,
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ULARGE_INTEGER ulKey
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);
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};
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