142 lines
2.2 KiB
C++
142 lines
2.2 KiB
C++
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/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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mdwriter.h
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Abstract:
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This is the header file for snapshot writer class
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Author:
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Ming Lu (MingLu) 30-Apr-2000
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--*/
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#include <imd.h>
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#include <vss.h>
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#include <vswriter.h>
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class CIISVssWriter : public CVssWriter
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{
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public:
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CIISVssWriter()
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: m_pMdObject( NULL ),
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m_hTimer( NULL ),
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m_fMBLocked( FALSE ),
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m_mdhRoot( METADATA_MASTER_ROOT_HANDLE )
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{
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InitializeCriticalSection( &m_csMBLock );
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}
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~CIISVssWriter()
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{
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DeleteCriticalSection( &m_csMBLock );
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if( m_hTimer )
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{
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DBG_REQUIRE( CloseHandle( m_hTimer ) );
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m_hTimer = NULL;
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}
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if( m_pMdObject )
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{
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m_pMdObject->ComMDTerminate(TRUE);
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m_pMdObject->Release();
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m_pMdObject = NULL;
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}
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}
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BOOL Initialize(
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VOID
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);
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virtual bool STDMETHODCALLTYPE
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OnIdentify(
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IN IVssCreateWriterMetadata *pMetadata
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);
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virtual bool STDMETHODCALLTYPE
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OnPrepareBackup(
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IN IVssWriterComponents *pComponent
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);
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virtual bool STDMETHODCALLTYPE
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OnPrepareSnapshot(
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VOID
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);
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virtual bool STDMETHODCALLTYPE
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OnFreeze(
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VOID
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);
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virtual bool STDMETHODCALLTYPE
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OnThaw(
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VOID
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);
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virtual bool STDMETHODCALLTYPE
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OnAbort(
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VOID
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);
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virtual bool STDMETHODCALLTYPE
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OnBackupComplete(
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IN IVssWriterComponents * pComponent
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);
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BOOL
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ResetTimer(
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HANDLE hTimer,
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DWORD dwDuration
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);
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VOID
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UnlockMetaBase(
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VOID
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);
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private:
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IMDCOM * m_pMdObject;
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//
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// Handle to the internal timer object
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//
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HANDLE m_hTimer;
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//
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// Keep track of the status of metabase
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//
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BOOL m_fMBLocked;
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//
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// Metadata root handle
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//
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METADATA_HANDLE m_mdhRoot;
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CRITICAL_SECTION m_csMBLock;
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};
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VOID
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InitMDWriterThread(
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IN HANDLE hMDWriterEvent
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);
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HRESULT
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InitializeMDWriter(
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IN HANDLE hMDWriterEvent
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);
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VOID
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TerminateMDWriter(
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IN HANDLE hMDWriterEvent
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);
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