SIMPLELOGOBJ.H

/******************************************************************************\ 
******************************************************************************** 
* Filename: SimpleLogObj.h 
* 
* Description: Declaration of the CSimpleLogObj 
* 
* This file is provided as part of the Microsoft Transaction Server 
* Software Development Kit 
* 
*THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT  
*WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED,  
*INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES  
*OF MERCHANTABILITY AND/OR FITNESS FOR A  PARTICULAR  
*PURPOSE. 
* 
* Copyright (C) 1997 Microsoft Corporation, All rights reserved 
******************************************************************************** 
\******************************************************************************/ 
 
#include "resource.h"       // main symbols 
///////////////////////////////////////////////////////////////////////////// 
// CSimpleLogObj 
class CSimpleLogObj :  
public CComObjectRoot, 
public ISimpleLog,  
public CComCoClass<CSimpleLogObj, &CLSID_CoSimpleLog>, 
public ISupportErrorInfo 
{ 
private: 
 
IStorage * m_pStorage; 
 
TCHAR*m_pszRecDir;// Pointer to path name of recorvery directory. 
 
CComAutoCriticalSection m_CritSec; 
 
HRESULT ToBase64(LPVOID pv, ULONG cbStart, BSTR* pbstr); 
HRESULT FromBase64(BSTR bstr, BLOB* pblob); 
 
BOOL m_bInRecovery; 
 
public: 
HRESULT GetStream(IStream **pStream, GUID &guidTx,  BOOL bCreate); 
CSimpleLogObj(); 
~CSimpleLogObj(); 
 
 
 
DECLARE_REGISTRY_RESOURCEID(IDR_SimpleLogObj) 
 
BEGIN_COM_MAP(CSimpleLogObj) 
COM_INTERFACE_ENTRY(ISimpleLog) 
COM_INTERFACE_ENTRY(ISupportErrorInfo) 
END_COM_MAP() 
 
// ISupportsErrorInfo 
STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid); 
 
// ISimpleLog 
STDMETHOD(WriteLog)(GUID guidTx, LOG_RM_COMMAND eOp, BYTE * pByte, long cbBytes); 
STDMETHOD(Init)(BSTR  pszLogFileName); 
STDMETHOD(RecoveryInfo)(IStorage **ppStorage); 
 
 
public: 
STDMETHOD(GetStream)(GUID guidTx, /*[out]*/ IStream **ppStream); 
STDMETHOD(WriteVariantToLog)(GUID m_guidTx, VARIANT *pVariant); 
STDMETHOD(RemoveTxStream)(GUID guidTx); 
STDMETHOD(WriteStreamToLog)(GUID GuidTx, LOG_RM_COMMAND eOp, IStream * pStream); 
};