windows-server-2003/base/win32/fusion/sxs/cstreamtap.h

#if !defined(_FUSION_SXS_CSTREAMTAP_H_INCLUDED_)
#define _FUSION_SXS_CSTREAMTAP_H_INCLUDED_

#pragma once

#include "fusionsha1.h"

class CTeeStreamWithHash : public CTeeStream
{
    CFusionHash m_hCryptHash;
    
    PRIVATIZE_COPY_CONSTRUCTORS(CTeeStreamWithHash);

public:
    CTeeStreamWithHash() { }
    virtual ~CTeeStreamWithHash() { }

    //
    // Actual things that do work
    //
    CFusionHash &GetCryptHash() { return m_hCryptHash; }
    BOOL InitCryptHash( ALG_ID aid ) { return m_hCryptHash.Win32Initialize(aid);}

    STDMETHODIMP Read(void *pv, ULONG cb, ULONG *pcbRead);
    STDMETHODIMP Seek( LARGE_INTEGER dlibMove, DWORD dwOrigin, ULARGE_INTEGER * pulMove );
    
};

#endif