windows-nt/Source/XPSP1/NT/inetsrv/iis/svcs/nsepm/nsepimp.hxx

#ifndef _NSEP_COIMP_
#define _NSEP_COIMP_

class NSEPCOM : public IMDCOM {

public:

    NSEPCOM();
    ~NSEPCOM();

    HRESULT STDMETHODCALLTYPE
    ComMDInitialize( void);

    HRESULT STDMETHODCALLTYPE
    ComMDTerminate(
        /* [in] */ BOOL bSaveData);

    HRESULT STDMETHODCALLTYPE
    ComMDShutdown( void);


    HRESULT STDMETHODCALLTYPE
    ComMDAddMetaObjectA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath);

    HRESULT STDMETHODCALLTYPE
    ComMDAddMetaObjectW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath);

    HRESULT
    ComMDAddMetaObjectD(IN METADATA_HANDLE hMDHandle,
        IN PBYTE pszMDPath,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteMetaObjectA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteMetaObjectW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath);

    HRESULT
    ComMDDeleteMetaObjectD(IN METADATA_HANDLE hMDHandle,
        IN PBYTE pszMDPath,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteChildMetaObjectsA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteChildMetaObjectsW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteChildMetaObjectsD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDEnumMetaObjectsA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [size_is][out] */ unsigned char __RPC_FAR *pszMDName,
        /* [in] */ DWORD dwMDEnumObjectIndex);

    HRESULT STDMETHODCALLTYPE
    ComMDEnumMetaObjectsW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [size_is][out] */ LPWSTR pszMDName,
        /* [in] */ DWORD dwMDEnumObjectIndex);

    HRESULT STDMETHODCALLTYPE
    ComMDEnumMetaObjectsD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [size_is][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [size_is][out] */ unsigned char __RPC_FAR *pszMDName,
        /* [in] */ DWORD dwMDEnumObjectIndex,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDCopyMetaObjectA(
        /* [in] */ METADATA_HANDLE hMDSourceHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDSourcePath,
        /* [in] */ METADATA_HANDLE hMDDestHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDDestPath,
        /* [in] */ BOOL bMDOverwriteFlag,
        /* [in] */ BOOL bMDCopyFlag);

    HRESULT STDMETHODCALLTYPE
    ComMDCopyMetaObjectW(
        /* [in] */ METADATA_HANDLE hMDSourceHandle,
        /* [string][in][unique] */ LPCWSTR pszMDSourcePath,
        /* [in] */ METADATA_HANDLE hMDDestHandle,
        /* [string][in][unique] */ LPCWSTR pszMDDestPath,
        /* [in] */ BOOL bMDOverwriteFlag,
        /* [in] */ BOOL bMDCopyFlag);

    HRESULT STDMETHODCALLTYPE
    ComMDCopyMetaObjectD(
        /* [in] */ METADATA_HANDLE hMDSourceHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDSourcePath,
        /* [in] */ METADATA_HANDLE hMDDestHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDDestPath,
        /* [in] */ BOOL bMDOverwriteFlag,
        /* [in] */ BOOL bMDCopyFlag,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDRenameMetaObjectA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDNewName);

    HRESULT STDMETHODCALLTYPE
    ComMDRenameMetaObjectW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [string][in][unique] */ LPCWSTR pszMDNewName);

    HRESULT STDMETHODCALLTYPE
    ComMDRenameMetaObjectD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDNewName,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDSetMetaDataA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ PMETADATA_RECORD pmdrMDData);

    HRESULT STDMETHODCALLTYPE
    ComMDSetMetaDataW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [in] */ PMETADATA_RECORD pmdrMDData);

    HRESULT STDMETHODCALLTYPE
    ComMDSetMetaDataD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [size_is][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ PMETADATA_RECORD pmdrMDData,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDGetMetaDataA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out][in] */ PMETADATA_RECORD pmdrMDData,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredDataLen);

    HRESULT STDMETHODCALLTYPE
    ComMDGetMetaDataW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [out][in] */ PMETADATA_RECORD pmdrMDData,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredDataLen);

    HRESULT STDMETHODCALLTYPE
    ComMDGetMetaDataD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out][in] */ PMETADATA_RECORD pmdrMDData,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredDataLen,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDEnumMetaDataA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out][in] */ PMETADATA_RECORD pmdrMDData,
        /* [in] */ DWORD dwMDEnumDataIndex,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredDataLen);

    HRESULT STDMETHODCALLTYPE
    ComMDEnumMetaDataW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [out][in] */ PMETADATA_RECORD pmdrMDData,
        /* [in] */ DWORD dwMDEnumDataIndex,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredDataLen);

    HRESULT STDMETHODCALLTYPE
    ComMDEnumMetaDataD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out][in] */ PMETADATA_RECORD pmdrMDData,
        /* [in] */ DWORD dwMDEnumDataIndex,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredDataLen,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteMetaDataA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDIdentifier,
        /* [in] */ DWORD dwMDDataType);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteMetaDataW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [in] */ DWORD dwMDIdentifier,
        /* [in] */ DWORD dwMDDataType);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteMetaDataD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDIdentifier,
        /* [in] */ DWORD dwMDDataType,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDGetAllMetaDataA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDAttributes,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType,
        /* [out] */ DWORD __RPC_FAR *pdwMDNumDataEntries,
        /* [out] */ DWORD __RPC_FAR *pdwMDDataSetNumber,
        /* [in] */ DWORD dwMDBufferSize,
        /* [size_is][out] */ unsigned char __RPC_FAR *pbBuffer,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredBufferSize);

    HRESULT STDMETHODCALLTYPE
    ComMDGetAllMetaDataW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [in] */ DWORD dwMDAttributes,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType,
        /* [out] */ DWORD __RPC_FAR *pdwMDNumDataEntries,
        /* [out] */ DWORD __RPC_FAR *pdwMDDataSetNumber,
        /* [in] */ DWORD dwMDBufferSize,
        /* [size_is][out] */ unsigned char __RPC_FAR *pbBuffer,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredBufferSize);

    HRESULT STDMETHODCALLTYPE
    ComMDGetAllMetaDataD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDAttributes,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType,
        /* [out] */ DWORD __RPC_FAR *pdwMDNumDataEntries,
        /* [out] */ DWORD __RPC_FAR *pdwMDDataSetNumber,
        /* [in] */ DWORD dwMDBufferSize,
        /* [size_is][out] */ unsigned char __RPC_FAR *pbBuffer,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredBufferSize,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteAllMetaDataA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteAllMetaDataW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType);

    HRESULT STDMETHODCALLTYPE
    ComMDDeleteAllMetaDataD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDCopyMetaDataA(
        /* [in] */ METADATA_HANDLE hMDSourceHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDSourcePath,
        /* [in] */ METADATA_HANDLE hMDDestHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDDestPath,
        /* [in] */ DWORD dwMDAttributes,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType,
        /* [in] */ BOOL bMDCopyFlag);

    HRESULT STDMETHODCALLTYPE
    ComMDCopyMetaDataW(
        /* [in] */ METADATA_HANDLE hMDSourceHandle,
        /* [string][in][unique] */ LPCWSTR pszMDSourcePath,
        /* [in] */ METADATA_HANDLE hMDDestHandle,
        /* [string][in][unique] */ LPCWSTR pszMDDestPath,
        /* [in] */ DWORD dwMDAttributes,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType,
        /* [in] */ BOOL bMDCopyFlag);

    HRESULT STDMETHODCALLTYPE
    ComMDCopyMetaDataD(
        /* [in] */ METADATA_HANDLE hMDSourceHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDSourcePath,
        /* [in] */ METADATA_HANDLE hMDDestHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDDestPath,
        /* [in] */ DWORD dwMDAttributes,
        /* [in] */ DWORD dwMDUserType,
        /* [in] */ DWORD dwMDDataType,
        /* [in] */ BOOL bMDCopyFlag,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDGetMetaDataPathsA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDIdentifier,
        /* [in] */ DWORD dwMDDataType,
        /* [in] */ DWORD dwMDBufferSize,
        /* [size_is][out] */ unsigned char __RPC_FAR *pszMDBuffer,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredBufferSize);

    HRESULT STDMETHODCALLTYPE
    ComMDGetMetaDataPathsW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [in] */ DWORD dwMDIdentifier,
        /* [in] */ DWORD dwMDDataType,
        /* [in] */ DWORD dwMDBufferSize,
        /* [size_is][out] */ LPWSTR pszMDBuffer,
        /* [out] */ DWORD __RPC_FAR *pdwMDRequiredBufferSize);

    HRESULT STDMETHODCALLTYPE
    ComMDOpenMetaObjectA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDAccessRequested,
        /* [in] */ DWORD dwMDTimeOut,
        /* [out] */ PMETADATA_HANDLE phMDNewHandle);

    HRESULT STDMETHODCALLTYPE
    ComMDOpenMetaObjectW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [in] */ DWORD dwMDAccessRequested,
        /* [in] */ DWORD dwMDTimeOut,
        /* [out] */ PMETADATA_HANDLE phMDNewHandle);

    HRESULT STDMETHODCALLTYPE
    ComMDOpenMetaObjectD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ DWORD dwMDAccessRequested,
        /* [in] */ DWORD dwMDTimeOut,
        /* [out] */ PMETADATA_HANDLE phMDNewHandle,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDCloseMetaObject(
        /* [in] */ METADATA_HANDLE hMDHandle);

    HRESULT STDMETHODCALLTYPE
    ComMDChangePermissions(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [in] */ DWORD dwMDTimeOut,
        /* [in] */ DWORD dwMDAccessRequested);

    HRESULT STDMETHODCALLTYPE
    ComMDSaveData(METADATA_HANDLE hMDHandle = 0);

    HRESULT STDMETHODCALLTYPE
    ComMDGetHandleInfo(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [out] */ PMETADATA_HANDLE_INFO pmdhiInfo);

    HRESULT STDMETHODCALLTYPE
    ComMDGetSystemChangeNumber(
        /* [out] */ DWORD __RPC_FAR *pdwSystemChangeNumber);

    HRESULT STDMETHODCALLTYPE
    ComMDGetDataSetNumberA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out] */ DWORD __RPC_FAR *pdwMDDataSetNumber);

    HRESULT STDMETHODCALLTYPE
    ComMDGetDataSetNumberW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [out] */ DWORD __RPC_FAR *pdwMDDataSetNumber);

    HRESULT STDMETHODCALLTYPE
    ComMDGetDataSetNumberD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out] */ DWORD __RPC_FAR *pdwMDDataSetNumber,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDAddRefReferenceData(
        /* [in] */ DWORD dwMDDataTag);

    HRESULT STDMETHODCALLTYPE
    ComMDReleaseReferenceData(
        /* [in] */ DWORD dwMDDataTag);

    HRESULT STDMETHODCALLTYPE
    ComMDSetLastChangeTimeA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ PFILETIME pftMDLastChangeTime);

    HRESULT STDMETHODCALLTYPE
    ComMDSetLastChangeTimeW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [in] */ PFILETIME pftMDLastChangeTime);

    HRESULT STDMETHODCALLTYPE
    ComMDSetLastChangeTimeD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [in] */ PFILETIME pftMDLastChangeTime,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE
    ComMDGetLastChangeTimeA(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out] */ PFILETIME pftMDLastChangeTime);

    HRESULT STDMETHODCALLTYPE
    ComMDGetLastChangeTimeW(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ LPCWSTR pszMDPath,
        /* [out] */ PFILETIME pftMDLastChangeTime);

    HRESULT STDMETHODCALLTYPE
    ComMDGetLastChangeTimeD(
        /* [in] */ METADATA_HANDLE hMDHandle,
        /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDPath,
        /* [out] */ PFILETIME pftMDLastChangeTime,
        IN BOOL bUnicode);

    HRESULT STDMETHODCALLTYPE ComMDBackupA(
            /* [in] */ METADATA_HANDLE hMDHandle,
            /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDBackupLocation,
            /* [in] */ DWORD dwMDVersion,
            /* [in] */ DWORD dwMDFlags);

    HRESULT STDMETHODCALLTYPE ComMDBackupW(
            /* [in] */ METADATA_HANDLE hMDHandle,
            /* [string][in][unique] */ LPCWSTR pszMDBackupLocation,
            /* [in] */ DWORD dwMDVersion,
            /* [in] */ DWORD dwMDFlags);

    HRESULT STDMETHODCALLTYPE ComMDBackup2W(
            /* [in] */ METADATA_HANDLE hMDHandle,
            /* [string][in][unique] */ LPCWSTR pszMDBackupLocation,
            /* [in] */ DWORD dwMDVersion,
            /* [in] */ DWORD dwMDFlags,
            /* [defaultvalue][string][in][unique] */ LPCWSTR pszPasswd)
    {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE ComMDRestoreA(
            /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDBackupLocation,
            /* [in] */ DWORD dwMDVersion,
            /* [in] */ DWORD dwMDFlags);

    HRESULT STDMETHODCALLTYPE ComMDRestoreW(
            /* [string][in][unique] */ LPCWSTR pszMDBackupLocation,
            /* [in] */ DWORD dwMDVersion,
            /* [in] */ DWORD dwMDFlags);

    HRESULT STDMETHODCALLTYPE ComMDRestore2W(
            /* [string][in][unique] */ LPCWSTR pszMDBackupLocation,
            /* [in] */ DWORD dwVersion,
            /* [in] */ DWORD dwMDFlags,
            /* [defaultvalue][string][in][unique] */ LPCWSTR pszPasswd)
    {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE ComMDEnumBackupsA(
            /* [size_is (MD_BACKUP_MAX_LEN)][in, out] */ unsigned char __RPC_FAR *pszMDBackupLocation,
            /* [out] */ DWORD *pdwMDVersion,
            /* [out] */ PFILETIME pftMDBackupTime,
            /* [in] */ DWORD dwMDEnumIndex);

    HRESULT STDMETHODCALLTYPE ComMDEnumBackupsW(
            /* [size_is (MD_BACKUP_MAX_LEN)][in, out] */ LPWSTR pszMDBackupLocation,
            /* [out] */ DWORD *pdwVersion,
            /* [out] */ PFILETIME pftMDBackupTime,
            /* [in] */ DWORD dwMDEnumIndex);

    HRESULT STDMETHODCALLTYPE ComMDDeleteBackupA(
            /* [string][in][unique] */ unsigned char __RPC_FAR *pszMDBackupLocation,
            /* [in] */ DWORD dwMDVersion);

    HRESULT STDMETHODCALLTYPE ComMDDeleteBackupW(
            /* [string][in][unique] */ LPCWSTR pszMDBackupLocation,
            /* [in] */ DWORD dwMDVersion);

    HRESULT _stdcall
    QueryInterface(REFIID riid, void **ppObject);

    ULONG _stdcall
    AddRef();

    ULONG _stdcall
    Release();

private:
    DWORD       m_dwRefCount;

    inline HRESULT
    NSEPCOM::ReturnCodeToHresult(DWORD dwReturnCode);

};

#endif