interface IMetaDataImport : IUnknown {
        
    HRESULT CloseEnum (
        HCORENUM hEnum
    );
        
    HRESULT CountEnum (
        HCORENUM    hEnum, 
        ULONG       *pulCount
    );
        
    HRESULT EnumCustomAttributes ( 
        HCORENUM    *phEnum,
        mdToken     tk, 
        mdToken     tkType, 
        mdCustomAttribute rCustomAttributes[], 
        ULONG       cMax,
        ULONG       *pcCustomAttributes
    );
        
    HRESULT EnumEvents ( 
        HCORENUM    *phEnum, 
        mdTypeDef   td, 
        mdEvent     rEvents[], 
        ULONG       cMax,
        ULONG       *pcEvents
    );
        
    HRESULT EnumFields ( 
        HCORENUM    *phEnum, 
        mdTypeDef   cl, 
        mdFieldDef  rFields[], 
        ULONG       cMax, 
        ULONG       *pcTokens
    );
        
    HRESULT EnumFieldsWithName (
        HCORENUM    *phEnum, 
        mdTypeDef   cl, 
        LPCWSTR     szName, 
        mdFieldDef  rFields[], 
        ULONG       cMax, 
        ULONG       *pcTokens 
    );
        
    HRESULT EnumInterfaceImpls (
        HCORENUM        *phEnum, 
        mdTypeDef       td,
        mdInterfaceImpl rImpls[], 
        ULONG           cMax,
        ULONG*          pcImpls
    );
        
    HRESULT EnumMemberRefs (
        HCORENUM    *phEnum, 
        mdToken     tkParent, 
        mdMemberRef rMemberRefs[], 
        ULONG       cMax, 
        ULONG       *pcTokens
    );
        
    HRESULT EnumMembers ( 
        HCORENUM    *phEnum, 
        mdTypeDef   cl, 
        mdToken     rMembers[], 
        ULONG       cMax, 
        ULONG       *pcTokens
    );
        
    HRESULT EnumMembersWithName (
        HCORENUM    *phEnum, 
        mdTypeDef   cl, 
        LPCWSTR     szName, 
        mdToken     rMembers[], 
        ULONG       cMax, 
        ULONG       *pcTokens
    );
        
    HRESULT EnumMethodImpls (
        HCORENUM    *phEnum, 
        mdTypeDef   td, 
        mdToken     rMethodBody[], 
        mdToken     rMethodDecl[], 
        ULONG       cMax, 
        ULONG       *pcTokens
    );
        
    HRESULT EnumMethods (
        HCORENUM    *phEnum, 
        mdTypeDef   cl, 
        mdMethodDef rMethods[], 
        ULONG       cMax, 
        ULONG       *pcTokens
    );
        
    HRESULT EnumMethodSemantics (
        HCORENUM    *phEnum,
        mdMethodDef mb, 
        mdToken     rEventProp[], 
        ULONG       cMax,
        ULONG       *pcEventProp
    );
        
    HRESULT EnumMethodsWithName (
        HCORENUM    *phEnum,
        mdTypeDef   cl,
        LPCWSTR     szName,
        mdMethodDef rMethods[],
        ULONG       cMax,
        ULONG       *pcTokens
    );
        
    HRESULT EnumModuleRefs (
        HCORENUM    *phEnum,
        mdModuleRef rModuleRefs[],
        ULONG       cMax,
        ULONG       *pcModuleRefs
    );
        
    HRESULT EnumParams (
        HCORENUM    *phEnum,
        mdMethodDef mb,
        mdParamDef  rParams[],
        ULONG       cMax,
        ULONG       *pcTokens
    );
        
    HRESULT EnumPermissionSets
        HCORENUM    *phEnum, 
        mdToken     tk, 
        DWORD       dwActions,
        mdPermission rPermission[],
        ULONG       cMax,
       ULONG       *pcTokens
    );
        
    HRESULT EnumProperties (
        HCORENUM    *phEnum,
        mdTypeDef   td,
        mdProperty  rProperties[],
        ULONG       cMax,
        ULONG       *pcProperties
    );
        
    HRESULT EnumSignatures (
        HCORENUM    *phEnum,
        mdSignature rSignatures[],
        ULONG       cMax,
        ULONG       *pcSignatures
    );
        
    HRESULT EnumTypeDefs (
        HCORENUM    *phEnum, 
        mdTypeDef   rTypeDefs[],
        ULONG       cMax, 
        ULONG       *pcTypeDefs
    );
        
    HRESULT EnumTypeRefs (
        HCORENUM    *phEnum, 
        mdTypeRef   rTypeRefs[],
        ULONG       cMax, 
        ULONG       *pcTypeRefs
    );
        
    HRESULT EnumTypeSpecs (
        HCORENUM    *phEnum,
        mdTypeSpec  rTypeSpecs[],
        ULONG       cMax,
        ULONG       *pcTypeSpecs
    );
        
    HRESULT EnumUnresolvedMethods (
        HCORENUM    *phEnum,
        mdToken     rMethods[],
        ULONG       cMax,
        ULONG       *pcTokens
        );
        
    HRESULT EnumUserStrings (
        HCORENUM    *phEnum,
        mdString    rStrings[],
                ULONG       cMax,
        ULONG       *pcStrings
    );
        
    HRESULT FindField (
        mdTypeDef   td,
        LPCWSTR     szName,
        PCCOR_SIGNATURE pvSigBlob,
        ULONG       cbSigBlob,
        mdFieldDef  *pmb
    );
        
    HRESULT FindMember (
        mdTypeDef   td,
        LPCWSTR     szName, 
        PCCOR_SIGNATURE pvSigBlob, 
        ULONG       cbSigBlob, 
        mdToken     *pmb
    );
        
    HRESULT FindMemberRef (
        mdTypeRef   td,
        LPCWSTR     szName, 
        PCCOR_SIGNATURE pvSigBlob, 
        ULONG       cbSigBlob, 
        mdMemberRef     *pmr
    );
        
    HRESULT FindMethod (
        mdTypeDef   td,
        LPCWSTR     szName, 
        PCCOR_SIGNATURE pvSigBlob, 
        ULONG       cbSigBlob, 
        mdMethodDef     *pmb
    );
        
    HRESULT FindTypeDefByName
        LPCWSTR     szTypeDef,
        mdToken     tkEnclosingClass,
        mdTypeDef   *ptd
    );
        
    HRESULT FindTypeRef (
        mdToken     tkResolutionScope,
        LPCWSTR     szName,
        mdTypeRef   *ptr
    );
        
    HRESULT GetClassLayout ( 
        mdTypeDef   td, 
        DWORD       *pdwPackSize,
        COR_FIELD_OFFSET rFieldOffset[],
        ULONG       cMax,
        ULONG       *pcFieldOffset,
        ULONG       *pulClassSize
    );
        
    HRESULT GetCustomAttributeByName (
        mdToken     tkObj,
        LPCWSTR     szName,
        const void  **ppData,
        ULONG       *pcbData
    );
        
    HRESULT GetCustomAttributeProps (
        mdCustomAttribute cv,
        mdToken     *ptkObj,
        mdToken     *ptkType,
        void const  **ppBlob,
        ULONG       *pcbSize
    );
        
    HRESULT GetEventProps (
        mdEvent     ev,
        mdTypeDef   *pClass, 
        LPCWSTR     szEvent, 
        ULONG       cchEvent, 
        ULONG       *pchEvent, 
        DWORD       *pdwEventFlags,
        mdToken     *ptkEventType,
        mdMethodDef *pmdAddOn, 
        mdMethodDef *pmdRemoveOn, 
        mdMethodDef *pmdFire, 
        mdMethodDef rmdOtherMethod[], 
        ULONG       cMax,
        ULONG       *pcOtherMethod
    );
        
    HRESULT GetFieldMarshal (
        mdToken     tk, 
        PCCOR_SIGNATURE *ppvNativeType,
        ULONG       *pcbNativeType 
    );
        
    HRESULT GetFieldProps (
        mdFieldDef  mb, 
        mdTypeDef   *pClass,
        LPWSTR      szField,
        ULONG       cchField, 
        ULONG       *pchField,
        DWORD       *pdwAttr,
        PCCOR_SIGNATURE *ppvSigBlob, 
        ULONG       *pcbSigBlob, 
        DWORD       *pdwCPlusTypeFlag, 
        UVCP_CONSTANT *ppValue,
        ULONG       *pcchValue
    );
        
    HRESULT GetInterfaceImplProps (
        mdInterfaceImpl iiImpl,
        mdTypeDef   *pClass,
        mdToken     *ptkIface)
    );
        
    HRESULT GetMemberProps (
        mdToken     mb, 
        mdTypeDef   *pClass,
        LPWSTR      szMember, 
        ULONG       cchMember, 
        ULONG       *pchMember, 
        DWORD       *pdwAttr,
        PCCOR_SIGNATURE *ppvSigBlob, 
        ULONG       *pcbSigBlob, 
        ULONG       *pulCodeRVA, 
        DWORD       *pdwImplFlags, 
        DWORD       *pdwCPlusTypeFlag, 
        UVCP_CONSTANT *ppValue,
        ULONG       *pcchValue
    );

    HRESULT GetMemberRefProps (
        mdMemberRef mr, 
        mdToken     *ptk, 
        LPWSTR      szMember, 
        ULONG       cchMember, 
        ULONG       *pchMember, 
        PCCOR_SIGNATURE *ppvSigBlob, 
        ULONG       *pbSig 
    );

    HRESULT GetMethodProps (
        mdMethodDef mb, 
        mdTypeDef   *pClass, 
        LPWSTR      szMethod, 
        ULONG       cchMethod, 
        ULONG       *pchMethod,
        DWORD       *pdwAttr, 
        PCCOR_SIGNATURE *ppvSigBlob, 
        ULONG       *pcbSigBlob, 
        ULONG       *pulCodeRVA, 
        DWORD       *pdwImplFlags
    );
        
    HRESULT GetMethodSemantics (
        mdMethodDef mb,
        mdToken     tkEventProp,
        DWORD       *pdwSemanticsFlags
    );
                
    HRESULT GetModuleFromScope (
        mdModule    *pmd
    );
        
    HRESULT GetModuleRefProps (
        mdModuleRef mur,
        LPWSTR      szName, 
        ULONG       cchName, 
        ULONG       *pchName 
    );
        
    HRESULT GetNameFromToken (
        mdToken     tk,
        MDUTF8CSTR  *pszUtf8NamePtr
    );
        
    HRESULT GetNativeCallConvFromSig (
        void const  *pvSig,
        ULONG       cbSig,
        ULONG       *pCallConv
    );
        
    HRESULT GetNestedClassProps (
        mdTypeDef   tdNestedClass,
        mdTypeDef   *ptdEnclosingClass
    );
        
    HRESULT GetParamForMethodIndex (
        mdMethodDef md,
        ULONG       ulParamSeq,
        mdParamDef  *ppd
    );

    HRESULT GetParamProps (
        mdParamDef  tk,
        mdMethodDef *pmd,
        ULONG       *pulSequence,
        LPWSTR      szName,
        ULONG       cchName,
        ULONG       *pchName,
        DWORD       *pdwAttr,
        DWORD       *pdwCPlusTypeFlag,
        UVCP_CONSTANT *ppValue,
        ULONG       *pcchValue
    );
        
    HRESULT GetPermissionSetProps (
        mdPermission pm,
        DWORD       *pdwAction, 
        void const  **ppvPermission, 
        ULONG       *pcbPermission
    );
        
    HRESULT GetPinvokeMap (
        mdToken     tk,
        DWORD       *pdwMappingFlags,
        LPWSTR      szImportName,
        ULONG       cchImportName,
        ULONG       *pchImportName,
        mdModuleRef *pmrImportDLL
    );
        
    HRESULT GetPropertyProps (
        mdProperty  prop,
        mdTypeDef   *pClass, 
        LPCWSTR     szProperty, 
        ULONG       cchProperty, 
        ULONG       *pchProperty, 
        DWORD       *pdwPropFlags, 
        PCCOR_SIGNATURE *ppvSig, 
        ULONG       *pbSig, 
        DWORD       *pdwCPlusTypeFlag, 
        UVCP_CONSTANT *ppDefaultValue,
        ULONG       *pcchDefaultValue,
        mdMethodDef *pmdSetter, 
        mdMethodDef *pmdGetter, 
        mdMethodDef rmdOtherMethod[],
        ULONG       cMax, 
        ULONG       *pcOtherMethod 
    );
        
    HRESULT GetRVA (
        mdToken     tk, 
        ULONG       *pulCodeRVA, 
        DWORD       *pdwImplFlags
    );
        
    HRESULT GetScopeProps (
        LPWSTR      szName,
        ULONG       cchName,
        ULONG       *pchName,
        GUID        *pmvid
    );
        
    HRESULT GetSigFromToken ( 
        mdSignature mdSig, 
        PCCOR_SIGNATURE *ppvSig, 
        ULONG       *pcbSig 
    );
        
    HRESULT GetTypeDefProps 
        mdTypeDef   td,
        LPWSTR      szTypeDef,
        ULONG       cchTypeDef,
        ULONG       *pchTypeDef,
        DWORD       *pdwTypeDefFlags,
        mdToken     *ptkExtends
    );
        
    HRESULT GetTypeRefProps (
        mdTypeRef   tr,
        mdToken     *ptkResolutionScope,
        LPWSTR      szName,
        ULONG       cchName,
        ULONG       *pchName
    );
        
    HRESULT GetTypeSpecFromToken ( 
        mdTypeSpec  typespec, 
        PCCOR_SIGNATURE *ppvSig, 
        ULONG       *pcbSig
    );
        
    HRESULT GetUserString (
        mdString    stk,
        LPWSTR      szString,
        ULONG       cchString,
        ULONG       *pchString
    );
        
    HRESULT IsGlobal (
        mdToken     pd,
        int         *pbGlobal
    );
        
    BOOL IsValidToken (
        mdToken     tk
    );

    HRESULT ResetEnum (
        HCORENUM    hEnum, 
        ULONG       ulPos
    );
        
    HRESULT ResolveTypeRef (
        mdTypeRef   tr,
        REFIID      riid,
        IUnknown    **ppIScope,
        mdTypeDef   *ptd
    );
        
};