3.13.4.1 ITypeLib2::GetCustData (Opnum 13)
The GetCustData method retrieves the value of a custom data item associated with the automation type library.
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HRESULT GetCustData( [in] REFGUID guid, [out] VARIANT* pVarVal );
guid: MUST be the GUID associated with the custom data item using the [custom] attribute, as specified in section 2.2.49.2.
pVarVal: MUST be set to the value of the custom data item, or VT_EMPTY if there is no custom data item associated with the specified GUID.
Return Values: The method MUST return information in an HRESULT data structure, defined in [MS-ERREF] section 2.1. The severity bit in the structure identifies the following conditions:
If the severity bit is set to 0, the method completed successfully.
If the severity bit is set to 1, the method failed and encountered a fatal error.