3.13.4.2 ITypeLib2::GetLibStatistics (Opnum 14)
The GetLibStatistics method returns statistics about the unique names in the automation type library.
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HRESULT GetLibStatistics( [out] ULONG* pcUniqueNames, [out] ULONG* pcchUniqueNames );
pcUniqueNames: MUST be set to the number of unique names in the Type library.
pcchUniqueNames: MUST be set to the total length, in characters, of the unique names in the library.
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.