CryptSIPRetrieveSubjectGuid function (mssip.h)

The CryptSIPRetrieveSubjectGuid function retrieves a GUID based on the header information in a specified file. The GUID is used by the CryptSIPLoad function to load the subject interface package (SIP) implementation for the given file type.

Syntax

BOOL CryptSIPRetrieveSubjectGuid(
  [in]           LPCWSTR FileName,
  [in, optional] HANDLE  hFileIn,
  [out]          GUID    *pgSubject
);

Parameters

[in] FileName

The name of the file.

[in, optional] hFileIn

A handle to the file to check.

[out] pgSubject

A GUID that identifies the subject.

Return value

If the function succeeds, the function returns TRUE.

If the function fails, it returns FALSE. For extended error information, call GetLastError.

Requirements