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This function converts a CryptoAPI algorithm identifier ( ALG_ID) to an ASN.1 object identifier string.
Syntax
LPCSTR WINAPI CertAlgIdToOID( DWORD dwAlgId ); |
Parameters
- dwAlgId
-
[in] Specifies the value to be converted to an object identifier (OID).
Return Value
Returns the NULL-terminated OID string or NULL if there is no OID string that corresponds to the algorithm identifier.
Example Code
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// EXAMPLE CODE USING CertAlgIdToOID() to // convert the CALG_SHA algorithm identifier to an // object identifier string. + //-------------------------------------------------------------------- // Declare variables. LPCSTR pszObjID; if(pszObjID= CertAlgIdToOID(CALG_SHA)) { printf("The OID for CALG_SHA is %s \n",pszObjID); } else { printf("No object identifier string correlates to the ALG_ID. \n"); } |
Requirements
Header | wincrypt.h |
Library | crypt32.lib |
Windows Embedded CE | Windows CE 3.0 and later |
Windows Mobile | Windows Mobile Version 5.0 and later |
See Also
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