VerifyMacFinal(3)VerifyMacFinal(3)NAME
VerifyMacFinal, CSSM_VerifyMacFinal, CSP_VerifyMacFinal - Finalize the
staged message authentication code (CDSA)
SYNOPSIS
# include <cdsa/cssm.h>
API: CSSM_RETURN CSSMAPI CSSM_VerifyMacFinal (CSSM_CC_HANDLE CCHandle,
const CSSM_DATA *Mac) SPI: CSSM_RETURN CSSMCSPI CSP_VerifyMacFinal
(CSSM_CSP_HANDLE CSPHandle, CSSM_CC_HANDLE CCHandle, const CSSM_DATA
*Mac)
LIBRARY
Common Security Services Manager library (libcssm.so)
API PARAMETERS
The handle that describes the context of this cryptographic operation
used to link to the CSP-managed information. A pointer to the
CSSM_DATA structure containing the MAC to verify.
SPI PARAMETERS
The handle that describes the add-in cryptographic service provider
module used to perform calls to CSSM for the memory functions managed
by CSSM.
DESCRIPTION
This function finalizes the staged message authentication code verifi‐
cation function.
RETURN VALUE
A CSSM_RETURN value indicating success or specifying a particular error
condition. The value CSSM_OK indicates success. All other values repre‐
sent an error condition.
ERRORS
Errors are described in the CDSA technical standard. See
CDSA_intro(3). CSSMERR_CSP_INPUT_LENGTH_ERROR CSSMERR_CSP_VER‐
IFY_FAILED CSSMERR_CSP_INVALID_SIGNATURE
COMMENTS FOR SPI
The output is returned to the caller as specified in Buffer Management
for Cryptographic Services.
SEE ALSO
Books
Intel CDSA Application Developer's Guide (see CDSA_intro(3))
Reference Pages
Functions for the CSSM API:
CSSM_VerifyMac(3), CSSM_VerifyMacInit(3), CSSM_VerifyMacUpdate(3)
Functions for the CSP SPI:
CSP_VerifyMac(3), CSP_VerifyMacInit(3), CSP_VerifyMacUpdate(3)VerifyMacFinal(3)