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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
  CCHandle (input)
	  The handle that describes the context of this cryptographic
	  operation used to link to the CSP-managed information.

  Mac (input)
	  A pointer to the CSSM_DATA structure containing the MAC to verify.

SPI PARAMETERS
  CSPHandle (input)
	  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 verification
  function.

RETURN VALUE
  A CSSM_RETURN value indicating success or specifying a particular error
  condition. The value CSSM_OK indicates success. All other values represent
  an error condition.

ERRORS
  Errors are described in the CDSA technical standard.	See CDSA_intro(3).

       CSSMERR_CSP_INPUT_LENGTH_ERROR
       CSSMERR_CSP_VERIFY_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)

Index for Section 3

Alphabetical listing for V

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