VMS Help  —  CDSA  CDSA_API, VerifyMacInit
 NAME
   VerifyMacInit,
   CSSM_VerifyMacInit,
   CSP_VerifyMacInit  - Initialize the staged message authentication
                        code (CDSA)

 SYNOPSIS
   # include <cssm.h>

    API:
        CSSM_RETURN CSSMAPI CSSM_VerifyMacInit
        (CSSM_CC_HANDLE CCHandle)
    SPI:
        CSSM_RETURN CSSMCSPI CSP_VerifyMacInit
        (CSSM_CSP_HANDLE CSPHandle,
        CSSM_CC_HANDLE CCHandle,
        const CSSM_CONTEXT *Context)

 LIBRARY
   Common Security Services Manager library (CDSA$INCSSM300_SHR.EXE)

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

 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.

   Context (input)
           Pointer to CSSM_CONTEXT structure that describes the
           attributes with this context.

 DESCRIPTION
   This function initializes 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.

   None specific to this call.

 SEE ALSO
   Books

   Intel CDSA Application Developer's Guide (see CDSA)

   Other Help Topics

   Functions for the CSSM API:

       CSSM_VerifyMac
       CSSM_VerifyMacUpdate
       CSSM_VerifyMacFinal

   Functions for the CSP SPI:

       CSP_VerifyMac
       CSP_VerifyMacUpdate
       CSP_VerifyMacFinal
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