NAME

CSP_VerifyMacInit

SYNOPSIS

CSSM_RETURN CSSMAPI CSP_VerifyMacInit
    (CSSM_CSP_HANDLE CSPHandle,
    CSSM_CC_HANDLE CCHandle,
    const CSSM_CONTEXT_PTR Context)

DESCRIPTION

This function initializes the staged message authentication code verification function.

PARAMETERS

CSPHandle (input)

The handle that describes the add-in cryptographic service provider module used to perform up-calls to CSSM for the memory functions managed by CSSM.

CCHandle (input)

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

Context (input)

Pointer to CSSM_CONTEXT structure that describes the attributes with this context.

RETURN VALUE

A CSSM return value. This function returns CSSM_OK if successful, and returns an error code if an error has occurred.

ERRORS

CSSM_CSP_INVALID_CSP_HANDLE

Invalid CSP handle.

CSSM_CSP_INVALID_CONTEXT_HANDLE

Invalid context handle.

CSSM_CSP_INVALID_CONTEXT_POINTER

Invalid CSSM_CONTEXT pointer.

CSSM_CSP_INVALID_CONTEXT

Context type and operation do not match.

CSSM_CSP_INVALID_ALGORITHM

Unknown algorithm.

CSSM_CSP_MEMORY_ERROR

Not enough memory to allocate.

CSSM_CSP_STAGED_OPERATION_UNSUPPORTED

Staged operation unsupported.

CSSM_CSP_STAGED_OPERATION_FAILED

Staged Cryptographic operation failed.

CSSM_CSP_INVALID_ATTR_KEY

Invalid or missing key attribute in the context.

CSSM_CSP_INVALID_KEY

Invalid or missing key data in the context attribute.

CSSM_CSP_INVALID_KEYCLASS

Key class is not session key class.

CSSM_CSP_KEY_ALGID_MISMATCH

The supplied key does not match the operation.

CSSM_CSP_KEY_KEYHEADER_INCONSISTENT

Key header and key data is inconsistent.

CSSM_CSP_KEY_FORMAT_INCORRECT

Unknown key format.

CSSM_CSP_INVALID_KEY_SIZE_IN_BITS

Key size in bits unsupported.

SEE ALSO

CSSM_VerifyMac, CSSM_VerifyMacUpdate, CSSM_VerifyMacFinal