CSSM_VerifyMacUpdate
CSSM_RETURN CSSMAPI CSSM_GenerateMacUpdate
(CSSM_CC_HANDLE CCHandle,
const CSSM_DATA_PTR DataBufs,
uint32 DataBufCount)
This function updates the staged message authentication code verification function.
- CCHandle (input)
The handle that describes the context of this cryptographic operation used to link to the CSP-managed information.
- DataBufs (input)
A pointer to a vector of CSSM_DATA structures that contain the data to be operated on.
- DataBufCount (input)
The number of DataBufs.
A CSSM return value. This function returns CSSM_OK if successful, and returns an error code if an error has occurred.
- CSSM__CSP_INVALID_CONTEXT_HANDLE
Invalid context handle.
- CSSM__CSP_INVALID_DATA_POINTER
Invalid input CSSM_DATA pointer.
- CSSM__CSP_INVALID_DATA_COUNT
Invalid input data count; data count cannot be 0.
- CSSM__CSP_INVALID_DATA
Invalid input CSSM_DATA buffer.
- 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_VECTOROFBUFS_UNSUPPORTED
Supports only a single buffer of input.
CSSM_VerifyMac, CSSM_VerifyMacInit, CSSM_VerifyMacFinal
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