CSSM_CSP_CreateDigestContext
CSSM_CC_HANDLE CSSMAPI CSSM_CSP_CreateDigestContext
(CSSM_CSP_HANDLE CSPHandle,
uint32 AlgorithmID)
This function creates a digest cryptographic context, given a handle of a CSP and an algorithm identification number. The cryptographic context handle is returned. The cryptographic context handle can be used to call digest cryptographic functions.
- CSPHandle (input)
The handle that describes the add-in cryptographic service provider module used to perform this function. If a NULL handle is specified, CSSM returns error.
- AlgorithmID (input)
The algorithm identification number for message digests.
Returns a cryptographic context handle. If the handle is NULL, an error has occurred. Use CSSM_GetError to obtain the error code.
- CSSM__INVALID_CSP_HANDLE
Invalid crypto services provider handle.
- CSSM__MEMORY_ERROR
Internal memory error.
CSSM_DigestData, CSSM_DigestDataInit, CSSM_DigestDataUpdate, CSSM_DigestDataFinal, CSSM_GetContext, CSSM_SetContext, CSSM_DeleteContext, CSSM_GetContextAttribute, CSSM_UpdateContextAttributes
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