Developer Reference

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SHA256MessageDigest

Computes SHA-256 digest value of the input message.

Syntax

IppStatus ippsSHA256MessageDigest(const Ipp8u *
pMsg
, int
len
, Ipp8u *
pMD
);
Include Files
ippcp.h
Parameters
pMsg
Pointer to the input message.
len
Message length in octets.
pMD
Pointer to the resultant digest.
Description
The function uses the selected hash algorithm to compute the digest value of the entire (non-streaming) input message.
Return Values
ippStsNoErr
Indicates no error. Any other value indicates an error or warning.
ippStsNullPtrErr
Indicates an error condition if any of the specified pointers is
NULL
.
ippStsLengthErr
Indicates an error condition if the input data stream length is less than zero.

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.