Developer Reference

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General Definition of a Hash Function

Syntax

typedef IppStatus(_STDCALL *IppHASH)(const Ipp8u*
pMsg
, int
msgLen
, Ipp8u*
pMD
);

Parameters

pMsg
Pointer to the input octet string.
msgLen
Length of the input string in octers.
pMD
Pointer to the output message digest.

Description

This declaration is included in the
ippcp.h
file. The function calculates the digest of a non-streaming message using the implemented hash algorithm.
Definition of a hash function used in Intel IPP limits length (in octets) of an input message for any specific hash function by the range of the
int
data type, with the upper bound of 2
32
-1.

Product and Performance Information

1

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