Developer Reference

Contents

PRNGSetAugment

Sets the initial state with the given input entropy for the pseudorandom number generation.

Syntax

IppStatus ippsPRNGSetAugment(const IppsBigNumState*
pAugment
, IppsPRNGState*
pCtx
);
Include Files
ippcp.h
Parameters
pAugment
Pointer to the entropy augment value being set up.
pCtx
Pointer to the
IppsPRNGState
context.
Description
The function resets entropy augment value with the supplied value of the
seedBits
bit length. The supplied big number should be created prior to the function call using the appropriate Big Number Arithmetic functions (see Example
“Create a Big Number”
).
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
.
ippStsContextMatchErr
Indicates an error condition if the context parameter does not match the operation.

Product and Performance Information

1

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