Developer Reference

Contents

CmpZero_BN

Checks the value of the input data field.

Syntax

IppStatus ippsCmpZero_BN(const IppsBigNumState*
pBN
, Ipp32u*
pResult
);
Include Files
ippcp.h
Parameters
pBN
Integer big number of the data type
IppsBigNumState
.
pResult
Indicates whether the input integer big number is positive, negative, or zero.
Description
The function scans the data field of the input
const IppsBigNumState *
pBN
and returns
  • IS_ZERO
    if the value held by
    IppsBigNumState *
    pBN
    is zero
  • GREATER_THAN_ZERO
    if the input is more than zero
  • LESS_THAN_ZERO
    if the input is less than zero.
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.