Developer Reference

Contents

ARCFourCheckKey

Checks weakness of a user-defined key (deprecated).

Syntax

IppStatus ippsARCFourCheckKey(const Ipp8u*
pKey
, int
keyLen
, IppBool*
pIsWeak
);
Include Files
ippcp.h
Parameters
pKey
Pointer to the user-defined key.
keyLen
Length of the user-defined key in octets.
pIsWeak
Pointer to the result of checking.
Description
This function is deprecated.
The function checks weakness of user-defined key. The function allows to make sure that the supplied key provides sufficient security.
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
keyLen
<1 or
keyLen
>256.

Product and Performance Information

1

Intel's compilers may or may not optimize to the same degree for non-Intel microprocessors for optimizations that are not unique to Intel microprocessors. These optimizations include SSE2, SSE3, and SSSE3 instruction sets and other optimizations. Intel does not guarantee the availability, functionality, or effectiveness of any optimization on microprocessors not manufactured by Intel. Microprocessor-dependent optimizations in this product are intended for use with Intel microprocessors. Certain optimizations not specific to Intel microarchitecture are reserved for Intel microprocessors. Please refer to the applicable product User and Reference Guides for more information regarding the specific instruction sets covered by this notice.

Notice revision #20110804