Developer Reference

Contents

AES_CCMTagLen

Sets up the length of the required authentication tag.

Syntax

IppStatus ippsAES_CCMTagLen(int
tagLen
, IppsAES_CCMState*
pState
);
Include Files
ippcp.h
Parameters
tagLen
Length of the required authentication tag (in bytes).
pState
Pointer to the
IppsAES_CCMState
context.
Description
The function assigns the value of
tagLen
to the length of the required authentication tag in the
*pState
context.
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.
ippStsLengthErr
Indicates an error condition if
tagLen
< 4 or
tagLen
> 16 or
taglen
is odd.

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