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.