Developer Reference

Contents

GFpECESEncrypt_SM2

Encrypts the plaintext data buffer.

Syntax

IppStatus ippsGFpECESEncrypt_SM2(const Ipp8u*
pInput
, Ipp8u*
pOutput
, int
len
, IppsECES_StateSM2*
pState
);
Include Files
ippcp.h
Parameters
pInput
Pointer to the plaintext data buffer.
pOutput
Pointer to the ciphertext data buffer.
len
Length of the input and output buffers.
pState
Pointer to the buffer being initialized as the ECES context.
Description
The function encrypts the plaintext data buffer and updates the authentication tag. For more information on encryption and authentication, see [SM2 PKE]
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
IppsECES_StateSM2
context parameter does not match the operation.
ippStsSizeErr
Indicates an error condition if the
len
parameter has a negative value.

Product and Performance Information

1

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