linux-sg2042/include/crypto/sm2.h

26 lines
749 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* sm2.h - SM2 asymmetric public-key algorithm
* as specified by OSCCA GM/T 0003.1-2012 -- 0003.5-2012 SM2 and
* described at https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02
*
* Copyright (c) 2020, Alibaba Group.
* Written by Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
*/
#ifndef _CRYPTO_SM2_H
#define _CRYPTO_SM2_H
#include <crypto/sm3.h>
#include <crypto/akcipher.h>
/* The default user id as specified in GM/T 0009-2012 */
#define SM2_DEFAULT_USERID "1234567812345678"
#define SM2_DEFAULT_USERID_LEN 16
extern int sm2_compute_z_digest(struct crypto_akcipher *tfm,
const unsigned char *id, size_t id_len,
unsigned char dgst[SM3_DIGEST_SIZE]);
#endif /* _CRYPTO_SM2_H */