| /* 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 */ |