| Tianjia Zhang | ea7ecb6 | 2020-09-21 00:20:57 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | /* |
| 3 | * sm2.h - SM2 asymmetric public-key algorithm |
| 4 | * as specified by OSCCA GM/T 0003.1-2012 -- 0003.5-2012 SM2 and |
| 5 | * described at https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02 |
| 6 | * |
| 7 | * Copyright (c) 2020, Alibaba Group. |
| 8 | * Written by Tianjia Zhang <tianjia.zhang@linux.alibaba.com> |
| 9 | */ |
| 10 | |
| 11 | #ifndef _CRYPTO_SM2_H |
| 12 | #define _CRYPTO_SM2_H |
| 13 | |
| 14 | #include <crypto/sm3.h> |
| 15 | #include <crypto/akcipher.h> |
| 16 | |
| 17 | /* The default user id as specified in GM/T 0009-2012 */ |
| 18 | #define SM2_DEFAULT_USERID "1234567812345678" |
| 19 | #define SM2_DEFAULT_USERID_LEN 16 |
| 20 | |
| 21 | extern int sm2_compute_z_digest(struct crypto_akcipher *tfm, |
| 22 | const unsigned char *id, size_t id_len, |
| 23 | unsigned char dgst[SM3_DIGEST_SIZE]); |
| 24 | |
| 25 | #endif /* _CRYPTO_SM2_H */ |