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/* 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 */