2023-08-30 17:31:07 +02:00
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* sm2.h - SM2 asymmetric public-key algorithm
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* as specified by OSCCA GM/T 0003.1-2012 -- 0003.5-2012 SM2 and
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* described at https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02
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*
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* Copyright (c) 2020, Alibaba Group.
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* Written by Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
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*/
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#ifndef _CRYPTO_SM2_H
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#define _CRYPTO_SM2_H
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2023-10-24 12:59:35 +02:00
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struct shash_desc;
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2023-08-30 17:31:07 +02:00
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2023-10-24 12:59:35 +02:00
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#if IS_REACHABLE(CONFIG_CRYPTO_SM2)
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int sm2_compute_z_digest(struct shash_desc *desc,
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const void *key, unsigned int keylen, void *dgst);
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#else
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static inline int sm2_compute_z_digest(struct shash_desc *desc,
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const void *key, unsigned int keylen,
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void *dgst)
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{
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return -ENOTSUPP;
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}
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#endif
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2023-08-30 17:31:07 +02:00
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#endif /* _CRYPTO_SM2_H */
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