linux/crypto/sm3_generic.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * SM3 secure hash, as specified by OSCCA GM/T 0004-2012 SM3 and
 * described at https://tools.ietf.org/html/draft-shen-sm3-hash-01
 *
 * Copyright (C) 2017 ARM Limited or its affiliates.
 * Written by Gilad Ben-Yossef <[email protected]>
 * Copyright (C) 2021 Tianjia Zhang <[email protected]>
 */

#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/types.h>
#include <crypto/sm3.h>
#include <crypto/sm3_base.h>
#include <linux/bitops.h>
#include <asm/byteorder.h>
#include <asm/unaligned.h>

const u8 sm3_zero_message_hash[SM3_DIGEST_SIZE] = …;
EXPORT_SYMBOL_GPL(…);

static int crypto_sm3_update(struct shash_desc *desc, const u8 *data,
			  unsigned int len)
{ … }

static int crypto_sm3_final(struct shash_desc *desc, u8 *out)
{ … }

static int crypto_sm3_finup(struct shash_desc *desc, const u8 *data,
			unsigned int len, u8 *hash)
{ … }

static struct shash_alg sm3_alg = …;

static int __init sm3_generic_mod_init(void)
{ … }

static void __exit sm3_generic_mod_fini(void)
{ … }

subsys_initcall(sm3_generic_mod_init);
module_exit(sm3_generic_mod_fini);

MODULE_LICENSE(…) …;
MODULE_DESCRIPTION(…) …;

MODULE_ALIAS_CRYPTO(…) …;
MODULE_ALIAS_CRYPTO(…) …;