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SM3 is a secure hash function which is part of the Chinese "Commercial Cryptography" suite of algorithms which use is required for certain commercial applications in China. Reviewed-by: Paul Dale <paul.dale@oracle.com> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/4616)
56 lines
1.1 KiB
C
56 lines
1.1 KiB
C
/*
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* Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
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* Copyright 2017 Ribose Inc. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#ifndef OPENSSL_NO_SM3
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# include <openssl/evp.h>
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# include <openssl/objects.h>
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# include <openssl/sm3.h>
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# include "internal/evp_int.h"
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static int init(EVP_MD_CTX *ctx)
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{
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return SM3_Init(EVP_MD_CTX_md_data(ctx));
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}
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static int update(EVP_MD_CTX *ctx, const void *data, size_t count)
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{
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return SM3_Update(EVP_MD_CTX_md_data(ctx), data, count);
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}
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static int final(EVP_MD_CTX *ctx, unsigned char *md)
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{
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return SM3_Final(md, EVP_MD_CTX_md_data(ctx));
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}
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static const EVP_MD sm3_md = {
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NID_sm3,
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NID_sm3WithRSAEncryption,
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SM3_DIGEST_LENGTH,
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0,
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init,
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update,
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final,
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NULL,
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NULL,
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SM3_CBLOCK,
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sizeof(EVP_MD *) + sizeof(SM3_CTX),
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};
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const EVP_MD *EVP_sm3(void)
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{
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return &sm3_md;
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}
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#endif
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