xref: /third_party/openssl/include/internal/sm3.h (revision e1051a39)
1e1051a39Sopenharmony_ci/*
2e1051a39Sopenharmony_ci * Copyright 2017-2021 The OpenSSL Project Authors. All Rights Reserved.
3e1051a39Sopenharmony_ci * Copyright 2017 Ribose Inc. All Rights Reserved.
4e1051a39Sopenharmony_ci *
5e1051a39Sopenharmony_ci * Licensed under the Apache License 2.0 (the "License").  You may not use
6e1051a39Sopenharmony_ci * this file except in compliance with the License.  You can obtain a copy
7e1051a39Sopenharmony_ci * in the file LICENSE in the source distribution or at
8e1051a39Sopenharmony_ci * https://www.openssl.org/source/license.html
9e1051a39Sopenharmony_ci */
10e1051a39Sopenharmony_ci
11e1051a39Sopenharmony_ci/* This header can move into provider when legacy support is removed */
12e1051a39Sopenharmony_ci#ifndef OSSL_INTERNAL_SM3_H
13e1051a39Sopenharmony_ci# define OSSL_INTERNAL_SM3_H
14e1051a39Sopenharmony_ci# pragma once
15e1051a39Sopenharmony_ci
16e1051a39Sopenharmony_ci# include <openssl/opensslconf.h>
17e1051a39Sopenharmony_ci
18e1051a39Sopenharmony_ci# ifdef OPENSSL_NO_SM3
19e1051a39Sopenharmony_ci#  error SM3 is disabled.
20e1051a39Sopenharmony_ci# endif
21e1051a39Sopenharmony_ci
22e1051a39Sopenharmony_ci# define SM3_DIGEST_LENGTH 32
23e1051a39Sopenharmony_ci# define SM3_WORD unsigned int
24e1051a39Sopenharmony_ci
25e1051a39Sopenharmony_ci# define SM3_CBLOCK      64
26e1051a39Sopenharmony_ci# define SM3_LBLOCK      (SM3_CBLOCK/4)
27e1051a39Sopenharmony_ci
28e1051a39Sopenharmony_citypedef struct SM3state_st {
29e1051a39Sopenharmony_ci   SM3_WORD A, B, C, D, E, F, G, H;
30e1051a39Sopenharmony_ci   SM3_WORD Nl, Nh;
31e1051a39Sopenharmony_ci   SM3_WORD data[SM3_LBLOCK];
32e1051a39Sopenharmony_ci   unsigned int num;
33e1051a39Sopenharmony_ci} SM3_CTX;
34e1051a39Sopenharmony_ci
35e1051a39Sopenharmony_ciint ossl_sm3_init(SM3_CTX *c);
36e1051a39Sopenharmony_ciint ossl_sm3_update(SM3_CTX *c, const void *data, size_t len);
37e1051a39Sopenharmony_ciint ossl_sm3_final(unsigned char *md, SM3_CTX *c);
38e1051a39Sopenharmony_ci
39e1051a39Sopenharmony_ci#endif /* OSSL_INTERNAL_SM3_H */
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