1 | /* |
2 | * Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. |
3 | * Copyright 2017 Ribose Inc. All Rights Reserved. |
4 | * |
5 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
6 | * this file except in compliance with the License. You can obtain a copy |
7 | * in the file LICENSE in the source distribution or at |
8 | * https://www.openssl.org/source/license.html |
9 | */ |
10 | |
11 | #include "internal/cryptlib.h" |
12 | |
13 | #ifndef OPENSSL_NO_SM3 |
14 | # include <openssl/evp.h> |
15 | # include "internal/sm3.h" |
16 | # include "crypto/evp.h" |
17 | |
18 | static int init(EVP_MD_CTX *ctx) |
19 | { |
20 | return sm3_init(EVP_MD_CTX_md_data(ctx)); |
21 | } |
22 | |
23 | static int update(EVP_MD_CTX *ctx, const void *data, size_t count) |
24 | { |
25 | return sm3_update(EVP_MD_CTX_md_data(ctx), data, count); |
26 | } |
27 | |
28 | static int final(EVP_MD_CTX *ctx, unsigned char *md) |
29 | { |
30 | return sm3_final(md, EVP_MD_CTX_md_data(ctx)); |
31 | } |
32 | |
33 | static const EVP_MD sm3_md = { |
34 | NID_sm3, |
35 | NID_sm3WithRSAEncryption, |
36 | SM3_DIGEST_LENGTH, |
37 | 0, |
38 | init, |
39 | update, |
40 | final, |
41 | NULL, |
42 | NULL, |
43 | SM3_CBLOCK, |
44 | sizeof(EVP_MD *) + sizeof(SM3_CTX), |
45 | }; |
46 | |
47 | const EVP_MD *EVP_sm3(void) |
48 | { |
49 | return &sm3_md; |
50 | } |
51 | |
52 | #endif |
53 | |