/src/openssl31/crypto/evp/m_null.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. |
3 | | * |
4 | | * Licensed under the Apache License 2.0 (the "License"). You may not use |
5 | | * this file except in compliance with the License. You can obtain a copy |
6 | | * in the file LICENSE in the source distribution or at |
7 | | * https://www.openssl.org/source/license.html |
8 | | */ |
9 | | |
10 | | #include <stdio.h> |
11 | | #include "internal/cryptlib.h" |
12 | | #include <openssl/evp.h> |
13 | | #include <openssl/objects.h> |
14 | | #include <openssl/x509.h> |
15 | | #include "crypto/evp.h" |
16 | | |
17 | | static int init(EVP_MD_CTX *ctx) |
18 | 0 | { |
19 | 0 | return 1; |
20 | 0 | } |
21 | | |
22 | | static int update(EVP_MD_CTX *ctx, const void *data, size_t count) |
23 | 0 | { |
24 | 0 | return 1; |
25 | 0 | } |
26 | | |
27 | | static int final(EVP_MD_CTX *ctx, unsigned char *md) |
28 | 0 | { |
29 | 0 | return 1; |
30 | 0 | } |
31 | | |
32 | | static const EVP_MD null_md = { |
33 | | NID_undef, |
34 | | NID_undef, |
35 | | 0, |
36 | | 0, |
37 | | EVP_ORIG_GLOBAL, |
38 | | init, |
39 | | update, |
40 | | final, |
41 | | NULL, |
42 | | NULL, |
43 | | 0, |
44 | | sizeof(EVP_MD *), |
45 | | }; |
46 | | |
47 | | const EVP_MD *EVP_md_null(void) |
48 | 0 | { |
49 | 0 | return &null_md; |
50 | 0 | } |