Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/evp/p_verify.c |
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1 | /* | - | ||||||
2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | - | ||||||
3 | * | - | ||||||
4 | * Licensed under the OpenSSL license (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 "internal/evp_int.h" | - | ||||||
16 | - | |||||||
17 | int EVP_VerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sigbuf, | - | ||||||
18 | unsigned int siglen, EVP_PKEY *pkey) | - | ||||||
19 | { | - | ||||||
20 | unsigned char m[EVP_MAX_MD_SIZE]; | - | ||||||
21 | unsigned int m_len = 0; | - | ||||||
22 | int i = 0; | - | ||||||
23 | EVP_PKEY_CTX *pkctx = NULL; | - | ||||||
24 | - | |||||||
25 | if (EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_FINALISE)) {
| 0-25 | ||||||
26 | if (!EVP_DigestFinal_ex(ctx, m, &m_len))
| 0 | ||||||
27 | goto err; never executed: goto err; | 0 | ||||||
28 | } else { never executed: end of block | 0 | ||||||
29 | int rv = 0; | - | ||||||
30 | EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new(); | - | ||||||
31 | if (tmp_ctx == NULL) {
| 0-25 | ||||||
32 | EVPerr(EVP_F_EVP_VERIFYFINAL, ERR_R_MALLOC_FAILURE); | - | ||||||
33 | return 0; never executed: return 0; | 0 | ||||||
34 | } | - | ||||||
35 | rv = EVP_MD_CTX_copy_ex(tmp_ctx, ctx); | - | ||||||
36 | if (rv)
| 0-25 | ||||||
37 | rv = EVP_DigestFinal_ex(tmp_ctx, m, &m_len); executed 25 times by 1 test: rv = EVP_DigestFinal_ex(tmp_ctx, m, &m_len); Executed by:
| 25 | ||||||
38 | EVP_MD_CTX_free(tmp_ctx); | - | ||||||
39 | if (!rv)
| 0-25 | ||||||
40 | return 0; never executed: return 0; | 0 | ||||||
41 | } executed 25 times by 1 test: end of block Executed by:
| 25 | ||||||
42 | - | |||||||
43 | i = -1; | - | ||||||
44 | pkctx = EVP_PKEY_CTX_new(pkey, NULL); | - | ||||||
45 | if (pkctx == NULL)
| 0-25 | ||||||
46 | goto err; never executed: goto err; | 0 | ||||||
47 | if (EVP_PKEY_verify_init(pkctx) <= 0)
| 0-25 | ||||||
48 | goto err; never executed: goto err; | 0 | ||||||
49 | if (EVP_PKEY_CTX_set_signature_md(pkctx, EVP_MD_CTX_md(ctx)) <= 0)
| 0-25 | ||||||
50 | goto err; never executed: goto err; | 0 | ||||||
51 | i = EVP_PKEY_verify(pkctx, sigbuf, siglen, m, m_len); | - | ||||||
52 | err: code before this statement executed 25 times by 1 test: err: Executed by:
| 25 | ||||||
53 | EVP_PKEY_CTX_free(pkctx); | - | ||||||
54 | return i; executed 25 times by 1 test: return i; Executed by:
| 25 | ||||||
55 | } | - | ||||||
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