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digest.c

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1/* $OpenBSD: digest.c,v 1.30 2018/04/14 07:09:21 tb Exp $ */-
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)-
3 * All rights reserved.-
4 *-
5 * This package is an SSL implementation written-
6 * by Eric Young (eay@cryptsoft.com).-
7 * The implementation was written so as to conform with Netscapes SSL.-
8 *-
9 * This library is free for commercial and non-commercial use as long as-
10 * the following conditions are aheared to. The following conditions-
11 * apply to all code found in this distribution, be it the RC4, RSA,-
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation-
13 * included with this distribution is covered by the same copyright terms-
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).-
15 *-
16 * Copyright remains Eric Young's, and as such any Copyright notices in-
17 * the code are not to be removed.-
18 * If this package is used in a product, Eric Young should be given attribution-
19 * as the author of the parts of the library used.-
20 * This can be in the form of a textual message at program startup or-
21 * in documentation (online or textual) provided with the package.-
22 *-
23 * Redistribution and use in source and binary forms, with or without-
24 * modification, are permitted provided that the following conditions-
25 * are met:-
26 * 1. Redistributions of source code must retain the copyright-
27 * notice, this list of conditions and the following disclaimer.-
28 * 2. Redistributions in binary form must reproduce the above copyright-
29 * notice, this list of conditions and the following disclaimer in the-
30 * documentation and/or other materials provided with the distribution.-
31 * 3. All advertising materials mentioning features or use of this software-
32 * must display the following acknowledgement:-
33 * "This product includes cryptographic software written by-
34 * Eric Young (eay@cryptsoft.com)"-
35 * The word 'cryptographic' can be left out if the rouines from the library-
36 * being used are not cryptographic related :-).-
37 * 4. If you include any Windows specific code (or a derivative thereof) from-
38 * the apps directory (application code) you must include an acknowledgement:-
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"-
40 *-
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND-
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE-
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE-
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE-
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL-
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS-
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)-
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT-
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY-
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF-
51 * SUCH DAMAGE.-
52 *-
53 * The licence and distribution terms for any publically available version or-
54 * derivative of this code cannot be changed. i.e. this code cannot simply be-
55 * copied and put under another distribution licence-
56 * [including the GNU Public Licence.]-
57 */-
58/* ====================================================================-
59 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.-
60 *-
61 * Redistribution and use in source and binary forms, with or without-
62 * modification, are permitted provided that the following conditions-
63 * are met:-
64 *-
65 * 1. Redistributions of source code must retain the above copyright-
66 * notice, this list of conditions and the following disclaimer.-
67 *-
68 * 2. Redistributions in binary form must reproduce the above copyright-
69 * notice, this list of conditions and the following disclaimer in-
70 * the documentation and/or other materials provided with the-
71 * distribution.-
72 *-
73 * 3. All advertising materials mentioning features or use of this-
74 * software must display the following acknowledgment:-
75 * "This product includes software developed by the OpenSSL Project-
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"-
77 *-
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to-
79 * endorse or promote products derived from this software without-
80 * prior written permission. For written permission, please contact-
81 * openssl-core@openssl.org.-
82 *-
83 * 5. Products derived from this software may not be called "OpenSSL"-
84 * nor may "OpenSSL" appear in their names without prior written-
85 * permission of the OpenSSL Project.-
86 *-
87 * 6. Redistributions of any form whatsoever must retain the following-
88 * acknowledgment:-
89 * "This product includes software developed by the OpenSSL Project-
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"-
91 *-
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY-
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE-
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR-
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR-
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,-
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT-
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;-
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)-
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,-
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)-
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED-
103 * OF THE POSSIBILITY OF SUCH DAMAGE.-
104 * ====================================================================-
105 *-
106 * This product includes cryptographic software written by Eric Young-
107 * (eay@cryptsoft.com). This product includes software written by Tim-
108 * Hudson (tjh@cryptsoft.com).-
109 *-
110 */-
111-
112#include <stdio.h>-
113#include <string.h>-
114-
115#include <openssl/opensslconf.h>-
116-
117#include <openssl/err.h>-
118#include <openssl/evp.h>-
119#include <openssl/objects.h>-
120-
121#ifndef OPENSSL_NO_ENGINE-
122#include <openssl/engine.h>-
123#endif-
124-
125int-
126EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type)-
127{-
128 EVP_MD_CTX_init(ctx);-
129 return EVP_DigestInit_ex(ctx, type, NULL);
never executed: return EVP_DigestInit_ex(ctx, type, ((void *)0) );
0
130}-
131-
132int-
133EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *type, ENGINE *impl)-
134{-
135 EVP_MD_CTX_clear_flags(ctx, EVP_MD_CTX_FLAG_CLEANED);-
136-
137#ifndef OPENSSL_NO_ENGINE-
138 /* Whether it's nice or not, "Inits" can be used on "Final"'d contexts-
139 * so this context may already have an ENGINE! Try to avoid releasing-
140 * the previous handle, re-querying for an ENGINE, and having a-
141 * reinitialisation, when it may all be unecessary. */-
142 if (ctx->engine && ctx->digest && (!type ||
ctx->engineDescription
TRUEnever evaluated
FALSEevaluated 32214 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
ctx->digestDescription
TRUEnever evaluated
FALSEnever evaluated
!typeDescription
TRUEnever evaluated
FALSEnever evaluated
0-32214
143 (type && (type->type == ctx->digest->type))))
typeDescription
TRUEnever evaluated
FALSEnever evaluated
(type->type ==...>digest->type)Description
TRUEnever evaluated
FALSEnever evaluated
0
144 goto skip_to_init;
never executed: goto skip_to_init;
0
145 if (type) {
typeDescription
TRUEevaluated 32214 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEnever evaluated
0-32214
146 /* Ensure an ENGINE left lying around from last time is cleared-
147 * (the previous check attempted to avoid this if the same-
148 * ENGINE and EVP_MD could be used). */-
149 ENGINE_finish(ctx->engine);-
150 if (impl != NULL) {
impl != ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 32214 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
0-32214
151 if (!ENGINE_init(impl)) {
!ENGINE_init(impl)Description
TRUEnever evaluated
FALSEnever evaluated
0
152 EVPerror(EVP_R_INITIALIZATION_ERROR);-
153 return 0;
never executed: return 0;
0
154 }-
155 } else
never executed: end of block
0
156 /* Ask if an ENGINE is reserved for this job */-
157 impl = ENGINE_get_digest_engine(type->type);
executed 32214 times by 21 tests: impl = ENGINE_get_digest_engine(type->type);
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
32214
158 if (impl != NULL) {
impl != ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 32214 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
0-32214
159 /* There's an ENGINE for this job ... (apparently) */-
160 const EVP_MD *d = ENGINE_get_digest(impl, type->type);-
161 if (d == NULL) {
d == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
162 /* Same comment from evp_enc.c */-
163 EVPerror(EVP_R_INITIALIZATION_ERROR);-
164 ENGINE_finish(impl);-
165 return 0;
never executed: return 0;
0
166 }-
167 /* We'll use the ENGINE's private digest definition */-
168 type = d;-
169 /* Store the ENGINE functional reference so we know-
170 * 'type' came from an ENGINE and we need to release-
171 * it when done. */-
172 ctx->engine = impl;-
173 } else
never executed: end of block
0
174 ctx->engine = NULL;
executed 32214 times by 21 tests: ctx->engine = ((void *)0) ;
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
32214
175 } else if (!ctx->digest) {
!ctx->digestDescription
TRUEnever evaluated
FALSEnever evaluated
0
176 EVPerror(EVP_R_NO_DIGEST_SET);-
177 return 0;
never executed: return 0;
0
178 }-
179#endif-
180 if (ctx->digest != type) {
ctx->digest != typeDescription
TRUEevaluated 9358 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 22856 times by 7 tests
Evaluated by:
  • hmactest
  • libcrypto.so.44.0.1
  • pkcs7test
  • rsa_test
  • ssltest
  • tls_prf
  • tlstest
9358-22856
181 if (ctx->digest && ctx->digest->ctx_size && ctx->md_data &&
ctx->digestDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • hmactest
FALSEevaluated 9356 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
ctx->digest->ctx_sizeDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • hmactest
FALSEnever evaluated
ctx->md_dataDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • hmactest
FALSEnever evaluated
0-9356
182 !EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_REUSE)) {
!EVP_MD_CTX_te...s(ctx, 0x0004)Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • hmactest
FALSEnever evaluated
0-2
183 freezero(ctx->md_data, ctx->digest->ctx_size);-
184 ctx->md_data = NULL;-
185 }
executed 2 times by 1 test: end of block
Executed by:
  • hmactest
2
186 ctx->digest = type;-
187 if (!(ctx->flags & EVP_MD_CTX_FLAG_NO_INIT) && type->ctx_size) {
!(ctx->flags & 0x0100)Description
TRUEevaluated 7554 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 1804 times by 3 tests
Evaluated by:
  • ssltest
  • tls_prf
  • tlstest
type->ctx_sizeDescription
TRUEevaluated 7554 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEnever evaluated
0-7554
188 ctx->update = type->update;-
189 ctx->md_data = malloc(type->ctx_size);-
190 if (ctx->md_data == NULL) {
ctx->md_data == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 7554 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
0-7554
191 EVP_PKEY_CTX_free(ctx->pctx);-
192 ctx->pctx = NULL;-
193 EVPerror(ERR_R_MALLOC_FAILURE);-
194 return 0;
never executed: return 0;
0
195 }-
196 }
executed 7554 times by 21 tests: end of block
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
7554
197 }
executed 9358 times by 21 tests: end of block
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
9358
198#ifndef OPENSSL_NO_ENGINE-
199skip_to_init:
code before this statement executed 32214 times by 21 tests: skip_to_init:
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
32214
200#endif-
201 if (ctx->pctx) {
ctx->pctxDescription
TRUEevaluated 8880 times by 6 tests
Evaluated by:
  • gost2814789t
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 23334 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
8880-23334
202 int r;-
203 r = EVP_PKEY_CTX_ctrl(ctx->pctx, -1, EVP_PKEY_OP_TYPE_SIG,-
204 EVP_PKEY_CTRL_DIGESTINIT, 0, ctx);-
205 if (r <= 0 && (r != -2))
r <= 0Description
TRUEnever evaluated
FALSEevaluated 8880 times by 6 tests
Evaluated by:
  • gost2814789t
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tls_prf
  • tlstest
(r != -2)Description
TRUEnever evaluated
FALSEnever evaluated
0-8880
206 return 0;
never executed: return 0;
0
207 }
executed 8880 times by 6 tests: end of block
Executed by:
  • gost2814789t
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tls_prf
  • tlstest
8880
208 if (ctx->flags & EVP_MD_CTX_FLAG_NO_INIT)
ctx->flags & 0x0100Description
TRUEevaluated 8796 times by 3 tests
Evaluated by:
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 23418 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
8796-23418
209 return 1;
executed 8796 times by 3 tests: return 1;
Executed by:
  • ssltest
  • tls_prf
  • tlstest
8796
210 return ctx->digest->init(ctx);
executed 23418 times by 21 tests: return ctx->digest->init(ctx);
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
23418
211}-
212-
213int-
214EVP_DigestUpdate(EVP_MD_CTX *ctx, const void *data, size_t count)-
215{-
216 return ctx->update(ctx, data, count);
executed 230343 times by 21 tests: return ctx->update(ctx, data, count);
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
230343
217}-
218-
219/* The caller can assume that this removes any secret data from the context */-
220int-
221EVP_DigestFinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *size)-
222{-
223 int ret;-
224-
225 ret = EVP_DigestFinal_ex(ctx, md, size);-
226 EVP_MD_CTX_cleanup(ctx);-
227 return ret;
executed 184 times by 1 test: return ret;
Executed by:
  • ssltest
184
228}-
229-
230/* The caller can assume that this removes any secret data from the context */-
231int-
232EVP_DigestFinal_ex(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *size)-
233{-
234 int ret;-
235-
236 if ((size_t)ctx->digest->md_size > EVP_MAX_MD_SIZE) {
(size_t)ctx->d...->md_size > 64Description
TRUEnever evaluated
FALSEevaluated 114089 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
0-114089
237 EVPerror(EVP_R_TOO_LARGE);-
238 return 0;
never executed: return 0;
0
239 }-
240 ret = ctx->digest->final(ctx, md);-
241 if (size != NULL)
size != ((void *)0)Description
TRUEevaluated 64398 times by 12 tests
Evaluated by:
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 49691 times by 17 tests
Evaluated by:
  • asn1test
  • dsatest
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tlstest
49691-64398
242 *size = ctx->digest->md_size;
executed 64398 times by 12 tests: *size = ctx->digest->md_size;
Executed by:
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
64398
243 if (ctx->digest->cleanup) {
ctx->digest->cleanupDescription
TRUEnever evaluated
FALSEevaluated 114089 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
0-114089
244 ctx->digest->cleanup(ctx);-
245 EVP_MD_CTX_set_flags(ctx, EVP_MD_CTX_FLAG_CLEANED);-
246 }
never executed: end of block
0
247 memset(ctx->md_data, 0, ctx->digest->ctx_size);-
248 return ret;
executed 114089 times by 21 tests: return ret;
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
114089
249}-
250-
251int-
252EVP_MD_CTX_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in)-
253{-
254 EVP_MD_CTX_init(out);-
255 return EVP_MD_CTX_copy_ex(out, in);
executed 163858 times by 5 tests: return EVP_MD_CTX_copy_ex(out, in);
Executed by:
  • hmactest
  • pbkdf2
  • ssltest
  • tls_prf
  • tlstest
163858
256}-
257-
258int-
259EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)-
260{-
261 unsigned char *tmp_buf;-
262-
263 if ((in == NULL) || (in->digest == NULL)) {
(in == ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 236395 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
(in->digest == ((void *)0) )Description
TRUEnever evaluated
FALSEevaluated 236395 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
0-236395
264 EVPerror(EVP_R_INPUT_NOT_INITIALIZED);-
265 return 0;
never executed: return 0;
0
266 }-
267#ifndef OPENSSL_NO_ENGINE-
268 /* Make sure it's safe to copy a digest context using an ENGINE */-
269 if (in->engine && !ENGINE_init(in->engine)) {
in->engineDescription
TRUEnever evaluated
FALSEevaluated 236395 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
!ENGINE_init(in->engine)Description
TRUEnever evaluated
FALSEnever evaluated
0-236395
270 EVPerror(ERR_R_ENGINE_LIB);-
271 return 0;
never executed: return 0;
0
272 }-
273#endif-
274-
275 if (out->digest == in->digest) {
out->digest == in->digestDescription
TRUEevaluated 61149 times by 6 tests
Evaluated by:
  • hkdftest
  • hmactest
  • pbkdf2
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 175246 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
61149-175246
276 tmp_buf = out->md_data;-
277 EVP_MD_CTX_set_flags(out, EVP_MD_CTX_FLAG_REUSE);-
278 } else
executed 61149 times by 6 tests: end of block
Executed by:
  • hkdftest
  • hmactest
  • pbkdf2
  • ssltest
  • tls_prf
  • tlstest
61149
279 tmp_buf = NULL;
executed 175246 times by 10 tests: tmp_buf = ((void *)0) ;
Executed by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
175246
280 EVP_MD_CTX_cleanup(out);-
281 memcpy(out, in, sizeof *out);-
282-
283 if (in->md_data && out->digest->ctx_size) {
in->md_dataDescription
TRUEevaluated 226999 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 9396 times by 3 tests
Evaluated by:
  • ssltest
  • tls_prf
  • tlstest
out->digest->ctx_sizeDescription
TRUEevaluated 226999 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
FALSEnever evaluated
0-226999
284 if (tmp_buf)
tmp_bufDescription
TRUEevaluated 61149 times by 6 tests
Evaluated by:
  • hkdftest
  • hmactest
  • pbkdf2
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 165850 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
61149-165850
285 out->md_data = tmp_buf;
executed 61149 times by 6 tests: out->md_data = tmp_buf;
Executed by:
  • hkdftest
  • hmactest
  • pbkdf2
  • ssltest
  • tls_prf
  • tlstest
61149
286 else {-
287 out->md_data = malloc(out->digest->ctx_size);-
288 if (!out->md_data) {
!out->md_dataDescription
TRUEnever evaluated
FALSEevaluated 165850 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
0-165850
289 EVPerror(ERR_R_MALLOC_FAILURE);-
290 return 0;
never executed: return 0;
0
291 }-
292 }
executed 165850 times by 10 tests: end of block
Executed by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
165850
293 memcpy(out->md_data, in->md_data, out->digest->ctx_size);-
294 }
executed 226999 times by 10 tests: end of block
Executed by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
226999
295-
296 out->update = in->update;-
297-
298 if (in->pctx) {
in->pctxDescription
TRUEevaluated 9480 times by 6 tests
Evaluated by:
  • gost2814789t
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 226915 times by 8 tests
Evaluated by:
  • hkdftest
  • hmactest
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
9480-226915
299 out->pctx = EVP_PKEY_CTX_dup(in->pctx);-
300 if (!out->pctx) {
!out->pctxDescription
TRUEnever evaluated
FALSEevaluated 9480 times by 6 tests
Evaluated by:
  • gost2814789t
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tls_prf
  • tlstest
0-9480
301 EVP_MD_CTX_cleanup(out);-
302 return 0;
never executed: return 0;
0
303 }-
304 }
executed 9480 times by 6 tests: end of block
Executed by:
  • gost2814789t
  • libcrypto.so.44.0.1
  • pkcs7test
  • ssltest
  • tls_prf
  • tlstest
9480
305-
306 if (out->digest->copy)
out->digest->copyDescription
TRUEnever evaluated
FALSEevaluated 236395 times by 10 tests
Evaluated by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
0-236395
307 return out->digest->copy(out, in);
never executed: return out->digest->copy(out, in);
0
308-
309 return 1;
executed 236395 times by 10 tests: return 1;
Executed by:
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
236395
310}-
311-
312int-
313EVP_Digest(const void *data, size_t count,-
314 unsigned char *md, unsigned int *size, const EVP_MD *type, ENGINE *impl)-
315{-
316 EVP_MD_CTX ctx;-
317 int ret;-
318-
319 EVP_MD_CTX_init(&ctx);-
320 EVP_MD_CTX_set_flags(&ctx, EVP_MD_CTX_FLAG_ONESHOT);-
321 ret = EVP_DigestInit_ex(&ctx, type, impl) &&
EVP_DigestInit...x, type, impl)Description
TRUEevaluated 2019 times by 16 tests
Evaluated by:
  • asn1test
  • dsatest
  • gost2814789t
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tlstest
FALSEnever evaluated
0-2019
322 EVP_DigestUpdate(&ctx, data, count) &&
EVP_DigestUpda..., data, count)Description
TRUEevaluated 2019 times by 16 tests
Evaluated by:
  • asn1test
  • dsatest
  • gost2814789t
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tlstest
FALSEnever evaluated
0-2019
323 EVP_DigestFinal_ex(&ctx, md, size);
EVP_DigestFina...ctx, md, size)Description
TRUEevaluated 2019 times by 16 tests
Evaluated by:
  • asn1test
  • dsatest
  • gost2814789t
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tlstest
FALSEnever evaluated
0-2019
324 EVP_MD_CTX_cleanup(&ctx);-
325-
326 return ret;
executed 2019 times by 16 tests: return ret;
Executed by:
  • asn1test
  • dsatest
  • gost2814789t
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tlstest
2019
327}-
328-
329EVP_MD_CTX *-
330EVP_MD_CTX_new(void)-
331{-
332 return calloc(1, sizeof(EVP_MD_CTX));
executed 679 times by 4 tests: return calloc(1, sizeof(EVP_MD_CTX));
Executed by:
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
679
333}-
334-
335void-
336EVP_MD_CTX_free(EVP_MD_CTX *ctx)-
337{-
338 if (ctx == NULL)
ctx == ((void *)0)Description
TRUEevaluated 2372 times by 12 tests
Evaluated by:
  • cipher_list
  • cipherstest
  • clienttest
  • freenull
  • libcrypto.so.44.0.1
  • servertest
  • ssl_versions
  • ssltest
  • tls_ext_alpn
  • tls_prf
  • tlsexttest
  • tlstest
FALSEevaluated 679 times by 4 tests
Evaluated by:
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
679-2372
339 return;
executed 2372 times by 12 tests: return;
Executed by:
  • cipher_list
  • cipherstest
  • clienttest
  • freenull
  • libcrypto.so.44.0.1
  • servertest
  • ssl_versions
  • ssltest
  • tls_ext_alpn
  • tls_prf
  • tlsexttest
  • tlstest
2372
340-
341 EVP_MD_CTX_cleanup(ctx);-
342-
343 free(ctx);-
344}
executed 679 times by 4 tests: end of block
Executed by:
  • pkcs7test
  • servertest
  • ssltest
  • tlstest
679
345-
346void-
347EVP_MD_CTX_init(EVP_MD_CTX *ctx)-
348{-
349 memset(ctx, 0, sizeof(*ctx));-
350}
executed 246246 times by 21 tests: end of block
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
246246
351-
352int-
353EVP_MD_CTX_reset(EVP_MD_CTX *ctx)-
354{-
355 return EVP_MD_CTX_cleanup(ctx);
never executed: return EVP_MD_CTX_cleanup(ctx);
0
356}-
357-
358EVP_MD_CTX *-
359EVP_MD_CTX_create(void)-
360{-
361 return EVP_MD_CTX_new();
executed 4 times by 1 test: return EVP_MD_CTX_new();
Executed by:
  • pkcs7test
4
362}-
363-
364void-
365EVP_MD_CTX_destroy(EVP_MD_CTX *ctx)-
366{-
367 EVP_MD_CTX_free(ctx);-
368}
executed 4 times by 1 test: end of block
Executed by:
  • pkcs7test
4
369-
370/* This call frees resources associated with the context */-
371int-
372EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx)-
373{-
374 /*-
375 * Don't assume ctx->md_data was cleaned in EVP_Digest_Final,-
376 * because sometimes only copies of the context are ever finalised.-
377 */-
378 if (ctx->digest && ctx->digest->cleanup &&
ctx->digestDescription
TRUEevaluated 245748 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 180957 times by 11 tests
Evaluated by:
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
ctx->digest->cleanupDescription
TRUEnever evaluated
FALSEevaluated 245748 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
0-245748
379 !EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_CLEANED))
!EVP_MD_CTX_te...s(ctx, 0x0002)Description
TRUEnever evaluated
FALSEnever evaluated
0
380 ctx->digest->cleanup(ctx);
never executed: ctx->digest->cleanup(ctx);
0
381 if (ctx->digest && ctx->digest->ctx_size && ctx->md_data &&
ctx->digestDescription
TRUEevaluated 245748 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 180957 times by 11 tests
Evaluated by:
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • libcrypto.so.44.0.1
  • pbkdf2
  • pkcs7test
  • servertest
  • ssltest
  • tls_prf
  • tlstest
ctx->digest->ctx_sizeDescription
TRUEevaluated 245748 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEnever evaluated
ctx->md_dataDescription
TRUEevaluated 234548 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 11200 times by 3 tests
Evaluated by:
  • ssltest
  • tls_prf
  • tlstest
0-245748
382 !EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_REUSE))
!EVP_MD_CTX_te...s(ctx, 0x0004)Description
TRUEevaluated 173399 times by 21 tests
Evaluated by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
FALSEevaluated 61149 times by 6 tests
Evaluated by:
  • hkdftest
  • hmactest
  • pbkdf2
  • ssltest
  • tls_prf
  • tlstest
61149-173399
383 freezero(ctx->md_data, ctx->digest->ctx_size);
executed 173399 times by 21 tests: freezero(ctx->md_data, ctx->digest->ctx_size);
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
173399
384 EVP_PKEY_CTX_free(ctx->pctx);-
385#ifndef OPENSSL_NO_ENGINE-
386 ENGINE_finish(ctx->engine);-
387#endif-
388 memset(ctx, 0, sizeof(*ctx));-
389-
390 return 1;
executed 426705 times by 21 tests: return 1;
Executed by:
  • asn1test
  • dsatest
  • evptest
  • gost2814789t
  • hkdftest
  • hmactest
  • keypairtest
  • libcrypto.so.44.0.1
  • md4test
  • md5test
  • pbkdf2
  • pkcs7test
  • rmdtest
  • rsa_test
  • servertest
  • sha1test
  • sha256test
  • sha512test
  • ssltest
  • tls_prf
  • tlstest
426705
391}-
392-
393int-
394EVP_MD_CTX_ctrl(EVP_MD_CTX *ctx, int type, int arg, void *ptr)-
395{-
396 int ret;-
397-
398 if (!ctx->digest) {
!ctx->digestDescription
TRUEnever evaluated
FALSEevaluated 8 times by 1 test
Evaluated by:
  • gost2814789t
0-8
399 EVPerror(EVP_R_NO_CIPHER_SET);-
400 return 0;
never executed: return 0;
0
401 }-
402-
403 if (!ctx->digest->md_ctrl) {
!ctx->digest->md_ctrlDescription
TRUEnever evaluated
FALSEevaluated 8 times by 1 test
Evaluated by:
  • gost2814789t
0-8
404 EVPerror(EVP_R_CTRL_NOT_IMPLEMENTED);-
405 return 0;
never executed: return 0;
0
406 }-
407-
408 ret = ctx->digest->md_ctrl(ctx, type, arg, ptr);-
409 if (ret == -1) {
ret == -1Description
TRUEnever evaluated
FALSEevaluated 8 times by 1 test
Evaluated by:
  • gost2814789t
0-8
410 EVPerror(EVP_R_CTRL_OPERATION_NOT_IMPLEMENTED);-
411 return 0;
never executed: return 0;
0
412 }-
413 return ret;
executed 8 times by 1 test: return ret;
Executed by:
  • gost2814789t
8
414}-
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