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x_algor.c

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1/* $OpenBSD: x_algor.c,v 1.22 2018/05/01 19:01:27 tb Exp $ */-
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL-
3 * project 2000.-
4 */-
5/* ====================================================================-
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.-
7 *-
8 * Redistribution and use in source and binary forms, with or without-
9 * modification, are permitted provided that the following conditions-
10 * are met:-
11 *-
12 * 1. Redistributions of source code must retain the above copyright-
13 * notice, this list of conditions and the following disclaimer.-
14 *-
15 * 2. Redistributions in binary form must reproduce the above copyright-
16 * notice, this list of conditions and the following disclaimer in-
17 * the documentation and/or other materials provided with the-
18 * distribution.-
19 *-
20 * 3. All advertising materials mentioning features or use of this-
21 * software must display the following acknowledgment:-
22 * "This product includes software developed by the OpenSSL Project-
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"-
24 *-
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to-
26 * endorse or promote products derived from this software without-
27 * prior written permission. For written permission, please contact-
28 * licensing@OpenSSL.org.-
29 *-
30 * 5. Products derived from this software may not be called "OpenSSL"-
31 * nor may "OpenSSL" appear in their names without prior written-
32 * permission of the OpenSSL Project.-
33 *-
34 * 6. Redistributions of any form whatsoever must retain the following-
35 * acknowledgment:-
36 * "This product includes software developed by the OpenSSL Project-
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"-
38 *-
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY-
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE-
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR-
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR-
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,-
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT-
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;-
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)-
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,-
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)-
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED-
50 * OF THE POSSIBILITY OF SUCH DAMAGE.-
51 * ====================================================================-
52 *-
53 * This product includes cryptographic software written by Eric Young-
54 * (eay@cryptsoft.com). This product includes software written by Tim-
55 * Hudson (tjh@cryptsoft.com).-
56 *-
57 */-
58-
59#include <stddef.h>-
60#include <openssl/x509.h>-
61#include <openssl/asn1.h>-
62#include <openssl/asn1t.h>-
63-
64static const ASN1_TEMPLATE X509_ALGOR_seq_tt[] = {-
65 {-
66 .offset = offsetof(X509_ALGOR, algorithm),-
67 .field_name = "algorithm",-
68 .item = &ASN1_OBJECT_it,-
69 },-
70 {-
71 .flags = ASN1_TFLG_OPTIONAL,-
72 .offset = offsetof(X509_ALGOR, parameter),-
73 .field_name = "parameter",-
74 .item = &ASN1_ANY_it,-
75 },-
76};-
77-
78const ASN1_ITEM X509_ALGOR_it = {-
79 .itype = ASN1_ITYPE_SEQUENCE,-
80 .utype = V_ASN1_SEQUENCE,-
81 .templates = X509_ALGOR_seq_tt,-
82 .tcount = sizeof(X509_ALGOR_seq_tt) / sizeof(ASN1_TEMPLATE),-
83 .size = sizeof(X509_ALGOR),-
84 .sname = "X509_ALGOR",-
85};-
86-
87static const ASN1_TEMPLATE X509_ALGORS_item_tt = {-
88 .flags = ASN1_TFLG_SEQUENCE_OF,-
89 .tag = 0,-
90 .offset = 0,-
91 .field_name = "algorithms",-
92 .item = &X509_ALGOR_it,-
93};-
94-
95const ASN1_ITEM X509_ALGORS_it = {-
96 .itype = ASN1_ITYPE_PRIMITIVE,-
97 .utype = -1,-
98 .templates = &X509_ALGORS_item_tt,-
99 .tcount = 0,-
100 .funcs = NULL,-
101 .size = 0,-
102 .sname = "X509_ALGORS",-
103};-
104-
105-
106X509_ALGOR *-
107d2i_X509_ALGOR(X509_ALGOR **a, const unsigned char **in, long len)-
108{-
109 return (X509_ALGOR *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
never executed: return (X509_ALGOR *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &X509_ALGOR_it);
0
110 &X509_ALGOR_it);
never executed: return (X509_ALGOR *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &X509_ALGOR_it);
0
111}-
112-
113int-
114i2d_X509_ALGOR(X509_ALGOR *a, unsigned char **out)-
115{-
116 return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_ALGOR_it);
never executed: return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_ALGOR_it);
0
117}-
118-
119X509_ALGOR *-
120X509_ALGOR_new(void)-
121{-
122 return (X509_ALGOR *)ASN1_item_new(&X509_ALGOR_it);
executed 26 times by 1 test: return (X509_ALGOR *)ASN1_item_new(&X509_ALGOR_it);
Executed by:
  • pkcs7test
26
123}-
124-
125void-
126X509_ALGOR_free(X509_ALGOR *a)-
127{-
128 ASN1_item_free((ASN1_VALUE *)a, &X509_ALGOR_it);-
129}
executed 25 times by 2 tests: end of block
Executed by:
  • freenull
  • pkcs7test
25
130-
131X509_ALGORS *-
132d2i_X509_ALGORS(X509_ALGORS **a, const unsigned char **in, long len)-
133{-
134 return (X509_ALGORS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
never executed: return (X509_ALGORS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &X509_ALGORS_it);
0
135 &X509_ALGORS_it);
never executed: return (X509_ALGORS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, &X509_ALGORS_it);
0
136}-
137-
138int-
139i2d_X509_ALGORS(X509_ALGORS *a, unsigned char **out)-
140{-
141 return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_ALGORS_it);
never executed: return ASN1_item_i2d((ASN1_VALUE *)a, out, &X509_ALGORS_it);
0
142}-
143-
144X509_ALGOR *-
145X509_ALGOR_dup(X509_ALGOR *x)-
146{-
147 return ASN1_item_dup(&X509_ALGOR_it, x);
never executed: return ASN1_item_dup(&X509_ALGOR_it, x);
0
148}-
149-
150int-
151X509_ALGOR_set0(X509_ALGOR *alg, ASN1_OBJECT *aobj, int ptype, void *pval)-
152{-
153 if (!alg)
!algDescription
TRUEnever evaluated
FALSEevaluated 14 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
0-14
154 return 0;
never executed: return 0;
0
155 if (ptype != V_ASN1_UNDEF) {
ptype != -1Description
TRUEevaluated 12 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
FALSEevaluated 2 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
2-12
156 if (alg->parameter == NULL)
alg->parameter == ((void *)0)Description
TRUEevaluated 12 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
FALSEnever evaluated
0-12
157 alg->parameter = ASN1_TYPE_new();
executed 12 times by 2 tests: alg->parameter = ASN1_TYPE_new();
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
12
158 if (alg->parameter == NULL)
alg->parameter == ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 12 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
0-12
159 return 0;
never executed: return 0;
0
160 }
executed 12 times by 2 tests: end of block
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
12
161 if (alg) {
algDescription
TRUEevaluated 14 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
FALSEnever evaluated
0-14
162 if (alg->algorithm)
alg->algorithmDescription
TRUEevaluated 14 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
FALSEnever evaluated
0-14
163 ASN1_OBJECT_free(alg->algorithm);
executed 14 times by 2 tests: ASN1_OBJECT_free(alg->algorithm);
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
14
164 alg->algorithm = aobj;-
165 }
executed 14 times by 2 tests: end of block
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
14
166 if (ptype == 0)
ptype == 0Description
TRUEnever evaluated
FALSEevaluated 14 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
0-14
167 return 1;
never executed: return 1;
0
168 if (ptype == V_ASN1_UNDEF) {
ptype == -1Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
FALSEevaluated 12 times by 2 tests
Evaluated by:
  • libcrypto.so.44.0.1
  • pkcs7test
2-12
169 if (alg->parameter) {
alg->parameterDescription
TRUEnever evaluated
FALSEevaluated 2 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
0-2
170 ASN1_TYPE_free(alg->parameter);-
171 alg->parameter = NULL;-
172 }
never executed: end of block
0
173 } else
executed 2 times by 1 test: end of block
Executed by:
  • libcrypto.so.44.0.1
2
174 ASN1_TYPE_set(alg->parameter, ptype, pval);
executed 12 times by 2 tests: ASN1_TYPE_set(alg->parameter, ptype, pval);
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
12
175 return 1;
executed 14 times by 2 tests: return 1;
Executed by:
  • libcrypto.so.44.0.1
  • pkcs7test
14
176}-
177-
178void-
179X509_ALGOR_get0(const ASN1_OBJECT **paobj, int *pptype, const void **ppval,-
180 const X509_ALGOR *algor)-
181{-
182 if (paobj)
paobjDescription
TRUEnever evaluated
FALSEevaluated 2 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
0-2
183 *paobj = algor->algorithm;
never executed: *paobj = algor->algorithm;
0
184 if (pptype) {
pptypeDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
FALSEnever evaluated
0-2
185 if (algor->parameter == NULL) {
algor->paramet...== ((void *)0)Description
TRUEnever evaluated
FALSEevaluated 2 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
0-2
186 *pptype = V_ASN1_UNDEF;-
187 return;
never executed: return;
0
188 } else-
189 *pptype = algor->parameter->type;
executed 2 times by 1 test: *pptype = algor->parameter->type;
Executed by:
  • libcrypto.so.44.0.1
2
190 if (ppval)
ppvalDescription
TRUEevaluated 2 times by 1 test
Evaluated by:
  • libcrypto.so.44.0.1
FALSEnever evaluated
0-2
191 *ppval = algor->parameter->value.ptr;
executed 2 times by 1 test: *ppval = algor->parameter->value.ptr;
Executed by:
  • libcrypto.so.44.0.1
2
192 }
executed 2 times by 1 test: end of block
Executed by:
  • libcrypto.so.44.0.1
2
193}
executed 2 times by 1 test: end of block
Executed by:
  • libcrypto.so.44.0.1
2
194-
195/* Set up an X509_ALGOR DigestAlgorithmIdentifier from an EVP_MD */-
196-
197void-
198X509_ALGOR_set_md(X509_ALGOR *alg, const EVP_MD *md)-
199{-
200 int param_type;-
201-
202 if (md->flags & EVP_MD_FLAG_DIGALGID_ABSENT)
md->flags & 0x0008Description
TRUEnever evaluated
FALSEnever evaluated
0
203 param_type = V_ASN1_UNDEF;
never executed: param_type = -1;
0
204 else-
205 param_type = V_ASN1_NULL;
never executed: param_type = 5;
0
206-
207 X509_ALGOR_set0(alg, OBJ_nid2obj(EVP_MD_type(md)), param_type, NULL);-
208}
never executed: end of block
0
209-
210/* Returns 0 if they are equal, != 0 otherwise. */-
211int-
212X509_ALGOR_cmp(const X509_ALGOR *a, const X509_ALGOR *b)-
213{-
214 int rv = OBJ_cmp(a->algorithm, b->algorithm);-
215 if (!rv) {
!rvDescription
TRUEevaluated 72 times by 2 tests
Evaluated by:
  • ssltest
  • tlstest
FALSEnever evaluated
0-72
216 if (!a->parameter && !b->parameter)
!a->parameterDescription
TRUEnever evaluated
FALSEevaluated 72 times by 2 tests
Evaluated by:
  • ssltest
  • tlstest
!b->parameterDescription
TRUEnever evaluated
FALSEnever evaluated
0-72
217 rv = 0;
never executed: rv = 0;
0
218 else-
219 rv = ASN1_TYPE_cmp(a->parameter, b->parameter);
executed 72 times by 2 tests: rv = ASN1_TYPE_cmp(a->parameter, b->parameter);
Executed by:
  • ssltest
  • tlstest
72
220 }-
221 return(rv);
executed 72 times by 2 tests: return(rv);
Executed by:
  • ssltest
  • tlstest
72
222}-
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