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Side by Side Diff: openssl/crypto/objects/obj_xref.c

Issue 9254031: Upgrade chrome's OpenSSL to same version Android ships with. (Closed) Base URL: http://src.chromium.org/svn/trunk/deps/third_party/openssl/
Patch Set: '' Created 8 years, 11 months ago
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1 /* crypto/objects/obj_xref.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2006.
4 */
5 /* ====================================================================
6 * Copyright (c) 2006 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 <openssl/objects.h>
60 #include "obj_xref.h"
61
62 DECLARE_STACK_OF(nid_triple)
63 STACK_OF(nid_triple) *sig_app, *sigx_app;
64
65 static int sig_cmp(const nid_triple *a, const nid_triple *b)
66 {
67 return a->sign_id - b->sign_id;
68 }
69
70 DECLARE_OBJ_BSEARCH_CMP_FN(nid_triple, nid_triple, sig);
71 IMPLEMENT_OBJ_BSEARCH_CMP_FN(nid_triple, nid_triple, sig);
72
73 static int sig_sk_cmp(const nid_triple * const *a, const nid_triple * const *b)
74 {
75 return (*a)->sign_id - (*b)->sign_id;
76 }
77
78 DECLARE_OBJ_BSEARCH_CMP_FN(const nid_triple *, const nid_triple *, sigx);
79
80 static int sigx_cmp(const nid_triple * const *a, const nid_triple * const *b)
81 {
82 int ret;
83 ret = (*a)->hash_id - (*b)->hash_id;
84 if (ret)
85 return ret;
86 return (*a)->pkey_id - (*b)->pkey_id;
87 }
88
89 IMPLEMENT_OBJ_BSEARCH_CMP_FN(const nid_triple *, const nid_triple *, sigx);
90
91 int OBJ_find_sigid_algs(int signid, int *pdig_nid, int *ppkey_nid)
92 {
93 nid_triple tmp;
94 const nid_triple *rv = NULL;
95 tmp.sign_id = signid;
96
97 if (sig_app)
98 {
99 int idx = sk_nid_triple_find(sig_app, &tmp);
100 if (idx >= 0)
101 rv = sk_nid_triple_value(sig_app, idx);
102 }
103
104 #ifndef OBJ_XREF_TEST2
105 if (rv == NULL)
106 {
107 rv = OBJ_bsearch_sig(&tmp, sigoid_srt,
108 sizeof(sigoid_srt) / sizeof(nid_triple));
109 }
110 #endif
111 if (rv == NULL)
112 return 0;
113 *pdig_nid = rv->hash_id;
114 *ppkey_nid = rv->pkey_id;
115 return 1;
116 }
117
118 int OBJ_find_sigid_by_algs(int *psignid, int dig_nid, int pkey_nid)
119 {
120 nid_triple tmp;
121 const nid_triple *t=&tmp;
122 const nid_triple **rv = NULL;
123
124 tmp.hash_id = dig_nid;
125 tmp.pkey_id = pkey_nid;
126
127 if (sigx_app)
128 {
129 int idx = sk_nid_triple_find(sigx_app, &tmp);
130 if (idx >= 0)
131 {
132 t = sk_nid_triple_value(sigx_app, idx);
133 rv = &t;
134 }
135 }
136
137 #ifndef OBJ_XREF_TEST2
138 if (rv == NULL)
139 {
140 rv = OBJ_bsearch_sigx(&t, sigoid_srt_xref,
141 sizeof(sigoid_srt_xref) / sizeof(nid_triple *)
142 );
143 }
144 #endif
145 if (rv == NULL)
146 return 0;
147 *psignid = (*rv)->sign_id;
148 return 1;
149 }
150
151 int OBJ_add_sigid(int signid, int dig_id, int pkey_id)
152 {
153 nid_triple *ntr;
154 if (!sig_app)
155 sig_app = sk_nid_triple_new(sig_sk_cmp);
156 if (!sig_app)
157 return 0;
158 if (!sigx_app)
159 sigx_app = sk_nid_triple_new(sigx_cmp);
160 if (!sigx_app)
161 return 0;
162 ntr = OPENSSL_malloc(sizeof(int) * 3);
163 if (!ntr)
164 return 0;
165 ntr->sign_id = signid;
166 ntr->hash_id = dig_id;
167 ntr->pkey_id = pkey_id;
168
169 if (!sk_nid_triple_push(sig_app, ntr))
170 {
171 OPENSSL_free(ntr);
172 return 0;
173 }
174
175 if (!sk_nid_triple_push(sigx_app, ntr))
176 return 0;
177
178 sk_nid_triple_sort(sig_app);
179 sk_nid_triple_sort(sigx_app);
180
181 return 1;
182 }
183
184 static void sid_free(nid_triple *tt)
185 {
186 OPENSSL_free(tt);
187 }
188
189 void OBJ_sigid_free(void)
190 {
191 if (sig_app)
192 {
193 sk_nid_triple_pop_free(sig_app, sid_free);
194 sig_app = NULL;
195 }
196 if (sigx_app)
197 {
198 sk_nid_triple_free(sigx_app);
199 sigx_app = NULL;
200 }
201 }
202
203 #ifdef OBJ_XREF_TEST
204
205 main()
206 {
207 int n1, n2, n3;
208
209 int i, rv;
210 #ifdef OBJ_XREF_TEST2
211 for (i = 0; i < sizeof(sigoid_srt) / sizeof(nid_triple); i++)
212 {
213 OBJ_add_sigid(sigoid_srt[i][0], sigoid_srt[i][1],
214 sigoid_srt[i][2]);
215 }
216 #endif
217
218 for (i = 0; i < sizeof(sigoid_srt) / sizeof(nid_triple); i++)
219 {
220 n1 = sigoid_srt[i][0];
221 rv = OBJ_find_sigid_algs(n1, &n2, &n3);
222 printf("Forward: %d, %s %s %s\n", rv,
223 OBJ_nid2ln(n1), OBJ_nid2ln(n2), OBJ_nid2ln(n3));
224 n1=0;
225 rv = OBJ_find_sigid_by_algs(&n1, n2, n3);
226 printf("Reverse: %d, %s %s %s\n", rv,
227 OBJ_nid2ln(n1), OBJ_nid2ln(n2), OBJ_nid2ln(n3));
228 }
229 }
230
231 #endif
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