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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 if (pdig_nid) | |
| 114 *pdig_nid = rv->hash_id; | |
| 115 if (ppkey_nid) | |
| 116 *ppkey_nid = rv->pkey_id; | |
| 117 return 1; | |
| 118 } | |
| 119 | |
| 120 int OBJ_find_sigid_by_algs(int *psignid, int dig_nid, int pkey_nid) | |
| 121 { | |
| 122 nid_triple tmp; | |
| 123 const nid_triple *t=&tmp; | |
| 124 const nid_triple **rv = NULL; | |
| 125 | |
| 126 tmp.hash_id = dig_nid; | |
| 127 tmp.pkey_id = pkey_nid; | |
| 128 | |
| 129 if (sigx_app) | |
| 130 { | |
| 131 int idx = sk_nid_triple_find(sigx_app, &tmp); | |
| 132 if (idx >= 0) | |
| 133 { | |
| 134 t = sk_nid_triple_value(sigx_app, idx); | |
| 135 rv = &t; | |
| 136 } | |
| 137 } | |
| 138 | |
| 139 #ifndef OBJ_XREF_TEST2 | |
| 140 if (rv == NULL) | |
| 141 { | |
| 142 rv = OBJ_bsearch_sigx(&t, sigoid_srt_xref, | |
| 143 sizeof(sigoid_srt_xref) / sizeof(nid_triple *) | |
| 144 ); | |
| 145 } | |
| 146 #endif | |
| 147 if (rv == NULL) | |
| 148 return 0; | |
| 149 if (psignid) | |
| 150 *psignid = (*rv)->sign_id; | |
| 151 return 1; | |
| 152 } | |
| 153 | |
| 154 int OBJ_add_sigid(int signid, int dig_id, int pkey_id) | |
| 155 { | |
| 156 nid_triple *ntr; | |
| 157 if (!sig_app) | |
| 158 sig_app = sk_nid_triple_new(sig_sk_cmp); | |
| 159 if (!sig_app) | |
| 160 return 0; | |
| 161 if (!sigx_app) | |
| 162 sigx_app = sk_nid_triple_new(sigx_cmp); | |
| 163 if (!sigx_app) | |
| 164 return 0; | |
| 165 ntr = OPENSSL_malloc(sizeof(int) * 3); | |
| 166 if (!ntr) | |
| 167 return 0; | |
| 168 ntr->sign_id = signid; | |
| 169 ntr->hash_id = dig_id; | |
| 170 ntr->pkey_id = pkey_id; | |
| 171 | |
| 172 if (!sk_nid_triple_push(sig_app, ntr)) | |
| 173 { | |
| 174 OPENSSL_free(ntr); | |
| 175 return 0; | |
| 176 } | |
| 177 | |
| 178 if (!sk_nid_triple_push(sigx_app, ntr)) | |
| 179 return 0; | |
| 180 | |
| 181 sk_nid_triple_sort(sig_app); | |
| 182 sk_nid_triple_sort(sigx_app); | |
| 183 | |
| 184 return 1; | |
| 185 } | |
| 186 | |
| 187 static void sid_free(nid_triple *tt) | |
| 188 { | |
| 189 OPENSSL_free(tt); | |
| 190 } | |
| 191 | |
| 192 void OBJ_sigid_free(void) | |
| 193 { | |
| 194 if (sig_app) | |
| 195 { | |
| 196 sk_nid_triple_pop_free(sig_app, sid_free); | |
| 197 sig_app = NULL; | |
| 198 } | |
| 199 if (sigx_app) | |
| 200 { | |
| 201 sk_nid_triple_free(sigx_app); | |
| 202 sigx_app = NULL; | |
| 203 } | |
| 204 } | |
| 205 | |
| 206 #ifdef OBJ_XREF_TEST | |
| 207 | |
| 208 main() | |
| 209 { | |
| 210 int n1, n2, n3; | |
| 211 | |
| 212 int i, rv; | |
| 213 #ifdef OBJ_XREF_TEST2 | |
| 214 for (i = 0; i < sizeof(sigoid_srt) / sizeof(nid_triple); i++) | |
| 215 { | |
| 216 OBJ_add_sigid(sigoid_srt[i][0], sigoid_srt[i][1], | |
| 217 sigoid_srt[i][2]); | |
| 218 } | |
| 219 #endif | |
| 220 | |
| 221 for (i = 0; i < sizeof(sigoid_srt) / sizeof(nid_triple); i++) | |
| 222 { | |
| 223 n1 = sigoid_srt[i][0]; | |
| 224 rv = OBJ_find_sigid_algs(n1, &n2, &n3); | |
| 225 printf("Forward: %d, %s %s %s\n", rv, | |
| 226 OBJ_nid2ln(n1), OBJ_nid2ln(n2), OBJ_nid2ln(n3)); | |
| 227 n1=0; | |
| 228 rv = OBJ_find_sigid_by_algs(&n1, n2, n3); | |
| 229 printf("Reverse: %d, %s %s %s\n", rv, | |
| 230 OBJ_nid2ln(n1), OBJ_nid2ln(n2), OBJ_nid2ln(n3)); | |
| 231 } | |
| 232 } | |
| 233 | |
| 234 #endif | |
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Chromium Code Reviews
Issue 2072073002:
Delete bundled copy of OpenSSL and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master