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| 1 /* crypto/x509/x509_v3.c */ | |
| 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 #include <stdio.h> | |
| 60 #include <openssl/stack.h> | |
| 61 #include "cryptlib.h" | |
| 62 #include <openssl/asn1.h> | |
| 63 #include <openssl/objects.h> | |
| 64 #include <openssl/evp.h> | |
| 65 #include <openssl/x509.h> | |
| 66 #include <openssl/x509v3.h> | |
| 67 | |
| 68 int X509v3_get_ext_count(const STACK_OF(X509_EXTENSION) *x) | |
| 69 { | |
| 70 if (x == NULL) return(0); | |
| 71 return(sk_X509_EXTENSION_num(x)); | |
| 72 } | |
| 73 | |
| 74 int X509v3_get_ext_by_NID(const STACK_OF(X509_EXTENSION) *x, int nid, | |
| 75 int lastpos) | |
| 76 { | |
| 77 ASN1_OBJECT *obj; | |
| 78 | |
| 79 obj=OBJ_nid2obj(nid); | |
| 80 if (obj == NULL) return(-2); | |
| 81 return(X509v3_get_ext_by_OBJ(x,obj,lastpos)); | |
| 82 } | |
| 83 | |
| 84 int X509v3_get_ext_by_OBJ(const STACK_OF(X509_EXTENSION) *sk, ASN1_OBJECT *obj, | |
| 85 int lastpos) | |
| 86 { | |
| 87 int n; | |
| 88 X509_EXTENSION *ex; | |
| 89 | |
| 90 if (sk == NULL) return(-1); | |
| 91 lastpos++; | |
| 92 if (lastpos < 0) | |
| 93 lastpos=0; | |
| 94 n=sk_X509_EXTENSION_num(sk); | |
| 95 for ( ; lastpos < n; lastpos++) | |
| 96 { | |
| 97 ex=sk_X509_EXTENSION_value(sk,lastpos); | |
| 98 if (OBJ_cmp(ex->object,obj) == 0) | |
| 99 return(lastpos); | |
| 100 } | |
| 101 return(-1); | |
| 102 } | |
| 103 | |
| 104 int X509v3_get_ext_by_critical(const STACK_OF(X509_EXTENSION) *sk, int crit, | |
| 105 int lastpos) | |
| 106 { | |
| 107 int n; | |
| 108 X509_EXTENSION *ex; | |
| 109 | |
| 110 if (sk == NULL) return(-1); | |
| 111 lastpos++; | |
| 112 if (lastpos < 0) | |
| 113 lastpos=0; | |
| 114 n=sk_X509_EXTENSION_num(sk); | |
| 115 for ( ; lastpos < n; lastpos++) | |
| 116 { | |
| 117 ex=sk_X509_EXTENSION_value(sk,lastpos); | |
| 118 if ( ((ex->critical > 0) && crit) || | |
| 119 ((ex->critical <= 0) && !crit)) | |
| 120 return(lastpos); | |
| 121 } | |
| 122 return(-1); | |
| 123 } | |
| 124 | |
| 125 X509_EXTENSION *X509v3_get_ext(const STACK_OF(X509_EXTENSION) *x, int loc) | |
| 126 { | |
| 127 if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0) | |
| 128 return NULL; | |
| 129 else | |
| 130 return sk_X509_EXTENSION_value(x,loc); | |
| 131 } | |
| 132 | |
| 133 X509_EXTENSION *X509v3_delete_ext(STACK_OF(X509_EXTENSION) *x, int loc) | |
| 134 { | |
| 135 X509_EXTENSION *ret; | |
| 136 | |
| 137 if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0) | |
| 138 return(NULL); | |
| 139 ret=sk_X509_EXTENSION_delete(x,loc); | |
| 140 return(ret); | |
| 141 } | |
| 142 | |
| 143 STACK_OF(X509_EXTENSION) *X509v3_add_ext(STACK_OF(X509_EXTENSION) **x, | |
| 144 X509_EXTENSION *ex, int loc) | |
| 145 { | |
| 146 X509_EXTENSION *new_ex=NULL; | |
| 147 int n; | |
| 148 STACK_OF(X509_EXTENSION) *sk=NULL; | |
| 149 | |
| 150 if (x == NULL) | |
| 151 { | |
| 152 X509err(X509_F_X509V3_ADD_EXT,ERR_R_PASSED_NULL_PARAMETER); | |
| 153 goto err2; | |
| 154 } | |
| 155 | |
| 156 if (*x == NULL) | |
| 157 { | |
| 158 if ((sk=sk_X509_EXTENSION_new_null()) == NULL) | |
| 159 goto err; | |
| 160 } | |
| 161 else | |
| 162 sk= *x; | |
| 163 | |
| 164 n=sk_X509_EXTENSION_num(sk); | |
| 165 if (loc > n) loc=n; | |
| 166 else if (loc < 0) loc=n; | |
| 167 | |
| 168 if ((new_ex=X509_EXTENSION_dup(ex)) == NULL) | |
| 169 goto err2; | |
| 170 if (!sk_X509_EXTENSION_insert(sk,new_ex,loc)) | |
| 171 goto err; | |
| 172 if (*x == NULL) | |
| 173 *x=sk; | |
| 174 return(sk); | |
| 175 err: | |
| 176 X509err(X509_F_X509V3_ADD_EXT,ERR_R_MALLOC_FAILURE); | |
| 177 err2: | |
| 178 if (new_ex != NULL) X509_EXTENSION_free(new_ex); | |
| 179 if (sk != NULL) sk_X509_EXTENSION_free(sk); | |
| 180 return(NULL); | |
| 181 } | |
| 182 | |
| 183 X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex, int nid, | |
| 184 int crit, ASN1_OCTET_STRING *data) | |
| 185 { | |
| 186 ASN1_OBJECT *obj; | |
| 187 X509_EXTENSION *ret; | |
| 188 | |
| 189 obj=OBJ_nid2obj(nid); | |
| 190 if (obj == NULL) | |
| 191 { | |
| 192 X509err(X509_F_X509_EXTENSION_CREATE_BY_NID,X509_R_UNKNOWN_NID); | |
| 193 return(NULL); | |
| 194 } | |
| 195 ret=X509_EXTENSION_create_by_OBJ(ex,obj,crit,data); | |
| 196 if (ret == NULL) ASN1_OBJECT_free(obj); | |
| 197 return(ret); | |
| 198 } | |
| 199 | |
| 200 X509_EXTENSION *X509_EXTENSION_create_by_OBJ(X509_EXTENSION **ex, | |
| 201 ASN1_OBJECT *obj, int crit, ASN1_OCTET_STRING *data) | |
| 202 { | |
| 203 X509_EXTENSION *ret; | |
| 204 | |
| 205 if ((ex == NULL) || (*ex == NULL)) | |
| 206 { | |
| 207 if ((ret=X509_EXTENSION_new()) == NULL) | |
| 208 { | |
| 209 X509err(X509_F_X509_EXTENSION_CREATE_BY_OBJ,ERR_R_MALLOC
_FAILURE); | |
| 210 return(NULL); | |
| 211 } | |
| 212 } | |
| 213 else | |
| 214 ret= *ex; | |
| 215 | |
| 216 if (!X509_EXTENSION_set_object(ret,obj)) | |
| 217 goto err; | |
| 218 if (!X509_EXTENSION_set_critical(ret,crit)) | |
| 219 goto err; | |
| 220 if (!X509_EXTENSION_set_data(ret,data)) | |
| 221 goto err; | |
| 222 | |
| 223 if ((ex != NULL) && (*ex == NULL)) *ex=ret; | |
| 224 return(ret); | |
| 225 err: | |
| 226 if ((ex == NULL) || (ret != *ex)) | |
| 227 X509_EXTENSION_free(ret); | |
| 228 return(NULL); | |
| 229 } | |
| 230 | |
| 231 int X509_EXTENSION_set_object(X509_EXTENSION *ex, ASN1_OBJECT *obj) | |
| 232 { | |
| 233 if ((ex == NULL) || (obj == NULL)) | |
| 234 return(0); | |
| 235 ASN1_OBJECT_free(ex->object); | |
| 236 ex->object=OBJ_dup(obj); | |
| 237 return(1); | |
| 238 } | |
| 239 | |
| 240 int X509_EXTENSION_set_critical(X509_EXTENSION *ex, int crit) | |
| 241 { | |
| 242 if (ex == NULL) return(0); | |
| 243 ex->critical=(crit)?0xFF:-1; | |
| 244 return(1); | |
| 245 } | |
| 246 | |
| 247 int X509_EXTENSION_set_data(X509_EXTENSION *ex, ASN1_OCTET_STRING *data) | |
| 248 { | |
| 249 int i; | |
| 250 | |
| 251 if (ex == NULL) return(0); | |
| 252 i=M_ASN1_OCTET_STRING_set(ex->value,data->data,data->length); | |
| 253 if (!i) return(0); | |
| 254 return(1); | |
| 255 } | |
| 256 | |
| 257 ASN1_OBJECT *X509_EXTENSION_get_object(X509_EXTENSION *ex) | |
| 258 { | |
| 259 if (ex == NULL) return(NULL); | |
| 260 return(ex->object); | |
| 261 } | |
| 262 | |
| 263 ASN1_OCTET_STRING *X509_EXTENSION_get_data(X509_EXTENSION *ex) | |
| 264 { | |
| 265 if (ex == NULL) return(NULL); | |
| 266 return(ex->value); | |
| 267 } | |
| 268 | |
| 269 int X509_EXTENSION_get_critical(X509_EXTENSION *ex) | |
| 270 { | |
| 271 if (ex == NULL) return(0); | |
| 272 if(ex->critical > 0) return 1; | |
| 273 return 0; | |
| 274 } | |
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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