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| 1 /* crypto/x509/x509_req.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 "cryptlib.h" | |
| 61 #include <openssl/bn.h> | |
| 62 #include <openssl/evp.h> | |
| 63 #include <openssl/asn1.h> | |
| 64 #include <openssl/asn1t.h> | |
| 65 #include <openssl/x509.h> | |
| 66 #include <openssl/objects.h> | |
| 67 #include <openssl/buffer.h> | |
| 68 #include <openssl/pem.h> | |
| 69 | |
| 70 X509_REQ *X509_to_X509_REQ(X509 *x, EVP_PKEY *pkey, const EVP_MD *md) | |
| 71 { | |
| 72 X509_REQ *ret; | |
| 73 X509_REQ_INFO *ri; | |
| 74 int i; | |
| 75 EVP_PKEY *pktmp; | |
| 76 | |
| 77 ret=X509_REQ_new(); | |
| 78 if (ret == NULL) | |
| 79 { | |
| 80 X509err(X509_F_X509_TO_X509_REQ,ERR_R_MALLOC_FAILURE); | |
| 81 goto err; | |
| 82 } | |
| 83 | |
| 84 ri=ret->req_info; | |
| 85 | |
| 86 ri->version->length=1; | |
| 87 ri->version->data=(unsigned char *)OPENSSL_malloc(1); | |
| 88 if (ri->version->data == NULL) goto err; | |
| 89 ri->version->data[0]=0; /* version == 0 */ | |
| 90 | |
| 91 if (!X509_REQ_set_subject_name(ret,X509_get_subject_name(x))) | |
| 92 goto err; | |
| 93 | |
| 94 pktmp = X509_get_pubkey(x); | |
| 95 i=X509_REQ_set_pubkey(ret,pktmp); | |
| 96 EVP_PKEY_free(pktmp); | |
| 97 if (!i) goto err; | |
| 98 | |
| 99 if (pkey != NULL) | |
| 100 { | |
| 101 if (!X509_REQ_sign(ret,pkey,md)) | |
| 102 goto err; | |
| 103 } | |
| 104 return(ret); | |
| 105 err: | |
| 106 X509_REQ_free(ret); | |
| 107 return(NULL); | |
| 108 } | |
| 109 | |
| 110 EVP_PKEY *X509_REQ_get_pubkey(X509_REQ *req) | |
| 111 { | |
| 112 if ((req == NULL) || (req->req_info == NULL)) | |
| 113 return(NULL); | |
| 114 return(X509_PUBKEY_get(req->req_info->pubkey)); | |
| 115 } | |
| 116 | |
| 117 int X509_REQ_check_private_key(X509_REQ *x, EVP_PKEY *k) | |
| 118 { | |
| 119 EVP_PKEY *xk=NULL; | |
| 120 int ok=0; | |
| 121 | |
| 122 xk=X509_REQ_get_pubkey(x); | |
| 123 switch (EVP_PKEY_cmp(xk, k)) | |
| 124 { | |
| 125 case 1: | |
| 126 ok=1; | |
| 127 break; | |
| 128 case 0: | |
| 129 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,X509_R_KEY_VALUES_MISM
ATCH); | |
| 130 break; | |
| 131 case -1: | |
| 132 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,X509_R_KEY_TYPE_MISMAT
CH); | |
| 133 break; | |
| 134 case -2: | |
| 135 #ifndef OPENSSL_NO_EC | |
| 136 if (k->type == EVP_PKEY_EC) | |
| 137 { | |
| 138 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY, ERR_R_EC_LIB)
; | |
| 139 break; | |
| 140 } | |
| 141 #endif | |
| 142 #ifndef OPENSSL_NO_DH | |
| 143 if (k->type == EVP_PKEY_DH) | |
| 144 { | |
| 145 /* No idea */ | |
| 146 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,X509_R_CANT_CH
ECK_DH_KEY); | |
| 147 break; | |
| 148 } | |
| 149 #endif | |
| 150 X509err(X509_F_X509_REQ_CHECK_PRIVATE_KEY,X509_R_UNKNOWN_KEY_TYP
E); | |
| 151 } | |
| 152 | |
| 153 EVP_PKEY_free(xk); | |
| 154 return(ok); | |
| 155 } | |
| 156 | |
| 157 /* It seems several organisations had the same idea of including a list of | |
| 158 * extensions in a certificate request. There are at least two OIDs that are | |
| 159 * used and there may be more: so the list is configurable. | |
| 160 */ | |
| 161 | |
| 162 static int ext_nid_list[] = { NID_ext_req, NID_ms_ext_req, NID_undef}; | |
| 163 | |
| 164 static int *ext_nids = ext_nid_list; | |
| 165 | |
| 166 int X509_REQ_extension_nid(int req_nid) | |
| 167 { | |
| 168 int i, nid; | |
| 169 for(i = 0; ; i++) { | |
| 170 nid = ext_nids[i]; | |
| 171 if(nid == NID_undef) return 0; | |
| 172 else if (req_nid == nid) return 1; | |
| 173 } | |
| 174 } | |
| 175 | |
| 176 int *X509_REQ_get_extension_nids(void) | |
| 177 { | |
| 178 return ext_nids; | |
| 179 } | |
| 180 | |
| 181 void X509_REQ_set_extension_nids(int *nids) | |
| 182 { | |
| 183 ext_nids = nids; | |
| 184 } | |
| 185 | |
| 186 STACK_OF(X509_EXTENSION) *X509_REQ_get_extensions(X509_REQ *req) | |
| 187 { | |
| 188 X509_ATTRIBUTE *attr; | |
| 189 ASN1_TYPE *ext = NULL; | |
| 190 int idx, *pnid; | |
| 191 const unsigned char *p; | |
| 192 | |
| 193 if ((req == NULL) || (req->req_info == NULL) || !ext_nids) | |
| 194 return(NULL); | |
| 195 for (pnid = ext_nids; *pnid != NID_undef; pnid++) | |
| 196 { | |
| 197 idx = X509_REQ_get_attr_by_NID(req, *pnid, -1); | |
| 198 if (idx == -1) | |
| 199 continue; | |
| 200 attr = X509_REQ_get_attr(req, idx); | |
| 201 if(attr->single) ext = attr->value.single; | |
| 202 else if(sk_ASN1_TYPE_num(attr->value.set)) | |
| 203 ext = sk_ASN1_TYPE_value(attr->value.set, 0); | |
| 204 break; | |
| 205 } | |
| 206 if(!ext || (ext->type != V_ASN1_SEQUENCE)) | |
| 207 return NULL; | |
| 208 p = ext->value.sequence->data; | |
| 209 return (STACK_OF(X509_EXTENSION) *) | |
| 210 ASN1_item_d2i(NULL, &p, ext->value.sequence->length, | |
| 211 ASN1_ITEM_rptr(X509_EXTENSIONS)); | |
| 212 } | |
| 213 | |
| 214 /* Add a STACK_OF extensions to a certificate request: allow alternative OIDs | |
| 215 * in case we want to create a non standard one. | |
| 216 */ | |
| 217 | |
| 218 int X509_REQ_add_extensions_nid(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts, | |
| 219 int nid) | |
| 220 { | |
| 221 ASN1_TYPE *at = NULL; | |
| 222 X509_ATTRIBUTE *attr = NULL; | |
| 223 if(!(at = ASN1_TYPE_new()) || | |
| 224 !(at->value.sequence = ASN1_STRING_new())) goto err; | |
| 225 | |
| 226 at->type = V_ASN1_SEQUENCE; | |
| 227 /* Generate encoding of extensions */ | |
| 228 at->value.sequence->length = | |
| 229 ASN1_item_i2d((ASN1_VALUE *)exts, | |
| 230 &at->value.sequence->data, | |
| 231 ASN1_ITEM_rptr(X509_EXTENSIONS)); | |
| 232 if(!(attr = X509_ATTRIBUTE_new())) goto err; | |
| 233 if(!(attr->value.set = sk_ASN1_TYPE_new_null())) goto err; | |
| 234 if(!sk_ASN1_TYPE_push(attr->value.set, at)) goto err; | |
| 235 at = NULL; | |
| 236 attr->single = 0; | |
| 237 attr->object = OBJ_nid2obj(nid); | |
| 238 if (!req->req_info->attributes) | |
| 239 { | |
| 240 if (!(req->req_info->attributes = sk_X509_ATTRIBUTE_new_null())) | |
| 241 goto err; | |
| 242 } | |
| 243 if(!sk_X509_ATTRIBUTE_push(req->req_info->attributes, attr)) goto err; | |
| 244 return 1; | |
| 245 err: | |
| 246 X509_ATTRIBUTE_free(attr); | |
| 247 ASN1_TYPE_free(at); | |
| 248 return 0; | |
| 249 } | |
| 250 /* This is the normal usage: use the "official" OID */ | |
| 251 int X509_REQ_add_extensions(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts) | |
| 252 { | |
| 253 return X509_REQ_add_extensions_nid(req, exts, NID_ext_req); | |
| 254 } | |
| 255 | |
| 256 /* Request attribute functions */ | |
| 257 | |
| 258 int X509_REQ_get_attr_count(const X509_REQ *req) | |
| 259 { | |
| 260 return X509at_get_attr_count(req->req_info->attributes); | |
| 261 } | |
| 262 | |
| 263 int X509_REQ_get_attr_by_NID(const X509_REQ *req, int nid, | |
| 264 int lastpos) | |
| 265 { | |
| 266 return X509at_get_attr_by_NID(req->req_info->attributes, nid, lastpos); | |
| 267 } | |
| 268 | |
| 269 int X509_REQ_get_attr_by_OBJ(const X509_REQ *req, ASN1_OBJECT *obj, | |
| 270 int lastpos) | |
| 271 { | |
| 272 return X509at_get_attr_by_OBJ(req->req_info->attributes, obj, lastpos); | |
| 273 } | |
| 274 | |
| 275 X509_ATTRIBUTE *X509_REQ_get_attr(const X509_REQ *req, int loc) | |
| 276 { | |
| 277 return X509at_get_attr(req->req_info->attributes, loc); | |
| 278 } | |
| 279 | |
| 280 X509_ATTRIBUTE *X509_REQ_delete_attr(X509_REQ *req, int loc) | |
| 281 { | |
| 282 return X509at_delete_attr(req->req_info->attributes, loc); | |
| 283 } | |
| 284 | |
| 285 int X509_REQ_add1_attr(X509_REQ *req, X509_ATTRIBUTE *attr) | |
| 286 { | |
| 287 if(X509at_add1_attr(&req->req_info->attributes, attr)) return 1; | |
| 288 return 0; | |
| 289 } | |
| 290 | |
| 291 int X509_REQ_add1_attr_by_OBJ(X509_REQ *req, | |
| 292 const ASN1_OBJECT *obj, int type, | |
| 293 const unsigned char *bytes, int len) | |
| 294 { | |
| 295 if(X509at_add1_attr_by_OBJ(&req->req_info->attributes, obj, | |
| 296 type, bytes, len)) return 1; | |
| 297 return 0; | |
| 298 } | |
| 299 | |
| 300 int X509_REQ_add1_attr_by_NID(X509_REQ *req, | |
| 301 int nid, int type, | |
| 302 const unsigned char *bytes, int len) | |
| 303 { | |
| 304 if(X509at_add1_attr_by_NID(&req->req_info->attributes, nid, | |
| 305 type, bytes, len)) return 1; | |
| 306 return 0; | |
| 307 } | |
| 308 | |
| 309 int X509_REQ_add1_attr_by_txt(X509_REQ *req, | |
| 310 const char *attrname, int type, | |
| 311 const unsigned char *bytes, int len) | |
| 312 { | |
| 313 if(X509at_add1_attr_by_txt(&req->req_info->attributes, attrname, | |
| 314 type, bytes, len)) return 1; | |
| 315 return 0; | |
| 316 } | |
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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