1 /* apps/x509.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 <assert.h> 60 #include <stdio.h> 61 #include <stdlib.h> 62 #include <string.h> 63 #ifdef OPENSSL_NO_STDIO 64 # define APPS_WIN16 65 #endif 66 #include "apps.h" 67 #include <openssl/bio.h> 68 #include <openssl/asn1.h> 69 #include <openssl/err.h> 70 #include <openssl/bn.h> 71 #include <openssl/evp.h> 72 #include <openssl/x509.h> 73 #include <openssl/x509v3.h> 74 #include <openssl/objects.h> 75 #include <openssl/pem.h> 76 #ifndef OPENSSL_NO_RSA 77 # include <openssl/rsa.h> 78 #endif 79 #ifndef OPENSSL_NO_DSA 80 # include <openssl/dsa.h> 81 #endif 82 83 #undef PROG 84 #define PROG x509_main 85 86 #undef POSTFIX 87 #define POSTFIX ".srl" 88 #define DEF_DAYS 30 89 90 static const char *x509_usage[] = { 91 "usage: x509 args\n", 92 " -inform arg - input format - default PEM (one of DER, NET or PEM)\n", 93 " -outform arg - output format - default PEM (one of DER, NET or PEM)\n", 94 " -keyform arg - private key format - default PEM\n", 95 " -CAform arg - CA format - default PEM\n", 96 " -CAkeyform arg - CA key format - default PEM\n", 97 " -in arg - input file - default stdin\n", 98 " -out arg - output file - default stdout\n", 99 " -passin arg - private key password source\n", 100 " -serial - print serial number value\n", 101 " -subject_hash - print subject hash value\n", 102 #ifndef OPENSSL_NO_MD5 103 " -subject_hash_old - print old-style (MD5) subject hash value\n", 104 #endif 105 " -issuer_hash - print issuer hash value\n", 106 #ifndef OPENSSL_NO_MD5 107 " -issuer_hash_old - print old-style (MD5) issuer hash value\n", 108 #endif 109 " -hash - synonym for -subject_hash\n", 110 " -subject - print subject DN\n", 111 " -issuer - print issuer DN\n", 112 " -email - print email address(es)\n", 113 " -startdate - notBefore field\n", 114 " -enddate - notAfter field\n", 115 " -purpose - print out certificate purposes\n", 116 " -dates - both Before and After dates\n", 117 " -modulus - print the RSA key modulus\n", 118 " -pubkey - output the public key\n", 119 " -fingerprint - print the certificate fingerprint\n", 120 " -alias - output certificate alias\n", 121 " -noout - no certificate output\n", 122 " -ocspid - print OCSP hash values for the subject name and public key\n", 123 " -ocsp_uri - print OCSP Responder URL(s)\n", 124 " -trustout - output a \"trusted\" certificate\n", 125 " -clrtrust - clear all trusted purposes\n", 126 " -clrreject - clear all rejected purposes\n", 127 " -addtrust arg - trust certificate for a given purpose\n", 128 " -addreject arg - reject certificate for a given purpose\n", 129 " -setalias arg - set certificate alias\n", 130 " -days arg - How long till expiry of a signed certificate - def 30 days\n", 131 " -checkend arg - check whether the cert expires in the next arg seconds\n", 132 " exit 1 if so, 0 if not\n", 133 " -signkey arg - self sign cert with arg\n", 134 " -x509toreq - output a certification request object\n", 135 " -req - input is a certificate request, sign and output.\n", 136 " -CA arg - set the CA certificate, must be PEM format.\n", 137 " -CAkey arg - set the CA key, must be PEM format\n", 138 " missing, it is assumed to be in the CA file.\n", 139 " -CAcreateserial - create serial number file if it does not exist\n", 140 " -CAserial arg - serial file\n", 141 " -set_serial - serial number to use\n", 142 " -text - print the certificate in text form\n", 143 " -C - print out C code forms\n", 144 " -md2/-md5/-sha1/-mdc2 - digest to use\n", 145 " -extfile - configuration file with X509V3 extensions to add\n", 146 " -extensions - section from config file with X509V3 extensions to add\n", 147 " -clrext - delete extensions before signing and input certificate\n", 148 " -nameopt arg - various certificate name options\n", 149 #ifndef OPENSSL_NO_ENGINE 150 " -engine e - use engine e, possibly a hardware device.\n", 151 #endif 152 " -certopt arg - various certificate text options\n", 153 NULL 154 }; 155 156 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx); 157 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, 158 const EVP_MD *digest, CONF *conf, char *section); 159 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, 160 X509 *x, X509 *xca, EVP_PKEY *pkey, 161 STACK_OF(OPENSSL_STRING) *sigopts, char *serial, 162 int create, int days, int clrext, CONF *conf, 163 char *section, ASN1_INTEGER *sno); 164 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt); 165 static int reqfile = 0; 166 167 int MAIN(int, char **); 168 169 int MAIN(int argc, char **argv) 170 { 171 ENGINE *e = NULL; 172 int ret = 1; 173 X509_REQ *req = NULL; 174 X509 *x = NULL, *xca = NULL; 175 ASN1_OBJECT *objtmp; 176 STACK_OF(OPENSSL_STRING) *sigopts = NULL; 177 EVP_PKEY *Upkey = NULL, *CApkey = NULL; 178 ASN1_INTEGER *sno = NULL; 179 int i, num, badops = 0; 180 BIO *out = NULL; 181 BIO *STDout = NULL; 182 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL; 183 int informat, outformat, keyformat, CAformat, CAkeyformat; 184 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL; 185 char *CAkeyfile = NULL, *CAserial = NULL; 186 char *alias = NULL; 187 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 188 0, enddate = 0; 189 int next_serial = 0; 190 int subject_hash = 0, issuer_hash = 0, ocspid = 0; 191 #ifndef OPENSSL_NO_MD5 192 int subject_hash_old = 0, issuer_hash_old = 0; 193 #endif 194 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0; 195 int ocsp_uri = 0; 196 int trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0, clrext = 0; 197 int C = 0; 198 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0; 199 int pprint = 0; 200 const char **pp; 201 X509_STORE *ctx = NULL; 202 X509_REQ *rq = NULL; 203 int fingerprint = 0; 204 char buf[256]; 205 const EVP_MD *md_alg, *digest = NULL; 206 CONF *extconf = NULL; 207 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL; 208 int need_rand = 0; 209 int checkend = 0, checkoffset = 0; 210 unsigned long nmflag = 0, certflag = 0; 211 #ifndef OPENSSL_NO_ENGINE 212 char *engine = NULL; 213 #endif 214 215 reqfile = 0; 216 217 apps_startup(); 218 219 if (bio_err == NULL) 220 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); 221 222 if (!load_config(bio_err, NULL)) 223 goto end; 224 STDout = BIO_new_fp(stdout, BIO_NOCLOSE); 225 #ifdef OPENSSL_SYS_VMS 226 { 227 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 228 STDout = BIO_push(tmpbio, STDout); 229 } 230 #endif 231 232 informat = FORMAT_PEM; 233 outformat = FORMAT_PEM; 234 keyformat = FORMAT_PEM; 235 CAformat = FORMAT_PEM; 236 CAkeyformat = FORMAT_PEM; 237 238 ctx = X509_STORE_new(); 239 if (ctx == NULL) 240 goto end; 241 X509_STORE_set_verify_cb(ctx, callb); 242 243 argc--; 244 argv++; 245 num = 0; 246 while (argc >= 1) { 247 if (strcmp(*argv, "-inform") == 0) { 248 if (--argc < 1) 249 goto bad; 250 informat = str2fmt(*(++argv)); 251 } else if (strcmp(*argv, "-outform") == 0) { 252 if (--argc < 1) 253 goto bad; 254 outformat = str2fmt(*(++argv)); 255 } else if (strcmp(*argv, "-keyform") == 0) { 256 if (--argc < 1) 257 goto bad; 258 keyformat = str2fmt(*(++argv)); 259 } else if (strcmp(*argv, "-req") == 0) { 260 reqfile = 1; 261 need_rand = 1; 262 } else if (strcmp(*argv, "-CAform") == 0) { 263 if (--argc < 1) 264 goto bad; 265 CAformat = str2fmt(*(++argv)); 266 } else if (strcmp(*argv, "-CAkeyform") == 0) { 267 if (--argc < 1) 268 goto bad; 269 CAkeyformat = str2fmt(*(++argv)); 270 } else if (strcmp(*argv, "-sigopt") == 0) { 271 if (--argc < 1) 272 goto bad; 273 if (!sigopts) 274 sigopts = sk_OPENSSL_STRING_new_null(); 275 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv))) 276 goto bad; 277 } else if (strcmp(*argv, "-days") == 0) { 278 if (--argc < 1) 279 goto bad; 280 days = atoi(*(++argv)); 281 if (days == 0) { 282 BIO_printf(bio_err, "bad number of days\n"); 283 goto bad; 284 } 285 } else if (strcmp(*argv, "-passin") == 0) { 286 if (--argc < 1) 287 goto bad; 288 passargin = *(++argv); 289 } else if (strcmp(*argv, "-extfile") == 0) { 290 if (--argc < 1) 291 goto bad; 292 extfile = *(++argv); 293 } else if (strcmp(*argv, "-extensions") == 0) { 294 if (--argc < 1) 295 goto bad; 296 extsect = *(++argv); 297 } else if (strcmp(*argv, "-in") == 0) { 298 if (--argc < 1) 299 goto bad; 300 infile = *(++argv); 301 } else if (strcmp(*argv, "-out") == 0) { 302 if (--argc < 1) 303 goto bad; 304 outfile = *(++argv); 305 } else if (strcmp(*argv, "-signkey") == 0) { 306 if (--argc < 1) 307 goto bad; 308 keyfile = *(++argv); 309 sign_flag = ++num; 310 need_rand = 1; 311 } else if (strcmp(*argv, "-CA") == 0) { 312 if (--argc < 1) 313 goto bad; 314 CAfile = *(++argv); 315 CA_flag = ++num; 316 need_rand = 1; 317 } else if (strcmp(*argv, "-CAkey") == 0) { 318 if (--argc < 1) 319 goto bad; 320 CAkeyfile = *(++argv); 321 } else if (strcmp(*argv, "-CAserial") == 0) { 322 if (--argc < 1) 323 goto bad; 324 CAserial = *(++argv); 325 } else if (strcmp(*argv, "-set_serial") == 0) { 326 if (--argc < 1) 327 goto bad; 328 if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv)))) 329 goto bad; 330 } else if (strcmp(*argv, "-addtrust") == 0) { 331 if (--argc < 1) 332 goto bad; 333 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) { 334 BIO_printf(bio_err, "Invalid trust object value %s\n", *argv); 335 goto bad; 336 } 337 if (!trust) 338 trust = sk_ASN1_OBJECT_new_null(); 339 sk_ASN1_OBJECT_push(trust, objtmp); 340 trustout = 1; 341 } else if (strcmp(*argv, "-addreject") == 0) { 342 if (--argc < 1) 343 goto bad; 344 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) { 345 BIO_printf(bio_err, 346 "Invalid reject object value %s\n", *argv); 347 goto bad; 348 } 349 if (!reject) 350 reject = sk_ASN1_OBJECT_new_null(); 351 sk_ASN1_OBJECT_push(reject, objtmp); 352 trustout = 1; 353 } else if (strcmp(*argv, "-setalias") == 0) { 354 if (--argc < 1) 355 goto bad; 356 alias = *(++argv); 357 trustout = 1; 358 } else if (strcmp(*argv, "-certopt") == 0) { 359 if (--argc < 1) 360 goto bad; 361 if (!set_cert_ex(&certflag, *(++argv))) 362 goto bad; 363 } else if (strcmp(*argv, "-nameopt") == 0) { 364 if (--argc < 1) 365 goto bad; 366 if (!set_name_ex(&nmflag, *(++argv))) 367 goto bad; 368 } 369 #ifndef OPENSSL_NO_ENGINE 370 else if (strcmp(*argv, "-engine") == 0) { 371 if (--argc < 1) 372 goto bad; 373 engine = *(++argv); 374 } 375 #endif 376 else if (strcmp(*argv, "-C") == 0) 377 C = ++num; 378 else if (strcmp(*argv, "-email") == 0) 379 email = ++num; 380 else if (strcmp(*argv, "-ocsp_uri") == 0) 381 ocsp_uri = ++num; 382 else if (strcmp(*argv, "-serial") == 0) 383 serial = ++num; 384 else if (strcmp(*argv, "-next_serial") == 0) 385 next_serial = ++num; 386 else if (strcmp(*argv, "-modulus") == 0) 387 modulus = ++num; 388 else if (strcmp(*argv, "-pubkey") == 0) 389 pubkey = ++num; 390 else if (strcmp(*argv, "-x509toreq") == 0) 391 x509req = ++num; 392 else if (strcmp(*argv, "-text") == 0) 393 text = ++num; 394 else if (strcmp(*argv, "-hash") == 0 395 || strcmp(*argv, "-subject_hash") == 0) 396 subject_hash = ++num; 397 #ifndef OPENSSL_NO_MD5 398 else if (strcmp(*argv, "-subject_hash_old") == 0) 399 subject_hash_old = ++num; 400 #endif 401 else if (strcmp(*argv, "-issuer_hash") == 0) 402 issuer_hash = ++num; 403 #ifndef OPENSSL_NO_MD5 404 else if (strcmp(*argv, "-issuer_hash_old") == 0) 405 issuer_hash_old = ++num; 406 #endif 407 else if (strcmp(*argv, "-subject") == 0) 408 subject = ++num; 409 else if (strcmp(*argv, "-issuer") == 0) 410 issuer = ++num; 411 else if (strcmp(*argv, "-fingerprint") == 0) 412 fingerprint = ++num; 413 else if (strcmp(*argv, "-dates") == 0) { 414 startdate = ++num; 415 enddate = ++num; 416 } else if (strcmp(*argv, "-purpose") == 0) 417 pprint = ++num; 418 else if (strcmp(*argv, "-startdate") == 0) 419 startdate = ++num; 420 else if (strcmp(*argv, "-enddate") == 0) 421 enddate = ++num; 422 else if (strcmp(*argv, "-checkend") == 0) { 423 if (--argc < 1) 424 goto bad; 425 checkoffset = atoi(*(++argv)); 426 checkend = 1; 427 } else if (strcmp(*argv, "-noout") == 0) 428 noout = ++num; 429 else if (strcmp(*argv, "-trustout") == 0) 430 trustout = 1; 431 else if (strcmp(*argv, "-clrtrust") == 0) 432 clrtrust = ++num; 433 else if (strcmp(*argv, "-clrreject") == 0) 434 clrreject = ++num; 435 else if (strcmp(*argv, "-alias") == 0) 436 aliasout = ++num; 437 else if (strcmp(*argv, "-CAcreateserial") == 0) 438 CA_createserial = ++num; 439 else if (strcmp(*argv, "-clrext") == 0) 440 clrext = 1; 441 #if 1 /* stay backwards-compatible with 0.9.5; this 442 * should go away soon */ 443 else if (strcmp(*argv, "-crlext") == 0) { 444 BIO_printf(bio_err, "use -clrext instead of -crlext\n"); 445 clrext = 1; 446 } 447 #endif 448 else if (strcmp(*argv, "-ocspid") == 0) 449 ocspid = ++num; 450 else if ((md_alg = EVP_get_digestbyname(*argv + 1))) { 451 /* ok */ 452 digest = md_alg; 453 } else { 454 BIO_printf(bio_err, "unknown option %s\n", *argv); 455 badops = 1; 456 break; 457 } 458 argc--; 459 argv++; 460 } 461 462 if (badops) { 463 bad: 464 for (pp = x509_usage; (*pp != NULL); pp++) 465 BIO_printf(bio_err, "%s", *pp); 466 goto end; 467 } 468 #ifndef OPENSSL_NO_ENGINE 469 e = setup_engine(bio_err, engine, 0); 470 #endif 471 472 if (need_rand) 473 app_RAND_load_file(NULL, bio_err, 0); 474 475 ERR_load_crypto_strings(); 476 477 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) { 478 BIO_printf(bio_err, "Error getting password\n"); 479 goto end; 480 } 481 482 if (!X509_STORE_set_default_paths(ctx)) { 483 ERR_print_errors(bio_err); 484 goto end; 485 } 486 487 if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) { 488 CAkeyfile = CAfile; 489 } else if ((CA_flag) && (CAkeyfile == NULL)) { 490 BIO_printf(bio_err, 491 "need to specify a CAkey if using the CA command\n"); 492 goto end; 493 } 494 495 if (extfile) { 496 long errorline = -1; 497 X509V3_CTX ctx2; 498 extconf = NCONF_new(NULL); 499 if (!NCONF_load(extconf, extfile, &errorline)) { 500 if (errorline <= 0) 501 BIO_printf(bio_err, 502 "error loading the config file '%s'\n", extfile); 503 else 504 BIO_printf(bio_err, 505 "error on line %ld of config file '%s'\n", 506 errorline, extfile); 507 goto end; 508 } 509 if (!extsect) { 510 extsect = NCONF_get_string(extconf, "default", "extensions"); 511 if (!extsect) { 512 ERR_clear_error(); 513 extsect = "default"; 514 } 515 } 516 X509V3_set_ctx_test(&ctx2); 517 X509V3_set_nconf(&ctx2, extconf); 518 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) { 519 BIO_printf(bio_err, 520 "Error Loading extension section %s\n", extsect); 521 ERR_print_errors(bio_err); 522 goto end; 523 } 524 } 525 526 if (reqfile) { 527 EVP_PKEY *pkey; 528 BIO *in; 529 530 if (!sign_flag && !CA_flag) { 531 BIO_printf(bio_err, "We need a private key to sign with\n"); 532 goto end; 533 } 534 in = BIO_new(BIO_s_file()); 535 if (in == NULL) { 536 ERR_print_errors(bio_err); 537 goto end; 538 } 539 540 if (infile == NULL) 541 BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT); 542 else { 543 if (BIO_read_filename(in, infile) <= 0) { 544 perror(infile); 545 BIO_free(in); 546 goto end; 547 } 548 } 549 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL); 550 BIO_free(in); 551 552 if (req == NULL) { 553 ERR_print_errors(bio_err); 554 goto end; 555 } 556 557 if ((req->req_info == NULL) || 558 (req->req_info->pubkey == NULL) || 559 (req->req_info->pubkey->public_key == NULL) || 560 (req->req_info->pubkey->public_key->data == NULL)) { 561 BIO_printf(bio_err, 562 "The certificate request appears to corrupted\n"); 563 BIO_printf(bio_err, "It does not contain a public key\n"); 564 goto end; 565 } 566 if ((pkey = X509_REQ_get_pubkey(req)) == NULL) { 567 BIO_printf(bio_err, "error unpacking public key\n"); 568 goto end; 569 } 570 i = X509_REQ_verify(req, pkey); 571 EVP_PKEY_free(pkey); 572 if (i < 0) { 573 BIO_printf(bio_err, "Signature verification error\n"); 574 ERR_print_errors(bio_err); 575 goto end; 576 } 577 if (i == 0) { 578 BIO_printf(bio_err, 579 "Signature did not match the certificate request\n"); 580 goto end; 581 } else 582 BIO_printf(bio_err, "Signature ok\n"); 583 584 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), 585 nmflag); 586 587 if ((x = X509_new()) == NULL) 588 goto end; 589 590 if (sno == NULL) { 591 sno = ASN1_INTEGER_new(); 592 if (!sno || !rand_serial(NULL, sno)) 593 goto end; 594 if (!X509_set_serialNumber(x, sno)) 595 goto end; 596 ASN1_INTEGER_free(sno); 597 sno = NULL; 598 } else if (!X509_set_serialNumber(x, sno)) 599 goto end; 600 601 if (!X509_set_issuer_name(x, req->req_info->subject)) 602 goto end; 603 if (!X509_set_subject_name(x, req->req_info->subject)) 604 goto end; 605 606 X509_gmtime_adj(X509_get_notBefore(x), 0); 607 X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL); 608 609 pkey = X509_REQ_get_pubkey(req); 610 X509_set_pubkey(x, pkey); 611 EVP_PKEY_free(pkey); 612 } else 613 x = load_cert(bio_err, infile, informat, NULL, e, "Certificate"); 614 615 if (x == NULL) 616 goto end; 617 if (CA_flag) { 618 xca = load_cert(bio_err, CAfile, CAformat, NULL, e, "CA Certificate"); 619 if (xca == NULL) 620 goto end; 621 } 622 623 if (!noout || text || next_serial) { 624 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3"); 625 626 out = BIO_new(BIO_s_file()); 627 if (out == NULL) { 628 ERR_print_errors(bio_err); 629 goto end; 630 } 631 if (outfile == NULL) { 632 BIO_set_fp(out, stdout, BIO_NOCLOSE); 633 #ifdef OPENSSL_SYS_VMS 634 { 635 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 636 out = BIO_push(tmpbio, out); 637 } 638 #endif 639 } else { 640 if (BIO_write_filename(out, outfile) <= 0) { 641 perror(outfile); 642 goto end; 643 } 644 } 645 } 646 647 if (alias) 648 X509_alias_set1(x, (unsigned char *)alias, -1); 649 650 if (clrtrust) 651 X509_trust_clear(x); 652 if (clrreject) 653 X509_reject_clear(x); 654 655 if (trust) { 656 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) { 657 objtmp = sk_ASN1_OBJECT_value(trust, i); 658 X509_add1_trust_object(x, objtmp); 659 } 660 } 661 662 if (reject) { 663 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) { 664 objtmp = sk_ASN1_OBJECT_value(reject, i); 665 X509_add1_reject_object(x, objtmp); 666 } 667 } 668 669 if (num) { 670 for (i = 1; i <= num; i++) { 671 if (issuer == i) { 672 print_name(STDout, "issuer= ", 673 X509_get_issuer_name(x), nmflag); 674 } else if (subject == i) { 675 print_name(STDout, "subject= ", 676 X509_get_subject_name(x), nmflag); 677 } else if (serial == i) { 678 BIO_printf(STDout, "serial="); 679 i2a_ASN1_INTEGER(STDout, X509_get_serialNumber(x)); 680 BIO_printf(STDout, "\n"); 681 } else if (next_serial == i) { 682 BIGNUM *bnser; 683 ASN1_INTEGER *ser; 684 ser = X509_get_serialNumber(x); 685 bnser = ASN1_INTEGER_to_BN(ser, NULL); 686 if (!bnser) 687 goto end; 688 if (!BN_add_word(bnser, 1)) 689 goto end; 690 ser = BN_to_ASN1_INTEGER(bnser, NULL); 691 if (!ser) 692 goto end; 693 BN_free(bnser); 694 i2a_ASN1_INTEGER(out, ser); 695 ASN1_INTEGER_free(ser); 696 BIO_puts(out, "\n"); 697 } else if ((email == i) || (ocsp_uri == i)) { 698 int j; 699 STACK_OF(OPENSSL_STRING) *emlst; 700 if (email == i) 701 emlst = X509_get1_email(x); 702 else 703 emlst = X509_get1_ocsp(x); 704 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++) 705 BIO_printf(STDout, "%s\n", 706 sk_OPENSSL_STRING_value(emlst, j)); 707 X509_email_free(emlst); 708 } else if (aliasout == i) { 709 unsigned char *alstr; 710 alstr = X509_alias_get0(x, NULL); 711 if (alstr) 712 BIO_printf(STDout, "%s\n", alstr); 713 else 714 BIO_puts(STDout, "<No Alias>\n"); 715 } else if (subject_hash == i) { 716 BIO_printf(STDout, "%08lx\n", X509_subject_name_hash(x)); 717 } 718 #ifndef OPENSSL_NO_MD5 719 else if (subject_hash_old == i) { 720 BIO_printf(STDout, "%08lx\n", X509_subject_name_hash_old(x)); 721 } 722 #endif 723 else if (issuer_hash == i) { 724 BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash(x)); 725 } 726 #ifndef OPENSSL_NO_MD5 727 else if (issuer_hash_old == i) { 728 BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash_old(x)); 729 } 730 #endif 731 else if (pprint == i) { 732 X509_PURPOSE *ptmp; 733 int j; 734 BIO_printf(STDout, "Certificate purposes:\n"); 735 for (j = 0; j < X509_PURPOSE_get_count(); j++) { 736 ptmp = X509_PURPOSE_get0(j); 737 purpose_print(STDout, x, ptmp); 738 } 739 } else if (modulus == i) { 740 EVP_PKEY *pkey; 741 742 pkey = X509_get_pubkey(x); 743 if (pkey == NULL) { 744 BIO_printf(bio_err, "Modulus=unavailable\n"); 745 ERR_print_errors(bio_err); 746 goto end; 747 } 748 BIO_printf(STDout, "Modulus="); 749 #ifndef OPENSSL_NO_RSA 750 if (pkey->type == EVP_PKEY_RSA) 751 BN_print(STDout, pkey->pkey.rsa->n); 752 else 753 #endif 754 #ifndef OPENSSL_NO_DSA 755 if (pkey->type == EVP_PKEY_DSA) 756 BN_print(STDout, pkey->pkey.dsa->pub_key); 757 else 758 #endif 759 BIO_printf(STDout, "Wrong Algorithm type"); 760 BIO_printf(STDout, "\n"); 761 EVP_PKEY_free(pkey); 762 } else if (pubkey == i) { 763 EVP_PKEY *pkey; 764 765 pkey = X509_get_pubkey(x); 766 if (pkey == NULL) { 767 BIO_printf(bio_err, "Error getting public key\n"); 768 ERR_print_errors(bio_err); 769 goto end; 770 } 771 PEM_write_bio_PUBKEY(STDout, pkey); 772 EVP_PKEY_free(pkey); 773 } else if (C == i) { 774 unsigned char *d; 775 char *m; 776 int y, z; 777 778 X509_NAME_oneline(X509_get_subject_name(x), buf, sizeof buf); 779 BIO_printf(STDout, "/* subject:%s */\n", buf); 780 m = X509_NAME_oneline(X509_get_issuer_name(x), buf, 781 sizeof buf); 782 BIO_printf(STDout, "/* issuer :%s */\n", buf); 783 784 z = i2d_X509(x, NULL); 785 m = OPENSSL_malloc(z); 786 if (!m) { 787 BIO_printf(bio_err, "Out of memory\n"); 788 ERR_print_errors(bio_err); 789 goto end; 790 } 791 792 d = (unsigned char *)m; 793 z = i2d_X509_NAME(X509_get_subject_name(x), &d); 794 BIO_printf(STDout, "unsigned char XXX_subject_name[%d]={\n", 795 z); 796 d = (unsigned char *)m; 797 for (y = 0; y < z; y++) { 798 BIO_printf(STDout, "0x%02X,", d[y]); 799 if ((y & 0x0f) == 0x0f) 800 BIO_printf(STDout, "\n"); 801 } 802 if (y % 16 != 0) 803 BIO_printf(STDout, "\n"); 804 BIO_printf(STDout, "};\n"); 805 806 z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d); 807 BIO_printf(STDout, "unsigned char XXX_public_key[%d]={\n", z); 808 d = (unsigned char *)m; 809 for (y = 0; y < z; y++) { 810 BIO_printf(STDout, "0x%02X,", d[y]); 811 if ((y & 0x0f) == 0x0f) 812 BIO_printf(STDout, "\n"); 813 } 814 if (y % 16 != 0) 815 BIO_printf(STDout, "\n"); 816 BIO_printf(STDout, "};\n"); 817 818 z = i2d_X509(x, &d); 819 BIO_printf(STDout, "unsigned char XXX_certificate[%d]={\n", 820 z); 821 d = (unsigned char *)m; 822 for (y = 0; y < z; y++) { 823 BIO_printf(STDout, "0x%02X,", d[y]); 824 if ((y & 0x0f) == 0x0f) 825 BIO_printf(STDout, "\n"); 826 } 827 if (y % 16 != 0) 828 BIO_printf(STDout, "\n"); 829 BIO_printf(STDout, "};\n"); 830 831 OPENSSL_free(m); 832 } else if (text == i) { 833 X509_print_ex(STDout, x, nmflag, certflag); 834 } else if (startdate == i) { 835 BIO_puts(STDout, "notBefore="); 836 ASN1_TIME_print(STDout, X509_get_notBefore(x)); 837 BIO_puts(STDout, "\n"); 838 } else if (enddate == i) { 839 BIO_puts(STDout, "notAfter="); 840 ASN1_TIME_print(STDout, X509_get_notAfter(x)); 841 BIO_puts(STDout, "\n"); 842 } else if (fingerprint == i) { 843 int j; 844 unsigned int n; 845 unsigned char md[EVP_MAX_MD_SIZE]; 846 const EVP_MD *fdig = digest; 847 848 if (!fdig) 849 fdig = EVP_sha1(); 850 851 if (!X509_digest(x, fdig, md, &n)) { 852 BIO_printf(bio_err, "out of memory\n"); 853 goto end; 854 } 855 BIO_printf(STDout, "%s Fingerprint=", 856 OBJ_nid2sn(EVP_MD_type(fdig))); 857 for (j = 0; j < (int)n; j++) { 858 BIO_printf(STDout, "%02X%c", md[j], (j + 1 == (int)n) 859 ? '\n' : ':'); 860 } 861 } 862 863 /* should be in the library */ 864 else if ((sign_flag == i) && (x509req == 0)) { 865 BIO_printf(bio_err, "Getting Private key\n"); 866 if (Upkey == NULL) { 867 Upkey = load_key(bio_err, 868 keyfile, keyformat, 0, 869 passin, e, "Private key"); 870 if (Upkey == NULL) 871 goto end; 872 } 873 874 assert(need_rand); 875 if (!sign(x, Upkey, days, clrext, digest, extconf, extsect)) 876 goto end; 877 } else if (CA_flag == i) { 878 BIO_printf(bio_err, "Getting CA Private Key\n"); 879 if (CAkeyfile != NULL) { 880 CApkey = load_key(bio_err, 881 CAkeyfile, CAkeyformat, 882 0, passin, e, "CA Private Key"); 883 if (CApkey == NULL) 884 goto end; 885 } 886 887 assert(need_rand); 888 if (!x509_certify(ctx, CAfile, digest, x, xca, 889 CApkey, sigopts, 890 CAserial, CA_createserial, days, clrext, 891 extconf, extsect, sno)) 892 goto end; 893 } else if (x509req == i) { 894 EVP_PKEY *pk; 895 896 BIO_printf(bio_err, "Getting request Private Key\n"); 897 if (keyfile == NULL) { 898 BIO_printf(bio_err, "no request key file specified\n"); 899 goto end; 900 } else { 901 pk = load_key(bio_err, 902 keyfile, keyformat, 0, 903 passin, e, "request key"); 904 if (pk == NULL) 905 goto end; 906 } 907 908 BIO_printf(bio_err, "Generating certificate request\n"); 909 910 rq = X509_to_X509_REQ(x, pk, digest); 911 EVP_PKEY_free(pk); 912 if (rq == NULL) { 913 ERR_print_errors(bio_err); 914 goto end; 915 } 916 if (!noout) { 917 X509_REQ_print(out, rq); 918 PEM_write_bio_X509_REQ(out, rq); 919 } 920 noout = 1; 921 } else if (ocspid == i) { 922 X509_ocspid_print(out, x); 923 } 924 } 925 } 926 927 if (checkend) { 928 time_t tcheck = time(NULL) + checkoffset; 929 930 if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0) { 931 BIO_printf(out, "Certificate will expire\n"); 932 ret = 1; 933 } else { 934 BIO_printf(out, "Certificate will not expire\n"); 935 ret = 0; 936 } 937 goto end; 938 } 939 940 if (noout) { 941 ret = 0; 942 goto end; 943 } 944 945 if (outformat == FORMAT_ASN1) 946 i = i2d_X509_bio(out, x); 947 else if (outformat == FORMAT_PEM) { 948 if (trustout) 949 i = PEM_write_bio_X509_AUX(out, x); 950 else 951 i = PEM_write_bio_X509(out, x); 952 } else if (outformat == FORMAT_NETSCAPE) { 953 NETSCAPE_X509 nx; 954 ASN1_OCTET_STRING hdr; 955 956 hdr.data = (unsigned char *)NETSCAPE_CERT_HDR; 957 hdr.length = strlen(NETSCAPE_CERT_HDR); 958 nx.header = &hdr; 959 nx.cert = x; 960 961 i = ASN1_item_i2d_bio(ASN1_ITEM_rptr(NETSCAPE_X509), out, &nx); 962 } else { 963 BIO_printf(bio_err, "bad output format specified for outfile\n"); 964 goto end; 965 } 966 if (!i) { 967 BIO_printf(bio_err, "unable to write certificate\n"); 968 ERR_print_errors(bio_err); 969 goto end; 970 } 971 ret = 0; 972 end: 973 if (need_rand) 974 app_RAND_write_file(NULL, bio_err); 975 OBJ_cleanup(); 976 NCONF_free(extconf); 977 BIO_free_all(out); 978 BIO_free_all(STDout); 979 X509_STORE_free(ctx); 980 X509_REQ_free(req); 981 X509_free(x); 982 X509_free(xca); 983 EVP_PKEY_free(Upkey); 984 EVP_PKEY_free(CApkey); 985 if (sigopts) 986 sk_OPENSSL_STRING_free(sigopts); 987 X509_REQ_free(rq); 988 ASN1_INTEGER_free(sno); 989 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free); 990 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free); 991 if (passin) 992 OPENSSL_free(passin); 993 apps_shutdown(); 994 OPENSSL_EXIT(ret); 995 } 996 997 static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, 998 int create) 999 { 1000 char *buf = NULL, *p; 1001 ASN1_INTEGER *bs = NULL; 1002 BIGNUM *serial = NULL; 1003 size_t len; 1004 1005 len = ((serialfile == NULL) 1006 ? (strlen(CAfile) + strlen(POSTFIX) + 1) 1007 : (strlen(serialfile))) + 1; 1008 buf = OPENSSL_malloc(len); 1009 if (buf == NULL) { 1010 BIO_printf(bio_err, "out of mem\n"); 1011 goto end; 1012 } 1013 if (serialfile == NULL) { 1014 BUF_strlcpy(buf, CAfile, len); 1015 for (p = buf; *p; p++) 1016 if (*p == '.') { 1017 *p = '\0'; 1018 break; 1019 } 1020 BUF_strlcat(buf, POSTFIX, len); 1021 } else 1022 BUF_strlcpy(buf, serialfile, len); 1023 1024 serial = load_serial(buf, create, NULL); 1025 if (serial == NULL) 1026 goto end; 1027 1028 if (!BN_add_word(serial, 1)) { 1029 BIO_printf(bio_err, "add_word failure\n"); 1030 goto end; 1031 } 1032 1033 if (!save_serial(buf, NULL, serial, &bs)) 1034 goto end; 1035 1036 end: 1037 if (buf) 1038 OPENSSL_free(buf); 1039 BN_free(serial); 1040 return bs; 1041 } 1042 1043 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, 1044 X509 *x, X509 *xca, EVP_PKEY *pkey, 1045 STACK_OF(OPENSSL_STRING) *sigopts, 1046 char *serialfile, int create, 1047 int days, int clrext, CONF *conf, char *section, 1048 ASN1_INTEGER *sno) 1049 { 1050 int ret = 0; 1051 ASN1_INTEGER *bs = NULL; 1052 X509_STORE_CTX xsc; 1053 EVP_PKEY *upkey; 1054 1055 upkey = X509_get_pubkey(xca); 1056 EVP_PKEY_copy_parameters(upkey, pkey); 1057 EVP_PKEY_free(upkey); 1058 1059 if (!X509_STORE_CTX_init(&xsc, ctx, x, NULL)) { 1060 BIO_printf(bio_err, "Error initialising X509 store\n"); 1061 goto end; 1062 } 1063 if (sno) 1064 bs = sno; 1065 else if (!(bs = x509_load_serial(CAfile, serialfile, create))) 1066 goto end; 1067 1068 /* if (!X509_STORE_add_cert(ctx,x)) goto end;*/ 1069 1070 /* 1071 * NOTE: this certificate can/should be self signed, unless it was a 1072 * certificate request in which case it is not. 1073 */ 1074 X509_STORE_CTX_set_cert(&xsc, x); 1075 X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE); 1076 if (!reqfile && X509_verify_cert(&xsc) <= 0) 1077 goto end; 1078 1079 if (!X509_check_private_key(xca, pkey)) { 1080 BIO_printf(bio_err, 1081 "CA certificate and CA private key do not match\n"); 1082 goto end; 1083 } 1084 1085 if (!X509_set_issuer_name(x, X509_get_subject_name(xca))) 1086 goto end; 1087 if (!X509_set_serialNumber(x, bs)) 1088 goto end; 1089 1090 if (X509_gmtime_adj(X509_get_notBefore(x), 0L) == NULL) 1091 goto end; 1092 1093 /* hardwired expired */ 1094 if (X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL) == NULL) 1095 goto end; 1096 1097 if (clrext) { 1098 while (X509_get_ext_count(x) > 0) 1099 X509_delete_ext(x, 0); 1100 } 1101 1102 if (conf) { 1103 X509V3_CTX ctx2; 1104 X509_set_version(x, 2); /* version 3 certificate */ 1105 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); 1106 X509V3_set_nconf(&ctx2, conf); 1107 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) 1108 goto end; 1109 } 1110 1111 if (!do_X509_sign(bio_err, x, pkey, digest, sigopts)) 1112 goto end; 1113 ret = 1; 1114 end: 1115 X509_STORE_CTX_cleanup(&xsc); 1116 if (!ret) 1117 ERR_print_errors(bio_err); 1118 if (!sno) 1119 ASN1_INTEGER_free(bs); 1120 return ret; 1121 } 1122 1123 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx) 1124 { 1125 int err; 1126 X509 *err_cert; 1127 1128 /* 1129 * it is ok to use a self signed certificate This case will catch both 1130 * the initial ok == 0 and the final ok == 1 calls to this function 1131 */ 1132 err = X509_STORE_CTX_get_error(ctx); 1133 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) 1134 return 1; 1135 1136 /* 1137 * BAD we should have gotten an error. Normally if everything worked 1138 * X509_STORE_CTX_get_error(ctx) will still be set to 1139 * DEPTH_ZERO_SELF_.... 1140 */ 1141 if (ok) { 1142 BIO_printf(bio_err, 1143 "error with certificate to be certified - should be self signed\n"); 1144 return 0; 1145 } else { 1146 err_cert = X509_STORE_CTX_get_current_cert(ctx); 1147 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0); 1148 BIO_printf(bio_err, 1149 "error with certificate - error %d at depth %d\n%s\n", err, 1150 X509_STORE_CTX_get_error_depth(ctx), 1151 X509_verify_cert_error_string(err)); 1152 return 1; 1153 } 1154 } 1155 1156 /* self sign */ 1157 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, 1158 const EVP_MD *digest, CONF *conf, char *section) 1159 { 1160 1161 EVP_PKEY *pktmp; 1162 1163 pktmp = X509_get_pubkey(x); 1164 EVP_PKEY_copy_parameters(pktmp, pkey); 1165 EVP_PKEY_save_parameters(pktmp, 1); 1166 EVP_PKEY_free(pktmp); 1167 1168 if (!X509_set_issuer_name(x, X509_get_subject_name(x))) 1169 goto err; 1170 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 1171 goto err; 1172 1173 /* Lets just make it 12:00am GMT, Jan 1 1970 */ 1174 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ 1175 /* 28 days to be certified */ 1176 1177 if (X509_gmtime_adj(X509_get_notAfter(x), (long)60 * 60 * 24 * days) == 1178 NULL) 1179 goto err; 1180 1181 if (!X509_set_pubkey(x, pkey)) 1182 goto err; 1183 if (clrext) { 1184 while (X509_get_ext_count(x) > 0) 1185 X509_delete_ext(x, 0); 1186 } 1187 if (conf) { 1188 X509V3_CTX ctx; 1189 X509_set_version(x, 2); /* version 3 certificate */ 1190 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); 1191 X509V3_set_nconf(&ctx, conf); 1192 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) 1193 goto err; 1194 } 1195 if (!X509_sign(x, pkey, digest)) 1196 goto err; 1197 return 1; 1198 err: 1199 ERR_print_errors(bio_err); 1200 return 0; 1201 } 1202 1203 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt) 1204 { 1205 int id, i, idret; 1206 char *pname; 1207 id = X509_PURPOSE_get_id(pt); 1208 pname = X509_PURPOSE_get0_name(pt); 1209 for (i = 0; i < 2; i++) { 1210 idret = X509_check_purpose(cert, id, i); 1211 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 1212 if (idret == 1) 1213 BIO_printf(bio, "Yes\n"); 1214 else if (idret == 0) 1215 BIO_printf(bio, "No\n"); 1216 else 1217 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret); 1218 } 1219 return 1; 1220 } 1221