1 /* $OpenBSD: x509.c,v 1.35 2023/11/21 17:56:19 tb Exp $ */ 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 <limits.h> 61 #include <stdio.h> 62 #include <stdlib.h> 63 #include <string.h> 64 65 #include "apps.h" 66 67 #include <openssl/asn1.h> 68 #include <openssl/bio.h> 69 #include <openssl/bn.h> 70 #include <openssl/dsa.h> 71 #include <openssl/err.h> 72 #include <openssl/evp.h> 73 #include <openssl/objects.h> 74 #include <openssl/pem.h> 75 #include <openssl/rsa.h> 76 #include <openssl/x509.h> 77 #include <openssl/x509v3.h> 78 79 #define POSTFIX ".srl" 80 #define DEF_DAYS 30 81 82 static int callb(int ok, X509_STORE_CTX *ctx); 83 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, 84 const EVP_MD *digest, CONF *conf, char *section); 85 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, 86 X509 *x, X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, 87 char *serial, int create, int days, int clrext, CONF *conf, char *section, 88 ASN1_INTEGER *sno); 89 static int purpose_print(BIO *bio, X509 *cert, const X509_PURPOSE *pt); 90 91 static struct { 92 char *alias; 93 int aliasout; 94 int badops; 95 int C; 96 int CA_createserial; 97 int CA_flag; 98 char *CAfile; 99 int CAformat; 100 char *CAkeyfile; 101 int CAkeyformat; 102 char *CAserial; 103 unsigned long certflag; 104 int checkend; 105 int checkoffset; 106 int clrext; 107 int clrreject; 108 int clrtrust; 109 int days; 110 const EVP_MD *digest; 111 int email; 112 int enddate; 113 char *extfile; 114 char *extsect; 115 int fingerprint; 116 char *infile; 117 int informat; 118 int issuer; 119 int issuer_hash; 120 #ifndef OPENSSL_NO_MD5 121 int issuer_hash_old; 122 #endif 123 char *keyfile; 124 int keyformat; 125 const EVP_MD *md_alg; 126 int modulus; 127 int next_serial; 128 unsigned long nmflag; 129 int noout; 130 int num; 131 int ocspid; 132 ASN1_OBJECT *objtmp; 133 int ocsp_uri; 134 char *outfile; 135 int outformat; 136 char *passargin; 137 int pprint; 138 int pubkey; 139 STACK_OF(ASN1_OBJECT) *reject; 140 int reqfile; 141 int serial; 142 int sign_flag; 143 STACK_OF(OPENSSL_STRING) *sigopts; 144 ASN1_INTEGER *sno; 145 int startdate; 146 int subject; 147 int subject_hash; 148 #ifndef OPENSSL_NO_MD5 149 int subject_hash_old; 150 #endif 151 int text; 152 STACK_OF(ASN1_OBJECT) *trust; 153 int trustout; 154 int x509req; 155 } cfg; 156 157 static int 158 x509_opt_addreject(char *arg) 159 { 160 if ((cfg.objtmp = OBJ_txt2obj(arg, 0)) == NULL) { 161 BIO_printf(bio_err, "Invalid reject object value %s\n", arg); 162 return (1); 163 } 164 165 if (cfg.reject == NULL && 166 (cfg.reject = sk_ASN1_OBJECT_new_null()) == NULL) 167 return (1); 168 169 if (!sk_ASN1_OBJECT_push(cfg.reject, cfg.objtmp)) 170 return (1); 171 172 cfg.trustout = 1; 173 return (0); 174 } 175 176 static int 177 x509_opt_addtrust(char *arg) 178 { 179 if ((cfg.objtmp = OBJ_txt2obj(arg, 0)) == NULL) { 180 BIO_printf(bio_err, "Invalid trust object value %s\n", arg); 181 return (1); 182 } 183 184 if (cfg.trust == NULL && 185 (cfg.trust = sk_ASN1_OBJECT_new_null()) == NULL) 186 return (1); 187 188 if (!sk_ASN1_OBJECT_push(cfg.trust, cfg.objtmp)) 189 return (1); 190 191 cfg.trustout = 1; 192 return (0); 193 } 194 195 static int 196 x509_opt_ca(char *arg) 197 { 198 cfg.CAfile = arg; 199 cfg.CA_flag = ++cfg.num; 200 return (0); 201 } 202 203 static int 204 x509_opt_certopt(char *arg) 205 { 206 if (!set_cert_ex(&cfg.certflag, arg)) 207 return (1); 208 209 return (0); 210 } 211 212 static int 213 x509_opt_checkend(char *arg) 214 { 215 const char *errstr; 216 217 cfg.checkoffset = strtonum(arg, 0, INT_MAX, &errstr); 218 if (errstr != NULL) { 219 BIO_printf(bio_err, "checkend unusable: %s\n", errstr); 220 return (1); 221 } 222 cfg.checkend = 1; 223 return (0); 224 } 225 226 static int 227 x509_opt_dates(void) 228 { 229 cfg.startdate = ++cfg.num; 230 cfg.enddate = ++cfg.num; 231 return (0); 232 } 233 234 static int 235 x509_opt_days(char *arg) 236 { 237 const char *errstr; 238 239 cfg.days = strtonum(arg, 1, INT_MAX, &errstr); 240 if (errstr != NULL) { 241 BIO_printf(bio_err, "bad number of days: %s\n", errstr); 242 return (1); 243 } 244 return (0); 245 } 246 247 static int 248 x509_opt_digest(int argc, char **argv, int *argsused) 249 { 250 char *name = argv[0]; 251 252 if (*name++ != '-') 253 return (1); 254 255 if ((cfg.md_alg = EVP_get_digestbyname(name)) != NULL) { 256 cfg.digest = cfg.md_alg; 257 } else { 258 BIO_printf(bio_err, "unknown option %s\n", *argv); 259 cfg.badops = 1; 260 return (1); 261 } 262 263 *argsused = 1; 264 return (0); 265 } 266 267 static int 268 x509_opt_nameopt(char *arg) 269 { 270 if (!set_name_ex(&cfg.nmflag, arg)) 271 return (1); 272 273 return (0); 274 } 275 276 static int 277 x509_opt_set_serial(char *arg) 278 { 279 ASN1_INTEGER_free(cfg.sno); 280 if ((cfg.sno = s2i_ASN1_INTEGER(NULL, arg)) == NULL) 281 return (1); 282 283 return (0); 284 } 285 286 static int 287 x509_opt_setalias(char *arg) 288 { 289 cfg.alias = arg; 290 cfg.trustout = 1; 291 return (0); 292 } 293 294 static int 295 x509_opt_signkey(char *arg) 296 { 297 cfg.keyfile = arg; 298 cfg.sign_flag = ++cfg.num; 299 return (0); 300 } 301 302 static int 303 x509_opt_sigopt(char *arg) 304 { 305 if (cfg.sigopts == NULL && 306 (cfg.sigopts = sk_OPENSSL_STRING_new_null()) == NULL) 307 return (1); 308 309 if (!sk_OPENSSL_STRING_push(cfg.sigopts, arg)) 310 return (1); 311 312 return (0); 313 } 314 315 static const struct option x509_options[] = { 316 { 317 .name = "C", 318 .desc = "Convert the certificate into C code", 319 .type = OPTION_ORDER, 320 .opt.order = &cfg.C, 321 .order = &cfg.num, 322 }, 323 { 324 .name = "addreject", 325 .argname = "arg", 326 .desc = "Reject certificate for a given purpose", 327 .type = OPTION_ARG_FUNC, 328 .opt.argfunc = x509_opt_addreject, 329 }, 330 { 331 .name = "addtrust", 332 .argname = "arg", 333 .desc = "Trust certificate for a given purpose", 334 .type = OPTION_ARG_FUNC, 335 .opt.argfunc = x509_opt_addtrust, 336 }, 337 { 338 .name = "alias", 339 .desc = "Output certificate alias", 340 .type = OPTION_ORDER, 341 .opt.order = &cfg.aliasout, 342 .order = &cfg.num, 343 }, 344 { 345 .name = "CA", 346 .argname = "file", 347 .desc = "CA certificate in PEM format unless -CAform is specified", 348 .type = OPTION_ARG_FUNC, 349 .opt.argfunc = x509_opt_ca, 350 }, 351 { 352 .name = "CAcreateserial", 353 .desc = "Create serial number file if it does not exist", 354 .type = OPTION_ORDER, 355 .opt.order = &cfg.CA_createserial, 356 .order = &cfg.num, 357 }, 358 { 359 .name = "CAform", 360 .argname = "fmt", 361 .desc = "CA format - default PEM", 362 .type = OPTION_ARG_FORMAT, 363 .opt.value = &cfg.CAformat, 364 }, 365 { 366 .name = "CAkey", 367 .argname = "file", 368 .desc = "CA key in PEM format unless -CAkeyform is specified\n" 369 "if omitted, the key is assumed to be in the CA file", 370 .type = OPTION_ARG, 371 .opt.arg = &cfg.CAkeyfile, 372 }, 373 { 374 .name = "CAkeyform", 375 .argname = "fmt", 376 .desc = "CA key format - default PEM", 377 .type = OPTION_ARG_FORMAT, 378 .opt.value = &cfg.CAkeyformat, 379 }, 380 { 381 .name = "CAserial", 382 .argname = "file", 383 .desc = "Serial file", 384 .type = OPTION_ARG, 385 .opt.arg = &cfg.CAserial, 386 }, 387 { 388 .name = "certopt", 389 .argname = "option", 390 .desc = "Various certificate text options", 391 .type = OPTION_ARG_FUNC, 392 .opt.argfunc = x509_opt_certopt, 393 }, 394 { 395 .name = "checkend", 396 .argname = "arg", 397 .desc = "Check whether the cert expires in the next arg seconds\n" 398 "exit 1 if so, 0 if not", 399 .type = OPTION_ARG_FUNC, 400 .opt.argfunc = x509_opt_checkend, 401 }, 402 { 403 .name = "clrext", 404 .desc = "Clear all extensions", 405 .type = OPTION_FLAG, 406 .opt.flag = &cfg.clrext, 407 }, 408 { 409 .name = "clrreject", 410 .desc = "Clear all rejected purposes", 411 .type = OPTION_ORDER, 412 .opt.order = &cfg.clrreject, 413 .order = &cfg.num, 414 }, 415 { 416 .name = "clrtrust", 417 .desc = "Clear all trusted purposes", 418 .type = OPTION_ORDER, 419 .opt.order = &cfg.clrtrust, 420 .order = &cfg.num, 421 }, 422 { 423 .name = "dates", 424 .desc = "Both Before and After dates", 425 .type = OPTION_FUNC, 426 .opt.func = x509_opt_dates, 427 }, 428 { 429 .name = "days", 430 .argname = "arg", 431 .desc = "How long till expiry of a signed certificate - def 30 days", 432 .type = OPTION_ARG_FUNC, 433 .opt.argfunc = x509_opt_days, 434 }, 435 { 436 .name = "email", 437 .desc = "Print email address(es)", 438 .type = OPTION_ORDER, 439 .opt.order = &cfg.email, 440 .order = &cfg.num, 441 }, 442 { 443 .name = "enddate", 444 .desc = "Print notAfter field", 445 .type = OPTION_ORDER, 446 .opt.order = &cfg.enddate, 447 .order = &cfg.num, 448 }, 449 { 450 .name = "extensions", 451 .argname = "section", 452 .desc = "Section from config file with X509V3 extensions to add", 453 .type = OPTION_ARG, 454 .opt.arg = &cfg.extsect, 455 }, 456 { 457 .name = "extfile", 458 .argname = "file", 459 .desc = "Configuration file with X509V3 extensions to add", 460 .type = OPTION_ARG, 461 .opt.arg = &cfg.extfile, 462 }, 463 { 464 .name = "fingerprint", 465 .desc = "Print the certificate fingerprint", 466 .type = OPTION_ORDER, 467 .opt.order = &cfg.fingerprint, 468 .order = &cfg.num, 469 }, 470 { 471 .name = "hash", 472 .desc = "Synonym for -subject_hash", 473 .type = OPTION_ORDER, 474 .opt.order = &cfg.subject_hash, 475 .order = &cfg.num, 476 }, 477 { 478 .name = "in", 479 .argname = "file", 480 .desc = "Input file - default stdin", 481 .type = OPTION_ARG, 482 .opt.arg = &cfg.infile, 483 }, 484 { 485 .name = "inform", 486 .argname = "fmt", 487 .desc = "Input format - default PEM (one of DER, NET or PEM)", 488 .type = OPTION_ARG_FORMAT, 489 .opt.value = &cfg.informat, 490 }, 491 { 492 .name = "issuer", 493 .desc = "Print issuer name", 494 .type = OPTION_ORDER, 495 .opt.order = &cfg.issuer, 496 .order = &cfg.num, 497 }, 498 { 499 .name = "issuer_hash", 500 .desc = "Print issuer hash value", 501 .type = OPTION_ORDER, 502 .opt.order = &cfg.issuer_hash, 503 .order = &cfg.num, 504 }, 505 #ifndef OPENSSL_NO_MD5 506 { 507 .name = "issuer_hash_old", 508 .desc = "Print old-style (MD5) issuer hash value", 509 .type = OPTION_ORDER, 510 .opt.order = &cfg.issuer_hash_old, 511 .order = &cfg.num, 512 }, 513 #endif 514 { 515 .name = "keyform", 516 .argname = "fmt", 517 .desc = "Private key format - default PEM", 518 .type = OPTION_ARG_FORMAT, 519 .opt.value = &cfg.keyformat, 520 }, 521 { 522 .name = "modulus", 523 .desc = "Print the RSA key modulus", 524 .type = OPTION_ORDER, 525 .opt.order = &cfg.modulus, 526 .order = &cfg.num, 527 }, 528 { 529 .name = "nameopt", 530 .argname = "option", 531 .desc = "Various certificate name options", 532 .type = OPTION_ARG_FUNC, 533 .opt.argfunc = x509_opt_nameopt, 534 }, 535 { 536 .name = "next_serial", 537 .desc = "Print the next serial number", 538 .type = OPTION_ORDER, 539 .opt.order = &cfg.next_serial, 540 .order = &cfg.num, 541 }, 542 { 543 .name = "noout", 544 .desc = "No certificate output", 545 .type = OPTION_ORDER, 546 .opt.order = &cfg.noout, 547 .order = &cfg.num, 548 }, 549 { 550 .name = "ocsp_uri", 551 .desc = "Print OCSP Responder URL(s)", 552 .type = OPTION_ORDER, 553 .opt.order = &cfg.ocsp_uri, 554 .order = &cfg.num, 555 }, 556 { 557 .name = "ocspid", 558 .desc = "Print OCSP hash values for the subject name and public key", 559 .type = OPTION_ORDER, 560 .opt.order = &cfg.ocspid, 561 .order = &cfg.num, 562 }, 563 { 564 .name = "out", 565 .argname = "file", 566 .desc = "Output file - default stdout", 567 .type = OPTION_ARG, 568 .opt.arg = &cfg.outfile, 569 }, 570 { 571 .name = "outform", 572 .argname = "fmt", 573 .desc = "Output format - default PEM (one of DER, NET or PEM)", 574 .type = OPTION_ARG_FORMAT, 575 .opt.value = &cfg.outformat, 576 }, 577 { 578 .name = "passin", 579 .argname = "src", 580 .desc = "Private key password source", 581 .type = OPTION_ARG, 582 .opt.arg = &cfg.passargin, 583 }, 584 { 585 .name = "pubkey", 586 .desc = "Output the public key", 587 .type = OPTION_ORDER, 588 .opt.order = &cfg.pubkey, 589 .order = &cfg.num, 590 }, 591 { 592 .name = "purpose", 593 .desc = "Print out certificate purposes", 594 .type = OPTION_ORDER, 595 .opt.order = &cfg.pprint, 596 .order = &cfg.num, 597 }, 598 { 599 .name = "req", 600 .desc = "Input is a certificate request, sign and output", 601 .type = OPTION_FLAG, 602 .opt.flag = &cfg.reqfile, 603 }, 604 { 605 .name = "serial", 606 .desc = "Print serial number value", 607 .type = OPTION_ORDER, 608 .opt.order = &cfg.serial, 609 .order = &cfg.num, 610 }, 611 { 612 .name = "set_serial", 613 .argname = "n", 614 .desc = "Serial number to use", 615 .type = OPTION_ARG_FUNC, 616 .opt.argfunc = x509_opt_set_serial, 617 }, 618 { 619 .name = "setalias", 620 .argname = "arg", 621 .desc = "Set certificate alias", 622 .type = OPTION_ARG_FUNC, 623 .opt.argfunc = x509_opt_setalias, 624 }, 625 { 626 .name = "signkey", 627 .argname = "file", 628 .desc = "Self sign cert with arg", 629 .type = OPTION_ARG_FUNC, 630 .opt.argfunc = x509_opt_signkey, 631 }, 632 { 633 .name = "sigopt", 634 .argname = "nm:v", 635 .desc = "Various signature algorithm options", 636 .type = OPTION_ARG_FUNC, 637 .opt.argfunc = x509_opt_sigopt, 638 }, 639 { 640 .name = "startdate", 641 .desc = "Print notBefore field", 642 .type = OPTION_ORDER, 643 .opt.order = &cfg.startdate, 644 .order = &cfg.num, 645 }, 646 { 647 .name = "subject", 648 .desc = "Print subject name", 649 .type = OPTION_ORDER, 650 .opt.order = &cfg.subject, 651 .order = &cfg.num, 652 }, 653 { 654 .name = "subject_hash", 655 .desc = "Print subject hash value", 656 .type = OPTION_ORDER, 657 .opt.order = &cfg.subject_hash, 658 .order = &cfg.num, 659 }, 660 #ifndef OPENSSL_NO_MD5 661 { 662 .name = "subject_hash_old", 663 .desc = "Print old-style (MD5) subject hash value", 664 .type = OPTION_ORDER, 665 .opt.order = &cfg.subject_hash_old, 666 .order = &cfg.num, 667 }, 668 #endif 669 { 670 .name = "text", 671 .desc = "Print the certificate in text form", 672 .type = OPTION_ORDER, 673 .opt.order = &cfg.text, 674 .order = &cfg.num, 675 }, 676 { 677 .name = "trustout", 678 .desc = "Output a trusted certificate", 679 .type = OPTION_FLAG, 680 .opt.flag = &cfg.trustout, 681 }, 682 { 683 .name = "x509toreq", 684 .desc = "Output a certification request object", 685 .type = OPTION_ORDER, 686 .opt.order = &cfg.x509req, 687 .order = &cfg.num, 688 }, 689 { 690 .name = NULL, 691 .desc = "", 692 .type = OPTION_ARGV_FUNC, 693 .opt.argvfunc = x509_opt_digest, 694 }, 695 { NULL }, 696 }; 697 698 static void 699 x509_usage(void) 700 { 701 fprintf(stderr, "usage: x509 " 702 "[-C] [-addreject arg] [-addtrust arg] [-alias] [-CA file]\n" 703 " [-CAcreateserial] [-CAform der | pem] [-CAkey file]\n" 704 " [-CAkeyform der | pem] [-CAserial file] [-certopt option]\n" 705 " [-checkend arg] [-clrext] [-clrreject] [-clrtrust] [-dates]\n" 706 " [-days arg] [-email] [-enddate] [-extensions section]\n" 707 " [-extfile file] [-fingerprint] [-hash] [-in file]\n" 708 " [-inform der | net | pem] [-issuer] [-issuer_hash]\n" 709 " [-issuer_hash_old] [-keyform der | pem] [-md5 | -sha1]\n" 710 " [-modulus] [-nameopt option] [-next_serial] [-noout]\n" 711 " [-ocsp_uri] [-ocspid] [-out file]\n" 712 " [-outform der | net | pem] [-passin arg] [-pubkey]\n" 713 " [-purpose] [-req] [-serial] [-set_serial n] [-setalias arg]\n" 714 " [-signkey file] [-sigopt nm:v] [-startdate] [-subject]\n" 715 " [-subject_hash] [-subject_hash_old] [-text] [-trustout]\n" 716 " [-x509toreq]\n"); 717 fprintf(stderr, "\n"); 718 options_usage(x509_options); 719 fprintf(stderr, "\n"); 720 } 721 722 int 723 x509_main(int argc, char **argv) 724 { 725 int ret = 1; 726 X509_REQ *req = NULL; 727 X509 *x = NULL, *xca = NULL; 728 EVP_PKEY *Upkey = NULL, *CApkey = NULL; 729 int i; 730 BIO *out = NULL; 731 BIO *STDout = NULL; 732 X509_STORE *ctx = NULL; 733 X509_REQ *rq = NULL; 734 char buf[256]; 735 CONF *extconf = NULL; 736 char *passin = NULL; 737 738 if (pledge("stdio cpath wpath rpath tty", NULL) == -1) { 739 perror("pledge"); 740 exit(1); 741 } 742 743 memset(&cfg, 0, sizeof(cfg)); 744 cfg.days = DEF_DAYS; 745 cfg.informat = FORMAT_PEM; 746 cfg.outformat = FORMAT_PEM; 747 cfg.keyformat = FORMAT_PEM; 748 cfg.CAformat = FORMAT_PEM; 749 cfg.CAkeyformat = FORMAT_PEM; 750 751 STDout = BIO_new_fp(stdout, BIO_NOCLOSE); 752 753 ctx = X509_STORE_new(); 754 if (ctx == NULL) 755 goto end; 756 X509_STORE_set_verify_cb(ctx, callb); 757 758 if (options_parse(argc, argv, x509_options, NULL, NULL) != 0) 759 goto bad; 760 761 if (cfg.badops) { 762 bad: 763 x509_usage(); 764 goto end; 765 } 766 767 if (!app_passwd(bio_err, cfg.passargin, NULL, &passin, NULL)) { 768 BIO_printf(bio_err, "Error getting password\n"); 769 goto end; 770 } 771 if (!X509_STORE_set_default_paths(ctx)) { 772 ERR_print_errors(bio_err); 773 goto end; 774 } 775 if (cfg.CAkeyfile == NULL && cfg.CA_flag && cfg.CAformat == FORMAT_PEM) { 776 cfg.CAkeyfile = cfg.CAfile; 777 } else if (cfg.CA_flag && cfg.CAkeyfile == NULL) { 778 BIO_printf(bio_err, 779 "need to specify a CAkey if using the CA command\n"); 780 goto end; 781 } 782 if (cfg.extfile != NULL) { 783 long errorline = -1; 784 X509V3_CTX ctx2; 785 extconf = NCONF_new(NULL); 786 if (!NCONF_load(extconf, cfg.extfile, &errorline)) { 787 if (errorline <= 0) 788 BIO_printf(bio_err, 789 "error loading the config file '%s'\n", 790 cfg.extfile); 791 else 792 BIO_printf(bio_err, 793 "error on line %ld of config file '%s'\n", 794 errorline, cfg.extfile); 795 goto end; 796 } 797 if (cfg.extsect == NULL) { 798 cfg.extsect = NCONF_get_string(extconf, "default", 799 "extensions"); 800 if (cfg.extsect == NULL) { 801 ERR_clear_error(); 802 cfg.extsect = "default"; 803 } 804 } 805 X509V3_set_ctx_test(&ctx2); 806 X509V3_set_nconf(&ctx2, extconf); 807 if (!X509V3_EXT_add_nconf(extconf, &ctx2, cfg.extsect, NULL)) { 808 BIO_printf(bio_err, 809 "Error Loading extension section %s\n", cfg.extsect); 810 ERR_print_errors(bio_err); 811 goto end; 812 } 813 } 814 if (cfg.reqfile) { 815 EVP_PKEY *pkey; 816 BIO *in; 817 818 if (!cfg.sign_flag && !cfg.CA_flag) { 819 BIO_printf(bio_err, 820 "We need a private key to sign with\n"); 821 goto end; 822 } 823 in = BIO_new(BIO_s_file()); 824 if (in == NULL) { 825 ERR_print_errors(bio_err); 826 goto end; 827 } 828 if (cfg.infile == NULL) 829 BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT); 830 else { 831 if (BIO_read_filename(in, cfg.infile) <= 0) { 832 perror(cfg.infile); 833 BIO_free(in); 834 goto end; 835 } 836 } 837 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL); 838 BIO_free(in); 839 840 if (req == NULL) { 841 ERR_print_errors(bio_err); 842 goto end; 843 } 844 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) { 845 BIO_printf(bio_err, "error unpacking public key\n"); 846 goto end; 847 } 848 i = X509_REQ_verify(req, pkey); 849 if (i < 0) { 850 BIO_printf(bio_err, "Signature verification error\n"); 851 ERR_print_errors(bio_err); 852 goto end; 853 } 854 if (i == 0) { 855 BIO_printf(bio_err, 856 "Signature did not match the certificate request\n"); 857 goto end; 858 } else 859 BIO_printf(bio_err, "Signature ok\n"); 860 861 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), 862 cfg.nmflag); 863 864 if ((x = X509_new()) == NULL) 865 goto end; 866 867 if (cfg.sno == NULL) { 868 cfg.sno = ASN1_INTEGER_new(); 869 if (cfg.sno == NULL || !rand_serial(NULL, cfg.sno)) 870 goto end; 871 if (!X509_set_serialNumber(x, cfg.sno)) 872 goto end; 873 ASN1_INTEGER_free(cfg.sno); 874 cfg.sno = NULL; 875 } else if (!X509_set_serialNumber(x, cfg.sno)) 876 goto end; 877 878 if (!X509_set_issuer_name(x, X509_REQ_get_subject_name(req))) 879 goto end; 880 if (!X509_set_subject_name(x, X509_REQ_get_subject_name(req))) 881 goto end; 882 883 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 884 goto end; 885 if (X509_time_adj_ex(X509_get_notAfter(x), cfg.days, 0, 886 NULL) == NULL) 887 goto end; 888 889 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) 890 goto end; 891 if (!X509_set_pubkey(x, pkey)) 892 goto end; 893 } else { 894 x = load_cert(bio_err, cfg.infile, cfg.informat, NULL, 895 "Certificate"); 896 } 897 if (x == NULL) 898 goto end; 899 900 if (cfg.CA_flag) { 901 xca = load_cert(bio_err, cfg.CAfile, cfg.CAformat, NULL, 902 "CA Certificate"); 903 if (xca == NULL) 904 goto end; 905 } 906 if (!cfg.noout || cfg.text || cfg.next_serial) { 907 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3"); 908 909 out = BIO_new(BIO_s_file()); 910 if (out == NULL) { 911 ERR_print_errors(bio_err); 912 goto end; 913 } 914 if (cfg.outfile == NULL) { 915 BIO_set_fp(out, stdout, BIO_NOCLOSE); 916 } else { 917 if (BIO_write_filename(out, cfg.outfile) <= 0) { 918 perror(cfg.outfile); 919 goto end; 920 } 921 } 922 } 923 if (cfg.alias != NULL) { 924 if (!X509_alias_set1(x, (unsigned char *)cfg.alias, -1)) 925 goto end; 926 } 927 928 if (cfg.clrtrust) 929 X509_trust_clear(x); 930 if (cfg.clrreject) 931 X509_reject_clear(x); 932 933 if (cfg.trust != NULL) { 934 for (i = 0; i < sk_ASN1_OBJECT_num(cfg.trust); i++) { 935 cfg.objtmp = sk_ASN1_OBJECT_value(cfg.trust, i); 936 if (!X509_add1_trust_object(x, cfg.objtmp)) 937 goto end; 938 } 939 } 940 if (cfg.reject != NULL) { 941 for (i = 0; i < sk_ASN1_OBJECT_num(cfg.reject); i++) { 942 cfg.objtmp = sk_ASN1_OBJECT_value(cfg.reject, i); 943 if (!X509_add1_reject_object(x, cfg.objtmp)) 944 goto end; 945 } 946 } 947 if (cfg.num) { 948 for (i = 1; i <= cfg.num; i++) { 949 if (cfg.issuer == i) { 950 print_name(STDout, "issuer= ", 951 X509_get_issuer_name(x), cfg.nmflag); 952 } else if (cfg.subject == i) { 953 print_name(STDout, "subject= ", 954 X509_get_subject_name(x), cfg.nmflag); 955 } else if (cfg.serial == i) { 956 BIO_printf(STDout, "serial="); 957 i2a_ASN1_INTEGER(STDout, 958 X509_get_serialNumber(x)); 959 BIO_printf(STDout, "\n"); 960 } else if (cfg.next_serial == i) { 961 BIGNUM *bnser; 962 ASN1_INTEGER *ser; 963 964 ser = X509_get_serialNumber(x); 965 if (ser == NULL) 966 goto end; 967 bnser = ASN1_INTEGER_to_BN(ser, NULL); 968 if (bnser == NULL) 969 goto end; 970 if (!BN_add_word(bnser, 1)) { 971 BN_free(bnser); 972 goto end; 973 } 974 ser = BN_to_ASN1_INTEGER(bnser, NULL); 975 if (ser == NULL) { 976 BN_free(bnser); 977 goto end; 978 } 979 BN_free(bnser); 980 i2a_ASN1_INTEGER(out, ser); 981 ASN1_INTEGER_free(ser); 982 BIO_puts(out, "\n"); 983 } else if (cfg.email == i || cfg.ocsp_uri == i) { 984 STACK_OF(OPENSSL_STRING) *emlst; 985 int j; 986 987 if (cfg.email == i) 988 emlst = X509_get1_email(x); 989 else 990 emlst = X509_get1_ocsp(x); 991 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++) 992 BIO_printf(STDout, "%s\n", 993 sk_OPENSSL_STRING_value(emlst, j)); 994 X509_email_free(emlst); 995 } else if (cfg.aliasout == i) { 996 unsigned char *albuf; 997 int buflen; 998 albuf = X509_alias_get0(x, &buflen); 999 if (albuf != NULL) 1000 BIO_printf(STDout, "%.*s\n", 1001 buflen, albuf); 1002 else 1003 BIO_puts(STDout, "<No Alias>\n"); 1004 } else if (cfg.subject_hash == i) { 1005 BIO_printf(STDout, "%08lx\n", 1006 X509_subject_name_hash(x)); 1007 } 1008 #ifndef OPENSSL_NO_MD5 1009 else if (cfg.subject_hash_old == i) { 1010 BIO_printf(STDout, "%08lx\n", 1011 X509_subject_name_hash_old(x)); 1012 } 1013 #endif 1014 else if (cfg.issuer_hash == i) { 1015 BIO_printf(STDout, "%08lx\n", 1016 X509_issuer_name_hash(x)); 1017 } 1018 #ifndef OPENSSL_NO_MD5 1019 else if (cfg.issuer_hash_old == i) { 1020 BIO_printf(STDout, "%08lx\n", 1021 X509_issuer_name_hash_old(x)); 1022 } 1023 #endif 1024 else if (cfg.pprint == i) { 1025 const X509_PURPOSE *ptmp; 1026 int j; 1027 1028 BIO_printf(STDout, "Certificate purposes:\n"); 1029 for (j = 0; j < X509_PURPOSE_get_count(); j++) { 1030 ptmp = X509_PURPOSE_get0(j); 1031 purpose_print(STDout, x, ptmp); 1032 } 1033 } else if (cfg.modulus == i) { 1034 EVP_PKEY *pkey; 1035 1036 pkey = X509_get0_pubkey(x); 1037 if (pkey == NULL) { 1038 BIO_printf(bio_err, 1039 "Modulus=unavailable\n"); 1040 ERR_print_errors(bio_err); 1041 goto end; 1042 } 1043 BIO_printf(STDout, "Modulus="); 1044 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) { 1045 RSA *rsa = EVP_PKEY_get0_RSA(pkey); 1046 const BIGNUM *n = NULL; 1047 1048 RSA_get0_key(rsa, &n, NULL, NULL); 1049 BN_print(STDout, n); 1050 } else if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) { 1051 DSA *dsa = EVP_PKEY_get0_DSA(pkey); 1052 const BIGNUM *pub_key = NULL; 1053 1054 DSA_get0_key(dsa, &pub_key, NULL); 1055 1056 BN_print(STDout, pub_key); 1057 } else 1058 BIO_printf(STDout, 1059 "Wrong Algorithm type"); 1060 BIO_printf(STDout, "\n"); 1061 } else if (cfg.pubkey == i) { 1062 EVP_PKEY *pkey; 1063 1064 pkey = X509_get0_pubkey(x); 1065 if (pkey == NULL) { 1066 BIO_printf(bio_err, 1067 "Error getting public key\n"); 1068 ERR_print_errors(bio_err); 1069 goto end; 1070 } 1071 PEM_write_bio_PUBKEY(STDout, pkey); 1072 } else if (cfg.C == i) { 1073 unsigned char *d; 1074 char *m; 1075 int y, z; 1076 1077 m = X509_NAME_oneline(X509_get_subject_name(x), 1078 buf, sizeof buf); 1079 if (m == NULL) 1080 goto end; 1081 BIO_printf(STDout, "/* subject:%s */\n", buf); 1082 m = X509_NAME_oneline(X509_get_issuer_name(x), 1083 buf, sizeof buf); 1084 if (m == NULL) 1085 goto end; 1086 BIO_printf(STDout, "/* issuer :%s */\n", buf); 1087 1088 z = i2d_X509(x, NULL); 1089 if (z < 0) 1090 goto end; 1091 1092 m = malloc(z); 1093 if (m == NULL) { 1094 BIO_printf(bio_err, "out of mem\n"); 1095 goto end; 1096 } 1097 1098 d = (unsigned char *) m; 1099 z = i2d_X509_NAME(X509_get_subject_name(x), &d); 1100 if (z < 0) { 1101 free(m); 1102 goto end; 1103 } 1104 BIO_printf(STDout, 1105 "unsigned char XXX_subject_name[%d]={\n", z); 1106 d = (unsigned char *) m; 1107 for (y = 0; y < z; y++) { 1108 BIO_printf(STDout, "0x%02X,", d[y]); 1109 if ((y & 0x0f) == 0x0f) 1110 BIO_printf(STDout, "\n"); 1111 } 1112 if (y % 16 != 0) 1113 BIO_printf(STDout, "\n"); 1114 BIO_printf(STDout, "};\n"); 1115 1116 z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d); 1117 if (z < 0) { 1118 free(m); 1119 goto end; 1120 } 1121 BIO_printf(STDout, 1122 "unsigned char XXX_public_key[%d]={\n", z); 1123 d = (unsigned char *) m; 1124 for (y = 0; y < z; y++) { 1125 BIO_printf(STDout, "0x%02X,", d[y]); 1126 if ((y & 0x0f) == 0x0f) 1127 BIO_printf(STDout, "\n"); 1128 } 1129 if (y % 16 != 0) 1130 BIO_printf(STDout, "\n"); 1131 BIO_printf(STDout, "};\n"); 1132 1133 z = i2d_X509(x, &d); 1134 if (z < 0) { 1135 free(m); 1136 goto end; 1137 } 1138 BIO_printf(STDout, 1139 "unsigned char XXX_certificate[%d]={\n", z); 1140 d = (unsigned char *) m; 1141 for (y = 0; y < z; y++) { 1142 BIO_printf(STDout, "0x%02X,", d[y]); 1143 if ((y & 0x0f) == 0x0f) 1144 BIO_printf(STDout, "\n"); 1145 } 1146 if (y % 16 != 0) 1147 BIO_printf(STDout, "\n"); 1148 BIO_printf(STDout, "};\n"); 1149 1150 free(m); 1151 } else if (cfg.text == i) { 1152 if(!X509_print_ex(STDout, x, cfg.nmflag, 1153 cfg.certflag)) 1154 goto end; 1155 } else if (cfg.startdate == i) { 1156 ASN1_TIME *nB = X509_get_notBefore(x); 1157 1158 BIO_puts(STDout, "notBefore="); 1159 if (!ASN1_TIME_to_tm(nB, NULL)) 1160 BIO_puts(STDout, 1161 "INVALID RFC5280 TIME"); 1162 else 1163 ASN1_TIME_print(STDout, nB); 1164 BIO_puts(STDout, "\n"); 1165 } else if (cfg.enddate == i) { 1166 ASN1_TIME *nA = X509_get_notAfter(x); 1167 1168 BIO_puts(STDout, "notAfter="); 1169 if (!ASN1_TIME_to_tm(nA, NULL)) 1170 BIO_puts(STDout, 1171 "INVALID RFC5280 TIME"); 1172 else 1173 ASN1_TIME_print(STDout, nA); 1174 BIO_puts(STDout, "\n"); 1175 } else if (cfg.fingerprint == i) { 1176 int j; 1177 unsigned int n; 1178 unsigned char md[EVP_MAX_MD_SIZE]; 1179 const EVP_MD *fdig = cfg.digest; 1180 1181 if (fdig == NULL) 1182 fdig = EVP_sha256(); 1183 1184 if (!X509_digest(x, fdig, md, &n)) { 1185 BIO_printf(bio_err, "out of memory\n"); 1186 goto end; 1187 } 1188 BIO_printf(STDout, "%s Fingerprint=", 1189 OBJ_nid2sn(EVP_MD_type(fdig))); 1190 for (j = 0; j < (int) n; j++) { 1191 BIO_printf(STDout, "%02X%c", md[j], 1192 (j + 1 == (int)n) ? '\n' : ':'); 1193 } 1194 1195 /* should be in the library */ 1196 } else if (cfg.sign_flag == i && cfg.x509req == 0) { 1197 BIO_printf(bio_err, "Getting Private key\n"); 1198 if (Upkey == NULL) { 1199 Upkey = load_key(bio_err, cfg.keyfile, 1200 cfg.keyformat, 0, passin, 1201 "Private key"); 1202 if (Upkey == NULL) 1203 goto end; 1204 } 1205 if (!sign(x, Upkey, cfg.days, 1206 cfg.clrext, cfg.digest, 1207 extconf, cfg.extsect)) 1208 goto end; 1209 } else if (cfg.CA_flag == i) { 1210 BIO_printf(bio_err, "Getting CA Private Key\n"); 1211 if (cfg.CAkeyfile != NULL) { 1212 CApkey = load_key(bio_err, cfg.CAkeyfile, 1213 cfg.CAkeyformat, 0, passin, 1214 "CA Private Key"); 1215 if (CApkey == NULL) 1216 goto end; 1217 } 1218 if (!x509_certify(ctx, cfg.CAfile, cfg.digest, 1219 x, xca, CApkey, cfg.sigopts, cfg.CAserial, 1220 cfg.CA_createserial, cfg.days, cfg.clrext, 1221 extconf, cfg.extsect, cfg.sno)) 1222 goto end; 1223 } else if (cfg.x509req == i) { 1224 EVP_PKEY *pk; 1225 1226 BIO_printf(bio_err, 1227 "Getting request Private Key\n"); 1228 if (cfg.keyfile == NULL) { 1229 BIO_printf(bio_err, 1230 "no request key file specified\n"); 1231 goto end; 1232 } else { 1233 pk = load_key(bio_err, cfg.keyfile, 1234 cfg.keyformat, 0, passin, 1235 "request key"); 1236 if (pk == NULL) 1237 goto end; 1238 } 1239 1240 BIO_printf(bio_err, 1241 "Generating certificate request\n"); 1242 1243 rq = X509_to_X509_REQ(x, pk, cfg.digest); 1244 EVP_PKEY_free(pk); 1245 if (rq == NULL) { 1246 ERR_print_errors(bio_err); 1247 goto end; 1248 } 1249 if (!cfg.noout) { 1250 if (!X509_REQ_print(out, rq)) 1251 goto end; 1252 if (!PEM_write_bio_X509_REQ(out, rq)) 1253 goto end; 1254 } 1255 cfg.noout = 1; 1256 } else if (cfg.ocspid == i) { 1257 if (!X509_ocspid_print(out, x)) 1258 goto end; 1259 } 1260 } 1261 } 1262 if (cfg.checkend) { 1263 time_t tcheck = time(NULL) + cfg.checkoffset; 1264 int timecheck = X509_cmp_time(X509_get_notAfter(x), &tcheck); 1265 if (timecheck == 0) { 1266 BIO_printf(out, "Certificate expiry time is invalid\n"); 1267 ret = 1; 1268 } else if (timecheck < 0) { 1269 BIO_printf(out, "Certificate will expire\n"); 1270 ret = 1; 1271 } else { 1272 BIO_printf(out, "Certificate will not expire\n"); 1273 ret = 0; 1274 } 1275 goto end; 1276 } 1277 if (cfg.noout) { 1278 ret = 0; 1279 goto end; 1280 } 1281 if (cfg.outformat == FORMAT_ASN1) 1282 i = i2d_X509_bio(out, x); 1283 else if (cfg.outformat == FORMAT_PEM) { 1284 if (cfg.trustout) 1285 i = PEM_write_bio_X509_AUX(out, x); 1286 else 1287 i = PEM_write_bio_X509(out, x); 1288 } else { 1289 BIO_printf(bio_err, 1290 "bad output format specified for outfile\n"); 1291 goto end; 1292 } 1293 if (!i) { 1294 BIO_printf(bio_err, "unable to write certificate\n"); 1295 ERR_print_errors(bio_err); 1296 goto end; 1297 } 1298 ret = 0; 1299 1300 end: 1301 OBJ_cleanup(); 1302 NCONF_free(extconf); 1303 BIO_free_all(out); 1304 BIO_free_all(STDout); 1305 X509_STORE_free(ctx); 1306 X509_REQ_free(req); 1307 X509_free(x); 1308 X509_free(xca); 1309 EVP_PKEY_free(Upkey); 1310 EVP_PKEY_free(CApkey); 1311 sk_OPENSSL_STRING_free(cfg.sigopts); 1312 X509_REQ_free(rq); 1313 ASN1_INTEGER_free(cfg.sno); 1314 sk_ASN1_OBJECT_pop_free(cfg.trust, ASN1_OBJECT_free); 1315 sk_ASN1_OBJECT_pop_free(cfg.reject, ASN1_OBJECT_free); 1316 free(passin); 1317 1318 return (ret); 1319 } 1320 1321 static ASN1_INTEGER * 1322 x509_load_serial(char *CAfile, char *serialfile, int create) 1323 { 1324 char *buf = NULL, *p; 1325 ASN1_INTEGER *bs = NULL; 1326 BIGNUM *serial = NULL; 1327 size_t len; 1328 1329 len = ((serialfile == NULL) ? (strlen(CAfile) + strlen(POSTFIX) + 1) : 1330 (strlen(serialfile))) + 1; 1331 buf = malloc(len); 1332 if (buf == NULL) { 1333 BIO_printf(bio_err, "out of mem\n"); 1334 goto end; 1335 } 1336 if (serialfile == NULL) { 1337 strlcpy(buf, CAfile, len); 1338 for (p = buf; *p; p++) 1339 if (*p == '.') { 1340 *p = '\0'; 1341 break; 1342 } 1343 strlcat(buf, POSTFIX, len); 1344 } else 1345 strlcpy(buf, serialfile, len); 1346 1347 serial = load_serial(buf, create, NULL); 1348 if (serial == NULL) 1349 goto end; 1350 1351 if (!BN_add_word(serial, 1)) { 1352 BIO_printf(bio_err, "add_word failure\n"); 1353 goto end; 1354 } 1355 if (!save_serial(buf, NULL, serial, &bs)) 1356 goto end; 1357 1358 end: 1359 free(buf); 1360 BN_free(serial); 1361 1362 return bs; 1363 } 1364 1365 static int 1366 x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, X509 *x, 1367 X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, 1368 char *serialfile, int create, int days, int clrext, CONF *conf, 1369 char *section, ASN1_INTEGER *sno) 1370 { 1371 int ret = 0; 1372 ASN1_INTEGER *bs = NULL; 1373 X509_STORE_CTX *xsc = NULL; 1374 EVP_PKEY *upkey; 1375 1376 upkey = X509_get0_pubkey(xca); 1377 if (upkey == NULL) 1378 goto end; 1379 EVP_PKEY_copy_parameters(upkey, pkey); 1380 1381 if ((xsc = X509_STORE_CTX_new()) == NULL) 1382 goto end; 1383 if (!X509_STORE_CTX_init(xsc, ctx, x, NULL)) { 1384 BIO_printf(bio_err, "Error initialising X509 store\n"); 1385 goto end; 1386 } 1387 if (sno != NULL) 1388 bs = sno; 1389 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL) 1390 goto end; 1391 1392 /* if (!X509_STORE_add_cert(ctx,x)) goto end;*/ 1393 1394 /* 1395 * NOTE: this certificate can/should be self signed, unless it was a 1396 * certificate request in which case it is not. 1397 */ 1398 X509_STORE_CTX_set_cert(xsc, x); 1399 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE); 1400 if (!cfg.reqfile && X509_verify_cert(xsc) <= 0) 1401 goto end; 1402 1403 if (!X509_check_private_key(xca, pkey)) { 1404 BIO_printf(bio_err, 1405 "CA certificate and CA private key do not match\n"); 1406 goto end; 1407 } 1408 if (!X509_set_issuer_name(x, X509_get_subject_name(xca))) 1409 goto end; 1410 if (!X509_set_serialNumber(x, bs)) 1411 goto end; 1412 1413 if (X509_gmtime_adj(X509_get_notBefore(x), 0L) == NULL) 1414 goto end; 1415 1416 /* hardwired expired */ 1417 if (X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL) == NULL) 1418 goto end; 1419 1420 if (clrext) { 1421 while (X509_get_ext_count(x) > 0) { 1422 if (X509_delete_ext(x, 0) == NULL) 1423 goto end; 1424 } 1425 } 1426 if (conf != NULL) { 1427 X509V3_CTX ctx2; 1428 if (!X509_set_version(x, 2)) /* version 3 certificate */ 1429 goto end; 1430 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); 1431 X509V3_set_nconf(&ctx2, conf); 1432 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) 1433 goto end; 1434 } 1435 if (!do_X509_sign(bio_err, x, pkey, digest, sigopts)) 1436 goto end; 1437 1438 ret = 1; 1439 end: 1440 X509_STORE_CTX_free(xsc); 1441 if (!ret) 1442 ERR_print_errors(bio_err); 1443 if (sno == NULL) 1444 ASN1_INTEGER_free(bs); 1445 return ret; 1446 } 1447 1448 static int 1449 callb(int ok, X509_STORE_CTX *ctx) 1450 { 1451 int err; 1452 X509 *err_cert; 1453 1454 /* 1455 * it is ok to use a self signed certificate This case will catch 1456 * both the initial ok == 0 and the final ok == 1 calls to this 1457 * function 1458 */ 1459 err = X509_STORE_CTX_get_error(ctx); 1460 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) 1461 return 1; 1462 1463 /* 1464 * BAD we should have gotten an error. Normally if everything worked 1465 * X509_STORE_CTX_get_error(ctx) will still be set to 1466 * DEPTH_ZERO_SELF_.... 1467 */ 1468 if (ok) { 1469 BIO_printf(bio_err, 1470 "error with certificate to be certified - should be self signed\n"); 1471 return 0; 1472 } else { 1473 err_cert = X509_STORE_CTX_get_current_cert(ctx); 1474 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0); 1475 BIO_printf(bio_err, 1476 "error with certificate - error %d at depth %d\n%s\n", 1477 err, X509_STORE_CTX_get_error_depth(ctx), 1478 X509_verify_cert_error_string(err)); 1479 return 1; 1480 } 1481 } 1482 1483 /* self sign */ 1484 static int 1485 sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 1486 CONF *conf, char *section) 1487 { 1488 EVP_PKEY *pktmp; 1489 1490 pktmp = X509_get0_pubkey(x); 1491 if (pktmp == NULL) 1492 goto err; 1493 EVP_PKEY_copy_parameters(pktmp, pkey); 1494 EVP_PKEY_save_parameters(pktmp, 1); 1495 1496 if (!X509_set_issuer_name(x, X509_get_subject_name(x))) 1497 goto err; 1498 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 1499 goto err; 1500 1501 /* Lets just make it 12:00am GMT, Jan 1 1970 */ 1502 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ 1503 /* 28 days to be certified */ 1504 1505 if (X509_gmtime_adj(X509_get_notAfter(x), 1506 (long) 60 * 60 * 24 * days) == NULL) 1507 goto err; 1508 1509 if (!X509_set_pubkey(x, pkey)) 1510 goto err; 1511 if (clrext) { 1512 while (X509_get_ext_count(x) > 0) { 1513 if (X509_delete_ext(x, 0) == NULL) 1514 goto err; 1515 } 1516 } 1517 if (conf != NULL) { 1518 X509V3_CTX ctx; 1519 if (!X509_set_version(x, 2)) /* version 3 certificate */ 1520 goto err; 1521 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); 1522 X509V3_set_nconf(&ctx, conf); 1523 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) 1524 goto err; 1525 } 1526 if (!X509_sign(x, pkey, digest)) 1527 goto err; 1528 1529 return 1; 1530 1531 err: 1532 ERR_print_errors(bio_err); 1533 return 0; 1534 } 1535 1536 static int 1537 purpose_print(BIO *bio, X509 *cert, const X509_PURPOSE *pt) 1538 { 1539 int id, i, idret; 1540 const char *pname; 1541 1542 id = X509_PURPOSE_get_id(pt); 1543 pname = X509_PURPOSE_get0_name(pt); 1544 for (i = 0; i < 2; i++) { 1545 idret = X509_check_purpose(cert, id, i); 1546 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 1547 if (idret == 1) 1548 BIO_printf(bio, "Yes\n"); 1549 else if (idret == 0) 1550 BIO_printf(bio, "No\n"); 1551 else 1552 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret); 1553 } 1554 return 1; 1555 } 1556