1 /* $OpenBSD: x509.c,v 1.30 2022/11/11 17:07:39 joshua 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, 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 } x509_config; 156 157 static int 158 x509_opt_addreject(char *arg) 159 { 160 if ((x509_config.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 (x509_config.reject == NULL && 166 (x509_config.reject = sk_ASN1_OBJECT_new_null()) == NULL) 167 return (1); 168 169 if (!sk_ASN1_OBJECT_push(x509_config.reject, x509_config.objtmp)) 170 return (1); 171 172 x509_config.trustout = 1; 173 return (0); 174 } 175 176 static int 177 x509_opt_addtrust(char *arg) 178 { 179 if ((x509_config.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 (x509_config.trust == NULL && 185 (x509_config.trust = sk_ASN1_OBJECT_new_null()) == NULL) 186 return (1); 187 188 if (!sk_ASN1_OBJECT_push(x509_config.trust, x509_config.objtmp)) 189 return (1); 190 191 x509_config.trustout = 1; 192 return (0); 193 } 194 195 static int 196 x509_opt_ca(char *arg) 197 { 198 x509_config.CAfile = arg; 199 x509_config.CA_flag = ++x509_config.num; 200 return (0); 201 } 202 203 static int 204 x509_opt_certopt(char *arg) 205 { 206 if (!set_cert_ex(&x509_config.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 x509_config.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 x509_config.checkend = 1; 223 return (0); 224 } 225 226 static int 227 x509_opt_dates(void) 228 { 229 x509_config.startdate = ++x509_config.num; 230 x509_config.enddate = ++x509_config.num; 231 return (0); 232 } 233 234 static int 235 x509_opt_days(char *arg) 236 { 237 const char *errstr; 238 239 x509_config.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 ((x509_config.md_alg = EVP_get_digestbyname(name)) != NULL) { 256 x509_config.digest = x509_config.md_alg; 257 } else { 258 BIO_printf(bio_err, "unknown option %s\n", *argv); 259 x509_config.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(&x509_config.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(x509_config.sno); 280 if ((x509_config.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 x509_config.alias = arg; 290 x509_config.trustout = 1; 291 return (0); 292 } 293 294 static int 295 x509_opt_signkey(char *arg) 296 { 297 x509_config.keyfile = arg; 298 x509_config.sign_flag = ++x509_config.num; 299 return (0); 300 } 301 302 static int 303 x509_opt_sigopt(char *arg) 304 { 305 if (x509_config.sigopts == NULL && 306 (x509_config.sigopts = sk_OPENSSL_STRING_new_null()) == NULL) 307 return (1); 308 309 if (!sk_OPENSSL_STRING_push(x509_config.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 = &x509_config.C, 321 .order = &x509_config.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 = &x509_config.aliasout, 342 .order = &x509_config.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 = &x509_config.CA_createserial, 356 .order = &x509_config.num, 357 }, 358 { 359 .name = "CAform", 360 .argname = "fmt", 361 .desc = "CA format - default PEM", 362 .type = OPTION_ARG_FORMAT, 363 .opt.value = &x509_config.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 = &x509_config.CAkeyfile, 372 }, 373 { 374 .name = "CAkeyform", 375 .argname = "fmt", 376 .desc = "CA key format - default PEM", 377 .type = OPTION_ARG_FORMAT, 378 .opt.value = &x509_config.CAkeyformat, 379 }, 380 { 381 .name = "CAserial", 382 .argname = "file", 383 .desc = "Serial file", 384 .type = OPTION_ARG, 385 .opt.arg = &x509_config.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 = &x509_config.clrext, 407 }, 408 { 409 .name = "clrreject", 410 .desc = "Clear all rejected purposes", 411 .type = OPTION_ORDER, 412 .opt.order = &x509_config.clrreject, 413 .order = &x509_config.num, 414 }, 415 { 416 .name = "clrtrust", 417 .desc = "Clear all trusted purposes", 418 .type = OPTION_ORDER, 419 .opt.order = &x509_config.clrtrust, 420 .order = &x509_config.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 = &x509_config.email, 440 .order = &x509_config.num, 441 }, 442 { 443 .name = "enddate", 444 .desc = "Print notAfter field", 445 .type = OPTION_ORDER, 446 .opt.order = &x509_config.enddate, 447 .order = &x509_config.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 = &x509_config.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 = &x509_config.extfile, 462 }, 463 { 464 .name = "fingerprint", 465 .desc = "Print the certificate fingerprint", 466 .type = OPTION_ORDER, 467 .opt.order = &x509_config.fingerprint, 468 .order = &x509_config.num, 469 }, 470 { 471 .name = "hash", 472 .desc = "Synonym for -subject_hash", 473 .type = OPTION_ORDER, 474 .opt.order = &x509_config.subject_hash, 475 .order = &x509_config.num, 476 }, 477 { 478 .name = "in", 479 .argname = "file", 480 .desc = "Input file - default stdin", 481 .type = OPTION_ARG, 482 .opt.arg = &x509_config.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 = &x509_config.informat, 490 }, 491 { 492 .name = "issuer", 493 .desc = "Print issuer name", 494 .type = OPTION_ORDER, 495 .opt.order = &x509_config.issuer, 496 .order = &x509_config.num, 497 }, 498 { 499 .name = "issuer_hash", 500 .desc = "Print issuer hash value", 501 .type = OPTION_ORDER, 502 .opt.order = &x509_config.issuer_hash, 503 .order = &x509_config.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 = &x509_config.issuer_hash_old, 511 .order = &x509_config.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 = &x509_config.keyformat, 520 }, 521 { 522 .name = "modulus", 523 .desc = "Print the RSA key modulus", 524 .type = OPTION_ORDER, 525 .opt.order = &x509_config.modulus, 526 .order = &x509_config.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 = &x509_config.next_serial, 540 .order = &x509_config.num, 541 }, 542 { 543 .name = "noout", 544 .desc = "No certificate output", 545 .type = OPTION_ORDER, 546 .opt.order = &x509_config.noout, 547 .order = &x509_config.num, 548 }, 549 { 550 .name = "ocsp_uri", 551 .desc = "Print OCSP Responder URL(s)", 552 .type = OPTION_ORDER, 553 .opt.order = &x509_config.ocsp_uri, 554 .order = &x509_config.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 = &x509_config.ocspid, 561 .order = &x509_config.num, 562 }, 563 { 564 .name = "out", 565 .argname = "file", 566 .desc = "Output file - default stdout", 567 .type = OPTION_ARG, 568 .opt.arg = &x509_config.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 = &x509_config.outformat, 576 }, 577 { 578 .name = "passin", 579 .argname = "src", 580 .desc = "Private key password source", 581 .type = OPTION_ARG, 582 .opt.arg = &x509_config.passargin, 583 }, 584 { 585 .name = "pubkey", 586 .desc = "Output the public key", 587 .type = OPTION_ORDER, 588 .opt.order = &x509_config.pubkey, 589 .order = &x509_config.num, 590 }, 591 { 592 .name = "purpose", 593 .desc = "Print out certificate purposes", 594 .type = OPTION_ORDER, 595 .opt.order = &x509_config.pprint, 596 .order = &x509_config.num, 597 }, 598 { 599 .name = "req", 600 .desc = "Input is a certificate request, sign and output", 601 .type = OPTION_FLAG, 602 .opt.flag = &x509_config.reqfile, 603 }, 604 { 605 .name = "serial", 606 .desc = "Print serial number value", 607 .type = OPTION_ORDER, 608 .opt.order = &x509_config.serial, 609 .order = &x509_config.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 = &x509_config.startdate, 644 .order = &x509_config.num, 645 }, 646 { 647 .name = "subject", 648 .desc = "Print subject name", 649 .type = OPTION_ORDER, 650 .opt.order = &x509_config.subject, 651 .order = &x509_config.num, 652 }, 653 { 654 .name = "subject_hash", 655 .desc = "Print subject hash value", 656 .type = OPTION_ORDER, 657 .opt.order = &x509_config.subject_hash, 658 .order = &x509_config.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 = &x509_config.subject_hash_old, 666 .order = &x509_config.num, 667 }, 668 #endif 669 { 670 .name = "text", 671 .desc = "Print the certificate in text form", 672 .type = OPTION_ORDER, 673 .opt.order = &x509_config.text, 674 .order = &x509_config.num, 675 }, 676 { 677 .name = "trustout", 678 .desc = "Output a trusted certificate", 679 .type = OPTION_FLAG, 680 .opt.flag = &x509_config.trustout, 681 }, 682 { 683 .name = "x509toreq", 684 .desc = "Output a certification request object", 685 .type = OPTION_ORDER, 686 .opt.order = &x509_config.x509req, 687 .order = &x509_config.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(&x509_config, 0, sizeof(x509_config)); 744 x509_config.days = DEF_DAYS; 745 x509_config.informat = FORMAT_PEM; 746 x509_config.outformat = FORMAT_PEM; 747 x509_config.keyformat = FORMAT_PEM; 748 x509_config.CAformat = FORMAT_PEM; 749 x509_config.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 (x509_config.badops) { 762 bad: 763 x509_usage(); 764 goto end; 765 } 766 767 if (!app_passwd(bio_err, x509_config.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 ((x509_config.CAkeyfile == NULL) && (x509_config.CA_flag) && 776 (x509_config.CAformat == FORMAT_PEM)) { 777 x509_config.CAkeyfile = x509_config.CAfile; 778 } else if ((x509_config.CA_flag) && (x509_config.CAkeyfile == NULL)) { 779 BIO_printf(bio_err, 780 "need to specify a CAkey if using the CA command\n"); 781 goto end; 782 } 783 if (x509_config.extfile != NULL) { 784 long errorline = -1; 785 X509V3_CTX ctx2; 786 extconf = NCONF_new(NULL); 787 if (!NCONF_load(extconf, x509_config.extfile, &errorline)) { 788 if (errorline <= 0) 789 BIO_printf(bio_err, 790 "error loading the config file '%s'\n", 791 x509_config.extfile); 792 else 793 BIO_printf(bio_err, 794 "error on line %ld of config file '%s'\n", 795 errorline, x509_config.extfile); 796 goto end; 797 } 798 if (x509_config.extsect == NULL) { 799 x509_config.extsect = NCONF_get_string(extconf, 800 "default", "extensions"); 801 if (x509_config.extsect == NULL) { 802 ERR_clear_error(); 803 x509_config.extsect = "default"; 804 } 805 } 806 X509V3_set_ctx_test(&ctx2); 807 X509V3_set_nconf(&ctx2, extconf); 808 if (!X509V3_EXT_add_nconf(extconf, &ctx2, x509_config.extsect, 809 NULL)) { 810 BIO_printf(bio_err, 811 "Error Loading extension section %s\n", 812 x509_config.extsect); 813 ERR_print_errors(bio_err); 814 goto end; 815 } 816 } 817 if (x509_config.reqfile) { 818 EVP_PKEY *pkey; 819 BIO *in; 820 821 if (!x509_config.sign_flag && !x509_config.CA_flag) { 822 BIO_printf(bio_err, 823 "We need a private key to sign with\n"); 824 goto end; 825 } 826 in = BIO_new(BIO_s_file()); 827 if (in == NULL) { 828 ERR_print_errors(bio_err); 829 goto end; 830 } 831 if (x509_config.infile == NULL) 832 BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT); 833 else { 834 if (BIO_read_filename(in, x509_config.infile) <= 0) { 835 perror(x509_config.infile); 836 BIO_free(in); 837 goto end; 838 } 839 } 840 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL); 841 BIO_free(in); 842 843 if (req == NULL) { 844 ERR_print_errors(bio_err); 845 goto end; 846 } 847 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) { 848 BIO_printf(bio_err, "error unpacking public key\n"); 849 goto end; 850 } 851 i = X509_REQ_verify(req, pkey); 852 if (i < 0) { 853 BIO_printf(bio_err, "Signature verification error\n"); 854 ERR_print_errors(bio_err); 855 goto end; 856 } 857 if (i == 0) { 858 BIO_printf(bio_err, 859 "Signature did not match the certificate request\n"); 860 goto end; 861 } else 862 BIO_printf(bio_err, "Signature ok\n"); 863 864 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), 865 x509_config.nmflag); 866 867 if ((x = X509_new()) == NULL) 868 goto end; 869 870 if (x509_config.sno == NULL) { 871 x509_config.sno = ASN1_INTEGER_new(); 872 if (x509_config.sno == NULL || 873 !rand_serial(NULL, x509_config.sno)) 874 goto end; 875 if (!X509_set_serialNumber(x, x509_config.sno)) 876 goto end; 877 ASN1_INTEGER_free(x509_config.sno); 878 x509_config.sno = NULL; 879 } else if (!X509_set_serialNumber(x, x509_config.sno)) 880 goto end; 881 882 if (!X509_set_issuer_name(x, X509_REQ_get_subject_name(req))) 883 goto end; 884 if (!X509_set_subject_name(x, X509_REQ_get_subject_name(req))) 885 goto end; 886 887 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 888 goto end; 889 if (X509_time_adj_ex(X509_get_notAfter(x), x509_config.days, 0, 890 NULL) == NULL) 891 goto end; 892 893 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) 894 goto end; 895 if (!X509_set_pubkey(x, pkey)) { 896 EVP_PKEY_free(pkey); 897 goto end; 898 } 899 } else { 900 x = load_cert(bio_err, x509_config.infile, x509_config.informat, 901 NULL, "Certificate"); 902 } 903 if (x == NULL) 904 goto end; 905 906 if (x509_config.CA_flag) { 907 xca = load_cert(bio_err, x509_config.CAfile, 908 x509_config.CAformat, NULL, "CA Certificate"); 909 if (xca == NULL) 910 goto end; 911 } 912 if (!x509_config.noout || x509_config.text || x509_config.next_serial) { 913 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3"); 914 915 out = BIO_new(BIO_s_file()); 916 if (out == NULL) { 917 ERR_print_errors(bio_err); 918 goto end; 919 } 920 if (x509_config.outfile == NULL) { 921 BIO_set_fp(out, stdout, BIO_NOCLOSE); 922 } else { 923 if (BIO_write_filename(out, x509_config.outfile) <= 0) { 924 perror(x509_config.outfile); 925 goto end; 926 } 927 } 928 } 929 if (x509_config.alias != NULL) { 930 if (!X509_alias_set1(x, (unsigned char *)x509_config.alias, -1)) 931 goto end; 932 } 933 934 if (x509_config.clrtrust) 935 X509_trust_clear(x); 936 if (x509_config.clrreject) 937 X509_reject_clear(x); 938 939 if (x509_config.trust != NULL) { 940 for (i = 0; i < sk_ASN1_OBJECT_num(x509_config.trust); i++) { 941 x509_config.objtmp = sk_ASN1_OBJECT_value( 942 x509_config.trust, i); 943 if (!X509_add1_trust_object(x, x509_config.objtmp)) 944 goto end; 945 } 946 } 947 if (x509_config.reject != NULL) { 948 for (i = 0; i < sk_ASN1_OBJECT_num(x509_config.reject); i++) { 949 x509_config.objtmp = sk_ASN1_OBJECT_value( 950 x509_config.reject, i); 951 if (!X509_add1_reject_object(x, x509_config.objtmp)) 952 goto end; 953 } 954 } 955 if (x509_config.num) { 956 for (i = 1; i <= x509_config.num; i++) { 957 if (x509_config.issuer == i) { 958 print_name(STDout, "issuer= ", 959 X509_get_issuer_name(x), 960 x509_config.nmflag); 961 } else if (x509_config.subject == i) { 962 print_name(STDout, "subject= ", 963 X509_get_subject_name(x), 964 x509_config.nmflag); 965 } else if (x509_config.serial == i) { 966 BIO_printf(STDout, "serial="); 967 i2a_ASN1_INTEGER(STDout, 968 X509_get_serialNumber(x)); 969 BIO_printf(STDout, "\n"); 970 } else if (x509_config.next_serial == i) { 971 BIGNUM *bnser; 972 ASN1_INTEGER *ser; 973 ser = X509_get_serialNumber(x); 974 if (ser == NULL) 975 goto end; 976 bnser = ASN1_INTEGER_to_BN(ser, NULL); 977 if (bnser == NULL) 978 goto end; 979 if (!BN_add_word(bnser, 1)) { 980 BN_free(bnser); 981 goto end; 982 } 983 ser = BN_to_ASN1_INTEGER(bnser, NULL); 984 if (ser == NULL) { 985 BN_free(bnser); 986 goto end; 987 } 988 BN_free(bnser); 989 i2a_ASN1_INTEGER(out, ser); 990 ASN1_INTEGER_free(ser); 991 BIO_puts(out, "\n"); 992 } else if ((x509_config.email == i) || 993 (x509_config.ocsp_uri == i)) { 994 int j; 995 STACK_OF(OPENSSL_STRING) *emlst; 996 if (x509_config.email == i) 997 emlst = X509_get1_email(x); 998 else 999 emlst = X509_get1_ocsp(x); 1000 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++) 1001 BIO_printf(STDout, "%s\n", 1002 sk_OPENSSL_STRING_value(emlst, j)); 1003 X509_email_free(emlst); 1004 } else if (x509_config.aliasout == i) { 1005 unsigned char *albuf; 1006 int buflen; 1007 albuf = X509_alias_get0(x, &buflen); 1008 if (albuf != NULL) 1009 BIO_printf(STDout, "%.*s\n", 1010 buflen, albuf); 1011 else 1012 BIO_puts(STDout, "<No Alias>\n"); 1013 } else if (x509_config.subject_hash == i) { 1014 BIO_printf(STDout, "%08lx\n", 1015 X509_subject_name_hash(x)); 1016 } 1017 #ifndef OPENSSL_NO_MD5 1018 else if (x509_config.subject_hash_old == i) { 1019 BIO_printf(STDout, "%08lx\n", 1020 X509_subject_name_hash_old(x)); 1021 } 1022 #endif 1023 else if (x509_config.issuer_hash == i) { 1024 BIO_printf(STDout, "%08lx\n", 1025 X509_issuer_name_hash(x)); 1026 } 1027 #ifndef OPENSSL_NO_MD5 1028 else if (x509_config.issuer_hash_old == i) { 1029 BIO_printf(STDout, "%08lx\n", 1030 X509_issuer_name_hash_old(x)); 1031 } 1032 #endif 1033 else if (x509_config.pprint == i) { 1034 X509_PURPOSE *ptmp; 1035 int j; 1036 BIO_printf(STDout, "Certificate purposes:\n"); 1037 for (j = 0; j < X509_PURPOSE_get_count(); j++) { 1038 ptmp = X509_PURPOSE_get0(j); 1039 purpose_print(STDout, x, ptmp); 1040 } 1041 } else if (x509_config.modulus == i) { 1042 EVP_PKEY *pkey; 1043 1044 pkey = X509_get0_pubkey(x); 1045 if (pkey == NULL) { 1046 BIO_printf(bio_err, 1047 "Modulus=unavailable\n"); 1048 ERR_print_errors(bio_err); 1049 goto end; 1050 } 1051 BIO_printf(STDout, "Modulus="); 1052 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) { 1053 RSA *rsa = EVP_PKEY_get0_RSA(pkey); 1054 const BIGNUM *n = NULL; 1055 1056 RSA_get0_key(rsa, &n, NULL, NULL); 1057 BN_print(STDout, n); 1058 } else if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) { 1059 DSA *dsa = EVP_PKEY_get0_DSA(pkey); 1060 const BIGNUM *pub_key = NULL; 1061 1062 DSA_get0_key(dsa, &pub_key, NULL); 1063 1064 BN_print(STDout, pub_key); 1065 } else 1066 BIO_printf(STDout, 1067 "Wrong Algorithm type"); 1068 BIO_printf(STDout, "\n"); 1069 } else if (x509_config.pubkey == i) { 1070 EVP_PKEY *pkey; 1071 1072 pkey = X509_get0_pubkey(x); 1073 if (pkey == NULL) { 1074 BIO_printf(bio_err, 1075 "Error getting public key\n"); 1076 ERR_print_errors(bio_err); 1077 goto end; 1078 } 1079 PEM_write_bio_PUBKEY(STDout, pkey); 1080 } else if (x509_config.C == i) { 1081 unsigned char *d; 1082 char *m; 1083 int y, z; 1084 1085 m = X509_NAME_oneline(X509_get_subject_name(x), 1086 buf, sizeof buf); 1087 if (m == NULL) 1088 goto end; 1089 BIO_printf(STDout, "/* subject:%s */\n", buf); 1090 m = X509_NAME_oneline(X509_get_issuer_name(x), 1091 buf, sizeof buf); 1092 if (m == NULL) 1093 goto end; 1094 BIO_printf(STDout, "/* issuer :%s */\n", buf); 1095 1096 z = i2d_X509(x, NULL); 1097 if (z < 0) 1098 goto end; 1099 1100 m = malloc(z); 1101 if (m == NULL) { 1102 BIO_printf(bio_err, "out of mem\n"); 1103 goto end; 1104 } 1105 1106 d = (unsigned char *) m; 1107 z = i2d_X509_NAME(X509_get_subject_name(x), &d); 1108 if (z < 0) { 1109 free(m); 1110 goto end; 1111 } 1112 BIO_printf(STDout, 1113 "unsigned char XXX_subject_name[%d]={\n", z); 1114 d = (unsigned char *) m; 1115 for (y = 0; y < z; y++) { 1116 BIO_printf(STDout, "0x%02X,", d[y]); 1117 if ((y & 0x0f) == 0x0f) 1118 BIO_printf(STDout, "\n"); 1119 } 1120 if (y % 16 != 0) 1121 BIO_printf(STDout, "\n"); 1122 BIO_printf(STDout, "};\n"); 1123 1124 z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d); 1125 if (z < 0) { 1126 free(m); 1127 goto end; 1128 } 1129 BIO_printf(STDout, 1130 "unsigned char XXX_public_key[%d]={\n", z); 1131 d = (unsigned char *) m; 1132 for (y = 0; y < z; y++) { 1133 BIO_printf(STDout, "0x%02X,", d[y]); 1134 if ((y & 0x0f) == 0x0f) 1135 BIO_printf(STDout, "\n"); 1136 } 1137 if (y % 16 != 0) 1138 BIO_printf(STDout, "\n"); 1139 BIO_printf(STDout, "};\n"); 1140 1141 z = i2d_X509(x, &d); 1142 if (z < 0) { 1143 free(m); 1144 goto end; 1145 } 1146 BIO_printf(STDout, 1147 "unsigned char XXX_certificate[%d]={\n", z); 1148 d = (unsigned char *) m; 1149 for (y = 0; y < z; y++) { 1150 BIO_printf(STDout, "0x%02X,", d[y]); 1151 if ((y & 0x0f) == 0x0f) 1152 BIO_printf(STDout, "\n"); 1153 } 1154 if (y % 16 != 0) 1155 BIO_printf(STDout, "\n"); 1156 BIO_printf(STDout, "};\n"); 1157 1158 free(m); 1159 } else if (x509_config.text == i) { 1160 if(!X509_print_ex(STDout, x, x509_config.nmflag, 1161 x509_config.certflag)) 1162 goto end; 1163 } else if (x509_config.startdate == i) { 1164 ASN1_TIME *nB = X509_get_notBefore(x); 1165 BIO_puts(STDout, "notBefore="); 1166 if (ASN1_time_parse(nB->data, nB->length, NULL, 1167 0) == -1) 1168 BIO_puts(STDout, 1169 "INVALID RFC5280 TIME"); 1170 else 1171 ASN1_TIME_print(STDout, nB); 1172 BIO_puts(STDout, "\n"); 1173 } else if (x509_config.enddate == i) { 1174 ASN1_TIME *nA = X509_get_notAfter(x); 1175 BIO_puts(STDout, "notAfter="); 1176 if (ASN1_time_parse(nA->data, nA->length, NULL, 1177 0) == -1) 1178 BIO_puts(STDout, 1179 "INVALID RFC5280 TIME"); 1180 else 1181 ASN1_TIME_print(STDout, nA); 1182 BIO_puts(STDout, "\n"); 1183 } else if (x509_config.fingerprint == i) { 1184 int j; 1185 unsigned int n; 1186 unsigned char md[EVP_MAX_MD_SIZE]; 1187 const EVP_MD *fdig = x509_config.digest; 1188 1189 if (fdig == NULL) 1190 fdig = EVP_sha256(); 1191 1192 if (!X509_digest(x, fdig, md, &n)) { 1193 BIO_printf(bio_err, "out of memory\n"); 1194 goto end; 1195 } 1196 BIO_printf(STDout, "%s Fingerprint=", 1197 OBJ_nid2sn(EVP_MD_type(fdig))); 1198 for (j = 0; j < (int) n; j++) { 1199 BIO_printf(STDout, "%02X%c", md[j], 1200 (j + 1 == (int)n) ? '\n' : ':'); 1201 } 1202 1203 /* should be in the library */ 1204 } else if ((x509_config.sign_flag == i) && 1205 (x509_config.x509req == 0)) { 1206 BIO_printf(bio_err, "Getting Private key\n"); 1207 if (Upkey == NULL) { 1208 Upkey = load_key(bio_err, 1209 x509_config.keyfile, 1210 x509_config.keyformat, 0, passin, 1211 "Private key"); 1212 if (Upkey == NULL) 1213 goto end; 1214 } 1215 if (!sign(x, Upkey, x509_config.days, 1216 x509_config.clrext, x509_config.digest, 1217 extconf, x509_config.extsect)) 1218 goto end; 1219 } else if (x509_config.CA_flag == i) { 1220 BIO_printf(bio_err, "Getting CA Private Key\n"); 1221 if (x509_config.CAkeyfile != NULL) { 1222 CApkey = load_key(bio_err, 1223 x509_config.CAkeyfile, 1224 x509_config.CAkeyformat, 0, passin, 1225 "CA Private Key"); 1226 if (CApkey == NULL) 1227 goto end; 1228 } 1229 if (!x509_certify(ctx, x509_config.CAfile, 1230 x509_config.digest, x, xca, CApkey, 1231 x509_config.sigopts, x509_config.CAserial, 1232 x509_config.CA_createserial, 1233 x509_config.days, x509_config.clrext, 1234 extconf, x509_config.extsect, 1235 x509_config.sno)) 1236 goto end; 1237 } else if (x509_config.x509req == i) { 1238 EVP_PKEY *pk; 1239 1240 BIO_printf(bio_err, 1241 "Getting request Private Key\n"); 1242 if (x509_config.keyfile == NULL) { 1243 BIO_printf(bio_err, 1244 "no request key file specified\n"); 1245 goto end; 1246 } else { 1247 pk = load_key(bio_err, 1248 x509_config.keyfile, 1249 x509_config.keyformat, 0, passin, 1250 "request key"); 1251 if (pk == NULL) 1252 goto end; 1253 } 1254 1255 BIO_printf(bio_err, 1256 "Generating certificate request\n"); 1257 1258 rq = X509_to_X509_REQ(x, pk, x509_config.digest); 1259 EVP_PKEY_free(pk); 1260 if (rq == NULL) { 1261 ERR_print_errors(bio_err); 1262 goto end; 1263 } 1264 if (!x509_config.noout) { 1265 if (!X509_REQ_print(out, rq)) 1266 goto end; 1267 if (!PEM_write_bio_X509_REQ(out, rq)) 1268 goto end; 1269 } 1270 x509_config.noout = 1; 1271 } else if (x509_config.ocspid == i) { 1272 if (!X509_ocspid_print(out, x)) 1273 goto end; 1274 } 1275 } 1276 } 1277 if (x509_config.checkend) { 1278 time_t tcheck = time(NULL) + x509_config.checkoffset; 1279 int timecheck = X509_cmp_time(X509_get_notAfter(x), &tcheck); 1280 if (timecheck == 0) { 1281 BIO_printf(out, "Certificate expiry time is invalid\n"); 1282 ret = 1; 1283 } else if (timecheck < 0) { 1284 BIO_printf(out, "Certificate will expire\n"); 1285 ret = 1; 1286 } else { 1287 BIO_printf(out, "Certificate will not expire\n"); 1288 ret = 0; 1289 } 1290 goto end; 1291 } 1292 if (x509_config.noout) { 1293 ret = 0; 1294 goto end; 1295 } 1296 if (x509_config.outformat == FORMAT_ASN1) 1297 i = i2d_X509_bio(out, x); 1298 else if (x509_config.outformat == FORMAT_PEM) { 1299 if (x509_config.trustout) 1300 i = PEM_write_bio_X509_AUX(out, x); 1301 else 1302 i = PEM_write_bio_X509(out, x); 1303 } else { 1304 BIO_printf(bio_err, 1305 "bad output format specified for outfile\n"); 1306 goto end; 1307 } 1308 if (!i) { 1309 BIO_printf(bio_err, "unable to write certificate\n"); 1310 ERR_print_errors(bio_err); 1311 goto end; 1312 } 1313 ret = 0; 1314 1315 end: 1316 OBJ_cleanup(); 1317 NCONF_free(extconf); 1318 BIO_free_all(out); 1319 BIO_free_all(STDout); 1320 X509_STORE_free(ctx); 1321 X509_REQ_free(req); 1322 X509_free(x); 1323 X509_free(xca); 1324 EVP_PKEY_free(Upkey); 1325 EVP_PKEY_free(CApkey); 1326 sk_OPENSSL_STRING_free(x509_config.sigopts); 1327 X509_REQ_free(rq); 1328 ASN1_INTEGER_free(x509_config.sno); 1329 sk_ASN1_OBJECT_pop_free(x509_config.trust, ASN1_OBJECT_free); 1330 sk_ASN1_OBJECT_pop_free(x509_config.reject, ASN1_OBJECT_free); 1331 free(passin); 1332 1333 return (ret); 1334 } 1335 1336 static ASN1_INTEGER * 1337 x509_load_serial(char *CAfile, char *serialfile, int create) 1338 { 1339 char *buf = NULL, *p; 1340 ASN1_INTEGER *bs = NULL; 1341 BIGNUM *serial = NULL; 1342 size_t len; 1343 1344 len = ((serialfile == NULL) ? (strlen(CAfile) + strlen(POSTFIX) + 1) : 1345 (strlen(serialfile))) + 1; 1346 buf = malloc(len); 1347 if (buf == NULL) { 1348 BIO_printf(bio_err, "out of mem\n"); 1349 goto end; 1350 } 1351 if (serialfile == NULL) { 1352 strlcpy(buf, CAfile, len); 1353 for (p = buf; *p; p++) 1354 if (*p == '.') { 1355 *p = '\0'; 1356 break; 1357 } 1358 strlcat(buf, POSTFIX, len); 1359 } else 1360 strlcpy(buf, serialfile, len); 1361 1362 serial = load_serial(buf, create, NULL); 1363 if (serial == NULL) 1364 goto end; 1365 1366 if (!BN_add_word(serial, 1)) { 1367 BIO_printf(bio_err, "add_word failure\n"); 1368 goto end; 1369 } 1370 if (!save_serial(buf, NULL, serial, &bs)) 1371 goto end; 1372 1373 end: 1374 free(buf); 1375 BN_free(serial); 1376 1377 return bs; 1378 } 1379 1380 static int 1381 x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, X509 *x, 1382 X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, 1383 char *serialfile, int create, int days, int clrext, CONF *conf, 1384 char *section, ASN1_INTEGER *sno) 1385 { 1386 int ret = 0; 1387 ASN1_INTEGER *bs = NULL; 1388 X509_STORE_CTX *xsc = NULL; 1389 EVP_PKEY *upkey; 1390 1391 upkey = X509_get0_pubkey(xca); 1392 if (upkey == NULL) 1393 goto end; 1394 EVP_PKEY_copy_parameters(upkey, pkey); 1395 1396 if ((xsc = X509_STORE_CTX_new()) == NULL) 1397 goto end; 1398 if (!X509_STORE_CTX_init(xsc, ctx, x, NULL)) { 1399 BIO_printf(bio_err, "Error initialising X509 store\n"); 1400 goto end; 1401 } 1402 if (sno != NULL) 1403 bs = sno; 1404 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL) 1405 goto end; 1406 1407 /* if (!X509_STORE_add_cert(ctx,x)) goto end;*/ 1408 1409 /* 1410 * NOTE: this certificate can/should be self signed, unless it was a 1411 * certificate request in which case it is not. 1412 */ 1413 X509_STORE_CTX_set_cert(xsc, x); 1414 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE); 1415 if (!x509_config.reqfile && X509_verify_cert(xsc) <= 0) 1416 goto end; 1417 1418 if (!X509_check_private_key(xca, pkey)) { 1419 BIO_printf(bio_err, 1420 "CA certificate and CA private key do not match\n"); 1421 goto end; 1422 } 1423 if (!X509_set_issuer_name(x, X509_get_subject_name(xca))) 1424 goto end; 1425 if (!X509_set_serialNumber(x, bs)) 1426 goto end; 1427 1428 if (X509_gmtime_adj(X509_get_notBefore(x), 0L) == NULL) 1429 goto end; 1430 1431 /* hardwired expired */ 1432 if (X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL) == NULL) 1433 goto end; 1434 1435 if (clrext) { 1436 while (X509_get_ext_count(x) > 0) { 1437 if (X509_delete_ext(x, 0) == NULL) 1438 goto end; 1439 } 1440 } 1441 if (conf != NULL) { 1442 X509V3_CTX ctx2; 1443 if (!X509_set_version(x, 2)) /* version 3 certificate */ 1444 goto end; 1445 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); 1446 X509V3_set_nconf(&ctx2, conf); 1447 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) 1448 goto end; 1449 } 1450 if (!do_X509_sign(bio_err, x, pkey, digest, sigopts)) 1451 goto end; 1452 1453 ret = 1; 1454 end: 1455 X509_STORE_CTX_free(xsc); 1456 if (!ret) 1457 ERR_print_errors(bio_err); 1458 if (sno == NULL) 1459 ASN1_INTEGER_free(bs); 1460 return ret; 1461 } 1462 1463 static int 1464 callb(int ok, X509_STORE_CTX *ctx) 1465 { 1466 int err; 1467 X509 *err_cert; 1468 1469 /* 1470 * it is ok to use a self signed certificate This case will catch 1471 * both the initial ok == 0 and the final ok == 1 calls to this 1472 * function 1473 */ 1474 err = X509_STORE_CTX_get_error(ctx); 1475 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) 1476 return 1; 1477 1478 /* 1479 * BAD we should have gotten an error. Normally if everything worked 1480 * X509_STORE_CTX_get_error(ctx) will still be set to 1481 * DEPTH_ZERO_SELF_.... 1482 */ 1483 if (ok) { 1484 BIO_printf(bio_err, 1485 "error with certificate to be certified - should be self signed\n"); 1486 return 0; 1487 } else { 1488 err_cert = X509_STORE_CTX_get_current_cert(ctx); 1489 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0); 1490 BIO_printf(bio_err, 1491 "error with certificate - error %d at depth %d\n%s\n", 1492 err, X509_STORE_CTX_get_error_depth(ctx), 1493 X509_verify_cert_error_string(err)); 1494 return 1; 1495 } 1496 } 1497 1498 /* self sign */ 1499 static int 1500 sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 1501 CONF *conf, char *section) 1502 { 1503 EVP_PKEY *pktmp; 1504 1505 pktmp = X509_get0_pubkey(x); 1506 if (pktmp == NULL) 1507 goto err; 1508 EVP_PKEY_copy_parameters(pktmp, pkey); 1509 EVP_PKEY_save_parameters(pktmp, 1); 1510 1511 if (!X509_set_issuer_name(x, X509_get_subject_name(x))) 1512 goto err; 1513 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 1514 goto err; 1515 1516 /* Lets just make it 12:00am GMT, Jan 1 1970 */ 1517 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ 1518 /* 28 days to be certified */ 1519 1520 if (X509_gmtime_adj(X509_get_notAfter(x), 1521 (long) 60 * 60 * 24 * days) == NULL) 1522 goto err; 1523 1524 if (!X509_set_pubkey(x, pkey)) 1525 goto err; 1526 if (clrext) { 1527 while (X509_get_ext_count(x) > 0) { 1528 if (X509_delete_ext(x, 0) == NULL) 1529 goto err; 1530 } 1531 } 1532 if (conf != NULL) { 1533 X509V3_CTX ctx; 1534 if (!X509_set_version(x, 2)) /* version 3 certificate */ 1535 goto err; 1536 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); 1537 X509V3_set_nconf(&ctx, conf); 1538 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) 1539 goto err; 1540 } 1541 if (!X509_sign(x, pkey, digest)) 1542 goto err; 1543 1544 return 1; 1545 1546 err: 1547 ERR_print_errors(bio_err); 1548 return 0; 1549 } 1550 1551 static int 1552 purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt) 1553 { 1554 int id, i, idret; 1555 char *pname; 1556 1557 id = X509_PURPOSE_get_id(pt); 1558 pname = X509_PURPOSE_get0_name(pt); 1559 for (i = 0; i < 2; i++) { 1560 idret = X509_check_purpose(cert, id, i); 1561 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 1562 if (idret == 1) 1563 BIO_printf(bio, "Yes\n"); 1564 else if (idret == 0) 1565 BIO_printf(bio, "No\n"); 1566 else 1567 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret); 1568 } 1569 return 1; 1570 } 1571