1 /* $OpenBSD: x509.c,v 1.29 2021/12/12 20:34:04 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, 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 (single_execution) { 739 if (pledge("stdio cpath wpath rpath tty", NULL) == -1) { 740 perror("pledge"); 741 exit(1); 742 } 743 } 744 745 memset(&x509_config, 0, sizeof(x509_config)); 746 x509_config.days = DEF_DAYS; 747 x509_config.informat = FORMAT_PEM; 748 x509_config.outformat = FORMAT_PEM; 749 x509_config.keyformat = FORMAT_PEM; 750 x509_config.CAformat = FORMAT_PEM; 751 x509_config.CAkeyformat = FORMAT_PEM; 752 753 STDout = BIO_new_fp(stdout, BIO_NOCLOSE); 754 755 ctx = X509_STORE_new(); 756 if (ctx == NULL) 757 goto end; 758 X509_STORE_set_verify_cb(ctx, callb); 759 760 if (options_parse(argc, argv, x509_options, NULL, NULL) != 0) 761 goto bad; 762 763 if (x509_config.badops) { 764 bad: 765 x509_usage(); 766 goto end; 767 } 768 769 if (!app_passwd(bio_err, x509_config.passargin, NULL, &passin, NULL)) { 770 BIO_printf(bio_err, "Error getting password\n"); 771 goto end; 772 } 773 if (!X509_STORE_set_default_paths(ctx)) { 774 ERR_print_errors(bio_err); 775 goto end; 776 } 777 if ((x509_config.CAkeyfile == NULL) && (x509_config.CA_flag) && 778 (x509_config.CAformat == FORMAT_PEM)) { 779 x509_config.CAkeyfile = x509_config.CAfile; 780 } else if ((x509_config.CA_flag) && (x509_config.CAkeyfile == NULL)) { 781 BIO_printf(bio_err, 782 "need to specify a CAkey if using the CA command\n"); 783 goto end; 784 } 785 if (x509_config.extfile != NULL) { 786 long errorline = -1; 787 X509V3_CTX ctx2; 788 extconf = NCONF_new(NULL); 789 if (!NCONF_load(extconf, x509_config.extfile, &errorline)) { 790 if (errorline <= 0) 791 BIO_printf(bio_err, 792 "error loading the config file '%s'\n", 793 x509_config.extfile); 794 else 795 BIO_printf(bio_err, 796 "error on line %ld of config file '%s'\n", 797 errorline, x509_config.extfile); 798 goto end; 799 } 800 if (x509_config.extsect == NULL) { 801 x509_config.extsect = NCONF_get_string(extconf, 802 "default", "extensions"); 803 if (x509_config.extsect == NULL) { 804 ERR_clear_error(); 805 x509_config.extsect = "default"; 806 } 807 } 808 X509V3_set_ctx_test(&ctx2); 809 X509V3_set_nconf(&ctx2, extconf); 810 if (!X509V3_EXT_add_nconf(extconf, &ctx2, x509_config.extsect, 811 NULL)) { 812 BIO_printf(bio_err, 813 "Error Loading extension section %s\n", 814 x509_config.extsect); 815 ERR_print_errors(bio_err); 816 goto end; 817 } 818 } 819 if (x509_config.reqfile) { 820 EVP_PKEY *pkey; 821 BIO *in; 822 823 if (!x509_config.sign_flag && !x509_config.CA_flag) { 824 BIO_printf(bio_err, 825 "We need a private key to sign with\n"); 826 goto end; 827 } 828 in = BIO_new(BIO_s_file()); 829 if (in == NULL) { 830 ERR_print_errors(bio_err); 831 goto end; 832 } 833 if (x509_config.infile == NULL) 834 BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT); 835 else { 836 if (BIO_read_filename(in, x509_config.infile) <= 0) { 837 perror(x509_config.infile); 838 BIO_free(in); 839 goto end; 840 } 841 } 842 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL); 843 BIO_free(in); 844 845 if (req == NULL) { 846 ERR_print_errors(bio_err); 847 goto end; 848 } 849 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) { 850 BIO_printf(bio_err, "error unpacking public key\n"); 851 goto end; 852 } 853 i = X509_REQ_verify(req, pkey); 854 if (i < 0) { 855 BIO_printf(bio_err, "Signature verification error\n"); 856 ERR_print_errors(bio_err); 857 goto end; 858 } 859 if (i == 0) { 860 BIO_printf(bio_err, 861 "Signature did not match the certificate request\n"); 862 goto end; 863 } else 864 BIO_printf(bio_err, "Signature ok\n"); 865 866 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), 867 x509_config.nmflag); 868 869 if ((x = X509_new()) == NULL) 870 goto end; 871 872 if (x509_config.sno == NULL) { 873 x509_config.sno = ASN1_INTEGER_new(); 874 if (x509_config.sno == NULL || 875 !rand_serial(NULL, x509_config.sno)) 876 goto end; 877 if (!X509_set_serialNumber(x, x509_config.sno)) 878 goto end; 879 ASN1_INTEGER_free(x509_config.sno); 880 x509_config.sno = NULL; 881 } else if (!X509_set_serialNumber(x, x509_config.sno)) 882 goto end; 883 884 if (!X509_set_issuer_name(x, X509_REQ_get_subject_name(req))) 885 goto end; 886 if (!X509_set_subject_name(x, X509_REQ_get_subject_name(req))) 887 goto end; 888 889 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 890 goto end; 891 if (X509_time_adj_ex(X509_get_notAfter(x), x509_config.days, 0, 892 NULL) == NULL) 893 goto end; 894 895 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) 896 goto end; 897 if (!X509_set_pubkey(x, pkey)) { 898 EVP_PKEY_free(pkey); 899 goto end; 900 } 901 } else { 902 x = load_cert(bio_err, x509_config.infile, x509_config.informat, 903 NULL, "Certificate"); 904 } 905 if (x == NULL) 906 goto end; 907 908 if (x509_config.CA_flag) { 909 xca = load_cert(bio_err, x509_config.CAfile, 910 x509_config.CAformat, NULL, "CA Certificate"); 911 if (xca == NULL) 912 goto end; 913 } 914 if (!x509_config.noout || x509_config.text || x509_config.next_serial) { 915 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3"); 916 917 out = BIO_new(BIO_s_file()); 918 if (out == NULL) { 919 ERR_print_errors(bio_err); 920 goto end; 921 } 922 if (x509_config.outfile == NULL) { 923 BIO_set_fp(out, stdout, BIO_NOCLOSE); 924 } else { 925 if (BIO_write_filename(out, x509_config.outfile) <= 0) { 926 perror(x509_config.outfile); 927 goto end; 928 } 929 } 930 } 931 if (x509_config.alias != NULL) { 932 if (!X509_alias_set1(x, (unsigned char *)x509_config.alias, -1)) 933 goto end; 934 } 935 936 if (x509_config.clrtrust) 937 X509_trust_clear(x); 938 if (x509_config.clrreject) 939 X509_reject_clear(x); 940 941 if (x509_config.trust != NULL) { 942 for (i = 0; i < sk_ASN1_OBJECT_num(x509_config.trust); i++) { 943 x509_config.objtmp = sk_ASN1_OBJECT_value( 944 x509_config.trust, i); 945 if (!X509_add1_trust_object(x, x509_config.objtmp)) 946 goto end; 947 } 948 } 949 if (x509_config.reject != NULL) { 950 for (i = 0; i < sk_ASN1_OBJECT_num(x509_config.reject); i++) { 951 x509_config.objtmp = sk_ASN1_OBJECT_value( 952 x509_config.reject, i); 953 if (!X509_add1_reject_object(x, x509_config.objtmp)) 954 goto end; 955 } 956 } 957 if (x509_config.num) { 958 for (i = 1; i <= x509_config.num; i++) { 959 if (x509_config.issuer == i) { 960 print_name(STDout, "issuer= ", 961 X509_get_issuer_name(x), 962 x509_config.nmflag); 963 } else if (x509_config.subject == i) { 964 print_name(STDout, "subject= ", 965 X509_get_subject_name(x), 966 x509_config.nmflag); 967 } else if (x509_config.serial == i) { 968 BIO_printf(STDout, "serial="); 969 i2a_ASN1_INTEGER(STDout, 970 X509_get_serialNumber(x)); 971 BIO_printf(STDout, "\n"); 972 } else if (x509_config.next_serial == i) { 973 BIGNUM *bnser; 974 ASN1_INTEGER *ser; 975 ser = X509_get_serialNumber(x); 976 if (ser == NULL) 977 goto end; 978 bnser = ASN1_INTEGER_to_BN(ser, NULL); 979 if (bnser == NULL) 980 goto end; 981 if (!BN_add_word(bnser, 1)) { 982 BN_free(bnser); 983 goto end; 984 } 985 ser = BN_to_ASN1_INTEGER(bnser, NULL); 986 if (ser == NULL) { 987 BN_free(bnser); 988 goto end; 989 } 990 BN_free(bnser); 991 i2a_ASN1_INTEGER(out, ser); 992 ASN1_INTEGER_free(ser); 993 BIO_puts(out, "\n"); 994 } else if ((x509_config.email == i) || 995 (x509_config.ocsp_uri == i)) { 996 int j; 997 STACK_OF(OPENSSL_STRING) *emlst; 998 if (x509_config.email == i) 999 emlst = X509_get1_email(x); 1000 else 1001 emlst = X509_get1_ocsp(x); 1002 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++) 1003 BIO_printf(STDout, "%s\n", 1004 sk_OPENSSL_STRING_value(emlst, j)); 1005 X509_email_free(emlst); 1006 } else if (x509_config.aliasout == i) { 1007 unsigned char *albuf; 1008 int buflen; 1009 albuf = X509_alias_get0(x, &buflen); 1010 if (albuf != NULL) 1011 BIO_printf(STDout, "%.*s\n", 1012 buflen, albuf); 1013 else 1014 BIO_puts(STDout, "<No Alias>\n"); 1015 } else if (x509_config.subject_hash == i) { 1016 BIO_printf(STDout, "%08lx\n", 1017 X509_subject_name_hash(x)); 1018 } 1019 #ifndef OPENSSL_NO_MD5 1020 else if (x509_config.subject_hash_old == i) { 1021 BIO_printf(STDout, "%08lx\n", 1022 X509_subject_name_hash_old(x)); 1023 } 1024 #endif 1025 else if (x509_config.issuer_hash == i) { 1026 BIO_printf(STDout, "%08lx\n", 1027 X509_issuer_name_hash(x)); 1028 } 1029 #ifndef OPENSSL_NO_MD5 1030 else if (x509_config.issuer_hash_old == i) { 1031 BIO_printf(STDout, "%08lx\n", 1032 X509_issuer_name_hash_old(x)); 1033 } 1034 #endif 1035 else if (x509_config.pprint == i) { 1036 X509_PURPOSE *ptmp; 1037 int j; 1038 BIO_printf(STDout, "Certificate purposes:\n"); 1039 for (j = 0; j < X509_PURPOSE_get_count(); j++) { 1040 ptmp = X509_PURPOSE_get0(j); 1041 purpose_print(STDout, x, ptmp); 1042 } 1043 } else if (x509_config.modulus == i) { 1044 EVP_PKEY *pkey; 1045 1046 pkey = X509_get0_pubkey(x); 1047 if (pkey == NULL) { 1048 BIO_printf(bio_err, 1049 "Modulus=unavailable\n"); 1050 ERR_print_errors(bio_err); 1051 goto end; 1052 } 1053 BIO_printf(STDout, "Modulus="); 1054 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) { 1055 RSA *rsa = EVP_PKEY_get0_RSA(pkey); 1056 const BIGNUM *n = NULL; 1057 1058 RSA_get0_key(rsa, &n, NULL, NULL); 1059 BN_print(STDout, n); 1060 } else if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) { 1061 DSA *dsa = EVP_PKEY_get0_DSA(pkey); 1062 const BIGNUM *pub_key = NULL; 1063 1064 DSA_get0_key(dsa, &pub_key, NULL); 1065 1066 BN_print(STDout, pub_key); 1067 } else 1068 BIO_printf(STDout, 1069 "Wrong Algorithm type"); 1070 BIO_printf(STDout, "\n"); 1071 } else if (x509_config.pubkey == i) { 1072 EVP_PKEY *pkey; 1073 1074 pkey = X509_get0_pubkey(x); 1075 if (pkey == NULL) { 1076 BIO_printf(bio_err, 1077 "Error getting public key\n"); 1078 ERR_print_errors(bio_err); 1079 goto end; 1080 } 1081 PEM_write_bio_PUBKEY(STDout, pkey); 1082 } else if (x509_config.C == i) { 1083 unsigned char *d; 1084 char *m; 1085 int y, z; 1086 1087 m = X509_NAME_oneline(X509_get_subject_name(x), 1088 buf, sizeof buf); 1089 if (m == NULL) 1090 goto end; 1091 BIO_printf(STDout, "/* subject:%s */\n", buf); 1092 m = X509_NAME_oneline(X509_get_issuer_name(x), 1093 buf, sizeof buf); 1094 if (m == NULL) 1095 goto end; 1096 BIO_printf(STDout, "/* issuer :%s */\n", buf); 1097 1098 z = i2d_X509(x, NULL); 1099 if (z < 0) 1100 goto end; 1101 1102 m = malloc(z); 1103 if (m == NULL) { 1104 BIO_printf(bio_err, "out of mem\n"); 1105 goto end; 1106 } 1107 1108 d = (unsigned char *) m; 1109 z = i2d_X509_NAME(X509_get_subject_name(x), &d); 1110 if (z < 0) { 1111 free(m); 1112 goto end; 1113 } 1114 BIO_printf(STDout, 1115 "unsigned char XXX_subject_name[%d]={\n", z); 1116 d = (unsigned char *) m; 1117 for (y = 0; y < z; y++) { 1118 BIO_printf(STDout, "0x%02X,", d[y]); 1119 if ((y & 0x0f) == 0x0f) 1120 BIO_printf(STDout, "\n"); 1121 } 1122 if (y % 16 != 0) 1123 BIO_printf(STDout, "\n"); 1124 BIO_printf(STDout, "};\n"); 1125 1126 z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d); 1127 if (z < 0) { 1128 free(m); 1129 goto end; 1130 } 1131 BIO_printf(STDout, 1132 "unsigned char XXX_public_key[%d]={\n", z); 1133 d = (unsigned char *) m; 1134 for (y = 0; y < z; y++) { 1135 BIO_printf(STDout, "0x%02X,", d[y]); 1136 if ((y & 0x0f) == 0x0f) 1137 BIO_printf(STDout, "\n"); 1138 } 1139 if (y % 16 != 0) 1140 BIO_printf(STDout, "\n"); 1141 BIO_printf(STDout, "};\n"); 1142 1143 z = i2d_X509(x, &d); 1144 if (z < 0) { 1145 free(m); 1146 goto end; 1147 } 1148 BIO_printf(STDout, 1149 "unsigned char XXX_certificate[%d]={\n", z); 1150 d = (unsigned char *) m; 1151 for (y = 0; y < z; y++) { 1152 BIO_printf(STDout, "0x%02X,", d[y]); 1153 if ((y & 0x0f) == 0x0f) 1154 BIO_printf(STDout, "\n"); 1155 } 1156 if (y % 16 != 0) 1157 BIO_printf(STDout, "\n"); 1158 BIO_printf(STDout, "};\n"); 1159 1160 free(m); 1161 } else if (x509_config.text == i) { 1162 if(!X509_print_ex(STDout, x, x509_config.nmflag, 1163 x509_config.certflag)) 1164 goto end; 1165 } else if (x509_config.startdate == i) { 1166 ASN1_TIME *nB = X509_get_notBefore(x); 1167 BIO_puts(STDout, "notBefore="); 1168 if (ASN1_time_parse(nB->data, nB->length, NULL, 1169 0) == -1) 1170 BIO_puts(STDout, 1171 "INVALID RFC5280 TIME"); 1172 else 1173 ASN1_TIME_print(STDout, nB); 1174 BIO_puts(STDout, "\n"); 1175 } else if (x509_config.enddate == i) { 1176 ASN1_TIME *nA = X509_get_notAfter(x); 1177 BIO_puts(STDout, "notAfter="); 1178 if (ASN1_time_parse(nA->data, nA->length, NULL, 1179 0) == -1) 1180 BIO_puts(STDout, 1181 "INVALID RFC5280 TIME"); 1182 else 1183 ASN1_TIME_print(STDout, nA); 1184 BIO_puts(STDout, "\n"); 1185 } else if (x509_config.fingerprint == i) { 1186 int j; 1187 unsigned int n; 1188 unsigned char md[EVP_MAX_MD_SIZE]; 1189 const EVP_MD *fdig = x509_config.digest; 1190 1191 if (fdig == NULL) 1192 fdig = EVP_sha256(); 1193 1194 if (!X509_digest(x, fdig, md, &n)) { 1195 BIO_printf(bio_err, "out of memory\n"); 1196 goto end; 1197 } 1198 BIO_printf(STDout, "%s Fingerprint=", 1199 OBJ_nid2sn(EVP_MD_type(fdig))); 1200 for (j = 0; j < (int) n; j++) { 1201 BIO_printf(STDout, "%02X%c", md[j], 1202 (j + 1 == (int)n) ? '\n' : ':'); 1203 } 1204 1205 /* should be in the library */ 1206 } else if ((x509_config.sign_flag == i) && 1207 (x509_config.x509req == 0)) { 1208 BIO_printf(bio_err, "Getting Private key\n"); 1209 if (Upkey == NULL) { 1210 Upkey = load_key(bio_err, 1211 x509_config.keyfile, 1212 x509_config.keyformat, 0, passin, 1213 "Private key"); 1214 if (Upkey == NULL) 1215 goto end; 1216 } 1217 if (!sign(x, Upkey, x509_config.days, 1218 x509_config.clrext, x509_config.digest, 1219 extconf, x509_config.extsect)) 1220 goto end; 1221 } else if (x509_config.CA_flag == i) { 1222 BIO_printf(bio_err, "Getting CA Private Key\n"); 1223 if (x509_config.CAkeyfile != NULL) { 1224 CApkey = load_key(bio_err, 1225 x509_config.CAkeyfile, 1226 x509_config.CAkeyformat, 0, passin, 1227 "CA Private Key"); 1228 if (CApkey == NULL) 1229 goto end; 1230 } 1231 if (!x509_certify(ctx, x509_config.CAfile, 1232 x509_config.digest, x, xca, CApkey, 1233 x509_config.sigopts, x509_config.CAserial, 1234 x509_config.CA_createserial, 1235 x509_config.days, x509_config.clrext, 1236 extconf, x509_config.extsect, 1237 x509_config.sno)) 1238 goto end; 1239 } else if (x509_config.x509req == i) { 1240 EVP_PKEY *pk; 1241 1242 BIO_printf(bio_err, 1243 "Getting request Private Key\n"); 1244 if (x509_config.keyfile == NULL) { 1245 BIO_printf(bio_err, 1246 "no request key file specified\n"); 1247 goto end; 1248 } else { 1249 pk = load_key(bio_err, 1250 x509_config.keyfile, 1251 x509_config.keyformat, 0, passin, 1252 "request key"); 1253 if (pk == NULL) 1254 goto end; 1255 } 1256 1257 BIO_printf(bio_err, 1258 "Generating certificate request\n"); 1259 1260 rq = X509_to_X509_REQ(x, pk, x509_config.digest); 1261 EVP_PKEY_free(pk); 1262 if (rq == NULL) { 1263 ERR_print_errors(bio_err); 1264 goto end; 1265 } 1266 if (!x509_config.noout) { 1267 if (!X509_REQ_print(out, rq)) 1268 goto end; 1269 if (!PEM_write_bio_X509_REQ(out, rq)) 1270 goto end; 1271 } 1272 x509_config.noout = 1; 1273 } else if (x509_config.ocspid == i) { 1274 if (!X509_ocspid_print(out, x)) 1275 goto end; 1276 } 1277 } 1278 } 1279 if (x509_config.checkend) { 1280 time_t tcheck = time(NULL) + x509_config.checkoffset; 1281 int timecheck = X509_cmp_time(X509_get_notAfter(x), &tcheck); 1282 if (timecheck == 0) { 1283 BIO_printf(out, "Certificate expiry time is invalid\n"); 1284 ret = 1; 1285 } else if (timecheck < 0) { 1286 BIO_printf(out, "Certificate will expire\n"); 1287 ret = 1; 1288 } else { 1289 BIO_printf(out, "Certificate will not expire\n"); 1290 ret = 0; 1291 } 1292 goto end; 1293 } 1294 if (x509_config.noout) { 1295 ret = 0; 1296 goto end; 1297 } 1298 if (x509_config.outformat == FORMAT_ASN1) 1299 i = i2d_X509_bio(out, x); 1300 else if (x509_config.outformat == FORMAT_PEM) { 1301 if (x509_config.trustout) 1302 i = PEM_write_bio_X509_AUX(out, x); 1303 else 1304 i = PEM_write_bio_X509(out, x); 1305 } else { 1306 BIO_printf(bio_err, 1307 "bad output format specified for outfile\n"); 1308 goto end; 1309 } 1310 if (!i) { 1311 BIO_printf(bio_err, "unable to write certificate\n"); 1312 ERR_print_errors(bio_err); 1313 goto end; 1314 } 1315 ret = 0; 1316 1317 end: 1318 OBJ_cleanup(); 1319 NCONF_free(extconf); 1320 BIO_free_all(out); 1321 BIO_free_all(STDout); 1322 X509_STORE_free(ctx); 1323 X509_REQ_free(req); 1324 X509_free(x); 1325 X509_free(xca); 1326 EVP_PKEY_free(Upkey); 1327 EVP_PKEY_free(CApkey); 1328 sk_OPENSSL_STRING_free(x509_config.sigopts); 1329 X509_REQ_free(rq); 1330 ASN1_INTEGER_free(x509_config.sno); 1331 sk_ASN1_OBJECT_pop_free(x509_config.trust, ASN1_OBJECT_free); 1332 sk_ASN1_OBJECT_pop_free(x509_config.reject, ASN1_OBJECT_free); 1333 free(passin); 1334 1335 return (ret); 1336 } 1337 1338 static ASN1_INTEGER * 1339 x509_load_serial(char *CAfile, char *serialfile, int create) 1340 { 1341 char *buf = NULL, *p; 1342 ASN1_INTEGER *bs = NULL; 1343 BIGNUM *serial = NULL; 1344 size_t len; 1345 1346 len = ((serialfile == NULL) ? (strlen(CAfile) + strlen(POSTFIX) + 1) : 1347 (strlen(serialfile))) + 1; 1348 buf = malloc(len); 1349 if (buf == NULL) { 1350 BIO_printf(bio_err, "out of mem\n"); 1351 goto end; 1352 } 1353 if (serialfile == NULL) { 1354 strlcpy(buf, CAfile, len); 1355 for (p = buf; *p; p++) 1356 if (*p == '.') { 1357 *p = '\0'; 1358 break; 1359 } 1360 strlcat(buf, POSTFIX, len); 1361 } else 1362 strlcpy(buf, serialfile, len); 1363 1364 serial = load_serial(buf, create, NULL); 1365 if (serial == NULL) 1366 goto end; 1367 1368 if (!BN_add_word(serial, 1)) { 1369 BIO_printf(bio_err, "add_word failure\n"); 1370 goto end; 1371 } 1372 if (!save_serial(buf, NULL, serial, &bs)) 1373 goto end; 1374 1375 end: 1376 free(buf); 1377 BN_free(serial); 1378 1379 return bs; 1380 } 1381 1382 static int 1383 x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, X509 *x, 1384 X509 *xca, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *sigopts, 1385 char *serialfile, int create, int days, int clrext, CONF *conf, 1386 char *section, ASN1_INTEGER *sno) 1387 { 1388 int ret = 0; 1389 ASN1_INTEGER *bs = NULL; 1390 X509_STORE_CTX *xsc = NULL; 1391 EVP_PKEY *upkey; 1392 1393 upkey = X509_get0_pubkey(xca); 1394 if (upkey == NULL) 1395 goto end; 1396 EVP_PKEY_copy_parameters(upkey, pkey); 1397 1398 if ((xsc = X509_STORE_CTX_new()) == NULL) 1399 goto end; 1400 if (!X509_STORE_CTX_init(xsc, ctx, x, NULL)) { 1401 BIO_printf(bio_err, "Error initialising X509 store\n"); 1402 goto end; 1403 } 1404 if (sno != NULL) 1405 bs = sno; 1406 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL) 1407 goto end; 1408 1409 /* if (!X509_STORE_add_cert(ctx,x)) goto end;*/ 1410 1411 /* 1412 * NOTE: this certificate can/should be self signed, unless it was a 1413 * certificate request in which case it is not. 1414 */ 1415 X509_STORE_CTX_set_cert(xsc, x); 1416 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE); 1417 if (!x509_config.reqfile && X509_verify_cert(xsc) <= 0) 1418 goto end; 1419 1420 if (!X509_check_private_key(xca, pkey)) { 1421 BIO_printf(bio_err, 1422 "CA certificate and CA private key do not match\n"); 1423 goto end; 1424 } 1425 if (!X509_set_issuer_name(x, X509_get_subject_name(xca))) 1426 goto end; 1427 if (!X509_set_serialNumber(x, bs)) 1428 goto end; 1429 1430 if (X509_gmtime_adj(X509_get_notBefore(x), 0L) == NULL) 1431 goto end; 1432 1433 /* hardwired expired */ 1434 if (X509_time_adj_ex(X509_get_notAfter(x), days, 0, NULL) == NULL) 1435 goto end; 1436 1437 if (clrext) { 1438 while (X509_get_ext_count(x) > 0) { 1439 if (X509_delete_ext(x, 0) == NULL) 1440 goto end; 1441 } 1442 } 1443 if (conf != NULL) { 1444 X509V3_CTX ctx2; 1445 if (!X509_set_version(x, 2)) /* version 3 certificate */ 1446 goto end; 1447 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); 1448 X509V3_set_nconf(&ctx2, conf); 1449 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) 1450 goto end; 1451 } 1452 if (!do_X509_sign(bio_err, x, pkey, digest, sigopts)) 1453 goto end; 1454 1455 ret = 1; 1456 end: 1457 X509_STORE_CTX_free(xsc); 1458 if (!ret) 1459 ERR_print_errors(bio_err); 1460 if (sno == NULL) 1461 ASN1_INTEGER_free(bs); 1462 return ret; 1463 } 1464 1465 static int 1466 callb(int ok, X509_STORE_CTX *ctx) 1467 { 1468 int err; 1469 X509 *err_cert; 1470 1471 /* 1472 * it is ok to use a self signed certificate This case will catch 1473 * both the initial ok == 0 and the final ok == 1 calls to this 1474 * function 1475 */ 1476 err = X509_STORE_CTX_get_error(ctx); 1477 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) 1478 return 1; 1479 1480 /* 1481 * BAD we should have gotten an error. Normally if everything worked 1482 * X509_STORE_CTX_get_error(ctx) will still be set to 1483 * DEPTH_ZERO_SELF_.... 1484 */ 1485 if (ok) { 1486 BIO_printf(bio_err, 1487 "error with certificate to be certified - should be self signed\n"); 1488 return 0; 1489 } else { 1490 err_cert = X509_STORE_CTX_get_current_cert(ctx); 1491 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0); 1492 BIO_printf(bio_err, 1493 "error with certificate - error %d at depth %d\n%s\n", 1494 err, X509_STORE_CTX_get_error_depth(ctx), 1495 X509_verify_cert_error_string(err)); 1496 return 1; 1497 } 1498 } 1499 1500 /* self sign */ 1501 static int 1502 sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 1503 CONF *conf, char *section) 1504 { 1505 EVP_PKEY *pktmp; 1506 1507 pktmp = X509_get0_pubkey(x); 1508 if (pktmp == NULL) 1509 goto err; 1510 EVP_PKEY_copy_parameters(pktmp, pkey); 1511 EVP_PKEY_save_parameters(pktmp, 1); 1512 1513 if (!X509_set_issuer_name(x, X509_get_subject_name(x))) 1514 goto err; 1515 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 1516 goto err; 1517 1518 /* Lets just make it 12:00am GMT, Jan 1 1970 */ 1519 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ 1520 /* 28 days to be certified */ 1521 1522 if (X509_gmtime_adj(X509_get_notAfter(x), 1523 (long) 60 * 60 * 24 * days) == NULL) 1524 goto err; 1525 1526 if (!X509_set_pubkey(x, pkey)) 1527 goto err; 1528 if (clrext) { 1529 while (X509_get_ext_count(x) > 0) { 1530 if (X509_delete_ext(x, 0) == NULL) 1531 goto err; 1532 } 1533 } 1534 if (conf != NULL) { 1535 X509V3_CTX ctx; 1536 if (!X509_set_version(x, 2)) /* version 3 certificate */ 1537 goto err; 1538 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); 1539 X509V3_set_nconf(&ctx, conf); 1540 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) 1541 goto err; 1542 } 1543 if (!X509_sign(x, pkey, digest)) 1544 goto err; 1545 1546 return 1; 1547 1548 err: 1549 ERR_print_errors(bio_err); 1550 return 0; 1551 } 1552 1553 static int 1554 purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt) 1555 { 1556 int id, i, idret; 1557 char *pname; 1558 1559 id = X509_PURPOSE_get_id(pt); 1560 pname = X509_PURPOSE_get0_name(pt); 1561 for (i = 0; i < 2; i++) { 1562 idret = X509_check_purpose(cert, id, i); 1563 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 1564 if (idret == 1) 1565 BIO_printf(bio, "Yes\n"); 1566 else if (idret == 0) 1567 BIO_printf(bio, "No\n"); 1568 else 1569 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret); 1570 } 1571 return 1; 1572 } 1573