x509.c revision 296465
1/* apps/x509.c */ 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59#include <assert.h> 60#include <stdio.h> 61#include <stdlib.h> 62#include <string.h> 63#ifdef OPENSSL_NO_STDIO 64# define APPS_WIN16 65#endif 66#include "apps.h" 67#include <openssl/bio.h> 68#include <openssl/asn1.h> 69#include <openssl/err.h> 70#include <openssl/bn.h> 71#include <openssl/evp.h> 72#include <openssl/x509.h> 73#include <openssl/x509v3.h> 74#include <openssl/objects.h> 75#include <openssl/pem.h> 76#ifndef OPENSSL_NO_RSA 77# include <openssl/rsa.h> 78#endif 79#ifndef OPENSSL_NO_DSA 80# include <openssl/dsa.h> 81#endif 82 83#undef PROG 84#define PROG x509_main 85 86#undef POSTFIX 87#define POSTFIX ".srl" 88#define DEF_DAYS 30 89 90static const char *x509_usage[] = { 91 "usage: x509 args\n", 92 " -inform arg - input format - default PEM (one of DER, NET or PEM)\n", 93 " -outform arg - output format - default PEM (one of DER, NET or PEM)\n", 94 " -keyform arg - private key format - default PEM\n", 95 " -CAform arg - CA format - default PEM\n", 96 " -CAkeyform arg - CA key format - default PEM\n", 97 " -in arg - input file - default stdin\n", 98 " -out arg - output file - default stdout\n", 99 " -passin arg - private key password source\n", 100 " -serial - print serial number value\n", 101 " -subject_hash - print subject hash value\n", 102 " -issuer_hash - print issuer hash value\n", 103 " -hash - synonym for -subject_hash\n", 104 " -subject - print subject DN\n", 105 " -issuer - print issuer DN\n", 106 " -email - print email address(es)\n", 107 " -startdate - notBefore field\n", 108 " -enddate - notAfter field\n", 109 " -purpose - print out certificate purposes\n", 110 " -dates - both Before and After dates\n", 111 " -modulus - print the RSA key modulus\n", 112 " -pubkey - output the public key\n", 113 " -fingerprint - print the certificate fingerprint\n", 114 " -alias - output certificate alias\n", 115 " -noout - no certificate output\n", 116 " -ocspid - print OCSP hash values for the subject name and public key\n", 117 " -ocsp_uri - print OCSP Responder URL(s)\n", 118 " -trustout - output a \"trusted\" certificate\n", 119 " -clrtrust - clear all trusted purposes\n", 120 " -clrreject - clear all rejected purposes\n", 121 " -addtrust arg - trust certificate for a given purpose\n", 122 " -addreject arg - reject certificate for a given purpose\n", 123 " -setalias arg - set certificate alias\n", 124 " -days arg - How long till expiry of a signed certificate - def 30 days\n", 125 " -checkend arg - check whether the cert expires in the next arg seconds\n", 126 " exit 1 if so, 0 if not\n", 127 " -signkey arg - self sign cert with arg\n", 128 " -x509toreq - output a certification request object\n", 129 " -req - input is a certificate request, sign and output.\n", 130 " -CA arg - set the CA certificate, must be PEM format.\n", 131 " -CAkey arg - set the CA key, must be PEM format\n", 132 " missing, it is assumed to be in the CA file.\n", 133 " -CAcreateserial - create serial number file if it does not exist\n", 134 " -CAserial arg - serial file\n", 135 " -set_serial - serial number to use\n", 136 " -text - print the certificate in text form\n", 137 " -C - print out C code forms\n", 138 " -md2/-md5/-sha1/-mdc2 - digest to use\n", 139 " -extfile - configuration file with X509V3 extensions to add\n", 140 " -extensions - section from config file with X509V3 extensions to add\n", 141 " -clrext - delete extensions before signing and input certificate\n", 142 " -nameopt arg - various certificate name options\n", 143#ifndef OPENSSL_NO_ENGINE 144 " -engine e - use engine e, possibly a hardware device.\n", 145#endif 146 " -certopt arg - various certificate text options\n", 147 NULL 148}; 149 150static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx); 151static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, 152 const EVP_MD *digest, CONF *conf, char *section); 153static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, 154 X509 *x, X509 *xca, EVP_PKEY *pkey, char *serial, 155 int create, int days, int clrext, CONF *conf, 156 char *section, ASN1_INTEGER *sno); 157static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt); 158static int reqfile = 0; 159 160int MAIN(int, char **); 161 162int MAIN(int argc, char **argv) 163{ 164 ENGINE *e = NULL; 165 int ret = 1; 166 X509_REQ *req = NULL; 167 X509 *x = NULL, *xca = NULL; 168 ASN1_OBJECT *objtmp; 169 EVP_PKEY *Upkey = NULL, *CApkey = NULL; 170 ASN1_INTEGER *sno = NULL; 171 int i, num, badops = 0; 172 BIO *out = NULL; 173 BIO *STDout = NULL; 174 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL; 175 int informat, outformat, keyformat, CAformat, CAkeyformat; 176 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL; 177 char *CAkeyfile = NULL, *CAserial = NULL; 178 char *alias = NULL; 179 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 180 0, enddate = 0; 181 int next_serial = 0; 182 int subject_hash = 0, issuer_hash = 0, ocspid = 0; 183 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0; 184 int ocsp_uri = 0; 185 int trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0, clrext = 0; 186 int C = 0; 187 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0; 188 int pprint = 0; 189 const char **pp; 190 X509_STORE *ctx = NULL; 191 X509_REQ *rq = NULL; 192 int fingerprint = 0; 193 char buf[256]; 194 const EVP_MD *md_alg, *digest = EVP_sha1(); 195 CONF *extconf = NULL; 196 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL; 197 int need_rand = 0; 198 int checkend = 0, checkoffset = 0; 199 unsigned long nmflag = 0, certflag = 0; 200#ifndef OPENSSL_NO_ENGINE 201 char *engine = NULL; 202#endif 203 204 reqfile = 0; 205 206 apps_startup(); 207 208 if (bio_err == NULL) 209 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); 210 211 if (!load_config(bio_err, NULL)) 212 goto end; 213 STDout = BIO_new_fp(stdout, BIO_NOCLOSE); 214#ifdef OPENSSL_SYS_VMS 215 { 216 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 217 STDout = BIO_push(tmpbio, STDout); 218 } 219#endif 220 221 informat = FORMAT_PEM; 222 outformat = FORMAT_PEM; 223 keyformat = FORMAT_PEM; 224 CAformat = FORMAT_PEM; 225 CAkeyformat = FORMAT_PEM; 226 227 ctx = X509_STORE_new(); 228 if (ctx == NULL) 229 goto end; 230 X509_STORE_set_verify_cb_func(ctx, callb); 231 232 argc--; 233 argv++; 234 num = 0; 235 while (argc >= 1) { 236 if (strcmp(*argv, "-inform") == 0) { 237 if (--argc < 1) 238 goto bad; 239 informat = str2fmt(*(++argv)); 240 } else if (strcmp(*argv, "-outform") == 0) { 241 if (--argc < 1) 242 goto bad; 243 outformat = str2fmt(*(++argv)); 244 } else if (strcmp(*argv, "-keyform") == 0) { 245 if (--argc < 1) 246 goto bad; 247 keyformat = str2fmt(*(++argv)); 248 } else if (strcmp(*argv, "-req") == 0) { 249 reqfile = 1; 250 need_rand = 1; 251 } else if (strcmp(*argv, "-CAform") == 0) { 252 if (--argc < 1) 253 goto bad; 254 CAformat = str2fmt(*(++argv)); 255 } else if (strcmp(*argv, "-CAkeyform") == 0) { 256 if (--argc < 1) 257 goto bad; 258 CAkeyformat = str2fmt(*(++argv)); 259 } else if (strcmp(*argv, "-days") == 0) { 260 if (--argc < 1) 261 goto bad; 262 days = atoi(*(++argv)); 263 if (days == 0) { 264 BIO_printf(STDout, "bad number of days\n"); 265 goto bad; 266 } 267 } else if (strcmp(*argv, "-passin") == 0) { 268 if (--argc < 1) 269 goto bad; 270 passargin = *(++argv); 271 } else if (strcmp(*argv, "-extfile") == 0) { 272 if (--argc < 1) 273 goto bad; 274 extfile = *(++argv); 275 } else if (strcmp(*argv, "-extensions") == 0) { 276 if (--argc < 1) 277 goto bad; 278 extsect = *(++argv); 279 } else if (strcmp(*argv, "-in") == 0) { 280 if (--argc < 1) 281 goto bad; 282 infile = *(++argv); 283 } else if (strcmp(*argv, "-out") == 0) { 284 if (--argc < 1) 285 goto bad; 286 outfile = *(++argv); 287 } else if (strcmp(*argv, "-signkey") == 0) { 288 if (--argc < 1) 289 goto bad; 290 keyfile = *(++argv); 291 sign_flag = ++num; 292 need_rand = 1; 293 } else if (strcmp(*argv, "-CA") == 0) { 294 if (--argc < 1) 295 goto bad; 296 CAfile = *(++argv); 297 CA_flag = ++num; 298 need_rand = 1; 299 } else if (strcmp(*argv, "-CAkey") == 0) { 300 if (--argc < 1) 301 goto bad; 302 CAkeyfile = *(++argv); 303 } else if (strcmp(*argv, "-CAserial") == 0) { 304 if (--argc < 1) 305 goto bad; 306 CAserial = *(++argv); 307 } else if (strcmp(*argv, "-set_serial") == 0) { 308 if (--argc < 1) 309 goto bad; 310 if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv)))) 311 goto bad; 312 } else if (strcmp(*argv, "-addtrust") == 0) { 313 if (--argc < 1) 314 goto bad; 315 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) { 316 BIO_printf(bio_err, "Invalid trust object value %s\n", *argv); 317 goto bad; 318 } 319 if (!trust) 320 trust = sk_ASN1_OBJECT_new_null(); 321 sk_ASN1_OBJECT_push(trust, objtmp); 322 trustout = 1; 323 } else if (strcmp(*argv, "-addreject") == 0) { 324 if (--argc < 1) 325 goto bad; 326 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) { 327 BIO_printf(bio_err, 328 "Invalid reject object value %s\n", *argv); 329 goto bad; 330 } 331 if (!reject) 332 reject = sk_ASN1_OBJECT_new_null(); 333 sk_ASN1_OBJECT_push(reject, objtmp); 334 trustout = 1; 335 } else if (strcmp(*argv, "-setalias") == 0) { 336 if (--argc < 1) 337 goto bad; 338 alias = *(++argv); 339 trustout = 1; 340 } else if (strcmp(*argv, "-certopt") == 0) { 341 if (--argc < 1) 342 goto bad; 343 if (!set_cert_ex(&certflag, *(++argv))) 344 goto bad; 345 } else if (strcmp(*argv, "-nameopt") == 0) { 346 if (--argc < 1) 347 goto bad; 348 if (!set_name_ex(&nmflag, *(++argv))) 349 goto bad; 350 } 351#ifndef OPENSSL_NO_ENGINE 352 else if (strcmp(*argv, "-engine") == 0) { 353 if (--argc < 1) 354 goto bad; 355 engine = *(++argv); 356 } 357#endif 358 else if (strcmp(*argv, "-C") == 0) 359 C = ++num; 360 else if (strcmp(*argv, "-email") == 0) 361 email = ++num; 362 else if (strcmp(*argv, "-ocsp_uri") == 0) 363 ocsp_uri = ++num; 364 else if (strcmp(*argv, "-serial") == 0) 365 serial = ++num; 366 else if (strcmp(*argv, "-next_serial") == 0) 367 next_serial = ++num; 368 else if (strcmp(*argv, "-modulus") == 0) 369 modulus = ++num; 370 else if (strcmp(*argv, "-pubkey") == 0) 371 pubkey = ++num; 372 else if (strcmp(*argv, "-x509toreq") == 0) 373 x509req = ++num; 374 else if (strcmp(*argv, "-text") == 0) 375 text = ++num; 376 else if (strcmp(*argv, "-hash") == 0 377 || strcmp(*argv, "-subject_hash") == 0) 378 subject_hash = ++num; 379 else if (strcmp(*argv, "-issuer_hash") == 0) 380 issuer_hash = ++num; 381 else if (strcmp(*argv, "-subject") == 0) 382 subject = ++num; 383 else if (strcmp(*argv, "-issuer") == 0) 384 issuer = ++num; 385 else if (strcmp(*argv, "-fingerprint") == 0) 386 fingerprint = ++num; 387 else if (strcmp(*argv, "-dates") == 0) { 388 startdate = ++num; 389 enddate = ++num; 390 } else if (strcmp(*argv, "-purpose") == 0) 391 pprint = ++num; 392 else if (strcmp(*argv, "-startdate") == 0) 393 startdate = ++num; 394 else if (strcmp(*argv, "-enddate") == 0) 395 enddate = ++num; 396 else if (strcmp(*argv, "-checkend") == 0) { 397 if (--argc < 1) 398 goto bad; 399 checkoffset = atoi(*(++argv)); 400 checkend = 1; 401 } else if (strcmp(*argv, "-noout") == 0) 402 noout = ++num; 403 else if (strcmp(*argv, "-trustout") == 0) 404 trustout = 1; 405 else if (strcmp(*argv, "-clrtrust") == 0) 406 clrtrust = ++num; 407 else if (strcmp(*argv, "-clrreject") == 0) 408 clrreject = ++num; 409 else if (strcmp(*argv, "-alias") == 0) 410 aliasout = ++num; 411 else if (strcmp(*argv, "-CAcreateserial") == 0) 412 CA_createserial = ++num; 413 else if (strcmp(*argv, "-clrext") == 0) 414 clrext = 1; 415#if 1 /* stay backwards-compatible with 0.9.5; this 416 * should go away soon */ 417 else if (strcmp(*argv, "-crlext") == 0) { 418 BIO_printf(bio_err, "use -clrext instead of -crlext\n"); 419 clrext = 1; 420 } 421#endif 422 else if (strcmp(*argv, "-ocspid") == 0) 423 ocspid = ++num; 424 else if ((md_alg = EVP_get_digestbyname(*argv + 1))) { 425 /* ok */ 426 digest = md_alg; 427 } else { 428 BIO_printf(bio_err, "unknown option %s\n", *argv); 429 badops = 1; 430 break; 431 } 432 argc--; 433 argv++; 434 } 435 436 if (badops) { 437 bad: 438 for (pp = x509_usage; (*pp != NULL); pp++) 439 BIO_printf(bio_err, "%s", *pp); 440 goto end; 441 } 442#ifndef OPENSSL_NO_ENGINE 443 e = setup_engine(bio_err, engine, 0); 444#endif 445 446 if (need_rand) 447 app_RAND_load_file(NULL, bio_err, 0); 448 449 ERR_load_crypto_strings(); 450 451 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) { 452 BIO_printf(bio_err, "Error getting password\n"); 453 goto end; 454 } 455 456 if (!X509_STORE_set_default_paths(ctx)) { 457 ERR_print_errors(bio_err); 458 goto end; 459 } 460 461 if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) { 462 CAkeyfile = CAfile; 463 } else if ((CA_flag) && (CAkeyfile == NULL)) { 464 BIO_printf(bio_err, 465 "need to specify a CAkey if using the CA command\n"); 466 goto end; 467 } 468 469 if (extfile) { 470 long errorline = -1; 471 X509V3_CTX ctx2; 472 extconf = NCONF_new(NULL); 473 if (!NCONF_load(extconf, extfile, &errorline)) { 474 if (errorline <= 0) 475 BIO_printf(bio_err, 476 "error loading the config file '%s'\n", extfile); 477 else 478 BIO_printf(bio_err, 479 "error on line %ld of config file '%s'\n", 480 errorline, extfile); 481 goto end; 482 } 483 if (!extsect) { 484 extsect = NCONF_get_string(extconf, "default", "extensions"); 485 if (!extsect) { 486 ERR_clear_error(); 487 extsect = "default"; 488 } 489 } 490 X509V3_set_ctx_test(&ctx2); 491 X509V3_set_nconf(&ctx2, extconf); 492 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) { 493 BIO_printf(bio_err, 494 "Error Loading extension section %s\n", extsect); 495 ERR_print_errors(bio_err); 496 goto end; 497 } 498 } 499 500 if (reqfile) { 501 EVP_PKEY *pkey; 502 BIO *in; 503 504 if (!sign_flag && !CA_flag) { 505 BIO_printf(bio_err, "We need a private key to sign with\n"); 506 goto end; 507 } 508 in = BIO_new(BIO_s_file()); 509 if (in == NULL) { 510 ERR_print_errors(bio_err); 511 goto end; 512 } 513 514 if (infile == NULL) 515 BIO_set_fp(in, stdin, BIO_NOCLOSE | BIO_FP_TEXT); 516 else { 517 if (BIO_read_filename(in, infile) <= 0) { 518 perror(infile); 519 BIO_free(in); 520 goto end; 521 } 522 } 523 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL); 524 BIO_free(in); 525 526 if (req == NULL) { 527 ERR_print_errors(bio_err); 528 goto end; 529 } 530 531 if ((req->req_info == NULL) || 532 (req->req_info->pubkey == NULL) || 533 (req->req_info->pubkey->public_key == NULL) || 534 (req->req_info->pubkey->public_key->data == NULL)) { 535 BIO_printf(bio_err, 536 "The certificate request appears to corrupted\n"); 537 BIO_printf(bio_err, "It does not contain a public key\n"); 538 goto end; 539 } 540 if ((pkey = X509_REQ_get_pubkey(req)) == NULL) { 541 BIO_printf(bio_err, "error unpacking public key\n"); 542 goto end; 543 } 544 i = X509_REQ_verify(req, pkey); 545 EVP_PKEY_free(pkey); 546 if (i < 0) { 547 BIO_printf(bio_err, "Signature verification error\n"); 548 ERR_print_errors(bio_err); 549 goto end; 550 } 551 if (i == 0) { 552 BIO_printf(bio_err, 553 "Signature did not match the certificate request\n"); 554 goto end; 555 } else 556 BIO_printf(bio_err, "Signature ok\n"); 557 558 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), 559 nmflag); 560 561 if ((x = X509_new()) == NULL) 562 goto end; 563 564 if (sno == NULL) { 565 sno = ASN1_INTEGER_new(); 566 if (!sno || !rand_serial(NULL, sno)) 567 goto end; 568 if (!X509_set_serialNumber(x, sno)) 569 goto end; 570 ASN1_INTEGER_free(sno); 571 sno = NULL; 572 } else if (!X509_set_serialNumber(x, sno)) 573 goto end; 574 575 if (!X509_set_issuer_name(x, req->req_info->subject)) 576 goto end; 577 if (!X509_set_subject_name(x, req->req_info->subject)) 578 goto end; 579 580 X509_gmtime_adj(X509_get_notBefore(x), 0); 581 X509_gmtime_adj(X509_get_notAfter(x), (long)60 * 60 * 24 * days); 582 583 pkey = X509_REQ_get_pubkey(req); 584 X509_set_pubkey(x, pkey); 585 EVP_PKEY_free(pkey); 586 } else 587 x = load_cert(bio_err, infile, informat, NULL, e, "Certificate"); 588 589 if (x == NULL) 590 goto end; 591 if (CA_flag) { 592 xca = load_cert(bio_err, CAfile, CAformat, NULL, e, "CA Certificate"); 593 if (xca == NULL) 594 goto end; 595 } 596 597 if (!noout || text || next_serial) { 598 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3"); 599 600 out = BIO_new(BIO_s_file()); 601 if (out == NULL) { 602 ERR_print_errors(bio_err); 603 goto end; 604 } 605 if (outfile == NULL) { 606 BIO_set_fp(out, stdout, BIO_NOCLOSE); 607#ifdef OPENSSL_SYS_VMS 608 { 609 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 610 out = BIO_push(tmpbio, out); 611 } 612#endif 613 } else { 614 if (BIO_write_filename(out, outfile) <= 0) { 615 perror(outfile); 616 goto end; 617 } 618 } 619 } 620 621 if (alias) 622 X509_alias_set1(x, (unsigned char *)alias, -1); 623 624 if (clrtrust) 625 X509_trust_clear(x); 626 if (clrreject) 627 X509_reject_clear(x); 628 629 if (trust) { 630 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) { 631 objtmp = sk_ASN1_OBJECT_value(trust, i); 632 X509_add1_trust_object(x, objtmp); 633 } 634 } 635 636 if (reject) { 637 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) { 638 objtmp = sk_ASN1_OBJECT_value(reject, i); 639 X509_add1_reject_object(x, objtmp); 640 } 641 } 642 643 if (num) { 644 for (i = 1; i <= num; i++) { 645 if (issuer == i) { 646 print_name(STDout, "issuer= ", 647 X509_get_issuer_name(x), nmflag); 648 } else if (subject == i) { 649 print_name(STDout, "subject= ", 650 X509_get_subject_name(x), nmflag); 651 } else if (serial == i) { 652 BIO_printf(STDout, "serial="); 653 i2a_ASN1_INTEGER(STDout, X509_get_serialNumber(x)); 654 BIO_printf(STDout, "\n"); 655 } else if (next_serial == i) { 656 BIGNUM *bnser; 657 ASN1_INTEGER *ser; 658 ser = X509_get_serialNumber(x); 659 bnser = ASN1_INTEGER_to_BN(ser, NULL); 660 if (!bnser) 661 goto end; 662 if (!BN_add_word(bnser, 1)) 663 goto end; 664 ser = BN_to_ASN1_INTEGER(bnser, NULL); 665 if (!ser) 666 goto end; 667 BN_free(bnser); 668 i2a_ASN1_INTEGER(out, ser); 669 ASN1_INTEGER_free(ser); 670 BIO_puts(out, "\n"); 671 } else if ((email == i) || (ocsp_uri == i)) { 672 int j; 673 STACK *emlst; 674 if (email == i) 675 emlst = X509_get1_email(x); 676 else 677 emlst = X509_get1_ocsp(x); 678 for (j = 0; j < sk_num(emlst); j++) 679 BIO_printf(STDout, "%s\n", sk_value(emlst, j)); 680 X509_email_free(emlst); 681 } else if (aliasout == i) { 682 unsigned char *alstr; 683 alstr = X509_alias_get0(x, NULL); 684 if (alstr) 685 BIO_printf(STDout, "%s\n", alstr); 686 else 687 BIO_puts(STDout, "<No Alias>\n"); 688 } else if (subject_hash == i) { 689 BIO_printf(STDout, "%08lx\n", X509_subject_name_hash(x)); 690 } else if (issuer_hash == i) { 691 BIO_printf(STDout, "%08lx\n", X509_issuer_name_hash(x)); 692 } else if (pprint == i) { 693 X509_PURPOSE *ptmp; 694 int j; 695 BIO_printf(STDout, "Certificate purposes:\n"); 696 for (j = 0; j < X509_PURPOSE_get_count(); j++) { 697 ptmp = X509_PURPOSE_get0(j); 698 purpose_print(STDout, x, ptmp); 699 } 700 } else if (modulus == i) { 701 EVP_PKEY *pkey; 702 703 pkey = X509_get_pubkey(x); 704 if (pkey == NULL) { 705 BIO_printf(bio_err, "Modulus=unavailable\n"); 706 ERR_print_errors(bio_err); 707 goto end; 708 } 709 BIO_printf(STDout, "Modulus="); 710#ifndef OPENSSL_NO_RSA 711 if (pkey->type == EVP_PKEY_RSA) 712 BN_print(STDout, pkey->pkey.rsa->n); 713 else 714#endif 715#ifndef OPENSSL_NO_DSA 716 if (pkey->type == EVP_PKEY_DSA) 717 BN_print(STDout, pkey->pkey.dsa->pub_key); 718 else 719#endif 720 BIO_printf(STDout, "Wrong Algorithm type"); 721 BIO_printf(STDout, "\n"); 722 EVP_PKEY_free(pkey); 723 } else if (pubkey == i) { 724 EVP_PKEY *pkey; 725 726 pkey = X509_get_pubkey(x); 727 if (pkey == NULL) { 728 BIO_printf(bio_err, "Error getting public key\n"); 729 ERR_print_errors(bio_err); 730 goto end; 731 } 732 PEM_write_bio_PUBKEY(STDout, pkey); 733 EVP_PKEY_free(pkey); 734 } else if (C == i) { 735 unsigned char *d; 736 char *m; 737 int y, z; 738 739 X509_NAME_oneline(X509_get_subject_name(x), buf, sizeof buf); 740 BIO_printf(STDout, "/* subject:%s */\n", buf); 741 m = X509_NAME_oneline(X509_get_issuer_name(x), buf, 742 sizeof buf); 743 BIO_printf(STDout, "/* issuer :%s */\n", buf); 744 745 z = i2d_X509(x, NULL); 746 m = OPENSSL_malloc(z); 747 748 d = (unsigned char *)m; 749 z = i2d_X509_NAME(X509_get_subject_name(x), &d); 750 BIO_printf(STDout, "unsigned char XXX_subject_name[%d]={\n", 751 z); 752 d = (unsigned char *)m; 753 for (y = 0; y < z; y++) { 754 BIO_printf(STDout, "0x%02X,", d[y]); 755 if ((y & 0x0f) == 0x0f) 756 BIO_printf(STDout, "\n"); 757 } 758 if (y % 16 != 0) 759 BIO_printf(STDout, "\n"); 760 BIO_printf(STDout, "};\n"); 761 762 z = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d); 763 BIO_printf(STDout, "unsigned char XXX_public_key[%d]={\n", z); 764 d = (unsigned char *)m; 765 for (y = 0; y < z; y++) { 766 BIO_printf(STDout, "0x%02X,", d[y]); 767 if ((y & 0x0f) == 0x0f) 768 BIO_printf(STDout, "\n"); 769 } 770 if (y % 16 != 0) 771 BIO_printf(STDout, "\n"); 772 BIO_printf(STDout, "};\n"); 773 774 z = i2d_X509(x, &d); 775 BIO_printf(STDout, "unsigned char XXX_certificate[%d]={\n", 776 z); 777 d = (unsigned char *)m; 778 for (y = 0; y < z; y++) { 779 BIO_printf(STDout, "0x%02X,", d[y]); 780 if ((y & 0x0f) == 0x0f) 781 BIO_printf(STDout, "\n"); 782 } 783 if (y % 16 != 0) 784 BIO_printf(STDout, "\n"); 785 BIO_printf(STDout, "};\n"); 786 787 OPENSSL_free(m); 788 } else if (text == i) { 789 X509_print_ex(out, x, nmflag, certflag); 790 } else if (startdate == i) { 791 BIO_puts(STDout, "notBefore="); 792 ASN1_TIME_print(STDout, X509_get_notBefore(x)); 793 BIO_puts(STDout, "\n"); 794 } else if (enddate == i) { 795 BIO_puts(STDout, "notAfter="); 796 ASN1_TIME_print(STDout, X509_get_notAfter(x)); 797 BIO_puts(STDout, "\n"); 798 } else if (fingerprint == i) { 799 int j; 800 unsigned int n; 801 unsigned char md[EVP_MAX_MD_SIZE]; 802 803 if (!X509_digest(x, digest, md, &n)) { 804 BIO_printf(bio_err, "out of memory\n"); 805 goto end; 806 } 807 BIO_printf(STDout, "%s Fingerprint=", 808 OBJ_nid2sn(EVP_MD_type(digest))); 809 for (j = 0; j < (int)n; j++) { 810 BIO_printf(STDout, "%02X%c", md[j], (j + 1 == (int)n) 811 ? '\n' : ':'); 812 } 813 } 814 815 /* should be in the library */ 816 else if ((sign_flag == i) && (x509req == 0)) { 817 BIO_printf(bio_err, "Getting Private key\n"); 818 if (Upkey == NULL) { 819 Upkey = load_key(bio_err, 820 keyfile, keyformat, 0, 821 passin, e, "Private key"); 822 if (Upkey == NULL) 823 goto end; 824 } 825#ifndef OPENSSL_NO_DSA 826 if (Upkey->type == EVP_PKEY_DSA) 827 digest = EVP_dss1(); 828#endif 829#ifndef OPENSSL_NO_ECDSA 830 if (Upkey->type == EVP_PKEY_EC) 831 digest = EVP_ecdsa(); 832#endif 833 834 assert(need_rand); 835 if (!sign(x, Upkey, days, clrext, digest, extconf, extsect)) 836 goto end; 837 } else if (CA_flag == i) { 838 BIO_printf(bio_err, "Getting CA Private Key\n"); 839 if (CAkeyfile != NULL) { 840 CApkey = load_key(bio_err, 841 CAkeyfile, CAkeyformat, 842 0, passin, e, "CA Private Key"); 843 if (CApkey == NULL) 844 goto end; 845 } 846#ifndef OPENSSL_NO_DSA 847 if (CApkey->type == EVP_PKEY_DSA) 848 digest = EVP_dss1(); 849#endif 850#ifndef OPENSSL_NO_ECDSA 851 if (CApkey->type == EVP_PKEY_EC) 852 digest = EVP_ecdsa(); 853#endif 854 855 assert(need_rand); 856 if (!x509_certify(ctx, CAfile, digest, x, xca, 857 CApkey, CAserial, CA_createserial, days, 858 clrext, extconf, extsect, sno)) 859 goto end; 860 } else if (x509req == i) { 861 EVP_PKEY *pk; 862 863 BIO_printf(bio_err, "Getting request Private Key\n"); 864 if (keyfile == NULL) { 865 BIO_printf(bio_err, "no request key file specified\n"); 866 goto end; 867 } else { 868 pk = load_key(bio_err, 869 keyfile, keyformat, 0, 870 passin, e, "request key"); 871 if (pk == NULL) 872 goto end; 873 } 874 875 BIO_printf(bio_err, "Generating certificate request\n"); 876 877#ifndef OPENSSL_NO_DSA 878 if (pk->type == EVP_PKEY_DSA) 879 digest = EVP_dss1(); 880#endif 881#ifndef OPENSSL_NO_ECDSA 882 if (pk->type == EVP_PKEY_EC) 883 digest = EVP_ecdsa(); 884#endif 885 886 rq = X509_to_X509_REQ(x, pk, digest); 887 EVP_PKEY_free(pk); 888 if (rq == NULL) { 889 ERR_print_errors(bio_err); 890 goto end; 891 } 892 if (!noout) { 893 X509_REQ_print(out, rq); 894 PEM_write_bio_X509_REQ(out, rq); 895 } 896 noout = 1; 897 } else if (ocspid == i) { 898 X509_ocspid_print(out, x); 899 } 900 } 901 } 902 903 if (checkend) { 904 time_t tcheck = time(NULL) + checkoffset; 905 906 if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0) { 907 BIO_printf(out, "Certificate will expire\n"); 908 ret = 1; 909 } else { 910 BIO_printf(out, "Certificate will not expire\n"); 911 ret = 0; 912 } 913 goto end; 914 } 915 916 if (noout) { 917 ret = 0; 918 goto end; 919 } 920 921 if (outformat == FORMAT_ASN1) 922 i = i2d_X509_bio(out, x); 923 else if (outformat == FORMAT_PEM) { 924 if (trustout) 925 i = PEM_write_bio_X509_AUX(out, x); 926 else 927 i = PEM_write_bio_X509(out, x); 928 } else if (outformat == FORMAT_NETSCAPE) { 929 ASN1_HEADER ah; 930 ASN1_OCTET_STRING os; 931 932 os.data = (unsigned char *)NETSCAPE_CERT_HDR; 933 os.length = strlen(NETSCAPE_CERT_HDR); 934 ah.header = &os; 935 ah.data = (char *)x; 936 ah.meth = X509_asn1_meth(); 937 938 i = ASN1_i2d_bio_of(ASN1_HEADER, i2d_ASN1_HEADER, out, &ah); 939 } else { 940 BIO_printf(bio_err, "bad output format specified for outfile\n"); 941 goto end; 942 } 943 if (!i) { 944 BIO_printf(bio_err, "unable to write certificate\n"); 945 ERR_print_errors(bio_err); 946 goto end; 947 } 948 ret = 0; 949 end: 950 if (need_rand) 951 app_RAND_write_file(NULL, bio_err); 952 OBJ_cleanup(); 953 NCONF_free(extconf); 954 BIO_free_all(out); 955 BIO_free_all(STDout); 956 X509_STORE_free(ctx); 957 X509_REQ_free(req); 958 X509_free(x); 959 X509_free(xca); 960 EVP_PKEY_free(Upkey); 961 EVP_PKEY_free(CApkey); 962 X509_REQ_free(rq); 963 ASN1_INTEGER_free(sno); 964 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free); 965 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free); 966 if (passin) 967 OPENSSL_free(passin); 968 apps_shutdown(); 969 OPENSSL_EXIT(ret); 970} 971 972static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, 973 int create) 974{ 975 char *buf = NULL, *p; 976 ASN1_INTEGER *bs = NULL; 977 BIGNUM *serial = NULL; 978 size_t len; 979 980 len = ((serialfile == NULL) 981 ? (strlen(CAfile) + strlen(POSTFIX) + 1) 982 : (strlen(serialfile))) + 1; 983 buf = OPENSSL_malloc(len); 984 if (buf == NULL) { 985 BIO_printf(bio_err, "out of mem\n"); 986 goto end; 987 } 988 if (serialfile == NULL) { 989 BUF_strlcpy(buf, CAfile, len); 990 for (p = buf; *p; p++) 991 if (*p == '.') { 992 *p = '\0'; 993 break; 994 } 995 BUF_strlcat(buf, POSTFIX, len); 996 } else 997 BUF_strlcpy(buf, serialfile, len); 998 999 serial = load_serial(buf, create, NULL); 1000 if (serial == NULL) 1001 goto end; 1002 1003 if (!BN_add_word(serial, 1)) { 1004 BIO_printf(bio_err, "add_word failure\n"); 1005 goto end; 1006 } 1007 1008 if (!save_serial(buf, NULL, serial, &bs)) 1009 goto end; 1010 1011 end: 1012 if (buf) 1013 OPENSSL_free(buf); 1014 BN_free(serial); 1015 return bs; 1016} 1017 1018static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, 1019 X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, 1020 int create, int days, int clrext, CONF *conf, 1021 char *section, ASN1_INTEGER *sno) 1022{ 1023 int ret = 0; 1024 ASN1_INTEGER *bs = NULL; 1025 X509_STORE_CTX xsc; 1026 EVP_PKEY *upkey; 1027 1028 upkey = X509_get_pubkey(xca); 1029 EVP_PKEY_copy_parameters(upkey, pkey); 1030 EVP_PKEY_free(upkey); 1031 1032 if (!X509_STORE_CTX_init(&xsc, ctx, x, NULL)) { 1033 BIO_printf(bio_err, "Error initialising X509 store\n"); 1034 goto end; 1035 } 1036 if (sno) 1037 bs = sno; 1038 else if (!(bs = x509_load_serial(CAfile, serialfile, create))) 1039 goto end; 1040 1041/* if (!X509_STORE_add_cert(ctx,x)) goto end;*/ 1042 1043 /* 1044 * NOTE: this certificate can/should be self signed, unless it was a 1045 * certificate request in which case it is not. 1046 */ 1047 X509_STORE_CTX_set_cert(&xsc, x); 1048 X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE); 1049 if (!reqfile && X509_verify_cert(&xsc) <= 0) 1050 goto end; 1051 1052 if (!X509_check_private_key(xca, pkey)) { 1053 BIO_printf(bio_err, 1054 "CA certificate and CA private key do not match\n"); 1055 goto end; 1056 } 1057 1058 if (!X509_set_issuer_name(x, X509_get_subject_name(xca))) 1059 goto end; 1060 if (!X509_set_serialNumber(x, bs)) 1061 goto end; 1062 1063 if (X509_gmtime_adj(X509_get_notBefore(x), 0L) == NULL) 1064 goto end; 1065 1066 /* hardwired expired */ 1067 if (X509_gmtime_adj(X509_get_notAfter(x), (long)60 * 60 * 24 * days) == 1068 NULL) 1069 goto end; 1070 1071 if (clrext) { 1072 while (X509_get_ext_count(x) > 0) 1073 X509_delete_ext(x, 0); 1074 } 1075 1076 if (conf) { 1077 X509V3_CTX ctx2; 1078 X509_set_version(x, 2); /* version 3 certificate */ 1079 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); 1080 X509V3_set_nconf(&ctx2, conf); 1081 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) 1082 goto end; 1083 } 1084 1085 if (!X509_sign(x, pkey, digest)) 1086 goto end; 1087 ret = 1; 1088 end: 1089 X509_STORE_CTX_cleanup(&xsc); 1090 if (!ret) 1091 ERR_print_errors(bio_err); 1092 if (!sno) 1093 ASN1_INTEGER_free(bs); 1094 return ret; 1095} 1096 1097static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx) 1098{ 1099 int err; 1100 X509 *err_cert; 1101 1102 /* 1103 * it is ok to use a self signed certificate This case will catch both 1104 * the initial ok == 0 and the final ok == 1 calls to this function 1105 */ 1106 err = X509_STORE_CTX_get_error(ctx); 1107 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) 1108 return 1; 1109 1110 /* 1111 * BAD we should have gotten an error. Normally if everything worked 1112 * X509_STORE_CTX_get_error(ctx) will still be set to 1113 * DEPTH_ZERO_SELF_.... 1114 */ 1115 if (ok) { 1116 BIO_printf(bio_err, 1117 "error with certificate to be certified - should be self signed\n"); 1118 return 0; 1119 } else { 1120 err_cert = X509_STORE_CTX_get_current_cert(ctx); 1121 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0); 1122 BIO_printf(bio_err, 1123 "error with certificate - error %d at depth %d\n%s\n", err, 1124 X509_STORE_CTX_get_error_depth(ctx), 1125 X509_verify_cert_error_string(err)); 1126 return 1; 1127 } 1128} 1129 1130/* self sign */ 1131static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, 1132 const EVP_MD *digest, CONF *conf, char *section) 1133{ 1134 1135 EVP_PKEY *pktmp; 1136 1137 pktmp = X509_get_pubkey(x); 1138 EVP_PKEY_copy_parameters(pktmp, pkey); 1139 EVP_PKEY_save_parameters(pktmp, 1); 1140 EVP_PKEY_free(pktmp); 1141 1142 if (!X509_set_issuer_name(x, X509_get_subject_name(x))) 1143 goto err; 1144 if (X509_gmtime_adj(X509_get_notBefore(x), 0) == NULL) 1145 goto err; 1146 1147 /* Lets just make it 12:00am GMT, Jan 1 1970 */ 1148 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ 1149 /* 28 days to be certified */ 1150 1151 if (X509_gmtime_adj(X509_get_notAfter(x), (long)60 * 60 * 24 * days) == 1152 NULL) 1153 goto err; 1154 1155 if (!X509_set_pubkey(x, pkey)) 1156 goto err; 1157 if (clrext) { 1158 while (X509_get_ext_count(x) > 0) 1159 X509_delete_ext(x, 0); 1160 } 1161 if (conf) { 1162 X509V3_CTX ctx; 1163 X509_set_version(x, 2); /* version 3 certificate */ 1164 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); 1165 X509V3_set_nconf(&ctx, conf); 1166 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) 1167 goto err; 1168 } 1169 if (!X509_sign(x, pkey, digest)) 1170 goto err; 1171 return 1; 1172 err: 1173 ERR_print_errors(bio_err); 1174 return 0; 1175} 1176 1177static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt) 1178{ 1179 int id, i, idret; 1180 char *pname; 1181 id = X509_PURPOSE_get_id(pt); 1182 pname = X509_PURPOSE_get0_name(pt); 1183 for (i = 0; i < 2; i++) { 1184 idret = X509_check_purpose(cert, id, i); 1185 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 1186 if (idret == 1) 1187 BIO_printf(bio, "Yes\n"); 1188 else if (idret == 0) 1189 BIO_printf(bio, "No\n"); 1190 else 1191 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret); 1192 } 1193 return 1; 1194} 1195