1 /* $OpenBSD: pkcs12.c,v 1.25 2023/03/06 14:32:06 tb Exp $ */ 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3 * project. 4 */ 5 /* ==================================================================== 6 * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 20 * 3. All advertising materials mentioning features or use of this 21 * software must display the following acknowledgment: 22 * "This product includes software developed by the OpenSSL Project 23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24 * 25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26 * endorse or promote products derived from this software without 27 * prior written permission. For written permission, please contact 28 * licensing@OpenSSL.org. 29 * 30 * 5. Products derived from this software may not be called "OpenSSL" 31 * nor may "OpenSSL" appear in their names without prior written 32 * permission of the OpenSSL Project. 33 * 34 * 6. Redistributions of any form whatsoever must retain the following 35 * acknowledgment: 36 * "This product includes software developed by the OpenSSL Project 37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38 * 39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50 * OF THE POSSIBILITY OF SUCH DAMAGE. 51 * ==================================================================== 52 * 53 * This product includes cryptographic software written by Eric Young 54 * (eay@cryptsoft.com). This product includes software written by Tim 55 * Hudson (tjh@cryptsoft.com). 56 * 57 */ 58 59 #include <openssl/opensslconf.h> 60 61 #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1) 62 63 #include <stdio.h> 64 #include <stdlib.h> 65 #include <string.h> 66 67 #include "apps.h" 68 69 #include <openssl/crypto.h> 70 #include <openssl/err.h> 71 #include <openssl/pem.h> 72 #include <openssl/pkcs12.h> 73 74 #define NOKEYS 0x1 75 #define NOCERTS 0x2 76 #define INFO 0x4 77 #define CLCERTS 0x8 78 #define CACERTS 0x10 79 80 static int get_cert_chain(X509 *cert, X509_STORE *store, 81 STACK_OF(X509) **chain); 82 static int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, 83 int options, char *pempass); 84 static int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags, 85 char *pass, int passlen, int options, char *pempass); 86 static int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass, 87 int passlen, int options, char *pempass); 88 static int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst, 89 const char *name); 90 static void hex_prin(BIO *out, unsigned char *buf, int len); 91 static int alg_print(BIO *x, const X509_ALGOR *alg); 92 static int set_pbe(BIO *err, int *ppbe, const char *str); 93 94 static struct { 95 int add_lmk; 96 char *CAfile; 97 STACK_OF(OPENSSL_STRING) *canames; 98 char *CApath; 99 int cert_pbe; 100 char *certfile; 101 int chain; 102 char *csp_name; 103 const EVP_CIPHER *enc; 104 int export_cert; 105 int key_pbe; 106 char *keyname; 107 int keytype; 108 char *infile; 109 int iter; 110 char *macalg; 111 int maciter; 112 int macver; 113 char *name; 114 int noprompt; 115 int options; 116 char *outfile; 117 char *passarg; 118 char *passargin; 119 char *passargout; 120 int twopass; 121 } cfg; 122 123 static int 124 pkcs12_opt_canames(char *arg) 125 { 126 if (cfg.canames == NULL && 127 (cfg.canames = sk_OPENSSL_STRING_new_null()) == NULL) 128 return (1); 129 130 if (!sk_OPENSSL_STRING_push(cfg.canames, arg)) 131 return (1); 132 133 return (0); 134 } 135 136 static int 137 pkcs12_opt_cert_pbe(char *arg) 138 { 139 return (!set_pbe(bio_err, &cfg.cert_pbe, arg)); 140 } 141 142 static int 143 pkcs12_opt_key_pbe(char *arg) 144 { 145 return (!set_pbe(bio_err, &cfg.key_pbe, arg)); 146 } 147 148 static int 149 pkcs12_opt_passarg(char *arg) 150 { 151 cfg.passarg = arg; 152 cfg.noprompt = 1; 153 return (0); 154 } 155 156 static const EVP_CIPHER *get_cipher_by_name(char *name) 157 { 158 if (name == NULL || strcmp(name, "") == 0) 159 return (NULL); 160 #ifndef OPENSSL_NO_AES 161 else if (strcmp(name, "aes128") == 0) 162 return EVP_aes_128_cbc(); 163 else if (strcmp(name, "aes192") == 0) 164 return EVP_aes_192_cbc(); 165 else if (strcmp(name, "aes256") == 0) 166 return EVP_aes_256_cbc(); 167 #endif 168 #ifndef OPENSSL_NO_CAMELLIA 169 else if (strcmp(name, "camellia128") == 0) 170 return EVP_camellia_128_cbc(); 171 else if (strcmp(name, "camellia192") == 0) 172 return EVP_camellia_192_cbc(); 173 else if (strcmp(name, "camellia256") == 0) 174 return EVP_camellia_256_cbc(); 175 #endif 176 #ifndef OPENSSL_NO_DES 177 else if (strcmp(name, "des") == 0) 178 return EVP_des_cbc(); 179 else if (strcmp(name, "des3") == 0) 180 return EVP_des_ede3_cbc(); 181 #endif 182 #ifndef OPENSSL_NO_IDEA 183 else if (strcmp(name, "idea") == 0) 184 return EVP_idea_cbc(); 185 #endif 186 else 187 return (NULL); 188 } 189 190 static int 191 pkcs12_opt_enc(int argc, char **argv, int *argsused) 192 { 193 char *name = argv[0]; 194 195 if (*name++ != '-') 196 return (1); 197 198 if (strcmp(name, "nodes") == 0) 199 cfg.enc = NULL; 200 else if ((cfg.enc = get_cipher_by_name(name)) == NULL) 201 return (1); 202 203 *argsused = 1; 204 return (0); 205 } 206 207 static const struct option pkcs12_options[] = { 208 #ifndef OPENSSL_NO_AES 209 { 210 .name = "aes128", 211 .desc = "Encrypt PEM output with CBC AES", 212 .type = OPTION_ARGV_FUNC, 213 .opt.argvfunc = pkcs12_opt_enc, 214 }, 215 { 216 .name = "aes192", 217 .desc = "Encrypt PEM output with CBC AES", 218 .type = OPTION_ARGV_FUNC, 219 .opt.argvfunc = pkcs12_opt_enc, 220 }, 221 { 222 .name = "aes256", 223 .desc = "Encrypt PEM output with CBC AES", 224 .type = OPTION_ARGV_FUNC, 225 .opt.argvfunc = pkcs12_opt_enc, 226 }, 227 #endif 228 #ifndef OPENSSL_NO_CAMELLIA 229 { 230 .name = "camellia128", 231 .desc = "Encrypt PEM output with CBC Camellia", 232 .type = OPTION_ARGV_FUNC, 233 .opt.argvfunc = pkcs12_opt_enc, 234 }, 235 { 236 .name = "camellia192", 237 .desc = "Encrypt PEM output with CBC Camellia", 238 .type = OPTION_ARGV_FUNC, 239 .opt.argvfunc = pkcs12_opt_enc, 240 }, 241 { 242 .name = "camellia256", 243 .desc = "Encrypt PEM output with CBC Camellia", 244 .type = OPTION_ARGV_FUNC, 245 .opt.argvfunc = pkcs12_opt_enc, 246 }, 247 #endif 248 { 249 .name = "des", 250 .desc = "Encrypt private keys with DES", 251 .type = OPTION_ARGV_FUNC, 252 .opt.argvfunc = pkcs12_opt_enc, 253 }, 254 { 255 .name = "des3", 256 .desc = "Encrypt private keys with triple DES (default)", 257 .type = OPTION_ARGV_FUNC, 258 .opt.argvfunc = pkcs12_opt_enc, 259 }, 260 #ifndef OPENSSL_NO_IDEA 261 { 262 .name = "idea", 263 .desc = "Encrypt private keys with IDEA", 264 .type = OPTION_ARGV_FUNC, 265 .opt.argvfunc = pkcs12_opt_enc, 266 }, 267 #endif 268 { 269 .name = "cacerts", 270 .desc = "Only output CA certificates", 271 .type = OPTION_VALUE_OR, 272 .opt.value = &cfg.options, 273 .value = CACERTS, 274 }, 275 { 276 .name = "CAfile", 277 .argname = "file", 278 .desc = "PEM format file of CA certificates", 279 .type = OPTION_ARG, 280 .opt.arg = &cfg.CAfile, 281 }, 282 { 283 .name = "caname", 284 .argname = "name", 285 .desc = "Use name as CA friendly name (can be used more than once)", 286 .type = OPTION_ARG_FUNC, 287 .opt.argfunc = pkcs12_opt_canames, 288 }, 289 { 290 .name = "CApath", 291 .argname = "directory", 292 .desc = "PEM format directory of CA certificates", 293 .type = OPTION_ARG, 294 .opt.arg = &cfg.CApath, 295 }, 296 { 297 .name = "certfile", 298 .argname = "file", 299 .desc = "Add all certs in file", 300 .type = OPTION_ARG, 301 .opt.arg = &cfg.certfile, 302 }, 303 { 304 .name = "certpbe", 305 .argname = "alg", 306 .desc = "Specify certificate PBE algorithm (default RC2-40)", 307 .type = OPTION_ARG_FUNC, 308 .opt.argfunc = pkcs12_opt_cert_pbe, 309 }, 310 { 311 .name = "chain", 312 .desc = "Add certificate chain", 313 .type = OPTION_FLAG, 314 .opt.flag = &cfg.chain, 315 }, 316 { 317 .name = "clcerts", 318 .desc = "Only output client certificates", 319 .type = OPTION_VALUE_OR, 320 .opt.value = &cfg.options, 321 .value = CLCERTS, 322 }, 323 { 324 .name = "CSP", 325 .argname = "name", 326 .desc = "Microsoft CSP name", 327 .type = OPTION_ARG, 328 .opt.arg = &cfg.csp_name, 329 }, 330 { 331 .name = "descert", 332 .desc = "Encrypt PKCS#12 certificates with triple DES (default RC2-40)", 333 .type = OPTION_VALUE, 334 .opt.value = &cfg.cert_pbe, 335 .value = NID_pbe_WithSHA1And3_Key_TripleDES_CBC, 336 }, 337 { 338 .name = "export", 339 .desc = "Output PKCS#12 file", 340 .type = OPTION_FLAG, 341 .opt.flag = &cfg.export_cert, 342 }, 343 { 344 .name = "in", 345 .argname = "file", 346 .desc = "Input filename", 347 .type = OPTION_ARG, 348 .opt.arg = &cfg.infile, 349 }, 350 { 351 .name = "info", 352 .desc = "Give info about PKCS#12 structure", 353 .type = OPTION_VALUE_OR, 354 .opt.value = &cfg.options, 355 .value = INFO, 356 }, 357 { 358 .name = "inkey", 359 .argname = "file", 360 .desc = "Private key if not infile", 361 .type = OPTION_ARG, 362 .opt.arg = &cfg.keyname, 363 }, 364 { 365 .name = "keyex", 366 .desc = "Set MS key exchange type", 367 .type = OPTION_VALUE, 368 .opt.value = &cfg.keytype, 369 .value = KEY_EX, 370 }, 371 { 372 .name = "keypbe", 373 .argname = "alg", 374 .desc = "Specify private key PBE algorithm (default 3DES)", 375 .type = OPTION_ARG_FUNC, 376 .opt.argfunc = pkcs12_opt_key_pbe, 377 }, 378 { 379 .name = "keysig", 380 .desc = "Set MS key signature type", 381 .type = OPTION_VALUE, 382 .opt.value = &cfg.keytype, 383 .value = KEY_SIG, 384 }, 385 { 386 .name = "LMK", 387 .desc = "Add local machine keyset attribute to private key", 388 .type = OPTION_FLAG, 389 .opt.flag = &cfg.add_lmk, 390 }, 391 { 392 .name = "macalg", 393 .argname = "alg", 394 .desc = "Digest algorithm used in MAC (default SHA1)", 395 .type = OPTION_ARG, 396 .opt.arg = &cfg.macalg, 397 }, 398 { 399 .name = "maciter", 400 .desc = "Use MAC iteration", 401 .type = OPTION_VALUE, 402 .opt.value = &cfg.maciter, 403 .value = PKCS12_DEFAULT_ITER, 404 }, 405 { 406 .name = "name", 407 .argname = "name", 408 .desc = "Use name as friendly name", 409 .type = OPTION_ARG, 410 .opt.arg = &cfg.name, 411 }, 412 { 413 .name = "nocerts", 414 .desc = "Don't output certificates", 415 .type = OPTION_VALUE_OR, 416 .opt.value = &cfg.options, 417 .value = NOCERTS, 418 }, 419 { 420 .name = "nodes", 421 .desc = "Don't encrypt private keys", 422 .type = OPTION_ARGV_FUNC, 423 .opt.argvfunc = pkcs12_opt_enc, 424 }, 425 { 426 .name = "noiter", 427 .desc = "Don't use encryption iteration", 428 .type = OPTION_VALUE, 429 .opt.value = &cfg.iter, 430 .value = 1, 431 }, 432 { 433 .name = "nokeys", 434 .desc = "Don't output private keys", 435 .type = OPTION_VALUE_OR, 436 .opt.value = &cfg.options, 437 .value = NOKEYS, 438 }, 439 { 440 .name = "nomac", 441 .desc = "Don't generate MAC", 442 .type = OPTION_VALUE, 443 .opt.value = &cfg.maciter, 444 .value = -1, 445 }, 446 { 447 .name = "nomaciter", 448 .desc = "Don't use MAC iteration", 449 .type = OPTION_VALUE, 450 .opt.value = &cfg.maciter, 451 .value = 1, 452 }, 453 { 454 .name = "nomacver", 455 .desc = "Don't verify MAC", 456 .type = OPTION_VALUE, 457 .opt.value = &cfg.macver, 458 .value = 0, 459 }, 460 { 461 .name = "noout", 462 .desc = "Don't output anything, just verify", 463 .type = OPTION_VALUE_OR, 464 .opt.value = &cfg.options, 465 .value = (NOKEYS | NOCERTS), 466 }, 467 { 468 .name = "out", 469 .argname = "file", 470 .desc = "Output filename", 471 .type = OPTION_ARG, 472 .opt.arg = &cfg.outfile, 473 }, 474 { 475 .name = "passin", 476 .argname = "arg", 477 .desc = "Input file passphrase source", 478 .type = OPTION_ARG, 479 .opt.arg = &cfg.passargin, 480 }, 481 { 482 .name = "passout", 483 .argname = "arg", 484 .desc = "Output file passphrase source", 485 .type = OPTION_ARG, 486 .opt.arg = &cfg.passargout, 487 }, 488 { 489 .name = "password", 490 .argname = "arg", 491 .desc = "Set import/export password source", 492 .type = OPTION_ARG_FUNC, 493 .opt.argfunc = pkcs12_opt_passarg, 494 }, 495 { 496 .name = "twopass", 497 .desc = "Separate MAC, encryption passwords", 498 .type = OPTION_FLAG, 499 .opt.flag = &cfg.twopass, 500 }, 501 { NULL }, 502 }; 503 504 static void 505 pkcs12_usage(void) 506 { 507 fprintf(stderr, "usage: pkcs12 [-aes128 | -aes192 | -aes256 |"); 508 fprintf(stderr, " -camellia128 |\n"); 509 fprintf(stderr, " -camellia192 | -camellia256 | -des | -des3 |"); 510 fprintf(stderr, " -idea]\n"); 511 fprintf(stderr, " [-cacerts] [-CAfile file] [-caname name]\n"); 512 fprintf(stderr, " [-CApath directory] [-certfile file]"); 513 fprintf(stderr, " [-certpbe alg]\n"); 514 fprintf(stderr, " [-chain] [-clcerts] [-CSP name] [-descert]"); 515 fprintf(stderr, " [-export]\n"); 516 fprintf(stderr, " [-in file] [-info] [-inkey file] [-keyex]"); 517 fprintf(stderr, " [-keypbe alg]\n"); 518 fprintf(stderr, " [-keysig] [-LMK] [-macalg alg] [-maciter]"); 519 fprintf(stderr, " [-name name]\n"); 520 fprintf(stderr, " [-nocerts] [-nodes] [-noiter] [-nokeys]"); 521 fprintf(stderr, " [-nomac]\n"); 522 fprintf(stderr, " [-nomaciter] [-nomacver] [-noout] [-out file]\n"); 523 fprintf(stderr, " [-passin arg] [-passout arg] [-password arg]"); 524 fprintf(stderr, " [-twopass]\n\n"); 525 options_usage(pkcs12_options); 526 fprintf(stderr, "\n"); 527 } 528 529 int 530 pkcs12_main(int argc, char **argv) 531 { 532 BIO *in = NULL, *out = NULL; 533 PKCS12 *p12 = NULL; 534 char pass[50], macpass[50]; 535 int ret = 1; 536 char *cpass = NULL, *mpass = NULL; 537 char *passin = NULL, *passout = NULL; 538 539 if (pledge("stdio cpath wpath rpath tty", NULL) == -1) { 540 perror("pledge"); 541 exit(1); 542 } 543 544 memset(&cfg, 0, sizeof(cfg)); 545 cfg.cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC; 546 cfg.enc = EVP_des_ede3_cbc(); 547 cfg.iter = PKCS12_DEFAULT_ITER; 548 cfg.key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; 549 cfg.maciter = PKCS12_DEFAULT_ITER; 550 cfg.macver = 1; 551 552 if (options_parse(argc, argv, pkcs12_options, NULL, NULL) != 0) { 553 pkcs12_usage(); 554 goto end; 555 } 556 557 if (cfg.passarg != NULL) { 558 if (cfg.export_cert) 559 cfg.passargout = cfg.passarg; 560 else 561 cfg.passargin = cfg.passarg; 562 } 563 if (!app_passwd(bio_err, cfg.passargin, 564 cfg.passargout, &passin, &passout)) { 565 BIO_printf(bio_err, "Error getting passwords\n"); 566 goto end; 567 } 568 if (cpass == NULL) { 569 if (cfg.export_cert) 570 cpass = passout; 571 else 572 cpass = passin; 573 } 574 if (cpass != NULL) { 575 mpass = cpass; 576 cfg.noprompt = 1; 577 } else { 578 cpass = pass; 579 mpass = macpass; 580 } 581 582 if (cfg.infile == NULL) 583 in = BIO_new_fp(stdin, BIO_NOCLOSE); 584 else 585 in = BIO_new_file(cfg.infile, "rb"); 586 if (in == NULL) { 587 BIO_printf(bio_err, "Error opening input file %s\n", 588 cfg.infile ? cfg.infile : "<stdin>"); 589 perror(cfg.infile); 590 goto end; 591 } 592 593 if (cfg.outfile == NULL) { 594 out = BIO_new_fp(stdout, BIO_NOCLOSE); 595 } else 596 out = BIO_new_file(cfg.outfile, "wb"); 597 if (out == NULL) { 598 BIO_printf(bio_err, "Error opening output file %s\n", 599 cfg.outfile ? cfg.outfile : "<stdout>"); 600 perror(cfg.outfile); 601 goto end; 602 } 603 if (cfg.twopass) { 604 if (EVP_read_pw_string(macpass, sizeof macpass, 605 "Enter MAC Password:", cfg.export_cert)) { 606 BIO_printf(bio_err, "Can't read Password\n"); 607 goto end; 608 } 609 } 610 if (cfg.export_cert) { 611 EVP_PKEY *key = NULL; 612 X509 *ucert = NULL, *x = NULL; 613 STACK_OF(X509) *certs = NULL; 614 const EVP_MD *macmd = NULL; 615 unsigned char *catmp = NULL; 616 int i; 617 618 if ((cfg.options & (NOCERTS | NOKEYS)) == 619 (NOCERTS | NOKEYS)) { 620 BIO_printf(bio_err, "Nothing to do!\n"); 621 goto export_end; 622 } 623 if (cfg.options & NOCERTS) 624 cfg.chain = 0; 625 626 if (!(cfg.options & NOKEYS)) { 627 key = load_key(bio_err, cfg.keyname ? 628 cfg.keyname : cfg.infile, 629 FORMAT_PEM, 1, passin, "private key"); 630 if (!key) 631 goto export_end; 632 } 633 634 /* Load in all certs in input file */ 635 if (!(cfg.options & NOCERTS)) { 636 certs = load_certs(bio_err, cfg.infile, 637 FORMAT_PEM, NULL, "certificates"); 638 if (certs == NULL) 639 goto export_end; 640 641 if (key != NULL) { 642 /* Look for matching private key */ 643 for (i = 0; i < sk_X509_num(certs); i++) { 644 x = sk_X509_value(certs, i); 645 if (X509_check_private_key(x, key)) { 646 ucert = x; 647 /* Zero keyid and alias */ 648 X509_keyid_set1(ucert, NULL, 0); 649 X509_alias_set1(ucert, NULL, 0); 650 /* Remove from list */ 651 (void) sk_X509_delete(certs, i); 652 break; 653 } 654 } 655 if (ucert == NULL) { 656 BIO_printf(bio_err, 657 "No certificate matches private key\n"); 658 goto export_end; 659 } 660 } 661 } 662 663 /* Add any more certificates asked for */ 664 if (cfg.certfile != NULL) { 665 STACK_OF(X509) *morecerts = NULL; 666 if ((morecerts = load_certs(bio_err, 667 cfg.certfile, FORMAT_PEM, NULL, 668 "certificates from certfile")) == NULL) 669 goto export_end; 670 while (sk_X509_num(morecerts) > 0) 671 sk_X509_push(certs, sk_X509_shift(morecerts)); 672 sk_X509_free(morecerts); 673 } 674 675 676 /* If chaining get chain from user cert */ 677 if (cfg.chain) { 678 int vret; 679 STACK_OF(X509) *chain2; 680 X509_STORE *store = X509_STORE_new(); 681 if (store == NULL) { 682 BIO_printf(bio_err, 683 "Memory allocation error\n"); 684 goto export_end; 685 } 686 if (!X509_STORE_load_locations(store, 687 cfg.CAfile, cfg.CApath)) 688 X509_STORE_set_default_paths(store); 689 690 vret = get_cert_chain(ucert, store, &chain2); 691 X509_STORE_free(store); 692 693 if (vret == X509_V_OK) { 694 /* Exclude verified certificate */ 695 for (i = 1; i < sk_X509_num(chain2); i++) 696 sk_X509_push(certs, sk_X509_value( 697 chain2, i)); 698 /* Free first certificate */ 699 X509_free(sk_X509_value(chain2, 0)); 700 sk_X509_free(chain2); 701 } else { 702 if (vret != X509_V_ERR_UNSPECIFIED) 703 BIO_printf(bio_err, 704 "Error %s getting chain.\n", 705 X509_verify_cert_error_string( 706 vret)); 707 else 708 ERR_print_errors(bio_err); 709 goto export_end; 710 } 711 } 712 /* Add any CA names */ 713 714 for (i = 0; i < sk_OPENSSL_STRING_num(cfg.canames); 715 i++) { 716 catmp = (unsigned char *) sk_OPENSSL_STRING_value( 717 cfg.canames, i); 718 X509_alias_set1(sk_X509_value(certs, i), catmp, -1); 719 } 720 721 if (cfg.csp_name != NULL && key != NULL) 722 EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name, 723 MBSTRING_ASC, 724 (unsigned char *) cfg.csp_name, -1); 725 726 if (cfg.add_lmk && key != NULL) 727 EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, 728 -1); 729 730 if (!cfg.noprompt && 731 EVP_read_pw_string(pass, sizeof pass, 732 "Enter Export Password:", 1)) { 733 BIO_printf(bio_err, "Can't read Password\n"); 734 goto export_end; 735 } 736 if (!cfg.twopass) 737 strlcpy(macpass, pass, sizeof macpass); 738 739 740 p12 = PKCS12_create(cpass, cfg.name, key, ucert, 741 certs, cfg.key_pbe, cfg.cert_pbe, 742 cfg.iter, -1, cfg.keytype); 743 744 if (p12 == NULL) { 745 ERR_print_errors(bio_err); 746 goto export_end; 747 } 748 if (cfg.macalg != NULL) { 749 macmd = EVP_get_digestbyname(cfg.macalg); 750 if (macmd == NULL) { 751 BIO_printf(bio_err, 752 "Unknown digest algorithm %s\n", 753 cfg.macalg); 754 } 755 } 756 if (cfg.maciter != -1) 757 PKCS12_set_mac(p12, mpass, -1, NULL, 0, 758 cfg.maciter, macmd); 759 760 i2d_PKCS12_bio(out, p12); 761 762 ret = 0; 763 764 export_end: 765 EVP_PKEY_free(key); 766 sk_X509_pop_free(certs, X509_free); 767 X509_free(ucert); 768 769 goto end; 770 771 } 772 if ((p12 = d2i_PKCS12_bio(in, NULL)) == NULL) { 773 ERR_print_errors(bio_err); 774 goto end; 775 } 776 if (!cfg.noprompt && EVP_read_pw_string(pass, sizeof pass, 777 "Enter Import Password:", 0)) { 778 BIO_printf(bio_err, "Can't read Password\n"); 779 goto end; 780 } 781 782 if (!cfg.twopass) 783 strlcpy(macpass, pass, sizeof macpass); 784 785 if ((cfg.options & INFO) != 0 && PKCS12_mac_present(p12)) { 786 const ASN1_INTEGER *iter; 787 788 PKCS12_get0_mac(NULL, NULL, NULL, &iter, p12); 789 BIO_printf(bio_err, "MAC Iteration %ld\n", 790 iter != NULL ? ASN1_INTEGER_get(iter) : 1); 791 } 792 if (cfg.macver) { 793 /* If we enter empty password try no password first */ 794 if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) { 795 /* If mac and crypto pass the same set it to NULL too */ 796 if (!cfg.twopass) 797 cpass = NULL; 798 } else if (!PKCS12_verify_mac(p12, mpass, -1)) { 799 BIO_printf(bio_err, 800 "Mac verify error: invalid password?\n"); 801 ERR_print_errors(bio_err); 802 goto end; 803 } 804 BIO_printf(bio_err, "MAC verified OK\n"); 805 } 806 if (!dump_certs_keys_p12(out, p12, cpass, -1, cfg.options, 807 passout)) { 808 BIO_printf(bio_err, "Error outputting keys and certificates\n"); 809 ERR_print_errors(bio_err); 810 goto end; 811 } 812 ret = 0; 813 end: 814 PKCS12_free(p12); 815 BIO_free(in); 816 BIO_free_all(out); 817 sk_OPENSSL_STRING_free(cfg.canames); 818 free(passin); 819 free(passout); 820 821 return (ret); 822 } 823 824 static int 825 dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options, 826 char *pempass) 827 { 828 STACK_OF(PKCS7) *asafes = NULL; 829 STACK_OF(PKCS12_SAFEBAG) *bags; 830 int i, bagnid; 831 int ret = 0; 832 PKCS7 *p7; 833 834 if ((asafes = PKCS12_unpack_authsafes(p12)) == NULL) 835 return 0; 836 for (i = 0; i < sk_PKCS7_num(asafes); i++) { 837 p7 = sk_PKCS7_value(asafes, i); 838 bagnid = OBJ_obj2nid(p7->type); 839 if (bagnid == NID_pkcs7_data) { 840 bags = PKCS12_unpack_p7data(p7); 841 if (options & INFO) 842 BIO_printf(bio_err, "PKCS7 Data\n"); 843 } else if (bagnid == NID_pkcs7_encrypted) { 844 if (options & INFO) { 845 BIO_printf(bio_err, "PKCS7 Encrypted data: "); 846 alg_print(bio_err, 847 p7->d.encrypted->enc_data->algorithm); 848 } 849 bags = PKCS12_unpack_p7encdata(p7, pass, passlen); 850 } else 851 continue; 852 if (bags == NULL) 853 goto err; 854 if (!dump_certs_pkeys_bags(out, bags, pass, passlen, 855 options, pempass)) { 856 sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); 857 goto err; 858 } 859 sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); 860 bags = NULL; 861 } 862 ret = 1; 863 864 err: 865 sk_PKCS7_pop_free(asafes, PKCS7_free); 866 return ret; 867 } 868 869 static int 870 dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags, 871 char *pass, int passlen, int options, char *pempass) 872 { 873 int i; 874 875 for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) { 876 if (!dump_certs_pkeys_bag(out, 877 sk_PKCS12_SAFEBAG_value(bags, i), 878 pass, passlen, 879 options, pempass)) 880 return 0; 881 } 882 return 1; 883 } 884 885 static int 886 dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass, int passlen, 887 int options, char *pempass) 888 { 889 EVP_PKEY *pkey; 890 const STACK_OF(X509_ATTRIBUTE) *attrs; 891 X509 *x509; 892 893 attrs = PKCS12_SAFEBAG_get0_attrs(bag); 894 895 switch (PKCS12_SAFEBAG_get_nid(bag)) { 896 case NID_keyBag: 897 { 898 const PKCS8_PRIV_KEY_INFO *p8; 899 900 if (options & INFO) 901 BIO_printf(bio_err, "Key bag\n"); 902 if (options & NOKEYS) 903 return 1; 904 print_attribs(out, attrs, "Bag Attributes"); 905 if ((p8 = PKCS12_SAFEBAG_get0_p8inf(bag)) == NULL) 906 return 0; 907 if ((pkey = EVP_PKCS82PKEY(p8)) == NULL) 908 return 0; 909 print_attribs(out, PKCS8_pkey_get0_attrs(p8), "Key Attributes"); 910 PEM_write_bio_PrivateKey(out, pkey, cfg.enc, NULL, 0, 911 NULL, pempass); 912 EVP_PKEY_free(pkey); 913 break; 914 } 915 916 case NID_pkcs8ShroudedKeyBag: 917 { 918 PKCS8_PRIV_KEY_INFO *p8; 919 920 if (options & INFO) { 921 const X509_SIG *tp8; 922 const X509_ALGOR *tp8alg; 923 924 BIO_printf(bio_err, "Shrouded Keybag: "); 925 if ((tp8 = PKCS12_SAFEBAG_get0_pkcs8(bag)) == NULL) 926 return 0; 927 X509_SIG_get0(tp8, &tp8alg, NULL); 928 alg_print(bio_err, tp8alg); 929 } 930 if (options & NOKEYS) 931 return 1; 932 print_attribs(out, attrs, "Bag Attributes"); 933 if ((p8 = PKCS12_decrypt_skey(bag, pass, passlen)) == NULL) 934 return 0; 935 if ((pkey = EVP_PKCS82PKEY(p8)) == NULL) { 936 PKCS8_PRIV_KEY_INFO_free(p8); 937 return 0; 938 } 939 print_attribs(out, PKCS8_pkey_get0_attrs(p8), "Key Attributes"); 940 PKCS8_PRIV_KEY_INFO_free(p8); 941 PEM_write_bio_PrivateKey(out, pkey, cfg.enc, NULL, 0, 942 NULL, pempass); 943 EVP_PKEY_free(pkey); 944 break; 945 } 946 947 case NID_certBag: 948 if (options & INFO) 949 BIO_printf(bio_err, "Certificate bag\n"); 950 if (options & NOCERTS) 951 return 1; 952 if (PKCS12_SAFEBAG_get0_attr(bag, NID_localKeyID) != NULL) { 953 if (options & CACERTS) 954 return 1; 955 } else if (options & CLCERTS) 956 return 1; 957 print_attribs(out, attrs, "Bag Attributes"); 958 if (PKCS12_SAFEBAG_get_bag_nid(bag) != NID_x509Certificate) 959 return 1; 960 if ((x509 = PKCS12_certbag2x509(bag)) == NULL) 961 return 0; 962 dump_cert_text(out, x509); 963 PEM_write_bio_X509(out, x509); 964 X509_free(x509); 965 break; 966 967 case NID_safeContentsBag: 968 if (options & INFO) 969 BIO_printf(bio_err, "Safe Contents bag\n"); 970 print_attribs(out, attrs, "Bag Attributes"); 971 return dump_certs_pkeys_bags(out, PKCS12_SAFEBAG_get0_safes(bag), 972 pass, passlen, options, pempass); 973 974 default: 975 BIO_printf(bio_err, "Warning unsupported bag type: "); 976 i2a_ASN1_OBJECT(bio_err, PKCS12_SAFEBAG_get0_type(bag)); 977 BIO_printf(bio_err, "\n"); 978 return 1; 979 break; 980 } 981 return 1; 982 } 983 984 /* Given a single certificate return a verified chain or NULL if error */ 985 static int 986 get_cert_chain(X509 *cert, X509_STORE *store, STACK_OF(X509) **out_chain) 987 { 988 X509_STORE_CTX *store_ctx = NULL; 989 STACK_OF(X509) *chain = NULL; 990 int ret = X509_V_ERR_UNSPECIFIED; 991 992 if ((store_ctx = X509_STORE_CTX_new()) == NULL) 993 goto err; 994 if (!X509_STORE_CTX_init(store_ctx, store, cert, NULL)) 995 goto err; 996 997 if (X509_verify_cert(store_ctx) > 0) { 998 if ((chain = X509_STORE_CTX_get1_chain(store_ctx)) == NULL) 999 goto err; 1000 } 1001 ret = X509_STORE_CTX_get_error(store_ctx); 1002 1003 err: 1004 X509_STORE_CTX_free(store_ctx); 1005 *out_chain = chain; 1006 1007 return ret; 1008 } 1009 1010 static int 1011 alg_print(BIO *x, const X509_ALGOR *alg) 1012 { 1013 PBEPARAM *pbe; 1014 const unsigned char *p; 1015 1016 p = alg->parameter->value.sequence->data; 1017 pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length); 1018 if (pbe == NULL) 1019 return 1; 1020 BIO_printf(bio_err, "%s, Iteration %ld\n", 1021 OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)), 1022 ASN1_INTEGER_get(pbe->iter)); 1023 PBEPARAM_free(pbe); 1024 return 1; 1025 } 1026 1027 /* Generalised attribute print: handle PKCS#8 and bag attributes */ 1028 static void 1029 print_attribute(BIO *out, const ASN1_TYPE *av) 1030 { 1031 char *value; 1032 1033 switch (av->type) { 1034 case V_ASN1_BMPSTRING: 1035 value = OPENSSL_uni2asc( 1036 av->value.bmpstring->data, 1037 av->value.bmpstring->length); 1038 BIO_printf(out, "%s\n", value); 1039 free(value); 1040 break; 1041 1042 case V_ASN1_OCTET_STRING: 1043 hex_prin(out, av->value.octet_string->data, 1044 av->value.octet_string->length); 1045 BIO_printf(out, "\n"); 1046 break; 1047 1048 case V_ASN1_BIT_STRING: 1049 hex_prin(out, av->value.bit_string->data, 1050 av->value.bit_string->length); 1051 BIO_printf(out, "\n"); 1052 break; 1053 1054 default: 1055 BIO_printf(out, "<Unsupported tag %d>\n", 1056 av->type); 1057 break; 1058 } 1059 } 1060 1061 static int 1062 print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst, 1063 const char *name) 1064 { 1065 X509_ATTRIBUTE *attr; 1066 ASN1_TYPE *av; 1067 int i, j, attr_nid; 1068 1069 if (attrlst == NULL) { 1070 BIO_printf(out, "%s: <No Attributes>\n", name); 1071 return 1; 1072 } 1073 if (!sk_X509_ATTRIBUTE_num(attrlst)) { 1074 BIO_printf(out, "%s: <Empty Attributes>\n", name); 1075 return 1; 1076 } 1077 BIO_printf(out, "%s\n", name); 1078 for (i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) { 1079 ASN1_OBJECT *obj; 1080 1081 attr = sk_X509_ATTRIBUTE_value(attrlst, i); 1082 obj = X509_ATTRIBUTE_get0_object(attr); 1083 attr_nid = OBJ_obj2nid(X509_ATTRIBUTE_get0_object(attr)); 1084 BIO_printf(out, " "); 1085 if (attr_nid == NID_undef) { 1086 i2a_ASN1_OBJECT(out, obj); 1087 BIO_printf(out, ": "); 1088 } else 1089 BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid)); 1090 1091 if (X509_ATTRIBUTE_count(attr)) { 1092 for (j = 0; j < X509_ATTRIBUTE_count(attr); j++) { 1093 av = X509_ATTRIBUTE_get0_type(attr, j); 1094 print_attribute(out, av); 1095 } 1096 } else 1097 BIO_printf(out, "<No Values>\n"); 1098 } 1099 return 1; 1100 } 1101 1102 static void 1103 hex_prin(BIO *out, unsigned char *buf, int len) 1104 { 1105 int i; 1106 1107 for (i = 0; i < len; i++) 1108 BIO_printf(out, "%02X ", buf[i]); 1109 } 1110 1111 static int 1112 set_pbe(BIO *err, int *ppbe, const char *str) 1113 { 1114 if (str == NULL) 1115 return 0; 1116 if (strcmp(str, "NONE") == 0) { 1117 *ppbe = -1; 1118 return 1; 1119 } 1120 *ppbe = OBJ_txt2nid(str); 1121 if (*ppbe == NID_undef) { 1122 BIO_printf(bio_err, "Unknown PBE algorithm %s\n", str); 1123 return 0; 1124 } 1125 return 1; 1126 } 1127 1128 #endif 1129