1 /* 2 * Copyright 1999-2019 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the OpenSSL license (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #include <openssl/opensslconf.h> 11 #if defined(OPENSSL_NO_DES) 12 NON_EMPTY_TRANSLATION_UNIT 13 #else 14 15 # include <stdio.h> 16 # include <stdlib.h> 17 # include <string.h> 18 # include "apps.h" 19 # include "progs.h" 20 # include <openssl/crypto.h> 21 # include <openssl/err.h> 22 # include <openssl/pem.h> 23 # include <openssl/pkcs12.h> 24 25 # define NOKEYS 0x1 26 # define NOCERTS 0x2 27 # define INFO 0x4 28 # define CLCERTS 0x8 29 # define CACERTS 0x10 30 31 #define PASSWD_BUF_SIZE 2048 32 33 static int get_cert_chain(X509 *cert, X509_STORE *store, 34 STACK_OF(X509) **chain); 35 int dump_certs_keys_p12(BIO *out, const PKCS12 *p12, 36 const char *pass, int passlen, int options, 37 char *pempass, const EVP_CIPHER *enc); 38 int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags, 39 const char *pass, int passlen, int options, 40 char *pempass, const EVP_CIPHER *enc); 41 int dump_certs_pkeys_bag(BIO *out, const PKCS12_SAFEBAG *bags, 42 const char *pass, int passlen, 43 int options, char *pempass, const EVP_CIPHER *enc); 44 int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst, 45 const char *name); 46 void hex_prin(BIO *out, unsigned char *buf, int len); 47 static int alg_print(const X509_ALGOR *alg); 48 int cert_load(BIO *in, STACK_OF(X509) *sk); 49 static int set_pbe(int *ppbe, const char *str); 50 51 typedef enum OPTION_choice { 52 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, 53 OPT_CIPHER, OPT_NOKEYS, OPT_KEYEX, OPT_KEYSIG, OPT_NOCERTS, OPT_CLCERTS, 54 OPT_CACERTS, OPT_NOOUT, OPT_INFO, OPT_CHAIN, OPT_TWOPASS, OPT_NOMACVER, 55 OPT_DESCERT, OPT_EXPORT, OPT_NOITER, OPT_MACITER, OPT_NOMACITER, 56 OPT_NOMAC, OPT_LMK, OPT_NODES, OPT_MACALG, OPT_CERTPBE, OPT_KEYPBE, 57 OPT_INKEY, OPT_CERTFILE, OPT_NAME, OPT_CSP, OPT_CANAME, 58 OPT_IN, OPT_OUT, OPT_PASSIN, OPT_PASSOUT, OPT_PASSWORD, OPT_CAPATH, 59 OPT_CAFILE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_ENGINE, 60 OPT_R_ENUM 61 } OPTION_CHOICE; 62 63 const OPTIONS pkcs12_options[] = { 64 {"help", OPT_HELP, '-', "Display this summary"}, 65 {"nokeys", OPT_NOKEYS, '-', "Don't output private keys"}, 66 {"keyex", OPT_KEYEX, '-', "Set MS key exchange type"}, 67 {"keysig", OPT_KEYSIG, '-', "Set MS key signature type"}, 68 {"nocerts", OPT_NOCERTS, '-', "Don't output certificates"}, 69 {"clcerts", OPT_CLCERTS, '-', "Only output client certificates"}, 70 {"cacerts", OPT_CACERTS, '-', "Only output CA certificates"}, 71 {"noout", OPT_NOOUT, '-', "Don't output anything, just verify"}, 72 {"info", OPT_INFO, '-', "Print info about PKCS#12 structure"}, 73 {"chain", OPT_CHAIN, '-', "Add certificate chain"}, 74 {"twopass", OPT_TWOPASS, '-', "Separate MAC, encryption passwords"}, 75 {"nomacver", OPT_NOMACVER, '-', "Don't verify MAC"}, 76 # ifndef OPENSSL_NO_RC2 77 {"descert", OPT_DESCERT, '-', 78 "Encrypt output with 3DES (default RC2-40)"}, 79 {"certpbe", OPT_CERTPBE, 's', 80 "Certificate PBE algorithm (default RC2-40)"}, 81 # else 82 {"descert", OPT_DESCERT, '-', "Encrypt output with 3DES (the default)"}, 83 {"certpbe", OPT_CERTPBE, 's', "Certificate PBE algorithm (default 3DES)"}, 84 # endif 85 {"export", OPT_EXPORT, '-', "Output PKCS12 file"}, 86 {"noiter", OPT_NOITER, '-', "Don't use encryption iteration"}, 87 {"maciter", OPT_MACITER, '-', "Use MAC iteration"}, 88 {"nomaciter", OPT_NOMACITER, '-', "Don't use MAC iteration"}, 89 {"nomac", OPT_NOMAC, '-', "Don't generate MAC"}, 90 {"LMK", OPT_LMK, '-', 91 "Add local machine keyset attribute to private key"}, 92 {"nodes", OPT_NODES, '-', "Don't encrypt private keys"}, 93 {"macalg", OPT_MACALG, 's', 94 "Digest algorithm used in MAC (default SHA1)"}, 95 {"keypbe", OPT_KEYPBE, 's', "Private key PBE algorithm (default 3DES)"}, 96 OPT_R_OPTIONS, 97 {"inkey", OPT_INKEY, 's', "Private key if not infile"}, 98 {"certfile", OPT_CERTFILE, '<', "Load certs from file"}, 99 {"name", OPT_NAME, 's', "Use name as friendly name"}, 100 {"CSP", OPT_CSP, 's', "Microsoft CSP name"}, 101 {"caname", OPT_CANAME, 's', 102 "Use name as CA friendly name (can be repeated)"}, 103 {"in", OPT_IN, '<', "Input filename"}, 104 {"out", OPT_OUT, '>', "Output filename"}, 105 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, 106 {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"}, 107 {"password", OPT_PASSWORD, 's', "Set import/export password source"}, 108 {"CApath", OPT_CAPATH, '/', "PEM-format directory of CA's"}, 109 {"CAfile", OPT_CAFILE, '<', "PEM-format file of CA's"}, 110 {"no-CAfile", OPT_NOCAFILE, '-', 111 "Do not load the default certificates file"}, 112 {"no-CApath", OPT_NOCAPATH, '-', 113 "Do not load certificates from the default certificates directory"}, 114 {"", OPT_CIPHER, '-', "Any supported cipher"}, 115 # ifndef OPENSSL_NO_ENGINE 116 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, 117 # endif 118 {NULL} 119 }; 120 121 int pkcs12_main(int argc, char **argv) 122 { 123 char *infile = NULL, *outfile = NULL, *keyname = NULL, *certfile = NULL; 124 char *name = NULL, *csp_name = NULL; 125 char pass[PASSWD_BUF_SIZE] = "", macpass[PASSWD_BUF_SIZE] = ""; 126 int export_cert = 0, options = 0, chain = 0, twopass = 0, keytype = 0; 127 int iter = PKCS12_DEFAULT_ITER, maciter = PKCS12_DEFAULT_ITER; 128 # ifndef OPENSSL_NO_RC2 129 int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC; 130 # else 131 int cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; 132 # endif 133 int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; 134 int ret = 1, macver = 1, add_lmk = 0, private = 0; 135 int noprompt = 0; 136 char *passinarg = NULL, *passoutarg = NULL, *passarg = NULL; 137 char *passin = NULL, *passout = NULL, *macalg = NULL; 138 char *cpass = NULL, *mpass = NULL, *badpass = NULL; 139 const char *CApath = NULL, *CAfile = NULL, *prog; 140 int noCApath = 0, noCAfile = 0; 141 ENGINE *e = NULL; 142 BIO *in = NULL, *out = NULL; 143 PKCS12 *p12 = NULL; 144 STACK_OF(OPENSSL_STRING) *canames = NULL; 145 const EVP_CIPHER *enc = EVP_des_ede3_cbc(); 146 OPTION_CHOICE o; 147 148 prog = opt_init(argc, argv, pkcs12_options); 149 while ((o = opt_next()) != OPT_EOF) { 150 switch (o) { 151 case OPT_EOF: 152 case OPT_ERR: 153 opthelp: 154 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); 155 goto end; 156 case OPT_HELP: 157 opt_help(pkcs12_options); 158 ret = 0; 159 goto end; 160 case OPT_NOKEYS: 161 options |= NOKEYS; 162 break; 163 case OPT_KEYEX: 164 keytype = KEY_EX; 165 break; 166 case OPT_KEYSIG: 167 keytype = KEY_SIG; 168 break; 169 case OPT_NOCERTS: 170 options |= NOCERTS; 171 break; 172 case OPT_CLCERTS: 173 options |= CLCERTS; 174 break; 175 case OPT_CACERTS: 176 options |= CACERTS; 177 break; 178 case OPT_NOOUT: 179 options |= (NOKEYS | NOCERTS); 180 break; 181 case OPT_INFO: 182 options |= INFO; 183 break; 184 case OPT_CHAIN: 185 chain = 1; 186 break; 187 case OPT_TWOPASS: 188 twopass = 1; 189 break; 190 case OPT_NOMACVER: 191 macver = 0; 192 break; 193 case OPT_DESCERT: 194 cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; 195 break; 196 case OPT_EXPORT: 197 export_cert = 1; 198 break; 199 case OPT_CIPHER: 200 if (!opt_cipher(opt_unknown(), &enc)) 201 goto opthelp; 202 break; 203 case OPT_NOITER: 204 iter = 1; 205 break; 206 case OPT_MACITER: 207 maciter = PKCS12_DEFAULT_ITER; 208 break; 209 case OPT_NOMACITER: 210 maciter = 1; 211 break; 212 case OPT_NOMAC: 213 maciter = -1; 214 break; 215 case OPT_MACALG: 216 macalg = opt_arg(); 217 break; 218 case OPT_NODES: 219 enc = NULL; 220 break; 221 case OPT_CERTPBE: 222 if (!set_pbe(&cert_pbe, opt_arg())) 223 goto opthelp; 224 break; 225 case OPT_KEYPBE: 226 if (!set_pbe(&key_pbe, opt_arg())) 227 goto opthelp; 228 break; 229 case OPT_R_CASES: 230 if (!opt_rand(o)) 231 goto end; 232 break; 233 case OPT_INKEY: 234 keyname = opt_arg(); 235 break; 236 case OPT_CERTFILE: 237 certfile = opt_arg(); 238 break; 239 case OPT_NAME: 240 name = opt_arg(); 241 break; 242 case OPT_LMK: 243 add_lmk = 1; 244 break; 245 case OPT_CSP: 246 csp_name = opt_arg(); 247 break; 248 case OPT_CANAME: 249 if (canames == NULL 250 && (canames = sk_OPENSSL_STRING_new_null()) == NULL) 251 goto end; 252 sk_OPENSSL_STRING_push(canames, opt_arg()); 253 break; 254 case OPT_IN: 255 infile = opt_arg(); 256 break; 257 case OPT_OUT: 258 outfile = opt_arg(); 259 break; 260 case OPT_PASSIN: 261 passinarg = opt_arg(); 262 break; 263 case OPT_PASSOUT: 264 passoutarg = opt_arg(); 265 break; 266 case OPT_PASSWORD: 267 passarg = opt_arg(); 268 break; 269 case OPT_CAPATH: 270 CApath = opt_arg(); 271 break; 272 case OPT_CAFILE: 273 CAfile = opt_arg(); 274 break; 275 case OPT_NOCAPATH: 276 noCApath = 1; 277 break; 278 case OPT_NOCAFILE: 279 noCAfile = 1; 280 break; 281 case OPT_ENGINE: 282 e = setup_engine(opt_arg(), 0); 283 break; 284 } 285 } 286 argc = opt_num_rest(); 287 if (argc != 0) 288 goto opthelp; 289 290 private = 1; 291 292 if (passarg != NULL) { 293 if (export_cert) 294 passoutarg = passarg; 295 else 296 passinarg = passarg; 297 } 298 299 if (!app_passwd(passinarg, passoutarg, &passin, &passout)) { 300 BIO_printf(bio_err, "Error getting passwords\n"); 301 goto end; 302 } 303 304 if (cpass == NULL) { 305 if (export_cert) 306 cpass = passout; 307 else 308 cpass = passin; 309 } 310 311 if (cpass != NULL) { 312 mpass = cpass; 313 noprompt = 1; 314 if (twopass) { 315 if (export_cert) 316 BIO_printf(bio_err, "Option -twopass cannot be used with -passout or -password\n"); 317 else 318 BIO_printf(bio_err, "Option -twopass cannot be used with -passin or -password\n"); 319 goto end; 320 } 321 } else { 322 cpass = pass; 323 mpass = macpass; 324 } 325 326 if (twopass) { 327 /* To avoid bit rot */ 328 if (1) { 329 #ifndef OPENSSL_NO_UI_CONSOLE 330 if (EVP_read_pw_string( 331 macpass, sizeof(macpass), "Enter MAC Password:", export_cert)) { 332 BIO_printf(bio_err, "Can't read Password\n"); 333 goto end; 334 } 335 } else { 336 #endif 337 BIO_printf(bio_err, "Unsupported option -twopass\n"); 338 goto end; 339 } 340 } 341 342 if (export_cert) { 343 EVP_PKEY *key = NULL; 344 X509 *ucert = NULL, *x = NULL; 345 STACK_OF(X509) *certs = NULL; 346 const EVP_MD *macmd = NULL; 347 unsigned char *catmp = NULL; 348 int i; 349 350 if ((options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) { 351 BIO_printf(bio_err, "Nothing to do!\n"); 352 goto export_end; 353 } 354 355 if (options & NOCERTS) 356 chain = 0; 357 358 if (!(options & NOKEYS)) { 359 key = load_key(keyname ? keyname : infile, 360 FORMAT_PEM, 1, passin, e, "private key"); 361 if (key == NULL) 362 goto export_end; 363 } 364 365 /* Load in all certs in input file */ 366 if (!(options & NOCERTS)) { 367 if (!load_certs(infile, &certs, FORMAT_PEM, NULL, 368 "certificates")) 369 goto export_end; 370 371 if (key != NULL) { 372 /* Look for matching private key */ 373 for (i = 0; i < sk_X509_num(certs); i++) { 374 x = sk_X509_value(certs, i); 375 if (X509_check_private_key(x, key)) { 376 ucert = x; 377 /* Zero keyid and alias */ 378 X509_keyid_set1(ucert, NULL, 0); 379 X509_alias_set1(ucert, NULL, 0); 380 /* Remove from list */ 381 (void)sk_X509_delete(certs, i); 382 break; 383 } 384 } 385 if (ucert == NULL) { 386 BIO_printf(bio_err, 387 "No certificate matches private key\n"); 388 goto export_end; 389 } 390 } 391 392 } 393 394 /* Add any more certificates asked for */ 395 if (certfile != NULL) { 396 if (!load_certs(certfile, &certs, FORMAT_PEM, NULL, 397 "certificates from certfile")) 398 goto export_end; 399 } 400 401 /* If chaining get chain from user cert */ 402 if (chain) { 403 int vret; 404 STACK_OF(X509) *chain2; 405 X509_STORE *store; 406 if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) 407 == NULL) 408 goto export_end; 409 410 vret = get_cert_chain(ucert, store, &chain2); 411 X509_STORE_free(store); 412 413 if (vret == X509_V_OK) { 414 /* Exclude verified certificate */ 415 for (i = 1; i < sk_X509_num(chain2); i++) 416 sk_X509_push(certs, sk_X509_value(chain2, i)); 417 /* Free first certificate */ 418 X509_free(sk_X509_value(chain2, 0)); 419 sk_X509_free(chain2); 420 } else { 421 if (vret != X509_V_ERR_UNSPECIFIED) 422 BIO_printf(bio_err, "Error %s getting chain.\n", 423 X509_verify_cert_error_string(vret)); 424 else 425 ERR_print_errors(bio_err); 426 goto export_end; 427 } 428 } 429 430 /* Add any CA names */ 431 432 for (i = 0; i < sk_OPENSSL_STRING_num(canames); i++) { 433 catmp = (unsigned char *)sk_OPENSSL_STRING_value(canames, i); 434 X509_alias_set1(sk_X509_value(certs, i), catmp, -1); 435 } 436 437 if (csp_name != NULL && key != NULL) 438 EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name, 439 MBSTRING_ASC, (unsigned char *)csp_name, 440 -1); 441 442 if (add_lmk && key != NULL) 443 EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1); 444 445 if (!noprompt) { 446 /* To avoid bit rot */ 447 if (1) { 448 #ifndef OPENSSL_NO_UI_CONSOLE 449 if (EVP_read_pw_string(pass, sizeof(pass), 450 "Enter Export Password:", 1)) { 451 BIO_printf(bio_err, "Can't read Password\n"); 452 goto export_end; 453 } 454 } else { 455 #endif 456 BIO_printf(bio_err, "Password required\n"); 457 goto export_end; 458 } 459 } 460 461 if (!twopass) 462 OPENSSL_strlcpy(macpass, pass, sizeof(macpass)); 463 464 p12 = PKCS12_create(cpass, name, key, ucert, certs, 465 key_pbe, cert_pbe, iter, -1, keytype); 466 467 if (!p12) { 468 ERR_print_errors(bio_err); 469 goto export_end; 470 } 471 472 if (macalg) { 473 if (!opt_md(macalg, &macmd)) 474 goto opthelp; 475 } 476 477 if (maciter != -1) 478 PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, macmd); 479 480 assert(private); 481 482 out = bio_open_owner(outfile, FORMAT_PKCS12, private); 483 if (out == NULL) 484 goto end; 485 486 i2d_PKCS12_bio(out, p12); 487 488 ret = 0; 489 490 export_end: 491 492 EVP_PKEY_free(key); 493 sk_X509_pop_free(certs, X509_free); 494 X509_free(ucert); 495 496 goto end; 497 498 } 499 500 in = bio_open_default(infile, 'r', FORMAT_PKCS12); 501 if (in == NULL) 502 goto end; 503 out = bio_open_owner(outfile, FORMAT_PEM, private); 504 if (out == NULL) 505 goto end; 506 507 if ((p12 = d2i_PKCS12_bio(in, NULL)) == NULL) { 508 ERR_print_errors(bio_err); 509 goto end; 510 } 511 512 if (!noprompt) { 513 if (1) { 514 #ifndef OPENSSL_NO_UI_CONSOLE 515 if (EVP_read_pw_string(pass, sizeof(pass), "Enter Import Password:", 516 0)) { 517 BIO_printf(bio_err, "Can't read Password\n"); 518 goto end; 519 } 520 } else { 521 #endif 522 BIO_printf(bio_err, "Password required\n"); 523 goto end; 524 } 525 } 526 527 if (!twopass) 528 OPENSSL_strlcpy(macpass, pass, sizeof(macpass)); 529 530 if ((options & INFO) && PKCS12_mac_present(p12)) { 531 const ASN1_INTEGER *tmaciter; 532 const X509_ALGOR *macalgid; 533 const ASN1_OBJECT *macobj; 534 const ASN1_OCTET_STRING *tmac; 535 const ASN1_OCTET_STRING *tsalt; 536 537 PKCS12_get0_mac(&tmac, &macalgid, &tsalt, &tmaciter, p12); 538 /* current hash algorithms do not use parameters so extract just name, 539 in future alg_print() may be needed */ 540 X509_ALGOR_get0(&macobj, NULL, NULL, macalgid); 541 BIO_puts(bio_err, "MAC: "); 542 i2a_ASN1_OBJECT(bio_err, macobj); 543 BIO_printf(bio_err, ", Iteration %ld\n", 544 tmaciter != NULL ? ASN1_INTEGER_get(tmaciter) : 1L); 545 BIO_printf(bio_err, "MAC length: %ld, salt length: %ld\n", 546 tmac != NULL ? ASN1_STRING_length(tmac) : 0L, 547 tsalt != NULL ? ASN1_STRING_length(tsalt) : 0L); 548 } 549 if (macver) { 550 /* If we enter empty password try no password first */ 551 if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) { 552 /* If mac and crypto pass the same set it to NULL too */ 553 if (!twopass) 554 cpass = NULL; 555 } else if (!PKCS12_verify_mac(p12, mpass, -1)) { 556 /* 557 * May be UTF8 from previous version of OpenSSL: 558 * convert to a UTF8 form which will translate 559 * to the same Unicode password. 560 */ 561 unsigned char *utmp; 562 int utmplen; 563 utmp = OPENSSL_asc2uni(mpass, -1, NULL, &utmplen); 564 if (utmp == NULL) 565 goto end; 566 badpass = OPENSSL_uni2utf8(utmp, utmplen); 567 OPENSSL_free(utmp); 568 if (!PKCS12_verify_mac(p12, badpass, -1)) { 569 BIO_printf(bio_err, "Mac verify error: invalid password?\n"); 570 ERR_print_errors(bio_err); 571 goto end; 572 } else { 573 BIO_printf(bio_err, "Warning: using broken algorithm\n"); 574 if (!twopass) 575 cpass = badpass; 576 } 577 } 578 } 579 580 assert(private); 581 if (!dump_certs_keys_p12(out, p12, cpass, -1, options, passout, enc)) { 582 BIO_printf(bio_err, "Error outputting keys and certificates\n"); 583 ERR_print_errors(bio_err); 584 goto end; 585 } 586 ret = 0; 587 end: 588 PKCS12_free(p12); 589 release_engine(e); 590 BIO_free(in); 591 BIO_free_all(out); 592 sk_OPENSSL_STRING_free(canames); 593 OPENSSL_free(badpass); 594 OPENSSL_free(passin); 595 OPENSSL_free(passout); 596 return ret; 597 } 598 599 int dump_certs_keys_p12(BIO *out, const PKCS12 *p12, const char *pass, 600 int passlen, int options, char *pempass, 601 const EVP_CIPHER *enc) 602 { 603 STACK_OF(PKCS7) *asafes = NULL; 604 STACK_OF(PKCS12_SAFEBAG) *bags; 605 int i, bagnid; 606 int ret = 0; 607 PKCS7 *p7; 608 609 if ((asafes = PKCS12_unpack_authsafes(p12)) == NULL) 610 return 0; 611 for (i = 0; i < sk_PKCS7_num(asafes); i++) { 612 p7 = sk_PKCS7_value(asafes, i); 613 bagnid = OBJ_obj2nid(p7->type); 614 if (bagnid == NID_pkcs7_data) { 615 bags = PKCS12_unpack_p7data(p7); 616 if (options & INFO) 617 BIO_printf(bio_err, "PKCS7 Data\n"); 618 } else if (bagnid == NID_pkcs7_encrypted) { 619 if (options & INFO) { 620 BIO_printf(bio_err, "PKCS7 Encrypted data: "); 621 alg_print(p7->d.encrypted->enc_data->algorithm); 622 } 623 bags = PKCS12_unpack_p7encdata(p7, pass, passlen); 624 } else { 625 continue; 626 } 627 if (!bags) 628 goto err; 629 if (!dump_certs_pkeys_bags(out, bags, pass, passlen, 630 options, pempass, enc)) { 631 sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); 632 goto err; 633 } 634 sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); 635 bags = NULL; 636 } 637 ret = 1; 638 639 err: 640 sk_PKCS7_pop_free(asafes, PKCS7_free); 641 return ret; 642 } 643 644 int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags, 645 const char *pass, int passlen, int options, 646 char *pempass, const EVP_CIPHER *enc) 647 { 648 int i; 649 for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) { 650 if (!dump_certs_pkeys_bag(out, 651 sk_PKCS12_SAFEBAG_value(bags, i), 652 pass, passlen, options, pempass, enc)) 653 return 0; 654 } 655 return 1; 656 } 657 658 int dump_certs_pkeys_bag(BIO *out, const PKCS12_SAFEBAG *bag, 659 const char *pass, int passlen, int options, 660 char *pempass, const EVP_CIPHER *enc) 661 { 662 EVP_PKEY *pkey; 663 PKCS8_PRIV_KEY_INFO *p8; 664 const PKCS8_PRIV_KEY_INFO *p8c; 665 X509 *x509; 666 const STACK_OF(X509_ATTRIBUTE) *attrs; 667 int ret = 0; 668 669 attrs = PKCS12_SAFEBAG_get0_attrs(bag); 670 671 switch (PKCS12_SAFEBAG_get_nid(bag)) { 672 case NID_keyBag: 673 if (options & INFO) 674 BIO_printf(bio_err, "Key bag\n"); 675 if (options & NOKEYS) 676 return 1; 677 print_attribs(out, attrs, "Bag Attributes"); 678 p8c = PKCS12_SAFEBAG_get0_p8inf(bag); 679 if ((pkey = EVP_PKCS82PKEY(p8c)) == NULL) 680 return 0; 681 print_attribs(out, PKCS8_pkey_get0_attrs(p8c), "Key Attributes"); 682 ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass); 683 EVP_PKEY_free(pkey); 684 break; 685 686 case NID_pkcs8ShroudedKeyBag: 687 if (options & INFO) { 688 const X509_SIG *tp8; 689 const X509_ALGOR *tp8alg; 690 691 BIO_printf(bio_err, "Shrouded Keybag: "); 692 tp8 = PKCS12_SAFEBAG_get0_pkcs8(bag); 693 X509_SIG_get0(tp8, &tp8alg, NULL); 694 alg_print(tp8alg); 695 } 696 if (options & NOKEYS) 697 return 1; 698 print_attribs(out, attrs, "Bag Attributes"); 699 if ((p8 = PKCS12_decrypt_skey(bag, pass, passlen)) == NULL) 700 return 0; 701 if ((pkey = EVP_PKCS82PKEY(p8)) == NULL) { 702 PKCS8_PRIV_KEY_INFO_free(p8); 703 return 0; 704 } 705 print_attribs(out, PKCS8_pkey_get0_attrs(p8), "Key Attributes"); 706 PKCS8_PRIV_KEY_INFO_free(p8); 707 ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass); 708 EVP_PKEY_free(pkey); 709 break; 710 711 case NID_certBag: 712 if (options & INFO) 713 BIO_printf(bio_err, "Certificate bag\n"); 714 if (options & NOCERTS) 715 return 1; 716 if (PKCS12_SAFEBAG_get0_attr(bag, NID_localKeyID)) { 717 if (options & CACERTS) 718 return 1; 719 } else if (options & CLCERTS) 720 return 1; 721 print_attribs(out, attrs, "Bag Attributes"); 722 if (PKCS12_SAFEBAG_get_bag_nid(bag) != NID_x509Certificate) 723 return 1; 724 if ((x509 = PKCS12_SAFEBAG_get1_cert(bag)) == NULL) 725 return 0; 726 dump_cert_text(out, x509); 727 ret = PEM_write_bio_X509(out, x509); 728 X509_free(x509); 729 break; 730 731 case NID_safeContentsBag: 732 if (options & INFO) 733 BIO_printf(bio_err, "Safe Contents bag\n"); 734 print_attribs(out, attrs, "Bag Attributes"); 735 return dump_certs_pkeys_bags(out, PKCS12_SAFEBAG_get0_safes(bag), 736 pass, passlen, options, pempass, enc); 737 738 default: 739 BIO_printf(bio_err, "Warning unsupported bag type: "); 740 i2a_ASN1_OBJECT(bio_err, PKCS12_SAFEBAG_get0_type(bag)); 741 BIO_printf(bio_err, "\n"); 742 return 1; 743 } 744 return ret; 745 } 746 747 /* Given a single certificate return a verified chain or NULL if error */ 748 749 static int get_cert_chain(X509 *cert, X509_STORE *store, 750 STACK_OF(X509) **chain) 751 { 752 X509_STORE_CTX *store_ctx = NULL; 753 STACK_OF(X509) *chn = NULL; 754 int i = 0; 755 756 store_ctx = X509_STORE_CTX_new(); 757 if (store_ctx == NULL) { 758 i = X509_V_ERR_UNSPECIFIED; 759 goto end; 760 } 761 if (!X509_STORE_CTX_init(store_ctx, store, cert, NULL)) { 762 i = X509_V_ERR_UNSPECIFIED; 763 goto end; 764 } 765 766 767 if (X509_verify_cert(store_ctx) > 0) 768 chn = X509_STORE_CTX_get1_chain(store_ctx); 769 else if ((i = X509_STORE_CTX_get_error(store_ctx)) == 0) 770 i = X509_V_ERR_UNSPECIFIED; 771 772 end: 773 X509_STORE_CTX_free(store_ctx); 774 *chain = chn; 775 return i; 776 } 777 778 static int alg_print(const X509_ALGOR *alg) 779 { 780 int pbenid, aparamtype; 781 const ASN1_OBJECT *aoid; 782 const void *aparam; 783 PBEPARAM *pbe = NULL; 784 785 X509_ALGOR_get0(&aoid, &aparamtype, &aparam, alg); 786 787 pbenid = OBJ_obj2nid(aoid); 788 789 BIO_printf(bio_err, "%s", OBJ_nid2ln(pbenid)); 790 791 /* 792 * If PBE algorithm is PBES2 decode algorithm parameters 793 * for additional details. 794 */ 795 if (pbenid == NID_pbes2) { 796 PBE2PARAM *pbe2 = NULL; 797 int encnid; 798 if (aparamtype == V_ASN1_SEQUENCE) 799 pbe2 = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBE2PARAM)); 800 if (pbe2 == NULL) { 801 BIO_puts(bio_err, ", <unsupported parameters>"); 802 goto done; 803 } 804 X509_ALGOR_get0(&aoid, &aparamtype, &aparam, pbe2->keyfunc); 805 pbenid = OBJ_obj2nid(aoid); 806 X509_ALGOR_get0(&aoid, NULL, NULL, pbe2->encryption); 807 encnid = OBJ_obj2nid(aoid); 808 BIO_printf(bio_err, ", %s, %s", OBJ_nid2ln(pbenid), 809 OBJ_nid2sn(encnid)); 810 /* If KDF is PBKDF2 decode parameters */ 811 if (pbenid == NID_id_pbkdf2) { 812 PBKDF2PARAM *kdf = NULL; 813 int prfnid; 814 if (aparamtype == V_ASN1_SEQUENCE) 815 kdf = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBKDF2PARAM)); 816 if (kdf == NULL) { 817 BIO_puts(bio_err, ", <unsupported parameters>"); 818 goto done; 819 } 820 821 if (kdf->prf == NULL) { 822 prfnid = NID_hmacWithSHA1; 823 } else { 824 X509_ALGOR_get0(&aoid, NULL, NULL, kdf->prf); 825 prfnid = OBJ_obj2nid(aoid); 826 } 827 BIO_printf(bio_err, ", Iteration %ld, PRF %s", 828 ASN1_INTEGER_get(kdf->iter), OBJ_nid2sn(prfnid)); 829 PBKDF2PARAM_free(kdf); 830 #ifndef OPENSSL_NO_SCRYPT 831 } else if (pbenid == NID_id_scrypt) { 832 SCRYPT_PARAMS *kdf = NULL; 833 834 if (aparamtype == V_ASN1_SEQUENCE) 835 kdf = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(SCRYPT_PARAMS)); 836 if (kdf == NULL) { 837 BIO_puts(bio_err, ", <unsupported parameters>"); 838 goto done; 839 } 840 BIO_printf(bio_err, ", Salt length: %d, Cost(N): %ld, " 841 "Block size(r): %ld, Parallelism(p): %ld", 842 ASN1_STRING_length(kdf->salt), 843 ASN1_INTEGER_get(kdf->costParameter), 844 ASN1_INTEGER_get(kdf->blockSize), 845 ASN1_INTEGER_get(kdf->parallelizationParameter)); 846 SCRYPT_PARAMS_free(kdf); 847 #endif 848 } 849 PBE2PARAM_free(pbe2); 850 } else { 851 if (aparamtype == V_ASN1_SEQUENCE) 852 pbe = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBEPARAM)); 853 if (pbe == NULL) { 854 BIO_puts(bio_err, ", <unsupported parameters>"); 855 goto done; 856 } 857 BIO_printf(bio_err, ", Iteration %ld", ASN1_INTEGER_get(pbe->iter)); 858 PBEPARAM_free(pbe); 859 } 860 done: 861 BIO_puts(bio_err, "\n"); 862 return 1; 863 } 864 865 /* Load all certificates from a given file */ 866 867 int cert_load(BIO *in, STACK_OF(X509) *sk) 868 { 869 int ret; 870 X509 *cert; 871 ret = 0; 872 while ((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) { 873 ret = 1; 874 sk_X509_push(sk, cert); 875 } 876 if (ret) 877 ERR_clear_error(); 878 return ret; 879 } 880 881 /* Generalised attribute print: handle PKCS#8 and bag attributes */ 882 883 int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst, 884 const char *name) 885 { 886 X509_ATTRIBUTE *attr; 887 ASN1_TYPE *av; 888 char *value; 889 int i, attr_nid; 890 if (!attrlst) { 891 BIO_printf(out, "%s: <No Attributes>\n", name); 892 return 1; 893 } 894 if (!sk_X509_ATTRIBUTE_num(attrlst)) { 895 BIO_printf(out, "%s: <Empty Attributes>\n", name); 896 return 1; 897 } 898 BIO_printf(out, "%s\n", name); 899 for (i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) { 900 ASN1_OBJECT *attr_obj; 901 attr = sk_X509_ATTRIBUTE_value(attrlst, i); 902 attr_obj = X509_ATTRIBUTE_get0_object(attr); 903 attr_nid = OBJ_obj2nid(attr_obj); 904 BIO_printf(out, " "); 905 if (attr_nid == NID_undef) { 906 i2a_ASN1_OBJECT(out, attr_obj); 907 BIO_printf(out, ": "); 908 } else { 909 BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid)); 910 } 911 912 if (X509_ATTRIBUTE_count(attr)) { 913 av = X509_ATTRIBUTE_get0_type(attr, 0); 914 switch (av->type) { 915 case V_ASN1_BMPSTRING: 916 value = OPENSSL_uni2asc(av->value.bmpstring->data, 917 av->value.bmpstring->length); 918 BIO_printf(out, "%s\n", value); 919 OPENSSL_free(value); 920 break; 921 922 case V_ASN1_OCTET_STRING: 923 hex_prin(out, av->value.octet_string->data, 924 av->value.octet_string->length); 925 BIO_printf(out, "\n"); 926 break; 927 928 case V_ASN1_BIT_STRING: 929 hex_prin(out, av->value.bit_string->data, 930 av->value.bit_string->length); 931 BIO_printf(out, "\n"); 932 break; 933 934 default: 935 BIO_printf(out, "<Unsupported tag %d>\n", av->type); 936 break; 937 } 938 } else { 939 BIO_printf(out, "<No Values>\n"); 940 } 941 } 942 return 1; 943 } 944 945 void hex_prin(BIO *out, unsigned char *buf, int len) 946 { 947 int i; 948 for (i = 0; i < len; i++) 949 BIO_printf(out, "%02X ", buf[i]); 950 } 951 952 static int set_pbe(int *ppbe, const char *str) 953 { 954 if (!str) 955 return 0; 956 if (strcmp(str, "NONE") == 0) { 957 *ppbe = -1; 958 return 1; 959 } 960 *ppbe = OBJ_txt2nid(str); 961 if (*ppbe == NID_undef) { 962 BIO_printf(bio_err, "Unknown PBE algorithm %s\n", str); 963 return 0; 964 } 965 return 1; 966 } 967 968 #endif 969