apps/pkcs12.c

   1 /* pkcs12.c */
   2 /*
   3  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
   4  * project.
   5  */
   6 /* ====================================================================
   7  * Copyright (c) 1999-2006 The OpenSSL Project.  All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  *
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  *
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in
  18  *    the documentation and/or other materials provided with the
  19  *    distribution.
  20  *
  21  * 3. All advertising materials mentioning features or use of this
  22  *    software must display the following acknowledgment:
  23  *    "This product includes software developed by the OpenSSL Project
  24  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  25  *
  26  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  27  *    endorse or promote products derived from this software without
  28  *    prior written permission. For written permission, please contact
  29  *    licensing@OpenSSL.org.
  30  *
  31  * 5. Products derived from this software may not be called "OpenSSL"
  32  *    nor may "OpenSSL" appear in their names without prior written
  33  *    permission of the OpenSSL Project.
  34  *
  35  * 6. Redistributions of any form whatsoever must retain the following
  36  *    acknowledgment:
  37  *    "This product includes software developed by the OpenSSL Project
  38  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  39  *
  40  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  41  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  43  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  44  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  45  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  46  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  47  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  49  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  50  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  51  * OF THE POSSIBILITY OF SUCH DAMAGE.
  52  * ====================================================================
  53  *
  54  * This product includes cryptographic software written by Eric Young
  55  * (eay@cryptsoft.com).  This product includes software written by Tim
  56  * Hudson (tjh@cryptsoft.com).
  57  *
  58  */
  59
  60 #include <openssl/opensslconf.h>
  61 #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1)
  62
  63 # include <stdio.h>
  64 # include <stdlib.h>
  65 # include <string.h>
  66 # include "apps.h"
  67 # include <openssl/crypto.h>
  68 # include <openssl/err.h>
  69 # include <openssl/pem.h>
  70 # include <openssl/pkcs12.h>
  71
  72 # ifdef OPENSSL_SYS_NETWARE
  73 /* Rename these functions to avoid name clashes on NetWare OS */
  74 #  define uni2asc OPENSSL_uni2asc
  75 #  define asc2uni OPENSSL_asc2uni
  76 # endif
  77
  78 # define PROG pkcs12_main
  79
  80 const EVP_CIPHER *enc;
  81
  82 # define NOKEYS          0x1
  83 # define NOCERTS         0x2
  84 # define INFO            0x4
  85 # define CLCERTS         0x8
  86 # define CACERTS         0x10
  87
  88 int get_cert_chain(X509 *cert, X509_STORE *store, STACK_OF(X509) **chain);
  89 int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen,
  90                         int options, char *pempass);
  91 int dump_certs_pkeys_bags(BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
  92                           char *pass, int passlen, int options,
  93                           char *pempass);
  94 int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass,
  95                          int passlen, int options, char *pempass);
  96 int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,
  97                   const char *name);
  98 void hex_prin(BIO *out, unsigned char *buf, int len);
  99 int alg_print(BIO *x, X509_ALGOR *alg);
 100 int cert_load(BIO *in, STACK_OF(X509) *sk);
 101
 102 int MAIN(int, char **);
 103
 104 int MAIN(int argc, char **argv)
 105 {
 106     ENGINE *e = NULL;
 107     char *infile = NULL, *outfile = NULL, *keyname = NULL;
 108     char *certfile = NULL;
 109     BIO *in = NULL, *out = NULL;
 110     char **args;
 111     char *name = NULL;
 112     char *csp_name = NULL;
 113     int add_lmk = 0;
 114     PKCS12 *p12 = NULL;
 115     char pass[50], macpass[50];
 116     int export_cert = 0;
 117     int options = 0;
 118     int chain = 0;
 119     int badarg = 0;
 120     int iter = PKCS12_DEFAULT_ITER;
 121     int maciter = PKCS12_DEFAULT_ITER;
 122     int twopass = 0;
 123     int keytype = 0;
 124     int cert_pbe;
 125     int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 126     int ret = 1;
 127     int macver = 1;
 128     int noprompt = 0;
 129     STACK *canames = NULL;
 130     char *cpass = NULL, *mpass = NULL;
 131     char *passargin = NULL, *passargout = NULL, *passarg = NULL;
 132     char *passin = NULL, *passout = NULL;
 133     char *inrand = NULL;
 134     char *CApath = NULL, *CAfile = NULL;
 135 # ifndef OPENSSL_NO_ENGINE
 136     char *engine = NULL;
 137 # endif
 138
 139     apps_startup();
 140
 141 # ifdef OPENSSL_FIPS
 142     if (FIPS_mode())
 143         cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 144     else
 145 # endif
 146         cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
 147
 148     enc = EVP_des_ede3_cbc();
 149     if (bio_err == NULL)
 150         bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
 151
 152     if (!load_config(bio_err, NULL))
 153         goto end;
 154
 155     args = argv + 1;
 156
 157     while (*args) {
 158         if (*args[0] == '-') {
 159             if (!strcmp(*args, "-nokeys"))
 160                 options |= NOKEYS;
 161             else if (!strcmp(*args, "-keyex"))
 162                 keytype = KEY_EX;
 163             else if (!strcmp(*args, "-keysig"))
 164                 keytype = KEY_SIG;
 165             else if (!strcmp(*args, "-nocerts"))
 166                 options |= NOCERTS;
 167             else if (!strcmp(*args, "-clcerts"))
 168                 options |= CLCERTS;
 169             else if (!strcmp(*args, "-cacerts"))
 170                 options |= CACERTS;
 171             else if (!strcmp(*args, "-noout"))
 172                 options |= (NOKEYS | NOCERTS);
 173             else if (!strcmp(*args, "-info"))
 174                 options |= INFO;
 175             else if (!strcmp(*args, "-chain"))
 176                 chain = 1;
 177             else if (!strcmp(*args, "-twopass"))
 178                 twopass = 1;
 179             else if (!strcmp(*args, "-nomacver"))
 180                 macver = 0;
 181             else if (!strcmp(*args, "-descert"))
 182                 cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 183             else if (!strcmp(*args, "-export"))
 184                 export_cert = 1;
 185             else if (!strcmp(*args, "-des"))
 186                 enc = EVP_des_cbc();
 187             else if (!strcmp(*args, "-des3"))
 188                 enc = EVP_des_ede3_cbc();
 189 # ifndef OPENSSL_NO_IDEA
 190             else if (!strcmp(*args, "-idea"))
 191                 enc = EVP_idea_cbc();
 192 # endif
 193 # ifndef OPENSSL_NO_SEED
 194             else if (!strcmp(*args, "-seed"))
 195                 enc = EVP_seed_cbc();
 196 # endif
 197 # ifndef OPENSSL_NO_AES
 198             else if (!strcmp(*args, "-aes128"))
 199                 enc = EVP_aes_128_cbc();
 200             else if (!strcmp(*args, "-aes192"))
 201                 enc = EVP_aes_192_cbc();
 202             else if (!strcmp(*args, "-aes256"))
 203                 enc = EVP_aes_256_cbc();
 204 # endif
 205 # ifndef OPENSSL_NO_CAMELLIA
 206             else if (!strcmp(*args, "-camellia128"))
 207                 enc = EVP_camellia_128_cbc();
 208             else if (!strcmp(*args, "-camellia192"))
 209                 enc = EVP_camellia_192_cbc();
 210             else if (!strcmp(*args, "-camellia256"))
 211                 enc = EVP_camellia_256_cbc();
 212 # endif
 213             else if (!strcmp(*args, "-noiter"))
 214                 iter = 1;
 215             else if (!strcmp(*args, "-maciter"))
 216                 maciter = PKCS12_DEFAULT_ITER;
 217             else if (!strcmp(*args, "-nomaciter"))
 218                 maciter = 1;
 219             else if (!strcmp(*args, "-nomac"))
 220                 maciter = -1;
 221             else if (!strcmp(*args, "-nodes"))
 222                 enc = NULL;
 223             else if (!strcmp(*args, "-certpbe")) {
 224                 if (args[1]) {
 225                     args++;
 226                     if (!strcmp(*args, "NONE"))
 227                         cert_pbe = -1;
 228                     else
 229                         cert_pbe = OBJ_txt2nid(*args);
 230                     if (cert_pbe == NID_undef) {
 231                         BIO_printf(bio_err,
 232                                    "Unknown PBE algorithm %s\n", *args);
 233                         badarg = 1;
 234                     }
 235                 } else
 236                     badarg = 1;
 237             } else if (!strcmp(*args, "-keypbe")) {
 238                 if (args[1]) {
 239                     args++;
 240                     if (!strcmp(*args, "NONE"))
 241                         key_pbe = -1;
 242                     else
 243                         key_pbe = OBJ_txt2nid(*args);
 244                     if (key_pbe == NID_undef) {
 245                         BIO_printf(bio_err,
 246                                    "Unknown PBE algorithm %s\n", *args);
 247                         badarg = 1;
 248                     }
 249                 } else
 250                     badarg = 1;
 251             } else if (!strcmp(*args, "-rand")) {
 252                 if (args[1]) {
 253                     args++;
 254                     inrand = *args;
 255                 } else
 256                     badarg = 1;
 257             } else if (!strcmp(*args, "-inkey")) {
 258                 if (args[1]) {
 259                     args++;
 260                     keyname = *args;
 261                 } else
 262                     badarg = 1;
 263             } else if (!strcmp(*args, "-certfile")) {
 264                 if (args[1]) {
 265                     args++;
 266                     certfile = *args;
 267                 } else
 268                     badarg = 1;
 269             } else if (!strcmp(*args, "-name")) {
 270                 if (args[1]) {
 271                     args++;
 272                     name = *args;
 273                 } else
 274                     badarg = 1;
 275             } else if (!strcmp(*args, "-LMK"))
 276                 add_lmk = 1;
 277             else if (!strcmp(*args, "-CSP")) {
 278                 if (args[1]) {
 279                     args++;
 280                     csp_name = *args;
 281                 } else
 282                     badarg = 1;
 283             } else if (!strcmp(*args, "-caname")) {
 284                 if (args[1]) {
 285                     args++;
 286                     if (!canames)
 287                         canames = sk_new_null();
 288                     sk_push(canames, *args);
 289                 } else
 290                     badarg = 1;
 291             } else if (!strcmp(*args, "-in")) {
 292                 if (args[1]) {
 293                     args++;
 294                     infile = *args;
 295                 } else
 296                     badarg = 1;
 297             } else if (!strcmp(*args, "-out")) {
 298                 if (args[1]) {
 299                     args++;
 300                     outfile = *args;
 301                 } else
 302                     badarg = 1;
 303             } else if (!strcmp(*args, "-passin")) {
 304                 if (args[1]) {
 305                     args++;
 306                     passargin = *args;
 307                 } else
 308                     badarg = 1;
 309             } else if (!strcmp(*args, "-passout")) {
 310                 if (args[1]) {
 311                     args++;
 312                     passargout = *args;
 313                 } else
 314                     badarg = 1;
 315             } else if (!strcmp(*args, "-password")) {
 316                 if (args[1]) {
 317                     args++;
 318                     passarg = *args;
 319                     noprompt = 1;
 320                 } else
 321                     badarg = 1;
 322             } else if (!strcmp(*args, "-CApath")) {
 323                 if (args[1]) {
 324                     args++;
 325                     CApath = *args;
 326                 } else
 327                     badarg = 1;
 328             } else if (!strcmp(*args, "-CAfile")) {
 329                 if (args[1]) {
 330                     args++;
 331                     CAfile = *args;
 332                 } else
 333                     badarg = 1;
 334 # ifndef OPENSSL_NO_ENGINE
 335             } else if (!strcmp(*args, "-engine")) {
 336                 if (args[1]) {
 337                     args++;
 338                     engine = *args;
 339                 } else
 340                     badarg = 1;
 341 # endif
 342             } else
 343                 badarg = 1;
 344
 345         } else
 346             badarg = 1;
 347         args++;
 348     }
 349
 350     if (badarg) {
 351         BIO_printf(bio_err, "Usage: pkcs12 [options]\n");
 352         BIO_printf(bio_err, "where options are\n");
 353         BIO_printf(bio_err, "-export       output PKCS12 file\n");
 354         BIO_printf(bio_err, "-chain        add certificate chain\n");
 355         BIO_printf(bio_err, "-inkey file   private key if not infile\n");
 356         BIO_printf(bio_err, "-certfile f   add all certs in f\n");
 357         BIO_printf(bio_err, "-CApath arg   - PEM format directory of CA's\n");
 358         BIO_printf(bio_err, "-CAfile arg   - PEM format file of CA's\n");
 359         BIO_printf(bio_err, "-name \"name\"  use name as friendly name\n");
 360         BIO_printf(bio_err,
 361                    "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
 362         BIO_printf(bio_err, "-in  infile   input filename\n");
 363         BIO_printf(bio_err, "-out outfile  output filename\n");
 364         BIO_printf(bio_err,
 365                    "-noout        don't output anything, just verify.\n");
 366         BIO_printf(bio_err, "-nomacver     don't verify MAC.\n");
 367         BIO_printf(bio_err, "-nocerts      don't output certificates.\n");
 368         BIO_printf(bio_err,
 369                    "-clcerts      only output client certificates.\n");
 370         BIO_printf(bio_err, "-cacerts      only output CA certificates.\n");
 371         BIO_printf(bio_err, "-nokeys       don't output private keys.\n");
 372         BIO_printf(bio_err,
 373                    "-info         give info about PKCS#12 structure.\n");
 374         BIO_printf(bio_err, "-des          encrypt private keys with DES\n");
 375         BIO_printf(bio_err,
 376                    "-des3         encrypt private keys with triple DES (default)\n");
 377 # ifndef OPENSSL_NO_IDEA
 378         BIO_printf(bio_err, "-idea         encrypt private keys with idea\n");
 379 # endif
 380 # ifndef OPENSSL_NO_SEED
 381         BIO_printf(bio_err, "-seed         encrypt private keys with seed\n");
 382 # endif
 383 # ifndef OPENSSL_NO_AES
 384         BIO_printf(bio_err, "-aes128, -aes192, -aes256\n");
 385         BIO_printf(bio_err,
 386                    "              encrypt PEM output with cbc aes\n");
 387 # endif
 388 # ifndef OPENSSL_NO_CAMELLIA
 389         BIO_printf(bio_err, "-camellia128, -camellia192, -camellia256\n");
 390         BIO_printf(bio_err,
 391                    "              encrypt PEM output with cbc camellia\n");
 392 # endif
 393         BIO_printf(bio_err, "-nodes        don't encrypt private keys\n");
 394         BIO_printf(bio_err, "-noiter       don't use encryption iteration\n");
 395         BIO_printf(bio_err, "-maciter      use MAC iteration\n");
 396         BIO_printf(bio_err,
 397                    "-twopass      separate MAC, encryption passwords\n");
 398         BIO_printf(bio_err,
 399                    "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
 400         BIO_printf(bio_err,
 401                    "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
 402         BIO_printf(bio_err,
 403                    "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
 404         BIO_printf(bio_err, "-keyex        set MS key exchange type\n");
 405         BIO_printf(bio_err, "-keysig       set MS key signature type\n");
 406         BIO_printf(bio_err,
 407                    "-password p   set import/export password source\n");
 408         BIO_printf(bio_err, "-passin p     input file pass phrase source\n");
 409         BIO_printf(bio_err, "-passout p    output file pass phrase source\n");
 410 # ifndef OPENSSL_NO_ENGINE
 411         BIO_printf(bio_err,
 412                    "-engine e     use engine e, possibly a hardware device.\n");
 413 # endif
 414         BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
 415                    LIST_SEPARATOR_CHAR);
 416         BIO_printf(bio_err,
 417                    "              load the file (or the files in the directory) into\n");
 418         BIO_printf(bio_err, "              the random number generator\n");
 419         BIO_printf(bio_err, "-CSP name     Microsoft CSP name\n");
 420         BIO_printf(bio_err,
 421                    "-LMK          Add local machine keyset attribute to private key\n");
 422         goto end;
 423     }
 424 # ifndef OPENSSL_NO_ENGINE
 425     e = setup_engine(bio_err, engine, 0);
 426 # endif
 427
 428     if (passarg) {
 429         if (export_cert)
 430             passargout = passarg;
 431         else
 432             passargin = passarg;
 433     }
 434
 435     if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
 436         BIO_printf(bio_err, "Error getting passwords\n");
 437         goto end;
 438     }
 439
 440     if (!cpass) {
 441         if (export_cert)
 442             cpass = passout;
 443         else
 444             cpass = passin;
 445     }
 446
 447     if (cpass) {
 448         mpass = cpass;
 449         noprompt = 1;
 450     } else {
 451         cpass = pass;
 452         mpass = macpass;
 453     }
 454
 455     if (export_cert || inrand) {
 456         app_RAND_load_file(NULL, bio_err, (inrand != NULL));
 457         if (inrand != NULL)
 458             BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
 459                        app_RAND_load_files(inrand));
 460     }
 461     ERR_load_crypto_strings();
 462
 463 # ifdef CRYPTO_MDEBUG
 464     CRYPTO_push_info("read files");
 465 # endif
 466
 467     if (!infile)
 468         in = BIO_new_fp(stdin, BIO_NOCLOSE);
 469     else
 470         in = BIO_new_file(infile, "rb");
 471     if (!in) {
 472         BIO_printf(bio_err, "Error opening input file %s\n",
 473                    infile ? infile : "<stdin>");
 474         perror(infile);
 475         goto end;
 476     }
 477 # ifdef CRYPTO_MDEBUG
 478     CRYPTO_pop_info();
 479     CRYPTO_push_info("write files");
 480 # endif
 481
 482     if (!outfile) {
 483         out = BIO_new_fp(stdout, BIO_NOCLOSE);
 484 # ifdef OPENSSL_SYS_VMS
 485         {
 486             BIO *tmpbio = BIO_new(BIO_f_linebuffer());
 487             out = BIO_push(tmpbio, out);
 488         }
 489 # endif
 490     } else
 491         out = BIO_new_file(outfile, "wb");
 492     if (!out) {
 493         BIO_printf(bio_err, "Error opening output file %s\n",
 494                    outfile ? outfile : "<stdout>");
 495         perror(outfile);
 496         goto end;
 497     }
 498     if (twopass) {
 499 # ifdef CRYPTO_MDEBUG
 500         CRYPTO_push_info("read MAC password");
 501 # endif
 502         if (EVP_read_pw_string
 503             (macpass, sizeof macpass, "Enter MAC Password:", export_cert)) {
 504             BIO_printf(bio_err, "Can't read Password\n");
 505             goto end;
 506         }
 507 # ifdef CRYPTO_MDEBUG
 508         CRYPTO_pop_info();
 509 # endif
 510     }
 511
 512     if (export_cert) {
 513         EVP_PKEY *key = NULL;
 514         X509 *ucert = NULL, *x = NULL;
 515         STACK_OF(X509) *certs = NULL;
 516         unsigned char *catmp = NULL;
 517         int i;
 518
 519         if ((options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) {
 520             BIO_printf(bio_err, "Nothing to do!\n");
 521             goto export_end;
 522         }
 523
 524         if (options & NOCERTS)
 525             chain = 0;
 526
 527 # ifdef CRYPTO_MDEBUG
 528         CRYPTO_push_info("process -export_cert");
 529         CRYPTO_push_info("reading private key");
 530 # endif
 531         if (!(options & NOKEYS)) {
 532             key = load_key(bio_err, keyname ? keyname : infile,
 533                            FORMAT_PEM, 1, passin, e, "private key");
 534             if (!key)
 535                 goto export_end;
 536         }
 537 # ifdef CRYPTO_MDEBUG
 538         CRYPTO_pop_info();
 539         CRYPTO_push_info("reading certs from input");
 540 # endif
 541
 542         /* Load in all certs in input file */
 543         if (!(options & NOCERTS)) {
 544             certs = load_certs(bio_err, infile, FORMAT_PEM, NULL, e,
 545                                "certificates");
 546             if (!certs)
 547                 goto export_end;
 548
 549             if (key) {
 550                 /* Look for matching private key */
 551                 for (i = 0; i < sk_X509_num(certs); i++) {
 552                     x = sk_X509_value(certs, i);
 553                     if (X509_check_private_key(x, key)) {
 554                         ucert = x;
 555                         /* Zero keyid and alias */
 556                         X509_keyid_set1(ucert, NULL, 0);
 557                         X509_alias_set1(ucert, NULL, 0);
 558                         /* Remove from list */
 559                         (void)sk_X509_delete(certs, i);
 560                         break;
 561                     }
 562                 }
 563                 if (!ucert) {
 564                     BIO_printf(bio_err,
 565                                "No certificate matches private key\n");
 566                     goto export_end;
 567                 }
 568             }
 569
 570         }
 571 # ifdef CRYPTO_MDEBUG
 572         CRYPTO_pop_info();
 573         CRYPTO_push_info("reading certs from input 2");
 574 # endif
 575
 576         /* Add any more certificates asked for */
 577         if (certfile) {
 578             STACK_OF(X509) *morecerts = NULL;
 579             if (!(morecerts = load_certs(bio_err, certfile, FORMAT_PEM,
 580                                          NULL, e,
 581                                          "certificates from certfile")))
 582                 goto export_end;
 583             while (sk_X509_num(morecerts) > 0)
 584                 sk_X509_push(certs, sk_X509_shift(morecerts));
 585             sk_X509_free(morecerts);
 586         }
 587 # ifdef CRYPTO_MDEBUG
 588         CRYPTO_pop_info();
 589         CRYPTO_push_info("reading certs from certfile");
 590 # endif
 591
 592 # ifdef CRYPTO_MDEBUG
 593         CRYPTO_pop_info();
 594         CRYPTO_push_info("building chain");
 595 # endif
 596
 597         /* If chaining get chain from user cert */
 598         if (chain) {
 599             int vret;
 600             STACK_OF(X509) *chain2;
 601             X509_STORE *store = X509_STORE_new();
 602             if (!store) {
 603                 BIO_printf(bio_err, "Memory allocation error\n");
 604                 goto export_end;
 605             }
 606             if (!X509_STORE_load_locations(store, CAfile, CApath))
 607                 X509_STORE_set_default_paths(store);
 608
 609             vret = get_cert_chain(ucert, store, &chain2);
 610             X509_STORE_free(store);
 611
 612             if (!vret) {
 613                 /* Exclude verified certificate */
 614                 for (i = 1; i < sk_X509_num(chain2); i++)
 615                     sk_X509_push(certs, sk_X509_value(chain2, i));
 616                 /* Free first certificate */
 617                 X509_free(sk_X509_value(chain2, 0));
 618                 sk_X509_free(chain2);
 619             } else {
 620                 if (vret >= 0)
 621                     BIO_printf(bio_err, "Error %s getting chain.\n",
 622                                X509_verify_cert_error_string(vret));
 623                 else
 624                     ERR_print_errors(bio_err);
 625                 goto export_end;
 626             }
 627         }
 628
 629         /* Add any CA names */
 630
 631         for (i = 0; i < sk_num(canames); i++) {
 632             catmp = (unsigned char *)sk_value(canames, i);
 633             X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
 634         }
 635
 636         if (csp_name && key)
 637             EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
 638                                       MBSTRING_ASC, (unsigned char *)csp_name,
 639                                       -1);
 640
 641         if (add_lmk && key)
 642             EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);
 643
 644 # ifdef CRYPTO_MDEBUG
 645         CRYPTO_pop_info();
 646         CRYPTO_push_info("reading password");
 647 # endif
 648
 649         if (!noprompt &&
 650             EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:",
 651                                1)) {
 652             BIO_printf(bio_err, "Can't read Password\n");
 653             goto export_end;
 654         }
 655         if (!twopass)
 656             BUF_strlcpy(macpass, pass, sizeof macpass);
 657
 658 # ifdef CRYPTO_MDEBUG
 659         CRYPTO_pop_info();
 660         CRYPTO_push_info("creating PKCS#12 structure");
 661 # endif
 662
 663         p12 = PKCS12_create(cpass, name, key, ucert, certs,
 664                             key_pbe, cert_pbe, iter, -1, keytype);
 665
 666         if (!p12) {
 667             ERR_print_errors(bio_err);
 668             goto export_end;
 669         }
 670
 671         if (maciter != -1)
 672             PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, NULL);
 673
 674 # ifdef CRYPTO_MDEBUG
 675         CRYPTO_pop_info();
 676         CRYPTO_push_info("writing pkcs12");
 677 # endif
 678
 679         i2d_PKCS12_bio(out, p12);
 680
 681         ret = 0;
 682
 683  export_end:
 684 # ifdef CRYPTO_MDEBUG
 685         CRYPTO_pop_info();
 686         CRYPTO_pop_info();
 687         CRYPTO_push_info("process -export_cert: freeing");
 688 # endif
 689
 690         if (key)
 691             EVP_PKEY_free(key);
 692         if (certs)
 693             sk_X509_pop_free(certs, X509_free);
 694         if (ucert)
 695             X509_free(ucert);
 696
 697 # ifdef CRYPTO_MDEBUG
 698         CRYPTO_pop_info();
 699 # endif
 700         goto end;
 701
 702     }
 703
 704     if (!(p12 = d2i_PKCS12_bio(in, NULL))) {
 705         ERR_print_errors(bio_err);
 706         goto end;
 707     }
 708 # ifdef CRYPTO_MDEBUG
 709     CRYPTO_push_info("read import password");
 710 # endif
 711     if (!noprompt
 712         && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:",
 713                               0)) {
 714         BIO_printf(bio_err, "Can't read Password\n");
 715         goto end;
 716     }
 717 # ifdef CRYPTO_MDEBUG
 718     CRYPTO_pop_info();
 719 # endif
 720
 721     if (!twopass)
 722         BUF_strlcpy(macpass, pass, sizeof macpass);
 723
 724     if ((options & INFO) && p12->mac)
 725         BIO_printf(bio_err, "MAC Iteration %ld\n",
 726                    p12->mac->iter ? ASN1_INTEGER_get(p12->mac->iter) : 1);
 727     if (macver) {
 728 # ifdef CRYPTO_MDEBUG
 729         CRYPTO_push_info("verify MAC");
 730 # endif
 731         /* If we enter empty password try no password first */
 732         if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
 733             /* If mac and crypto pass the same set it to NULL too */
 734             if (!twopass)
 735                 cpass = NULL;
 736         } else if (!PKCS12_verify_mac(p12, mpass, -1)) {
 737             BIO_printf(bio_err, "Mac verify error: invalid password?\n");
 738             ERR_print_errors(bio_err);
 739             goto end;
 740         }
 741         BIO_printf(bio_err, "MAC verified OK\n");
 742 # ifdef CRYPTO_MDEBUG
 743         CRYPTO_pop_info();
 744 # endif
 745     }
 746 # ifdef CRYPTO_MDEBUG
 747     CRYPTO_push_info("output keys and certificates");
 748 # endif
 749     if (!dump_certs_keys_p12(out, p12, cpass, -1, options, passout)) {
 750         BIO_printf(bio_err, "Error outputting keys and certificates\n");
 751         ERR_print_errors(bio_err);
 752         goto end;
 753     }
 754 # ifdef CRYPTO_MDEBUG
 755     CRYPTO_pop_info();
 756 # endif
 757     ret = 0;
 758  end:
 759     if (p12)
 760         PKCS12_free(p12);
 761     if (export_cert || inrand)
 762         app_RAND_write_file(NULL, bio_err);
 763 # ifdef CRYPTO_MDEBUG
 764     CRYPTO_remove_all_info();
 765 # endif
 766     BIO_free(in);
 767     BIO_free_all(out);
 768     if (canames)
 769         sk_free(canames);
 770     if (passin)
 771         OPENSSL_free(passin);
 772     if (passout)
 773         OPENSSL_free(passout);
 774     apps_shutdown();
 775     OPENSSL_EXIT(ret);
 776 }
 777
 778 int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass,
 779                         int passlen, int options, char *pempass)
 780 {
 781     STACK_OF(PKCS7) *asafes = NULL;
 782     STACK_OF(PKCS12_SAFEBAG) *bags;
 783     int i, bagnid;
 784     int ret = 0;
 785     PKCS7 *p7;
 786
 787     if (!(asafes = PKCS12_unpack_authsafes(p12)))
 788         return 0;
 789     for (i = 0; i < sk_PKCS7_num(asafes); i++) {
 790         p7 = sk_PKCS7_value(asafes, i);
 791         bagnid = OBJ_obj2nid(p7->type);
 792         if (bagnid == NID_pkcs7_data) {
 793             bags = PKCS12_unpack_p7data(p7);
 794             if (options & INFO)
 795                 BIO_printf(bio_err, "PKCS7 Data\n");
 796         } else if (bagnid == NID_pkcs7_encrypted) {
 797             if (options & INFO) {
 798                 BIO_printf(bio_err, "PKCS7 Encrypted data: ");
 799                 alg_print(bio_err, p7->d.encrypted->enc_data->algorithm);
 800             }
 801             bags = PKCS12_unpack_p7encdata(p7, pass, passlen);
 802         } else
 803             continue;
 804         if (!bags)
 805             goto err;
 806         if (!dump_certs_pkeys_bags(out, bags, pass, passlen,
 807                                    options, pempass)) {
 808             sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
 809             goto err;
 810         }
 811         sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
 812         bags = NULL;
 813     }
 814     ret = 1;
 815
 816  err:
 817
 818     if (asafes)
 819         sk_PKCS7_pop_free(asafes, PKCS7_free);
 820     return ret;
 821 }
 822
 823 int dump_certs_pkeys_bags(BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
 824                           char *pass, int passlen, int options, char *pempass)
 825 {
 826     int i;
 827     for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) {
 828         if (!dump_certs_pkeys_bag(out,
 829                                   sk_PKCS12_SAFEBAG_value(bags, i),
 830                                   pass, passlen, options, pempass))
 831             return 0;
 832     }
 833     return 1;
 834 }
 835
 836 int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass,
 837                          int passlen, int options, char *pempass)
 838 {
 839     EVP_PKEY *pkey;
 840     PKCS8_PRIV_KEY_INFO *p8;
 841     X509 *x509;
 842
 843     switch (M_PKCS12_bag_type(bag)) {
 844     case NID_keyBag:
 845         if (options & INFO)
 846             BIO_printf(bio_err, "Key bag\n");
 847         if (options & NOKEYS)
 848             return 1;
 849         print_attribs(out, bag->attrib, "Bag Attributes");
 850         p8 = bag->value.keybag;
 851         if (!(pkey = EVP_PKCS82PKEY(p8)))
 852             return 0;
 853         print_attribs(out, p8->attributes, "Key Attributes");
 854         PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
 855         EVP_PKEY_free(pkey);
 856         break;
 857
 858     case NID_pkcs8ShroudedKeyBag:
 859         if (options & INFO) {
 860             BIO_printf(bio_err, "Shrouded Keybag: ");
 861             alg_print(bio_err, bag->value.shkeybag->algor);
 862         }
 863         if (options & NOKEYS)
 864             return 1;
 865         print_attribs(out, bag->attrib, "Bag Attributes");
 866         if (!(p8 = PKCS12_decrypt_skey(bag, pass, passlen)))
 867             return 0;
 868         if (!(pkey = EVP_PKCS82PKEY(p8))) {
 869             PKCS8_PRIV_KEY_INFO_free(p8);
 870             return 0;
 871         }
 872         print_attribs(out, p8->attributes, "Key Attributes");
 873         PKCS8_PRIV_KEY_INFO_free(p8);
 874         PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
 875         EVP_PKEY_free(pkey);
 876         break;
 877
 878     case NID_certBag:
 879         if (options & INFO)
 880             BIO_printf(bio_err, "Certificate bag\n");
 881         if (options & NOCERTS)
 882             return 1;
 883         if (PKCS12_get_attr(bag, NID_localKeyID)) {
 884             if (options & CACERTS)
 885                 return 1;
 886         } else if (options & CLCERTS)
 887             return 1;
 888         print_attribs(out, bag->attrib, "Bag Attributes");
 889         if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate)
 890             return 1;
 891         if (!(x509 = PKCS12_certbag2x509(bag)))
 892             return 0;
 893         dump_cert_text(out, x509);
 894         PEM_write_bio_X509(out, x509);
 895         X509_free(x509);
 896         break;
 897
 898     case NID_safeContentsBag:
 899         if (options & INFO)
 900             BIO_printf(bio_err, "Safe Contents bag\n");
 901         print_attribs(out, bag->attrib, "Bag Attributes");
 902         return dump_certs_pkeys_bags(out, bag->value.safes, pass,
 903                                      passlen, options, pempass);
 904
 905     default:
 906         BIO_printf(bio_err, "Warning unsupported bag type: ");
 907         i2a_ASN1_OBJECT(bio_err, bag->type);
 908         BIO_printf(bio_err, "\n");
 909         return 1;
 910         break;
 911     }
 912     return 1;
 913 }
 914
 915 /* Given a single certificate return a verified chain or NULL if error */
 916
 917 /* Hope this is OK .... */
 918
 919 int get_cert_chain(X509 *cert, X509_STORE *store, STACK_OF(X509) **chain)
 920 {
 921     X509_STORE_CTX store_ctx;
 922     STACK_OF(X509) *chn;
 923     int i = 0;
 924
 925     /*
 926      * FIXME: Should really check the return status of X509_STORE_CTX_init
 927      * for an error, but how that fits into the return value of this function
 928      * is less obvious.
 929      */
 930     X509_STORE_CTX_init(&store_ctx, store, cert, NULL);
 931     if (X509_verify_cert(&store_ctx) <= 0) {
 932         i = X509_STORE_CTX_get_error(&store_ctx);
 933         if (i == 0)
 934             /*
 935              * avoid returning 0 if X509_verify_cert() did not set an
 936              * appropriate error value in the context
 937              */
 938             i = -1;
 939         chn = NULL;
 940         goto err;
 941     } else
 942         chn = X509_STORE_CTX_get1_chain(&store_ctx);
 943  err:
 944     X509_STORE_CTX_cleanup(&store_ctx);
 945     *chain = chn;
 946
 947     return i;
 948 }
 949
 950 int alg_print(BIO *x, X509_ALGOR *alg)
 951 {
 952     PBEPARAM *pbe;
 953     const unsigned char *p;
 954     p = alg->parameter->value.sequence->data;
 955     pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length);
 956     if (!pbe)
 957         return 1;
 958     BIO_printf(bio_err, "%s, Iteration %ld\n",
 959                OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)),
 960                ASN1_INTEGER_get(pbe->iter));
 961     PBEPARAM_free(pbe);
 962     return 1;
 963 }
 964
 965 /* Load all certificates from a given file */
 966
 967 int cert_load(BIO *in, STACK_OF(X509) *sk)
 968 {
 969     int ret;
 970     X509 *cert;
 971     ret = 0;
 972 # ifdef CRYPTO_MDEBUG
 973     CRYPTO_push_info("cert_load(): reading one cert");
 974 # endif
 975     while ((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
 976 # ifdef CRYPTO_MDEBUG
 977         CRYPTO_pop_info();
 978 # endif
 979         ret = 1;
 980         sk_X509_push(sk, cert);
 981 # ifdef CRYPTO_MDEBUG
 982         CRYPTO_push_info("cert_load(): reading one cert");
 983 # endif
 984     }
 985 # ifdef CRYPTO_MDEBUG
 986     CRYPTO_pop_info();
 987 # endif
 988     if (ret)
 989         ERR_clear_error();
 990     return ret;
 991 }
 992
 993 /* Generalised attribute print: handle PKCS#8 and bag attributes */
 994
 995 int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,
 996                   const char *name)
 997 {
 998     X509_ATTRIBUTE *attr;
 999     ASN1_TYPE *av;
1000     char *value;
1001     int i, attr_nid;
1002     if (!attrlst) {
1003         BIO_printf(out, "%s: <No Attributes>\n", name);
1004         return 1;
1005     }
1006     if (!sk_X509_ATTRIBUTE_num(attrlst)) {
1007         BIO_printf(out, "%s: <Empty Attributes>\n", name);
1008         return 1;
1009     }
1010     BIO_printf(out, "%s\n", name);
1011     for (i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
1012         attr = sk_X509_ATTRIBUTE_value(attrlst, i);
1013         attr_nid = OBJ_obj2nid(attr->object);
1014         BIO_printf(out, "    ");
1015         if (attr_nid == NID_undef) {
1016             i2a_ASN1_OBJECT(out, attr->object);
1017             BIO_printf(out, ": ");
1018         } else
1019             BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
1020
1021         if (sk_ASN1_TYPE_num(attr->value.set)) {
1022             av = sk_ASN1_TYPE_value(attr->value.set, 0);
1023             switch (av->type) {
1024             case V_ASN1_BMPSTRING:
1025                 value = uni2asc(av->value.bmpstring->data,
1026                                 av->value.bmpstring->length);
1027                 BIO_printf(out, "%s\n", value);
1028                 OPENSSL_free(value);
1029                 break;
1030
1031             case V_ASN1_OCTET_STRING:
1032                 hex_prin(out, av->value.octet_string->data,
1033                          av->value.octet_string->length);
1034                 BIO_printf(out, "\n");
1035                 break;
1036
1037             case V_ASN1_BIT_STRING:
1038                 hex_prin(out, av->value.bit_string->data,
1039                          av->value.bit_string->length);
1040                 BIO_printf(out, "\n");
1041                 break;
1042
1043             default:
1044                 BIO_printf(out, "<Unsupported tag %d>\n", av->type);
1045                 break;
1046             }
1047         } else
1048             BIO_printf(out, "<No Values>\n");
1049     }
1050     return 1;
1051 }
1052
1053 void hex_prin(BIO *out, unsigned char *buf, int len)
1054 {
1055     int i;
1056     for (i = 0; i < len; i++)
1057         BIO_printf(out, "%02X ", buf[i]);
1058 }
1059
1060 #endif