apps/pkcs12.c

   1 /* pkcs12.c */
   2 #if !defined(NO_DES) && !defined(NO_SHA1)
   3
   4 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
   5  * project 1999.
   6  */
   7 /* ====================================================================
   8  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  *
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  *
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in
  19  *    the documentation and/or other materials provided with the
  20  *    distribution.
  21  *
  22  * 3. All advertising materials mentioning features or use of this
  23  *    software must display the following acknowledgment:
  24  *    "This product includes software developed by the OpenSSL Project
  25  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  26  *
  27  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  28  *    endorse or promote products derived from this software without
  29  *    prior written permission. For written permission, please contact
  30  *    licensing@OpenSSL.org.
  31  *
  32  * 5. Products derived from this software may not be called "OpenSSL"
  33  *    nor may "OpenSSL" appear in their names without prior written
  34  *    permission of the OpenSSL Project.
  35  *
  36  * 6. Redistributions of any form whatsoever must retain the following
  37  *    acknowledgment:
  38  *    "This product includes software developed by the OpenSSL Project
  39  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  42  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  44  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  45  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  46  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  47  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  48  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  50  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  51  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  52  * OF THE POSSIBILITY OF SUCH DAMAGE.
  53  * ====================================================================
  54  *
  55  * This product includes cryptographic software written by Eric Young
  56  * (eay@cryptsoft.com).  This product includes software written by Tim
  57  * Hudson (tjh@cryptsoft.com).
  58  *
  59  */
  60
  61 #include <stdio.h>
  62 #include <stdlib.h>
  63 #include <string.h>
  64 #include <openssl/des.h>
  65 #include <openssl/pem.h>
  66 #include <openssl/err.h>
  67 #include <openssl/pkcs12.h>
  68
  69 #include "apps.h"
  70 #define PROG pkcs12_main
  71
  72 EVP_CIPHER *enc;
  73
  74
  75 #define NOKEYS          0x1
  76 #define NOCERTS         0x2
  77 #define INFO            0x4
  78 #define CLCERTS         0x8
  79 #define CACERTS         0x10
  80
  81 int get_cert_chain(X509 *cert, STACK_OF(X509) **chain);
  82 int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options);
  83 int dump_certs_pkeys_bags(BIO *out, STACK *bags, char *pass, int passlen, int options);
  84 int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass, int passlen, int options);
  85 int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst, char *name);
  86 void hex_prin(BIO *out, unsigned char *buf, int len);
  87 int alg_print(BIO *x, X509_ALGOR *alg);
  88 int cert_load(BIO *in, STACK_OF(X509) *sk);
  89 int MAIN(int argc, char **argv)
  90 {
  91     char *infile=NULL, *outfile=NULL, *keyname = NULL;
  92     char *certfile=NULL;
  93     BIO *in=NULL, *out = NULL, *inkey = NULL, *certsin = NULL;
  94     char **args;
  95     char *name = NULL;
  96     PKCS12 *p12 = NULL;
  97     char pass[50], macpass[50];
  98     int export_cert = 0;
  99     int options = 0;
 100     int chain = 0;
 101     int badarg = 0;
 102     int iter = PKCS12_DEFAULT_ITER;
 103     int maciter = 1;
 104     int twopass = 0;
 105     int keytype = 0;
 106     int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
 107     int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 108     int ret = 1;
 109     int macver = 1;
 110     int noprompt = 0;
 111     STACK *canames = NULL;
 112     char *cpass = NULL, *mpass = NULL;
 113
 114     apps_startup();
 115
 116     enc = EVP_des_ede3_cbc();
 117     if (bio_err == NULL ) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
 118
 119     args = argv + 1;
 120
 121
 122     while (*args) {
 123         if (*args[0] == '-') {
 124                 if (!strcmp (*args, "-nokeys")) options |= NOKEYS;
 125                 else if (!strcmp (*args, "-keyex")) keytype = KEY_EX;
 126                 else if (!strcmp (*args, "-keysig")) keytype = KEY_SIG;
 127                 else if (!strcmp (*args, "-nocerts")) options |= NOCERTS;
 128                 else if (!strcmp (*args, "-clcerts")) options |= CLCERTS;
 129                 else if (!strcmp (*args, "-cacerts")) options |= CACERTS;
 130                 else if (!strcmp (*args, "-noout")) options |= (NOKEYS|NOCERTS);
 131                 else if (!strcmp (*args, "-info")) options |= INFO;
 132                 else if (!strcmp (*args, "-chain")) chain = 1;
 133                 else if (!strcmp (*args, "-twopass")) twopass = 1;
 134                 else if (!strcmp (*args, "-nomacver")) macver = 0;
 135                 else if (!strcmp (*args, "-descert"))
 136                         cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 137                 else if (!strcmp (*args, "-export")) export_cert = 1;
 138                 else if (!strcmp (*args, "-des")) enc=EVP_des_cbc();
 139 #ifndef NO_IDEA
 140                 else if (!strcmp (*args, "-idea")) enc=EVP_idea_cbc();
 141 #endif
 142                 else if (!strcmp (*args, "-des3")) enc = EVP_des_ede3_cbc();
 143                 else if (!strcmp (*args, "-noiter")) iter = 1;
 144                 else if (!strcmp (*args, "-maciter"))
 145                                          maciter = PKCS12_DEFAULT_ITER;
 146                 else if (!strcmp (*args, "-nodes")) enc=NULL;
 147                 else if (!strcmp (*args, "-certpbe")) {
 148                         if (args[1]) {
 149                                 args++;
 150                                 cert_pbe=OBJ_txt2nid(*args);
 151                                 if(cert_pbe == NID_undef) {
 152                                         BIO_printf(bio_err,
 153                                                  "Unknown PBE algorithm %s\n", *args);
 154                                         badarg = 1;
 155                                 }
 156                         } else badarg = 1;
 157                 } else if (!strcmp (*args, "-keypbe")) {
 158                         if (args[1]) {
 159                                 args++;
 160                                 key_pbe=OBJ_txt2nid(*args);
 161                                 if(key_pbe == NID_undef) {
 162                                         BIO_printf(bio_err,
 163                                                  "Unknown PBE algorithm %s\n", *args);
 164                                         badarg = 1;
 165                                 }
 166                         } else badarg = 1;
 167                 } else if (!strcmp (*args, "-inkey")) {
 168                     if (args[1]) {
 169                         args++;
 170                         keyname = *args;
 171                     } else badarg = 1;
 172                 } else if (!strcmp (*args, "-certfile")) {
 173                     if (args[1]) {
 174                         args++;
 175                         certfile = *args;
 176                     } else badarg = 1;
 177                 } else if (!strcmp (*args, "-name")) {
 178                     if (args[1]) {
 179                         args++;
 180                         name = *args;
 181                     } else badarg = 1;
 182                 } else if (!strcmp (*args, "-caname")) {
 183                     if (args[1]) {
 184                         args++;
 185                         if (!canames) canames = sk_new(NULL);
 186                         sk_push(canames, *args);
 187                     } else badarg = 1;
 188                 } else if (!strcmp (*args, "-in")) {
 189                     if (args[1]) {
 190                         args++;
 191                         infile = *args;
 192                     } else badarg = 1;
 193                 } else if (!strcmp (*args, "-out")) {
 194                     if (args[1]) {
 195                         args++;
 196                         outfile = *args;
 197                     } else badarg = 1;
 198                 } else if (!strcmp (*args, "-envpass")) {
 199                     if (args[1]) {
 200                         args++;
 201                         if(!(cpass = getenv(*args))) {
 202                                 BIO_printf(bio_err,
 203                                  "Can't read environment variable %s\n", *args);
 204                                 goto end;
 205                         }
 206                         noprompt = 1;
 207                     } else badarg = 1;
 208                 } else if (!strcmp (*args, "-password")) {
 209                     if (args[1]) {
 210                         args++;
 211                         cpass = *args;
 212                         noprompt = 1;
 213                     } else badarg = 1;
 214                 } else badarg = 1;
 215
 216         } else badarg = 1;
 217         args++;
 218     }
 219
 220     if (badarg) {
 221         BIO_printf (bio_err, "Usage: pkcs12 [options]\n");
 222         BIO_printf (bio_err, "where options are\n");
 223         BIO_printf (bio_err, "-export       output PKCS12 file\n");
 224         BIO_printf (bio_err, "-chain        add certificate chain\n");
 225         BIO_printf (bio_err, "-inkey file   private key if not infile\n");
 226         BIO_printf (bio_err, "-certfile f   add all certs in f\n");
 227         BIO_printf (bio_err, "-name \"name\"  use name as friendly name\n");
 228         BIO_printf (bio_err, "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
 229         BIO_printf (bio_err, "-in  infile   input filename\n");
 230         BIO_printf (bio_err, "-out outfile  output filename\n");
 231         BIO_printf (bio_err, "-noout        don't output anything, just verify.\n");
 232         BIO_printf (bio_err, "-nomacver     don't verify MAC.\n");
 233         BIO_printf (bio_err, "-nocerts      don't output certificates.\n");
 234         BIO_printf (bio_err, "-clcerts      only output client certificates.\n");
 235         BIO_printf (bio_err, "-cacerts      only output CA certificates.\n");
 236         BIO_printf (bio_err, "-nokeys       don't output private keys.\n");
 237         BIO_printf (bio_err, "-info         give info about PKCS#12 structure.\n");
 238         BIO_printf (bio_err, "-des          encrypt private keys with DES\n");
 239         BIO_printf (bio_err, "-des3         encrypt private keys with triple DES (default)\n");
 240 #ifndef NO_IDEA
 241         BIO_printf (bio_err, "-idea         encrypt private keys with idea\n");
 242 #endif
 243         BIO_printf (bio_err, "-nodes        don't encrypt private keys\n");
 244         BIO_printf (bio_err, "-noiter       don't use encryption iteration\n");
 245         BIO_printf (bio_err, "-maciter      use MAC iteration\n");
 246         BIO_printf (bio_err, "-twopass      separate MAC, encryption passwords\n");
 247         BIO_printf (bio_err, "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
 248         BIO_printf (bio_err, "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
 249         BIO_printf (bio_err, "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
 250         BIO_printf (bio_err, "-keyex        set MS key exchange type\n");
 251         BIO_printf (bio_err, "-keysig       set MS key signature type\n");
 252         BIO_printf (bio_err, "-password p   set import/export password (NOT RECOMMENDED)\n");
 253         BIO_printf (bio_err, "-envpass p    set import/export password from environment\n");
 254         goto end;
 255     }
 256
 257     if(cpass) mpass = cpass;
 258     else {
 259         cpass = pass;
 260         mpass = macpass;
 261     }
 262
 263     ERR_load_crypto_strings();
 264
 265     if (!infile) in = BIO_new_fp(stdin, BIO_NOCLOSE);
 266     else in = BIO_new_file(infile, "rb");
 267     if (!in) {
 268             BIO_printf(bio_err, "Error opening input file %s\n",
 269                                                 infile ? infile : "<stdin>");
 270             perror (infile);
 271             goto end;
 272    }
 273
 274    if (certfile) {
 275         if(!(certsin = BIO_new_file(certfile, "r"))) {
 276             BIO_printf(bio_err, "Can't open certificate file %s\n", certfile);
 277             perror (certfile);
 278             goto end;
 279         }
 280     }
 281
 282     if (keyname) {
 283         if(!(inkey = BIO_new_file(keyname, "r"))) {
 284             BIO_printf(bio_err, "Can't key certificate file %s\n", keyname);
 285             perror (keyname);
 286             goto end;
 287         }
 288      }
 289
 290     if (!outfile) out = BIO_new_fp(stdout, BIO_NOCLOSE);
 291     else out = BIO_new_file(outfile, "wb");
 292     if (!out) {
 293         BIO_printf(bio_err, "Error opening output file %s\n",
 294                                                 outfile ? outfile : "<stdout>");
 295         perror (outfile);
 296         goto end;
 297     }
 298     if (twopass) {
 299         if(EVP_read_pw_string (macpass, 50, "Enter MAC Password:", export_cert))
 300         {
 301             BIO_printf (bio_err, "Can't read Password\n");
 302             goto end;
 303         }
 304     }
 305
 306     if (export_cert) {
 307         EVP_PKEY *key;
 308         STACK *bags, *safes;
 309         PKCS12_SAFEBAG *bag;
 310         PKCS8_PRIV_KEY_INFO *p8;
 311         PKCS7 *authsafe;
 312         X509 *ucert = NULL;
 313         STACK_OF(X509) *certs=NULL;
 314         char *catmp;
 315         int i;
 316         unsigned char keyid[EVP_MAX_MD_SIZE];
 317         unsigned int keyidlen = 0;
 318         key = PEM_read_bio_PrivateKey(inkey ? inkey : in, NULL, NULL, NULL);
 319         if (!inkey) (void) BIO_reset(in);
 320         else BIO_free(inkey);
 321         if (!key) {
 322                 BIO_printf (bio_err, "Error loading private key\n");
 323                 ERR_print_errors(bio_err);
 324                 goto end;
 325         }
 326
 327         certs = sk_X509_new(NULL);
 328
 329         /* Load in all certs in input file */
 330         if(!cert_load(in, certs)) {
 331                 BIO_printf(bio_err, "Error loading certificates from input\n");
 332                 ERR_print_errors(bio_err);
 333                 goto end;
 334         }
 335
 336         for(i = 0; i < sk_X509_num(certs); i++) {
 337                 ucert = sk_X509_value(certs, i);
 338                 if(X509_check_private_key(ucert, key)) {
 339                         X509_digest(ucert, EVP_sha1(), keyid, &keyidlen);
 340                         break;
 341                 }
 342         }
 343
 344         if(!keyidlen) {
 345                 BIO_printf(bio_err, "No certificate matches private key\n");
 346                 goto end;
 347         }
 348
 349         bags = sk_new (NULL);
 350
 351         /* Add any more certificates asked for */
 352         if (certsin) {
 353                 if(!cert_load(certsin, certs)) {
 354                         BIO_printf(bio_err, "Error loading certificates from certfile\n");
 355                         ERR_print_errors(bio_err);
 356                         goto end;
 357                 }
 358                 BIO_free(certsin);
 359         }
 360
 361         /* If chaining get chain from user cert */
 362         if (chain) {
 363                 int vret;
 364                 STACK_OF(X509) *chain2;
 365                 vret = get_cert_chain (ucert, &chain2);
 366                 if (vret) {
 367                         BIO_printf (bio_err, "Error %s getting chain.\n",
 368                                         X509_verify_cert_error_string(vret));
 369                         goto end;
 370                 }
 371                 /* Exclude verified certificate */
 372                 for (i = 1; i < sk_X509_num (chain2) ; i++)
 373                                  sk_X509_push(certs, sk_X509_value (chain2, i));
 374                 sk_X509_free(chain2);
 375
 376         }
 377
 378         /* We now have loads of certificates: include them all */
 379         for(i = 0; i < sk_X509_num(certs); i++) {
 380                 X509 *cert = NULL;
 381                 cert = sk_X509_value(certs, i);
 382                 bag = M_PKCS12_x5092certbag(cert);
 383                 /* If it matches private key set id */
 384                 if(cert == ucert) {
 385                         if(name) PKCS12_add_friendlyname(bag, name, -1);
 386                         PKCS12_add_localkeyid(bag, keyid, keyidlen);
 387                 } else if((catmp = sk_shift(canames)))
 388                                 PKCS12_add_friendlyname(bag, catmp, -1);
 389                 sk_push(bags, (char *)bag);
 390         }
 391         sk_X509_pop_free(certs, X509_free);
 392         if (canames) sk_free(canames);
 393
 394         if(!noprompt &&
 395                 EVP_read_pw_string(pass, 50, "Enter Export Password:", 1)) {
 396             BIO_printf (bio_err, "Can't read Password\n");
 397             goto end;
 398         }
 399         if (!twopass) strcpy(macpass, pass);
 400         /* Turn certbags into encrypted authsafe */
 401         authsafe = PKCS12_pack_p7encdata(cert_pbe, cpass, -1, NULL, 0,
 402                                                                  iter, bags);
 403         sk_pop_free(bags, PKCS12_SAFEBAG_free);
 404
 405         if (!authsafe) {
 406                 ERR_print_errors (bio_err);
 407                 goto end;
 408         }
 409
 410         safes = sk_new (NULL);
 411         sk_push (safes, (char *)authsafe);
 412
 413         /* Make a shrouded key bag */
 414         p8 = EVP_PKEY2PKCS8 (key);
 415         EVP_PKEY_free(key);
 416         if(keytype) PKCS8_add_keyusage(p8, keytype);
 417         bag = PKCS12_MAKE_SHKEYBAG(key_pbe, cpass, -1, NULL, 0, iter, p8);
 418         PKCS8_PRIV_KEY_INFO_free(p8);
 419         if (name) PKCS12_add_friendlyname (bag, name, -1);
 420         PKCS12_add_localkeyid (bag, keyid, keyidlen);
 421         bags = sk_new(NULL);
 422         sk_push (bags, (char *)bag);
 423         /* Turn it into unencrypted safe bag */
 424         authsafe = PKCS12_pack_p7data (bags);
 425         sk_pop_free(bags, PKCS12_SAFEBAG_free);
 426         sk_push (safes, (char *)authsafe);
 427
 428         p12 = PKCS12_init (NID_pkcs7_data);
 429
 430         M_PKCS12_pack_authsafes (p12, safes);
 431
 432         sk_pop_free(safes, PKCS7_free);
 433
 434         PKCS12_set_mac (p12, mpass, -1, NULL, 0, maciter, NULL);
 435
 436         i2d_PKCS12_bio (out, p12);
 437
 438         PKCS12_free(p12);
 439
 440         ret = 0;
 441         goto end;
 442
 443     }
 444
 445     if (!(p12 = d2i_PKCS12_bio (in, NULL))) {
 446         ERR_print_errors(bio_err);
 447         goto end;
 448     }
 449
 450     if(!noprompt && EVP_read_pw_string(pass, 50, "Enter Import Password:", 0)) {
 451         BIO_printf (bio_err, "Can't read Password\n");
 452         goto end;
 453     }
 454
 455     if (!twopass) strcpy(macpass, pass);
 456
 457     if (options & INFO) BIO_printf (bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get (p12->mac->iter) : 1);
 458     if(macver) {
 459         if (!PKCS12_verify_mac (p12, mpass, -1)) {
 460             BIO_printf (bio_err, "Mac verify errror: invalid password?\n");
 461             ERR_print_errors (bio_err);
 462             goto end;
 463         } else BIO_printf (bio_err, "MAC verified OK\n");
 464     }
 465
 466     if (!dump_certs_keys_p12 (out, p12, cpass, -1, options)) {
 467         BIO_printf(bio_err, "Error outputting keys and certificates\n");
 468         ERR_print_errors (bio_err);
 469         goto end;
 470     }
 471     PKCS12_free(p12);
 472     ret = 0;
 473     end:
 474     BIO_free(out);
 475     EXIT(ret);
 476 }
 477
 478 int dump_certs_keys_p12 (BIO *out, PKCS12 *p12, char *pass,
 479              int passlen, int options)
 480 {
 481         STACK *asafes, *bags;
 482         int i, bagnid;
 483         PKCS7 *p7;
 484         if (!( asafes = M_PKCS12_unpack_authsafes (p12))) return 0;
 485         for (i = 0; i < sk_num (asafes); i++) {
 486                 p7 = (PKCS7 *) sk_value (asafes, i);
 487                 bagnid = OBJ_obj2nid (p7->type);
 488                 if (bagnid == NID_pkcs7_data) {
 489                         bags = M_PKCS12_unpack_p7data (p7);
 490                         if (options & INFO) BIO_printf (bio_err, "PKCS7 Data\n");
 491                 } else if (bagnid == NID_pkcs7_encrypted) {
 492                         if (options & INFO) {
 493                                 BIO_printf (bio_err, "PKCS7 Encrypted data: ");
 494                                 alg_print (bio_err,
 495                                         p7->d.encrypted->enc_data->algorithm);
 496                         }
 497                         bags = M_PKCS12_unpack_p7encdata (p7, pass, passlen);
 498                 } else continue;
 499                 if (!bags) return 0;
 500                 if (!dump_certs_pkeys_bags (out, bags, pass, passlen,
 501                                                          options)) {
 502                         sk_pop_free (bags, PKCS12_SAFEBAG_free);
 503                         return 0;
 504                 }
 505                 sk_pop_free (bags, PKCS12_SAFEBAG_free);
 506         }
 507         sk_pop_free (asafes, PKCS7_free);
 508         return 1;
 509 }
 510
 511 int dump_certs_pkeys_bags (BIO *out, STACK *bags, char *pass,
 512              int passlen, int options)
 513 {
 514         int i;
 515         for (i = 0; i < sk_num (bags); i++) {
 516                 if (!dump_certs_pkeys_bag (out,
 517                          (PKCS12_SAFEBAG *)sk_value (bags, i), pass, passlen,
 518                                                         options)) return 0;
 519         }
 520         return 1;
 521 }
 522
 523 int dump_certs_pkeys_bag (BIO *out, PKCS12_SAFEBAG *bag, char *pass,
 524              int passlen, int options)
 525 {
 526         EVP_PKEY *pkey;
 527         PKCS8_PRIV_KEY_INFO *p8;
 528         X509 *x509;
 529
 530         switch (M_PKCS12_bag_type(bag))
 531         {
 532         case NID_keyBag:
 533                 if (options & INFO) BIO_printf (bio_err, "Key bag\n");
 534                 if (options & NOKEYS) return 1;
 535                 print_attribs (out, bag->attrib, "Bag Attributes");
 536                 p8 = bag->value.keybag;
 537                 if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
 538                 print_attribs (out, p8->attributes, "Key Attributes");
 539                 PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, NULL);
 540                 EVP_PKEY_free(pkey);
 541         break;
 542
 543         case NID_pkcs8ShroudedKeyBag:
 544                 if (options & INFO) {
 545                         BIO_printf (bio_err, "Shrouded Keybag: ");
 546                         alg_print (bio_err, bag->value.shkeybag->algor);
 547                 }
 548                 if (options & NOKEYS) return 1;
 549                 print_attribs (out, bag->attrib, "Bag Attributes");
 550                 if (!(p8 = M_PKCS12_decrypt_skey (bag, pass, passlen)))
 551                                 return 0;
 552                 if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
 553                 print_attribs (out, p8->attributes, "Key Attributes");
 554                 PKCS8_PRIV_KEY_INFO_free(p8);
 555                 PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, NULL);
 556                 EVP_PKEY_free(pkey);
 557         break;
 558
 559         case NID_certBag:
 560                 if (options & INFO) BIO_printf (bio_err, "Certificate bag\n");
 561                 if (options & NOCERTS) return 1;
 562                 if (PKCS12_get_attr(bag, NID_localKeyID)) {
 563                         if (options & CACERTS) return 1;
 564                 } else if (options & CLCERTS) return 1;
 565                 print_attribs (out, bag->attrib, "Bag Attributes");
 566                 if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate )
 567                                                                  return 1;
 568                 if (!(x509 = M_PKCS12_certbag2x509(bag))) return 0;
 569                 dump_cert_text (out, x509);
 570                 PEM_write_bio_X509 (out, x509);
 571                 X509_free(x509);
 572         break;
 573
 574         case NID_safeContentsBag:
 575                 if (options & INFO) BIO_printf (bio_err, "Safe Contents bag\n");
 576                 print_attribs (out, bag->attrib, "Bag Attributes");
 577                 return dump_certs_pkeys_bags (out, bag->value.safes, pass,
 578                                                             passlen, options);
 579
 580         default:
 581                 BIO_printf (bio_err, "Warning unsupported bag type: ");
 582                 i2a_ASN1_OBJECT (bio_err, bag->type);
 583                 BIO_printf (bio_err, "\n");
 584                 return 1;
 585         break;
 586         }
 587         return 1;
 588 }
 589
 590 /* Given a single certificate return a verified chain or NULL if error */
 591
 592 /* Hope this is OK .... */
 593
 594 int get_cert_chain (X509 *cert, STACK_OF(X509) **chain)
 595 {
 596         X509_STORE *store;
 597         X509_STORE_CTX store_ctx;
 598         STACK_OF(X509) *chn;
 599         int i;
 600         X509 *x;
 601         store = X509_STORE_new ();
 602         X509_STORE_set_default_paths (store);
 603         X509_STORE_CTX_init(&store_ctx, store, cert, NULL);
 604         if (X509_verify_cert(&store_ctx) <= 0) {
 605                 i = X509_STORE_CTX_get_error (&store_ctx);
 606                 goto err;
 607         }
 608         chn =  sk_X509_dup(X509_STORE_CTX_get_chain (&store_ctx));
 609         for (i = 0; i < sk_X509_num(chn); i++) {
 610                 x = sk_X509_value(chn, i);
 611                 CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509);
 612         }
 613         i = 0;
 614         *chain = chn;
 615 err:
 616         X509_STORE_CTX_cleanup(&store_ctx);
 617         X509_STORE_free(store);
 618
 619         return i;
 620 }
 621
 622 int alg_print (BIO *x, X509_ALGOR *alg)
 623 {
 624         PBEPARAM *pbe;
 625         unsigned char *p;
 626         p = alg->parameter->value.sequence->data;
 627         pbe = d2i_PBEPARAM (NULL, &p, alg->parameter->value.sequence->length);
 628         BIO_printf (bio_err, "%s, Iteration %d\n",
 629         OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)), ASN1_INTEGER_get(pbe->iter));
 630         PBEPARAM_free (pbe);
 631         return 0;
 632 }
 633
 634 /* Load all certificates from a given file */
 635
 636 int cert_load(BIO *in, STACK_OF(X509) *sk)
 637 {
 638         int ret;
 639         X509 *cert;
 640         ret = 0;
 641         while((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
 642                 ret = 1;
 643                 sk_X509_push(sk, cert);
 644         }
 645         if(ret) ERR_clear_error();
 646         return ret;
 647 }
 648
 649 /* Generalised attribute print: handle PKCS#8 and bag attributes */
 650
 651 int print_attribs (BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst, char *name)
 652 {
 653         X509_ATTRIBUTE *attr;
 654         ASN1_TYPE *av;
 655         char *value;
 656         int i, attr_nid;
 657         if(!attrlst) {
 658                 BIO_printf(out, "%s: <No Attributes>\n", name);
 659                 return 1;
 660         }
 661         if(!sk_X509_ATTRIBUTE_num(attrlst)) {
 662                 BIO_printf(out, "%s: <Empty Attributes>\n", name);
 663                 return 1;
 664         }
 665         BIO_printf(out, "%s\n", name);
 666         for(i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
 667                 attr = sk_X509_ATTRIBUTE_value(attrlst, i);
 668                 attr_nid = OBJ_obj2nid(attr->object);
 669                 BIO_printf(out, "    ");
 670                 if(attr_nid == NID_undef) {
 671                         i2a_ASN1_OBJECT (out, attr->object);
 672                         BIO_printf(out, ": ");
 673                 } else BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
 674
 675                 if(sk_ASN1_TYPE_num(attr->value.set)) {
 676                         av = sk_ASN1_TYPE_value(attr->value.set, 0);
 677                         switch(av->type) {
 678                                 case V_ASN1_BMPSTRING:
 679                                 value = uni2asc(av->value.bmpstring->data,
 680                                                av->value.bmpstring->length);
 681                                 BIO_printf(out, "%s\n", value);
 682                                 Free(value);
 683                                 break;
 684
 685                                 case V_ASN1_OCTET_STRING:
 686                                 hex_prin(out, av->value.bit_string->data,
 687                                         av->value.bit_string->length);
 688                                 BIO_printf(out, "\n");
 689                                 break;
 690
 691                                 case V_ASN1_BIT_STRING:
 692                                 hex_prin(out, av->value.octet_string->data,
 693                                         av->value.octet_string->length);
 694                                 BIO_printf(out, "\n");
 695                                 break;
 696
 697                                 default:
 698                                         BIO_printf(out, "<Unsupported tag %d>\n", av->type);
 699                                 break;
 700                         }
 701                 } else BIO_printf(out, "<No Values>\n");
 702         }
 703         return 1;
 704 }
 705
 706 void hex_prin(BIO *out, unsigned char *buf, int len)
 707 {
 708         int i;
 709         for (i = 0; i < len; i++) BIO_printf (out, "%02X ", buf[i]);
 710 }
 711
 712 #endif