apps/pkcs12.c

   1 /*
   2  * Copyright 1999-2024 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (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
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15 #include "apps.h"
  16 #include "progs.h"
  17 #include <openssl/asn1.h>
  18 #include <openssl/crypto.h>
  19 #include <openssl/err.h>
  20 #include <openssl/pem.h>
  21 #include <openssl/pkcs12.h>
  22 #include <openssl/provider.h>
  23 #include <openssl/kdf.h>
  24 #include <openssl/rand.h>
  25
  26 #define NOKEYS          0x1
  27 #define NOCERTS         0x2
  28 #define INFO            0x4
  29 #define CLCERTS         0x8
  30 #define CACERTS         0x10
  31
  32 #define PASSWD_BUF_SIZE 2048
  33
  34 #define WARN_EXPORT(opt) \
  35     BIO_printf(bio_err, "Warning: -%s option ignored with -export\n", opt);
  36 #define WARN_NO_EXPORT(opt) \
  37     BIO_printf(bio_err, "Warning: -%s option ignored without -export\n", opt);
  38
  39 static int get_cert_chain(X509 *cert, X509_STORE *store,
  40                           STACK_OF(X509) *untrusted_certs,
  41                           STACK_OF(X509) **chain);
  42 int dump_certs_keys_p12(BIO *out, const PKCS12 *p12,
  43                         const char *pass, int passlen, int options,
  44                         char *pempass, const EVP_CIPHER *enc);
  45 int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags,
  46                           const char *pass, int passlen, int options,
  47                           char *pempass, const EVP_CIPHER *enc);
  48 int dump_certs_pkeys_bag(BIO *out, const PKCS12_SAFEBAG *bags,
  49                          const char *pass, int passlen,
  50                          int options, char *pempass, const EVP_CIPHER *enc);
  51 void print_attribute(BIO *out, const ASN1_TYPE *av);
  52 int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst,
  53                   const char *name);
  54 void hex_prin(BIO *out, unsigned char *buf, int len);
  55 static int alg_print(const X509_ALGOR *alg);
  56 int cert_load(BIO *in, STACK_OF(X509) *sk);
  57 static int set_pbe(int *ppbe, const char *str);
  58 static int jdk_trust(PKCS12_SAFEBAG *bag, void *cbarg);
  59
  60 typedef enum OPTION_choice {
  61     OPT_COMMON,
  62     OPT_CIPHER, OPT_NOKEYS, OPT_KEYEX, OPT_KEYSIG, OPT_NOCERTS, OPT_CLCERTS,
  63     OPT_CACERTS, OPT_NOOUT, OPT_INFO, OPT_CHAIN, OPT_TWOPASS, OPT_NOMACVER,
  64 #ifndef OPENSSL_NO_DES
  65     OPT_DESCERT,
  66 #endif
  67     OPT_EXPORT, OPT_ITER, OPT_NOITER, OPT_MACITER, OPT_NOMACITER, OPT_MACSALTLEN,
  68     OPT_NOMAC, OPT_LMK, OPT_NODES, OPT_NOENC, OPT_MACALG, OPT_CERTPBE, OPT_KEYPBE,
  69     OPT_INKEY, OPT_CERTFILE, OPT_UNTRUSTED, OPT_PASSCERTS,
  70     OPT_NAME, OPT_CSP, OPT_CANAME,
  71     OPT_IN, OPT_OUT, OPT_PASSIN, OPT_PASSOUT, OPT_PASSWORD, OPT_CAPATH,
  72     OPT_CAFILE, OPT_CASTORE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_NOCASTORE, OPT_ENGINE,
  73     OPT_R_ENUM, OPT_PROV_ENUM, OPT_JDKTRUST,
  74 #ifndef OPENSSL_NO_DES
  75     OPT_LEGACY_ALG
  76 #endif
  77 } OPTION_CHOICE;
  78
  79 const OPTIONS pkcs12_options[] = {
  80     OPT_SECTION("General"),
  81     {"help", OPT_HELP, '-', "Display this summary"},
  82     {"in", OPT_IN, '<', "Input file"},
  83     {"out", OPT_OUT, '>', "Output file"},
  84     {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
  85     {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
  86     {"password", OPT_PASSWORD, 's', "Set PKCS#12 import/export password source"},
  87     {"twopass", OPT_TWOPASS, '-', "Separate MAC, encryption passwords"},
  88     {"nokeys", OPT_NOKEYS, '-', "Don't output private keys"},
  89     {"nocerts", OPT_NOCERTS, '-', "Don't output certificates"},
  90     {"noout", OPT_NOOUT, '-', "Don't output anything, just verify PKCS#12 input"},
  91 #ifndef OPENSSL_NO_DES
  92     {"legacy", OPT_LEGACY_ALG, '-',
  93 # ifdef OPENSSL_NO_RC2
  94      "Use legacy encryption algorithm 3DES_CBC for keys and certs"
  95 # else
  96      "Use legacy encryption: 3DES_CBC for keys, RC2_CBC for certs"
  97 # endif
  98     },
  99 #endif
 100 #ifndef OPENSSL_NO_ENGINE
 101     {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
 102 #endif
 103     OPT_PROV_OPTIONS,
 104     OPT_R_OPTIONS,
 105
 106     OPT_SECTION("PKCS#12 import (parsing PKCS#12)"),
 107     {"info", OPT_INFO, '-', "Print info about PKCS#12 structure"},
 108     {"nomacver", OPT_NOMACVER, '-', "Don't verify integrity MAC"},
 109     {"clcerts", OPT_CLCERTS, '-', "Only output client certificates"},
 110     {"cacerts", OPT_CACERTS, '-', "Only output CA certificates"},
 111     {"", OPT_CIPHER, '-', "Any supported cipher for output encryption"},
 112     {"noenc", OPT_NOENC, '-', "Don't encrypt private keys"},
 113     {"nodes", OPT_NODES, '-', "Don't encrypt private keys; deprecated"},
 114
 115     OPT_SECTION("PKCS#12 output (export)"),
 116     {"export", OPT_EXPORT, '-', "Create PKCS12 file"},
 117     {"inkey", OPT_INKEY, 's', "Private key, else read from -in input file"},
 118     {"certfile", OPT_CERTFILE, '<', "Extra certificates for PKCS12 output"},
 119     {"passcerts", OPT_PASSCERTS, 's', "Certificate file pass phrase source"},
 120     {"chain", OPT_CHAIN, '-', "Build and add certificate chain for EE cert,"},
 121     {OPT_MORE_STR, 0, 0,
 122      "which is the 1st cert from -in matching the private key (if given)"},
 123     {"untrusted", OPT_UNTRUSTED, '<', "Untrusted certificates for chain building"},
 124     {"CAfile", OPT_CAFILE, '<', "PEM-format file of CA's"},
 125     {"CApath", OPT_CAPATH, '/', "PEM-format directory of CA's"},
 126     {"CAstore", OPT_CASTORE, ':', "URI to store of CA's"},
 127     {"no-CAfile", OPT_NOCAFILE, '-',
 128      "Do not load the default certificates file"},
 129     {"no-CApath", OPT_NOCAPATH, '-',
 130      "Do not load certificates from the default certificates directory"},
 131     {"no-CAstore", OPT_NOCASTORE, '-',
 132      "Do not load certificates from the default certificates store"},
 133     {"name", OPT_NAME, 's', "Use name as friendly name"},
 134     {"caname", OPT_CANAME, 's',
 135      "Use name as CA friendly name (can be repeated)"},
 136     {"CSP", OPT_CSP, 's', "Microsoft CSP name"},
 137     {"LMK", OPT_LMK, '-',
 138      "Add local machine keyset attribute to private key"},
 139     {"keyex", OPT_KEYEX, '-', "Set key type to MS key exchange"},
 140     {"keysig", OPT_KEYSIG, '-', "Set key type to MS key signature"},
 141     {"keypbe", OPT_KEYPBE, 's', "Private key PBE algorithm (default AES-256 CBC)"},
 142     {"certpbe", OPT_CERTPBE, 's',
 143      "Certificate PBE algorithm (default PBES2 with PBKDF2 and AES-256 CBC)"},
 144 #ifndef OPENSSL_NO_DES
 145     {"descert", OPT_DESCERT, '-',
 146      "Encrypt output with 3DES (default PBES2 with PBKDF2 and AES-256 CBC)"},
 147 #endif
 148     {"macalg", OPT_MACALG, 's',
 149      "Digest algorithm to use in MAC (default SHA256)"},
 150     {"iter", OPT_ITER, 'p', "Specify the iteration count for encryption and MAC"},
 151     {"noiter", OPT_NOITER, '-', "Don't use encryption iteration"},
 152     {"nomaciter", OPT_NOMACITER, '-', "Don't use MAC iteration)"},
 153     {"maciter", OPT_MACITER, '-', "Unused, kept for backwards compatibility"},
 154     {"macsaltlen", OPT_MACSALTLEN, 'p', "Specify the salt len for MAC"},
 155     {"nomac", OPT_NOMAC, '-', "Don't generate MAC"},
 156     {"jdktrust", OPT_JDKTRUST, 's', "Mark certificate in PKCS#12 store as trusted for JDK compatibility"},
 157     {NULL}
 158 };
 159
 160 int pkcs12_main(int argc, char **argv)
 161 {
 162     char *infile = NULL, *outfile = NULL, *keyname = NULL, *certfile = NULL;
 163     char *untrusted = NULL, *ciphername = NULL, *enc_name = NULL;
 164     char *passcertsarg = NULL, *passcerts = NULL;
 165     char *name = NULL, *csp_name = NULL;
 166     char pass[PASSWD_BUF_SIZE] = "", macpass[PASSWD_BUF_SIZE] = "";
 167     int export_pkcs12 = 0, options = 0, chain = 0, twopass = 0, keytype = 0;
 168     char *jdktrust = NULL;
 169 #ifndef OPENSSL_NO_DES
 170     int use_legacy = 0;
 171 #endif
 172     /* use library defaults for the iter, maciter, cert, and key PBE */
 173     int iter = 0, maciter = 0;
 174     int macsaltlen = PKCS12_SALT_LEN;
 175     int cert_pbe = NID_undef;
 176     int key_pbe = NID_undef;
 177     int ret = 1, macver = 1, add_lmk = 0, private = 0;
 178     int noprompt = 0;
 179     char *passinarg = NULL, *passoutarg = NULL, *passarg = NULL;
 180     char *passin = NULL, *passout = NULL, *macalg = NULL;
 181     char *cpass = NULL, *mpass = NULL, *badpass = NULL;
 182     const char *CApath = NULL, *CAfile = NULL, *CAstore = NULL, *prog;
 183     int noCApath = 0, noCAfile = 0, noCAstore = 0;
 184     ENGINE *e = NULL;
 185     BIO *in = NULL, *out = NULL;
 186     PKCS12 *p12 = NULL;
 187     STACK_OF(OPENSSL_STRING) *canames = NULL;
 188     EVP_CIPHER *default_enc = (EVP_CIPHER *)EVP_aes_256_cbc();
 189     EVP_CIPHER *enc = (EVP_CIPHER *)default_enc;
 190     OPTION_CHOICE o;
 191
 192     opt_set_unknown_name("cipher");
 193     prog = opt_init(argc, argv, pkcs12_options);
 194     while ((o = opt_next()) != OPT_EOF) {
 195         switch (o) {
 196         case OPT_EOF:
 197         case OPT_ERR:
 198  opthelp:
 199             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 200             goto end;
 201         case OPT_HELP:
 202             opt_help(pkcs12_options);
 203             ret = 0;
 204             goto end;
 205         case OPT_NOKEYS:
 206             options |= NOKEYS;
 207             break;
 208         case OPT_KEYEX:
 209             keytype = KEY_EX;
 210             break;
 211         case OPT_KEYSIG:
 212             keytype = KEY_SIG;
 213             break;
 214         case OPT_NOCERTS:
 215             options |= NOCERTS;
 216             break;
 217         case OPT_CLCERTS:
 218             options |= CLCERTS;
 219             break;
 220         case OPT_CACERTS:
 221             options |= CACERTS;
 222             break;
 223         case OPT_NOOUT:
 224             options |= (NOKEYS | NOCERTS);
 225             break;
 226         case OPT_JDKTRUST:
 227             jdktrust = opt_arg();
 228             /* Adding jdk trust implies nokeys */
 229             options |= NOKEYS;
 230             break;
 231         case OPT_INFO:
 232             options |= INFO;
 233             break;
 234         case OPT_CHAIN:
 235             chain = 1;
 236             break;
 237         case OPT_TWOPASS:
 238             twopass = 1;
 239             break;
 240         case OPT_NOMACVER:
 241             macver = 0;
 242             break;
 243 #ifndef OPENSSL_NO_DES
 244         case OPT_DESCERT:
 245             cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 246             break;
 247 #endif
 248         case OPT_EXPORT:
 249             export_pkcs12 = 1;
 250             break;
 251         case OPT_NODES:
 252         case OPT_NOENC:
 253             /*
 254              * |enc_name| stores the name of the option used so it
 255              * can be printed if an error message is output.
 256              */
 257             enc_name = opt_flag() + 1;
 258             enc = NULL;
 259             ciphername = NULL;
 260             break;
 261         case OPT_CIPHER:
 262             enc_name = ciphername = opt_unknown();
 263             break;
 264         case OPT_ITER:
 265             maciter = iter = opt_int_arg();
 266             break;
 267         case OPT_NOITER:
 268             iter = 1;
 269             break;
 270         case OPT_MACITER:
 271             /* no-op */
 272             break;
 273         case OPT_NOMACITER:
 274             maciter = 1;
 275             break;
 276         case OPT_MACSALTLEN:
 277             macsaltlen = opt_int_arg();
 278             break;
 279         case OPT_NOMAC:
 280             cert_pbe = -1;
 281             maciter = -1;
 282             break;
 283         case OPT_MACALG:
 284             macalg = opt_arg();
 285             break;
 286         case OPT_CERTPBE:
 287             if (!set_pbe(&cert_pbe, opt_arg()))
 288                 goto opthelp;
 289             break;
 290         case OPT_KEYPBE:
 291             if (!set_pbe(&key_pbe, opt_arg()))
 292                 goto opthelp;
 293             break;
 294         case OPT_R_CASES:
 295             if (!opt_rand(o))
 296                 goto end;
 297             break;
 298         case OPT_INKEY:
 299             keyname = opt_arg();
 300             break;
 301         case OPT_CERTFILE:
 302             certfile = opt_arg();
 303             break;
 304         case OPT_UNTRUSTED:
 305             untrusted = opt_arg();
 306             break;
 307         case OPT_PASSCERTS:
 308             passcertsarg = opt_arg();
 309             break;
 310         case OPT_NAME:
 311             name = opt_arg();
 312             break;
 313         case OPT_LMK:
 314             add_lmk = 1;
 315             break;
 316         case OPT_CSP:
 317             csp_name = opt_arg();
 318             break;
 319         case OPT_CANAME:
 320             if (canames == NULL
 321                 && (canames = sk_OPENSSL_STRING_new_null()) == NULL)
 322                 goto end;
 323             sk_OPENSSL_STRING_push(canames, opt_arg());
 324             break;
 325         case OPT_IN:
 326             infile = opt_arg();
 327             break;
 328         case OPT_OUT:
 329             outfile = opt_arg();
 330             break;
 331         case OPT_PASSIN:
 332             passinarg = opt_arg();
 333             break;
 334         case OPT_PASSOUT:
 335             passoutarg = opt_arg();
 336             break;
 337         case OPT_PASSWORD:
 338             passarg = opt_arg();
 339             break;
 340         case OPT_CAPATH:
 341             CApath = opt_arg();
 342             break;
 343         case OPT_CASTORE:
 344             CAstore = opt_arg();
 345             break;
 346         case OPT_CAFILE:
 347             CAfile = opt_arg();
 348             break;
 349         case OPT_NOCAPATH:
 350             noCApath = 1;
 351             break;
 352         case OPT_NOCASTORE:
 353             noCAstore = 1;
 354             break;
 355         case OPT_NOCAFILE:
 356             noCAfile = 1;
 357             break;
 358         case OPT_ENGINE:
 359             e = setup_engine(opt_arg(), 0);
 360             break;
 361 #ifndef OPENSSL_NO_DES
 362         case OPT_LEGACY_ALG:
 363             use_legacy = 1;
 364             break;
 365 #endif
 366         case OPT_PROV_CASES:
 367             if (!opt_provider(o))
 368                 goto end;
 369             break;
 370         }
 371     }
 372
 373     /* No extra arguments. */
 374     if (!opt_check_rest_arg(NULL))
 375         goto opthelp;
 376
 377     if (!app_RAND_load())
 378         goto end;
 379
 380     if (!opt_cipher_any(ciphername, &enc))
 381         goto opthelp;
 382     if (export_pkcs12) {
 383         if ((options & INFO) != 0)
 384             WARN_EXPORT("info");
 385         if (macver == 0)
 386             WARN_EXPORT("nomacver");
 387         if ((options & CLCERTS) != 0)
 388             WARN_EXPORT("clcerts");
 389         if ((options & CACERTS) != 0)
 390             WARN_EXPORT("cacerts");
 391         if (enc != default_enc)
 392             BIO_printf(bio_err,
 393                        "Warning: output encryption option -%s ignored with -export\n", enc_name);
 394     } else {
 395         if (keyname != NULL)
 396             WARN_NO_EXPORT("inkey");
 397         if (certfile != NULL)
 398             WARN_NO_EXPORT("certfile");
 399         if (passcertsarg != NULL)
 400             WARN_NO_EXPORT("passcerts");
 401         if (chain)
 402             WARN_NO_EXPORT("chain");
 403         if (untrusted != NULL)
 404             WARN_NO_EXPORT("untrusted");
 405         if (CAfile != NULL)
 406             WARN_NO_EXPORT("CAfile");
 407         if (CApath != NULL)
 408             WARN_NO_EXPORT("CApath");
 409         if (CAstore != NULL)
 410             WARN_NO_EXPORT("CAstore");
 411         if (noCAfile)
 412             WARN_NO_EXPORT("no-CAfile");
 413         if (noCApath)
 414             WARN_NO_EXPORT("no-CApath");
 415         if (noCAstore)
 416             WARN_NO_EXPORT("no-CAstore");
 417         if (name != NULL)
 418             WARN_NO_EXPORT("name");
 419         if (canames != NULL)
 420             WARN_NO_EXPORT("caname");
 421         if (csp_name != NULL)
 422             WARN_NO_EXPORT("CSP");
 423         if (add_lmk)
 424             WARN_NO_EXPORT("LMK");
 425         if (keytype == KEY_EX)
 426             WARN_NO_EXPORT("keyex");
 427         if (keytype == KEY_SIG)
 428             WARN_NO_EXPORT("keysig");
 429         if (key_pbe != NID_undef)
 430             WARN_NO_EXPORT("keypbe");
 431         if (cert_pbe != NID_undef && cert_pbe != -1)
 432             WARN_NO_EXPORT("certpbe and -descert");
 433         if (macalg != NULL)
 434             WARN_NO_EXPORT("macalg");
 435         if (iter != 0)
 436             WARN_NO_EXPORT("iter and -noiter");
 437         if (maciter == 1)
 438             WARN_NO_EXPORT("nomaciter");
 439         if (cert_pbe == -1 && maciter == -1)
 440             WARN_NO_EXPORT("nomac");
 441         if (macsaltlen != PKCS12_SALT_LEN)
 442             WARN_NO_EXPORT("macsaltlen");
 443     }
 444 #ifndef OPENSSL_NO_DES
 445     if (use_legacy) {
 446         /* load the legacy provider if not loaded already*/
 447         if (!OSSL_PROVIDER_available(app_get0_libctx(), "legacy")) {
 448             if (!app_provider_load(app_get0_libctx(), "legacy"))
 449                 goto end;
 450             /* load the default provider explicitly */
 451             if (!app_provider_load(app_get0_libctx(), "default"))
 452                 goto end;
 453         }
 454         if (cert_pbe == NID_undef) {
 455             /* Adapt default algorithm */
 456 # ifndef OPENSSL_NO_RC2
 457             cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
 458 # else
 459             cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 460 # endif
 461         }
 462
 463         if (key_pbe == NID_undef)
 464             key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
 465         if (enc == default_enc)
 466             enc = (EVP_CIPHER *)EVP_des_ede3_cbc();
 467         if (macalg == NULL)
 468             macalg = "sha1";
 469     }
 470 #endif
 471
 472     private = 1;
 473
 474     if (!app_passwd(passcertsarg, NULL, &passcerts, NULL)) {
 475         BIO_printf(bio_err, "Error getting certificate file password\n");
 476         goto end;
 477     }
 478
 479     if (passarg != NULL) {
 480         if (export_pkcs12)
 481             passoutarg = passarg;
 482         else
 483             passinarg = passarg;
 484     }
 485
 486     if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
 487         BIO_printf(bio_err, "Error getting passwords\n");
 488         goto end;
 489     }
 490
 491     if (cpass == NULL) {
 492         if (export_pkcs12)
 493             cpass = passout;
 494         else
 495             cpass = passin;
 496     }
 497
 498     if (cpass != NULL) {
 499         mpass = cpass;
 500         noprompt = 1;
 501         if (twopass) {
 502             if (export_pkcs12)
 503                 BIO_printf(bio_err, "Option -twopass cannot be used with -passout or -password\n");
 504             else
 505                 BIO_printf(bio_err, "Option -twopass cannot be used with -passin or -password\n");
 506             goto end;
 507         }
 508     } else {
 509         cpass = pass;
 510         mpass = macpass;
 511     }
 512
 513     if (twopass) {
 514         /* To avoid bit rot */
 515         if (1) {
 516 #ifndef OPENSSL_NO_UI_CONSOLE
 517             if (EVP_read_pw_string(
 518                 macpass, sizeof(macpass), "Enter MAC Password:", export_pkcs12)) {
 519                 BIO_printf(bio_err, "Can't read Password\n");
 520                 goto end;
 521             }
 522         } else {
 523 #endif
 524             BIO_printf(bio_err, "Unsupported option -twopass\n");
 525             goto end;
 526         }
 527     }
 528
 529     if (export_pkcs12) {
 530         EVP_PKEY *key = NULL;
 531         X509 *ee_cert = NULL, *x = NULL;
 532         STACK_OF(X509) *certs = NULL;
 533         STACK_OF(X509) *untrusted_certs = NULL;
 534         EVP_MD *macmd = NULL;
 535         unsigned char *catmp = NULL;
 536         int i;
 537         ASN1_OBJECT *obj = NULL;
 538
 539         if ((options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) {
 540             BIO_printf(bio_err, "Nothing to export due to -noout or -nocerts and -nokeys\n");
 541             goto export_end;
 542         }
 543
 544         if ((options & NOCERTS) != 0) {
 545             chain = 0;
 546             BIO_printf(bio_err, "Warning: -chain option ignored with -nocerts\n");
 547         }
 548
 549         if (!(options & NOKEYS)) {
 550             key = load_key(keyname ? keyname : infile,
 551                            FORMAT_PEM, 1, passin, e,
 552                            keyname ?
 553                            "private key from -inkey file" :
 554                            "private key from -in file");
 555             if (key == NULL)
 556                 goto export_end;
 557         }
 558
 559         /* Load all certs in input file */
 560         if (!(options & NOCERTS)) {
 561             if (!load_certs(infile, 1, &certs, passin,
 562                             "certificates from -in file"))
 563                 goto export_end;
 564             if (sk_X509_num(certs) < 1) {
 565                 BIO_printf(bio_err, "No certificate in -in file %s\n", infile);
 566                 goto export_end;
 567             }
 568
 569             if (key != NULL) {
 570                 /* Look for matching private key */
 571                 for (i = 0; i < sk_X509_num(certs); i++) {
 572                     x = sk_X509_value(certs, i);
 573                     if (cert_matches_key(x, key)) {
 574                         ee_cert = x;
 575                         /* Zero keyid and alias */
 576                         X509_keyid_set1(ee_cert, NULL, 0);
 577                         X509_alias_set1(ee_cert, NULL, 0);
 578                         /* Remove from list */
 579                         (void)sk_X509_delete(certs, i);
 580                         break;
 581                     }
 582                 }
 583                 if (ee_cert == NULL) {
 584                     BIO_printf(bio_err,
 585                                "No cert in -in file '%s' matches private key\n",
 586                                infile);
 587                     goto export_end;
 588                 }
 589             }
 590         }
 591
 592         /* Load any untrusted certificates for chain building */
 593         if (untrusted != NULL) {
 594             if (!load_certs(untrusted, 0, &untrusted_certs, passcerts,
 595                             "untrusted certificates"))
 596                 goto export_end;
 597         }
 598
 599         /* If chaining get chain from end entity cert */
 600         if (chain) {
 601             int vret;
 602             STACK_OF(X509) *chain2;
 603             X509_STORE *store;
 604             X509 *ee_cert_tmp = ee_cert;
 605
 606             /* Assume the first cert if we haven't got anything else */
 607             if (ee_cert_tmp == NULL && certs != NULL)
 608                 ee_cert_tmp = sk_X509_value(certs, 0);
 609
 610             if (ee_cert_tmp == NULL) {
 611                 BIO_printf(bio_err,
 612                            "No end entity certificate to check with -chain\n");
 613                 goto export_end;
 614             }
 615
 616             if ((store = setup_verify(CAfile, noCAfile, CApath, noCApath,
 617                                       CAstore, noCAstore))
 618                     == NULL)
 619                 goto export_end;
 620
 621             vret = get_cert_chain(ee_cert_tmp, store, untrusted_certs, &chain2);
 622             X509_STORE_free(store);
 623
 624             if (vret == X509_V_OK) {
 625                 int add_certs;
 626                 /* Remove from chain2 the first (end entity) certificate */
 627                 X509_free(sk_X509_shift(chain2));
 628                 /* Add the remaining certs (except for duplicates) */
 629                 add_certs = X509_add_certs(certs, chain2, X509_ADD_FLAG_UP_REF
 630                                            | X509_ADD_FLAG_NO_DUP);
 631                 OSSL_STACK_OF_X509_free(chain2);
 632                 if (!add_certs)
 633                     goto export_end;
 634             } else {
 635                 if (vret != X509_V_ERR_UNSPECIFIED)
 636                     BIO_printf(bio_err, "Error getting chain: %s\n",
 637                                X509_verify_cert_error_string(vret));
 638                 goto export_end;
 639             }
 640         }
 641
 642         /* Add any extra certificates asked for */
 643         if (certfile != NULL) {
 644             if (!load_certs(certfile, 0, &certs, passcerts,
 645                             "extra certificates from -certfile"))
 646                 goto export_end;
 647         }
 648
 649         /* Add any CA names */
 650         for (i = 0; i < sk_OPENSSL_STRING_num(canames); i++) {
 651             catmp = (unsigned char *)sk_OPENSSL_STRING_value(canames, i);
 652             X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
 653         }
 654
 655         if (csp_name != NULL && key != NULL)
 656             EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
 657                                       MBSTRING_ASC, (unsigned char *)csp_name,
 658                                       -1);
 659
 660         if (add_lmk && key != NULL)
 661             EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);
 662
 663         if (!noprompt && !(enc == NULL && maciter == -1)) {
 664             /* To avoid bit rot */
 665             if (1) {
 666 #ifndef OPENSSL_NO_UI_CONSOLE
 667                 if (EVP_read_pw_string(pass, sizeof(pass),
 668                                        "Enter Export Password:", 1)) {
 669                     BIO_printf(bio_err, "Can't read Password\n");
 670                     goto export_end;
 671                 }
 672             } else {
 673 #endif
 674                 BIO_printf(bio_err, "Password required\n");
 675                 goto export_end;
 676             }
 677         }
 678
 679         if (!twopass)
 680             OPENSSL_strlcpy(macpass, pass, sizeof(macpass));
 681
 682         if (jdktrust != NULL) {
 683             obj = OBJ_txt2obj(jdktrust, 0);
 684         }
 685
 686         p12 = PKCS12_create_ex2(cpass, name, key, ee_cert, certs,
 687                                 key_pbe, cert_pbe, iter, -1, keytype,
 688                                 app_get0_libctx(), app_get0_propq(),
 689                                 jdk_trust, (void*)obj);
 690
 691         if (p12 == NULL) {
 692             BIO_printf(bio_err, "Error creating PKCS12 structure for %s\n",
 693                        outfile);
 694             goto export_end;
 695         }
 696
 697         if (macalg != NULL) {
 698             if (!opt_md(macalg, &macmd))
 699                 goto opthelp;
 700         }
 701
 702         if (maciter != -1) {
 703             if (!PKCS12_set_mac(p12, mpass, -1, NULL, macsaltlen, maciter, macmd)) {
 704                 BIO_printf(bio_err, "Error creating PKCS12 MAC; no PKCS12KDF support?\n");
 705                 BIO_printf(bio_err, "Use -nomac if MAC not required and PKCS12KDF support not available.\n");
 706                 goto export_end;
 707             }
 708         }
 709         assert(private);
 710
 711         out = bio_open_owner(outfile, FORMAT_PKCS12, private);
 712         if (out == NULL)
 713             goto end;
 714
 715         i2d_PKCS12_bio(out, p12);
 716
 717         ret = 0;
 718
 719  export_end:
 720
 721         EVP_PKEY_free(key);
 722         EVP_MD_free(macmd);
 723         OSSL_STACK_OF_X509_free(certs);
 724         OSSL_STACK_OF_X509_free(untrusted_certs);
 725         X509_free(ee_cert);
 726         ASN1_OBJECT_free(obj);
 727         ERR_print_errors(bio_err);
 728         goto end;
 729
 730     }
 731
 732     in = bio_open_default(infile, 'r', FORMAT_PKCS12);
 733     if (in == NULL)
 734         goto end;
 735
 736     p12 = PKCS12_init_ex(NID_pkcs7_data, app_get0_libctx(), app_get0_propq());
 737     if (p12 == NULL) {
 738         ERR_print_errors(bio_err);
 739         goto end;
 740     }
 741     if ((p12 = d2i_PKCS12_bio(in, &p12)) == NULL) {
 742         ERR_print_errors(bio_err);
 743         goto end;
 744     }
 745
 746     if (!noprompt) {
 747         if (1) {
 748 #ifndef OPENSSL_NO_UI_CONSOLE
 749             if (EVP_read_pw_string(pass, sizeof(pass), "Enter Import Password:",
 750                                    0)) {
 751                 BIO_printf(bio_err, "Can't read Password\n");
 752                 goto end;
 753             }
 754         } else {
 755 #endif
 756             BIO_printf(bio_err, "Password required\n");
 757             goto end;
 758         }
 759     }
 760
 761     if (!twopass)
 762         OPENSSL_strlcpy(macpass, pass, sizeof(macpass));
 763
 764     if ((options & INFO) && PKCS12_mac_present(p12)) {
 765         const ASN1_INTEGER *tmaciter;
 766         const X509_ALGOR *macalgid;
 767         const ASN1_OBJECT *macobj;
 768         const ASN1_OCTET_STRING *tmac;
 769         const ASN1_OCTET_STRING *tsalt;
 770
 771         PKCS12_get0_mac(&tmac, &macalgid, &tsalt, &tmaciter, p12);
 772         /* current hash algorithms do not use parameters so extract just name,
 773            in future alg_print() may be needed */
 774         X509_ALGOR_get0(&macobj, NULL, NULL, macalgid);
 775         BIO_puts(bio_err, "MAC: ");
 776         i2a_ASN1_OBJECT(bio_err, macobj);
 777         BIO_printf(bio_err, ", Iteration %ld\n",
 778                    tmaciter != NULL ? ASN1_INTEGER_get(tmaciter) : 1L);
 779         BIO_printf(bio_err, "MAC length: %ld, salt length: %ld\n",
 780                    tmac != NULL ? ASN1_STRING_length(tmac) : 0L,
 781                    tsalt != NULL ? ASN1_STRING_length(tsalt) : 0L);
 782     }
 783     if (macver) {
 784         EVP_KDF *pkcs12kdf;
 785
 786         pkcs12kdf = EVP_KDF_fetch(app_get0_libctx(), "PKCS12KDF",
 787                                   app_get0_propq());
 788         if (pkcs12kdf == NULL) {
 789             BIO_printf(bio_err, "Error verifying PKCS12 MAC; no PKCS12KDF support.\n");
 790             BIO_printf(bio_err, "Use -nomacver if MAC verification is not required.\n");
 791             goto end;
 792         }
 793         EVP_KDF_free(pkcs12kdf);
 794         /* If we enter empty password try no password first */
 795         if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
 796             /* If mac and crypto pass the same set it to NULL too */
 797             if (!twopass)
 798                 cpass = NULL;
 799         } else if (!PKCS12_verify_mac(p12, mpass, -1)) {
 800             /*
 801              * May be UTF8 from previous version of OpenSSL:
 802              * convert to a UTF8 form which will translate
 803              * to the same Unicode password.
 804              */
 805             unsigned char *utmp;
 806             int utmplen;
 807             unsigned long err = ERR_peek_error();
 808
 809             if (ERR_GET_LIB(err) == ERR_LIB_PKCS12
 810                 && ERR_GET_REASON(err) == PKCS12_R_MAC_ABSENT) {
 811                 BIO_printf(bio_err, "Warning: MAC is absent!\n");
 812                 goto dump;
 813             }
 814
 815             utmp = OPENSSL_asc2uni(mpass, -1, NULL, &utmplen);
 816             if (utmp == NULL)
 817                 goto end;
 818             badpass = OPENSSL_uni2utf8(utmp, utmplen);
 819             OPENSSL_free(utmp);
 820             if (!PKCS12_verify_mac(p12, badpass, -1)) {
 821                 BIO_printf(bio_err, "Mac verify error: invalid password?\n");
 822                 ERR_print_errors(bio_err);
 823                 goto end;
 824             } else {
 825                 BIO_printf(bio_err, "Warning: using broken algorithm\n");
 826                 if (!twopass)
 827                     cpass = badpass;
 828             }
 829         }
 830     }
 831
 832  dump:
 833     assert(private);
 834
 835     out = bio_open_owner(outfile, FORMAT_PEM, private);
 836     if (out == NULL)
 837         goto end;
 838
 839     if (!dump_certs_keys_p12(out, p12, cpass, -1, options, passout, enc)) {
 840         BIO_printf(bio_err, "Error outputting keys and certificates\n");
 841         ERR_print_errors(bio_err);
 842         goto end;
 843     }
 844     ret = 0;
 845  end:
 846     PKCS12_free(p12);
 847     release_engine(e);
 848     BIO_free(in);
 849     BIO_free_all(out);
 850     sk_OPENSSL_STRING_free(canames);
 851     OPENSSL_free(badpass);
 852     OPENSSL_free(passcerts);
 853     OPENSSL_free(passin);
 854     OPENSSL_free(passout);
 855     return ret;
 856 }
 857
 858 static int jdk_trust(PKCS12_SAFEBAG *bag, void *cbarg)
 859 {
 860     STACK_OF(X509_ATTRIBUTE) *attrs = NULL;
 861     X509_ATTRIBUTE *attr = NULL;
 862
 863     /* Nothing to do */
 864     if (cbarg == NULL)
 865         return 1;
 866
 867     /* Get the current attrs */
 868     attrs = (STACK_OF(X509_ATTRIBUTE)*)PKCS12_SAFEBAG_get0_attrs(bag);
 869
 870     /* Create a new attr for the JDK Trusted Usage and add it */
 871     attr = X509_ATTRIBUTE_create(NID_oracle_jdk_trustedkeyusage, V_ASN1_OBJECT, (ASN1_OBJECT*)cbarg);
 872
 873     /* Add the new attr, if attrs is NULL, it'll be initialised */
 874     X509at_add1_attr(&attrs, attr);
 875
 876     /* Set the bag attrs */
 877     PKCS12_SAFEBAG_set0_attrs(bag, attrs);
 878
 879     X509_ATTRIBUTE_free(attr);
 880     return 1;
 881 }
 882
 883 int dump_certs_keys_p12(BIO *out, const PKCS12 *p12, const char *pass,
 884                         int passlen, int options, char *pempass,
 885                         const EVP_CIPHER *enc)
 886 {
 887     STACK_OF(PKCS7) *asafes = NULL;
 888     int i, bagnid;
 889     int ret = 0;
 890     PKCS7 *p7;
 891
 892     if ((asafes = PKCS12_unpack_authsafes(p12)) == NULL)
 893         return 0;
 894     for (i = 0; i < sk_PKCS7_num(asafes); i++) {
 895         STACK_OF(PKCS12_SAFEBAG) *bags;
 896
 897         p7 = sk_PKCS7_value(asafes, i);
 898         bagnid = OBJ_obj2nid(p7->type);
 899         if (bagnid == NID_pkcs7_data) {
 900             bags = PKCS12_unpack_p7data(p7);
 901             if (options & INFO)
 902                 BIO_printf(bio_err, "PKCS7 Data\n");
 903         } else if (bagnid == NID_pkcs7_encrypted) {
 904             if (options & INFO) {
 905                 BIO_printf(bio_err, "PKCS7 Encrypted data: ");
 906                 if (p7->d.encrypted == NULL) {
 907                     BIO_printf(bio_err, "<no data>\n");
 908                 } else {
 909                     alg_print(p7->d.encrypted->enc_data->algorithm);
 910                 }
 911             }
 912             bags = PKCS12_unpack_p7encdata(p7, pass, passlen);
 913         } else {
 914             continue;
 915         }
 916         if (bags == NULL)
 917             goto err;
 918         if (!dump_certs_pkeys_bags(out, bags, pass, passlen,
 919                                    options, pempass, enc)) {
 920             sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
 921             goto err;
 922         }
 923         sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
 924     }
 925     ret = 1;
 926
 927  err:
 928     sk_PKCS7_pop_free(asafes, PKCS7_free);
 929     return ret;
 930 }
 931
 932 int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags,
 933                           const char *pass, int passlen, int options,
 934                           char *pempass, const EVP_CIPHER *enc)
 935 {
 936     int i;
 937     for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) {
 938         if (!dump_certs_pkeys_bag(out,
 939                                   sk_PKCS12_SAFEBAG_value(bags, i),
 940                                   pass, passlen, options, pempass, enc))
 941             return 0;
 942     }
 943     return 1;
 944 }
 945
 946 int dump_certs_pkeys_bag(BIO *out, const PKCS12_SAFEBAG *bag,
 947                          const char *pass, int passlen, int options,
 948                          char *pempass, const EVP_CIPHER *enc)
 949 {
 950     EVP_PKEY *pkey;
 951     PKCS8_PRIV_KEY_INFO *p8;
 952     const PKCS8_PRIV_KEY_INFO *p8c;
 953     X509 *x509;
 954     const STACK_OF(X509_ATTRIBUTE) *attrs;
 955     int ret = 0;
 956
 957     attrs = PKCS12_SAFEBAG_get0_attrs(bag);
 958
 959     switch (PKCS12_SAFEBAG_get_nid(bag)) {
 960     case NID_keyBag:
 961         if (options & INFO)
 962             BIO_printf(bio_err, "Key bag\n");
 963         if (options & NOKEYS)
 964             return 1;
 965         print_attribs(out, attrs, "Bag Attributes");
 966         p8c = PKCS12_SAFEBAG_get0_p8inf(bag);
 967         if ((pkey = EVP_PKCS82PKEY(p8c)) == NULL)
 968             return 0;
 969         print_attribs(out, PKCS8_pkey_get0_attrs(p8c), "Key Attributes");
 970         ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
 971         EVP_PKEY_free(pkey);
 972         break;
 973
 974     case NID_pkcs8ShroudedKeyBag:
 975         if (options & INFO) {
 976             const X509_SIG *tp8;
 977             const X509_ALGOR *tp8alg;
 978
 979             BIO_printf(bio_err, "Shrouded Keybag: ");
 980             tp8 = PKCS12_SAFEBAG_get0_pkcs8(bag);
 981             X509_SIG_get0(tp8, &tp8alg, NULL);
 982             alg_print(tp8alg);
 983         }
 984         if (options & NOKEYS)
 985             return 1;
 986         print_attribs(out, attrs, "Bag Attributes");
 987         if ((p8 = PKCS12_decrypt_skey(bag, pass, passlen)) == NULL)
 988             return 0;
 989         if ((pkey = EVP_PKCS82PKEY(p8)) == NULL) {
 990             PKCS8_PRIV_KEY_INFO_free(p8);
 991             return 0;
 992         }
 993         print_attribs(out, PKCS8_pkey_get0_attrs(p8), "Key Attributes");
 994         PKCS8_PRIV_KEY_INFO_free(p8);
 995         ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
 996         EVP_PKEY_free(pkey);
 997         break;
 998
 999     case NID_certBag:
1000         if (options & INFO)
1001             BIO_printf(bio_err, "Certificate bag\n");
1002         if (options & NOCERTS)
1003             return 1;
1004         if (PKCS12_SAFEBAG_get0_attr(bag, NID_localKeyID)) {
1005             if (options & CACERTS)
1006                 return 1;
1007         } else if (options & CLCERTS)
1008             return 1;
1009         print_attribs(out, attrs, "Bag Attributes");
1010         if (PKCS12_SAFEBAG_get_bag_nid(bag) != NID_x509Certificate)
1011             return 1;
1012         if ((x509 = PKCS12_SAFEBAG_get1_cert(bag)) == NULL)
1013             return 0;
1014         dump_cert_text(out, x509);
1015         ret = PEM_write_bio_X509(out, x509);
1016         X509_free(x509);
1017         break;
1018
1019     case NID_secretBag:
1020         if (options & INFO)
1021             BIO_printf(bio_err, "Secret bag\n");
1022         print_attribs(out, attrs, "Bag Attributes");
1023         BIO_printf(bio_err, "Bag Type: ");
1024         i2a_ASN1_OBJECT(bio_err, PKCS12_SAFEBAG_get0_bag_type(bag));
1025         BIO_printf(bio_err, "\nBag Value: ");
1026         print_attribute(out, PKCS12_SAFEBAG_get0_bag_obj(bag));
1027         return 1;
1028
1029     case NID_safeContentsBag:
1030         if (options & INFO)
1031             BIO_printf(bio_err, "Safe Contents bag\n");
1032         print_attribs(out, attrs, "Bag Attributes");
1033         return dump_certs_pkeys_bags(out, PKCS12_SAFEBAG_get0_safes(bag),
1034                                      pass, passlen, options, pempass, enc);
1035
1036     default:
1037         BIO_printf(bio_err, "Warning unsupported bag type: ");
1038         i2a_ASN1_OBJECT(bio_err, PKCS12_SAFEBAG_get0_type(bag));
1039         BIO_printf(bio_err, "\n");
1040         return 1;
1041     }
1042     return ret;
1043 }
1044
1045 /* Given a single certificate return a verified chain or NULL if error */
1046
1047 static int get_cert_chain(X509 *cert, X509_STORE *store,
1048                           STACK_OF(X509) *untrusted_certs,
1049                           STACK_OF(X509) **chain)
1050 {
1051     X509_STORE_CTX *store_ctx = NULL;
1052     STACK_OF(X509) *chn = NULL;
1053     int i = 0;
1054
1055     store_ctx = X509_STORE_CTX_new_ex(app_get0_libctx(), app_get0_propq());
1056     if (store_ctx == NULL) {
1057         i =  X509_V_ERR_UNSPECIFIED;
1058         goto end;
1059     }
1060     if (!X509_STORE_CTX_init(store_ctx, store, cert, untrusted_certs)) {
1061         i =  X509_V_ERR_UNSPECIFIED;
1062         goto end;
1063     }
1064
1065
1066     if (X509_verify_cert(store_ctx) > 0)
1067         chn = X509_STORE_CTX_get1_chain(store_ctx);
1068     else if ((i = X509_STORE_CTX_get_error(store_ctx)) == 0)
1069         i = X509_V_ERR_UNSPECIFIED;
1070
1071 end:
1072     X509_STORE_CTX_free(store_ctx);
1073     *chain = chn;
1074     return i;
1075 }
1076
1077 static int alg_print(const X509_ALGOR *alg)
1078 {
1079     int pbenid, aparamtype;
1080     const ASN1_OBJECT *aoid;
1081     const void *aparam;
1082     PBEPARAM *pbe = NULL;
1083
1084     X509_ALGOR_get0(&aoid, &aparamtype, &aparam, alg);
1085
1086     pbenid = OBJ_obj2nid(aoid);
1087
1088     BIO_printf(bio_err, "%s", OBJ_nid2ln(pbenid));
1089
1090     /*
1091      * If PBE algorithm is PBES2 decode algorithm parameters
1092      * for additional details.
1093      */
1094     if (pbenid == NID_pbes2) {
1095         PBE2PARAM *pbe2 = NULL;
1096         int encnid;
1097         if (aparamtype == V_ASN1_SEQUENCE)
1098             pbe2 = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBE2PARAM));
1099         if (pbe2 == NULL) {
1100             BIO_puts(bio_err, ", <unsupported parameters>");
1101             goto done;
1102         }
1103         X509_ALGOR_get0(&aoid, &aparamtype, &aparam, pbe2->keyfunc);
1104         pbenid = OBJ_obj2nid(aoid);
1105         X509_ALGOR_get0(&aoid, NULL, NULL, pbe2->encryption);
1106         encnid = OBJ_obj2nid(aoid);
1107         BIO_printf(bio_err, ", %s, %s", OBJ_nid2ln(pbenid),
1108                    OBJ_nid2sn(encnid));
1109         /* If KDF is PBKDF2 decode parameters */
1110         if (pbenid == NID_id_pbkdf2) {
1111             PBKDF2PARAM *kdf = NULL;
1112             int prfnid;
1113             if (aparamtype == V_ASN1_SEQUENCE)
1114                 kdf = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBKDF2PARAM));
1115             if (kdf == NULL) {
1116                 BIO_puts(bio_err, ", <unsupported parameters>");
1117                 goto done;
1118             }
1119
1120             if (kdf->prf == NULL) {
1121                 prfnid = NID_hmacWithSHA1;
1122             } else {
1123                 X509_ALGOR_get0(&aoid, NULL, NULL, kdf->prf);
1124                 prfnid = OBJ_obj2nid(aoid);
1125             }
1126             BIO_printf(bio_err, ", Iteration %ld, PRF %s",
1127                        ASN1_INTEGER_get(kdf->iter), OBJ_nid2sn(prfnid));
1128             PBKDF2PARAM_free(kdf);
1129 #ifndef OPENSSL_NO_SCRYPT
1130         } else if (pbenid == NID_id_scrypt) {
1131             SCRYPT_PARAMS *kdf = NULL;
1132
1133             if (aparamtype == V_ASN1_SEQUENCE)
1134                 kdf = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(SCRYPT_PARAMS));
1135             if (kdf == NULL) {
1136                 BIO_puts(bio_err, ", <unsupported parameters>");
1137                 goto done;
1138             }
1139             BIO_printf(bio_err, ", Salt length: %d, Cost(N): %ld, "
1140                        "Block size(r): %ld, Parallelism(p): %ld",
1141                        ASN1_STRING_length(kdf->salt),
1142                        ASN1_INTEGER_get(kdf->costParameter),
1143                        ASN1_INTEGER_get(kdf->blockSize),
1144                        ASN1_INTEGER_get(kdf->parallelizationParameter));
1145             SCRYPT_PARAMS_free(kdf);
1146 #endif
1147         }
1148         PBE2PARAM_free(pbe2);
1149     } else {
1150         if (aparamtype == V_ASN1_SEQUENCE)
1151             pbe = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBEPARAM));
1152         if (pbe == NULL) {
1153             BIO_puts(bio_err, ", <unsupported parameters>");
1154             goto done;
1155         }
1156         BIO_printf(bio_err, ", Iteration %ld", ASN1_INTEGER_get(pbe->iter));
1157         PBEPARAM_free(pbe);
1158     }
1159  done:
1160     BIO_puts(bio_err, "\n");
1161     return 1;
1162 }
1163
1164 /* Load all certificates from a given file */
1165
1166 int cert_load(BIO *in, STACK_OF(X509) *sk)
1167 {
1168     int ret = 0;
1169     X509 *cert;
1170
1171     while ((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
1172         ret = 1;
1173         if (!sk_X509_push(sk, cert))
1174             return 0;
1175     }
1176     if (ret)
1177         ERR_clear_error();
1178     return ret;
1179 }
1180
1181 /* Generalised x509 attribute value print */
1182
1183 void print_attribute(BIO *out, const ASN1_TYPE *av)
1184 {
1185     char *value;
1186     const char *ln;
1187     char objbuf[80];
1188
1189     switch (av->type) {
1190     case V_ASN1_BMPSTRING:
1191         value = OPENSSL_uni2asc(av->value.bmpstring->data,
1192                                 av->value.bmpstring->length);
1193         BIO_printf(out, "%s\n", value);
1194         OPENSSL_free(value);
1195         break;
1196
1197     case V_ASN1_UTF8STRING:
1198         BIO_printf(out, "%.*s\n", av->value.utf8string->length,
1199                    av->value.utf8string->data);
1200         break;
1201
1202     case V_ASN1_OCTET_STRING:
1203         hex_prin(out, av->value.octet_string->data,
1204                  av->value.octet_string->length);
1205         BIO_printf(out, "\n");
1206         break;
1207
1208     case V_ASN1_BIT_STRING:
1209         hex_prin(out, av->value.bit_string->data,
1210                  av->value.bit_string->length);
1211         BIO_printf(out, "\n");
1212         break;
1213
1214     case V_ASN1_OBJECT:
1215         ln = OBJ_nid2ln(OBJ_obj2nid(av->value.object));
1216         if (!ln)
1217             ln = "";
1218         OBJ_obj2txt(objbuf, sizeof(objbuf), av->value.object, 1);
1219         BIO_printf(out, "%s (%s)", ln, objbuf);
1220         BIO_printf(out, "\n");
1221         break;
1222
1223     default:
1224         BIO_printf(out, "<Unsupported tag %d>\n", av->type);
1225         break;
1226     }
1227 }
1228
1229 /* Generalised attribute print: handle PKCS#8 and bag attributes */
1230
1231 int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst,
1232                   const char *name)
1233 {
1234     X509_ATTRIBUTE *attr;
1235     ASN1_TYPE *av;
1236     int i, j, attr_nid;
1237     if (!attrlst) {
1238         BIO_printf(out, "%s: <No Attributes>\n", name);
1239         return 1;
1240     }
1241     if (!sk_X509_ATTRIBUTE_num(attrlst)) {
1242         BIO_printf(out, "%s: <Empty Attributes>\n", name);
1243         return 1;
1244     }
1245     BIO_printf(out, "%s\n", name);
1246     for (i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
1247         ASN1_OBJECT *attr_obj;
1248         attr = sk_X509_ATTRIBUTE_value(attrlst, i);
1249         attr_obj = X509_ATTRIBUTE_get0_object(attr);
1250         attr_nid = OBJ_obj2nid(attr_obj);
1251         BIO_printf(out, "    ");
1252         if (attr_nid == NID_undef) {
1253             i2a_ASN1_OBJECT(out, attr_obj);
1254             BIO_printf(out, ": ");
1255         } else {
1256             BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
1257         }
1258
1259         if (X509_ATTRIBUTE_count(attr)) {
1260             for (j = 0; j < X509_ATTRIBUTE_count(attr); j++)
1261             {
1262                 av = X509_ATTRIBUTE_get0_type(attr, j);
1263                 print_attribute(out, av);
1264             }
1265         } else {
1266             BIO_printf(out, "<No Values>\n");
1267         }
1268     }
1269     return 1;
1270 }
1271
1272 void hex_prin(BIO *out, unsigned char *buf, int len)
1273 {
1274     int i;
1275     for (i = 0; i < len; i++)
1276         BIO_printf(out, "%02X ", buf[i]);
1277 }
1278
1279 static int set_pbe(int *ppbe, const char *str)
1280 {
1281     if (!str)
1282         return 0;
1283     if (strcmp(str, "NONE") == 0) {
1284         *ppbe = -1;
1285         return 1;
1286     }
1287     *ppbe = OBJ_txt2nid(str);
1288     if (*ppbe == NID_undef) {
1289         BIO_printf(bio_err, "Unknown PBE algorithm %s\n", str);
1290         return 0;
1291     }
1292     return 1;
1293 }