/* $OpenBSD: pkcs12.c,v 1.28 2024/08/22 12:14:33 tb Exp $ */ /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL * project. */ /* ==================================================================== * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ #include #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1) #include #include #include #include "apps.h" #include #include #include #include #include #define NOKEYS 0x1 #define NOCERTS 0x2 #define INFO 0x4 #define CLCERTS 0x8 #define CACERTS 0x10 static int get_cert_chain(X509 *cert, X509_STORE *store, STACK_OF(X509) **chain); static int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options, char *pempass); static int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags, char *pass, int passlen, int options, char *pempass); static int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass, int passlen, int options, char *pempass); static int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst, const char *name); static void hex_prin(BIO *out, unsigned char *buf, int len); static int alg_print(BIO *x, const X509_ALGOR *alg); static int set_pbe(BIO *err, int *ppbe, const char *str); static struct { char *CAfile; STACK_OF(OPENSSL_STRING) *canames; char *CApath; int cert_pbe; char *certfile; int chain; const EVP_CIPHER *enc; int export_cert; int key_pbe; char *keyname; int keytype; char *infile; int iter; char *macalg; int maciter; int macver; char *name; int noprompt; int options; char *outfile; char *passarg; char *passargin; char *passargout; int twopass; } cfg; static int pkcs12_opt_canames(char *arg) { if (cfg.canames == NULL && (cfg.canames = sk_OPENSSL_STRING_new_null()) == NULL) return (1); if (!sk_OPENSSL_STRING_push(cfg.canames, arg)) return (1); return (0); } static int pkcs12_opt_cert_pbe(char *arg) { return (!set_pbe(bio_err, &cfg.cert_pbe, arg)); } static int pkcs12_opt_key_pbe(char *arg) { return (!set_pbe(bio_err, &cfg.key_pbe, arg)); } static int pkcs12_opt_passarg(char *arg) { cfg.passarg = arg; cfg.noprompt = 1; return (0); } static const EVP_CIPHER *get_cipher_by_name(char *name) { if (name == NULL || strcmp(name, "") == 0) return (NULL); #ifndef OPENSSL_NO_AES else if (strcmp(name, "aes128") == 0) return EVP_aes_128_cbc(); else if (strcmp(name, "aes192") == 0) return EVP_aes_192_cbc(); else if (strcmp(name, "aes256") == 0) return EVP_aes_256_cbc(); #endif #ifndef OPENSSL_NO_CAMELLIA else if (strcmp(name, "camellia128") == 0) return EVP_camellia_128_cbc(); else if (strcmp(name, "camellia192") == 0) return EVP_camellia_192_cbc(); else if (strcmp(name, "camellia256") == 0) return EVP_camellia_256_cbc(); #endif #ifndef OPENSSL_NO_DES else if (strcmp(name, "des") == 0) return EVP_des_cbc(); else if (strcmp(name, "des3") == 0) return EVP_des_ede3_cbc(); #endif #ifndef OPENSSL_NO_IDEA else if (strcmp(name, "idea") == 0) return EVP_idea_cbc(); #endif else return (NULL); } static int pkcs12_opt_enc(int argc, char **argv, int *argsused) { char *name = argv[0]; if (*name++ != '-') return (1); if (strcmp(name, "nodes") == 0) cfg.enc = NULL; else if ((cfg.enc = get_cipher_by_name(name)) == NULL) return (1); *argsused = 1; return (0); } static const struct option pkcs12_options[] = { #ifndef OPENSSL_NO_AES { .name = "aes128", .desc = "Encrypt PEM output with CBC AES", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, { .name = "aes192", .desc = "Encrypt PEM output with CBC AES", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, { .name = "aes256", .desc = "Encrypt PEM output with CBC AES", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, #endif #ifndef OPENSSL_NO_CAMELLIA { .name = "camellia128", .desc = "Encrypt PEM output with CBC Camellia", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, { .name = "camellia192", .desc = "Encrypt PEM output with CBC Camellia", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, { .name = "camellia256", .desc = "Encrypt PEM output with CBC Camellia", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, #endif { .name = "des", .desc = "Encrypt private keys with DES", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, { .name = "des3", .desc = "Encrypt private keys with triple DES (default)", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, #ifndef OPENSSL_NO_IDEA { .name = "idea", .desc = "Encrypt private keys with IDEA", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, #endif { .name = "cacerts", .desc = "Only output CA certificates", .type = OPTION_VALUE_OR, .opt.value = &cfg.options, .value = CACERTS, }, { .name = "CAfile", .argname = "file", .desc = "PEM format file of CA certificates", .type = OPTION_ARG, .opt.arg = &cfg.CAfile, }, { .name = "caname", .argname = "name", .desc = "Use name as CA friendly name (can be used more than once)", .type = OPTION_ARG_FUNC, .opt.argfunc = pkcs12_opt_canames, }, { .name = "CApath", .argname = "directory", .desc = "PEM format directory of CA certificates", .type = OPTION_ARG, .opt.arg = &cfg.CApath, }, { .name = "certfile", .argname = "file", .desc = "Add all certs in file", .type = OPTION_ARG, .opt.arg = &cfg.certfile, }, { .name = "certpbe", .argname = "alg", .desc = "Specify certificate PBE algorithm (default RC2-40)", .type = OPTION_ARG_FUNC, .opt.argfunc = pkcs12_opt_cert_pbe, }, { .name = "chain", .desc = "Add certificate chain", .type = OPTION_FLAG, .opt.flag = &cfg.chain, }, { .name = "clcerts", .desc = "Only output client certificates", .type = OPTION_VALUE_OR, .opt.value = &cfg.options, .value = CLCERTS, }, { .name = "descert", .desc = "Encrypt PKCS#12 certificates with triple DES (default RC2-40)", .type = OPTION_VALUE, .opt.value = &cfg.cert_pbe, .value = NID_pbe_WithSHA1And3_Key_TripleDES_CBC, }, { .name = "export", .desc = "Output PKCS#12 file", .type = OPTION_FLAG, .opt.flag = &cfg.export_cert, }, { .name = "in", .argname = "file", .desc = "Input filename", .type = OPTION_ARG, .opt.arg = &cfg.infile, }, { .name = "info", .desc = "Give info about PKCS#12 structure", .type = OPTION_VALUE_OR, .opt.value = &cfg.options, .value = INFO, }, { .name = "inkey", .argname = "file", .desc = "Private key if not infile", .type = OPTION_ARG, .opt.arg = &cfg.keyname, }, { .name = "keyex", .desc = "Set MS key exchange type", .type = OPTION_VALUE, .opt.value = &cfg.keytype, .value = KEY_EX, }, { .name = "keypbe", .argname = "alg", .desc = "Specify private key PBE algorithm (default 3DES)", .type = OPTION_ARG_FUNC, .opt.argfunc = pkcs12_opt_key_pbe, }, { .name = "keysig", .desc = "Set MS key signature type", .type = OPTION_VALUE, .opt.value = &cfg.keytype, .value = KEY_SIG, }, { .name = "macalg", .argname = "alg", .desc = "Digest algorithm used in MAC (default SHA1)", .type = OPTION_ARG, .opt.arg = &cfg.macalg, }, { .name = "maciter", .desc = "Use MAC iteration", .type = OPTION_VALUE, .opt.value = &cfg.maciter, .value = PKCS12_DEFAULT_ITER, }, { .name = "name", .argname = "name", .desc = "Use name as friendly name", .type = OPTION_ARG, .opt.arg = &cfg.name, }, { .name = "nocerts", .desc = "Don't output certificates", .type = OPTION_VALUE_OR, .opt.value = &cfg.options, .value = NOCERTS, }, { .name = "nodes", .desc = "Don't encrypt private keys", .type = OPTION_ARGV_FUNC, .opt.argvfunc = pkcs12_opt_enc, }, { .name = "noiter", .desc = "Don't use encryption iteration", .type = OPTION_VALUE, .opt.value = &cfg.iter, .value = 1, }, { .name = "nokeys", .desc = "Don't output private keys", .type = OPTION_VALUE_OR, .opt.value = &cfg.options, .value = NOKEYS, }, { .name = "nomac", .desc = "Don't generate MAC", .type = OPTION_VALUE, .opt.value = &cfg.maciter, .value = -1, }, { .name = "nomaciter", .desc = "Don't use MAC iteration", .type = OPTION_VALUE, .opt.value = &cfg.maciter, .value = 1, }, { .name = "nomacver", .desc = "Don't verify MAC", .type = OPTION_VALUE, .opt.value = &cfg.macver, .value = 0, }, { .name = "noout", .desc = "Don't output anything, just verify", .type = OPTION_VALUE_OR, .opt.value = &cfg.options, .value = (NOKEYS | NOCERTS), }, { .name = "out", .argname = "file", .desc = "Output filename", .type = OPTION_ARG, .opt.arg = &cfg.outfile, }, { .name = "passin", .argname = "arg", .desc = "Input file passphrase source", .type = OPTION_ARG, .opt.arg = &cfg.passargin, }, { .name = "passout", .argname = "arg", .desc = "Output file passphrase source", .type = OPTION_ARG, .opt.arg = &cfg.passargout, }, { .name = "password", .argname = "arg", .desc = "Set import/export password source", .type = OPTION_ARG_FUNC, .opt.argfunc = pkcs12_opt_passarg, }, { .name = "twopass", .desc = "Separate MAC, encryption passwords", .type = OPTION_FLAG, .opt.flag = &cfg.twopass, }, { NULL }, }; static void pkcs12_usage(void) { fprintf(stderr, "usage: pkcs12 [-aes128 | -aes192 | -aes256 |"); fprintf(stderr, " -camellia128 |\n"); fprintf(stderr, " -camellia192 | -camellia256 | -des | -des3 |"); fprintf(stderr, " -idea]\n"); fprintf(stderr, " [-cacerts] [-CAfile file] [-caname name]\n"); fprintf(stderr, " [-CApath directory] [-certfile file]"); fprintf(stderr, " [-certpbe alg]\n"); fprintf(stderr, " [-chain] [-clcerts] [-CSP name] [-descert]"); fprintf(stderr, " [-export]\n"); fprintf(stderr, " [-in file] [-info] [-inkey file] [-keyex]"); fprintf(stderr, " [-keypbe alg]\n"); fprintf(stderr, " [-keysig] [-LMK] [-macalg alg] [-maciter]"); fprintf(stderr, " [-name name]\n"); fprintf(stderr, " [-nocerts] [-nodes] [-noiter] [-nokeys]"); fprintf(stderr, " [-nomac]\n"); fprintf(stderr, " [-nomaciter] [-nomacver] [-noout] [-out file]\n"); fprintf(stderr, " [-passin arg] [-passout arg] [-password arg]"); fprintf(stderr, " [-twopass]\n\n"); options_usage(pkcs12_options); fprintf(stderr, "\n"); } int pkcs12_main(int argc, char **argv) { BIO *in = NULL, *out = NULL; PKCS12 *p12 = NULL; char pass[50], macpass[50]; int ret = 1; char *cpass = NULL, *mpass = NULL; char *passin = NULL, *passout = NULL; if (pledge("stdio cpath wpath rpath tty", NULL) == -1) { perror("pledge"); exit(1); } memset(&cfg, 0, sizeof(cfg)); cfg.cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC; cfg.enc = EVP_des_ede3_cbc(); cfg.iter = PKCS12_DEFAULT_ITER; cfg.key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; cfg.maciter = PKCS12_DEFAULT_ITER; cfg.macver = 1; if (options_parse(argc, argv, pkcs12_options, NULL, NULL) != 0) { pkcs12_usage(); goto end; } if (cfg.passarg != NULL) { if (cfg.export_cert) cfg.passargout = cfg.passarg; else cfg.passargin = cfg.passarg; } if (!app_passwd(bio_err, cfg.passargin, cfg.passargout, &passin, &passout)) { BIO_printf(bio_err, "Error getting passwords\n"); goto end; } if (cpass == NULL) { if (cfg.export_cert) cpass = passout; else cpass = passin; } if (cpass != NULL) { mpass = cpass; cfg.noprompt = 1; } else { cpass = pass; mpass = macpass; } if (cfg.infile == NULL) in = BIO_new_fp(stdin, BIO_NOCLOSE); else in = BIO_new_file(cfg.infile, "rb"); if (in == NULL) { BIO_printf(bio_err, "Error opening input file %s\n", cfg.infile ? cfg.infile : ""); perror(cfg.infile); goto end; } if (cfg.outfile == NULL) { out = BIO_new_fp(stdout, BIO_NOCLOSE); } else out = BIO_new_file(cfg.outfile, "wb"); if (out == NULL) { BIO_printf(bio_err, "Error opening output file %s\n", cfg.outfile ? cfg.outfile : ""); perror(cfg.outfile); goto end; } if (cfg.twopass) { if (EVP_read_pw_string(macpass, sizeof macpass, "Enter MAC Password:", cfg.export_cert)) { BIO_printf(bio_err, "Can't read Password\n"); goto end; } } if (cfg.export_cert) { EVP_PKEY *key = NULL; X509 *ucert = NULL, *x = NULL; STACK_OF(X509) *certs = NULL; const EVP_MD *macmd = NULL; unsigned char *catmp = NULL; int i; if ((cfg.options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) { BIO_printf(bio_err, "Nothing to do!\n"); goto export_end; } if (cfg.options & NOCERTS) cfg.chain = 0; if (!(cfg.options & NOKEYS)) { key = load_key(bio_err, cfg.keyname ? cfg.keyname : cfg.infile, FORMAT_PEM, 1, passin, "private key"); if (!key) goto export_end; } /* Load in all certs in input file */ if (!(cfg.options & NOCERTS)) { certs = load_certs(bio_err, cfg.infile, FORMAT_PEM, NULL, "certificates"); if (certs == NULL) goto export_end; if (key != NULL) { /* Look for matching private key */ for (i = 0; i < sk_X509_num(certs); i++) { x = sk_X509_value(certs, i); if (X509_check_private_key(x, key)) { ucert = x; /* Zero keyid and alias */ X509_keyid_set1(ucert, NULL, 0); X509_alias_set1(ucert, NULL, 0); /* Remove from list */ (void) sk_X509_delete(certs, i); break; } } if (ucert == NULL) { BIO_printf(bio_err, "No certificate matches private key\n"); goto export_end; } } } /* Add any more certificates asked for */ if (cfg.certfile != NULL) { STACK_OF(X509) *morecerts = NULL; if ((morecerts = load_certs(bio_err, cfg.certfile, FORMAT_PEM, NULL, "certificates from certfile")) == NULL) goto export_end; while (sk_X509_num(morecerts) > 0) sk_X509_push(certs, sk_X509_shift(morecerts)); sk_X509_free(morecerts); } /* If chaining get chain from user cert */ if (cfg.chain) { int vret; STACK_OF(X509) *chain2; X509_STORE *store = X509_STORE_new(); if (store == NULL) { BIO_printf(bio_err, "Memory allocation error\n"); goto export_end; } if (!X509_STORE_load_locations(store, cfg.CAfile, cfg.CApath)) X509_STORE_set_default_paths(store); vret = get_cert_chain(ucert, store, &chain2); X509_STORE_free(store); if (vret == X509_V_OK) { /* Exclude verified certificate */ for (i = 1; i < sk_X509_num(chain2); i++) sk_X509_push(certs, sk_X509_value( chain2, i)); /* Free first certificate */ X509_free(sk_X509_value(chain2, 0)); sk_X509_free(chain2); } else { if (vret != X509_V_ERR_UNSPECIFIED) BIO_printf(bio_err, "Error %s getting chain.\n", X509_verify_cert_error_string( vret)); else ERR_print_errors(bio_err); goto export_end; } } /* Add any CA names */ for (i = 0; i < sk_OPENSSL_STRING_num(cfg.canames); i++) { catmp = (unsigned char *) sk_OPENSSL_STRING_value( cfg.canames, i); X509_alias_set1(sk_X509_value(certs, i), catmp, -1); } if (!cfg.noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:", 1)) { BIO_printf(bio_err, "Can't read Password\n"); goto export_end; } if (!cfg.twopass) strlcpy(macpass, pass, sizeof macpass); p12 = PKCS12_create(cpass, cfg.name, key, ucert, certs, cfg.key_pbe, cfg.cert_pbe, cfg.iter, -1, cfg.keytype); if (p12 == NULL) { ERR_print_errors(bio_err); goto export_end; } if (cfg.macalg != NULL) { macmd = EVP_get_digestbyname(cfg.macalg); if (macmd == NULL) { BIO_printf(bio_err, "Unknown digest algorithm %s\n", cfg.macalg); } } if (cfg.maciter != -1) PKCS12_set_mac(p12, mpass, -1, NULL, 0, cfg.maciter, macmd); i2d_PKCS12_bio(out, p12); ret = 0; export_end: EVP_PKEY_free(key); sk_X509_pop_free(certs, X509_free); X509_free(ucert); goto end; } if ((p12 = d2i_PKCS12_bio(in, NULL)) == NULL) { ERR_print_errors(bio_err); goto end; } if (!cfg.noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:", 0)) { BIO_printf(bio_err, "Can't read Password\n"); goto end; } if (!cfg.twopass) strlcpy(macpass, pass, sizeof macpass); if ((cfg.options & INFO) != 0 && PKCS12_mac_present(p12)) { const ASN1_INTEGER *iter; PKCS12_get0_mac(NULL, NULL, NULL, &iter, p12); BIO_printf(bio_err, "MAC Iteration %ld\n", iter != NULL ? ASN1_INTEGER_get(iter) : 1); } if (cfg.macver) { /* If we enter empty password try no password first */ if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) { /* If mac and crypto pass the same set it to NULL too */ if (!cfg.twopass) cpass = NULL; } else if (!PKCS12_verify_mac(p12, mpass, -1)) { BIO_printf(bio_err, "Mac verify error: invalid password?\n"); ERR_print_errors(bio_err); goto end; } BIO_printf(bio_err, "MAC verified OK\n"); } if (!dump_certs_keys_p12(out, p12, cpass, -1, cfg.options, passout)) { BIO_printf(bio_err, "Error outputting keys and certificates\n"); ERR_print_errors(bio_err); goto end; } ret = 0; end: PKCS12_free(p12); BIO_free(in); BIO_free_all(out); sk_OPENSSL_STRING_free(cfg.canames); free(passin); free(passout); return (ret); } static int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options, char *pempass) { STACK_OF(PKCS7) *asafes = NULL; STACK_OF(PKCS12_SAFEBAG) *bags; int i, bagnid; int ret = 0; PKCS7 *p7; if ((asafes = PKCS12_unpack_authsafes(p12)) == NULL) return 0; for (i = 0; i < sk_PKCS7_num(asafes); i++) { p7 = sk_PKCS7_value(asafes, i); bagnid = OBJ_obj2nid(p7->type); if (bagnid == NID_pkcs7_data) { bags = PKCS12_unpack_p7data(p7); if (options & INFO) BIO_printf(bio_err, "PKCS7 Data\n"); } else if (bagnid == NID_pkcs7_encrypted) { if (options & INFO) { BIO_printf(bio_err, "PKCS7 Encrypted data: "); alg_print(bio_err, p7->d.encrypted->enc_data->algorithm); } bags = PKCS12_unpack_p7encdata(p7, pass, passlen); } else continue; if (bags == NULL) goto err; if (!dump_certs_pkeys_bags(out, bags, pass, passlen, options, pempass)) { sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); goto err; } sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); bags = NULL; } ret = 1; err: sk_PKCS7_pop_free(asafes, PKCS7_free); return ret; } static int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags, char *pass, int passlen, int options, char *pempass) { int i; for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) { if (!dump_certs_pkeys_bag(out, sk_PKCS12_SAFEBAG_value(bags, i), pass, passlen, options, pempass)) return 0; } return 1; } static int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass, int passlen, int options, char *pempass) { EVP_PKEY *pkey; const STACK_OF(X509_ATTRIBUTE) *attrs; X509 *x509; attrs = PKCS12_SAFEBAG_get0_attrs(bag); switch (PKCS12_SAFEBAG_get_nid(bag)) { case NID_keyBag: { const PKCS8_PRIV_KEY_INFO *p8; if (options & INFO) BIO_printf(bio_err, "Key bag\n"); if (options & NOKEYS) return 1; print_attribs(out, attrs, "Bag Attributes"); if ((p8 = PKCS12_SAFEBAG_get0_p8inf(bag)) == NULL) return 0; if ((pkey = EVP_PKCS82PKEY(p8)) == NULL) return 0; print_attribs(out, PKCS8_pkey_get0_attrs(p8), "Key Attributes"); PEM_write_bio_PrivateKey(out, pkey, cfg.enc, NULL, 0, NULL, pempass); EVP_PKEY_free(pkey); break; } case NID_pkcs8ShroudedKeyBag: { PKCS8_PRIV_KEY_INFO *p8; if (options & INFO) { const X509_SIG *tp8; const X509_ALGOR *tp8alg; BIO_printf(bio_err, "Shrouded Keybag: "); if ((tp8 = PKCS12_SAFEBAG_get0_pkcs8(bag)) == NULL) return 0; X509_SIG_get0(tp8, &tp8alg, NULL); alg_print(bio_err, tp8alg); } if (options & NOKEYS) return 1; print_attribs(out, attrs, "Bag Attributes"); if ((p8 = PKCS12_decrypt_skey(bag, pass, passlen)) == NULL) return 0; if ((pkey = EVP_PKCS82PKEY(p8)) == NULL) { PKCS8_PRIV_KEY_INFO_free(p8); return 0; } print_attribs(out, PKCS8_pkey_get0_attrs(p8), "Key Attributes"); PKCS8_PRIV_KEY_INFO_free(p8); PEM_write_bio_PrivateKey(out, pkey, cfg.enc, NULL, 0, NULL, pempass); EVP_PKEY_free(pkey); break; } case NID_certBag: if (options & INFO) BIO_printf(bio_err, "Certificate bag\n"); if (options & NOCERTS) return 1; if (PKCS12_SAFEBAG_get0_attr(bag, NID_localKeyID) != NULL) { if (options & CACERTS) return 1; } else if (options & CLCERTS) return 1; print_attribs(out, attrs, "Bag Attributes"); if (PKCS12_SAFEBAG_get_bag_nid(bag) != NID_x509Certificate) return 1; if ((x509 = PKCS12_certbag2x509(bag)) == NULL) return 0; dump_cert_text(out, x509); PEM_write_bio_X509(out, x509); X509_free(x509); break; case NID_safeContentsBag: if (options & INFO) BIO_printf(bio_err, "Safe Contents bag\n"); print_attribs(out, attrs, "Bag Attributes"); return dump_certs_pkeys_bags(out, PKCS12_SAFEBAG_get0_safes(bag), pass, passlen, options, pempass); default: BIO_printf(bio_err, "Warning unsupported bag type: "); i2a_ASN1_OBJECT(bio_err, PKCS12_SAFEBAG_get0_type(bag)); BIO_printf(bio_err, "\n"); return 1; break; } return 1; } /* Given a single certificate return a verified chain or NULL if error */ static int get_cert_chain(X509 *cert, X509_STORE *store, STACK_OF(X509) **out_chain) { X509_STORE_CTX *store_ctx = NULL; STACK_OF(X509) *chain = NULL; int ret = X509_V_ERR_UNSPECIFIED; if ((store_ctx = X509_STORE_CTX_new()) == NULL) goto err; if (!X509_STORE_CTX_init(store_ctx, store, cert, NULL)) goto err; if (X509_verify_cert(store_ctx) > 0) { if ((chain = X509_STORE_CTX_get1_chain(store_ctx)) == NULL) goto err; } ret = X509_STORE_CTX_get_error(store_ctx); err: X509_STORE_CTX_free(store_ctx); *out_chain = chain; return ret; } static int alg_print(BIO *x, const X509_ALGOR *alg) { PBEPARAM *pbe = NULL; const ASN1_OBJECT *aobj; int param_type; const void *param; X509_ALGOR_get0(&aobj, ¶m_type, ¶m, alg); if (param_type == V_ASN1_SEQUENCE) pbe = ASN1_item_unpack(param, &PBEPARAM_it); if (pbe == NULL) return 1; BIO_printf(bio_err, "%s, Iteration %ld\n", OBJ_nid2ln(OBJ_obj2nid(aobj)), ASN1_INTEGER_get(pbe->iter)); ASN1_item_free((ASN1_VALUE *)pbe, &PBEPARAM_it); return 1; } /* Generalised attribute print: handle PKCS#8 and bag attributes */ static void print_attribute(BIO *out, const ASN1_TYPE *av) { char *value; switch (av->type) { case V_ASN1_BMPSTRING: value = OPENSSL_uni2asc( av->value.bmpstring->data, av->value.bmpstring->length); BIO_printf(out, "%s\n", value); free(value); break; case V_ASN1_OCTET_STRING: hex_prin(out, av->value.octet_string->data, av->value.octet_string->length); BIO_printf(out, "\n"); break; case V_ASN1_BIT_STRING: hex_prin(out, av->value.bit_string->data, av->value.bit_string->length); BIO_printf(out, "\n"); break; default: BIO_printf(out, "\n", av->type); break; } } static int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst, const char *name) { X509_ATTRIBUTE *attr; ASN1_TYPE *av; int i, j, attr_nid; if (attrlst == NULL) { BIO_printf(out, "%s: \n", name); return 1; } if (!sk_X509_ATTRIBUTE_num(attrlst)) { BIO_printf(out, "%s: \n", name); return 1; } BIO_printf(out, "%s\n", name); for (i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) { ASN1_OBJECT *obj; attr = sk_X509_ATTRIBUTE_value(attrlst, i); obj = X509_ATTRIBUTE_get0_object(attr); attr_nid = OBJ_obj2nid(X509_ATTRIBUTE_get0_object(attr)); BIO_printf(out, " "); if (attr_nid == NID_undef) { i2a_ASN1_OBJECT(out, obj); BIO_printf(out, ": "); } else BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid)); if (X509_ATTRIBUTE_count(attr)) { for (j = 0; j < X509_ATTRIBUTE_count(attr); j++) { av = X509_ATTRIBUTE_get0_type(attr, j); print_attribute(out, av); } } else BIO_printf(out, "\n"); } return 1; } static void hex_prin(BIO *out, unsigned char *buf, int len) { int i; for (i = 0; i < len; i++) BIO_printf(out, "%02X ", buf[i]); } static int set_pbe(BIO *err, int *ppbe, const char *str) { if (str == NULL) return 0; if (strcmp(str, "NONE") == 0) { *ppbe = -1; return 1; } *ppbe = OBJ_txt2nid(str); if (*ppbe == NID_undef) { BIO_printf(bio_err, "Unknown PBE algorithm %s\n", str); return 0; } return 1; } #endif