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libressl-portable/apps/openssl/pkcs12.c

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check in v3.8.1 source
2023-09-03 18:24:16 -07:00
/* $OpenBSD: pkcs12.c,v 1.25 2023/03/06 14:32:06 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 <openssl/opensslconf.h>
#if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1)
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "apps.h"
#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/pkcs12.h>
#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 {
int add_lmk;
char *CAfile;
STACK_OF(OPENSSL_STRING) *canames;
char *CApath;
int cert_pbe;
char *certfile;
int chain;
char *csp_name;
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 = "CSP",
.argname = "name",
.desc = "Microsoft CSP name",
.type = OPTION_ARG,
.opt.arg = &cfg.csp_name,
},
{
.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 = "LMK",
.desc = "Add local machine keyset attribute to private key",
.type = OPTION_FLAG,
.opt.flag = &cfg.add_lmk,
},
{
.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 : "<stdin>");
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 : "<stdout>");
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.csp_name != NULL && key != NULL)
EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
MBSTRING_ASC,
(unsigned char *) cfg.csp_name, -1);
if (cfg.add_lmk && key != NULL)
EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL,
-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;
const unsigned char *p;
p = alg->parameter->value.sequence->data;
pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length);
if (pbe == NULL)
return 1;
BIO_printf(bio_err, "%s, Iteration %ld\n",
OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)),
ASN1_INTEGER_get(pbe->iter));
PBEPARAM_free(pbe);
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, "<Unsupported tag %d>\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: <No Attributes>\n", name);
return 1;
}
if (!sk_X509_ATTRIBUTE_num(attrlst)) {
BIO_printf(out, "%s: <Empty Attributes>\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, "<No Values>\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
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