openssl/apps/pkcs12.c
Dr. Stephen Henson 776cfa9bfb Use accessors in pkcs12 app.
Reviewed-by: Rich Salz <rsalz@openssl.org>
2016-02-08 18:43:48 +00:00

863 lines
28 KiB
C

/*
* 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)
# 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);
int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen,
int options, char *pempass, const EVP_CIPHER *enc);
int dump_certs_pkeys_bags(BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
char *pass, int passlen, int options, char *pempass,
const EVP_CIPHER *enc);
int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass,
int passlen, int options, char *pempass,
const EVP_CIPHER *enc);
int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,
const char *name);
void hex_prin(BIO *out, unsigned char *buf, int len);
static int alg_print(X509_ALGOR *alg);
int cert_load(BIO *in, STACK_OF(X509) *sk);
static int set_pbe(int *ppbe, const char *str);
typedef enum OPTION_choice {
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
OPT_CIPHER, OPT_NOKEYS, OPT_KEYEX, OPT_KEYSIG, OPT_NOCERTS, OPT_CLCERTS,
OPT_CACERTS, OPT_NOOUT, OPT_INFO, OPT_CHAIN, OPT_TWOPASS, OPT_NOMACVER,
OPT_DESCERT, OPT_EXPORT, OPT_NOITER, OPT_MACITER, OPT_NOMACITER,
OPT_NOMAC, OPT_LMK, OPT_NODES, OPT_MACALG, OPT_CERTPBE, OPT_KEYPBE,
OPT_RAND, OPT_INKEY, OPT_CERTFILE, OPT_NAME, OPT_CSP, OPT_CANAME,
OPT_IN, OPT_OUT, OPT_PASSIN, OPT_PASSOUT, OPT_PASSWORD, OPT_CAPATH,
OPT_CAFILE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_ENGINE
} OPTION_CHOICE;
OPTIONS pkcs12_options[] = {
{"help", OPT_HELP, '-', "Display this summary"},
{"nokeys", OPT_NOKEYS, '-', "Don't output private keys"},
{"keyex", OPT_KEYEX, '-', "Set MS key exchange type"},
{"keysig", OPT_KEYSIG, '-', "Set MS key signature type"},
{"nocerts", OPT_NOCERTS, '-', "Don't output certificates"},
{"clcerts", OPT_CLCERTS, '-', "Only output client certificates"},
{"cacerts", OPT_CACERTS, '-', "Only output CA certificates"},
{"noout", OPT_NOOUT, '-', "Don't output anything, just verify"},
{"info", OPT_INFO, '-', "Print info about PKCS#12 structure"},
{"chain", OPT_CHAIN, '-', "Add certificate chain"},
{"twopass", OPT_TWOPASS, '-', "Separate MAC, encryption passwords"},
{"nomacver", OPT_NOMACVER, '-', "Don't verify MAC"},
# ifndef OPENSSL_NO_RC2
{"descert", OPT_DESCERT, '-',
"Encrypt output with 3DES (default RC2-40)"},
{"certpbe", OPT_CERTPBE, 's',
"Certificate PBE algorithm (default RC2-40)"},
# else
{"descert", OPT_DESCERT, '-', "Encrypt output with 3DES (the default)"},
{"certpbe", OPT_CERTPBE, 's', "Certificate PBE algorithm (default 3DES)"},
# endif
{"export", OPT_EXPORT, '-', "Output PKCS12 file"},
{"noiter", OPT_NOITER, '-', "Don't use encryption iteration"},
{"maciter", OPT_MACITER, '-', "Use MAC iteration"},
{"nomaciter", OPT_NOMACITER, '-', "Don't use MAC iteration"},
{"nomac", OPT_NOMAC, '-', "Don't generate MAC"},
{"LMK", OPT_LMK, '-',
"Add local machine keyset attribute to private key"},
{"nodes", OPT_NODES, '-', "Don't encrypt private keys"},
{"macalg", OPT_MACALG, 's',
"Digest algorithm used in MAC (default SHA1)"},
{"keypbe", OPT_KEYPBE, 's', "Private key PBE algorithm (default 3DES)"},
{"rand", OPT_RAND, 's',
"Load the file(s) into the random number generator"},
{"inkey", OPT_INKEY, '<', "Private key if not infile"},
{"certfile", OPT_CERTFILE, '<', "Load certs from file"},
{"name", OPT_NAME, 's', "Use name as friendly name"},
{"CSP", OPT_CSP, 's', "Microsoft CSP name"},
{"caname", OPT_CANAME, 's',
"Use name as CA friendly name (can be repeated)"},
{"in", OPT_IN, '<', "Input filename"},
{"out", OPT_OUT, '>', "Output filename"},
{"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
{"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
{"password", OPT_PASSWORD, 's', "Set import/export password source"},
{"CApath", OPT_CAPATH, '/', "PEM-format directory of CA's"},
{"CAfile", OPT_CAFILE, '<', "PEM-format file of CA's"},
{"no-CAfile", OPT_NOCAFILE, '-',
"Do not load the default certificates file"},
{"no-CApath", OPT_NOCAPATH, '-',
"Do not load certificates from the default certificates directory"},
{"", OPT_CIPHER, '-', "Any supported cipher"},
# ifndef OPENSSL_NO_ENGINE
{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
# endif
{NULL}
};
int pkcs12_main(int argc, char **argv)
{
char *infile = NULL, *outfile = NULL, *keyname = NULL, *certfile = NULL;
char *name = NULL, *csp_name = NULL;
char pass[2048], macpass[2048];
int export_cert = 0, options = 0, chain = 0, twopass = 0, keytype = 0;
int iter = PKCS12_DEFAULT_ITER, maciter = PKCS12_DEFAULT_ITER;
# ifndef OPENSSL_NO_RC2
int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
# else
int cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
# endif
int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
int ret = 1, macver = 1, noprompt = 0, add_lmk = 0, private = 0;
char *passinarg = NULL, *passoutarg = NULL, *passarg = NULL;
char *passin = NULL, *passout = NULL, *inrand = NULL, *macalg = NULL;
char *cpass = NULL, *mpass = NULL, *CApath = NULL, *CAfile = NULL;
char *prog;
int noCApath = 0, noCAfile = 0;
ENGINE *e = NULL;
BIO *in = NULL, *out = NULL;
PKCS12 *p12 = NULL;
STACK_OF(OPENSSL_STRING) *canames = NULL;
const EVP_CIPHER *enc = EVP_des_ede3_cbc();
OPTION_CHOICE o;
prog = opt_init(argc, argv, pkcs12_options);
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_EOF:
case OPT_ERR:
opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
opt_help(pkcs12_options);
ret = 0;
goto end;
case OPT_NOKEYS:
options |= NOKEYS;
break;
case OPT_KEYEX:
keytype = KEY_EX;
break;
case OPT_KEYSIG:
keytype = KEY_SIG;
break;
case OPT_NOCERTS:
options |= NOCERTS;
break;
case OPT_CLCERTS:
options |= CLCERTS;
break;
case OPT_CACERTS:
options |= CACERTS;
break;
case OPT_NOOUT:
options |= (NOKEYS | NOCERTS);
break;
case OPT_INFO:
options |= INFO;
break;
case OPT_CHAIN:
chain = 1;
break;
case OPT_TWOPASS:
twopass = 1;
break;
case OPT_NOMACVER:
macver = 0;
break;
case OPT_DESCERT:
cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
break;
case OPT_EXPORT:
export_cert = 1;
break;
case OPT_CIPHER:
if (!opt_cipher(opt_unknown(), &enc))
goto opthelp;
break;
case OPT_NOITER:
iter = 1;
break;
case OPT_MACITER:
maciter = PKCS12_DEFAULT_ITER;
break;
case OPT_NOMACITER:
maciter = 1;
break;
case OPT_NOMAC:
maciter = -1;
break;
case OPT_MACALG:
macalg = opt_arg();
break;
case OPT_NODES:
enc = NULL;
break;
case OPT_CERTPBE:
if (!set_pbe(&cert_pbe, opt_arg()))
goto opthelp;
break;
case OPT_KEYPBE:
if (!set_pbe(&key_pbe, opt_arg()))
goto opthelp;
break;
case OPT_RAND:
inrand = opt_arg();
break;
case OPT_INKEY:
keyname = opt_arg();
break;
case OPT_CERTFILE:
certfile = opt_arg();
break;
case OPT_NAME:
name = opt_arg();
break;
case OPT_LMK:
add_lmk = 1;
break;
case OPT_CSP:
csp_name = opt_arg();
break;
case OPT_CANAME:
if (canames == NULL
&& (canames = sk_OPENSSL_STRING_new_null()) == NULL)
goto end;
sk_OPENSSL_STRING_push(canames, opt_arg());
break;
case OPT_IN:
infile = opt_arg();
break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_PASSIN:
passinarg = opt_arg();
break;
case OPT_PASSOUT:
passoutarg = opt_arg();
break;
case OPT_PASSWORD:
passarg = opt_arg();
break;
case OPT_CAPATH:
CApath = opt_arg();
break;
case OPT_CAFILE:
CAfile = opt_arg();
break;
case OPT_NOCAPATH:
noCApath = 1;
break;
case OPT_NOCAFILE:
noCAfile = 1;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
}
}
argc = opt_num_rest();
argv = opt_rest();
private = 1;
if (passarg) {
if (export_cert)
passoutarg = passarg;
else
passinarg = passarg;
}
if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
BIO_printf(bio_err, "Error getting passwords\n");
goto end;
}
if (!cpass) {
if (export_cert)
cpass = passout;
else
cpass = passin;
}
if (cpass) {
mpass = cpass;
noprompt = 1;
} else {
cpass = pass;
mpass = macpass;
}
if (export_cert || inrand) {
app_RAND_load_file(NULL, (inrand != NULL));
if (inrand != NULL)
BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
app_RAND_load_files(inrand));
}
if (twopass) {
if (EVP_read_pw_string
(macpass, sizeof macpass, "Enter MAC Password:", export_cert)) {
BIO_printf(bio_err, "Can't read Password\n");
goto end;
}
}
if (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 ((options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) {
BIO_printf(bio_err, "Nothing to do!\n");
goto export_end;
}
if (options & NOCERTS)
chain = 0;
if (!(options & NOKEYS)) {
key = load_key(keyname ? keyname : infile,
FORMAT_PEM, 1, passin, e, "private key");
if (!key)
goto export_end;
}
/* Load in all certs in input file */
if (!(options & NOCERTS)) {
if (!load_certs(infile, &certs, FORMAT_PEM, NULL, e,
"certificates"))
goto export_end;
if (key) {
/* 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) {
BIO_printf(bio_err,
"No certificate matches private key\n");
goto export_end;
}
}
}
/* Add any more certificates asked for */
if (certfile) {
if (!load_certs(certfile, &certs, FORMAT_PEM, NULL, e,
"certificates from certfile"))
goto export_end;
}
/* If chaining get chain from user cert */
if (chain) {
int vret;
STACK_OF(X509) *chain2;
X509_STORE *store;
if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath))
== NULL)
goto export_end;
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(canames); i++) {
catmp = (unsigned char *)sk_OPENSSL_STRING_value(canames, i);
X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
}
if (csp_name && key)
EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
MBSTRING_ASC, (unsigned char *)csp_name,
-1);
if (add_lmk && key)
EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);
if (!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 (!twopass)
OPENSSL_strlcpy(macpass, pass, sizeof macpass);
p12 = PKCS12_create(cpass, name, key, ucert, certs,
key_pbe, cert_pbe, iter, -1, keytype);
if (!p12) {
ERR_print_errors(bio_err);
goto export_end;
}
if (macalg) {
if (!opt_md(macalg, &macmd))
goto opthelp;
}
if (maciter != -1)
PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, macmd);
assert(private);
out = bio_open_owner(outfile, FORMAT_PKCS12, private);
if (out == NULL)
goto end;
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;
}
in = bio_open_default(infile, 'r', FORMAT_PKCS12);
if (in == NULL)
goto end;
out = bio_open_owner(outfile, FORMAT_PEM, private);
if (out == NULL)
goto end;
if ((p12 = d2i_PKCS12_bio(in, NULL)) == NULL) {
ERR_print_errors(bio_err);
goto end;
}
if (!noprompt
&& EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:",
0)) {
BIO_printf(bio_err, "Can't read Password\n");
goto end;
}
if (!twopass)
OPENSSL_strlcpy(macpass, pass, sizeof macpass);
if ((options & INFO) && PKCS12_mac_present(p12)) {
ASN1_INTEGER *tmaciter;
PKCS12_get0_mac(NULL, NULL, NULL, &tmaciter, p12);
BIO_printf(bio_err, "MAC Iteration %ld\n",
tmaciter ? ASN1_INTEGER_get(tmaciter) : 1);
}
if (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 (!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;
}
}
assert(private);
if (!dump_certs_keys_p12(out, p12, cpass, -1, options, passout, enc)) {
BIO_printf(bio_err, "Error outputting keys and certificates\n");
ERR_print_errors(bio_err);
goto end;
}
ret = 0;
end:
PKCS12_free(p12);
if (export_cert || inrand)
app_RAND_write_file(NULL);
BIO_free(in);
BIO_free_all(out);
sk_OPENSSL_STRING_free(canames);
OPENSSL_free(passin);
OPENSSL_free(passout);
return (ret);
}
int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass,
int passlen, int options, char *pempass,
const EVP_CIPHER *enc)
{
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(p7->d.encrypted->enc_data->algorithm);
}
bags = PKCS12_unpack_p7encdata(p7, pass, passlen);
} else
continue;
if (!bags)
goto err;
if (!dump_certs_pkeys_bags(out, bags, pass, passlen,
options, pempass, enc)) {
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;
}
int dump_certs_pkeys_bags(BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
char *pass, int passlen, int options, char *pempass,
const EVP_CIPHER *enc)
{
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, enc))
return 0;
}
return 1;
}
int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass,
int passlen, int options, char *pempass,
const EVP_CIPHER *enc)
{
EVP_PKEY *pkey;
PKCS8_PRIV_KEY_INFO *p8;
X509 *x509;
STACK_OF(X509_ATTRIBUTE) *attrs;
attrs = PKCS12_SAFEBAG_get0_attrs(bag);
switch (M_PKCS12_bag_type(bag)) {
case NID_keyBag:
if (options & INFO)
BIO_printf(bio_err, "Key bag\n");
if (options & NOKEYS)
return 1;
print_attribs(out, attrs, "Bag Attributes");
p8 = PKCS12_SAFEBAG_get0_p8inf(bag);
if ((pkey = EVP_PKCS82PKEY(p8)) == NULL)
return 0;
print_attribs(out, p8->attributes, "Key Attributes");
PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
EVP_PKEY_free(pkey);
break;
case NID_pkcs8ShroudedKeyBag:
if (options & INFO) {
X509_SIG *tp8;
BIO_printf(bio_err, "Shrouded Keybag: ");
tp8 = PKCS12_SAFEBAG_get0_pkcs8(bag);
alg_print(tp8->algor);
}
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, p8->attributes, "Key Attributes");
PKCS8_PRIV_KEY_INFO_free(p8);
PEM_write_bio_PrivateKey(out, pkey, 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_get_attr(bag, NID_localKeyID)) {
if (options & CACERTS)
return 1;
} else if (options & CLCERTS)
return 1;
print_attribs(out, attrs, "Bag Attributes");
if (M_PKCS12_cert_bag_type(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, enc);
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;
}
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) **chain)
{
X509_STORE_CTX store_ctx;
STACK_OF(X509) *chn = NULL;
int i = 0;
if (!X509_STORE_CTX_init(&store_ctx, store, cert, NULL)) {
*chain = NULL;
return X509_V_ERR_UNSPECIFIED;
}
if (X509_verify_cert(&store_ctx) > 0)
chn = X509_STORE_CTX_get1_chain(&store_ctx);
else if ((i = X509_STORE_CTX_get_error(&store_ctx)) == 0)
i = X509_V_ERR_UNSPECIFIED;
X509_STORE_CTX_cleanup(&store_ctx);
*chain = chn;
return i;
}
static int alg_print(X509_ALGOR *alg)
{
PBEPARAM *pbe;
const unsigned char *p = alg->parameter->value.sequence->data;
pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length);
if (!pbe)
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;
}
/* Load all certificates from a given file */
int cert_load(BIO *in, STACK_OF(X509) *sk)
{
int ret;
X509 *cert;
ret = 0;
while ((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
ret = 1;
sk_X509_push(sk, cert);
}
if (ret)
ERR_clear_error();
return ret;
}
/* Generalised attribute print: handle PKCS#8 and bag attributes */
int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,
const char *name)
{
X509_ATTRIBUTE *attr;
ASN1_TYPE *av;
char *value;
int i, attr_nid;
if (!attrlst) {
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 *attr_obj;
attr = sk_X509_ATTRIBUTE_value(attrlst, i);
attr_obj = X509_ATTRIBUTE_get0_object(attr);
attr_nid = OBJ_obj2nid(attr_obj);
BIO_printf(out, " ");
if (attr_nid == NID_undef) {
i2a_ASN1_OBJECT(out, attr_obj);
BIO_printf(out, ": ");
} else
BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
if (X509_ATTRIBUTE_count(attr)) {
av = X509_ATTRIBUTE_get0_type(attr, 0);
switch (av->type) {
case V_ASN1_BMPSTRING:
value = OPENSSL_uni2asc(av->value.bmpstring->data,
av->value.bmpstring->length);
BIO_printf(out, "%s\n", value);
OPENSSL_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;
}
} else
BIO_printf(out, "<No Values>\n");
}
return 1;
}
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(int *ppbe, const char *str)
{
if (!str)
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