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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
* Copyright 2012 Milan Jurik. All rights reserved.
*/
/*
* This file implements the setpin operation for this tool.
* The basic flow of the process is to load the PKCS#11 module,
* finds the soft token, prompt the user for the old PIN (if
* any) and the new PIN, change the token's PIN, and clean up.
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <cryptoutil.h>
#include <security/cryptoki.h>
#include "common.h"
static int
setpin_nss(KMF_HANDLE_T handle,
char *token_spec, char *dir, char *prefix)
{
int rv = 0;
KMF_CREDENTIAL oldcred = { NULL, 0 };
KMF_CREDENTIAL newpincred = { NULL, 0 };
CK_UTF8CHAR_PTR old_pin = NULL, new_pin = NULL;
CK_ULONG old_pinlen = 0, new_pinlen = 0;
KMF_ATTRIBUTE setpinattrs[6];
KMF_KEYSTORE_TYPE kstype = KMF_KEYSTORE_NSS;
int numattrs = 0;
rv = configure_nss(handle, dir, prefix);
if (rv != KMF_OK)
return (rv);
kmf_set_attr_at_index(setpinattrs, numattrs, KMF_KEYSTORE_TYPE_ATTR,
&kstype, sizeof (kstype));
numattrs++;
if (token_spec != NULL) {
kmf_set_attr_at_index(setpinattrs, numattrs,
KMF_TOKEN_LABEL_ATTR,
token_spec, strlen(token_spec));
numattrs++;
}
if ((rv = get_pin(gettext("Enter current token passphrase "
"(<CR> if not set):"), NULL, &old_pin, &old_pinlen)) != CKR_OK) {
cryptoerror(LOG_STDERR,
gettext("Unable to get token passphrase."));
return (PK_ERR_NSS);
}
/* Get the user's new PIN. */
if ((rv = get_pin(gettext("Create new passphrase:"), gettext(
"Re-enter new passphrase:"), &new_pin, &new_pinlen)) != CKR_OK) {
if (rv == CKR_PIN_INCORRECT)
cryptoerror(LOG_STDERR, gettext(
"Passphrases do not match."));
else
cryptoerror(LOG_STDERR, gettext(
"Unable to get and confirm new passphrase."));
if (old_pin != NULL)
free(old_pin);
return (PK_ERR_NSS);
}
oldcred.cred = (char *)old_pin;
oldcred.credlen = old_pinlen;
kmf_set_attr_at_index(setpinattrs, numattrs, KMF_CREDENTIAL_ATTR,
&oldcred, sizeof (oldcred));
numattrs++;
newpincred.cred = (char *)new_pin;
newpincred.credlen = new_pinlen;
kmf_set_attr_at_index(setpinattrs, numattrs, KMF_NEWPIN_ATTR,
&newpincred, sizeof (newpincred));
numattrs++;
rv = kmf_set_token_pin(handle, numattrs, setpinattrs);
if (new_pin)
free(new_pin);
if (old_pin)
free(old_pin);
return (rv);
}
static int
setpin_pkcs11(KMF_HANDLE_T handle, char *token_spec, boolean_t souser)
{
CK_SLOT_ID slot_id;
CK_FLAGS pin_state;
CK_UTF8CHAR_PTR old_pin = NULL, new_pin = NULL;
CK_ULONG old_pinlen = 0, new_pinlen = 0;
CK_RV rv = CKR_OK;
char *token_name = NULL;
CK_TOKEN_INFO token_info;
KMF_CREDENTIAL newpincred = { NULL, 0 };
KMF_CREDENTIAL oldcred = { NULL, 0 };
KMF_KEYSTORE_TYPE kstype = KMF_KEYSTORE_PK11TOKEN;
KMF_ATTRIBUTE attrlist[6];
CK_USER_TYPE user = CKU_USER;
int numattr = 0;
/* If nothing is specified, default is to use softtoken. */
if (token_spec == NULL) {
token_spec = SOFT_TOKEN_LABEL ":" SOFT_MANUFACTURER_ID;
token_name = SOFT_TOKEN_LABEL;
}
rv = kmf_pk11_token_lookup(NULL, token_spec, &slot_id);
if (rv == KMF_OK) {
/* find the pin state for the selected token */
if (C_GetTokenInfo(slot_id, &token_info) != CKR_OK)
return (PK_ERR_PK11);
pin_state = token_info.flags & CKF_USER_PIN_TO_BE_CHANGED;
if (token_name == NULL)
token_name = (char *)token_info.label;
}
/*
* If the token is the softtoken, check if the token flags show the
* PIN has not been set yet. If not then set the old PIN to the
* default "changeme". Otherwise, let user type in the correct old
* PIN to unlock token.
*/
if (pin_state == CKF_USER_PIN_TO_BE_CHANGED &&
strcmp(token_name, SOFT_TOKEN_LABEL) == 0) {
if ((old_pin = (CK_UTF8CHAR_PTR) strdup(SOFT_DEFAULT_PIN)) ==
NULL) {
cryptoerror(LOG_STDERR, "%s.", strerror(errno));
final_pk11(0);
return (PK_ERR_PK11);
}
old_pinlen = strlen(SOFT_DEFAULT_PIN);
} else {
if ((rv = get_pin(gettext("Enter token passphrase:"), NULL,
&old_pin, &old_pinlen)) != CKR_OK) {
cryptoerror(LOG_STDERR,
gettext("Unable to get token passphrase (%s)."),
pkcs11_strerror(rv));
final_pk11(0);
return (PK_ERR_PK11);
}
}
/* Get the user's new PIN. */
if ((rv = get_pin(gettext("Create new passphrase:"), gettext(
"Re-enter new passphrase:"), &new_pin, &new_pinlen)) != CKR_OK) {
if (rv == CKR_PIN_INCORRECT)
cryptoerror(LOG_STDERR, gettext(
"Passphrases do not match."));
else
cryptoerror(LOG_STDERR, gettext(
"Unable to get and confirm new passphrase (%s)."),
pkcs11_strerror(rv));
free(old_pin);
final_pk11(0);
return (PK_ERR_PK11);
}
kmf_set_attr_at_index(attrlist, numattr, KMF_KEYSTORE_TYPE_ATTR,
&kstype, sizeof (kstype));
numattr++;
if (token_name != NULL) {
kmf_set_attr_at_index(attrlist, numattr, KMF_TOKEN_LABEL_ATTR,
token_name, strlen(token_name));
numattr++;
}
oldcred.cred = (char *)old_pin;
oldcred.credlen = old_pinlen;
kmf_set_attr_at_index(attrlist, numattr, KMF_CREDENTIAL_ATTR,
&oldcred, sizeof (oldcred));
numattr++;
kmf_set_attr_at_index(attrlist, numattr, KMF_SLOT_ID_ATTR,
&slot_id, sizeof (slot_id));
numattr++;
newpincred.cred = (char *)new_pin;
newpincred.credlen = new_pinlen;
kmf_set_attr_at_index(attrlist, numattr, KMF_NEWPIN_ATTR,
&newpincred, sizeof (newpincred));
numattr++;
if (souser) {
user = CKU_SO;
kmf_set_attr_at_index(attrlist, numattr,
KMF_PK11_USER_TYPE_ATTR,
&user, sizeof (user));
numattr++;
}
rv = kmf_set_token_pin(handle, numattr, attrlist);
/* Clean up. */
if (old_pin != NULL)
free(old_pin);
if (new_pin != NULL)
free(new_pin);
return (rv);
}
/*
* Changes the token's PIN.
*/
int
pk_setpin(int argc, char *argv[])
/* ARGSUSED */
{
int opt;
int rv;
extern int optind_av;
extern char *optarg_av;
char *token_spec = NULL;
char *dir = NULL;
char *prefix = NULL;
char *utype = NULL;
KMF_HANDLE_T handle;
KMF_KEYSTORE_TYPE kstype = KMF_KEYSTORE_PK11TOKEN;
boolean_t souser = 0;
/* Parse command line options. Do NOT i18n/l10n. */
while ((opt = getopt_av(argc, argv,
"T:(token)k:(keystore)d:(dir)"
"p:(prefix)u:(usertype)")) != EOF) {
switch (opt) {
case 'k':
kstype = KS2Int(optarg_av);
if (kstype == 0)
return (PK_ERR_USAGE);
break;
case 'T': /* token specifier */
if (token_spec)
return (PK_ERR_USAGE);
token_spec = optarg_av;
break;
case 'd':
if (dir)
return (PK_ERR_USAGE);
dir = optarg_av;
break;
case 'p':
if (prefix)
return (PK_ERR_USAGE);
prefix = optarg_av;
break;
case 'u':
utype = optarg_av;
break;
default:
return (PK_ERR_USAGE);
}
}
/* No additional args allowed. */
argc -= optind_av;
argv += optind_av;
if (argc != 0)
return (PK_ERR_USAGE);
/* Done parsing command line options. */
if (kstype == KMF_KEYSTORE_PK11TOKEN && EMPTYSTRING(token_spec)) {
token_spec = PK_DEFAULT_PK11TOKEN;
} else if (kstype == KMF_KEYSTORE_NSS && EMPTYSTRING(token_spec)) {
token_spec = DEFAULT_NSS_TOKEN;
}
if ((rv = kmf_initialize(&handle, NULL, NULL)) != KMF_OK)
return (rv);
if (utype != NULL) {
if (strcmp(utype, "so") == 0)
souser = 1;
else if (strcmp(utype, "user") == 0)
souser = 0;
else /* Wrong option string */
return (PK_ERR_USAGE);
}
switch (kstype) {
case KMF_KEYSTORE_PK11TOKEN:
rv = setpin_pkcs11(handle, token_spec, souser);
break;
case KMF_KEYSTORE_NSS:
rv = setpin_nss(handle, token_spec, dir, prefix);
break;
default:
cryptoerror(LOG_STDERR,
gettext("incorrect keystore."));
return (PK_ERR_USAGE);
}
(void) kmf_finalize(handle);
if (rv == KMF_ERR_AUTH_FAILED) {
cryptoerror(LOG_STDERR,
gettext("Incorrect passphrase."));
return (PK_ERR_SYSTEM);
} else if (rv != CKR_OK) {
cryptoerror(LOG_STDERR,
gettext("Unable to change passphrase."));
return (PK_ERR_SYSTEM);
} else {
(void) fprintf(stdout, gettext("Passphrase changed.\n"));
}
return (0);
}
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