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e13e9c54f5
Signed-off-by: Andreas Schneider <asn@samba.org> Signed-off-by: Guenther Deschner <gd@samba.org> Reviewed-by: Andrew Bartlett <abartlet@samba.org> Pair-Programmed-With: Guenther Deschner <gd@samba.org> Reviewed-by: Sumit Bose <sbose@redhat.com> Reviewed-by: Andrew Bartlett <abartlet@samba.org>
151 lines
3.6 KiB
C
151 lines
3.6 KiB
C
/*
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Unix SMB/CIFS implementation.
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Samba KDB plugin for MIT Kerberos
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Copyright (c) 2010 Simo Sorce <idra@samba.org>.
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Copyright (c) 2014 Andreas Schneider <asn@samba.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "system/kerberos.h"
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#include <profile.h>
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#include <kdb.h>
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#include "kdc/mit_samba.h"
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#include "kdb_samba.h"
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struct mit_samba_context *ks_get_context(krb5_context kcontext)
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{
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void *db_ctx;
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krb5_error_code code;
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code = krb5_db_get_context(kcontext, &db_ctx);
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if (code != 0) {
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return NULL;
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}
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return (struct mit_samba_context *)db_ctx;
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}
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void ks_free_krb5_db_entry(krb5_context context,
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krb5_db_entry *entry)
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{
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krb5_tl_data *tl_data_next = NULL;
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krb5_tl_data *tl_data = NULL;
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int i, j;
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if (entry == NULL) {
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return;
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}
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#if 0 /* TODO FIXME do we have something to free? */
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if (entry->e_data != NULL) {
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/* FREE ME! */
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}
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#endif
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krb5_free_principal(context, entry->princ);
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for (tl_data = entry->tl_data; tl_data; tl_data = tl_data_next) {
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tl_data_next = tl_data->tl_data_next;
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if (tl_data->tl_data_contents != NULL)
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free(tl_data->tl_data_contents);
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free(tl_data);
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}
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if (entry->key_data != NULL) {
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for (i = 0; i < entry->n_key_data; i++) {
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for (j = 0; j < entry->key_data[i].key_data_ver; j++) {
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if (entry->key_data[i].key_data_length[j] != 0) {
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if (entry->key_data[i].key_data_contents[j] != NULL) {
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memset(entry->key_data[i].key_data_contents[j],
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0,
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entry->key_data[i].key_data_length[j]);
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free(entry->key_data[i].key_data_contents[j]);
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}
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}
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entry->key_data[i].key_data_contents[j] = NULL;
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entry->key_data[i].key_data_length[j] = 0;
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entry->key_data[i].key_data_type[j] = 0;
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}
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}
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free(entry->key_data);
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}
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free(entry);
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}
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bool ks_data_eq_string(krb5_data d, const char *s)
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{
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int rc;
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if (d.length != strlen(s) || d.length == 0) {
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return false;
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}
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rc = memcmp(d.data, s, d.length);
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if (rc != 0) {
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return false;
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}
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return true;
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}
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krb5_data ks_make_data(void *data, unsigned int len)
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{
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krb5_data d;
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d.magic = KV5M_DATA;
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d.data = data;
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d.length = len;
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return d;
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}
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krb5_boolean ks_is_kadmin(krb5_context context,
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krb5_const_principal princ)
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{
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return krb5_princ_size(context, princ) >= 1 &&
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ks_data_eq_string(princ->data[0], "kadmin");
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}
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krb5_boolean ks_is_kadmin_history(krb5_context context,
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krb5_const_principal princ)
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{
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return krb5_princ_size(context, princ) == 2 &&
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ks_data_eq_string(princ->data[0], "kadmin") &&
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ks_data_eq_string(princ->data[1], "history");
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}
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krb5_boolean ks_is_kadmin_changepw(krb5_context context,
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krb5_const_principal princ)
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{
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return krb5_princ_size(context, princ) == 2 &&
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ks_data_eq_string(princ->data[0], "kadmin") &&
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ks_data_eq_string(princ->data[1], "changepw");
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}
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krb5_boolean ks_is_kadmin_admin(krb5_context context,
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krb5_const_principal princ)
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{
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return krb5_princ_size(context, princ) == 2 &&
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ks_data_eq_string(princ->data[0], "kadmin") &&
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ks_data_eq_string(princ->data[1], "admin");
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}
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