1 files changed, 119 insertions, 0 deletions
diff --git a/source4/kdc/mit-kdb/kdb_samba_common.c b/source4/kdc/mit-kdb/kdb_samba_common.c
new file mode 100644
index 00000000000..de94f03719b
--- /dev/null
+++ b/source4/kdc/mit-kdb/kdb_samba_common.c
@@ -0,0 +1,119 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   Samba KDB plugin for MIT Kerberos
+
+   Copyright (c) 2010      Simo Sorce <idra@samba.org>.
+   Copyright (c) 2014      Andreas Schneider <asn@samba.org>
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+
+#include "system/kerberos.h"
+
+#include <profile.h>
+#include <kdb.h>
+
+#include "kdc/mit_samba.h"
+#include "kdb_samba.h"
+
+struct mit_samba_context *ks_get_context(krb5_context kcontext)
+{
+	void *db_ctx;
+	krb5_error_code code;
+
+	code = krb5_db_get_context(kcontext, &db_ctx);
+	if (code != 0) {
+		return NULL;
+	}
+
+	return (struct mit_samba_context *)db_ctx;
+}
+
+void ks_free_krb5_db_entry(krb5_context context,
+			   krb5_db_entry *entry)
+{
+	krb5_tl_data *tl_data_next = NULL;
+	krb5_tl_data *tl_data = NULL;
+	int i, j;
+
+	if (entry == NULL) {
+		return;
+	}
+
+#if 0 /* TODO FIXME do we have something to free? */
+	if (entry->e_data != NULL) {
+		/* FREE ME! */
+	}
+#endif
+
+	krb5_free_principal(context, entry->princ);
+
+	for (tl_data = entry->tl_data; tl_data; tl_data = tl_data_next) {
+		tl_data_next = tl_data->tl_data_next;
+		if (tl_data->tl_data_contents != NULL)
+			free(tl_data->tl_data_contents);
+		free(tl_data);
+	}
+
+	if (entry->key_data != NULL) {
+		for (i = 0; i < entry->n_key_data; i++) {
+			for (j = 0; j < entry->key_data[i].key_data_ver; j++) {
+				if (entry->key_data[i].key_data_length[j] != 0) {
+					if (entry->key_data[i].key_data_contents[j] != NULL) {
+						memset(entry->key_data[i].key_data_contents[j],
+								0,
+								entry->key_data[i].key_data_length[j]);
+						free(entry->key_data[i].key_data_contents[j]);
+					}
+				}
+				entry->key_data[i].key_data_contents[j] = NULL;
+				entry->key_data[i].key_data_length[j] = 0;
+				entry->key_data[i].key_data_type[j] = 0;
+			}
+		}
+		free(entry->key_data);
+	}
+
+	free(entry);
+}
+
+bool ks_data_eq_string(krb5_data d, const char *s)
+{
+	int rc;
+
+	if (d.length != strlen(s) || d.length == 0) {
+		return false;
+	}
+
+	rc = memcmp(d.data, s, d.length);
+	if (rc != 0) {
+		return false;
+	}
+
+	return true;
+}
+
+krb5_data ks_make_data(void *data, unsigned int len)
+{
+	krb5_data d;
+
+	d.magic = KV5M_DATA;
+	d.data = data;
+	d.length = len;
+
+	return d;
+}