+/* $Id$ */
+
+/***
+ This file is part of avahi.
+
+ avahi is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ avahi 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 Lesser General
+ Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with avahi; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ USA.
+***/
+
+#include <gdbm.h>
+#include <stdlib.h>
+#include <string.h>
+#include <locale.h>
+#include <stdio.h>
+
+#include <avahi-common/malloc.h>
+
+#include "stdb.h"
+
+static GDBM_FILE gdbm_file = NULL;
+static char *buffer = NULL;
+
+static int init(void) {
+
+ if (gdbm_file)
+ return 0;
+
+ if (!(gdbm_file = gdbm_open((char*) DATABASE_FILE, 0, GDBM_READER, 0, NULL)))
+ return -1;
+
+ return 0;
+}
+
+const char* stdb_lookup(const char *name) {
+ datum key, data;
+ const char *loc;
+
+ if (init() < 0)
+ goto fail;
+
+ data.dptr = NULL;
+ data.dsize = 0;
+
+ if ((loc = setlocale(LC_MESSAGES, NULL))) {
+ char k[256];
+
+ snprintf(k, sizeof(k), "%s[%s]", name, loc);
+ key.dptr = k;
+ key.dsize = strlen(k);
+ data = gdbm_fetch(gdbm_file, key);
+
+ if (!data.dptr) {
+ char l[32], *e;
+ snprintf(l, sizeof(l), "%s", loc);
+
+ if ((e = strchr(l, '@'))) {
+ *e = 0;
+ snprintf(k, sizeof(k), "%s[%s]", name, l);
+ key.dptr = k;
+ key.dsize = strlen(k);
+ data = gdbm_fetch(gdbm_file, key);
+ }
+
+ if (!data.dptr) {
+ if ((e = strchr(l, '_'))) {
+ *e = 0;
+ snprintf(k, sizeof(k), "%s[%s]", name, l);
+ key.dptr = k;
+ key.dsize = strlen(k);
+ data = gdbm_fetch(gdbm_file, key);
+ }
+ }
+ }
+ }
+
+ if (!data.dptr) {
+ key.dptr = (char*) name;
+ key.dsize = strlen(name);
+ data = gdbm_fetch(gdbm_file, key);
+ }
+
+ if (!data.dptr)
+ goto fail;
+
+ avahi_free(buffer);
+ buffer = avahi_strndup(data.dptr, data.dsize);
+ free(data.dptr);
+
+ return buffer;
+
+fail:
+
+ return name;
+}
+
+void stdb_shutdown(void) {
+ if (gdbm_file)
+ gdbm_close(gdbm_file);
+
+ avahi_free(buffer);
+}