+/* $Id$ */
+
+/***
+ 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.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#include <avahi-client/client.h>
#include <avahi-common/dbus.h>
-#include <glib.h>
+#include <avahi-common/llist.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
#define DBUS_API_SUBJECT_TO_CHANGE
#include <dbus/dbus.h>
+#include <dbus/dbus-glib-lowlevel.h>
#include <stdlib.h>
+struct _AvahiClient
+{
+ DBusConnection *bus;
+ AVAHI_LLIST_HEAD(AvahiEntryGroup, groups);
+};
+
+struct _AvahiEntryGroup {
+ char *path;
+ AvahiClient *parent;
+ AVAHI_LLIST_FIELDS(AvahiEntryGroup, groups);
+};
+
+static DBusHandlerResult
+filter_func (DBusConnection *bus, DBusMessage *message, void *data)
+{
+ DBusError error;
+
+ g_assert (bus != NULL);
+ g_assert (message != NULL);
+
+ printf ("dbus: interface=%s, path=%s, member=%s\n",
+ dbus_message_get_interface (message),
+ dbus_message_get_path (message),
+ dbus_message_get_member (message));
+
+ dbus_error_init (&error);
+
+ if (dbus_message_is_signal(message, DBUS_INTERFACE_DBUS, "NameOwnerChanged")) {
+ gchar *name, *old, *new;
+ dbus_message_get_args(message, &error, DBUS_TYPE_STRING, &name, DBUS_TYPE_STRING, &old, DBUS_TYPE_STRING, &new, DBUS_TYPE_INVALID);
+
+ if (dbus_error_is_set (&error)) {
+ fprintf(stderr, "Failed to parse NameOwnerChanged message: %s", error.message);
+ dbus_error_free (&error);
+ goto out;
+ }
+
+ if (strcmp (name, AVAHI_DBUS_NAME) == 0) {
+ if (old == NULL && new != NULL) {
+ fprintf(stderr, "Avahi Daemon connected\n");
+ } else if (old != NULL && new == NULL) {
+ fprintf(stderr, "Avahi Daemon disconnected\n");
+ }
+ }
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+ }
+
+out:
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
AvahiClient *
avahi_client_new ()
{
AvahiClient *tmp;
+ DBusError error;
+
+ tmp = g_new (AvahiClient, 1);
+
+ if (tmp == NULL)
+ goto fail;
+
+ AVAHI_LLIST_HEAD_INIT(AvahiEntryGroup, tmp->groups);
+
+ dbus_error_init (&error);
+
+ tmp->bus = dbus_bus_get (DBUS_BUS_SYSTEM, &error);
+
+ dbus_connection_setup_with_g_main (tmp->bus, NULL);
+
+ if (dbus_error_is_set (&error)) {
+ fprintf(stderr, "Error getting system d-bus: %s\n", error.message);
+ dbus_error_free (&error);
+ goto fail;
+ }
+
+ dbus_connection_set_exit_on_disconnect (tmp->bus, FALSE);
+
+ if (!dbus_connection_add_filter (tmp->bus, filter_func, tmp, NULL))
+ {
+ fprintf (stderr, "Failed to add d-bus filter\n");
+ goto fail;
+ }
+
+ dbus_bus_add_match (tmp->bus,
+ "type='signal', "
+ "interface='" AVAHI_DBUS_INTERFACE_SERVER "', "
+ "sender='" AVAHI_DBUS_NAME "', "
+ "path='" AVAHI_DBUS_PATH_SERVER "'",
+ &error);
+
+ if (dbus_error_is_set (&error))
+ {
+ fprintf (stderr, "Error adding filter match: %s\n", error.message);
+ dbus_error_free (&error);
+ goto fail;
+
+ }
+
+ dbus_bus_add_match (tmp->bus,
+ "type='signal', "
+ "interface='" DBUS_INTERFACE_DBUS "', "
+ "sender='" DBUS_SERVICE_DBUS "', "
+ "path='" DBUS_PATH_DBUS "'",
+ &error);
+
+ if (dbus_error_is_set (&error))
+ {
+ fprintf (stderr, "Error adding filter match: %s\n", error.message);
+ dbus_error_free (&error);
+ goto fail;
+
+ }
+
+ return tmp;
+
+fail:
+ if (tmp) free (tmp);
+ return NULL;
+}
+
+static char*
+avahi_client_get_string_reply_and_block (AvahiClient *client, char *method, char *param)
+{
+ DBusMessage *message;
+ DBusMessage *reply;
+ DBusError error;
+ char *ret, *new;
+
+ g_assert (client != NULL);
+ g_assert (method != NULL);
+
+ dbus_error_init (&error);
+
+ message = dbus_message_new_method_call (AVAHI_DBUS_NAME, AVAHI_DBUS_PATH_SERVER, AVAHI_DBUS_INTERFACE_SERVER, method);
+
+ if (param != NULL)
+ {
+ if (!dbus_message_append_args (message, DBUS_TYPE_STRING, ¶m, DBUS_TYPE_INVALID))
+ {
+ fprintf (stderr, "Failed to append string argument to %s message\n", method);
+ return NULL;
+ }
+ }
+
+ reply = dbus_connection_send_with_reply_and_block (client->bus, message, -1, &error);
+
+ if (dbus_error_is_set (&error))
+ {
+ fprintf (stderr, "Error sending %s message: %s\n", method, error.message);
+ dbus_error_free (&error);
+ dbus_message_unref (message);
+ return NULL;
+ }
+
+ if (reply == NULL)
+ {
+ dbus_message_unref (message);
+ fprintf (stderr, "Could not connect to Avahi daemon\n");
+ return NULL;
+ }
+
+ dbus_message_get_args (reply, &error, DBUS_TYPE_STRING, &ret, DBUS_TYPE_INVALID);
+
+ if (dbus_error_is_set (&error))
+ {
+ fprintf (stderr, "Failed to parse %s reply: %s\n", method, error.message);
+ dbus_error_free (&error);
+ return NULL;
+ }
+
+ new = strdup (ret);
+
+ return new;
+}
+
+char*
+avahi_client_get_version_string (AvahiClient *client)
+{
+ return avahi_client_get_string_reply_and_block (client, "GetVersionString", NULL);
+}
+
+char*
+avahi_client_get_domain_name (AvahiClient *client)
+{
+ return avahi_client_get_string_reply_and_block (client, "GetDomainName", NULL);
+}
+
+char*
+avahi_client_get_host_name (AvahiClient *client)
+{
+ return avahi_client_get_string_reply_and_block (client, "GetHostName", NULL);
+}
+
+char*
+avahi_client_get_host_name_fqdn (AvahiClient *client)
+{
+ return avahi_client_get_string_reply_and_block (client, "GetHostNameFqdn", NULL);
+}
+
+AvahiEntryGroup*
+avahi_entry_group_new (AvahiClient *client)
+{
+ AvahiEntryGroup *tmp;
+
+ tmp = malloc (sizeof (AvahiEntryGroup));
+
+ tmp->parent = client;
- tmp = malloc (sizeof (AvahiClient));
+ AVAHI_LLIST_PREPEND(AvahiEntryGroup, groups, client->groups, tmp);
return tmp;
+fail:
+ if (tmp) free (tmp);
+ return NULL;
}