Move D-Bus watch functions into libgdbus

1 files changed, 0 insertions, 391 deletions

diff --git a/common/dbus.c b/common/dbus.c
deleted file mode 100644
index 4ea56c9f..00000000
--- a/common/dbus.c
+++ /dev/null
@@ -1,391 +0,0 @@
-/*
- *
- *  BlueZ - Bluetooth protocol stack for Linux
- *
- *  Copyright (C) 2004-2008  Marcel Holtmann <marcel@holtmann.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 2 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, write to the Free Software
- *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <stdio.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdint.h>
-
-#include <glib.h>
-
-#include <dbus/dbus.h>
-
-#ifdef NEED_DBUS_WATCH_GET_UNIX_FD
-#define dbus_watch_get_unix_fd dbus_watch_get_fd
-#endif
-
-#ifdef HAVE_DBUS_GLIB
-#include <dbus/dbus-glib-lowlevel.h>
-#endif
-
-#include "dbus.h"
-#include "logging.h"
-
-static guint listener_id = 0;
-static GSList *name_listeners = NULL;
-
-struct name_callback {
-	name_cb_t func;
-	void *user_data;
-	guint id;
-};
-
-struct name_data {
-	DBusConnection *connection;
-	char *name;
-	GSList *callbacks;
-};
-
-static struct name_data *name_data_find(DBusConnection *connection,
-							const char *name)
-{
-	GSList *current;
-
-	for (current = name_listeners;
-			current != NULL; current = current->next) {
-		struct name_data *data = current->data;
-
-		if (name == NULL && data->name == NULL) {
-			if (connection == data->connection)
-				return data;
-		} else {
-			if (strcmp(name, data->name) == 0)
-				return data;
-		}
-	}
-
-	return NULL;
-}
-
-static struct name_callback *name_callback_find(GSList *callbacks,
-					name_cb_t func, void *user_data)
-{
-	GSList *current;
-
-	for (current = callbacks; current != NULL; current = current->next) {
-		struct name_callback *cb = current->data;
-		if (cb->func == func && cb->user_data == user_data)
-			return cb;
-	}
-
-	return NULL;
-}
-
-static void name_data_call_and_free(struct name_data *data)
-{
-	GSList *l;
-
-	for (l = data->callbacks; l != NULL; l = l->next) {
-		struct name_callback *cb = l->data;
-		if (cb->func)
-			cb->func(data->name, cb->user_data);
-		g_free(cb);
-	}
-
-	g_slist_free(data->callbacks);
-	g_free(data->name);
-	g_free(data);
-}
-
-static void name_data_free(struct name_data *data)
-{
-	GSList *l;
-
-	for (l = data->callbacks; l != NULL; l = l->next)
-		g_free(l->data);
-
-	g_slist_free(data->callbacks);
-	g_free(data->name);
-	g_free(data);
-}
-
-static int name_data_add(DBusConnection *connection, const char *name,
-				name_cb_t func, void *user_data, guint id)
-{
-	int first = 1;
-	struct name_data *data = NULL;
-	struct name_callback *cb = NULL;
-
-	cb = g_new(struct name_callback, 1);
-
-	cb->func = func;
-	cb->user_data = user_data;
-	cb->id = id;
-
-	data = name_data_find(connection, name);
-	if (data) {
-		first = 0;
-		goto done;
-	}
-
-	data = g_new0(struct name_data, 1);
-
-	data->connection = connection;
-	data->name = g_strdup(name);
-
-	name_listeners = g_slist_append(name_listeners, data);
-
-done:
-	data->callbacks = g_slist_append(data->callbacks, cb);
-	return first;
-}
-
-static void name_data_remove(DBusConnection *connection,
-			const char *name, name_cb_t func, void *user_data)
-{
-	struct name_data *data;
-	struct name_callback *cb = NULL;
-
-	data = name_data_find(connection, name);
-	if (!data)
-		return;
-
-	cb = name_callback_find(data->callbacks, func, user_data);
-	if (cb) {
-		data->callbacks = g_slist_remove(data->callbacks, cb);
-		g_free(cb);
-	}
-
-	if (!data->callbacks) {
-		name_listeners = g_slist_remove(name_listeners, data);
-		name_data_free(data);
-	}
-}
-
-static gboolean add_match(DBusConnection *connection, const char *name)
-{
-	DBusError err;
-	char match_string[128];
-
-	snprintf(match_string, sizeof(match_string),
-			"interface=%s,member=NameOwnerChanged,arg0=%s",
-			DBUS_INTERFACE_DBUS, name);
-
-	dbus_error_init(&err);
-
-	dbus_bus_add_match(connection, match_string, &err);
-
-	if (dbus_error_is_set(&err)) {
-		error("Adding match rule \"%s\" failed: %s", match_string,
-				err.message);
-		dbus_error_free(&err);
-		return FALSE;
-	}
-
-	return TRUE;
-}
-
-static gboolean remove_match(DBusConnection *connection, const char *name)
-{
-	DBusError err;
-	char match_string[128];
-
-	snprintf(match_string, sizeof(match_string),
-			"interface=%s,member=NameOwnerChanged,arg0=%s",
-			DBUS_INTERFACE_DBUS, name);
-
-	dbus_error_init(&err);
-
-	dbus_bus_remove_match(connection, match_string, &err);
-
-	if (dbus_error_is_set(&err)) {
-		error("Removing owner match rule for %s failed: %s",
-				name, err.message);
-		dbus_error_free(&err);
-		return FALSE;
-	}
-
-	return TRUE;
-}
-
-static DBusHandlerResult name_exit_filter(DBusConnection *connection,
-					DBusMessage *message, void *user_data)
-{
-	GSList *l;
-	struct name_data *data;
-	char *name, *old, *new;
-
-	if (!dbus_message_is_signal(message, DBUS_INTERFACE_DBUS,
-							"NameOwnerChanged"))
-		return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
-	if (!dbus_message_get_args(message, NULL,
-				DBUS_TYPE_STRING, &name,
-				DBUS_TYPE_STRING, &old,
-				DBUS_TYPE_STRING, &new,
-				DBUS_TYPE_INVALID)) {
-		error("Invalid arguments for NameOwnerChanged signal");
-		return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-	}
-
-	/* We are not interested of service creations */
-	if (*new != '\0')
-		return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-
-	data = name_data_find(connection, name);
-	if (!data) {
-		error("Got NameOwnerChanged signal for %s which has no listeners", name);
-		return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-	}
-
-	for (l = data->callbacks; l != NULL; l = l->next) {
-		struct name_callback *cb = l->data;
-		cb->func(name, cb->user_data);
-	}
-
-	name_listeners = g_slist_remove(name_listeners, data);
-	name_data_free(data);
-
-	remove_match(connection, name);
-
-	return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
-}
-
-guint name_listener_add(DBusConnection *connection, const char *name,
-					name_cb_t func, void *user_data)
-{
-	int first;
-
-	if (!listener_id) {
-		if (!dbus_connection_add_filter(connection,
-					name_exit_filter, NULL, NULL)) {
-			error("dbus_connection_add_filter() failed");
-			return 0;
-		}
-	}
-
-	listener_id++;
-	first = name_data_add(connection, name, func, user_data, listener_id);
-	/* The filter is already added if this is not the first callback
-	 * registration for the name */
-	if (!first)
-		return listener_id;
-
-	if (name) {
-		debug("name_listener_add(%s)", name);
-
-		if (!add_match(connection, name)) {
-			name_data_remove(connection, name, func, user_data);
-			return 0;
-		}
-	}
-
-	return listener_id;
-}
-
-int name_listener_remove(DBusConnection *connection, const char *name,
-					name_cb_t func, void *user_data)
-{
-	struct name_data *data;
-	struct name_callback *cb;
-
-	data = name_data_find(connection, name);
-	if (!data) {
-		error("remove_name_listener: no listener for %s", name);
-		return -1;
-	}
-
-	cb = name_callback_find(data->callbacks, func, user_data);
-	if (!cb) {
-		error("No matching callback found for %s", name);
-		return -1;
-	}
-
-	data->callbacks = g_slist_remove(data->callbacks, cb);
-	g_free(cb);
-
-	/* Don't remove the filter if other callbacks exist */
-	if (data->callbacks)
-		return 0;
-
-	if (name) {
-		debug("name_listener_remove(%s)", name);
-
-		if (!remove_match(connection, name))
-			return -1;
-	}
-
-	name_data_remove(connection, name, func, user_data);
-
-	return 0;
-}
-
-gboolean name_listener_id_remove(guint id)
-{
-	struct name_data *data;
-	struct name_callback *cb;
-	GSList *ldata, *lcb;
-
-	for (ldata = name_listeners; ldata; ldata = ldata->next) {
-		data = ldata->data;
-		for (lcb = data->callbacks; lcb; lcb = lcb->next) {
-			cb = lcb->data;
-			if (cb->id == id)
-				goto remove;
-		}
-	}
-
-	return FALSE;
-
-remove:
-	data->callbacks = g_slist_remove(data->callbacks, cb);
-	g_free(cb);
-
-	/* Don't remove the filter if other callbacks exist */
-	if (data->callbacks)
-		return TRUE;
-
-	if (data->name) {
-		if (!remove_match(data->connection, data->name))
-			return FALSE;
-	}
-
-	name_listeners = g_slist_remove(name_listeners, data);
-	name_data_free(data);
-
-	return TRUE;
-}
-
-int name_listener_indicate_disconnect(DBusConnection *connection)
-{
-	struct name_data *data;
-
-	data = name_data_find(connection, NULL);
-	if (!data) {
-		error("name_listener_indicate_disconnect: no listener found");
-		return -1;
-	}
-
-	debug("name_listener_indicate_disconnect");
-
-	name_data_call_and_free(data);
-
-	return 0;
-}