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-rw-r--r--common/dbus.c145
1 files changed, 133 insertions, 12 deletions
diff --git a/common/dbus.c b/common/dbus.c
index db50fcc9..ef3188d9 100644
--- a/common/dbus.c
+++ b/common/dbus.c
@@ -61,6 +61,12 @@ struct watch_info {
GIOChannel *io;
DBusConnection *conn;
};
+
+struct server_info {
+ guint watch_id;
+ GIOChannel *io;
+ DBusServer *server;
+};
#endif
struct disconnect_data {
@@ -371,6 +377,75 @@ static DBusHandlerResult disconnect_filter(DBusConnection *conn,
}
#ifndef HAVE_DBUS_GLIB
+static dbus_int32_t server_slot = -1;
+
+static gboolean server_func(GIOChannel *chan, GIOCondition cond, gpointer data)
+{
+ DBusWatch *watch = data;
+ int flags = 0;
+
+ if (cond & G_IO_IN) flags |= DBUS_WATCH_READABLE;
+ if (cond & G_IO_OUT) flags |= DBUS_WATCH_WRITABLE;
+ if (cond & G_IO_HUP) flags |= DBUS_WATCH_HANGUP;
+ if (cond & G_IO_ERR) flags |= DBUS_WATCH_ERROR;
+
+ dbus_watch_handle(watch, flags);
+
+ return TRUE;
+}
+
+static dbus_bool_t add_server(DBusWatch *watch, void *data)
+{
+ GIOCondition cond = G_IO_HUP | G_IO_ERR;
+ DBusServer *server = data;
+ struct server_info *info;
+ int fd, flags;
+
+ if (!dbus_watch_get_enabled(watch))
+ return TRUE;
+
+ info = g_new(struct server_info, 1);
+
+ fd = dbus_watch_get_fd(watch);
+ info->io = g_io_channel_unix_new(fd);
+ info->server = dbus_server_ref(server);
+
+ dbus_watch_set_data(watch, info, NULL);
+
+ flags = dbus_watch_get_flags(watch);
+
+ if (flags & DBUS_WATCH_READABLE) cond |= G_IO_IN;
+ if (flags & DBUS_WATCH_WRITABLE) cond |= G_IO_OUT;
+
+ info->watch_id = g_io_add_watch(info->io, cond, server_func, watch);
+
+ return TRUE;
+}
+
+static void remove_server(DBusWatch *watch, void *data)
+{
+ struct server_info *info = dbus_watch_get_data(watch);
+
+ dbus_watch_set_data(watch, NULL, NULL);
+
+ if (info) {
+ g_source_remove(info->watch_id);
+ g_io_channel_unref(info->io);
+ dbus_server_unref(info->server);
+ g_free(info);
+ }
+}
+
+static void server_toggled(DBusWatch *watch, void *data)
+{
+ /* Because we just exit on OOM, enable/disable is
+ * no different from add/remove */
+ if (dbus_watch_get_enabled(watch))
+ add_server(watch, data);
+ else
+ remove_server(watch, data);
+}
+
static gboolean message_dispatch_cb(void *data)
{
DBusConnection *connection = data;
@@ -520,23 +595,27 @@ static void dispatch_status_cb(DBusConnection *conn,
}
#endif
-DBusConnection *init_dbus(const char *name,
- void (*disconnect_cb)(void *), void *user_data)
+void setup_dbus_server_with_main_loop(DBusServer *server)
{
- struct disconnect_data *dc_data;
- DBusConnection *conn;
- DBusError err;
+#ifdef HAVE_DBUS_GLIB
+ dbus_server_setup_with_g_main(server, NULL);
+#else
+ dbus_server_allocate_data_slot(&server_slot);
+ if (server_slot < 0)
+ return;
- dbus_error_init(&err);
+ dbus_server_set_data(server, server_slot, server, NULL);
- conn = dbus_bus_get(DBUS_BUS_SYSTEM, &err);
+ dbus_server_set_watch_functions(server, add_server, remove_server,
+ server_toggled, server, NULL);
- if (dbus_error_is_set(&err)) {
- error("Can't connect to system message bus: %s", err.message);
- dbus_error_free(&err);
- return NULL;
- }
+ dbus_server_set_timeout_functions(server, add_timeout, remove_timeout,
+ timeout_toggled, server, NULL);
+#endif
+}
+void setup_dbus_with_main_loop(DBusConnection *conn)
+{
#ifdef HAVE_DBUS_GLIB
dbus_connection_setup_with_g_main(conn, NULL);
#else
@@ -549,6 +628,26 @@ DBusConnection *init_dbus(const char *name,
dbus_connection_set_dispatch_status_function(conn, dispatch_status_cb,
conn, NULL);
#endif
+}
+
+DBusConnection *init_dbus(const char *name,
+ void (*disconnect_cb)(void *), void *user_data)
+{
+ struct disconnect_data *dc_data;
+ DBusConnection *conn;
+ DBusError err;
+
+ dbus_error_init(&err);
+
+ conn = dbus_bus_get(DBUS_BUS_SYSTEM, &err);
+
+ if (dbus_error_is_set(&err)) {
+ error("Can't connect to system message bus: %s", err.message);
+ dbus_error_free(&err);
+ return NULL;
+ }
+
+ setup_dbus_with_main_loop(conn);
if (name) {
dbus_error_init(&err);
@@ -589,6 +688,28 @@ DBusConnection *init_dbus(const char *name,
return conn;
}
+DBusConnection *init_dbus_direct(const char *address)
+{
+ DBusConnection *conn;
+ DBusError err;
+
+ dbus_error_init(&err);
+
+ conn = dbus_connection_open(address, &err);
+
+ if (dbus_error_is_set(&err)) {
+ error("Can't connect to message server: %s", err.message);
+ dbus_error_free(&err);
+ return NULL;
+ }
+
+ setup_dbus_with_main_loop(conn);
+
+ dbus_connection_set_exit_on_disconnect(conn, FALSE);
+
+ return conn;
+}
+
DBusConnection *dbus_bus_system_setup_with_main_loop(const char *name,
void (*disconnect_cb)(void *), void *user_data)
{