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-rw-r--r--src/ClientExpire.cxx90
1 files changed, 90 insertions, 0 deletions
diff --git a/src/ClientExpire.cxx b/src/ClientExpire.cxx
new file mode 100644
index 000000000..e24770ea1
--- /dev/null
+++ b/src/ClientExpire.cxx
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "ClientInternal.hxx"
+
+static guint expire_source_id;
+
+void
+client_set_expired(Client *client)
+{
+ if (!client_is_expired(client))
+ client_schedule_expire();
+
+ if (client->source_id != 0) {
+ g_source_remove(client->source_id);
+ client->source_id = 0;
+ }
+
+ if (client->channel != NULL) {
+ g_io_channel_unref(client->channel);
+ client->channel = NULL;
+ }
+}
+
+static void
+client_check_expired_callback(gpointer data, G_GNUC_UNUSED gpointer user_data)
+{
+ Client *client = (Client *)data;
+
+ if (client_is_expired(client)) {
+ g_debug("[%u] expired", client->num);
+ client_close(client);
+ } else if (!client->idle_waiting && /* idle clients
+ never expire */
+ (int)g_timer_elapsed(client->last_activity, NULL) >
+ client_timeout) {
+ g_debug("[%u] timeout", client->num);
+ client_close(client);
+ }
+}
+
+static void
+client_manager_expire(void)
+{
+ client_list_foreach(client_check_expired_callback, NULL);
+}
+
+/**
+ * An idle event which calls client_manager_expire().
+ */
+static gboolean
+client_manager_expire_event(G_GNUC_UNUSED gpointer data)
+{
+ expire_source_id = 0;
+ client_manager_expire();
+ return false;
+}
+
+void
+client_schedule_expire(void)
+{
+ if (expire_source_id == 0)
+ /* delayed deletion */
+ expire_source_id = g_idle_add(client_manager_expire_event,
+ NULL);
+}
+
+void
+client_deinit_expire(void)
+{
+ if (expire_source_id != 0)
+ g_source_remove(expire_source_id);
+}