1 files changed, 65 insertions, 0 deletions

diff --git a/src/lib/connection_update_last_activity.c b/src/lib/connection_update_last_activity.c
new file mode 100644
index 00000000..e235d458
--- /dev/null
+++ b/src/lib/connection_update_last_activity.c
@@ -0,0 +1,65 @@
+/*
+  This file is part of libmicrohttpd
+  Copyright (C) 2007-2018 Daniel Pittman and Christian Grothoff
+
+  This library 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.
+
+  This library 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 this library; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+/**
+ * @file lib/connection_add.c
+ * @brief functions to add connection to our active set
+ * @author Christian Grothoff
+ */
+#include "internal.h"
+#include "connection_update_last_activity.h"
+
+
+/**
+ * Update the 'last_activity' field of the connection to the current time
+ * and move the connection to the head of the 'normal_timeout' list if
+ * the timeout for the connection uses the default value.
+ *
+ * @param connection the connection that saw some activity
+ */
+void
+MHD_connection_update_last_activity_ (struct MHD_Connection *connection)
+{
+  struct MHD_Daemon *daemon = connection->daemon;
+
+  if (0 == connection->connection_timeout)
+    return; /* Skip update of activity for connections
+               without timeout timer. */
+  if (connection->suspended)
+    return; /* no activity on suspended connections */
+
+  connection->last_activity = MHD_monotonic_sec_counter();
+  if (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION))
+    return; /* each connection has personal timeout */
+
+  if (connection->connection_timeout != daemon->connection_timeout)
+    return; /* custom timeout, no need to move it in "normal" DLL */
+
+  MHD_mutex_lock_chk_ (&daemon->cleanup_connection_mutex);
+  /* move connection to head of timeout list (by remove + add operation) */
+  XDLL_remove (daemon->normal_timeout_head,
+               daemon->normal_timeout_tail,
+               connection);
+  XDLL_insert (daemon->normal_timeout_head,
+               daemon->normal_timeout_tail,
+               connection);
+  MHD_mutex_unlock_chk_ (&daemon->cleanup_connection_mutex);
+}
+
+/* end of connection_update_last_activity.c */
+