Implement magic SysRq handler.

1 files changed, 28 insertions, 0 deletions

diff --git a/src/input/magicSysRqHandler.cpp b/src/input/magicSysRqHandler.cpp
new file mode 100644
index 0000000..108bfca
--- /dev/null
+++ b/src/input/magicSysRqHandler.cpp
@@ -0,0 +1,28 @@
+/*
+ # Copyright (c) 2009 - OpenSLX Project, Computer Center University of Freiburg
+ #
+ # This program is free software distributed under the GPL version 2.
+ # See http://openslx.org/COPYING
+ #
+ # If you have any feedback please consult http://openslx.org/feedback and
+ # send your suggestions, praise, or complaints to feedback@openslx.org
+ #
+ # General information about OpenSLX can be found at http://openslx.org/
+ # --------------------------------------------------------------------------
+ # inputEventHandler.h:
+ #  - Common definitions for input event handlers
+ # --------------------------------------------------------------------------
+ */
+
+#include <QFile>
+#include "magicSysRqHandler.h"
+
+void MagicSysRqHandler::handle(InputEvent const& evt, InputEventContext const*)
+{
+	QFile trigger("/proc/sysrq-trigger");
+	trigger.open(QIODevice::WriteOnly);
+	char c = (char)(evt.value() & 0xff);
+	trigger.write(&c, 1);
+	trigger.flush();
+	trigger.close();
+}