From 3b33d88f5621a8d40ccf4c0177c98f63a5c19c38 Mon Sep 17 00:00:00 2001
From: Franklin Wei <frankhwei536@gmail.com>
Date: Thu, 1 Jan 1970 01:45:37 +0100
Subject: Initial commit

---
 led.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 led.cpp

(limited to 'led.cpp')

diff --git a/led.cpp b/led.cpp
new file mode 100644
index 0000000..16d48a1
--- /dev/null
+++ b/led.cpp
@@ -0,0 +1,23 @@
+#include <fstream>
+#include <leds.h>
+using namespace std;
+bool isLightOn()
+{
+  ifstream ifs("/sys/class/leds/led0/brightness");
+  int brightness;
+  ifs >> brightness;
+  if(brightness==0)
+    return false;
+  else
+    return true;
+}
+void setLight(bool on)
+{
+  ofstream ofs("/sys/class/leds/led0/brightness");
+  int val;
+  if(on)
+    val=255;
+  else
+    val=0;
+  ofs << val << flush;
+}
-- 
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