1 files changed, 21 insertions, 1 deletions
diff --git a/DeviceSettings/src/com/cyanogenmod/settings/device/Utils.java b/DeviceSettings/src/com/cyanogenmod/settings/device/Utils.java
index bd8eb65..4ca2e9e 100644
--- a/DeviceSettings/src/com/cyanogenmod/settings/device/Utils.java
+++ b/DeviceSettings/src/com/cyanogenmod/settings/device/Utils.java
@@ -18,9 +18,11 @@ package com.cyanogenmod.settings.device;
 
 import android.util.Log;
 
+import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
+import java.io.FileReader;
 import java.io.IOException;
 import java.io.SyncFailedException;
 import android.app.AlertDialog;
@@ -33,6 +35,25 @@ public class Utils {
     private static final String TAG_READ = "DeviceSettings_Utils_Read";
     private static final String TAG_WRITE = "DeviceSettings_Utils_Write";
 
+    // Read value from sysfs interface
+    public static String readOneLine(String sFile) {
+        BufferedReader brBuffer;
+        String sLine = null;
+
+        try {
+            brBuffer = new BufferedReader(new FileReader(sFile), 512);
+            try {
+                sLine = brBuffer.readLine();
+            } finally {
+                Log.w(TAG_READ, "file " + sFile + ": " + sLine);
+                brBuffer.close();
+            }
+        } catch (Exception e) {
+            Log.e(TAG_READ, "IO Exception when reading /sys/ file", e);
+        }
+        return sLine;
+    }
+
     /**
      * Write a string value to the specified file.
      * 
@@ -128,7 +149,6 @@ public class Utils {
         return new File(filename).exists();
     }
 
-
     public static void showDialog(Context ctx, String title, String message) {
         final AlertDialog alertDialog = new AlertDialog.Builder(ctx).create();
         alertDialog.setTitle(title);