Parse LED mappings in keylayout files

Change-Id: I6bc3760341868015f054d9866e2616a312da94e0
diff --git a/include/input/KeyLayoutMap.h b/include/input/KeyLayoutMap.h
index eec11cf..1e8de71 100644
--- a/include/input/KeyLayoutMap.h
+++ b/include/input/KeyLayoutMap.h
@@ -67,6 +67,8 @@
     status_t mapKey(int32_t scanCode, int32_t usageCode,
             int32_t* outKeyCode, uint32_t* outFlags) const;
     status_t findScanCodesForKey(int32_t keyCode, Vector<int32_t>* outScanCodes) const;
+    status_t findScanCodeForLed(int32_t ledCode, int32_t* outScanCode) const;
+    status_t findUsageCodeForLed(int32_t ledCode, int32_t* outUsageCode) const;
 
     status_t mapAxis(int32_t scanCode, AxisInfo* outAxisInfo) const;
 
@@ -79,9 +81,16 @@
         uint32_t flags;
     };
 
+    struct Led {
+        int32_t ledCode;
+    };
+
+
     KeyedVector<int32_t, Key> mKeysByScanCode;
     KeyedVector<int32_t, Key> mKeysByUsageCode;
     KeyedVector<int32_t, AxisInfo> mAxes;
+    KeyedVector<int32_t, Led> mLedsByScanCode;
+    KeyedVector<int32_t, Led> mLedsByUsageCode;
 
     KeyLayoutMap();
 
@@ -99,6 +108,7 @@
     private:
         status_t parseKey();
         status_t parseAxis();
+        status_t parseLed();
     };
 };