1 files changed, 44 insertions, 0 deletions
diff --git a/include/hardware_legacy/led.h b/include/hardware_legacy/led.h
new file mode 100644
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+++ b/include/hardware_legacy/led.h
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+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _HARDWARE_LED_H
+#define _HARDWARE_LED_H
+
+#if __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Changes the state of the LED.
+ *
+ *   -# Turn on LED: Alpha != 0 and RBG != 0, onMS == 0 && offMS == 0.
+ *   -# Blink LED: Alpha != 0 and RBG != 0, onMS != 0 && offMS != 0.
+ *   -# Turn off LED: Alpha == 0 or RGB == 0.
+ *
+ * @param colorARGB represents the LED's color: Alpha=31:24, Red=23:16
+ * Green=15:8 Blue=7:0
+ * @param onMS represents the time the LED is on in milliseconds
+ * @param offMS represents the time the LED is off in milliseconds
+ *
+ * @return 0 if successful
+ */
+int set_led_state(unsigned colorARGB, int onMS, int offMS);
+
+#if __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // _HARDWARE_LED_H