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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
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