/usr/include/android-22/hardware/consumerir.h is in android-headers-22 23-0ubuntu4.
This file is owned by root:root, with mode 0o644.
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* Copyright (C) 2013 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 ANDROID_INCLUDE_HARDWARE_CONSUMERIR_H
#define ANDROID_INCLUDE_HARDWARE_CONSUMERIR_H
#include <stdint.h>
#include <sys/cdefs.h>
#include <hardware/hardware.h>
#include <hardware/hwcomposer_defs.h>
#define CONSUMERIR_MODULE_API_VERSION_1_0 HARDWARE_MODULE_API_VERSION(1, 0)
#define CONSUMERIR_HARDWARE_MODULE_ID "consumerir"
#define CONSUMERIR_TRANSMITTER "transmitter"
typedef struct consumerir_freq_range {
int min;
int max;
} consumerir_freq_range_t;
typedef struct consumerir_module {
/**
* Common methods of the consumer IR module. This *must* be the first member of
* consumerir_module as users of this structure will cast a hw_module_t to
* consumerir_module pointer in contexts where it's known the hw_module_t references a
* consumerir_module.
*/
struct hw_module_t common;
} consumerir_module_t;
typedef struct consumerir_device {
/**
* Common methods of the consumer IR device. This *must* be the first member of
* consumerir_device as users of this structure will cast a hw_device_t to
* consumerir_device pointer in contexts where it's known the hw_device_t references a
* consumerir_device.
*/
struct hw_device_t common;
/*
* (*transmit)() is called to by the ConsumerIrService to send an IR pattern
* at a given carrier_freq.
*
* The pattern is alternating series of carrier on and off periods measured in
* microseconds. The carrier should be turned off at the end of a transmit
* even if there are and odd number of entries in the pattern array.
*
* This call should return when the transmit is complete or encounters an error.
*
* returns: 0 on success. A negative error code on error.
*/
int (*transmit)(struct consumerir_device *dev, int carrier_freq,
const int pattern[], int pattern_len);
/*
* (*get_num_carrier_freqs)() is called by the ConsumerIrService to get the
* number of carrier freqs to allocate space for, which is then filled by
* a subsequent call to (*get_carrier_freqs)().
*
* returns: the number of ranges on success. A negative error code on error.
*/
int (*get_num_carrier_freqs)(struct consumerir_device *dev);
/*
* (*get_carrier_freqs)() is called by the ConsumerIrService to enumerate
* which frequencies the IR transmitter supports. The HAL implementation
* should fill an array of consumerir_freq_range structs with the
* appropriate values for the transmitter, up to len elements.
*
* returns: the number of ranges on success. A negative error code on error.
*/
int (*get_carrier_freqs)(struct consumerir_device *dev,
size_t len, consumerir_freq_range_t *ranges);
/* Reserved for future use. Must be NULL. */
void* reserved[8 - 3];
} consumerir_device_t;
#endif /* ANDROID_INCLUDE_HARDWARE_CONSUMERIR_H */
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