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/*
* Copyright (C) 2017 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_HARDWARE_BROADCASTRADIO_COMMON_UTILS_H
#define ANDROID_HARDWARE_BROADCASTRADIO_COMMON_UTILS_H
#include <android/hardware/broadcastradio/1.1/types.h>
#include <chrono>
#include <queue>
#include <thread>
namespace android {
namespace hardware {
namespace broadcastradio {
namespace utils {
enum class HalRevision : uint32_t {
V1_0 = 1,
V1_1,
V1_2,
};
/**
* Checks, if {@code pointer} tunes to {@channel}.
*
* For example, having a channel {AMFM_FREQUENCY = 103.3}:
* - selector {AMFM_FREQUENCY = 103.3, HD_SUBCHANNEL = 0} can tune to this channel;
* - selector {AMFM_FREQUENCY = 103.3, HD_SUBCHANNEL = 1} can't.
*
* @param pointer selector we're trying to match against channel.
* @param channel existing channel.
*/
bool tunesTo(const V1_1::ProgramSelector& pointer, const V1_1::ProgramSelector& channel);
V1_1::ProgramType getType(const V1_1::ProgramSelector& sel);
bool isAmFm(const V1_1::ProgramType type);
bool isAm(const V1_0::Band band);
bool isFm(const V1_0::Band band);
bool hasId(const V1_1::ProgramSelector& sel, const V1_1::IdentifierType type);
/**
* Returns ID (either primary or secondary) for a given program selector.
*
* If the selector does not contain given type, returns 0 and emits a warning.
*/
uint64_t getId(const V1_1::ProgramSelector& sel, const V1_1::IdentifierType type);
/**
* Returns ID (either primary or secondary) for a given program selector.
*
* If the selector does not contain given type, returns default value.
*/
uint64_t getId(const V1_1::ProgramSelector& sel, const V1_1::IdentifierType type, uint64_t defval);
V1_1::ProgramSelector make_selector(V1_0::Band band, uint32_t channel, uint32_t subChannel = 0);
bool getLegacyChannel(const V1_1::ProgramSelector& sel,
uint32_t* channelOut, uint32_t* subChannelOut);
bool isDigital(const V1_1::ProgramSelector& sel);
} // namespace utils
namespace V1_0 {
bool operator==(const BandConfig& l, const BandConfig& r);
} // namespace V1_0
} // namespace broadcastradio
} // namespace hardware
} // namespace android
#endif // ANDROID_HARDWARE_BROADCASTRADIO_COMMON_UTILS_H
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