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/*
* Copyright (C) 2021 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.
*/
#define LOG_TAG "GnssNavigationMessageAidl"
#include "GnssNavigationMessageInterface.h"
#include <aidl/android/hardware/gnss/BnGnss.h>
#include <log/log.h>
#include "Utils.h"
namespace aidl::android::hardware::gnss {
using namespace ::android::hardware::gnss;
using GnssNavigationMessage = IGnssNavigationMessageCallback::GnssNavigationMessage;
using GnssNavigationMessageType = GnssNavigationMessage::GnssNavigationMessageType;
std::shared_ptr<IGnssNavigationMessageCallback> GnssNavigationMessageInterface::sCallback = nullptr;
GnssNavigationMessageInterface::GnssNavigationMessageInterface() : mMinIntervalMillis(1000) {}
GnssNavigationMessageInterface::~GnssNavigationMessageInterface() {
stop();
}
ndk::ScopedAStatus GnssNavigationMessageInterface::setCallback(
const std::shared_ptr<IGnssNavigationMessageCallback>& callback) {
ALOGD("setCallback");
std::unique_lock<std::mutex> lock(mMutex);
sCallback = callback;
start();
return ndk::ScopedAStatus::ok();
}
ndk::ScopedAStatus GnssNavigationMessageInterface::close() {
ALOGD("close");
stop();
std::unique_lock<std::mutex> lock(mMutex);
sCallback = nullptr;
return ndk::ScopedAStatus::ok();
}
void GnssNavigationMessageInterface::start() {
ALOGD("start");
mIsActive = true;
mThread = std::thread([this]() {
while (mIsActive == true) {
GnssNavigationMessage message = {
.svid = 19,
.type = GnssNavigationMessageType::GPS_L1CA,
.status = GnssNavigationMessage::STATUS_PARITY_PASSED,
.messageId = 2,
.submessageId = 3,
.data = std::vector<uint8_t>(40, 0xF9),
};
this->reportMessage(message);
std::this_thread::sleep_for(std::chrono::milliseconds(mMinIntervalMillis));
}
});
mThread.detach();
}
void GnssNavigationMessageInterface::stop() {
ALOGD("stop");
mIsActive = false;
}
void GnssNavigationMessageInterface::reportMessage(const GnssNavigationMessage& message) {
ALOGD("reportMessage()");
std::shared_ptr<IGnssNavigationMessageCallback> callbackCopy;
{
std::unique_lock<std::mutex> lock(mMutex);
if (sCallback == nullptr) {
ALOGE("%s: GnssNavigationMessageInterface::sCallback is null.", __func__);
return;
}
callbackCopy = sCallback;
}
callbackCopy->gnssNavigationMessageCb(message);
}
} // namespace aidl::android::hardware::gnss
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