hunting/middleware/StateMachine/src/OpenHarmony/handler.cpp
2023-09-10 06:26:18 -07:00

215 lines
5.1 KiB
C++

/*
* Copyright (C) 2021 Huawei Device Co., Ltd.
* 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.
*/
#include "handler.h"
#include <iostream>
#include <sys/time.h>
#include "ILog.h"
#undef LOG_TAG
#define LOG_TAG "OHWIFI_HANDLER"
// namespace OHOS {
// namespace Wifi {
Handler::Handler() : pMyQueue(nullptr), handleThread(0), isRunning(true)
{}
Handler::~Handler()
{
LogInfo("Handler::~Handler\n");
StopHandlerThread();
return;
}
bool Handler::InitialHandler()
{
if (handleThread != 0) {
return true;
}
if (pMyQueue == nullptr) {
pMyQueue = std::make_unique<MessageQueue>();
if (pMyQueue == nullptr) {
LogError("pMyQueue alloc failed.\n");
return false;
}
}
int ret = pthread_create(&handleThread, nullptr, RunHandleThreadFunc, this);
if (ret < 0) {
LogError("pthread_create failed.\n");
return false;
}
return true;
}
void Handler::StopHandlerThread()
{
LogInfo("Handler::StopHandlerThread\n");
if (isRunning) {
isRunning = false;
if (pMyQueue != nullptr) {
pMyQueue->StopQueueLoop();
}
if (handleThread != 0) {
pthread_join(handleThread, nullptr);
}
}
return;
}
void *Handler::RunHandleThreadFunc(void *pInstance)
{
if (pInstance == nullptr) {
LogError("pInstance is null.\n");
return nullptr;
}
Handler *pHandler = (Handler *)pInstance;
pHandler->GetAndDistributeMessage();
return nullptr;
}
void Handler::GetAndDistributeMessage()
{
if (pMyQueue == nullptr) {
LogError("pMyQueue is null.\n");
return;
}
while (isRunning) {
InternalMessage *msg = pMyQueue->GetNextMessage();
if (msg == nullptr) {
LogError("GetNextMessage failed.\n");
continue;
}
DistributeMessage(msg);
MessageManage::GetInstance().ReclaimMsg(msg);
}
return;
}
void Handler::SendMessage(InternalMessage *msg)
{
if (msg == nullptr) {
LogError("Handler::SendMessage: msg is null.\n");
return;
}
// LogInfo("Handler::SendMessage msg:%d\n", msg->GetMessageName());
MessageExecutedLater(msg, 0);
return;
}
void Handler::MessageExecutedLater(InternalMessage *msg, int64_t delayTimeMs)
{
if (msg == nullptr) {
LogError("Handler::MessageExecutedLater: msg is null.\n");
return;
}
// LogInfo("Handler::MessageExecutedLater msg:%d\n", msg->GetMessageName());
int64_t delayTime = delayTimeMs;
if (delayTime < 0) {
delayTime = 0;
}
/* Obtains the current time, accurate to milliseconds. */
struct timeval curTime = {0, 0};
if (gettimeofday(&curTime, nullptr) != 0) {
LogError("gettimeofday failed.\n");
MessageManage::GetInstance().ReclaimMsg(msg);
return;
}
int64_t nowTime = static_cast<int64_t>(curTime.tv_sec) * USEC_1000 + curTime.tv_usec / USEC_1000;
MessageExecutedAtTime(msg, nowTime + delayTime);
return;
}
void Handler::MessageExecutedAtTime(InternalMessage *msg, int64_t execTime)
{
if (msg == nullptr) {
LogError("Handler::MessageExecutedAtTime: msg is null.\n");
return;
}
// LogInfo("Handler::MessageExecutedAtTime msg: %d\n", msg->GetMessageName());
if (pMyQueue == nullptr) {
LogError("pMyQueue is null.\n");
MessageManage::GetInstance().ReclaimMsg(msg);
return;
}
if (pMyQueue->AddMessageToQueue(msg, execTime) != true) {
LogError("AddMessageToQueue failed.\n");
return;
}
return;
}
void Handler::PlaceMessageTopOfQueue(InternalMessage *msg)
{
if (msg == nullptr) {
LogError("Handler::PlaceMessageTopOfQueue: msg is null.\n");
return;
}
// LogInfo("Handler::PlaceMessageTopOfQueue msg: %d\n", msg->GetMessageName());
if (pMyQueue == nullptr) {
LogError("pMyQueue is null.\n");
MessageManage::GetInstance().ReclaimMsg(msg);
return;
}
if (!pMyQueue->AddMessageToQueue(msg, 0)) {
LogError("AddMessageToQueue failed.\n");
return;
}
return;
}
void Handler::DeleteMessageFromQueue(int messageName)
{
// LogInfo("Handler::DeleteMessageFromQueue msg is: %d\n", messageName);
if (pMyQueue == nullptr) {
LogError("pMyQueue is null.\n");
return;
}
if (!pMyQueue->DeleteMessageFromQueue(messageName)) {
LogError("DeleteMessageFromQueue failed.\n");
return;
}
return;
}
void Handler::DistributeMessage(InternalMessage *msg)
{
if (msg == nullptr) {
return;
}
ExecuteMessage(msg);
return;
}
// } // namespace Wifi
// } // namespace OHOS