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/**
* Copyright (C) 2022 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 IMS_MEDIA_CONDITION_H
#define IMS_MEDIA_CONDITION_H
#include <stdint.h>
#include <pthread.h>
class ImsMediaCondition
{
public:
ImsMediaCondition();
~ImsMediaCondition();
/**
* @brief Wait the current thread
*
*/
void wait();
/**
* @brief Wait the current thread until the timer expired
*
* @param time The relative time in milliseconds unit
* @return true Returned when the timer expires
* @return false Returned when the thread is stopped by signal
*/
bool wait_timeout(int64_t time);
void signal();
void reset();
private:
void IncCount(uint32_t* pnCount);
pthread_mutex_t* mMutex;
pthread_cond_t* mCondition;
uint32_t mWaitFlag;
uint32_t mSignalFlag;
uint32_t mWaitCount;
uint32_t mSignalCount;
};
#endif // IMS_MEDIA_CONDITION_H
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