80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
/***
|
|
Copyright (C) 2023 J Reece Wilson (a/k/a "Reece"). All rights reserved.
|
|
|
|
File: AuConditionVariable.Linux.hpp
|
|
Date: 2023-8-11
|
|
Author: Reece
|
|
***/
|
|
#pragma once
|
|
|
|
#if !defined(_AURUNTIME_GENERICCV)
|
|
#include "AuConditionMutex.Linux.hpp"
|
|
|
|
namespace Aurora::Threading::Primitives
|
|
{
|
|
#pragma pack(push)
|
|
#pragma pack(4)
|
|
|
|
struct ConditionVariableLinux final
|
|
{
|
|
ConditionVariableLinux();
|
|
~ConditionVariableLinux();
|
|
|
|
bool WaitForSignalNsEx(LinuxConditionMutex *pMutex, AuUInt64 timeout);
|
|
void Signal();
|
|
void Broadcast();
|
|
bool WaitOne(AuUInt64 qwTimeout);
|
|
|
|
private:
|
|
AuUInt32 uState_ {};
|
|
AuUInt32 uSleeping_ {};
|
|
};
|
|
#pragma pack(pop)
|
|
|
|
using ConditionVariableInternal = ConditionVariableLinux;
|
|
|
|
struct ConditionVariableImpl final : IConditionVariable
|
|
{
|
|
inline ConditionVariableImpl(const AuSPtr<IConditionMutex> &mutex) :
|
|
mutex(mutex)
|
|
{
|
|
}
|
|
|
|
auline AuSPtr<IConditionMutex> GetMutex() override
|
|
{
|
|
return mutex;
|
|
}
|
|
|
|
auline bool WaitForSignal(AuUInt32 timeout) override
|
|
{
|
|
return cond.WaitForSignalNsEx(&std::static_pointer_cast<ConditionMutexImpl>(this->mutex)->mutex, AuMSToNS<AuUInt64>(timeout));
|
|
}
|
|
|
|
auline bool WaitForSignalNS(AuUInt64 qwTimeout) override
|
|
{
|
|
return cond.WaitForSignalNsEx(&std::static_pointer_cast<ConditionMutexImpl>(this->mutex)->mutex, qwTimeout);
|
|
}
|
|
|
|
inline bool WaitForSignalNsEx(const std::shared_ptr<LinuxConditionMutex> &pMutex, AuUInt64 timeout)
|
|
{
|
|
return cond.WaitForSignalNsEx(pMutex.get(), timeout);
|
|
}
|
|
|
|
auline void Signal() override
|
|
{
|
|
cond.Signal();
|
|
}
|
|
|
|
auline void Broadcast() override
|
|
{
|
|
cond.Broadcast();
|
|
}
|
|
|
|
ConditionVariableInternal cond;
|
|
std::shared_ptr<IConditionMutex> mutex;
|
|
};
|
|
|
|
static const auto kSizeOfDummyCondVar = sizeof(ConditionVariableInternal);
|
|
|
|
}
|
|
#endif |