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187 lines
3.3 KiB
C++
187 lines
3.3 KiB
C++
//
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// Thread_VX.h
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//
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// $Id: //poco/1.4/Foundation/include/Poco/Thread_VX.h#3 $
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//
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// Library: Foundation
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// Package: Threading
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// Module: Thread
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//
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// Definition of the ThreadImpl class for VxWorks tasks.
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//
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// Copyright (c) 2004-2011, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef Foundation_Thread_VX_INCLUDED
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#define Foundation_Thread_VX_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/Runnable.h"
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#include "Poco/SignalHandler.h"
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#include "Poco/Event.h"
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#include "Poco/RefCountedObject.h"
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#include "Poco/AutoPtr.h"
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#include <taskLib.h>
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#include <taskVarLib.h>
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namespace Poco {
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class Foundation_API ThreadImpl
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{
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public:
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typedef int TIDImpl;
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typedef void (*Callable)(void*);
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enum Priority
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{
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PRIO_LOWEST_IMPL,
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PRIO_LOW_IMPL,
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PRIO_NORMAL_IMPL,
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PRIO_HIGH_IMPL,
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PRIO_HIGHEST_IMPL
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};
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enum Policy
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{
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POLICY_DEFAULT_IMPL = 0
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};
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enum
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{
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DEFAULT_THREAD_STACK_SIZE = 65536
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};
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struct CallbackData: public RefCountedObject
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{
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CallbackData(): callback(0), pData(0)
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{
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}
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Callable callback;
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void* pData;
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};
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ThreadImpl();
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~ThreadImpl();
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TIDImpl tidImpl() const;
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void setPriorityImpl(int prio);
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int getPriorityImpl() const;
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void setOSPriorityImpl(int prio, int policy = 0);
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int getOSPriorityImpl() const;
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static int getMinOSPriorityImpl(int policy);
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static int getMaxOSPriorityImpl(int policy);
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void setStackSizeImpl(int size);
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int getStackSizeImpl() const;
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void setAffinityImpl(int cpu);
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int getAffinityImpl() const;
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void startImpl(Runnable& target);
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void startImpl(Callable target, void* pData = 0);
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void joinImpl();
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bool joinImpl(long milliseconds);
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bool isRunningImpl() const;
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static void sleepImpl(long milliseconds);
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static void yieldImpl();
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static ThreadImpl* currentImpl();
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static TIDImpl currentTidImpl();
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protected:
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static void runnableEntry(void* pThread, int, int, int, int, int, int, int, int, int);
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static void callableEntry(void* pThread, int, int, int, int, int, int, int, int, int);
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static int mapPrio(int prio);
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static int reverseMapPrio(int osPrio);
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struct ThreadData: public RefCountedObject
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{
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ThreadData():
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pRunnableTarget(0),
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pCallbackTarget(0),
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task(0),
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prio(PRIO_NORMAL_IMPL),
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osPrio(127),
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done(false),
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stackSize(POCO_THREAD_STACK_SIZE)
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{
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}
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Runnable* pRunnableTarget;
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AutoPtr<CallbackData> pCallbackTarget;
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int task;
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int prio;
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int osPrio;
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Event done;
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int stackSize;
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};
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private:
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AutoPtr<ThreadData> _pData;
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static ThreadImpl* _pCurrent;
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};
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//
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// inlines
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//
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inline int ThreadImpl::getPriorityImpl() const
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{
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return _pData->prio;
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}
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inline int ThreadImpl::getOSPriorityImpl() const
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{
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return _pData->osPrio;
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}
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inline void ThreadImpl::setAffinityImpl(int)
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{
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// not supported
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}
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inline int ThreadImpl::getAffinityImpl()
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{
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return -1;
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}
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inline bool ThreadImpl::isRunningImpl() const
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{
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return _pData->pRunnableTarget != 0 ||
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(_pData->pCallbackTarget.get() != 0 && _pData->pCallbackTarget->callback != 0);
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}
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inline void ThreadImpl::yieldImpl()
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{
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taskDelay(0);
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}
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inline int ThreadImpl::getStackSizeImpl() const
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{
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return _pData->stackSize;
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}
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inline ThreadImpl::TIDImpl ThreadImpl::tidImpl() const
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{
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return _pData->task;
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}
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} // namespace Poco
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#endif // Foundation_Thread_VX_INCLUDED
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