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//
// Thread_VX.h
//
// Library: Foundation
// Package: Threading
// Module: Thread
//
// Definition of the ThreadImpl class for VxWorks tasks.
//
// Copyright (c) 2004-2011, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef Foundation_Thread_VX_INCLUDED
#define Foundation_Thread_VX_INCLUDED
#include "Poco/Foundation.h"
#include "Poco/Runnable.h"
#include "Poco/SignalHandler.h"
#include "Poco/Event.h"
#include "Poco/RefCountedObject.h"
#include "Poco/AutoPtr.h"
#include <taskLib.h>
#error #include <taskVarLib.h>
namespace Poco {
class Foundation_API ThreadImpl
{
public:
typedef int TIDImpl;
typedef void (*Callable)(void*);
enum Priority
{
PRIO_LOWEST_IMPL,
PRIO_LOW_IMPL,
PRIO_NORMAL_IMPL,
PRIO_HIGH_IMPL,
PRIO_HIGHEST_IMPL
};
enum Policy
{
POLICY_DEFAULT_IMPL = 0
};
enum
{
DEFAULT_THREAD_STACK_SIZE = 65536
};
struct CallbackData: public RefCountedObject
{
CallbackData(): callback(0), pData(0)
{
}
Callable callback;
void* pData;
};
ThreadImpl();
~ThreadImpl();
TIDImpl tidImpl() const;
void setPriorityImpl(int prio);
int getPriorityImpl() const;
void setOSPriorityImpl(int prio, int policy = 0);
int getOSPriorityImpl() const;
static int getMinOSPriorityImpl(int policy);
static int getMaxOSPriorityImpl(int policy);
void setStackSizeImpl(int size);
int getStackSizeImpl() const;
void startImpl(Runnable& target);
void startImpl(Callable target, void* pData = 0);
void joinImpl();
bool joinImpl(long milliseconds);
bool isRunningImpl() const;
static void sleepImpl(long milliseconds);
static void yieldImpl();
static ThreadImpl* currentImpl();
static TIDImpl currentTidImpl();
protected:
static void runnableEntry(void* pThread, int, int, int, int, int, int, int, int, int);
static void callableEntry(void* pThread, int, int, int, int, int, int, int, int, int);
static int mapPrio(int prio);
static int reverseMapPrio(int osPrio);
struct ThreadData: public RefCountedObject
{
ThreadData():
pRunnableTarget(0),
pCallbackTarget(0),
task(0),
prio(PRIO_NORMAL_IMPL),
osPrio(127),
done(false),
stackSize(POCO_THREAD_STACK_SIZE)
{
}
Runnable* pRunnableTarget;
AutoPtr<CallbackData> pCallbackTarget;
int task;
int prio;
int osPrio;
Event done;
int stackSize;
};
private:
AutoPtr<ThreadData> _pData;
static ThreadImpl* _pCurrent;
};
//
// inlines
//
inline int ThreadImpl::getPriorityImpl() const
{
return _pData->prio;
}
inline int ThreadImpl::getOSPriorityImpl() const
{
return _pData->osPrio;
}
inline bool ThreadImpl::isRunningImpl() const
{
return _pData->pRunnableTarget != 0 ||
(_pData->pCallbackTarget.get() != 0 && _pData->pCallbackTarget->callback != 0);
}
inline void ThreadImpl::yieldImpl()
{
taskDelay(0);
}
inline int ThreadImpl::getStackSizeImpl() const
{
return _pData->stackSize;
}
inline ThreadImpl::TIDImpl ThreadImpl::tidImpl() const
{
return _pData->task;
}
} // namespace Poco
#endif // Foundation_Thread_VX_INCLUDED
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