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/* ****************************************************************************
* eID Middleware Project.
* Copyright (C) 2008-2009 FedICT.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version
* 3.0 as published by the Free Software Foundation.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, see
* http://www.gnu.org/licenses/.
**************************************************************************** */
#include "Thread.h"
#include <stdlib.h>
namespace eIDMW
{
/** run_internal() function, has different
* return code etc. on different platform */
THREAD_INITFUNCTION(run_internal, arg)
{
CThread *pThread = (CThread *) arg;
pThread->Run();
// Fixme: this should be done after THREAD_END(),
// but we can't do anything after this; therefore
// we add a little delay in IsRunning()
pThread->m_isRunning = false;
THREAD_END(pThread->m_SyncHandle);
}
CThread::CThread()
{
m_isRunning = false;
m_bStopRequest = false;
m_SyncHandle = NULL;
}
CThread::~CThread()
{
THREAD_CLEANUP(m_SyncHandle);
}
int CThread::Start()
{
int status;
THREAD_OBJ threadHandle;
m_isRunning = true;
// Here we start the thread. The entry point is the
// run_internal() function, which on it's turn calls this->Run()
THREAD_START(run_internal, this, threadHandle, m_SyncHandle, status);
if (status != 0)
m_isRunning = false;
return status;
}
bool CThread::IsRunning()
{
// To make 'sure' THREAD_END() is called
if (!m_isRunning)
SleepMillisecs(1);
return m_isRunning;
}
void CThread::SleepMillisecs(int millisecs)
{
#ifdef WIN32
Sleep(millisecs);
#else
usleep(millisecs * 1000);
#endif
}
void CThread::RequestStop()
{
//Ask the thread to stop
m_bStopRequest=true;
}
void CThread::ForceStop()
{
//The thread must be killed
//TODO (Now, we just ask the thread to stop)
RequestStop();
}
void CThread::Stop(unsigned long ulSleepFrequency)
{
//Ask the thread to stop
RequestStop();
//Wait until the end of the thread
WaitTillStopped(ulSleepFrequency);
}
void CThread::WaitTillStopped(unsigned long ulSleepFrequency)
{
//Wait until the end of the thread
while(IsRunning())
{
SleepMillisecs(ulSleepFrequency);
}
}
bool CThread::WaitTimeout(unsigned long ulTimeout,int iStopMode)
{
unsigned long ulCount=ulTimeout;
//Wait until the end of the thread or the timeout
while(IsRunning() && ulCount>0)
{
SleepMillisecs(1000);
ulCount--;
}
/*
iStopMode : 0 = do not stop the thread after timeout
1 = request the thread o stop after timeout
2 = force the thread to stop
*/
if(IsRunning())
{
switch(iStopMode)
{
case 1:
RequestStop();
break;
case 2:
ForceStop();
break;
default:
break;
}
return false;
}
else
{
return true;
}
}
int CThread::getCurrentPid()
{
#ifdef WIN32
return _getpid();
#else
return getpid();
#endif
}
int CThread::getCurrentThreadId()
{
#ifdef WIN32
return GetCurrentThreadId();
#else
return (int) pthread_self();
#endif
}
}
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