/usr/include/ni/XnOSCpp.h is in libopenni-dev 1.5.4.0-14.
This file is owned by root:root, with mode 0o644.
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* *
* OpenNI 1.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* OpenNI is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* OpenNI 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 OpenNI. If not, see <http://www.gnu.org/licenses/>. *
* *
****************************************************************************/
#ifndef __XN_OS_CPP_H__
#define __XN_OS_CPP_H__
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include <XnOS.h>
//---------------------------------------------------------------------------
// Types
//---------------------------------------------------------------------------
class XnAutoCSLocker
{
public:
inline XnAutoCSLocker(const XnAutoCSLocker& other) : m_hCS(other.m_hCS), m_bLocked(FALSE)
{
Lock();
}
inline XnAutoCSLocker& operator=(const XnAutoCSLocker& other)
{
Unlock();
m_hCS = other.m_hCS;
Lock();
return *this;
}
inline XnAutoCSLocker(XN_CRITICAL_SECTION_HANDLE hCS) : m_hCS(hCS), m_bLocked(FALSE)
{
Lock();
}
inline ~XnAutoCSLocker()
{
Unlock();
}
inline void Lock()
{
if (!m_bLocked)
{
xnOSEnterCriticalSection(&m_hCS);
m_bLocked = TRUE;
}
}
inline void Unlock()
{
if (m_bLocked)
{
xnOSLeaveCriticalSection(&m_hCS);
m_bLocked = FALSE;
}
}
private:
XN_CRITICAL_SECTION_HANDLE m_hCS;
XnBool m_bLocked;
};
class XnAutoMutexLocker
{
public:
inline XnAutoMutexLocker(XN_MUTEX_HANDLE hMutex, XnUInt32 nMilliseconds) : m_hMutex(hMutex)
{
m_nStatus = xnOSLockMutex(m_hMutex, nMilliseconds);
}
XnStatus GetStatus() const
{
return m_nStatus;
}
inline ~XnAutoMutexLocker()
{
if (m_nStatus == XN_STATUS_OK)
{
//Only unlock if we managed to lock in the first place
xnOSUnLockMutex(m_hMutex);
}
}
private:
XN_MUTEX_HANDLE m_hMutex;
XnStatus m_nStatus;
};
class XnOSEvent
{
public:
XnOSEvent() : m_hEvent(NULL) {}
~XnOSEvent()
{
Close();
}
operator XN_EVENT_HANDLE() const
{
return m_hEvent;
}
XnStatus Create(XnBool bManualReset)
{
return xnOSCreateEvent(&m_hEvent, bManualReset);
}
XnStatus Create(const XnChar* strName, XnBool bManualReset, XnBool bAllowOtherUsers = FALSE)
{
return xnOSCreateNamedEventEx(&m_hEvent, strName, bManualReset, bAllowOtherUsers);
}
XnStatus Open(const XnChar* strName, XnBool bEnableOtherUsers = FALSE)
{
return xnOSOpenNamedEventEx(&m_hEvent, strName, bEnableOtherUsers);
}
XnStatus Close()
{
return (m_hEvent != NULL) ? xnOSCloseEvent(&m_hEvent) : XN_STATUS_OK;
}
XnStatus Set()
{
return xnOSSetEvent(m_hEvent);
}
XnStatus Reset()
{
return xnOSResetEvent(m_hEvent);
}
XnStatus Wait(XnUInt32 nMilliseconds)
{
return xnOSWaitEvent(m_hEvent, nMilliseconds);
}
private:
XN_EVENT_HANDLE m_hEvent;
};
#endif // __XN_OS_CPP_H__
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