XThreadSync.h

// xThreadSync.h: interface for the thread synchronization classes
//
//////////////////////////////////////////////////////////////////////
 
#if !defined(XTHREADSYNC_INCLUDE_H)
#define XTHREADSYNC_INCLUDE_H
 
#ifdef _MSC_VER
#pragma once
#endif // _MSC_VER
 
#include "xosoperation.h"
 
BEGIN_MOOTOOLS_NAMESPACE
 
/////////////////////////////////////////////////////////////////////////////
// CXCriticalSection
 
class DLL_TOOLSFUNCTION CXCriticalSection
{
// Constructor
public:
    CXCriticalSection();
    virtual ~CXCriticalSection();
    
    bool Unlock();
    bool Lock();
    bool IsLocked() const;
 
private:
    xCriticalSection section;
    int count;
};
 
/////////////////////////////////////////////////////////////////////////////
// CXSingleLock
class DLL_TOOLSFUNCTION CXSingleLock
{
// Constructors
public:
    // Useful for handling lock in method that require to lock the thread safe guard while a return data is used.
    // CXSingleLock lock;
    // void *data = AClass::GetData(&lock); // Data can be used safely until lock is valid.
    explicit CXSingleLock();
    explicit CXSingleLock(CXCriticalSection *pCriticalSection, bool bInitialLock = true);
    virtual ~CXSingleLock();
 
    // Operations
    void Attach(CXCriticalSection *pCriticalSection); // Attach and lock provided critical section. (Unlock any critical section already attached).
    bool Lock();
    bool Unlock();
 
protected:
    CXCriticalSection *m_pObject;
    bool    m_bAcquired;
};
 
END_MOOTOOLS_NAMESPACE
 
#endif // !defined(XTHREADSYNC_INCLUDE_H)