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#pragma once
#include <Windows.h>
//自动进行初始化。自动释放临界区
class CCriticalSection : private CRITICAL_SECTION
{
public:
BOOL IsInitialize;
CCriticalSection()
:IsInitialize(InitializeCriticalSectionEx(this, 0, CRITICAL_SECTION_NO_DEBUG_INFO))
{
}
//禁用复制构造
CCriticalSection(const CCriticalSection&) = delete;
//禁用赋值
CCriticalSection& operator=(const CCriticalSection&) = delete;
~CCriticalSection()
{
if(IsInitialize)
DeleteCriticalSection(this);
}
void Lock()
{
if(IsInitialize)
EnterCriticalSection(this);
}
void Unlock()
{
if (IsInitialize)
LeaveCriticalSection(this);
}
};
template<class T>
class CLockHelper
{
public:
T* pLock;
CLockHelper(T* _pLock)
:pLock(_pLock)
{
pLock->Lock();
}
~CLockHelper()
{
pLock->Unlock();
}
};
typedef CLockHelper<CCriticalSection> CCriticalLockHelper;
//读写锁
class CSRWLock : SRWLOCK
{
public:
CSRWLock()
{
InitializeSRWLock(this);
}
~CSRWLock()
{
}
void ReadLock()
{
AcquireSRWLockShared(this);
}
void ReadUnlock()
{
ReleaseSRWLockShared(this);
}
void WriteLock()
{
AcquireSRWLockExclusive(this);
}
void WriteUnLock()
{
ReleaseSRWLockExclusive(this);
}
};
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