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C/C++

IOCompletionPort.h：源码内容

							/********************************************************************
	created:	2003/02/14
	file base:	IOCompletionPort
	file ext:	h
	author:		liupeng
	
	purpose:	Header file for CIOCompletionPort routines
*********************************************************************/
#ifndef __INCLUDE_IOCOMPLETIONPORT_H__
#define __INCLUDE_IOCOMPLETIONPORT_H__
#ifndef _WINDOWS_
	#define WIN32_LEAN_AND_MEAN
		#include <windows.h>
	#undef WIN32_LEAN_AND_MEAN
#endif
/*
 * namespace OnlineGameLib::Win32
 */
namespace OnlineGameLib {
namespace Win32 {
/*
 * CIOCompletionPort
 */
class CIOCompletionPort
{
public:
   
	explicit CIOCompletionPort( size_t maxConcurrency );
	~CIOCompletionPort();
	void AssociateDevice( HANDLE hDevice, ULONG_PTR completionKey );
	void PostStatus( ULONG_PTR completionKey, 
		DWORD dwNumBytes = 0, 
		OVERLAPPED *pOverlapped = 0 );
	DWORD GetStatus( ULONG_PTR *pCompletionKey, 
		PDWORD pdwNumBytes,
		OVERLAPPED **ppOverlapped );
	DWORD GetStatus( ULONG_PTR *pCompletionKey, 
		PDWORD pdwNumBytes,
		OVERLAPPED **ppOverlapped, 
		DWORD dwMilliseconds );
private:
      
	HANDLE m_iocp;
	/*
	 * No copies do not implement
	 */
	CIOCompletionPort( const CIOCompletionPort &rhs );
	CIOCompletionPort &operator=( const CIOCompletionPort &rhs );
};
} // End of namespace OnlineGameLib
} // End of namespace Win32
#endif //__INCLUDE_IOCOMPLETIONPORT_H__

						