windows下7种winsocket的I/O编程模型

windows下7种winsocket的I/O编程模型的源代码，均为可直接运行代码，有详细注释。 每一种I/O模型的详细编程步骤可以参考配套文章：http://blog.csdn.net/u011787119/article/details/46848391

// 完成端口模型，服务器
#include 
#include 

#define DEFAULT_BUF_LEN 1024
#define DEFAULT_PORT    8086

#pragma comment（lib “ws2_32.lib“）

typedef enum    // 操作类型
{
	OP_RECV
	OP_SEND
}OPERATION_TYPE;
typedef struct  // 自定义单I/O操作相关数据
{
	WSAOVERLAPPED  overlap;
	WSABUF         Buffer;
	char           szMessage[DEFAULT_BUF_LEN];
	DWORD          NumberOfBytesRecvd;
	DWORD          NumberOfBytesSend;
	DWORD          Flags;
	OPERATION_TYPE OperationType;
}PER_IO_DATA *LPPER_IO_DATA;
typedef struct  // 自定义单句柄数据
{
	SOCKET Socket;
}PER_HANDLE_DATA *LPPER_HANDLE_DATA;

DWORD WINAPI WorkerThread（LPVOID）;

int main（）
{
	// Initialize Windows Socket library
	WSADATA wsaData;
	int iResult = WSAStartup（MAKEWORD（2 2） &wsaData）;
	if （iResult != 0）
	{
		printf（“WSAStartup failed with error: %d“ iResult）;
		return 1;
	}

	// Create listening socket，using WSASocket（）
	SOCKET ServSocket = INVALID_SOCKET;
	ServSocket = WSASocket（AF_INET SOCK_STREAM IPPROTO_IP NULL 0 WSA_FLAG_OVERLAPPED）;
	if （ServSocket == INVALID_SOCKET）
	{
		printf（“socket failed with error: %d“ WSAGetLastError（））;
		WSACleanup（）;
		return 1;
	}

	// Bind
	SOCKADDR_IN addrServ;
	addrServ.sin_family = AF_INET;
	addrServ.sin_addr.S_un.S_addr = INADDR_ANY;
	addrServ.sin_port = htons（DEFAULT_PORT）;
	iResult = bind（ServSocket （SOCKADDR*）&addrServ sizeof（SOCKADDR_IN））;
	if （iResult == SOCKET_ERROR）
	{
		printf（“bind faield with error: %d\n“ WSAGetLastError（））;
		closesocket（ServSocket）;
		WSACleanup（）;
		return 1;
	}

	// Listen
	iResult = listen（ServSocket SOMAXCONN）;
	if （iResult == SOCKET_ERROR）
	{
		printf（“listen faield with error: %d\n“ WSAGetLastError（））;
		closesocket（ServSocket）;
		WSACleanup（）;
		return 1;
	}
	printf（“server（CompletionServ） is listening ......\n“）;

	// Create completion port
	HANDLE CompletionPort = NULL;
	CompletionPort = CreateIoCompletionPort（INVALID_HANDLE_VALUE NULL 0 0）;
	if （CompletionPort == NULL）
	{
		printf（“CreateIoCompletionPort failed\n“）;
		return 1;
	}

	// Create worker thread by the numbers of cpu
	DWORD       dwThreadId;
	SYSTEM_INFO systeminfo;
	GetSystemInfo（&systeminfo）;
	for （int i = 0; i < systeminfo.dwNumberOfProcessors; i++）
	{
		HANDLE ThreadHandle;
		ThreadHandle = CreateThread（NULL 0 WorkerThread CompletionPort 0 &dwThreadId）;
		if （ThreadHandle == NULL）
		{
			printf（“CreateThread failed with error %d\n“ GetLastError（））;
			return 1;
		}
		CloseHandle（ThreadHandle）;
	}

	// 处理客户端的连接请求
	while （TRUE）
	{
		// Accept a connection
		SOCKET AcceSocket = INVALID_SOCKET;
		SOCKADDR_IN addrClient;
		int addrClienLen = sizeof（SOCKADDR_IN）;
		AcceSocket = accept（ServSocket （SOCKADDR*）&addrClient &addrClienLen）;
		if （AcceSocket == INVALID_SOCKET）
		{
			printf（“accept failed with error: %d\n“ WSAGetLastError（））;
			break;
		}
		printf（“a cilent has connect successful its ip: %s\n“ inet_ntoa（addrClient.si

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2015-07-19 19:07  7-IoModel-WinSocket\
     目录           0  2015-07-19 19:06  7-IoModel-WinSocket\TCPModel\
     目录           0  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\
     文件        4151  2015-07-19 11:41  7-IoModel-WinSocket\TCPModel\CompletionSev\CompletionSev.vcxproj
     文件         942  2015-07-12 09:40  7-IoModel-WinSocket\TCPModel\CompletionSev\CompletionSev.vcxproj.filters
     目录           0  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\
     文件        1981  2015-07-18 13:04  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.Build.CppClean.log
     目录           0  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\
     文件         874  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\cl.command.1.tlog
     文件       19476  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\CL.read.1.tlog
     文件         852  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\CL.write.1.tlog
     文件         210  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\CompletionServ.lastbuildstate
     文件        1528  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\link.command.1.tlog
     文件        2748  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\link.read.1.tlog
     文件         836  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionServ.tlog\link.write.1.tlog
     文件          99  2014-08-09 23:02  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionSev.lastbuildstate
     文件        1885  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\CompletionSev.log
     文件       44382  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\main.obj
     文件      527360  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\vc120.idb
     文件      176128  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\Debug\vc120.pdb
     文件        7382  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\CompletionSev\main.cpp
     目录           0  2015-07-18 13:04  7-IoModel-WinSocket\TCPModel\Debug\
     文件       32768  2015-07-18 13:04  7-IoModel-WinSocket\TCPModel\Debug\ASockClien.exe
     文件      265156  2015-07-18 13:04  7-IoModel-WinSocket\TCPModel\Debug\ASockClien.ilk
     文件      486400  2015-07-18 13:04  7-IoModel-WinSocket\TCPModel\Debug\ASockClien.pdb
     文件       33792  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\Debug\CompletionServ.exe
     文件      327940  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\Debug\CompletionServ.ilk
     文件      601088  2015-07-19 19:03  7-IoModel-WinSocket\TCPModel\Debug\CompletionServ.pdb
     文件       33792  2014-08-09 23:02  7-IoModel-WinSocket\TCPModel\Debug\CompletionSev.exe
     文件      266356  2014-08-09 23:02  7-IoModel-WinSocket\TCPModel\Debug\CompletionSev.ilk
     文件      461824  2014-08-09 23:02  7-IoModel-WinSocket\TCPModel\Debug\CompletionSev.pdb
............此处省略164个文件信息