基于windows socket的简单室课程名称网络编程实用教程实验4WindowsSocket

课程名称：网络编程实用实验4：基于WindowsSocket的简单聊天时间：2015553、41-学号 ：班级：计本7WindowsSocketWSAAsyncSelectwindows下基MFCWindows窗体应用程序开发。WindowsSocketAPI,TCP（提供简单Windows在窗口初始化函数OnInitDialog()中，添加窗口初始化及初始化套接字库的BOOL{//TODO:Addextrainitialization//IP地址设置为//初始化WinSockWORDversion=MAKEWORD(2,intret=WSAStartup(version,&wsaData);if(ret!=0){TRACE("InitilizeError!\n");//AfxMessageBox(_T("初始化winSock库失败}returnTRUE;//returnTRUEunlessyousetthefocustoa}自定义函数InitAndListen(UINTport)。创建套接字，将套接字与本地端口进行绑定并启动{if(m_hSocket!={m_hSocket=}m_hSocket=socket(AF_INET,SOCK_STREAM,0);ASSERT(m_hSocket!=NULL);m_addr.sin_family=AF_INET;m_addr.sin_port=htons(m_uPort);intret=0;interror=0;ret=bind(m_hSocket,(LPSOCKADDR)&m_addr,sizeof(m_addr));if(ret==SOCKET_ERROR) returnFALSE;}ret=listen(m_hSocket,5); if(ret==SOCKET_ERROR) //listenreturnFALSE;}return}自定义函数ServerInit()，使用异步选择模型，判断是否成功将消息绑定到void{if(WSAAsyncSelect(m_hSocket,AfxGetMainWnd()->m_hWnd,SER_MESSAGE,}自定义函数Close()，解除异步选择模void{if{WSAAsyncSelect(m_hSocket,AfxGetMainWnd()->m_hWnd,0,0);m_hSocket=NULL;}}网络消息处理函数OnServerMessage(RAMram,LPARAM{SOCKET intlength,i,j;chars[1024];chart[1024];intlen;intAddrLen=sizeof(SOCKADDR);{case&{//依次获取连接上来的各个客户端的}returncase{{{}t[0]={{}}return0;}}returncasereturncase{{{return}t[0]=return}}return}}单击“开始”按钮，触发OnConnect()处理函void{//TODO:Addyourcontrolnotificationhandlercodehere{}{}

}单击“发送”按钮，触发OnSend()处理函void{//TODO:Addyourcontrolnotificationhandlercodehere{}CString{}in.TrimRight("");m_sShowText="我说:"+in;{SOCKETsocket;for(int{in服务器说}}}单击“结束”按钮，触发 处理函void{//TODO:Addyourcontrolnotificationhandlercodehere}自定义函数DestroyWindow()BOOL{return}（二 (客户端OnInitDialog()中，添加窗口初始化及初始化套接字库BOOL{//TODO:Addextrainitialization//IP地址设置为//初始化WinSockWORDversion=MAKEWORD(2,intret=WSAStartup(version,&wsaData);if(ret!=0){TRACE("InitilizeError!\n");//AfxMessageBox(_T("初始化winSock库失败}returnTRUE;//returnTRUEunlessyousetthefocustoa}自定义函数InitAndConnect(UINTportCStringstrserver)。创建套接字，将BOOLCDlg::InitAndConnect(UINTport,CString{if(m_hSocket!={m_hSocket=}ASSERT(m_hSocket!=NULL);m_addr.sin_port=htons(m_uPort); intret=0;interror=ret=connect(m_hSocket,(LPSOCKADDR)&m_addr,sizeof(m_addr));if(ret==SOCKET_ERROR){returnFALSE;}}return}voidCDlg::{//本函数用来请求WindowsSocketsDLL为窗口句柄消息//无论它何时检测到由lEvent参数指明的网络//要发送的消息由wMsg参数标明.被通知的套接口由s标识{}}自定义函数Close()，解除异步选择模voidC{if{WSAAsyncSelect(m_hSocket,AfxGetMainWnd()->m_hWnd,0,0);m_hSocket=NULL;}}自定义RecvString(CString&str)recv{}SendString(CStringa)sendvoidCDlg::SendString(CString{{}}网络消息处理函数OnMessage(RAMram,LPARA{CEdit*output=NULL;chars[1024];int{case{}{}

return0;casereturn0;casereturn0;caseFD_CLOSE:returnreturn}}单击“开始”按钮，触发OnConnect()处理函voidC{//TODO:AddyourcontrolnotificationhandlercodehereBYTEf0,f1,f2,f3;CStringadd;}单击“发送”按钮，触发OnSend()处理函voidC{//TODO:Addyourcontrolnotificationhandlercodehere{}CString{}in.TrimRight("");m_sShowText="我说:"+in;{}}单击“结束”按钮，触发 处理函