socketseverdlg.cpp

基于vc++mfc 最全的一个socket框架

// SocketSeverDlg.cpp : implementation file
//

#include "stdafx.h"
#include "SocketSever.h"
#include "SocketSeverDlg.h"
//#include "winsock.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif


/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();
	
	// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA
	
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL
	
	// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	//afx_msg void OnRecvData(WPARAM wParam,LPARAM lParam);
	
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
//{{AFX_MSG_MAP(CAboutDlg)
// No message handlers

//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSocketSeverDlg dialog

CSocketSeverDlg::CSocketSeverDlg(CWnd* pParent /*=NULL*/)
: CDialog(CSocketSeverDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSocketSeverDlg)
	// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CSocketSeverDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSocketSeverDlg)
	// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSocketSeverDlg, CDialog)
//{{AFX_MSG_MAP(CSocketSeverDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_MESSAGE(NETWORK_EVENT,OnNetEvent)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSocketSeverDlg message handlers

BOOL CSocketSeverDlg::OnInitDialog()
{
	CDialog::OnInitDialog();
	
	// Add "About..." menu item to system menu.
	
	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);
	
	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}
	
	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	InitNetwork();
    //OnNetEvent(WPARAM wParam, LPARAM lParam);
	//	ClientSock[CLNT_MAX_NUM];
	//	RECVPARAM *pRecvParam=new RECVPARAM;//创建线程
	//	pRecvParam->sock=m_socket;
	//	pRecvParam->hwnd=m_hWnd;
	//	HANDLE hThread=CreateThread(NULL,0,RecvProc,(LPVOID)pRecvParam,0,NULL);
	//	CloseHandle(hThread);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CSocketSeverDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CSocketSeverDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting
		
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
		
		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;
		
		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CSocketSeverDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

BOOL CSocketSeverDlg::InitNetwork()
{
	WSADATA wsaData; //file://初始化TCP协议 
	BOOL ret = WSAStartup(MAKEWORD(1,1), &wsaData);
	if(ret != 0) 
	{ 
		MessageBox("初始化网络协议失败!"); return FALSE;
	} //file://创建服务器端套接字 
	ServerSock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); 
	if(ServerSock == INVALID_SOCKET) 
	{ 
		MessageBox("创建套接字失败!"); 
		closesocket(ServerSock); 
		WSACleanup(); 
		return FALSE; 
	} 
	//file://绑定到本地一个端口上 
	sockaddr_in localaddr; 
	localaddr.sin_family = AF_INET; 
	localaddr.sin_port = htons(8888); //file://端口号不要与其他应用程序冲突 
	localaddr.sin_addr.S_un.S_addr=htonl(INADDR_ANY);
	if(bind(ServerSock,(struct sockaddr*)&localaddr,sizeof(sockaddr)) == SOCKET_ERROR)
	{ 
		MessageBox("绑定地址失败!");
		closesocket(ServerSock); 
		WSACleanup();
		return FALSE; 
	}// file://将SeverSock设置为异步非阻塞模式，并为它注册各种网络异步事件，其 中 m_hWnd file://为应用程序的主对话框或主窗口的句柄
	if(WSAAsyncSelect(ServerSock, m_hWnd, NETWORK_EVENT, FD_ACCEPT | FD_CLOSE | FD_READ | FD_WRITE) == SOCKET_ERROR)
	{ 
		MessageBox("注册网络异步事件失败!"); 
		WSACleanup(); 
		return FALSE; 
	} 
	listen(ServerSock, 5); //file://设置侦听模式 
	return TRUE;
}

void CSocketSeverDlg::OnNetEvent(WPARAM wParam, LPARAM lParam)
{
    int iEvent = WSAGETSELECTEVENT(lParam); 
	//调用Winsock API函数，得到发生此事件的客户端套接字
	SOCKET CurSock= (SOCKET)wParam;
	switch(iEvent) 
	{ 
	case FD_ACCEPT: //客户端连接请求事件
		OnAccept(CurSock); 
		break; 	
	case FD_READ: //网络数据包到达事件
		OnReceive(CurSock); 
		break; 
	case FD_WRITE: //发送网络数据事件
		OnSend(CurSock); 
		break;
	case FD_CLOSE: //客户端断开事件
		OnClose(CurSock); 
		break; 
	default: break;
	}
}

void CSocketSeverDlg::OnClose(SOCKET CurSock)
{
    closesocket(CurSock);      
    WSACleanup();
  //结束与相应的客户端的通信，释放相应资源
}
  
	void CSocketSeverDlg::OnSend(SOCKET CurSock)
{
	//在给客户端发数据时做相关预处理

}
	
    void CSocketSeverDlg::OnReceive(SOCKET CurSock)
{
	  
    //BOOL bLoad=false;
	char buffer[MAXBUFLEN];
	int numrcv;
	SOCKET clientSocket=(SOCKET)CurSock;

		numrcv=recv(clientSocket, buffer, MAXBUFLEN, NO_FLAGS_SET);
		if ((numrcv == 0) || (numrcv == SOCKET_ERROR))
		{
			AfxMessageBox("Connection terminated!",MB_OK);
			return;
		}
		buffer[numrcv]='\0';
		char start[6];

		char *pos=strchr(buffer,':');
		int len_buffer=strlen(buffer);
		int len=strlen(pos);
		int len_start=len_buffer-len;
		for(int i=0;i<len_start;i++)
			start[i]=buffer[i];
		start[len_start]='\0';
		
		if(strcmp(start,"PHT")==0)
		{
				
				turn="aaa";
		}
		else
        {
			turn="bbb";
		}
			//SOCKET clientSocket=(SOCKET)CurSock;
	send(clientSocket, turn, strlen(turn) + 1, NO_FLAGS_SET);     
    
//读出网络缓冲区中的数据包
}
	  
    void CSocketSeverDlg::OnAccept(SOCKET CurSock)
{
	int len = sizeof(sockaddr); 
 //accept(CurSock);
//Serversock=
//调用API函数,接受连接,并返回一个新套接字 
//还可以获得客户端的IP地址 
	sockaddr_in localaddr;
SOCKET clientSocket = accept(ServerSock, 
(struct sockaddr*)&localaddr, &len); 


sockaddr_in clientaddr; 
clientaddr.sin_family = AF_INET; 
clientaddr.sin_port = htons(8888); //file://端口号不要与其他应用程序冲突 
clientaddr.sin_addr.S_un.S_addr=htonl(INADDR_ANY);

//为新的socket注册异步事件,注意没有Accept事件 
if(WSAAsyncSelect(clientSocket ,m_hWnd, NETWORK_EVENT, 
FD_CLOSE | FD_READ | FD_WRITE) == SOCKET_ERROR) 
{ 
MessageBox("注册异步事件失败!"); 
return; 
}

		//接受连接请求，并保存与发起连接请求的客户端进行通信Socket 
		//为新的socket注册异步事件，注意没有Accept事件
}