www.pudn.com > tcpsocket.rar > sendDlg.cpp

// sendDlg.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "send.h" 
#include "sendDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CSendDlg dialog 
 
CSendDlg::CSendDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CSendDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CSendDlg) 
	m_computername = _T(""); 
	m_username = _T(""); 
	//}}AFX_DATA_INIT 
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
} 
 
void CSendDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CSendDlg) 
	DDX_Text(pDX, IDC_EDIT1, m_computername); 
	DDX_Text(pDX, IDC_EDIT2, m_username); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CSendDlg, CDialog) 
	//{{AFX_MSG_MAP(CSendDlg) 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1) 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CSendDlg message handlers 
 
BOOL CSendDlg::OnInitDialog() 
{ 
	CDialog::OnInitDialog(); 
 
	// 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 
	 
	return TRUE;  // return TRUE  unless you set the focus to a control 
} 
 
// 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 CSendDlg::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 CSendDlg::OnQueryDragIcon() 
{ 
	return (HCURSOR) m_hIcon; 
} 
 
void CSendDlg::OnButton1()  
{ 
	//Get The ComputerName And UserName 
	LPTSTR SendStr; 
	SendStr = new char[48]; 
	SendStr = ""; 
	LPTSTR lpBuffer; 
	int nSize = 22; 
	int ok; 
	lpBuffer = new char[24]; 
	ok = GetUserName(lpBuffer,(LPDWORD)&nSize);  
	if (!ok){ 
		ErrorMessage("获取用户名错误"); 
		return; 
	} 
	strcpy(SendStr,lpBuffer); 
	m_username = lpBuffer; 
	ok = GetComputerName(lpBuffer,(LPDWORD)&nSize);  
	if (!ok){ 
		ErrorMessage("获取计算机名错误"); 
		return; 
	} 
	m_computername = lpBuffer; 
	strcat(SendStr,lpBuffer); 
	UpdateData(false); 
	delete lpBuffer; 
 
	//Use Socket to Send The UserName and ComputerName 
	WORD wVersionRequested; 
	WSAData  wsaData; 
	struct hostent *hp; 
	struct sockaddr_in client; 
	unsigned long ip_addr; 
	int sendlen; 
	int s; 
	int err;  
	wVersionRequested = MAKEWORD( 2, 0 );  
	err = WSAStartup( wVersionRequested, &wsaData ); 
	if ( err != 0 ) {  
		ErrorMessage("Socket0.0版本错误"); 
		return; 
	} 
	if ( LOBYTE( wsaData.wVersion ) != 2 || HIBYTE( wsaData.wVersion ) != 0 ) { 
		ErrorMessage("Socket1.0版本错误"); 
		WSACleanup( ); 
		return;  
	}	 
 
    ip_addr=inet_addr("192.168.0.62"); 
    hp=gethostbyaddr((char *)&ip_addr,4,PF_INET); 
    if(hp==NULL){ 
		ErrorMessage("获取IP地址信息错误"); 
		return; 
    } 
	 
	memcpy(&client.sin_addr,hp->h_addr,hp->h_length); 
	if((s=socket(AF_INET,SOCK_STREAM,0))<0){ 
		ErrorMessage("创建Socket错误"); 
		return; 
	} 
	client.sin_family=AF_INET; 
	client.sin_port=htons(1024); 
	if(connect(s,(struct sockaddr*)&client,sizeof(client))<0){ 
		closesocket(s); 
		ErrorMessage("Socket连接错误"); 
		return; 
	} 
	if((sendlen=send(s,SendStr,48,0))<=0){ 
		ErrorMessage("Socket发送错误"); 
		return; 
	} 
 
	WSACleanup( ); 
	AfxMessageBox("发送完成！",MB_OK,0); 
	return; 
} 
 
void CSendDlg::ErrorMessage(CString Msg)  
{ 
	LPVOID lpMsgBuf; 
	FormatMessage(  
		FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, 
		NULL, 
		GetLastError(), 
		MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language 
		(LPTSTR) &lpMsgBuf, 
		0, 
		NULL  
		); 
	MessageBox((LPCTSTR )lpMsgBuf, Msg, MB_OK); 
	LocalFree( lpMsgBuf ); 
	WSACleanup( ); 
}