MFC写得 PING程序

// pingDlg.cpp : implementation file // #include "stdafx.h" #include "ping.h" #include "pingDlg.h" #include <winsock.h> #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif extern SOCKET m_socket; BOOL ping(const char *ipaddr, char *resp); ///////////////////////////////////////////////////////////////////////////// // 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 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() ///////////////////////////////////////////////////////////////////////////// // CPingDlg dialog CPingDlg::CPingDlg(CWnd* pParent /*=NULL*/) : CDialog(CPingDlg::IDD, pParent) { //{{AFX_DATA_INIT(CPingDlg) m_Ctx = _T(""); m_Num = 0; //}}AFX_DATA_INIT m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CPingDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CPingDlg) DDX_Control(pDX, IDC_IPADDRESS1, m_IP); DDX_Text(pDX, IDC_EDIT1, m_Ctx); DDX_Text(pDX, IDC_EDIT_NUM, m_Num); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CPingDlg, CDialog) //{{AFX_MSG_MAP(CPingDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_OK, OnOk) ON_BN_CLICKED(IDC_START, OnStart) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CPingDlg message handlers BOOL CPingDlg::OnInitDialog() { CDialog::OnInitDialog(); SetIcon(m_hIcon, TRUE); // Set big icon SetIcon(m_hIcon, FALSE); // Set small icon m_IP.SetWindowText("127.0.0.1"); ////////////////////////////////////////////////////// int res; int timeout = 100; WSADATA wsaData; //启动WINDOWS SOCK，版本1.0 if(WSAStartup( MAKEWORD( 1, 0 ), &wsaData ) != 0) { MessageBox("Window Socket 初始化失败!"); return FALSE; } //创建SOCKET // AF_INET：协议族为TCP/IP //SOCK_RAW：原始方式（直接与IP层交换数据） //IPPROTO_ICMP：子协议类型 m_socket = socket(AF_INET, SOCK_RAW, IPPROTO_ICMP); if(m_socket == INVALID_SOCKET) { MessageBox("创建 Socket 失败!"); return FALSE; } // 设置选项：接受超时为100ms res = setsockopt(m_socket,SOL_SOCKET,SO_RCVTIMEO,(char*)&timeout,sizeof(timeout)); if(res == SOCKET_ERROR) { MessageBox("设置接受超时为100ms 失败!"); } timeout = 1000; // 设置发送超时为1000ms res = setsockopt(m_socket,SOL_SOCKET,SO_SNDTIMEO,(char*)&timeout,sizeof(timeout)); if(res == SOCKET_ERROR) { MessageBox("设置发送超时为100ms 失败!"); } return TRUE; // return TRUE unless you set the focus to a control } void CPingDlg::OnOK() { } void CPingDlg::OnCancel() { } void CPingDlg::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 CPingDlg::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(); } } HCURSOR CPingDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CPingDlg::OnOk() { CDialog::OnOK(); } BOOL CPingDlg::DestroyWindow() { closesocket(m_socket); WSACleanup (); return CDialog::DestroyWindow(); } /////////////////////////////////////////////////////////// void CPingDlg::OnStart() { char ipaddr[32]; char resp[4096]; UINT n,ok = 0; float loss; UpdateData(TRUE); if(m_Num <= 0) return; m_IP.GetWindowText(ipaddr,30); sprintf(resp,"\r\nping %s...\r\n",ipaddr); AppendMsg(resp); for(n = 0; n < m_Num; n++) { if(ping(ipaddr,resp)) ok++; AppendMsg(resp); Sleep(1000); } if(ok == 0) loss = 100.0f; else loss = 100.0f - float(n * 100.0f / ok); sprintf(resp,"\r\nPing %s 的统计结果:\r\n\t发送 = %d 接收 = %d 丢失 = %.2f％",ipaddr,n,ok,loss); AppendMsg(resp); } void CPingDlg::AppendMsg(const char *msg) { CEdit *pEdit; if(m_Ctx.GetLength() > 2048) m_Ctx.Empty(); m_Ctx += msg; m_Ctx += "\r\n"; UpdateData(FALSE); pEdit = (CEdit*)GetDlgItem(IDC_EDIT1); pEdit->LineScroll(100,0); }