ftp服务器和客户端代码

// ClientDlg.cpp : implementation file // #include "stdafx.h" #include "Client.h" #include "ClientDlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif //下载文件线程函数参数 typedef struct _FileDownloadParam { unsigned short ID; //标识 hdr header; //包头 SOCKET s; //套接字 CClientDlg* ptr; //主线程 string strFilePath;//下载文件路径 }FileDownloadParam, *pFileDownloadParam; ///////////////////////////////////////////////////////////////////////////// // 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() ///////////////////////////////////////////////////////////////////////////// // CClientDlg dialog CClientDlg::CClientDlg(CWnd* pParent /*=NULL*/) : CDialog(CClientDlg::IDD, pParent) { //{{AFX_DATA_INIT(CClientDlg) m_strSaveFile = _T(""); //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); m_hThreadSR = NULL; //m_hThreadRecv = NULL; //memset(m_hThreadRecvF, 0, MAX_RECVFILE_THREAD); m_bConning = FALSE; m_nReqCur = REQNON; //memset(m_sFData, INVALID_SOCKET, MAX_RECVFILE_THREAD); //初始化套接字等 m_ulFileSize = 0; m_ulCurTotal = 0; } CClientDlg::~CClientDlg() { } void CClientDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CClientDlg) DDX_Control(pDX, IDC_PROGRESS, m_ctlProgress); DDX_Control(pDX, IDC_TREE, m_ctlTree); DDX_Control(pDX, IDC_IPADDRESS, m_ctlIP); DDX_Text(pDX, IDC_EDIT_FILEPATH, m_strSaveFile); DDX_Control(pDX, IDC_STATIC_TIP, m_ctlTip); DDX_Control(pDX, IDC_STATIC_PROGRESS, m_ctlFileDLTip); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CClientDlg, CDialog) //{{AFX_MSG_MAP(CClientDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_BUTTON_CONNECT, OnButtonConnect) ON_BN_CLICKED(IDC_BUTTON_SETPATH, OnButtonSetFilePath) ON_NOTIFY(TVN_ITEMEXPANDING, IDC_TREE, OnItemexpandingTree) ON_NOTIFY(NM_DBLCLK, IDC_TREE, OnDblclkTree) ON_WM_TIMER() ON_WM_CLOSE() ON_WM_DESTROY() ON_COMMAND(ID_MENUITEM_DOWNLOAD, OnFileDownload) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CClientDlg message handlers BOOL CClientDlg::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 InitSocket(); //初始化Windows Sockets m_ctlIP.SetAddress(127, 0, 0, 1); //设置服务器地址 m_ctlTree.InsertItem(_T("我的电脑"),TVI_ROOT, TVI_LAST ); //插入根节点 m_hTreeCur = m_ctlTree.GetRootItem(); SetTimer(TIMER, 10, NULL); //设置定时器 return TRUE; } void CClientDlg::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 CClientDlg::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 CClientDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } /* * 初始化Windows Sockets */ void CClientDlg::InitSocket(void) { WORD wVersionRequested; //请求socket版本 WSADATA wsaData; //wsaData结构 int nErrCode; //返回值 wVersionRequested = MAKEWORD( 2, 2 );//请求windows Sockets 2.2版本 nErrCode = WSAStartup( wVersionRequested, &wsaData ); if ( 0 != nErrCode ) { return; } //创建套接字 m_sHost = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if (INVALID_SOCKET == m_sHost) { return; } //设置系统接收数据为默认的BUF_TIMES倍 unsigned int uiRcvBuf; int uiRcvBufLen = sizeof(uiRcvBuf); nErrCode= getsockopt(m_sHost, SOL_SOCKET, SO_RCVBUF,(char*)&uiRcvBuf, &uiRcvBufLen); if (SOCKET_ERROR == nErrCode) { return; } uiRcvBuf *= BUF_TIMES; nErrCode = setsockopt(m_sHost, SOL_SOCKET, SO_RCVBUF,(char*)&uiRcvBuf, uiRcvBufLen); if (SOCKET_ERROR == nErrCode) { AfxMessageBox(_T("修改系统发送数据缓冲区失败！")); } //检查设置系统接收数据缓冲区是否成功 unsigned int uiNewRcvBuf; getsockopt(m_sHost, SOL_SOCKET, SO_RCVBUF,(char*)&uiNewRcvBuf, &uiRcvBufLen); if (SOCKET_ERROR == nErrCode || uiNewRcvBuf != uiRcvBuf) { AfxMessageBox(_T("修改系统发送数据缓冲区失败！"));; } } /* * 释放套接字占用的资源 */ void CClientDlg::UnInitSocket(void) { closesocket(m_sHost); WSACleanup(); } /* * 连接服务器 */ void CClientDlg::OnButtonConnect() { //获得服务器的IP地址 UpdateData(TRUE); DWORD dwServIP; m_ctlIP.GetAddress(dwServIP); //服务器套结字地址 SOCKADDR_IN servAddr; servAddr.sin_family = AF_INET; servAddr.sin_addr.S_un.S_addr = htonl(dwServIP); servAddr.sin_port = htons(SERVERPORT); //连接服务器 int nErrCode; nErrCode = connect(m_sHost,(sockaddr*)&servAddr, sizeof(SOCKADDR_IN)); if (SOCKET_ERROR == nErrCode) { AfxMessageBox("连接服务器失败！",MB_OK, 0); return; } //显示连接服务器成功信息 m_ctlTip.SetWindowText(_T("连接服务器成功!")); m_bConning = TRUE; //请求服务器目录 m_nReqCur = REQROOT; //创建发送和接收目录线程 DWORD dwThread; m_hThreadSR = CreateThread(NULL, 0, SendAndRecvDirInforThread, this, 0, &dwThread); CloseHandle(m_hThreadSR); //设置连接服务器按钮为无效状态 CButton *pBt = (CButton*)this->GetDlgItem(IDC_BUTTON_CONNECT); pBt->EnableWindow(FALSE); } /* * 设置文件保存位置 */ void CClientDlg::OnButtonSetFilePath() { TCHAR tcSaveFilePath[MAX_PATH]; //临时字符数组 BROWSEINFO browInfo = {0}; //清零 browInfo.hwndOwner = GetSafeHwnd(); browInfo.ulFlags = BIF_RETURNFSANCESTORS ; browInfo.lpszTitle = "S