【VC开源代码栏目提醒】:网学会员--在 VC开源代码编辑为广大网友搜集整理了:CRCSeverDlg.cpp绩等信息,祝愿广大网友取得需要的信息,参考学习。
// CRCSeverDlg.cpp : implementation file
//
#include "stdafx.h"
#include "CRCSever.h"
#include "CRCSeverDlg.h"
#include <windowsx.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
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()
/////////////////////////////////////////////////////////////////////////////
// CCRCSeverDlg dialog
CCRCSeverDlg::CCRCSeverDlg(CWnd* pParent /*=NULL*/)
: CDialog(CCRCSeverDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CCRCSeverDlg)
// 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 CCRCSeverDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CCRCSeverDlg)
DDX_Control(pDX, IDC_PATH, m_Path);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CCRCSeverDlg, CDialog)
//{{AFX_MSG_MAP(CCRCSeverDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_OPENFILE, OnOpenfile)
ON_BN_CLICKED(IDC_SENDFILE, OnSendfile)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CCRCSeverDlg message handlers
BOOL CCRCSeverDlg::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
//创建套接字
m_server = socket(AF_INET,SOCK_STREAM,0);
//将网络中的事件关联到窗口的消息函数中
WSAAsyncSelect(m_server,m_hWnd,2000,FD_WRITE|FD_READ|FD_ACCEPT);
m_client = 0;
m_serverIP = "";
//获取IP地址
char name[MAX_PATH];
gethostname(name,MAX_PATH);
hostent* hostInfo = gethostbyname(name);
CString ip = inet_ntoa(*(in_addr*)hostInfo->h_addr_list[0]);
//服务器端地址
sockaddr_in serveraddr;
serveraddr.sin_family = AF_INET;
m_serverIP = ip;
//设置本机地址
serveraddr.sin_addr.S_un.S_addr = inet_addr(m_serverIP);
UpdateData(TRUE);
//设置端口号
serveraddr.sin_port = htons(70);
//绑定地址
if(bind(m_server,(sockaddr*)&serveraddr,sizeof(serveraddr)))
{
MessageBox("绑定地址失败.");
return;
}
//开始监听
listen(m_server,5);
CreateTable();
return TRUE; // return TRUE unless you set the focus to a control
}
void CCRCSeverDlg::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 CCRCSeverDlg::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 CCRCSeverDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void CCRCSeverDlg::OnOpenfile()
{
// TODO: Add your control notification handler code here
//打开对话框
CFileDialog dlg(TRUE,NULL,"",OFN_HIDEREADONLY,"All Files (*.*)|*.*||",this);
if(IDOK == dlg.DoModal())
{
m_pathName = dlg.GetPathName();
m_strName = dlg.GetFileName();
m_Path.SetWindowText(m_pathName);
}
}
void CCRCSeverDlg::OnSendfile()
{
// TODO: Add your control notification handler code here
sockaddr_in serveraddr;
int len =sizeof(serveraddr);
if (m_client==0) //客户端连接服务器
{
m_client = accept(m_server,(struct sockaddr*)&serveraddr,&len);
}
int ret = send(m_client,m_strName,m_strName.GetLength(),0);
if(ret == SOCKET_ERROR)
{
CString str;
str.Format("发送数据失败,错误码:%d",WSAGetLastError());
MessageBox(str);
return;
}
Sleep(100);
CFile file(m_pathName,CFile::modeRead);
DWORD size = file.GetLength();
HGLOBAL hGlobal = GlobalAlloc(GMEM_MOVEABLE,size);
void* lpBuf = GlobalLock(hGlobal);
file.ReadHuge(lpBuf,size);
send(m_client,(char*)lpBuf,size,0);
GlobalUnlock(hGlobal);
GlobalFree(hGlobal);
file.Close();
Sleep(100);
char a[1]={'^'}; //结束符
send(m_client,a,1,0);
Sleep(100);
HANDLE hFile = {NULL};
DWORD dwSize, bytes_read;
hFile = CreateFile(m_pathName, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, NULL);
dwSize = GetFileSize(hFile, NULL);
CString csData(' ', dwSize);
ReadFile(hFile, csData.GetBuffer(dwSize), dwSize, &bytes_read, NULL);
CloseHandle(hFile);
csData.ReleaseBuffer();
int nCRC = GetCRC(csData, dwSize);
char ch[20];
itoa(nCR
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