snifferdlg.cpp

Sniffer

// snifferDlg.cpp : implementation file
//

#include "stdafx.h"
#include "sniffer.h"
#include "snifferDlg.h"
#include "mstcpip.h"
#include "afxsock.h"

#include "Iphlpapi.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About
PROTN2T aOfProto [ PROTO_NUM + 1] = 
{  
	{ IPPROTO_IP   , "IP" },
	{ IPPROTO_ICMP , "ICMP" },  
	{ IPPROTO_IGMP , "IGMP" }, 
	{ IPPROTO_GGP  , "GGP" },  
	{ IPPROTO_TCP  , "TCP" },  
	{ IPPROTO_PUP  , "PUP" },  
	{ IPPROTO_UDP  , "UDP" },  
	{ IPPROTO_IDP  , "IDP" },  
	{ IPPROTO_ND   , "NP"  },  
	{ IPPROTO_RAW  , "RAW" },  
	{ IPPROTO_MAX  , "MAX" },
	{ NULL , "" } 
} ;  
char *get_proto_name( unsigned char proto )
{
	BOOL bFound = FALSE ;
	for( int i = 0 ; i < PROTO_NUM ; i++ )
	{
		if( aOfProto[i].proto == proto )
		{
			bFound = TRUE ;
			break ;
		}	
	}
	if( bFound )
		return aOfProto[i].pprototext ;
	return aOfProto[PROTO_NUM].pprototext ;
}
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()

/////////////////////////////////////////////////////////////////////////////
// CSnifferDlg dialog

CSnifferDlg::CSnifferDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSnifferDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSnifferDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

	m_threadID = 0  ;
	m_Multihomed = FALSE ;
	m_Local    = TRUE ;

}

void CSnifferDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSnifferDlg)
	DDX_Control(pDX, IDC_LIST, m_ctrList);
	DDX_Control(pDX, IDC_LOOKUP, m_start);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSnifferDlg, CDialog)
	//{{AFX_MSG_MAP(CSnifferDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_NOTIFY(NM_CLICK, IDC_LIST, OnClickList)
	ON_BN_CLICKED(IDC_LOOKUP, OnLookUp)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSnifferDlg message handlers

BOOL CSnifferDlg::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
	CHAR		szHostName[128] = {0};
	HOSTENT*	pHost = NULL;
	CHAR*		pszIp = NULL;
	int			iNum = 0;
	if(AfxSocketInit(NULL)==FALSE)
	{
		AfxMessageBox("Sorry, socket load error!");
		return FALSE;
	}

	if(gethostname(szHostName, 128)==0)
	{

		
		pHost = gethostbyname(szHostName);
		if(pHost != NULL)
		{
				pszIp = inet_ntoa(*(in_addr*)pHost->h_addr_list[iNum]);
				m_ipsource = inet_addr(pszIp);
		}
		else AfxMessageBox("pHost = NULL!");
	}
	else AfxMessageBox("can't find host name!");

	//  ListView initialize

	DWORD dwStyle=GetWindowLong(m_ctrList.GetSafeHwnd(),GWL_STYLE);
	dwStyle&=~LVS_TYPEMASK;
	dwStyle|=LVS_REPORT;
	SetWindowLong(m_ctrList.GetSafeHwnd(),GWL_STYLE,dwStyle);

	m_ctrList.InsertColumn(0,"数据",LVCFMT_LEFT,525);
	m_ctrList.InsertColumn(0,"大小",LVCFMT_LEFT,80);
    m_ctrList.InsertColumn(0,"端口",LVCFMT_LEFT,40);
	m_ctrList.InsertColumn(0,"目的地址",LVCFMT_LEFT,100);
	m_ctrList.InsertColumn(0,"端口",LVCFMT_LEFT,40);
	m_ctrList.InsertColumn(0,"源地址",LVCFMT_LEFT,100);
	m_ctrList.InsertColumn(0,"协议",LVCFMT_LEFT,50);
    
    ::SendMessage(m_ctrList.m_hWnd, LVM_SETEXTENDEDLISTVIEWSTYLE,
		LVS_EX_FULLROWSELECT, LVS_EX_FULLROWSELECT);


    // Here read all IPs of this host
	DWORD dwSize = 0 ;
    GetIpAddrTable( NULL , &dwSize, FALSE ) ;
    PMIB_IPADDRTABLE pIpAddrTable = (PMIB_IPADDRTABLE )new BYTE [ dwSize ] ; 
	if( pIpAddrTable )
	{
		if( GetIpAddrTable( (PMIB_IPADDRTABLE)pIpAddrTable,   // // buffer for IP table
							&dwSize,                // size of buffer
							FALSE                  // sort by IP address 
							) == NO_ERROR )
		{
 			if(  pIpAddrTable->dwNumEntries > 2 ) // Second is MS TCP loopback IP ( 127.0.0.1 )
			{
				m_Multihomed = TRUE ;
				char szIP[16];
				for( int i = 0 ; i < (int)pIpAddrTable->dwNumEntries ; i++ )
				{
					in_addr ina ;
					ina.S_un.S_addr = pIpAddrTable->table[i].dwAddr ;
 					char *pIP = inet_ntoa( ina ) ;
					strcpy( szIP , pIP ) ;
					if( stricmp( szIP , "127.0.0.1" ) )
						m_IPArr.Add(pIpAddrTable->table[i].dwAddr) ;
				}
			}
		}
		delete [] pIpAddrTable ;
	}
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CSnifferDlg::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 CSnifferDlg::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 CSnifferDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CSnifferDlg::OnClickList(NMHDR* pNMHDR, LRESULT* pResult) 
{