📄 ipmondlg.cpp
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// ipmonDlg.cpp : implementation file
//
#include "stdafx.h"
#include "ipmon.h"
#include "ipmonDlg.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()
/////////////////////////////////////////////////////////////////////////////
// CIpmonDlg dialog
CIpmonDlg::CIpmonDlg(CWnd* pParent /*=NULL*/)
: CDialog(CIpmonDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CIpmonDlg)
//}}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 CIpmonDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CIpmonDlg)
DDX_Control(pDX, IDC_LIST, m_ctrList);
DDX_Control(pDX, IDC_LOOKUP, m_start);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CIpmonDlg, CDialog)
//{{AFX_MSG_MAP(CIpmonDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_LOOKUP, OnLookUp)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CIpmonDlg message handlers
BOOL CIpmonDlg::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 CIpmonDlg::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 CIpmonDlg::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 CIpmonDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
UINT threadFunc ( LPVOID p )
{
CIpmonDlg *pDlg = static_cast<CIpmonDlg *>(p) ;
char buf [1000] , *bufwork ;
MSG msg ;
int iRet ;
DWORD dwErr ;
char *pSource , *pDest ;
IPHEADER *pIpHeader ;
in_addr ina ;
char szSource [16] , szDest[16] , szErr [ 50 ];
char *pLastBuf = NULL ;
int HdrLen, totallen;
WORD sourport, destport;
struct TCPPacketHead *pTCPHead;
struct ICMPPacketHead *pICMPHead;
struct UDPPacketHead *pUDPHead;
BYTE *pdata = NULL;
/*---------------------------------------------------------------------*/
PeekMessage(&msg, NULL, WM_USER, WM_USER, PM_NOREMOVE) ; // Force to make the queue
pDlg->m_threadID = GetCurrentThreadId() ;
while( TRUE )
{
if( PeekMessage( &msg , 0 , WM_CLOSE,WM_CLOSE,PM_NOREMOVE ) )
{
closesocket( pDlg->m_s ) ;
pDlg->m_threadID = 0 ;
pDlg->m_start.EnableWindow(TRUE) ;
break ;
}
memset( buf , 0 , sizeof(buf) ) ;
iRet = recv( pDlg->m_s , buf , sizeof( buf ) , 0 ) ;
if( iRet == SOCKET_ERROR )
{
dwErr = WSAGetLastError() ;
sprintf( szErr , "Error recv() = %ld " , dwErr ) ;
continue ;
}
else
if( *buf )
{
bufwork = buf ;
pIpHeader = (IPHEADER *)bufwork ;
WORD iLen = ntohs(pIpHeader->total_len) ;
while( TRUE )
{
if( iLen <= iRet )
{
ina.S_un.S_addr = pIpHeader->sourceIP ;
pSource = inet_ntoa( ina ) ;
strcpy( szSource , pSource ) ;
ina.S_un.S_addr = pIpHeader->destIP ;
pDest = inet_ntoa( ina ) ;
strcpy( szDest , pDest ) ;
CString str, strProto, strSourPort, strDestPort, strData, strSize;
strProto = get_proto_name( pIpHeader->proto );
/*-------------------zhuwei add(2002.11.9)-----------------------------*/
HdrLen = pIpHeader->header_len&0xf;
HdrLen *= 4;
totallen = ntohs(pIpHeader->total_len);
totallen-=HdrLen;
switch(pIpHeader->proto)
{
case IPPROTO_ICMP:
{
pICMPHead=(struct ICMPPacketHead *)(buf+HdrLen);
//strL4.Format(" type:%d code:%d\n",pICMPHead->Type,pICMPHead->Code);
strSourPort = "-";
strDestPort = "-";
pdata=((BYTE *)pICMPHead)+ICMP_HEAD_LEN;
totallen -= ICMP_HEAD_LEN;
break;
}
case IPPROTO_TCP:
{
pTCPHead=(struct TCPPacketHead *)(buf+HdrLen);
sourport = ntohs(pTCPHead->SourPort);
destport = ntohs(pTCPHead->DestPort);
//strL4.Format(" sour port:%d,dest port:%d",sourport,destport);
strSourPort.Format("%d",sourport);
strDestPort.Format("%d",destport);
HdrLen = (pTCPHead->HLen)>>4; //in fact only 4 bits
HdrLen *= 4;
pdata=((BYTE *)pTCPHead)+HdrLen;
totallen -= HdrLen;
break;
}
case IPPROTO_UDP:
{
pUDPHead=(struct UDPPacketHead *)(buf+HdrLen);
sourport = ntohs(pUDPHead->SourPort);
destport = ntohs(pUDPHead->DestPort);
//strL4.Format(" sour port:%d,dest port:%d",sourport,destport);
strSourPort.Format("%d",sourport);
strDestPort.Format("%d",destport);
pdata=((BYTE *)pUDPHead)+UDP_HEAD_LEN;
totallen -= UDP_HEAD_LEN;
break;
}
}
if(pIpHeader->proto == IPPROTO_ICMP)
strData.Format("type:%d code:%d data:%s",pICMPHead->Type,pICMPHead->Code,pdata);
else strData.Format(" %s",pdata);
strSize.Format("%d",totallen);
pDlg->AddData(strProto,szSource,strSourPort,szDest,strDestPort,strSize,strData);
if( iLen < iRet )
{
iRet -= iLen ;
bufwork += iLen ;
pIpHeader = (IPHEADER *)bufwork ;
}
else
break ; // pIpHeader->total_len == iRet and go out
}
else
{ // read last part of buf. I wrote it , but always recv() read exactly
// the lenght of the packet
int iLast = iLen - iRet ;
pLastBuf = new char [ iLen ] ;
int iReaden = iRet ;
memcpy( pLastBuf , bufwork , iReaden ) ;
iRet = recv( pDlg->m_s , pLastBuf + iReaden , iLast , 0 ) ;
if( iRet == SOCKET_ERROR )
{
dwErr = WSAGetLastError() ;
sprintf( szErr , "Error recv() = %ld " , dwErr ) ;
break ;
}
else
{
bufwork = pLastBuf ;
pIpHeader = (IPHEADER *)bufwork ;
if( iRet == iLast )
iRet = iLen ;
else
{ // read all last data
iReaden += iRet ;
iLast -= iRet ;
while( TRUE )
{
iRet = recv( pDlg->m_s , pLastBuf +iReaden , iLast , 0 ) ;
if( iRet == SOCKET_ERROR )
{
dwErr = WSAGetLastError() ;
sprintf( szErr , "Error recv() = %ld " , dwErr ) ;
break ;
}
else
{
iReaden += iRet ;
iLast -= iRet ;
if( iLast <= 0 )
break ;
}
} // while
}
}
}
} // while
if( pLastBuf )
delete [ ] pLastBuf ;
}
else
{
AfxMessageBox( "No data on network" ) ;
continue ;
}
}
return TRUE ;
}
void CIpmonDlg::OnLookUp()
{
// TODO: Add your control notification handler code here
char szErr [ 50 ] , szHostName[MAX_PATH];
DWORD dwErr ;
SOCKADDR_IN sa;
gethostname(szHostName, sizeof(szHostName)) ;
m_iphostsource = m_ipsource ;
m_ipcheckedhost = ntohl(m_iphost) ;
if( 0 == m_threadID )
{
SetDlgItemText(IDC_LOOKUP,"停止查看!" );
}
else
{
if( m_threadID )
{
PostThreadMessage(m_threadID,WM_CLOSE,0,0) ;
SetDlgItemText(IDC_LOOKUP,"开始查看!");
m_start.EnableWindow(FALSE) ;
}
return ;
}
DWORD dwBufferLen[10] ;
DWORD dwBufferInLen= 1 ;
DWORD dwBytesReturned = 0 ;
m_s = socket( AF_INET , SOCK_RAW , IPPROTO_IP ) ;
if( INVALID_SOCKET == m_s )
{
dwErr = WSAGetLastError() ;
sprintf( szErr , "Error socket() = %ld " , dwErr ) ;
AfxMessageBox( szErr ) ;
closesocket( m_s ) ;
return ;
}
int rcvtimeo = 5000 ;
if( setsockopt( m_s , SOL_SOCKET , SO_RCVTIMEO , (const char *)&rcvtimeo , sizeof(rcvtimeo) ) == SOCKET_ERROR)
{
dwErr = WSAGetLastError() ;
sprintf( szErr , "Error WSAIoctl = %ld " , dwErr ) ;
AfxMessageBox( szErr ) ;
closesocket( m_s ) ;
return ;
}
sa.sin_family = AF_INET;
sa.sin_port = htons(7000);
sa.sin_addr.s_addr= m_iphostsource;
if (bind(m_s,(PSOCKADDR)&sa, sizeof(sa)) == SOCKET_ERROR)
{
dwErr = WSAGetLastError() ;
sprintf( szErr , "Error bind() = %ld " , dwErr ) ;
AfxMessageBox( szErr ) ;
closesocket( m_s ) ;
return ;
}
if( SOCKET_ERROR != WSAIoctl( m_s, SIO_RCVALL , &dwBufferInLen, sizeof(dwBufferInLen),
&dwBufferLen, sizeof(dwBufferLen),
&dwBytesReturned , NULL , NULL ) )
AfxBeginThread( threadFunc , (LPVOID)this );
else
{
dwErr = WSAGetLastError() ;
sprintf( szErr , "Error WSAIoctl = %ld " , dwErr ) ;
AfxMessageBox( szErr ) ;
closesocket( m_s ) ;
return ;
}
}
void CIpmonDlg::OnOK()
{
// TODO: Add extra validation here
if( NULL != m_threadID )
PostThreadMessage(m_threadID,WM_CLOSE,0,0) ;
if( m_IPArr.GetSize() )
m_IPArr.RemoveAll() ;
CDialog::OnOK();
}
void CIpmonDlg::AddData(CString s0,CString s1, CString s2, CString s3, CString s4, CString s5, CString s6)
{
int index;
index = m_ctrList.InsertItem(0,s0);
m_ctrList.SetItem(index,1,LVIF_TEXT,s1, 0, 0, 0,0);
m_ctrList.SetItem(index,2,LVIF_TEXT,s2, 0, 0, 0,0);
m_ctrList.SetItem(index,3,LVIF_TEXT,s3, 0, 0, 0,0);
m_ctrList.SetItem(index,4,LVIF_TEXT,s4, 0, 0, 0,0);
m_ctrList.SetItem(index,5,LVIF_TEXT,s5, 0, 0, 0,0);
m_ctrList.SetItem(index,6,LVIF_TEXT,s6, 0, 0, 0,0);
}
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