getsetdlg.cpp

获取计算机的网络设置

// getsetDlg.cpp : implementation file
//

#include "stdafx.h"
#include "getset.h"
#include "getsetDlg.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

PIP_ADAPTER_INFO pinfo=NULL;
PFIXED_INFO finfo=NULL;
unsigned long len1,len2=0;

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()

/////////////////////////////////////////////////////////////////////////////
// CGetsetDlg dialog

CGetsetDlg::CGetsetDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CGetsetDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CGetsetDlg)
	m_sHostName = _T("");
	m_type = _T("");
	m_sDsMask = _T("");
	m_cardname = _T("");
	m_sDns = _T("");
	m_pMacAddr = _T("");
	m_sIPAddress = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CGetsetDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CGetsetDlg)
	DDX_Text(pDX, IDC_EDIT1, m_sHostName);
	DDX_Text(pDX, IDC_EDIT2, m_type);
	DDX_Text(pDX, IDC_EDIT4, m_sDsMask);
	DDX_Text(pDX, IDC_EDIT3, m_cardname);
	DDX_Text(pDX, IDC_EDIT5, m_sDns);
	DDX_Text(pDX, IDC_EDIT6, m_pMacAddr);
	DDX_Text(pDX, IDC_EDIT7, m_sIPAddress);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CGetsetDlg, CDialog)
	//{{AFX_MSG_MAP(CGetsetDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CGetsetDlg message handlers

BOOL CGetsetDlg::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
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CGetsetDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
int nRetCode;
 nRetCode = StartUp();
 nRetCode = GetLocalHostName(m_sHostName);
 nRetCode = GetIPAddress(m_sHostName,m_sIPAddress);
 GetInfo();
 ParseData();
 UpdateData(FALSE);	
}

int CGetsetDlg::StartUp()
{
 WORD wVersionRequested;
 WSADATA wsaData;
 int err;

 wVersionRequested = MAKEWORD(2,0);
 err=WSAStartup(wVersionRequested,&wsaData);
 if(err!=0){
	 //不能找到WinSock DLL.
	 return err;
 }
 if(LOBYTE(wsaData.wVersion)!=2||HIBYTE(wsaData.wVersion)!=0)
 {
	 //终止Ws2_32.dll.的使用
	 WSACleanup();
	 return WSAVERNOTSUPPORTED;
 }
 return 0;

}

int CGetsetDlg::GetLocalHostName(CString &sHostName)
{
 char szHostName[256];
 int nRetCode;
 nRetCode = gethostname(szHostName,sizeof(szHostName));
 if(nRetCode!=0){
	 //错误产生
	 sHostName =_T("Not available");;
	 return WSAGetLastError();
 }

 sHostName=szHostName;
 return 0;

}

int CGetsetDlg::GetIPAddress(const CString &sHostName, CString &sIPAddress)
{
 struct hostent FAR *lpHostEnt = gethostbyname(sHostName);

 if(lpHostEnt == NULL){
	 //错误产生
	 sIPAddress = _T("");
	 return WSAGetLastError();
 }
 //或得IP地址
 LPSTR lpAddr = lpHostEnt->h_addr_list[0];
 if(lpAddr){
	 struct in_addr inAddr;
	 memmove (&inAddr,lpAddr,4);
	 //转化成标准IP地址形式
	 sIPAddress = inet_ntoa(inAddr);
	 if(sIPAddress.IsEmpty())
		 sIPAddress =_T("Not available");
 }
 return 0;
}



void CGetsetDlg::GetInfo()
{
 pinfo=NULL;
	unsigned  long nError1;
	unsigned  long nError2;
	nError1	=	GetAdaptersInfo(pinfo,&len1);
	nError2	=	GetNetworkParams(finfo,&len2);
    
/*由于我们事先不知道本地机器上有多少张网卡，所以也就没法知道应该分配多大的缓存。
好在GetAdaptersInfo函数在缓冲的大小不够时会在第二个参数也就是ulSize中填入应该分配的缓冲的大小。*/
	if (nError1==ERROR_NO_DATA)
	{
		AfxMessageBox("No adapter information exists for the local computer");
	}
	if (nError1==ERROR_NOT_SUPPORTED)
	{
		AfxMessageBox("GetAdaptersInfo is not supported by the operating system running on the local computer");
	}
	if (nError1==ERROR_BUFFER_OVERFLOW)
	{
		pinfo= (PIP_ADAPTER_INFO)malloc(len1);
		nError1	=	GetAdaptersInfo(pinfo,&len1);
	}
	if (nError1==0)
		{	if (nError2==0)
			{
			ParseData();			
			}
			if (nError2==ERROR_NO_DATA)
			{
			AfxMessageBox("No Network Paramrters exist for the local computer");
			}
			if (nError2==ERROR_NOT_SUPPORTED)
			{
			AfxMessageBox("GetNetworkParams is not supported by the operating system running on the local computer");
			}
			if (nError2==ERROR_BUFFER_OVERFLOW)
			{
				finfo= (PFIXED_INFO)malloc(len2);
				nError2	=	GetNetworkParams(finfo,&len2);
				if (nError2==0)
				{
				ParseData();			
				}	
			}		
	
		}
	
	return;
}

int CGetsetDlg::ParseData()
{
 CString m_m_type,name;

 if(pinfo!=NULL)
	{
		m_pMacAddr.Format("%02X:%02X:%02X:%02X:%02X:%02X",pinfo->Address[0],pinfo->Address[1],pinfo->Address[2],pinfo->Address[3],pinfo->Address[4],pinfo->Address[5]);
        m_sDsMask.Format("%s",pinfo->IpAddressList.IpMask.String);
		m_cardname=pinfo->Description;

		m_m_type.Format("%d",pinfo->Type);
		if(m_m_type=="6")
		{
			m_type="以太网适配器";
		}
			else 
			{
				if(m_m_type=="9")
				{
					m_type="令牌环适配器";
				}
			    else 
				{
					if(m_m_type=="15")
					{
						m_type="光纤接口适配器";
					}
			        else
					{
						if(m_m_type=="23")
						{
							m_type="点到点协议适配器";
						}
			            else 
						{
							if(m_m_type=="24")
							{
								m_type="回环（Loopback）适配器";
							}
							else
							{
								if(m_m_type=="28")
								{
									m_type="串行适配器(Serial Line Interface Protocol)";
								}
			                    else
									m_type="其他类型的适配器";
							}
						}
					}
				}
			}
			PIP_ADDR_STRING DnsServerList = &(finfo->DnsServerList);
			m_sDns = DnsServerList->IpAddress.String;
          
	}

	return 0;
}