macdlg.cpp

网络编程项目-MAC 深入理解网络编程开发

// macDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "mac.h"
#include "macDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// 用于应用程序“关于”菜单项的 CAboutDlg 对话框

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// 对话框数据
	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支持

// 实现
protected:
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()


// CmacDlg 对话框



CmacDlg::CmacDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CmacDlg::IDD, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CmacDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_HOSTNAME, m_name);
	DDX_Control(pDX, IDC_HOSTIP, m_ip);
	DDX_Control(pDX, IDC_LIST1, m_list);
}

BEGIN_MESSAGE_MAP(CmacDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()


// CmacDlg 消息处理程序

BOOL CmacDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 将\“关于...\”菜单项添加到系统菜单中。

	// IDM_ABOUTBOX 必须在系统命令范围内。
	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);
		}
	}

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

	// TODO：在此添加额外的初始化代码
	gethostinfo();
	//
	return TRUE;  // 除非设置了控件的焦点，否则返回 TRUE
}

void CmacDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void CmacDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// 使图标在工作矩形中居中
		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;

		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
HCURSOR CmacDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CmacDlg::gethostinfo(void)
{
  char hostname[256];

  if(gethostname(hostname,256)==0)
  {
	  m_name.SetWindowText(hostname);
	  struct  hostent * host;
	  int i;
	  host=gethostbyname(hostname);
      for(i=0;host!=NULL && host->h_addr_list[i]!=NULL;i++)
	  {
		  LPCSTR ipaddr=inet_ntoa( *(struct in_addr*)host->h_addr_list[i]);
		  m_ip.SetWindowText(ipaddr); 

	  }
  }

    BYTE   szMacAddr[6];
	TCHAR  szAddr[128];
	NCB ncb; 
	UCHAR uRetCode;
	int num = 0;
	LANA_ENUM lana_enum; 
	memset(&ncb, 0, sizeof(ncb) ); 
	ncb.ncb_command = NCBENUM; 
	ncb.ncb_buffer = (unsigned char *)&lana_enum; 
	ncb.ncb_length = sizeof(lana_enum); 
	//向网卡发送NCBENUM命令,以获取当前机器的网卡信息,如有多少个网卡
	//每张网卡的编号等 
	uRetCode = Netbios(&ncb);
	if (uRetCode == 0) 
	{
		num = lana_enum.length;
        //对每一张网卡,以其网卡编号为输入编号,获取其MAC地址 
		for (int i = 0; i < num; i++)
		{
			ASTAT Adapter;
			if(GetAddressByIndex(lana_enum.lana[i],Adapter) == 0)
			{
				szMacAddr[0] = Adapter.adapt.adapter_address[0];
				szMacAddr[1]  = Adapter.adapt.adapter_address[1];
				szMacAddr[2]  = Adapter.adapt.adapter_address[2];
				szMacAddr[3]  = Adapter.adapt.adapter_address[3];
				szMacAddr[4]  = Adapter.adapt.adapter_address[4];
				szMacAddr[5]  = Adapter.adapt.adapter_address[5];
                   
           wsprintf(szAddr,_T("%02x-%02x-%02x-%02x-%02x-%02x"),szMacAddr[0],
		     szMacAddr[1],szMacAddr[2],szMacAddr[3],szMacAddr[4],szMacAddr[5]);

	      _tcsupr(szAddr); 
            m_list.AddString(szAddr); 
			}
		}
	}

}


UCHAR CmacDlg::GetAddressByIndex(int lana_num,ASTAT & Adapter) 
{ 
	NCB ncb; 
	UCHAR uRetCode; 
	memset(&ncb, 0, sizeof(ncb) ); 
	ncb.ncb_command = NCBRESET; 
	ncb.ncb_lana_num = lana_num; 
//指定网卡号,首先对选定的网卡发送一个NCBRESET命令,以便进行初始化 
	uRetCode = Netbios(&ncb ); 
	memset(&ncb, 0, sizeof(ncb) ); 
	ncb.ncb_command = NCBASTAT; 
	ncb.ncb_lana_num = lana_num;   //指定网卡号 
	strcpy((char *)ncb.ncb_callname,"*      " ); 
	ncb.ncb_buffer = (unsigned char *)&Adapter; 
//指定返回的信息存放的变量 
	ncb.ncb_length = sizeof(Adapter); 
//接着,可以发送NCBASTAT命令以获取网卡的信息 
	uRetCode = Netbios(&ncb ); 
	return uRetCode;
}