tftpdemodlg.cpp

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// TftpDemoDlg.cpp : implementation file
//

#include "stdafx.h"
#include "WinDemo.h"
#include "TftpDemoDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTftpDemoDlg dialog


CTftpDemoDlg::CTftpDemoDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTftpDemoDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CTftpDemoDlg)
	m_File = _T("test.txt");
	m_Status = _T("");
	m_TftpsIP = _T("208.239.168.121");
	//}}AFX_DATA_INIT
}


void CTftpDemoDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTftpDemoDlg)
	DDX_Control(pDX, IDC_Transfer, m_Transfer);
	DDX_Text(pDX, IDC_FILE_TRANS, m_File);
	DDV_MaxChars(pDX, m_File, 20);
	DDX_Text(pDX, IDC_Stat, m_Status);
	DDV_MaxChars(pDX, m_Status, 9);
	DDX_Text(pDX, IDC_TFTPS_IP, m_TftpsIP);
	DDV_MaxChars(pDX, m_TftpsIP, 15);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CTftpDemoDlg, CDialog)
	//{{AFX_MSG_MAP(CTftpDemoDlg)
	ON_BN_CLICKED(IDC_Transfer, OnTransfer)
	ON_WM_CREATE()
	ON_BN_CLICKED(IDC_TFTP_Exit, OnTFTPExit)
	ON_WM_CLOSE()
	//}}AFX_MSG_MAP
    ON_MESSAGE(WM_SHOW_STATUS, OnShowStatus)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTftpDemoDlg message handlers

int CTftpDemoDlg::DoModal() 
{
	// TODO: Add your specialized code here and/or call the base class
	
	return CDialog::DoModal();
}

void CTftpDemoDlg::OnTransfer() 
{
    char Temp[20], x1[3], x2[5];
    int i=0,j=0,z=0, num;

    m_Transfer.EnableWindow(FALSE);
    /* Start the TFTP Client by sending 5 to Embedded Side */
    unsigned long x = htonl(5);
	theApp.SendBytes((char *)&x, sizeof(unsigned long));

    UpdateData(TRUE); /* Get Data from the User */
    /* Sending Server IP address to the Embedded Side */
    strcpy(Temp, (const char *)m_TftpsIP);
    *x2 = 0;
    while (Temp[i] != 0 && (i < 15))
    {
        while((Temp[i] != 0) && (Temp[i] != '.') && i < 15)
        {
            x1[j++] =  Temp[i++];
        }
        num = atoi(x1);
        strcat(x2, (char *)&num);
        j = 0;
        i++;
    }
        theApp.SendBytes(x2, 4);

    /* Sending File Name to the Embedded Side */
    for (i = 0; i<20; i++)
        Temp[i] = 0;
    strcpy(Temp, (const char *)m_File);
	theApp.SendBytes(Temp, strlen(Temp));	
}

int CTftpDemoDlg::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CDialog::OnCreate(lpCreateStruct) == -1)
		return -1;
	
    theApp.m_pWndStatus = this;
	
	return 0;
}

LRESULT CTftpDemoDlg::OnShowStatus(WPARAM wParam, LPARAM lParam)
{
	m_Status = (LPCSTR)wParam;
	UpdateData(FALSE); /* calls DDX */
    if (m_Status == "Completed")
        m_Transfer.EnableWindow(TRUE);
    return 0;
}


void CTftpDemoDlg::OnTFTPExit() 
{
    CTftpDemoDlg::OnCancel();
    CTftpDemoDlg::OnClose();
}