// SCSampleDlg.cpp : implementation file
//

#include "stdafx.h"
#include "SCSample.h"
#include "SCSampleDlg.h"

// include Resource Manager definition
#include "winscard.h"

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

SCARD_READERSTATE	gReaderState[NUMBER_OF_READERS];
SCARD_IO_REQUEST	gIO_Request;
SCARDCONTEXT		gContextHandle;
SCARDHANDLE			gCardHandle;

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

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()

/////////////////////////////////////////////////////////////////////////////
// CSCSampleDlg dialog

CSCSampleDlg::CSCSampleDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSCSampleDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSCSampleDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	act_Name = 0;
}

void CSCSampleDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSCSampleDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CSCSampleDlg, CDialog)
	//{{AFX_MSG_MAP(CSCSampleDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_CARD_CONNECT, OnCardConnect)
	ON_BN_CLICKED(IDC_CARD_DISCONNECT, OnCardDisconnect)
	ON_BN_CLICKED(IDC_TRANSMIT, OnTransmit)
	ON_WM_VSCROLL()
	ON_CBN_SELCHANGE(IDC_DRIVER_NAME, OnSelchangeDriverName)
	ON_BN_CLICKED(IDC_GET_ATTRIBUTE, OnGetAttribute)
	ON_BN_CLICKED(IDC_GET_RANDOM, OnGetRandom)
	ON_BN_CLICKED(IDC_CLEAR_CARD, OnClearCard)
	ON_BN_CLICKED(IDC_CREATE_MF, OnCreateMf)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSCSampleDlg message handlers

BOOL CSCSampleDlg::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
	memset(ReaderName[0], 0, NAME_LENGTH);
	memset(ReaderName[1], 0, NAME_LENGTH);
	memset(ReaderName[2], 0, NAME_LENGTH);
	memset(ReaderName[3], 0, NAME_LENGTH);
	
	pOutBuffer = (PBYTE) malloc(MAX_OUTPUT);
	ASSERT( pOutBuffer );
	OutBufferLine = 0;

   	((CScrollBar *)GetDlgItem(IDC_SCROLLBAR))->SetScrollRange(0, 6, FALSE);
   	line = 0;             
	((CScrollBar *)GetDlgItem(IDC_SCROLLBAR))->SetScrollPos(line, TRUE);

	pResponseBuffer = (PBYTE) malloc( MAX_RESPONSE );
	ASSERT( pResponseBuffer );
	
	memset(pResponseBuffer, 0x00, MAX_RESPONSE);
     

	//	Open a context which communication to the Resource Manager
	//
	ret = SCardEstablishContext(SCARD_SCOPE_USER, NULL, NULL, &gContextHandle);

	if (ret != SCARD_S_SUCCESS) 
	{
		if (ret == 0x7B)
		{
			MessageBox((LPCTSTR)"The smart card resource mananger is not running!", "SCSample", MB_OK| MB_ICONSTOP);
		}
		else
		{
			MessageBuffer.Format("Function SCardEstablishContext returned 0x%X error code.", ret);
			MessageBox((LPCTSTR) MessageBuffer, "SCSample", MB_OK| MB_ICONSTOP);
		}
		exit(0);
		//EndDialog(2);
		//return(IDCANCEL);
	}
   	
	ReaderCount = 0;
	ResponseLength = MAX_RESPONSE;
	
	ret = SCardListReaders(gContextHandle, 0, (char *) pResponseBuffer, &ResponseLength);
	
	if (ret != SCARD_S_SUCCESS) 
	{
		if ((ret == 0x8010002E ) || (ret == SCARD_E_NOT_READY))
		{
			MessageBox((LPCTSTR) "Not find any readers", "SCSample", MB_OK| MB_ICONSTOP);
		}
		else
		{
			MessageBuffer.Format("Function SCardListReaders returned 0x%X error code.", ret);
			MessageBox((LPCTSTR) MessageBuffer, "SCSample", MB_OK| MB_ICONSTOP);
		}
		EndDialog(2);
		return(IDCANCEL);
	}
	else 
	{
		unsigned int StringLen = 0;

		while ( ResponseLength > StringLen+1) 
		{
			strcpy(ReaderName[ReaderCount], (LPCTSTR) pResponseBuffer+StringLen);
			DWORD	ActiveProtocol = 0;
			ret = SCardConnect(gContextHandle, ReaderName[ReaderCount], SCARD_SHARE_SHARED, SCARD_PROTOCOL_T0 | SCARD_PROTOCOL_T1, &gCardHandle, &ActiveProtocol);
			if (ret != SCARD_E_UNKNOWN_READER)
				ReaderCount++;
			if (ret == SCARD_S_SUCCESS)
				SCardDisconnect(gCardHandle, SCARD_EJECT_CARD);
			StringLen += strlen((LPCTSTR) pResponseBuffer+StringLen+1);
			StringLen += 2;
		}
	}

	if (ReaderCount == 0) 
	{
		MessageBox("No driver is available for use with the resource manager!", "SCSample", MB_ICONSTOP);
		EndDialog(2);
		return (IDCANCEL);
	}

	SetCount(ReaderCount);
	SetName((char *) ReaderName);
	
	CComboBox *pbox1 = (CComboBox*)GetDlgItem(IDC_DRIVER_NAME);
	pbox1->ResetContent();
	for (int i=0; i<Count; i++)
	{
		if (memcmp("Philips Semiconductors PS06_29 0",ReaderName[i],30)==0)
			pbox1->InsertString(i,"HengYu RS232 smart card reader 0");
		else if (memcmp("Alcor Micro, Corp. Alcor USB smart card reader 0",ReaderName[i],46)==0)
			pbox1->InsertString(i,"HengYu USB smart card reader 0");
		else
			pbox1->InsertString(i, Name+(i*100));                             
	}
	pbox1->EnableWindow(TRUE);
	pbox1->SetItemData(0, act_Name);
	pbox1->SetCurSel(act_Name);	                            


	act_Name	= GetDriverName();

	EnableButton(FALSE);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CSCSampleDlg::OnCardConnect() 
{
	// TODO: Add your control notification handler code here
	DWORD  	 ActiveProtocol = 0;

	ProtocolType = SCARD_PROTOCOL_T0 | SCARD_PROTOCOL_T1;

	ret = SCardConnect(gContextHandle, ReaderName[act_Name], SCARD_SHARE_EXCLUSIVE, ProtocolType, &gCardHandle, &ActiveProtocol);

	if (ret != SCARD_S_SUCCESS)
	{
		GetErrorCode(ret);