rsatooldlg.cpp

这是一个应用软件,用于处理大数,里面包含一些小的实用的软件,如生成 素数 ,大数阶乘.

// RSAToolDlg.cpp : implementation file
//

#include "stdafx.h"
#include "RSATool.h"
#include "RSAToolDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// 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)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRSAToolDlg dialog

CRSAToolDlg::CRSAToolDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CRSAToolDlg::IDD, pParent)

#ifdef _RSA_ANSI_C	/* 在 *.dsp 中预定义 */
	, m_RSA( new RSA )
#else
	, m_RSA( new CRSA )
#endif
{
	//{{AFX_DATA_INIT(CRSAToolDlg)
	m_u32KeyBits = DEFAULTBITS;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

#ifdef _RSA_ANSI_C
	RSA_Init( m_RSA );
#endif
}

void CRSAToolDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CRSAToolDlg)
	DDX_Control(pDX, IDC_EDIT_E, m_heE);
	DDX_Control(pDX, IDC_EDIT_P, m_heP);
	DDX_Control(pDX, IDC_EDIT_Q, m_heQ);
	DDX_Control(pDX, IDC_EDIT_N, m_heN);
	DDX_Text(pDX, IDC_EDIT_KEYBITS, m_u32KeyBits);
	DDV_MinMaxUInt(pDX, m_u32KeyBits, 32, 4096);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CRSAToolDlg, CDialog)
	//{{AFX_MSG_MAP(CRSAToolDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_COMMAND_RANGE(IDC_RADIO_DEC, IDC_RADIO_HEX, OnSelRadix)
	ON_BN_CLICKED(IDC_BUTTON_CHEK_P, OnButtonChekP)
	ON_BN_CLICKED(IDC_BUTTON_CHEK_Q, OnButtonChekQ)
	ON_BN_CLICKED(IDC_BUTTON_GENERATE, OnButtonGenerate)
	ON_EN_KILLFOCUS(IDC_EDIT_E, OnKillfocusEditE)
	ON_EN_CHANGE(IDC_EDIT_P, OnChangeEditP)
	ON_EN_CHANGE(IDC_EDIT_Q, OnChangeEditQ)
	ON_EN_CHANGE(IDC_EDIT_OM, OnChangeEditOrginalMessage)
	ON_EN_KILLFOCUS(IDC_EDIT_KEYBITS, OnKillfocusEditKeybits)
	ON_EN_CHANGE(IDC_EDIT_N, OnChangeEditN)
	ON_WM_DESTROY()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRSAToolDlg message handlers

BOOL CRSAToolDlg::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
	((CButton*)GetDlgItem( IDC_RADIO_HEX ))->SetCheck( BST_CHECKED );
	SetDlgItemText( IDC_EDIT_E, RSA_NORMALLY_STR );

	CString strVer;
	GetWindowText( strVer );
	strVer += " - ";
#ifdef _RSA_ANSI_C	/* 在 *.dsp 中预定义 */
	strVer += HC_getVer();
#else
	strVer += HugeCalc::GetVer();
#endif

#ifdef _RSA_ANSI_C
	const HCLicenseLevel emnuLicenseLevel = HC_getLicenseLevel();
#else
	const HCLicenseLevel emnuLicenseLevel = HugeCalc::GetLicenseLevel();
#endif
	if ( HC_LICENSE_ALL != emnuLicenseLevel )
	{
		strVer += _T( " ( Unregistered )" );
	}
	SetWindowText( strVer );

	if ( HC_LICENSE_NONE != emnuLicenseLevel )
	{
		SetDlgItemText( IDC_EDIT_OM, _T( "Copyright by Guo Xianqiang." ));
		OnButtonGenerate();
	}
	else
	{
		SetDlgItemText( IDC_EDIT_OM, _T( "Please register 'HugeCalc' at first." ));
		GetDlgItem( IDC_EDIT_E )->EnableWindow( FALSE );
		GetDlgItem( IDC_BUTTON_GENERATE )->EnableWindow( FALSE );
	}

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

void CRSAToolDlg::OnSelRadix(UINT nID)
{
	extern BOOL g_bHex;

	_RSA_SetHex( g_bHex = ( IDC_RADIO_HEX == nID ));

	SetDlgItemText( IDC_EDIT_E, _RSA_GetParam( RSA_E ));
	SetDlgItemText( IDC_EDIT_P, _RSA_GetParam( RSA_P ));
	SetDlgItemText( IDC_EDIT_Q, _RSA_GetParam( RSA_Q ));
	SetDlgItemText( IDC_EDIT_N, _RSA_GetParam( RSA_N ));
	SetDlgItemText( IDC_EDIT_D, _RSA_GetParam( RSA_D ));
	SetDlgItemText( IDC_EDIT_EM, _RSA_GetParam( RSA_EM ));

	return;
}

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

void CRSAToolDlg::OnKillfocusEditKeybits()
{
	// TODO: Add your control notification handler code here
	UpdateData();
}

void CRSAToolDlg::OnKillfocusEditE()
{
	// TODO: Add your control notification handler code here
	if ( !UpdateData())
		return;

	CString strText;
	GetDlgItemText( IDC_EDIT_E, strText );
	const BYTE byStatus = _RSA_SetParam( (LPCTSTR)strText, RSA_E );

	if ( CHECK_FAIL_E( byStatus ))
	{
		MessageBox( _T( "E must be an odd number, and E > 1!" ), _T( "RSA - CHECK_E" ), MB_OK | MB_ICONERROR );

		GetDlgItem( IDC_EDIT_D )->EnableWindow( FALSE );
		GetDlgItem( IDC_EDIT_EM )->EnableWindow( FALSE );
		GetDlgItem( IDC_EDIT_DM )->EnableWindow( FALSE );
		GotoDlgCtrl( GetDlgItem( IDC_EDIT_E ));

		return;
	}

	GetDlgItem( IDC_BUTTON_CHEK_P )->EnableWindow( CHECK_FAIL_P(byStatus) || CHECK_FAIL_P_1(byStatus) );
	GetDlgItem( IDC_BUTTON_CHEK_Q )->EnableWindow( CHECK_FAIL_Q(byStatus) || CHECK_FAIL_Q_1(byStatus) );

	// P, Q, N, DM no change, but E --> D --> EM maybe changed
	RSAReady();
}