-rw-r--r-- | noncore/comm/keypebble/d3des.c | 7 | ||||
-rw-r--r-- | noncore/comm/keypebble/krfbcanvas.cpp | 8 | ||||
-rw-r--r-- | noncore/comm/keypebble/kvnc.cpp | 2 | ||||
-rw-r--r-- | noncore/comm/keypebble/vncauth.c | 2 |
4 files changed, 7 insertions, 12 deletions
diff --git a/noncore/comm/keypebble/d3des.c b/noncore/comm/keypebble/d3des.c index b0f065e..7f50da4 100644 --- a/noncore/comm/keypebble/d3des.c +++ b/noncore/comm/keypebble/d3des.c @@ -1,234 +1,227 @@ /* * This is D3DES (V5.09) by Richard Outerbridge with the double and * triple-length support removed for use in VNC. Also the bytebit[] array * has been reversed so that the most significant bit in each byte of the * key is ignored, not the least significant. * * These changes are Copyright (C) 1998 Olivetti & Oracle Research Laboratory * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. */ /* D3DES (V5.09) - * * A portable, public domain, version of the Data Encryption Standard. * * Written with Symantec's THINK (Lightspeed) C by Richard Outerbridge. * Thanks to: Dan Hoey for his excellent Initial and Inverse permutation * code; Jim Gillogly & Phil Karn for the DES key schedule code; Dennis * Ferguson, Eric Young and Dana How for comparing notes; and Ray Lau, * for humouring me on. * * Copyright (c) 1988,1989,1990,1991,1992 by Richard Outerbridge. * (GEnie : OUTER; CIS : [71755,204]) Graven Imagery, 1992. */ #include "d3des.h" static void scrunch(unsigned char *, unsigned long *); static void unscrun(unsigned long *, unsigned char *); static void desfunc(unsigned long *, unsigned long *); static void cookey(unsigned long *); static unsigned long KnL[32] = { 0L }; -static unsigned long KnR[32] = { 0L }; -static unsigned long Kn3[32] = { 0L }; -static unsigned char Df_Key[24] = { - 0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef, - 0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10, - 0x89,0xab,0xcd,0xef,0x01,0x23,0x45,0x67 }; - static unsigned short bytebit[8] = { 01, 02, 04, 010, 020, 040, 0100, 0200 }; static unsigned long bigbyte[24] = { 0x800000L, 0x400000L, 0x200000L, 0x100000L, 0x80000L, 0x40000L, 0x20000L, 0x10000L, 0x8000L, 0x4000L, 0x2000L, 0x1000L, 0x800L, 0x400L, 0x200L, 0x100L, 0x80L, 0x40L, 0x20L, 0x10L, 0x8L, 0x4L, 0x2L, 0x1L }; /* Use the key schedule specified in the Standard (ANSI X3.92-1981). */ static unsigned char pc1[56] = { 56, 48, 40, 32, 24, 16, 8, 0, 57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18, 10, 2, 59, 51, 43, 35, 62, 54, 46, 38, 30, 22, 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 60, 52, 44, 36, 28, 20, 12, 4, 27, 19, 11, 3 }; static unsigned char totrot[16] = { 1,2,4,6,8,10,12,14,15,17,19,21,23,25,27,28 }; static unsigned char pc2[48] = { 13, 16, 10, 23, 0, 4, 2, 27, 14, 5, 20, 9, 22, 18, 11, 3, 25, 7, 15, 6, 26, 19, 12, 1, 40, 51, 30, 36, 46, 54, 29, 39, 50, 44, 32, 47, 43, 48, 38, 55, 33, 52, 45, 41, 49, 35, 28, 31 }; void deskey(key, edf) /* Thanks to James Gillogly & Phil Karn! */ unsigned char *key; short edf; { register int i, j, l, m, n; unsigned char pc1m[56], pcr[56]; unsigned long kn[32]; for ( j = 0; j < 56; j++ ) { l = pc1[j]; m = l & 07; pc1m[j] = (key[l >> 3] & bytebit[m]) ? 1 : 0; } for( i = 0; i < 16; i++ ) { if( edf == DE1 ) m = (15 - i) << 1; else m = i << 1; n = m + 1; kn[m] = kn[n] = 0L; for( j = 0; j < 28; j++ ) { l = j + totrot[i]; if( l < 28 ) pcr[j] = pc1m[l]; else pcr[j] = pc1m[l - 28]; } for( j = 28; j < 56; j++ ) { l = j + totrot[i]; if( l < 56 ) pcr[j] = pc1m[l]; else pcr[j] = pc1m[l - 28]; } for( j = 0; j < 24; j++ ) { if( pcr[pc2[j]] ) kn[m] |= bigbyte[j]; if( pcr[pc2[j+24]] ) kn[n] |= bigbyte[j]; } } cookey(kn); return; } static void cookey(raw1) register unsigned long *raw1; { register unsigned long *cook, *raw0; unsigned long dough[32]; register int i; cook = dough; for( i = 0; i < 16; i++, raw1++ ) { raw0 = raw1++; *cook = (*raw0 & 0x00fc0000L) << 6; *cook |= (*raw0 & 0x00000fc0L) << 10; *cook |= (*raw1 & 0x00fc0000L) >> 10; *cook++ |= (*raw1 & 0x00000fc0L) >> 6; *cook = (*raw0 & 0x0003f000L) << 12; *cook |= (*raw0 & 0x0000003fL) << 16; *cook |= (*raw1 & 0x0003f000L) >> 4; *cook++ |= (*raw1 & 0x0000003fL); } usekey(dough); return; } void cpkey(into) register unsigned long *into; { register unsigned long *from, *endp; from = KnL, endp = &KnL[32]; while( from < endp ) *into++ = *from++; return; } void usekey(from) register unsigned long *from; { register unsigned long *to, *endp; to = KnL, endp = &KnL[32]; while( to < endp ) *to++ = *from++; return; } void des(inblock, outblock) unsigned char *inblock, *outblock; { unsigned long work[2]; scrunch(inblock, work); desfunc(work, KnL); unscrun(work, outblock); return; } static void scrunch(outof, into) register unsigned char *outof; register unsigned long *into; { *into = (*outof++ & 0xffL) << 24; *into |= (*outof++ & 0xffL) << 16; *into |= (*outof++ & 0xffL) << 8; *into++ |= (*outof++ & 0xffL); *into = (*outof++ & 0xffL) << 24; *into |= (*outof++ & 0xffL) << 16; *into |= (*outof++ & 0xffL) << 8; *into |= (*outof & 0xffL); return; } static void unscrun(outof, into) register unsigned long *outof; register unsigned char *into; { *into++ = (*outof >> 24) & 0xffL; *into++ = (*outof >> 16) & 0xffL; *into++ = (*outof >> 8) & 0xffL; *into++ = *outof++ & 0xffL; *into++ = (*outof >> 24) & 0xffL; *into++ = (*outof >> 16) & 0xffL; *into++ = (*outof >> 8) & 0xffL; *into = *outof & 0xffL; return; } static unsigned long SP1[64] = { 0x01010400L, 0x00000000L, 0x00010000L, 0x01010404L, 0x01010004L, 0x00010404L, 0x00000004L, 0x00010000L, 0x00000400L, 0x01010400L, 0x01010404L, 0x00000400L, 0x01000404L, 0x01010004L, 0x01000000L, 0x00000004L, 0x00000404L, 0x01000400L, 0x01000400L, 0x00010400L, 0x00010400L, 0x01010000L, 0x01010000L, 0x01000404L, 0x00010004L, 0x01000004L, 0x01000004L, 0x00010004L, 0x00000000L, 0x00000404L, 0x00010404L, 0x01000000L, 0x00010000L, 0x01010404L, 0x00000004L, 0x01010000L, 0x01010400L, 0x01000000L, 0x01000000L, 0x00000400L, 0x01010004L, 0x00010000L, 0x00010400L, 0x01000004L, 0x00000400L, 0x00000004L, 0x01000404L, 0x00010404L, 0x01010404L, 0x00010004L, 0x01010000L, 0x01000404L, 0x01000004L, 0x00000404L, 0x00010404L, 0x01010400L, 0x00000404L, 0x01000400L, 0x01000400L, 0x00000000L, 0x00010004L, 0x00010400L, 0x00000000L, 0x01010004L }; static unsigned long SP2[64] = { 0x80108020L, 0x80008000L, 0x00008000L, 0x00108020L, 0x00100000L, 0x00000020L, 0x80100020L, 0x80008020L, 0x80000020L, 0x80108020L, 0x80108000L, 0x80000000L, 0x80008000L, 0x00100000L, 0x00000020L, 0x80100020L, 0x00108000L, 0x00100020L, 0x80008020L, 0x00000000L, 0x80000000L, 0x00008000L, 0x00108020L, 0x80100000L, 0x00100020L, 0x80000020L, 0x00000000L, 0x00108000L, 0x00008020L, 0x80108000L, 0x80100000L, 0x00008020L, 0x00000000L, 0x00108020L, 0x80100020L, 0x00100000L, 0x80008020L, 0x80100000L, 0x80108000L, 0x00008000L, 0x80100000L, 0x80008000L, 0x00000020L, 0x80108020L, 0x00108020L, 0x00000020L, 0x00008000L, 0x80000000L, 0x00008020L, 0x80108000L, 0x00100000L, 0x80000020L, 0x00100020L, 0x80008020L, 0x80000020L, 0x00100020L, 0x00108000L, 0x00000000L, 0x80008000L, 0x00008020L, 0x80000000L, 0x80100020L, 0x80108020L, 0x00108000L }; static unsigned long SP3[64] = { 0x00000208L, 0x08020200L, 0x00000000L, 0x08020008L, 0x08000200L, 0x00000000L, 0x00020208L, 0x08000200L, 0x00020008L, 0x08000008L, 0x08000008L, 0x00020000L, 0x08020208L, 0x00020008L, 0x08020000L, 0x00000208L, 0x08000000L, 0x00000008L, 0x08020200L, 0x00000200L, 0x00020200L, 0x08020000L, 0x08020008L, 0x00020208L, diff --git a/noncore/comm/keypebble/krfbcanvas.cpp b/noncore/comm/keypebble/krfbcanvas.cpp index b3525df..d5b8ce7 100644 --- a/noncore/comm/keypebble/krfbcanvas.cpp +++ b/noncore/comm/keypebble/krfbcanvas.cpp @@ -1,204 +1,206 @@ #include "krfbconnection.h" #include "krfbcanvas.h" #include "krfbbuffer.h" /* OPIE */ #include <opie2/odebug.h> #include <qpe/qpeapplication.h> using namespace Opie::Core; /* QT */ #include <qclipboard.h> KRFBCanvas::KRFBCanvas( QWidget *parent, const char *name ) : QScrollView( parent, name ) { connection_ = new KRFBConnection(); connect( connection_, SIGNAL( loggedIn() ), this, SLOT( loggedIn() ) ); loggedIn_ = false; //QPEApplication::setStylusOperation(viewport(), QPEApplication::RightOnHold); viewport()->setFocusPolicy( QWidget::StrongFocus ); viewport()->setFocus(); nextRightClick=0; nextDoubleClick=0; } KRFBCanvas::~KRFBCanvas() { } void KRFBCanvas::openConnection(KRFBServer server) { - + QCString host = server.hostname.latin1(); password=server.password; connection_->connectTo( server); } void KRFBCanvas::openURL( const QUrl &url ) { if ( loggedIn_ ) { - owarn << "openURL invoked when logged in\n" << oendl; + owarn << "openURL invoked when logged in\n" << oendl; return; } QCString host = url.host().latin1(); int display = url.port(); + Q_UNUSED( host ) + Q_UNUSED( display ) // connection_->connectTo( host, display ); } void KRFBCanvas::closeConnection() { loggedIn_ = false; connection_->disconnect(); viewport()->setMouseTracking( false ); viewport()->setBackgroundMode( PaletteDark ); setBackgroundMode( PaletteDark ); update(); } void KRFBCanvas::bell() { if ( connection_->options()->deIconify ) { topLevelWidget()->raise(); topLevelWidget()->show(); } } void KRFBCanvas::loggedIn() { - owarn << "Ok, we're logged in" << oendl; + owarn << "Ok, we're logged in" << oendl; // // Get ready for action // loggedIn_ = true; viewport()->setMouseTracking( true ); viewport()->setBackgroundMode( NoBackground ); setBackgroundMode( NoBackground ); // Start using the buffer connect( connection_->buffer(), SIGNAL( sizeChanged(int,int) ), this, SLOT( resizeContents(int,int) ) ); connect( connection_->buffer(), SIGNAL( updated(int,int,int,int) ), this, SLOT( viewportUpdate(int,int,int,int) ) ); connect( connection_->buffer(), SIGNAL( bell() ), this, SLOT( bell() ) ); connect( qApp->clipboard(), SIGNAL( dataChanged() ), this, SLOT( clipboardChanged() ) ); } void KRFBCanvas::viewportPaintEvent( QPaintEvent *e ) { QRect r = e->rect(); if ( loggedIn_ ) { QPixmap p; bitBlt( viewport(), r.x(), r.y(), connection_->buffer()->pixmap(), r.x() + contentsX(), r.y() + contentsY(), r.width(), r.height() ); } else { QScrollView::viewportPaintEvent( e ); } } void KRFBCanvas::viewportUpdate( int x, int y, int w, int h ) { updateContents( x, y, w, h ); } void KRFBCanvas::contentsMousePressEvent( QMouseEvent *e ) { if (nextDoubleClick) { connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonPress, e->pos(),LeftButton,LeftButton)); connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonRelease, e->pos(),LeftButton,0)); connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonRelease, e->pos(),LeftButton,0)); connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonPress, e->pos(),NoButton,NoButton)); connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonRelease, e->pos(),NoButton,0)); } if (nextRightClick) { connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonPress, e->pos(),RightButton,RightButton)); connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonRelease, e->pos(),RightButton,0)); connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonPress, e->pos(),NoButton,NoButton)); connection_->buffer()->mouseEvent( &QMouseEvent(QEvent::MouseButtonRelease, e->pos(),NoButton,0)); } else if ( loggedIn_ ) connection_->buffer()->mouseEvent( e ); } void KRFBCanvas::contentsMouseReleaseEvent( QMouseEvent *e ) { if ( loggedIn_ && !nextRightClick && !nextDoubleClick) { connection_->buffer()->mouseEvent( e ); } nextRightClick=0; nextDoubleClick=0; } void KRFBCanvas::contentsMouseMoveEvent( QMouseEvent *e ) { if ( loggedIn_ ) connection_->buffer()->mouseEvent( e ); } void KRFBCanvas::keyPressEvent( QKeyEvent *e ) { if ( loggedIn_ ) connection_->buffer()->keyPressEvent( e ); } void KRFBCanvas::keyReleaseEvent( QKeyEvent *e ) { if ( loggedIn_ ) connection_->buffer()->keyReleaseEvent( e ); } void KRFBCanvas::refresh() { if ( loggedIn_ ) connection_->refresh(); } void KRFBCanvas::clipboardChanged() { if ( loggedIn_ ) { connection_->sendCutText( qApp->clipboard()->text() ); } } void KRFBCanvas::sendCtlAltDel( void) { if ( loggedIn_ ) { connection_->buffer()->keyPressEvent( &QKeyEvent(QEvent::KeyPress,Qt::Key_Control, 0,0)); connection_->buffer()->keyPressEvent( &QKeyEvent(QEvent::KeyPress,Qt::Key_Alt, 0,0)); connection_->buffer()->keyPressEvent( &QKeyEvent(QEvent::KeyPress,Qt::Key_Delete, 0,0)); connection_->buffer()->keyPressEvent( &QKeyEvent(QEvent::KeyRelease,Qt::Key_Control, 0,0)); connection_->buffer()->keyPressEvent( &QKeyEvent(QEvent::KeyRelease,Qt::Key_Alt, 0,0)); connection_->buffer()->keyPressEvent( &QKeyEvent(QEvent::KeyRelease,Qt::Key_Delete, 0,0)); } } void KRFBCanvas::markDoubleClick( void) { nextRightClick=1; } void KRFBCanvas::markRightClick( void) { nextRightClick=1; } diff --git a/noncore/comm/keypebble/kvnc.cpp b/noncore/comm/keypebble/kvnc.cpp index 88cb50b..3a8e919 100644 --- a/noncore/comm/keypebble/kvnc.cpp +++ b/noncore/comm/keypebble/kvnc.cpp @@ -1,238 +1,238 @@ #include <qaction.h> #include <qpopupmenu.h> #include <qpushbutton.h> #include <qmessagebox.h> #include <qlistbox.h> #include <qpe/qpeapplication.h> #include <qpe/resource.h> #include <assert.h> #include "kvnc.h" #include "krfbcanvas.h" #include "krfbconnection.h" #include "kvncconndlg.h" static int u_id = 1; static int get_unique_id() { return u_id++; } /* XPM */ static char * menu_xpm[] = { "12 12 5 1", " c None", ". c #000000", "+ c #FFFDAD", "@ c #FFFF00", "# c #E5E100", " ", " ", " ......... ", " .+++++++. ", " .+@@@@#. ", " .+@@@#. ", " .+@@#. ", " .+@#. ", " .+#. ", " .+. ", " .. ", " "}; const int StatusTextId = 0; -KVNC::KVNC( QWidget *parent, const char *name, WFlags f) : QMainWindow( 0, name ,WStyle_ContextHelp) +KVNC::KVNC( QWidget *parent, const char *name, WFlags ) : QMainWindow( parent, name ,WStyle_ContextHelp) { setCaption( tr("VNC Viewer") ); fullscreen = false; stack = new QWidgetStack( this ); setCentralWidget( stack ); bookmarkSelector=new KVNCBookmarkDlg(); stack->addWidget(bookmarkSelector,get_unique_id()); stack->raiseWidget( bookmarkSelector ); canvas = new KRFBCanvas( stack, "canvas" ); stack->addWidget(canvas,get_unique_id()); setCentralWidget( stack ); connect( bookmarkSelector->bookmarkList, SIGNAL(clicked(QListBoxItem*)), this, SLOT(openConnection(QListBoxItem*)) ); connect( canvas->connection(), SIGNAL(statusChanged(const QString&)), this, SLOT(statusMessage(const QString&)) ); connect( canvas->connection(), SIGNAL(error(const QString&)), this, SLOT(error(const QString&)) ); connect( canvas->connection(), SIGNAL(connected()), this, SLOT(connected()) ); connect( canvas->connection(), SIGNAL(loggedIn()), this, SLOT(loggedIn()) ); connect( canvas->connection(), SIGNAL(disconnected()), this, SLOT(disconnected()) ); setupActions(); cornerButton = new QPushButton( this ); cornerButton->setPixmap( QPixmap( (const char**)menu_xpm ) ); connect( cornerButton, SIGNAL(pressed()), this, SLOT(showMenu()) ); canvas->setCornerWidget( cornerButton ); stack->raiseWidget( bookmarkSelector ); bar= new QToolBar( this ); setToolBarsMovable( false ); setRightJustification(false); QAction *n = new QAction( tr( "New Connection" ), Resource::loadPixmap( "new" ), QString::null, 0, this, 0 ); connect( n, SIGNAL( activated() ), this, SLOT( newConnection() ) ); n->addTo( bar ); QAction *o = new QAction( tr( "Open Bookmark" ), Resource::loadPixmap( "fileopen" ), QString::null, 0, this, 0 ); connect( o, SIGNAL( activated() ), this, SLOT( openConnection() ) ); o->addTo( bar ); QAction *d = new QAction( tr( "Delete Bookmark" ), Resource::loadPixmap( "trash" ), QString::null, 0, this, 0 ); connect( d, SIGNAL( activated() ), this, SLOT( deleteBookmark() ) ); d->addTo( bar ); } KVNC::~KVNC() { } void KVNC::newConnection() { curServer=new KRFBServer; KVNCConnDlg dlg( curServer,this); if ( QPEApplication::execDialog( &dlg )) { if (!curServer->name.isEmpty()) bookmarkSelector->addBookmark(curServer); canvas->openConnection(*curServer); } else curServer=0; } void KVNC::openConnection( QString name) { curServer=bookmarkSelector->getServer(name); if (curServer) { KVNCConnDlg dlg( curServer,this); if ( QPEApplication::execDialog( &dlg ) ) { canvas->openConnection(*curServer); bookmarkSelector->writeBookmarks(); } else curServer=0; } } void KVNC::openConnection( void ) { openConnection( bookmarkSelector->selectedBookmark()); } void KVNC::openConnection( QListBoxItem * item) { if (item) openConnection(item->text()); } void KVNC::setupActions() { cornerMenu = new QPopupMenu( this ); fullScreenAction = new QAction( tr("Full Screen"), QString::null, 0, 0 ); connect( fullScreenAction, SIGNAL(activated()), this, SLOT( toggleFullScreen() ) ); fullScreenAction->addTo( cornerMenu ); fullScreenAction->setEnabled( false ); ctlAltDelAction = new QAction( tr("Send Contrl-Alt-Delete"), QString::null, 0, 0 ); connect( ctlAltDelAction, SIGNAL(activated()), canvas, SLOT( sendCtlAltDel() ) ); ctlAltDelAction->addTo( cornerMenu ); ctlAltDelAction->setEnabled( false ); disconnectAction = new QAction( tr("Disconnect"), QString::null, 0, 0 ); connect( disconnectAction, SIGNAL(activated()), this, SLOT( closeConnection() ) ); disconnectAction->addTo( cornerMenu ); disconnectAction->setEnabled( false ); doubleClickAction = new QAction( tr("Next Click is Double Click"), QString::null, 0, 0 ); connect( doubleClickAction, SIGNAL(activated()), canvas, SLOT( markDoubleClick() ) ); doubleClickAction->addTo( cornerMenu ); doubleClickAction->setEnabled( false ); rightClickAction = new QAction( tr("Next Click is Right Click"), QString::null, 0, 0 ); connect( rightClickAction, SIGNAL(activated()), canvas, SLOT( markRightClick() ) ); rightClickAction->addTo( cornerMenu ); rightClickAction->setEnabled( false ); } void KVNC::toggleFullScreen() { if ( fullscreen ) { canvas->releaseKeyboard(); canvas->reparent( stack, 0, QPoint(0,0), false ); canvas->setFrameStyle( QFrame::Panel | QFrame::Sunken ); setCentralWidget( stack ); stack->addWidget(canvas,get_unique_id()); stack->raiseWidget(canvas); canvas->show(); stack->show(); fullScreenAction->setText( tr("Full Screen") ); } else { canvas->setFrameStyle( QFrame::NoFrame ); stack->removeWidget(canvas); canvas->reparent( 0,WStyle_Tool | WStyle_Customize | WStyle_StaysOnTop, QPoint(0,0),false); canvas->resize(qApp->desktop()->width(), qApp->desktop()->height()); canvas->raise(); canvas->setFocus(); canvas->grabKeyboard(); canvas->show(); fullScreenAction->setText( tr("Stop Full Screen") ); } fullscreen = !fullscreen; } void KVNC::closeConnection() { if ( fullscreen ) toggleFullScreen(); canvas->closeConnection(); } void KVNC::showMenu() { QPoint pt = mapToGlobal(cornerButton->pos()); QSize s = cornerMenu->sizeHint(); pt.ry() -= s.height(); pt.rx() -= s.width(); cornerMenu->popup( pt ); } void KVNC::connected() { static QString msg = tr( "Connected to remote host" ); statusMessage( msg ); ctlAltDelAction->setEnabled(true); disconnectAction->setEnabled( true ); fullScreenAction->setEnabled( true ); doubleClickAction->setEnabled( false ); diff --git a/noncore/comm/keypebble/vncauth.c b/noncore/comm/keypebble/vncauth.c index dc276bf..277d145 100644 --- a/noncore/comm/keypebble/vncauth.c +++ b/noncore/comm/keypebble/vncauth.c @@ -1,160 +1,160 @@ /* * Copyright (C) 1997, 1998 Olivetti & Oracle Research Laboratory * * This is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, * USA. */ /* * vncauth.c - Functions for VNC password management and authentication. */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/types.h> #include <sys/stat.h> #include <time.h> #include "vncauth.h" #include "d3des.h" /* * We use a fixed key to store passwords, since we assume that our local * file system is secure but nonetheless don't want to store passwords * as plaintext. */ unsigned char fixedkey[8] = {23,82,107,6,35,78,88,7}; /* * Encrypt a password and store it in a file. Returns 0 if successful, * 1 if the file could not be written. */ int vncEncryptAndStorePasswd(char *passwd, char *fname) { FILE *fp; - int i; + uint i; unsigned char encryptedPasswd[8]; if ((fp = fopen(fname,"w")) == NULL) return 1; chmod(fname, S_IRUSR|S_IWUSR); /* pad password with nulls */ for (i = 0; i < 8; i++) { if (i < strlen(passwd)) { encryptedPasswd[i] = passwd[i]; } else { encryptedPasswd[i] = 0; } } /* Do encryption in-place - this way we overwrite our copy of the plaintext password */ deskey(fixedkey, EN0); des(encryptedPasswd, encryptedPasswd); for (i = 0; i < 8; i++) { putc(encryptedPasswd[i], fp); } fclose(fp); return 0; } /* * Decrypt a password from a file. Returns a pointer to a newly allocated * string containing the password or a null pointer if the password could * not be retrieved for some reason. */ char * vncDecryptPasswdFromFile(char *fname) { FILE *fp; int i, ch; unsigned char *passwd = (unsigned char *)malloc(9); if ((fp = fopen(fname,"r")) == NULL) return NULL; for (i = 0; i < 8; i++) { ch = getc(fp); if (ch == EOF) { fclose(fp); return NULL; } passwd[i] = ch; } deskey(fixedkey, DE1); des(passwd, passwd); passwd[8] = 0; return (char *)passwd; } /* * Generate CHALLENGESIZE random bytes for use in challenge-response * authentication. */ void vncRandomBytes(unsigned char *bytes) { int i; unsigned int seed = (unsigned int) time(0); srandom(seed); for (i = 0; i < CHALLENGESIZE; i++) { bytes[i] = (unsigned char)(random() & 255); } } /* * Encrypt CHALLENGESIZE bytes in memory using a password. */ void vncEncryptBytes(unsigned char *bytes, char *passwd) { unsigned char key[8]; int i; /* key is simply password padded with nulls */ for (i = 0; i < 8; i++) { if (i < strlen(passwd)) { key[i] = passwd[i]; } else { key[i] = 0; } } deskey(key, EN0); for (i = 0; i < CHALLENGESIZE; i += 8) { des(bytes+i, bytes+i); } } |