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-rw-r--r--core/opie-login/main.cpp466
1 files changed, 234 insertions, 232 deletions
diff --git a/core/opie-login/main.cpp b/core/opie-login/main.cpp
index 3f1077c..b76d2c7 100644
--- a/core/opie-login/main.cpp
+++ b/core/opie-login/main.cpp
@@ -63,301 +63,303 @@ void sigterm ( int sig );
void sigint ( int sig );
void exit_closelog ( );
int main ( int argc, char **argv )
{
int userExited = 0;
- pid_t ppid = ::getpid ( );
+ pid_t ppid = ::getpid ( );
- if ( ::geteuid ( ) != 0 ) {
- ::fprintf ( stderr, "%s can only be executed by root. (or chmod +s)\n", argv [0] );
- return 1;
- }
- if ( ::getuid ( ) != 0 ) // qt doesn't really like SUID and
- ::setuid ( 0 ); // messes up things like config files
-
-// struct rlimit rl;
-// ::getrlimit ( RLIMIT_NOFILE, &rl );
-
-// for ( unsigned int i = 0; i < rl. rlim_cur; i++ )
-// ::close ( i );
+ if ( ::geteuid ( ) != 0 ) {
+ ::fprintf ( stderr, "%s can only be executed by root. (or chmod +s)\n", argv [0] );
+ return 1;
+ }
+ /*!
+ * @bug
+ * Qte does not really like being set UID root. This is
+ * largely because we do almost everything on config files
+ * in root context. So if you even want to use opie-login
+ * you are in for a world of hurt unless someone at least
+ * scrubs the settings area and the PIM apps to make sure that
+ * they are covered regarding perms and users.
+ */
+ if ( ::getuid ( ) != 0 )
+ ::setuid ( 0 );
+
+ ::setpgid ( 0, 0 );
+ ::setsid ( );
+
+ ::signal ( SIGTERM, sigterm );
+ ::signal ( SIGINT, sigterm );
+
+ ::openlog ( "opie-login", LOG_CONS, LOG_AUTHPRIV );
+ ::atexit ( exit_closelog );
+
+ const char* autolog = 0;
+ Config c( "opie-login" );
+ c.setGroup( "autologin" );
+ QString entry = c.readEntry( "user", "" );
+ if ( !entry.isEmpty() )
+ autolog = ::strdup( (const char*) entry );
+
+ while ( true ) {
+ pid_t child = ::fork ( );
- ::setpgid ( 0, 0 );
- ::setsid ( );
+ if ( child < 0 ) {
+ ::syslog ( LOG_ERR, "Could not fork GUI process\n" );
+ break;
+ }
+ else if ( child > 0 ) {
+ int status = 0;
+ time_t started = ::time ( 0 );
- ::signal ( SIGTERM, sigterm );
- ::signal ( SIGINT, sigterm );
+ while ( ::waitpid ( child, &status, 0 ) < 0 )
+ ;
- ::openlog ( "opie-login", LOG_CONS, LOG_AUTHPRIV );
- ::atexit ( exit_closelog );
+ LoginApplication::logout ( );
- const char* autolog = 0;
- Config c( "opie-login" );
- c.setGroup( "autologin" );
- QString entry = c.readEntry( "user", "" );
- if ( !entry.isEmpty() ) autolog = ::strdup( (const char*) entry );
-
- while ( true ) {
- pid_t child = ::fork ( );
-
- if ( child < 0 ) {
- ::syslog ( LOG_ERR, "Could not fork GUI process\n" );
- break;
- }
- else if ( child > 0 ) {
- int status = 0;
- time_t started = ::time ( 0 );
-
- while ( ::waitpid ( child, &status, 0 ) < 0 ) { }
-
- LoginApplication::logout ( );
-
- if (( ::time ( 0 ) - started ) < 3 ) {
- if ( autolog ) {
- ::syslog ( LOG_ERR, "Respawning too fast -- disabling auto-login\n" );
- autolog = 0;
- }
- else {
- ::syslog ( LOG_ERR, "Respawning too fast -- going down\n" );
- break;
- }
- }
- int killedbysig = 0;
+ if (( ::time ( 0 ) - started ) < 3 ) {
+ if ( autolog ) {
+ ::syslog ( LOG_ERR, "Respawning too fast -- disabling auto-login\n" );
+ autolog = 0;
+ }
+ else {
+ ::syslog ( LOG_ERR, "Respawning too fast -- going down\n" );
+ break;
+ }
+ }
+ int killedbysig = 0;
userExited=0;
if (WIFEXITED(status)!=0 ) {
if (WEXITSTATUS(status)==137) {
userExited=1;
}
}
- if ( WIFSIGNALED( status )) {
- switch ( WTERMSIG( status )) {
- case SIGTERM:
- case SIGINT :
- case SIGKILL:
- break;
+ if ( WIFSIGNALED( status )) {
+ switch ( WTERMSIG( status )) {
+ case SIGTERM:
+ case SIGINT :
+ case SIGKILL:
+ break;
- default :
- killedbysig = WTERMSIG( status );
- break;
- }
- }
- if ( killedbysig ) { // qpe was killed by an uncaught signal
- qApp = 0;
+ default :
+ killedbysig = WTERMSIG( status );
+ break;
+ }
+ }
+ if ( killedbysig ) { // qpe was killed by an uncaught signal
+ qApp = 0;
- ::syslog ( LOG_ERR, "Opie was killed by a signal #%d", killedbysig );
+ ::syslog ( LOG_ERR, "Opie was killed by a signal #%d", killedbysig );
- QWSServer::setDesktopBackground ( QImage ( ));
- QApplication *app = new QApplication ( argc, argv, QApplication::GuiServer );
- app-> setFont ( QFont ( "Helvetica", 10 ));
- app-> setStyle ( new QPEStyle ( ));
+ QWSServer::setDesktopBackground ( QImage ( ));
+ QApplication *app = new QApplication ( argc, argv, QApplication::GuiServer );
+ app-> setFont ( QFont ( "Helvetica", 10 ));
+ app-> setStyle ( new QPEStyle ( ));
#ifndef __UCLIBC__
- const char *sig = ::sys_siglist[killedbysig];
+ const char *sig = ::sys_siglist[killedbysig];
#else
- const char *sig = ::strsignal ( killedbysig );
+ const char *sig = ::strsignal ( killedbysig );
#endif
- QLabel *l = new QLabel ( 0, "sig", Qt::WStyle_Customize | Qt::WStyle_NoBorder | Qt::WStyle_Tool );
- l-> setText ( LoginWindowImpl::tr( "Opie was terminated\nby an uncaught signal\n(%1)\n" ). arg ( sig ));
- l-> setAlignment ( Qt::AlignCenter );
- l-> move ( 0, 0 );
- l-> resize ( app-> desktop ( )-> width ( ), app-> desktop ( )-> height ( ));
- l-> show ( );
- QTimer::singleShot ( 3000, app, SLOT( quit()));
- app-> exec ( );
- delete app;
- qApp = 0;
- }
- }
- else {
- if ( !autolog ) {
+ QLabel *l = new QLabel ( 0, "sig", Qt::WStyle_Customize | Qt::WStyle_NoBorder | Qt::WStyle_Tool );
+ l-> setText ( LoginWindowImpl::tr( "Opie was terminated\nby an uncaught signal\n(%1)\n" ). arg ( sig ));
+ l-> setAlignment ( Qt::AlignCenter );
+ l-> move ( 0, 0 );
+ l-> resize ( app-> desktop ( )-> width ( ), app-> desktop ( )-> height ( ));
+ l-> show ( );
+ QTimer::singleShot ( 3000, app, SLOT( quit()));
+ app-> exec ( );
+ delete app;
+ qApp = 0;
+ }
+ }
+ else {
+ if ( !autolog ) {
QString confFile=QPEApplication::qpeDir() + "etc/opie-login.conf";
- Config cfg ( confFile, Config::File );
- cfg. setGroup ( "General" );
- QString user = cfg. readEntry ( "AutoLogin" );
-
- if ( !user. isEmpty ( ))
- autolog = ::strdup ( user. latin1 ( ));
- }
+ Config cfg ( confFile, Config::File );
+ cfg. setGroup ( "General" );
+ QString user = cfg. readEntry ( "AutoLogin" );
- if ( autolog && !userExited ) {
+ if ( !user. isEmpty ( ))
+ autolog = ::strdup ( user. latin1 ( ));
+ }
+ if ( autolog && !userExited ) {
QWSServer::setDesktopBackground( QImage() );
ODevice::inst()->setDisplayStatus( true );
LoginApplication *app = new LoginApplication ( argc, argv, ppid );
LoginApplication::setLoginAs( autolog );
-
- if ( LoginApplication::changeIdentity ( ))
- ::exit ( LoginApplication::login ( ));
- else
- ::exit ( 0 );
- }
- else {
- ::exit ( login_main ( argc, argv, ppid ));
+ if ( LoginApplication::changeIdentity ( ))
+ ::exit ( LoginApplication::login ( ));
+ else
+ ::exit ( 0 );
+ }
+ else {
+ ::exit ( login_main ( argc, argv, ppid ));
}
- }
- }
- return 0;
+ }
+ }
+ return 0;
}
void sigterm ( int /*sig*/ )
{
- ::exit ( 0 );
+ ::exit ( 0 );
}
void exit_closelog ( )
{
- ::closelog ( );
+ ::closelog ( );
}
class LoginScreenSaver : public QWSScreenSaver
{
-public:
- LoginScreenSaver ( )
- {
- m_lcd_status = true;
-
- m_backlight_bright = -1;
- m_backlight_forcedoff = false;
-
- // Make sure the LCD is in fact on, (if opie was killed while the LCD is off it would still be off)
- ODevice::inst ( )-> setDisplayStatus ( true );
- }
- void restore()
- {
- if ( !m_lcd_status ) // We must have turned it off
- ODevice::inst ( ) -> setDisplayStatus ( true );
-
- setBacklight ( -3 );
- }
- bool save( int level )
- {
- switch ( level ) {
- case 0:
- if ( backlight() > 1 )
- setBacklight( 1 ); // lowest non-off
- return true;
- break;
- case 1:
- setBacklight( 0 ); // off
- return true;
- break;
- case 2:
- // We're going to suspend the whole machine
- if ( PowerStatusManager::readStatus().acStatus() != PowerStatus::Online ) {
- QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE );
- return true;
+ public:
+ LoginScreenSaver ( )
+ {
+ m_lcd_status = true;
+
+ m_backlight_bright = -1;
+ m_backlight_forcedoff = false;
+
+ // Make sure the LCD is in fact on, (if opie was killed while the LCD is off it would still be off)
+ ODevice::inst ( )-> setDisplayStatus ( true );
}
- break;
- }
- return false;
- }
-
-private:
-public:
- void setIntervals( int i1 = 30, int i2 = 20, int i3 = 60 )
- {
- int v [4];
-
- v [ 0 ] = QMAX( 1000 * i1, 100 );
- v [ 1 ] = QMAX( 1000 * i2, 100 );
- v [ 2 ] = QMAX( 1000 * i3, 100 );
- v [ 3 ] = 0;
-
- if ( !i1 && !i2 && !i3 )
- QWSServer::setScreenSaverInterval ( 0 );
- else
- QWSServer::setScreenSaverIntervals ( v );
- }
-
- int backlight ( )
- {
- if ( m_backlight_bright == -1 )
- m_backlight_bright = 255;
-
- return m_backlight_bright;
- }
-
- void setBacklight ( int bright )
- {
- if ( bright == -3 ) {
- // Forced on
- m_backlight_forcedoff = false;
- bright = -1;
- }
- if ( m_backlight_forcedoff && bright != -2 )
- return ;
- if ( bright == -2 ) {
- // Toggle between off and on
- bright = m_backlight_bright ? 0 : -1;
- m_backlight_forcedoff = !bright;
- }
+ void restore()
+ {
+ if ( !m_lcd_status ) // We must have turned it off
+ ODevice::inst ( ) -> setDisplayStatus ( true );
- m_backlight_bright = bright;
+ setBacklight ( -3 );
+ }
+ bool save( int level )
+ {
+ switch ( level ) {
+ case 0:
+ if ( backlight() > 1 )
+ setBacklight( 1 ); // lowest non-off
+ return true;
+ break;
+ case 1:
+ setBacklight( 0 ); // off
+ return true;
+ break;
+ case 2:
+ default:
+ // We're going to suspend the whole machine
+ if ( PowerStatusManager::readStatus().acStatus() != PowerStatus::Online ) {
+ QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE );
+ return true;
+ }
+ break;
+ }
+ return false;
+ }
- bright = backlight ( );
- ODevice::inst ( ) -> setDisplayBrightness ( bright );
+ void setIntervals( int i1 = 30, int i2 = 20, int i3 = 60 )
+ {
+ int v [4];
- m_backlight_bright = bright;
- }
+ v [ 0 ] = QMAX( 1000 * i1, 100 );
+ v [ 1 ] = QMAX( 1000 * i2, 100 );
+ v [ 2 ] = QMAX( 1000 * i3, 100 );
+ v [ 3 ] = 0;
-private:
- bool m_lcd_status;
+ if ( !i1 && !i2 && !i3 )
+ QWSServer::setScreenSaverInterval ( 0 );
+ else
+ QWSServer::setScreenSaverIntervals ( v );
+ }
- int m_backlight_bright;
- bool m_backlight_forcedoff;
-};
+ int backlight ( )
+ {
+ if ( m_backlight_bright == -1 )
+ m_backlight_bright = 255;
+ return m_backlight_bright;
+ }
-int login_main ( int argc, char **argv, pid_t ppid )
-{
- QWSServer::setDesktopBackground( QImage() );
- LoginApplication *app = new LoginApplication ( argc, argv, ppid );
+ void setBacklight ( int bright )
+ {
+ if ( bright == -3 ) {
+ // Forced on
+ m_backlight_forcedoff = false;
+ bright = -1;
+ }
+ if ( m_backlight_forcedoff && bright != -2 )
+ return;
- app-> setFont ( QFont ( "Helvetica", 10 ));
- app-> setStyle ( new QPEStyle ( ));
+ if ( bright == -2 ) {
+ // Toggle between off and on
+ bright = m_backlight_bright ? 0 : -1;
+ m_backlight_forcedoff = !bright;
+ }
- if ( QWSServer::mouseHandler() &&
- QWSServer::mouseHandler() ->inherits("QCalibratedMouseHandler") ) {
- if ( !QFile::exists ( "/etc/pointercal" )) {
- // Make sure calibration widget starts on top.
- Calibrate *cal = new Calibrate;
- cal-> exec ( );
- delete cal;
- }
- }
+ m_backlight_bright = bright;
- LoginScreenSaver *saver = new LoginScreenSaver;
+ bright = backlight ( );
+ ODevice::inst ( ) -> setDisplayBrightness ( bright );
- saver-> setIntervals ( );
- QWSServer::setScreenSaver ( saver );
- saver-> restore ( );
+ m_backlight_bright = bright;
+ }
+ private:
+ bool m_lcd_status;
+ int m_backlight_bright;
+ bool m_backlight_forcedoff;
+};
- LoginWindowImpl *lw = new LoginWindowImpl ( );
- app-> setMainWidget ( lw );
- lw-> setGeometry ( 0, 0, app-> desktop ( )-> width ( ), app-> desktop ( )-> height ( ));
- lw-> show ( );
- int rc = app-> exec ( );
+int login_main ( int argc, char **argv, pid_t ppid )
+{
+ QWSServer::setDesktopBackground( QImage() );
+ LoginApplication *app = new LoginApplication ( argc, argv, ppid );
+
+ app-> setFont ( QFont ( "Helvetica", 10 ));
+ app-> setStyle ( new QPEStyle ( ));
+
+ if ( QWSServer::mouseHandler() &&
+ QWSServer::mouseHandler()-> inherits("QCalibratedMouseHandler") )
+ {
+ if ( !QFile::exists ( "/etc/pointercal" )) {
+ // Make sure calibration widget starts on top.
+ Calibrate *cal = new Calibrate;
+ cal-> exec ( );
+ delete cal;
+ }
+ }
+
+ LoginScreenSaver *saver = new LoginScreenSaver;
- if ( app-> loginAs ( )) {
- if ( app-> changeIdentity ( )) {
- app-> login ( );
+ saver-> setIntervals ( );
+ QWSServer::setScreenSaver ( saver );
+ saver-> restore ( );
- // if login succeeds, it never comes back
+ LoginWindowImpl *lw = new LoginWindowImpl ( );
+ app-> setMainWidget ( lw );
+ lw-> setGeometry ( 0, 0, app-> desktop ( )-> width ( ),
+ app-> desktop ( )-> height ( ));
+ lw-> show ( );
- QMessageBox::critical ( 0, LoginWindowImpl::tr( "Failure" ), LoginWindowImpl::tr( "Could not start Opie." ));
- rc = 1;
- }
- else {
- QMessageBox::critical ( 0, LoginWindowImpl::tr( "Failure" ), LoginWindowImpl::tr( "Could not switch to new user identity" ));
- rc = 2;
- }
+ int rc = app-> exec ( );
- }
- return rc;
+ if ( app-> loginAs ( )) {
+ if ( app-> changeIdentity ( )) {
+ app-> login ( );
+ // if login succeeds, it never comes back
+ QMessageBox::critical ( 0, LoginWindowImpl::tr( "Failure" ),
+ LoginWindowImpl::tr( "Could not start Opie." ));
+ rc = 1;
+ }
+ else {
+ QMessageBox::critical ( 0, LoginWindowImpl::tr( "Failure" ),
+ LoginWindowImpl::tr( "Could not switch to new user identity" ));
+ rc = 2;
+ }
+ }
+ return rc;
}