Diffstat (limited to 'noncore/settings/networksettings2/wlan/wlanrun.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/settings/networksettings2/wlan/wlanrun.cpp | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/noncore/settings/networksettings2/wlan/wlanrun.cpp b/noncore/settings/networksettings2/wlan/wlanrun.cpp index 79f11f7..3f1d4a9 100644 --- a/noncore/settings/networksettings2/wlan/wlanrun.cpp +++ b/noncore/settings/networksettings2/wlan/wlanrun.cpp @@ -1,5 +1,185 @@ + +#include <qfile.h> +#include <qtextstream.h> +#include <qstringlist.h> +#include <resources.h> #include "wlanrun.h" +void WLanRun::detectState( NodeCollection * NC ) { + + // unavailable : no card found + // available : card found and assigned to us or free + // up : card found and assigned to us and up + + QString S = QString( "/tmp/profile-%1.up" ).arg(NC->number()); + System & Sys = NSResources->system(); + InterfaceInfo * Run; + + QFile F( S ); + + if( F.open( IO_ReadOnly ) ) { + // could open file -> read interface and assign + QString X; + QTextStream TS(&F); + X = TS.readLine(); + // find interface + if( handlesInterface( X ) ) { + for( QDictIterator<InterfaceInfo> It(Sys.interfaces()); + It.current(); + ++It ) { + Run = It.current(); + if( X == Run->Name ) { + Run->assignNode( netNode() ); + assignInterface( Run ); + NC->setCurrentState( IsUp ); + return; + } + } + } + } + + if( ( Run = assignedInterface() ) ) { + // we already have an interface assigned -> still present ? + if( ! Run->IsUp ) { + // usb is still free -> keep assignment + NC->setCurrentState( Available ); + return; + } // else interface is up but NOT us -> some other profile + } + + // nothing (valid) assigned to us + assignInterface( 0 ); + + // find possible interface + for( QDictIterator<InterfaceInfo> It(Sys.interfaces()); + It.current(); + ++It ) { + Run = It.current(); + if( handlesInterface( *Run ) && + ( Run->CardType == ARPHRD_ETHER +#ifdef ARPHRD_IEEE1394 + || Run->CardType == ARPHRD_IEEE1394 +#endif + ) && + ! Run->IsUp + ) { + // proper type, and Not UP -> free + NC->setCurrentState( Off ); + return; + } + } + // no free found + + NC->setCurrentState( Unavailable ); + +} + +bool WLanRun::setState( NodeCollection * NC, Action_t A, bool ) { + + // we only handle activate and deactivate + switch( A ) { + case Activate : + { + if( NC->currentState() != Off ) { + return 0; + } + InterfaceInfo * N = getInterface(); + if( ! N ) { + // no interface available + NC->setCurrentState( Unavailable ); + return 0; + } + // because we were OFF the interface + // we get back is NOT assigned + N->assignNode( netNode() ); + assignInterface( N ); + NC->setCurrentState( Available ); + return 1; + } + case Deactivate : + if( NC->currentState() == IsUp ) { + // bring down first + if( ! connection()->setState( Down ) ) + // could not ... + return 0; + } else if( NC->currentState() != Available ) { + return 1; + } + assignedInterface()->assignNode( 0 ); // release + assignInterface( 0 ); + NC->setCurrentState( Off ); + return 1; + default : + // FT + break; + } + return 0; +} + +bool WLanRun::canSetState( State_t Curr, Action_t A ) { + // we only handle up down activate and deactivate + switch( A ) { + case Activate : + { // at least available + if( Curr == Available ) { + return 1; + } + // or we can make one available + InterfaceInfo * N = getInterface(); + if( ! N || N->assignedNode() != 0 ) { + // non available or assigned + return 0; + } + return 1; + } + case Deactivate : + return ( Curr >= Available ); + default : + // FT + break; + } + return 0; +} + +// get interface that is free or assigned to us +InterfaceInfo * WLanRun::getInterface( void ) { + + System & S = NSResources->system(); + InterfaceInfo * best = 0, * Run; + + for( QDictIterator<InterfaceInfo> It(S.interfaces()); + It.current(); + ++It ) { + Run = It.current(); + if( handlesInterface( *Run ) && + ( Run->CardType == ARPHRD_ETHER +#ifdef ARPHRD_IEEE1394 + || Run->CardType == ARPHRD_IEEE1394 +#endif + ) + ) { + // this is a LAN card + if( Run->assignedNode() == netNode() ) { + // assigned to us + return Run; + } else if( Run->assignedNode() == 0 ) { + // free + best = Run; + } + } + } + return best; // can be 0 +} + bool WLanRun::handlesInterface( const QString & S ) { + InterfaceInfo * II; + II = NSResources->system().interface( S ); + if( ( II = NSResources->system().interface( S ) ) ) { + return handlesInterface( *II ); + } return Pat.match( S ) >= 0; } + +bool WLanRun::handlesInterface( const InterfaceInfo & II ) { + return ( Pat.match( II.Name ) < 0 ); +} |