1 files changed, 16 insertions, 27 deletions

diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index 1deb051..0649ca2 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -1,16 +1,15 @@
 /*
                              This file is part of the Opie Project
-                             Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.de>
-              =.
+              =.             Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.de>
             .=l.
            .>+-=
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; version 2 of the License.
      ._= =}       :
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
@@ -76,28 +75,24 @@ namespace Net  {
 ONetwork* ONetwork::_instance = 0;
 
 ONetwork::ONetwork()
 {
     odebug << "ONetwork::ONetwork()" << oendl;
     odebug << "ONetwork: This code has been compiled against Wireless Extensions V" << WIRELESS_EXT << oendl;
     synchronize();
 }
 
 void ONetwork::synchronize()
 {
     // gather available interfaces by inspecting /proc/net/dev
-    //FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices
-    //FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices
-    //FIXME: Best is use SIOCGIFCONF and if this doesn't work (result=-1), then fallback to parsing /proc/net/dev
-
     _interfaces.clear();
     QString str;
     QFile f( "/proc/net/dev" );
     bool hasFile = f.open( IO_ReadOnly );
     if ( !hasFile )
     {
         odebug << "ONetwork: /proc/net/dev not existing. No network devices available" << oendl;
         return;
     }
     QTextStream s( &f );
     s.readLine();
     s.readLine();
@@ -193,25 +188,24 @@ ONetworkInterface::ONetworkInterface( QObject* parent, const char* name )
 }
 
 
 struct ifreq& ONetworkInterface::ifr() const
 {
     return _ifr;
 }
 
 
 void ONetworkInterface::init()
 {
     odebug << "ONetworkInterface::init()" << oendl;
-
     memset( &_ifr, 0, sizeof( struct ifreq ) );
 
     if ( _sfd == -1 )
     {
         odebug << "ONetworkInterface::init(): Warning - can't get socket for device '" << name() << "'" << oendl;
         return;
     }
 }
 
 
 bool ONetworkInterface::ioctl( int call, struct ifreq& ifreq ) const
 {
@@ -261,35 +255,28 @@ bool ONetworkInterface::isUp() const
 
 
 void ONetworkInterface::setIPV4Address( const QHostAddress& addr )
 {
     struct sockaddr_in *sa = (struct sockaddr_in *) &_ifr.ifr_addr;
     sa->sin_family = AF_INET;
     sa->sin_port = 0;
     sa->sin_addr.s_addr = htonl( addr.ip4Addr() );
     ioctl( SIOCSIFADDR );
 }
 
 
-QString ONetworkInterface::ipV4Address() const
+OHostAddress ONetworkInterface::ipV4Address() const
 {
-    if ( ioctl( SIOCGIFADDR ) )
-    {
-        struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr;
-        //FIXME: Use QHostAddress here
-        return QString( inet_ntoa( sa->sin_addr ) );
-    }
-    else
-        return "<unknown>";
-
+    struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr;
+    return ioctl( SIOCGIFADDR ) ? OHostAddress( ntohl( sa->sin_addr.s_addr ) ) : OHostAddress();
 }
 
 
 void ONetworkInterface::setMacAddress( const OMacAddress& addr )
 {
     _ifr.ifr_hwaddr.sa_family = ARPHRD_ETHER;
     memcpy( &_ifr.ifr_hwaddr.sa_data, addr.native(), 6 );
     ioctl( SIOCSIFHWADDR );
 }
 
 
 OMacAddress ONetworkInterface::macAddress() const
@@ -306,34 +293,28 @@ OMacAddress ONetworkInterface::macAddress() const
 
 
 void ONetworkInterface::setIPV4Netmask( const QHostAddress& addr )
 {
     struct sockaddr_in *sa = (struct sockaddr_in *) &_ifr.ifr_addr;
     sa->sin_family = AF_INET;
     sa->sin_port = 0;
     sa->sin_addr.s_addr = htonl( addr.ip4Addr() );
     ioctl( SIOCSIFNETMASK );
 }
 
 
-QString ONetworkInterface::ipV4Netmask() const
+OHostAddress ONetworkInterface::ipV4Netmask() const
 {
-    if ( ioctl( SIOCGIFNETMASK ) )
-    {
-        struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr;
-        //FIXME: Use QHostAddress here
-        return QString( inet_ntoa( sa->sin_addr ) );
-    }
-    else
-        return "<unknown>";
+    struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr;
+    return ioctl( SIOCGIFNETMASK ) ? OHostAddress( ntohl( sa->sin_addr.s_addr ) ) : OHostAddress();
 }
 
 
 int ONetworkInterface::dataLinkType() const
 {
     if ( ioctl( SIOCGIFHWADDR ) )
     {
         return _ifr.ifr_hwaddr.sa_family;
     }
     else
     {
         return -1;
@@ -538,25 +519,33 @@ void OWirelessNetworkInterface::buildInformation()
     //ML: driver pollutes this extra space. The complaint will be made on stdout,
     //ML: so please forward this...
 
     struct iwreq wrq;
     int len = sizeof( struct iw_range )*2;
     char buffer[len];
     memset( buffer, 0, len );
     memcpy( wrq.ifr_name, name(), IFNAMSIZ);
     wrq.u.data.pointer = (caddr_t) buffer;
     wrq.u.data.length = sizeof buffer;
     wrq.u.data.flags = 0;
 
-    if ( ::ioctl( _sfd, SIOCGIWRANGE, &wrq ) == -1 )
+    int result = ::ioctl( _sfd, SIOCGIWRANGE, &wrq );
+    if ( result == -1 )
+    {
+        owarn << "OWirelessNetworkInterface::buildInformation(): SIOCGIWRANGE failed (" << strerror( errno ) << ") - retrying with smaller buffer..." << oendl;
+        wrq.u.data.length = sizeof( struct iw_range );
+        result = ::ioctl( _sfd, SIOCGIWRANGE, &wrq );
+    }
+
+    if ( result == -1 )
     {
         owarn << "OWirelessNetworkInterface::buildInformation(): Can't get driver information (" << strerror( errno ) << ") - using default values." << oendl;
         _channels.insert( 2412,  1 ); // 2.412 GHz
         _channels.insert( 2417,  2 ); // 2.417 GHz
         _channels.insert( 2422,  3 ); // 2.422 GHz
         _channels.insert( 2427,  4 ); // 2.427 GHz
         _channels.insert( 2432,  5 ); // 2.432 GHz
         _channels.insert( 2437,  6 ); // 2.437 GHz
         _channels.insert( 2442,  7 ); // 2.442 GHz
         _channels.insert( 2447,  8 ); // 2.447 GHz
         _channels.insert( 2452,  9 ); // 2.452 GHz
         _channels.insert( 2457, 10 ); // 2.457 GHz