author | mickeyl <mickeyl> | 2003-10-06 18:08:05 (UTC) |
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committer | mickeyl <mickeyl> | 2003-10-06 18:08:05 (UTC) |
commit | b8ac6724a0aaed78a1df712d87110fe39b16955f (patch) (side-by-side diff) | |
tree | f8607b34284882bd4ce99281d0377f83b6b2c086 /noncore/net/wellenreiter/gui | |
parent | 42aefe8bc6a8089b771d6f109fed22a770295cc8 (diff) | |
download | opie-b8ac6724a0aaed78a1df712d87110fe39b16955f.zip opie-b8ac6724a0aaed78a1df712d87110fe39b16955f.tar.gz opie-b8ac6724a0aaed78a1df712d87110fe39b16955f.tar.bz2 |
fix ARP decoding for wired networks. Interestingly, 802.11 encapsulates
these in IP packets, while wired ethernet just tags the type_of_protocol.
Diffstat (limited to 'noncore/net/wellenreiter/gui') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/net/wellenreiter/gui/wellenreiter.cpp | 16 | ||||
-rw-r--r-- | noncore/net/wellenreiter/gui/wellenreiter.h | 2 |
2 files changed, 17 insertions, 1 deletions
diff --git a/noncore/net/wellenreiter/gui/wellenreiter.cpp b/noncore/net/wellenreiter/gui/wellenreiter.cpp index 9460f56..60bf231 100644 --- a/noncore/net/wellenreiter/gui/wellenreiter.cpp +++ b/noncore/net/wellenreiter/gui/wellenreiter.cpp @@ -230,13 +230,13 @@ void Wellenreiter::handleEthernetData( OPacket* p, OEthernetPacket* data, OMacAd to = data->destinationAddress(); netView()->addNewItem( "station", "<wired>", from, false, -1, 0, GpsLocation( 0, 0 ) ); } -void Wellenreiter::handleIPData( OPacket* p, OIPPacket* ip, OMacAddress& source, OMacAddress& dest ) +void Wellenreiter::handleARPData( OPacket* p, OARPPacket*, OMacAddress& source, OMacAddress& dest ) { OARPPacket* arp = (OARPPacket*) p->child( "ARP" ); if ( arp ) { qDebug( "Received ARP traffic (type '%s'): ", (const char*) arp->type() ); if ( arp->type() == "REQUEST" ) @@ -246,12 +246,18 @@ void Wellenreiter::handleIPData( OPacket* p, OIPPacket* ip, OMacAddress& source, else if ( arp->type() == "REPLY" ) { netView()->identify( arp->senderMacAddress(), arp->senderIPV4Address().toString() ); netView()->identify( arp->targetMacAddress(), arp->targetIPV4Address().toString() ); } } +} + + +void Wellenreiter::handleIPData( OPacket* p, OIPPacket* ip, OMacAddress& source, OMacAddress& dest ) +{ + //TODO: Implement more IP based protocols ODHCPPacket* dhcp = (ODHCPPacket*) p->child( "DHCP" ); if ( dhcp ) { qDebug( "Received DHCP '%s' packet", (const char*) dhcp->type() ); if ( dhcp->type() == "OFFER" ) @@ -346,12 +352,20 @@ void Wellenreiter::receivePacket( OPacket* p ) OEthernetPacket* eth = static_cast<OEthernetPacket*>( childIfToParse( p, "Ethernet" ) ); if ( eth ) { handleEthernetData( p, eth, source, dest ); } + // check for an arp frame since arp frames come in two flavours: + // 802.11 encapsulates ARP data within IP packets while wired ethernet doesn't. + OARPPacket* arp = static_cast<OARPPacket*>( childIfToParse( p, "ARP" ) ); + if ( arp ) + { + handleARPData( p, arp, source, dest ); + } + // check for a ip frame OIPPacket* ip = static_cast<OIPPacket*>( childIfToParse( p, "IP" ) ); if ( ip ) { handleIPData( p, ip, source, dest ); } diff --git a/noncore/net/wellenreiter/gui/wellenreiter.h b/noncore/net/wellenreiter/gui/wellenreiter.h index ed96375..25a5e8d 100644 --- a/noncore/net/wellenreiter/gui/wellenreiter.h +++ b/noncore/net/wellenreiter/gui/wellenreiter.h @@ -26,12 +26,13 @@ using namespace Opie; class QTimerEvent; class QPixmap; class OPacket; class OWaveLanManagementPacket; class OWaveLanDataPacket; class OEthernetPacket; +class OARPPacket; class OMacAddress; class OIPPacket; class OPacketCapturer; class OWirelessNetworkInterface; class WellenreiterConfigWindow; class MLogWindow; @@ -70,12 +71,13 @@ class Wellenreiter : public WellenreiterBase { void stoppedSniffing(); private: void handleBeacon( OPacket* p, OWaveLanManagementPacket* beacon ); void handleWlanData( OPacket* p, OWaveLanDataPacket* data, OMacAddress& from, OMacAddress& to ); void handleEthernetData( OPacket* p, OEthernetPacket* data, OMacAddress& from, OMacAddress& to ); + void handleARPData( OPacket* p, OARPPacket* arp, OMacAddress& from, OMacAddress& to ); void handleIPData( OPacket* p, OIPPacket* ip, OMacAddress& from, OMacAddress& to ); void handleNotification( OPacket* p ); void doAction( const QString& action, const QString& protocol, OPacket* p ); QObject* childIfToParse( OPacket* p, const QString& protocol ); bool checkDumpPacket( OPacket* p ); |