start parsing 802.11 control frames

3 files changed, 30 insertions, 14 deletions

diff --git a/libopie2/opienet/802_11_user.h b/libopie2/opienet/802_11_user.h
index ad84514..7ae27c5 100644
--- a/libopie2/opienet/802_11_user.h
+++ b/libopie2/opienet/802_11_user.h
@@ -246,5 +246,5 @@ struct ieee_802_11_mgmt_header {
 
 struct ieee_802_11_data_header {
-	u_int16_t	frame_control;
+	u_int16_t	fc;
 	u_int16_t	duration;
 	u_int8_t	mac1[6];
@@ -258,5 +258,5 @@ struct ieee_802_11_data_header {
 
 struct ieee_802_11_control_header {
-	u_int16_t	frame_control;
+	u_int16_t	fc;
 	u_int16_t	duration;
 	u_int8_t	mac1[6];
diff --git a/libopie2/opienet/opcap.cpp b/libopie2/opienet/opcap.cpp
index e9b3b2c..012c0a3 100644
--- a/libopie2/opienet/opcap.cpp
+++ b/libopie2/opienet/opcap.cpp
@@ -239,6 +239,6 @@ OIPPacket::OIPPacket( const unsigned char* end, const struct iphdr* data, QObjec
     odebug << "OIPPacket::OIPPacket(): decoding IP header..." << oendl;

 

-    odebug << "FromAddress = " << fromIPAddress().toString();

-    odebug << "  toAddress = " << toIPAddress().toString();

+    odebug << "FromAddress = " << fromIPAddress().toString() << oendl;
+    odebug << "  toAddress = " << toIPAddress().toString() << oendl;
 

     switch ( protocol() )

@@ -340,5 +340,5 @@ QString OARPPacket::type() const
         case 9: return "InREPLY";

         case 10: return "NAK";

-        default: qWarning( "OARPPacket::type(): invalid ARP type!" ); return "<unknown>";

+        default: owarn << "OARPPacket::type(): invalid ARP type!" << oendl; return "<unknown>";
     }

 }

@@ -494,5 +494,5 @@ QString ODHCPPacket::type() const
         case 7: return "RELEASE";

         case 8: return "INFORM";

-        default: qWarning( "ODHCPPacket::type(): invalid DHCP type (%d) !", _dhcphdr->op ); return "<unknown>";

+        default: owarn << "ODHCPPacket::type(): invalid DHCP type " << _dhcphdr->op << oendl; return "<unknown>";
     }

 }

@@ -766,7 +766,5 @@ QString OWaveLanManagementPacket::managementType() const
         case ST_AUTH: return "Authentication"; break;

         case ST_DEAUTH: return "Deathentication"; break;

-        default:

-            qWarning( "OWaveLanManagementPacket::managementType(): unhandled subtype %d", FC_SUBTYPE( EXTRACT_LE_16BITS( &_header->fc ) ) );

-            return "Unknown";

+        default: owarn << "OWaveLanManagementPacket::managementType(): unhandled subtype " << FC_SUBTYPE( EXTRACT_LE_16BITS( &_header->fc ) ) << oendl; return "Unknown";
     }

 }

@@ -1012,5 +1010,5 @@ OWaveLanControlPacket::OWaveLanControlPacket( const unsigned char* end, const st
 {

     odebug << "OWaveLanControlPacket::OWaveLanDataControl(): decoding frame..." << oendl;

-    //TODO: Implement this

+    odebug << "Detected subtype is " << controlType() << oendl;
 }

 

@@ -1021,4 +1019,21 @@ OWaveLanControlPacket::~OWaveLanControlPacket()
 

 

+QString OWaveLanControlPacket::controlType() const
+{
+    switch ( FC_SUBTYPE( EXTRACT_LE_16BITS( &_header->fc ) ) )
+    {
+        case CTRL_PS_POLL: return "PowerSavePoll"; break;
+        case CTRL_RTS: return "RequestToSend"; break;
+        case CTRL_CTS: return "ClearToSend"; break;
+        case CTRL_ACK: return "Acknowledge"; break;
+        case CTRL_CF_END: return "ContentionFreeEnd"; break;
+        case CTRL_END_ACK: return "AcknowledgeEnd"; break;
+        default:
+            owarn << "OWaveLanControlPacket::managementType(): unhandled subtype " << FC_SUBTYPE( EXTRACT_LE_16BITS( &_header->fc ) ) << oendl;
+            return "Unknown";
+    }
+}
+
+
 /*======================================================================================

  * OPacketCapturer

@@ -1026,6 +1041,5 @@ OWaveLanControlPacket::~OWaveLanControlPacket()
 

 OPacketCapturer::OPacketCapturer( QObject* parent, const char* name )

-                 :QObject( parent, name ), _name( QString::null ), _open( false ),

-                 _pch( 0 ), _pcd( 0 ), _sn( 0 )

+                :QObject( parent, name ), _name( QString::null ), _open( false ), _pch( 0 ), _pcd( 0 ), _sn( 0 )
 {

 }

@@ -1110,5 +1124,5 @@ void OPacketCapturer::dump( OPacket* p )
     if ( !_pcd )

     {

-        qWarning( "OPacketCapturer::dump() - cannot dump without open capture file!" );

+        owarn << "OPacketCapturer::dump() - cannot dump without open capture file!" << oendl;
         return;

     }

@@ -1169,5 +1183,5 @@ OPacket* OPacketCapturer::next()
     else

     {

-        qWarning( "OPacketCapturer::next() - no packet received!" );

+        owarn << "OPacketCapturer::next() - no packet received!" << oendl;
         return 0;

     }

diff --git a/libopie2/opienet/opcap.h b/libopie2/opienet/opcap.h
index 497fd6b..b373c56 100644
--- a/libopie2/opienet/opcap.h
+++ b/libopie2/opienet/opcap.h
@@ -398,4 +398,6 @@ class OWaveLanControlPacket : public QObject
     virtual ~OWaveLanControlPacket();
 
+    QString controlType() const;
+
   private:
     const struct ieee_802_11_control_header* _header;