Adds support for PacketData messages that were being flagged as Packet

Data Unit - Confirmed unknown message types.
This commit is contained in:
denny
2016-02-04 20:51:13 -05:00
parent 981a8fec55
commit 133adec27a
3 changed files with 75 additions and 2 deletions

View File

@@ -42,6 +42,7 @@ import module.decode.p25.message.ldu.lc.TelephoneInterconnectVoiceChannelUser;
import module.decode.p25.message.ldu.lc.UnitToUnitVoiceChannelUser;
import module.decode.p25.message.pdu.PDUMessage;
import module.decode.p25.message.pdu.confirmed.PDUConfirmedMessage;
import module.decode.p25.message.pdu.confirmed.PacketData;
import module.decode.p25.message.pdu.confirmed.SNDCPActivateTDSContextAccept;
import module.decode.p25.message.pdu.confirmed.SNDCPActivateTDSContextReject;
import module.decode.p25.message.pdu.confirmed.SNDCPActivateTDSContextRequest;
@@ -1629,7 +1630,11 @@ public class P25DecoderState extends DecoderState
*/
private void processPDU( PDUMessage pdu )
{
if( pdu instanceof PDUConfirmedMessage )
if( pdu instanceof PacketData )
{
broadcast( new DecoderStateEvent( this, Event.CONTINUATION, State.DATA ) );
}
else if( pdu instanceof PDUConfirmedMessage )
{
broadcast( new DecoderStateEvent( this, Event.CONTINUATION, State.DATA ) );

View File

@@ -1,5 +1,6 @@
package module.decode.p25.message.pdu;
import module.decode.p25.message.pdu.confirmed.PacketData;
import module.decode.p25.message.pdu.osp.control.AdjacentStatusBroadcastExtended;
import module.decode.p25.message.pdu.osp.control.CallAlertExtended;
import module.decode.p25.message.pdu.osp.control.GroupAffiliationQueryExtended;
@@ -121,7 +122,8 @@ public class PDUMessageFactory
}
return new PDUMessage( message, duid, aliasList );
case PACKET_DATA:
return new PacketData( message, aliasList );
case UNCONFIRMED_MULTI_BLOCK_TRUNKING_CONTROL:
return new PDUMessage( message, duid, aliasList );
default:

View File

@@ -0,0 +1,66 @@
package module.decode.p25.message.pdu.confirmed;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import alias.AliasList;
import bits.BinaryMessage;
public class PacketData extends PDUConfirmedMessage
{
public final static Logger mLog =
LoggerFactory.getLogger( PacketData.class );
public static final int DATA_BLOCK_START = 176;
public PacketData( BinaryMessage message, AliasList aliasList )
{
super( message, aliasList );
}
@Override
public String getMessage()
{
StringBuilder sb = new StringBuilder();
sb.append( "NAC:" );
sb.append( getNAC() );
sb.append( " PDUC LLID:" );
sb.append( getLogicalLinkID() );
sb.append( " PACKET DATA" );
sb.append( " CRC[" );
sb.append( getErrorStatus() );
sb.append( "]" );
if( !mMessage.get( FINAL_FRAGMENT_FLAG ) )
{
sb.append( " RESENDING" );
}
sb.append( " PACKET #" );
sb.append( getPacketSequenceNumber() );
if( isFinalFragment() && getFragmentSequenceNumber() == 0 )
{
sb.append( ".C" );
}
else
{
sb.append( "." );
sb.append( getFragmentSequenceNumber() );
if( isFinalFragment() )
{
sb.append( "C" );
}
}
sb.append( " " );
sb.append( mMessage.toString() );
return sb.toString();
}
}