bool EvalCommand( UdpChain& chain , ComEvaluator& evaluator , SBuffer& buffer , ComConnection* con /*= NULL */ )
{
unsigned size;
while( chain.readPacket( buffer , size ) )
{
size_t oldSize = buffer.getAvailableSize();
if ( oldSize < size )
throw ComException( "error UDP Packet" );
do
{
if ( !evaluator.evalCommand( buffer , con ) )
{
::Msg( "readPacket Error Need Fix" );
return false;
}
}
while( oldSize - buffer.getAvailableSize() < size );
if ( oldSize - buffer.getAvailableSize() != size )
throw ComException( "error UDP Packet" );
}
return true;
}
bool UdpChain::readPacket( SBuffer& buffer , unsigned& readSize )
{
if ( !buffer.getAvailableSize() )
return false;
uint32 incoming;
uint32 outgoing;
int count = 0;
uint32 maxOutgoing = 0;
while( buffer.getAvailableSize() )
{
buffer.take( incoming );
buffer.take( outgoing );
buffer.take( readSize );
if ( maxOutgoing < outgoing )
maxOutgoing = outgoing;
if ( incoming <= mIncomingAck )
{
if ( readSize > buffer.getAvailableSize() )
{
::Msg( "UdpChain::error incoming data" );
return false;
}
{
//::Msg( "UdpChain::old incoming data" );
buffer.shiftUseSize( readSize );
}
}
else if ( incoming > mIncomingAck )
{
mIncomingAck = incoming;
if ( readSize )
break;
}
++count;
}
refrushReliableData( maxOutgoing );
//Msg( "readPacket %u %u %u" , outgoing , incoming , readSize );
return buffer.getAvailableSize() != 0;
}