Minor cleanup.

node/IncomingPacket.cpp

@@ -150,7 +150,7 @@ bool IncomingPacket::_doERROR(const RuntimeEnvironment *RR,const SharedPtr<Peer>
 				break;
 
 			case Packet::ERROR_IDENTITY_COLLISION:
-				if (RR->topology->isUpstream(peer->identity()))
+				if (RR->topology->isRoot(peer->identity()))
 					RR->node->postEvent(ZT_EVENT_FATAL_ERROR_IDENTITY_COLLISION);
 				break;
 
@@ -421,7 +421,7 @@ bool IncomingPacket::_doOK(const RuntimeEnvironment *RR,const SharedPtr<Peer> &p
 			case Packet::VERB_MULTICAST_GATHER: {
 				const uint64_t nwid = at<uint64_t>(ZT_PROTO_VERB_MULTICAST_GATHER__OK__IDX_NETWORK_ID);
 				const MulticastGroup mg(MAC(field(ZT_PROTO_VERB_MULTICAST_GATHER__OK__IDX_MAC,6),6),at<uint32_t>(ZT_PROTO_VERB_MULTICAST_GATHER__OK__IDX_ADI));
-				TRACE("%s(%s): OK(MULTICAST_GATHER) %.16llx/%s length %u",source().toString().c_str(),_remoteAddress.toString().c_str(),nwid,mg.toString().c_str(),size());
+				//TRACE("%s(%s): OK(MULTICAST_GATHER) %.16llx/%s length %u",source().toString().c_str(),_remoteAddress.toString().c_str(),nwid,mg.toString().c_str(),size());
 				const unsigned int count = at<uint16_t>(ZT_PROTO_VERB_MULTICAST_GATHER__OK__IDX_GATHER_RESULTS + 4);
 				RR->mc->addMultiple(RR->node->now(),nwid,mg,field(ZT_PROTO_VERB_MULTICAST_GATHER__OK__IDX_GATHER_RESULTS + 6,count * 5),count,at<uint32_t>(ZT_PROTO_VERB_MULTICAST_GATHER__OK__IDX_GATHER_RESULTS));
 			}	break;
@@ -720,14 +720,14 @@ bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *RR,cons
 		const char *metaDataBytes = (const char *)field(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_DICT,metaDataLength);
 		const Dictionary<ZT_NETWORKCONFIG_METADATA_DICT_CAPACITY> metaData(metaDataBytes,metaDataLength);
 
-		const unsigned int h = hops();
+		const unsigned int hopCount = hops();
 		const uint64_t requestPacketId = packetId();
-		peer->received(_localAddress,_remoteAddress,h,requestPacketId,Packet::VERB_NETWORK_CONFIG_REQUEST,0,Packet::VERB_NOP);
+		peer->received(_localAddress,_remoteAddress,hopCount,requestPacketId,Packet::VERB_NETWORK_CONFIG_REQUEST,0,Packet::VERB_NOP);
 
 		if (RR->localNetworkController) {
 			NetworkConfig *netconf = new NetworkConfig();
 			try {
-				switch(RR->localNetworkController->doNetworkConfigRequest((h > 0) ? InetAddress() : _remoteAddress,RR->identity,peer->identity(),nwid,metaData,*netconf)) {
+				switch(RR->localNetworkController->doNetworkConfigRequest((hopCount > 0) ? InetAddress() : _remoteAddress,RR->identity,peer->identity(),nwid,metaData,*netconf)) {
 
 					case NetworkController::NETCONF_QUERY_OK: {
 						Dictionary<ZT_NETWORKCONFIG_DICT_CAPACITY> *dconf = new Dictionary<ZT_NETWORKCONFIG_DICT_CAPACITY>();
@@ -736,7 +736,7 @@ bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *RR,cons
 								const unsigned int totalSize = dconf->sizeBytes();
 								unsigned int chunkIndex = 0;
 								while (chunkIndex < totalSize) {
-									const unsigned int chunkLen = std::min(totalSize - chunkIndex,(unsigned int)(ZT_PROTO_MAX_PACKET_LENGTH - (ZT_PROTO_MIN_PACKET_LENGTH + 32)));
+									const unsigned int chunkLen = std::min(totalSize - chunkIndex,(unsigned int)(ZT_PROTO_MAX_PACKET_LENGTH - (ZT_PACKET_IDX_PAYLOAD + 32)));
 									Packet outp(peer->address(),RR->identity.address(),Packet::VERB_OK);
 									outp.append((unsigned char)Packet::VERB_NETWORK_CONFIG_REQUEST);
 									outp.append(requestPacketId);