Commit fd6b7a2b authored by bol-van's avatar bol-van
Browse files

nfqws: optimize code

parent 6d865ad7

nfq/desync.c

+11 −7
Original line number Diff line number Diff line
@@ -1462,7 +1462,6 @@ static uint8_t dpi_desync_tcp_packet_play(bool replay, size_t reasm_offset, uint 
				DLOG("not applying tampering to HTTP without Host:\n");

				goto send_orig;

			}

			bHostIsIp=strip_host_to_ip(host);

			if (ctrack)

			{

				// we do not reassemble http
@@ -1484,7 +1483,6 @@ static uint8_t dpi_desync_tcp_packet_play(bool replay, size_t reasm_offset, uint 
			if (bReqFull) TLSDebug(rdata_payload,rlen_payload);



			bHaveHost=TLSHelloExtractHost(rdata_payload,rlen_payload,host,sizeof(host),TLS_PARTIALS_ENABLE);

			if (bHaveHost) bHostIsIp=strip_host_to_ip(host);



			if (ctrack)

			{
@@ -1553,7 +1551,11 @@ static uint8_t dpi_desync_tcp_packet_play(bool replay, size_t reasm_offset, uint 
			if (dseq>=0x1000000 && !(dseq & 0x80000000)) ctrack->req_seq_abandoned=true;

		}



		if (bHaveHost) DLOG("hostname: %s\n",host);

		if (bHaveHost)

		{

			bHostIsIp=strip_host_to_ip(host);

			DLOG("hostname: %s\n",host);

		}



		bool bDiscoveredL7;

		if (ctrack_replay)
@@ -2604,9 +2606,7 @@ static uint8_t dpi_desync_udp_packet_play(bool replay, size_t reasm_offset, uint 
						if (bIsHello)

						{

							bHaveHost = TLSHelloExtractHostFromHandshake(defrag + hello_offset, hello_len, host, sizeof(host), TLS_PARTIALS_ENABLE);

							if (bHaveHost)

								bHostIsIp=strip_host_to_ip(host);

							else if (dp->desync_skip_nosni)

							if (!bHaveHost && dp->desync_skip_nosni)

							{

								reasm_orig_cancel(ctrack);

								DLOG("not applying tampering to QUIC ClientHello without hostname in the SNI\n");
@@ -2702,7 +2702,11 @@ static uint8_t dpi_desync_udp_packet_play(bool replay, size_t reasm_offset, uint 
			}

		}



		if (bHaveHost) DLOG("hostname: %s\n",host);

		if (bHaveHost)

		{

			bHostIsIp=strip_host_to_ip(host);

			DLOG("hostname: %s\n",host);

		}



		bool bDiscoveredL7;

		if (ctrack_replay)