protocols/tcp/tcp.cpp

56 // The TCP header length is at most 60 bytes (0xf * 4).
262 dump_tcp_header(tcp_header &header)
264 	dprintf("  source port: %u\n", ntohs(header.source_port));
265 	dprintf("  dest port: %u\n", ntohs(header.destination_port));
266 	dprintf("  sequence: %lu\n", header.Sequence());
267 	dprintf("  ack: %lu\n", header.Acknowledge());
268 	dprintf("  flags: %s%s%s%s%s%s\n", (header.flags & TCP_FLAG_FINISH) ? "FIN " : "",
269 		(header.flags & TCP_FLAG_SYNCHRONIZE) ? "SYN " : "",
270 		(header.flags & TCP_FLAG_RESET) ? "RST " : "",
271 		(header.flags & TCP_FLAG_PUSH) ? "PUSH " : "",
272 		(header.flags & TCP_FLAG_ACKNOWLEDGE) ? "ACK " : "",
273 		(header.flags & TCP_FLAG_URGENT) ? "URG " : "");
274 	dprintf("  window: %u\n", header.AdvertisedWindow());
275 	dprintf("  urgent offset: %u\n", header.UrgentOffset());
391 /*!	Constructs a TCP header on \a buffer with the specified values
409 	tcp_header& header = bufferHeader.Data();
411 	header.source_port = addressModule->get_port(buffer->source);
412 	header.destination_port = addressModule->get_port(buffer->destination);
413 	header.sequence = htonl(segment.sequence);
414 	header.acknowledge = (segment.flags & TCP_FLAG_ACKNOWLEDGE)
416 	header.reserved = 0;
417 	header.header_length = (sizeof(tcp_header) + optionsLength) >> 2;
418 	header.flags = segment.flags;
419 	header.advertised_window = htons(segment.advertised_window);
420 	header.checksum = 0;
421 	header.urgent_offset = htons(segment.urgent_offset);
695 	tcp_header& header = bufferHeader.Data();
697 	uint16 headerLength = header.HeaderLength();
705 	addressModule->set_port(buffer->source, header.source_port);
706 	addressModule->set_port(buffer->destination, header.destination_port);
711 	//dump_tcp_header(header);
714 	tcp_segment_header segment(header.flags);
715 	segment.sequence = header.Sequence();
716 	segment.acknowledge = header.Acknowledge();
717 	segment.advertised_window = header.AdvertisedWindow();
718 	segment.urgent_offset = header.UrgentOffset();
722 		// we no longer need to keep the header around