Module tcp 

TCP protocol layer (Complete implementation)

This module provides a full TCP implementation with 3-way handshake, flow control, and retransmission.

Modules

tcp_flags

TCP flags

Structs

OutOfOrderSegment 🔒

Out-of-order TCP segment for reassembly

RetransTimer 🔒

Retransmission timer handler

TcpHeader

TCP header

TcpLayer

TCP layer

TcpSocket

TCP socket (full implementation)

UnackedSegment 🔒

Unacknowledged TCP segment for retransmission tracking

Enums

TcpState

TCP connection states

Constants

MAX_RECV_BUFFER_SIZE 🔒

MAX_SEND_BUFFER_SIZE 🔒

Buffer size limits (prevent memory exhaustion)

MAX_UNACKED_SEGMENTS 🔒

Functions

is_seq_acknowledged 🔒

Check if a sequence number is acknowledged by an ACK number Handles sequence number wraparound