This page hosts a formal specification of IPv6 network packet using Kaitai Struct. This specification can be automatically translated into a variety of programming languages to get a parsing library.
-- This is a generated file! Please edit source .ksy file and use kaitai-struct-compiler to rebuild
--
-- This file is compatible with Lua 5.3
local class = require("class")
require("kaitaistruct")
require("protocol_body")
Ipv6Packet = class.class(KaitaiStruct)
function Ipv6Packet:_init(io, parent, root)
KaitaiStruct._init(self, io)
self._parent = parent
self._root = root or self
self:_read()
end
function Ipv6Packet:_read()
self.version = self._io:read_bits_int_be(4)
self.traffic_class = self._io:read_bits_int_be(8)
self.flow_label = self._io:read_bits_int_be(20)
self._io:align_to_byte()
self.payload_length = self._io:read_u2be()
self.next_header_type = self._io:read_u1()
self.hop_limit = self._io:read_u1()
self.src_ipv6_addr = self._io:read_bytes(16)
self.dst_ipv6_addr = self._io:read_bytes(16)
self.next_header = ProtocolBody(self.next_header_type, self._io)
self.rest = self._io:read_bytes_full()
end