gopacket-srv6

gopacket (v1.1.19) is missing decoder and encoder for IPv6Routing Extension with RoutingType = 4 (SRv6) This file module is a patch to enable using gopacket with SRv6.

For information, here are some related PRs:

• 703 : implementation of SRv6 extension header decoding (LastEntry, Flags and Tag are missing)
• 879 : implementation of SRv6 extension header decoding
• 889 : implementation of SRv6 extension header decoding
• 1040 : implementation of SRv6 extension header decoding + serialization

Nota: For the decoding part, this code is based on PR 1040, by Takanori Hirano and Gernot Vormayr.