From 4b5fce5c1f321ea371455da3fb73473cb92bbb7d Mon Sep 17 00:00:00 2001
From: Johannes Kimmel <fff@bareminimum.eu>
Date: Tue, 14 Dec 2021 05:57:58 +0100
Subject: [PATCH] tlv: add links to rfc

---
 tlv/tlv.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tlv/tlv.go b/tlv/tlv.go
index d70fa62..2b35ead 100644
--- a/tlv/tlv.go
+++ b/tlv/tlv.go
@@ -317,6 +317,7 @@ func assertSubLengthGreater(b []byte, t SubType, l int) error {
 	return nil
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.1
 type Pad1 struct{}
 
 func (Pad1) T() Type {
@@ -332,6 +333,7 @@ func Pad1FromBytes(b []byte) (Pad1, []byte, error) {
 	return Pad1{}, b[1:], nil
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.2
 type PadN uint8
 
 func (PadN) T() Type {
@@ -347,6 +349,7 @@ func PadNFromBytes(b []byte) (PadN, []byte, error) {
 	return PadN(b[1]), b[1:], nil
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.3
 type AckReq struct {
 	Opaque   [2]byte
 	Interval uint16
@@ -371,6 +374,7 @@ func AckReqFromBytes(b []byte) (AckReq, []byte, error) {
 	return ar, b[6:], nil
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.4
 type Ack struct {
 	Opaque uint16
 }
@@ -389,6 +393,7 @@ func AckFromBytes(b []byte) (Ack, []byte, error) {
 	return Ack{uint16(b[0])<<8 | uint16(b[1])}, b[4:], nil
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.5
 type Hello struct {
 	Flags    uint16
 	Seqno    uint16
@@ -414,6 +419,7 @@ func HelloFromBytes(b []byte) (Hello, []byte, error) {
 	return h, b[6:], nil
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.6
 type IHU struct {
 	// AE uint8
 	// reserved uint8
@@ -457,6 +463,7 @@ func IHUFromBytes(b []byte) (IHU, []byte, error) {
 	return ihu, b, err
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.7
 type RouterID [8]byte
 
 var (
@@ -501,6 +508,7 @@ func (r RouterID) String() string {
 	return buf.String()
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.8
 type NextHop struct {
 	// AE uint8
 	// reserved uint8
@@ -533,6 +541,7 @@ func NextHopFromBytes(b []byte) (NextHop, []byte, error) {
 	return nh, b, err
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.9
 type Update struct {
 	// AE       uint8
 	Flags uint8
@@ -610,6 +619,7 @@ func (s *PacketDecoder) UpdateFromBytes(b []byte) (Update, []byte, error) {
 	return u, b, err
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.10
 type RouteRequest struct {
 	// AE     uint8
 	// plen   uint8
@@ -637,6 +647,7 @@ func RouteRequestFromBytes(b []byte) (RouteRequest, []byte, error) {
 	return rr, b, err
 }
 
+// https://datatracker.ietf.org/doc/html/rfc8966#section-4.6.11
 type SeqnoRequest struct {
 	// AE    uint8
 	// Plen  uint8
@@ -670,6 +681,7 @@ func SeqnoRequestFromBytes(b []byte) (SeqnoRequest, []byte, error) {
 	return sr, b, err
 }
 
+// https://datatracker.ietf.org/doc/html/draft-ietf-babel-source-specific-07#section-7.1
 type SourcePrefix struct {
 	netaddr.IPPrefix
 }