mirror of
https://github.com/tailscale/tailscale.git
synced 2024-11-26 19:45:35 +00:00
45 lines
1.1 KiB
Go
45 lines
1.1 KiB
Go
// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package packet
|
|
|
|
// icmp6HeaderLength is the size of the ICMPv6 packet header, not
|
|
// including the outer IP layer or the variable "response data"
|
|
// trailer.
|
|
const icmp6HeaderLength = 4
|
|
|
|
// ICMP6Type is an ICMPv6 type, as specified in
|
|
// https://www.iana.org/assignments/icmpv6-parameters/icmpv6-parameters.xhtml
|
|
type ICMP6Type uint8
|
|
|
|
const (
|
|
ICMP6Unreachable ICMP6Type = 1
|
|
ICMP6TimeExceeded ICMP6Type = 3
|
|
ICMP6EchoRequest ICMP6Type = 128
|
|
ICMP6EchoReply ICMP6Type = 129
|
|
)
|
|
|
|
func (t ICMP6Type) String() string {
|
|
switch t {
|
|
case ICMP6Unreachable:
|
|
return "Unreachable"
|
|
case ICMP6TimeExceeded:
|
|
return "TimeExceeded"
|
|
case ICMP6EchoRequest:
|
|
return "EchoRequest"
|
|
case ICMP6EchoReply:
|
|
return "EchoReply"
|
|
default:
|
|
return "Unknown"
|
|
}
|
|
}
|
|
|
|
// ICMP6Code is an ICMPv6 code, as specified in
|
|
// https://www.iana.org/assignments/icmpv6-parameters/icmpv6-parameters.xhtml
|
|
type ICMP6Code uint8
|
|
|
|
const (
|
|
ICMP6NoCode ICMP6Code = 0
|
|
)
|