rclone/vendor/golang.org/x/net/icmp/timeexceeded.go
Nick Craig-Wood 6427029c4e vendor: update all dependencies
* Update all dependencies
  * Remove all `[[constraint]]` from Gopkg.toml
  * Add in the minimum number of `[[override]]` to build
  * Remove go get of github.com/inconshreveable/mousetrap as it is vendored
  * Update docs with new policy on constraints
2018-05-05 15:52:24 +01:00

39 lines
1.1 KiB
Go

// Copyright 2014 The Go 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 icmp
// A TimeExceeded represents an ICMP time exceeded message body.
type TimeExceeded struct {
Data []byte // data, known as original datagram field
Extensions []Extension // extensions
}
// Len implements the Len method of MessageBody interface.
func (p *TimeExceeded) Len(proto int) int {
if p == nil {
return 0
}
l, _ := multipartMessageBodyDataLen(proto, true, p.Data, p.Extensions)
return 4 + l
}
// Marshal implements the Marshal method of MessageBody interface.
func (p *TimeExceeded) Marshal(proto int) ([]byte, error) {
return marshalMultipartMessageBody(proto, true, p.Data, p.Extensions)
}
// parseTimeExceeded parses b as an ICMP time exceeded message body.
func parseTimeExceeded(proto int, typ Type, b []byte) (MessageBody, error) {
if len(b) < 4 {
return nil, errMessageTooShort
}
p := &TimeExceeded{}
var err error
p.Data, p.Extensions, err = parseMultipartMessageBody(proto, typ, b)
if err != nil {
return nil, err
}
return p, nil
}