diff options
Diffstat (limited to 'vendor/golang.org/x/net/icmp/echo.go')
-rw-r--r-- | vendor/golang.org/x/net/icmp/echo.go | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/vendor/golang.org/x/net/icmp/echo.go b/vendor/golang.org/x/net/icmp/echo.go deleted file mode 100644 index e6f15efd7..000000000 --- a/vendor/golang.org/x/net/icmp/echo.go +++ /dev/null @@ -1,45 +0,0 @@ -// Copyright 2012 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 - -import "encoding/binary" - -// An Echo represents an ICMP echo request or reply message body. -type Echo struct { - ID int // identifier - Seq int // sequence number - Data []byte // data -} - -// Len implements the Len method of MessageBody interface. -func (p *Echo) Len(proto int) int { - if p == nil { - return 0 - } - return 4 + len(p.Data) -} - -// Marshal implements the Marshal method of MessageBody interface. -func (p *Echo) Marshal(proto int) ([]byte, error) { - b := make([]byte, 4+len(p.Data)) - binary.BigEndian.PutUint16(b[:2], uint16(p.ID)) - binary.BigEndian.PutUint16(b[2:4], uint16(p.Seq)) - copy(b[4:], p.Data) - return b, nil -} - -// parseEcho parses b as an ICMP echo request or reply message body. -func parseEcho(proto int, b []byte) (MessageBody, error) { - bodyLen := len(b) - if bodyLen < 4 { - return nil, errMessageTooShort - } - p := &Echo{ID: int(binary.BigEndian.Uint16(b[:2])), Seq: int(binary.BigEndian.Uint16(b[2:4]))} - if bodyLen > 4 { - p.Data = make([]byte, bodyLen-4) - copy(p.Data, b[4:]) - } - return p, nil -} |