diff options
Diffstat (limited to 'vendor/golang.org/x/net/ipv4/header.go')
| -rw-r--r-- | vendor/golang.org/x/net/ipv4/header.go | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/vendor/golang.org/x/net/ipv4/header.go b/vendor/golang.org/x/net/ipv4/header.go index 363d9c21a..6dc26d43f 100644 --- a/vendor/golang.org/x/net/ipv4/header.go +++ b/vendor/golang.org/x/net/ipv4/header.go @@ -1,4 +1,4 @@ -// Copyright 2012 The Go Authors. All rights reserved. +// 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. @@ -63,9 +63,17 @@ func (h *Header) Marshal() ([]byte, error) { b[1] = byte(h.TOS) flagsAndFragOff := (h.FragOff & 0x1fff) | int(h.Flags<<13) switch runtime.GOOS { - case "darwin", "dragonfly", "freebsd", "netbsd": + case "darwin", "dragonfly", "netbsd": nativeEndian.PutUint16(b[2:4], uint16(h.TotalLen)) nativeEndian.PutUint16(b[6:8], uint16(flagsAndFragOff)) + case "freebsd": + if freebsdVersion < 1100000 { + nativeEndian.PutUint16(b[2:4], uint16(h.TotalLen)) + nativeEndian.PutUint16(b[6:8], uint16(flagsAndFragOff)) + } else { + binary.BigEndian.PutUint16(b[2:4], uint16(h.TotalLen)) + binary.BigEndian.PutUint16(b[6:8], uint16(flagsAndFragOff)) + } default: binary.BigEndian.PutUint16(b[2:4], uint16(h.TotalLen)) binary.BigEndian.PutUint16(b[6:8], uint16(flagsAndFragOff)) @@ -113,11 +121,16 @@ func ParseHeader(b []byte) (*Header, error) { h.TotalLen = int(nativeEndian.Uint16(b[2:4])) + hdrlen h.FragOff = int(nativeEndian.Uint16(b[6:8])) case "freebsd": - h.TotalLen = int(nativeEndian.Uint16(b[2:4])) - if freebsdVersion < 1000000 { - h.TotalLen += hdrlen + if freebsdVersion < 1100000 { + h.TotalLen = int(nativeEndian.Uint16(b[2:4])) + if freebsdVersion < 1000000 { + h.TotalLen += hdrlen + } + h.FragOff = int(nativeEndian.Uint16(b[6:8])) + } else { + h.TotalLen = int(binary.BigEndian.Uint16(b[2:4])) + h.FragOff = int(binary.BigEndian.Uint16(b[6:8])) } - h.FragOff = int(nativeEndian.Uint16(b[6:8])) default: h.TotalLen = int(binary.BigEndian.Uint16(b[2:4])) h.FragOff = int(binary.BigEndian.Uint16(b[6:8])) |