| // Copyright 2016 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. | |
| //go:build darwin || dragonfly || freebsd | |
| package routebsd | |
| func (w *wireFormat) parseInterfaceMulticastAddrMessage(b []byte) (Message, error) { | |
| if len(b) < w.bodyOff { | |
| return nil, errMessageTooShort | |
| } | |
| l := int(nativeEndian.Uint16(b[:2])) | |
| if len(b) < l { | |
| return nil, errInvalidMessage | |
| } | |
| m := &InterfaceMulticastAddrMessage{ | |
| Version: int(b[2]), | |
| Type: int(b[3]), | |
| Flags: int(nativeEndian.Uint32(b[8:12])), | |
| Index: int(nativeEndian.Uint16(b[12:14])), | |
| raw: b[:l], | |
| } | |
| var err error | |
| m.Addrs, err = parseAddrs(uint(nativeEndian.Uint32(b[4:8])), b[w.bodyOff:]) | |
| if err != nil { | |
| return nil, err | |
| } | |
| return m, nil | |
| } | |