blob: dd0b214baa99a4b9d41783f606166d4740344a4f [file] [log] [blame]
// 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
// +build darwin dragonfly freebsd
package route
func (w *wireFormat) parseInterfaceMulticastAddrMessage(_ RIBType, 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])), parseKernelInetAddr, b[w.bodyOff:])
if err != nil {
return nil, err
}
return m, nil
}