// Copyright 2011 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 syscall import "unsafe" func (any *anyMessage) toRoutingMessage(b []byte) RoutingMessage { switch any.Type { case RTM_ADD, RTM_DELETE, RTM_CHANGE, RTM_GET, RTM_LOSING, RTM_REDIRECT, RTM_MISS, RTM_LOCK, RTM_RESOLVE: p := (*RouteMessage)(unsafe.Pointer(any)) // We don't support sockaddr_mpls for now. p.Header.Addrs &= RTA_DST | RTA_GATEWAY | RTA_NETMASK | RTA_GENMASK | RTA_IFA | RTA_IFP | RTA_BRD | RTA_AUTHOR return &RouteMessage{Header: p.Header, Data: b[SizeofRtMsghdr:any.Msglen]} case RTM_IFINFO: p := (*InterfaceMessage)(unsafe.Pointer(any)) return &InterfaceMessage{Header: p.Header, Data: b[SizeofIfMsghdr:any.Msglen]} case RTM_IFANNOUNCE: p := (*InterfaceAnnounceMessage)(unsafe.Pointer(any)) return &InterfaceAnnounceMessage{Header: p.Header} case RTM_NEWADDR, RTM_DELADDR: p := (*InterfaceAddrMessage)(unsafe.Pointer(any)) return &InterfaceAddrMessage{Header: p.Header, Data: b[SizeofIfaMsghdr:any.Msglen]} } return nil } // InterfaceAnnounceMessage represents a routing message containing // network interface arrival and departure information. // // Deprecated: Use golang.org/x/net/route instead. type InterfaceAnnounceMessage struct { Header IfAnnounceMsghdr } func (m *InterfaceAnnounceMessage) sockaddr() ([]Sockaddr, error) { return nil, nil }