1 // Copyright 2011 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
9 func (any *anyMessage) toRoutingMessage(b []byte) RoutingMessage {
11 case RTM_ADD, RTM_DELETE, RTM_CHANGE, RTM_GET, RTM_LOSING, RTM_REDIRECT, RTM_MISS, RTM_LOCK, RTM_RESOLVE:
12 p := (*RouteMessage)(unsafe.Pointer(any))
13 // We don't support sockaddr_mpls for now.
14 p.Header.Addrs &= RTA_DST | RTA_GATEWAY | RTA_NETMASK | RTA_GENMASK | RTA_IFA | RTA_IFP | RTA_BRD | RTA_AUTHOR
15 return &RouteMessage{Header: p.Header, Data: b[SizeofRtMsghdr:any.Msglen]}
17 p := (*InterfaceMessage)(unsafe.Pointer(any))
18 return &InterfaceMessage{Header: p.Header, Data: b[SizeofIfMsghdr:any.Msglen]}
20 p := (*InterfaceAnnounceMessage)(unsafe.Pointer(any))
21 return &InterfaceAnnounceMessage{Header: p.Header}
22 case RTM_NEWADDR, RTM_DELADDR:
23 p := (*InterfaceAddrMessage)(unsafe.Pointer(any))
24 return &InterfaceAddrMessage{Header: p.Header, Data: b[SizeofIfaMsghdr:any.Msglen]}
25 case RTM_NEWMADDR, RTM_DELMADDR:
26 p := (*InterfaceMulticastAddrMessage)(unsafe.Pointer(any))
27 return &InterfaceMulticastAddrMessage{Header: p.Header, Data: b[SizeofIfmaMsghdr:any.Msglen]}
32 // InterfaceAnnounceMessage represents a routing message containing
33 // network interface arrival and departure information.
35 // Deprecated: Use golang.org/x/net/route instead.
36 type InterfaceAnnounceMessage struct {
37 Header IfAnnounceMsghdr
40 func (m *InterfaceAnnounceMessage) sockaddr() ([]Sockaddr, error) { return nil, nil }
42 // InterfaceMulticastAddrMessage represents a routing message
43 // containing network interface address entries.
45 // Deprecated: Use golang.org/x/net/route instead.
46 type InterfaceMulticastAddrMessage struct {
51 func (m *InterfaceMulticastAddrMessage) sockaddr() ([]Sockaddr, error) {
52 var sas [RTAX_MAX]Sockaddr
54 for i := uint(0); i < RTAX_MAX && len(b) >= minRoutingSockaddrLen; i++ {
55 if m.Header.Addrs&(1<<i) == 0 {
58 rsa := (*RawSockaddr)(unsafe.Pointer(&b[0]))
61 sa, err := parseSockaddrLink(b)
66 b = b[rsaAlignOf(int(rsa.Len)):]
67 case AF_INET, AF_INET6:
68 sa, err := parseSockaddrInet(b, rsa.Family)
73 b = b[rsaAlignOf(int(rsa.Len)):]
75 sa, l, err := parseLinkLayerAddr(b)