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36 lines
1.3 KiB
Go
36 lines
1.3 KiB
Go
// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Routing sockets and messages for OpenBSD
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package syscall
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import "unsafe"
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func (any *anyMessage) toRoutingMessage(b []byte) RoutingMessage {
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switch any.Type {
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case RTM_ADD, RTM_DELETE, RTM_CHANGE, RTM_GET, RTM_LOSING, RTM_REDIRECT, RTM_MISS, RTM_LOCK, RTM_RESOLVE:
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p := (*RouteMessage)(unsafe.Pointer(any))
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return &RouteMessage{Header: p.Header, Data: b[SizeofRtMsghdr:any.Msglen]}
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case RTM_IFINFO:
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p := (*InterfaceMessage)(unsafe.Pointer(any))
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return &InterfaceMessage{Header: p.Header, Data: b[SizeofIfMsghdr:any.Msglen]}
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case RTM_IFANNOUNCE:
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p := (*InterfaceAnnounceMessage)(unsafe.Pointer(any))
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return &InterfaceAnnounceMessage{Header: p.Header}
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case RTM_NEWADDR, RTM_DELADDR:
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p := (*InterfaceAddrMessage)(unsafe.Pointer(any))
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return &InterfaceAddrMessage{Header: p.Header, Data: b[SizeofIfaMsghdr:any.Msglen]}
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}
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return nil
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}
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// InterfaceAnnounceMessage represents a routing message containing
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// network interface arrival and departure information.
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type InterfaceAnnounceMessage struct {
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Header IfAnnounceMsghdr
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}
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func (m *InterfaceAnnounceMessage) sockaddr() (sas []Sockaddr) { return nil }
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