Source file src/syscall/route_openbsd.go

Documentation: syscall

		 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.
		 4  
		 5  package syscall
		 6  
		 7  import "unsafe"
		 8  
		 9  func (any *anyMessage) toRoutingMessage(b []byte) RoutingMessage {
		10  	switch any.Type {
		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_rtlabel for now.
		14  		p.Header.Addrs &= RTA_DST | RTA_GATEWAY | RTA_NETMASK | RTA_GENMASK | RTA_IFA | RTA_IFP | RTA_BRD | RTA_AUTHOR | RTA_SRC | RTA_SRCMASK
		15  		return &RouteMessage{Header: p.Header, Data: b[p.Header.Hdrlen:any.Msglen]}
		16  	case RTM_IFINFO:
		17  		p := (*InterfaceMessage)(unsafe.Pointer(any))
		18  		return &InterfaceMessage{Header: p.Header, Data: b[p.Header.Hdrlen:any.Msglen]}
		19  	case RTM_IFANNOUNCE:
		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[p.Header.Hdrlen:any.Msglen]}
		25  	}
		26  	return nil
		27  }
		28  
		29  // InterfaceAnnounceMessage represents a routing message containing
		30  // network interface arrival and departure information.
		31  //
		32  // Deprecated: Use golang.org/x/net/route instead.
		33  type InterfaceAnnounceMessage struct {
		34  	Header IfAnnounceMsghdr
		35  }
		36  
		37  func (m *InterfaceAnnounceMessage) sockaddr() ([]Sockaddr, error) { return nil, nil }
		38  

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