sys_openbsd.mx raw

   1  // Copyright 2016 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 routebsd
   6  
   7  import (
   8  	"syscall"
   9  	"unsafe"
  10  )
  11  
  12  // MTU returns the interface MTU.
  13  func (m *InterfaceMessage) MTU() int {
  14  	return int(nativeEndian.Uint32(m.raw[28:32]))
  15  }
  16  
  17  func probeRoutingStack() (int, map[int]*wireFormat) {
  18  	var p uintptr
  19  	ifm := &wireFormat{extOff: -1, bodyOff: -1}
  20  	ifm.parse = ifm.parseInterfaceMessage
  21  	ifam := &wireFormat{extOff: -1, bodyOff: -1}
  22  	ifam.parse = ifam.parseInterfaceAddrMessage
  23  	return int(unsafe.Sizeof(p)), map[int]*wireFormat{
  24  		syscall.RTM_NEWADDR: ifam,
  25  		syscall.RTM_DELADDR: ifam,
  26  		syscall.RTM_IFINFO:  ifm,
  27  	}
  28  }
  29