sys_openbsd.go

     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
View as plain text