| // Copyright 2016 The Go Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style | |
| // license that can be found in the LICENSE file. | |
| package routebsd | |
| import ( | |
| "syscall" | |
| "unsafe" | |
| ) | |
| // MTU returns the interface MTU. | |
| func (m *InterfaceMessage) MTU() int { | |
| return int(nativeEndian.Uint32(m.raw[28:32])) | |
| } | |
| func probeRoutingStack() (int, map[int]*wireFormat) { | |
| var p uintptr | |
| ifm := &wireFormat{extOff: -1, bodyOff: -1} | |
| ifm.parse = ifm.parseInterfaceMessage | |
| ifam := &wireFormat{extOff: -1, bodyOff: -1} | |
| ifam.parse = ifam.parseInterfaceAddrMessage | |
| return int(unsafe.Sizeof(p)), map[int]*wireFormat{ | |
| syscall.RTM_NEWADDR: ifam, | |
| syscall.RTM_DELADDR: ifam, | |
| syscall.RTM_IFINFO: ifm, | |
| } | |
| } | |