mirror of
https://github.com/dutchcoders/transfer.sh.git
synced 2024-11-24 05:00:18 +01:00
88 lines
2.7 KiB
Go
88 lines
2.7 KiB
Go
|
// 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 route
|
||
|
|
|
||
|
|
func (typ RIBType) parseable() bool {
|
||
|
|
switch typ {
|
||
|
|
case sysNET_RT_STAT, sysNET_RT_TRASH:
|
||
|
|
return false
|
||
|
|
default:
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// A RouteMetrics represents route metrics.
|
||
|
|
type RouteMetrics struct {
|
||
|
|
PathMTU int // path maximum transmission unit
|
||
|
|
}
|
||
|
|
|
||
|
|
// SysType implements the SysType method of Sys interface.
|
||
|
|
func (rmx *RouteMetrics) SysType() SysType { return SysMetrics }
|
||
|
|
|
||
|
|
// Sys implements the Sys method of Message interface.
|
||
|
|
func (m *RouteMessage) Sys() []Sys {
|
||
|
|
return []Sys{
|
||
|
|
&RouteMetrics{
|
||
|
|
PathMTU: int(nativeEndian.Uint32(m.raw[m.extOff+4 : m.extOff+8])),
|
||
|
|
},
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// A InterfaceMetrics represents interface metrics.
|
||
|
|
type InterfaceMetrics struct {
|
||
|
|
Type int // interface type
|
||
|
|
MTU int // maximum transmission unit
|
||
|
|
}
|
||
|
|
|
||
|
|
// SysType implements the SysType method of Sys interface.
|
||
|
|
func (imx *InterfaceMetrics) SysType() SysType { return SysMetrics }
|
||
|
|
|
||
|
|
// Sys implements the Sys method of Message interface.
|
||
|
|
func (m *InterfaceMessage) Sys() []Sys {
|
||
|
|
return []Sys{
|
||
|
|
&InterfaceMetrics{
|
||
|
|
Type: int(m.raw[m.extOff]),
|
||
|
|
MTU: int(nativeEndian.Uint32(m.raw[m.extOff+8 : m.extOff+12])),
|
||
|
|
},
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func probeRoutingStack() (int, map[int]*wireFormat) {
|
||
|
|
rtm := &wireFormat{extOff: 36, bodyOff: sizeofRtMsghdrDarwin15}
|
||
|
|
rtm.parse = rtm.parseRouteMessage
|
||
|
|
rtm2 := &wireFormat{extOff: 36, bodyOff: sizeofRtMsghdr2Darwin15}
|
||
|
|
rtm2.parse = rtm2.parseRouteMessage
|
||
|
|
ifm := &wireFormat{extOff: 16, bodyOff: sizeofIfMsghdrDarwin15}
|
||
|
|
ifm.parse = ifm.parseInterfaceMessage
|
||
|
|
ifm2 := &wireFormat{extOff: 32, bodyOff: sizeofIfMsghdr2Darwin15}
|
||
|
|
ifm2.parse = ifm2.parseInterfaceMessage
|
||
|
|
ifam := &wireFormat{extOff: sizeofIfaMsghdrDarwin15, bodyOff: sizeofIfaMsghdrDarwin15}
|
||
|
|
ifam.parse = ifam.parseInterfaceAddrMessage
|
||
|
|
ifmam := &wireFormat{extOff: sizeofIfmaMsghdrDarwin15, bodyOff: sizeofIfmaMsghdrDarwin15}
|
||
|
|
ifmam.parse = ifmam.parseInterfaceMulticastAddrMessage
|
||
|
|
ifmam2 := &wireFormat{extOff: sizeofIfmaMsghdr2Darwin15, bodyOff: sizeofIfmaMsghdr2Darwin15}
|
||
|
|
ifmam2.parse = ifmam2.parseInterfaceMulticastAddrMessage
|
||
|
|
// Darwin kernels require 32-bit aligned access to routing facilities.
|
||
|
|
return 4, map[int]*wireFormat{
|
||
|
|
sysRTM_ADD: rtm,
|
||
|
|
sysRTM_DELETE: rtm,
|
||
|
|
sysRTM_CHANGE: rtm,
|
||
|
|
sysRTM_GET: rtm,
|
||
|
|
sysRTM_LOSING: rtm,
|
||
|
|
sysRTM_REDIRECT: rtm,
|
||
|
|
sysRTM_MISS: rtm,
|
||
|
|
sysRTM_LOCK: rtm,
|
||
|
|
sysRTM_RESOLVE: rtm,
|
||
|
|
sysRTM_NEWADDR: ifam,
|
||
|
|
sysRTM_DELADDR: ifam,
|
||
|
|
sysRTM_IFINFO: ifm,
|
||
|
|
sysRTM_NEWMADDR: ifmam,
|
||
|
|
sysRTM_DELMADDR: ifmam,
|
||
|
|
sysRTM_IFINFO2: ifm2,
|
||
|
|
sysRTM_NEWMADDR2: ifmam2,
|
||
|
|
sysRTM_GET2: rtm2,
|
||
|
|
}
|
||
|
|
}
|