1 files changed, 67 insertions, 0 deletions
diff --git a/libgo/go/golang_org/x/net/route/sys_netbsd.go b/libgo/go/golang_org/x/net/route/sys_netbsd.go
new file mode 100644
index 0000000000..4d8076b518
--- /dev/null
+++ b/libgo/go/golang_org/x/net/route/sys_netbsd.go
@@ -0,0 +1,67 @@
+// 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 { 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.Uint64(m.raw[m.extOff+8 : m.extOff+16])),
+		},
+	}
+}
+
+// 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]parseFn) {
+	rtm := &wireFormat{extOff: 40, bodyOff: sizeofRtMsghdrNetBSD7}
+	ifm := &wireFormat{extOff: 16, bodyOff: sizeofIfMsghdrNetBSD7}
+	ifam := &wireFormat{extOff: sizeofIfaMsghdrNetBSD7, bodyOff: sizeofIfaMsghdrNetBSD7}
+	ifanm := &wireFormat{extOff: sizeofIfAnnouncemsghdrNetBSD7, bodyOff: sizeofIfAnnouncemsghdrNetBSD7}
+	// NetBSD 6 and above kernels require 64-bit aligned access to
+	// routing facilities.
+	return 8, map[int]parseFn{
+		sysRTM_ADD:        rtm.parseRouteMessage,
+		sysRTM_DELETE:     rtm.parseRouteMessage,
+		sysRTM_CHANGE:     rtm.parseRouteMessage,
+		sysRTM_GET:        rtm.parseRouteMessage,
+		sysRTM_LOSING:     rtm.parseRouteMessage,
+		sysRTM_REDIRECT:   rtm.parseRouteMessage,
+		sysRTM_MISS:       rtm.parseRouteMessage,
+		sysRTM_LOCK:       rtm.parseRouteMessage,
+		sysRTM_RESOLVE:    rtm.parseRouteMessage,
+		sysRTM_NEWADDR:    ifam.parseInterfaceAddrMessage,
+		sysRTM_DELADDR:    ifam.parseInterfaceAddrMessage,
+		sysRTM_IFANNOUNCE: ifanm.parseInterfaceAnnounceMessage,
+		sysRTM_IFINFO:     ifm.parseInterfaceMessage,
+	}
+}