summaryrefslogtreecommitdiff
path: root/vendor/golang.org/x/net/route/interface_classic.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/golang.org/x/net/route/interface_classic.go')
-rw-r--r--vendor/golang.org/x/net/route/interface_classic.go66
1 files changed, 66 insertions, 0 deletions
diff --git a/vendor/golang.org/x/net/route/interface_classic.go b/vendor/golang.org/x/net/route/interface_classic.go
new file mode 100644
index 0000000..ac4e7a6
--- /dev/null
+++ b/vendor/golang.org/x/net/route/interface_classic.go
@@ -0,0 +1,66 @@
+// 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.
+
+// +build darwin dragonfly netbsd
+
+package route
+
+import "runtime"
+
+func (w *wireFormat) parseInterfaceMessage(_ RIBType, b []byte) (Message, error) {
+ if len(b) < w.bodyOff {
+ return nil, errMessageTooShort
+ }
+ l := int(nativeEndian.Uint16(b[:2]))
+ if len(b) < l {
+ return nil, errInvalidMessage
+ }
+ attrs := uint(nativeEndian.Uint32(b[4:8]))
+ if attrs&sysRTA_IFP == 0 {
+ return nil, nil
+ }
+ m := &InterfaceMessage{
+ Version: int(b[2]),
+ Type: int(b[3]),
+ Addrs: make([]Addr, sysRTAX_MAX),
+ Flags: int(nativeEndian.Uint32(b[8:12])),
+ Index: int(nativeEndian.Uint16(b[12:14])),
+ extOff: w.extOff,
+ raw: b[:l],
+ }
+ a, err := parseLinkAddr(b[w.bodyOff:])
+ if err != nil {
+ return nil, err
+ }
+ m.Addrs[sysRTAX_IFP] = a
+ m.Name = a.(*LinkAddr).Name
+ return m, nil
+}
+
+func (w *wireFormat) parseInterfaceAddrMessage(_ RIBType, b []byte) (Message, error) {
+ if len(b) < w.bodyOff {
+ return nil, errMessageTooShort
+ }
+ l := int(nativeEndian.Uint16(b[:2]))
+ if len(b) < l {
+ return nil, errInvalidMessage
+ }
+ m := &InterfaceAddrMessage{
+ Version: int(b[2]),
+ Type: int(b[3]),
+ Flags: int(nativeEndian.Uint32(b[8:12])),
+ raw: b[:l],
+ }
+ if runtime.GOOS == "netbsd" {
+ m.Index = int(nativeEndian.Uint16(b[16:18]))
+ } else {
+ m.Index = int(nativeEndian.Uint16(b[12:14]))
+ }
+ var err error
+ m.Addrs, err = parseAddrs(uint(nativeEndian.Uint32(b[4:8])), parseKernelInetAddr, b[w.bodyOff:])
+ if err != nil {
+ return nil, err
+ }
+ return m, nil
+}