summaryrefslogtreecommitdiff
path: root/vendor/golang.org/x/net/lif/link.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/golang.org/x/net/lif/link.go')
-rw-r--r--vendor/golang.org/x/net/lif/link.go126
1 files changed, 0 insertions, 126 deletions
diff --git a/vendor/golang.org/x/net/lif/link.go b/vendor/golang.org/x/net/lif/link.go
deleted file mode 100644
index 913a53e..0000000
--- a/vendor/golang.org/x/net/lif/link.go
+++ /dev/null
@@ -1,126 +0,0 @@
-// 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 solaris
-
-package lif
-
-import "unsafe"
-
-// A Link represents logical data link information.
-//
-// It also represents base information for logical network interface.
-// On Solaris, each logical network interface represents network layer
-// adjacency information and the interface has a only single network
-// address or address pair for tunneling. It's usual that multiple
-// logical network interfaces share the same logical data link.
-type Link struct {
- Name string // name, equivalent to IP interface name
- Index int // index, equivalent to IP interface index
- Type int // type
- Flags int // flags
- MTU int // maximum transmission unit, basically link MTU but may differ between IP address families
- Addr []byte // address
-}
-
-func (ll *Link) fetch(s uintptr) {
- var lifr lifreq
- for i := 0; i < len(ll.Name); i++ {
- lifr.Name[i] = int8(ll.Name[i])
- }
- ioc := int64(sysSIOCGLIFINDEX)
- if err := ioctl(s, uintptr(ioc), unsafe.Pointer(&lifr)); err == nil {
- ll.Index = int(nativeEndian.Uint32(lifr.Lifru[:4]))
- }
- ioc = int64(sysSIOCGLIFFLAGS)
- if err := ioctl(s, uintptr(ioc), unsafe.Pointer(&lifr)); err == nil {
- ll.Flags = int(nativeEndian.Uint64(lifr.Lifru[:8]))
- }
- ioc = int64(sysSIOCGLIFMTU)
- if err := ioctl(s, uintptr(ioc), unsafe.Pointer(&lifr)); err == nil {
- ll.MTU = int(nativeEndian.Uint32(lifr.Lifru[:4]))
- }
- switch ll.Type {
- case sysIFT_IPV4, sysIFT_IPV6, sysIFT_6TO4:
- default:
- ioc = int64(sysSIOCGLIFHWADDR)
- if err := ioctl(s, uintptr(ioc), unsafe.Pointer(&lifr)); err == nil {
- ll.Addr, _ = parseLinkAddr(lifr.Lifru[4:])
- }
- }
-}
-
-// Links returns a list of logical data links.
-//
-// The provided af must be an address family and name must be a data
-// link name. The zero value of af or name means a wildcard.
-func Links(af int, name string) ([]Link, error) {
- eps, err := newEndpoints(af)
- if len(eps) == 0 {
- return nil, err
- }
- defer func() {
- for _, ep := range eps {
- ep.close()
- }
- }()
- return links(eps, name)
-}
-
-func links(eps []endpoint, name string) ([]Link, error) {
- var lls []Link
- lifn := lifnum{Flags: sysLIFC_NOXMIT | sysLIFC_TEMPORARY | sysLIFC_ALLZONES | sysLIFC_UNDER_IPMP}
- lifc := lifconf{Flags: sysLIFC_NOXMIT | sysLIFC_TEMPORARY | sysLIFC_ALLZONES | sysLIFC_UNDER_IPMP}
- for _, ep := range eps {
- lifn.Family = uint16(ep.af)
- ioc := int64(sysSIOCGLIFNUM)
- if err := ioctl(ep.s, uintptr(ioc), unsafe.Pointer(&lifn)); err != nil {
- continue
- }
- if lifn.Count == 0 {
- continue
- }
- b := make([]byte, lifn.Count*sizeofLifreq)
- lifc.Family = uint16(ep.af)
- lifc.Len = lifn.Count * sizeofLifreq
- if len(lifc.Lifcu) == 8 {
- nativeEndian.PutUint64(lifc.Lifcu[:], uint64(uintptr(unsafe.Pointer(&b[0]))))
- } else {
- nativeEndian.PutUint32(lifc.Lifcu[:], uint32(uintptr(unsafe.Pointer(&b[0]))))
- }
- ioc = int64(sysSIOCGLIFCONF)
- if err := ioctl(ep.s, uintptr(ioc), unsafe.Pointer(&lifc)); err != nil {
- continue
- }
- nb := make([]byte, 32) // see LIFNAMSIZ in net/if.h
- for i := 0; i < int(lifn.Count); i++ {
- lifr := (*lifreq)(unsafe.Pointer(&b[i*sizeofLifreq]))
- for i := 0; i < 32; i++ {
- if lifr.Name[i] == 0 {
- nb = nb[:i]
- break
- }
- nb[i] = byte(lifr.Name[i])
- }
- llname := string(nb)
- nb = nb[:32]
- if isDupLink(lls, llname) || name != "" && name != llname {
- continue
- }
- ll := Link{Name: llname, Type: int(lifr.Type)}
- ll.fetch(ep.s)
- lls = append(lls, ll)
- }
- }
- return lls, nil
-}
-
-func isDupLink(lls []Link, name string) bool {
- for _, ll := range lls {
- if ll.Name == name {
- return true
- }
- }
- return false
-}