diff options
author | Dimitri Sokolyuk <demon@dim13.org> | 2019-07-02 12:12:53 +0200 |
---|---|---|
committer | Dimitri Sokolyuk <demon@dim13.org> | 2019-07-02 12:12:53 +0200 |
commit | 473acc61c8392dc7ae303d91568e179c4f105a76 (patch) | |
tree | a2070cba25f918cda460387e587dd60551b23894 /vendor/golang.org/x/net/lif/link.go | |
parent | dd45f63209a8e51979b11182253ee80b5289c10a (diff) |
add black list
Diffstat (limited to 'vendor/golang.org/x/net/lif/link.go')
-rw-r--r-- | vendor/golang.org/x/net/lif/link.go | 126 |
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 -} |