/usr/share/gocode/src/code.google.com/p/go.net/ipv6/sockopt_rfc3493_windows.go is in golang-go.net-dev 0.0~hg20131201-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 | // Copyright 2013 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 ipv6
import (
"net"
"os"
"syscall"
"unsafe"
)
func ipv6TrafficClass(fd syscall.Handle) (int, error) {
// TODO(mikio): Implement this
return 0, syscall.EWINDOWS
}
func setIPv6TrafficClass(fd syscall.Handle, v int) error {
// TODO(mikio): Implement this
return syscall.EWINDOWS
}
func ipv6HopLimit(fd syscall.Handle) (int, error) {
var v int32
l := int32(4)
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_UNICAST_HOPS, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
return 0, os.NewSyscallError("getsockopt", err)
}
return int(v), nil
}
func setIPv6HopLimit(fd syscall.Handle, v int) error {
vv := int32(v)
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_UNICAST_HOPS, (*byte)(unsafe.Pointer(&vv)), 4))
}
func ipv6Checksum(fd syscall.Handle) (bool, int, error) {
// TODO(mikio): Implement this
return false, 0, syscall.EWINDOWS
}
func ipv6MulticastHopLimit(fd syscall.Handle) (int, error) {
var v int32
l := int32(4)
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_HOPS, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
return 0, os.NewSyscallError("getsockopt", err)
}
return int(v), nil
}
func setIPv6MulticastHopLimit(fd syscall.Handle, v int) error {
vv := int32(v)
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_HOPS, (*byte)(unsafe.Pointer(&vv)), 4))
}
func ipv6MulticastInterface(fd syscall.Handle) (*net.Interface, error) {
var v int32
l := int32(4)
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_IF, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
return nil, os.NewSyscallError("getsockopt", err)
}
if v == 0 {
return nil, nil
}
ifi, err := net.InterfaceByIndex(int(v))
if err != nil {
return nil, err
}
return ifi, nil
}
func setIPv6MulticastInterface(fd syscall.Handle, ifi *net.Interface) error {
var v int32
if ifi != nil {
v = int32(ifi.Index)
}
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_IF, (*byte)(unsafe.Pointer(&v)), 4))
}
func ipv6MulticastLoopback(fd syscall.Handle) (bool, error) {
var v int32
l := int32(4)
if err := syscall.Getsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_LOOP, (*byte)(unsafe.Pointer(&v)), &l); err != nil {
return false, os.NewSyscallError("getsockopt", err)
}
return v == 1, nil
}
func setIPv6MulticastLoopback(fd syscall.Handle, v bool) error {
vv := int32(boolint(v))
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_MULTICAST_LOOP, (*byte)(unsafe.Pointer(&vv)), 4))
}
func joinIPv6Group(fd syscall.Handle, ifi *net.Interface, grp net.IP) error {
mreq := syscall.IPv6Mreq{}
copy(mreq.Multiaddr[:], grp)
if ifi != nil {
mreq.Interface = uint32(ifi.Index)
}
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_JOIN_GROUP, (*byte)(unsafe.Pointer(&mreq)), int32(unsafe.Sizeof(mreq))))
}
func leaveIPv6Group(fd syscall.Handle, ifi *net.Interface, grp net.IP) error {
mreq := syscall.IPv6Mreq{}
copy(mreq.Multiaddr[:], grp)
if ifi != nil {
mreq.Interface = uint32(ifi.Index)
}
return os.NewSyscallError("setsockopt", syscall.Setsockopt(fd, ianaProtocolIPv6, syscall.IPV6_LEAVE_GROUP, (*byte)(unsafe.Pointer(&mreq)), int32(unsafe.Sizeof(mreq))))
}
func setIPv6Checksum(fd syscall.Handle, on bool, offset int) error {
// TODO(mikio): Implement this
return syscall.EWINDOWS
}
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