mirror of https://gogs.blitter.com/RLabs/xs
61 lines
2.8 KiB
Go
61 lines
2.8 KiB
Go
|
// 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.
|
||
|
|
|
||
|
|
//go:build dragonfly || netbsd || openbsd
|
||
|
|
// +build dragonfly netbsd openbsd
|
||
|
|
|
||
|
|
package ipv6
|
||
|
|
|
||
|
|
import (
|
||
|
|
"net"
|
||
|
|
"syscall"
|
||
|
|
|
||
|
|
"golang.org/x/net/internal/iana"
|
||
|
|
"golang.org/x/net/internal/socket"
|
||
|
|
|
||
|
|
"golang.org/x/sys/unix"
|
||
|
|
)
|
||
|
|
|
||
|
|
var (
|
||
|
|
ctlOpts = [ctlMax]ctlOpt{
|
||
|
|
ctlTrafficClass: {unix.IPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
|
||
|
|
ctlHopLimit: {unix.IPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
|
||
|
|
ctlPacketInfo: {unix.IPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
|
||
|
|
ctlNextHop: {unix.IPV6_NEXTHOP, sizeofSockaddrInet6, marshalNextHop, parseNextHop},
|
||
|
|
ctlPathMTU: {unix.IPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
|
||
|
|
}
|
||
|
|
|
||
|
|
sockOpts = map[int]*sockOpt{
|
||
|
|
ssoTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_TCLASS, Len: 4}},
|
||
|
|
ssoHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_UNICAST_HOPS, Len: 4}},
|
||
|
|
ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_IF, Len: 4}},
|
||
|
|
ssoMulticastHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_HOPS, Len: 4}},
|
||
|
|
ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_MULTICAST_LOOP, Len: 4}},
|
||
|
|
ssoReceiveTrafficClass: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVTCLASS, Len: 4}},
|
||
|
|
ssoReceiveHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVHOPLIMIT, Len: 4}},
|
||
|
|
ssoReceivePacketInfo: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPKTINFO, Len: 4}},
|
||
|
|
ssoReceivePathMTU: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_RECVPATHMTU, Len: 4}},
|
||
|
|
ssoPathMTU: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_PATHMTU, Len: sizeofIPv6Mtuinfo}},
|
||
|
|
ssoChecksum: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_CHECKSUM, Len: 4}},
|
||
|
|
ssoICMPFilter: {Option: socket.Option{Level: iana.ProtocolIPv6ICMP, Name: unix.ICMP6_FILTER, Len: sizeofICMPv6Filter}},
|
||
|
|
ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
|
||
|
|
ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: unix.IPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
|
||
|
|
}
|
||
|
|
)
|
||
|
|
|
||
|
|
func (sa *sockaddrInet6) setSockaddr(ip net.IP, i int) {
|
||
|
|
sa.Len = sizeofSockaddrInet6
|
||
|
|
sa.Family = syscall.AF_INET6
|
||
|
|
copy(sa.Addr[:], ip)
|
||
|
|
sa.Scope_id = uint32(i)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (pi *inet6Pktinfo) setIfindex(i int) {
|
||
|
|
pi.Ifindex = uint32(i)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (mreq *ipv6Mreq) setIfindex(i int) {
|
||
|
|
mreq.Interface = uint32(i)
|
||
|
|
}
|