forked from TrueCloudLab/lego
6004e599ed
* feat: add dep configuration files. * chore: add vendor folder. * refactor: update Dockerfile. * review: remove git from Dockerfile. * review: remove RUN apk. * review: dep status. * feat: added .dockerignore
75 lines
1.9 KiB
Go
75 lines
1.9 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.
|
|
|
|
package ipv6
|
|
|
|
import (
|
|
"net"
|
|
"syscall"
|
|
|
|
"golang.org/x/net/internal/iana"
|
|
"golang.org/x/net/internal/socket"
|
|
)
|
|
|
|
const (
|
|
// See ws2tcpip.h.
|
|
sysIPV6_UNICAST_HOPS = 0x4
|
|
sysIPV6_MULTICAST_IF = 0x9
|
|
sysIPV6_MULTICAST_HOPS = 0xa
|
|
sysIPV6_MULTICAST_LOOP = 0xb
|
|
sysIPV6_JOIN_GROUP = 0xc
|
|
sysIPV6_LEAVE_GROUP = 0xd
|
|
sysIPV6_PKTINFO = 0x13
|
|
|
|
sizeofSockaddrInet6 = 0x1c
|
|
|
|
sizeofIPv6Mreq = 0x14
|
|
sizeofIPv6Mtuinfo = 0x20
|
|
sizeofICMPv6Filter = 0
|
|
)
|
|
|
|
type sockaddrInet6 struct {
|
|
Family uint16
|
|
Port uint16
|
|
Flowinfo uint32
|
|
Addr [16]byte /* in6_addr */
|
|
Scope_id uint32
|
|
}
|
|
|
|
type ipv6Mreq struct {
|
|
Multiaddr [16]byte /* in6_addr */
|
|
Interface uint32
|
|
}
|
|
|
|
type ipv6Mtuinfo struct {
|
|
Addr sockaddrInet6
|
|
Mtu uint32
|
|
}
|
|
|
|
type icmpv6Filter struct {
|
|
// TODO(mikio): implement this
|
|
}
|
|
|
|
var (
|
|
ctlOpts = [ctlMax]ctlOpt{}
|
|
|
|
sockOpts = map[int]*sockOpt{
|
|
ssoHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_UNICAST_HOPS, Len: 4}},
|
|
ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_IF, Len: 4}},
|
|
ssoMulticastHopLimit: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_HOPS, Len: 4}},
|
|
ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_MULTICAST_LOOP, Len: 4}},
|
|
ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_JOIN_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
|
|
ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIPv6, Name: sysIPV6_LEAVE_GROUP, Len: sizeofIPv6Mreq}, typ: ssoTypeIPMreq},
|
|
}
|
|
)
|
|
|
|
func (sa *sockaddrInet6) setSockaddr(ip net.IP, i int) {
|
|
sa.Family = syscall.AF_INET6
|
|
copy(sa.Addr[:], ip)
|
|
sa.Scope_id = uint32(i)
|
|
}
|
|
|
|
func (mreq *ipv6Mreq) setIfindex(i int) {
|
|
mreq.Interface = uint32(i)
|
|
}
|