mirror of
https://github.com/dutchcoders/transfer.sh.git
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73 lines
2.8 KiB
Go
73 lines
2.8 KiB
Go
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// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package ipv6
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import (
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"net"
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"syscall"
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"unsafe"
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"golang.org/x/net/internal/iana"
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)
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var (
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ctlOpts = [ctlMax]ctlOpt{
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ctlTrafficClass: {sysIPV6_TCLASS, 4, marshalTrafficClass, parseTrafficClass},
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ctlHopLimit: {sysIPV6_HOPLIMIT, 4, marshalHopLimit, parseHopLimit},
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ctlPacketInfo: {sysIPV6_PKTINFO, sizeofInet6Pktinfo, marshalPacketInfo, parsePacketInfo},
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ctlPathMTU: {sysIPV6_PATHMTU, sizeofIPv6Mtuinfo, marshalPathMTU, parsePathMTU},
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}
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sockOpts = [ssoMax]sockOpt{
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ssoTrafficClass: {iana.ProtocolIPv6, sysIPV6_TCLASS, ssoTypeInt},
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ssoHopLimit: {iana.ProtocolIPv6, sysIPV6_UNICAST_HOPS, ssoTypeInt},
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ssoMulticastInterface: {iana.ProtocolIPv6, sysIPV6_MULTICAST_IF, ssoTypeInterface},
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ssoMulticastHopLimit: {iana.ProtocolIPv6, sysIPV6_MULTICAST_HOPS, ssoTypeInt},
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ssoMulticastLoopback: {iana.ProtocolIPv6, sysIPV6_MULTICAST_LOOP, ssoTypeInt},
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ssoReceiveTrafficClass: {iana.ProtocolIPv6, sysIPV6_RECVTCLASS, ssoTypeInt},
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ssoReceiveHopLimit: {iana.ProtocolIPv6, sysIPV6_RECVHOPLIMIT, ssoTypeInt},
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ssoReceivePacketInfo: {iana.ProtocolIPv6, sysIPV6_RECVPKTINFO, ssoTypeInt},
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ssoReceivePathMTU: {iana.ProtocolIPv6, sysIPV6_RECVPATHMTU, ssoTypeInt},
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ssoPathMTU: {iana.ProtocolIPv6, sysIPV6_PATHMTU, ssoTypeMTUInfo},
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ssoChecksum: {iana.ProtocolReserved, sysIPV6_CHECKSUM, ssoTypeInt},
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ssoICMPFilter: {iana.ProtocolIPv6ICMP, sysICMPV6_FILTER, ssoTypeICMPFilter},
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ssoJoinGroup: {iana.ProtocolIPv6, sysMCAST_JOIN_GROUP, ssoTypeGroupReq},
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ssoLeaveGroup: {iana.ProtocolIPv6, sysMCAST_LEAVE_GROUP, ssoTypeGroupReq},
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ssoJoinSourceGroup: {iana.ProtocolIPv6, sysMCAST_JOIN_SOURCE_GROUP, ssoTypeGroupSourceReq},
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ssoLeaveSourceGroup: {iana.ProtocolIPv6, sysMCAST_LEAVE_SOURCE_GROUP, ssoTypeGroupSourceReq},
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ssoBlockSourceGroup: {iana.ProtocolIPv6, sysMCAST_BLOCK_SOURCE, ssoTypeGroupSourceReq},
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ssoUnblockSourceGroup: {iana.ProtocolIPv6, sysMCAST_UNBLOCK_SOURCE, ssoTypeGroupSourceReq},
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}
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)
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func (sa *sockaddrInet6) setSockaddr(ip net.IP, i int) {
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sa.Family = syscall.AF_INET6
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copy(sa.Addr[:], ip)
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sa.Scope_id = uint32(i)
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}
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func (pi *inet6Pktinfo) setIfindex(i int) {
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pi.Ifindex = int32(i)
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}
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func (mreq *ipv6Mreq) setIfindex(i int) {
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mreq.Ifindex = int32(i)
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}
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func (gr *groupReq) setGroup(grp net.IP) {
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sa := (*sockaddrInet6)(unsafe.Pointer(&gr.Group))
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sa.Family = syscall.AF_INET6
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copy(sa.Addr[:], grp)
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}
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func (gsr *groupSourceReq) setSourceGroup(grp, src net.IP) {
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sa := (*sockaddrInet6)(unsafe.Pointer(&gsr.Group))
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sa.Family = syscall.AF_INET6
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copy(sa.Addr[:], grp)
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sa = (*sockaddrInet6)(unsafe.Pointer(&gsr.Source))
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sa.Family = syscall.AF_INET6
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copy(sa.Addr[:], src)
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}
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