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d25e304258
Remove the remaining local definitions of the IP_RECVDSTADDR, IP_RECVIF and IP_RECVTTL socket option constants and use the constants defined in the golang.org/x/sys/unix package instead. Change-Id: I5308f5c5b3586e9d5c050e6cf126aeba48b47ba7 Reviewed-on: https://go-review.googlesource.com/c/net/+/311289 Trust: Tobias Klauser <tobias.klauser@gmail.com> Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org>
40 lines
1.9 KiB
Go
40 lines
1.9 KiB
Go
// Copyright 2017 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 ipv4
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import (
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"net"
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"syscall"
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"golang.org/x/net/internal/iana"
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"golang.org/x/net/internal/socket"
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"golang.org/x/sys/unix"
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)
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const sockoptReceiveInterface = unix.IP_RECVIF
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var (
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ctlOpts = [ctlMax]ctlOpt{
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ctlTTL: {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
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ctlDst: {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
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ctlInterface: {unix.IP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
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}
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sockOpts = map[int]*sockOpt{
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ssoTOS: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
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ssoTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
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ssoMulticastTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
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ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
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ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 4}},
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ssoReceiveTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
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ssoReceiveDst: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
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ssoReceiveInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVIF, Len: 4}},
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ssoHeaderPrepend: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
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ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
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ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
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}
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)
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