d2ea21d0d8
* use certmagic for more extensible/robust ACME cert handling * accept TOS based on config option Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: zeripath <art27@cantab.net> Co-authored-by: Lauris BH <lauris@nix.lv>
55 lines
2.3 KiB
Go
Vendored
55 lines
2.3 KiB
Go
Vendored
// Copyright 2020 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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"unsafe"
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"golang.org/x/net/internal/iana"
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"golang.org/x/net/internal/socket"
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)
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var (
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ctlOpts = [ctlMax]ctlOpt{
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ctlPacketInfo: {sysIP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
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}
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sockOpts = map[int]*sockOpt{
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ssoMulticastTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
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ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
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ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 1}},
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ssoPacketInfo: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVPKTINFO, Len: 4}},
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ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
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ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
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ssoJoinSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
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ssoLeaveSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
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ssoBlockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
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ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
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}
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)
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func (pi *inetPktinfo) setIfindex(i int) {
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pi.Ifindex = uint32(i)
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}
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func (gr *groupReq) setGroup(grp net.IP) {
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sa := (*sockaddrInet4)(unsafe.Pointer(&gr.Group))
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sa.Family = syscall.AF_INET
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sa.Len = sizeofSockaddrInet4
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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 := (*sockaddrInet4)(unsafe.Pointer(&gsr.Group))
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sa.Family = syscall.AF_INET
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sa.Len = sizeofSockaddrInet4
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copy(sa.Addr[:], grp)
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sa = (*sockaddrInet4)(unsafe.Pointer(&gsr.Source))
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sa.Family = syscall.AF_INET
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sa.Len = sizeofSockaddrInet4
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copy(sa.Addr[:], src)
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}
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