sys_aix.go raw

   1  // Copyright 2019 The Go Authors. All rights reserved.
   2  // Use of this source code is governed by a BSD-style
   3  // license that can be found in the LICENSE file.
   4  
   5  // Added for go1.11 compatibility
   6  //go:build aix
   7  
   8  package ipv4
   9  
  10  import (
  11  	"net"
  12  	"syscall"
  13  
  14  	"golang.org/x/net/internal/iana"
  15  	"golang.org/x/net/internal/socket"
  16  
  17  	"golang.org/x/sys/unix"
  18  )
  19  
  20  // IP_RECVIF is defined on AIX but doesn't work. IP_RECVINTERFACE must be used instead.
  21  const sockoptReceiveInterface = unix.IP_RECVINTERFACE
  22  
  23  var (
  24  	ctlOpts = [ctlMax]ctlOpt{
  25  		ctlTTL:       {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
  26  		ctlDst:       {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
  27  		ctlInterface: {unix.IP_RECVINTERFACE, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
  28  	}
  29  
  30  	sockOpts = map[int]*sockOpt{
  31  		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
  32  		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
  33  		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
  34  		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
  35  		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}},
  36  		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
  37  		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
  38  		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVINTERFACE, Len: 4}},
  39  		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
  40  		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
  41  		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
  42  	}
  43  )
  44