github.com/hxx258456/ccgo@v0.0.5-0.20230213014102-48b35f46f66f/net/ipv4/sys_aix.go (about)

     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  // +build aix
     8  
     9  package ipv4
    10  
    11  import (
    12  	"net"
    13  	"syscall"
    14  
    15  	"github.com/hxx258456/ccgo/net/internal/iana"
    16  	"github.com/hxx258456/ccgo/net/internal/socket"
    17  
    18  	"golang.org/x/sys/unix"
    19  )
    20  
    21  // IP_RECVIF is defined on AIX but doesn't work. IP_RECVINTERFACE must be used instead.
    22  const sockoptReceiveInterface = unix.IP_RECVINTERFACE
    23  
    24  var (
    25  	ctlOpts = [ctlMax]ctlOpt{
    26  		ctlTTL:       {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
    27  		ctlDst:       {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
    28  		ctlInterface: {unix.IP_RECVINTERFACE, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
    29  	}
    30  
    31  	sockOpts = map[int]*sockOpt{
    32  		ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
    33  		ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
    34  		ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
    35  		ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
    36  		ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}},
    37  		ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
    38  		ssoReceiveDst:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
    39  		ssoReceiveInterface:   {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVINTERFACE, Len: 4}},
    40  		ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
    41  		ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
    42  		ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
    43  	}
    44  )