sys_bsd.go (1955B)
1 // Copyright 2014 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 //go:build netbsd || openbsd 6 // +build netbsd openbsd 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 const sockoptReceiveInterface = unix.IP_RECVIF 21 22 var ( 23 ctlOpts = [ctlMax]ctlOpt{ 24 ctlTTL: {unix.IP_RECVTTL, 1, marshalTTL, parseTTL}, 25 ctlDst: {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst}, 26 ctlInterface: {unix.IP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface}, 27 } 28 29 sockOpts = map[int]*sockOpt{ 30 ssoTOS: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}}, 31 ssoTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}}, 32 ssoMulticastTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}}, 33 ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}}, 34 ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}}, 35 ssoReceiveTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}}, 36 ssoReceiveDst: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}}, 37 ssoReceiveInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVIF, Len: 4}}, 38 ssoHeaderPrepend: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}}, 39 ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq}, 40 ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq}, 41 } 42 )