ipv4: use socket option consts from x/sys/unix on netbsd and openbsd

Use the socket option constants defined in the golang.org/x/sys/unix
package instead of duplicating them in this package.

Note that for now, sysIP_RECVDSTADDR, sysIP_RECVIF and sysIP_RECVTTL
still need to be defined because they are used in code shared with other
platforms.

Change-Id: I6a6b39e94ec123889c08b55bc469ad51107399cb
Reviewed-on: https://go-review.googlesource.com/c/net/+/304710
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>
This commit is contained in:
Tobias Klauser
2021-03-25 12:52:05 +01:00
committed by Tobias Klauser
parent f475aed52b
commit ef31e18dbd
5 changed files with 16 additions and 66 deletions

View File

@@ -15,23 +15,10 @@ package ipv4
import "C"
const (
sysIP_OPTIONS = C.IP_OPTIONS
sysIP_HDRINCL = C.IP_HDRINCL
sysIP_TOS = C.IP_TOS
sysIP_TTL = C.IP_TTL
sysIP_RECVOPTS = C.IP_RECVOPTS
sysIP_RECVRETOPTS = C.IP_RECVRETOPTS
sysIP_RECVDSTADDR = C.IP_RECVDSTADDR
sysIP_RETOPTS = C.IP_RETOPTS
sysIP_RECVIF = C.IP_RECVIF
sysIP_RECVTTL = C.IP_RECVTTL
sysIP_MULTICAST_IF = C.IP_MULTICAST_IF
sysIP_MULTICAST_TTL = C.IP_MULTICAST_TTL
sysIP_MULTICAST_LOOP = C.IP_MULTICAST_LOOP
sysIP_ADD_MEMBERSHIP = C.IP_ADD_MEMBERSHIP
sysIP_DROP_MEMBERSHIP = C.IP_DROP_MEMBERSHIP
sizeofIPMreq = C.sizeof_struct_ip_mreq
)

View File

@@ -15,23 +15,10 @@ package ipv4
import "C"
const (
sysIP_OPTIONS = C.IP_OPTIONS
sysIP_HDRINCL = C.IP_HDRINCL
sysIP_TOS = C.IP_TOS
sysIP_TTL = C.IP_TTL
sysIP_RECVOPTS = C.IP_RECVOPTS
sysIP_RECVRETOPTS = C.IP_RECVRETOPTS
sysIP_RECVDSTADDR = C.IP_RECVDSTADDR
sysIP_RETOPTS = C.IP_RETOPTS
sysIP_RECVIF = C.IP_RECVIF
sysIP_RECVTTL = C.IP_RECVTTL
sysIP_MULTICAST_IF = C.IP_MULTICAST_IF
sysIP_MULTICAST_TTL = C.IP_MULTICAST_TTL
sysIP_MULTICAST_LOOP = C.IP_MULTICAST_LOOP
sysIP_ADD_MEMBERSHIP = C.IP_ADD_MEMBERSHIP
sysIP_DROP_MEMBERSHIP = C.IP_DROP_MEMBERSHIP
sizeofIPMreq = C.sizeof_struct_ip_mreq
)

View File

@@ -13,26 +13,28 @@ import (
"golang.org/x/net/internal/iana"
"golang.org/x/net/internal/socket"
"golang.org/x/sys/unix"
)
var (
ctlOpts = [ctlMax]ctlOpt{
ctlTTL: {sysIP_RECVTTL, 1, marshalTTL, parseTTL},
ctlDst: {sysIP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
ctlInterface: {sysIP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
ctlTTL: {unix.IP_RECVTTL, 1, marshalTTL, parseTTL},
ctlDst: {unix.IP_RECVDSTADDR, net.IPv4len, marshalDst, parseDst},
ctlInterface: {unix.IP_RECVIF, syscall.SizeofSockaddrDatalink, marshalInterface, parseInterface},
}
sockOpts = map[int]*sockOpt{
ssoTOS: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
ssoTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
ssoMulticastTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 1}},
ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: 4}},
ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 1}},
ssoReceiveTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
ssoReceiveDst: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVDSTADDR, Len: 4}},
ssoReceiveInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVIF, Len: 4}},
ssoHeaderPrepend: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
ssoTOS: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TOS, Len: 4}},
ssoTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_TTL, Len: 4}},
ssoMulticastTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_TTL, Len: 1}},
ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_IF, Len: 4}},
ssoMulticastLoopback: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_MULTICAST_LOOP, Len: 1}},
ssoReceiveTTL: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVTTL, Len: 4}},
ssoReceiveDst: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVDSTADDR, Len: 4}},
ssoReceiveInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_RECVIF, Len: 4}},
ssoHeaderPrepend: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_HDRINCL, Len: 4}},
ssoJoinGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_ADD_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
ssoLeaveGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: unix.IP_DROP_MEMBERSHIP, Len: sizeofIPMreq}, typ: ssoTypeIPMreq},
}
)

View File

@@ -4,23 +4,10 @@
package ipv4
const (
sysIP_OPTIONS = 0x1
sysIP_HDRINCL = 0x2
sysIP_TOS = 0x3
sysIP_TTL = 0x4
sysIP_RECVOPTS = 0x5
sysIP_RECVRETOPTS = 0x6
sysIP_RECVDSTADDR = 0x7
sysIP_RETOPTS = 0x8
sysIP_RECVIF = 0x14
sysIP_RECVTTL = 0x17
sysIP_MULTICAST_IF = 0x9
sysIP_MULTICAST_TTL = 0xa
sysIP_MULTICAST_LOOP = 0xb
sysIP_ADD_MEMBERSHIP = 0xc
sysIP_DROP_MEMBERSHIP = 0xd
sizeofIPMreq = 0x8
)

View File

@@ -4,23 +4,10 @@
package ipv4
const (
sysIP_OPTIONS = 0x1
sysIP_HDRINCL = 0x2
sysIP_TOS = 0x3
sysIP_TTL = 0x4
sysIP_RECVOPTS = 0x5
sysIP_RECVRETOPTS = 0x6
sysIP_RECVDSTADDR = 0x7
sysIP_RETOPTS = 0x8
sysIP_RECVIF = 0x1e
sysIP_RECVTTL = 0x1f
sysIP_MULTICAST_IF = 0x9
sysIP_MULTICAST_TTL = 0xa
sysIP_MULTICAST_LOOP = 0xb
sysIP_ADD_MEMBERSHIP = 0xc
sysIP_DROP_MEMBERSHIP = 0xd
sizeofIPMreq = 0x8
)