syscall: add IPv6 socket options for Unix variants

This CL adds missing IPv6 socket options which are required
to control IPv6 as described in RFC 3493, RFC 3542.

Update #5538

R=golang-dev, dave, iant
CC=golang-dev
https://golang.org/cl/9373046

src/pkg/syscall/mkerrors.sh

@@ -71,6 +71,7 @@ includes_Linux='
 #include <sys/prctl.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <sys/socket.h>
 #include <linux/if_addr.h>
 #include <linux/if_ether.h>
 #include <linux/if_tun.h>
@@ -80,6 +81,7 @@ includes_Linux='
 #include <linux/rtnetlink.h>
 #include <linux/ptrace.h>
 #include <linux/wait.h>
+#include <linux/icmpv6.h>
 #include <net/if.h>
 #include <net/if_arp.h>
 #include <net/route.h>
@@ -200,7 +202,8 @@ ccflags="$@"
 		$2 ~ /^O[CNPFP][A-Z]+[^_][A-Z]+$/ ||
 		$2 ~ /^IN_/ ||
 		$2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
-		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
+		$2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
+		$2 == "ICMPV6_FILTER" ||
 		$2 == "SOMAXCONN" ||
 		$2 == "NAME_MAX" ||
 		$2 == "IFNAMSIZ" ||

src/pkg/syscall/syscall_bsd.go

@@ -414,6 +414,20 @@ func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
 	return &value, err
 }
 
+func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
+	var value IPv6MTUInfo
+	vallen := _Socklen(SizeofIPv6MTUInfo)
+	err := getsockopt(fd, level, opt, uintptr(unsafe.Pointer(&value)), &vallen)
+	return &value, err
+}
+
+func GetsockoptICMPv6Filter(fd, level, opt int) (*ICMPv6Filter, error) {
+	var value ICMPv6Filter
+	vallen := _Socklen(SizeofICMPv6Filter)
+	err := getsockopt(fd, level, opt, uintptr(unsafe.Pointer(&value)), &vallen)
+	return &value, err
+}
+
 func SetsockoptByte(fd, level, opt int, value byte) (err error) {
 	var n = byte(value)
 	return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(&n)), 1)
@@ -444,6 +458,10 @@ func SetsockoptIPv6Mreq(fd, level, opt int, mreq *IPv6Mreq) (err error) {
 	return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(mreq)), unsafe.Sizeof(*mreq))
 }
 
+func SetsockoptICMPv6Filter(fd, level, opt int, filter *ICMPv6Filter) error {
+	return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(filter)), SizeofICMPv6Filter)
+}
+
 func SetsockoptString(fd, level, opt int, s string) (err error) {
 	return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(&[]byte(s)[0])), uintptr(len(s)))
 }

src/pkg/syscall/syscall_linux.go

@@ -540,6 +540,20 @@ func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
 	return &value, err
 }
 
+func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
+	var value IPv6MTUInfo
+	vallen := _Socklen(SizeofIPv6MTUInfo)
+	err := getsockopt(fd, level, opt, uintptr(unsafe.Pointer(&value)), &vallen)
+	return &value, err
+}
+
+func GetsockoptICMPv6Filter(fd, level, opt int) (*ICMPv6Filter, error) {
+	var value ICMPv6Filter
+	vallen := _Socklen(SizeofICMPv6Filter)
+	err := getsockopt(fd, level, opt, uintptr(unsafe.Pointer(&value)), &vallen)
+	return &value, err
+}
+
 func GetsockoptUcred(fd, level, opt int) (*Ucred, error) {
 	var value Ucred
 	vallen := _Socklen(SizeofUcred)
@@ -576,6 +590,9 @@ func SetsockoptIPv6Mreq(fd, level, opt int, mreq *IPv6Mreq) (err error) {
 	return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(mreq)), unsafe.Sizeof(*mreq))
 }
 
+func SetsockoptICMPv6Filter(fd, level, opt int, filter *ICMPv6Filter) error {
+	return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(filter)), SizeofICMPv6Filter)
+}
 func SetsockoptString(fd, level, opt int, s string) (err error) {
 	return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(&[]byte(s)[0])), uintptr(len(s)))
 }

src/pkg/syscall/types_darwin.go

@@ -45,6 +45,7 @@ package syscall
 #include <net/if_var.h>
 #include <net/route.h>
 #include <netinet/in.h>
+#include <netinet/icmp6.h>
 #include <netinet/tcp.h>
 
 enum {
@@ -154,6 +155,10 @@ type Inet4Pktinfo C.struct_in_pktinfo
 
 type Inet6Pktinfo C.struct_in6_pktinfo
 
+type IPv6MTUInfo C.struct_ip6_mtuinfo
+
+type ICMPv6Filter C.struct_icmp6_filter
+
 const (
 	SizeofSockaddrInet4    = C.sizeof_struct_sockaddr_in
 	SizeofSockaddrInet6    = C.sizeof_struct_sockaddr_in6
@@ -167,6 +172,8 @@ const (
 	SizeofCmsghdr          = C.sizeof_struct_cmsghdr
 	SizeofInet4Pktinfo     = C.sizeof_struct_in_pktinfo
 	SizeofInet6Pktinfo     = C.sizeof_struct_in6_pktinfo
+	SizeofIPv6MTUInfo      = C.sizeof_struct_ip6_mtuinfo
+	SizeofICMPv6Filter     = C.sizeof_struct_icmp6_filter
 )
 
 // Ptrace requests

src/pkg/syscall/types_freebsd.go

@@ -39,6 +39,7 @@ package syscall
 #include <net/if_dl.h>
 #include <net/route.h>
 #include <netinet/in.h>
+#include <netinet/icmp6.h>
 #include <netinet/tcp.h>
 
 enum {
@@ -159,6 +160,10 @@ type Cmsghdr C.struct_cmsghdr
 
 type Inet6Pktinfo C.struct_in6_pktinfo
 
+type IPv6MTUInfo C.struct_ip6_mtuinfo
+
+type ICMPv6Filter C.struct_icmp6_filter
+
 const (
 	SizeofSockaddrInet4    = C.sizeof_struct_sockaddr_in
 	SizeofSockaddrInet6    = C.sizeof_struct_sockaddr_in6
@@ -172,6 +177,8 @@ const (
 	SizeofMsghdr           = C.sizeof_struct_msghdr
 	SizeofCmsghdr          = C.sizeof_struct_cmsghdr
 	SizeofInet6Pktinfo     = C.sizeof_struct_in6_pktinfo
+	SizeofIPv6MTUInfo      = C.sizeof_struct_ip6_mtuinfo
+	SizeofICMPv6Filter     = C.sizeof_struct_icmp6_filter
 )
 
 // Ptrace requests

src/pkg/syscall/types_linux.go

@@ -49,6 +49,7 @@ package syscall
 #include <linux/filter.h>
 #include <linux/netlink.h>
 #include <linux/rtnetlink.h>
+#include <linux/icmpv6.h>
 #include <termios.h>
 #include <time.h>
 #include <unistd.h>
@@ -193,6 +194,10 @@ type Inet4Pktinfo C.struct_in_pktinfo
 
 type Inet6Pktinfo C.struct_in6_pktinfo
 
+type IPv6MTUInfo C.struct_ip6_mtuinfo
+
+type ICMPv6Filter C.struct_icmp6_filter
+
 type Ucred C.struct_ucred
 
 type TCPInfo C.struct_tcp_info
@@ -212,6 +217,8 @@ const (
 	SizeofCmsghdr           = C.sizeof_struct_cmsghdr
 	SizeofInet4Pktinfo      = C.sizeof_struct_in_pktinfo
 	SizeofInet6Pktinfo      = C.sizeof_struct_in6_pktinfo
+	SizeofIPv6MTUInfo       = C.sizeof_struct_ip6_mtuinfo
+	SizeofICMPv6Filter      = C.sizeof_struct_icmp6_filter
 	SizeofUcred             = C.sizeof_struct_ucred
 	SizeofTCPInfo           = C.sizeof_struct_tcp_info
 )

src/pkg/syscall/types_netbsd.go

@@ -41,6 +41,7 @@ package syscall
 #include <net/if_dl.h>
 #include <net/route.h>
 #include <netinet/in.h>
+#include <netinet/icmp6.h>
 #include <netinet/tcp.h>
 
 enum {
@@ -138,6 +139,10 @@ type Cmsghdr C.struct_cmsghdr
 
 type Inet6Pktinfo C.struct_in6_pktinfo
 
+type IPv6MTUInfo C.struct_ip6_mtuinfo
+
+type ICMPv6Filter C.struct_icmp6_filter
+
 const (
 	SizeofSockaddrInet4    = C.sizeof_struct_sockaddr_in
 	SizeofSockaddrInet6    = C.sizeof_struct_sockaddr_in6
@@ -150,6 +155,8 @@ const (
 	SizeofMsghdr           = C.sizeof_struct_msghdr
 	SizeofCmsghdr          = C.sizeof_struct_cmsghdr
 	SizeofInet6Pktinfo     = C.sizeof_struct_in6_pktinfo
+	SizeofIPv6MTUInfo      = C.sizeof_struct_ip6_mtuinfo
+	SizeofICMPv6Filter     = C.sizeof_struct_icmp6_filter
 )
 
 // Ptrace requests

src/pkg/syscall/types_openbsd.go

@@ -40,6 +40,7 @@ package syscall
 #include <net/if_dl.h>
 #include <net/route.h>
 #include <netinet/in.h>
+#include <netinet/icmp6.h>
 #include <netinet/tcp.h>
 
 enum {
@@ -154,6 +155,10 @@ type Cmsghdr C.struct_cmsghdr
 
 type Inet6Pktinfo C.struct_in6_pktinfo
 
+type IPv6MTUInfo C.struct_ip6_mtuinfo
+
+type ICMPv6Filter C.struct_icmp6_filter
+
 const (
 	SizeofSockaddrInet4    = C.sizeof_struct_sockaddr_in
 	SizeofSockaddrInet6    = C.sizeof_struct_sockaddr_in6
@@ -166,6 +171,8 @@ const (
 	SizeofMsghdr           = C.sizeof_struct_msghdr
 	SizeofCmsghdr          = C.sizeof_struct_cmsghdr
 	SizeofInet6Pktinfo     = C.sizeof_struct_in6_pktinfo
+	SizeofIPv6MTUInfo      = C.sizeof_struct_ip6_mtuinfo
+	SizeofICMPv6Filter     = C.sizeof_struct_icmp6_filter
 )
 
 // Ptrace requests

src/pkg/syscall/zerrors_darwin_386.go

@@ -273,6 +273,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFF_ALLMULTI                      = 0x200

src/pkg/syscall/zerrors_darwin_amd64.go

@@ -273,6 +273,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFF_ALLMULTI                      = 0x200

src/pkg/syscall/zerrors_freebsd_386.go

@@ -461,6 +461,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/zerrors_freebsd_amd64.go

@@ -461,6 +461,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/zerrors_freebsd_arm.go

@@ -466,6 +466,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/zerrors_linux_386.go

@@ -276,6 +276,7 @@ const (
 	F_ULOCK                          = 0x0
 	F_UNLCK                          = 0x2
 	F_WRLCK                          = 0x1
+	ICMPV6_FILTER                    = 0x1
 	IFA_F_DADFAILED                  = 0x8
 	IFA_F_DEPRECATED                 = 0x20
 	IFA_F_HOMEADDRESS                = 0x10

src/pkg/syscall/zerrors_linux_amd64.go

@@ -276,6 +276,7 @@ const (
 	F_ULOCK                          = 0x0
 	F_UNLCK                          = 0x2
 	F_WRLCK                          = 0x1
+	ICMPV6_FILTER                    = 0x1
 	IFA_F_DADFAILED                  = 0x8
 	IFA_F_DEPRECATED                 = 0x20
 	IFA_F_HOMEADDRESS                = 0x10

src/pkg/syscall/zerrors_linux_arm.go

@@ -274,6 +274,7 @@ const (
 	F_ULOCK                          = 0x0
 	F_UNLCK                          = 0x2
 	F_WRLCK                          = 0x1
+	ICMPV6_FILTER                    = 0x1
 	IFA_F_DADFAILED                  = 0x8
 	IFA_F_DEPRECATED                 = 0x20
 	IFA_F_HOMEADDRESS                = 0x10

src/pkg/syscall/zerrors_netbsd_386.go

@@ -570,6 +570,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/zerrors_netbsd_amd64.go

@@ -560,6 +560,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/zerrors_netbsd_arm.go

@@ -560,6 +560,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/zerrors_openbsd_386.go

@@ -439,6 +439,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/zerrors_openbsd_amd64.go

@@ -445,6 +445,7 @@ const (
 	F_WRLCK                           = 0x3
 	HUPCL                             = 0x4000
 	ICANON                            = 0x100
+	ICMP6_FILTER                      = 0x12
 	ICRNL                             = 0x100
 	IEXTEN                            = 0x400
 	IFAN_ARRIVAL                      = 0x0

src/pkg/syscall/ztypes_darwin_386.go

@@ -237,6 +237,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -250,6 +259,8 @@ const (
 	SizeofCmsghdr          = 0xc
 	SizeofInet4Pktinfo     = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_darwin_amd64.go

@@ -245,6 +245,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -258,6 +267,8 @@ const (
 	SizeofCmsghdr          = 0xc
 	SizeofInet4Pktinfo     = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_freebsd_386.go

@@ -236,6 +236,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -249,6 +258,8 @@ const (
 	SizeofMsghdr           = 0x1c
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_freebsd_amd64.go

@@ -238,6 +238,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -251,6 +260,8 @@ const (
 	SizeofMsghdr           = 0x30
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_freebsd_arm.go

@@ -238,6 +238,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -251,6 +260,8 @@ const (
 	SizeofMsghdr           = 0x1c
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_linux_386.go

@@ -245,6 +245,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Data [8]uint32
+}
+
 type Ucred struct {
 	Pid int32
 	Uid uint32
@@ -300,6 +309,8 @@ const (
 	SizeofCmsghdr           = 0xc
 	SizeofInet4Pktinfo      = 0xc
 	SizeofInet6Pktinfo      = 0x14
+	SizeofIPv6MTUInfo       = 0x20
+	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
 )

src/pkg/syscall/ztypes_linux_amd64.go

@@ -247,6 +247,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Data [8]uint32
+}
+
 type Ucred struct {
 	Pid int32
 	Uid uint32
@@ -302,6 +311,8 @@ const (
 	SizeofCmsghdr           = 0x10
 	SizeofInet4Pktinfo      = 0xc
 	SizeofInet6Pktinfo      = 0x14
+	SizeofIPv6MTUInfo       = 0x20
+	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
 )

src/pkg/syscall/ztypes_linux_arm.go

@@ -247,6 +247,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Data [8]uint32
+}
+
 type Ucred struct {
 	Pid int32
 	Uid uint32
@@ -302,6 +311,8 @@ const (
 	SizeofCmsghdr           = 0xc
 	SizeofInet4Pktinfo      = 0xc
 	SizeofInet6Pktinfo      = 0x14
+	SizeofIPv6MTUInfo       = 0x20
+	SizeofICMPv6Filter      = 0x20
 	SizeofUcred             = 0xc
 	SizeofTCPInfo           = 0x68
 )

src/pkg/syscall/ztypes_netbsd_386.go

@@ -185,6 +185,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -197,6 +206,8 @@ const (
 	SizeofMsghdr           = 0x1c
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_netbsd_amd64.go

@@ -191,6 +191,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -203,6 +212,8 @@ const (
 	SizeofMsghdr           = 0x30
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_netbsd_arm.go

@@ -185,6 +185,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -197,6 +206,8 @@ const (
 	SizeofMsghdr           = 0x1c
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_openbsd_386.go

@@ -226,6 +226,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -238,6 +247,8 @@ const (
 	SizeofMsghdr           = 0x1c
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (

src/pkg/syscall/ztypes_openbsd_amd64.go

@@ -231,6 +231,15 @@ type Inet6Pktinfo struct {
 	Ifindex uint32
 }
 
+type IPv6MTUInfo struct {
+	Addr RawSockaddrInet6
+	Mtu  uint32
+}
+
+type ICMPv6Filter struct {
+	Filt [8]uint32
+}
+
 const (
 	SizeofSockaddrInet4    = 0x10
 	SizeofSockaddrInet6    = 0x1c
@@ -243,6 +252,8 @@ const (
 	SizeofMsghdr           = 0x30
 	SizeofCmsghdr          = 0xc
 	SizeofInet6Pktinfo     = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (