syscall: add source-specific multicast socket options for FreeBSD

Update #8266

LGTM=iant
R=golang-codereviews, iant
CC=golang-codereviews
https://golang.org/cl/104290043

diff --git a/src/pkg/syscall/mkerrors.sh b/src/pkg/syscall/mkerrors.sh
index cf0afe0bdd8966c001f60f553152551600b9e35c..e86ec1107a963780fa469f409c717dd75d01c4bf 100755 (executable)
--- a/src/pkg/syscall/mkerrors.sh
+++ b/src/pkg/syscall/mkerrors.sh
@@ -266,7 +266,7 @@ ccflags="$@"
                $2 ~ /^O[CNPFP][A-Z]+[^_][A-Z]+$/ ||
                $2 ~ /^IN_/ ||
                $2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
-               $2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|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|MCAST)_/ ||
                $2 == "ICMPV6_FILTER" ||
                $2 == "SOMAXCONN" ||
                $2 == "NAME_MAX" ||

diff --git a/src/pkg/syscall/syscall_freebsd.go b/src/pkg/syscall/syscall_freebsd.go
index 3d834f52b5c2509f0b93e0ee4bffce927ceac154..2d8f0ab6d41af263390736f2b158828988c1ce8c 100644 (file)
--- a/src/pkg/syscall/syscall_freebsd.go
+++ b/src/pkg/syscall/syscall_freebsd.go
@@ -93,14 +93,36 @@ func Pipe(p []int) (err error) {
 }
 
 func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) {
-       var value IPMreqn
-       vallen := _Socklen(SizeofIPMreqn)
-       errno := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
-       return &value, errno
+       var v IPMreqn
+       l := _Socklen(SizeofIPMreqn)
+       err := getsockopt(fd, level, opt, unsafe.Pointer(&v), &l)
+       return &v, err
 }
 
-func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) {
-       return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq))
+func GetsockoptGroupReq(fd, level, opt int) (*GroupReq, error) {
+       var v GroupReq
+       l := _Socklen(SizeofGroupReq)
+       err := getsockopt(fd, level, opt, unsafe.Pointer(&v), &l)
+       return &v, err
+}
+
+func GetsockoptGroupSourceReq(fd, level, opt int) (*GroupSourceReq, error) {
+       var v GroupSourceReq
+       l := _Socklen(SizeofGroupSourceReq)
+       err := getsockopt(fd, level, opt, unsafe.Pointer(&v), &l)
+       return &v, err
+}
+
+func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) error {
+       return setsockopt(fd, level, opt, unsafe.Pointer(mreq), SizeofIPMreqn)
+}
+
+func SetsockoptGroupReq(fd, level, opt int, greq *GroupReq) error {
+       return setsockopt(fd, level, opt, unsafe.Pointer(greq), SizeofGroupReq)
+}
+
+func SetsockoptGroupSourceReq(fd, level, opt int, gsreq *GroupSourceReq) error {
+       return setsockopt(fd, level, opt, unsafe.Pointer(gsreq), SizeofGroupSourceReq)
 }
 
 func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) {

diff --git a/src/pkg/syscall/types_freebsd.go b/src/pkg/syscall/types_freebsd.go
index 68a69312b207982ca988ef9226587f05b7719bfe..31d9633234106e50065e1e1e012163805189264c 100644 (file)
--- a/src/pkg/syscall/types_freebsd.go
+++ b/src/pkg/syscall/types_freebsd.go
@@ -224,6 +224,8 @@ type RawSockaddr C.struct_sockaddr
 
 type RawSockaddrAny C.struct_sockaddr_any
 
+type RawSockaddrStorage C.struct_sockaddr_storage
+
 type _Socklen C.socklen_t
 
 type Linger C.struct_linger
@@ -236,6 +238,10 @@ type IPMreqn C.struct_ip_mreqn
 
 type IPv6Mreq C.struct_ipv6_mreq
 
+type GroupReq C.struct_group_req
+
+type GroupSourceReq C.struct_group_source_req
+
 type Msghdr C.struct_msghdr
 
 type Cmsghdr C.struct_cmsghdr
@@ -252,10 +258,13 @@ const (
        SizeofSockaddrAny      = C.sizeof_struct_sockaddr_any
        SizeofSockaddrUnix     = C.sizeof_struct_sockaddr_un
        SizeofSockaddrDatalink = C.sizeof_struct_sockaddr_dl
+       SizeofSockaddrStorage  = C.sizeof_struct_sockaddr_storage
        SizeofLinger           = C.sizeof_struct_linger
        SizeofIPMreq           = C.sizeof_struct_ip_mreq
        SizeofIPMreqn          = C.sizeof_struct_ip_mreqn
        SizeofIPv6Mreq         = C.sizeof_struct_ipv6_mreq
+       SizeofGroupReq         = C.sizeof_struct_group_req
+       SizeofGroupSourceReq   = C.sizeof_struct_group_source_req
        SizeofMsghdr           = C.sizeof_struct_msghdr
        SizeofCmsghdr          = C.sizeof_struct_cmsghdr
        SizeofInet6Pktinfo     = C.sizeof_struct_in6_pktinfo

diff --git a/src/pkg/syscall/zerrors_freebsd_386.go b/src/pkg/syscall/zerrors_freebsd_386.go
index cd3aa80a9c406e3a35e4d136236997dab4bee4c3..cdaaf5937d52224a7cfc97f515b3be9912004c2d 100644 (file)
--- a/src/pkg/syscall/zerrors_freebsd_386.go
+++ b/src/pkg/syscall/zerrors_freebsd_386.go
@@ -1022,6 +1022,15 @@ const (
        MAP_RESERVED0100                  = 0x100
        MAP_SHARED                        = 0x1
        MAP_STACK                         = 0x400
+       MCAST_BLOCK_SOURCE                = 0x54
+       MCAST_EXCLUDE                     = 0x2
+       MCAST_INCLUDE                     = 0x1
+       MCAST_JOIN_GROUP                  = 0x50
+       MCAST_JOIN_SOURCE_GROUP           = 0x52
+       MCAST_LEAVE_GROUP                 = 0x51
+       MCAST_LEAVE_SOURCE_GROUP          = 0x53
+       MCAST_UNBLOCK_SOURCE              = 0x55
+       MCAST_UNDEFINED                   = 0x0
        MCL_CURRENT                       = 0x1
        MCL_FUTURE                        = 0x2
        MSG_CMSG_CLOEXEC                  = 0x40000

diff --git a/src/pkg/syscall/zerrors_freebsd_amd64.go b/src/pkg/syscall/zerrors_freebsd_amd64.go
index 9edce6e2fa9119f1452d4502b2698c371d90c214..02c167732eba0838e141834424056001c203ddfd 100644 (file)
--- a/src/pkg/syscall/zerrors_freebsd_amd64.go
+++ b/src/pkg/syscall/zerrors_freebsd_amd64.go
@@ -1023,6 +1023,15 @@ const (
        MAP_RESERVED0100                  = 0x100
        MAP_SHARED                        = 0x1
        MAP_STACK                         = 0x400
+       MCAST_BLOCK_SOURCE                = 0x54
+       MCAST_EXCLUDE                     = 0x2
+       MCAST_INCLUDE                     = 0x1
+       MCAST_JOIN_GROUP                  = 0x50
+       MCAST_JOIN_SOURCE_GROUP           = 0x52
+       MCAST_LEAVE_GROUP                 = 0x51
+       MCAST_LEAVE_SOURCE_GROUP          = 0x53
+       MCAST_UNBLOCK_SOURCE              = 0x55
+       MCAST_UNDEFINED                   = 0x0
        MCL_CURRENT                       = 0x1
        MCL_FUTURE                        = 0x2
        MSG_CMSG_CLOEXEC                  = 0x40000

diff --git a/src/pkg/syscall/zerrors_freebsd_arm.go b/src/pkg/syscall/zerrors_freebsd_arm.go
index f29dd057b6b022ad41d6fc4f4ebb48432838030b..4706c70d3657d391b78d04cab752da319a533b12 100644 (file)
--- a/src/pkg/syscall/zerrors_freebsd_arm.go
+++ b/src/pkg/syscall/zerrors_freebsd_arm.go
@@ -1022,6 +1022,15 @@ const (
        MAP_RESERVED0100                  = 0x100
        MAP_SHARED                        = 0x1
        MAP_STACK                         = 0x400
+       MCAST_BLOCK_SOURCE                = 0x54
+       MCAST_EXCLUDE                     = 0x2
+       MCAST_INCLUDE                     = 0x1
+       MCAST_JOIN_GROUP                  = 0x50
+       MCAST_JOIN_SOURCE_GROUP           = 0x52
+       MCAST_LEAVE_GROUP                 = 0x51
+       MCAST_LEAVE_SOURCE_GROUP          = 0x53
+       MCAST_UNBLOCK_SOURCE              = 0x55
+       MCAST_UNDEFINED                   = 0x0
        MCL_CURRENT                       = 0x1
        MCL_FUTURE                        = 0x2
        MSG_CMSG_CLOEXEC                  = 0x40000

diff --git a/src/pkg/syscall/ztypes_freebsd_386.go b/src/pkg/syscall/ztypes_freebsd_386.go
index b809eea37ac2fa3607bfde25a6443a79ab9cb27e..07f52bfb2b45bc1c329b18ee57e6b6f5762a2387 100644 (file)
--- a/src/pkg/syscall/ztypes_freebsd_386.go
+++ b/src/pkg/syscall/ztypes_freebsd_386.go
@@ -183,6 +183,14 @@ type RawSockaddrAny struct {
        Pad  [92]int8
 }
 
+type RawSockaddrStorage struct {
+       Len         uint8
+       Family      uint8
+       X__ss_pad1  [6]int8
+       X__ss_align int64
+       X__ss_pad2  [112]int8
+}
+
 type _Socklen uint32
 
 type Linger struct {
@@ -211,6 +219,17 @@ type IPv6Mreq struct {
        Interface uint32
 }
 
+type GroupReq struct {
+       Interface uint32
+       Group     RawSockaddrStorage
+}
+
+type GroupSourceReq struct {
+       Interface uint32
+       Group     RawSockaddrStorage
+       Source    RawSockaddrStorage
+}
+
 type Msghdr struct {
        Name       *byte
        Namelen    uint32
@@ -247,10 +266,13 @@ const (
        SizeofSockaddrAny      = 0x6c
        SizeofSockaddrUnix     = 0x6a
        SizeofSockaddrDatalink = 0x36
+       SizeofSockaddrStorage  = 0x80
        SizeofLinger           = 0x8
        SizeofIPMreq           = 0x8
        SizeofIPMreqn          = 0xc
        SizeofIPv6Mreq         = 0x14
+       SizeofGroupReq         = 0x84
+       SizeofGroupSourceReq   = 0x104
        SizeofMsghdr           = 0x1c
        SizeofCmsghdr          = 0xc
        SizeofInet6Pktinfo     = 0x14

diff --git a/src/pkg/syscall/ztypes_freebsd_amd64.go b/src/pkg/syscall/ztypes_freebsd_amd64.go
index a05908aed10f4b4e8766c832c11c8d1b0ca81114..798f8744522f49048846a0fc38f8824bbc18de5f 100644 (file)
--- a/src/pkg/syscall/ztypes_freebsd_amd64.go
+++ b/src/pkg/syscall/ztypes_freebsd_amd64.go
@@ -183,6 +183,14 @@ type RawSockaddrAny struct {
        Pad  [92]int8
 }
 
+type RawSockaddrStorage struct {
+       Len         uint8
+       Family      uint8
+       X__ss_pad1  [6]int8
+       X__ss_align int64
+       X__ss_pad2  [112]int8
+}
+
 type _Socklen uint32
 
 type Linger struct {
@@ -211,6 +219,19 @@ type IPv6Mreq struct {
        Interface uint32
 }
 
+type GroupReq struct {
+       Interface uint32
+       Pad_cgo_0 [4]byte
+       Group     RawSockaddrStorage
+}
+
+type GroupSourceReq struct {
+       Interface uint32
+       Pad_cgo_0 [4]byte
+       Group     RawSockaddrStorage
+       Source    RawSockaddrStorage
+}
+
 type Msghdr struct {
        Name       *byte
        Namelen    uint32
@@ -249,10 +270,13 @@ const (
        SizeofSockaddrAny      = 0x6c
        SizeofSockaddrUnix     = 0x6a
        SizeofSockaddrDatalink = 0x36
+       SizeofSockaddrStorage  = 0x80
        SizeofLinger           = 0x8
        SizeofIPMreq           = 0x8
        SizeofIPMreqn          = 0xc
        SizeofIPv6Mreq         = 0x14
+       SizeofGroupReq         = 0x88
+       SizeofGroupSourceReq   = 0x108
        SizeofMsghdr           = 0x30
        SizeofCmsghdr          = 0xc
        SizeofInet6Pktinfo     = 0x14

diff --git a/src/pkg/syscall/ztypes_freebsd_arm.go b/src/pkg/syscall/ztypes_freebsd_arm.go
index 9303816f916b4eea0ccfc023e0edde3f2b9e8af3..a3eb38b1baefda753674cffaa9d9c49fecfaf627 100644 (file)
--- a/src/pkg/syscall/ztypes_freebsd_arm.go
+++ b/src/pkg/syscall/ztypes_freebsd_arm.go
@@ -185,6 +185,14 @@ type RawSockaddrAny struct {
        Pad  [92]int8
 }
 
+type RawSockaddrStorage struct {
+       Len         uint8
+       Family      uint8
+       X__ss_pad1  [6]int8
+       X__ss_align int64
+       X__ss_pad2  [112]int8
+}
+
 type _Socklen uint32
 
 type Linger struct {
@@ -213,6 +221,19 @@ type IPv6Mreq struct {
        Interface uint32
 }
 
+type GroupReq struct {
+       Interface uint32
+       Pad_cgo_0 [4]byte
+       Group     RawSockaddrStorage
+}
+
+type GroupSourceReq struct {
+       Interface uint32
+       Pad_cgo_0 [4]byte
+       Group     RawSockaddrStorage
+       Source    RawSockaddrStorage
+}
+
 type Msghdr struct {
        Name       *byte
        Namelen    uint32
@@ -249,10 +270,13 @@ const (
        SizeofSockaddrAny      = 0x6c
        SizeofSockaddrUnix     = 0x6a
        SizeofSockaddrDatalink = 0x36
+       SizeofSockaddrStorage  = 0x80
        SizeofLinger           = 0x8
        SizeofIPMreq           = 0x8
        SizeofIPMreqn          = 0xc
        SizeofIPv6Mreq         = 0x14
+       SizeofGroupReq         = 0x88
+       SizeofGroupSourceReq   = 0x108
        SizeofMsghdr           = 0x1c
        SizeofCmsghdr          = 0xc
        SizeofInet6Pktinfo     = 0x14