gsrlabs/sys
1
0
Fork 0
mirror of https://github.com/golang/sys.git synced 2026-02-08 11:46:04 +03:00
Code Issues Packages Projects Releases Wiki Activity

unix: fix Send{msg,msgN}, Recvmsg and control message handling on solaris

Browse Source 
This is a backport of https://go-review.googlesource.com/30171.

Updates golang/go#7402.

Change-Id: I4e79570964c248ec52acf14d0ed8306e52073a51
Reviewed-on: https://go-review.googlesource.com/43212
Run-TryBot: Mikio Hara <mikioh.mikioh@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Mikio Hara
2017-05-06 10:47:39 +09:00
parent f888ac0c35
commit 9c9d83fe39
5 changed files with 53 additions and 59 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
unix/sockcmsg_unix.go
View File

@@ -1,4 +1,4 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
@@ -13,9 +13,10 @@ import "unsafe"
// Round the length of a raw sockaddr up to align it properly.
func cmsgAlignOf(salen int) int {
salign := sizeofPtr
// NOTE: It seems like 64-bit Darwin and DragonFly BSD kernels
// still require 32-bit aligned access to network subsystem.
if darwin64Bit || dragonfly64Bit {
// NOTE: It seems like 64-bit Darwin, DragonFly BSD and
// Solaris kernels still require 32-bit aligned access to
// network subsystem.
if darwin64Bit || dragonfly64Bit || solaris64Bit {
salign = 4
}
return (salen + salign - 1) & ^(salign - 1)

22
unix/syscall_solaris.go
View File

@@ -422,7 +422,7 @@ func Accept(fd int) (nfd int, sa Sockaddr, err error) {
return
}
//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.recvmsg
//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.__xnet_recvmsg
func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from Sockaddr, err error) {
var msg Msghdr
@@ -441,7 +441,7 @@ func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from
iov.Base = &dummy
iov.SetLen(1)
}
msg.Accrights = (*int8)(unsafe.Pointer(&oob[0]))
msg.Accrightslen = int32(len(oob))
}
msg.Iov = &iov
msg.Iovlen = 1
@@ -461,7 +461,7 @@ func Sendmsg(fd int, p, oob []byte, to Sockaddr, flags int) (err error) {
return
}
//sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.sendmsg
//sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.__xnet_sendmsg
func SendmsgN(fd int, p, oob []byte, to Sockaddr, flags int) (n int, err error) {
var ptr unsafe.Pointer
@@ -487,7 +487,7 @@ func SendmsgN(fd int, p, oob []byte, to Sockaddr, flags int) (n int, err error)
iov.Base = &dummy
iov.SetLen(1)
}
msg.Accrights = (*int8)(unsafe.Pointer(&oob[0]))
msg.Accrightslen = int32(len(oob))
}
msg.Iov = &iov
msg.Iovlen = 1
@@ -599,7 +599,7 @@ func IoctlGetTermio(fd int, req int) (*Termio, error) {
//sys Kill(pid int, signum syscall.Signal) (err error)
//sys Lchown(path string, uid int, gid int) (err error)
//sys Link(path string, link string) (err error)
//sys Listen(s int, backlog int) (err error) = libsocket.listen
//sys Listen(s int, backlog int) (err error) = libsocket.__xnet_llisten
//sys Lstat(path string, stat *Stat_t) (err error)
//sys Madvise(b []byte, advice int) (err error)
//sys Mkdir(path string, mode uint32) (err error)
@@ -652,15 +652,15 @@ func IoctlGetTermio(fd int, req int) (*Termio, error) {
//sys Unlinkat(dirfd int, path string, flags int) (err error)
//sys Ustat(dev int, ubuf *Ustat_t) (err error)
//sys Utime(path string, buf *Utimbuf) (err error)
//sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.bind
//sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.connect
//sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_bind
//sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_connect
//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
//sys munmap(addr uintptr, length uintptr) (err error)
//sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.sendto
//sys socket(domain int, typ int, proto int) (fd int, err error) = libsocket.socket
//sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) = libsocket.socketpair
//sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_sendto
//sys socket(domain int, typ int, proto int) (fd int, err error) = libsocket.__xnet_socket
//sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) = libsocket.__xnet_socketpair
//sys write(fd int, p []byte) (n int, err error)
//sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) = libsocket.getsockopt
//sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) = libsocket.__xnet_getsockopt
//sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) = libsocket.getpeername
//sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) = libsocket.setsockopt
//sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) = libsocket.recvfrom

1
unix/syscall_unix.go
View File

@@ -23,6 +23,7 @@ const (
darwin64Bit = runtime.GOOS == "darwin" && sizeofPtr == 8
dragonfly64Bit = runtime.GOOS == "dragonfly" && sizeofPtr == 8
netbsd32Bit = runtime.GOOS == "netbsd" && sizeofPtr == 4
solaris64Bit = runtime.GOOS == "solaris" && sizeofPtr == 8
)
// Do the interface allocations only once for common

8
unix/syscall_unix_test.go
View File

@@ -86,14 +86,6 @@ func TestFcntlFlock(t *testing.T) {
// "-test.run=^TestPassFD$" and an environment variable used to signal
// that the test should become the child process instead.
func TestPassFD(t *testing.T) {
switch runtime.GOOS {
case "dragonfly":
// TODO(jsing): Figure out why sendmsg is returning EINVAL.
t.Skip("skipping test on dragonfly")
case "solaris":
// TODO(aram): Figure out why ReadMsgUnix is returning empty message.
t.Skip("skipping test on solaris, see issue 7402")
}
if os.Getenv("GO_WANT_HELPER_PROCESS") == "1" {
passFDChild()
return

72
unix/zsyscall_solaris_amd64.go
View File

@@ -22,8 +22,8 @@ import (
//go:cgo_import_dynamic libc_fcntl fcntl "libc.so"
//go:cgo_import_dynamic libc_futimesat futimesat "libc.so"
//go:cgo_import_dynamic libc_accept accept "libsocket.so"
//go:cgo_import_dynamic libc_recvmsg recvmsg "libsocket.so"
//go:cgo_import_dynamic libc_sendmsg sendmsg "libsocket.so"
//go:cgo_import_dynamic libc___xnet_recvmsg __xnet_recvmsg "libsocket.so"
//go:cgo_import_dynamic libc___xnet_sendmsg __xnet_sendmsg "libsocket.so"
//go:cgo_import_dynamic libc_acct acct "libc.so"
//go:cgo_import_dynamic libc_ioctl ioctl "libc.so"
//go:cgo_import_dynamic libc_access access "libc.so"
@@ -61,7 +61,7 @@ import (
//go:cgo_import_dynamic libc_kill kill "libc.so"
//go:cgo_import_dynamic libc_lchown lchown "libc.so"
//go:cgo_import_dynamic libc_link link "libc.so"
//go:cgo_import_dynamic libc_listen listen "libsocket.so"
//go:cgo_import_dynamic libc___xnet_llisten __xnet_llisten "libsocket.so"
//go:cgo_import_dynamic libc_lstat lstat "libc.so"
//go:cgo_import_dynamic libc_madvise madvise "libc.so"
//go:cgo_import_dynamic libc_mkdir mkdir "libc.so"
@@ -114,15 +114,15 @@ import (
//go:cgo_import_dynamic libc_unlinkat unlinkat "libc.so"
//go:cgo_import_dynamic libc_ustat ustat "libc.so"
//go:cgo_import_dynamic libc_utime utime "libc.so"
//go:cgo_import_dynamic libc_bind bind "libsocket.so"
//go:cgo_import_dynamic libc_connect connect "libsocket.so"
//go:cgo_import_dynamic libc___xnet_bind __xnet_bind "libsocket.so"
//go:cgo_import_dynamic libc___xnet_connect __xnet_connect "libsocket.so"
//go:cgo_import_dynamic libc_mmap mmap "libc.so"
//go:cgo_import_dynamic libc_munmap munmap "libc.so"
//go:cgo_import_dynamic libc_sendto sendto "libsocket.so"
//go:cgo_import_dynamic libc_socket socket "libsocket.so"
//go:cgo_import_dynamic libc_socketpair socketpair "libsocket.so"
//go:cgo_import_dynamic libc___xnet_sendto __xnet_sendto "libsocket.so"
//go:cgo_import_dynamic libc___xnet_socket __xnet_socket "libsocket.so"
//go:cgo_import_dynamic libc___xnet_socketpair __xnet_socketpair "libsocket.so"
//go:cgo_import_dynamic libc_write write "libc.so"
//go:cgo_import_dynamic libc_getsockopt getsockopt "libsocket.so"
//go:cgo_import_dynamic libc___xnet_getsockopt __xnet_getsockopt "libsocket.so"
//go:cgo_import_dynamic libc_getpeername getpeername "libsocket.so"
//go:cgo_import_dynamic libc_setsockopt setsockopt "libsocket.so"
//go:cgo_import_dynamic libc_recvfrom recvfrom "libsocket.so"
@@ -140,8 +140,8 @@ import (
//go:linkname procfcntl libc_fcntl
//go:linkname procfutimesat libc_futimesat
//go:linkname procaccept libc_accept
//go:linkname procrecvmsg libc_recvmsg
//go:linkname procsendmsg libc_sendmsg
//go:linkname proc__xnet_recvmsg libc___xnet_recvmsg
//go:linkname proc__xnet_sendmsg libc___xnet_sendmsg
//go:linkname procacct libc_acct
//go:linkname procioctl libc_ioctl
//go:linkname procAccess libc_access
@@ -179,7 +179,7 @@ import (
//go:linkname procKill libc_kill
//go:linkname procLchown libc_lchown
//go:linkname procLink libc_link
//go:linkname proclisten libc_listen
//go:linkname proc__xnet_llisten libc___xnet_llisten
//go:linkname procLstat libc_lstat
//go:linkname procMadvise libc_madvise
//go:linkname procMkdir libc_mkdir
@@ -232,15 +232,15 @@ import (
//go:linkname procUnlinkat libc_unlinkat
//go:linkname procUstat libc_ustat
//go:linkname procUtime libc_utime
//go:linkname procbind libc_bind
//go:linkname procconnect libc_connect
//go:linkname proc__xnet_bind libc___xnet_bind
//go:linkname proc__xnet_connect libc___xnet_connect
//go:linkname procmmap libc_mmap
//go:linkname procmunmap libc_munmap
//go:linkname procsendto libc_sendto
//go:linkname procsocket libc_socket
//go:linkname procsocketpair libc_socketpair
//go:linkname proc__xnet_sendto libc___xnet_sendto
//go:linkname proc__xnet_socket libc___xnet_socket
//go:linkname proc__xnet_socketpair libc___xnet_socketpair
//go:linkname procwrite libc_write
//go:linkname procgetsockopt libc_getsockopt
//go:linkname proc__xnet_getsockopt libc___xnet_getsockopt
//go:linkname procgetpeername libc_getpeername
//go:linkname procsetsockopt libc_setsockopt
//go:linkname procrecvfrom libc_recvfrom
@@ -259,8 +259,8 @@ var (
procfcntl,
procfutimesat,
procaccept,
procrecvmsg,
procsendmsg,
proc__xnet_recvmsg,
proc__xnet_sendmsg,
procacct,
procioctl,
procAccess,
@@ -298,7 +298,7 @@ var (
procKill,
procLchown,
procLink,
proclisten,
proc__xnet_llisten,
procLstat,
procMadvise,
procMkdir,
@@ -351,15 +351,15 @@ var (
procUnlinkat,
procUstat,
procUtime,
procbind,
procconnect,
proc__xnet_bind,
proc__xnet_connect,
procmmap,
procmunmap,
procsendto,
procsocket,
procsocketpair,
proc__xnet_sendto,
proc__xnet_socket,
proc__xnet_socketpair,
procwrite,
procgetsockopt,
proc__xnet_getsockopt,
procgetpeername,
procsetsockopt,
procrecvfrom,
@@ -488,7 +488,7 @@ func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) {
}
func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procrecvmsg)), 3, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_recvmsg)), 3, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
n = int(r0)
if e1 != 0 {
err = e1
@@ -497,7 +497,7 @@ func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
}
func sendmsg(s int, msg *Msghdr, flags int) (n int, err error) {
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procsendmsg)), 3, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_sendmsg)), 3, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
n = int(r0)
if e1 != 0 {
err = e1
@@ -853,7 +853,7 @@ func Link(path string, link string) (err error) {
}
func Listen(s int, backlog int) (err error) {
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proclisten)), 2, uintptr(s), uintptr(backlog), 0, 0, 0, 0)
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_llisten)), 2, uintptr(s), uintptr(backlog), 0, 0, 0, 0)
if e1 != 0 {
err = e1
}
@@ -1441,7 +1441,7 @@ func Utime(path string, buf *Utimbuf) (err error) {
}
func bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procbind)), 3, uintptr(s), uintptr(addr), uintptr(addrlen), 0, 0, 0)
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_bind)), 3, uintptr(s), uintptr(addr), uintptr(addrlen), 0, 0, 0)
if e1 != 0 {
err = e1
}
@@ -1449,7 +1449,7 @@ func bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
}
func connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) {
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procconnect)), 3, uintptr(s), uintptr(addr), uintptr(addrlen), 0, 0, 0)
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_connect)), 3, uintptr(s), uintptr(addr), uintptr(addrlen), 0, 0, 0)
if e1 != 0 {
err = e1
}
@@ -1478,7 +1478,7 @@ func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (
if len(buf) > 0 {
_p0 = &buf[0]
}
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procsendto)), 6, uintptr(s), uintptr(unsafe.Pointer(_p0)), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_sendto)), 6, uintptr(s), uintptr(unsafe.Pointer(_p0)), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))
if e1 != 0 {
err = e1
}
@@ -1486,7 +1486,7 @@ func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (
}
func socket(domain int, typ int, proto int) (fd int, err error) {
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procsocket)), 3, uintptr(domain), uintptr(typ), uintptr(proto), 0, 0, 0)
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_socket)), 3, uintptr(domain), uintptr(typ), uintptr(proto), 0, 0, 0)
fd = int(r0)
if e1 != 0 {
err = e1
@@ -1495,7 +1495,7 @@ func socket(domain int, typ int, proto int) (fd int, err error) {
}
func socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) {
_, _, e1 := rawSysvicall6(uintptr(unsafe.Pointer(&procsocketpair)), 4, uintptr(domain), uintptr(typ), uintptr(proto), uintptr(unsafe.Pointer(fd)), 0, 0)
_, _, e1 := rawSysvicall6(uintptr(unsafe.Pointer(&proc__xnet_socketpair)), 4, uintptr(domain), uintptr(typ), uintptr(proto), uintptr(unsafe.Pointer(fd)), 0, 0)
if e1 != 0 {
err = e1
}
@@ -1516,7 +1516,7 @@ func write(fd int, p []byte) (n int, err error) {
}
func getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) {
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procgetsockopt)), 5, uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen)), 0)
_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&proc__xnet_getsockopt)), 5, uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(unsafe.Pointer(vallen)), 0)
if e1 != 0 {
err = e1
}