unix: add Accept4 on illumos
Wrap the accept syscall which is available on illumos.
Also use tabs instead of spaces in the //sys comments in
syscall_illumos.go
Change-Id: Ic7fbfe29b44c6a168b9be4d4679a6321cc891bf1
Reviewed-on: https://go-review.googlesource.com/c/sys/+/254717
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Matt Layher <mdlayher@gmail.com>
Trust: Tobias Klauser <tobias.klauser@gmail.com>
diff --git a/unix/syscall_illumos.go b/unix/syscall_illumos.go
index 99e62dc..f3d5149 100644
--- a/unix/syscall_illumos.go
+++ b/unix/syscall_illumos.go
@@ -24,7 +24,7 @@
return iovecs
}
-//sys readv(fd int, iovs []Iovec) (n int, err error)
+//sys readv(fd int, iovs []Iovec) (n int, err error)
func Readv(fd int, iovs [][]byte) (n int, err error) {
iovecs := bytes2iovec(iovs)
@@ -32,7 +32,7 @@
return n, err
}
-//sys preadv(fd int, iovs []Iovec, off int64) (n int, err error)
+//sys preadv(fd int, iovs []Iovec, off int64) (n int, err error)
func Preadv(fd int, iovs [][]byte, off int64) (n int, err error) {
iovecs := bytes2iovec(iovs)
@@ -40,7 +40,7 @@
return n, err
}
-//sys writev(fd int, iovs []Iovec) (n int, err error)
+//sys writev(fd int, iovs []Iovec) (n int, err error)
func Writev(fd int, iovs [][]byte) (n int, err error) {
iovecs := bytes2iovec(iovs)
@@ -48,10 +48,30 @@
return n, err
}
-//sys pwritev(fd int, iovs []Iovec, off int64) (n int, err error)
+//sys pwritev(fd int, iovs []Iovec, off int64) (n int, err error)
func Pwritev(fd int, iovs [][]byte, off int64) (n int, err error) {
iovecs := bytes2iovec(iovs)
n, err = pwritev(fd, iovecs, off)
return n, err
}
+
+//sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
+
+func Accept4(fd int, flags int) (nfd int, sa Sockaddr, err error) {
+ var rsa RawSockaddrAny
+ var len _Socklen = SizeofSockaddrAny
+ nfd, err = accept4(fd, &rsa, &len, flags)
+ if err != nil {
+ return
+ }
+ if len > SizeofSockaddrAny {
+ panic("RawSockaddrAny too small")
+ }
+ sa, err = anyToSockaddr(fd, &rsa)
+ if err != nil {
+ Close(nfd)
+ nfd = 0
+ }
+ return
+}
diff --git a/unix/zsyscall_illumos_amd64.go b/unix/zsyscall_illumos_amd64.go
index 92efa1d..d885ef3 100644
--- a/unix/zsyscall_illumos_amd64.go
+++ b/unix/zsyscall_illumos_amd64.go
@@ -13,17 +13,20 @@
//go:cgo_import_dynamic libc_preadv preadv "libc.so"
//go:cgo_import_dynamic libc_writev writev "libc.so"
//go:cgo_import_dynamic libc_pwritev pwritev "libc.so"
+//go:cgo_import_dynamic libc_accept4 accept4 "libc.so"
//go:linkname procreadv libc_readv
//go:linkname procpreadv libc_preadv
//go:linkname procwritev libc_writev
//go:linkname procpwritev libc_pwritev
+//go:linkname procaccept4 libc_accept4
var (
procreadv,
procpreadv,
procwritev,
- procpwritev syscallFunc
+ procpwritev,
+ procaccept4 syscallFunc
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
@@ -85,3 +88,14 @@
}
return
}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) {
+ r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procaccept4)), 4, uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)), uintptr(flags), 0, 0)
+ fd = int(r0)
+ if e1 != 0 {
+ err = e1
+ }
+ return
+}