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unix: unify Getsockopt*

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Move the common Getsockopt* implementations to syscall_unix.go instead
of duplicating them in syscall_bsd.go and syscall_linux.go. This also
makes all of them available on Solaris and adds GetsockoptByte on Linux.

Change-Id: Ibf49b27be46be579e63e3b3e2ebc1504e5228d5f
Reviewed-on: https://go-review.googlesource.com/104695
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Tobias Klauser
2018-04-04 15:47:05 +00:00
committed by Tobias Klauser
parent f67933eaf9
commit fcb792cfc2
3 changed files with 41 additions and 75 deletions
Download Patch File Download Diff File Expand all files Collapse all files
unix/syscall_unix.go
+41
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@@ -199,6 +199,13 @@ func Getpeername(fd int) (sa Sockaddr, err error) {
return anyToSockaddr(&rsa)
}
func GetsockoptByte(fd, level, opt int) (value byte, err error) {
var n byte
vallen := _Socklen(1)
err = getsockopt(fd, level, opt, unsafe.Pointer(&n), &vallen)
return n, err
}
func GetsockoptInt(fd, level, opt int) (value int, err error) {
var n int32
vallen := _Socklen(4)
@@ -206,6 +213,40 @@ func GetsockoptInt(fd, level, opt int) (value int, err error) {
return int(n), err
}
func GetsockoptInet4Addr(fd, level, opt int) (value [4]byte, err error) {
vallen := _Socklen(4)
err = getsockopt(fd, level, opt, unsafe.Pointer(&value[0]), &vallen)
return value, err
}
func GetsockoptIPMreq(fd, level, opt int) (*IPMreq, error) {
var value IPMreq
vallen := _Socklen(SizeofIPMreq)
err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
return &value, err
}
func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
var value IPv6Mreq
vallen := _Socklen(SizeofIPv6Mreq)
err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
return &value, err
}
func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
var value IPv6MTUInfo
vallen := _Socklen(SizeofIPv6MTUInfo)
err := getsockopt(fd, level, opt, 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, unsafe.Pointer(&value), &vallen)
return &value, err
}
func GetsockoptLinger(fd, level, opt int) (*Linger, error) {
var linger Linger
vallen := _Socklen(SizeofLinger)