Differential D15358 Diff 42653 head/lib/libc/sys/getsockopt.2

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head/lib/libc/sys/getsockopt.2

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	.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT			.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY			.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF			.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	.\" SUCH DAMAGE.			.\" SUCH DAMAGE.
	.\"			.\"
	.\" @(#)getsockopt.2 8.4 (Berkeley) 5/2/95			.\" @(#)getsockopt.2 8.4 (Berkeley) 5/2/95
	.\" $FreeBSD$			.\" $FreeBSD$
	.\"			.\"
	.Dd January 18, 2017			.Dd May 9, 2018
	.Dt GETSOCKOPT 2			.Dt GETSOCKOPT 2
	.Os			.Os
	.Sh NAME			.Sh NAME
	.Nm getsockopt ,			.Nm getsockopt ,
	.Nm setsockopt			.Nm setsockopt
	.Nd get and set options on sockets			.Nd get and set options on sockets
	.Sh LIBRARY			.Sh LIBRARY
	.Lb libc			.Lb libc
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	.Fn getsockopt ,			.Fn getsockopt ,
	this error may also be returned if			this error may also be returned if
	.Fa optlen			.Fa optlen
	is not in a valid part of the process address space.			is not in a valid part of the process address space.
	.It Bq Er EINVAL			.It Bq Er EINVAL
	Installing an			Installing an
	.Xr accept_filter 9			.Xr accept_filter 9
	on a non-listening socket was attempted.			on a non-listening socket was attempted.
				.It Bq Er ENOMEM
				A memory allocation failed that was required to service the request.
	.El			.El
	.Sh SEE ALSO			.Sh SEE ALSO
	.Xr ioctl 2 ,			.Xr ioctl 2 ,
	.Xr listen 2 ,			.Xr listen 2 ,
	.Xr recvmsg 2 ,			.Xr recvmsg 2 ,
	.Xr socket 2 ,			.Xr socket 2 ,
	.Xr getprotoent 3 ,			.Xr getprotoent 3 ,
	.Xr mac 3 ,			.Xr mac 3 ,
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