1.\" $OpenBSD: getrtable.2,v 1.1 2010/07/03 04:44:51 guenther Exp $ 2.\" 3.\" Copyright (c) 2009 Reyk Floeter <reyk@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: July 3 2010 $ 18.Dt GETRTABLE 2 19.Os 20.Sh NAME 21.Nm getrtable , 22.Nm setrtable 23.Nd "get and set the default routing domain of the current process" 24.Sh SYNOPSIS 25.Fd #include <sys/types.h> 26.Fd #include <sys/socket.h> 27.Ft int 28.Fn getrtable "void" 29.Ft int 30.Fn setrtable "int rtableid" 31.Sh DESCRIPTION 32.Fn getrtable 33and 34.Fn setrtable 35manipulate the routing table and routing domain associated with the current 36process. 37.Pp 38Only the superuser is allowed to change the process routing domain if 39it is already set to a non-zero value. 40.Sh RETURN VALUES 41A 0 is returned if the call succeeds, \-1 if it fails. 42.Sh ERRORS 43The call succeeds unless: 44.Bl -tag -width Er 45.It Bq Er EINVAL 46The value of the 47.Fa rtableid 48argument is not a valid routing table. 49.It Bq Er EPERM 50The user is not the superuser and the routing domain of the 51calling process is already set to a non-zero value. 52.El 53.Sh SEE ALSO 54.Xr getsockopt 2 , 55.Xr setsockopt 2 , 56.Xr route 8 57.Sh HISTORY 58The 59.Fn getrtable 60and 61.Fn setrtable 62system calls appeared in 63.Ox 4.8 . 64