1.\" $NetBSD: secure_path.3,v 1.1 2000/07/07 11:05:07 itojun Exp $ 2.\" 3.\" Copyright (c) 1996,1997 Berkeley Software Design, Inc. All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 3. All advertising materials mentioning features or use of this software 14.\" must display the following acknowledgement: 15.\" This product includes software developed by Berkeley Software Design, 16.\" Inc. 17.\" 4. The name of Berkeley Software Design, Inc. may not be used to endorse 18.\" or promote products derived from this software without specific prior 19.\" written permission. 20.\" 21.\" THIS SOFTWARE IS PROVIDED BY BERKELEY SOFTWARE DESIGN, INC. ``AS IS'' AND 22.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24.\" ARE DISCLAIMED. IN NO EVENT SHALL BERKELEY SOFTWARE DESIGN, INC. BE LIABLE 25.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31.\" SUCH DAMAGE. 32.\" 33.\" BSDI login_cap.3,v 1.4 1997/11/07 16:22:27 jch Exp 34.\" 35.Dd "July 16, 1996" 36.Dt SECURE_PATH 3 37.Os 38.Sh NAME 39.Nm secure_path 40.Nd determine if a file appears to be secure 41.Sh LIBRARY 42.Lb libutil 43.Sh SYNOPSIS 44.Fd #include <util.h> 45.Ft int 46.Fn secure_path "char *path" 47.Sh DESCRIPTION 48The 49.Fn secure_path 50function takes a path name and returns 0 if the path name is secure, -1 51if not. 52To be secure a path must 53exist, 54be a regular file (and not a directory), 55owned by root, 56and only writable by the owner (root). 57.Sh HISTORY 58The 59.Nm 60function is based on the BSD/OS implementation of same 61and appeared in 62.Nx 1.5 63by kind permission. 64