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https://github.com/freebsd/freebsd-src
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145 lines
4.1 KiB
C
145 lines
4.1 KiB
C
/*-
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* Copyright (c) 2006 nCircle Network Security, Inc.
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* Copyright (c) 2007 Robert N. M. Watson
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* All rights reserved.
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*
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* This software was developed by Robert N. M. Watson for the TrustedBSD
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* Project under contract to nCircle Network Security, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR, NCIRCLE NETWORK SECURITY,
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* INC., OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Check that we must either be running as root or the owner of the file in
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* order to modify permissions on the file.
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <err.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "main.h"
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static char fpath[1024];
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static int fpath_initialized;
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int
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priv_vfs_chmod_froot_setup(int asroot, int injail, struct test *test)
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{
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setup_file("priv_vfs_chmod_setup: fpath", fpath, UID_ROOT, GID_WHEEL,
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0600);
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fpath_initialized = 1;
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return (0);
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}
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int
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priv_vfs_chmod_fowner_setup(int asroot, int injail, struct test *test)
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{
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setup_file("priv_vfs_chmod_setup: fpath", fpath, UID_OWNER,
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GID_OWNER, 0600);
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fpath_initialized = 1;
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return (0);
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}
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int
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priv_vfs_chmod_fother_setup(int asroot, int injail, struct test *test)
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{
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setup_file("priv_vfs_chmod_setup: fpath", fpath, UID_OTHER,
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GID_OTHER, 0600);
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fpath_initialized = 1;
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return (0);
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}
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void
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priv_vfs_chmod_froot(int asroot, int injail, struct test *test)
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{
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int error;
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error = chmod(fpath, 0640);
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if (asroot && injail)
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expect("priv_vfs_chmod_froot(asroot, injail)", error, 0, 0);
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if (asroot && !injail)
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expect("priv_vfs_chmod_froot(asroot, !injail)", error, 0, 0);
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if (!asroot && injail)
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expect("priv_vfs_chmod_froot(!asroot, injail)", error, -1,
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EPERM);
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if (!asroot && !injail)
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expect("priv_vfs_chmod_froot(!asroot, !injail)", error, -1,
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EPERM);
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}
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void
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priv_vfs_chmod_fowner(int asroot, int injail, struct test *test)
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{
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int error;
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error = chmod(fpath, 0640);
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if (asroot && injail)
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expect("priv_vfs_chmod_fowner(asroot, injail)", error, 0, 0);
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if (asroot && !injail)
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expect("priv_vfs_chmod_fowner(asroot, !injail)", error, 0,
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0);
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if (!asroot && injail)
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expect("priv_vfs_chmod_fowner(!asroot, injail)", error, 0,
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0);
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if (!asroot && !injail)
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expect("priv_vfs_chmod_fowner(!asroot, !injail)", error, 0,
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0);
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}
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void
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priv_vfs_chmod_fother(int asroot, int injail, struct test *test)
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{
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int error;
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error = chmod(fpath, 0640);
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if (asroot && injail)
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expect("priv_vfs_chmod_fother(asroot, injail)", error, 0, 0);
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if (asroot && !injail)
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expect("priv_vfs_chmod_fother(asroot, !injail)", error, 0,
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0);
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if (!asroot && injail)
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expect("priv_vfs_chmod_fother(!asroot, injail)", error, -1,
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EPERM);
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if (!asroot && !injail)
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expect("priv_vfs_chmod_fother(!asroot, !injail)", error, -1,
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EPERM);
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}
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void
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priv_vfs_chmod_cleanup(int asroot, int injail, struct test *test)
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{
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if (fpath_initialized) {
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(void)unlink(fpath);
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fpath_initialized = 0;
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}
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}
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