tools/regression/priv/priv_adjtime.c

   1 /*-
   2  * Copyright (c) 2006 nCircle Network Security, Inc.
   3  * Copyright (c) 2007 Robert N. M. Watson
   4  * All rights reserved.
   5  *
   6  * This software was developed by Robert N. M. Watson for the TrustedBSD
   7  * Project under contract to nCircle Network Security, Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR, NCIRCLE NETWORK SECURITY,
  22  * INC., OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
  24  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  25  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  26  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  27  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  *
  30  * $FreeBSD$
  31  */
  32
  33 /*
  34  * Confirm that privilege is required to invoke adjtime(); first query, then
  35  * try setting with and without privilege.  Hopefully this will not disturb
  36  * system time too much.
  37  */
  38
  39 #include <sys/time.h>
  40
  41 #include <err.h>
  42 #include <errno.h>
  43 #include <unistd.h>
  44
  45 #include "main.h"
  46
  47 static int              initialized;
  48 static struct timeval   query_tv;
  49
  50 int
  51 priv_adjtime_setup(int asroot, int injail, struct test *test)
  52 {
  53
  54         if (initialized)
  55                 return (0);
  56         if (adjtime(NULL, &query_tv) < 0) {
  57                 warn("priv_adjtime_setup: adjtime(NULL)");
  58                 return (-1);
  59         }
  60         initialized = 1;
  61         return (0);
  62 }
  63
  64 void
  65 priv_adjtime_set(int asroot, int injail, struct test *test)
  66 {
  67         int error;
  68
  69         error = adjtime(&query_tv, NULL);
  70         if (asroot && injail)
  71                 expect("priv_adjtime(asroot, injail)", error, -1, EPERM);
  72         if (asroot && !injail)
  73                 expect("priv_adjtime(asroot, !injail)", error, 0, 0);
  74         if (!asroot && injail)
  75                 expect("priv_adjtime(!asroot, injail)", error, -1, EPERM);
  76         if (!asroot && !injail)
  77                 expect("priv_adjtime(!asroot, !injail)", error, -1, EPERM);
  78 }
  79
  80 void
  81 priv_adjtime_cleanup(int asroot, int injail, struct test *test)
  82 {
  83
  84 }