usr/src/cmd/dtrace/test/tst/common/funcs/err.copyoutbadaddr.ksh

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27
  28 # ident "%Z%%M% %I%     %E% SMI"
  29
  30
  31 dtrace_script()
  32 {
  33
  34         $dtrace -w -s /dev/stdin <<EOF
  35
  36         /*
  37         * ASSERTION:
  38         *       Verify that copyout() handles bad addresses.
  39         *
  40         * SECTION: Actions and Subroutines/copyout()
  41         *
  42         */
  43
  44         BEGIN
  45         {
  46                 ptr = alloca(sizeof (char *));
  47                 copyinto(curpsinfo->pr_envp, sizeof (char *), ptr);
  48                 copyout(ptr, 0, sizeof (char *));
  49         }
  50
  51         ERROR
  52         {
  53                 exit(1)
  54         }
  55 EOF
  56 }
  57
  58 if [ $# != 1 ]; then
  59         echo expected one argument: '<'dtrace-path'>'
  60         exit 2
  61 fi
  62
  63 dtrace=$1
  64
  65 dtrace_script &
  66 child=$!
  67
  68 wait $child
  69 status=$?
  70
  71 exit $status