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.
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.
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]
23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
27 #pragma ident "%Z%%M% %I% %E% SMI"
30 * Test that there is no value of 'size' which can be passed to copyin
31 * to cause mischief. The somewhat odd order of operations ensures
32 * that we test both size = 0 and size = 0xfff...fff
34 #include <sys/types.h>
48 printf("size = 0x%lx\n", (ulong_t)size);
54 tracemem(copyin(curthread->t_procp->p_user.u_envp, size), 10);
58 /pid == $pid && size > (1 << MAX_BITS)/
66 size = (size << 1ULL) | 1ULL;