3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync/*
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * CDDL HEADER START
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync *
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * The contents of this file are subject to the terms of the
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * Common Development and Distribution License (the "License").
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * You may not use this file except in compliance with the License.
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync *
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * or http://www.opensolaris.org/os/licensing.
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * See the License for the specific language governing permissions
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * and limitations under the License.
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync *
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * When distributing Covered Code, include this CDDL HEADER in each
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * If applicable, add the following below this CDDL HEADER, with the
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * fields enclosed by brackets "[]" replaced with your own identifying
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * information: Portions Copyright [yyyy] [name of copyright owner]
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync *
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync * CDDL HEADER END
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync */
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync/*
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync * Use is subject to license terms.
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync */
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync
930b5f872e89407f445d4000d4e4aaecaa6a0998vboxsync/*
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * ASSERTION:
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * On IA/32, there is a single 32-bit address space that is partitioned
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * between user-level and kernel-level. copyin()/copyinstr() and
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * copyout()/copyoutstr() must check that addresses specified as
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * user-level addresses are actually at user-level. This test attempts
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * to perform an illegal copyin() from a kernel address. It asserts that
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * the fault type is DTRACEFLT_BADADDR and that the bad address is set to
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * the kernel address from which the copyin() was attempted.
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync *
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * SECTION: Actions and Subroutines/copyin();
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * Actions and Subroutines/copyin();
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync * User Process Tracing/copyin() and copyinstr()
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync */
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsync
3194da424708abdd288b28d96892b3a5f3f7df0bvboxsyncBEGIN
{
dtrace_zero = copyin((uintptr_t)&`dtrace_zero, sizeof (int));
exit(1);
}
ERROR
{
exit(arg4 == DTRACEFLT_BADADDR &&
arg5 == (uint64_t)&`dtrace_zero ? 0 : 1);
}