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      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  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     27 
     28 #include <sys/brand.h>
     29 #include <sys/systm.h>
     30 #include <sys/types.h>
     31 #include <sys/zone.h>
     32 
     33 /*
     34  * brand(2) system call.
     35  */
     36 int64_t
     37 brandsys(int cmd, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3,
     38     uintptr_t arg4, uintptr_t arg5, uintptr_t arg6)
     39 {
     40 	struct proc *p = curthread->t_procp;
     41 	int64_t rval = 0;
     42 	int err;
     43 
     44 	/*
     45 	 * The brandsys system call can only be executed from inside a
     46 	 * branded zone.
     47 	 */
     48 	if (INGLOBALZONE(p) || !ZONE_IS_BRANDED(p->p_zone))
     49 		return (set_errno(ENOSYS));
     50 
     51 	if ((err = ZBROP(p->p_zone)->b_brandsys(cmd, &rval, arg1, arg2, arg3,
     52 	    arg4, arg5, arg6)) != 0)
     53 		return (set_errno(err));
     54 
     55 	return (rval);
     56 }
     57