[apple/xnu.git] / osfmk / mach / vm_inherit.h

/*
 * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
 *
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 *
 * Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 *
 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */
/*
 * Mach Operating System
 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
 * All Rights Reserved.
 *
 * Permission to use, copy, modify and distribute this software and its
 * documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 *
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 *
 * Carnegie Mellon requests users of this software to return to
 *
 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 *
 * any improvements or extensions that they make and grant Carnegie Mellon
 * the rights to redistribute these changes.
 */
/*
 */
/*
 *	File:	mach/vm_inherit.h
 *	Author:	Avadis Tevanian, Jr., Michael Wayne Young
 *
 *	Virtual memory map inheritance definitions.
 *
 */

#ifndef _MACH_VM_INHERIT_H_
#define _MACH_VM_INHERIT_H_

/*
 *	Types defined:
 *
 *	vm_inherit_t	inheritance codes.
 */

typedef unsigned int            vm_inherit_t;   /* might want to change this */

/*
 *	Enumeration of valid values for vm_inherit_t.
 */

#define VM_INHERIT_SHARE        ((vm_inherit_t) 0)      /* share with child */
#define VM_INHERIT_COPY         ((vm_inherit_t) 1)      /* copy into child */
#define VM_INHERIT_NONE         ((vm_inherit_t) 2)      /* absent from child */
#define VM_INHERIT_DONATE_COPY  ((vm_inherit_t) 3)      /* copy and delete */

#define VM_INHERIT_DEFAULT      VM_INHERIT_COPY
#define VM_INHERIT_LAST_VALID VM_INHERIT_NONE

#endif  /* _MACH_VM_INHERIT_H_ */
Commit	Line	Data
1c79356b	1	/*
9bccf70c	2	* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
1c79356b	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
0a7de745	5	*
2d21ac55 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. The rights granted to you under the License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
0a7de745	14	*
2d21ac55 A	15	* Please obtain a copy of the License at
2d21ac55 A	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
0a7de745	17	*
2d21ac55 A	18	* The Original Code and all software distributed under the License are
2d21ac55 A	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
0a7de745	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	27	*/
	28	/*
	29	* @OSF_COPYRIGHT@
	30	*/
0a7de745	31	/*
1c79356b A	32	* Mach Operating System
	33	* Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
	34	* All Rights Reserved.
0a7de745	35	*
1c79356b A	36	* Permission to use, copy, modify and distribute this software and its
	37	* documentation is hereby granted, provided that both the copyright
	38	* notice and this permission notice appear in all copies of the
	39	* software, derivative works or modified versions, and any portions
	40	* thereof, and that both notices appear in supporting documentation.
0a7de745	41	*
1c79356b A	42	* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
	43	* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
	44	* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
0a7de745	45	*
1c79356b	46	* Carnegie Mellon requests users of this software to return to
0a7de745	47	*
1c79356b A	48	* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
	49	* School of Computer Science
	50	* Carnegie Mellon University
	51	* Pittsburgh PA 15213-3890
0a7de745	52	*
1c79356b A	53	* any improvements or extensions that they make and grant Carnegie Mellon
	54	* the rights to redistribute these changes.
	55	*/
	56	/*
	57	*/
	58	/*
	59	* File: mach/vm_inherit.h
	60	* Author: Avadis Tevanian, Jr., Michael Wayne Young
	61	*
	62	* Virtual memory map inheritance definitions.
	63	*
	64	*/
	65
0a7de745 A	66	#ifndef _MACH_VM_INHERIT_H_
0a7de745 A	67	#define _MACH_VM_INHERIT_H_
1c79356b A	68
	69	/*
	70	* Types defined:
	71	*
	72	* vm_inherit_t inheritance codes.
	73	*/
	74
0a7de745	75	typedef unsigned int vm_inherit_t; /* might want to change this */
1c79356b A	76
	77	/*
	78	* Enumeration of valid values for vm_inherit_t.
	79	*/
	80
0a7de745 A	81	#define VM_INHERIT_SHARE ((vm_inherit_t) 0) /* share with child */
	82	#define VM_INHERIT_COPY ((vm_inherit_t) 1) /* copy into child */
	83	#define VM_INHERIT_NONE ((vm_inherit_t) 2) /* absent from child */
	84	#define VM_INHERIT_DONATE_COPY ((vm_inherit_t) 3) /* copy and delete */
1c79356b	85
0a7de745	86	#define VM_INHERIT_DEFAULT VM_INHERIT_COPY
1c79356b A	87	#define VM_INHERIT_LAST_VALID VM_INHERIT_NONE
1c79356b A	88
0a7de745	89	#endif /* _MACH_VM_INHERIT_H_ */