[apple/xnu.git] / bsd / sys / vm.h

/*
 * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
 * 
 * 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. 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_LICENSE_HEADER_END@
 */
/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
/*
 * Copyright (c) 1991, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)vm.h	8.5 (Berkeley) 5/11/95
 */
/* HISTORY
 *  05-Jun-95  Mac Gillon (mgillon) at NeXT
 * 	4.4 code uses this file to import MACH API
 */

#ifndef _SYS_VM_H
#define _SYS_VM_H

#include <sys/appleapiopts.h>

/* Machine specific config stuff */
#if	defined(KERNEL) && !defined(MACH_USER_API)	
#include <sys/vmmeter.h>
#include <sys/queue.h>
#include <mach/vm_param.h>
#endif

#ifdef __APPLE_API_OBSOLETE
/*
 * Shareable process virtual address space.
 * May eventually be merged with vm_map.
 * Several fields are temporary (text, data stuff).
 */
struct vmspace {
	int	vm_refcnt;	/* number of references */
	caddr_t	vm_shm;		/* SYS5 shared memory private data XXX */
/* we copy from vm_startcopy to the end of the structure on fork */
#define vm_startcopy vm_rssize
	segsz_t vm_rssize; 	/* current resident set size in pages */
	segsz_t vm_swrss;	/* resident set size before last swap */
	segsz_t vm_tsize;	/* text size (pages) XXX */
	segsz_t vm_dsize;	/* data size (pages) XXX */
	segsz_t vm_ssize;	/* stack size (pages) */
	caddr_t	vm_taddr;	/* user virtual address of text XXX */
	caddr_t	vm_daddr;	/* user virtual address of data XXX */
	caddr_t vm_maxsaddr;	/* user VA at max stack growth */
};

#else /* __APPLE_API_OBSOLETE */
/* just to keep kinfo_proc happy */
struct vmspace {
	int32_t	dummy[10];
};
#endif /* __APPLE_API_OBSOLETE */

#ifdef KERNEL

#ifdef __APPLE_API_PRIVATE
#ifdef BSD_BUILD
#include <kern/thread.h>
#endif /* BSD_BUILD */
#endif /* __APPLE_API_PRIVATE */

struct proc *current_proc(void);

#endif /* KERNEL */

#endif /* _SYS_VM_H */
Commit	Line	Data
1c79356b	1	/*
9bccf70c	2	* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
1c79356b A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
43866e37	6	* Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
1c79356b	7	*
43866e37 A	8	* This file contains Original Code and/or Modifications of Original Code
	9	* as defined in and that are subject to the Apple Public Source License
	10	* Version 2.0 (the 'License'). You may not use this file except in
	11	* compliance with the License. Please obtain a copy of the License at
	12	* http://www.opensource.apple.com/apsl/ and read it before using this
	13	* file.
	14	*
	15	* The Original Code and all software distributed under the License are
	16	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
1c79356b A	17	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
1c79356b A	18	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
43866e37 A	19	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	20	* Please see the License for the specific language governing rights and
	21	* limitations under the License.
1c79356b A	22	*
	23	* @APPLE_LICENSE_HEADER_END@
	24	*/
	25	/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
	26	/*
	27	* Copyright (c) 1991, 1993
	28	* The Regents of the University of California. All rights reserved.
	29	*
	30	* Redistribution and use in source and binary forms, with or without
	31	* modification, are permitted provided that the following conditions
	32	* are met:
	33	* 1. Redistributions of source code must retain the above copyright
	34	* notice, this list of conditions and the following disclaimer.
	35	* 2. Redistributions in binary form must reproduce the above copyright
	36	* notice, this list of conditions and the following disclaimer in the
	37	* documentation and/or other materials provided with the distribution.
	38	* 3. All advertising materials mentioning features or use of this software
	39	* must display the following acknowledgement:
	40	* This product includes software developed by the University of
	41	* California, Berkeley and its contributors.
	42	* 4. Neither the name of the University nor the names of its contributors
	43	* may be used to endorse or promote products derived from this software
	44	* without specific prior written permission.
	45	*
	46	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	47	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	48	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	49	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	50	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	51	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	52	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	53	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	54	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	55	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	56	* SUCH DAMAGE.
	57	*
	58	* @(#)vm.h 8.5 (Berkeley) 5/11/95
	59	*/
	60	/* HISTORY
	61	* 05-Jun-95 Mac Gillon (mgillon) at NeXT
	62	* 4.4 code uses this file to import MACH API
	63	*/
	64
	65	#ifndef _SYS_VM_H
	66	#define _SYS_VM_H
	67
9bccf70c A	68	#include <sys/appleapiopts.h>
9bccf70c A	69
1c79356b A	70	/* Machine specific config stuff */
	71	#if defined(KERNEL) && !defined(MACH_USER_API)
	72	#include <sys/vmmeter.h>
	73	#include <sys/queue.h>
	74	#include <mach/vm_param.h>
	75	#endif
	76
9bccf70c	77	#ifdef __APPLE_API_OBSOLETE
1c79356b A	78	/*
	79	* Shareable process virtual address space.
	80	* May eventually be merged with vm_map.
	81	* Several fields are temporary (text, data stuff).
	82	*/
	83	struct vmspace {
	84	int vm_refcnt; /* number of references */
	85	caddr_t vm_shm; /* SYS5 shared memory private data XXX */
	86	/* we copy from vm_startcopy to the end of the structure on fork */
	87	#define vm_startcopy vm_rssize
	88	segsz_t vm_rssize; /* current resident set size in pages */
	89	segsz_t vm_swrss; /* resident set size before last swap */
	90	segsz_t vm_tsize; /* text size (pages) XXX */
	91	segsz_t vm_dsize; /* data size (pages) XXX */
	92	segsz_t vm_ssize; /* stack size (pages) */
	93	caddr_t vm_taddr; /* user virtual address of text XXX */
	94	caddr_t vm_daddr; /* user virtual address of data XXX */
	95	caddr_t vm_maxsaddr; /* user VA at max stack growth */
	96	};
	97
9bccf70c A	98	#else /* __APPLE_API_OBSOLETE */
	99	/* just to keep kinfo_proc happy */
	100	struct vmspace {
	101	int32_t dummy[10];
	102	};
	103	#endif /* __APPLE_API_OBSOLETE */
	104
1c79356b A	105	#ifdef KERNEL
1c79356b A	106
9bccf70c	107	#ifdef __APPLE_API_PRIVATE
1c79356b A	108	#ifdef BSD_BUILD
	109	#include <kern/thread.h>
	110	#endif /* BSD_BUILD */
9bccf70c	111	#endif /* __APPLE_API_PRIVATE */
1c79356b A	112
	113	struct proc *current_proc(void);
	114
	115	#endif /* KERNEL */
	116
	117	#endif /* _SYS_VM_H */