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1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
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:
61: #ifndef _SYS_VM_H
62: #define _SYS_VM_H
63:
64: /* Machine specific config stuff */
65: #if defined(_KERNEL) && !defined(MACH_USER_API)
66: #import <mach/features.h>
67: #import <sys/vmmeter.h>
68: #import <sys/queue.h>
69: #import <mach/vm_param.h>
70: #import <mach/vm_prot.h>
71: #import <mach/vm_inherit.h>
72: #import <vm/vm_map.h>
73: #import <vm/vm_object.h>
74: #endif
75:
76: /*
77: * Shareable process virtual address space.
78: * May eventually be merged with vm_map.
79: * Several fields are temporary (text, data stuff).
80: */
81: struct vmspace {
82: int vm_refcnt; /* number of references */
83: caddr_t vm_shm; /* SYS5 shared memory private data XXX */
84: /* we copy from vm_startcopy to the end of the structure on fork */
85: #define vm_startcopy vm_rssize
86: segsz_t vm_rssize; /* current resident set size in pages */
87: segsz_t vm_swrss; /* resident set size before last swap */
88: segsz_t vm_tsize; /* text size (pages) XXX */
89: segsz_t vm_dsize; /* data size (pages) XXX */
90: segsz_t vm_ssize; /* stack size (pages) */
91: caddr_t vm_taddr; /* user virtual address of text XXX */
92: caddr_t vm_daddr; /* user virtual address of data XXX */
93: caddr_t vm_maxsaddr; /* user VA at max stack growth */
94: };
95:
96: #ifdef KERNEL_BUILD
97: #import <kern/thread.h>
98:
99: #define current_proc() current_thread()->task->proc
100: #endif
101:
102: #endif /* _SYS_VM_H */
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