Update the systat manual page to reflect the new -ifstat option.
[dragonfly.git] / sys / sys / types.h
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1/*-
2 * Copyright (c) 1982, 1986, 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the University of
21 * California, Berkeley and its contributors.
22 * 4. Neither the name of the University nor the names of its contributors
23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)types.h 8.6 (Berkeley) 2/19/95
39 * $FreeBSD: src/sys/sys/types.h,v 1.40.2.2 2001/04/21 14:53:06 ume Exp $
b153f746 40 * $DragonFly: src/sys/sys/types.h,v 1.4 2003/08/20 07:31:22 rob Exp $
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41 */
42
43#ifndef _SYS_TYPES_H_
44#define _SYS_TYPES_H_
45
46#include <sys/cdefs.h>
47
48/* Machine type dependent parameters. */
49#include <sys/inttypes.h> /* includes <machine/ansi.h> */
50#include <machine/types.h>
51
52#ifndef _POSIX_SOURCE
53typedef unsigned char u_char;
54typedef unsigned short u_short;
55typedef unsigned int u_int;
56typedef unsigned long u_long;
57typedef unsigned short ushort; /* Sys V compatibility */
58typedef unsigned int uint; /* Sys V compatibility */
59#endif
60
61typedef __uint8_t u_int8_t;
62typedef __uint16_t u_int16_t;
63typedef __uint32_t u_int32_t;
64typedef __uint64_t u_int64_t;
65
66typedef u_int64_t u_quad_t; /* quads */
67typedef int64_t quad_t;
68typedef quad_t * qaddr_t;
69
70typedef char * caddr_t; /* core address */
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71typedef const char * c_caddr_t; /* core address, pointer to const */
72typedef volatile char * v_caddr_t; /* core address, pointer to volatile */
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73typedef int32_t daddr_t; /* disk address */
74typedef u_int32_t u_daddr_t; /* unsigned disk address */
75typedef u_int32_t fixpt_t; /* fixed point number */
76typedef u_int32_t gid_t; /* group id */
77typedef u_int32_t in_addr_t; /* base type for internet address */
78typedef u_int16_t in_port_t;
79typedef u_int32_t ino_t; /* inode number */
80typedef long key_t; /* IPC key (for Sys V IPC) */
81typedef u_int16_t mode_t; /* permissions */
82typedef u_int16_t nlink_t; /* link count */
83typedef _BSD_OFF_T_ off_t; /* file offset */
84typedef _BSD_PID_T_ pid_t; /* process id */
85typedef quad_t rlim_t; /* resource limit */
86#ifdef __alpha__ /* XXX should be in <machine/types.h> */
87typedef int64_t segsz_t; /* segment size */
88#else
89typedef int32_t segsz_t; /* segment size */
90#endif
91typedef int32_t swblk_t; /* swap offset */
92typedef int32_t ufs_daddr_t;
93typedef u_int32_t uid_t; /* user id */
94
95#ifdef _KERNEL
96typedef int boolean_t;
97typedef u_int64_t uoff_t;
98typedef struct vm_page *vm_page_t;
99
100struct specinfo;
101
102typedef u_int32_t udev_t; /* device number */
103typedef struct specinfo *dev_t;
104
105#define offsetof(type, field) __offsetof(type, field)
106
107#else /* !_KERNEL */
108
109typedef u_int32_t dev_t; /* device number */
110#define udev_t dev_t
111
112#ifndef _POSIX_SOURCE
113
114/*
115 * minor() gives a cookie instead of an index since we don't want to
116 * change the meanings of bits 0-15 or waste time and space shifting
117 * bits 16-31 for devices that don't use them.
118 */
119#define major(x) ((int)(((u_int)(x) >> 8)&0xff)) /* major number */
120#define minor(x) ((int)((x)&0xffff00ff)) /* minor number */
121#define makedev(x,y) ((dev_t)(((x) << 8) | (y))) /* create dev_t */
122
123#endif /* _POSIX_SOURCE */
124
125#endif /* !_KERNEL */
126
127#include <machine/endian.h>
128
129#ifdef _BSD_CLOCK_T_
130typedef _BSD_CLOCK_T_ clock_t;
131#undef _BSD_CLOCK_T_
132#endif
133
134#ifdef _BSD_CLOCKID_T_
135typedef _BSD_CLOCKID_T_ clockid_t;
136#undef _BSD_CLOCKID_T_
137#endif
138
139#ifdef _BSD_SIZE_T_
140typedef _BSD_SIZE_T_ size_t;
141#undef _BSD_SIZE_T_
142#endif
143
144#ifdef _BSD_SSIZE_T_
145typedef _BSD_SSIZE_T_ ssize_t;
146#undef _BSD_SSIZE_T_
147#endif
148
149#ifdef _BSD_TIME_T_
150typedef _BSD_TIME_T_ time_t;
151#undef _BSD_TIME_T_
152#endif
153
154#ifdef _BSD_TIMER_T_
155typedef _BSD_TIMER_T_ timer_t;
156#undef _BSD_TIMER_T_
157#endif
158
159#ifndef _POSIX_SOURCE
160#define NBBY 8 /* number of bits in a byte */
161
162/*
163 * Select uses bit masks of file descriptors in longs. These macros
164 * manipulate such bit fields (the filesystem macros use chars).
165 * FD_SETSIZE may be defined by the user, but the default here should
166 * be enough for most uses.
167 */
168#ifndef FD_SETSIZE
169#define FD_SETSIZE 1024
170#endif
171
172typedef unsigned long fd_mask;
173#define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */
174
175#ifndef howmany
176#define howmany(x, y) (((x) + ((y) - 1)) / (y))
177#endif
178
179typedef struct fd_set {
180 fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)];
181} fd_set;
182
183#define _fdset_mask(n) ((fd_mask)1 << ((n) % NFDBITS))
184#define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= _fdset_mask(n))
185#define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~_fdset_mask(n))
186#define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & _fdset_mask(n))
187#define FD_COPY(f, t) bcopy(f, t, sizeof(*(f)))
188#define FD_ZERO(p) bzero(p, sizeof(*(p)))
189
190/*
191 * These declarations belong elsewhere, but are repeated here and in
192 * <stdio.h> to give broken programs a better chance of working with
193 * 64-bit off_t's.
194 */
195#ifndef _KERNEL
196__BEGIN_DECLS
197#ifndef _FTRUNCATE_DECLARED
198#define _FTRUNCATE_DECLARED
b153f746 199int ftruncate (int, off_t);
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200#endif
201#ifndef _LSEEK_DECLARED
202#define _LSEEK_DECLARED
b153f746 203off_t lseek (int, off_t, int);
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204#endif
205#ifndef _MMAP_DECLARED
206#define _MMAP_DECLARED
b153f746 207void * mmap (void *, size_t, int, int, int, off_t);
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208#endif
209#ifndef _TRUNCATE_DECLARED
210#define _TRUNCATE_DECLARED
b153f746 211int truncate (const char *, off_t);
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212#endif
213__END_DECLS
214#endif /* !_KERNEL */
215
216#endif /* !_POSIX_SOURCE */
217
218#endif /* !_SYS_TYPES_H_ */