types.h revision 130434
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 * 4. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 *	@(#)types.h	8.6 (Berkeley) 2/19/95
35 * $FreeBSD: head/sys/sys/types.h 130434 2004-06-13 22:07:47Z das $
36 */
37
38#ifndef _SYS_TYPES_H_
39#define	_SYS_TYPES_H_
40
41#include <sys/cdefs.h>
42
43/* Machine type dependent parameters. */
44#include <machine/endian.h>
45#include <sys/_types.h>
46
47#if __BSD_VISIBLE
48typedef	unsigned char	u_char;
49typedef	unsigned short	u_short;
50typedef	unsigned int	u_int;
51typedef	unsigned long	u_long;
52#ifndef _KERNEL
53typedef	unsigned short	ushort;		/* Sys V compatibility */
54typedef	unsigned int	uint;		/* Sys V compatibility */
55#endif
56#endif
57
58/*
59 * XXX POSIX sized integrals that should appear only in <sys/stdint.h>.
60 */
61#ifndef _INT8_T_DECLARED
62typedef	__int8_t	int8_t;
63#define	_INT8_T_DECLARED
64#endif
65
66#ifndef _INT16_T_DECLARED
67typedef	__int16_t	int16_t;
68#define	_INT16_T_DECLARED
69#endif
70
71#ifndef _INT32_T_DECLARED
72typedef	__int32_t	int32_t;
73#define	_INT32_T_DECLARED
74#endif
75
76#ifndef _INT64_T_DECLARED
77typedef	__int64_t	int64_t;
78#define	_INT64_T_DECLARED
79#endif
80
81#ifndef _UINT8_T_DECLARED
82typedef	__uint8_t	uint8_t;
83#define	_UINT8_T_DECLARED
84#endif
85
86#ifndef _UINT16_T_DECLARED
87typedef	__uint16_t	uint16_t;
88#define	_UINT16_T_DECLARED
89#endif
90
91#ifndef _UINT32_T_DECLARED
92typedef	__uint32_t	uint32_t;
93#define	_UINT32_T_DECLARED
94#endif
95
96#ifndef _UINT64_T_DECLARED
97typedef	__uint64_t	uint64_t;
98#define	_UINT64_T_DECLARED
99#endif
100
101#ifndef _INTPTR_T_DECLARED
102typedef	__intptr_t	intptr_t;
103typedef	__uintptr_t	uintptr_t;
104#define	_INTPTR_T_DECLARED
105#endif
106
107typedef __uint8_t	u_int8_t;	/* unsigned integrals (deprecated) */
108typedef __uint16_t	u_int16_t;
109typedef __uint32_t	u_int32_t;
110typedef __uint64_t	u_int64_t;
111
112typedef	__uint64_t	u_quad_t;	/* quads (deprecated) */
113typedef	__int64_t	quad_t;
114typedef	quad_t *	qaddr_t;
115
116typedef	char *		caddr_t;	/* core address */
117typedef	__const char *	c_caddr_t;	/* core address, pointer to const */
118typedef	__volatile char *v_caddr_t;	/* core address, pointer to volatile */
119
120#ifndef _CLOCK_T_DECLARED
121typedef	__clock_t	clock_t;
122#define	_CLOCK_T_DECLARED
123#endif
124
125#ifndef _CLOCKID_T_DECLARED
126typedef	__clockid_t	clockid_t;
127#define	_CLOCKID_T_DECLARED
128#endif
129
130typedef	__critical_t	critical_t;	/* Critical section value */
131typedef	__int64_t	daddr_t;	/* disk address */
132
133#ifndef _DEV_T_DECLARED
134typedef	__dev_t		dev_t;		/* device number or struct cdev */
135#define	_DEV_T_DECLARED
136#endif
137
138#ifndef _FFLAGS_T_DECLARED
139typedef	__fflags_t	fflags_t;	/* file flags */
140#define	_FFLAGS_T_DECLARED
141#endif
142
143typedef	__fixpt_t	fixpt_t;	/* fixed point number */
144
145#ifndef _FSBLKCNT_T_DECLARED		/* for statvfs() */
146typedef	__fsblkcnt_t	fsblkcnt_t;
147typedef	__fsfilcnt_t	fsfilcnt_t;
148#define	_FSBLKCNT_T_DECLARED
149#endif
150
151#ifndef _GID_T_DECLARED
152typedef	__gid_t		gid_t;		/* group id */
153#define	_GID_T_DECLARED
154#endif
155
156#ifndef _IN_ADDR_T_DECLARED
157typedef	__uint32_t	in_addr_t;	/* base type for internet address */
158#define	_IN_ADDR_T_DECLARED
159#endif
160
161#ifndef _IN_PORT_T_DECLARED
162typedef	__uint16_t	in_port_t;
163#define	_IN_PORT_T_DECLARED
164#endif
165
166#ifndef _ID_T_DECLARED
167typedef	__id_t		id_t;		/* can hold a uid_t or pid_t */
168#define	_ID_T_DECLARED
169#endif
170
171#ifndef _INO_T_DECLARED
172typedef	__ino_t		ino_t;		/* inode number */
173#define	_INO_T_DECLARED
174#endif
175
176#ifndef _KEY_T_DECLARED
177typedef	__key_t		key_t;		/* IPC key (for Sys V IPC) */
178#define	_KEY_T_DECLARED
179#endif
180
181#ifndef _MODE_T_DECLARED
182typedef	__mode_t	mode_t;		/* permissions */
183#define	_MODE_T_DECLARED
184#endif
185
186#ifndef _NLINK_T_DECLARED
187typedef	__nlink_t	nlink_t;	/* link count */
188#define	_NLINK_T_DECLARED
189#endif
190
191#ifndef _OFF_T_DECLARED
192typedef	__off_t		off_t;		/* file offset */
193#define	_OFF_T_DECLARED
194#endif
195
196#ifndef _PID_T_DECLARED
197typedef	__pid_t		pid_t;		/* process id */
198#define	_PID_T_DECLARED
199#endif
200
201typedef	__register_t	register_t;
202
203#ifndef _RLIM_T_DECLARED
204typedef	__rlim_t	rlim_t;		/* resource limit */
205#define	_RLIM_T_DECLARED
206#endif
207
208typedef	__segsz_t	segsz_t;	/* segment size (in pages) */
209
210#ifndef _SIZE_T_DECLARED
211typedef	__size_t	size_t;
212#define	_SIZE_T_DECLARED
213#endif
214
215#ifndef _SSIZE_T_DECLARED
216typedef	__ssize_t	ssize_t;
217#define	_SSIZE_T_DECLARED
218#endif
219
220#ifndef _SUSECONDS_T_DECLARED
221typedef	__suseconds_t	suseconds_t;	/* microseconds (signed) */
222#define	_SUSECONDS_T_DECLARED
223#endif
224
225#ifndef _TIME_T_DECLARED
226typedef	__time_t	time_t;
227#define	_TIME_T_DECLARED
228#endif
229
230#ifndef _TIMER_T_DECLARED
231typedef	__timer_t	timer_t;
232#define	_TIMER_T_DECLARED
233#endif
234
235typedef	__u_register_t	u_register_t;
236typedef	__udev_t	udev_t;		/* device number */
237
238#ifndef _UID_T_DECLARED
239typedef	__uid_t		uid_t;		/* user id */
240#define	_UID_T_DECLARED
241#endif
242
243#ifndef _USECONDS_T_DECLARED
244typedef	__useconds_t	useconds_t;	/* microseconds (unsigned) */
245#define	_USECONDS_T_DECLARED
246#endif
247
248typedef	__vm_offset_t	vm_offset_t;
249typedef	__vm_ooffset_t	vm_ooffset_t;
250typedef	__vm_paddr_t	vm_paddr_t;
251typedef	__vm_pindex_t	vm_pindex_t;
252typedef	__vm_size_t	vm_size_t;
253
254#ifdef _KERNEL
255typedef	int		boolean_t;
256typedef	__cpumask_t	cpumask_t;
257typedef	__intfptr_t	intfptr_t;
258
259/*-
260 * XXX this is fixed width for historical reasons.  It should have had type
261 * __int_fast32_t.  Fixed-width types should not be used unless binary
262 * compatibility is essential.  Least-width types should be used even less
263 * since they provide smaller benefits.
264 * XXX should be MD.
265 * XXX this is bogus in -current, but still used for spl*().
266 */
267typedef	__uint32_t	intrmask_t;	/* Interrupt mask (spl, xxx_imask...) */
268
269typedef	__uintfptr_t	uintfptr_t;
270typedef	__uint64_t	uoff_t;
271typedef	struct vm_page	*vm_page_t;
272
273#define offsetof(type, field) __offsetof(type, field)
274
275#endif /* !_KERNEL */
276
277/*
278 * The following are all things that really shouldn't exist in this header,
279 * since its purpose is to provide typedefs, not miscellaneous doodads.
280 */
281#if __BSD_VISIBLE
282
283#include <sys/select.h>
284
285#ifndef _KERNEL
286/*
287 * minor() gives a cookie instead of an index since we don't want to
288 * change the meanings of bits 0-15 or waste time and space shifting
289 * bits 16-31 for devices that don't use them.
290 */
291#define major(x)        ((int)(((u_int)(x) >> 8)&0xff)) /* major number */
292#define minor(x)        ((int)((x)&0xffff00ff))         /* minor number */
293#define makedev(x,y)    ((dev_t)(((x) << 8) | (y)))     /* create dev_t */
294#endif /* !_KERNEL */
295
296/*
297 * These declarations belong elsewhere, but are repeated here and in
298 * <stdio.h> to give broken programs a better chance of working with
299 * 64-bit off_t's.
300 */
301#ifndef _KERNEL
302__BEGIN_DECLS
303#ifndef _FTRUNCATE_DECLARED
304#define	_FTRUNCATE_DECLARED
305int	 ftruncate(int, off_t);
306#endif
307#ifndef _LSEEK_DECLARED
308#define	_LSEEK_DECLARED
309off_t	 lseek(int, off_t, int);
310#endif
311#ifndef _MMAP_DECLARED
312#define	_MMAP_DECLARED
313void *	 mmap(void *, size_t, int, int, int, off_t);
314#endif
315#ifndef _TRUNCATE_DECLARED
316#define	_TRUNCATE_DECLARED
317int	 truncate(const char *, off_t);
318#endif
319__END_DECLS
320#endif /* !_KERNEL */
321
322#endif /* __BSD_VISIBLE */
323
324#endif /* !_SYS_TYPES_H_ */
325