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 * $FreeBSD$
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#include <sys/_pthreadtypes.h>
48
49#if __BSD_VISIBLE
50typedef	unsigned char	u_char;
51typedef	unsigned short	u_short;
52typedef	unsigned int	u_int;
53typedef	unsigned long	u_long;
54#ifndef _KERNEL
55typedef	unsigned short	ushort;		/* Sys V compatibility */
56typedef	unsigned int	uint;		/* Sys V compatibility */
57#endif
58#endif
59
60/*
61 * POSIX Extensions
62 */
63typedef	unsigned char	uchar_t;
64typedef	unsigned short	ushort_t;
65typedef	unsigned int	uint_t;
66typedef	unsigned long	ulong_t;
67
68/*
69 * XXX POSIX sized integrals that should appear only in <sys/stdint.h>.
70 */
71#include <sys/_stdint.h>
72
73typedef __uint8_t	u_int8_t;	/* unsigned integrals (deprecated) */
74typedef __uint16_t	u_int16_t;
75typedef __uint32_t	u_int32_t;
76typedef __uint64_t	u_int64_t;
77
78typedef	__uint64_t	u_quad_t;	/* quads (deprecated) */
79typedef	__int64_t	quad_t;
80typedef	quad_t *	qaddr_t;
81
82typedef	char *		caddr_t;	/* core address */
83typedef	const char *	c_caddr_t;	/* core address, pointer to const */
84
85#ifndef _BLKSIZE_T_DECLARED
86typedef	__blksize_t	blksize_t;
87#define	_BLKSIZE_T_DECLARED
88#endif
89
90typedef	__cpuwhich_t	cpuwhich_t;
91typedef	__cpulevel_t	cpulevel_t;
92typedef	__cpusetid_t	cpusetid_t;
93
94#ifndef _BLKCNT_T_DECLARED
95typedef	__blkcnt_t	blkcnt_t;
96#define	_BLKCNT_T_DECLARED
97#endif
98
99#ifndef _CLOCK_T_DECLARED
100typedef	__clock_t	clock_t;
101#define	_CLOCK_T_DECLARED
102#endif
103
104#ifndef _CLOCKID_T_DECLARED
105typedef	__clockid_t	clockid_t;
106#define	_CLOCKID_T_DECLARED
107#endif
108
109typedef	__critical_t	critical_t;	/* Critical section value */
110typedef	__int64_t	daddr_t;	/* disk address */
111
112#ifndef _DEV_T_DECLARED
113typedef	__dev_t		dev_t;		/* device number or struct cdev */
114#define	_DEV_T_DECLARED
115#endif
116
117#ifndef _FFLAGS_T_DECLARED
118typedef	__fflags_t	fflags_t;	/* file flags */
119#define	_FFLAGS_T_DECLARED
120#endif
121
122typedef	__fixpt_t	fixpt_t;	/* fixed point number */
123
124#ifndef _FSBLKCNT_T_DECLARED		/* for statvfs() */
125typedef	__fsblkcnt_t	fsblkcnt_t;
126typedef	__fsfilcnt_t	fsfilcnt_t;
127#define	_FSBLKCNT_T_DECLARED
128#endif
129
130#ifndef _GID_T_DECLARED
131typedef	__gid_t		gid_t;		/* group id */
132#define	_GID_T_DECLARED
133#endif
134
135#ifndef _IN_ADDR_T_DECLARED
136typedef	__uint32_t	in_addr_t;	/* base type for internet address */
137#define	_IN_ADDR_T_DECLARED
138#endif
139
140#ifndef _IN_PORT_T_DECLARED
141typedef	__uint16_t	in_port_t;
142#define	_IN_PORT_T_DECLARED
143#endif
144
145#ifndef _ID_T_DECLARED
146typedef	__id_t		id_t;		/* can hold a uid_t or pid_t */
147#define	_ID_T_DECLARED
148#endif
149
150#ifndef _INO_T_DECLARED
151typedef	__ino_t		ino_t;		/* inode number */
152#define	_INO_T_DECLARED
153#endif
154
155#ifndef _KEY_T_DECLARED
156typedef	__key_t		key_t;		/* IPC key (for Sys V IPC) */
157#define	_KEY_T_DECLARED
158#endif
159
160#ifndef _LWPID_T_DECLARED
161typedef	__lwpid_t	lwpid_t;	/* Thread ID (a.k.a. LWP) */
162#define	_LWPID_T_DECLARED
163#endif
164
165#ifndef _MODE_T_DECLARED
166typedef	__mode_t	mode_t;		/* permissions */
167#define	_MODE_T_DECLARED
168#endif
169
170#ifndef _ACCMODE_T_DECLARED
171typedef	__accmode_t	accmode_t;	/* access permissions */
172#define	_ACCMODE_T_DECLARED
173#endif
174
175#ifndef _NLINK_T_DECLARED
176typedef	__nlink_t	nlink_t;	/* link count */
177#define	_NLINK_T_DECLARED
178#endif
179
180#ifndef _OFF_T_DECLARED
181typedef	__off_t		off_t;		/* file offset */
182#define	_OFF_T_DECLARED
183#endif
184
185#ifndef _PID_T_DECLARED
186typedef	__pid_t		pid_t;		/* process id */
187#define	_PID_T_DECLARED
188#endif
189
190typedef	__register_t	register_t;
191
192#ifndef _RLIM_T_DECLARED
193typedef	__rlim_t	rlim_t;		/* resource limit */
194#define	_RLIM_T_DECLARED
195#endif
196
197typedef	__int64_t	sbintime_t;
198
199typedef	__segsz_t	segsz_t;	/* segment size (in pages) */
200
201#ifndef _SIZE_T_DECLARED
202typedef	__size_t	size_t;
203#define	_SIZE_T_DECLARED
204#endif
205
206#ifndef _SSIZE_T_DECLARED
207typedef	__ssize_t	ssize_t;
208#define	_SSIZE_T_DECLARED
209#endif
210
211#ifndef _SUSECONDS_T_DECLARED
212typedef	__suseconds_t	suseconds_t;	/* microseconds (signed) */
213#define	_SUSECONDS_T_DECLARED
214#endif
215
216#ifndef _TIME_T_DECLARED
217typedef	__time_t	time_t;
218#define	_TIME_T_DECLARED
219#endif
220
221#ifndef _TIMER_T_DECLARED
222typedef	__timer_t	timer_t;
223#define	_TIMER_T_DECLARED
224#endif
225
226#ifndef _MQD_T_DECLARED
227typedef	__mqd_t	mqd_t;
228#define	_MQD_T_DECLARED
229#endif
230
231typedef	__u_register_t	u_register_t;
232
233#ifndef _UID_T_DECLARED
234typedef	__uid_t		uid_t;		/* user id */
235#define	_UID_T_DECLARED
236#endif
237
238#ifndef _USECONDS_T_DECLARED
239typedef	__useconds_t	useconds_t;	/* microseconds (unsigned) */
240#define	_USECONDS_T_DECLARED
241#endif
242
243#ifndef _CAP_IOCTL_T_DECLARED
244#define	_CAP_IOCTL_T_DECLARED
245typedef	unsigned long	cap_ioctl_t;
246#endif
247
248#ifndef _CAP_RIGHTS_T_DECLARED
249#define	_CAP_RIGHTS_T_DECLARED
250struct cap_rights;
251
252typedef	struct cap_rights	cap_rights_t;
253#endif
254
255typedef	__vm_offset_t	vm_offset_t;
256typedef	__vm_ooffset_t	vm_ooffset_t;
257typedef	__vm_paddr_t	vm_paddr_t;
258typedef	__vm_pindex_t	vm_pindex_t;
259typedef	__vm_size_t	vm_size_t;
260
261typedef __rman_res_t    rman_res_t;
262
263#ifdef _KERNEL
264typedef	int		boolean_t;
265typedef	struct device	*device_t;
266typedef	__intfptr_t	intfptr_t;
267
268/*
269 * XXX this is fixed width for historical reasons.  It should have had type
270 * __int_fast32_t.  Fixed-width types should not be used unless binary
271 * compatibility is essential.  Least-width types should be used even less
272 * since they provide smaller benefits.
273 *
274 * XXX should be MD.
275 *
276 * XXX this is bogus in -current, but still used for spl*().
277 */
278typedef	__uint32_t	intrmask_t;	/* Interrupt mask (spl, xxx_imask...) */
279
280typedef	__uintfptr_t	uintfptr_t;
281typedef	__uint64_t	uoff_t;
282typedef	char		vm_memattr_t;	/* memory attribute codes */
283typedef	struct vm_page	*vm_page_t;
284
285#if !defined(__bool_true_false_are_defined) && !defined(__cplusplus)
286#define	__bool_true_false_are_defined	1
287#define	false	0
288#define	true	1
289#if __STDC_VERSION__ < 199901L && __GNUC__ < 3 && !defined(__INTEL_COMPILER)
290typedef	int	_Bool;
291#endif
292typedef	_Bool	bool;
293#endif /* !__bool_true_false_are_defined && !__cplusplus */
294
295#define offsetof(type, field) __offsetof(type, field)
296
297#else
298/* for illumos compatibility */
299typedef enum boolean { B_FALSE, B_TRUE } boolean_t;
300
301#endif /* !_KERNEL */
302
303/*
304 * The following are all things that really shouldn't exist in this header,
305 * since its purpose is to provide typedefs, not miscellaneous doodads.
306 */
307
308#ifdef __POPCNT__
309#define	__bitcount64(x)	__builtin_popcountll((__uint64_t)(x))
310#define	__bitcount32(x)	__builtin_popcount((__uint32_t)(x))
311#define	__bitcount16(x)	__builtin_popcount((__uint16_t)(x))
312#define	__bitcountl(x)	__builtin_popcountl((unsigned long)(x))
313#define	__bitcount(x)	__builtin_popcount((unsigned int)(x))
314#else
315/*
316 * Population count algorithm using SWAR approach
317 * - "SIMD Within A Register".
318 */
319static __inline __uint16_t
320__bitcount16(__uint16_t _x)
321{
322
323	_x = (_x & 0x5555) + ((_x & 0xaaaa) >> 1);
324	_x = (_x & 0x3333) + ((_x & 0xcccc) >> 2);
325	_x = (_x + (_x >> 4)) & 0x0f0f;
326	_x = (_x + (_x >> 8)) & 0x00ff;
327	return (_x);
328}
329
330static __inline __uint32_t
331__bitcount32(__uint32_t _x)
332{
333
334	_x = (_x & 0x55555555) + ((_x & 0xaaaaaaaa) >> 1);
335	_x = (_x & 0x33333333) + ((_x & 0xcccccccc) >> 2);
336	_x = (_x + (_x >> 4)) & 0x0f0f0f0f;
337	_x = (_x + (_x >> 8));
338	_x = (_x + (_x >> 16)) & 0x000000ff;
339	return (_x);
340}
341
342#ifdef __LP64__
343static __inline __uint64_t
344__bitcount64(__uint64_t _x)
345{
346
347	_x = (_x & 0x5555555555555555) + ((_x & 0xaaaaaaaaaaaaaaaa) >> 1);
348	_x = (_x & 0x3333333333333333) + ((_x & 0xcccccccccccccccc) >> 2);
349	_x = (_x + (_x >> 4)) & 0x0f0f0f0f0f0f0f0f;
350	_x = (_x + (_x >> 8));
351	_x = (_x + (_x >> 16));
352	_x = (_x + (_x >> 32)) & 0x000000ff;
353	return (_x);
354}
355
356#define	__bitcountl(x)	__bitcount64((unsigned long)(x))
357#else
358static __inline __uint64_t
359__bitcount64(__uint64_t _x)
360{
361
362	return (__bitcount32(_x >> 32) + __bitcount32(_x));
363}
364
365#define	__bitcountl(x)	__bitcount32((unsigned long)(x))
366#endif
367#define	__bitcount(x)	__bitcount32((unsigned int)(x))
368#endif
369
370#if __BSD_VISIBLE
371
372#include <sys/select.h>
373
374/*
375 * minor() gives a cookie instead of an index since we don't want to
376 * change the meanings of bits 0-15 or waste time and space shifting
377 * bits 16-31 for devices that don't use them.
378 */
379#define	major(x)	((int)(((u_int)(x) >> 8)&0xff))	/* major number */
380#define	minor(x)	((int)((x)&0xffff00ff))		/* minor number */
381#define	makedev(x,y)	((dev_t)(((x) << 8) | (y)))	/* create dev_t */
382
383/*
384 * These declarations belong elsewhere, but are repeated here and in
385 * <stdio.h> to give broken programs a better chance of working with
386 * 64-bit off_t's.
387 */
388#ifndef _KERNEL
389__BEGIN_DECLS
390#ifndef _FTRUNCATE_DECLARED
391#define	_FTRUNCATE_DECLARED
392int	 ftruncate(int, off_t);
393#endif
394#ifndef _LSEEK_DECLARED
395#define	_LSEEK_DECLARED
396off_t	 lseek(int, off_t, int);
397#endif
398#ifndef _MMAP_DECLARED
399#define	_MMAP_DECLARED
400void *	 mmap(void *, size_t, int, int, int, off_t);
401#endif
402#ifndef _TRUNCATE_DECLARED
403#define	_TRUNCATE_DECLARED
404int	 truncate(const char *, off_t);
405#endif
406__END_DECLS
407#endif /* !_KERNEL */
408
409#endif /* __BSD_VISIBLE */
410
411#endif /* !_SYS_TYPES_H_ */
412