xref: /dflybsd-src/sys/sys/types.h (revision 41871674d0079dec70d55eb824f39d07dc7b3310)
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 $
40  * $DragonFly: src/sys/sys/types.h,v 1.12 2006/04/03 02:02:30 dillon Exp $
41  */
42 
43 #ifndef _SYS_TYPES_H_
44 #define	_SYS_TYPES_H_
45 
46 #include <sys/cdefs.h>
47 #include <stdint.h>
48 #include <machine/stdarg.h>
49 #include <machine/endian.h>
50 #ifndef _MACHINE_TYPES_H_
51 #include <machine/types.h>
52 #endif
53 
54 #ifndef _POSIX_SOURCE
55 typedef	unsigned char	u_char;
56 typedef	unsigned short	u_short;
57 typedef	unsigned int	u_int;
58 typedef	unsigned long	u_long;
59 typedef	unsigned short	ushort;		/* Sys V compatibility */
60 typedef	unsigned int	uint;		/* Sys V compatibility */
61 #endif
62 
63 typedef __uint8_t	u_int8_t;
64 typedef __uint16_t	u_int16_t;
65 typedef __uint32_t	u_int32_t;
66 typedef __uint64_t	u_int64_t;
67 typedef	__uint64_t	u_quad_t;	/* quads */
68 typedef	__int64_t	quad_t;
69 typedef	quad_t *	qaddr_t;
70 
71 typedef __int64_t	blkcnt_t;	/* file block count */
72 typedef __int64_t	blksize_t;	/* block size */
73 typedef	char *		caddr_t;	/* core address */
74 typedef	const char *	c_caddr_t;	/* core address, pointer to const */
75 typedef	volatile char *	v_caddr_t;	/* core address, pointer to volatile */
76 typedef	__int32_t	daddr_t;	/* disk address */
77 typedef	__uint32_t	u_daddr_t;	/* unsigned disk address */
78 typedef	__uint32_t	fixpt_t;	/* fixed point number */
79 typedef __uint64_t	fsblkcnt_t;	/* filesystem block count */
80 typedef __uint64_t	fsfilcnt_t;	/* filesystem file count */
81 typedef	__uint32_t	gid_t;		/* group id */
82 typedef __int64_t	id_t;		/* general id, can hold gid/pid/uid_t */
83 typedef	__uint32_t	in_addr_t;	/* base type for internet address */
84 typedef	__uint16_t	in_port_t;
85 #ifdef __BOOT2_HACK
86 typedef	__uint32_t	ino_t;		/* inode number */
87 #else
88 typedef	__uint64_t	ino_t;		/* inode number */
89 #endif
90 typedef	long		key_t;		/* IPC key (for Sys V IPC) */
91 typedef	__uint16_t	mode_t;		/* permissions */
92 typedef	__uint32_t	nlink_t;	/* link count */
93 typedef	__off_t		off_t;		/* file offset */
94 typedef	__pid_t		pid_t;		/* process id */
95 typedef	__pid_t		lwpid_t;	/* light weight process id */
96 typedef	quad_t		rlim_t;		/* resource limit */
97 typedef	__int32_t	segsz_t;	/* segment size */
98 typedef	__int32_t	swblk_t;	/* swap offset */
99 typedef	__uint32_t	uid_t;		/* user id */
100 
101 #ifdef _KERNEL
102 typedef	int		boolean_t;
103 typedef	u_int64_t	uoff_t;
104 typedef	struct vm_page	*vm_page_t;
105 
106 struct specinfo;
107 
108 typedef	u_int32_t	udev_t;		/* device number */
109 typedef struct specinfo	*dev_t;
110 
111 #define offsetof(type, field) __offsetof(type, field)
112 
113 #else /* !_KERNEL */
114 
115 typedef	u_int32_t	dev_t;		/* device number */
116 #define udev_t dev_t
117 
118 #ifndef _POSIX_SOURCE
119 
120 /*
121  * minor() gives a cookie instead of an index since we don't want to
122  * change the meanings of bits 0-15 or waste time and space shifting
123  * bits 16-31 for devices that don't use them.
124  */
125 #define major(x)        ((int)(((u_int)(x) >> 8)&0xff)) /* major number */
126 #define minor(x)        ((int)((x)&0xffff00ff))         /* minor number */
127 #define makedev(x,y)    ((dev_t)(((x) << 8) | (y)))     /* create dev_t */
128 
129 #endif /* _POSIX_SOURCE */
130 
131 #endif /* !_KERNEL */
132 
133 #ifndef _CLOCK_T_DECLARED
134 #define _CLOCK_T_DECLARED
135 typedef	__clock_t	clock_t;
136 #endif
137 
138 #ifndef _CLOCKID_T_DECLARED
139 #define _CLOCKID_T_DECLARED
140 typedef __clockid_t	clockid_t;
141 #endif
142 
143 #ifndef _SIZE_T_DECLARED
144 #define _SIZE_T_DECLARED
145 typedef __size_t	size_t;
146 #endif
147 
148 #ifndef _SSIZE_T_DECLARED
149 #define _SSIZE_T_DECLARED
150 typedef __ssize_t	ssize_t;
151 #endif
152 
153 #ifndef _TIME_T_DECLARED
154 #define _TIME_T_DECLARED
155 typedef __time_t	time_t;
156 #endif
157 
158 #ifndef _TIMER_T_DECLARED
159 #define _TIMER_T_DECLARED
160 typedef __timer_t	timer_t;
161 #endif
162 
163 #ifndef _POSIX_SOURCE
164 #define	NBBY	8		/* number of bits in a byte */
165 
166 /*
167  * Select uses bit masks of file descriptors in longs.  These macros
168  * manipulate such bit fields (the filesystem macros use chars).
169  * FD_SETSIZE may be defined by the user, but the default here should
170  * be enough for most uses.
171  */
172 #ifndef	FD_SETSIZE
173 #define	FD_SETSIZE	1024
174 #endif
175 
176 typedef	unsigned long	fd_mask;
177 #define	NFDBITS	(sizeof(fd_mask) * NBBY)	/* bits per mask */
178 
179 #ifndef howmany
180 #define	howmany(x, y)	(((x) + ((y) - 1)) / (y))
181 #endif
182 
183 typedef	struct fd_set {
184 	fd_mask	fds_bits[howmany(FD_SETSIZE, NFDBITS)];
185 } fd_set;
186 
187 #define	_fdset_mask(n)	((fd_mask)1 << ((n) % NFDBITS))
188 #define	FD_SET(n, p)	((p)->fds_bits[(n)/NFDBITS] |= _fdset_mask(n))
189 #define	FD_CLR(n, p)	((p)->fds_bits[(n)/NFDBITS] &= ~_fdset_mask(n))
190 #define	FD_ISSET(n, p)	((p)->fds_bits[(n)/NFDBITS] & _fdset_mask(n))
191 #define	FD_COPY(f, t)	bcopy(f, t, sizeof(*(f)))
192 #define	FD_ZERO(p)	bzero(p, sizeof(*(p)))
193 
194 /*
195  * These declarations belong elsewhere, but are repeated here and in
196  * <stdio.h> to give broken programs a better chance of working with
197  * 64-bit off_t's.
198  */
199 #ifndef _KERNEL
200 __BEGIN_DECLS
201 #ifndef _FTRUNCATE_DECLARED
202 #define	_FTRUNCATE_DECLARED
203 int	 ftruncate (int, off_t);
204 #endif
205 #ifndef _LSEEK_DECLARED
206 #define	_LSEEK_DECLARED
207 off_t	 lseek (int, off_t, int);
208 #endif
209 #ifndef _MMAP_DECLARED
210 #define	_MMAP_DECLARED
211 void *	 mmap (void *, size_t, int, int, int, off_t);
212 #endif
213 #ifndef _TRUNCATE_DECLARED
214 #define	_TRUNCATE_DECLARED
215 int	 truncate (const char *, off_t);
216 #endif
217 __END_DECLS
218 #endif /* !_KERNEL */
219 
220 #endif /* !_POSIX_SOURCE */
221 
222 #endif /* !_SYS_TYPES_H_ */
223