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3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
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8 * the permission of UNIX System Laboratories, Inc.
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11 * modification, are permitted provided that the following conditions
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14 * notice, this list of conditions and the following disclaimer.
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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.
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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 1.4 2003/08/20 07:31:22 rob Exp $
46 #include <sys/cdefs.h>
48 /* Machine type dependent parameters. */
49 #include <sys/inttypes.h> /* includes <machine/ansi.h> */
50 #include <machine/types.h>
53 typedef unsigned char u_char;
54 typedef unsigned short u_short;
55 typedef unsigned int u_int;
56 typedef unsigned long u_long;
57 typedef unsigned short ushort; /* Sys V compatibility */
58 typedef unsigned int uint; /* Sys V compatibility */
61 typedef __uint8_t u_int8_t;
62 typedef __uint16_t u_int16_t;
63 typedef __uint32_t u_int32_t;
64 typedef __uint64_t u_int64_t;
66 typedef u_int64_t u_quad_t; /* quads */
67 typedef int64_t quad_t;
68 typedef quad_t * qaddr_t;
70 typedef char * caddr_t; /* core address */
71 typedef const char * c_caddr_t; /* core address, pointer to const */
72 typedef volatile char * v_caddr_t; /* core address, pointer to volatile */
73 typedef int32_t daddr_t; /* disk address */
74 typedef u_int32_t u_daddr_t; /* unsigned disk address */
75 typedef u_int32_t fixpt_t; /* fixed point number */
76 typedef u_int32_t gid_t; /* group id */
77 typedef u_int32_t in_addr_t; /* base type for internet address */
78 typedef u_int16_t in_port_t;
79 typedef u_int32_t ino_t; /* inode number */
80 typedef long key_t; /* IPC key (for Sys V IPC) */
81 typedef u_int16_t mode_t; /* permissions */
82 typedef u_int16_t nlink_t; /* link count */
83 typedef _BSD_OFF_T_ off_t; /* file offset */
84 typedef _BSD_PID_T_ pid_t; /* process id */
85 typedef quad_t rlim_t; /* resource limit */
86 #ifdef __alpha__ /* XXX should be in <machine/types.h> */
87 typedef int64_t segsz_t; /* segment size */
89 typedef int32_t segsz_t; /* segment size */
91 typedef int32_t swblk_t; /* swap offset */
92 typedef int32_t ufs_daddr_t;
93 typedef u_int32_t uid_t; /* user id */
96 typedef int boolean_t;
97 typedef u_int64_t uoff_t;
98 typedef struct vm_page *vm_page_t;
102 typedef u_int32_t udev_t; /* device number */
103 typedef struct specinfo *dev_t;
105 #define offsetof(type, field) __offsetof(type, field)
109 typedef u_int32_t dev_t; /* device number */
112 #ifndef _POSIX_SOURCE
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.
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 */
123 #endif /* _POSIX_SOURCE */
125 #endif /* !_KERNEL */
127 #include <machine/endian.h>
130 typedef _BSD_CLOCK_T_ clock_t;
134 #ifdef _BSD_CLOCKID_T_
135 typedef _BSD_CLOCKID_T_ clockid_t;
136 #undef _BSD_CLOCKID_T_
140 typedef _BSD_SIZE_T_ size_t;
145 typedef _BSD_SSIZE_T_ ssize_t;
150 typedef _BSD_TIME_T_ time_t;
155 typedef _BSD_TIMER_T_ timer_t;
159 #ifndef _POSIX_SOURCE
160 #define NBBY 8 /* number of bits in a byte */
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.
169 #define FD_SETSIZE 1024
172 typedef unsigned long fd_mask;
173 #define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */
176 #define howmany(x, y) (((x) + ((y) - 1)) / (y))
179 typedef struct fd_set {
180 fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)];
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)))
191 * These declarations belong elsewhere, but are repeated here and in
192 * <stdio.h> to give broken programs a better chance of working with
197 #ifndef _FTRUNCATE_DECLARED
198 #define _FTRUNCATE_DECLARED
199 int ftruncate (int, off_t);
201 #ifndef _LSEEK_DECLARED
202 #define _LSEEK_DECLARED
203 off_t lseek (int, off_t, int);
205 #ifndef _MMAP_DECLARED
206 #define _MMAP_DECLARED
207 void * mmap (void *, size_t, int, int, int, off_t);
209 #ifndef _TRUNCATE_DECLARED
210 #define _TRUNCATE_DECLARED
211 int truncate (const char *, off_t);
214 #endif /* !_KERNEL */
216 #endif /* !_POSIX_SOURCE */
218 #endif /* !_SYS_TYPES_H_ */