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b688fc87 WJ |
1 | /*- |
2 | * Copyright (c) 1982, 1986, 1991 The Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | * | |
33 | * @(#)types.h 7.17 (Berkeley) 5/6/91 | |
34 | */ | |
35 | ||
36 | #ifndef _TYPES_H_ | |
37 | #define _TYPES_H_ | |
38 | ||
39 | typedef unsigned char u_char; | |
40 | typedef unsigned short u_short; | |
41 | typedef unsigned int u_int; | |
42 | typedef unsigned long u_long; | |
43 | typedef unsigned short ushort; /* Sys V compatibility */ | |
44 | ||
45 | typedef char * caddr_t; /* core address */ | |
46 | typedef long daddr_t; /* disk address */ | |
47 | typedef short dev_t; /* device number */ | |
48 | typedef u_long ino_t; /* inode number */ | |
49 | typedef long off_t; /* file offset (should be a quad) */ | |
50 | typedef u_short nlink_t; /* link count */ | |
51 | typedef long swblk_t; /* swap offset */ | |
52 | typedef long segsz_t; /* segment size */ | |
53 | typedef u_short uid_t; /* user id */ | |
54 | typedef u_short gid_t; /* group id */ | |
55 | typedef short pid_t; /* process id */ | |
56 | typedef u_short mode_t; /* permissions */ | |
57 | typedef u_long fixpt_t; /* fixed point number */ | |
58 | ||
59 | #ifndef _POSIX_SOURCE | |
60 | typedef struct _uquad { u_long val[2]; } u_quad; | |
61 | typedef struct _quad { long val[2]; } quad; | |
62 | typedef long * qaddr_t; /* should be typedef quad * qaddr_t; */ | |
63 | ||
64 | #define major(x) ((int)(((u_int)(x) >> 8)&0xff)) /* major number */ | |
65 | #define minor(x) ((int)((x)&0xff)) /* minor number */ | |
66 | #define makedev(x,y) ((dev_t)(((x)<<8) | (y))) /* create dev_t */ | |
67 | #endif | |
68 | ||
69 | #include <machine/ansi.h> | |
70 | #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) | |
71 | #include <machine/types.h> | |
72 | #endif | |
73 | ||
74 | #ifdef _CLOCK_T_ | |
75 | typedef _CLOCK_T_ clock_t; | |
76 | #undef _CLOCK_T_ | |
77 | #endif | |
78 | ||
79 | #ifdef _SIZE_T_ | |
80 | typedef _SIZE_T_ size_t; | |
81 | #undef _SIZE_T_ | |
82 | #endif | |
83 | ||
84 | #ifdef _TIME_T_ | |
85 | typedef _TIME_T_ time_t; | |
86 | #undef _TIME_T_ | |
87 | #endif | |
88 | ||
89 | #ifndef _POSIX_SOURCE | |
90 | #define NBBY 8 /* number of bits in a byte */ | |
91 | ||
92 | /* | |
93 | * Select uses bit masks of file descriptors in longs. These macros | |
94 | * manipulate such bit fields (the filesystem macros use chars). | |
95 | * FD_SETSIZE may be defined by the user, but the default here should | |
96 | * be enough for most uses. | |
97 | */ | |
98 | #ifndef FD_SETSIZE | |
99 | #define FD_SETSIZE 256 | |
100 | #endif | |
101 | ||
102 | typedef long fd_mask; | |
103 | #define NFDBITS (sizeof(fd_mask) * NBBY) /* bits per mask */ | |
104 | ||
105 | #ifndef howmany | |
106 | #define howmany(x, y) (((x)+((y)-1))/(y)) | |
107 | #endif | |
108 | ||
109 | typedef struct fd_set { | |
110 | fd_mask fds_bits[howmany(FD_SETSIZE, NFDBITS)]; | |
111 | } fd_set; | |
112 | ||
113 | #define FD_SET(n, p) ((p)->fds_bits[(n)/NFDBITS] |= (1 << ((n) % NFDBITS))) | |
114 | #define FD_CLR(n, p) ((p)->fds_bits[(n)/NFDBITS] &= ~(1 << ((n) % NFDBITS))) | |
115 | #define FD_ISSET(n, p) ((p)->fds_bits[(n)/NFDBITS] & (1 << ((n) % NFDBITS))) | |
116 | #define FD_ZERO(p) bzero((char *)(p), sizeof(*(p))) | |
117 | ||
118 | #if defined(__STDC__) && defined(KERNEL) | |
119 | /* | |
120 | * Forward structure declarations for function prototypes. | |
121 | * We include the common structures that cross subsystem boundaries here; | |
122 | * others are mostly used in the same place that the structure is defined. | |
123 | */ | |
124 | struct proc; | |
125 | struct pgrp; | |
126 | struct ucred; | |
127 | struct rusage; | |
128 | struct file; | |
129 | struct buf; | |
130 | struct tty; | |
131 | struct uio; | |
132 | #endif | |
133 | ||
134 | #endif /* !_POSIX_SOURCE */ | |
135 | #endif /* !_TYPES_H_ */ |