1 /* $Id: posix_types.h,v 1.6 2000/02/04 23:32:54 ralf Exp $
2 *
3 * This file is subject to the terms and conditions of the GNU General Public
4 * License. See the file "COPYING" in the main directory of this archive
5 * for more details.
6 *
7 * Copyright (C) 1996, 1997, 1998, 2000 by Ralf Baechle
8 */
9 #ifndef _ASM_POSIX_TYPES_H
10 #define _ASM_POSIX_TYPES_H
11
12 /*
13 * This file is generally used by user-level software, so you need to
14 * be a little careful about namespace pollution etc. Also, we cannot
15 * assume GCC is being used.
16 */
17
18 typedef unsigned int __kernel_dev_t;
19 typedef unsigned long __kernel_ino_t;
20 typedef unsigned int __kernel_mode_t;
21 typedef int __kernel_nlink_t;
22 typedef long __kernel_off_t;
23 typedef int __kernel_pid_t;
24 typedef int __kernel_ipc_pid_t;
25 typedef int __kernel_uid_t;
26 typedef int __kernel_gid_t;
27 typedef unsigned int __kernel_size_t;
28 typedef int __kernel_ssize_t;
29 typedef int __kernel_ptrdiff_t;
30 typedef long __kernel_time_t;
31 typedef long __kernel_suseconds_t;
32 typedef long __kernel_clock_t;
33 typedef long __kernel_daddr_t;
34 typedef char * __kernel_caddr_t;
35
36 typedef unsigned short __kernel_uid16_t;
37 typedef unsigned short __kernel_gid16_t;
38 typedef int __kernel_uid32_t;
39 typedef int __kernel_gid32_t;
40 typedef __kernel_uid_t __kernel_old_uid_t;
41 typedef __kernel_gid_t __kernel_old_gid_t;
42
43 #ifdef __GNUC__
44 typedef long long __kernel_loff_t;
45 #endif
46
47 typedef struct {
48 long val[2];
49 } __kernel_fsid_t;
50
51 #if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
52
53 #undef __FD_SET
54 static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
55 {
56 unsigned long __tmp = __fd / __NFDBITS;
57 unsigned long __rem = __fd % __NFDBITS;
58 __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
59 }
60
61 #undef __FD_CLR
62 static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
63 {
64 unsigned long __tmp = __fd / __NFDBITS;
65 unsigned long __rem = __fd % __NFDBITS;
66 __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
67 }
68
69 #undef __FD_ISSET
70 static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
71 {
72 unsigned long __tmp = __fd / __NFDBITS;
73 unsigned long __rem = __fd % __NFDBITS;
74 return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
75 }
76
77 /*
78 * This will unroll the loop for the normal constant case (8 ints,
79 * for a 256-bit fd_set)
80 */
81 #undef __FD_ZERO
82 static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
83 {
84 unsigned long *__tmp = __p->fds_bits;
85 int __i;
86
87 if (__builtin_constant_p(__FDSET_LONGS)) {
88 switch (__FDSET_LONGS) {
89 case 16:
90 __tmp[ 0] = 0; __tmp[ 1] = 0;
91 __tmp[ 2] = 0; __tmp[ 3] = 0;
92 __tmp[ 4] = 0; __tmp[ 5] = 0;
93 __tmp[ 6] = 0; __tmp[ 7] = 0;
94 __tmp[ 8] = 0; __tmp[ 9] = 0;
95 __tmp[10] = 0; __tmp[11] = 0;
96 __tmp[12] = 0; __tmp[13] = 0;
97 __tmp[14] = 0; __tmp[15] = 0;
98 return;
99
100 case 8:
101 __tmp[ 0] = 0; __tmp[ 1] = 0;
102 __tmp[ 2] = 0; __tmp[ 3] = 0;
103 __tmp[ 4] = 0; __tmp[ 5] = 0;
104 __tmp[ 6] = 0; __tmp[ 7] = 0;
105 return;
106
107 case 4:
108 __tmp[ 0] = 0; __tmp[ 1] = 0;
109 __tmp[ 2] = 0; __tmp[ 3] = 0;
110 return;
111 }
112 }
113 __i = __FDSET_LONGS;
114 while (__i) {
115 __i--;
116 *__tmp = 0;
117 __tmp++;
118 }
119 }
120
121 #endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
122
123 #endif /* _ASM_POSIX_TYPES_H */
124
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