tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _PPC64_POSIX_TYPES_H
2#define _PPC64_POSIX_TYPES_H
3
4/*
5 * This file is generally used by user-level software, so you need to
6 * be a little careful about namespace pollution etc. Also, we cannot
7 * assume GCC is being used.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version
12 * 2 of the License, or (at your option) any later version.
13 */
14
15typedef unsigned long __kernel_ino_t;
16typedef unsigned long __kernel_nlink_t;
17typedef unsigned int __kernel_mode_t;
18typedef long __kernel_off_t;
19typedef long long __kernel_loff_t;
20typedef int __kernel_pid_t;
21typedef int __kernel_ipc_pid_t;
22typedef unsigned int __kernel_uid_t;
23typedef unsigned int __kernel_gid_t;
24typedef unsigned long __kernel_size_t;
25typedef long __kernel_ssize_t;
26typedef long __kernel_ptrdiff_t;
27typedef long __kernel_time_t;
28typedef int __kernel_timer_t;
29typedef int __kernel_clockid_t;
30typedef long __kernel_suseconds_t;
31typedef long __kernel_clock_t;
32typedef int __kernel_daddr_t;
33typedef char * __kernel_caddr_t;
34typedef unsigned short __kernel_uid16_t;
35typedef unsigned short __kernel_gid16_t;
36typedef unsigned int __kernel_uid32_t;
37typedef unsigned int __kernel_gid32_t;
38
39typedef unsigned int __kernel_old_uid_t;
40typedef unsigned int __kernel_old_gid_t;
41typedef unsigned long __kernel_old_dev_t;
42
43typedef struct {
44 int val[2];
45} __kernel_fsid_t;
46
47#ifndef __GNUC__
48
49#define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
50#define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
51#define __FD_ISSET(d, set) (((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)
52#define __FD_ZERO(set) \
53 ((void) memset ((__ptr_t) (set), 0, sizeof (__kernel_fd_set)))
54
55#else /* __GNUC__ */
56
57#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) \
58 || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0)
59/* With GNU C, use inline functions instead so args are evaluated only once: */
60
61#undef __FD_SET
62static __inline__ void __FD_SET(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_CLR
70static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
71{
72 unsigned long _tmp = fd / __NFDBITS;
73 unsigned long _rem = fd % __NFDBITS;
74 fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
75}
76
77#undef __FD_ISSET
78static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set *p)
79{
80 unsigned long _tmp = fd / __NFDBITS;
81 unsigned long _rem = fd % __NFDBITS;
82 return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
83}
84
85/*
86 * This will unroll the loop for the normal constant case (8 ints,
87 * for a 256-bit fd_set)
88 */
89#undef __FD_ZERO
90static __inline__ void __FD_ZERO(__kernel_fd_set *p)
91{
92 unsigned long *tmp = (unsigned long *)p->fds_bits;
93 int i;
94
95 if (__builtin_constant_p(__FDSET_LONGS)) {
96 switch (__FDSET_LONGS) {
97 case 16:
98 tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
99 tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
100
101 case 8:
102 tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
103
104 case 4:
105 tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
106 return;
107 }
108 }
109 i = __FDSET_LONGS;
110 while (i) {
111 i--;
112 *tmp = 0;
113 tmp++;
114 }
115}
116
117#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
118#endif /* __GNUC__ */
119#endif /* _PPC64_POSIX_TYPES_H */