1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (C) 1996, 1997, 1998, 2000 by Ralf Baechle
4 */
5 #ifndef _ASM_POSIX_TYPES_H
6 #define _ASM_POSIX_TYPES_H
7
8 /*
9 * This file is generally used by user-level software, so you need to
10 * be a little careful about namespace pollution etc. Also, we cannot
11 * assume GCC is being used.
12 */
13
14 typedef unsigned int __kernel_dev_t;
15 typedef unsigned long __kernel_ino_t;
16 typedef unsigned int __kernel_mode_t;
17 typedef int __kernel_nlink_t;
18 typedef long __kernel_off_t;
19 typedef int __kernel_pid_t;
20 typedef int __kernel_ipc_pid_t;
21 typedef int __kernel_uid_t;
22 typedef int __kernel_gid_t;
23 #if _MIPS_SZLONG != 64
24 typedef unsigned int __kernel_size_t;
25 typedef int __kernel_ssize_t;
26 typedef int __kernel_ptrdiff_t;
27 #else
28 typedef unsigned long __kernel_size_t;
29 typedef long __kernel_ssize_t;
30 typedef long __kernel_ptrdiff_t;
31 #endif
32 typedef long __kernel_time_t;
33 typedef long __kernel_suseconds_t;
34 typedef long __kernel_clock_t;
35 typedef long __kernel_daddr_t;
36 typedef char * __kernel_caddr_t;
37
38 typedef unsigned short __kernel_uid16_t;
39 typedef unsigned short __kernel_gid16_t;
40 typedef int __kernel_uid32_t;
41 typedef int __kernel_gid32_t;
42 typedef __kernel_uid_t __kernel_old_uid_t;
43 typedef __kernel_gid_t __kernel_old_gid_t;
44
45 #ifdef __GNUC__
46 typedef long long __kernel_loff_t;
47 #endif
48
49 typedef struct {
50 long val[2];
51 } __kernel_fsid_t;
52
53 #if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
54
55 #undef __FD_SET
__FD_SET(unsigned long __fd,__kernel_fd_set * __fdsetp)56 static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
57 {
58 unsigned long __tmp = __fd / __NFDBITS;
59 unsigned long __rem = __fd % __NFDBITS;
60 __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
61 }
62
63 #undef __FD_CLR
__FD_CLR(unsigned long __fd,__kernel_fd_set * __fdsetp)64 static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
65 {
66 unsigned long __tmp = __fd / __NFDBITS;
67 unsigned long __rem = __fd % __NFDBITS;
68 __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
69 }
70
71 #undef __FD_ISSET
__FD_ISSET(unsigned long __fd,const __kernel_fd_set * __p)72 static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
73 {
74 unsigned long __tmp = __fd / __NFDBITS;
75 unsigned long __rem = __fd % __NFDBITS;
76 return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
77 }
78
79 /*
80 * This will unroll the loop for the normal constant case (8 ints,
81 * for a 256-bit fd_set)
82 */
83 #undef __FD_ZERO
__FD_ZERO(__kernel_fd_set * __p)84 static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
85 {
86 unsigned long *__tmp = __p->fds_bits;
87 int __i;
88
89 if (__builtin_constant_p(__FDSET_LONGS)) {
90 switch (__FDSET_LONGS) {
91 case 16:
92 __tmp[ 0] = 0; __tmp[ 1] = 0;
93 __tmp[ 2] = 0; __tmp[ 3] = 0;
94 __tmp[ 4] = 0; __tmp[ 5] = 0;
95 __tmp[ 6] = 0; __tmp[ 7] = 0;
96 __tmp[ 8] = 0; __tmp[ 9] = 0;
97 __tmp[10] = 0; __tmp[11] = 0;
98 __tmp[12] = 0; __tmp[13] = 0;
99 __tmp[14] = 0; __tmp[15] = 0;
100 return;
101
102 case 8:
103 __tmp[ 0] = 0; __tmp[ 1] = 0;
104 __tmp[ 2] = 0; __tmp[ 3] = 0;
105 __tmp[ 4] = 0; __tmp[ 5] = 0;
106 __tmp[ 6] = 0; __tmp[ 7] = 0;
107 return;
108
109 case 4:
110 __tmp[ 0] = 0; __tmp[ 1] = 0;
111 __tmp[ 2] = 0; __tmp[ 3] = 0;
112 return;
113 }
114 }
115 __i = __FDSET_LONGS;
116 while (__i) {
117 __i--;
118 *__tmp = 0;
119 __tmp++;
120 }
121 }
122
123 #endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
124
125 #endif /* _ASM_POSIX_TYPES_H */
126