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6103ec56 AB |
1 | #ifndef __ASM_GENERIC_POSIX_TYPES_H |
2 | #define __ASM_GENERIC_POSIX_TYPES_H | |
3 | ||
4 | #include <asm/bitsperlong.h> | |
5 | /* | |
6 | * This file is generally used by user-level software, so you need to | |
7 | * be a little careful about namespace pollution etc. | |
8 | * | |
9 | * First the types that are often defined in different ways across | |
10 | * architectures, so that you can override them. | |
11 | */ | |
12 | ||
13 | #ifndef __kernel_ino_t | |
14 | typedef unsigned long __kernel_ino_t; | |
15 | #endif | |
16 | ||
17 | #ifndef __kernel_mode_t | |
18 | typedef unsigned int __kernel_mode_t; | |
19 | #endif | |
20 | ||
21 | #ifndef __kernel_nlink_t | |
22 | typedef unsigned long __kernel_nlink_t; | |
23 | #endif | |
24 | ||
25 | #ifndef __kernel_pid_t | |
26 | typedef int __kernel_pid_t; | |
27 | #endif | |
28 | ||
29 | #ifndef __kernel_ipc_pid_t | |
30 | typedef int __kernel_ipc_pid_t; | |
31 | #endif | |
32 | ||
33 | #ifndef __kernel_uid_t | |
34 | typedef unsigned int __kernel_uid_t; | |
35 | typedef unsigned int __kernel_gid_t; | |
36 | #endif | |
37 | ||
38 | #ifndef __kernel_suseconds_t | |
39 | typedef long __kernel_suseconds_t; | |
40 | #endif | |
41 | ||
42 | #ifndef __kernel_daddr_t | |
43 | typedef int __kernel_daddr_t; | |
44 | #endif | |
45 | ||
46 | #ifndef __kernel_uid32_t | |
47 | typedef __kernel_uid_t __kernel_uid32_t; | |
48 | typedef __kernel_gid_t __kernel_gid32_t; | |
49 | #endif | |
50 | ||
51 | #ifndef __kernel_old_uid_t | |
52 | typedef __kernel_uid_t __kernel_old_uid_t; | |
53 | typedef __kernel_gid_t __kernel_old_gid_t; | |
54 | #endif | |
55 | ||
56 | #ifndef __kernel_old_dev_t | |
57 | typedef unsigned int __kernel_old_dev_t; | |
58 | #endif | |
59 | ||
60 | /* | |
61 | * Most 32 bit architectures use "unsigned int" size_t, | |
62 | * and all 64 bit architectures use "unsigned long" size_t. | |
63 | */ | |
64 | #ifndef __kernel_size_t | |
65 | #if __BITS_PER_LONG != 64 | |
66 | typedef unsigned int __kernel_size_t; | |
67 | typedef int __kernel_ssize_t; | |
68 | typedef int __kernel_ptrdiff_t; | |
69 | #else | |
70 | typedef unsigned long __kernel_size_t; | |
71 | typedef long __kernel_ssize_t; | |
72 | typedef long __kernel_ptrdiff_t; | |
73 | #endif | |
74 | #endif | |
75 | ||
76 | /* | |
77 | * anything below here should be completely generic | |
78 | */ | |
79 | typedef long __kernel_off_t; | |
80 | typedef long long __kernel_loff_t; | |
81 | typedef long __kernel_time_t; | |
82 | typedef long __kernel_clock_t; | |
83 | typedef int __kernel_timer_t; | |
84 | typedef int __kernel_clockid_t; | |
85 | typedef char * __kernel_caddr_t; | |
86 | typedef unsigned short __kernel_uid16_t; | |
87 | typedef unsigned short __kernel_gid16_t; | |
88 | ||
89 | typedef struct { | |
90 | int val[2]; | |
91 | } __kernel_fsid_t; | |
92 | ||
93 | #ifdef __KERNEL__ | |
94 | ||
95 | #undef __FD_SET | |
96 | static inline void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp) | |
97 | { | |
98 | unsigned long __tmp = __fd / __NFDBITS; | |
99 | unsigned long __rem = __fd % __NFDBITS; | |
100 | __fdsetp->fds_bits[__tmp] |= (1UL<<__rem); | |
101 | } | |
102 | ||
103 | #undef __FD_CLR | |
104 | static inline void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp) | |
105 | { | |
106 | unsigned long __tmp = __fd / __NFDBITS; | |
107 | unsigned long __rem = __fd % __NFDBITS; | |
108 | __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem); | |
109 | } | |
110 | ||
111 | #undef __FD_ISSET | |
112 | static inline int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p) | |
113 | { | |
114 | unsigned long __tmp = __fd / __NFDBITS; | |
115 | unsigned long __rem = __fd % __NFDBITS; | |
116 | return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0; | |
117 | } | |
118 | ||
119 | /* | |
120 | * This will unroll the loop for the normal constant case (8 ints, | |
121 | * for a 256-bit fd_set) | |
122 | */ | |
123 | #undef __FD_ZERO | |
124 | static inline void __FD_ZERO(__kernel_fd_set *__p) | |
125 | { | |
126 | unsigned long *__tmp = __p->fds_bits; | |
127 | int __i; | |
128 | ||
129 | if (__builtin_constant_p(__FDSET_LONGS)) { | |
130 | switch (__FDSET_LONGS) { | |
131 | case 16: | |
132 | __tmp[ 0] = 0; __tmp[ 1] = 0; | |
133 | __tmp[ 2] = 0; __tmp[ 3] = 0; | |
134 | __tmp[ 4] = 0; __tmp[ 5] = 0; | |
135 | __tmp[ 6] = 0; __tmp[ 7] = 0; | |
136 | __tmp[ 8] = 0; __tmp[ 9] = 0; | |
137 | __tmp[10] = 0; __tmp[11] = 0; | |
138 | __tmp[12] = 0; __tmp[13] = 0; | |
139 | __tmp[14] = 0; __tmp[15] = 0; | |
140 | return; | |
141 | ||
142 | case 8: | |
143 | __tmp[ 0] = 0; __tmp[ 1] = 0; | |
144 | __tmp[ 2] = 0; __tmp[ 3] = 0; | |
145 | __tmp[ 4] = 0; __tmp[ 5] = 0; | |
146 | __tmp[ 6] = 0; __tmp[ 7] = 0; | |
147 | return; | |
148 | ||
149 | case 4: | |
150 | __tmp[ 0] = 0; __tmp[ 1] = 0; | |
151 | __tmp[ 2] = 0; __tmp[ 3] = 0; | |
152 | return; | |
153 | } | |
154 | } | |
155 | __i = __FDSET_LONGS; | |
156 | while (__i) { | |
157 | __i--; | |
158 | *__tmp = 0; | |
159 | __tmp++; | |
160 | } | |
161 | } | |
162 | ||
163 | #endif /* __KERNEL__ */ | |
164 | ||
165 | #endif /* __ASM_GENERIC_POSIX_TYPES_H */ |