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1da177e4 LT |
1 | #ifndef _ALPHA_POSIX_TYPES_H |
2 | #define _ALPHA_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 | ||
10 | typedef unsigned int __kernel_ino_t; | |
11 | typedef unsigned int __kernel_mode_t; | |
12 | typedef unsigned int __kernel_nlink_t; | |
13 | typedef long __kernel_off_t; | |
14 | typedef long long __kernel_loff_t; | |
15 | typedef int __kernel_pid_t; | |
16 | typedef int __kernel_ipc_pid_t; | |
17 | typedef unsigned int __kernel_uid_t; | |
18 | typedef unsigned int __kernel_gid_t; | |
19 | typedef unsigned long __kernel_size_t; | |
20 | typedef long __kernel_ssize_t; | |
21 | typedef long __kernel_ptrdiff_t; | |
22 | typedef long __kernel_time_t; | |
23 | typedef long __kernel_suseconds_t; | |
24 | typedef long __kernel_clock_t; | |
25 | typedef int __kernel_daddr_t; | |
26 | typedef char * __kernel_caddr_t; | |
27 | typedef unsigned long __kernel_sigset_t; /* at least 32 bits */ | |
28 | typedef unsigned short __kernel_uid16_t; | |
29 | typedef unsigned short __kernel_gid16_t; | |
30 | typedef int __kernel_clockid_t; | |
31 | typedef int __kernel_timer_t; | |
32 | ||
33 | typedef struct { | |
34 | int val[2]; | |
35 | } __kernel_fsid_t; | |
36 | ||
37 | typedef __kernel_uid_t __kernel_old_uid_t; | |
38 | typedef __kernel_gid_t __kernel_old_gid_t; | |
39 | typedef __kernel_uid_t __kernel_uid32_t; | |
40 | typedef __kernel_gid_t __kernel_gid32_t; | |
41 | ||
42 | typedef unsigned int __kernel_old_dev_t; | |
43 | ||
44 | #ifdef __KERNEL__ | |
45 | ||
46 | #ifndef __GNUC__ | |
47 | ||
48 | #define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d)) | |
49 | #define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d)) | |
50 | #define __FD_ISSET(d, set) (((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0) | |
51 | #define __FD_ZERO(set) \ | |
aae7d14f | 52 | ((void) memset ((void *) (set), 0, sizeof (__kernel_fd_set))) |
1da177e4 LT |
53 | |
54 | #else /* __GNUC__ */ | |
55 | ||
56 | /* With GNU C, use inline functions instead so args are evaluated only once: */ | |
57 | ||
58 | #undef __FD_SET | |
59 | static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp) | |
60 | { | |
61 | unsigned long _tmp = fd / __NFDBITS; | |
62 | unsigned long _rem = fd % __NFDBITS; | |
63 | fdsetp->fds_bits[_tmp] |= (1UL<<_rem); | |
64 | } | |
65 | ||
66 | #undef __FD_CLR | |
67 | static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp) | |
68 | { | |
69 | unsigned long _tmp = fd / __NFDBITS; | |
70 | unsigned long _rem = fd % __NFDBITS; | |
71 | fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem); | |
72 | } | |
73 | ||
74 | #undef __FD_ISSET | |
75 | static __inline__ int __FD_ISSET(unsigned long fd, const __kernel_fd_set *p) | |
76 | { | |
77 | unsigned long _tmp = fd / __NFDBITS; | |
78 | unsigned long _rem = fd % __NFDBITS; | |
79 | return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0; | |
80 | } | |
81 | ||
82 | /* | |
83 | * This will unroll the loop for the normal constant case (8 ints, | |
84 | * for a 256-bit fd_set) | |
85 | */ | |
86 | #undef __FD_ZERO | |
87 | static __inline__ void __FD_ZERO(__kernel_fd_set *p) | |
88 | { | |
89 | unsigned long *tmp = p->fds_bits; | |
90 | int i; | |
91 | ||
92 | if (__builtin_constant_p(__FDSET_LONGS)) { | |
93 | switch (__FDSET_LONGS) { | |
94 | case 16: | |
95 | tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; | |
96 | tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; | |
97 | tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0; | |
98 | tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0; | |
99 | return; | |
100 | ||
101 | case 8: | |
102 | tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; | |
103 | tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; | |
104 | return; | |
105 | ||
106 | case 4: | |
107 | tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; | |
108 | return; | |
109 | } | |
110 | } | |
111 | i = __FDSET_LONGS; | |
112 | while (i) { | |
113 | i--; | |
114 | *tmp = 0; | |
115 | tmp++; | |
116 | } | |
117 | } | |
118 | ||
119 | #endif /* __GNUC__ */ | |
120 | ||
121 | #endif /* __KERNEL__ */ | |
122 | ||
123 | #endif /* _ALPHA_POSIX_TYPES_H */ |