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_dev_t;
11 typedef unsigned int __kernel_ino_t;
12 typedef unsigned int __kernel_mode_t;
13 typedef unsigned int __kernel_nlink_t;
14 typedef long __kernel_off_t;
15 typedef long __kernel_loff_t;
16 typedef int __kernel_pid_t;
17 typedef int __kernel_ipc_pid_t;
18 typedef unsigned int __kernel_uid_t;
19 typedef unsigned int __kernel_gid_t;
20 typedef unsigned long __kernel_size_t;
21 typedef long __kernel_ssize_t;
22 typedef long __kernel_ptrdiff_t;
23 typedef long __kernel_time_t;
24 typedef long __kernel_suseconds_t;
25 typedef long __kernel_clock_t;
26 typedef int __kernel_daddr_t;
27 typedef char * __kernel_caddr_t;
28 typedef unsigned long __kernel_sigset_t; /* at least 32 bits */
29 typedef unsigned short __kernel_uid16_t;
30 typedef unsigned short __kernel_gid16_t;
31
32 typedef struct {
33 int val[2];
34 } __kernel_fsid_t;
35
36 typedef __kernel_uid_t __kernel_old_uid_t;
37 typedef __kernel_gid_t __kernel_old_gid_t;
38 typedef __kernel_uid_t __kernel_uid32_t;
39 typedef __kernel_gid_t __kernel_gid32_t;
40
41 #ifdef __KERNEL__
42
43 #ifndef __GNUC__
44
45 #define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
46 #define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
47 #define __FD_ISSET(d, set) (((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)
48 #define __FD_ZERO(set) \
49 ((void) memset ((__ptr_t) (set), 0, sizeof (__kernel_fd_set)))
50
51 #else /* __GNUC__ */
52
53 /* With GNU C, use inline functions instead so args are evaluated only once: */
54
55 #undef __FD_SET
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
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
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
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; tmp[ 2] = 0; tmp[ 3] = 0;
93 tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
94 tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
95 tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
96 return;
97
98 case 8:
99 tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
100 tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
101 return;
102
103 case 4:
104 tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
105 return;
106 }
107 }
108 i = __FDSET_LONGS;
109 while (i) {
110 i--;
111 *tmp = 0;
112 tmp++;
113 }
114 }
115
116 #endif /* __GNUC__ */
117
118 #endif /* __KERNEL__ */
119
120 #endif /* _ALPHA_POSIX_TYPES_H */
121
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