1#ifndef _ASM_X86_64_POSIX_TYPES_H
2#define _ASM_X86_64_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
10typedef unsigned long	__kernel_dev_t;
11typedef unsigned long	__kernel_ino_t;
12typedef unsigned int	__kernel_mode_t;
13typedef unsigned long	__kernel_nlink_t;
14typedef long		__kernel_off_t;
15typedef int		__kernel_pid_t;
16typedef int		__kernel_ipc_pid_t;
17typedef unsigned int	__kernel_uid_t;
18typedef unsigned int	__kernel_gid_t;
19typedef unsigned long	__kernel_size_t;
20typedef long		__kernel_ssize_t;
21typedef long		__kernel_ptrdiff_t;
22typedef long		__kernel_time_t;
23typedef long		__kernel_suseconds_t;
24typedef long		__kernel_clock_t;
25typedef int		__kernel_daddr_t;
26typedef char *		__kernel_caddr_t;
27typedef unsigned short	__kernel_uid16_t;
28typedef unsigned short	__kernel_gid16_t;
29
30#ifdef __GNUC__
31typedef long long	__kernel_loff_t;
32#endif
33
34typedef struct {
35	int	val[2];
36} __kernel_fsid_t;
37
38typedef __kernel_uid_t __kernel_old_uid_t;
39typedef __kernel_gid_t __kernel_old_gid_t;
40typedef __kernel_uid_t __kernel_uid32_t;
41typedef __kernel_gid_t __kernel_gid32_t;
42
43#ifdef __KERNEL__
44
45#undef __FD_SET
46static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
47{
48	unsigned long _tmp = fd / __NFDBITS;
49	unsigned long _rem = fd % __NFDBITS;
50	fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
51}
52
53#undef __FD_CLR
54static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
55{
56	unsigned long _tmp = fd / __NFDBITS;
57	unsigned long _rem = fd % __NFDBITS;
58	fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
59}
60
61#undef __FD_ISSET
62static __inline__ int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p)
63{
64	unsigned long _tmp = fd / __NFDBITS;
65	unsigned long _rem = fd % __NFDBITS;
66	return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
67}
68
69/*
70 * This will unroll the loop for the normal constant cases (8 or 32 longs,
71 * for 256 and 1024-bit fd_sets respectively)
72 */
73#undef __FD_ZERO
74static __inline__ void __FD_ZERO(__kernel_fd_set *p)
75{
76	unsigned long *tmp = p->fds_bits;
77	int i;
78
79	if (__builtin_constant_p(__FDSET_LONGS)) {
80		switch (__FDSET_LONGS) {
81			case 32:
82			  tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
83			  tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
84			  tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
85			  tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
86			  tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0;
87			  tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0;
88			  tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0;
89			  tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0;
90			  return;
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			case 8:
98			  tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
99			  tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
100			  return;
101			case 4:
102			  tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
103			  return;
104		}
105	}
106	i = __FDSET_LONGS;
107	while (i) {
108		i--;
109		*tmp = 0;
110		tmp++;
111	}
112}
113
114#endif /* defined(__KERNEL__) */
115
116#endif
117