posix_types.h
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#ifndef __ASM_GENERIC_POSIX_TYPES_H
#define __ASM_GENERIC_POSIX_TYPES_H
#include <asm/bitsperlong.h>
/*
* This file is generally used by user-level software, so you need to
* be a little careful about namespace pollution etc.
*
* First the types that are often defined in different ways across
* architectures, so that you can override them.
*/
#ifndef __kernel_ino_t
typedef unsigned long __kernel_ino_t;
#endif
#ifndef __kernel_mode_t
typedef unsigned int __kernel_mode_t;
#endif
#ifndef __kernel_nlink_t
typedef unsigned long __kernel_nlink_t;
#endif
#ifndef __kernel_pid_t
typedef int __kernel_pid_t;
#endif
#ifndef __kernel_ipc_pid_t
typedef int __kernel_ipc_pid_t;
#endif
#ifndef __kernel_uid_t
typedef unsigned int __kernel_uid_t;
typedef unsigned int __kernel_gid_t;
#endif
#ifndef __kernel_suseconds_t
typedef long __kernel_suseconds_t;
#endif
#ifndef __kernel_daddr_t
typedef int __kernel_daddr_t;
#endif
#ifndef __kernel_uid32_t
typedef __kernel_uid_t __kernel_uid32_t;
typedef __kernel_gid_t __kernel_gid32_t;
#endif
#ifndef __kernel_old_uid_t
typedef __kernel_uid_t __kernel_old_uid_t;
typedef __kernel_gid_t __kernel_old_gid_t;
#endif
#ifndef __kernel_old_dev_t
typedef unsigned int __kernel_old_dev_t;
#endif
/*
* Most 32 bit architectures use "unsigned int" size_t,
* and all 64 bit architectures use "unsigned long" size_t.
*/
#ifndef __kernel_size_t
#if __BITS_PER_LONG != 64
typedef unsigned int __kernel_size_t;
typedef int __kernel_ssize_t;
typedef int __kernel_ptrdiff_t;
#else
typedef unsigned long __kernel_size_t;
typedef long __kernel_ssize_t;
typedef long __kernel_ptrdiff_t;
#endif
#endif
/*
* anything below here should be completely generic
*/
typedef long __kernel_off_t;
typedef long long __kernel_loff_t;
typedef long __kernel_time_t;
typedef long __kernel_clock_t;
typedef int __kernel_timer_t;
typedef int __kernel_clockid_t;
typedef char * __kernel_caddr_t;
typedef unsigned short __kernel_uid16_t;
typedef unsigned short __kernel_gid16_t;
typedef struct {
int val[2];
} __kernel_fsid_t;
#ifdef __KERNEL__
#undef __FD_SET
static inline void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
{
unsigned long __tmp = __fd / __NFDBITS;
unsigned long __rem = __fd % __NFDBITS;
__fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
}
#undef __FD_CLR
static inline void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
{
unsigned long __tmp = __fd / __NFDBITS;
unsigned long __rem = __fd % __NFDBITS;
__fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
}
#undef __FD_ISSET
static inline int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
{
unsigned long __tmp = __fd / __NFDBITS;
unsigned long __rem = __fd % __NFDBITS;
return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
}
/*
* This will unroll the loop for the normal constant case (8 ints,
* for a 256-bit fd_set)
*/
#undef __FD_ZERO
static inline void __FD_ZERO(__kernel_fd_set *__p)
{
unsigned long *__tmp = __p->fds_bits;
int __i;
if (__builtin_constant_p(__FDSET_LONGS)) {
switch (__FDSET_LONGS) {
case 16:
__tmp[ 0] = 0; __tmp[ 1] = 0;
__tmp[ 2] = 0; __tmp[ 3] = 0;
__tmp[ 4] = 0; __tmp[ 5] = 0;
__tmp[ 6] = 0; __tmp[ 7] = 0;
__tmp[ 8] = 0; __tmp[ 9] = 0;
__tmp[10] = 0; __tmp[11] = 0;
__tmp[12] = 0; __tmp[13] = 0;
__tmp[14] = 0; __tmp[15] = 0;
return;
case 8:
__tmp[ 0] = 0; __tmp[ 1] = 0;
__tmp[ 2] = 0; __tmp[ 3] = 0;
__tmp[ 4] = 0; __tmp[ 5] = 0;
__tmp[ 6] = 0; __tmp[ 7] = 0;
return;
case 4:
__tmp[ 0] = 0; __tmp[ 1] = 0;
__tmp[ 2] = 0; __tmp[ 3] = 0;
return;
}
}
__i = __FDSET_LONGS;
while (__i) {
__i--;
*__tmp = 0;
__tmp++;
}
}
#endif /* __KERNEL__ */
#endif /* __ASM_GENERIC_POSIX_TYPES_H */