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posix_types.h

#ifndef __ARCH_PARISC_POSIX_TYPES_H
#define __ARCH_PARISC_POSIX_TYPES_H

/*
 * This file is generally used by user-level software, so you need to
 * be a little careful about namespace pollution etc.  Also, we cannot
 * assume GCC is being used.
 */
typedef unsigned int          __kernel_dev_t;
typedef unsigned long         __kernel_ino_t;
typedef unsigned short        __kernel_mode_t;
typedef unsigned short        __kernel_nlink_t;
typedef long                  __kernel_off_t;
typedef int             __kernel_pid_t;
typedef unsigned short        __kernel_ipc_pid_t;
typedef unsigned int          __kernel_uid_t;
typedef unsigned int          __kernel_gid_t;
typedef int             __kernel_suseconds_t;
typedef int             __kernel_clock_t;
typedef int             __kernel_daddr_t;
/* Note these change from narrow to wide kernels */
#ifdef __LP64__
typedef unsigned long         __kernel_size_t;
typedef long                  __kernel_ssize_t;
typedef long                  __kernel_ptrdiff_t;
typedef long                  __kernel_time_t;
#else
typedef unsigned int          __kernel_size_t;
typedef int             __kernel_ssize_t;
typedef int             __kernel_ptrdiff_t;
typedef int             __kernel_time_t;
#endif
typedef char *                __kernel_caddr_t;

typedef unsigned short        __kernel_uid16_t;
typedef unsigned short        __kernel_gid16_t;
typedef unsigned int          __kernel_uid32_t;
typedef unsigned int          __kernel_gid32_t;

#ifdef __GNUC__
typedef long long       __kernel_loff_t;
typedef long long       __kernel_off64_t;
typedef unsigned long long    __kernel_ino64_t;
#endif

typedef struct {
#if defined(__KERNEL__) || defined(__USE_ALL)
      int   val[2];
#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
      int   __val[2];
#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
} __kernel_fsid_t;

/* compatibility stuff */
typedef __kernel_uid_t __kernel_old_uid_t;
typedef __kernel_gid_t __kernel_old_gid_t;

#if defined(__KERNEL__) && defined(__LP64__)
/* Now 32bit compatibility types */
typedef unsigned int          __kernel_dev_t32;
typedef unsigned int          __kernel_ino_t32;
typedef unsigned short        __kernel_mode_t32;
typedef unsigned short        __kernel_nlink_t32;
typedef int             __kernel_off_t32;
typedef int             __kernel_pid_t32;
typedef unsigned short        __kernel_ipc_pid_t32;
typedef unsigned int          __kernel_uid_t32;
typedef unsigned int          __kernel_gid_t32;
typedef unsigned int          __kernel_size_t32;
typedef int             __kernel_ssize_t32;
typedef int             __kernel_ptrdiff_t32;
typedef int             __kernel_time_t32;
typedef int             __kernel_suseconds_t32;
typedef int             __kernel_clock_t32;
typedef int             __kernel_daddr_t32;
typedef unsigned int          __kernel_caddr_t32;
#endif

#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)

#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 /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */

#endif

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