LXR linux-old/include/asm-mips/posix

   1/*
   2 * This file is subject to the terms and conditions of the GNU General Public
   3 * License.  See the file "COPYING" in the main directory of this archive
   4 * for more details.
   5 *
   6 * Copyright (C) 1996, 1997, 1998, 2000 by Ralf Baechle
   7 */
   8#ifndef _ASM_POSIX_TYPES_H
   9#define _ASM_POSIX_TYPES_H
  10
  11/*
  12 * This file is generally used by user-level software, so you need to
  13 * be a little careful about namespace pollution etc.  Also, we cannot
  14 * assume GCC is being used.
  15 */
  16
  17typedef unsigned int    __kernel_dev_t;
  18typedef unsigned long   __kernel_ino_t;
  19typedef unsigned int    __kernel_mode_t;
  20typedef unsigned long   __kernel_nlink_t;
  21typedef long            __kernel_off_t;
  22typedef int             __kernel_pid_t;
  23typedef int             __kernel_ipc_pid_t;
  24typedef int             __kernel_uid_t;
  25typedef int             __kernel_gid_t;
  26typedef unsigned int    __kernel_size_t;
  27typedef int             __kernel_ssize_t;
  28typedef int             __kernel_ptrdiff_t;
  29typedef long            __kernel_time_t;
  30typedef long            __kernel_suseconds_t;
  31typedef long            __kernel_clock_t;
  32typedef long            __kernel_daddr_t;
  33typedef char *          __kernel_caddr_t;
  34
  35typedef unsigned short  __kernel_uid16_t;
  36typedef unsigned short  __kernel_gid16_t;
  37typedef int             __kernel_uid32_t;
  38typedef int             __kernel_gid32_t;
  39typedef __kernel_uid_t  __kernel_old_uid_t;
  40typedef __kernel_gid_t  __kernel_old_gid_t;
  41
  42#ifdef __GNUC__
  43typedef long long      __kernel_loff_t;
  44#endif
  45
  46typedef struct {
  47        long    val[2];
  48} __kernel_fsid_t;
  49
  50#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
  51
  52#undef __FD_SET
  53static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
  54{
  55        unsigned long __tmp = __fd / __NFDBITS;
  56        unsigned long __rem = __fd % __NFDBITS;
  57        __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
  58}
  59
  60#undef __FD_CLR
  61static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
  62{
  63        unsigned long __tmp = __fd / __NFDBITS;
  64        unsigned long __rem = __fd % __NFDBITS;
  65        __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
  66}
  67
  68#undef __FD_ISSET
  69static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
  70{
  71        unsigned long __tmp = __fd / __NFDBITS;
  72        unsigned long __rem = __fd % __NFDBITS;
  73        return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
  74}
  75
  76/*
  77 * This will unroll the loop for the normal constant case (8 ints,
  78 * for a 256-bit fd_set)
  79 */
  80#undef __FD_ZERO
  81static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
  82{
  83        unsigned long *__tmp = __p->fds_bits;
  84        int __i;
  85
  86        if (__builtin_constant_p(__FDSET_LONGS)) {
  87                switch (__FDSET_LONGS) {
  88                case 16:
  89                        __tmp[ 0] = 0; __tmp[ 1] = 0;
  90                        __tmp[ 2] = 0; __tmp[ 3] = 0;
  91                        __tmp[ 4] = 0; __tmp[ 5] = 0;
  92                        __tmp[ 6] = 0; __tmp[ 7] = 0;
  93                        __tmp[ 8] = 0; __tmp[ 9] = 0;
  94                        __tmp[10] = 0; __tmp[11] = 0;
  95                        __tmp[12] = 0; __tmp[13] = 0;
  96                        __tmp[14] = 0; __tmp[15] = 0;
  97                        return;
  98
  99                case 8:
 100                        __tmp[ 0] = 0; __tmp[ 1] = 0;
 101                        __tmp[ 2] = 0; __tmp[ 3] = 0;
 102                        __tmp[ 4] = 0; __tmp[ 5] = 0;
 103                        __tmp[ 6] = 0; __tmp[ 7] = 0;
 104                        return;
 105
 106                case 4:
 107                        __tmp[ 0] = 0; __tmp[ 1] = 0;
 108                        __tmp[ 2] = 0; __tmp[ 3] = 0;
 109                        return;
 110                }
 111        }
 112        __i = __FDSET_LONGS;
 113        while (__i) {
 114                __i--;
 115                *__tmp = 0;
 116                __tmp++;
 117        }
 118}
 119
 120#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
 121
 122#endif /* _ASM_POSIX_TYPES_H */
 123