include/asm-mips/posix_types.h

   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, 97, 98, 99, 2000 by Ralf Baechle
   7  * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
   8  */
   9 #ifndef _ASM_POSIX_TYPES_H
  10 #define _ASM_POSIX_TYPES_H
  11
  12 #include <asm/sgidefs.h>
  13
  14 /*
  15  * This file is generally used by user-level software, so you need to
  16  * be a little careful about namespace pollution etc.  Also, we cannot
  17  * assume GCC is being used.
  18  */
  19
  20 typedef unsigned long   __kernel_ino_t;
  21 typedef unsigned int    __kernel_mode_t;
  22 #if (_MIPS_SZLONG == 32)
  23 typedef unsigned long   __kernel_nlink_t;
  24 #endif
  25 #if (_MIPS_SZLONG == 64)
  26 typedef unsigned int    __kernel_nlink_t;
  27 #endif
  28 typedef long            __kernel_off_t;
  29 typedef int             __kernel_pid_t;
  30 typedef int             __kernel_ipc_pid_t;
  31 typedef unsigned int    __kernel_uid_t;
  32 typedef unsigned int    __kernel_gid_t;
  33 #if (_MIPS_SZLONG == 32)
  34 typedef unsigned int    __kernel_size_t;
  35 typedef int             __kernel_ssize_t;
  36 typedef int             __kernel_ptrdiff_t;
  37 #endif
  38 #if (_MIPS_SZLONG == 64)
  39 typedef unsigned long   __kernel_size_t;
  40 typedef long            __kernel_ssize_t;
  41 typedef long            __kernel_ptrdiff_t;
  42 #endif
  43 typedef long            __kernel_time_t;
  44 typedef long            __kernel_suseconds_t;
  45 typedef long            __kernel_clock_t;
  46 typedef int             __kernel_timer_t;
  47 typedef int             __kernel_clockid_t;
  48 typedef long            __kernel_daddr_t;
  49 typedef char *          __kernel_caddr_t;
  50
  51 typedef unsigned short  __kernel_uid16_t;
  52 typedef unsigned short  __kernel_gid16_t;
  53 typedef unsigned int    __kernel_uid32_t;
  54 typedef unsigned int    __kernel_gid32_t;
  55 typedef __kernel_uid_t  __kernel_old_uid_t;
  56 typedef __kernel_gid_t  __kernel_old_gid_t;
  57 typedef unsigned int    __kernel_old_dev_t;
  58
  59 #ifdef __GNUC__
  60 typedef long long      __kernel_loff_t;
  61 #endif
  62
  63 typedef struct {
  64 #if (_MIPS_SZLONG == 32)
  65         long    val[2];
  66 #endif
  67 #if (_MIPS_SZLONG == 64)
  68         int     val[2];
  69 #endif
  70 } __kernel_fsid_t;
  71
  72 #if defined(__KERNEL__)
  73
  74 #undef __FD_SET
  75 static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
  76 {
  77         unsigned long __tmp = __fd / __NFDBITS;
  78         unsigned long __rem = __fd % __NFDBITS;
  79         __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
  80 }
  81
  82 #undef __FD_CLR
  83 static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
  84 {
  85         unsigned long __tmp = __fd / __NFDBITS;
  86         unsigned long __rem = __fd % __NFDBITS;
  87         __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
  88 }
  89
  90 #undef __FD_ISSET
  91 static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
  92 {
  93         unsigned long __tmp = __fd / __NFDBITS;
  94         unsigned long __rem = __fd % __NFDBITS;
  95         return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
  96 }
  97
  98 /*
  99  * This will unroll the loop for the normal constant case (8 ints,
 100  * for a 256-bit fd_set)
 101  */
 102 #undef __FD_ZERO
 103 static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
 104 {
 105         unsigned long *__tmp = __p->fds_bits;
 106         int __i;
 107
 108         if (__builtin_constant_p(__FDSET_LONGS)) {
 109                 switch (__FDSET_LONGS) {
 110                 case 16:
 111                         __tmp[ 0] = 0; __tmp[ 1] = 0;
 112                         __tmp[ 2] = 0; __tmp[ 3] = 0;
 113                         __tmp[ 4] = 0; __tmp[ 5] = 0;
 114                         __tmp[ 6] = 0; __tmp[ 7] = 0;
 115                         __tmp[ 8] = 0; __tmp[ 9] = 0;
 116                         __tmp[10] = 0; __tmp[11] = 0;
 117                         __tmp[12] = 0; __tmp[13] = 0;
 118                         __tmp[14] = 0; __tmp[15] = 0;
 119                         return;
 120
 121                 case 8:
 122                         __tmp[ 0] = 0; __tmp[ 1] = 0;
 123                         __tmp[ 2] = 0; __tmp[ 3] = 0;
 124                         __tmp[ 4] = 0; __tmp[ 5] = 0;
 125                         __tmp[ 6] = 0; __tmp[ 7] = 0;
 126                         return;
 127
 128                 case 4:
 129                         __tmp[ 0] = 0; __tmp[ 1] = 0;
 130                         __tmp[ 2] = 0; __tmp[ 3] = 0;
 131                         return;
 132                 }
 133         }
 134         __i = __FDSET_LONGS;
 135         while (__i) {
 136                 __i--;
 137                 *__tmp = 0;
 138                 __tmp++;
 139         }
 140 }
 141
 142 #endif /* defined(__KERNEL__) */
 143
 144 #endif /* _ASM_POSIX_TYPES_H */