include/asm-avr32/posix_types.h

   1 /*
   2  * Copyright (C) 2004-2006 Atmel Corporation
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8 #ifndef __ASM_AVR32_POSIX_TYPES_H
   9 #define __ASM_AVR32_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
  17 typedef unsigned long   __kernel_ino_t;
  18 typedef unsigned short  __kernel_mode_t;
  19 typedef unsigned short  __kernel_nlink_t;
  20 typedef long            __kernel_off_t;
  21 typedef int             __kernel_pid_t;
  22 typedef unsigned short  __kernel_ipc_pid_t;
  23 typedef unsigned int    __kernel_uid_t;
  24 typedef unsigned int    __kernel_gid_t;
  25 typedef unsigned long   __kernel_size_t;
  26 typedef long            __kernel_ssize_t;
  27 typedef int             __kernel_ptrdiff_t;
  28 typedef long            __kernel_time_t;
  29 typedef long            __kernel_suseconds_t;
  30 typedef long            __kernel_clock_t;
  31 typedef int             __kernel_timer_t;
  32 typedef int             __kernel_clockid_t;
  33 typedef int             __kernel_daddr_t;
  34 typedef char *          __kernel_caddr_t;
  35 typedef unsigned short  __kernel_uid16_t;
  36 typedef unsigned short  __kernel_gid16_t;
  37 typedef unsigned int    __kernel_uid32_t;
  38 typedef unsigned int    __kernel_gid32_t;
  39
  40 typedef unsigned short  __kernel_old_uid_t;
  41 typedef unsigned short  __kernel_old_gid_t;
  42 typedef unsigned short  __kernel_old_dev_t;
  43
  44 #ifdef __GNUC__
  45 typedef long long       __kernel_loff_t;
  46 #endif
  47
  48 typedef struct {
  49     int     val[2];
  50 } __kernel_fsid_t;
  51
  52 #if defined(__KERNEL__)
  53
  54 #undef  __FD_SET
  55 static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
  56 {
  57     unsigned long __tmp = __fd / __NFDBITS;
  58     unsigned long __rem = __fd % __NFDBITS;
  59     __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
  60 }
  61
  62 #undef  __FD_CLR
  63 static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
  64 {
  65     unsigned long __tmp = __fd / __NFDBITS;
  66     unsigned long __rem = __fd % __NFDBITS;
  67     __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
  68 }
  69
  70
  71 #undef  __FD_ISSET
  72 static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
  73 {
  74     unsigned long __tmp = __fd / __NFDBITS;
  75     unsigned long __rem = __fd % __NFDBITS;
  76     return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
  77 }
  78
  79 /*
  80  * This will unroll the loop for the normal constant case (8 ints,
  81  * for a 256-bit fd_set)
  82  */
  83 #undef  __FD_ZERO
  84 static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
  85 {
  86     unsigned long *__tmp = __p->fds_bits;
  87     int __i;
  88
  89     if (__builtin_constant_p(__FDSET_LONGS)) {
  90         switch (__FDSET_LONGS) {
  91             case 16:
  92                 __tmp[ 0] = 0; __tmp[ 1] = 0;
  93                 __tmp[ 2] = 0; __tmp[ 3] = 0;
  94                 __tmp[ 4] = 0; __tmp[ 5] = 0;
  95                 __tmp[ 6] = 0; __tmp[ 7] = 0;
  96                 __tmp[ 8] = 0; __tmp[ 9] = 0;
  97                 __tmp[10] = 0; __tmp[11] = 0;
  98                 __tmp[12] = 0; __tmp[13] = 0;
  99                 __tmp[14] = 0; __tmp[15] = 0;
 100                 return;
 101
 102             case 8:
 103                 __tmp[ 0] = 0; __tmp[ 1] = 0;
 104                 __tmp[ 2] = 0; __tmp[ 3] = 0;
 105                 __tmp[ 4] = 0; __tmp[ 5] = 0;
 106                 __tmp[ 6] = 0; __tmp[ 7] = 0;
 107                 return;
 108
 109             case 4:
 110                 __tmp[ 0] = 0; __tmp[ 1] = 0;
 111                 __tmp[ 2] = 0; __tmp[ 3] = 0;
 112                 return;
 113         }
 114     }
 115     __i = __FDSET_LONGS;
 116     while (__i) {
 117         __i--;
 118         *__tmp = 0;
 119         __tmp++;
 120     }
 121 }
 122
 123 #endif /* defined(__KERNEL__) */
 124
 125 #endif /* __ASM_AVR32_POSIX_TYPES_H */