arch/avr32/include/asm/posix_types.h

   1 /*
   2  * Copyright (C) 2006 Atmel Corporation
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6 #ifndef __ASM_AVR32_POSIX_TYPES_H
   7 #define __ASM_AVR32_POSIX_TYPES_H
   8
   9 /*
  10  * This file is generally used by user-level software, so you need to
  11  * be a little careful about namespace pollution etc.  Also, we cannot
  12  * assume GCC is being used.
  13  */
  14
  15 typedef unsigned long   __kernel_dev_t;
  16 typedef unsigned long   __kernel_ino_t;
  17 typedef unsigned short  __kernel_mode_t;
  18 typedef unsigned short  __kernel_nlink_t;
  19 typedef long            __kernel_off_t;
  20 typedef int             __kernel_pid_t;
  21 typedef unsigned short  __kernel_ipc_pid_t;
  22 typedef unsigned int    __kernel_uid_t;
  23 typedef unsigned int    __kernel_gid_t;
  24 typedef unsigned long   __kernel_size_t;
  25 typedef int             __kernel_ssize_t;
  26 typedef int             __kernel_ptrdiff_t;
  27 typedef long            __kernel_time_t;
  28 typedef long            __kernel_suseconds_t;
  29 typedef long            __kernel_clock_t;
  30 typedef int             __kernel_timer_t;
  31 typedef int             __kernel_clockid_t;
  32 typedef int             __kernel_daddr_t;
  33 typedef char *          __kernel_caddr_t;
  34 typedef unsigned short  __kernel_uid16_t;
  35 typedef unsigned short  __kernel_gid16_t;
  36 typedef unsigned int    __kernel_uid32_t;
  37 typedef unsigned int    __kernel_gid32_t;
  38
  39 typedef unsigned short  __kernel_old_uid_t;
  40 typedef unsigned short  __kernel_old_gid_t;
  41 typedef unsigned short  __kernel_old_dev_t;
  42
  43 #ifdef __GNUC__
  44 typedef long long       __kernel_loff_t;
  45 #endif
  46
  47 typedef struct {
  48 #if defined(__KERNEL__) || defined(__USE_ALL)
  49         int     val[2];
  50 #else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  51         int     __val[2];
  52 #endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  53 } __kernel_fsid_t;
  54
  55 #if defined(__KERNEL__)
  56
  57 #undef  __FD_SET
  58 static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
  59 {
  60         unsigned long __tmp = __fd / __NFDBITS;
  61         unsigned long __rem = __fd % __NFDBITS;
  62         __fdsetp->fds_bits[__tmp] |= (1UL<<__rem);
  63 }
  64
  65 #undef  __FD_CLR
  66 static __inline__ void __FD_CLR(unsigned long __fd, __kernel_fd_set *__fdsetp)
  67 {
  68         unsigned long __tmp = __fd / __NFDBITS;
  69         unsigned long __rem = __fd % __NFDBITS;
  70         __fdsetp->fds_bits[__tmp] &= ~(1UL<<__rem);
  71 }
  72
  73
  74 #undef  __FD_ISSET
  75 static __inline__ int __FD_ISSET(unsigned long __fd, const __kernel_fd_set *__p)
  76 {
  77         unsigned long __tmp = __fd / __NFDBITS;
  78         unsigned long __rem = __fd % __NFDBITS;
  79         return (__p->fds_bits[__tmp] & (1UL<<__rem)) != 0;
  80 }
  81
  82 /*
  83  * This will unroll the loop for the normal constant case (8 ints,
  84  * for a 256-bit fd_set)
  85  */
  86 #undef  __FD_ZERO
  87 static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
  88 {
  89         unsigned long *__tmp = __p->fds_bits;
  90         int __i;
  91
  92         if (__builtin_constant_p(__FDSET_LONGS)) {
  93                 switch (__FDSET_LONGS) {
  94                 case 16:
  95                         __tmp[ 0] = 0; __tmp[ 1] = 0;
  96                         __tmp[ 2] = 0; __tmp[ 3] = 0;
  97                         __tmp[ 4] = 0; __tmp[ 5] = 0;
  98                         __tmp[ 6] = 0; __tmp[ 7] = 0;
  99                         __tmp[ 8] = 0; __tmp[ 9] = 0;
 100                         __tmp[10] = 0; __tmp[11] = 0;
 101                         __tmp[12] = 0; __tmp[13] = 0;
 102                         __tmp[14] = 0; __tmp[15] = 0;
 103                         return;
 104
 105                 case 8:
 106                         __tmp[ 0] = 0; __tmp[ 1] = 0;
 107                         __tmp[ 2] = 0; __tmp[ 3] = 0;
 108                         __tmp[ 4] = 0; __tmp[ 5] = 0;
 109                         __tmp[ 6] = 0; __tmp[ 7] = 0;
 110                         return;
 111
 112                 case 4:
 113                         __tmp[ 0] = 0; __tmp[ 1] = 0;
 114                         __tmp[ 2] = 0; __tmp[ 3] = 0;
 115                         return;
 116                 }
 117         }
 118         __i = __FDSET_LONGS;
 119         while (__i) {
 120                 __i--;
 121                 *__tmp = 0;
 122                 __tmp++;
 123         }
 124 }
 125
 126 #endif /* defined(__KERNEL__) */
 127
 128 #endif /* __ASM_AVR32_POSIX_TYPES_H */