LXR uboot/arch/avr32/include/asm/posix

   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
  15typedef unsigned long   __kernel_dev_t;
  16typedef unsigned long   __kernel_ino_t;
  17typedef unsigned short  __kernel_mode_t;
  18typedef unsigned short  __kernel_nlink_t;
  19typedef long            __kernel_off_t;
  20typedef int             __kernel_pid_t;
  21typedef unsigned short  __kernel_ipc_pid_t;
  22typedef unsigned int    __kernel_uid_t;
  23typedef unsigned int    __kernel_gid_t;
  24typedef unsigned long   __kernel_size_t;
  25typedef int             __kernel_ssize_t;
  26typedef int             __kernel_ptrdiff_t;
  27typedef long            __kernel_time_t;
  28typedef long            __kernel_suseconds_t;
  29typedef long            __kernel_clock_t;
  30typedef int             __kernel_timer_t;
  31typedef int             __kernel_clockid_t;
  32typedef int             __kernel_daddr_t;
  33typedef char *          __kernel_caddr_t;
  34typedef unsigned short  __kernel_uid16_t;
  35typedef unsigned short  __kernel_gid16_t;
  36typedef unsigned int    __kernel_uid32_t;
  37typedef unsigned int    __kernel_gid32_t;
  38
  39typedef unsigned short  __kernel_old_uid_t;
  40typedef unsigned short  __kernel_old_gid_t;
  41typedef unsigned short  __kernel_old_dev_t;
  42
  43#ifdef __GNUC__
  44typedef long long       __kernel_loff_t;
  45#endif
  46
  47typedef 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
  58static __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
  66static __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
  75static __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
  87static __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 */
 129