LXR linux/arch/sparc/include/asm/posix

   1/*
   2 * This file is generally used by user-level software, so you need to
   3 * be a little careful about namespace pollution etc.  Also, we cannot
   4 * assume GCC is being used.
   5 */
   6
   7#ifndef __SPARC_POSIX_TYPES_H
   8#define __SPARC_POSIX_TYPES_H
   9
  10#if defined(__sparc__) && defined(__arch64__)
  11/* sparc 64 bit */
  12typedef unsigned long          __kernel_size_t;
  13typedef long                   __kernel_ssize_t;
  14typedef long                   __kernel_ptrdiff_t;
  15typedef long                   __kernel_time_t;
  16typedef long                   __kernel_clock_t;
  17typedef int                    __kernel_pid_t;
  18typedef int                    __kernel_ipc_pid_t;
  19typedef unsigned int           __kernel_uid_t;
  20typedef unsigned int           __kernel_gid_t;
  21typedef unsigned long          __kernel_ino_t;
  22typedef unsigned int           __kernel_mode_t;
  23typedef unsigned short         __kernel_umode_t;
  24typedef unsigned int           __kernel_nlink_t;
  25typedef int                    __kernel_daddr_t;
  26typedef long                   __kernel_off_t;
  27typedef char *                 __kernel_caddr_t;
  28typedef unsigned short         __kernel_uid16_t;
  29typedef unsigned short         __kernel_gid16_t;
  30typedef int                    __kernel_clockid_t;
  31typedef int                    __kernel_timer_t;
  32
  33typedef unsigned short         __kernel_old_uid_t;
  34typedef unsigned short         __kernel_old_gid_t;
  35typedef __kernel_uid_t         __kernel_uid32_t;
  36typedef __kernel_gid_t         __kernel_gid32_t;
  37
  38typedef unsigned int           __kernel_old_dev_t;
  39
  40/* Note this piece of asymmetry from the v9 ABI.  */
  41typedef int                    __kernel_suseconds_t;
  42
  43#else
  44/* sparc 32 bit */
  45
  46typedef unsigned int           __kernel_size_t;
  47typedef int                    __kernel_ssize_t;
  48typedef long int               __kernel_ptrdiff_t;
  49typedef long                   __kernel_time_t;
  50typedef long                   __kernel_suseconds_t;
  51typedef long                   __kernel_clock_t;
  52typedef int                    __kernel_pid_t;
  53typedef unsigned short         __kernel_ipc_pid_t;
  54typedef unsigned short         __kernel_uid_t;
  55typedef unsigned short         __kernel_gid_t;
  56typedef unsigned long          __kernel_ino_t;
  57typedef unsigned short         __kernel_mode_t;
  58typedef unsigned short         __kernel_umode_t;
  59typedef short                  __kernel_nlink_t;
  60typedef long                   __kernel_daddr_t;
  61typedef long                   __kernel_off_t;
  62typedef char *                 __kernel_caddr_t;
  63typedef unsigned short         __kernel_uid16_t;
  64typedef unsigned short         __kernel_gid16_t;
  65typedef unsigned int           __kernel_uid32_t;
  66typedef unsigned int           __kernel_gid32_t;
  67typedef unsigned short         __kernel_old_uid_t;
  68typedef unsigned short         __kernel_old_gid_t;
  69typedef unsigned short         __kernel_old_dev_t;
  70typedef int                    __kernel_clockid_t;
  71typedef int                    __kernel_timer_t;
  72
  73#endif /* defined(__sparc__) && defined(__arch64__) */
  74
  75#ifdef __GNUC__
  76typedef long long              __kernel_loff_t;
  77#endif
  78
  79typedef struct {
  80        int     val[2];
  81} __kernel_fsid_t;
  82
  83#ifdef __KERNEL__
  84
  85#undef __FD_SET
  86static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
  87{
  88        unsigned long _tmp = fd / __NFDBITS;
  89        unsigned long _rem = fd % __NFDBITS;
  90        fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
  91}
  92
  93#undef __FD_CLR
  94static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
  95{
  96        unsigned long _tmp = fd / __NFDBITS;
  97        unsigned long _rem = fd % __NFDBITS;
  98        fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
  99}
 100
 101#undef __FD_ISSET
 102static inline int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p)
 103{
 104        unsigned long _tmp = fd / __NFDBITS;
 105        unsigned long _rem = fd % __NFDBITS;
 106        return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
 107}
 108
 109/*
 110 * This will unroll the loop for the normal constant cases (8 or 32 longs,
 111 * for 256 and 1024-bit fd_sets respectively)
 112 */
 113#undef __FD_ZERO
 114static inline void __FD_ZERO(__kernel_fd_set *p)
 115{
 116        unsigned long *tmp = p->fds_bits;
 117        int i;
 118
 119        if (__builtin_constant_p(__FDSET_LONGS)) {
 120                switch (__FDSET_LONGS) {
 121                        case 32:
 122                          tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
 123                          tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
 124                          tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
 125                          tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
 126                          tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0;
 127                          tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0;
 128                          tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0;
 129                          tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0;
 130                          return;
 131                        case 16:
 132                          tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
 133                          tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
 134                          tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
 135                          tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
 136                          return;
 137                        case 8:
 138                          tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
 139                          tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
 140                          return;
 141                        case 4:
 142                          tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
 143                          return;
 144                }
 145        }
 146        i = __FDSET_LONGS;
 147        while (i) {
 148                i--;
 149                *tmp = 0;
 150                tmp++;
 151        }
 152}
 153
 154#endif /* __KERNEL__ */
 155#endif /* __SPARC_POSIX_TYPES_H */
 156