arch/sh/include/asm/posix_types.h

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