include/asm-sparc/posix_types.h

   1 #ifndef __ARCH_SPARC_POSIX_TYPES_H
   2 #define __ARCH_SPARC_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 int           __kernel_size_t;
  11 typedef int                    __kernel_ssize_t;
  12 typedef long int               __kernel_ptrdiff_t;
  13 typedef long                   __kernel_time_t;
  14 typedef long                   __kernel_suseconds_t;
  15 typedef long                   __kernel_clock_t;
  16 typedef int                    __kernel_pid_t;
  17 typedef unsigned short         __kernel_ipc_pid_t;
  18 typedef unsigned short         __kernel_uid_t;
  19 typedef unsigned short         __kernel_gid_t;
  20 typedef unsigned long          __kernel_ino_t;
  21 typedef unsigned short         __kernel_mode_t;
  22 typedef unsigned short         __kernel_umode_t;
  23 typedef short                  __kernel_nlink_t;
  24 typedef long                   __kernel_daddr_t;
  25 typedef long                   __kernel_off_t;
  26 typedef char *                 __kernel_caddr_t;
  27 typedef unsigned short         __kernel_uid16_t;
  28 typedef unsigned short         __kernel_gid16_t;
  29 typedef unsigned int           __kernel_uid32_t;
  30 typedef unsigned int           __kernel_gid32_t;
  31 typedef unsigned short         __kernel_old_uid_t;
  32 typedef unsigned short         __kernel_old_gid_t;
  33 typedef unsigned short         __kernel_old_dev_t;
  34 typedef int                    __kernel_clockid_t;
  35 typedef int                    __kernel_timer_t;
  36
  37 #ifdef __GNUC__
  38 typedef long long       __kernel_loff_t;
  39 #endif
  40
  41 typedef struct {
  42         int     val[2];
  43 } __kernel_fsid_t;
  44
  45 #if defined(__KERNEL__)
  46
  47 #undef __FD_SET
  48 static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
  49 {
  50         unsigned long _tmp = fd / __NFDBITS;
  51         unsigned long _rem = fd % __NFDBITS;
  52         fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
  53 }
  54
  55 #undef __FD_CLR
  56 static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
  57 {
  58         unsigned long _tmp = fd / __NFDBITS;
  59         unsigned long _rem = fd % __NFDBITS;
  60         fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
  61 }
  62
  63 #undef __FD_ISSET
  64 static inline int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p)
  65 {
  66         unsigned long _tmp = fd / __NFDBITS;
  67         unsigned long _rem = fd % __NFDBITS;
  68         return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
  69 }
  70
  71 /*
  72  * This will unroll the loop for the normal constant cases (8 or 32 longs,
  73  * for 256 and 1024-bit fd_sets respectively)
  74  */
  75 #undef __FD_ZERO
  76 static inline void __FD_ZERO(__kernel_fd_set *p)
  77 {
  78         unsigned long *tmp = p->fds_bits;
  79         int i;
  80
  81         if (__builtin_constant_p(__FDSET_LONGS)) {
  82                 switch (__FDSET_LONGS) {
  83                         case 32:
  84                           tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
  85                           tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
  86                           tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
  87                           tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
  88                           tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0;
  89                           tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0;
  90                           tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0;
  91                           tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0;
  92                           return;
  93                         case 16:
  94                           tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
  95                           tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
  96                           tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
  97                           tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
  98                           return;
  99                         case 8:
 100                           tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
 101                           tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
 102                           return;
 103                         case 4:
 104                           tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
 105                           return;
 106                 }
 107         }
 108         i = __FDSET_LONGS;
 109         while (i) {
 110                 i--;
 111                 *tmp = 0;
 112                 tmp++;
 113         }
 114 }
 115
 116 #endif /* defined(__KERNEL__) */
 117
 118 #endif /* !(__ARCH_SPARC_POSIX_TYPES_H) */