include/asm-ppc/posix_types.h

   1 #ifndef _PPC_POSIX_TYPES_H
   2 #define _PPC_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 long   __kernel_ino_t;
  11 typedef unsigned int    __kernel_mode_t;
  12 typedef unsigned short  __kernel_nlink_t;
  13 typedef long            __kernel_off_t;
  14 typedef int             __kernel_pid_t;
  15 typedef unsigned int    __kernel_uid_t;
  16 typedef unsigned int    __kernel_gid_t;
  17 typedef unsigned int    __kernel_size_t;
  18 typedef int             __kernel_ssize_t;
  19 typedef long            __kernel_ptrdiff_t;
  20 typedef long            __kernel_time_t;
  21 typedef long            __kernel_suseconds_t;
  22 typedef long            __kernel_clock_t;
  23 typedef int             __kernel_timer_t;
  24 typedef int             __kernel_clockid_t;
  25 typedef int             __kernel_daddr_t;
  26 typedef char *          __kernel_caddr_t;
  27 typedef short             __kernel_ipc_pid_t;
  28 typedef unsigned short  __kernel_uid16_t;
  29 typedef unsigned short  __kernel_gid16_t;
  30 typedef unsigned int    __kernel_uid32_t;
  31 typedef unsigned int    __kernel_gid32_t;
  32
  33 typedef unsigned int    __kernel_old_uid_t;
  34 typedef unsigned int    __kernel_old_gid_t;
  35 typedef unsigned int    __kernel_old_dev_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 #ifndef __GNUC__
  46
  47 #define __FD_SET(d, set)        ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
  48 #define __FD_CLR(d, set)        ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
  49 #define __FD_ISSET(d, set)      ((set)->fds_bits[__FDELT(d)] & __FDMASK(d))
  50 #define __FD_ZERO(set)  \
  51   ((void) memset ((__ptr_t) (set), 0, sizeof (__kernel_fd_set)))
  52
  53 #else /* __GNUC__ */
  54
  55 #if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) \
  56     || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0)
  57 /* With GNU C, use inline functions instead so args are evaluated only once: */
  58
  59 #undef __FD_SET
  60 static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
  61 {
  62         unsigned long _tmp = fd / __NFDBITS;
  63         unsigned long _rem = fd % __NFDBITS;
  64         fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
  65 }
  66
  67 #undef __FD_CLR
  68 static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
  69 {
  70         unsigned long _tmp = fd / __NFDBITS;
  71         unsigned long _rem = fd % __NFDBITS;
  72         fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
  73 }
  74
  75 #undef __FD_ISSET
  76 static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set *p)
  77 {
  78         unsigned long _tmp = fd / __NFDBITS;
  79         unsigned long _rem = fd % __NFDBITS;
  80         return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
  81 }
  82
  83 /*
  84  * This will unroll the loop for the normal constant case (8 ints,
  85  * for a 256-bit fd_set)
  86  */
  87 #undef __FD_ZERO
  88 static __inline__ void __FD_ZERO(__kernel_fd_set *p)
  89 {
  90         unsigned int *tmp = (unsigned int *)p->fds_bits;
  91         int i;
  92
  93         if (__builtin_constant_p(__FDSET_LONGS)) {
  94                 switch (__FDSET_LONGS) {
  95                         case 8:
  96                                 tmp[0] = 0; tmp[1] = 0; tmp[2] = 0; tmp[3] = 0;
  97                                 tmp[4] = 0; tmp[5] = 0; tmp[6] = 0; tmp[7] = 0;
  98                                 return;
  99                 }
 100         }
 101         i = __FDSET_LONGS;
 102         while (i) {
 103                 i--;
 104                 *tmp = 0;
 105                 tmp++;
 106         }
 107 }
 108
 109 #endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
 110 #endif /* __GNUC__ */
 111 #endif /* _PPC_POSIX_TYPES_H */