LXR uboot/arch/m68k/include/asm/posix

   1#ifndef _M68K_POSIX_TYPES_H
   2#define _M68K_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
  10typedef unsigned int    __kernel_dev_t;
  11typedef unsigned int    __kernel_ino_t;
  12typedef unsigned int    __kernel_mode_t;
  13typedef unsigned short  __kernel_nlink_t;
  14typedef long            __kernel_off_t;
  15typedef int             __kernel_pid_t;
  16typedef unsigned int    __kernel_uid_t;
  17typedef unsigned int    __kernel_gid_t;
  18typedef unsigned int    __kernel_size_t;
  19typedef int             __kernel_ssize_t;
  20typedef long            __kernel_ptrdiff_t;
  21typedef long            __kernel_time_t;
  22typedef long            __kernel_suseconds_t;
  23typedef long            __kernel_clock_t;
  24typedef int             __kernel_daddr_t;
  25typedef char *          __kernel_caddr_t;
  26typedef short             __kernel_ipc_pid_t;
  27typedef unsigned short  __kernel_uid16_t;
  28typedef unsigned short  __kernel_gid16_t;
  29typedef unsigned int    __kernel_uid32_t;
  30typedef unsigned int    __kernel_gid32_t;
  31
  32typedef unsigned int    __kernel_old_uid_t;
  33typedef unsigned int    __kernel_old_gid_t;
  34
  35#ifdef __GNUC__
  36typedef long long       __kernel_loff_t;
  37#endif
  38
  39typedef struct {
  40        int     val[2];
  41} __kernel_fsid_t;
  42
  43#ifndef __GNUC__
  44
  45#define __FD_SET(d, set)        ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
  46#define __FD_CLR(d, set)        ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
  47#define __FD_ISSET(d, set)      ((set)->fds_bits[__FDELT(d)] & __FDMASK(d))
  48#define __FD_ZERO(set)  \
  49  ((void) memset ((__ptr_t) (set), 0, sizeof (__kernel_fd_set)))
  50
  51#else /* __GNUC__ */
  52
  53#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) \
  54    || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0)
  55/* With GNU C, use inline functions instead so args are evaluated only once: */
  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#undef __FD_ISSET
  74static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set *p)
  75{
  76        unsigned long _tmp = fd / __NFDBITS;
  77        unsigned long _rem = fd % __NFDBITS;
  78        return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
  79}
  80
  81/*
  82 * This will unroll the loop for the normal constant case (8 ints,
  83 * for a 256-bit fd_set)
  84 */
  85#undef __FD_ZERO
  86static __inline__ void __FD_ZERO(__kernel_fd_set *p)
  87{
  88        unsigned int *tmp = (unsigned int *)p->fds_bits;
  89        int i;
  90
  91        if (__builtin_constant_p(__FDSET_LONGS)) {
  92                switch (__FDSET_LONGS) {
  93                        case 8:
  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                                return;
  97                }
  98        }
  99        i = __FDSET_LONGS;
 100        while (i) {
 101                i--;
 102                *tmp = 0;
 103                tmp++;
 104        }
 105}
 106
 107#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
 108#endif /* __GNUC__ */
 109#endif /* _M68K_POSIX_TYPES_H */
 110