LXR uboot/arch/x86/include/asm/posix

   1#ifndef __ARCH_I386_POSIX_TYPES_H
   2#define __ARCH_I386_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 short  __kernel_dev_t;
  11typedef unsigned long   __kernel_ino_t;
  12typedef unsigned short  __kernel_mode_t;
  13typedef unsigned short  __kernel_nlink_t;
  14typedef long            __kernel_off_t;
  15typedef int             __kernel_pid_t;
  16typedef unsigned short  __kernel_ipc_pid_t;
  17typedef unsigned short  __kernel_uid_t;
  18typedef unsigned short  __kernel_gid_t;
  19#if CONFIG_IS_ENABLED(X86_64)
  20typedef unsigned long   __kernel_size_t;
  21typedef long            __kernel_ssize_t;
  22#else
  23typedef unsigned int    __kernel_size_t;
  24typedef int             __kernel_ssize_t;
  25#endif
  26typedef int             __kernel_ptrdiff_t;
  27typedef long            __kernel_time_t;
  28typedef long            __kernel_suseconds_t;
  29typedef long            __kernel_clock_t;
  30typedef int             __kernel_daddr_t;
  31typedef char *          __kernel_caddr_t;
  32typedef unsigned short  __kernel_uid16_t;
  33typedef unsigned short  __kernel_gid16_t;
  34typedef unsigned int    __kernel_uid32_t;
  35typedef unsigned int    __kernel_gid32_t;
  36
  37typedef unsigned short  __kernel_old_uid_t;
  38typedef unsigned short  __kernel_old_gid_t;
  39
  40#ifdef __GNUC__
  41typedef long long       __kernel_loff_t;
  42#endif
  43
  44typedef struct {
  45#if defined(__KERNEL__) || defined(__USE_ALL)
  46        int     val[2];
  47#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  48        int     __val[2];
  49#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
  50} __kernel_fsid_t;
  51
  52#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
  53
  54#undef  __FD_SET
  55#define __FD_SET(fd,fdsetp) \
  56                __asm__ __volatile__("btsl %1,%0": \
  57                        "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
  58
  59#undef  __FD_CLR
  60#define __FD_CLR(fd,fdsetp) \
  61                __asm__ __volatile__("btrl %1,%0": \
  62                        "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
  63
  64#undef  __FD_ISSET
  65#define __FD_ISSET(fd,fdsetp) (__extension__ ({ \
  66                unsigned char __result; \
  67                __asm__ __volatile__("btl %1,%2 ; setb %0" \
  68                        :"=q" (__result) :"r" ((int) (fd)), \
  69                        "m" (*(__kernel_fd_set *) (fdsetp))); \
  70                __result; }))
  71
  72#undef  __FD_ZERO
  73#define __FD_ZERO(fdsetp) \
  74do { \
  75        int __d0, __d1; \
  76        __asm__ __volatile__("cld ; rep ; stosl" \
  77                        :"=m" (*(__kernel_fd_set *) (fdsetp)), \
  78                          "=&c" (__d0), "=&D" (__d1) \
  79                        :"a" (0), "1" (__FDSET_LONGS), \
  80                        "2" ((__kernel_fd_set *) (fdsetp)) : "memory"); \
  81} while (0)
  82
  83#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
  84
  85#endif
  86