tools/lib/api/fs/fs.h

   1 #ifndef __API_FS__
   2 #define __API_FS__
   3
   4 #include <stdbool.h>
   5
   6 /*
   7  * On most systems <limits.h> would have given us this, but  not on some systems
   8  * (e.g. GNU/Hurd).
   9  */
  10 #ifndef PATH_MAX
  11 #define PATH_MAX 4096
  12 #endif
  13
  14 #define FS(name)                                \
  15         const char *name##__mountpoint(void);   \
  16         const char *name##__mount(void);        \
  17         bool name##__configured(void);          \
  18
  19 FS(sysfs)
  20 FS(procfs)
  21 FS(debugfs)
  22 FS(tracefs)
  23
  24 #undef FS
  25
  26
  27 int filename__read_int(const char *filename, int *value);
  28 int filename__read_ull(const char *filename, unsigned long long *value);
  29
  30 int sysctl__read_int(const char *sysctl, int *value);
  31 int sysfs__read_int(const char *entry, int *value);
  32 int sysfs__read_ull(const char *entry, unsigned long long *value);
  33 #endif /* __API_FS__ */