xref: /openbmc/linux/tools/lib/api/fs/fs.h (revision 9b9c2cd4)
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__ */
34