1 #ifndef _LINUX_STRING_HELPERS_H_
2 #define _LINUX_STRING_HELPERS_H_
4 #include <linux/types.h>
6 /* Descriptions of the types of units to
8 enum string_size_units {
9 STRING_UNITS_10, /* use powers of 10^3 (standard SI) */
10 STRING_UNITS_2, /* use binary powers of 2^10 */
13 int string_get_size(u64 size, enum string_size_units units,
16 #define UNESCAPE_SPACE 0x01
17 #define UNESCAPE_OCTAL 0x02
18 #define UNESCAPE_HEX 0x04
19 #define UNESCAPE_SPECIAL 0x08
20 #define UNESCAPE_ANY \
21 (UNESCAPE_SPACE | UNESCAPE_OCTAL | UNESCAPE_HEX | UNESCAPE_SPECIAL)
23 int string_unescape(char *src, char *dst, size_t size, unsigned int flags);
25 static inline int string_unescape_inplace(char *buf, unsigned int flags)
27 return string_unescape(buf, buf, 0, flags);
30 static inline int string_unescape_any(char *src, char *dst, size_t size)
32 return string_unescape(src, dst, size, UNESCAPE_ANY);
35 static inline int string_unescape_any_inplace(char *buf)
37 return string_unescape_any(buf, buf, 0);