+#define UTIL_PATH_SIZE 1024
+#define UTIL_LINE_SIZE 2048
+#define UTIL_NAME_SIZE 512
+struct util_name_entry {
+ struct list_head node;
+ char *name;
+ char *value;
+ int *i;
+};
+extern ssize_t util_get_sys_subsystem(struct udev *udev, const char *syspath, char *subsystem, size_t size);
+extern ssize_t util_get_sys_driver(struct udev *udev, const char *syspath, char *driver, size_t size);
+extern int util_resolve_sys_link(struct udev *udev, char *syspath, size_t size);
+extern int util_log_priority(const char *priority);
+extern size_t util_path_encode(char *s, size_t len);
+extern size_t util_path_decode(char *s);
+extern void util_remove_trailing_chars(char *path, char c);
+extern size_t util_strlcpy(char *dst, const char *src, size_t size);
+extern size_t util_strlcat(char *dst, const char *src, size_t size);
+extern int util_replace_chars(char *str, const char *white);