+ * Validate names (path components)
+ *
+ * To be valid \a name must be non-empty, '\0' terminated of length \a
+ * name_len, and not contain '/'. The maximum length of a name (before
+ * say -ENAMETOOLONG will be returned) is really controlled by llite
+ * and the server. We only check for something insane coming from bad
+ * integer handling here.
+ */
+static inline bool lu_name_is_valid_2(const char *name, size_t name_len)
+{
+ return name != NULL &&
+ name_len > 0 &&
+ name_len < INT_MAX &&
+ name[name_len] == '\0' &&
+ strlen(name) == name_len &&
+ memchr(name, '/', name_len) == NULL;
+}
+
+static inline bool lu_name_is_valid(const struct lu_name *ln)
+{
+ return lu_name_is_valid_2(ln->ln_name, ln->ln_namelen);
+}
+
+#define DNAME "%.*s"
+#define PNAME(ln) \
+ (lu_name_is_valid(ln) ? (ln)->ln_namelen : 0), \
+ (lu_name_is_valid(ln) ? (ln)->ln_name : "")
+
+/**