ccan/rune: add explicit-length variants.

[ccan] / ccan / rune / rune.h

diff --git a/ccan/rune/rune.h b/ccan/rune/rune.h
index a284b733423ee643304ac6139dd9ca921d25c321..59406db3637754032f365ae31d37cbcf4e730305 100644 (file)
--- a/ccan/rune/rune.h
+++ b/ccan/rune/rune.h
@@ -321,6 +321,16 @@ const char *rune_test_(const tal_t *ctx,
  */
 struct rune *rune_from_base64(const tal_t *ctx, const char *str);
 
+/**
+ * rune_from_base64n - convert base64 string to rune.
+ * @ctx: context to allocate rune off.
+ * @str: base64 string.
+ * @len: length of @str.
+ *
+ * Returns NULL if it's malformed.
+ */
+struct rune *rune_from_base64n(const tal_t *ctx, const char *str, size_t len);
+
 /**
  * rune_to_base64 - convert run to base64 string.
  * @ctx: context to allocate rune off.
@@ -340,10 +350,11 @@ char *rune_to_string(const tal_t *ctx, const struct rune *rune);
  * rune_restr_from_string - convenience routine to parse a single restriction.
  * @ctx: context to allocate rune off.
  * @str: the string of form "<field><cond><val>[|<field><cond><val>]*"
+ * @len: the length of @str.
  *
- * This is really an internal routine, exposed for simple examples.
+ * This is useful for writing simple tests and making simple runes.
  */
 struct rune_restr *rune_restr_from_string(const tal_t *ctx,
-                                         const char *str);
-
+                                         const char *str,
+                                         size_t len);
 #endif /* CCAN_RUNE_RUNE_H */