1 files changed, 19 insertions, 0 deletions
diff --git a/src/lib/encoding/cstring.h b/src/lib/encoding/cstring.h
new file mode 100644
index 0000000000..904a2c9c1c
--- /dev/null
+++ b/src/lib/encoding/cstring.h
@@ -0,0 +1,19 @@
+/* Copyright (c) 2001 Matej Pfajfar.
+ * Copyright (c) 2001-2004, Roger Dingledine.
+ * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
+ * Copyright (c) 2007-2019, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * \file cstring.h
+ *
+ * \brief Header for cstring.c
+ **/
+
+#ifndef TOR_CSTRING_H
+#define TOR_CSTRING_H
+
+#include <stddef.h>
+const char *unescape_string(const char *s, char **result, size_t *size_out);
+
+#endif /* !defined(TOR_CSTRING_H) */