--- /dev/null
+/*
+ * Copyright (c) 2009-2016 Petri Lehtinen <petri@digip.org>
+ *
+ * Jansson is free software; you can redistribute it and/or modify
+ * it under the terms of the MIT license. See LICENSE for details.
+ */
+
+#ifndef UTF_H
+#define UTF_H
+
+#ifdef HAVE_CONFIG_H
+#include <jansson_private_config.h>
+#endif
+
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#endif
+
+int utf8_encode(int32_t codepoint, char *buffer, size_t *size);
+
+size_t utf8_check_first(char byte);
+size_t utf8_check_full(const char *buffer, size_t size, int32_t *codepoint);
+const char *utf8_iterate(const char *buffer, size_t size, int32_t *codepoint);
+
+int utf8_check_string(const char *string, size_t length);
+
+#endif