+/**
+ * html_escape - Takes a string and converts it to HTML.
+ * @src: The string to HTMLize.
+ * @src_len: The length of the source string
+ * @dst: A buffer to put the escaped string into
+ * @dst_len: Length of the destination buffer (including a trailing NULL)
+ *
+ * Takes a string and escapes any HTML entities (<, >, &, ", '). Returns
+ * dst.
+ */
+const char *html_escape(const char *src, size_t src_len,
+ char *dst, size_t dst_len);