+ unsigned rsa_inlen);
+int get_rsa_key(char *key_file, RSA **rsa, int private);
+
+void rsa_free(RSA *rsa);
+
+/** \cond used to distinguish between loading of private/public key */
+#define LOAD_PUBLIC_KEY 0
+#define LOAD_PRIVATE_KEY 1
+/** \endcond **/