diff --git a/ndnboost/function_types/detail/classifier_impl/arity30_1.hpp b/ndnboost/function_types/detail/classifier_impl/arity30_1.hpp
new file mode 100644
index 0000000..4d1cd6f
--- /dev/null
+++ b/ndnboost/function_types/detail/classifier_impl/arity30_1.hpp
@@ -0,0 +1,53 @@
+
+// (C) Copyright Tobias Schwinger
+//
+// Use modification and distribution are subject to the boost Software License,
+// Version 1.0. (See http://www.boost.org/LICENSE_1_0.txt).
+
+//------------------------------------------------------------------------------
+
+// no include guards, this file is intended for multiple inclusion
+
+// input:  BOOST_FT_syntax     type macro to use
+// input:  BOOST_FT_cc         empty or cc specifier 
+// input:  BOOST_FT_ell        empty or "..."
+// input:  BOOST_FT_cv         empty or cv qualifiers
+// input:  BOOST_FT_flags      single decimal integer encoding the flags
+// output: BOOST_FT_n          number of component types (arity+1)
+// output: BOOST_FT_arity      current arity
+// output: BOOST_FT_type       macro that expands to the type
+// output: BOOST_FT_tplargs(p) template arguments with given prefix
+// output: BOOST_FT_params(p)  parameters with given prefix
+
+# include <ndnboost/function_types/detail/classifier_impl/arity20_1.hpp>
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,21> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,22> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,23> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,24> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,25> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,26> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,27> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,28> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,29> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 BOOST_FT_ell) BOOST_FT_cv);
+template< typename R , typename T0 , typename T1 , typename T2 , typename T3 , typename T4 , typename T5 , typename T6 , typename T7 , typename T8 , typename T9 , typename T10 , typename T11 , typename T12 , typename T13 , typename T14 , typename T15 , typename T16 , typename T17 , typename T18 , typename T19 , typename T20 , typename T21 , typename T22 , typename T23 , typename T24 , typename T25 , typename T26 , typename T27 , typename T28 , typename T29 >
+typename encode_charr<BOOST_FT_flags,BOOST_FT_cc_id,30> ::type
+classifier_impl(BOOST_FT_syntax(BOOST_FT_cc, BOOST_PP_EMPTY) (T1 , T2 , T3 , T4 , T5 , T6 , T7 , T8 , T9 , T10 , T11 , T12 , T13 , T14 , T15 , T16 , T17 , T18 , T19 , T20 , T21 , T22 , T23 , T24 , T25 , T26 , T27 , T28 , T29 BOOST_FT_ell) BOOST_FT_cv);
+