1 /* -*- c++ -*- */ 2 /* 3 * Copyright 2006,2012 Free Software Foundation, Inc. 4 * 5 * This file is part of GNU Radio 6 * 7 * GNU Radio is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 3, or (at your option) 10 * any later version. 11 * 12 * GNU Radio is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with GNU Radio; see the file COPYING. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #ifndef INCLUDED_GR_DIFF_ENCODER_BB_IMPL_H 24 #define INCLUDED_GR_DIFF_ENCODER_BB_IMPL_H 25 26 #include <gnuradio/digital/diff_encoder_bb.h> 27 28 namespace gr { 29 namespace digital { 30 31 class diff_encoder_bb_impl : public diff_encoder_bb 32 { 33 public: 34 diff_encoder_bb_impl(unsigned int modulus); 35 ~diff_encoder_bb_impl(); 36 37 int work(int noutput_items, 38 gr_vector_const_void_star& input_items, 39 gr_vector_void_star& output_items); 40 41 private: 42 unsigned int d_last_out; 43 unsigned int d_modulus; 44 }; 45 46 } /* namespace digital */ 47 } /* namespace gr */ 48 49 #endif /* INCLUDED_GR_DIFF_ENCODER_BB_IMPL_H */ 50