/* -*- c++ -*- */ /* * Copyright 2004,2010 Free Software Foundation, Inc. * * This file is part of GNU Radio * * GNU Radio is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3, or (at your option) * any later version. * * GNU Radio is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GNU Radio; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, * Boston, MA 02110-1301, USA. */ // @WARNING@ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <@NAME@.h> #include <gr_io_signature.h> #include <iostream> @SPTR_NAME@ trellis_make_@BASE_NAME@ ( const fsm &FSMo, int STo, const fsm &FSMi, int STi, const interleaver &INTERLEAVER, int blocklength ) { return gnuradio::get_initial_sptr (new @NAME@ (FSMo,STo,FSMi,STi,INTERLEAVER,blocklength)); } @NAME@::@NAME@ ( const fsm &FSMo, int STo, const fsm &FSMi, int STi, const interleaver &INTERLEAVER, int blocklength ) : gr_sync_block ("@BASE_NAME@", gr_make_io_signature (1, 1, sizeof (@I_TYPE@)), gr_make_io_signature (1, 1, sizeof (@O_TYPE@))), d_FSMo (FSMo), d_STo (STo), d_FSMi (FSMi), d_STi (STi), d_INTERLEAVER (INTERLEAVER), d_blocklength (blocklength) { assert(d_FSMo.O() == d_FSMi.I()); set_output_multiple(d_blocklength); d_buffer.resize(d_blocklength); } int @NAME@::work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) { assert(noutput_items%d_blocklength ==0); for (int b = 0 ; b<noutput_items/d_blocklength; b++) { const @I_TYPE@ *in = (const @I_TYPE@ *) input_items[0]+b*d_blocklength; @O_TYPE@ *out = (@O_TYPE@ *) output_items[0]+b*d_blocklength; int STo_tmp = d_STo; for (int i = 0; i < d_blocklength; i++){ d_buffer[i] = d_FSMo.OS()[STo_tmp*d_FSMo.I()+in[i]]; STo_tmp = (int) d_FSMo.NS()[STo_tmp*d_FSMo.I()+in[i]]; } int STi_tmp = d_STi; for (int i = 0; i < d_blocklength; i++){ int k = d_INTERLEAVER.INTER()[i]; out[i] = (@O_TYPE@) d_FSMi.OS()[STi_tmp*d_FSMi.I()+d_buffer[k]]; STi_tmp = (int) d_FSMi.NS()[STi_tmp*d_FSMi.I()+d_buffer[k]]; } } return noutput_items; }