diff options
Diffstat (limited to 'gnuradio-core/src/lib/general/gr_test.cc')
-rw-r--r-- | gnuradio-core/src/lib/general/gr_test.cc | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/general/gr_test.cc b/gnuradio-core/src/lib/general/gr_test.cc new file mode 100644 index 000000000..17263f490 --- /dev/null +++ b/gnuradio-core/src/lib/general/gr_test.cc @@ -0,0 +1,176 @@ +/* -*- c++ -*- */ +/* + * Copyright 2006 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 2, 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., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <gr_test.h> +#include <gr_io_signature.h> +#include <stdexcept> +#include <iostream> + +gr_test_sptr gr_make_test (const std::string &name, + int min_inputs, int max_inputs, unsigned int sizeof_input_item, + int min_outputs, int max_outputs, unsigned int sizeof_output_item, + unsigned int history,unsigned int output_multiple,double relative_rate, + bool fixed_rate,gr_consume_type_t cons_type, gr_produce_type_t prod_type) +{ + return gr_test_sptr (new gr_test (name, min_inputs,max_inputs,sizeof_input_item, + min_outputs,max_outputs,sizeof_output_item, + history,output_multiple,relative_rate,fixed_rate,cons_type, prod_type)); +} + + gr_test::gr_test (const std::string &name,int min_inputs, int max_inputs, unsigned int sizeof_input_item, + int min_outputs, int max_outputs, unsigned int sizeof_output_item, + unsigned int history,unsigned int output_multiple,double relative_rate, + bool fixed_rate,gr_consume_type_t cons_type, gr_produce_type_t prod_type): gr_block (name, + gr_make_io_signature (min_inputs, max_inputs, sizeof_input_item), + gr_make_io_signature (min_outputs, max_outputs, sizeof_output_item)), + d_sizeof_input_item(sizeof_input_item), + d_sizeof_output_item(sizeof_output_item), + d_check_topology(true), + d_consume_type(cons_type), + d_min_consume(0), + d_max_consume(0), + d_produce_type(prod_type), + d_min_produce(0), + d_max_produce(0) + { + set_history(history); + set_output_multiple(output_multiple); + set_relative_rate(relative_rate); + set_fixed_rate(fixed_rate); + } + +int +gr_test::general_work (int noutput_items, + gr_vector_int &ninput_items, + gr_vector_const_void_star &input_items, + gr_vector_void_star &output_items) + { + //touch all inputs and outputs to detect segfaults + unsigned ninputs = input_items.size (); + unsigned noutputs= output_items.size(); + for (unsigned i = 0; i < ninputs; i++) + { + char * in=(char *)input_items[i]; + if (ninput_items[i]< (int)(noutput_items+history())) + { + std::cerr << "ERROR: ninput_items[" << i << "] < noutput_items+history()" << std::endl; + std::cerr << "ninput_items[" << i << "] = " << ninput_items[i] << std::endl; + std::cerr << "noutput_items+history() = " << noutput_items+history() << std::endl; + std::cerr << "noutput_items = " << noutput_items << std::endl; + std::cerr << "history() = " << history() << std::endl; + throw std::runtime_error ("gr_test"); + } else + { + for (int j=0;j<ninput_items[i];j++) + { + //Touch every available input_item + //We use a class variable to avoid the compiler to optimize this away + for(unsigned int k=0;k<d_sizeof_input_item;k++) + d_temp= in[j*d_sizeof_input_item+k]; + } + switch (d_consume_type) + { + case CONSUME_NOUTPUT_ITEMS: + consume(i,noutput_items); + break; + case CONSUME_NOUTPUT_ITEMS_LIMIT_MAX: + consume(i,std::min(noutput_items,d_max_consume)); + break; + case CONSUME_NOUTPUT_ITEMS_LIMIT_MIN: + consume(i,std::min(std::max(noutput_items,d_min_consume),ninput_items[i])); + break; + case CONSUME_ALL_AVAILABLE: + consume(i,ninput_items[i]); + break; + case CONSUME_ALL_AVAILABLE_LIMIT_MAX: + consume(i,std::min(ninput_items[i],d_max_consume)); + break; +/* //This could result in segfault, uncomment if you want to test this + case CONSUME_ALL_AVAILABLE_LIMIT_MIN: + consume(i,std::max(ninput_items[i],d_max_consume)); + break;*/ + case CONSUME_ZERO: + consume(i,0); + break; + case CONSUME_ONE: + consume(i,1); + break; + case CONSUME_MINUS_ONE: + consume(i,-1); + break; + default: + consume(i,noutput_items); + } + } + } + for (unsigned i = 0; i < noutputs; i++) + { + char * out=(char *)output_items[i]; + { + for (int j=0;j<noutput_items;j++) + { + //Touch every available output_item + for(unsigned int k=0;k<d_sizeof_output_item;k++) + out[j*d_sizeof_input_item+k]=0; + } + } + } + //Now copy input to output untill max ninputs or max noutputs is reached + int common_nports=std::min(ninputs,noutputs); + if(d_sizeof_output_item==d_sizeof_input_item); + for (int i = 0; i < common_nports; i++) + { + memcpy(output_items[i],input_items[i],noutput_items*d_sizeof_input_item); + } + int noutput_items_produced=0; + switch (d_produce_type){ + case PRODUCE_NOUTPUT_ITEMS: + noutput_items_produced=noutput_items; + break; + case PRODUCE_NOUTPUT_ITEMS_LIMIT_MAX: + noutput_items_produced=std::min(noutput_items,d_max_produce); + break; +/* //This could result in segfault, uncomment if you want to test this + case PRODUCE_NOUTPUT_ITEMS_LIMIT_MIN: + noutput_items_produced=std::max(noutput_items,d_min_produce); + break;*/ + case PRODUCE_ZERO: + noutput_items_produced=0; + break; + case PRODUCE_ONE: + noutput_items_produced=1; + break; + case PRODUCE_MINUS_ONE: + noutput_items_produced=-1; + break; + default: + noutput_items_produced=noutput_items; + } + return noutput_items_produced; + } + + + |