118 lines
3.5 KiB
C++
118 lines
3.5 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2004,2007,2013 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <gnuradio/io_signature.h>
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#include <stdexcept>
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#include <iostream>
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namespace gr {
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gr::io_signature::sptr
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io_signature::makev(int min_streams, int max_streams,
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const std::vector<int> &sizeof_stream_items)
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{
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return gr::io_signature::sptr
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(new io_signature(min_streams, max_streams,
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sizeof_stream_items));
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}
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gr::io_signature::sptr
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io_signature::make(int min_streams, int max_streams,
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int sizeof_stream_item)
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{
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std::vector<int> sizeof_items(1);
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sizeof_items[0] = sizeof_stream_item;
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return io_signature::makev(min_streams, max_streams, sizeof_items);
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}
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gr::io_signature::sptr
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io_signature::make2(int min_streams, int max_streams,
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int sizeof_stream_item1,
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int sizeof_stream_item2)
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{
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std::vector<int> sizeof_items(2);
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sizeof_items[0] = sizeof_stream_item1;
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sizeof_items[1] = sizeof_stream_item2;
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return io_signature::makev(min_streams, max_streams, sizeof_items);
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}
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gr::io_signature::sptr
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io_signature::make3(int min_streams, int max_streams,
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int sizeof_stream_item1,
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int sizeof_stream_item2,
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int sizeof_stream_item3)
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{
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std::vector<int> sizeof_items(3);
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sizeof_items[0] = sizeof_stream_item1;
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sizeof_items[1] = sizeof_stream_item2;
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sizeof_items[2] = sizeof_stream_item3;
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return io_signature::makev(min_streams, max_streams, sizeof_items);
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}
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// ------------------------------------------------------------------------
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io_signature::io_signature(int min_streams, int max_streams,
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const std::vector<int> &sizeof_stream_items)
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{
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if(min_streams < 0
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|| (max_streams != IO_INFINITE && max_streams < min_streams))
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throw std::invalid_argument ("gr::io_signature(1)");
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if(sizeof_stream_items.size() < 1)
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throw std::invalid_argument("gr::io_signature(2)");
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for(size_t i = 0; i < sizeof_stream_items.size(); i++) {
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if(max_streams != 0 && sizeof_stream_items[i] < 1)
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throw std::invalid_argument("gr::io_signature(3)");
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}
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d_min_streams = min_streams;
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d_max_streams = max_streams;
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d_sizeof_stream_item = sizeof_stream_items;
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}
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io_signature::~io_signature()
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{
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}
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int
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io_signature::sizeof_stream_item(int _index) const
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{
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if(_index < 0)
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throw std::invalid_argument("gr::io_signature::sizeof_stream_item");
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size_t index = _index;
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return d_sizeof_stream_item[std::min(index, d_sizeof_stream_item.size() - 1)];
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}
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std::vector<int>
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io_signature::sizeof_stream_items() const
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{
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return d_sizeof_stream_item;
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}
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} /* namespace gr */
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