delete obsolete preamble block
This commit is contained in:
Bastian Bloessl
@@ -104,7 +104,6 @@ list(APPEND gr_ieee802_11_sources
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ofdm_mac.cc
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ofdm_mapper.cc
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ofdm_parse_mac.cc
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ofdm_preamble.cc
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ofdm_sync_long.cc
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ofdm_sync_short.cc
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utils.cc
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@@ -1,163 +0,0 @@
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/*
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* Copyright (C) 2013 Bastian Bloessl <bloessl@ccs-labs.org>
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*
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* This program 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 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <ieee802-11/ofdm_preamble.h>
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#include "utils.h"
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#include <gnuradio/io_signature.h>
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using namespace gr::ieee802_11;
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class ofdm_preamble_impl : public ofdm_preamble {
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public:
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ofdm_preamble_impl(bool debug) : tagged_stream_block("ofdm_preamble",
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gr::io_signature::make(1, 1, sizeof(gr_complex)),
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gr::io_signature::make(1, 1, sizeof(gr_complex)),
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"packet_len"),
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d_debug(debug) {
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set_tag_propagation_policy(block::TPP_DONT);
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}
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~ofdm_preamble_impl(){
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}
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int calculate_output_stream_length(const gr_vector_int &ninput_items) {
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return ninput_items[0] + 320;
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}
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int work (int noutput_items, gr_vector_int& ninput_items,
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gr_vector_const_void_star& input_items,
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gr_vector_void_star& output_items) {
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const gr_complex *in = (const gr_complex*)input_items[0];
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gr_complex *out = (gr_complex*)output_items[0];
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std::memcpy(out, PREAMBLE, 320 * sizeof(gr_complex));
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std::memcpy(out + 320, in, ninput_items[0] * sizeof(gr_complex));
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int produced = ninput_items[0] + 320;
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const pmt::pmt_t value = pmt::PMT_T;
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const pmt::pmt_t src = pmt::string_to_symbol(alias());
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add_item_tag(0, nitems_written(0), pmt::mp("tx_sob"), value, src);
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add_item_tag(0, nitems_written(0) + produced - 1, pmt::mp("tx_eob"), value, src);
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return produced;
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}
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void insert_eob(uint64_t item) {
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dout << "OFDM PAD: insert eob at: " << item << std::endl;
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const pmt::pmt_t eob_key = pmt::string_to_symbol("tx_eob");
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const pmt::pmt_t value = pmt::PMT_T;
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const pmt::pmt_t srcid = pmt::string_to_symbol(this->name());
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}
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private:
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bool d_debug;
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static gr_complex PREAMBLE[320];
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};
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ofdm_preamble::sptr
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ofdm_preamble::make(bool debug) {
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return gnuradio::get_initial_sptr(new ofdm_preamble_impl(debug));
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}
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gr_complex ofdm_preamble_impl::PREAMBLE[320] = {
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gr_complex( 0.2041, 0.2041), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex( 0.4082, 0.4082), gr_complex(-1.1755, 0.0208), gr_complex(-0.1196, -0.6969), gr_complex( 1.2670, -0.1123),
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gr_complex( 0.8165, 0.0000), gr_complex( 1.2670, -0.1123), gr_complex(-0.1196, -0.6969), gr_complex(-1.1755, 0.0208),
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gr_complex( 0.4082, 0.4082), gr_complex( 0.0208, -1.1755), gr_complex(-0.6969, -0.1196), gr_complex(-0.1123, 1.2670),
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gr_complex( 0.0000, 0.8165), gr_complex(-0.1123, 1.2670), gr_complex(-0.6969, -0.1196), gr_complex( 0.0208, -1.1755),
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gr_complex(-0.4893, 0.2041), gr_complex( 0.1090, -0.8662), gr_complex( 0.8140, -0.9396), gr_complex(-0.8155, -1.0218),
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gr_complex(-0.0249, -0.4773), gr_complex( 0.6663, 0.6571), gr_complex(-1.1300, 0.1820), gr_complex(-1.0818, 0.1470),
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gr_complex(-0.3110, 1.3392), gr_complex(-0.5011, 0.1935), gr_complex(-0.5353, -0.7214), gr_complex( 0.6173, -0.1253),
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gr_complex( 0.7297, -0.8197), gr_complex(-1.1650, -0.5789), gr_complex(-0.5077, -0.3488), gr_complex( 0.3277, -0.8728),
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gr_complex( 0.5547, 0.5547), gr_complex( 1.0583, 0.0363), gr_complex(-0.1995, -1.4259), gr_complex( 0.5207, 0.1326),
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gr_complex( 0.2172, 0.5195), gr_complex(-1.2142, 0.4205), gr_complex( 0.0088, 1.0207), gr_complex( 0.4734, -0.0362),
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gr_complex( 0.8657, 0.2298), gr_complex(-0.3401, 0.9423), gr_complex(-1.0218, 0.4897), gr_complex( 0.5309, 0.7784),
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gr_complex( 0.1874, -0.2475), gr_complex( 0.8594, -0.7348), gr_complex( 0.3528, 0.9865), gr_complex(-0.0455, 1.0679),
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gr_complex( 1.3868, 0.0000), gr_complex(-0.0455, -1.0679), gr_complex( 0.3528, -0.9865), gr_complex( 0.8594, 0.7348),
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gr_complex( 0.1874, 0.2475), gr_complex( 0.5309, -0.7784), gr_complex(-1.0218, -0.4897), gr_complex(-0.3401, -0.9423),
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gr_complex( 0.8657, -0.2298), gr_complex( 0.4734, 0.0362), gr_complex( 0.0088, -1.0207), gr_complex(-1.2142, -0.4205),
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gr_complex( 0.2172, -0.5195), gr_complex( 0.5207, -0.1326), gr_complex(-0.1995, 1.4259), gr_complex( 1.0583, -0.0363),
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gr_complex( 0.5547, -0.5547), gr_complex( 0.3277, 0.8728), gr_complex(-0.5077, 0.3488), gr_complex(-1.1650, 0.5789),
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gr_complex( 0.7297, 0.8197), gr_complex( 0.6173, 0.1253), gr_complex(-0.5353, 0.7214), gr_complex(-0.5011, -0.1935),
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gr_complex(-0.3110, -1.3392), gr_complex(-1.0818, -0.1470), gr_complex(-1.1300, -0.1820), gr_complex( 0.6663, -0.6571),
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gr_complex(-0.0249, 0.4773), gr_complex(-0.8155, 1.0218), gr_complex( 0.8140, 0.9396), gr_complex( 0.1090, 0.8662),
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gr_complex(-1.3868, 0.0000), gr_complex( 0.1090, -0.8662), gr_complex( 0.8140, -0.9396), gr_complex(-0.8155, -1.0218),
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gr_complex(-0.0249, -0.4773), gr_complex( 0.6663, 0.6571), gr_complex(-1.1300, 0.1820), gr_complex(-1.0818, 0.1470),
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gr_complex(-0.3110, 1.3392), gr_complex(-0.5011, 0.1935), gr_complex(-0.5353, -0.7214), gr_complex( 0.6173, -0.1253),
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gr_complex( 0.7297, -0.8197), gr_complex(-1.1650, -0.5789), gr_complex(-0.5077, -0.3488), gr_complex( 0.3277, -0.8728),
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gr_complex( 0.5547, 0.5547), gr_complex( 1.0583, 0.0363), gr_complex(-0.1995, -1.4259), gr_complex( 0.5207, 0.1326),
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gr_complex( 0.2172, 0.5195), gr_complex(-1.2142, 0.4205), gr_complex( 0.0088, 1.0207), gr_complex( 0.4734, -0.0362),
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gr_complex( 0.8657, 0.2298), gr_complex(-0.3401, 0.9423), gr_complex(-1.0218, 0.4897), gr_complex( 0.5309, 0.7784),
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gr_complex( 0.1874, -0.2475), gr_complex( 0.8594, -0.7348), gr_complex( 0.3528, 0.9865), gr_complex(-0.0455, 1.0679),
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gr_complex( 1.3868, 0.0000), gr_complex(-0.0455, -1.0679), gr_complex( 0.3528, -0.9865), gr_complex( 0.8594, 0.7348),
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gr_complex( 0.1874, 0.2475), gr_complex( 0.5309, -0.7784), gr_complex(-1.0218, -0.4897), gr_complex(-0.3401, -0.9423),
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gr_complex( 0.8657, -0.2298), gr_complex( 0.4734, 0.0362), gr_complex( 0.0088, -1.0207), gr_complex(-1.2142, -0.4205),
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gr_complex( 0.2172, -0.5195), gr_complex( 0.5207, -0.1326), gr_complex(-0.1995, 1.4259), gr_complex( 1.0583, -0.0363),
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gr_complex( 0.5547, -0.5547), gr_complex( 0.3277, 0.8728), gr_complex(-0.5077, 0.3488), gr_complex(-1.1650, 0.5789),
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gr_complex( 0.7297, 0.8197), gr_complex( 0.6173, 0.1253), gr_complex(-0.5353, 0.7214), gr_complex(-0.5011, -0.1935),
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gr_complex(-0.3110, -1.3392), gr_complex(-1.0818, -0.1470), gr_complex(-1.1300, -0.1820), gr_complex( 0.6663, -0.6571),
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gr_complex(-0.0249, 0.4773), gr_complex(-0.8155, 1.0218), gr_complex( 0.8140, 0.9396), gr_complex( 0.1090, 0.8662),
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gr_complex(-1.3868, 0.0000), gr_complex( 0.1090, -0.8662), gr_complex( 0.8140, -0.9396), gr_complex(-0.8155, -1.0218),
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gr_complex(-0.0249, -0.4773), gr_complex( 0.6663, 0.6571), gr_complex(-1.1300, 0.1820), gr_complex(-1.0818, 0.1470),
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gr_complex(-0.3110, 1.3392), gr_complex(-0.5011, 0.1935), gr_complex(-0.5353, -0.7214), gr_complex( 0.6173, -0.1253),
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gr_complex( 0.7297, -0.8197), gr_complex(-1.1650, -0.5789), gr_complex(-0.5077, -0.3488), gr_complex( 0.3277, -0.8728),
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gr_complex( 0.5547, 0.5547), gr_complex( 1.0583, 0.0363), gr_complex(-0.1995, -1.4259), gr_complex( 0.5207, 0.1326),
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gr_complex( 0.2172, 0.5195), gr_complex(-1.2142, 0.4205), gr_complex( 0.0088, 1.0207), gr_complex( 0.4734, -0.0362),
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gr_complex( 0.8657, 0.2298), gr_complex(-0.3401, 0.9423), gr_complex(-1.0218, 0.4897), gr_complex( 0.5309, 0.7784),
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gr_complex( 0.1874, -0.2475), gr_complex( 0.8594, -0.7348), gr_complex( 0.3528, 0.9865), gr_complex(-0.0455, 1.0679)
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};
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