mirror of
https://github.com/saymrwulf/uhd.git
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ccd2665a29
The rx metadata has fragment flags and the tx metatdata has burst flags. Made the io impl for usrp2 rx routine fill in the rx metatdata fragment flag. Added device documentation for send and recv in regards to fragmentation.
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
//
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// Copyright 2010 Ettus Research LLC
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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 <boost/test/unit_test.hpp>
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#include <uhd/transport/vrt.hpp>
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using namespace uhd::transport;
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static void pack_and_unpack(
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const uhd::tx_metadata_t &metadata,
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size_t num_payload_words32,
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size_t packet_count
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){
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uint32_t header_buff[vrt::max_header_words32];
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size_t num_header_words32;
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size_t num_packet_words32;
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//pack metadata into a vrt header
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vrt::pack(
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metadata, //input
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header_buff, //output
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num_header_words32, //output
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num_payload_words32, //input
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num_packet_words32, //output
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packet_count //input
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);
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uhd::rx_metadata_t metadata_out;
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size_t num_header_words32_out;
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size_t num_payload_words32_out;
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size_t packet_count_out;
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//unpack the vrt header back into metadata
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vrt::unpack(
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metadata_out, //output
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header_buff, //input
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num_header_words32_out, //output
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num_payload_words32_out, //output
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num_packet_words32, //input
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packet_count_out //output
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);
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//check the the unpacked metadata is the same
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BOOST_CHECK_EQUAL(packet_count, packet_count_out);
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BOOST_CHECK_EQUAL(num_header_words32, num_header_words32_out);
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BOOST_CHECK_EQUAL(num_payload_words32, num_payload_words32_out);
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BOOST_CHECK_EQUAL(metadata.has_stream_id, metadata_out.has_stream_id);
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if (metadata.has_stream_id and metadata_out.has_stream_id){
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BOOST_CHECK_EQUAL(metadata.stream_id, metadata_out.stream_id);
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}
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BOOST_CHECK_EQUAL(metadata.has_time_spec, metadata_out.has_time_spec);
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if (metadata.has_time_spec and metadata_out.has_time_spec){
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BOOST_CHECK_EQUAL(metadata.time_spec.secs, metadata_out.time_spec.secs);
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BOOST_CHECK_EQUAL(metadata.time_spec.ticks, metadata_out.time_spec.ticks);
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}
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}
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BOOST_AUTO_TEST_CASE(test_with_none){
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uhd::tx_metadata_t metadata;
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pack_and_unpack(metadata, 300, 1);
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}
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BOOST_AUTO_TEST_CASE(test_with_sid){
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uhd::tx_metadata_t metadata;
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metadata.has_stream_id = true;
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metadata.stream_id = 6;
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pack_and_unpack(metadata, 400, 2);
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}
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BOOST_AUTO_TEST_CASE(test_with_time_spec){
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uhd::tx_metadata_t metadata;
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metadata.has_time_spec = true;
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metadata.time_spec.secs = 7;
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metadata.time_spec.ticks = 2000;
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pack_and_unpack(metadata, 500, 3);
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}
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BOOST_AUTO_TEST_CASE(test_with_sid_and_time_spec){
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uhd::tx_metadata_t metadata;
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metadata.has_stream_id = true;
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metadata.stream_id = 2;
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metadata.has_time_spec = true;
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metadata.time_spec.secs = 5;
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metadata.time_spec.ticks = 1000;
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pack_and_unpack(metadata, 600, 4);
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}
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