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115 lines
3.3 KiB
115 lines
3.3 KiB
/**
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* Digital Voice Modem - Host Software (Test Suite)
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* GPLv2 Open Source. Use is subject to license terms.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* @package DVM / Host Software / Test Suite
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*
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*/
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/*
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* Copyright (C) 2023 Bryan Biedenkapp N2PLL
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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 2 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, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "Defines.h"
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#include "edac/RS634717.h"
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#include "p25/P25Defines.h"
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#include "Log.h"
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#include "Utils.h"
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using namespace edac;
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using namespace p25;
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#include <catch2/catch_test_macros.hpp>
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#include <stdlib.h>
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#include <time.h>
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TEST_CASE("HDU", "[RS_362017_Test]") {
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SECTION("RS_362017_Test") {
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bool failed = false;
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INFO("P25 HDU RS (36,20,17) FEC Test");
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srand((unsigned int)time(NULL));
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RS634717 m_rs = RS634717();
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uint8_t* random = (uint8_t*)malloc(15U);
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for (size_t i = 0; i < 15U; i++) {
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random[i] = rand();
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}
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// HDU Encode
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uint8_t rs[P25_HDU_LENGTH_BYTES];
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::memset(rs, 0x00U, P25_HDU_LENGTH_BYTES);
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for (uint32_t i = 0; i < 15U; i++)
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rs[i] = random[i];
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rs[14U] = 0xF0U;
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Utils::dump(2U, "LC::encodeHDU(), HDU", rs, P25_HDU_LENGTH_BYTES);
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// encode RS (36,20,17) FEC
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m_rs.encode362017(rs);
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Utils::dump(2U, "LC::encodeHDU(), HDU RS", rs, P25_HDU_LENGTH_BYTES);
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// HDU Decode
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rs[9U] >>= 8;
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rs[10U] >>= 8;
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rs[11U] >>= 8;
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rs[12U] >>= 8;
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rs[13U] >>= 8;
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Utils::dump(2U, "LC::decodeHDU(), HDU RS (errors injected)", rs, P25_HDU_LENGTH_BYTES);
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// decode RS (36,20,17) FEC
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try {
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bool ret = m_rs.decode362017(rs);
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if (!ret) {
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fprintf(stdout, "LC::decodeHDU(), failed to decode RS (36,20,17) FEC\n");
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failed = true;
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goto cleanup;
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}
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}
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catch (...) {
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Utils::dump(2U, "P25, RS excepted with input data", rs, P25_HDU_LENGTH_BYTES);
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failed = true;
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goto cleanup;
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}
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Utils::dump(2U, "LC::decodeHDU(), HDU", rs, P25_HDU_LENGTH_BYTES);
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for (uint32_t i = 0; i < 15U; i++) {
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if (i == 14U) {
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if (rs[i] != 0xF0U) {
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::LogDebug("T", "LC::decodeHDU(), UNCORRECTABLE AT IDX %d\n", i);
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failed = true;
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}
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}
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else {
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if (rs[i] != random[i]) {
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::LogDebug("T", "LC::decodeHDU(), UNCORRECTABLE AT IDX %d\n", i);
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failed = true;
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}
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}
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}
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cleanup:
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delete random;
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REQUIRE(failed==false);
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}
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}
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