mirror of https://github.com/PentHertz/srsLTE.git
793 lines
22 KiB
C++
793 lines
22 KiB
C++
/*
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* Copyright 2013-2019 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE 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 Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include "srslte/common/common.h"
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#include "srslte/common/interfaces_common.h"
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#include "srslte/common/log_filter.h"
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#include "srslte/common/mac_pcap.h"
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#include "srslte/common/pdu.h"
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#include "srslte/interfaces/ue_interfaces.h"
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#include <iostream>
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#include <map>
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#define TESTASSERT(cond) \
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{ \
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if (!(cond)) { \
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std::cout << "[" << __FUNCTION__ << "][Line " << __LINE__ << "]: FAIL at " << (#cond) << std::endl; \
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return -1; \
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} \
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}
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#define HAVE_PCAP 0
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static std::unique_ptr<srslte::mac_pcap> pcap_handle = nullptr;
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using namespace srslte;
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#define CRNTI (0x1001)
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// TV1 contains a RAR PDU for a single RAPID and no backoff indication
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#define RAPID_TV1 (42)
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#define TA_CMD_TV1 (8)
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uint8_t rar_pdu_tv1[] = {0x6a, 0x00, 0x80, 0x00, 0x0c, 0x10, 0x01};
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// TV2 contains a RAR PDU for a single RAPID and also includes a backoff indication subheader
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#define RAPID_TV2 (22)
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#define BACKOFF_IND_TV2 (2)
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#define TA_CMD_TV2 (0)
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uint8_t rar_pdu_tv2[] = {0x82, 0x56, 0x00, 0x00, 0x00, 0x0c, 0x10, 0x01};
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int mac_rar_pdu_unpack_test1()
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{
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srslte::rar_pdu rar_pdu_msg;
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rar_pdu_msg.init_rx(sizeof(rar_pdu_tv1));
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rar_pdu_msg.parse_packet(rar_pdu_tv1);
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rar_pdu_msg.fprint(stdout);
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TESTASSERT(not rar_pdu_msg.has_backoff());
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while (rar_pdu_msg.next()) {
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TESTASSERT(rar_pdu_msg.get()->get_rapid() == RAPID_TV1);
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TESTASSERT(rar_pdu_msg.get()->get_ta_cmd() == TA_CMD_TV1);
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TESTASSERT(rar_pdu_msg.get()->get_temp_crnti() == CRNTI);
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}
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return SRSLTE_SUCCESS;
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}
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int mac_rar_pdu_unpack_test2()
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{
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srslte::rar_pdu rar_pdu_msg;
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rar_pdu_msg.init_rx(sizeof(rar_pdu_tv2));
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rar_pdu_msg.parse_packet(rar_pdu_tv2);
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rar_pdu_msg.fprint(stdout);
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TESTASSERT(rar_pdu_msg.has_backoff());
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TESTASSERT(rar_pdu_msg.get_backoff() == BACKOFF_IND_TV2);
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while (rar_pdu_msg.next()) {
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if (rar_pdu_msg.get()->has_rapid()) {
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TESTASSERT(rar_pdu_msg.get()->get_rapid() == RAPID_TV2);
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TESTASSERT(rar_pdu_msg.get()->get_ta_cmd() == TA_CMD_TV2);
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TESTASSERT(rar_pdu_msg.get()->get_temp_crnti() == CRNTI);
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}
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}
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return SRSLTE_SUCCESS;
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}
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int mac_rar_pdu_pack_test1()
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{
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// Prepare RAR grant
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uint8_t grant_buffer[64] = {};
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srslte_dci_rar_grant_t rar_grant = {};
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rar_grant.tpc_pusch = 3;
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srslte_dci_rar_pack(&rar_grant, grant_buffer);
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// Create MAC PDU and add RAR subheader
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srslte::rar_pdu rar_pdu;
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byte_buffer_t tx_buffer;
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rar_pdu.init_tx(&tx_buffer, 64);
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if (rar_pdu.new_subh()) {
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rar_pdu.get()->set_rapid(RAPID_TV1);
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rar_pdu.get()->set_ta_cmd(TA_CMD_TV1);
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rar_pdu.get()->set_temp_crnti(CRNTI);
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rar_pdu.get()->set_sched_grant(grant_buffer);
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}
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rar_pdu.write_packet(tx_buffer.msg);
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// compare with TV1
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TESTASSERT(memcmp(tx_buffer.msg, rar_pdu_tv1, sizeof(rar_pdu_tv1)) == 0);
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return SRSLTE_SUCCESS;
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}
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int mac_rar_pdu_pack_test2()
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{
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// Prepare RAR grant
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uint8_t grant_buffer[64] = {};
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srslte_dci_rar_grant_t rar_grant = {};
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rar_grant.tpc_pusch = 3;
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srslte_dci_rar_pack(&rar_grant, grant_buffer);
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// Create MAC PDU and add RAR subheader
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srslte::rar_pdu rar_pdu;
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byte_buffer_t tx_buffer;
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rar_pdu.init_tx(&tx_buffer, 64);
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rar_pdu.set_backoff(BACKOFF_IND_TV2);
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if (rar_pdu.new_subh()) {
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rar_pdu.get()->set_rapid(RAPID_TV2);
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rar_pdu.get()->set_ta_cmd(TA_CMD_TV2);
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rar_pdu.get()->set_temp_crnti(CRNTI);
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rar_pdu.get()->set_sched_grant(grant_buffer);
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}
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rar_pdu.write_packet(tx_buffer.msg);
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// compare with TV2
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TESTASSERT(memcmp(tx_buffer.msg, rar_pdu_tv2, sizeof(rar_pdu_tv2)) == 0);
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return SRSLTE_SUCCESS;
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}
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// Helper class to provide read_pdu_interface
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class rlc_dummy : public srslte::read_pdu_interface
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{
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public:
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int read_pdu(uint32_t lcid, uint8_t* payload, uint32_t nof_bytes)
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{
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uint32_t len = SRSLTE_MIN(ul_queues[lcid], nof_bytes);
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// set payload bytes to LCID so we can check later if the scheduling was correct
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memset(payload, lcid, len);
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// remove from UL queue
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ul_queues[lcid] -= len;
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return len;
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};
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void write_sdu(uint32_t lcid, uint32_t nof_bytes) { ul_queues[lcid] += nof_bytes; }
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private:
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// UL queues where key is LCID and value the queue length
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std::map<uint32_t, uint32_t> ul_queues;
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};
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// Basic test to pack a MAC PDU with a two SDUs of short length (i.e < 128B for short length header) and multi-byte
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// padding
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int mac_sch_pdu_pack_test1()
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{
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static uint8_t tv[] = {0x21, 0x08, 0x22, 0x08, 0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x00, 0x00, 0x00, 0x00};
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srslte::log_filter rlc_log("RLC");
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rlc_log.set_level(srslte::LOG_LEVEL_DEBUG);
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rlc_log.set_hex_limit(100000);
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rlc_dummy rlc;
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srslte::log_filter mac_log("MAC");
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mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
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mac_log.set_hex_limit(100000);
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// create RLC SDUs
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const uint32_t sdu_len = 8;
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rlc.write_sdu(1, sdu_len);
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rlc.write_sdu(2, sdu_len);
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const uint32_t pdu_size = 25;
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srslte::sch_pdu pdu(10, &mac_log);
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byte_buffer_t buffer;
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pdu.init_tx(&buffer, pdu_size, true);
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TESTASSERT(pdu.rem_size() == pdu_size);
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TESTASSERT(pdu.get_pdu_len() == pdu_size);
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TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
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TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
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// Add first subheader and SDU
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TESTASSERT(pdu.new_subh());
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TESTASSERT(pdu.get()->set_sdu(1, sdu_len, &rlc) == sdu_len);
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// Have used 8 B SDU plus 1 B subheader
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TESTASSERT(pdu.rem_size() == pdu_size - 8 - 1);
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// Add second SCH
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TESTASSERT(pdu.new_subh());
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TESTASSERT(pdu.get()->set_sdu(2, sdu_len, &rlc) == sdu_len);
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TESTASSERT(pdu.rem_size() == pdu_size - 16 - 3);
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// write PDU
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TESTASSERT(pdu.write_packet(&mac_log) == buffer.msg);
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TESTASSERT(buffer.N_bytes == pdu_size);
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// log
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mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
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#if HAVE_PCAP
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pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
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#endif
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// compare with TV
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TESTASSERT(memcmp(buffer.msg, tv, sizeof(tv)) == 0);
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return SRSLTE_SUCCESS;
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}
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// Basic test to pack a MAC PDU with a two SDUs of short length (i.e < 128B for short length header) and 2x single-byte
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// padding
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int mac_sch_pdu_pack_test2()
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{
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static uint8_t tv[] = {0x3f, 0x3f, 0x21, 0x08, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
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0x01, 0x01, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02};
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srslte::log_filter rlc_log("RLC");
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rlc_log.set_level(srslte::LOG_LEVEL_DEBUG);
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rlc_log.set_hex_limit(100000);
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rlc_dummy rlc;
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srslte::log_filter mac_log("MAC");
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mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
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mac_log.set_hex_limit(100000);
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// create RLC SDUs
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const uint32_t sdu_len = 8;
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rlc.write_sdu(1, sdu_len);
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rlc.write_sdu(2, sdu_len);
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const uint32_t pdu_size = 21;
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srslte::sch_pdu pdu(10, &mac_log);
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byte_buffer_t buffer;
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pdu.init_tx(&buffer, pdu_size, true);
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TESTASSERT(pdu.rem_size() == pdu_size);
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TESTASSERT(pdu.get_pdu_len() == pdu_size);
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TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
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TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
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// Add first subheader and SDU
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TESTASSERT(pdu.new_subh());
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TESTASSERT(pdu.get()->set_sdu(1, sdu_len, &rlc) == sdu_len);
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// Have used 8 B SDU plus 1 B subheader
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TESTASSERT(pdu.rem_size() == pdu_size - 8 - 1);
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// Add second SCH
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TESTASSERT(pdu.new_subh());
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TESTASSERT(pdu.get()->set_sdu(2, sdu_len, &rlc) == sdu_len);
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TESTASSERT(pdu.rem_size() == pdu_size - 16 - 3);
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// write PDU
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pdu.write_packet(&mac_log);
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// log
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mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
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#if HAVE_PCAP
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pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
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#endif
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// compare with TV
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TESTASSERT(memcmp(buffer.msg, tv, sizeof(tv)) == 0);
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return SRSLTE_SUCCESS;
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}
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// Basic test to pack a MAC PDU with one short and one long SDU (i.e >= 128 B for 16bit length header)
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int mac_sch_pdu_pack_test3()
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{
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static uint8_t tv[] = {
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0x21, 0x08, 0x22, 0x80, 0x82, 0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
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0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
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srslte::log_filter rlc_log("RLC");
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rlc_log.set_level(srslte::LOG_LEVEL_DEBUG);
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rlc_log.set_hex_limit(100000);
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rlc_dummy rlc;
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srslte::log_filter mac_log("MAC");
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mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
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mac_log.set_hex_limit(100000);
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// create RLC SDUs
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// const uint32_t sdu_len = 130;
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rlc.write_sdu(1, 8);
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rlc.write_sdu(2, 130);
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const uint32_t pdu_size = 150;
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srslte::sch_pdu pdu(10, &mac_log);
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byte_buffer_t buffer;
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pdu.init_tx(&buffer, pdu_size, true);
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TESTASSERT(pdu.rem_size() == pdu_size);
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TESTASSERT(pdu.get_pdu_len() == pdu_size);
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TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
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TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
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TESTASSERT(pdu.new_subh());
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TESTASSERT(pdu.get()->set_sdu(1, 8, &rlc));
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// Have used 8 B SDU plus 1 B subheader
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TESTASSERT(pdu.rem_size() == pdu_size - 8 - 1);
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TESTASSERT(pdu.new_subh());
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TESTASSERT(pdu.get()->set_sdu(2, 130, &rlc));
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// Have used 138 B SDU plus 3 B subheader
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TESTASSERT(pdu.rem_size() == pdu_size - 138 - 3);
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// write PDU
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pdu.write_packet(&mac_log);
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// log
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mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
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#if HAVE_PCAP
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pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
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#endif
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// compare with TV
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TESTASSERT(memcmp(buffer.msg, tv, sizeof(tv)) == 0);
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return SRSLTE_SUCCESS;
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}
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// Test for padding-only MAC PDU
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int mac_sch_pdu_pack_test4()
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{
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static uint8_t tv[] = {0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
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srslte::log_filter rlc_log("RLC");
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rlc_log.set_level(srslte::LOG_LEVEL_DEBUG);
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rlc_log.set_hex_limit(100000);
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rlc_dummy rlc;
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srslte::log_filter mac_log("MAC");
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mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
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mac_log.set_hex_limit(100000);
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const uint32_t pdu_size = 10;
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srslte::sch_pdu pdu(10, &mac_log);
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byte_buffer_t buffer;
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pdu.init_tx(&buffer, pdu_size, true);
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TESTASSERT(pdu.rem_size() == pdu_size);
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TESTASSERT(pdu.get_pdu_len() == pdu_size);
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TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
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TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
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// Try to add SDU
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TESTASSERT(pdu.new_subh());
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TESTASSERT(pdu.get()->set_sdu(2, 5, &rlc) == 0);
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// Adding SDU failed, remove subheader again
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pdu.del_subh();
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// write PDU
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pdu.write_packet(&mac_log);
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// make sure full PDU has been written
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TESTASSERT(buffer.N_bytes == pdu_size);
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// log
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mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
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#if HAVE_PCAP
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pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
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#endif
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// compare with TV
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TESTASSERT(memcmp(buffer.msg, tv, sizeof(tv)) == 0);
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return SRSLTE_SUCCESS;
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}
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// Test for max. TBS MAC PDU
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int mac_sch_pdu_pack_test5()
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{
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rlc_dummy rlc;
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srslte::log_filter mac_log("MAC");
|
|
mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
mac_log.set_hex_limit(32);
|
|
|
|
// write big SDU
|
|
rlc.write_sdu(2, 20000);
|
|
|
|
const uint32_t pdu_size = SRSLTE_MAX_TBSIZE_BITS / 8; // Max. DL allocation for a single TB using 256 QAM
|
|
srslte::sch_pdu pdu(10, &mac_log);
|
|
|
|
byte_buffer_t buffer;
|
|
pdu.init_tx(&buffer, pdu_size, true);
|
|
|
|
TESTASSERT(pdu.rem_size() == pdu_size);
|
|
TESTASSERT(pdu.get_pdu_len() == pdu_size);
|
|
TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
|
|
TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
|
|
|
|
// Try to add SDU
|
|
TESTASSERT(pdu.new_subh());
|
|
TESTASSERT(pdu.get()->set_sdu(2, pdu_size - 1, &rlc) != 0);
|
|
|
|
// write PDU
|
|
pdu.write_packet(&mac_log);
|
|
|
|
// make sure full PDU has been written
|
|
TESTASSERT(buffer.N_bytes == pdu_size);
|
|
|
|
// log
|
|
mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
|
|
#endif
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|
|
|
|
// Test for BSR CE
|
|
int mac_sch_pdu_pack_test6()
|
|
{
|
|
srslte::log_filter mac_log("MAC");
|
|
mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
mac_log.set_hex_limit(32);
|
|
|
|
const uint32_t pdu_size = 8;
|
|
srslte::sch_pdu pdu(10, &mac_log);
|
|
|
|
uint8_t tv[pdu_size] = {0x3e, 0x1f, 0x01, 0xfa, 0x7f, 0x00, 0x00, 0x00};
|
|
|
|
byte_buffer_t buffer;
|
|
pdu.init_tx(&buffer, pdu_size, true);
|
|
|
|
TESTASSERT(pdu.rem_size() == pdu_size);
|
|
TESTASSERT(pdu.get_pdu_len() == pdu_size);
|
|
TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
|
|
TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
|
|
|
|
// Try to Long BSR CE
|
|
uint32_t buff_size[4] = {0, 1000, 5000, 19200000};
|
|
TESTASSERT(pdu.new_subh());
|
|
TESTASSERT(pdu.get()->set_bsr(buff_size, srslte::sch_subh::LONG_BSR));
|
|
|
|
// write PDU
|
|
pdu.write_packet(&mac_log);
|
|
|
|
// compare with tv
|
|
TESTASSERT(memcmp(buffer.msg, tv, buffer.N_bytes) == 0);
|
|
|
|
// log
|
|
mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
|
|
#endif
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|
|
|
|
// Test for short MAC PDU containing padding only
|
|
int mac_sch_pdu_pack_test7()
|
|
{
|
|
srslte::log_filter mac_log("MAC");
|
|
mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
mac_log.set_hex_limit(32);
|
|
|
|
rlc_dummy rlc;
|
|
rlc.write_sdu(1, 8);
|
|
|
|
const uint32_t pdu_size = 2;
|
|
srslte::sch_pdu pdu(10, &mac_log);
|
|
|
|
uint8_t tv[pdu_size] = {0x1f, 0x1f};
|
|
|
|
byte_buffer_t buffer;
|
|
pdu.init_tx(&buffer, pdu_size, true);
|
|
|
|
TESTASSERT(pdu.rem_size() == pdu_size);
|
|
TESTASSERT(pdu.get_pdu_len() == pdu_size);
|
|
TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
|
|
TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
|
|
|
|
// Try to add SDU, subheader is ok
|
|
TESTASSERT(pdu.new_subh());
|
|
|
|
// adding SDU fails
|
|
TESTASSERT(pdu.get()->set_sdu(2, 8, &rlc) == SRSLTE_ERROR);
|
|
|
|
// remove subheader again
|
|
pdu.del_subh();
|
|
|
|
// write PDU
|
|
pdu.write_packet(&mac_log);
|
|
|
|
// compare with tv
|
|
TESTASSERT(memcmp(buffer.msg, tv, buffer.N_bytes) == 0);
|
|
|
|
// log
|
|
mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
|
|
#endif
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|
|
|
|
// Test for checking error cases
|
|
int mac_sch_pdu_pack_error_test()
|
|
{
|
|
srslte::log_filter rlc_log("RLC");
|
|
rlc_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
rlc_log.set_hex_limit(100000);
|
|
|
|
rlc_dummy rlc;
|
|
|
|
srslte::log_filter mac_log("MAC");
|
|
mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
mac_log.set_hex_limit(100000);
|
|
|
|
// create RLC SDUs
|
|
rlc.write_sdu(1, 8);
|
|
|
|
const uint32_t pdu_size = 150;
|
|
srslte::sch_pdu pdu(10, &mac_log);
|
|
|
|
byte_buffer_t buffer;
|
|
pdu.init_tx(&buffer, pdu_size, true);
|
|
|
|
TESTASSERT(pdu.rem_size() == pdu_size);
|
|
TESTASSERT(pdu.get_pdu_len() == pdu_size);
|
|
TESTASSERT(pdu.get_sdu_space() == pdu_size - 1);
|
|
TESTASSERT(pdu.get_current_sdu_ptr() == buffer.msg);
|
|
|
|
// set msg pointer almost to end of byte buffer
|
|
int buffer_space = buffer.get_tailroom();
|
|
buffer.msg += buffer_space - 2;
|
|
|
|
// subheader can be added
|
|
TESTASSERT(pdu.new_subh());
|
|
|
|
// adding SDU fails
|
|
TESTASSERT(pdu.get()->set_sdu(1, 8, &rlc) == SRSLTE_ERROR);
|
|
|
|
// writing PDU fails
|
|
TESTASSERT(pdu.write_packet(&mac_log) == nullptr);
|
|
|
|
// reset buffer
|
|
buffer.clear();
|
|
|
|
// write SDU again
|
|
TESTASSERT(pdu.get() != nullptr);
|
|
TESTASSERT(pdu.get()->set_sdu(1, 100, &rlc) == 8); // only 8 bytes in RLC buffer
|
|
|
|
// writing PDU fails
|
|
TESTASSERT(pdu.write_packet(&mac_log));
|
|
|
|
// log
|
|
mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n", buffer.N_bytes);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
|
|
#endif
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|
|
|
|
int mac_mch_pdu_pack_test1() {
|
|
static uint8_t tv[] = {0x3e, 0x02, 0x20, 0x05, 0x21, 0x0a, 0x1f, 0x0f,
|
|
0xff, 0x01, 0x02, 0x03, 0x04, 0x05, 0x02, 0x04,
|
|
0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 0x12, 0x14,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
|
srslte::log_filter mac_log("MAC");
|
|
mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
mac_log.set_hex_limit(100000);
|
|
|
|
const uint32_t pdu_size = 30;
|
|
srslte::mch_pdu mch_pdu(10, &mac_log);
|
|
byte_buffer_t buffer;
|
|
mch_pdu.init_tx(&buffer, pdu_size, true);
|
|
|
|
TESTASSERT(mch_pdu.rem_size() == pdu_size);
|
|
TESTASSERT(mch_pdu.get_pdu_len() == pdu_size);
|
|
TESTASSERT(mch_pdu.get_sdu_space() == pdu_size - 1);
|
|
TESTASSERT(mch_pdu.get_current_sdu_ptr() == buffer.msg);
|
|
// Add first subheader and SDU
|
|
TESTASSERT(mch_pdu.new_subh());
|
|
TESTASSERT(mch_pdu.get()->set_next_mch_sched_info(1, 0));
|
|
|
|
// Add second SCH
|
|
TESTASSERT(mch_pdu.new_subh());
|
|
uint8_t sdu[5] = {1, 2, 3, 4, 5};
|
|
TESTASSERT(mch_pdu.get()->set_sdu(0, 5, sdu) == 5);
|
|
|
|
TESTASSERT(mch_pdu.new_subh());
|
|
uint8_t sdu1[10] = {2, 4, 6, 8, 10, 12, 14, 16, 18, 20};
|
|
mch_pdu.get()->set_sdu(1, 10, sdu1);
|
|
|
|
// write PDU
|
|
TESTASSERT(mch_pdu.write_packet(&mac_log) == buffer.msg);
|
|
|
|
// log
|
|
mac_log.info_hex(buffer.msg, buffer.N_bytes, "MAC PDU (%d B):\n",
|
|
buffer.N_bytes);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(buffer.msg, buffer.N_bytes, 0x1001, true, 1);
|
|
#endif
|
|
|
|
// compare with TV
|
|
TESTASSERT(memcmp(buffer.msg, tv, buffer.N_bytes) == 0);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(tv, sizeof(tv), 0x1001, true, 1);
|
|
#endif
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|
|
|
|
// Parsing a corrupted MAC PDU and making sure the PDU is reset and not further processed
|
|
int mac_sch_pdu_unpack_test1()
|
|
{
|
|
static uint8_t tv[] = {0x3f, 0x3f, 0x21, 0x3f, 0x03, 0x00, 0x04, 0x00, 0x04};
|
|
|
|
srslte::log_filter mac_log("MAC");
|
|
mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
mac_log.set_hex_limit(100000);
|
|
|
|
srslte::sch_pdu pdu(10, &mac_log);
|
|
pdu.init_rx(sizeof(tv), false);
|
|
pdu.parse_packet(tv);
|
|
|
|
// make sure this PDU is reset and will not be further processed
|
|
TESTASSERT(pdu.nof_subh() == 0);
|
|
TESTASSERT(pdu.next() == false);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(tv, sizeof(tv), 0x1001, true, 1);
|
|
#endif
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|
|
|
|
// Parsing a (corrupted) MAC PDU that only contains padding
|
|
int mac_sch_pdu_unpack_test2()
|
|
{
|
|
static uint8_t tv[] = {0x3f, 0x3f};
|
|
|
|
srslte::log_filter mac_log("MAC");
|
|
mac_log.set_level(srslte::LOG_LEVEL_DEBUG);
|
|
mac_log.set_hex_limit(100000);
|
|
|
|
srslte::sch_pdu pdu(20, &mac_log);
|
|
pdu.init_rx(sizeof(tv), false);
|
|
pdu.parse_packet(tv);
|
|
|
|
// make sure this PDU is reset and will not be further processed
|
|
TESTASSERT(pdu.nof_subh() == 0);
|
|
TESTASSERT(pdu.next() == false);
|
|
|
|
#if HAVE_PCAP
|
|
pcap_handle->write_ul_crnti(tv, sizeof(tv), 0x1001, true, 1);
|
|
#endif
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
#if HAVE_PCAP
|
|
pcap_handle = std::unique_ptr<srslte::mac_pcap>(new srslte::mac_pcap());
|
|
pcap_handle->open("mac_pdu_test.pcap");
|
|
#endif
|
|
|
|
if (mac_rar_pdu_unpack_test1()) {
|
|
fprintf(stderr, "mac_rar_pdu_unpack_test1 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_rar_pdu_unpack_test2()) {
|
|
fprintf(stderr, "mac_rar_pdu_unpack_test2 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_rar_pdu_pack_test1()) {
|
|
fprintf(stderr, "mac_rar_pdu_pack_test1 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_rar_pdu_pack_test2()) {
|
|
fprintf(stderr, "mac_rar_pdu_pack_test2 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_test1()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_test1 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_test2()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_test2 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_test3()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_test3 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_test4()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_test4 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_test5()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_test5 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_test6()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_test6 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_test7()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_test7 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_pack_error_test()) {
|
|
fprintf(stderr, "mac_sch_pdu_pack_error_test failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_mch_pdu_pack_test1()) {
|
|
fprintf(stderr, "mac_mch_pdu_pack_test1 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_unpack_test1()) {
|
|
fprintf(stderr, "mac_sch_pdu_unpack_test1 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
if (mac_sch_pdu_unpack_test2()) {
|
|
fprintf(stderr, "mac_sch_pdu_unpack_test2 failed.\n");
|
|
return SRSLTE_ERROR;
|
|
}
|
|
|
|
return SRSLTE_SUCCESS;
|
|
}
|