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172 lines
6.4 KiB
C++
172 lines
6.4 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/asn1/liblte_mme.h"
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#include "srslte/common/log_filter.h"
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#include "srsue/hdr/stack/upper/tft_packet_filter.h"
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#include <iostream>
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#include <memory>
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#include <srslte/common/buffer_pool.h>
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#include <srslte/common/int_helpers.h>
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#include <srslte/srslte.h>
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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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using namespace srsue;
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using namespace srslte;
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// IP test message 1
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// Protocol UDP
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// Source port 2222, Destination port 2001
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uint8_t ip_tst_message1[] = {
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0x45, 0x00, 0x00, 0x5c, 0x22, 0xa1, 0x40, 0x00, 0x40, 0x11, 0x19, 0xee, 0x7f, 0x00, 0x00, 0x01, 0x7f, 0x00, 0x00,
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0x01, 0x08, 0xae, 0x07, 0xd1, 0x00, 0x48, 0xfe, 0x5b, 0xd8, 0xf8, 0xd5, 0x4d, 0x9a, 0x9d, 0x26, 0xc7, 0xbd, 0xb4,
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0xcc, 0x90, 0xe0, 0x21, 0x0b, 0x07, 0x74, 0x00, 0xcb, 0x2b, 0xf8, 0x09, 0xa1, 0x55, 0xa8, 0xf8, 0xfc, 0x93, 0xee,
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0x4c, 0x67, 0x60, 0xb6, 0xa0, 0x1c, 0x79, 0x29, 0x45, 0x59, 0x96, 0xe6, 0x9b, 0x70, 0xc7, 0x34, 0xb0, 0x2f, 0xf5,
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0x0e, 0x0f, 0xcb, 0x45, 0xf1, 0xae, 0x97, 0x46, 0x0c, 0xbe, 0x9f, 0xd7, 0xfa, 0xe5, 0xec, 0x99};
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uint32_t ip_message_len1 = sizeof(ip_tst_message1);
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// IP test message 2
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// Protocol UDP
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// Source port 8000, Destination Port 2001
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uint8_t ip_tst_message2[] = {
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0x45, 0x00, 0x00, 0x5c, 0x1c, 0x0e, 0x40, 0x00, 0x40, 0x11, 0x20, 0x81, 0x7f, 0x00, 0x00, 0x01, 0x7f, 0x00, 0x00,
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0x01, 0x1f, 0x40, 0x07, 0xd1, 0x00, 0x48, 0xfe, 0x5b, 0xb8, 0x1a, 0x56, 0x0d, 0xd2, 0xa3, 0xf9, 0x11, 0xd5, 0x56,
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0xb6, 0x95, 0x60, 0x07, 0x2d, 0x95, 0xe2, 0x53, 0x6b, 0x8f, 0x90, 0xb5, 0x48, 0xd1, 0x71, 0x24, 0xe8, 0x6e, 0x2d,
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0x56, 0xec, 0xf1, 0xe5, 0x85, 0xa5, 0x79, 0xc6, 0x5c, 0x90, 0xd6, 0x72, 0x87, 0x20, 0x99, 0x94, 0xfa, 0x82, 0x0d,
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0x2a, 0x2c, 0xdf, 0x02, 0x60, 0xef, 0x80, 0x07, 0xe6, 0xe1, 0xef, 0x4f, 0x40, 0x9a, 0x0a, 0xbc};
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uint32_t ip_message_len2 = sizeof(ip_tst_message2);
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int tft_filter_test_single_local_port()
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{
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srslte::log_filter log1("TFT");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(128);
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srslte::byte_buffer_pool *pool = srslte::byte_buffer_pool::get_instance();
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srslte::unique_byte_buffer_t ip_msg1, ip_msg2;
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ip_msg1 = allocate_unique_buffer(*pool);
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ip_msg2 = allocate_unique_buffer(*pool);
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// Filter length: 3 bytes
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// Filter type: Single local port
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// Local port: 2222
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uint8_t filter_message[3];
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filter_message[0] = SINGLE_LOCAL_PORT_TYPE;
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srslte::uint16_to_uint8(2222, &filter_message[1]);
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// Set IP test message
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ip_msg1->N_bytes = ip_message_len1;
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memcpy(ip_msg1->msg, ip_tst_message1, ip_message_len1);
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log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IP test message\n");
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// Set IP test message
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ip_msg2->N_bytes = ip_message_len2;
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memcpy(ip_msg2->msg, ip_tst_message2, ip_message_len1);
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log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IP test message\n");
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// Packet filter
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LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter;
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packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL;
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packet_filter.id = 1;
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packet_filter.eval_precedence = 0;
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packet_filter.filter_size = 3;
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memcpy(packet_filter.filter, filter_message, 3);
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srsue::tft_packet_filter_t filter(packet_filter);
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// Check filter
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TESTASSERT(filter.match(ip_msg1));
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TESTASSERT(!filter.match(ip_msg2));
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printf("Test NAS Activate Dedicated EPS Bearer Context Request successfull\n");
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return 0;
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}
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int tft_filter_test_single_remote_port()
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{
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srslte::log_filter log1("TFT");
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log1.set_level(srslte::LOG_LEVEL_DEBUG);
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log1.set_hex_limit(128);
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srslte::byte_buffer_pool *pool = srslte::byte_buffer_pool::get_instance();
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srslte::unique_byte_buffer_t ip_msg1, ip_msg2;
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ip_msg1 = allocate_unique_buffer(*pool);
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ip_msg2 = allocate_unique_buffer(*pool);
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// Filter length: 3 bytes
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// Filter type: Single local port
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// Local port: 2222
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uint8_t filter_message[3];
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filter_message[0] = SINGLE_REMOTE_PORT_TYPE;
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srslte::uint16_to_uint8(2001, &filter_message[1]);
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// Set IP test message
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ip_msg1->N_bytes = ip_message_len1;
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memcpy(ip_msg1->msg, ip_tst_message1, ip_message_len1);
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log1.info_hex(ip_msg1->msg, ip_msg1->N_bytes, "IP test message\n");
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// Set IP test message
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ip_msg2->N_bytes = ip_message_len2;
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memcpy(ip_msg2->msg, ip_tst_message2, ip_message_len1);
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log1.info_hex(ip_msg2->msg, ip_msg2->N_bytes, "IP test message\n");
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// Packet filter
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LIBLTE_MME_PACKET_FILTER_STRUCT packet_filter;
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packet_filter.dir = LIBLTE_MME_TFT_PACKET_FILTER_DIRECTION_BIDIRECTIONAL;
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packet_filter.id = 1;
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packet_filter.eval_precedence = 0;
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packet_filter.filter_size = 3;
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memcpy(packet_filter.filter, filter_message, 3);
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srsue::tft_packet_filter_t filter(packet_filter);
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// Check filter
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TESTASSERT(filter.match(ip_msg1));
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TESTASSERT(!filter.match(ip_msg2));
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printf("Test NAS Activate Dedicated EPS Bearer Context Request successfull\n");
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return 0;
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}
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int main(int argc, char **argv)
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{
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srslte::byte_buffer_pool::get_instance();
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if (tft_filter_test_single_local_port()) {
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return -1;
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}
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if (tft_filter_test_single_remote_port()) {
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return -1;
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}
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srslte::byte_buffer_pool::cleanup();
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}
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