You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

128 lines
5.0 KiB
C++

/**
*
* \section COPYRIGHT
*
* Copyright 2013-2020 Software Radio Systems Limited
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the distribution.
*
*/
#ifndef SRSLTE_MAC_PCAP_H
#define SRSLTE_MAC_PCAP_H
#include "srslte/common/block_queue.h"
#include "srslte/common/buffer_pool.h"
#include "srslte/common/common.h"
#include "srslte/common/pcap.h"
#include "srslte/common/threads.h"
#include "srslte/srslog/srslog.h"
#include <mutex>
#include <stdint.h>
#include <thread>
namespace srslte {
class mac_pcap : srslte::thread
{
public:
mac_pcap();
~mac_pcap();
void enable(bool enable);
uint32_t open(std::string filename, uint32_t ue_id = 0);
uint32_t close();
void set_ue_id(uint16_t ue_id);
// EUTRA
void
write_ul_crnti(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t crnti, uint32_t reTX, uint32_t tti, uint8_t cc_idx);
void write_dl_crnti(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t crnti, bool crc_ok, uint32_t tti, uint8_t cc_idx);
void write_dl_ranti(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t ranti, bool crc_ok, uint32_t tti, uint8_t cc_idx);
void write_ul_crnti(uint8_t* pdu,
uint32_t pdu_len_bytes,
uint16_t crnti,
uint16_t ue_id,
uint32_t reTX,
uint32_t tti,
uint8_t cc_idx);
void write_dl_crnti(uint8_t* pdu,
uint32_t pdu_len_bytes,
uint16_t crnti,
uint16_t ue_id,
bool crc_ok,
uint32_t tti,
uint8_t cc_idx);
// SI and BCH only for DL
void write_dl_sirnti(uint8_t* pdu, uint32_t pdu_len_bytes, bool crc_ok, uint32_t tti, uint8_t cc_idx);
void write_dl_bch(uint8_t* pdu, uint32_t pdu_len_bytes, bool crc_ok, uint32_t tti, uint8_t cc_idx);
void write_dl_pch(uint8_t* pdu, uint32_t pdu_len_bytes, bool crc_ok, uint32_t tti, uint8_t cc_idx);
void write_dl_mch(uint8_t* pdu, uint32_t pdu_len_bytes, bool crc_ok, uint32_t tti, uint8_t cc_idx);
void write_ul_rrc_pdu(const uint8_t* input, const int32_t input_len);
// Sidelink
void write_sl_crnti(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t rnti, uint32_t reTX, uint32_t tti, uint8_t cc_idx);
// NR
void write_dl_crnti_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t crnti, uint8_t harqid, uint32_t tti);
void write_ul_crnti_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t rnti, uint8_t harqid, uint32_t tti);
void write_dl_ra_rnti_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t rnti, uint8_t harqid, uint32_t tti);
void write_dl_bch_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t rnti, uint8_t harqid, uint32_t tti);
void write_dl_pch_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t rnti, uint8_t harqid, uint32_t tti);
void write_dl_si_rnti_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t rnti, uint8_t harqid, uint32_t tti);
// NR for enb with different ue_id
// clang-format off
void write_dl_crnti_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t crnti, uint16_t ue_id, uint8_t harqid, uint32_t tti);
void write_ul_crnti_nr(uint8_t* pdu, uint32_t pdu_len_bytes, uint16_t rnti, uint16_t ue_id, uint8_t harqid, uint32_t tti);
// clang-format on
private:
srslog::basic_logger& logger;
bool running = false;
uint32_t dlt = 0; // The DLT used for the PCAP file
std::string filename;
FILE* pcap_file = nullptr;
uint16_t ue_id = 0;
void pack_and_queue(uint8_t* payload,
uint32_t payload_len,
uint16_t ue_id,
uint32_t reTX,
bool crc_ok,
uint8_t cc_idx,
uint32_t tti,
uint16_t crnti_,
uint8_t direction,
uint8_t rnti_type);
void pack_and_queue_nr(uint8_t* payload,
uint32_t payload_len,
uint32_t tti,
uint16_t crnti,
uint16_t ue_id,
uint8_t harqid,
uint8_t direction,
uint8_t rnti_type);
typedef struct {
// Different PCAP context for both RATs
srslte::srslte_rat_t rat;
MAC_Context_Info_t context;
mac_nr_context_info_t context_nr;
unique_byte_buffer_t pdu;
} pcap_pdu_t;
block_queue<pcap_pdu_t> queue;
std::mutex mutex;
void write_pdu(pcap_pdu_t& pdu);
void run_thread() final;
};
} // namespace srslte
#endif // SRSLTE_MAC_PCAP_H