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C++

/*
* Copyright 2013-2019 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsLTE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSLTE_INTERFACES_COMMON_H
#define SRSLTE_INTERFACES_COMMON_H
#include "srslte/common/timers.h"
#include "srslte/common/security.h"
#include <string>
namespace srslte {
typedef struct {
std::string phy_level;
std::string phy_lib_level;
int phy_hex_limit;
} phy_log_args_t;
// RF/radio args
typedef struct {
std::string type;
std::string log_level;
float dl_freq;
float ul_freq;
float freq_offset;
float rx_gain;
float tx_gain;
float tx_max_power;
float tx_gain_offset;
float rx_gain_offset;
uint32_t nof_radios;
uint32_t nof_rf_channels; // Number of RF channels per radio
uint32_t nof_rx_ant; // Number of RF channels for MIMO
uint32_t nof_tx_ports; // Number of Tx ports for MIMO
std::string device_name;
std::string device_args[SRSLTE_MAX_RADIOS];
std::string time_adv_nsamples;
std::string burst_preamble;
std::string continuous_tx;
} rf_args_t;
class srslte_gw_config_t
{
public:
srslte_gw_config_t(uint32_t lcid_ = 0)
:lcid(lcid_)
{}
uint32_t lcid;
};
const uint8_t PDCP_SN_LEN_5 = 5;
const uint8_t PDCP_SN_LEN_7 = 7;
const uint8_t PDCP_SN_LEN_12 = 12;
const uint8_t PDCP_SN_LEN_18 = 18;
typedef enum { PDCP_RB_IS_SRB, PDCP_RB_IS_DRB } pdcp_rb_type_t;
class pdcp_config_t
{
public:
pdcp_config_t(uint8_t bearer_id_,
pdcp_rb_type_t rb_type_,
security_direction_t tx_direction_,
security_direction_t rx_direction_,
uint8_t sn_len_) :
bearer_id(bearer_id_),
rb_type(rb_type_),
tx_direction(tx_direction_),
rx_direction(rx_direction_),
sn_len(sn_len_)
{
hdr_len_bytes = ceil((float)sn_len / 8);
}
uint8_t bearer_id = 1;
pdcp_rb_type_t rb_type = PDCP_RB_IS_DRB;
security_direction_t tx_direction = SECURITY_DIRECTION_DOWNLINK;
security_direction_t rx_direction = SECURITY_DIRECTION_UPLINK;
uint8_t sn_len = PDCP_SN_LEN_12;
uint8_t hdr_len_bytes = 2;
// TODO: Support the following configurations
// bool do_rohc;
};
class mac_interface_timers
{
public:
/* Timer services with ms resolution.
* timer_id must be lower than MAC_NOF_UPPER_TIMERS
*/
virtual timers::timer* timer_get(uint32_t timer_id) = 0;
virtual void timer_release_id(uint32_t timer_id) = 0;
virtual uint32_t timer_get_unique_id() = 0;
};
class read_pdu_interface
{
public:
virtual int read_pdu(uint32_t lcid, uint8_t *payload, uint32_t requested_bytes) = 0;
};
}
#endif // SRSLTE_INTERFACES_COMMON_H