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110 lines
2.8 KiB
C++
110 lines
2.8 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2015 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of the srsUE library.
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*
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* srsUE 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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* srsUE 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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#ifndef SRSUE_GW_H
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#define SRSUE_GW_H
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#include "srslte/common/buffer_pool.h"
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#include "srslte/common/log.h"
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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/interfaces/ue_interfaces.h"
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#include "srslte/common/threads.h"
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#include "gw_metrics.h"
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#include <linux/if.h>
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namespace srsue {
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class gw
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:public gw_interface_pdcp
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,public gw_interface_nas
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,public gw_interface_rrc
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,public thread
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{
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public:
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gw();
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void init(pdcp_interface_gw *pdcp_, nas_interface_gw *nas_, srslte::log *gw_log_, srslte::srslte_gw_config_t);
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void stop();
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void get_metrics(gw_metrics_t &m);
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void set_netmask(std::string netmask);
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void set_tundevname(const std::string & devname);
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// PDCP interface
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void write_pdu(uint32_t lcid, srslte::byte_buffer_t *pdu);
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void write_pdu_mch(uint32_t lcid, srslte::byte_buffer_t *pdu);
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// NAS interface
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srslte::error_t setup_if_addr(uint32_t ip_addr, char *err_str);
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// RRC interface
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void add_mch_port(uint32_t lcid, uint32_t port);
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private:
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bool default_netmask;
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std::string netmask;
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std::string tundevname;
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static const int GW_THREAD_PRIO = 7;
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pdcp_interface_gw *pdcp;
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nas_interface_gw *nas;
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srslte::byte_buffer_pool *pool;
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srslte::log *gw_log;
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srslte::srslte_gw_config_t cfg;
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bool running;
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bool run_enable;
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int32 tun_fd;
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struct ifreq ifr;
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int32 sock;
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bool if_up;
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uint32_t current_ip_addr;
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long ul_tput_bytes;
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long dl_tput_bytes;
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struct timeval metrics_time[3];
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void run_thread();
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srslte::error_t init_if(char *err_str);
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// MBSFN
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int mbsfn_sock_fd; // Sink UDP socket file descriptor
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struct sockaddr_in mbsfn_sock_addr; // Target address
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uint32_t mbsfn_ports[SRSLTE_N_MCH_LCIDS]; // Target ports for MBSFN data
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};
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} // namespace srsue
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#endif // SRSUE_GW_H
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