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85 lines
2.8 KiB
C++
85 lines
2.8 KiB
C++
/**
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* Copyright 2013-2021 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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#ifndef SRSUE_USIM_H
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#define SRSUE_USIM_H
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#include "srslte/common/common.h"
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#include "srslte/common/log.h"
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#include "srslte/common/security.h"
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#include "srslte/interfaces/ue_interfaces.h"
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#include "usim_base.h"
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#include <string>
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namespace srsue {
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class usim : public usim_base
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{
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public:
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explicit usim(srslog::basic_logger& logger);
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int init(usim_args_t* args);
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void stop();
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// NAS interface
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auth_result_t generate_authentication_response(uint8_t* rand,
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uint8_t* autn_enb,
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uint16_t mcc,
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uint16_t mnc,
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uint8_t* res,
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int* res_len,
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uint8_t* k_asme);
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private:
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auth_result_t gen_auth_res_milenage(uint8_t* rand,
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uint8_t* autn_enb,
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uint16_t mcc,
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uint16_t mnc,
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uint8_t* res,
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int* res_len,
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uint8_t* k_asme);
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auth_result_t gen_auth_res_xor(uint8_t* rand,
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uint8_t* autn_enb,
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uint16_t mcc,
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uint16_t mnc,
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uint8_t* res,
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int* res_len,
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uint8_t* k_asme);
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// Helpers
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virtual std::string get_mnc_str(const uint8_t* imsi_vec, std::string mcc_str) final;
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void str_to_hex(std::string str, uint8_t* hex);
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// User data
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auth_algo_t auth_algo = auth_algo_milenage;
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uint8_t amf[2] = {}; // 3GPP 33.102 v10.0.0 Annex H
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uint8_t op[16] = {};
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uint8_t opc[16] = {};
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uint8_t k[16] = {};
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// Security variables
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uint8_t mac[8] = {};
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uint8_t autn[16] = {};
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};
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} // namespace srsue
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#endif // SRSUE_USIM_H
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