Commit 8bdd6a89 authored by juvancic's avatar juvancic
Browse files

added security functions and modules + titan framework

parent ecb9cb9e

ccsrc/EncDec/NAS_EncDec.cc

+3 −3
Original line number Diff line number Diff line 


#include "NAS_EncdecDeclarations.hh"

#include "NAS_CommonTypeDefs.hh" 

#include "SMS_TypeDefs.hh" 

//#include "SMS_TypeDefs.hh" 



namespace NAS__EncdecDeclarations {
@@ -15,7 +15,7 @@ namespace NAS__EncdecDeclarations { 
  BITSTRING fx__enc__QoSParametersList(const NAS__CommonTypeDefs::QoSParametersList &p){return int2bit(0,0);}

  BITSTRING fx__enc__EPS__QualityOfService(const NAS__CommonTypeDefs::EPS__QualityOfService &p){return int2bit(0,0);}

  BITSTRING fx__enc__TrafficFlowTemplate(const NAS__CommonTypeDefs::TrafficFlowTemplate &p){return int2bit(0,0);}

  BITSTRING fx__enc__CP__PDU__Type(const SMS__TypeDefs::CP__PDU__Type &p){return int2bit(0,0);}

 // BITSTRING fx__enc__CP__PDU__Type(const SMS__TypeDefs::CP__PDU__Type &p){return int2bit(0,0);}



  /****************************************************

   * @desc    External function to decode a ... type
@@ -26,7 +26,7 @@ namespace NAS__EncdecDeclarations { 
  INTEGER fx__dec__QoSParametersList (BITSTRING &b, NAS__CommonTypeDefs::QoSParametersList &p) {return -1;}

  INTEGER fx__dec__EPS__QualityOfService (BITSTRING &b, NAS__CommonTypeDefs::EPS__QualityOfService &p) {return -1;}

  INTEGER fx__dec__TrafficFlowTemplate (BITSTRING &b, NAS__CommonTypeDefs::TrafficFlowTemplate &p) {return -1;}

  INTEGER fx__dec__CP__PDU__Type (BITSTRING &b, SMS__TypeDefs::CP__PDU__Type &p) {return -1;}

 // INTEGER fx__dec__CP__PDU__Type (BITSTRING &b, SMS__TypeDefs::CP__PDU__Type &p) {return -1;}





} // namespace NAS__EncdecDeclarations

ccsrc/Externals/NG_security_ext.cc

+10 −7
Original line number Diff line number Diff line
@@ -3,8 +3,9 @@ 
#include <iomanip>

#include <random>



#include "NG_SecurityDefinitionsAndExternalFunctions.hh"

#include "NR_RRC_ASN1_Definitions.hh"

//#include "NG_SecurityDefinitionsAndExternalFunctions.hh"

#include "NG_NAS_SecurityFunctions.hh"

//#include "NR_RRC_ASN1_Definitions.hh"

#include "CommonDefs.hh"



#include "base_time.hh"
@@ -13,7 +14,8 @@ 
//#include "xml_converters.hh"





namespace NG__SecurityDefinitionsAndExternalFunctions {

//namespace NG__SecurityDefinitionsAndExternalFunctions {

namespace NG__NAS__SecurityFunctions {



   /**

   * @desc    This external function ...
@@ -21,9 +23,9 @@ namespace NG__SecurityDefinitionsAndExternalFunctions { 
   * @see     fx_get...() return ...

   */



BITSTRING fx__NR__AsIntegrityAlgorithm(const OCTETSTRING &a, const NR__RRC__ASN1__Definitions::IntegrityProtAlgorithm& b, const BITSTRING &c, const OCTETSTRING &d, const BITSTRING &e, const INTEGER &f){

return int2bit(0, 0);

}

//BITSTRING fx__NR__AsIntegrityAlgorithm(const OCTETSTRING &a, const NR__RRC__ASN1__Definitions::IntegrityProtAlgorithm& b, const BITSTRING &c, const OCTETSTRING &d, const BITSTRING &e, const INTEGER &f){

//return int2bit(0, 0);

//}



OCTETSTRING fx__NG__NasIntegrityAlgorithm(const OCTETSTRING& p_EncodedNasPdu, const BITSTRING& p_IntegrityAlgorithm, const BITSTRING& p_KNASint, const OCTETSTRING& p_NasCount, const BITSTRING& p_BearerId, const INTEGER& p_Direction){

return int2oct(0, 0);
@@ -39,4 +41,5 @@ return int2oct(0, 0); 






} // namespace NG__SecurityDefinitionsAndExternalFunctions 
} // namespace NG__NAS__SecurityFunctions 

 // namespace NG__SecurityDefinitionsAndExternalFunctions

ccsrc/Framework/include/base_time.hh

0 → 100644
+73 −0
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/*!

 * \file      base_time.hh

 * \brief     Header file for base_time functionality.

 * \author    ETSI STF525

 * \copyright ETSI Copyright Notification

 *            No part may be reproduced except as authorized by written permission.

 *            The copyright and the foregoing restriction extend to reproduction in all media.

 *            All rights reserved.

 * \version   0.1

 */

#pragma once



#include <chrono>



/**

 * \class base_time

 * \brief This class provides time tools such as getting current time

 */

class base_time {

  const unsigned long long its_base_time_ms = 1072915200000L; //! Base time 01/01/2004 12:00am in millseconds



  unsigned long long leap_delay;



  static base_time *_instance;



private:

  base_time() : leap_delay{0} {}; //! Can not be created manually

public:

  static inline base_time &get_instance();



  virtual ~base_time() {

    if (_instance != nullptr)

      delete _instance;

  };



public:

  inline const unsigned long long get_current_time_ms() const;

  inline const unsigned long long get_its_base_time_ms() const;

  inline const unsigned long long get_its_current_time_ms() const;

  inline const unsigned long long get_its_current_time_us() const;

  inline const unsigned long long get_its_current_time_mod_ms() const;

  inline void                     set_leap_delay_us(const unsigned long long p_leap_delay);

  inline const unsigned long long get_leap_delay_us() const;

}; // End of class base_time



// static functions

base_time &base_time::get_instance() { return (_instance != nullptr) ? *_instance : *(_instance = new base_time()); }



const unsigned long long base_time::get_current_time_ms() const {

  return (leap_delay / 1000) + std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count();

}



const unsigned long long base_time::get_its_base_time_ms() const { return base_time::its_base_time_ms; }



const unsigned long long base_time::get_its_current_time_ms() const {

  return (leap_delay / 1000) + std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count() -

         base_time::its_base_time_ms;

}



const unsigned long long base_time::get_its_current_time_us() const {

  return leap_delay + std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::system_clock::now().time_since_epoch()).count() -

         base_time::its_base_time_ms * 1000;

}



const unsigned long long base_time::get_its_current_time_mod_ms() const {

  return ((leap_delay / 1000) + std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count() -

          base_time::its_base_time_ms) %

         65536;

}



void base_time::set_leap_delay_us(const unsigned long long p_leap_delay) { leap_delay = p_leap_delay; }



inline const unsigned long long base_time::get_leap_delay_us() const { return leap_delay; }

ccsrc/Framework/include/codec_factory.hh

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+45 −0
Original line number Diff line number Diff line 
/*!

 * \file      codec_factory.hh

 * \brief     Header file for ITS abstract protocol codec definition.

 * \author    ETSI STF525

 * \copyright ETSI Copyright Notification

 *            No part may be reproduced except as authorized by written permission.

 *            The copyright and the foregoing restriction extend to reproduction in all media.

 *            All rights reserved.

 * \version   0.1

 */

#pragma once



#include <algorithm>

#include <map>

#include <string>

#include <vector>



#include "codec_gen.hh"



class Record_Type; //! TITAN forward declaration



/*!

 * \class codec_factory

 * \brief  This class provides a factory class to create codec class instances

 * \abstract

 */

class codec_factory {

public: //! \publicsection

  /*!

   * \fn codec_factory();

   * \brief  Default constructor

   */

  codec_factory(){};

  /*!

   * \fn codec* create_codec(const std::string&  type, const std::string&  param);

   * \brief  Create the codecs stack based on the provided codecs stack description (cf. remark)

   * \param[in] p_type The provided codecs stack description

   * \param[in] p_params Optional parameters

   * \return 0 on success, -1 otherwise

   * \remark The description below introduces codecs stack in case of ITS project:

   *     HTTP(codecs=xml:held_codec;html:html_codec,json:json_codec)/TCP(debug=1,server=httpbin.org,port=80,use_ssl=0)

   * \pure

   */

  virtual codec_gen<Record_Type, Record_Type> *create_codec() = 0;

}; // End of class codec_factory

ccsrc/Framework/include/codec_gen.hh

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+61 −0
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/*!

 * \file      codec.hh

 * \brief     Header file for ITS abstract codec definition.

 * \author    ETSI STF525

 * \copyright ETSI Copyright Notification

 *            No part may be reproduced except as authorized by written permission.

 *            The copyright and the foregoing restriction extend to reproduction in all media.

 *            All rights reserved.

 * \version   0.1

 */

#pragma once



#include "params.hh"



class OCTETSTRING; //! Declare TITAN class

class CHARSTRING;  //! Declare TITAN class

class BITSTRING;   //! Declare TITAN class



/*!

 * \class codec

 * \brief  This class provides the interface for all ITS codecs, include UT and AC codecs

 * \abstract

 */

template <typename TPDUEnc, typename TPDUDec> class codec_gen {

protected:

  params *_params; //! Reference to params stack

                   // \todo Use smart pointer std::unique_ptr<params>



public: //! \publicsection

  /*!

   * \fn codec_gen();

   * \brief  Default constructor

   * \todo Remove logs

   */

  explicit codec_gen() : _params(nullptr){};

  /*!

   * \fn ~codec_gen();

   * \brief  Default destructor

   * \virtual

   * \todo Remove logs

   */

  virtual ~codec_gen(){};

  /*!

   * \fn int encode(const TPDUEnc& msg, OCTETSTRING& data);

   * \brief  Encode typed message into an octet string

   * \param[in] p_message The typed message to be encoded

   * \param[out] p_data The encoding result

   * \return 0 on success, -1 otherwise

   * \pure

   */

  virtual int encode(const TPDUEnc &p_message, OCTETSTRING &p_data) = 0;

  /*!

   * \fn int decode(const OCTETSTRING& p_, TPDUDec& p_message, params* p_params = NULL);

   * \brief  Encode typed message into an octet string format

   * \param[in] p_data The message in its octet string

   * \param[out] p_message The decoded typed message

   * \return 0 on success, -1 otherwise

   * \pure

   */

  virtual int decode(const OCTETSTRING &p_, TPDUDec &p_message, params *p_params = NULL) = 0;

}; // End of class codec_gen