AuthenticationSecure.h

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//
// Copyright (c) 2023 SICK AG, Waldkirch
//
// SPDX-License-Identifier: Unlicense
 
#pragma once
#include <array>
 
#include "CoLaParameterReader.h"
#include "VisionaryControl.h"
 
namespace visionary {
enum ProtocolType
{
  UNKNOWN,
  SUL1,
  SUL2
};
struct ChallengeRequest
{
  std::array<std::uint8_t, 16> challenge;
  std::array<std::uint8_t, 16> salt;
};
 
typedef std::array<std::uint8_t, 32> PasswordHash;
typedef std::array<std::uint8_t, 32> ChallengeResponse;
 
class AuthenticationSecure : public IAuthentication
{
public:
  explicit AuthenticationSecure(VisionaryControl& vctrl);
  ~AuthenticationSecure() override;
 
  bool login(UserLevel userLevel, const std::string& password) override;
  bool logout() override;
 
private:
  VisionaryControl& m_VisionaryControl;
  ProtocolType      m_protocolType;
 
  PasswordHash      CreatePasswordHash(UserLevel               userLevel,
                                       const std::string&      password,
                                       const ChallengeRequest& challengeRequest,
                                       ProtocolType            protocolType);
  ChallengeResponse CreateChallengeResponse(UserLevel               userLevel,
                                            const std::string&      password,
                                            const ChallengeRequest& challengeRequest,
                                            ProtocolType            protocolType);
  bool              loginImpl(UserLevel                  userLevel,
                              const std::string&         password,
                              const CoLaParameterReader& getChallengeResponse,
                              ProtocolType               protocolType);
};
 
} // namespace visionary