dm_uds_message.h

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/* Diagnostic Client library
 * Copyright (C) 2024  Avijit Dey
 * 
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
#ifndef DIAGNOSTIC_CLIENT_LIB_APPL_SRC_DCM_SERVICE_DM_UDS_MESSAGE_H
#define DIAGNOSTIC_CLIENT_LIB_APPL_SRC_DCM_SERVICE_DM_UDS_MESSAGE_H
/* includes */
#include "diag-client/diagnostic_client_uds_message_type.h"
#include "diag-client/diagnostic_client_vehicle_info_message_type.h"
#include "uds_transport/uds_message.h"
 
namespace diag {
namespace client {
namespace uds_message {
 
class DmUdsMessage final : public uds_transport::UdsMessage {
 public:
  // ctor
  DmUdsMessage(Address sa, Address ta, IpAddress host_ip_address,
               uds_transport::ByteVector &payload);
 
  // dtor
  ~DmUdsMessage() noexcept override = default;
 
 private:
  // SA
  Address source_address_;
 
  // TA
  Address target_address_;
 
  // TA type
  TargetAddressType target_address_type_;
 
  // Host Ip Address
  std::string host_ip_address_;
 
  // store only UDS payload to be sent
  uds_transport::ByteVector &uds_payload_;
 
  // add new metaInfo to this message.
  void AddMetaInfo(std::shared_ptr<const MetaInfoMap>) override {
    // Todo [Add meta info information]
  }
 
  // Get the UDS message data starting with the SID (A_Data as per ISO)
  const uds_transport::ByteVector &GetPayload() const override { return uds_payload_; }
 
  // return the underlying buffer for write access
  uds_transport::ByteVector &GetPayload() override { return uds_payload_; }
 
  // Get the source address of the uds message.
  Address GetSa() const noexcept override { return source_address_; }
 
  // Get the target address of the uds message.
  Address GetTa() const noexcept override { return target_address_; }
 
  // Get the target address type (phys/func) of the uds message.
  TargetAddressType GetTaType() const noexcept override { return target_address_type_; }
 
  // Get Host Ip address
  IpAddress GetHostIpAddress() const noexcept override { return host_ip_address_; }
 
  // Get Host port number
  PortNumber GetHostPortNumber() const noexcept override { return 13400U; }
};
 
class DmUdsResponse final : public UdsMessage {
 public:
  explicit DmUdsResponse(ByteVector &payload);
 
  ~DmUdsResponse() noexcept override = default;
 
 private:
  // store only UDS payload to be sent
  ByteVector &uds_payload_;
  // Host Ip Address
  IpAddress host_ip_address_;
 
  // Get the UDS message data starting with the SID (A_Data as per ISO)
  const ByteVector &GetPayload() const override { return uds_payload_; }
 
  // return the underlying buffer for write access
  ByteVector &GetPayload() override { return uds_payload_; }
 
  // Get Host Ip address
  IpAddress GetHostIpAddress() const noexcept override { return host_ip_address_; }
};
 
}  // namespace uds_message
}  // namespace client
}  // namespace diag
#endif  // DIAGNOSTIC_CLIENT_LIB_APPL_SRC_DCM_SERVICE_DM_UDS_MESSAGE_H