interface/pldm_interface.hpp

/**
 * The pldmSend and pldmRecv are derived from the upstream implementation of
 * send and recv With an extra network id parameter
 */
#pragma once

#ifndef BMC_PLDM_HPP
#define BMC_PLDM_HPP

#include "libpldm/base.h"
#include "libpldm/pldm.h"
#include "mctp.h"

class PldmInterface
{
  public:
    PldmInterface() = default;
    ~PldmInterface() = default;

    /**
     * @brief Sends the PLDM message to a specific network and eid
     *
     * @param[in] eid - Destination Eid
     * @param[in] networkId - Network id for the device
     * @param[in] mctpFd - Socket address
     * @param[in] pldmReqMsg - Pointer to the request message
     * @param[in] reqMsgLen - Length of the request message
     *
     * @return pldm_requester_rc_t
     */
    virtual pldm_requester_rc_t pldmSendAtNetwork(mctp_eid_t eid, int networkId,
                                                  int mctpFd,
                                                  const uint8_t* pldmReqMsg,
                                                  size_t reqMsgLen);

    /**
     * @brief Receives the PLDM message from a specific network and eid
     *
     * @param[in] eid - Destination Eid
     * @param[in] networkId - Network id for the device
     * @param[in] mctpFd - Socket address
     * @param[in] instanceId - Instance id for the req/resp
     * @param[out] pldmRespMsg - Pointer to the response message
     * @param[out] respMsgLen - Length of the response message
     *
     * @return pldm_requester_rc_t
     */
    virtual pldm_requester_rc_t pldmRecvAtNetwork(mctp_eid_t eid, int networkId,
                                                  int mctpFd,
                                                  uint8_t instanceId,
                                                  uint8_t** pldmRespMsg,
                                                  size_t* respMsgLen);

  private:
    pldm_requester_rc_t mctpRecvAtNetwork(mctp_eid_t eid, int mctpFd,
                                          uint8_t** pldmRespMsg,
                                          size_t* respMsgLen, int networkId);

    pldm_requester_rc_t recvAtNetwork(mctp_eid_t eid, int mctpFd,
                                      uint8_t** pldmRespMsg, size_t* respMsgLen,
                                      int networkId);
};

#endif // BMC_PLDM_HPP