blob: 7622b1779fb88478cbb4da41ef47326494bb3283 [file] [log] [blame]
#pragma once
#include <libpldm/base.h>
#include <cassert>
#include <functional>
#include <map>
#include <vector>
namespace pldm
{
using Command = uint8_t;
namespace responder
{
using Response = std::vector<uint8_t>;
class CmdHandler;
using HandlerFunc =
std::function<Response(const pldm_msg* request, size_t reqMsgLen)>;
class CmdHandler
{
public:
virtual ~CmdHandler() = default;
/** @brief Invoke a PLDM command handler
*
* @param[in] pldmCommand - PLDM command code
* @param[in] request - PLDM request message
* @param[in] reqMsgLen - PLDM request message size
* @return PLDM response message
*/
Response handle(Command pldmCommand, const pldm_msg* request,
size_t reqMsgLen)
{
return handlers.at(pldmCommand)(request, reqMsgLen);
}
/** @brief Create a response message containing only cc
*
* @param[in] request - PLDM request message
* @param[in] cc - Completion Code
* @return PLDM response message
*/
static Response ccOnlyResponse(const pldm_msg* request, uint8_t cc)
{
Response response(sizeof(pldm_msg), 0);
auto ptr = reinterpret_cast<pldm_msg*>(response.data());
auto rc =
encode_cc_only_resp(request->hdr.instance_id, request->hdr.type,
request->hdr.command, cc, ptr);
assert(rc == PLDM_SUCCESS);
return response;
}
protected:
/** @brief map of PLDM command code to handler - to be populated by derived
* classes.
*/
std::map<Command, HandlerFunc> handlers;
};
} // namespace responder
} // namespace pldm