blob: 1f1cc96f77cd79248210227c1bef92b497a72a2f [file] [log] [blame]
#pragma once
#include "common/instance_id.hpp"
#include "xyz/openbmc_project/Common/error.hpp"
#include "xyz/openbmc_project/PLDM/Requester/server.hpp"
#include <sdbusplus/bus.hpp>
#include <sdbusplus/server/object.hpp>
#include <map>
namespace pldm
{
namespace dbus_api
{
using RequesterIntf = sdbusplus::server::object_t<
sdbusplus::xyz::openbmc_project::PLDM::server::Requester>;
/** @class Requester
* @brief OpenBMC PLDM.Requester implementation.
* @details A concrete implementation for the
* xyz.openbmc_project.PLDM.Requester DBus APIs.
*/
class Requester : public RequesterIntf
{
public:
Requester() = delete;
Requester(const Requester&) = delete;
Requester& operator=(const Requester&) = delete;
Requester(Requester&&) = delete;
Requester& operator=(Requester&&) = delete;
virtual ~Requester() = default;
/** @brief Constructor to put object onto bus at a dbus path.
* @param[in] bus - Bus to attach to.
* @param[in] path - Path to attach at.
* @param[in] db - The database to use for allocating instance IDs
* @note will throw TooManyResources() if there were no free instance IDs
* Throws std::system_category().default_error_condition if there is
* something wrong with the instance ID database.
*/
Requester(sdbusplus::bus_t& bus, const std::string& path,
InstanceIdDb& db) :
RequesterIntf(bus, path.c_str()), pldmInstanceIdDb(db) {};
/** @brief Implementation for RequesterIntf.GetInstanceId */
uint8_t getInstanceId(uint8_t eid) override
{
int id;
// Ideally we would be able to look up the TID for a given EID. We don't
// have that infrastructure in place yet. So use the EID value for the
// TID. This is an interim step towards the PLDM requester logic moving
// into libpldm, and eventually this won't be needed.
try
{
id = pldmInstanceIdDb.next(eid);
}
catch (const std::runtime_error& e)
{
throw sdbusplus::xyz::openbmc_project::Common::Error::
TooManyResources();
}
return id;
}
/** @brief Mark an instance id as unused
* @param[in] eid - MCTP eid to which this instance id belongs
* @param[in] instanceId - PLDM instance id to be freed
* @note will throw std::runtime_error if the instance ID was not
* previously allocated.
* Throws std::system_category().default_error_condition if there is
* something wrong with the instance ID database.
*/
void markFree(uint8_t eid, uint8_t instanceId)
{
pldmInstanceIdDb.free(eid, instanceId);
}
private:
InstanceIdDb& pldmInstanceIdDb;
};
} // namespace dbus_api
} // namespace pldm