blob: 6effc533837f5d1416fbc38b9015a5543ab03287 [file] [log] [blame]
#pragma once
#include "libpldmresponder/pdr_utils.hpp"
#include <libpldm/platform.h>
namespace pldm
{
namespace responder
{
namespace pdr_state_sensor
{
using Json = nlohmann::json;
static const Json empty{};
/** @brief Parse PDR JSON file and generate state sensor PDR structure
*
* @param[in] json - the JSON Object with the state sensor PDR
* @param[out] handler - the Parser of PLDM command handler
* @param[out] repo - pdr::RepoInterface
*
*/
template <class DBusInterface, class Handler>
void generateStateSensorPDR(const DBusInterface& dBusIntf, const Json& json,
Handler& handler, pdr_utils::RepoInterface& repo)
{
static const std::vector<Json> emptyList{};
auto entries = json.value("entries", emptyList);
for (const auto& e : entries)
{
size_t pdrSize = 0;
auto sensors = e.value("sensors", emptyList);
for (const auto& sensor : sensors)
{
auto set = sensor.value("set", empty);
auto statesSize = set.value("size", 0);
if (!statesSize)
{
std::cerr << "Malformed PDR JSON return "
"pdrEntry;- no state set "
"info, TYPE="
<< PLDM_STATE_SENSOR_PDR << "\n";
throw InternalFailure();
}
pdrSize += sizeof(state_sensor_possible_states) -
sizeof(bitfield8_t) + (sizeof(bitfield8_t) * statesSize);
}
pdrSize += sizeof(pldm_state_sensor_pdr) - sizeof(uint8_t);
std::vector<uint8_t> entry{};
entry.resize(pdrSize);
pldm_state_sensor_pdr* pdr =
reinterpret_cast<pldm_state_sensor_pdr*>(entry.data());
if (!pdr)
{
std::cerr << "Failed to get state sensor PDR.\n";
continue;
}
pdr->hdr.record_handle = 0;
pdr->hdr.version = 1;
pdr->hdr.type = PLDM_STATE_SENSOR_PDR;
pdr->hdr.record_change_num = 0;
pdr->hdr.length = pdrSize - sizeof(pldm_pdr_hdr);
HTOLE32(pdr->hdr.record_handle);
HTOLE16(pdr->hdr.record_change_num);
HTOLE16(pdr->hdr.length);
pdr->terminus_handle = TERMINUS_HANDLE;
pdr->sensor_id = handler.getNextSensorId();
try
{
std::string entity_path = e.value("entity_path", "");
auto& associatedEntityMap = handler.getAssociateEntityMap();
if (entity_path != "" && associatedEntityMap.find(entity_path) !=
associatedEntityMap.end())
{
pdr->entity_type =
associatedEntityMap.at(entity_path).entity_type;
pdr->entity_instance =
associatedEntityMap.at(entity_path).entity_instance_num;
pdr->container_id =
associatedEntityMap.at(entity_path).entity_container_id;
}
else
{
pdr->entity_type = e.value("type", 0);
pdr->entity_instance = e.value("instance", 0);
pdr->container_id = e.value("container", 0);
// do not create the PDR when the FRU or the entity path is not
// present
if (!pdr->entity_type)
{
std::cerr << "The entity path for the FRU is not present."
<< std::endl;
continue;
}
}
}
catch (const std::exception& ex)
{
pdr->entity_type = e.value("type", 0);
pdr->entity_instance = e.value("instance", 0);
pdr->container_id = e.value("container", 0);
}
pdr->sensor_init = PLDM_NO_INIT;
pdr->sensor_auxiliary_names_pdr = false;
if (sensors.size() > 8)
{
throw std::runtime_error("sensor size must be less than 8");
}
pdr->composite_sensor_count = sensors.size();
HTOLE16(pdr->terminus_handle);
HTOLE16(pdr->sensor_id);
HTOLE16(pdr->entity_type);
HTOLE16(pdr->entity_instance);
HTOLE16(pdr->container_id);
pldm::responder::pdr_utils::DbusMappings dbusMappings{};
pldm::responder::pdr_utils::DbusValMaps dbusValMaps{};
uint8_t* start =
entry.data() + sizeof(pldm_state_sensor_pdr) - sizeof(uint8_t);
for (const auto& sensor : sensors)
{
auto set = sensor.value("set", empty);
state_sensor_possible_states* possibleStates =
reinterpret_cast<state_sensor_possible_states*>(start);
possibleStates->state_set_id = set.value("id", 0);
HTOLE16(possibleStates->state_set_id);
possibleStates->possible_states_size = set.value("size", 0);
start += sizeof(possibleStates->state_set_id) +
sizeof(possibleStates->possible_states_size);
static const std::vector<uint8_t> emptyStates{};
pldm::responder::pdr_utils::PossibleValues stateValues;
auto states = set.value("states", emptyStates);
for (const auto& state : states)
{
auto index = state / 8;
auto bit = state - (index * 8);
bitfield8_t* bf = reinterpret_cast<bitfield8_t*>(start + index);
bf->byte |= 1 << bit;
stateValues.emplace_back(state);
}
start += possibleStates->possible_states_size;
auto dbusEntry = sensor.value("dbus", empty);
auto objectPath = dbusEntry.value("path", "");
auto interface = dbusEntry.value("interface", "");
auto propertyName = dbusEntry.value("property_name", "");
auto propertyType = dbusEntry.value("property_type", "");
pldm::responder::pdr_utils::StatestoDbusVal dbusIdToValMap{};
pldm::utils::DBusMapping dbusMapping{};
try
{
auto service =
dBusIntf.getService(objectPath.c_str(), interface.c_str());
dbusMapping = pldm::utils::DBusMapping{
objectPath, interface, propertyName, propertyType};
dbusIdToValMap = pldm::responder::pdr_utils::populateMapping(
propertyType, dbusEntry["property_values"], stateValues);
}
catch (const std::exception& e)
{
std::cerr << "D-Bus object path does not exist, sensor ID: "
<< pdr->sensor_id << "\n";
}
dbusMappings.emplace_back(std::move(dbusMapping));
dbusValMaps.emplace_back(std::move(dbusIdToValMap));
}
handler.addDbusObjMaps(
pdr->sensor_id,
std::make_tuple(std::move(dbusMappings), std::move(dbusValMaps)),
pldm::responder::pdr_utils::TypeId::PLDM_SENSOR_ID);
pldm::responder::pdr_utils::PdrEntry pdrEntry{};
pdrEntry.data = entry.data();
pdrEntry.size = pdrSize;
repo.addRecord(pdrEntry);
}
}
} // namespace pdr_state_sensor
} // namespace responder
} // namespace pldm