blob: 37d5c0011f4a5bec113c22775bb8cd6ab57d2e52 [file] [log] [blame]
#pragma once
#include "config.h"
#include "common/utils.hpp"
#include "libpldmresponder/pdr.hpp"
#include "pdr_utils.hpp"
#include "pldmd/handler.hpp"
#include <libpldm/platform.h>
#include <libpldm/states.h>
#include <math.h>
#include <stdint.h>
#include <map>
#include <optional>
namespace pldm
{
namespace responder
{
namespace platform_numeric_effecter
{
/** @brief Function to get the effecter value by PDR factor coefficient, etc.
* @param[in] pdr - The structure of pldm_numeric_effecter_value_pdr.
* @param[in] effecterValue - effecter value.
* @param[in] propertyType - type of the D-Bus property.
*
* @return - std::pair<int, std::optional<PropertyValue>> - rc:Success or
* failure, PropertyValue: The value to be set
*/
template <typename T>
std::pair<int, std::optional<pldm::utils::PropertyValue>>
getEffecterRawValue(const pldm_numeric_effecter_value_pdr* pdr,
T& effecterValue, std::string propertyType)
{
// X = Round [ (Y - B) / m ]
// refer to DSP0248_1.2.0 27.8
int rc = 0;
pldm::utils::PropertyValue value;
switch (pdr->effecter_data_size)
{
case PLDM_EFFECTER_DATA_SIZE_UINT8:
{
auto rawValue = static_cast<uint8_t>(
round(effecterValue - pdr->offset) / pdr->resolution);
if (pdr->min_settable.value_u8 < pdr->max_settable.value_u8 &&
(rawValue < pdr->min_settable.value_u8 ||
rawValue > pdr->max_settable.value_u8))
{
rc = PLDM_ERROR_INVALID_DATA;
}
value = rawValue;
if (propertyType == "uint64_t")
{
auto tempValue = std::get<uint8_t>(value);
value = static_cast<uint64_t>(tempValue);
}
else if (propertyType == "uint32_t")
{
auto tempValue = std::get<uint8_t>(value);
value = static_cast<uint32_t>(tempValue);
}
break;
}
case PLDM_EFFECTER_DATA_SIZE_SINT8:
{
auto rawValue = static_cast<int8_t>(
round(effecterValue - pdr->offset) / pdr->resolution);
if (pdr->min_settable.value_s8 < pdr->max_settable.value_s8 &&
(rawValue < pdr->min_settable.value_s8 ||
rawValue > pdr->max_settable.value_s8))
{
rc = PLDM_ERROR_INVALID_DATA;
}
value = rawValue;
break;
}
case PLDM_EFFECTER_DATA_SIZE_UINT16:
{
auto rawValue = static_cast<uint16_t>(
round(effecterValue - pdr->offset) / pdr->resolution);
if (pdr->min_settable.value_u16 < pdr->max_settable.value_u16 &&
(rawValue < pdr->min_settable.value_u16 ||
rawValue > pdr->max_settable.value_u16))
{
rc = PLDM_ERROR_INVALID_DATA;
}
value = rawValue;
if (propertyType == "uint64_t")
{
auto tempValue = std::get<uint16_t>(value);
value = static_cast<uint64_t>(tempValue);
}
else if (propertyType == "uint32_t")
{
auto tempValue = std::get<uint16_t>(value);
value = static_cast<uint32_t>(tempValue);
}
break;
}
case PLDM_EFFECTER_DATA_SIZE_SINT16:
{
auto rawValue = static_cast<int16_t>(
round(effecterValue - pdr->offset) / pdr->resolution);
if (pdr->min_settable.value_s16 < pdr->max_settable.value_s16 &&
(rawValue < pdr->min_settable.value_s16 ||
rawValue > pdr->max_settable.value_s16))
{
rc = PLDM_ERROR_INVALID_DATA;
}
value = rawValue;
if (propertyType == "uint64_t")
{
auto tempValue = std::get<int16_t>(value);
value = static_cast<uint64_t>(tempValue);
}
else if (propertyType == "uint32_t")
{
auto tempValue = std::get<int16_t>(value);
value = static_cast<uint32_t>(tempValue);
}
break;
}
case PLDM_EFFECTER_DATA_SIZE_UINT32:
{
auto rawValue = static_cast<uint32_t>(
round(effecterValue - pdr->offset) / pdr->resolution);
if (pdr->min_settable.value_u32 < pdr->max_settable.value_u32 &&
(rawValue < pdr->min_settable.value_u32 ||
rawValue > pdr->max_settable.value_u32))
{
rc = PLDM_ERROR_INVALID_DATA;
}
value = rawValue;
if (propertyType == "uint64_t")
{
auto tempValue = std::get<uint32_t>(value);
value = static_cast<uint64_t>(tempValue);
}
else if (propertyType == "uint32_t")
{
auto tempValue = std::get<uint32_t>(value);
value = static_cast<uint32_t>(tempValue);
}
break;
}
case PLDM_EFFECTER_DATA_SIZE_SINT32:
{
auto rawValue = static_cast<int32_t>(
round(effecterValue - pdr->offset) / pdr->resolution);
if (pdr->min_settable.value_s32 < pdr->max_settable.value_s32 &&
(rawValue < pdr->min_settable.value_s32 ||
rawValue > pdr->max_settable.value_s32))
{
rc = PLDM_ERROR_INVALID_DATA;
}
value = rawValue;
if (propertyType == "uint64_t")
{
auto tempValue = std::get<int32_t>(value);
value = static_cast<uint64_t>(tempValue);
}
else if (propertyType == "uint32_t")
{
auto tempValue = std::get<int32_t>(value);
value = static_cast<uint32_t>(tempValue);
}
break;
}
}
return {rc, std::make_optional(std::move(value))};
}
/** @brief Function to convert the D-Bus value by PDR factor and effecter value.
* @param[in] pdr - The structure of pldm_numeric_effecter_value_pdr.
* @param[in] effecterDataSize - effecter value size.
* @param[in,out] effecterValue - effecter value.
* @param[in] propertyType - type of the D-Bus property.
*
* @return std::pair<int, std::optional<PropertyValue>> - rc:Success or
* failure, PropertyValue: The value to be set
*/
std::pair<int, std::optional<pldm::utils::PropertyValue>>
convertToDbusValue(const pldm_numeric_effecter_value_pdr* pdr,
uint8_t effecterDataSize, uint8_t* effecterValue,
std::string propertyType)
{
if (effecterDataSize == PLDM_EFFECTER_DATA_SIZE_UINT8)
{
uint8_t currentValue = *(reinterpret_cast<uint8_t*>(&effecterValue[0]));
return getEffecterRawValue<uint8_t>(pdr, currentValue, propertyType);
}
else if (effecterDataSize == PLDM_EFFECTER_DATA_SIZE_SINT8)
{
int8_t currentValue = *(reinterpret_cast<int8_t*>(&effecterValue[0]));
return getEffecterRawValue<int8_t>(pdr, currentValue, propertyType);
}
else if (effecterDataSize == PLDM_EFFECTER_DATA_SIZE_UINT16)
{
uint16_t currentValue =
*(reinterpret_cast<uint16_t*>(&effecterValue[0]));
return getEffecterRawValue<uint16_t>(pdr, currentValue, propertyType);
}
else if (effecterDataSize == PLDM_EFFECTER_DATA_SIZE_SINT16)
{
int16_t currentValue = *(reinterpret_cast<int16_t*>(&effecterValue[0]));
return getEffecterRawValue<int16_t>(pdr, currentValue, propertyType);
}
else if (effecterDataSize == PLDM_EFFECTER_DATA_SIZE_UINT32)
{
uint32_t currentValue =
*(reinterpret_cast<uint32_t*>(&effecterValue[0]));
return getEffecterRawValue<uint32_t>(pdr, currentValue, propertyType);
}
else if (effecterDataSize == PLDM_EFFECTER_DATA_SIZE_SINT32)
{
int32_t currentValue = *(reinterpret_cast<int32_t*>(&effecterValue[0]));
return getEffecterRawValue<int32_t>(pdr, currentValue, propertyType);
}
else
{
std::cerr << "Wrong field effecterDataSize...\n";
return {PLDM_ERROR, {}};
}
}
/** @brief Function to set the effecter value requested by pldm requester
* @tparam[in] DBusInterface - DBus interface type
* @tparam[in] Handler - pldm::responder::platform::Handler
* @param[in] dBusIntf - The interface object of DBusInterface
* @param[in] handler - The interface object of
* pldm::responder::platform::Handler
* @param[in] effecterId - Effecter ID sent by the requester to act on
* @param[in] effecterDataSize - The bit width and format of the setting
* value for the effecter
* @param[in] effecter_value - The setting value of numeric effecter being
* requested.
* @param[in] effecterValueLength - The setting value length of numeric
* effecter being requested.
* @return - Success or failure in setting the states. Returns failure in
* terms of PLDM completion codes if atleast one state fails to be set
*/
template <class DBusInterface, class Handler>
int setNumericEffecterValueHandler(const DBusInterface& dBusIntf,
Handler& handler, uint16_t effecterId,
uint8_t effecterDataSize,
uint8_t* effecterValue,
size_t effecterValueLength)
{
constexpr auto effecterValueArrayLength = 4;
pldm_numeric_effecter_value_pdr* pdr = nullptr;
std::unique_ptr<pldm_pdr, decltype(&pldm_pdr_destroy)>
numericEffecterPdrRepo(pldm_pdr_init(), pldm_pdr_destroy);
pldm::responder::pdr_utils::Repo numericEffecterPDRs(
numericEffecterPdrRepo.get());
pldm::responder::pdr::getRepoByType(handler.getRepo(), numericEffecterPDRs,
PLDM_NUMERIC_EFFECTER_PDR);
if (numericEffecterPDRs.empty())
{
std::cerr << "The Numeric Effecter PDR repo is empty." << std::endl;
return PLDM_ERROR;
}
// Get the pdr structure of pldm_numeric_effecter_value_pdr according
// to the effecterId
pldm::responder::pdr_utils::PdrEntry pdrEntry{};
auto pdrRecord = numericEffecterPDRs.getFirstRecord(pdrEntry);
while (pdrRecord)
{
pdr = reinterpret_cast<pldm_numeric_effecter_value_pdr*>(pdrEntry.data);
if (pdr->effecter_id != effecterId)
{
pdr = nullptr;
pdrRecord = numericEffecterPDRs.getNextRecord(pdrRecord, pdrEntry);
continue;
}
break;
}
if (!pdr)
{
return PLDM_PLATFORM_INVALID_EFFECTER_ID;
}
if (effecterValueLength != effecterValueArrayLength)
{
std::cerr << "effecter data size is incorrect.\n";
return PLDM_ERROR_INVALID_DATA;
}
try
{
const auto& [dbusMappings, dbusValMaps] =
handler.getDbusObjMaps(effecterId);
pldm::utils::DBusMapping dbusMapping{
dbusMappings[0].objectPath, dbusMappings[0].interface,
dbusMappings[0].propertyName, dbusMappings[0].propertyType};
// convert to dbus effectervalue according to the factor
auto [rc, dbusValue] = convertToDbusValue(
pdr, effecterDataSize, effecterValue, dbusMappings[0].propertyType);
if (rc != PLDM_SUCCESS)
{
return rc;
}
try
{
dBusIntf.setDbusProperty(dbusMapping, dbusValue.value());
}
catch (const std::exception& e)
{
std::cerr << "Error setting property, ERROR=" << e.what()
<< " PROPERTY=" << dbusMapping.propertyName
<< " INTERFACE=" << dbusMapping.interface << " PATH="
<< dbusMapping.objectPath << "\n";
return PLDM_ERROR;
}
}
catch (const std::out_of_range& e)
{
std::cerr << "Unknown effecter ID : " << effecterId << e.what() << '\n';
return PLDM_ERROR;
}
return PLDM_SUCCESS;
}
} // namespace platform_numeric_effecter
} // namespace responder
} // namespace pldm