| #include "bios_config.hpp" |
| |
| #include "bios_enum_attribute.hpp" |
| #include "bios_integer_attribute.hpp" |
| #include "bios_string_attribute.hpp" |
| #include "bios_table.hpp" |
| #include "common/bios_utils.hpp" |
| |
| #include <fstream> |
| #include <iostream> |
| |
| namespace pldm |
| { |
| namespace responder |
| { |
| namespace bios |
| { |
| namespace |
| { |
| |
| constexpr auto enumJsonFile = "enum_attrs.json"; |
| constexpr auto stringJsonFile = "string_attrs.json"; |
| constexpr auto integerJsonFile = "integer_attrs.json"; |
| |
| constexpr auto stringTableFile = "stringTable"; |
| constexpr auto attrTableFile = "attributeTable"; |
| constexpr auto attrValueTableFile = "attributeValueTable"; |
| |
| } // namespace |
| |
| BIOSConfig::BIOSConfig(const char* jsonDir, const char* tableDir, |
| DBusHandler* const dbusHandler) : |
| jsonDir(jsonDir), |
| tableDir(tableDir), dbusHandler(dbusHandler), isUpdateProperty(false) |
| { |
| fs::create_directories(tableDir); |
| constructAttributes(); |
| } |
| |
| void BIOSConfig::buildTables() |
| { |
| auto stringTable = buildAndStoreStringTable(); |
| if (stringTable) |
| { |
| buildAndStoreAttrTables(*stringTable); |
| } |
| } |
| |
| std::optional<Table> BIOSConfig::getBIOSTable(pldm_bios_table_types tableType) |
| { |
| fs::path tablePath; |
| switch (tableType) |
| { |
| case PLDM_BIOS_STRING_TABLE: |
| tablePath = tableDir / stringTableFile; |
| break; |
| case PLDM_BIOS_ATTR_TABLE: |
| tablePath = tableDir / attrTableFile; |
| break; |
| case PLDM_BIOS_ATTR_VAL_TABLE: |
| tablePath = tableDir / attrValueTableFile; |
| break; |
| } |
| return loadTable(tablePath); |
| } |
| |
| int BIOSConfig::setBIOSTable(uint8_t tableType, const Table& table) |
| { |
| fs::path stringTablePath(tableDir / stringTableFile); |
| fs::path attrTablePath(tableDir / attrTableFile); |
| fs::path attrValueTablePath(tableDir / attrValueTableFile); |
| |
| if (!pldm_bios_table_checksum(table.data(), table.size())) |
| { |
| return PLDM_INVALID_BIOS_TABLE_DATA_INTEGRITY_CHECK; |
| } |
| |
| if (tableType == PLDM_BIOS_STRING_TABLE) |
| { |
| storeTable(stringTablePath, table); |
| } |
| else if (tableType == PLDM_BIOS_ATTR_TABLE) |
| { |
| BIOSTable biosStringTable(stringTablePath.c_str()); |
| if (biosStringTable.isEmpty()) |
| { |
| return PLDM_INVALID_BIOS_TABLE_TYPE; |
| } |
| |
| auto rc = checkAttributeTable(table); |
| if (rc != PLDM_SUCCESS) |
| { |
| return rc; |
| } |
| |
| storeTable(attrTablePath, table); |
| } |
| else if (tableType == PLDM_BIOS_ATTR_VAL_TABLE) |
| { |
| BIOSTable biosStringTable(stringTablePath.c_str()); |
| BIOSTable biosStringValueTable(attrTablePath.c_str()); |
| if (biosStringTable.isEmpty() || biosStringValueTable.isEmpty()) |
| { |
| return PLDM_INVALID_BIOS_TABLE_TYPE; |
| } |
| |
| auto rc = checkAttributeValueTable(table); |
| if (rc != PLDM_SUCCESS) |
| { |
| return rc; |
| } |
| |
| storeTable(attrValueTablePath, table); |
| isUpdateProperty = true; |
| } |
| else |
| { |
| return PLDM_INVALID_BIOS_TABLE_TYPE; |
| } |
| |
| if (isUpdateProperty) |
| { |
| isUpdateProperty = false; |
| updateBaseBIOSTableProperty(); |
| } |
| |
| return PLDM_SUCCESS; |
| } |
| |
| int BIOSConfig::checkAttributeTable(const Table& table) |
| { |
| using namespace pldm::bios::utils; |
| auto stringTable = getBIOSTable(PLDM_BIOS_STRING_TABLE); |
| for (auto entry : |
| BIOSTableIter<PLDM_BIOS_ATTR_TABLE>(table.data(), table.size())) |
| { |
| auto attrNameHandle = |
| pldm_bios_table_attr_entry_decode_string_handle(entry); |
| |
| auto stringEnty = pldm_bios_table_string_find_by_handle( |
| stringTable->data(), stringTable->size(), attrNameHandle); |
| if (stringEnty == nullptr) |
| { |
| return PLDM_INVALID_BIOS_ATTR_HANDLE; |
| } |
| |
| auto attrType = static_cast<pldm_bios_attribute_type>( |
| pldm_bios_table_attr_entry_decode_attribute_type(entry)); |
| |
| switch (attrType) |
| { |
| case PLDM_BIOS_ENUMERATION: |
| case PLDM_BIOS_ENUMERATION_READ_ONLY: |
| { |
| auto pvNum = |
| pldm_bios_table_attr_entry_enum_decode_pv_num(entry); |
| std::vector<uint16_t> pvHandls(pvNum); |
| pldm_bios_table_attr_entry_enum_decode_pv_hdls( |
| entry, pvHandls.data(), pvHandls.size()); |
| auto defNum = |
| pldm_bios_table_attr_entry_enum_decode_def_num(entry); |
| std::vector<uint8_t> defIndices(defNum); |
| pldm_bios_table_attr_entry_enum_decode_def_indices( |
| entry, defIndices.data(), defIndices.size()); |
| |
| for (size_t i = 0; i < pvHandls.size(); i++) |
| { |
| auto stringEntry = pldm_bios_table_string_find_by_handle( |
| stringTable->data(), stringTable->size(), pvHandls[i]); |
| if (stringEntry == nullptr) |
| { |
| return PLDM_INVALID_BIOS_ATTR_HANDLE; |
| } |
| } |
| |
| for (size_t i = 0; i < defIndices.size(); i++) |
| { |
| auto stringEntry = pldm_bios_table_string_find_by_handle( |
| stringTable->data(), stringTable->size(), |
| pvHandls[defIndices[i]]); |
| if (stringEntry == nullptr) |
| { |
| return PLDM_INVALID_BIOS_ATTR_HANDLE; |
| } |
| } |
| break; |
| } |
| case PLDM_BIOS_INTEGER: |
| case PLDM_BIOS_INTEGER_READ_ONLY: |
| case PLDM_BIOS_STRING: |
| case PLDM_BIOS_STRING_READ_ONLY: |
| case PLDM_BIOS_PASSWORD: |
| case PLDM_BIOS_PASSWORD_READ_ONLY: |
| break; |
| default: |
| return PLDM_INVALID_BIOS_ATTR_HANDLE; |
| } |
| } |
| |
| return PLDM_SUCCESS; |
| } |
| |
| int BIOSConfig::checkAttributeValueTable(const Table& table) |
| { |
| using namespace pldm::bios::utils; |
| auto stringTable = getBIOSTable(PLDM_BIOS_STRING_TABLE); |
| auto attrTable = getBIOSTable(PLDM_BIOS_ATTR_TABLE); |
| |
| baseBIOSTableMaps.clear(); |
| |
| for (auto tableEntry : |
| BIOSTableIter<PLDM_BIOS_ATTR_VAL_TABLE>(table.data(), table.size())) |
| { |
| AttributeName attributeName{}; |
| AttributeType attributeType{}; |
| ReadonlyStatus readonlyStatus{}; |
| DisplayName displayName{}; |
| Description description{}; |
| MenuPath menuPath{}; |
| CurrentValue currentValue{}; |
| DefaultValue defaultValue{}; |
| Option options{}; |
| |
| auto attrValueHandle = |
| pldm_bios_table_attr_value_entry_decode_attribute_handle( |
| tableEntry); |
| auto attrType = static_cast<pldm_bios_attribute_type>( |
| pldm_bios_table_attr_value_entry_decode_attribute_type(tableEntry)); |
| |
| auto attrEntry = pldm_bios_table_attr_find_by_handle( |
| attrTable->data(), attrTable->size(), attrValueHandle); |
| if (attrEntry == nullptr) |
| { |
| return PLDM_INVALID_BIOS_ATTR_HANDLE; |
| } |
| auto attrHandle = |
| pldm_bios_table_attr_entry_decode_attribute_handle(attrEntry); |
| auto attrNameHandle = |
| pldm_bios_table_attr_entry_decode_string_handle(attrEntry); |
| |
| auto stringEntry = pldm_bios_table_string_find_by_handle( |
| stringTable->data(), stringTable->size(), attrNameHandle); |
| if (stringEntry == nullptr) |
| { |
| return PLDM_INVALID_BIOS_ATTR_HANDLE; |
| } |
| auto strLength = |
| pldm_bios_table_string_entry_decode_string_length(stringEntry); |
| std::vector<char> buffer(strLength + 1 /* sizeof '\0' */); |
| pldm_bios_table_string_entry_decode_string(stringEntry, buffer.data(), |
| buffer.size()); |
| attributeName = std::string(buffer.data(), buffer.data() + strLength); |
| |
| if (!biosAttributes.empty()) |
| { |
| readonlyStatus = |
| biosAttributes[attrHandle / biosAttributes.size()]->readOnly; |
| } |
| |
| switch (attrType) |
| { |
| case PLDM_BIOS_ENUMERATION: |
| case PLDM_BIOS_ENUMERATION_READ_ONLY: |
| { |
| auto getValue = [](uint16_t handle, |
| const Table& table) -> std::string { |
| auto stringEntry = pldm_bios_table_string_find_by_handle( |
| table.data(), table.size(), handle); |
| |
| auto strLength = |
| pldm_bios_table_string_entry_decode_string_length( |
| stringEntry); |
| std::vector<char> buffer(strLength + 1 /* sizeof '\0' */); |
| pldm_bios_table_string_entry_decode_string( |
| stringEntry, buffer.data(), buffer.size()); |
| |
| return std::string(buffer.data(), |
| buffer.data() + strLength); |
| }; |
| |
| attributeType = "xyz.openbmc_project.BIOSConfig.Manager." |
| "AttributeType.Enumeration"; |
| |
| auto pvNum = |
| pldm_bios_table_attr_entry_enum_decode_pv_num(attrEntry); |
| std::vector<uint16_t> pvHandls(pvNum); |
| pldm_bios_table_attr_entry_enum_decode_pv_hdls( |
| attrEntry, pvHandls.data(), pvHandls.size()); |
| |
| // get possible_value |
| for (size_t i = 0; i < pvHandls.size(); i++) |
| { |
| options.push_back( |
| std::make_tuple("xyz.openbmc_project.BIOSConfig." |
| "Manager.BoundType.OneOf", |
| getValue(pvHandls[i], *stringTable))); |
| } |
| |
| auto count = |
| pldm_bios_table_attr_value_entry_enum_decode_number( |
| tableEntry); |
| std::vector<uint8_t> handles(count); |
| pldm_bios_table_attr_value_entry_enum_decode_handles( |
| tableEntry, handles.data(), handles.size()); |
| |
| // get current_value |
| for (size_t i = 0; i < handles.size(); i++) |
| { |
| currentValue = getValue(pvHandls[handles[i]], *stringTable); |
| } |
| |
| auto defNum = |
| pldm_bios_table_attr_entry_enum_decode_def_num(attrEntry); |
| std::vector<uint8_t> defIndices(defNum); |
| pldm_bios_table_attr_entry_enum_decode_def_indices( |
| attrEntry, defIndices.data(), defIndices.size()); |
| |
| // get default_value |
| for (size_t i = 0; i < defIndices.size(); i++) |
| { |
| defaultValue = |
| getValue(pvHandls[defIndices[i]], *stringTable); |
| } |
| |
| break; |
| } |
| case PLDM_BIOS_INTEGER: |
| case PLDM_BIOS_INTEGER_READ_ONLY: |
| { |
| attributeType = "xyz.openbmc_project.BIOSConfig.Manager." |
| "AttributeType.Integer"; |
| currentValue = static_cast<int64_t>( |
| pldm_bios_table_attr_value_entry_integer_decode_cv( |
| tableEntry)); |
| |
| uint64_t lower, upper, def; |
| uint32_t scalar; |
| pldm_bios_table_attr_entry_integer_decode( |
| attrEntry, &lower, &upper, &scalar, &def); |
| options.push_back( |
| std::make_tuple("xyz.openbmc_project.BIOSConfig.Manager." |
| "BoundType.LowerBound", |
| static_cast<int64_t>(lower))); |
| options.push_back( |
| std::make_tuple("xyz.openbmc_project.BIOSConfig.Manager." |
| "BoundType.UpperBound", |
| static_cast<int64_t>(upper))); |
| options.push_back( |
| std::make_tuple("xyz.openbmc_project.BIOSConfig.Manager." |
| "BoundType.ScalarIncrement", |
| static_cast<int64_t>(scalar))); |
| defaultValue = static_cast<int64_t>(def); |
| break; |
| } |
| case PLDM_BIOS_STRING: |
| case PLDM_BIOS_STRING_READ_ONLY: |
| { |
| attributeType = "xyz.openbmc_project.BIOSConfig.Manager." |
| "AttributeType.String"; |
| variable_field currentString; |
| pldm_bios_table_attr_value_entry_string_decode_string( |
| tableEntry, ¤tString); |
| currentValue = std::string( |
| reinterpret_cast<const char*>(currentString.ptr), |
| currentString.length); |
| auto min = pldm_bios_table_attr_entry_string_decode_min_length( |
| attrEntry); |
| auto max = pldm_bios_table_attr_entry_string_decode_max_length( |
| attrEntry); |
| auto def = |
| pldm_bios_table_attr_entry_string_decode_def_string_length( |
| attrEntry); |
| std::vector<char> defString(def + 1); |
| pldm_bios_table_attr_entry_string_decode_def_string( |
| attrEntry, defString.data(), defString.size()); |
| options.push_back( |
| std::make_tuple("xyz.openbmc_project.BIOSConfig.Manager." |
| "BoundType.MinStringLength", |
| static_cast<int64_t>(min))); |
| options.push_back( |
| std::make_tuple("xyz.openbmc_project.BIOSConfig.Manager." |
| "BoundType.MaxStringLength", |
| static_cast<int64_t>(max))); |
| defaultValue = defString.data(); |
| break; |
| } |
| case PLDM_BIOS_PASSWORD: |
| case PLDM_BIOS_PASSWORD_READ_ONLY: |
| { |
| attributeType = "xyz.openbmc_project.BIOSConfig.Manager." |
| "AttributeType.Password"; |
| break; |
| } |
| default: |
| return PLDM_INVALID_BIOS_ATTR_HANDLE; |
| } |
| baseBIOSTableMaps.emplace( |
| std::move(attributeName), |
| std::make_tuple(attributeType, readonlyStatus, displayName, |
| description, menuPath, currentValue, defaultValue, |
| std::move(options))); |
| } |
| |
| return PLDM_SUCCESS; |
| } |
| |
| void BIOSConfig::updateBaseBIOSTableProperty() |
| { |
| constexpr static auto biosConfigPath = |
| "/xyz/openbmc_project/bios_config/manager"; |
| constexpr static auto biosConfigInterface = |
| "xyz.openbmc_project.BIOSConfig.Manager"; |
| constexpr static auto biosConfigPropertyName = "BaseBIOSTable"; |
| constexpr static auto dbusProperties = "org.freedesktop.DBus.Properties"; |
| |
| if (baseBIOSTableMaps.empty()) |
| { |
| return; |
| } |
| |
| try |
| { |
| auto& bus = dbusHandler->getBus(); |
| auto service = |
| dbusHandler->getService(biosConfigPath, biosConfigInterface); |
| auto method = bus.new_method_call(service.c_str(), biosConfigPath, |
| dbusProperties, "Set"); |
| std::variant<BaseBIOSTable> value = baseBIOSTableMaps; |
| method.append(biosConfigInterface, biosConfigPropertyName, value); |
| bus.call_noreply(method); |
| } |
| catch (const std::exception& e) |
| { |
| std::cerr << "failed to update BaseBIOSTable property, ERROR=" |
| << e.what() << "\n"; |
| } |
| } |
| |
| void BIOSConfig::constructAttributes() |
| { |
| load(jsonDir / stringJsonFile, [this](const Json& entry) { |
| constructAttribute<BIOSStringAttribute>(entry); |
| }); |
| load(jsonDir / integerJsonFile, [this](const Json& entry) { |
| constructAttribute<BIOSIntegerAttribute>(entry); |
| }); |
| load(jsonDir / enumJsonFile, [this](const Json& entry) { |
| constructAttribute<BIOSEnumAttribute>(entry); |
| }); |
| } |
| |
| void BIOSConfig::buildAndStoreAttrTables(const Table& stringTable) |
| { |
| BIOSStringTable biosStringTable(stringTable); |
| |
| if (biosAttributes.empty()) |
| { |
| return; |
| } |
| |
| Table attrTable, attrValueTable; |
| |
| for (auto& attr : biosAttributes) |
| { |
| try |
| { |
| attr->constructEntry(biosStringTable, attrTable, attrValueTable); |
| } |
| catch (const std::exception& e) |
| { |
| std::cerr << "Construct Table Entry Error, AttributeName = " |
| << attr->name << std::endl; |
| } |
| } |
| |
| table::appendPadAndChecksum(attrTable); |
| table::appendPadAndChecksum(attrValueTable); |
| setBIOSTable(PLDM_BIOS_ATTR_TABLE, attrTable); |
| setBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE, attrValueTable); |
| } |
| |
| std::optional<Table> BIOSConfig::buildAndStoreStringTable() |
| { |
| std::set<std::string> strings; |
| auto handler = [&strings](const Json& entry) { |
| strings.emplace(entry.at("attribute_name")); |
| }; |
| |
| load(jsonDir / stringJsonFile, handler); |
| load(jsonDir / integerJsonFile, handler); |
| load(jsonDir / enumJsonFile, [&strings](const Json& entry) { |
| strings.emplace(entry.at("attribute_name")); |
| auto possibleValues = entry.at("possible_values"); |
| for (auto& pv : possibleValues) |
| { |
| strings.emplace(pv); |
| } |
| }); |
| |
| if (strings.empty()) |
| { |
| return std::nullopt; |
| } |
| |
| Table table; |
| for (const auto& elem : strings) |
| { |
| table::string::constructEntry(table, elem); |
| } |
| |
| table::appendPadAndChecksum(table); |
| setBIOSTable(PLDM_BIOS_STRING_TABLE, table); |
| return table; |
| } |
| |
| void BIOSConfig::storeTable(const fs::path& path, const Table& table) |
| { |
| BIOSTable biosTable(path.c_str()); |
| biosTable.store(table); |
| } |
| |
| std::optional<Table> BIOSConfig::loadTable(const fs::path& path) |
| { |
| BIOSTable biosTable(path.c_str()); |
| if (biosTable.isEmpty()) |
| { |
| return std::nullopt; |
| } |
| |
| Table table; |
| biosTable.load(table); |
| return table; |
| } |
| |
| void BIOSConfig::load(const fs::path& filePath, ParseHandler handler) |
| { |
| std::ifstream file; |
| Json jsonConf; |
| if (fs::exists(filePath)) |
| { |
| try |
| { |
| file.open(filePath); |
| jsonConf = Json::parse(file); |
| auto entries = jsonConf.at("entries"); |
| for (auto& entry : entries) |
| { |
| try |
| { |
| handler(entry); |
| } |
| catch (const std::exception& e) |
| { |
| std::cerr |
| << "Failed to parse JSON config file(entry handler) : " |
| << filePath.c_str() << ", " << e.what() << std::endl; |
| } |
| } |
| } |
| catch (const std::exception& e) |
| { |
| std::cerr << "Failed to parse JSON config file : " |
| << filePath.c_str() << std::endl; |
| } |
| } |
| } |
| |
| int BIOSConfig::checkAttrValueToUpdate( |
| const pldm_bios_attr_val_table_entry* attrValueEntry, |
| const pldm_bios_attr_table_entry* attrEntry, Table&) |
| |
| { |
| auto [attrHandle, attrType] = |
| table::attribute_value::decodeHeader(attrValueEntry); |
| |
| switch (attrType) |
| { |
| case PLDM_BIOS_ENUMERATION: |
| { |
| auto value = |
| table::attribute_value::decodeEnumEntry(attrValueEntry); |
| auto [pvHdls, defIndex] = |
| table::attribute::decodeEnumEntry(attrEntry); |
| assert(value.size() == 1); |
| if (value[0] >= pvHdls.size()) |
| { |
| std::cerr << "Enum: Illgeal index, Index = " << (int)value[0] |
| << std::endl; |
| return PLDM_ERROR_INVALID_DATA; |
| } |
| |
| return PLDM_SUCCESS; |
| } |
| case PLDM_BIOS_INTEGER: |
| { |
| auto value = |
| table::attribute_value::decodeIntegerEntry(attrValueEntry); |
| auto [lower, upper, scalar, def] = |
| table::attribute::decodeIntegerEntry(attrEntry); |
| |
| if (value < lower || value > upper) |
| { |
| std::cerr << "Integer: out of bound, value = " << value |
| << std::endl; |
| return PLDM_ERROR_INVALID_DATA; |
| } |
| return PLDM_SUCCESS; |
| } |
| case PLDM_BIOS_STRING: |
| { |
| auto stringConf = table::attribute::decodeStringEntry(attrEntry); |
| auto value = |
| table::attribute_value::decodeStringEntry(attrValueEntry); |
| if (value.size() < stringConf.minLength || |
| value.size() > stringConf.maxLength) |
| { |
| std::cerr << "String: Length error, string = " << value |
| << " length = " << value.size() << std::endl; |
| return PLDM_ERROR_INVALID_LENGTH; |
| } |
| return PLDM_SUCCESS; |
| } |
| default: |
| std::cerr << "ReadOnly or Unspported type, type = " << attrType |
| << std::endl; |
| return PLDM_ERROR; |
| }; |
| } |
| |
| int BIOSConfig::setAttrValue(const void* entry, size_t size) |
| { |
| auto attrValueTable = getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE); |
| auto attrTable = getBIOSTable(PLDM_BIOS_ATTR_TABLE); |
| auto stringTable = getBIOSTable(PLDM_BIOS_STRING_TABLE); |
| if (!attrValueTable || !attrTable || !stringTable) |
| { |
| return PLDM_BIOS_TABLE_UNAVAILABLE; |
| } |
| |
| auto attrValueEntry = |
| reinterpret_cast<const pldm_bios_attr_val_table_entry*>(entry); |
| |
| auto attrValHeader = table::attribute_value::decodeHeader(attrValueEntry); |
| |
| auto attrEntry = |
| table::attribute::findByHandle(*attrTable, attrValHeader.attrHandle); |
| if (!attrEntry) |
| { |
| return PLDM_ERROR; |
| } |
| |
| auto rc = checkAttrValueToUpdate(attrValueEntry, attrEntry, *stringTable); |
| if (rc != PLDM_SUCCESS) |
| { |
| return rc; |
| } |
| |
| auto destTable = |
| table::attribute_value::updateTable(*attrValueTable, entry, size); |
| |
| if (!destTable) |
| { |
| return PLDM_ERROR; |
| } |
| |
| try |
| { |
| auto attrHeader = table::attribute::decodeHeader(attrEntry); |
| |
| BIOSStringTable biosStringTable(*stringTable); |
| auto attrName = biosStringTable.findString(attrHeader.stringHandle); |
| |
| auto iter = std::find_if( |
| biosAttributes.begin(), biosAttributes.end(), |
| [&attrName](const auto& attr) { return attr->name == attrName; }); |
| |
| if (iter == biosAttributes.end()) |
| { |
| return PLDM_ERROR; |
| } |
| (*iter)->setAttrValueOnDbus(attrValueEntry, attrEntry, biosStringTable); |
| } |
| catch (const std::exception& e) |
| { |
| std::cerr << "Set attribute value error: " << e.what() << std::endl; |
| return PLDM_ERROR; |
| } |
| |
| setBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE, *destTable); |
| |
| return PLDM_SUCCESS; |
| } |
| |
| void BIOSConfig::removeTables() |
| { |
| try |
| { |
| fs::remove(tableDir / stringTableFile); |
| fs::remove(tableDir / attrTableFile); |
| fs::remove(tableDir / attrValueTableFile); |
| } |
| catch (const std::exception& e) |
| { |
| std::cerr << "Remove the tables error: " << e.what() << std::endl; |
| } |
| } |
| |
| void BIOSConfig::processBiosAttrChangeNotification( |
| const DbusChObjProperties& chProperties, uint32_t biosAttrIndex) |
| { |
| const auto& dBusMap = biosAttributes[biosAttrIndex]->getDBusMap(); |
| const auto& propertyName = dBusMap->propertyName; |
| const auto& attrName = biosAttributes[biosAttrIndex]->name; |
| |
| const auto it = chProperties.find(propertyName); |
| if (it == chProperties.end()) |
| { |
| return; |
| } |
| |
| PropertyValue newPropVal = it->second; |
| auto stringTable = getBIOSTable(PLDM_BIOS_STRING_TABLE); |
| if (!stringTable.has_value()) |
| { |
| std::cerr << "BIOS string table unavailable\n"; |
| return; |
| } |
| BIOSStringTable biosStringTable(*stringTable); |
| uint16_t attrNameHdl{}; |
| try |
| { |
| attrNameHdl = biosStringTable.findHandle(attrName); |
| } |
| catch (std::invalid_argument& e) |
| { |
| std::cerr << "Could not find handle for BIOS string, ATTRIBUTE=" |
| << attrName.c_str() << "\n"; |
| return; |
| } |
| |
| auto attrTable = getBIOSTable(PLDM_BIOS_ATTR_TABLE); |
| if (!attrTable.has_value()) |
| { |
| std::cerr << "Attribute table not present\n"; |
| return; |
| } |
| const struct pldm_bios_attr_table_entry* tableEntry = |
| table::attribute::findByStringHandle(*attrTable, attrNameHdl); |
| if (tableEntry == nullptr) |
| { |
| std::cerr << "Attribute not found in attribute table, name= " |
| << attrName.c_str() << "name handle=" << attrNameHdl << "\n"; |
| return; |
| } |
| |
| auto [attrHdl, attrType, stringHdl] = |
| table::attribute::decodeHeader(tableEntry); |
| |
| auto attrValueSrcTable = getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE); |
| |
| if (!attrValueSrcTable.has_value()) |
| { |
| std::cerr << "Attribute value table not present\n"; |
| return; |
| } |
| |
| Table newValue; |
| auto rc = biosAttributes[biosAttrIndex]->updateAttrVal( |
| newValue, attrHdl, attrType, newPropVal); |
| if (rc != PLDM_SUCCESS) |
| { |
| std::cerr << "Could not update the attribute value table for attribute " |
| "handle=" |
| << attrHdl << " and type=" << (uint32_t)attrType << "\n"; |
| return; |
| } |
| auto destTable = table::attribute_value::updateTable( |
| *attrValueSrcTable, newValue.data(), newValue.size()); |
| if (destTable.has_value()) |
| { |
| storeTable(tableDir / attrValueTableFile, *destTable); |
| } |
| } |
| |
| } // namespace bios |
| } // namespace responder |
| } // namespace pldm |