citra/src/core/hle/service/cfg/cfg.cpp
2018-08-01 14:10:23 -05:00

726 lines
26 KiB
C++

// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <cryptopp/osrng.h>
#include <cryptopp/sha.h>
#include "common/file_util.h"
#include "common/logging/log.h"
#include "common/string_util.h"
#include "common/swap.h"
#include "core/file_sys/archive_systemsavedata.h"
#include "core/file_sys/errors.h"
#include "core/file_sys/file_backend.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/result.h"
#include "core/hle/service/cfg/cfg.h"
#include "core/hle/service/cfg/cfg_i.h"
#include "core/hle/service/cfg/cfg_nor.h"
#include "core/hle/service/cfg/cfg_s.h"
#include "core/hle/service/cfg/cfg_u.h"
#include "core/settings.h"
namespace Service {
namespace CFG {
/// The maximum number of block entries that can exist in the config file
static const u32 CONFIG_FILE_MAX_BLOCK_ENTRIES = 1479;
namespace {
/**
* The header of the config savedata file,
* contains information about the blocks in the file
*/
struct SaveFileConfig {
u16 total_entries; ///< The total number of set entries in the config file
u16 data_entries_offset; ///< The offset where the data for the blocks start, this is hardcoded
/// to 0x455C as per hardware
SaveConfigBlockEntry block_entries[CONFIG_FILE_MAX_BLOCK_ENTRIES]; ///< The block headers, the
/// maximum possible value is
/// 1479 as per hardware
u32 unknown; ///< This field is unknown, possibly padding, 0 has been observed in hardware
};
static_assert(sizeof(SaveFileConfig) == 0x455C,
"SaveFileConfig header must be exactly 0x455C bytes");
enum ConfigBlockID {
StereoCameraSettingsBlockID = 0x00050005,
SoundOutputModeBlockID = 0x00070001,
ConsoleUniqueID1BlockID = 0x00090000,
ConsoleUniqueID2BlockID = 0x00090001,
ConsoleUniqueID3BlockID = 0x00090002,
UsernameBlockID = 0x000A0000,
BirthdayBlockID = 0x000A0001,
LanguageBlockID = 0x000A0002,
CountryInfoBlockID = 0x000B0000,
CountryNameBlockID = 0x000B0001,
StateNameBlockID = 0x000B0002,
EULAVersionBlockID = 0x000D0000,
ConsoleModelBlockID = 0x000F0004,
};
struct UsernameBlock {
char16_t username[10]; ///< Exactly 20 bytes long, padded with zeros at the end if necessary
u32 zero;
u32 ng_word;
};
static_assert(sizeof(UsernameBlock) == 0x1C, "UsernameBlock must be exactly 0x1C bytes");
struct BirthdayBlock {
u8 month; ///< The month of the birthday
u8 day; ///< The day of the birthday
};
static_assert(sizeof(BirthdayBlock) == 2, "BirthdayBlock must be exactly 2 bytes");
struct ConsoleModelInfo {
u8 model; ///< The console model (3DS, 2DS, etc)
u8 unknown[3]; ///< Unknown data
};
static_assert(sizeof(ConsoleModelInfo) == 4, "ConsoleModelInfo must be exactly 4 bytes");
struct ConsoleCountryInfo {
u8 unknown[3]; ///< Unknown data
u8 country_code; ///< The country code of the console
};
static_assert(sizeof(ConsoleCountryInfo) == 4, "ConsoleCountryInfo must be exactly 4 bytes");
} // namespace
static const ConsoleModelInfo CONSOLE_MODEL = {NINTENDO_3DS_XL, {0, 0, 0}};
static const u8 CONSOLE_LANGUAGE = LANGUAGE_EN;
static const UsernameBlock CONSOLE_USERNAME_BLOCK = {u"CITRA", 0, 0};
static const BirthdayBlock PROFILE_BIRTHDAY = {3, 25}; // March 25th, 2014
static const u8 SOUND_OUTPUT_MODE = SOUND_SURROUND;
static const u8 UNITED_STATES_COUNTRY_ID = 49;
/// TODO(Subv): Find what the other bytes are
static const ConsoleCountryInfo COUNTRY_INFO = {{0, 0, 0}, UNITED_STATES_COUNTRY_ID};
/**
* TODO(Subv): Find out what this actually is, these values fix some NaN uniforms in some games,
* for example Nintendo Zone
* Thanks Normmatt for providing this information
*/
static const std::array<float, 8> STEREO_CAMERA_SETTINGS = {
62.0f, 289.0f, 76.80000305175781f, 46.08000183105469f,
10.0f, 5.0f, 55.58000183105469f, 21.56999969482422f,
};
static_assert(sizeof(STEREO_CAMERA_SETTINGS) == 0x20,
"STEREO_CAMERA_SETTINGS must be exactly 0x20 bytes");
static const std::vector<u8> cfg_system_savedata_id = {
0x00, 0x00, 0x00, 0x00, 0x17, 0x00, 0x01, 0x00,
};
static std::weak_ptr<Module> current_cfg;
std::shared_ptr<Module> GetCurrentModule() {
auto cfg = current_cfg.lock();
ASSERT_MSG(cfg, "No CFG module running!");
return cfg;
}
Module::Interface::Interface(std::shared_ptr<Module> cfg, const char* name, u32 max_session)
: ServiceFramework(name, max_session), cfg(std::move(cfg)) {}
Module::Interface::~Interface() = default;
void Module::Interface::GetCountryCodeString(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x09, 1, 0);
u16 country_code_id = rp.Pop<u16>();
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
if (country_code_id >= country_codes.size() || 0 == country_codes[country_code_id]) {
LOG_ERROR(Service_CFG, "requested country code id={} is invalid", country_code_id);
rb.Push(ResultCode(ErrorDescription::NotFound, ErrorModule::Config,
ErrorSummary::WrongArgument, ErrorLevel::Permanent));
rb.Skip(1, false);
return;
}
rb.Push(RESULT_SUCCESS);
// the real CFG service copies only three bytes (including the null-terminator) here
rb.Push<u32>(country_codes[country_code_id]);
}
void Module::Interface::GetCountryCodeID(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x0A, 1, 0);
u16 country_code = rp.Pop<u16>();
u16 country_code_id = 0;
// The following algorithm will fail if the first country code isn't 0.
DEBUG_ASSERT(country_codes[0] == 0);
for (u16 id = 0; id < country_codes.size(); ++id) {
if (country_codes[id] == country_code) {
country_code_id = id;
break;
}
}
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
if (0 == country_code_id) {
LOG_ERROR(Service_CFG, "requested country code name={}{} is invalid",
static_cast<char>(country_code & 0xff), static_cast<char>(country_code >> 8));
rb.Push(ResultCode(ErrorDescription::NotFound, ErrorModule::Config,
ErrorSummary::WrongArgument, ErrorLevel::Permanent));
rb.Push<u16>(0x00FF);
return;
}
rb.Push(RESULT_SUCCESS);
rb.Push<u16>(country_code_id);
}
u32 Module::GetRegionValue() {
if (Settings::values.region_value == Settings::REGION_VALUE_AUTO_SELECT)
return preferred_region_code;
return Settings::values.region_value;
}
void Module::Interface::SecureInfoGetRegion(Kernel::HLERequestContext& ctx, u16 id) {
IPC::RequestParser rp(ctx, id, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
rb.Push<u8>(static_cast<u8>(cfg->GetRegionValue()));
}
void Module::Interface::GenHashConsoleUnique(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x03, 1, 0);
const u32 app_id_salt = rp.Pop<u32>() & 0x000FFFFF;
IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
std::array<u8, 12> buffer;
const ResultCode result = cfg->GetConfigInfoBlock(ConsoleUniqueID2BlockID, 8, 2, buffer.data());
rb.Push(result);
if (result.IsSuccess()) {
std::memcpy(&buffer[8], &app_id_salt, sizeof(u32));
std::array<u8, CryptoPP::SHA256::DIGESTSIZE> hash;
CryptoPP::SHA256().CalculateDigest(hash.data(), buffer.data(), sizeof(buffer));
u32 low, high;
memcpy(&low, &hash[hash.size() - 8], sizeof(u32));
memcpy(&high, &hash[hash.size() - 4], sizeof(u32));
rb.Push(low);
rb.Push(high);
} else {
rb.Push<u32>(0);
rb.Push<u32>(0);
}
LOG_DEBUG(Service_CFG, "called app_id_salt=0x{:X}", app_id_salt);
}
void Module::Interface::GetRegionCanadaUSA(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x04, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
rb.Push(RESULT_SUCCESS);
u8 canada_or_usa = 1;
if (canada_or_usa == cfg->GetRegionValue()) {
rb.Push(true);
} else {
rb.Push(false);
}
}
void Module::Interface::GetSystemModel(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x05, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
u32 data;
// TODO(Subv): Find out the correct error codes
rb.Push(cfg->GetConfigInfoBlock(ConsoleModelBlockID, 4, 0x8, reinterpret_cast<u8*>(&data)));
rb.Push<u8>(data & 0xFF);
}
void Module::Interface::GetModelNintendo2DS(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x06, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
u32 data;
// TODO(Subv): Find out the correct error codes
rb.Push(cfg->GetConfigInfoBlock(ConsoleModelBlockID, 4, 0x8, reinterpret_cast<u8*>(&data)));
u8 model = data & 0xFF;
rb.Push(model != Service::CFG::NINTENDO_2DS);
}
void Module::Interface::GetConfigInfoBlk2(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x01, 2, 2);
u32 size = rp.Pop<u32>();
u32 block_id = rp.Pop<u32>();
auto& buffer = rp.PopMappedBuffer();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
std::vector<u8> data(size);
rb.Push(cfg->GetConfigInfoBlock(block_id, size, 0x2, data.data()));
buffer.Write(data.data(), 0, data.size());
rb.PushMappedBuffer(buffer);
}
void Module::Interface::GetConfigInfoBlk8(Kernel::HLERequestContext& ctx, u16 id) {
IPC::RequestParser rp(ctx, id, 2, 2);
u32 size = rp.Pop<u32>();
u32 block_id = rp.Pop<u32>();
auto& buffer = rp.PopMappedBuffer();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
std::vector<u8> data(size);
rb.Push(cfg->GetConfigInfoBlock(block_id, size, 0x8, data.data()));
buffer.Write(data.data(), 0, data.size());
rb.PushMappedBuffer(buffer);
}
void Module::Interface::SetConfigInfoBlk4(Kernel::HLERequestContext& ctx, u16 id) {
IPC::RequestParser rp(ctx, id, 2, 2);
u32 block_id = rp.Pop<u32>();
u32 size = rp.Pop<u32>();
auto& buffer = rp.PopMappedBuffer();
std::vector<u8> data(size);
buffer.Read(data.data(), 0, data.size());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(cfg->SetConfigInfoBlock(block_id, size, 0x4, data.data()));
rb.PushMappedBuffer(buffer);
}
void Module::Interface::UpdateConfigNANDSavegame(Kernel::HLERequestContext& ctx, u16 id) {
IPC::RequestParser rp(ctx, id, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(cfg->UpdateConfigNANDSavegame());
}
void Module::Interface::FormatConfig(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x0806, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(cfg->FormatConfig());
}
ResultVal<void*> Module::GetConfigInfoBlockPointer(u32 block_id, u32 size, u32 flag) {
// Read the header
SaveFileConfig* config = reinterpret_cast<SaveFileConfig*>(cfg_config_file_buffer.data());
auto itr =
std::find_if(std::begin(config->block_entries), std::end(config->block_entries),
[&](const SaveConfigBlockEntry& entry) { return entry.block_id == block_id; });
if (itr == std::end(config->block_entries)) {
LOG_ERROR(Service_CFG, "Config block 0x{:X} with flags {} and size {} was not found",
block_id, flag, size);
return ResultCode(ErrorDescription::NotFound, ErrorModule::Config,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
}
if ((itr->flags & flag) == 0) {
LOG_ERROR(Service_CFG, "Invalid flag {} for config block 0x{:X} with size {}", flag,
block_id, size);
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::Config,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
}
if (itr->size != size) {
LOG_ERROR(Service_CFG, "Invalid size {} for config block 0x{:X} with flags {}", size,
block_id, flag);
return ResultCode(ErrorDescription::InvalidSize, ErrorModule::Config,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
}
void* pointer;
// The data is located in the block header itself if the size is less than 4 bytes
if (itr->size <= 4)
pointer = &itr->offset_or_data;
else
pointer = &cfg_config_file_buffer[itr->offset_or_data];
return MakeResult<void*>(pointer);
}
ResultCode Module::GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, void* output) {
void* pointer;
CASCADE_RESULT(pointer, GetConfigInfoBlockPointer(block_id, size, flag));
memcpy(output, pointer, size);
return RESULT_SUCCESS;
}
ResultCode Module::SetConfigInfoBlock(u32 block_id, u32 size, u32 flag, const void* input) {
void* pointer;
CASCADE_RESULT(pointer, GetConfigInfoBlockPointer(block_id, size, flag));
memcpy(pointer, input, size);
return RESULT_SUCCESS;
}
ResultCode Module::CreateConfigInfoBlk(u32 block_id, u16 size, u16 flags, const void* data) {
SaveFileConfig* config = reinterpret_cast<SaveFileConfig*>(cfg_config_file_buffer.data());
if (config->total_entries >= CONFIG_FILE_MAX_BLOCK_ENTRIES)
return ResultCode(-1); // TODO(Subv): Find the right error code
// Insert the block header with offset 0 for now
config->block_entries[config->total_entries] = {block_id, 0, size, flags};
if (size > 4) {
u32 offset = config->data_entries_offset;
// Perform a search to locate the next offset for the new data
// use the offset and size of the previous block to determine the new position
for (int i = config->total_entries - 1; i >= 0; --i) {
// Ignore the blocks that don't have a separate data offset
if (config->block_entries[i].size > 4) {
offset = config->block_entries[i].offset_or_data + config->block_entries[i].size;
break;
}
}
config->block_entries[config->total_entries].offset_or_data = offset;
// Write the data at the new offset
memcpy(&cfg_config_file_buffer[offset], data, size);
} else {
// The offset_or_data field in the header contains the data itself if it's 4 bytes or less
memcpy(&config->block_entries[config->total_entries].offset_or_data, data, size);
}
++config->total_entries;
return RESULT_SUCCESS;
}
ResultCode Module::DeleteConfigNANDSaveFile() {
FileSys::Path path("/config");
return Service::FS::DeleteFileFromArchive(cfg_system_save_data_archive, path);
}
ResultCode Module::UpdateConfigNANDSavegame() {
FileSys::Mode mode = {};
mode.write_flag.Assign(1);
mode.create_flag.Assign(1);
FileSys::Path path("/config");
auto config_result = Service::FS::OpenFileFromArchive(cfg_system_save_data_archive, path, mode);
ASSERT_MSG(config_result.Succeeded(), "could not open file");
auto config = std::move(config_result).Unwrap();
config->backend->Write(0, CONFIG_SAVEFILE_SIZE, 1, cfg_config_file_buffer.data());
return RESULT_SUCCESS;
}
ResultCode Module::FormatConfig() {
ResultCode res = DeleteConfigNANDSaveFile();
// The delete command fails if the file doesn't exist, so we have to check that too
if (!res.IsSuccess() && res != FileSys::ERROR_FILE_NOT_FOUND) {
return res;
}
// Delete the old data
cfg_config_file_buffer.fill(0);
// Create the header
SaveFileConfig* config = reinterpret_cast<SaveFileConfig*>(cfg_config_file_buffer.data());
// This value is hardcoded, taken from 3dbrew, verified by hardware, it's always the same value
config->data_entries_offset = 0x455C;
// Insert the default blocks
u8 zero_buffer[0xC0] = {};
// 0x00030001 - Unknown
res = CreateConfigInfoBlk(0x00030001, 0x8, 0xE, zero_buffer);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(StereoCameraSettingsBlockID, sizeof(STEREO_CAMERA_SETTINGS), 0xE,
STEREO_CAMERA_SETTINGS.data());
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(SoundOutputModeBlockID, sizeof(SOUND_OUTPUT_MODE), 0xE,
&SOUND_OUTPUT_MODE);
if (!res.IsSuccess())
return res;
u32 random_number;
u64 console_id;
GenerateConsoleUniqueId(random_number, console_id);
u64_le console_id_le = console_id;
res = CreateConfigInfoBlk(ConsoleUniqueID1BlockID, sizeof(console_id_le), 0xE, &console_id_le);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(ConsoleUniqueID2BlockID, sizeof(console_id_le), 0xE, &console_id_le);
if (!res.IsSuccess())
return res;
u32_le random_number_le = random_number;
res = CreateConfigInfoBlk(ConsoleUniqueID3BlockID, sizeof(random_number_le), 0xE,
&random_number_le);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(UsernameBlockID, sizeof(CONSOLE_USERNAME_BLOCK), 0xE,
&CONSOLE_USERNAME_BLOCK);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(BirthdayBlockID, sizeof(PROFILE_BIRTHDAY), 0xE, &PROFILE_BIRTHDAY);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(LanguageBlockID, sizeof(CONSOLE_LANGUAGE), 0xE, &CONSOLE_LANGUAGE);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(CountryInfoBlockID, sizeof(COUNTRY_INFO), 0xE, &COUNTRY_INFO);
if (!res.IsSuccess())
return res;
u16_le country_name_buffer[16][0x40] = {};
std::u16string region_name = Common::UTF8ToUTF16("Gensokyo");
for (size_t i = 0; i < 16; ++i) {
std::copy(region_name.cbegin(), region_name.cend(), country_name_buffer[i]);
}
// 0x000B0001 - Localized names for the profile Country
res = CreateConfigInfoBlk(CountryNameBlockID, sizeof(country_name_buffer), 0xE,
country_name_buffer);
if (!res.IsSuccess())
return res;
// 0x000B0002 - Localized names for the profile State/Province
res = CreateConfigInfoBlk(StateNameBlockID, sizeof(country_name_buffer), 0xE,
country_name_buffer);
if (!res.IsSuccess())
return res;
// 0x000B0003 - Unknown, related to country/address (zip code?)
res = CreateConfigInfoBlk(0x000B0003, 0x4, 0xE, zero_buffer);
if (!res.IsSuccess())
return res;
// 0x000C0000 - Unknown
res = CreateConfigInfoBlk(0x000C0000, 0xC0, 0xE, zero_buffer);
if (!res.IsSuccess())
return res;
// 0x000C0001 - Unknown
res = CreateConfigInfoBlk(0x000C0001, 0x14, 0xE, zero_buffer);
if (!res.IsSuccess())
return res;
// 0x000D0000 - Accepted EULA version
res = CreateConfigInfoBlk(EULAVersionBlockID, 0x4, 0xE, zero_buffer);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(ConsoleModelBlockID, sizeof(CONSOLE_MODEL), 0xC, &CONSOLE_MODEL);
if (!res.IsSuccess())
return res;
// 0x00170000 - Unknown
res = CreateConfigInfoBlk(0x00170000, 0x4, 0xE, zero_buffer);
if (!res.IsSuccess())
return res;
// Save the buffer to the file
res = UpdateConfigNANDSavegame();
if (!res.IsSuccess())
return res;
return RESULT_SUCCESS;
}
ResultCode Module::LoadConfigNANDSaveFile() {
// Open the SystemSaveData archive 0x00010017
FileSys::Path archive_path(cfg_system_savedata_id);
auto archive_result =
Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SystemSaveData, archive_path);
// If the archive didn't exist, create the files inside
if (archive_result.Code() == FileSys::ERR_NOT_FORMATTED) {
// Format the archive to create the directories
Service::FS::FormatArchive(Service::FS::ArchiveIdCode::SystemSaveData,
FileSys::ArchiveFormatInfo(), archive_path);
// Open it again to get a valid archive now that the folder exists
archive_result =
Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SystemSaveData, archive_path);
}
ASSERT_MSG(archive_result.Succeeded(), "Could not open the CFG SystemSaveData archive!");
cfg_system_save_data_archive = *archive_result;
FileSys::Path config_path("/config");
FileSys::Mode open_mode = {};
open_mode.read_flag.Assign(1);
auto config_result = Service::FS::OpenFileFromArchive(*archive_result, config_path, open_mode);
// Read the file if it already exists
if (config_result.Succeeded()) {
auto config = std::move(config_result).Unwrap();
config->backend->Read(0, CONFIG_SAVEFILE_SIZE, cfg_config_file_buffer.data());
return RESULT_SUCCESS;
}
return FormatConfig();
}
Module::Module() {
LoadConfigNANDSaveFile();
}
Module::~Module() = default;
/// Checks if the language is available in the chosen region, and returns a proper one
static SystemLanguage AdjustLanguageInfoBlock(u32 region, SystemLanguage language) {
static const std::array<std::vector<SystemLanguage>, 7> region_languages{{
// JPN
{LANGUAGE_JP},
// USA
{LANGUAGE_EN, LANGUAGE_FR, LANGUAGE_ES, LANGUAGE_PT},
// EUR
{LANGUAGE_EN, LANGUAGE_FR, LANGUAGE_DE, LANGUAGE_IT, LANGUAGE_ES, LANGUAGE_NL, LANGUAGE_PT,
LANGUAGE_RU},
// AUS
{LANGUAGE_EN, LANGUAGE_FR, LANGUAGE_DE, LANGUAGE_IT, LANGUAGE_ES, LANGUAGE_NL, LANGUAGE_PT,
LANGUAGE_RU},
// CHN
{LANGUAGE_ZH},
// KOR
{LANGUAGE_KO},
// TWN
{LANGUAGE_TW},
}};
const auto& available = region_languages[region];
if (std::find(available.begin(), available.end(), language) == available.end()) {
return available[0];
}
return language;
}
void Module::SetPreferredRegionCode(u32 region_code) {
preferred_region_code = region_code;
LOG_INFO(Service_CFG, "Preferred region code set to {}", preferred_region_code);
if (Settings::values.region_value == Settings::REGION_VALUE_AUTO_SELECT) {
const SystemLanguage current_language = GetSystemLanguage();
const SystemLanguage adjusted_language =
AdjustLanguageInfoBlock(region_code, current_language);
if (current_language != adjusted_language) {
LOG_WARNING(Service_CFG, "System language {} does not fit the region. Adjusted to {}",
static_cast<int>(current_language), static_cast<int>(adjusted_language));
SetSystemLanguage(adjusted_language);
}
}
}
void Module::SetUsername(const std::u16string& name) {
ASSERT(name.size() <= 10);
UsernameBlock block{};
name.copy(block.username, name.size());
SetConfigInfoBlock(UsernameBlockID, sizeof(block), 4, &block);
}
std::u16string Module::GetUsername() {
UsernameBlock block;
GetConfigInfoBlock(UsernameBlockID, sizeof(block), 8, &block);
// the username string in the block isn't null-terminated,
// so we need to find the end manually.
std::u16string username(block.username, ARRAY_SIZE(block.username));
const size_t pos = username.find(u'\0');
if (pos != std::u16string::npos)
username.erase(pos);
return username;
}
void Module::SetBirthday(u8 month, u8 day) {
BirthdayBlock block = {month, day};
SetConfigInfoBlock(BirthdayBlockID, sizeof(block), 4, &block);
}
std::tuple<u8, u8> Module::GetBirthday() {
BirthdayBlock block;
GetConfigInfoBlock(BirthdayBlockID, sizeof(block), 8, &block);
return std::make_tuple(block.month, block.day);
}
void Module::SetSystemLanguage(SystemLanguage language) {
u8 block = language;
SetConfigInfoBlock(LanguageBlockID, sizeof(block), 4, &block);
}
SystemLanguage Module::GetSystemLanguage() {
u8 block;
GetConfigInfoBlock(LanguageBlockID, sizeof(block), 8, &block);
return static_cast<SystemLanguage>(block);
}
void Module::SetSoundOutputMode(SoundOutputMode mode) {
u8 block = mode;
SetConfigInfoBlock(SoundOutputModeBlockID, sizeof(block), 4, &block);
}
SoundOutputMode Module::GetSoundOutputMode() {
u8 block;
GetConfigInfoBlock(SoundOutputModeBlockID, sizeof(block), 8, &block);
return static_cast<SoundOutputMode>(block);
}
void Module::SetCountryCode(u8 country_code) {
ConsoleCountryInfo block = {{0, 0, 0}, country_code};
SetConfigInfoBlock(CountryInfoBlockID, sizeof(block), 4, &block);
}
u8 Module::GetCountryCode() {
ConsoleCountryInfo block;
GetConfigInfoBlock(CountryInfoBlockID, sizeof(block), 8, &block);
return block.country_code;
}
void Module::GenerateConsoleUniqueId(u32& random_number, u64& console_id) {
CryptoPP::AutoSeededRandomPool rng;
random_number = rng.GenerateWord32(0, 0xFFFF);
u64_le local_friend_code_seed;
rng.GenerateBlock(reinterpret_cast<CryptoPP::byte*>(&local_friend_code_seed),
sizeof(local_friend_code_seed));
console_id = (local_friend_code_seed & 0x3FFFFFFFF) | (static_cast<u64>(random_number) << 48);
}
ResultCode Module::SetConsoleUniqueId(u32 random_number, u64 console_id) {
u64_le console_id_le = console_id;
ResultCode res =
SetConfigInfoBlock(ConsoleUniqueID1BlockID, sizeof(console_id_le), 0xE, &console_id_le);
if (!res.IsSuccess())
return res;
res = SetConfigInfoBlock(ConsoleUniqueID2BlockID, sizeof(console_id_le), 0xE, &console_id_le);
if (!res.IsSuccess())
return res;
u32_le random_number_le = random_number;
res = SetConfigInfoBlock(ConsoleUniqueID3BlockID, sizeof(random_number_le), 0xE,
&random_number_le);
if (!res.IsSuccess())
return res;
return RESULT_SUCCESS;
}
u64 Module::GetConsoleUniqueId() {
u64_le console_id_le;
GetConfigInfoBlock(ConsoleUniqueID2BlockID, sizeof(console_id_le), 0xE, &console_id_le);
return console_id_le;
}
void InstallInterfaces(SM::ServiceManager& service_manager) {
auto cfg = std::make_shared<Module>();
std::make_shared<CFG_I>(cfg)->InstallAsService(service_manager);
std::make_shared<CFG_S>(cfg)->InstallAsService(service_manager);
std::make_shared<CFG_U>(cfg)->InstallAsService(service_manager);
std::make_shared<CFG_NOR>()->InstallAsService(service_manager);
current_cfg = cfg;
}
} // namespace CFG
} // namespace Service