// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <cstring>
#include "common/assert.h"
#include "common/file_util.h"
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/hle/service/mii/mii_manager.h"
namespace Service::Mii {
namespace {
constexpr char MII_SAVE_DATABASE_PATH[] = "/system/save/8000000000000030/MiiDatabase.dat";
constexpr std::array<char16_t, 11> DEFAULT_MII_NAME = {u'y', u'u', u'z', u'u', u'\0'};
// This value was retrieved from HW test
constexpr MiiStoreData DEFAULT_MII = {
{
0x21, 0x40, 0x40, 0x01, 0x08, 0x01, 0x13, 0x08, 0x08, 0x02, 0x17, 0x8C, 0x06, 0x01,
0x69, 0x6D, 0x8A, 0x6A, 0x82, 0x14, 0x00, 0x00, 0x00, 0x20, 0x64, 0x72, 0x44, 0x44,
},
{'y', 'u', 'z', 'u', '\0'},
Common::UUID{1, 0},
0,
0,
};
// Default values taken from multiple real databases
const MiiDatabase DEFAULT_MII_DATABASE{Common::MakeMagic('N', 'F', 'D', 'B'), {}, {1}, 0, 0};
template <typename T, std::size_t SourceArraySize, std::size_t DestArraySize>
std::array<T, DestArraySize> ResizeArray(const std::array<T, SourceArraySize>& in) {
std::array<T, DestArraySize> out{};
std::memcpy(out.data(), in.data(), sizeof(T) * std::min(SourceArraySize, DestArraySize));
return out;
}
MiiInfo ConvertStoreDataToInfo(const MiiStoreData& data) {
MiiStoreBitFields bf{};
std::memcpy(&bf, data.data.data(), sizeof(MiiStoreBitFields));
return {
data.uuid,
ResizeArray<char16_t, 10, 11>(data.name),
static_cast<u8>(bf.font_region.Value()),
static_cast<u8>(bf.favorite_color.Value()),
static_cast<u8>(bf.gender.Value()),
static_cast<u8>(bf.height.Value()),
static_cast<u8>(bf.weight.Value()),
static_cast<u8>(bf.mii_type.Value()),
static_cast<u8>(bf.mii_region.Value()),
static_cast<u8>(bf.face_type.Value()),
static_cast<u8>(bf.face_color.Value()),
static_cast<u8>(bf.face_wrinkle.Value()),
static_cast<u8>(bf.face_makeup.Value()),
static_cast<u8>(bf.hair_type.Value()),
static_cast<u8>(bf.hair_color.Value()),
static_cast<bool>(bf.hair_flip.Value()),
static_cast<u8>(bf.eye_type.Value()),
static_cast<u8>(bf.eye_color.Value()),
static_cast<u8>(bf.eye_scale.Value()),
static_cast<u8>(bf.eye_aspect.Value()),
static_cast<u8>(bf.eye_rotate.Value()),
static_cast<u8>(bf.eye_x.Value()),
static_cast<u8>(bf.eye_y.Value()),
static_cast<u8>(bf.eyebrow_type.Value()),
static_cast<u8>(bf.eyebrow_color.Value()),
static_cast<u8>(bf.eyebrow_scale.Value()),
static_cast<u8>(bf.eyebrow_aspect.Value()),
static_cast<u8>(bf.eyebrow_rotate.Value()),
static_cast<u8>(bf.eyebrow_x.Value()),
static_cast<u8>(bf.eyebrow_y.Value()),
static_cast<u8>(bf.nose_type.Value()),
static_cast<u8>(bf.nose_scale.Value()),
static_cast<u8>(bf.nose_y.Value()),
static_cast<u8>(bf.mouth_type.Value()),
static_cast<u8>(bf.mouth_color.Value()),
static_cast<u8>(bf.mouth_scale.Value()),
static_cast<u8>(bf.mouth_aspect.Value()),
static_cast<u8>(bf.mouth_y.Value()),
static_cast<u8>(bf.facial_hair_color.Value()),
static_cast<u8>(bf.beard_type.Value()),
static_cast<u8>(bf.mustache_type.Value()),
static_cast<u8>(bf.mustache_scale.Value()),
static_cast<u8>(bf.mustache_y.Value()),
static_cast<u8>(bf.glasses_type.Value()),
static_cast<u8>(bf.glasses_color.Value()),
static_cast<u8>(bf.glasses_scale.Value()),
static_cast<u8>(bf.glasses_y.Value()),
static_cast<u8>(bf.mole_type.Value()),
static_cast<u8>(bf.mole_scale.Value()),
static_cast<u8>(bf.mole_x.Value()),
static_cast<u8>(bf.mole_y.Value()),
0x00,
};
}
MiiStoreData ConvertInfoToStoreData(const MiiInfo& info) {
MiiStoreData out{};
out.name = ResizeArray<char16_t, 11, 10>(info.name);
out.uuid = info.uuid;
MiiStoreBitFields bf{};
bf.hair_type.Assign(info.hair_type);
bf.mole_type.Assign(info.mole_type);
bf.height.Assign(info.height);
bf.hair_flip.Assign(info.hair_flip);
bf.weight.Assign(info.weight);
bf.hair_color.Assign(info.hair_color);
bf.gender.Assign(info.gender);
bf.eye_color.Assign(info.eye_color);
bf.eyebrow_color.Assign(info.eyebrow_color);
bf.mouth_color.Assign(info.mouth_color);
bf.facial_hair_color.Assign(info.facial_hair_color);
bf.mii_type.Assign(info.mii_type);
bf.glasses_color.Assign(info.glasses_color);
bf.font_region.Assign(info.font_region);
bf.eye_type.Assign(info.eye_type);
bf.mii_region.Assign(info.mii_region);
bf.mouth_type.Assign(info.mouth_type);
bf.glasses_scale.Assign(info.glasses_scale);
bf.eye_y.Assign(info.eye_y);
bf.mustache_type.Assign(info.mustache_type);
bf.eyebrow_type.Assign(info.eyebrow_type);
bf.beard_type.Assign(info.beard_type);
bf.nose_type.Assign(info.nose_type);
bf.mouth_aspect.Assign(info.mouth_aspect_ratio);
bf.nose_y.Assign(info.nose_y);
bf.eyebrow_aspect.Assign(info.eyebrow_aspect_ratio);
bf.mouth_y.Assign(info.mouth_y);
bf.eye_rotate.Assign(info.eye_rotate);
bf.mustache_y.Assign(info.mustache_y);
bf.eye_aspect.Assign(info.eye_aspect_ratio);
bf.glasses_y.Assign(info.glasses_y);
bf.eye_scale.Assign(info.eye_scale);
bf.mole_x.Assign(info.mole_x);
bf.mole_y.Assign(info.mole_y);
bf.glasses_type.Assign(info.glasses_type);
bf.face_type.Assign(info.face_type);
bf.favorite_color.Assign(info.favorite_color);
bf.face_wrinkle.Assign(info.face_wrinkle);
bf.face_color.Assign(info.face_color);
bf.eye_x.Assign(info.eye_x);
bf.face_makeup.Assign(info.face_makeup);
bf.eyebrow_rotate.Assign(info.eyebrow_rotate);
bf.eyebrow_scale.Assign(info.eyebrow_scale);
bf.eyebrow_y.Assign(info.eyebrow_y);
bf.eyebrow_x.Assign(info.eyebrow_x);
bf.mouth_scale.Assign(info.mouth_scale);
bf.nose_scale.Assign(info.nose_scale);
bf.mole_scale.Assign(info.mole_scale);
bf.mustache_scale.Assign(info.mustache_scale);
std::memcpy(out.data.data(), &bf, sizeof(MiiStoreBitFields));
return out;
}
} // namespace
std::u16string MiiInfo::Name() const {
return Common::UTF16StringFromFixedZeroTerminatedBuffer(name.data(), name.size());
}
bool operator==(const MiiInfo& lhs, const MiiInfo& rhs) {
return std::memcmp(&lhs, &rhs, sizeof(MiiInfo)) == 0;
}
bool operator!=(const MiiInfo& lhs, const MiiInfo& rhs) {
return !operator==(lhs, rhs);
}
std::u16string MiiStoreData::Name() const {
return Common::UTF16StringFromFixedZeroTerminatedBuffer(name.data(), name.size());
}
MiiManager::MiiManager() = default;
MiiManager::~MiiManager() = default;
MiiInfo MiiManager::CreateRandom(RandomParameters params) {
LOG_WARNING(Service_Mii,
"(STUBBED) called with params={:08X}{:08X}{:08X}, returning default Mii",
params.unknown_1, params.unknown_2, params.unknown_3);
return ConvertStoreDataToInfo(CreateMiiWithUniqueUUID());
}
MiiInfo MiiManager::CreateDefault(u32 index) {
const auto new_mii = CreateMiiWithUniqueUUID();
database.miis.at(index) = new_mii;
EnsureDatabasePartition();
return ConvertStoreDataToInfo(new_mii);
}
bool MiiManager::Empty() const {
return Size() == 0;
}
bool MiiManager::Full() const {
return Size() == MAX_MIIS;
}
void MiiManager::Clear() {
std::fill(database.miis.begin(), database.miis.end(), MiiStoreData{});
}
u32 MiiManager::Size() const {
return static_cast<u32>(std::count_if(database.miis.begin(), database.miis.end(),
[](const MiiStoreData& elem) { return elem.uuid; }));
}
MiiInfo MiiManager::GetInfo(u32 index) const {
return ConvertStoreDataToInfo(GetStoreData(index));
}
MiiInfoElement MiiManager::GetInfoElement(u32 index) const {
return {GetInfo(index), Source::Database};
}
MiiStoreData MiiManager::GetStoreData(u32 index) const {
return database.miis.at(index);
}
MiiStoreDataElement MiiManager::GetStoreDataElement(u32 index) const {
return {GetStoreData(index), Source::Database};
}
bool MiiManager::Remove(Common::UUID uuid) {
const auto iter = std::find_if(database.miis.begin(), database.miis.end(),
[uuid](const MiiStoreData& elem) { return elem.uuid == uuid; });
if (iter == database.miis.end())
return false;
*iter = MiiStoreData{};
EnsureDatabasePartition();
return true;
}
u32 MiiManager::IndexOf(Common::UUID uuid) const {
const auto iter = std::find_if(database.miis.begin(), database.miis.end(),
[uuid](const MiiStoreData& elem) { return elem.uuid == uuid; });
if (iter == database.miis.end())
return INVALID_INDEX;
return static_cast<u32>(std::distance(database.miis.begin(), iter));
}
u32 MiiManager::IndexOf(const MiiInfo& info) const {
const auto iter =
std::find_if(database.miis.begin(), database.miis.end(), [&info](const MiiStoreData& elem) {
return ConvertStoreDataToInfo(elem) == info;
});
if (iter == database.miis.end())
return INVALID_INDEX;
return static_cast<u32>(std::distance(database.miis.begin(), iter));
}
bool MiiManager::Move(Common::UUID uuid, u32 new_index) {
const auto index = IndexOf(uuid);
if (index == INVALID_INDEX || new_index >= MAX_MIIS)
return false;
const auto moving = database.miis[index];
const auto replacing = database.miis[new_index];
if (replacing.uuid) {
database.miis[index] = replacing;
database.miis[new_index] = moving;
} else {
database.miis[index] = MiiStoreData{};
database.miis[new_index] = moving;
}
EnsureDatabasePartition();
return true;
}
bool MiiManager::AddOrReplace(const MiiStoreData& data) {
const auto index = IndexOf(data.uuid);
if (index == INVALID_INDEX) {
const auto size = Size();
if (size == MAX_MIIS)
return false;
database.miis[size] = data;
} else {
database.miis[index] = data;
}
return true;
}
void MiiManager::WriteToFile() {
const auto raw_path =
FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + "/system/save/8000000000000030";
if (FileUtil::Exists(raw_path) && !FileUtil::IsDirectory(raw_path))
FileUtil::Delete(raw_path);
const auto path = FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + MII_SAVE_DATABASE_PATH;
if (!FileUtil::CreateFullPath(path)) {
LOG_WARNING(Service_Mii,
"Failed to create full path of MiiDatabase.dat. Create the directory "
"nand/system/save/8000000000000030 to mitigate this "
"issue.");
return;
}
FileUtil::IOFile save(path, "wb");
if (!save.IsOpen()) {
LOG_WARNING(Service_Mii, "Failed to write save data to file... No changes to user data "
"made in current session will be saved.");
return;
}
save.Resize(sizeof(MiiDatabase));
if (save.WriteBytes(&database, sizeof(MiiDatabase)) != sizeof(MiiDatabase)) {
LOG_WARNING(Service_Mii, "Failed to write all data to save file... Data may be malformed "
"and/or regenerated on next run.");
save.Resize(0);
}
}
void MiiManager::ReadFromFile() {
FileUtil::IOFile save(
FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + MII_SAVE_DATABASE_PATH, "rb");
if (!save.IsOpen()) {
LOG_WARNING(Service_ACC, "Failed to load profile data from save data... Generating new "
"blank Mii database with no Miis.");
std::memcpy(&database, &DEFAULT_MII_DATABASE, sizeof(MiiDatabase));
return;
}
if (save.ReadBytes(&database, sizeof(MiiDatabase)) != sizeof(MiiDatabase)) {
LOG_WARNING(Service_ACC, "MiiDatabase.dat is smaller than expected... Generating new blank "
"Mii database with no Miis.");
std::memcpy(&database, &DEFAULT_MII_DATABASE, sizeof(MiiDatabase));
return;
}
EnsureDatabasePartition();
}
MiiStoreData MiiManager::CreateMiiWithUniqueUUID() const {
auto new_mii = DEFAULT_MII;
do {
new_mii.uuid = Common::UUID::Generate();
} while (IndexOf(new_mii.uuid) == INVALID_INDEX);
return new_mii;
}
void MiiManager::EnsureDatabasePartition() {
std::stable_partition(database.miis.begin(), database.miis.end(),
[](const MiiStoreData& elem) { return elem.uuid; });
}
} // namespace Service::Mii