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Diffstat (limited to '')
| -rw-r--r-- | src/core/hle/service/nfp/nfp_device.cpp | 719 |
1 files changed, 0 insertions, 719 deletions
diff --git a/src/core/hle/service/nfp/nfp_device.cpp b/src/core/hle/service/nfp/nfp_device.cpp deleted file mode 100644 index c860fd1a1..000000000 --- a/src/core/hle/service/nfp/nfp_device.cpp +++ /dev/null @@ -1,719 +0,0 @@ -// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project -// SPDX-License-Identifier: GPL-2.0-or-later - -#include <array> - -#include "common/input.h" -#include "common/logging/log.h" -#include "common/string_util.h" -#include "common/tiny_mt.h" -#include "core/core.h" -#include "core/hid/emulated_controller.h" -#include "core/hid/hid_core.h" -#include "core/hid/hid_types.h" -#include "core/hle/ipc_helpers.h" -#include "core/hle/kernel/k_event.h" -#include "core/hle/service/mii/mii_manager.h" -#include "core/hle/service/mii/types.h" -#include "core/hle/service/nfp/amiibo_crypto.h" -#include "core/hle/service/nfp/nfp_device.h" -#include "core/hle/service/nfp/nfp_result.h" -#include "core/hle/service/nfp/nfp_user.h" -#include "core/hle/service/time/time_manager.h" -#include "core/hle/service/time/time_zone_content_manager.h" -#include "core/hle/service/time/time_zone_types.h" - -namespace Service::NFP { -NfpDevice::NfpDevice(Core::HID::NpadIdType npad_id_, Core::System& system_, - KernelHelpers::ServiceContext& service_context_, - Kernel::KEvent* availability_change_event_) - : npad_id{npad_id_}, system{system_}, service_context{service_context_}, - availability_change_event{availability_change_event_} { - activate_event = service_context.CreateEvent("IUser:NFPActivateEvent"); - deactivate_event = service_context.CreateEvent("IUser:NFPDeactivateEvent"); - npad_device = system.HIDCore().GetEmulatedController(npad_id); - - Core::HID::ControllerUpdateCallback engine_callback{ - .on_change = [this](Core::HID::ControllerTriggerType type) { NpadUpdate(type); }, - .is_npad_service = false, - }; - is_controller_set = true; - callback_key = npad_device->SetCallback(engine_callback); - - auto& standard_steady_clock{system.GetTimeManager().GetStandardSteadyClockCore()}; - current_posix_time = standard_steady_clock.GetCurrentTimePoint(system).time_point; -} - -NfpDevice::~NfpDevice() { - activate_event->Close(); - deactivate_event->Close(); - if (!is_controller_set) { - return; - } - npad_device->DeleteCallback(callback_key); - is_controller_set = false; -}; - -void NfpDevice::NpadUpdate(Core::HID::ControllerTriggerType type) { - if (type == Core::HID::ControllerTriggerType::Connected || - type == Core::HID::ControllerTriggerType::Disconnected) { - availability_change_event->Signal(); - return; - } - - if (type != Core::HID::ControllerTriggerType::Nfc) { - return; - } - - if (!npad_device->IsConnected()) { - return; - } - - const auto nfc_status = npad_device->GetNfc(); - switch (nfc_status.state) { - case Common::Input::NfcState::NewAmiibo: - LoadAmiibo(nfc_status.data); - break; - case Common::Input::NfcState::AmiiboRemoved: - if (device_state == DeviceState::Initialized || device_state == DeviceState::TagRemoved) { - break; - } - if (device_state != DeviceState::SearchingForTag) { - CloseAmiibo(); - } - break; - default: - break; - } -} - -bool NfpDevice::LoadAmiibo(std::span<const u8> data) { - if (device_state != DeviceState::SearchingForTag) { - LOG_ERROR(Service_NFP, "Game is not looking for amiibos, current state {}", device_state); - return false; - } - - if (data.size() != sizeof(EncryptedNTAG215File)) { - LOG_ERROR(Service_NFP, "Not an amiibo, size={}", data.size()); - return false; - } - - // TODO: Filter by allowed_protocols here - - memcpy(&encrypted_tag_data, data.data(), sizeof(EncryptedNTAG215File)); - - device_state = DeviceState::TagFound; - deactivate_event->GetReadableEvent().Clear(); - activate_event->Signal(); - return true; -} - -void NfpDevice::CloseAmiibo() { - LOG_INFO(Service_NFP, "Remove amiibo"); - - if (device_state == DeviceState::TagMounted) { - Unmount(); - } - - device_state = DeviceState::TagRemoved; - encrypted_tag_data = {}; - tag_data = {}; - activate_event->GetReadableEvent().Clear(); - deactivate_event->Signal(); -} - -Kernel::KReadableEvent& NfpDevice::GetActivateEvent() const { - return activate_event->GetReadableEvent(); -} - -Kernel::KReadableEvent& NfpDevice::GetDeactivateEvent() const { - return deactivate_event->GetReadableEvent(); -} - -void NfpDevice::Initialize() { - device_state = npad_device->HasNfc() ? DeviceState::Initialized : DeviceState::Unavailable; - encrypted_tag_data = {}; - tag_data = {}; -} - -void NfpDevice::Finalize() { - if (device_state == DeviceState::TagMounted) { - Unmount(); - } - if (device_state == DeviceState::SearchingForTag || device_state == DeviceState::TagRemoved) { - StopDetection(); - } - device_state = DeviceState::Unavailable; -} - -Result NfpDevice::StartDetection(TagProtocol allowed_protocol) { - if (device_state != DeviceState::Initialized && device_state != DeviceState::TagRemoved) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - return WrongDeviceState; - } - - if (!npad_device->SetPollingMode(Common::Input::PollingMode::NFC)) { - LOG_ERROR(Service_NFP, "Nfc not supported"); - return NfcDisabled; - } - - device_state = DeviceState::SearchingForTag; - allowed_protocols = allowed_protocol; - return ResultSuccess; -} - -Result NfpDevice::StopDetection() { - npad_device->SetPollingMode(Common::Input::PollingMode::Active); - - if (device_state == DeviceState::Initialized) { - return ResultSuccess; - } - - if (device_state == DeviceState::TagFound || device_state == DeviceState::TagMounted) { - CloseAmiibo(); - return ResultSuccess; - } - if (device_state == DeviceState::SearchingForTag || device_state == DeviceState::TagRemoved) { - device_state = DeviceState::Initialized; - return ResultSuccess; - } - - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - return WrongDeviceState; -} - -Result NfpDevice::Flush() { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - auto& settings = tag_data.settings; - - const auto& current_date = GetAmiiboDate(current_posix_time); - if (settings.write_date.raw_date != current_date.raw_date) { - settings.write_date = current_date; - settings.crc_counter++; - // TODO: Find how to calculate the crc check - // settings.crc = CalculateCRC(settings); - } - - tag_data.write_counter++; - - if (!AmiiboCrypto::EncodeAmiibo(tag_data, encrypted_tag_data)) { - LOG_ERROR(Service_NFP, "Failed to encode data"); - return WriteAmiiboFailed; - } - - std::vector<u8> data(sizeof(encrypted_tag_data)); - memcpy(data.data(), &encrypted_tag_data, sizeof(encrypted_tag_data)); - - if (!npad_device->WriteNfc(data)) { - LOG_ERROR(Service_NFP, "Error writing to file"); - return WriteAmiiboFailed; - } - - is_data_moddified = false; - - return ResultSuccess; -} - -Result NfpDevice::Mount(MountTarget mount_target_) { - if (device_state != DeviceState::TagFound) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - return WrongDeviceState; - } - - if (!AmiiboCrypto::IsAmiiboValid(encrypted_tag_data)) { - LOG_ERROR(Service_NFP, "Not an amiibo"); - return NotAnAmiibo; - } - - // Mark amiibos as read only when keys are missing - if (!AmiiboCrypto::IsKeyAvailable()) { - LOG_ERROR(Service_NFP, "No keys detected"); - device_state = DeviceState::TagMounted; - mount_target = MountTarget::Rom; - return ResultSuccess; - } - - if (!AmiiboCrypto::DecodeAmiibo(encrypted_tag_data, tag_data)) { - LOG_ERROR(Service_NFP, "Can't decode amiibo {}", device_state); - return CorruptedData; - } - - device_state = DeviceState::TagMounted; - mount_target = mount_target_; - return ResultSuccess; -} - -Result NfpDevice::Unmount() { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - // Save data before unloading the amiibo - if (is_data_moddified) { - Flush(); - } - - device_state = DeviceState::TagFound; - mount_target = MountTarget::None; - is_app_area_open = false; - - return ResultSuccess; -} - -Result NfpDevice::GetTagInfo(TagInfo& tag_info) const { - if (device_state != DeviceState::TagFound && device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - tag_info = { - .uuid = encrypted_tag_data.uuid.uid, - .uuid_length = static_cast<u8>(encrypted_tag_data.uuid.uid.size()), - .protocol = TagProtocol::TypeA, - .tag_type = TagType::Type2, - }; - - return ResultSuccess; -} - -Result NfpDevice::GetCommonInfo(CommonInfo& common_info) const { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - const auto& settings = tag_data.settings; - - // TODO: Validate this data - common_info = { - .last_write_date = settings.write_date.GetWriteDate(), - .write_counter = tag_data.write_counter, - .version = 0, - .application_area_size = sizeof(ApplicationArea), - }; - return ResultSuccess; -} - -Result NfpDevice::GetModelInfo(ModelInfo& model_info) const { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - const auto& model_info_data = encrypted_tag_data.user_memory.model_info; - model_info = { - .character_id = model_info_data.character_id, - .character_variant = model_info_data.character_variant, - .amiibo_type = model_info_data.amiibo_type, - .model_number = model_info_data.model_number, - .series = model_info_data.series, - }; - return ResultSuccess; -} - -Result NfpDevice::GetRegisterInfo(RegisterInfo& register_info) const { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - if (tag_data.settings.settings.amiibo_initialized == 0) { - return RegistrationIsNotInitialized; - } - - Service::Mii::MiiManager manager; - const auto& settings = tag_data.settings; - - // TODO: Validate this data - register_info = { - .mii_char_info = manager.ConvertV3ToCharInfo(tag_data.owner_mii), - .creation_date = settings.init_date.GetWriteDate(), - .amiibo_name = GetAmiiboName(settings), - .font_region = {}, - }; - - return ResultSuccess; -} - -Result NfpDevice::SetNicknameAndOwner(const AmiiboName& amiibo_name) { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - Service::Mii::MiiManager manager; - auto& settings = tag_data.settings; - - settings.init_date = GetAmiiboDate(current_posix_time); - settings.write_date = GetAmiiboDate(current_posix_time); - settings.crc_counter++; - // TODO: Find how to calculate the crc check - // settings.crc = CalculateCRC(settings); - - SetAmiiboName(settings, amiibo_name); - tag_data.owner_mii = manager.ConvertCharInfoToV3(manager.BuildDefault(0)); - settings.settings.amiibo_initialized.Assign(1); - - return Flush(); -} - -Result NfpDevice::RestoreAmiibo() { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - // TODO: Load amiibo from backup on system - LOG_ERROR(Service_NFP, "Not Implemented"); - return ResultSuccess; -} - -Result NfpDevice::DeleteAllData() { - const auto result = DeleteApplicationArea(); - if (result.IsError()) { - return result; - } - - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - Common::TinyMT rng{}; - rng.GenerateRandomBytes(&tag_data.owner_mii, sizeof(tag_data.owner_mii)); - tag_data.settings.settings.amiibo_initialized.Assign(0); - - return Flush(); -} - -Result NfpDevice::OpenApplicationArea(u32 access_id) { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - if (tag_data.settings.settings.appdata_initialized.Value() == 0) { - LOG_WARNING(Service_NFP, "Application area is not initialized"); - return ApplicationAreaIsNotInitialized; - } - - if (tag_data.application_area_id != access_id) { - LOG_WARNING(Service_NFP, "Wrong application area id"); - return WrongApplicationAreaId; - } - - is_app_area_open = true; - - return ResultSuccess; -} - -Result NfpDevice::GetApplicationAreaId(u32& application_area_id) const { - application_area_id = {}; - - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - if (tag_data.settings.settings.appdata_initialized.Value() == 0) { - LOG_WARNING(Service_NFP, "Application area is not initialized"); - return ApplicationAreaIsNotInitialized; - } - - application_area_id = tag_data.application_area_id; - - return ResultSuccess; -} - -Result NfpDevice::GetApplicationArea(std::vector<u8>& data) const { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - if (!is_app_area_open) { - LOG_ERROR(Service_NFP, "Application area is not open"); - return WrongDeviceState; - } - - if (tag_data.settings.settings.appdata_initialized.Value() == 0) { - LOG_ERROR(Service_NFP, "Application area is not initialized"); - return ApplicationAreaIsNotInitialized; - } - - if (data.size() > sizeof(ApplicationArea)) { - data.resize(sizeof(ApplicationArea)); - } - - memcpy(data.data(), tag_data.application_area.data(), data.size()); - - return ResultSuccess; -} - -Result NfpDevice::SetApplicationArea(std::span<const u8> data) { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - if (!is_app_area_open) { - LOG_ERROR(Service_NFP, "Application area is not open"); - return WrongDeviceState; - } - - if (tag_data.settings.settings.appdata_initialized.Value() == 0) { - LOG_ERROR(Service_NFP, "Application area is not initialized"); - return ApplicationAreaIsNotInitialized; - } - - if (data.size() > sizeof(ApplicationArea)) { - LOG_ERROR(Service_NFP, "Wrong data size {}", data.size()); - return ResultUnknown; - } - - Common::TinyMT rng{}; - std::memcpy(tag_data.application_area.data(), data.data(), data.size()); - // Fill remaining data with random numbers - rng.GenerateRandomBytes(tag_data.application_area.data() + data.size(), - sizeof(ApplicationArea) - data.size()); - - tag_data.applicaton_write_counter++; - is_data_moddified = true; - - return ResultSuccess; -} - -Result NfpDevice::CreateApplicationArea(u32 access_id, std::span<const u8> data) { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (tag_data.settings.settings.appdata_initialized.Value() != 0) { - LOG_ERROR(Service_NFP, "Application area already exist"); - return ApplicationAreaExist; - } - - return RecreateApplicationArea(access_id, data); -} - -Result NfpDevice::RecreateApplicationArea(u32 access_id, std::span<const u8> data) { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - if (data.size() > sizeof(ApplicationArea)) { - LOG_ERROR(Service_NFP, "Wrong data size {}", data.size()); - return WrongApplicationAreaSize; - } - - Common::TinyMT rng{}; - std::memcpy(tag_data.application_area.data(), data.data(), data.size()); - // Fill remaining data with random numbers - rng.GenerateRandomBytes(tag_data.application_area.data() + data.size(), - sizeof(ApplicationArea) - data.size()); - - // TODO: Investigate why the title id needs to be moddified - tag_data.title_id = system.GetCurrentProcessProgramID(); - tag_data.title_id = tag_data.title_id | 0x30000000ULL; - tag_data.settings.settings.appdata_initialized.Assign(1); - tag_data.application_area_id = access_id; - tag_data.applicaton_write_counter++; - tag_data.unknown = {}; - - return Flush(); -} - -Result NfpDevice::DeleteApplicationArea() { - if (device_state != DeviceState::TagMounted) { - LOG_ERROR(Service_NFP, "Wrong device state {}", device_state); - if (device_state == DeviceState::TagRemoved) { - return TagRemoved; - } - return WrongDeviceState; - } - - if (mount_target == MountTarget::None || mount_target == MountTarget::Rom) { - LOG_ERROR(Service_NFP, "Amiibo is read only", device_state); - return WrongDeviceState; - } - - Common::TinyMT rng{}; - rng.GenerateRandomBytes(tag_data.application_area.data(), sizeof(ApplicationArea)); - rng.GenerateRandomBytes(&tag_data.title_id, sizeof(u64)); - rng.GenerateRandomBytes(&tag_data.application_area_id, sizeof(u32)); - tag_data.settings.settings.appdata_initialized.Assign(0); - tag_data.applicaton_write_counter++; - tag_data.unknown = {}; - - return Flush(); -} - -u64 NfpDevice::GetHandle() const { - // Generate a handle based of the npad id - return static_cast<u64>(npad_id); -} - -u32 NfpDevice::GetApplicationAreaSize() const { - return sizeof(ApplicationArea); -} - -DeviceState NfpDevice::GetCurrentState() const { - return device_state; -} - -Core::HID::NpadIdType NfpDevice::GetNpadId() const { - return npad_id; -} - -AmiiboName NfpDevice::GetAmiiboName(const AmiiboSettings& settings) const { - std::array<char16_t, amiibo_name_length> settings_amiibo_name{}; - AmiiboName amiibo_name{}; - - // Convert from big endian to little endian - for (std::size_t i = 0; i < amiibo_name_length; i++) { - settings_amiibo_name[i] = static_cast<u16>(settings.amiibo_name[i]); - } - - // Convert from utf16 to utf8 - const auto amiibo_name_utf8 = Common::UTF16ToUTF8(settings_amiibo_name.data()); - memcpy(amiibo_name.data(), amiibo_name_utf8.data(), amiibo_name_utf8.size()); - - return amiibo_name; -} - -void NfpDevice::SetAmiiboName(AmiiboSettings& settings, const AmiiboName& amiibo_name) { - std::array<char16_t, amiibo_name_length> settings_amiibo_name{}; - - // Convert from utf8 to utf16 - const auto amiibo_name_utf16 = Common::UTF8ToUTF16(amiibo_name.data()); - memcpy(settings_amiibo_name.data(), amiibo_name_utf16.data(), - amiibo_name_utf16.size() * sizeof(char16_t)); - - // Convert from little endian to big endian - for (std::size_t i = 0; i < amiibo_name_length; i++) { - settings.amiibo_name[i] = static_cast<u16_be>(settings_amiibo_name[i]); - } -} - -AmiiboDate NfpDevice::GetAmiiboDate(s64 posix_time) const { - const auto& time_zone_manager = - system.GetTimeManager().GetTimeZoneContentManager().GetTimeZoneManager(); - Time::TimeZone::CalendarInfo calendar_info{}; - AmiiboDate amiibo_date{}; - - amiibo_date.SetYear(2000); - amiibo_date.SetMonth(1); - amiibo_date.SetDay(1); - - if (time_zone_manager.ToCalendarTime({}, posix_time, calendar_info) == ResultSuccess) { - amiibo_date.SetYear(calendar_info.time.year); - amiibo_date.SetMonth(calendar_info.time.month); - amiibo_date.SetDay(calendar_info.time.day); - } - - return amiibo_date; -} - -} // namespace Service::NFP |