// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include <atomic>
#include "common/logging/log.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/nfp/nfp.h"
#include "core/hle/service/nfp/nfp_user.h"
namespace Service::NFP {
namespace ErrCodes {
constexpr ResultCode DeviceNotFound(ErrorModule::NFP, 64);
constexpr ResultCode WrongDeviceState(ErrorModule::NFP, 73);
constexpr ResultCode ApplicationAreaIsNotInitialized(ErrorModule::NFP, 128);
constexpr ResultCode NoApplicationArea(ErrorModule::NFP, 152);
constexpr ResultCode ApplicationAreaExist(ErrorModule::NFP, 168);
} // namespace ErrCodes
constexpr u32 ApplicationAreaSize = 0xD8;
IUser::IUser(Module::Interface& nfp_interface_, Core::System& system_)
: ServiceFramework{system_, "NFP::IUser"}, service_context{system_, service_name},
nfp_interface{nfp_interface_} {
static const FunctionInfo functions[] = {
{0, &IUser::Initialize, "Initialize"},
{1, &IUser::Finalize, "Finalize"},
{2, &IUser::ListDevices, "ListDevices"},
{3, &IUser::StartDetection, "StartDetection"},
{4, &IUser::StopDetection, "StopDetection"},
{5, &IUser::Mount, "Mount"},
{6, &IUser::Unmount, "Unmount"},
{7, &IUser::OpenApplicationArea, "OpenApplicationArea"},
{8, &IUser::GetApplicationArea, "GetApplicationArea"},
{9, &IUser::SetApplicationArea, "SetApplicationArea"},
{10, nullptr, "Flush"},
{11, nullptr, "Restore"},
{12, &IUser::CreateApplicationArea, "CreateApplicationArea"},
{13, &IUser::GetTagInfo, "GetTagInfo"},
{14, &IUser::GetRegisterInfo, "GetRegisterInfo"},
{15, &IUser::GetCommonInfo, "GetCommonInfo"},
{16, &IUser::GetModelInfo, "GetModelInfo"},
{17, &IUser::AttachActivateEvent, "AttachActivateEvent"},
{18, &IUser::AttachDeactivateEvent, "AttachDeactivateEvent"},
{19, &IUser::GetState, "GetState"},
{20, &IUser::GetDeviceState, "GetDeviceState"},
{21, &IUser::GetNpadId, "GetNpadId"},
{22, &IUser::GetApplicationAreaSize, "GetApplicationAreaSize"},
{23, &IUser::AttachAvailabilityChangeEvent, "AttachAvailabilityChangeEvent"},
{24, nullptr, "RecreateApplicationArea"},
};
RegisterHandlers(functions);
availability_change_event = service_context.CreateEvent("IUser:AvailabilityChangeEvent");
}
void IUser::Initialize(Kernel::HLERequestContext& ctx) {
LOG_INFO(Service_NFC, "called");
state = State::Initialized;
// TODO(german77): Loop through all interfaces
nfp_interface.Initialize();
IPC::ResponseBuilder rb{ctx, 2, 0};
rb.Push(ResultSuccess);
}
void IUser::Finalize(Kernel::HLERequestContext& ctx) {
LOG_INFO(Service_NFP, "called");
state = State::NonInitialized;
// TODO(german77): Loop through all interfaces
nfp_interface.Finalize();
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void IUser::ListDevices(Kernel::HLERequestContext& ctx) {
LOG_INFO(Service_NFP, "called");
std::vector<u64> devices;
// TODO(german77): Loop through all interfaces
devices.push_back(nfp_interface.GetHandle());
ctx.WriteBuffer(devices);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push(devices.size());
}
void IUser::StartDetection(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto nfp_protocol{rp.Pop<s32>()};
LOG_INFO(Service_NFP, "called, device_handle={}, nfp_protocol={}", device_handle, nfp_protocol);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
const auto result = nfp_interface.StartDetection(nfp_protocol);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::StopDetection(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
const auto result = nfp_interface.StopDetection();
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::Mount(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto model_type{rp.PopEnum<ModelType>()};
const auto mount_target{rp.PopEnum<MountTarget>()};
LOG_INFO(Service_NFP, "called, device_handle={}, model_type={}, mount_target={}", device_handle,
model_type, mount_target);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
const auto result = nfp_interface.Mount();
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::Unmount(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
const auto result = nfp_interface.Unmount();
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::OpenApplicationArea(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto access_id{rp.Pop<u32>()};
LOG_INFO(Service_NFP, "called, device_handle={}, access_id={}", device_handle, access_id);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
const auto result = nfp_interface.OpenApplicationArea(access_id);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetApplicationArea(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
std::vector<u8> data{};
const auto result = nfp_interface.GetApplicationArea(data);
ctx.WriteBuffer(data);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(result);
rb.PushRaw<u32>(data.size());
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::SetApplicationArea(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto data{ctx.ReadBuffer()};
LOG_INFO(Service_NFP, "called, device_handle={}, data_size={}", device_handle, data.size());
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
const auto result = nfp_interface.SetApplicationArea(data);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::CreateApplicationArea(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto access_id{rp.Pop<u32>()};
const auto data{ctx.ReadBuffer()};
LOG_INFO(Service_NFP, "called, device_handle={}, data_size={}, access_id={}", device_handle,
access_id, data.size());
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
const auto result = nfp_interface.CreateApplicationArea(access_id, data);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetTagInfo(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
TagInfo tag_info{};
const auto result = nfp_interface.GetTagInfo(tag_info);
ctx.WriteBuffer(tag_info);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetRegisterInfo(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
RegisterInfo register_info{};
const auto result = nfp_interface.GetRegisterInfo(register_info);
ctx.WriteBuffer(register_info);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetCommonInfo(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
CommonInfo common_info{};
const auto result = nfp_interface.GetCommonInfo(common_info);
ctx.WriteBuffer(common_info);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetModelInfo(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
ModelInfo model_info{};
const auto result = nfp_interface.GetModelInfo(model_info);
ctx.WriteBuffer(model_info);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::AttachActivateEvent(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(nfp_interface.GetActivateEvent());
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::AttachDeactivateEvent(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(nfp_interface.GetDeactivateEvent());
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetState(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NFC, "called");
IPC::ResponseBuilder rb{ctx, 3, 0};
rb.Push(ResultSuccess);
rb.PushEnum(state);
}
void IUser::GetDeviceState(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(nfp_interface.GetCurrentState());
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetNpadId(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(nfp_interface.GetNpadId());
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::GetApplicationAreaSize(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFP, "called, device_handle={}", device_handle);
// TODO(german77): Loop through all interfaces
if (device_handle == nfp_interface.GetHandle()) {
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push(ApplicationAreaSize);
return;
}
LOG_ERROR(Service_NFP, "Handle not found, device_handle={}", device_handle);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ErrCodes::DeviceNotFound);
}
void IUser::AttachAvailabilityChangeEvent(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NFP, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(availability_change_event->GetReadableEvent());
}
Module::Interface::Interface(std::shared_ptr<Module> module_, Core::System& system_,
const char* name)
: ServiceFramework{system_, name}, module{std::move(module_)},
npad_id{Core::HID::NpadIdType::Player1}, service_context{system_, service_name} {
activate_event = service_context.CreateEvent("IUser:NFPActivateEvent");
deactivate_event = service_context.CreateEvent("IUser:NFPDeactivateEvent");
}
Module::Interface::~Interface() = default;
void Module::Interface::CreateUserInterface(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NFP, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(ResultSuccess);
rb.PushIpcInterface<IUser>(*this, system);
}
bool Module::Interface::LoadAmiibo(const std::vector<u8>& buffer) {
if (buffer.size() < sizeof(AmiiboFile)) {
LOG_ERROR(Service_NFP, "Wrong file size");
return false;
}
if (device_state != DeviceState::SearchingForTag) {
LOG_ERROR(Service_NFP, "Game is not looking for amiibos, current state {}", device_state);
return false;
}
LOG_INFO(Service_NFP, "New Amiibo detected");
std::memcpy(&amiibo, buffer.data(), sizeof(amiibo));
if (!IsAmiiboValid()) {
return false;
}
device_state = DeviceState::TagFound;
activate_event->GetWritableEvent().Signal();
return true;
}
void Module::Interface::CloseAmiibo() {
LOG_INFO(Service_NFP, "Remove amiibo");
device_state = DeviceState::TagRemoved;
is_application_area_initialized = false;
application_area_id = 0;
application_area_data.clear();
deactivate_event->GetWritableEvent().Signal();
}
bool Module::Interface::IsAmiiboValid() const {
LOG_INFO(Service_NFP, "uuid_lock=0x{0:x}", amiibo.uuid_lock);
LOG_INFO(Service_NFP, "compability_container=0x{0:x}", amiibo.compability_container);
LOG_INFO(Service_NFP, "crypto_init=0x{0:x}", amiibo.crypto_init);
LOG_INFO(Service_NFP, "write_count={}", amiibo.write_count);
LOG_INFO(Service_NFP, "character_id=0x{0:x}", amiibo.model_info.character_id);
LOG_INFO(Service_NFP, "character_variant={}", amiibo.model_info.character_variant);
LOG_INFO(Service_NFP, "amiibo_type={}", amiibo.model_info.amiibo_type);
LOG_INFO(Service_NFP, "model_number=0x{0:x}", amiibo.model_info.model_number);
LOG_INFO(Service_NFP, "series={}", amiibo.model_info.series);
LOG_INFO(Service_NFP, "fixed_value=0x{0:x}", amiibo.model_info.fixed);
LOG_INFO(Service_NFP, "tag_dynamic_lock=0x{0:x}", amiibo.tag_dynamic_lock);
LOG_INFO(Service_NFP, "tag_CFG0=0x{0:x}", amiibo.tag_CFG0);
LOG_INFO(Service_NFP, "tag_CFG1=0x{0:x}", amiibo.tag_CFG1);
// Check against all know constants on an amiibo binary
if (amiibo.uuid_lock != 0xE00F) {
return false;
}
if (amiibo.compability_container != 0xEEFF10F1UL) {
return false;
}
if ((amiibo.crypto_init & 0xFF) != 0xA5) {
return false;
}
if (amiibo.model_info.fixed != 0x02) {
return false;
}
if ((amiibo.tag_dynamic_lock & 0xFFFFFF) != 0x0F0001) {
return false;
}
if (amiibo.tag_CFG0 != 0x04000000UL) {
return false;
}
if (amiibo.tag_CFG1 != 0x5F) {
return false;
}
return true;
}
Kernel::KReadableEvent& Module::Interface::GetActivateEvent() const {
return activate_event->GetReadableEvent();
}
Kernel::KReadableEvent& Module::Interface::GetDeactivateEvent() const {
return deactivate_event->GetReadableEvent();
}
void Module::Interface::Initialize() {
device_state = DeviceState::Initialized;
}
void Module::Interface::Finalize() {
device_state = DeviceState::Unaviable;
is_application_area_initialized = false;
application_area_id = 0;
application_area_data.clear();
}
ResultCode Module::Interface::StartDetection(s32 protocol_) {
auto npad_device = system.HIDCore().GetEmulatedController(npad_id);
// TODO(german77): Add callback for when nfc data is available
if (device_state == DeviceState::Initialized || device_state == DeviceState::TagRemoved) {
npad_device->SetPollingMode(Common::Input::PollingMode::NFC);
device_state = DeviceState::SearchingForTag;
protocol = protocol_;
return ResultSuccess;
}
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
ResultCode Module::Interface::StopDetection() {
auto npad_device = system.HIDCore().GetEmulatedController(npad_id);
npad_device->SetPollingMode(Common::Input::PollingMode::Active);
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 ErrCodes::WrongDeviceState;
}
ResultCode Module::Interface::Mount() {
if (device_state == DeviceState::TagFound) {
device_state = DeviceState::TagMounted;
return ResultSuccess;
}
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
ResultCode Module::Interface::Unmount() {
if (device_state == DeviceState::TagMounted) {
is_application_area_initialized = false;
application_area_id = 0;
application_area_data.clear();
device_state = DeviceState::TagFound;
return ResultSuccess;
}
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
ResultCode Module::Interface::GetTagInfo(TagInfo& tag_info) const {
if (device_state == DeviceState::TagFound || device_state == DeviceState::TagMounted) {
// Read this data from the amiibo save file
tag_info = {
.uuid = amiibo.uuid,
.uuid_length = static_cast<u8>(amiibo.uuid.size()),
.protocol = protocol,
.tag_type = static_cast<u32>(amiibo.model_info.amiibo_type),
};
return ResultSuccess;
}
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
ResultCode Module::Interface::GetCommonInfo(CommonInfo& common_info) const {
if (device_state != DeviceState::TagMounted) {
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
// Read this data from the amiibo save file
common_info = {
.last_write_year = 2022,
.last_write_month = 2,
.last_write_day = 7,
.write_counter = amiibo.write_count,
.version = 1,
.application_area_size = ApplicationAreaSize,
};
return ResultSuccess;
}
ResultCode Module::Interface::GetModelInfo(ModelInfo& model_info) const {
if (device_state != DeviceState::TagMounted) {
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
model_info = amiibo.model_info;
return ResultSuccess;
}
ResultCode Module::Interface::GetRegisterInfo(RegisterInfo& register_info) const {
if (device_state != DeviceState::TagMounted) {
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
Service::Mii::MiiManager manager;
// Read this data from the amiibo save file
register_info = {
.mii_char_info = manager.BuildDefault(0),
.first_write_year = 2022,
.first_write_month = 2,
.first_write_day = 7,
.amiibo_name = {'Y', 'u', 'z', 'u', 'A', 'm', 'i', 'i', 'b', 'o', 0},
.unknown = {},
};
return ResultSuccess;
}
ResultCode Module::Interface::OpenApplicationArea(u32 access_id) {
if (device_state != DeviceState::TagMounted) {
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
if (AmiiboApplicationDataExist(access_id)) {
application_area_data = LoadAmiiboApplicationData(access_id);
application_area_id = access_id;
is_application_area_initialized = true;
}
if (!is_application_area_initialized) {
LOG_ERROR(Service_NFP, "Application area is not initialized");
return ErrCodes::ApplicationAreaIsNotInitialized;
}
return ResultSuccess;
}
ResultCode Module::Interface::GetApplicationArea(std::vector<u8>& data) const {
if (device_state != DeviceState::TagMounted) {
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
if (!is_application_area_initialized) {
LOG_ERROR(Service_NFP, "Application area is not initialized");
return ErrCodes::ApplicationAreaIsNotInitialized;
}
data = application_area_data;
return ResultSuccess;
}
ResultCode Module::Interface::SetApplicationArea(const std::vector<u8>& data) {
if (device_state != DeviceState::TagMounted) {
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
if (!is_application_area_initialized) {
LOG_ERROR(Service_NFP, "Application area is not initialized");
return ErrCodes::ApplicationAreaIsNotInitialized;
}
application_area_data = data;
SaveAmiiboApplicationData(application_area_id, application_area_data);
return ResultSuccess;
}
ResultCode Module::Interface::CreateApplicationArea(u32 access_id, const std::vector<u8>& data) {
if (device_state != DeviceState::TagMounted) {
LOG_ERROR(Service_NFP, "Wrong device state {}", device_state);
return ErrCodes::WrongDeviceState;
}
if (AmiiboApplicationDataExist(access_id)) {
LOG_ERROR(Service_NFP, "Application area already exist");
return ErrCodes::ApplicationAreaExist;
}
application_area_data = data;
application_area_id = access_id;
SaveAmiiboApplicationData(application_area_id, application_area_data);
return ResultSuccess;
}
bool Module::Interface::AmiiboApplicationDataExist(u32 access_id) const {
// TODO(german77): Check if file exist
return false;
}
const std::vector<u8> Module::Interface::LoadAmiiboApplicationData(u32 access_id) const {
// TODO(german77): Read file
std::vector<u8> data(ApplicationAreaSize);
return data;
}
void Module::Interface::SaveAmiiboApplicationData(u32 access_id,
const std::vector<u8>& data) const {
// TODO(german77): Save file
}
u64 Module::Interface::GetHandle() const {
// Generate a handle based of the npad id
return static_cast<u64>(npad_id);
}
DeviceState Module::Interface::GetCurrentState() const {
return device_state;
}
Core::HID::NpadIdType Module::Interface::GetNpadId() const {
return npad_id;
}
void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system) {
auto module = std::make_shared<Module>();
std::make_shared<NFP_User>(module, system)->InstallAsService(service_manager);
}
} // namespace Service::NFP