Merge pull request #9369 from german77/mifare

service: nfc: Implement mifare service
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liamwhite 2022-12-05 22:17:32 -05:00 committed by GitHub
commit 04779b3d2a
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11 changed files with 629 additions and 52 deletions

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@ -528,6 +528,8 @@ add_library(core STATIC
hle/service/mnpp/mnpp_app.h
hle/service/ncm/ncm.cpp
hle/service/ncm/ncm.h
hle/service/nfc/mifare_user.cpp
hle/service/nfc/mifare_user.h
hle/service/nfc/nfc.cpp
hle/service/nfc/nfc.h
hle/service/nfc/nfc_device.cpp

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@ -0,0 +1,400 @@
// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/logging/log.h"
#include "core/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/nfc/mifare_user.h"
#include "core/hle/service/nfc/nfc_device.h"
#include "core/hle/service/nfc/nfc_result.h"
namespace Service::NFC {
MFIUser::MFIUser(Core::System& system_)
: ServiceFramework{system_, "NFC::MFIUser"}, service_context{system_, service_name} {
static const FunctionInfo functions[] = {
{0, &MFIUser::Initialize, "Initialize"},
{1, &MFIUser::Finalize, "Finalize"},
{2, &MFIUser::ListDevices, "ListDevices"},
{3, &MFIUser::StartDetection, "StartDetection"},
{4, &MFIUser::StopDetection, "StopDetection"},
{5, &MFIUser::Read, "Read"},
{6, &MFIUser::Write, "Write"},
{7, &MFIUser::GetTagInfo, "GetTagInfo"},
{8, &MFIUser::GetActivateEventHandle, "GetActivateEventHandle"},
{9, &MFIUser::GetDeactivateEventHandle, "GetDeactivateEventHandle"},
{10, &MFIUser::GetState, "GetState"},
{11, &MFIUser::GetDeviceState, "GetDeviceState"},
{12, &MFIUser::GetNpadId, "GetNpadId"},
{13, &MFIUser::GetAvailabilityChangeEventHandle, "GetAvailabilityChangeEventHandle"},
};
RegisterHandlers(functions);
availability_change_event = service_context.CreateEvent("MFIUser:AvailabilityChangeEvent");
for (u32 device_index = 0; device_index < 10; device_index++) {
devices[device_index] =
std::make_shared<NfcDevice>(Core::HID::IndexToNpadIdType(device_index), system,
service_context, availability_change_event);
}
}
MFIUser ::~MFIUser() {
availability_change_event->Close();
}
void MFIUser::Initialize(Kernel::HLERequestContext& ctx) {
LOG_INFO(Service_NFC, "called");
state = State::Initialized;
for (auto& device : devices) {
device->Initialize();
}
IPC::ResponseBuilder rb{ctx, 2, 0};
rb.Push(ResultSuccess);
}
void MFIUser::Finalize(Kernel::HLERequestContext& ctx) {
LOG_INFO(Service_NFC, "called");
state = State::NonInitialized;
for (auto& device : devices) {
device->Finalize();
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void MFIUser::ListDevices(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NFC, "called");
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
if (!ctx.CanWriteBuffer()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareInvalidArgument);
return;
}
if (ctx.GetWriteBufferSize() == 0) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareInvalidArgument);
return;
}
std::vector<u64> nfp_devices;
const std::size_t max_allowed_devices = ctx.GetWriteBufferNumElements<u64>();
for (const auto& device : devices) {
if (nfp_devices.size() >= max_allowed_devices) {
continue;
}
if (device->GetCurrentState() != NFP::DeviceState::Unavailable) {
nfp_devices.push_back(device->GetHandle());
}
}
if (nfp_devices.empty()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
ctx.WriteBuffer(nfp_devices);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push(static_cast<s32>(nfp_devices.size()));
}
void MFIUser::StartDetection(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFC, "called, device_handle={}", device_handle);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
const auto result = device.value()->StartDetection(NFP::TagProtocol::All);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
}
void MFIUser::StopDetection(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFC, "called, device_handle={}", device_handle);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
const auto result = device.value()->StopDetection();
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
}
void MFIUser::Read(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto buffer{ctx.ReadBuffer()};
const auto number_of_commands{ctx.GetReadBufferNumElements<NFP::MifareReadBlockParameter>()};
std::vector<NFP::MifareReadBlockParameter> read_commands(number_of_commands);
memcpy(read_commands.data(), buffer.data(),
number_of_commands * sizeof(NFP::MifareReadBlockParameter));
LOG_INFO(Service_NFC, "(STUBBED) called, device_handle={}, read_commands_size={}",
device_handle, number_of_commands);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
Result result = ResultSuccess;
std::vector<NFP::MifareReadBlockData> out_data(number_of_commands);
for (std::size_t i = 0; i < number_of_commands; i++) {
result = device.value()->MifareRead(read_commands[i], out_data[i]);
if (result.IsError()) {
break;
}
}
ctx.WriteBuffer(out_data);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
}
void MFIUser::Write(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto buffer{ctx.ReadBuffer()};
const auto number_of_commands{ctx.GetReadBufferNumElements<NFP::MifareWriteBlockParameter>()};
std::vector<NFP::MifareWriteBlockParameter> write_commands(number_of_commands);
memcpy(write_commands.data(), buffer.data(),
number_of_commands * sizeof(NFP::MifareWriteBlockParameter));
LOG_INFO(Service_NFC, "(STUBBED) called, device_handle={}, write_commands_size={}",
device_handle, number_of_commands);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
Result result = ResultSuccess;
std::vector<NFP::MifareReadBlockData> out_data(number_of_commands);
for (std::size_t i = 0; i < number_of_commands; i++) {
result = device.value()->MifareWrite(write_commands[i]);
if (result.IsError()) {
break;
}
}
if (result.IsSuccess()) {
result = device.value()->Flush();
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
}
void MFIUser::GetTagInfo(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_INFO(Service_NFC, "called, device_handle={}", device_handle);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
NFP::TagInfo tag_info{};
const auto result = device.value()->GetTagInfo(tag_info, true);
ctx.WriteBuffer(tag_info);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
}
void MFIUser::GetActivateEventHandle(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFC, "called, device_handle={}", device_handle);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(device.value()->GetActivateEvent());
}
void MFIUser::GetDeactivateEventHandle(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFC, "called, device_handle={}", device_handle);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(device.value()->GetDeactivateEvent());
}
void MFIUser::GetState(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NFC, "called");
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(state);
}
void MFIUser::GetDeviceState(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFC, "called, device_handle={}", device_handle);
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(device.value()->GetCurrentState());
}
void MFIUser::GetNpadId(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
LOG_DEBUG(Service_NFC, "called, device_handle={}", device_handle);
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
auto device = GetNfcDevice(device_handle);
if (!device.has_value()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareDeviceNotFound);
return;
}
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(device.value()->GetNpadId());
}
void MFIUser::GetAvailabilityChangeEventHandle(Kernel::HLERequestContext& ctx) {
LOG_INFO(Service_NFC, "called");
if (state == State::NonInitialized) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(MifareNfcDisabled);
return;
}
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
rb.PushCopyObjects(availability_change_event->GetReadableEvent());
}
std::optional<std::shared_ptr<NfcDevice>> MFIUser::GetNfcDevice(u64 handle) {
for (auto& device : devices) {
if (device->GetHandle() == handle) {
return device;
}
}
return std::nullopt;
}
} // namespace Service::NFC

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@ -0,0 +1,52 @@
// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <array>
#include <memory>
#include <optional>
#include "core/hle/service/kernel_helpers.h"
#include "core/hle/service/service.h"
namespace Service::NFC {
class NfcDevice;
class MFIUser final : public ServiceFramework<MFIUser> {
public:
explicit MFIUser(Core::System& system_);
~MFIUser();
private:
enum class State : u32 {
NonInitialized,
Initialized,
};
void Initialize(Kernel::HLERequestContext& ctx);
void Finalize(Kernel::HLERequestContext& ctx);
void ListDevices(Kernel::HLERequestContext& ctx);
void StartDetection(Kernel::HLERequestContext& ctx);
void StopDetection(Kernel::HLERequestContext& ctx);
void Read(Kernel::HLERequestContext& ctx);
void Write(Kernel::HLERequestContext& ctx);
void GetTagInfo(Kernel::HLERequestContext& ctx);
void GetActivateEventHandle(Kernel::HLERequestContext& ctx);
void GetDeactivateEventHandle(Kernel::HLERequestContext& ctx);
void GetState(Kernel::HLERequestContext& ctx);
void GetDeviceState(Kernel::HLERequestContext& ctx);
void GetNpadId(Kernel::HLERequestContext& ctx);
void GetAvailabilityChangeEventHandle(Kernel::HLERequestContext& ctx);
std::optional<std::shared_ptr<NfcDevice>> GetNfcDevice(u64 handle);
KernelHelpers::ServiceContext service_context;
std::array<std::shared_ptr<NfcDevice>, 10> devices{};
State state{State::NonInitialized};
Kernel::KEvent* availability_change_event;
};
} // namespace Service::NFC

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@ -6,6 +6,7 @@
#include "common/logging/log.h"
#include "common/settings.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/service/nfc/mifare_user.h"
#include "core/hle/service/nfc/nfc.h"
#include "core/hle/service/nfc/nfc_user.h"
#include "core/hle/service/service.h"
@ -50,32 +51,6 @@ private:
}
};
class MFIUser final : public ServiceFramework<MFIUser> {
public:
explicit MFIUser(Core::System& system_) : ServiceFramework{system_, "NFC::MFIUser"} {
// clang-format off
static const FunctionInfo functions[] = {
{0, nullptr, "Initialize"},
{1, nullptr, "Finalize"},
{2, nullptr, "ListDevices"},
{3, nullptr, "StartDetection"},
{4, nullptr, "StopDetection"},
{5, nullptr, "Read"},
{6, nullptr, "Write"},
{7, nullptr, "GetTagInfo"},
{8, nullptr, "GetActivateEventHandle"},
{9, nullptr, "GetDeactivateEventHandle"},
{10, nullptr, "GetState"},
{11, nullptr, "GetDeviceState"},
{12, nullptr, "GetNpadId"},
{13, nullptr, "GetAvailabilityChangeEventHandle"},
};
// clang-format on
RegisterHandlers(functions);
}
};
class NFC_MF_U final : public ServiceFramework<NFC_MF_U> {
public:
explicit NFC_MF_U(Core::System& system_) : ServiceFramework{system_, "nfc:mf:u"} {

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@ -77,11 +77,13 @@ bool NfcDevice::LoadNfcTag(std::span<const u8> data) {
return false;
}
if (data.size() != sizeof(NFP::EncryptedNTAG215File)) {
if (data.size() < sizeof(NFP::EncryptedNTAG215File)) {
LOG_ERROR(Service_NFC, "Not an amiibo, size={}", data.size());
return false;
}
tag_data.resize(data.size());
memcpy(tag_data.data(), data.data(), data.size());
memcpy(&encrypted_tag_data, data.data(), sizeof(NFP::EncryptedNTAG215File));
device_state = NFP::DeviceState::TagFound;
@ -121,7 +123,7 @@ void NfcDevice::Finalize() {
device_state = NFP::DeviceState::Unavailable;
}
Result NfcDevice::StartDetection(s32 protocol_) {
Result NfcDevice::StartDetection(NFP::TagProtocol allowed_protocol) {
if (device_state != NFP::DeviceState::Initialized &&
device_state != NFP::DeviceState::TagRemoved) {
LOG_ERROR(Service_NFC, "Wrong device state {}", device_state);
@ -134,7 +136,7 @@ Result NfcDevice::StartDetection(s32 protocol_) {
}
device_state = NFP::DeviceState::SearchingForTag;
protocol = protocol_;
allowed_protocols = allowed_protocol;
return ResultSuccess;
}
@ -160,7 +162,7 @@ Result NfcDevice::StopDetection() {
return WrongDeviceState;
}
Result NfcDevice::GetTagInfo(NFP::TagInfo& tag_info) const {
Result NfcDevice::Flush() {
if (device_state != NFP::DeviceState::TagFound &&
device_state != NFP::DeviceState::TagMounted) {
LOG_ERROR(Service_NFC, "Wrong device state {}", device_state);
@ -170,6 +172,34 @@ Result NfcDevice::GetTagInfo(NFP::TagInfo& tag_info) const {
return WrongDeviceState;
}
if (!npad_device->WriteNfc(tag_data)) {
LOG_ERROR(Service_NFP, "Error writing to file");
return MifareReadError;
}
return ResultSuccess;
}
Result NfcDevice::GetTagInfo(NFP::TagInfo& tag_info, bool is_mifare) const {
if (device_state != NFP::DeviceState::TagFound &&
device_state != NFP::DeviceState::TagMounted) {
LOG_ERROR(Service_NFC, "Wrong device state {}", device_state);
if (device_state == NFP::DeviceState::TagRemoved) {
return TagRemoved;
}
return WrongDeviceState;
}
if (is_mifare) {
tag_info = {
.uuid = encrypted_tag_data.uuid.uid,
.uuid_length = static_cast<u8>(encrypted_tag_data.uuid.uid.size()),
.protocol = NFP::TagProtocol::TypeA,
.tag_type = NFP::TagType::Type4,
};
return ResultSuccess;
}
// Protocol and tag type may change here
tag_info = {
.uuid = encrypted_tag_data.uuid.uid,
@ -181,6 +211,52 @@ Result NfcDevice::GetTagInfo(NFP::TagInfo& tag_info) const {
return ResultSuccess;
}
Result NfcDevice::MifareRead(const NFP::MifareReadBlockParameter& parameter,
NFP::MifareReadBlockData& read_block_data) {
const std::size_t sector_index = parameter.sector_number * sizeof(NFP::DataBlock);
read_block_data.sector_number = parameter.sector_number;
if (device_state != NFP::DeviceState::TagFound &&
device_state != NFP::DeviceState::TagMounted) {
LOG_ERROR(Service_NFC, "Wrong device state {}", device_state);
if (device_state == NFP::DeviceState::TagRemoved) {
return TagRemoved;
}
return WrongDeviceState;
}
if (tag_data.size() < sector_index + sizeof(NFP::DataBlock)) {
return MifareReadError;
}
// TODO: Use parameter.sector_key to read encrypted data
memcpy(read_block_data.data.data(), tag_data.data() + sector_index, sizeof(NFP::DataBlock));
return ResultSuccess;
}
Result NfcDevice::MifareWrite(const NFP::MifareWriteBlockParameter& parameter) {
const std::size_t sector_index = parameter.sector_number * sizeof(NFP::DataBlock);
if (device_state != NFP::DeviceState::TagFound &&
device_state != NFP::DeviceState::TagMounted) {
LOG_ERROR(Service_NFC, "Wrong device state {}", device_state);
if (device_state == NFP::DeviceState::TagRemoved) {
return TagRemoved;
}
return WrongDeviceState;
}
if (tag_data.size() < sector_index + sizeof(NFP::DataBlock)) {
return MifareReadError;
}
// TODO: Use parameter.sector_key to encrypt the data
memcpy(tag_data.data() + sector_index, parameter.data.data(), sizeof(NFP::DataBlock));
return ResultSuccess;
}
u64 NfcDevice::GetHandle() const {
// Generate a handle based of the npad id
return static_cast<u64>(npad_id);

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@ -34,10 +34,16 @@ public:
void Initialize();
void Finalize();
Result StartDetection(s32 protocol_);
Result StartDetection(NFP::TagProtocol allowed_protocol);
Result StopDetection();
Result Flush();
Result GetTagInfo(NFP::TagInfo& tag_info) const;
Result GetTagInfo(NFP::TagInfo& tag_info, bool is_mifare) const;
Result MifareRead(const NFP::MifareReadBlockParameter& parameter,
NFP::MifareReadBlockData& read_block_data);
Result MifareWrite(const NFP::MifareWriteBlockParameter& parameter);
u64 GetHandle() const;
NFP::DeviceState GetCurrentState() const;
@ -61,10 +67,11 @@ private:
Kernel::KEvent* deactivate_event = nullptr;
Kernel::KEvent* availability_change_event = nullptr;
s32 protocol{};
NFP::TagProtocol allowed_protocols{};
NFP::DeviceState device_state{NFP::DeviceState::Unavailable};
NFP::EncryptedNTAG215File encrypted_tag_data{};
std::vector<u8> tag_data{};
};
} // namespace Service::NFC

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@ -12,6 +12,12 @@ constexpr Result InvalidArgument(ErrorModule::NFC, 65);
constexpr Result WrongDeviceState(ErrorModule::NFC, 73);
constexpr Result NfcDisabled(ErrorModule::NFC, 80);
constexpr Result TagRemoved(ErrorModule::NFC, 97);
constexpr Result CorruptedData(ErrorModule::NFC, 144);
constexpr Result MifareDeviceNotFound(ErrorModule::NFCMifare, 64);
constexpr Result MifareInvalidArgument(ErrorModule::NFCMifare, 65);
constexpr Result MifareWrongDeviceState(ErrorModule::NFCMifare, 73);
constexpr Result MifareNfcDisabled(ErrorModule::NFCMifare, 80);
constexpr Result MifareTagRemoved(ErrorModule::NFCMifare, 97);
constexpr Result MifareReadError(ErrorModule::NFCMifare, 288);
} // namespace Service::NFC

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@ -201,7 +201,7 @@ void IUser::AttachAvailabilityChangeEvent(Kernel::HLERequestContext& ctx) {
void IUser::StartDetection(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto device_handle{rp.Pop<u64>()};
const auto nfp_protocol{rp.Pop<s32>()};
const auto nfp_protocol{rp.PopEnum<NFP::TagProtocol>()};
LOG_INFO(Service_NFC, "called, device_handle={}, nfp_protocol={}", device_handle, nfp_protocol);
if (state == State::NonInitialized) {
@ -267,7 +267,7 @@ void IUser::GetTagInfo(Kernel::HLERequestContext& ctx) {
}
NFP::TagInfo tag_info{};
const auto result = device.value()->GetTagInfo(tag_info);
const auto result = device.value()->GetTagInfo(tag_info, false);
ctx.WriteBuffer(tag_info);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);

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@ -106,11 +106,24 @@ enum class CabinetMode : u8 {
StartFormatter,
};
enum class MifareCmd : u8 {
AuthA = 0x60,
AuthB = 0x61,
Read = 0x30,
Write = 0xA0,
Transfer = 0xB0,
Decrement = 0xC0,
Increment = 0xC1,
Store = 0xC2
};
using UniqueSerialNumber = std::array<u8, 7>;
using LockBytes = std::array<u8, 2>;
using HashData = std::array<u8, 0x20>;
using ApplicationArea = std::array<u8, 0xD8>;
using AmiiboName = std::array<char, (amiibo_name_length * 4) + 1>;
using DataBlock = std::array<u8, 0x10>;
using KeyData = std::array<u8, 0x6>;
struct TagUuid {
UniqueSerialNumber uid;
@ -323,4 +336,37 @@ struct RegisterInfo {
};
static_assert(sizeof(RegisterInfo) == 0x100, "RegisterInfo is an invalid size");
struct SectorKey {
MifareCmd command;
u8 unknown; // Usually 1
INSERT_PADDING_BYTES(0x6);
KeyData sector_key;
INSERT_PADDING_BYTES(0x2);
};
static_assert(sizeof(SectorKey) == 0x10, "SectorKey is an invalid size");
struct MifareReadBlockParameter {
u8 sector_number;
INSERT_PADDING_BYTES(0x7);
SectorKey sector_key;
};
static_assert(sizeof(MifareReadBlockParameter) == 0x18,
"MifareReadBlockParameter is an invalid size");
struct MifareReadBlockData {
DataBlock data;
u8 sector_number;
INSERT_PADDING_BYTES(0x7);
};
static_assert(sizeof(MifareReadBlockData) == 0x18, "MifareReadBlockData is an invalid size");
struct MifareWriteBlockParameter {
DataBlock data;
u8 sector_number;
INSERT_PADDING_BYTES(0x7);
SectorKey sector_key;
};
static_assert(sizeof(MifareWriteBlockParameter) == 0x28,
"MifareWriteBlockParameter is an invalid size");
} // namespace Service::NFP

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@ -47,20 +47,20 @@ Common::Input::NfcState VirtualAmiibo::SupportsNfc(
Common::Input::NfcState VirtualAmiibo::WriteNfcData(
[[maybe_unused]] const PadIdentifier& identifier_, const std::vector<u8>& data) {
const Common::FS::IOFile amiibo_file{file_path, Common::FS::FileAccessMode::ReadWrite,
Common::FS::FileType::BinaryFile};
const Common::FS::IOFile nfc_file{file_path, Common::FS::FileAccessMode::ReadWrite,
Common::FS::FileType::BinaryFile};
if (!amiibo_file.IsOpen()) {
if (!nfc_file.IsOpen()) {
LOG_ERROR(Core, "Amiibo is already on use");
return Common::Input::NfcState::WriteFailed;
}
if (!amiibo_file.Write(data)) {
if (!nfc_file.Write(data)) {
LOG_ERROR(Service_NFP, "Error writting to file");
return Common::Input::NfcState::WriteFailed;
}
amiibo_data = data;
nfc_data = data;
return Common::Input::NfcState::Success;
}
@ -70,32 +70,44 @@ VirtualAmiibo::State VirtualAmiibo::GetCurrentState() const {
}
VirtualAmiibo::Info VirtualAmiibo::LoadAmiibo(const std::string& filename) {
const Common::FS::IOFile amiibo_file{filename, Common::FS::FileAccessMode::Read,
Common::FS::FileType::BinaryFile};
const Common::FS::IOFile nfc_file{filename, Common::FS::FileAccessMode::Read,
Common::FS::FileType::BinaryFile};
if (state != State::WaitingForAmiibo) {
return Info::WrongDeviceState;
}
if (!amiibo_file.IsOpen()) {
if (!nfc_file.IsOpen()) {
return Info::UnableToLoad;
}
amiibo_data.resize(amiibo_size);
if (amiibo_file.Read(amiibo_data) < amiibo_size_without_password) {
switch (nfc_file.GetSize()) {
case AmiiboSize:
case AmiiboSizeWithoutPassword:
nfc_data.resize(AmiiboSize);
if (nfc_file.Read(nfc_data) < AmiiboSizeWithoutPassword) {
return Info::NotAnAmiibo;
}
break;
case MifareSize:
nfc_data.resize(MifareSize);
if (nfc_file.Read(nfc_data) < MifareSize) {
return Info::NotAnAmiibo;
}
break;
default:
return Info::NotAnAmiibo;
}
file_path = filename;
state = State::AmiiboIsOpen;
SetNfc(identifier, {Common::Input::NfcState::NewAmiibo, amiibo_data});
SetNfc(identifier, {Common::Input::NfcState::NewAmiibo, nfc_data});
return Info::Success;
}
VirtualAmiibo::Info VirtualAmiibo::ReloadAmiibo() {
if (state == State::AmiiboIsOpen) {
SetNfc(identifier, {Common::Input::NfcState::NewAmiibo, amiibo_data});
SetNfc(identifier, {Common::Input::NfcState::NewAmiibo, nfc_data});
return Info::Success;
}

View file

@ -53,12 +53,13 @@ public:
std::string GetLastFilePath() const;
private:
static constexpr std::size_t amiibo_size = 0x21C;
static constexpr std::size_t amiibo_size_without_password = amiibo_size - 0x8;
static constexpr std::size_t AmiiboSize = 0x21C;
static constexpr std::size_t AmiiboSizeWithoutPassword = AmiiboSize - 0x8;
static constexpr std::size_t MifareSize = 0x400;
std::string file_path{};
State state{State::Initialized};
std::vector<u8> amiibo_data;
std::vector<u8> nfc_data;
Common::Input::PollingMode polling_mode{Common::Input::PollingMode::Pasive};
};
} // namespace InputCommon