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-rw-r--r--src/core/hid/emulated_controller.cpp9
-rw-r--r--src/core/hle/service/nfc/common/device.cpp8
-rw-r--r--src/input_common/drivers/joycon.cpp8
-rw-r--r--src/input_common/helpers/joycon_driver.cpp20
-rw-r--r--src/input_common/helpers/joycon_driver.h1
-rw-r--r--src/input_common/helpers/joycon_protocol/joycon_types.h50
-rw-r--r--src/input_common/helpers/joycon_protocol/nfc.cpp332
-rw-r--r--src/input_common/helpers/joycon_protocol/nfc.h27
8 files changed, 387 insertions, 68 deletions
diff --git a/src/core/hid/emulated_controller.cpp b/src/core/hid/emulated_controller.cpp
index 366880711..bbfea7117 100644
--- a/src/core/hid/emulated_controller.cpp
+++ b/src/core/hid/emulated_controller.cpp
@@ -1283,9 +1283,14 @@ bool EmulatedController::HasNfc() const {
}
bool EmulatedController::WriteNfc(const std::vector<u8>& data) {
- auto& nfc_output_device = output_devices[3];
+ auto& nfc_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+ auto& nfc_virtual_output_device = output_devices[3];
+
+ if (nfc_output_device->SupportsNfc() != Common::Input::NfcState::NotSupported) {
+ return nfc_output_device->WriteNfcData(data) == Common::Input::NfcState::Success;
+ }
- return nfc_output_device->WriteNfcData(data) == Common::Input::NfcState::Success;
+ return nfc_virtual_output_device->WriteNfcData(data) == Common::Input::NfcState::Success;
}
void EmulatedController::SetLedPattern() {
diff --git a/src/core/hle/service/nfc/common/device.cpp b/src/core/hle/service/nfc/common/device.cpp
index 322bde2ed..8a7e9edac 100644
--- a/src/core/hle/service/nfc/common/device.cpp
+++ b/src/core/hle/service/nfc/common/device.cpp
@@ -421,11 +421,11 @@ Result NfcDevice::Flush() {
tag_data.write_counter++;
- FlushWithBreak(NFP::BreakType::Normal);
+ const auto result = FlushWithBreak(NFP::BreakType::Normal);
is_data_moddified = false;
- return ResultSuccess;
+ return result;
}
Result NfcDevice::FlushDebug() {
@@ -444,11 +444,11 @@ Result NfcDevice::FlushDebug() {
tag_data.write_counter++;
- FlushWithBreak(NFP::BreakType::Normal);
+ const auto result = FlushWithBreak(NFP::BreakType::Normal);
is_data_moddified = false;
- return ResultSuccess;
+ return result;
}
Result NfcDevice::FlushWithBreak(NFP::BreakType break_type) {
diff --git a/src/input_common/drivers/joycon.cpp b/src/input_common/drivers/joycon.cpp
index 653862a72..b2b5677c8 100644
--- a/src/input_common/drivers/joycon.cpp
+++ b/src/input_common/drivers/joycon.cpp
@@ -291,9 +291,13 @@ Common::Input::NfcState Joycons::SupportsNfc(const PadIdentifier& identifier_) c
return Common::Input::NfcState::Success;
};
-Common::Input::NfcState Joycons::WriteNfcData(const PadIdentifier& identifier_,
+Common::Input::NfcState Joycons::WriteNfcData(const PadIdentifier& identifier,
const std::vector<u8>& data) {
- return Common::Input::NfcState::NotSupported;
+ auto handle = GetHandle(identifier);
+ if (handle->WriteNfcData(data) != Joycon::DriverResult::Success) {
+ return Common::Input::NfcState::WriteFailed;
+ }
+ return Common::Input::NfcState::Success;
};
Common::Input::DriverResult Joycons::SetPollingMode(const PadIdentifier& identifier,
diff --git a/src/input_common/helpers/joycon_driver.cpp b/src/input_common/helpers/joycon_driver.cpp
index 83429a336..95106f16d 100644
--- a/src/input_common/helpers/joycon_driver.cpp
+++ b/src/input_common/helpers/joycon_driver.cpp
@@ -492,6 +492,26 @@ DriverResult JoyconDriver::SetRingConMode() {
return result;
}
+DriverResult JoyconDriver::WriteNfcData(std::span<const u8> data) {
+ std::scoped_lock lock{mutex};
+ disable_input_thread = true;
+
+ if (!supported_features.nfc) {
+ return DriverResult::NotSupported;
+ }
+ if (!nfc_protocol->IsEnabled()) {
+ return DriverResult::Disabled;
+ }
+ if (!amiibo_detected) {
+ return DriverResult::ErrorWritingData;
+ }
+
+ const auto result = nfc_protocol->WriteAmiibo(data);
+
+ disable_input_thread = false;
+ return result;
+}
+
bool JoyconDriver::IsConnected() const {
std::scoped_lock lock{mutex};
return is_connected.load();
diff --git a/src/input_common/helpers/joycon_driver.h b/src/input_common/helpers/joycon_driver.h
index 72a9e71dc..e9b2fccbb 100644
--- a/src/input_common/helpers/joycon_driver.h
+++ b/src/input_common/helpers/joycon_driver.h
@@ -49,6 +49,7 @@ public:
DriverResult SetIrMode();
DriverResult SetNfcMode();
DriverResult SetRingConMode();
+ DriverResult WriteNfcData(std::span<const u8> data);
void SetCallbacks(const JoyconCallbacks& callbacks);
diff --git a/src/input_common/helpers/joycon_protocol/joycon_types.h b/src/input_common/helpers/joycon_protocol/joycon_types.h
index 353dc744d..5007b0e18 100644
--- a/src/input_common/helpers/joycon_protocol/joycon_types.h
+++ b/src/input_common/helpers/joycon_protocol/joycon_types.h
@@ -23,6 +23,7 @@ constexpr std::array<u8, 8> DefaultVibrationBuffer{0x0, 0x1, 0x40, 0x40, 0x0, 0x
using MacAddress = std::array<u8, 6>;
using SerialNumber = std::array<u8, 15>;
+using TagUUID = std::array<u8, 7>;
enum class ControllerType : u8 {
None = 0x00,
@@ -276,12 +277,13 @@ enum class MCUPacketFlag : u8 {
LastCommandPacket = 0x08,
};
-enum class NFCReadCommand : u8 {
+enum class NFCCommand : u8 {
CancelAll = 0x00,
StartPolling = 0x01,
StopPolling = 0x02,
StartWaitingRecieve = 0x04,
- Ntag = 0x06,
+ ReadNtag = 0x06,
+ WriteNtag = 0x08,
Mifare = 0x0F,
};
@@ -292,14 +294,19 @@ enum class NFCTagType : u8 {
enum class NFCPages {
Block0 = 0,
+ Block3 = 3,
Block45 = 45,
Block135 = 135,
Block231 = 231,
};
enum class NFCStatus : u8 {
+ Ready = 0x00,
+ Polling = 0x01,
LastPackage = 0x04,
+ WriteDone = 0x05,
TagLost = 0x07,
+ WriteReady = 0x09,
};
enum class IrsMode : u8 {
@@ -559,13 +566,32 @@ static_assert(sizeof(NFCReadBlockCommand) == 0x9, "NFCReadBlockCommand is an inv
struct NFCReadCommandData {
u8 unknown;
u8 uuid_length;
- u8 unknown_2;
- std::array<u8, 6> uid;
+ TagUUID uid;
NFCTagType tag_type;
NFCReadBlockCommand read_block;
};
static_assert(sizeof(NFCReadCommandData) == 0x13, "NFCReadCommandData is an invalid size");
+#pragma pack(push, 1)
+struct NFCWriteCommandData {
+ u8 unknown;
+ u8 uuid_length;
+ TagUUID uid;
+ NFCTagType tag_type;
+ u8 unknown2;
+ u8 unknown3;
+ u8 unknown4;
+ u8 unknown5;
+ u8 unknown6;
+ u8 unknown7;
+ u8 unknown8;
+ u8 magic;
+ u16_be write_count;
+ u8 amiibo_version;
+};
+static_assert(sizeof(NFCWriteCommandData) == 0x15, "NFCWriteCommandData is an invalid size");
+#pragma pack(pop)
+
struct NFCPollingCommandData {
u8 enable_mifare;
u8 unknown_1;
@@ -576,8 +602,8 @@ struct NFCPollingCommandData {
static_assert(sizeof(NFCPollingCommandData) == 0x05, "NFCPollingCommandData is an invalid size");
struct NFCRequestState {
- NFCReadCommand command_argument;
- INSERT_PADDING_BYTES(0x1);
+ NFCCommand command_argument;
+ u8 block_id;
u8 packet_id;
MCUPacketFlag packet_flag;
u8 data_length;
@@ -591,6 +617,18 @@ struct NFCRequestState {
};
static_assert(sizeof(NFCRequestState) == 0x26, "NFCRequestState is an invalid size");
+struct NFCDataChunk {
+ u8 nfc_page;
+ u8 data_size;
+ std::array<u8, 0xFF> data;
+};
+
+struct NFCWritePackage {
+ NFCWriteCommandData command_data;
+ u8 number_of_chunks;
+ std::array<NFCDataChunk, 4> data_chunks;
+};
+
struct IrsConfigure {
MCUCommand command;
MCUSubCommand sub_command;
diff --git a/src/input_common/helpers/joycon_protocol/nfc.cpp b/src/input_common/helpers/joycon_protocol/nfc.cpp
index 46c9e9489..3b7a628e5 100644
--- a/src/input_common/helpers/joycon_protocol/nfc.cpp
+++ b/src/input_common/helpers/joycon_protocol/nfc.cpp
@@ -34,6 +34,12 @@ DriverResult NfcProtocol::EnableNfc() {
result = ConfigureMCU(config);
}
+ if (result == DriverResult::Success) {
+ result = WaitSetMCUMode(ReportMode::NFC_IR_MODE_60HZ, MCUMode::NFC);
+ }
+ if (result == DriverResult::Success) {
+ result = WaitUntilNfcIs(NFCStatus::Ready);
+ }
return result;
}
@@ -56,27 +62,20 @@ DriverResult NfcProtocol::StartNFCPollingMode() {
LOG_DEBUG(Input, "Start NFC pooling Mode");
ScopedSetBlocking sb(this);
DriverResult result{DriverResult::Success};
- TagFoundData tag_data{};
if (result == DriverResult::Success) {
- result = WaitSetMCUMode(ReportMode::NFC_IR_MODE_60HZ, MCUMode::NFC);
- }
- if (result == DriverResult::Success) {
- result = WaitUntilNfcIsReady();
- }
- if (result == DriverResult::Success) {
MCUCommandResponse output{};
result = SendStopPollingRequest(output);
}
if (result == DriverResult::Success) {
- result = WaitUntilNfcIsReady();
+ result = WaitUntilNfcIs(NFCStatus::Ready);
}
if (result == DriverResult::Success) {
MCUCommandResponse output{};
result = SendStartPollingRequest(output);
}
if (result == DriverResult::Success) {
- result = WaitUntilNfcIsPolling();
+ result = WaitUntilNfcIs(NFCStatus::Polling);
}
if (result == DriverResult::Success) {
is_enabled = true;
@@ -112,6 +111,49 @@ DriverResult NfcProtocol::ScanAmiibo(std::vector<u8>& data) {
return result;
}
+DriverResult NfcProtocol::WriteAmiibo(std::span<const u8> data) {
+ LOG_DEBUG(Input, "Write amiibo");
+ ScopedSetBlocking sb(this);
+ DriverResult result{DriverResult::Success};
+ TagUUID tag_uuid = GetTagUUID(data);
+ TagFoundData tag_data{};
+
+ if (result == DriverResult::Success) {
+ result = IsTagInRange(tag_data, 7);
+ }
+ if (result == DriverResult::Success) {
+ if (tag_data.uuid != tag_uuid) {
+ result = DriverResult::InvalidParameters;
+ }
+ }
+ if (result == DriverResult::Success) {
+ MCUCommandResponse output{};
+ result = SendStopPollingRequest(output);
+ }
+ if (result == DriverResult::Success) {
+ result = WaitUntilNfcIs(NFCStatus::Ready);
+ }
+ if (result == DriverResult::Success) {
+ MCUCommandResponse output{};
+ result = SendStartPollingRequest(output, true);
+ }
+ if (result == DriverResult::Success) {
+ result = WaitUntilNfcIs(NFCStatus::WriteReady);
+ }
+ if (result == DriverResult::Success) {
+ result = WriteAmiiboData(tag_uuid, data);
+ }
+ if (result == DriverResult::Success) {
+ result = WaitUntilNfcIs(NFCStatus::WriteDone);
+ }
+ if (result == DriverResult::Success) {
+ MCUCommandResponse output{};
+ result = SendStopPollingRequest(output);
+ }
+
+ return result;
+}
+
bool NfcProtocol::HasAmiibo() {
if (update_counter++ < AMIIBO_UPDATE_DELAY) {
return true;
@@ -129,7 +171,7 @@ bool NfcProtocol::HasAmiibo() {
return result == DriverResult::Success;
}
-DriverResult NfcProtocol::WaitUntilNfcIsReady() {
+DriverResult NfcProtocol::WaitUntilNfcIs(NFCStatus status) {
constexpr std::size_t timeout_limit = 10;
MCUCommandResponse output{};
std::size_t tries = 0;
@@ -145,28 +187,7 @@ DriverResult NfcProtocol::WaitUntilNfcIsReady() {
}
} while (output.mcu_report != MCUReport::NFCState ||
(output.mcu_data[1] << 8) + output.mcu_data[0] != 0x0500 ||
- output.mcu_data[5] != 0x31 || output.mcu_data[6] != 0x00);
-
- return DriverResult::Success;
-}
-
-DriverResult NfcProtocol::WaitUntilNfcIsPolling() {
- constexpr std::size_t timeout_limit = 10;
- MCUCommandResponse output{};
- std::size_t tries = 0;
-
- do {
- auto result = SendNextPackageRequest(output, {});
-
- if (result != DriverResult::Success) {
- return result;
- }
- if (tries++ > timeout_limit) {
- return DriverResult::Timeout;
- }
- } while (output.mcu_report != MCUReport::NFCState ||
- (output.mcu_data[1] << 8) + output.mcu_data[0] != 0x0500 ||
- output.mcu_data[5] != 0x31 || output.mcu_data[6] != 0x01);
+ output.mcu_data[5] != 0x31 || output.mcu_data[6] != static_cast<u8>(status));
return DriverResult::Success;
}
@@ -188,7 +209,7 @@ DriverResult NfcProtocol::IsTagInRange(TagFoundData& data, std::size_t timeout_l
(output.mcu_data[6] != 0x09 && output.mcu_data[6] != 0x04));
data.type = output.mcu_data[12];
- data.uuid.resize(output.mcu_data[14]);
+ data.uuid_size = std::min(output.mcu_data[14], static_cast<u8>(sizeof(TagUUID)));
memcpy(data.uuid.data(), output.mcu_data.data() + 15, data.uuid.size());
return DriverResult::Success;
@@ -245,17 +266,94 @@ DriverResult NfcProtocol::GetAmiiboData(std::vector<u8>& ntag_data) {
return DriverResult::Timeout;
}
-DriverResult NfcProtocol::SendStartPollingRequest(MCUCommandResponse& output) {
+DriverResult NfcProtocol::WriteAmiiboData(const TagUUID& tag_uuid, std::span<const u8> data) {
+ constexpr std::size_t timeout_limit = 60;
+ const auto nfc_data = MakeAmiiboWritePackage(tag_uuid, data);
+ const std::vector<u8> nfc_buffer_data = SerializeWritePackage(nfc_data);
+ std::span<const u8> buffer(nfc_buffer_data);
+ MCUCommandResponse output{};
+ u8 block_id = 1;
+ u8 package_index = 0;
+ std::size_t tries = 0;
+ std::size_t current_position = 0;
+
+ LOG_INFO(Input, "Writing amiibo data");
+
+ auto result = SendWriteAmiiboRequest(output, tag_uuid);
+
+ if (result != DriverResult::Success) {
+ return result;
+ }
+
+ // Read Tag data but ignore the actual sent data
+ while (tries++ < timeout_limit) {
+ result = SendNextPackageRequest(output, package_index);
+ const auto nfc_status = static_cast<NFCStatus>(output.mcu_data[6]);
+
+ if (result != DriverResult::Success) {
+ return result;
+ }
+
+ if ((output.mcu_report == MCUReport::NFCReadData ||
+ output.mcu_report == MCUReport::NFCState) &&
+ nfc_status == NFCStatus::TagLost) {
+ return DriverResult::ErrorReadingData;
+ }
+
+ if (output.mcu_report == MCUReport::NFCReadData && output.mcu_data[1] == 0x07) {
+ package_index++;
+ continue;
+ }
+
+ if (output.mcu_report == MCUReport::NFCState && nfc_status == NFCStatus::LastPackage) {
+ LOG_INFO(Input, "Finished reading amiibo");
+ break;
+ }
+ }
+
+ // Send Data. Nfc buffer size is 31, Send the data in smaller packages
+ while (current_position < buffer.size() && tries++ < timeout_limit) {
+ const std::size_t next_position =
+ std::min(current_position + sizeof(NFCRequestState::raw_data), buffer.size());
+ const std::size_t block_size = next_position - current_position;
+ const bool is_last_packet = block_size < sizeof(NFCRequestState::raw_data);
+
+ SendWriteDataAmiiboRequest(output, block_id, is_last_packet,
+ buffer.subspan(current_position, block_size));
+
+ const auto nfc_status = static_cast<NFCStatus>(output.mcu_data[6]);
+
+ if ((output.mcu_report == MCUReport::NFCReadData ||
+ output.mcu_report == MCUReport::NFCState) &&
+ nfc_status == NFCStatus::TagLost) {
+ return DriverResult::ErrorReadingData;
+ }
+
+ // Increase position when data is confirmed by the joycon
+ if (output.mcu_report == MCUReport::NFCState &&
+ (output.mcu_data[1] << 8) + output.mcu_data[0] == 0x0500 &&
+ output.mcu_data[3] == block_id) {
+ block_id++;
+ current_position = next_position;
+ }
+ }
+
+ return result;
+}
+
+DriverResult NfcProtocol::SendStartPollingRequest(MCUCommandResponse& output,
+ bool is_second_attempt) {
NFCRequestState request{
- .command_argument = NFCReadCommand::StartPolling,
- .packet_id = 0x0,
+ .command_argument = NFCCommand::StartPolling,
+ .block_id = {},
+ .packet_id = {},
.packet_flag = MCUPacketFlag::LastCommandPacket,
.data_length = sizeof(NFCPollingCommandData),
.nfc_polling =
{
- .enable_mifare = 0x01,
- .unknown_1 = 0x00,
- .unknown_2 = 0x00,
+ .enable_mifare = 0x00,
+ .unknown_1 = static_cast<u8>(is_second_attempt ? 0xe8 : 0x00),
+ .unknown_2 = static_cast<u8>(is_second_attempt ? 0x03 : 0x00),
.unknown_3 = 0x2c,
.unknown_4 = 0x01,
},
@@ -271,10 +369,11 @@ DriverResult NfcProtocol::SendStartPollingRequest(MCUCommandResponse& output) {
DriverResult NfcProtocol::SendStopPollingRequest(MCUCommandResponse& output) {
NFCRequestState request{
- .command_argument = NFCReadCommand::StopPolling,
- .packet_id = 0x0,
+ .command_argument = NFCCommand::StopPolling,
+ .block_id = {},
+ .packet_id = {},
.packet_flag = MCUPacketFlag::LastCommandPacket,
- .data_length = 0,
+ .data_length = {},
.raw_data = {},
.crc = {},
};
@@ -288,10 +387,11 @@ DriverResult NfcProtocol::SendStopPollingRequest(MCUCommandResponse& output) {
DriverResult NfcProtocol::SendNextPackageRequest(MCUCommandResponse& output, u8 packet_id) {
NFCRequestState request{
- .command_argument = NFCReadCommand::StartWaitingRecieve,
+ .command_argument = NFCCommand::StartWaitingRecieve,
+ .block_id = {},
.packet_id = packet_id,
.packet_flag = MCUPacketFlag::LastCommandPacket,
- .data_length = 0,
+ .data_length = {},
.raw_data = {},
.crc = {},
};
@@ -305,17 +405,17 @@ DriverResult NfcProtocol::SendNextPackageRequest(MCUCommandResponse& output, u8
DriverResult NfcProtocol::SendReadAmiiboRequest(MCUCommandResponse& output, NFCPages ntag_pages) {
NFCRequestState request{
- .command_argument = NFCReadCommand::Ntag,
- .packet_id = 0x0,
+ .command_argument = NFCCommand::ReadNtag,
+ .block_id = {},
+ .packet_id = {},
.packet_flag = MCUPacketFlag::LastCommandPacket,
.data_length = sizeof(NFCReadCommandData),
.nfc_read =
{
.unknown = 0xd0,
- .uuid_length = 0x07,
- .unknown_2 = 0x00,
+ .uuid_length = sizeof(NFCReadCommandData::uid),
.uid = {},
- .tag_type = NFCTagType::AllTags,
+ .tag_type = NFCTagType::Ntag215,
.read_block = GetReadBlockCommand(ntag_pages),
},
.crc = {},
@@ -328,12 +428,135 @@ DriverResult NfcProtocol::SendReadAmiiboRequest(MCUCommandResponse& output, NFCP
output);
}
+DriverResult NfcProtocol::SendWriteAmiiboRequest(MCUCommandResponse& output,
+ const TagUUID& tag_uuid) {
+ NFCRequestState request{
+ .command_argument = NFCCommand::ReadNtag,
+ .block_id = {},
+ .packet_id = {},
+ .packet_flag = MCUPacketFlag::LastCommandPacket,
+ .data_length = sizeof(NFCReadCommandData),
+ .nfc_read =
+ {
+ .unknown = 0xd0,
+ .uuid_length = sizeof(NFCReadCommandData::uid),
+ .uid = tag_uuid,
+ .tag_type = NFCTagType::Ntag215,
+ .read_block = GetReadBlockCommand(NFCPages::Block3),
+ },
+ .crc = {},
+ };
+
+ std::array<u8, sizeof(NFCRequestState)> request_data{};
+ memcpy(request_data.data(), &request, sizeof(NFCRequestState));
+ request_data[36] = CalculateMCU_CRC8(request_data.data(), 36);
+ return SendMCUData(ReportMode::NFC_IR_MODE_60HZ, MCUSubCommand::ReadDeviceMode, request_data,
+ output);
+}
+
+DriverResult NfcProtocol::SendWriteDataAmiiboRequest(MCUCommandResponse& output, u8 block_id,
+ bool is_last_packet,
+ std::span<const u8> data) {
+ const auto data_size = std::min(data.size(), sizeof(NFCRequestState::raw_data));
+ NFCRequestState request{
+ .command_argument = NFCCommand::WriteNtag,
+ .block_id = block_id,
+ .packet_id = {},
+ .packet_flag =
+ is_last_packet ? MCUPacketFlag::LastCommandPacket : MCUPacketFlag::MorePacketsRemaining,
+ .data_length = static_cast<u8>(data_size),
+ .raw_data = {},
+ .crc = {},
+ };
+ memcpy(request.raw_data.data(), data.data(), data_size);
+
+ std::array<u8, sizeof(NFCRequestState)> request_data{};
+ memcpy(request_data.data(), &request, sizeof(NFCRequestState));
+ request_data[36] = CalculateMCU_CRC8(request_data.data(), 36);
+ return SendMCUData(ReportMode::NFC_IR_MODE_60HZ, MCUSubCommand::ReadDeviceMode, request_data,
+ output);
+}
+
+std::vector<u8> NfcProtocol::SerializeWritePackage(const NFCWritePackage& package) const {
+ const std::size_t header_size =
+ sizeof(NFCWriteCommandData) + sizeof(NFCWritePackage::number_of_chunks);
+ std::vector<u8> serialized_data(header_size);
+ std::size_t start_index = 0;
+
+ memcpy(serialized_data.data(), &package, header_size);
+ start_index += header_size;
+
+ for (const auto& data_chunk : package.data_chunks) {
+ const std::size_t chunk_size =
+ sizeof(NFCDataChunk::nfc_page) + sizeof(NFCDataChunk::data_size) + data_chunk.data_size;
+
+ serialized_data.resize(start_index + chunk_size);
+ memcpy(serialized_data.data() + start_index, &data_chunk, chunk_size);
+ start_index += chunk_size;
+ }
+
+ return serialized_data;
+}
+
+NFCWritePackage NfcProtocol::MakeAmiiboWritePackage(const TagUUID& tag_uuid,
+ std::span<const u8> data) const {
+ return {
+ .command_data{
+ .unknown = 0xd0,
+ .uuid_length = sizeof(NFCReadCommandData::uid),
+ .uid = tag_uuid,
+ .tag_type = NFCTagType::Ntag215,
+ .unknown2 = 0x00,
+ .unknown3 = 0x01,
+ .unknown4 = 0x04,
+ .unknown5 = 0xff,
+ .unknown6 = 0xff,
+ .unknown7 = 0xff,
+ .unknown8 = 0xff,
+ .magic = data[16],
+ .write_count = static_cast<u16>((data[17] << 8) + data[18]),
+ .amiibo_version = data[19],
+ },
+ .number_of_chunks = 3,
+ .data_chunks =
+ {
+ MakeAmiiboChunk(0x05, 0x20, data),
+ MakeAmiiboChunk(0x20, 0xf0, data),
+ MakeAmiiboChunk(0x5c, 0x98, data),
+ },
+ };
+}
+
+NFCDataChunk NfcProtocol::MakeAmiiboChunk(u8 page, u8 size, std::span<const u8> data) const {
+ constexpr u8 PAGE_SIZE = 4;
+
+ if (static_cast<std::size_t>(page * PAGE_SIZE) + size >= data.size()) {
+ return {};
+ }
+
+ NFCDataChunk chunk{
+ .nfc_page = page,
+ .data_size = size,
+ .data = {},
+ };
+ std::memcpy(chunk.data.data(), data.data() + (page * PAGE_SIZE), size);
+ return chunk;
+}
+
NFCReadBlockCommand NfcProtocol::GetReadBlockCommand(NFCPages pages) const {
switch (pages) {
case NFCPages::Block0:
return {
.block_count = 1,
};
+ case NFCPages::Block3:
+ return {
+ .block_count = 1,
+ .blocks =
+ {
+ NFCReadBlock{0x03, 0x03},
+ },
+ };
case NFCPages::Block45:
return {
.block_count = 1,
@@ -368,6 +591,17 @@ NFCReadBlockCommand NfcProtocol::GetReadBlockCommand(NFCPages pages) const {
};
}
+TagUUID NfcProtocol::GetTagUUID(std::span<const u8> data) const {
+ if (data.size() < 10) {
+ return {};
+ }
+
+ // crc byte 3 is omitted in this operation
+ return {
+ data[0], data[1], data[2], data[4], data[5], data[6], data[7],
+ };
+}
+
bool NfcProtocol::IsEnabled() const {
return is_enabled;
}
diff --git a/src/input_common/helpers/joycon_protocol/nfc.h b/src/input_common/helpers/joycon_protocol/nfc.h
index c9e9af03f..eb58c427d 100644
--- a/src/input_common/helpers/joycon_protocol/nfc.h
+++ b/src/input_common/helpers/joycon_protocol/nfc.h
@@ -27,6 +27,8 @@ public:
DriverResult ScanAmiibo(std::vector<u8>& data);
+ DriverResult WriteAmiibo(std::span<const u8> data);
+
bool HasAmiibo();
bool IsEnabled() const;
@@ -37,18 +39,20 @@ private:
struct TagFoundData {
u8 type;
- std::vector<u8> uuid;
+ u8 uuid_size;
+ TagUUID uuid;
};
- DriverResult WaitUntilNfcIsReady();
-
- DriverResult WaitUntilNfcIsPolling();
+ DriverResult WaitUntilNfcIs(NFCStatus status);
DriverResult IsTagInRange(TagFoundData& data, std::size_t timeout_limit = 1);
DriverResult GetAmiiboData(std::vector<u8>& data);
- DriverResult SendStartPollingRequest(MCUCommandResponse& output);
+ DriverResult WriteAmiiboData(const TagUUID& tag_uuid, std::span<const u8> data);
+
+ DriverResult SendStartPollingRequest(MCUCommandResponse& output,
+ bool is_second_attempt = false);
DriverResult SendStopPollingRequest(MCUCommandResponse& output);
@@ -56,8 +60,21 @@ private:
DriverResult SendReadAmiiboRequest(MCUCommandResponse& output, NFCPages ntag_pages);
+ DriverResult SendWriteAmiiboRequest(MCUCommandResponse& output, const TagUUID& tag_uuid);
+
+ DriverResult SendWriteDataAmiiboRequest(MCUCommandResponse& output, u8 block_id,
+ bool is_last_packet, std::span<const u8> data);
+
+ std::vector<u8> SerializeWritePackage(const NFCWritePackage& package) const;
+
+ NFCWritePackage MakeAmiiboWritePackage(const TagUUID& tag_uuid, std::span<const u8> data) const;
+
+ NFCDataChunk MakeAmiiboChunk(u8 page, u8 size, std::span<const u8> data) const;
+
NFCReadBlockCommand GetReadBlockCommand(NFCPages pages) const;
+ TagUUID GetTagUUID(std::span<const u8> data) const;
+
bool is_enabled{};
std::size_t update_counter{};
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 07:04:22 +0100