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nfp: Multiple fixes against HW

nce_cpp
german77 3 years ago
parent
d389a05005
commit
d08c8cf877
9 changed files with 163 additions and 62 deletions
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  1. 68
      src/core/hle/service/mii/mii_manager.cpp
  2. 1
      src/core/hle/service/mii/mii_manager.h
  3. 8
      src/core/hle/service/nfc/nfc.cpp
  4. 55
      src/core/hle/service/nfp/amiibo_crypto.cpp
  5. 6
      src/core/hle/service/nfp/amiibo_crypto.h
  6. 60
      src/core/hle/service/nfp/nfp_device.cpp
  7. 2
      src/core/hle/service/nfp/nfp_device.h
  8. 1
      src/core/hle/service/nfp/nfp_result.h
  9. 24
      src/core/hle/service/nfp/nfp_types.h

68
src/core/hle/service/mii/mii_manager.cpp
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@ -431,8 +431,7 @@ CharInfo MiiManager::ConvertV3ToCharInfo(const Ver3StoreData& mii_v3) const {
Service::Mii::MiiManager manager; Service::Mii::MiiManager manager;
auto mii = manager.BuildDefault(0); auto mii = manager.BuildDefault(0);
// Check if mii data exist
if (mii_v3.version == 0) {
if (!ValidateV3Info(mii_v3)) {
return mii; return mii;
} }
@ -576,6 +575,71 @@ Ver3StoreData MiiManager::ConvertCharInfoToV3(const CharInfo& mii) const {
return mii_v3; return mii_v3;
} }
bool MiiManager::ValidateV3Info(const Ver3StoreData& mii_v3) const {
bool is_valid = mii_v3.version == 0 || mii_v3.version == 3;
is_valid = is_valid && (mii_v3.mii_name[0] != 0);
is_valid = is_valid && (mii_v3.mii_information.birth_month < 13);
is_valid = is_valid && (mii_v3.mii_information.birth_day < 32);
is_valid = is_valid && (mii_v3.mii_information.favorite_color < 12);
is_valid = is_valid && (mii_v3.height < 128);
is_valid = is_valid && (mii_v3.build < 128);
is_valid = is_valid && (mii_v3.appearance_bits1.face_shape < 12);
is_valid = is_valid && (mii_v3.appearance_bits1.skin_color < 7);
is_valid = is_valid && (mii_v3.appearance_bits2.wrinkles < 12);
is_valid = is_valid && (mii_v3.appearance_bits2.makeup < 12);
is_valid = is_valid && (mii_v3.hair_style < 132);
is_valid = is_valid && (mii_v3.appearance_bits3.hair_color < 8);
is_valid = is_valid && (mii_v3.appearance_bits4.eye_type < 60);
is_valid = is_valid && (mii_v3.appearance_bits4.eye_color < 6);
is_valid = is_valid && (mii_v3.appearance_bits4.eye_scale < 8);
is_valid = is_valid && (mii_v3.appearance_bits4.eye_vertical_stretch < 7);
is_valid = is_valid && (mii_v3.appearance_bits4.eye_rotation < 8);
is_valid = is_valid && (mii_v3.appearance_bits4.eye_spacing < 13);
is_valid = is_valid && (mii_v3.appearance_bits4.eye_y_position < 19);
is_valid = is_valid && (mii_v3.appearance_bits5.eyebrow_style < 25);
is_valid = is_valid && (mii_v3.appearance_bits5.eyebrow_color < 8);
is_valid = is_valid && (mii_v3.appearance_bits5.eyebrow_scale < 9);
is_valid = is_valid && (mii_v3.appearance_bits5.eyebrow_yscale < 7);
is_valid = is_valid && (mii_v3.appearance_bits5.eyebrow_rotation < 12);
is_valid = is_valid && (mii_v3.appearance_bits5.eyebrow_spacing < 12);
is_valid = is_valid && (mii_v3.appearance_bits5.eyebrow_y_position < 19);
is_valid = is_valid && (mii_v3.appearance_bits6.nose_type < 18);
is_valid = is_valid && (mii_v3.appearance_bits6.nose_scale < 9);
is_valid = is_valid && (mii_v3.appearance_bits6.nose_y_position < 19);
is_valid = is_valid && (mii_v3.appearance_bits7.mouth_type < 36);
is_valid = is_valid && (mii_v3.appearance_bits7.mouth_color < 5);
is_valid = is_valid && (mii_v3.appearance_bits7.mouth_scale < 9);
is_valid = is_valid && (mii_v3.appearance_bits7.mouth_horizontal_stretch < 7);
is_valid = is_valid && (mii_v3.appearance_bits8.mouth_y_position < 19);
is_valid = is_valid && (mii_v3.appearance_bits8.mustache_type < 6);
is_valid = is_valid && (mii_v3.appearance_bits9.mustache_scale < 7);
is_valid = is_valid && (mii_v3.appearance_bits9.mustache_y_position < 17);
is_valid = is_valid && (mii_v3.appearance_bits9.bear_type < 6);
is_valid = is_valid && (mii_v3.appearance_bits9.facial_hair_color < 8);
is_valid = is_valid && (mii_v3.appearance_bits10.glasses_type < 9);
is_valid = is_valid && (mii_v3.appearance_bits10.glasses_color < 6);
is_valid = is_valid && (mii_v3.appearance_bits10.glasses_scale < 8);
is_valid = is_valid && (mii_v3.appearance_bits10.glasses_y_position < 21);
is_valid = is_valid && (mii_v3.appearance_bits11.mole_enabled < 2);
is_valid = is_valid && (mii_v3.appearance_bits11.mole_scale < 9);
is_valid = is_valid && (mii_v3.appearance_bits11.mole_x_position < 17);
is_valid = is_valid && (mii_v3.appearance_bits11.mole_y_position < 31);
return is_valid;
}
ResultVal<std::vector<MiiInfoElement>> MiiManager::GetDefault(SourceFlag source_flag) { ResultVal<std::vector<MiiInfoElement>> MiiManager::GetDefault(SourceFlag source_flag) {
std::vector<MiiInfoElement> result; std::vector<MiiInfoElement> result;

1
src/core/hle/service/mii/mii_manager.h
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@ -24,6 +24,7 @@ public:
CharInfo BuildDefault(std::size_t index); CharInfo BuildDefault(std::size_t index);
CharInfo ConvertV3ToCharInfo(const Ver3StoreData& mii_v3) const; CharInfo ConvertV3ToCharInfo(const Ver3StoreData& mii_v3) const;
Ver3StoreData ConvertCharInfoToV3(const CharInfo& mii) const; Ver3StoreData ConvertCharInfoToV3(const CharInfo& mii) const;
bool ValidateV3Info(const Ver3StoreData& mii_v3) const;
ResultVal<std::vector<MiiInfoElement>> GetDefault(SourceFlag source_flag); ResultVal<std::vector<MiiInfoElement>> GetDefault(SourceFlag source_flag);
Result GetIndex(const CharInfo& info, u32& index); Result GetIndex(const CharInfo& info, u32& index);

8
src/core/hle/service/nfc/nfc.cpp
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@ -106,10 +106,10 @@ public:
{1, &IUser::FinalizeOld, "FinalizeOld"}, {1, &IUser::FinalizeOld, "FinalizeOld"},
{2, &IUser::GetStateOld, "GetStateOld"}, {2, &IUser::GetStateOld, "GetStateOld"},
{3, &IUser::IsNfcEnabledOld, "IsNfcEnabledOld"}, {3, &IUser::IsNfcEnabledOld, "IsNfcEnabledOld"},
{400, nullptr, "Initialize"},
{401, nullptr, "Finalize"},
{402, nullptr, "GetState"},
{403, nullptr, "IsNfcEnabled"},
{400, &IUser::InitializeOld, "Initialize"},
{401, &IUser::FinalizeOld, "Finalize"},
{402, &IUser::GetStateOld, "GetState"},
{403, &IUser::IsNfcEnabledOld, "IsNfcEnabled"},
{404, nullptr, "ListDevices"}, {404, nullptr, "ListDevices"},
{405, nullptr, "GetDeviceState"}, {405, nullptr, "GetDeviceState"},
{406, nullptr, "GetNpadId"}, {406, nullptr, "GetNpadId"},

55
src/core/hle/service/nfp/amiibo_crypto.cpp
View File

@ -25,7 +25,8 @@ bool IsAmiiboValid(const EncryptedNTAG215File& ntag_file) {
LOG_DEBUG(Service_NFP, "character_id=0x{0:x}", amiibo_data.model_info.character_id); LOG_DEBUG(Service_NFP, "character_id=0x{0:x}", amiibo_data.model_info.character_id);
LOG_DEBUG(Service_NFP, "character_variant={}", amiibo_data.model_info.character_variant); LOG_DEBUG(Service_NFP, "character_variant={}", amiibo_data.model_info.character_variant);
LOG_DEBUG(Service_NFP, "amiibo_type={}", amiibo_data.model_info.amiibo_type); LOG_DEBUG(Service_NFP, "amiibo_type={}", amiibo_data.model_info.amiibo_type);
LOG_DEBUG(Service_NFP, "model_number=0x{0:x}", amiibo_data.model_info.model_number);
LOG_DEBUG(Service_NFP, "model_number=0x{0:x}",
static_cast<u16>(amiibo_data.model_info.model_number));
LOG_DEBUG(Service_NFP, "series={}", amiibo_data.model_info.series); LOG_DEBUG(Service_NFP, "series={}", amiibo_data.model_info.series);
LOG_DEBUG(Service_NFP, "fixed_value=0x{0:x}", amiibo_data.model_info.constant_value); LOG_DEBUG(Service_NFP, "fixed_value=0x{0:x}", amiibo_data.model_info.constant_value);
@ -35,11 +36,12 @@ bool IsAmiiboValid(const EncryptedNTAG215File& ntag_file) {
// Validate UUID // Validate UUID
constexpr u8 CT = 0x88; // As defined in `ISO / IEC 14443 - 3` constexpr u8 CT = 0x88; // As defined in `ISO / IEC 14443 - 3`
if ((CT ^ ntag_file.uuid[0] ^ ntag_file.uuid[1] ^ ntag_file.uuid[2]) != ntag_file.uuid[3]) {
if ((CT ^ ntag_file.uuid.uid[0] ^ ntag_file.uuid.uid[1] ^ ntag_file.uuid.uid[2]) !=
ntag_file.uuid.uid[3]) {
return false; return false;
} }
if ((ntag_file.uuid[4] ^ ntag_file.uuid[5] ^ ntag_file.uuid[6] ^ ntag_file.uuid[7]) !=
ntag_file.uuid[8]) {
if ((ntag_file.uuid.uid[4] ^ ntag_file.uuid.uid[5] ^ ntag_file.uuid.uid[6] ^
ntag_file.uuid.nintendo_id) != ntag_file.uuid.lock_bytes[0]) {
return false; return false;
} }
@ -70,7 +72,8 @@ bool IsAmiiboValid(const EncryptedNTAG215File& ntag_file) {
NTAG215File NfcDataToEncodedData(const EncryptedNTAG215File& nfc_data) { NTAG215File NfcDataToEncodedData(const EncryptedNTAG215File& nfc_data) {
NTAG215File encoded_data{}; NTAG215File encoded_data{};
memcpy(encoded_data.uuid2.data(), nfc_data.uuid.data() + 0x8, sizeof(encoded_data.uuid2));
encoded_data.uid = nfc_data.uuid.uid;
encoded_data.nintendo_id = nfc_data.uuid.nintendo_id;
encoded_data.static_lock = nfc_data.static_lock; encoded_data.static_lock = nfc_data.static_lock;
encoded_data.compability_container = nfc_data.compability_container; encoded_data.compability_container = nfc_data.compability_container;
encoded_data.hmac_data = nfc_data.user_memory.hmac_data; encoded_data.hmac_data = nfc_data.user_memory.hmac_data;
@ -85,7 +88,7 @@ NTAG215File NfcDataToEncodedData(const EncryptedNTAG215File& nfc_data) {
encoded_data.hash = nfc_data.user_memory.hash; encoded_data.hash = nfc_data.user_memory.hash;
encoded_data.application_area = nfc_data.user_memory.application_area; encoded_data.application_area = nfc_data.user_memory.application_area;
encoded_data.hmac_tag = nfc_data.user_memory.hmac_tag; encoded_data.hmac_tag = nfc_data.user_memory.hmac_tag;
memcpy(encoded_data.uuid.data(), nfc_data.uuid.data(), sizeof(encoded_data.uuid));
encoded_data.lock_bytes = nfc_data.uuid.lock_bytes;
encoded_data.model_info = nfc_data.user_memory.model_info; encoded_data.model_info = nfc_data.user_memory.model_info;
encoded_data.keygen_salt = nfc_data.user_memory.keygen_salt; encoded_data.keygen_salt = nfc_data.user_memory.keygen_salt;
encoded_data.dynamic_lock = nfc_data.dynamic_lock; encoded_data.dynamic_lock = nfc_data.dynamic_lock;
@ -99,8 +102,9 @@ NTAG215File NfcDataToEncodedData(const EncryptedNTAG215File& nfc_data) {
EncryptedNTAG215File EncodedDataToNfcData(const NTAG215File& encoded_data) { EncryptedNTAG215File EncodedDataToNfcData(const NTAG215File& encoded_data) {
EncryptedNTAG215File nfc_data{}; EncryptedNTAG215File nfc_data{};
memcpy(nfc_data.uuid.data() + 0x8, encoded_data.uuid2.data(), sizeof(encoded_data.uuid2));
memcpy(nfc_data.uuid.data(), encoded_data.uuid.data(), sizeof(encoded_data.uuid));
nfc_data.uuid.uid = encoded_data.uid;
nfc_data.uuid.nintendo_id = encoded_data.nintendo_id;
nfc_data.uuid.lock_bytes = encoded_data.lock_bytes;
nfc_data.static_lock = encoded_data.static_lock; nfc_data.static_lock = encoded_data.static_lock;
nfc_data.compability_container = encoded_data.compability_container; nfc_data.compability_container = encoded_data.compability_container;
nfc_data.user_memory.hmac_data = encoded_data.hmac_data; nfc_data.user_memory.hmac_data = encoded_data.hmac_data;
@ -127,10 +131,10 @@ EncryptedNTAG215File EncodedDataToNfcData(const NTAG215File& encoded_data) {
u32 GetTagPassword(const TagUuid& uuid) { u32 GetTagPassword(const TagUuid& uuid) {
// Verifiy that the generated password is correct // Verifiy that the generated password is correct
u32 password = 0xAA ^ (uuid[1] ^ uuid[3]);
password &= (0x55 ^ (uuid[2] ^ uuid[4])) << 8;
password &= (0xAA ^ (uuid[3] ^ uuid[5])) << 16;
password &= (0x55 ^ (uuid[4] ^ uuid[6])) << 24;
u32 password = 0xAA ^ (uuid.uid[1] ^ uuid.uid[3]);
password &= (0x55 ^ (uuid.uid[2] ^ uuid.uid[4])) << 8;
password &= (0xAA ^ (uuid.uid[3] ^ uuid.uid[5])) << 16;
password &= (0x55 ^ (uuid.uid[4] ^ uuid.uid[6])) << 24;
return password; return password;
} }
@ -138,15 +142,13 @@ HashSeed GetSeed(const NTAG215File& data) {
HashSeed seed{ HashSeed seed{
.magic = data.write_counter, .magic = data.write_counter,
.padding = {}, .padding = {},
.uuid1 = {},
.uuid2 = {},
.uid_1 = data.uid,
.nintendo_id_1 = data.nintendo_id,
.uid_2 = data.uid,
.nintendo_id_2 = data.nintendo_id,
.keygen_salt = data.keygen_salt, .keygen_salt = data.keygen_salt,
}; };
// Copy the first 8 bytes of uuid
memcpy(seed.uuid1.data(), data.uuid.data(), sizeof(seed.uuid1));
memcpy(seed.uuid2.data(), data.uuid.data(), sizeof(seed.uuid2));
return seed; return seed;
} }
@ -165,8 +167,10 @@ std::vector<u8> GenerateInternalKey(const InternalKey& key, const HashSeed& seed
output.insert(output.end(), key.magic_bytes.begin(), output.insert(output.end(), key.magic_bytes.begin(),
key.magic_bytes.begin() + key.magic_length); key.magic_bytes.begin() + key.magic_length);
output.insert(output.end(), seed.uuid1.begin(), seed.uuid1.end());
output.insert(output.end(), seed.uuid2.begin(), seed.uuid2.end());
output.insert(output.end(), seed.uid_1.begin(), seed.uid_1.end());
output.emplace_back(seed.nintendo_id_1);
output.insert(output.end(), seed.uid_2.begin(), seed.uid_2.end());
output.emplace_back(seed.nintendo_id_2);
for (std::size_t i = 0; i < sizeof(seed.keygen_salt); i++) { for (std::size_t i = 0; i < sizeof(seed.keygen_salt); i++) {
output.emplace_back(static_cast<u8>(seed.keygen_salt[i] ^ key.xor_pad[i])); output.emplace_back(static_cast<u8>(seed.keygen_salt[i] ^ key.xor_pad[i]));
@ -250,14 +254,15 @@ void Cipher(const DerivedKeys& keys, const NTAG215File& in_data, NTAG215File& ou
reinterpret_cast<unsigned char*>(&out_data.settings)); reinterpret_cast<unsigned char*>(&out_data.settings));
// Copy the rest of the data directly // Copy the rest of the data directly
out_data.uuid2 = in_data.uuid2;
out_data.uid = in_data.uid;
out_data.nintendo_id = in_data.nintendo_id;
out_data.lock_bytes = in_data.lock_bytes;
out_data.static_lock = in_data.static_lock; out_data.static_lock = in_data.static_lock;
out_data.compability_container = in_data.compability_container; out_data.compability_container = in_data.compability_container;
out_data.constant_value = in_data.constant_value; out_data.constant_value = in_data.constant_value;
out_data.write_counter = in_data.write_counter; out_data.write_counter = in_data.write_counter;
out_data.uuid = in_data.uuid;
out_data.model_info = in_data.model_info; out_data.model_info = in_data.model_info;
out_data.keygen_salt = in_data.keygen_salt; out_data.keygen_salt = in_data.keygen_salt;
out_data.dynamic_lock = in_data.dynamic_lock; out_data.dynamic_lock = in_data.dynamic_lock;
@ -309,7 +314,7 @@ bool DecodeAmiibo(const EncryptedNTAG215File& encrypted_tag_data, NTAG215File& t
// Regenerate tag HMAC. Note: order matters, data HMAC depends on tag HMAC! // Regenerate tag HMAC. Note: order matters, data HMAC depends on tag HMAC!
constexpr std::size_t input_length = DYNAMIC_LOCK_START - UUID_START; constexpr std::size_t input_length = DYNAMIC_LOCK_START - UUID_START;
mbedtls_md_hmac(mbedtls_md_info_from_type(MBEDTLS_MD_SHA256), tag_keys.hmac_key.data(), mbedtls_md_hmac(mbedtls_md_info_from_type(MBEDTLS_MD_SHA256), tag_keys.hmac_key.data(),
sizeof(HmacKey), reinterpret_cast<const unsigned char*>(&tag_data.uuid),
sizeof(HmacKey), reinterpret_cast<const unsigned char*>(&tag_data.uid),
input_length, reinterpret_cast<unsigned char*>(&tag_data.hmac_tag)); input_length, reinterpret_cast<unsigned char*>(&tag_data.hmac_tag));
// Regenerate data HMAC // Regenerate data HMAC
@ -350,7 +355,7 @@ bool EncodeAmiibo(const NTAG215File& tag_data, EncryptedNTAG215File& encrypted_t
constexpr std::size_t input_length = DYNAMIC_LOCK_START - UUID_START; constexpr std::size_t input_length = DYNAMIC_LOCK_START - UUID_START;
constexpr std::size_t input_length2 = HMAC_TAG_START - WRITE_COUNTER_START; constexpr std::size_t input_length2 = HMAC_TAG_START - WRITE_COUNTER_START;
mbedtls_md_hmac(mbedtls_md_info_from_type(MBEDTLS_MD_SHA256), tag_keys.hmac_key.data(), mbedtls_md_hmac(mbedtls_md_info_from_type(MBEDTLS_MD_SHA256), tag_keys.hmac_key.data(),
sizeof(HmacKey), reinterpret_cast<const unsigned char*>(&tag_data.uuid),
sizeof(HmacKey), reinterpret_cast<const unsigned char*>(&tag_data.uid),
input_length, reinterpret_cast<unsigned char*>(&encoded_tag_data.hmac_tag)); input_length, reinterpret_cast<unsigned char*>(&encoded_tag_data.hmac_tag));
// Init mbedtls HMAC context // Init mbedtls HMAC context
@ -364,7 +369,7 @@ bool EncodeAmiibo(const NTAG215File& tag_data, EncryptedNTAG215File& encrypted_t
input_length2); // Data input_length2); // Data
mbedtls_md_hmac_update(&ctx, reinterpret_cast<unsigned char*>(&encoded_tag_data.hmac_tag), mbedtls_md_hmac_update(&ctx, reinterpret_cast<unsigned char*>(&encoded_tag_data.hmac_tag),
sizeof(HashData)); // Tag HMAC sizeof(HashData)); // Tag HMAC
mbedtls_md_hmac_update(&ctx, reinterpret_cast<const unsigned char*>(&tag_data.uuid),
mbedtls_md_hmac_update(&ctx, reinterpret_cast<const unsigned char*>(&tag_data.uid),
input_length); input_length);
mbedtls_md_hmac_finish(&ctx, reinterpret_cast<unsigned char*>(&encoded_tag_data.hmac_data)); mbedtls_md_hmac_finish(&ctx, reinterpret_cast<unsigned char*>(&encoded_tag_data.hmac_data));

6
src/core/hle/service/nfp/amiibo_crypto.h
View File

@ -24,8 +24,10 @@ using DrgbOutput = std::array<u8, 0x20>;
struct HashSeed { struct HashSeed {
u16_be magic; u16_be magic;
std::array<u8, 0xE> padding; std::array<u8, 0xE> padding;
std::array<u8, 0x8> uuid1;
std::array<u8, 0x8> uuid2;
UniqueSerialNumber uid_1;
u8 nintendo_id_1;
UniqueSerialNumber uid_2;
u8 nintendo_id_2;
std::array<u8, 0x20> keygen_salt; std::array<u8, 0x20> keygen_salt;
}; };
static_assert(sizeof(HashSeed) == 0x40, "HashSeed is an invalid size"); static_assert(sizeof(HashSeed) == 0x40, "HashSeed is an invalid size");

60
src/core/hle/service/nfp/nfp_device.cpp
View File

@ -22,6 +22,9 @@
#include "core/hle/service/nfp/nfp_device.h" #include "core/hle/service/nfp/nfp_device.h"
#include "core/hle/service/nfp/nfp_result.h" #include "core/hle/service/nfp/nfp_result.h"
#include "core/hle/service/nfp/nfp_user.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 { namespace Service::NFP {
NfpDevice::NfpDevice(Core::HID::NpadIdType npad_id_, Core::System& system_, NfpDevice::NfpDevice(Core::HID::NpadIdType npad_id_, Core::System& system_,
@ -39,6 +42,9 @@ NfpDevice::NfpDevice(Core::HID::NpadIdType npad_id_, Core::System& system_,
}; };
is_controller_set = true; is_controller_set = true;
callback_key = npad_device->SetCallback(engine_callback); 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() { NfpDevice::~NfpDevice() {
@ -98,6 +104,7 @@ bool NfpDevice::LoadAmiibo(const std::vector<u8>& data) {
} }
device_state = DeviceState::TagFound; device_state = DeviceState::TagFound;
deactivate_event->GetReadableEvent().Clear();
activate_event->GetWritableEvent().Signal(); activate_event->GetWritableEvent().Signal();
return true; return true;
} }
@ -112,6 +119,7 @@ void NfpDevice::CloseAmiibo() {
device_state = DeviceState::TagRemoved; device_state = DeviceState::TagRemoved;
encrypted_tag_data = {}; encrypted_tag_data = {};
tag_data = {}; tag_data = {};
activate_event->GetReadableEvent().Clear();
deactivate_event->GetWritableEvent().Signal(); deactivate_event->GetWritableEvent().Signal();
} }
@ -140,8 +148,6 @@ void NfpDevice::Finalize() {
} }
Result NfpDevice::StartDetection(s32 protocol_) { Result NfpDevice::StartDetection(s32 protocol_) {
// TODO(german77): Add callback for when nfc data is available
if (device_state == DeviceState::Initialized || device_state == DeviceState::TagRemoved) { if (device_state == DeviceState::Initialized || device_state == DeviceState::TagRemoved) {
npad_device->SetPollingMode(Common::Input::PollingMode::NFC); npad_device->SetPollingMode(Common::Input::PollingMode::NFC);
device_state = DeviceState::SearchingForTag; device_state = DeviceState::SearchingForTag;
@ -172,11 +178,9 @@ Result NfpDevice::StopDetection() {
Result NfpDevice::Flush() { Result NfpDevice::Flush() {
auto& settings = tag_data.settings; auto& settings = tag_data.settings;
if (settings.write_date.raw_date != settings.write_date.raw_date) {
// TODO: Read current system date
settings.write_date.SetYear(2022);
settings.write_date.SetMonth(9);
settings.write_date.SetDay(9);
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++; settings.crc_counter++;
// TODO: Find how to calculate the crc check // TODO: Find how to calculate the crc check
// settings.crc = CalculateCRC(settings); // settings.crc = CalculateCRC(settings);
@ -239,10 +243,10 @@ Result NfpDevice::GetTagInfo(TagInfo& tag_info) const {
} }
tag_info = { tag_info = {
.uuid = encrypted_tag_data.uuid,
.uuid_length = static_cast<u8>(encrypted_tag_data.uuid.size()),
.protocol = protocol,
.tag_type = static_cast<u32>(encrypted_tag_data.user_memory.model_info.amiibo_type),
.uuid = encrypted_tag_data.uuid.uid,
.uuid_length = static_cast<u8>(encrypted_tag_data.uuid.uid.size()),
.protocol = 1,
.tag_type = 2,
}; };
return ResultSuccess; return ResultSuccess;
@ -255,8 +259,6 @@ Result NfpDevice::GetCommonInfo(CommonInfo& common_info) const {
} }
const auto& settings = tag_data.settings; const auto& settings = tag_data.settings;
const u32 application_area_size =
tag_data.settings.settings.appdata_initialized == 0 ? 0 : sizeof(ApplicationArea);
// TODO: Validate this data // TODO: Validate this data
common_info = { common_info = {
@ -267,8 +269,8 @@ Result NfpDevice::GetCommonInfo(CommonInfo& common_info) const {
settings.write_date.GetDay(), settings.write_date.GetDay(),
}, },
.write_counter = tag_data.write_counter, .write_counter = tag_data.write_counter,
.version = 1,
.application_area_size = application_area_size,
.version = 0,
.application_area_size = sizeof(ApplicationArea),
}; };
return ResultSuccess; return ResultSuccess;
} }
@ -334,13 +336,8 @@ Result NfpDevice::SetNicknameAndOwner(const AmiiboName& amiibo_name) {
Service::Mii::MiiManager manager; Service::Mii::MiiManager manager;
auto& settings = tag_data.settings; auto& settings = tag_data.settings;
// TODO: Read current system date
settings.init_date.SetYear(2022);
settings.init_date.SetMonth(9);
settings.init_date.SetDay(9);
settings.write_date.SetYear(2022);
settings.write_date.SetMonth(9);
settings.write_date.SetDay(9);
settings.init_date = GetAmiiboDate(current_posix_time);
settings.write_date = GetAmiiboDate(current_posix_time);
settings.crc_counter++; settings.crc_counter++;
// TODO: Find how to calculate the crc check // TODO: Find how to calculate the crc check
// settings.crc = CalculateCRC(settings); // settings.crc = CalculateCRC(settings);
@ -570,4 +567,23 @@ void NfpDevice::SetAmiiboName(AmiiboSettings& settings, const AmiiboName& amiibo
} }
} }
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 } // namespace Service::NFP

2
src/core/hle/service/nfp/nfp_device.h
View File

@ -75,6 +75,7 @@ private:
AmiiboName GetAmiiboName(const AmiiboSettings& settings) const; AmiiboName GetAmiiboName(const AmiiboSettings& settings) const;
void SetAmiiboName(AmiiboSettings& settings, const AmiiboName& amiibo_name); void SetAmiiboName(AmiiboSettings& settings, const AmiiboName& amiibo_name);
AmiiboDate GetAmiiboDate(s64 posix_time) const;
bool is_controller_set{}; bool is_controller_set{};
int callback_key; int callback_key;
@ -88,6 +89,7 @@ private:
bool is_data_moddified{}; bool is_data_moddified{};
s32 protocol{}; s32 protocol{};
s64 current_posix_time{};
DeviceState device_state{DeviceState::Unavailable}; DeviceState device_state{DeviceState::Unavailable};
NTAG215File tag_data{}; NTAG215File tag_data{};

1
src/core/hle/service/nfp/nfp_result.h
View File

@ -17,5 +17,6 @@ constexpr Result ApplicationAreaIsNotInitialized(ErrorModule::NFP, 128);
constexpr Result CorruptedData(ErrorModule::NFP, 144); constexpr Result CorruptedData(ErrorModule::NFP, 144);
constexpr Result WrongApplicationAreaId(ErrorModule::NFP, 152); constexpr Result WrongApplicationAreaId(ErrorModule::NFP, 152);
constexpr Result ApplicationAreaExist(ErrorModule::NFP, 168); constexpr Result ApplicationAreaExist(ErrorModule::NFP, 168);
constexpr Result NotAnAmiibo(ErrorModule::NFP, 178);
} // namespace Service::NFP } // namespace Service::NFP

24
src/core/hle/service/nfp/nfp_types.h
View File

@ -75,11 +75,19 @@ enum class AmiiboSeries : u8 {
Diablo, Diablo,
}; };
using TagUuid = std::array<u8, 10>;
using UniqueSerialNumber = std::array<u8, 7>;
using LockBytes = std::array<u8, 2>;
using HashData = std::array<u8, 0x20>; using HashData = std::array<u8, 0x20>;
using ApplicationArea = std::array<u8, 0xD8>; using ApplicationArea = std::array<u8, 0xD8>;
using AmiiboName = std::array<char, (amiibo_name_length * 4) + 1>; using AmiiboName = std::array<char, (amiibo_name_length * 4) + 1>;
struct TagUuid {
UniqueSerialNumber uid;
u8 nintendo_id;
LockBytes lock_bytes;
};
static_assert(sizeof(TagUuid) == 10, "TagUuid is an invalid size");
struct AmiiboDate { struct AmiiboDate {
u16 raw_date{}; u16 raw_date{};
@ -91,7 +99,7 @@ struct AmiiboDate {
return static_cast<u16>(((GetValue() & 0xFE00) >> 9) + 2000); return static_cast<u16>(((GetValue() & 0xFE00) >> 9) + 2000);
} }
u8 GetMonth() const { u8 GetMonth() const {
return static_cast<u8>(((GetValue() & 0x01E0) >> 5) - 1);
return static_cast<u8>((GetValue() & 0x01E0) >> 5);
} }
u8 GetDay() const { u8 GetDay() const {
return static_cast<u8>(GetValue() & 0x001F); return static_cast<u8>(GetValue() & 0x001F);
@ -102,7 +110,7 @@ struct AmiiboDate {
raw_date = Common::swap16((GetValue() & ~0xFE00) | year_converted); raw_date = Common::swap16((GetValue() & ~0xFE00) | year_converted);
} }
void SetMonth(u8 month) { void SetMonth(u8 month) {
const u16 month_converted = static_cast<u16>((month + 1) << 5);
const u16 month_converted = static_cast<u16>(month << 5);
raw_date = Common::swap16((GetValue() & ~0x01E0) | month_converted); raw_date = Common::swap16((GetValue() & ~0x01E0) | month_converted);
} }
void SetDay(u8 day) { void SetDay(u8 day) {
@ -137,7 +145,7 @@ struct AmiiboModelInfo {
u16 character_id; u16 character_id;
u8 character_variant; u8 character_variant;
AmiiboType amiibo_type; AmiiboType amiibo_type;
u16 model_number;
u16_be model_number;
AmiiboSeries series; AmiiboSeries series;
u8 constant_value; // Must be 02 u8 constant_value; // Must be 02
INSERT_PADDING_BYTES(0x4); // Unknown INSERT_PADDING_BYTES(0x4); // Unknown
@ -172,7 +180,7 @@ struct EncryptedAmiiboFile {
static_assert(sizeof(EncryptedAmiiboFile) == 0x1F8, "AmiiboFile is an invalid size"); static_assert(sizeof(EncryptedAmiiboFile) == 0x1F8, "AmiiboFile is an invalid size");
struct NTAG215File { struct NTAG215File {
std::array<u8, 0x2> uuid2;
LockBytes lock_bytes; // Tag UUID
u16 static_lock; // Set defined pages as read only u16 static_lock; // Set defined pages as read only
u32 compability_container; // Defines available memory u32 compability_container; // Defines available memory
HashData hmac_data; // Hash HashData hmac_data; // Hash
@ -188,7 +196,8 @@ struct NTAG215File {
HashData hash; // Probably a SHA256-HMAC hash? HashData hash; // Probably a SHA256-HMAC hash?
ApplicationArea application_area; // Encrypted Game data ApplicationArea application_area; // Encrypted Game data
HashData hmac_tag; // Hash HashData hmac_tag; // Hash
std::array<u8, 0x8> uuid;
UniqueSerialNumber uid; // Unique serial number
u8 nintendo_id; // Tag UUID
AmiiboModelInfo model_info; AmiiboModelInfo model_info;
HashData keygen_salt; // Salt HashData keygen_salt; // Salt
u32 dynamic_lock; // Dynamic lock u32 dynamic_lock; // Dynamic lock
@ -215,7 +224,8 @@ static_assert(std::is_trivially_copyable_v<EncryptedNTAG215File>,
"EncryptedNTAG215File must be trivially copyable."); "EncryptedNTAG215File must be trivially copyable.");
struct TagInfo { struct TagInfo {
TagUuid uuid;
UniqueSerialNumber uuid;
INSERT_PADDING_BYTES(0x3);
u8 uuid_length; u8 uuid_length;
INSERT_PADDING_BYTES(0x15); INSERT_PADDING_BYTES(0x15);
s32 protocol; s32 protocol;

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