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[FL-2507] Fix NTAG21x emulation fix (#1179)

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* mifare ultralight: add support fast read to NTAG21x
* emv: add log traces

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
gornekich 2022-04-28 19:09:52 +03:00 committed by GitHub
parent fe254d469f
commit af5e03ecb7
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 37 additions and 8 deletions
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14
lib/nfc_protocols/emv.c
View file

@ -58,6 +58,16 @@ static const uint8_t pdol_ans[] = {0x77, 0x40, 0x82, 0x02, 0x20, 0x00, 0x57, 0x1
0xC9, 0x85, 0x9F, 0x27, 0x01, 0x00, 0x9F, 0x36, 0x02, 0x06,
0x0C, 0x9F, 0x6C, 0x02, 0x10, 0x00, 0x90, 0x00};
static void emv_trace(FuriHalNfcTxRxContext* tx_rx, const char* message) {
if(furi_log_get_level() == FuriLogLevelTrace) {
FURI_LOG_T(TAG, "%s", message);
for(size_t i = 0; i < tx_rx->rx_bits / 8; i++) {
printf("%02X ", tx_rx->rx_data[i]);
}
printf("\r\n");
}
}
static uint16_t emv_parse_TLV(uint8_t* dest, uint8_t* src, uint16_t* idx) {
uint8_t len = src[*idx + 1];
memcpy(dest, &src[*idx + 2], len);
@ -113,6 +123,7 @@ bool emv_select_ppse(FuriHalNfcTxRxContext* tx_rx, EmvApplication* app) {
FURI_LOG_D(TAG, "Send select PPSE");
if(furi_hal_nfc_tx_rx(tx_rx, 300)) {
emv_trace(tx_rx, "Select PPSE answer:");
if(emv_decode_ppse_response(tx_rx->rx_data, tx_rx->rx_bits / 8, app)) {
app_aid_found = true;
} else {
@ -169,6 +180,7 @@ bool emv_select_app(FuriHalNfcTxRxContext* tx_rx, EmvApplication* app) {
FURI_LOG_D(TAG, "Start application");
if(furi_hal_nfc_tx_rx(tx_rx, 300)) {
emv_trace(tx_rx, "Start application answer:");
if(emv_decode_select_app_response(tx_rx->rx_data, tx_rx->rx_bits / 8, app)) {
select_app_success = true;
} else {
@ -251,6 +263,7 @@ static bool emv_get_processing_options(FuriHalNfcTxRxContext* tx_rx, EmvApplicat
FURI_LOG_D(TAG, "Get proccessing options");
if(furi_hal_nfc_tx_rx(tx_rx, 300)) {
emv_trace(tx_rx, "Get processing options answer:");
if(emv_decode_get_proc_opt(tx_rx->rx_data, tx_rx->rx_bits / 8, app)) {
card_num_read = true;
}
@ -306,6 +319,7 @@ static bool emv_read_sfi_record(
tx_rx->tx_rx_type = FuriHalNfcTxRxTypeDefault;
if(furi_hal_nfc_tx_rx(tx_rx, 300)) {
emv_trace(tx_rx, "SFI record:");
if(emv_decode_read_sfi_record(tx_rx->rx_data, tx_rx->rx_bits / 8, app)) {
card_num_read = true;
}

29
lib/nfc_protocols/mifare_ultralight.c
View file

@ -14,6 +14,8 @@ static void mf_ul_set_default_version(MfUltralightReader* reader, MfUltralightDa
data->type = MfUltralightTypeUnknown;
reader->pages_to_read = 16;
reader->support_fast_read = false;
reader->support_tearing_flags = false;
reader->support_counters = false;
}
bool mf_ultralight_read_version(
@ -40,22 +42,32 @@ bool mf_ultralight_read_version(
data->type = MfUltralightTypeUL11;
reader->pages_to_read = 20;
reader->support_fast_read = true;
reader->support_tearing_flags = true;
reader->support_counters = true;
} else if(version->storage_size == 0x0E) {
data->type = MfUltralightTypeUL21;
reader->pages_to_read = 41;
reader->support_fast_read = true;
reader->support_tearing_flags = true;
reader->support_counters = true;
} else if(version->storage_size == 0x0F) {
data->type = MfUltralightTypeNTAG213;
reader->pages_to_read = 45;
reader->support_fast_read = false;
reader->support_fast_read = true;
reader->support_tearing_flags = false;
reader->support_counters = false;
} else if(version->storage_size == 0x11) {
data->type = MfUltralightTypeNTAG215;
reader->pages_to_read = 135;
reader->support_fast_read = false;
reader->support_fast_read = true;
reader->support_tearing_flags = false;
reader->support_counters = false;
} else if(version->storage_size == 0x13) {
data->type = MfUltralightTypeNTAG216;
reader->pages_to_read = 231;
reader->support_fast_read = false;
reader->support_fast_read = true;
reader->support_tearing_flags = false;
reader->support_counters = false;
} else {
mf_ul_set_default_version(reader, data);
break;
@ -190,9 +202,10 @@ bool mf_ul_read_card(
// Read Signature
mf_ultralight_read_signature(tx_rx, data);
}
// Read data blocks
if(reader->support_fast_read) {
if(reader->support_counters) {
mf_ultralight_read_counters(tx_rx, data);
}
if(reader->support_tearing_flags) {
mf_ultralight_read_tearing_flags(tx_rx, data);
}
card_read = mf_ultralight_read_pages(tx_rx, reader, data);
@ -230,11 +243,11 @@ void mf_ul_prepare_emulation(MfUltralightEmulator* emulator, MfUltralightData* d
} else if(data->type == MfUltralightTypeUL21) {
emulator->support_fast_read = true;
} else if(data->type == MfUltralightTypeNTAG213) {
emulator->support_fast_read = false;
emulator->support_fast_read = true;
} else if(data->type == MfUltralightTypeNTAG215) {
emulator->support_fast_read = false;
emulator->support_fast_read = true;
} else if(data->type == MfUltralightTypeNTAG216) {
emulator->support_fast_read = false;
emulator->support_fast_read = true;
}
if(data->type >= MfUltralightTypeNTAG213) {

2
lib/nfc_protocols/mifare_ultralight.h
View file

@ -74,6 +74,8 @@ typedef struct {
uint8_t pages_to_read;
uint8_t pages_read;
bool support_fast_read;
bool support_tearing_flags;
bool support_counters;
} MfUltralightReader;
typedef struct {