nfc: NTAG203 support (#1383)

* nfc: Fix original MFUL feature flags * nfc: Add NTAG203 read support * nfc: Update emulation lock byte handling for NTAG203 * nfc: Add NTAG203 counter emulation support * nfc: Add NTAG203 tag generator * nfc: Fix NTAG203 emulating GET_VERSION * nfc: Fix MFUL version reading * nfc: Complete NTAG203 counter emulation behavior * nfc: Complete NTAG203 emulation * nfc: Remove unnecessary init in MFUL emulation * nfc: Add notes about MFUL type enum Co-authored-by: gornekich <[email protected]> Co-authored-by: あく <[email protected]>
0xchocolate · Jul 25, 2022 · f8e0ec4 · f8e0ec4
1 parent 30820b8
commit f8e0ec4
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Showing 4 changed files with 236 additions and 56 deletions.
diff --git a/applications/nfc/helpers/nfc_generators.c b/applications/nfc/helpers/nfc_generators.c
@@ -6,6 +6,8 @@
 static const uint8_t version_bytes_mf0ulx1[] = {0x00, 0x04, 0x03, 0x00, 0x01, 0x00, 0x00, 0x03};
 static const uint8_t version_bytes_ntag21x[] = {0x00, 0x04, 0x04, 0x02, 0x01, 0x00, 0x00, 0x03};
 static const uint8_t version_bytes_ntag_i2c[] = {0x00, 0x04, 0x04, 0x05, 0x02, 0x00, 0x00, 0x03};
+static const uint8_t default_data_ntag203[] =
+    {0xE1, 0x10, 0x12, 0x00, 0x01, 0x03, 0xA0, 0x10, 0x44, 0x03, 0x00, 0xFE};
 static const uint8_t default_data_ntag213[] = {0x01, 0x03, 0xA0, 0x0C, 0x34, 0x03, 0x00, 0xFE};
 static const uint8_t default_data_ntag215_216[] = {0x03, 0x00, 0xFE};
 static const uint8_t default_data_ntag_i2c[] = {0xE1, 0x10, 0x00, 0x00, 0x03, 0x00, 0xFE};
@@ -58,6 +60,18 @@ static void nfc_generate_mf_ul_orig(NfcDeviceData* data) {
     memset(&mful->data[4 * 4], 0xFF, 4);
 }
 
+static void nfc_generate_mf_ul_ntag203(NfcDeviceData* data) {
+    nfc_generate_common_start(data);
+    nfc_generate_mf_ul_common(data);
+
+    MfUltralightData* mful = &data->mf_ul_data;
+    mful->type = MfUltralightTypeNTAG203;
+    mful->data_size = 42 * 4;
+    nfc_generate_mf_ul_copy_uid_with_bcc(data);
+    mful->data[9] = 0x48; // Internal byte
+    memcpy(&mful->data[3 * 4], default_data_ntag203, sizeof(default_data_ntag203));
+}
+
 static void nfc_generate_mf_ul_with_config_common(NfcDeviceData* data, uint8_t num_pages) {
     nfc_generate_common_start(data);
     nfc_generate_mf_ul_common(data);
@@ -275,6 +289,11 @@ static const NfcGenerator mf_ul_h21_generator = {
     .generator_func = nfc_generate_mf_ul_h21,
     .next_scene = NfcSceneMifareUlMenu};
 
+static const NfcGenerator ntag203_generator = {
+    .name = "NTAG203",
+    .generator_func = nfc_generate_mf_ul_ntag203,
+    .next_scene = NfcSceneMifareUlMenu};
+
 static const NfcGenerator ntag213_generator = {
     .name = "NTAG213",
     .generator_func = nfc_generate_ntag213,
@@ -316,6 +335,7 @@ const NfcGenerator* const nfc_generators[] = {
     &mf_ul_h11_generator,
     &mf_ul_21_generator,
     &mf_ul_h21_generator,
+    &ntag203_generator,
     &ntag213_generator,
     &ntag215_generator,
     &ntag216_generator,

diff --git a/applications/nfc/nfc_types.c b/applications/nfc/nfc_types.c
@@ -43,6 +43,8 @@ const char* nfc_mf_ul_type(MfUltralightType type, bool full_name) {
         return "NTAG I2C Plus 1K";
     } else if(type == MfUltralightTypeNTAGI2CPlus2K) {
         return "NTAG I2C Plus 2K";
+    } else if(type == MfUltralightTypeNTAG203) {
+        return "NTAG203";
     } else if(type == MfUltralightTypeUL11 && full_name) {
         return "Mifare Ultralight 11";
     } else if(type == MfUltralightTypeUL21 && full_name) {