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nfc: Attempt to authenticate with default PWD when possible when reading NTAG

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This commit is contained in:
Yukai Li
2022-10-13 08:51:02 -06:00
parent 8b69cd1ea1
commit 0d0f66bcea
2 changed files with 19 additions and 0 deletions
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17
lib/nfc/protocols/mifare_ultralight.c
View File

@@ -756,6 +756,23 @@ bool mf_ul_read_card(
mf_ultralight_read_tearing_flags(tx_rx, data);
}
data->curr_authlim = 0;
if(reader->pages_read == reader->pages_to_read &&
reader->supported_features & MfUltralightSupportAuth) {
MfUltralightConfigPages* config = mf_ultralight_get_config_pages(data);
if(config->access.authlim == 0) {
// Attempt to auth with default PWD
uint16_t pack;
data->auth_success = mf_ultralight_authenticate(tx_rx, MF_UL_DEFAULT_PWD, &pack);
if(data->auth_success) {
config->auth_data.pwd.value = MF_UL_DEFAULT_PWD;
config->auth_data.pack.value = pack;
} else {
furi_hal_nfc_sleep();
furi_hal_nfc_activate_nfca(300, NULL);
}
}
}
}
if(reader->pages_read != reader->pages_to_read) {

2
lib/nfc/protocols/mifare_ultralight.h
View File

@@ -28,6 +28,8 @@
#define MF_UL_NTAG203_COUNTER_PAGE (41)
#define MF_UL_DEFAULT_PWD (0xFFFFFFFF)
typedef enum {
MfUltralightAuthMethodManual,
MfUltralightAuthMethodAmeebo,