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Code Issues Activity

Use default UL/UL-C pwd/key as default value for key input

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This commit is contained in:
Mykhailo Shevchuk
2025-04-12 19:25:45 +03:00
parent a72c5238fa
commit d542d7d75f
3 changed files with 10 additions and 4 deletions
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6
applications/main/nfc/helpers/mf_ultralight_auth.c
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@@ -18,9 +18,11 @@ void mf_ultralight_auth_free(MfUltralightAuth* instance) {
void mf_ultralight_auth_reset(MfUltralightAuth* instance) {
furi_assert(instance);
uint32_t default_password = MF_ULTRALIGHT_DEFAULT_PASSWORD;
instance->type = MfUltralightAuthTypeNone;
memset(&instance->password, 0, sizeof(MfUltralightAuthPassword));
memset(&instance->tdes_key, 0, sizeof(MfUltralightC3DesAuthKey));
memcpy(&instance->password, &default_password, sizeof(MfUltralightAuthPassword));
memcpy(&instance->tdes_key, MF_ULTRALIGHT_C_DEFAULT_KEY, sizeof(MfUltralightC3DesAuthKey));
memset(&instance->pack, 0, sizeof(MfUltralightAuthPack));
}

6
lib/nfc/protocols/mf_ultralight/mf_ultralight.h
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@@ -38,6 +38,7 @@ extern "C" {
#define MF_ULTRALIGHT_TEARING_FLAG_NUM (3)
#define MF_ULTRALIGHT_AUTH_PASSWORD_SIZE (4)
#define MF_ULTRALIGHT_AUTH_PACK_SIZE (2)
#define MF_ULTRALIGHT_DEFAULT_PASSWORD (0xffffffffUL)
#define MF_ULTRALIGHT_C_AUTH_RESPONSE_SIZE (9)
#define MF_ULTRALIGHT_C_AUTH_DES_KEY_SIZE (16)
@@ -47,6 +48,11 @@ extern "C" {
#define MF_ULTRALIGHT_C_AUTH_RND_A_BLOCK_OFFSET (0)
#define MF_ULTRALIGHT_C_AUTH_RND_B_BLOCK_OFFSET (8)
#define MF_ULTRALIGHT_C_ENCRYPTED_PACK_SIZE (MF_ULTRALIGHT_C_AUTH_DATA_SIZE + 1)
#define MF_ULTRALIGHT_C_DEFAULT_KEY \
(uint8_t[]) { \
0x49, 0x45, 0x4D, 0x4B, 0x41, 0x45, 0x52, 0x42, 0x21, 0x4E, 0x41, 0x43, 0x55, 0x4F, 0x59, \
0x46 \
}
typedef enum {
MfUltralightErrorNone,

2
lib/nfc/protocols/mf_ultralight/mf_ultralight_poller_i.h
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@@ -11,8 +11,6 @@ extern "C" {
#define MF_ULTRALIGHT_POLLER_STANDARD_FWT_FC (60000)
#define MF_ULTRALIGHT_MAX_BUFF_SIZE (64)
#define MF_ULTRALIGHT_DEFAULT_PASSWORD (0xffffffffUL)
#define MF_ULTRALIGHT_IS_NTAG_I2C(type) \
(((type) == MfUltralightTypeNTAGI2C1K) || ((type) == MfUltralightTypeNTAGI2C2K) || \
((type) == MfUltralightTypeNTAGI2CPlus1K) || ((type) == MfUltralightTypeNTAGI2CPlus2K))