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* nfc magic: introduce nfc app to work with magic cards * nfc: add nfc device functions to API * nfc magic: add bacis scenes * nfc magic: add wrong card and write confirm scenes * nfc magic: introduce magic lib * nfc magic: write magic lib * nfc magic: add write commands to magic lib * nfc magic: work on worker * furi_hal_nfc: add bits data exchage method to API * nfc magic: rework with new API * nfc magic: add check and wipe scenes * nfc magic: add icons, gui fixes * nfc: format python src Co-authored-by: あく <[email protected]>
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App( | ||
appid="nfc_magic", | ||
name="Nfc Magic", | ||
apptype=FlipperAppType.EXTERNAL, | ||
entry_point="nfc_magic_app", | ||
requires=[ | ||
"storage", | ||
"gui", | ||
], | ||
stack_size=4 * 1024, | ||
order=30, | ||
fap_icon="../../../assets/icons/Archive/125_10px.png", | ||
fap_category="Tools", | ||
fap_private_libs=[ | ||
Lib( | ||
name="magic", | ||
), | ||
], | ||
fap_icon_assets="assets", | ||
) |
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#include "magic.h" | ||
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#include <furi_hal_nfc.h> | ||
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#define TAG "Magic" | ||
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#define MAGIC_CMD_WUPA (0x40) | ||
#define MAGIC_CMD_WIPE (0x41) | ||
#define MAGIC_CMD_READ (0x43) | ||
#define MAGIC_CMD_WRITE (0x43) | ||
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#define MAGIC_MIFARE_READ_CMD (0x30) | ||
#define MAGIC_MIFARE_WRITE_CMD (0xA0) | ||
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#define MAGIC_ACK (0x0A) | ||
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#define MAGIC_BUFFER_SIZE (32) | ||
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bool magic_wupa() { | ||
bool magic_activated = false; | ||
uint8_t tx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint8_t rx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint16_t rx_len = 0; | ||
FuriHalNfcReturn ret = 0; | ||
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do { | ||
// Setup nfc poller | ||
furi_hal_nfc_exit_sleep(); | ||
furi_hal_nfc_ll_txrx_on(); | ||
furi_hal_nfc_ll_poll(); | ||
ret = furi_hal_nfc_ll_set_mode( | ||
FuriHalNfcModePollNfca, FuriHalNfcBitrate106, FuriHalNfcBitrate106); | ||
if(ret != FuriHalNfcReturnOk) break; | ||
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furi_hal_nfc_ll_set_fdt_listen(FURI_HAL_NFC_LL_FDT_LISTEN_NFCA_POLLER); | ||
furi_hal_nfc_ll_set_fdt_poll(FURI_HAL_NFC_LL_FDT_POLL_NFCA_POLLER); | ||
furi_hal_nfc_ll_set_error_handling(FuriHalNfcErrorHandlingNfc); | ||
furi_hal_nfc_ll_set_guard_time(FURI_HAL_NFC_LL_GT_NFCA); | ||
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// Start communication | ||
tx_data[0] = MAGIC_CMD_WUPA; | ||
ret = furi_hal_nfc_ll_txrx_bits( | ||
tx_data, | ||
7, | ||
rx_data, | ||
sizeof(rx_data), | ||
&rx_len, | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_TX_MANUAL | FURI_HAL_NFC_LL_TXRX_FLAGS_AGC_ON | | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_RX_KEEP, | ||
furi_hal_nfc_ll_ms2fc(20)); | ||
if(ret != FuriHalNfcReturnIncompleteByte) break; | ||
if(rx_len != 4) break; | ||
if(rx_data[0] != MAGIC_ACK) break; | ||
magic_activated = true; | ||
} while(false); | ||
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if(!magic_activated) { | ||
furi_hal_nfc_ll_txrx_off(); | ||
furi_hal_nfc_start_sleep(); | ||
} | ||
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return magic_activated; | ||
} | ||
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bool magic_data_access_cmd() { | ||
bool write_cmd_success = false; | ||
uint8_t tx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint8_t rx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint16_t rx_len = 0; | ||
FuriHalNfcReturn ret = 0; | ||
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do { | ||
tx_data[0] = MAGIC_CMD_WRITE; | ||
ret = furi_hal_nfc_ll_txrx_bits( | ||
tx_data, | ||
8, | ||
rx_data, | ||
sizeof(rx_data), | ||
&rx_len, | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_TX_MANUAL | FURI_HAL_NFC_LL_TXRX_FLAGS_AGC_ON | | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_RX_KEEP, | ||
furi_hal_nfc_ll_ms2fc(20)); | ||
if(ret != FuriHalNfcReturnIncompleteByte) break; | ||
if(rx_len != 4) break; | ||
if(rx_data[0] != MAGIC_ACK) break; | ||
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write_cmd_success = true; | ||
} while(false); | ||
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if(!write_cmd_success) { | ||
furi_hal_nfc_ll_txrx_off(); | ||
furi_hal_nfc_start_sleep(); | ||
} | ||
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return write_cmd_success; | ||
} | ||
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bool magic_read_block(uint8_t block_num, MfClassicBlock* data) { | ||
furi_assert(data); | ||
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bool read_success = false; | ||
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uint8_t tx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint8_t rx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint16_t rx_len = 0; | ||
FuriHalNfcReturn ret = 0; | ||
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do { | ||
tx_data[0] = MAGIC_MIFARE_READ_CMD; | ||
tx_data[1] = block_num; | ||
ret = furi_hal_nfc_ll_txrx_bits( | ||
tx_data, | ||
2 * 8, | ||
rx_data, | ||
sizeof(rx_data), | ||
&rx_len, | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_AGC_ON, | ||
furi_hal_nfc_ll_ms2fc(20)); | ||
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if(ret != FuriHalNfcReturnOk) break; | ||
if(rx_len != 16 * 8) break; | ||
memcpy(data->value, rx_data, sizeof(data->value)); | ||
read_success = true; | ||
} while(false); | ||
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if(!read_success) { | ||
furi_hal_nfc_ll_txrx_off(); | ||
furi_hal_nfc_start_sleep(); | ||
} | ||
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return read_success; | ||
} | ||
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bool magic_write_blk(uint8_t block_num, MfClassicBlock* data) { | ||
furi_assert(data); | ||
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bool write_success = false; | ||
uint8_t tx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint8_t rx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint16_t rx_len = 0; | ||
FuriHalNfcReturn ret = 0; | ||
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do { | ||
tx_data[0] = MAGIC_MIFARE_WRITE_CMD; | ||
tx_data[1] = block_num; | ||
ret = furi_hal_nfc_ll_txrx_bits( | ||
tx_data, | ||
2 * 8, | ||
rx_data, | ||
sizeof(rx_data), | ||
&rx_len, | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_AGC_ON | FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_RX_KEEP, | ||
furi_hal_nfc_ll_ms2fc(20)); | ||
if(ret != FuriHalNfcReturnIncompleteByte) break; | ||
if(rx_len != 4) break; | ||
if(rx_data[0] != MAGIC_ACK) break; | ||
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memcpy(tx_data, data->value, sizeof(data->value)); | ||
ret = furi_hal_nfc_ll_txrx_bits( | ||
tx_data, | ||
16 * 8, | ||
rx_data, | ||
sizeof(rx_data), | ||
&rx_len, | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_AGC_ON | FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_RX_KEEP, | ||
furi_hal_nfc_ll_ms2fc(20)); | ||
if(ret != FuriHalNfcReturnIncompleteByte) break; | ||
if(rx_len != 4) break; | ||
if(rx_data[0] != MAGIC_ACK) break; | ||
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write_success = true; | ||
} while(false); | ||
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if(!write_success) { | ||
furi_hal_nfc_ll_txrx_off(); | ||
furi_hal_nfc_start_sleep(); | ||
} | ||
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return write_success; | ||
} | ||
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bool magic_wipe() { | ||
bool wipe_success = false; | ||
uint8_t tx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint8_t rx_data[MAGIC_BUFFER_SIZE] = {}; | ||
uint16_t rx_len = 0; | ||
FuriHalNfcReturn ret = 0; | ||
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do { | ||
tx_data[0] = MAGIC_CMD_WIPE; | ||
ret = furi_hal_nfc_ll_txrx_bits( | ||
tx_data, | ||
8, | ||
rx_data, | ||
sizeof(rx_data), | ||
&rx_len, | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_TX_MANUAL | FURI_HAL_NFC_LL_TXRX_FLAGS_AGC_ON | | ||
FURI_HAL_NFC_LL_TXRX_FLAGS_CRC_RX_KEEP, | ||
furi_hal_nfc_ll_ms2fc(2000)); | ||
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if(ret != FuriHalNfcReturnIncompleteByte) break; | ||
if(rx_len != 4) break; | ||
if(rx_data[0] != MAGIC_ACK) break; | ||
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wipe_success = true; | ||
} while(false); | ||
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return wipe_success; | ||
} | ||
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void magic_deactivate() { | ||
furi_hal_nfc_ll_txrx_off(); | ||
furi_hal_nfc_start_sleep(); | ||
} |
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#pragma once | ||
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#include <lib/nfc/protocols/mifare_classic.h> | ||
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bool magic_wupa(); | ||
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bool magic_read_block(uint8_t block_num, MfClassicBlock* data); | ||
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bool magic_data_access_cmd(); | ||
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bool magic_write_blk(uint8_t block_num, MfClassicBlock* data); | ||
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bool magic_wipe(); | ||
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void magic_deactivate(); |
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