unleashed-firmware/lib/nfc/protocols/nfca.h
AloneLiberty bf15d3ce74
NFC: Improved MFC emulation on some readers (#2825)
* NFC: Improved MFC emulation on some readers
* NFC: Improved emulation on some readers (part 2): Some Android devices don't like this
* NFC: Improved emulation on some readers (part 3): I knew that during the emulation timings are critical, but one log breaks all...
* NFC: Improved emulation on some readers (part 4): Add fixes to Detect reader and refactor code
* NFC: Improved emulation on some readers (part 5)
* NFC: Improved emulation on some readers (part 6): GUI doesn't update without delay
* NFC: Improved emulation on some readers (part 7): Reworked emulation flow, some bug fixes and improvements


Co-authored-by: あく <alleteam@gmail.com>
Co-authored-by: gornekich <n.gorbadey@gmail.com>
2023-07-12 13:14:11 +04:00

32 lines
693 B
C

#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <lib/digital_signal/digital_signal.h>
#define NFCA_CMD_RATS (0xE0U)
#define NFCA_CMD_HALT (0x50U)
typedef struct {
DigitalSignal* one;
DigitalSignal* zero;
DigitalSignal* tx_signal;
} NfcaSignal;
uint16_t nfca_get_crc16(uint8_t* buff, uint16_t len);
void nfca_append_crc16(uint8_t* buff, uint16_t len);
bool nfca_emulation_handler(
uint8_t* buff_rx,
uint16_t buff_rx_len,
uint8_t* buff_tx,
uint16_t* buff_tx_len);
NfcaSignal* nfca_signal_alloc();
void nfca_signal_free(NfcaSignal* nfca_signal);
void nfca_signal_encode(NfcaSignal* nfca_signal, uint8_t* data, uint16_t bits, uint8_t* parity);