nfc-nrf.h

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/**********************************************************************/
/**
 * @file
 * @brief Driver for NFC in EVE.
 *
 * @author DT, SE, Jetro AS
 ***********************************************************************/
#ifndef DRIVER_NFC_NRF_H
#define DRIVER_NFC_NRF_H

#include <nfc_t2t_lib.h>

/**
 * \defgroup nrf_nfc nRF52 internal NFC driver
 * \ingroup nrf52
 * \{
 */

/******************************************************************************
 *  NFC driver public types
 *****************************************************************************/

/**
 * @brief NFC driver descriptor: static structure for configuration of driver instance.
 */
struct nfc_nrf_t
{
  const struct nfc_ndef_changed_cb_table_t* NdefChangedCbTable; //!< table of interrupt handlers for supported NFC message types
  struct nfc_nrf_state_t* State;     //!< Pointer to the NFC state
};

/**
 * @brief holds current NFC instance state variables.
 */
struct nfc_nrf_state_t
{
  bool        Enabled;            //!< The chip is enabled
  uint8_t*    aNdefFile;          //!< Mandatory NDEF file.
};

/******************************************************************************
 *  NFC driver public functions
 *****************************************************************************/

/**
 * @brief Initializes the NRF NFC interface
 * @param Nfc       NFC driver instance poiner
 */
bool NfcNrfLibInit(const struct nfc_nrf_t* Nfc);

/**
 * @brief Disables NFC card emulation
 * @param Nfc       NFC driver instance poiner
 */
bool NfcNrfLibDisable(const struct nfc_nrf_t* Nfc);

/**
 * @brief Sets a memory buffer as an NDEF file for subsequent
 * NfcNrfCardEmulation function call.\n
 * @param Nfc       NFC driver instance poiner
 * @param NdefFile      Pointer to the buffer to set.
 * @param NdefFileSize  Full buffer length (not current data length!)
 */
void NfcNrfSetNdefFile(const struct nfc_nrf_t* Nfc,
                       uint8_t* NdefFile, uint16_t NdefFileSize);

/**
 * @brief Starts card emulation
 * @param Nfc       NFC driver instance poiner
 */
void NfcNrfCardEmulation(const struct nfc_nrf_t* Nfc);

/** \} nrf_nfc */

#endif // DRIVER_NFC_NRF_H