File content as of revision 0:07fa9c0dd549:

/**
 * \file transport.h
 * \copyright Copyright (c) AppNearMe Ltd 2015
 * \author Donatien Garnier
 */
#ifndef SRC_TRANSPORT_H_
#define SRC_TRANSPORT_H_

#include "mbed.h"
#include <cstddef>

class Transport
{
public:
  Transport(PinName mosi, PinName miso, PinName sck, PinName cs, PinName irq);

  void init();

  void reset();

  bool statusChanged();

  uint32_t status();

  void nfcPoll(bool enable);

  void nfcOperation(bool readOp, bool writeOp);

  void nfcGetInfoIsoA(uint8_t* atqa, uint8_t* sak, uint8_t* uid, size_t* pUidLength);

  void nfcGetMessageInfo(size_t* pRecordCount);

  void nfcSetMessageInfo(size_t recordCount);

  void nfcGetRecordInfo(size_t recordNumber, uint16_t* pType, uint16_t* info, size_t infoCount);

  void nfcSetRecordInfo(size_t recordNumber, uint16_t type, uint16_t* info, size_t infoCount);

  void nfcGetRecordData(size_t recordNumber, size_t item, size_t offset, uint8_t* data, size_t length);

  void nfcSetRecordData(size_t recordNumber, size_t item, size_t offset, uint8_t* data, size_t length);

  void nfcPrepareMessage(bool lock, bool generate);

  void nfcDecodePrefix(uint8_t prefix, char* data, size_t* pDataLength);

  void nfcEncodePrefix(uint8_t* pPrefix, char* data, size_t dataLength);

  void leds(bool led1, bool led2);

protected:
  enum CommandError
  {
    OK                  = 0,
    ERR_LENGTH          = 1,
    ERR_EMPTY           = 2,
    ERR_UNKNOWN_COMMAND = 3,
    ERR_TIMEOUT         = 4,
    ERR_PARAMS          = 5,
    ERR_STATUS          = 6,
  };

  enum CommandCode
  {
    GET_STATUS = 0,
    INFO = 1,
    RESET = 2,
    LEDS = 3,
    NFC_POLL = 4,
    NFC_OPERATION = 5,
    NFC_GET_INFO = 6,
    NFC_GET_MESSAGE_INFO = 7,
    NFC_GET_RECORD_INFO = 8,
    NFC_GET_RECORD_DATA = 9,
    NFC_SET_MESSAGE_INFO = 10,
    NFC_SET_RECORD_INFO = 11,
    NFC_SET_RECORD_DATA = 12,
    NFC_PREPARE_MESSAGE = 13,
    NFC_DECODE_PREFIX = 14,
    NFC_ENCODE_PREFIX = 15
  };

  CommandError command(CommandCode command, uint8_t* outBuf, size_t outLength, uint8_t* inBuf, size_t inLength);

private:
  DigitalOut _cs;
  SPI _spi;
  DigitalIn _int;
};



#endif /* SRC_TRANSPORT_H_ */