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upm/src/pn532/pn532.h
Stefan Andritoiu ef74a7b137 java: Eliminated double definition of SWIGJAVA and the need for "#undefine SWIGJAVA" 
Signed-off-by: Stefan Andritoiu <stefan.andritoiu@intel.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

Conflicts:
	src/CMakeLists.txt
2015-09-15 17:58:22 -07:00

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/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2015 Intel Corporation.
*
* This code is heavily based on the Adafruit-PN532 library at
* https://github.com/adafruit/Adafruit-PN532, which is licensed under
* the BSD license. See upm/src/pn532/license.txt
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#pragma once
#include <string.h>
#include <string>
#include <mraa/common.hpp>
#include <mraa/i2c.hpp>
#include <mraa/gpio.hpp>
#define PN532_I2C_BUS 0
#define PN532_DEFAULT_I2C_ADDR (0x48 >> 1)
#define PN532_PREAMBLE (0x00)
#define PN532_STARTCODE1 (0x00)
#define PN532_STARTCODE2 (0xFF)
#define PN532_POSTAMBLE (0x00)
#define PN532_HOSTTOPN532 (0xD4)
#define PN532_PN532TOHOST (0xD5)
namespace upm {
/**
* @brief PN532 NFC/RFID reader/writer
* @defgroup pn532 libupm-pn532
* @ingroup adafruit i2c rfid
*/
/**
* @library pn532
* @sensor pn532
* @comname PN532 NFC/RFID reader/writer
* @type rfid
* @man adafruit
* @web http://www.adafruit.com/products/364
* @con i2c
*
* @brief API for the PN532 based NFC/RFID reader/writer
*
* Identify a card and print out basic info
* @snippet pn532.cxx Interesting
* Add a URI to an already NDEF formatted ultralight or NTAG2XX tag
* @snippet pn532-writeurl.cxx Interesting
*/
class PN532 {
public:
/**
* PN532 commands
*/
typedef enum {
CMD_DIAGNOSE = 0x00,
CMD_GETFIRMWAREVERSION = 0x02,
CMD_GETGENERALSTATUS = 0x04,
CMD_READREGISTER = 0x06,
CMD_WRITEREGISTER = 0x08,
CMD_READGPIO = 0x0C,
CMD_WRITEGPIO = 0x0E,
CMD_SETSERIALBAUDRATE = 0x10,
CMD_SETPARAMETERS = 0x12,
CMD_SAMCONFIGURATION = 0x14,
CMD_POWERDOWN = 0x16,
CMD_RFCONFIGURATION = 0x32,
CMD_RFREGULATIONTEST = 0x58,
CMD_INJUMPFORDEP = 0x56,
CMD_INJUMPFORPSL = 0x46,
CMD_INLISTPASSIVETARGET = 0x4A,
CMD_INATR = 0x50,
CMD_INPSL = 0x4E,
CMD_INDATAEXCHANGE = 0x40,
CMD_INCOMMUNICATETHRU = 0x42,
CMD_INDESELECT = 0x44,
CMD_INRELEASE = 0x52,
CMD_INSELECT = 0x54,
CMD_INAUTOPOLL = 0x60,
CMD_TGINITASTARGET = 0x8C,
CMD_TGSETGENERALBYTES = 0x92,
CMD_TGGETDATA = 0x86,
CMD_TGSETDATA = 0x8E,
CMD_TGSETMETADATA = 0x94,
CMD_TGGETINITIATORCOMMAND = 0x88,
CMD_TGRESPONSETOINITIATOR = 0x90,
CMD_TGGETTARGETSTATUS = 0x8A
} PN532_CMD_T;
/**
* Response bytes
*/
typedef enum {
RSP_INDATAEXCHANGE = 0x41,
RSP_INLISTPASSIVETARGET = 0x4B
} PN532_RSP_T;
/**
* MIFARE commands
*/
typedef enum {
MIFARE_CMD_AUTH_A = 0x60,
MIFARE_CMD_AUTH_B = 0x61,
MIFARE_CMD_READ = 0x30,
MIFARE_CMD_WRITE = 0xA0,
MIFARE_CMD_TRANSFER = 0xB0,
MIFARE_CMD_DECREMENT = 0xC0,
MIFARE_CMD_INCREMENT = 0xC1,
MIFARE_CMD_STORE = 0xC2,
MIFARE_ULTRALIGHT_CMD_WRITE = 0xA2
} MIFARE_CMD_T;
/**
* NDEF prefixes
*/
typedef enum {
NDEF_URIPREFIX_NONE = 0x00,
NDEF_URIPREFIX_HTTP_WWWDOT = 0x01,
NDEF_URIPREFIX_HTTPS_WWWDOT = 0x02,
NDEF_URIPREFIX_HTTP = 0x03,
NDEF_URIPREFIX_HTTPS = 0x04,
NDEF_URIPREFIX_TEL = 0x05,
NDEF_URIPREFIX_MAILTO = 0x06,
NDEF_URIPREFIX_FTP_ANONAT = 0x07,
NDEF_URIPREFIX_FTP_FTPDOT = 0x08,
NDEF_URIPREFIX_FTPS = 0x09,
NDEF_URIPREFIX_SFTP = 0x0A,
NDEF_URIPREFIX_SMB = 0x0B,
NDEF_URIPREFIX_NFS = 0x0C,
NDEF_URIPREFIX_FTP = 0x0D,
NDEF_URIPREFIX_DAV = 0x0E,
NDEF_URIPREFIX_NEWS = 0x0F,
NDEF_URIPREFIX_TELNET = 0x10,
NDEF_URIPREFIX_IMAP = 0x11,
NDEF_URIPREFIX_RTSP = 0x12,
NDEF_URIPREFIX_URN = 0x13,
NDEF_URIPREFIX_POP = 0x14,
NDEF_URIPREFIX_SIP = 0x15,
NDEF_URIPREFIX_SIPS = 0x16,
NDEF_URIPREFIX_TFTP = 0x17,
NDEF_URIPREFIX_BTSPP = 0x18,
NDEF_URIPREFIX_BTL2CAP = 0x19,
NDEF_URIPREFIX_BTGOEP = 0x1A,
NDEF_URIPREFIX_TCPOBEX = 0x1B,
NDEF_URIPREFIX_IRDAOBEX = 0x1C,
NDEF_URIPREFIX_FILE = 0x1D,
NDEF_URIPREFIX_URN_EPC_ID = 0x1E,
NDEF_URIPREFIX_URN_EPC_TAG = 0x1F,
NDEF_URIPREFIX_URN_EPC_PAT = 0x20,
NDEF_URIPREFIX_URN_EPC_RAW = 0x21,
NDEF_URIPREFIX_URN_EPC = 0x22,
NDEF_URIPREFIX_URN_NFC = 0x23
} NDEF_URI_T;
/**
* Card baud rates
*/
typedef enum {
BAUD_MIFARE_ISO14443A = 0x00 // 106 Kbit/s
} BAUD_T;
/**
* Tag types
*/
typedef enum {
TAG_TYPE_UNKNOWN = 0,
TAG_TYPE_MIFARE_CLASSIC = 1,
TAG_TYPE_NFC2 = 2 /* ultralight or NTAG2XX */
} TAG_TYPE_T;
/**
* pn532 constructor
*
* @param irq pin to use for IRQ
* @param reset reset pin
* @param bus i2c bus to use
* @param address the address for this device
*/
PN532(int irq, int reset, int bus=PN532_I2C_BUS,
uint8_t address=PN532_DEFAULT_I2C_ADDR);
/**
* PN532 Destructor
*/
~PN532();
/**
* set up initial values and start operation
*
* @return true if successful
*/
bool init();
/**
* Checks the firmware version of the PN5xx chip
*
* @return the chip's firmware version and ID
*/
uint32_t getFirmwareVersion();
/**
* sends a command and waits a specified period for the ACK
*
* @param cmd Pointer to the command buffer
* @param cmdlen the size of the command in bytes
* @param timeout timeout before giving up (in ms)
*
* @return true if everything is OK, false if timeout occured
* before an ACK was recieved
*/
bool sendCommandCheckAck(uint8_t *cmd, uint8_t cmdlen,
uint16_t timeout=1000);
/**
* configures the SAM (Secure Access Module)
*
* @return true if successfully configured
*/
bool SAMConfig(void);
/**
* sets the MxRtyPassiveActivation byte of the RFConfiguration
* register. By default the pn532 will retry indefinitely.
*
* @param maxRetries 0xFF to wait forever, 0x00..0xFE to timeout
* after maxRetries. 0x00 means try once, with no retries on failure.
*
* @return true if everything executed properly, false for an error
*/
bool setPassiveActivationRetries(uint8_t maxRetries);
/**
* waits for an ISO14443A target to enter the field
*
* @param cardbaudbate baud rate of the card, one of the BAUD_T values
* @param uid Pointer to the array that will be populated with the
* cards UID, up to 7 bytes
* @param uidLength Pointer to the variable that will hold the
* length of the card's UID.
* @param timeout the number of milliseconds to wait
*
* @return true if everything executed properly, false for an error
*/
bool readPassiveTargetID(BAUD_T cardbaudrate, uint8_t * uid,
uint8_t * uidLength, uint16_t timeout);
/**
* exchanges an APDU (Application Protocol Data Unit) with the
* currently inlisted peer
*
* @param send Pointer to data to send
* @param sendLength Length of the data to send
* @param response Pointer to response data
* @param responseLength Pointer to the response data length
*
* @return true if everything executed properly, false for an error
*/
bool inDataExchange(uint8_t * send, uint8_t sendLength,
uint8_t * response, uint8_t * responseLength);
/**
* 'InLists' a passive target. PN532 acting as reader/initiator,
* peer acting as card/responder.
*
* @return true if everything executed properly, false for an error
*/
bool inListPassiveTarget();
/**
* Indicates whether the specified block number is the first block
* in the sector (block 0 relative to the current sector)
*
* @return true if it's the first block, false otherwise
*/
bool mifareclassic_IsFirstBlock (uint32_t uiBlock);
/**
* indicates whether the specified block number is the sector trailer
*
* @return true if it's the trailer block, false otherwise
*/
bool mifareclassic_IsTrailerBlock (uint32_t uiBlock);
/**
* tries to authenticate a block of memory on a MIFARE card using the
* INDATAEXCHANGE command. See section 7.3.8 of the PN532 User Manual
* for more information on sending MIFARE and other commands.
*
* @param uid Pointer to a byte array containing the card UID
* @param uidLen The length (in bytes) of the card's UID (Should
* be 4 for MIFARE Classic)
* @param blockNumber The block number to authenticate. (0..63 for
* 1KB cards, and 0..255 for 4KB cards).
* @param keyNumber Which key type to use during authentication
* (0 = MIFARE_CMD_AUTH_A, 1 = MIFARE_CMD_AUTH_B)
* @param keyData Pointer to a byte array containing the 6 byte
* key value
*
* @return true if everything executed properly, false for an error
*/
bool mifareclassic_AuthenticateBlock (uint8_t * uid, uint8_t uidLen,
uint32_t blockNumber,
uint8_t keyNumber,
uint8_t * keyData);
/**
* tries to read an entire 16-byte data block at the specified block
* address.
*
* @param blockNumber The block number to read (0..63 for
* 1KB cards, and 0..255 for 4KB cards).
* @param data Pointer to the byte array that will hold the
* retrieved data (if any)
*
* @return true if everything executed properly, false for an error
*/
bool mifareclassic_ReadDataBlock (uint8_t blockNumber, uint8_t * data);
/**
* tries to write an entire 16-byte data block at the specified block
* address.
*
* @param blockNumber The block number to write. (0..63 for
* 1KB cards, and 0..255 for 4KB cards).
* @param data The byte array that contains the data to write.
*
* @returns true if everything executed properly, false for an error
*/
bool mifareclassic_WriteDataBlock (uint8_t blockNumber, uint8_t * data);
/**
* formats a Mifare Classic card to store NDEF Records
*
* @return true if everything executed properly, false for an error
*/
bool mifareclassic_FormatNDEF (void);
/**
* writes an NDEF URI Record to the specified sector (1..15)
*
* Note that this function assumes that the Mifare Classic card is
* already formatted to work as an "NFC Forum Tag" and uses a MAD1
* file system. You can use the NXP TagWriter app on Android to
* properly format cards for this.
*
* @param sectorNumber The sector that the URI record should be written
* to (can be 1..15 for a 1K card)
* @param uriIdentifier The uri identifier code (one of the NDEF_URI_T
* values
* @param url the uri text to write (max 38 characters).
*
* @return true if everything executed properly, false for an error
*/
bool mifareclassic_WriteNDEFURI (uint8_t sectorNumber,
NDEF_URI_T uriIdentifier,
const char * url);
/**
* read an entire 4-byte page at the specified address
*
* @param page The page number (0..63 in most cases)
* @param buffer Pointer to the byte array that will hold the
* retrieved data (if any)
*
* @return true if everything executed properly, false for an error
*/
bool ntag2xx_ReadPage (uint8_t page, uint8_t * buffer);
/**
* write an entire 4-byte page at the specified block address
*
* @param page The page number to write. (0..63 for most cases)
* @param data The byte array that contains the data to write.
* Should be exactly 4 bytes long.
*
* @return true if everything executed properly, false for an error
*/
bool ntag2xx_WritePage (uint8_t page, uint8_t * data);
/**
* writes an NDEF URI Record starting at the specified page (4..nn)
*
* Note that this function assumes that the NTAG2xx card is
* already formatted to work as an "NFC Forum Tag".
*
* @param uriIdentifier The uri identifier code (one of the NDEF_URI_T
* values
* @param url The uri text to write (null-terminated string).
* @param dataLen The size of the data area for overflow checks.
*
* @return true if everything executed properly, false for an error
*/
bool ntag2xx_WriteNDEFURI (NDEF_URI_T uriIdentifier, char * url,
uint8_t dataLen);
/**
* return the ATQA (Answer to Request Acknowlege) value. This
* value is only valid after a successfull call to
* readPassiveTargetID()
*
* @return ATQA value
*/
uint16_t getATQA() { return m_ATQA; };
/**
* return the SAK (Select Acknowlege) value. This
* value is only valid after a successfull call to
* readPassiveTargetID()
*
* @return SAK value
*/
uint8_t getSAK() { return m_SAK; };
/**
* provide public access to the class's MRAA i2C context for
* direct user access
*
* @return a reference to the class i2c context
*/
mraa::I2c& i2cContext() { return m_i2c; };
/**
* enable or disable debugging output for pn532 related operations
*
* @param enable true to enabloe debug output, false to disable
*/
void pn532Debug(bool enable) { m_pn532Debug = enable; };
/**
* enable or disable debugging output for mifare related operations
*
* @param enable true to enabloe debug output, false to disable
*/
void mifareDebug(bool enable) { m_mifareDebug = enable; };
/**
* try to determine the tag type
*
* @return one of the TAG_TYPE_T values
*/
TAG_TYPE_T tagType();
protected:
mraa::I2c m_i2c;
mraa::Gpio m_gpioIRQ;
mraa::Gpio m_gpioReset;
bool readAck();
bool isReady();
bool waitForReady(uint16_t timeout);
void readData(uint8_t* buff, uint8_t n);
void writeCommand(uint8_t* cmd, uint8_t cmdlen);
private:
static void dataReadyISR(void *ctx);
bool m_isrInstalled;
volatile bool m_irqRcvd;
uint8_t m_addr;
uint8_t m_uid[7]; // ISO14443A uid
uint8_t m_uidLen; // uid len
uint8_t m_key[6]; // Mifare Classic key
uint8_t m_inListedTag; // Tg number of inlisted tag.
uint16_t m_ATQA; // ATQA (Answer to Request Acknowlege - ISO14443)
// for currently inlisted card
uint8_t m_SAK; // SAK (Select Acknowlege)
// for currently inlisted card
// debugables
bool m_pn532Debug;
bool m_mifareDebug;
};
}
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