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  * <h2><center>&copy; COPYRIGHT 2020 STMicroelectronics</center></h2>
  *
  * Licensed under ST MYLIBERTY SOFTWARE LICENSE AGREEMENT (the "License");
  * You may not use this file except in compliance with the License.
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/*
 *      PROJECT:   ST25R391x firmware
 *      Revision:
 *      LANGUAGE:  ISO C99
 */

/*! \file rfal_t4t.h
 *
 *  \author Gustavo Patricio
 *
 *  \brief Provides convenience methods and definitions for T4T (ISO7816-4)
 *  
 *  This module provides an interface to exchange T4T APDUs according to 
 *  NFC Forum T4T and ISO7816-4
 *  
 *  This implementation was based on the following specs:
 *    - ISO/IEC 7816-4  3rd Edition 2013-04-15
 *    - NFC Forum T4T Technical Specification 1.0 2017-08-28
 *  
 * \addtogroup RFAL
 * @{
 *
 * \addtogroup RFAL-AL
 * \brief RFAL Abstraction Layer
 * @{
 *
 * \addtogroup T4T
 * \brief RFAL T4T Module
 * @{
 *  
 */

#ifndef RFAL_T4T_H
#define RFAL_T4T_H

/*
 ******************************************************************************
 * INCLUDES
 ******************************************************************************
 */
#include "platform.h"
#include "st_errno.h"
#include "rfal_rf.h"
#include "rfal_isoDep.h"

/*
 ******************************************************************************
 * GLOBAL DEFINES
 ******************************************************************************
 */

#define RFAL_T4T_MAX_CAPDU_PROLOGUE_LEN \
    4U /*!< Command-APDU prologue length (CLA INS P1 P2)                    */
#define RFAL_T4T_LE_LEN 1U /*!< Le Expected Response Length (short field coding)                */
#define RFAL_T4T_LC_LEN 1U /*!< Lc Data field length  (short field coding)                      */
#define RFAL_T4T_MAX_RAPDU_SW1SW2_LEN \
    2U /*!< SW1 SW2 length                                                  */
#define RFAL_T4T_CLA 0x00U /*!< Class byte (contains 00h because secure message are not used)   */

#define RFAL_T4T_ISO7816_P1_SELECT_BY_DF_NAME \
    0x04U /*!< P1 value for Select by name                                     */
#define RFAL_T4T_ISO7816_P1_SELECT_BY_FILEID \
    0x00U /*!< P1 value for Select by file identifier                          */
#define RFAL_T4T_ISO7816_P2_SELECT_FIRST_OR_ONLY_OCCURENCE \
    0x00U /*!<      b2b1 P2 value for First or only occurence                  */
#define RFAL_T4T_ISO7816_P2_SELECT_RETURN_FCI_TEMPLATE \
    0x00U /*!< b4b3      P2 value for Return FCI template                      */
#define RFAL_T4T_ISO7816_P2_SELECT_NO_RESPONSE_DATA \
    0x0CU /*!< b4b3      P2 value for No responce data                         */

#define RFAL_T4T_ISO7816_STATUS_COMPLETE \
    0x9000U /*!< Command completed \ Normal processing - No further qualification*/

/*
******************************************************************************
* GLOBAL VARIABLES
******************************************************************************
*/

/*
******************************************************************************
* GLOBAL TYPES
******************************************************************************
*/
/*! NFC-A T4T Command-APDU structure */
typedef struct {
    uint8_t CLA; /*!< Class byte                                         */
    uint8_t INS; /*!< Instruction byte                                   */
    uint8_t P1; /*!< Parameter byte 1                                   */
    uint8_t P2; /*!< Parameter byte 2                                   */
    uint8_t Lc; /*!< Data field length                                  */
    bool LcFlag; /*!< Lc flag (append Lc when true)                      */
    uint8_t Le; /*!< Expected Response Length                           */
    bool LeFlag; /*!< Le flag (append Le when true)                      */

    rfalIsoDepApduBufFormat* cApduBuf; /*!< Command-APDU buffer  (Tx)                          */
    uint16_t* cApduLen; /*!< Command-APDU Length                                */
} rfalT4tCApduParam;

/*! NFC-A T4T Response-APDU structure */
typedef struct {
    rfalIsoDepApduBufFormat* rApduBuf; /*!< Response-APDU buffer (Rx)                          */
    uint16_t rcvdLen; /*!< Full response length                               */
    uint16_t rApduBodyLen; /*!< Response body length                               */
    uint16_t statusWord; /*!< R-APDU Status Word SW1|SW2                         */
} rfalT4tRApduParam;

/*! NFC-A T4T command set    T4T 1.0 & ISO7816-4 2013 Table 4 */
typedef enum {
    RFAL_T4T_INS_SELECT = 0xA4U, /*!< T4T Select                                         */
    RFAL_T4T_INS_READBINARY = 0xB0U, /*!< T4T ReadBinary                                     */
    RFAL_T4T_INS_UPDATEBINARY = 0xD6U, /*!< T4T UpdateBinay                                    */
    RFAL_T4T_INS_READBINARY_ODO = 0xB1U, /*!< T4T ReadBinary using ODO                           */
    RFAL_T4T_INS_UPDATEBINARY_ODO =
        0xD7U /*!< T4T UpdateBinay using ODO                          */
} rfalT4tCmds;

/*
******************************************************************************
* GLOBAL FUNCTION PROTOTYPES
******************************************************************************
*/

/*! 
 *****************************************************************************
 * \brief  T4T Compose APDU
 *  
 * This method computes a C-APDU according to NFC Forum T4T and ISO7816-4.
 * 
 * If C-APDU contains data to be sent, it must be placed inside the buffer
 *   rfalT4tTxRxApduParam.txRx.cApduBuf.apdu and signaled by Lc
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * \see rfalT4TPollerParseRAPDU()
 *
 * \warning The ISO-DEP module is used to perform the tranceive. Usually 
 *          activation has been done via ISO-DEP activatiavtion. If not
 *          please call rfalIsoDepInitialize() before.
 * 
 * \param[in,out] apduParam : APDU parameters
 *                            apduParam.cApduLen will contain the APDU length 
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeCAPDU(const rfalT4tCApduParam* apduParam);

/*! 
 *****************************************************************************
 * \brief  T4T Parse R-APDU
 *  
 * This method parses a R-APDU according to NFC Forum T4T and ISO7816-4.
 * It will extract the data length and check if the Satus word is expected.
 *
 * \param[in,out] apduParam : APDU parameters
 *                            apduParam.rApduBodyLen will contain the data length 
 *                            apduParam.statusWord will contain the SW1 and SW2 
 * 
 * \return ERR_REQUEST      : Status word (SW1 SW2) different from 9000
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerParseRAPDU(rfalT4tRApduParam* apduParam);

/*! 
 *****************************************************************************
 * \brief  T4T Compose Select Application APDU
 *  
 * This method computes a Select Application APDU according to NFC Forum T4T
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * 
 * \param[out]     cApduBuf : buffer where the C-APDU will be placed
 * \param[in]      aid      : Application ID to be used
 * \param[in]      aidLen   : Application ID length
 * \param[out]     cApduLen : Composed C-APDU length
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeSelectAppl(
    rfalIsoDepApduBufFormat* cApduBuf,
    const uint8_t* aid,
    uint8_t aidLen,
    uint16_t* cApduLen);

/*! 
 *****************************************************************************
 * \brief  T4T Compose Select File APDU
 *  
 * This method computes a Select File APDU according to NFC Forum T4T
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * 
 * \param[out]     cApduBuf : buffer where the C-APDU will be placed
 * \param[in]      fid      : File ID to be used
 * \param[in]      fidLen   : File ID length
 * \param[out]     cApduLen : Composed C-APDU length
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeSelectFile(
    rfalIsoDepApduBufFormat* cApduBuf,
    const uint8_t* fid,
    uint8_t fidLen,
    uint16_t* cApduLen);

/*! 
 *****************************************************************************
 * \brief  T4T Compose Select File APDU for Mapping Version 1
 *  
 * This method computes a Select File APDU according to NFC Forum T4TOP_v1.0
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * 
 * \param[out]     cApduBuf : buffer where the C-APDU will be placed
 * \param[in]      fid      : File ID to be used
 * \param[in]      fidLen   : File ID length
 * \param[out]     cApduLen : Composed C-APDU length
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeSelectFileV1Mapping(
    rfalIsoDepApduBufFormat* cApduBuf,
    const uint8_t* fid,
    uint8_t fidLen,
    uint16_t* cApduLen);

/*! 
 *****************************************************************************
 * \brief  T4T Compose Read Data APDU
 *  
 * This method computes a Read Data APDU according to NFC Forum T4T
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * 
 * \param[out]     cApduBuf : buffer where the C-APDU will be placed
 * \param[in]      offset   : File offset
 * \param[in]      expLen   : Expected length (Le)
 * \param[out]     cApduLen : Composed C-APDU length
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeReadData(
    rfalIsoDepApduBufFormat* cApduBuf,
    uint16_t offset,
    uint8_t expLen,
    uint16_t* cApduLen);

/*! 
 *****************************************************************************
 * \brief  T4T Compose Read Data ODO APDU
 *  
 * This method computes a Read Data ODO APDU according to NFC Forum T4T
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * 
 * \param[out]     cApduBuf : buffer where the C-APDU will be placed
 * \param[in]      offset   : File offset
 * \param[in]      expLen   : Expected length (Le)
 * \param[out]     cApduLen : Composed C-APDU length
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeReadDataODO(
    rfalIsoDepApduBufFormat* cApduBuf,
    uint32_t offset,
    uint8_t expLen,
    uint16_t* cApduLen);

/*! 
 *****************************************************************************
 * \brief  T4T Compose Write Data APDU
 *  
 * This method computes a Write Data APDU according to NFC Forum T4T
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * 
 * \param[out]     cApduBuf : buffer where the C-APDU will be placed
 * \param[in]      offset   : File offset
 * \param[in]      data     : Data to be written
 * \param[in]      dataLen  : Data length to be written (Lc)
 * \param[out]     cApduLen : Composed C-APDU length
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeWriteData(
    rfalIsoDepApduBufFormat* cApduBuf,
    uint16_t offset,
    const uint8_t* data,
    uint8_t dataLen,
    uint16_t* cApduLen);

/*! 
 *****************************************************************************
 * \brief  T4T Compose Write Data ODO APDU
 *  
 * This method computes a Write Data ODO sAPDU according to NFC Forum T4T
 *
 * To transceive the formed APDU the ISO-DEP layer shall be used
 *
 * \see rfalIsoDepStartApduTransceive()
 * \see rfalIsoDepGetApduTransceiveStatus()
 * 
 * \param[out]     cApduBuf : buffer where the C-APDU will be placed
 * \param[in]      offset   : File offset
 * \param[in]      data     : Data to be written
 * \param[in]      dataLen  : Data length to be written (Lc)
 * \param[out]     cApduLen : Composed C-APDU length
 * 
 * \return ERR_PARAM        : Invalid parameter
 * \return ERR_PROTO        : Protocol error
 * \return ERR_NONE         : No error
 *****************************************************************************
 */
ReturnCode rfalT4TPollerComposeWriteDataODO(
    rfalIsoDepApduBufFormat* cApduBuf,
    uint32_t offset,
    const uint8_t* data,
    uint8_t dataLen,
    uint16_t* cApduLen);

#endif /* RFAL_T4T_H */

/**
  * @}
  *
  * @}
  *
  * @}
  */
