Diff: X_NUCLEO_NFC02A1/m24lr/NDefNfcTagM24LR.cpp

Revision:

3:578cc232ecdb

Parent:

2:6f1b1f7f8d12

Child:

4:1cf2c0b4fd11

--- a/X_NUCLEO_NFC02A1/m24lr/NDefNfcTagM24LR.cpp	Wed Sep 28 11:26:49 2016 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,492 +0,0 @@
-/**
-  ******************************************************************************
-  * @file       NdefNfcTagM24LR.cpp
-  * @author     AMG Central Lab
-  * @version    V1.0.0
-  * @date       30 Aug 2016
-  * @brief      Wrapper class of the NDefLib library to write/read NDEF messages.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
-  *
-  * Redistribution and use in source and binary forms, with or without modification,
-  * are permitted provided that the following conditions are met:
-  *   1. Redistributions of source code must retain the above copyright notice,
-  *      this list of conditions and the following disclaimer.
-  *   2. Redistributions in binary form must reproduce the above copyright notice,
-  *      this list of conditions and the following disclaimer in the documentation
-  *      and/or other materials provided with the distribution.
-  *   3. Neither the name of STMicroelectronics nor the names of its contributors
-  *      may be used to endorse or promote products derived from this software
-  *      without specific prior written permission.
-  *
-  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-  *
-  ******************************************************************************
-  */
-
-
-#include <cmath>
-
-#include "NDefNfcTagM24LR.h"
-
-
-/* wait 1sec, driver is configured to let 200ms for command to complete */
-/* which is enough for all commands except GetSession if RF session is already opened */
-/* Smartphone generally releases the session within the second, anyway the user can modify this value */
-#define OPENSESSION_NTRIALS 5
-
-#define CC_FILE_LENGTH_BYTE 15
-
-
-#define NFCT5_MAGICNUMBER_E1_CCFILE       0xE1
-#define NFCT5_MAGICNUMBER_E2_CCFILE       0xE2
-#define NFCT5_EXTENDED_CCFILE             0xFF
-#define NFCT5_VERSION_V1_0                0x40
-#define NFCT5_READ_ACCESS                 0x0C
-#define NFCT5_WRITE_ACCESS                0x03
-
-#define NFCT5_NDEF_MSG_TLV                0x03
-#define NFCT5_PROPRIETARY_TLV             0xFD
-#define NFCT5_TERMINATOR_TLV              0xFE
-#define NFCT5_3_BYTES_L_TLV               0xFF
-    
-
-#define NDEF_MAX_SIZE               NFC_DEVICE_MAX_NDEFMEMORY
-
-#define NDEF_SIZE_OFFSET            0
-#define FIRST_RECORD_OFFSET         2
-
-#ifndef MIN
-#define MIN(x, y) (((x) < (y)) ? (x) : (y))
-#endif
-
-#define NFCTAG_4M_SIZE            0x200
-#define NFCTAG_16M_SIZE           0x800
-#define NFCTAG_64M_SIZE           0x2000
-
-    
-#define MAX_NDEF_MEM                 0x200
-#define M24LR_MAX_SIZE               NFCTAG_4M_SIZE
-#define M24LR_NDEF_MAX_SIZE          MIN(M24LR_MAX_SIZE,MAX_NDEF_MEM)
-#define NFC_DEVICE_MAX_NDEFMEMORY    M24LR_NDEF_MAX_SIZE
-/**
-  * @brief  This function read the data stored in NDEF file at defined offset.
-  * @param  Offset : Offset in the NDEF file.
-  * @param  DataSize : Number of byte to read.
-  * @param  pData : pointer on buffer to store read data.
-  * @retval NDEF_ERROR_MEMORY_INTERNAL : Size not compatible with memory.
-  * @retval NDEF_ERROR_NOT_FORMATED : CCFile data not supported.
-  * @retval NDEF_ERROR : No NDEF in the tag.
-  * @retval NDEF_OK : The operation is completed.
-  */
-uint16_t  NDefNfcTagM24LR::ReadData( uint16_t Offset , uint16_t DataSize , uint8_t* pData )
-{
-  uint16_t status = NDEF_ERROR;
-  uint8_t atlv_detect[4];
-  uint8_t index = 0;
-  
-  /* Do not include length bytes */
-  DataSize -= FIRST_RECORD_OFFSET;
-  
-  /* If too many data to write return error */
-  if( DataSize > NDEF_MAX_SIZE )
-  {
-    return NDEF_ERROR_MEMORY_INTERNAL;
-  }
-  
-  /* Detect NDEF message in memory */
-  status = NfcType5_NDEFDetection( );
-  if( status != NDEF_OK )
-  {
-    return status;
-  }
-
-  /* Read TL of Type 5 */
-  status = NDefReadByte(CCFileStruct.NDEF_offset, 4, atlv_detect);
-  if( status != NDEF_OK )
-  {
-    return status;
-  }
-  
-  /* Check if L is on 3 or 1 byte and update length in buffer */
-  if( atlv_detect[1] == NFCT5_3_BYTES_L_TLV )
-  {
-    pData[0] = atlv_detect[2];
-    pData[1] = atlv_detect[3];
-    index += 4;
-  }
-  else
-  {
-    pData[0] = 0x00;
-    pData[1] = atlv_detect[1];
-    index += 2;
-  }
-  
-  /* Check CC file is in the correct mode to proceed */
-  if( CCFileStruct.State ==  TT5_INITIALIZED )
-  {
-    return NDEF_ERROR;
-  }
-
-  if( ((Offset == 0) && (DataSize > 0)) || (Offset > 0) )
-  {
-    /* Read NDEF */
-    if( NDefReadByte(CCFileStruct.NDEF_offset + index + Offset, DataSize, (pData + FIRST_RECORD_OFFSET)) != NFC_OK )
-    {
-      return NDEF_ERROR;
-    }
-  }
-  
-  return NDEF_OK;
-}
-
-/**
-  * @brief  This function writes data in NDEF file at defined offset.
-  * @param  Offset : Offset in the NDEF file.
-  * @param  DataSize : Number of byte to write.
-  * @param  pData : pointer on buffer to copy.
-  * @retval NDEF_ERROR_MEMORY_INTERNAL : Size not compatible with memory.
-  * @retval NDEF_ERROR_NOT_FORMATED : CCFile data not supported.
-  * @retval NDEF_ERROR : No NDEF in the tag.
-  * @retval NDEF_OK : The operation is completed.
-  */
-uint16_t NDefNfcTagM24LR::WriteData( uint16_t Offset , uint32_t DataSize , uint8_t *pData )
-{
-  uint8_t atlv[4];
-  uint8_t index = 0;
-  uint16_t NDEF_Size = 0;
-  bool status;
-
-  /* Do not include length bytes */
-  DataSize -= FIRST_RECORD_OFFSET;
-  
-  /* If too many data to write return error */
-  if( DataSize > NDEF_MAX_SIZE )
-  {
-    return NDEF_ERROR_MEMORY_INTERNAL;
-  }
-  
-  /* Detect NDEF message in memory */
-  if( NfcType5_NDEFDetection( ) != NDEF_OK )
-  {
-    return NDEF_ERROR;
-  }
- 
-  /* Extract NDEF Size from buffer */
-  NDEF_Size = (uint16_t)(pData[0] << 8);
-  NDEF_Size = NDEF_Size | (uint16_t)(pData[1] );
-  
-  /* If entire NDEF is written, update Length of Type 5 */
-  if( DataSize == NDEF_Size )
-  {
-    /* Check if L is on 3 or 1 byte */
-    if( NDEF_Size >= NFCT5_3_BYTES_L_TLV )
-    {
-      /* First init L with 0, will be updated at the end */
-      atlv[1] = 0x00;
-      atlv[2] = 0x00;
-      atlv[3] = 0x00;
-      
-      status = NDefWriteByte( (atlv + 1), 3, (CCFileStruct.NDEF_offset + 1));
-      
-      index += 4; 
-    }
-    else
-    {
-      /* First inti L with 0, will be updated at the end */
-      atlv[1] = 0x00;
-      
-      status = NDefWriteByte( (atlv + 1), 1, (CCFileStruct.NDEF_offset + 1));
-      
-      index += 2;
-    }
-  }
-  
-  /* Start write NDEF message to EEPROM */
-  status = NDefWriteByte( (pData + FIRST_RECORD_OFFSET), DataSize, CCFileStruct.NDEF_offset + index + Offset);
-  if( status != NFC_OK )
-  {
-    return NDEF_ERROR;
-  }
-  
-  /* If entire NDEF is written, update Length of Type 5 */
-  if( DataSize == NDEF_Size )
-  {
-    /* Check if L is on 3 or 1 byte */
-    if( NDEF_Size >= NFCT5_3_BYTES_L_TLV )
-    {
-      /* Update Length value */
-      atlv[1] = NFCT5_3_BYTES_L_TLV;
-      atlv[2] = pData[0];
-      atlv[3] = pData[1];
-      
-      status = NDefWriteByte( (atlv + 1), 3, (CCFileStruct.NDEF_offset + 1));
-    }
-    else
-    {
-      /* Update Length value */
-      atlv[1] = pData[1];
-      
-      status = NDefWriteByte( (atlv + 1), 1, (CCFileStruct.NDEF_offset + 1));
-    }
-
-    /* Write Terminator TLV */
-    atlv[0] = NFCT5_TERMINATOR_TLV;
-    status = NDefWriteByte( atlv, 1, CCFileStruct.NDEF_offset + index + NDEF_Size);
-  }
-  
-  return NDEF_OK;
-}
-
-/**
-  * @brief  This functions writes CCFile in EEPROM.
-  * @Param  pCCBuffer : pointer on the buffer containnig CC file.
-  * @retval NFCTAG status.
-  */
-uint16_t NDefNfcTagM24LR::NfcType5_WriteCCFile( const uint8_t * const pCCBuffer )
-{
-  bool ret_value;
-  
-  /* Write first block of CCFile */
-  ret_value = NDefWriteByte( pCCBuffer, 0x4, 0x00);
- 
-  /* If extended memory writes the next 4 bytes */
-  if( (pCCBuffer[2] == 0x00) && (ret_value == NFC_OK) )
-  {
-    ret_value = NDefWriteByte( pCCBuffer + 4, 4, 0x04);
-  }
-
-  if( ret_value != NFC_OK )
-  {
-    return NDEF_ERROR;
-  }
-  
-    return NDEF_OK;
-}
-
-
-
-
-uint16_t NDefNfcTagM24LR::NfcType5_ReadCCFile( uint8_t * const pCCBuffer )
-{
-  bool ret_value;
-  
-  /* Read 4 bytes of CC File */
-  ret_value = NDefReadByte(0x00, 4, pCCBuffer);
-
-  /* If extended memory reads the next 4 bytes */
-  if( (pCCBuffer[2] == 0x00) && (ret_value == NFC_OK) )
-  {
-    ret_value = NDefReadByte(0x04, 4, pCCBuffer + 4 );
-  }
-  
-  if( ret_value != NFC_OK )
-  {
-    return NDEF_ERROR;
-  }
-  
-  return NDEF_OK;
-}
-uint16_t NDefNfcTagM24LR::NfcType5_TT5Init( void )
-{
-  bool ret_value = NFC_OK;
-  uint16_t status;
-  uint8_t accbuffer[8];
-  uint8_t cdata;
-
-  /* Prepare buffer to update CCFile */
-  accbuffer[0] = CCFileStruct.MagicNumber;
-  accbuffer[1] = CCFileStruct.Version;
-  accbuffer[2] = CCFileStruct.MemorySize;
-  accbuffer[3] = CCFileStruct.TT5Tag;
-  CCFileStruct.NDEF_offset = 0x04;
-  
-  /* If extended memory prepare the length bytes */
-  if( CCFileStruct.MemorySize == NFCT5_EXTENDED_CCFILE )
-  {
-    accbuffer[6] = (uint8_t)(CCFileStruct.ExtMemorySize >> 8);
-    accbuffer[7] = (uint8_t)(CCFileStruct.ExtMemorySize & 0xFF);
-    CCFileStruct.NDEF_offset = 0x08;
-  }
-  
-  /* Update CCFile */
-  status = NfcType5_WriteCCFile( accbuffer );
-  if( status != NDEF_OK )
-  {
-    return status;
-  }
-  
-  /* Update NDEF TLV for INITIALIZED state */
-  /* Update T */
-  cdata = NFCT5_NDEF_MSG_TLV;
-  ret_value = NDefWriteByte( &cdata, 1, CCFileStruct.NDEF_offset);
-  if( ret_value != NFC_OK )
-  {
-    return NDEF_ERROR;
-  }
-
-  /* Update L */
-  cdata = 0x00;
-  ret_value = NDefWriteByte( &cdata, 1, (CCFileStruct.NDEF_offset + 1));
-  if( ret_value != NFC_OK )
-  {
-    return NDEF_ERROR;
-  }
-  
-  return NDEF_OK;
-}
-
-
-uint16_t NDefNfcTagM24LR::NfcType5_NDEFDetection( void )
-{
-  uint8_t acc_buffer[8];
-  uint8_t atlv_detect[4];
-  uint16_t status;
-  uint32_t memory_size;
-  
-  CCFileStruct.State = TT5_NO_NDEF;
-  
-  /* Read CCFile */
-  status = NfcType5_ReadCCFile( acc_buffer );
-  if( status != NDEF_OK )
-  {
-    return status;
-  }
-  
-  /* Check Byte 0 is equal to magic number */
-  if( ( acc_buffer[0] != NFCT5_MAGICNUMBER_E1_CCFILE ) && ( acc_buffer[0] != NFCT5_MAGICNUMBER_E2_CCFILE ) )
-  {
-    return NDEF_ERROR_NOT_FORMATED;
-  }
-  /* Check Version number */
-  else if( ( (acc_buffer[1]&0xFC) != 0x40 ) )
-  {
-    return NDEF_ERROR_NOT_FORMATED;
-  }
-  
-  /* Check if CCFile is on 4 Bytes or 8 Bytes */
-  if( acc_buffer[2] == 0x00 )
-  {
-    /* Update CCFIle structure */
-    CCFileStruct.MemorySize = 0x0;
-    CCFileStruct.ExtMemorySize = (uint16_t)acc_buffer[6];
-    CCFileStruct.ExtMemorySize = ( CCFileStruct.ExtMemorySize << 8 ) |  acc_buffer[7];
-    memory_size = CCFileStruct.ExtMemorySize;
-    CCFileStruct.NDEF_offset = 8;
-  }
-  else
-  {
-    /* Update CCFIle structure */
-    CCFileStruct.MemorySize = acc_buffer[2];
-    CCFileStruct.ExtMemorySize = 0x0;
-    memory_size = CCFileStruct.MemorySize;
-    CCFileStruct.NDEF_offset = 4;
-  }
-  
-  /* Update CCFIle structure */
-  CCFileStruct.MagicNumber = acc_buffer[0];
-  CCFileStruct.Version = acc_buffer[1];
-  CCFileStruct.TT5Tag = acc_buffer[3];
-  
-  /* Search for position of NDEF TLV in memory and tag status */
-  while( ( NDefReadByte(CCFileStruct.NDEF_offset, 4, atlv_detect) == NFC_OK ) && ( CCFileStruct.NDEF_offset < memory_size ) )
-  {
-    /* Detect first NDEF Message in memory */
-    if( atlv_detect[0] == NFCT5_NDEF_MSG_TLV )
-    {
-      if( atlv_detect[1] == 0x00 )
-      {
-        CCFileStruct.State = TT5_INITIALIZED;
-      }
-      else
-      {
-        if( CCFileStruct.Version & 0x3 )
-        {
-          CCFileStruct.State = TT5_READ;
-        }
-        else
-        {
-          CCFileStruct.State = TT5_READ_WRITE;
-        }
-      }
-      return NDEF_OK;
-    }
-    /* If Proprietary NDEF jump to end of proprietary message */
-    else if( atlv_detect[0] == NFCT5_PROPRIETARY_TLV )
-    {
-      if( atlv_detect[1] == NFCT5_3_BYTES_L_TLV )
-      {
-        CCFileStruct.NDEF_offset = CCFileStruct.NDEF_offset + ( (uint32_t)atlv_detect[2] << 8 ) + atlv_detect[3];
-        continue;
-      }
-      else
-      {
-        CCFileStruct.NDEF_offset = CCFileStruct.NDEF_offset + atlv_detect[1];
-        continue;
-      }
-    }
-    /* if Terminator no NDEF detected */
-    else if( atlv_detect[0] == NFCT5_TERMINATOR_TLV )
-    {
-      return NDEF_ERROR_NOT_FORMATED;
-    }
-      
-    CCFileStruct.NDEF_offset++;
-  }
-  
-  return NDEF_ERROR_NOT_FORMATED;
-}
-
-bool NDefNfcTagM24LR::openSession(bool force) {
-bool status;
-
-      status = NfcType5_NDEFDetection();
-
-      if ( status == NFC_SUCCESS ) 
-      {
-        CCFileStruct.MagicNumber = NFCT5_MAGICNUMBER_E1_CCFILE;
-      CCFileStruct.Version = NFCT5_VERSION_V1_0;
-      CCFileStruct.MemorySize = ( M24LR_MAX_SIZE / 8 ) & 0xFF;
-      CCFileStruct.TT5Tag = 0x05;
-      /* Init of the Type Tag 5 component (M24LR) */
-      while( NfcType5_TT5Init( ) != NFC_OK );
-      }
-      mIsSessionOpen = 1;
-      return NFC_SUCCESS; 
-
-}
-
-bool NDefNfcTagM24LR::closeSession() {
-    
-    return NFC_SUCCESS;
-}
-bool NDefNfcTagM24LR::writeByte(const uint8_t *buffer, uint16_t length,uint16_t offset,
-        byteOperationCallback_t callback,CallbackStatus_t *callbackStatus){
-                  return WriteData(offset + FIRST_RECORD_OFFSET, length, (uint8_t*)buffer);
-                }
-bool NDefNfcTagM24LR::readByte(const uint16_t byteOffset, const uint16_t length,
-        uint8_t *buffer, byteOperationCallback_t callback,CallbackStatus_t *callbackStatus){
-                  return ReadData(byteOffset, length, (uint8_t*)buffer);
-                }
-
-bool NDefNfcTagM24LR::NDefWriteByte(const uint8_t *buffer, uint16_t length,uint16_t offset){
-      return mDevice.UpdateBinary(offset, length, (uint8_t*)buffer);
-}
-
-
-bool NDefNfcTagM24LR::NDefReadByte(const uint16_t byteOffset, const uint16_t length, uint8_t *buffer){
-  return mDevice.ReadBinary(byteOffset, length, (uint8_t*)buffer);
-}
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/