#include<stdio.h>
#include<stdlib.h>
#include<stdint.h>

#include "TLVEncoder.h"
#include "TLVDecoder.h"
#include "ProcedureTransactionIdentity.h"

int encode_procedure_transaction_identity ( ProcedureTransactionIdentity proceduretransactionidentity, uint8_t iei, uint8_t * buffer, uint32_t len  ) 
{
  uint32_t encoded = 0;
  int encode_result;
  CHECK_PDU_POINTER_AND_LENGTH_ENCODER (buffer,PROCEDURE_TRANSACTION_IDENTITY_MINIMUM_LENGTH , len);

  if ((encode_result = encode_bstring (proceduretransactionidentity, buffer + encoded, len - encoded)) < 0)//加密,实体,首地址,长度
    return encode_result;
  else
    encoded += encode_result;

  return encoded;
/*
  uint32_t encoded = 0;
  uint8_t bitStream = 0x0;
  CHECK_PDU_POINTER_AND_LENGTH_ENCODER (buffer, PROCEDURE_TRANSACTION_IDENTITY_MINIMUM_LENGTH, len);

  if(iei > 0){
    bitStream = 0x00 | (iei & 0xf0) | (proceduretransactionidentity & 0x0f);
  }
  ENCODE_U8(buffer + encoded, bitStream, encoded);
  return encoded;
*/
}


int decode_procedure_transaction_identity ( ProcedureTransactionIdentity * proceduretransactionidentity, uint8_t iei, uint8_t * buffer, uint32_t len  ) 
{
  int decoded=0;
  uint8_t ielen=0;
  int decode_result;

  if((decode_result = decode_bstring (proceduretransactionidentity, ielen, buffer + decoded, len - decoded)) < 0)
    return decode_result;
  else
    decoded += decode_result;
  return decoded;
/*
  int decoded = 0;
  uint8_t bitStream = 0x0;

  DECODE_U8(buffer + decoded, bitStream, decoded);
  if(iei != (bitStream & 0xf0))
    return -1;
  *proceduretransactionidentity = bitStream & 0x0f;
  return decoded;
*/
}

