dynamic-uint8-array-lite.hpp

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
#ifndef NDN_DYNAMIC_UINT8_ARRAY_LITE_HPP
#define NDN_DYNAMIC_UINT8_ARRAY_LITE_HPP

#include "../../c/errors.h"
#include "../../c/util/dynamic-uint8-array-types.h"

namespace ndn {

class DynamicUInt8ArrayLite : private ndn_DynamicUInt8Array {
public:
  DynamicUInt8ArrayLite
    (uint8_t *array, size_t length, ndn_ReallocFunction reallocFunction);

  uint8_t*
  getArray() { return array; }

  const uint8_t*
  getArray() const { return array; }

  size_t
  getLength() const { return length; }

  ndn_Error
  ensureLength(size_t length);

  ndn_Error
  copy(const uint8_t *value, size_t valueLength, size_t offset);

  ndn_Error
  ensureLengthFromBack(size_t length);

  ndn_Error
  copyFromBack(const uint8_t *value, size_t valueLength, size_t offsetFromBack);

  static DynamicUInt8ArrayLite&
  downCast(ndn_DynamicUInt8Array& dynamicArray)
  {
    return *(DynamicUInt8ArrayLite*)&dynamicArray;
  }

  static const DynamicUInt8ArrayLite&
  downCast(const ndn_DynamicUInt8Array& dynamicArray)
  {
    return *(DynamicUInt8ArrayLite*)&dynamicArray;
  }

protected:
  void
  setArrayAndLength(uint8_t *array, size_t length)
  {
    this->array = array;
    this->length = length;
  }

private:
  // Declare friends who can downcast to the private base.
  friend class TcpTransportLite;
  friend class UdpTransportLite;
  friend class UnixTransportLite;
  friend class ArduinoYunTcpTransportLite;
  friend class Tlv0_2WireFormatLite;
};

}

#endif