Buffer 

Buffer 

Buffer::CreateFragment (uint32_t start, uint32_t length) const

Buffer::CreateFragment (uint32_t start, uint32_t length) const

{

{

  uint32_t zeroStart = m_data->m_initialStart - m_start;

  uint32_t zeroStart = m_data->m_initialStart - m_start;

  uint32_t zeroEnd = zeroStart + m_zeroAreaSize;

  uint32_t zeroEnd = zeroStart + m_zeroAreaSize;

  if (m_zeroAreaSize != 0 &&

  if (m_zeroAreaSize != 0 &&

  Buffer tmp = *this;

  Buffer tmp = *this;

  tmp.RemoveAtStart (start);

  tmp.RemoveAtStart (start);

  tmp.RemoveAtEnd (GetSize () - (start + length));

  tmp.RemoveAtEnd (GetSize () - (start + length));

  return tmp;

  return tmp;

}

}

{

{

  m_data->m_count++;

  m_data->m_count++;

  NS_ASSERT (m_start <= m_data->m_size);

  NS_ASSERT (m_start <= m_data->m_size);

}

}

Buffer &

Buffer &

  m_start = o.m_start;

  m_start = o.m_start;

  m_size = o.m_size;

  m_size = o.m_size;

  NS_ASSERT (m_start <= m_data->m_size);

  NS_ASSERT (m_start <= m_data->m_size);

  return *this;

  return *this;

}

}