Method cleanup

src/jrd/Monitoring.cpp:339–366

void MonitoringData::cleanup(AttNumber att_id)
{
	// Remove information about the given session

	for (ULONG offset = HEADER_SIZE; offset < m_sharedMemory->getHeader()->used;)
	{
		const auto ptr = (UCHAR*) m_sharedMemory->getHeader() + offset;
		const auto element = (Element*) ptr;
		const ULONG length = element->getBlockLength();

		if (element->attId == att_id)
		{
			if (offset + length < m_sharedMemory->getHeader()->used)
			{
				memmove(ptr, ptr + length, m_sharedMemory->getHeader()->used - offset - length);
				m_sharedMemory->getHeader()->used -= length;
			}
			else
			{
				m_sharedMemory->getHeader()->used = offset;
			}

			break;
		}

		offset += length;
	}
}


void MonitoringData::ensureSpace(ULONG length)