Function INF_blob_info

src/jrd/inf.cpp:161–243

void INF_blob_info(const blb* blob,
				   const ULONG item_length,
				   const UCHAR* items,
				   const ULONG output_length,
				   UCHAR* info)
{
/**************************************
 *
 *	I N F _ b l o b _ i n f o
 *
 **************************************
 *
 * Functional description
 *	Process requests for blob info.
 *
 **************************************/
	CHECK_INPUT("INF_blob_info");

	UCHAR buffer[BUFFER_TINY];
	USHORT length;

	const UCHAR* const end_items = items + item_length;
	const UCHAR* const end = info + output_length;
	UCHAR* start_info;

	if (items[0] == isc_info_length)
	{
		start_info = info;
		items++;
	}
	else
		start_info = 0;

	while (items < end_items && *items != isc_info_end && info < end)
	{
		UCHAR item = *items++;

		switch (item)
		{
		case isc_info_end:
			break;

		case isc_info_blob_num_segments:
			length = INF_convert(blob->getSegmentCount(), buffer);
			break;

		case isc_info_blob_max_segment:
			length = INF_convert(static_cast<ULONG>(blob->getMaxSegment()), buffer);
			break;

		case isc_info_blob_total_length:
			length = INF_convert(blob->blb_length, buffer);
			break;

		case isc_info_blob_type:
			buffer[0] = (blob->blb_flags & BLB_stream) ? 1 : 0;
			length = 1;
			break;