private string GetStreamTag(StreamInfo *info)
{
if (info == null || info->TagSize == 0)
{
return(null);
}
using (Slice.From(_tx.Allocator, StreamInfo.GetTagPtr(info), info->TagSize, out Slice result))
{
return(result.ToString().Replace((char)SpecialChars.RecordSeparator, '|'));
}
}
internal List <long> GetStreamPages(FixedSizeTree chunksTree, StreamInfo *info)
{
var pages = new List <long>();
var chunkIndex = 0;
using (var it = chunksTree.Iterate())
{
if (it.Seek(0) == false)
{
return(pages);
}
var totalSize = 0L;
do
{
var chunk = (ChunkDetails *)it.CreateReaderForCurrent().Base;
totalSize += chunk->ChunkSize;
long size = chunk->ChunkSize;
if (chunkIndex == chunksTree.NumberOfEntries - 1)
{
// stream info is put after the last chunk
size += StreamInfo.SizeOf + info->TagSize;
}
var numberOfPages = VirtualPagerLegacyExtensions.GetNumberOfOverflowPages(size);
for (int i = 0; i < numberOfPages; i++)
{
pages.Add(chunk->PageNumber + i);
}
chunkIndex++;
} while (it.MoveNext());
if (totalSize != info->TotalSize)
{
ThrowStreamSizeMismatch(chunksTree.Name, totalSize, info);
}
return(pages);
}
}
public static byte *GetTagPtr(StreamInfo *info)
{
return((byte *)info + SizeOf);
}
private void ThrowStreamSizeMismatch(Slice name, long totalChunksSize, StreamInfo *info)
{
VoronUnrecoverableErrorException.Raise(_tx.LowLevelTransaction.Environment,
$"Stream size mismatch of '{name}' stream. Sum of chunks size is {totalChunksSize} while stream info has {info->TotalSize}");
}
