private void WriteBlobHeap(BlobBuilder builder)
{
var writer = new BlobWriter(builder.ReserveBytes(_blobHeapSize));
// Perf consideration: With large heap the following loop may cause a lot of cache misses
// since the order of entries in _blobs dictionary depends on the hash of the array values,
// which is not correlated to the heap index. If we observe such issue we should order
// the entries by heap position before running this loop.
foreach (var entry in _blobs)
{
int heapOffset = MetadataTokens.GetHeapOffset(entry.Value);
var blob = entry.Key;
writer.Offset = heapOffset;
writer.WriteCompressedInteger(blob.Length);
writer.WriteBytes(blob);
}
}
// TODO:
// WriteBytes(byte*)
// WriteBytes(stream)
// WriteBytes(byte[])
// WriteBytes(IA<byte>)
// WriteReference
private static void TestCompressedUnsignedInteger(byte[] expected, int value)
{
var writer = new BlobWriter(4);
writer.WriteCompressedInteger((uint)value);
AssertEx.Equal(expected, writer.ToArray());
var builder = new BlobBuilder();
builder.WriteCompressedInteger((uint)value);
AssertEx.Equal(expected, builder.ToArray());
}
private static byte[] CompressUnsignedInteger(int value)
{
var writer = new BlobWriter();
writer.WriteCompressedInteger((uint)value);
return writer.ToArray();
}
