public override async Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
{
// Validate inputs
Debug.Assert(buffer != _arrayPoolBuffer);
_deflateStream.EnsureNotDisposed();
if (count <= 0)
{
return;
}
else if (count > buffer.Length - offset)
{
// The buffer stream is either malicious or poorly implemented and returned a number of
// bytes larger than the buffer supplied to it.
throw new InvalidDataException(SR.GenericInvalidData);
}
// Feed the data from base stream into the decompression engine.
_deflateStream._inflater.SetInput(buffer, offset, count);
// While there's more decompressed data available, forward it to the buffer stream.
while (true)
{
int bytesRead = _deflateStream._inflater.Inflate(new Span <byte>(_arrayPoolBuffer));
if (bytesRead > 0)
{
await _destination.WriteAsync(new ReadOnlyMemory <byte>(_arrayPoolBuffer, 0, bytesRead), cancellationToken).ConfigureAwait(false);
}
else
{
break;
}
}
}