public Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken ct)
{
if (_isComplete)
{
throw new InvalidOperationException("Cannot write anymore to a completed stream");
}
_length += count;
while (count > 0)
{
var toCopy = Math.Min(ReadWriteBufferSize - _currentOffset, count);
Buffer.BlockCopy(buffer, offset, _buffer, _currentOffset, toCopy);
offset += toCopy;
count -= toCopy;
_currentOffset += toCopy;
if (_currentOffset == ReadWriteBufferSize)
{
if (_uploader == null)
{
_uploader = new AmazonMultiUpload(_client, _bucket, _key, _metadata, ct);
}
_uploader.PushBlockOfData(_buffer, _partNumber);
_partNumber++;
_buffer = new byte[ReadWriteBufferSize];
_currentOffset = 0;
}
}
return(Task.FromResult(0));
}
