public static void SetBuffer(this SocketAsyncEventArgs args, ByteString data)
{
if (data.IsCompact)
{
var buffer = data.Buffers[0];
if (args.BufferList != null)
{
// BufferList property setter is not simple member association operation,
// but the getter is. Therefore we first check if we need to clear buffer list
// and only do so if necessary.
args.BufferList = null;
}
args.SetBuffer(buffer.Array, buffer.Offset, buffer.Count);
}
else
{
if (RuntimeDetector.IsMono)
{
// Mono doesn't support BufferList - falback to compacting ByteString
var compacted = data.Compact();
var buffer = compacted.Buffers[0];
args.SetBuffer(buffer.Array, buffer.Offset, buffer.Count);
}
else
{
args.SetBuffer(null, 0, 0);
args.BufferList = data.Buffers;
}
}
}
