-/* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2020. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
/* While not all is buffered and there remain space in the buffers */
while (flow->buffered_bytes_ < flow->total_bytes_ && sock->GetTxAvailable() > 0) {
-
// Send at most 1040 bytes (data size in a TCP packet), as ns-3 seems to not split correctly by itself
uint32_t toWrite = std::min({flow->remaining_, sock->GetTxAvailable(), std::uint32_t(1040)});
+
if (toWrite == 0) { // buffer full
XBT_DEBUG("%f: buffer full on flow %p (still %u to go)", ns3::Simulator::Now().GetSeconds(), flow,
flow->remaining_);