TCP: advertising the currently available window size (#35)

2026-08-13 03:13:43 +00:00 · 2026-02-09 02:24:24 +02:00
parent 199d978c99
commit 085c7033cd
1 changed files with 1 additions and 0 deletions
@@ -255,6 +255,7 @@ func (h *Handler) Send(b []byte) (int, error) {
 		var ok bool
 		available := min(buffered, len(b)-sizeHeaderTCP)
 		segment, ok = h.scb.PendingSegment(available)
+		segment.WND = Size(h.bufRx.Free())
 		if !ok {
 			// No pending control segment or data to send. Yield.
 			return 0, nil