tox_ngc_ft1/ft_recv.dot

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digraph ft_send {
fontname="Helvetica,Arial,sans-serif"
node [fontname="Helvetica,Arial,sans-serif"]
edge [fontname="Helvetica,Arial,sans-serif"]
label="FT1_Receiver";
labelloc="t";
start [label="start | we got FT_INIT"];
fail [shape=doublecircle];
done [shape=doublecircle];
// peer offline (how)
start -> fail [label="peer offline"]
start -> starting [label="send FT_INIT_ACK"];
starting -> starting [label="if timeout or get FT_INIT send FT_INIT_ACK"];
starting -> got_data [label="got FT_DATA"];
starting -> fail [label="if timeout too often"];
got_data -> fail [label="peer offline"];
subgraph cluster_data {
label="for each data chunk";
style=filled;
got_data -> wait_for_all_data [label="send FT_DATA_ACK"];
}
wait_for_all_data -> fail [label="peer offline"];
wait_for_all_data -> done [label="all chunks received and acked"];
}