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Update pseudocode to not arm PTO.. #3604

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merged 3 commits into from May 1, 2020
Merged

Update pseudocode to not arm PTO.. #3604

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cef47ae
Update pseudocode to not arm PTO..
ianswett Apr 28, 2020
f535645
Remove trailing spaces
martinthomson Apr 28, 2020
d9ed15b
Update draft-ietf-quic-recovery.md
ianswett Apr 28, 2020
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17 changes: 12 additions & 5 deletions draft-ietf-quic-recovery.md
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Expand Up @@ -1236,16 +1236,23 @@ SetLossDetectionTimer():
loss_detection_timer.cancel()
return

// Determine which PN space to arm PTO for.
sent_time, pn_space = GetEarliestTimeAndSpace(
time_of_last_sent_ack_eliciting_packet)
// Don't arm PTO for ApplicationData until handshake complete.
if (pn_space == ApplicationData &&
handshake is not confirmed):
loss_detection_timer.cancel()
return
if (sent_time == 0):
assert(!PeerCompletedAddressValidation())
sent_time = now()

// Calculate PTO duration
timeout = smoothed_rtt + max(4 * rttvar, kGranularity) +
max_ack_delay
timeout = timeout * (2 ^ pto_count)

sent_time, _ = GetEarliestTimeAndSpace(
time_of_last_sent_ack_eliciting_packet)
if (sent_time == 0)
assert(!PeerCompletedAddressValidation())
sent_time = now()
loss_detection_timer.update(sent_time + timeout)
~~~

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