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Handle sequence overflow when checking incoming message

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Aaron Heise 2023-03-04 23:54:07 -06:00
parent 6d9d410a70
commit 9c9f0a20f9
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1 changed files with 1 additions and 1 deletions
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RNS/Channel.py
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@ -357,7 +357,7 @@ class Channel(contextlib.AbstractContextManager):
with self._lock: with self._lock:
message = envelope.unpack(self._message_factories) message = envelope.unpack(self._message_factories)
prev_env = self._rx_ring[0] if len(self._rx_ring) > 0 else None prev_env = self._rx_ring[0] if len(self._rx_ring) > 0 else None
if prev_env and envelope.sequence != prev_env.sequence + 1: if prev_env and envelope.sequence != (prev_env.sequence + 1) % 0x10000:
RNS.log("Channel: Out of order packet received", RNS.LOG_DEBUG) RNS.log("Channel: Out of order packet received", RNS.LOG_DEBUG)
return return
is_new = self._emplace_envelope(envelope, self._rx_ring) is_new = self._emplace_envelope(envelope, self._rx_ring)