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Merge pull request #666 from canatella/fix-l2cap-signaling-packet-identifiers

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Fix L2CAP signaling packet identifiers
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Gilles Boccon-Gibod
2025-04-08 14:49:43 -04:00
committed by GitHub
parent 220b3b0236 685f1dc43e
commit a8019a70da
1 changed files with 3 additions and 0 deletions
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bumble/l2cap.py
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@@ -1521,6 +1521,9 @@ class ChannelManager:
def next_identifier(self, connection: Connection) -> int: def next_identifier(self, connection: Connection) -> int:
identifier = (self.identifiers.setdefault(connection.handle, 0) + 1) % 256 identifier = (self.identifiers.setdefault(connection.handle, 0) + 1) % 256
# 0x00 is an invalid ID (BT Core Spec, Vol 3, Part A, Sect 4
if identifier == 0:
identifier = 1
self.identifiers[connection.handle] = identifier self.identifiers[connection.handle] = identifier
return identifier return identifier