From b27510f05b31093d535edd679b59b997de34e32e Mon Sep 17 00:00:00 2001 From: mathieui Date: Tue, 1 Dec 2020 20:12:45 +0100 Subject: XEP-0047: Fix the max sequence number The max seq allowed according to the XEP is 65535, therefore we must modulo using 65536 to allow that value. --- slixmpp/plugins/xep_0047/stream.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/slixmpp/plugins/xep_0047/stream.py b/slixmpp/plugins/xep_0047/stream.py index b3767265..535ba82b 100644 --- a/slixmpp/plugins/xep_0047/stream.py +++ b/slixmpp/plugins/xep_0047/stream.py @@ -36,7 +36,7 @@ class IBBytestream(object): raise socket.error if len(data) > self.block_size: data = data[:self.block_size] - self.send_seq = (self.send_seq + 1) % 65535 + self.send_seq = (self.send_seq + 1) % 65536 seq = self.send_seq if self.use_messages: msg = self.xmpp.Message() @@ -72,7 +72,7 @@ class IBBytestream(object): def _recv_data(self, stanza): new_seq = stanza['ibb_data']['seq'] - if new_seq != (self.recv_seq + 1) % 65535: + if new_seq != (self.recv_seq + 1) % 65536: self.close() raise XMPPError('unexpected-request') self.recv_seq = new_seq -- cgit v1.2.3