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XEP-0047: prevent any unneededly large or useless bytes slice.

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This commit is contained in:
Emmanuel Gil Peyrot 2015-04-14 18:56:43 +02:00
parent 766d0dfd40
commit 058c530787
1 changed files with 3 additions and 2 deletions
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5
slixmpp/plugins/xep_0047/stream.py
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@ -34,7 +34,8 @@ class IBBytestream(object):
def send(self, data): def send(self, data):
if not self.stream_started or self.stream_out_closed: if not self.stream_started or self.stream_out_closed:
raise socket.error raise socket.error
data = data[0:self.block_size] 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) % 65535
seq = self.send_seq seq = self.send_seq
if self.use_messages: if self.use_messages:
@ -60,7 +61,7 @@ class IBBytestream(object):
def sendall(self, data): def sendall(self, data):
sent_len = 0 sent_len = 0
while sent_len < len(data): while sent_len < len(data):
sent_len += self.send(data[sent_len:]) sent_len += self.send(data[sent_len:self.block_size])
def _recv_ack(self, iq): def _recv_ack(self, iq):
if iq['type'] == 'error': if iq['type'] == 'error':