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41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
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# Copyright (C) 2003-2007 Robey Pointer <robeypointer@gmail.com>
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#
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# This file is part of paramiko.
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#
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# Paramiko is free software; you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation; either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# Paramiko is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with Paramiko; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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"""
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Compression implementations for a Transport.
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"""
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import zlib
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class ZlibCompressor(object):
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def __init__(self):
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# Use the default level of zlib compression
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self.z = zlib.compressobj()
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def __call__(self, data):
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return self.z.compress(data) + self.z.flush(zlib.Z_FULL_FLUSH)
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class ZlibDecompressor(object):
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def __init__(self):
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self.z = zlib.decompressobj()
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def __call__(self, data):
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return self.z.decompress(data)
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