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- <a href="paramiko-module.html">Package&nbsp;paramiko</a> ::
- Module&nbsp;primes
- </span>
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- >[<a href="frames.html" target="_top">frames</a
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-<h1 class="epydoc">Source Code for <a href="paramiko.primes-module.html" onclick="show_private();">Module paramiko.primes</a></h1>
-<pre class="py-src">
-<a name="L1"></a><tt class="py-lineno"> 1</tt> <tt class="py-line"><tt class="py-comment"># Copyright (C) 2003-2007 Robey Pointer &lt;robeypointer@gmail.com&gt;</tt> </tt>
-<a name="L2"></a><tt class="py-lineno"> 2</tt> <tt class="py-line"><tt class="py-comment">#</tt> </tt>
-<a name="L3"></a><tt class="py-lineno"> 3</tt> <tt class="py-line"><tt class="py-comment"># This file is part of paramiko.</tt> </tt>
-<a name="L4"></a><tt class="py-lineno"> 4</tt> <tt class="py-line"><tt class="py-comment">#</tt> </tt>
-<a name="L5"></a><tt class="py-lineno"> 5</tt> <tt class="py-line"><tt class="py-comment"># Paramiko is free software; you can redistribute it and/or modify it under the</tt> </tt>
-<a name="L6"></a><tt class="py-lineno"> 6</tt> <tt class="py-line"><tt class="py-comment"># terms of the GNU Lesser General Public License as published by the Free</tt> </tt>
-<a name="L7"></a><tt class="py-lineno"> 7</tt> <tt class="py-line"><tt class="py-comment"># Software Foundation; either version 2.1 of the License, or (at your option)</tt> </tt>
-<a name="L8"></a><tt class="py-lineno"> 8</tt> <tt class="py-line"><tt class="py-comment"># any later version.</tt> </tt>
-<a name="L9"></a><tt class="py-lineno"> 9</tt> <tt class="py-line"><tt class="py-comment">#</tt> </tt>
-<a name="L10"></a><tt class="py-lineno"> 10</tt> <tt class="py-line"><tt class="py-comment"># Paramiko is distrubuted in the hope that it will be useful, but WITHOUT ANY</tt> </tt>
-<a name="L11"></a><tt class="py-lineno"> 11</tt> <tt class="py-line"><tt class="py-comment"># WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR</tt> </tt>
-<a name="L12"></a><tt class="py-lineno"> 12</tt> <tt class="py-line"><tt class="py-comment"># A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more</tt> </tt>
-<a name="L13"></a><tt class="py-lineno"> 13</tt> <tt class="py-line"><tt class="py-comment"># details.</tt> </tt>
-<a name="L14"></a><tt class="py-lineno"> 14</tt> <tt class="py-line"><tt class="py-comment">#</tt> </tt>
-<a name="L15"></a><tt class="py-lineno"> 15</tt> <tt class="py-line"><tt class="py-comment"># You should have received a copy of the GNU Lesser General Public License</tt> </tt>
-<a name="L16"></a><tt class="py-lineno"> 16</tt> <tt class="py-line"><tt class="py-comment"># along with Paramiko; if not, write to the Free Software Foundation, Inc.,</tt> </tt>
-<a name="L17"></a><tt class="py-lineno"> 17</tt> <tt class="py-line"><tt class="py-comment"># 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.</tt> </tt>
-<a name="L18"></a><tt class="py-lineno"> 18</tt> <tt class="py-line"> </tt>
-<a name="L19"></a><tt class="py-lineno"> 19</tt> <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
-<a name="L20"></a><tt class="py-lineno"> 20</tt> <tt class="py-line"><tt class="py-docstring">Utility functions for dealing with primes.</tt> </tt>
-<a name="L21"></a><tt class="py-lineno"> 21</tt> <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
-<a name="L22"></a><tt class="py-lineno"> 22</tt> <tt class="py-line"> </tt>
-<a name="L23"></a><tt class="py-lineno"> 23</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">Crypto</tt><tt class="py-op">.</tt><tt class="py-name">Util</tt> <tt class="py-keyword">import</tt> <tt class="py-name">number</tt> </tt>
-<a name="L24"></a><tt class="py-lineno"> 24</tt> <tt class="py-line"> </tt>
-<a name="L25"></a><tt class="py-lineno"> 25</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-0" class="py-name" targets="Package paramiko=paramiko-module.html"><a title="paramiko" class="py-name" href="#" onclick="return doclink('link-0', 'paramiko', 'link-0');">paramiko</a></tt> <tt class="py-keyword">import</tt> <tt id="link-1" class="py-name" targets="Module paramiko.util=paramiko.util-module.html"><a title="paramiko.util" class="py-name" href="#" onclick="return doclink('link-1', 'util', 'link-1');">util</a></tt> </tt>
-<a name="L26"></a><tt class="py-lineno"> 26</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-2" class="py-name"><a title="paramiko" class="py-name" href="#" onclick="return doclink('link-2', 'paramiko', 'link-0');">paramiko</a></tt><tt class="py-op">.</tt><tt id="link-3" class="py-name" targets="Module paramiko.ssh_exception=paramiko.ssh_exception-module.html"><a title="paramiko.ssh_exception" class="py-name" href="#" onclick="return doclink('link-3', 'ssh_exception', 'link-3');">ssh_exception</a></tt> <tt class="py-keyword">import</tt> <tt id="link-4" class="py-name" targets="Class paramiko.SSHException=paramiko.SSHException-class.html"><a title="paramiko.SSHException" class="py-name" href="#" onclick="return doclink('link-4', 'SSHException', 'link-4');">SSHException</a></tt> </tt>
-<a name="L27"></a><tt class="py-lineno"> 27</tt> <tt class="py-line"> </tt>
-<a name="L28"></a><tt class="py-lineno"> 28</tt> <tt class="py-line"> </tt>
-<a name="_generate_prime"></a><div id="_generate_prime-def"><a name="L29"></a><tt class="py-lineno"> 29</tt> <a class="py-toggle" href="#" id="_generate_prime-toggle" onclick="return toggle('_generate_prime');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="paramiko.primes-module.html#_generate_prime">_generate_prime</a><tt class="py-op">(</tt><tt class="py-param">bits</tt><tt class="py-op">,</tt> <tt class="py-param">rng</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-</div><div id="_generate_prime-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="_generate_prime-expanded"><a name="L30"></a><tt class="py-lineno"> 30</tt> <tt class="py-line"> <tt class="py-docstring">"primtive attempt at prime generation"</tt> </tt>
-<a name="L31"></a><tt class="py-lineno"> 31</tt> <tt class="py-line"> <tt class="py-name">hbyte_mask</tt> <tt class="py-op">=</tt> <tt class="py-name">pow</tt><tt class="py-op">(</tt><tt class="py-number">2</tt><tt class="py-op">,</tt> <tt class="py-name">bits</tt> <tt class="py-op">%</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
-<a name="L32"></a><tt class="py-lineno"> 32</tt> <tt class="py-line"> <tt class="py-keyword">while</tt> <tt class="py-name">True</tt><tt class="py-op">:</tt> </tt>
-<a name="L33"></a><tt class="py-lineno"> 33</tt> <tt class="py-line"> <tt class="py-comment"># loop catches the case where we increment n into a higher bit-range</tt> </tt>
-<a name="L34"></a><tt class="py-lineno"> 34</tt> <tt class="py-line"> <tt class="py-name">x</tt> <tt class="py-op">=</tt> <tt id="link-5" class="py-name" targets="Variable paramiko.auth_handler.rng=paramiko.auth_handler-module.html#rng,Variable paramiko.channel.rng=paramiko.channel-module.html#rng,Variable paramiko.client.rng=paramiko.client-module.html#rng,Variable paramiko.common.rng=paramiko.common-module.html#rng,Variable paramiko.dsskey.rng=paramiko.dsskey-module.html#rng,Variable paramiko.hostkeys.rng=paramiko.hostkeys-module.html#rng,Variable paramiko.kex_gex.rng=paramiko.kex_gex-module.html#rng,Variable paramiko.kex_group1.rng=paramiko.kex_group1-module.html#rng,Variable paramiko.packet.rng=paramiko.packet-module.html#rng,Variable paramiko.pkey.rng=paramiko.pkey-module.html#rng,Variable paramiko.rsakey.rng=paramiko.rsakey-module.html#rng,Variable paramiko.server.rng=paramiko.server-module.html#rng,Variable paramiko.sftp.rng=paramiko.sftp-module.html#rng,Variable paramiko.sftp_attr.rng=paramiko.sftp_attr-module.html#rng,Variable paramiko.sftp_client.rng=paramiko.sftp_client-module.html#rng,Variable paramiko.sftp_file.rng=paramiko.sftp_file-module.html#rng,Variable paramiko.sftp_handle.rng=paramiko.sftp_handle-module.html#rng,Variable paramiko.sftp_server.rng=paramiko.sftp_server-module.html#rng,Variable paramiko.sftp_si.rng=paramiko.sftp_si-module.html#rng,Variable paramiko.transport.rng=paramiko.transport-module.html#rng,Variable paramiko.util.rng=paramiko.util-module.html#rng"><a title="paramiko.auth_handler.rng
-paramiko.channel.rng
-paramiko.client.rng
-paramiko.common.rng
-paramiko.dsskey.rng
-paramiko.hostkeys.rng
-paramiko.kex_gex.rng
-paramiko.kex_group1.rng
-paramiko.packet.rng
-paramiko.pkey.rng
-paramiko.rsakey.rng
-paramiko.server.rng
-paramiko.sftp.rng
-paramiko.sftp_attr.rng
-paramiko.sftp_client.rng
-paramiko.sftp_file.rng
-paramiko.sftp_handle.rng
-paramiko.sftp_server.rng
-paramiko.sftp_si.rng
-paramiko.transport.rng
-paramiko.util.rng" class="py-name" href="#" onclick="return doclink('link-5', 'rng', 'link-5');">rng</a></tt><tt class="py-op">.</tt><tt id="link-6" class="py-name" targets="Method paramiko.BufferedFile.read()=paramiko.BufferedFile-class.html#read,Method paramiko.SFTPHandle.read()=paramiko.SFTPHandle-class.html#read,Method paramiko.buffered_pipe.BufferedPipe.read()=paramiko.buffered_pipe.BufferedPipe-class.html#read"><a title="paramiko.BufferedFile.read
-paramiko.SFTPHandle.read
-paramiko.buffered_pipe.BufferedPipe.read" class="py-name" href="#" onclick="return doclink('link-6', 'read', 'link-6');">read</a></tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">bits</tt><tt class="py-op">+</tt><tt class="py-number">7</tt><tt class="py-op">)</tt> <tt class="py-op">//</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> </tt>
-<a name="L35"></a><tt class="py-lineno"> 35</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">hbyte_mask</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
-<a name="L36"></a><tt class="py-lineno"> 36</tt> <tt class="py-line"> <tt class="py-name">x</tt> <tt class="py-op">=</tt> <tt class="py-name">chr</tt><tt class="py-op">(</tt><tt class="py-name">ord</tt><tt class="py-op">(</tt><tt class="py-name">x</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> <tt class="py-op">&amp;</tt> <tt class="py-name">hbyte_mask</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">x</tt><tt class="py-op">[</tt><tt class="py-number">1</tt><tt class="py-op">:</tt><tt class="py-op">]</tt> </tt>
-<a name="L37"></a><tt class="py-lineno"> 37</tt> <tt class="py-line"> <tt class="py-name">n</tt> <tt class="py-op">=</tt> <tt id="link-7" class="py-name"><a title="paramiko.util" class="py-name" href="#" onclick="return doclink('link-7', 'util', 'link-1');">util</a></tt><tt class="py-op">.</tt><tt id="link-8" class="py-name" targets="Function paramiko.util.inflate_long()=paramiko.util-module.html#inflate_long"><a title="paramiko.util.inflate_long" class="py-name" href="#" onclick="return doclink('link-8', 'inflate_long', 'link-8');">inflate_long</a></tt><tt class="py-op">(</tt><tt class="py-name">x</tt><tt class="py-op">,</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
-<a name="L38"></a><tt class="py-lineno"> 38</tt> <tt class="py-line"> <tt class="py-name">n</tt> <tt class="py-op">|=</tt> <tt class="py-number">1</tt> </tt>
-<a name="L39"></a><tt class="py-lineno"> 39</tt> <tt class="py-line"> <tt class="py-name">n</tt> <tt class="py-op">|=</tt> <tt class="py-op">(</tt><tt class="py-number">1</tt> <tt class="py-op">&lt;&lt;</tt> <tt class="py-op">(</tt><tt class="py-name">bits</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
-<a name="L40"></a><tt class="py-lineno"> 40</tt> <tt class="py-line"> <tt class="py-keyword">while</tt> <tt class="py-keyword">not</tt> <tt class="py-name">number</tt><tt class="py-op">.</tt><tt class="py-name">isPrime</tt><tt class="py-op">(</tt><tt class="py-name">n</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-<a name="L41"></a><tt class="py-lineno"> 41</tt> <tt class="py-line"> <tt class="py-name">n</tt> <tt class="py-op">+=</tt> <tt class="py-number">2</tt> </tt>
-<a name="L42"></a><tt class="py-lineno"> 42</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt id="link-9" class="py-name"><a title="paramiko.util" class="py-name" href="#" onclick="return doclink('link-9', 'util', 'link-1');">util</a></tt><tt class="py-op">.</tt><tt id="link-10" class="py-name" targets="Function paramiko.util.bit_length()=paramiko.util-module.html#bit_length"><a title="paramiko.util.bit_length" class="py-name" href="#" onclick="return doclink('link-10', 'bit_length', 'link-10');">bit_length</a></tt><tt class="py-op">(</tt><tt class="py-name">n</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-name">bits</tt><tt class="py-op">:</tt> </tt>
-<a name="L43"></a><tt class="py-lineno"> 43</tt> <tt class="py-line"> <tt class="py-keyword">break</tt> </tt>
-<a name="L44"></a><tt class="py-lineno"> 44</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">n</tt> </tt>
-</div><a name="L45"></a><tt class="py-lineno"> 45</tt> <tt class="py-line"> </tt>
-<a name="_roll_random"></a><div id="_roll_random-def"><a name="L46"></a><tt class="py-lineno"> 46</tt> <a class="py-toggle" href="#" id="_roll_random-toggle" onclick="return toggle('_roll_random');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="paramiko.primes-module.html#_roll_random">_roll_random</a><tt class="py-op">(</tt><tt class="py-param">rng</tt><tt class="py-op">,</tt> <tt class="py-param">n</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-</div><div id="_roll_random-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="_roll_random-expanded"><a name="L47"></a><tt class="py-lineno"> 47</tt> <tt class="py-line"> <tt class="py-docstring">"returns a random # from 0 to N-1"</tt> </tt>
-<a name="L48"></a><tt class="py-lineno"> 48</tt> <tt class="py-line"> <tt class="py-name">bits</tt> <tt class="py-op">=</tt> <tt id="link-11" class="py-name"><a title="paramiko.util" class="py-name" href="#" onclick="return doclink('link-11', 'util', 'link-1');">util</a></tt><tt class="py-op">.</tt><tt id="link-12" class="py-name"><a title="paramiko.util.bit_length" class="py-name" href="#" onclick="return doclink('link-12', 'bit_length', 'link-10');">bit_length</a></tt><tt class="py-op">(</tt><tt class="py-name">n</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
-<a name="L49"></a><tt class="py-lineno"> 49</tt> <tt class="py-line"> <tt class="py-name">bytes</tt> <tt class="py-op">=</tt> <tt class="py-op">(</tt><tt class="py-name">bits</tt> <tt class="py-op">+</tt> <tt class="py-number">7</tt><tt class="py-op">)</tt> <tt class="py-op">//</tt> <tt class="py-number">8</tt> </tt>
-<a name="L50"></a><tt class="py-lineno"> 50</tt> <tt class="py-line"> <tt class="py-name">hbyte_mask</tt> <tt class="py-op">=</tt> <tt class="py-name">pow</tt><tt class="py-op">(</tt><tt class="py-number">2</tt><tt class="py-op">,</tt> <tt class="py-name">bits</tt> <tt class="py-op">%</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
-<a name="L51"></a><tt class="py-lineno"> 51</tt> <tt class="py-line"> </tt>
-<a name="L52"></a><tt class="py-lineno"> 52</tt> <tt class="py-line"> <tt class="py-comment"># so here's the plan:</tt> </tt>
-<a name="L53"></a><tt class="py-lineno"> 53</tt> <tt class="py-line"> <tt class="py-comment"># we fetch as many random bits as we'd need to fit N-1, and if the</tt> </tt>
-<a name="L54"></a><tt class="py-lineno"> 54</tt> <tt class="py-line"> <tt class="py-comment"># generated number is &gt;= N, we try again. in the worst case (N-1 is a</tt> </tt>
-<a name="L55"></a><tt class="py-lineno"> 55</tt> <tt class="py-line"> <tt class="py-comment"># power of 2), we have slightly better than 50% odds of getting one that</tt> </tt>
-<a name="L56"></a><tt class="py-lineno"> 56</tt> <tt class="py-line"> <tt class="py-comment"># fits, so i can't guarantee that this loop will ever finish, but the odds</tt> </tt>
-<a name="L57"></a><tt class="py-lineno"> 57</tt> <tt class="py-line"> <tt class="py-comment"># of it looping forever should be infinitesimal.</tt> </tt>
-<a name="L58"></a><tt class="py-lineno"> 58</tt> <tt class="py-line"> <tt class="py-keyword">while</tt> <tt class="py-name">True</tt><tt class="py-op">:</tt> </tt>
-<a name="L59"></a><tt class="py-lineno"> 59</tt> <tt class="py-line"> <tt class="py-name">x</tt> <tt class="py-op">=</tt> <tt id="link-13" class="py-name"><a title="paramiko.auth_handler.rng
-paramiko.channel.rng
-paramiko.client.rng
-paramiko.common.rng
-paramiko.dsskey.rng
-paramiko.hostkeys.rng
-paramiko.kex_gex.rng
-paramiko.kex_group1.rng
-paramiko.packet.rng
-paramiko.pkey.rng
-paramiko.rsakey.rng
-paramiko.server.rng
-paramiko.sftp.rng
-paramiko.sftp_attr.rng
-paramiko.sftp_client.rng
-paramiko.sftp_file.rng
-paramiko.sftp_handle.rng
-paramiko.sftp_server.rng
-paramiko.sftp_si.rng
-paramiko.transport.rng
-paramiko.util.rng" class="py-name" href="#" onclick="return doclink('link-13', 'rng', 'link-5');">rng</a></tt><tt class="py-op">.</tt><tt id="link-14" class="py-name"><a title="paramiko.BufferedFile.read
-paramiko.SFTPHandle.read
-paramiko.buffered_pipe.BufferedPipe.read" class="py-name" href="#" onclick="return doclink('link-14', 'read', 'link-6');">read</a></tt><tt class="py-op">(</tt><tt class="py-name">bytes</tt><tt class="py-op">)</tt> </tt>
-<a name="L60"></a><tt class="py-lineno"> 60</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">hbyte_mask</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
-<a name="L61"></a><tt class="py-lineno"> 61</tt> <tt class="py-line"> <tt class="py-name">x</tt> <tt class="py-op">=</tt> <tt class="py-name">chr</tt><tt class="py-op">(</tt><tt class="py-name">ord</tt><tt class="py-op">(</tt><tt class="py-name">x</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> <tt class="py-op">&amp;</tt> <tt class="py-name">hbyte_mask</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">x</tt><tt class="py-op">[</tt><tt class="py-number">1</tt><tt class="py-op">:</tt><tt class="py-op">]</tt> </tt>
-<a name="L62"></a><tt class="py-lineno"> 62</tt> <tt class="py-line"> <tt class="py-name">num</tt> <tt class="py-op">=</tt> <tt id="link-15" class="py-name"><a title="paramiko.util" class="py-name" href="#" onclick="return doclink('link-15', 'util', 'link-1');">util</a></tt><tt class="py-op">.</tt><tt id="link-16" class="py-name"><a title="paramiko.util.inflate_long" class="py-name" href="#" onclick="return doclink('link-16', 'inflate_long', 'link-8');">inflate_long</a></tt><tt class="py-op">(</tt><tt class="py-name">x</tt><tt class="py-op">,</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
-<a name="L63"></a><tt class="py-lineno"> 63</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">num</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">n</tt><tt class="py-op">:</tt> </tt>
-<a name="L64"></a><tt class="py-lineno"> 64</tt> <tt class="py-line"> <tt class="py-keyword">break</tt> </tt>
-<a name="L65"></a><tt class="py-lineno"> 65</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">num</tt> </tt>
-</div><a name="L66"></a><tt class="py-lineno"> 66</tt> <tt class="py-line"> </tt>
-<a name="L67"></a><tt class="py-lineno"> 67</tt> <tt class="py-line"> </tt>
-<a name="ModulusPack"></a><div id="ModulusPack-def"><a name="L68"></a><tt class="py-lineno"> 68</tt> <a class="py-toggle" href="#" id="ModulusPack-toggle" onclick="return toggle('ModulusPack');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="paramiko.primes.ModulusPack-class.html">ModulusPack</a> <tt class="py-op">(</tt><tt class="py-base-class">object</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-</div><div id="ModulusPack-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="ModulusPack-expanded"><a name="L69"></a><tt class="py-lineno"> 69</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
-<a name="L70"></a><tt class="py-lineno"> 70</tt> <tt class="py-line"><tt class="py-docstring"> convenience object for holding the contents of the /etc/ssh/moduli file,</tt> </tt>
-<a name="L71"></a><tt class="py-lineno"> 71</tt> <tt class="py-line"><tt class="py-docstring"> on systems that have such a file.</tt> </tt>
-<a name="L72"></a><tt class="py-lineno"> 72</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
-<a name="L73"></a><tt class="py-lineno"> 73</tt> <tt class="py-line"> </tt>
-<a name="ModulusPack.__init__"></a><div id="ModulusPack.__init__-def"><a name="L74"></a><tt class="py-lineno"> 74</tt> <a class="py-toggle" href="#" id="ModulusPack.__init__-toggle" onclick="return toggle('ModulusPack.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="paramiko.primes.ModulusPack-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">rpool</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-</div><div id="ModulusPack.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="ModulusPack.__init__-expanded"><a name="L75"></a><tt class="py-lineno"> 75</tt> <tt class="py-line"> <tt class="py-comment"># pack is a hash of: bits -&gt; [ (generator, modulus) ... ]</tt> </tt>
-<a name="L76"></a><tt class="py-lineno"> 76</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-op">}</tt> </tt>
-<a name="L77"></a><tt class="py-lineno"> 77</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">discarded</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
-<a name="L78"></a><tt class="py-lineno"> 78</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-17" class="py-name"><a title="paramiko.auth_handler.rng
-paramiko.channel.rng
-paramiko.client.rng
-paramiko.common.rng
-paramiko.dsskey.rng
-paramiko.hostkeys.rng
-paramiko.kex_gex.rng
-paramiko.kex_group1.rng
-paramiko.packet.rng
-paramiko.pkey.rng
-paramiko.rsakey.rng
-paramiko.server.rng
-paramiko.sftp.rng
-paramiko.sftp_attr.rng
-paramiko.sftp_client.rng
-paramiko.sftp_file.rng
-paramiko.sftp_handle.rng
-paramiko.sftp_server.rng
-paramiko.sftp_si.rng
-paramiko.transport.rng
-paramiko.util.rng" class="py-name" href="#" onclick="return doclink('link-17', 'rng', 'link-5');">rng</a></tt> <tt class="py-op">=</tt> <tt class="py-name">rpool</tt> </tt>
-</div><a name="L79"></a><tt class="py-lineno"> 79</tt> <tt class="py-line"> </tt>
-<a name="ModulusPack._parse_modulus"></a><div id="ModulusPack._parse_modulus-def"><a name="L80"></a><tt class="py-lineno"> 80</tt> <a class="py-toggle" href="#" id="ModulusPack._parse_modulus-toggle" onclick="return toggle('ModulusPack._parse_modulus');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="paramiko.primes.ModulusPack-class.html#_parse_modulus">_parse_modulus</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">line</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-</div><div id="ModulusPack._parse_modulus-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="ModulusPack._parse_modulus-expanded"><a name="L81"></a><tt class="py-lineno"> 81</tt> <tt class="py-line"> <tt class="py-name">timestamp</tt><tt class="py-op">,</tt> <tt class="py-name">mod_type</tt><tt class="py-op">,</tt> <tt class="py-name">tests</tt><tt class="py-op">,</tt> <tt class="py-name">tries</tt><tt class="py-op">,</tt> <tt class="py-name">size</tt><tt class="py-op">,</tt> <tt class="py-name">generator</tt><tt class="py-op">,</tt> <tt class="py-name">modulus</tt> <tt class="py-op">=</tt> <tt class="py-name">line</tt><tt class="py-op">.</tt><tt class="py-name">split</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
-<a name="L82"></a><tt class="py-lineno"> 82</tt> <tt class="py-line"> <tt class="py-name">mod_type</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">mod_type</tt><tt class="py-op">)</tt> </tt>
-<a name="L83"></a><tt class="py-lineno"> 83</tt> <tt class="py-line"> <tt class="py-name">tests</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">tests</tt><tt class="py-op">)</tt> </tt>
-<a name="L84"></a><tt class="py-lineno"> 84</tt> <tt class="py-line"> <tt class="py-name">tries</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">tries</tt><tt class="py-op">)</tt> </tt>
-<a name="L85"></a><tt class="py-lineno"> 85</tt> <tt class="py-line"> <tt class="py-name">size</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">size</tt><tt class="py-op">)</tt> </tt>
-<a name="L86"></a><tt class="py-lineno"> 86</tt> <tt class="py-line"> <tt class="py-name">generator</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">generator</tt><tt class="py-op">)</tt> </tt>
-<a name="L87"></a><tt class="py-lineno"> 87</tt> <tt class="py-line"> <tt class="py-name">modulus</tt> <tt class="py-op">=</tt> <tt class="py-name">long</tt><tt class="py-op">(</tt><tt class="py-name">modulus</tt><tt class="py-op">,</tt> <tt class="py-number">16</tt><tt class="py-op">)</tt> </tt>
-<a name="L88"></a><tt class="py-lineno"> 88</tt> <tt class="py-line"> </tt>
-<a name="L89"></a><tt class="py-lineno"> 89</tt> <tt class="py-line"> <tt class="py-comment"># weed out primes that aren't at least:</tt> </tt>
-<a name="L90"></a><tt class="py-lineno"> 90</tt> <tt class="py-line"> <tt class="py-comment"># type 2 (meets basic structural requirements)</tt> </tt>
-<a name="L91"></a><tt class="py-lineno"> 91</tt> <tt class="py-line"> <tt class="py-comment"># test 4 (more than just a small-prime sieve)</tt> </tt>
-<a name="L92"></a><tt class="py-lineno"> 92</tt> <tt class="py-line"> <tt class="py-comment"># tries &lt; 100 if test &amp; 4 (at least 100 tries of miller-rabin)</tt> </tt>
-<a name="L93"></a><tt class="py-lineno"> 93</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">mod_type</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">2</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">tests</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">4</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">tests</tt> <tt class="py-op">&amp;</tt> <tt class="py-number">4</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-name">tests</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">8</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-name">tries</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">100</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-<a name="L94"></a><tt class="py-lineno"> 94</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">discarded</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">modulus</tt><tt class="py-op">,</tt> <tt class="py-string">'does not meet basic requirements'</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
-<a name="L95"></a><tt class="py-lineno"> 95</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> </tt>
-<a name="L96"></a><tt class="py-lineno"> 96</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">generator</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
-<a name="L97"></a><tt class="py-lineno"> 97</tt> <tt class="py-line"> <tt class="py-name">generator</tt> <tt class="py-op">=</tt> <tt class="py-number">2</tt> </tt>
-<a name="L98"></a><tt class="py-lineno"> 98</tt> <tt class="py-line"> </tt>
-<a name="L99"></a><tt class="py-lineno"> 99</tt> <tt class="py-line"> <tt class="py-comment"># there's a bug in the ssh "moduli" file (yeah, i know: shock! dismay!</tt> </tt>
-<a name="L100"></a><tt class="py-lineno">100</tt> <tt class="py-line"> <tt class="py-comment"># call cnn!) where it understates the bit lengths of these primes by 1.</tt> </tt>
-<a name="L101"></a><tt class="py-lineno">101</tt> <tt class="py-line"> <tt class="py-comment"># this is okay.</tt> </tt>
-<a name="L102"></a><tt class="py-lineno">102</tt> <tt class="py-line"> <tt class="py-name">bl</tt> <tt class="py-op">=</tt> <tt id="link-18" class="py-name"><a title="paramiko.util" class="py-name" href="#" onclick="return doclink('link-18', 'util', 'link-1');">util</a></tt><tt class="py-op">.</tt><tt id="link-19" class="py-name"><a title="paramiko.util.bit_length" class="py-name" href="#" onclick="return doclink('link-19', 'bit_length', 'link-10');">bit_length</a></tt><tt class="py-op">(</tt><tt class="py-name">modulus</tt><tt class="py-op">)</tt> </tt>
-<a name="L103"></a><tt class="py-lineno">103</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">bl</tt> <tt class="py-op">!=</tt> <tt class="py-name">size</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-name">bl</tt> <tt class="py-op">!=</tt> <tt class="py-name">size</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-<a name="L104"></a><tt class="py-lineno">104</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">discarded</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">modulus</tt><tt class="py-op">,</tt> <tt class="py-string">'incorrectly reported bit length %d'</tt> <tt class="py-op">%</tt> <tt class="py-name">size</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
-<a name="L105"></a><tt class="py-lineno">105</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> </tt>
-<a name="L106"></a><tt class="py-lineno">106</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">bl</tt> <tt class="py-keyword">not</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt><tt class="py-op">:</tt> </tt>
-<a name="L107"></a><tt class="py-lineno">107</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt><tt class="py-op">[</tt><tt class="py-name">bl</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
-<a name="L108"></a><tt class="py-lineno">108</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt><tt class="py-op">[</tt><tt class="py-name">bl</tt><tt class="py-op">]</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">generator</tt><tt class="py-op">,</tt> <tt class="py-name">modulus</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
-</div><a name="L109"></a><tt class="py-lineno">109</tt> <tt class="py-line"> </tt>
-<a name="ModulusPack.read_file"></a><div id="ModulusPack.read_file-def"><a name="L110"></a><tt class="py-lineno">110</tt> <a class="py-toggle" href="#" id="ModulusPack.read_file-toggle" onclick="return toggle('ModulusPack.read_file');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="paramiko.primes.ModulusPack-class.html#read_file">read_file</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">filename</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-</div><div id="ModulusPack.read_file-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="ModulusPack.read_file-expanded"><a name="L111"></a><tt class="py-lineno">111</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
-<a name="L112"></a><tt class="py-lineno">112</tt> <tt class="py-line"><tt class="py-docstring"> @raise IOError: passed from any file operations that fail.</tt> </tt>
-<a name="L113"></a><tt class="py-lineno">113</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
-<a name="L114"></a><tt class="py-lineno">114</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-op">}</tt> </tt>
-<a name="L115"></a><tt class="py-lineno">115</tt> <tt class="py-line"> <tt class="py-name">f</tt> <tt class="py-op">=</tt> <tt id="link-20" class="py-name" targets="Method paramiko.SFTPServerInterface.open()=paramiko.SFTPServerInterface-class.html#open"><a title="paramiko.SFTPServerInterface.open" class="py-name" href="#" onclick="return doclink('link-20', 'open', 'link-20');">open</a></tt><tt class="py-op">(</tt><tt class="py-name">filename</tt><tt class="py-op">,</tt> <tt class="py-string">'r'</tt><tt class="py-op">)</tt> </tt>
-<a name="L116"></a><tt class="py-lineno">116</tt> <tt class="py-line"> <tt class="py-keyword">for</tt> <tt class="py-name">line</tt> <tt class="py-keyword">in</tt> <tt class="py-name">f</tt><tt class="py-op">:</tt> </tt>
-<a name="L117"></a><tt class="py-lineno">117</tt> <tt class="py-line"> <tt class="py-name">line</tt> <tt class="py-op">=</tt> <tt class="py-name">line</tt><tt class="py-op">.</tt><tt class="py-name">strip</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
-<a name="L118"></a><tt class="py-lineno">118</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">line</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">line</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt> <tt class="py-op">==</tt> <tt class="py-string">'#'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-<a name="L119"></a><tt class="py-lineno">119</tt> <tt class="py-line"> <tt class="py-keyword">continue</tt> </tt>
-<a name="L120"></a><tt class="py-lineno">120</tt> <tt class="py-line"> <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
-<a name="L121"></a><tt class="py-lineno">121</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_parse_modulus</tt><tt class="py-op">(</tt><tt class="py-name">line</tt><tt class="py-op">)</tt> </tt>
-<a name="L122"></a><tt class="py-lineno">122</tt> <tt class="py-line"> <tt class="py-keyword">except</tt><tt class="py-op">:</tt> </tt>
-<a name="L123"></a><tt class="py-lineno">123</tt> <tt class="py-line"> <tt class="py-keyword">continue</tt> </tt>
-<a name="L124"></a><tt class="py-lineno">124</tt> <tt class="py-line"> <tt class="py-name">f</tt><tt class="py-op">.</tt><tt id="link-21" class="py-name" targets="Method paramiko.Agent.close()=paramiko.Agent-class.html#close,Method paramiko.BufferedFile.close()=paramiko.BufferedFile-class.html#close,Method paramiko.Channel.close()=paramiko.Channel-class.html#close,Method paramiko.SFTPClient.close()=paramiko.SFTPClient-class.html#close,Method paramiko.SFTPFile.close()=paramiko.SFTPFile-class.html#close,Method paramiko.SFTPHandle.close()=paramiko.SFTPHandle-class.html#close,Method paramiko.SSHClient.close()=paramiko.SSHClient-class.html#close,Method paramiko.Transport.close()=paramiko.Transport-class.html#close,Method paramiko.buffered_pipe.BufferedPipe.close()=paramiko.buffered_pipe.BufferedPipe-class.html#close,Method paramiko.pipe.PosixPipe.close()=paramiko.pipe.PosixPipe-class.html#close,Method paramiko.pipe.WindowsPipe.close()=paramiko.pipe.WindowsPipe-class.html#close,Method paramiko.win_pageant.PageantConnection.close()=paramiko.win_pageant.PageantConnection-class.html#close"><a title="paramiko.Agent.close
-paramiko.BufferedFile.close
-paramiko.Channel.close
-paramiko.SFTPClient.close
-paramiko.SFTPFile.close
-paramiko.SFTPHandle.close
-paramiko.SSHClient.close
-paramiko.Transport.close
-paramiko.buffered_pipe.BufferedPipe.close
-paramiko.pipe.PosixPipe.close
-paramiko.pipe.WindowsPipe.close
-paramiko.win_pageant.PageantConnection.close" class="py-name" href="#" onclick="return doclink('link-21', 'close', 'link-21');">close</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
-</div><a name="L125"></a><tt class="py-lineno">125</tt> <tt class="py-line"> </tt>
-<a name="ModulusPack.get_modulus"></a><div id="ModulusPack.get_modulus-def"><a name="L126"></a><tt class="py-lineno">126</tt> <a class="py-toggle" href="#" id="ModulusPack.get_modulus-toggle" onclick="return toggle('ModulusPack.get_modulus');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="paramiko.primes.ModulusPack-class.html#get_modulus">get_modulus</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">min</tt><tt class="py-op">,</tt> <tt class="py-param">prefer</tt><tt class="py-op">,</tt> <tt class="py-param">max</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-</div><div id="ModulusPack.get_modulus-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="ModulusPack.get_modulus-expanded"><a name="L127"></a><tt class="py-lineno">127</tt> <tt class="py-line"> <tt class="py-name">bitsizes</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt><tt class="py-op">.</tt><tt id="link-22" class="py-name" targets="Method paramiko.HostKeys.keys()=paramiko.HostKeys-class.html#keys"><a title="paramiko.HostKeys.keys" class="py-name" href="#" onclick="return doclink('link-22', 'keys', 'link-22');">keys</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
-<a name="L128"></a><tt class="py-lineno">128</tt> <tt class="py-line"> <tt class="py-name">bitsizes</tt><tt class="py-op">.</tt><tt class="py-name">sort</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
-<a name="L129"></a><tt class="py-lineno">129</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">bitsizes</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
-<a name="L130"></a><tt class="py-lineno">130</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt id="link-23" class="py-name"><a title="paramiko.SSHException" class="py-name" href="#" onclick="return doclink('link-23', 'SSHException', 'link-4');">SSHException</a></tt><tt class="py-op">(</tt><tt class="py-string">'no moduli available'</tt><tt class="py-op">)</tt> </tt>
-<a name="L131"></a><tt class="py-lineno">131</tt> <tt class="py-line"> <tt class="py-name">good</tt> <tt class="py-op">=</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt> </tt>
-<a name="L132"></a><tt class="py-lineno">132</tt> <tt class="py-line"> <tt class="py-comment"># find nearest bitsize &gt;= preferred</tt> </tt>
-<a name="L133"></a><tt class="py-lineno">133</tt> <tt class="py-line"> <tt class="py-keyword">for</tt> <tt class="py-name">b</tt> <tt class="py-keyword">in</tt> <tt class="py-name">bitsizes</tt><tt class="py-op">:</tt> </tt>
-<a name="L134"></a><tt class="py-lineno">134</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">b</tt> <tt class="py-op">&gt;=</tt> <tt class="py-name">prefer</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-name">b</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">max</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">b</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">good</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">good</tt> <tt class="py-op">==</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-<a name="L135"></a><tt class="py-lineno">135</tt> <tt class="py-line"> <tt class="py-name">good</tt> <tt class="py-op">=</tt> <tt class="py-name">b</tt> </tt>
-<a name="L136"></a><tt class="py-lineno">136</tt> <tt class="py-line"> <tt class="py-comment"># if that failed, find greatest bitsize &gt;= min</tt> </tt>
-<a name="L137"></a><tt class="py-lineno">137</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">good</tt> <tt class="py-op">==</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
-<a name="L138"></a><tt class="py-lineno">138</tt> <tt class="py-line"> <tt class="py-keyword">for</tt> <tt class="py-name">b</tt> <tt class="py-keyword">in</tt> <tt class="py-name">bitsizes</tt><tt class="py-op">:</tt> </tt>
-<a name="L139"></a><tt class="py-lineno">139</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">b</tt> <tt class="py-op">&gt;=</tt> <tt class="py-name">min</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-name">b</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">max</tt><tt class="py-op">)</tt> <tt class="py-keyword">and</tt> <tt class="py-op">(</tt><tt class="py-name">b</tt> <tt class="py-op">&gt;</tt> <tt class="py-name">good</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
-<a name="L140"></a><tt class="py-lineno">140</tt> <tt class="py-line"> <tt class="py-name">good</tt> <tt class="py-op">=</tt> <tt class="py-name">b</tt> </tt>
-<a name="L141"></a><tt class="py-lineno">141</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">good</tt> <tt class="py-op">==</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
-<a name="L142"></a><tt class="py-lineno">142</tt> <tt class="py-line"> <tt class="py-comment"># their entire (min, max) range has no intersection with our range.</tt> </tt>
-<a name="L143"></a><tt class="py-lineno">143</tt> <tt class="py-line"> <tt class="py-comment"># if their range is below ours, pick the smallest. otherwise pick</tt> </tt>
-<a name="L144"></a><tt class="py-lineno">144</tt> <tt class="py-line"> <tt class="py-comment"># the largest. it'll be out of their range requirement either way,</tt> </tt>
-<a name="L145"></a><tt class="py-lineno">145</tt> <tt class="py-line"> <tt class="py-comment"># but we'll be sending them the closest one we have.</tt> </tt>
-<a name="L146"></a><tt class="py-lineno">146</tt> <tt class="py-line"> <tt class="py-name">good</tt> <tt class="py-op">=</tt> <tt class="py-name">bitsizes</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt> </tt>
-<a name="L147"></a><tt class="py-lineno">147</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">min</tt> <tt class="py-op">&gt;</tt> <tt class="py-name">good</tt><tt class="py-op">:</tt> </tt>
-<a name="L148"></a><tt class="py-lineno">148</tt> <tt class="py-line"> <tt class="py-name">good</tt> <tt class="py-op">=</tt> <tt class="py-name">bitsizes</tt><tt class="py-op">[</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">]</tt> </tt>
-<a name="L149"></a><tt class="py-lineno">149</tt> <tt class="py-line"> <tt class="py-comment"># now pick a random modulus of this bitsize</tt> </tt>
-<a name="L150"></a><tt class="py-lineno">150</tt> <tt class="py-line"> <tt class="py-name">n</tt> <tt class="py-op">=</tt> <tt class="py-name">_roll_random</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-24" class="py-name"><a title="paramiko.auth_handler.rng
-paramiko.channel.rng
-paramiko.client.rng
-paramiko.common.rng
-paramiko.dsskey.rng
-paramiko.hostkeys.rng
-paramiko.kex_gex.rng
-paramiko.kex_group1.rng
-paramiko.packet.rng
-paramiko.pkey.rng
-paramiko.rsakey.rng
-paramiko.server.rng
-paramiko.sftp.rng
-paramiko.sftp_attr.rng
-paramiko.sftp_client.rng
-paramiko.sftp_file.rng
-paramiko.sftp_handle.rng
-paramiko.sftp_server.rng
-paramiko.sftp_si.rng
-paramiko.transport.rng
-paramiko.util.rng" class="py-name" href="#" onclick="return doclink('link-24', 'rng', 'link-5');">rng</a></tt><tt class="py-op">,</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt><tt class="py-op">[</tt><tt class="py-name">good</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
-<a name="L151"></a><tt class="py-lineno">151</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">pack</tt><tt class="py-op">[</tt><tt class="py-name">good</tt><tt class="py-op">]</tt><tt class="py-op">[</tt><tt class="py-name">n</tt><tt class="py-op">]</tt> </tt>
-</div></div><a name="L152"></a><tt class="py-lineno">152</tt> <tt class="py-line"> </tt><script type="text/javascript">
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