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<h1>Source code for M2Crypto.PGP.RSA</h1><div class="highlight"><pre>
<span></span><span class="sd">"""M2Crypto PGP2 RSA.</span>
<span class="sd">Copyright (c) 1999-2003 Ng Pheng Siong. All rights reserved."""</span>
<span class="kn">from</span> <span class="nn">M2Crypto</span> <span class="kn">import</span> <span class="n">m2</span><span class="p">,</span> <span class="n">util</span>
<span class="kn">from</span> <span class="nn">M2Crypto.RSA</span> <span class="kn">import</span> <span class="n">RSA_pub</span> <span class="c1"># noqa</span>
<span class="k">if</span> <span class="n">util</span><span class="o">.</span><span class="n">py27plus</span><span class="p">:</span>
<span class="kn">from</span> <span class="nn">typing</span> <span class="kn">import</span> <span class="n">Tuple</span> <span class="c1"># noqa</span>
<div class="viewcode-block" id="new_pub_key"><a class="viewcode-back" href="../../../M2Crypto.PGP.html#M2Crypto.PGP.RSA.new_pub_key">[docs]</a><span class="k">def</span> <span class="nf">new_pub_key</span><span class="p">(</span><span class="n">e_n</span><span class="p">):</span>
<span class="c1"># type: (Tuple[int, int]) -> RSA_pub</span>
<span class="sd">"""</span>
<span class="sd"> Factory function that instantiates an RSA_pub object from a (e, n) tuple.</span>
<span class="sd"> 'e' is the RSA public exponent; it is a string in OpenSSL's binary format,</span>
<span class="sd"> i.e., a number of bytes in big-endian.</span>
<span class="sd"> 'n' is the RSA composite of primes; it is a string in OpenSSL's</span>
<span class="sd"> binary format, i.e., a number of bytes in big-endian.</span>
<span class="sd"> """</span>
<span class="kn">import</span> <span class="nn">warnings</span>
<span class="n">warnings</span><span class="o">.</span><span class="n">warn</span><span class="p">(</span><span class="s1">'Deprecated. No maintainer for PGP. If you use this, please inform M2Crypto maintainer.'</span><span class="p">,</span> <span class="ne">DeprecationWarning</span><span class="p">)</span>
<span class="p">(</span><span class="n">e</span><span class="p">,</span> <span class="n">n</span><span class="p">)</span> <span class="o">=</span> <span class="n">e_n</span>
<span class="n">rsa</span> <span class="o">=</span> <span class="n">m2</span><span class="o">.</span><span class="n">rsa_new</span><span class="p">()</span>
<span class="n">m2</span><span class="o">.</span><span class="n">rsa_set_en_bin</span><span class="p">(</span><span class="n">rsa</span><span class="p">,</span> <span class="n">e</span><span class="p">,</span> <span class="n">n</span><span class="p">)</span>
<span class="k">return</span> <span class="n">RSA_pub</span><span class="p">(</span><span class="n">rsa</span><span class="p">,</span> <span class="mi">1</span><span class="p">)</span></div>
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