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<div id="projectbrief">Highly optimized implementation of the NTRUEncrypt algorithm</div>
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<p>public API, key handling
<a href="#details">More...</a></p>
<div class="textblock"><code>#include &lt;<a class="el" href="ntru_8h_source.html">ntru.h</a>&gt;</code><br />
<code>#include &lt;fmpz_poly.h&gt;</code><br />
<code>#include &lt;fmpz.h&gt;</code><br />
<code>#include &lt;stdbool.h&gt;</code><br />
<code>#include &lt;stdint.h&gt;</code><br />
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Include dependency graph for ntru_keypair.h:</div>
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Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structkeypair.html">keypair</a></td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:aacfc9254c7939584924ab9d27ba6f504"><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="structkeypair.html">keypair</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ntru__keypair_8h.html#aacfc9254c7939584924ab9d27ba6f504">keypair</a></td></tr>
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Functions</h2></td></tr>
<tr class="memitem:a2917137d0281aee3157e348581cef3a9"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ntru__keypair_8h.html#a2917137d0281aee3157e348581cef3a9">ntru_create_keypair</a> (<a class="el" href="structkeypair.html">keypair</a> *pair, const fmpz_poly_t f, const fmpz_poly_t g, const <a class="el" href="structntru__params.html">ntru_params</a> *params)</td></tr>
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<tr class="memitem:a4c1eb586b7b1c46d1a43147c88e0b25f"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ntru__keypair_8h.html#a4c1eb586b7b1c46d1a43147c88e0b25f">export_public_key</a> (char const *const filename, const fmpz_poly_t pub, const <a class="el" href="structntru__params.html">ntru_params</a> *params)</td></tr>
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<tr class="memitem:ab4fa7bc1bbfb224f02a5aa8c498d7107"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ntru__keypair_8h.html#ab4fa7bc1bbfb224f02a5aa8c498d7107">export_priv_key</a> (char const *const filename, const fmpz_poly_t priv, const <a class="el" href="structntru__params.html">ntru_params</a> *params)</td></tr>
<tr class="separator:ab4fa7bc1bbfb224f02a5aa8c498d7107"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9fedb1c2bbcec20c67244e91987a7a77"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ntru__keypair_8h.html#a9fedb1c2bbcec20c67244e91987a7a77">import_public_key</a> (fmpz_poly_t pub, char const *const filename, const <a class="el" href="structntru__params.html">ntru_params</a> *params)</td></tr>
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<tr class="memitem:a0d387f6329b9bf79e4f9e8286a5d3337"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ntru__keypair_8h.html#a0d387f6329b9bf79e4f9e8286a5d3337">import_priv_key</a> (fmpz_poly_t priv, fmpz_poly_t priv_inv, char const *const filename, const <a class="el" href="structntru__params.html">ntru_params</a> *params)</td></tr>
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<tr class="memitem:a5279c4990bc22bb9e735fe36372a6786"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ntru__keypair_8h.html#a5279c4990bc22bb9e735fe36372a6786">ntru_delete_keypair</a> (<a class="el" href="structkeypair.html">keypair</a> *pair)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>public API, key handling </p>
<p>This file holds the public API of generating, exporting and importing public and private keys of the pqc NTRU implementation and is meant to be installed on the client system. </p>
<p>Definition in file <a class="el" href="ntru__keypair_8h_source.html">ntru_keypair.h</a>.</p>
</div><h2 class="groupheader">Typedef Documentation</h2>
<a class="anchor" id="aacfc9254c7939584924ab9d27ba6f504"></a>
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<td class="memname">typedef struct <a class="el" href="structkeypair.html">keypair</a> <a class="el" href="structkeypair.html">keypair</a></td>
</tr>
</table>
</div><div class="memdoc">
<p>Definition at line <a class="el" href="ntru__keypair_8h_source.html#l00042">42</a> of file <a class="el" href="ntru__keypair_8h_source.html">ntru_keypair.h</a>.</p>
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<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="ab4fa7bc1bbfb224f02a5aa8c498d7107"></a>
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<td class="memname">bool export_priv_key </td>
<td>(</td>
<td class="paramtype">char const *const&#160;</td>
<td class="paramname"><em>filename</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const fmpz_poly_t&#160;</td>
<td class="paramname"><em>priv</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="structntru__params.html">ntru_params</a> *&#160;</td>
<td class="paramname"><em>params</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Export the private key to a file.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">filename</td><td>the file to save the private key into </td></tr>
<tr><td class="paramname">priv</td><td>the private key </td></tr>
<tr><td class="paramname">params</td><td>the NTRU context </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success, false if any of the file operations failed </dd></dl>
</div>
</div>
<a class="anchor" id="a4c1eb586b7b1c46d1a43147c88e0b25f"></a>
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<div class="memproto">
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<td class="memname">bool export_public_key </td>
<td>(</td>
<td class="paramtype">char const *const&#160;</td>
<td class="paramname"><em>filename</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const fmpz_poly_t&#160;</td>
<td class="paramname"><em>pub</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="structntru__params.html">ntru_params</a> *&#160;</td>
<td class="paramname"><em>params</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Export the public key to a file.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">filename</td><td>the file to save the public key into </td></tr>
<tr><td class="paramname">pub</td><td>the public key </td></tr>
<tr><td class="paramname">params</td><td>the NTRU context </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success, false if any of the file operations failed </dd></dl>
</div>
</div>
<a class="anchor" id="a0d387f6329b9bf79e4f9e8286a5d3337"></a>
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<td class="memname">bool import_priv_key </td>
<td>(</td>
<td class="paramtype">fmpz_poly_t&#160;</td>
<td class="paramname"><em>priv</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">fmpz_poly_t&#160;</td>
<td class="paramname"><em>priv_inv</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">char const *const&#160;</td>
<td class="paramname"><em>filename</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="structntru__params.html">ntru_params</a> *&#160;</td>
<td class="paramname"><em>params</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Import the private key from a file and store him along with his inverse.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">priv</td><td>where to save the private key, must be initialized [out] </td></tr>
<tr><td class="paramname">priv_inv</td><td>where to save the inverse of the private key, must be initialized [out] </td></tr>
<tr><td class="paramname">filename</td><td>the file to get the private key from </td></tr>
<tr><td class="paramname">params</td><td>the NTRU context </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success, false if any of the file operations failed </dd></dl>
</div>
</div>
<a class="anchor" id="a9fedb1c2bbcec20c67244e91987a7a77"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">bool import_public_key </td>
<td>(</td>
<td class="paramtype">fmpz_poly_t&#160;</td>
<td class="paramname"><em>pub</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">char const *const&#160;</td>
<td class="paramname"><em>filename</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="structntru__params.html">ntru_params</a> *&#160;</td>
<td class="paramname"><em>params</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Import the public key from a file.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">pub</td><td>where to save the public key, must be initialized [out] </td></tr>
<tr><td class="paramname">filename</td><td>the file to get the public key from </td></tr>
<tr><td class="paramname">params</td><td>the NTRU context </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success, false if any of the file operations failed </dd></dl>
</div>
</div>
<a class="anchor" id="a2917137d0281aee3157e348581cef3a9"></a>
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<td class="memname">bool ntru_create_keypair </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structkeypair.html">keypair</a> *&#160;</td>
<td class="paramname"><em>pair</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const fmpz_poly_t&#160;</td>
<td class="paramname"><em>f</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const fmpz_poly_t&#160;</td>
<td class="paramname"><em>g</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="structntru__params.html">ntru_params</a> *&#160;</td>
<td class="paramname"><em>params</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Creates an NTRU key pair, consisting of public and private components.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">pair</td><td>store private and public components here (the polynomials inside the struct will be automatically initialized) [out] </td></tr>
<tr><td class="paramname">f</td><td>a random polynomial </td></tr>
<tr><td class="paramname">g</td><td>a random polynomial </td></tr>
<tr><td class="paramname">params</td><td>the NTRU context </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true for success, false if f or g are not invertible (then the caller hast to try different ones) </dd></dl>
</div>
</div>
<a class="anchor" id="a5279c4990bc22bb9e735fe36372a6786"></a>
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<td class="memname">void ntru_delete_keypair </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structkeypair.html">keypair</a> *&#160;</td>
<td class="paramname"><em>pair</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Used to free the inner structure of a keypair. This will not call free() on the pair itself.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">pair</td><td>the pair to free the inner structure of </td></tr>
</table>
</dd>
</dl>
</div>
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