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<h1>dsa.h File Reference</h1><code>#include "<a class="el" href="gfpcrypt_8h_source.html">gfpcrypt.h</a>"</code><br/>
<p><a href="dsa_8h_source.html">Go to the source code of this file.</a></p>
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<tr><td colspan="2"><h2>Enumerations</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="dsa_8h.html#aa37ccfd70d4cc99ec03ebb6f9075fc94">DSASignatureFormat</a> { <b>DSA_P1363</b>,
<b>DSA_DER</b>,
<b>DSA_OPENPGP</b>
}</td></tr>
<tr><td colspan="2"><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="dsa_8h.html#a23661b9fd140d90749d334eb4bf59d02">DSAConvertSignatureFormat</a> (byte *buffer, size_t bufferSize, <a class="el" href="dsa_8h.html#aa37ccfd70d4cc99ec03ebb6f9075fc94">DSASignatureFormat</a> toFormat, const byte *signature, size_t signatureLen, <a class="el" href="dsa_8h.html#aa37ccfd70d4cc99ec03ebb6f9075fc94">DSASignatureFormat</a> fromFormat)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">This function converts between these formats, and returns length of signature in the target format. <a href="#a23661b9fd140d90749d334eb4bf59d02"></a><br/></td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Definition in file <a class="el" href="dsa_8h_source.html">dsa.h</a>.</p>
<hr/><h2>Enumeration Type Documentation</h2>
<a class="anchor" id="aa37ccfd70d4cc99ec03ebb6f9075fc94"></a><!-- doxytag: member="dsa.h::DSASignatureFormat" ref="aa37ccfd70d4cc99ec03ebb6f9075fc94" args="" -->
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<td class="memname">enum <a class="el" href="dsa_8h.html#aa37ccfd70d4cc99ec03ebb6f9075fc94">DSASignatureFormat</a></td>
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<p>The <a class="el" href="struct_d_s_a.html" title="DSA">DSA</a> signature format used by Crypto++ is as defined by IEEE P1363. Java uses the DER format, and OpenPGP uses the OpenPGP format. </p>
<p>Definition at line <a class="el" href="dsa_8h_source.html#l00013">13</a> of file <a class="el" href="dsa_8h_source.html">dsa.h</a>.</p>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a23661b9fd140d90749d334eb4bf59d02"></a><!-- doxytag: member="dsa.h::DSAConvertSignatureFormat" ref="a23661b9fd140d90749d334eb4bf59d02" args="(byte *buffer, size_t bufferSize, DSASignatureFormat toFormat, const byte *signature, size_t signatureLen, DSASignatureFormat fromFormat)" -->
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<td class="memname">size_t DSAConvertSignatureFormat </td>
<td>(</td>
<td class="paramtype">byte * </td>
<td class="paramname"> <em>buffer</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"> <em>bufferSize</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsa_8h.html#aa37ccfd70d4cc99ec03ebb6f9075fc94">DSASignatureFormat</a> </td>
<td class="paramname"> <em>toFormat</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const byte * </td>
<td class="paramname"> <em>signature</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"> <em>signatureLen</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="dsa_8h.html#aa37ccfd70d4cc99ec03ebb6f9075fc94">DSASignatureFormat</a> </td>
<td class="paramname"> <em>fromFormat</em></td><td> </td>
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<td></td>
<td>)</td>
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<p>This function converts between these formats, and returns length of signature in the target format. </p>
<p>If toFormat == DSA_P1363, bufferSize must equal publicKey.SignatureLength() </p>
<p>Definition at line <a class="el" href="dsa_8cpp_source.html#l00012">12</a> of file <a class="el" href="dsa_8cpp_source.html">dsa.cpp</a>.</p>
<p>References <a class="el" href="integer_8cpp_source.html#l03145">Integer::DEREncode()</a>, <a class="el" href="integer_8cpp_source.html#l03124">Integer::Encode()</a>, and <a class="el" href="integer_8cpp_source.html#l03183">Integer::OpenPGPEncode()</a>.</p>
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