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<a href="#pub-methods">Public Member Functions</a> |
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<a href="#pro-methods">Protected Member Functions</a> |
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<a href="classSHAKE-members.html">List of all members</a> </div>
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<div class="title">SHAKE Class Reference</div> </div>
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<p>Abstract base class for the <a class="el" href="classSHAKE.html" title="Abstract base class for the SHAKE Extendable-Output Functions (XOFs). ">SHAKE</a> Extendable-Output Functions (XOFs).
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<a href="classSHAKE.html#details">More...</a></p>
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<p><code>#include <<a class="el" href="SHAKE_8h_source.html">SHAKE.h</a>></code></p>
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Inheritance diagram for SHAKE:</div>
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<area href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). " alt="XOF" shape="rect" coords="42,0,117,24"/>
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<area href="classSHAKE128.html" title="SHAKE Extendable-Output Function (XOF) with 128-bit security. " alt="SHAKE128" shape="rect" coords="0,112,75,136"/>
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<area href="classSHAKE256.html" title="SHAKE Extendable-Output Function (XOF) with 256-bit security. " alt="SHAKE256" shape="rect" coords="85,112,160,136"/>
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</div></div>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:a1729b9a96b71185166d68a2d98fb84e9"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1729b9a96b71185166d68a2d98fb84e9"></a>
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virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#a1729b9a96b71185166d68a2d98fb84e9">~SHAKE</a> ()</td></tr>
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<tr class="memdesc:a1729b9a96b71185166d68a2d98fb84e9"><td class="mdescLeft"> </td><td class="mdescRight">Destroys this <a class="el" href="classSHAKE.html" title="Abstract base class for the SHAKE Extendable-Output Functions (XOFs). ">SHAKE</a> object after clearing all sensitive information. <br/></td></tr>
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<tr class="separator:a1729b9a96b71185166d68a2d98fb84e9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a635b2475049541f73eaf577ed8e67cb7"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#a635b2475049541f73eaf577ed8e67cb7">blockSize</a> () const </td></tr>
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<tr class="memdesc:a635b2475049541f73eaf577ed8e67cb7"><td class="mdescLeft"> </td><td class="mdescRight">Size of the internal block used by the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> algorithm, in bytes. <a href="#a635b2475049541f73eaf577ed8e67cb7">More...</a><br/></td></tr>
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<tr class="separator:a635b2475049541f73eaf577ed8e67cb7"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af199eea3c22bb193638827163c2b23db"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#af199eea3c22bb193638827163c2b23db">reset</a> ()</td></tr>
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<tr class="memdesc:af199eea3c22bb193638827163c2b23db"><td class="mdescLeft"> </td><td class="mdescRight">Resets the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> ready for a new session. <a href="#af199eea3c22bb193638827163c2b23db">More...</a><br/></td></tr>
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<tr class="separator:af199eea3c22bb193638827163c2b23db"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aa6f3a32427433aabe20adccb6994a4aa"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#aa6f3a32427433aabe20adccb6994a4aa">update</a> (const void *data, size_t len)</td></tr>
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<tr class="memdesc:aa6f3a32427433aabe20adccb6994a4aa"><td class="mdescLeft"> </td><td class="mdescRight">Updates the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> with more data. <a href="#aa6f3a32427433aabe20adccb6994a4aa">More...</a><br/></td></tr>
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<tr class="separator:aa6f3a32427433aabe20adccb6994a4aa"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ac3fe37617644e3498d40a86e846562fb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#ac3fe37617644e3498d40a86e846562fb">extend</a> (uint8_t *data, size_t len)</td></tr>
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<tr class="memdesc:ac3fe37617644e3498d40a86e846562fb"><td class="mdescLeft"> </td><td class="mdescRight">Generates extendable output from this <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a>. <a href="#ac3fe37617644e3498d40a86e846562fb">More...</a><br/></td></tr>
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<tr class="separator:ac3fe37617644e3498d40a86e846562fb"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a6621c9d1ffbf8c34780b901275ceb81f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#a6621c9d1ffbf8c34780b901275ceb81f">encrypt</a> (uint8_t *output, const uint8_t *input, size_t len)</td></tr>
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<tr class="memdesc:a6621c9d1ffbf8c34780b901275ceb81f"><td class="mdescLeft"> </td><td class="mdescRight">Encrypts an input buffer with extendable output from this <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a>. <a href="#a6621c9d1ffbf8c34780b901275ceb81f">More...</a><br/></td></tr>
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<tr class="separator:a6621c9d1ffbf8c34780b901275ceb81f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab86f52425c1d5b0e5c924b4f96121fe0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#ab86f52425c1d5b0e5c924b4f96121fe0">clear</a> ()</td></tr>
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<tr class="memdesc:ab86f52425c1d5b0e5c924b4f96121fe0"><td class="mdescLeft"> </td><td class="mdescRight">Clears the hash state, removing all sensitive data, and then resets the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> ready for a new session. <a href="#ab86f52425c1d5b0e5c924b4f96121fe0">More...</a><br/></td></tr>
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<tr class="separator:ab86f52425c1d5b0e5c924b4f96121fe0"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="inherit_header pub_methods_classXOF"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classXOF')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="classXOF.html">XOF</a></td></tr>
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<tr class="memitem:a855d1bb01d46b329c57b59783cd1e075 inherit pub_methods_classXOF"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a855d1bb01d46b329c57b59783cd1e075"></a>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="classXOF.html#a855d1bb01d46b329c57b59783cd1e075">XOF</a> ()</td></tr>
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<tr class="memdesc:a855d1bb01d46b329c57b59783cd1e075 inherit pub_methods_classXOF"><td class="mdescLeft"> </td><td class="mdescRight">Constructs a new <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> object. <br/></td></tr>
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<tr class="separator:a855d1bb01d46b329c57b59783cd1e075 inherit pub_methods_classXOF"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a5164ebb6aef3e5492f81ce5d685a00af inherit pub_methods_classXOF"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classXOF.html#a5164ebb6aef3e5492f81ce5d685a00af">~XOF</a> ()</td></tr>
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<tr class="memdesc:a5164ebb6aef3e5492f81ce5d685a00af inherit pub_methods_classXOF"><td class="mdescLeft"> </td><td class="mdescRight">Destroys this <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> object. <a href="#a5164ebb6aef3e5492f81ce5d685a00af">More...</a><br/></td></tr>
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<tr class="separator:a5164ebb6aef3e5492f81ce5d685a00af inherit pub_methods_classXOF"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a1c322679dfd211cd77ae05fb201a32e8 inherit pub_methods_classXOF"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classXOF.html#a1c322679dfd211cd77ae05fb201a32e8">decrypt</a> (uint8_t *output, const uint8_t *input, size_t len)</td></tr>
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<tr class="memdesc:a1c322679dfd211cd77ae05fb201a32e8 inherit pub_methods_classXOF"><td class="mdescLeft"> </td><td class="mdescRight">Decrypts an input buffer with extendable output from this <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a>. <a href="#a1c322679dfd211cd77ae05fb201a32e8">More...</a><br/></td></tr>
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<tr class="separator:a1c322679dfd211cd77ae05fb201a32e8 inherit pub_methods_classXOF"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
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Protected Member Functions</h2></td></tr>
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<tr class="memitem:a9346e4d53a9d7d686911ab772fc23387"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classSHAKE.html#a9346e4d53a9d7d686911ab772fc23387">SHAKE</a> (size_t capacity)</td></tr>
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<tr class="memdesc:a9346e4d53a9d7d686911ab772fc23387"><td class="mdescLeft"> </td><td class="mdescRight">Constructs a <a class="el" href="classSHAKE.html" title="Abstract base class for the SHAKE Extendable-Output Functions (XOFs). ">SHAKE</a> object. <a href="#a9346e4d53a9d7d686911ab772fc23387">More...</a><br/></td></tr>
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<tr class="separator:a9346e4d53a9d7d686911ab772fc23387"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>Abstract base class for the <a class="el" href="classSHAKE.html" title="Abstract base class for the SHAKE Extendable-Output Functions (XOFs). ">SHAKE</a> Extendable-Output Functions (XOFs). </p>
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<p>Reference: <a href="http://en.wikipedia.org/wiki/SHA-3">http://en.wikipedia.org/wiki/SHA-3</a></p>
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<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classSHAKE256.html" title="SHAKE Extendable-Output Function (XOF) with 256-bit security. ">SHAKE256</a>, <a class="el" href="classSHAKE128.html" title="SHAKE Extendable-Output Function (XOF) with 128-bit security. ">SHAKE128</a>, <a class="el" href="classSHA3__256.html" title="SHA3-256 hash algorithm. ">SHA3_256</a> </dd></dl>
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<p>Definition at line <a class="el" href="SHAKE_8h_source.html#l00029">29</a> of file <a class="el" href="SHAKE_8h_source.html">SHAKE.h</a>.</p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<a class="anchor" id="a9346e4d53a9d7d686911ab772fc23387"></a>
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<td class="memname">SHAKE::SHAKE </td>
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<td>(</td>
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<td class="paramtype">size_t </td>
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<td class="paramname"><em>capacity</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">protected</span></span> </td>
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<p>Constructs a <a class="el" href="classSHAKE.html" title="Abstract base class for the SHAKE Extendable-Output Functions (XOFs). ">SHAKE</a> object. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">capacity</td><td>The capacity of the Keccak sponge function in bits which should be a multiple of 64 and between 64 and 1536. </td></tr>
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</table>
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</dd>
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<p>Definition at line <a class="el" href="SHAKE_8cpp_source.html#l00040">40</a> of file <a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<a class="anchor" id="a635b2475049541f73eaf577ed8e67cb7"></a>
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<td class="memname">size_t SHAKE::blockSize </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td> const</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Size of the internal block used by the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> algorithm, in bytes. </p>
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<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classSHAKE.html#aa6f3a32427433aabe20adccb6994a4aa" title="Updates the XOF with more data. ">update()</a> </dd></dl>
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<p>Implements <a class="el" href="classXOF.html#a469429647da7d43b3aa4aef44506d01c">XOF</a>.</p>
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<p>Definition at line <a class="el" href="SHAKE_8cpp_source.html#l00053">53</a> of file <a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a>.</p>
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<td class="memname">void SHAKE::clear </td>
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<td>(</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Clears the hash state, removing all sensitive data, and then resets the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> ready for a new session. </p>
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<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classSHAKE.html#af199eea3c22bb193638827163c2b23db" title="Resets the XOF ready for a new session. ">reset()</a> </dd></dl>
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<p>Implements <a class="el" href="classXOF.html#ac34cb22f251642b58b3dd78a6480aff3">XOF</a>.</p>
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<p>Definition at line <a class="el" href="SHAKE_8cpp_source.html#l00089">89</a> of file <a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a>.</p>
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<td class="memname">void SHAKE::encrypt </td>
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<td>(</td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>output</em>, </td>
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<td class="paramtype">const uint8_t * </td>
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<td class="paramname"><em>input</em>, </td>
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<td class="paramtype">size_t </td>
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<td>)</td>
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<p>Encrypts an input buffer with extendable output from this <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a>. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">output</td><td>The output buffer to write to, which may be the same buffer as <em>input</em>. The <em>output</em> buffer must have at least as many bytes as the <em>input</em> buffer. </td></tr>
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<tr><td class="paramname">input</td><td>The input buffer to read from. </td></tr>
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<tr><td class="paramname">len</td><td>The number of bytes to encrypt.</td></tr>
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</dd>
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<p>This function is a convenience that generates data with <a class="el" href="classSHAKE.html#ac3fe37617644e3498d40a86e846562fb" title="Generates extendable output from this XOF. ">extend()</a> and then XOR's it with the contents of <em>input</em> to generate the <em>output</em>. This function can also be used to decrypt.</p>
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<p>The <a class="el" href="classSHAKE.html#a6621c9d1ffbf8c34780b901275ceb81f" title="Encrypts an input buffer with extendable output from this XOF. ">encrypt()</a> function can be called multiple times with different regions of the plaintext data.</p>
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<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classSHAKE.html#af199eea3c22bb193638827163c2b23db" title="Resets the XOF ready for a new session. ">reset()</a>, <a class="el" href="classSHAKE.html#aa6f3a32427433aabe20adccb6994a4aa" title="Updates the XOF with more data. ">update()</a>, <a class="el" href="classSHAKE.html#ac3fe37617644e3498d40a86e846562fb" title="Generates extendable output from this XOF. ">extend()</a>, <a class="el" href="classXOF.html#a1c322679dfd211cd77ae05fb201a32e8" title="Decrypts an input buffer with extendable output from this XOF. ">decrypt()</a> </dd></dl>
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<p>Implements <a class="el" href="classXOF.html#aa6c027228f0459b07b61fb51c7b47c94">XOF</a>.</p>
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<p>Definition at line <a class="el" href="SHAKE_8cpp_source.html#l00080">80</a> of file <a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a>.</p>
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<td class="memname">void SHAKE::extend </td>
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<td>(</td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>data</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">size_t </td>
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<td class="paramname"><em>len</em> </td>
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<td></td>
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<td>)</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Generates extendable output from this <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a>. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">data</td><td>The data buffer to be filled. </td></tr>
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<tr><td class="paramname">len</td><td>The number of bytes to write to <em>data</em>.</td></tr>
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</dl>
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<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classSHAKE.html#af199eea3c22bb193638827163c2b23db" title="Resets the XOF ready for a new session. ">reset()</a>, <a class="el" href="classSHAKE.html#aa6f3a32427433aabe20adccb6994a4aa" title="Updates the XOF with more data. ">update()</a>, <a class="el" href="classSHAKE.html#a6621c9d1ffbf8c34780b901275ceb81f" title="Encrypts an input buffer with extendable output from this XOF. ">encrypt()</a> </dd></dl>
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<p>Implements <a class="el" href="classXOF.html#a1bb311f04dae8465c1489a4f033703cd">XOF</a>.</p>
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<p>Definition at line <a class="el" href="SHAKE_8cpp_source.html#l00071">71</a> of file <a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a>.</p>
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<td class="memname">void SHAKE::reset </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<td></td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Resets the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> ready for a new session. </p>
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<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classSHAKE.html#aa6f3a32427433aabe20adccb6994a4aa" title="Updates the XOF with more data. ">update()</a>, <a class="el" href="classSHAKE.html#ac3fe37617644e3498d40a86e846562fb" title="Generates extendable output from this XOF. ">extend()</a>, <a class="el" href="classSHAKE.html#a6621c9d1ffbf8c34780b901275ceb81f" title="Encrypts an input buffer with extendable output from this XOF. ">encrypt()</a> </dd></dl>
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<p>Implements <a class="el" href="classXOF.html#a6dd11ef356335d049da6932e2490bf03">XOF</a>.</p>
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<p>Definition at line <a class="el" href="SHAKE_8cpp_source.html#l00058">58</a> of file <a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a>.</p>
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<td class="memname">void SHAKE::update </td>
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<td>(</td>
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<td class="paramtype">const void * </td>
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<td class="paramname"><em>data</em>, </td>
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<td class="paramkey"></td>
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|
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<td class="paramtype">size_t </td>
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<td class="paramname"><em>len</em> </td>
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<td>)</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Updates the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a> with more data. </p>
|
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<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramname">data</td><td>Data to be hashed. </td></tr>
|
|
<tr><td class="paramname">len</td><td>Number of bytes of data to be added to the <a class="el" href="classXOF.html" title="Abstract base class for Extendable-Output Functions (XOFs). ">XOF</a>.</td></tr>
|
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</table>
|
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</dd>
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</dl>
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<p>If <a class="el" href="classSHAKE.html#ac3fe37617644e3498d40a86e846562fb" title="Generates extendable output from this XOF. ">extend()</a> or <a class="el" href="classSHAKE.html#a6621c9d1ffbf8c34780b901275ceb81f" title="Encrypts an input buffer with extendable output from this XOF. ">encrypt()</a> has already been called, then the behavior of <a class="el" href="classSHAKE.html#aa6f3a32427433aabe20adccb6994a4aa" title="Updates the XOF with more data. ">update()</a> will be undefined. Call <a class="el" href="classSHAKE.html#af199eea3c22bb193638827163c2b23db" title="Resets the XOF ready for a new session. ">reset()</a> first to start a new session.</p>
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<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classSHAKE.html#af199eea3c22bb193638827163c2b23db" title="Resets the XOF ready for a new session. ">reset()</a>, <a class="el" href="classSHAKE.html#ac3fe37617644e3498d40a86e846562fb" title="Generates extendable output from this XOF. ">extend()</a>, <a class="el" href="classSHAKE.html#a6621c9d1ffbf8c34780b901275ceb81f" title="Encrypts an input buffer with extendable output from this XOF. ">encrypt()</a> </dd></dl>
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<p>Implements <a class="el" href="classXOF.html#a35fe86f903d9102e64b1c920c69c394e">XOF</a>.</p>
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<p>Definition at line <a class="el" href="SHAKE_8cpp_source.html#l00064">64</a> of file <a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a>.</p>
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<hr/>The documentation for this class was generated from the following files:<ul>
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<li><a class="el" href="SHAKE_8h_source.html">SHAKE.h</a></li>
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<li><a class="el" href="SHAKE_8cpp_source.html">SHAKE.cpp</a></li>
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</ul>
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