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<div id="projectname">Crypto++
 <span id="projectnumber">7.0</span>
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<div id="projectbrief">Free C++ class library of cryptographic schemes</div>
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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">KDF2_RNG Class Reference</div> </div>
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<img id="dynsection-0-trigger" src="closed.png" alt="+"/> Inheritance diagram for KDF2_RNG:</div>
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<area href="class_random_number_generator.html" title="Interface for random number generators." alt="RandomNumberGenerator" shape="rect" coords="0,112,158,136"/>
<area href="class_algorithm.html" title="Interface for all crypto algorithms." alt="Algorithm" shape="rect" coords="0,56,158,80"/>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:afb40ccb2b919b858af67eafe7197244d"><td class="memItemLeft" align="right" valign="top"><a id="afb40ccb2b919b858af67eafe7197244d"></a>
 </td><td class="memItemRight" valign="bottom"><b>KDF2_RNG</b> (const byte *seed, size_t seedSize)</td></tr>
<tr class="separator:afb40ccb2b919b858af67eafe7197244d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4dc2d7c24fe10a3018e62e38e9c8daf6"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_k_d_f2___r_n_g.html#a4dc2d7c24fe10a3018e62e38e9c8daf6">GenerateBlock</a> (byte *output, size_t size)</td></tr>
<tr class="memdesc:a4dc2d7c24fe10a3018e62e38e9c8daf6"><td class="mdescLeft"> </td><td class="mdescRight">Generate random array of bytes. <a href="#a4dc2d7c24fe10a3018e62e38e9c8daf6">More...</a><br /></td></tr>
<tr class="separator:a4dc2d7c24fe10a3018e62e38e9c8daf6"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_random_number_generator"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_random_number_generator')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a></td></tr>
<tr class="memitem:a6feb4f0afedb62a495b7a9ae311fa1cb inherit pub_methods_class_random_number_generator"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#a6feb4f0afedb62a495b7a9ae311fa1cb">IncorporateEntropy</a> (const byte *input, size_t length)</td></tr>
<tr class="memdesc:a6feb4f0afedb62a495b7a9ae311fa1cb inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Update RNG state with additional unpredictable values. <a href="class_random_number_generator.html#a6feb4f0afedb62a495b7a9ae311fa1cb">More...</a><br /></td></tr>
<tr class="separator:a6feb4f0afedb62a495b7a9ae311fa1cb inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a859bf69f7fae074201745eadf765ae44 inherit pub_methods_class_random_number_generator"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#a859bf69f7fae074201745eadf765ae44">CanIncorporateEntropy</a> () const</td></tr>
<tr class="memdesc:a859bf69f7fae074201745eadf765ae44 inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Determines if a generator can accept additional entropy. <a href="class_random_number_generator.html#a859bf69f7fae074201745eadf765ae44">More...</a><br /></td></tr>
<tr class="separator:a859bf69f7fae074201745eadf765ae44 inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ada0f7c437b0c8e6ba94ebcd75bff4bda inherit pub_methods_class_random_number_generator"><td class="memItemLeft" align="right" valign="top">virtual byte </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#ada0f7c437b0c8e6ba94ebcd75bff4bda">GenerateByte</a> ()</td></tr>
<tr class="memdesc:ada0f7c437b0c8e6ba94ebcd75bff4bda inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Generate new random byte and return it. <a href="class_random_number_generator.html#ada0f7c437b0c8e6ba94ebcd75bff4bda">More...</a><br /></td></tr>
<tr class="separator:ada0f7c437b0c8e6ba94ebcd75bff4bda inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ace592244cfbd6c18398ea6c75857532e inherit pub_methods_class_random_number_generator"><td class="memItemLeft" align="right" valign="top">virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#ace592244cfbd6c18398ea6c75857532e">GenerateBit</a> ()</td></tr>
<tr class="memdesc:ace592244cfbd6c18398ea6c75857532e inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Generate new random bit and return it. <a href="class_random_number_generator.html#ace592244cfbd6c18398ea6c75857532e">More...</a><br /></td></tr>
<tr class="separator:ace592244cfbd6c18398ea6c75857532e inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a96a3eec202b6251f5c94136ab7edbde1 inherit pub_methods_class_random_number_generator"><td class="memItemLeft" align="right" valign="top">virtual word32 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#a96a3eec202b6251f5c94136ab7edbde1">GenerateWord32</a> (word32 min=0, word32 max=0xffffffffUL)</td></tr>
<tr class="memdesc:a96a3eec202b6251f5c94136ab7edbde1 inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Generate a random 32 bit word in the range min to max, inclusive. <a href="class_random_number_generator.html#a96a3eec202b6251f5c94136ab7edbde1">More...</a><br /></td></tr>
<tr class="separator:a96a3eec202b6251f5c94136ab7edbde1 inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5cc474006e2c7383ec20cc4d0c2abbaf inherit pub_methods_class_random_number_generator"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#a5cc474006e2c7383ec20cc4d0c2abbaf">GenerateIntoBufferedTransformation</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &target, const std::string &channel, lword length)</td></tr>
<tr class="memdesc:a5cc474006e2c7383ec20cc4d0c2abbaf inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Generate random bytes into a <a class="el" href="class_buffered_transformation.html" title="Interface for buffered transformations.">BufferedTransformation</a>. <a href="class_random_number_generator.html#a5cc474006e2c7383ec20cc4d0c2abbaf">More...</a><br /></td></tr>
<tr class="separator:a5cc474006e2c7383ec20cc4d0c2abbaf inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a44f70ad8fed869a4ee55f50ef8e6e699 inherit pub_methods_class_random_number_generator"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#a44f70ad8fed869a4ee55f50ef8e6e699">DiscardBytes</a> (size_t n)</td></tr>
<tr class="memdesc:a44f70ad8fed869a4ee55f50ef8e6e699 inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Generate and discard n bytes. <a href="class_random_number_generator.html#a44f70ad8fed869a4ee55f50ef8e6e699">More...</a><br /></td></tr>
<tr class="separator:a44f70ad8fed869a4ee55f50ef8e6e699 inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aff937f93b0b1e17e7905494ef060fce2 inherit pub_methods_class_random_number_generator"><td class="memTemplParams" colspan="2">template<class IT > </td></tr>
<tr class="memitem:aff937f93b0b1e17e7905494ef060fce2 inherit pub_methods_class_random_number_generator"><td class="memTemplItemLeft" align="right" valign="top">void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#aff937f93b0b1e17e7905494ef060fce2">Shuffle</a> (IT begin, IT end)</td></tr>
<tr class="memdesc:aff937f93b0b1e17e7905494ef060fce2 inherit pub_methods_class_random_number_generator"><td class="mdescLeft"> </td><td class="mdescRight">Randomly shuffle the specified array. <a href="class_random_number_generator.html#aff937f93b0b1e17e7905494ef060fce2">More...</a><br /></td></tr>
<tr class="separator:aff937f93b0b1e17e7905494ef060fce2 inherit pub_methods_class_random_number_generator"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_algorithm"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_algorithm')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_algorithm.html">Algorithm</a></td></tr>
<tr class="memitem:a1c77f5117ca2cd881baf26a364cfc606 inherit pub_methods_class_algorithm"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm.html#a1c77f5117ca2cd881baf26a364cfc606">Algorithm</a> (bool checkSelfTestStatus=true)</td></tr>
<tr class="memdesc:a1c77f5117ca2cd881baf26a364cfc606 inherit pub_methods_class_algorithm"><td class="mdescLeft"> </td><td class="mdescRight">Interface for all crypto algorithms. <a href="class_algorithm.html#a1c77f5117ca2cd881baf26a364cfc606">More...</a><br /></td></tr>
<tr class="separator:a1c77f5117ca2cd881baf26a364cfc606 inherit pub_methods_class_algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4f31510a192d1121856efe8ad0a9b844 inherit pub_methods_class_algorithm"><td class="memItemLeft" align="right" valign="top">virtual std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm.html#a4f31510a192d1121856efe8ad0a9b844">AlgorithmName</a> () const</td></tr>
<tr class="memdesc:a4f31510a192d1121856efe8ad0a9b844 inherit pub_methods_class_algorithm"><td class="mdescLeft"> </td><td class="mdescRight">Provides the name of this algorithm. <a href="class_algorithm.html#a4f31510a192d1121856efe8ad0a9b844">More...</a><br /></td></tr>
<tr class="separator:a4f31510a192d1121856efe8ad0a9b844 inherit pub_methods_class_algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_clonable"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_clonable')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_clonable.html">Clonable</a></td></tr>
<tr class="memitem:ad0016ba2d505c23aa85aad49e6c19bb7 inherit pub_methods_class_clonable"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="class_clonable.html">Clonable</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_clonable.html#ad0016ba2d505c23aa85aad49e6c19bb7">Clone</a> () const</td></tr>
<tr class="memdesc:ad0016ba2d505c23aa85aad49e6c19bb7 inherit pub_methods_class_clonable"><td class="mdescLeft"> </td><td class="mdescRight">Copies this object. <a href="class_clonable.html#ad0016ba2d505c23aa85aad49e6c19bb7">More...</a><br /></td></tr>
<tr class="separator:ad0016ba2d505c23aa85aad49e6c19bb7 inherit pub_methods_class_clonable"><td class="memSeparator" colspan="2"> </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock">
<p class="definition">Definition at line <a class="el" href="integer_8cpp_source.html#l03508">3508</a> of file <a class="el" href="integer_8cpp_source.html">integer.cpp</a>.</p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="a4dc2d7c24fe10a3018e62e38e9c8daf6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4dc2d7c24fe10a3018e62e38e9c8daf6">◆ </a></span>GenerateBlock()</h2>
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<td class="memname">void KDF2_RNG::GenerateBlock </td>
<td>(</td>
<td class="paramtype">byte * </td>
<td class="paramname"><em>output</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>size</em> </td>
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<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">virtual</span></span> </td>
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<p>Generate random array of bytes. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">output</td><td>the byte buffer </td></tr>
<tr><td class="paramname">size</td><td>the length of the buffer, in bytes</td></tr>
</table>
</dd>
</dl>
<p>All generated values are uniformly distributed over the range specified within the the constraints of a particular generator. </p><dl class="section note"><dt>Note</dt><dd>A derived generator <em>must</em> override either <a class="el" href="class_k_d_f2___r_n_g.html#a4dc2d7c24fe10a3018e62e38e9c8daf6" title="Generate random array of bytes.">GenerateBlock()</a> or <a class="el" href="class_random_number_generator.html#a5cc474006e2c7383ec20cc4d0c2abbaf" title="Generate random bytes into a BufferedTransformation.">GenerateIntoBufferedTransformation()</a>. They can override both, or have one call the other. </dd></dl>
<p>Reimplemented from <a class="el" href="class_random_number_generator.html#a497145546d24e6d4abaf10b7e0f1ba17">RandomNumberGenerator</a>.</p>
<p class="definition">Definition at line <a class="el" href="integer_8cpp_source.html#l03517">3517</a> of file <a class="el" href="integer_8cpp_source.html">integer.cpp</a>.</p>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="integer_8cpp_source.html">integer.cpp</a></li>
</ul>
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