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<h1>X917RNG Class Reference</h1><code>#include <<a class="el" href="rng_8h-source.html">rng.h</a>></code>
<p>
<p>Inheritance diagram for X917RNG:
<p><center><img src="class_x917_r_n_g.png" usemap="#X917RNG_map" border="0" alt=""></center>
<map name="X917RNG_map">
<area href="class_random_number_generator.html" alt="RandomNumberGenerator" shape="rect" coords="0,112,158,136">
<area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="0,56,158,80">
<area href="class_clonable.html" alt="Clonable" shape="rect" coords="0,0,158,24">
</map>
<a href="class_x917_r_n_g-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
RNG derived from ANSI X9.17 Appendix C.
<p>
<p>
Definition at line <a class="el" href="rng_8h-source.html#l00034">34</a> of file <a class="el" href="rng_8h-source.html">rng.h</a>.<table border=0 cellpadding=0 cellspacing=0>
<tr><td></td></tr>
<tr><td colspan=2><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="_x917_r_n_ga0" doxytag="X917RNG::X917RNG" ></a>
</td><td class="memItemRight" valign=bottom><b>X917RNG</b> (<a class="el" href="class_block_transformation.html">BlockTransformation</a> *cipher, const byte *seed, unsigned long deterministicTimeVector=0)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="_x917_r_n_ga1" doxytag="X917RNG::GenerateByte" ></a>
byte </td><td class="memItemRight" valign=bottom><a class="el" href="class_x917_r_n_g.html#_x917_r_n_ga1">GenerateByte</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">generate new random byte and return it <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual unsigned int </td><td class="memItemRight" valign=bottom><a class="el" href="class_random_number_generator.html#_x917_r_n_ga2">GenerateBit</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">generate new random bit and return it <a href="#_x917_r_n_ga2"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="_x917_r_n_ga3" doxytag="X917RNG::GenerateWord32" ></a>
virtual word32 </td><td class="memItemRight" valign=bottom><a class="el" href="class_random_number_generator.html#_x917_r_n_ga3">GenerateWord32</a> (word32 a=0, word32 b=0xffffffffL)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">generate a random 32 bit word in the range min to max, inclusive <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="class_random_number_generator.html#_x917_r_n_ga4">GenerateBlock</a> (byte *output, unsigned int size)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">generate random array of bytes <a href="#_x917_r_n_ga4"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="class_random_number_generator.html#_x917_r_n_ga5">DiscardBytes</a> (unsigned int n)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">generate and discard n bytes <a href="#_x917_r_n_ga5"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="_x917_r_n_ga6" doxytag="X917RNG::Shuffle" ></a>
template<class IT> void </td><td class="memItemRight" valign=bottom><a class="el" href="class_random_number_generator.html#_x917_r_n_ga6">Shuffle</a> (IT begin, IT end)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">randomly shuffle the specified array, resulting permutation is uniformly distributed <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="_zlib_decompressora17" doxytag="X917RNG::AlgorithmName" ></a>
virtual std::string </td><td class="memItemRight" valign=bottom><a class="el" href="class_algorithm.html#_zlib_decompressora17">AlgorithmName</a> () const</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns name of this algorithm, not universally implemented yet <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="_zlib_decompressora18" doxytag="X917RNG::Clone" ></a>
virtual <a class="el" href="class_clonable.html">Clonable</a> * </td><td class="memItemRight" valign=bottom><a class="el" href="class_clonable.html#_zlib_decompressora18">Clone</a> () const</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">this is not implemented by most classes yet <br><br></td></tr>
</table>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="_x917_r_n_ga2" doxytag="X917RNG::GenerateBit" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
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<td class="md" nowrap valign="top"> unsigned int RandomNumberGenerator::GenerateBit </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap><code> [virtual, inherited]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
generate new random bit and return it
<p>
Default implementation is to call <a class="el" href="class_random_number_generator.html#_random_number_generatora0">GenerateByte()</a> and return its parity.
<p>
Reimplemented in <a class="el" href="class_public_blum_blum_shub.html#_public_blum_blum_shuba1">PublicBlumBlumShub</a>.
<p>
Definition at line <a class="el" href="cryptlib_8cpp-source.html#l00111">111</a> of file <a class="el" href="cryptlib_8cpp-source.html">cryptlib.cpp</a>.
<p>
References <a class="el" href="class_random_number_generator.html#_random_number_generatora0">RandomNumberGenerator::GenerateByte()</a>. </td>
</tr>
</table>
<a class="anchor" name="_x917_r_n_ga4" doxytag="X917RNG::GenerateBlock" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
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<td class="md" nowrap valign="top"> void RandomNumberGenerator::GenerateBlock </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">byte * </td>
<td class="mdname" nowrap> <em>output</em>, </td>
</tr>
<tr>
<td class="md" nowrap align="right"></td>
<td></td>
<td class="md" nowrap>unsigned int </td>
<td class="mdname" nowrap> <em>size</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"><code> [virtual, inherited]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
generate random array of bytes
<p>
Default implementation is to call <a class="el" href="class_random_number_generator.html#_random_number_generatora0">GenerateByte()</a> size times.
<p>
Reimplemented in <a class="el" href="class_nonblocking_rng.html#_nonblocking_rnga3">NonblockingRng</a>, <a class="el" href="class_blocking_rng.html#_blocking_rnga3">BlockingRng</a>, and <a class="el" href="class_random_pool.html#_random_poola7">RandomPool</a>.
<p>
Definition at line <a class="el" href="cryptlib_8cpp-source.html#l00116">116</a> of file <a class="el" href="cryptlib_8cpp-source.html">cryptlib.cpp</a>.
<p>
References <a class="el" href="cryptlib_8cpp-source.html#l00116">RandomNumberGenerator::GenerateBlock()</a>, and <a class="el" href="class_random_number_generator.html#_random_number_generatora0">RandomNumberGenerator::GenerateByte()</a>.
<p>
Referenced by <a class="el" href="cryptlib_8cpp-source.html#l00116">RandomNumberGenerator::GenerateBlock()</a>, and <a class="el" href="gfpcrypt_8cpp-source.html#l00026">DL_GroupParameters_DSA::GenerateRandom()</a>. </td>
</tr>
</table>
<a class="anchor" name="_x917_r_n_ga5" doxytag="X917RNG::DiscardBytes" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
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<td class="md" nowrap valign="top"> void RandomNumberGenerator::DiscardBytes </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">unsigned int </td>
<td class="mdname1" valign="top" nowrap> <em>n</em> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap><code> [virtual, inherited]</code></td>
</tr>
</table>
</td>
</tr>
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<table cellspacing=5 cellpadding=0 border=0>
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<td>
</td>
<td>
<p>
generate and discard n bytes
<p>
Default implementation is to call <a class="el" href="class_random_number_generator.html#_random_number_generatora0">GenerateByte()</a> n times.
<p>
Reimplemented in <a class="el" href="class_a_r_c4___base.html#_symmetric_cipher_final_3_01_m_a_r_c4___base_01_4a13">ARC4_Base</a>.
<p>
Definition at line <a class="el" href="cryptlib_8cpp-source.html#l00142">142</a> of file <a class="el" href="cryptlib_8cpp-source.html">cryptlib.cpp</a>.
<p>
References <a class="el" href="cryptlib_8cpp-source.html#l00142">RandomNumberGenerator::DiscardBytes()</a>, and <a class="el" href="class_random_number_generator.html#_random_number_generatora0">RandomNumberGenerator::GenerateByte()</a>.
<p>
Referenced by <a class="el" href="cryptlib_8cpp-source.html#l00142">RandomNumberGenerator::DiscardBytes()</a>. </td>
</tr>
</table>
<hr>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="rng_8h-source.html">rng.h</a><li><a class="el" href="rng_8cpp-source.html">rng.cpp</a></ul>
<hr size="1"><address style="align: right;"><small>Generated on Sun Nov 7 08:24:12 2004 for Crypto++ by
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