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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>Crypto++: BlumBlumShub Class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li class="current"><a href="classes.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="classes.html"><span>Alphabetical List</span></a></li> <li><a href="annotated.html"><span>Class List</span></a></li> <li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul></div><h1>BlumBlumShub Class Reference</h1><!-- doxytag: class="BlumBlumShub" --><!-- doxytag: inherits="PublicBlumBlumShub" --><code>#include <<a class="el" href="blumshub_8h-source.html">blumshub.h</a>></code><p><p>Inheritance diagram for BlumBlumShub:<p><center><img src="class_blum_blum_shub.png" usemap="#BlumBlumShub_map" border="0" alt=""></center><map name="BlumBlumShub_map"><area href="class_public_blum_blum_shub.html" alt="PublicBlumBlumShub" shape="rect" coords="84,168,242,192"><area href="class_random_number_generator.html" alt="RandomNumberGenerator" shape="rect" coords="0,112,158,136"><area href="class_stream_transformation.html" alt="StreamTransformation" shape="rect" coords="168,112,326,136"><area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="0,56,158,80"><area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="168,56,326,80"><area href="class_clonable.html" alt="Clonable" shape="rect" coords="0,0,158,24"><area href="class_clonable.html" alt="Clonable" shape="rect" coords="168,0,326,24"></map><a href="class_blum_blum_shub-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2><a class="el" href="class_blum_blum_shub.html" title="BlumBlumShub with factorization of the modulus.">BlumBlumShub</a> with factorization of the modulus. <p><p>Definition at line <a class="el" href="blumshub_8h-source.html#l00036">36</a> of file <a class="el" href="blumshub_8h-source.html">blumshub.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="b53b99f246235429694719d41e00b658"></a><!-- doxytag: member="BlumBlumShub::BlumBlumShub" ref="b53b99f246235429694719d41e00b658" args="(const Integer &p, const Integer &q, const Integer &seed)" --> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_blum_blum_shub.html#b53b99f246235429694719d41e00b658">BlumBlumShub</a> (const <a class="el" href="class_integer.html">Integer</a> &<a class="el" href="class_blum_blum_shub.html#ea41f47a0b2fc6c05a80b3a59857e70b">p</a>, const <a class="el" href="class_integer.html">Integer</a> &<a class="el" href="class_blum_blum_shub.html#ec0407cb51a5edac638ad7acc8380577">q</a>, const <a class="el" href="class_integer.html">Integer</a> &seed)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="dca1fd77ec8f237fa8eeaf6fb22a6412"></a><!-- doxytag: member="BlumBlumShub::IsRandomAccess" ref="dca1fd77ec8f237fa8eeaf6fb22a6412" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_blum_blum_shub.html#dca1fd77ec8f237fa8eeaf6fb22a6412">IsRandomAccess</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this cipher supports random access <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="e29af38d625e72bc5e503db157a84c5f"></a><!-- doxytag: member="BlumBlumShub::Seek" ref="e29af38d625e72bc5e503db157a84c5f" args="(lword index)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_blum_blum_shub.html#e29af38d625e72bc5e503db157a84c5f">Seek</a> (lword index)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">for random access ciphers, seek to an absolute position <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_blum_blum_shub.html#6871d5e2ba162f32574d6b43e2473286">GenerateBit</a> ()</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">generate new random bit and return it <a href="#6871d5e2ba162f32574d6b43e2473286"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="aeb3ba6a07fe0a67d35c4fb84bfc71cf"></a><!-- doxytag: member="BlumBlumShub::GenerateByte" ref="aeb3ba6a07fe0a67d35c4fb84bfc71cf" args="()" -->byte </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_blum_blum_shub.html#aeb3ba6a07fe0a67d35c4fb84bfc71cf">GenerateByte</a> ()</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">generate new random byte and return it <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="8301fb046b5954854ec9635ae16f615b"></a><!-- doxytag: member="BlumBlumShub::GenerateBlock" ref="8301fb046b5954854ec9635ae16f615b" args="(byte *output, size_t size)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_blum_blum_shub.html#8301fb046b5954854ec9635ae16f615b">GenerateBlock</a> (byte *output, size_t size)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">generate random array of bytes <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_blum_blum_shub.html#fb03a58653cb83c9a9013f3a57105bfc">ProcessData</a> (byte *outString, const byte *inString, size_t length)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">encrypt or decrypt an array of bytes of specified length <a href="#fb03a58653cb83c9a9013f3a57105bfc"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c322c5980509bc4e8075f28c4425ac3f"></a><!-- doxytag: member="BlumBlumShub::IsSelfInverting" ref="c322c5980509bc4e8075f28c4425ac3f" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_blum_blum_shub.html#c322c5980509bc4e8075f28c4425ac3f">IsSelfInverting</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this transformation is self-inverting (e.g. xor with a keystream) <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="0ad21fce7f3113ab25ea05e47773a786"></a><!-- doxytag: member="BlumBlumShub::IsForwardTransformation" ref="0ad21fce7f3113ab25ea05e47773a786" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_blum_blum_shub.html#0ad21fce7f3113ab25ea05e47773a786">IsForwardTransformation</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this is an encryption object <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6feb4f0afedb62a495b7a9ae311fa1cb"></a><!-- doxytag: member="BlumBlumShub::IncorporateEntropy" ref="6feb4f0afedb62a495b7a9ae311fa1cb" args="(const byte *input, size_t length)" -->virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#6feb4f0afedb62a495b7a9ae311fa1cb">IncorporateEntropy</a> (const byte *input, size_t length)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">update RNG state with additional unpredictable values <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="859bf69f7fae074201745eadf765ae44"></a><!-- doxytag: member="BlumBlumShub::CanIncorporateEntropy" ref="859bf69f7fae074201745eadf765ae44" args="() const" -->virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#859bf69f7fae074201745eadf765ae44">CanIncorporateEntropy</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns true if IncorporateEntropy is implemented <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c06c9f5e66f35d643e4192f231b8a4cd"></a><!-- doxytag: member="BlumBlumShub::GenerateWord32" ref="c06c9f5e66f35d643e4192f231b8a4cd" args="(word32 a=0, word32 b=0xffffffffL)" -->virtual word32 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#c06c9f5e66f35d643e4192f231b8a4cd">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></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="44f70ad8fed869a4ee55f50ef8e6e699"></a><!-- doxytag: member="BlumBlumShub::DiscardBytes" ref="44f70ad8fed869a4ee55f50ef8e6e699" args="(size_t n)" -->virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#44f70ad8fed869a4ee55f50ef8e6e699">DiscardBytes</a> (size_t n)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">generate and discard n bytes <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5cc474006e2c7383ec20cc4d0c2abbaf"></a><!-- doxytag: member="BlumBlumShub::GenerateIntoBufferedTransformation" ref="5cc474006e2c7383ec20cc4d0c2abbaf" args="(BufferedTransformation &target, const std::string &channel, lword length)" -->virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#5cc474006e2c7383ec20cc4d0c2abbaf">GenerateIntoBufferedTransformation</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &target, const std::string &channel, lword length)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">generate random bytes as input to a <a class="el" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> <br></td></tr><tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="9ef5090c556d086e7aa240acf7a131b4"></a><!-- doxytag: member="BlumBlumShub::Shuffle" ref="9ef5090c556d086e7aa240acf7a131b4" args="(IT begin, IT end)" -->template<class IT> </td></tr><tr><td class="memTemplItemLeft" nowrap align="right" valign="top">void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#9ef5090c556d086e7aa240acf7a131b4">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></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="4f31510a192d1121856efe8ad0a9b844"></a><!-- doxytag: member="BlumBlumShub::AlgorithmName" ref="4f31510a192d1121856efe8ad0a9b844" args="() const" -->virtual std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm.html#4f31510a192d1121856efe8ad0a9b844">AlgorithmName</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns name of this algorithm, not universally implemented yet <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d0016ba2d505c23aa85aad49e6c19bb7"></a><!-- doxytag: member="BlumBlumShub::Clone" ref="d0016ba2d505c23aa85aad49e6c19bb7" args="() const" -->virtual <a class="el" href="class_clonable.html">Clonable</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_clonable.html#d0016ba2d505c23aa85aad49e6c19bb7">Clone</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">this is not implemented by most classes yet <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="class_stream_transformation.html">StreamTransformation</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#8c9304fff5af593ee68d3cf0d33c06e9">Ref</a> ()</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">return a reference to this object, <a href="#8c9304fff5af593ee68d3cf0d33c06e9"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="e224d250f716e82c54bc4e4c8930d188"></a><!-- doxytag: member="BlumBlumShub::MandatoryBlockSize" ref="e224d250f716e82c54bc4e4c8930d188" args="() const" -->virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#e224d250f716e82c54bc4e4c8930d188">MandatoryBlockSize</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns block size, if input must be processed in blocks, otherwise 1 <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_stream_transformation.html#f66ef64545279c01310718af3d627534">OptimalBlockSize</a> () const</td></tr>⌨️ 快捷键说明
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