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<li class="navelem"><b>Weak1</b> </li>
<li class="navelem"><a class="el" href="class_weak1_1_1_m_a_r_c4___base.html">MARC4_Base</a> </li>
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<a href="#pub-types">Public Types</a> |
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<div class="title">Weak1::MARC4_Base Class Reference</div> </div>
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<!-- doxytag: class="Weak1::MARC4_Base" --><!-- doxytag: inherits="Weak1::ARC4_Base" -->
<p>_
<a href="class_weak1_1_1_m_a_r_c4___base.html#details">More...</a></p>
<p><code>#include <<a class="el" href="arc4_8h_source.html">arc4.h</a>></code></p>
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Inheritance diagram for Weak1::MARC4_Base:</div>
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<area href="class_variable_key_length.html" alt="VariableKeyLength< 16, 1, 256 >" shape="rect" coords="0,168,204,192"/>
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<p><a href="class_weak1_1_1_m_a_r_c4___base-members.html">List of all members.</a></p>
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<tr><td colspan="2"><h2><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a06d5fd1d9fa82b4bb8dc9852d7bf99ff"></a><!-- doxytag: member="Weak1::MARC4_Base::Encryption" ref="a06d5fd1d9fa82b4bb8dc9852d7bf99ff" args="" -->
typedef <a class="el" href="class_symmetric_cipher_final.html">SymmetricCipherFinal</a><br class="typebreak"/>
< <a class="el" href="class_weak1_1_1_m_a_r_c4___base.html">MARC4_Base</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_m_a_r_c4___base.html#a06d5fd1d9fa82b4bb8dc9852d7bf99ff">Encryption</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">implements the <a class="el" href="class_symmetric_cipher.html" title="interface for one direction (encryption or decryption) of a stream cipher or cipher mode...">SymmetricCipher</a> interface <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac9202c29f725726532b0f5b53c8058e5"></a><!-- doxytag: member="Weak1::MARC4_Base::Decryption" ref="ac9202c29f725726532b0f5b53c8058e5" args="" -->
typedef <a class="el" href="class_symmetric_cipher_final.html">SymmetricCipherFinal</a><br class="typebreak"/>
< <a class="el" href="class_weak1_1_1_m_a_r_c4___base.html">MARC4_Base</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_m_a_r_c4___base.html#ac9202c29f725726532b0f5b53c8058e5">Decryption</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">implements the <a class="el" href="class_symmetric_cipher.html" title="interface for one direction (encryption or decryption) of a stream cipher or cipher mode...">SymmetricCipher</a> interface <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><b>IV_Requirement</b> { <br/>
  <b>UNIQUE_IV</b> = 0,
<b>RANDOM_IV</b>,
<b>UNPREDICTABLE_RANDOM_IV</b>,
<b>INTERNALLY_GENERATED_IV</b>,
<br/>
  <b>NOT_RESYNCHRONIZABLE</b>
<br/>
}</td></tr>
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a05b6c97fbbd0dd2636a330242dd768dc"></a><!-- doxytag: member="Weak1::MARC4_Base::GenerateBlock" ref="a05b6c97fbbd0dd2636a330242dd768dc" args="(byte *output, size_t size)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_a_r_c4___base.html#a05b6c97fbbd0dd2636a330242dd768dc">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" align="right" valign="top"><a class="anchor" id="ae9e92ea2c4591c2ceea61b3babea8504"></a><!-- doxytag: member="Weak1::MARC4_Base::DiscardBytes" ref="ae9e92ea2c4591c2ceea61b3babea8504" args="(size_t n)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_a_r_c4___base.html#ae9e92ea2c4591c2ceea61b3babea8504">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" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_a_r_c4___base.html#aa20124dfc1bac5050b1cd922e552ba95">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="#aa20124dfc1bac5050b1cd922e552ba95"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae2f48322f5a26a55e5707935b4967c69"></a><!-- doxytag: member="Weak1::MARC4_Base::IsRandomAccess" ref="ae2f48322f5a26a55e5707935b4967c69" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_a_r_c4___base.html#ae2f48322f5a26a55e5707935b4967c69">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" align="right" valign="top"><a class="anchor" id="a191e5ac870badeb3602aa4470f21ce72"></a><!-- doxytag: member="Weak1::MARC4_Base::IsSelfInverting" ref="a191e5ac870badeb3602aa4470f21ce72" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_a_r_c4___base.html#a191e5ac870badeb3602aa4470f21ce72">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" align="right" valign="top"><a class="anchor" id="a7fff9a36d8b43c126476cfcb9c3e52d3"></a><!-- doxytag: member="Weak1::MARC4_Base::IsForwardTransformation" ref="a7fff9a36d8b43c126476cfcb9c3e52d3" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_weak1_1_1_a_r_c4___base.html#a7fff9a36d8b43c126476cfcb9c3e52d3">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" align="right" valign="top"><a class="anchor" id="a6feb4f0afedb62a495b7a9ae311fa1cb"></a><!-- doxytag: member="Weak1::MARC4_Base::IncorporateEntropy" ref="a6feb4f0afedb62a495b7a9ae311fa1cb" args="(const byte *input, size_t length)" -->
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><td class="mdescLeft"> </td><td class="mdescRight">update RNG state with additional unpredictable values <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a85b1db1d40b57d18a320dba6cfb2e4b6"></a><!-- doxytag: member="Weak1::MARC4_Base::CanIncorporateEntropy" ref="a85b1db1d40b57d18a320dba6cfb2e4b6" args="() const " -->
virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#a85b1db1d40b57d18a320dba6cfb2e4b6">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" align="right" valign="top"><a class="anchor" id="ada0f7c437b0c8e6ba94ebcd75bff4bda"></a><!-- doxytag: member="Weak1::MARC4_Base::GenerateByte" ref="ada0f7c437b0c8e6ba94ebcd75bff4bda" args="()" -->
virtual byte </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#ada0f7c437b0c8e6ba94ebcd75bff4bda">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" 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><td class="mdescLeft"> </td><td class="mdescRight">generate new random bit and return it <a href="#ace592244cfbd6c18398ea6c75857532e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac06c9f5e66f35d643e4192f231b8a4cd"></a><!-- doxytag: member="Weak1::MARC4_Base::GenerateWord32" ref="ac06c9f5e66f35d643e4192f231b8a4cd" args="(word32 a=0, word32 b=0xffffffffL)" -->
virtual word32 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#ac06c9f5e66f35d643e4192f231b8a4cd">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" align="right" valign="top"><a class="anchor" id="a5cc474006e2c7383ec20cc4d0c2abbaf"></a><!-- doxytag: member="Weak1::MARC4_Base::GenerateIntoBufferedTransformation" ref="a5cc474006e2c7383ec20cc4d0c2abbaf" 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#a5cc474006e2c7383ec20cc4d0c2abbaf">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" colspan="2"><a class="anchor" id="a9ef5090c556d086e7aa240acf7a131b4"></a><!-- doxytag: member="Weak1::MARC4_Base::Shuffle" ref="a9ef5090c556d086e7aa240acf7a131b4" args="(IT begin, IT end)" -->
template<class IT > </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_random_number_generator.html#a9ef5090c556d086e7aa240acf7a131b4">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" align="right" valign="top"><a class="anchor" id="acd21c6715add4884fa043eaf51655039"></a><!-- doxytag: member="Weak1::MARC4_Base::AlgorithmName" ref="acd21c6715add4884fa043eaf51655039" args="() const " -->
virtual std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm.html#acd21c6715add4884fa043eaf51655039">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" align="right" valign="top"><a class="anchor" id="a24b43349a71e1f98508eeb10b31a0a62"></a><!-- doxytag: member="Weak1::MARC4_Base::Clone" ref="a24b43349a71e1f98508eeb10b31a0a62" 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#a24b43349a71e1f98508eeb10b31a0a62">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" align="right" valign="top"><a class="anchor" id="a2631c49dac4d5ec055c5dc88c6243578"></a><!-- doxytag: member="Weak1::MARC4_Base::MinKeyLength" ref="a2631c49dac4d5ec055c5dc88c6243578" args="() const =0" -->
virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a2631c49dac4d5ec055c5dc88c6243578">MinKeyLength</a> () const =0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns smallest valid key length in bytes */ <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae02fcb4e1f6141e728ae37612cde6fff"></a><!-- doxytag: member="Weak1::MARC4_Base::MaxKeyLength" ref="ae02fcb4e1f6141e728ae37612cde6fff" args="() const =0" -->
virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#ae02fcb4e1f6141e728ae37612cde6fff">MaxKeyLength</a> () const =0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns largest valid key length in bytes */ <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae90dfc0bdfd13e214fd46e357ef64e98"></a><!-- doxytag: member="Weak1::MARC4_Base::DefaultKeyLength" ref="ae90dfc0bdfd13e214fd46e357ef64e98" args="() const =0" -->
virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#ae90dfc0bdfd13e214fd46e357ef64e98">DefaultKeyLength</a> () const =0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns default (recommended) key length in bytes */ <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad8810586aaa034729b6db24e593a0ade"></a><!-- doxytag: member="Weak1::MARC4_Base::GetValidKeyLength" ref="ad8810586aaa034729b6db24e593a0ade" args="(size_t n) const =0" -->
virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#ad8810586aaa034729b6db24e593a0ade">GetValidKeyLength</a> (size_t n) const =0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns the smallest valid key length in bytes that is >= min(n, GetMaxKeyLength()) <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a024f23c0a094ee46094f69ffefb91d17"></a><!-- doxytag: member="Weak1::MARC4_Base::IsValidKeyLength" ref="a024f23c0a094ee46094f69ffefb91d17" args="(size_t n) const " -->
virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a024f23c0a094ee46094f69ffefb91d17">IsValidKeyLength</a> (size_t n) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether n is a valid key length <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7">SetKey</a> (const byte *key, size_t length, const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &params=<a class="el" href="cryptlib_8h.html#aa9048ef24353685fd0dcc4180c6884c2">g_nullNameValuePairs</a>)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">set or reset the key of this object <a href="#adf3c29b3ef3af74788a58c7c49887fd7"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0401f9c67930805180964bc02ae0ac1c"></a><!-- doxytag: member="Weak1::MARC4_Base::SetKeyWithRounds" ref="a0401f9c67930805180964bc02ae0ac1c" args="(const byte *key, size_t length, int rounds)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a0401f9c67930805180964bc02ae0ac1c">SetKeyWithRounds</a> (const byte *key, size_t length, int rounds)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">calls <a class="el" href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7" title="set or reset the key of this object">SetKey()</a> with an <a class="el" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> object that just specifies "Rounds" <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a5b4e358c514fd743840967bc595a34c2"></a><!-- doxytag: member="Weak1::MARC4_Base::SetKeyWithIV" ref="a5b4e358c514fd743840967bc595a34c2" args="(const byte *key, size_t length, const byte *iv, size_t ivLength)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a5b4e358c514fd743840967bc595a34c2">SetKeyWithIV</a> (const byte *key, size_t length, const byte *iv, size_t ivLength)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">calls <a class="el" href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7" title="set or reset the key of this object">SetKey()</a> with an <a class="el" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> object that just specifies "IV" <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac25e27eaeae2e909741c07de93caef49"></a><!-- doxytag: member="Weak1::MARC4_Base::SetKeyWithIV" ref="ac25e27eaeae2e909741c07de93caef49" args="(const byte *key, size_t length, const byte *iv)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#ac25e27eaeae2e909741c07de93caef49">SetKeyWithIV</a> (const byte *key, size_t length, const byte *iv)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">calls <a class="el" href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7" title="set or reset the key of this object">SetKey()</a> with an <a class="el" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> object that just specifies "IV" <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a867b535e5c4a11704d0645272e8b03f9"></a><!-- doxytag: member="Weak1::MARC4_Base::IVRequirement" ref="a867b535e5c4a11704d0645272e8b03f9" args="() const =0" -->
virtual IV_Requirement </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a867b535e5c4a11704d0645272e8b03f9">IVRequirement</a> () const =0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns the minimal requirement for secure IVs <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#ad263f4a96fa8b4e7d01fea8ccaae9d3b">IsResynchronizable</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can be resynchronized (i.e. supports initialization vectors) <a href="#ad263f4a96fa8b4e7d01fea8ccaae9d3b"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a26680fc02b91534a522b5754cdcdcb46"></a><!-- doxytag: member="Weak1::MARC4_Base::CanUseRandomIVs" ref="a26680fc02b91534a522b5754cdcdcb46" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a26680fc02b91534a522b5754cdcdcb46">CanUseRandomIVs</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can use random IVs (in addition to ones returned by GetNextIV) <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a307463503d7a4400ffafe03a683e1dbb"></a><!-- doxytag: member="Weak1::MARC4_Base::CanUsePredictableIVs" ref="a307463503d7a4400ffafe03a683e1dbb" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a307463503d7a4400ffafe03a683e1dbb">CanUsePredictableIVs</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can use random but possibly predictable IVs (in addition to ones returned by GetNextIV) <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a9c47590ef06335b34bdaf272fd37ef4d"></a><!-- doxytag: member="Weak1::MARC4_Base::CanUseStructuredIVs" ref="a9c47590ef06335b34bdaf272fd37ef4d" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a9c47590ef06335b34bdaf272fd37ef4d">CanUseStructuredIVs</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can use structured IVs, for example a counter (in addition to ones returned by GetNextIV) <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac1b39967f6fac32188f9eeea81896c0c"></a><!-- doxytag: member="Weak1::MARC4_Base::IVSize" ref="ac1b39967f6fac32188f9eeea81896c0c" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><b>IVSize</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a5b2090b3c27540aa3db0281406fedb38"></a><!-- doxytag: member="Weak1::MARC4_Base::DefaultIVLength" ref="a5b2090b3c27540aa3db0281406fedb38" args="() const " -->
unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a5b2090b3c27540aa3db0281406fedb38">DefaultIVLength</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns default length of IVs accepted by this object <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a4450efa449a2e04a31b6371821e650f9"></a><!-- doxytag: member="Weak1::MARC4_Base::MinIVLength" ref="a4450efa449a2e04a31b6371821e650f9" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a4450efa449a2e04a31b6371821e650f9">MinIVLength</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns minimal length of IVs accepted by this object <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a308799c135440e57a583defe3860f02e"></a><!-- doxytag: member="Weak1::MARC4_Base::MaxIVLength" ref="a308799c135440e57a583defe3860f02e" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a308799c135440e57a583defe3860f02e">MaxIVLength</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns maximal length of IVs accepted by this object <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae576137a46ca56005e82f1505cf3cccc"></a><!-- doxytag: member="Weak1::MARC4_Base::Resynchronize" ref="ae576137a46ca56005e82f1505cf3cccc" args="(const byte *iv, int ivLength=-1)" -->
virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#ae576137a46ca56005e82f1505cf3cccc">Resynchronize</a> (const byte *iv, int ivLength=-1)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">resynchronize with an IV. ivLength=-1 means use IVSize() <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a917224bb6df7431d6469e7a10feac5fa">GetNextIV</a> (<a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> &rng, byte *IV)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">get a secure IV for the next message <a href="#a917224bb6df7431d6469e7a10feac5fa"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a8c9304fff5af593ee68d3cf0d33c06e9"></a><!-- doxytag: member="Weak1::MARC4_Base::Ref" ref="a8c9304fff5af593ee68d3cf0d33c06e9" args="()" -->
<a class="el" href="class_stream_transformation.html">StreamTransformation</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a8c9304fff5af593ee68d3cf0d33c06e9">Ref</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">return a reference to this object, useful for passing a temporary object to a function that takes a non-const reference <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3638ff7580edb42a5b1c367e53a7436f"></a><!-- doxytag: member="Weak1::MARC4_Base::MandatoryBlockSize" ref="a3638ff7580edb42a5b1c367e53a7436f" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a3638ff7580edb42a5b1c367e53a7436f">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" align="right" valign="top">virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#ae79457bcbafc980672d88ee54ed4ac66">OptimalBlockSize</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns the input block size that is most efficient for this cipher <a href="#ae79457bcbafc980672d88ee54ed4ac66"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a94b4e1d14edde1fdde38361bce9ca4c6"></a><!-- doxytag: member="Weak1::MARC4_Base::GetOptimalBlockSizeUsed" ref="a94b4e1d14edde1fdde38361bce9ca4c6" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a94b4e1d14edde1fdde38361bce9ca4c6">GetOptimalBlockSizeUsed</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns how much of the current block is used up <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="af6ed3c4f1c8582f62096263e76ed98f5"></a><!-- doxytag: member="Weak1::MARC4_Base::OptimalDataAlignment" ref="af6ed3c4f1c8582f62096263e76ed98f5" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#af6ed3c4f1c8582f62096263e76ed98f5">OptimalDataAlignment</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns how input should be aligned for optimal performance <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a0668b78edaea082f87bf3e878c4c02f7">ProcessLastBlock</a> (byte *outString, const byte *inString, size_t length)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">for ciphers where the last block of data is special, encrypt or decrypt the last block of data <a href="#a0668b78edaea082f87bf3e878c4c02f7"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2eb96f3a8fae23cb9f85acb288e3bcbe"></a><!-- doxytag: member="Weak1::MARC4_Base::MinLastBlockSize" ref="a2eb96f3a8fae23cb9f85acb288e3bcbe" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a2eb96f3a8fae23cb9f85acb288e3bcbe">MinLastBlockSize</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">returns the minimum size of the last block, 0 indicating the last block is not special <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac00f3fcc21f33f11c8efa4de67ff7774"></a><!-- doxytag: member="Weak1::MARC4_Base::ProcessString" ref="ac00f3fcc21f33f11c8efa4de67ff7774" args="(byte *inoutString, size_t length)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#ac00f3fcc21f33f11c8efa4de67ff7774">ProcessString</a> (byte *inoutString, size_t length)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">same as ProcessData(inoutString, inoutString, length) <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a17951cb36412763e0d6bd9696177175d"></a><!-- doxytag: member="Weak1::MARC4_Base::ProcessString" ref="a17951cb36412763e0d6bd9696177175d" args="(byte *outString, const byte *inString, size_t length)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a17951cb36412763e0d6bd9696177175d">ProcessString</a> (byte *outString, const byte *inString, size_t length)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">same as ProcessData(outString, inString, length) <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a71a9bd33526fc7f227050075e7a78106"></a><!-- doxytag: member="Weak1::MARC4_Base::ProcessByte" ref="a71a9bd33526fc7f227050075e7a78106" args="(byte input)" -->
byte </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a71a9bd33526fc7f227050075e7a78106">ProcessByte</a> (byte input)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">implemented as {ProcessData(&input, &input, 1); return input;} <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7bfbac3f2e43b50d1e16e6b4b2d2e48a"></a><!-- doxytag: member="Weak1::MARC4_Base::Seek" ref="a7bfbac3f2e43b50d1e16e6b4b2d2e48a" args="(lword n)" -->
virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_stream_transformation.html#a7bfbac3f2e43b50d1e16e6b4b2d2e48a">Seek</a> (lword n)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">for random access ciphers, seek to an absolute position <br/></td></tr>
<tr><td colspan="2"><h2><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad4c1cd5ae6c501a826bdf2bdd0fdede6"></a><!-- doxytag: member="Weak1::MARC4_Base::StaticAlgorithmName" ref="ad4c1cd5ae6c501a826bdf2bdd0fdede6" args="()" -->
static const char * </td><td class="memItemRight" valign="bottom"><b>StaticAlgorithmName</b> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a5a818cab6c32e632509fbf249f959543"></a><!-- doxytag: member="Weak1::MARC4_Base::StaticGetValidKeyLength" ref="a5a818cab6c32e632509fbf249f959543" args="(size_t n)" -->
static size_t </td><td class="memItemRight" valign="bottom"><b>StaticGetValidKeyLength</b> (size_t n)</td></tr>
<tr><td colspan="2"><h2><a name="pub-static-attribs"></a>
Static Public Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aff5e41e92f02a8bb6a976b748e4e2ec9"></a><!-- doxytag: member="Weak1::MARC4_Base::MIN_KEYLENGTH" ref="aff5e41e92f02a8bb6a976b748e4e2ec9" args="" -->
static const int </td><td class="memItemRight" valign="bottom"><b>MIN_KEYLENGTH</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a26f33392d61edcaa678ae65002842d36"></a><!-- doxytag: member="Weak1::MARC4_Base::MAX_KEYLENGTH" ref="a26f33392d61edcaa678ae65002842d36" args="" -->
static const int </td><td class="memItemRight" valign="bottom"><b>MAX_KEYLENGTH</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3788ee30b190bdc0c0e89d2721162614"></a><!-- doxytag: member="Weak1::MARC4_Base::DEFAULT_KEYLENGTH" ref="a3788ee30b190bdc0c0e89d2721162614" args="" -->
static const int </td><td class="memItemRight" valign="bottom"><b>DEFAULT_KEYLENGTH</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acaa6d8918bbd17c2da84e752df7bd285"></a><!-- doxytag: member="Weak1::MARC4_Base::KEYLENGTH_MULTIPLE" ref="acaa6d8918bbd17c2da84e752df7bd285" args="" -->
static const int </td><td class="memItemRight" valign="bottom"><b>KEYLENGTH_MULTIPLE</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aefee62ae9b6dd90ede7211844235fc7b"></a><!-- doxytag: member="Weak1::MARC4_Base::IV_REQUIREMENT" ref="aefee62ae9b6dd90ede7211844235fc7b" args="" -->
static const int </td><td class="memItemRight" valign="bottom"><b>IV_REQUIREMENT</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae5687e4a40c5289764feac86eed81cc2"></a><!-- doxytag: member="Weak1::MARC4_Base::IV_LENGTH" ref="ae5687e4a40c5289764feac86eed81cc2" args="" -->
static const int </td><td class="memItemRight" valign="bottom"><b>IV_LENGTH</b></td></tr>
<tr><td colspan="2"><h2><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2c847f9add71feebeccf26be0fdb9bc8"></a><!-- doxytag: member="Weak1::MARC4_Base::GetDefaultDiscardBytes" ref="a2c847f9add71feebeccf26be0fdb9bc8" args="() const " -->
unsigned int </td><td class="memItemRight" valign="bottom"><b>GetDefaultDiscardBytes</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6f4a58b7d62900729eee7c7532851378"></a><!-- doxytag: member="Weak1::MARC4_Base::UncheckedSetKey" ref="a6f4a58b7d62900729eee7c7532851378" args="(const byte *key, unsigned int length, const NameValuePairs &params)" -->
void </td><td class="memItemRight" valign="bottom"><b>UncheckedSetKey</b> (const byte *key, unsigned int length, const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &params)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acffa20377045ee6a2399bf2070b33fb3"></a><!-- doxytag: member="Weak1::MARC4_Base::GetAlgorithm" ref="acffa20377045ee6a2399bf2070b33fb3" args="() const " -->
const <a class="el" href="class_algorithm.html">Algorithm</a> & </td><td class="memItemRight" valign="bottom"><b>GetAlgorithm</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a32b2095542b18025814118734bf34da2"></a><!-- doxytag: member="Weak1::MARC4_Base::ThrowIfInvalidKeyLength" ref="a32b2095542b18025814118734bf34da2" args="(size_t length)" -->
void </td><td class="memItemRight" valign="bottom"><b>ThrowIfInvalidKeyLength</b> (size_t length)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae60d9774af66fc673fe6139f5880c477"></a><!-- doxytag: member="Weak1::MARC4_Base::ThrowIfResynchronizable" ref="ae60d9774af66fc673fe6139f5880c477" args="()" -->
void </td><td class="memItemRight" valign="bottom"><b>ThrowIfResynchronizable</b> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac687add7d0a09c626d85b77714bbd114"></a><!-- doxytag: member="Weak1::MARC4_Base::ThrowIfInvalidIV" ref="ac687add7d0a09c626d85b77714bbd114" args="(const byte *iv)" -->
void </td><td class="memItemRight" valign="bottom"><b>ThrowIfInvalidIV</b> (const byte *iv)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aaae6c529f861c47193f3498719e2dc48"></a><!-- doxytag: member="Weak1::MARC4_Base::ThrowIfInvalidIVLength" ref="aaae6c529f861c47193f3498719e2dc48" args="(int size)" -->
size_t </td><td class="memItemRight" valign="bottom"><b>ThrowIfInvalidIVLength</b> (int size)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a66ce967c9b8717baa10b4bdb2312d08d"></a><!-- doxytag: member="Weak1::MARC4_Base::GetIVAndThrowIfInvalid" ref="a66ce967c9b8717baa10b4bdb2312d08d" args="(const NameValuePairs &params, size_t &size)" -->
const byte * </td><td class="memItemRight" valign="bottom"><b>GetIVAndThrowIfInvalid</b> (const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &params, size_t &size)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a719efcf12f0de461b951830b8131b36a"></a><!-- doxytag: member="Weak1::MARC4_Base::AssertValidKeyLength" ref="a719efcf12f0de461b951830b8131b36a" args="(size_t length) const " -->
void </td><td class="memItemRight" valign="bottom"><b>AssertValidKeyLength</b> (size_t length) const </td></tr>
<tr><td colspan="2"><h2><a name="pro-attribs"></a>
Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="afda46a15541cdc4d513ec22431fe105b"></a><!-- doxytag: member="Weak1::MARC4_Base::m_state" ref="afda46a15541cdc4d513ec22431fe105b" args="" -->
<a class="el" href="class_fixed_size_sec_block.html">FixedSizeSecBlock</a>< byte, 256 > </td><td class="memItemRight" valign="bottom"><b>m_state</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a29f63756c5afe80ab801d42f4b5ee1ee"></a><!-- doxytag: member="Weak1::MARC4_Base::m_x" ref="a29f63756c5afe80ab801d42f4b5ee1ee" args="" -->
byte </td><td class="memItemRight" valign="bottom"><b>m_x</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2a6f0319c66fc26f25d5731c90f17381"></a><!-- doxytag: member="Weak1::MARC4_Base::m_y" ref="a2a6f0319c66fc26f25d5731c90f17381" args="" -->
byte </td><td class="memItemRight" valign="bottom"><b>m_y</b></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>_ </p>
<p>Definition at line <a class="el" href="arc4_8h_source.html#l00042">42</a> of file <a class="el" href="arc4_8h_source.html">arc4.h</a>.</p>
</div><hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="aa20124dfc1bac5050b1cd922e552ba95"></a><!-- doxytag: member="Weak1::MARC4_Base::ProcessData" ref="aa20124dfc1bac5050b1cd922e552ba95" args="(byte *outString, const byte *inString, size_t length)" -->
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<table class="memname">
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<td class="memname">void ARC4_Base::ProcessData </td>
<td>(</td>
<td class="paramtype">byte * </td>
<td class="paramname"><em>outString</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const byte * </td>
<td class="paramname"><em>inString</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>length</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td><code> [virtual, inherited]</code></td>
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<p>encrypt or decrypt an array of bytes of specified length </p>
<dl class="note"><dt><b>Note:</b></dt><dd>either inString == outString, or they don't overlap </dd></dl>
<p>Implements <a class="el" href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">StreamTransformation</a>.</p>
<p>Definition at line <a class="el" href="arc4_8cpp_source.html#l00071">71</a> of file <a class="el" href="arc4_8cpp_source.html">arc4.cpp</a>.</p>
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<a class="anchor" id="ace592244cfbd6c18398ea6c75857532e"></a><!-- doxytag: member="Weak1::MARC4_Base::GenerateBit" ref="ace592244cfbd6c18398ea6c75857532e" args="()" -->
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<td class="memname">unsigned int RandomNumberGenerator::GenerateBit </td>
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<td class="paramname"></td><td>)</td>
<td><code> [virtual, inherited]</code></td>
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<p>generate new random bit and return it </p>
<p>Default implementation is to call <a class="el" href="class_random_number_generator.html#ada0f7c437b0c8e6ba94ebcd75bff4bda" title="generate new random byte and return it">GenerateByte()</a> and return its lowest bit. </p>
<p>Reimplemented in <a class="el" href="class_public_blum_blum_shub.html#a6871d5e2ba162f32574d6b43e2473286">PublicBlumBlumShub</a>.</p>
<p>Definition at line <a class="el" href="cryptlib_8cpp_source.html#l00236">236</a> of file <a class="el" href="cryptlib_8cpp_source.html">cryptlib.cpp</a>.</p>
<p>References <a class="el" href="cryptlib_8cpp_source.html#l00241">RandomNumberGenerator::GenerateByte()</a>.</p>
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<a class="anchor" id="adf3c29b3ef3af74788a58c7c49887fd7"></a><!-- doxytag: member="Weak1::MARC4_Base::SetKey" ref="adf3c29b3ef3af74788a58c7c49887fd7" args="(const byte *key, size_t length, const NameValuePairs &params=g_nullNameValuePairs)" -->
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<td class="memname">void SimpleKeyingInterface::SetKey </td>
<td>(</td>
<td class="paramtype">const byte * </td>
<td class="paramname"><em>key</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>length</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> & </td>
<td class="paramname"><em>params</em> = <code><a class="el" href="cryptlib_8h.html#aa9048ef24353685fd0dcc4180c6884c2">g_nullNameValuePairs</a></code> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td><code> [virtual, inherited]</code></td>
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<p>set or reset the key of this object </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">params</td><td>is used to specify Rounds, BlockSize, etc. </td></tr>
</table>
</dd>
</dl>
<p>Reimplemented in <a class="el" href="class_authenticated_symmetric_cipher_base.html#aea1353c1d0a94c3f81ebcf53f6b7ea57">AuthenticatedSymmetricCipherBase</a>, and <a class="el" href="class_e_c_b___one_way.html#aea389c964114b73390dd81d836124461">ECB_OneWay</a>.</p>
<p>Definition at line <a class="el" href="cryptlib_8cpp_source.html#l00060">60</a> of file <a class="el" href="cryptlib_8cpp_source.html">cryptlib.cpp</a>.</p>
<p>Referenced by <a class="el" href="cryptlib_8cpp_source.html#l00071">SimpleKeyingInterface::SetKeyWithIV()</a>, and <a class="el" href="cryptlib_8cpp_source.html#l00066">SimpleKeyingInterface::SetKeyWithRounds()</a>.</p>
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<a class="anchor" id="ad263f4a96fa8b4e7d01fea8ccaae9d3b"></a><!-- doxytag: member="Weak1::MARC4_Base::IsResynchronizable" ref="ad263f4a96fa8b4e7d01fea8ccaae9d3b" args="() const " -->
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<td class="memname">bool SimpleKeyingInterface::IsResynchronizable </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [inline, inherited]</code></td>
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<p>returns whether this object can be resynchronized (i.e. supports initialization vectors) </p>
<p>If this function returns true, and no IV is passed to <a class="el" href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7" title="set or reset the key of this object">SetKey()</a> and <a class="el" href="class_simple_keying_interface.html#a9c47590ef06335b34bdaf272fd37ef4d" title="returns whether this object can use structured IVs, for example a counter (in addition to ones return...">CanUseStructuredIVs()</a>==true, an IV of all 0's will be assumed. </p>
<p>Definition at line <a class="el" href="cryptlib_8h_source.html#l00386">386</a> of file <a class="el" href="cryptlib_8h_source.html">cryptlib.h</a>.</p>
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<a class="anchor" id="a917224bb6df7431d6469e7a10feac5fa"></a><!-- doxytag: member="Weak1::MARC4_Base::GetNextIV" ref="a917224bb6df7431d6469e7a10feac5fa" args="(RandomNumberGenerator &rng, byte *IV)" -->
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<td class="memname">void SimpleKeyingInterface::GetNextIV </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> & </td>
<td class="paramname"><em>rng</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">byte * </td>
<td class="paramname"><em>IV</em> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td><code> [virtual, inherited]</code></td>
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<p>get a secure IV for the next message </p>
<p>This method should be called after you finish encrypting one message and are ready to start the next one. After calling it, you must call <a class="el" href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7" title="set or reset the key of this object">SetKey()</a> or <a class="el" href="class_simple_keying_interface.html#ae576137a46ca56005e82f1505cf3cccc" title="resynchronize with an IV. ivLength=-1 means use IVSize()">Resynchronize()</a> before using this object again. This method is not implemented on decryption objects. </p>
<p>Reimplemented in <a class="el" href="class_v_m_a_c___base.html#abd5685ab3eaf6ec272f7e062c3194c6c">VMAC_Base</a>.</p>
<p>Definition at line <a class="el" href="cryptlib_8cpp_source.html#l00136">136</a> of file <a class="el" href="cryptlib_8cpp_source.html">cryptlib.cpp</a>.</p>
<p>References <a class="el" href="cryptlib_8cpp_source.html#l00264">RandomNumberGenerator::GenerateBlock()</a>.</p>
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<a class="anchor" id="ae79457bcbafc980672d88ee54ed4ac66"></a><!-- doxytag: member="Weak1::MARC4_Base::OptimalBlockSize" ref="ae79457bcbafc980672d88ee54ed4ac66" args="() const " -->
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<td class="memname">virtual unsigned int StreamTransformation::OptimalBlockSize </td>
<td>(</td>
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<td> const<code> [inline, virtual, inherited]</code></td>
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<p>returns the input block size that is most efficient for this cipher </p>
<dl class="note"><dt><b>Note:</b></dt><dd>optimal input length is n * <a class="el" href="class_stream_transformation.html#ae79457bcbafc980672d88ee54ed4ac66" title="returns the input block size that is most efficient for this cipher">OptimalBlockSize()</a> - <a class="el" href="class_stream_transformation.html#a94b4e1d14edde1fdde38361bce9ca4c6" title="returns how much of the current block is used up">GetOptimalBlockSizeUsed()</a> for any n > 0 </dd></dl>
<p>Reimplemented in <a class="el" href="class_e_c_b___one_way.html#ae525b1874f11cd0aa85f2d93c17f9d08">ECB_OneWay</a>.</p>
<p>Definition at line <a class="el" href="cryptlib_8h_source.html#l00481">481</a> of file <a class="el" href="cryptlib_8h_source.html">cryptlib.h</a>.</p>
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<a class="anchor" id="a0668b78edaea082f87bf3e878c4c02f7"></a><!-- doxytag: member="Weak1::MARC4_Base::ProcessLastBlock" ref="a0668b78edaea082f87bf3e878c4c02f7" args="(byte *outString, const byte *inString, size_t length)" -->
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<td class="memname">void StreamTransformation::ProcessLastBlock </td>
<td>(</td>
<td class="paramtype">byte * </td>
<td class="paramname"><em>outString</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const byte * </td>
<td class="paramname"><em>inString</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>length</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td><code> [virtual, inherited]</code></td>
</tr>
</table>
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<div class="memdoc">
<p>for ciphers where the last block of data is special, encrypt or decrypt the last block of data </p>
<p>For now the only use of this function is for CBC-CTS mode. </p>
<p>Reimplemented in <a class="el" href="class_c_b_c___c_t_s___encryption.html#afa5e227b89c39bff1386df7cebaa5f32">CBC_CTS_Encryption</a>, and <a class="el" href="class_c_b_c___c_t_s___decryption.html#a2f23aad280dc56920f16ea0711b39d89">CBC_CTS_Decryption</a>.</p>
<p>Definition at line <a class="el" href="cryptlib_8cpp_source.html#l00194">194</a> of file <a class="el" href="cryptlib_8cpp_source.html">cryptlib.cpp</a>.</p>
<p>References <a class="el" href="cryptlib_8h_source.html#l00343">Algorithm::AlgorithmName()</a>, <a class="el" href="cryptlib_8h_source.html#l00477">StreamTransformation::MandatoryBlockSize()</a>, <a class="el" href="cryptlib_8h_source.html#l00496">StreamTransformation::MinLastBlockSize()</a>, and <a class="el" href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">StreamTransformation::ProcessData()</a>.</p>
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</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="arc4_8h_source.html">arc4.h</a></li>
</ul>
</div>
<hr class="footer"/><address class="footer"><small>Generated on Sun Oct 16 2011 for Crypto++ by 
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