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<div class="navpath"><a class="el" href="class_g_c_m___base.html">GCM_Base</a>::<a class="el" href="class_g_c_m___base_1_1_g_c_t_r.html">GCTR</a>
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<h1>GCM_Base::GCTR Class Reference</h1><!-- doxytag: class="GCM_Base::GCTR" --><!-- doxytag: inherits="CipherModeFinalTemplate_ExternalCipher< ConcretePolicyHolder< Empty, AdditiveCipherTemplate< AbstractPolicyHolder< AdditiveCipherAbstractPolicy, CTR_ModePolicy > > > >" --><div class="dynheader">
Inheritance diagram for GCM_Base::GCTR:</div>
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<img src="class_g_c_m___base_1_1_g_c_t_r.gif" usemap="#GCM_Base::GCTR_map" alt=""/>
<map id="GCM_Base::GCTR_map" name="GCM_Base::GCTR_map">
<area href="class_cipher_mode_final_template___external_cipher.html" alt="CipherModeFinalTemplate_ExternalCipher< ConcretePolicyHolder< Empty, AdditiveCipherTemplate< AbstractPolicyHolder< AdditiveCipherAbstractPolicy, CTR_ModePolicy > > > >" shape="rect" coords="2104,560,3146,584"/>
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<area href="class_additive_cipher_template.html" alt="AdditiveCipherTemplate< AbstractPolicyHolder< AdditiveCipherAbstractPolicy, CTR_ModePolicy > >" shape="rect" coords="1578,448,2620,472"/>
<area href="class_empty.html" alt="Empty" shape="rect" coords="2630,448,3672,472"/>
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<area href="class_random_number_generator.html" alt="RandomNumberGenerator" shape="rect" coords="2104,392,3146,416"/>
<area href="class_c_t_r___mode_policy.html" alt="CTR_ModePolicy" shape="rect" coords="1052,336,2094,360"/>
<area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="2104,336,3146,360"/>
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<area href="struct_additive_cipher_abstract_policy.html" alt="AdditiveCipherAbstractPolicy" shape="rect" coords="1578,224,2620,248"/>
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<area href="class_simple_keying_interface.html" alt="SimpleKeyingInterface" shape="rect" coords="0,112,1042,136"/>
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<p><a href="class_g_c_m___base_1_1_g_c_t_r-members.html">List of all members.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Public Types</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a79b269d3b9def1c573eb8b73926bbfdf"></a><!-- doxytag: member="GCM_Base::GCTR::PolicyInterface" ref="a79b269d3b9def1c573eb8b73926bbfdf" args="" -->
typedef <a class="el" href="class_abstract_policy_holder.html">AbstractPolicyHolder</a><br class="typebreak"/>
< <a class="el" href="struct_additive_cipher_abstract_policy.html">AdditiveCipherAbstractPolicy</a>, <br class="typebreak"/>
<a class="el" href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a> ><br class="typebreak"/>
::<a class="el" href="struct_additive_cipher_abstract_policy.html">PolicyInterface</a> </td><td class="memItemRight" valign="bottom"><b>PolicyInterface</b></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>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7b82123ace75c9e733570c50a4a22642"></a><!-- doxytag: member="GCM_Base::GCTR::AlgorithmName" ref="a7b82123ace75c9e733570c50a4a22642" args="() const" -->
std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_cipher_mode_final_template___external_cipher.html#a7b82123ace75c9e733570c50a4a22642">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="aa8cfabe995c7262fc51e63d8d8269c2b"></a><!-- doxytag: member="GCM_Base::GCTR::GenerateBlock" ref="aa8cfabe995c7262fc51e63d8d8269c2b" args="(byte *output, size_t size)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#aa8cfabe995c7262fc51e63d8d8269c2b">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">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a5903c41f2e4e2aa6df44715244f2f3f3">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="#a5903c41f2e4e2aa6df44715244f2f3f3"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a888253a4c1eaf08d38e2e3a3a663319e"></a><!-- doxytag: member="GCM_Base::GCTR::Resynchronize" ref="a888253a4c1eaf08d38e2e3a3a663319e" args="(const byte *iv, int length=-1)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a888253a4c1eaf08d38e2e3a3a663319e">Resynchronize</a> (const byte *iv, int length=-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">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a02181f39db019ca194822b8afcfaf559">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="#a02181f39db019ca194822b8afcfaf559"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a296c2eddb2ebdc88d2c52ea73a9fb8dd"></a><!-- doxytag: member="GCM_Base::GCTR::GetOptimalNextBlockSize" ref="a296c2eddb2ebdc88d2c52ea73a9fb8dd" args="() const" -->
unsigned int </td><td class="memItemRight" valign="bottom"><b>GetOptimalNextBlockSize</b> () const</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1c57acaee511a4fd54691ebf3392b422"></a><!-- doxytag: member="GCM_Base::GCTR::OptimalDataAlignment" ref="a1c57acaee511a4fd54691ebf3392b422" args="() const" -->
unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a1c57acaee511a4fd54691ebf3392b422">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"><a class="anchor" id="a04041a45748263f149a6eb76babc4a9b"></a><!-- doxytag: member="GCM_Base::GCTR::IsSelfInverting" ref="a04041a45748263f149a6eb76babc4a9b" args="() const" -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a04041a45748263f149a6eb76babc4a9b">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="a50dfbc6747819dd334fd30be63d2d03c"></a><!-- doxytag: member="GCM_Base::GCTR::IsForwardTransformation" ref="a50dfbc6747819dd334fd30be63d2d03c" args="() const" -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a50dfbc6747819dd334fd30be63d2d03c">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="a286650935516d27eaa8003dd9f6bf299"></a><!-- doxytag: member="GCM_Base::GCTR::IsRandomAccess" ref="a286650935516d27eaa8003dd9f6bf299" args="() const" -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a286650935516d27eaa8003dd9f6bf299">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="a68d4dc2904da4df5a7ead785ad7bc67e"></a><!-- doxytag: member="GCM_Base::GCTR::Seek" ref="a68d4dc2904da4df5a7ead785ad7bc67e" args="(lword position)" -->
void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_additive_cipher_template.html#a68d4dc2904da4df5a7ead785ad7bc67e">Seek</a> (lword position)</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" align="right" valign="top"><a class="anchor" id="a2f5a71770ff1028549c85d0ceead4119"></a><!-- doxytag: member="GCM_Base::GCTR::CipherIsRandomAccess" ref="a2f5a71770ff1028549c85d0ceead4119" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><b>CipherIsRandomAccess</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa1362c4227cb260577d227750c2f7ff8"></a><!-- doxytag: member="GCM_Base::GCTR::IVRequirement" ref="aa1362c4227cb260577d227750c2f7ff8" args="() const " -->
IV_Requirement </td><td class="memItemRight" valign="bottom"><a class="el" href="class_c_t_r___mode_policy.html#aa1362c4227cb260577d227750c2f7ff8">IVRequirement</a> () const </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"><a class="anchor" id="a8224beab6f15889bae44d06efb8c01f1"></a><!-- doxytag: member="GCM_Base::GCTR::MinKeyLength" ref="a8224beab6f15889bae44d06efb8c01f1" args="() const " -->
size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_cipher_mode_base.html#a8224beab6f15889bae44d06efb8c01f1">MinKeyLength</a> () const </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="ae2b61a0b36c284db0500cbd82a92aa09"></a><!-- doxytag: member="GCM_Base::GCTR::MaxKeyLength" ref="ae2b61a0b36c284db0500cbd82a92aa09" args="() const " -->
size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_cipher_mode_base.html#ae2b61a0b36c284db0500cbd82a92aa09">MaxKeyLength</a> () const </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="a78845a270a50fc42f0a952e35c781ba6"></a><!-- doxytag: member="GCM_Base::GCTR::DefaultKeyLength" ref="a78845a270a50fc42f0a952e35c781ba6" args="() const " -->
size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_cipher_mode_base.html#a78845a270a50fc42f0a952e35c781ba6">DefaultKeyLength</a> () const </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="a8c1ffbf107876873abb5039b2facf421"></a><!-- doxytag: member="GCM_Base::GCTR::GetValidKeyLength" ref="a8c1ffbf107876873abb5039b2facf421" args="(size_t n) const " -->
size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_cipher_mode_base.html#a8c1ffbf107876873abb5039b2facf421">GetValidKeyLength</a> (size_t n) const </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="a7e6c0f7dd7b952e4f6d46b16b2b2a5ad"></a><!-- doxytag: member="GCM_Base::GCTR::IsValidKeyLength" ref="a7e6c0f7dd7b952e4f6d46b16b2b2a5ad" args="(size_t n) const " -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_cipher_mode_base.html#a7e6c0f7dd7b952e4f6d46b16b2b2a5ad">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"><a class="anchor" id="a353498711671d0f44a87fc27211c3d1c"></a><!-- doxytag: member="GCM_Base::GCTR::IVSize" ref="a353498711671d0f44a87fc27211c3d1c" args="() const " -->
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="a9bccbd9e2c1a76282ddb6f1a79b3d80e"></a><!-- doxytag: member="GCM_Base::GCTR::SetCipher" ref="a9bccbd9e2c1a76282ddb6f1a79b3d80e" args="(BlockCipher &cipher)" -->
void </td><td class="memItemRight" valign="bottom"><b>SetCipher</b> (<a class="el" href="class_block_cipher.html">BlockCipher</a> &cipher)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6bc4f26f7c59f484073d04829274875a"></a><!-- doxytag: member="GCM_Base::GCTR::SetCipherWithIV" ref="a6bc4f26f7c59f484073d04829274875a" args="(BlockCipher &cipher, const byte *iv, int feedbackSize=0)" -->
void </td><td class="memItemRight" valign="bottom"><b>SetCipherWithIV</b> (<a class="el" href="class_block_cipher.html">BlockCipher</a> &cipher, const byte *iv, int feedbackSize=0)</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#ad3205973dd1afa14090a683154c1109c">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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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">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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="a5b2090b3c27540aa3db0281406fedb38"></a><!-- doxytag: member="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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">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="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, <a href="#a8c9304fff5af593ee68d3cf0d33c06e9"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3638ff7580edb42a5b1c367e53a7436f"></a><!-- doxytag: member="GCM_Base::GCTR::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"><a class="anchor" id="a94b4e1d14edde1fdde38361bce9ca4c6"></a><!-- doxytag: member="GCM_Base::GCTR::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">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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="a24b43349a71e1f98508eeb10b31a0a62"></a><!-- doxytag: member="GCM_Base::GCTR::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="a79a5290262325372d5133797086afd28"></a><!-- doxytag: member="GCM_Base::GCTR::GetOptimalBlockSize" ref="a79a5290262325372d5133797086afd28" args="() const " -->
virtual unsigned int </td><td class="memItemRight" valign="bottom"><b>GetOptimalBlockSize</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6feb4f0afedb62a495b7a9ae311fa1cb"></a><!-- doxytag: member="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="a44f70ad8fed869a4ee55f50ef8e6e699"></a><!-- doxytag: member="GCM_Base::GCTR::DiscardBytes" ref="a44f70ad8fed869a4ee55f50ef8e6e699" args="(size_t n)" -->
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><td class="mdescLeft"> </td><td class="mdescRight">generate and discard n bytes <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a5cc474006e2c7383ec20cc4d0c2abbaf"></a><!-- doxytag: member="GCM_Base::GCTR::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="GCM_Base::GCTR::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 colspan="2"><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a92512c120b1c6091ac2ebc5ac93aafc3"></a><!-- doxytag: member="GCM_Base::GCTR::StaticAlgorithmName" ref="a92512c120b1c6091ac2ebc5ac93aafc3" args="()" -->
static const char *__cdecl </td><td class="memItemRight" valign="bottom"><b>StaticAlgorithmName</b> ()</td></tr>
<tr><td colspan="2"><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6cd1a7846f8605834a273bdfbeeea50a"></a><!-- doxytag: member="GCM_Base::GCTR::IncrementCounterBy256" ref="a6cd1a7846f8605834a273bdfbeeea50a" args="()" -->
void </td><td class="memItemRight" valign="bottom"><b>IncrementCounterBy256</b> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a08d47d39ca49317f0543df68350aa8bf"></a><!-- doxytag: member="GCM_Base::GCTR::GetPolicy" ref="a08d47d39ca49317f0543df68350aa8bf" args="() const" -->
const typename <br class="typebreak"/>
<a class="el" href="class_additive_cipher_template.html">AdditiveCipherTemplate</a><br class="typebreak"/>
< <a class="el" href="class_abstract_policy_holder.html">AbstractPolicyHolder</a><br class="typebreak"/>
< <a class="el" href="struct_additive_cipher_abstract_policy.html">AdditiveCipherAbstractPolicy</a>, <br class="typebreak"/>
<a class="el" href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a> ><br class="typebreak"/>
>::<a class="el" href="struct_additive_cipher_abstract_policy.html">PolicyInterface</a> & </td><td class="memItemRight" valign="bottom"><b>GetPolicy</b> () const</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1d90cb30eace971937cf02c0abafe6ea"></a><!-- doxytag: member="GCM_Base::GCTR::AccessPolicy" ref="a1d90cb30eace971937cf02c0abafe6ea" args="()" -->
typename <br class="typebreak"/>
<a class="el" href="class_additive_cipher_template.html">AdditiveCipherTemplate</a><br class="typebreak"/>
< <a class="el" href="class_abstract_policy_holder.html">AbstractPolicyHolder</a><br class="typebreak"/>
< <a class="el" href="struct_additive_cipher_abstract_policy.html">AdditiveCipherAbstractPolicy</a>, <br class="typebreak"/>
<a class="el" href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a> ><br class="typebreak"/>
>::<a class="el" href="struct_additive_cipher_abstract_policy.html">PolicyInterface</a> & </td><td class="memItemRight" valign="bottom"><b>AccessPolicy</b> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae3b8f05b15fee7d363a5a3009cf5ef6b"></a><!-- doxytag: member="GCM_Base::GCTR::UncheckedSetKey" ref="ae3b8f05b15fee7d363a5a3009cf5ef6b" 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="a2b8c6e4e11ac35c6f267991d0b62f84c"></a><!-- doxytag: member="GCM_Base::GCTR::GetBufferByteSize" ref="a2b8c6e4e11ac35c6f267991d0b62f84c" args="(const PolicyInterface &policy) const" -->
unsigned int </td><td class="memItemRight" valign="bottom"><b>GetBufferByteSize</b> (const <a class="el" href="struct_additive_cipher_abstract_policy.html">PolicyInterface</a> &policy) const</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa0b80a8012abd9061b9522102737069b"></a><!-- doxytag: member="GCM_Base::GCTR::KeystreamBufferBegin" ref="aa0b80a8012abd9061b9522102737069b" args="()" -->
byte * </td><td class="memItemRight" valign="bottom"><b>KeystreamBufferBegin</b> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a99f88c7364a00f78d4afe44f4c962e9e"></a><!-- doxytag: member="GCM_Base::GCTR::KeystreamBufferEnd" ref="a99f88c7364a00f78d4afe44f4c962e9e" args="()" -->
byte * </td><td class="memItemRight" valign="bottom"><b>KeystreamBufferEnd</b> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3e6d8211d0320374054c8fa580923d01"></a><!-- doxytag: member="GCM_Base::GCTR::GetAlignment" ref="a3e6d8211d0320374054c8fa580923d01" args="() const " -->
unsigned int </td><td class="memItemRight" valign="bottom"><b>GetAlignment</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ac758ff43cc3c0cb3b98ef37cf6911c7f"></a><!-- doxytag: member="GCM_Base::GCTR::GetBytesPerIteration" ref="ac758ff43cc3c0cb3b98ef37cf6911c7f" args="() const " -->
unsigned int </td><td class="memItemRight" valign="bottom"><b>GetBytesPerIteration</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1c834bdba6ac84049d504329a2cff7b5"></a><!-- doxytag: member="GCM_Base::GCTR::GetIterationsToBuffer" ref="a1c834bdba6ac84049d504329a2cff7b5" args="() const " -->
unsigned int </td><td class="memItemRight" valign="bottom"><b>GetIterationsToBuffer</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a9626be1038a8e61d04292fa26169a4c5"></a><!-- doxytag: member="GCM_Base::GCTR::WriteKeystream" ref="a9626be1038a8e61d04292fa26169a4c5" args="(byte *buffer, size_t iterationCount)" -->
void </td><td class="memItemRight" valign="bottom"><b>WriteKeystream</b> (byte *buffer, size_t iterationCount)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a112371ceda7dd9ac20bc963a7d314185"></a><!-- doxytag: member="GCM_Base::GCTR::CanOperateKeystream" ref="a112371ceda7dd9ac20bc963a7d314185" args="() const " -->
bool </td><td class="memItemRight" valign="bottom"><b>CanOperateKeystream</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7d00b3ca598777c5f9a42326b92ae47a"></a><!-- doxytag: member="GCM_Base::GCTR::OperateKeystream" ref="a7d00b3ca598777c5f9a42326b92ae47a" args="(KeystreamOperation operation, byte *output, const byte *input, size_t iterationCount)" -->
void </td><td class="memItemRight" valign="bottom"><b>OperateKeystream</b> (KeystreamOperation operation, byte *output, const byte *input, size_t iterationCount)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1329d48edfe1aa39cf9945a785b85516"></a><!-- doxytag: member="GCM_Base::GCTR::CipherResynchronize" ref="a1329d48edfe1aa39cf9945a785b85516" args="(byte *keystreamBuffer, const byte *iv, size_t length)" -->
void </td><td class="memItemRight" valign="bottom"><b>CipherResynchronize</b> (byte *keystreamBuffer, const byte *iv, size_t length)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a9bf110f3ac5ed1b67fbfd2eb470ff32f"></a><!-- doxytag: member="GCM_Base::GCTR::SeekToIteration" ref="a9bf110f3ac5ed1b67fbfd2eb470ff32f" args="(lword iterationCount)" -->
void </td><td class="memItemRight" valign="bottom"><b>SeekToIteration</b> (lword iterationCount)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a35fa9c9e616b0145c1e21745de48a684"></a><!-- doxytag: member="GCM_Base::GCTR::BlockSize" ref="a35fa9c9e616b0145c1e21745de48a684" args="() const " -->
unsigned int </td><td class="memItemRight" valign="bottom"><b>BlockSize</b> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a687cdab140bc5c733bc43299a97c2a17"></a><!-- doxytag: member="GCM_Base::GCTR::SetFeedbackSize" ref="a687cdab140bc5c733bc43299a97c2a17" args="(unsigned int feedbackSize)" -->
virtual void </td><td class="memItemRight" valign="bottom"><b>SetFeedbackSize</b> (unsigned int feedbackSize)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a8c864c16ce0eb014699c0a61adcc6836"></a><!-- doxytag: member="GCM_Base::GCTR::ResizeBuffers" ref="a8c864c16ce0eb014699c0a61adcc6836" args="()" -->
virtual void </td><td class="memItemRight" valign="bottom"><b>ResizeBuffers</b> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acffa20377045ee6a2399bf2070b33fb3"></a><!-- doxytag: member="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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="GCM_Base::GCTR::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>Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="adc071d835c1113d83a98ca62b09f0904"></a><!-- doxytag: member="GCM_Base::GCTR::m_buffer" ref="adc071d835c1113d83a98ca62b09f0904" args="" -->
<a class="el" href="class_sec_block.html">SecByteBlock</a> </td><td class="memItemRight" valign="bottom"><b>m_buffer</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0c2f1c9e2245bff40739170769ea39c4"></a><!-- doxytag: member="GCM_Base::GCTR::m_leftOver" ref="a0c2f1c9e2245bff40739170769ea39c4" args="" -->
size_t </td><td class="memItemRight" valign="bottom"><b>m_leftOver</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab7d861746395bb143a9a2a537cef5b50"></a><!-- doxytag: member="GCM_Base::GCTR::m_counterArray" ref="ab7d861746395bb143a9a2a537cef5b50" args="" -->
<a class="el" href="class_sec_block.html">AlignedSecByteBlock</a> </td><td class="memItemRight" valign="bottom"><b>m_counterArray</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab6c63ae5b5521b462912b1bb2d766989"></a><!-- doxytag: member="GCM_Base::GCTR::m_cipher" ref="ab6c63ae5b5521b462912b1bb2d766989" args="" -->
<a class="el" href="class_block_cipher.html">BlockCipher</a> * </td><td class="memItemRight" valign="bottom"><b>m_cipher</b></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="abec6a6cb74251544b173d639221fe324"></a><!-- doxytag: member="GCM_Base::GCTR::m_register" ref="abec6a6cb74251544b173d639221fe324" args="" -->
<a class="el" href="class_sec_block.html">AlignedSecByteBlock</a> </td><td class="memItemRight" valign="bottom"><b>m_register</b></td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Definition at line <a class="el" href="gcm_8h_source.html#l00067">67</a> of file <a class="el" href="gcm_8h_source.html">gcm.h</a>.</p>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a5903c41f2e4e2aa6df44715244f2f3f3"></a><!-- doxytag: member="GCM_Base::GCTR::ProcessData" ref="a5903c41f2e4e2aa6df44715244f2f3f3" args="(byte *outString, const byte *inString, size_t length)" -->
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<td class="memname">void <a class="el" href="class_additive_cipher_template.html">AdditiveCipherTemplate</a>< <a class="el" href="class_abstract_policy_holder.html">AbstractPolicyHolder</a>< <a class="el" href="struct_additive_cipher_abstract_policy.html">AdditiveCipherAbstractPolicy</a>, <a class="el" href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a> > >::ProcessData </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><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [virtual, inherited]</code></td>
</tr>
</table>
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<div class="memdoc">
<p>Implements <a class="el" href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">StreamTransformation</a>.</p>
</div>
</div>
<a class="anchor" id="a02181f39db019ca194822b8afcfaf559"></a><!-- doxytag: member="GCM_Base::GCTR::OptimalBlockSize" ref="a02181f39db019ca194822b8afcfaf559" args="() const" -->
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<td class="memname">unsigned int <a class="el" href="class_additive_cipher_template.html">AdditiveCipherTemplate</a>< <a class="el" href="class_abstract_policy_holder.html">AbstractPolicyHolder</a>< <a class="el" href="struct_additive_cipher_abstract_policy.html">AdditiveCipherAbstractPolicy</a>, <a class="el" href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a> > >::OptimalBlockSize </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td> const<code> [inline, virtual, inherited]</code></td>
</tr>
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<div class="memdoc">
<p>Reimplemented from <a class="el" href="class_stream_transformation.html#ae79457bcbafc980672d88ee54ed4ac66">StreamTransformation</a>.</p>
<p>Definition at line <a class="el" href="strciphr_8h_source.html#l00140">140</a> of file <a class="el" href="strciphr_8h_source.html">strciphr.h</a>.</p>
</div>
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<a class="anchor" id="adf3c29b3ef3af74788a58c7c49887fd7"></a><!-- doxytag: member="GCM_Base::GCTR::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#ad3205973dd1afa14090a683154c1109c">g_nullNameValuePairs</a></code></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [virtual, inherited]</code></td>
</tr>
</table>
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<div class="memdoc">
<p>set or reset the key of this object </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>params</em> </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#l00053">53</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#l00064">SimpleKeyingInterface::SetKeyWithIV()</a>, and <a class="el" href="cryptlib_8cpp_source.html#l00059">SimpleKeyingInterface::SetKeyWithRounds()</a>.</p>
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<a class="anchor" id="ad263f4a96fa8b4e7d01fea8ccaae9d3b"></a><!-- doxytag: member="GCM_Base::GCTR::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...">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#l00393">393</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="GCM_Base::GCTR::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><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [virtual, inherited]</code></td>
</tr>
</table>
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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#l00129">129</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#l00257">RandomNumberGenerator::GenerateBlock()</a>.</p>
</div>
</div>
<a class="anchor" id="a8c9304fff5af593ee68d3cf0d33c06e9"></a><!-- doxytag: member="GCM_Base::GCTR::Ref" ref="a8c9304fff5af593ee68d3cf0d33c06e9" args="()" -->
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<td class="memname"><a class="el" href="class_stream_transformation.html">StreamTransformation</a>& StreamTransformation::Ref </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td><code> [inline, inherited]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>return a reference to this object, </p>
<p>This function is useful for passing a temporary <a class="el" href="class_stream_transformation.html" title="interface for the data processing part of stream ciphers">StreamTransformation</a> object to a function that takes a non-const reference. </p>
<p>Definition at line <a class="el" href="cryptlib_8h_source.html#l00483">483</a> of file <a class="el" href="cryptlib_8h_source.html">cryptlib.h</a>.</p>
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</div>
<a class="anchor" id="a0668b78edaea082f87bf3e878c4c02f7"></a><!-- doxytag: member="GCM_Base::GCTR::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><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [virtual, inherited]</code></td>
</tr>
</table>
</div>
<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#l00187">187</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#l00350">Algorithm::AlgorithmName()</a>, <a class="el" href="cryptlib_8h_source.html#l00486">StreamTransformation::MandatoryBlockSize()</a>, <a class="el" href="cryptlib_8h_source.html#l00505">StreamTransformation::MinLastBlockSize()</a>, and <a class="el" href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">StreamTransformation::ProcessData()</a>.</p>
</div>
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<a class="anchor" id="ace592244cfbd6c18398ea6c75857532e"></a><!-- doxytag: member="GCM_Base::GCTR::GenerateBit" ref="ace592244cfbd6c18398ea6c75857532e" args="()" -->
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<td class="memname">unsigned int RandomNumberGenerator::GenerateBit </td>
<td>(</td>
<td class="paramname"></td>
<td> ) </td>
<td><code> [virtual, inherited]</code></td>
</tr>
</table>
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<div class="memdoc">
<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#l00229">229</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#l00234">RandomNumberGenerator::GenerateByte()</a>.</p>
</div>
</div>
<hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="gcm_8h_source.html">gcm.h</a></li>
<li><a class="el" href="gcm_8cpp_source.html">gcm.cpp</a></li>
</ul>
</div>
<hr size="1"/><address style="text-align: right;"><small>Generated on 9 Dec 2009 for Crypto++ by
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