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<title>Crypto++: SHA512 Class Reference</title>
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<div id="projectname">Crypto++
 <span id="projectnumber">7.0</span>
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<div id="projectbrief">Free C++ class library of cryptographic schemes</div>
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<a href="#pub-static-methods">Static Public Member Functions</a> |
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<div class="title">SHA512 Class Reference</div> </div>
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<p>SHA-512 message digest.
<a href="class_s_h_a512.html#details">More...</a></p>
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<img id="dynsection-0-trigger" src="closed.png" alt="+"/> Inheritance diagram for SHA512:</div>
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<img src="class_s_h_a512.png" usemap="#SHA512_map" alt=""/>
<map id="SHA512_map" name="SHA512_map">
<area href="class_iterated_hash_with_static_transform.html" alt="IteratedHashWithStaticTransform< word64, BigEndian, 128, 64, SHA512, 64, false >" shape="rect" coords="0,392,600,416"/>
<area href="class_clonable_impl.html" alt="ClonableImpl< SHA512, AlgorithmImpl< IteratedHash< word64, BigEndian, T_BlockSize >, SHA512 > >" shape="rect" coords="0,336,600,360"/>
<area href="class_algorithm_impl.html" alt="AlgorithmImpl< IteratedHash< word64, BigEndian, T_BlockSize >, SHA512 >" shape="rect" coords="0,280,600,304"/>
<area href="class_iterated_hash.html" alt="IteratedHash< word64, BigEndian, T_BlockSize >" shape="rect" coords="0,224,600,248"/>
<area href="class_iterated_hash_base.html" alt="IteratedHashBase< word64, HashTransformation >" shape="rect" coords="0,168,600,192"/>
<area href="class_hash_transformation.html" title="Interface for hash functions and data processing part of MACs." alt="HashTransformation" shape="rect" coords="0,112,600,136"/>
<area href="class_algorithm.html" title="Interface for all crypto algorithms." alt="Algorithm" shape="rect" coords="0,56,600,80"/>
<area href="class_clonable.html" title="Interface for cloning objects." alt="Clonable" shape="rect" coords="0,0,600,24"/>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:ae2f0b54045431fbd63f49a8f351393d7"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_h_a512.html#ae2f0b54045431fbd63f49a8f351393d7">InitState</a> (HashWordType *state)</td></tr>
<tr class="memdesc:ae2f0b54045431fbd63f49a8f351393d7"><td class="mdescLeft"> </td><td class="mdescRight">Initialize state array. <a href="#ae2f0b54045431fbd63f49a8f351393d7">More...</a><br /></td></tr>
<tr class="separator:ae2f0b54045431fbd63f49a8f351393d7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aca8249d7c1b9ce6a5063bab8b73abe0a"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_h_a512.html#aca8249d7c1b9ce6a5063bab8b73abe0a">Transform</a> (HashWordType *digest, const HashWordType *data)</td></tr>
<tr class="memdesc:aca8249d7c1b9ce6a5063bab8b73abe0a"><td class="mdescLeft"> </td><td class="mdescRight">Operate the hash. <a href="#aca8249d7c1b9ce6a5063bab8b73abe0a">More...</a><br /></td></tr>
<tr class="separator:aca8249d7c1b9ce6a5063bab8b73abe0a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a393a8743f8eeb677f9a2eb6370451405"><td class="memItemLeft" align="right" valign="top">static const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_s_h_a512.html#a393a8743f8eeb677f9a2eb6370451405">StaticAlgorithmName</a> ()</td></tr>
<tr class="memdesc:a393a8743f8eeb677f9a2eb6370451405"><td class="mdescLeft"> </td><td class="mdescRight">The algorithm name. <a href="#a393a8743f8eeb677f9a2eb6370451405">More...</a><br /></td></tr>
<tr class="separator:a393a8743f8eeb677f9a2eb6370451405"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_static_methods_class_algorithm_impl"><td colspan="2" onclick="javascript:toggleInherit('pub_static_methods_class_algorithm_impl')"><img src="closed.png" alt="-"/> Static Public Member Functions inherited from <a class="el" href="class_algorithm_impl.html">AlgorithmImpl< IteratedHash< word64, BigEndian, T_BlockSize >, SHA512 ></a></td></tr>
<tr class="memitem:a4b388176a0c4853b2a3e747c5e637b95 inherit pub_static_methods_class_algorithm_impl"><td class="memItemLeft" align="right" valign="top">static std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm_impl.html#a4b388176a0c4853b2a3e747c5e637b95">StaticAlgorithmName</a> ()</td></tr>
<tr class="memdesc:a4b388176a0c4853b2a3e747c5e637b95 inherit pub_static_methods_class_algorithm_impl"><td class="mdescLeft"> </td><td class="mdescRight">The algorithm name. <a href="class_algorithm_impl.html#a4b388176a0c4853b2a3e747c5e637b95">More...</a><br /></td></tr>
<tr class="separator:a4b388176a0c4853b2a3e747c5e637b95 inherit pub_static_methods_class_algorithm_impl"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_types_class_iterated_hash"><td colspan="2" onclick="javascript:toggleInherit('pub_types_class_iterated_hash')"><img src="closed.png" alt="-"/> Public Types inherited from <a class="el" href="class_iterated_hash.html">IteratedHash< word64, BigEndian, T_BlockSize ></a></td></tr>
<tr class="memitem:a6ec15728121293aef70ca8b30b2e7e7a inherit pub_types_class_iterated_hash"><td class="memItemLeft" align="right" valign="top"><a id="a6ec15728121293aef70ca8b30b2e7e7a"></a>
typedef <a class="el" href="cryptlib_8h.html#af2a408c806f842a5be8d06de7d6a1066">BigEndian</a> </td><td class="memItemRight" valign="bottom"><b>ByteOrderClass</b></td></tr>
<tr class="separator:a6ec15728121293aef70ca8b30b2e7e7a inherit pub_types_class_iterated_hash"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ace0350088eea8679cbe23668d2498c07 inherit pub_types_class_iterated_hash"><td class="memItemLeft" align="right" valign="top"><a id="ace0350088eea8679cbe23668d2498c07"></a>
typedef word64 </td><td class="memItemRight" valign="bottom"><b>HashWordType</b></td></tr>
<tr class="separator:ace0350088eea8679cbe23668d2498c07 inherit pub_types_class_iterated_hash"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_types_class_iterated_hash_base"><td colspan="2" onclick="javascript:toggleInherit('pub_types_class_iterated_hash_base')"><img src="closed.png" alt="-"/> Public Types inherited from <a class="el" href="class_iterated_hash_base.html">IteratedHashBase< word64, HashTransformation ></a></td></tr>
<tr class="memitem:a4316d6e7e38a407d5a71f95de2b112e1 inherit pub_types_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top"><a id="a4316d6e7e38a407d5a71f95de2b112e1"></a>
typedef word64 </td><td class="memItemRight" valign="bottom"><b>HashWordType</b></td></tr>
<tr class="separator:a4316d6e7e38a407d5a71f95de2b112e1 inherit pub_types_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_iterated_hash_with_static_transform"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_iterated_hash_with_static_transform')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_iterated_hash_with_static_transform.html">IteratedHashWithStaticTransform< word64, BigEndian, 128, 64, SHA512, 64, false ></a></td></tr>
<tr class="memitem:a97705945f072fc8f9ba7cfc6193b8f5a inherit pub_methods_class_iterated_hash_with_static_transform"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_with_static_transform.html#a97705945f072fc8f9ba7cfc6193b8f5a">DigestSize</a> () const</td></tr>
<tr class="memdesc:a97705945f072fc8f9ba7cfc6193b8f5a inherit pub_methods_class_iterated_hash_with_static_transform"><td class="mdescLeft"> </td><td class="mdescRight">Provides the digest size of the hash. <a href="class_iterated_hash_with_static_transform.html#a97705945f072fc8f9ba7cfc6193b8f5a">More...</a><br /></td></tr>
<tr class="separator:a97705945f072fc8f9ba7cfc6193b8f5a inherit pub_methods_class_iterated_hash_with_static_transform"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_clonable_impl"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_clonable_impl')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_clonable_impl.html">ClonableImpl< SHA512, AlgorithmImpl< IteratedHash< word64, BigEndian, T_BlockSize >, SHA512 > ></a></td></tr>
<tr class="memitem:a7de60f1498b0a1a0b0a4bde4ddf969bd inherit pub_methods_class_clonable_impl"><td class="memItemLeft" align="right" valign="top"><a id="a7de60f1498b0a1a0b0a4bde4ddf969bd"></a>
<a class="el" href="class_clonable.html">Clonable</a> * </td><td class="memItemRight" valign="bottom"><b>Clone</b> () const</td></tr>
<tr class="separator:a7de60f1498b0a1a0b0a4bde4ddf969bd inherit pub_methods_class_clonable_impl"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_algorithm_impl"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_algorithm_impl')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_algorithm_impl.html">AlgorithmImpl< IteratedHash< word64, BigEndian, T_BlockSize >, SHA512 ></a></td></tr>
<tr class="memitem:abd1b02bf6cda820fa6cc56ea5a9eac20 inherit pub_methods_class_algorithm_impl"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm_impl.html#abd1b02bf6cda820fa6cc56ea5a9eac20">AlgorithmName</a> () const</td></tr>
<tr class="memdesc:abd1b02bf6cda820fa6cc56ea5a9eac20 inherit pub_methods_class_algorithm_impl"><td class="mdescLeft"> </td><td class="mdescRight">The algorithm name. <a href="class_algorithm_impl.html#abd1b02bf6cda820fa6cc56ea5a9eac20">More...</a><br /></td></tr>
<tr class="separator:abd1b02bf6cda820fa6cc56ea5a9eac20 inherit pub_methods_class_algorithm_impl"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_iterated_hash"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_iterated_hash')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_iterated_hash.html">IteratedHash< word64, BigEndian, T_BlockSize ></a></td></tr>
<tr class="memitem:a76cb174a108aa1178e444681c0d8c2ff inherit pub_methods_class_iterated_hash"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash.html#a76cb174a108aa1178e444681c0d8c2ff">BlockSize</a> () const</td></tr>
<tr class="memdesc:a76cb174a108aa1178e444681c0d8c2ff inherit pub_methods_class_iterated_hash"><td class="mdescLeft"> </td><td class="mdescRight">Provides the block size of the hash. <a href="class_iterated_hash.html#a76cb174a108aa1178e444681c0d8c2ff">More...</a><br /></td></tr>
<tr class="separator:a76cb174a108aa1178e444681c0d8c2ff inherit pub_methods_class_iterated_hash"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a26df02878f3fa09146154f9d6eaba1a4 inherit pub_methods_class_iterated_hash"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cryptlib_8h.html#aaeb92d42f5a6e27b8ba19f18d69d142b">ByteOrder</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash.html#a26df02878f3fa09146154f9d6eaba1a4">GetByteOrder</a> () const</td></tr>
<tr class="memdesc:a26df02878f3fa09146154f9d6eaba1a4 inherit pub_methods_class_iterated_hash"><td class="mdescLeft"> </td><td class="mdescRight">Provides the byte order of the hash. <a href="class_iterated_hash.html#a26df02878f3fa09146154f9d6eaba1a4">More...</a><br /></td></tr>
<tr class="separator:a26df02878f3fa09146154f9d6eaba1a4 inherit pub_methods_class_iterated_hash"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a367c073a215b32e121cf5a4b2d0b96ad inherit pub_methods_class_iterated_hash"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash.html#a367c073a215b32e121cf5a4b2d0b96ad">CorrectEndianess</a> (HashWordType *out, const HashWordType *in, size_t byteCount)</td></tr>
<tr class="memdesc:a367c073a215b32e121cf5a4b2d0b96ad inherit pub_methods_class_iterated_hash"><td class="mdescLeft"> </td><td class="mdescRight">Adjusts the byte ordering of the hash. <a href="class_iterated_hash.html#a367c073a215b32e121cf5a4b2d0b96ad">More...</a><br /></td></tr>
<tr class="separator:a367c073a215b32e121cf5a4b2d0b96ad inherit pub_methods_class_iterated_hash"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_iterated_hash_base"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_iterated_hash_base')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_iterated_hash_base.html">IteratedHashBase< word64, HashTransformation ></a></td></tr>
<tr class="memitem:a301ef0d2c6dae2b250cdf9075c0e5f92 inherit pub_methods_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top"><a id="a301ef0d2c6dae2b250cdf9075c0e5f92"></a>
 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_base.html#a301ef0d2c6dae2b250cdf9075c0e5f92">IteratedHashBase</a> ()</td></tr>
<tr class="memdesc:a301ef0d2c6dae2b250cdf9075c0e5f92 inherit pub_methods_class_iterated_hash_base"><td class="mdescLeft"> </td><td class="mdescRight">Construct an <a class="el" href="class_iterated_hash_base.html" title="Iterated hash base class.">IteratedHashBase</a>. <br /></td></tr>
<tr class="separator:a301ef0d2c6dae2b250cdf9075c0e5f92 inherit pub_methods_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4c3fa4d29ad29d2b8add76ea62117523 inherit pub_methods_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_base.html#a4c3fa4d29ad29d2b8add76ea62117523">OptimalBlockSize</a> () const</td></tr>
<tr class="memdesc:a4c3fa4d29ad29d2b8add76ea62117523 inherit pub_methods_class_iterated_hash_base"><td class="mdescLeft"> </td><td class="mdescRight">Provides the input block size most efficient for this cipher. <a href="class_iterated_hash_base.html#a4c3fa4d29ad29d2b8add76ea62117523">More...</a><br /></td></tr>
<tr class="separator:a4c3fa4d29ad29d2b8add76ea62117523 inherit pub_methods_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a167fbaf6c7e6f9f1744d7204cf118c65 inherit pub_methods_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_base.html#a167fbaf6c7e6f9f1744d7204cf118c65">OptimalDataAlignment</a> () const</td></tr>
<tr class="memdesc:a167fbaf6c7e6f9f1744d7204cf118c65 inherit pub_methods_class_iterated_hash_base"><td class="mdescLeft"> </td><td class="mdescRight">Provides input and output data alignment for optimal performance. <a href="class_iterated_hash_base.html#a167fbaf6c7e6f9f1744d7204cf118c65">More...</a><br /></td></tr>
<tr class="separator:a167fbaf6c7e6f9f1744d7204cf118c65 inherit pub_methods_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3202914349a18f79facb605d75f0d10c inherit pub_methods_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_base.html#a3202914349a18f79facb605d75f0d10c">Update</a> (const byte *input, size_t length)</td></tr>
<tr class="memdesc:a3202914349a18f79facb605d75f0d10c inherit pub_methods_class_iterated_hash_base"><td class="mdescLeft"> </td><td class="mdescRight">Updates a hash with additional input. <a href="class_iterated_hash_base.html#a3202914349a18f79facb605d75f0d10c">More...</a><br /></td></tr>
<tr class="separator:a3202914349a18f79facb605d75f0d10c inherit pub_methods_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a816fce9e3cab60c1c4ecef77a321be96 inherit pub_methods_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top">byte * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_base.html#a816fce9e3cab60c1c4ecef77a321be96">CreateUpdateSpace</a> (size_t &size)</td></tr>
<tr class="memdesc:a816fce9e3cab60c1c4ecef77a321be96 inherit pub_methods_class_iterated_hash_base"><td class="mdescLeft"> </td><td class="mdescRight">Requests space which can be written into by the caller. <a href="class_iterated_hash_base.html#a816fce9e3cab60c1c4ecef77a321be96">More...</a><br /></td></tr>
<tr class="separator:a816fce9e3cab60c1c4ecef77a321be96 inherit pub_methods_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad53da712634ea213ad047b2a68b0fe70 inherit pub_methods_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_base.html#ad53da712634ea213ad047b2a68b0fe70">Restart</a> ()</td></tr>
<tr class="memdesc:ad53da712634ea213ad047b2a68b0fe70 inherit pub_methods_class_iterated_hash_base"><td class="mdescLeft"> </td><td class="mdescRight">Restart the hash. <a href="class_iterated_hash_base.html#ad53da712634ea213ad047b2a68b0fe70">More...</a><br /></td></tr>
<tr class="separator:ad53da712634ea213ad047b2a68b0fe70 inherit pub_methods_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6a0669cd1b4a8d363b60718a0f8b88da inherit pub_methods_class_iterated_hash_base"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_iterated_hash_base.html#a6a0669cd1b4a8d363b60718a0f8b88da">TruncatedFinal</a> (byte *digest, size_t digestSize)</td></tr>
<tr class="memdesc:a6a0669cd1b4a8d363b60718a0f8b88da inherit pub_methods_class_iterated_hash_base"><td class="mdescLeft"> </td><td class="mdescRight">Computes the hash of the current message. <a href="class_iterated_hash_base.html#a6a0669cd1b4a8d363b60718a0f8b88da">More...</a><br /></td></tr>
<tr class="separator:a6a0669cd1b4a8d363b60718a0f8b88da inherit pub_methods_class_iterated_hash_base"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_hash_transformation"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_hash_transformation')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_hash_transformation.html">HashTransformation</a></td></tr>
<tr class="memitem:a39b0a4c4cdc11fda358f9975b5e4137e inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_hash_transformation.html">HashTransformation</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#a39b0a4c4cdc11fda358f9975b5e4137e">Ref</a> ()</td></tr>
<tr class="memdesc:a39b0a4c4cdc11fda358f9975b5e4137e inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Provides a reference to this object. <a href="class_hash_transformation.html#a39b0a4c4cdc11fda358f9975b5e4137e">More...</a><br /></td></tr>
<tr class="separator:a39b0a4c4cdc11fda358f9975b5e4137e inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa0b8c7a110d8968268fd02ec32b9a8e8 inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#aa0b8c7a110d8968268fd02ec32b9a8e8">Final</a> (byte *digest)</td></tr>
<tr class="memdesc:aa0b8c7a110d8968268fd02ec32b9a8e8 inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Computes the hash of the current message. <a href="class_hash_transformation.html#aa0b8c7a110d8968268fd02ec32b9a8e8">More...</a><br /></td></tr>
<tr class="separator:aa0b8c7a110d8968268fd02ec32b9a8e8 inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af68588a8333e11066a0da91506cebbb4 inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#af68588a8333e11066a0da91506cebbb4">TagSize</a> () const</td></tr>
<tr class="memdesc:af68588a8333e11066a0da91506cebbb4 inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Provides the tag size of the hash. <a href="class_hash_transformation.html#af68588a8333e11066a0da91506cebbb4">More...</a><br /></td></tr>
<tr class="separator:af68588a8333e11066a0da91506cebbb4 inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af8124c4fca23b74bbdc43660bdae692c inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#af8124c4fca23b74bbdc43660bdae692c">CalculateDigest</a> (byte *digest, const byte *input, size_t length)</td></tr>
<tr class="memdesc:af8124c4fca23b74bbdc43660bdae692c inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Updates the hash with additional input and computes the hash of the current message. <a href="class_hash_transformation.html#af8124c4fca23b74bbdc43660bdae692c">More...</a><br /></td></tr>
<tr class="separator:af8124c4fca23b74bbdc43660bdae692c inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a16c4aecd047015d513feef4ed5b929ba inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#a16c4aecd047015d513feef4ed5b929ba">Verify</a> (const byte *digest)</td></tr>
<tr class="memdesc:a16c4aecd047015d513feef4ed5b929ba inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Verifies the hash of the current message. <a href="class_hash_transformation.html#a16c4aecd047015d513feef4ed5b929ba">More...</a><br /></td></tr>
<tr class="separator:a16c4aecd047015d513feef4ed5b929ba inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acad96df68e70d922683e5063057130b2 inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#acad96df68e70d922683e5063057130b2">VerifyDigest</a> (const byte *digest, const byte *input, size_t length)</td></tr>
<tr class="memdesc:acad96df68e70d922683e5063057130b2 inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Updates the hash with additional input and verifies the hash of the current message. <a href="class_hash_transformation.html#acad96df68e70d922683e5063057130b2">More...</a><br /></td></tr>
<tr class="separator:acad96df68e70d922683e5063057130b2 inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0b6917657eaec935750fd83e28270d76 inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#a0b6917657eaec935750fd83e28270d76">CalculateTruncatedDigest</a> (byte *digest, size_t digestSize, const byte *input, size_t length)</td></tr>
<tr class="memdesc:a0b6917657eaec935750fd83e28270d76 inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Updates the hash with additional input and computes the hash of the current message. <a href="class_hash_transformation.html#a0b6917657eaec935750fd83e28270d76">More...</a><br /></td></tr>
<tr class="separator:a0b6917657eaec935750fd83e28270d76 inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0f6069eadf492d970c3eb8cdf656e742 inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#a0f6069eadf492d970c3eb8cdf656e742">TruncatedVerify</a> (const byte *digest, size_t digestLength)</td></tr>
<tr class="memdesc:a0f6069eadf492d970c3eb8cdf656e742 inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Verifies the hash of the current message. <a href="class_hash_transformation.html#a0f6069eadf492d970c3eb8cdf656e742">More...</a><br /></td></tr>
<tr class="separator:a0f6069eadf492d970c3eb8cdf656e742 inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a7958e99717019e8b9f91672bdfe9e086 inherit pub_methods_class_hash_transformation"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_hash_transformation.html#a7958e99717019e8b9f91672bdfe9e086">VerifyTruncatedDigest</a> (const byte *digest, size_t digestLength, const byte *input, size_t length)</td></tr>
<tr class="memdesc:a7958e99717019e8b9f91672bdfe9e086 inherit pub_methods_class_hash_transformation"><td class="mdescLeft"> </td><td class="mdescRight">Updates the hash with additional input and verifies the hash of the current message. <a href="class_hash_transformation.html#a7958e99717019e8b9f91672bdfe9e086">More...</a><br /></td></tr>
<tr class="separator:a7958e99717019e8b9f91672bdfe9e086 inherit pub_methods_class_hash_transformation"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_class_algorithm"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_algorithm')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_algorithm.html">Algorithm</a></td></tr>
<tr class="memitem:a1c77f5117ca2cd881baf26a364cfc606 inherit pub_methods_class_algorithm"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm.html#a1c77f5117ca2cd881baf26a364cfc606">Algorithm</a> (bool checkSelfTestStatus=true)</td></tr>
<tr class="memdesc:a1c77f5117ca2cd881baf26a364cfc606 inherit pub_methods_class_algorithm"><td class="mdescLeft"> </td><td class="mdescRight">Interface for all crypto algorithms. <a href="class_algorithm.html#a1c77f5117ca2cd881baf26a364cfc606">More...</a><br /></td></tr>
<tr class="separator:a1c77f5117ca2cd881baf26a364cfc606 inherit pub_methods_class_algorithm"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_static_attribs_class_iterated_hash_with_static_transform"><td colspan="2" onclick="javascript:toggleInherit('pub_static_attribs_class_iterated_hash_with_static_transform')"><img src="closed.png" alt="-"/> Static Public Attributes inherited from <a class="el" href="class_iterated_hash_with_static_transform.html">IteratedHashWithStaticTransform< word64, BigEndian, 128, 64, SHA512, 64, false ></a></td></tr>
<tr class="memitem:a831ce938457903dd07efb54bc144ae6b inherit pub_static_attribs_class_iterated_hash_with_static_transform"><td class="memItemLeft" align="right" valign="top"><a id="a831ce938457903dd07efb54bc144ae6b"></a>
static const int </td><td class="memItemRight" valign="bottom"><b>DIGESTSIZE</b></td></tr>
<tr class="separator:a831ce938457903dd07efb54bc144ae6b inherit pub_static_attribs_class_iterated_hash_with_static_transform"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_static_attribs_class_iterated_hash"><td colspan="2" onclick="javascript:toggleInherit('pub_static_attribs_class_iterated_hash')"><img src="closed.png" alt="-"/> Static Public Attributes inherited from <a class="el" href="class_iterated_hash.html">IteratedHash< word64, BigEndian, T_BlockSize ></a></td></tr>
<tr class="memitem:ac5b97a3f0d607c914d025581e0ecf80e inherit pub_static_attribs_class_iterated_hash"><td class="memItemLeft" align="right" valign="top"><a id="ac5b97a3f0d607c914d025581e0ecf80e"></a>
static const int </td><td class="memItemRight" valign="bottom"><b>BLOCKSIZE</b></td></tr>
<tr class="separator:ac5b97a3f0d607c914d025581e0ecf80e inherit pub_static_attribs_class_iterated_hash"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>SHA-512 message digest. </p>
<dl class="section see"><dt>See also</dt><dd><a href="http://www.weidai.com/scan-mirror/md.html#SHA-512">SHA-512</a> </dd></dl>
<dl class="section since"><dt>Since</dt><dd>SHA2 since Crypto++ 4.0, Power8 SHA since Crypto++ 6.1 </dd></dl>
<p class="definition">Definition at line <a class="el" href="sha_8h_source.html#l00133">133</a> of file <a class="el" href="sha_8h_source.html">sha.h</a>.</p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="ae2f0b54045431fbd63f49a8f351393d7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae2f0b54045431fbd63f49a8f351393d7">◆ </a></span>InitState()</h2>
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<td class="memname">void SHA512::InitState </td>
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<td class="paramtype">HashWordType * </td>
<td class="paramname"><em>state</em></td><td>)</td>
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<p>Initialize state array. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">state</td><td>the state of the hash</td></tr>
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</dd>
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<p>InitState sets a state array to <a class="el" href="class_s_h_a512.html" title="SHA-512 message digest.">SHA512</a> initial values</p>
<p>Hashes which derive from <a class="el" href="class_iterated_hash_with_static_transform.html" title="Iterated hash with a static transformation function.">IteratedHashWithStaticTransform</a> provide static member functions InitState and Transform. External classes, like <a class="el" href="struct_s_e_a_l.html" title="SEAL stream cipher.">SEAL</a> and <a class="el" href="class_m_d_c.html" title="MDC cipher.">MDC</a>, can initialize state with a user provided key and operate the hash on the data with the user supplied state. </p><dl class="section note"><dt>Note</dt><dd>On Intel platforms the state array must be 16-byte aligned for SSE2. </dd></dl>
<p class="definition">Definition at line <a class="el" href="sha_8cpp_source.html#l00825">825</a> of file <a class="el" href="sha_8cpp_source.html">sha.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aca8249d7c1b9ce6a5063bab8b73abe0a">◆ </a></span>Transform()</h2>
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<td class="memname">void SHA512::Transform </td>
<td>(</td>
<td class="paramtype">HashWordType * </td>
<td class="paramname"><em>digest</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const HashWordType * </td>
<td class="paramname"><em>data</em> </td>
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<td></td>
<td>)</td>
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<p>Operate the hash. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">digest</td><td>the state of the hash </td></tr>
<tr><td class="paramname">data</td><td>the data to be digested</td></tr>
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</dd>
</dl>
<p>Transform operates the hash on <code>data</code>. When the call is invoked <code>digest</code> holds initial state. Upon return <code>digest</code> holds the hash or updated state.</p>
<p>Hashes which derive from <a class="el" href="class_iterated_hash_with_static_transform.html" title="Iterated hash with a static transformation function.">IteratedHashWithStaticTransform</a> provide static member functions InitState and Transform. External classes, like <a class="el" href="struct_s_e_a_l.html" title="SEAL stream cipher.">SEAL</a> and <a class="el" href="class_m_d_c.html" title="MDC cipher.">MDC</a>, can initialize state with a user provided key and operate the hash on the data with the user supplied state. </p><dl class="section note"><dt>Note</dt><dd>On Intel platforms the state array and data must be 16-byte aligned for SSE2. </dd></dl>
<p class="definition">Definition at line <a class="el" href="sha_8cpp_source.html#l01161">1161</a> of file <a class="el" href="sha_8cpp_source.html">sha.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a393a8743f8eeb677f9a2eb6370451405">◆ </a></span>StaticAlgorithmName()</h2>
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<td class="memname">static const char* SHA512::StaticAlgorithmName </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p>The algorithm name. </p>
<dl class="section return"><dt>Returns</dt><dd>C-style string "SHA-512" </dd></dl>
<p class="definition">Definition at line <a class="el" href="sha_8h_source.html#l00159">159</a> of file <a class="el" href="sha_8h_source.html">sha.h</a>.</p>
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</div>
<hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="sha_8h_source.html">sha.h</a></li>
<li><a class="el" href="sha_8cpp_source.html">sha.cpp</a></li>
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