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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="#nested-classes">Classes</a> |
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<div class="title">seckey.h File Reference</div> </div>
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<p>Classes and functions for implementing secret key algorithms.
<a href="#details">More...</a></p>
<p><a href="seckey_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_fixed_block_size.html">FixedBlockSize< N ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Inherited by algorithms with fixed block size. <a href="class_fixed_block_size.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_fixed_rounds.html">FixedRounds< R ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Inherited by algorithms with fixed number of rounds. <a href="class_fixed_rounds.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_variable_rounds.html">VariableRounds< D, N, M ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Inherited by algorithms with variable number of rounds. <a href="class_variable_rounds.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_fixed_key_length.html">FixedKeyLength< N, IV_REQ, IV_L ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Inherited by keyed algorithms with fixed key length. <a href="class_fixed_key_length.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_variable_key_length.html">VariableKeyLength< D, N, M, Q, IV_REQ, IV_L ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Inherited by keyed algorithms with variable key length. <a href="class_variable_key_length.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_same_key_length_as.html">SameKeyLengthAs< T, IV_REQ, IV_L ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides key lengths based on another class's key length. <a href="class_same_key_length_as.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface_impl.html">SimpleKeyingInterfaceImpl< BASE, INFO ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides a base implementation of <a class="el" href="class_simple_keying_interface.html" title="Interface for algorithms that take byte strings as keys. ">SimpleKeyingInterface</a>. <a href="class_simple_keying_interface_impl.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_cipher_impl.html">BlockCipherImpl< INFO, BASE ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides a base implementation of <a class="el" href="class_algorithm.html" title="Interface for all crypto algorithms. ">Algorithm</a> and <a class="el" href="class_simple_keying_interface.html" title="Interface for algorithms that take byte strings as keys. ">SimpleKeyingInterface</a> for block ciphers. <a href="class_block_cipher_impl.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_block_cipher_final.html">BlockCipherFinal< DIR, BASE ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides class member functions to key a block cipher. <a href="class_block_cipher_final.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_message_authentication_code_impl.html">MessageAuthenticationCodeImpl< BASE, INFO ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides a base implementation of <a class="el" href="class_algorithm.html" title="Interface for all crypto algorithms. ">Algorithm</a> and <a class="el" href="class_simple_keying_interface.html" title="Interface for algorithms that take byte strings as keys. ">SimpleKeyingInterface</a> for message authentication codes. <a href="class_message_authentication_code_impl.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_message_authentication_code_final.html">MessageAuthenticationCodeFinal< BASE ></a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides class member functions to key a message authentication code. <a href="class_message_authentication_code_final.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_block_cipher_documentation.html">BlockCipherDocumentation</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides Encryption and Decryption typedefs used by derived classes to implement a block cipher. <a href="struct_block_cipher_documentation.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_symmetric_cipher_documentation.html">SymmetricCipherDocumentation</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides Encryption and Decryption typedefs used by derived classes to implement a symmetric cipher. <a href="struct_symmetric_cipher_documentation.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_authenticated_symmetric_cipher_documentation.html">AuthenticatedSymmetricCipherDocumentation</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Provides Encryption and Decryption typedefs used by derived classes to implement an authenticated encryption cipher. <a href="struct_authenticated_symmetric_cipher_documentation.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ae07b3e99668fc620761b8e0ffd5ba7f6"><td class="memItemLeft" align="right" valign="top"><a class="el" href="cryptlib_8h.html#a353ccabf5ddc119a6a33e92f7b9961c7">CipherDir</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="seckey_8h.html#ae07b3e99668fc620761b8e0ffd5ba7f6">ReverseCipherDir</a> (<a class="el" href="cryptlib_8h.html#a353ccabf5ddc119a6a33e92f7b9961c7">CipherDir</a> dir)</td></tr>
<tr class="memdesc:ae07b3e99668fc620761b8e0ffd5ba7f6"><td class="mdescLeft"> </td><td class="mdescRight">Inverts the cipher's direction. <a href="#ae07b3e99668fc620761b8e0ffd5ba7f6">More...</a><br /></td></tr>
<tr class="separator:ae07b3e99668fc620761b8e0ffd5ba7f6"><td class="memSeparator" colspan="2"> </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Classes and functions for implementing secret key algorithms. </p>
<p class="definition">Definition in file <a class="el" href="seckey_8h_source.html">seckey.h</a>.</p>
</div><h2 class="groupheader">Function Documentation</h2>
<a id="ae07b3e99668fc620761b8e0ffd5ba7f6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae07b3e99668fc620761b8e0ffd5ba7f6">◆ </a></span>ReverseCipherDir()</h2>
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<td class="memname"><a class="el" href="cryptlib_8h.html#a353ccabf5ddc119a6a33e92f7b9961c7">CipherDir</a> ReverseCipherDir </td>
<td>(</td>
<td class="paramtype"><a class="el" href="cryptlib_8h.html#a353ccabf5ddc119a6a33e92f7b9961c7">CipherDir</a> </td>
<td class="paramname"><em>dir</em></td><td>)</td>
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<p>Inverts the cipher's direction. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">dir</td><td>the cipher's direction </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>DECRYPTION if <a class="el" href="cryptlib_8h.html#a353ccabf5ddc119a6a33e92f7b9961c7">dir</a> is ENCRYPTION, DECRYPTION otherwise </dd></dl>
<p class="definition">Definition at line <a class="el" href="seckey_8h_source.html#l00032">32</a> of file <a class="el" href="seckey_8h_source.html">seckey.h</a>.</p>
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