class_d_l___group_parameters___integer_based.html

Crypto++是一个非常强大的密码学库,主要是功能全

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          <td class="md" nowrap valign="top"> void DL_GroupParameters_IntegerBased::AssignFrom </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>source</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [virtual]</code></td>
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assign values from source to this object 
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<dl compact><dt><b>Note:</b></dt><dd>This function can be used to create a public key from a private key. </dd></dl>

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Implements <a class="el" href="class_crypto_material.html#_x509_public_keya11">CryptoMaterial</a>.
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Reimplemented in <a class="el" href="class_d_l___group_parameters___integer_based_impl.html#_d_l___group_parameters___integer_based_impla1">DL_GroupParameters_IntegerBasedImpl&lt; GROUP_PRECOMP, BASE_PRECOMP &gt;</a>, <a class="el" href="class_d_l___group_parameters___integer_based_impl.html#_d_l___group_parameters___integer_based_impla1">DL_GroupParameters_IntegerBasedImpl&lt; DL_GroupPrecomputation_LUC, DL_BasePrecomputation_LUC &gt;</a>, and <a class="el" href="class_d_l___group_parameters___integer_based_impl.html#_d_l___group_parameters___integer_based_impla1">DL_GroupParameters_IntegerBasedImpl&lt; ModExpPrecomputation &gt;</a>.
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Definition at line <a class="el" href="gfpcrypt_8cpp-source.html#l00212">212</a> of file <a class="el" href="gfpcrypt_8cpp-source.html">gfpcrypt.cpp</a>.
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References <a class="el" href="argnames_8h-source.html#l00027">Name::Modulus()</a>, <a class="el" href="argnames_8h-source.html#l00033">Name::SubgroupGenerator()</a>, and <a class="el" href="argnames_8h-source.html#l00031">Name::SubgroupOrder()</a>.    </td>
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<a name="_d_l___group_parametersa1" doxytag="DL_GroupParameters_IntegerBased::Validate"></a><p>
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          <td class="md" nowrap valign="top"> bool <a class="el" href="class_d_l___group_parameters.html">DL_GroupParameters</a>&lt; <a class="el" href="class_integer.html">Integer</a>  &gt;::Validate </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>rng</em>, </td>
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          <td class="md" nowrap>unsigned int&nbsp;</td>
          <td class="mdname" nowrap> <em>level</em></td>
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          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"> const<code> [inline, virtual, inherited]</code></td>
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check this object for errors 
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<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign=top><em>level</em>&nbsp;</td><td>denotes the level of thoroughness: 0 - using this object won't cause a crash or exception (rng is ignored) 1 - this object will probably function (encrypt, sign, etc.) correctly (but may not check for weak keys and such) 2 - make sure this object will function correctly, and do reasonable security checks 3 - do checks that may take a long time </td></tr>
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<dl compact><dt><b>Returns:</b></dt><dd>true if the tests pass </dd></dl>

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Implements <a class="el" href="class_crypto_material.html#_x509_public_keya12">CryptoMaterial</a>.
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Definition at line <a class="el" href="pubkey_8h-source.html#l00630">630</a> of file <a class="el" href="pubkey_8h-source.html">pubkey.h</a>.    </td>
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<a name="_d_l___group_parametersa4" doxytag="DL_GroupParameters_IntegerBased::Precompute"></a><p>
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          <td class="md" nowrap valign="top"> void <a class="el" href="class_d_l___group_parameters.html">DL_GroupParameters</a>&lt; <a class="el" href="class_integer.html">Integer</a>  &gt;::Precompute </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">unsigned int&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>precomputationStorage</em> = 16          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline, virtual, inherited]</code></td>
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do precomputation 
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The exact semantics of <a class="el" href="class_d_l___group_parameters.html#_d_l___group_parametersa4">Precompute()</a> is varies, but typically it means calculate a table of n objects that can be used later to speed up computation. 
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Reimplemented from <a class="el" href="class_crypto_material.html#_x_t_r___d_ha33">CryptoMaterial</a>.
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Definition at line <a class="el" href="pubkey_8h-source.html#l00656">656</a> of file <a class="el" href="pubkey_8h-source.html">pubkey.h</a>.    </td>
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<a name="_x_t_r___d_ha31" doxytag="DL_GroupParameters_IntegerBased::Load"></a><p>
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          <td class="md" nowrap valign="top"> virtual void CryptoMaterial::Load </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>bt</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline, virtual, inherited]</code></td>
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load key from a <a class="el" href="class_buffered_transformation.html">BufferedTransformation</a>