class_e_s_i_g_n_function.html

著名的密码库Crypto++的文档 C++语言的杰作。程序员必备。

<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a1da44802c5cf00946043922cb9e7e6e"></a><!-- doxytag: member="ESIGNFunction::DoQuickSanityCheck" ref="a1da44802c5cf00946043922cb9e7e6e" args="() const" -->
void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_crypto_material.html#a1da44802c5cf00946043922cb9e7e6e">DoQuickSanityCheck</a> () const</td></tr>

<tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="16d9f1685fbb1be3f29a22dbba911142"></a><!-- doxytag: member="ESIGNFunction::GetThisObject" ref="16d9f1685fbb1be3f29a22dbba911142" args="(T &amp;object) const" -->
template&lt;class T&gt; </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">bool&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#16d9f1685fbb1be3f29a22dbba911142">GetThisObject</a> (T &amp;object) const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a copy of this object or a subobject of it <br></td></tr>
<tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="01c64a1e0a5f667898b4c1968a853c0f"></a><!-- doxytag: member="ESIGNFunction::GetThisPointer" ref="01c64a1e0a5f667898b4c1968a853c0f" args="(T *&amp;p) const " -->
template&lt;class T&gt; </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">bool&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#01c64a1e0a5f667898b4c1968a853c0f">GetThisPointer</a> (T *&amp;p) const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a pointer to this object, as a pointer to T <br></td></tr>
<tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="96686e9f8d6ce3ab870e516fb72b608e"></a><!-- doxytag: member="ESIGNFunction::GetValue" ref="96686e9f8d6ce3ab870e516fb72b608e" args="(const char *name, T &amp;value) const " -->
template&lt;class T&gt; </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">bool&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#96686e9f8d6ce3ab870e516fb72b608e">GetValue</a> (const char *name, T &amp;value) const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a named value, returns true if the name exists <br></td></tr>
<tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="943b2009297783f1c35bae46efc3b5f7"></a><!-- doxytag: member="ESIGNFunction::GetValueWithDefault" ref="943b2009297783f1c35bae46efc3b5f7" args="(const char *name, T defaultValue) const " -->
template&lt;class T&gt; </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">T&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#943b2009297783f1c35bae46efc3b5f7">GetValueWithDefault</a> (const char *name, T defaultValue) const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a named value, returns the default if the name doesn't exist <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="13faea827ee047cd58557282806ed2e1"></a><!-- doxytag: member="ESIGNFunction::GetValueNames" ref="13faea827ee047cd58557282806ed2e1" args="() const" -->
std::string&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#13faea827ee047cd58557282806ed2e1">GetValueNames</a> () const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a list of value names that can be retrieved <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#39b6daefcabcdd07f5ae482a075e1728">GetIntValue</a> (const char *name, int &amp;value) const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a named value with type int  <a href="#39b6daefcabcdd07f5ae482a075e1728"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="7ddb654b7afcd1a04422a7b4b01366d9"></a><!-- doxytag: member="ESIGNFunction::GetIntValueWithDefault" ref="7ddb654b7afcd1a04422a7b4b01366d9" args="(const char *name, int defaultValue) const" -->
int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#7ddb654b7afcd1a04422a7b4b01366d9">GetIntValueWithDefault</a> (const char *name, int defaultValue) const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a named value with type int, with default <br></td></tr>
<tr><td class="memTemplParams" nowrap colspan="2"><a class="anchor" name="c66048d3bc2a741712486d02e1f75d78"></a><!-- doxytag: member="ESIGNFunction::GetRequiredParameter" ref="c66048d3bc2a741712486d02e1f75d78" args="(const char *className, const char *name, T &amp;value) const " -->
template&lt;class T&gt; </td></tr>
<tr><td class="memTemplItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#c66048d3bc2a741712486d02e1f75d78">GetRequiredParameter</a> (const char *className, const char *name, T &amp;value) const </td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="1e6596c87ad9c2bb7f2a4d7b2194b949"></a><!-- doxytag: member="ESIGNFunction::GetRequiredIntParameter" ref="1e6596c87ad9c2bb7f2a4d7b2194b949" args="(const char *className, const char *name, int &amp;value) const " -->
void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#1e6596c87ad9c2bb7f2a4d7b2194b949">GetRequiredIntParameter</a> (const char *className, const char *name, int &amp;value) const </td></tr>

<tr><td colspan="2"><br><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a50a73b1705adb00ace9463b59696fb7"></a><!-- doxytag: member="ESIGNFunction::ThrowIfTypeMismatch" ref="a50a73b1705adb00ace9463b59696fb7" args="(const char *name, const std::type_info &amp;stored, const std::type_info &amp;retrieving)" -->
static void __cdecl&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_name_value_pairs.html#a50a73b1705adb00ace9463b59696fb7">ThrowIfTypeMismatch</a> (const char *name, const std::type_info &amp;stored, const std::type_info &amp;retrieving)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">used by derived classes to check for type mismatch <br></td></tr>
<tr><td colspan="2"><br><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="5a6e6a26b2bfb547685852483909f5a5"></a><!-- doxytag: member="ESIGNFunction::GetK" ref="5a6e6a26b2bfb547685852483909f5a5" args="() const" -->
unsigned int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_e_s_i_g_n_function.html#5a6e6a26b2bfb547685852483909f5a5">GetK</a> () const</td></tr>

<tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="74695389e40c412ff0a1e34ebb797678"></a><!-- doxytag: member="ESIGNFunction::m_n" ref="74695389e40c412ff0a1e34ebb797678" args="" -->
<a class="el" href="class_integer.html">Integer</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_e_s_i_g_n_function.html#74695389e40c412ff0a1e34ebb797678">m_n</a></td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="086e17e8047753768b22c6b59faebf60"></a><!-- doxytag: member="ESIGNFunction::m_e" ref="086e17e8047753768b22c6b59faebf60" args="" -->
<a class="el" href="class_integer.html">Integer</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_e_s_i_g_n_function.html#086e17e8047753768b22c6b59faebf60">m_e</a></td></tr>

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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="cc185d24c97a74543a6e5820219282bd"></a><!-- doxytag: member="ESIGNFunction::Validate" ref="cc185d24c97a74543a6e5820219282bd" args="(RandomNumberGenerator &amp;rng, unsigned int level) const" -->
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          <td class="memname">bool ESIGNFunction::Validate           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> &amp;&nbsp;</td>
          <td class="paramname"> <em>rng</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&nbsp;</td>
          <td class="paramname"> <em>level</em></td><td>&nbsp;</td>
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          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"> const<code> [virtual]</code></td>
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<p>
check this object for errors 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><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>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>true if the tests pass </dd></dl>

<p>
Implements <a class="el" href="class_crypto_material.html#439743c6b4e89ca8228a12fa1ea43ab1">CryptoMaterial</a>.
<p>
Reimplemented in <a class="el" href="class_invertible_e_s_i_g_n_function.html#1c64c8101a488232cde43a5c473742b1">InvertibleESIGNFunction</a>.
<p>
Definition at line <a class="el" href="esign_8cpp-source.html#l00049">49</a> of file <a class="el" href="esign_8cpp-source.html">esign.cpp</a>.
<p>
References <a class="el" href="integer_8h-source.html#l00211">Integer::IsOdd()</a>, <a class="el" href="esign_8h-source.html#l00048">m_e</a>, <a class="el" href="esign_8h-source.html#l00048">m_n</a>, and <a class="el" href="integer_8cpp-source.html#l02867">Integer::One()</a>.
<p>
Referenced by <a class="el" href="esign_8cpp-source.html#l00181">InvertibleESIGNFunction::Validate()</a>.
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<a class="anchor" name="1ff8229ed7786a13a69d15e5a64e4d21"></a><!-- doxytag: member="ESIGNFunction::AssignFrom" ref="1ff8229ed7786a13a69d15e5a64e4d21" args="(const NameValuePairs &amp;source)" -->
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          <td class="memname">void ESIGNFunction::AssignFrom           </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &amp;&nbsp;</td>
          <td class="paramname"> <em>source</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"><code> [virtual]</code></td>
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<p>
assign values from source to this object 
<p>
<dl class="note" compact><dt><b>Note:</b></dt><dd>This function can be used to create a public key from a private key. </dd></dl>

<p>
Implements <a class="el" href="class_crypto_material.html#20181c1b39a74a9fe91385b025b773c6">CryptoMaterial</a>.
<p>