class_d_l___public_key___e_c.html

Crypto++是一个非常强大的密码学库,主要是功能全

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x509_public_keya8" doxytag="DL_PublicKey_EC::Save"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x509_public_keya8">Save</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &amp;bt) const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">save key into a <a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x509_public_keya9">Load</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &amp;bt)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">load key from a <a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> </em> <a href="#_x509_public_keya9"></a><em><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x509_public_keya10">BEREncode</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &amp;bt) const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">encode this object into a <a class="el" href="class_buffered_transformation.html">BufferedTransformation</a>, using BER </em> <a href="#_x509_public_keya10"></a><em><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha29" doxytag="DL_PublicKey_EC::ThrowIfInvalid"></a>
virtual void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_ha29">ThrowIfInvalid</a> (<a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> &amp;rng, unsigned int level) const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">throws <a class="el" href="class_crypto_material_1_1_invalid_material.html">InvalidMaterial</a> if this object fails <a class="el" href="class_crypto_material.html#_x509_public_keya12">Validate()</a> test <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha36" doxytag="DL_PublicKey_EC::DoQuickSanityCheck"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>DoQuickSanityCheck</b> () const</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha37" doxytag="DL_PublicKey_EC::GetThisObject"></a>
template&lt;class T&gt; bool&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_ha37">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><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha38" doxytag="DL_PublicKey_EC::GetThisPointer"></a>
template&lt;class T&gt; bool&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_ha38">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><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha39" doxytag="DL_PublicKey_EC::GetValue"></a>
template&lt;class T&gt; bool&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_ha39">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><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha40" doxytag="DL_PublicKey_EC::GetValueWithDefault"></a>
template&lt;class T&gt; T&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_ha40">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><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha41" doxytag="DL_PublicKey_EC::GetValueNames"></a>
std::string&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_ha41">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><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_d_l___public_key___e_c.html#_x_t_r___d_ha42">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 </em> <a href="#_x_t_r___d_ha42"></a><em><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha43" doxytag="DL_PublicKey_EC::GetIntValueWithDefault"></a>
int&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_ha43">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><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha44" doxytag="DL_PublicKey_EC::GetRequiredParameter"></a>
template&lt;class T&gt; void&nbsp;</td><td class="memItemRight" valign=bottom><b>GetRequiredParameter</b> (const char *className, const char *name, T &amp;value) const</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha45" doxytag="DL_PublicKey_EC::GetRequiredIntParameter"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>GetRequiredIntParameter</b> (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 name="_x_t_r___d_he0" doxytag="DL_PublicKey_EC::ThrowIfTypeMismatch"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_d_l___public_key___e_c.html#_x_t_r___d_he0">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><br></td></tr>
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<hr><h2>Member Function Documentation</h2>
<a name="_d_l___public_key_impla0" doxytag="DL_PublicKey_EC::Validate"></a><p>
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          <td class="md" nowrap valign="top"> bool <a class="el" href="class_d_l___public_key_impl.html">DL_PublicKeyImpl</a>&lt; <a class="el" href="class_d_l___group_parameters___e_c.html">DL_GroupParameters_EC</a>&lt; EC &gt;  &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>
  <table border="0" cellspacing="2" cellpadding="0">
    <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>

<p>
Implements <a class="el" href="class_crypto_material.html#_x509_public_keya12">CryptoMaterial</a>.
<p>
Definition at line <a class="el" href="pubkey_8h-source.html#l00949">949</a> of file <a class="el" href="pubkey_8h-source.html">pubkey.h</a>.    </td>
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<a name="_d_l___public_key_impla4" doxytag="DL_PublicKey_EC::Precompute"></a><p>
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          <td class="md" nowrap valign="top"> void <a class="el" href="class_d_l___public_key_impl.html">DL_PublicKeyImpl</a>&lt; <a class="el" href="class_d_l___group_parameters___e_c.html">DL_GroupParameters_EC</a>&lt; EC &gt;  &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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<p>
do precomputation 
<p>
The exact semantics of <a class="el" href="class_d_l___public_key_impl.html#_d_l___public_key_impla4">Precompute()</a> is varies, but typically it means calculate a table of n objects that can be used later to speed up computation. 
<p>