class_m_d5_m_a_c___base.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="_x_m_a_c_ca32" doxytag="MD5MAC_Base::IVSize"></a>
virtual unsigned int&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_m_d5_m_a_c___base.html#_x_m_a_c_ca32">IVSize</a> () const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">returns size of IVs used by this object <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_m_a_c_ca33" doxytag="MD5MAC_Base::Resynchronize"></a>
virtual void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="class_m_d5_m_a_c___base.html#_x_m_a_c_ca33">Resynchronize</a> (const byte *IV)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">resynchronize with an IV <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_m_d5_m_a_c___base.html#_x_m_a_c_ca34">GetNextIV</a> (byte *IV)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">get a secure IV for the next message </em> <a href="#_x_m_a_c_ca34"></a><em><br><br></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="_m_d5_m_a_c___basee0" doxytag="MD5MAC_Base::StaticAlgorithmName"></a>
std::string&nbsp;</td><td class="memItemRight" valign=bottom><b>StaticAlgorithmName</b> ()</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_fixed_key_lengthe0" doxytag="MD5MAC_Base::StaticGetValidKeyLength"></a>
unsigned int&nbsp;</td><td class="memItemRight" valign=bottom><b>StaticGetValidKeyLength</b> (unsigned int)</td></tr>

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void&nbsp;</td><td class="memItemRight" valign=bottom><b>CorrectEndianess</b> (HashWordType *out, const HashWordType *in, unsigned int byteCount)</td></tr>

<tr><td colspan=2><br><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_m_d5_m_a_c___baseb0" doxytag="MD5MAC_Base::vTransform"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>vTransform</b> (const word32 *data)</td></tr>

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void&nbsp;</td><td class="memItemRight" valign=bottom><b>Init</b> ()</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hashb1" doxytag="MD5MAC_Base::BlockSize"></a>
unsigned int&nbsp;</td><td class="memItemRight" valign=bottom><b>BlockSize</b> () const</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">block size of underlying compression function, or 0 if not block based <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hash_base2b0" doxytag="MD5MAC_Base::HashBlock"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>HashBlock</b> (const HashWordType *input)</td></tr>

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virtual void&nbsp;</td><td class="memItemRight" valign=bottom><b>HashBlock</b> (const word32 *input)=0</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hash_base2b1" doxytag="MD5MAC_Base::vTransform"></a>
virtual void&nbsp;</td><td class="memItemRight" valign=bottom><b>vTransform</b> (const HashWordType *data)=0</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hash_base2b2" doxytag="MD5MAC_Base::GetBitCountHi"></a>
word32&nbsp;</td><td class="memItemRight" valign=bottom><b>GetBitCountHi</b> () const</td></tr>

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word32&nbsp;</td><td class="memItemRight" valign=bottom><b>GetBitCountLo</b> () const</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hash_base2b4" doxytag="MD5MAC_Base::HashMultipleBlocks"></a>
virtual unsigned int&nbsp;</td><td class="memItemRight" valign=bottom><b>HashMultipleBlocks</b> (const word32 *input, unsigned int length)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hash_base2b5" doxytag="MD5MAC_Base::PadLastBlock"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>PadLastBlock</b> (unsigned int lastBlockSize, byte padFirst=0x80)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_m_a_c_c___baseb7" doxytag="MD5MAC_Base::ThrowIfInvalidTruncatedSize"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>ThrowIfInvalidTruncatedSize</b> (unsigned int size) const</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_m_a_c_c___baseb8" doxytag="MD5MAC_Base::ThrowIfInvalidKeyLength"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>ThrowIfInvalidKeyLength</b> (const <a class="el" href="class_algorithm.html">Algorithm</a> &amp;algorithm, unsigned int length)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_m_a_c_c___baseb9" doxytag="MD5MAC_Base::AssertValidKeyLength"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>AssertValidKeyLength</b> (unsigned int length) const</td></tr>

<tr><td colspan=2><br><h2>Static Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_m_d5_m_a_c___basef0" doxytag="MD5MAC_Base::Transform"></a>
void&nbsp;</td><td class="memItemRight" valign=bottom><b>Transform</b> (word32 *buf, const word32 *in, const word32 *key)</td></tr>

<tr><td colspan=2><br><h2>Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_m_d5_m_a_c___basep0" doxytag="MD5MAC_Base::m_key"></a>
FixedSizeSecBlock&lt; word32, 12 &gt;&nbsp;</td><td class="memItemRight" valign=bottom><b>m_key</b></td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hash_base2p0" doxytag="MD5MAC_Base::m_data"></a>
<a class="el" href="class_sec_block.html">SecBlock</a>&lt; word32 &gt;&nbsp;</td><td class="memItemRight" valign=bottom><b>m_data</b></td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top><a name="_iterated_hash_base2p1" doxytag="MD5MAC_Base::m_digest"></a>
<a class="el" href="class_sec_block.html">SecBlock</a>&lt; word32 &gt;&nbsp;</td><td class="memItemRight" valign=bottom><b>m_digest</b></td></tr>

<tr><td colspan=2><br><h2>Static Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>const word32&nbsp;</td><td class="memItemRight" valign=bottom><b>T</b> [12]</td></tr>

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<hr><h2>Member Function Documentation</h2>
<a name="_x_m_a_c_c___basea13" doxytag="MD5MAC_Base::Final"></a><p>
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          <td class="md" nowrap valign="top"> virtual void HashTransformation::Final </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">byte *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>digest</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline, virtual, inherited]</code></td>
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<p>
compute hash for current message, then restart for a new message 
<p>
<dl compact><dt><b>Precondition:</b></dt><dd>size of digest == <a class="el" href="class_hash_transformation.html#_x_m_a_c_ca9">DigestSize()</a>. </dd></dl>

<p>
Reimplemented in <a class="el" href="class_p_k_c_s___decorated_hash_module.html#_p_k_c_s___decorated_hash_modulea2">PKCS_DecoratedHashModule&lt; H &gt;</a>, <a class="el" href="class_signature_encoding_method_with_recovery.html#_signature_encoding_method_with_recoverya0">SignatureEncodingMethodWithRecovery</a>, and <a class="el" href="class_e_m_s_a2_decorated_hash_module.html#_e_m_s_a2_decorated_hash_modulea3">EMSA2DecoratedHashModule&lt; H &gt;</a>.
<p>
Definition at line <a class="el" href="cryptlib_8h-source.html#l00526">526</a> of file <a class="el" href="cryptlib_8h-source.html">cryptlib.h</a>.
<p>
Referenced by <a class="el" href="filters_8cpp-source.html#l00635">HashFilter::Put2()</a>, <a class="el" href="pubkey_8h-source.html#l00439">PK_SignerBase&lt; H &gt;::SignAndRestart()</a>, and <a class="el" href="pubkey_8h-source.html#l00449">PK_VerifierBase&lt; H &gt;::VerifyAndRestart()</a>.    </td>
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<a name="_x_m_a_c_c___basea15" doxytag="MD5MAC_Base::Verify"></a><p>
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          <td class="md" nowrap valign="top"> virtual bool HashTransformation::Verify </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const byte *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>digest</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline, virtual, inherited]</code></td>
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<p>
verify that digest is a valid digest for the current message, then reinitialize the object 
<p>
Default implementation is to call <a class="el" href="class_hash_transformation.html#_x_m_a_c_c___basea13">Final()</a> and do a bitwise comparison between its output and digest. 
<p>
Reimplemented in <a class="el" href="class_signature_encoding_method_with_recovery.html#_signature_encoding_method_with_recoverya2">SignatureEncodingMethodWithRecovery</a>.
<p>
Definition at line <a class="el" href="cryptlib_8h-source.html#l00549">549</a> of file <a class="el" href="cryptlib_8h-source.html">cryptlib.h</a>.
<p>
Referenced by <a class="el" href="pubkey_8h-source.html#l00587">VerifierWithRecoveryTemplate&lt; TF, H &gt;::VerifyAndRestart()</a>.    </td>
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<a name="_x_m_a_c_c___basea26" doxytag="MD5MAC_Base::SetKey"></a><p>