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 <span id="projectnumber">4.2.1</span>
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<a href="#func-members">Functions</a> </div>
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<div class="title">blockmode.h File Reference<div class="ingroups"><a class="el" href="group__BC__m.html">Block ciphers</a></div></div> </div>
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<p>Blockcipher operation modes.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include "<a class="el" href="beecrypt_8h_source.html">beecrypt/beecrypt.h</a>"</code><br/>
</div><div class="textblock"><div class="dynheader">
Include dependency graph for blockmode.h:</div>
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<div class="center"><img src="blockmode_8h__incl.png" border="0" usemap="#include_2beecrypt_2blockmode_8h" alt=""/></div>
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<p><a href="blockmode_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="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ae9a56da9dbfaeef5fca3363ad3692830"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="blockmode_8h.html#ae9a56da9dbfaeef5fca3363ad3692830">blockEncryptECB</a> (const <a class="el" href="structblockCipher.html">blockCipher</a> *bc, <a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> *bp, uint32_t *dst, const uint32_t *src, unsigned int nblocks)</td></tr>
<tr class="memdesc:ae9a56da9dbfaeef5fca3363ad3692830"><td class="mdescLeft"> </td><td class="mdescRight">This function encrypts a number of data blocks in Electronic Code Book mode. <a href="#ae9a56da9dbfaeef5fca3363ad3692830">More...</a><br/></td></tr>
<tr class="separator:ae9a56da9dbfaeef5fca3363ad3692830"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab7da344f46aa07e72456affa51b30cf0"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="blockmode_8h.html#ab7da344f46aa07e72456affa51b30cf0">blockDecryptECB</a> (const <a class="el" href="structblockCipher.html">blockCipher</a> *bc, <a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> *bp, uint32_t *dst, const uint32_t *src, unsigned int nblocks)</td></tr>
<tr class="memdesc:ab7da344f46aa07e72456affa51b30cf0"><td class="mdescLeft"> </td><td class="mdescRight">This function decrypts a number of data blocks in Electronic Code Book mode. <a href="#ab7da344f46aa07e72456affa51b30cf0">More...</a><br/></td></tr>
<tr class="separator:ab7da344f46aa07e72456affa51b30cf0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1d40753747be488d277de1678ec5fa40"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="blockmode_8h.html#a1d40753747be488d277de1678ec5fa40">blockEncryptCBC</a> (const <a class="el" href="structblockCipher.html">blockCipher</a> *bc, <a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> *bp, uint32_t *dst, const uint32_t *src, unsigned int nblocks)</td></tr>
<tr class="memdesc:a1d40753747be488d277de1678ec5fa40"><td class="mdescLeft"> </td><td class="mdescRight">This function encrypts a number of data blocks in Cipher Block Chaining mode. <a href="#a1d40753747be488d277de1678ec5fa40">More...</a><br/></td></tr>
<tr class="separator:a1d40753747be488d277de1678ec5fa40"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3d56606cd8cc1278c6a04f0fec060132"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="blockmode_8h.html#a3d56606cd8cc1278c6a04f0fec060132">blockDecryptCBC</a> (const <a class="el" href="structblockCipher.html">blockCipher</a> *bc, <a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> *bp, uint32_t *dst, const uint32_t *src, unsigned int nblocks)</td></tr>
<tr class="memdesc:a3d56606cd8cc1278c6a04f0fec060132"><td class="mdescLeft"> </td><td class="mdescRight">This function decrypts a number of data blocks in Cipher Block Chaining mode. <a href="#a3d56606cd8cc1278c6a04f0fec060132">More...</a><br/></td></tr>
<tr class="separator:a3d56606cd8cc1278c6a04f0fec060132"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae6160f7c0cfa3fe4caa7ae6c0fafbb0f"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="blockmode_8h.html#ae6160f7c0cfa3fe4caa7ae6c0fafbb0f">blockEncryptCTR</a> (const <a class="el" href="structblockCipher.html">blockCipher</a> *bc, <a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> *bp, uint32_t *dst, const uint32_t *src, unsigned int nblocks)</td></tr>
<tr class="separator:ae6160f7c0cfa3fe4caa7ae6c0fafbb0f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a683d0915b126130e69ff67a72288fadc"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="blockmode_8h.html#a683d0915b126130e69ff67a72288fadc">blockDecryptCTR</a> (const <a class="el" href="structblockCipher.html">blockCipher</a> *bc, <a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> *bp, uint32_t *dst, const uint32_t *src, unsigned int nblocks)</td></tr>
<tr class="separator:a683d0915b126130e69ff67a72288fadc"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Blockcipher operation modes. </p>
<dl class="todo"><dt><b><a class="el" href="todo.html#_todo000001">Todo:</a></b></dt><dd>Additional modes, such as CFB and OFB. </dd></dl>
<dl class="section author"><dt>Author</dt><dd>Bob Deblier <a href="#" onclick="location.href='mai'+'lto:'+'bob'+'.d'+'ebl'+'ie'+'r@t'+'el'+'ene'+'t.'+'be'; return false;">bob.d<span style="display: none;">.nosp@m.</span>ebli<span style="display: none;">.nosp@m.</span>er@te<span style="display: none;">.nosp@m.</span>lene<span style="display: none;">.nosp@m.</span>t.be</a> </dd></dl>
</div><h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="a3d56606cd8cc1278c6a04f0fec060132"></a>
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<td class="memname">int blockDecryptCBC </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structblockCipher.html">blockCipher</a> * </td>
<td class="paramname"><em>bc</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> * </td>
<td class="paramname"><em>bp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint32_t * </td>
<td class="paramname"><em>src</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>nblocks</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>This function decrypts a number of data blocks in Cipher Block Chaining mode. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">bc</td><td>The blockcipher. </td></tr>
<tr><td class="paramname">bp</td><td>The cipher's parameter block. </td></tr>
<tr><td class="paramname">dst</td><td>The cleartext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">src</td><td>The ciphertext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">nblocks</td><td>The number of blocks to be decrypted. </td></tr>
</table>
</dd>
</dl>
<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname">0</td><td>on success. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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<td class="memname">int blockDecryptCTR </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structblockCipher.html">blockCipher</a> * </td>
<td class="paramname"><em>bc</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> * </td>
<td class="paramname"><em>bp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint32_t * </td>
<td class="paramname"><em>src</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>nblocks</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
</div>
</div>
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<td class="memname">int blockDecryptECB </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structblockCipher.html">blockCipher</a> * </td>
<td class="paramname"><em>bc</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> * </td>
<td class="paramname"><em>bp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint32_t * </td>
<td class="paramname"><em>src</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>nblocks</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>This function decrypts a number of data blocks in Electronic Code Book mode. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">bc</td><td>The blockcipher. </td></tr>
<tr><td class="paramname">bp</td><td>The cipher's parameter block. </td></tr>
<tr><td class="paramname">dst</td><td>The cleartext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">src</td><td>The ciphertext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">nblocks</td><td>The number of blocks to be decrypted. </td></tr>
</table>
</dd>
</dl>
<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname">0</td><td>on success. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a1d40753747be488d277de1678ec5fa40"></a>
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<td class="memname">int blockEncryptCBC </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structblockCipher.html">blockCipher</a> * </td>
<td class="paramname"><em>bc</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> * </td>
<td class="paramname"><em>bp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint32_t * </td>
<td class="paramname"><em>src</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>nblocks</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>This function encrypts a number of data blocks in Cipher Block Chaining mode. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">bc</td><td>The blockcipher. </td></tr>
<tr><td class="paramname">bp</td><td>The cipher's parameter block. </td></tr>
<tr><td class="paramname">dst</td><td>The ciphertext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">src</td><td>The cleartext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">nblocks</td><td>The number of blocks to be encrypted. </td></tr>
</table>
</dd>
</dl>
<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname">0</td><td>on success. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ae6160f7c0cfa3fe4caa7ae6c0fafbb0f"></a>
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<td class="memname">int blockEncryptCTR </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structblockCipher.html">blockCipher</a> * </td>
<td class="paramname"><em>bc</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> * </td>
<td class="paramname"><em>bp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint32_t * </td>
<td class="paramname"><em>src</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>nblocks</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
</div>
</div>
<a class="anchor" id="ae9a56da9dbfaeef5fca3363ad3692830"></a>
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<td class="memname">int blockEncryptECB </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structblockCipher.html">blockCipher</a> * </td>
<td class="paramname"><em>bc</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__BC__m.html#gaa6f6ba122e489fd3c3923c83cb55dae0">blockCipherParam</a> * </td>
<td class="paramname"><em>bp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint32_t * </td>
<td class="paramname"><em>src</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>nblocks</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>This function encrypts a number of data blocks in Electronic Code Book mode. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">bc</td><td>The blockcipher. </td></tr>
<tr><td class="paramname">bp</td><td>The cipher's parameter block. </td></tr>
<tr><td class="paramname">dst</td><td>The ciphertext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">src</td><td>The cleartext data; should be aligned on a 32-bit boundary. </td></tr>
<tr><td class="paramname">nblocks</td><td>The number of blocks to be encrypted. </td></tr>
</table>
</dd>
</dl>
<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname">0</td><td>on success. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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