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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head>  <title>Returns if the specified module is a block algorithm or not</title>  <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mcrypt-module-get-supported-key-sizes.html">mcrypt_module_get_supported_key_sizes</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mcrypt-module-is-block-algorithm.html">mcrypt_module_is_block_algorithm</a></div> <div class="up"><a href="ref.mcrypt.html">Mcrypt Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.mcrypt-module-is-block-algorithm-mode" class="refentry"> <div class="refnamediv">  <h1 class="refname">mcrypt_module_is_block_algorithm_mode</h1>  <p class="verinfo">(PHP 4 &gt;= 4.0.2, PHP 5)</p><p class="refpurpose"><span class="refname">mcrypt_module_is_block_algorithm_mode</span> &mdash; <span class="dc-title">Returns if the specified module is a block algorithm or not</span></p> </div>  <div class="refsect1 description">  <h3 class="title">Description</h3>  <div class="methodsynopsis dc-description">   <span class="type">bool</span> <span class="methodname"><b><b>mcrypt_module_is_block_algorithm_mode</b></b></span>    ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$mode</tt></span>   [, <span class="methodparam"><span class="type">string</span> <tt class="parameter">$lib_dir</tt></span>  ] )</div>  <p class="para rdfs-comment">   This function returns <b><tt>TRUE</tt></b> if the mode is for use with block   algorithms, otherwise it returns <b><tt>FALSE</tt></b>. (e.g. <b><tt>FALSE</tt></b> for stream, and   <b><tt>TRUE</tt></b> for cbc, cfb, ofb).  The optional <i><tt class="parameter">lib_dir</tt></i>   parameter can contain the location where the mode module is on the   system.  </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mcrypt-module-get-supported-key-sizes.html">mcrypt_module_get_supported_key_sizes</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mcrypt-module-is-block-algorithm.html">mcrypt_module_is_block_algorithm</a></div> <div class="up"><a href="ref.mcrypt.html">Mcrypt Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>

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