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<title>Returns the blocksize of the specified algorithm</title>
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<div class="refnamediv">
<h1 class="refname">mcrypt_module_get_algo_block_size</h1>
<p class="verinfo">(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)</p><p class="refpurpose"><span class="refname">mcrypt_module_get_algo_block_size</span> — <span class="dc-title">Returns the blocksize of the specified algorithm</span></p>
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<div id="function.mcrypt-module-get-algo-block-size-refsynopsisdiv">
<div class="warning"><strong class="warning">Warning</strong><p class="simpara">This function has been
<em class="emphasis">DEPRECATED</em> as of PHP 7.1.0. Relying on this function
is highly discouraged.</p></div>
</div>
<div class="refsect1 description" id="refsect1-function.mcrypt-module-get-algo-block-size-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">int</span> <span class="methodname"><strong>mcrypt_module_get_algo_block_size</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$algorithm</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$lib_dir</code></span>
] )</div>
<p class="para rdfs-comment">
Gets the blocksize of the specified algorithm.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.mcrypt-module-get-algo-block-size-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">algorithm</code></dt>
<dd>
<p class="para">
The algorithm name.
</p>
</dd>
<dt>
<code class="parameter">lib_dir</code></dt>
<dd>
<p class="para">
This optional parameter can contain the location where the mode module
is on the system.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.mcrypt-module-get-algo-block-size-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the block size of the algorithm specified in bytes.
</p>
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