<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Gets available cipher methods</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.openssl-free-key.html">openssl_free_key</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.openssl-get-md-methods.html">openssl_get_md_methods</a></div> <div class="up"><a href="ref.openssl.html">OpenSSL Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.openssl-get-cipher-methods" class="refentry"> <div class="refnamediv"> <h1 class="refname">openssl_get_cipher_methods</h1> <p class="verinfo">(PHP 5 >= 5.3.0)</p><p class="refpurpose"><span class="refname">openssl_get_cipher_methods</span> — <span class="dc-title">Gets available cipher methods</span></p> </div> <div class="refsect1 description" id="refsect1-function.openssl-get-cipher-methods-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">array</span> <span class="methodname"><strong>openssl_get_cipher_methods</strong></span> ([ <span class="methodparam"><span class="type">bool</span> <code class="parameter">$aliases</code><span class="initializer"> = false</span></span> ] )</div> <p class="para rdfs-comment"> Gets a list of available cipher methods. </p> </div> <div class="refsect1 parameters" id="refsect1-function.openssl-get-cipher-methods-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">aliases</code></em></span> <dd> <p class="para"> Set to <strong><code>TRUE</code></strong> if cipher aliases should be included within the returned <span class="type"><a href="language.types.array.html" class="type array">array</a></span>. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.openssl-get-cipher-methods-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> An <span class="type"><a href="language.types.array.html" class="type array">array</a></span> of available cipher methods. </p> </div> <div class="refsect1 examples" id="refsect1-function.openssl-get-cipher-methods-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-862"> <p><strong>Example #1 <span class="function"><strong>openssl_get_cipher_methods()</strong></span> example</strong></p> <div class="example-contents"><p> Shows how the available ciphers might look, and also which aliases might be available. </p></div> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$ciphers </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_get_cipher_methods</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$ciphers_and_aliases </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_get_cipher_methods</span><span style="color: #007700">(</span><span style="color: #0000BB">true</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$cipher_aliases </span><span style="color: #007700">= </span><span style="color: #0000BB">array_diff</span><span style="color: #007700">(</span><span style="color: #0000BB">$ciphers_and_aliases</span><span style="color: #007700">, </span><span style="color: #0000BB">$ciphers</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$ciphers</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$cipher_aliases</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> Array ( [0] => AES-128-CBC [1] => AES-128-CFB [2] => AES-128-CFB1 [3] => AES-128-CFB8 [4] => AES-128-ECB [5] => AES-128-OFB [6] => AES-192-CBC [7] => AES-192-CFB [8] => AES-192-CFB1 [9] => AES-192-CFB8 [10] => AES-192-ECB [11] => AES-192-OFB [12] => AES-256-CBC [13] => AES-256-CFB [14] => AES-256-CFB1 [15] => AES-256-CFB8 [16] => AES-256-ECB [17] => AES-256-OFB [18] => BF-CBC [19] => BF-CFB [20] => BF-ECB [21] => BF-OFB [22] => CAST5-CBC [23] => CAST5-CFB [24] => CAST5-ECB [25] => CAST5-OFB [26] => DES-CBC [27] => DES-CFB [28] => DES-CFB1 [29] => DES-CFB8 [30] => DES-ECB [31] => DES-EDE [32] => DES-EDE-CBC [33] => DES-EDE-CFB [34] => DES-EDE-OFB [35] => DES-EDE3 [36] => DES-EDE3-CBC [37] => DES-EDE3-CFB [38] => DES-EDE3-OFB [39] => DES-OFB [40] => DESX-CBC [41] => IDEA-CBC [42] => IDEA-CFB [43] => IDEA-ECB [44] => IDEA-OFB [45] => RC2-40-CBC [46] => RC2-64-CBC [47] => RC2-CBC [48] => RC2-CFB [49] => RC2-ECB [50] => RC2-OFB [51] => RC4 [52] => RC4-40 [53] => aes-128-cbc [54] => aes-128-cfb [55] => aes-128-cfb1 [56] => aes-128-cfb8 [57] => aes-128-ecb [58] => aes-128-ofb [59] => aes-192-cbc [60] => aes-192-cfb [61] => aes-192-cfb1 [62] => aes-192-cfb8 [63] => aes-192-ecb [64] => aes-192-ofb [65] => aes-256-cbc [66] => aes-256-cfb [67] => aes-256-cfb1 [68] => aes-256-cfb8 [69] => aes-256-ecb [70] => aes-256-ofb [71] => bf-cbc [72] => bf-cfb [73] => bf-ecb [74] => bf-ofb [75] => cast5-cbc [76] => cast5-cfb [77] => cast5-ecb [78] => cast5-ofb [79] => des-cbc [80] => des-cfb [81] => des-cfb1 [82] => des-cfb8 [83] => des-ecb [84] => des-ede [85] => des-ede-cbc [86] => des-ede-cfb [87] => des-ede-ofb [88] => des-ede3 [89] => des-ede3-cbc [90] => des-ede3-cfb [91] => des-ede3-ofb [92] => des-ofb [93] => desx-cbc [94] => idea-cbc [95] => idea-cfb [96] => idea-ecb [97] => idea-ofb [98] => rc2-40-cbc [99] => rc2-64-cbc [100] => rc2-cbc [101] => rc2-cfb [102] => rc2-ecb [103] => rc2-ofb [104] => rc4 [105] => rc4-40 ) Array ( [18] => AES128 [19] => AES192 [20] => AES256 [21] => BF [26] => CAST [27] => CAST-cbc [32] => DES [47] => DES3 [48] => DESX [50] => IDEA [55] => RC2 [82] => aes128 [83] => aes192 [84] => aes256 [85] => bf [90] => blowfish [91] => cast [92] => cast-cbc [97] => des [112] => des3 [113] => desx [115] => idea [120] => rc2 ) </pre></div> </div> </div> </p> </div> <div class="refsect1 seealso" id="refsect1-function.openssl-get-cipher-methods-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.openssl-get-md-methods.html" class="function" rel="rdfs-seeAlso">openssl_get_md_methods()</a> - Gets available digest methods</span></li> </ul> </p> </div> 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