Sophie: php-manual-en-4.3.0-2mdk noarch

php-manual-en-4.3.0-2mdk.noarch.rpm

<HTML
><HEAD
><TITLE
>mcrypt_enc_get_supported_key_sizes</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
REL="HOME"
TITLE="PHP Manual"
HREF="index.html"><LINK
REL="UP"
TITLE="Mcrypt Encryption Functions"
HREF="ref.mcrypt.html"><LINK
REL="PREVIOUS"
TITLE="mcrypt_enc_get_modes_name"
HREF="function.mcrypt-enc-get-modes-name.html"><LINK
REL="NEXT"
TITLE="mcrypt_enc_is_block_algorithm_mode"
HREF="function.mcrypt-enc-is-block-algorithm-mode.html"><META
HTTP-EQUIV="Content-type"
CONTENT="text/html; charset=ISO-8859-1"></HEAD
><BODY
CLASS="refentry"
BGCOLOR="#FFFFFF"
TEXT="#000000"
LINK="#0000FF"
VLINK="#840084"
ALINK="#0000FF"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="3"
ALIGN="center"
>PHP Manual</TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="bottom"
><A
HREF="function.mcrypt-enc-get-modes-name.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="function.mcrypt-enc-is-block-algorithm-mode.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="function.mcrypt-enc-get-supported-key-sizes"
></A
>mcrypt_enc_get_supported_key_sizes</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN49002"
></A
><P
>    (PHP 4 &#62;= 4.0.2)</P
>mcrypt_enc_get_supported_key_sizes&nbsp;--&nbsp;Returns an array with the supported keysizes of the opened algorithm</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN49005"
></A
><H2
>Description</H2
>array <B
CLASS="methodname"
>mcrypt_enc_get_supported_key_sizes</B
> ( resource td)<BR
></BR
><P
>&#13;     Returns an array with the key sizes supported by the algorithm
     specified by the encryption descriptor. If it returns an empty
     array then all key sizes between 1 and
     <A
HREF="function.mcrypt-enc-get-key-size.html"
><B
CLASS="function"
>mcrypt_enc_get_key_size()</B
></A
> are supported by the
     algorithm.
    </P
><P
>&#13;     <TABLE
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN49016"
></A
><P
><B
>Example 1. <B
CLASS="function"
>mcrypt_enc_get_supported_key_sizes()</B
> example</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="php"
>&#60;?php
    $td = mcrypt_module_open ('rijndael-256', '', 'ecb', '');
    var_dump (mcrypt_enc_get_supported_key_sizes($td));
?&#62;

This will print:

array(3) {
  [0]=&#62;
  int(16)
  [1]=&#62;
  int(24)
  [2]=&#62;
  int(32)
}
?&#62;</PRE
></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
    </P
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="function.mcrypt-enc-get-modes-name.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
ACCESSKEY="H"
>Home</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="function.mcrypt-enc-is-block-algorithm-mode.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>mcrypt_enc_get_modes_name</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="ref.mcrypt.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>mcrypt_enc_is_block_algorithm_mode</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>