<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <HTML ><HEAD ><TITLE >mcrypt_enc_is_block_algorithm_mode</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Manual PHP" HREF="index.html"><LINK REL="UP" TITLE="Mcrypt Encryption Functions" HREF="ref.mcrypt.html"><LINK REL="PREVIOUS" TITLE="mcrypt_enc_get_supported_key_sizes" HREF="function.mcrypt-enc-get-supported-key-sizes.html"><LINK REL="NEXT" TITLE="mcrypt_enc_is_block_algorithm" HREF="function.mcrypt-enc-is-block-algorithm.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-2"></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" >Manual PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.mcrypt-enc-get-supported-key-sizes.html" ACCESSKEY="P" >Înapoi</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.html" ACCESSKEY="N" >Înainte</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.mcrypt-enc-is-block-algorithm-mode" ></A >mcrypt_enc_is_block_algorithm_mode</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN55257" ></A ><P > (PHP 4 >= 4.0.2, PHP 5)</P >mcrypt_enc_is_block_algorithm_mode -- Checks whether the encryption of the opened mode works on blocks</DIV ><DIV CLASS="refsect1" ><A NAME="AEN55260" ></A ><H2 >Description</H2 >bool <B CLASS="methodname" >mcrypt_enc_is_block_algorithm_mode</B > ( resource td)<BR ></BR ><P > This function returns <TT CLASS="constant" ><B >TRUE</B ></TT > if the mode is for use with block algorithms, otherwise it returns <TT CLASS="constant" ><B >FALSE</B ></TT >. (e.g. <TT CLASS="constant" ><B >FALSE</B ></TT > for stream, and <TT CLASS="constant" ><B >TRUE</B ></TT > for cbc, cfb, ofb). </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-supported-key-sizes.html" ACCESSKEY="P" >Înapoi</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Acasã</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.mcrypt-enc-is-block-algorithm.html" ACCESSKEY="N" >Înainte</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >mcrypt_enc_get_supported_key_sizes</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.mcrypt.html" ACCESSKEY="U" >Sus</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >mcrypt_enc_is_block_algorithm</TD ></TR ></TABLE ></DIV ></BODY ></HTML >