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<H1><A NAME="SECTION003000000000000000000"></A><A NAME="module"></A>
<BR>
1. Module Interface
</H1>
<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
<td><nobr><b><tt id='l2h-1' xml:id='l2h-1' class="function">Diff</tt></b>(</nobr></td>
<td><var><var>origData</var>, <var>newData</var></var>)</td></tr></table></dt>
<dd>
Perform a binary diff between the two pieces of data and return a tuple
consisting of the control tuples, diff block and extra block required to
reconstitute the new data.
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<td><nobr><b><tt id='l2h-2' xml:id='l2h-2' class="function">Patch</tt></b>(</nobr></td>
<td><var><var>origData</var>, <var>newDataLength</var>,
<var>controlTuples</var>, <var>diffBlock</var>, <var>extraBlock</var></var>)</td></tr></table></dt>
<dd>
Return the new data given the original data, the length of the new data and
the output from the Diff method.
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<span class="release-info">Release 1.1, documentation updated on 9 March 2005.</span>
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