1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>xdr_read_pages</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux Networking and Network Devices APIs"><link rel="up" href="ch01s05.html" title="SUN RPC subsystem"><link rel="prev" href="API-xdr-inline-decode.html" title="xdr_inline_decode"><link rel="next" href="API-xdr-enter-page.html" title="xdr_enter_page"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">xdr_read_pages</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-xdr-inline-decode.html">Prev</a>&#160;</td><th width="60%" align="center">SUN RPC subsystem</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-xdr-enter-page.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-xdr-read-pages"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>xdr_read_pages &#8212; 
2     Ensure page-based XDR data to decode is aligned at current pointer position
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">unsigned int <b class="fsfunc">xdr_read_pages </b>(</code></td><td>struct xdr_stream * <var class="pdparam">xdr</var>, </td></tr><tr><td>&#160;</td><td>unsigned int <var class="pdparam">len</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1097005380"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>xdr</code></em></span></dt><dd><p>
4     pointer to xdr_stream struct
5    </p></dd><dt><span class="term"><em class="parameter"><code>len</code></em></span></dt><dd><p>
6     number of bytes of page data
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1097008004"></a><h2>Description</h2><p>
8   Moves data beyond the current pointer position from the XDR head[] buffer
9   into the page list. Any data that lies beyond current position + <span class="quote">&#8220;<span class="quote">len</span>&#8221;</span>
10   bytes is moved into the XDR tail[].
11   </p><p>
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13   Returns the number of XDR encoded bytes now contained in the pages
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