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<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>function::user_ulong</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="index.html" title="SystemTap Tapset Reference Manual"><link rel="up" href="conversions.stp.html" title="Chapter 25. String and data retrieving functions Tapset"><link rel="prev" href="API-user-uint8.html" title="function::user_uint8"><link rel="next" href="API-user-ulong-warn.html" title="function::user_ulong_warn"></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>function::user_ulong</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-user-uint8.html">Prev</a> </td><th width="60%" align="center">Chapter 25. String and data retrieving functions Tapset</th><td width="20%" align="right"> <a accesskey="n" href="API-user-ulong-warn.html">Next</a></td></tr></table><hr></div><div class="refentry" title="function::user_ulong"><a name="API-user-ulong"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>function::user_ulong —
Retrieves an unsigned long value stored in user space
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="programlisting">
user_ulong:long(addr:long)
</pre></div><div class="refsect1" title="Arguments"><a name="idp12396320"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>addr</code></em></span></dt><dd><p>
the user space address to retrieve the unsigned long from
</p></dd></dl></div></div><div class="refsect1" title="Description"><a name="idp12399552"></a><h2>Description</h2><p>
Returns the unsigned long value from a given user
space address. Returns zero when user space data is not
accessible. Note that the size of the unsigned long depends on the
architecture of the current user space task (for those
architectures that support both 64/32 bit compat tasks).
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