213 lines
10 KiB
HTML
213 lines
10 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>GlibTop: Libgtop Reference Manual</title>
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<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot">
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<link rel="home" href="index.html" title="Libgtop Reference Manual">
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<link rel="up" href="libgtop-lib.html" title="Libgtop Library Reference">
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<link rel="prev" href="libgtop-lib.html" title="Libgtop Library Reference">
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
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<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle">
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<td width="100%" align="left" class="shortcuts">
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<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span>
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<a href="#libgtop-GlibTop.description" class="shortcut">Description</a></span>
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</td>
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<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td>
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<td><a accesskey="u" href="libgtop-lib.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td>
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<td><a accesskey="p" href="libgtop-lib.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td>
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<td><a accesskey="n" href="libgtop-Close.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td>
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</tr></table>
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<div class="refentry">
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<a name="libgtop-GlibTop"></a><div class="titlepage"></div>
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<div class="refnamediv"><table width="100%"><tr>
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<td valign="top">
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<h2><span class="refentrytitle"><a name="libgtop-GlibTop.top_of_page"></a>GlibTop</span></h2>
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<p>GlibTop — Server initilization</p>
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</td>
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<td class="gallery_image" valign="top" align="right"></td>
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</tr></table></div>
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<div class="refsect1">
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<a name="libgtop-GlibTop.stability-level"></a><h2>Stability Level</h2>
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<a href="http://foldoc.org/Stable"><span class="acronym">Stable</span></a>, unless otherwise indicated
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</div>
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<div class="refsect1">
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<a name="libgtop-GlibTop.functions"></a><h2>Functions</h2>
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<div class="informaltable"><table class="informaltable" width="100%" border="0">
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<colgroup>
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<col width="150px" class="functions_return">
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<col class="functions_name">
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</colgroup>
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<tbody>
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<tr>
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<td class="define_keyword">#define</td>
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<td class="function_name">
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<a class="link" href="libgtop-GlibTop.html#LIBGTOP-CHECK-VERSION:CAPS" title="LIBGTOP_CHECK_VERSION()">LIBGTOP_CHECK_VERSION</a><span class="c_punctuation">()</span>
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</td>
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</tr>
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<tr>
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<td class="function_type">
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<a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="returnvalue">glibtop</span></a> *
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</td>
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<td class="function_name">
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<a class="link" href="libgtop-GlibTop.html#glibtop-init" title="glibtop_init ()">glibtop_init</a> <span class="c_punctuation">()</span>
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</td>
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</tr>
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<tr>
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<td class="function_type">
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<a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="returnvalue">glibtop</span></a> *
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</td>
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<td class="function_name">
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<a class="link" href="libgtop-GlibTop.html#glibtop-init-r" title="glibtop_init_r ()">glibtop_init_r</a> <span class="c_punctuation">()</span>
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</td>
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</tr>
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<tr>
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<td class="function_type">
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<a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="returnvalue">glibtop</span></a> *
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</td>
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<td class="function_name">
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<a class="link" href="libgtop-GlibTop.html#glibtop-init-s" title="glibtop_init_s ()">glibtop_init_s</a> <span class="c_punctuation">()</span>
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</td>
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</tr>
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</tbody>
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</table></div>
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</div>
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<div class="refsect1">
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<a name="libgtop-GlibTop.other"></a><h2>Types and Values</h2>
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<div class="informaltable"><table class="informaltable" width="100%" border="0">
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<colgroup>
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<col width="150px" class="name">
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<col class="description">
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</colgroup>
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<tbody>
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<tr>
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<td class="define_keyword">#define</td>
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<td class="function_name"><a class="link" href="libgtop-GlibTop.html#GLIBTOP-MOUNTENTRY-LEN:CAPS" title="GLIBTOP_MOUNTENTRY_LEN">GLIBTOP_MOUNTENTRY_LEN</a></td>
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</tr>
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<tr>
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<td class="datatype_keyword">struct</td>
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<td class="function_name"><a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop">glibtop</a></td>
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</tr>
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<tr>
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<td class="variable_type">extern glibtop *</td>
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<td class="function_name"><a class="link" href="libgtop-GlibTop.html#glibtop-global-server" title="glibtop_global_server">glibtop_global_server</a></td>
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</tr>
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<tr>
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<td class="variable_type">extern const unsigned long </td>
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<td class="function_name"><a class="link" href="libgtop-GlibTop.html#glibtop-server-features" title="glibtop_server_features">glibtop_server_features</a></td>
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</tr>
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</tbody>
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</table></div>
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</div>
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<div class="refsect1">
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<a name="libgtop-GlibTop.includes"></a><h2>Includes</h2>
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<pre class="synopsis">#include <glibtop.h>
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</pre>
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</div>
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<div class="refsect1">
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<a name="libgtop-GlibTop.description"></a><h2>Description</h2>
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<p>You do not need to worry about the <a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="type">glibtop</span></a> * server structure if
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you don't need - the library exports a <a class="link" href="libgtop-GlibTop.html#glibtop-global-server" title="glibtop_global_server"><span class="type">glibtop_global_server</span></a>
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which you can use everywhere a <a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="type">glibtop</span></a> * is expected.</p>
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<p>Most of the library and all of the sysdeps function also have an alias
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(which is the function name without the <span style="color: red"><suffix>_l</suffix></span>, </p>
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<span style="color: red"><suffix>_s</suffix></span> or <span style="color: red"><suffix>_r</suffix></span> suffix) which don't
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<p>take a <a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="type">glibtop</span></a> * as argument but uses the <a class="link" href="libgtop-GlibTop.html#glibtop-global-server" title="glibtop_global_server"><span class="type">glibtop_global_server</span></a>
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instead.</p>
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</div>
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<div class="refsect1">
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<a name="libgtop-GlibTop.functions_details"></a><h2>Functions</h2>
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<div class="refsect2">
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<a name="LIBGTOP-CHECK-VERSION:CAPS"></a><h3>LIBGTOP_CHECK_VERSION()</h3>
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<pre class="programlisting">#define LIBGTOP_CHECK_VERSION(major, minor, micro)</pre>
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</div>
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<hr>
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<div class="refsect2">
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<a name="glibtop-init"></a><h3>glibtop_init ()</h3>
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<pre class="programlisting"><a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="returnvalue">glibtop</span></a> *
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glibtop_init (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
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<p>Server initialization.</p>
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<div class="refsect3">
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<a name="glibtop-init.returns"></a><h4>Returns</h4>
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<p> A <a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="type">glibtop</span></a> reference.</p>
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</div>
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</div>
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<hr>
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<div class="refsect2">
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<a name="glibtop-init-r"></a><h3>glibtop_init_r ()</h3>
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<pre class="programlisting"><a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="returnvalue">glibtop</span></a> *
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glibtop_init_r (<em class="parameter"><code><a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="type">glibtop</span></a> **server_ptr</code></em>,
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<em class="parameter"><code><span class="type">unsigned long </span> features</code></em>,
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<em class="parameter"><code><span class="type">unsigned </span> flags</code></em>);</pre>
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</div>
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<hr>
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<div class="refsect2">
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<a name="glibtop-init-s"></a><h3>glibtop_init_s ()</h3>
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<pre class="programlisting"><a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="returnvalue">glibtop</span></a> *
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glibtop_init_s (<em class="parameter"><code><a class="link" href="libgtop-GlibTop.html#glibtop" title="struct glibtop"><span class="type">glibtop</span></a> **server_ptr</code></em>,
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<em class="parameter"><code><span class="type">unsigned long </span> features</code></em>,
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<em class="parameter"><code><span class="type">unsigned </span> flags</code></em>);</pre>
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</div>
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</div>
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<div class="refsect1">
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<a name="libgtop-GlibTop.other_details"></a><h2>Types and Values</h2>
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<div class="refsect2">
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<a name="GLIBTOP-MOUNTENTRY-LEN:CAPS"></a><h3>GLIBTOP_MOUNTENTRY_LEN</h3>
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<pre class="programlisting">#define GLIBTOP_MOUNTENTRY_LEN 79
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</pre>
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</div>
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<hr>
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<div class="refsect2">
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<a name="glibtop"></a><h3>struct glibtop</h3>
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<pre class="programlisting">struct glibtop {
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unsigned flags;
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unsigned method; /* Server Method */
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unsigned error_method; /* Error Method */
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int input [2]; /* Pipe client <- server */
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int output [2]; /* Pipe client -> server */
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int socket; /* Accepted connection of a socket */
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int ncpu; /* Number of CPUs, zero if single-processor */
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int real_ncpu; /* Real number of CPUs. Only ncpu are monitored */
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unsigned long os_version_code; /* Version code of the operating system */
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const char *name; /* Program name for error messages */
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const char *server_command; /* Command used to invoke server */
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const char *server_host; /* Host the server should run on */
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const char *server_user; /* Name of the user on the target host */
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const char *server_rsh; /* Command used to connect to the target host */
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unsigned long features; /* Server is required for this features */
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unsigned long server_port; /* Port on which daemon is listening */
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glibtop_sysdeps sysdeps; /* Detailed feature list */
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glibtop_sysdeps required; /* Required feature list */
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pid_t pid; /* PID of the server */
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uid_t uid;
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uid_t euid;
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gid_t gid;
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gid_t egid;
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glibtop_machine *machine; /* Machine dependent data */
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};
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</pre>
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</div>
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<hr>
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<div class="refsect2">
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<a name="glibtop-global-server"></a><h3>glibtop_global_server</h3>
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<pre class="programlisting">extern glibtop *glibtop_global_server;
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</pre>
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</div>
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<hr>
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<div class="refsect2">
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<a name="glibtop-server-features"></a><h3>glibtop_server_features</h3>
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<pre class="programlisting">extern const unsigned long glibtop_server_features;
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</pre>
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</div>
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</div>
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</div>
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<div class="footer">
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