<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>Objects</title><link rel="stylesheet" href="ecl.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="index.html" title="The ECL manual"><link rel="up" href="pt04.html" title="Part IV. UFFI Reference"><link rel="prev" href="rn02re55.html" title="def-union"><link rel="next" href="rn03re56.html" title="allocate-foreign-object"></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">Objects</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="rn02re55.html">Prev</a> </td><th width="60%" align="center">Part IV. UFFI Reference</th><td width="20%" align="right"> <a accesskey="n" href="rn03re56.html">Next</a></td></tr></table><hr></div><div class="reference" title="Objects"><div class="titlepage"><div><div><h1 class="title"><a name="uffi.objects"></a>Objects</h1></div></div><hr></div><div class="partintro" title="Overview"><div><div><div><h1 class="title"><a name="id689058"></a>Overview</h1></div></div></div><p>
Objects are entities that can allocated, referred to by pointers, and
can be freed.</p><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="refentrytitle"><a href="rn03re56.html"><code class="function">allocate-foreign-object</code></a></span><span class="refpurpose"> — Allocates an instance of a foreign object.
</span></dt><dt><span class="refentrytitle"><a href="rn03re57.html"><code class="function">free-foreign-object</code></a></span><span class="refpurpose"> — Frees memory that was allocated for a foreign boject.
</span></dt><dt><span class="refentrytitle"><a href="rn03re58.html"><code class="function">with-foreign-object</code></a></span><span class="refpurpose"> — Wraps the allocation of a foreign object around a body of code.
</span></dt><dt><span class="refentrytitle"><a href="rn03re59.html"><code class="function">size-of-foreign-type</code></a></span><span class="refpurpose"> — Returns the number of data bytes used by a foreign object type.
</span></dt><dt><span class="refentrytitle"><a href="rn03re60.html"><code class="function">pointer-address</code></a></span><span class="refpurpose"> — Returns the address of a pointer.
</span></dt><dt><span class="refentrytitle"><a href="rn03re61.html"><code class="function">deref-pointer</code></a></span><span class="refpurpose"> — Deferences a pointer.
</span></dt><dt><span class="refentrytitle"><a href="rn03re62.html"><code class="function">ensure-char-character</code></a></span><span class="refpurpose"> — Ensures that a dereferenced <code class="constant">:char</code> pointer is
a character.
</span></dt><dt><span class="refentrytitle"><a href="rn03re63.html"><code class="function">ensure-char-integer</code></a></span><span class="refpurpose"> — Ensures that a dereferenced <code class="constant">:char</code> pointer is
an integer.
</span></dt><dt><span class="refentrytitle"><a href="rn03re64.html"><code class="function">make-null-pointer</code></a></span><span class="refpurpose"> — Create a <code class="constant">NULL</code> pointer.
</span></dt><dt><span class="refentrytitle"><a href="rn03re65.html"><code class="function">null-pointer-p</code></a></span><span class="refpurpose"> — Tests a pointer for <code class="constant">NULL</code> value.
</span></dt><dt><span class="refentrytitle"><a href="rn03re66.html"><code class="varname">+null-cstring-pointer+</code></a></span><span class="refpurpose"> — A constant <code class="constant">NULL</code> cstring pointer.
</span></dt><dt><span class="refentrytitle"><a href="rn03re67.html"><code class="function">with-cast-pointer</code></a></span><span class="refpurpose"> — Wraps a body of code with a pointer cast to a new type.
</span></dt><dt><span class="refentrytitle"><a href="rn03re68.html"><code class="function">def-foreign-var</code></a></span><span class="refpurpose"> —
Defines a symbol macro to access a variable in foreign code
</span></dt></dl></div></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="rn02re55.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="pt04.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="rn03re56.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><code class="function">def-union</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <code class="function">allocate-foreign-object</code></td></tr></table></div></body></html>
