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<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>ne_malloc</title><link rel="stylesheet" type="text/css" href="../manual.css"><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="neon HTTP/WebDAV client library"><link rel="up" href="ref.html" title="neon API reference"><link rel="prev" href="refiaddr.html" title="ne_iaddr_make"><link rel="next" href="refsess.html" title="ne_session_create"></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">ne_malloc</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="refiaddr.html">Prev</a> </td><th width="60%" align="center">neon API reference</th><td width="20%" align="right"> <a accesskey="n" href="refsess.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="refalloc"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ne_malloc, ne_calloc, ne_realloc, ne_strdup, ne_strndup, ne_oom_callback — memory allocation wrappers</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include <ne_alloc.h></pre><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void *<b class="fsfunc">ne_malloc</b>(</code></td><td>size_t <var class="pdparam">size</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void *<b class="fsfunc">ne_calloc</b>(</code></td><td>size_t <var class="pdparam">size</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void *<b class="fsfunc">ne_realloc</b>(</code></td><td>void *<var class="pdparam">size</var>, </td></tr><tr><td> </td><td>size_t <var class="pdparam">len</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">char *<b class="fsfunc">ne_strdup</b>(</code></td><td>const char *<var class="pdparam">s</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">char *<b class="fsfunc">ne_strndup</b>(</code></td><td>const char *<var class="pdparam">s</var>, </td></tr><tr><td> </td><td>size_t <var class="pdparam">size</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">void <b class="fsfunc">ne_oom_callback</b>(</code></td><td>void (*<var class="pdparam">callback</var>)(void)<code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idm140368850556000"></a><h2>Description</h2><p>The functions <code class="function">ne_malloc</code>, <code class="function">ne_calloc</code>, <code class="function">ne_realloc</code>, <code class="function">ne_strdup</code> and <code class="function">ne_strdnup</code> provide wrappers for the equivalent functions in the standard C library. The wrappers provide the extra guarantee that if the C library equivalent returns <code class="literal">NULL</code> when no memory is available, an optional callback will be called, and the library will then call <code class="function">abort</code>().</p><p><code class="function">ne_oom_callback</code> registers a callback which will be invoked if an out of memory error is detected.</p></div><div class="refsect1"><a name="idm140368850549216"></a><h2>Notes</h2><p>If the operating system uses optimistic memory allocation, the C library memory allocation routines will not return <code class="literal">NULL</code>, so it is not possible to gracefully handle memory allocation failures.</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="refiaddr.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ref.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="refsess.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">ne_iaddr_make </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> ne_session_create</td></tr></table></div></body></html>