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<h1>nng_msg_alloc(3) Manual Page</h1>
<div id="toc" class="toc2">
<div id="toctitle">Table of Contents</div>
<ul class="sectlevel1">
<li><a href="#_synopsis">SYNOPSIS</a></li>
<li><a href="#_description">DESCRIPTION</a></li>
<li><a href="#_return_values">RETURN VALUES</a></li>
<li><a href="#_errors">ERRORS</a></li>
<li><a href="#_see_also">SEE ALSO</a></li>
</ul>
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<h2 id="_name">NAME</h2>
<div class="sectionbody">
<p>nng_msg_alloc - allocate a message</p>
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<div class="sect1">
<h2 id="_synopsis">SYNOPSIS</h2>
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<div class="listingblock">
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<pre class="pygments highlight"><code data-lang="c"><span></span><span class="tok-cp">#include</span> <span class="tok-cpf"><nng/nng.h></span><span class="tok-cp"></span>
<span class="tok-kt">int</span> <span class="tok-nf">nng_msg_alloc</span><span class="tok-p">(</span><span class="tok-n">nng_msg</span> <span class="tok-o">**</span><span class="tok-n">msgp</span><span class="tok-p">,</span> <span class="tok-kt">size_t</span> <span class="tok-n">size</span><span class="tok-p">);</span></code></pre>
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<div class="sect1">
<h2 id="_description">DESCRIPTION</h2>
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<p>The <code>nng_msg_alloc()</code> function allocates a new message with body length <em>size</em>
and stores the result in <em>msgp</em>.
Messages allocated with this function contain a body and optionally a header.
They are used with receive and transmit functions.</p>
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<h2 id="_return_values">RETURN VALUES</h2>
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<p>This function returns 0 on success, and non-zero otherwise.</p>
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<div class="sect1">
<h2 id="_errors">ERRORS</h2>
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<td class="hdlist1">
<code>NNG_ENOMEM</code>
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<p>Insufficient free memory exists to allocate a message.</p>
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<div class="sect1">
<h2 id="_see_also">SEE ALSO</h2>
<div class="sectionbody">
<div class="paragraph text-left">
<p><a href="nng_msg_free.3.html">nng_msg_free(3)</a>,
<a href="nng_msg_body.3.html">nng_msg_body(3)</a>,
<a href="nng_msg_dup.3.html">nng_msg_dup(3)</a>,
<a href="nng_msg_header.3.html">nng_msg_header(3)</a>,
<a href="nng_msg_header_len.3.html">nng_msg_header_len(3)</a>,
<a href="nng_msg_len.3.html">nng_msg_len(3)</a>,
<a href="nng_msg_realloc.3.html">nng_msg_realloc(3)</a>,
<a href="nng_strerror.3.html">nng_strerror(3)</a>,
<a href="nng_msg.5.html">nng_msg(5)</a>,
<a href="nng.7.html">nng(7)</a></p>
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