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<table class="head">
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<td class="head-ltitle">ZIP_SOURCE_READ(3)</td>
<td class="head-vol">Library Functions Manual</td>
<td class="head-rtitle">ZIP_SOURCE_READ(3)</td>
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<section class="Sh">
<h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1>
<p class="Pp"><code class="Nm">zip_source_read</code> —
<span class="Nd">read data from zip source</span></p>
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<section class="Sh">
<h1 class="Sh" id="LIBRARY"><a class="permalink" href="#LIBRARY">LIBRARY</a></h1>
<p class="Pp">libzip (-lzip)</p>
</section>
<section class="Sh">
<h1 class="Sh" id="SYNOPSIS"><a class="permalink" href="#SYNOPSIS">SYNOPSIS</a></h1>
<p class="Pp"><code class="In">#include
<<a class="In">zip.h</a>></code></p>
<p class="Pp"><var class="Ft">zip_int64_t</var>
<br/>
<code class="Fn">zip_source_read</code>(<var class="Fa" style="white-space: nowrap;">zip_source_t
*source</var>, <var class="Fa" style="white-space: nowrap;">void
*data</var>, <var class="Fa" style="white-space: nowrap;">zip_uint64_t
len</var>);</p>
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<section class="Sh">
<h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1>
<p class="Pp">The function
<a class="permalink" href="#zip_source_read"><code class="Fn" id="zip_source_read">zip_source_read</code></a>()
reads up to <var class="Ar">len</var> bytes of data from
<var class="Ar">source</var> at the current read offset into the buffer
<var class="Ar">data</var>.</p>
<p class="Pp">The zip source <var class="Ar">source</var> has to be opened for
reading by calling
<a class="Xr" href="zip_source_open.html">zip_source_open(3)</a> first.</p>
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<section class="Sh">
<h1 class="Sh" id="RETURN_VALUES"><a class="permalink" href="#RETURN_VALUES">RETURN
VALUES</a></h1>
<p class="Pp">Upon successful completion the number of bytes read is returned.
When <code class="Fn">zip_source_read</code>() is called after reaching the
end of the file, 0 is returned. Otherwise, -1 is returned and the error
information in <var class="Ar">source</var> is set to indicate the
error.</p>
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<section class="Sh">
<h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE
ALSO</a></h1>
<p class="Pp"><a class="Xr" href="libzip.html">libzip(3)</a>,
<a class="Xr" href="zip_source.html">zip_source(5)</a>,
<a class="Xr" href="zip_source_seek.html">zip_source_seek(3)</a>,
<a class="Xr" href="zip_source_tell.html">zip_source_tell(3)</a>,
<a class="Xr" href="zip_source_write.html">zip_source_write(3)</a></p>
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<section class="Sh">
<h1 class="Sh" id="HISTORY"><a class="permalink" href="#HISTORY">HISTORY</a></h1>
<p class="Pp"><code class="Fn">zip_source_read</code>() was added in libzip
1.0.</p>
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<section class="Sh">
<h1 class="Sh" id="AUTHORS"><a class="permalink" href="#AUTHORS">AUTHORS</a></h1>
<p class="Pp"><span class="An">Dieter Baron</span>
<<a class="Mt" href="mailto:dillo@nih.at">dillo@nih.at</a>> and
<span class="An">Thomas Klausner</span>
<<a class="Mt" href="mailto:wiz@gatalith.at">wiz@gatalith.at</a>></p>
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<table class="foot">
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<td class="foot-date">September 28, 2021</td>
<td class="foot-os">NiH</td>
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