man/zip_source_begin_write.html - third_party/libzip - Git at Google

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    zip_source_begin_write.mdoc -- prepare zip source for writing
    Copyright (C) 2014-2017 Dieter Baron and Thomas Klausner

    This file is part of libzip, a library to manipulate ZIP archives.
    The authors can be contacted at <libzip@nih.at>

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   <link rel="stylesheet" href="../nih-man.css" type="text/css" media="all"/>
   <title>ZIP_SOURCE_BEGIN_WRITE(3)</title>
 </head>
 <body>
 <table class="head">
   <tr>
     <td class="head-ltitle">ZIP_SOURCE_BEGIN_WRITE(3)</td>
     <td class="head-vol">Library Functions Manual</td>
     <td class="head-rtitle">ZIP_SOURCE_BEGIN_WRITE(3)</td>
   </tr>
 </table>
 <div class="manual-text">
 <section class="Sh">
 <h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1>
 <code class="Nm">zip_source_begin_write</code>,
   <code class="Nm">zip_source_begin_write_cloning</code> &#x2014;
 <div class="Nd">prepare zip source for writing</div>
 </section>
 <section class="Sh">
 <h1 class="Sh" id="LIBRARY"><a class="permalink" href="#LIBRARY">LIBRARY</a></h1>
 libzip (-lzip)
 </section>
 <section class="Sh">
 <h1 class="Sh" id="SYNOPSIS"><a class="permalink" href="#SYNOPSIS">SYNOPSIS</a></h1>
 <code class="In">#include &lt;<a class="In">zip.h</a>&gt;</code>
 <p class="Pp"><var class="Ft">int</var>
   <br/>
   <code class="Fn">zip_source_begin_write</code>(<var class="Fa" style="white-space: nowrap;">zip_source_t
     *source</var>);</p>
 <p class="Pp"><var class="Ft">int</var>
   <br/>
   <code class="Fn">zip_source_begin_write_cloning</code>(<var class="Fa" style="white-space: nowrap;">zip_source_t
     *source</var>, <var class="Fa" style="white-space: nowrap;">zip_uint64_t
     offset</var>);</p>
 </section>
 <section class="Sh">
 <h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1>
 The functions <code class="Fn">zip_source_begin_write</code>() and
   <code class="Fn">zip_source_begin_write_cloning</code>() prepare
   <var class="Fa">source</var> for writing. Usually this involves creating
   temporary files or allocating buffers.
 <p class="Pp"><code class="Fn">zip_source_begin_write_cloning</code>() preserves
     the first <var class="Ar">offset</var> bytes of the original file. This is
     done efficiently, and writes to <var class="Ar">source</var> won't overwrite
     the original data until <code class="Fn">zip_commit_write</code>() is
     called.</p>
 </section>
 <section class="Sh">
 <h1 class="Sh" id="RETURN_VALUES"><a class="permalink" href="#RETURN_VALUES">RETURN
   VALUES</a></h1>
 Upon successful completion 0 is returned. Otherwise, -1 is returned and the
   error information in <var class="Ar">source</var> is set to indicate the
   error.
 </section>
 <section class="Sh">
 <h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE
   ALSO</a></h1>
 <a class="Xr" href="libzip.html">libzip(3)</a>,
   <a class="Xr" href="zip_source.html">zip_source(3)</a>,
   <a class="Xr" href="zip_source_commit_write.html">zip_source_commit_write(3)</a>,
   <a class="Xr" href="zip_source_rollback_write.html">zip_source_rollback_write(3)</a>,
   <a class="Xr" href="zip_source_seek_write.html">zip_source_seek_write(3)</a>,
   <a class="Xr" href="zip_source_tell_write.html">zip_source_tell_write(3)</a>,
   <a class="Xr" href="zip_source_write.html">zip_source_write(3)</a>
 </section>
 <section class="Sh">
 <h1 class="Sh" id="HISTORY"><a class="permalink" href="#HISTORY">HISTORY</a></h1>
 <code class="Fn">zip_source_begin_write</code>() was added in libzip 1.0.
 <p class="Pp"><code class="Fn">zip_source_begin_write_cloning</code>() was added
     in libzip 1.4.0.</p>
 </section>
 <section class="Sh">
 <h1 class="Sh" id="AUTHORS"><a class="permalink" href="#AUTHORS">AUTHORS</a></h1>
 <span class="An">Dieter Baron</span>
   &lt;<a class="Mt" href="mailto:dillo@nih.at">dillo@nih.at</a>&gt; and
   <span class="An">Thomas Klausner</span>
   &lt;<a class="Mt" href="mailto:tk@giga.or.at">tk@giga.or.at</a>&gt;
 </section>
 </div>
 <table class="foot">
   <tr>
     <td class="foot-date">December 18, 2017</td>
     <td class="foot-os">NetBSD 9.99.41</td>
   </tr>
 </table>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<!-- This is an automatically generated file. Do not edit.
	zip_source_begin_write.mdoc -- prepare zip source for writing
	Copyright (C) 2014-2017 Dieter Baron and Thomas Klausner

	This file is part of libzip, a library to manipulate ZIP archives.
	The authors can be contacted at <libzip@nih.at>

	Redistribution and use in source and binary forms, with or without
	modification, are permitted provided that the following conditions
	are met:
	1. Redistributions of source code must retain the above copyright
	notice, this list of conditions and the following disclaimer.
	2. Redistributions in binary form must reproduce the above copyright
	notice, this list of conditions and the following disclaimer in
	the documentation and/or other materials provided with the
	distribution.
	3. The names of the authors may not be used to endorse or promote
	products derived from this software without specific prior
	written permission.

	THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
	OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
	DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
	GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
	IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
	OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
	IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	-->
	<head>
	<meta charset="utf-8"/>
	<link rel="stylesheet" href="../nih-man.css" type="text/css" media="all"/>
	<title>ZIP_SOURCE_BEGIN_WRITE(3)</title>
	</head>
	<body>
	<table class="head">
	<tr>
	<td class="head-ltitle">ZIP_SOURCE_BEGIN_WRITE(3)</td>
	<td class="head-vol">Library Functions Manual</td>
	<td class="head-rtitle">ZIP_SOURCE_BEGIN_WRITE(3)</td>
	</tr>
	</table>
	<div class="manual-text">
	<section class="Sh">
	<h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1>
	<code class="Nm">zip_source_begin_write</code>,
	<code class="Nm">zip_source_begin_write_cloning</code> —
	<div class="Nd">prepare zip source for writing</div>
	</section>
	<section class="Sh">
	<h1 class="Sh" id="LIBRARY"><a class="permalink" href="#LIBRARY">LIBRARY</a></h1>
	libzip (-lzip)
	</section>
	<section class="Sh">
	<h1 class="Sh" id="SYNOPSIS"><a class="permalink" href="#SYNOPSIS">SYNOPSIS</a></h1>
	<code class="In">#include <<a class="In">zip.h</a>></code>
	<p class="Pp"><var class="Ft">int</var>
	<br/>
	<code class="Fn">zip_source_begin_write</code>(<var class="Fa" style="white-space: nowrap;">zip_source_t
	*source</var>);</p>
	<p class="Pp"><var class="Ft">int</var>
	<br/>
	<code class="Fn">zip_source_begin_write_cloning</code>(<var class="Fa" style="white-space: nowrap;">zip_source_t
	*source</var>, <var class="Fa" style="white-space: nowrap;">zip_uint64_t
	offset</var>);</p>
	</section>
	<section class="Sh">
	<h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1>
	The functions <code class="Fn">zip_source_begin_write</code>() and
	<code class="Fn">zip_source_begin_write_cloning</code>() prepare
	<var class="Fa">source</var> for writing. Usually this involves creating
	temporary files or allocating buffers.
	<p class="Pp"><code class="Fn">zip_source_begin_write_cloning</code>() preserves
	the first <var class="Ar">offset</var> bytes of the original file. This is
	done efficiently, and writes to <var class="Ar">source</var> won't overwrite
	the original data until <code class="Fn">zip_commit_write</code>() is
	called.</p>
	</section>
	<section class="Sh">
	<h1 class="Sh" id="RETURN_VALUES"><a class="permalink" href="#RETURN_VALUES">RETURN
	VALUES</a></h1>
	Upon successful completion 0 is returned. Otherwise, -1 is returned and the
	error information in <var class="Ar">source</var> is set to indicate the
	error.
	</section>
	<section class="Sh">
	<h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE
	ALSO</a></h1>
	<a class="Xr" href="libzip.html">libzip(3)</a>,
	<a class="Xr" href="zip_source.html">zip_source(3)</a>,
	<a class="Xr" href="zip_source_commit_write.html">zip_source_commit_write(3)</a>,
	<a class="Xr" href="zip_source_rollback_write.html">zip_source_rollback_write(3)</a>,
	<a class="Xr" href="zip_source_seek_write.html">zip_source_seek_write(3)</a>,
	<a class="Xr" href="zip_source_tell_write.html">zip_source_tell_write(3)</a>,
	<a class="Xr" href="zip_source_write.html">zip_source_write(3)</a>
	</section>
	<section class="Sh">
	<h1 class="Sh" id="HISTORY"><a class="permalink" href="#HISTORY">HISTORY</a></h1>
	<code class="Fn">zip_source_begin_write</code>() was added in libzip 1.0.
	<p class="Pp"><code class="Fn">zip_source_begin_write_cloning</code>() was added
	in libzip 1.4.0.</p>
	</section>
	<section class="Sh">
	<h1 class="Sh" id="AUTHORS"><a class="permalink" href="#AUTHORS">AUTHORS</a></h1>
	<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:tk@giga.or.at">tk@giga.or.at</a>>
	</section>
	</div>
	<table class="foot">
	<tr>
	<td class="foot-date">December 18, 2017</td>
	<td class="foot-os">NetBSD 9.99.41</td>
	</tr>
	</table>
	</body>
	</html>