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| author | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 12:57:26 -0700 |
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| committer | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 12:57:26 -0700 |
| commit | 1a78a62555be32868418fe52f8e330c9d0f95d5a (patch) | |
| tree | d3765a80e7d3b9640ec2e930743630cd6b9fce2b /doc/html/boost_asio/reference/basic_serial_port/async_write_some.html | |
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Imported Upstream version 1.49.0upstream/1.49.0
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diff --git a/doc/html/boost_asio/reference/basic_serial_port/async_write_some.html b/doc/html/boost_asio/reference/basic_serial_port/async_write_some.html new file mode 100755 index 0000000000..cb692dd830 --- /dev/null +++ b/doc/html/boost_asio/reference/basic_serial_port/async_write_some.html @@ -0,0 +1,116 @@ +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> +<title>basic_serial_port::async_write_some</title> +<link rel="stylesheet" href="../../../../../doc/src/boostbook.css" type="text/css"> +<meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> +<link rel="home" href="../../../boost_asio.html" title="Boost.Asio"> +<link rel="up" href="../basic_serial_port.html" title="basic_serial_port"> +<link rel="prev" href="async_read_some.html" title="basic_serial_port::async_read_some"> +<link rel="next" href="basic_serial_port.html" title="basic_serial_port::basic_serial_port"> +</head> +<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> +<table cellpadding="2" width="100%"><tr> +<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td> +<td align="center"><a href="../../../../../index.html">Home</a></td> +<td align="center"><a href="../../../../../libs/libraries.htm">Libraries</a></td> +<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> +<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> +<td align="center"><a href="../../../../../more/index.htm">More</a></td> +</tr></table> +<hr> +<div class="spirit-nav"> +<a accesskey="p" href="async_read_some.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../basic_serial_port.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../boost_asio.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="basic_serial_port.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> +</div> +<div class="section"> +<div class="titlepage"><div><div><h4 class="title"> +<a name="boost_asio.reference.basic_serial_port.async_write_some"></a><a class="link" href="async_write_some.html" title="basic_serial_port::async_write_some">basic_serial_port::async_write_some</a> +</h4></div></div></div> +<p> + <a class="indexterm" name="id1070725"></a> +Start an asynchronous write. + </p> +<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span> + <span class="keyword">typename</span> <a class="link" href="../ConstBufferSequence.html" title="Constant buffer sequence requirements">ConstBufferSequence</a><span class="special">,</span> + <span class="keyword">typename</span> <a class="link" href="../WriteHandler.html" title="Write handler requirements">WriteHandler</a><span class="special">></span> +<span class="keyword">void</span> <span class="identifier">async_write_some</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">ConstBufferSequence</span> <span class="special">&</span> <span class="identifier">buffers</span><span class="special">,</span> + <span class="identifier">WriteHandler</span> <span class="identifier">handler</span><span class="special">);</span> +</pre> +<p> + This function is used to asynchronously write data to the serial port. + The function call always returns immediately. + </p> +<h6> +<a name="boost_asio.reference.basic_serial_port.async_write_some.h0"></a> + <span><a name="boost_asio.reference.basic_serial_port.async_write_some.parameters"></a></span><a class="link" href="async_write_some.html#boost_asio.reference.basic_serial_port.async_write_some.parameters">Parameters</a> + </h6> +<div class="variablelist"> +<p class="title"><b></b></p> +<dl> +<dt><span class="term">buffers</span></dt> +<dd><p> + One or more data buffers to be written to the serial port. Although + the buffers object may be copied as necessary, ownership of the underlying + memory blocks is retained by the caller, which must guarantee that + they remain valid until the handler is called. + </p></dd> +<dt><span class="term">handler</span></dt> +<dd> +<p> + The handler to be called when the write operation completes. Copies + will be made of the handler as required. The function signature of + the handler must be: +</p> +<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">handler</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span><span class="special">&</span> <span class="identifier">error</span><span class="special">,</span> <span class="comment">// Result of operation.</span> + <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">bytes_transferred</span> <span class="comment">// Number of bytes written.</span> +<span class="special">);</span> +</pre> +<p> + Regardless of whether the asynchronous operation completes immediately + or not, the handler will not be invoked from within this function. + Invocation of the handler will be performed in a manner equivalent + to using <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">io_service</span><span class="special">::</span><span class="identifier">post</span><span class="special">()</span></code>. + </p> +</dd> +</dl> +</div> +<h6> +<a name="boost_asio.reference.basic_serial_port.async_write_some.h1"></a> + <span><a name="boost_asio.reference.basic_serial_port.async_write_some.remarks"></a></span><a class="link" href="async_write_some.html#boost_asio.reference.basic_serial_port.async_write_some.remarks">Remarks</a> + </h6> +<p> + The write operation may not transmit all of the data to the peer. Consider + using the <a class="link" href="../async_write.html" title="async_write"><code class="computeroutput"><span class="identifier">async_write</span></code></a> function if you need + to ensure that all data is written before the asynchronous operation completes. + </p> +<h6> +<a name="boost_asio.reference.basic_serial_port.async_write_some.h2"></a> + <span><a name="boost_asio.reference.basic_serial_port.async_write_some.example"></a></span><a class="link" href="async_write_some.html#boost_asio.reference.basic_serial_port.async_write_some.example">Example</a> + </h6> +<p> + To write a single data buffer use the <a class="link" href="../buffer.html" title="buffer"><code class="computeroutput"><span class="identifier">buffer</span></code></a> function as follows: + </p> +<pre class="programlisting"><span class="identifier">serial_port</span><span class="special">.</span><span class="identifier">async_write_some</span><span class="special">(</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">asio</span><span class="special">::</span><span class="identifier">buffer</span><span class="special">(</span><span class="identifier">data</span><span class="special">,</span> <span class="identifier">size</span><span class="special">),</span> <span class="identifier">handler</span><span class="special">);</span> +</pre> +<p> + See the <a class="link" href="../buffer.html" title="buffer"><code class="computeroutput"><span class="identifier">buffer</span></code></a> + documentation for information on writing multiple buffers in one go, and + how to use it with arrays, boost::array or std::vector. + </p> +</div> +<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> +<td align="left"></td> +<td align="right"><div class="copyright-footer">Copyright © 2003-2012 Christopher M. Kohlhoff<p> + Distributed under the Boost Software License, Version 1.0. (See accompanying + file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) + </p> +</div></td> +</tr></table> +<hr> +<div class="spirit-nav"> +<a accesskey="p" href="async_read_some.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../basic_serial_port.html"><img src="../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../boost_asio.html"><img src="../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="basic_serial_port.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> +</div> +</body> +</html> |