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| author | DongHun Kwak <dh0128.kwak@samsung.com> | 2016-10-06 10:38:45 +0900 |
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| committer | DongHun Kwak <dh0128.kwak@samsung.com> | 2016-10-06 10:39:52 +0900 |
| commit | 5cde13f21d36c7224b0e13d11c4b49379ae5210d (patch) | |
| tree | e8269ac85a4b0f7d416e2565fa4f451b5cb41351 /doc/html/boost_asio/reference/read_at/overload4.html | |
| parent | d9ec475d945d3035377a0d89ed42e382d8988891 (diff) | |
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Imported Upstream version 1.61.0
Change-Id: I96a1f878d1e6164f01e9aadd5147f38fca448d90
Signed-off-by: DongHun Kwak <dh0128.kwak@samsung.com>
Diffstat (limited to 'doc/html/boost_asio/reference/read_at/overload4.html')
| -rw-r--r-- | doc/html/boost_asio/reference/read_at/overload4.html | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/doc/html/boost_asio/reference/read_at/overload4.html b/doc/html/boost_asio/reference/read_at/overload4.html deleted file mode 100644 index 1d9641b53b..0000000000 --- a/doc/html/boost_asio/reference/read_at/overload4.html +++ /dev/null @@ -1,134 +0,0 @@ -<html> -<head> -<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> -<title>read_at (4 of 8 overloads)</title> -<link rel="stylesheet" href="../../../../../doc/src/boostbook.css" type="text/css"> -<meta name="generator" content="DocBook XSL Stylesheets V1.78.1"> -<link rel="home" href="../../../boost_asio.html" title="Boost.Asio"> -<link rel="up" href="../read_at.html" title="read_at"> -<link rel="prev" href="overload3.html" title="read_at (3 of 8 overloads)"> -<link rel="next" href="overload5.html" title="read_at (5 of 8 overloads)"> -</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="overload3.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../read_at.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="overload5.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.read_at.overload4"></a><a class="link" href="overload4.html" title="read_at (4 of 8 overloads)">read_at (4 - of 8 overloads)</a> -</h4></div></div></div> -<p> - Attempt to read a certain amount of data at the specified offset before - returning. - </p> -<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span> - <span class="keyword">typename</span> <a class="link" href="../SyncRandomAccessReadDevice.html" title="Buffer-oriented synchronous random-access read device requirements">SyncRandomAccessReadDevice</a><span class="special">,</span> - <span class="keyword">typename</span> <a class="link" href="../MutableBufferSequence.html" title="Mutable buffer sequence requirements">MutableBufferSequence</a><span class="special">,</span> - <span class="keyword">typename</span> <span class="identifier">CompletionCondition</span><span class="special">></span> -<span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">read_at</span><span class="special">(</span> - <span class="identifier">SyncRandomAccessReadDevice</span> <span class="special">&</span> <span class="identifier">d</span><span class="special">,</span> - <span class="identifier">uint64_t</span> <span class="identifier">offset</span><span class="special">,</span> - <span class="keyword">const</span> <span class="identifier">MutableBufferSequence</span> <span class="special">&</span> <span class="identifier">buffers</span><span class="special">,</span> - <span class="identifier">CompletionCondition</span> <span class="identifier">completion_condition</span><span class="special">,</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">ec</span><span class="special">);</span> -</pre> -<p> - This function is used to read a certain number of bytes of data from a - random access device at the specified offset. The call will block until - one of the following conditions is true: - </p> -<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> -<li class="listitem"> - The supplied buffers are full. That is, the bytes transferred is equal - to the sum of the buffer sizes. - </li> -<li class="listitem"> - The completion_condition function object returns 0. - </li> -</ul></div> -<p> - This operation is implemented in terms of zero or more calls to the device's - read_some_at function. - </p> -<h6> -<a name="boost_asio.reference.read_at.overload4.h0"></a> - <span class="phrase"><a name="boost_asio.reference.read_at.overload4.parameters"></a></span><a class="link" href="overload4.html#boost_asio.reference.read_at.overload4.parameters">Parameters</a> - </h6> -<div class="variablelist"> -<p class="title"><b></b></p> -<dl class="variablelist"> -<dt><span class="term">d</span></dt> -<dd><p> - The device from which the data is to be read. The type must support - the SyncRandomAccessReadDevice concept. - </p></dd> -<dt><span class="term">offset</span></dt> -<dd><p> - The offset at which the data will be read. - </p></dd> -<dt><span class="term">buffers</span></dt> -<dd><p> - One or more buffers into which the data will be read. The sum of - the buffer sizes indicates the maximum number of bytes to read from - the device. - </p></dd> -<dt><span class="term">completion_condition</span></dt> -<dd> -<p> - The function object to be called to determine whether the read operation - is complete. The signature of the function object must be: -</p> -<pre class="programlisting"><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">completion_condition</span><span class="special">(</span> - <span class="comment">// Result of latest read_some_at operation.</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">// Number of bytes transferred so far.</span> - <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">bytes_transferred</span> -<span class="special">);</span> -</pre> -<p> - A return value of 0 indicates that the read operation is complete. - A non-zero return value indicates the maximum number of bytes to - be read on the next call to the device's read_some_at function. - </p> -</dd> -<dt><span class="term">ec</span></dt> -<dd><p> - Set to indicate what error occurred, if any. - </p></dd> -</dl> -</div> -<h6> -<a name="boost_asio.reference.read_at.overload4.h1"></a> - <span class="phrase"><a name="boost_asio.reference.read_at.overload4.return_value"></a></span><a class="link" href="overload4.html#boost_asio.reference.read_at.overload4.return_value">Return Value</a> - </h6> -<p> - The number of bytes read. If an error occurs, returns the total number - of bytes successfully transferred prior to the error. - </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 © 2003-2015 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="overload3.html"><img src="../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../read_at.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="overload5.html"><img src="../../../../../doc/src/images/next.png" alt="Next"></a> -</div> -</body> -</html> |