projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> |
| 2 | <HTML> | |
| 3 | <HEAD> | |
| 4 | <TITLE>OptimallyBuffered</TITLE> | |
| 5 | <LINK REL="stylesheet" HREF="../../../../boost.css"> | |
| 6 | <LINK REL="stylesheet" HREF="../theme/iostreams.css"> | |
| 7 | </HEAD> | |
| 8 | <BODY> | |
| 9 | ||
| 10 | <!-- Begin Banner --> | |
| 11 | ||
| 12 | <H1 CLASS="title">OptimallyBuffered</H1> | |
| 13 | <HR CLASS="banner"> | |
| 14 | ||
| 15 | <!-- End Banner --> | |
| 16 | ||
| 17 | <H2>Description</H2> | |
| 18 | ||
| 19 | <P> | |
| 20 | A OptimallyBuffered Filter or Device provides a way for the Iostreams library to determine the best size of buffer to allocate for it if the user doesn't explicitly specify a buffer size. | |
| 21 | </P> | |
| 22 | ||
| 23 | <H2>Refinement of</H2> | |
| 24 | ||
| 25 | <A NAME="types"></A> | |
| 26 | <H2>Associated Types</H2> | |
| 27 | ||
| 28 | <H2>Notation</H2> | |
| 29 | ||
| 30 | <TABLE CELLPADDING="2"> | |
| 31 | <TR><TD><CODE>O</CODE></TD><TD>-</TD><TD>A type which is a model of OptimallyBuffered</TD></TR> | |
| 32 | <TR><TD><CODE>o</CODE></TD><TD>-</TD><TD>Object of type <CODE>O</CODE></TD></TR> | |
| 33 | <TR><TD><CODE>io</CODE></TD><TD>-</TD><TD>Alias for namespace <CODE>boost::iostreams</CODE></TD></TR> | |
| 34 | </TABLE> | |
| 35 | ||
| 36 | <H2>Valid Expressions / Semantics</H2> | |
| 37 | ||
| 38 | <TABLE CELLPADDING="5" BORDER="1"> | |
| 39 | <TR><TH>Expression</TH><TH>Expression Type</TH><TH>Semantics</TH></TR> | |
| 40 | <TR> | |
| 41 | <TD> | |
| 42 | <PRE CLASS="plain_code"><CODE><A HREF="../functions/optimal_buffer_size.html">io::optimal_buffer_size</A>(o)</CODE></PRE> | |
| 43 | </TD> | |
| 44 | <TD><CODE>std::streamsize</CODE></TD> | |
| 45 | <TD>Returns the size of buffer that should be allocated for <CODE>o</CODE> if the user has not explicitly specified a buffer size.</TD> | |
| 46 | </TR> | |
| 47 | </TABLE> | |
| 48 | ||
| 49 | <H2>Models</H2> | |
| 50 | <UL> | |
| 51 | <LI><A HREF="../classes/counter.html"><CODE>basic_counter</CODE></A> | |
| 52 | </UL> | |
| 53 | ||
| 54 | <!-- Begin Footer --> | |
| 55 | ||
| 56 | <HR> | |
| 57 | ||
| 58 | <P CLASS="copyright">© Copyright 2008 <a href="http://www.coderage.com/" target="_top">CodeRage, LLC</a><br/>© Copyright 2004-2007 <a href="http://www.coderage.com/turkanis/" target="_top">Jonathan Turkanis</a></P> | |
| 59 | <P CLASS="copyright"> | |
| 60 | 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">http://www.boost.org/LICENSE_1_0.txt</A>) | |
| 61 | </P> | |
| 62 | ||
| 63 | <!-- End Footer --> | |
| 64 | ||
| 65 | </BODY> |