<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
<title>OsclAsyncFileBuffer class Reference</title>
<link href="doxygen.css" rel="stylesheet" type="text/css">
</head><body>
<!-- Generated by Doxygen 1.2.18 -->
<center>
<a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="modules.html">Modules</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Data Structures</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Data Fields</a> <a class="qindex" href="globals.html">Globals</a> </center>
<hr><h1>OsclAsyncFileBuffer Class Reference</h1><code>#include <<a class="el" href="oscl__file__async__read_8h-source.html">oscl_file_async_read.h</a>></code>
<p>
<p>Inheritance diagram for OsclAsyncFileBuffer:
<p><center><img src="classOsclAsyncFileBuffer.png" usemap="#OsclAsyncFileBuffer_map" border="0" alt=""></center>
<map name="OsclAsyncFileBuffer_map">
<area href="classHeapBase.html" alt="HeapBase" shape="rect" coords="0,56,130,80">
<area href="class__OsclHeapBase.html" alt="_OsclHeapBase" shape="rect" coords="0,0,130,24">
</map>
<table border=0 cellpadding=0 cellspacing=0>
<tr><td></td></tr>
<tr><td colspan=2><br><h2>Public Methods</h2></td></tr>
<tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a0">~OsclAsyncFileBuffer</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a1">CleanInUse</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a2">SetInUse</a> ()</td></tr>
<tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a3">IsInUse</a> ()</td></tr>
<tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a4">IsValid</a> ()</td></tr>
<tr><td nowrap align=right valign=top><a class="el" href="osclconfig__io_8h.html#a48">TOsclFileOffset</a> </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a5">Offset</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a6">SetOffset</a> (<a class="el" href="osclconfig__io_8h.html#a48">TOsclFileOffset</a> aOffset)</td></tr>
<tr><td nowrap align=right valign=top>int32 </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a7">Length</a> ()</td></tr>
<tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a8">HasThisOffset</a> (<a class="el" href="osclconfig__io_8h.html#a48">TOsclFileOffset</a> aOffset)</td></tr>
<tr><td nowrap align=right valign=top>int32 </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a9">Id</a> ()</td></tr>
<tr><td nowrap align=right valign=top><a class="el" href="classOsclBuf.html">OsclBuf</a> * </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a10">Buffer</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a11">UpdateData</a> ()</td></tr>
<tr><td nowrap align=right valign=top>void </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#a12">StartAsyncRead</a> (bool aStartAsyncRead)</td></tr>
<tr><td colspan=2><br><h2>Static Public Methods</h2></td></tr>
<tr><td nowrap align=right valign=top>OsclAsyncFileBuffer * </td><td valign=bottom><a class="el" href="classOsclAsyncFileBuffer.html#d0">NewL</a> (int32 aBufferSize, int32 aId)</td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Buffer class used with async read. We keep an array of these, covering consecutive areas of the file. This allows for some seeking without requiring a full flush & refill each time.
<p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a name="a0" doxytag="OsclAsyncFileBuffer::~OsclAsyncFileBuffer"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> OsclAsyncFileBuffer::~OsclAsyncFileBuffer </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<hr><h2>Member Function Documentation</h2>
<a name="a10" doxytag="OsclAsyncFileBuffer::Buffer"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> <a class="el" href="classOsclBuf.html">OsclBuf</a>* OsclAsyncFileBuffer::Buffer </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a1" doxytag="OsclAsyncFileBuffer::CleanInUse"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void OsclAsyncFileBuffer::CleanInUse </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a8" doxytag="OsclAsyncFileBuffer::HasThisOffset"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> bool OsclAsyncFileBuffer::HasThisOffset </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="osclconfig__io_8h.html#a48">TOsclFileOffset</a> </td>
<td class="mdname1" valign="top" nowrap> <em>aOffset</em> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a9" doxytag="OsclAsyncFileBuffer::Id"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> int32 OsclAsyncFileBuffer::Id </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a3" doxytag="OsclAsyncFileBuffer::IsInUse"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> bool OsclAsyncFileBuffer::IsInUse </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a4" doxytag="OsclAsyncFileBuffer::IsValid"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> bool OsclAsyncFileBuffer::IsValid </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a7" doxytag="OsclAsyncFileBuffer::Length"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> int32 OsclAsyncFileBuffer::Length </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="d0" doxytag="OsclAsyncFileBuffer::NewL"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> OsclAsyncFileBuffer* OsclAsyncFileBuffer::NewL </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">int32 </td>
<td class="mdname" nowrap> <em>aBufferSize</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>int32 </td>
<td class="mdname" nowrap> <em>aId</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"><code> [static]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a5" doxytag="OsclAsyncFileBuffer::Offset"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> <a class="el" href="osclconfig__io_8h.html#a48">TOsclFileOffset</a> OsclAsyncFileBuffer::Offset </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a2" doxytag="OsclAsyncFileBuffer::SetInUse"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void OsclAsyncFileBuffer::SetInUse </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a6" doxytag="OsclAsyncFileBuffer::SetOffset"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void OsclAsyncFileBuffer::SetOffset </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="osclconfig__io_8h.html#a48">TOsclFileOffset</a> </td>
<td class="mdname1" valign="top" nowrap> <em>aOffset</em> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap><code> [inline]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a12" doxytag="OsclAsyncFileBuffer::StartAsyncRead"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void OsclAsyncFileBuffer::StartAsyncRead </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">bool </td>
<td class="mdname1" valign="top" nowrap> <em>aStartAsyncRead</em> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<a name="a11" doxytag="OsclAsyncFileBuffer::UpdateData"></a><p>
<table width="100%" cellpadding="2" cellspacing="0" border="0">
<tr>
<td class="md">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void OsclAsyncFileBuffer::UpdateData </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">) </td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
</td>
</tr>
</table>
<hr>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="oscl__file__async__read_8h-source.html">oscl_file_async_read.h</a></ul>
<hr size="1"><img src="pvlogo_small.jpg"><address style="align: right;"><small>OSCL API</small>
<address style="align: left;"><small>Posting Version: OPENCORE_20090310 </small>
</small></address>
</body>
</html>