Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_connecting_8cpp_source.html
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<h1>examples/Base/FileServer/Connecting/Connecting.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).</span>
<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
<a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span>
<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
<a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// Description:</span>
<a name="l00014"></a>00014 <span class="comment">// NB. THE FOLLOWING CODE CREATES A DIRECTORY CALLED F32TEST IN THE DEFAULT </span>
<a name="l00015"></a>00015 <span class="comment">// DIRECTORY AND DELETES IT BEFORE EXITING.</span>
<a name="l00016"></a>00016 <span class="comment">//</span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="preprocessor">#include <f32file.h></span>
<a name="l00019"></a>00019 <span class="preprocessor">#include "CommonFramework.h"</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="keyword">static</span> RFs fsSession;
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="keyword">static</span> <span class="keywordtype">void</span> doExampleL()
<a name="l00024"></a>00024 {
<a name="l00025"></a>00025 <span class="comment">// Define descriptor constants using the _LIT macro </span>
<a name="l00026"></a>00026 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KMessage1,<span class="stringliteral">"Default path for fsSession is %S\n"</span>);
<a name="l00027"></a>00027 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KMessage2,<span class="stringliteral">"Session path for fsSession is now %S\n"</span>);
<a name="l00028"></a>00028 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KMessage3,<span class="stringliteral">"Session path for fsSession2 is %S\n"</span>);
<a name="l00029"></a>00029 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTestDir,<span class="stringliteral">"f32test\\"</span>);
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="comment">// Open file server session</span>
<a name="l00032"></a>00032 User::LeaveIfError(fsSession.Connect());
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="comment">// Get the default session path, and display it.</span>
<a name="l00035"></a>00035 <span class="comment">// It should be the private path for this (process)</span>
<a name="l00036"></a>00036 <span class="comment">// i.e.\private\0fffff04 of the writable drive.</span>
<a name="l00037"></a>00037 TFileName path;
<a name="l00038"></a>00038 User::LeaveIfError(fsSession.SessionPath(path));
<a name="l00039"></a>00039 console->Printf(KMessage1,&path);
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="comment">// Create a directory within the default session path.</span>
<a name="l00042"></a>00042 <span class="comment">// and then set the default path to the full directory.</span>
<a name="l00043"></a>00043 <span class="comment">//</span>
<a name="l00044"></a>00044 <span class="comment">// Steps.</span>
<a name="l00045"></a>00045 <span class="comment">// </span>
<a name="l00046"></a>00046 <span class="comment">// 1 Create the private path - it is not automatically created by the Symbian platform.</span>
<a name="l00047"></a>00047 <span class="comment">// 2. Get the name of the private path</span>
<a name="l00048"></a>00048 <span class="comment">// 3. Create the new directory level f32test\ within the private path</span>
<a name="l00049"></a>00049 <span class="comment">// 4. Set the session path to \private\0fffff04\f32test.</span>
<a name="l00050"></a>00050 User::LeaveIfError(fsSession.CreatePrivatePath(RFs::GetSystemDrive())); <span class="comment">// <--- 1.</span>
<a name="l00051"></a>00051 fsSession.PrivatePath(path); <span class="comment">// <------------------------------ 2.</span>
<a name="l00052"></a>00052 path.Append(KTestDir);
<a name="l00053"></a>00053 User::LeaveIfError(fsSession.MkDir(path));<span class="comment">// <------------------- 3.</span>
<a name="l00054"></a>00054 User::LeaveIfError(fsSession.SetSessionPath(path)); <span class="comment">// <--------- 4.</span>
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="comment">// Retrieve the session path to make sure that the system</span>
<a name="l00057"></a>00057 <span class="comment">// agrees with what we believe is the new session path.</span>
<a name="l00058"></a>00058 <span class="comment">// Clear the path descriptor; this is NOT necessary, but just</span>
<a name="l00059"></a>00059 <span class="comment">// shows that we are not cheating !</span>
<a name="l00060"></a>00060 path.SetLength(0);
<a name="l00061"></a>00061 User::LeaveIfError(fsSession.SessionPath(path));
<a name="l00062"></a>00062 console->Printf(KMessage2,&path);
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="comment">// Make another connection to the file server and show </span>
<a name="l00065"></a>00065 <span class="comment">// its default session path.It should be the original </span>
<a name="l00066"></a>00066 <span class="comment">// private path for this (process) i.e.\private\0fffff04</span>
<a name="l00067"></a>00067 <span class="comment">// of the writable drive.</span>
<a name="l00068"></a>00068 RFs fsSession2;
<a name="l00069"></a>00069 User::LeaveIfError(fsSession2.Connect());
<a name="l00070"></a>00070 fsSession2.SessionPath(path);
<a name="l00071"></a>00071 console->Printf(KMessage3,&path);
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="comment">// Remove the \f32test\ directory </span>
<a name="l00074"></a>00074 fsSession.PrivatePath(path);
<a name="l00075"></a>00075 path.Append(KTestDir);
<a name="l00076"></a>00076 User::LeaveIfError(fsSession.RmDir(path));
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="comment">// Close these two sessions with the file server.</span>
<a name="l00079"></a>00079 fsSession2.Close();
<a name="l00080"></a>00080 fsSession.Close();
<a name="l00081"></a>00081 }
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