--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/lffs/tf_fsscan.cpp	Thu Dec 17 09:24:54 2009 +0200
@@ -0,0 +1,215 @@
+// Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// this isn't actually a test of the media driver.It scans all loaded media
+// drivers a filesystems and prints information about them
+// 
+//
+
+#include <e32std.h>
+#include <e32std_private.h>
+#include <e32svr.h>
+#include <e32test.h>
+#include <f32file.h>
+
+
+
+LOCAL_C void ScanPhysicalDeviceDrivers()
+	/**
+	 * Displays list of loaded PDDs
+	 */
+	{
+	RDebug::Print( _L("Scanning loaded media drivers...") );
+
+	_LIT( KSearchName, "Media.*" );
+	TFindPhysicalDevice findHb;
+	findHb.Find(KSearchName);
+	TFullName name;
+	while (findHb.Next(name)==KErrNone)
+		{
+		_LIT( KFormatStr, "    %S" );
+		RDebug::Print( KFormatStr, &name );
+		}
+
+	RDebug::Print( _L("\r\n") );
+	}
+
+
+LOCAL_C void ShowDriveCaps( const TLocalDriveCaps& aCaps )
+	{
+	RDebug::Print( _L("    size=%ld"), aCaps.iSize );
+	RDebug::Print( _L("    media type=%d"), aCaps.iType );
+	RDebug::Print( _L("    battery state=%d"), aCaps.iBattery );
+	RDebug::Print( _L("    drive attributes=0x%x"), aCaps.iDriveAtt );
+	RDebug::Print( _L("    media attributes=0x%x"), aCaps.iMediaAtt );
+    RDebug::Print( _L("    base address=0x%x"), aCaps.iBaseAddress );
+
+	_LIT( KFsysUnknown, "Unknown" );
+	_LIT( KFsysRom, "ROM" );
+	_LIT( KFsysFat, "FAT" );
+	_LIT( KFsysLffs, "LFFS" );
+	const TDesC* fsType;
+	switch( aCaps.iFileSystemId )
+		{
+		case KDriveFileSysFAT:
+			fsType = &KFsysFat;
+			break;
+		case KDriveFileSysROM:
+			fsType = &KFsysRom;
+			break;
+		case KDriveFileSysLFFS:
+			fsType = &KFsysLffs;
+			break;
+		default:
+			fsType = &KFsysUnknown;
+			break;
+		}
+
+	RDebug::Print( _L("    filesystem id=%S (%d)\r\n"), fsType, aCaps.iFileSystemId );
+	}
+
+LOCAL_C void ShowVariantDriveInfo()
+	/**
+	 * Display drive mapping info from variant/ASSP layers
+	 */
+	{
+	RDebug::Print( _L("Variant drive info...") );
+
+
+	// Drive info
+	TDriveInfoV1Buf driveInfo;
+	TInt r=UserHal::DriveInfo(driveInfo);
+	if( KErrNone == r )
+		{
+		RDebug::Print( _L("Total supported drives = %d"), driveInfo().iTotalSupportedDrives );
+		}
+	else
+		{
+		RDebug::Print( _L("!! Failed to get drive info (e=%d)"), r );
+		}
+
+	// Attempt to open local drives
+	for( TInt i = 0; i < KMaxLocalDrives; i++ )
+		{
+		TBusLocalDrive drive;
+		TBool changedFlag = EFalse;
+		TInt r = drive.Connect( i, changedFlag );
+		if( KErrNone == r )
+			{
+			RDebug::Print( _L("LocDrive %d: connected"), i );
+			TLocalDriveCapsV2Buf caps;
+			TInt rv = drive.Caps( caps );
+			if( KErrNone == rv )
+				{
+				ShowDriveCaps( caps() );
+				}
+			else
+				{
+				RDebug::Print( _L("    failed to get caps(%d)"), rv );
+				}
+			}
+		else
+			{
+			RDebug::Print( _L("LocDrive %d: not available(%d)"), r );
+			}
+		drive.Disconnect();
+		}
+
+	RDebug::Print( _L("\r\n") );
+	}
+
+
+
+LOCAL_C void ShowVolumeInfo( const TVolumeInfo& aInfo )
+	{
+	
+	RDebug::Print( _L("    media type=%d"), aInfo.iDrive.iType );
+	RDebug::Print( _L("    battery state=%d"), aInfo.iDrive.iBattery );
+	RDebug::Print( _L("    drive attributes=0x%x"), aInfo.iDrive.iDriveAtt );
+	RDebug::Print( _L("    media attributes=0x%x"), aInfo.iDrive.iMediaAtt );
+
+	RDebug::Print( _L("    UID=0x%x"), aInfo.iUniqueID );
+	RDebug::Print( _L("    size=0x%lx"), aInfo.iSize );
+	RDebug::Print( _L("    free=0x%lx"), aInfo.iFree );
+	RDebug::Print( _L("    name=%S"), &aInfo.iName );
+	}
+
+
+LOCAL_C void ShowDriveMountInfo()
+	/**
+	 * Show mounted filesystems
+	 */
+	{
+	RDebug::Print( _L("Scanning drives") );
+
+	RFs fs;
+	TInt rv = fs.Connect();
+	if( KErrNone != rv )
+		{
+		RDebug::Print( _L("!! Failed to connect to F32(%d)"), rv );
+		return;
+		}
+
+	for( TInt i = EDriveA; i <= EDriveZ; i++ )
+		{
+		RDebug::Print( _L("Drive %c:"), i+'A' );
+
+		TFullName name;
+		rv = fs.FileSystemName(name, i);
+		if( KErrNone != rv && KErrNotFound != rv)
+			{
+			RDebug::Print( _L("    !! failed to read filesystem name(%d)"), rv );
+			}
+		else 
+			{
+			if (name.Length() != 0)
+				{
+				RDebug::Print( _L("    FS=%S"), &name );
+    			}
+			else
+				{
+				RDebug::Print( _L("    no filesystem") );
+				}
+
+			TVolumeInfo volInfo;
+			rv = fs.Volume( volInfo, i );
+			if( KErrNone == rv )
+				{
+				ShowVolumeInfo( volInfo );
+				}
+			else
+				{
+				RDebug::Print( _L("    !! failed to get volume info(%d)"), rv );
+				}
+			RDebug::Print( _L("\r\n") );
+			}
+
+
+		}
+
+	fs.Close();
+	}
+
+
+
+void E32Main()
+	{
+	RDebug::Print( _L("TF_FSSCAN") );
+	
+	ScanPhysicalDeviceDrivers();
+	ShowVariantDriveInfo();
+	ShowDriveMountInfo();
+
+	RDebug::Print( _L("TF_FSSCAN done") );
+	}
+