MCL/sf/adapt/qemu: baseport/syborg/svphostfs/fs/rsvphostfsdriver.cpp@73107a0bc259 (annotated)

0 ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	1	/*
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	2	* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	3	* All rights reserved.
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	4	* This component and the accompanying materials are made available
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	5	* under the terms of the License "Eclipse Public License v1.0"
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	6	* which accompanies this distribution, and is available
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	7	* at the URL "http://www.eclipse.org/legal/epl-v10.html".
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	8	*
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	9	* Initial Contributors:
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	10	* Nokia Corporation - initial contribution.
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	11	*
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	12	* Contributors:
16 73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	13	* Sosco - bug fixes
0 ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	14	*
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	15	* Description:
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	16	*
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	17	*/
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	18
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	19	#include <f32file.h>
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	20	#include <f32fsys.h>
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	21	#include <f32ver.h>
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	22	#include <e32uid.h>
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	23
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	24	#include <rsvphostfsdriver.h>
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	25
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	26	#include "svphostfsy.h"
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	27
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	28	#ifdef DP
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	29	#undef DP
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	30	#define DP(f...)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	31	#endif
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	32
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	33	TInt RSVPHostFsDriver::Open()
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	34	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	35	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Open()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	36	return DoCreate(KSVPHostFsDriverName, TVersion(KMajorVersionNumber, KMinorVersionNumber, KBuildVersionNumber), KNullUnit, NULL, NULL);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	37	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	38
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	39	TInt RSVPHostFsDriver::MkDir(TSVPHostFsMkDirInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	40	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	41	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::MkDir()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	42	return DoSVPRequest(EMkDir, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	43	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	44
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	45	TInt RSVPHostFsDriver::RmDir(TSVPHostFsRmDirInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	46	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	47	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::RmDir()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	48	return DoSVPRequest(ERmDir, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	49	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	50
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	51	TInt RSVPHostFsDriver::Delete(TSVPHostFsDeleteInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	52	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	53	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Delete()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	54	return DoSVPRequest(EDelete, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	55	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	56
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	57	TInt RSVPHostFsDriver::Rename(TSVPHostFsRenameInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	58	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	59	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Rename()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	60	return DoSVPRequest(ERename, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	61	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	62
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	63	TInt RSVPHostFsDriver::Replace(TSVPHostFsReplaceInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	64	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	65	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Replace()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	66	return DoSVPRequest(EReplace, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	67	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	68
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	69	TInt RSVPHostFsDriver::ReadUid(const TDesC& /aName/,TEntry& /anEntry/)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	70	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	71	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::ReadUid()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	72	return KErrNone;
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	73	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	74
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	75	TInt RSVPHostFsDriver::Entry(TSVPHostFsEntryInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	76	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	77	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::Entry()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	78	return DoSVPRequest(EEntry, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	79	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	80
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	81	TInt RSVPHostFsDriver::SetEntry(TSVPHostFsSetEntryInfo &aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	82	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	83	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::SetEntry()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	84	return DoSVPRequest(ESetEntry, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	85	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	86
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	87	TInt RSVPHostFsDriver::FileOpen(TSVPHostFsFileOpenInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	88	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	89	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileOpen()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	90	return DoSVPRequest(EFileOpen, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	91	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	92
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	93	TInt RSVPHostFsDriver::FileClose(TUint32 aDrive, TUint32 aHandle)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	94	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	95	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileClose()"));
16 73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	96
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	97	// If attempt is made to access a file which does
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	98	// not exist, it will not give a handle to close afterwards.
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	99	// Attempting to call FileClose on this with an invalid handle
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	100	// results in the error code KErrBadHandle (-8) being returned.
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	101	// Some UI's cannot cope properly with this error code, resulting
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	102	// in various servers repeatedly closing and reopening. To prevent
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	103	// this,we trap it here and return KErrNone as though the call
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	104	// completed properly without error.
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	105	if (aHandle == 0)
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	106	return KErrNone; // Bad handle, so exit immediately with KErrNone
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	107	else
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	108
0 ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	109	return DoSVPRequest(EFileClose, (TAny )aDrive, (TAny )aHandle);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	110	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	111
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	112	TInt RSVPHostFsDriver::FileRead(TSVPHostFsFileReadInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	113	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	114	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileRead()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	115	return DoSVPRequest(EFileRead, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	116	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	117
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	118	TInt RSVPHostFsDriver::FileWrite(TSVPHostFsFileWriteInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	119	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	120	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileWrite()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	121	return DoSVPRequest(EFileWrite, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	122	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	123
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	124	TInt RSVPHostFsDriver::FileSetSize(TSVPHostFsFileSetSizeInfo &aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	125	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	126	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileSetSize()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	127	return DoSVPRequest(EFileSetSize, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	128	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	129
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	130	TInt RSVPHostFsDriver::FileSetEntry(TSVPHostFsSetEntryInfo &aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	131	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	132	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FileSetEntry()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	133	return KErrNotSupported;
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	134	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	135
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	136	TInt RSVPHostFsDriver::FlushData(TUint32 aDrive)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	137	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	138	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FlushData()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	139	return DoSVPRequest(EFileFlushAll, (TAny *)aDrive);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	140	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	141
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	142	TInt RSVPHostFsDriver::FlushAll(TUint32 aDrive)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	143	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	144	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::FlushAll()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	145	return DoSVPRequest(EFileFlushAll, (TAny *)aDrive);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	146	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	147
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	148	TInt RSVPHostFsDriver::DirOpen(TSVPHostFsDirOpenInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	149	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	150	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::DirOpen()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	151	return DoSVPRequest(EDirOpen, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	152	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	153
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	154	TInt RSVPHostFsDriver::DirClose(TUint32 aDrive, TUint32 aHandle)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	155	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	156	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::DirClose()"));
16 73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	157
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	158
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	159	// If attempt is made to read a directory which does
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	160	// not exist, it will not give a handle to close afterwards.
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	161	// Attempting to call DirClose on this with an invalid handle
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	162	// results in the error code KErrBadHandle (-8) being returned.
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	163	// Some UI's cannot cope properly with this error code, resulting
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	164	// in various servers repeatedly closing and reopening. To prevent
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	165	// this,we trap it here and return KErrNone as though the call
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	166	// completed properly without error.
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	167	if (aHandle == 0)
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	168	return KErrNone; // Bad handle, so exit immediately with KErrNone
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	169	else
73107a0bc259 Merged patch from Johnathan White (@accenture) Martin Trojer <martin.trojer@nokia.com> parents: 2 diff changeset	170
0 ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	171	return DoSVPRequest(EDirClose, (TAny )aDrive, (TAny )aHandle);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	172	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	173
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	174	TInt RSVPHostFsDriver::DirRead(TSVPHostFsDirReadInfo& aInfo)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	175	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	176	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::DirRead()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	177	return DoSVPRequest(EDirRead, &aInfo);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	178	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	179
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	180	TUint32 RSVPHostFsDriver::GetDeviceID(TUint32 aDrive)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	181	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	182	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::GetDeviceID()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	183
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	184	TUint32 id;
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	185	TInt r = DoSVPRequest(EGetDeviceID, (TAny *) aDrive, &id);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	186	return (r != KErrNone) ? r : id;
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	187	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	188
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	189	TInt RSVPHostFsDriver::GetDriveMap(TUint32 * aMap)
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	190	{
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	191	DP(_L("** (rsvphostfsdriver.cpp) RSVPHostFsDriver::GetDeviceID()"));
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	192
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	193	return DoSVPRequest(EGetDriveMap, (TAny *)aMap);
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	194	}
ffa851df0825 Initial syborg (baseport) and documentation import martin.trojer@nokia.com parents: diff changeset	195

author	Martin Trojer <martin.trojer@nokia.com>
	Wed, 21 Oct 2009 10:29:21 +0100
changeset 16	73107a0bc259
parent 2	d55eb581a87c
permissions	-rw-r--r--