// objectlist.cpp

// 

// Copyright (c) 2010 Accenture. All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the "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:

// Accenture - Initial contribution

//

#include <fshell/qr3dll.h>

#include "Utils.h"

#include <e32uid.h>

#include <apgcli.h>

EXPORT_C CKernelObjectList* CKernelObjectList::NewL(RMemoryAccess* aMemAccess)

	{

	CKernelObjectList* self = new(ELeave) CKernelObjectList(aMemAccess);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

EXPORT_C void CKernelObjectList::SetCurrentType(TKernelObjectType aType)

	{

	iCurrent = aType;

	TRAP_IGNORE(iModel->SetCurrentListL(iCurrent));

	}

EXPORT_C void CKernelObjectList::RefreshDataL(TInt aIndex)

	{

	iModel->RefreshDataL(aIndex);

	}

EXPORT_C MQikListBoxModel* CKernelObjectList::GetQikListBoxModel()

	{

	return NULL;

	}

EXPORT_C TInt CKernelObjectList::Count() const

	{

	return iModel->Count();

	}

EXPORT_C void CKernelObjectList::GetInfoL(TInt aIndex, RBuf& aTitle, RBuf& aInfo)

	{

	GetInfoByIndexL(aIndex, EFalse, aTitle, aInfo);

	}

EXPORT_C void CKernelObjectList::GetVerboseInfoL(TInt aIndex, RBuf& aTitle, RBuf& aInfo)

	{

	GetInfoByIndexL(aIndex, ETrue, aTitle, aInfo);

	}

EXPORT_C void CKernelObjectList::GetInfoByIdL(TInt aId, TBool aVerbose, RBuf& aTitle, RBuf& aInfo)

	{

	TInt idx = iModel->ItemIdIndex(aId);

	User::LeaveIfError(idx);

	GetInfoByIndexL(idx, aVerbose, aTitle, aInfo);

	}

EXPORT_C TInt CKernelObjectList::GetInfoByIndexL(TInt aIndex, TBool aVerbose, RBuf& aTitle, RBuf& aInfo)

	{

	CKernListBoxData* data = static_cast<CKernListBoxData*>(iModel->RetrieveDataL(aIndex));

	CleanupClosePushL(*data);

	if (aVerbose)

		{

		data->InfoForDialogL(aTitle, aInfo, EFalse);

		}

	else

		{

		data->FormatL(data->iInfo, aTitle, aInfo);

		}

	TInt res = data->ItemId();

	CleanupStack::PopAndDestroy(data);

	return res;

	}

EXPORT_C void CKernelObjectList::DumpAllInfoL(RClogger& aClogger)

	{

	TInt n = Count();

	for (TInt i = 0; i < Count(); i++)

		{

		CKernListBoxData* data = static_cast<CKernListBoxData*>(iModel->RetrieveDataL(i));

		CleanupClosePushL(*data);

		data->DumpToCloggerL(aClogger, i, n);

		CleanupStack::PopAndDestroy(data);

		}

	}

CKernelObjectList::CKernelObjectList(RMemoryAccess* aMemAccess)

	: iMemAccess(aMemAccess)

	{

	}

void CKernelObjectList::ConstructL()

	{

	CDefaultProductPlugin::LoadProductPluginL(); // A bit nasty but reduces the amount of refactoring needed!

	iModel = new(ELeave) CKernListBoxModel(*iMemAccess);

	CleanupStack::PushL(iModel);

	iModel->ConstructL();

	CleanupStack::Pop(iModel);

	}

EXPORT_C void CKernelObjectList::SetInfoChangedCallback(TInt aIndex, const TCallBack& aCallback)

	{

	iModel->SetInfoChangedCallback(aIndex, aCallback);

	}

CKernelObjectList::~CKernelObjectList()

	{

	delete iModel;

	delete gPlugin;

	}

void GetNameFromApparcL(TUint aSid, RBuf& aName);

void GetNameFromFsL(TUint aSid, RBuf& aName);

EXPORT_C TInt ExeNameForSid(TUint aSid, RBuf& aName)

	{

	TInt err = KErrNone;

	if (aName.MaxLength() < 256) 

		{

		err = aName.Create(256);

		}

	if (err) return err;

	if (aSid == 0x10205c44)

		{

		// Special case this because sysstart isn't running & isn't an app, and appears

		// enough as parent to be worth special-casing

		aName.Copy(_L("SysStart"));

		return KErrNone;

		}

	TBuf<12> pattern;

	pattern.Num(aSid, EHex);

	pattern.Insert(0, _L("*["));

	pattern.Append(_L("]*"));

	TFindProcess findproc(pattern);

	TInt found = findproc.Next(*reinterpret_cast<TFullName*>(&aName));

	if (found == KErrNone)

		{

		aName.SetLength(aName.Length()-14); // Remove the [12345678]0001

		return found;

		}

	TRAP(err, GetNameFromApparcL(aSid, aName));

	if (err == KErrNone) return KErrNone;

	// Failing all that go to the file system directly

	TRAP(err, GetNameFromFsL(aSid, aName));

	return err;

	}

void GetNameFromApparcL(TUint aSid, RBuf& aName)

	{

#ifdef FSHELL_APPARC_SUPPORT

	// Didn't find the process in the process list. So not running. Try

	// apparc as a fallback - will only work for fully-fledged applications

	TApaAppInfo* appinfo = new (ELeave) TApaAppInfo;

	CleanupStack::PushL(appinfo);

	RApaLsSession ls;

	CleanupClosePushL(ls);

	User::LeaveIfError(ls.Connect());

	User::LeaveIfError(ls.GetAppInfo(*appinfo, TUid::Uid(aSid)));

	TInt slash = appinfo->iFullName.LocateReverse('\\');

	aName.Copy(appinfo->iFullName.Mid(slash+1));

	CleanupStack::PopAndDestroy(2, appinfo); // ls, appinfo

#else

	User::Leave(KErrNotSupported);

#endif

	}

void GetNameFromFsL(TUint aSid, RBuf& aName)

	{

	// Finally, fall back to the file system. This can be slow which is why we try the other options first

	RFs fs;

	CleanupClosePushL(fs);

	User::LeaveIfError(fs.Connect());

	TUidType uids(KExecutableImageUid, KNullUid, TUid::Uid(aSid));

	CDir* dir = NULL;

	User::LeaveIfError(fs.GetDir(_L("Z:\\sys\\bin\\"), uids, ESortNone, dir));

	if (dir && dir->Count())

		{

		aName.Copy((*dir)[0].iName);

		delete dir;

		}

	else

		{

		delete dir;

		User::Leave(KErrNotFound);

		}

	CleanupStack::PopAndDestroy(&fs);

	}