// uidinfo.cpp

// 

// Copyright (c) 2009 - 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/ioutils.h>

#include <apgcli.h>

#include <fshell/ltkutils.h>

#include <fshell/qr3dll.h>

using namespace IoUtils;

class CCmdUidInfo : public CCommandBase

	{

public:

	static CCommandBase* NewLC();

	~CCmdUidInfo();

private:

	CCmdUidInfo();

	TInt PrintUid(TUint aUid);

private: // From CCommandBase.

	virtual const TDesC& Name() const;

	virtual void DoRunL();

	virtual void ArgumentsL(RCommandArgumentList& aArguments);

	virtual void OptionsL(RCommandOptionList& aOptions);

private:

	TUint iUid;

	TBool iStdin;

	RBuf iBuf;

	};

CCommandBase* CCmdUidInfo::NewLC()

	{

	CCmdUidInfo* self = new(ELeave) CCmdUidInfo();

	CleanupStack::PushL(self);

	self->BaseConstructL();

	return self;

	}

CCmdUidInfo::~CCmdUidInfo()

	{

	iBuf.Close();

	}

CCmdUidInfo::CCmdUidInfo()

	{

	}

const TDesC& CCmdUidInfo::Name() const

	{

	_LIT(KName, "uidinfo");	

	return KName;

	}

void CCmdUidInfo::ArgumentsL(RCommandArgumentList& aArguments)

	{

	aArguments.AppendUintL(iUid, _L("uid"));

	}

void CCmdUidInfo::OptionsL(RCommandOptionList& aOptions)

	{

	aOptions.AppendBoolL(iStdin, _L("stdin"));

	}

EXE_BOILER_PLATE(CCmdUidInfo)

void CCmdUidInfo::DoRunL()

	{

	if (iStdin)

		{

		Stdin().SetReadModeL(RIoReadHandle::ELine);

		TBuf<512> lineBuf; // Note, the code below doesn't properly handle the situation where a given line of input in longer than this buffer.

		while (ETrue)

			{

			TInt err = Stdin().Read(lineBuf);

			if (err == KErrEof)

				{

				break;

				}

			else if (err)

				{

				User::Leave(err);

				}

			if (lineBuf.Length() < 2) continue;

			// In this case we assume hex even without an 0x

			if (lineBuf.Left(2).CompareF(_L("0x")) != 0) lineBuf.Insert(0, _L("0x"));

			TLex lex(lineBuf);

			TUint uid = 0;

			TRAP(err, uid = LtkUtils::HexLexL(lex));

			if (err)

				{

				PrintWarning(_L("Failed to find a uid on line '%S'"), &lineBuf);

				continue;

				}

			err = PrintUid(uid);

			if (err)

				{

				PrintWarning(_L("Couldn't find exe for uid 0x%08x, err = %d\r\n"), uid, err);

				}

			}

		}

	else if (!iArguments.IsPresent(&iUid))

		{

		LeaveIfErr(KErrArgument, _L("You must specify either a uid or the --stdin option."));

		}

	else

		{

		LeaveIfErr(PrintUid(iUid), _L("Couldn't find exe for uid 0x%08x"), iUid);

		}

	}

TInt CCmdUidInfo::PrintUid(TUint aUid)

	{

	TInt err = ExeNameForSid(aUid, iBuf);

	if (err) return err;

	Printf(_L("0x%x %S\r\n"), aUid, &iBuf);

	return KErrNone;

	}