/*

* Copyright (c) 2005-2009 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: 

*

*/

#include "sisfiledata.h"

#include "osinterface.h"

using namespace std;

SISFileData::SISFileData()

	:iExeLabelAndCapabilities (NULL)

	{

	}

int SISFileData::EciFileRead(const char* aFile , const Options& aOptions)

	{

	ifstream file;

	string line ;

	string exeCapabilitiesFile = ".\\";

	string exeCapabilities ;

	string exeKey ;

	string exeValue;

	unsigned int exeKeyloc = 0 ;

	unsigned int exeValueloc = 0;

	exeCapabilitiesFile.append(aFile);

	file.open(aFile);

	if(!file)

		{

		throw EUnableToOpenFile;

		}

	else

		{

		ExeLabelAndCapabilitiesList* iNext = NULL;

		ExeLabelAndCapabilitiesList* node = NULL ;

		ExeLabelAndCapabilitiesList* nextNode = NULL; 

		while(!file.eof())

			{ 

			getline(file,line);

			if((exeKeyloc = line.find("@",0)) != string::npos)

				{

				int certCapabilities = 0;

				exeKey = line.substr(0,line.find("=",0));

				exeValueloc = line.find("=",0);

				exeValue = line.substr(line.find("=",exeValueloc)+1);

				iExeName = exeValue.substr(0,exeValue.find("@",0));

				if((iExeName.find(".exe") != string::npos) || (iExeName.find(".dll") !=string::npos))

					{

					node = new ExeLabelAndCapabilitiesList;

					node->iExeCapability = 0;

					node->iExeLabel = iExeName;

					exeCapabilities = exeValue.substr(exeValue.find("@",0)+1);

					//convert string to integer in order to form an integer vector.

					std::istringstream stream(exeCapabilities);

					stream >> certCapabilities;

					node -> iExeCapability = certCapabilities ;

					node -> iNext = NULL;

					//when it is the first node in the list

					if(iExeLabelAndCapabilities == NULL)

						{

						iExeLabelAndCapabilities = node;

						}

					else

						{

						nextNode = iExeLabelAndCapabilities;

						while(nextNode -> iNext != NULL)

							{

							nextNode = nextNode->iNext;

							}

						nextNode -> iNext = node;

						}

					}

				}

			}

		}

	file.close();

	if(!iExeLabelAndCapabilities)

		{

		cout << "SIS File doesn't contain any executables." << endl;

		return 0;

		}

	return 1;

	}

SISFileData::~SISFileData()

	{

	for(ExeLabelAndCapabilitiesList* list = iExeLabelAndCapabilities ; list ; )

		{

		ExeLabelAndCapabilitiesList* next = list -> iNext;

		delete list;

		list = next;

		}

	}