/*

* Copyright (c) 1995-2009 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 <new>

#include <iostream>

#include <fstream>

#include <string>

#include <boost/regex.hpp>

using namespace std;

#include "loggingexception.h"

#include "logparser.h"

LogParser* LogParser::Only = (LogParser*)0;

LogParser* LogParser::GetInstance(TImageType aImageType) throw (LoggingException)

{

	if(! LogParser::Only)

	{

		if(aImageType == ERomImage)

		{

			LogParser::Only = new (std::nothrow) RomLogParser();

		}

		else if(aImageType == ERofsImage)

		{

			LogParser::Only = new (std::nothrow) RofsLogParser();

		}

		else

		{

			throw LoggingException(LoggingException::UNKNOWN_IMAGE_TYPE);

		}

		if(! LogParser::Only)

			throw LoggingException(LoggingException::RESOURCE_ALLOCATION_FAILURE);

	}

	return LogParser::Only;

}

void LogParser::Cleanup(void)

{

	return;

}

LogParser::LogParser(void)

{

	iImageType = EUnknownType;

	return;

}

RofsLogParser::RofsLogParser()

{

	iImageType = ERofsImage;

}

void RofsLogParser::ParseSymbol(const char* LogFilename) throw (LoggingException)

{

	string linebuf;

	SymbolGenerator* symgen = SymbolGenerator::GetInstance();

	symgen->SetImageType(iImageType);

	symgen->SetSymbolFileName(string(LogFilename));

	ifstream logfd(LogFilename);

	if(logfd.is_open())

	{

		while(! logfd.eof())

		{

			getline(logfd, linebuf);

			if(linebuf.compare(0,4,"File") == 0)

			{

				if(linebuf.find("size:", 4) != string::npos)

				{

					size_t startpos = linebuf.find('\'') ;

					size_t endpos   = linebuf.rfind('\'');

					if((startpos!=string::npos) && (endpos!=string::npos))

					{

						symgen->AddFile(linebuf.substr(startpos+1,endpos-startpos-1), false);

					}

				}

			}

			else if(linebuf.compare(0,26,"Compressed executable File") == 0)

			{

				if(linebuf.find("size:", 26) != string::npos)

				{

					size_t startpos = linebuf.find('\'') ;

					size_t endpos   = linebuf.rfind('\'');

					if((startpos!=string::npos) && (endpos!=string::npos))

					{

						symgen->AddFile(linebuf.substr(startpos+1,endpos-startpos-1), true);

					}

				}

			}

		}

		symgen->SetFinished();

		symgen->Release();

	}

	else

	{

		throw LoggingException(LoggingException::INVALID_LOG_FILENAME);

	}

	return;

}

RomLogParser::RomLogParser()

{

	iImageType = ERomImage;

}

void RomLogParser::ParseSymbol(const char* LogFilename) throw (LoggingException)

{

	string linebuf;

	SymbolGenerator* symgen = SymbolGenerator::GetInstance();

	symgen->SetImageType(iImageType);

	symgen->SetSymbolFileName(string(LogFilename));

	ifstream logfd(LogFilename);

	if(logfd.is_open())

	{

		//boost::regex beginFlag("^Creating Rom image (\\S*)");

		boost::regex endFlag("^Writing Rom image");

		boost::regex sourceFile("^Reading resource (.*) to rom linear address (.*)");

		boost::regex executableFile("^Processing file (.*)");

		boost::regex codeStart("^Code start addr:\\s*(\\w+)");

		boost::regex dataStart("^Data start addr:\\s+(\\w+)");

		boost::regex dataBssStart("^DataBssLinearBase:\\s+(\\w+)");

		boost::regex textSize("^Text size:\\s+(\\w+)");

		boost::regex dataSize("^Data size:\\s+(\\w+)");

		boost::regex bssSize("Bsssize:\\s+(\\w+)");

		boost::regex totalDataSize("^Total data size:\\s+(\\w+)");

		string tmpline, tmpaddr;

		boost::cmatch what;

		while(getline(logfd, tmpline))

		{

			TPlacedEntry tmpEntry;

			if(regex_search(tmpline, what, endFlag))

			{

				break;

			}

			if(regex_search(tmpline, what, sourceFile))

			{

				tmpEntry.iFileName.assign(what[1].first, what[1].second-what[1].first);

				tmpaddr.assign(what[2].first, what[2].second-what[2].first);

				tmpEntry.iDataAddress = strtol(tmpaddr.c_str(), NULL, 16);

				symgen->AddEntry(tmpEntry);

			}

			else if(regex_search(tmpline, what, executableFile))

			{

				tmpEntry.iFileName.assign(what[1].first, what[1].second-what[1].first);

				while(getline(logfd, tmpline) && tmpline != "")

				{

					if(regex_search(tmpline, what, codeStart))

					{

						tmpaddr.assign(what[1].first, what[1].second-what[1].first);

						tmpEntry.iCodeAddress = strtol(tmpaddr.c_str(), NULL, 16);

					} 

					else if(regex_search(tmpline, what, dataStart))

					{

						tmpaddr.assign(what[1].first, what[1].second-what[1].first);

						tmpEntry.iDataAddress = strtol(tmpaddr.c_str(), NULL, 16);

					}

					else if(regex_search(tmpline, what, dataBssStart))

					{

						tmpaddr.assign(what[1].first, what[1].second-what[1].first);

						tmpEntry.iDataBssLinearBase = strtol(tmpaddr.c_str(), NULL, 16);

					}

					else if(regex_search(tmpline, what, textSize))

					{

						tmpaddr.assign(what[1].first, what[1].second-what[1].first);

						tmpEntry.iTextSize = strtol(tmpaddr.c_str(), NULL, 16);

					}

					else if(regex_search(tmpline, what, dataSize))

					{

						tmpaddr.assign(what[1].first, what[1].second-what[1].first);

						tmpEntry.iDataSize = strtol(tmpaddr.c_str(), NULL, 16);

					}

					else if(regex_search(tmpline, what, bssSize))

					{

						tmpaddr.assign(what[1].first, what[1].second-what[1].first);

						tmpEntry.iBssSize = strtol(tmpaddr.c_str(), NULL, 16);

					}

					else if(regex_search(tmpline, what, totalDataSize))

					{

						tmpaddr.assign(what[1].first, what[1].second-what[1].first);

						tmpEntry.iTotalDataSize = strtol(tmpaddr.c_str(), NULL, 16);

					}

				}

				symgen->AddEntry(tmpEntry);

			}

		}

		symgen->SetFinished();

		symgen->Release();

	}

	else

	{

		throw LoggingException(LoggingException::INVALID_LOG_FILENAME);

	}

}