// 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 <string.h>

#include <ctype.h>

#include "analyse.h"

#include "obyfile.h"

#include "nonxip.h"

#ifdef __MSVCDOTNET__

#include <fstream>

#else //!__MSVCDOTNET__

#include <fstream.h>

#endif //__MSVCDOTNET__

// class ObyFile

ObyFile::ObyFile(const char* aObyFile)

	:iText(0)

	{

	ifstream file;

#ifdef __MSVCDOTNET__

	file.open(aObyFile, ios::binary);

#else //!__MSVCDOTNET__

	file.open(aObyFile, ios::nocreate | ios::binary);

#endif //__MSVCDOTNET__

	if (!file)

		{

		cerr << "Unable to open OBY file '" << aObyFile << '\'' << endl;

		Analyse::Abort();

		}

//

	file.seekg(0, ios::end);

	iLength = file.tellg();

//

	iText = new char[iLength+1];

	file.seekg(0, ios::beg);

	file.read(iText, iLength);

	iText[iLength] = '\0';

//

	file.close();

	for(char *p = iText;p < iText + iLength;p++) *p = tolower(*p);

	}

ObyFile::~ObyFile()

	{

	delete [] iText;

	}

void ObyFile::Parse(NonXIP* aNonXIP) const

	{

//	char* text = strstr(iText, "files=");

//	if (text == 0) return;

	char* text = iText;

	const char* end = iText + iLength;

	for(char* endl = strchr(text, '\r');text < end; text = endl + 2, endl = strchr(text, '\r'))

		{

		if (!endl) break;

		*endl = '\0';

		for(;isspace(*text);text++);

		int offset = 0;

		if		(!strncmp(text, "primary", 7))			offset = 7;

		else if (!strncmp(text, "secondary", 9))		offset = 9;

		else if (!strncmp(text, "extension", 9))		offset = 9;

		else if (!strncmp(text, "variant", 7))			offset = 7;

		else if (!strncmp(text, "device", 6))			offset = 6;

		else if (!strncmp(text, "file", 4))				offset = 4;

		else if (!strncmp(text, "data", 4))				offset = 4;

		else if (!strncmp(text, "dll", 3))				offset = 3;

		if (offset == 0) continue;

		text += offset;

		if (*text == '[') 

			{

			text = strchr(text, ']');

			if (text == 0) continue;

			text++;

			}

		if (!(*text == '=' || *text == ' ' || *text == '\t')) continue;

		text++;

		for(;isspace(*text);text++);

		char* orig_name = text;

		if (*orig_name == '\"')

			for(text = ++orig_name;*text && *text != '\"';text++);

		else

			for(;*text && !isspace(*text);text++);

		if (*text == '\0') continue;

		*text = '\0';

		while(isspace(*++text));

		char* seg_name = text;

		if (*seg_name == '\"')

			for(text = ++seg_name;*text && *text != '\"';text++);

		else

			for(;*text && !isspace(*text);text++);

		*text = '\0';

		if (*seg_name == '\0') continue;

		aNonXIP->AddObyNames(*seg_name == '\\' ? ++seg_name : seg_name, *orig_name == '\\' ? ++orig_name : orig_name);

		}

	}