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FsArchive.cpp
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FsArchive.cpp
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/****************************************************************************
** Deling Final Fantasy VIII Field Editor
** Copyright (C) 2009-2012 Arzel Jérôme <[email protected]>
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
****************************************************************************/
#include "FsArchive.h"
#include "QLZ4.h"
FsHeader::FsHeader()
: _uncompressedSize(0), _position(quint32(-1)), _compression(quint32(CompressionNone))
{
}
FsHeader::FsHeader(const QString &path, quint32 uncompressedSize, quint32 position, quint32 compression)
: _path(path), _uncompressedSize(uncompressedSize), _position(position), _compression(compression)
{
}
const QString &FsHeader::path() const
{
return _path;
}
void FsHeader::setPath(const QString &path)
{
_path = path;
}
QString FsHeader::dirName() const
{
int index;
if((index=_path.lastIndexOf('\\'))!=-1)
return QDir::cleanPath(_path.left(index));
return QDir::cleanPath(_path);
}
QString FsHeader::fileName() const
{
int index;
if((index=_path.lastIndexOf('\\'))!=-1)
return _path.mid(index+1);
return _path;
}
quint32 FsHeader::uncompressedSize() const
{
return _uncompressedSize;
}
void FsHeader::setUncompressedSize(quint32 uncompressedSize)
{
_uncompressedSize = uncompressedSize;
}
quint32 FsHeader::position() const
{
return _position;
}
void FsHeader::setPosition(quint32 position)
{
_position = position;
}
FiCompression FsHeader::compression() const
{
switch(_compression) {
case 0:
return CompressionNone;
case 1:
return CompressionLzs;
case 2:
return CompressionLz4;
}
return CompressionUnknown;
}
void FsHeader::setCompression(FiCompression compression)
{
_compression = quint32(compression);
}
bool FsHeader::compressedSize(QFile *fs, quint32 *lzsSize) const
{
return isCompressed()
&& fs->seek(_position)
&& fs->read((char *)lzsSize, sizeof(quint32)) == sizeof(quint32);
}
bool FsHeader::compressedSize(const char *fs_data, int size, quint32 *lzsSize) const
{
if(isCompressed()) {
if(size <= sizeof(quint32)) return false;
memcpy(&lzsSize, fs_data + _position, sizeof(quint32));
return true;
}
return false;
}
bool FsHeader::compressedSize(const QByteArray &fs_data, quint32 *lzsSize) const
{
return compressedSize(fs_data.constData(), fs_data.size(), lzsSize);
}
bool FsHeader::physicalSize(QFile *fs, quint32 *size) const
{
if(isCompressed()) {
if(!compressedSize(fs, size)) {
return false;
}
*size += sizeof(quint32);
return true;
}
*size = _uncompressedSize;
return true;
}
bool FsHeader::physicalSize(const QByteArray &fs_data, quint32 *size) const
{
if(isCompressed()) {
if(!compressedSize(fs_data, size)) {
return false;
}
*size += sizeof(quint32);
return true;
}
return _uncompressedSize;
}
const QByteArray &FsHeader::decompress(const char *data, int size, int max) const
{
if(compression() == CompressionLz4)
{
return QLZ4::decompress(data, size, max);
}
return LZS::decompress(data, size, max);
}
QByteArray FsHeader::compress(const QByteArray &data) const
{
if(compression() == CompressionLz4)
{
return QLZ4::compress(data);
}
return LZS::compress(data);
}
QByteArray FsHeader::data(const QByteArray &fs_data, bool uncompress, int maxUncompress) const
{
if(isCompressed())
{
quint32 size;
if(!compressedSize(fs_data, &size))
return QByteArray();
// fucking size
if(size > _uncompressedSize*2)
return QByteArray();
if(!uncompress)
return fs_data.mid(_position, size+4);
return decompress(fs_data.constData() + _position + 4, size, maxUncompress<=0 ? _uncompressedSize : maxUncompress);
}
return fs_data.mid(_position, _uncompressedSize);
}
QByteArray FsHeader::data(QFile *fs, bool uncompress, int maxUncompress) const
{
if(!fs->seek(_position)) return QByteArray();
if(isCompressed())
{
quint32 size;
if(!compressedSize(fs, &size))
return QByteArray();
// fucking size
if(size > _uncompressedSize*2)
return QByteArray();
if(!uncompress) {
fs->seek(_position);
return fs->read(size+4);
}
char *buff = new char[size];
if(fs->read(buff, size) != size)
return QByteArray();
const QByteArray &decData = decompress(buff, size, maxUncompress<=0 ? _uncompressedSize : maxUncompress);
delete[] buff;
return decData;
}
return fs->read(_uncompressedSize);
}
int FsHeader::setData(QByteArray &fs_data, const QByteArray &new_data)
{
int diff, real_size;
if(isCompressed())
{
const char *fs_data_const = fs_data.constData();
int size=0;
memcpy(&size, &fs_data_const[_position], 4);
_uncompressedSize = new_data.size();
QByteArray new_data_lzsed = compress(new_data);
real_size = new_data_lzsed.size();
diff = real_size - size;
fs_data.replace(_position, 4, (char *)&real_size);
fs_data.replace(_position+4, size, new_data_lzsed);
}
else {
fs_data.replace(_position, _uncompressedSize, new_data);
real_size = new_data.size();
diff = real_size - _uncompressedSize;
_uncompressedSize = real_size;
}
return diff;
}
int FsHeader::setData(QFile *fs, QByteArray &new_data)
{
int diff, real_size;
if(isCompressed())
{
if(!fs->seek(_position)) return 0;
int size=0;
fs->read((char *)&size, 4);
_uncompressedSize = new_data.size();
new_data = compress(new_data);
real_size = new_data.size();
new_data.prepend((char *)&real_size, 4);
diff = real_size - size;
}
else {
real_size = new_data.size();
diff = real_size - _uncompressedSize;
_uncompressedSize = real_size;
}
return diff;
}
//FsArchive::FsArchive()
// : fromFile(false), _isOpen(false)
//{
//}
FsArchive::FsArchive(const QByteArray &fl_data, const QByteArray &fi_data)
: fromFile(false), _isOpen(false)
{
load(fl_data, fi_data);
}
FsArchive::FsArchive(const QString &path)
: fromFile(true), _isOpen(false)
{
load(path);
}
FsArchive::~FsArchive()
{
if(fromFile) {
fs.close();
fl.close();
fi.close();
qDebug() << "close fs" << fs.fileName();
}
foreach(FsHeader *header, toc_access) delete header;
}
void FsArchive::addFile(const QString &path, quint32 uncompressedSize, quint32 position, quint32 compression)
{
if(toc_access.contains(path.toLower())) {
qWarning() << "addFile error: file already exists" << path << uncompressedSize << position << compression;
return;
}
FsHeader *header = new FsHeader(path, uncompressedSize, position, compression);
sortedByPosition.insert(position, header);
toc_access.insert(path.toLower(), header);
}
void FsArchive::addFile(const QString &path, FiCompression compression)
{
if(toc_access.contains(path.toLower())) {
qWarning() << "addFile error: file already exists" << path << quint32(compression);
return;
}
FsHeader *header = new FsHeader(path, 0, 0, compression);
sortedByPosition.insert(0, header);
toc_access.insert(path.toLower(), header);
}
bool FsArchive::removeFile(QString path)
{
path = path.toLower();
FsHeader *header = toc_access.take(path);
if(header != 0) {
bool ok = sortedByPosition.remove(header->position(), header)==1;
if(!ok) {
qWarning() << "FsArchive::removeFile impossible" << path;
}
delete header;
return ok;
}
return false;
}
FsHeader *FsArchive::getFile(const QString &path) const
{
// qDebug() << "getFile" << path;
if(path.startsWith('*'))
{
QString path2 = path.mid(1);
QMapIterator<QString, FsHeader *> i(toc_access);
while(i.hasNext())
{
i.next();
if(i.key().endsWith(path2, Qt::CaseInsensitive))
{
return i.value();
}
}
}
else {
return toc_access.value(path.toLower(), nullptr);
}
// qDebug() << path << "non trouvé";
return nullptr;
}
bool FsArchive::fileExists(const QString &path) const
{
return getFile(path)!=nullptr;
}
bool FsArchive::dirExists(QString dir) const
{
dir = cleanPath(dir);
if(dir.isEmpty())
return true;
foreach(FsHeader *info, toc_access) {
if(info->path().startsWith(dir, Qt::CaseInsensitive)) {
return true;
}
}
return false;
}
QString FsArchive::filePath(const QString &path) const
{
FsHeader *header = getFile(path);
return header!=nullptr ? header->path() : QString();
}
bool FsArchive::setFilePath(QString path, const QString &newPath)
{
path = path.toLower();
if(toc_access.contains(path) && !toc_access.contains(newPath.toLower()))
{
FsHeader *header = toc_access.value(path);
header->setPath(newPath);
toc_access.remove(path);
toc_access.insert(newPath.toLower(), header);
return true;
}
return false;
}
quint32 FsArchive::uncompressedFileSize(const QString &path) const
{
FsHeader *header = getFile(path);
return header!=nullptr ? header->uncompressedSize() : quint32(-1);
}
quint32 FsArchive::filePosition(const QString &path) const
{
FsHeader *header = getFile(path);
return header!=nullptr ? header->position() : quint32(-1);
}
void FsArchive::setFilePosition(const QString &path, quint32 position)
{
FsHeader *header = getFile(path);
if(header!=nullptr) {
header->setPosition(position);
}
}
FiCompression FsArchive::fileCompression(const QString &path) const
{
FsHeader *header = getFile(path);
return header!=nullptr ? header->compression() : FiCompression::CompressionNone;
}
QByteArray FsArchive::fileData(const QString &path, const QByteArray &fs_data, bool uncompress, int uncompressedSize)
{
FsHeader *header = getFile(path);
// qDebug() << "fileData1" << path << fs_data.size() << uncompressedSize;
return header!=nullptr ? header->data(fs_data, uncompress, uncompressedSize) : QByteArray();
}
QByteArray FsArchive::fileData(const QString &path, bool uncompress, int uncompressedSize)
{
FsHeader *header = getFile(path);
// qDebug() << "fileData2" << path << uncompressedSize << fromFile << _isOpen;
return header!=nullptr && fromFile && _isOpen ? header->data(&fs, uncompress, uncompressedSize) : QByteArray();
}
void FsArchive::setFileData(const QString &path, QByteArray &fs_data, const QByteArray &new_data)
{
FsHeader *header = getFile(path);
if(header!=nullptr) {
changePositions(header, header->setData(fs_data, new_data));
}
}
void FsArchive::setFileData(const QString &path, QByteArray &new_data)
{
FsHeader *header = getFile(path);
if(header!=nullptr) {
header->setData(&fs, new_data);
}
}
void FsArchive::changePositions(FsHeader *start, int diff)
{
if(diff==0) return;
FsHeader *header;
// décalage des positions des fichiers qui suivent
QMap<quint32, FsHeader *>::iterator i = sortedByPosition.find(sortedByPosition.key(start), start);
if(i != sortedByPosition.end())
{
++i;
while(i != sortedByPosition.end())
{
header = i.value();
header->setPosition(header->position() + diff);
// toc_access.insert(header->path().toLower(), newPos);
++i;
}
} else {
qWarning() << "FsArchive::changePositions already at the end";
}
}
QMap<QString, FsHeader> FsArchive::getHeader() const
{
QMap<QString, FsHeader> header;
QMapIterator<QString, FsHeader *> i(toc_access);
while(i.hasNext()) {
i.next();
header.insert(i.key(), *(i.value()));
}
return header;
}
void FsArchive::setHeader(const QMap<QString, FsHeader> &header)
{
QMapIterator<QString, FsHeader> i(header);
while(i.hasNext()) {
i.next();
FsHeader h = i.value(), *h2 = toc_access.value(i.key());
if(h2) {
h2->setPosition(h.position());
h2->setUncompressedSize(h.uncompressedSize());
} else {
qWarning() << "FsArchive::setHeader error:" << i.key() << "doesn't exists!";
}
}
rebuildInfos();
}
QStringList FsArchive::toc() const
{
QStringList toc;
// Files sorted by positions
foreach(FsHeader *header, sortedByPosition) {
toc.append(header->path());
}
return toc;
}
QStringList FsArchive::dirs() const
{
QStringList dirs;
QString dir;
int lastIndex;
// Files sorted by positions
foreach(FsHeader *header, sortedByPosition) {
dir = header->path();
cleanPath(dir);
lastIndex = dir.lastIndexOf('\\', -2);
if(lastIndex != -1) {
dir.truncate(lastIndex);
} else {
dir = "";
}
if(!dirs.contains(dir))
dirs.append(dir);
}
return dirs;
}
bool FsArchive::extractFile(const QString &fileName, const QByteArray &fs_data, const QString &filePath, bool uncompress)
{
if(!_isOpen) return false;
QFile fic(filePath);
fic.open(QIODevice::WriteOnly);
fic.write(fileData(fileName, fs_data, uncompress));
fic.close();
return true;
}
bool FsArchive::extractFile(const QString &fileName, const QString &filePath, bool uncompress)
{
if(!fromFile || !_isOpen) return false;
QFile fic(filePath);
fic.open(QIODevice::WriteOnly);
fic.write(fileData(fileName, uncompress));
fic.close();
return true;
}
FsArchive::Error FsArchive::extractFiles(const QStringList &fileNames, const QString &baseFileName, const QString &fileDir, ArchiveObserver *progress, bool uncompress)
{
if(!fromFile || !_isOpen) return SourceCantBeOpened;
// qDebug() << "extractFiles" << fileNames << fileDir << uncompress;
progress->setObserverMaximum(fileNames.size());
QDir dir(fileDir);
int i=0, sizeOfBaseFileName = baseFileName.size();
foreach(QString fileName, fileNames) {
QCoreApplication::processEvents();
if(progress->observerWasCanceled()) {
return Canceled;
}
fileName = cleanPath(fileName);
fileName.chop(1);
int index = fileName.lastIndexOf('\\');
if(index - sizeOfBaseFileName > 0) {
dir.mkpath(QDir::cleanPath(fileName.mid(sizeOfBaseFileName, index-sizeOfBaseFileName)));
}
QFile fic(QDir::cleanPath(fileDir % QDir::separator() % fileName.mid(sizeOfBaseFileName).replace('\\', '/')));
if(!fic.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
return TargetCantBeOpened;
}
fic.write(fileData(fileName, uncompress));
fic.close();
progress->setObserverValue(++i);
}
return Ok;
}
FsArchive::Error FsArchive::replaceFile(const QString &source, const QString &destination, ArchiveObserver *progress)
{
QTime t;t.start();
QStringList toc;
int pos, i=0;
QString save_path = path(), temp_path;
QByteArray sourceData;
if(!isWritable()) return NonWritable;
save_path.chop(1);// remove s, i or l in extension
temp_path = save_path.left(save_path.lastIndexOf("/")+1) + "delingtemp.f";
QFile sourceFile(source);
if(!sourceFile.open(QIODevice::ReadOnly))
return SourceCantBeOpened;
sourceData = sourceFile.readAll();
sourceFile.close();
QFile temp(FsArchive::fsPath(temp_path));
if(!temp.open(QIODevice::WriteOnly | QIODevice::Truncate))
return TempCantBeOpened;
toc = this->toc();
progress->setObserverMaximum(toc.size());
foreach(const QString &entry, toc) {
QCoreApplication::processEvents();
if(progress->observerWasCanceled()) {
temp.remove();
return Canceled;
}
pos = temp.pos();
if(entry == destination) {
setFileData(entry, sourceData);
temp.write(sourceData);
}
else {
temp.write(fileData(entry, false));
}
setFilePosition(entry, pos);
progress->setObserverValue(++i);
}
if(!saveAs(temp_path)) {
QFile::remove(FsArchive::fiPath(temp_path));
QFile::remove(FsArchive::flPath(temp_path));
temp.remove();
return SaveHeaderError;
}
int replaceError = replaceArchive(&temp);
if(replaceError==1) {
QFile::remove(FsArchive::fiPath(temp_path));
QFile::remove(FsArchive::flPath(temp_path));
temp.remove();
return ReplaceArchiveError;
} else if(replaceError!=0) {
return ReplaceArchiveError;
}
rebuildInfos();
qDebug() << "save time" << t.elapsed();
return Ok;
}
QList<FsArchive::Error> FsArchive::replaceDir(const QString &source, const QString &destination, FiCompression compression, ArchiveObserver *progress)
{
// TODO progress
Error err = remove(tocInDirectory(destination), progress);
if (err != Ok) {
return QList<FsArchive::Error>() << err;
}
// TODO progress
return appendDir(source, destination, compression, progress);
}
QStringList FsArchive::listDirsRec(QDir *sourceDir)
{
QStringList paths;
foreach (const QFileInfo &fileInfo, sourceDir->entryInfoList(QDir::AllEntries | QDir::NoDotAndDotDot | QDir::Readable)) {
if (fileInfo.isDir()) {
sourceDir->cd(fileInfo.fileName());
foreach (const QString &subPath, listDirsRec(sourceDir)) {
paths << fileInfo.fileName() + "/" + subPath;
}
sourceDir->cdUp();
} else {
paths << fileInfo.fileName();
}
}
return paths;
}
QList<FsArchive::Error> FsArchive::appendFiles(const QStringList &sources, const QStringList &destinations, FiCompression compression, ArchiveObserver *progress)
{
QTime t;t.start();
QByteArray data, fl_data, fi_data;
int i, nbFiles = sources.size();
QList<Error> errors;
if(!isWritable()) {
errors.append(NonWritable);
return errors;
}
fs.seek(fs.size());
progress->setObserverMaximum(nbFiles);
for(i=0 ; i<nbFiles ; ++i) {
QCoreApplication::processEvents();
if(progress->observerWasCanceled()) break;// Stop, don't canceling
if(fileExists(destinations.at(i))) {
// qDebug() << destinations.at(i);
errors.append(FileExists);
continue;
}
// qDebug() << sources.at(i);
QFile file(sources.at(i));
if(!file.open(QIODevice::ReadOnly)) {
errors.append(SourceCantBeOpened);
continue;
}
data = file.readAll();
file.close();
if(data.isEmpty()) {
errors.append(EmptyFile);
continue;
}
addFile(destinations.at(i), (quint32)data.size(), (quint32)fs.pos(), compression);
if(compression == FiCompression::CompressionLzs) {
data = LZS::compress(data);
int size = data.size();
data.prepend((char *)&size, 4);
} else if(compression == FiCompression::CompressionLz4) {
data = QLZ4::compress(data);
int size = data.size();
data.prepend((char *)&size, 4);
}
fs.write(data);
progress->setObserverValue(i + 1);
errors.append(Ok);
}
save(fl_data, fi_data);
fi.resize(0);
fi.write(fi_data);
fi.flush();
fl.resize(0);
fl.write(fl_data);
fl.flush();
qDebug() << "save time" << t.elapsed();
return errors;
}
QList<FsArchive::Error> FsArchive::appendDir(const QString &source, const QString &destination, FiCompression compression, ArchiveObserver *progress)
{
QStringList sources, destinations;
QDir sourceDir(source);
foreach (const QString &relativePath, listDirsRec(&sourceDir)) {
sources << sourceDir.absoluteFilePath(relativePath);
destinations << destination + "\\" + QString(relativePath).replace('/', '\\');
}
return appendFiles(sources, destinations, compression, progress);
}
FsArchive::Error FsArchive::remove(QStringList destinations, ArchiveObserver *progress)
{
QTime t;t.start();
QStringList toc = this->toc();
// QByteArray fl_data, fi_data;
int pos, i=0;
QString save_path = path(), temp_path;
if(!isWritable()) return NonWritable;
save_path.chop(1);// remove s, i or l in extension
temp_path = save_path.left(save_path.lastIndexOf("/")+1) + "delingtemp.f";
QFile temp(FsArchive::fsPath(temp_path));
if(!temp.open(QIODevice::WriteOnly | QIODevice::Truncate))
return TempCantBeOpened;
progress->setObserverMaximum(toc.size());
foreach(const QString &entry, toc) {
QCoreApplication::processEvents();
if(progress->observerWasCanceled()) {
temp.remove();
return Canceled;
}
pos = temp.pos();
if(destinations.contains(entry, Qt::CaseInsensitive)) {
removeFile(entry);
destinations.removeOne(entry);
}
else {
temp.write(fileData(entry, false));
}
setFilePosition(entry, pos);
progress->setObserverValue(++i);
}
rebuildInfos();
if(!saveAs(temp_path)) {
QFile::remove(FsArchive::fiPath(temp_path));
QFile::remove(FsArchive::flPath(temp_path));
temp.remove();
return SaveHeaderError;
}
int replaceError = replaceArchive(&temp);
if(replaceError==1) {
QFile::remove(FsArchive::fiPath(temp_path));
QFile::remove(FsArchive::flPath(temp_path));
temp.remove();
return ReplaceArchiveError;
} else if(replaceError!=0) {
return ReplaceArchiveError;
}
qDebug() << "save time" << t.elapsed();
return Ok;
}
FsArchive::Error FsArchive::rename(const QStringList &destinations, const QStringList &newDestinations)
{
QTime t;t.start();
QByteArray fl_data, fi_data;
QString destination, newDestination;
int size, i;
if(!isWritable()) return NonWritable;
size = destinations.size();
for(i=0 ; i<size ; ++i) {
destination = destinations.at(i);
newDestination = newDestinations.at(i);
if(!fileExists(destination)) return FileDontExists;
if(fileExists(newDestination)) return FileExists;
setFilePath(destination, newDestination);
}
save(fl_data, fi_data);
fi.resize(0);
fi.write(fi_data);
fi.flush();
fl.resize(0);
fl.write(fl_data);
fl.flush();
qDebug() << "save time" << t.elapsed();
return Ok;
}
bool FsArchive::load(const QByteArray &fl_data, const QByteArray &fi_data)
{
if(_isOpen || fl_data.isEmpty() || fi_data.isEmpty()) {
qWarning() << "Error loading data" << fl_data.isEmpty() << fi_data.isEmpty();
return false;
}
QStringList fl = QString(fl_data).split("\r\n", QString::SkipEmptyParts);
Fi_infos fi_infos;
const char *fi_constData = fi_data.constData();
if(fi_data.size()/12 != fl.size() || fi_data.size()%12 != 0) {
_isOpen = false;
qWarning() << "Invalid fl or fi" << (fi_data.size()/12.0) << (fl.size());
return false;
}
foreach(const QString &line, fl) {
memcpy(&fi_infos, fi_constData, 12);
addFile(line, fi_infos.size, fi_infos.pos, fi_infos.compression);
fi_constData += 12;
}
_isOpen = true;
/* verify();
if(repair()) {
verify();
} else {
qDebug() << "cannot repair";
} */
return true;
}
bool FsArchive::load(const QString &path)
{
if(_isOpen) return false;
fl.setFileName(FsArchive::flPath(path));
fi.setFileName(FsArchive::fiPath(path));
fs.setFileName(FsArchive::fsPath(path));
if(!fl.open(QIODevice::ReadWrite)) {
if(!fl.open(QIODevice::ReadOnly))
return false;
}
if(!fi.open(QIODevice::ReadWrite)) {
if(!fi.open(QIODevice::ReadOnly))
return false;
}
if(!fs.open(QIODevice::ReadWrite)) {
if(!fs.open(QIODevice::ReadOnly))
return false;
}
qDebug() << "open fs" << path;
fromFile = true;
return (_isOpen = load(fl.readAll(), fi.readAll()));
}
void FsArchive::save(QByteArray &fl_data, QByteArray &fi_data) const
{
quint32 size, pos, compression;
foreach(FsHeader *header, sortedByPosition) {
fl_data.append(header->path().toLatin1());
fl_data.append("\r\n", 2);
size = header->uncompressedSize();
pos = header->position();
compression = header->compression();
fi_data.append((char *)&size, 4);
fi_data.append((char *)&pos, 4);
fi_data.append((char *)&compression, 4);
}
}
bool FsArchive::saveAs(const QString &path) const
{
QFile fl(FsArchive::flPath(path)), fi(FsArchive::fiPath(path));
if(!fl.open(QIODevice::WriteOnly | QIODevice::Truncate)
|| !fi.open(QIODevice::WriteOnly | QIODevice::Truncate))
return false;
QByteArray fl_data, fi_data;
save(fl_data, fi_data);
fl.write(fl_data);
fl.close();