/*
 * Bittorrent Client using Qt and libtorrent.
 * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
 *
 * 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * In addition, as a special exception, the copyright holders give permission to
 * link this program with the OpenSSL project's "OpenSSL" library (or with
 * modified versions of it that use the same license as the "OpenSSL" library),
 * and distribute the linked executables. You must obey the GNU General Public
 * License in all respects for all of the code used other than "OpenSSL".  If you
 * modify file(s), you may extend this exception to your version of the file(s),
 * but you are not obligated to do so. If you do not wish to do so, delete this
 * exception statement from your version.
 */

#ifndef FILTERPARSERTHREAD_H
#define FILTERPARSERTHREAD_H

#include <libtorrent/ip_filter.hpp>

#include <QThread>

class QDataStream;

class FilterParserThread final : public QThread
{
    Q_OBJECT

public:
    FilterParserThread(QObject *parent = nullptr);
    ~FilterParserThread();
    void processFilterFile(const QString &filePath);
    lt::ip_filter IPfilter();

signals:
    void IPFilterParsed(int ruleCount);
    void IPFilterError();

protected:
    void run() override;

private:
    int findAndNullDelimiter(char *const data, char delimiter, int start, int end, bool reverse = false);
    int trim(char *const data, int start, int end);
    int parseDATFilterFile();
    int parseP2PFilterFile();
    int getlineInStream(QDataStream &stream, std::string &name, char delim);
    int parseP2BFilterFile();

    bool m_abort;
    QString m_filePath;
    lt::ip_filter m_filter;
};

#endif // BITTORRENT_FILTERPARSERTHREAD_H
