/* p_com.h -- dos/com executable format

   This file is part of the UPX executable compressor.

   Copyright (C) Markus Franz Xaver Johannes Oberhumer
   Copyright (C) Laszlo Molnar
   All Rights Reserved.

   UPX and the UCL library are free software; you can redistribute them
   and/or modify them 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; see the file COPYING.
   If not, write to the Free Software Foundation, Inc.,
   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

   Markus F.X.J. Oberhumer              Laszlo Molnar
   <markus@oberhumer.com>               <ezerotven+github@gmail.com>
 */

#pragma once

/*************************************************************************
// dos/com
**************************************************************************/

class PackCom /*not_final*/ : public Packer {
    typedef Packer super;

public:
    explicit PackCom(InputFile *f) : super(f) { bele = &N_BELE_RTP::le_policy; }
    virtual int getVersion() const override { return 13; }
    virtual int getFormat() const override { return UPX_F_DOS_COM; }
    virtual const char *getName() const override { return "dos/com"; }
    virtual const char *getFullName(const Options *) const override { return "i086-dos16.com"; }
    virtual const int *getCompressionMethods(int method, int level) const override;
    virtual const int *getFilters() const override;

    virtual void pack(OutputFile *fo) override;
    virtual void unpack(OutputFile *fo) override;

    virtual tribool canPack() override;
    virtual tribool canUnpack() override;

protected:
    virtual Linker *newLinker() const override;
    void addFilter16(int filter_id);
    // dos/sys will override these:
    virtual unsigned getCallTrickOffset() const { return 0x100; }
    virtual void buildLoader(const Filter *ft) override;
    virtual void patchLoader(OutputFile *fo, byte *, int, unsigned);
};

/* vim:set ts=4 sw=4 et: */
