p_wcle.h

UPX 源代码

/* p_wcle.h --

   This file is part of the UPX executable compressor.

   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
   Copyright (C) 1996-2007 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
   [e-mail]      [e-mail]
 */


#ifndef __UPX_P_WCLE_H
#define __UPX_P_WCLE_H


/*************************************************************************
// watcom/le
**************************************************************************/

class PackWcle : public Packer, public LeFile
{
    typedef Packer super;
public:
    PackWcle(InputFile *f) : super(f), LeFile(f) { bele = &N_BELE_RTP::le_policy; }
    virtual int getVersion() const { return 13; }
    virtual int getFormat() const { return UPX_F_WATCOM_LE; }
    virtual const char *getName() const { return "watcom/le"; }
    virtual const char *getFullName(const options_t *) const { return "i386-dos32.watcom.le"; }
    virtual const int *getCompressionMethods(int method, int level) const;
    virtual const int *getFilters() const;

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

    virtual bool canPack();
    virtual int canUnpack();

protected:
    virtual void handleStub(OutputFile *fo);

    virtual void buildLoader(const Filter *ft);
    virtual Linker* newLinker() const;

    virtual void readObjectTable();
    virtual void encodeObjectTable();
    virtual void decodeObjectTable();

    virtual void encodeFixupPageTable();
    virtual void decodeFixupPageTable();

    virtual void encodePageMap();

    virtual void encodeEntryTable();
    virtual void decodeEntryTable();

    virtual void preprocessFixups();
    virtual void encodeFixups();
    virtual void decodeFixups();

    virtual void encodeImage(Filter *ft);
    virtual void decodeImage();

    static void virt2rela(const le_object_table_entry_t *, unsigned *objn, unsigned *addr);

    // temporary copy of the object descriptors
    MemBuffer iobject_desc;

    int big_relocs;
    bool has_extra_code;
    unsigned neweip;
};


#endif /* already included */


/*
vi:ts=4:et
*/