mirror of
https://github.com/upx/upx
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118 lines
3.1 KiB
C++
118 lines
3.1 KiB
C++
/* p_ps1.h --
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This file is part of the UPX executable compressor.
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Copyright (C) 1996-2004 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996-2004 Laszlo Molnar
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Copyright (C) 2002-2004 Jens Medoch
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All Rights Reserved.
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UPX and the UCL library are free software; you can redistribute them
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and/or modify them under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Markus F.X.J. Oberhumer Laszlo Molnar
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<mfx@users.sourceforge.net> <ml1050@users.sourceforge.net>
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Jens Medoch
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<jssg@users.sourceforge.net>
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*/
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#ifndef __UPX_P_PS1_H
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#define __UPX_P_PS1_H
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/*************************************************************************
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// ps1/exe
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**************************************************************************/
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class PackPs1 : public Packer
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{
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typedef Packer super;
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public:
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PackPs1(InputFile *f);
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virtual int getVersion() const { return 13; }
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virtual int getFormat() const { return UPX_F_PS1_EXE; }
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virtual const char *getName() const { return "ps1/exe"; }
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virtual const int *getCompressionMethods(int method, int level) const;
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virtual const int *getFilters() const;
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virtual void pack(OutputFile *fo);
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virtual void unpack(OutputFile *fo);
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virtual bool canPack();
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virtual int canUnpack();
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protected:
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virtual void patch_mips_le(void *b, int blen, const void *old, unsigned new_);
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virtual int buildLoader(const Filter *ft);
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virtual int readFileHeader();
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virtual bool checkFileHeader();
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struct ps1_exe_t
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{
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// ident string
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char id[8];
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// is NULL
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LE32 text;
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// is NULL
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LE32 data;
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// initial program counter
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LE32 epc;
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// initial gp register value
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LE32 gp;
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// load offset of binary data
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LE32 tx_ptr, tx_len;
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LE32 da_ptr, da_len;
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LE32 bs_ptr, bs_len;
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// initial stack params
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LE32 is_ptr, is_len;
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// saved regs on execution
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LE32 sp, fp, gp0, ra, k0;
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// origin Jap/USA/Europe
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char origin[60];
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// some safety space after that
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char pad[8];
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// backup of the original header (epc - is_len)
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LE32 ih_bkup[10];
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// plus checksum for the backup
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LE32 ih_csum;
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// id & the upx header.
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}
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__attribute_packed;
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ps1_exe_t ih, oh;
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bool isCon;
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bool is32Bit;
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unsigned overlap;
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unsigned sa_cnt;
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// filesize-PS_HDR_SIZE
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unsigned fdata_size;
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};
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#endif /* already included */
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/*
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vi:ts=4:et
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*/
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