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/*
* HT Editor
* htnewexe.cc
*
* Copyright (C) 1999-2002 Stefan Weyergraf
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "htnewexe.h"
#include "mzstruct.h"
#include "endianess.h"
FileOfs get_newexe_header_ofs(File *file)
{
/* look for mz magic */
byte mzmagic[2];
file->seek(0);
file->read(mzmagic, 2);
if ((mzmagic[0] != IMAGE_MZ_MAGIC0) || (mzmagic[1] != IMAGE_MZ_MAGIC1))
return 0;
/* test if reloc_ofs >= 0x40 */
uint16 reloc_ofs;
file->seek(24);
file->read(&reloc_ofs, 2);
reloc_ofs = createHostInt(&reloc_ofs, 2, little_endian);
if (reloc_ofs && reloc_ofs < 0x40) return 0;
/* ok seems to be a newexe */
FileOfs newexe_ofs;
file->seek(60);
file->read(&newexe_ofs, 4);
newexe_ofs = createHostInt(&newexe_ofs, 4, little_endian);
return newexe_ofs;
}
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