Markus F.X.J. Oberhumer
123 lines
2.3 KiB
C
123 lines
2.3 KiB
C
/* sub8.h -- simple delta filter
|
|
|
|
This file is part of the UPX executable compressor.
|
|
|
|
Copyright (C) 1996-2015 Markus Franz Xaver Johannes Oberhumer
|
|
Copyright (C) 1996-2015 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> <ml1050@users.sourceforge.net>
|
|
*/
|
|
|
|
|
|
|
|
/*************************************************************************
|
|
//
|
|
**************************************************************************/
|
|
|
|
#include "sub.hh"
|
|
|
|
#define SUB8(f, N) SUB(f, N, unsigned char, get_8, set_8)
|
|
#define ADD8(f, N) ADD(f, N, unsigned char, get_8, set_8)
|
|
#define SCAN8(f, N) SCAN(f, N, unsigned char, get_8, set_8)
|
|
|
|
|
|
/*************************************************************************
|
|
//
|
|
**************************************************************************/
|
|
|
|
// filter
|
|
static int f_sub8_1(Filter *f)
|
|
{
|
|
SUB8(f, 1)
|
|
}
|
|
|
|
static int f_sub8_2(Filter *f)
|
|
{
|
|
SUB8(f, 2)
|
|
}
|
|
|
|
static int f_sub8_3(Filter *f)
|
|
{
|
|
SUB8(f, 3)
|
|
}
|
|
|
|
static int f_sub8_4(Filter *f)
|
|
{
|
|
SUB8(f, 4)
|
|
}
|
|
|
|
|
|
// unfilter
|
|
static int u_sub8_1(Filter *f)
|
|
{
|
|
ADD8(f, 1)
|
|
}
|
|
|
|
static int u_sub8_2(Filter *f)
|
|
{
|
|
ADD8(f, 2)
|
|
}
|
|
|
|
static int u_sub8_3(Filter *f)
|
|
{
|
|
ADD8(f, 3)
|
|
}
|
|
|
|
static int u_sub8_4(Filter *f)
|
|
{
|
|
ADD8(f, 4)
|
|
}
|
|
|
|
|
|
// scan
|
|
static int s_sub8_1(Filter *f)
|
|
{
|
|
SCAN8(f, 1)
|
|
}
|
|
|
|
static int s_sub8_2(Filter *f)
|
|
{
|
|
SCAN8(f, 2)
|
|
}
|
|
|
|
static int s_sub8_3(Filter *f)
|
|
{
|
|
SCAN8(f, 3)
|
|
}
|
|
|
|
static int s_sub8_4(Filter *f)
|
|
{
|
|
SCAN8(f, 4)
|
|
}
|
|
|
|
|
|
#undef SUB
|
|
#undef ADD
|
|
#undef SCAN
|
|
#undef SUB8
|
|
#undef ADD8
|
|
#undef SCAN8
|
|
|
|
|
|
/*
|
|
vi:ts=4:et:nowrap
|
|
*/
|
|
|