zint/backend/large.h

/* large.h - Handles binary manipulation of large numbers */

/*
    libzint - the open source barcode library
    Copyright (C) 2008 Robin Stuart <zint@hotmail.co.uk>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 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; if not, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

static short int BCD[40] = {
	0, 0, 0, 0,
	1, 0, 0, 0,
	0, 1, 0, 0,
	1, 1, 0, 0,
	0, 0, 1, 0,
	1, 0, 1, 0,
	0, 1, 1, 0,
	1, 1, 1, 0,
	0, 0, 0, 1,
	1, 0, 0, 1 };

void binary_load(short int reg[], char data[]);
void binary_add(short int accumulator[], short int input_buffer[]);
void binary_subtract(short int accumulator[], short int input_buffer[]);
void shiftdown(short int buffer[]);
void shiftup(short int buffer[]);
short int islarger(short int accum[], short int reg[]);
void hex_dump(short int input_buffer[]);