gf_div.c

GFLIB - C Procedures for Galois Field Arithmetic and Reed-Solomon Coding. 该函数库广泛用在网络编码和信道编码中。

/*
Procedures and Programs for Galois-Field Arithmetic and Reed-Solomon Coding.
Copyright (C) 2003 James S. Plank

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library 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
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

---------------------------------------------------------------------------
Please see http://www.cs.utk.edu/~plank/plank/gflib
for instruction on how to use this library.

Jim Plank
[e-mail]
http://www.cs.utk.edu/~plank

Associate Professor
Department of Computer Science
University of Tennessee
203 Claxton Complex
1122 Volunteer Blvd.
Knoxville, TN 37996-3450

     865-974-4397
Fax: [phone]

$Revision: 1.2 $
*/

#include <stdio.h>
#include "gflib.h"
#include <sys/time.h>


main(int argc, char **argv)
{
  int i, size, iterations, check, factor, inv_f, j;
  int x, y;
  struct timeval tv1, tv2;
  struct timezone tz1, tz2;

  if (argc != 3) {
    fprintf(stderr, "usage: gf_div x y\n");
    exit(1);
  }

  x = atoi(argv[1]);
  y = atoi(argv[2]);

  printf("%d\n", gf_single_divide(x, y));
}