Givaro
examples/Integer/RSA_encipher.C

NO DOC

// Copyright(c)'1994-2009 by The Givaro group
// This file is part of Givaro.
// Givaro is governed by the CeCILL-B license under French law
// and abiding by the rules of distribution of free software.
// see the COPYRIGHT file for more details.
#include <iostream>
#include <fstream>
#include "givaro/givintrsa.h"
#include "givaro/givrandom.h"
#include "givaro/givtimer.h"
// RSA, in CBC mode, enciphering of files
using namespace Givaro;
int main(int argc, char** argv)
{
Timer tim;
tim.clear();
if (argc > 3)
n = Integer( argv[3] );
else
std::cin >> n;
if (argc > 4)
e = Integer( argv[4] );
else
std::cin >> e;
std::ifstream TXT(argv[1]);
if (!TXT) { std::cerr << "Error opening input file: " << argv[1] << std::endl; return -1; }
std::ofstream OUT(argv[2]);
if (!OUT) { std::cerr << "Error opening output file: " << argv[2] << std::endl; return -1; }
tim.start();
IR.encipher( OUT, TXT );
OUT.close();
TXT.close();
tim.stop();
std::cerr << tim << std::endl;
return 0;
}