/*
 *    mptest-9.c
 *
 *   Test logical functions
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <limits.h>
#include <time.h>

#include "mpi.h"
#include "mplogic.h"

int
main(int argc, char *argv[])
{
    mp_int a, b, c;
    int pco;
    mp_err res;

    printf("Test 9: Logical functions\n\n");

    if (argc < 3) {
        fprintf(stderr, "Usage: %s <a> <b>\n", argv[0]);
        return 1;
    }

    mp_init(&a);
    mp_init(&b);
    mp_init(&c);
    mp_read_radix(&a, argv[1], 16);
    mp_read_radix(&b, argv[2], 16);

    printf("a       = ");
    mp_print(&a, stdout);
    fputc('\n', stdout);
    printf("b       = ");
    mp_print(&b, stdout);
    fputc('\n', stdout);

    mpl_not(&a, &c);
    printf("~a      = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);

    mpl_and(&a, &b, &c);
    printf("a & b   = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);

    mpl_or(&a, &b, &c);
    printf("a | b   = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);

    mpl_xor(&a, &b, &c);
    printf("a ^ b   = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);

    mpl_rsh(&a, &c, 1);
    printf("a >>  1 = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);
    mpl_rsh(&a, &c, 5);
    printf("a >>  5 = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);
    mpl_rsh(&a, &c, 16);
    printf("a >> 16 = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);

    mpl_lsh(&a, &c, 1);
    printf("a <<  1 = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);
    mpl_lsh(&a, &c, 5);
    printf("a <<  5 = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);
    mpl_lsh(&a, &c, 16);
    printf("a << 16 = ");
    mp_print(&c, stdout);
    fputc('\n', stdout);

    mpl_num_set(&a, &pco);
    printf("population(a) = %d\n", pco);
    mpl_num_set(&b, &pco);
    printf("population(b) = %d\n", pco);

    res = mpl_parity(&a);
    if (res == MP_EVEN)
        printf("a has even parity\n");
    else
        printf("a has odd parity\n");

    mp_clear(&c);
    mp_clear(&b);
    mp_clear(&a);

    return 0;
}