michael@0: /*
michael@0:  * Simple test driver for MPI library
michael@0:  *
michael@0:  * Test 2: Basic addition and subtraction test
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include <stdio.h>
michael@0: #include <stdlib.h>
michael@0: #include <string.h>
michael@0: #include <ctype.h>
michael@0: #include <limits.h>
michael@0: 
michael@0: #include "mpi.h"
michael@0: 
michael@0: int main(int argc, char *argv[])
michael@0: {
michael@0:   mp_int a, b, c;
michael@0: 
michael@0:   if(argc < 3) {
michael@0:     fprintf(stderr, "Usage: %s <a> <b>\n", argv[0]);
michael@0:     return 1;
michael@0:   }
michael@0: 
michael@0:   printf("Test 2: Basic addition and subtraction\n\n");
michael@0: 
michael@0:   mp_init(&a);
michael@0:   mp_init(&b);
michael@0: 
michael@0:   mp_read_radix(&a, argv[1], 10);
michael@0:   mp_read_radix(&b, argv[2], 10);
michael@0:   printf("a = "); mp_print(&a, stdout); fputc('\n', stdout);
michael@0:   printf("b = "); mp_print(&b, stdout); fputc('\n', stdout);
michael@0:   
michael@0:   mp_init(&c);
michael@0:   printf("c = a + b\n");
michael@0: 
michael@0:   mp_add(&a, &b, &c);
michael@0:   printf("c = "); mp_print(&c, stdout); fputc('\n', stdout);
michael@0:   
michael@0:   printf("c = a - b\n");
michael@0:   
michael@0:   mp_sub(&a, &b, &c);
michael@0:   printf("c = "); mp_print(&c, stdout); fputc('\n', stdout);  
michael@0: 
michael@0:   mp_clear(&c);
michael@0:   mp_clear(&b);
michael@0:   mp_clear(&a);
michael@0: 
michael@0:   return 0;
michael@0: }