mirror of https://github.com/openssl/openssl.git
146 lines
3.7 KiB
C
146 lines
3.7 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <openssl/rand.h>
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#include "../e_os.h"
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/* some FIPS 140-1 random number test */
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/* some simple tests */
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int main(int argc, char **argv)
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{
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unsigned char buf[2500];
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int i, j, k, s, sign, nsign, err = 0;
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unsigned long n1;
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unsigned long n2[16];
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unsigned long runs[2][34];
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/*
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* double d;
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*/
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long d;
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i = RAND_bytes(buf, 2500);
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if (i <= 0) {
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printf("init failed, the rand method is not properly installed\n");
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err++;
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goto err;
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}
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n1 = 0;
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for (i = 0; i < 16; i++)
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n2[i] = 0;
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for (i = 0; i < 34; i++)
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runs[0][i] = runs[1][i] = 0;
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/* test 1 and 2 */
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sign = 0;
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nsign = 0;
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for (i = 0; i < 2500; i++) {
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j = buf[i];
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n2[j & 0x0f]++;
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n2[(j >> 4) & 0x0f]++;
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for (k = 0; k < 8; k++) {
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s = (j & 0x01);
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if (s == sign)
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nsign++;
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else {
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if (nsign > 34)
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nsign = 34;
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if (nsign != 0) {
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runs[sign][nsign - 1]++;
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if (nsign > 6)
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runs[sign][5]++;
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}
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sign = s;
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nsign = 1;
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}
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if (s)
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n1++;
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j >>= 1;
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}
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}
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if (nsign > 34)
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nsign = 34;
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if (nsign != 0)
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runs[sign][nsign - 1]++;
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/* test 1 */
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if (!((9654 < n1) && (n1 < 10346))) {
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printf("test 1 failed, X=%lu\n", n1);
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err++;
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}
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printf("test 1 done\n");
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/* test 2 */
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d = 0;
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for (i = 0; i < 16; i++)
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d += n2[i] * n2[i];
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d = (d * 8) / 25 - 500000;
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if (!((103 < d) && (d < 5740))) {
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printf("test 2 failed, X=%ld.%02ld\n", d / 100L, d % 100L);
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err++;
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}
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printf("test 2 done\n");
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/* test 3 */
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for (i = 0; i < 2; i++) {
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if (!((2267 < runs[i][0]) && (runs[i][0] < 2733))) {
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printf("test 3 failed, bit=%d run=%d num=%lu\n",
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i, 1, runs[i][0]);
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err++;
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}
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if (!((1079 < runs[i][1]) && (runs[i][1] < 1421))) {
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printf("test 3 failed, bit=%d run=%d num=%lu\n",
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i, 2, runs[i][1]);
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err++;
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}
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if (!((502 < runs[i][2]) && (runs[i][2] < 748))) {
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printf("test 3 failed, bit=%d run=%d num=%lu\n",
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i, 3, runs[i][2]);
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err++;
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}
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if (!((223 < runs[i][3]) && (runs[i][3] < 402))) {
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printf("test 3 failed, bit=%d run=%d num=%lu\n",
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i, 4, runs[i][3]);
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err++;
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}
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if (!((90 < runs[i][4]) && (runs[i][4] < 223))) {
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printf("test 3 failed, bit=%d run=%d num=%lu\n",
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i, 5, runs[i][4]);
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err++;
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}
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if (!((90 < runs[i][5]) && (runs[i][5] < 223))) {
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printf("test 3 failed, bit=%d run=%d num=%lu\n",
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i, 6, runs[i][5]);
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err++;
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}
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}
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printf("test 3 done\n");
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/* test 4 */
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if (runs[0][33] != 0) {
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printf("test 4 failed, bit=%d run=%d num=%lu\n", 0, 34, runs[0][33]);
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err++;
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}
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if (runs[1][33] != 0) {
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printf("test 4 failed, bit=%d run=%d num=%lu\n", 1, 34, runs[1][33]);
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err++;
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}
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printf("test 4 done\n");
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err:
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err = ((err) ? 1 : 0);
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EXIT(err);
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}
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