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Diffstat (limited to 'test/randtest.c')
| -rw-r--r-- | test/randtest.c | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/test/randtest.c b/test/randtest.c new file mode 100644 index 0000000000..67acf700ee --- /dev/null +++ b/test/randtest.c @@ -0,0 +1,198 @@ +/* crypto/rand/randtest.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <stdlib.h> +#include <openssl/rand.h> + +#include "../e_os.h" + +/* some FIPS 140-1 random number test */ +/* some simple tests */ + +int main(int argc, char **argv) +{ + unsigned char buf[2500]; + int i, j, k, s, sign, nsign, err = 0; + unsigned long n1; + unsigned long n2[16]; + unsigned long runs[2][34]; + /* + * double d; + */ + long d; + + i = RAND_bytes(buf, 2500); + if (i <= 0) { + printf("init failed, the rand method is not properly installed\n"); + err++; + goto err; + } + + n1 = 0; + for (i = 0; i < 16; i++) + n2[i] = 0; + for (i = 0; i < 34; i++) + runs[0][i] = runs[1][i] = 0; + + /* test 1 and 2 */ + sign = 0; + nsign = 0; + for (i = 0; i < 2500; i++) { + j = buf[i]; + + n2[j & 0x0f]++; + n2[(j >> 4) & 0x0f]++; + + for (k = 0; k < 8; k++) { + s = (j & 0x01); + if (s == sign) + nsign++; + else { + if (nsign > 34) + nsign = 34; + if (nsign != 0) { + runs[sign][nsign - 1]++; + if (nsign > 6) + runs[sign][5]++; + } + sign = s; + nsign = 1; + } + + if (s) + n1++; + j >>= 1; + } + } + if (nsign > 34) + nsign = 34; + if (nsign != 0) + runs[sign][nsign - 1]++; + + /* test 1 */ + if (!((9654 < n1) && (n1 < 10346))) { + printf("test 1 failed, X=%lu\n", n1); + err++; + } + printf("test 1 done\n"); + + /* test 2 */ + d = 0; + for (i = 0; i < 16; i++) + d += n2[i] * n2[i]; + d = (d * 8) / 25 - 500000; + if (!((103 < d) && (d < 5740))) { + printf("test 2 failed, X=%ld.%02ld\n", d / 100L, d % 100L); + err++; + } + printf("test 2 done\n"); + + /* test 3 */ + for (i = 0; i < 2; i++) { + if (!((2267 < runs[i][0]) && (runs[i][0] < 2733))) { + printf("test 3 failed, bit=%d run=%d num=%lu\n", + i, 1, runs[i][0]); + err++; + } + if (!((1079 < runs[i][1]) && (runs[i][1] < 1421))) { + printf("test 3 failed, bit=%d run=%d num=%lu\n", + i, 2, runs[i][1]); + err++; + } + if (!((502 < runs[i][2]) && (runs[i][2] < 748))) { + printf("test 3 failed, bit=%d run=%d num=%lu\n", + i, 3, runs[i][2]); + err++; + } + if (!((223 < runs[i][3]) && (runs[i][3] < 402))) { + printf("test 3 failed, bit=%d run=%d num=%lu\n", + i, 4, runs[i][3]); + err++; + } + if (!((90 < runs[i][4]) && (runs[i][4] < 223))) { + printf("test 3 failed, bit=%d run=%d num=%lu\n", + i, 5, runs[i][4]); + err++; + } + if (!((90 < runs[i][5]) && (runs[i][5] < 223))) { + printf("test 3 failed, bit=%d run=%d num=%lu\n", + i, 6, runs[i][5]); + err++; + } + } + printf("test 3 done\n"); + + /* test 4 */ + if (runs[0][33] != 0) { + printf("test 4 failed, bit=%d run=%d num=%lu\n", 0, 34, runs[0][33]); + err++; + } + if (runs[1][33] != 0) { + printf("test 4 failed, bit=%d run=%d num=%lu\n", 1, 34, runs[1][33]); + err++; + } + printf("test 4 done\n"); + err: + err = ((err) ? 1 : 0); +#ifdef OPENSSL_SYS_NETWARE + if (err) + printf("ERROR: %d\n", err); +#endif + EXIT(err); +} |