Import of old SSLeay release: SSLeay 0.8.1b
This commit is contained in:
Ralf S. Engelschall
207
crypto/rand/randtest.c
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207
crypto/rand/randtest.c
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/* crypto/rand/randtest.c */
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/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "rand.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()
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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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/*double d; */
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long d;
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RAND_bytes(buf,2500);
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n1=0;
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for (i=0; i<16; i++) n2[i]=0;
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for (i=0; i<34; i++) 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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{
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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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{
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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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{
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if (nsign > 34) nsign=34;
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if (nsign != 0)
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{
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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) n1++;
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j>>=1;
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}
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}
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if (nsign > 34) nsign=34;
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if (nsign != 0) runs[sign][nsign-1]++;
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/* test 1 */
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if (!((9654 < n1) && (n1 < 10346)))
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{
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printf("test 1 failed, X=%ld\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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#ifdef undef
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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*16.0/5000.0-5000.0;
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if (!((1.03 < d) && (d < 57.4)))
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{
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printf("test 2 failed, X=%.2f\n",d);
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err++;
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}
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#endif
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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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{
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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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{
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if (!((2267 < runs[i][0]) && (runs[i][0] < 2733)))
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{
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printf("test 3 failed, bit=%d run=%d num=%ld\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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{
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printf("test 3 failed, bit=%d run=%d num=%ld\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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{
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printf("test 3 failed, bit=%d run=%d num=%ld\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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{
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printf("test 3 failed, bit=%d run=%d num=%ld\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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{
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printf("test 3 failed, bit=%d run=%d num=%ld\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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{
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printf("test 3 failed, bit=%d run=%d num=%ld\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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{
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printf("test 4 failed, bit=%d run=%d num=%ld\n",
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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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{
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printf("test 4 failed, bit=%d run=%d num=%ld\n",
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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=((err)?1:0);
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exit(err);
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return(err);
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}
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