/* 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.]

  */

 /*

  © Portions copyright (c) 2006 Nokia Corporation.  All rights reserved.

  */

 #include <stdio.h>

 #include <stdlib.h>

 #include <errno.h>

 #include <openssl/rand.h>

 #ifndef SYMBIAN

 #include "../e_os.h"

 #else

 #include "e_os.h"

 #endif

 #ifdef SYMBIAN

 #ifdef stdin

 #undef stdin

 #endif

 #ifdef stdout

 #undef stdout

 #endif

 #ifdef stderr

 #undef stderr

 #endif

 #define stdin fp_stdin

 #define stdout fp_stdout

 #define stderr fp_stderr

 extern FILE *fp_stdout;

 extern FILE *fp_stderr;

 #endif

 /* some FIPS 140-1 random number test */

 /* some simple tests */

 #ifndef SYMBIAN

 int main(int argc,char **argv)

 #else

 int rand_main(int argc,char **argv)

 #endif

 	{

 	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_pseudo_bytes(buf,2500);

 	if(errno==ENOMEM)

   {

 	 return 1;

 	}  

 	if (i < 0)

 		{

 		fprintf (stdout,"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)))

 		{

 		fprintf(stdout,"test 1 failed, X=%lu\n",n1);

 		err++;

 		}

 	fprintf(stdout,"rand test 1 done\n");

 	/* test 2 */

 #ifdef undef

 	d=0;

 	for (i=0; i<16; i++)

 		d+=n2[i]*n2[i];

 	d=d*16.0/5000.0-5000.0;

 	if (!((1.03 < d) && (d < 57.4)))

 		{

 		fprintf(stdout,"test 2 failed, X=%.2f\n",d);

 		err++;

 		}

 #endif

 	d=0;

 	for (i=0; i<16; i++)

 		d+=n2[i]*n2[i];

 	d=(d*8)/25-500000;

 	if (!((103 < d) && (d < 5740)))

 		{

 		fprintf(stdout,"test 2 failed, X=%ld.%02ld\n",d/100L,d%100L);

 		err++;

 		}

 	fprintf(stdout,"rand test 2 done\n");

 	/* test 3 */

 	for (i=0; i<2; i++)

 		{

 		if (!((2267 < runs[i][0]) && (runs[i][0] < 2733)))

 			{

 			fprintf(stdout,"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)))

 			{

 			fprintf(stdout,"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)))

 			{

 			fprintf(stdout,"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)))

 			{

 			fprintf(stdout,"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)))

 			{

 			fprintf(stdout,"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)))

 			{

 			fprintf(stdout,"test 3 failed, bit=%d run=%d num=%lu\n",

 				i,6,runs[i][5]);

 			err++;

 			}

 		}

 	fprintf(stdout,"rand test 3 done\n");

 	/* test 4 */

 	if (runs[0][33] != 0)

 		{

 		fprintf(stdout,"test 4 failed, bit=%d run=%d num=%lu\n",

 			0,34,runs[0][33]);

 		err++;

 		}

 	if (runs[1][33] != 0)

 		{

 		fprintf(stdout,"test 4 failed, bit=%d run=%d num=%lu\n",

 			1,34,runs[1][33]);

 		err++;

 		}

 	fprintf(stdout,"rand test 4 done\n");

  err:

 	err=((err)?1:0);

 #ifdef OPENSSL_SYS_NETWARE

     if (err) fprintf(stdout,"ERROR: %d\n", err);

 #endif

     fprintf(stdout,"Test case passed\n");

 	//EXIT(err);

 	return(err);

 	}