/* crypto/sha/shatest.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 <string.h>
#include <stdlib.h>

#include <openssl/evp.h>
#include <openssl/sha.h>

#define SHA_0 /* FIPS 180 */
#undef  SHA_1 /* FIPS 180-1 */

static char *test[]={
	"abc",
	"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
	NULL,
	};

#ifdef SHA_0
static char *ret[]={
	"0164b8a914cd2a5e74c4f7ff082c4d97f1edf880",
	"d2516ee1acfa5baf33dfc1c471e438449ef134c8",
	};
static char *bigret=
	"3232affa48628a26653b5aaa44541fd90d690603";
#endif
#ifdef SHA_1
static char *ret[]={
	"a9993e364706816aba3e25717850c26c9cd0d89d",
	"84983e441c3bd26ebaae4aa1f95129e5e54670f1",
	};
static char *bigret=
	"34aa973cd4c4daa4f61eeb2bdbad27316534016f";
#endif

static char *pt(unsigned char *md);
int main(int argc, char *argv[])
	{
	int i,err=0;
	char **P,**R;
	static unsigned char buf[1000];
	char *p,*r;
	EVP_MD_CTX c;
	unsigned char md[SHA_DIGEST_LENGTH];

	EVP_MD_CTX_init(&c);
	P=test;
	R=ret;
	i=1;
	while (*P != NULL)
		{
		EVP_Digest(*P,strlen(*P),md,NULL,EVP_sha(), NULL);
		p=pt(md);
		if (strcmp(p,*R) != 0)
			{
			printf("error calculating SHA on '%s'\n",*P);
			printf("got %s instead of %s\n",p,*R);
			err++;
			}
		else
			printf("test %d ok\n",i);
		i++;
		R++;
		P++;
		}

	memset(buf,'a',1000);
	EVP_DigestInit_ex(&c,EVP_sha(), NULL);
	for (i=0; i<1000; i++)
		EVP_DigestUpdate(&c,buf,1000);
	EVP_DigestFinal_ex(&c,md,NULL);
	p=pt(md);

	r=bigret;
	if (strcmp(p,r) != 0)
		{
		printf("error calculating SHA on '%s'\n",p);
		printf("got %s instead of %s\n",p,r);
		err++;
		}
	else
		printf("test 3 ok\n");

	EVP_MD_CTX_cleanup(&c);
	exit(err);
	}

static char *pt(unsigned char *md)
	{
	int i;
	static char buf[80];

	for (i=0; i<SHA_DIGEST_LENGTH; i++)
		snprintf(buf + i*2, sizeof(buf) - i*2, "%02x",md[i]);
	return(buf);
	}
