[thirdparty/openssl.git] / crypto / dh / dhtest.c

/* crypto/dh/dhtest.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.]
 */

/* Until the key-gen callbacks are modified to use newer prototypes, we allow
 * deprecated functions for openssl-internal code */
#ifdef OPENSSL_NO_DEPRECATED
#undef OPENSSL_NO_DEPRECATED
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "../e_os.h"

#include <openssl/crypto.h>
#include <openssl/bio.h>
#include <openssl/bn.h>
#include <openssl/rand.h>
#include <openssl/err.h>

#ifdef OPENSSL_NO_DH
int main(int argc, char *argv[])
{
    printf("No DH support\n");
    return(0);
}
#else
#include <openssl/dh.h>

#ifdef OPENSSL_SYS_WIN16
#define MS_CALLBACK	_far _loadds
#else
#define MS_CALLBACK
#endif

static int MS_CALLBACK cb(int p, int n, BN_GENCB *arg);

static const char rnd_seed[] = "string to make the random number generator think it has entropy";

int main(int argc, char *argv[])
	{
	BN_GENCB _cb;
	DH *a;
	DH *b=NULL;
	char buf[12];
	unsigned char *abuf=NULL,*bbuf=NULL;
	int i,alen,blen,aout,bout,ret=1;
	BIO *out;

	CRYPTO_malloc_debug_init();
	CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

#ifdef OPENSSL_SYS_WIN32
	CRYPTO_malloc_init();
#endif

	RAND_seed(rnd_seed, sizeof rnd_seed);

	out=BIO_new(BIO_s_file());
	if (out == NULL) EXIT(1);
	BIO_set_fp(out,stdout,BIO_NOCLOSE);

	BN_GENCB_set(&_cb, &cb, out);
	if(((a = DH_new()) == NULL) || !DH_generate_parameters_ex(a, 64,
				DH_GENERATOR_5, &_cb))
		goto err;

	if (!DH_check(a, &i)) goto err;
	if (i & DH_CHECK_P_NOT_PRIME)
		BIO_puts(out, "p value is not prime\n");
	if (i & DH_CHECK_P_NOT_SAFE_PRIME)
		BIO_puts(out, "p value is not a safe prime\n");
	if (i & DH_UNABLE_TO_CHECK_GENERATOR)
		BIO_puts(out, "unable to check the generator value\n");
	if (i & DH_NOT_SUITABLE_GENERATOR)
		BIO_puts(out, "the g value is not a generator\n");

	BIO_puts(out,"\np    =");
	BN_print(out,a->p);
	BIO_puts(out,"\ng    =");
	BN_print(out,a->g);
	BIO_puts(out,"\n");

	b=DH_new();
	if (b == NULL) goto err;

	b->p=BN_dup(a->p);
	b->g=BN_dup(a->g);
	if ((b->p == NULL) || (b->g == NULL)) goto err;

	if (!DH_generate_key(a)) goto err;
	BIO_puts(out,"pri 1=");
	BN_print(out,a->priv_key);
	BIO_puts(out,"\npub 1=");
	BN_print(out,a->pub_key);
	BIO_puts(out,"\n");

	if (!DH_generate_key(b)) goto err;
	BIO_puts(out,"pri 2=");
	BN_print(out,b->priv_key);
	BIO_puts(out,"\npub 2=");
	BN_print(out,b->pub_key);
	BIO_puts(out,"\n");

	alen=DH_size(a);
	abuf=(unsigned char *)OPENSSL_malloc(alen);
	aout=DH_compute_key(abuf,b->pub_key,a);

	BIO_puts(out,"key1 =");
	for (i=0; i<aout; i++)
		{
		sprintf(buf,"%02X",abuf[i]);
		BIO_puts(out,buf);
		}
	BIO_puts(out,"\n");

	blen=DH_size(b);
	bbuf=(unsigned char *)OPENSSL_malloc(blen);
	bout=DH_compute_key(bbuf,a->pub_key,b);

	BIO_puts(out,"key2 =");
	for (i=0; i<bout; i++)
		{
		sprintf(buf,"%02X",bbuf[i]);
		BIO_puts(out,buf);
		}
	BIO_puts(out,"\n");
	if ((aout < 4) || (bout != aout) || (memcmp(abuf,bbuf,aout) != 0))
		{
		fprintf(stderr,"Error in DH routines\n");
		ret=1;
		}
	else
		ret=0;
err:
	ERR_print_errors_fp(stderr);

	if (abuf != NULL) OPENSSL_free(abuf);
	if (bbuf != NULL) OPENSSL_free(bbuf);
	if(b != NULL) DH_free(b);
	if(a != NULL) DH_free(a);
	BIO_free(out);
	CRYPTO_cleanup_all_ex_data();
	ERR_remove_state(0);
	CRYPTO_mem_leaks_fp(stderr);
	EXIT(ret);
	return(ret);
	}

static int MS_CALLBACK cb(int p, int n, BN_GENCB *arg)
	{
	char c='*';

	if (p == 0) c='.';
	if (p == 1) c='+';
	if (p == 2) c='*';
	if (p == 3) c='\n';
	BIO_write(arg->arg,&c,1);
	(void)BIO_flush(arg->arg);
#ifdef LINT
	p=n;
#endif
	return 1;
	}
#endif
Commit	Line	Data
d02b48c6	1	/* crypto/dh/dhtest.c */
58964a49	2	/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6 RE	3	* All rights reserved.
	4	*
	5	* This package is an SSL implementation written
	6	* by Eric Young (eay@cryptsoft.com).
	7	* The implementation was written so as to conform with Netscapes SSL.
	8	*
	9	* This library is free for commercial and non-commercial use as long as
	10	* the following conditions are aheared to. The following conditions
	11	* apply to all code found in this distribution, be it the RC4, RSA,
	12	* lhash, DES, etc., code; not just the SSL code. The SSL documentation
	13	* included with this distribution is covered by the same copyright terms
	14	* except that the holder is Tim Hudson (tjh@cryptsoft.com).
	15	*
	16	* Copyright remains Eric Young's, and as such any Copyright notices in
	17	* the code are not to be removed.
	18	* If this package is used in a product, Eric Young should be given attribution
	19	* as the author of the parts of the library used.
	20	* This can be in the form of a textual message at program startup or
	21	* in documentation (online or textual) provided with the package.
	22	*
	23	* Redistribution and use in source and binary forms, with or without
	24	* modification, are permitted provided that the following conditions
	25	* are met:
	26	* 1. Redistributions of source code must retain the copyright
	27	* notice, this list of conditions and the following disclaimer.
	28	* 2. Redistributions in binary form must reproduce the above copyright
	29	* notice, this list of conditions and the following disclaimer in the
	30	* documentation and/or other materials provided with the distribution.
	31	* 3. All advertising materials mentioning features or use of this software
	32	* must display the following acknowledgement:
	33	* "This product includes cryptographic software written by
	34	* Eric Young (eay@cryptsoft.com)"
	35	* The word 'cryptographic' can be left out if the rouines from the library
	36	* being used are not cryptographic related :-).
	37	* 4. If you include any Windows specific code (or a derivative thereof) from
	38	* the apps directory (application code) you must include an acknowledgement:
	39	* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
	40	*
	41	* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
	42	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	43	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	44	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
	45	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	46	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	47	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	48	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	49	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	50	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	51	* SUCH DAMAGE.
	52	*
	53	* The licence and distribution terms for any publically available version or
	54	* derivative of this code cannot be changed. i.e. this code cannot simply be
	55	* copied and put under another distribution licence
	56	* [including the GNU Public Licence.]
	57	*/
	58
e9224c71 GT	59	/* Until the key-gen callbacks are modified to use newer prototypes, we allow
	60	* deprecated functions for openssl-internal code */
	61	#ifdef OPENSSL_NO_DEPRECATED
	62	#undef OPENSSL_NO_DEPRECATED
	63	#endif
	64
d02b48c6 RE	65	#include <stdio.h>
	66	#include <stdlib.h>
	67	#include <string.h>
55f78baf RL	68
	69	#include "../e_os.h"
	70
ec577822 BM	71	#include <openssl/crypto.h>
	72	#include <openssl/bio.h>
	73	#include <openssl/bn.h>
b0bb2b91	74	#include <openssl/rand.h>
cb78486d	75	#include <openssl/err.h>
f5d7a031	76
cf1b7d96	77	#ifdef OPENSSL_NO_DH
f5d7a031 UM	78	int main(int argc, char *argv[])
	79	{
	80	printf("No DH support\n");
	81	return(0);
	82	}
	83	#else
ec577822	84	#include <openssl/dh.h>
d02b48c6	85
bc36ee62	86	#ifdef OPENSSL_SYS_WIN16
d02b48c6 RE	87	#define MS_CALLBACK _far _loadds
	88	#else
	89	#define MS_CALLBACK
	90	#endif
	91
2aaec9cc	92	static int MS_CALLBACK cb(int p, int n, BN_GENCB *arg);
d02b48c6	93
7d388202 BM	94	static const char rnd_seed[] = "string to make the random number generator think it has entropy";
7d388202 BM	95
6b691a5c	96	int main(int argc, char *argv[])
d02b48c6	97	{
2aaec9cc	98	BN_GENCB _cb;
95fdc5ee BL	99	DH *a;
95fdc5ee BL	100	DH *b=NULL;
d02b48c6 RE	101	char buf[12];
	102	unsigned char abuf=NULL,bbuf=NULL;
	103	int i,alen,blen,aout,bout,ret=1;
79875776	104	BIO *out;
d02b48c6	105
cb78486d GT	106	CRYPTO_malloc_debug_init();
	107	CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
	108	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
	109
bc36ee62	110	#ifdef OPENSSL_SYS_WIN32
d02b48c6 RE	111	CRYPTO_malloc_init();
	112	#endif
	113
7d388202 BM	114	RAND_seed(rnd_seed, sizeof rnd_seed);
7d388202 BM	115
d02b48c6	116	out=BIO_new(BIO_s_file());
55f78baf	117	if (out == NULL) EXIT(1);
d02b48c6 RE	118	BIO_set_fp(out,stdout,BIO_NOCLOSE);
d02b48c6 RE	119
2aaec9cc GT	120	BN_GENCB_set(&_cb, &cb, out);
	121	if(((a = DH_new()) == NULL) \|\| !DH_generate_parameters_ex(a, 64,
	122	DH_GENERATOR_5, &_cb))
	123	goto err;
d02b48c6	124
82652aaf BM	125	if (!DH_check(a, &i)) goto err;
	126	if (i & DH_CHECK_P_NOT_PRIME)
	127	BIO_puts(out, "p value is not prime\n");
	128	if (i & DH_CHECK_P_NOT_SAFE_PRIME)
	129	BIO_puts(out, "p value is not a safe prime\n");
	130	if (i & DH_UNABLE_TO_CHECK_GENERATOR)
	131	BIO_puts(out, "unable to check the generator value\n");
	132	if (i & DH_NOT_SUITABLE_GENERATOR)
	133	BIO_puts(out, "the g value is not a generator\n");
	134
d02b48c6 RE	135	BIO_puts(out,"\np =");
	136	BN_print(out,a->p);
	137	BIO_puts(out,"\ng =");
	138	BN_print(out,a->g);
	139	BIO_puts(out,"\n");
	140
	141	b=DH_new();
	142	if (b == NULL) goto err;
	143
	144	b->p=BN_dup(a->p);
	145	b->g=BN_dup(a->g);
	146	if ((b->p == NULL) \|\| (b->g == NULL)) goto err;
	147
	148	if (!DH_generate_key(a)) goto err;
	149	BIO_puts(out,"pri 1=");
	150	BN_print(out,a->priv_key);
	151	BIO_puts(out,"\npub 1=");
	152	BN_print(out,a->pub_key);
	153	BIO_puts(out,"\n");
	154
	155	if (!DH_generate_key(b)) goto err;
	156	BIO_puts(out,"pri 2=");
	157	BN_print(out,b->priv_key);
	158	BIO_puts(out,"\npub 2=");
	159	BN_print(out,b->pub_key);
	160	BIO_puts(out,"\n");
	161
	162	alen=DH_size(a);
26a3a48d	163	abuf=(unsigned char *)OPENSSL_malloc(alen);
d02b48c6 RE	164	aout=DH_compute_key(abuf,b->pub_key,a);
	165
	166	BIO_puts(out,"key1 =");
	167	for (i=0; i<aout; i++)
	168	{
	169	sprintf(buf,"%02X",abuf[i]);
	170	BIO_puts(out,buf);
	171	}
	172	BIO_puts(out,"\n");
	173
	174	blen=DH_size(b);
26a3a48d	175	bbuf=(unsigned char *)OPENSSL_malloc(blen);
d02b48c6 RE	176	bout=DH_compute_key(bbuf,a->pub_key,b);
	177
	178	BIO_puts(out,"key2 =");
	179	for (i=0; i<bout; i++)
	180	{
	181	sprintf(buf,"%02X",bbuf[i]);
	182	BIO_puts(out,buf);
	183	}
	184	BIO_puts(out,"\n");
	185	if ((aout < 4) \|\| (bout != aout) \|\| (memcmp(abuf,bbuf,aout) != 0))
	186	{
	187	fprintf(stderr,"Error in DH routines\n");
	188	ret=1;
	189	}
	190	else
	191	ret=0;
	192	err:
82652aaf BM	193	ERR_print_errors_fp(stderr);
82652aaf BM	194
26a3a48d RL	195	if (abuf != NULL) OPENSSL_free(abuf);
26a3a48d RL	196	if (bbuf != NULL) OPENSSL_free(bbuf);
79875776 BM	197	if(b != NULL) DH_free(b);
	198	if(a != NULL) DH_free(a);
	199	BIO_free(out);
cb78486d GT	200	CRYPTO_cleanup_all_ex_data();
	201	ERR_remove_state(0);
	202	CRYPTO_mem_leaks_fp(stderr);
55f78baf	203	EXIT(ret);
d02b48c6 RE	204	return(ret);
	205	}
	206
2aaec9cc	207	static int MS_CALLBACK cb(int p, int n, BN_GENCB *arg)
d02b48c6 RE	208	{
	209	char c='*';
	210
	211	if (p == 0) c='.';
	212	if (p == 1) c='+';
	213	if (p == 2) c='*';
	214	if (p == 3) c='\n';
2aaec9cc GT	215	BIO_write(arg->arg,&c,1);
2aaec9cc GT	216	(void)BIO_flush(arg->arg);
d02b48c6 RE	217	#ifdef LINT
	218	p=n;
	219	#endif
2aaec9cc	220	return 1;
d02b48c6	221	}
f5d7a031	222	#endif