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https://github.com/openssl/openssl.git
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364 lines
10 KiB
C
364 lines
10 KiB
C
/* crypto/ecdh/ecdhtest.c */
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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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*
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* The Elliptic Curve Public-Key Crypto Library (ECC Code) included
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* herein is developed by SUN MICROSYSTEMS, INC., and is contributed
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* to the OpenSSL project.
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*
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* The ECC Code is licensed pursuant to the OpenSSL open source
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* license provided below.
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*
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* The ECDH software is originally written by Douglas Stebila of
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* Sun Microsystems Laboratories.
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*
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*/
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/* ====================================================================
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* Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved.
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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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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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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
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../e_os.h"
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#include <openssl/crypto.h>
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#include <openssl/bio.h>
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#include <openssl/bn.h>
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#include <openssl/ec.h>
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#include <openssl/objects.h>
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#include <openssl/rand.h>
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#include <openssl/sha.h>
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#include <openssl/err.h>
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#ifdef OPENSSL_NO_ECDH
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int main(int argc, char *argv[])
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{
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printf("No ECDH support\n");
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return(0);
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}
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#else
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#include <openssl/ecdh.h>
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#ifdef OPENSSL_SYS_WIN16
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#define MS_CALLBACK _far _loadds
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#else
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#define MS_CALLBACK
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#endif
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#if 0
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static void MS_CALLBACK cb(int p, int n, void *arg);
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#endif
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static const char rnd_seed[] = "string to make the random number generator think it has entropy";
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static const int KDF1_SHA1_len = 20;
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static void *KDF1_SHA1(void *in, size_t inlen, void *out, size_t outlen)
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{
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#ifndef OPENSSL_NO_SHA
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if (outlen != SHA_DIGEST_LENGTH)
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return NULL;
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return SHA1(in, inlen, out);
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#else
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return NULL;
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#endif
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}
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int test_ecdh_curve(int , char *, BN_CTX *, BIO *);
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int test_ecdh_curve(int nid, char *text, BN_CTX *ctx, BIO *out)
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{
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EC_KEY *a=NULL;
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EC_KEY *b=NULL;
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BIGNUM *x_a=NULL, *y_a=NULL,
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*x_b=NULL, *y_b=NULL;
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char buf[12];
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unsigned char *abuf=NULL,*bbuf=NULL;
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int i,alen,blen,aout,bout,ret=0;
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if ((a=EC_KEY_new()) == NULL) goto err;
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if ((a->group=EC_GROUP_new_by_nid(nid)) == NULL) goto err;
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if ((b=EC_KEY_new()) == NULL) goto err;
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b->group = a->group;
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if ((x_a=BN_new()) == NULL) goto err;
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if ((y_a=BN_new()) == NULL) goto err;
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if ((x_b=BN_new()) == NULL) goto err;
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if ((y_b=BN_new()) == NULL) goto err;
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BIO_puts(out,"Testing key generation with ");
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BIO_puts(out,text);
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#ifdef NOISY
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BIO_puts(out,"\n");
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#else
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BIO_flush(out);
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#endif
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if (!EC_KEY_generate_key(a)) goto err;
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if (EC_METHOD_get_field_type(EC_GROUP_method_of(a->group)) == NID_X9_62_prime_field)
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{
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if (!EC_POINT_get_affine_coordinates_GFp(a->group, a->pub_key, x_a, y_a, ctx)) goto err;
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}
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else
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{
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if (!EC_POINT_get_affine_coordinates_GF2m(a->group, a->pub_key, x_a, y_a, ctx)) goto err;
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}
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#ifdef NOISY
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BIO_puts(out," pri 1=");
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BN_print(out,a->priv_key);
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BIO_puts(out,"\n pub 1=");
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BN_print(out,x_a);
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BIO_puts(out,",");
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BN_print(out,y_a);
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BIO_puts(out,"\n");
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#else
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BIO_printf(out," .");
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BIO_flush(out);
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#endif
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if (!EC_KEY_generate_key(b)) goto err;
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if (EC_METHOD_get_field_type(EC_GROUP_method_of(b->group)) == NID_X9_62_prime_field)
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{
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if (!EC_POINT_get_affine_coordinates_GFp(b->group, b->pub_key, x_b, y_b, ctx)) goto err;
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}
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else
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{
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if (!EC_POINT_get_affine_coordinates_GF2m(a->group, b->pub_key, x_b, y_b, ctx)) goto err;
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}
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#ifdef NOISY
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BIO_puts(out," pri 2=");
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BN_print(out,b->priv_key);
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BIO_puts(out,"\n pub 2=");
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BN_print(out,x_b);
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BIO_puts(out,",");
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BN_print(out,y_b);
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BIO_puts(out,"\n");
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#else
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BIO_printf(out,".");
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BIO_flush(out);
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#endif
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alen=KDF1_SHA1_len;
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abuf=(unsigned char *)OPENSSL_malloc(alen);
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aout=ECDH_compute_key(abuf,alen,b->pub_key,a,KDF1_SHA1);
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#ifdef NOISY
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BIO_puts(out," key1 =");
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for (i=0; i<aout; i++)
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{
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sprintf(buf,"%02X",abuf[i]);
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BIO_puts(out,buf);
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}
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BIO_puts(out,"\n");
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#else
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BIO_printf(out,".");
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BIO_flush(out);
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#endif
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blen=KDF1_SHA1_len;
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bbuf=(unsigned char *)OPENSSL_malloc(blen);
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bout=ECDH_compute_key(bbuf,blen,a->pub_key,b,KDF1_SHA1);
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#ifdef NOISY
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BIO_puts(out," key2 =");
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for (i=0; i<bout; i++)
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{
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sprintf(buf,"%02X",bbuf[i]);
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BIO_puts(out,buf);
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}
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BIO_puts(out,"\n");
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#else
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BIO_printf(out,".");
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BIO_flush(out);
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#endif
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if ((aout < 4) || (bout != aout) || (memcmp(abuf,bbuf,aout) != 0))
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{
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#ifndef NOISY
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BIO_printf(out, " failed\n\n");
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BIO_printf(out, "key a:\n");
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BIO_printf(out, "private key: ");
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BN_print(out, a->priv_key);
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BIO_printf(out, "\n");
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BIO_printf(out, "public key (x,y): ");
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BN_print(out, x_a);
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BIO_printf(out, ",");
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BN_print(out, y_a);
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BIO_printf(out, "\nkey b:\n");
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BIO_printf(out, "private key: ");
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BN_print(out, b->priv_key);
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BIO_printf(out, "\n");
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BIO_printf(out, "public key (x,y): ");
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BN_print(out, x_b);
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BIO_printf(out, ",");
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BN_print(out, y_b);
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BIO_printf(out, "\n");
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BIO_printf(out, "generated key a: ");
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for (i=0; i<bout; i++)
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{
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sprintf(buf, "%02X", bbuf[i]);
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BIO_puts(out, buf);
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}
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BIO_printf(out, "\n");
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BIO_printf(out, "generated key b: ");
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for (i=0; i<aout; i++)
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{
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sprintf(buf, "%02X", abuf[i]);
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BIO_puts(out,buf);
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}
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BIO_printf(out, "\n");
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#endif
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fprintf(stderr,"Error in ECDH routines\n");
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ret=0;
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}
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else
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{
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#ifndef NOISY
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BIO_printf(out, " ok\n");
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#endif
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ret=1;
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}
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err:
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ERR_print_errors_fp(stderr);
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if (abuf != NULL) OPENSSL_free(abuf);
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if (bbuf != NULL) OPENSSL_free(bbuf);
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if (x_a) BN_free(x_a);
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if (y_a) BN_free(y_a);
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if (x_b) BN_free(x_b);
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if (y_b) BN_free(y_b);
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if (a->group) EC_GROUP_free(a->group);
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a->group = b->group = NULL;
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if (b) EC_KEY_free(b);
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if (a) EC_KEY_free(a);
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return(ret);
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}
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int main(int argc, char *argv[])
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{
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BN_CTX *ctx=NULL;
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int ret=1;
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BIO *out;
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CRYPTO_malloc_debug_init();
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CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
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CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
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#ifdef OPENSSL_SYS_WIN32
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CRYPTO_malloc_init();
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#endif
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RAND_seed(rnd_seed, sizeof rnd_seed);
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out=BIO_new(BIO_s_file());
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if (out == NULL) EXIT(1);
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BIO_set_fp(out,stdout,BIO_NOCLOSE);
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if ((ctx=BN_CTX_new()) == NULL) goto err;
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/* NIST PRIME CURVES TESTS */
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if (!test_ecdh_curve(NID_X9_62_prime192v1, "NIST Prime-Curve P-192", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_secp224r1, "NIST Prime-Curve P-224", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_X9_62_prime256v1, "NIST Prime-Curve P-256", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_secp384r1, "NIST Prime-Curve P-384", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_secp521r1, "NIST Prime-Curve P-521", ctx, out)) goto err;
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/* NIST BINARY CURVES TESTS */
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if (!test_ecdh_curve(NID_sect163k1, "NIST Binary-Curve K-163", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect163r2, "NIST Binary-Curve B-163", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect233k1, "NIST Binary-Curve K-233", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect233r1, "NIST Binary-Curve B-233", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect283k1, "NIST Binary-Curve K-283", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect283r1, "NIST Binary-Curve B-283", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect409k1, "NIST Binary-Curve K-409", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect409r1, "NIST Binary-Curve B-409", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect571k1, "NIST Binary-Curve K-571", ctx, out)) goto err;
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if (!test_ecdh_curve(NID_sect571r1, "NIST Binary-Curve B-571", ctx, out)) goto err;
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ret = 0;
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err:
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ERR_print_errors_fp(stderr);
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if (ctx) BN_CTX_free(ctx);
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BIO_free(out);
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CRYPTO_cleanup_all_ex_data();
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ERR_remove_state(0);
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CRYPTO_mem_leaks_fp(stderr);
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EXIT(ret);
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return(ret);
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}
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#if 0
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static void MS_CALLBACK cb(int p, int n, void *arg)
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{
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char c='*';
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if (p == 0) c='.';
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if (p == 1) c='+';
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if (p == 2) c='*';
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if (p == 3) c='\n';
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BIO_write((BIO *)arg,&c,1);
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(void)BIO_flush((BIO *)arg);
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#ifdef LINT
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p=n;
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#endif
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}
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#endif
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#endif
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