1 /* crypto/ecdh/ecdhtest.c */
2 /* ====================================================================
3 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
5 * The Elliptic Curve Public-Key Crypto Library (ECC Code) included
6 * herein is developed by SUN MICROSYSTEMS, INC., and is contributed
7 * to the OpenSSL project.
9 * The ECC Code is licensed pursuant to the OpenSSL open source
10 * license provided below.
12 * In addition, Sun covenants to all licensees who provide a reciprocal
13 * covenant with respect to their own patents if any, not to sue under
14 * current and future patent claims necessarily infringed by the making,
15 * using, practicing, selling, offering for sale and/or otherwise
16 * disposing of the ECC Code as delivered hereunder (or portions thereof),
17 * provided that such covenant shall not apply:
18 * 1) for code that a licensee deletes from the ECC Code;
19 * 2) separates from the ECC Code; or
20 * 3) for infringements caused by:
21 * i) the modification of the ECC Code or
22 * ii) the combination of the ECC Code with other software or
23 * devices where such combination causes the infringement.
25 * The ECDH software is originally written by Douglas Stebila of
26 * Sun Microsystems Laboratories.
29 /* ====================================================================
30 * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
32 * Redistribution and use in source and binary forms, with or without
33 * modification, are permitted provided that the following conditions
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
39 * 2. Redistributions in binary form must reproduce the above copyright
40 * notice, this list of conditions and the following disclaimer in
41 * the documentation and/or other materials provided with the
44 * 3. All advertising materials mentioning features or use of this
45 * software must display the following acknowledgment:
46 * "This product includes software developed by the OpenSSL Project
47 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
49 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
50 * endorse or promote products derived from this software without
51 * prior written permission. For written permission, please contact
52 * openssl-core@openssl.org.
54 * 5. Products derived from this software may not be called "OpenSSL"
55 * nor may "OpenSSL" appear in their names without prior written
56 * permission of the OpenSSL Project.
58 * 6. Redistributions of any form whatsoever must retain the following
60 * "This product includes software developed by the OpenSSL Project
61 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
63 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
64 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
65 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
66 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
67 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
68 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
69 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
70 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
71 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
72 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
73 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
74 * OF THE POSSIBILITY OF SUCH DAMAGE.
75 * ====================================================================
77 * This product includes cryptographic software written by Eric Young
78 * (eay@cryptsoft.com). This product includes software written by Tim
79 * Hudson (tjh@cryptsoft.com).
86 #ifdef OPENSSL_SYS_WINDOWS
87 #include "../bio/bss_file.c"
89 #include <openssl/crypto.h>
90 #include <openssl/bio.h>
91 #include <openssl/bn.h>
92 #include <openssl/ec.h>
93 #include <openssl/objects.h>
94 #include <openssl/rand.h>
95 #include <openssl/err.h>
97 #ifdef OPENSSL_NO_ECDH
98 int main(int argc, char *argv[])
100 printf("No ECDH support\n");
104 #include <openssl/ecdh.h>
106 #ifdef OPENSSL_SYS_WIN16
107 #define MS_CALLBACK _far _loadds
113 static void MS_CALLBACK cb(int p, int n, void *arg);
116 #ifdef OPENSSL_NO_STDIO
118 #include "bss_file.c"
121 static const char rnd_seed[] = "string to make the random number generator think it has entropy";
123 int test_ecdh_curve(int , char *, BN_CTX *, BIO *);
125 int test_ecdh_curve(int nid, char *text, BN_CTX *ctx, BIO *out)
129 BIGNUM *x=NULL, *y=NULL;
131 unsigned char *abuf=NULL,*bbuf=NULL;
132 int i,alen,blen,aout,bout,ret=0;
134 if ((a=EC_KEY_new()) == NULL) goto err;
135 if ((a->group=EC_GROUP_new_by_nid(nid)) == NULL) goto err;
137 if ((b=EC_KEY_new()) == NULL) goto err;
140 if ((x=BN_new()) == NULL) goto err;
141 if ((y=BN_new()) == NULL) goto err;
143 BIO_puts(out,"Testing key generation with ");
147 if (!EC_KEY_generate_key(a)) goto err;
148 BIO_puts(out," pri 1=");
149 BN_print(out,a->priv_key);
150 BIO_puts(out,"\n pub 1=");
151 if (EC_METHOD_get_field_type(EC_GROUP_method_of(a->group)) == NID_X9_62_prime_field)
153 if (!EC_POINT_get_affine_coordinates_GFp(a->group, a->pub_key, x, y, ctx)) goto err;
157 if (!EC_POINT_get_affine_coordinates_GF2m(a->group, a->pub_key, x, y, ctx)) goto err;
164 if (!EC_KEY_generate_key(b)) goto err;
165 BIO_puts(out," pri 2=");
166 BN_print(out,b->priv_key);
167 BIO_puts(out,"\n pub 2=");
168 if (EC_METHOD_get_field_type(EC_GROUP_method_of(b->group)) == NID_X9_62_prime_field)
170 if (!EC_POINT_get_affine_coordinates_GFp(b->group, b->pub_key, x, y, ctx)) goto err;
174 if (!EC_POINT_get_affine_coordinates_GF2m(a->group, b->pub_key, x, y, ctx)) goto err;
182 abuf=(unsigned char *)OPENSSL_malloc(alen);
183 aout=ECDH_compute_key(abuf,b->pub_key,a);
185 BIO_puts(out," key1 =");
186 for (i=0; i<aout; i++)
188 sprintf(buf,"%02X",abuf[i]);
194 bbuf=(unsigned char *)OPENSSL_malloc(blen);
195 bout=ECDH_compute_key(bbuf,a->pub_key,b);
197 BIO_puts(out," key2 =");
198 for (i=0; i<bout; i++)
200 sprintf(buf,"%02X",bbuf[i]);
204 if ((aout < 4) || (bout != aout) || (memcmp(abuf,bbuf,aout) != 0))
206 fprintf(stderr,"Error in ECDH routines\n");
212 ERR_print_errors_fp(stderr);
214 if (abuf != NULL) OPENSSL_free(abuf);
215 if (bbuf != NULL) OPENSSL_free(bbuf);
218 if (a->group) EC_GROUP_free(a->group);
219 a->group = b->group = NULL;
220 if (b) EC_KEY_free(b);
221 if (a) EC_KEY_free(a);
225 int main(int argc, char *argv[])
231 CRYPTO_malloc_debug_init();
232 CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
233 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
235 #ifdef OPENSSL_SYS_WIN32
236 CRYPTO_malloc_init();
239 RAND_seed(rnd_seed, sizeof rnd_seed);
241 out=BIO_new(BIO_s_file());
242 if (out == NULL) exit(1);
243 BIO_set_fp(out,stdout,BIO_NOCLOSE);
245 if ((ctx=BN_CTX_new()) == NULL) goto err;
247 /* NIST PRIME CURVES TESTS */
248 if (!test_ecdh_curve(NID_X9_62_prime192v1, "NIST Prime-Curve P-192", ctx, out)) goto err;
249 if (!test_ecdh_curve(NID_secp224r1, "NIST Prime-Curve P-224", ctx, out)) goto err;
250 if (!test_ecdh_curve(NID_X9_62_prime256v1, "NIST Prime-Curve P-256", ctx, out)) goto err;
251 if (!test_ecdh_curve(NID_secp384r1, "NIST Prime-Curve P-384", ctx, out)) goto err;
252 if (!test_ecdh_curve(NID_secp521r1, "NIST Prime-Curve P-521", ctx, out)) goto err;
253 /* NIST BINARY CURVES TESTS */
254 if (!test_ecdh_curve(NID_sect163k1, "NIST Binary-Curve K-163", ctx, out)) goto err;
255 if (!test_ecdh_curve(NID_sect163r2, "NIST Binary-Curve B-163", ctx, out)) goto err;
256 if (!test_ecdh_curve(NID_sect233k1, "NIST Binary-Curve K-233", ctx, out)) goto err;
257 if (!test_ecdh_curve(NID_sect233r1, "NIST Binary-Curve B-233", ctx, out)) goto err;
258 if (!test_ecdh_curve(NID_sect283k1, "NIST Binary-Curve K-283", ctx, out)) goto err;
259 if (!test_ecdh_curve(NID_sect283r1, "NIST Binary-Curve B-283", ctx, out)) goto err;
260 if (!test_ecdh_curve(NID_sect409k1, "NIST Binary-Curve K-409", ctx, out)) goto err;
261 if (!test_ecdh_curve(NID_sect409r1, "NIST Binary-Curve B-409", ctx, out)) goto err;
262 if (!test_ecdh_curve(NID_sect571k1, "NIST Binary-Curve K-571", ctx, out)) goto err;
263 if (!test_ecdh_curve(NID_sect571r1, "NIST Binary-Curve B-571", ctx, out)) goto err;
268 ERR_print_errors_fp(stderr);
269 if (ctx) BN_CTX_free(ctx);
271 CRYPTO_cleanup_all_ex_data();
273 CRYPTO_mem_leaks_fp(stderr);
279 static void MS_CALLBACK cb(int p, int n, void *arg)
287 BIO_write((BIO *)arg,&c,1);
288 (void)BIO_flush((BIO *)arg);