* The ECC Code is licensed pursuant to the OpenSSL open source
* license provided below.
*
- * In addition, Sun covenants to all licensees who provide a reciprocal
- * covenant with respect to their own patents if any, not to sue under
- * current and future patent claims necessarily infringed by the making,
- * using, practicing, selling, offering for sale and/or otherwise
- * disposing of the ECC Code as delivered hereunder (or portions thereof),
- * provided that such covenant shall not apply:
- * 1) for code that a licensee deletes from the ECC Code;
- * 2) separates from the ECC Code; or
- * 3) for infringements caused by:
- * i) the modification of the ECC Code or
- * ii) the combination of the ECC Code with other software or
- * devices where such combination causes the infringement.
- *
* The ECDH software is originally written by Douglas Stebila of
* Sun Microsystems Laboratories.
*
{
EC_KEY *a=NULL;
EC_KEY *b=NULL;
- BIGNUM *x=NULL, *y=NULL;
+ BIGNUM *x_a=NULL, *y_a=NULL,
+ *x_b=NULL, *y_b=NULL;
char buf[12];
unsigned char *abuf=NULL,*bbuf=NULL;
int i,alen,blen,aout,bout,ret=0;
if ((b=EC_KEY_new()) == NULL) goto err;
b->group = a->group;
- if ((x=BN_new()) == NULL) goto err;
- if ((y=BN_new()) == NULL) goto err;
+ if ((x_a=BN_new()) == NULL) goto err;
+ if ((y_a=BN_new()) == NULL) goto err;
+ if ((x_b=BN_new()) == NULL) goto err;
+ if ((y_b=BN_new()) == NULL) goto err;
BIO_puts(out,"Testing key generation with ");
BIO_puts(out,text);
+#ifdef NOISY
BIO_puts(out,"\n");
+#else
+ BIO_flush(out);
+#endif
if (!EC_KEY_generate_key(a)) goto err;
- BIO_puts(out," pri 1=");
- BN_print(out,a->priv_key);
- BIO_puts(out,"\n pub 1=");
+
if (EC_METHOD_get_field_type(EC_GROUP_method_of(a->group)) == NID_X9_62_prime_field)
{
- if (!EC_POINT_get_affine_coordinates_GFp(a->group, a->pub_key, x, y, ctx)) goto err;
+ if (!EC_POINT_get_affine_coordinates_GFp(a->group, a->pub_key, x_a, y_a, ctx)) goto err;
}
else
{
- if (!EC_POINT_get_affine_coordinates_GF2m(a->group, a->pub_key, x, y, ctx)) goto err;
+ if (!EC_POINT_get_affine_coordinates_GF2m(a->group, a->pub_key, x_a, y_a, ctx)) goto err;
}
- BN_print(out,x);
+#ifdef NOISY
+ BIO_puts(out," pri 1=");
+ BN_print(out,a->priv_key);
+ BIO_puts(out,"\n pub 1=");
+ BN_print(out,x_a);
BIO_puts(out,",");
- BN_print(out,y);
+ BN_print(out,y_a);
BIO_puts(out,"\n");
+#else
+ BIO_printf(out," .");
+ BIO_flush(out);
+#endif
if (!EC_KEY_generate_key(b)) goto err;
- BIO_puts(out," pri 2=");
- BN_print(out,b->priv_key);
- BIO_puts(out,"\n pub 2=");
+
if (EC_METHOD_get_field_type(EC_GROUP_method_of(b->group)) == NID_X9_62_prime_field)
{
- if (!EC_POINT_get_affine_coordinates_GFp(b->group, b->pub_key, x, y, ctx)) goto err;
+ if (!EC_POINT_get_affine_coordinates_GFp(b->group, b->pub_key, x_b, y_b, ctx)) goto err;
}
else
{
- if (!EC_POINT_get_affine_coordinates_GF2m(a->group, b->pub_key, x, y, ctx)) goto err;
+ if (!EC_POINT_get_affine_coordinates_GF2m(a->group, b->pub_key, x_b, y_b, ctx)) goto err;
}
- BN_print(out,x);
+
+#ifdef NOISY
+ BIO_puts(out," pri 2=");
+ BN_print(out,b->priv_key);
+ BIO_puts(out,"\n pub 2=");
+ BN_print(out,x_b);
BIO_puts(out,",");
- BN_print(out,y);
+ BN_print(out,y_b);
BIO_puts(out,"\n");
+#else
+ BIO_printf(out,".");
+ BIO_flush(out);
+#endif
alen=ECDH_size(a);
abuf=(unsigned char *)OPENSSL_malloc(alen);
aout=ECDH_compute_key(abuf,b->pub_key,a);
+#ifdef NOISY
BIO_puts(out," key1 =");
for (i=0; i<aout; i++)
{
BIO_puts(out,buf);
}
BIO_puts(out,"\n");
+#else
+ BIO_printf(out,".");
+ BIO_flush(out);
+#endif
blen=ECDH_size(b);
bbuf=(unsigned char *)OPENSSL_malloc(blen);
bout=ECDH_compute_key(bbuf,a->pub_key,b);
+#ifdef NOISY
BIO_puts(out," key2 =");
for (i=0; i<bout; i++)
{
BIO_puts(out,buf);
}
BIO_puts(out,"\n");
+#else
+ BIO_printf(out,".");
+ BIO_flush(out);
+#endif
+
if ((aout < 4) || (bout != aout) || (memcmp(abuf,bbuf,aout) != 0))
{
+#ifndef NOISY
+ BIO_printf(out, " failed\n\n");
+ BIO_printf(out, "key a:\n");
+ BIO_printf(out, "private key: ");
+ BN_print(out, a->priv_key);
+ BIO_printf(out, "\n");
+ BIO_printf(out, "public key (x,y): ");
+ BN_print(out, x_a);
+ BIO_printf(out, ",");
+ BN_print(out, y_a);
+ BIO_printf(out, "\nkey b:\n");
+ BIO_printf(out, "private key: ");
+ BN_print(out, b->priv_key);
+ BIO_printf(out, "\n");
+ BIO_printf(out, "public key (x,y): ");
+ BN_print(out, x_b);
+ BIO_printf(out, ",");
+ BN_print(out, y_b);
+ BIO_printf(out, "\n");
+ BIO_printf(out, "generated key a: ");
+ for (i=0; i<bout; i++)
+ {
+ sprintf(buf, "%02X", bbuf[i]);
+ BIO_puts(out, buf);
+ }
+ BIO_printf(out, "\n");
+ BIO_printf(out, "generated key b: ");
+ for (i=0; i<aout; i++)
+ {
+ sprintf(buf, "%02X", abuf[i]);
+ BIO_puts(out,buf);
+ }
+ BIO_printf(out, "\n");
+#endif
fprintf(stderr,"Error in ECDH routines\n");
ret=0;
}
else
+ {
+#ifndef NOISY
+ BIO_printf(out, " ok\n");
+#endif
ret=1;
+ }
err:
ERR_print_errors_fp(stderr);
if (abuf != NULL) OPENSSL_free(abuf);
if (bbuf != NULL) OPENSSL_free(bbuf);
- if (x) BN_free(x);
- if (y) BN_free(y);
+ if (x_a) BN_free(x_a);
+ if (y_a) BN_free(y_a);
+ if (x_b) BN_free(x_b);
+ if (y_b) BN_free(y_b);
if (a->group) EC_GROUP_free(a->group);
a->group = b->group = NULL;
if (b) EC_KEY_free(b);
projects / openssl.git / blobdiff