/*
- * Originally written by Bodo Moeller for the OpenSSL project.
- */
-/* ====================================================================
- * Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved.
- *
- * 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 above 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 acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * openssl-core@openssl.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED 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 OpenSSL PROJECT OR
- * ITS 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.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+ * Copyright 2011-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
*
- */
-/* ====================================================================
- * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * Binary polynomial ECC support in OpenSSL originally developed by
- * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include <string.h>
#include "ec_lcl.h"
-int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group,
- EC_POINT *point, const BIGNUM *x,
- int y_bit, BN_CTX *ctx)
+int EC_POINT_set_compressed_coordinates(const EC_GROUP *group, EC_POINT *point,
+ const BIGNUM *x, int y_bit, BN_CTX *ctx)
{
- if (group->meth->point_set_compressed_coordinates == 0
+ if (group->meth->point_set_compressed_coordinates == NULL
&& !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP,
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES,
ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
- if (group->meth != point->meth) {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP,
+ if (!ec_point_is_compat(point, group)) {
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES,
EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
else
#ifdef OPENSSL_NO_EC2M
{
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP,
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES,
EC_R_GF2M_NOT_SUPPORTED);
return 0;
}
y_bit, ctx);
}
-#ifndef OPENSSL_NO_EC2M
+#if !OPENSSL_API_3
+int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group,
+ EC_POINT *point, const BIGNUM *x,
+ int y_bit, BN_CTX *ctx)
+{
+ return EC_POINT_set_compressed_coordinates(group, point, x, y_bit, ctx);
+}
+
+# ifndef OPENSSL_NO_EC2M
int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group,
EC_POINT *point, const BIGNUM *x,
int y_bit, BN_CTX *ctx)
{
- if (group->meth->point_set_compressed_coordinates == 0
- && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M,
- ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
- return 0;
- }
- if (group->meth != point->meth) {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M,
- EC_R_INCOMPATIBLE_OBJECTS);
- return 0;
- }
- if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
- if (group->meth->field_type == NID_X9_62_prime_field)
- return ec_GFp_simple_set_compressed_coordinates(group, point, x,
- y_bit, ctx);
- else
- return ec_GF2m_simple_set_compressed_coordinates(group, point, x,
- y_bit, ctx);
- }
- return group->meth->point_set_compressed_coordinates(group, point, x,
- y_bit, ctx);
+ return EC_POINT_set_compressed_coordinates(group, point, x, y_bit, ctx);
}
+# endif
#endif
size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *point,
ECerr(EC_F_EC_POINT_POINT2OCT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
- if (group->meth != point->meth) {
+ if (!ec_point_is_compat(point, group)) {
ECerr(EC_F_EC_POINT_POINT2OCT, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
ECerr(EC_F_EC_POINT_OCT2POINT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}
- if (group->meth != point->meth) {
+ if (!ec_point_is_compat(point, group)) {
ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_INCOMPATIBLE_OBJECTS);
return 0;
}
{
size_t len;
unsigned char *buf;
+
len = EC_POINT_point2oct(group, point, form, NULL, 0, NULL);
if (len == 0)
return 0;
- buf = OPENSSL_malloc(len);
- if (buf == NULL)
+ if ((buf = OPENSSL_malloc(len)) == NULL) {
+ ECerr(EC_F_EC_POINT_POINT2BUF, ERR_R_MALLOC_FAILURE);
return 0;
+ }
len = EC_POINT_point2oct(group, point, form, buf, len, ctx);
if (len == 0) {
OPENSSL_free(buf);
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