/*
- * Copyright 2011-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2011-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* https://www.openssl.org/source/license.html
*/
-/* ====================================================================
- * 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.
- */
-
#include <string.h>
#include <openssl/err.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);