-/* crypto/ec/eck_prn.c */
/*
- * Written by Nils Larsch for the OpenSSL project.
- */
-/* ====================================================================
- * Copyright (c) 1998-2005 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.
+ * Copyright 2006-2021 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
*
- * 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 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * Portions originally developed by SUN MICROSYSTEMS, INC., and
- * contributed to the OpenSSL project.
+ * Licensed under the Apache License 2.0 (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 "internal/deprecated.h"
+
#include <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
#include <openssl/evp.h>
#include <openssl/ec.h>
#include <openssl/bn.h>
-#ifndef OPENSSL_NO_STDIO
+#ifndef OPENSSL_NO_DEPRECATED_3_0
+# ifndef OPENSSL_NO_STDIO
int ECPKParameters_print_fp(FILE *fp, const EC_GROUP *x, int off)
{
BIO *b;
int ret;
if ((b = BIO_new(BIO_s_file())) == NULL) {
- ECerr(EC_F_ECPKPARAMETERS_PRINT_FP, ERR_R_BUF_LIB);
- return (0);
+ ERR_raise(ERR_LIB_EC, ERR_R_BUF_LIB);
+ return 0;
}
BIO_set_fp(b, fp, BIO_NOCLOSE);
ret = ECPKParameters_print(b, x, off);
BIO_free(b);
- return (ret);
+ return ret;
}
int EC_KEY_print_fp(FILE *fp, const EC_KEY *x, int off)
int ret;
if ((b = BIO_new(BIO_s_file())) == NULL) {
- ECerr(EC_F_EC_KEY_PRINT_FP, ERR_R_BIO_LIB);
- return (0);
+ ERR_raise(ERR_LIB_EC, ERR_R_BIO_LIB);
+ return 0;
}
BIO_set_fp(b, fp, BIO_NOCLOSE);
ret = EC_KEY_print(b, x, off);
BIO_free(b);
- return (ret);
+ return ret;
}
int ECParameters_print_fp(FILE *fp, const EC_KEY *x)
int ret;
if ((b = BIO_new(BIO_s_file())) == NULL) {
- ECerr(EC_F_ECPARAMETERS_PRINT_FP, ERR_R_BIO_LIB);
- return (0);
+ ERR_raise(ERR_LIB_EC, ERR_R_BIO_LIB);
+ return 0;
}
BIO_set_fp(b, fp, BIO_NOCLOSE);
ret = ECParameters_print(b, x);
BIO_free(b);
- return (ret);
-}
-#endif
-
-int EC_KEY_print(BIO *bp, const EC_KEY *x, int off)
-{
- EVP_PKEY *pk;
- int ret;
- pk = EVP_PKEY_new();
- if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *)x))
- return 0;
- ret = EVP_PKEY_print_private(bp, pk, off, NULL);
- EVP_PKEY_free(pk);
- return ret;
-}
-
-int ECParameters_print(BIO *bp, const EC_KEY *x)
-{
- EVP_PKEY *pk;
- int ret;
- pk = EVP_PKEY_new();
- if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *)x))
- return 0;
- ret = EVP_PKEY_print_params(bp, pk, 4, NULL);
- EVP_PKEY_free(pk);
return ret;
}
+#endif /* OPENSSL_NO_STDIO */
static int print_bin(BIO *fp, const char *str, const unsigned char *num,
size_t len, int off);
int ECPKParameters_print(BIO *bp, const EC_GROUP *x, int off)
{
- unsigned char *buffer = NULL;
- size_t buf_len = 0, i;
int ret = 0, reason = ERR_R_BIO_LIB;
BN_CTX *ctx = NULL;
const EC_POINT *point = NULL;
- BIGNUM *p = NULL, *a = NULL, *b = NULL, *gen = NULL,
- *order = NULL, *cofactor = NULL;
+ BIGNUM *p = NULL, *a = NULL, *b = NULL;
+ unsigned char *gen_buf = NULL;
+ const BIGNUM *order = NULL, *cofactor = NULL;
const unsigned char *seed;
- size_t seed_len = 0;
+ size_t seed_len = 0, gen_buf_len = 0;
static const char *gen_compressed = "Generator (compressed):";
static const char *gen_uncompressed = "Generator (uncompressed):";
ctx = BN_CTX_new();
if (ctx == NULL) {
- reason = ERR_R_MALLOC_FAILURE;
+ reason = ERR_R_BN_LIB;
goto err;
}
goto err;
}
} else {
+ const char *form_str;
/* explicit parameters */
int is_char_two = 0;
point_conversion_form_t form;
- int tmp_nid = EC_METHOD_get_field_type(EC_GROUP_method_of(x));
+ int tmp_nid = EC_GROUP_get_field_type(x);
if (tmp_nid == NID_X9_62_characteristic_two_field)
is_char_two = 1;
if ((p = BN_new()) == NULL || (a = BN_new()) == NULL ||
- (b = BN_new()) == NULL || (order = BN_new()) == NULL ||
- (cofactor = BN_new()) == NULL) {
- reason = ERR_R_MALLOC_FAILURE;
+ (b = BN_new()) == NULL) {
+ reason = ERR_R_BN_LIB;
goto err;
}
-#ifndef OPENSSL_NO_EC2M
- if (is_char_two) {
- if (!EC_GROUP_get_curve_GF2m(x, p, a, b, ctx)) {
- reason = ERR_R_EC_LIB;
- goto err;
- }
- } else /* prime field */
-#endif
- {
- if (!EC_GROUP_get_curve_GFp(x, p, a, b, ctx)) {
- reason = ERR_R_EC_LIB;
- goto err;
- }
+
+ if (!EC_GROUP_get_curve(x, p, a, b, ctx)) {
+ reason = ERR_R_EC_LIB;
+ goto err;
}
if ((point = EC_GROUP_get0_generator(x)) == NULL) {
reason = ERR_R_EC_LIB;
goto err;
}
- if (!EC_GROUP_get_order(x, order, NULL) ||
- !EC_GROUP_get_cofactor(x, cofactor, NULL)) {
+ order = EC_GROUP_get0_order(x);
+ cofactor = EC_GROUP_get0_cofactor(x);
+ if (order == NULL) {
reason = ERR_R_EC_LIB;
goto err;
}
form = EC_GROUP_get_point_conversion_form(x);
- if ((gen = EC_POINT_point2bn(x, point, form, NULL, ctx)) == NULL) {
+ gen_buf_len = EC_POINT_point2buf(x, point, form, &gen_buf, ctx);
+ if (gen_buf_len == 0) {
reason = ERR_R_EC_LIB;
goto err;
}
- buf_len = (size_t)BN_num_bytes(p);
- if (buf_len < (i = (size_t)BN_num_bytes(a)))
- buf_len = i;
- if (buf_len < (i = (size_t)BN_num_bytes(b)))
- buf_len = i;
- if (buf_len < (i = (size_t)BN_num_bytes(gen)))
- buf_len = i;
- if (buf_len < (i = (size_t)BN_num_bytes(order)))
- buf_len = i;
- if (buf_len < (i = (size_t)BN_num_bytes(cofactor)))
- buf_len = i;
-
if ((seed = EC_GROUP_get0_seed(x)) != NULL)
seed_len = EC_GROUP_get_seed_len(x);
- buf_len += 10;
- if ((buffer = OPENSSL_malloc(buf_len)) == NULL) {
- reason = ERR_R_MALLOC_FAILURE;
- goto err;
- }
-
if (!BIO_indent(bp, off, 128))
goto err;
goto err;
/* print the polynomial */
- if ((p != NULL) && !ASN1_bn_print(bp, "Polynomial:", p, buffer,
+ if ((p != NULL) && !ASN1_bn_print(bp, "Polynomial:", p, NULL,
off))
goto err;
} else {
- if ((p != NULL) && !ASN1_bn_print(bp, "Prime:", p, buffer, off))
+ if ((p != NULL) && !ASN1_bn_print(bp, "Prime:", p, NULL, off))
goto err;
}
- if ((a != NULL) && !ASN1_bn_print(bp, "A: ", a, buffer, off))
+ if ((a != NULL) && !ASN1_bn_print(bp, "A: ", a, NULL, off))
goto err;
- if ((b != NULL) && !ASN1_bn_print(bp, "B: ", b, buffer, off))
+ if ((b != NULL) && !ASN1_bn_print(bp, "B: ", b, NULL, off))
goto err;
- if (form == POINT_CONVERSION_COMPRESSED) {
- if ((gen != NULL) && !ASN1_bn_print(bp, gen_compressed, gen,
- buffer, off))
- goto err;
- } else if (form == POINT_CONVERSION_UNCOMPRESSED) {
- if ((gen != NULL) && !ASN1_bn_print(bp, gen_uncompressed, gen,
- buffer, off))
- goto err;
- } else { /* form == POINT_CONVERSION_HYBRID */
- if ((gen != NULL) && !ASN1_bn_print(bp, gen_hybrid, gen,
- buffer, off))
- goto err;
- }
- if ((order != NULL) && !ASN1_bn_print(bp, "Order: ", order,
- buffer, off))
+ if (form == POINT_CONVERSION_COMPRESSED)
+ form_str = gen_compressed;
+ else if (form == POINT_CONVERSION_UNCOMPRESSED)
+ form_str = gen_uncompressed;
+ else
+ form_str = gen_hybrid;
+ if (gen_buf != NULL
+ && !print_bin(bp, form_str, gen_buf, gen_buf_len, off))
+ goto err;
+
+ if ((order != NULL) && !ASN1_bn_print(bp, "Order: ", order, NULL, off))
goto err;
if ((cofactor != NULL) && !ASN1_bn_print(bp, "Cofactor: ", cofactor,
- buffer, off))
+ NULL, off))
goto err;
if (seed && !print_bin(bp, "Seed:", seed, seed_len, off))
goto err;
ret = 1;
err:
if (!ret)
- ECerr(EC_F_ECPKPARAMETERS_PRINT, reason);
- if (p)
- BN_free(p);
- if (a)
- BN_free(a);
- if (b)
- BN_free(b);
- if (gen)
- BN_free(gen);
- if (order)
- BN_free(order);
- if (cofactor)
- BN_free(cofactor);
- if (ctx)
- BN_CTX_free(ctx);
- if (buffer != NULL)
- OPENSSL_free(buffer);
- return (ret);
+ ERR_raise(ERR_LIB_EC, reason);
+ BN_free(p);
+ BN_free(a);
+ BN_free(b);
+ OPENSSL_clear_free(gen_buf, gen_buf_len);
+ BN_CTX_free(ctx);
+ return ret;
}
static int print_bin(BIO *fp, const char *name, const unsigned char *buf,
size_t len, int off)
{
size_t i;
- char str[128];
+ char str[128 + 1 + 4];
if (buf == NULL)
return 1;
return 1;
}
+#endif /* OPENSSL_NO_DEPRECATED_3_0 */
projects / openssl.git / blobdiff