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diff --git a/src/lib/libcrypto/ec/ecp_nist.c b/src/lib/libcrypto/ec/ecp_nist.c
deleted file mode 100644
index a33f9d9e39..0000000000
--- a/src/lib/libcrypto/ec/ecp_nist.c
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1/* $OpenBSD: ecp_nist.c,v 1.9 2014/07/12 16:03:37 miod Exp $ */
2/*
3 * Written by Nils Larsch for the OpenSSL project.
4 */
5/* ====================================================================
6 * Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * openssl-core@openssl.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58/* ====================================================================
59 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
60 * Portions of this software developed by SUN MICROSYSTEMS, INC.,
61 * and contributed to the OpenSSL project.
62 */
63
64#include <limits.h>
65
66#include <openssl/err.h>
67#include <openssl/obj_mac.h>
68#include "ec_lcl.h"
69
70const EC_METHOD *
71EC_GFp_nist_method(void)
72{
73 static const EC_METHOD ret = {
74 .flags = EC_FLAGS_DEFAULT_OCT,
75 .field_type = NID_X9_62_prime_field,
76 .group_init = ec_GFp_simple_group_init,
77 .group_finish = ec_GFp_simple_group_finish,
78 .group_clear_finish = ec_GFp_simple_group_clear_finish,
79 .group_copy = ec_GFp_nist_group_copy,
80 .group_set_curve = ec_GFp_nist_group_set_curve,
81 .group_get_curve = ec_GFp_simple_group_get_curve,
82 .group_get_degree = ec_GFp_simple_group_get_degree,
83 .group_check_discriminant =
84 ec_GFp_simple_group_check_discriminant,
85 .point_init = ec_GFp_simple_point_init,
86 .point_finish = ec_GFp_simple_point_finish,
87 .point_clear_finish = ec_GFp_simple_point_clear_finish,
88 .point_copy = ec_GFp_simple_point_copy,
89 .point_set_to_infinity = ec_GFp_simple_point_set_to_infinity,
90 .point_set_Jprojective_coordinates_GFp =
91 ec_GFp_simple_set_Jprojective_coordinates_GFp,
92 .point_get_Jprojective_coordinates_GFp =
93 ec_GFp_simple_get_Jprojective_coordinates_GFp,
94 .point_set_affine_coordinates =
95 ec_GFp_simple_point_set_affine_coordinates,
96 .point_get_affine_coordinates =
97 ec_GFp_simple_point_get_affine_coordinates,
98 .add = ec_GFp_simple_add,
99 .dbl = ec_GFp_simple_dbl,
100 .invert = ec_GFp_simple_invert,
101 .is_at_infinity = ec_GFp_simple_is_at_infinity,
102 .is_on_curve = ec_GFp_simple_is_on_curve,
103 .point_cmp = ec_GFp_simple_cmp,
104 .make_affine = ec_GFp_simple_make_affine,
105 .points_make_affine = ec_GFp_simple_points_make_affine,
106 .field_mul = ec_GFp_nist_field_mul,
107 .field_sqr = ec_GFp_nist_field_sqr
108 };
109
110 return &ret;
111}
112
113int
114ec_GFp_nist_group_copy(EC_GROUP * dest, const EC_GROUP * src)
115{
116 dest->field_mod_func = src->field_mod_func;
117
118 return ec_GFp_simple_group_copy(dest, src);
119}
120
121int
122ec_GFp_nist_group_set_curve(EC_GROUP *group, const BIGNUM *p,
123 const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
124{
125 int ret = 0;
126 BN_CTX *new_ctx = NULL;
127 BIGNUM *tmp_bn;
128
129 if (ctx == NULL)
130 if ((ctx = new_ctx = BN_CTX_new()) == NULL)
131 return 0;
132
133 BN_CTX_start(ctx);
134 if ((tmp_bn = BN_CTX_get(ctx)) == NULL)
135 goto err;
136
137 if (BN_ucmp(BN_get0_nist_prime_192(), p) == 0)
138 group->field_mod_func = BN_nist_mod_192;
139 else if (BN_ucmp(BN_get0_nist_prime_224(), p) == 0)
140 group->field_mod_func = BN_nist_mod_224;
141 else if (BN_ucmp(BN_get0_nist_prime_256(), p) == 0)
142 group->field_mod_func = BN_nist_mod_256;
143 else if (BN_ucmp(BN_get0_nist_prime_384(), p) == 0)
144 group->field_mod_func = BN_nist_mod_384;
145 else if (BN_ucmp(BN_get0_nist_prime_521(), p) == 0)
146 group->field_mod_func = BN_nist_mod_521;
147 else {
148 ECerr(EC_F_EC_GFP_NIST_GROUP_SET_CURVE, EC_R_NOT_A_NIST_PRIME);
149 goto err;
150 }
151
152 ret = ec_GFp_simple_group_set_curve(group, p, a, b, ctx);
153
154err:
155 BN_CTX_end(ctx);
156 BN_CTX_free(new_ctx);
157 return ret;
158}
159
160
161int
162ec_GFp_nist_field_mul(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a,
163 const BIGNUM *b, BN_CTX *ctx)
164{
165 int ret = 0;
166 BN_CTX *ctx_new = NULL;
167
168 if (!group || !r || !a || !b) {
169 ECerr(EC_F_EC_GFP_NIST_FIELD_MUL, ERR_R_PASSED_NULL_PARAMETER);
170 goto err;
171 }
172 if (!ctx)
173 if ((ctx_new = ctx = BN_CTX_new()) == NULL)
174 goto err;
175
176 if (!BN_mul(r, a, b, ctx))
177 goto err;
178 if (!group->field_mod_func(r, r, &group->field, ctx))
179 goto err;
180
181 ret = 1;
182err:
183 BN_CTX_free(ctx_new);
184 return ret;
185}
186
187
188int
189ec_GFp_nist_field_sqr(const EC_GROUP * group, BIGNUM * r, const BIGNUM * a,
190 BN_CTX * ctx)
191{
192 int ret = 0;
193 BN_CTX *ctx_new = NULL;
194
195 if (!group || !r || !a) {
196 ECerr(EC_F_EC_GFP_NIST_FIELD_SQR, EC_R_PASSED_NULL_PARAMETER);
197 goto err;
198 }
199 if (!ctx)
200 if ((ctx_new = ctx = BN_CTX_new()) == NULL)
201 goto err;
202
203 if (!BN_sqr(r, a, ctx))
204 goto err;
205 if (!group->field_mod_func(r, r, &group->field, ctx))
206 goto err;
207
208 ret = 1;
209err:
210 BN_CTX_free(ctx_new);
211 return ret;
212}
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