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-rw-r--r--src/lib/libcrypto/ec/eck_prn.c371
1 files changed, 0 insertions, 371 deletions
diff --git a/src/lib/libcrypto/ec/eck_prn.c b/src/lib/libcrypto/ec/eck_prn.c
deleted file mode 100644
index 06cdd69591..0000000000
--- a/src/lib/libcrypto/ec/eck_prn.c
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@@ -1,371 +0,0 @@
1/* $OpenBSD: eck_prn.c,v 1.11 2015/06/20 14:17:07 jsing Exp $ */
2/*
3 * Written by Nils Larsch for the OpenSSL project.
4 */
5/* ====================================================================
6 * Copyright (c) 1998-2005 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 originally developed by SUN MICROSYSTEMS, INC., and
61 * contributed to the OpenSSL project.
62 */
63
64#include <stdio.h>
65#include <string.h>
66
67#include <openssl/opensslconf.h>
68
69#include <openssl/bn.h>
70#include <openssl/ec.h>
71#include <openssl/err.h>
72#include <openssl/evp.h>
73
74int
75ECPKParameters_print_fp(FILE * fp, const EC_GROUP * x, int off)
76{
77 BIO *b;
78 int ret;
79
80 if ((b = BIO_new(BIO_s_file())) == NULL) {
81 ECerr(EC_F_ECPKPARAMETERS_PRINT_FP, ERR_R_BUF_LIB);
82 return (0);
83 }
84 BIO_set_fp(b, fp, BIO_NOCLOSE);
85 ret = ECPKParameters_print(b, x, off);
86 BIO_free(b);
87 return (ret);
88}
89
90int
91EC_KEY_print_fp(FILE * fp, const EC_KEY * x, int off)
92{
93 BIO *b;
94 int ret;
95
96 if ((b = BIO_new(BIO_s_file())) == NULL) {
97 ECerr(EC_F_EC_KEY_PRINT_FP, ERR_R_BIO_LIB);
98 return (0);
99 }
100 BIO_set_fp(b, fp, BIO_NOCLOSE);
101 ret = EC_KEY_print(b, x, off);
102 BIO_free(b);
103 return (ret);
104}
105
106int
107ECParameters_print_fp(FILE * fp, const EC_KEY * x)
108{
109 BIO *b;
110 int ret;
111
112 if ((b = BIO_new(BIO_s_file())) == NULL) {
113 ECerr(EC_F_ECPARAMETERS_PRINT_FP, ERR_R_BIO_LIB);
114 return (0);
115 }
116 BIO_set_fp(b, fp, BIO_NOCLOSE);
117 ret = ECParameters_print(b, x);
118 BIO_free(b);
119 return (ret);
120}
121
122int
123EC_KEY_print(BIO * bp, const EC_KEY * x, int off)
124{
125 EVP_PKEY *pk;
126 int ret;
127 pk = EVP_PKEY_new();
128 if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *) x))
129 return 0;
130 ret = EVP_PKEY_print_private(bp, pk, off, NULL);
131 EVP_PKEY_free(pk);
132 return ret;
133}
134
135int
136ECParameters_print(BIO * bp, const EC_KEY * x)
137{
138 EVP_PKEY *pk;
139 int ret;
140 pk = EVP_PKEY_new();
141 if (!pk || !EVP_PKEY_set1_EC_KEY(pk, (EC_KEY *) x))
142 return 0;
143 ret = EVP_PKEY_print_params(bp, pk, 4, NULL);
144 EVP_PKEY_free(pk);
145 return ret;
146}
147
148static int
149print_bin(BIO * fp, const char *str, const unsigned char *num,
150 size_t len, int off);
151
152int
153ECPKParameters_print(BIO * bp, const EC_GROUP * x, int off)
154{
155 unsigned char *buffer = NULL;
156 size_t buf_len = 0, i;
157 int ret = 0, reason = ERR_R_BIO_LIB;
158 BN_CTX *ctx = NULL;
159 const EC_POINT *point = NULL;
160 BIGNUM *p = NULL, *a = NULL, *b = NULL, *gen = NULL, *order = NULL,
161 *cofactor = NULL;
162 const unsigned char *seed;
163 size_t seed_len = 0;
164 const char *nname;
165
166 static const char *gen_compressed = "Generator (compressed):";
167 static const char *gen_uncompressed = "Generator (uncompressed):";
168 static const char *gen_hybrid = "Generator (hybrid):";
169
170 if (!x) {
171 reason = ERR_R_PASSED_NULL_PARAMETER;
172 goto err;
173 }
174 ctx = BN_CTX_new();
175 if (ctx == NULL) {
176 reason = ERR_R_MALLOC_FAILURE;
177 goto err;
178 }
179 if (EC_GROUP_get_asn1_flag(x)) {
180 /* the curve parameter are given by an asn1 OID */
181 int nid;
182
183 if (!BIO_indent(bp, off, 128))
184 goto err;
185
186 nid = EC_GROUP_get_curve_name(x);
187 if (nid == 0)
188 goto err;
189
190 if (BIO_printf(bp, "ASN1 OID: %s", OBJ_nid2sn(nid)) <= 0)
191 goto err;
192 if (BIO_printf(bp, "\n") <= 0)
193 goto err;
194
195 nname = EC_curve_nid2nist(nid);
196 if (nname) {
197 if (!BIO_indent(bp, off, 128))
198 goto err;
199 if (BIO_printf(bp, "NIST CURVE: %s\n", nname) <= 0)
200 goto err;
201 }
202 } else {
203 /* explicit parameters */
204 int is_char_two = 0;
205 point_conversion_form_t form;
206 int tmp_nid = EC_METHOD_get_field_type(EC_GROUP_method_of(x));
207
208 if (tmp_nid == NID_X9_62_characteristic_two_field)
209 is_char_two = 1;
210
211 if ((p = BN_new()) == NULL || (a = BN_new()) == NULL ||
212 (b = BN_new()) == NULL || (order = BN_new()) == NULL ||
213 (cofactor = BN_new()) == NULL) {
214 reason = ERR_R_MALLOC_FAILURE;
215 goto err;
216 }
217#ifndef OPENSSL_NO_EC2M
218 if (is_char_two) {
219 if (!EC_GROUP_get_curve_GF2m(x, p, a, b, ctx)) {
220 reason = ERR_R_EC_LIB;
221 goto err;
222 }
223 } else /* prime field */
224#endif
225 {
226 if (!EC_GROUP_get_curve_GFp(x, p, a, b, ctx)) {
227 reason = ERR_R_EC_LIB;
228 goto err;
229 }
230 }
231
232 if ((point = EC_GROUP_get0_generator(x)) == NULL) {
233 reason = ERR_R_EC_LIB;
234 goto err;
235 }
236 if (!EC_GROUP_get_order(x, order, NULL) ||
237 !EC_GROUP_get_cofactor(x, cofactor, NULL)) {
238 reason = ERR_R_EC_LIB;
239 goto err;
240 }
241 form = EC_GROUP_get_point_conversion_form(x);
242
243 if ((gen = EC_POINT_point2bn(x, point,
244 form, NULL, ctx)) == NULL) {
245 reason = ERR_R_EC_LIB;
246 goto err;
247 }
248 buf_len = (size_t) BN_num_bytes(p);
249 if (buf_len < (i = (size_t) BN_num_bytes(a)))
250 buf_len = i;
251 if (buf_len < (i = (size_t) BN_num_bytes(b)))
252 buf_len = i;
253 if (buf_len < (i = (size_t) BN_num_bytes(gen)))
254 buf_len = i;
255 if (buf_len < (i = (size_t) BN_num_bytes(order)))
256 buf_len = i;
257 if (buf_len < (i = (size_t) BN_num_bytes(cofactor)))
258 buf_len = i;
259
260 if ((seed = EC_GROUP_get0_seed(x)) != NULL)
261 seed_len = EC_GROUP_get_seed_len(x);
262
263 buf_len += 10;
264 if ((buffer = malloc(buf_len)) == NULL) {
265 reason = ERR_R_MALLOC_FAILURE;
266 goto err;
267 }
268 if (!BIO_indent(bp, off, 128))
269 goto err;
270
271 /* print the 'short name' of the field type */
272 if (BIO_printf(bp, "Field Type: %s\n", OBJ_nid2sn(tmp_nid))
273 <= 0)
274 goto err;
275
276 if (is_char_two) {
277 /* print the 'short name' of the base type OID */
278 int basis_type = EC_GROUP_get_basis_type(x);
279 if (basis_type == 0)
280 goto err;
281
282 if (!BIO_indent(bp, off, 128))
283 goto err;
284
285 if (BIO_printf(bp, "Basis Type: %s\n",
286 OBJ_nid2sn(basis_type)) <= 0)
287 goto err;
288
289 /* print the polynomial */
290 if ((p != NULL) && !ASN1_bn_print(bp, "Polynomial:", p, buffer,
291 off))
292 goto err;
293 } else {
294 if ((p != NULL) && !ASN1_bn_print(bp, "Prime:", p, buffer, off))
295 goto err;
296 }
297 if ((a != NULL) && !ASN1_bn_print(bp, "A: ", a, buffer, off))
298 goto err;
299 if ((b != NULL) && !ASN1_bn_print(bp, "B: ", b, buffer, off))
300 goto err;
301 if (form == POINT_CONVERSION_COMPRESSED) {
302 if ((gen != NULL) && !ASN1_bn_print(bp, gen_compressed, gen,
303 buffer, off))
304 goto err;
305 } else if (form == POINT_CONVERSION_UNCOMPRESSED) {
306 if ((gen != NULL) && !ASN1_bn_print(bp, gen_uncompressed, gen,
307 buffer, off))
308 goto err;
309 } else { /* form == POINT_CONVERSION_HYBRID */
310 if ((gen != NULL) && !ASN1_bn_print(bp, gen_hybrid, gen,
311 buffer, off))
312 goto err;
313 }
314 if ((order != NULL) && !ASN1_bn_print(bp, "Order: ", order,
315 buffer, off))
316 goto err;
317 if ((cofactor != NULL) && !ASN1_bn_print(bp, "Cofactor: ", cofactor,
318 buffer, off))
319 goto err;
320 if (seed && !print_bin(bp, "Seed:", seed, seed_len, off))
321 goto err;
322 }
323 ret = 1;
324err:
325 if (!ret)
326 ECerr(EC_F_ECPKPARAMETERS_PRINT, reason);
327 BN_free(p);
328 BN_free(a);
329 BN_free(b);
330 BN_free(gen);
331 BN_free(order);
332 BN_free(cofactor);
333 BN_CTX_free(ctx);
334 free(buffer);
335 return (ret);
336}
337
338static int
339print_bin(BIO * fp, const char *name, const unsigned char *buf,
340 size_t len, int off)
341{
342 size_t i;
343 char str[128];
344
345 if (buf == NULL)
346 return 1;
347 if (off) {
348 if (off > 128)
349 off = 128;
350 memset(str, ' ', off);
351 if (BIO_write(fp, str, off) <= 0)
352 return 0;
353 }
354 if (BIO_printf(fp, "%s", name) <= 0)
355 return 0;
356
357 for (i = 0; i < len; i++) {
358 if ((i % 15) == 0) {
359 str[0] = '\n';
360 memset(&(str[1]), ' ', off + 4);
361 if (BIO_write(fp, str, off + 1 + 4) <= 0)
362 return 0;
363 }
364 if (BIO_printf(fp, "%02x%s", buf[i], ((i + 1) == len) ? "" : ":") <= 0)
365 return 0;
366 }
367 if (BIO_write(fp, "\n", 1) <= 0)
368 return 0;
369
370 return 1;
371}
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