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-rw-r--r--src/lib/libcrypto/rsa/rsa_ameth.c349
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diff --git a/src/lib/libcrypto/rsa/rsa_ameth.c b/src/lib/libcrypto/rsa/rsa_ameth.c
deleted file mode 100644
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--- a/src/lib/libcrypto/rsa/rsa_ameth.c
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1/* crypto/rsa/rsa_ameth.c */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2006.
4 */
5/* ====================================================================
6 * Copyright (c) 2006 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 * licensing@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#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/asn1t.h>
62#include <openssl/x509.h>
63#include <openssl/rsa.h>
64#include <openssl/bn.h>
65#ifndef OPENSSL_NO_CMS
66#include <openssl/cms.h>
67#endif
68#include "asn1_locl.h"
69
70static int rsa_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey)
71 {
72 unsigned char *penc = NULL;
73 int penclen;
74 penclen = i2d_RSAPublicKey(pkey->pkey.rsa, &penc);
75 if (penclen <= 0)
76 return 0;
77 if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_RSA),
78 V_ASN1_NULL, NULL, penc, penclen))
79 return 1;
80
81 OPENSSL_free(penc);
82 return 0;
83 }
84
85static int rsa_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
86 {
87 const unsigned char *p;
88 int pklen;
89 RSA *rsa = NULL;
90 if (!X509_PUBKEY_get0_param(NULL, &p, &pklen, NULL, pubkey))
91 return 0;
92 if (!(rsa = d2i_RSAPublicKey(NULL, &p, pklen)))
93 {
94 RSAerr(RSA_F_RSA_PUB_DECODE, ERR_R_RSA_LIB);
95 return 0;
96 }
97 EVP_PKEY_assign_RSA (pkey, rsa);
98 return 1;
99 }
100
101static int rsa_pub_cmp(const EVP_PKEY *a, const EVP_PKEY *b)
102 {
103 if (BN_cmp(b->pkey.rsa->n,a->pkey.rsa->n) != 0
104 || BN_cmp(b->pkey.rsa->e,a->pkey.rsa->e) != 0)
105 return 0;
106 return 1;
107 }
108
109static int old_rsa_priv_decode(EVP_PKEY *pkey,
110 const unsigned char **pder, int derlen)
111 {
112 RSA *rsa;
113 if (!(rsa = d2i_RSAPrivateKey (NULL, pder, derlen)))
114 {
115 RSAerr(RSA_F_OLD_RSA_PRIV_DECODE, ERR_R_RSA_LIB);
116 return 0;
117 }
118 EVP_PKEY_assign_RSA(pkey, rsa);
119 return 1;
120 }
121
122static int old_rsa_priv_encode(const EVP_PKEY *pkey, unsigned char **pder)
123 {
124 return i2d_RSAPrivateKey(pkey->pkey.rsa, pder);
125 }
126
127static int rsa_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey)
128 {
129 unsigned char *rk = NULL;
130 int rklen;
131 rklen = i2d_RSAPrivateKey(pkey->pkey.rsa, &rk);
132
133 if (rklen <= 0)
134 {
135 RSAerr(RSA_F_RSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
136 return 0;
137 }
138
139 if (!PKCS8_pkey_set0(p8, OBJ_nid2obj(NID_rsaEncryption), 0,
140 V_ASN1_NULL, NULL, rk, rklen))
141 {
142 RSAerr(RSA_F_RSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
143 return 0;
144 }
145
146 return 1;
147 }
148
149static int rsa_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8)
150 {
151 const unsigned char *p;
152 int pklen;
153 if (!PKCS8_pkey_get0(NULL, &p, &pklen, NULL, p8))
154 return 0;
155 return old_rsa_priv_decode(pkey, &p, pklen);
156 }
157
158static int int_rsa_size(const EVP_PKEY *pkey)
159 {
160 return RSA_size(pkey->pkey.rsa);
161 }
162
163static int rsa_bits(const EVP_PKEY *pkey)
164 {
165 return BN_num_bits(pkey->pkey.rsa->n);
166 }
167
168static void int_rsa_free(EVP_PKEY *pkey)
169 {
170 RSA_free(pkey->pkey.rsa);
171 }
172
173
174static void update_buflen(const BIGNUM *b, size_t *pbuflen)
175 {
176 size_t i;
177 if (!b)
178 return;
179 if (*pbuflen < (i = (size_t)BN_num_bytes(b)))
180 *pbuflen = i;
181 }
182
183static int do_rsa_print(BIO *bp, const RSA *x, int off, int priv)
184 {
185 char *str;
186 const char *s;
187 unsigned char *m=NULL;
188 int ret=0, mod_len = 0;
189 size_t buf_len=0;
190
191 update_buflen(x->n, &buf_len);
192 update_buflen(x->e, &buf_len);
193
194 if (priv)
195 {
196 update_buflen(x->d, &buf_len);
197 update_buflen(x->p, &buf_len);
198 update_buflen(x->q, &buf_len);
199 update_buflen(x->dmp1, &buf_len);
200 update_buflen(x->dmq1, &buf_len);
201 update_buflen(x->iqmp, &buf_len);
202 }
203
204 m=(unsigned char *)OPENSSL_malloc(buf_len+10);
205 if (m == NULL)
206 {
207 RSAerr(RSA_F_DO_RSA_PRINT,ERR_R_MALLOC_FAILURE);
208 goto err;
209 }
210
211 if (x->n != NULL)
212 mod_len = BN_num_bits(x->n);
213
214 if(!BIO_indent(bp,off,128))
215 goto err;
216
217 if (priv && x->d)
218 {
219 if (BIO_printf(bp,"Private-Key: (%d bit)\n", mod_len)
220 <= 0) goto err;
221 str = "modulus:";
222 s = "publicExponent:";
223 }
224 else
225 {
226 if (BIO_printf(bp,"Public-Key: (%d bit)\n", mod_len)
227 <= 0) goto err;
228 str = "Modulus:";
229 s= "Exponent:";
230 }
231 if (!ASN1_bn_print(bp,str,x->n,m,off)) goto err;
232 if (!ASN1_bn_print(bp,s,x->e,m,off))
233 goto err;
234 if (priv)
235 {
236 if (!ASN1_bn_print(bp,"privateExponent:",x->d,m,off))
237 goto err;
238 if (!ASN1_bn_print(bp,"prime1:",x->p,m,off))
239 goto err;
240 if (!ASN1_bn_print(bp,"prime2:",x->q,m,off))
241 goto err;
242 if (!ASN1_bn_print(bp,"exponent1:",x->dmp1,m,off))
243 goto err;
244 if (!ASN1_bn_print(bp,"exponent2:",x->dmq1,m,off))
245 goto err;
246 if (!ASN1_bn_print(bp,"coefficient:",x->iqmp,m,off))
247 goto err;
248 }
249 ret=1;
250err:
251 if (m != NULL) OPENSSL_free(m);
252 return(ret);
253 }
254
255static int rsa_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
256 ASN1_PCTX *ctx)
257 {
258 return do_rsa_print(bp, pkey->pkey.rsa, indent, 0);
259 }
260
261
262static int rsa_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
263 ASN1_PCTX *ctx)
264 {
265 return do_rsa_print(bp, pkey->pkey.rsa, indent, 1);
266 }
267
268
269static int rsa_pkey_ctrl(EVP_PKEY *pkey, int op, long arg1, void *arg2)
270 {
271 X509_ALGOR *alg = NULL;
272 switch (op)
273 {
274
275 case ASN1_PKEY_CTRL_PKCS7_SIGN:
276 if (arg1 == 0)
277 PKCS7_SIGNER_INFO_get0_algs(arg2, NULL, NULL, &alg);
278 break;
279
280 case ASN1_PKEY_CTRL_PKCS7_ENCRYPT:
281 if (arg1 == 0)
282 PKCS7_RECIP_INFO_get0_alg(arg2, &alg);
283 break;
284#ifndef OPENSSL_NO_CMS
285 case ASN1_PKEY_CTRL_CMS_SIGN:
286 if (arg1 == 0)
287 CMS_SignerInfo_get0_algs(arg2, NULL, NULL, NULL, &alg);
288 break;
289
290 case ASN1_PKEY_CTRL_CMS_ENVELOPE:
291 if (arg1 == 0)
292 CMS_RecipientInfo_ktri_get0_algs(arg2, NULL, NULL, &alg);
293 break;
294#endif
295
296 case ASN1_PKEY_CTRL_DEFAULT_MD_NID:
297 *(int *)arg2 = NID_sha1;
298 return 1;
299
300 default:
301 return -2;
302
303 }
304
305 if (alg)
306 X509_ALGOR_set0(alg, OBJ_nid2obj(NID_rsaEncryption),
307 V_ASN1_NULL, 0);
308
309 return 1;
310
311 }
312
313
314const EVP_PKEY_ASN1_METHOD rsa_asn1_meths[] =
315 {
316 {
317 EVP_PKEY_RSA,
318 EVP_PKEY_RSA,
319 ASN1_PKEY_SIGPARAM_NULL,
320
321 "RSA",
322 "OpenSSL RSA method",
323
324 rsa_pub_decode,
325 rsa_pub_encode,
326 rsa_pub_cmp,
327 rsa_pub_print,
328
329 rsa_priv_decode,
330 rsa_priv_encode,
331 rsa_priv_print,
332
333 int_rsa_size,
334 rsa_bits,
335
336 0,0,0,0,0,0,
337
338 int_rsa_free,
339 rsa_pkey_ctrl,
340 old_rsa_priv_decode,
341 old_rsa_priv_encode
342 },
343
344 {
345 EVP_PKEY_RSA2,
346 EVP_PKEY_RSA,
347 ASN1_PKEY_ALIAS
348 }
349 };
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-11-24 02:18:51 +0000