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58964a49 | 1 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
2 | * All rights reserved. |
3 | * | |
4 | * This package is an SSL implementation written | |
5 | * by Eric Young (eay@cryptsoft.com). | |
6 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 7 | * |
d02b48c6 RE |
8 | * This library is free for commercial and non-commercial use as long as |
9 | * the following conditions are aheared to. The following conditions | |
10 | * apply to all code found in this distribution, be it the RC4, RSA, | |
11 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
12 | * included with this distribution is covered by the same copyright terms | |
13 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 14 | * |
d02b48c6 RE |
15 | * Copyright remains Eric Young's, and as such any Copyright notices in |
16 | * the code are not to be removed. | |
17 | * If this package is used in a product, Eric Young should be given attribution | |
18 | * as the author of the parts of the library used. | |
19 | * This can be in the form of a textual message at program startup or | |
20 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 21 | * |
d02b48c6 RE |
22 | * Redistribution and use in source and binary forms, with or without |
23 | * modification, are permitted provided that the following conditions | |
24 | * are met: | |
25 | * 1. Redistributions of source code must retain the copyright | |
26 | * notice, this list of conditions and the following disclaimer. | |
27 | * 2. Redistributions in binary form must reproduce the above copyright | |
28 | * notice, this list of conditions and the following disclaimer in the | |
29 | * documentation and/or other materials provided with the distribution. | |
30 | * 3. All advertising materials mentioning features or use of this software | |
31 | * must display the following acknowledgement: | |
32 | * "This product includes cryptographic software written by | |
33 | * Eric Young (eay@cryptsoft.com)" | |
34 | * The word 'cryptographic' can be left out if the rouines from the library | |
35 | * being used are not cryptographic related :-). | |
0f113f3e | 36 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
37 | * the apps directory (application code) you must include an acknowledgement: |
38 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 39 | * |
d02b48c6 RE |
40 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
41 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
43 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
44 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
45 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
46 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
48 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
49 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
50 | * SUCH DAMAGE. | |
0f113f3e | 51 | * |
d02b48c6 RE |
52 | * The licence and distribution terms for any publically available version or |
53 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
54 | * copied and put under another distribution licence | |
55 | * [including the GNU Public Licence.] | |
56 | */ | |
57 | ||
58 | #include <stdio.h> | |
b39fc560 | 59 | #include "internal/cryptlib.h" |
4d94ae00 BM |
60 | #include <openssl/bn.h> |
61 | #include <openssl/err.h> | |
ec577822 BM |
62 | #include <openssl/objects.h> |
63 | #include <openssl/evp.h> | |
ec577822 | 64 | #include <openssl/x509.h> |
3eeaab4b | 65 | #ifndef OPENSSL_NO_RSA |
0f113f3e | 66 | # include <openssl/rsa.h> |
3eeaab4b NL |
67 | #endif |
68 | #ifndef OPENSSL_NO_DSA | |
0f113f3e | 69 | # include <openssl/dsa.h> |
3eeaab4b NL |
70 | #endif |
71 | #ifndef OPENSSL_NO_DH | |
0f113f3e | 72 | # include <openssl/dh.h> |
3eeaab4b | 73 | #endif |
d02b48c6 | 74 | |
01b8b3c7 | 75 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e | 76 | # include <openssl/engine.h> |
01b8b3c7 DSH |
77 | #endif |
78 | ||
5fe736e5 | 79 | #include "internal/asn1_int.h" |
3aeb9348 | 80 | #include "internal/evp_int.h" |
18e377b4 | 81 | |
d02b48c6 | 82 | static void EVP_PKEY_free_it(EVP_PKEY *x); |
bb2297a4 | 83 | |
6b691a5c | 84 | int EVP_PKEY_bits(EVP_PKEY *pkey) |
0f113f3e MC |
85 | { |
86 | if (pkey && pkey->ameth && pkey->ameth->pkey_bits) | |
87 | return pkey->ameth->pkey_bits(pkey); | |
88 | return 0; | |
89 | } | |
58964a49 | 90 | |
2514fa79 | 91 | int EVP_PKEY_security_bits(const EVP_PKEY *pkey) |
0f113f3e MC |
92 | { |
93 | if (pkey == NULL) | |
94 | return 0; | |
95 | if (!pkey->ameth || !pkey->ameth->pkey_security_bits) | |
96 | return -2; | |
97 | return pkey->ameth->pkey_security_bits(pkey); | |
98 | } | |
2514fa79 | 99 | |
6b691a5c | 100 | int EVP_PKEY_size(EVP_PKEY *pkey) |
0f113f3e MC |
101 | { |
102 | if (pkey && pkey->ameth && pkey->ameth->pkey_size) | |
103 | return pkey->ameth->pkey_size(pkey); | |
104 | return 0; | |
105 | } | |
d02b48c6 | 106 | |
6b691a5c | 107 | int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode) |
0f113f3e | 108 | { |
cf1b7d96 | 109 | #ifndef OPENSSL_NO_DSA |
0f113f3e MC |
110 | if (pkey->type == EVP_PKEY_DSA) { |
111 | int ret = pkey->save_parameters; | |
112 | ||
113 | if (mode >= 0) | |
114 | pkey->save_parameters = mode; | |
115 | return (ret); | |
116 | } | |
4d94ae00 | 117 | #endif |
5488bb61 | 118 | #ifndef OPENSSL_NO_EC |
0f113f3e MC |
119 | if (pkey->type == EVP_PKEY_EC) { |
120 | int ret = pkey->save_parameters; | |
121 | ||
122 | if (mode >= 0) | |
123 | pkey->save_parameters = mode; | |
124 | return (ret); | |
125 | } | |
d02b48c6 | 126 | #endif |
0f113f3e MC |
127 | return (0); |
128 | } | |
d02b48c6 | 129 | |
a8b72844 | 130 | int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from) |
0f113f3e | 131 | { |
2986ecdc DSH |
132 | if (to->type == EVP_PKEY_NONE) { |
133 | if (EVP_PKEY_set_type(to, from->type) == 0) | |
134 | return 0; | |
135 | } else if (to->type != from->type) { | |
0f113f3e MC |
136 | EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS, EVP_R_DIFFERENT_KEY_TYPES); |
137 | goto err; | |
138 | } | |
139 | ||
140 | if (EVP_PKEY_missing_parameters(from)) { | |
141 | EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS, EVP_R_MISSING_PARAMETERS); | |
142 | goto err; | |
143 | } | |
144 | if (from->ameth && from->ameth->param_copy) | |
145 | return from->ameth->param_copy(to, from); | |
146 | err: | |
147 | return 0; | |
148 | } | |
d02b48c6 | 149 | |
af0f0f3e | 150 | int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey) |
0f113f3e MC |
151 | { |
152 | if (pkey->ameth && pkey->ameth->param_missing) | |
153 | return pkey->ameth->param_missing(pkey); | |
154 | return 0; | |
155 | } | |
d02b48c6 | 156 | |
af0f0f3e | 157 | int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b) |
0f113f3e MC |
158 | { |
159 | if (a->type != b->type) | |
160 | return -1; | |
161 | if (a->ameth && a->ameth->param_cmp) | |
162 | return a->ameth->param_cmp(a, b); | |
163 | return -2; | |
164 | } | |
58964a49 | 165 | |
af0f0f3e | 166 | int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b) |
0f113f3e MC |
167 | { |
168 | if (a->type != b->type) | |
169 | return -1; | |
170 | ||
171 | if (a->ameth) { | |
172 | int ret; | |
173 | /* Compare parameters if the algorithm has them */ | |
174 | if (a->ameth->param_cmp) { | |
175 | ret = a->ameth->param_cmp(a, b); | |
176 | if (ret <= 0) | |
177 | return ret; | |
178 | } | |
179 | ||
180 | if (a->ameth->pub_cmp) | |
181 | return a->ameth->pub_cmp(a, b); | |
182 | } | |
183 | ||
184 | return -2; | |
185 | } | |
e6526fbf | 186 | |
6b691a5c | 187 | EVP_PKEY *EVP_PKEY_new(void) |
0f113f3e | 188 | { |
a2d0baa2 | 189 | EVP_PKEY *ret = OPENSSL_zalloc(sizeof(*ret)); |
0f113f3e | 190 | |
0f113f3e MC |
191 | if (ret == NULL) { |
192 | EVPerr(EVP_F_EVP_PKEY_NEW, ERR_R_MALLOC_FAILURE); | |
193 | return (NULL); | |
194 | } | |
195 | ret->type = EVP_PKEY_NONE; | |
196 | ret->save_type = EVP_PKEY_NONE; | |
197 | ret->references = 1; | |
0f113f3e MC |
198 | ret->save_parameters = 1; |
199 | return (ret); | |
200 | } | |
201 | ||
2872dbe1 DSH |
202 | void EVP_PKEY_up_ref(EVP_PKEY *pkey) |
203 | { | |
204 | CRYPTO_add(&pkey->references, 1, CRYPTO_LOCK_EVP_PKEY); | |
205 | } | |
206 | ||
0f113f3e MC |
207 | /* |
208 | * Setup a public key ASN1 method and ENGINE from a NID or a string. If pkey | |
209 | * is NULL just return 1 or 0 if the algorithm exists. | |
01b8b3c7 DSH |
210 | */ |
211 | ||
212 | static int pkey_set_type(EVP_PKEY *pkey, int type, const char *str, int len) | |
0f113f3e MC |
213 | { |
214 | const EVP_PKEY_ASN1_METHOD *ameth; | |
215 | ENGINE *e = NULL; | |
216 | if (pkey) { | |
217 | if (pkey->pkey.ptr) | |
218 | EVP_PKEY_free_it(pkey); | |
219 | /* | |
220 | * If key type matches and a method exists then this lookup has | |
221 | * succeeded once so just indicate success. | |
222 | */ | |
223 | if ((type == pkey->save_type) && pkey->ameth) | |
224 | return 1; | |
01b8b3c7 | 225 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
226 | /* If we have an ENGINE release it */ |
227 | if (pkey->engine) { | |
228 | ENGINE_finish(pkey->engine); | |
229 | pkey->engine = NULL; | |
230 | } | |
01b8b3c7 | 231 | #endif |
0f113f3e MC |
232 | } |
233 | if (str) | |
234 | ameth = EVP_PKEY_asn1_find_str(&e, str, len); | |
235 | else | |
236 | ameth = EVP_PKEY_asn1_find(&e, type); | |
01b8b3c7 | 237 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
238 | if (!pkey && e) |
239 | ENGINE_finish(e); | |
01b8b3c7 | 240 | #endif |
0f113f3e MC |
241 | if (!ameth) { |
242 | EVPerr(EVP_F_PKEY_SET_TYPE, EVP_R_UNSUPPORTED_ALGORITHM); | |
243 | return 0; | |
244 | } | |
245 | if (pkey) { | |
246 | pkey->ameth = ameth; | |
247 | pkey->engine = e; | |
248 | ||
249 | pkey->type = pkey->ameth->pkey_id; | |
250 | pkey->save_type = type; | |
251 | } | |
252 | return 1; | |
253 | } | |
01b8b3c7 DSH |
254 | |
255 | int EVP_PKEY_set_type(EVP_PKEY *pkey, int type) | |
0f113f3e MC |
256 | { |
257 | return pkey_set_type(pkey, type, NULL, -1); | |
258 | } | |
01b8b3c7 DSH |
259 | |
260 | int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len) | |
0f113f3e MC |
261 | { |
262 | return pkey_set_type(pkey, EVP_PKEY_NONE, str, len); | |
263 | } | |
01b8b3c7 DSH |
264 | |
265 | int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key) | |
0f113f3e | 266 | { |
e34c66c6 | 267 | if (pkey == NULL || !EVP_PKEY_set_type(pkey, type)) |
0f113f3e MC |
268 | return 0; |
269 | pkey->pkey.ptr = key; | |
270 | return (key != NULL); | |
271 | } | |
d02b48c6 | 272 | |
3aeb9348 | 273 | void *EVP_PKEY_get0(const EVP_PKEY *pkey) |
0f113f3e MC |
274 | { |
275 | return pkey->pkey.ptr; | |
276 | } | |
db98bbc1 | 277 | |
cf1b7d96 | 278 | #ifndef OPENSSL_NO_RSA |
c7cb16a8 | 279 | int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, RSA *key) |
52664f50 | 280 | { |
0f113f3e MC |
281 | int ret = EVP_PKEY_assign_RSA(pkey, key); |
282 | if (ret) | |
283 | RSA_up_ref(key); | |
284 | return ret; | |
52664f50 DSH |
285 | } |
286 | ||
2872dbe1 | 287 | RSA *EVP_PKEY_get0_RSA(EVP_PKEY *pkey) |
0f113f3e MC |
288 | { |
289 | if (pkey->type != EVP_PKEY_RSA) { | |
2872dbe1 | 290 | EVPerr(EVP_F_EVP_PKEY_GET0_RSA, EVP_R_EXPECTING_AN_RSA_KEY); |
0f113f3e MC |
291 | return NULL; |
292 | } | |
0f113f3e | 293 | return pkey->pkey.rsa; |
f769ce3e | 294 | } |
2872dbe1 DSH |
295 | |
296 | RSA *EVP_PKEY_get1_RSA(EVP_PKEY *pkey) | |
297 | { | |
298 | RSA *ret = EVP_PKEY_get0_RSA(pkey); | |
299 | if (ret != NULL) | |
300 | RSA_up_ref(ret); | |
301 | return ret; | |
302 | } | |
f769ce3e DSH |
303 | #endif |
304 | ||
cf1b7d96 | 305 | #ifndef OPENSSL_NO_DSA |
c7cb16a8 | 306 | int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, DSA *key) |
52664f50 | 307 | { |
0f113f3e MC |
308 | int ret = EVP_PKEY_assign_DSA(pkey, key); |
309 | if (ret) | |
310 | DSA_up_ref(key); | |
311 | return ret; | |
52664f50 DSH |
312 | } |
313 | ||
2872dbe1 | 314 | DSA *EVP_PKEY_get0_DSA(EVP_PKEY *pkey) |
0f113f3e MC |
315 | { |
316 | if (pkey->type != EVP_PKEY_DSA) { | |
2872dbe1 | 317 | EVPerr(EVP_F_EVP_PKEY_GET0_DSA, EVP_R_EXPECTING_A_DSA_KEY); |
0f113f3e MC |
318 | return NULL; |
319 | } | |
0f113f3e | 320 | return pkey->pkey.dsa; |
f769ce3e | 321 | } |
2872dbe1 DSH |
322 | |
323 | DSA *EVP_PKEY_get1_DSA(EVP_PKEY *pkey) | |
324 | { | |
325 | DSA *ret = EVP_PKEY_get0_DSA(pkey); | |
326 | if (ret != NULL) | |
327 | DSA_up_ref(ret); | |
328 | return ret; | |
329 | } | |
f769ce3e DSH |
330 | #endif |
331 | ||
14a7cfb3 | 332 | #ifndef OPENSSL_NO_EC |
4d94ae00 | 333 | |
14a7cfb3 | 334 | int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, EC_KEY *key) |
4d94ae00 | 335 | { |
0f113f3e MC |
336 | int ret = EVP_PKEY_assign_EC_KEY(pkey, key); |
337 | if (ret) | |
338 | EC_KEY_up_ref(key); | |
339 | return ret; | |
4d94ae00 BM |
340 | } |
341 | ||
2872dbe1 | 342 | EC_KEY *EVP_PKEY_get0_EC_KEY(EVP_PKEY *pkey) |
4d94ae00 | 343 | { |
0f113f3e | 344 | if (pkey->type != EVP_PKEY_EC) { |
2872dbe1 | 345 | EVPerr(EVP_F_EVP_PKEY_GET0_EC_KEY, EVP_R_EXPECTING_A_EC_KEY); |
0f113f3e MC |
346 | return NULL; |
347 | } | |
0f113f3e | 348 | return pkey->pkey.ec; |
4d94ae00 | 349 | } |
2872dbe1 DSH |
350 | |
351 | EC_KEY *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey) | |
352 | { | |
353 | EC_KEY *ret = EVP_PKEY_get0_EC_KEY(pkey); | |
354 | if (ret != NULL) | |
355 | EC_KEY_up_ref(ret); | |
356 | return ret; | |
357 | } | |
4d94ae00 BM |
358 | #endif |
359 | ||
cf1b7d96 | 360 | #ifndef OPENSSL_NO_DH |
52664f50 | 361 | |
c7cb16a8 | 362 | int EVP_PKEY_set1_DH(EVP_PKEY *pkey, DH *key) |
52664f50 | 363 | { |
0f113f3e MC |
364 | int ret = EVP_PKEY_assign_DH(pkey, key); |
365 | if (ret) | |
366 | DH_up_ref(key); | |
367 | return ret; | |
52664f50 DSH |
368 | } |
369 | ||
2872dbe1 | 370 | DH *EVP_PKEY_get0_DH(EVP_PKEY *pkey) |
0f113f3e MC |
371 | { |
372 | if (pkey->type != EVP_PKEY_DH && pkey->type != EVP_PKEY_DHX) { | |
2872dbe1 | 373 | EVPerr(EVP_F_EVP_PKEY_GET0_DH, EVP_R_EXPECTING_A_DH_KEY); |
0f113f3e MC |
374 | return NULL; |
375 | } | |
0f113f3e | 376 | return pkey->pkey.dh; |
f769ce3e | 377 | } |
2872dbe1 DSH |
378 | |
379 | DH *EVP_PKEY_get1_DH(EVP_PKEY *pkey) | |
380 | { | |
381 | DH *ret = EVP_PKEY_get0_DH(pkey); | |
382 | if (ret != NULL) | |
383 | DH_up_ref(ret); | |
384 | return ret; | |
385 | } | |
f769ce3e DSH |
386 | #endif |
387 | ||
6b691a5c | 388 | int EVP_PKEY_type(int type) |
0f113f3e MC |
389 | { |
390 | int ret; | |
391 | const EVP_PKEY_ASN1_METHOD *ameth; | |
392 | ENGINE *e; | |
393 | ameth = EVP_PKEY_asn1_find(&e, type); | |
394 | if (ameth) | |
395 | ret = ameth->pkey_id; | |
396 | else | |
397 | ret = NID_undef; | |
01b8b3c7 | 398 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
399 | if (e) |
400 | ENGINE_finish(e); | |
01b8b3c7 | 401 | #endif |
0f113f3e MC |
402 | return ret; |
403 | } | |
d02b48c6 | 404 | |
7f57b076 | 405 | int EVP_PKEY_id(const EVP_PKEY *pkey) |
0f113f3e MC |
406 | { |
407 | return pkey->type; | |
408 | } | |
7f57b076 DSH |
409 | |
410 | int EVP_PKEY_base_id(const EVP_PKEY *pkey) | |
0f113f3e MC |
411 | { |
412 | return EVP_PKEY_type(pkey->type); | |
413 | } | |
7f57b076 | 414 | |
6b691a5c | 415 | void EVP_PKEY_free(EVP_PKEY *x) |
0f113f3e MC |
416 | { |
417 | int i; | |
d02b48c6 | 418 | |
0f113f3e MC |
419 | if (x == NULL) |
420 | return; | |
d02b48c6 | 421 | |
0f113f3e | 422 | i = CRYPTO_add(&x->references, -1, CRYPTO_LOCK_EVP_PKEY); |
f3f1cf84 | 423 | REF_PRINT_COUNT("EVP_PKEY", x); |
0f113f3e MC |
424 | if (i > 0) |
425 | return; | |
f3f1cf84 | 426 | REF_ASSERT_ISNT(i < 0); |
0f113f3e | 427 | EVP_PKEY_free_it(x); |
222561fe | 428 | sk_X509_ATTRIBUTE_pop_free(x->attributes, X509_ATTRIBUTE_free); |
0f113f3e MC |
429 | OPENSSL_free(x); |
430 | } | |
d02b48c6 | 431 | |
6b691a5c | 432 | static void EVP_PKEY_free_it(EVP_PKEY *x) |
0f113f3e | 433 | { |
c5ba2d99 | 434 | /* internal function; x is never NULL */ |
0f113f3e MC |
435 | if (x->ameth && x->ameth->pkey_free) { |
436 | x->ameth->pkey_free(x); | |
437 | x->pkey.ptr = NULL; | |
438 | } | |
01b8b3c7 | 439 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
440 | if (x->engine) { |
441 | ENGINE_finish(x->engine); | |
442 | x->engine = NULL; | |
443 | } | |
01b8b3c7 | 444 | #endif |
0f113f3e | 445 | } |
d02b48c6 | 446 | |
35208f36 | 447 | static int unsup_alg(BIO *out, const EVP_PKEY *pkey, int indent, |
0f113f3e MC |
448 | const char *kstr) |
449 | { | |
450 | BIO_indent(out, indent, 128); | |
451 | BIO_printf(out, "%s algorithm \"%s\" unsupported\n", | |
452 | kstr, OBJ_nid2ln(pkey->type)); | |
453 | return 1; | |
454 | } | |
35208f36 DSH |
455 | |
456 | int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey, | |
0f113f3e MC |
457 | int indent, ASN1_PCTX *pctx) |
458 | { | |
459 | if (pkey->ameth && pkey->ameth->pub_print) | |
460 | return pkey->ameth->pub_print(out, pkey, indent, pctx); | |
461 | ||
462 | return unsup_alg(out, pkey, indent, "Public Key"); | |
463 | } | |
35208f36 DSH |
464 | |
465 | int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey, | |
0f113f3e MC |
466 | int indent, ASN1_PCTX *pctx) |
467 | { | |
468 | if (pkey->ameth && pkey->ameth->priv_print) | |
469 | return pkey->ameth->priv_print(out, pkey, indent, pctx); | |
470 | ||
471 | return unsup_alg(out, pkey, indent, "Private Key"); | |
472 | } | |
35208f36 DSH |
473 | |
474 | int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey, | |
0f113f3e MC |
475 | int indent, ASN1_PCTX *pctx) |
476 | { | |
477 | if (pkey->ameth && pkey->ameth->param_print) | |
478 | return pkey->ameth->param_print(out, pkey, indent, pctx); | |
479 | return unsup_alg(out, pkey, indent, "Parameters"); | |
480 | } | |
03919683 DSH |
481 | |
482 | int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid) | |
0f113f3e MC |
483 | { |
484 | if (!pkey->ameth || !pkey->ameth->pkey_ctrl) | |
485 | return -2; | |
486 | return pkey->ameth->pkey_ctrl(pkey, ASN1_PKEY_CTRL_DEFAULT_MD_NID, | |
487 | 0, pnid); | |
488 | } |