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Commit | Line | Data |
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62867571 | 1 | /* |
3f5616d7 | 2 | * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved. |
d02b48c6 | 3 | * |
62867571 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
d02b48c6 RE |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
b39fc560 | 11 | #include "internal/cryptlib.h" |
cd420b0b | 12 | #include "internal/refcount.h" |
4d94ae00 BM |
13 | #include <openssl/bn.h> |
14 | #include <openssl/err.h> | |
ec577822 BM |
15 | #include <openssl/objects.h> |
16 | #include <openssl/evp.h> | |
ec577822 | 17 | #include <openssl/x509.h> |
3c27208f RS |
18 | #include <openssl/rsa.h> |
19 | #include <openssl/dsa.h> | |
20 | #include <openssl/dh.h> | |
21 | #include <openssl/engine.h> | |
01b8b3c7 | 22 | |
5fe736e5 | 23 | #include "internal/asn1_int.h" |
3aeb9348 | 24 | #include "internal/evp_int.h" |
18e377b4 | 25 | |
d02b48c6 | 26 | static void EVP_PKEY_free_it(EVP_PKEY *x); |
bb2297a4 | 27 | |
8900f3e3 | 28 | int EVP_PKEY_bits(const EVP_PKEY *pkey) |
0f113f3e MC |
29 | { |
30 | if (pkey && pkey->ameth && pkey->ameth->pkey_bits) | |
31 | return pkey->ameth->pkey_bits(pkey); | |
32 | return 0; | |
33 | } | |
58964a49 | 34 | |
2514fa79 | 35 | int EVP_PKEY_security_bits(const EVP_PKEY *pkey) |
0f113f3e MC |
36 | { |
37 | if (pkey == NULL) | |
38 | return 0; | |
39 | if (!pkey->ameth || !pkey->ameth->pkey_security_bits) | |
40 | return -2; | |
41 | return pkey->ameth->pkey_security_bits(pkey); | |
42 | } | |
2514fa79 | 43 | |
6b691a5c | 44 | int EVP_PKEY_size(EVP_PKEY *pkey) |
0f113f3e MC |
45 | { |
46 | if (pkey && pkey->ameth && pkey->ameth->pkey_size) | |
47 | return pkey->ameth->pkey_size(pkey); | |
48 | return 0; | |
49 | } | |
d02b48c6 | 50 | |
6b691a5c | 51 | int EVP_PKEY_save_parameters(EVP_PKEY *pkey, int mode) |
0f113f3e | 52 | { |
cf1b7d96 | 53 | #ifndef OPENSSL_NO_DSA |
0f113f3e MC |
54 | if (pkey->type == EVP_PKEY_DSA) { |
55 | int ret = pkey->save_parameters; | |
56 | ||
57 | if (mode >= 0) | |
58 | pkey->save_parameters = mode; | |
26a7d938 | 59 | return ret; |
0f113f3e | 60 | } |
4d94ae00 | 61 | #endif |
5488bb61 | 62 | #ifndef OPENSSL_NO_EC |
0f113f3e MC |
63 | if (pkey->type == EVP_PKEY_EC) { |
64 | int ret = pkey->save_parameters; | |
65 | ||
66 | if (mode >= 0) | |
67 | pkey->save_parameters = mode; | |
26a7d938 | 68 | return ret; |
0f113f3e | 69 | } |
d02b48c6 | 70 | #endif |
26a7d938 | 71 | return 0; |
0f113f3e | 72 | } |
d02b48c6 | 73 | |
a8b72844 | 74 | int EVP_PKEY_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from) |
0f113f3e | 75 | { |
2986ecdc DSH |
76 | if (to->type == EVP_PKEY_NONE) { |
77 | if (EVP_PKEY_set_type(to, from->type) == 0) | |
78 | return 0; | |
79 | } else if (to->type != from->type) { | |
0f113f3e MC |
80 | EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS, EVP_R_DIFFERENT_KEY_TYPES); |
81 | goto err; | |
82 | } | |
83 | ||
84 | if (EVP_PKEY_missing_parameters(from)) { | |
85 | EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS, EVP_R_MISSING_PARAMETERS); | |
86 | goto err; | |
87 | } | |
f72f00d4 DSH |
88 | |
89 | if (!EVP_PKEY_missing_parameters(to)) { | |
90 | if (EVP_PKEY_cmp_parameters(to, from) == 1) | |
91 | return 1; | |
92 | EVPerr(EVP_F_EVP_PKEY_COPY_PARAMETERS, EVP_R_DIFFERENT_PARAMETERS); | |
93 | return 0; | |
94 | } | |
95 | ||
0f113f3e MC |
96 | if (from->ameth && from->ameth->param_copy) |
97 | return from->ameth->param_copy(to, from); | |
98 | err: | |
99 | return 0; | |
100 | } | |
d02b48c6 | 101 | |
af0f0f3e | 102 | int EVP_PKEY_missing_parameters(const EVP_PKEY *pkey) |
0f113f3e MC |
103 | { |
104 | if (pkey->ameth && pkey->ameth->param_missing) | |
105 | return pkey->ameth->param_missing(pkey); | |
106 | return 0; | |
107 | } | |
d02b48c6 | 108 | |
af0f0f3e | 109 | int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b) |
0f113f3e MC |
110 | { |
111 | if (a->type != b->type) | |
112 | return -1; | |
113 | if (a->ameth && a->ameth->param_cmp) | |
114 | return a->ameth->param_cmp(a, b); | |
115 | return -2; | |
116 | } | |
58964a49 | 117 | |
af0f0f3e | 118 | int EVP_PKEY_cmp(const EVP_PKEY *a, const EVP_PKEY *b) |
0f113f3e MC |
119 | { |
120 | if (a->type != b->type) | |
121 | return -1; | |
122 | ||
123 | if (a->ameth) { | |
124 | int ret; | |
125 | /* Compare parameters if the algorithm has them */ | |
126 | if (a->ameth->param_cmp) { | |
127 | ret = a->ameth->param_cmp(a, b); | |
128 | if (ret <= 0) | |
129 | return ret; | |
130 | } | |
131 | ||
132 | if (a->ameth->pub_cmp) | |
133 | return a->ameth->pub_cmp(a, b); | |
134 | } | |
135 | ||
136 | return -2; | |
137 | } | |
e6526fbf | 138 | |
6b691a5c | 139 | EVP_PKEY *EVP_PKEY_new(void) |
0f113f3e | 140 | { |
a2d0baa2 | 141 | EVP_PKEY *ret = OPENSSL_zalloc(sizeof(*ret)); |
0f113f3e | 142 | |
0f113f3e MC |
143 | if (ret == NULL) { |
144 | EVPerr(EVP_F_EVP_PKEY_NEW, ERR_R_MALLOC_FAILURE); | |
03273d61 | 145 | return NULL; |
0f113f3e MC |
146 | } |
147 | ret->type = EVP_PKEY_NONE; | |
148 | ret->save_type = EVP_PKEY_NONE; | |
149 | ret->references = 1; | |
0f113f3e | 150 | ret->save_parameters = 1; |
03273d61 AG |
151 | ret->lock = CRYPTO_THREAD_lock_new(); |
152 | if (ret->lock == NULL) { | |
153 | EVPerr(EVP_F_EVP_PKEY_NEW, ERR_R_MALLOC_FAILURE); | |
154 | OPENSSL_free(ret); | |
155 | return NULL; | |
156 | } | |
157 | return ret; | |
0f113f3e MC |
158 | } |
159 | ||
c5ebfcab | 160 | int EVP_PKEY_up_ref(EVP_PKEY *pkey) |
2872dbe1 | 161 | { |
03273d61 | 162 | int i; |
c5ebfcab | 163 | |
2f545ae4 | 164 | if (CRYPTO_UP_REF(&pkey->references, &i, pkey->lock) <= 0) |
c5ebfcab F |
165 | return 0; |
166 | ||
167 | REF_PRINT_COUNT("EVP_PKEY", pkey); | |
168 | REF_ASSERT_ISNT(i < 2); | |
169 | return ((i > 1) ? 1 : 0); | |
2872dbe1 DSH |
170 | } |
171 | ||
0f113f3e MC |
172 | /* |
173 | * Setup a public key ASN1 method and ENGINE from a NID or a string. If pkey | |
174 | * is NULL just return 1 or 0 if the algorithm exists. | |
01b8b3c7 DSH |
175 | */ |
176 | ||
177 | static int pkey_set_type(EVP_PKEY *pkey, int type, const char *str, int len) | |
0f113f3e MC |
178 | { |
179 | const EVP_PKEY_ASN1_METHOD *ameth; | |
180 | ENGINE *e = NULL; | |
181 | if (pkey) { | |
182 | if (pkey->pkey.ptr) | |
183 | EVP_PKEY_free_it(pkey); | |
184 | /* | |
185 | * If key type matches and a method exists then this lookup has | |
186 | * succeeded once so just indicate success. | |
187 | */ | |
188 | if ((type == pkey->save_type) && pkey->ameth) | |
189 | return 1; | |
01b8b3c7 | 190 | #ifndef OPENSSL_NO_ENGINE |
d19b01ad | 191 | /* If we have ENGINEs release them */ |
7c96dbcd RS |
192 | ENGINE_finish(pkey->engine); |
193 | pkey->engine = NULL; | |
d19b01ad DSH |
194 | ENGINE_finish(pkey->pmeth_engine); |
195 | pkey->pmeth_engine = NULL; | |
01b8b3c7 | 196 | #endif |
0f113f3e MC |
197 | } |
198 | if (str) | |
199 | ameth = EVP_PKEY_asn1_find_str(&e, str, len); | |
200 | else | |
201 | ameth = EVP_PKEY_asn1_find(&e, type); | |
01b8b3c7 | 202 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 203 | if (pkey == NULL) |
0f113f3e | 204 | ENGINE_finish(e); |
01b8b3c7 | 205 | #endif |
7c96dbcd | 206 | if (ameth == NULL) { |
0f113f3e MC |
207 | EVPerr(EVP_F_PKEY_SET_TYPE, EVP_R_UNSUPPORTED_ALGORITHM); |
208 | return 0; | |
209 | } | |
210 | if (pkey) { | |
211 | pkey->ameth = ameth; | |
212 | pkey->engine = e; | |
213 | ||
214 | pkey->type = pkey->ameth->pkey_id; | |
215 | pkey->save_type = type; | |
216 | } | |
217 | return 1; | |
218 | } | |
01b8b3c7 DSH |
219 | |
220 | int EVP_PKEY_set_type(EVP_PKEY *pkey, int type) | |
0f113f3e MC |
221 | { |
222 | return pkey_set_type(pkey, type, NULL, -1); | |
223 | } | |
01b8b3c7 DSH |
224 | |
225 | int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len) | |
0f113f3e MC |
226 | { |
227 | return pkey_set_type(pkey, EVP_PKEY_NONE, str, len); | |
228 | } | |
d19b01ad DSH |
229 | #ifndef OPENSSL_NO_ENGINE |
230 | int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e) | |
231 | { | |
232 | if (e != NULL) { | |
233 | if (!ENGINE_init(e)) { | |
234 | EVPerr(EVP_F_EVP_PKEY_SET1_ENGINE, ERR_R_ENGINE_LIB); | |
235 | return 0; | |
236 | } | |
237 | if (ENGINE_get_pkey_meth(e, pkey->type) == NULL) { | |
238 | ENGINE_finish(e); | |
239 | EVPerr(EVP_F_EVP_PKEY_SET1_ENGINE, EVP_R_UNSUPPORTED_ALGORITHM); | |
240 | return 0; | |
241 | } | |
242 | } | |
243 | ENGINE_finish(pkey->pmeth_engine); | |
244 | pkey->pmeth_engine = e; | |
245 | return 1; | |
246 | } | |
247 | #endif | |
01b8b3c7 | 248 | int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key) |
0f113f3e | 249 | { |
e34c66c6 | 250 | if (pkey == NULL || !EVP_PKEY_set_type(pkey, type)) |
0f113f3e MC |
251 | return 0; |
252 | pkey->pkey.ptr = key; | |
253 | return (key != NULL); | |
254 | } | |
d02b48c6 | 255 | |
3aeb9348 | 256 | void *EVP_PKEY_get0(const EVP_PKEY *pkey) |
0f113f3e MC |
257 | { |
258 | return pkey->pkey.ptr; | |
259 | } | |
db98bbc1 | 260 | |
ebad0b0b NM |
261 | const unsigned char *EVP_PKEY_get0_hmac(const EVP_PKEY *pkey, size_t *len) |
262 | { | |
263 | ASN1_OCTET_STRING *os = NULL; | |
264 | if (pkey->type != EVP_PKEY_HMAC) { | |
265 | EVPerr(EVP_F_EVP_PKEY_GET0_HMAC, EVP_R_EXPECTING_AN_HMAC_KEY); | |
266 | return NULL; | |
267 | } | |
268 | os = EVP_PKEY_get0(pkey); | |
269 | *len = os->length; | |
270 | return os->data; | |
271 | } | |
272 | ||
52ad5b60 TS |
273 | #ifndef OPENSSL_NO_POLY1305 |
274 | const unsigned char *EVP_PKEY_get0_poly1305(const EVP_PKEY *pkey, size_t *len) | |
275 | { | |
276 | ASN1_OCTET_STRING *os = NULL; | |
277 | if (pkey->type != EVP_PKEY_POLY1305) { | |
278 | EVPerr(EVP_F_EVP_PKEY_GET0_POLY1305, EVP_R_EXPECTING_A_POLY1305_KEY); | |
279 | return NULL; | |
280 | } | |
281 | os = EVP_PKEY_get0(pkey); | |
282 | *len = os->length; | |
283 | return os->data; | |
284 | } | |
285 | #endif | |
286 | ||
3f5616d7 TS |
287 | #ifndef OPENSSL_NO_SIPHASH |
288 | const unsigned char *EVP_PKEY_get0_siphash(const EVP_PKEY *pkey, size_t *len) | |
289 | { | |
290 | ASN1_OCTET_STRING *os = NULL; | |
291 | ||
292 | if (pkey->type != EVP_PKEY_SIPHASH) { | |
293 | EVPerr(EVP_F_EVP_PKEY_GET0_SIPHASH, EVP_R_EXPECTING_A_SIPHASH_KEY); | |
294 | return NULL; | |
295 | } | |
296 | os = EVP_PKEY_get0(pkey); | |
297 | *len = os->length; | |
298 | return os->data; | |
299 | } | |
300 | #endif | |
301 | ||
cf1b7d96 | 302 | #ifndef OPENSSL_NO_RSA |
c7cb16a8 | 303 | int EVP_PKEY_set1_RSA(EVP_PKEY *pkey, RSA *key) |
52664f50 | 304 | { |
0f113f3e MC |
305 | int ret = EVP_PKEY_assign_RSA(pkey, key); |
306 | if (ret) | |
307 | RSA_up_ref(key); | |
308 | return ret; | |
52664f50 DSH |
309 | } |
310 | ||
2872dbe1 | 311 | RSA *EVP_PKEY_get0_RSA(EVP_PKEY *pkey) |
0f113f3e MC |
312 | { |
313 | if (pkey->type != EVP_PKEY_RSA) { | |
2872dbe1 | 314 | EVPerr(EVP_F_EVP_PKEY_GET0_RSA, EVP_R_EXPECTING_AN_RSA_KEY); |
0f113f3e MC |
315 | return NULL; |
316 | } | |
0f113f3e | 317 | return pkey->pkey.rsa; |
f769ce3e | 318 | } |
2872dbe1 DSH |
319 | |
320 | RSA *EVP_PKEY_get1_RSA(EVP_PKEY *pkey) | |
321 | { | |
322 | RSA *ret = EVP_PKEY_get0_RSA(pkey); | |
323 | if (ret != NULL) | |
324 | RSA_up_ref(ret); | |
325 | return ret; | |
326 | } | |
f769ce3e DSH |
327 | #endif |
328 | ||
cf1b7d96 | 329 | #ifndef OPENSSL_NO_DSA |
c7cb16a8 | 330 | int EVP_PKEY_set1_DSA(EVP_PKEY *pkey, DSA *key) |
52664f50 | 331 | { |
0f113f3e MC |
332 | int ret = EVP_PKEY_assign_DSA(pkey, key); |
333 | if (ret) | |
334 | DSA_up_ref(key); | |
335 | return ret; | |
52664f50 DSH |
336 | } |
337 | ||
2872dbe1 | 338 | DSA *EVP_PKEY_get0_DSA(EVP_PKEY *pkey) |
0f113f3e MC |
339 | { |
340 | if (pkey->type != EVP_PKEY_DSA) { | |
2872dbe1 | 341 | EVPerr(EVP_F_EVP_PKEY_GET0_DSA, EVP_R_EXPECTING_A_DSA_KEY); |
0f113f3e MC |
342 | return NULL; |
343 | } | |
0f113f3e | 344 | return pkey->pkey.dsa; |
f769ce3e | 345 | } |
2872dbe1 DSH |
346 | |
347 | DSA *EVP_PKEY_get1_DSA(EVP_PKEY *pkey) | |
348 | { | |
349 | DSA *ret = EVP_PKEY_get0_DSA(pkey); | |
350 | if (ret != NULL) | |
351 | DSA_up_ref(ret); | |
352 | return ret; | |
353 | } | |
f769ce3e DSH |
354 | #endif |
355 | ||
14a7cfb3 | 356 | #ifndef OPENSSL_NO_EC |
4d94ae00 | 357 | |
14a7cfb3 | 358 | int EVP_PKEY_set1_EC_KEY(EVP_PKEY *pkey, EC_KEY *key) |
4d94ae00 | 359 | { |
0f113f3e MC |
360 | int ret = EVP_PKEY_assign_EC_KEY(pkey, key); |
361 | if (ret) | |
362 | EC_KEY_up_ref(key); | |
363 | return ret; | |
4d94ae00 BM |
364 | } |
365 | ||
2872dbe1 | 366 | EC_KEY *EVP_PKEY_get0_EC_KEY(EVP_PKEY *pkey) |
4d94ae00 | 367 | { |
0f113f3e | 368 | if (pkey->type != EVP_PKEY_EC) { |
2872dbe1 | 369 | EVPerr(EVP_F_EVP_PKEY_GET0_EC_KEY, EVP_R_EXPECTING_A_EC_KEY); |
0f113f3e MC |
370 | return NULL; |
371 | } | |
0f113f3e | 372 | return pkey->pkey.ec; |
4d94ae00 | 373 | } |
2872dbe1 DSH |
374 | |
375 | EC_KEY *EVP_PKEY_get1_EC_KEY(EVP_PKEY *pkey) | |
376 | { | |
377 | EC_KEY *ret = EVP_PKEY_get0_EC_KEY(pkey); | |
378 | if (ret != NULL) | |
379 | EC_KEY_up_ref(ret); | |
380 | return ret; | |
381 | } | |
4d94ae00 BM |
382 | #endif |
383 | ||
cf1b7d96 | 384 | #ifndef OPENSSL_NO_DH |
52664f50 | 385 | |
c7cb16a8 | 386 | int EVP_PKEY_set1_DH(EVP_PKEY *pkey, DH *key) |
52664f50 | 387 | { |
0f113f3e MC |
388 | int ret = EVP_PKEY_assign_DH(pkey, key); |
389 | if (ret) | |
390 | DH_up_ref(key); | |
391 | return ret; | |
52664f50 DSH |
392 | } |
393 | ||
2872dbe1 | 394 | DH *EVP_PKEY_get0_DH(EVP_PKEY *pkey) |
0f113f3e MC |
395 | { |
396 | if (pkey->type != EVP_PKEY_DH && pkey->type != EVP_PKEY_DHX) { | |
2872dbe1 | 397 | EVPerr(EVP_F_EVP_PKEY_GET0_DH, EVP_R_EXPECTING_A_DH_KEY); |
0f113f3e MC |
398 | return NULL; |
399 | } | |
0f113f3e | 400 | return pkey->pkey.dh; |
f769ce3e | 401 | } |
2872dbe1 DSH |
402 | |
403 | DH *EVP_PKEY_get1_DH(EVP_PKEY *pkey) | |
404 | { | |
405 | DH *ret = EVP_PKEY_get0_DH(pkey); | |
406 | if (ret != NULL) | |
407 | DH_up_ref(ret); | |
408 | return ret; | |
409 | } | |
f769ce3e DSH |
410 | #endif |
411 | ||
6b691a5c | 412 | int EVP_PKEY_type(int type) |
0f113f3e MC |
413 | { |
414 | int ret; | |
415 | const EVP_PKEY_ASN1_METHOD *ameth; | |
416 | ENGINE *e; | |
417 | ameth = EVP_PKEY_asn1_find(&e, type); | |
418 | if (ameth) | |
419 | ret = ameth->pkey_id; | |
420 | else | |
421 | ret = NID_undef; | |
01b8b3c7 | 422 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd | 423 | ENGINE_finish(e); |
01b8b3c7 | 424 | #endif |
0f113f3e MC |
425 | return ret; |
426 | } | |
d02b48c6 | 427 | |
7f57b076 | 428 | int EVP_PKEY_id(const EVP_PKEY *pkey) |
0f113f3e MC |
429 | { |
430 | return pkey->type; | |
431 | } | |
7f57b076 DSH |
432 | |
433 | int EVP_PKEY_base_id(const EVP_PKEY *pkey) | |
0f113f3e MC |
434 | { |
435 | return EVP_PKEY_type(pkey->type); | |
436 | } | |
7f57b076 | 437 | |
6b691a5c | 438 | void EVP_PKEY_free(EVP_PKEY *x) |
0f113f3e MC |
439 | { |
440 | int i; | |
d02b48c6 | 441 | |
0f113f3e MC |
442 | if (x == NULL) |
443 | return; | |
d02b48c6 | 444 | |
2f545ae4 | 445 | CRYPTO_DOWN_REF(&x->references, &i, x->lock); |
f3f1cf84 | 446 | REF_PRINT_COUNT("EVP_PKEY", x); |
0f113f3e MC |
447 | if (i > 0) |
448 | return; | |
f3f1cf84 | 449 | REF_ASSERT_ISNT(i < 0); |
0f113f3e | 450 | EVP_PKEY_free_it(x); |
d65c3615 | 451 | CRYPTO_THREAD_lock_free(x->lock); |
222561fe | 452 | sk_X509_ATTRIBUTE_pop_free(x->attributes, X509_ATTRIBUTE_free); |
0f113f3e MC |
453 | OPENSSL_free(x); |
454 | } | |
d02b48c6 | 455 | |
6b691a5c | 456 | static void EVP_PKEY_free_it(EVP_PKEY *x) |
0f113f3e | 457 | { |
c5ba2d99 | 458 | /* internal function; x is never NULL */ |
0f113f3e MC |
459 | if (x->ameth && x->ameth->pkey_free) { |
460 | x->ameth->pkey_free(x); | |
461 | x->pkey.ptr = NULL; | |
462 | } | |
01b8b3c7 | 463 | #ifndef OPENSSL_NO_ENGINE |
7c96dbcd RS |
464 | ENGINE_finish(x->engine); |
465 | x->engine = NULL; | |
d19b01ad DSH |
466 | ENGINE_finish(x->pmeth_engine); |
467 | x->pmeth_engine = NULL; | |
01b8b3c7 | 468 | #endif |
0f113f3e | 469 | } |
d02b48c6 | 470 | |
35208f36 | 471 | static int unsup_alg(BIO *out, const EVP_PKEY *pkey, int indent, |
0f113f3e MC |
472 | const char *kstr) |
473 | { | |
474 | BIO_indent(out, indent, 128); | |
475 | BIO_printf(out, "%s algorithm \"%s\" unsupported\n", | |
476 | kstr, OBJ_nid2ln(pkey->type)); | |
477 | return 1; | |
478 | } | |
35208f36 DSH |
479 | |
480 | int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey, | |
0f113f3e MC |
481 | int indent, ASN1_PCTX *pctx) |
482 | { | |
483 | if (pkey->ameth && pkey->ameth->pub_print) | |
484 | return pkey->ameth->pub_print(out, pkey, indent, pctx); | |
485 | ||
486 | return unsup_alg(out, pkey, indent, "Public Key"); | |
487 | } | |
35208f36 DSH |
488 | |
489 | int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey, | |
0f113f3e MC |
490 | int indent, ASN1_PCTX *pctx) |
491 | { | |
492 | if (pkey->ameth && pkey->ameth->priv_print) | |
493 | return pkey->ameth->priv_print(out, pkey, indent, pctx); | |
494 | ||
495 | return unsup_alg(out, pkey, indent, "Private Key"); | |
496 | } | |
35208f36 DSH |
497 | |
498 | int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey, | |
0f113f3e MC |
499 | int indent, ASN1_PCTX *pctx) |
500 | { | |
501 | if (pkey->ameth && pkey->ameth->param_print) | |
502 | return pkey->ameth->param_print(out, pkey, indent, pctx); | |
503 | return unsup_alg(out, pkey, indent, "Parameters"); | |
504 | } | |
03919683 | 505 | |
5d6aaf8a | 506 | static int evp_pkey_asn1_ctrl(EVP_PKEY *pkey, int op, int arg1, void *arg2) |
0f113f3e | 507 | { |
5d6aaf8a | 508 | if (pkey->ameth == NULL || pkey->ameth->pkey_ctrl == NULL) |
0f113f3e | 509 | return -2; |
5d6aaf8a DSH |
510 | return pkey->ameth->pkey_ctrl(pkey, op, arg1, arg2); |
511 | } | |
512 | ||
513 | int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid) | |
514 | { | |
515 | return evp_pkey_asn1_ctrl(pkey, ASN1_PKEY_CTRL_DEFAULT_MD_NID, 0, pnid); | |
516 | } | |
517 | ||
518 | int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey, | |
519 | const unsigned char *pt, size_t ptlen) | |
520 | { | |
521 | if (ptlen > INT_MAX) | |
522 | return 0; | |
523 | if (evp_pkey_asn1_ctrl(pkey, ASN1_PKEY_CTRL_SET1_TLS_ENCPT, ptlen, | |
524 | (void *)pt) <= 0) | |
525 | return 0; | |
526 | return 1; | |
527 | } | |
528 | ||
529 | size_t EVP_PKEY_get1_tls_encodedpoint(EVP_PKEY *pkey, unsigned char **ppt) | |
530 | { | |
531 | int rv; | |
532 | rv = evp_pkey_asn1_ctrl(pkey, ASN1_PKEY_CTRL_GET1_TLS_ENCPT, 0, ppt); | |
533 | if (rv <= 0) | |
534 | return 0; | |
535 | return rv; | |
0f113f3e | 536 | } |