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8ae40cf5 | 1 | /* |
a28d06f3 | 2 | * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved. |
8ae40cf5 RL |
3 | * |
4 | * Licensed under the Apache License 2.0 (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 | |
8 | */ | |
9 | ||
10 | /* | |
11 | * Low level APIs are deprecated for public use, but still ok for internal use. | |
12 | */ | |
13 | #include "internal/deprecated.h" | |
14 | ||
15 | #include <openssl/core.h> | |
16 | #include <openssl/core_dispatch.h> | |
17 | #include <openssl/core_names.h> | |
18 | #include <openssl/crypto.h> | |
19 | #include <openssl/params.h> | |
20 | #include <openssl/asn1.h> | |
21 | #include <openssl/err.h> | |
22 | #include <openssl/pem.h> | |
23 | #include <openssl/x509.h> | |
24 | #include <openssl/pkcs12.h> /* PKCS8_encrypt() */ | |
25 | #include <openssl/dh.h> | |
26 | #include <openssl/dsa.h> | |
27 | #include <openssl/ec.h> | |
2741128e | 28 | #include <openssl/proverr.h> |
8ae40cf5 RL |
29 | #include "internal/passphrase.h" |
30 | #include "internal/cryptlib.h" | |
31 | #include "crypto/ecx.h" | |
32 | #include "crypto/rsa.h" | |
33 | #include "prov/implementations.h" | |
8ae40cf5 RL |
34 | #include "prov/bio.h" |
35 | #include "prov/provider_ctx.h" | |
36 | #include "prov/der_rsa.h" | |
37 | #include "endecoder_local.h" | |
38 | ||
a2e145f8 RL |
39 | #if defined(OPENSSL_NO_DH) && defined(OPENSSL_NO_DSA) && defined(OPENSSL_NO_EC) |
40 | # define OPENSSL_NO_KEYPARAMS | |
41 | #endif | |
42 | ||
8ae40cf5 RL |
43 | struct key2any_ctx_st { |
44 | PROV_CTX *provctx; | |
45 | ||
46 | /* Set to 1 if intending to encrypt/decrypt, otherwise 0 */ | |
47 | int cipher_intent; | |
48 | ||
49 | EVP_CIPHER *cipher; | |
50 | ||
51 | struct ossl_passphrase_data_st pwdata; | |
52 | }; | |
53 | ||
111dc4b0 | 54 | typedef int check_key_type_fn(const void *key, int nid); |
8ae40cf5 RL |
55 | typedef int key_to_paramstring_fn(const void *key, int nid, |
56 | void **str, int *strtype); | |
c319b627 RL |
57 | typedef int key_to_der_fn(BIO *out, const void *key, |
58 | int key_nid, const char *pemname, | |
8ae40cf5 RL |
59 | key_to_paramstring_fn *p2s, i2d_of_void *k2d, |
60 | struct key2any_ctx_st *ctx); | |
61 | typedef int write_bio_of_void_fn(BIO *bp, const void *x); | |
62 | ||
63 | static PKCS8_PRIV_KEY_INFO *key_to_p8info(const void *key, int key_nid, | |
64 | void *params, int params_type, | |
65 | i2d_of_void *k2d) | |
66 | { | |
67 | /* der, derlen store the key DER output and its length */ | |
68 | unsigned char *der = NULL; | |
69 | int derlen; | |
70 | /* The final PKCS#8 info */ | |
71 | PKCS8_PRIV_KEY_INFO *p8info = NULL; | |
72 | ||
73 | ||
74 | if ((p8info = PKCS8_PRIV_KEY_INFO_new()) == NULL | |
75 | || (derlen = k2d(key, &der)) <= 0 | |
76 | || !PKCS8_pkey_set0(p8info, OBJ_nid2obj(key_nid), 0, | |
77 | params_type, params, der, derlen)) { | |
78 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
79 | PKCS8_PRIV_KEY_INFO_free(p8info); | |
80 | OPENSSL_free(der); | |
81 | p8info = NULL; | |
82 | } | |
83 | ||
84 | return p8info; | |
85 | } | |
86 | ||
87 | static X509_SIG *p8info_to_encp8(PKCS8_PRIV_KEY_INFO *p8info, | |
88 | struct key2any_ctx_st *ctx) | |
89 | { | |
90 | X509_SIG *p8 = NULL; | |
91 | char kstr[PEM_BUFSIZE]; | |
92 | size_t klen = 0; | |
93 | ||
94 | if (ctx->cipher == NULL) | |
95 | return NULL; | |
96 | ||
97 | if (!ossl_pw_get_passphrase(kstr, sizeof(kstr), &klen, NULL, 1, | |
98 | &ctx->pwdata)) { | |
f5f29796 | 99 | ERR_raise(ERR_LIB_PROV, PROV_R_UNABLE_TO_GET_PASSPHRASE); |
8ae40cf5 RL |
100 | return NULL; |
101 | } | |
102 | /* First argument == -1 means "standard" */ | |
103 | p8 = PKCS8_encrypt(-1, ctx->cipher, kstr, klen, NULL, 0, 0, p8info); | |
104 | OPENSSL_cleanse(kstr, klen); | |
105 | return p8; | |
106 | } | |
107 | ||
108 | static X509_SIG *key_to_encp8(const void *key, int key_nid, | |
109 | void *params, int params_type, | |
110 | i2d_of_void *k2d, struct key2any_ctx_st *ctx) | |
111 | { | |
112 | PKCS8_PRIV_KEY_INFO *p8info = | |
113 | key_to_p8info(key, key_nid, params, params_type, k2d); | |
114 | X509_SIG *p8 = p8info_to_encp8(p8info, ctx); | |
115 | ||
116 | PKCS8_PRIV_KEY_INFO_free(p8info); | |
117 | return p8; | |
118 | } | |
119 | ||
120 | static X509_PUBKEY *key_to_pubkey(const void *key, int key_nid, | |
121 | void *params, int params_type, | |
122 | i2d_of_void k2d) | |
123 | { | |
124 | /* der, derlen store the key DER output and its length */ | |
125 | unsigned char *der = NULL; | |
126 | int derlen; | |
127 | /* The final X509_PUBKEY */ | |
128 | X509_PUBKEY *xpk = NULL; | |
129 | ||
130 | ||
131 | if ((xpk = X509_PUBKEY_new()) == NULL | |
132 | || (derlen = k2d(key, &der)) <= 0 | |
133 | || !X509_PUBKEY_set0_param(xpk, OBJ_nid2obj(key_nid), | |
134 | params_type, params, der, derlen)) { | |
135 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
136 | X509_PUBKEY_free(xpk); | |
137 | OPENSSL_free(der); | |
138 | xpk = NULL; | |
139 | } | |
140 | ||
141 | return xpk; | |
142 | } | |
143 | ||
c319b627 RL |
144 | /* |
145 | * key_to_pkcs8_* produce encoded output with the key data pkcs8 | |
146 | * in a structure. For private keys, that structure is PKCS#8, and for | |
147 | * public keys, it's X.509 SubjectPublicKeyInfo. Parameters don't have | |
148 | * any defined envelopment of that kind. | |
149 | */ | |
150 | static int key_to_pkcs8_der_priv_bio(BIO *out, const void *key, | |
151 | int key_nid, | |
152 | ossl_unused const char *pemname, | |
153 | key_to_paramstring_fn *p2s, | |
154 | i2d_of_void *k2d, | |
155 | struct key2any_ctx_st *ctx) | |
8ae40cf5 RL |
156 | { |
157 | int ret = 0; | |
158 | void *str = NULL; | |
159 | int strtype = V_ASN1_UNDEF; | |
160 | ||
161 | if (p2s != NULL && !p2s(key, key_nid, &str, &strtype)) | |
162 | return 0; | |
163 | ||
164 | if (ctx->cipher_intent) { | |
165 | X509_SIG *p8 = key_to_encp8(key, key_nid, str, strtype, k2d, ctx); | |
166 | ||
167 | if (p8 != NULL) | |
168 | ret = i2d_PKCS8_bio(out, p8); | |
169 | ||
170 | X509_SIG_free(p8); | |
171 | } else { | |
172 | PKCS8_PRIV_KEY_INFO *p8info = | |
173 | key_to_p8info(key, key_nid, str, strtype, k2d); | |
174 | ||
175 | if (p8info != NULL) | |
176 | ret = i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8info); | |
177 | ||
178 | PKCS8_PRIV_KEY_INFO_free(p8info); | |
179 | } | |
180 | ||
181 | return ret; | |
182 | } | |
183 | ||
c319b627 RL |
184 | static int key_to_pkcs8_pem_priv_bio(BIO *out, const void *key, |
185 | int key_nid, | |
186 | ossl_unused const char *pemname, | |
187 | key_to_paramstring_fn *p2s, | |
188 | i2d_of_void *k2d, | |
189 | struct key2any_ctx_st *ctx) | |
8ae40cf5 RL |
190 | { |
191 | int ret = 0; | |
192 | void *str = NULL; | |
193 | int strtype = V_ASN1_UNDEF; | |
194 | ||
195 | if (p2s != NULL && !p2s(key, key_nid, &str, &strtype)) | |
196 | return 0; | |
197 | ||
198 | if (ctx->cipher_intent) { | |
199 | X509_SIG *p8 = key_to_encp8(key, key_nid, str, strtype, k2d, ctx); | |
200 | ||
201 | if (p8 != NULL) | |
202 | ret = PEM_write_bio_PKCS8(out, p8); | |
203 | ||
204 | X509_SIG_free(p8); | |
205 | } else { | |
206 | PKCS8_PRIV_KEY_INFO *p8info = | |
207 | key_to_p8info(key, key_nid, str, strtype, k2d); | |
208 | ||
209 | if (p8info != NULL) | |
210 | ret = PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8info); | |
211 | ||
212 | PKCS8_PRIV_KEY_INFO_free(p8info); | |
213 | } | |
214 | ||
215 | return ret; | |
216 | } | |
217 | ||
c319b627 RL |
218 | static int key_to_spki_der_pub_bio(BIO *out, const void *key, |
219 | int key_nid, | |
220 | ossl_unused const char *pemname, | |
221 | key_to_paramstring_fn *p2s, | |
222 | i2d_of_void *k2d, | |
223 | struct key2any_ctx_st *ctx) | |
8ae40cf5 RL |
224 | { |
225 | int ret = 0; | |
226 | void *str = NULL; | |
227 | int strtype = V_ASN1_UNDEF; | |
228 | X509_PUBKEY *xpk = NULL; | |
229 | ||
230 | if (p2s != NULL && !p2s(key, key_nid, &str, &strtype)) | |
231 | return 0; | |
232 | ||
233 | xpk = key_to_pubkey(key, key_nid, str, strtype, k2d); | |
234 | ||
235 | if (xpk != NULL) | |
236 | ret = i2d_X509_PUBKEY_bio(out, xpk); | |
237 | ||
238 | /* Also frees |str| */ | |
239 | X509_PUBKEY_free(xpk); | |
240 | return ret; | |
241 | } | |
242 | ||
c319b627 RL |
243 | static int key_to_spki_pem_pub_bio(BIO *out, const void *key, |
244 | int key_nid, | |
245 | ossl_unused const char *pemname, | |
246 | key_to_paramstring_fn *p2s, | |
247 | i2d_of_void *k2d, | |
248 | struct key2any_ctx_st *ctx) | |
8ae40cf5 RL |
249 | { |
250 | int ret = 0; | |
251 | void *str = NULL; | |
252 | int strtype = V_ASN1_UNDEF; | |
253 | X509_PUBKEY *xpk = NULL; | |
254 | ||
255 | if (p2s != NULL && !p2s(key, key_nid, &str, &strtype)) | |
256 | return 0; | |
257 | ||
258 | xpk = key_to_pubkey(key, key_nid, str, strtype, k2d); | |
259 | ||
260 | if (xpk != NULL) | |
261 | ret = PEM_write_bio_X509_PUBKEY(out, xpk); | |
262 | ||
263 | /* Also frees |str| */ | |
264 | X509_PUBKEY_free(xpk); | |
265 | return ret; | |
266 | } | |
267 | ||
c319b627 RL |
268 | /* |
269 | * key_to_type_specific_* produce encoded output with type specific key data, | |
270 | * no envelopment; the same kind of output as the type specific i2d_ and | |
271 | * PEM_write_ functions, which is often a simple SEQUENCE of INTEGER. | |
272 | * | |
273 | * OpenSSL tries to discourage production of new keys in this form, because | |
274 | * of the ambiguity when trying to recognise them, but can't deny that PKCS#1 | |
275 | * et al still are live standards. | |
276 | * | |
277 | * Note that these functions completely ignore p2s, and rather rely entirely | |
278 | * on k2d to do the complete work. | |
279 | */ | |
280 | static int key_to_type_specific_der_bio(BIO *out, const void *key, | |
281 | int key_nid, | |
282 | ossl_unused const char *pemname, | |
283 | key_to_paramstring_fn *p2s, | |
284 | i2d_of_void *k2d, | |
285 | struct key2any_ctx_st *ctx) | |
286 | { | |
287 | unsigned char *der = NULL; | |
288 | int derlen; | |
289 | int ret; | |
290 | ||
291 | if ((derlen = k2d(key, &der)) <= 0) { | |
292 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
293 | return 0; | |
294 | } | |
295 | ||
296 | ret = BIO_write(out, der, derlen); | |
297 | OPENSSL_free(der); | |
298 | return ret > 0; | |
299 | } | |
300 | #define key_to_type_specific_der_priv_bio key_to_type_specific_der_bio | |
301 | #define key_to_type_specific_der_pub_bio key_to_type_specific_der_bio | |
302 | #define key_to_type_specific_der_param_bio key_to_type_specific_der_bio | |
303 | ||
304 | static int key_to_type_specific_pem_bio_cb(BIO *out, const void *key, | |
305 | int key_nid, const char *pemname, | |
306 | key_to_paramstring_fn *p2s, | |
307 | i2d_of_void *k2d, | |
308 | struct key2any_ctx_st *ctx, | |
309 | pem_password_cb *cb, void *cbarg) | |
310 | { | |
311 | return | |
312 | PEM_ASN1_write_bio(k2d, pemname, out, key, ctx->cipher, | |
313 | NULL, 0, ossl_pw_pem_password, &ctx->pwdata) > 0; | |
314 | } | |
315 | ||
316 | static int key_to_type_specific_pem_priv_bio(BIO *out, const void *key, | |
317 | int key_nid, const char *pemname, | |
318 | key_to_paramstring_fn *p2s, | |
319 | i2d_of_void *k2d, | |
320 | struct key2any_ctx_st *ctx) | |
321 | { | |
322 | return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname, | |
323 | p2s, k2d, ctx, | |
324 | ossl_pw_pem_password, &ctx->pwdata); | |
325 | } | |
326 | ||
327 | static int key_to_type_specific_pem_pub_bio(BIO *out, const void *key, | |
328 | int key_nid, const char *pemname, | |
329 | key_to_paramstring_fn *p2s, | |
330 | i2d_of_void *k2d, | |
331 | struct key2any_ctx_st *ctx) | |
332 | { | |
333 | return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname, | |
334 | p2s, k2d, ctx, NULL, NULL); | |
335 | } | |
336 | ||
a2e145f8 | 337 | #ifndef OPENSSL_NO_KEYPARAMS |
c319b627 RL |
338 | static int key_to_type_specific_pem_param_bio(BIO *out, const void *key, |
339 | int key_nid, const char *pemname, | |
340 | key_to_paramstring_fn *p2s, | |
341 | i2d_of_void *k2d, | |
342 | struct key2any_ctx_st *ctx) | |
343 | { | |
344 | return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname, | |
345 | p2s, k2d, ctx, NULL, NULL); | |
346 | } | |
01b77081 | 347 | #endif |
c319b627 | 348 | |
111dc4b0 RL |
349 | #define der_output_type "DER" |
350 | #define pem_output_type "PEM" | |
351 | ||
8ae40cf5 RL |
352 | /* ---------------------------------------------------------------------- */ |
353 | ||
354 | #ifndef OPENSSL_NO_DH | |
8ae40cf5 RL |
355 | static int prepare_dh_params(const void *dh, int nid, |
356 | void **pstr, int *pstrtype) | |
357 | { | |
358 | ASN1_STRING *params = ASN1_STRING_new(); | |
359 | ||
360 | if (params == NULL) { | |
361 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
362 | return 0; | |
363 | } | |
364 | ||
365 | if (nid == EVP_PKEY_DHX) | |
366 | params->length = i2d_DHxparams(dh, ¶ms->data); | |
367 | else | |
368 | params->length = i2d_DHparams(dh, ¶ms->data); | |
369 | ||
370 | if (params->length <= 0) { | |
371 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
372 | ASN1_STRING_free(params); | |
373 | return 0; | |
374 | } | |
375 | params->type = V_ASN1_SEQUENCE; | |
376 | ||
377 | *pstr = params; | |
378 | *pstrtype = V_ASN1_SEQUENCE; | |
379 | return 1; | |
380 | } | |
381 | ||
c319b627 | 382 | static int dh_spki_pub_to_der(const void *dh, unsigned char **pder) |
8ae40cf5 RL |
383 | { |
384 | const BIGNUM *bn = NULL; | |
385 | ASN1_INTEGER *pub_key = NULL; | |
386 | int ret; | |
387 | ||
388 | if ((bn = DH_get0_pub_key(dh)) == NULL) { | |
389 | ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY); | |
390 | return 0; | |
391 | } | |
392 | if ((pub_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) { | |
393 | ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR); | |
394 | return 0; | |
395 | } | |
396 | ||
397 | ret = i2d_ASN1_INTEGER(pub_key, pder); | |
398 | ||
399 | ASN1_STRING_clear_free(pub_key); | |
400 | return ret; | |
401 | } | |
402 | ||
c319b627 | 403 | static int dh_pkcs8_priv_to_der(const void *dh, unsigned char **pder) |
8ae40cf5 RL |
404 | { |
405 | const BIGNUM *bn = NULL; | |
406 | ASN1_INTEGER *priv_key = NULL; | |
407 | int ret; | |
408 | ||
409 | if ((bn = DH_get0_priv_key(dh)) == NULL) { | |
410 | ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY); | |
411 | return 0; | |
412 | } | |
413 | if ((priv_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) { | |
414 | ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR); | |
415 | return 0; | |
416 | } | |
417 | ||
418 | ret = i2d_ASN1_INTEGER(priv_key, pder); | |
419 | ||
420 | ASN1_STRING_clear_free(priv_key); | |
421 | return ret; | |
422 | } | |
423 | ||
c319b627 | 424 | static int dh_type_specific_params_to_der(const void *dh, unsigned char **pder) |
8ae40cf5 | 425 | { |
c319b627 RL |
426 | if (DH_test_flags(dh, DH_FLAG_TYPE_DHX)) |
427 | return i2d_DHxparams(dh, pder); | |
428 | return i2d_DHparams(dh, pder); | |
8ae40cf5 RL |
429 | } |
430 | ||
c319b627 RL |
431 | /* |
432 | * DH doesn't have i2d_DHPrivateKey or i2d_DHPublicKey, so we can't make | |
433 | * corresponding functions here. | |
434 | */ | |
435 | # define dh_type_specific_priv_to_der NULL | |
436 | # define dh_type_specific_pub_to_der NULL | |
111dc4b0 | 437 | |
c319b627 | 438 | static int dh_check_key_type(const void *dh, int expected_type) |
111dc4b0 RL |
439 | { |
440 | int type = | |
c319b627 | 441 | DH_test_flags(dh, DH_FLAG_TYPE_DHX) ? EVP_PKEY_DHX : EVP_PKEY_DH; |
111dc4b0 RL |
442 | |
443 | return type == expected_type; | |
444 | } | |
445 | ||
446 | # define dh_evp_type EVP_PKEY_DH | |
447 | # define dhx_evp_type EVP_PKEY_DHX | |
448 | # define dh_input_type "DH" | |
449 | # define dhx_input_type "DHX" | |
c319b627 RL |
450 | # define dh_pem_type "DH" |
451 | # define dhx_pem_type "X9.42 DH" | |
8ae40cf5 RL |
452 | #endif |
453 | ||
454 | /* ---------------------------------------------------------------------- */ | |
455 | ||
456 | #ifndef OPENSSL_NO_DSA | |
8ae40cf5 RL |
457 | static int prepare_some_dsa_params(const void *dsa, int nid, |
458 | void **pstr, int *pstrtype) | |
459 | { | |
460 | ASN1_STRING *params = ASN1_STRING_new(); | |
461 | ||
462 | if (params == NULL) { | |
463 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
464 | return 0; | |
465 | } | |
466 | ||
467 | params->length = i2d_DSAparams(dsa, ¶ms->data); | |
468 | ||
469 | if (params->length <= 0) { | |
470 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
471 | ASN1_STRING_free(params); | |
472 | return 0; | |
473 | } | |
474 | ||
475 | *pstrtype = V_ASN1_SEQUENCE; | |
476 | *pstr = params; | |
477 | return 1; | |
478 | } | |
479 | ||
480 | static int prepare_all_dsa_params(const void *dsa, int nid, | |
481 | void **pstr, int *pstrtype) | |
482 | { | |
483 | const BIGNUM *p = DSA_get0_p(dsa); | |
484 | const BIGNUM *q = DSA_get0_q(dsa); | |
485 | const BIGNUM *g = DSA_get0_g(dsa); | |
486 | ||
487 | if (p != NULL && q != NULL && g != NULL) | |
488 | return prepare_some_dsa_params(dsa, nid, pstr, pstrtype); | |
489 | ||
490 | *pstr = NULL; | |
491 | *pstrtype = V_ASN1_UNDEF; | |
492 | return 1; | |
493 | } | |
494 | ||
495 | static int prepare_dsa_params(const void *dsa, int nid, | |
496 | void **pstr, int *pstrtype) | |
497 | { | |
498 | /* | |
499 | * TODO(v3.0) implement setting save_parameters, see dsa_pub_encode() | |
500 | * in crypto/dsa/dsa_ameth.c | |
501 | */ | |
502 | int save_parameters = 1; | |
503 | ||
504 | return save_parameters | |
505 | ? prepare_all_dsa_params(dsa, nid, pstr, pstrtype) | |
506 | : prepare_some_dsa_params(dsa, nid, pstr, pstrtype); | |
507 | } | |
508 | ||
c319b627 | 509 | static int dsa_spki_pub_to_der(const void *dsa, unsigned char **pder) |
8ae40cf5 RL |
510 | { |
511 | const BIGNUM *bn = NULL; | |
512 | ASN1_INTEGER *pub_key = NULL; | |
513 | int ret; | |
514 | ||
515 | if ((bn = DSA_get0_pub_key(dsa)) == NULL) { | |
516 | ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY); | |
517 | return 0; | |
518 | } | |
519 | if ((pub_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) { | |
520 | ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR); | |
521 | return 0; | |
522 | } | |
523 | ||
524 | ret = i2d_ASN1_INTEGER(pub_key, pder); | |
525 | ||
526 | ASN1_STRING_clear_free(pub_key); | |
527 | return ret; | |
528 | } | |
529 | ||
c319b627 | 530 | static int dsa_pkcs8_priv_to_der(const void *dsa, unsigned char **pder) |
8ae40cf5 RL |
531 | { |
532 | const BIGNUM *bn = NULL; | |
533 | ASN1_INTEGER *priv_key = NULL; | |
534 | int ret; | |
535 | ||
536 | if ((bn = DSA_get0_priv_key(dsa)) == NULL) { | |
537 | ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY); | |
538 | return 0; | |
539 | } | |
540 | if ((priv_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) { | |
541 | ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR); | |
542 | return 0; | |
543 | } | |
544 | ||
545 | ret = i2d_ASN1_INTEGER(priv_key, pder); | |
546 | ||
547 | ASN1_STRING_clear_free(priv_key); | |
548 | return ret; | |
549 | } | |
550 | ||
c319b627 RL |
551 | # define dsa_type_specific_priv_to_der (i2d_of_void *)i2d_DSAPrivateKey |
552 | # define dsa_type_specific_pub_to_der (i2d_of_void *)i2d_DSAPublicKey | |
553 | # define dsa_type_specific_params_to_der (i2d_of_void *)i2d_DSAparams | |
111dc4b0 RL |
554 | |
555 | # define dsa_check_key_type NULL | |
556 | # define dsa_evp_type EVP_PKEY_DSA | |
557 | # define dsa_input_type "DSA" | |
c319b627 | 558 | # define dsa_pem_type "DSA" |
8ae40cf5 RL |
559 | #endif |
560 | ||
561 | /* ---------------------------------------------------------------------- */ | |
562 | ||
563 | #ifndef OPENSSL_NO_EC | |
8ae40cf5 RL |
564 | static int prepare_ec_explicit_params(const void *eckey, |
565 | void **pstr, int *pstrtype) | |
566 | { | |
567 | ASN1_STRING *params = ASN1_STRING_new(); | |
568 | ||
569 | if (params == NULL) { | |
570 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
571 | return 0; | |
572 | } | |
573 | ||
574 | params->length = i2d_ECParameters(eckey, ¶ms->data); | |
575 | if (params->length <= 0) { | |
576 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
577 | ASN1_STRING_free(params); | |
578 | return 0; | |
579 | } | |
580 | ||
581 | *pstrtype = V_ASN1_SEQUENCE; | |
582 | *pstr = params; | |
583 | return 1; | |
584 | } | |
585 | ||
c319b627 RL |
586 | /* |
587 | * This implements EcpkParameters, where the CHOICE is based on whether there | |
588 | * is a curve name (curve nid) to be found or not. See RFC 3279 for details. | |
589 | * TODO: shouldn't we use i2d_ECPKParameters()? | |
590 | */ | |
8ae40cf5 RL |
591 | static int prepare_ec_params(const void *eckey, int nid, |
592 | void **pstr, int *pstrtype) | |
593 | { | |
594 | int curve_nid; | |
595 | const EC_GROUP *group = EC_KEY_get0_group(eckey); | |
596 | ASN1_OBJECT *params = NULL; | |
597 | ||
598 | if (group == NULL) | |
599 | return 0; | |
600 | curve_nid = EC_GROUP_get_curve_name(group); | |
601 | if (curve_nid != NID_undef) { | |
602 | params = OBJ_nid2obj(curve_nid); | |
603 | if (params == NULL) | |
604 | return 0; | |
605 | } | |
606 | ||
607 | if (curve_nid != NID_undef | |
608 | && (EC_GROUP_get_asn1_flag(group) & OPENSSL_EC_NAMED_CURVE)) { | |
c319b627 | 609 | /* The CHOICE came to namedCurve */ |
8ae40cf5 RL |
610 | if (OBJ_length(params) == 0) { |
611 | /* Some curves might not have an associated OID */ | |
612 | ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_OID); | |
613 | ASN1_OBJECT_free(params); | |
614 | return 0; | |
615 | } | |
616 | *pstr = params; | |
617 | *pstrtype = V_ASN1_OBJECT; | |
618 | return 1; | |
619 | } else { | |
c319b627 | 620 | /* The CHOICE came to ecParameters */ |
8ae40cf5 RL |
621 | return prepare_ec_explicit_params(eckey, pstr, pstrtype); |
622 | } | |
623 | } | |
624 | ||
c319b627 | 625 | static int ec_spki_pub_to_der(const void *eckey, unsigned char **pder) |
8ae40cf5 RL |
626 | { |
627 | return i2o_ECPublicKey(eckey, pder); | |
628 | } | |
629 | ||
c319b627 | 630 | static int ec_pkcs8_priv_to_der(const void *veckey, unsigned char **pder) |
8ae40cf5 RL |
631 | { |
632 | EC_KEY *eckey = (EC_KEY *)veckey; | |
633 | unsigned int old_flags; | |
634 | int ret = 0; | |
635 | ||
636 | /* | |
637 | * For PKCS8 the curve name appears in the PKCS8_PRIV_KEY_INFO object | |
638 | * as the pkeyalg->parameter field. (For a named curve this is an OID) | |
639 | * The pkey field is an octet string that holds the encoded | |
640 | * ECPrivateKey SEQUENCE with the optional parameters field omitted. | |
641 | * We omit this by setting the EC_PKEY_NO_PARAMETERS flag. | |
642 | */ | |
643 | old_flags = EC_KEY_get_enc_flags(eckey); /* save old flags */ | |
644 | EC_KEY_set_enc_flags(eckey, old_flags | EC_PKEY_NO_PARAMETERS); | |
645 | ret = i2d_ECPrivateKey(eckey, pder); | |
646 | EC_KEY_set_enc_flags(eckey, old_flags); /* restore old flags */ | |
647 | return ret; /* return the length of the der encoded data */ | |
648 | } | |
111dc4b0 | 649 | |
c319b627 RL |
650 | # define ec_type_specific_params_to_der (i2d_of_void *)i2d_ECParameters |
651 | # define ec_type_specific_pub_to_der (i2d_of_void *)i2o_ECPublicKey | |
652 | # define ec_type_specific_priv_to_der (i2d_of_void *)i2d_ECPrivateKey | |
653 | ||
111dc4b0 RL |
654 | # define ec_check_key_type NULL |
655 | # define ec_evp_type EVP_PKEY_EC | |
656 | # define ec_input_type "EC" | |
c319b627 | 657 | # define ec_pem_type "EC" |
f2db0528 RL |
658 | |
659 | # ifndef OPENSSL_NO_SM2 | |
660 | # define sm2_evp_type EVP_PKEY_SM2 | |
661 | # define sm2_input_type "SM2" | |
662 | # define sm2_pem_type "SM2" | |
663 | # endif | |
8ae40cf5 RL |
664 | #endif |
665 | ||
666 | /* ---------------------------------------------------------------------- */ | |
667 | ||
668 | #ifndef OPENSSL_NO_EC | |
8ae40cf5 RL |
669 | # define prepare_ecx_params NULL |
670 | ||
c319b627 | 671 | static int ecx_spki_pub_to_der(const void *vecxkey, unsigned char **pder) |
8ae40cf5 RL |
672 | { |
673 | const ECX_KEY *ecxkey = vecxkey; | |
674 | unsigned char *keyblob; | |
675 | ||
676 | if (ecxkey == NULL) { | |
677 | ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER); | |
678 | return 0; | |
679 | } | |
680 | ||
681 | keyblob = OPENSSL_memdup(ecxkey->pubkey, ecxkey->keylen); | |
682 | if (keyblob == NULL) { | |
683 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
684 | return 0; | |
685 | } | |
686 | ||
687 | *pder = keyblob; | |
688 | return ecxkey->keylen; | |
689 | } | |
690 | ||
c319b627 | 691 | static int ecx_pkcs8_priv_to_der(const void *vecxkey, unsigned char **pder) |
8ae40cf5 RL |
692 | { |
693 | const ECX_KEY *ecxkey = vecxkey; | |
694 | ASN1_OCTET_STRING oct; | |
695 | int keybloblen; | |
696 | ||
697 | if (ecxkey == NULL || ecxkey->privkey == NULL) { | |
698 | ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER); | |
699 | return 0; | |
700 | } | |
701 | ||
702 | oct.data = ecxkey->privkey; | |
703 | oct.length = ecxkey->keylen; | |
704 | oct.flags = 0; | |
705 | ||
706 | keybloblen = i2d_ASN1_OCTET_STRING(&oct, pder); | |
707 | if (keybloblen < 0) { | |
708 | ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE); | |
709 | return 0; | |
710 | } | |
711 | ||
712 | return keybloblen; | |
713 | } | |
714 | ||
c319b627 RL |
715 | /* |
716 | * ED25519, ED448, X25519 and X448 only has PKCS#8 / SubjectPublicKeyInfo | |
717 | * representation, so we don't define ecx_type_specific_[priv,pub,params]_to_der. | |
718 | */ | |
719 | ||
111dc4b0 RL |
720 | # define ecx_check_key_type NULL |
721 | ||
722 | # define ed25519_evp_type EVP_PKEY_ED25519 | |
723 | # define ed448_evp_type EVP_PKEY_ED448 | |
724 | # define x25519_evp_type EVP_PKEY_X25519 | |
725 | # define x448_evp_type EVP_PKEY_X448 | |
726 | # define ed25519_input_type "ED25519" | |
727 | # define ed448_input_type "ED448" | |
728 | # define x25519_input_type "X25519" | |
729 | # define x448_input_type "X448" | |
c319b627 RL |
730 | # define ed25519_pem_type "ED25519" |
731 | # define ed448_pem_type "ED448" | |
732 | # define x25519_pem_type "X25519" | |
733 | # define x448_pem_type "X448" | |
8ae40cf5 RL |
734 | #endif |
735 | ||
736 | /* ---------------------------------------------------------------------- */ | |
737 | ||
8ae40cf5 RL |
738 | /* |
739 | * Helper functions to prepare RSA-PSS params for encoding. We would | |
740 | * have simply written the whole AlgorithmIdentifier, but existing libcrypto | |
741 | * functionality doesn't allow that. | |
742 | */ | |
743 | ||
744 | static int prepare_rsa_params(const void *rsa, int nid, | |
745 | void **pstr, int *pstrtype) | |
746 | { | |
23b2fc0b | 747 | const RSA_PSS_PARAMS_30 *pss = ossl_rsa_get0_pss_params_30((RSA *)rsa); |
8ae40cf5 RL |
748 | |
749 | *pstr = NULL; | |
750 | ||
751 | switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) { | |
752 | case RSA_FLAG_TYPE_RSA: | |
753 | /* If plain RSA, the parameters shall be NULL */ | |
754 | *pstrtype = V_ASN1_NULL; | |
755 | return 1; | |
756 | case RSA_FLAG_TYPE_RSASSAPSS: | |
23b2fc0b | 757 | if (ossl_rsa_pss_params_30_is_unrestricted(pss)) { |
8ae40cf5 RL |
758 | *pstrtype = V_ASN1_UNDEF; |
759 | return 1; | |
760 | } else { | |
761 | ASN1_STRING *astr = NULL; | |
762 | WPACKET pkt; | |
763 | unsigned char *str = NULL; | |
764 | size_t str_sz = 0; | |
765 | int i; | |
766 | ||
767 | for (i = 0; i < 2; i++) { | |
768 | switch (i) { | |
769 | case 0: | |
770 | if (!WPACKET_init_null_der(&pkt)) | |
771 | goto err; | |
772 | break; | |
773 | case 1: | |
774 | if ((str = OPENSSL_malloc(str_sz)) == NULL | |
775 | || !WPACKET_init_der(&pkt, str, str_sz)) { | |
776 | goto err; | |
777 | } | |
778 | break; | |
779 | } | |
a55b00bd | 780 | if (!ossl_DER_w_RSASSA_PSS_params(&pkt, -1, pss) |
8ae40cf5 RL |
781 | || !WPACKET_finish(&pkt) |
782 | || !WPACKET_get_total_written(&pkt, &str_sz)) | |
783 | goto err; | |
784 | WPACKET_cleanup(&pkt); | |
785 | ||
786 | /* | |
787 | * If no PSS parameters are going to be written, there's no | |
788 | * point going for another iteration. | |
789 | * This saves us from getting |str| allocated just to have it | |
790 | * immediately de-allocated. | |
791 | */ | |
792 | if (str_sz == 0) | |
793 | break; | |
794 | } | |
795 | ||
796 | if ((astr = ASN1_STRING_new()) == NULL) | |
797 | goto err; | |
798 | *pstrtype = V_ASN1_SEQUENCE; | |
799 | ASN1_STRING_set0(astr, str, (int)str_sz); | |
800 | *pstr = astr; | |
801 | ||
802 | return 1; | |
803 | err: | |
804 | OPENSSL_free(str); | |
805 | return 0; | |
806 | } | |
807 | } | |
808 | ||
809 | /* Currently unsupported RSA key type */ | |
810 | return 0; | |
811 | } | |
812 | ||
c319b627 RL |
813 | /* |
814 | * RSA is extremely simple, as PKCS#1 is used for the PKCS#8 |privateKey| | |
815 | * field as well as the SubjectPublicKeyInfo |subjectPublicKey| field. | |
816 | */ | |
817 | #define rsa_pkcs8_priv_to_der rsa_type_specific_priv_to_der | |
818 | #define rsa_spki_pub_to_der rsa_type_specific_pub_to_der | |
819 | #define rsa_type_specific_priv_to_der (i2d_of_void *)i2d_RSAPrivateKey | |
820 | #define rsa_type_specific_pub_to_der (i2d_of_void *)i2d_RSAPublicKey | |
821 | #define rsa_type_specific_params_to_der NULL | |
111dc4b0 RL |
822 | |
823 | static int rsa_check_key_type(const void *rsa, int expected_type) | |
824 | { | |
825 | switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) { | |
826 | case RSA_FLAG_TYPE_RSA: | |
827 | return expected_type == EVP_PKEY_RSA; | |
828 | case RSA_FLAG_TYPE_RSASSAPSS: | |
829 | return expected_type == EVP_PKEY_RSA_PSS; | |
830 | } | |
831 | ||
832 | /* Currently unsupported RSA key type */ | |
833 | return EVP_PKEY_NONE; | |
834 | } | |
835 | ||
836 | #define rsa_evp_type EVP_PKEY_RSA | |
837 | #define rsapss_evp_type EVP_PKEY_RSA_PSS | |
838 | #define rsa_input_type "RSA" | |
839 | #define rsapss_input_type "RSA-PSS" | |
c319b627 RL |
840 | #define rsa_pem_type "RSA" |
841 | #define rsapss_pem_type "RSA-PSS" | |
8ae40cf5 RL |
842 | |
843 | /* ---------------------------------------------------------------------- */ | |
844 | ||
845 | static OSSL_FUNC_decoder_newctx_fn key2any_newctx; | |
846 | static OSSL_FUNC_decoder_freectx_fn key2any_freectx; | |
847 | ||
848 | static void *key2any_newctx(void *provctx) | |
849 | { | |
850 | struct key2any_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx)); | |
851 | ||
852 | if (ctx != NULL) | |
853 | ctx->provctx = provctx; | |
854 | ||
855 | return ctx; | |
856 | } | |
857 | ||
858 | static void key2any_freectx(void *vctx) | |
859 | { | |
860 | struct key2any_ctx_st *ctx = vctx; | |
861 | ||
862 | ossl_pw_clear_passphrase_data(&ctx->pwdata); | |
863 | EVP_CIPHER_free(ctx->cipher); | |
864 | OPENSSL_free(ctx); | |
865 | } | |
866 | ||
c319b627 | 867 | static const OSSL_PARAM *key2any_gettable_params(void *provctx, int structure) |
111dc4b0 RL |
868 | { |
869 | static const OSSL_PARAM gettables[] = { | |
c319b627 RL |
870 | { OSSL_ENCODER_PARAM_INPUT_TYPE, OSSL_PARAM_UTF8_PTR, NULL, 0, 0 }, |
871 | { OSSL_ENCODER_PARAM_OUTPUT_TYPE, OSSL_PARAM_UTF8_PTR, NULL, 0, 0 }, | |
872 | OSSL_PARAM_END, | |
873 | }; | |
874 | ||
875 | static const OSSL_PARAM gettables_w_structure[] = { | |
876 | { OSSL_ENCODER_PARAM_INPUT_TYPE, OSSL_PARAM_UTF8_PTR, NULL, 0, 0 }, | |
111dc4b0 | 877 | { OSSL_ENCODER_PARAM_OUTPUT_TYPE, OSSL_PARAM_UTF8_PTR, NULL, 0, 0 }, |
c319b627 | 878 | { OSSL_ENCODER_PARAM_OUTPUT_STRUCTURE, OSSL_PARAM_UTF8_PTR, NULL, 0, 0 }, |
111dc4b0 RL |
879 | OSSL_PARAM_END, |
880 | }; | |
881 | ||
c319b627 | 882 | return structure ? gettables_w_structure : gettables; |
111dc4b0 RL |
883 | } |
884 | ||
885 | static int key2any_get_params(OSSL_PARAM params[], const char *input_type, | |
c319b627 RL |
886 | const char *output_type, |
887 | const char *output_struct) | |
111dc4b0 RL |
888 | { |
889 | OSSL_PARAM *p; | |
890 | ||
891 | p = OSSL_PARAM_locate(params, OSSL_ENCODER_PARAM_INPUT_TYPE); | |
892 | if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, input_type)) | |
893 | return 0; | |
894 | ||
895 | p = OSSL_PARAM_locate(params, OSSL_ENCODER_PARAM_OUTPUT_TYPE); | |
896 | if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, output_type)) | |
897 | return 0; | |
898 | ||
c319b627 RL |
899 | if (output_struct != NULL) { |
900 | p = OSSL_PARAM_locate(params, OSSL_ENCODER_PARAM_OUTPUT_STRUCTURE); | |
901 | if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, output_struct)) | |
902 | return 0; | |
903 | } | |
904 | ||
111dc4b0 RL |
905 | return 1; |
906 | } | |
907 | ||
8ae40cf5 RL |
908 | static const OSSL_PARAM *key2any_settable_ctx_params(ossl_unused void *provctx) |
909 | { | |
910 | static const OSSL_PARAM settables[] = { | |
911 | OSSL_PARAM_utf8_string(OSSL_ENCODER_PARAM_CIPHER, NULL, 0), | |
912 | OSSL_PARAM_utf8_string(OSSL_ENCODER_PARAM_PROPERTIES, NULL, 0), | |
913 | OSSL_PARAM_END, | |
914 | }; | |
915 | ||
916 | return settables; | |
917 | } | |
918 | ||
919 | static int key2any_set_ctx_params(void *vctx, const OSSL_PARAM params[]) | |
920 | { | |
921 | struct key2any_ctx_st *ctx = vctx; | |
a829b735 | 922 | OSSL_LIB_CTX *libctx = ossl_prov_ctx_get0_libctx(ctx->provctx); |
8ae40cf5 RL |
923 | const OSSL_PARAM *cipherp = |
924 | OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_CIPHER); | |
925 | const OSSL_PARAM *propsp = | |
926 | OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_PROPERTIES); | |
927 | ||
928 | if (cipherp != NULL) { | |
929 | const char *ciphername = NULL; | |
930 | const char *props = NULL; | |
931 | ||
932 | if (!OSSL_PARAM_get_utf8_string_ptr(cipherp, &ciphername)) | |
933 | return 0; | |
934 | if (propsp != NULL && !OSSL_PARAM_get_utf8_string_ptr(propsp, &props)) | |
935 | return 0; | |
936 | ||
937 | EVP_CIPHER_free(ctx->cipher); | |
c319b627 | 938 | ctx->cipher = NULL; |
8ae40cf5 RL |
939 | ctx->cipher_intent = ciphername != NULL; |
940 | if (ciphername != NULL | |
941 | && ((ctx->cipher = | |
942 | EVP_CIPHER_fetch(libctx, ciphername, props)) == NULL)) | |
943 | return 0; | |
944 | } | |
945 | return 1; | |
946 | } | |
947 | ||
c319b627 RL |
948 | static int key2any_check_selection(int selection, int selection_mask) |
949 | { | |
950 | /* | |
951 | * The selections are kinda sorta "levels", i.e. each selection given | |
952 | * here is assumed to include those following. | |
953 | */ | |
954 | int checks[] = { | |
955 | OSSL_KEYMGMT_SELECT_PRIVATE_KEY, | |
956 | OSSL_KEYMGMT_SELECT_PUBLIC_KEY, | |
957 | OSSL_KEYMGMT_SELECT_ALL_PARAMETERS | |
958 | }; | |
959 | size_t i; | |
960 | ||
961 | /* The decoder implementations made here support guessing */ | |
962 | if (selection == 0) | |
963 | return 1; | |
964 | ||
965 | for (i = 0; i < OSSL_NELEM(checks); i++) { | |
966 | int check1 = (selection & checks[i]) != 0; | |
967 | int check2 = (selection_mask & checks[i]) != 0; | |
968 | ||
969 | /* | |
970 | * If the caller asked for the currently checked bit(s), return | |
971 | * whether the decoder description says it's supported. | |
972 | */ | |
973 | if (check1) | |
974 | return check2; | |
975 | } | |
976 | ||
977 | /* This should be dead code, but just to be safe... */ | |
978 | return 0; | |
979 | } | |
980 | ||
111dc4b0 | 981 | static int key2any_encode(struct key2any_ctx_st *ctx, OSSL_CORE_BIO *cout, |
c319b627 | 982 | const void *key, int type, const char *pemname, |
111dc4b0 RL |
983 | check_key_type_fn *checker, |
984 | key_to_der_fn *writer, | |
c319b627 | 985 | OSSL_PASSPHRASE_CALLBACK *pwcb, void *pwcbarg, |
8ae40cf5 RL |
986 | key_to_paramstring_fn *key2paramstring, |
987 | i2d_of_void *key2der) | |
988 | { | |
8ae40cf5 RL |
989 | int ret = 0; |
990 | ||
111dc4b0 RL |
991 | if (key == NULL) { |
992 | ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER); | |
c319b627 RL |
993 | } else if (writer != NULL |
994 | && (checker == NULL || checker(key, type))) { | |
111dc4b0 RL |
995 | BIO *out = bio_new_from_core_bio(ctx->provctx, cout); |
996 | ||
997 | if (out != NULL | |
c319b627 RL |
998 | && (pwcb == NULL |
999 | || ossl_pw_set_ossl_passphrase_cb(&ctx->pwdata, pwcb, pwcbarg))) | |
1000 | ret = | |
1001 | writer(out, key, type, pemname, key2paramstring, key2der, ctx); | |
8ae40cf5 | 1002 | |
111dc4b0 RL |
1003 | BIO_free(out); |
1004 | } else { | |
1005 | ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); | |
1006 | } | |
8ae40cf5 RL |
1007 | return ret; |
1008 | } | |
1009 | ||
c319b627 RL |
1010 | #define DO_PRIVATE_KEY_selection_mask OSSL_KEYMGMT_SELECT_PRIVATE_KEY |
1011 | #define DO_PRIVATE_KEY(impl, type, kind, output) \ | |
1012 | if ((selection & DO_PRIVATE_KEY_selection_mask) != 0) \ | |
1013 | return key2any_encode(ctx, cout, key, impl##_evp_type, \ | |
1014 | impl##_pem_type " PRIVATE KEY", \ | |
1015 | type##_check_key_type, \ | |
1016 | key_to_##kind##_##output##_priv_bio, \ | |
1017 | cb, cbarg, prepare_##type##_params, \ | |
1018 | type##_##kind##_priv_to_der); | |
1019 | ||
1020 | #define DO_PUBLIC_KEY_selection_mask OSSL_KEYMGMT_SELECT_PUBLIC_KEY | |
1021 | #define DO_PUBLIC_KEY(impl, type, kind, output) \ | |
1022 | if ((selection & DO_PUBLIC_KEY_selection_mask) != 0) \ | |
1023 | return key2any_encode(ctx, cout, key, impl##_evp_type, \ | |
1024 | impl##_pem_type " PUBLIC KEY", \ | |
1025 | type##_check_key_type, \ | |
1026 | key_to_##kind##_##output##_pub_bio, \ | |
1027 | cb, cbarg, prepare_##type##_params, \ | |
1028 | type##_##kind##_pub_to_der); | |
1029 | ||
1030 | #define DO_PARAMETERS_selection_mask OSSL_KEYMGMT_SELECT_ALL_PARAMETERS | |
1031 | #define DO_PARAMETERS(impl, type, kind, output) \ | |
1032 | if ((selection & DO_PARAMETERS_selection_mask) != 0) \ | |
1033 | return key2any_encode(ctx, cout, key, impl##_evp_type, \ | |
1034 | impl##_pem_type " PARAMETERS", \ | |
1035 | type##_check_key_type, \ | |
1036 | key_to_##kind##_##output##_param_bio, \ | |
1037 | NULL, NULL, NULL, \ | |
1038 | type##_##kind##_params_to_der); | |
1039 | ||
1040 | /*- | |
1041 | * Implement the kinds of output structure that can be produced. They are | |
1042 | * referred to by name, and for each name, the following macros are defined | |
1043 | * (braces not included): | |
1044 | * | |
1045 | * {kind}_output_structure | |
1046 | * | |
1047 | * A string that names the output structure. This is used as a selection | |
1048 | * criterion for each implementation. It may be NULL, which means that | |
1049 | * there is only one possible output structure for the implemented output | |
1050 | * type. | |
1051 | * | |
1052 | * DO_{kind}_selection_mask | |
1053 | * | |
1054 | * A mask of selection bits that must not be zero. This is used as a | |
1055 | * selection criterion for each implementation. | |
1056 | * This mask must never be zero. | |
1057 | * | |
1058 | * DO_{kind} | |
1059 | * | |
1060 | * The performing macro. It must use the DO_ macros defined above, | |
1061 | * always in this order: | |
1062 | * | |
1063 | * - DO_PRIVATE_KEY | |
1064 | * - DO_PUBLIC_KEY | |
1065 | * - DO_PARAMETERS | |
1066 | * | |
1067 | * Any of those may be omitted, but the relative order must still be | |
1068 | * the same. | |
1069 | */ | |
8ae40cf5 | 1070 | |
c319b627 RL |
1071 | /* PKCS#8 is a structure for private keys only */ |
1072 | #define PKCS8_output_structure "pkcs8" | |
1073 | #define DO_PKCS8_selection_mask DO_PRIVATE_KEY_selection_mask | |
1074 | #define DO_PKCS8(impl, type, output) \ | |
1075 | DO_PRIVATE_KEY(impl, type, pkcs8, output) | |
111dc4b0 | 1076 | |
c319b627 RL |
1077 | /* SubjectPublicKeyInfo is a structure for public keys only */ |
1078 | #define SubjectPublicKeyInfo_output_structure "SubjectPublicKeyInfo" | |
1079 | #define DO_SubjectPublicKeyInfo_selection_mask DO_PUBLIC_KEY_selection_mask | |
1080 | #define DO_SubjectPublicKeyInfo(impl, type, output) \ | |
1081 | DO_PUBLIC_KEY(impl, type, spki, output) | |
8ae40cf5 | 1082 | |
c319b627 RL |
1083 | /* |
1084 | * "type-specific" is a uniform name for key type specific output for private | |
1085 | * and public keys as well as key parameters. This is used internally in | |
1086 | * libcrypto so it doesn't have to have special knowledge about select key | |
1087 | * types, but also when no better name has been found. If there are more | |
1088 | * expressive DO_ names above, those are preferred. | |
1089 | * | |
1090 | * Three forms exist: | |
1091 | * | |
1092 | * - type_specific_keypair Only supports private and public key | |
1093 | * - type_specific_params Only supports parameters | |
1094 | * - type_specific Supports all parts of an EVP_PKEY | |
1095 | * - type_specific_no_pub Supports all parts of an EVP_PKEY | |
1096 | * except public key | |
1097 | */ | |
1098 | #define type_specific_params_output_structure "type-specific" | |
1099 | #define DO_type_specific_params_selection_mask DO_PARAMETERS_selection_mask | |
1100 | #define DO_type_specific_params(impl, type, output) \ | |
1101 | DO_PARAMETERS(impl, type, type_specific, output) | |
1102 | #define type_specific_keypair_output_structure "type-specific" | |
1103 | #define DO_type_specific_keypair_selection_mask \ | |
1104 | ( DO_PRIVATE_KEY_selection_mask | DO_PUBLIC_KEY_selection_mask ) | |
1105 | #define DO_type_specific_keypair(impl, type, output) \ | |
1106 | DO_PRIVATE_KEY(impl, type, type_specific, output) \ | |
1107 | DO_PUBLIC_KEY(impl, type, type_specific, output) | |
1108 | #define type_specific_output_structure "type-specific" | |
1109 | #define DO_type_specific_selection_mask \ | |
1110 | ( DO_type_specific_keypair_selection_mask \ | |
1111 | | DO_type_specific_params_selection_mask ) | |
1112 | #define DO_type_specific(impl, type, output) \ | |
1113 | DO_type_specific_keypair(impl, type, output) \ | |
1114 | DO_type_specific_params(impl, type, output) | |
1115 | #define type_specific_no_pub_output_structure "type-specific" | |
1116 | #define DO_type_specific_no_pub_selection_mask \ | |
1117 | ( DO_PRIVATE_KEY_selection_mask | DO_PARAMETERS_selection_mask) | |
1118 | #define DO_type_specific_no_pub(impl, type, output) \ | |
1119 | DO_PRIVATE_KEY(impl, type, type_specific, output) \ | |
1120 | DO_type_specific_params(impl, type, output) | |
8ae40cf5 | 1121 | |
c319b627 RL |
1122 | /* |
1123 | * Type specific aliases for the cases where we need to refer to them by | |
1124 | * type name. | |
1125 | * This only covers key types that are represented with i2d_{TYPE}PrivateKey, | |
1126 | * i2d_{TYPE}PublicKey and i2d_{TYPE}params / i2d_{TYPE}Parameters. | |
1127 | */ | |
1128 | #define RSA_output_structure "rsa" | |
1129 | #define DO_RSA_selection_mask DO_type_specific_keypair_selection_mask | |
1130 | #define DO_RSA(impl, type, output) DO_type_specific_keypair(impl, type, output) | |
1131 | ||
1132 | #define DH_output_structure "dh" | |
1133 | #define DO_DH_selection_mask DO_type_specific_params_selection_mask | |
1134 | #define DO_DH(impl, type, output) DO_type_specific_params(impl, type, output) | |
1135 | ||
1136 | #define DHX_output_structure "dhx" | |
1137 | #define DO_DHX_selection_mask DO_type_specific_params_selection_mask | |
1138 | #define DO_DHX(impl, type, output) DO_type_specific_params(impl, type, output) | |
1139 | ||
1140 | #define DSA_output_structure "dsa" | |
1141 | #define DO_DSA_selection_mask DO_type_specific_selection_mask | |
1142 | #define DO_DSA(impl, type, output) DO_type_specific(impl, type, output) | |
1143 | ||
1144 | #define EC_output_structure "ec" | |
1145 | #define DO_EC_selection_mask DO_type_specific_selection_mask | |
1146 | #define DO_EC(impl, type, output) DO_type_specific(impl, type, output) | |
1147 | ||
f2db0528 RL |
1148 | #define SM2_output_structure "sm2" |
1149 | #define DO_SM2_selection_mask DO_type_specific_selection_mask | |
1150 | #define DO_SM2(impl, type, output) DO_type_specific(impl, type, output) | |
1151 | ||
c319b627 RL |
1152 | /* PKCS#1 defines a structure for RSA private and public keys */ |
1153 | #define PKCS1_output_structure "pkcs1" | |
1154 | #define DO_PKCS1_selection_mask DO_RSA_selection_mask | |
1155 | #define DO_PKCS1(impl, type, output) DO_RSA(impl, type, output) | |
1156 | ||
1157 | /* PKCS#3 defines a structure for DH parameters */ | |
1158 | #define PKCS3_output_structure "pkcs3" | |
1159 | #define DO_PKCS3_selection_mask DO_DH_selection_mask | |
1160 | #define DO_PKCS3(impl, type, output) DO_DH(impl, type, output) | |
1161 | /* X9.42 defines a structure for DHx parameters */ | |
1162 | #define X9_42_output_structure "X9.42" | |
1163 | #define DO_X9_42_selection_mask DO_DHX_selection_mask | |
1164 | #define DO_X9_42(impl, type, output) DO_DHX(impl, type, output) | |
1165 | ||
1166 | /* X9.62 defines a structure for EC keys and parameters */ | |
1167 | #define X9_62_output_structure "X9.62" | |
1168 | #define DO_X9_62_selection_mask DO_EC_selection_mask | |
1169 | #define DO_X9_62(impl, type, output) DO_EC(impl, type, output) | |
8ae40cf5 | 1170 | |
c319b627 RL |
1171 | /* |
1172 | * MAKE_ENCODER is the single driver for creating OSSL_DISPATCH tables. | |
1173 | * It takes the following arguments: | |
1174 | * | |
1175 | * impl This is the key type name that's being implemented. | |
1176 | * type This is the type name for the set of functions that implement | |
1177 | * the key type. For example, ed25519, ed448, x25519 and x448 | |
1178 | * are all implemented with the exact same set of functions. | |
1179 | * evp_type The corresponding EVP_PKEY_xxx type macro for each key. | |
1180 | * Necessary because we currently use EVP_PKEY with legacy | |
1181 | * native keys internally. This will need to be refactored | |
1182 | * when that legacy support goes away. | |
1183 | * kind What kind of support to implement. These translate into | |
1184 | * the DO_##kind macros above. | |
1185 | * output The output type to implement. may be der or pem. | |
1186 | * | |
1187 | * The resulting OSSL_DISPATCH array gets the following name (expressed in | |
1188 | * C preprocessor terms) from those arguments: | |
1189 | * | |
1190 | * ossl_##impl##_to_##kind##_##output##_encoder_functions | |
1191 | */ | |
1192 | #define MAKE_ENCODER(impl, type, evp_type, kind, output) \ | |
1193 | static OSSL_FUNC_encoder_gettable_params_fn \ | |
1194 | impl##_to_##kind##_##output##_gettable_params; \ | |
111dc4b0 | 1195 | static OSSL_FUNC_encoder_get_params_fn \ |
c319b627 | 1196 | impl##_to_##kind##_##output##_get_params; \ |
111dc4b0 | 1197 | static OSSL_FUNC_encoder_import_object_fn \ |
c319b627 | 1198 | impl##_to_##kind##_##output##_import_object; \ |
111dc4b0 | 1199 | static OSSL_FUNC_encoder_free_object_fn \ |
c319b627 RL |
1200 | impl##_to_##kind##_##output##_free_object; \ |
1201 | static OSSL_FUNC_encoder_encode_fn \ | |
1202 | impl##_to_##kind##_##output##_encode; \ | |
111dc4b0 | 1203 | \ |
c319b627 RL |
1204 | static const OSSL_PARAM * \ |
1205 | impl##_to_##kind##_##output##_gettable_params(void *provctx) \ | |
1206 | { \ | |
1207 | return key2any_gettable_params(provctx, \ | |
1208 | kind##_output_structure != NULL); \ | |
1209 | } \ | |
1210 | static int \ | |
1211 | impl##_to_##kind##_##output##_get_params(OSSL_PARAM params[]) \ | |
111dc4b0 RL |
1212 | { \ |
1213 | return key2any_get_params(params, impl##_input_type, \ | |
c319b627 RL |
1214 | output##_output_type, \ |
1215 | kind##_output_structure); \ | |
111dc4b0 RL |
1216 | } \ |
1217 | static void * \ | |
c319b627 RL |
1218 | impl##_to_##kind##_##output##_import_object(void *vctx, int selection, \ |
1219 | const OSSL_PARAM params[]) \ | |
111dc4b0 RL |
1220 | { \ |
1221 | struct key2any_ctx_st *ctx = vctx; \ | |
c319b627 | 1222 | \ |
1be63951 | 1223 | return ossl_prov_import_key(ossl_##impl##_keymgmt_functions, \ |
111dc4b0 RL |
1224 | ctx->provctx, selection, params); \ |
1225 | } \ | |
c319b627 | 1226 | static void impl##_to_##kind##_##output##_free_object(void *key) \ |
111dc4b0 | 1227 | { \ |
1be63951 | 1228 | ossl_prov_free_key(ossl_##impl##_keymgmt_functions, key); \ |
111dc4b0 | 1229 | } \ |
c319b627 RL |
1230 | static int impl##_to_##kind##_##output##_does_selection(void *ctx, \ |
1231 | int selection) \ | |
1232 | { \ | |
1233 | return key2any_check_selection(selection, \ | |
1234 | DO_##kind##_selection_mask); \ | |
1235 | } \ | |
111dc4b0 | 1236 | static int \ |
c319b627 RL |
1237 | impl##_to_##kind##_##output##_encode(void *ctx, OSSL_CORE_BIO *cout, \ |
1238 | const void *key, \ | |
1239 | const OSSL_PARAM key_abstract[], \ | |
1240 | int selection, \ | |
1241 | OSSL_PASSPHRASE_CALLBACK *cb, \ | |
1242 | void *cbarg) \ | |
111dc4b0 RL |
1243 | { \ |
1244 | /* We don't deal with abstract objects */ \ | |
1245 | if (key_abstract != NULL) { \ | |
1246 | ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \ | |
1247 | return 0; \ | |
1248 | } \ | |
c319b627 | 1249 | DO_##kind(impl, type, output) \ |
111dc4b0 RL |
1250 | \ |
1251 | ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \ | |
1252 | return 0; \ | |
1253 | } \ | |
c319b627 RL |
1254 | const OSSL_DISPATCH \ |
1255 | ossl_##impl##_to_##kind##_##output##_encoder_functions[] = { \ | |
111dc4b0 RL |
1256 | { OSSL_FUNC_ENCODER_NEWCTX, \ |
1257 | (void (*)(void))key2any_newctx }, \ | |
1258 | { OSSL_FUNC_ENCODER_FREECTX, \ | |
1259 | (void (*)(void))key2any_freectx }, \ | |
1260 | { OSSL_FUNC_ENCODER_GETTABLE_PARAMS, \ | |
c319b627 | 1261 | (void (*)(void))impl##_to_##kind##_##output##_gettable_params }, \ |
111dc4b0 | 1262 | { OSSL_FUNC_ENCODER_GET_PARAMS, \ |
c319b627 | 1263 | (void (*)(void))impl##_to_##kind##_##output##_get_params }, \ |
111dc4b0 RL |
1264 | { OSSL_FUNC_ENCODER_SETTABLE_CTX_PARAMS, \ |
1265 | (void (*)(void))key2any_settable_ctx_params }, \ | |
1266 | { OSSL_FUNC_ENCODER_SET_CTX_PARAMS, \ | |
1267 | (void (*)(void))key2any_set_ctx_params }, \ | |
c319b627 RL |
1268 | { OSSL_FUNC_ENCODER_DOES_SELECTION, \ |
1269 | (void (*)(void))impl##_to_##kind##_##output##_does_selection }, \ | |
111dc4b0 | 1270 | { OSSL_FUNC_ENCODER_IMPORT_OBJECT, \ |
c319b627 | 1271 | (void (*)(void))impl##_to_##kind##_##output##_import_object }, \ |
111dc4b0 | 1272 | { OSSL_FUNC_ENCODER_FREE_OBJECT, \ |
c319b627 | 1273 | (void (*)(void))impl##_to_##kind##_##output##_free_object }, \ |
111dc4b0 | 1274 | { OSSL_FUNC_ENCODER_ENCODE, \ |
c319b627 | 1275 | (void (*)(void))impl##_to_##kind##_##output##_encode }, \ |
111dc4b0 | 1276 | { 0, NULL } \ |
8ae40cf5 RL |
1277 | } |
1278 | ||
c319b627 RL |
1279 | /* |
1280 | * Replacements for i2d_{TYPE}PrivateKey, i2d_{TYPE}PublicKey, | |
1281 | * i2d_{TYPE}params, as they exist. | |
1282 | */ | |
1283 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, type_specific_keypair, der); | |
8ae40cf5 | 1284 | #ifndef OPENSSL_NO_DH |
c319b627 RL |
1285 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, type_specific_params, der); |
1286 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, type_specific_params, der); | |
8ae40cf5 RL |
1287 | #endif |
1288 | #ifndef OPENSSL_NO_DSA | |
c319b627 RL |
1289 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, type_specific, der); |
1290 | #endif | |
1291 | #ifndef OPENSSL_NO_EC | |
1292 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, type_specific_no_pub, der); | |
f2db0528 RL |
1293 | # ifndef OPENSSL_NO_SM2 |
1294 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, type_specific_no_pub, der); | |
1295 | # endif | |
c319b627 RL |
1296 | #endif |
1297 | ||
1298 | /* | |
1299 | * Replacements for PEM_write_bio_{TYPE}PrivateKey, | |
1300 | * PEM_write_bio_{TYPE}PublicKey, PEM_write_bio_{TYPE}params, as they exist. | |
1301 | */ | |
1302 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, type_specific_keypair, pem); | |
1303 | #ifndef OPENSSL_NO_DH | |
1304 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, type_specific_params, pem); | |
1305 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, type_specific_params, pem); | |
1306 | #endif | |
1307 | #ifndef OPENSSL_NO_DSA | |
1308 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, type_specific, pem); | |
1309 | #endif | |
1310 | #ifndef OPENSSL_NO_EC | |
1311 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, type_specific_no_pub, pem); | |
f2db0528 RL |
1312 | # ifndef OPENSSL_NO_SM2 |
1313 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, type_specific_no_pub, pem); | |
1314 | # endif | |
c319b627 RL |
1315 | #endif |
1316 | ||
1317 | /* | |
1318 | * PKCS#8 and SubjectPublicKeyInfo support. This may duplicate some of the | |
1319 | * implementations specified above, but are more specific. | |
1320 | * The SubjectPublicKeyInfo implementations also replace the | |
1321 | * PEM_write_bio_{TYPE}_PUBKEY functions. | |
1322 | * For PEM, these are expected to be used by PEM_write_bio_PrivateKey(), | |
1323 | * PEM_write_bio_PUBKEY() and PEM_write_bio_Parameters(). | |
1324 | */ | |
1325 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PKCS8, der); | |
1326 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PKCS8, pem); | |
1327 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, SubjectPublicKeyInfo, der); | |
1328 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, SubjectPublicKeyInfo, pem); | |
1329 | MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PKCS8, der); | |
1330 | MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PKCS8, pem); | |
1331 | MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, SubjectPublicKeyInfo, der); | |
1332 | MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, SubjectPublicKeyInfo, pem); | |
1333 | #ifndef OPENSSL_NO_DH | |
1334 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PKCS8, der); | |
1335 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PKCS8, pem); | |
1336 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, SubjectPublicKeyInfo, der); | |
1337 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, SubjectPublicKeyInfo, pem); | |
1338 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, PKCS8, der); | |
1339 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, PKCS8, pem); | |
1340 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, SubjectPublicKeyInfo, der); | |
1341 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, SubjectPublicKeyInfo, pem); | |
1342 | #endif | |
1343 | #ifndef OPENSSL_NO_DSA | |
1344 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, PKCS8, der); | |
1345 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, PKCS8, pem); | |
1346 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, SubjectPublicKeyInfo, der); | |
1347 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, SubjectPublicKeyInfo, pem); | |
1348 | #endif | |
1349 | #ifndef OPENSSL_NO_EC | |
1350 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, PKCS8, der); | |
1351 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, PKCS8, pem); | |
1352 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, der); | |
1353 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, pem); | |
f2db0528 RL |
1354 | # ifndef OPENSSL_NO_SM2 |
1355 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, PKCS8, der); | |
1356 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, PKCS8, pem); | |
1357 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, der); | |
1358 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, pem); | |
1359 | # endif | |
c319b627 RL |
1360 | MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, PKCS8, der); |
1361 | MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, PKCS8, pem); | |
1362 | MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, SubjectPublicKeyInfo, der); | |
1363 | MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, SubjectPublicKeyInfo, pem); | |
1364 | MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, PKCS8, der); | |
1365 | MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, PKCS8, pem); | |
1366 | MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, der); | |
1367 | MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, pem); | |
1368 | MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, PKCS8, der); | |
1369 | MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, PKCS8, pem); | |
1370 | MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, SubjectPublicKeyInfo, der); | |
1371 | MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, SubjectPublicKeyInfo, pem); | |
1372 | MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, PKCS8, der); | |
1373 | MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, PKCS8, pem); | |
1374 | MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, der); | |
1375 | MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, pem); | |
1376 | #endif | |
1377 | ||
1378 | /* | |
1379 | * Support for key type specific output formats. Not all key types have | |
1380 | * this, we only aim to duplicate what is available in 1.1.1 as | |
1381 | * i2d_TYPEPrivateKey(), i2d_TYPEPublicKey() and i2d_TYPEparams(). | |
1382 | * For example, there are no publicly available i2d_ function for | |
1383 | * ED25519, ED448, X25519 or X448, and they therefore only have PKCS#8 | |
1384 | * and SubjectPublicKeyInfo implementations as implemented above. | |
1385 | */ | |
1386 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, RSA, der); | |
1387 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, RSA, pem); | |
1388 | #ifndef OPENSSL_NO_DH | |
1389 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, DH, der); | |
1390 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, DH, pem); | |
1391 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, DHX, der); | |
1392 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, DHX, pem); | |
1393 | #endif | |
1394 | #ifndef OPENSSL_NO_DSA | |
1395 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, DSA, der); | |
1396 | MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, DSA, pem); | |
1397 | #endif | |
1398 | #ifndef OPENSSL_NO_EC | |
1399 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, EC, der); | |
1400 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, EC, pem); | |
f2db0528 RL |
1401 | # ifndef OPENSSL_NO_SM2 |
1402 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SM2, der); | |
1403 | MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SM2, pem); | |
1404 | # endif | |
c319b627 RL |
1405 | #endif |
1406 | ||
1407 | /* Convenience structure names */ | |
1408 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PKCS1, der); | |
1409 | MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PKCS1, pem); | |
1410 | MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PKCS1, der); | |
1411 | MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PKCS1, pem); | |
1412 | #ifndef OPENSSL_NO_DH | |
1413 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PKCS3, der); /* parameters only */ | |
1414 | MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PKCS3, pem); /* parameters only */ | |
1415 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, X9_42, der); /* parameters only */ | |
1416 | MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, X9_42, pem); /* parameters only */ | |
8ae40cf5 RL |
1417 | #endif |
1418 | #ifndef OPENSSL_NO_EC | |
c319b627 RL |
1419 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, X9_62, der); |
1420 | MAKE_ENCODER(ec, ec, EVP_PKEY_EC, X9_62, pem); | |
8ae40cf5 | 1421 | #endif |