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[thirdparty/openssl.git] / providers / implementations / encode_decode / encode_key2any.c
1 /*
2 * Copyright 2020-2025 The OpenSSL Project Authors. All Rights Reserved.
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/byteorder.h>
16 #include <openssl/core.h>
17 #include <openssl/core_dispatch.h>
18 #include <openssl/core_names.h>
19 #include <openssl/crypto.h>
20 #include <openssl/params.h>
21 #include <openssl/asn1.h>
22 #include <openssl/err.h>
23 #include <openssl/pem.h>
24 #include <openssl/x509.h>
25 #include <openssl/pkcs12.h> /* PKCS8_encrypt() */
26 #include <openssl/dh.h>
27 #include <openssl/dsa.h>
28 #include <openssl/ec.h>
29 #include <openssl/proverr.h>
30 #include "internal/passphrase.h"
31 #include "internal/cryptlib.h"
32 #include "crypto/ecx.h"
33 #include "crypto/ml_kem.h"
34 #include "crypto/rsa.h"
35 #include "crypto/ml_dsa.h"
36 #include "crypto/slh_dsa.h"
37 #include "prov/implementations.h"
38 #include "prov/bio.h"
39 #include "prov/provider_ctx.h"
40 #include "prov/der_rsa.h"
41 #include "endecoder_local.h"
42 #include "ml_dsa_codecs.h"
43 #include "ml_kem_codecs.h"
44
45 #if defined(OPENSSL_NO_DH) && defined(OPENSSL_NO_DSA) && defined(OPENSSL_NO_EC)
46 # define OPENSSL_NO_KEYPARAMS
47 #endif
48
49 typedef struct key2any_ctx_st {
50 PROV_CTX *provctx;
51
52 /* Set to 0 if parameters should not be saved (dsa only) */
53 int save_parameters;
54
55 /* Set to 1 if intending to encrypt/decrypt, otherwise 0 */
56 int cipher_intent;
57
58 EVP_CIPHER *cipher;
59
60 struct ossl_passphrase_data_st pwdata;
61 } KEY2ANY_CTX;
62
63 typedef int check_key_type_fn(const void *key, int nid);
64 typedef int key_to_paramstring_fn(const void *key, int nid, int save,
65 void **str, int *strtype);
66 typedef int key_to_der_fn(BIO *out, const void *key,
67 int key_nid, const char *pemname,
68 key_to_paramstring_fn *p2s,
69 OSSL_i2d_of_void_ctx *k2d, KEY2ANY_CTX *ctx);
70 typedef int write_bio_of_void_fn(BIO *bp, const void *x);
71
72
73 /* Free the blob allocated during key_to_paramstring_fn */
74 static void free_asn1_data(int type, void *data)
75 {
76 switch (type) {
77 case V_ASN1_OBJECT:
78 ASN1_OBJECT_free(data);
79 break;
80 case V_ASN1_SEQUENCE:
81 ASN1_STRING_free(data);
82 break;
83 }
84 }
85
86 static PKCS8_PRIV_KEY_INFO *key_to_p8info(const void *key, int key_nid,
87 void *params, int params_type,
88 OSSL_i2d_of_void_ctx *k2d,
89 KEY2ANY_CTX *ctx)
90 {
91 /* der, derlen store the key DER output and its length */
92 unsigned char *der = NULL;
93 int derlen;
94 /* The final PKCS#8 info */
95 PKCS8_PRIV_KEY_INFO *p8info = NULL;
96
97 if ((p8info = PKCS8_PRIV_KEY_INFO_new()) == NULL
98 || (derlen = k2d(key, &der, (void *)ctx)) <= 0
99 || !PKCS8_pkey_set0(p8info, OBJ_nid2obj(key_nid), 0,
100 params_type, params, der, derlen)) {
101 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
102 PKCS8_PRIV_KEY_INFO_free(p8info);
103 OPENSSL_free(der);
104 p8info = NULL;
105 }
106
107 return p8info;
108 }
109
110 static X509_SIG *p8info_to_encp8(PKCS8_PRIV_KEY_INFO *p8info,
111 KEY2ANY_CTX *ctx)
112 {
113 X509_SIG *p8 = NULL;
114 char kstr[PEM_BUFSIZE];
115 size_t klen = 0;
116 OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
117
118 if (ctx->cipher == NULL)
119 return NULL;
120
121 if (!ossl_pw_get_passphrase(kstr, sizeof(kstr), &klen, NULL, 1,
122 &ctx->pwdata)) {
123 ERR_raise(ERR_LIB_PROV, PROV_R_UNABLE_TO_GET_PASSPHRASE);
124 return NULL;
125 }
126 /* First argument == -1 means "standard" */
127 p8 = PKCS8_encrypt_ex(-1, ctx->cipher, kstr, (int)klen, NULL, 0, 0, p8info,
128 libctx, NULL);
129 OPENSSL_cleanse(kstr, klen);
130 return p8;
131 }
132
133 static X509_SIG *key_to_encp8(const void *key, int key_nid,
134 void *params, int params_type,
135 OSSL_i2d_of_void_ctx *k2d,
136 KEY2ANY_CTX *ctx)
137 {
138 PKCS8_PRIV_KEY_INFO *p8info =
139 key_to_p8info(key, key_nid, params, params_type, k2d, ctx);
140 X509_SIG *p8 = NULL;
141
142 if (p8info == NULL) {
143 free_asn1_data(params_type, params);
144 } else {
145 p8 = p8info_to_encp8(p8info, ctx);
146 PKCS8_PRIV_KEY_INFO_free(p8info);
147 }
148 return p8;
149 }
150
151 static X509_PUBKEY *key_to_pubkey(const void *key, int key_nid,
152 void *params, int params_type,
153 OSSL_i2d_of_void_ctx *k2d,
154 KEY2ANY_CTX *ctx)
155 {
156 /* der, derlen store the key DER output and its length */
157 unsigned char *der = NULL;
158 int derlen;
159 /* The final X509_PUBKEY */
160 X509_PUBKEY *xpk = NULL;
161
162
163 if ((xpk = X509_PUBKEY_new()) == NULL
164 || (derlen = k2d(key, &der, (void *)ctx)) <= 0
165 || !X509_PUBKEY_set0_param(xpk, OBJ_nid2obj(key_nid),
166 params_type, params, der, derlen)) {
167 ERR_raise(ERR_LIB_PROV, ERR_R_X509_LIB);
168 X509_PUBKEY_free(xpk);
169 OPENSSL_free(der);
170 xpk = NULL;
171 }
172
173 return xpk;
174 }
175
176 /*
177 * key_to_epki_* produce encoded output with the private key data in a
178 * EncryptedPrivateKeyInfo structure (defined by PKCS#8). They require
179 * that there's an intent to encrypt, anything else is an error.
180 *
181 * key_to_pki_* primarily produce encoded output with the private key data
182 * in a PrivateKeyInfo structure (also defined by PKCS#8). However, if
183 * there is an intent to encrypt the data, the corresponding key_to_epki_*
184 * function is used instead.
185 *
186 * key_to_spki_* produce encoded output with the public key data in an
187 * X.509 SubjectPublicKeyInfo.
188 *
189 * Key parameters don't have any defined envelopment of this kind, but are
190 * included in some manner in the output from the functions described above,
191 * either in the AlgorithmIdentifier's parameter field, or as part of the
192 * key data itself.
193 */
194
195 static int key_to_epki_der_priv_bio(BIO *out, const void *key,
196 int key_nid,
197 ossl_unused const char *pemname,
198 key_to_paramstring_fn *p2s,
199 OSSL_i2d_of_void_ctx *k2d,
200 KEY2ANY_CTX *ctx)
201 {
202 int ret = 0;
203 void *str = NULL;
204 int strtype = V_ASN1_UNDEF;
205 X509_SIG *p8;
206
207 if (!ctx->cipher_intent)
208 return 0;
209
210 if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
211 &str, &strtype))
212 return 0;
213
214 p8 = key_to_encp8(key, key_nid, str, strtype, k2d, ctx);
215 if (p8 != NULL)
216 ret = i2d_PKCS8_bio(out, p8);
217
218 X509_SIG_free(p8);
219
220 return ret;
221 }
222
223 static int key_to_epki_pem_priv_bio(BIO *out, const void *key,
224 int key_nid,
225 ossl_unused const char *pemname,
226 key_to_paramstring_fn *p2s,
227 OSSL_i2d_of_void_ctx *k2d,
228 KEY2ANY_CTX *ctx)
229 {
230 int ret = 0;
231 void *str = NULL;
232 int strtype = V_ASN1_UNDEF;
233 X509_SIG *p8;
234
235 if (!ctx->cipher_intent)
236 return 0;
237
238 if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
239 &str, &strtype))
240 return 0;
241
242 p8 = key_to_encp8(key, key_nid, str, strtype, k2d, ctx);
243 if (p8 != NULL)
244 ret = PEM_write_bio_PKCS8(out, p8);
245
246 X509_SIG_free(p8);
247
248 return ret;
249 }
250
251 static int key_to_pki_der_priv_bio(BIO *out, const void *key,
252 int key_nid,
253 ossl_unused const char *pemname,
254 key_to_paramstring_fn *p2s,
255 OSSL_i2d_of_void_ctx *k2d,
256 KEY2ANY_CTX *ctx)
257 {
258 int ret = 0;
259 void *str = NULL;
260 int strtype = V_ASN1_UNDEF;
261 PKCS8_PRIV_KEY_INFO *p8info;
262
263 if (ctx->cipher_intent)
264 return key_to_epki_der_priv_bio(out, key, key_nid, pemname,
265 p2s, k2d, ctx);
266
267 if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
268 &str, &strtype))
269 return 0;
270
271 p8info = key_to_p8info(key, key_nid, str, strtype, k2d, ctx);
272
273 if (p8info != NULL)
274 ret = i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8info);
275 else
276 free_asn1_data(strtype, str);
277
278 PKCS8_PRIV_KEY_INFO_free(p8info);
279
280 return ret;
281 }
282
283 static int key_to_pki_pem_priv_bio(BIO *out, const void *key,
284 int key_nid,
285 ossl_unused const char *pemname,
286 key_to_paramstring_fn *p2s,
287 OSSL_i2d_of_void_ctx *k2d,
288 KEY2ANY_CTX *ctx)
289 {
290 int ret = 0;
291 void *str = NULL;
292 int strtype = V_ASN1_UNDEF;
293 PKCS8_PRIV_KEY_INFO *p8info;
294
295 if (ctx->cipher_intent)
296 return key_to_epki_pem_priv_bio(out, key, key_nid, pemname,
297 p2s, k2d, ctx);
298
299 if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
300 &str, &strtype))
301 return 0;
302
303 p8info = key_to_p8info(key, key_nid, str, strtype, k2d, ctx);
304
305 if (p8info != NULL)
306 ret = PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8info);
307 else
308 free_asn1_data(strtype, str);
309
310 PKCS8_PRIV_KEY_INFO_free(p8info);
311
312 return ret;
313 }
314
315 static int key_to_spki_der_pub_bio(BIO *out, const void *key,
316 int key_nid,
317 ossl_unused const char *pemname,
318 key_to_paramstring_fn *p2s,
319 OSSL_i2d_of_void_ctx *k2d,
320 KEY2ANY_CTX *ctx)
321 {
322 int ret = 0;
323 void *str = NULL;
324 int strtype = V_ASN1_UNDEF;
325 X509_PUBKEY *xpk = NULL;
326
327 if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
328 &str, &strtype))
329 return 0;
330
331 xpk = key_to_pubkey(key, key_nid, str, strtype, k2d, ctx);
332
333 if (xpk != NULL)
334 ret = i2d_X509_PUBKEY_bio(out, xpk);
335
336 /* Also frees |str| */
337 X509_PUBKEY_free(xpk);
338 return ret;
339 }
340
341 static int key_to_spki_pem_pub_bio(BIO *out, const void *key,
342 int key_nid,
343 ossl_unused const char *pemname,
344 key_to_paramstring_fn *p2s,
345 OSSL_i2d_of_void_ctx *k2d,
346 KEY2ANY_CTX *ctx)
347 {
348 int ret = 0;
349 void *str = NULL;
350 int strtype = V_ASN1_UNDEF;
351 X509_PUBKEY *xpk = NULL;
352
353 if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
354 &str, &strtype))
355 return 0;
356
357 xpk = key_to_pubkey(key, key_nid, str, strtype, k2d, ctx);
358
359 if (xpk != NULL)
360 ret = PEM_write_bio_X509_PUBKEY(out, xpk);
361 else
362 free_asn1_data(strtype, str);
363
364 /* Also frees |str| */
365 X509_PUBKEY_free(xpk);
366 return ret;
367 }
368
369 /*
370 * key_to_type_specific_* produce encoded output with type specific key data,
371 * no envelopment; the same kind of output as the type specific i2d_ and
372 * PEM_write_ functions, which is often a simple SEQUENCE of INTEGER.
373 *
374 * OpenSSL tries to discourage production of new keys in this form, because
375 * of the ambiguity when trying to recognise them, but can't deny that PKCS#1
376 * et al still are live standards.
377 *
378 * Note that these functions completely ignore p2s, and rather rely entirely
379 * on k2d to do the complete work.
380 */
381 static int key_to_type_specific_der_bio(BIO *out, const void *key,
382 int key_nid,
383 ossl_unused const char *pemname,
384 key_to_paramstring_fn *p2s,
385 OSSL_i2d_of_void_ctx *k2d,
386 KEY2ANY_CTX *ctx)
387 {
388 unsigned char *der = NULL;
389 int derlen;
390 int ret;
391
392 if ((derlen = k2d(key, &der, (void *)ctx)) <= 0) {
393 ERR_raise(ERR_LIB_PROV, ERR_R_PROV_LIB);
394 return 0;
395 }
396
397 ret = BIO_write(out, der, derlen);
398 OPENSSL_free(der);
399 return ret > 0;
400 }
401 #define key_to_type_specific_der_priv_bio key_to_type_specific_der_bio
402 #define key_to_type_specific_der_pub_bio key_to_type_specific_der_bio
403 #define key_to_type_specific_der_param_bio key_to_type_specific_der_bio
404
405 static int key_to_type_specific_pem_bio_cb(BIO *out, const void *key,
406 int key_nid, const char *pemname,
407 key_to_paramstring_fn *p2s,
408 OSSL_i2d_of_void_ctx *k2d,
409 KEY2ANY_CTX *ctx,
410 pem_password_cb *cb, void *cbarg)
411 {
412 return PEM_ASN1_write_bio_ctx(k2d, (void *)ctx, pemname, out, key,
413 ctx->cipher, NULL, 0, cb, cbarg) > 0;
414 }
415
416 static int key_to_type_specific_pem_priv_bio(BIO *out, const void *key,
417 int key_nid, const char *pemname,
418 key_to_paramstring_fn *p2s,
419 OSSL_i2d_of_void_ctx *k2d,
420 KEY2ANY_CTX *ctx)
421 {
422 return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname,
423 p2s, k2d, ctx,
424 ossl_pw_pem_password, &ctx->pwdata);
425 }
426
427 static int key_to_type_specific_pem_pub_bio(BIO *out, const void *key,
428 int key_nid, const char *pemname,
429 key_to_paramstring_fn *p2s,
430 OSSL_i2d_of_void_ctx *k2d,
431 KEY2ANY_CTX *ctx)
432 {
433 return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname,
434 p2s, k2d, ctx, NULL, NULL);
435 }
436
437 #ifndef OPENSSL_NO_KEYPARAMS
438 static int key_to_type_specific_pem_param_bio(BIO *out, const void *key,
439 int key_nid, const char *pemname,
440 key_to_paramstring_fn *p2s,
441 OSSL_i2d_of_void_ctx *k2d,
442 KEY2ANY_CTX *ctx)
443 {
444 return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname,
445 p2s, k2d, ctx, NULL, NULL);
446 }
447 #endif
448
449 /* ---------------------------------------------------------------------- */
450
451 #define k2d_NOCTX(n, f) \
452 static int \
453 n##_k2d(const void *key, unsigned char **pder, \
454 ossl_unused void *ctx) \
455 { \
456 return f(key, pder); \
457 }
458
459 /* ---------------------------------------------------------------------- */
460
461 #ifndef OPENSSL_NO_DH
462 static int prepare_dh_params(const void *dh, int nid, int save,
463 void **pstr, int *pstrtype)
464 {
465 ASN1_STRING *params = ASN1_STRING_new();
466
467 if (params == NULL) {
468 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
469 return 0;
470 }
471
472 if (nid == EVP_PKEY_DHX)
473 params->length = i2d_DHxparams(dh, &params->data);
474 else
475 params->length = i2d_DHparams(dh, &params->data);
476
477 if (params->length <= 0) {
478 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
479 ASN1_STRING_free(params);
480 return 0;
481 }
482 params->type = V_ASN1_SEQUENCE;
483
484 *pstr = params;
485 *pstrtype = V_ASN1_SEQUENCE;
486 return 1;
487 }
488
489 static int dh_spki_pub_to_der(const void *dh, unsigned char **pder,
490 ossl_unused void *ctx)
491 {
492 const BIGNUM *bn = NULL;
493 ASN1_INTEGER *pub_key = NULL;
494 int ret;
495
496 if ((bn = DH_get0_pub_key(dh)) == NULL) {
497 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
498 return 0;
499 }
500 if ((pub_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
501 ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
502 return 0;
503 }
504
505 ret = i2d_ASN1_INTEGER(pub_key, pder);
506
507 ASN1_STRING_clear_free(pub_key);
508 return ret;
509 }
510
511 static int dh_pki_priv_to_der(const void *dh, unsigned char **pder,
512 ossl_unused void *ctx)
513 {
514 const BIGNUM *bn = NULL;
515 ASN1_INTEGER *priv_key = NULL;
516 int ret;
517
518 if ((bn = DH_get0_priv_key(dh)) == NULL) {
519 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
520 return 0;
521 }
522 if ((priv_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
523 ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
524 return 0;
525 }
526
527 ret = i2d_ASN1_INTEGER(priv_key, pder);
528
529 ASN1_STRING_clear_free(priv_key);
530 return ret;
531 }
532
533 # define dh_epki_priv_to_der dh_pki_priv_to_der
534
535 static int
536 dh_type_specific_params_to_der(const void *dh, unsigned char **pder,
537 ossl_unused void *ctx)
538 {
539 if (DH_test_flags(dh, DH_FLAG_TYPE_DHX))
540 return i2d_DHxparams(dh, pder);
541 return i2d_DHparams(dh, pder);
542 }
543
544 /*
545 * DH doesn't have i2d_DHPrivateKey or i2d_DHPublicKey, so we can't make
546 * corresponding functions here.
547 */
548 # define dh_type_specific_priv_to_der NULL
549 # define dh_type_specific_pub_to_der NULL
550
551 static int dh_check_key_type(const void *dh, int expected_type)
552 {
553 int type =
554 DH_test_flags(dh, DH_FLAG_TYPE_DHX) ? EVP_PKEY_DHX : EVP_PKEY_DH;
555
556 return type == expected_type;
557 }
558
559 # define dh_evp_type EVP_PKEY_DH
560 # define dhx_evp_type EVP_PKEY_DHX
561 # define dh_pem_type "DH"
562 # define dhx_pem_type "X9.42 DH"
563 #endif
564
565 /* ---------------------------------------------------------------------- */
566
567 #ifndef OPENSSL_NO_DSA
568 static int encode_dsa_params(const void *dsa, int nid,
569 void **pstr, int *pstrtype)
570 {
571 ASN1_STRING *params = ASN1_STRING_new();
572
573 if (params == NULL) {
574 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
575 return 0;
576 }
577
578 params->length = i2d_DSAparams(dsa, &params->data);
579
580 if (params->length <= 0) {
581 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
582 ASN1_STRING_free(params);
583 return 0;
584 }
585
586 *pstrtype = V_ASN1_SEQUENCE;
587 *pstr = params;
588 return 1;
589 }
590
591 static int prepare_dsa_params(const void *dsa, int nid, int save,
592 void **pstr, int *pstrtype)
593 {
594 const BIGNUM *p = DSA_get0_p(dsa);
595 const BIGNUM *q = DSA_get0_q(dsa);
596 const BIGNUM *g = DSA_get0_g(dsa);
597
598 if (save && p != NULL && q != NULL && g != NULL)
599 return encode_dsa_params(dsa, nid, pstr, pstrtype);
600
601 *pstr = NULL;
602 *pstrtype = V_ASN1_UNDEF;
603 return 1;
604 }
605
606 static int dsa_spki_pub_to_der(const void *dsa, unsigned char **pder,
607 ossl_unused void *ctx)
608 {
609 const BIGNUM *bn = NULL;
610 ASN1_INTEGER *pub_key = NULL;
611 int ret;
612
613 if ((bn = DSA_get0_pub_key(dsa)) == NULL) {
614 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
615 return 0;
616 }
617 if ((pub_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
618 ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
619 return 0;
620 }
621
622 ret = i2d_ASN1_INTEGER(pub_key, pder);
623
624 ASN1_STRING_clear_free(pub_key);
625 return ret;
626 }
627
628 static int dsa_pki_priv_to_der(const void *dsa, unsigned char **pder,
629 ossl_unused void *ctx)
630 {
631 const BIGNUM *bn = NULL;
632 ASN1_INTEGER *priv_key = NULL;
633 int ret;
634
635 if ((bn = DSA_get0_priv_key(dsa)) == NULL) {
636 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
637 return 0;
638 }
639 if ((priv_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
640 ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
641 return 0;
642 }
643
644 ret = i2d_ASN1_INTEGER(priv_key, pder);
645
646 ASN1_STRING_clear_free(priv_key);
647 return ret;
648 }
649
650 k2d_NOCTX(dsa_prv, i2d_DSAPrivateKey)
651 k2d_NOCTX(dsa_pub, i2d_DSAPublicKey)
652 k2d_NOCTX(dsa_param, i2d_DSAparams)
653
654 # define dsa_epki_priv_to_der dsa_pki_priv_to_der
655
656 # define dsa_type_specific_priv_to_der dsa_prv_k2d
657 # define dsa_type_specific_pub_to_der dsa_pub_k2d
658 # define dsa_type_specific_params_to_der dsa_param_k2d
659
660 # define dsa_check_key_type NULL
661 # define dsa_evp_type EVP_PKEY_DSA
662 # define dsa_pem_type "DSA"
663 #endif
664
665 /* ---------------------------------------------------------------------- */
666
667 #ifndef OPENSSL_NO_EC
668 static int prepare_ec_explicit_params(const void *eckey,
669 void **pstr, int *pstrtype)
670 {
671 ASN1_STRING *params = ASN1_STRING_new();
672
673 if (params == NULL) {
674 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
675 return 0;
676 }
677
678 params->length = i2d_ECParameters(eckey, &params->data);
679 if (params->length <= 0) {
680 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
681 ASN1_STRING_free(params);
682 return 0;
683 }
684
685 *pstrtype = V_ASN1_SEQUENCE;
686 *pstr = params;
687 return 1;
688 }
689
690 /*
691 * This implements EcpkParameters, where the CHOICE is based on whether there
692 * is a curve name (curve nid) to be found or not. See RFC 3279 for details.
693 */
694 static int prepare_ec_params(const void *eckey, int nid, int save,
695 void **pstr, int *pstrtype)
696 {
697 int curve_nid;
698 const EC_GROUP *group = EC_KEY_get0_group(eckey);
699 ASN1_OBJECT *params = NULL;
700
701 if (group == NULL)
702 return 0;
703 curve_nid = EC_GROUP_get_curve_name(group);
704 if (curve_nid != NID_undef) {
705 params = OBJ_nid2obj(curve_nid);
706 if (params == NULL)
707 return 0;
708 }
709
710 if (curve_nid != NID_undef
711 && (EC_GROUP_get_asn1_flag(group) & OPENSSL_EC_NAMED_CURVE)) {
712 /* The CHOICE came to namedCurve */
713 if (OBJ_length(params) == 0) {
714 /* Some curves might not have an associated OID */
715 ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_OID);
716 ASN1_OBJECT_free(params);
717 return 0;
718 }
719 *pstr = params;
720 *pstrtype = V_ASN1_OBJECT;
721 return 1;
722 } else {
723 /* The CHOICE came to ecParameters */
724 return prepare_ec_explicit_params(eckey, pstr, pstrtype);
725 }
726 }
727
728 static int ec_spki_pub_to_der(const void *eckey, unsigned char **pder,
729 ossl_unused void *ctx)
730 {
731 if (EC_KEY_get0_public_key(eckey) == NULL) {
732 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
733 return 0;
734 }
735 return i2o_ECPublicKey(eckey, pder);
736 }
737
738 static int ec_pki_priv_to_der(const void *veckey, unsigned char **pder,
739 ossl_unused void *ctx)
740 {
741 EC_KEY *eckey = (EC_KEY *)veckey;
742 unsigned int old_flags;
743 int ret = 0;
744
745 /*
746 * For PKCS8 the curve name appears in the PKCS8_PRIV_KEY_INFO object
747 * as the pkeyalg->parameter field. (For a named curve this is an OID)
748 * The pkey field is an octet string that holds the encoded
749 * ECPrivateKey SEQUENCE with the optional parameters field omitted.
750 * We omit this by setting the EC_PKEY_NO_PARAMETERS flag.
751 */
752 old_flags = EC_KEY_get_enc_flags(eckey); /* save old flags */
753 EC_KEY_set_enc_flags(eckey, old_flags | EC_PKEY_NO_PARAMETERS);
754 ret = i2d_ECPrivateKey(eckey, pder);
755 EC_KEY_set_enc_flags(eckey, old_flags); /* restore old flags */
756 return ret; /* return the length of the der encoded data */
757 }
758
759 k2d_NOCTX(ec_param, i2d_ECParameters)
760 k2d_NOCTX(ec_prv, i2d_ECPrivateKey)
761
762 # define ec_epki_priv_to_der ec_pki_priv_to_der
763
764 # define ec_type_specific_params_to_der ec_param_k2d
765 /* No ec_type_specific_pub_to_der, there simply is no such thing */
766 # define ec_type_specific_priv_to_der ec_prv_k2d
767
768 # define ec_check_key_type NULL
769 # define ec_evp_type EVP_PKEY_EC
770 # define ec_pem_type "EC"
771
772 # ifndef OPENSSL_NO_SM2
773 /*
774 * Albeit SM2 is a slightly different algorithm than ECDSA, the key type
775 * encoding (in all places where an AlgorithmIdentifier is produced, such
776 * as PrivateKeyInfo and SubjectPublicKeyInfo) is the same as for ECC keys
777 * according to the example in GM/T 0015-2012, appendix D.2.
778 * This leaves the distinction of SM2 keys to the EC group (which is found
779 * in AlgorithmIdentified.params).
780 */
781 # define sm2_evp_type ec_evp_type
782 # define sm2_pem_type "SM2"
783 # endif
784 #endif
785
786 /* ---------------------------------------------------------------------- */
787
788 #ifndef OPENSSL_NO_ECX
789 # define prepare_ecx_params NULL
790
791 static int ecx_spki_pub_to_der(const void *vecxkey, unsigned char **pder,
792 ossl_unused void *ctx)
793 {
794 const ECX_KEY *ecxkey = vecxkey;
795 unsigned char *keyblob;
796
797 if (ecxkey == NULL) {
798 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
799 return 0;
800 }
801
802 keyblob = OPENSSL_memdup(ecxkey->pubkey, ecxkey->keylen);
803 if (keyblob == NULL)
804 return 0;
805
806 *pder = keyblob;
807 return (int)ecxkey->keylen;
808 }
809
810 static int ecx_pki_priv_to_der(const void *vecxkey, unsigned char **pder,
811 ossl_unused void *ctx)
812 {
813 const ECX_KEY *ecxkey = vecxkey;
814 ASN1_OCTET_STRING oct;
815 int keybloblen;
816
817 if (ecxkey == NULL || ecxkey->privkey == NULL) {
818 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
819 return 0;
820 }
821
822 oct.data = ecxkey->privkey;
823 oct.length = (int)ecxkey->keylen;
824 oct.flags = 0;
825
826 keybloblen = i2d_ASN1_OCTET_STRING(&oct, pder);
827 if (keybloblen < 0) {
828 ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
829 return 0;
830 }
831
832 return keybloblen;
833 }
834
835 # define ecx_epki_priv_to_der ecx_pki_priv_to_der
836
837 /*
838 * ED25519, ED448, X25519 and X448 only has PKCS#8 / SubjectPublicKeyInfo
839 * representation, so we don't define ecx_type_specific_[priv,pub,params]_to_der.
840 */
841
842 # define ecx_check_key_type NULL
843
844 # define ed25519_evp_type EVP_PKEY_ED25519
845 # define ed448_evp_type EVP_PKEY_ED448
846 # define x25519_evp_type EVP_PKEY_X25519
847 # define x448_evp_type EVP_PKEY_X448
848 # define ed25519_pem_type "ED25519"
849 # define ed448_pem_type "ED448"
850 # define x25519_pem_type "X25519"
851 # define x448_pem_type "X448"
852 #endif
853
854 /* ---------------------------------------------------------------------- */
855
856 #ifndef OPENSSL_NO_ML_DSA
857 static int ml_dsa_spki_pub_to_der(const void *vkey, unsigned char **pder,
858 ossl_unused void *ctx)
859 {
860 return ossl_ml_dsa_i2d_pubkey(vkey, pder);
861 }
862
863 static int ml_dsa_pki_priv_to_der(const void *vkey, unsigned char **pder,
864 void *vctx)
865 {
866 KEY2ANY_CTX *ctx = vctx;
867
868 return ossl_ml_dsa_i2d_prvkey(vkey, pder, ctx->provctx);
869 }
870
871 # define ml_dsa_epki_priv_to_der ml_dsa_pki_priv_to_der
872 # define prepare_ml_dsa_params NULL
873 # define ml_dsa_check_key_type NULL
874
875 # define ml_dsa_44_evp_type EVP_PKEY_ML_DSA_44
876 # define ml_dsa_44_pem_type "ML-DSA-44"
877 # define ml_dsa_65_evp_type EVP_PKEY_ML_DSA_65
878 # define ml_dsa_65_pem_type "ML-DSA-65"
879 # define ml_dsa_87_evp_type EVP_PKEY_ML_DSA_87
880 # define ml_dsa_87_pem_type "ML-DSA-87"
881 #endif /* OPENSSL_NO_ML_DSA */
882
883 /* ---------------------------------------------------------------------- */
884
885 #ifndef OPENSSL_NO_ML_KEM
886
887 static int ml_kem_spki_pub_to_der(const void *vkey, unsigned char **pder,
888 ossl_unused void *ctx)
889 {
890 return ossl_ml_kem_i2d_pubkey(vkey, pder);
891 }
892
893 static int ml_kem_pki_priv_to_der(const void *vkey, unsigned char **pder,
894 void *vctx)
895 {
896 KEY2ANY_CTX *ctx = vctx;
897
898 return ossl_ml_kem_i2d_prvkey(vkey, pder, ctx->provctx);
899 }
900
901 # define ml_kem_epki_priv_to_der ml_kem_pki_priv_to_der
902 # define prepare_ml_kem_params NULL
903 # define ml_kem_check_key_type NULL
904
905 # define ml_kem_512_evp_type EVP_PKEY_ML_KEM_512
906 # define ml_kem_512_pem_type "ML-KEM-512"
907 # define ml_kem_768_evp_type EVP_PKEY_ML_KEM_768
908 # define ml_kem_768_pem_type "ML-KEM-768"
909 # define ml_kem_1024_evp_type EVP_PKEY_ML_KEM_1024
910 # define ml_kem_1024_pem_type "ML-KEM-1024"
911 #endif
912
913 /* ---------------------------------------------------------------------- */
914
915 /*
916 * Helper functions to prepare RSA-PSS params for encoding. We would
917 * have simply written the whole AlgorithmIdentifier, but existing libcrypto
918 * functionality doesn't allow that.
919 */
920
921 static int prepare_rsa_params(const void *rsa, int nid, int save,
922 void **pstr, int *pstrtype)
923 {
924 const RSA_PSS_PARAMS_30 *pss = ossl_rsa_get0_pss_params_30((RSA *)rsa);
925
926 *pstr = NULL;
927
928 switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) {
929 case RSA_FLAG_TYPE_RSA:
930 /* If plain RSA, the parameters shall be NULL */
931 *pstrtype = V_ASN1_NULL;
932 return 1;
933 case RSA_FLAG_TYPE_RSASSAPSS:
934 if (ossl_rsa_pss_params_30_is_unrestricted(pss)) {
935 *pstrtype = V_ASN1_UNDEF;
936 return 1;
937 } else {
938 ASN1_STRING *astr = NULL;
939 WPACKET pkt;
940 unsigned char *str = NULL;
941 size_t str_sz = 0;
942 int i;
943
944 for (i = 0; i < 2; i++) {
945 switch (i) {
946 case 0:
947 if (!WPACKET_init_null_der(&pkt))
948 goto err;
949 break;
950 case 1:
951 if ((str = OPENSSL_malloc(str_sz)) == NULL
952 || !WPACKET_init_der(&pkt, str, str_sz)) {
953 WPACKET_cleanup(&pkt);
954 goto err;
955 }
956 break;
957 }
958 if (!ossl_DER_w_RSASSA_PSS_params(&pkt, -1, pss)
959 || !WPACKET_finish(&pkt)
960 || !WPACKET_get_total_written(&pkt, &str_sz)) {
961 WPACKET_cleanup(&pkt);
962 goto err;
963 }
964 WPACKET_cleanup(&pkt);
965
966 /*
967 * If no PSS parameters are going to be written, there's no
968 * point going for another iteration.
969 * This saves us from getting |str| allocated just to have it
970 * immediately de-allocated.
971 */
972 if (str_sz == 0)
973 break;
974 }
975
976 if ((astr = ASN1_STRING_new()) == NULL)
977 goto err;
978 *pstrtype = V_ASN1_SEQUENCE;
979 ASN1_STRING_set0(astr, str, (int)str_sz);
980 *pstr = astr;
981
982 return 1;
983 err:
984 OPENSSL_free(str);
985 return 0;
986 }
987 }
988
989 /* Currently unsupported RSA key type */
990 return 0;
991 }
992
993 k2d_NOCTX(rsa_prv, i2d_RSAPrivateKey)
994 k2d_NOCTX(rsa_pub, i2d_RSAPublicKey)
995
996 /*
997 * RSA is extremely simple, as PKCS#1 is used for the PKCS#8 |privateKey|
998 * field as well as the SubjectPublicKeyInfo |subjectPublicKey| field.
999 */
1000 #define rsa_pki_priv_to_der rsa_type_specific_priv_to_der
1001 #define rsa_epki_priv_to_der rsa_type_specific_priv_to_der
1002 #define rsa_spki_pub_to_der rsa_type_specific_pub_to_der
1003 #define rsa_type_specific_priv_to_der rsa_prv_k2d
1004 #define rsa_type_specific_pub_to_der rsa_pub_k2d
1005 #define rsa_type_specific_params_to_der NULL
1006
1007 static int rsa_check_key_type(const void *rsa, int expected_type)
1008 {
1009 switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) {
1010 case RSA_FLAG_TYPE_RSA:
1011 return expected_type == EVP_PKEY_RSA;
1012 case RSA_FLAG_TYPE_RSASSAPSS:
1013 return expected_type == EVP_PKEY_RSA_PSS;
1014 }
1015
1016 /* Currently unsupported RSA key type */
1017 return EVP_PKEY_NONE;
1018 }
1019
1020 #define rsa_evp_type EVP_PKEY_RSA
1021 #define rsapss_evp_type EVP_PKEY_RSA_PSS
1022 #define rsa_pem_type "RSA"
1023 #define rsapss_pem_type "RSA-PSS"
1024
1025 /* ---------------------------------------------------------------------- */
1026
1027 #ifndef OPENSSL_NO_SLH_DSA
1028 # define prepare_slh_dsa_params NULL
1029
1030 static int slh_dsa_spki_pub_to_der(const void *vkey, unsigned char **pder,
1031 ossl_unused void *ctx)
1032 {
1033 const SLH_DSA_KEY *key = vkey;
1034 uint8_t *key_blob;
1035 size_t key_len;
1036
1037 if (key == NULL) {
1038 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
1039 return 0;
1040 }
1041 key_len = ossl_slh_dsa_key_get_pub_len(key);
1042 key_blob = OPENSSL_memdup(ossl_slh_dsa_key_get_pub(key), key_len);
1043 if (key_blob == NULL)
1044 return 0;
1045
1046 *pder = key_blob;
1047 return (int)key_len;
1048 }
1049
1050 static int slh_dsa_pki_priv_to_der(const void *vkey, unsigned char **pder,
1051 ossl_unused void *ctx)
1052 {
1053 const SLH_DSA_KEY *key = vkey;
1054 size_t len;
1055
1056 if (ossl_slh_dsa_key_get_priv(key) == NULL) {
1057 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
1058 return 0;
1059 }
1060 len = ossl_slh_dsa_key_get_priv_len(key);
1061
1062 if (pder != NULL
1063 && ((*pder = OPENSSL_memdup(ossl_slh_dsa_key_get_priv(key), len)) == NULL))
1064 return 0;
1065
1066 return (int)len;
1067 }
1068 # define slh_dsa_epki_priv_to_der slh_dsa_pki_priv_to_der
1069
1070 /* SLH_DSA only has PKCS#8 / SubjectPublicKeyInfo representations. */
1071
1072 # define slh_dsa_check_key_type NULL
1073 # define slh_dsa_sha2_128s_evp_type EVP_PKEY_SLH_DSA_SHA2_128S
1074 # define slh_dsa_sha2_128f_evp_type EVP_PKEY_SLH_DSA_SHA2_128F
1075 # define slh_dsa_sha2_192s_evp_type EVP_PKEY_SLH_DSA_SHA2_192S
1076 # define slh_dsa_sha2_192f_evp_type EVP_PKEY_SLH_DSA_SHA2_192F
1077 # define slh_dsa_sha2_256s_evp_type EVP_PKEY_SLH_DSA_SHA2_256S
1078 # define slh_dsa_sha2_256f_evp_type EVP_PKEY_SLH_DSA_SHA2_256F
1079 # define slh_dsa_shake_128s_evp_type EVP_PKEY_SLH_DSA_SHAKE_128S
1080 # define slh_dsa_shake_128f_evp_type EVP_PKEY_SLH_DSA_SHAKE_128F
1081 # define slh_dsa_shake_192s_evp_type EVP_PKEY_SLH_DSA_SHAKE_192S
1082 # define slh_dsa_shake_192f_evp_type EVP_PKEY_SLH_DSA_SHAKE_192F
1083 # define slh_dsa_shake_256s_evp_type EVP_PKEY_SLH_DSA_SHAKE_256S
1084 # define slh_dsa_shake_256f_evp_type EVP_PKEY_SLH_DSA_SHAKE_256F
1085 # define slh_dsa_sha2_128s_input_type "SLH-DSA-SHA2-128s"
1086 # define slh_dsa_sha2_128f_input_type "SLH-DSA-SHA2-128f"
1087 # define slh_dsa_sha2_192s_input_type "SLH-DSA-SHA2-192s"
1088 # define slh_dsa_sha2_192f_input_type "SLH-DSA-SHA2-192f"
1089 # define slh_dsa_sha2_256s_input_type "SLH-DSA-SHA2-256s"
1090 # define slh_dsa_sha2_256f_input_type "SLH-DSA-SHA2-256f"
1091 # define slh_dsa_shake_128s_input_type "SLH-DSA-SHAKE-128s"
1092 # define slh_dsa_shake_128f_input_type "SLH-DSA-SHAKE-128f"
1093 # define slh_dsa_shake_192s_input_type "SLH-DSA-SHAKE-192s"
1094 # define slh_dsa_shake_192f_input_type "SLH-DSA-SHAKE-192f"
1095 # define slh_dsa_shake_256s_input_type "SLH-DSA-SHAKE-256s"
1096 # define slh_dsa_shake_256f_input_type "SLH-DSA-SHAKE-256f"
1097 # define slh_dsa_sha2_128s_pem_type "SLH-DSA-SHA2-128s"
1098 # define slh_dsa_sha2_128f_pem_type "SLH-DSA-SHA2-128f"
1099 # define slh_dsa_sha2_192s_pem_type "SLH-DSA-SHA2-192s"
1100 # define slh_dsa_sha2_192f_pem_type "SLH-DSA-SHA2-192f"
1101 # define slh_dsa_sha2_256s_pem_type "SLH-DSA-SHA2-256s"
1102 # define slh_dsa_sha2_256f_pem_type "SLH-DSA-SHA2-256f"
1103 # define slh_dsa_shake_128s_pem_type "SLH-DSA-SHAKE-128s"
1104 # define slh_dsa_shake_128f_pem_type "SLH-DSA-SHAKE-128f"
1105 # define slh_dsa_shake_192s_pem_type "SLH-DSA-SHAKE-192s"
1106 # define slh_dsa_shake_192f_pem_type "SLH-DSA-SHAKE-192f"
1107 # define slh_dsa_shake_256s_pem_type "SLH-DSA-SHAKE-256s"
1108 # define slh_dsa_shake_256f_pem_type "SLH-DSA-SHAKE-256f"
1109 #endif /* OPENSSL_NO_SLH_DSA */
1110
1111 /* ---------------------------------------------------------------------- */
1112
1113 static OSSL_FUNC_decoder_newctx_fn key2any_newctx;
1114 static OSSL_FUNC_decoder_freectx_fn key2any_freectx;
1115
1116 static void *key2any_newctx(void *provctx)
1117 {
1118 KEY2ANY_CTX *ctx = OPENSSL_zalloc(sizeof(*ctx));
1119
1120 if (ctx != NULL) {
1121 ctx->provctx = provctx;
1122 ctx->save_parameters = 1;
1123 }
1124
1125 return ctx;
1126 }
1127
1128 static void key2any_freectx(void *vctx)
1129 {
1130 KEY2ANY_CTX *ctx = vctx;
1131
1132 ossl_pw_clear_passphrase_data(&ctx->pwdata);
1133 EVP_CIPHER_free(ctx->cipher);
1134 OPENSSL_free(ctx);
1135 }
1136
1137 static const OSSL_PARAM *key2any_settable_ctx_params(ossl_unused void *provctx)
1138 {
1139 static const OSSL_PARAM settables[] = {
1140 OSSL_PARAM_utf8_string(OSSL_ENCODER_PARAM_CIPHER, NULL, 0),
1141 OSSL_PARAM_utf8_string(OSSL_ENCODER_PARAM_PROPERTIES, NULL, 0),
1142 OSSL_PARAM_END,
1143 };
1144
1145 return settables;
1146 }
1147
1148 static int key2any_set_ctx_params(void *vctx, const OSSL_PARAM params[])
1149 {
1150 KEY2ANY_CTX *ctx = vctx;
1151 OSSL_LIB_CTX *libctx = ossl_prov_ctx_get0_libctx(ctx->provctx);
1152 const OSSL_PARAM *cipherp =
1153 OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_CIPHER);
1154 const OSSL_PARAM *propsp =
1155 OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_PROPERTIES);
1156 const OSSL_PARAM *save_paramsp =
1157 OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_SAVE_PARAMETERS);
1158
1159 if (cipherp != NULL) {
1160 const char *ciphername = NULL;
1161 const char *props = NULL;
1162
1163 if (!OSSL_PARAM_get_utf8_string_ptr(cipherp, &ciphername))
1164 return 0;
1165 if (propsp != NULL && !OSSL_PARAM_get_utf8_string_ptr(propsp, &props))
1166 return 0;
1167
1168 EVP_CIPHER_free(ctx->cipher);
1169 ctx->cipher = NULL;
1170 ctx->cipher_intent = ciphername != NULL;
1171 if (ciphername != NULL
1172 && ((ctx->cipher =
1173 EVP_CIPHER_fetch(libctx, ciphername, props)) == NULL))
1174 return 0;
1175 }
1176
1177 if (save_paramsp != NULL) {
1178 if (!OSSL_PARAM_get_int(save_paramsp, &ctx->save_parameters))
1179 return 0;
1180 }
1181 return 1;
1182 }
1183
1184 static int key2any_check_selection(int selection, int selection_mask)
1185 {
1186 /*
1187 * The selections are kinda sorta "levels", i.e. each selection given
1188 * here is assumed to include those following.
1189 */
1190 int checks[] = {
1191 OSSL_KEYMGMT_SELECT_PRIVATE_KEY,
1192 OSSL_KEYMGMT_SELECT_PUBLIC_KEY,
1193 OSSL_KEYMGMT_SELECT_ALL_PARAMETERS
1194 };
1195 size_t i;
1196
1197 /* The decoder implementations made here support guessing */
1198 if (selection == 0)
1199 return 1;
1200
1201 for (i = 0; i < OSSL_NELEM(checks); i++) {
1202 int check1 = (selection & checks[i]) != 0;
1203 int check2 = (selection_mask & checks[i]) != 0;
1204
1205 /*
1206 * If the caller asked for the currently checked bit(s), return
1207 * whether the decoder description says it's supported.
1208 */
1209 if (check1)
1210 return check2;
1211 }
1212
1213 /* This should be dead code, but just to be safe... */
1214 return 0;
1215 }
1216
1217 static int key2any_encode(KEY2ANY_CTX *ctx, OSSL_CORE_BIO *cout,
1218 const void *key, int type, const char *pemname,
1219 check_key_type_fn *checker,
1220 key_to_der_fn *writer,
1221 OSSL_PASSPHRASE_CALLBACK *pwcb, void *pwcbarg,
1222 key_to_paramstring_fn *key2paramstring,
1223 OSSL_i2d_of_void_ctx *key2der)
1224 {
1225 int ret = 0;
1226
1227 if (key == NULL) {
1228 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
1229 } else if (writer != NULL
1230 && (checker == NULL || checker(key, type))) {
1231 BIO *out = ossl_bio_new_from_core_bio(ctx->provctx, cout);
1232
1233 if (out != NULL
1234 && (pwcb == NULL
1235 || ossl_pw_set_ossl_passphrase_cb(&ctx->pwdata, pwcb, pwcbarg)))
1236 ret =
1237 writer(out, key, type, pemname, key2paramstring, key2der, ctx);
1238
1239 BIO_free(out);
1240 } else {
1241 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT);
1242 }
1243 return ret;
1244 }
1245
1246 #define DO_PRIVATE_KEY_selection_mask OSSL_KEYMGMT_SELECT_PRIVATE_KEY
1247 #define DO_PRIVATE_KEY(impl, type, kind, output) \
1248 if ((selection & DO_PRIVATE_KEY_selection_mask) != 0) \
1249 return key2any_encode(ctx, cout, key, impl##_evp_type, \
1250 impl##_pem_type " PRIVATE KEY", \
1251 type##_check_key_type, \
1252 key_to_##kind##_##output##_priv_bio, \
1253 cb, cbarg, prepare_##type##_params, \
1254 type##_##kind##_priv_to_der);
1255
1256 #define DO_PUBLIC_KEY_selection_mask OSSL_KEYMGMT_SELECT_PUBLIC_KEY
1257 #define DO_PUBLIC_KEY(impl, type, kind, output) \
1258 if ((selection & DO_PUBLIC_KEY_selection_mask) != 0) \
1259 return key2any_encode(ctx, cout, key, impl##_evp_type, \
1260 impl##_pem_type " PUBLIC KEY", \
1261 type##_check_key_type, \
1262 key_to_##kind##_##output##_pub_bio, \
1263 cb, cbarg, prepare_##type##_params, \
1264 type##_##kind##_pub_to_der);
1265
1266 #define DO_PARAMETERS_selection_mask OSSL_KEYMGMT_SELECT_ALL_PARAMETERS
1267 #define DO_PARAMETERS(impl, type, kind, output) \
1268 if ((selection & DO_PARAMETERS_selection_mask) != 0) \
1269 return key2any_encode(ctx, cout, key, impl##_evp_type, \
1270 impl##_pem_type " PARAMETERS", \
1271 type##_check_key_type, \
1272 key_to_##kind##_##output##_param_bio, \
1273 NULL, NULL, NULL, \
1274 type##_##kind##_params_to_der);
1275
1276 /*-
1277 * Implement the kinds of output structure that can be produced. They are
1278 * referred to by name, and for each name, the following macros are defined
1279 * (braces not included):
1280 *
1281 * DO_{kind}_selection_mask
1282 *
1283 * A mask of selection bits that must not be zero. This is used as a
1284 * selection criterion for each implementation.
1285 * This mask must never be zero.
1286 *
1287 * DO_{kind}
1288 *
1289 * The performing macro. It must use the DO_ macros defined above,
1290 * always in this order:
1291 *
1292 * - DO_PRIVATE_KEY
1293 * - DO_PUBLIC_KEY
1294 * - DO_PARAMETERS
1295 *
1296 * Any of those may be omitted, but the relative order must still be
1297 * the same.
1298 */
1299
1300 /*
1301 * PKCS#8 defines two structures for private keys only:
1302 * - PrivateKeyInfo (raw unencrypted form)
1303 * - EncryptedPrivateKeyInfo (encrypted wrapping)
1304 *
1305 * To allow a certain amount of flexibility, we allow the routines
1306 * for PrivateKeyInfo to also produce EncryptedPrivateKeyInfo if a
1307 * passphrase callback has been passed to them.
1308 */
1309 #define DO_PrivateKeyInfo_selection_mask DO_PRIVATE_KEY_selection_mask
1310 #define DO_PrivateKeyInfo(impl, type, output) \
1311 DO_PRIVATE_KEY(impl, type, pki, output)
1312
1313 #define DO_EncryptedPrivateKeyInfo_selection_mask DO_PRIVATE_KEY_selection_mask
1314 #define DO_EncryptedPrivateKeyInfo(impl, type, output) \
1315 DO_PRIVATE_KEY(impl, type, epki, output)
1316
1317 /* SubjectPublicKeyInfo is a structure for public keys only */
1318 #define DO_SubjectPublicKeyInfo_selection_mask DO_PUBLIC_KEY_selection_mask
1319 #define DO_SubjectPublicKeyInfo(impl, type, output) \
1320 DO_PUBLIC_KEY(impl, type, spki, output)
1321
1322 /*
1323 * "type-specific" is a uniform name for key type specific output for private
1324 * and public keys as well as key parameters. This is used internally in
1325 * libcrypto so it doesn't have to have special knowledge about select key
1326 * types, but also when no better name has been found. If there are more
1327 * expressive DO_ names above, those are preferred.
1328 *
1329 * Three forms exist:
1330 *
1331 * - type_specific_keypair Only supports private and public key
1332 * - type_specific_params Only supports parameters
1333 * - type_specific Supports all parts of an EVP_PKEY
1334 * - type_specific_no_pub Supports all parts of an EVP_PKEY
1335 * except public key
1336 */
1337 #define DO_type_specific_params_selection_mask DO_PARAMETERS_selection_mask
1338 #define DO_type_specific_params(impl, type, output) \
1339 DO_PARAMETERS(impl, type, type_specific, output)
1340 #define DO_type_specific_keypair_selection_mask \
1341 ( DO_PRIVATE_KEY_selection_mask | DO_PUBLIC_KEY_selection_mask )
1342 #define DO_type_specific_keypair(impl, type, output) \
1343 DO_PRIVATE_KEY(impl, type, type_specific, output) \
1344 DO_PUBLIC_KEY(impl, type, type_specific, output)
1345 #define DO_type_specific_selection_mask \
1346 ( DO_type_specific_keypair_selection_mask \
1347 | DO_type_specific_params_selection_mask )
1348 #define DO_type_specific(impl, type, output) \
1349 DO_type_specific_keypair(impl, type, output) \
1350 DO_type_specific_params(impl, type, output)
1351 #define DO_type_specific_no_pub_selection_mask \
1352 ( DO_PRIVATE_KEY_selection_mask | DO_PARAMETERS_selection_mask)
1353 #define DO_type_specific_no_pub(impl, type, output) \
1354 DO_PRIVATE_KEY(impl, type, type_specific, output) \
1355 DO_type_specific_params(impl, type, output)
1356
1357 /*
1358 * Type specific aliases for the cases where we need to refer to them by
1359 * type name.
1360 * This only covers key types that are represented with i2d_{TYPE}PrivateKey,
1361 * i2d_{TYPE}PublicKey and i2d_{TYPE}params / i2d_{TYPE}Parameters.
1362 */
1363 #define DO_RSA_selection_mask DO_type_specific_keypair_selection_mask
1364 #define DO_RSA(impl, type, output) DO_type_specific_keypair(impl, type, output)
1365
1366 #define DO_DH_selection_mask DO_type_specific_params_selection_mask
1367 #define DO_DH(impl, type, output) DO_type_specific_params(impl, type, output)
1368
1369 #define DO_DHX_selection_mask DO_type_specific_params_selection_mask
1370 #define DO_DHX(impl, type, output) DO_type_specific_params(impl, type, output)
1371
1372 #define DO_DSA_selection_mask DO_type_specific_selection_mask
1373 #define DO_DSA(impl, type, output) DO_type_specific(impl, type, output)
1374
1375 #define DO_EC_selection_mask DO_type_specific_no_pub_selection_mask
1376 #define DO_EC(impl, type, output) DO_type_specific_no_pub(impl, type, output)
1377
1378 #define DO_SM2_selection_mask DO_type_specific_no_pub_selection_mask
1379 #define DO_SM2(impl, type, output) DO_type_specific_no_pub(impl, type, output)
1380
1381 /* PKCS#1 defines a structure for RSA private and public keys */
1382 #define DO_PKCS1_selection_mask DO_RSA_selection_mask
1383 #define DO_PKCS1(impl, type, output) DO_RSA(impl, type, output)
1384
1385 /* PKCS#3 defines a structure for DH parameters */
1386 #define DO_PKCS3_selection_mask DO_DH_selection_mask
1387 #define DO_PKCS3(impl, type, output) DO_DH(impl, type, output)
1388 /* X9.42 defines a structure for DHx parameters */
1389 #define DO_X9_42_selection_mask DO_DHX_selection_mask
1390 #define DO_X9_42(impl, type, output) DO_DHX(impl, type, output)
1391
1392 /* X9.62 defines a structure for EC keys and parameters */
1393 #define DO_X9_62_selection_mask DO_EC_selection_mask
1394 #define DO_X9_62(impl, type, output) DO_EC(impl, type, output)
1395
1396 /*
1397 * MAKE_ENCODER is the single driver for creating OSSL_DISPATCH tables.
1398 * It takes the following arguments:
1399 *
1400 * impl This is the key type name that's being implemented.
1401 * type This is the type name for the set of functions that implement
1402 * the key type. For example, ed25519, ed448, x25519 and x448
1403 * are all implemented with the exact same set of functions.
1404 * kind What kind of support to implement. These translate into
1405 * the DO_##kind macros above.
1406 * output The output type to implement. may be der or pem.
1407 *
1408 * The resulting OSSL_DISPATCH array gets the following name (expressed in
1409 * C preprocessor terms) from those arguments:
1410 *
1411 * ossl_##impl##_to_##kind##_##output##_encoder_functions
1412 */
1413 #define MAKE_ENCODER(impl, type, kind, output) \
1414 static OSSL_FUNC_encoder_import_object_fn \
1415 impl##_to_##kind##_##output##_import_object; \
1416 static OSSL_FUNC_encoder_free_object_fn \
1417 impl##_to_##kind##_##output##_free_object; \
1418 static OSSL_FUNC_encoder_encode_fn \
1419 impl##_to_##kind##_##output##_encode; \
1420 \
1421 static void * \
1422 impl##_to_##kind##_##output##_import_object(void *vctx, int selection, \
1423 const OSSL_PARAM params[]) \
1424 { \
1425 KEY2ANY_CTX *ctx = vctx; \
1426 \
1427 return ossl_prov_import_key(ossl_##impl##_keymgmt_functions, \
1428 ctx->provctx, selection, params); \
1429 } \
1430 static void impl##_to_##kind##_##output##_free_object(void *key) \
1431 { \
1432 ossl_prov_free_key(ossl_##impl##_keymgmt_functions, key); \
1433 } \
1434 static int impl##_to_##kind##_##output##_does_selection(void *ctx, \
1435 int selection) \
1436 { \
1437 return key2any_check_selection(selection, \
1438 DO_##kind##_selection_mask); \
1439 } \
1440 static int \
1441 impl##_to_##kind##_##output##_encode(void *ctx, OSSL_CORE_BIO *cout, \
1442 const void *key, \
1443 const OSSL_PARAM key_abstract[], \
1444 int selection, \
1445 OSSL_PASSPHRASE_CALLBACK *cb, \
1446 void *cbarg) \
1447 { \
1448 /* We don't deal with abstract objects */ \
1449 if (key_abstract != NULL) { \
1450 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \
1451 return 0; \
1452 } \
1453 DO_##kind(impl, type, output) \
1454 \
1455 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \
1456 return 0; \
1457 } \
1458 const OSSL_DISPATCH \
1459 ossl_##impl##_to_##kind##_##output##_encoder_functions[] = { \
1460 { OSSL_FUNC_ENCODER_NEWCTX, \
1461 (void (*)(void))key2any_newctx }, \
1462 { OSSL_FUNC_ENCODER_FREECTX, \
1463 (void (*)(void))key2any_freectx }, \
1464 { OSSL_FUNC_ENCODER_SETTABLE_CTX_PARAMS, \
1465 (void (*)(void))key2any_settable_ctx_params }, \
1466 { OSSL_FUNC_ENCODER_SET_CTX_PARAMS, \
1467 (void (*)(void))key2any_set_ctx_params }, \
1468 { OSSL_FUNC_ENCODER_DOES_SELECTION, \
1469 (void (*)(void))impl##_to_##kind##_##output##_does_selection }, \
1470 { OSSL_FUNC_ENCODER_IMPORT_OBJECT, \
1471 (void (*)(void))impl##_to_##kind##_##output##_import_object }, \
1472 { OSSL_FUNC_ENCODER_FREE_OBJECT, \
1473 (void (*)(void))impl##_to_##kind##_##output##_free_object }, \
1474 { OSSL_FUNC_ENCODER_ENCODE, \
1475 (void (*)(void))impl##_to_##kind##_##output##_encode }, \
1476 OSSL_DISPATCH_END \
1477 }
1478
1479 /*
1480 * Replacements for i2d_{TYPE}PrivateKey, i2d_{TYPE}PublicKey,
1481 * i2d_{TYPE}params, as they exist.
1482 */
1483 MAKE_ENCODER(rsa, rsa, type_specific_keypair, der);
1484 #ifndef OPENSSL_NO_DH
1485 MAKE_ENCODER(dh, dh, type_specific_params, der);
1486 MAKE_ENCODER(dhx, dh, type_specific_params, der);
1487 #endif
1488 #ifndef OPENSSL_NO_DSA
1489 MAKE_ENCODER(dsa, dsa, type_specific, der);
1490 #endif
1491 #ifndef OPENSSL_NO_EC
1492 MAKE_ENCODER(ec, ec, type_specific_no_pub, der);
1493 # ifndef OPENSSL_NO_SM2
1494 MAKE_ENCODER(sm2, ec, type_specific_no_pub, der);
1495 # endif
1496 #endif
1497
1498 /*
1499 * Replacements for PEM_write_bio_{TYPE}PrivateKey,
1500 * PEM_write_bio_{TYPE}PublicKey, PEM_write_bio_{TYPE}params, as they exist.
1501 */
1502 MAKE_ENCODER(rsa, rsa, type_specific_keypair, pem);
1503 #ifndef OPENSSL_NO_DH
1504 MAKE_ENCODER(dh, dh, type_specific_params, pem);
1505 MAKE_ENCODER(dhx, dh, type_specific_params, pem);
1506 #endif
1507 #ifndef OPENSSL_NO_DSA
1508 MAKE_ENCODER(dsa, dsa, type_specific, pem);
1509 #endif
1510 #ifndef OPENSSL_NO_EC
1511 MAKE_ENCODER(ec, ec, type_specific_no_pub, pem);
1512 # ifndef OPENSSL_NO_SM2
1513 MAKE_ENCODER(sm2, ec, type_specific_no_pub, pem);
1514 # endif
1515 #endif
1516
1517 /*
1518 * PKCS#8 and SubjectPublicKeyInfo support. This may duplicate some of the
1519 * implementations specified above, but are more specific.
1520 * The SubjectPublicKeyInfo implementations also replace the
1521 * PEM_write_bio_{TYPE}_PUBKEY functions.
1522 * For PEM, these are expected to be used by PEM_write_bio_PrivateKey(),
1523 * PEM_write_bio_PUBKEY() and PEM_write_bio_Parameters().
1524 */
1525 MAKE_ENCODER(rsa, rsa, EncryptedPrivateKeyInfo, der);
1526 MAKE_ENCODER(rsa, rsa, EncryptedPrivateKeyInfo, pem);
1527 MAKE_ENCODER(rsa, rsa, PrivateKeyInfo, der);
1528 MAKE_ENCODER(rsa, rsa, PrivateKeyInfo, pem);
1529 MAKE_ENCODER(rsa, rsa, SubjectPublicKeyInfo, der);
1530 MAKE_ENCODER(rsa, rsa, SubjectPublicKeyInfo, pem);
1531 MAKE_ENCODER(rsapss, rsa, EncryptedPrivateKeyInfo, der);
1532 MAKE_ENCODER(rsapss, rsa, EncryptedPrivateKeyInfo, pem);
1533 MAKE_ENCODER(rsapss, rsa, PrivateKeyInfo, der);
1534 MAKE_ENCODER(rsapss, rsa, PrivateKeyInfo, pem);
1535 MAKE_ENCODER(rsapss, rsa, SubjectPublicKeyInfo, der);
1536 MAKE_ENCODER(rsapss, rsa, SubjectPublicKeyInfo, pem);
1537 #ifndef OPENSSL_NO_DH
1538 MAKE_ENCODER(dh, dh, EncryptedPrivateKeyInfo, der);
1539 MAKE_ENCODER(dh, dh, EncryptedPrivateKeyInfo, pem);
1540 MAKE_ENCODER(dh, dh, PrivateKeyInfo, der);
1541 MAKE_ENCODER(dh, dh, PrivateKeyInfo, pem);
1542 MAKE_ENCODER(dh, dh, SubjectPublicKeyInfo, der);
1543 MAKE_ENCODER(dh, dh, SubjectPublicKeyInfo, pem);
1544 MAKE_ENCODER(dhx, dh, EncryptedPrivateKeyInfo, der);
1545 MAKE_ENCODER(dhx, dh, EncryptedPrivateKeyInfo, pem);
1546 MAKE_ENCODER(dhx, dh, PrivateKeyInfo, der);
1547 MAKE_ENCODER(dhx, dh, PrivateKeyInfo, pem);
1548 MAKE_ENCODER(dhx, dh, SubjectPublicKeyInfo, der);
1549 MAKE_ENCODER(dhx, dh, SubjectPublicKeyInfo, pem);
1550 #endif
1551 #ifndef OPENSSL_NO_DSA
1552 MAKE_ENCODER(dsa, dsa, EncryptedPrivateKeyInfo, der);
1553 MAKE_ENCODER(dsa, dsa, EncryptedPrivateKeyInfo, pem);
1554 MAKE_ENCODER(dsa, dsa, PrivateKeyInfo, der);
1555 MAKE_ENCODER(dsa, dsa, PrivateKeyInfo, pem);
1556 MAKE_ENCODER(dsa, dsa, SubjectPublicKeyInfo, der);
1557 MAKE_ENCODER(dsa, dsa, SubjectPublicKeyInfo, pem);
1558 #endif
1559 #ifndef OPENSSL_NO_EC
1560 MAKE_ENCODER(ec, ec, EncryptedPrivateKeyInfo, der);
1561 MAKE_ENCODER(ec, ec, EncryptedPrivateKeyInfo, pem);
1562 MAKE_ENCODER(ec, ec, PrivateKeyInfo, der);
1563 MAKE_ENCODER(ec, ec, PrivateKeyInfo, pem);
1564 MAKE_ENCODER(ec, ec, SubjectPublicKeyInfo, der);
1565 MAKE_ENCODER(ec, ec, SubjectPublicKeyInfo, pem);
1566 # ifndef OPENSSL_NO_SM2
1567 MAKE_ENCODER(sm2, ec, EncryptedPrivateKeyInfo, der);
1568 MAKE_ENCODER(sm2, ec, EncryptedPrivateKeyInfo, pem);
1569 MAKE_ENCODER(sm2, ec, PrivateKeyInfo, der);
1570 MAKE_ENCODER(sm2, ec, PrivateKeyInfo, pem);
1571 MAKE_ENCODER(sm2, ec, SubjectPublicKeyInfo, der);
1572 MAKE_ENCODER(sm2, ec, SubjectPublicKeyInfo, pem);
1573 # endif
1574 # ifndef OPENSSL_NO_ECX
1575 MAKE_ENCODER(ed25519, ecx, EncryptedPrivateKeyInfo, der);
1576 MAKE_ENCODER(ed25519, ecx, EncryptedPrivateKeyInfo, pem);
1577 MAKE_ENCODER(ed25519, ecx, PrivateKeyInfo, der);
1578 MAKE_ENCODER(ed25519, ecx, PrivateKeyInfo, pem);
1579 MAKE_ENCODER(ed25519, ecx, SubjectPublicKeyInfo, der);
1580 MAKE_ENCODER(ed25519, ecx, SubjectPublicKeyInfo, pem);
1581 MAKE_ENCODER(ed448, ecx, EncryptedPrivateKeyInfo, der);
1582 MAKE_ENCODER(ed448, ecx, EncryptedPrivateKeyInfo, pem);
1583 MAKE_ENCODER(ed448, ecx, PrivateKeyInfo, der);
1584 MAKE_ENCODER(ed448, ecx, PrivateKeyInfo, pem);
1585 MAKE_ENCODER(ed448, ecx, SubjectPublicKeyInfo, der);
1586 MAKE_ENCODER(ed448, ecx, SubjectPublicKeyInfo, pem);
1587 MAKE_ENCODER(x25519, ecx, EncryptedPrivateKeyInfo, der);
1588 MAKE_ENCODER(x25519, ecx, EncryptedPrivateKeyInfo, pem);
1589 MAKE_ENCODER(x25519, ecx, PrivateKeyInfo, der);
1590 MAKE_ENCODER(x25519, ecx, PrivateKeyInfo, pem);
1591 MAKE_ENCODER(x25519, ecx, SubjectPublicKeyInfo, der);
1592 MAKE_ENCODER(x25519, ecx, SubjectPublicKeyInfo, pem);
1593 MAKE_ENCODER(x448, ecx, EncryptedPrivateKeyInfo, der);
1594 MAKE_ENCODER(x448, ecx, EncryptedPrivateKeyInfo, pem);
1595 MAKE_ENCODER(x448, ecx, PrivateKeyInfo, der);
1596 MAKE_ENCODER(x448, ecx, PrivateKeyInfo, pem);
1597 MAKE_ENCODER(x448, ecx, SubjectPublicKeyInfo, der);
1598 MAKE_ENCODER(x448, ecx, SubjectPublicKeyInfo, pem);
1599 # endif
1600 #endif
1601 #ifndef OPENSSL_NO_SLH_DSA
1602 MAKE_ENCODER(slh_dsa_sha2_128s, slh_dsa, EncryptedPrivateKeyInfo, der);
1603 MAKE_ENCODER(slh_dsa_sha2_128f, slh_dsa, EncryptedPrivateKeyInfo, der);
1604 MAKE_ENCODER(slh_dsa_sha2_192s, slh_dsa, EncryptedPrivateKeyInfo, der);
1605 MAKE_ENCODER(slh_dsa_sha2_192f, slh_dsa, EncryptedPrivateKeyInfo, der);
1606 MAKE_ENCODER(slh_dsa_sha2_256s, slh_dsa, EncryptedPrivateKeyInfo, der);
1607 MAKE_ENCODER(slh_dsa_sha2_256f, slh_dsa, EncryptedPrivateKeyInfo, der);
1608 MAKE_ENCODER(slh_dsa_sha2_128s, slh_dsa, EncryptedPrivateKeyInfo, pem);
1609 MAKE_ENCODER(slh_dsa_sha2_128f, slh_dsa, EncryptedPrivateKeyInfo, pem);
1610 MAKE_ENCODER(slh_dsa_sha2_192s, slh_dsa, EncryptedPrivateKeyInfo, pem);
1611 MAKE_ENCODER(slh_dsa_sha2_192f, slh_dsa, EncryptedPrivateKeyInfo, pem);
1612 MAKE_ENCODER(slh_dsa_sha2_256s, slh_dsa, EncryptedPrivateKeyInfo, pem);
1613 MAKE_ENCODER(slh_dsa_sha2_256f, slh_dsa, EncryptedPrivateKeyInfo, pem);
1614 MAKE_ENCODER(slh_dsa_shake_128s, slh_dsa, EncryptedPrivateKeyInfo, der);
1615 MAKE_ENCODER(slh_dsa_shake_128f, slh_dsa, EncryptedPrivateKeyInfo, der);
1616 MAKE_ENCODER(slh_dsa_shake_192s, slh_dsa, EncryptedPrivateKeyInfo, der);
1617 MAKE_ENCODER(slh_dsa_shake_192f, slh_dsa, EncryptedPrivateKeyInfo, der);
1618 MAKE_ENCODER(slh_dsa_shake_256s, slh_dsa, EncryptedPrivateKeyInfo, der);
1619 MAKE_ENCODER(slh_dsa_shake_256f, slh_dsa, EncryptedPrivateKeyInfo, der);
1620 MAKE_ENCODER(slh_dsa_shake_128s, slh_dsa, EncryptedPrivateKeyInfo, pem);
1621 MAKE_ENCODER(slh_dsa_shake_128f, slh_dsa, EncryptedPrivateKeyInfo, pem);
1622 MAKE_ENCODER(slh_dsa_shake_192s, slh_dsa, EncryptedPrivateKeyInfo, pem);
1623 MAKE_ENCODER(slh_dsa_shake_192f, slh_dsa, EncryptedPrivateKeyInfo, pem);
1624 MAKE_ENCODER(slh_dsa_shake_256s, slh_dsa, EncryptedPrivateKeyInfo, pem);
1625 MAKE_ENCODER(slh_dsa_shake_256f, slh_dsa, EncryptedPrivateKeyInfo, pem);
1626 MAKE_ENCODER(slh_dsa_sha2_128s, slh_dsa, PrivateKeyInfo, der);
1627 MAKE_ENCODER(slh_dsa_sha2_128f, slh_dsa, PrivateKeyInfo, der);
1628 MAKE_ENCODER(slh_dsa_sha2_192s, slh_dsa, PrivateKeyInfo, der);
1629 MAKE_ENCODER(slh_dsa_sha2_192f, slh_dsa, PrivateKeyInfo, der);
1630 MAKE_ENCODER(slh_dsa_sha2_256s, slh_dsa, PrivateKeyInfo, der);
1631 MAKE_ENCODER(slh_dsa_sha2_256f, slh_dsa, PrivateKeyInfo, der);
1632 MAKE_ENCODER(slh_dsa_sha2_128s, slh_dsa, PrivateKeyInfo, pem);
1633 MAKE_ENCODER(slh_dsa_sha2_128f, slh_dsa, PrivateKeyInfo, pem);
1634 MAKE_ENCODER(slh_dsa_sha2_192s, slh_dsa, PrivateKeyInfo, pem);
1635 MAKE_ENCODER(slh_dsa_sha2_192f, slh_dsa, PrivateKeyInfo, pem);
1636 MAKE_ENCODER(slh_dsa_sha2_256s, slh_dsa, PrivateKeyInfo, pem);
1637 MAKE_ENCODER(slh_dsa_sha2_256f, slh_dsa, PrivateKeyInfo, pem);
1638 MAKE_ENCODER(slh_dsa_shake_128s, slh_dsa, PrivateKeyInfo, der);
1639 MAKE_ENCODER(slh_dsa_shake_128f, slh_dsa, PrivateKeyInfo, der);
1640 MAKE_ENCODER(slh_dsa_shake_192s, slh_dsa, PrivateKeyInfo, der);
1641 MAKE_ENCODER(slh_dsa_shake_192f, slh_dsa, PrivateKeyInfo, der);
1642 MAKE_ENCODER(slh_dsa_shake_256s, slh_dsa, PrivateKeyInfo, der);
1643 MAKE_ENCODER(slh_dsa_shake_256f, slh_dsa, PrivateKeyInfo, der);
1644 MAKE_ENCODER(slh_dsa_shake_128s, slh_dsa, PrivateKeyInfo, pem);
1645 MAKE_ENCODER(slh_dsa_shake_128f, slh_dsa, PrivateKeyInfo, pem);
1646 MAKE_ENCODER(slh_dsa_shake_192s, slh_dsa, PrivateKeyInfo, pem);
1647 MAKE_ENCODER(slh_dsa_shake_192f, slh_dsa, PrivateKeyInfo, pem);
1648 MAKE_ENCODER(slh_dsa_shake_256s, slh_dsa, PrivateKeyInfo, pem);
1649 MAKE_ENCODER(slh_dsa_shake_256f, slh_dsa, PrivateKeyInfo, pem);
1650 MAKE_ENCODER(slh_dsa_sha2_128s, slh_dsa, SubjectPublicKeyInfo, der);
1651 MAKE_ENCODER(slh_dsa_sha2_128f, slh_dsa, SubjectPublicKeyInfo, der);
1652 MAKE_ENCODER(slh_dsa_sha2_192s, slh_dsa, SubjectPublicKeyInfo, der);
1653 MAKE_ENCODER(slh_dsa_sha2_192f, slh_dsa, SubjectPublicKeyInfo, der);
1654 MAKE_ENCODER(slh_dsa_sha2_256s, slh_dsa, SubjectPublicKeyInfo, der);
1655 MAKE_ENCODER(slh_dsa_sha2_256f, slh_dsa, SubjectPublicKeyInfo, der);
1656 MAKE_ENCODER(slh_dsa_sha2_128s, slh_dsa, SubjectPublicKeyInfo, pem);
1657 MAKE_ENCODER(slh_dsa_sha2_128f, slh_dsa, SubjectPublicKeyInfo, pem);
1658 MAKE_ENCODER(slh_dsa_sha2_192s, slh_dsa, SubjectPublicKeyInfo, pem);
1659 MAKE_ENCODER(slh_dsa_sha2_192f, slh_dsa, SubjectPublicKeyInfo, pem);
1660 MAKE_ENCODER(slh_dsa_sha2_256s, slh_dsa, SubjectPublicKeyInfo, pem);
1661 MAKE_ENCODER(slh_dsa_sha2_256f, slh_dsa, SubjectPublicKeyInfo, pem);
1662 MAKE_ENCODER(slh_dsa_shake_128s, slh_dsa, SubjectPublicKeyInfo, der);
1663 MAKE_ENCODER(slh_dsa_shake_128f, slh_dsa, SubjectPublicKeyInfo, der);
1664 MAKE_ENCODER(slh_dsa_shake_192s, slh_dsa, SubjectPublicKeyInfo, der);
1665 MAKE_ENCODER(slh_dsa_shake_192f, slh_dsa, SubjectPublicKeyInfo, der);
1666 MAKE_ENCODER(slh_dsa_shake_256s, slh_dsa, SubjectPublicKeyInfo, der);
1667 MAKE_ENCODER(slh_dsa_shake_256f, slh_dsa, SubjectPublicKeyInfo, der);
1668 MAKE_ENCODER(slh_dsa_shake_128s, slh_dsa, SubjectPublicKeyInfo, pem);
1669 MAKE_ENCODER(slh_dsa_shake_128f, slh_dsa, SubjectPublicKeyInfo, pem);
1670 MAKE_ENCODER(slh_dsa_shake_192s, slh_dsa, SubjectPublicKeyInfo, pem);
1671 MAKE_ENCODER(slh_dsa_shake_192f, slh_dsa, SubjectPublicKeyInfo, pem);
1672 MAKE_ENCODER(slh_dsa_shake_256s, slh_dsa, SubjectPublicKeyInfo, pem);
1673 MAKE_ENCODER(slh_dsa_shake_256f, slh_dsa, SubjectPublicKeyInfo, pem);
1674 #endif /* OPENSSL_NO_SLH_DSA */
1675
1676 #ifndef OPENSSL_NO_ML_KEM
1677 MAKE_ENCODER(ml_kem_512, ml_kem, EncryptedPrivateKeyInfo, der);
1678 MAKE_ENCODER(ml_kem_512, ml_kem, EncryptedPrivateKeyInfo, pem);
1679 MAKE_ENCODER(ml_kem_512, ml_kem, PrivateKeyInfo, der);
1680 MAKE_ENCODER(ml_kem_512, ml_kem, PrivateKeyInfo, pem);
1681 MAKE_ENCODER(ml_kem_512, ml_kem, SubjectPublicKeyInfo, der);
1682 MAKE_ENCODER(ml_kem_512, ml_kem, SubjectPublicKeyInfo, pem);
1683
1684 MAKE_ENCODER(ml_kem_768, ml_kem, EncryptedPrivateKeyInfo, der);
1685 MAKE_ENCODER(ml_kem_768, ml_kem, EncryptedPrivateKeyInfo, pem);
1686 MAKE_ENCODER(ml_kem_768, ml_kem, PrivateKeyInfo, der);
1687 MAKE_ENCODER(ml_kem_768, ml_kem, PrivateKeyInfo, pem);
1688 MAKE_ENCODER(ml_kem_768, ml_kem, SubjectPublicKeyInfo, der);
1689 MAKE_ENCODER(ml_kem_768, ml_kem, SubjectPublicKeyInfo, pem);
1690
1691 MAKE_ENCODER(ml_kem_1024, ml_kem, EncryptedPrivateKeyInfo, der);
1692 MAKE_ENCODER(ml_kem_1024, ml_kem, EncryptedPrivateKeyInfo, pem);
1693 MAKE_ENCODER(ml_kem_1024, ml_kem, PrivateKeyInfo, der);
1694 MAKE_ENCODER(ml_kem_1024, ml_kem, PrivateKeyInfo, pem);
1695 MAKE_ENCODER(ml_kem_1024, ml_kem, SubjectPublicKeyInfo, der);
1696 MAKE_ENCODER(ml_kem_1024, ml_kem, SubjectPublicKeyInfo, pem);
1697 #endif
1698
1699 /*
1700 * Support for key type specific output formats. Not all key types have
1701 * this, we only aim to duplicate what is available in 1.1.1 as
1702 * i2d_TYPEPrivateKey(), i2d_TYPEPublicKey() and i2d_TYPEparams().
1703 * For example, there are no publicly available i2d_ function for
1704 * ED25519, ED448, X25519 or X448, and they therefore only have PKCS#8
1705 * and SubjectPublicKeyInfo implementations as implemented above.
1706 */
1707 MAKE_ENCODER(rsa, rsa, RSA, der);
1708 MAKE_ENCODER(rsa, rsa, RSA, pem);
1709 #ifndef OPENSSL_NO_DH
1710 MAKE_ENCODER(dh, dh, DH, der);
1711 MAKE_ENCODER(dh, dh, DH, pem);
1712 MAKE_ENCODER(dhx, dh, DHX, der);
1713 MAKE_ENCODER(dhx, dh, DHX, pem);
1714 #endif
1715 #ifndef OPENSSL_NO_DSA
1716 MAKE_ENCODER(dsa, dsa, DSA, der);
1717 MAKE_ENCODER(dsa, dsa, DSA, pem);
1718 #endif
1719 #ifndef OPENSSL_NO_EC
1720 MAKE_ENCODER(ec, ec, EC, der);
1721 MAKE_ENCODER(ec, ec, EC, pem);
1722 # ifndef OPENSSL_NO_SM2
1723 MAKE_ENCODER(sm2, ec, SM2, der);
1724 MAKE_ENCODER(sm2, ec, SM2, pem);
1725 # endif
1726 #endif
1727
1728 /* Convenience structure names */
1729 MAKE_ENCODER(rsa, rsa, PKCS1, der);
1730 MAKE_ENCODER(rsa, rsa, PKCS1, pem);
1731 MAKE_ENCODER(rsapss, rsa, PKCS1, der);
1732 MAKE_ENCODER(rsapss, rsa, PKCS1, pem);
1733 #ifndef OPENSSL_NO_DH
1734 MAKE_ENCODER(dh, dh, PKCS3, der); /* parameters only */
1735 MAKE_ENCODER(dh, dh, PKCS3, pem); /* parameters only */
1736 MAKE_ENCODER(dhx, dh, X9_42, der); /* parameters only */
1737 MAKE_ENCODER(dhx, dh, X9_42, pem); /* parameters only */
1738 #endif
1739 #ifndef OPENSSL_NO_EC
1740 MAKE_ENCODER(ec, ec, X9_62, der);
1741 MAKE_ENCODER(ec, ec, X9_62, pem);
1742 #endif
1743
1744 #ifndef OPENSSL_NO_ML_DSA
1745 MAKE_ENCODER(ml_dsa_44, ml_dsa, EncryptedPrivateKeyInfo, der);
1746 MAKE_ENCODER(ml_dsa_44, ml_dsa, EncryptedPrivateKeyInfo, pem);
1747 MAKE_ENCODER(ml_dsa_44, ml_dsa, PrivateKeyInfo, der);
1748 MAKE_ENCODER(ml_dsa_44, ml_dsa, PrivateKeyInfo, pem);
1749 MAKE_ENCODER(ml_dsa_44, ml_dsa, SubjectPublicKeyInfo, der);
1750 MAKE_ENCODER(ml_dsa_44, ml_dsa, SubjectPublicKeyInfo, pem);
1751
1752 MAKE_ENCODER(ml_dsa_65, ml_dsa, EncryptedPrivateKeyInfo, der);
1753 MAKE_ENCODER(ml_dsa_65, ml_dsa, EncryptedPrivateKeyInfo, pem);
1754 MAKE_ENCODER(ml_dsa_65, ml_dsa, PrivateKeyInfo, der);
1755 MAKE_ENCODER(ml_dsa_65, ml_dsa, PrivateKeyInfo, pem);
1756 MAKE_ENCODER(ml_dsa_65, ml_dsa, SubjectPublicKeyInfo, der);
1757 MAKE_ENCODER(ml_dsa_65, ml_dsa, SubjectPublicKeyInfo, pem);
1758
1759 MAKE_ENCODER(ml_dsa_87, ml_dsa, EncryptedPrivateKeyInfo, der);
1760 MAKE_ENCODER(ml_dsa_87, ml_dsa, EncryptedPrivateKeyInfo, pem);
1761 MAKE_ENCODER(ml_dsa_87, ml_dsa, PrivateKeyInfo, der);
1762 MAKE_ENCODER(ml_dsa_87, ml_dsa, PrivateKeyInfo, pem);
1763 MAKE_ENCODER(ml_dsa_87, ml_dsa, SubjectPublicKeyInfo, der);
1764 MAKE_ENCODER(ml_dsa_87, ml_dsa, SubjectPublicKeyInfo, pem);
1765 #endif /* OPENSSL_NO_ML_DSA */
Mirror of https://github.com/openssl/openssl.git