2 * Copyright 2020-2022 The OpenSSL Project Authors. All Rights Reserved.
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
11 * Low level APIs are deprecated for public use, but still ok for internal use.
13 #include "internal/deprecated.h"
17 #include <openssl/core.h>
18 #include <openssl/core_dispatch.h>
19 #include <openssl/core_names.h>
20 #include <openssl/bn.h>
21 #include <openssl/err.h>
22 #include <openssl/safestack.h>
23 #include <openssl/proverr.h>
24 #include "internal/ffc.h"
25 #include "crypto/bn.h" /* bn_get_words() */
26 #include "crypto/dh.h" /* ossl_dh_get0_params() */
27 #include "crypto/dsa.h" /* ossl_dsa_get0_params() */
28 #include "crypto/ec.h" /* ossl_ec_key_get_libctx */
29 #include "crypto/ecx.h" /* ECX_KEY, etc... */
30 #include "crypto/rsa.h" /* RSA_PSS_PARAMS_30, etc... */
32 #include "prov/implementations.h"
33 #include "endecoder_local.h"
35 DEFINE_SPECIAL_STACK_OF_CONST(BIGNUM_const, BIGNUM)
37 # ifdef SIXTY_FOUR_BIT_LONG
38 # define BN_FMTu "%lu"
39 # define BN_FMTx "%lx"
42 # ifdef SIXTY_FOUR_BIT
43 # define BN_FMTu "%llu"
44 # define BN_FMTx "%llx"
47 # ifdef THIRTY_TWO_BIT
52 static int print_labeled_bignum(BIO *out, const char *label, const BIGNUM *bn)
54 int ret = 0, use_sep = 0;
55 char *hex_str = NULL, *p;
56 const char spaces[] = " ";
57 const char *post_label_spc = " ";
70 return BIO_printf(out, "%s%s0\n", label, post_label_spc);
72 if (BN_num_bytes(bn) <= BN_BYTES) {
73 BN_ULONG *words = bn_get_words(bn);
75 if (BN_is_negative(bn))
78 return BIO_printf(out, "%s%s%s" BN_FMTu " (%s0x" BN_FMTx ")\n",
79 label, post_label_spc, neg, words[0], neg, words[0]);
82 hex_str = BN_bn2hex(bn);
91 if (BIO_printf(out, "%s%s\n", label, neg) <= 0)
94 /* Keep track of how many bytes we have printed out so far */
97 if (BIO_printf(out, "%s", spaces) <= 0)
100 /* Add a leading 00 if the top bit is set */
102 if (BIO_printf(out, "%02x", 0) <= 0)
108 /* Do a newline after every 15 hex bytes + add the space indent */
109 if ((bytes % 15) == 0 && bytes > 0) {
110 if (BIO_printf(out, ":\n%s", spaces) <= 0)
112 use_sep = 0; /* The first byte on the next line doesnt have a : */
114 if (BIO_printf(out, "%s%c%c", use_sep ? ":" : "",
115 tolower(p[0]), tolower(p[1])) <= 0)
121 if (BIO_printf(out, "\n") <= 0)
125 OPENSSL_free(hex_str);
129 /* Number of octets per line */
130 #define LABELED_BUF_PRINT_WIDTH 15
132 #if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
133 static int print_labeled_buf(BIO *out, const char *label,
134 const unsigned char *buf, size_t buflen)
138 if (BIO_printf(out, "%s\n", label) <= 0)
141 for (i = 0; i < buflen; i++) {
142 if ((i % LABELED_BUF_PRINT_WIDTH) == 0) {
143 if (i > 0 && BIO_printf(out, "\n") <= 0)
145 if (BIO_printf(out, " ") <= 0)
149 if (BIO_printf(out, "%02x%s", buf[i],
150 (i == buflen - 1) ? "" : ":") <= 0)
153 if (BIO_printf(out, "\n") <= 0)
160 #if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_DSA)
161 static int ffc_params_to_text(BIO *out, const FFC_PARAMS *ffc)
163 if (ffc->nid != NID_undef) {
164 #ifndef OPENSSL_NO_DH
165 const DH_NAMED_GROUP *group = ossl_ffc_uid_to_dh_named_group(ffc->nid);
166 const char *name = ossl_ffc_named_group_get_name(group);
170 if (BIO_printf(out, "GROUP: %s\n", name) <= 0)
174 /* How could this be? We should not have a nid in a no-dh build. */
179 if (!print_labeled_bignum(out, "P: ", ffc->p))
181 if (ffc->q != NULL) {
182 if (!print_labeled_bignum(out, "Q: ", ffc->q))
185 if (!print_labeled_bignum(out, "G: ", ffc->g))
187 if (ffc->j != NULL) {
188 if (!print_labeled_bignum(out, "J: ", ffc->j))
191 if (ffc->seed != NULL) {
192 if (!print_labeled_buf(out, "SEED:", ffc->seed, ffc->seedlen))
195 if (ffc->gindex != -1) {
196 if (BIO_printf(out, "gindex: %d\n", ffc->gindex) <= 0)
199 if (ffc->pcounter != -1) {
200 if (BIO_printf(out, "pcounter: %d\n", ffc->pcounter) <= 0)
204 if (BIO_printf(out, "h: %d\n", ffc->h) <= 0)
213 /* ---------------------------------------------------------------------- */
215 #ifndef OPENSSL_NO_DH
216 static int dh_to_text(BIO *out, const void *key, int selection)
219 const char *type_label = NULL;
220 const BIGNUM *priv_key = NULL, *pub_key = NULL;
221 const FFC_PARAMS *params = NULL;
222 const BIGNUM *p = NULL;
225 if (out == NULL || dh == NULL) {
226 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
230 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
231 type_label = "DH Private-Key";
232 else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
233 type_label = "DH Public-Key";
234 else if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
235 type_label = "DH Parameters";
237 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
238 priv_key = DH_get0_priv_key(dh);
239 if (priv_key == NULL) {
240 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
244 if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
245 pub_key = DH_get0_pub_key(dh);
246 if (pub_key == NULL) {
247 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
251 if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0) {
252 params = ossl_dh_get0_params((DH *)dh);
253 if (params == NULL) {
254 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_PARAMETERS);
261 ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY);
265 if (BIO_printf(out, "%s: (%d bit)\n", type_label, BN_num_bits(p)) <= 0)
268 && !print_labeled_bignum(out, "private-key:", priv_key))
271 && !print_labeled_bignum(out, "public-key:", pub_key))
274 && !ffc_params_to_text(out, params))
276 length = DH_get_length(dh);
278 && BIO_printf(out, "recommended-private-length: %ld bits\n",
285 # define dh_input_type "DH"
286 # define dhx_input_type "DHX"
289 /* ---------------------------------------------------------------------- */
291 #ifndef OPENSSL_NO_DSA
292 static int dsa_to_text(BIO *out, const void *key, int selection)
294 const DSA *dsa = key;
295 const char *type_label = NULL;
296 const BIGNUM *priv_key = NULL, *pub_key = NULL;
297 const FFC_PARAMS *params = NULL;
298 const BIGNUM *p = NULL;
300 if (out == NULL || dsa == NULL) {
301 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
305 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
306 type_label = "Private-Key";
307 else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
308 type_label = "Public-Key";
309 else if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
310 type_label = "DSA-Parameters";
312 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
313 priv_key = DSA_get0_priv_key(dsa);
314 if (priv_key == NULL) {
315 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
319 if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
320 pub_key = DSA_get0_pub_key(dsa);
321 if (pub_key == NULL) {
322 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
326 if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0) {
327 params = ossl_dsa_get0_params((DSA *)dsa);
328 if (params == NULL) {
329 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_PARAMETERS);
336 ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY);
340 if (BIO_printf(out, "%s: (%d bit)\n", type_label, BN_num_bits(p)) <= 0)
343 && !print_labeled_bignum(out, "priv:", priv_key))
346 && !print_labeled_bignum(out, "pub: ", pub_key))
349 && !ffc_params_to_text(out, params))
355 # define dsa_input_type "DSA"
358 /* ---------------------------------------------------------------------- */
360 #ifndef OPENSSL_NO_EC
361 static int ec_param_explicit_curve_to_text(BIO *out, const EC_GROUP *group,
364 const char *plabel = "Prime:";
365 BIGNUM *p = NULL, *a = NULL, *b = NULL;
371 || !EC_GROUP_get_curve(group, p, a, b, ctx))
374 if (EC_GROUP_get_field_type(group) == NID_X9_62_characteristic_two_field) {
375 int basis_type = EC_GROUP_get_basis_type(group);
377 /* print the 'short name' of the base type OID */
378 if (basis_type == NID_undef
379 || BIO_printf(out, "Basis Type: %s\n", OBJ_nid2sn(basis_type)) <= 0)
381 plabel = "Polynomial:";
383 return print_labeled_bignum(out, plabel, p)
384 && print_labeled_bignum(out, "A: ", a)
385 && print_labeled_bignum(out, "B: ", b);
388 static int ec_param_explicit_gen_to_text(BIO *out, const EC_GROUP *group,
393 point_conversion_form_t form;
394 const EC_POINT *point = NULL;
395 const char *glabel = NULL;
396 unsigned char *buf = NULL;
398 form = EC_GROUP_get_point_conversion_form(group);
399 point = EC_GROUP_get0_generator(group);
405 case POINT_CONVERSION_COMPRESSED:
406 glabel = "Generator (compressed):";
408 case POINT_CONVERSION_UNCOMPRESSED:
409 glabel = "Generator (uncompressed):";
411 case POINT_CONVERSION_HYBRID:
412 glabel = "Generator (hybrid):";
418 buflen = EC_POINT_point2buf(group, point, form, &buf, ctx);
422 ret = print_labeled_buf(out, glabel, buf, buflen);
423 OPENSSL_clear_free(buf, buflen);
427 /* Print explicit parameters */
428 static int ec_param_explicit_to_text(BIO *out, const EC_GROUP *group,
429 OSSL_LIB_CTX *libctx)
431 int ret = 0, tmp_nid;
433 const BIGNUM *order = NULL, *cofactor = NULL;
434 const unsigned char *seed;
437 ctx = BN_CTX_new_ex(libctx);
442 tmp_nid = EC_GROUP_get_field_type(group);
443 order = EC_GROUP_get0_order(group);
447 seed = EC_GROUP_get0_seed(group);
449 seed_len = EC_GROUP_get_seed_len(group);
450 cofactor = EC_GROUP_get0_cofactor(group);
452 /* print the 'short name' of the field type */
453 if (BIO_printf(out, "Field Type: %s\n", OBJ_nid2sn(tmp_nid)) <= 0
454 || !ec_param_explicit_curve_to_text(out, group, ctx)
455 || !ec_param_explicit_gen_to_text(out, group, ctx)
456 || !print_labeled_bignum(out, "Order: ", order)
458 && !print_labeled_bignum(out, "Cofactor: ", cofactor))
460 && !print_labeled_buf(out, "Seed:", seed, seed_len)))
469 static int ec_param_to_text(BIO *out, const EC_GROUP *group,
470 OSSL_LIB_CTX *libctx)
472 if (EC_GROUP_get_asn1_flag(group) & OPENSSL_EC_NAMED_CURVE) {
473 const char *curve_name;
474 int curve_nid = EC_GROUP_get_curve_name(group);
476 /* Explicit parameters */
477 if (curve_nid == NID_undef)
480 if (BIO_printf(out, "%s: %s\n", "ASN1 OID", OBJ_nid2sn(curve_nid)) <= 0)
483 curve_name = EC_curve_nid2nist(curve_nid);
484 return (curve_name == NULL
485 || BIO_printf(out, "%s: %s\n", "NIST CURVE", curve_name) > 0);
487 return ec_param_explicit_to_text(out, group, libctx);
491 static int ec_to_text(BIO *out, const void *key, int selection)
493 const EC_KEY *ec = key;
494 const char *type_label = NULL;
495 unsigned char *priv = NULL, *pub = NULL;
496 size_t priv_len = 0, pub_len = 0;
497 const EC_GROUP *group;
500 if (out == NULL || ec == NULL) {
501 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
505 if ((group = EC_KEY_get0_group(ec)) == NULL) {
506 ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY);
510 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
511 type_label = "Private-Key";
512 else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
513 type_label = "Public-Key";
514 else if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
515 type_label = "EC-Parameters";
517 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
518 const BIGNUM *priv_key = EC_KEY_get0_private_key(ec);
520 if (priv_key == NULL) {
521 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
524 priv_len = EC_KEY_priv2buf(ec, &priv);
528 if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
529 const EC_POINT *pub_pt = EC_KEY_get0_public_key(ec);
531 if (pub_pt == NULL) {
532 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
536 pub_len = EC_KEY_key2buf(ec, EC_KEY_get_conv_form(ec), &pub, NULL);
541 if (BIO_printf(out, "%s: (%d bit)\n", type_label,
542 EC_GROUP_order_bits(group)) <= 0)
545 && !print_labeled_buf(out, "priv:", priv, priv_len))
548 && !print_labeled_buf(out, "pub:", pub, pub_len))
550 if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
551 ret = ec_param_to_text(out, group, ossl_ec_key_get_libctx(ec));
553 OPENSSL_clear_free(priv, priv_len);
558 # define ec_input_type "EC"
560 # ifndef OPENSSL_NO_SM2
561 # define sm2_input_type "SM2"
565 /* ---------------------------------------------------------------------- */
567 #ifndef OPENSSL_NO_EC
568 static int ecx_to_text(BIO *out, const void *key, int selection)
570 const ECX_KEY *ecx = key;
571 const char *type_label = NULL;
573 if (out == NULL || ecx == NULL) {
574 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
578 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
579 if (ecx->privkey == NULL) {
580 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
585 case ECX_KEY_TYPE_X25519:
586 type_label = "X25519 Private-Key";
588 case ECX_KEY_TYPE_X448:
589 type_label = "X448 Private-Key";
591 case ECX_KEY_TYPE_ED25519:
592 type_label = "ED25519 Private-Key";
594 case ECX_KEY_TYPE_ED448:
595 type_label = "ED448 Private-Key";
598 } else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
599 /* ecx->pubkey is an array, not a pointer... */
600 if (!ecx->haspubkey) {
601 ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
606 case ECX_KEY_TYPE_X25519:
607 type_label = "X25519 Public-Key";
609 case ECX_KEY_TYPE_X448:
610 type_label = "X448 Public-Key";
612 case ECX_KEY_TYPE_ED25519:
613 type_label = "ED25519 Public-Key";
615 case ECX_KEY_TYPE_ED448:
616 type_label = "ED448 Public-Key";
621 if (BIO_printf(out, "%s:\n", type_label) <= 0)
623 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0
624 && !print_labeled_buf(out, "priv:", ecx->privkey, ecx->keylen))
626 if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0
627 && !print_labeled_buf(out, "pub:", ecx->pubkey, ecx->keylen))
633 # define ed25519_input_type "ED25519"
634 # define ed448_input_type "ED448"
635 # define x25519_input_type "X25519"
636 # define x448_input_type "X448"
639 /* ---------------------------------------------------------------------- */
641 static int rsa_to_text(BIO *out, const void *key, int selection)
643 const RSA *rsa = key;
644 const char *type_label = "RSA key";
645 const char *modulus_label = NULL;
646 const char *exponent_label = NULL;
647 const BIGNUM *rsa_d = NULL, *rsa_n = NULL, *rsa_e = NULL;
648 STACK_OF(BIGNUM_const) *factors = NULL;
649 STACK_OF(BIGNUM_const) *exps = NULL;
650 STACK_OF(BIGNUM_const) *coeffs = NULL;
652 const RSA_PSS_PARAMS_30 *pss_params = ossl_rsa_get0_pss_params_30((RSA *)rsa);
655 if (out == NULL || rsa == NULL) {
656 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
660 factors = sk_BIGNUM_const_new_null();
661 exps = sk_BIGNUM_const_new_null();
662 coeffs = sk_BIGNUM_const_new_null();
664 if (factors == NULL || exps == NULL || coeffs == NULL) {
665 ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
669 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
670 type_label = "Private-Key";
671 modulus_label = "modulus:";
672 exponent_label = "publicExponent:";
673 } else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
674 type_label = "Public-Key";
675 modulus_label = "Modulus:";
676 exponent_label = "Exponent:";
679 RSA_get0_key(rsa, &rsa_n, &rsa_e, &rsa_d);
680 ossl_rsa_get0_all_params((RSA *)rsa, factors, exps, coeffs);
681 primes = sk_BIGNUM_const_num(factors);
683 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
684 if (BIO_printf(out, "%s: (%d bit, %d primes)\n",
685 type_label, BN_num_bits(rsa_n), primes) <= 0)
688 if (BIO_printf(out, "%s: (%d bit)\n",
689 type_label, BN_num_bits(rsa_n)) <= 0)
693 if (!print_labeled_bignum(out, modulus_label, rsa_n))
695 if (!print_labeled_bignum(out, exponent_label, rsa_e))
697 if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
700 if (!print_labeled_bignum(out, "privateExponent:", rsa_d))
702 if (!print_labeled_bignum(out, "prime1:",
703 sk_BIGNUM_const_value(factors, 0)))
705 if (!print_labeled_bignum(out, "prime2:",
706 sk_BIGNUM_const_value(factors, 1)))
708 if (!print_labeled_bignum(out, "exponent1:",
709 sk_BIGNUM_const_value(exps, 0)))
711 if (!print_labeled_bignum(out, "exponent2:",
712 sk_BIGNUM_const_value(exps, 1)))
714 if (!print_labeled_bignum(out, "coefficient:",
715 sk_BIGNUM_const_value(coeffs, 0)))
717 for (i = 2; i < sk_BIGNUM_const_num(factors); i++) {
718 if (BIO_printf(out, "prime%d:", i + 1) <= 0)
720 if (!print_labeled_bignum(out, NULL,
721 sk_BIGNUM_const_value(factors, i)))
723 if (BIO_printf(out, "exponent%d:", i + 1) <= 0)
725 if (!print_labeled_bignum(out, NULL,
726 sk_BIGNUM_const_value(exps, i)))
728 if (BIO_printf(out, "coefficient%d:", i + 1) <= 0)
730 if (!print_labeled_bignum(out, NULL,
731 sk_BIGNUM_const_value(coeffs, i - 1)))
736 if ((selection & OSSL_KEYMGMT_SELECT_OTHER_PARAMETERS) != 0) {
737 switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) {
738 case RSA_FLAG_TYPE_RSA:
739 if (!ossl_rsa_pss_params_30_is_unrestricted(pss_params)) {
740 if (BIO_printf(out, "(INVALID PSS PARAMETERS)\n") <= 0)
744 case RSA_FLAG_TYPE_RSASSAPSS:
745 if (ossl_rsa_pss_params_30_is_unrestricted(pss_params)) {
746 if (BIO_printf(out, "No PSS parameter restrictions\n") <= 0)
749 int hashalg_nid = ossl_rsa_pss_params_30_hashalg(pss_params);
751 ossl_rsa_pss_params_30_maskgenalg(pss_params);
752 int maskgenhashalg_nid =
753 ossl_rsa_pss_params_30_maskgenhashalg(pss_params);
754 int saltlen = ossl_rsa_pss_params_30_saltlen(pss_params);
756 ossl_rsa_pss_params_30_trailerfield(pss_params);
758 if (BIO_printf(out, "PSS parameter restrictions:\n") <= 0)
760 if (BIO_printf(out, " Hash Algorithm: %s%s\n",
761 ossl_rsa_oaeppss_nid2name(hashalg_nid),
762 (hashalg_nid == NID_sha1
763 ? " (default)" : "")) <= 0)
765 if (BIO_printf(out, " Mask Algorithm: %s with %s%s\n",
766 ossl_rsa_mgf_nid2name(maskgenalg_nid),
767 ossl_rsa_oaeppss_nid2name(maskgenhashalg_nid),
768 (maskgenalg_nid == NID_mgf1
769 && maskgenhashalg_nid == NID_sha1
770 ? " (default)" : "")) <= 0)
772 if (BIO_printf(out, " Minimum Salt Length: %d%s\n",
774 (saltlen == 20 ? " (default)" : "")) <= 0)
776 if (BIO_printf(out, " Trailer Field: 0x%x%s\n",
778 (trailerfield == 1 ? " (default)" : "")) <= 0)
787 sk_BIGNUM_const_free(factors);
788 sk_BIGNUM_const_free(exps);
789 sk_BIGNUM_const_free(coeffs);
793 #define rsa_input_type "RSA"
794 #define rsapss_input_type "RSA-PSS"
796 /* ---------------------------------------------------------------------- */
798 static void *key2text_newctx(void *provctx)
803 static void key2text_freectx(ossl_unused void *vctx)
807 static int key2text_encode(void *vctx, const void *key, int selection,
809 int (*key2text)(BIO *out, const void *key,
811 OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
813 BIO *out = ossl_bio_new_from_core_bio(vctx, cout);
819 ret = key2text(out, key, selection);
825 #define MAKE_TEXT_ENCODER(impl, type) \
826 static OSSL_FUNC_encoder_import_object_fn \
827 impl##2text_import_object; \
828 static OSSL_FUNC_encoder_free_object_fn \
829 impl##2text_free_object; \
830 static OSSL_FUNC_encoder_encode_fn impl##2text_encode; \
832 static void *impl##2text_import_object(void *ctx, int selection, \
833 const OSSL_PARAM params[]) \
835 return ossl_prov_import_key(ossl_##impl##_keymgmt_functions, \
836 ctx, selection, params); \
838 static void impl##2text_free_object(void *key) \
840 ossl_prov_free_key(ossl_##impl##_keymgmt_functions, key); \
842 static int impl##2text_encode(void *vctx, OSSL_CORE_BIO *cout, \
844 const OSSL_PARAM key_abstract[], \
846 OSSL_PASSPHRASE_CALLBACK *cb, \
849 /* We don't deal with abstract objects */ \
850 if (key_abstract != NULL) { \
851 ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \
854 return key2text_encode(vctx, key, selection, cout, \
855 type##_to_text, cb, cbarg); \
857 const OSSL_DISPATCH ossl_##impl##_to_text_encoder_functions[] = { \
858 { OSSL_FUNC_ENCODER_NEWCTX, \
859 (void (*)(void))key2text_newctx }, \
860 { OSSL_FUNC_ENCODER_FREECTX, \
861 (void (*)(void))key2text_freectx }, \
862 { OSSL_FUNC_ENCODER_IMPORT_OBJECT, \
863 (void (*)(void))impl##2text_import_object }, \
864 { OSSL_FUNC_ENCODER_FREE_OBJECT, \
865 (void (*)(void))impl##2text_free_object }, \
866 { OSSL_FUNC_ENCODER_ENCODE, \
867 (void (*)(void))impl##2text_encode }, \
871 #ifndef OPENSSL_NO_DH
872 MAKE_TEXT_ENCODER(dh, dh);
873 MAKE_TEXT_ENCODER(dhx, dh);
875 #ifndef OPENSSL_NO_DSA
876 MAKE_TEXT_ENCODER(dsa, dsa);
878 #ifndef OPENSSL_NO_EC
879 MAKE_TEXT_ENCODER(ec, ec);
880 # ifndef OPENSSL_NO_SM2
881 MAKE_TEXT_ENCODER(sm2, ec);
883 MAKE_TEXT_ENCODER(ed25519, ecx);
884 MAKE_TEXT_ENCODER(ed448, ecx);
885 MAKE_TEXT_ENCODER(x25519, ecx);
886 MAKE_TEXT_ENCODER(x448, ecx);
888 MAKE_TEXT_ENCODER(rsa, rsa);
889 MAKE_TEXT_ENCODER(rsapss, rsa);