3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 1999-2002 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
63 #include <openssl/x509.h>
64 #include <openssl/rand.h>
65 #ifndef OPENSSL_NO_RSA
66 # include <openssl/rsa.h>
68 #ifndef OPENSSL_NO_DSA
69 # include <openssl/dsa.h>
71 #include <openssl/bn.h>
73 #ifndef OPENSSL_NO_DSA
74 static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey);
77 static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey);
80 /* Extract a private key from a PKCS8 structure */
82 EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8)
84 EVP_PKEY *pkey = NULL;
85 #ifndef OPENSSL_NO_RSA
88 #ifndef OPENSSL_NO_DSA
91 ASN1_INTEGER *privkey;
92 STACK_OF(ASN1_TYPE) *ndsa = NULL;
96 const unsigned char *p_tmp;
98 #if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
99 ASN1_TYPE *param = NULL;
104 const unsigned char *p;
105 const unsigned char *cp;
110 if (p8->pkey->type == V_ASN1_OCTET_STRING) {
111 p8->broken = PKCS8_OK;
112 p = p8->pkey->value.octet_string->data;
113 pkeylen = p8->pkey->value.octet_string->length;
115 p8->broken = PKCS8_NO_OCTET;
116 p = p8->pkey->value.sequence->data;
117 pkeylen = p8->pkey->value.sequence->length;
119 if (!(pkey = EVP_PKEY_new())) {
120 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_MALLOC_FAILURE);
124 nid = OBJ_obj2nid(a->algorithm);
126 #ifndef OPENSSL_NO_RSA
127 case NID_rsaEncryption:
129 if (!(rsa = d2i_RSAPrivateKey(NULL, &cp, pkeylen))) {
130 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
133 EVP_PKEY_assign_RSA(pkey, rsa);
136 #ifndef OPENSSL_NO_DSA
139 * PKCS#8 DSA is weird: you just get a private key integer and
140 * parameters in the AlgorithmIdentifier the pubkey must be
144 /* Check for broken DSA PKCS#8, UGH! */
145 if (*p == (V_ASN1_SEQUENCE | V_ASN1_CONSTRUCTED)) {
146 if (!(ndsa = ASN1_seq_unpack_ASN1_TYPE(p, pkeylen,
149 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
152 if (sk_ASN1_TYPE_num(ndsa) != 2) {
153 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
157 * Handle Two broken types: SEQUENCE {parameters, priv_key}
158 * SEQUENCE {pub_key, priv_key}
161 t1 = sk_ASN1_TYPE_value(ndsa, 0);
162 t2 = sk_ASN1_TYPE_value(ndsa, 1);
163 if (t1->type == V_ASN1_SEQUENCE) {
164 p8->broken = PKCS8_EMBEDDED_PARAM;
166 } else if (a->parameter->type == V_ASN1_SEQUENCE) {
167 p8->broken = PKCS8_NS_DB;
168 param = a->parameter;
170 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
174 if (t2->type != V_ASN1_INTEGER) {
175 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
178 privkey = t2->value.integer;
180 if (!(privkey = d2i_ASN1_INTEGER(NULL, &p, pkeylen))) {
181 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
184 param = p8->pkeyalg->parameter;
186 if (!param || (param->type != V_ASN1_SEQUENCE)) {
187 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
190 cp = p = param->value.sequence->data;
191 plen = param->value.sequence->length;
192 if (!(dsa = d2i_DSAparams(NULL, &cp, plen))) {
193 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
196 /* We have parameters now set private key */
197 if (!(dsa->priv_key = ASN1_INTEGER_to_BN(privkey, NULL))) {
198 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_BN_DECODE_ERROR);
201 /* Calculate public key (ouch!) */
202 if (!(dsa->pub_key = BN_new())) {
203 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_MALLOC_FAILURE);
206 if (!(ctx = BN_CTX_new())) {
207 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_MALLOC_FAILURE);
211 if (!BN_mod_exp(dsa->pub_key, dsa->g, dsa->priv_key, dsa->p, ctx)) {
213 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_BN_PUBKEY_ERROR);
217 EVP_PKEY_assign_DSA(pkey, dsa);
220 sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
222 ASN1_INTEGER_free(privkey);
226 sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
232 #ifndef OPENSSL_NO_EC
233 case NID_X9_62_id_ecPublicKey:
235 /* extract the ec parameters */
236 param = p8->pkeyalg->parameter;
238 if (!param || ((param->type != V_ASN1_SEQUENCE) &&
239 (param->type != V_ASN1_OBJECT))) {
240 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
244 if (param->type == V_ASN1_SEQUENCE) {
245 cp = p = param->value.sequence->data;
246 plen = param->value.sequence->length;
248 if (!(eckey = d2i_ECParameters(NULL, &cp, plen))) {
249 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
254 cp = p = param->value.object->data;
255 plen = param->value.object->length;
258 * type == V_ASN1_OBJECT => the parameters are given by an asn1
261 if ((eckey = EC_KEY_new()) == NULL) {
262 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_MALLOC_FAILURE);
266 EC_GROUP_new_by_curve_name(OBJ_obj2nid
267 (a->parameter->value.object));
270 EC_GROUP_set_asn1_flag(group, OPENSSL_EC_NAMED_CURVE);
271 if (EC_KEY_set_group(eckey, group) == 0)
273 EC_GROUP_free(group);
276 /* We have parameters now set private key */
277 if (!d2i_ECPrivateKey(&eckey, &p_tmp, pkeylen)) {
278 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
282 /* calculate public key (if necessary) */
283 if (EC_KEY_get0_public_key(eckey) == NULL) {
284 const BIGNUM *priv_key;
285 const EC_GROUP *group;
288 * the public key was not included in the SEC1 private key =>
289 * calculate the public key
291 group = EC_KEY_get0_group(eckey);
292 pub_key = EC_POINT_new(group);
293 if (pub_key == NULL) {
294 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
297 if (!EC_POINT_copy(pub_key, EC_GROUP_get0_generator(group))) {
298 EC_POINT_free(pub_key);
299 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
302 priv_key = EC_KEY_get0_private_key(eckey);
303 if (!EC_POINT_mul(group, pub_key, priv_key, NULL, NULL, ctx)) {
304 EC_POINT_free(pub_key);
305 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
308 if (EC_KEY_set_public_key(eckey, pub_key) == 0) {
309 EC_POINT_free(pub_key);
310 EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
313 EC_POINT_free(pub_key);
316 EVP_PKEY_assign_EC_KEY(pkey, eckey);
330 EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
332 BUF_strlcpy(obj_tmp, "NULL", sizeof obj_tmp);
334 i2t_ASN1_OBJECT(obj_tmp, 80, a->algorithm);
335 ERR_add_error_data(2, "TYPE=", obj_tmp);
342 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey)
344 return EVP_PKEY2PKCS8_broken(pkey, PKCS8_OK);
347 /* Turn a private key into a PKCS8 structure */
349 PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken)
351 PKCS8_PRIV_KEY_INFO *p8;
353 if (!(p8 = PKCS8_PRIV_KEY_INFO_new())) {
354 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, ERR_R_MALLOC_FAILURE);
358 if (!ASN1_INTEGER_set(p8->version, 0)) {
359 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, ERR_R_MALLOC_FAILURE);
360 PKCS8_PRIV_KEY_INFO_free(p8);
363 if (!(p8->pkeyalg->parameter = ASN1_TYPE_new())) {
364 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, ERR_R_MALLOC_FAILURE);
365 PKCS8_PRIV_KEY_INFO_free(p8);
368 p8->pkey->type = V_ASN1_OCTET_STRING;
369 switch (EVP_PKEY_type(pkey->type)) {
370 #ifndef OPENSSL_NO_RSA
373 if (p8->broken == PKCS8_NO_OCTET)
374 p8->pkey->type = V_ASN1_SEQUENCE;
376 p8->pkeyalg->algorithm = OBJ_nid2obj(NID_rsaEncryption);
377 p8->pkeyalg->parameter->type = V_ASN1_NULL;
378 if (!ASN1_pack_string_of(EVP_PKEY, pkey, i2d_PrivateKey,
379 &p8->pkey->value.octet_string)) {
380 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, ERR_R_MALLOC_FAILURE);
381 PKCS8_PRIV_KEY_INFO_free(p8);
386 #ifndef OPENSSL_NO_DSA
388 if (!dsa_pkey2pkcs8(p8, pkey)) {
389 PKCS8_PRIV_KEY_INFO_free(p8);
395 #ifndef OPENSSL_NO_EC
397 if (!eckey_pkey2pkcs8(p8, pkey)) {
398 PKCS8_PRIV_KEY_INFO_free(p8);
404 EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
405 EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
406 PKCS8_PRIV_KEY_INFO_free(p8);
409 RAND_add(p8->pkey->value.octet_string->data,
410 p8->pkey->value.octet_string->length, 0.0);
414 PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken)
419 p8->broken = PKCS8_OK;
424 p8->broken = PKCS8_NO_OCTET;
425 p8->pkey->type = V_ASN1_SEQUENCE;
430 EVPerr(EVP_F_PKCS8_SET_BROKEN, EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE);
435 #ifndef OPENSSL_NO_DSA
436 static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
438 ASN1_STRING *params = NULL;
439 ASN1_INTEGER *prkey = NULL;
440 ASN1_TYPE *ttmp = NULL;
441 STACK_OF(ASN1_TYPE) *ndsa = NULL;
442 unsigned char *p = NULL, *q;
445 p8->pkeyalg->algorithm = OBJ_nid2obj(NID_dsa);
446 len = i2d_DSAparams(pkey->pkey.dsa, NULL);
447 if (!(p = OPENSSL_malloc(len))) {
448 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
452 i2d_DSAparams(pkey->pkey.dsa, &q);
453 if (!(params = ASN1_STRING_new())) {
454 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
457 if (!ASN1_STRING_set(params, p, len)) {
458 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
463 /* Get private key into integer */
464 if (!(prkey = BN_to_ASN1_INTEGER(pkey->pkey.dsa->priv_key, NULL))) {
465 EVPerr(EVP_F_DSA_PKEY2PKCS8, EVP_R_ENCODE_ERROR);
469 switch (p8->broken) {
474 if (!ASN1_pack_string_of(ASN1_INTEGER, prkey, i2d_ASN1_INTEGER,
475 &p8->pkey->value.octet_string)) {
476 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
480 M_ASN1_INTEGER_free(prkey);
482 p8->pkeyalg->parameter->value.sequence = params;
484 p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
490 p8->pkeyalg->parameter->value.sequence = params;
492 p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
493 if (!(ndsa = sk_ASN1_TYPE_new_null())) {
494 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
497 if (!(ttmp = ASN1_TYPE_new())) {
498 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
501 if (!(ttmp->value.integer =
502 BN_to_ASN1_INTEGER(pkey->pkey.dsa->pub_key, NULL))) {
503 EVPerr(EVP_F_DSA_PKEY2PKCS8, EVP_R_ENCODE_ERROR);
506 ttmp->type = V_ASN1_INTEGER;
507 if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
508 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
512 if (!(ttmp = ASN1_TYPE_new())) {
513 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
516 ttmp->value.integer = prkey;
518 ttmp->type = V_ASN1_INTEGER;
519 if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
520 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
525 if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
526 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
530 if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
531 &p8->pkey->value.octet_string->data,
532 &p8->pkey->value.octet_string->length)) {
534 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
537 sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
540 case PKCS8_EMBEDDED_PARAM:
542 p8->pkeyalg->parameter->type = V_ASN1_NULL;
543 if (!(ndsa = sk_ASN1_TYPE_new_null())) {
544 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
547 if (!(ttmp = ASN1_TYPE_new())) {
548 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
551 ttmp->value.sequence = params;
553 ttmp->type = V_ASN1_SEQUENCE;
554 if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
555 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
559 if (!(ttmp = ASN1_TYPE_new())) {
560 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
563 ttmp->value.integer = prkey;
565 ttmp->type = V_ASN1_INTEGER;
566 if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
567 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
572 if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
573 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
577 if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
578 &p8->pkey->value.octet_string->data,
579 &p8->pkey->value.octet_string->length)) {
581 EVPerr(EVP_F_DSA_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
584 sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
592 ASN1_STRING_free(params);
594 M_ASN1_INTEGER_free(prkey);
596 ASN1_TYPE_free(ttmp);
598 sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
603 #ifndef OPENSSL_NO_EC
604 static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
607 const EC_GROUP *group;
608 unsigned char *p, *pp;
610 unsigned int tmp_flags, old_flags;
612 ec_key = pkey->pkey.ec;
613 if (ec_key == NULL || (group = EC_KEY_get0_group(ec_key)) == NULL) {
614 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, EVP_R_MISSING_PARAMETERS);
618 /* set the ec parameters OID */
619 if (p8->pkeyalg->algorithm)
620 ASN1_OBJECT_free(p8->pkeyalg->algorithm);
622 p8->pkeyalg->algorithm = OBJ_nid2obj(NID_X9_62_id_ecPublicKey);
624 /* set the ec parameters */
626 if (p8->pkeyalg->parameter) {
627 ASN1_TYPE_free(p8->pkeyalg->parameter);
628 p8->pkeyalg->parameter = NULL;
631 if ((p8->pkeyalg->parameter = ASN1_TYPE_new()) == NULL) {
632 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
636 if (EC_GROUP_get_asn1_flag(group)
637 && (nid = EC_GROUP_get_curve_name(group))) {
638 /* we have a 'named curve' => just set the OID */
639 p8->pkeyalg->parameter->type = V_ASN1_OBJECT;
640 p8->pkeyalg->parameter->value.object = OBJ_nid2obj(nid);
641 } else { /* explicit parameters */
643 if ((i = i2d_ECParameters(ec_key, NULL)) == 0) {
644 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
647 if ((p = (unsigned char *)OPENSSL_malloc(i)) == NULL) {
648 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
652 if (!i2d_ECParameters(ec_key, &pp)) {
653 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
657 p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
658 if ((p8->pkeyalg->parameter->value.sequence
659 = ASN1_STRING_new()) == NULL) {
660 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_ASN1_LIB);
664 ASN1_STRING_set(p8->pkeyalg->parameter->value.sequence, p, i);
668 /* set the private key */
671 * do not include the parameters in the SEC1 private key see PKCS#11
674 old_flags = EC_KEY_get_enc_flags(pkey->pkey.ec);
675 tmp_flags = old_flags | EC_PKEY_NO_PARAMETERS;
676 EC_KEY_set_enc_flags(pkey->pkey.ec, tmp_flags);
677 i = i2d_ECPrivateKey(pkey->pkey.ec, NULL);
679 EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
680 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
683 p = (unsigned char *)OPENSSL_malloc(i);
685 EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
686 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
690 if (!i2d_ECPrivateKey(pkey->pkey.ec, &pp)) {
691 EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
692 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
696 /* restore old encoding flags */
697 EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
699 switch (p8->broken) {
702 p8->pkey->value.octet_string = ASN1_OCTET_STRING_new();
703 if (!p8->pkey->value.octet_string ||
704 !M_ASN1_OCTET_STRING_set(p8->pkey->value.octet_string,
705 (const void *)p, i)) {
706 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
710 case PKCS8_NO_OCTET: /* RSA specific */
711 case PKCS8_NS_DB: /* DSA specific */
712 case PKCS8_EMBEDDED_PARAM: /* DSA specific */
714 EVPerr(EVP_F_ECKEY_PKEY2PKCS8, EVP_R_ENCODE_ERROR);
716 OPENSSL_cleanse(p, (size_t)i);
722 /* EVP_PKEY attribute functions */
724 int EVP_PKEY_get_attr_count(const EVP_PKEY *key)
726 return X509at_get_attr_count(key->attributes);
729 int EVP_PKEY_get_attr_by_NID(const EVP_PKEY *key, int nid, int lastpos)
731 return X509at_get_attr_by_NID(key->attributes, nid, lastpos);
734 int EVP_PKEY_get_attr_by_OBJ(const EVP_PKEY *key, ASN1_OBJECT *obj,
737 return X509at_get_attr_by_OBJ(key->attributes, obj, lastpos);
740 X509_ATTRIBUTE *EVP_PKEY_get_attr(const EVP_PKEY *key, int loc)
742 return X509at_get_attr(key->attributes, loc);
745 X509_ATTRIBUTE *EVP_PKEY_delete_attr(EVP_PKEY *key, int loc)
747 return X509at_delete_attr(key->attributes, loc);
750 int EVP_PKEY_add1_attr(EVP_PKEY *key, X509_ATTRIBUTE *attr)
752 if (X509at_add1_attr(&key->attributes, attr))
757 int EVP_PKEY_add1_attr_by_OBJ(EVP_PKEY *key,
758 const ASN1_OBJECT *obj, int type,
759 const unsigned char *bytes, int len)
761 if (X509at_add1_attr_by_OBJ(&key->attributes, obj, type, bytes, len))
766 int EVP_PKEY_add1_attr_by_NID(EVP_PKEY *key,
768 const unsigned char *bytes, int len)
770 if (X509at_add1_attr_by_NID(&key->attributes, nid, type, bytes, len))
775 int EVP_PKEY_add1_attr_by_txt(EVP_PKEY *key,
776 const char *attrname, int type,
777 const unsigned char *bytes, int len)
779 if (X509at_add1_attr_by_txt(&key->attributes, attrname, type, bytes, len))