1 /* crypto/cms/cms_env.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 2008 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
55 #include <openssl/asn1t.h>
56 #include <openssl/pem.h>
57 #include <openssl/x509v3.h>
58 #include <openssl/err.h>
59 #include <openssl/cms.h>
60 #include <openssl/rand.h>
61 #include <openssl/aes.h>
63 #include "asn1_locl.h"
65 /* CMS EnvelopedData Utilities */
67 DECLARE_ASN1_ITEM(CMS_EnvelopedData
)
68 DECLARE_ASN1_ITEM(CMS_KeyTransRecipientInfo
)
69 DECLARE_ASN1_ITEM(CMS_KEKRecipientInfo
)
70 DECLARE_ASN1_ITEM(CMS_OtherKeyAttribute
)
72 DECLARE_STACK_OF(CMS_RecipientInfo
)
74 CMS_EnvelopedData
*cms_get0_enveloped(CMS_ContentInfo
*cms
)
76 if (OBJ_obj2nid(cms
->contentType
) != NID_pkcs7_enveloped
)
78 CMSerr(CMS_F_CMS_GET0_ENVELOPED
,
79 CMS_R_CONTENT_TYPE_NOT_ENVELOPED_DATA
);
82 return cms
->d
.envelopedData
;
85 static CMS_EnvelopedData
*cms_enveloped_data_init(CMS_ContentInfo
*cms
)
87 if (cms
->d
.other
== NULL
)
89 cms
->d
.envelopedData
= M_ASN1_new_of(CMS_EnvelopedData
);
90 if (!cms
->d
.envelopedData
)
92 CMSerr(CMS_F_CMS_ENVELOPED_DATA_INIT
,
93 ERR_R_MALLOC_FAILURE
);
96 cms
->d
.envelopedData
->version
= 0;
97 cms
->d
.envelopedData
->encryptedContentInfo
->contentType
=
98 OBJ_nid2obj(NID_pkcs7_data
);
99 ASN1_OBJECT_free(cms
->contentType
);
100 cms
->contentType
= OBJ_nid2obj(NID_pkcs7_enveloped
);
101 return cms
->d
.envelopedData
;
103 return cms_get0_enveloped(cms
);
106 STACK_OF(CMS_RecipientInfo
) *CMS_get0_RecipientInfos(CMS_ContentInfo
*cms
)
108 CMS_EnvelopedData
*env
;
109 env
= cms_get0_enveloped(cms
);
112 return env
->recipientInfos
;
115 int CMS_RecipientInfo_type(CMS_RecipientInfo
*ri
)
120 CMS_ContentInfo
*CMS_EnvelopedData_create(const EVP_CIPHER
*cipher
)
122 CMS_ContentInfo
*cms
;
123 CMS_EnvelopedData
*env
;
124 cms
= CMS_ContentInfo_new();
127 env
= cms_enveloped_data_init(cms
);
130 if (!cms_EncryptedContent_init(env
->encryptedContentInfo
,
136 CMS_ContentInfo_free(cms
);
137 CMSerr(CMS_F_CMS_ENVELOPEDDATA_CREATE
, ERR_R_MALLOC_FAILURE
);
141 /* Key Transport Recipient Info (KTRI) routines */
143 /* Add a recipient certificate. For now only handle key transport.
144 * If we ever handle key agreement will need updating.
147 CMS_RecipientInfo
*CMS_add1_recipient_cert(CMS_ContentInfo
*cms
,
148 X509
*recip
, unsigned int flags
)
150 CMS_RecipientInfo
*ri
= NULL
;
151 CMS_KeyTransRecipientInfo
*ktri
;
152 CMS_EnvelopedData
*env
;
155 env
= cms_get0_enveloped(cms
);
159 /* Initialize recipient info */
160 ri
= M_ASN1_new_of(CMS_RecipientInfo
);
164 /* Initialize and add key transport recipient info */
166 ri
->d
.ktri
= M_ASN1_new_of(CMS_KeyTransRecipientInfo
);
169 ri
->type
= CMS_RECIPINFO_TRANS
;
173 X509_check_purpose(recip
, -1, -1);
174 pk
= X509_get_pubkey(recip
);
177 CMSerr(CMS_F_CMS_ADD1_RECIPIENT_CERT
,
178 CMS_R_ERROR_GETTING_PUBLIC_KEY
);
181 CRYPTO_add(&recip
->references
, 1, CRYPTO_LOCK_X509
);
185 if (flags
& CMS_USE_KEYID
)
188 type
= CMS_RECIPINFO_KEYIDENTIFIER
;
193 type
= CMS_RECIPINFO_ISSUER_SERIAL
;
196 /* Not a typo: RecipientIdentifier and SignerIdentifier are the
200 if (!cms_set1_SignerIdentifier(ktri
->rid
, recip
, type
))
203 if (pk
->ameth
&& pk
->ameth
->pkey_ctrl
)
205 i
= pk
->ameth
->pkey_ctrl(pk
, ASN1_PKEY_CTRL_CMS_ENVELOPE
,
209 CMSerr(CMS_F_CMS_ADD1_RECIPIENT_CERT
,
210 CMS_R_NOT_SUPPORTED_FOR_THIS_KEY_TYPE
);
215 CMSerr(CMS_F_CMS_ADD1_RECIPIENT_CERT
,
221 if (!sk_CMS_RecipientInfo_push(env
->recipientInfos
, ri
))
227 CMSerr(CMS_F_CMS_ADD1_RECIPIENT_CERT
, ERR_R_MALLOC_FAILURE
);
230 M_ASN1_free_of(ri
, CMS_RecipientInfo
);
235 int CMS_RecipientInfo_ktri_get0_algs(CMS_RecipientInfo
*ri
,
236 EVP_PKEY
**pk
, X509
**recip
,
239 CMS_KeyTransRecipientInfo
*ktri
;
240 if (ri
->type
!= CMS_RECIPINFO_TRANS
)
242 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_GET0_ALGS
,
243 CMS_R_NOT_KEY_TRANSPORT
);
252 *recip
= ktri
->recip
;
254 *palg
= ktri
->keyEncryptionAlgorithm
;
258 int CMS_RecipientInfo_ktri_get0_signer_id(CMS_RecipientInfo
*ri
,
259 ASN1_OCTET_STRING
**keyid
,
260 X509_NAME
**issuer
, ASN1_INTEGER
**sno
)
262 CMS_KeyTransRecipientInfo
*ktri
;
263 if (ri
->type
!= CMS_RECIPINFO_TRANS
)
265 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_GET0_SIGNER_ID
,
266 CMS_R_NOT_KEY_TRANSPORT
);
271 return cms_SignerIdentifier_get0_signer_id(ktri
->rid
,
275 int CMS_RecipientInfo_ktri_cert_cmp(CMS_RecipientInfo
*ri
, X509
*cert
)
277 if (ri
->type
!= CMS_RECIPINFO_TRANS
)
279 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_CERT_CMP
,
280 CMS_R_NOT_KEY_TRANSPORT
);
283 return cms_SignerIdentifier_cert_cmp(ri
->d
.ktri
->rid
, cert
);
286 int CMS_RecipientInfo_set0_pkey(CMS_RecipientInfo
*ri
, EVP_PKEY
*pkey
)
288 if (ri
->type
!= CMS_RECIPINFO_TRANS
)
290 CMSerr(CMS_F_CMS_RECIPIENTINFO_SET0_PKEY
,
291 CMS_R_NOT_KEY_TRANSPORT
);
294 ri
->d
.ktri
->pkey
= pkey
;
298 /* Encrypt content key in key transport recipient info */
300 static int cms_RecipientInfo_ktri_encrypt(CMS_ContentInfo
*cms
,
301 CMS_RecipientInfo
*ri
)
303 CMS_KeyTransRecipientInfo
*ktri
;
304 CMS_EncryptedContentInfo
*ec
;
305 EVP_PKEY_CTX
*pctx
= NULL
;
306 unsigned char *ek
= NULL
;
311 if (ri
->type
!= CMS_RECIPINFO_TRANS
)
313 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_ENCRYPT
,
314 CMS_R_NOT_KEY_TRANSPORT
);
318 ec
= cms
->d
.envelopedData
->encryptedContentInfo
;
320 pctx
= EVP_PKEY_CTX_new(ktri
->pkey
, NULL
);
324 if (EVP_PKEY_encrypt_init(pctx
) <= 0)
327 if (EVP_PKEY_CTX_ctrl(pctx
, -1, EVP_PKEY_OP_ENCRYPT
,
328 EVP_PKEY_CTRL_CMS_ENCRYPT
, 0, ri
) <= 0)
330 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_ENCRYPT
, CMS_R_CTRL_ERROR
);
334 if (EVP_PKEY_encrypt(pctx
, NULL
, &eklen
, ec
->key
, ec
->keylen
) <= 0)
337 ek
= OPENSSL_malloc(eklen
);
341 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_ENCRYPT
,
342 ERR_R_MALLOC_FAILURE
);
346 if (EVP_PKEY_encrypt(pctx
, ek
, &eklen
, ec
->key
, ec
->keylen
) <= 0)
349 ASN1_STRING_set0(ktri
->encryptedKey
, ek
, eklen
);
356 EVP_PKEY_CTX_free(pctx
);
363 /* Decrypt content key from KTRI */
365 static int cms_RecipientInfo_ktri_decrypt(CMS_ContentInfo
*cms
,
366 CMS_RecipientInfo
*ri
)
368 CMS_KeyTransRecipientInfo
*ktri
= ri
->d
.ktri
;
369 EVP_PKEY_CTX
*pctx
= NULL
;
370 unsigned char *ek
= NULL
;
374 if (ktri
->pkey
== NULL
)
376 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_DECRYPT
,
377 CMS_R_NO_PRIVATE_KEY
);
381 pctx
= EVP_PKEY_CTX_new(ktri
->pkey
, NULL
);
385 if (EVP_PKEY_decrypt_init(pctx
) <= 0)
388 if (EVP_PKEY_CTX_ctrl(pctx
, -1, EVP_PKEY_OP_DECRYPT
,
389 EVP_PKEY_CTRL_CMS_DECRYPT
, 0, ri
) <= 0)
391 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_DECRYPT
, CMS_R_CTRL_ERROR
);
395 if (EVP_PKEY_decrypt(pctx
, NULL
, &eklen
,
396 ktri
->encryptedKey
->data
,
397 ktri
->encryptedKey
->length
) <= 0)
400 ek
= OPENSSL_malloc(eklen
);
404 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_DECRYPT
,
405 ERR_R_MALLOC_FAILURE
);
409 if (EVP_PKEY_decrypt(pctx
, ek
, &eklen
,
410 ktri
->encryptedKey
->data
,
411 ktri
->encryptedKey
->length
) <= 0)
413 CMSerr(CMS_F_CMS_RECIPIENTINFO_KTRI_DECRYPT
, CMS_R_CMS_LIB
);
419 cms
->d
.envelopedData
->encryptedContentInfo
->key
= ek
;
420 cms
->d
.envelopedData
->encryptedContentInfo
->keylen
= eklen
;
424 EVP_PKEY_CTX_free(pctx
);
431 /* Key Encrypted Key (KEK) RecipientInfo routines */
433 int CMS_RecipientInfo_kekri_id_cmp(CMS_RecipientInfo
*ri
,
434 const unsigned char *id
, size_t idlen
)
436 ASN1_OCTET_STRING tmp_os
;
437 CMS_KEKRecipientInfo
*kekri
;
438 if (ri
->type
!= CMS_RECIPINFO_KEK
)
440 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_ID_CMP
, CMS_R_NOT_KEK
);
444 tmp_os
.type
= V_ASN1_OCTET_STRING
;
446 tmp_os
.data
= (unsigned char *)id
;
447 tmp_os
.length
= (int)idlen
;
448 return ASN1_OCTET_STRING_cmp(&tmp_os
, kekri
->kekid
->keyIdentifier
);
451 /* For now hard code AES key wrap info */
453 static size_t aes_wrap_keylen(int nid
)
457 case NID_id_aes128_wrap
:
460 case NID_id_aes192_wrap
:
463 case NID_id_aes256_wrap
:
471 CMS_RecipientInfo
*CMS_add0_recipient_key(CMS_ContentInfo
*cms
, int nid
,
472 unsigned char *key
, size_t keylen
,
473 unsigned char *id
, size_t idlen
,
474 ASN1_GENERALIZEDTIME
*date
,
475 ASN1_OBJECT
*otherTypeId
,
476 ASN1_TYPE
*otherType
)
478 CMS_RecipientInfo
*ri
= NULL
;
479 CMS_EnvelopedData
*env
;
480 CMS_KEKRecipientInfo
*kekri
;
481 env
= cms_get0_enveloped(cms
);
485 if (nid
== NID_undef
)
490 nid
= NID_id_aes128_wrap
;
494 nid
= NID_id_aes192_wrap
;
498 nid
= NID_id_aes256_wrap
;
502 CMSerr(CMS_F_CMS_ADD0_RECIPIENT_KEY
,
503 CMS_R_INVALID_KEY_LENGTH
);
511 size_t exp_keylen
= aes_wrap_keylen(nid
);
515 CMSerr(CMS_F_CMS_ADD0_RECIPIENT_KEY
,
516 CMS_R_UNSUPPORTED_KEK_ALGORITHM
);
520 if (keylen
!= exp_keylen
)
522 CMSerr(CMS_F_CMS_ADD0_RECIPIENT_KEY
,
523 CMS_R_INVALID_KEY_LENGTH
);
529 /* Initialize recipient info */
530 ri
= M_ASN1_new_of(CMS_RecipientInfo
);
534 ri
->d
.kekri
= M_ASN1_new_of(CMS_KEKRecipientInfo
);
537 ri
->type
= CMS_RECIPINFO_KEK
;
543 kekri
->kekid
->other
= M_ASN1_new_of(CMS_OtherKeyAttribute
);
544 if (kekri
->kekid
->other
== NULL
)
548 if (!sk_CMS_RecipientInfo_push(env
->recipientInfos
, ri
))
552 /* After this point no calls can fail */
557 kekri
->keylen
= keylen
;
559 ASN1_STRING_set0(kekri
->kekid
->keyIdentifier
, id
, idlen
);
561 kekri
->kekid
->date
= date
;
563 if (kekri
->kekid
->other
)
565 kekri
->kekid
->other
->keyAttrId
= otherTypeId
;
566 kekri
->kekid
->other
->keyAttr
= otherType
;
569 X509_ALGOR_set0(kekri
->keyEncryptionAlgorithm
,
570 OBJ_nid2obj(nid
), V_ASN1_UNDEF
, NULL
);
575 CMSerr(CMS_F_CMS_ADD0_RECIPIENT_KEY
, ERR_R_MALLOC_FAILURE
);
578 M_ASN1_free_of(ri
, CMS_RecipientInfo
);
583 int CMS_RecipientInfo_kekri_get0_id(CMS_RecipientInfo
*ri
,
585 ASN1_OCTET_STRING
**pid
,
586 ASN1_GENERALIZEDTIME
**pdate
,
587 ASN1_OBJECT
**potherid
,
588 ASN1_TYPE
**pothertype
)
590 CMS_KEKIdentifier
*rkid
;
591 if (ri
->type
!= CMS_RECIPINFO_KEK
)
593 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_GET0_ID
, CMS_R_NOT_KEK
);
596 rkid
= ri
->d
.kekri
->kekid
;
598 *palg
= ri
->d
.kekri
->keyEncryptionAlgorithm
;
600 *pid
= rkid
->keyIdentifier
;
606 *potherid
= rkid
->other
->keyAttrId
;
613 *pothertype
= rkid
->other
->keyAttr
;
620 int CMS_RecipientInfo_set0_key(CMS_RecipientInfo
*ri
,
621 unsigned char *key
, size_t keylen
)
623 CMS_KEKRecipientInfo
*kekri
;
624 if (ri
->type
!= CMS_RECIPINFO_KEK
)
626 CMSerr(CMS_F_CMS_RECIPIENTINFO_SET0_KEY
, CMS_R_NOT_KEK
);
632 kekri
->keylen
= keylen
;
637 /* Encrypt content key in KEK recipient info */
639 static int cms_RecipientInfo_kekri_encrypt(CMS_ContentInfo
*cms
,
640 CMS_RecipientInfo
*ri
)
642 CMS_EncryptedContentInfo
*ec
;
643 CMS_KEKRecipientInfo
*kekri
;
645 unsigned char *wkey
= NULL
;
649 ec
= cms
->d
.envelopedData
->encryptedContentInfo
;
655 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_ENCRYPT
, CMS_R_NO_KEY
);
659 if (AES_set_encrypt_key(kekri
->key
, kekri
->keylen
<< 3, &actx
))
661 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_ENCRYPT
,
662 CMS_R_ERROR_SETTING_KEY
);
666 wkey
= OPENSSL_malloc(ec
->keylen
+ 8);
670 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_ENCRYPT
,
671 ERR_R_MALLOC_FAILURE
);
675 wkeylen
= AES_wrap_key(&actx
, NULL
, wkey
, ec
->key
, ec
->keylen
);
679 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_ENCRYPT
, CMS_R_WRAP_ERROR
);
683 ASN1_STRING_set0(kekri
->encryptedKey
, wkey
, wkeylen
);
691 OPENSSL_cleanse(&actx
, sizeof(actx
));
697 /* Decrypt content key in KEK recipient info */
699 static int cms_RecipientInfo_kekri_decrypt(CMS_ContentInfo
*cms
,
700 CMS_RecipientInfo
*ri
)
702 CMS_EncryptedContentInfo
*ec
;
703 CMS_KEKRecipientInfo
*kekri
;
705 unsigned char *ukey
= NULL
;
709 ec
= cms
->d
.envelopedData
->encryptedContentInfo
;
715 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_DECRYPT
, CMS_R_NO_KEY
);
719 wrap_nid
= OBJ_obj2nid(kekri
->keyEncryptionAlgorithm
->algorithm
);
720 if (aes_wrap_keylen(wrap_nid
) != kekri
->keylen
)
722 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_DECRYPT
,
723 CMS_R_INVALID_KEY_LENGTH
);
727 /* If encrypted key length is invalid don't bother */
729 if (kekri
->encryptedKey
->length
< 16)
731 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_DECRYPT
,
732 CMS_R_INVALID_ENCRYPTED_KEY_LENGTH
);
736 if (AES_set_decrypt_key(kekri
->key
, kekri
->keylen
<< 3, &actx
))
738 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_DECRYPT
,
739 CMS_R_ERROR_SETTING_KEY
);
743 ukey
= OPENSSL_malloc(kekri
->encryptedKey
->length
- 8);
747 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_DECRYPT
,
748 ERR_R_MALLOC_FAILURE
);
752 ukeylen
= AES_unwrap_key(&actx
, NULL
, ukey
,
753 kekri
->encryptedKey
->data
,
754 kekri
->encryptedKey
->length
);
758 CMSerr(CMS_F_CMS_RECIPIENTINFO_KEKRI_DECRYPT
,
764 ec
->keylen
= ukeylen
;
772 OPENSSL_cleanse(&actx
, sizeof(actx
));
778 int CMS_RecipientInfo_decrypt(CMS_ContentInfo
*cms
, CMS_RecipientInfo
*ri
)
782 case CMS_RECIPINFO_TRANS
:
783 return cms_RecipientInfo_ktri_decrypt(cms
, ri
);
785 case CMS_RECIPINFO_KEK
:
786 return cms_RecipientInfo_kekri_decrypt(cms
, ri
);
788 case CMS_RECIPINFO_PASS
:
789 return cms_RecipientInfo_pwri_crypt(cms
, ri
, 0);
792 CMSerr(CMS_F_CMS_RECIPIENTINFO_DECRYPT
,
793 CMS_R_UNSUPPORTED_RECPIENTINFO_TYPE
);
798 BIO
*cms_EnvelopedData_init_bio(CMS_ContentInfo
*cms
)
800 CMS_EncryptedContentInfo
*ec
;
801 STACK_OF(CMS_RecipientInfo
) *rinfos
;
802 CMS_RecipientInfo
*ri
;
806 /* Get BIO first to set up key */
808 ec
= cms
->d
.envelopedData
->encryptedContentInfo
;
809 ret
= cms_EncryptedContent_init_bio(ec
);
811 /* If error or no cipher end of processing */
813 if (!ret
|| !ec
->cipher
)
816 /* Now encrypt content key according to each RecipientInfo type */
818 rinfos
= cms
->d
.envelopedData
->recipientInfos
;
820 for (i
= 0; i
< sk_CMS_RecipientInfo_num(rinfos
); i
++)
822 ri
= sk_CMS_RecipientInfo_value(rinfos
, i
);
826 case CMS_RECIPINFO_TRANS
:
827 r
= cms_RecipientInfo_ktri_encrypt(cms
, ri
);
830 case CMS_RECIPINFO_KEK
:
831 r
= cms_RecipientInfo_kekri_encrypt(cms
, ri
);
834 case CMS_RECIPINFO_PASS
:
835 r
= cms_RecipientInfo_pwri_crypt(cms
, ri
, 1);
839 CMSerr(CMS_F_CMS_ENVELOPEDDATA_INIT_BIO
,
840 CMS_R_UNSUPPORTED_RECIPIENT_TYPE
);
846 CMSerr(CMS_F_CMS_ENVELOPEDDATA_INIT_BIO
,
847 CMS_R_ERROR_SETTING_RECIPIENTINFO
);
858 OPENSSL_cleanse(ec
->key
, ec
->keylen
);
859 OPENSSL_free(ec
->key
);