2 * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (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
12 #include <openssl/bio.h>
13 #include <openssl/asn1.h>
14 #include <openssl/asn1t.h>
15 #include <openssl/pem.h>
16 #include <openssl/pkcs7.h>
17 #include <openssl/x509.h>
18 #include <openssl/err.h>
20 int PKCS7_add_attrib_smimecap(PKCS7_SIGNER_INFO
*si
,
21 STACK_OF(X509_ALGOR
) *cap
)
25 if ((seq
= ASN1_STRING_new()) == NULL
) {
26 PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP
, ERR_R_MALLOC_FAILURE
);
29 seq
->length
= ASN1_item_i2d((ASN1_VALUE
*)cap
, &seq
->data
,
30 ASN1_ITEM_rptr(X509_ALGORS
));
31 return PKCS7_add_signed_attribute(si
, NID_SMIMECapabilities
,
32 V_ASN1_SEQUENCE
, seq
);
35 STACK_OF(X509_ALGOR
) *PKCS7_get_smimecap(PKCS7_SIGNER_INFO
*si
)
38 const unsigned char *p
;
40 cap
= PKCS7_get_signed_attribute(si
, NID_SMIMECapabilities
);
41 if (cap
== NULL
|| (cap
->type
!= V_ASN1_SEQUENCE
))
43 p
= cap
->value
.sequence
->data
;
44 return (STACK_OF(X509_ALGOR
) *)
45 ASN1_item_d2i(NULL
, &p
, cap
->value
.sequence
->length
,
46 ASN1_ITEM_rptr(X509_ALGORS
));
49 /* Basic smime-capabilities OID and optional integer arg */
50 int PKCS7_simple_smimecap(STACK_OF(X509_ALGOR
) *sk
, int nid
, int arg
)
54 if ((alg
= X509_ALGOR_new()) == NULL
) {
55 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP
, ERR_R_MALLOC_FAILURE
);
58 ASN1_OBJECT_free(alg
->algorithm
);
59 alg
->algorithm
= OBJ_nid2obj(nid
);
62 if ((alg
->parameter
= ASN1_TYPE_new()) == NULL
) {
63 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP
, ERR_R_MALLOC_FAILURE
);
66 if ((nbit
= ASN1_INTEGER_new()) == NULL
) {
67 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP
, ERR_R_MALLOC_FAILURE
);
70 if (!ASN1_INTEGER_set(nbit
, arg
)) {
71 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP
, ERR_R_MALLOC_FAILURE
);
74 alg
->parameter
->value
.integer
= nbit
;
75 alg
->parameter
->type
= V_ASN1_INTEGER
;
77 sk_X509_ALGOR_push(sk
, alg
);
81 int PKCS7_add_attrib_content_type(PKCS7_SIGNER_INFO
*si
, ASN1_OBJECT
*coid
)
83 if (PKCS7_get_signed_attribute(si
, NID_pkcs9_contentType
))
86 coid
= OBJ_nid2obj(NID_pkcs7_data
);
87 return PKCS7_add_signed_attribute(si
, NID_pkcs9_contentType
,
91 int PKCS7_add0_attrib_signing_time(PKCS7_SIGNER_INFO
*si
, ASN1_TIME
*t
)
93 if (t
== NULL
&& (t
= X509_gmtime_adj(NULL
, 0)) == NULL
) {
94 PKCS7err(PKCS7_F_PKCS7_ADD0_ATTRIB_SIGNING_TIME
,
95 ERR_R_MALLOC_FAILURE
);
98 return PKCS7_add_signed_attribute(si
, NID_pkcs9_signingTime
,
102 int PKCS7_add1_attrib_digest(PKCS7_SIGNER_INFO
*si
,
103 const unsigned char *md
, int mdlen
)
105 ASN1_OCTET_STRING
*os
;
106 os
= ASN1_OCTET_STRING_new();
109 if (!ASN1_STRING_set(os
, md
, mdlen
)
110 || !PKCS7_add_signed_attribute(si
, NID_pkcs9_messageDigest
,
111 V_ASN1_OCTET_STRING
, os
)) {
112 ASN1_OCTET_STRING_free(os
);