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-rw-r--r--src/lib/libcrypto/pkcs7/pk7_attr.c165
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diff --git a/src/lib/libcrypto/pkcs7/pk7_attr.c b/src/lib/libcrypto/pkcs7/pk7_attr.c
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--- a/src/lib/libcrypto/pkcs7/pk7_attr.c
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1/* pk7_attr.c */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2001.
4 */
5/* ====================================================================
6 * Copyright (c) 2001-2004 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
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
18 * distribution.
19 *
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/)"
24 *
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.
29 *
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.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
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 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include <stdlib.h>
61#include <openssl/bio.h>
62#include <openssl/asn1.h>
63#include <openssl/asn1t.h>
64#include <openssl/pem.h>
65#include <openssl/pkcs7.h>
66#include <openssl/x509.h>
67#include <openssl/err.h>
68
69int PKCS7_add_attrib_smimecap(PKCS7_SIGNER_INFO *si, STACK_OF(X509_ALGOR) *cap)
70{
71 ASN1_STRING *seq;
72 if(!(seq = ASN1_STRING_new())) {
73 PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP,ERR_R_MALLOC_FAILURE);
74 return 0;
75 }
76 seq->length = ASN1_item_i2d((ASN1_VALUE *)cap,&seq->data,
77 ASN1_ITEM_rptr(X509_ALGORS));
78 return PKCS7_add_signed_attribute(si, NID_SMIMECapabilities,
79 V_ASN1_SEQUENCE, seq);
80}
81
82STACK_OF(X509_ALGOR) *PKCS7_get_smimecap(PKCS7_SIGNER_INFO *si)
83 {
84 ASN1_TYPE *cap;
85 const unsigned char *p;
86
87 cap = PKCS7_get_signed_attribute(si, NID_SMIMECapabilities);
88 if (!cap || (cap->type != V_ASN1_SEQUENCE))
89 return NULL;
90 p = cap->value.sequence->data;
91 return (STACK_OF(X509_ALGOR) *)
92 ASN1_item_d2i(NULL, &p, cap->value.sequence->length,
93 ASN1_ITEM_rptr(X509_ALGORS));
94 }
95
96/* Basic smime-capabilities OID and optional integer arg */
97int PKCS7_simple_smimecap(STACK_OF(X509_ALGOR) *sk, int nid, int arg)
98{
99 X509_ALGOR *alg;
100
101 if(!(alg = X509_ALGOR_new())) {
102 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
103 return 0;
104 }
105 ASN1_OBJECT_free(alg->algorithm);
106 alg->algorithm = OBJ_nid2obj (nid);
107 if (arg > 0) {
108 ASN1_INTEGER *nbit;
109 if(!(alg->parameter = ASN1_TYPE_new())) {
110 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
111 return 0;
112 }
113 if(!(nbit = ASN1_INTEGER_new())) {
114 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
115 return 0;
116 }
117 if(!ASN1_INTEGER_set (nbit, arg)) {
118 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
119 return 0;
120 }
121 alg->parameter->value.integer = nbit;
122 alg->parameter->type = V_ASN1_INTEGER;
123 }
124 sk_X509_ALGOR_push (sk, alg);
125 return 1;
126}
127
128int PKCS7_add_attrib_content_type(PKCS7_SIGNER_INFO *si, ASN1_OBJECT *coid)
129 {
130 if (PKCS7_get_signed_attribute(si, NID_pkcs9_contentType))
131 return 0;
132 if (!coid)
133 coid = OBJ_nid2obj(NID_pkcs7_data);
134 return PKCS7_add_signed_attribute(si, NID_pkcs9_contentType,
135 V_ASN1_OBJECT, coid);
136 }
137
138int PKCS7_add0_attrib_signing_time(PKCS7_SIGNER_INFO *si, ASN1_TIME *t)
139 {
140 if (!t && !(t=X509_gmtime_adj(NULL,0)))
141 {
142 PKCS7err(PKCS7_F_PKCS7_ADD0_ATTRIB_SIGNING_TIME,
143 ERR_R_MALLOC_FAILURE);
144 return 0;
145 }
146 return PKCS7_add_signed_attribute(si, NID_pkcs9_signingTime,
147 V_ASN1_UTCTIME, t);
148 }
149
150int PKCS7_add1_attrib_digest(PKCS7_SIGNER_INFO *si,
151 const unsigned char *md, int mdlen)
152 {
153 ASN1_OCTET_STRING *os;
154 os = ASN1_OCTET_STRING_new();
155 if (!os)
156 return 0;
157 if (!ASN1_STRING_set(os, md, mdlen)
158 || !PKCS7_add_signed_attribute(si, NID_pkcs9_messageDigest,
159 V_ASN1_OCTET_STRING, os))
160 {
161 ASN1_OCTET_STRING_free(os);
162 return 0;
163 }
164 return 1;
165 }
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