OLD | NEW |
| (Empty) |
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 | |
69 int 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 | |
82 STACK_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 */ | |
97 int 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_FAIL
URE); | |
111 return 0; | |
112 } | |
113 if(!(nbit = ASN1_INTEGER_new())) { | |
114 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAIL
URE); | |
115 return 0; | |
116 } | |
117 if(!ASN1_INTEGER_set (nbit, arg)) { | |
118 PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAIL
URE); | |
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 | |
128 int 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 | |
138 int 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 | |
150 int 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 } | |
OLD | NEW |