1 /* pk7_mime.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project.
4 */
5 /* ====================================================================
6 * Copyright (c) 1999-2005 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 */
54
55 #include <stdio.h>
56 #include <ctype.h>
57 #include "cryptlib.h"
58 #include <openssl/rand.h>
59 #include <openssl/x509.h>
60 #include <openssl/asn1.h>
61
62 /* PKCS#7 wrappers round generalised stream and MIME routines */
63
i2d_PKCS7_bio_stream(BIO * out,PKCS7 * p7,BIO * in,int flags)64 int i2d_PKCS7_bio_stream(BIO *out, PKCS7 *p7, BIO *in, int flags)
65 {
66 return i2d_ASN1_bio_stream(out, (ASN1_VALUE *)p7, in, flags,
67 ASN1_ITEM_rptr(PKCS7));
68 }
69
PEM_write_bio_PKCS7_stream(BIO * out,PKCS7 * p7,BIO * in,int flags)70 int PEM_write_bio_PKCS7_stream(BIO *out, PKCS7 *p7, BIO *in, int flags)
71 {
72 return PEM_write_bio_ASN1_stream(out, (ASN1_VALUE *) p7, in, flags,
73 "PKCS7",
74 ASN1_ITEM_rptr(PKCS7));
75 }
76
SMIME_write_PKCS7(BIO * bio,PKCS7 * p7,BIO * data,int flags)77 int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags)
78 {
79 STACK_OF(X509_ALGOR) *mdalgs;
80 int ctype_nid = OBJ_obj2nid(p7->type);
81 if (ctype_nid == NID_pkcs7_signed)
82 mdalgs = p7->d.sign->md_algs;
83 else
84 mdalgs = NULL;
85
86 flags ^= SMIME_OLDMIME;
87
88
89 return SMIME_write_ASN1(bio, (ASN1_VALUE *)p7, data, flags,
90 ctype_nid, NID_undef, mdalgs,
91 ASN1_ITEM_rptr(PKCS7));
92 }
93
SMIME_read_PKCS7(BIO * bio,BIO ** bcont)94 PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont)
95 {
96 return (PKCS7 *)SMIME_read_ASN1(bio, bcont, ASN1_ITEM_rptr(PKCS7));
97 }
98