1 /* $OpenBSD: pk7_mime.c,v 1.11 2014/07/11 08:44:49 jsing Exp $ */ 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 <ctype.h> 56 #include <stdio.h> 57 58 #include <openssl/asn1.h> 59 #include <openssl/x509.h> 60 61 /* PKCS#7 wrappers round generalised stream and MIME routines */ 62 63 int 64 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 70 int 71 PEM_write_bio_PKCS7_stream(BIO *out, PKCS7 *p7, BIO *in, int flags) 72 { 73 return PEM_write_bio_ASN1_stream(out, (ASN1_VALUE *) p7, in, flags, 74 "PKCS7", ASN1_ITEM_rptr(PKCS7)); 75 } 76 77 int 78 SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags) 79 { 80 STACK_OF(X509_ALGOR) *mdalgs; 81 int ctype_nid = OBJ_obj2nid(p7->type); 82 if (ctype_nid == NID_pkcs7_signed) 83 mdalgs = p7->d.sign->md_algs; 84 else 85 mdalgs = NULL; 86 87 flags ^= SMIME_OLDMIME; 88 89 90 return SMIME_write_ASN1(bio, (ASN1_VALUE *)p7, data, flags, 91 ctype_nid, NID_undef, mdalgs, ASN1_ITEM_rptr(PKCS7)); 92 } 93 94 PKCS7 * 95 SMIME_read_PKCS7(BIO *bio, BIO **bcont) 96 { 97 return (PKCS7 *)SMIME_read_ASN1(bio, bcont, ASN1_ITEM_rptr(PKCS7)); 98 } 99