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1 | /* | |
2 | * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * | |
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 | |
8 | */ | |
9 | ||
10 | #include <stdio.h> | |
11 | #include <ctype.h> | |
12 | #include "internal/cryptlib.h" | |
13 | #include <openssl/rand.h> | |
14 | #include <openssl/x509.h> | |
15 | #include <openssl/asn1.h> | |
16 | ||
17 | /* PKCS#7 wrappers round generalised stream and MIME routines */ | |
18 | ||
19 | int i2d_PKCS7_bio_stream(BIO *out, PKCS7 *p7, BIO *in, int flags) | |
20 | { | |
21 | return i2d_ASN1_bio_stream(out, (ASN1_VALUE *)p7, in, flags, | |
22 | ASN1_ITEM_rptr(PKCS7)); | |
23 | } | |
24 | ||
25 | int PEM_write_bio_PKCS7_stream(BIO *out, PKCS7 *p7, BIO *in, int flags) | |
26 | { | |
27 | return PEM_write_bio_ASN1_stream(out, (ASN1_VALUE *)p7, in, flags, | |
28 | "PKCS7", ASN1_ITEM_rptr(PKCS7)); | |
29 | } | |
30 | ||
31 | int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags) | |
32 | { | |
33 | STACK_OF(X509_ALGOR) *mdalgs; | |
34 | int ctype_nid = OBJ_obj2nid(p7->type); | |
35 | if (ctype_nid == NID_pkcs7_signed) | |
36 | mdalgs = p7->d.sign->md_algs; | |
37 | else | |
38 | mdalgs = NULL; | |
39 | ||
40 | flags ^= SMIME_OLDMIME; | |
41 | ||
42 | return SMIME_write_ASN1(bio, (ASN1_VALUE *)p7, data, flags, | |
43 | ctype_nid, NID_undef, mdalgs, | |
44 | ASN1_ITEM_rptr(PKCS7)); | |
45 | } | |
46 | ||
47 | PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont) | |
48 | { | |
49 | return (PKCS7 *)SMIME_read_ASN1(bio, bcont, ASN1_ITEM_rptr(PKCS7)); | |
50 | } |