/src/openssl111/crypto/cms/cms_io.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * Copyright 2008-2016 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 <openssl/asn1t.h> |
11 | | #include <openssl/x509.h> |
12 | | #include <openssl/err.h> |
13 | | #include <openssl/pem.h> |
14 | | #include <openssl/cms.h> |
15 | | #include "cms_local.h" |
16 | | |
17 | | int CMS_stream(unsigned char ***boundary, CMS_ContentInfo *cms) |
18 | 0 | { |
19 | 0 | ASN1_OCTET_STRING **pos; |
20 | 0 | pos = CMS_get0_content(cms); |
21 | 0 | if (pos == NULL) |
22 | 0 | return 0; |
23 | 0 | if (*pos == NULL) |
24 | 0 | *pos = ASN1_OCTET_STRING_new(); |
25 | 0 | if (*pos != NULL) { |
26 | 0 | (*pos)->flags |= ASN1_STRING_FLAG_NDEF; |
27 | 0 | (*pos)->flags &= ~ASN1_STRING_FLAG_CONT; |
28 | 0 | *boundary = &(*pos)->data; |
29 | 0 | return 1; |
30 | 0 | } |
31 | 0 | CMSerr(CMS_F_CMS_STREAM, ERR_R_MALLOC_FAILURE); |
32 | 0 | return 0; |
33 | 0 | } |
34 | | |
35 | | CMS_ContentInfo *d2i_CMS_bio(BIO *bp, CMS_ContentInfo **cms) |
36 | 0 | { |
37 | 0 | return ASN1_item_d2i_bio(ASN1_ITEM_rptr(CMS_ContentInfo), bp, cms); |
38 | 0 | } |
39 | | |
40 | | int i2d_CMS_bio(BIO *bp, CMS_ContentInfo *cms) |
41 | 0 | { |
42 | 0 | return ASN1_item_i2d_bio(ASN1_ITEM_rptr(CMS_ContentInfo), bp, cms); |
43 | 0 | } |
44 | | |
45 | | IMPLEMENT_PEM_rw_const(CMS, CMS_ContentInfo, PEM_STRING_CMS, CMS_ContentInfo) |
46 | | |
47 | | BIO *BIO_new_CMS(BIO *out, CMS_ContentInfo *cms) |
48 | 0 | { |
49 | 0 | return BIO_new_NDEF(out, (ASN1_VALUE *)cms, |
50 | 0 | ASN1_ITEM_rptr(CMS_ContentInfo)); |
51 | 0 | } |
52 | | |
53 | | /* CMS wrappers round generalised stream and MIME routines */ |
54 | | |
55 | | int i2d_CMS_bio_stream(BIO *out, CMS_ContentInfo *cms, BIO *in, int flags) |
56 | 0 | { |
57 | 0 | return i2d_ASN1_bio_stream(out, (ASN1_VALUE *)cms, in, flags, |
58 | 0 | ASN1_ITEM_rptr(CMS_ContentInfo)); |
59 | 0 | } |
60 | | |
61 | | int PEM_write_bio_CMS_stream(BIO *out, CMS_ContentInfo *cms, BIO *in, |
62 | | int flags) |
63 | 0 | { |
64 | 0 | return PEM_write_bio_ASN1_stream(out, (ASN1_VALUE *)cms, in, flags, |
65 | 0 | "CMS", ASN1_ITEM_rptr(CMS_ContentInfo)); |
66 | 0 | } |
67 | | |
68 | | int SMIME_write_CMS(BIO *bio, CMS_ContentInfo *cms, BIO *data, int flags) |
69 | 0 | { |
70 | 0 | STACK_OF(X509_ALGOR) *mdalgs; |
71 | 0 | int ctype_nid = OBJ_obj2nid(cms->contentType); |
72 | 0 | int econt_nid = OBJ_obj2nid(CMS_get0_eContentType(cms)); |
73 | 0 | if (ctype_nid == NID_pkcs7_signed) |
74 | 0 | mdalgs = cms->d.signedData->digestAlgorithms; |
75 | 0 | else |
76 | 0 | mdalgs = NULL; |
77 | |
|
78 | 0 | return SMIME_write_ASN1(bio, (ASN1_VALUE *)cms, data, flags, |
79 | 0 | ctype_nid, econt_nid, mdalgs, |
80 | 0 | ASN1_ITEM_rptr(CMS_ContentInfo)); |
81 | 0 | } |
82 | | |
83 | | CMS_ContentInfo *SMIME_read_CMS(BIO *bio, BIO **bcont) |
84 | 0 | { |
85 | 0 | return (CMS_ContentInfo *)SMIME_read_ASN1(bio, bcont, |
86 | 0 | ASN1_ITEM_rptr |
87 | 0 | (CMS_ContentInfo)); |
88 | 0 | } |