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1 /*
2 * Copyright (c) 2006,2011-2014 Apple Inc. All Rights Reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24 //
25 // sigblob - signature (Super)Blob types
26 //
27 #include "sigblob.h"
28 #include "CSCommon.h"
29
30
31 namespace Security {
32 namespace CodeSigning {
33
34
35 CFDataRef EmbeddedSignatureBlob::component(CodeDirectory::SpecialSlot slot) const
36 {
37 if (const BlobCore *blob = this->find(slot)) {
38 if (CodeDirectory::slotAttributes(slot) & cdComponentIsBlob) {
39 return makeCFData(*blob); // is a native Blob
40 } else if (const BlobWrapper *wrap = BlobWrapper::specific(blob)) {
41 return makeCFData(*wrap);
42 } else {
43 MacOSError::throwMe(errSecCSSignatureInvalid);
44 }
45 }
46 return NULL;
47 }
48
49
50 void EmbeddedSignatureBlob::Maker::component(CodeDirectory::SpecialSlot slot, CFDataRef data)
51 {
52 if (CodeDirectory::slotAttributes(slot) & cdComponentIsBlob)
53 add(slot, reinterpret_cast<const BlobCore *>(CFDataGetBytePtr(data))->clone());
54 else
55 add(slot, BlobWrapper::alloc(CFDataGetBytePtr(data), CFDataGetLength(data)));
56 }
57
58
59 CFDictionaryRef EntitlementBlob::entitlements() const
60 {
61 return makeCFDictionaryFrom(this->at<const UInt8 *>(sizeof(EntitlementBlob)),
62 this->length() - sizeof(EntitlementBlob));
63 }
64
65 EntitlementDERBlob *EntitlementDERBlob::alloc(size_t length) {
66 size_t blobLength = length + sizeof(BlobCore);
67 if (blobLength < length) {
68 // overflow
69 return NULL;
70 }
71
72 EntitlementDERBlob *b = (EntitlementDERBlob *)malloc(blobLength);
73
74 if (b != NULL) {
75 b->BlobCore::initialize(kSecCodeMagicEntitlementDER, blobLength);
76 }
77
78 return b;
79 }
80
81 } // end namespace CodeSigning
82 } // end namespace Security