xref: /freebsd/usr.sbin/uefisign/magic.h (revision b740c88bfb6453416926271c089262e7164dace3)
1 /*-
2  * Copyright (c) 2014 The FreeBSD Foundation
3  * All rights reserved.
4  *
5  * This software was developed by Edward Tomasz Napierala under sponsorship
6  * from the FreeBSD Foundation.
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  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  *
31  */
32 
33 /*
34  * This file contains Authenticode-specific ASN.1 "configuration", used,
35  * after being processed by asprintf(3), as an input to ASN1_generate_nconf(3).
36  */
37 static const char *magic_fmt =
38 "asn1 = SEQUENCE:SpcIndirectDataContent\n"
39 "\n"
40 "[SpcIndirectDataContent]\n"
41 "a = SEQUENCE:SpcAttributeTypeAndOptionalValue\n"
42 "b = SEQUENCE:DigestInfo\n"
43 "\n"
44 "[SpcAttributeTypeAndOptionalValue]\n"
45 "# SPC_PE_IMAGE_DATAOBJ\n"
46 "a = OID:1.3.6.1.4.1.311.2.1.15\n"
47 "b = SEQUENCE:SpcPeImageData\n"
48 "\n"
49 "[SpcPeImageData]\n"
50 "a = FORMAT:HEX,BITSTRING:00\n"
51 /*
52  * Well, there should be some other struct here, "SPCLink", but it doesn't
53  * appear to be neccessary for UEFI, and I have no idea how to synthesize it,
54  * as it uses the CHOICE type.
55  */
56 "\n"
57 "[DigestInfo]\n"
58 "a = SEQUENCE:AlgorithmIdentifier\n"
59 /*
60  * Here goes the digest computed from PE headers and sections.
61  */
62 "b = FORMAT:HEX,OCTETSTRING:%s\n"
63 "\n"
64 "[AlgorithmIdentifier]\n"
65 "a = OBJECT:sha256\n"
66 "b = NULL\n";
67