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1 | /** @file\r |
2 | Platform Key, Key Exchange Key, and Image signature database are defined \r | |
3 | for the signed image validation.\r | |
4 | \r | |
5 | Copyright (c) 2009, Intel Corporation\r | |
6 | All rights reserved. This program and the accompanying materials \r | |
7 | are licensed and made available under the terms and conditions of the BSD License \r | |
8 | which accompanies this distribution. The full text of the license may be found at \r | |
9 | http://opensource.org/licenses/bsd-license.php \r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
13 | \r | |
14 | @par Revision Reference:\r | |
15 | GUIDs defined in UEFI 2.2 spec.\r | |
16 | **/\r | |
17 | \r | |
18 | #ifndef __IMAGE_AUTHTICATION_H__\r | |
19 | #define __IMAGE_AUTHTICATION_H__\r | |
20 | \r | |
21 | #include <Guid/GlobalVariable.h>\r | |
22 | \r | |
23 | #define EFI_IMAGE_SECURITY_DATABASE_GUID \\r | |
24 | { \\r | |
25 | 0xd719b2cb, 0x3d3a, 0x4596, { 0xa3, 0xbc, 0xda, 0xd0, 0xe, 0x67, 0x65, 0x6f } \\r | |
26 | }\r | |
27 | \r | |
28 | ///\r | |
29 | /// Varialbe name with guid EFI_IMAGE_SECURITY_DATABASE_GUID \r | |
30 | /// for the authorized signature database.\r | |
31 | ///\r | |
32 | #define EFI_IMAGE_SECURITY_DATABASE L"db"\r | |
33 | ///\r | |
34 | /// Varialbe name with guid EFI_IMAGE_SECURITY_DATABASE_GUID \r | |
35 | /// for the forbidden signature database.\r | |
36 | ///\r | |
37 | #define EFI_IMAGE_SECURITY_DATABASE1 L"dbx"\r | |
38 | \r | |
39 | #define SETUP_MODE 1\r | |
40 | #define USER_MODE 0\r | |
41 | ///\r | |
42 | /// Globally "SetupMode" variable to specify whether the system is currently operating \r | |
43 | /// in setup mode (1) or not (0). All other values are reserved.\r | |
44 | ///\r | |
45 | #define EFI_SETUP_MODE_NAME L"SetupMode"\r | |
46 | ///\r | |
47 | /// Globally "PK" variable for the Platform Key Signature Database.\r | |
48 | ///\r | |
49 | #define EFI_PLATFORM_KEY_NAME L"PK"\r | |
50 | ///\r | |
51 | /// Globally "KEK" variable for the Key Exchange Key Signature Database.\r | |
52 | ///\r | |
53 | #define EFI_KEY_EXCHANGE_KEY_NAME L"KEK"\r | |
54 | ///\r | |
55 | /// Globally "SignatureSupport" variable returns an array of GUIDs, \r | |
56 | /// with each GUID representing a type of signature which the platform \r | |
57 | /// firmware supports for images and other data.\r | |
58 | ///\r | |
59 | #define EFI_SIGNATURE_SUPPORT_NAME L"SignatureSupport"\r | |
60 | \r | |
61 | //***********************************************************************\r | |
62 | // Signature Database\r | |
63 | //***********************************************************************\r | |
64 | ///\r | |
65 | /// The format of a signature database. \r | |
66 | ///\r | |
67 | #pragma pack(1)\r | |
68 | \r | |
69 | typedef struct {\r | |
70 | ///\r | |
71 | /// An identifier which identifies the agent which added the signature to the list.\r | |
72 | ///\r | |
73 | EFI_GUID SignatureOwner;\r | |
74 | ///\r | |
75 | /// The format of the signature is defined by the SignatureType.\r | |
76 | ///\r | |
77 | UINT8 SignatureData[1];\r | |
78 | } EFI_SIGNATURE_DATA;\r | |
79 | \r | |
80 | typedef struct {\r | |
81 | ///\r | |
82 | /// Type of the signature. GUID signature types are defined in below.\r | |
83 | ///\r | |
84 | EFI_GUID SignatureType;\r | |
85 | ///\r | |
86 | /// Total size of the signature list, including this header.\r | |
87 | ///\r | |
88 | UINT32 SignatureListSize;\r | |
89 | ///\r | |
90 | /// Size of the signature header which precedes the array of signatures.\r | |
91 | ///\r | |
92 | UINT32 SignatureHeaderSize;\r | |
93 | ///\r | |
94 | /// Size of each signature.\r | |
95 | ///\r | |
96 | UINT32 SignatureSize; \r | |
97 | ///\r | |
98 | /// Header before the array of signatures. The format of this header is specified \r | |
99 | /// by the SignatureType.\r | |
100 | /// UINT8 SignatureHeader[SignatureHeaderSize];\r | |
101 | ///\r | |
102 | /// An array of signatures. Each signature is SignatureSize bytes in length. \r | |
103 | /// EFI_SIGNATURE_DATA Signatures[][SignatureSize];\r | |
104 | ///\r | |
105 | } EFI_SIGNATURE_LIST;\r | |
106 | \r | |
107 | #pragma pack()\r | |
108 | \r | |
109 | ///\r | |
110 | /// This identifies a signature containing a SHA-256 hash. The SignatureHeader size should \r | |
111 | /// always be 0. The SignatureSize should always be 32 bytes.\r | |
112 | ///\r | |
113 | #define EFI_CERT_SHA256_GUID \\r | |
114 | { \\r | |
115 | 0xc1c41626, 0x504c, 0x4092, {0xac, 0xa9, 0x41, 0xf9, 0x36, 0x93, 0x43, 0x28} \\r | |
116 | }\r | |
117 | \r | |
118 | ///\r | |
119 | /// This identifies a signature containing an RSA-2048 key. The SignatureHeader size should \r | |
120 | /// always be 0. The SignatureSize should always be 256 bytes.\r | |
121 | ///\r | |
122 | #define EFI_CERT_RSA2048_GUID \\r | |
123 | { \\r | |
124 | 0x3c5766e8, 0x269c, 0x4e34, {0xaa, 0x14, 0xed, 0x77, 0x6e, 0x85, 0xb3, 0xb6} \\r | |
125 | }\r | |
126 | \r | |
127 | ///\r | |
128 | /// This identifies a signature containing a RSA-2048 signature of a SHA-256 hash. The \r | |
129 | /// SignatureHeader size should always be 0. The SignatureSize should always be 256 bytes.\r | |
130 | ///\r | |
131 | #define EFI_CERT_RSA2048_SHA256_GUID \\r | |
132 | { \\r | |
133 | 0xe2b36190, 0x879b, 0x4a3d, {0xad, 0x8d, 0xf2, 0xe7, 0xbb, 0xa3, 0x27, 0x84} \\r | |
134 | }\r | |
135 | \r | |
136 | ///\r | |
137 | /// This identifies a signature containing a SHA-1 hash. The SignatureHeader size should always\r | |
138 | /// be 0. The SignatureSize should always be 20 bytes\r | |
139 | ///\r | |
140 | #define EFI_CERT_SHA1_GUID \\r | |
141 | { \\r | |
142 | 0x826ca512, 0xcf10, 0x4ac9, {0xb1, 0x87, 0xbe, 0x1, 0x49, 0x66, 0x31, 0xbd} \\r | |
143 | }\r | |
144 | \r | |
145 | ///\r | |
146 | /// This identifies a signature containing a RSA-2048 signature of a SHA-1 hash. The \r | |
147 | /// SignatureHeader size should always be 0. The SignatureSize should always be 256 bytes.\r | |
148 | ///\r | |
149 | #define EFI_CERT_RSA2048_SHA1_GUID \\r | |
150 | { \\r | |
151 | 0x67f8444f, 0x8743, 0x48f1, {0xa3, 0x28, 0x1e, 0xaa, 0xb8, 0x73, 0x60, 0x80} \\r | |
152 | }\r | |
153 | \r | |
154 | ///\r | |
155 | /// This identifies a signature based on an X.509 certificate. If the signature is an X.509 certificate then \r | |
156 | /// verification of the signature of an image should validate the public key certificate in the image using \r | |
157 | /// certificate path verification, up to this X.509 certificate as a trusted root.\r | |
158 | ///\r | |
159 | #define EFI_CERT_X509 \\r | |
160 | { \\r | |
161 | 0xa5c059a1, 0x94e4, 0x4aa7, {0x87, 0xb5, 0xab, 0x15, 0x5c, 0x2b, 0xf0, 0x72} \\r | |
162 | }\r | |
163 | \r | |
164 | //***********************************************************************\r | |
165 | // Image Execution Information Table Definition\r | |
166 | //***********************************************************************\r | |
167 | typedef UINT32 EFI_IMAGE_EXECUTION_ACTION;\r | |
168 | \r | |
169 | #define EFI_IMAGE_EXECUTION_AUTHENTICATION 0x00000007 \r | |
170 | \r | |
171 | //\r | |
172 | // EFI_IMAGE_EXECUTION_INFO is added to EFI System Configuration Table \r | |
173 | // and assigned the GUID EFI_IMAGE_SECURITY_DATABASE_GUID.\r | |
174 | //\r | |
175 | typedef struct {\r | |
176 | ///\r | |
177 | /// Describes the action taken by the firmware regarding this image.\r | |
178 | ///\r | |
179 | EFI_IMAGE_EXECUTION_ACTION Action;\r | |
180 | ///\r | |
181 | /// Size of all of the entire structure.\r | |
182 | ///\r | |
183 | UINT32 InfoSize;\r | |
184 | ///\r | |
185 | /// If this image was a UEFI device driver (for option ROM, for example) this is the \r | |
186 | /// null-terminated, user-friendly name for the device. If the image was for an application, \r | |
187 | /// then this is the name of the application. If this cannot be determined, then a simple \r | |
188 | /// NULL character should be put in this position.\r | |
189 | /// CHAR16 Name[];\r | |
190 | ///\r | |
191 | \r | |
192 | ///\r | |
193 | /// For device drivers, this is the device path of the device for which this device driver \r | |
194 | /// was intended. In some cases, the driver itself may be stored as part of the system \r | |
195 | /// firmware, but this field should record the device's path, not the firmware path. For \r | |
196 | /// applications, this is the device path of the application. If this cannot be determined, \r | |
197 | /// a simple end-of-path device node should be put in this position.\r | |
198 | /// EFI_DEVICE_PATH_PROTOCOL DevicePath;\r | |
199 | ///\r | |
200 | \r | |
201 | ///\r | |
202 | /// The image digest of the image. The certificate type must be one of the hash types. \r | |
203 | /// The hash type must match the type used in the Signature field.\r | |
204 | ///\r | |
205 | WIN_CERTIFICATE ImageHash;\r | |
206 | ///\r | |
207 | /// Zero or more image signatures. If the image contained no signtures, \r | |
208 | /// then this field is empty.\r | |
209 | ///\r | |
210 | WIN_CERTIFICATE Signature;\r | |
211 | } EFI_IMAGE_EXECUTION_INFO;\r | |
212 | \r | |
213 | extern EFI_GUID gEfiImageSecurityDatabaseGuid;\r | |
214 | extern EFI_GUID gEfiCertSha256Guid;\r | |
215 | extern EFI_GUID gEfiCertRsa2048Guid; \r | |
216 | extern EFI_GUID gEfiCertRsa2048Sha256Guid;\r | |
217 | extern EFI_GUID gEfiCertSha1Guid;\r | |
218 | extern EFI_GUID gEfiCertRsa2048Sha1Guid;\r | |
219 | extern EFI_GUID gEfiCertX509Guid;\r | |
220 | \r | |
221 | #endif\r |