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0c18794e | 1 | /** @file\r |
2 | The internal header file includes the common header files, defines\r | |
3 | internal structure and functions used by ImageVerificationLib.\r | |
4 | \r | |
20333c6d | 5 | Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r |
289b714b | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
0c18794e | 7 | \r |
8 | **/\r | |
9 | \r | |
10 | #ifndef __IMAGEVERIFICATIONLIB_H__\r | |
11 | #define __IMAGEVERIFICATIONLIB_H__\r | |
12 | \r | |
13 | #include <Library/UefiDriverEntryPoint.h>\r | |
14 | #include <Library/DebugLib.h>\r | |
15 | #include <Library/BaseMemoryLib.h>\r | |
16 | #include <Library/UefiBootServicesTableLib.h>\r | |
17 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
18 | #include <Library/UefiLib.h>\r | |
19 | #include <Library/BaseLib.h>\r | |
20 | #include <Library/MemoryAllocationLib.h>\r | |
21 | #include <Library/BaseCryptLib.h>\r | |
22 | #include <Library/PcdLib.h>\r | |
23 | #include <Library/DevicePathLib.h>\r | |
24 | #include <Library/SecurityManagementLib.h>\r | |
28186d45 | 25 | #include <Library/PeCoffLib.h>\r |
0c18794e | 26 | #include <Protocol/FirmwareVolume2.h>\r |
27 | #include <Protocol/DevicePath.h>\r | |
28 | #include <Protocol/BlockIo.h>\r | |
29 | #include <Protocol/SimpleFileSystem.h>\r | |
30 | #include <Protocol/VariableWrite.h>\r | |
31 | #include <Guid/ImageAuthentication.h>\r | |
beda2356 | 32 | #include <Guid/AuthenticatedVariableFormat.h>\r |
0c18794e | 33 | #include <IndustryStandard/PeImage.h>\r |
34 | \r | |
35 | #define EFI_CERT_TYPE_RSA2048_SHA256_SIZE 256\r | |
36 | #define EFI_CERT_TYPE_RSA2048_SIZE 256\r | |
37 | #define MAX_NOTIFY_STRING_LEN 64\r | |
bd0de396 | 38 | #define TWO_BYTE_ENCODE 0x82\r |
0c18794e | 39 | \r |
6de4c35f | 40 | #define ALIGNMENT_SIZE 8\r |
41 | #define ALIGN_SIZE(a) (((a) % ALIGNMENT_SIZE) ? ALIGNMENT_SIZE - ((a) % ALIGNMENT_SIZE) : 0)\r | |
42 | \r | |
0c18794e | 43 | //\r |
44 | // Image type definitions\r | |
45 | //\r | |
46 | #define IMAGE_UNKNOWN 0x00000000\r | |
47 | #define IMAGE_FROM_FV 0x00000001\r | |
48 | #define IMAGE_FROM_OPTION_ROM 0x00000002\r | |
49 | #define IMAGE_FROM_REMOVABLE_MEDIA 0x00000003\r | |
50 | #define IMAGE_FROM_FIXED_MEDIA 0x00000004\r | |
51 | \r | |
52 | //\r | |
53 | // Authorization policy bit definition\r | |
54 | //\r | |
55 | #define ALWAYS_EXECUTE 0x00000000\r | |
56 | #define NEVER_EXECUTE 0x00000001\r | |
57 | #define ALLOW_EXECUTE_ON_SECURITY_VIOLATION 0x00000002\r | |
58 | #define DEFER_EXECUTE_ON_SECURITY_VIOLATION 0x00000003\r | |
59 | #define DENY_EXECUTE_ON_SECURITY_VIOLATION 0x00000004\r | |
60 | #define QUERY_USER_ON_SECURITY_VIOLATION 0x00000005\r | |
61 | \r | |
62 | //\r | |
63 | // Support hash types\r | |
64 | //\r | |
65 | #define HASHALG_SHA1 0x00000000\r | |
66 | #define HASHALG_SHA224 0x00000001\r | |
67 | #define HASHALG_SHA256 0x00000002\r | |
68 | #define HASHALG_SHA384 0x00000003\r | |
69 | #define HASHALG_SHA512 0x00000004\r | |
70 | #define HASHALG_MAX 0x00000005\r | |
71 | \r | |
72 | //\r | |
20333c6d | 73 | // Set max digest size as SHA512 Output (64 bytes) by far\r |
0c18794e | 74 | //\r |
20333c6d | 75 | #define MAX_DIGEST_SIZE SHA512_DIGEST_SIZE\r |
0c18794e | 76 | //\r |
77 | //\r | |
78 | // PKCS7 Certificate definition\r | |
79 | //\r | |
80 | typedef struct {\r | |
81 | WIN_CERTIFICATE Hdr;\r | |
82 | UINT8 CertData[1];\r | |
83 | } WIN_CERTIFICATE_EFI_PKCS;\r | |
84 | \r | |
85 | \r | |
86 | /**\r | |
87 | Retrieves the size, in bytes, of the context buffer required for hash operations.\r | |
88 | \r | |
89 | @return The size, in bytes, of the context buffer required for hash operations.\r | |
90 | \r | |
91 | **/\r | |
92 | typedef\r | |
93 | UINTN\r | |
94 | (EFIAPI *HASH_GET_CONTEXT_SIZE)(\r | |
95 | VOID\r | |
96 | );\r | |
97 | \r | |
98 | /**\r | |
99 | Initializes user-supplied memory pointed by HashContext as hash context for\r | |
100 | subsequent use.\r | |
101 | \r | |
102 | If HashContext is NULL, then ASSERT().\r | |
103 | \r | |
104 | @param[in, out] HashContext Pointer to Context being initialized.\r | |
105 | \r | |
106 | @retval TRUE HASH context initialization succeeded.\r | |
107 | @retval FALSE HASH context initialization failed.\r | |
108 | \r | |
109 | **/\r | |
110 | typedef\r | |
111 | BOOLEAN\r | |
112 | (EFIAPI *HASH_INIT)(\r | |
113 | IN OUT VOID *HashContext\r | |
114 | );\r | |
115 | \r | |
116 | \r | |
117 | /**\r | |
118 | Performs digest on a data buffer of the specified length. This function can\r | |
119 | be called multiple times to compute the digest of long or discontinuous data streams.\r | |
120 | \r | |
121 | If HashContext is NULL, then ASSERT().\r | |
122 | \r | |
123 | @param[in, out] HashContext Pointer to the MD5 context.\r | |
124 | @param[in] Data Pointer to the buffer containing the data to be hashed.\r | |
125 | @param[in] DataLength Length of Data buffer in bytes.\r | |
126 | \r | |
127 | @retval TRUE HASH data digest succeeded.\r | |
128 | @retval FALSE Invalid HASH context. After HashFinal function has been called, the\r | |
129 | HASH context cannot be reused.\r | |
130 | \r | |
131 | **/\r | |
132 | typedef\r | |
133 | BOOLEAN\r | |
134 | (EFIAPI *HASH_UPDATE)(\r | |
135 | IN OUT VOID *HashContext,\r | |
136 | IN CONST VOID *Data,\r | |
137 | IN UINTN DataLength\r | |
138 | );\r | |
139 | \r | |
140 | /**\r | |
141 | Completes hash computation and retrieves the digest value into the specified\r | |
142 | memory. After this function has been called, the context cannot be used again.\r | |
143 | \r | |
144 | If HashContext is NULL, then ASSERT().\r | |
145 | If HashValue is NULL, then ASSERT().\r | |
146 | \r | |
147 | @param[in, out] HashContext Pointer to the MD5 context\r | |
148 | @param[out] HashValue Pointer to a buffer that receives the HASH digest\r | |
149 | value.\r | |
150 | \r | |
151 | @retval TRUE HASH digest computation succeeded.\r | |
152 | @retval FALSE HASH digest computation failed.\r | |
153 | \r | |
154 | **/\r | |
155 | typedef\r | |
156 | BOOLEAN\r | |
157 | (EFIAPI *HASH_FINAL)(\r | |
158 | IN OUT VOID *HashContext,\r | |
159 | OUT UINT8 *HashValue\r | |
160 | );\r | |
161 | \r | |
162 | \r | |
163 | //\r | |
164 | // Hash Algorithm Table\r | |
165 | //\r | |
166 | typedef struct {\r | |
167 | //\r | |
168 | // Name for Hash Algorithm\r | |
169 | //\r | |
170 | CHAR16 *Name;\r | |
171 | //\r | |
172 | // Digest Length\r | |
173 | //\r | |
174 | UINTN DigestLength;\r | |
175 | //\r | |
176 | // Hash Algorithm OID ASN.1 Value\r | |
177 | //\r | |
178 | UINT8 *OidValue;\r | |
179 | //\r | |
180 | // Length of Hash OID Value\r | |
181 | //\r | |
182 | UINTN OidLength;\r | |
183 | //\r | |
184 | // Pointer to Hash GetContentSize function\r | |
185 | //\r | |
186 | HASH_GET_CONTEXT_SIZE GetContextSize;\r | |
187 | //\r | |
188 | // Pointer to Hash Init function\r | |
189 | //\r | |
190 | HASH_INIT HashInit;\r | |
191 | //\r | |
192 | // Pointer to Hash Update function\r | |
193 | //\r | |
194 | HASH_UPDATE HashUpdate;\r | |
195 | //\r | |
196 | // Pointer to Hash Final function\r | |
197 | //\r | |
198 | HASH_FINAL HashFinal;\r | |
199 | } HASH_TABLE;\r | |
200 | \r | |
2e728930 | 201 | #endif\r |