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beda2356 | 1 | /** @file\r |
2 | HII Config Access protocol implementation of SecureBoot configuration module.\r | |
3 | \r | |
b3548d32 | 4 | Copyright (c) 2011 - 2018, Intel Corporation. All rights reserved.<BR>\r |
488aab25 | 5 | (C) Copyright 2018 Hewlett Packard Enterprise Development LP<BR>\r |
289b714b | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
beda2356 | 7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "SecureBootConfigImpl.h"\r | |
d2a0f379 | 11 | #include <UefiSecureBoot.h>\r |
55266a9b | 12 | #include <Protocol/HiiPopup.h>\r |
5678ebb4 | 13 | #include <Protocol/RealTimeClock.h>\r |
85974aef | 14 | #include <Library/BaseCryptLib.h>\r |
db959018 GB |
15 | #include <Library/SecureBootVariableLib.h>\r |
16 | #include <Library/SecureBootVariableProvisionLib.h>\r | |
beda2356 | 17 | \r |
c411b485 | 18 | CHAR16 mSecureBootStorageName[] = L"SECUREBOOT_CONFIGURATION";\r |
beda2356 | 19 | \r |
c411b485 | 20 | SECUREBOOT_CONFIG_PRIVATE_DATA mSecureBootConfigPrivateDateTemplate = {\r |
20333c6d | 21 | SECUREBOOT_CONFIG_PRIVATE_DATA_SIGNATURE,\r |
beda2356 | 22 | {\r |
23 | SecureBootExtractConfig,\r | |
24 | SecureBootRouteConfig,\r | |
25 | SecureBootCallback\r | |
26 | }\r | |
27 | };\r | |
28 | \r | |
c411b485 | 29 | HII_VENDOR_DEVICE_PATH mSecureBootHiiVendorDevicePath = {\r |
beda2356 | 30 | {\r |
31 | {\r | |
32 | HARDWARE_DEVICE_PATH,\r | |
33 | HW_VENDOR_DP,\r | |
34 | {\r | |
c411b485 MK |
35 | (UINT8)(sizeof (VENDOR_DEVICE_PATH)),\r |
36 | (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r | |
beda2356 | 37 | }\r |
38 | },\r | |
39 | SECUREBOOT_CONFIG_FORM_SET_GUID\r | |
40 | },\r | |
41 | {\r | |
42 | END_DEVICE_PATH_TYPE,\r | |
43 | END_ENTIRE_DEVICE_PATH_SUBTYPE,\r | |
bc0c99b3 | 44 | {\r |
c411b485 MK |
45 | (UINT8)(END_DEVICE_PATH_LENGTH),\r |
46 | (UINT8)((END_DEVICE_PATH_LENGTH) >> 8)\r | |
beda2356 | 47 | }\r |
48 | }\r | |
49 | };\r | |
50 | \r | |
c411b485 | 51 | BOOLEAN mIsEnterSecureBootForm = FALSE;\r |
a365eed4 | 52 | \r |
ecc722ad | 53 | //\r |
54 | // OID ASN.1 Value for Hash Algorithms\r | |
55 | //\r | |
c411b485 MK |
56 | UINT8 mHashOidValue[] = {\r |
57 | 0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x05, // OBJ_md5\r | |
58 | 0x2B, 0x0E, 0x03, 0x02, 0x1A, // OBJ_sha1\r | |
59 | 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x04, // OBJ_sha224\r | |
60 | 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, // OBJ_sha256\r | |
61 | 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02, // OBJ_sha384\r | |
62 | 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03, // OBJ_sha512\r | |
63 | };\r | |
64 | \r | |
65 | HASH_TABLE mHash[] = {\r | |
66 | { L"SHA224", 28, &mHashOidValue[13], 9, NULL, NULL, NULL, NULL },\r | |
67 | { L"SHA256", 32, &mHashOidValue[22], 9, Sha256GetContextSize, Sha256Init, Sha256Update, Sha256Final },\r | |
68 | { L"SHA384", 48, &mHashOidValue[31], 9, Sha384GetContextSize, Sha384Init, Sha384Update, Sha384Final },\r | |
69 | { L"SHA512", 64, &mHashOidValue[40], 9, Sha512GetContextSize, Sha512Init, Sha512Update, Sha512Final }\r | |
ecc722ad | 70 | };\r |
71 | \r | |
e4d7370d | 72 | //\r |
20333c6d QL |
73 | // Variable Definitions\r |
74 | //\r | |
c411b485 MK |
75 | UINT32 mPeCoffHeaderOffset = 0;\r |
76 | WIN_CERTIFICATE *mCertificate = NULL;\r | |
77 | IMAGE_TYPE mImageType;\r | |
78 | UINT8 *mImageBase = NULL;\r | |
79 | UINTN mImageSize = 0;\r | |
80 | UINT8 mImageDigest[MAX_DIGEST_SIZE];\r | |
81 | UINTN mImageDigestSize;\r | |
82 | EFI_GUID mCertType;\r | |
ecc722ad | 83 | EFI_IMAGE_SECURITY_DATA_DIRECTORY *mSecDataDir = NULL;\r |
84 | EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION mNtHeader;\r | |
85 | \r | |
e4d7370d | 86 | //\r |
87 | // Possible DER-encoded certificate file suffixes, end with NULL pointer.\r | |
88 | //\r | |
c411b485 | 89 | CHAR16 *mDerEncodedSuffix[] = {\r |
e4d7370d | 90 | L".cer",\r |
91 | L".der",\r | |
92 | L".crt",\r | |
93 | NULL\r | |
94 | };\r | |
c411b485 | 95 | CHAR16 *mSupportX509Suffix = L"*.cer/der/crt";\r |
e4d7370d | 96 | \r |
5396354b JG |
97 | //\r |
98 | // Prompt strings during certificate enrollment.\r | |
99 | //\r | |
c411b485 | 100 | CHAR16 *mX509EnrollPromptTitle[] = {\r |
5396354b JG |
101 | L"",\r |
102 | L"ERROR: Unsupported file type!",\r | |
103 | L"ERROR: Unsupported certificate!",\r | |
104 | NULL\r | |
105 | };\r | |
c411b485 | 106 | CHAR16 *mX509EnrollPromptString[] = {\r |
5396354b JG |
107 | L"",\r |
108 | L"Only DER encoded certificate file (*.cer/der/crt) is supported.",\r | |
109 | L"Public key length should be equal to or greater than 2048 bits.",\r | |
110 | NULL\r | |
111 | };\r | |
112 | \r | |
762d8ddb DB |
113 | SECUREBOOT_CONFIG_PRIVATE_DATA *gSecureBootPrivateData = NULL;\r |
114 | \r | |
4de754e1 ZC |
115 | /**\r |
116 | This code cleans up enrolled file by closing file & free related resources attached to\r | |
9d9b8b77 | 117 | enrolled file.\r |
4de754e1 | 118 | \r |
9d9b8b77 | 119 | @param[in] FileContext FileContext cached in SecureBootConfig driver\r |
4de754e1 ZC |
120 | \r |
121 | **/\r | |
4de754e1 | 122 | VOID\r |
c411b485 MK |
123 | CloseEnrolledFile (\r |
124 | IN SECUREBOOT_FILE_CONTEXT *FileContext\r | |
125 | )\r | |
4de754e1 ZC |
126 | {\r |
127 | if (FileContext->FHandle != NULL) {\r | |
128 | CloseFile (FileContext->FHandle);\r | |
129 | FileContext->FHandle = NULL;\r | |
130 | }\r | |
131 | \r | |
c411b485 MK |
132 | if (FileContext->FileName != NULL) {\r |
133 | FreePool (FileContext->FileName);\r | |
4de754e1 ZC |
134 | FileContext->FileName = NULL;\r |
135 | }\r | |
4de754e1 | 136 | \r |
c411b485 | 137 | FileContext->FileType = UNKNOWN_FILE_TYPE;\r |
4de754e1 ZC |
138 | }\r |
139 | \r | |
5678ebb4 KQ |
140 | /**\r |
141 | Helper function to populate an EFI_TIME instance.\r | |
142 | \r | |
143 | @param[in] Time FileContext cached in SecureBootConfig driver\r | |
144 | \r | |
145 | **/\r | |
146 | STATIC\r | |
147 | EFI_STATUS\r | |
148 | GetCurrentTime (\r | |
149 | IN EFI_TIME *Time\r | |
150 | )\r | |
151 | {\r | |
152 | EFI_STATUS Status;\r | |
153 | VOID *TestPointer;\r | |
154 | \r | |
155 | if (Time == NULL) {\r | |
156 | return EFI_INVALID_PARAMETER;\r | |
157 | }\r | |
158 | \r | |
159 | Status = gBS->LocateProtocol (&gEfiRealTimeClockArchProtocolGuid, NULL, &TestPointer);\r | |
160 | if (EFI_ERROR (Status)) {\r | |
161 | return Status;\r | |
162 | }\r | |
163 | \r | |
164 | ZeroMem (Time, sizeof (EFI_TIME));\r | |
165 | Status = gRT->GetTime (Time, NULL);\r | |
166 | if (EFI_ERROR (Status)) {\r | |
167 | DEBUG ((\r | |
168 | DEBUG_ERROR,\r | |
169 | "%a(), GetTime() failed, status = '%r'\n",\r | |
170 | __FUNCTION__,\r | |
171 | Status\r | |
172 | ));\r | |
173 | return Status;\r | |
174 | }\r | |
175 | \r | |
176 | Time->Pad1 = 0;\r | |
177 | Time->Nanosecond = 0;\r | |
178 | Time->TimeZone = 0;\r | |
179 | Time->Daylight = 0;\r | |
180 | Time->Pad2 = 0;\r | |
181 | \r | |
182 | return EFI_SUCCESS;\r | |
183 | }\r | |
184 | \r | |
e4d7370d | 185 | /**\r |
186 | This code checks if the FileSuffix is one of the possible DER-encoded certificate suffix.\r | |
187 | \r | |
188 | @param[in] FileSuffix The suffix of the input certificate file\r | |
189 | \r | |
190 | @retval TRUE It's a DER-encoded certificate.\r | |
191 | @retval FALSE It's NOT a DER-encoded certificate.\r | |
192 | \r | |
193 | **/\r | |
194 | BOOLEAN\r | |
195 | IsDerEncodeCertificate (\r | |
c411b485 MK |
196 | IN CONST CHAR16 *FileSuffix\r |
197 | )\r | |
e4d7370d | 198 | {\r |
c411b485 MK |
199 | UINTN Index;\r |
200 | \r | |
e4d7370d | 201 | for (Index = 0; mDerEncodedSuffix[Index] != NULL; Index++) {\r |
202 | if (StrCmp (FileSuffix, mDerEncodedSuffix[Index]) == 0) {\r | |
203 | return TRUE;\r | |
204 | }\r | |
205 | }\r | |
c411b485 | 206 | \r |
e4d7370d | 207 | return FALSE;\r |
208 | }\r | |
ecc722ad | 209 | \r |
4de754e1 ZC |
210 | /**\r |
211 | This code checks if the file content complies with EFI_VARIABLE_AUTHENTICATION_2 format\r | |
212 | The function reads file content but won't open/close given FileHandle.\r | |
213 | \r | |
214 | @param[in] FileHandle The FileHandle to be checked\r | |
215 | \r | |
216 | @retval TRUE The content is EFI_VARIABLE_AUTHENTICATION_2 format.\r | |
217 | @retval FALSE The content is NOT a EFI_VARIABLE_AUTHENTICATION_2 format.\r | |
218 | \r | |
219 | **/\r | |
220 | BOOLEAN\r | |
221 | IsAuthentication2Format (\r | |
c411b485 MK |
222 | IN EFI_FILE_HANDLE FileHandle\r |
223 | )\r | |
4de754e1 ZC |
224 | {\r |
225 | EFI_STATUS Status;\r | |
226 | EFI_VARIABLE_AUTHENTICATION_2 *Auth2;\r | |
227 | BOOLEAN IsAuth2Format;\r | |
228 | \r | |
229 | IsAuth2Format = FALSE;\r | |
230 | \r | |
231 | //\r | |
232 | // Read the whole file content\r | |
233 | //\r | |
c411b485 | 234 | Status = ReadFileContent (\r |
4de754e1 | 235 | FileHandle,\r |
c411b485 | 236 | (VOID **)&mImageBase,\r |
4de754e1 ZC |
237 | &mImageSize,\r |
238 | 0\r | |
239 | );\r | |
240 | if (EFI_ERROR (Status)) {\r | |
241 | goto ON_EXIT;\r | |
242 | }\r | |
243 | \r | |
244 | Auth2 = (EFI_VARIABLE_AUTHENTICATION_2 *)mImageBase;\r | |
245 | if (Auth2->AuthInfo.Hdr.wCertificateType != WIN_CERT_TYPE_EFI_GUID) {\r | |
246 | goto ON_EXIT;\r | |
247 | }\r | |
248 | \r | |
c411b485 | 249 | if (CompareGuid (&gEfiCertPkcs7Guid, &Auth2->AuthInfo.CertType)) {\r |
4de754e1 ZC |
250 | IsAuth2Format = TRUE;\r |
251 | }\r | |
252 | \r | |
253 | ON_EXIT:\r | |
254 | //\r | |
255 | // Do not close File. simply check file content\r | |
256 | //\r | |
257 | if (mImageBase != NULL) {\r | |
258 | FreePool (mImageBase);\r | |
259 | mImageBase = NULL;\r | |
260 | }\r | |
261 | \r | |
262 | return IsAuth2Format;\r | |
263 | }\r | |
264 | \r | |
ecc722ad | 265 | /**\r |
266 | Set Secure Boot option into variable space.\r | |
267 | \r | |
268 | @param[in] VarValue The option of Secure Boot.\r | |
269 | \r | |
270 | @retval EFI_SUCCESS The operation is finished successfully.\r | |
271 | @retval Others Other errors as indicated.\r | |
272 | \r | |
273 | **/\r | |
274 | EFI_STATUS\r | |
275 | SaveSecureBootVariable (\r | |
c411b485 | 276 | IN UINT8 VarValue\r |
ecc722ad | 277 | )\r |
278 | {\r | |
c411b485 | 279 | EFI_STATUS Status;\r |
ecc722ad | 280 | \r |
281 | Status = gRT->SetVariable (\r | |
c411b485 MK |
282 | EFI_SECURE_BOOT_ENABLE_NAME,\r |
283 | &gEfiSecureBootEnableDisableGuid,\r | |
284 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
285 | sizeof (UINT8),\r | |
286 | &VarValue\r | |
287 | );\r | |
ecc722ad | 288 | return Status;\r |
289 | }\r | |
290 | \r | |
5396354b JG |
291 | /**\r |
292 | This code checks if the encode type and key strength of X.509\r | |
293 | certificate is qualified.\r | |
294 | \r | |
295 | @param[in] X509FileContext FileContext of X.509 certificate storing\r | |
296 | file.\r | |
297 | @param[out] Error Error type checked in the certificate.\r | |
298 | \r | |
299 | @return EFI_SUCCESS The certificate checked successfully.\r | |
300 | @return EFI_INVALID_PARAMETER The parameter is invalid.\r | |
301 | @return EFI_OUT_OF_RESOURCES Memory allocation failed.\r | |
302 | \r | |
303 | **/\r | |
304 | EFI_STATUS\r | |
305 | CheckX509Certificate (\r | |
c411b485 MK |
306 | IN SECUREBOOT_FILE_CONTEXT *X509FileContext,\r |
307 | OUT ENROLL_KEY_ERROR *Error\r | |
308 | )\r | |
5396354b | 309 | {\r |
c411b485 MK |
310 | EFI_STATUS Status;\r |
311 | UINT16 *FilePostFix;\r | |
312 | UINTN NameLength;\r | |
313 | UINT8 *X509Data;\r | |
314 | UINTN X509DataSize;\r | |
315 | void *X509PubKey;\r | |
316 | UINTN PubKeyModSize;\r | |
5396354b JG |
317 | \r |
318 | if (X509FileContext->FileName == NULL) {\r | |
319 | *Error = Unsupported_Type;\r | |
320 | return EFI_INVALID_PARAMETER;\r | |
321 | }\r | |
322 | \r | |
c411b485 MK |
323 | X509Data = NULL;\r |
324 | X509DataSize = 0;\r | |
325 | X509PubKey = NULL;\r | |
326 | PubKeyModSize = 0;\r | |
5396354b JG |
327 | \r |
328 | //\r | |
329 | // Parse the file's postfix. Only support DER encoded X.509 certificate files.\r | |
330 | //\r | |
331 | NameLength = StrLen (X509FileContext->FileName);\r | |
332 | if (NameLength <= 4) {\r | |
333 | DEBUG ((DEBUG_ERROR, "Wrong X509 NameLength\n"));\r | |
334 | *Error = Unsupported_Type;\r | |
335 | return EFI_INVALID_PARAMETER;\r | |
336 | }\r | |
c411b485 | 337 | \r |
5396354b JG |
338 | FilePostFix = X509FileContext->FileName + NameLength - 4;\r |
339 | if (!IsDerEncodeCertificate (FilePostFix)) {\r | |
340 | DEBUG ((DEBUG_ERROR, "Unsupported file type, only DER encoded certificate (%s) is supported.\n", mSupportX509Suffix));\r | |
341 | *Error = Unsupported_Type;\r | |
342 | return EFI_INVALID_PARAMETER;\r | |
343 | }\r | |
c411b485 | 344 | \r |
5396354b JG |
345 | DEBUG ((DEBUG_INFO, "FileName= %s\n", X509FileContext->FileName));\r |
346 | DEBUG ((DEBUG_INFO, "FilePostFix = %s\n", FilePostFix));\r | |
347 | \r | |
348 | //\r | |
349 | // Read the certificate file content\r | |
350 | //\r | |
c411b485 | 351 | Status = ReadFileContent (X509FileContext->FHandle, (VOID **)&X509Data, &X509DataSize, 0);\r |
5396354b JG |
352 | if (EFI_ERROR (Status)) {\r |
353 | DEBUG ((DEBUG_ERROR, "Error occured while reading the file.\n"));\r | |
354 | goto ON_EXIT;\r | |
355 | }\r | |
356 | \r | |
357 | //\r | |
358 | // Parse the public key context.\r | |
359 | //\r | |
360 | if (RsaGetPublicKeyFromX509 (X509Data, X509DataSize, &X509PubKey) == FALSE) {\r | |
361 | DEBUG ((DEBUG_ERROR, "Error occured while parsing the pubkey from certificate.\n"));\r | |
362 | Status = EFI_INVALID_PARAMETER;\r | |
363 | *Error = Unsupported_Type;\r | |
364 | goto ON_EXIT;\r | |
365 | }\r | |
366 | \r | |
367 | //\r | |
368 | // Parse Module size of public key using interface provided by CryptoPkg, which is\r | |
369 | // actually the size of public key.\r | |
370 | //\r | |
371 | if (X509PubKey != NULL) {\r | |
372 | RsaGetKey (X509PubKey, RsaKeyN, NULL, &PubKeyModSize);\r | |
373 | if (PubKeyModSize < CER_PUBKEY_MIN_SIZE) {\r | |
374 | DEBUG ((DEBUG_ERROR, "Unqualified PK size, key size should be equal to or greater than 2048 bits.\n"));\r | |
375 | Status = EFI_INVALID_PARAMETER;\r | |
376 | *Error = Unqualified_Key;\r | |
377 | }\r | |
c411b485 | 378 | \r |
5396354b JG |
379 | RsaFree (X509PubKey);\r |
380 | }\r | |
381 | \r | |
c411b485 | 382 | ON_EXIT:\r |
5396354b JG |
383 | if (X509Data != NULL) {\r |
384 | FreePool (X509Data);\r | |
385 | }\r | |
386 | \r | |
387 | return Status;\r | |
388 | }\r | |
389 | \r | |
ecc722ad | 390 | /**\r |
391 | Generate the PK signature list from the X509 Certificate storing file (.cer)\r | |
392 | \r | |
393 | @param[in] X509File FileHandle of X509 Certificate storing file.\r | |
394 | @param[out] PkCert Point to the data buffer to store the signature list.\r | |
20333c6d | 395 | \r |
ecc722ad | 396 | @return EFI_UNSUPPORTED Unsupported Key Length.\r |
d6b926e7 | 397 | @return EFI_OUT_OF_RESOURCES There are not enough memory resources to form the signature list.\r |
20333c6d | 398 | \r |
ecc722ad | 399 | **/\r |
400 | EFI_STATUS\r | |
401 | CreatePkX509SignatureList (\r | |
c411b485 MK |
402 | IN EFI_FILE_HANDLE X509File,\r |
403 | OUT EFI_SIGNATURE_LIST **PkCert\r | |
ecc722ad | 404 | )\r |
405 | {\r | |
c411b485 MK |
406 | EFI_STATUS Status;\r |
407 | UINT8 *X509Data;\r | |
408 | UINTN X509DataSize;\r | |
409 | EFI_SIGNATURE_DATA *PkCertData;\r | |
ecc722ad | 410 | \r |
c411b485 MK |
411 | X509Data = NULL;\r |
412 | PkCertData = NULL;\r | |
20333c6d QL |
413 | X509DataSize = 0;\r |
414 | \r | |
c411b485 | 415 | Status = ReadFileContent (X509File, (VOID **)&X509Data, &X509DataSize, 0);\r |
ecc722ad | 416 | if (EFI_ERROR (Status)) {\r |
417 | goto ON_EXIT;\r | |
418 | }\r | |
c411b485 | 419 | \r |
ba57d4fd | 420 | ASSERT (X509Data != NULL);\r |
ecc722ad | 421 | \r |
422 | //\r | |
423 | // Allocate space for PK certificate list and initialize it.\r | |
424 | // Create PK database entry with SignatureHeaderSize equals 0.\r | |
425 | //\r | |
c411b485 MK |
426 | *PkCert = (EFI_SIGNATURE_LIST *)AllocateZeroPool (\r |
427 | sizeof (EFI_SIGNATURE_LIST) + sizeof (EFI_SIGNATURE_DATA) - 1\r | |
428 | + X509DataSize\r | |
429 | );\r | |
ecc722ad | 430 | if (*PkCert == NULL) {\r |
431 | Status = EFI_OUT_OF_RESOURCES;\r | |
432 | goto ON_EXIT;\r | |
433 | }\r | |
434 | \r | |
c411b485 MK |
435 | (*PkCert)->SignatureListSize = (UINT32)(sizeof (EFI_SIGNATURE_LIST)\r |
436 | + sizeof (EFI_SIGNATURE_DATA) - 1\r | |
437 | + X509DataSize);\r | |
438 | (*PkCert)->SignatureSize = (UINT32)(sizeof (EFI_SIGNATURE_DATA) - 1 + X509DataSize);\r | |
ecc722ad | 439 | (*PkCert)->SignatureHeaderSize = 0;\r |
440 | CopyGuid (&(*PkCert)->SignatureType, &gEfiCertX509Guid);\r | |
c411b485 MK |
441 | PkCertData = (EFI_SIGNATURE_DATA *)((UINTN)(*PkCert)\r |
442 | + sizeof (EFI_SIGNATURE_LIST)\r | |
443 | + (*PkCert)->SignatureHeaderSize);\r | |
20333c6d | 444 | CopyGuid (&PkCertData->SignatureOwner, &gEfiGlobalVariableGuid);\r |
ecc722ad | 445 | //\r |
446 | // Fill the PK database with PKpub data from X509 certificate file.\r | |
20333c6d | 447 | //\r |
ecc722ad | 448 | CopyMem (&(PkCertData->SignatureData[0]), X509Data, X509DataSize);\r |
20333c6d | 449 | \r |
ecc722ad | 450 | ON_EXIT:\r |
20333c6d | 451 | \r |
ecc722ad | 452 | if (X509Data != NULL) {\r |
453 | FreePool (X509Data);\r | |
454 | }\r | |
20333c6d | 455 | \r |
c411b485 | 456 | if (EFI_ERROR (Status) && (*PkCert != NULL)) {\r |
ecc722ad | 457 | FreePool (*PkCert);\r |
458 | *PkCert = NULL;\r | |
459 | }\r | |
20333c6d | 460 | \r |
ecc722ad | 461 | return Status;\r |
462 | }\r | |
463 | \r | |
464 | /**\r | |
465 | Enroll new PK into the System without original PK's authentication.\r | |
466 | \r | |
467 | The SignatureOwner GUID will be the same with PK's vendorguid.\r | |
468 | \r | |
469 | @param[in] PrivateData The module's private data.\r | |
470 | \r | |
471 | @retval EFI_SUCCESS New PK enrolled successfully.\r | |
472 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
473 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
20333c6d | 474 | \r |
ecc722ad | 475 | **/\r |
476 | EFI_STATUS\r | |
477 | EnrollPlatformKey (\r | |
c411b485 | 478 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private\r |
20333c6d | 479 | )\r |
ecc722ad | 480 | {\r |
c411b485 MK |
481 | EFI_STATUS Status;\r |
482 | UINT32 Attr;\r | |
483 | UINTN DataSize;\r | |
484 | EFI_SIGNATURE_LIST *PkCert;\r | |
5678ebb4 | 485 | EFI_TIME Time;\r |
ecc722ad | 486 | \r |
487 | PkCert = NULL;\r | |
488 | \r | |
c411b485 | 489 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r |
f71ed839 | 490 | if (EFI_ERROR (Status)) {\r |
491 | return Status;\r | |
492 | }\r | |
493 | \r | |
ecc722ad | 494 | //\r |
d6b926e7 | 495 | // Prase the selected PK file and generate PK certificate list.\r |
ecc722ad | 496 | //\r |
8c1babfd | 497 | Status = CreatePkX509SignatureList (\r |
c411b485 MK |
498 | Private->FileContext->FHandle,\r |
499 | &PkCert\r | |
500 | );\r | |
8c1babfd | 501 | if (EFI_ERROR (Status)) {\r |
502 | goto ON_EXIT;\r | |
ecc722ad | 503 | }\r |
c411b485 | 504 | \r |
ba57d4fd | 505 | ASSERT (PkCert != NULL);\r |
20333c6d | 506 | \r |
ecc722ad | 507 | //\r |
508 | // Set Platform Key variable.\r | |
20333c6d QL |
509 | //\r |
510 | Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS\r | |
c411b485 | 511 | | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;\r |
ecc722ad | 512 | DataSize = PkCert->SignatureListSize;\r |
5678ebb4 KQ |
513 | Status = GetCurrentTime (&Time);\r |
514 | if (EFI_ERROR (Status)) {\r | |
515 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
516 | goto ON_EXIT;\r | |
517 | }\r | |
518 | \r | |
519 | Status = CreateTimeBasedPayload (&DataSize, (UINT8 **)&PkCert, &Time);\r | |
8c1babfd | 520 | if (EFI_ERROR (Status)) {\r |
e905fbb0 | 521 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r |
8c1babfd | 522 | goto ON_EXIT;\r |
523 | }\r | |
20333c6d | 524 | \r |
c411b485 | 525 | Status = gRT->SetVariable (\r |
20333c6d QL |
526 | EFI_PLATFORM_KEY_NAME,\r |
527 | &gEfiGlobalVariableGuid,\r | |
528 | Attr,\r | |
529 | DataSize,\r | |
ecc722ad | 530 | PkCert\r |
531 | );\r | |
532 | if (EFI_ERROR (Status)) {\r | |
533 | if (Status == EFI_OUT_OF_RESOURCES) {\r | |
e905fbb0 | 534 | DEBUG ((DEBUG_ERROR, "Enroll PK failed with out of resource.\n"));\r |
ecc722ad | 535 | }\r |
c411b485 | 536 | \r |
ecc722ad | 537 | goto ON_EXIT;\r |
538 | }\r | |
20333c6d | 539 | \r |
ecc722ad | 540 | ON_EXIT:\r |
541 | \r | |
542 | if (PkCert != NULL) {\r | |
c411b485 | 543 | FreePool (PkCert);\r |
ecc722ad | 544 | }\r |
20333c6d | 545 | \r |
c411b485 | 546 | CloseEnrolledFile (Private->FileContext);\r |
ecc722ad | 547 | \r |
548 | return Status;\r | |
549 | }\r | |
550 | \r | |
ecc722ad | 551 | /**\r |
552 | Enroll a new KEK item from public key storing file (*.pbk).\r | |
553 | \r | |
554 | @param[in] PrivateData The module's private data.\r | |
555 | \r | |
556 | @retval EFI_SUCCESS New KEK enrolled successfully.\r | |
557 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
558 | @retval EFI_UNSUPPORTED Unsupported command.\r | |
559 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
560 | \r | |
561 | **/\r | |
562 | EFI_STATUS\r | |
563 | EnrollRsa2048ToKek (\r | |
c411b485 | 564 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private\r |
ecc722ad | 565 | )\r |
566 | {\r | |
c411b485 MK |
567 | EFI_STATUS Status;\r |
568 | UINT32 Attr;\r | |
569 | UINTN DataSize;\r | |
570 | EFI_SIGNATURE_LIST *KekSigList;\r | |
571 | UINTN KeyBlobSize;\r | |
572 | UINT8 *KeyBlob;\r | |
573 | CPL_KEY_INFO *KeyInfo;\r | |
574 | EFI_SIGNATURE_DATA *KEKSigData;\r | |
575 | UINTN KekSigListSize;\r | |
576 | UINT8 *KeyBuffer;\r | |
577 | UINTN KeyLenInBytes;\r | |
5678ebb4 | 578 | EFI_TIME Time;\r |
c411b485 MK |
579 | \r |
580 | Attr = 0;\r | |
581 | DataSize = 0;\r | |
582 | KeyBuffer = NULL;\r | |
583 | KeyBlobSize = 0;\r | |
584 | KeyBlob = NULL;\r | |
585 | KeyInfo = NULL;\r | |
586 | KEKSigData = NULL;\r | |
587 | KekSigList = NULL;\r | |
ecc722ad | 588 | KekSigListSize = 0;\r |
20333c6d | 589 | \r |
ecc722ad | 590 | //\r |
591 | // Form the KeKpub certificate list into EFI_SIGNATURE_LIST type.\r | |
592 | // First, We have to parse out public key data from the pbk key file.\r | |
20333c6d | 593 | //\r |
ecc722ad | 594 | Status = ReadFileContent (\r |
595 | Private->FileContext->FHandle,\r | |
c411b485 | 596 | (VOID **)&KeyBlob,\r |
ecc722ad | 597 | &KeyBlobSize,\r |
598 | 0\r | |
599 | );\r | |
600 | if (EFI_ERROR (Status)) {\r | |
601 | goto ON_EXIT;\r | |
602 | }\r | |
c411b485 | 603 | \r |
ba57d4fd | 604 | ASSERT (KeyBlob != NULL);\r |
c411b485 | 605 | KeyInfo = (CPL_KEY_INFO *)KeyBlob;\r |
ecc722ad | 606 | if (KeyInfo->KeyLengthInBits / 8 != WIN_CERT_UEFI_RSA2048_SIZE) {\r |
607 | DEBUG ((DEBUG_ERROR, "Unsupported key length, Only RSA2048 is supported.\n"));\r | |
608 | Status = EFI_UNSUPPORTED;\r | |
609 | goto ON_EXIT;\r | |
610 | }\r | |
20333c6d | 611 | \r |
ecc722ad | 612 | //\r |
613 | // Convert the Public key to fix octet string format represented in RSA PKCS#1.\r | |
20333c6d | 614 | //\r |
ecc722ad | 615 | KeyLenInBytes = KeyInfo->KeyLengthInBits / 8;\r |
c411b485 | 616 | KeyBuffer = AllocateZeroPool (KeyLenInBytes);\r |
ecc722ad | 617 | if (KeyBuffer == NULL) {\r |
618 | Status = EFI_OUT_OF_RESOURCES;\r | |
619 | goto ON_EXIT;\r | |
620 | }\r | |
c411b485 | 621 | \r |
ecc722ad | 622 | Int2OctStr (\r |
c411b485 | 623 | (UINTN *)(KeyBlob + sizeof (CPL_KEY_INFO)),\r |
20333c6d QL |
624 | KeyLenInBytes / sizeof (UINTN),\r |
625 | KeyBuffer,\r | |
ecc722ad | 626 | KeyLenInBytes\r |
627 | );\r | |
c411b485 | 628 | CopyMem (KeyBlob + sizeof (CPL_KEY_INFO), KeyBuffer, KeyLenInBytes);\r |
20333c6d | 629 | \r |
ecc722ad | 630 | //\r |
631 | // Form an new EFI_SIGNATURE_LIST.\r | |
632 | //\r | |
c411b485 MK |
633 | KekSigListSize = sizeof (EFI_SIGNATURE_LIST)\r |
634 | + sizeof (EFI_SIGNATURE_DATA) - 1\r | |
635 | + WIN_CERT_UEFI_RSA2048_SIZE;\r | |
ecc722ad | 636 | \r |
c411b485 | 637 | KekSigList = (EFI_SIGNATURE_LIST *)AllocateZeroPool (KekSigListSize);\r |
ecc722ad | 638 | if (KekSigList == NULL) {\r |
639 | Status = EFI_OUT_OF_RESOURCES;\r | |
640 | goto ON_EXIT;\r | |
641 | }\r | |
642 | \r | |
c411b485 MK |
643 | KekSigList->SignatureListSize = sizeof (EFI_SIGNATURE_LIST)\r |
644 | + sizeof (EFI_SIGNATURE_DATA) - 1\r | |
ecc722ad | 645 | + WIN_CERT_UEFI_RSA2048_SIZE;\r |
646 | KekSigList->SignatureHeaderSize = 0;\r | |
c411b485 | 647 | KekSigList->SignatureSize = sizeof (EFI_SIGNATURE_DATA) - 1 + WIN_CERT_UEFI_RSA2048_SIZE;\r |
ecc722ad | 648 | CopyGuid (&KekSigList->SignatureType, &gEfiCertRsa2048Guid);\r |
20333c6d | 649 | \r |
c411b485 | 650 | KEKSigData = (EFI_SIGNATURE_DATA *)((UINT8 *)KekSigList + sizeof (EFI_SIGNATURE_LIST));\r |
ecc722ad | 651 | CopyGuid (&KEKSigData->SignatureOwner, Private->SignatureGUID);\r |
652 | CopyMem (\r | |
653 | KEKSigData->SignatureData,\r | |
c411b485 | 654 | KeyBlob + sizeof (CPL_KEY_INFO),\r |
ecc722ad | 655 | WIN_CERT_UEFI_RSA2048_SIZE\r |
656 | );\r | |
20333c6d | 657 | \r |
ecc722ad | 658 | //\r |
20333c6d QL |
659 | // Check if KEK entry has been already existed.\r |
660 | // If true, use EFI_VARIABLE_APPEND_WRITE attribute to append the\r | |
ecc722ad | 661 | // new KEK to original variable.\r |
20333c6d QL |
662 | //\r |
663 | Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS\r | |
8c1babfd | 664 | | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;\r |
5678ebb4 KQ |
665 | Status = GetCurrentTime (&Time);\r |
666 | if (EFI_ERROR (Status)) {\r | |
667 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
668 | goto ON_EXIT;\r | |
669 | }\r | |
670 | \r | |
671 | Status = CreateTimeBasedPayload (&KekSigListSize, (UINT8 **)&KekSigList, &Time);\r | |
8c1babfd | 672 | if (EFI_ERROR (Status)) {\r |
e905fbb0 | 673 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r |
8c1babfd | 674 | goto ON_EXIT;\r |
675 | }\r | |
676 | \r | |
c411b485 | 677 | Status = gRT->GetVariable (\r |
20333c6d QL |
678 | EFI_KEY_EXCHANGE_KEY_NAME,\r |
679 | &gEfiGlobalVariableGuid,\r | |
680 | NULL,\r | |
681 | &DataSize,\r | |
ecc722ad | 682 | NULL\r |
683 | );\r | |
684 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
685 | Attr |= EFI_VARIABLE_APPEND_WRITE;\r | |
686 | } else if (Status != EFI_NOT_FOUND) {\r | |
687 | goto ON_EXIT;\r | |
688 | }\r | |
20333c6d | 689 | \r |
ecc722ad | 690 | //\r |
691 | // Done. Now we have formed the correct KEKpub database item, just set it into variable storage,\r | |
20333c6d | 692 | //\r |
c411b485 | 693 | Status = gRT->SetVariable (\r |
20333c6d QL |
694 | EFI_KEY_EXCHANGE_KEY_NAME,\r |
695 | &gEfiGlobalVariableGuid,\r | |
696 | Attr,\r | |
697 | KekSigListSize,\r | |
ecc722ad | 698 | KekSigList\r |
699 | );\r | |
700 | if (EFI_ERROR (Status)) {\r | |
701 | goto ON_EXIT;\r | |
702 | }\r | |
20333c6d | 703 | \r |
ecc722ad | 704 | ON_EXIT:\r |
705 | \r | |
c411b485 | 706 | CloseEnrolledFile (Private->FileContext);\r |
ecc722ad | 707 | \r |
708 | if (Private->SignatureGUID != NULL) {\r | |
709 | FreePool (Private->SignatureGUID);\r | |
710 | Private->SignatureGUID = NULL;\r | |
711 | }\r | |
712 | \r | |
713 | if (KeyBlob != NULL) {\r | |
714 | FreePool (KeyBlob);\r | |
715 | }\r | |
c411b485 | 716 | \r |
ecc722ad | 717 | if (KeyBuffer != NULL) {\r |
718 | FreePool (KeyBuffer);\r | |
719 | }\r | |
c411b485 | 720 | \r |
ecc722ad | 721 | if (KekSigList != NULL) {\r |
722 | FreePool (KekSigList);\r | |
723 | }\r | |
20333c6d | 724 | \r |
ecc722ad | 725 | return Status;\r |
726 | }\r | |
727 | \r | |
728 | /**\r | |
729 | Enroll a new KEK item from X509 certificate file.\r | |
730 | \r | |
731 | @param[in] PrivateData The module's private data.\r | |
732 | \r | |
733 | @retval EFI_SUCCESS New X509 is enrolled successfully.\r | |
734 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
735 | @retval EFI_UNSUPPORTED Unsupported command.\r | |
736 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
737 | \r | |
738 | **/\r | |
739 | EFI_STATUS\r | |
740 | EnrollX509ToKek (\r | |
c411b485 | 741 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private\r |
20333c6d | 742 | )\r |
ecc722ad | 743 | {\r |
c411b485 MK |
744 | EFI_STATUS Status;\r |
745 | UINTN X509DataSize;\r | |
746 | VOID *X509Data;\r | |
747 | EFI_SIGNATURE_DATA *KEKSigData;\r | |
748 | EFI_SIGNATURE_LIST *KekSigList;\r | |
749 | UINTN DataSize;\r | |
750 | UINTN KekSigListSize;\r | |
751 | UINT32 Attr;\r | |
5678ebb4 | 752 | EFI_TIME Time;\r |
ecc722ad | 753 | \r |
754 | X509Data = NULL;\r | |
755 | X509DataSize = 0;\r | |
756 | KekSigList = NULL;\r | |
757 | KekSigListSize = 0;\r | |
758 | DataSize = 0;\r | |
759 | KEKSigData = NULL;\r | |
760 | \r | |
761 | Status = ReadFileContent (\r | |
762 | Private->FileContext->FHandle,\r | |
763 | &X509Data,\r | |
764 | &X509DataSize,\r | |
765 | 0\r | |
766 | );\r | |
767 | if (EFI_ERROR (Status)) {\r | |
768 | goto ON_EXIT;\r | |
769 | }\r | |
c411b485 | 770 | \r |
ba57d4fd | 771 | ASSERT (X509Data != NULL);\r |
ecc722ad | 772 | \r |
c411b485 MK |
773 | KekSigListSize = sizeof (EFI_SIGNATURE_LIST) + sizeof (EFI_SIGNATURE_DATA) - 1 + X509DataSize;\r |
774 | KekSigList = (EFI_SIGNATURE_LIST *)AllocateZeroPool (KekSigListSize);\r | |
ecc722ad | 775 | if (KekSigList == NULL) {\r |
776 | Status = EFI_OUT_OF_RESOURCES;\r | |
777 | goto ON_EXIT;\r | |
778 | }\r | |
779 | \r | |
780 | //\r | |
781 | // Fill Certificate Database parameters.\r | |
20333c6d | 782 | //\r |
c411b485 | 783 | KekSigList->SignatureListSize = (UINT32)KekSigListSize;\r |
ecc722ad | 784 | KekSigList->SignatureHeaderSize = 0;\r |
c411b485 | 785 | KekSigList->SignatureSize = (UINT32)(sizeof (EFI_SIGNATURE_DATA) - 1 + X509DataSize);\r |
ecc722ad | 786 | CopyGuid (&KekSigList->SignatureType, &gEfiCertX509Guid);\r |
787 | \r | |
c411b485 | 788 | KEKSigData = (EFI_SIGNATURE_DATA *)((UINT8 *)KekSigList + sizeof (EFI_SIGNATURE_LIST));\r |
ecc722ad | 789 | CopyGuid (&KEKSigData->SignatureOwner, Private->SignatureGUID);\r |
790 | CopyMem (KEKSigData->SignatureData, X509Data, X509DataSize);\r | |
791 | \r | |
792 | //\r | |
20333c6d QL |
793 | // Check if KEK been already existed.\r |
794 | // If true, use EFI_VARIABLE_APPEND_WRITE attribute to append the\r | |
ecc722ad | 795 | // new kek to original variable\r |
20333c6d QL |
796 | //\r |
797 | Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS\r | |
c411b485 | 798 | | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;\r |
5678ebb4 KQ |
799 | Status = GetCurrentTime (&Time);\r |
800 | if (EFI_ERROR (Status)) {\r | |
801 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
802 | goto ON_EXIT;\r | |
803 | }\r | |
804 | \r | |
805 | Status = CreateTimeBasedPayload (&KekSigListSize, (UINT8 **)&KekSigList, &Time);\r | |
8c1babfd | 806 | if (EFI_ERROR (Status)) {\r |
e905fbb0 | 807 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r |
8c1babfd | 808 | goto ON_EXIT;\r |
809 | }\r | |
20333c6d | 810 | \r |
c411b485 | 811 | Status = gRT->GetVariable (\r |
20333c6d QL |
812 | EFI_KEY_EXCHANGE_KEY_NAME,\r |
813 | &gEfiGlobalVariableGuid,\r | |
814 | NULL,\r | |
815 | &DataSize,\r | |
ecc722ad | 816 | NULL\r |
817 | );\r | |
818 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
819 | Attr |= EFI_VARIABLE_APPEND_WRITE;\r | |
820 | } else if (Status != EFI_NOT_FOUND) {\r | |
821 | goto ON_EXIT;\r | |
20333c6d | 822 | }\r |
ecc722ad | 823 | \r |
c411b485 | 824 | Status = gRT->SetVariable (\r |
20333c6d QL |
825 | EFI_KEY_EXCHANGE_KEY_NAME,\r |
826 | &gEfiGlobalVariableGuid,\r | |
827 | Attr,\r | |
ecc722ad | 828 | KekSigListSize,\r |
829 | KekSigList\r | |
830 | );\r | |
831 | if (EFI_ERROR (Status)) {\r | |
832 | goto ON_EXIT;\r | |
833 | }\r | |
834 | \r | |
835 | ON_EXIT:\r | |
20333c6d | 836 | \r |
c411b485 | 837 | CloseEnrolledFile (Private->FileContext);\r |
20333c6d QL |
838 | \r |
839 | if (Private->SignatureGUID != NULL) {\r | |
840 | FreePool (Private->SignatureGUID);\r | |
841 | Private->SignatureGUID = NULL;\r | |
842 | }\r | |
843 | \r | |
844 | if (KekSigList != NULL) {\r | |
845 | FreePool (KekSigList);\r | |
846 | }\r | |
847 | \r | |
848 | return Status;\r | |
849 | }\r | |
850 | \r | |
851 | /**\r | |
852 | Enroll new KEK into the System without PK's authentication.\r | |
853 | The SignatureOwner GUID will be Private->SignatureGUID.\r | |
854 | \r | |
855 | @param[in] PrivateData The module's private data.\r | |
856 | \r | |
857 | @retval EFI_SUCCESS New KEK enrolled successful.\r | |
858 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
859 | @retval others Fail to enroll KEK data.\r | |
860 | \r | |
861 | **/\r | |
862 | EFI_STATUS\r | |
863 | EnrollKeyExchangeKey (\r | |
c411b485 | 864 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private\r |
20333c6d QL |
865 | )\r |
866 | {\r | |
c411b485 | 867 | UINT16 *FilePostFix;\r |
20333c6d QL |
868 | EFI_STATUS Status;\r |
869 | UINTN NameLength;\r | |
870 | \r | |
4de754e1 | 871 | if ((Private->FileContext->FHandle == NULL) || (Private->FileContext->FileName == NULL) || (Private->SignatureGUID == NULL)) {\r |
20333c6d QL |
872 | return EFI_INVALID_PARAMETER;\r |
873 | }\r | |
874 | \r | |
c411b485 | 875 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r |
20333c6d QL |
876 | if (EFI_ERROR (Status)) {\r |
877 | return Status;\r | |
878 | }\r | |
879 | \r | |
880 | //\r | |
881 | // Parse the file's postfix. Supports DER-encoded X509 certificate,\r | |
882 | // and .pbk as RSA public key file.\r | |
883 | //\r | |
884 | NameLength = StrLen (Private->FileContext->FileName);\r | |
885 | if (NameLength <= 4) {\r | |
886 | return EFI_INVALID_PARAMETER;\r | |
887 | }\r | |
c411b485 | 888 | \r |
20333c6d | 889 | FilePostFix = Private->FileContext->FileName + NameLength - 4;\r |
c411b485 | 890 | if (IsDerEncodeCertificate (FilePostFix)) {\r |
20333c6d | 891 | return EnrollX509ToKek (Private);\r |
c411b485 | 892 | } else if (CompareMem (FilePostFix, L".pbk", 4) == 0) {\r |
20333c6d QL |
893 | return EnrollRsa2048ToKek (Private);\r |
894 | } else {\r | |
4de754e1 ZC |
895 | //\r |
896 | // File type is wrong, simply close it\r | |
897 | //\r | |
c411b485 | 898 | CloseEnrolledFile (Private->FileContext);\r |
4de754e1 | 899 | \r |
20333c6d QL |
900 | return EFI_INVALID_PARAMETER;\r |
901 | }\r | |
902 | }\r | |
903 | \r | |
904 | /**\r | |
905 | Enroll a new X509 certificate into Signature Database (DB or DBX or DBT) without\r | |
906 | KEK's authentication.\r | |
907 | \r | |
908 | @param[in] PrivateData The module's private data.\r | |
909 | @param[in] VariableName Variable name of signature database, must be\r | |
910 | EFI_IMAGE_SECURITY_DATABASE or EFI_IMAGE_SECURITY_DATABASE1.\r | |
911 | \r | |
912 | @retval EFI_SUCCESS New X509 is enrolled successfully.\r | |
913 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
914 | \r | |
915 | **/\r | |
916 | EFI_STATUS\r | |
917 | EnrollX509toSigDB (\r | |
c411b485 MK |
918 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private,\r |
919 | IN CHAR16 *VariableName\r | |
20333c6d QL |
920 | )\r |
921 | {\r | |
c411b485 MK |
922 | EFI_STATUS Status;\r |
923 | UINTN X509DataSize;\r | |
924 | VOID *X509Data;\r | |
925 | EFI_SIGNATURE_LIST *SigDBCert;\r | |
926 | EFI_SIGNATURE_DATA *SigDBCertData;\r | |
927 | VOID *Data;\r | |
928 | UINTN DataSize;\r | |
929 | UINTN SigDBSize;\r | |
930 | UINT32 Attr;\r | |
5678ebb4 | 931 | EFI_TIME Time;\r |
20333c6d QL |
932 | \r |
933 | X509DataSize = 0;\r | |
934 | SigDBSize = 0;\r | |
935 | DataSize = 0;\r | |
936 | X509Data = NULL;\r | |
937 | SigDBCert = NULL;\r | |
938 | SigDBCertData = NULL;\r | |
939 | Data = NULL;\r | |
940 | \r | |
941 | Status = ReadFileContent (\r | |
942 | Private->FileContext->FHandle,\r | |
943 | &X509Data,\r | |
944 | &X509DataSize,\r | |
945 | 0\r | |
946 | );\r | |
947 | if (EFI_ERROR (Status)) {\r | |
948 | goto ON_EXIT;\r | |
949 | }\r | |
c411b485 | 950 | \r |
20333c6d QL |
951 | ASSERT (X509Data != NULL);\r |
952 | \r | |
c411b485 | 953 | SigDBSize = sizeof (EFI_SIGNATURE_LIST) + sizeof (EFI_SIGNATURE_DATA) - 1 + X509DataSize;\r |
20333c6d QL |
954 | \r |
955 | Data = AllocateZeroPool (SigDBSize);\r | |
956 | if (Data == NULL) {\r | |
957 | Status = EFI_OUT_OF_RESOURCES;\r | |
958 | goto ON_EXIT;\r | |
959 | }\r | |
960 | \r | |
961 | //\r | |
962 | // Fill Certificate Database parameters.\r | |
963 | //\r | |
c411b485 MK |
964 | SigDBCert = (EFI_SIGNATURE_LIST *)Data;\r |
965 | SigDBCert->SignatureListSize = (UINT32)SigDBSize;\r | |
20333c6d | 966 | SigDBCert->SignatureHeaderSize = 0;\r |
c411b485 | 967 | SigDBCert->SignatureSize = (UINT32)(sizeof (EFI_SIGNATURE_DATA) - 1 + X509DataSize);\r |
20333c6d QL |
968 | CopyGuid (&SigDBCert->SignatureType, &gEfiCertX509Guid);\r |
969 | \r | |
c411b485 | 970 | SigDBCertData = (EFI_SIGNATURE_DATA *)((UINT8 *)SigDBCert + sizeof (EFI_SIGNATURE_LIST));\r |
20333c6d | 971 | CopyGuid (&SigDBCertData->SignatureOwner, Private->SignatureGUID);\r |
c411b485 | 972 | CopyMem ((UINT8 *)(SigDBCertData->SignatureData), X509Data, X509DataSize);\r |
20333c6d QL |
973 | \r |
974 | //\r | |
975 | // Check if signature database entry has been already existed.\r | |
976 | // If true, use EFI_VARIABLE_APPEND_WRITE attribute to append the\r | |
977 | // new signature data to original variable\r | |
978 | //\r | |
979 | Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS\r | |
c411b485 | 980 | | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;\r |
5678ebb4 KQ |
981 | Status = GetCurrentTime (&Time);\r |
982 | if (EFI_ERROR (Status)) {\r | |
983 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
984 | goto ON_EXIT;\r | |
985 | }\r | |
986 | \r | |
987 | Status = CreateTimeBasedPayload (&SigDBSize, (UINT8 **)&Data, &Time);\r | |
20333c6d | 988 | if (EFI_ERROR (Status)) {\r |
e905fbb0 | 989 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r |
20333c6d QL |
990 | goto ON_EXIT;\r |
991 | }\r | |
992 | \r | |
c411b485 | 993 | Status = gRT->GetVariable (\r |
20333c6d QL |
994 | VariableName,\r |
995 | &gEfiImageSecurityDatabaseGuid,\r | |
996 | NULL,\r | |
997 | &DataSize,\r | |
998 | NULL\r | |
999 | );\r | |
1000 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1001 | Attr |= EFI_VARIABLE_APPEND_WRITE;\r | |
1002 | } else if (Status != EFI_NOT_FOUND) {\r | |
1003 | goto ON_EXIT;\r | |
1004 | }\r | |
1005 | \r | |
c411b485 | 1006 | Status = gRT->SetVariable (\r |
20333c6d QL |
1007 | VariableName,\r |
1008 | &gEfiImageSecurityDatabaseGuid,\r | |
1009 | Attr,\r | |
1010 | SigDBSize,\r | |
1011 | Data\r | |
1012 | );\r | |
1013 | if (EFI_ERROR (Status)) {\r | |
1014 | goto ON_EXIT;\r | |
1015 | }\r | |
1016 | \r | |
1017 | ON_EXIT:\r | |
1018 | \r | |
c411b485 | 1019 | CloseEnrolledFile (Private->FileContext);\r |
20333c6d QL |
1020 | \r |
1021 | if (Private->SignatureGUID != NULL) {\r | |
1022 | FreePool (Private->SignatureGUID);\r | |
1023 | Private->SignatureGUID = NULL;\r | |
1024 | }\r | |
1025 | \r | |
1026 | if (Data != NULL) {\r | |
1027 | FreePool (Data);\r | |
1028 | }\r | |
1029 | \r | |
1030 | if (X509Data != NULL) {\r | |
1031 | FreePool (X509Data);\r | |
1032 | }\r | |
1033 | \r | |
1034 | return Status;\r | |
1035 | }\r | |
1036 | \r | |
1037 | /**\r | |
1038 | Check whether signature is in specified database.\r | |
1039 | \r | |
1040 | @param[in] VariableName Name of database variable that is searched in.\r | |
1041 | @param[in] Signature Pointer to signature that is searched for.\r | |
1042 | @param[in] SignatureSize Size of Signature.\r | |
1043 | \r | |
1044 | @return TRUE Found the signature in the variable database.\r | |
1045 | @return FALSE Not found the signature in the variable database.\r | |
1046 | \r | |
1047 | **/\r | |
1048 | BOOLEAN\r | |
1049 | IsSignatureFoundInDatabase (\r | |
c411b485 MK |
1050 | IN CHAR16 *VariableName,\r |
1051 | IN UINT8 *Signature,\r | |
1052 | IN UINTN SignatureSize\r | |
20333c6d QL |
1053 | )\r |
1054 | {\r | |
1055 | EFI_STATUS Status;\r | |
1056 | EFI_SIGNATURE_LIST *CertList;\r | |
1057 | EFI_SIGNATURE_DATA *Cert;\r | |
1058 | UINTN DataSize;\r | |
1059 | UINT8 *Data;\r | |
1060 | UINTN Index;\r | |
1061 | UINTN CertCount;\r | |
1062 | BOOLEAN IsFound;\r | |
1063 | \r | |
1064 | //\r | |
1065 | // Read signature database variable.\r | |
1066 | //\r | |
c411b485 MK |
1067 | IsFound = FALSE;\r |
1068 | Data = NULL;\r | |
1069 | DataSize = 0;\r | |
1070 | Status = gRT->GetVariable (VariableName, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, NULL);\r | |
20333c6d QL |
1071 | if (Status != EFI_BUFFER_TOO_SMALL) {\r |
1072 | return FALSE;\r | |
1073 | }\r | |
1074 | \r | |
c411b485 | 1075 | Data = (UINT8 *)AllocateZeroPool (DataSize);\r |
20333c6d QL |
1076 | if (Data == NULL) {\r |
1077 | return FALSE;\r | |
1078 | }\r | |
1079 | \r | |
1080 | Status = gRT->GetVariable (VariableName, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, Data);\r | |
1081 | if (EFI_ERROR (Status)) {\r | |
1082 | goto Done;\r | |
1083 | }\r | |
1084 | \r | |
1085 | //\r | |
d6b926e7 | 1086 | // Enumerate all signature data in SigDB to check if signature exists for executable.\r |
20333c6d | 1087 | //\r |
c411b485 | 1088 | CertList = (EFI_SIGNATURE_LIST *)Data;\r |
20333c6d QL |
1089 | while ((DataSize > 0) && (DataSize >= CertList->SignatureListSize)) {\r |
1090 | CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r | |
c411b485 MK |
1091 | Cert = (EFI_SIGNATURE_DATA *)((UINT8 *)CertList + sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);\r |
1092 | if ((CertList->SignatureSize == sizeof (EFI_SIGNATURE_DATA) - 1 + SignatureSize) && (CompareGuid (&CertList->SignatureType, &gEfiCertX509Guid))) {\r | |
20333c6d QL |
1093 | for (Index = 0; Index < CertCount; Index++) {\r |
1094 | if (CompareMem (Cert->SignatureData, Signature, SignatureSize) == 0) {\r | |
1095 | //\r | |
1096 | // Find the signature in database.\r | |
1097 | //\r | |
1098 | IsFound = TRUE;\r | |
1099 | break;\r | |
1100 | }\r | |
c411b485 MK |
1101 | \r |
1102 | Cert = (EFI_SIGNATURE_DATA *)((UINT8 *)Cert + CertList->SignatureSize);\r | |
20333c6d QL |
1103 | }\r |
1104 | \r | |
1105 | if (IsFound) {\r | |
1106 | break;\r | |
1107 | }\r | |
1108 | }\r | |
1109 | \r | |
1110 | DataSize -= CertList->SignatureListSize;\r | |
c411b485 | 1111 | CertList = (EFI_SIGNATURE_LIST *)((UINT8 *)CertList + CertList->SignatureListSize);\r |
20333c6d QL |
1112 | }\r |
1113 | \r | |
1114 | Done:\r | |
1115 | if (Data != NULL) {\r | |
1116 | FreePool (Data);\r | |
1117 | }\r | |
1118 | \r | |
1119 | return IsFound;\r | |
1120 | }\r | |
1121 | \r | |
1122 | /**\r | |
1123 | Calculate the hash of a certificate data with the specified hash algorithm.\r | |
1124 | \r | |
1125 | @param[in] CertData The certificate data to be hashed.\r | |
1126 | @param[in] CertSize The certificate size in bytes.\r | |
1127 | @param[in] HashAlg The specified hash algorithm.\r | |
1128 | @param[out] CertHash The output digest of the certificate\r | |
1129 | \r | |
1130 | @retval TRUE Successfully got the hash of the CertData.\r | |
1131 | @retval FALSE Failed to get the hash of CertData.\r | |
1132 | \r | |
1133 | **/\r | |
1134 | BOOLEAN\r | |
1135 | CalculateCertHash (\r | |
c411b485 MK |
1136 | IN UINT8 *CertData,\r |
1137 | IN UINTN CertSize,\r | |
1138 | IN UINT32 HashAlg,\r | |
1139 | OUT UINT8 *CertHash\r | |
20333c6d QL |
1140 | )\r |
1141 | {\r | |
c411b485 MK |
1142 | BOOLEAN Status;\r |
1143 | VOID *HashCtx;\r | |
1144 | UINTN CtxSize;\r | |
1145 | UINT8 *TBSCert;\r | |
1146 | UINTN TBSCertSize;\r | |
20333c6d QL |
1147 | \r |
1148 | HashCtx = NULL;\r | |
1149 | Status = FALSE;\r | |
1150 | \r | |
1151 | if (HashAlg >= HASHALG_MAX) {\r | |
1152 | return FALSE;\r | |
1153 | }\r | |
1154 | \r | |
12d95665 LQ |
1155 | //\r |
1156 | // Retrieve the TBSCertificate for Hash Calculation.\r | |
1157 | //\r | |
1158 | if (!X509GetTBSCert (CertData, CertSize, &TBSCert, &TBSCertSize)) {\r | |
1159 | return FALSE;\r | |
1160 | }\r | |
1161 | \r | |
20333c6d QL |
1162 | //\r |
1163 | // 1. Initialize context of hash.\r | |
1164 | //\r | |
1165 | CtxSize = mHash[HashAlg].GetContextSize ();\r | |
1166 | HashCtx = AllocatePool (CtxSize);\r | |
1167 | ASSERT (HashCtx != NULL);\r | |
1168 | \r | |
1169 | //\r | |
1170 | // 2. Initialize a hash context.\r | |
1171 | //\r | |
1172 | Status = mHash[HashAlg].HashInit (HashCtx);\r | |
1173 | if (!Status) {\r | |
1174 | goto Done;\r | |
1175 | }\r | |
1176 | \r | |
1177 | //\r | |
1178 | // 3. Calculate the hash.\r | |
1179 | //\r | |
c411b485 | 1180 | Status = mHash[HashAlg].HashUpdate (HashCtx, TBSCert, TBSCertSize);\r |
20333c6d QL |
1181 | if (!Status) {\r |
1182 | goto Done;\r | |
1183 | }\r | |
1184 | \r | |
1185 | //\r | |
1186 | // 4. Get the hash result.\r | |
1187 | //\r | |
1188 | ZeroMem (CertHash, mHash[HashAlg].DigestLength);\r | |
c411b485 | 1189 | Status = mHash[HashAlg].HashFinal (HashCtx, CertHash);\r |
20333c6d QL |
1190 | \r |
1191 | Done:\r | |
1192 | if (HashCtx != NULL) {\r | |
1193 | FreePool (HashCtx);\r | |
1194 | }\r | |
1195 | \r | |
1196 | return Status;\r | |
1197 | }\r | |
1198 | \r | |
1199 | /**\r | |
1200 | Check whether the hash of an X.509 certificate is in forbidden database (DBX).\r | |
1201 | \r | |
1202 | @param[in] Certificate Pointer to X.509 Certificate that is searched for.\r | |
1203 | @param[in] CertSize Size of X.509 Certificate.\r | |
1204 | \r | |
1205 | @return TRUE Found the certificate hash in the forbidden database.\r | |
1206 | @return FALSE Certificate hash is Not found in the forbidden database.\r | |
1207 | \r | |
1208 | **/\r | |
1209 | BOOLEAN\r | |
1210 | IsCertHashFoundInDbx (\r | |
c411b485 MK |
1211 | IN UINT8 *Certificate,\r |
1212 | IN UINTN CertSize\r | |
20333c6d QL |
1213 | )\r |
1214 | {\r | |
c411b485 MK |
1215 | BOOLEAN IsFound;\r |
1216 | EFI_STATUS Status;\r | |
1217 | EFI_SIGNATURE_LIST *DbxList;\r | |
1218 | EFI_SIGNATURE_DATA *CertHash;\r | |
1219 | UINTN CertHashCount;\r | |
1220 | UINTN Index;\r | |
1221 | UINT32 HashAlg;\r | |
1222 | UINT8 CertDigest[MAX_DIGEST_SIZE];\r | |
1223 | UINT8 *DbxCertHash;\r | |
1224 | UINTN SiglistHeaderSize;\r | |
1225 | UINT8 *Data;\r | |
1226 | UINTN DataSize;\r | |
20333c6d | 1227 | \r |
c411b485 MK |
1228 | IsFound = FALSE;\r |
1229 | HashAlg = HASHALG_MAX;\r | |
1230 | Data = NULL;\r | |
20333c6d QL |
1231 | \r |
1232 | //\r | |
1233 | // Read signature database variable.\r | |
1234 | //\r | |
c411b485 MK |
1235 | DataSize = 0;\r |
1236 | Status = gRT->GetVariable (EFI_IMAGE_SECURITY_DATABASE1, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, NULL);\r | |
20333c6d QL |
1237 | if (Status != EFI_BUFFER_TOO_SMALL) {\r |
1238 | return FALSE;\r | |
1239 | }\r | |
1240 | \r | |
c411b485 | 1241 | Data = (UINT8 *)AllocateZeroPool (DataSize);\r |
20333c6d QL |
1242 | if (Data == NULL) {\r |
1243 | return FALSE;\r | |
1244 | }\r | |
1245 | \r | |
1246 | Status = gRT->GetVariable (EFI_IMAGE_SECURITY_DATABASE1, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, Data);\r | |
1247 | if (EFI_ERROR (Status)) {\r | |
1248 | goto Done;\r | |
1249 | }\r | |
1250 | \r | |
1251 | //\r | |
1252 | // Check whether the certificate hash exists in the forbidden database.\r | |
1253 | //\r | |
c411b485 | 1254 | DbxList = (EFI_SIGNATURE_LIST *)Data;\r |
20333c6d QL |
1255 | while ((DataSize > 0) && (DataSize >= DbxList->SignatureListSize)) {\r |
1256 | //\r | |
1257 | // Determine Hash Algorithm of Certificate in the forbidden database.\r | |
1258 | //\r | |
1259 | if (CompareGuid (&DbxList->SignatureType, &gEfiCertX509Sha256Guid)) {\r | |
1260 | HashAlg = HASHALG_SHA256;\r | |
1261 | } else if (CompareGuid (&DbxList->SignatureType, &gEfiCertX509Sha384Guid)) {\r | |
1262 | HashAlg = HASHALG_SHA384;\r | |
1263 | } else if (CompareGuid (&DbxList->SignatureType, &gEfiCertX509Sha512Guid)) {\r | |
1264 | HashAlg = HASHALG_SHA512;\r | |
1265 | } else {\r | |
1266 | DataSize -= DbxList->SignatureListSize;\r | |
c411b485 | 1267 | DbxList = (EFI_SIGNATURE_LIST *)((UINT8 *)DbxList + DbxList->SignatureListSize);\r |
20333c6d QL |
1268 | continue;\r |
1269 | }\r | |
1270 | \r | |
1271 | //\r | |
1272 | // Calculate the hash value of current db certificate for comparision.\r | |
1273 | //\r | |
1274 | if (!CalculateCertHash (Certificate, CertSize, HashAlg, CertDigest)) {\r | |
1275 | goto Done;\r | |
1276 | }\r | |
1277 | \r | |
1278 | SiglistHeaderSize = sizeof (EFI_SIGNATURE_LIST) + DbxList->SignatureHeaderSize;\r | |
c411b485 | 1279 | CertHash = (EFI_SIGNATURE_DATA *)((UINT8 *)DbxList + SiglistHeaderSize);\r |
20333c6d QL |
1280 | CertHashCount = (DbxList->SignatureListSize - SiglistHeaderSize) / DbxList->SignatureSize;\r |
1281 | for (Index = 0; Index < CertHashCount; Index++) {\r | |
1282 | //\r | |
1283 | // Iterate each Signature Data Node within this CertList for verify.\r | |
1284 | //\r | |
1285 | DbxCertHash = CertHash->SignatureData;\r | |
1286 | if (CompareMem (DbxCertHash, CertDigest, mHash[HashAlg].DigestLength) == 0) {\r | |
1287 | //\r | |
1288 | // Hash of Certificate is found in forbidden database.\r | |
1289 | //\r | |
1290 | IsFound = TRUE;\r | |
1291 | goto Done;\r | |
1292 | }\r | |
c411b485 MK |
1293 | \r |
1294 | CertHash = (EFI_SIGNATURE_DATA *)((UINT8 *)CertHash + DbxList->SignatureSize);\r | |
20333c6d QL |
1295 | }\r |
1296 | \r | |
1297 | DataSize -= DbxList->SignatureListSize;\r | |
c411b485 | 1298 | DbxList = (EFI_SIGNATURE_LIST *)((UINT8 *)DbxList + DbxList->SignatureListSize);\r |
20333c6d QL |
1299 | }\r |
1300 | \r | |
1301 | Done:\r | |
1302 | if (Data != NULL) {\r | |
1303 | FreePool (Data);\r | |
1304 | }\r | |
1305 | \r | |
1306 | return IsFound;\r | |
1307 | }\r | |
1308 | \r | |
1309 | /**\r | |
1310 | Check whether the signature list exists in given variable data.\r | |
1311 | \r | |
d6b926e7 | 1312 | It searches the signature list for the certificate hash by CertType.\r |
20333c6d QL |
1313 | If the signature list is found, get the offset of Database for the\r |
1314 | next hash of a certificate.\r | |
1315 | \r | |
1316 | @param[in] Database Variable data to save signature list.\r | |
1317 | @param[in] DatabaseSize Variable size.\r | |
1318 | @param[in] SignatureType The type of the signature.\r | |
1319 | @param[out] Offset The offset to save a new hash of certificate.\r | |
1320 | \r | |
1321 | @return TRUE The signature list is found in the forbidden database.\r | |
1322 | @return FALSE The signature list is not found in the forbidden database.\r | |
1323 | **/\r | |
1324 | BOOLEAN\r | |
1325 | GetSignaturelistOffset (\r | |
1326 | IN EFI_SIGNATURE_LIST *Database,\r | |
1327 | IN UINTN DatabaseSize,\r | |
1328 | IN EFI_GUID *SignatureType,\r | |
1329 | OUT UINTN *Offset\r | |
1330 | )\r | |
1331 | {\r | |
c411b485 MK |
1332 | EFI_SIGNATURE_LIST *SigList;\r |
1333 | UINTN SiglistSize;\r | |
20333c6d QL |
1334 | \r |
1335 | if ((Database == NULL) || (DatabaseSize == 0)) {\r | |
1336 | *Offset = 0;\r | |
1337 | return FALSE;\r | |
1338 | }\r | |
1339 | \r | |
1340 | SigList = Database;\r | |
1341 | SiglistSize = DatabaseSize;\r | |
1342 | while ((SiglistSize > 0) && (SiglistSize >= SigList->SignatureListSize)) {\r | |
1343 | if (CompareGuid (&SigList->SignatureType, SignatureType)) {\r | |
1344 | *Offset = DatabaseSize - SiglistSize;\r | |
1345 | return TRUE;\r | |
1346 | }\r | |
c411b485 | 1347 | \r |
20333c6d | 1348 | SiglistSize -= SigList->SignatureListSize;\r |
c411b485 | 1349 | SigList = (EFI_SIGNATURE_LIST *)((UINT8 *)SigList + SigList->SignatureListSize);\r |
20333c6d | 1350 | }\r |
c411b485 | 1351 | \r |
20333c6d QL |
1352 | *Offset = 0;\r |
1353 | return FALSE;\r | |
1354 | }\r | |
1355 | \r | |
1356 | /**\r | |
1357 | Enroll a new X509 certificate hash into Signature Database (dbx) without\r | |
1358 | KEK's authentication.\r | |
1359 | \r | |
1360 | @param[in] PrivateData The module's private data.\r | |
1361 | @param[in] HashAlg The hash algorithm to enroll the certificate.\r | |
1362 | @param[in] RevocationDate The revocation date of the certificate.\r | |
1363 | @param[in] RevocationTime The revocation time of the certificate.\r | |
1364 | @param[in] AlwaysRevocation Indicate whether the certificate is always revoked.\r | |
1365 | \r | |
1366 | @retval EFI_SUCCESS New X509 is enrolled successfully.\r | |
1367 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
1368 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
1369 | \r | |
1370 | **/\r | |
1371 | EFI_STATUS\r | |
1372 | EnrollX509HashtoSigDB (\r | |
c411b485 MK |
1373 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private,\r |
1374 | IN UINT32 HashAlg,\r | |
1375 | IN EFI_HII_DATE *RevocationDate,\r | |
1376 | IN EFI_HII_TIME *RevocationTime,\r | |
1377 | IN BOOLEAN AlwaysRevocation\r | |
20333c6d QL |
1378 | )\r |
1379 | {\r | |
1380 | EFI_STATUS Status;\r | |
1381 | UINTN X509DataSize;\r | |
1382 | VOID *X509Data;\r | |
1383 | EFI_SIGNATURE_LIST *SignatureList;\r | |
1384 | UINTN SignatureListSize;\r | |
1385 | UINT8 *Data;\r | |
1386 | UINT8 *NewData;\r | |
1387 | UINTN DataSize;\r | |
1388 | UINTN DbSize;\r | |
1389 | UINT32 Attr;\r | |
1390 | EFI_SIGNATURE_DATA *SignatureData;\r | |
1391 | UINTN SignatureSize;\r | |
1392 | EFI_GUID SignatureType;\r | |
1393 | UINTN Offset;\r | |
1394 | UINT8 CertHash[MAX_DIGEST_SIZE];\r | |
c411b485 | 1395 | UINT16 *FilePostFix;\r |
20333c6d QL |
1396 | UINTN NameLength;\r |
1397 | EFI_TIME *Time;\r | |
5678ebb4 | 1398 | EFI_TIME NewTime;\r |
20333c6d QL |
1399 | \r |
1400 | X509DataSize = 0;\r | |
1401 | DbSize = 0;\r | |
1402 | X509Data = NULL;\r | |
1403 | SignatureData = NULL;\r | |
1404 | SignatureList = NULL;\r | |
1405 | Data = NULL;\r | |
1406 | NewData = NULL;\r | |
1407 | \r | |
1408 | if ((Private->FileContext->FileName == NULL) || (Private->FileContext->FHandle == NULL) || (Private->SignatureGUID == NULL)) {\r | |
1409 | return EFI_INVALID_PARAMETER;\r | |
1410 | }\r | |
1411 | \r | |
1412 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r | |
1413 | if (EFI_ERROR (Status)) {\r | |
1414 | return Status;\r | |
1415 | }\r | |
1416 | \r | |
1417 | //\r | |
1418 | // Parse the file's postfix.\r | |
1419 | //\r | |
1420 | NameLength = StrLen (Private->FileContext->FileName);\r | |
1421 | if (NameLength <= 4) {\r | |
1422 | return EFI_INVALID_PARAMETER;\r | |
1423 | }\r | |
c411b485 | 1424 | \r |
20333c6d | 1425 | FilePostFix = Private->FileContext->FileName + NameLength - 4;\r |
c411b485 | 1426 | if (!IsDerEncodeCertificate (FilePostFix)) {\r |
20333c6d QL |
1427 | //\r |
1428 | // Only supports DER-encoded X509 certificate.\r | |
1429 | //\r | |
1430 | return EFI_INVALID_PARAMETER;\r | |
1431 | }\r | |
1432 | \r | |
1433 | //\r | |
1434 | // Get the certificate from file and calculate its hash.\r | |
1435 | //\r | |
1436 | Status = ReadFileContent (\r | |
1437 | Private->FileContext->FHandle,\r | |
1438 | &X509Data,\r | |
1439 | &X509DataSize,\r | |
1440 | 0\r | |
1441 | );\r | |
1442 | if (EFI_ERROR (Status)) {\r | |
1443 | goto ON_EXIT;\r | |
1444 | }\r | |
c411b485 | 1445 | \r |
20333c6d QL |
1446 | ASSERT (X509Data != NULL);\r |
1447 | \r | |
1448 | if (!CalculateCertHash (X509Data, X509DataSize, HashAlg, CertHash)) {\r | |
1449 | goto ON_EXIT;\r | |
1450 | }\r | |
1451 | \r | |
1452 | //\r | |
1453 | // Get the variable for enrollment.\r | |
1454 | //\r | |
1455 | DataSize = 0;\r | |
1456 | Status = gRT->GetVariable (EFI_IMAGE_SECURITY_DATABASE1, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, NULL);\r | |
1457 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
c411b485 | 1458 | Data = (UINT8 *)AllocateZeroPool (DataSize);\r |
20333c6d QL |
1459 | if (Data == NULL) {\r |
1460 | return EFI_OUT_OF_RESOURCES;\r | |
1461 | }\r | |
1462 | \r | |
1463 | Status = gRT->GetVariable (EFI_IMAGE_SECURITY_DATABASE1, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, Data);\r | |
1464 | if (EFI_ERROR (Status)) {\r | |
1465 | goto ON_EXIT;\r | |
1466 | }\r | |
1467 | }\r | |
1468 | \r | |
1469 | //\r | |
1470 | // Allocate memory for Signature and fill the Signature\r | |
1471 | //\r | |
c411b485 MK |
1472 | SignatureSize = sizeof (EFI_SIGNATURE_DATA) - 1 + sizeof (EFI_TIME) + mHash[HashAlg].DigestLength;\r |
1473 | SignatureData = (EFI_SIGNATURE_DATA *)AllocateZeroPool (SignatureSize);\r | |
20333c6d QL |
1474 | if (SignatureData == NULL) {\r |
1475 | return EFI_OUT_OF_RESOURCES;\r | |
1476 | }\r | |
c411b485 | 1477 | \r |
20333c6d QL |
1478 | CopyGuid (&SignatureData->SignatureOwner, Private->SignatureGUID);\r |
1479 | CopyMem (SignatureData->SignatureData, CertHash, mHash[HashAlg].DigestLength);\r | |
1480 | \r | |
1481 | //\r | |
1482 | // Fill the time.\r | |
1483 | //\r | |
1484 | if (!AlwaysRevocation) {\r | |
c411b485 | 1485 | Time = (EFI_TIME *)(&SignatureData->SignatureData + mHash[HashAlg].DigestLength);\r |
20333c6d QL |
1486 | Time->Year = RevocationDate->Year;\r |
1487 | Time->Month = RevocationDate->Month;\r | |
1488 | Time->Day = RevocationDate->Day;\r | |
1489 | Time->Hour = RevocationTime->Hour;\r | |
1490 | Time->Minute = RevocationTime->Minute;\r | |
1491 | Time->Second = RevocationTime->Second;\r | |
1492 | }\r | |
1493 | \r | |
1494 | //\r | |
1495 | // Determine the GUID for certificate hash.\r | |
1496 | //\r | |
1497 | switch (HashAlg) {\r | |
c411b485 MK |
1498 | case HASHALG_SHA256:\r |
1499 | SignatureType = gEfiCertX509Sha256Guid;\r | |
1500 | break;\r | |
1501 | case HASHALG_SHA384:\r | |
1502 | SignatureType = gEfiCertX509Sha384Guid;\r | |
1503 | break;\r | |
1504 | case HASHALG_SHA512:\r | |
1505 | SignatureType = gEfiCertX509Sha512Guid;\r | |
1506 | break;\r | |
1507 | default:\r | |
1508 | return FALSE;\r | |
20333c6d QL |
1509 | }\r |
1510 | \r | |
1511 | //\r | |
1512 | // Add signature into the new variable data buffer\r | |
1513 | //\r | |
c411b485 | 1514 | if (GetSignaturelistOffset ((EFI_SIGNATURE_LIST *)Data, DataSize, &SignatureType, &Offset)) {\r |
20333c6d QL |
1515 | //\r |
1516 | // Add the signature to the found signaturelist.\r | |
1517 | //\r | |
1518 | DbSize = DataSize + SignatureSize;\r | |
1519 | NewData = AllocateZeroPool (DbSize);\r | |
1520 | if (NewData == NULL) {\r | |
1521 | Status = EFI_OUT_OF_RESOURCES;\r | |
1522 | goto ON_EXIT;\r | |
1523 | }\r | |
1524 | \r | |
1525 | SignatureList = (EFI_SIGNATURE_LIST *)(Data + Offset);\r | |
c411b485 | 1526 | SignatureListSize = (UINTN)ReadUnaligned32 ((UINT32 *)&SignatureList->SignatureListSize);\r |
20333c6d QL |
1527 | CopyMem (NewData, Data, Offset + SignatureListSize);\r |
1528 | \r | |
1529 | SignatureList = (EFI_SIGNATURE_LIST *)(NewData + Offset);\r | |
c411b485 | 1530 | WriteUnaligned32 ((UINT32 *)&SignatureList->SignatureListSize, (UINT32)(SignatureListSize + SignatureSize));\r |
20333c6d QL |
1531 | \r |
1532 | Offset += SignatureListSize;\r | |
1533 | CopyMem (NewData + Offset, SignatureData, SignatureSize);\r | |
1534 | CopyMem (NewData + Offset + SignatureSize, Data + Offset, DataSize - Offset);\r | |
1535 | \r | |
1536 | FreePool (Data);\r | |
1537 | Data = NewData;\r | |
1538 | DataSize = DbSize;\r | |
1539 | } else {\r | |
1540 | //\r | |
1541 | // Create a new signaturelist, and add the signature into the signaturelist.\r | |
1542 | //\r | |
c411b485 | 1543 | DbSize = DataSize + sizeof (EFI_SIGNATURE_LIST) + SignatureSize;\r |
20333c6d QL |
1544 | NewData = AllocateZeroPool (DbSize);\r |
1545 | if (NewData == NULL) {\r | |
1546 | Status = EFI_OUT_OF_RESOURCES;\r | |
1547 | goto ON_EXIT;\r | |
1548 | }\r | |
c411b485 | 1549 | \r |
20333c6d QL |
1550 | //\r |
1551 | // Fill Certificate Database parameters.\r | |
1552 | //\r | |
c411b485 MK |
1553 | SignatureList = (EFI_SIGNATURE_LIST *)(NewData + DataSize);\r |
1554 | SignatureListSize = sizeof (EFI_SIGNATURE_LIST) + SignatureSize;\r | |
1555 | WriteUnaligned32 ((UINT32 *)&SignatureList->SignatureListSize, (UINT32)SignatureListSize);\r | |
1556 | WriteUnaligned32 ((UINT32 *)&SignatureList->SignatureSize, (UINT32)SignatureSize);\r | |
20333c6d | 1557 | CopyGuid (&SignatureList->SignatureType, &SignatureType);\r |
c411b485 | 1558 | CopyMem ((UINT8 *)SignatureList + sizeof (EFI_SIGNATURE_LIST), SignatureData, SignatureSize);\r |
20333c6d QL |
1559 | if ((DataSize != 0) && (Data != NULL)) {\r |
1560 | CopyMem (NewData, Data, DataSize);\r | |
1561 | FreePool (Data);\r | |
1562 | }\r | |
c411b485 | 1563 | \r |
20333c6d QL |
1564 | Data = NewData;\r |
1565 | DataSize = DbSize;\r | |
1566 | }\r | |
1567 | \r | |
5678ebb4 KQ |
1568 | Status = GetCurrentTime (&NewTime);\r |
1569 | if (EFI_ERROR (Status)) {\r | |
1570 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
1571 | goto ON_EXIT;\r | |
1572 | }\r | |
1573 | \r | |
1574 | Status = CreateTimeBasedPayload (&DataSize, (UINT8 **)&Data, &NewTime);\r | |
20333c6d QL |
1575 | if (EFI_ERROR (Status)) {\r |
1576 | goto ON_EXIT;\r | |
1577 | }\r | |
1578 | \r | |
1579 | Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS\r | |
c411b485 MK |
1580 | | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;\r |
1581 | Status = gRT->SetVariable (\r | |
20333c6d QL |
1582 | EFI_IMAGE_SECURITY_DATABASE1,\r |
1583 | &gEfiImageSecurityDatabaseGuid,\r | |
1584 | Attr,\r | |
1585 | DataSize,\r | |
1586 | Data\r | |
1587 | );\r | |
1588 | if (EFI_ERROR (Status)) {\r | |
1589 | goto ON_EXIT;\r | |
1590 | }\r | |
1591 | \r | |
1592 | ON_EXIT:\r | |
762d8ddb | 1593 | \r |
c411b485 | 1594 | CloseEnrolledFile (Private->FileContext);\r |
ecc722ad | 1595 | \r |
1596 | if (Private->SignatureGUID != NULL) {\r | |
1597 | FreePool (Private->SignatureGUID);\r | |
1598 | Private->SignatureGUID = NULL;\r | |
1599 | }\r | |
1600 | \r | |
20333c6d QL |
1601 | if (Data != NULL) {\r |
1602 | FreePool (Data);\r | |
ecc722ad | 1603 | }\r |
1604 | \r | |
20333c6d QL |
1605 | if (SignatureData != NULL) {\r |
1606 | FreePool (SignatureData);\r | |
ecc722ad | 1607 | }\r |
1608 | \r | |
20333c6d QL |
1609 | if (X509Data != NULL) {\r |
1610 | FreePool (X509Data);\r | |
f71ed839 | 1611 | }\r |
1612 | \r | |
20333c6d | 1613 | return Status;\r |
ecc722ad | 1614 | }\r |
1615 | \r | |
1616 | /**\r | |
20333c6d | 1617 | Check whether a certificate from a file exists in dbx.\r |
ecc722ad | 1618 | \r |
1619 | @param[in] PrivateData The module's private data.\r | |
20333c6d QL |
1620 | @param[in] VariableName Variable name of signature database, must be\r |
1621 | EFI_IMAGE_SECURITY_DATABASE1.\r | |
ecc722ad | 1622 | \r |
20333c6d QL |
1623 | @retval TRUE The X509 certificate is found in dbx successfully.\r |
1624 | @retval FALSE The X509 certificate is not found in dbx.\r | |
ecc722ad | 1625 | **/\r |
20333c6d QL |
1626 | BOOLEAN\r |
1627 | IsX509CertInDbx (\r | |
c411b485 MK |
1628 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private,\r |
1629 | IN CHAR16 *VariableName\r | |
20333c6d | 1630 | )\r |
ecc722ad | 1631 | {\r |
c411b485 MK |
1632 | EFI_STATUS Status;\r |
1633 | UINTN X509DataSize;\r | |
1634 | VOID *X509Data;\r | |
1635 | BOOLEAN IsFound;\r | |
ecc722ad | 1636 | \r |
20333c6d QL |
1637 | //\r |
1638 | // Read the certificate from file\r | |
1639 | //\r | |
c411b485 MK |
1640 | X509DataSize = 0;\r |
1641 | X509Data = NULL;\r | |
1642 | Status = ReadFileContent (\r | |
1643 | Private->FileContext->FHandle,\r | |
1644 | &X509Data,\r | |
1645 | &X509DataSize,\r | |
1646 | 0\r | |
1647 | );\r | |
ecc722ad | 1648 | if (EFI_ERROR (Status)) {\r |
20333c6d | 1649 | return FALSE;\r |
ecc722ad | 1650 | }\r |
1651 | \r | |
1652 | //\r | |
20333c6d | 1653 | // Check the raw certificate.\r |
ecc722ad | 1654 | //\r |
20333c6d QL |
1655 | IsFound = FALSE;\r |
1656 | if (IsSignatureFoundInDatabase (EFI_IMAGE_SECURITY_DATABASE1, X509Data, X509DataSize)) {\r | |
1657 | IsFound = TRUE;\r | |
8c1babfd | 1658 | goto ON_EXIT;\r |
1659 | }\r | |
ecc722ad | 1660 | \r |
20333c6d QL |
1661 | //\r |
1662 | // Check the hash of certificate.\r | |
1663 | //\r | |
1664 | if (IsCertHashFoundInDbx (X509Data, X509DataSize)) {\r | |
1665 | IsFound = TRUE;\r | |
ecc722ad | 1666 | goto ON_EXIT;\r |
1667 | }\r | |
1668 | \r | |
1669 | ON_EXIT:\r | |
ecc722ad | 1670 | if (X509Data != NULL) {\r |
1671 | FreePool (X509Data);\r | |
1672 | }\r | |
1673 | \r | |
20333c6d | 1674 | return IsFound;\r |
ecc722ad | 1675 | }\r |
1676 | \r | |
5e9dfc67 LG |
1677 | /**\r |
1678 | Reads contents of a PE/COFF image in memory buffer.\r | |
1679 | \r | |
1680 | Caution: This function may receive untrusted input.\r | |
1681 | PE/COFF image is external input, so this function will make sure the PE/COFF image content\r | |
1682 | read is within the image buffer.\r | |
1683 | \r | |
1684 | @param FileHandle Pointer to the file handle to read the PE/COFF image.\r | |
1685 | @param FileOffset Offset into the PE/COFF image to begin the read operation.\r | |
1686 | @param ReadSize On input, the size in bytes of the requested read operation.\r | |
1687 | On output, the number of bytes actually read.\r | |
1688 | @param Buffer Output buffer that contains the data read from the PE/COFF image.\r | |
1689 | \r | |
1690 | @retval EFI_SUCCESS The specified portion of the PE/COFF image was read and the size\r | |
1691 | **/\r | |
1692 | EFI_STATUS\r | |
1693 | EFIAPI\r | |
1694 | SecureBootConfigImageRead (\r | |
c411b485 MK |
1695 | IN VOID *FileHandle,\r |
1696 | IN UINTN FileOffset,\r | |
1697 | IN OUT UINTN *ReadSize,\r | |
1698 | OUT VOID *Buffer\r | |
5e9dfc67 LG |
1699 | )\r |
1700 | {\r | |
c411b485 | 1701 | UINTN EndPosition;\r |
5e9dfc67 | 1702 | \r |
c411b485 | 1703 | if ((FileHandle == NULL) || (ReadSize == NULL) || (Buffer == NULL)) {\r |
5e9dfc67 LG |
1704 | return EFI_INVALID_PARAMETER;\r |
1705 | }\r | |
1706 | \r | |
1707 | if (MAX_ADDRESS - FileOffset < *ReadSize) {\r | |
1708 | return EFI_INVALID_PARAMETER;\r | |
1709 | }\r | |
1710 | \r | |
1711 | EndPosition = FileOffset + *ReadSize;\r | |
1712 | if (EndPosition > mImageSize) {\r | |
1713 | *ReadSize = (UINT32)(mImageSize - FileOffset);\r | |
1714 | }\r | |
1715 | \r | |
1716 | if (FileOffset >= mImageSize) {\r | |
1717 | *ReadSize = 0;\r | |
1718 | }\r | |
1719 | \r | |
c411b485 | 1720 | CopyMem (Buffer, (UINT8 *)((UINTN)FileHandle + FileOffset), *ReadSize);\r |
5e9dfc67 LG |
1721 | \r |
1722 | return EFI_SUCCESS;\r | |
1723 | }\r | |
1724 | \r | |
ecc722ad | 1725 | /**\r |
1726 | Load PE/COFF image information into internal buffer and check its validity.\r | |
1727 | \r | |
1728 | @retval EFI_SUCCESS Successful\r | |
1729 | @retval EFI_UNSUPPORTED Invalid PE/COFF file\r | |
1730 | @retval EFI_ABORTED Serious error occurs, like file I/O error etc.\r | |
1731 | \r | |
1732 | **/\r | |
1733 | EFI_STATUS\r | |
1734 | LoadPeImage (\r | |
20333c6d QL |
1735 | VOID\r |
1736 | )\r | |
ecc722ad | 1737 | {\r |
c411b485 MK |
1738 | EFI_IMAGE_DOS_HEADER *DosHdr;\r |
1739 | EFI_IMAGE_NT_HEADERS32 *NtHeader32;\r | |
1740 | EFI_IMAGE_NT_HEADERS64 *NtHeader64;\r | |
1741 | PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;\r | |
1742 | EFI_STATUS Status;\r | |
ecc722ad | 1743 | \r |
1744 | NtHeader32 = NULL;\r | |
1745 | NtHeader64 = NULL;\r | |
5e9dfc67 LG |
1746 | \r |
1747 | ZeroMem (&ImageContext, sizeof (ImageContext));\r | |
c411b485 MK |
1748 | ImageContext.Handle = (VOID *)mImageBase;\r |
1749 | ImageContext.ImageRead = (PE_COFF_LOADER_READ_FILE)SecureBootConfigImageRead;\r | |
5e9dfc67 LG |
1750 | \r |
1751 | //\r | |
1752 | // Get information about the image being loaded\r | |
1753 | //\r | |
1754 | Status = PeCoffLoaderGetImageInfo (&ImageContext);\r | |
1755 | if (EFI_ERROR (Status)) {\r | |
1756 | //\r | |
1757 | // The information can't be got from the invalid PeImage\r | |
1758 | //\r | |
1759 | DEBUG ((DEBUG_INFO, "SecureBootConfigDxe: PeImage invalid. \n"));\r | |
1760 | return Status;\r | |
1761 | }\r | |
1762 | \r | |
ecc722ad | 1763 | //\r |
1764 | // Read the Dos header\r | |
1765 | //\r | |
c411b485 MK |
1766 | DosHdr = (EFI_IMAGE_DOS_HEADER *)(mImageBase);\r |
1767 | if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {\r | |
ecc722ad | 1768 | //\r |
20333c6d | 1769 | // DOS image header is present,\r |
ecc722ad | 1770 | // So read the PE header after the DOS image header\r |
1771 | //\r | |
1772 | mPeCoffHeaderOffset = DosHdr->e_lfanew;\r | |
c411b485 | 1773 | } else {\r |
ecc722ad | 1774 | mPeCoffHeaderOffset = 0;\r |
1775 | }\r | |
1776 | \r | |
1777 | //\r | |
1778 | // Read PE header and check the signature validity and machine compatibility\r | |
1779 | //\r | |
c411b485 MK |
1780 | NtHeader32 = (EFI_IMAGE_NT_HEADERS32 *)(mImageBase + mPeCoffHeaderOffset);\r |
1781 | if (NtHeader32->Signature != EFI_IMAGE_NT_SIGNATURE) {\r | |
ecc722ad | 1782 | return EFI_UNSUPPORTED;\r |
1783 | }\r | |
1784 | \r | |
1785 | mNtHeader.Pe32 = NtHeader32;\r | |
1786 | \r | |
1787 | //\r | |
1788 | // Check the architecture field of PE header and get the Certificate Data Directory data\r | |
1789 | // Note the size of FileHeader field is constant for both IA32 and X64 arch\r | |
1790 | //\r | |
c411b485 MK |
1791 | if ( (NtHeader32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA32)\r |
1792 | || (NtHeader32->FileHeader.Machine == EFI_IMAGE_MACHINE_EBC)\r | |
1793 | || (NtHeader32->FileHeader.Machine == EFI_IMAGE_MACHINE_ARMTHUMB_MIXED))\r | |
1794 | {\r | |
ecc722ad | 1795 | //\r |
a16170a1 | 1796 | // 32-bits Architecture\r |
ecc722ad | 1797 | //\r |
c411b485 MK |
1798 | mImageType = ImageType_IA32;\r |
1799 | mSecDataDir = (EFI_IMAGE_SECURITY_DATA_DIRECTORY *)&(NtHeader32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY]);\r | |
1800 | } else if ( (NtHeader32->FileHeader.Machine == EFI_IMAGE_MACHINE_IA64)\r | |
1801 | || (NtHeader32->FileHeader.Machine == EFI_IMAGE_MACHINE_X64)\r | |
1802 | || (NtHeader32->FileHeader.Machine == EFI_IMAGE_MACHINE_AARCH64))\r | |
1803 | {\r | |
ecc722ad | 1804 | //\r |
1805 | // 64-bits Architecture\r | |
1806 | //\r | |
c411b485 MK |
1807 | mImageType = ImageType_X64;\r |
1808 | NtHeader64 = (EFI_IMAGE_NT_HEADERS64 *)(mImageBase + mPeCoffHeaderOffset);\r | |
1809 | mSecDataDir = (EFI_IMAGE_SECURITY_DATA_DIRECTORY *)&(NtHeader64->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY]);\r | |
ecc722ad | 1810 | } else {\r |
1811 | return EFI_UNSUPPORTED;\r | |
1812 | }\r | |
1813 | \r | |
1814 | return EFI_SUCCESS;\r | |
1815 | }\r | |
1816 | \r | |
1817 | /**\r | |
1818 | Calculate hash of Pe/Coff image based on the authenticode image hashing in\r | |
1819 | PE/COFF Specification 8.0 Appendix A\r | |
1820 | \r | |
b3548d32 | 1821 | Notes: PE/COFF image has been checked by BasePeCoffLib PeCoffLoaderGetImageInfo() in\r |
5e9dfc67 LG |
1822 | the function LoadPeImage ().\r |
1823 | \r | |
ecc722ad | 1824 | @param[in] HashAlg Hash algorithm type.\r |
20333c6d | 1825 | \r |
ecc722ad | 1826 | @retval TRUE Successfully hash image.\r |
1827 | @retval FALSE Fail in hash image.\r | |
1828 | \r | |
1829 | **/\r | |
20333c6d | 1830 | BOOLEAN\r |
ecc722ad | 1831 | HashPeImage (\r |
c411b485 | 1832 | IN UINT32 HashAlg\r |
ecc722ad | 1833 | )\r |
1834 | {\r | |
1835 | BOOLEAN Status;\r | |
ecc722ad | 1836 | EFI_IMAGE_SECTION_HEADER *Section;\r |
1837 | VOID *HashCtx;\r | |
1838 | UINTN CtxSize;\r | |
1839 | UINT8 *HashBase;\r | |
1840 | UINTN HashSize;\r | |
1841 | UINTN SumOfBytesHashed;\r | |
1842 | EFI_IMAGE_SECTION_HEADER *SectionHeader;\r | |
1843 | UINTN Index;\r | |
1844 | UINTN Pos;\r | |
1845 | \r | |
1846 | HashCtx = NULL;\r | |
1847 | SectionHeader = NULL;\r | |
1848 | Status = FALSE;\r | |
1849 | \r | |
c035e373 | 1850 | if (HashAlg != HASHALG_SHA256) {\r |
ecc722ad | 1851 | return FALSE;\r |
1852 | }\r | |
20333c6d | 1853 | \r |
ecc722ad | 1854 | //\r |
1855 | // Initialize context of hash.\r | |
1856 | //\r | |
1857 | ZeroMem (mImageDigest, MAX_DIGEST_SIZE);\r | |
1858 | \r | |
c411b485 MK |
1859 | mImageDigestSize = SHA256_DIGEST_SIZE;\r |
1860 | mCertType = gEfiCertSha256Guid;\r | |
ecc722ad | 1861 | \r |
c411b485 | 1862 | CtxSize = mHash[HashAlg].GetContextSize ();\r |
20333c6d | 1863 | \r |
ecc722ad | 1864 | HashCtx = AllocatePool (CtxSize);\r |
1865 | ASSERT (HashCtx != NULL);\r | |
1866 | \r | |
1867 | // 1. Load the image header into memory.\r | |
1868 | \r | |
1869 | // 2. Initialize a SHA hash context.\r | |
c411b485 | 1870 | Status = mHash[HashAlg].HashInit (HashCtx);\r |
ecc722ad | 1871 | if (!Status) {\r |
1872 | goto Done;\r | |
1873 | }\r | |
c411b485 | 1874 | \r |
ecc722ad | 1875 | //\r |
1876 | // Measuring PE/COFF Image Header;\r | |
1877 | // But CheckSum field and SECURITY data directory (certificate) are excluded\r | |
1878 | //\r | |
20333c6d | 1879 | \r |
ecc722ad | 1880 | //\r |
1881 | // 3. Calculate the distance from the base of the image header to the image checksum address.\r | |
1882 | // 4. Hash the image header from its base to beginning of the image checksum.\r | |
1883 | //\r | |
1884 | HashBase = mImageBase;\r | |
f199664c | 1885 | if (mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r |
ecc722ad | 1886 | //\r |
1887 | // Use PE32 offset.\r | |
1888 | //\r | |
c411b485 | 1889 | HashSize = (UINTN)(&mNtHeader.Pe32->OptionalHeader.CheckSum) - (UINTN)HashBase;\r |
ecc722ad | 1890 | } else {\r |
1891 | //\r | |
1892 | // Use PE32+ offset.\r | |
1893 | //\r | |
c411b485 | 1894 | HashSize = (UINTN)(&mNtHeader.Pe32Plus->OptionalHeader.CheckSum) - (UINTN)HashBase;\r |
ecc722ad | 1895 | }\r |
1896 | \r | |
c411b485 | 1897 | Status = mHash[HashAlg].HashUpdate (HashCtx, HashBase, HashSize);\r |
ecc722ad | 1898 | if (!Status) {\r |
1899 | goto Done;\r | |
1900 | }\r | |
c411b485 | 1901 | \r |
ecc722ad | 1902 | //\r |
1903 | // 5. Skip over the image checksum (it occupies a single ULONG).\r | |
1904 | // 6. Get the address of the beginning of the Cert Directory.\r | |
1905 | // 7. Hash everything from the end of the checksum to the start of the Cert Directory.\r | |
1906 | //\r | |
f199664c | 1907 | if (mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r |
ecc722ad | 1908 | //\r |
1909 | // Use PE32 offset.\r | |
1910 | //\r | |
c411b485 MK |
1911 | HashBase = (UINT8 *)&mNtHeader.Pe32->OptionalHeader.CheckSum + sizeof (UINT32);\r |
1912 | HashSize = (UINTN)(&mNtHeader.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY]) - (UINTN)HashBase;\r | |
ecc722ad | 1913 | } else {\r |
1914 | //\r | |
1915 | // Use PE32+ offset.\r | |
20333c6d | 1916 | //\r |
c411b485 MK |
1917 | HashBase = (UINT8 *)&mNtHeader.Pe32Plus->OptionalHeader.CheckSum + sizeof (UINT32);\r |
1918 | HashSize = (UINTN)(&mNtHeader.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY]) - (UINTN)HashBase;\r | |
ecc722ad | 1919 | }\r |
1920 | \r | |
c411b485 | 1921 | Status = mHash[HashAlg].HashUpdate (HashCtx, HashBase, HashSize);\r |
ecc722ad | 1922 | if (!Status) {\r |
1923 | goto Done;\r | |
1924 | }\r | |
c411b485 | 1925 | \r |
ecc722ad | 1926 | //\r |
1927 | // 8. Skip over the Cert Directory. (It is sizeof(IMAGE_DATA_DIRECTORY) bytes.)\r | |
1928 | // 9. Hash everything from the end of the Cert Directory to the end of image header.\r | |
1929 | //\r | |
f199664c | 1930 | if (mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r |
ecc722ad | 1931 | //\r |
1932 | // Use PE32 offset\r | |
1933 | //\r | |
c411b485 MK |
1934 | HashBase = (UINT8 *)&mNtHeader.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY + 1];\r |
1935 | HashSize = mNtHeader.Pe32->OptionalHeader.SizeOfHeaders - ((UINTN)(&mNtHeader.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY + 1]) - (UINTN)mImageBase);\r | |
ecc722ad | 1936 | } else {\r |
1937 | //\r | |
1938 | // Use PE32+ offset.\r | |
1939 | //\r | |
c411b485 MK |
1940 | HashBase = (UINT8 *)&mNtHeader.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY + 1];\r |
1941 | HashSize = mNtHeader.Pe32Plus->OptionalHeader.SizeOfHeaders - ((UINTN)(&mNtHeader.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY + 1]) - (UINTN)mImageBase);\r | |
ecc722ad | 1942 | }\r |
1943 | \r | |
c411b485 | 1944 | Status = mHash[HashAlg].HashUpdate (HashCtx, HashBase, HashSize);\r |
ecc722ad | 1945 | if (!Status) {\r |
1946 | goto Done;\r | |
1947 | }\r | |
c411b485 | 1948 | \r |
ecc722ad | 1949 | //\r |
1950 | // 10. Set the SUM_OF_BYTES_HASHED to the size of the header.\r | |
1951 | //\r | |
f199664c | 1952 | if (mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r |
ecc722ad | 1953 | //\r |
1954 | // Use PE32 offset.\r | |
1955 | //\r | |
1956 | SumOfBytesHashed = mNtHeader.Pe32->OptionalHeader.SizeOfHeaders;\r | |
1957 | } else {\r | |
1958 | //\r | |
1959 | // Use PE32+ offset\r | |
1960 | //\r | |
1961 | SumOfBytesHashed = mNtHeader.Pe32Plus->OptionalHeader.SizeOfHeaders;\r | |
1962 | }\r | |
1963 | \r | |
1964 | //\r | |
1965 | // 11. Build a temporary table of pointers to all the IMAGE_SECTION_HEADER\r | |
1966 | // structures in the image. The 'NumberOfSections' field of the image\r | |
1967 | // header indicates how big the table should be. Do not include any\r | |
1968 | // IMAGE_SECTION_HEADERs in the table whose 'SizeOfRawData' field is zero.\r | |
1969 | //\r | |
c411b485 | 1970 | SectionHeader = (EFI_IMAGE_SECTION_HEADER *)AllocateZeroPool (sizeof (EFI_IMAGE_SECTION_HEADER) * mNtHeader.Pe32->FileHeader.NumberOfSections);\r |
ecc722ad | 1971 | ASSERT (SectionHeader != NULL);\r |
1972 | //\r | |
1973 | // 12. Using the 'PointerToRawData' in the referenced section headers as\r | |
1974 | // a key, arrange the elements in the table in ascending order. In other\r | |
1975 | // words, sort the section headers according to the disk-file offset of\r | |
1976 | // the section.\r | |
1977 | //\r | |
c411b485 MK |
1978 | Section = (EFI_IMAGE_SECTION_HEADER *)(\r |
1979 | mImageBase +\r | |
1980 | mPeCoffHeaderOffset +\r | |
1981 | sizeof (UINT32) +\r | |
1982 | sizeof (EFI_IMAGE_FILE_HEADER) +\r | |
1983 | mNtHeader.Pe32->FileHeader.SizeOfOptionalHeader\r | |
1984 | );\r | |
ecc722ad | 1985 | for (Index = 0; Index < mNtHeader.Pe32->FileHeader.NumberOfSections; Index++) {\r |
1986 | Pos = Index;\r | |
1987 | while ((Pos > 0) && (Section->PointerToRawData < SectionHeader[Pos - 1].PointerToRawData)) {\r | |
1988 | CopyMem (&SectionHeader[Pos], &SectionHeader[Pos - 1], sizeof (EFI_IMAGE_SECTION_HEADER));\r | |
1989 | Pos--;\r | |
1990 | }\r | |
c411b485 | 1991 | \r |
ecc722ad | 1992 | CopyMem (&SectionHeader[Pos], Section, sizeof (EFI_IMAGE_SECTION_HEADER));\r |
1993 | Section += 1;\r | |
1994 | }\r | |
1995 | \r | |
1996 | //\r | |
1997 | // 13. Walk through the sorted table, bring the corresponding section\r | |
1998 | // into memory, and hash the entire section (using the 'SizeOfRawData'\r | |
1999 | // field in the section header to determine the amount of data to hash).\r | |
2000 | // 14. Add the section's 'SizeOfRawData' to SUM_OF_BYTES_HASHED .\r | |
2001 | // 15. Repeat steps 13 and 14 for all the sections in the sorted table.\r | |
2002 | //\r | |
2003 | for (Index = 0; Index < mNtHeader.Pe32->FileHeader.NumberOfSections; Index++) {\r | |
2004 | Section = &SectionHeader[Index];\r | |
2005 | if (Section->SizeOfRawData == 0) {\r | |
2006 | continue;\r | |
2007 | }\r | |
ecc722ad | 2008 | \r |
c411b485 MK |
2009 | HashBase = mImageBase + Section->PointerToRawData;\r |
2010 | HashSize = (UINTN)Section->SizeOfRawData;\r | |
2011 | \r | |
2012 | Status = mHash[HashAlg].HashUpdate (HashCtx, HashBase, HashSize);\r | |
ecc722ad | 2013 | if (!Status) {\r |
2014 | goto Done;\r | |
2015 | }\r | |
2016 | \r | |
2017 | SumOfBytesHashed += HashSize;\r | |
2018 | }\r | |
2019 | \r | |
2020 | //\r | |
2021 | // 16. If the file size is greater than SUM_OF_BYTES_HASHED, there is extra\r | |
2022 | // data in the file that needs to be added to the hash. This data begins\r | |
2023 | // at file offset SUM_OF_BYTES_HASHED and its length is:\r | |
2024 | // FileSize - (CertDirectory->Size)\r | |
2025 | //\r | |
2026 | if (mImageSize > SumOfBytesHashed) {\r | |
2027 | HashBase = mImageBase + SumOfBytesHashed;\r | |
f199664c | 2028 | if (mNtHeader.Pe32->OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r |
ecc722ad | 2029 | //\r |
2030 | // Use PE32 offset.\r | |
2031 | //\r | |
2032 | HashSize = (UINTN)(\r | |
c411b485 MK |
2033 | mImageSize -\r |
2034 | mNtHeader.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY].Size -\r | |
2035 | SumOfBytesHashed);\r | |
ecc722ad | 2036 | } else {\r |
2037 | //\r | |
2038 | // Use PE32+ offset.\r | |
2039 | //\r | |
2040 | HashSize = (UINTN)(\r | |
c411b485 MK |
2041 | mImageSize -\r |
2042 | mNtHeader.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_SECURITY].Size -\r | |
2043 | SumOfBytesHashed);\r | |
ecc722ad | 2044 | }\r |
2045 | \r | |
c411b485 | 2046 | Status = mHash[HashAlg].HashUpdate (HashCtx, HashBase, HashSize);\r |
ecc722ad | 2047 | if (!Status) {\r |
2048 | goto Done;\r | |
2049 | }\r | |
2050 | }\r | |
2051 | \r | |
c411b485 | 2052 | Status = mHash[HashAlg].HashFinal (HashCtx, mImageDigest);\r |
ecc722ad | 2053 | \r |
2054 | Done:\r | |
2055 | if (HashCtx != NULL) {\r | |
2056 | FreePool (HashCtx);\r | |
2057 | }\r | |
c411b485 | 2058 | \r |
ecc722ad | 2059 | if (SectionHeader != NULL) {\r |
2060 | FreePool (SectionHeader);\r | |
2061 | }\r | |
c411b485 | 2062 | \r |
ecc722ad | 2063 | return Status;\r |
2064 | }\r | |
2065 | \r | |
2066 | /**\r | |
69f8bb52 | 2067 | Recognize the Hash algorithm in PE/COFF Authenticode and calculate hash of\r |
20333c6d | 2068 | Pe/Coff image based on the authenticated image hashing in PE/COFF Specification\r |
ecc722ad | 2069 | 8.0 Appendix A\r |
2070 | \r | |
2071 | @retval EFI_UNSUPPORTED Hash algorithm is not supported.\r | |
2072 | @retval EFI_SUCCESS Hash successfully.\r | |
2073 | \r | |
2074 | **/\r | |
20333c6d | 2075 | EFI_STATUS\r |
ecc722ad | 2076 | HashPeImageByType (\r |
2077 | VOID\r | |
2078 | )\r | |
2079 | {\r | |
2080 | UINT8 Index;\r | |
2081 | WIN_CERTIFICATE_EFI_PKCS *PkcsCertData;\r | |
2082 | \r | |
c411b485 | 2083 | PkcsCertData = (WIN_CERTIFICATE_EFI_PKCS *)(mImageBase + mSecDataDir->Offset);\r |
ecc722ad | 2084 | \r |
20333c6d | 2085 | for (Index = 0; Index < HASHALG_MAX; Index++) {\r |
ecc722ad | 2086 | //\r |
2087 | // Check the Hash algorithm in PE/COFF Authenticode.\r | |
20333c6d | 2088 | // According to PKCS#7 Definition:\r |
ecc722ad | 2089 | // SignedData ::= SEQUENCE {\r |
2090 | // version Version,\r | |
2091 | // digestAlgorithms DigestAlgorithmIdentifiers,\r | |
2092 | // contentInfo ContentInfo,\r | |
2093 | // .... }\r | |
2094 | // The DigestAlgorithmIdentifiers can be used to determine the hash algorithm in PE/COFF hashing\r | |
2095 | // This field has the fixed offset (+32) in final Authenticode ASN.1 data.\r | |
2096 | // Fixed offset (+32) is calculated based on two bytes of length encoding.\r | |
c411b485 | 2097 | //\r |
ecc722ad | 2098 | if ((*(PkcsCertData->CertData + 1) & TWO_BYTE_ENCODE) != TWO_BYTE_ENCODE) {\r |
2099 | //\r | |
2100 | // Only support two bytes of Long Form of Length Encoding.\r | |
2101 | //\r | |
2102 | continue;\r | |
2103 | }\r | |
2104 | \r | |
20333c6d | 2105 | //\r |
ecc722ad | 2106 | if (CompareMem (PkcsCertData->CertData + 32, mHash[Index].OidValue, mHash[Index].OidLength) == 0) {\r |
2107 | break;\r | |
2108 | }\r | |
2109 | }\r | |
2110 | \r | |
2111 | if (Index == HASHALG_MAX) {\r | |
2112 | return EFI_UNSUPPORTED;\r | |
2113 | }\r | |
2114 | \r | |
2115 | //\r | |
2116 | // HASH PE Image based on Hash algorithm in PE/COFF Authenticode.\r | |
2117 | //\r | |
c411b485 | 2118 | if (!HashPeImage (Index)) {\r |
ecc722ad | 2119 | return EFI_UNSUPPORTED;\r |
2120 | }\r | |
2121 | \r | |
2122 | return EFI_SUCCESS;\r | |
2123 | }\r | |
2124 | \r | |
4de754e1 | 2125 | /**\r |
d6b926e7 | 2126 | Enroll a new signature of executable into Signature Database.\r |
4de754e1 ZC |
2127 | \r |
2128 | @param[in] PrivateData The module's private data.\r | |
2129 | @param[in] VariableName Variable name of signature database, must be\r | |
2130 | EFI_IMAGE_SECURITY_DATABASE, EFI_IMAGE_SECURITY_DATABASE1\r | |
2131 | or EFI_IMAGE_SECURITY_DATABASE2.\r | |
2132 | \r | |
2133 | @retval EFI_SUCCESS New signature is enrolled successfully.\r | |
2134 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
2135 | @retval EFI_UNSUPPORTED Unsupported command.\r | |
2136 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
2137 | \r | |
2138 | **/\r | |
2139 | EFI_STATUS\r | |
2140 | EnrollAuthentication2Descriptor (\r | |
c411b485 MK |
2141 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private,\r |
2142 | IN CHAR16 *VariableName\r | |
4de754e1 ZC |
2143 | )\r |
2144 | {\r | |
c411b485 MK |
2145 | EFI_STATUS Status;\r |
2146 | VOID *Data;\r | |
2147 | UINTN DataSize;\r | |
2148 | UINT32 Attr;\r | |
4de754e1 ZC |
2149 | \r |
2150 | Data = NULL;\r | |
2151 | \r | |
2152 | //\r | |
2153 | // DBT only support DER-X509 Cert Enrollment\r | |
2154 | //\r | |
2155 | if (StrCmp (VariableName, EFI_IMAGE_SECURITY_DATABASE2) == 0) {\r | |
2156 | return EFI_UNSUPPORTED;\r | |
2157 | }\r | |
2158 | \r | |
2159 | //\r | |
2160 | // Read the whole file content\r | |
2161 | //\r | |
c411b485 | 2162 | Status = ReadFileContent (\r |
4de754e1 | 2163 | Private->FileContext->FHandle,\r |
c411b485 | 2164 | (VOID **)&mImageBase,\r |
4de754e1 ZC |
2165 | &mImageSize,\r |
2166 | 0\r | |
2167 | );\r | |
2168 | if (EFI_ERROR (Status)) {\r | |
2169 | goto ON_EXIT;\r | |
2170 | }\r | |
c411b485 | 2171 | \r |
4de754e1 ZC |
2172 | ASSERT (mImageBase != NULL);\r |
2173 | \r | |
2174 | Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS\r | |
2175 | | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;\r | |
2176 | \r | |
2177 | //\r | |
2178 | // Check if SigDB variable has been already existed.\r | |
2179 | // If true, use EFI_VARIABLE_APPEND_WRITE attribute to append the\r | |
2180 | // new signature data to original variable\r | |
2181 | //\r | |
2182 | DataSize = 0;\r | |
c411b485 MK |
2183 | Status = gRT->GetVariable (\r |
2184 | VariableName,\r | |
2185 | &gEfiImageSecurityDatabaseGuid,\r | |
2186 | NULL,\r | |
2187 | &DataSize,\r | |
2188 | NULL\r | |
2189 | );\r | |
4de754e1 ZC |
2190 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
2191 | Attr |= EFI_VARIABLE_APPEND_WRITE;\r | |
2192 | } else if (Status != EFI_NOT_FOUND) {\r | |
2193 | goto ON_EXIT;\r | |
2194 | }\r | |
2195 | \r | |
2196 | //\r | |
d6b926e7 | 2197 | // Directly set AUTHENTICATION_2 data to SetVariable\r |
4de754e1 | 2198 | //\r |
c411b485 | 2199 | Status = gRT->SetVariable (\r |
4de754e1 ZC |
2200 | VariableName,\r |
2201 | &gEfiImageSecurityDatabaseGuid,\r | |
2202 | Attr,\r | |
2203 | mImageSize,\r | |
2204 | mImageBase\r | |
2205 | );\r | |
2206 | \r | |
c411b485 | 2207 | DEBUG ((DEBUG_INFO, "Enroll AUTH_2 data to Var:%s Status: %x\n", VariableName, Status));\r |
4de754e1 ZC |
2208 | \r |
2209 | ON_EXIT:\r | |
2210 | \r | |
c411b485 | 2211 | CloseEnrolledFile (Private->FileContext);\r |
4de754e1 ZC |
2212 | \r |
2213 | if (Data != NULL) {\r | |
2214 | FreePool (Data);\r | |
2215 | }\r | |
2216 | \r | |
2217 | if (mImageBase != NULL) {\r | |
2218 | FreePool (mImageBase);\r | |
2219 | mImageBase = NULL;\r | |
2220 | }\r | |
2221 | \r | |
2222 | return Status;\r | |
4de754e1 ZC |
2223 | }\r |
2224 | \r | |
ecc722ad | 2225 | /**\r |
d6b926e7 | 2226 | Enroll a new signature of executable into Signature Database.\r |
ecc722ad | 2227 | \r |
2228 | @param[in] PrivateData The module's private data.\r | |
20333c6d QL |
2229 | @param[in] VariableName Variable name of signature database, must be\r |
2230 | EFI_IMAGE_SECURITY_DATABASE, EFI_IMAGE_SECURITY_DATABASE1\r | |
2231 | or EFI_IMAGE_SECURITY_DATABASE2.\r | |
ecc722ad | 2232 | \r |
2233 | @retval EFI_SUCCESS New signature is enrolled successfully.\r | |
2234 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
2235 | @retval EFI_UNSUPPORTED Unsupported command.\r | |
2236 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
2237 | \r | |
2238 | **/\r | |
2239 | EFI_STATUS\r | |
2240 | EnrollImageSignatureToSigDB (\r | |
c411b485 MK |
2241 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private,\r |
2242 | IN CHAR16 *VariableName\r | |
ecc722ad | 2243 | )\r |
2244 | {\r | |
c411b485 MK |
2245 | EFI_STATUS Status;\r |
2246 | EFI_SIGNATURE_LIST *SigDBCert;\r | |
2247 | EFI_SIGNATURE_DATA *SigDBCertData;\r | |
2248 | VOID *Data;\r | |
2249 | UINTN DataSize;\r | |
2250 | UINTN SigDBSize;\r | |
2251 | UINT32 Attr;\r | |
2252 | WIN_CERTIFICATE_UEFI_GUID *GuidCertData;\r | |
5678ebb4 | 2253 | EFI_TIME Time;\r |
c411b485 MK |
2254 | \r |
2255 | Data = NULL;\r | |
ecc722ad | 2256 | GuidCertData = NULL;\r |
ecc722ad | 2257 | \r |
20333c6d QL |
2258 | if (StrCmp (VariableName, EFI_IMAGE_SECURITY_DATABASE2) == 0) {\r |
2259 | return EFI_UNSUPPORTED;\r | |
2260 | }\r | |
2261 | \r | |
ecc722ad | 2262 | //\r |
2263 | // Form the SigDB certificate list.\r | |
2264 | // Format the data item into EFI_SIGNATURE_LIST type.\r | |
2265 | //\r | |
d6b926e7 | 2266 | // We need to parse signature data of executable from specified signed executable file.\r |
ecc722ad | 2267 | // In current implementation, we simply trust the pass-in signed executable file.\r |
2268 | // In reality, it's OS's responsibility to verify the signed executable file.\r | |
2269 | //\r | |
2270 | \r | |
2271 | //\r | |
2272 | // Read the whole file content\r | |
2273 | //\r | |
c411b485 | 2274 | Status = ReadFileContent (\r |
ecc722ad | 2275 | Private->FileContext->FHandle,\r |
c411b485 | 2276 | (VOID **)&mImageBase,\r |
20333c6d | 2277 | &mImageSize,\r |
ecc722ad | 2278 | 0\r |
2279 | );\r | |
2280 | if (EFI_ERROR (Status)) {\r | |
2281 | goto ON_EXIT;\r | |
20333c6d | 2282 | }\r |
c411b485 | 2283 | \r |
ba57d4fd | 2284 | ASSERT (mImageBase != NULL);\r |
ecc722ad | 2285 | \r |
2286 | Status = LoadPeImage ();\r | |
2287 | if (EFI_ERROR (Status)) {\r | |
2288 | goto ON_EXIT;\r | |
2289 | }\r | |
2290 | \r | |
2291 | if (mSecDataDir->SizeOfCert == 0) {\r | |
2292 | if (!HashPeImage (HASHALG_SHA256)) {\r | |
2293 | Status = EFI_SECURITY_VIOLATION;\r | |
2294 | goto ON_EXIT;\r | |
2295 | }\r | |
2296 | } else {\r | |
ecc722ad | 2297 | //\r |
2298 | // Read the certificate data\r | |
2299 | //\r | |
2300 | mCertificate = (WIN_CERTIFICATE *)(mImageBase + mSecDataDir->Offset);\r | |
2301 | \r | |
2302 | if (mCertificate->wCertificateType == WIN_CERT_TYPE_EFI_GUID) {\r | |
c411b485 MK |
2303 | GuidCertData = (WIN_CERTIFICATE_UEFI_GUID *)mCertificate;\r |
2304 | if (CompareMem (&GuidCertData->CertType, &gEfiCertTypeRsa2048Sha256Guid, sizeof (EFI_GUID)) != 0) {\r | |
ecc722ad | 2305 | Status = EFI_ABORTED;\r |
2306 | goto ON_EXIT;\r | |
2307 | }\r | |
2308 | \r | |
2309 | if (!HashPeImage (HASHALG_SHA256)) {\r | |
2310 | Status = EFI_ABORTED;\r | |
c411b485 | 2311 | goto ON_EXIT;\r |
ecc722ad | 2312 | }\r |
ecc722ad | 2313 | } else if (mCertificate->wCertificateType == WIN_CERT_TYPE_PKCS_SIGNED_DATA) {\r |
ecc722ad | 2314 | Status = HashPeImageByType ();\r |
2315 | if (EFI_ERROR (Status)) {\r | |
c411b485 | 2316 | goto ON_EXIT;\r |
ecc722ad | 2317 | }\r |
2318 | } else {\r | |
2319 | Status = EFI_ABORTED;\r | |
2320 | goto ON_EXIT;\r | |
2321 | }\r | |
2322 | }\r | |
2323 | \r | |
2324 | //\r | |
2325 | // Create a new SigDB entry.\r | |
2326 | //\r | |
c411b485 MK |
2327 | SigDBSize = sizeof (EFI_SIGNATURE_LIST)\r |
2328 | + sizeof (EFI_SIGNATURE_DATA) - 1\r | |
2329 | + (UINT32)mImageDigestSize;\r | |
ecc722ad | 2330 | \r |
c411b485 | 2331 | Data = (UINT8 *)AllocateZeroPool (SigDBSize);\r |
ecc722ad | 2332 | if (Data == NULL) {\r |
2333 | Status = EFI_OUT_OF_RESOURCES;\r | |
2334 | goto ON_EXIT;\r | |
2335 | }\r | |
20333c6d | 2336 | \r |
ecc722ad | 2337 | //\r |
2338 | // Adjust the Certificate Database parameters.\r | |
20333c6d | 2339 | //\r |
c411b485 MK |
2340 | SigDBCert = (EFI_SIGNATURE_LIST *)Data;\r |
2341 | SigDBCert->SignatureListSize = (UINT32)SigDBSize;\r | |
ecc722ad | 2342 | SigDBCert->SignatureHeaderSize = 0;\r |
c411b485 | 2343 | SigDBCert->SignatureSize = sizeof (EFI_SIGNATURE_DATA) - 1 + (UINT32)mImageDigestSize;\r |
ecc722ad | 2344 | CopyGuid (&SigDBCert->SignatureType, &mCertType);\r |
2345 | \r | |
c411b485 | 2346 | SigDBCertData = (EFI_SIGNATURE_DATA *)((UINT8 *)SigDBCert + sizeof (EFI_SIGNATURE_LIST));\r |
ecc722ad | 2347 | CopyGuid (&SigDBCertData->SignatureOwner, Private->SignatureGUID);\r |
2348 | CopyMem (SigDBCertData->SignatureData, mImageDigest, mImageDigestSize);\r | |
2349 | \r | |
20333c6d | 2350 | Attr = EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_RUNTIME_ACCESS\r |
c411b485 | 2351 | | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;\r |
5678ebb4 KQ |
2352 | Status = GetCurrentTime (&Time);\r |
2353 | if (EFI_ERROR (Status)) {\r | |
2354 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
2355 | goto ON_EXIT;\r | |
2356 | }\r | |
2357 | \r | |
2358 | Status = CreateTimeBasedPayload (&SigDBSize, (UINT8 **)&Data, &Time);\r | |
8c1babfd | 2359 | if (EFI_ERROR (Status)) {\r |
e905fbb0 | 2360 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r |
8c1babfd | 2361 | goto ON_EXIT;\r |
2362 | }\r | |
20333c6d | 2363 | \r |
ecc722ad | 2364 | //\r |
20333c6d QL |
2365 | // Check if SigDB variable has been already existed.\r |
2366 | // If true, use EFI_VARIABLE_APPEND_WRITE attribute to append the\r | |
ecc722ad | 2367 | // new signature data to original variable\r |
20333c6d | 2368 | //\r |
ecc722ad | 2369 | DataSize = 0;\r |
c411b485 MK |
2370 | Status = gRT->GetVariable (\r |
2371 | VariableName,\r | |
2372 | &gEfiImageSecurityDatabaseGuid,\r | |
2373 | NULL,\r | |
2374 | &DataSize,\r | |
2375 | NULL\r | |
2376 | );\r | |
ecc722ad | 2377 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
2378 | Attr |= EFI_VARIABLE_APPEND_WRITE;\r | |
2379 | } else if (Status != EFI_NOT_FOUND) {\r | |
2380 | goto ON_EXIT;\r | |
20333c6d | 2381 | }\r |
ecc722ad | 2382 | \r |
2383 | //\r | |
2384 | // Enroll the variable.\r | |
2385 | //\r | |
c411b485 | 2386 | Status = gRT->SetVariable (\r |
20333c6d QL |
2387 | VariableName,\r |
2388 | &gEfiImageSecurityDatabaseGuid,\r | |
2389 | Attr,\r | |
2390 | SigDBSize,\r | |
ecc722ad | 2391 | Data\r |
2392 | );\r | |
2393 | if (EFI_ERROR (Status)) {\r | |
2394 | goto ON_EXIT;\r | |
2395 | }\r | |
2396 | \r | |
2397 | ON_EXIT:\r | |
2398 | \r | |
c411b485 | 2399 | CloseEnrolledFile (Private->FileContext);\r |
ecc722ad | 2400 | \r |
2401 | if (Private->SignatureGUID != NULL) {\r | |
2402 | FreePool (Private->SignatureGUID);\r | |
2403 | Private->SignatureGUID = NULL;\r | |
2404 | }\r | |
2405 | \r | |
2406 | if (Data != NULL) {\r | |
2407 | FreePool (Data);\r | |
2408 | }\r | |
2409 | \r | |
2410 | if (mImageBase != NULL) {\r | |
2411 | FreePool (mImageBase);\r | |
2412 | mImageBase = NULL;\r | |
2413 | }\r | |
2414 | \r | |
2415 | return Status;\r | |
2416 | }\r | |
2417 | \r | |
2418 | /**\r | |
20333c6d | 2419 | Enroll signature into DB/DBX/DBT without KEK's authentication.\r |
ecc722ad | 2420 | The SignatureOwner GUID will be Private->SignatureGUID.\r |
20333c6d | 2421 | \r |
ecc722ad | 2422 | @param[in] PrivateData The module's private data.\r |
20333c6d | 2423 | @param[in] VariableName Variable name of signature database, must be\r |
ecc722ad | 2424 | EFI_IMAGE_SECURITY_DATABASE or EFI_IMAGE_SECURITY_DATABASE1.\r |
20333c6d | 2425 | \r |
ecc722ad | 2426 | @retval EFI_SUCCESS New signature enrolled successfully.\r |
2427 | @retval EFI_INVALID_PARAMETER The parameter is invalid.\r | |
2428 | @retval others Fail to enroll signature data.\r | |
20333c6d | 2429 | \r |
ecc722ad | 2430 | **/\r |
2431 | EFI_STATUS\r | |
2432 | EnrollSignatureDatabase (\r | |
c411b485 MK |
2433 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private,\r |
2434 | IN CHAR16 *VariableName\r | |
20333c6d | 2435 | )\r |
ecc722ad | 2436 | {\r |
c411b485 MK |
2437 | UINT16 *FilePostFix;\r |
2438 | EFI_STATUS Status;\r | |
2439 | UINTN NameLength;\r | |
ecc722ad | 2440 | \r |
2441 | if ((Private->FileContext->FileName == NULL) || (Private->FileContext->FHandle == NULL) || (Private->SignatureGUID == NULL)) {\r | |
2442 | return EFI_INVALID_PARAMETER;\r | |
2443 | }\r | |
2444 | \r | |
20333c6d | 2445 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r |
f71ed839 | 2446 | if (EFI_ERROR (Status)) {\r |
2447 | return Status;\r | |
2448 | }\r | |
20333c6d | 2449 | \r |
ecc722ad | 2450 | //\r |
20333c6d | 2451 | // Parse the file's postfix.\r |
ecc722ad | 2452 | //\r |
fd64f84f GCPL |
2453 | NameLength = StrLen (Private->FileContext->FileName);\r |
2454 | if (NameLength <= 4) {\r | |
2455 | return EFI_INVALID_PARAMETER;\r | |
2456 | }\r | |
c411b485 | 2457 | \r |
fd64f84f | 2458 | FilePostFix = Private->FileContext->FileName + NameLength - 4;\r |
20333c6d | 2459 | if (IsDerEncodeCertificate (FilePostFix)) {\r |
ecc722ad | 2460 | //\r |
e4d7370d | 2461 | // Supports DER-encoded X509 certificate.\r |
ecc722ad | 2462 | //\r |
2463 | return EnrollX509toSigDB (Private, VariableName);\r | |
c411b485 MK |
2464 | } else if (IsAuthentication2Format (Private->FileContext->FHandle)) {\r |
2465 | return EnrollAuthentication2Descriptor (Private, VariableName);\r | |
4de754e1 ZC |
2466 | } else {\r |
2467 | return EnrollImageSignatureToSigDB (Private, VariableName);\r | |
ecc722ad | 2468 | }\r |
ecc722ad | 2469 | }\r |
2470 | \r | |
2471 | /**\r | |
20333c6d | 2472 | List all signatures in specified signature database (e.g. KEK/DB/DBX/DBT)\r |
ecc722ad | 2473 | by GUID in the page for user to select and delete as needed.\r |
2474 | \r | |
2475 | @param[in] PrivateData Module's private data.\r | |
2476 | @param[in] VariableName The variable name of the vendor's signature database.\r | |
2477 | @param[in] VendorGuid A unique identifier for the vendor.\r | |
2478 | @param[in] LabelNumber Label number to insert opcodes.\r | |
2479 | @param[in] FormId Form ID of current page.\r | |
2480 | @param[in] QuestionIdBase Base question id of the signature list.\r | |
2481 | \r | |
2482 | @retval EFI_SUCCESS Success to update the signature list page\r | |
2483 | @retval EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
20333c6d | 2484 | \r |
ecc722ad | 2485 | **/\r |
2486 | EFI_STATUS\r | |
2487 | UpdateDeletePage (\r | |
c411b485 MK |
2488 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,\r |
2489 | IN CHAR16 *VariableName,\r | |
2490 | IN EFI_GUID *VendorGuid,\r | |
2491 | IN UINT16 LabelNumber,\r | |
2492 | IN EFI_FORM_ID FormId,\r | |
2493 | IN EFI_QUESTION_ID QuestionIdBase\r | |
ecc722ad | 2494 | )\r |
2495 | {\r | |
c411b485 MK |
2496 | EFI_STATUS Status;\r |
2497 | UINT32 Index;\r | |
2498 | UINTN CertCount;\r | |
2499 | UINTN GuidIndex;\r | |
2500 | VOID *StartOpCodeHandle;\r | |
2501 | VOID *EndOpCodeHandle;\r | |
2502 | EFI_IFR_GUID_LABEL *StartLabel;\r | |
2503 | EFI_IFR_GUID_LABEL *EndLabel;\r | |
2504 | UINTN DataSize;\r | |
2505 | UINT8 *Data;\r | |
2506 | EFI_SIGNATURE_LIST *CertList;\r | |
2507 | EFI_SIGNATURE_DATA *Cert;\r | |
2508 | UINT32 ItemDataSize;\r | |
2509 | CHAR16 *GuidStr;\r | |
2510 | EFI_STRING_ID GuidID;\r | |
2511 | EFI_STRING_ID Help;\r | |
2512 | \r | |
2513 | Data = NULL;\r | |
2514 | CertList = NULL;\r | |
2515 | Cert = NULL;\r | |
2516 | GuidStr = NULL;\r | |
ecc722ad | 2517 | StartOpCodeHandle = NULL;\r |
2518 | EndOpCodeHandle = NULL;\r | |
20333c6d | 2519 | \r |
ecc722ad | 2520 | //\r |
2521 | // Initialize the container for dynamic opcodes.\r | |
2522 | //\r | |
2523 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
2524 | if (StartOpCodeHandle == NULL) {\r | |
2525 | Status = EFI_OUT_OF_RESOURCES;\r | |
20333c6d | 2526 | goto ON_EXIT;\r |
ecc722ad | 2527 | }\r |
2528 | \r | |
2529 | EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
2530 | if (EndOpCodeHandle == NULL) {\r | |
2531 | Status = EFI_OUT_OF_RESOURCES;\r | |
20333c6d | 2532 | goto ON_EXIT;\r |
ecc722ad | 2533 | }\r |
2534 | \r | |
2535 | //\r | |
2536 | // Create Hii Extend Label OpCode.\r | |
2537 | //\r | |
c411b485 MK |
2538 | StartLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r |
2539 | StartOpCodeHandle,\r | |
2540 | &gEfiIfrTianoGuid,\r | |
2541 | NULL,\r | |
2542 | sizeof (EFI_IFR_GUID_LABEL)\r | |
2543 | );\r | |
2544 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
2545 | StartLabel->Number = LabelNumber;\r | |
ecc722ad | 2546 | \r |
c411b485 MK |
2547 | EndLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r |
2548 | EndOpCodeHandle,\r | |
2549 | &gEfiIfrTianoGuid,\r | |
2550 | NULL,\r | |
2551 | sizeof (EFI_IFR_GUID_LABEL)\r | |
2552 | );\r | |
2553 | EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
2554 | EndLabel->Number = LABEL_END;\r | |
ecc722ad | 2555 | \r |
2556 | //\r | |
2557 | // Read Variable.\r | |
2558 | //\r | |
2559 | DataSize = 0;\r | |
c411b485 MK |
2560 | Status = gRT->GetVariable (VariableName, VendorGuid, NULL, &DataSize, Data);\r |
2561 | if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {\r | |
ecc722ad | 2562 | goto ON_EXIT;\r |
2563 | }\r | |
2564 | \r | |
c411b485 | 2565 | Data = (UINT8 *)AllocateZeroPool (DataSize);\r |
ecc722ad | 2566 | if (Data == NULL) {\r |
2567 | Status = EFI_OUT_OF_RESOURCES;\r | |
2568 | goto ON_EXIT;\r | |
2569 | }\r | |
2570 | \r | |
2571 | Status = gRT->GetVariable (VariableName, VendorGuid, NULL, &DataSize, Data);\r | |
2572 | if (EFI_ERROR (Status)) {\r | |
2573 | goto ON_EXIT;\r | |
2574 | }\r | |
2575 | \r | |
2576 | GuidStr = AllocateZeroPool (100);\r | |
2577 | if (GuidStr == NULL) {\r | |
2578 | Status = EFI_OUT_OF_RESOURCES;\r | |
2579 | goto ON_EXIT;\r | |
2580 | }\r | |
2581 | \r | |
2582 | //\r | |
2583 | // Enumerate all KEK pub data.\r | |
2584 | //\r | |
c411b485 MK |
2585 | ItemDataSize = (UINT32)DataSize;\r |
2586 | CertList = (EFI_SIGNATURE_LIST *)Data;\r | |
2587 | GuidIndex = 0;\r | |
ecc722ad | 2588 | \r |
2589 | while ((ItemDataSize > 0) && (ItemDataSize >= CertList->SignatureListSize)) {\r | |
ecc722ad | 2590 | if (CompareGuid (&CertList->SignatureType, &gEfiCertRsa2048Guid)) {\r |
2591 | Help = STRING_TOKEN (STR_CERT_TYPE_RSA2048_SHA256_GUID);\r | |
2592 | } else if (CompareGuid (&CertList->SignatureType, &gEfiCertX509Guid)) {\r | |
2593 | Help = STRING_TOKEN (STR_CERT_TYPE_PCKS7_GUID);\r | |
2594 | } else if (CompareGuid (&CertList->SignatureType, &gEfiCertSha1Guid)) {\r | |
2595 | Help = STRING_TOKEN (STR_CERT_TYPE_SHA1_GUID);\r | |
2596 | } else if (CompareGuid (&CertList->SignatureType, &gEfiCertSha256Guid)) {\r | |
2597 | Help = STRING_TOKEN (STR_CERT_TYPE_SHA256_GUID);\r | |
20333c6d QL |
2598 | } else if (CompareGuid (&CertList->SignatureType, &gEfiCertX509Sha256Guid)) {\r |
2599 | Help = STRING_TOKEN (STR_CERT_TYPE_X509_SHA256_GUID);\r | |
2600 | } else if (CompareGuid (&CertList->SignatureType, &gEfiCertX509Sha384Guid)) {\r | |
2601 | Help = STRING_TOKEN (STR_CERT_TYPE_X509_SHA384_GUID);\r | |
2602 | } else if (CompareGuid (&CertList->SignatureType, &gEfiCertX509Sha512Guid)) {\r | |
2603 | Help = STRING_TOKEN (STR_CERT_TYPE_X509_SHA512_GUID);\r | |
ecc722ad | 2604 | } else {\r |
2605 | //\r | |
2606 | // The signature type is not supported in current implementation.\r | |
2607 | //\r | |
b7d269ea | 2608 | ItemDataSize -= CertList->SignatureListSize;\r |
c411b485 | 2609 | CertList = (EFI_SIGNATURE_LIST *)((UINT8 *)CertList + CertList->SignatureListSize);\r |
ecc722ad | 2610 | continue;\r |
2611 | }\r | |
2612 | \r | |
c411b485 | 2613 | CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r |
ecc722ad | 2614 | for (Index = 0; Index < CertCount; Index++) {\r |
c411b485 MK |
2615 | Cert = (EFI_SIGNATURE_DATA *)((UINT8 *)CertList\r |
2616 | + sizeof (EFI_SIGNATURE_LIST)\r | |
2617 | + CertList->SignatureHeaderSize\r | |
2618 | + Index * CertList->SignatureSize);\r | |
ecc722ad | 2619 | //\r |
20333c6d | 2620 | // Display GUID and help\r |
ecc722ad | 2621 | //\r |
2622 | GuidToString (&Cert->SignatureOwner, GuidStr, 100);\r | |
c411b485 | 2623 | GuidID = HiiSetString (PrivateData->HiiHandle, 0, GuidStr, NULL);\r |
ecc722ad | 2624 | HiiCreateCheckBoxOpCode (\r |
2625 | StartOpCodeHandle,\r | |
c411b485 | 2626 | (EFI_QUESTION_ID)(QuestionIdBase + GuidIndex++),\r |
20333c6d QL |
2627 | 0,\r |
2628 | 0,\r | |
2629 | GuidID,\r | |
ecc722ad | 2630 | Help,\r |
2631 | EFI_IFR_FLAG_CALLBACK,\r | |
2632 | 0,\r | |
2633 | NULL\r | |
20333c6d | 2634 | );\r |
ecc722ad | 2635 | }\r |
2636 | \r | |
2637 | ItemDataSize -= CertList->SignatureListSize;\r | |
c411b485 | 2638 | CertList = (EFI_SIGNATURE_LIST *)((UINT8 *)CertList + CertList->SignatureListSize);\r |
ecc722ad | 2639 | }\r |
2640 | \r | |
2641 | ON_EXIT:\r | |
2642 | HiiUpdateForm (\r | |
2643 | PrivateData->HiiHandle,\r | |
2644 | &gSecureBootConfigFormSetGuid,\r | |
2645 | FormId,\r | |
2646 | StartOpCodeHandle,\r | |
2647 | EndOpCodeHandle\r | |
2648 | );\r | |
2649 | \r | |
2650 | if (StartOpCodeHandle != NULL) {\r | |
2651 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r | |
2652 | }\r | |
2653 | \r | |
2654 | if (EndOpCodeHandle != NULL) {\r | |
2655 | HiiFreeOpCodeHandle (EndOpCodeHandle);\r | |
2656 | }\r | |
20333c6d | 2657 | \r |
ecc722ad | 2658 | if (Data != NULL) {\r |
2659 | FreePool (Data);\r | |
2660 | }\r | |
2661 | \r | |
2662 | if (GuidStr != NULL) {\r | |
2663 | FreePool (GuidStr);\r | |
2664 | }\r | |
2665 | \r | |
2666 | return EFI_SUCCESS;\r | |
2667 | }\r | |
2668 | \r | |
beda2356 | 2669 | /**\r |
20333c6d | 2670 | Delete a KEK entry from KEK database.\r |
beda2356 | 2671 | \r |
ecc722ad | 2672 | @param[in] PrivateData Module's private data.\r |
2673 | @param[in] QuestionId Question id of the KEK item to delete.\r | |
beda2356 | 2674 | \r |
ecc722ad | 2675 | @retval EFI_SUCCESS Delete kek item successfully.\r |
2676 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
20333c6d | 2677 | \r |
ecc722ad | 2678 | **/\r |
2679 | EFI_STATUS\r | |
2680 | DeleteKeyExchangeKey (\r | |
c411b485 MK |
2681 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,\r |
2682 | IN EFI_QUESTION_ID QuestionId\r | |
ecc722ad | 2683 | )\r |
2684 | {\r | |
c411b485 MK |
2685 | EFI_STATUS Status;\r |
2686 | UINTN DataSize;\r | |
2687 | UINT8 *Data;\r | |
2688 | UINT8 *OldData;\r | |
2689 | UINT32 Attr;\r | |
2690 | UINT32 Index;\r | |
2691 | EFI_SIGNATURE_LIST *CertList;\r | |
2692 | EFI_SIGNATURE_LIST *NewCertList;\r | |
2693 | EFI_SIGNATURE_DATA *Cert;\r | |
2694 | UINTN CertCount;\r | |
2695 | UINT32 Offset;\r | |
2696 | BOOLEAN IsKEKItemFound;\r | |
2697 | UINT32 KekDataSize;\r | |
2698 | UINTN DeleteKekIndex;\r | |
2699 | UINTN GuidIndex;\r | |
5678ebb4 | 2700 | EFI_TIME Time;\r |
c411b485 MK |
2701 | \r |
2702 | Data = NULL;\r | |
2703 | OldData = NULL;\r | |
2704 | CertList = NULL;\r | |
2705 | Cert = NULL;\r | |
2706 | Attr = 0;\r | |
2707 | DeleteKekIndex = QuestionId - OPTION_DEL_KEK_QUESTION_ID;\r | |
2708 | \r | |
2709 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r | |
f71ed839 | 2710 | if (EFI_ERROR (Status)) {\r |
2711 | return Status;\r | |
2712 | }\r | |
20333c6d | 2713 | \r |
ecc722ad | 2714 | //\r |
2715 | // Get original KEK variable.\r | |
20333c6d QL |
2716 | //\r |
2717 | DataSize = 0;\r | |
c411b485 MK |
2718 | Status = gRT->GetVariable (EFI_KEY_EXCHANGE_KEY_NAME, &gEfiGlobalVariableGuid, NULL, &DataSize, NULL);\r |
2719 | if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {\r | |
ecc722ad | 2720 | goto ON_EXIT;\r |
2721 | }\r | |
2722 | \r | |
c411b485 | 2723 | OldData = (UINT8 *)AllocateZeroPool (DataSize);\r |
ecc722ad | 2724 | if (OldData == NULL) {\r |
20333c6d | 2725 | Status = EFI_OUT_OF_RESOURCES;\r |
ecc722ad | 2726 | goto ON_EXIT;\r |
2727 | }\r | |
2728 | \r | |
2729 | Status = gRT->GetVariable (EFI_KEY_EXCHANGE_KEY_NAME, &gEfiGlobalVariableGuid, &Attr, &DataSize, OldData);\r | |
c411b485 | 2730 | if (EFI_ERROR (Status)) {\r |
ecc722ad | 2731 | goto ON_EXIT;\r |
2732 | }\r | |
2733 | \r | |
2734 | //\r | |
20333c6d | 2735 | // Allocate space for new variable.\r |
ecc722ad | 2736 | //\r |
c411b485 | 2737 | Data = (UINT8 *)AllocateZeroPool (DataSize);\r |
ecc722ad | 2738 | if (Data == NULL) {\r |
c411b485 | 2739 | Status = EFI_OUT_OF_RESOURCES;\r |
ecc722ad | 2740 | goto ON_EXIT;\r |
2741 | }\r | |
2742 | \r | |
2743 | //\r | |
2744 | // Enumerate all KEK pub data and erasing the target item.\r | |
2745 | //\r | |
2746 | IsKEKItemFound = FALSE;\r | |
c411b485 MK |
2747 | KekDataSize = (UINT32)DataSize;\r |
2748 | CertList = (EFI_SIGNATURE_LIST *)OldData;\r | |
2749 | Offset = 0;\r | |
2750 | GuidIndex = 0;\r | |
ecc722ad | 2751 | while ((KekDataSize > 0) && (KekDataSize >= CertList->SignatureListSize)) {\r |
2752 | if (CompareGuid (&CertList->SignatureType, &gEfiCertRsa2048Guid) ||\r | |
c411b485 MK |
2753 | CompareGuid (&CertList->SignatureType, &gEfiCertX509Guid))\r |
2754 | {\r | |
2755 | CopyMem (Data + Offset, CertList, (sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize));\r | |
ecc722ad | 2756 | NewCertList = (EFI_SIGNATURE_LIST *)(Data + Offset);\r |
c411b485 MK |
2757 | Offset += (sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);\r |
2758 | Cert = (EFI_SIGNATURE_DATA *)((UINT8 *)CertList + sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);\r | |
2759 | CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r | |
ecc722ad | 2760 | for (Index = 0; Index < CertCount; Index++) {\r |
2761 | if (GuidIndex == DeleteKekIndex ) {\r | |
2762 | //\r | |
2763 | // Find it! Skip it!\r | |
2764 | //\r | |
2765 | NewCertList->SignatureListSize -= CertList->SignatureSize;\r | |
c411b485 | 2766 | IsKEKItemFound = TRUE;\r |
ecc722ad | 2767 | } else {\r |
2768 | //\r | |
2769 | // This item doesn't match. Copy it to the Data buffer.\r | |
2770 | //\r | |
2771 | CopyMem (Data + Offset, Cert, CertList->SignatureSize);\r | |
2772 | Offset += CertList->SignatureSize;\r | |
2773 | }\r | |
c411b485 | 2774 | \r |
ecc722ad | 2775 | GuidIndex++;\r |
c411b485 | 2776 | Cert = (EFI_SIGNATURE_DATA *)((UINT8 *)Cert + CertList->SignatureSize);\r |
ecc722ad | 2777 | }\r |
2778 | } else {\r | |
2779 | //\r | |
2780 | // This List doesn't match. Copy it to the Data buffer.\r | |
2781 | //\r | |
2782 | CopyMem (Data + Offset, CertList, CertList->SignatureListSize);\r | |
2783 | Offset += CertList->SignatureListSize;\r | |
2784 | }\r | |
20333c6d | 2785 | \r |
ecc722ad | 2786 | KekDataSize -= CertList->SignatureListSize;\r |
c411b485 | 2787 | CertList = (EFI_SIGNATURE_LIST *)((UINT8 *)CertList + CertList->SignatureListSize);\r |
ecc722ad | 2788 | }\r |
2789 | \r | |
2790 | if (!IsKEKItemFound) {\r | |
2791 | //\r | |
2792 | // Doesn't find the Kek Item!\r | |
2793 | //\r | |
2794 | Status = EFI_NOT_FOUND;\r | |
2795 | goto ON_EXIT;\r | |
2796 | }\r | |
2797 | \r | |
2798 | //\r | |
2799 | // Delete the Signature header if there is no signature in the list.\r | |
2800 | //\r | |
2801 | KekDataSize = Offset;\r | |
c411b485 MK |
2802 | CertList = (EFI_SIGNATURE_LIST *)Data;\r |
2803 | Offset = 0;\r | |
ecc722ad | 2804 | ZeroMem (OldData, KekDataSize);\r |
2805 | while ((KekDataSize > 0) && (KekDataSize >= CertList->SignatureListSize)) {\r | |
c411b485 | 2806 | CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r |
33985e3b | 2807 | DEBUG ((DEBUG_INFO, " CertCount = %x\n", CertCount));\r |
ecc722ad | 2808 | if (CertCount != 0) {\r |
2809 | CopyMem (OldData + Offset, CertList, CertList->SignatureListSize);\r | |
2810 | Offset += CertList->SignatureListSize;\r | |
20333c6d | 2811 | }\r |
c411b485 | 2812 | \r |
ecc722ad | 2813 | KekDataSize -= CertList->SignatureListSize;\r |
c411b485 | 2814 | CertList = (EFI_SIGNATURE_LIST *)((UINT8 *)CertList + CertList->SignatureListSize);\r |
ecc722ad | 2815 | }\r |
2816 | \r | |
ecc722ad | 2817 | DataSize = Offset;\r |
8c1babfd | 2818 | if ((Attr & EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS) != 0) {\r |
5678ebb4 KQ |
2819 | Status = GetCurrentTime (&Time);\r |
2820 | if (EFI_ERROR (Status)) {\r | |
2821 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
2822 | goto ON_EXIT;\r | |
2823 | }\r | |
2824 | \r | |
2825 | Status = CreateTimeBasedPayload (&DataSize, &OldData, &Time);\r | |
8c1babfd | 2826 | if (EFI_ERROR (Status)) {\r |
e905fbb0 | 2827 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r |
8c1babfd | 2828 | goto ON_EXIT;\r |
2829 | }\r | |
2830 | }\r | |
ecc722ad | 2831 | \r |
c411b485 | 2832 | Status = gRT->SetVariable (\r |
20333c6d QL |
2833 | EFI_KEY_EXCHANGE_KEY_NAME,\r |
2834 | &gEfiGlobalVariableGuid,\r | |
2835 | Attr,\r | |
2836 | DataSize,\r | |
ecc722ad | 2837 | OldData\r |
2838 | );\r | |
2839 | if (EFI_ERROR (Status)) {\r | |
2840 | DEBUG ((DEBUG_ERROR, "Failed to set variable, Status = %r\n", Status));\r | |
2841 | goto ON_EXIT;\r | |
2842 | }\r | |
20333c6d | 2843 | \r |
ecc722ad | 2844 | ON_EXIT:\r |
2845 | if (Data != NULL) {\r | |
c411b485 | 2846 | FreePool (Data);\r |
ecc722ad | 2847 | }\r |
2848 | \r | |
2849 | if (OldData != NULL) {\r | |
c411b485 | 2850 | FreePool (OldData);\r |
ecc722ad | 2851 | }\r |
2852 | \r | |
2853 | return UpdateDeletePage (\r | |
20333c6d | 2854 | PrivateData,\r |
ecc722ad | 2855 | EFI_KEY_EXCHANGE_KEY_NAME,\r |
2856 | &gEfiGlobalVariableGuid,\r | |
2857 | LABEL_KEK_DELETE,\r | |
2858 | FORMID_DELETE_KEK_FORM,\r | |
2859 | OPTION_DEL_KEK_QUESTION_ID\r | |
2860 | );\r | |
2861 | }\r | |
2862 | \r | |
2863 | /**\r | |
85974aef | 2864 | Delete a signature entry from signature database.\r |
beda2356 | 2865 | \r |
ecc722ad | 2866 | @param[in] PrivateData Module's private data.\r |
2867 | @param[in] VariableName The variable name of the vendor's signature database.\r | |
2868 | @param[in] VendorGuid A unique identifier for the vendor.\r | |
2869 | @param[in] LabelNumber Label number to insert opcodes.\r | |
2870 | @param[in] FormId Form ID of current page.\r | |
2871 | @param[in] QuestionIdBase Base question id of the signature list.\r | |
2872 | @param[in] DeleteIndex Signature index to delete.\r | |
20333c6d | 2873 | \r |
85974aef | 2874 | @retval EFI_SUCCESS Delete signature successfully.\r |
ecc722ad | 2875 | @retval EFI_NOT_FOUND Can't find the signature item,\r |
2876 | @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources.\r | |
beda2356 | 2877 | **/\r |
2878 | EFI_STATUS\r | |
ecc722ad | 2879 | DeleteSignature (\r |
c411b485 MK |
2880 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,\r |
2881 | IN CHAR16 *VariableName,\r | |
2882 | IN EFI_GUID *VendorGuid,\r | |
2883 | IN UINT16 LabelNumber,\r | |
2884 | IN EFI_FORM_ID FormId,\r | |
2885 | IN EFI_QUESTION_ID QuestionIdBase,\r | |
2886 | IN UINTN DeleteIndex\r | |
beda2356 | 2887 | )\r |
2888 | {\r | |
c411b485 MK |
2889 | EFI_STATUS Status;\r |
2890 | UINTN DataSize;\r | |
2891 | UINT8 *Data;\r | |
2892 | UINT8 *OldData;\r | |
2893 | UINT32 Attr;\r | |
2894 | UINT32 Index;\r | |
2895 | EFI_SIGNATURE_LIST *CertList;\r | |
2896 | EFI_SIGNATURE_LIST *NewCertList;\r | |
2897 | EFI_SIGNATURE_DATA *Cert;\r | |
2898 | UINTN CertCount;\r | |
2899 | UINT32 Offset;\r | |
2900 | BOOLEAN IsItemFound;\r | |
2901 | UINT32 ItemDataSize;\r | |
2902 | UINTN GuidIndex;\r | |
5678ebb4 | 2903 | EFI_TIME Time;\r |
c411b485 MK |
2904 | \r |
2905 | Data = NULL;\r | |
2906 | OldData = NULL;\r | |
2907 | CertList = NULL;\r | |
2908 | Cert = NULL;\r | |
2909 | Attr = 0;\r | |
2910 | \r | |
2911 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r | |
f71ed839 | 2912 | if (EFI_ERROR (Status)) {\r |
2913 | return Status;\r | |
2914 | }\r | |
2915 | \r | |
ecc722ad | 2916 | //\r |
2917 | // Get original signature list data.\r | |
20333c6d | 2918 | //\r |
ecc722ad | 2919 | DataSize = 0;\r |
c411b485 MK |
2920 | Status = gRT->GetVariable (VariableName, VendorGuid, NULL, &DataSize, NULL);\r |
2921 | if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {\r | |
ecc722ad | 2922 | goto ON_EXIT;\r |
2923 | }\r | |
2924 | \r | |
c411b485 | 2925 | OldData = (UINT8 *)AllocateZeroPool (DataSize);\r |
ecc722ad | 2926 | if (OldData == NULL) {\r |
20333c6d | 2927 | Status = EFI_OUT_OF_RESOURCES;\r |
ecc722ad | 2928 | goto ON_EXIT;\r |
2929 | }\r | |
2930 | \r | |
2931 | Status = gRT->GetVariable (VariableName, VendorGuid, &Attr, &DataSize, OldData);\r | |
c411b485 | 2932 | if (EFI_ERROR (Status)) {\r |
ecc722ad | 2933 | goto ON_EXIT;\r |
20333c6d | 2934 | }\r |
ecc722ad | 2935 | \r |
2936 | //\r | |
20333c6d | 2937 | // Allocate space for new variable.\r |
ecc722ad | 2938 | //\r |
c411b485 | 2939 | Data = (UINT8 *)AllocateZeroPool (DataSize);\r |
ecc722ad | 2940 | if (Data == NULL) {\r |
c411b485 | 2941 | Status = EFI_OUT_OF_RESOURCES;\r |
ecc722ad | 2942 | goto ON_EXIT;\r |
2943 | }\r | |
2944 | \r | |
2945 | //\r | |
2946 | // Enumerate all signature data and erasing the target item.\r | |
2947 | //\r | |
c411b485 MK |
2948 | IsItemFound = FALSE;\r |
2949 | ItemDataSize = (UINT32)DataSize;\r | |
2950 | CertList = (EFI_SIGNATURE_LIST *)OldData;\r | |
2951 | Offset = 0;\r | |
2952 | GuidIndex = 0;\r | |
ecc722ad | 2953 | while ((ItemDataSize > 0) && (ItemDataSize >= CertList->SignatureListSize)) {\r |
2954 | if (CompareGuid (&CertList->SignatureType, &gEfiCertRsa2048Guid) ||\r | |
2955 | CompareGuid (&CertList->SignatureType, &gEfiCertX509Guid) ||\r | |
2956 | CompareGuid (&CertList->SignatureType, &gEfiCertSha1Guid) ||\r | |
20333c6d QL |
2957 | CompareGuid (&CertList->SignatureType, &gEfiCertSha256Guid) ||\r |
2958 | CompareGuid (&CertList->SignatureType, &gEfiCertX509Sha256Guid) ||\r | |
2959 | CompareGuid (&CertList->SignatureType, &gEfiCertX509Sha384Guid) ||\r | |
2960 | CompareGuid (&CertList->SignatureType, &gEfiCertX509Sha512Guid)\r | |
c411b485 MK |
2961 | )\r |
2962 | {\r | |
ecc722ad | 2963 | //\r |
2964 | // Copy EFI_SIGNATURE_LIST header then calculate the signature count in this list.\r | |
2965 | //\r | |
c411b485 MK |
2966 | CopyMem (Data + Offset, CertList, (sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize));\r |
2967 | NewCertList = (EFI_SIGNATURE_LIST *)(Data + Offset);\r | |
2968 | Offset += (sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);\r | |
2969 | Cert = (EFI_SIGNATURE_DATA *)((UINT8 *)CertList + sizeof (EFI_SIGNATURE_LIST) + CertList->SignatureHeaderSize);\r | |
2970 | CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r | |
ecc722ad | 2971 | for (Index = 0; Index < CertCount; Index++) {\r |
2972 | if (GuidIndex == DeleteIndex) {\r | |
2973 | //\r | |
2974 | // Find it! Skip it!\r | |
2975 | //\r | |
2976 | NewCertList->SignatureListSize -= CertList->SignatureSize;\r | |
c411b485 | 2977 | IsItemFound = TRUE;\r |
ecc722ad | 2978 | } else {\r |
2979 | //\r | |
2980 | // This item doesn't match. Copy it to the Data buffer.\r | |
2981 | //\r | |
c411b485 | 2982 | CopyMem (Data + Offset, (UINT8 *)(Cert), CertList->SignatureSize);\r |
ecc722ad | 2983 | Offset += CertList->SignatureSize;\r |
2984 | }\r | |
c411b485 | 2985 | \r |
ecc722ad | 2986 | GuidIndex++;\r |
c411b485 | 2987 | Cert = (EFI_SIGNATURE_DATA *)((UINT8 *)Cert + CertList->SignatureSize);\r |
ecc722ad | 2988 | }\r |
2989 | } else {\r | |
2990 | //\r | |
2991 | // This List doesn't match. Just copy it to the Data buffer.\r | |
2992 | //\r | |
c411b485 | 2993 | CopyMem (Data + Offset, (UINT8 *)(CertList), CertList->SignatureListSize);\r |
ecc722ad | 2994 | Offset += CertList->SignatureListSize;\r |
2995 | }\r | |
20333c6d | 2996 | \r |
ecc722ad | 2997 | ItemDataSize -= CertList->SignatureListSize;\r |
c411b485 | 2998 | CertList = (EFI_SIGNATURE_LIST *)((UINT8 *)CertList + CertList->SignatureListSize);\r |
ecc722ad | 2999 | }\r |
3000 | \r | |
3001 | if (!IsItemFound) {\r | |
3002 | //\r | |
3003 | // Doesn't find the signature Item!\r | |
3004 | //\r | |
3005 | Status = EFI_NOT_FOUND;\r | |
3006 | goto ON_EXIT;\r | |
3007 | }\r | |
3008 | \r | |
3009 | //\r | |
3010 | // Delete the EFI_SIGNATURE_LIST header if there is no signature in the list.\r | |
3011 | //\r | |
3012 | ItemDataSize = Offset;\r | |
c411b485 MK |
3013 | CertList = (EFI_SIGNATURE_LIST *)Data;\r |
3014 | Offset = 0;\r | |
ecc722ad | 3015 | ZeroMem (OldData, ItemDataSize);\r |
3016 | while ((ItemDataSize > 0) && (ItemDataSize >= CertList->SignatureListSize)) {\r | |
c411b485 | 3017 | CertCount = (CertList->SignatureListSize - sizeof (EFI_SIGNATURE_LIST) - CertList->SignatureHeaderSize) / CertList->SignatureSize;\r |
33985e3b | 3018 | DEBUG ((DEBUG_INFO, " CertCount = %x\n", CertCount));\r |
ecc722ad | 3019 | if (CertCount != 0) {\r |
c411b485 | 3020 | CopyMem (OldData + Offset, (UINT8 *)(CertList), CertList->SignatureListSize);\r |
ecc722ad | 3021 | Offset += CertList->SignatureListSize;\r |
20333c6d | 3022 | }\r |
c411b485 | 3023 | \r |
ecc722ad | 3024 | ItemDataSize -= CertList->SignatureListSize;\r |
c411b485 | 3025 | CertList = (EFI_SIGNATURE_LIST *)((UINT8 *)CertList + CertList->SignatureListSize);\r |
ecc722ad | 3026 | }\r |
3027 | \r | |
ecc722ad | 3028 | DataSize = Offset;\r |
8c1babfd | 3029 | if ((Attr & EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS) != 0) {\r |
5678ebb4 KQ |
3030 | Status = GetCurrentTime (&Time);\r |
3031 | if (EFI_ERROR (Status)) {\r | |
3032 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
3033 | goto ON_EXIT;\r | |
3034 | }\r | |
3035 | \r | |
3036 | Status = CreateTimeBasedPayload (&DataSize, &OldData, &Time);\r | |
8c1babfd | 3037 | if (EFI_ERROR (Status)) {\r |
e905fbb0 | 3038 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r |
8c1babfd | 3039 | goto ON_EXIT;\r |
3040 | }\r | |
3041 | }\r | |
ecc722ad | 3042 | \r |
c411b485 | 3043 | Status = gRT->SetVariable (\r |
20333c6d QL |
3044 | VariableName,\r |
3045 | VendorGuid,\r | |
3046 | Attr,\r | |
3047 | DataSize,\r | |
ecc722ad | 3048 | OldData\r |
3049 | );\r | |
beda2356 | 3050 | if (EFI_ERROR (Status)) {\r |
ecc722ad | 3051 | DEBUG ((DEBUG_ERROR, "Failed to set variable, Status = %r\n", Status));\r |
3052 | goto ON_EXIT;\r | |
beda2356 | 3053 | }\r |
20333c6d | 3054 | \r |
ecc722ad | 3055 | ON_EXIT:\r |
3056 | if (Data != NULL) {\r | |
c411b485 | 3057 | FreePool (Data);\r |
ecc722ad | 3058 | }\r |
3059 | \r | |
3060 | if (OldData != NULL) {\r | |
c411b485 | 3061 | FreePool (OldData);\r |
ecc722ad | 3062 | }\r |
3063 | \r | |
3064 | return UpdateDeletePage (\r | |
20333c6d | 3065 | PrivateData,\r |
ecc722ad | 3066 | VariableName,\r |
3067 | VendorGuid,\r | |
3068 | LabelNumber,\r | |
3069 | FormId,\r | |
3070 | QuestionIdBase\r | |
3071 | );\r | |
3072 | }\r | |
3073 | \r | |
85974aef | 3074 | /**\r |
3075 | This function to delete signature list or data, according by DelType.\r | |
3076 | \r | |
3077 | @param[in] PrivateData Module's private data.\r | |
3078 | @param[in] DelType Indicate delete signature list or data.\r | |
3079 | @param[in] CheckedCount Indicate how many signature data have\r | |
3080 | been checked in current signature list.\r | |
3081 | \r | |
3082 | @retval EFI_SUCCESS Success to update the signature list page\r | |
3083 | @retval EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
3084 | **/\r | |
3085 | EFI_STATUS\r | |
3086 | DeleteSignatureEx (\r | |
c411b485 MK |
3087 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,\r |
3088 | IN SIGNATURE_DELETE_TYPE DelType,\r | |
3089 | IN UINT32 CheckedCount\r | |
85974aef | 3090 | )\r |
3091 | {\r | |
3092 | EFI_STATUS Status;\r | |
3093 | EFI_SIGNATURE_LIST *ListWalker;\r | |
3094 | EFI_SIGNATURE_LIST *NewCertList;\r | |
3095 | EFI_SIGNATURE_DATA *DataWalker;\r | |
65c77f02 | 3096 | CHAR16 VariableName[BUFFER_MAX_SIZE];\r |
85974aef | 3097 | UINT32 VariableAttr;\r |
3098 | UINTN VariableDataSize;\r | |
3099 | UINTN RemainingSize;\r | |
3100 | UINTN ListIndex;\r | |
3101 | UINTN Index;\r | |
3102 | UINTN Offset;\r | |
3103 | UINT8 *VariableData;\r | |
3104 | UINT8 *NewVariableData;\r | |
5678ebb4 | 3105 | EFI_TIME Time;\r |
85974aef | 3106 | \r |
c411b485 MK |
3107 | Status = EFI_SUCCESS;\r |
3108 | VariableAttr = 0;\r | |
3109 | VariableDataSize = 0;\r | |
3110 | ListIndex = 0;\r | |
3111 | Offset = 0;\r | |
3112 | VariableData = NULL;\r | |
3113 | NewVariableData = NULL;\r | |
85974aef | 3114 | \r |
0085d619 | 3115 | if (PrivateData->VariableName == Variable_DB) {\r |
65c77f02 | 3116 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE);\r |
0085d619 | 3117 | } else if (PrivateData->VariableName == Variable_DBX) {\r |
65c77f02 | 3118 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE1);\r |
0085d619 | 3119 | } else if (PrivateData->VariableName == Variable_DBT) {\r |
65c77f02 | 3120 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE2);\r |
85974aef | 3121 | } else {\r |
3122 | goto ON_EXIT;\r | |
3123 | }\r | |
3124 | \r | |
3125 | Status = gRT->GetVariable (\r | |
3126 | VariableName,\r | |
3127 | &gEfiImageSecurityDatabaseGuid,\r | |
3128 | &VariableAttr,\r | |
3129 | &VariableDataSize,\r | |
3130 | VariableData\r | |
c411b485 MK |
3131 | );\r |
3132 | if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {\r | |
85974aef | 3133 | goto ON_EXIT;\r |
3134 | }\r | |
3135 | \r | |
3136 | VariableData = AllocateZeroPool (VariableDataSize);\r | |
3137 | if (VariableData == NULL) {\r | |
3138 | Status = EFI_OUT_OF_RESOURCES;\r | |
3139 | goto ON_EXIT;\r | |
3140 | }\r | |
3141 | \r | |
3142 | Status = gRT->GetVariable (\r | |
3143 | VariableName,\r | |
3144 | &gEfiImageSecurityDatabaseGuid,\r | |
3145 | &VariableAttr,\r | |
3146 | &VariableDataSize,\r | |
3147 | VariableData\r | |
c411b485 | 3148 | );\r |
85974aef | 3149 | if (EFI_ERROR (Status)) {\r |
3150 | goto ON_EXIT;\r | |
3151 | }\r | |
3152 | \r | |
3153 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r | |
3154 | if (EFI_ERROR (Status)) {\r | |
3155 | goto ON_EXIT;\r | |
3156 | }\r | |
3157 | \r | |
3158 | NewVariableData = AllocateZeroPool (VariableDataSize);\r | |
3159 | if (NewVariableData == NULL) {\r | |
3160 | Status = EFI_OUT_OF_RESOURCES;\r | |
3161 | goto ON_EXIT;\r | |
3162 | }\r | |
3163 | \r | |
3164 | RemainingSize = VariableDataSize;\r | |
c411b485 | 3165 | ListWalker = (EFI_SIGNATURE_LIST *)(VariableData);\r |
0085d619 | 3166 | if (DelType == Delete_Signature_List_All) {\r |
85974aef | 3167 | VariableDataSize = 0;\r |
3168 | } else {\r | |
dcd70885 LG |
3169 | //\r |
3170 | // Traverse to target EFI_SIGNATURE_LIST but others will be skipped.\r | |
3171 | //\r | |
85974aef | 3172 | while ((RemainingSize > 0) && (RemainingSize >= ListWalker->SignatureListSize) && ListIndex < PrivateData->ListIndex) {\r |
3173 | CopyMem ((UINT8 *)NewVariableData + Offset, ListWalker, ListWalker->SignatureListSize);\r | |
3174 | Offset += ListWalker->SignatureListSize;\r | |
3175 | \r | |
3176 | RemainingSize -= ListWalker->SignatureListSize;\r | |
c411b485 | 3177 | ListWalker = (EFI_SIGNATURE_LIST *)((UINT8 *)ListWalker + ListWalker->SignatureListSize);\r |
85974aef | 3178 | ListIndex++;\r |
3179 | }\r | |
3180 | \r | |
dcd70885 LG |
3181 | //\r |
3182 | // Handle the target EFI_SIGNATURE_LIST.\r | |
3183 | // If CheckedCount == SIGNATURE_DATA_COUNTS (ListWalker) or DelType == Delete_Signature_List_One\r | |
3184 | // it means delete the whole EFI_SIGNATURE_LIST, So we just skip this EFI_SIGNATURE_LIST.\r | |
3185 | //\r | |
c411b485 | 3186 | if ((CheckedCount < SIGNATURE_DATA_COUNTS (ListWalker)) && (DelType == Delete_Signature_Data)) {\r |
85974aef | 3187 | NewCertList = (EFI_SIGNATURE_LIST *)(NewVariableData + Offset);\r |
3188 | //\r | |
3189 | // Copy header.\r | |
3190 | //\r | |
dcd70885 | 3191 | CopyMem ((UINT8 *)NewVariableData + Offset, ListWalker, sizeof (EFI_SIGNATURE_LIST) + ListWalker->SignatureHeaderSize);\r |
85974aef | 3192 | Offset += sizeof (EFI_SIGNATURE_LIST) + ListWalker->SignatureHeaderSize;\r |
3193 | \r | |
c411b485 MK |
3194 | DataWalker = (EFI_SIGNATURE_DATA *)((UINT8 *)ListWalker + sizeof (EFI_SIGNATURE_LIST) + ListWalker->SignatureHeaderSize);\r |
3195 | for (Index = 0; Index < SIGNATURE_DATA_COUNTS (ListWalker); Index = Index + 1) {\r | |
85974aef | 3196 | if (PrivateData->CheckArray[Index]) {\r |
3197 | //\r | |
3198 | // Delete checked signature data, and update the size of whole signature list.\r | |
3199 | //\r | |
3200 | NewCertList->SignatureListSize -= NewCertList->SignatureSize;\r | |
3201 | } else {\r | |
3202 | //\r | |
3203 | // Remain the unchecked signature data.\r | |
3204 | //\r | |
3205 | CopyMem ((UINT8 *)NewVariableData + Offset, DataWalker, ListWalker->SignatureSize);\r | |
3206 | Offset += ListWalker->SignatureSize;\r | |
3207 | }\r | |
c411b485 | 3208 | \r |
85974aef | 3209 | DataWalker = (EFI_SIGNATURE_DATA *)((UINT8 *)DataWalker + ListWalker->SignatureSize);\r |
3210 | }\r | |
85974aef | 3211 | }\r |
3212 | \r | |
dcd70885 | 3213 | RemainingSize -= ListWalker->SignatureListSize;\r |
c411b485 | 3214 | ListWalker = (EFI_SIGNATURE_LIST *)((UINT8 *)ListWalker + ListWalker->SignatureListSize);\r |
dcd70885 | 3215 | \r |
85974aef | 3216 | //\r |
3217 | // Copy remaining data, maybe 0.\r | |
3218 | //\r | |
c411b485 | 3219 | CopyMem ((UINT8 *)NewVariableData + Offset, ListWalker, RemainingSize);\r |
85974aef | 3220 | Offset += RemainingSize;\r |
3221 | \r | |
3222 | VariableDataSize = Offset;\r | |
3223 | }\r | |
3224 | \r | |
3225 | if ((VariableAttr & EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS) != 0) {\r | |
5678ebb4 KQ |
3226 | Status = GetCurrentTime (&Time);\r |
3227 | if (EFI_ERROR (Status)) {\r | |
3228 | DEBUG ((DEBUG_ERROR, "Fail to fetch valid time data: %r", Status));\r | |
3229 | goto ON_EXIT;\r | |
3230 | }\r | |
3231 | \r | |
3232 | Status = CreateTimeBasedPayload (&VariableDataSize, &NewVariableData, &Time);\r | |
85974aef | 3233 | if (EFI_ERROR (Status)) {\r |
3234 | DEBUG ((DEBUG_ERROR, "Fail to create time-based data payload: %r", Status));\r | |
3235 | goto ON_EXIT;\r | |
3236 | }\r | |
3237 | }\r | |
3238 | \r | |
3239 | Status = gRT->SetVariable (\r | |
3240 | VariableName,\r | |
3241 | &gEfiImageSecurityDatabaseGuid,\r | |
3242 | VariableAttr,\r | |
3243 | VariableDataSize,\r | |
3244 | NewVariableData\r | |
c411b485 | 3245 | );\r |
85974aef | 3246 | if (EFI_ERROR (Status)) {\r |
3247 | DEBUG ((DEBUG_ERROR, "Failed to set variable, Status = %r", Status));\r | |
3248 | goto ON_EXIT;\r | |
3249 | }\r | |
3250 | \r | |
3251 | ON_EXIT:\r | |
85974aef | 3252 | SECUREBOOT_FREE_NON_NULL (VariableData);\r |
3253 | SECUREBOOT_FREE_NON_NULL (NewVariableData);\r | |
3254 | \r | |
3255 | return Status;\r | |
3256 | }\r | |
3257 | \r | |
02dd6af9 CZ |
3258 | /**\r |
3259 | \r | |
3260 | Update SecureBoot strings based on new Secure Boot Mode State. String includes STR_SECURE_BOOT_STATE_CONTENT\r | |
3261 | and STR_CUR_SECURE_BOOT_MODE_CONTENT.\r | |
3262 | \r | |
3263 | @param[in] PrivateData Module's private data.\r | |
3264 | \r | |
3265 | @return EFI_SUCCESS Update secure boot strings successfully.\r | |
3266 | @return other Fail to update secure boot strings.\r | |
3267 | \r | |
3268 | **/\r | |
3269 | EFI_STATUS\r | |
c411b485 | 3270 | UpdateSecureBootString (\r |
02dd6af9 | 3271 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private\r |
abffadf0 ZC |
3272 | )\r |
3273 | {\r | |
c411b485 | 3274 | UINT8 *SecureBoot;\r |
02dd6af9 | 3275 | \r |
e8cd9b80 CZ |
3276 | SecureBoot = NULL;\r |
3277 | \r | |
02dd6af9 CZ |
3278 | //\r |
3279 | // Get current secure boot state.\r | |
3280 | //\r | |
c411b485 | 3281 | GetVariable2 (EFI_SECURE_BOOT_MODE_NAME, &gEfiGlobalVariableGuid, (VOID **)&SecureBoot, NULL);\r |
e8cd9b80 CZ |
3282 | if (SecureBoot == NULL) {\r |
3283 | return EFI_NOT_FOUND;\r | |
02dd6af9 CZ |
3284 | }\r |
3285 | \r | |
3286 | if (*SecureBoot == SECURE_BOOT_MODE_ENABLE) {\r | |
3287 | HiiSetString (Private->HiiHandle, STRING_TOKEN (STR_SECURE_BOOT_STATE_CONTENT), L"Enabled", NULL);\r | |
3288 | } else {\r | |
3289 | HiiSetString (Private->HiiHandle, STRING_TOKEN (STR_SECURE_BOOT_STATE_CONTENT), L"Disabled", NULL);\r | |
3290 | }\r | |
02dd6af9 | 3291 | \r |
c411b485 | 3292 | FreePool (SecureBoot);\r |
02dd6af9 CZ |
3293 | \r |
3294 | return EFI_SUCCESS;\r | |
3295 | }\r | |
3296 | \r | |
ecc722ad | 3297 | /**\r |
3298 | This function extracts configuration from variable.\r | |
20333c6d | 3299 | \r |
4de754e1 | 3300 | @param[in] Private Point to SecureBoot configuration driver private data.\r |
ecc722ad | 3301 | @param[in, out] ConfigData Point to SecureBoot configuration private data.\r |
3302 | \r | |
3303 | **/\r | |
3304 | VOID\r | |
3305 | SecureBootExtractConfigFromVariable (\r | |
4de754e1 | 3306 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *Private,\r |
ecc722ad | 3307 | IN OUT SECUREBOOT_CONFIGURATION *ConfigData\r |
20333c6d | 3308 | )\r |
ecc722ad | 3309 | {\r |
20333c6d | 3310 | UINT8 *SecureBootEnable;\r |
12087ff6 | 3311 | UINT8 *SetupMode;\r |
20333c6d QL |
3312 | UINT8 *SecureBootMode;\r |
3313 | EFI_TIME CurrTime;\r | |
ecc722ad | 3314 | \r |
3315 | SecureBootEnable = NULL;\r | |
12087ff6 | 3316 | SetupMode = NULL;\r |
ecc722ad | 3317 | SecureBootMode = NULL;\r |
20333c6d QL |
3318 | \r |
3319 | //\r | |
d6b926e7 | 3320 | // Initialize the Date and Time using system time.\r |
20333c6d QL |
3321 | //\r |
3322 | ConfigData->CertificateFormat = HASHALG_RAW;\r | |
c411b485 | 3323 | ConfigData->AlwaysRevocation = TRUE;\r |
20333c6d QL |
3324 | gRT->GetTime (&CurrTime, NULL);\r |
3325 | ConfigData->RevocationDate.Year = CurrTime.Year;\r | |
3326 | ConfigData->RevocationDate.Month = CurrTime.Month;\r | |
3327 | ConfigData->RevocationDate.Day = CurrTime.Day;\r | |
3328 | ConfigData->RevocationTime.Hour = CurrTime.Hour;\r | |
3329 | ConfigData->RevocationTime.Minute = CurrTime.Minute;\r | |
3330 | ConfigData->RevocationTime.Second = 0;\r | |
4de754e1 ZC |
3331 | if (Private->FileContext->FHandle != NULL) {\r |
3332 | ConfigData->FileEnrollType = Private->FileContext->FileType;\r | |
3333 | } else {\r | |
3334 | ConfigData->FileEnrollType = UNKNOWN_FILE_TYPE;\r | |
3335 | }\r | |
20333c6d | 3336 | \r |
ecc722ad | 3337 | //\r |
3338 | // If it is Physical Presence User, set the PhysicalPresent to true.\r | |
3339 | //\r | |
c411b485 | 3340 | if (UserPhysicalPresent ()) {\r |
ecc722ad | 3341 | ConfigData->PhysicalPresent = TRUE;\r |
3342 | } else {\r | |
3343 | ConfigData->PhysicalPresent = FALSE;\r | |
3344 | }\r | |
20333c6d | 3345 | \r |
96832eef CZ |
3346 | //\r |
3347 | // If there is no PK then the Delete Pk button will be gray.\r | |
3348 | //\r | |
c411b485 MK |
3349 | GetVariable2 (EFI_SETUP_MODE_NAME, &gEfiGlobalVariableGuid, (VOID **)&SetupMode, NULL);\r |
3350 | if ((SetupMode == NULL) || ((*SetupMode) == SETUP_MODE)) {\r | |
96832eef | 3351 | ConfigData->HasPk = FALSE;\r |
c411b485 | 3352 | } else {\r |
96832eef CZ |
3353 | ConfigData->HasPk = TRUE;\r |
3354 | }\r | |
3355 | \r | |
126f3b1d | 3356 | //\r |
d6b926e7 | 3357 | // Check SecureBootEnable & Pk status, fix the inconsistency.\r |
126f3b1d ZC |
3358 | // If the SecureBootEnable Variable doesn't exist, hide the SecureBoot Enable/Disable\r |
3359 | // Checkbox.\r | |
3360 | //\r | |
3361 | ConfigData->AttemptSecureBoot = FALSE;\r | |
c411b485 | 3362 | GetVariable2 (EFI_SECURE_BOOT_ENABLE_NAME, &gEfiSecureBootEnableDisableGuid, (VOID **)&SecureBootEnable, NULL);\r |
126f3b1d ZC |
3363 | \r |
3364 | //\r | |
d6b926e7 | 3365 | // Fix Pk and SecureBootEnable inconsistency\r |
126f3b1d | 3366 | //\r |
c411b485 | 3367 | if ((SetupMode != NULL) && ((*SetupMode) == USER_MODE)) {\r |
126f3b1d ZC |
3368 | ConfigData->HideSecureBoot = FALSE;\r |
3369 | if ((SecureBootEnable != NULL) && (*SecureBootEnable == SECURE_BOOT_ENABLE)) {\r | |
3370 | ConfigData->AttemptSecureBoot = TRUE;\r | |
3371 | }\r | |
3372 | } else {\r | |
3373 | ConfigData->HideSecureBoot = TRUE;\r | |
3374 | }\r | |
3375 | \r | |
12087ff6 ZC |
3376 | //\r |
3377 | // Get the SecureBootMode from CustomMode variable.\r | |
3378 | //\r | |
c411b485 | 3379 | GetVariable2 (EFI_CUSTOM_MODE_NAME, &gEfiCustomModeEnableGuid, (VOID **)&SecureBootMode, NULL);\r |
12087ff6 ZC |
3380 | if (SecureBootMode == NULL) {\r |
3381 | ConfigData->SecureBootMode = STANDARD_SECURE_BOOT_MODE;\r | |
3382 | } else {\r | |
3383 | ConfigData->SecureBootMode = *(SecureBootMode);\r | |
3384 | }\r | |
3385 | \r | |
f71ed839 | 3386 | if (SecureBootEnable != NULL) {\r |
3387 | FreePool (SecureBootEnable);\r | |
3388 | }\r | |
c411b485 | 3389 | \r |
12087ff6 ZC |
3390 | if (SetupMode != NULL) {\r |
3391 | FreePool (SetupMode);\r | |
3392 | }\r | |
c411b485 | 3393 | \r |
f71ed839 | 3394 | if (SecureBootMode != NULL) {\r |
3395 | FreePool (SecureBootMode);\r | |
3396 | }\r | |
beda2356 | 3397 | }\r |
3398 | \r | |
3399 | /**\r | |
3400 | This function allows a caller to extract the current configuration for one\r | |
3401 | or more named elements from the target driver.\r | |
3402 | \r | |
3403 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
3404 | @param[in] Request A null-terminated Unicode string in\r | |
3405 | <ConfigRequest> format.\r | |
3406 | @param[out] Progress On return, points to a character in the Request\r | |
3407 | string. Points to the string's null terminator if\r | |
3408 | request was successful. Points to the most recent\r | |
3409 | '&' before the first failing name/value pair (or\r | |
3410 | the beginning of the string if the failure is in\r | |
3411 | the first name/value pair) if the request was not\r | |
3412 | successful.\r | |
3413 | @param[out] Results A null-terminated Unicode string in\r | |
3414 | <ConfigAltResp> format which has all values filled\r | |
3415 | in for the names in the Request string. String to\r | |
3416 | be allocated by the called function.\r | |
3417 | \r | |
3418 | @retval EFI_SUCCESS The Results is filled with the requested values.\r | |
3419 | @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.\r | |
3420 | @retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name.\r | |
3421 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
3422 | driver.\r | |
3423 | \r | |
3424 | **/\r | |
3425 | EFI_STATUS\r | |
3426 | EFIAPI\r | |
3427 | SecureBootExtractConfig (\r | |
c411b485 MK |
3428 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r |
3429 | IN CONST EFI_STRING Request,\r | |
3430 | OUT EFI_STRING *Progress,\r | |
3431 | OUT EFI_STRING *Results\r | |
beda2356 | 3432 | )\r |
3433 | {\r | |
c411b485 MK |
3434 | EFI_STATUS Status;\r |
3435 | UINTN BufferSize;\r | |
3436 | UINTN Size;\r | |
3437 | SECUREBOOT_CONFIGURATION Configuration;\r | |
3438 | EFI_STRING ConfigRequest;\r | |
3439 | EFI_STRING ConfigRequestHdr;\r | |
3440 | SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData;\r | |
3441 | BOOLEAN AllocatedRequest;\r | |
3442 | \r | |
3443 | if ((Progress == NULL) || (Results == NULL)) {\r | |
beda2356 | 3444 | return EFI_INVALID_PARAMETER;\r |
3445 | }\r | |
20333c6d | 3446 | \r |
bc0c99b3 | 3447 | AllocatedRequest = FALSE;\r |
3448 | ConfigRequestHdr = NULL;\r | |
3449 | ConfigRequest = NULL;\r | |
3450 | Size = 0;\r | |
20333c6d | 3451 | \r |
ea71453f | 3452 | ZeroMem (&Configuration, sizeof (Configuration));\r |
c411b485 MK |
3453 | PrivateData = SECUREBOOT_CONFIG_PRIVATE_FROM_THIS (This);\r |
3454 | *Progress = Request;\r | |
20333c6d | 3455 | \r |
beda2356 | 3456 | if ((Request != NULL) && !HiiIsConfigHdrMatch (Request, &gSecureBootConfigFormSetGuid, mSecureBootStorageName)) {\r |
3457 | return EFI_NOT_FOUND;\r | |
3458 | }\r | |
3459 | \r | |
c411b485 | 3460 | ZeroMem (&Configuration, sizeof (SECUREBOOT_CONFIGURATION));\r |
4de754e1 | 3461 | \r |
beda2356 | 3462 | //\r |
ecc722ad | 3463 | // Get Configuration from Variable.\r |
beda2356 | 3464 | //\r |
4de754e1 | 3465 | SecureBootExtractConfigFromVariable (PrivateData, &Configuration);\r |
f71ed839 | 3466 | \r |
c411b485 | 3467 | BufferSize = sizeof (SECUREBOOT_CONFIGURATION);\r |
beda2356 | 3468 | ConfigRequest = Request;\r |
bc0c99b3 | 3469 | if ((Request == NULL) || (StrStr (Request, L"OFFSET") == NULL)) {\r |
3470 | //\r | |
3471 | // Request is set to NULL or OFFSET is NULL, construct full request string.\r | |
bc0c99b3 | 3472 | //\r |
3473 | // Allocate and fill a buffer large enough to hold the <ConfigHdr> template\r | |
3474 | // followed by "&OFFSET=0&WIDTH=WWWWWWWWWWWWWWWW" followed by a Null-terminator\r | |
3475 | //\r | |
3476 | ConfigRequestHdr = HiiConstructConfigHdr (&gSecureBootConfigFormSetGuid, mSecureBootStorageName, PrivateData->DriverHandle);\r | |
c411b485 MK |
3477 | Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);\r |
3478 | ConfigRequest = AllocateZeroPool (Size);\r | |
bc0c99b3 | 3479 | ASSERT (ConfigRequest != NULL);\r |
3480 | AllocatedRequest = TRUE;\r | |
3481 | UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64)BufferSize);\r | |
3482 | FreePool (ConfigRequestHdr);\r | |
3483 | ConfigRequestHdr = NULL;\r | |
3484 | }\r | |
beda2356 | 3485 | \r |
3486 | Status = gHiiConfigRouting->BlockToConfig (\r | |
3487 | gHiiConfigRouting,\r | |
3488 | ConfigRequest,\r | |
c411b485 | 3489 | (UINT8 *)&Configuration,\r |
beda2356 | 3490 | BufferSize,\r |
3491 | Results,\r | |
3492 | Progress\r | |
3493 | );\r | |
bc0c99b3 | 3494 | \r |
3495 | //\r | |
3496 | // Free the allocated config request string.\r | |
3497 | //\r | |
3498 | if (AllocatedRequest) {\r | |
3499 | FreePool (ConfigRequest);\r | |
3500 | }\r | |
3501 | \r | |
beda2356 | 3502 | //\r |
3503 | // Set Progress string to the original request string.\r | |
3504 | //\r | |
3505 | if (Request == NULL) {\r | |
3506 | *Progress = NULL;\r | |
3507 | } else if (StrStr (Request, L"OFFSET") == NULL) {\r | |
3508 | *Progress = Request + StrLen (Request);\r | |
3509 | }\r | |
3510 | \r | |
3511 | return Status;\r | |
3512 | }\r | |
3513 | \r | |
3514 | /**\r | |
3515 | This function processes the results of changes in configuration.\r | |
3516 | \r | |
3517 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
3518 | @param[in] Configuration A null-terminated Unicode string in <ConfigResp>\r | |
3519 | format.\r | |
3520 | @param[out] Progress A pointer to a string filled in with the offset of\r | |
3521 | the most recent '&' before the first failing\r | |
3522 | name/value pair (or the beginning of the string if\r | |
3523 | the failure is in the first name/value pair) or\r | |
3524 | the terminating NULL if all was successful.\r | |
3525 | \r | |
3526 | @retval EFI_SUCCESS The Results is processed successfully.\r | |
3527 | @retval EFI_INVALID_PARAMETER Configuration is NULL.\r | |
3528 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
3529 | driver.\r | |
3530 | \r | |
3531 | **/\r | |
3532 | EFI_STATUS\r | |
3533 | EFIAPI\r | |
3534 | SecureBootRouteConfig (\r | |
c411b485 MK |
3535 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r |
3536 | IN CONST EFI_STRING Configuration,\r | |
3537 | OUT EFI_STRING *Progress\r | |
beda2356 | 3538 | )\r |
3539 | {\r | |
c411b485 MK |
3540 | SECUREBOOT_CONFIGURATION IfrNvData;\r |
3541 | UINTN BufferSize;\r | |
3542 | SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData;\r | |
3543 | EFI_STATUS Status;\r | |
20333c6d | 3544 | \r |
c411b485 | 3545 | if ((Configuration == NULL) || (Progress == NULL)) {\r |
beda2356 | 3546 | return EFI_INVALID_PARAMETER;\r |
3547 | }\r | |
3548 | \r | |
3549 | *Progress = Configuration;\r | |
3550 | if (!HiiIsConfigHdrMatch (Configuration, &gSecureBootConfigFormSetGuid, mSecureBootStorageName)) {\r | |
3551 | return EFI_NOT_FOUND;\r | |
3552 | }\r | |
3553 | \r | |
4de754e1 ZC |
3554 | PrivateData = SECUREBOOT_CONFIG_PRIVATE_FROM_THIS (This);\r |
3555 | \r | |
a365eed4 FS |
3556 | //\r |
3557 | // Get Configuration from Variable.\r | |
3558 | //\r | |
4de754e1 | 3559 | SecureBootExtractConfigFromVariable (PrivateData, &IfrNvData);\r |
a365eed4 FS |
3560 | \r |
3561 | //\r | |
3562 | // Map the Configuration to the configuration block.\r | |
3563 | //\r | |
a2f2c258 | 3564 | BufferSize = sizeof (SECUREBOOT_CONFIGURATION);\r |
c411b485 MK |
3565 | Status = gHiiConfigRouting->ConfigToBlock (\r |
3566 | gHiiConfigRouting,\r | |
3567 | Configuration,\r | |
3568 | (UINT8 *)&IfrNvData,\r | |
3569 | &BufferSize,\r | |
3570 | Progress\r | |
3571 | );\r | |
a2f2c258 | 3572 | if (EFI_ERROR (Status)) {\r |
3573 | return Status;\r | |
3574 | }\r | |
3575 | \r | |
3576 | //\r | |
3577 | // Store Buffer Storage back to EFI variable if needed\r | |
3578 | //\r | |
126f3b1d | 3579 | if (!IfrNvData.HideSecureBoot) {\r |
a2f2c258 | 3580 | Status = SaveSecureBootVariable (IfrNvData.AttemptSecureBoot);\r |
3581 | if (EFI_ERROR (Status)) {\r | |
3582 | return Status;\r | |
3583 | }\r | |
3584 | }\r | |
3585 | \r | |
ecc722ad | 3586 | *Progress = Configuration + StrLen (Configuration);\r |
beda2356 | 3587 | return EFI_SUCCESS;\r |
3588 | }\r | |
3589 | \r | |
85974aef | 3590 | /**\r |
3591 | This function to load signature list, the update the menu page.\r | |
3592 | \r | |
3593 | @param[in] PrivateData Module's private data.\r | |
3594 | @param[in] LabelId Label number to insert opcodes.\r | |
3595 | @param[in] FormId Form ID of current page.\r | |
3596 | @param[in] QuestionIdBase Base question id of the signature list.\r | |
3597 | \r | |
3598 | @retval EFI_SUCCESS Success to update the signature list page\r | |
3599 | @retval EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
3600 | **/\r | |
3601 | EFI_STATUS\r | |
3602 | LoadSignatureList (\r | |
c411b485 MK |
3603 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,\r |
3604 | IN UINT16 LabelId,\r | |
3605 | IN EFI_FORM_ID FormId,\r | |
3606 | IN EFI_QUESTION_ID QuestionIdBase\r | |
85974aef | 3607 | )\r |
3608 | {\r | |
c411b485 MK |
3609 | EFI_STATUS Status;\r |
3610 | EFI_STRING_ID ListType;\r | |
3611 | EFI_STRING FormatNameString;\r | |
3612 | EFI_STRING FormatHelpString;\r | |
3613 | EFI_STRING FormatTypeString;\r | |
3614 | EFI_SIGNATURE_LIST *ListWalker;\r | |
3615 | EFI_IFR_GUID_LABEL *StartLabel;\r | |
3616 | EFI_IFR_GUID_LABEL *EndLabel;\r | |
3617 | EFI_IFR_GUID_LABEL *StartGoto;\r | |
3618 | EFI_IFR_GUID_LABEL *EndGoto;\r | |
3619 | EFI_FORM_ID DstFormId;\r | |
3620 | VOID *StartOpCodeHandle;\r | |
3621 | VOID *EndOpCodeHandle;\r | |
3622 | VOID *StartGotoHandle;\r | |
3623 | VOID *EndGotoHandle;\r | |
3624 | UINTN DataSize;\r | |
3625 | UINTN RemainingSize;\r | |
3626 | UINT16 Index;\r | |
3627 | UINT8 *VariableData;\r | |
3628 | CHAR16 VariableName[BUFFER_MAX_SIZE];\r | |
3629 | CHAR16 NameBuffer[BUFFER_MAX_SIZE];\r | |
3630 | CHAR16 HelpBuffer[BUFFER_MAX_SIZE];\r | |
3631 | \r | |
3632 | Status = EFI_SUCCESS;\r | |
3633 | FormatNameString = NULL;\r | |
3634 | FormatHelpString = NULL;\r | |
3635 | StartOpCodeHandle = NULL;\r | |
3636 | EndOpCodeHandle = NULL;\r | |
3637 | StartGotoHandle = NULL;\r | |
3638 | EndGotoHandle = NULL;\r | |
3639 | Index = 0;\r | |
3640 | VariableData = NULL;\r | |
85974aef | 3641 | \r |
3642 | //\r | |
3643 | // Initialize the container for dynamic opcodes.\r | |
3644 | //\r | |
3645 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
3646 | if (StartOpCodeHandle == NULL) {\r | |
3647 | Status = EFI_OUT_OF_RESOURCES;\r | |
3648 | goto ON_EXIT;\r | |
3649 | }\r | |
3650 | \r | |
3651 | EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
3652 | if (EndOpCodeHandle == NULL) {\r | |
3653 | Status = EFI_OUT_OF_RESOURCES;\r | |
3654 | goto ON_EXIT;\r | |
3655 | }\r | |
3656 | \r | |
3657 | StartGotoHandle = HiiAllocateOpCodeHandle ();\r | |
3658 | if (StartGotoHandle == NULL) {\r | |
3659 | Status = EFI_OUT_OF_RESOURCES;\r | |
3660 | goto ON_EXIT;\r | |
3661 | }\r | |
3662 | \r | |
3663 | EndGotoHandle = HiiAllocateOpCodeHandle ();\r | |
3664 | if (EndGotoHandle == NULL) {\r | |
3665 | Status = EFI_OUT_OF_RESOURCES;\r | |
3666 | goto ON_EXIT;\r | |
3667 | }\r | |
3668 | \r | |
3669 | //\r | |
3670 | // Create Hii Extend Label OpCode.\r | |
3671 | //\r | |
3672 | StartLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r | |
3673 | StartOpCodeHandle,\r | |
3674 | &gEfiIfrTianoGuid,\r | |
3675 | NULL,\r | |
3676 | sizeof (EFI_IFR_GUID_LABEL)\r | |
c411b485 MK |
3677 | );\r |
3678 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
3679 | StartLabel->Number = LabelId;\r | |
85974aef | 3680 | \r |
3681 | EndLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r | |
3682 | EndOpCodeHandle,\r | |
3683 | &gEfiIfrTianoGuid,\r | |
3684 | NULL,\r | |
3685 | sizeof (EFI_IFR_GUID_LABEL)\r | |
c411b485 MK |
3686 | );\r |
3687 | EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
3688 | EndLabel->Number = LABEL_END;\r | |
85974aef | 3689 | \r |
c411b485 | 3690 | StartGoto = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r |
85974aef | 3691 | StartGotoHandle,\r |
3692 | &gEfiIfrTianoGuid,\r | |
3693 | NULL,\r | |
c411b485 MK |
3694 | sizeof (EFI_IFR_GUID_LABEL)\r |
3695 | );\r | |
3696 | StartGoto->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
3697 | StartGoto->Number = LABEL_DELETE_ALL_LIST_BUTTON;\r | |
85974aef | 3698 | \r |
c411b485 | 3699 | EndGoto = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r |
85974aef | 3700 | EndGotoHandle,\r |
3701 | &gEfiIfrTianoGuid,\r | |
3702 | NULL,\r | |
c411b485 MK |
3703 | sizeof (EFI_IFR_GUID_LABEL)\r |
3704 | );\r | |
85974aef | 3705 | EndGoto->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r |
c411b485 | 3706 | EndGoto->Number = LABEL_END;\r |
85974aef | 3707 | \r |
0085d619 | 3708 | if (PrivateData->VariableName == Variable_DB) {\r |
65c77f02 | 3709 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE);\r |
85974aef | 3710 | DstFormId = FORMID_SECURE_BOOT_DB_OPTION_FORM;\r |
0085d619 | 3711 | } else if (PrivateData->VariableName == Variable_DBX) {\r |
65c77f02 | 3712 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE1);\r |
85974aef | 3713 | DstFormId = FORMID_SECURE_BOOT_DBX_OPTION_FORM;\r |
0085d619 | 3714 | } else if (PrivateData->VariableName == Variable_DBT) {\r |
65c77f02 | 3715 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE2);\r |
85974aef | 3716 | DstFormId = FORMID_SECURE_BOOT_DBT_OPTION_FORM;\r |
3717 | } else {\r | |
3718 | goto ON_EXIT;\r | |
3719 | }\r | |
3720 | \r | |
3721 | HiiCreateGotoOpCode (\r | |
3722 | StartGotoHandle,\r | |
3723 | DstFormId,\r | |
3724 | STRING_TOKEN (STR_SECURE_BOOT_DELETE_ALL_LIST),\r | |
3725 | STRING_TOKEN (STR_SECURE_BOOT_DELETE_ALL_LIST),\r | |
3726 | EFI_IFR_FLAG_CALLBACK,\r | |
3727 | KEY_SECURE_BOOT_DELETE_ALL_LIST\r | |
c411b485 | 3728 | );\r |
85974aef | 3729 | \r |
3730 | //\r | |
3731 | // Read Variable, the variable name save in the PrivateData->VariableName.\r | |
3732 | //\r | |
3733 | DataSize = 0;\r | |
c411b485 MK |
3734 | Status = gRT->GetVariable (VariableName, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, VariableData);\r |
3735 | if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {\r | |
85974aef | 3736 | goto ON_EXIT;\r |
3737 | }\r | |
3738 | \r | |
3739 | VariableData = AllocateZeroPool (DataSize);\r | |
3740 | if (VariableData == NULL) {\r | |
3741 | Status = EFI_OUT_OF_RESOURCES;\r | |
3742 | goto ON_EXIT;\r | |
3743 | }\r | |
c411b485 | 3744 | \r |
85974aef | 3745 | Status = gRT->GetVariable (VariableName, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, VariableData);\r |
3746 | if (EFI_ERROR (Status)) {\r | |
3747 | goto ON_EXIT;\r | |
3748 | }\r | |
3749 | \r | |
3539e850 | 3750 | FormatNameString = HiiGetString (PrivateData->HiiHandle, STRING_TOKEN (STR_SIGNATURE_LIST_NAME_FORMAT), NULL);\r |
3751 | FormatHelpString = HiiGetString (PrivateData->HiiHandle, STRING_TOKEN (STR_SIGNATURE_LIST_HELP_FORMAT), NULL);\r | |
c411b485 | 3752 | if ((FormatNameString == NULL) || (FormatHelpString == NULL)) {\r |
3539e850 | 3753 | goto ON_EXIT;\r |
3754 | }\r | |
3755 | \r | |
85974aef | 3756 | RemainingSize = DataSize;\r |
3757 | ListWalker = (EFI_SIGNATURE_LIST *)VariableData;\r | |
3758 | while ((RemainingSize > 0) && (RemainingSize >= ListWalker->SignatureListSize)) {\r | |
3759 | if (CompareGuid (&ListWalker->SignatureType, &gEfiCertRsa2048Guid)) {\r | |
3760 | ListType = STRING_TOKEN (STR_LIST_TYPE_RSA2048_SHA256);\r | |
3761 | } else if (CompareGuid (&ListWalker->SignatureType, &gEfiCertX509Guid)) {\r | |
3762 | ListType = STRING_TOKEN (STR_LIST_TYPE_X509);\r | |
3763 | } else if (CompareGuid (&ListWalker->SignatureType, &gEfiCertSha1Guid)) {\r | |
3764 | ListType = STRING_TOKEN (STR_LIST_TYPE_SHA1);\r | |
3765 | } else if (CompareGuid (&ListWalker->SignatureType, &gEfiCertSha256Guid)) {\r | |
3766 | ListType = STRING_TOKEN (STR_LIST_TYPE_SHA256);\r | |
3767 | } else if (CompareGuid (&ListWalker->SignatureType, &gEfiCertX509Sha256Guid)) {\r | |
3768 | ListType = STRING_TOKEN (STR_LIST_TYPE_X509_SHA256);\r | |
3769 | } else if (CompareGuid (&ListWalker->SignatureType, &gEfiCertX509Sha384Guid)) {\r | |
3770 | ListType = STRING_TOKEN (STR_LIST_TYPE_X509_SHA384);\r | |
3771 | } else if (CompareGuid (&ListWalker->SignatureType, &gEfiCertX509Sha512Guid)) {\r | |
3772 | ListType = STRING_TOKEN (STR_LIST_TYPE_X509_SHA512);\r | |
3773 | } else {\r | |
3774 | ListType = STRING_TOKEN (STR_LIST_TYPE_UNKNOWN);\r | |
3775 | }\r | |
c411b485 | 3776 | \r |
3539e850 | 3777 | FormatTypeString = HiiGetString (PrivateData->HiiHandle, ListType, NULL);\r |
3778 | if (FormatTypeString == NULL) {\r | |
3779 | goto ON_EXIT;\r | |
3780 | }\r | |
85974aef | 3781 | \r |
65c77f02 | 3782 | ZeroMem (NameBuffer, sizeof (NameBuffer));\r |
3539e850 | 3783 | UnicodeSPrint (NameBuffer, sizeof (NameBuffer), FormatNameString, Index + 1);\r |
65c77f02 | 3784 | \r |
3785 | ZeroMem (HelpBuffer, sizeof (HelpBuffer));\r | |
c411b485 MK |
3786 | UnicodeSPrint (\r |
3787 | HelpBuffer,\r | |
65c77f02 | 3788 | sizeof (HelpBuffer),\r |
3539e850 | 3789 | FormatHelpString,\r |
3790 | FormatTypeString,\r | |
85974aef | 3791 | SIGNATURE_DATA_COUNTS (ListWalker)\r |
c411b485 | 3792 | );\r |
3539e850 | 3793 | SECUREBOOT_FREE_NON_NULL (FormatTypeString);\r |
3794 | FormatTypeString = NULL;\r | |
85974aef | 3795 | \r |
3796 | HiiCreateGotoOpCode (\r | |
3797 | StartOpCodeHandle,\r | |
3798 | SECUREBOOT_DELETE_SIGNATURE_DATA_FORM,\r | |
3799 | HiiSetString (PrivateData->HiiHandle, 0, NameBuffer, NULL),\r | |
3800 | HiiSetString (PrivateData->HiiHandle, 0, HelpBuffer, NULL),\r | |
3801 | EFI_IFR_FLAG_CALLBACK,\r | |
3802 | QuestionIdBase + Index++\r | |
c411b485 | 3803 | );\r |
85974aef | 3804 | \r |
85974aef | 3805 | RemainingSize -= ListWalker->SignatureListSize;\r |
c411b485 | 3806 | ListWalker = (EFI_SIGNATURE_LIST *)((UINT8 *)ListWalker + ListWalker->SignatureListSize);\r |
85974aef | 3807 | }\r |
3808 | \r | |
3809 | ON_EXIT:\r | |
3810 | HiiUpdateForm (\r | |
3811 | PrivateData->HiiHandle,\r | |
3812 | &gSecureBootConfigFormSetGuid,\r | |
3813 | FormId,\r | |
3814 | StartOpCodeHandle,\r | |
3815 | EndOpCodeHandle\r | |
c411b485 | 3816 | );\r |
85974aef | 3817 | \r |
3818 | HiiUpdateForm (\r | |
3819 | PrivateData->HiiHandle,\r | |
3820 | &gSecureBootConfigFormSetGuid,\r | |
3821 | FormId,\r | |
3822 | StartGotoHandle,\r | |
3823 | EndGotoHandle\r | |
c411b485 | 3824 | );\r |
85974aef | 3825 | \r |
3826 | SECUREBOOT_FREE_NON_OPCODE (StartOpCodeHandle);\r | |
3827 | SECUREBOOT_FREE_NON_OPCODE (EndOpCodeHandle);\r | |
3828 | SECUREBOOT_FREE_NON_OPCODE (StartGotoHandle);\r | |
3829 | SECUREBOOT_FREE_NON_OPCODE (EndGotoHandle);\r | |
3830 | \r | |
85974aef | 3831 | SECUREBOOT_FREE_NON_NULL (VariableData);\r |
3539e850 | 3832 | SECUREBOOT_FREE_NON_NULL (FormatNameString);\r |
3833 | SECUREBOOT_FREE_NON_NULL (FormatHelpString);\r | |
85974aef | 3834 | \r |
3835 | PrivateData->ListCount = Index;\r | |
3836 | \r | |
3837 | return Status;\r | |
3838 | }\r | |
3839 | \r | |
3840 | /**\r | |
3841 | Parse hash value from EFI_SIGNATURE_DATA, and save in the CHAR16 type array.\r | |
3842 | The buffer is callee allocated and should be freed by the caller.\r | |
3843 | \r | |
3844 | @param[in] ListEntry The pointer point to the signature list.\r | |
3845 | @param[in] DataEntry The signature data we are processing.\r | |
3846 | @param[out] BufferToReturn Buffer to save the hash value.\r | |
3847 | \r | |
3848 | @retval EFI_INVALID_PARAMETER Invalid List or Data or Buffer.\r | |
3849 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
3850 | @retval EFI_SUCCESS Operation success.\r | |
3851 | **/\r | |
3852 | EFI_STATUS\r | |
3853 | ParseHashValue (\r | |
c411b485 MK |
3854 | IN EFI_SIGNATURE_LIST *ListEntry,\r |
3855 | IN EFI_SIGNATURE_DATA *DataEntry,\r | |
3856 | OUT CHAR16 **BufferToReturn\r | |
85974aef | 3857 | )\r |
3858 | {\r | |
c411b485 MK |
3859 | UINTN Index;\r |
3860 | UINTN BufferIndex;\r | |
3861 | UINTN TotalSize;\r | |
3862 | UINTN DataSize;\r | |
3863 | UINTN Line;\r | |
3864 | UINTN OneLineBytes;\r | |
85974aef | 3865 | \r |
3866 | //\r | |
3867 | // Assume that, display 8 bytes in one line.\r | |
3868 | //\r | |
3869 | OneLineBytes = 8;\r | |
3870 | \r | |
c411b485 | 3871 | if ((ListEntry == NULL) || (DataEntry == NULL) || (BufferToReturn == NULL)) {\r |
85974aef | 3872 | return EFI_INVALID_PARAMETER;\r |
3873 | }\r | |
3874 | \r | |
c411b485 MK |
3875 | DataSize = ListEntry->SignatureSize - sizeof (EFI_GUID);\r |
3876 | Line = (DataSize + OneLineBytes - 1) / OneLineBytes;\r | |
85974aef | 3877 | \r |
3878 | //\r | |
3879 | // Each byte will split two Hex-number, and each line need additional memory to save '\r\n'.\r | |
3880 | //\r | |
c411b485 | 3881 | TotalSize = ((DataSize + Line) * 2 * sizeof (CHAR16));\r |
85974aef | 3882 | \r |
c411b485 | 3883 | *BufferToReturn = AllocateZeroPool (TotalSize);\r |
85974aef | 3884 | if (*BufferToReturn == NULL) {\r |
3885 | return EFI_OUT_OF_RESOURCES;\r | |
3886 | }\r | |
3887 | \r | |
3888 | for (Index = 0, BufferIndex = 0; Index < DataSize; Index = Index + 1) {\r | |
3889 | if ((Index > 0) && (Index % OneLineBytes == 0)) {\r | |
c411b485 | 3890 | BufferIndex += UnicodeSPrint (&(*BufferToReturn)[BufferIndex], TotalSize - sizeof (CHAR16) * BufferIndex, L"\n");\r |
85974aef | 3891 | }\r |
c411b485 MK |
3892 | \r |
3893 | BufferIndex += UnicodeSPrint (&(*BufferToReturn)[BufferIndex], TotalSize - sizeof (CHAR16) * BufferIndex, L"%02x", DataEntry->SignatureData[Index]);\r | |
85974aef | 3894 | }\r |
c411b485 MK |
3895 | \r |
3896 | BufferIndex += UnicodeSPrint (&(*BufferToReturn)[BufferIndex], TotalSize - sizeof (CHAR16) * BufferIndex, L"\n");\r | |
85974aef | 3897 | \r |
3898 | return EFI_SUCCESS;\r | |
3899 | }\r | |
3900 | \r | |
3901 | /**\r | |
3902 | Function to get the common name from the X509 format certificate.\r | |
3903 | The buffer is callee allocated and should be freed by the caller.\r | |
3904 | \r | |
3905 | @param[in] ListEntry The pointer point to the signature list.\r | |
3906 | @param[in] DataEntry The signature data we are processing.\r | |
3907 | @param[out] BufferToReturn Buffer to save the CN of X509 certificate.\r | |
3908 | \r | |
3909 | @retval EFI_INVALID_PARAMETER Invalid List or Data or Buffer.\r | |
3910 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
3911 | @retval EFI_SUCCESS Operation success.\r | |
3912 | @retval EFI_NOT_FOUND Not found CN field in the X509 certificate.\r | |
3913 | **/\r | |
3914 | EFI_STATUS\r | |
3915 | GetCommonNameFromX509 (\r | |
c411b485 MK |
3916 | IN EFI_SIGNATURE_LIST *ListEntry,\r |
3917 | IN EFI_SIGNATURE_DATA *DataEntry,\r | |
3918 | OUT CHAR16 **BufferToReturn\r | |
85974aef | 3919 | )\r |
3920 | {\r | |
c411b485 MK |
3921 | EFI_STATUS Status;\r |
3922 | CHAR8 *CNBuffer;\r | |
3923 | UINTN CNBufferSize;\r | |
85974aef | 3924 | \r |
c411b485 MK |
3925 | Status = EFI_SUCCESS;\r |
3926 | CNBuffer = NULL;\r | |
85974aef | 3927 | \r |
c411b485 | 3928 | CNBuffer = AllocateZeroPool (256);\r |
85974aef | 3929 | if (CNBuffer == NULL) {\r |
3930 | Status = EFI_OUT_OF_RESOURCES;\r | |
3931 | goto ON_EXIT;\r | |
3932 | }\r | |
3933 | \r | |
3934 | CNBufferSize = 256;\r | |
3935 | X509GetCommonName (\r | |
c411b485 MK |
3936 | (UINT8 *)DataEntry + sizeof (EFI_GUID),\r |
3937 | ListEntry->SignatureSize - sizeof (EFI_GUID),\r | |
85974aef | 3938 | CNBuffer,\r |
3939 | &CNBufferSize\r | |
c411b485 | 3940 | );\r |
85974aef | 3941 | \r |
c411b485 | 3942 | *BufferToReturn = AllocateZeroPool (256 * sizeof (CHAR16));\r |
85974aef | 3943 | if (*BufferToReturn == NULL) {\r |
3944 | Status = EFI_OUT_OF_RESOURCES;\r | |
3945 | goto ON_EXIT;\r | |
3946 | }\r | |
3947 | \r | |
3948 | AsciiStrToUnicodeStrS (CNBuffer, *BufferToReturn, 256);\r | |
3949 | \r | |
3950 | ON_EXIT:\r | |
3951 | SECUREBOOT_FREE_NON_NULL (CNBuffer);\r | |
3952 | \r | |
3953 | return Status;\r | |
3954 | }\r | |
3955 | \r | |
3956 | /**\r | |
3957 | Format the help info for the signature data, each help info contain 3 parts.\r | |
3958 | 1. Onwer Guid.\r | |
3959 | 2. Content, depends on the type of the signature list.\r | |
3960 | 3. Revocation time.\r | |
3961 | \r | |
3962 | @param[in] PrivateData Module's private data.\r | |
3963 | @param[in] ListEntry Point to the signature list.\r | |
3964 | @param[in] DataEntry Point to the signature data we are processing.\r | |
3965 | @param[out] StringId Save the string id of help info.\r | |
3966 | \r | |
3967 | @retval EFI_SUCCESS Operation success.\r | |
3968 | @retval EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
3969 | **/\r | |
3970 | EFI_STATUS\r | |
3971 | FormatHelpInfo (\r | |
c411b485 MK |
3972 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,\r |
3973 | IN EFI_SIGNATURE_LIST *ListEntry,\r | |
3974 | IN EFI_SIGNATURE_DATA *DataEntry,\r | |
3975 | OUT EFI_STRING_ID *StringId\r | |
85974aef | 3976 | )\r |
3977 | {\r | |
c411b485 MK |
3978 | EFI_STATUS Status;\r |
3979 | EFI_TIME *Time;\r | |
3980 | EFI_STRING_ID ListTypeId;\r | |
3981 | EFI_STRING FormatHelpString;\r | |
3982 | EFI_STRING FormatTypeString;\r | |
3983 | UINTN DataSize;\r | |
3984 | UINTN HelpInfoIndex;\r | |
3985 | UINTN TotalSize;\r | |
3986 | CHAR16 GuidString[BUFFER_MAX_SIZE];\r | |
3987 | CHAR16 TimeString[BUFFER_MAX_SIZE];\r | |
3988 | CHAR16 *DataString;\r | |
3989 | CHAR16 *HelpInfoString;\r | |
3990 | BOOLEAN IsCert;\r | |
3991 | \r | |
3992 | Status = EFI_SUCCESS;\r | |
3993 | Time = NULL;\r | |
3994 | FormatTypeString = NULL;\r | |
3995 | HelpInfoIndex = 0;\r | |
3996 | DataString = NULL;\r | |
3997 | HelpInfoString = NULL;\r | |
3998 | IsCert = FALSE;\r | |
3999 | \r | |
4000 | if (CompareGuid (&ListEntry->SignatureType, &gEfiCertRsa2048Guid)) {\r | |
4001 | ListTypeId = STRING_TOKEN (STR_LIST_TYPE_RSA2048_SHA256);\r | |
4002 | DataSize = ListEntry->SignatureSize - sizeof (EFI_GUID);\r | |
4003 | IsCert = TRUE;\r | |
4004 | } else if (CompareGuid (&ListEntry->SignatureType, &gEfiCertX509Guid)) {\r | |
4005 | ListTypeId = STRING_TOKEN (STR_LIST_TYPE_X509);\r | |
4006 | DataSize = ListEntry->SignatureSize - sizeof (EFI_GUID);\r | |
4007 | IsCert = TRUE;\r | |
4008 | } else if (CompareGuid (&ListEntry->SignatureType, &gEfiCertSha1Guid)) {\r | |
4009 | ListTypeId = STRING_TOKEN (STR_LIST_TYPE_SHA1);\r | |
4010 | DataSize = 20;\r | |
4011 | } else if (CompareGuid (&ListEntry->SignatureType, &gEfiCertSha256Guid)) {\r | |
4012 | ListTypeId = STRING_TOKEN (STR_LIST_TYPE_SHA256);\r | |
4013 | DataSize = 32;\r | |
4014 | } else if (CompareGuid (&ListEntry->SignatureType, &gEfiCertX509Sha256Guid)) {\r | |
4015 | ListTypeId = STRING_TOKEN (STR_LIST_TYPE_X509_SHA256);\r | |
4016 | DataSize = 32;\r | |
4017 | Time = (EFI_TIME *)(DataEntry->SignatureData + DataSize);\r | |
4018 | } else if (CompareGuid (&ListEntry->SignatureType, &gEfiCertX509Sha384Guid)) {\r | |
4019 | ListTypeId = STRING_TOKEN (STR_LIST_TYPE_X509_SHA384);\r | |
4020 | DataSize = 48;\r | |
4021 | Time = (EFI_TIME *)(DataEntry->SignatureData + DataSize);\r | |
4022 | } else if (CompareGuid (&ListEntry->SignatureType, &gEfiCertX509Sha512Guid)) {\r | |
4023 | ListTypeId = STRING_TOKEN (STR_LIST_TYPE_X509_SHA512);\r | |
4024 | DataSize = 64;\r | |
4025 | Time = (EFI_TIME *)(DataEntry->SignatureData + DataSize);\r | |
85974aef | 4026 | } else {\r |
4027 | Status = EFI_UNSUPPORTED;\r | |
4028 | goto ON_EXIT;\r | |
4029 | }\r | |
4030 | \r | |
3539e850 | 4031 | FormatTypeString = HiiGetString (PrivateData->HiiHandle, ListTypeId, NULL);\r |
4032 | if (FormatTypeString == NULL) {\r | |
4033 | goto ON_EXIT;\r | |
4034 | }\r | |
4035 | \r | |
c411b485 | 4036 | TotalSize = 1024;\r |
85974aef | 4037 | HelpInfoString = AllocateZeroPool (TotalSize);\r |
4038 | if (HelpInfoString == NULL) {\r | |
4039 | Status = EFI_OUT_OF_RESOURCES;\r | |
4040 | goto ON_EXIT;\r | |
4041 | }\r | |
4042 | \r | |
4043 | //\r | |
4044 | // Format GUID part.\r | |
4045 | //\r | |
65c77f02 | 4046 | ZeroMem (GuidString, sizeof (GuidString));\r |
c411b485 | 4047 | GuidToString (&DataEntry->SignatureOwner, GuidString, BUFFER_MAX_SIZE);\r |
3539e850 | 4048 | FormatHelpString = HiiGetString (PrivateData->HiiHandle, STRING_TOKEN (STR_SIGNATURE_DATA_HELP_FORMAT_GUID), NULL);\r |
4049 | if (FormatHelpString == NULL) {\r | |
4050 | goto ON_EXIT;\r | |
4051 | }\r | |
c411b485 | 4052 | \r |
85974aef | 4053 | HelpInfoIndex += UnicodeSPrint (\r |
4054 | &HelpInfoString[HelpInfoIndex],\r | |
c411b485 | 4055 | TotalSize - sizeof (CHAR16) * HelpInfoIndex,\r |
3539e850 | 4056 | FormatHelpString,\r |
85974aef | 4057 | GuidString\r |
c411b485 | 4058 | );\r |
3539e850 | 4059 | SECUREBOOT_FREE_NON_NULL (FormatHelpString);\r |
4060 | FormatHelpString = NULL;\r | |
85974aef | 4061 | \r |
4062 | //\r | |
4063 | // Format content part, it depends on the type of signature list, hash value or CN.\r | |
4064 | //\r | |
4065 | if (IsCert) {\r | |
4066 | GetCommonNameFromX509 (ListEntry, DataEntry, &DataString);\r | |
3539e850 | 4067 | FormatHelpString = HiiGetString (PrivateData->HiiHandle, STRING_TOKEN (STR_SIGNATURE_DATA_HELP_FORMAT_CN), NULL);\r |
85974aef | 4068 | } else {\r |
4069 | //\r | |
4070 | // Format hash value for each signature data entry.\r | |
4071 | //\r | |
4072 | ParseHashValue (ListEntry, DataEntry, &DataString);\r | |
3539e850 | 4073 | FormatHelpString = HiiGetString (PrivateData->HiiHandle, STRING_TOKEN (STR_SIGNATURE_DATA_HELP_FORMAT_HASH), NULL);\r |
4074 | }\r | |
c411b485 | 4075 | \r |
3539e850 | 4076 | if (FormatHelpString == NULL) {\r |
4077 | goto ON_EXIT;\r | |
85974aef | 4078 | }\r |
c411b485 | 4079 | \r |
3539e850 | 4080 | HelpInfoIndex += UnicodeSPrint (\r |
4081 | &HelpInfoString[HelpInfoIndex],\r | |
4082 | TotalSize - sizeof (CHAR16) * HelpInfoIndex,\r | |
4083 | FormatHelpString,\r | |
4084 | FormatTypeString,\r | |
4085 | DataSize,\r | |
4086 | DataString\r | |
c411b485 | 4087 | );\r |
3539e850 | 4088 | SECUREBOOT_FREE_NON_NULL (FormatHelpString);\r |
4089 | FormatHelpString = NULL;\r | |
85974aef | 4090 | \r |
4091 | //\r | |
4092 | // Format revocation time part.\r | |
4093 | //\r | |
4094 | if (Time != NULL) {\r | |
65c77f02 | 4095 | ZeroMem (TimeString, sizeof (TimeString));\r |
85974aef | 4096 | UnicodeSPrint (\r |
4097 | TimeString,\r | |
65c77f02 | 4098 | sizeof (TimeString),\r |
85974aef | 4099 | L"%d-%d-%d %d:%d:%d",\r |
4100 | Time->Year,\r | |
4101 | Time->Month,\r | |
4102 | Time->Day,\r | |
4103 | Time->Hour,\r | |
4104 | Time->Minute,\r | |
4105 | Time->Second\r | |
c411b485 | 4106 | );\r |
3539e850 | 4107 | FormatHelpString = HiiGetString (PrivateData->HiiHandle, STRING_TOKEN (STR_SIGNATURE_DATA_HELP_FORMAT_TIME), NULL);\r |
4108 | if (FormatHelpString == NULL) {\r | |
4109 | goto ON_EXIT;\r | |
4110 | }\r | |
c411b485 | 4111 | \r |
85974aef | 4112 | UnicodeSPrint (\r |
4113 | &HelpInfoString[HelpInfoIndex],\r | |
4114 | TotalSize - sizeof (CHAR16) * HelpInfoIndex,\r | |
3539e850 | 4115 | FormatHelpString,\r |
85974aef | 4116 | TimeString\r |
c411b485 | 4117 | );\r |
3539e850 | 4118 | SECUREBOOT_FREE_NON_NULL (FormatHelpString);\r |
4119 | FormatHelpString = NULL;\r | |
85974aef | 4120 | }\r |
4121 | \r | |
4122 | *StringId = HiiSetString (PrivateData->HiiHandle, 0, HelpInfoString, NULL);\r | |
85974aef | 4123 | ON_EXIT:\r |
85974aef | 4124 | SECUREBOOT_FREE_NON_NULL (DataString);\r |
85974aef | 4125 | SECUREBOOT_FREE_NON_NULL (HelpInfoString);\r |
4126 | \r | |
3539e850 | 4127 | SECUREBOOT_FREE_NON_NULL (FormatTypeString);\r |
4128 | \r | |
85974aef | 4129 | return Status;\r |
4130 | }\r | |
4131 | \r | |
4132 | /**\r | |
ba562ca0 | 4133 | This function to load signature data under the signature list.\r |
85974aef | 4134 | \r |
4135 | @param[in] PrivateData Module's private data.\r | |
4136 | @param[in] LabelId Label number to insert opcodes.\r | |
4137 | @param[in] FormId Form ID of current page.\r | |
4138 | @param[in] QuestionIdBase Base question id of the signature list.\r | |
4139 | @param[in] ListIndex Indicate to load which signature list.\r | |
4140 | \r | |
4141 | @retval EFI_SUCCESS Success to update the signature list page\r | |
4142 | @retval EFI_OUT_OF_RESOURCES Unable to allocate required resources.\r | |
4143 | **/\r | |
4144 | EFI_STATUS\r | |
4145 | LoadSignatureData (\r | |
c411b485 MK |
4146 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,\r |
4147 | IN UINT16 LabelId,\r | |
4148 | IN EFI_FORM_ID FormId,\r | |
4149 | IN EFI_QUESTION_ID QuestionIdBase,\r | |
4150 | IN UINT16 ListIndex\r | |
85974aef | 4151 | )\r |
4152 | {\r | |
c411b485 MK |
4153 | EFI_STATUS Status;\r |
4154 | EFI_SIGNATURE_LIST *ListWalker;\r | |
4155 | EFI_SIGNATURE_DATA *DataWalker;\r | |
4156 | EFI_IFR_GUID_LABEL *StartLabel;\r | |
4157 | EFI_IFR_GUID_LABEL *EndLabel;\r | |
4158 | EFI_STRING_ID HelpStringId;\r | |
4159 | EFI_STRING FormatNameString;\r | |
4160 | VOID *StartOpCodeHandle;\r | |
4161 | VOID *EndOpCodeHandle;\r | |
4162 | UINTN DataSize;\r | |
4163 | UINTN RemainingSize;\r | |
4164 | UINT16 Index;\r | |
4165 | UINT8 *VariableData;\r | |
4166 | CHAR16 VariableName[BUFFER_MAX_SIZE];\r | |
4167 | CHAR16 NameBuffer[BUFFER_MAX_SIZE];\r | |
4168 | \r | |
4169 | Status = EFI_SUCCESS;\r | |
4170 | FormatNameString = NULL;\r | |
4171 | StartOpCodeHandle = NULL;\r | |
4172 | EndOpCodeHandle = NULL;\r | |
4173 | Index = 0;\r | |
4174 | VariableData = NULL;\r | |
85974aef | 4175 | \r |
4176 | //\r | |
4177 | // Initialize the container for dynamic opcodes.\r | |
4178 | //\r | |
4179 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
4180 | if (StartOpCodeHandle == NULL) {\r | |
4181 | Status = EFI_OUT_OF_RESOURCES;\r | |
4182 | goto ON_EXIT;\r | |
4183 | }\r | |
4184 | \r | |
4185 | EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
4186 | if (EndOpCodeHandle == NULL) {\r | |
4187 | Status = EFI_OUT_OF_RESOURCES;\r | |
4188 | goto ON_EXIT;\r | |
4189 | }\r | |
4190 | \r | |
4191 | //\r | |
4192 | // Create Hii Extend Label OpCode.\r | |
4193 | //\r | |
4194 | StartLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r | |
4195 | StartOpCodeHandle,\r | |
4196 | &gEfiIfrTianoGuid,\r | |
4197 | NULL,\r | |
4198 | sizeof (EFI_IFR_GUID_LABEL)\r | |
c411b485 MK |
4199 | );\r |
4200 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
4201 | StartLabel->Number = LabelId;\r | |
85974aef | 4202 | \r |
4203 | EndLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r | |
4204 | EndOpCodeHandle,\r | |
4205 | &gEfiIfrTianoGuid,\r | |
4206 | NULL,\r | |
4207 | sizeof (EFI_IFR_GUID_LABEL)\r | |
c411b485 MK |
4208 | );\r |
4209 | EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
4210 | EndLabel->Number = LABEL_END;\r | |
85974aef | 4211 | \r |
0085d619 | 4212 | if (PrivateData->VariableName == Variable_DB) {\r |
65c77f02 | 4213 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE);\r |
0085d619 | 4214 | } else if (PrivateData->VariableName == Variable_DBX) {\r |
65c77f02 | 4215 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE1);\r |
0085d619 | 4216 | } else if (PrivateData->VariableName == Variable_DBT) {\r |
65c77f02 | 4217 | UnicodeSPrint (VariableName, sizeof (VariableName), EFI_IMAGE_SECURITY_DATABASE2);\r |
85974aef | 4218 | } else {\r |
4219 | goto ON_EXIT;\r | |
4220 | }\r | |
4221 | \r | |
4222 | //\r | |
4223 | // Read Variable, the variable name save in the PrivateData->VariableName.\r | |
4224 | //\r | |
4225 | DataSize = 0;\r | |
c411b485 MK |
4226 | Status = gRT->GetVariable (VariableName, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, VariableData);\r |
4227 | if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {\r | |
85974aef | 4228 | goto ON_EXIT;\r |
4229 | }\r | |
4230 | \r | |
4231 | VariableData = AllocateZeroPool (DataSize);\r | |
4232 | if (VariableData == NULL) {\r | |
4233 | Status = EFI_OUT_OF_RESOURCES;\r | |
4234 | goto ON_EXIT;\r | |
4235 | }\r | |
c411b485 | 4236 | \r |
85974aef | 4237 | Status = gRT->GetVariable (VariableName, &gEfiImageSecurityDatabaseGuid, NULL, &DataSize, VariableData);\r |
4238 | if (EFI_ERROR (Status)) {\r | |
4239 | goto ON_EXIT;\r | |
4240 | }\r | |
4241 | \r | |
85974aef | 4242 | RemainingSize = DataSize;\r |
c411b485 | 4243 | ListWalker = (EFI_SIGNATURE_LIST *)VariableData;\r |
85974aef | 4244 | \r |
4245 | //\r | |
4246 | // Skip signature list.\r | |
4247 | //\r | |
4248 | while ((RemainingSize > 0) && (RemainingSize >= ListWalker->SignatureListSize) && ListIndex-- > 0) {\r | |
4249 | RemainingSize -= ListWalker->SignatureListSize;\r | |
c411b485 | 4250 | ListWalker = (EFI_SIGNATURE_LIST *)((UINT8 *)ListWalker + ListWalker->SignatureListSize);\r |
85974aef | 4251 | }\r |
4252 | \r | |
3539e850 | 4253 | FormatNameString = HiiGetString (PrivateData->HiiHandle, STRING_TOKEN (STR_SIGNATURE_DATA_NAME_FORMAT), NULL);\r |
4254 | if (FormatNameString == NULL) {\r | |
4255 | goto ON_EXIT;\r | |
4256 | }\r | |
4257 | \r | |
c411b485 MK |
4258 | DataWalker = (EFI_SIGNATURE_DATA *)((UINT8 *)ListWalker + sizeof (EFI_SIGNATURE_LIST) + ListWalker->SignatureHeaderSize);\r |
4259 | for (Index = 0; Index < SIGNATURE_DATA_COUNTS (ListWalker); Index = Index + 1) {\r | |
85974aef | 4260 | //\r |
4261 | // Format name buffer.\r | |
4262 | //\r | |
65c77f02 | 4263 | ZeroMem (NameBuffer, sizeof (NameBuffer));\r |
3539e850 | 4264 | UnicodeSPrint (NameBuffer, sizeof (NameBuffer), FormatNameString, Index + 1);\r |
85974aef | 4265 | \r |
4266 | //\r | |
4267 | // Format help info buffer.\r | |
4268 | //\r | |
4269 | Status = FormatHelpInfo (PrivateData, ListWalker, DataWalker, &HelpStringId);\r | |
4270 | if (EFI_ERROR (Status)) {\r | |
4271 | goto ON_EXIT;\r | |
4272 | }\r | |
4273 | \r | |
4274 | HiiCreateCheckBoxOpCode (\r | |
4275 | StartOpCodeHandle,\r | |
4276 | (EFI_QUESTION_ID)(QuestionIdBase + Index),\r | |
4277 | 0,\r | |
4278 | 0,\r | |
4279 | HiiSetString (PrivateData->HiiHandle, 0, NameBuffer, NULL),\r | |
4280 | HelpStringId,\r | |
4281 | EFI_IFR_FLAG_CALLBACK,\r | |
4282 | 0,\r | |
4283 | NULL\r | |
c411b485 | 4284 | );\r |
85974aef | 4285 | \r |
c411b485 | 4286 | ZeroMem (NameBuffer, 100);\r |
85974aef | 4287 | DataWalker = (EFI_SIGNATURE_DATA *)((UINT8 *)DataWalker + ListWalker->SignatureSize);\r |
4288 | }\r | |
4289 | \r | |
4290 | //\r | |
4291 | // Allocate a buffer to record which signature data will be checked.\r | |
4292 | // This memory buffer will be freed when exit from the SECUREBOOT_DELETE_SIGNATURE_DATA_FORM form.\r | |
4293 | //\r | |
4294 | PrivateData->CheckArray = AllocateZeroPool (SIGNATURE_DATA_COUNTS (ListWalker) * sizeof (BOOLEAN));\r | |
85974aef | 4295 | ON_EXIT:\r |
4296 | HiiUpdateForm (\r | |
4297 | PrivateData->HiiHandle,\r | |
4298 | &gSecureBootConfigFormSetGuid,\r | |
4299 | FormId,\r | |
4300 | StartOpCodeHandle,\r | |
4301 | EndOpCodeHandle\r | |
c411b485 | 4302 | );\r |
85974aef | 4303 | \r |
4304 | SECUREBOOT_FREE_NON_OPCODE (StartOpCodeHandle);\r | |
4305 | SECUREBOOT_FREE_NON_OPCODE (EndOpCodeHandle);\r | |
4306 | \r | |
85974aef | 4307 | SECUREBOOT_FREE_NON_NULL (VariableData);\r |
3539e850 | 4308 | SECUREBOOT_FREE_NON_NULL (FormatNameString);\r |
85974aef | 4309 | \r |
4310 | return Status;\r | |
4311 | }\r | |
4312 | \r | |
55266a9b GB |
4313 | /**\r |
4314 | This function reinitializes Secure Boot variables with default values.\r | |
4315 | \r | |
4316 | @retval EFI_SUCCESS Success to update the signature list page\r | |
4317 | @retval others Fail to delete or enroll signature data.\r | |
4318 | **/\r | |
4319 | STATIC EFI_STATUS\r | |
4320 | EFIAPI\r | |
4321 | KeyEnrollReset (\r | |
4322 | VOID\r | |
4323 | )\r | |
4324 | {\r | |
4325 | EFI_STATUS Status;\r | |
4326 | UINT8 SetupMode;\r | |
4327 | \r | |
4328 | Status = EFI_SUCCESS;\r | |
4329 | \r | |
4330 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r | |
c411b485 | 4331 | if (EFI_ERROR (Status)) {\r |
55266a9b GB |
4332 | return Status;\r |
4333 | }\r | |
4334 | \r | |
4335 | // Clear all the keys and databases\r | |
4336 | Status = DeleteDb ();\r | |
4337 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
4338 | DEBUG ((DEBUG_ERROR, "Fail to clear DB: %r\n", Status));\r | |
4339 | return Status;\r | |
4340 | }\r | |
4341 | \r | |
4342 | Status = DeleteDbx ();\r | |
4343 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
4344 | DEBUG ((DEBUG_ERROR, "Fail to clear DBX: %r\n", Status));\r | |
4345 | return Status;\r | |
4346 | }\r | |
4347 | \r | |
4348 | Status = DeleteDbt ();\r | |
4349 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
4350 | DEBUG ((DEBUG_ERROR, "Fail to clear DBT: %r\n", Status));\r | |
4351 | return Status;\r | |
4352 | }\r | |
4353 | \r | |
4354 | Status = DeleteKEK ();\r | |
4355 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
4356 | DEBUG ((DEBUG_ERROR, "Fail to clear KEK: %r\n", Status));\r | |
4357 | return Status;\r | |
4358 | }\r | |
4359 | \r | |
4360 | Status = DeletePlatformKey ();\r | |
4361 | if (EFI_ERROR (Status) && (Status != EFI_NOT_FOUND)) {\r | |
4362 | DEBUG ((DEBUG_ERROR, "Fail to clear PK: %r\n", Status));\r | |
4363 | return Status;\r | |
4364 | }\r | |
4365 | \r | |
4366 | // After PK clear, Setup Mode shall be enabled\r | |
4367 | Status = GetSetupMode (&SetupMode);\r | |
4368 | if (EFI_ERROR (Status)) {\r | |
c411b485 MK |
4369 | DEBUG ((\r |
4370 | DEBUG_ERROR,\r | |
4371 | "Cannot get SetupMode variable: %r\n",\r | |
4372 | Status\r | |
4373 | ));\r | |
55266a9b GB |
4374 | return Status;\r |
4375 | }\r | |
4376 | \r | |
4377 | if (SetupMode == USER_MODE) {\r | |
c411b485 | 4378 | DEBUG ((DEBUG_INFO, "Skipped - USER_MODE\n"));\r |
55266a9b GB |
4379 | return EFI_SUCCESS;\r |
4380 | }\r | |
4381 | \r | |
4382 | Status = SetSecureBootMode (CUSTOM_SECURE_BOOT_MODE);\r | |
4383 | if (EFI_ERROR (Status)) {\r | |
c411b485 MK |
4384 | DEBUG ((\r |
4385 | DEBUG_ERROR,\r | |
4386 | "Cannot set CUSTOM_SECURE_BOOT_MODE: %r\n",\r | |
4387 | Status\r | |
4388 | ));\r | |
55266a9b GB |
4389 | return EFI_SUCCESS;\r |
4390 | }\r | |
4391 | \r | |
4392 | // Enroll all the keys from default variables\r | |
4393 | Status = EnrollDbFromDefault ();\r | |
4394 | if (EFI_ERROR (Status)) {\r | |
4395 | DEBUG ((DEBUG_ERROR, "Cannot enroll db: %r\n", Status));\r | |
4396 | goto error;\r | |
4397 | }\r | |
4398 | \r | |
4399 | Status = EnrollDbxFromDefault ();\r | |
4400 | if (EFI_ERROR (Status)) {\r | |
4401 | DEBUG ((DEBUG_ERROR, "Cannot enroll dbx: %r\n", Status));\r | |
4402 | }\r | |
4403 | \r | |
4404 | Status = EnrollDbtFromDefault ();\r | |
4405 | if (EFI_ERROR (Status)) {\r | |
4406 | DEBUG ((DEBUG_ERROR, "Cannot enroll dbt: %r\n", Status));\r | |
4407 | }\r | |
4408 | \r | |
4409 | Status = EnrollKEKFromDefault ();\r | |
4410 | if (EFI_ERROR (Status)) {\r | |
4411 | DEBUG ((DEBUG_ERROR, "Cannot enroll KEK: %r\n", Status));\r | |
4412 | goto cleardbs;\r | |
4413 | }\r | |
4414 | \r | |
4415 | Status = EnrollPKFromDefault ();\r | |
4416 | if (EFI_ERROR (Status)) {\r | |
4417 | DEBUG ((DEBUG_ERROR, "Cannot enroll PK: %r\n", Status));\r | |
4418 | goto clearKEK;\r | |
4419 | }\r | |
4420 | \r | |
4421 | Status = SetSecureBootMode (STANDARD_SECURE_BOOT_MODE);\r | |
4422 | if (EFI_ERROR (Status)) {\r | |
c411b485 MK |
4423 | DEBUG ((\r |
4424 | DEBUG_ERROR,\r | |
4425 | "Cannot set CustomMode to STANDARD_SECURE_BOOT_MODE\n"\r | |
4426 | "Please do it manually, otherwise system can be easily compromised\n"\r | |
4427 | ));\r | |
55266a9b GB |
4428 | }\r |
4429 | \r | |
4430 | return Status;\r | |
4431 | \r | |
4432 | clearKEK:\r | |
4433 | DeleteKEK ();\r | |
4434 | \r | |
4435 | cleardbs:\r | |
4436 | DeleteDbt ();\r | |
4437 | DeleteDbx ();\r | |
4438 | DeleteDb ();\r | |
4439 | \r | |
4440 | error:\r | |
4441 | if (SetSecureBootMode (STANDARD_SECURE_BOOT_MODE) != EFI_SUCCESS) {\r | |
4442 | DEBUG ((DEBUG_ERROR, "Cannot set mode to Secure: %r\n", Status));\r | |
4443 | }\r | |
c411b485 | 4444 | \r |
55266a9b GB |
4445 | return Status;\r |
4446 | }\r | |
4447 | \r | |
beda2356 | 4448 | /**\r |
ecc722ad | 4449 | This function is called to provide results data to the driver.\r |
beda2356 | 4450 | \r |
4451 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
4452 | @param[in] Action Specifies the type of action taken by the browser.\r | |
4453 | @param[in] QuestionId A unique value which is sent to the original\r | |
4454 | exporting driver so that it can identify the type\r | |
4455 | of data to expect.\r | |
4456 | @param[in] Type The type of value for the question.\r | |
4457 | @param[in] Value A pointer to the data being sent to the original\r | |
4458 | exporting driver.\r | |
4459 | @param[out] ActionRequest On return, points to the action requested by the\r | |
4460 | callback function.\r | |
4461 | \r | |
4462 | @retval EFI_SUCCESS The callback successfully handled the action.\r | |
4463 | @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the\r | |
4464 | variable and its data.\r | |
4465 | @retval EFI_DEVICE_ERROR The variable could not be saved.\r | |
4466 | @retval EFI_UNSUPPORTED The specified Action is not supported by the\r | |
4467 | callback.\r | |
4468 | \r | |
4469 | **/\r | |
4470 | EFI_STATUS\r | |
4471 | EFIAPI\r | |
4472 | SecureBootCallback (\r | |
c411b485 MK |
4473 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r |
4474 | IN EFI_BROWSER_ACTION Action,\r | |
4475 | IN EFI_QUESTION_ID QuestionId,\r | |
4476 | IN UINT8 Type,\r | |
4477 | IN EFI_IFR_TYPE_VALUE *Value,\r | |
4478 | OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest\r | |
beda2356 | 4479 | )\r |
4480 | {\r | |
ecc722ad | 4481 | EFI_INPUT_KEY Key;\r |
20333c6d | 4482 | EFI_STATUS Status;\r |
2a085774 | 4483 | RETURN_STATUS RStatus;\r |
ecc722ad | 4484 | SECUREBOOT_CONFIG_PRIVATE_DATA *Private;\r |
4485 | UINTN BufferSize;\r | |
4486 | SECUREBOOT_CONFIGURATION *IfrNvData;\r | |
4487 | UINT16 LabelId;\r | |
bf4a3dbd | 4488 | UINT8 *SecureBootEnable;\r |
126f3b1d | 4489 | UINT8 *Pk;\r |
f71ed839 | 4490 | UINT8 *SecureBootMode;\r |
12087ff6 | 4491 | UINT8 *SetupMode;\r |
e4d7370d | 4492 | CHAR16 PromptString[100];\r |
762d8ddb | 4493 | EFI_DEVICE_PATH_PROTOCOL *File;\r |
4de754e1 ZC |
4494 | UINTN NameLength;\r |
4495 | UINT16 *FilePostFix;\r | |
4496 | SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData;\r | |
488aab25 | 4497 | BOOLEAN GetBrowserDataResult;\r |
5396354b | 4498 | ENROLL_KEY_ERROR EnrollKeyErrorCode;\r |
55266a9b GB |
4499 | EFI_HII_POPUP_PROTOCOL *HiiPopup;\r |
4500 | EFI_HII_POPUP_SELECTION UserSelection;\r | |
bf4a3dbd | 4501 | \r |
5396354b JG |
4502 | Status = EFI_SUCCESS;\r |
4503 | SecureBootEnable = NULL;\r | |
4504 | SecureBootMode = NULL;\r | |
4505 | SetupMode = NULL;\r | |
4506 | File = NULL;\r | |
4507 | EnrollKeyErrorCode = None_Error;\r | |
bc0c99b3 | 4508 | \r |
beda2356 | 4509 | if ((This == NULL) || (Value == NULL) || (ActionRequest == NULL)) {\r |
4510 | return EFI_INVALID_PARAMETER;\r | |
4511 | }\r | |
12087ff6 | 4512 | \r |
96832eef CZ |
4513 | Private = SECUREBOOT_CONFIG_PRIVATE_FROM_THIS (This);\r |
4514 | \r | |
762d8ddb DB |
4515 | gSecureBootPrivateData = Private;\r |
4516 | \r | |
96832eef CZ |
4517 | //\r |
4518 | // Retrieve uncommitted data from Browser\r | |
4519 | //\r | |
4520 | BufferSize = sizeof (SECUREBOOT_CONFIGURATION);\r | |
c411b485 | 4521 | IfrNvData = AllocateZeroPool (BufferSize);\r |
96832eef CZ |
4522 | if (IfrNvData == NULL) {\r |
4523 | return EFI_OUT_OF_RESOURCES;\r | |
4524 | }\r | |
4525 | \r | |
c411b485 | 4526 | GetBrowserDataResult = HiiGetBrowserData (&gSecureBootConfigFormSetGuid, mSecureBootStorageName, BufferSize, (UINT8 *)IfrNvData);\r |
beda2356 | 4527 | \r |
a365eed4 FS |
4528 | if (Action == EFI_BROWSER_ACTION_FORM_OPEN) {\r |
4529 | if (QuestionId == KEY_SECURE_BOOT_MODE) {\r | |
02dd6af9 CZ |
4530 | //\r |
4531 | // Update secure boot strings when opening this form\r | |
4532 | //\r | |
c411b485 | 4533 | Status = UpdateSecureBootString (Private);\r |
4de754e1 | 4534 | SecureBootExtractConfigFromVariable (Private, IfrNvData);\r |
a365eed4 | 4535 | mIsEnterSecureBootForm = TRUE;\r |
4de754e1 ZC |
4536 | } else {\r |
4537 | //\r | |
4538 | // When entering SecureBoot OPTION Form\r | |
4539 | // always close opened file & free resource\r | |
4540 | //\r | |
4541 | if ((QuestionId == KEY_SECURE_BOOT_PK_OPTION) ||\r | |
4542 | (QuestionId == KEY_SECURE_BOOT_KEK_OPTION) ||\r | |
4543 | (QuestionId == KEY_SECURE_BOOT_DB_OPTION) ||\r | |
4544 | (QuestionId == KEY_SECURE_BOOT_DBX_OPTION) ||\r | |
c411b485 MK |
4545 | (QuestionId == KEY_SECURE_BOOT_DBT_OPTION))\r |
4546 | {\r | |
4547 | CloseEnrolledFile (Private->FileContext);\r | |
85974aef | 4548 | } else if (QuestionId == KEY_SECURE_BOOT_DELETE_ALL_LIST) {\r |
4549 | //\r | |
4550 | // Update ListCount field in varstore\r | |
4551 | // Button "Delete All Signature List" is\r | |
4552 | // enable when ListCount is greater than 0.\r | |
4553 | //\r | |
4554 | IfrNvData->ListCount = Private->ListCount;\r | |
4de754e1 | 4555 | }\r |
a365eed4 | 4556 | }\r |
c411b485 | 4557 | \r |
96832eef | 4558 | goto EXIT;\r |
a365eed4 | 4559 | }\r |
20333c6d | 4560 | \r |
a365eed4 FS |
4561 | if (Action == EFI_BROWSER_ACTION_RETRIEVE) {\r |
4562 | Status = EFI_UNSUPPORTED;\r | |
4563 | if (QuestionId == KEY_SECURE_BOOT_MODE) {\r | |
4564 | if (mIsEnterSecureBootForm) {\r | |
4565 | Value->u8 = SECURE_BOOT_MODE_STANDARD;\r | |
c411b485 | 4566 | Status = EFI_SUCCESS;\r |
a365eed4 | 4567 | }\r |
b3548d32 | 4568 | }\r |
c411b485 | 4569 | \r |
96832eef | 4570 | goto EXIT;\r |
a365eed4 | 4571 | }\r |
20333c6d | 4572 | \r |
f71ed839 | 4573 | if ((Action != EFI_BROWSER_ACTION_CHANGED) &&\r |
4574 | (Action != EFI_BROWSER_ACTION_CHANGING) &&\r | |
a2f2c258 | 4575 | (Action != EFI_BROWSER_ACTION_FORM_CLOSE) &&\r |
c411b485 MK |
4576 | (Action != EFI_BROWSER_ACTION_DEFAULT_STANDARD))\r |
4577 | {\r | |
96832eef CZ |
4578 | Status = EFI_UNSUPPORTED;\r |
4579 | goto EXIT;\r | |
beda2356 | 4580 | }\r |
bc0c99b3 | 4581 | \r |
ecc722ad | 4582 | if (Action == EFI_BROWSER_ACTION_CHANGING) {\r |
ecc722ad | 4583 | switch (QuestionId) {\r |
c411b485 MK |
4584 | case KEY_SECURE_BOOT_ENABLE:\r |
4585 | GetVariable2 (EFI_SECURE_BOOT_ENABLE_NAME, &gEfiSecureBootEnableDisableGuid, (VOID **)&SecureBootEnable, NULL);\r | |
4586 | if (NULL != SecureBootEnable) {\r | |
4587 | FreePool (SecureBootEnable);\r | |
4588 | if (EFI_ERROR (SaveSecureBootVariable (Value->u8))) {\r | |
4589 | CreatePopUp (\r | |
4590 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4591 | &Key,\r | |
4592 | L"Only Physical Presence User could disable secure boot!",\r | |
4593 | NULL\r | |
4594 | );\r | |
4595 | Status = EFI_UNSUPPORTED;\r | |
4596 | } else {\r | |
4597 | CreatePopUp (\r | |
4598 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4599 | &Key,\r | |
4600 | L"Configuration changed, please reset the platform to take effect!",\r | |
4601 | NULL\r | |
4602 | );\r | |
4603 | }\r | |
ecc722ad | 4604 | }\r |
ecc722ad | 4605 | \r |
c411b485 MK |
4606 | break;\r |
4607 | \r | |
4608 | case KEY_SECURE_BOOT_KEK_OPTION:\r | |
4609 | case KEY_SECURE_BOOT_DB_OPTION:\r | |
4610 | case KEY_SECURE_BOOT_DBX_OPTION:\r | |
4611 | case KEY_SECURE_BOOT_DBT_OPTION:\r | |
4612 | PrivateData = SECUREBOOT_CONFIG_PRIVATE_FROM_THIS (This);\r | |
4613 | //\r | |
4614 | // Clear Signature GUID.\r | |
4615 | //\r | |
4616 | ZeroMem (IfrNvData->SignatureGuid, sizeof (IfrNvData->SignatureGuid));\r | |
ecc722ad | 4617 | if (Private->SignatureGUID == NULL) {\r |
c411b485 MK |
4618 | Private->SignatureGUID = (EFI_GUID *)AllocateZeroPool (sizeof (EFI_GUID));\r |
4619 | if (Private->SignatureGUID == NULL) {\r | |
4620 | return EFI_OUT_OF_RESOURCES;\r | |
4621 | }\r | |
ecc722ad | 4622 | }\r |
beda2356 | 4623 | \r |
c411b485 MK |
4624 | //\r |
4625 | // Cleanup VFRData once leaving PK/KEK/DB/DBX/DBT enroll/delete page\r | |
4626 | //\r | |
4627 | SecureBootExtractConfigFromVariable (PrivateData, IfrNvData);\r | |
4628 | \r | |
4629 | if (QuestionId == KEY_SECURE_BOOT_DB_OPTION) {\r | |
4630 | LabelId = SECUREBOOT_ENROLL_SIGNATURE_TO_DB;\r | |
4631 | } else if (QuestionId == KEY_SECURE_BOOT_DBX_OPTION) {\r | |
4632 | LabelId = SECUREBOOT_ENROLL_SIGNATURE_TO_DBX;\r | |
4633 | } else if (QuestionId == KEY_SECURE_BOOT_DBT_OPTION) {\r | |
4634 | LabelId = SECUREBOOT_ENROLL_SIGNATURE_TO_DBT;\r | |
4635 | } else {\r | |
4636 | LabelId = FORMID_ENROLL_KEK_FORM;\r | |
4637 | }\r | |
762d8ddb | 4638 | \r |
c411b485 MK |
4639 | //\r |
4640 | // Refresh selected file.\r | |
4641 | //\r | |
4642 | CleanUpPage (LabelId, Private);\r | |
4643 | break;\r | |
4644 | case KEY_SECURE_BOOT_PK_OPTION:\r | |
4645 | LabelId = FORMID_ENROLL_PK_FORM;\r | |
4646 | //\r | |
4647 | // Refresh selected file.\r | |
4648 | //\r | |
4649 | CleanUpPage (LabelId, Private);\r | |
4650 | break;\r | |
20333c6d | 4651 | \r |
c411b485 MK |
4652 | case FORMID_ENROLL_PK_FORM:\r |
4653 | ChooseFile (NULL, NULL, UpdatePKFromFile, &File);\r | |
4654 | break;\r | |
762d8ddb | 4655 | \r |
c411b485 MK |
4656 | case FORMID_ENROLL_KEK_FORM:\r |
4657 | ChooseFile (NULL, NULL, UpdateKEKFromFile, &File);\r | |
4658 | break;\r | |
762d8ddb | 4659 | \r |
c411b485 MK |
4660 | case SECUREBOOT_ENROLL_SIGNATURE_TO_DB:\r |
4661 | ChooseFile (NULL, NULL, UpdateDBFromFile, &File);\r | |
4662 | break;\r | |
4de754e1 | 4663 | \r |
c411b485 MK |
4664 | case SECUREBOOT_ENROLL_SIGNATURE_TO_DBX:\r |
4665 | ChooseFile (NULL, NULL, UpdateDBXFromFile, &File);\r | |
4de754e1 | 4666 | \r |
c411b485 | 4667 | if (Private->FileContext->FHandle != NULL) {\r |
4de754e1 | 4668 | //\r |
c411b485 | 4669 | // Parse the file's postfix.\r |
4de754e1 | 4670 | //\r |
c411b485 MK |
4671 | NameLength = StrLen (Private->FileContext->FileName);\r |
4672 | if (NameLength <= 4) {\r | |
4673 | return FALSE;\r | |
4674 | }\r | |
4de754e1 | 4675 | \r |
c411b485 MK |
4676 | FilePostFix = Private->FileContext->FileName + NameLength - 4;\r |
4677 | \r | |
4678 | if (IsDerEncodeCertificate (FilePostFix)) {\r | |
4679 | //\r | |
4680 | // Supports DER-encoded X509 certificate.\r | |
4681 | //\r | |
4682 | IfrNvData->FileEnrollType = X509_CERT_FILE_TYPE;\r | |
4683 | } else if (IsAuthentication2Format (Private->FileContext->FHandle)) {\r | |
4684 | IfrNvData->FileEnrollType = AUTHENTICATION_2_FILE_TYPE;\r | |
4685 | } else {\r | |
4686 | IfrNvData->FileEnrollType = PE_IMAGE_FILE_TYPE;\r | |
4687 | }\r | |
ecc722ad | 4688 | \r |
c411b485 | 4689 | Private->FileContext->FileType = IfrNvData->FileEnrollType;\r |
ecc722ad | 4690 | \r |
c411b485 MK |
4691 | //\r |
4692 | // Clean up Certificate Format if File type is not X509 DER\r | |
4693 | //\r | |
4694 | if (IfrNvData->FileEnrollType != X509_CERT_FILE_TYPE) {\r | |
4695 | IfrNvData->CertificateFormat = HASHALG_RAW;\r | |
f71ed839 | 4696 | }\r |
c411b485 MK |
4697 | \r |
4698 | DEBUG ((DEBUG_ERROR, "IfrNvData->FileEnrollType %d\n", Private->FileContext->FileType));\r | |
ecc722ad | 4699 | }\r |
ecc722ad | 4700 | \r |
c411b485 | 4701 | break;\r |
ecc722ad | 4702 | \r |
c411b485 MK |
4703 | case SECUREBOOT_ENROLL_SIGNATURE_TO_DBT:\r |
4704 | ChooseFile (NULL, NULL, UpdateDBTFromFile, &File);\r | |
4705 | break;\r | |
ecc722ad | 4706 | \r |
c411b485 MK |
4707 | case KEY_SECURE_BOOT_DELETE_PK:\r |
4708 | if (Value->u8) {\r | |
4709 | CreatePopUp (\r | |
4710 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4711 | &Key,\r | |
4712 | L"Are you sure you want to delete PK? Secure boot will be disabled!",\r | |
4713 | L"Press 'Y' to delete PK and exit, 'N' to discard change and return",\r | |
4714 | NULL\r | |
4715 | );\r | |
4716 | if ((Key.UnicodeChar == 'y') || (Key.UnicodeChar == 'Y')) {\r | |
4717 | Status = DeletePlatformKey ();\r | |
4718 | if (EFI_ERROR (Status)) {\r | |
4719 | CreatePopUp (\r | |
4720 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4721 | &Key,\r | |
4722 | L"Only Physical Presence User could delete PK in custom mode!",\r | |
4723 | NULL\r | |
4724 | );\r | |
4725 | }\r | |
4726 | }\r | |
4727 | }\r | |
85974aef | 4728 | \r |
c411b485 | 4729 | break;\r |
85974aef | 4730 | \r |
c411b485 MK |
4731 | case KEY_DELETE_KEK:\r |
4732 | UpdateDeletePage (\r | |
4733 | Private,\r | |
4734 | EFI_KEY_EXCHANGE_KEY_NAME,\r | |
4735 | &gEfiGlobalVariableGuid,\r | |
4736 | LABEL_KEK_DELETE,\r | |
4737 | FORMID_DELETE_KEK_FORM,\r | |
4738 | OPTION_DEL_KEK_QUESTION_ID\r | |
4739 | );\r | |
4740 | break;\r | |
85974aef | 4741 | \r |
c411b485 MK |
4742 | case SECUREBOOT_DELETE_SIGNATURE_FROM_DB:\r |
4743 | UpdateDeletePage (\r | |
4744 | Private,\r | |
4745 | EFI_IMAGE_SECURITY_DATABASE,\r | |
4746 | &gEfiImageSecurityDatabaseGuid,\r | |
4747 | LABEL_DB_DELETE,\r | |
4748 | SECUREBOOT_DELETE_SIGNATURE_FROM_DB,\r | |
4749 | OPTION_DEL_DB_QUESTION_ID\r | |
4750 | );\r | |
4751 | break;\r | |
ecc722ad | 4752 | \r |
85974aef | 4753 | //\r |
c411b485 | 4754 | // From DBX option to the level-1 form, display signature list.\r |
85974aef | 4755 | //\r |
c411b485 MK |
4756 | case KEY_VALUE_FROM_DBX_TO_LIST_FORM:\r |
4757 | Private->VariableName = Variable_DBX;\r | |
4758 | LoadSignatureList (\r | |
4759 | Private,\r | |
4760 | LABEL_SIGNATURE_LIST_START,\r | |
4761 | SECUREBOOT_DELETE_SIGNATURE_LIST_FORM,\r | |
4762 | OPTION_SIGNATURE_LIST_QUESTION_ID\r | |
4763 | );\r | |
4764 | break;\r | |
85974aef | 4765 | \r |
4766 | //\r | |
c411b485 | 4767 | // Delete all signature list and reload.\r |
85974aef | 4768 | //\r |
c411b485 | 4769 | case KEY_SECURE_BOOT_DELETE_ALL_LIST:\r |
ee79ac8d | 4770 | CreatePopUp (\r |
4771 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4772 | &Key,\r | |
c411b485 MK |
4773 | L"Press 'Y' to delete signature list.",\r |
4774 | L"Press other key to cancel and exit.",\r | |
ee79ac8d | 4775 | NULL\r |
4776 | );\r | |
ecc722ad | 4777 | \r |
c411b485 MK |
4778 | if ((Key.UnicodeChar == L'Y') || (Key.UnicodeChar == L'y')) {\r |
4779 | DeleteSignatureEx (Private, Delete_Signature_List_All, IfrNvData->CheckedDataCount);\r | |
4780 | }\r | |
ecc722ad | 4781 | \r |
c411b485 MK |
4782 | LoadSignatureList (\r |
4783 | Private,\r | |
4784 | LABEL_SIGNATURE_LIST_START,\r | |
4785 | SECUREBOOT_DELETE_SIGNATURE_LIST_FORM,\r | |
4786 | OPTION_SIGNATURE_LIST_QUESTION_ID\r | |
20333c6d | 4787 | );\r |
4de754e1 | 4788 | break;\r |
20333c6d | 4789 | \r |
c411b485 MK |
4790 | //\r |
4791 | // Delete one signature list and reload.\r | |
4792 | //\r | |
4793 | case KEY_SECURE_BOOT_DELETE_ALL_DATA:\r | |
ee79ac8d | 4794 | CreatePopUp (\r |
4795 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4796 | &Key,\r | |
c411b485 MK |
4797 | L"Press 'Y' to delete signature data.",\r |
4798 | L"Press other key to cancel and exit.",\r | |
ee79ac8d | 4799 | NULL\r |
4800 | );\r | |
ecc722ad | 4801 | \r |
c411b485 MK |
4802 | if ((Key.UnicodeChar == L'Y') || (Key.UnicodeChar == L'y')) {\r |
4803 | DeleteSignatureEx (Private, Delete_Signature_List_One, IfrNvData->CheckedDataCount);\r | |
4804 | }\r | |
4805 | \r | |
4806 | LoadSignatureList (\r | |
4807 | Private,\r | |
4808 | LABEL_SIGNATURE_LIST_START,\r | |
4809 | SECUREBOOT_DELETE_SIGNATURE_LIST_FORM,\r | |
4810 | OPTION_SIGNATURE_LIST_QUESTION_ID\r | |
20333c6d | 4811 | );\r |
c411b485 MK |
4812 | break;\r |
4813 | \r | |
5396354b | 4814 | //\r |
c411b485 | 4815 | // Delete checked signature data and reload.\r |
5396354b | 4816 | //\r |
c411b485 | 4817 | case KEY_SECURE_BOOT_DELETE_CHECK_DATA:\r |
762d8ddb DB |
4818 | CreatePopUp (\r |
4819 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4820 | &Key,\r | |
c411b485 MK |
4821 | L"Press 'Y' to delete signature data.",\r |
4822 | L"Press other key to cancel and exit.",\r | |
762d8ddb DB |
4823 | NULL\r |
4824 | );\r | |
c411b485 MK |
4825 | \r |
4826 | if ((Key.UnicodeChar == L'Y') || (Key.UnicodeChar == L'y')) {\r | |
4827 | DeleteSignatureEx (Private, Delete_Signature_Data, IfrNvData->CheckedDataCount);\r | |
4828 | }\r | |
4829 | \r | |
4830 | LoadSignatureList (\r | |
ecc722ad | 4831 | Private,\r |
c411b485 MK |
4832 | LABEL_SIGNATURE_LIST_START,\r |
4833 | SECUREBOOT_DELETE_SIGNATURE_LIST_FORM,\r | |
4834 | OPTION_SIGNATURE_LIST_QUESTION_ID\r | |
ecc722ad | 4835 | );\r |
c411b485 MK |
4836 | break;\r |
4837 | \r | |
4838 | case SECUREBOOT_DELETE_SIGNATURE_FROM_DBT:\r | |
4839 | UpdateDeletePage (\r | |
20333c6d QL |
4840 | Private,\r |
4841 | EFI_IMAGE_SECURITY_DATABASE2,\r | |
4842 | &gEfiImageSecurityDatabaseGuid,\r | |
4843 | LABEL_DBT_DELETE,\r | |
4844 | SECUREBOOT_DELETE_SIGNATURE_FROM_DBT,\r | |
c411b485 | 4845 | OPTION_DEL_DBT_QUESTION_ID\r |
20333c6d | 4846 | );\r |
ecc722ad | 4847 | \r |
c411b485 | 4848 | break;\r |
20333c6d | 4849 | \r |
c411b485 MK |
4850 | case KEY_VALUE_SAVE_AND_EXIT_KEK:\r |
4851 | Status = EnrollKeyExchangeKey (Private);\r | |
4852 | if (EFI_ERROR (Status)) {\r | |
4853 | CreatePopUp (\r | |
4854 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4855 | &Key,\r | |
4856 | L"ERROR: Unsupported file type!",\r | |
4857 | L"Only supports DER-encoded X509 certificate",\r | |
4858 | NULL\r | |
4859 | );\r | |
4860 | }\r | |
4861 | \r | |
4862 | break;\r | |
4863 | \r | |
4864 | case KEY_VALUE_SAVE_AND_EXIT_DB:\r | |
4865 | Status = EnrollSignatureDatabase (Private, EFI_IMAGE_SECURITY_DATABASE);\r | |
4866 | if (EFI_ERROR (Status)) {\r | |
4867 | CreatePopUp (\r | |
4868 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4869 | &Key,\r | |
4870 | L"ERROR: Unsupported file type!",\r | |
4871 | L"Only supports DER-encoded X509 certificate and executable EFI image",\r | |
4872 | NULL\r | |
4873 | );\r | |
4874 | }\r | |
4875 | \r | |
4876 | break;\r | |
4877 | \r | |
4878 | case KEY_VALUE_SAVE_AND_EXIT_DBX:\r | |
4879 | if (IsX509CertInDbx (Private, EFI_IMAGE_SECURITY_DATABASE1)) {\r | |
4880 | CreatePopUp (\r | |
4881 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4882 | &Key,\r | |
4883 | L"Enrollment failed! Same certificate had already been in the dbx!",\r | |
4884 | NULL\r | |
4885 | );\r | |
4886 | \r | |
4887 | //\r | |
4888 | // Cert already exists in DBX. Close opened file before exit.\r | |
4889 | //\r | |
4890 | CloseEnrolledFile (Private->FileContext);\r | |
4891 | break;\r | |
4892 | }\r | |
4893 | \r | |
4894 | if ((IfrNvData != NULL) && (IfrNvData->CertificateFormat < HASHALG_MAX)) {\r | |
4895 | Status = EnrollX509HashtoSigDB (\r | |
4896 | Private,\r | |
4897 | IfrNvData->CertificateFormat,\r | |
4898 | &IfrNvData->RevocationDate,\r | |
4899 | &IfrNvData->RevocationTime,\r | |
4900 | IfrNvData->AlwaysRevocation\r | |
4901 | );\r | |
4902 | IfrNvData->CertificateFormat = HASHALG_RAW;\r | |
4903 | } else {\r | |
4904 | Status = EnrollSignatureDatabase (Private, EFI_IMAGE_SECURITY_DATABASE1);\r | |
4905 | }\r | |
4906 | \r | |
4907 | if (EFI_ERROR (Status)) {\r | |
4908 | CreatePopUp (\r | |
4909 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4910 | &Key,\r | |
4911 | L"ERROR: Unsupported file type!",\r | |
4912 | L"Only supports DER-encoded X509 certificate, AUTH_2 format data & executable EFI image",\r | |
4913 | NULL\r | |
4914 | );\r | |
4915 | }\r | |
4916 | \r | |
4917 | break;\r | |
4918 | \r | |
4919 | case KEY_VALUE_SAVE_AND_EXIT_DBT:\r | |
4920 | Status = EnrollSignatureDatabase (Private, EFI_IMAGE_SECURITY_DATABASE2);\r | |
4921 | if (EFI_ERROR (Status)) {\r | |
4922 | CreatePopUp (\r | |
4923 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4924 | &Key,\r | |
4925 | L"ERROR: Unsupported file type!",\r | |
4926 | L"Only supports DER-encoded X509 certificate.",\r | |
4927 | NULL\r | |
4928 | );\r | |
4929 | }\r | |
4930 | \r | |
4931 | break;\r | |
4932 | case KEY_VALUE_SAVE_AND_EXIT_PK:\r | |
4933 | //\r | |
4934 | // Check the suffix, encode type and the key strength of PK certificate.\r | |
4935 | //\r | |
4936 | Status = CheckX509Certificate (Private->FileContext, &EnrollKeyErrorCode);\r | |
4937 | if (EFI_ERROR (Status)) {\r | |
4938 | if ((EnrollKeyErrorCode != None_Error) && (EnrollKeyErrorCode < Enroll_Error_Max)) {\r | |
4939 | CreatePopUp (\r | |
4940 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4941 | &Key,\r | |
4942 | mX509EnrollPromptTitle[EnrollKeyErrorCode],\r | |
4943 | mX509EnrollPromptString[EnrollKeyErrorCode],\r | |
4944 | NULL\r | |
4945 | );\r | |
4946 | break;\r | |
4947 | }\r | |
4948 | } else {\r | |
4949 | Status = EnrollPlatformKey (Private);\r | |
4950 | }\r | |
4951 | \r | |
4952 | if (EFI_ERROR (Status)) {\r | |
4953 | UnicodeSPrint (\r | |
4954 | PromptString,\r | |
4955 | sizeof (PromptString),\r | |
4956 | L"Error status: %x.",\r | |
4957 | Status\r | |
4958 | );\r | |
4959 | CreatePopUp (\r | |
4960 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
4961 | &Key,\r | |
4962 | L"ERROR: Enrollment failed!",\r | |
4963 | PromptString,\r | |
4964 | NULL\r | |
4965 | );\r | |
4966 | }\r | |
4967 | \r | |
4968 | break;\r | |
4969 | default:\r | |
4970 | if ((QuestionId >= OPTION_DEL_KEK_QUESTION_ID) &&\r | |
4971 | (QuestionId < (OPTION_DEL_KEK_QUESTION_ID + OPTION_CONFIG_RANGE)))\r | |
4972 | {\r | |
4973 | DeleteKeyExchangeKey (Private, QuestionId);\r | |
4974 | } else if ((QuestionId >= OPTION_DEL_DB_QUESTION_ID) &&\r | |
4975 | (QuestionId < (OPTION_DEL_DB_QUESTION_ID + OPTION_CONFIG_RANGE)))\r | |
4976 | {\r | |
4977 | DeleteSignature (\r | |
4978 | Private,\r | |
4979 | EFI_IMAGE_SECURITY_DATABASE,\r | |
4980 | &gEfiImageSecurityDatabaseGuid,\r | |
4981 | LABEL_DB_DELETE,\r | |
4982 | SECUREBOOT_DELETE_SIGNATURE_FROM_DB,\r | |
4983 | OPTION_DEL_DB_QUESTION_ID,\r | |
4984 | QuestionId - OPTION_DEL_DB_QUESTION_ID\r | |
4985 | );\r | |
4986 | } else if ((QuestionId >= OPTION_SIGNATURE_LIST_QUESTION_ID) &&\r | |
4987 | (QuestionId < (OPTION_SIGNATURE_LIST_QUESTION_ID + OPTION_CONFIG_RANGE)))\r | |
4988 | {\r | |
4989 | LoadSignatureData (\r | |
4990 | Private,\r | |
4991 | LABEL_SIGNATURE_DATA_START,\r | |
4992 | SECUREBOOT_DELETE_SIGNATURE_DATA_FORM,\r | |
4993 | OPTION_SIGNATURE_DATA_QUESTION_ID,\r | |
4994 | QuestionId - OPTION_SIGNATURE_LIST_QUESTION_ID\r | |
4995 | );\r | |
4996 | Private->ListIndex = QuestionId - OPTION_SIGNATURE_LIST_QUESTION_ID;\r | |
4997 | } else if ((QuestionId >= OPTION_SIGNATURE_DATA_QUESTION_ID) &&\r | |
4998 | (QuestionId < (OPTION_SIGNATURE_DATA_QUESTION_ID + OPTION_CONFIG_RANGE)))\r | |
4999 | {\r | |
5000 | if (Private->CheckArray[QuestionId - OPTION_SIGNATURE_DATA_QUESTION_ID]) {\r | |
5001 | IfrNvData->CheckedDataCount--;\r | |
5002 | Private->CheckArray[QuestionId - OPTION_SIGNATURE_DATA_QUESTION_ID] = FALSE;\r | |
5003 | } else {\r | |
5004 | IfrNvData->CheckedDataCount++;\r | |
5005 | Private->CheckArray[QuestionId - OPTION_SIGNATURE_DATA_QUESTION_ID] = TRUE;\r | |
5006 | }\r | |
5007 | } else if ((QuestionId >= OPTION_DEL_DBT_QUESTION_ID) &&\r | |
5008 | (QuestionId < (OPTION_DEL_DBT_QUESTION_ID + OPTION_CONFIG_RANGE)))\r | |
5009 | {\r | |
5010 | DeleteSignature (\r | |
5011 | Private,\r | |
5012 | EFI_IMAGE_SECURITY_DATABASE2,\r | |
5013 | &gEfiImageSecurityDatabaseGuid,\r | |
5014 | LABEL_DBT_DELETE,\r | |
5015 | SECUREBOOT_DELETE_SIGNATURE_FROM_DBT,\r | |
5016 | OPTION_DEL_DBT_QUESTION_ID,\r | |
5017 | QuestionId - OPTION_DEL_DBT_QUESTION_ID\r | |
5018 | );\r | |
5019 | }\r | |
5020 | \r | |
5021 | break;\r | |
5022 | \r | |
5023 | case KEY_VALUE_NO_SAVE_AND_EXIT_PK:\r | |
5024 | case KEY_VALUE_NO_SAVE_AND_EXIT_KEK:\r | |
5025 | case KEY_VALUE_NO_SAVE_AND_EXIT_DB:\r | |
5026 | case KEY_VALUE_NO_SAVE_AND_EXIT_DBX:\r | |
5027 | case KEY_VALUE_NO_SAVE_AND_EXIT_DBT:\r | |
5028 | CloseEnrolledFile (Private->FileContext);\r | |
5029 | \r | |
5030 | if (Private->SignatureGUID != NULL) {\r | |
5031 | FreePool (Private->SignatureGUID);\r | |
5032 | Private->SignatureGUID = NULL;\r | |
5033 | }\r | |
5034 | \r | |
5035 | break;\r | |
762d8ddb DB |
5036 | }\r |
5037 | } else if (Action == EFI_BROWSER_ACTION_CHANGED) {\r | |
5038 | switch (QuestionId) {\r | |
c411b485 MK |
5039 | case KEY_SECURE_BOOT_ENABLE:\r |
5040 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_APPLY;\r | |
ecc722ad | 5041 | break;\r |
c411b485 MK |
5042 | case KEY_SECURE_BOOT_MODE:\r |
5043 | mIsEnterSecureBootForm = FALSE;\r | |
5044 | break;\r | |
5045 | case KEY_SECURE_BOOT_KEK_GUID:\r | |
5046 | case KEY_SECURE_BOOT_SIGNATURE_GUID_DB:\r | |
5047 | case KEY_SECURE_BOOT_SIGNATURE_GUID_DBX:\r | |
5048 | case KEY_SECURE_BOOT_SIGNATURE_GUID_DBT:\r | |
5049 | ASSERT (Private->SignatureGUID != NULL);\r | |
5050 | RStatus = StrToGuid (IfrNvData->SignatureGuid, Private->SignatureGUID);\r | |
5051 | if (RETURN_ERROR (RStatus) || (IfrNvData->SignatureGuid[GUID_STRING_LENGTH] != L'\0')) {\r | |
5052 | Status = EFI_INVALID_PARAMETER;\r | |
5053 | break;\r | |
5054 | }\r | |
ecc722ad | 5055 | \r |
f71ed839 | 5056 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_APPLY;\r |
c411b485 MK |
5057 | break;\r |
5058 | case KEY_SECURE_BOOT_DELETE_PK:\r | |
5059 | GetVariable2 (EFI_SETUP_MODE_NAME, &gEfiGlobalVariableGuid, (VOID **)&SetupMode, NULL);\r | |
5060 | if ((SetupMode == NULL) || ((*SetupMode) == SETUP_MODE)) {\r | |
5061 | IfrNvData->DeletePk = TRUE;\r | |
5062 | IfrNvData->HasPk = FALSE;\r | |
5063 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;\r | |
5064 | } else {\r | |
5065 | IfrNvData->DeletePk = FALSE;\r | |
5066 | IfrNvData->HasPk = TRUE;\r | |
5067 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_APPLY;\r | |
5068 | }\r | |
5069 | \r | |
5070 | if (SetupMode != NULL) {\r | |
5071 | FreePool (SetupMode);\r | |
5072 | }\r | |
5073 | \r | |
5074 | break;\r | |
5075 | case KEY_SECURE_BOOT_RESET_TO_DEFAULT:\r | |
5076 | {\r | |
5077 | Status = gBS->LocateProtocol (&gEfiHiiPopupProtocolGuid, NULL, (VOID **)&HiiPopup);\r | |
5078 | if (EFI_ERROR (Status)) {\r | |
5079 | return Status;\r | |
5080 | }\r | |
5081 | \r | |
5082 | Status = HiiPopup->CreatePopup (\r | |
5083 | HiiPopup,\r | |
5084 | EfiHiiPopupStyleInfo,\r | |
5085 | EfiHiiPopupTypeYesNo,\r | |
5086 | Private->HiiHandle,\r | |
5087 | STRING_TOKEN (STR_RESET_TO_DEFAULTS_POPUP),\r | |
5088 | &UserSelection\r | |
5089 | );\r | |
5090 | if (UserSelection == EfiHiiPopupSelectionYes) {\r | |
5091 | Status = KeyEnrollReset ();\r | |
5092 | }\r | |
5093 | \r | |
5094 | //\r | |
5095 | // Update secure boot strings after key reset\r | |
5096 | //\r | |
5097 | if (Status == EFI_SUCCESS) {\r | |
5098 | Status = UpdateSecureBootString (Private);\r | |
5099 | SecureBootExtractConfigFromVariable (Private, IfrNvData);\r | |
5100 | }\r | |
f71ed839 | 5101 | }\r |
c411b485 MK |
5102 | default:\r |
5103 | break;\r | |
ecc722ad | 5104 | }\r |
a2f2c258 | 5105 | } else if (Action == EFI_BROWSER_ACTION_DEFAULT_STANDARD) {\r |
5106 | if (QuestionId == KEY_HIDE_SECURE_BOOT) {\r | |
c411b485 | 5107 | GetVariable2 (EFI_PLATFORM_KEY_NAME, &gEfiGlobalVariableGuid, (VOID **)&Pk, NULL);\r |
126f3b1d | 5108 | if (Pk == NULL) {\r |
a2f2c258 | 5109 | IfrNvData->HideSecureBoot = TRUE;\r |
5110 | } else {\r | |
126f3b1d | 5111 | FreePool (Pk);\r |
a2f2c258 | 5112 | IfrNvData->HideSecureBoot = FALSE;\r |
5113 | }\r | |
c411b485 | 5114 | \r |
a2f2c258 | 5115 | Value->b = IfrNvData->HideSecureBoot;\r |
5116 | }\r | |
f71ed839 | 5117 | } else if (Action == EFI_BROWSER_ACTION_FORM_CLOSE) {\r |
5118 | //\r | |
5119 | // Force the platform back to Standard Mode once user leave the setup screen.\r | |
5120 | //\r | |
c411b485 MK |
5121 | GetVariable2 (EFI_CUSTOM_MODE_NAME, &gEfiCustomModeEnableGuid, (VOID **)&SecureBootMode, NULL);\r |
5122 | if ((NULL != SecureBootMode) && (*SecureBootMode == CUSTOM_SECURE_BOOT_MODE)) {\r | |
f71ed839 | 5123 | IfrNvData->SecureBootMode = STANDARD_SECURE_BOOT_MODE;\r |
c411b485 | 5124 | SetSecureBootMode (STANDARD_SECURE_BOOT_MODE);\r |
f71ed839 | 5125 | }\r |
c411b485 | 5126 | \r |
f71ed839 | 5127 | if (SecureBootMode != NULL) {\r |
5128 | FreePool (SecureBootMode);\r | |
5129 | }\r | |
85974aef | 5130 | \r |
5131 | if (QuestionId == KEY_SECURE_BOOT_DELETE_ALL_DATA) {\r | |
5132 | //\r | |
5133 | // Free memory when exit from the SECUREBOOT_DELETE_SIGNATURE_DATA_FORM form.\r | |
5134 | //\r | |
5135 | SECUREBOOT_FREE_NON_NULL (Private->CheckArray);\r | |
5136 | IfrNvData->CheckedDataCount = 0;\r | |
5137 | }\r | |
ecc722ad | 5138 | }\r |
20333c6d | 5139 | \r |
96832eef CZ |
5140 | EXIT:\r |
5141 | \r | |
488aab25 | 5142 | if (!EFI_ERROR (Status) && GetBrowserDataResult) {\r |
ecc722ad | 5143 | BufferSize = sizeof (SECUREBOOT_CONFIGURATION);\r |
c411b485 | 5144 | HiiSetBrowserData (&gSecureBootConfigFormSetGuid, mSecureBootStorageName, BufferSize, (UINT8 *)IfrNvData, NULL);\r |
ecc722ad | 5145 | }\r |
96832eef | 5146 | \r |
ecc722ad | 5147 | FreePool (IfrNvData);\r |
20333c6d | 5148 | \r |
c411b485 MK |
5149 | if (File != NULL) {\r |
5150 | FreePool (File);\r | |
762d8ddb DB |
5151 | File = NULL;\r |
5152 | }\r | |
5153 | \r | |
ecc722ad | 5154 | return EFI_SUCCESS;\r |
beda2356 | 5155 | }\r |
5156 | \r | |
5157 | /**\r | |
5158 | This function publish the SecureBoot configuration Form.\r | |
5159 | \r | |
5160 | @param[in, out] PrivateData Points to SecureBoot configuration private data.\r | |
5161 | \r | |
ecc722ad | 5162 | @retval EFI_SUCCESS HII Form is installed successfully.\r |
beda2356 | 5163 | @retval EFI_OUT_OF_RESOURCES Not enough resource for HII Form installation.\r |
5164 | @retval Others Other errors as indicated.\r | |
5165 | \r | |
5166 | **/\r | |
5167 | EFI_STATUS\r | |
5168 | InstallSecureBootConfigForm (\r | |
5169 | IN OUT SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData\r | |
5170 | )\r | |
5171 | {\r | |
5172 | EFI_STATUS Status;\r | |
5173 | EFI_HII_HANDLE HiiHandle;\r | |
5174 | EFI_HANDLE DriverHandle;\r | |
beda2356 | 5175 | EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;\r |
5176 | \r | |
5177 | DriverHandle = NULL;\r | |
5178 | ConfigAccess = &PrivateData->ConfigAccess;\r | |
c411b485 MK |
5179 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
5180 | &DriverHandle,\r | |
5181 | &gEfiDevicePathProtocolGuid,\r | |
5182 | &mSecureBootHiiVendorDevicePath,\r | |
5183 | &gEfiHiiConfigAccessProtocolGuid,\r | |
5184 | ConfigAccess,\r | |
5185 | NULL\r | |
5186 | );\r | |
beda2356 | 5187 | if (EFI_ERROR (Status)) {\r |
5188 | return Status;\r | |
5189 | }\r | |
5190 | \r | |
5191 | PrivateData->DriverHandle = DriverHandle;\r | |
5192 | \r | |
5193 | //\r | |
5194 | // Publish the HII package list\r | |
5195 | //\r | |
5196 | HiiHandle = HiiAddPackages (\r | |
5197 | &gSecureBootConfigFormSetGuid,\r | |
5198 | DriverHandle,\r | |
5199 | SecureBootConfigDxeStrings,\r | |
5200 | SecureBootConfigBin,\r | |
5201 | NULL\r | |
5202 | );\r | |
5203 | if (HiiHandle == NULL) {\r | |
5204 | gBS->UninstallMultipleProtocolInterfaces (\r | |
5205 | DriverHandle,\r | |
5206 | &gEfiDevicePathProtocolGuid,\r | |
5207 | &mSecureBootHiiVendorDevicePath,\r | |
5208 | &gEfiHiiConfigAccessProtocolGuid,\r | |
5209 | ConfigAccess,\r | |
5210 | NULL\r | |
bc0c99b3 | 5211 | );\r |
beda2356 | 5212 | return EFI_OUT_OF_RESOURCES;\r |
5213 | }\r | |
bc0c99b3 | 5214 | \r |
beda2356 | 5215 | PrivateData->HiiHandle = HiiHandle;\r |
ecc722ad | 5216 | \r |
5217 | PrivateData->FileContext = AllocateZeroPool (sizeof (SECUREBOOT_FILE_CONTEXT));\r | |
20333c6d | 5218 | \r |
762d8ddb | 5219 | if (PrivateData->FileContext == NULL) {\r |
ecc722ad | 5220 | UninstallSecureBootConfigForm (PrivateData);\r |
5221 | return EFI_OUT_OF_RESOURCES;\r | |
5222 | }\r | |
20333c6d | 5223 | \r |
ecc722ad | 5224 | //\r |
5225 | // Init OpCode Handle and Allocate space for creation of Buffer\r | |
5226 | //\r | |
5227 | mStartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
5228 | if (mStartOpCodeHandle == NULL) {\r | |
5229 | UninstallSecureBootConfigForm (PrivateData);\r | |
5230 | return EFI_OUT_OF_RESOURCES;\r | |
5231 | }\r | |
5232 | \r | |
5233 | mEndOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
5234 | if (mEndOpCodeHandle == NULL) {\r | |
5235 | UninstallSecureBootConfigForm (PrivateData);\r | |
5236 | return EFI_OUT_OF_RESOURCES;\r | |
5237 | }\r | |
5238 | \r | |
5239 | //\r | |
5240 | // Create Hii Extend Label OpCode as the start opcode\r | |
5241 | //\r | |
c411b485 MK |
5242 | mStartLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r |
5243 | mStartOpCodeHandle,\r | |
5244 | &gEfiIfrTianoGuid,\r | |
5245 | NULL,\r | |
5246 | sizeof (EFI_IFR_GUID_LABEL)\r | |
5247 | );\r | |
ecc722ad | 5248 | mStartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r |
5249 | \r | |
5250 | //\r | |
5251 | // Create Hii Extend Label OpCode as the end opcode\r | |
5252 | //\r | |
c411b485 MK |
5253 | mEndLabel = (EFI_IFR_GUID_LABEL *)HiiCreateGuidOpCode (\r |
5254 | mEndOpCodeHandle,\r | |
5255 | &gEfiIfrTianoGuid,\r | |
5256 | NULL,\r | |
5257 | sizeof (EFI_IFR_GUID_LABEL)\r | |
5258 | );\r | |
ecc722ad | 5259 | mEndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r |
5260 | mEndLabel->Number = LABEL_END;\r | |
20333c6d | 5261 | \r |
bc0c99b3 | 5262 | return EFI_SUCCESS;\r |
beda2356 | 5263 | }\r |
5264 | \r | |
5265 | /**\r | |
5266 | This function removes SecureBoot configuration Form.\r | |
5267 | \r | |
5268 | @param[in, out] PrivateData Points to SecureBoot configuration private data.\r | |
5269 | \r | |
5270 | **/\r | |
5271 | VOID\r | |
5272 | UninstallSecureBootConfigForm (\r | |
c411b485 | 5273 | IN OUT SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData\r |
beda2356 | 5274 | )\r |
5275 | {\r | |
5276 | //\r | |
5277 | // Uninstall HII package list\r | |
5278 | //\r | |
5279 | if (PrivateData->HiiHandle != NULL) {\r | |
5280 | HiiRemovePackages (PrivateData->HiiHandle);\r | |
5281 | PrivateData->HiiHandle = NULL;\r | |
5282 | }\r | |
5283 | \r | |
5284 | //\r | |
5285 | // Uninstall HII Config Access Protocol\r | |
5286 | //\r | |
5287 | if (PrivateData->DriverHandle != NULL) {\r | |
5288 | gBS->UninstallMultipleProtocolInterfaces (\r | |
5289 | PrivateData->DriverHandle,\r | |
5290 | &gEfiDevicePathProtocolGuid,\r | |
5291 | &mSecureBootHiiVendorDevicePath,\r | |
5292 | &gEfiHiiConfigAccessProtocolGuid,\r | |
5293 | &PrivateData->ConfigAccess,\r | |
5294 | NULL\r | |
5295 | );\r | |
5296 | PrivateData->DriverHandle = NULL;\r | |
5297 | }\r | |
bc0c99b3 | 5298 | \r |
ecc722ad | 5299 | if (PrivateData->SignatureGUID != NULL) {\r |
5300 | FreePool (PrivateData->SignatureGUID);\r | |
5301 | }\r | |
5302 | \r | |
ecc722ad | 5303 | if (PrivateData->FileContext != NULL) {\r |
5304 | FreePool (PrivateData->FileContext);\r | |
5305 | }\r | |
5306 | \r | |
beda2356 | 5307 | FreePool (PrivateData);\r |
ecc722ad | 5308 | \r |
ecc722ad | 5309 | if (mStartOpCodeHandle != NULL) {\r |
5310 | HiiFreeOpCodeHandle (mStartOpCodeHandle);\r | |
5311 | }\r | |
5312 | \r | |
5313 | if (mEndOpCodeHandle != NULL) {\r | |
5314 | HiiFreeOpCodeHandle (mEndOpCodeHandle);\r | |
5315 | }\r | |
beda2356 | 5316 | }\r |