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beda2356 | 1 | /** @file\r |
2 | The header file of HII Config Access protocol implementation of SecureBoot\r | |
3 | configuration module.\r | |
4 | \r | |
c035e373 | 5 | Copyright (c) 2011 - 2017, Intel Corporation. All rights reserved.<BR>\r |
bc0c99b3 | 6 | This program and the accompanying materials\r |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
beda2356 | 9 | http://opensource.org/licenses/bsd-license.php\r |
10 | \r | |
bc0c99b3 | 11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
beda2356 | 12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #ifndef __SECUREBOOT_CONFIG_IMPL_H__\r | |
17 | #define __SECUREBOOT_CONFIG_IMPL_H__\r | |
18 | \r | |
19 | #include <Uefi.h>\r | |
20 | \r | |
21 | #include <Protocol/HiiConfigAccess.h>\r | |
22 | #include <Protocol/HiiConfigRouting.h>\r | |
ecc722ad | 23 | #include <Protocol/SimpleFileSystem.h>\r |
24 | #include <Protocol/BlockIo.h>\r | |
25 | #include <Protocol/DevicePath.h>\r | |
ecc722ad | 26 | #include <Protocol/DebugPort.h>\r |
27 | #include <Protocol/LoadFile.h>\r | |
beda2356 | 28 | \r |
29 | #include <Library/BaseLib.h>\r | |
30 | #include <Library/BaseMemoryLib.h>\r | |
31 | #include <Library/DebugLib.h>\r | |
32 | #include <Library/MemoryAllocationLib.h>\r | |
33 | #include <Library/UefiBootServicesTableLib.h>\r | |
34 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
35 | #include <Library/UefiHiiServicesLib.h>\r | |
36 | #include <Library/UefiLib.h>\r | |
37 | #include <Library/HiiLib.h>\r | |
38 | #include <Library/DevicePathLib.h>\r | |
bc0c99b3 | 39 | #include <Library/PrintLib.h>\r |
ecc722ad | 40 | #include <Library/PlatformSecureLib.h>\r |
41 | #include <Library/BaseCryptLib.h>\r | |
762d8ddb | 42 | #include <Library/FileExplorerLib.h>\r |
5e9dfc67 | 43 | #include <Library/PeCoffLib.h>\r |
762d8ddb | 44 | \r |
beda2356 | 45 | #include <Guid/MdeModuleHii.h>\r |
46 | #include <Guid/AuthenticatedVariableFormat.h>\r | |
ecc722ad | 47 | #include <Guid/FileSystemVolumeLabelInfo.h>\r |
48 | #include <Guid/ImageAuthentication.h>\r | |
49 | #include <Guid/FileInfo.h>\r | |
4de754e1 | 50 | #include <Guid/WinCertificate.h>\r |
beda2356 | 51 | \r |
52 | #include "SecureBootConfigNvData.h"\r | |
53 | \r | |
54 | //\r | |
55 | // Tool generated IFR binary data and String package data\r | |
56 | //\r | |
ecc722ad | 57 | extern UINT8 SecureBootConfigBin[];\r |
58 | extern UINT8 SecureBootConfigDxeStrings[];\r | |
59 | \r | |
60 | //\r | |
61 | // Shared IFR form update data\r | |
62 | //\r | |
63 | extern VOID *mStartOpCodeHandle;\r | |
64 | extern VOID *mEndOpCodeHandle;\r | |
65 | extern EFI_IFR_GUID_LABEL *mStartLabel;\r | |
66 | extern EFI_IFR_GUID_LABEL *mEndLabel;\r | |
67 | \r | |
68 | #define MAX_CHAR 480\r | |
69 | #define TWO_BYTE_ENCODE 0x82\r | |
70 | \r | |
c035e373 | 71 | \r |
ecc722ad | 72 | //\r |
73 | // SHA-256 digest size in bytes\r | |
74 | //\r | |
75 | #define SHA256_DIGEST_SIZE 32\r | |
76 | //\r | |
20333c6d | 77 | // SHA-384 digest size in bytes\r |
ecc722ad | 78 | //\r |
20333c6d QL |
79 | #define SHA384_DIGEST_SIZE 48\r |
80 | //\r | |
81 | // SHA-512 digest size in bytes\r | |
82 | //\r | |
83 | #define SHA512_DIGEST_SIZE 64\r | |
84 | \r | |
85 | //\r | |
86 | // Set max digest size as SHA512 Output (64 bytes) by far\r | |
87 | //\r | |
88 | #define MAX_DIGEST_SIZE SHA512_DIGEST_SIZE\r | |
ecc722ad | 89 | \r |
90 | #define WIN_CERT_UEFI_RSA2048_SIZE 256\r | |
91 | \r | |
92 | //\r | |
93 | // Support hash types\r | |
94 | //\r | |
e9429e79 ZL |
95 | #define HASHALG_SHA224 0x00000000\r |
96 | #define HASHALG_SHA256 0x00000001\r | |
97 | #define HASHALG_SHA384 0x00000002\r | |
98 | #define HASHALG_SHA512 0x00000003\r | |
99 | #define HASHALG_RAW 0x00000004\r | |
100 | #define HASHALG_MAX 0x00000004\r | |
ecc722ad | 101 | \r |
102 | \r | |
ecc722ad | 103 | typedef struct {\r |
104 | UINTN Signature;\r | |
105 | LIST_ENTRY Head;\r | |
106 | UINTN MenuNumber;\r | |
107 | } SECUREBOOT_MENU_OPTION;\r | |
108 | \r | |
ecc722ad | 109 | typedef struct {\r |
ecc722ad | 110 | EFI_FILE_HANDLE FHandle;\r |
111 | UINT16 *FileName;\r | |
4de754e1 | 112 | UINT8 FileType;\r |
ecc722ad | 113 | } SECUREBOOT_FILE_CONTEXT;\r |
114 | \r | |
85974aef | 115 | #define SECUREBOOT_FREE_NON_NULL(Pointer) \\r |
116 | do { \\r | |
117 | if ((Pointer) != NULL) { \\r | |
118 | FreePool((Pointer)); \\r | |
119 | (Pointer) = NULL; \\r | |
120 | } \\r | |
121 | } while (FALSE)\r | |
122 | \r | |
123 | #define SECUREBOOT_FREE_NON_OPCODE(Handle) \\r | |
124 | do{ \\r | |
125 | if ((Handle) != NULL) { \\r | |
126 | HiiFreeOpCodeHandle((Handle)); \\r | |
127 | } \\r | |
128 | } while (FALSE)\r | |
129 | \r | |
130 | #define SIGNATURE_DATA_COUNTS(List) \\r | |
131 | (((List)->SignatureListSize - sizeof(EFI_SIGNATURE_LIST) - (List)->SignatureHeaderSize) / (List)->SignatureSize)\r | |
ecc722ad | 132 | \r |
133 | //\r | |
134 | // We define another format of 5th directory entry: security directory\r | |
135 | //\r | |
136 | typedef struct {\r | |
137 | UINT32 Offset; // Offset of certificate\r | |
138 | UINT32 SizeOfCert; // size of certificate appended\r | |
139 | } EFI_IMAGE_SECURITY_DATA_DIRECTORY;\r | |
140 | \r | |
141 | typedef enum{\r | |
142 | ImageType_IA32,\r | |
143 | ImageType_X64\r | |
144 | } IMAGE_TYPE;\r | |
beda2356 | 145 | \r |
146 | ///\r | |
147 | /// HII specific Vendor Device Path definition.\r | |
148 | ///\r | |
149 | typedef struct {\r | |
150 | VENDOR_DEVICE_PATH VendorDevicePath;\r | |
151 | EFI_DEVICE_PATH_PROTOCOL End;\r | |
152 | } HII_VENDOR_DEVICE_PATH;\r | |
153 | \r | |
85974aef | 154 | typedef enum {\r |
155 | VARIABLE_DB,\r | |
156 | VARIABLE_DBX,\r | |
157 | VARIABLE_DBT,\r | |
158 | VARIABLE_MAX\r | |
159 | } CURRENT_VARIABLE_NAME;\r | |
160 | \r | |
161 | typedef enum {\r | |
162 | DELETE_SIGNATURE_LIST_ALL,\r | |
163 | DELETE_SIGNATURE_LIST_ONE,\r | |
164 | DELETE_SIGNATURE_DATA\r | |
165 | }SIGNATURE_DELETE_TYPE;\r | |
166 | \r | |
beda2356 | 167 | typedef struct {\r |
168 | UINTN Signature;\r | |
169 | \r | |
170 | EFI_HII_CONFIG_ACCESS_PROTOCOL ConfigAccess;\r | |
171 | EFI_HII_HANDLE HiiHandle;\r | |
172 | EFI_HANDLE DriverHandle;\r | |
173 | \r | |
ecc722ad | 174 | SECUREBOOT_FILE_CONTEXT *FileContext;\r |
175 | \r | |
176 | EFI_GUID *SignatureGUID;\r | |
85974aef | 177 | \r |
178 | CURRENT_VARIABLE_NAME VariableName; // The variable name we are processing.\r | |
179 | UINT32 ListCount; // Record current variable has how many signature list.\r | |
180 | UINTN ListIndex; // Record which signature list is processing.\r | |
181 | BOOLEAN *CheckArray; // Record whcih siganture data checked.\r | |
beda2356 | 182 | } SECUREBOOT_CONFIG_PRIVATE_DATA;\r |
183 | \r | |
184 | extern SECUREBOOT_CONFIG_PRIVATE_DATA mSecureBootConfigPrivateDateTemplate;\r | |
762d8ddb | 185 | extern SECUREBOOT_CONFIG_PRIVATE_DATA *gSecureBootPrivateData;\r |
beda2356 | 186 | \r |
187 | #define SECUREBOOT_CONFIG_PRIVATE_DATA_SIGNATURE SIGNATURE_32 ('S', 'E', 'C', 'B')\r | |
bc0c99b3 | 188 | #define SECUREBOOT_CONFIG_PRIVATE_FROM_THIS(a) CR (a, SECUREBOOT_CONFIG_PRIVATE_DATA, ConfigAccess, SECUREBOOT_CONFIG_PRIVATE_DATA_SIGNATURE)\r |
189 | \r | |
ecc722ad | 190 | //\r |
191 | // Cryptograhpic Key Information\r | |
192 | //\r | |
1413b8e9 | 193 | #pragma pack(1)\r |
ecc722ad | 194 | typedef struct _CPL_KEY_INFO {\r |
195 | UINT32 KeyLengthInBits; // Key Length In Bits\r | |
196 | UINT32 BlockSize; // Operation Block Size in Bytes\r | |
197 | UINT32 CipherBlockSize; // Output Cipher Block Size in Bytes\r | |
198 | UINT32 KeyType; // Key Type\r | |
199 | UINT32 CipherMode; // Cipher Mode for Symmetric Algorithm\r | |
200 | UINT32 Flags; // Additional Key Property Flags\r | |
201 | } CPL_KEY_INFO;\r | |
1413b8e9 | 202 | #pragma pack()\r |
ecc722ad | 203 | \r |
204 | \r | |
205 | /**\r | |
206 | Retrieves the size, in bytes, of the context buffer required for hash operations.\r | |
207 | \r | |
208 | @return The size, in bytes, of the context buffer required for hash operations.\r | |
209 | \r | |
210 | **/\r | |
211 | typedef\r | |
212 | EFI_STATUS\r | |
213 | (EFIAPI *HASH_GET_CONTEXT_SIZE)(\r | |
214 | VOID\r | |
215 | );\r | |
216 | \r | |
217 | /**\r | |
218 | Initializes user-supplied memory pointed by HashContext as hash context for\r | |
219 | subsequent use.\r | |
220 | \r | |
221 | If HashContext is NULL, then ASSERT().\r | |
222 | \r | |
223 | @param[in, out] HashContext Pointer to Context being initialized.\r | |
224 | \r | |
225 | @retval TRUE HASH context initialization succeeded.\r | |
226 | @retval FALSE HASH context initialization failed.\r | |
227 | \r | |
228 | **/\r | |
229 | typedef\r | |
230 | BOOLEAN\r | |
231 | (EFIAPI *HASH_INIT)(\r | |
232 | IN OUT VOID *HashContext\r | |
233 | );\r | |
234 | \r | |
235 | \r | |
236 | /**\r | |
237 | Performs digest on a data buffer of the specified length. This function can\r | |
238 | be called multiple times to compute the digest of long or discontinuous data streams.\r | |
239 | \r | |
240 | If HashContext is NULL, then ASSERT().\r | |
241 | \r | |
242 | @param[in, out] HashContext Pointer to the MD5 context.\r | |
243 | @param[in] Data Pointer to the buffer containing the data to be hashed.\r | |
244 | @param[in] DataLength Length of Data buffer in bytes.\r | |
245 | \r | |
246 | @retval TRUE HASH data digest succeeded.\r | |
247 | @retval FALSE Invalid HASH context. After HashFinal function has been called, the\r | |
248 | HASH context cannot be reused.\r | |
249 | \r | |
250 | **/\r | |
251 | typedef\r | |
252 | BOOLEAN\r | |
253 | (EFIAPI *HASH_UPDATE)(\r | |
254 | IN OUT VOID *HashContext,\r | |
255 | IN CONST VOID *Data,\r | |
256 | IN UINTN DataLength\r | |
257 | );\r | |
258 | \r | |
259 | /**\r | |
260 | Completes hash computation and retrieves the digest value into the specified\r | |
261 | memory. After this function has been called, the context cannot be used again.\r | |
262 | \r | |
263 | If HashContext is NULL, then ASSERT().\r | |
264 | If HashValue is NULL, then ASSERT().\r | |
265 | \r | |
266 | @param[in, out] HashContext Pointer to the MD5 context\r | |
267 | @param[out] HashValue Pointer to a buffer that receives the HASH digest\r | |
268 | value (16 bytes).\r | |
269 | \r | |
270 | @retval TRUE HASH digest computation succeeded.\r | |
271 | @retval FALSE HASH digest computation failed.\r | |
272 | \r | |
273 | **/\r | |
274 | typedef\r | |
275 | BOOLEAN\r | |
276 | (EFIAPI *HASH_FINAL)(\r | |
277 | IN OUT VOID *HashContext,\r | |
278 | OUT UINT8 *HashValue\r | |
279 | );\r | |
280 | \r | |
281 | //\r | |
282 | // Hash Algorithm Table\r | |
283 | //\r | |
284 | typedef struct {\r | |
285 | CHAR16 *Name; ///< Name for Hash Algorithm\r | |
286 | UINTN DigestLength; ///< Digest Length\r | |
20333c6d | 287 | UINT8 *OidValue; ///< Hash Algorithm OID ASN.1 Value\r |
ecc722ad | 288 | UINTN OidLength; ///< Length of Hash OID Value\r |
289 | HASH_GET_CONTEXT_SIZE GetContextSize; ///< Pointer to Hash GetContentSize function\r | |
290 | HASH_INIT HashInit; ///< Pointer to Hash Init function\r | |
291 | HASH_UPDATE HashUpdate; ///< Pointer to Hash Update function\r | |
292 | HASH_FINAL HashFinal; ///< Pointer to Hash Final function\r | |
293 | } HASH_TABLE;\r | |
294 | \r | |
295 | typedef struct {\r | |
296 | WIN_CERTIFICATE Hdr;\r | |
297 | UINT8 CertData[1];\r | |
298 | } WIN_CERTIFICATE_EFI_PKCS;\r | |
299 | \r | |
beda2356 | 300 | \r |
301 | /**\r | |
302 | This function publish the SecureBoot configuration Form.\r | |
303 | \r | |
304 | @param[in, out] PrivateData Points to SecureBoot configuration private data.\r | |
305 | \r | |
ecc722ad | 306 | @retval EFI_SUCCESS HII Form is installed successfully.\r |
beda2356 | 307 | @retval EFI_OUT_OF_RESOURCES Not enough resource for HII Form installation.\r |
308 | @retval Others Other errors as indicated.\r | |
309 | \r | |
310 | **/\r | |
311 | EFI_STATUS\r | |
312 | InstallSecureBootConfigForm (\r | |
313 | IN OUT SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData\r | |
314 | );\r | |
315 | \r | |
ecc722ad | 316 | \r |
beda2356 | 317 | /**\r |
318 | This function removes SecureBoot configuration Form.\r | |
319 | \r | |
320 | @param[in, out] PrivateData Points to SecureBoot configuration private data.\r | |
321 | \r | |
322 | **/\r | |
beda2356 | 323 | VOID\r |
324 | UninstallSecureBootConfigForm (\r | |
325 | IN OUT SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData\r | |
326 | );\r | |
327 | \r | |
ecc722ad | 328 | \r |
beda2356 | 329 | /**\r |
330 | This function allows a caller to extract the current configuration for one\r | |
331 | or more named elements from the target driver.\r | |
332 | \r | |
333 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
334 | @param[in] Request A null-terminated Unicode string in\r | |
335 | <ConfigRequest> format.\r | |
336 | @param[out] Progress On return, points to a character in the Request\r | |
337 | string. Points to the string's null terminator if\r | |
338 | request was successful. Points to the most recent\r | |
339 | '&' before the first failing name/value pair (or\r | |
340 | the beginning of the string if the failure is in\r | |
341 | the first name/value pair) if the request was not\r | |
342 | successful.\r | |
343 | @param[out] Results A null-terminated Unicode string in\r | |
344 | <ConfigAltResp> format which has all values filled\r | |
345 | in for the names in the Request string. String to\r | |
346 | be allocated by the called function.\r | |
347 | \r | |
348 | @retval EFI_SUCCESS The Results is filled with the requested values.\r | |
349 | @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.\r | |
350 | @retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name.\r | |
351 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
352 | driver.\r | |
353 | \r | |
354 | **/\r | |
355 | EFI_STATUS\r | |
356 | EFIAPI\r | |
357 | SecureBootExtractConfig (\r | |
358 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
359 | IN CONST EFI_STRING Request,\r | |
360 | OUT EFI_STRING *Progress,\r | |
361 | OUT EFI_STRING *Results\r | |
362 | );\r | |
363 | \r | |
ecc722ad | 364 | \r |
beda2356 | 365 | /**\r |
366 | This function processes the results of changes in configuration.\r | |
367 | \r | |
368 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
369 | @param[in] Configuration A null-terminated Unicode string in <ConfigResp>\r | |
370 | format.\r | |
371 | @param[out] Progress A pointer to a string filled in with the offset of\r | |
372 | the most recent '&' before the first failing\r | |
373 | name/value pair (or the beginning of the string if\r | |
374 | the failure is in the first name/value pair) or\r | |
375 | the terminating NULL if all was successful.\r | |
376 | \r | |
377 | @retval EFI_SUCCESS The Results is processed successfully.\r | |
378 | @retval EFI_INVALID_PARAMETER Configuration is NULL.\r | |
379 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
380 | driver.\r | |
381 | \r | |
382 | **/\r | |
383 | EFI_STATUS\r | |
384 | EFIAPI\r | |
385 | SecureBootRouteConfig (\r | |
386 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
387 | IN CONST EFI_STRING Configuration,\r | |
388 | OUT EFI_STRING *Progress\r | |
389 | );\r | |
390 | \r | |
ecc722ad | 391 | \r |
beda2356 | 392 | /**\r |
393 | This function processes the results of changes in configuration.\r | |
394 | \r | |
395 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
396 | @param[in] Action Specifies the type of action taken by the browser.\r | |
397 | @param[in] QuestionId A unique value which is sent to the original\r | |
398 | exporting driver so that it can identify the type\r | |
399 | of data to expect.\r | |
400 | @param[in] Type The type of value for the question.\r | |
401 | @param[in] Value A pointer to the data being sent to the original\r | |
402 | exporting driver.\r | |
403 | @param[out] ActionRequest On return, points to the action requested by the\r | |
404 | callback function.\r | |
405 | \r | |
406 | @retval EFI_SUCCESS The callback successfully handled the action.\r | |
407 | @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the\r | |
408 | variable and its data.\r | |
409 | @retval EFI_DEVICE_ERROR The variable could not be saved.\r | |
410 | @retval EFI_UNSUPPORTED The specified Action is not supported by the\r | |
411 | callback.\r | |
412 | \r | |
413 | **/\r | |
414 | EFI_STATUS\r | |
415 | EFIAPI\r | |
416 | SecureBootCallback (\r | |
417 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
418 | IN EFI_BROWSER_ACTION Action,\r | |
419 | IN EFI_QUESTION_ID QuestionId,\r | |
420 | IN UINT8 Type,\r | |
421 | IN EFI_IFR_TYPE_VALUE *Value,\r | |
422 | OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest\r | |
423 | );\r | |
424 | \r | |
ecc722ad | 425 | \r |
426 | /**\r | |
427 | This function converts an input device structure to a Unicode string.\r | |
428 | \r | |
429 | @param[in] DevPath A pointer to the device path structure.\r | |
430 | \r | |
431 | @return A new allocated Unicode string that represents the device path.\r | |
432 | \r | |
433 | **/\r | |
434 | CHAR16 *\r | |
435 | EFIAPI\r | |
436 | DevicePathToStr (\r | |
437 | IN EFI_DEVICE_PATH_PROTOCOL *DevPath\r | |
438 | );\r | |
439 | \r | |
440 | \r | |
441 | /**\r | |
20333c6d | 442 | Clean up the dynamic opcode at label and form specified by both LabelId.\r |
ecc722ad | 443 | \r |
444 | @param[in] LabelId It is both the Form ID and Label ID for opcode deletion.\r | |
445 | @param[in] PrivateData Module private data.\r | |
446 | \r | |
447 | **/\r | |
448 | VOID\r | |
449 | CleanUpPage (\r | |
450 | IN UINT16 LabelId,\r | |
451 | IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData\r | |
452 | );\r | |
453 | \r | |
454 | \r | |
ecc722ad | 455 | /**\r |
20333c6d | 456 | Read file content into BufferPtr, the size of the allocate buffer\r |
ecc722ad | 457 | is *FileSize plus AddtionAllocateSize.\r |
458 | \r | |
459 | @param[in] FileHandle The file to be read.\r | |
460 | @param[in, out] BufferPtr Pointers to the pointer of allocated buffer.\r | |
461 | @param[out] FileSize Size of input file\r | |
20333c6d | 462 | @param[in] AddtionAllocateSize Addtion size the buffer need to be allocated.\r |
ecc722ad | 463 | In case the buffer need to contain others besides the file content.\r |
20333c6d | 464 | \r |
ecc722ad | 465 | @retval EFI_SUCCESS The file was read into the buffer.\r |
466 | @retval EFI_INVALID_PARAMETER A parameter was invalid.\r | |
467 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
468 | @retval others Unexpected error.\r | |
469 | \r | |
470 | **/\r | |
471 | EFI_STATUS\r | |
472 | ReadFileContent (\r | |
473 | IN EFI_FILE_HANDLE FileHandle,\r | |
474 | IN OUT VOID **BufferPtr,\r | |
475 | OUT UINTN *FileSize,\r | |
476 | IN UINTN AddtionAllocateSize\r | |
477 | );\r | |
478 | \r | |
479 | \r | |
480 | /**\r | |
481 | Close an open file handle.\r | |
482 | \r | |
483 | @param[in] FileHandle The file handle to close.\r | |
20333c6d | 484 | \r |
ecc722ad | 485 | **/\r |
486 | VOID\r | |
487 | CloseFile (\r | |
488 | IN EFI_FILE_HANDLE FileHandle\r | |
489 | );\r | |
490 | \r | |
491 | \r | |
492 | /**\r | |
493 | Converts a nonnegative integer to an octet string of a specified length.\r | |
494 | \r | |
495 | @param[in] Integer Pointer to the nonnegative integer to be converted\r | |
496 | @param[in] IntSizeInWords Length of integer buffer in words\r | |
20333c6d | 497 | @param[out] OctetString Converted octet string of the specified length\r |
ecc722ad | 498 | @param[in] OSSizeInBytes Intended length of resulting octet string in bytes\r |
499 | \r | |
500 | Returns:\r | |
501 | \r | |
502 | @retval EFI_SUCCESS Data conversion successfully\r | |
503 | @retval EFI_BUFFER_TOOL_SMALL Buffer is too small for output string\r | |
504 | \r | |
505 | **/\r | |
506 | EFI_STATUS\r | |
507 | EFIAPI\r | |
508 | Int2OctStr (\r | |
509 | IN CONST UINTN *Integer,\r | |
510 | IN UINTN IntSizeInWords,\r | |
511 | OUT UINT8 *OctetString,\r | |
512 | IN UINTN OSSizeInBytes\r | |
513 | );\r | |
514 | \r | |
ecc722ad | 515 | /**\r |
516 | Worker function that prints an EFI_GUID into specified Buffer.\r | |
517 | \r | |
518 | @param[in] Guid Pointer to GUID to print.\r | |
519 | @param[in] Buffer Buffer to print Guid into.\r | |
520 | @param[in] BufferSize Size of Buffer.\r | |
20333c6d | 521 | \r |
ecc722ad | 522 | @retval Number of characters printed.\r |
523 | \r | |
524 | **/\r | |
525 | UINTN\r | |
526 | GuidToString (\r | |
527 | IN EFI_GUID *Guid,\r | |
528 | IN CHAR16 *Buffer,\r | |
529 | IN UINTN BufferSize\r | |
530 | );\r | |
531 | \r | |
762d8ddb DB |
532 | /**\r |
533 | Update the PK form base on the input file path info.\r | |
534 | \r | |
535 | @param FilePath Point to the file path.\r | |
536 | \r | |
537 | @retval TRUE Exit caller function.\r | |
538 | @retval FALSE Not exit caller function.\r | |
539 | **/\r | |
540 | BOOLEAN\r | |
bac308be | 541 | EFIAPI\r |
762d8ddb DB |
542 | UpdatePKFromFile (\r |
543 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
544 | );\r | |
545 | \r | |
546 | /**\r | |
547 | Update the KEK form base on the input file path info.\r | |
548 | \r | |
549 | @param FilePath Point to the file path.\r | |
550 | \r | |
551 | @retval TRUE Exit caller function.\r | |
552 | @retval FALSE Not exit caller function.\r | |
553 | **/\r | |
554 | BOOLEAN\r | |
bac308be | 555 | EFIAPI\r |
762d8ddb DB |
556 | UpdateKEKFromFile (\r |
557 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
558 | );\r | |
559 | \r | |
560 | /**\r | |
561 | Update the DB form base on the input file path info.\r | |
562 | \r | |
563 | @param FilePath Point to the file path.\r | |
564 | \r | |
565 | @retval TRUE Exit caller function.\r | |
566 | @retval FALSE Not exit caller function.\r | |
567 | **/\r | |
568 | BOOLEAN\r | |
bac308be | 569 | EFIAPI\r |
762d8ddb DB |
570 | UpdateDBFromFile (\r |
571 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
572 | );\r | |
573 | \r | |
574 | /**\r | |
575 | Update the DBX form base on the input file path info.\r | |
576 | \r | |
577 | @param FilePath Point to the file path.\r | |
578 | \r | |
579 | @retval TRUE Exit caller function.\r | |
580 | @retval FALSE Not exit caller function.\r | |
581 | **/\r | |
582 | BOOLEAN\r | |
bac308be | 583 | EFIAPI\r |
762d8ddb DB |
584 | UpdateDBXFromFile (\r |
585 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
586 | );\r | |
587 | \r | |
588 | /**\r | |
589 | Update the DBT form base on the input file path info.\r | |
590 | \r | |
591 | @param FilePath Point to the file path.\r | |
592 | \r | |
593 | @retval TRUE Exit caller function.\r | |
594 | @retval FALSE Not exit caller function.\r | |
595 | **/\r | |
596 | BOOLEAN\r | |
bac308be | 597 | EFIAPI\r |
762d8ddb DB |
598 | UpdateDBTFromFile (\r |
599 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
600 | );\r | |
601 | \r | |
2e728930 | 602 | #endif\r |