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59336178 | 1 | /** @file\r |
2 | Function and Macro defintions for to extract default values from UEFI Form package.\r | |
3 | \r | |
4 | Copyright (c) 2008, Intel Corporation\r | |
5 | All rights reserved. This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | \r | |
16 | #include <FrameworkDxe.h>\r | |
17 | \r | |
18 | #include <Protocol/FrameworkHii.h>\r | |
19 | #include <Protocol/HiiDatabase.h>\r | |
20 | \r | |
21 | #include <Library/BaseLib.h>\r | |
22 | #include <Library/BaseMemoryLib.h>\r | |
23 | #include <Library/DebugLib.h>\r | |
24 | #include <Library/MemoryAllocationLib.h>\r | |
25 | #include <Library/UefiBootServicesTableLib.h>\r | |
26 | \r | |
27 | #include "UefiIfrParser.h"\r | |
28 | #include "UefiIfrDefault.h"\r | |
29 | \r | |
30 | //\r | |
31 | // Extern Variables\r | |
32 | //\r | |
33 | extern CONST EFI_HII_DATABASE_PROTOCOL *mHiiDatabase;\r | |
59336178 | 34 | extern CONST EFI_HII_IMAGE_PROTOCOL *mHiiImageProtocol;\r |
35 | extern CONST EFI_HII_STRING_PROTOCOL *mHiiStringProtocol;\r | |
36 | extern CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *mHiiConfigRoutingProtocol;\r | |
37 | \r | |
38 | extern EFI_GUID gZeroGuid;\r | |
39 | \r | |
40 | /**\r | |
41 | Fetch the Ifr binary data of a FormSet.\r | |
42 | \r | |
43 | @param Handle PackageList Handle\r | |
44 | @param FormSetGuid GUID of a formset. If not specified (NULL or zero\r | |
45 | GUID), take the first FormSet found in package\r | |
46 | list.\r | |
47 | @param BinaryLength The length of the FormSet IFR binary.\r | |
48 | @param BinaryData The buffer designed to receive the FormSet.\r | |
49 | \r | |
50 | @retval EFI_SUCCESS Buffer filled with the requested FormSet.\r | |
51 | BufferLength was updated.\r | |
52 | @retval EFI_INVALID_PARAMETER The handle is unknown.\r | |
53 | @retval EFI_NOT_FOUND A form or FormSet on the requested handle cannot\r | |
54 | be found with the requested FormId.\r | |
55 | \r | |
56 | **/\r | |
57 | EFI_STATUS\r | |
58 | GetIfrBinaryData (\r | |
59 | IN EFI_HII_HANDLE Handle,\r | |
60 | IN OUT EFI_GUID *FormSetGuid,\r | |
61 | OUT UINTN *BinaryLength,\r | |
62 | OUT UINT8 **BinaryData\r | |
63 | )\r | |
64 | {\r | |
65 | EFI_STATUS Status;\r | |
66 | EFI_HII_PACKAGE_LIST_HEADER *HiiPackageList;\r | |
67 | UINTN BufferSize;\r | |
68 | UINT8 *Package;\r | |
69 | UINT8 *OpCodeData;\r | |
70 | UINT32 Offset;\r | |
71 | UINT32 Offset2;\r | |
72 | BOOLEAN ReturnDefault;\r | |
73 | UINT32 PackageListLength;\r | |
74 | EFI_HII_PACKAGE_HEADER PackageHeader;\r | |
75 | \r | |
76 | OpCodeData = NULL;\r | |
77 | Package = NULL;\r | |
78 | ZeroMem (&PackageHeader, sizeof (EFI_HII_PACKAGE_HEADER));;\r | |
79 | \r | |
80 | //\r | |
81 | // if FormSetGuid is NULL or zero GUID, return first FormSet in the package list\r | |
82 | //\r | |
83 | if (FormSetGuid == NULL || CompareGuid (FormSetGuid, &gZeroGuid)) {\r | |
84 | ReturnDefault = TRUE;\r | |
85 | } else {\r | |
86 | ReturnDefault = FALSE;\r | |
87 | }\r | |
88 | \r | |
89 | //\r | |
90 | // Get HII PackageList\r | |
91 | //\r | |
92 | BufferSize = 0;\r | |
93 | HiiPackageList = NULL;\r | |
94 | Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);\r | |
95 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
96 | HiiPackageList = AllocatePool (BufferSize);\r | |
97 | ASSERT (HiiPackageList != NULL);\r | |
98 | \r | |
99 | Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);\r | |
100 | }\r | |
101 | if (EFI_ERROR (Status)) {\r | |
102 | return Status;\r | |
103 | }\r | |
104 | \r | |
105 | //\r | |
106 | // Get Form package from this HII package List\r | |
107 | //\r | |
108 | Offset = sizeof (EFI_HII_PACKAGE_LIST_HEADER);\r | |
109 | Offset2 = 0;\r | |
110 | CopyMem (&PackageListLength, &HiiPackageList->PackageLength, sizeof (UINT32));\r | |
111 | \r | |
112 | while (Offset < PackageListLength) {\r | |
113 | Package = ((UINT8 *) HiiPackageList) + Offset;\r | |
114 | CopyMem (&PackageHeader, Package, sizeof (EFI_HII_PACKAGE_HEADER));\r | |
115 | \r | |
116 | if (PackageHeader.Type == EFI_HII_PACKAGE_FORM) {\r | |
117 | //\r | |
118 | // Search FormSet in this Form Package\r | |
119 | //\r | |
120 | Offset2 = sizeof (EFI_HII_PACKAGE_HEADER);\r | |
121 | while (Offset2 < PackageHeader.Length) {\r | |
122 | OpCodeData = Package + Offset2;\r | |
123 | \r | |
124 | if (((EFI_IFR_OP_HEADER *) OpCodeData)->OpCode == EFI_IFR_FORM_SET_OP) {\r | |
125 | //\r | |
126 | // Check whether return default FormSet\r | |
127 | //\r | |
128 | if (ReturnDefault) {\r | |
129 | break;\r | |
130 | }\r | |
131 | \r | |
132 | //\r | |
133 | // FormSet GUID is specified, check it\r | |
134 | //\r | |
135 | if (CompareGuid (FormSetGuid, (EFI_GUID *)(OpCodeData + sizeof (EFI_IFR_OP_HEADER)))) {\r | |
136 | break;\r | |
137 | }\r | |
138 | }\r | |
139 | \r | |
140 | Offset2 += ((EFI_IFR_OP_HEADER *) OpCodeData)->Length;\r | |
141 | }\r | |
142 | \r | |
143 | if (Offset2 < PackageHeader.Length) {\r | |
144 | //\r | |
145 | // Target formset found\r | |
146 | //\r | |
147 | break;\r | |
148 | }\r | |
149 | }\r | |
150 | \r | |
151 | Offset += PackageHeader.Length;\r | |
152 | }\r | |
153 | \r | |
154 | if (Offset >= PackageListLength) {\r | |
155 | //\r | |
156 | // Form package not found in this Package List\r | |
157 | //\r | |
158 | gBS->FreePool (HiiPackageList);\r | |
159 | return EFI_NOT_FOUND;\r | |
160 | }\r | |
161 | \r | |
162 | if (ReturnDefault && FormSetGuid != NULL) {\r | |
163 | //\r | |
164 | // Return the default FormSet GUID\r | |
165 | //\r | |
166 | CopyMem (FormSetGuid, &((EFI_IFR_FORM_SET *) OpCodeData)->Guid, sizeof (EFI_GUID));\r | |
167 | }\r | |
168 | \r | |
169 | //\r | |
170 | // To determine the length of a whole FormSet IFR binary, one have to parse all the Opcodes\r | |
171 | // in this FormSet; So, here just simply copy the data from start of a FormSet to the end\r | |
172 | // of the Form Package.\r | |
173 | //\r | |
174 | *BinaryLength = PackageHeader.Length - Offset2;\r | |
175 | *BinaryData = AllocateCopyPool (*BinaryLength, OpCodeData);\r | |
176 | \r | |
177 | gBS->FreePool (HiiPackageList);\r | |
178 | \r | |
179 | if (*BinaryData == NULL) {\r | |
180 | return EFI_OUT_OF_RESOURCES;\r | |
181 | }\r | |
182 | \r | |
183 | return EFI_SUCCESS;\r | |
184 | }\r | |
185 | \r | |
186 | /**\r | |
187 | Initialize the internal data structure of a FormSet.\r | |
188 | \r | |
189 | @param Handle PackageList Handle\r | |
190 | @param FormSetGuid GUID of a formset. If not specified (NULL or zero\r | |
191 | GUID), take the first FormSet found in package\r | |
192 | list.\r | |
193 | @param FormSet FormSet data structure.\r | |
194 | \r | |
195 | @retval EFI_SUCCESS The function completed successfully.\r | |
196 | @retval EFI_NOT_FOUND The specified FormSet could not be found.\r | |
197 | \r | |
198 | **/\r | |
199 | EFI_STATUS\r | |
200 | InitializeFormSet (\r | |
201 | IN EFI_HII_HANDLE Handle,\r | |
202 | IN OUT EFI_GUID *FormSetGuid,\r | |
203 | OUT FORM_BROWSER_FORMSET *FormSet\r | |
204 | )\r | |
205 | {\r | |
206 | EFI_STATUS Status;\r | |
207 | EFI_HANDLE DriverHandle;\r | |
208 | \r | |
209 | Status = GetIfrBinaryData (Handle, FormSetGuid, &FormSet->IfrBinaryLength, &FormSet->IfrBinaryData);\r | |
210 | if (EFI_ERROR (Status)) {\r | |
211 | return Status;\r | |
212 | }\r | |
213 | \r | |
214 | FormSet->HiiHandle = Handle;\r | |
215 | CopyMem (&FormSet->Guid, FormSetGuid, sizeof (EFI_GUID));\r | |
216 | \r | |
217 | //\r | |
218 | // Retrieve ConfigAccess Protocol associated with this HiiPackageList\r | |
219 | //\r | |
220 | Status = mHiiDatabase->GetPackageListHandle (mHiiDatabase, Handle, &DriverHandle);\r | |
221 | if (EFI_ERROR (Status)) {\r | |
222 | return Status;\r | |
223 | }\r | |
224 | FormSet->DriverHandle = DriverHandle;\r | |
225 | Status = gBS->HandleProtocol (\r | |
226 | DriverHandle,\r | |
227 | &gEfiHiiConfigAccessProtocolGuid,\r | |
228 | (VOID **) &FormSet->ConfigAccess\r | |
229 | );\r | |
230 | if (EFI_ERROR (Status)) {\r | |
231 | //\r | |
232 | // Configuration Driver don't attach ConfigAccess protocol to its HII package\r | |
233 | // list, then there will be no configuration action required\r | |
234 | //\r | |
235 | FormSet->ConfigAccess = NULL;\r | |
236 | }\r | |
237 | \r | |
238 | //\r | |
239 | // Parse the IFR binary OpCodes\r | |
240 | //\r | |
241 | Status = ParseOpCodes (FormSet);\r | |
242 | if (EFI_ERROR (Status)) {\r | |
243 | return Status;\r | |
244 | }\r | |
245 | return Status;\r | |
246 | }\r | |
247 | \r | |
248 | /**\r | |
249 | Set the data position at Offset with Width in Node->Buffer based \r | |
250 | the value passed in.\r | |
251 | \r | |
252 | @param Node The Buffer Storage Node.\r | |
253 | @param Value The input value.\r | |
254 | @param Offset The offset in Node->Buffer for the update.\r | |
255 | @param Width The length of the Value.\r | |
256 | \r | |
257 | @retval VOID\r | |
258 | \r | |
259 | **/\r | |
260 | VOID\r | |
261 | SetNodeBuffer (\r | |
262 | OUT UEFI_IFR_BUFFER_STORAGE_NODE *Node,\r | |
263 | IN CONST EFI_HII_VALUE *Value,\r | |
264 | IN UINTN Offset,\r | |
265 | IN UINTN Width\r | |
266 | )\r | |
267 | {\r | |
268 | ASSERT (Node->Signature == UEFI_IFR_BUFFER_STORAGE_NODE_SIGNATURE);\r | |
269 | ASSERT (Offset + Width <= Node->Size);\r | |
270 | \r | |
271 | CopyMem (Node->Buffer + Offset, &Value->Value.u8, Width);\r | |
272 | }\r | |
273 | \r | |
274 | \r | |
275 | /**\r | |
276 | Reset Question to its default value.\r | |
277 | \r | |
278 | @param FormSet FormSet data structure.\r | |
279 | @param DefaultId The Class of the default.\r | |
280 | \r | |
281 | @retval EFI_SUCCESS Question is reset to default value.\r | |
282 | \r | |
283 | **/\r | |
284 | EFI_STATUS\r | |
285 | GetQuestionDefault (\r | |
286 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
287 | IN FORM_BROWSER_FORM *Form,\r | |
288 | IN FORM_BROWSER_STATEMENT *Question,\r | |
289 | IN UINT16 DefaultId,\r | |
290 | IN UINT16 VarStoreId,\r | |
291 | OUT UEFI_IFR_BUFFER_STORAGE_NODE *Node\r | |
292 | )\r | |
293 | {\r | |
294 | EFI_STATUS Status;\r | |
295 | LIST_ENTRY *Link;\r | |
296 | QUESTION_DEFAULT *Default;\r | |
297 | QUESTION_OPTION *Option;\r | |
298 | EFI_HII_VALUE *HiiValue;\r | |
299 | \r | |
300 | Status = EFI_SUCCESS;\r | |
301 | \r | |
302 | //\r | |
303 | // Statement don't have storage, skip them\r | |
304 | //\r | |
305 | if (Question->QuestionId == 0) {\r | |
306 | return Status;\r | |
307 | }\r | |
308 | \r | |
309 | if (Question->VarStoreId != VarStoreId) {\r | |
310 | return Status;\r | |
311 | }\r | |
312 | \r | |
313 | ASSERT (Question->Storage->Type == EFI_HII_VARSTORE_BUFFER);\r | |
314 | \r | |
315 | //\r | |
316 | // There are three ways to specify default value for a Question:\r | |
317 | // 1, use nested EFI_IFR_DEFAULT (highest priority)\r | |
318 | // 2, set flags of EFI_ONE_OF_OPTION (provide Standard and Manufacturing default)\r | |
319 | // 3, set flags of EFI_IFR_CHECKBOX (provide Standard and Manufacturing default) (lowest priority)\r | |
320 | //\r | |
321 | HiiValue = &Question->HiiValue;\r | |
322 | \r | |
323 | //\r | |
324 | // EFI_IFR_DEFAULT has highest priority\r | |
325 | //\r | |
326 | if (!IsListEmpty (&Question->DefaultListHead)) {\r | |
327 | Link = GetFirstNode (&Question->DefaultListHead);\r | |
328 | while (!IsNull (&Question->DefaultListHead, Link)) {\r | |
329 | Default = QUESTION_DEFAULT_FROM_LINK (Link);\r | |
330 | \r | |
331 | if (Default->DefaultId == DefaultId) {\r | |
332 | if (Default->ValueExpression != NULL) {\r | |
333 | //\r | |
334 | // Default is provided by an Expression, evaluate it\r | |
335 | //\r | |
336 | Status = EvaluateExpression (FormSet, Form, Default->ValueExpression);\r | |
337 | if (EFI_ERROR (Status)) {\r | |
338 | return Status;\r | |
339 | }\r | |
340 | \r | |
341 | CopyMem (HiiValue, &Default->ValueExpression->Result, sizeof (EFI_HII_VALUE));\r | |
342 | } else {\r | |
343 | //\r | |
344 | // Default value is embedded in EFI_IFR_DEFAULT\r | |
345 | //\r | |
346 | CopyMem (HiiValue, &Default->Value, sizeof (EFI_HII_VALUE));\r | |
347 | }\r | |
348 | \r | |
349 | SetNodeBuffer (Node, HiiValue, Question->VarStoreInfo.VarOffset, Question->StorageWidth);\r | |
350 | return EFI_SUCCESS;\r | |
351 | }\r | |
352 | \r | |
353 | Link = GetNextNode (&Question->DefaultListHead, Link);\r | |
354 | }\r | |
355 | }\r | |
356 | \r | |
357 | //\r | |
358 | // EFI_ONE_OF_OPTION\r | |
359 | //\r | |
360 | if ((Question->Operand == EFI_IFR_ONE_OF_OP) && !IsListEmpty (&Question->OptionListHead)) {\r | |
361 | if (DefaultId <= EFI_HII_DEFAULT_CLASS_MANUFACTURING) {\r | |
362 | //\r | |
363 | // OneOfOption could only provide Standard and Manufacturing default\r | |
364 | //\r | |
365 | Link = GetFirstNode (&Question->OptionListHead);\r | |
366 | while (!IsNull (&Question->OptionListHead, Link)) {\r | |
367 | Option = QUESTION_OPTION_FROM_LINK (Link);\r | |
368 | \r | |
369 | if (((DefaultId == EFI_HII_DEFAULT_CLASS_STANDARD) && (Option->Flags & EFI_IFR_OPTION_DEFAULT)) ||\r | |
370 | ((DefaultId == EFI_HII_DEFAULT_CLASS_MANUFACTURING) && (Option->Flags & EFI_IFR_OPTION_DEFAULT_MFG))\r | |
371 | ) {\r | |
372 | CopyMem (HiiValue, &Option->Value, sizeof (EFI_HII_VALUE));\r | |
373 | \r | |
374 | SetNodeBuffer (Node, HiiValue, Question->VarStoreInfo.VarOffset, Question->StorageWidth);\r | |
375 | return EFI_SUCCESS;\r | |
376 | }\r | |
377 | \r | |
378 | Link = GetNextNode (&Question->OptionListHead, Link);\r | |
379 | }\r | |
380 | }\r | |
381 | }\r | |
382 | \r | |
383 | //\r | |
384 | // EFI_IFR_CHECKBOX - lowest priority\r | |
385 | //\r | |
386 | if (Question->Operand == EFI_IFR_CHECKBOX_OP) {\r | |
387 | if (DefaultId <= EFI_HII_DEFAULT_CLASS_MANUFACTURING) {\r | |
388 | //\r | |
389 | // Checkbox could only provide Standard and Manufacturing default\r | |
390 | //\r | |
391 | if (((DefaultId == EFI_HII_DEFAULT_CLASS_STANDARD) && (Question->Flags & EFI_IFR_CHECKBOX_DEFAULT)) ||\r | |
392 | ((DefaultId == EFI_HII_DEFAULT_CLASS_MANUFACTURING) && (Question->Flags & EFI_IFR_CHECKBOX_DEFAULT_MFG))\r | |
393 | ) {\r | |
394 | HiiValue->Value.b = TRUE;\r | |
395 | } else {\r | |
396 | HiiValue->Value.b = FALSE;\r | |
397 | }\r | |
398 | \r | |
399 | SetNodeBuffer (Node, HiiValue, Question->VarStoreInfo.VarOffset, Question->StorageWidth);\r | |
400 | return EFI_SUCCESS;\r | |
401 | }\r | |
402 | }\r | |
403 | \r | |
404 | return Status;\r | |
405 | }\r | |
406 | \r | |
407 | \r | |
408 | /**\r | |
409 | Reset Questions in a Form to their default value.\r | |
410 | \r | |
411 | @param FormSet FormSet data structure.\r | |
412 | @param Form The Form which to be reset.\r | |
413 | @param DefaultId The Class of the default.\r | |
414 | \r | |
415 | @retval EFI_SUCCESS The function completed successfully.\r | |
416 | \r | |
417 | **/\r | |
418 | EFI_STATUS\r | |
419 | ExtractFormDefault (\r | |
420 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
421 | IN FORM_BROWSER_FORM *Form,\r | |
422 | IN UINT16 DefaultId,\r | |
423 | IN UINT16 VarStoreId,\r | |
424 | OUT UEFI_IFR_BUFFER_STORAGE_NODE *Node\r | |
425 | )\r | |
426 | {\r | |
427 | EFI_STATUS Status;\r | |
428 | LIST_ENTRY *Link;\r | |
429 | FORM_BROWSER_STATEMENT *Question;\r | |
430 | \r | |
431 | Link = GetFirstNode (&Form->StatementListHead);\r | |
432 | while (!IsNull (&Form->StatementListHead, Link)) {\r | |
433 | Question = FORM_BROWSER_STATEMENT_FROM_LINK (Link);\r | |
59336178 | 434 | //\r |
435 | // Reset Question to its default value\r | |
436 | //\r | |
437 | Status = GetQuestionDefault (FormSet, Form, Question, DefaultId, VarStoreId, Node);\r | |
438 | if (EFI_ERROR (Status)) {\r | |
439 | continue;\r | |
440 | }\r | |
441 | \r | |
0368663f | 442 | Link = GetNextNode (&Form->StatementListHead, Link);\r |
59336178 | 443 | }\r |
444 | return EFI_SUCCESS;\r | |
445 | }\r | |
446 | \r | |
447 | \r | |
448 | /**\r | |
449 | Destroy all the buffer allocated for the fileds of\r | |
450 | UEFI_IFR_BUFFER_STORAGE_NODE. The Node itself\r | |
451 | will be freed too.\r | |
452 | \r | |
453 | @param FormSet FormSet data structure.\r | |
454 | @param DefaultId The Class of the default.\r | |
455 | \r | |
456 | @retval VOID\r | |
457 | \r | |
458 | **/\r | |
459 | VOID\r | |
460 | DestroyDefaultNode (\r | |
461 | IN UEFI_IFR_BUFFER_STORAGE_NODE *Node\r | |
462 | )\r | |
463 | {\r | |
464 | SafeFreePool (Node->Buffer);\r | |
465 | SafeFreePool (Node->Name);\r | |
466 | SafeFreePool (Node);\r | |
467 | }\r | |
468 | \r | |
469 | \r | |
470 | /**\r | |
471 | Get the default value for Buffer Type storage named by\r | |
472 | a Default Store and a Storage Store from a FormSet.\r | |
473 | The result is in the a instance of UEFI_IFR_BUFFER_STORAGE_NODE\r | |
474 | allocated by this function. It is inserted to the link list.\r | |
475 | \r | |
476 | @param DefaultStore The Default Store.\r | |
477 | @param Storage The Storage.\r | |
478 | @param FormSet The Form Set.\r | |
479 | @param UefiDefaultsListHead The head of link list for the output.\r | |
480 | \r | |
481 | @retval EFI_SUCCESS Successful.\r | |
482 | \r | |
483 | **/\r | |
484 | EFI_STATUS\r | |
485 | GetBufferTypeDefaultIdAndStorageId (\r | |
486 | IN FORMSET_DEFAULTSTORE *DefaultStore,\r | |
487 | IN FORMSET_STORAGE *Storage,\r | |
488 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
489 | OUT LIST_ENTRY *UefiDefaultsListHead\r | |
490 | )\r | |
491 | {\r | |
492 | UEFI_IFR_BUFFER_STORAGE_NODE *Node;\r | |
493 | LIST_ENTRY *Link;\r | |
494 | FORM_BROWSER_FORM *Form;\r | |
495 | EFI_STATUS Status;\r | |
496 | \r | |
497 | Node = AllocateZeroPool (sizeof (UEFI_IFR_BUFFER_STORAGE_NODE));\r | |
498 | ASSERT (Node != NULL);\r | |
499 | \r | |
500 | Node->Signature = UEFI_IFR_BUFFER_STORAGE_NODE_SIGNATURE;\r | |
501 | Node->Name = AllocateCopyPool (StrSize (Storage->Name), Storage->Name);\r | |
502 | Node->DefaultId = DefaultStore->DefaultId;\r | |
b47694b9 | 503 | Node->StoreId = Storage->VarStoreId;\r |
59336178 | 504 | CopyGuid (&Node->Guid, &Storage->Guid);\r |
505 | Node->Size = Storage->Size;\r | |
506 | Node->Buffer = AllocateZeroPool (Node->Size);\r | |
507 | //\r | |
508 | // Extract default from IFR binary\r | |
509 | //\r | |
510 | Link = GetFirstNode (&FormSet->FormListHead);\r | |
511 | while (!IsNull (&FormSet->FormListHead, Link)) {\r | |
512 | Form = FORM_BROWSER_FORM_FROM_LINK (Link);\r | |
513 | \r | |
514 | Status = ExtractFormDefault (FormSet, Form, DefaultStore->DefaultId, Storage->VarStoreId, Node);\r | |
515 | ASSERT_EFI_ERROR (Status);\r | |
516 | \r | |
517 | Link = GetNextNode (&FormSet->FormListHead, Link);\r | |
518 | }\r | |
519 | \r | |
520 | InsertTailList (UefiDefaultsListHead, &Node->List);\r | |
521 | \r | |
522 | return EFI_SUCCESS;\r | |
523 | }\r | |
524 | \r | |
525 | \r | |
526 | /**\r | |
527 | Get the default value for Buffer Type storage named by\r | |
528 | a Default Store from a FormSet.\r | |
529 | The result is in the a instance of UEFI_IFR_BUFFER_STORAGE_NODE\r | |
530 | allocated by this function. The output can be multiple instances\r | |
531 | of UEFI_IFR_BUFFER_STORAGE_NODE. It is inserted to the link list.\r | |
532 | \r | |
533 | @param DefaultStore The Default Store.\r | |
534 | @param FormSet The Form Set.\r | |
535 | @param UefiDefaultsListHead The head of link list for the output.\r | |
536 | \r | |
537 | @retval EFI_SUCCESS Successful.\r | |
538 | \r | |
539 | **/\r | |
540 | EFI_STATUS\r | |
541 | GetBufferTypeDefaultId (\r | |
542 | IN FORMSET_DEFAULTSTORE *DefaultStore,\r | |
543 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
544 | OUT LIST_ENTRY *UefiDefaultsListHead\r | |
545 | )\r | |
546 | {\r | |
0368663f | 547 | LIST_ENTRY *StorageLink;\r |
59336178 | 548 | FORMSET_STORAGE *Storage;\r |
549 | EFI_STATUS Status;\r | |
550 | \r | |
0368663f | 551 | StorageLink = GetFirstNode (&FormSet->StorageListHead);\r |
59336178 | 552 | \r |
0368663f | 553 | while (!IsNull (&FormSet->StorageListHead, StorageLink)) {\r |
554 | Storage = FORMSET_STORAGE_FROM_LINK(StorageLink);\r | |
59336178 | 555 | \r |
556 | if (Storage->Type == EFI_HII_VARSTORE_BUFFER) {\r | |
557 | Status = GetBufferTypeDefaultIdAndStorageId (DefaultStore, Storage, FormSet, UefiDefaultsListHead);\r | |
558 | }\r | |
559 | \r | |
0368663f | 560 | StorageLink = GetNextNode (&FormSet->StorageListHead, StorageLink);\r |
59336178 | 561 | }\r |
562 | \r | |
563 | return EFI_SUCCESS;\r | |
564 | }\r | |
565 | \r | |
566 | \r | |
567 | /**\r | |
568 | Get the default value for Buffer Type storage from the first FormSet\r | |
569 | in the Package List specified by a EFI_HII_HANDLE.\r | |
570 | \r | |
571 | The results can be multiple instances of UEFI_IFR_BUFFER_STORAGE_NODE. \r | |
572 | They are inserted to the link list.\r | |
573 | \r | |
574 | @param UefiHiiHandle The handle for the package list.\r | |
575 | @param UefiDefaultsListHead The head of link list for the output.\r | |
576 | \r | |
577 | @retval EFI_SUCCESS Successful.\r | |
578 | \r | |
579 | **/\r | |
580 | EFI_STATUS\r | |
581 | UefiIfrGetBufferTypeDefaults (\r | |
582 | IN EFI_HII_HANDLE UefiHiiHandle,\r | |
583 | OUT LIST_ENTRY **UefiDefaults\r | |
584 | )\r | |
585 | {\r | |
586 | FORM_BROWSER_FORMSET *FormSet;\r | |
587 | EFI_GUID FormSetGuid;\r | |
0368663f | 588 | LIST_ENTRY *DefaultLink;\r |
59336178 | 589 | FORMSET_DEFAULTSTORE *DefaultStore;\r |
590 | EFI_STATUS Status;\r | |
591 | \r | |
592 | ASSERT (UefiDefaults != NULL);\r | |
593 | \r | |
594 | FormSet = AllocateZeroPool (sizeof (FORM_BROWSER_FORMSET)); \r | |
595 | ASSERT (FormSet != NULL);\r | |
596 | \r | |
597 | CopyGuid (&FormSetGuid, &gZeroGuid);\r | |
598 | Status = InitializeFormSet (UefiHiiHandle, &FormSetGuid, FormSet);\r | |
599 | ASSERT_EFI_ERROR (Status);\r | |
600 | \r | |
601 | *UefiDefaults = AllocateZeroPool (sizeof (LIST_ENTRY));\r | |
602 | ASSERT (UefiDefaults != NULL);\r | |
603 | InitializeListHead (*UefiDefaults);\r | |
604 | \r | |
0368663f | 605 | DefaultLink = GetFirstNode (&FormSet->DefaultStoreListHead);\r |
606 | while (!IsNull (&FormSet->DefaultStoreListHead, DefaultLink)) {\r | |
607 | DefaultStore = FORMSET_DEFAULTSTORE_FROM_LINK(DefaultLink);\r | |
59336178 | 608 | \r |
609 | Status = GetBufferTypeDefaultId (DefaultStore, FormSet, *UefiDefaults);\r | |
610 | ASSERT_EFI_ERROR (Status);\r | |
611 | \r | |
0368663f | 612 | DefaultLink = GetNextNode (&FormSet->DefaultStoreListHead, DefaultLink); \r |
59336178 | 613 | }\r |
614 | \r | |
615 | DestroyFormSet (FormSet);\r | |
616 | \r | |
617 | return EFI_SUCCESS;\r | |
618 | }\r | |
619 | \r | |
620 | \r | |
621 | /**\r | |
622 | Convert the UEFI Buffer Type default values to a Framework HII default\r | |
623 | values specified by a EFI_HII_VARIABLE_PACK_LIST structure.\r | |
624 | \r | |
625 | @param ListHead The link list of UEFI_IFR_BUFFER_STORAGE_NODE\r | |
626 | which contains the default values retrived from\r | |
627 | a UEFI form set.\r | |
628 | @param DefaultMask The default mask.\r | |
629 | The valid values are FRAMEWORK_EFI_IFR_FLAG_DEFAULT\r | |
630 | and FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING.\r | |
631 | UEFI spec only map FRAMEWORK_EFI_IFR_FLAG_DEFAULT and FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING \r | |
632 | from specification to valid default class.\r | |
633 | @param VariablePackList The output default value in a format defined in Framework.\r | |
634 | \r | |
635 | \r | |
636 | @retval EFI_SUCCESS Successful.\r | |
637 | @retval EFI_INVALID_PARAMETER The default mask is not FRAMEWORK_EFI_IFR_FLAG_DEFAULT or \r | |
638 | FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING.\r | |
639 | **/\r | |
640 | EFI_STATUS\r | |
0368663f | 641 | UefiDefaultsToFwDefaults (\r |
59336178 | 642 | IN LIST_ENTRY *ListHead,\r |
643 | IN UINTN DefaultMask,\r | |
644 | OUT EFI_HII_VARIABLE_PACK_LIST **VariablePackList\r | |
645 | )\r | |
646 | {\r | |
647 | LIST_ENTRY *List;\r | |
648 | UEFI_IFR_BUFFER_STORAGE_NODE *Node;\r | |
649 | UINTN Size;\r | |
650 | UINTN Count;\r | |
651 | UINT16 DefaultId;\r | |
652 | EFI_HII_VARIABLE_PACK *Pack;\r | |
653 | EFI_HII_VARIABLE_PACK_LIST *PackList;\r | |
654 | \r | |
655 | if (DefaultMask == FRAMEWORK_EFI_IFR_FLAG_DEFAULT) {\r | |
656 | DefaultId = EFI_HII_DEFAULT_CLASS_STANDARD;\r | |
657 | } else if (DefaultMask == FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING) {\r | |
658 | DefaultId = EFI_HII_DEFAULT_CLASS_MANUFACTURING;\r | |
659 | } else {\r | |
660 | //\r | |
661 | // UEFI spec only map FRAMEWORK_EFI_IFR_FLAG_DEFAULT and FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING \r | |
662 | // from specification to valid default class.\r | |
663 | //\r | |
664 | ASSERT (FALSE);\r | |
665 | return EFI_INVALID_PARAMETER;\r | |
666 | }\r | |
667 | \r | |
668 | //\r | |
669 | // Calculate the size of the output EFI_HII_VARIABLE_PACK_LIST structure\r | |
670 | //\r | |
671 | Size = 0;\r | |
672 | Count = 0;\r | |
673 | List = GetFirstNode (ListHead);\r | |
674 | while (!IsNull (ListHead, List)) {\r | |
675 | Node = UEFI_IFR_BUFFER_STORAGE_NODE_FROM_LIST(List);\r | |
676 | \r | |
677 | if (Node->DefaultId == DefaultId) {\r | |
678 | Size += Node->Size;\r | |
679 | Size += StrSize (Node->Name);\r | |
680 | \r | |
681 | Count++;\r | |
682 | }\r | |
683 | \r | |
684 | List = GetNextNode (ListHead, List); \r | |
685 | }\r | |
686 | \r | |
687 | Size = Size + Count * (sizeof (EFI_HII_VARIABLE_PACK_LIST) + sizeof (EFI_HII_VARIABLE_PACK));\r | |
688 | \r | |
689 | *VariablePackList = AllocateZeroPool (Size);\r | |
690 | ASSERT (*VariablePackList != NULL);\r | |
691 | \r | |
692 | List = GetFirstNode (ListHead);\r | |
693 | \r | |
694 | PackList = (EFI_HII_VARIABLE_PACK_LIST *) *VariablePackList;\r | |
695 | Pack = (EFI_HII_VARIABLE_PACK *) (PackList + 1);\r | |
696 | while (!IsNull (ListHead, List)) {\r | |
697 | Node = UEFI_IFR_BUFFER_STORAGE_NODE_FROM_LIST(List);\r | |
698 | \r | |
699 | Size = 0; \r | |
700 | if (Node->DefaultId == DefaultId) {\r | |
701 | Size += Node->Size;\r | |
702 | Size += StrSize (Node->Name);\r | |
703 | Size += sizeof (EFI_HII_VARIABLE_PACK); \r | |
704 | \r | |
705 | //\r | |
706 | // In UEFI, 0 is defined to be invalid for EFI_IFR_VARSTORE.VarStoreId.\r | |
707 | // So the default storage of Var Store in VFR from a Framework module \r | |
708 | // should be translated to 0xFFEE.\r | |
709 | //\r | |
5391c4f1 | 710 | if (Node->StoreId == RESERVED_VARSTORE_ID) {\r |
59336178 | 711 | Pack->VariableId = 0;\r |
b47694b9 | 712 | } else {\r |
713 | Pack->VariableId = Node->StoreId;\r | |
59336178 | 714 | }\r |
715 | //\r | |
716 | // Initialize EFI_HII_VARIABLE_PACK\r | |
717 | //\r | |
718 | Pack->Header.Type = 0;\r | |
dee6b58d | 719 | Pack->Header.Length = (UINT32) Size;\r |
720 | Pack->VariableNameLength = (UINT32) StrSize (Node->Name);\r | |
59336178 | 721 | CopyMem (&Pack->VariableGuid, &Node->Guid, sizeof (EFI_GUID));\r |
722 | \r | |
723 | CopyMem ((UINT8 *) Pack + sizeof (EFI_HII_VARIABLE_PACK), Node->Name, StrSize (Node->Name));\r | |
724 | CopyMem ((UINT8 *) Pack + sizeof (EFI_HII_VARIABLE_PACK) + Pack->VariableNameLength, Node->Buffer, Node->Size);\r | |
725 | \r | |
726 | Size += sizeof (EFI_HII_VARIABLE_PACK_LIST);\r | |
727 | \r | |
728 | //\r | |
729 | // initialize EFI_HII_VARIABLE_PACK_LIST\r | |
730 | //\r | |
731 | PackList->VariablePack = Pack;\r | |
732 | PackList->NextVariablePack = (EFI_HII_VARIABLE_PACK_LIST *)((UINT8 *) PackList + Size);\r | |
733 | \r | |
734 | }\r | |
735 | \r | |
736 | List = GetNextNode (ListHead, List); \r | |
737 | }\r | |
738 | \r | |
739 | \r | |
740 | return EFI_SUCCESS;\r | |
741 | }\r | |
742 | \r | |
743 | \r | |
744 | /**\r | |
745 | Free up all buffer allocated for the link list of UEFI_IFR_BUFFER_STORAGE_NODE.\r | |
746 | \r | |
747 | @param ListHead The link list of UEFI_IFR_BUFFER_STORAGE_NODE\r | |
748 | which contains the default values retrived from\r | |
749 | a UEFI form set.\r | |
750 | \r | |
751 | \r | |
b47694b9 | 752 | @retval VOID\r |
59336178 | 753 | **/\r |
754 | VOID\r | |
755 | FreeDefaultList (\r | |
756 | IN LIST_ENTRY *ListHead\r | |
757 | )\r | |
758 | {\r | |
0368663f | 759 | LIST_ENTRY *Link;\r |
59336178 | 760 | UEFI_IFR_BUFFER_STORAGE_NODE *Default;\r |
761 | \r | |
0368663f | 762 | Link = GetFirstNode (ListHead);\r |
59336178 | 763 | \r |
0368663f | 764 | while (!IsNull (ListHead, Link)) {\r |
765 | Default = UEFI_IFR_BUFFER_STORAGE_NODE_FROM_LIST(Link);\r | |
59336178 | 766 | \r |
0368663f | 767 | RemoveEntryList (Link);\r |
59336178 | 768 | \r |
769 | DestroyDefaultNode (Default);\r | |
770 | \r | |
0368663f | 771 | Link = GetNextNode (ListHead, Link);\r |
59336178 | 772 | }\r |
773 | \r | |
774 | FreePool (ListHead);\r | |
775 | }\r | |
776 | \r |