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93e3992d | 1 | /** @file |
7936fb6a | 2 | Parser for IFR binary encoding. |
3 | ||
813acf3a | 4 | Copyright (c) 2007 - 2008, Intel Corporation |
93e3992d | 5 | All rights reserved. This program and the accompanying materials |
6 | are licensed and made available under the terms and conditions of the BSD License | |
7 | which accompanies this distribution. The full text of the license may be found at | |
8 | http://opensource.org/licenses/bsd-license.php | |
9 | ||
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
12 | ||
93e3992d | 13 | **/ |
14 | ||
15 | #include "Setup.h" | |
16 | #include "Ui.h" | |
93e3992d | 17 | |
18 | UINT16 mStatementIndex; | |
19 | UINT16 mExpressionOpCodeIndex; | |
20 | ||
21 | BOOLEAN mInScopeSubtitle; | |
22 | BOOLEAN mInScopeSuppress; | |
23 | BOOLEAN mInScopeGrayOut; | |
24 | FORM_EXPRESSION *mSuppressExpression; | |
25 | FORM_EXPRESSION *mGrayOutExpression; | |
26 | ||
27 | EFI_GUID gTianoHiiIfrGuid = EFI_IFR_TIANO_GUID; | |
f511d656 | 28 | GLOBAL_REMOVE_IF_UNREFERENCED EFI_GUID mFrameworkHiiCompatibilityGuid = EFI_IFR_FRAMEWORK_GUID; |
93e3992d | 29 | |
30 | ||
31 | /** | |
32 | Initialize Statement header members. | |
33 | ||
34 | @param OpCodeData Pointer of the raw OpCode data. | |
35 | @param FormSet Pointer of the current FormSe. | |
36 | @param Form Pointer of the current Form. | |
37 | ||
38 | @return The Statement. | |
39 | ||
40 | **/ | |
41 | FORM_BROWSER_STATEMENT * | |
42 | CreateStatement ( | |
43 | IN UINT8 *OpCodeData, | |
44 | IN OUT FORM_BROWSER_FORMSET *FormSet, | |
45 | IN OUT FORM_BROWSER_FORM *Form | |
46 | ) | |
47 | { | |
48 | FORM_BROWSER_STATEMENT *Statement; | |
49 | EFI_IFR_STATEMENT_HEADER *StatementHdr; | |
50 | ||
51 | if (Form == NULL) { | |
52 | // | |
53 | // We are currently not in a Form Scope, so just skip this Statement | |
54 | // | |
55 | return NULL; | |
56 | } | |
57 | ||
58 | Statement = &FormSet->StatementBuffer[mStatementIndex]; | |
59 | mStatementIndex++; | |
60 | ||
61 | InitializeListHead (&Statement->DefaultListHead); | |
62 | InitializeListHead (&Statement->OptionListHead); | |
63 | InitializeListHead (&Statement->InconsistentListHead); | |
64 | InitializeListHead (&Statement->NoSubmitListHead); | |
65 | ||
66 | Statement->Signature = FORM_BROWSER_STATEMENT_SIGNATURE; | |
67 | ||
68 | Statement->Operand = ((EFI_IFR_OP_HEADER *) OpCodeData)->OpCode; | |
69 | ||
70 | StatementHdr = (EFI_IFR_STATEMENT_HEADER *) (OpCodeData + sizeof (EFI_IFR_OP_HEADER)); | |
71 | CopyMem (&Statement->Prompt, &StatementHdr->Prompt, sizeof (EFI_STRING_ID)); | |
72 | CopyMem (&Statement->Help, &StatementHdr->Help, sizeof (EFI_STRING_ID)); | |
73 | ||
74 | if (mInScopeSuppress) { | |
75 | Statement->SuppressExpression = mSuppressExpression; | |
76 | } | |
77 | ||
78 | if (mInScopeGrayOut) { | |
79 | Statement->GrayOutExpression = mGrayOutExpression; | |
80 | } | |
81 | ||
82 | Statement->InSubtitle = mInScopeSubtitle; | |
83 | ||
84 | // | |
85 | // Insert this Statement into current Form | |
86 | // | |
87 | InsertTailList (&Form->StatementListHead, &Statement->Link); | |
88 | ||
89 | return Statement; | |
90 | } | |
91 | ||
f511d656 | 92 | EFI_STATUS |
93 | UpdateCheckBoxStringToken ( | |
94 | IN CONST FORM_BROWSER_FORMSET *FormSet, | |
95 | IN FORM_BROWSER_STATEMENT *Statement | |
96 | ) | |
97 | { | |
98 | CHAR16 Str[MAXIMUM_VALUE_CHARACTERS]; | |
99 | EFI_STRING_ID Id; | |
100 | EFI_STATUS Status; | |
101 | ||
102 | ASSERT (Statement != NULL); | |
1d5825ab | 103 | ASSERT (Statement->Operand == EFI_IFR_NUMERIC_OP); |
f511d656 | 104 | |
105 | UnicodeValueToString (Str, 0, Statement->VarStoreInfo.VarName, MAXIMUM_VALUE_CHARACTERS - 1); | |
106 | ||
107 | Status = HiiLibNewString (FormSet->HiiHandle, &Id, Str); | |
108 | ||
109 | if (EFI_ERROR (Status)) { | |
110 | return Status; | |
111 | } | |
112 | ||
113 | Statement->VarStoreInfo.VarName = Id; | |
114 | ||
115 | return EFI_SUCCESS; | |
116 | } | |
117 | ||
118 | BOOLEAN | |
119 | IsNextOpCodeGuidedVarEqName ( | |
120 | UINT8 *OpCodeData | |
121 | ) | |
122 | { | |
123 | // | |
124 | // Get next opcode | |
125 | // | |
126 | OpCodeData += ((EFI_IFR_OP_HEADER *) OpCodeData)->Length; | |
127 | if (*OpCodeData == EFI_IFR_GUID_OP) { | |
128 | if (CompareGuid (&mFrameworkHiiCompatibilityGuid, (EFI_GUID *)(OpCodeData + sizeof (EFI_IFR_OP_HEADER)))) { | |
129 | // | |
130 | // Specific GUIDed opcodes to support IFR generated from Framework HII VFR | |
131 | // | |
132 | if ((((EFI_IFR_GUID_VAREQNAME *) OpCodeData)->ExtendOpCode) == EFI_IFR_EXTEND_OP_VAREQNAME) { | |
133 | return TRUE; | |
134 | } | |
135 | } | |
136 | } | |
137 | ||
138 | return FALSE; | |
139 | } | |
93e3992d | 140 | |
141 | /** | |
142 | Initialize Question's members. | |
143 | ||
144 | @param OpCodeData Pointer of the raw OpCode data. | |
145 | @param FormSet Pointer of the current FormSet. | |
146 | @param Form Pointer of the current Form. | |
147 | ||
148 | @return The Question. | |
149 | ||
150 | **/ | |
151 | FORM_BROWSER_STATEMENT * | |
152 | CreateQuestion ( | |
153 | IN UINT8 *OpCodeData, | |
154 | IN OUT FORM_BROWSER_FORMSET *FormSet, | |
155 | IN OUT FORM_BROWSER_FORM *Form | |
156 | ) | |
157 | { | |
158 | FORM_BROWSER_STATEMENT *Statement; | |
159 | EFI_IFR_QUESTION_HEADER *QuestionHdr; | |
160 | LIST_ENTRY *Link; | |
161 | FORMSET_STORAGE *Storage; | |
162 | NAME_VALUE_NODE *NameValueNode; | |
f511d656 | 163 | EFI_STATUS Status; |
93e3992d | 164 | |
165 | Statement = CreateStatement (OpCodeData, FormSet, Form); | |
166 | if (Statement == NULL) { | |
167 | return NULL; | |
168 | } | |
169 | ||
170 | QuestionHdr = (EFI_IFR_QUESTION_HEADER *) (OpCodeData + sizeof (EFI_IFR_OP_HEADER)); | |
171 | CopyMem (&Statement->QuestionId, &QuestionHdr->QuestionId, sizeof (EFI_QUESTION_ID)); | |
172 | CopyMem (&Statement->VarStoreId, &QuestionHdr->VarStoreId, sizeof (EFI_VARSTORE_ID)); | |
173 | CopyMem (&Statement->VarStoreInfo.VarOffset, &QuestionHdr->VarStoreInfo.VarOffset, sizeof (UINT16)); | |
174 | ||
175 | Statement->QuestionFlags = QuestionHdr->Flags; | |
176 | ||
177 | if (Statement->VarStoreId == 0) { | |
178 | // | |
179 | // VarStoreId of zero indicates no variable storage | |
180 | // | |
181 | return Statement; | |
182 | } | |
183 | ||
f511d656 | 184 | // |
185 | // Take a look at next OpCode to see whether it is a GUIDed opcode to support | |
186 | // Framework Compatibility | |
187 | // | |
188 | if (FeaturePcdGet (PcdFrameworkHiiCompatibilitySupport)) { | |
1d5825ab | 189 | if ((*OpCodeData == EFI_IFR_NUMERIC_OP) && IsNextOpCodeGuidedVarEqName (OpCodeData)) { |
f511d656 | 190 | Status = UpdateCheckBoxStringToken (FormSet, Statement); |
191 | if (EFI_ERROR (Status)) { | |
192 | return NULL; | |
193 | } | |
194 | } | |
195 | } | |
196 | ||
93e3992d | 197 | // |
198 | // Find Storage for this Question | |
199 | // | |
200 | Link = GetFirstNode (&FormSet->StorageListHead); | |
201 | while (!IsNull (&FormSet->StorageListHead, Link)) { | |
202 | Storage = FORMSET_STORAGE_FROM_LINK (Link); | |
203 | ||
204 | if (Storage->VarStoreId == Statement->VarStoreId) { | |
205 | Statement->Storage = Storage; | |
206 | break; | |
207 | } | |
208 | ||
209 | Link = GetNextNode (&FormSet->StorageListHead, Link); | |
210 | } | |
211 | ASSERT (Statement->Storage != NULL); | |
212 | ||
213 | // | |
214 | // Initialilze varname for Name/Value or EFI Variable | |
215 | // | |
216 | if ((Statement->Storage->Type == EFI_HII_VARSTORE_NAME_VALUE) || | |
217 | (Statement->Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE)) { | |
218 | Statement->VariableName = GetToken (Statement->VarStoreInfo.VarName, FormSet->HiiHandle); | |
219 | ASSERT (Statement->VariableName != NULL); | |
220 | ||
221 | if (Statement->Storage->Type == EFI_HII_VARSTORE_NAME_VALUE) { | |
222 | // | |
223 | // Insert to Name/Value varstore list | |
224 | // | |
225 | NameValueNode = AllocateZeroPool (sizeof (NAME_VALUE_NODE)); | |
226 | ASSERT (NameValueNode != NULL); | |
227 | NameValueNode->Signature = NAME_VALUE_NODE_SIGNATURE; | |
228 | NameValueNode->Name = AllocateCopyPool (StrSize (Statement->VariableName), Statement->VariableName); | |
229 | ASSERT (NameValueNode->Name != NULL); | |
230 | NameValueNode->Value = AllocateZeroPool (0x10); | |
231 | ASSERT (NameValueNode->Value != NULL); | |
232 | NameValueNode->EditValue = AllocateZeroPool (0x10); | |
233 | ASSERT (NameValueNode->EditValue != NULL); | |
234 | ||
235 | InsertTailList (&Statement->Storage->NameValueListHead, &NameValueNode->Link); | |
236 | } | |
237 | } | |
238 | ||
239 | return Statement; | |
240 | } | |
241 | ||
242 | ||
243 | /** | |
244 | Allocate a FORM_EXPRESSION node. | |
245 | ||
246 | @param Form The Form associated with this Expression | |
247 | ||
248 | @return Pointer to a FORM_EXPRESSION data structure. | |
249 | ||
250 | **/ | |
251 | FORM_EXPRESSION * | |
252 | CreateExpression ( | |
253 | IN OUT FORM_BROWSER_FORM *Form | |
254 | ) | |
255 | { | |
256 | FORM_EXPRESSION *Expression; | |
257 | ||
258 | Expression = AllocateZeroPool (sizeof (FORM_EXPRESSION)); | |
259 | Expression->Signature = FORM_EXPRESSION_SIGNATURE; | |
260 | InitializeListHead (&Expression->OpCodeListHead); | |
261 | ||
262 | return Expression; | |
263 | } | |
264 | ||
265 | ||
266 | /** | |
267 | Allocate a FORMSET_STORAGE data structure and insert to FormSet Storage List. | |
268 | ||
269 | @param FormSet Pointer of the current FormSet | |
270 | ||
271 | @return Pointer to a FORMSET_STORAGE data structure. | |
272 | ||
273 | **/ | |
274 | FORMSET_STORAGE * | |
275 | CreateStorage ( | |
276 | IN FORM_BROWSER_FORMSET *FormSet | |
277 | ) | |
278 | { | |
279 | FORMSET_STORAGE *Storage; | |
280 | ||
281 | Storage = AllocateZeroPool (sizeof (FORMSET_STORAGE)); | |
282 | Storage->Signature = FORMSET_STORAGE_SIGNATURE; | |
283 | InitializeListHead (&Storage->NameValueListHead); | |
284 | InsertTailList (&FormSet->StorageListHead, &Storage->Link); | |
285 | ||
286 | return Storage; | |
287 | } | |
288 | ||
289 | ||
290 | /** | |
291 | Create ConfigHdr string for a storage. | |
292 | ||
293 | @param FormSet Pointer of the current FormSet | |
294 | @param Storage Pointer of the storage | |
295 | ||
296 | @retval EFI_SUCCESS Initialize ConfigHdr success | |
297 | ||
298 | **/ | |
299 | EFI_STATUS | |
300 | InitializeConfigHdr ( | |
301 | IN FORM_BROWSER_FORMSET *FormSet, | |
302 | IN OUT FORMSET_STORAGE *Storage | |
303 | ) | |
304 | { | |
305 | EFI_STATUS Status; | |
306 | UINTN StrBufferLen; | |
307 | CHAR16 *Name; | |
308 | ||
309 | if (Storage->Type == EFI_HII_VARSTORE_BUFFER) { | |
310 | Name = Storage->Name; | |
311 | } else { | |
312 | Name = NULL; | |
313 | } | |
314 | ||
315 | StrBufferLen = 0; | |
316 | Status = ConstructConfigHdr ( | |
317 | Storage->ConfigHdr, | |
318 | &StrBufferLen, | |
319 | &Storage->Guid, | |
320 | Name, | |
321 | FormSet->DriverHandle | |
322 | ); | |
323 | if (Status == EFI_BUFFER_TOO_SMALL) { | |
324 | Storage->ConfigHdr = AllocateZeroPool (StrBufferLen); | |
325 | Status = ConstructConfigHdr ( | |
326 | Storage->ConfigHdr, | |
327 | &StrBufferLen, | |
328 | &Storage->Guid, | |
329 | Name, | |
330 | FormSet->DriverHandle | |
331 | ); | |
332 | } | |
333 | ||
334 | if (EFI_ERROR (Status)) { | |
335 | return Status; | |
336 | } | |
337 | ||
338 | Storage->ConfigRequest = AllocateCopyPool (StrBufferLen, Storage->ConfigHdr); | |
339 | Storage->SpareStrLen = 0; | |
340 | ||
341 | return EFI_SUCCESS; | |
342 | } | |
343 | ||
344 | ||
345 | /** | |
346 | Initialize Request Element of a Question. <RequestElement> ::= '&'<BlockName> | '&'<Label> | |
347 | ||
348 | @param FormSet Pointer of the current FormSet. | |
349 | @param Question The Question to be initialized. | |
350 | ||
351 | @retval EFI_SUCCESS Function success. | |
352 | @retval EFI_INVALID_PARAMETER No storage associated with the Question. | |
353 | ||
354 | **/ | |
355 | EFI_STATUS | |
356 | InitializeRequestElement ( | |
357 | IN OUT FORM_BROWSER_FORMSET *FormSet, | |
358 | IN OUT FORM_BROWSER_STATEMENT *Question | |
359 | ) | |
360 | { | |
361 | FORMSET_STORAGE *Storage; | |
362 | UINTN StrLen; | |
363 | UINTN StringSize; | |
364 | CHAR16 *NewStr; | |
365 | CHAR16 RequestElement[30]; | |
366 | ||
367 | Storage = Question->Storage; | |
368 | if (Storage == NULL) { | |
369 | return EFI_INVALID_PARAMETER; | |
370 | } | |
371 | ||
372 | if (Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE) { | |
373 | // | |
374 | // <ConfigRequest> is unnecessary for EFI variable storage, | |
375 | // GetVariable()/SetVariable() will be used to retrieve/save values | |
376 | // | |
377 | return EFI_SUCCESS; | |
378 | } | |
379 | ||
380 | // | |
381 | // Prepare <RequestElement> | |
382 | // | |
383 | if (Storage->Type == EFI_HII_VARSTORE_BUFFER) { | |
384 | StrLen = UnicodeSPrint ( | |
385 | RequestElement, | |
386 | 30 * sizeof (CHAR16), | |
387 | L"&OFFSET=%x&WIDTH=%x", | |
388 | Question->VarStoreInfo.VarOffset, | |
389 | Question->StorageWidth | |
390 | ); | |
391 | Question->BlockName = AllocateCopyPool ((StrLen + 1) * sizeof (CHAR16), RequestElement); | |
392 | } else { | |
393 | StrLen = UnicodeSPrint (RequestElement, 30 * sizeof (CHAR16), L"&%s", Question->VariableName); | |
394 | } | |
395 | ||
7936fb6a | 396 | if ((Question->Operand == EFI_IFR_PASSWORD_OP) && ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) == EFI_IFR_FLAG_CALLBACK)) { |
93e3992d | 397 | // |
398 | // Password with CALLBACK flag is stored in encoded format, | |
c56f5124 | 399 | // so don't need to append it to <ConfigRequest> |
93e3992d | 400 | // |
401 | return EFI_SUCCESS; | |
402 | } | |
403 | ||
404 | // | |
405 | // Append <RequestElement> to <ConfigRequest> | |
406 | // | |
407 | if (StrLen > Storage->SpareStrLen) { | |
408 | // | |
409 | // Old String buffer is not sufficient for RequestElement, allocate a new one | |
410 | // | |
c7b616cf | 411 | StringSize = (Storage->ConfigRequest != NULL) ? StrSize (Storage->ConfigRequest) : sizeof (CHAR16); |
93e3992d | 412 | NewStr = AllocateZeroPool (StringSize + CONFIG_REQUEST_STRING_INCREMENTAL * sizeof (CHAR16)); |
413 | if (Storage->ConfigRequest != NULL) { | |
414 | CopyMem (NewStr, Storage->ConfigRequest, StringSize); | |
415 | gBS->FreePool (Storage->ConfigRequest); | |
416 | } | |
417 | Storage->ConfigRequest = NewStr; | |
418 | Storage->SpareStrLen = CONFIG_REQUEST_STRING_INCREMENTAL; | |
419 | } | |
420 | ||
421 | StrCat (Storage->ConfigRequest, RequestElement); | |
422 | Storage->ElementCount++; | |
423 | Storage->SpareStrLen -= StrLen; | |
424 | ||
425 | return EFI_SUCCESS; | |
426 | } | |
427 | ||
428 | ||
429 | /** | |
7936fb6a | 430 | Free resources of a Expression. |
93e3992d | 431 | |
432 | @param FormSet Pointer of the Expression | |
433 | ||
93e3992d | 434 | **/ |
435 | VOID | |
436 | DestroyExpression ( | |
437 | IN FORM_EXPRESSION *Expression | |
438 | ) | |
439 | { | |
440 | LIST_ENTRY *Link; | |
441 | EXPRESSION_OPCODE *OpCode; | |
442 | ||
443 | while (!IsListEmpty (&Expression->OpCodeListHead)) { | |
444 | Link = GetFirstNode (&Expression->OpCodeListHead); | |
445 | OpCode = EXPRESSION_OPCODE_FROM_LINK (Link); | |
446 | RemoveEntryList (&OpCode->Link); | |
447 | ||
676df92c | 448 | if (OpCode->ValueList != NULL) { |
449 | FreePool (OpCode->ValueList); | |
450 | } | |
93e3992d | 451 | } |
452 | ||
453 | // | |
454 | // Free this Expression | |
455 | // | |
456 | gBS->FreePool (Expression); | |
457 | } | |
458 | ||
459 | ||
460 | /** | |
7936fb6a | 461 | Free resources of a storage. |
93e3992d | 462 | |
463 | @param Storage Pointer of the storage | |
464 | ||
93e3992d | 465 | **/ |
466 | VOID | |
467 | DestroyStorage ( | |
468 | IN FORMSET_STORAGE *Storage | |
469 | ) | |
470 | { | |
471 | LIST_ENTRY *Link; | |
472 | NAME_VALUE_NODE *NameValueNode; | |
473 | ||
474 | if (Storage == NULL) { | |
475 | return; | |
476 | } | |
477 | ||
676df92c | 478 | if (Storage->Name != NULL) { |
479 | FreePool (Storage->Name); | |
480 | } | |
481 | if (Storage->Buffer != NULL) { | |
482 | FreePool (Storage->Buffer); | |
483 | } | |
484 | if (Storage->EditBuffer != NULL) { | |
485 | FreePool (Storage->EditBuffer); | |
486 | } | |
93e3992d | 487 | |
488 | while (!IsListEmpty (&Storage->NameValueListHead)) { | |
489 | Link = GetFirstNode (&Storage->NameValueListHead); | |
490 | NameValueNode = NAME_VALUE_NODE_FROM_LINK (Link); | |
491 | RemoveEntryList (&NameValueNode->Link); | |
492 | ||
676df92c | 493 | if (NameValueNode->Name != NULL) { |
494 | FreePool (NameValueNode->Name); | |
495 | } | |
496 | if (NameValueNode->Value != NULL) { | |
497 | FreePool (NameValueNode->Value); | |
498 | } | |
499 | if (NameValueNode->EditValue != NULL) { | |
500 | FreePool (NameValueNode->EditValue); | |
501 | } | |
502 | FreePool (NameValueNode); | |
93e3992d | 503 | } |
504 | ||
676df92c | 505 | if (Storage->ConfigHdr != NULL) { |
506 | FreePool (Storage->ConfigHdr); | |
507 | } | |
508 | if (Storage->ConfigRequest != NULL) { | |
509 | FreePool (Storage->ConfigRequest); | |
510 | } | |
93e3992d | 511 | |
676df92c | 512 | FreePool (Storage); |
93e3992d | 513 | } |
514 | ||
515 | ||
516 | /** | |
7936fb6a | 517 | Free resources of a Statement. |
93e3992d | 518 | |
519 | @param Statement Pointer of the Statement | |
520 | ||
93e3992d | 521 | **/ |
522 | VOID | |
523 | DestroyStatement ( | |
524 | IN OUT FORM_BROWSER_STATEMENT *Statement | |
525 | ) | |
526 | { | |
527 | LIST_ENTRY *Link; | |
528 | QUESTION_DEFAULT *Default; | |
529 | QUESTION_OPTION *Option; | |
530 | FORM_EXPRESSION *Expression; | |
531 | ||
532 | // | |
533 | // Free Default value List | |
534 | // | |
535 | while (!IsListEmpty (&Statement->DefaultListHead)) { | |
536 | Link = GetFirstNode (&Statement->DefaultListHead); | |
537 | Default = QUESTION_DEFAULT_FROM_LINK (Link); | |
538 | RemoveEntryList (&Default->Link); | |
539 | ||
540 | gBS->FreePool (Default); | |
541 | } | |
542 | ||
543 | // | |
544 | // Free Options List | |
545 | // | |
546 | while (!IsListEmpty (&Statement->OptionListHead)) { | |
547 | Link = GetFirstNode (&Statement->OptionListHead); | |
548 | Option = QUESTION_OPTION_FROM_LINK (Link); | |
549 | RemoveEntryList (&Option->Link); | |
550 | ||
551 | gBS->FreePool (Option); | |
552 | } | |
553 | ||
554 | // | |
555 | // Free Inconsistent List | |
556 | // | |
557 | while (!IsListEmpty (&Statement->InconsistentListHead)) { | |
558 | Link = GetFirstNode (&Statement->InconsistentListHead); | |
559 | Expression = FORM_EXPRESSION_FROM_LINK (Link); | |
560 | RemoveEntryList (&Expression->Link); | |
561 | ||
562 | DestroyExpression (Expression); | |
563 | } | |
564 | ||
565 | // | |
566 | // Free NoSubmit List | |
567 | // | |
568 | while (!IsListEmpty (&Statement->NoSubmitListHead)) { | |
569 | Link = GetFirstNode (&Statement->NoSubmitListHead); | |
570 | Expression = FORM_EXPRESSION_FROM_LINK (Link); | |
571 | RemoveEntryList (&Expression->Link); | |
572 | ||
573 | DestroyExpression (Expression); | |
574 | } | |
575 | ||
676df92c | 576 | if (Statement->VariableName != NULL) { |
577 | FreePool (Statement->VariableName); | |
578 | } | |
579 | if (Statement->BlockName != NULL) { | |
580 | FreePool (Statement->BlockName); | |
581 | } | |
93e3992d | 582 | } |
583 | ||
584 | ||
585 | /** | |
7936fb6a | 586 | Free resources of a Form. |
93e3992d | 587 | |
7936fb6a | 588 | @param Form Pointer of the Form. |
93e3992d | 589 | |
590 | **/ | |
591 | VOID | |
592 | DestroyForm ( | |
593 | IN OUT FORM_BROWSER_FORM *Form | |
594 | ) | |
595 | { | |
596 | LIST_ENTRY *Link; | |
597 | FORM_EXPRESSION *Expression; | |
598 | FORM_BROWSER_STATEMENT *Statement; | |
599 | ||
600 | // | |
601 | // Free Form Expressions | |
602 | // | |
603 | while (!IsListEmpty (&Form->ExpressionListHead)) { | |
604 | Link = GetFirstNode (&Form->ExpressionListHead); | |
605 | Expression = FORM_EXPRESSION_FROM_LINK (Link); | |
606 | RemoveEntryList (&Expression->Link); | |
607 | ||
608 | DestroyExpression (Expression); | |
609 | } | |
610 | ||
611 | // | |
612 | // Free Statements/Questions | |
613 | // | |
614 | while (!IsListEmpty (&Form->StatementListHead)) { | |
615 | Link = GetFirstNode (&Form->StatementListHead); | |
616 | Statement = FORM_BROWSER_STATEMENT_FROM_LINK (Link); | |
617 | RemoveEntryList (&Statement->Link); | |
618 | ||
619 | DestroyStatement (Statement); | |
620 | } | |
621 | ||
622 | // | |
623 | // Free this Form | |
624 | // | |
625 | gBS->FreePool (Form); | |
626 | } | |
627 | ||
628 | ||
629 | /** | |
7936fb6a | 630 | Free resources allocated for a FormSet. |
93e3992d | 631 | |
632 | @param FormSet Pointer of the FormSet | |
633 | ||
93e3992d | 634 | **/ |
635 | VOID | |
636 | DestroyFormSet ( | |
637 | IN OUT FORM_BROWSER_FORMSET *FormSet | |
638 | ) | |
639 | { | |
640 | LIST_ENTRY *Link; | |
641 | FORMSET_STORAGE *Storage; | |
642 | FORMSET_DEFAULTSTORE *DefaultStore; | |
643 | FORM_BROWSER_FORM *Form; | |
644 | ||
645 | // | |
646 | // Free IFR binary buffer | |
647 | // | |
676df92c | 648 | FreePool (FormSet->IfrBinaryData); |
93e3992d | 649 | |
650 | // | |
651 | // Free FormSet Storage | |
652 | // | |
653 | if (FormSet->StorageListHead.ForwardLink != NULL) { | |
654 | while (!IsListEmpty (&FormSet->StorageListHead)) { | |
655 | Link = GetFirstNode (&FormSet->StorageListHead); | |
656 | Storage = FORMSET_STORAGE_FROM_LINK (Link); | |
657 | RemoveEntryList (&Storage->Link); | |
658 | ||
659 | DestroyStorage (Storage); | |
660 | } | |
661 | } | |
662 | ||
663 | // | |
664 | // Free FormSet Default Store | |
665 | // | |
666 | if (FormSet->DefaultStoreListHead.ForwardLink != NULL) { | |
667 | while (!IsListEmpty (&FormSet->DefaultStoreListHead)) { | |
668 | Link = GetFirstNode (&FormSet->DefaultStoreListHead); | |
669 | DefaultStore = FORMSET_DEFAULTSTORE_FROM_LINK (Link); | |
670 | RemoveEntryList (&DefaultStore->Link); | |
671 | ||
672 | gBS->FreePool (DefaultStore); | |
673 | } | |
674 | } | |
675 | ||
676 | // | |
677 | // Free Forms | |
678 | // | |
679 | if (FormSet->FormListHead.ForwardLink != NULL) { | |
680 | while (!IsListEmpty (&FormSet->FormListHead)) { | |
681 | Link = GetFirstNode (&FormSet->FormListHead); | |
682 | Form = FORM_BROWSER_FORM_FROM_LINK (Link); | |
683 | RemoveEntryList (&Form->Link); | |
684 | ||
685 | DestroyForm (Form); | |
686 | } | |
687 | } | |
688 | ||
676df92c | 689 | if (FormSet->StatementBuffer != NULL) { |
690 | FreePool (FormSet->StatementBuffer); | |
691 | } | |
692 | if (FormSet->ExpressionBuffer != NULL) { | |
693 | FreePool (FormSet->ExpressionBuffer); | |
694 | } | |
93e3992d | 695 | |
676df92c | 696 | FreePool (FormSet); |
93e3992d | 697 | } |
698 | ||
699 | ||
700 | /** | |
701 | Tell whether this Operand is an Expression OpCode or not | |
702 | ||
703 | @param Operand Operand of an IFR OpCode. | |
704 | ||
705 | @retval TRUE This is an Expression OpCode. | |
706 | @retval FALSE Not an Expression OpCode. | |
707 | ||
708 | **/ | |
709 | BOOLEAN | |
710 | IsExpressionOpCode ( | |
711 | IN UINT8 Operand | |
712 | ) | |
713 | { | |
714 | if (((Operand >= EFI_IFR_EQ_ID_VAL_OP) && (Operand <= EFI_IFR_NOT_OP)) || | |
715 | ((Operand >= EFI_IFR_MATCH_OP) && (Operand <= EFI_IFR_SPAN_OP)) || | |
ebe43565 | 716 | (Operand == EFI_IFR_CATENATE_OP) || |
717 | (Operand == EFI_IFR_TO_LOWER_OP) || | |
718 | (Operand == EFI_IFR_TO_UPPER_OP) || | |
719 | (Operand == EFI_IFR_VERSION_OP) | |
93e3992d | 720 | ) { |
721 | return TRUE; | |
722 | } else { | |
723 | return FALSE; | |
724 | } | |
725 | } | |
726 | ||
727 | ||
728 | /** | |
729 | Calculate number of Statemens(Questions) and Expression OpCodes. | |
730 | ||
731 | @param FormSet The FormSet to be counted. | |
732 | @param NumberOfStatement Number of Statemens(Questions) | |
733 | @param NumberOfExpression Number of Expression OpCodes | |
734 | ||
93e3992d | 735 | **/ |
736 | VOID | |
737 | CountOpCodes ( | |
738 | IN FORM_BROWSER_FORMSET *FormSet, | |
739 | IN OUT UINT16 *NumberOfStatement, | |
740 | IN OUT UINT16 *NumberOfExpression | |
741 | ) | |
742 | { | |
743 | UINT16 StatementCount; | |
744 | UINT16 ExpressionCount; | |
745 | UINT8 *OpCodeData; | |
746 | UINTN Offset; | |
747 | UINTN OpCodeLen; | |
748 | ||
749 | Offset = 0; | |
750 | StatementCount = 0; | |
751 | ExpressionCount = 0; | |
752 | ||
753 | while (Offset < FormSet->IfrBinaryLength) { | |
754 | OpCodeData = FormSet->IfrBinaryData + Offset; | |
755 | OpCodeLen = ((EFI_IFR_OP_HEADER *) OpCodeData)->Length; | |
756 | Offset += OpCodeLen; | |
757 | ||
758 | if (IsExpressionOpCode (((EFI_IFR_OP_HEADER *) OpCodeData)->OpCode)) { | |
759 | ExpressionCount++; | |
760 | } else { | |
761 | StatementCount++; | |
762 | } | |
763 | } | |
764 | ||
765 | *NumberOfStatement = StatementCount; | |
766 | *NumberOfExpression = ExpressionCount; | |
767 | } | |
768 | ||
769 | ||
f511d656 | 770 | |
93e3992d | 771 | /** |
772 | Parse opcodes in the formset IFR binary. | |
773 | ||
774 | @param FormSet Pointer of the FormSet data structure. | |
775 | ||
776 | @retval EFI_SUCCESS Opcode parse success. | |
777 | @retval Other Opcode parse fail. | |
778 | ||
779 | **/ | |
780 | EFI_STATUS | |
781 | ParseOpCodes ( | |
782 | IN FORM_BROWSER_FORMSET *FormSet | |
783 | ) | |
784 | { | |
785 | EFI_STATUS Status; | |
786 | UINT16 Index; | |
787 | FORM_BROWSER_FORM *CurrentForm; | |
788 | FORM_BROWSER_STATEMENT *CurrentStatement; | |
789 | EXPRESSION_OPCODE *ExpressionOpCode; | |
790 | FORM_EXPRESSION *CurrentExpression; | |
791 | UINT8 Operand; | |
792 | UINT8 Scope; | |
793 | UINTN OpCodeOffset; | |
794 | UINTN OpCodeLength; | |
795 | UINT8 *OpCodeData; | |
796 | UINT8 ScopeOpCode; | |
797 | FORMSET_STORAGE *Storage; | |
798 | FORMSET_DEFAULTSTORE *DefaultStore; | |
799 | QUESTION_DEFAULT *CurrentDefault; | |
800 | QUESTION_OPTION *CurrentOption; | |
801 | CHAR8 *AsciiString; | |
802 | UINT16 NumberOfStatement; | |
803 | UINT16 NumberOfExpression; | |
804 | EFI_IMAGE_ID *ImageId; | |
805 | BOOLEAN SuppressForOption; | |
806 | BOOLEAN InScopeOptionSuppress; | |
807 | FORM_EXPRESSION *OptionSuppressExpression; | |
808 | BOOLEAN InScopeDisable; | |
809 | UINT16 DepthOfDisable; | |
810 | BOOLEAN OpCodeDisabled; | |
811 | BOOLEAN SingleOpCodeExpression; | |
812 | BOOLEAN InScopeDefault; | |
813 | EFI_HII_VALUE *Value; | |
814 | ||
815 | mInScopeSubtitle = FALSE; | |
816 | SuppressForOption = FALSE; | |
817 | mInScopeSuppress = FALSE; | |
818 | InScopeOptionSuppress = FALSE; | |
819 | mInScopeGrayOut = FALSE; | |
820 | InScopeDisable = FALSE; | |
821 | DepthOfDisable = 0; | |
822 | OpCodeDisabled = FALSE; | |
823 | SingleOpCodeExpression = FALSE; | |
824 | InScopeDefault = FALSE; | |
825 | CurrentExpression = NULL; | |
826 | CurrentDefault = NULL; | |
827 | CurrentOption = NULL; | |
828 | OptionSuppressExpression = NULL; | |
829 | ||
830 | // | |
831 | // Get the number of Statements and Expressions | |
832 | // | |
833 | CountOpCodes (FormSet, &NumberOfStatement, &NumberOfExpression); | |
834 | ||
835 | mStatementIndex = 0; | |
836 | FormSet->StatementBuffer = AllocateZeroPool (NumberOfStatement * sizeof (FORM_BROWSER_STATEMENT)); | |
837 | if (FormSet->StatementBuffer == NULL) { | |
838 | return EFI_OUT_OF_RESOURCES; | |
839 | } | |
840 | ||
841 | mExpressionOpCodeIndex = 0; | |
842 | FormSet->ExpressionBuffer = AllocateZeroPool (NumberOfExpression * sizeof (EXPRESSION_OPCODE)); | |
843 | if (FormSet->ExpressionBuffer == NULL) { | |
844 | return EFI_OUT_OF_RESOURCES; | |
845 | } | |
846 | ||
847 | InitializeListHead (&FormSet->StorageListHead); | |
848 | InitializeListHead (&FormSet->DefaultStoreListHead); | |
849 | InitializeListHead (&FormSet->FormListHead); | |
850 | ||
851 | CurrentForm = NULL; | |
852 | CurrentStatement = NULL; | |
853 | ||
854 | ResetScopeStack (); | |
855 | ||
856 | OpCodeOffset = 0; | |
857 | while (OpCodeOffset < FormSet->IfrBinaryLength) { | |
858 | OpCodeData = FormSet->IfrBinaryData + OpCodeOffset; | |
859 | ||
860 | OpCodeLength = ((EFI_IFR_OP_HEADER *) OpCodeData)->Length; | |
861 | OpCodeOffset += OpCodeLength; | |
862 | Operand = ((EFI_IFR_OP_HEADER *) OpCodeData)->OpCode; | |
863 | Scope = ((EFI_IFR_OP_HEADER *) OpCodeData)->Scope; | |
864 | ||
865 | // | |
866 | // If scope bit set, push onto scope stack | |
867 | // | |
7936fb6a | 868 | if (Scope != 0) { |
93e3992d | 869 | PushScope (Operand); |
870 | } | |
871 | ||
872 | if (OpCodeDisabled) { | |
873 | // | |
874 | // DisableIf Expression is evaluated to be TRUE, try to find its end. | |
875 | // Here only cares the EFI_IFR_DISABLE_IF and EFI_IFR_END | |
876 | // | |
877 | if (Operand == EFI_IFR_DISABLE_IF_OP) { | |
878 | DepthOfDisable++; | |
879 | } else if (Operand == EFI_IFR_END_OP) { | |
880 | Status = PopScope (&ScopeOpCode); | |
881 | if (EFI_ERROR (Status)) { | |
882 | return Status; | |
883 | } | |
884 | ||
885 | if (ScopeOpCode == EFI_IFR_DISABLE_IF_OP) { | |
886 | if (DepthOfDisable == 0) { | |
887 | InScopeDisable = FALSE; | |
888 | OpCodeDisabled = FALSE; | |
889 | } else { | |
890 | DepthOfDisable--; | |
891 | } | |
892 | } | |
893 | } | |
894 | continue; | |
895 | } | |
896 | ||
897 | if (IsExpressionOpCode (Operand)) { | |
898 | ExpressionOpCode = &FormSet->ExpressionBuffer[mExpressionOpCodeIndex]; | |
899 | mExpressionOpCodeIndex++; | |
900 | ||
901 | ExpressionOpCode->Signature = EXPRESSION_OPCODE_SIGNATURE; | |
902 | ExpressionOpCode->Operand = Operand; | |
903 | Value = &ExpressionOpCode->Value; | |
904 | ||
905 | switch (Operand) { | |
906 | case EFI_IFR_EQ_ID_VAL_OP: | |
907 | CopyMem (&ExpressionOpCode->QuestionId, &((EFI_IFR_EQ_ID_VAL *) OpCodeData)->QuestionId, sizeof (EFI_QUESTION_ID)); | |
908 | ||
909 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_16; | |
910 | CopyMem (&Value->Value.u16, &((EFI_IFR_EQ_ID_VAL *) OpCodeData)->Value, sizeof (UINT16)); | |
911 | break; | |
912 | ||
913 | case EFI_IFR_EQ_ID_ID_OP: | |
914 | CopyMem (&ExpressionOpCode->QuestionId, &((EFI_IFR_EQ_ID_ID *) OpCodeData)->QuestionId1, sizeof (EFI_QUESTION_ID)); | |
915 | CopyMem (&ExpressionOpCode->QuestionId2, &((EFI_IFR_EQ_ID_ID *) OpCodeData)->QuestionId2, sizeof (EFI_QUESTION_ID)); | |
916 | break; | |
917 | ||
918 | case EFI_IFR_EQ_ID_LIST_OP: | |
919 | CopyMem (&ExpressionOpCode->QuestionId, &((EFI_IFR_EQ_ID_LIST *) OpCodeData)->QuestionId, sizeof (EFI_QUESTION_ID)); | |
920 | CopyMem (&ExpressionOpCode->ListLength, &((EFI_IFR_EQ_ID_LIST *) OpCodeData)->ListLength, sizeof (UINT16)); | |
921 | ExpressionOpCode->ValueList = AllocateCopyPool (ExpressionOpCode->ListLength * sizeof (UINT16), &((EFI_IFR_EQ_ID_LIST *) OpCodeData)->ValueList); | |
922 | break; | |
923 | ||
924 | case EFI_IFR_TO_STRING_OP: | |
925 | case EFI_IFR_FIND_OP: | |
926 | ExpressionOpCode->Format = (( EFI_IFR_TO_STRING *) OpCodeData)->Format; | |
927 | break; | |
928 | ||
929 | case EFI_IFR_STRING_REF1_OP: | |
930 | Value->Type = EFI_IFR_TYPE_STRING; | |
931 | CopyMem (&Value->Value.string, &(( EFI_IFR_STRING_REF1 *) OpCodeData)->StringId, sizeof (EFI_STRING_ID)); | |
932 | break; | |
933 | ||
934 | case EFI_IFR_RULE_REF_OP: | |
935 | ExpressionOpCode->RuleId = (( EFI_IFR_RULE_REF *) OpCodeData)->RuleId; | |
936 | break; | |
937 | ||
938 | case EFI_IFR_SPAN_OP: | |
939 | ExpressionOpCode->Flags = (( EFI_IFR_SPAN *) OpCodeData)->Flags; | |
940 | break; | |
941 | ||
942 | case EFI_IFR_THIS_OP: | |
943 | ExpressionOpCode->QuestionId = CurrentStatement->QuestionId; | |
944 | break; | |
945 | ||
946 | case EFI_IFR_QUESTION_REF1_OP: | |
947 | CopyMem (&ExpressionOpCode->QuestionId, &((EFI_IFR_EQ_ID_LIST *) OpCodeData)->QuestionId, sizeof (EFI_QUESTION_ID)); | |
948 | break; | |
949 | ||
950 | case EFI_IFR_QUESTION_REF3_OP: | |
951 | if (OpCodeLength >= sizeof (EFI_IFR_QUESTION_REF3_2)) { | |
952 | CopyMem (&ExpressionOpCode->DevicePath, &(( EFI_IFR_QUESTION_REF3_2 *) OpCodeData)->DevicePath, sizeof (EFI_STRING_ID)); | |
953 | ||
954 | if (OpCodeLength >= sizeof (EFI_IFR_QUESTION_REF3_3)) { | |
955 | CopyMem (&ExpressionOpCode->Guid, &(( EFI_IFR_QUESTION_REF3_3 *) OpCodeData)->Guid, sizeof (EFI_GUID)); | |
956 | } | |
957 | } | |
958 | break; | |
959 | ||
960 | // | |
961 | // constant | |
962 | // | |
963 | case EFI_IFR_TRUE_OP: | |
964 | Value->Type = EFI_IFR_TYPE_BOOLEAN; | |
965 | Value->Value.b = TRUE; | |
966 | break; | |
967 | ||
968 | case EFI_IFR_FALSE_OP: | |
969 | Value->Type = EFI_IFR_TYPE_BOOLEAN; | |
970 | Value->Value.b = FALSE; | |
971 | break; | |
972 | ||
973 | case EFI_IFR_ONE_OP: | |
974 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8; | |
975 | Value->Value.u8 = 1; | |
976 | break; | |
977 | ||
978 | case EFI_IFR_ZERO_OP: | |
979 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8; | |
980 | Value->Value.u8 = 0; | |
981 | break; | |
982 | ||
983 | case EFI_IFR_ONES_OP: | |
984 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_64; | |
ee17f9c1 | 985 | Value->Value.u64 = 0xffffffffffffffffULL; |
93e3992d | 986 | break; |
987 | ||
988 | case EFI_IFR_UINT8_OP: | |
989 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8; | |
990 | Value->Value.u8 = (( EFI_IFR_UINT8 *) OpCodeData)->Value; | |
991 | break; | |
992 | ||
993 | case EFI_IFR_UINT16_OP: | |
994 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_16; | |
995 | CopyMem (&Value->Value.u16, &(( EFI_IFR_UINT16 *) OpCodeData)->Value, sizeof (UINT16)); | |
996 | break; | |
997 | ||
998 | case EFI_IFR_UINT32_OP: | |
999 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_32; | |
1000 | CopyMem (&Value->Value.u32, &(( EFI_IFR_UINT32 *) OpCodeData)->Value, sizeof (UINT32)); | |
1001 | break; | |
1002 | ||
1003 | case EFI_IFR_UINT64_OP: | |
1004 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_64; | |
1005 | CopyMem (&Value->Value.u64, &(( EFI_IFR_UINT64 *) OpCodeData)->Value, sizeof (UINT64)); | |
1006 | break; | |
1007 | ||
1008 | case EFI_IFR_UNDEFINED_OP: | |
1009 | Value->Type = EFI_IFR_TYPE_OTHER; | |
1010 | break; | |
1011 | ||
1012 | case EFI_IFR_VERSION_OP: | |
1013 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_16; | |
1014 | Value->Value.u16 = EFI_IFR_SPECIFICATION_VERSION; | |
1015 | break; | |
1016 | ||
1017 | default: | |
1018 | break; | |
1019 | } | |
1020 | ||
1021 | InsertTailList (&CurrentExpression->OpCodeListHead, &ExpressionOpCode->Link); | |
1022 | ||
1023 | if (SingleOpCodeExpression) { | |
1024 | // | |
1025 | // There are two cases to indicate the end of an Expression: | |
1026 | // for single OpCode expression: one Expression OpCode | |
1027 | // for expression consists of more than one OpCode: EFI_IFR_END | |
1028 | // | |
1029 | SingleOpCodeExpression = FALSE; | |
1030 | ||
1031 | if (InScopeDisable) { | |
1032 | // | |
1033 | // Evaluate DisableIf expression | |
1034 | // | |
1035 | Status = EvaluateExpression (FormSet, CurrentForm, CurrentExpression); | |
1036 | if (EFI_ERROR (Status)) { | |
1037 | return Status; | |
1038 | } | |
1039 | if (CurrentExpression->Result.Type != EFI_IFR_TYPE_BOOLEAN) { | |
1040 | return EFI_INVALID_PARAMETER; | |
1041 | } | |
1042 | ||
1043 | OpCodeDisabled = CurrentExpression->Result.Value.b; | |
1044 | } | |
1045 | ||
1046 | CurrentExpression = NULL; | |
1047 | } | |
1048 | ||
1049 | continue; | |
1050 | } | |
1051 | ||
1052 | // | |
1053 | // Parse the Opcode | |
1054 | // | |
1055 | switch (Operand) { | |
1056 | ||
1057 | case EFI_IFR_FORM_SET_OP: | |
1058 | // | |
1059 | // check the formset GUID | |
1060 | // | |
1061 | if (CompareMem (&FormSet->Guid, &((EFI_IFR_FORM_SET *) OpCodeData)->Guid, sizeof (EFI_GUID)) != 0) { | |
1062 | return EFI_INVALID_PARAMETER; | |
1063 | } | |
1064 | ||
1065 | CopyMem (&FormSet->FormSetTitle, &((EFI_IFR_FORM_SET *) OpCodeData)->FormSetTitle, sizeof (EFI_STRING_ID)); | |
1066 | CopyMem (&FormSet->Help, &((EFI_IFR_FORM_SET *) OpCodeData)->Help, sizeof (EFI_STRING_ID)); | |
1067 | break; | |
1068 | ||
1069 | case EFI_IFR_FORM_OP: | |
1070 | // | |
1071 | // Create a new Form for this FormSet | |
1072 | // | |
1073 | CurrentForm = AllocateZeroPool (sizeof (FORM_BROWSER_FORM)); | |
1074 | CurrentForm->Signature = FORM_BROWSER_FORM_SIGNATURE; | |
1075 | InitializeListHead (&CurrentForm->ExpressionListHead); | |
1076 | InitializeListHead (&CurrentForm->StatementListHead); | |
1077 | ||
1078 | CopyMem (&CurrentForm->FormId, &((EFI_IFR_FORM *) OpCodeData)->FormId, sizeof (UINT16)); | |
1079 | CopyMem (&CurrentForm->FormTitle, &((EFI_IFR_FORM *) OpCodeData)->FormTitle, sizeof (EFI_STRING_ID)); | |
1080 | ||
1081 | // | |
1082 | // Insert into Form list of this FormSet | |
1083 | // | |
1084 | InsertTailList (&FormSet->FormListHead, &CurrentForm->Link); | |
1085 | break; | |
1086 | ||
1087 | // | |
1088 | // Storage | |
1089 | // | |
1090 | case EFI_IFR_VARSTORE_OP: | |
1091 | // | |
1092 | // Create a buffer Storage for this FormSet | |
1093 | // | |
1094 | Storage = CreateStorage (FormSet); | |
1095 | Storage->Type = EFI_HII_VARSTORE_BUFFER; | |
1096 | ||
1097 | CopyMem (&Storage->VarStoreId, &((EFI_IFR_VARSTORE *) OpCodeData)->VarStoreId, sizeof (EFI_VARSTORE_ID)); | |
1098 | CopyMem (&Storage->Guid, &((EFI_IFR_VARSTORE *) OpCodeData)->Guid, sizeof (EFI_GUID)); | |
1099 | CopyMem (&Storage->Size, &((EFI_IFR_VARSTORE *) OpCodeData)->Size, sizeof (UINT16)); | |
1100 | ||
1101 | Storage->Buffer = AllocateZeroPool (Storage->Size); | |
1102 | Storage->EditBuffer = AllocateZeroPool (Storage->Size); | |
1103 | ||
1104 | AsciiString = (CHAR8 *) ((EFI_IFR_VARSTORE *) OpCodeData)->Name; | |
1105 | Storage->Name = AllocateZeroPool (AsciiStrSize (AsciiString) * 2); | |
1106 | ASSERT (Storage->Name != NULL); | |
1107 | for (Index = 0; AsciiString[Index] != 0; Index++) { | |
1108 | Storage->Name[Index] = (CHAR16) AsciiString[Index]; | |
1109 | } | |
1110 | ||
1111 | // | |
1112 | // Initialize <ConfigHdr> | |
1113 | // | |
1114 | InitializeConfigHdr (FormSet, Storage); | |
1115 | break; | |
1116 | ||
1117 | case EFI_IFR_VARSTORE_NAME_VALUE_OP: | |
1118 | // | |
1119 | // Create a name/value Storage for this FormSet | |
1120 | // | |
1121 | Storage = CreateStorage (FormSet); | |
1122 | Storage->Type = EFI_HII_VARSTORE_NAME_VALUE; | |
1123 | ||
1124 | CopyMem (&Storage->VarStoreId, &((EFI_IFR_VARSTORE_NAME_VALUE *) OpCodeData)->VarStoreId, sizeof (EFI_VARSTORE_ID)); | |
1125 | CopyMem (&Storage->Guid, &((EFI_IFR_VARSTORE_NAME_VALUE *) OpCodeData)->Guid, sizeof (EFI_GUID)); | |
1126 | ||
1127 | // | |
1128 | // Initialize <ConfigHdr> | |
1129 | // | |
1130 | InitializeConfigHdr (FormSet, Storage); | |
1131 | break; | |
1132 | ||
1133 | case EFI_IFR_VARSTORE_EFI_OP: | |
1134 | // | |
1135 | // Create a EFI variable Storage for this FormSet | |
1136 | // | |
1137 | Storage = CreateStorage (FormSet); | |
1138 | Storage->Type = EFI_HII_VARSTORE_EFI_VARIABLE; | |
1139 | ||
1140 | CopyMem (&Storage->VarStoreId, &((EFI_IFR_VARSTORE_EFI *) OpCodeData)->VarStoreId, sizeof (EFI_VARSTORE_ID)); | |
1141 | CopyMem (&Storage->Guid, &((EFI_IFR_VARSTORE_EFI *) OpCodeData)->Guid, sizeof (EFI_GUID)); | |
1142 | CopyMem (&Storage->Attributes, &((EFI_IFR_VARSTORE_EFI *) OpCodeData)->Attributes, sizeof (UINT32)); | |
1143 | break; | |
1144 | ||
1145 | // | |
1146 | // DefaultStore | |
1147 | // | |
1148 | case EFI_IFR_DEFAULTSTORE_OP: | |
1149 | DefaultStore = AllocateZeroPool (sizeof (FORMSET_DEFAULTSTORE)); | |
1150 | DefaultStore->Signature = FORMSET_DEFAULTSTORE_SIGNATURE; | |
1151 | ||
1152 | CopyMem (&DefaultStore->DefaultId, &((EFI_IFR_DEFAULTSTORE *) OpCodeData)->DefaultId, sizeof (UINT16)); | |
1153 | CopyMem (&DefaultStore->DefaultName, &((EFI_IFR_DEFAULTSTORE *) OpCodeData)->DefaultName, sizeof (EFI_STRING_ID)); | |
1154 | ||
1155 | // | |
1156 | // Insert to DefaultStore list of this Formset | |
1157 | // | |
1158 | InsertTailList (&FormSet->DefaultStoreListHead, &DefaultStore->Link); | |
1159 | break; | |
1160 | ||
1161 | // | |
1162 | // Statements | |
1163 | // | |
1164 | case EFI_IFR_SUBTITLE_OP: | |
1165 | CurrentStatement = CreateStatement (OpCodeData, FormSet, CurrentForm); | |
1166 | CurrentStatement->Flags = ((EFI_IFR_SUBTITLE *) OpCodeData)->Flags; | |
1167 | ||
7936fb6a | 1168 | if (Scope != 0) { |
93e3992d | 1169 | mInScopeSubtitle = TRUE; |
1170 | } | |
1171 | break; | |
1172 | ||
1173 | case EFI_IFR_TEXT_OP: | |
1174 | CurrentStatement = CreateStatement (OpCodeData, FormSet, CurrentForm); | |
1175 | ||
1176 | CopyMem (&CurrentStatement->TextTwo, &((EFI_IFR_TEXT *) OpCodeData)->TextTwo, sizeof (EFI_STRING_ID)); | |
1177 | break; | |
1178 | ||
1179 | // | |
1180 | // Questions | |
1181 | // | |
1182 | case EFI_IFR_ACTION_OP: | |
1183 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1184 | ||
1185 | if (OpCodeLength == sizeof (EFI_IFR_ACTION_1)) { | |
1186 | // | |
1187 | // No QuestionConfig present, so no configuration string will be processed | |
1188 | // | |
1189 | CurrentStatement->QuestionConfig = 0; | |
1190 | } else { | |
1191 | CopyMem (&CurrentStatement->QuestionConfig, &((EFI_IFR_ACTION *) OpCodeData)->QuestionConfig, sizeof (EFI_STRING_ID)); | |
1192 | } | |
1193 | break; | |
1194 | ||
1195 | case EFI_IFR_RESET_BUTTON_OP: | |
1196 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1197 | ||
1198 | CopyMem (&CurrentStatement->DefaultId, &((EFI_IFR_RESET_BUTTON *) OpCodeData)->DefaultId, sizeof (EFI_DEFAULT_ID)); | |
1199 | break; | |
1200 | ||
1201 | case EFI_IFR_REF_OP: | |
1202 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1203 | ||
1204 | CopyMem (&CurrentStatement->RefFormId, &((EFI_IFR_REF *) OpCodeData)->FormId, sizeof (EFI_FORM_ID)); | |
1205 | if (OpCodeLength >= sizeof (EFI_IFR_REF2)) { | |
1206 | CopyMem (&CurrentStatement->RefQuestionId, &((EFI_IFR_REF2 *) OpCodeData)->QuestionId, sizeof (EFI_QUESTION_ID)); | |
1207 | ||
1208 | if (OpCodeLength >= sizeof (EFI_IFR_REF3)) { | |
1209 | CopyMem (&CurrentStatement->RefFormSetId, &((EFI_IFR_REF3 *) OpCodeData)->FormSetId, sizeof (EFI_GUID)); | |
1210 | ||
1211 | if (OpCodeLength >= sizeof (EFI_IFR_REF4)) { | |
1212 | CopyMem (&CurrentStatement->RefDevicePath, &((EFI_IFR_REF4 *) OpCodeData)->DevicePath, sizeof (EFI_STRING_ID)); | |
1213 | } | |
1214 | } | |
1215 | } | |
1216 | break; | |
1217 | ||
1218 | case EFI_IFR_ONE_OF_OP: | |
1219 | case EFI_IFR_NUMERIC_OP: | |
1220 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1221 | ||
1222 | CurrentStatement->Flags = ((EFI_IFR_ONE_OF *) OpCodeData)->Flags; | |
1223 | Value = &CurrentStatement->HiiValue; | |
1224 | ||
1225 | switch (CurrentStatement->Flags & EFI_IFR_NUMERIC_SIZE) { | |
1226 | case EFI_IFR_NUMERIC_SIZE_1: | |
1227 | CurrentStatement->Minimum = ((EFI_IFR_NUMERIC *) OpCodeData)->data.u8.MinValue; | |
1228 | CurrentStatement->Maximum = ((EFI_IFR_NUMERIC *) OpCodeData)->data.u8.MaxValue; | |
1229 | CurrentStatement->Step = ((EFI_IFR_NUMERIC *) OpCodeData)->data.u8.Step; | |
1230 | CurrentStatement->StorageWidth = sizeof (UINT8); | |
1231 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8; | |
1232 | break; | |
1233 | ||
1234 | case EFI_IFR_NUMERIC_SIZE_2: | |
1235 | CopyMem (&CurrentStatement->Minimum, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u16.MinValue, sizeof (UINT16)); | |
1236 | CopyMem (&CurrentStatement->Maximum, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u16.MaxValue, sizeof (UINT16)); | |
1237 | CopyMem (&CurrentStatement->Step, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u16.Step, sizeof (UINT16)); | |
1238 | CurrentStatement->StorageWidth = sizeof (UINT16); | |
1239 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_16; | |
1240 | break; | |
1241 | ||
1242 | case EFI_IFR_NUMERIC_SIZE_4: | |
1243 | CopyMem (&CurrentStatement->Minimum, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u32.MinValue, sizeof (UINT32)); | |
1244 | CopyMem (&CurrentStatement->Maximum, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u32.MaxValue, sizeof (UINT32)); | |
1245 | CopyMem (&CurrentStatement->Step, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u32.Step, sizeof (UINT32)); | |
1246 | CurrentStatement->StorageWidth = sizeof (UINT32); | |
1247 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_32; | |
1248 | break; | |
1249 | ||
1250 | case EFI_IFR_NUMERIC_SIZE_8: | |
1251 | CopyMem (&CurrentStatement->Minimum, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u64.MinValue, sizeof (UINT64)); | |
1252 | CopyMem (&CurrentStatement->Maximum, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u64.MaxValue, sizeof (UINT64)); | |
1253 | CopyMem (&CurrentStatement->Step, &((EFI_IFR_NUMERIC *) OpCodeData)->data.u64.Step, sizeof (UINT64)); | |
1254 | CurrentStatement->StorageWidth = sizeof (UINT64); | |
1255 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_64; | |
1256 | break; | |
1257 | ||
1258 | default: | |
1259 | break; | |
1260 | } | |
1261 | ||
1262 | InitializeRequestElement (FormSet, CurrentStatement); | |
1263 | ||
7936fb6a | 1264 | if ((Operand == EFI_IFR_ONE_OF_OP) && Scope != 0) { |
93e3992d | 1265 | SuppressForOption = TRUE; |
1266 | } | |
1267 | break; | |
1268 | ||
1269 | case EFI_IFR_ORDERED_LIST_OP: | |
1270 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1271 | ||
1272 | CurrentStatement->Flags = ((EFI_IFR_ORDERED_LIST *) OpCodeData)->Flags; | |
1273 | CurrentStatement->MaxContainers = ((EFI_IFR_ORDERED_LIST *) OpCodeData)->MaxContainers; | |
1274 | CurrentStatement->StorageWidth = (UINT16)(CurrentStatement->MaxContainers * sizeof (UINT8)); | |
1275 | InitializeRequestElement (FormSet, CurrentStatement); | |
1276 | ||
1277 | // | |
1278 | // No buffer type is defined in EFI_IFR_TYPE_VALUE, so a Configuration Driver | |
1279 | // has to use FormBrowser2.Callback() to retrieve the uncommited data for | |
1280 | // an interactive orderedlist (i.e. with EFI_IFR_FLAG_CALLBACK flag set). | |
1281 | // | |
1282 | CurrentStatement->HiiValue.Type = EFI_IFR_TYPE_OTHER; | |
1283 | CurrentStatement->BufferValue = AllocateZeroPool (CurrentStatement->StorageWidth); | |
1284 | ||
7936fb6a | 1285 | if (Scope != 0) { |
93e3992d | 1286 | SuppressForOption = TRUE; |
1287 | } | |
1288 | break; | |
1289 | ||
1290 | case EFI_IFR_CHECKBOX_OP: | |
1291 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1292 | ||
1293 | CurrentStatement->Flags = ((EFI_IFR_CHECKBOX *) OpCodeData)->Flags; | |
1294 | CurrentStatement->StorageWidth = sizeof (BOOLEAN); | |
1295 | CurrentStatement->HiiValue.Type = EFI_IFR_TYPE_BOOLEAN; | |
1296 | ||
1297 | InitializeRequestElement (FormSet, CurrentStatement); | |
f511d656 | 1298 | |
93e3992d | 1299 | break; |
1300 | ||
1301 | case EFI_IFR_STRING_OP: | |
1302 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1303 | ||
1304 | // | |
1305 | // MinSize is the minimum number of characters that can be accepted for this opcode, | |
1306 | // MaxSize is the maximum number of characters that can be accepted for this opcode. | |
1307 | // The characters are stored as Unicode, so the storage width should multiply 2. | |
1308 | // | |
1309 | CurrentStatement->Minimum = ((EFI_IFR_STRING *) OpCodeData)->MinSize; | |
1310 | CurrentStatement->Maximum = ((EFI_IFR_STRING *) OpCodeData)->MaxSize; | |
813acf3a | 1311 | CurrentStatement->StorageWidth = (UINT16)((UINTN) CurrentStatement->Maximum * sizeof (CHAR16)); |
93e3992d | 1312 | CurrentStatement->Flags = ((EFI_IFR_STRING *) OpCodeData)->Flags; |
1313 | ||
1314 | CurrentStatement->HiiValue.Type = EFI_IFR_TYPE_STRING; | |
813acf3a | 1315 | CurrentStatement->BufferValue = AllocateZeroPool (CurrentStatement->StorageWidth + sizeof (CHAR16)); |
93e3992d | 1316 | |
1317 | InitializeRequestElement (FormSet, CurrentStatement); | |
1318 | break; | |
1319 | ||
1320 | case EFI_IFR_PASSWORD_OP: | |
1321 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1322 | ||
1323 | // | |
1324 | // MinSize is the minimum number of characters that can be accepted for this opcode, | |
1325 | // MaxSize is the maximum number of characters that can be accepted for this opcode. | |
1326 | // The characters are stored as Unicode, so the storage width should multiply 2. | |
1327 | // | |
1328 | CopyMem (&CurrentStatement->Minimum, &((EFI_IFR_PASSWORD *) OpCodeData)->MinSize, sizeof (UINT16)); | |
1329 | CopyMem (&CurrentStatement->Maximum, &((EFI_IFR_PASSWORD *) OpCodeData)->MaxSize, sizeof (UINT16)); | |
813acf3a | 1330 | CurrentStatement->StorageWidth = (UINT16)((UINTN) CurrentStatement->Maximum * sizeof (CHAR16)); |
93e3992d | 1331 | |
1332 | CurrentStatement->HiiValue.Type = EFI_IFR_TYPE_STRING; | |
813acf3a | 1333 | CurrentStatement->BufferValue = AllocateZeroPool ((CurrentStatement->StorageWidth + sizeof (CHAR16))); |
93e3992d | 1334 | |
1335 | InitializeRequestElement (FormSet, CurrentStatement); | |
1336 | break; | |
1337 | ||
1338 | case EFI_IFR_DATE_OP: | |
1339 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1340 | ||
1341 | CurrentStatement->Flags = ((EFI_IFR_DATE *) OpCodeData)->Flags; | |
1342 | CurrentStatement->HiiValue.Type = EFI_IFR_TYPE_DATE; | |
1343 | ||
1344 | if ((CurrentStatement->Flags & EFI_QF_DATE_STORAGE) == QF_DATE_STORAGE_NORMAL) { | |
1345 | CurrentStatement->StorageWidth = sizeof (EFI_HII_DATE); | |
1346 | ||
1347 | InitializeRequestElement (FormSet, CurrentStatement); | |
1348 | } else { | |
1349 | // | |
1350 | // Don't assign storage for RTC type of date/time | |
1351 | // | |
1352 | CurrentStatement->Storage = NULL; | |
1353 | CurrentStatement->StorageWidth = 0; | |
1354 | } | |
1355 | break; | |
1356 | ||
1357 | case EFI_IFR_TIME_OP: | |
1358 | CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm); | |
1359 | ||
1360 | CurrentStatement->Flags = ((EFI_IFR_TIME *) OpCodeData)->Flags; | |
1361 | CurrentStatement->HiiValue.Type = EFI_IFR_TYPE_TIME; | |
1362 | ||
1363 | if ((CurrentStatement->Flags & QF_TIME_STORAGE) == QF_TIME_STORAGE_NORMAL) { | |
1364 | CurrentStatement->StorageWidth = sizeof (EFI_IFR_TIME); | |
1365 | ||
1366 | InitializeRequestElement (FormSet, CurrentStatement); | |
1367 | } else { | |
1368 | // | |
1369 | // Don't assign storage for RTC type of date/time | |
1370 | // | |
1371 | CurrentStatement->Storage = NULL; | |
1372 | CurrentStatement->StorageWidth = 0; | |
1373 | } | |
1374 | break; | |
1375 | ||
1376 | // | |
1377 | // Default | |
1378 | // | |
1379 | case EFI_IFR_DEFAULT_OP: | |
1380 | // | |
1381 | // EFI_IFR_DEFAULT appear in scope of a Question, | |
1382 | // It creates a default value for the current question. | |
1383 | // A Question may have more than one Default value which have different default types. | |
1384 | // | |
1385 | CurrentDefault = AllocateZeroPool (sizeof (QUESTION_DEFAULT)); | |
1386 | CurrentDefault->Signature = QUESTION_DEFAULT_SIGNATURE; | |
1387 | ||
1388 | CurrentDefault->Value.Type = ((EFI_IFR_DEFAULT *) OpCodeData)->Type; | |
1389 | CopyMem (&CurrentDefault->DefaultId, &((EFI_IFR_DEFAULT *) OpCodeData)->DefaultId, sizeof (UINT16)); | |
1390 | CopyMem (&CurrentDefault->Value.Value, &((EFI_IFR_DEFAULT *) OpCodeData)->Value, sizeof (EFI_IFR_TYPE_VALUE)); | |
1391 | ExtendValueToU64 (&CurrentDefault->Value); | |
1392 | ||
1393 | // | |
1394 | // Insert to Default Value list of current Question | |
1395 | // | |
1396 | InsertTailList (&CurrentStatement->DefaultListHead, &CurrentDefault->Link); | |
1397 | ||
7936fb6a | 1398 | if (Scope != 0) { |
93e3992d | 1399 | InScopeDefault = TRUE; |
1400 | } | |
1401 | break; | |
1402 | ||
1403 | // | |
1404 | // Option | |
1405 | // | |
1406 | case EFI_IFR_ONE_OF_OPTION_OP: | |
1407 | // | |
1408 | // EFI_IFR_ONE_OF_OPTION appear in scope of a Question. | |
1409 | // It create a selection for use in current Question. | |
1410 | // | |
1411 | CurrentOption = AllocateZeroPool (sizeof (QUESTION_OPTION)); | |
1412 | CurrentOption->Signature = QUESTION_OPTION_SIGNATURE; | |
1413 | ||
1414 | CurrentOption->Flags = ((EFI_IFR_ONE_OF_OPTION *) OpCodeData)->Flags; | |
1415 | CurrentOption->Value.Type = ((EFI_IFR_ONE_OF_OPTION *) OpCodeData)->Type; | |
1416 | CopyMem (&CurrentOption->Text, &((EFI_IFR_ONE_OF_OPTION *) OpCodeData)->Option, sizeof (EFI_STRING_ID)); | |
1417 | CopyMem (&CurrentOption->Value.Value, &((EFI_IFR_ONE_OF_OPTION *) OpCodeData)->Value, sizeof (EFI_IFR_TYPE_VALUE)); | |
1418 | ExtendValueToU64 (&CurrentOption->Value); | |
1419 | ||
1420 | if (InScopeOptionSuppress) { | |
1421 | CurrentOption->SuppressExpression = OptionSuppressExpression; | |
1422 | } | |
1423 | ||
1424 | // | |
1425 | // Insert to Option list of current Question | |
1426 | // | |
1427 | InsertTailList (&CurrentStatement->OptionListHead, &CurrentOption->Link); | |
1428 | break; | |
1429 | ||
1430 | // | |
1431 | // Conditional | |
1432 | // | |
1433 | case EFI_IFR_NO_SUBMIT_IF_OP: | |
1434 | case EFI_IFR_INCONSISTENT_IF_OP: | |
1435 | // | |
1436 | // Create an Expression node | |
1437 | // | |
1438 | CurrentExpression = CreateExpression (CurrentForm); | |
1439 | CopyMem (&CurrentExpression->Error, &((EFI_IFR_INCONSISTENT_IF *) OpCodeData)->Error, sizeof (EFI_STRING_ID)); | |
1440 | ||
1441 | if (Operand == EFI_IFR_NO_SUBMIT_IF_OP) { | |
1442 | CurrentExpression->Type = EFI_HII_EXPRESSION_NO_SUBMIT_IF; | |
1443 | InsertTailList (&CurrentStatement->NoSubmitListHead, &CurrentExpression->Link); | |
1444 | } else { | |
1445 | CurrentExpression->Type = EFI_HII_EXPRESSION_INCONSISTENT_IF; | |
1446 | InsertTailList (&CurrentStatement->InconsistentListHead, &CurrentExpression->Link); | |
1447 | } | |
1448 | break; | |
1449 | ||
1450 | case EFI_IFR_SUPPRESS_IF_OP: | |
1451 | // | |
1452 | // Question and Option will appear in scope of this OpCode | |
1453 | // | |
1454 | CurrentExpression = CreateExpression (CurrentForm); | |
1455 | CurrentExpression->Type = EFI_HII_EXPRESSION_SUPPRESS_IF; | |
1456 | InsertTailList (&CurrentForm->ExpressionListHead, &CurrentExpression->Link); | |
1457 | ||
1458 | if (SuppressForOption) { | |
1459 | InScopeOptionSuppress = TRUE; | |
1460 | OptionSuppressExpression = CurrentExpression; | |
1461 | } else { | |
1462 | mInScopeSuppress = TRUE; | |
1463 | mSuppressExpression = CurrentExpression; | |
1464 | } | |
1465 | break; | |
1466 | ||
1467 | case EFI_IFR_GRAY_OUT_IF_OP: | |
1468 | // | |
1469 | // Questions will appear in scope of this OpCode | |
1470 | // | |
1471 | CurrentExpression = CreateExpression (CurrentForm); | |
1472 | CurrentExpression->Type = EFI_HII_EXPRESSION_GRAY_OUT_IF; | |
1473 | InsertTailList (&CurrentForm->ExpressionListHead, &CurrentExpression->Link); | |
1474 | ||
1475 | mInScopeGrayOut = TRUE; | |
1476 | mGrayOutExpression = CurrentExpression; | |
1477 | break; | |
1478 | ||
1479 | case EFI_IFR_DISABLE_IF_OP: | |
1480 | // | |
1481 | // The DisableIf expression should only rely on constant, so it could be | |
1482 | // evaluated at initialization and it will not be queued | |
1483 | // | |
1484 | CurrentExpression = AllocateZeroPool (sizeof (FORM_EXPRESSION)); | |
1485 | CurrentExpression->Signature = FORM_EXPRESSION_SIGNATURE; | |
1486 | CurrentExpression->Type = EFI_HII_EXPRESSION_DISABLE_IF; | |
1487 | InitializeListHead (&CurrentExpression->OpCodeListHead); | |
1488 | ||
1489 | InScopeDisable = TRUE; | |
1490 | OpCodeDisabled = FALSE; | |
1491 | ||
1492 | // | |
1493 | // Take a look at next OpCode to see whether current expression consists | |
1494 | // of single OpCode | |
1495 | // | |
1496 | if (((EFI_IFR_OP_HEADER *) (OpCodeData + OpCodeLength))->Scope == 0) { | |
1497 | SingleOpCodeExpression = TRUE; | |
1498 | } | |
1499 | break; | |
1500 | ||
1501 | // | |
1502 | // Expression | |
1503 | // | |
1504 | case EFI_IFR_VALUE_OP: | |
1505 | CurrentExpression = CreateExpression (CurrentForm); | |
1506 | CurrentExpression->Type = EFI_HII_EXPRESSION_VALUE; | |
1507 | InsertTailList (&CurrentForm->ExpressionListHead, &CurrentExpression->Link); | |
1508 | ||
1509 | if (InScopeDefault) { | |
1510 | // | |
1511 | // Used for default (EFI_IFR_DEFAULT) | |
1512 | // | |
1513 | CurrentDefault->ValueExpression = CurrentExpression; | |
1514 | } else { | |
1515 | // | |
1516 | // If used for a question, then the question will be read-only | |
1517 | // | |
1518 | CurrentStatement->ValueExpression = CurrentExpression; | |
1519 | } | |
1520 | break; | |
1521 | ||
1522 | case EFI_IFR_RULE_OP: | |
1523 | CurrentExpression = CreateExpression (CurrentForm); | |
1524 | CurrentExpression->Type = EFI_HII_EXPRESSION_RULE; | |
1525 | ||
1526 | CurrentExpression->RuleId = ((EFI_IFR_RULE *) OpCodeData)->RuleId; | |
1527 | InsertTailList (&CurrentForm->ExpressionListHead, &CurrentExpression->Link); | |
1528 | break; | |
1529 | ||
1530 | // | |
1531 | // Image | |
1532 | // | |
1533 | case EFI_IFR_IMAGE_OP: | |
1534 | // | |
1535 | // Get ScopeOpcode from top of stack | |
1536 | // | |
1537 | PopScope (&ScopeOpCode); | |
1538 | PushScope (ScopeOpCode); | |
1539 | ||
1540 | switch (ScopeOpCode) { | |
1541 | case EFI_IFR_FORM_SET_OP: | |
1542 | ImageId = &FormSet->ImageId; | |
1543 | break; | |
1544 | ||
1545 | case EFI_IFR_FORM_OP: | |
1546 | ImageId = &CurrentForm->ImageId; | |
1547 | break; | |
1548 | ||
1549 | case EFI_IFR_ONE_OF_OPTION_OP: | |
1550 | ImageId = &CurrentOption->ImageId; | |
1551 | break; | |
1552 | ||
1553 | default: | |
1554 | ImageId = &CurrentStatement->ImageId; | |
1555 | break; | |
1556 | } | |
1557 | ||
1558 | CopyMem (ImageId, &((EFI_IFR_IMAGE *) OpCodeData)->Id, sizeof (EFI_IMAGE_ID)); | |
1559 | break; | |
1560 | ||
1561 | // | |
1562 | // Refresh | |
1563 | // | |
1564 | case EFI_IFR_REFRESH_OP: | |
1565 | CurrentStatement->RefreshInterval = ((EFI_IFR_REFRESH *) OpCodeData)->RefreshInterval; | |
1566 | break; | |
1567 | ||
1568 | // | |
1569 | // Vendor specific | |
1570 | // | |
1571 | case EFI_IFR_GUID_OP: | |
1572 | if (CompareGuid (&gTianoHiiIfrGuid, (EFI_GUID *)(OpCodeData + sizeof (EFI_IFR_OP_HEADER)))) { | |
1573 | // | |
1574 | // Tiano specific GUIDed opcodes | |
1575 | // | |
1576 | switch (((EFI_IFR_GUID_LABEL *) OpCodeData)->ExtendOpCode) { | |
1577 | case EFI_IFR_EXTEND_OP_LABEL: | |
1578 | // | |
1579 | // just ignore label | |
1580 | // | |
1581 | break; | |
1582 | ||
1583 | case EFI_IFR_EXTEND_OP_BANNER: | |
1584 | if (FormSet->SubClass == EFI_FRONT_PAGE_SUBCLASS) { | |
1585 | CopyMem ( | |
1586 | &BannerData->Banner[((EFI_IFR_GUID_BANNER *) OpCodeData)->LineNumber][ | |
1587 | ((EFI_IFR_GUID_BANNER *) OpCodeData)->Alignment], | |
1588 | &((EFI_IFR_GUID_BANNER *) OpCodeData)->Title, | |
1589 | sizeof (EFI_STRING_ID) | |
1590 | ); | |
1591 | } | |
1592 | break; | |
1593 | ||
1594 | case EFI_IFR_EXTEND_OP_CLASS: | |
1595 | CopyMem (&FormSet->Class, &((EFI_IFR_GUID_CLASS *) OpCodeData)->Class, sizeof (UINT16)); | |
1596 | break; | |
1597 | ||
1598 | case EFI_IFR_EXTEND_OP_SUBCLASS: | |
1599 | CopyMem (&FormSet->SubClass, &((EFI_IFR_GUID_SUBCLASS *) OpCodeData)->SubClass, sizeof (UINT16)); | |
1600 | break; | |
1601 | ||
1602 | default: | |
1603 | break; | |
1604 | } | |
1605 | } | |
f511d656 | 1606 | |
93e3992d | 1607 | break; |
1608 | ||
1609 | // | |
1610 | // Scope End | |
1611 | // | |
1612 | case EFI_IFR_END_OP: | |
1613 | Status = PopScope (&ScopeOpCode); | |
1614 | if (EFI_ERROR (Status)) { | |
1615 | ResetScopeStack (); | |
1616 | return Status; | |
1617 | } | |
1618 | ||
1619 | switch (ScopeOpCode) { | |
1620 | case EFI_IFR_FORM_SET_OP: | |
1621 | // | |
1622 | // End of FormSet, update FormSet IFR binary length | |
1623 | // to stop parsing substantial OpCodes | |
1624 | // | |
1625 | FormSet->IfrBinaryLength = OpCodeOffset; | |
1626 | break; | |
1627 | ||
1628 | case EFI_IFR_FORM_OP: | |
1629 | // | |
1630 | // End of Form | |
1631 | // | |
1632 | CurrentForm = NULL; | |
1633 | break; | |
1634 | ||
1635 | case EFI_IFR_ONE_OF_OPTION_OP: | |
1636 | // | |
1637 | // End of Option | |
1638 | // | |
1639 | CurrentOption = NULL; | |
1640 | break; | |
1641 | ||
1642 | case EFI_IFR_SUBTITLE_OP: | |
1643 | mInScopeSubtitle = FALSE; | |
1644 | break; | |
1645 | ||
1646 | case EFI_IFR_NO_SUBMIT_IF_OP: | |
1647 | case EFI_IFR_INCONSISTENT_IF_OP: | |
1648 | // | |
1649 | // Ignore end of EFI_IFR_NO_SUBMIT_IF and EFI_IFR_INCONSISTENT_IF | |
1650 | // | |
1651 | break; | |
1652 | ||
1653 | case EFI_IFR_SUPPRESS_IF_OP: | |
1654 | if (SuppressForOption) { | |
1655 | InScopeOptionSuppress = FALSE; | |
1656 | } else { | |
1657 | mInScopeSuppress = FALSE; | |
1658 | } | |
1659 | break; | |
1660 | ||
1661 | case EFI_IFR_GRAY_OUT_IF_OP: | |
1662 | mInScopeGrayOut = FALSE; | |
1663 | break; | |
1664 | ||
1665 | case EFI_IFR_DISABLE_IF_OP: | |
1666 | InScopeDisable = FALSE; | |
1667 | OpCodeDisabled = FALSE; | |
1668 | break; | |
1669 | ||
1670 | case EFI_IFR_ONE_OF_OP: | |
1671 | case EFI_IFR_ORDERED_LIST_OP: | |
1672 | SuppressForOption = FALSE; | |
1673 | break; | |
1674 | ||
1675 | case EFI_IFR_DEFAULT_OP: | |
1676 | InScopeDefault = FALSE; | |
1677 | break; | |
1678 | ||
1679 | default: | |
1680 | if (IsExpressionOpCode (ScopeOpCode)) { | |
1681 | if (InScopeDisable) { | |
1682 | // | |
1683 | // Evaluate DisableIf expression | |
1684 | // | |
1685 | Status = EvaluateExpression (FormSet, CurrentForm, CurrentExpression); | |
1686 | if (EFI_ERROR (Status)) { | |
1687 | return Status; | |
1688 | } | |
1689 | if (CurrentExpression->Result.Type != EFI_IFR_TYPE_BOOLEAN) { | |
1690 | return EFI_INVALID_PARAMETER; | |
1691 | } | |
1692 | ||
1693 | OpCodeDisabled = CurrentExpression->Result.Value.b; | |
1694 | // | |
1695 | // DisableIf Expression is only used once and not quequed, free it | |
1696 | // | |
1697 | DestroyExpression (CurrentExpression); | |
1698 | } | |
1699 | ||
1700 | // | |
1701 | // End of current Expression | |
1702 | // | |
1703 | CurrentExpression = NULL; | |
1704 | } | |
1705 | break; | |
1706 | } | |
1707 | break; | |
1708 | ||
1709 | default: | |
1710 | break; | |
1711 | } | |
1712 | } | |
1713 | ||
1714 | return EFI_SUCCESS; | |
1715 | } |