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Commit | Line | Data |
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7936fb6a | 1 | /** @file\r |
2 | Utility functions for expression evaluation.\r | |
3 | \r | |
d1102dba | 4 | Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>\r |
9d510e61 | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
7936fb6a | 6 | \r |
7 | **/\r | |
8 | \r | |
7936fb6a | 9 | #include "Setup.h"\r |
10 | \r | |
11 | //\r | |
12 | // Global stack used to evaluate boolean expresions\r | |
13 | //\r | |
1436aea4 MK |
14 | EFI_HII_VALUE *mOpCodeScopeStack = NULL;\r |
15 | EFI_HII_VALUE *mOpCodeScopeStackEnd = NULL;\r | |
16 | EFI_HII_VALUE *mOpCodeScopeStackPointer = NULL;\r | |
7936fb6a | 17 | \r |
1436aea4 MK |
18 | EFI_HII_VALUE *mExpressionEvaluationStack = NULL;\r |
19 | EFI_HII_VALUE *mExpressionEvaluationStackEnd = NULL;\r | |
20 | EFI_HII_VALUE *mExpressionEvaluationStackPointer = NULL;\r | |
21 | UINTN mExpressionEvaluationStackOffset = 0;\r | |
2573712e | 22 | \r |
1436aea4 MK |
23 | EFI_HII_VALUE *mCurrentExpressionStack = NULL;\r |
24 | EFI_HII_VALUE *mCurrentExpressionEnd = NULL;\r | |
25 | EFI_HII_VALUE *mCurrentExpressionPointer = NULL;\r | |
2573712e | 26 | \r |
1436aea4 MK |
27 | EFI_HII_VALUE *mMapExpressionListStack = NULL;\r |
28 | EFI_HII_VALUE *mMapExpressionListEnd = NULL;\r | |
29 | EFI_HII_VALUE *mMapExpressionListPointer = NULL;\r | |
7936fb6a | 30 | \r |
1436aea4 MK |
31 | FORM_EXPRESSION **mFormExpressionStack = NULL;\r |
32 | FORM_EXPRESSION **mFormExpressionEnd = NULL;\r | |
33 | FORM_EXPRESSION **mFormExpressionPointer = NULL;\r | |
31585af4 | 34 | \r |
1436aea4 MK |
35 | FORM_EXPRESSION **mStatementExpressionStack = NULL;\r |
36 | FORM_EXPRESSION **mStatementExpressionEnd = NULL;\r | |
37 | FORM_EXPRESSION **mStatementExpressionPointer = NULL;\r | |
31585af4 | 38 | \r |
1436aea4 MK |
39 | FORM_EXPRESSION **mOptionExpressionStack = NULL;\r |
40 | FORM_EXPRESSION **mOptionExpressionEnd = NULL;\r | |
41 | FORM_EXPRESSION **mOptionExpressionPointer = NULL;\r | |
31585af4 | 42 | \r |
7936fb6a | 43 | //\r |
44 | // Unicode collation protocol interface\r | |
45 | //\r | |
1436aea4 MK |
46 | EFI_UNICODE_COLLATION_PROTOCOL *mUnicodeCollation = NULL;\r |
47 | EFI_USER_MANAGER_PROTOCOL *mUserManager = NULL;\r | |
7936fb6a | 48 | \r |
49 | /**\r | |
50 | Grow size of the stack.\r | |
51 | \r | |
52 | This is an internal function.\r | |
53 | \r | |
54 | @param Stack On input: old stack; On output: new stack\r | |
55 | @param StackPtr On input: old stack pointer; On output: new stack\r | |
56 | pointer\r | |
57 | @param StackEnd On input: old stack end; On output: new stack end\r | |
58 | \r | |
59 | @retval EFI_SUCCESS Grow stack success.\r | |
60 | @retval EFI_OUT_OF_RESOURCES No enough memory for stack space.\r | |
61 | \r | |
62 | **/\r | |
63 | EFI_STATUS\r | |
64 | GrowStack (\r | |
65 | IN OUT EFI_HII_VALUE **Stack,\r | |
66 | IN OUT EFI_HII_VALUE **StackPtr,\r | |
67 | IN OUT EFI_HII_VALUE **StackEnd\r | |
68 | )\r | |
69 | {\r | |
1436aea4 | 70 | UINTN Size;\r |
7936fb6a | 71 | EFI_HII_VALUE *NewStack;\r |
72 | \r | |
73 | Size = EXPRESSION_STACK_SIZE_INCREMENT;\r | |
74 | if (*StackPtr != NULL) {\r | |
75 | Size = Size + (*StackEnd - *Stack);\r | |
76 | }\r | |
77 | \r | |
78 | NewStack = AllocatePool (Size * sizeof (EFI_HII_VALUE));\r | |
79 | if (NewStack == NULL) {\r | |
80 | return EFI_OUT_OF_RESOURCES;\r | |
81 | }\r | |
82 | \r | |
83 | if (*StackPtr != NULL) {\r | |
84 | //\r | |
85 | // Copy from Old Stack to the New Stack\r | |
86 | //\r | |
87 | CopyMem (\r | |
88 | NewStack,\r | |
89 | *Stack,\r | |
90 | (*StackEnd - *Stack) * sizeof (EFI_HII_VALUE)\r | |
91 | );\r | |
92 | \r | |
93 | //\r | |
94 | // Free The Old Stack\r | |
95 | //\r | |
f4113e1f | 96 | FreePool (*Stack);\r |
7936fb6a | 97 | }\r |
98 | \r | |
99 | //\r | |
100 | // Make the Stack pointer point to the old data in the new stack\r | |
101 | //\r | |
102 | *StackPtr = NewStack + (*StackPtr - *Stack);\r | |
103 | *Stack = NewStack;\r | |
104 | *StackEnd = NewStack + Size;\r | |
105 | \r | |
106 | return EFI_SUCCESS;\r | |
107 | }\r | |
108 | \r | |
7936fb6a | 109 | /**\r |
110 | Push an element onto the Boolean Stack.\r | |
111 | \r | |
112 | @param Stack On input: old stack; On output: new stack\r | |
113 | @param StackPtr On input: old stack pointer; On output: new stack\r | |
114 | pointer\r | |
115 | @param StackEnd On input: old stack end; On output: new stack end\r | |
116 | @param Data Data to push.\r | |
117 | \r | |
118 | @retval EFI_SUCCESS Push stack success.\r | |
119 | \r | |
120 | **/\r | |
121 | EFI_STATUS\r | |
122 | PushStack (\r | |
1436aea4 MK |
123 | IN OUT EFI_HII_VALUE **Stack,\r |
124 | IN OUT EFI_HII_VALUE **StackPtr,\r | |
125 | IN OUT EFI_HII_VALUE **StackEnd,\r | |
126 | IN EFI_HII_VALUE *Data\r | |
7936fb6a | 127 | )\r |
128 | {\r | |
129 | EFI_STATUS Status;\r | |
130 | \r | |
131 | //\r | |
132 | // Check for a stack overflow condition\r | |
133 | //\r | |
134 | if (*StackPtr >= *StackEnd) {\r | |
135 | //\r | |
136 | // Grow the stack\r | |
137 | //\r | |
138 | Status = GrowStack (Stack, StackPtr, StackEnd);\r | |
139 | if (EFI_ERROR (Status)) {\r | |
140 | return Status;\r | |
141 | }\r | |
142 | }\r | |
143 | \r | |
144 | //\r | |
145 | // Push the item onto the stack\r | |
146 | //\r | |
147 | CopyMem (*StackPtr, Data, sizeof (EFI_HII_VALUE));\r | |
901ba0e7 | 148 | if (Data->Type == EFI_IFR_TYPE_BUFFER) {\r |
1436aea4 | 149 | (*StackPtr)->Buffer = AllocateCopyPool (Data->BufferLen, Data->Buffer);\r |
901ba0e7 ED |
150 | ASSERT ((*StackPtr)->Buffer != NULL);\r |
151 | }\r | |
d1102dba | 152 | \r |
7936fb6a | 153 | *StackPtr = *StackPtr + 1;\r |
154 | \r | |
155 | return EFI_SUCCESS;\r | |
156 | }\r | |
157 | \r | |
7936fb6a | 158 | /**\r |
159 | Pop an element from the stack.\r | |
160 | \r | |
2573712e LG |
161 | @param Stack On input: old stack\r |
162 | @param StackPtr On input: old stack pointer; On output: new stack pointer\r | |
7936fb6a | 163 | @param Data Data to pop.\r |
164 | \r | |
165 | @retval EFI_SUCCESS The value was popped onto the stack.\r | |
166 | @retval EFI_ACCESS_DENIED The pop operation underflowed the stack\r | |
167 | \r | |
168 | **/\r | |
169 | EFI_STATUS\r | |
170 | PopStack (\r | |
1436aea4 MK |
171 | IN EFI_HII_VALUE *Stack,\r |
172 | IN OUT EFI_HII_VALUE **StackPtr,\r | |
173 | OUT EFI_HII_VALUE *Data\r | |
7936fb6a | 174 | )\r |
175 | {\r | |
176 | //\r | |
177 | // Check for a stack underflow condition\r | |
178 | //\r | |
2573712e | 179 | if (*StackPtr == Stack) {\r |
7936fb6a | 180 | return EFI_ACCESS_DENIED;\r |
181 | }\r | |
182 | \r | |
183 | //\r | |
184 | // Pop the item off the stack\r | |
185 | //\r | |
186 | *StackPtr = *StackPtr - 1;\r | |
187 | CopyMem (Data, *StackPtr, sizeof (EFI_HII_VALUE));\r | |
188 | return EFI_SUCCESS;\r | |
189 | }\r | |
190 | \r | |
2573712e LG |
191 | /**\r |
192 | Reset stack pointer to begin of the stack.\r | |
193 | \r | |
194 | **/\r | |
195 | VOID\r | |
196 | ResetCurrentExpressionStack (\r | |
197 | VOID\r | |
198 | )\r | |
199 | {\r | |
31585af4 ED |
200 | mCurrentExpressionPointer = mCurrentExpressionStack;\r |
201 | mFormExpressionPointer = mFormExpressionStack;\r | |
202 | mStatementExpressionPointer = mStatementExpressionStack;\r | |
d1102dba | 203 | mOptionExpressionPointer = mOptionExpressionStack;\r |
2573712e LG |
204 | }\r |
205 | \r | |
2573712e LG |
206 | /**\r |
207 | Push current expression onto the Stack\r | |
208 | \r | |
209 | @param Pointer Pointer to current expression.\r | |
210 | \r | |
211 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
212 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the stack.\r | |
213 | \r | |
214 | **/\r | |
215 | EFI_STATUS\r | |
216 | PushCurrentExpression (\r | |
217 | IN VOID *Pointer\r | |
218 | )\r | |
219 | {\r | |
220 | EFI_HII_VALUE Data;\r | |
221 | \r | |
1436aea4 MK |
222 | Data.Type = EFI_IFR_TYPE_NUM_SIZE_64;\r |
223 | Data.Value.u64 = (UINT64)(UINTN)Pointer;\r | |
2573712e LG |
224 | \r |
225 | return PushStack (\r | |
1436aea4 MK |
226 | &mCurrentExpressionStack,\r |
227 | &mCurrentExpressionPointer,\r | |
228 | &mCurrentExpressionEnd,\r | |
229 | &Data\r | |
230 | );\r | |
2573712e LG |
231 | }\r |
232 | \r | |
2573712e LG |
233 | /**\r |
234 | Pop current expression from the Stack\r | |
235 | \r | |
236 | @param Pointer Pointer to current expression to be pop.\r | |
237 | \r | |
238 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
239 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the stack.\r | |
240 | \r | |
241 | **/\r | |
242 | EFI_STATUS\r | |
243 | PopCurrentExpression (\r | |
1436aea4 | 244 | OUT VOID **Pointer\r |
2573712e LG |
245 | )\r |
246 | {\r | |
247 | EFI_STATUS Status;\r | |
248 | EFI_HII_VALUE Data;\r | |
249 | \r | |
250 | Status = PopStack (\r | |
1436aea4 MK |
251 | mCurrentExpressionStack,\r |
252 | &mCurrentExpressionPointer,\r | |
253 | &Data\r | |
254 | );\r | |
2573712e | 255 | \r |
1436aea4 | 256 | *Pointer = (VOID *)(UINTN)Data.Value.u64;\r |
2573712e LG |
257 | \r |
258 | return Status;\r | |
259 | }\r | |
260 | \r | |
261 | /**\r | |
262 | Reset stack pointer to begin of the stack.\r | |
263 | \r | |
264 | **/\r | |
265 | VOID\r | |
266 | ResetMapExpressionListStack (\r | |
267 | VOID\r | |
268 | )\r | |
269 | {\r | |
270 | mMapExpressionListPointer = mMapExpressionListStack;\r | |
271 | }\r | |
272 | \r | |
31585af4 ED |
273 | /**\r |
274 | Grow size of the stack.\r | |
275 | \r | |
276 | This is an internal function.\r | |
277 | \r | |
278 | @param Stack On input: old stack; On output: new stack\r | |
279 | @param StackPtr On input: old stack pointer; On output: new stack\r | |
280 | pointer\r | |
281 | @param StackEnd On input: old stack end; On output: new stack end\r | |
282 | @param MemberSize The stack member size.\r | |
d1102dba | 283 | \r |
31585af4 ED |
284 | @retval EFI_SUCCESS Grow stack success.\r |
285 | @retval EFI_OUT_OF_RESOURCES No enough memory for stack space.\r | |
286 | \r | |
287 | **/\r | |
288 | EFI_STATUS\r | |
289 | GrowConditionalStack (\r | |
1436aea4 MK |
290 | IN OUT FORM_EXPRESSION ***Stack,\r |
291 | IN OUT FORM_EXPRESSION ***StackPtr,\r | |
292 | IN OUT FORM_EXPRESSION ***StackEnd,\r | |
293 | IN UINTN MemberSize\r | |
31585af4 ED |
294 | )\r |
295 | {\r | |
1436aea4 MK |
296 | UINTN Size;\r |
297 | FORM_EXPRESSION **NewStack;\r | |
31585af4 ED |
298 | \r |
299 | Size = EXPRESSION_STACK_SIZE_INCREMENT;\r | |
300 | if (*StackPtr != NULL) {\r | |
301 | Size = Size + (*StackEnd - *Stack);\r | |
302 | }\r | |
303 | \r | |
304 | NewStack = AllocatePool (Size * MemberSize);\r | |
305 | if (NewStack == NULL) {\r | |
306 | return EFI_OUT_OF_RESOURCES;\r | |
307 | }\r | |
308 | \r | |
309 | if (*StackPtr != NULL) {\r | |
310 | //\r | |
311 | // Copy from Old Stack to the New Stack\r | |
312 | //\r | |
313 | CopyMem (\r | |
314 | NewStack,\r | |
315 | *Stack,\r | |
316 | (*StackEnd - *Stack) * MemberSize\r | |
317 | );\r | |
318 | \r | |
319 | //\r | |
320 | // Free The Old Stack\r | |
321 | //\r | |
322 | FreePool (*Stack);\r | |
323 | }\r | |
324 | \r | |
325 | //\r | |
326 | // Make the Stack pointer point to the old data in the new stack\r | |
327 | //\r | |
328 | *StackPtr = NewStack + (*StackPtr - *Stack);\r | |
329 | *Stack = NewStack;\r | |
330 | *StackEnd = NewStack + Size;\r | |
331 | \r | |
332 | return EFI_SUCCESS;\r | |
333 | }\r | |
334 | \r | |
335 | /**\r | |
336 | Push an element onto the Stack.\r | |
337 | \r | |
338 | @param Stack On input: old stack; On output: new stack\r | |
339 | @param StackPtr On input: old stack pointer; On output: new stack\r | |
340 | pointer\r | |
341 | @param StackEnd On input: old stack end; On output: new stack end\r | |
342 | @param Data Data to push.\r | |
343 | \r | |
344 | @retval EFI_SUCCESS Push stack success.\r | |
345 | \r | |
346 | **/\r | |
347 | EFI_STATUS\r | |
348 | PushConditionalStack (\r | |
1436aea4 MK |
349 | IN OUT FORM_EXPRESSION ***Stack,\r |
350 | IN OUT FORM_EXPRESSION ***StackPtr,\r | |
351 | IN OUT FORM_EXPRESSION ***StackEnd,\r | |
352 | IN FORM_EXPRESSION **Data\r | |
31585af4 ED |
353 | )\r |
354 | {\r | |
355 | EFI_STATUS Status;\r | |
356 | \r | |
357 | //\r | |
358 | // Check for a stack overflow condition\r | |
359 | //\r | |
360 | if (*StackPtr >= *StackEnd) {\r | |
361 | //\r | |
362 | // Grow the stack\r | |
363 | //\r | |
364 | Status = GrowConditionalStack (Stack, StackPtr, StackEnd, sizeof (FORM_EXPRESSION *));\r | |
365 | if (EFI_ERROR (Status)) {\r | |
366 | return Status;\r | |
367 | }\r | |
368 | }\r | |
369 | \r | |
370 | //\r | |
371 | // Push the item onto the stack\r | |
372 | //\r | |
d1102dba | 373 | CopyMem (*StackPtr, Data, sizeof (FORM_EXPRESSION *));\r |
31585af4 ED |
374 | *StackPtr = *StackPtr + 1;\r |
375 | \r | |
376 | return EFI_SUCCESS;\r | |
31585af4 ED |
377 | }\r |
378 | \r | |
379 | /**\r | |
380 | Pop an element from the stack.\r | |
381 | \r | |
382 | @param Stack On input: old stack\r | |
383 | @param StackPtr On input: old stack pointer; On output: new stack pointer\r | |
384 | @param Data Data to pop.\r | |
385 | \r | |
386 | @retval EFI_SUCCESS The value was popped onto the stack.\r | |
387 | @retval EFI_ACCESS_DENIED The pop operation underflowed the stack\r | |
388 | \r | |
389 | **/\r | |
390 | EFI_STATUS\r | |
391 | PopConditionalStack (\r | |
1436aea4 MK |
392 | IN FORM_EXPRESSION **Stack,\r |
393 | IN OUT FORM_EXPRESSION ***StackPtr,\r | |
394 | OUT FORM_EXPRESSION **Data\r | |
31585af4 ED |
395 | )\r |
396 | {\r | |
397 | //\r | |
398 | // Check for a stack underflow condition\r | |
399 | //\r | |
400 | if (*StackPtr == Stack) {\r | |
401 | return EFI_ACCESS_DENIED;\r | |
402 | }\r | |
403 | \r | |
404 | //\r | |
405 | // Pop the item off the stack\r | |
406 | //\r | |
407 | *StackPtr = *StackPtr - 1;\r | |
408 | CopyMem (Data, *StackPtr, sizeof (FORM_EXPRESSION *));\r | |
409 | return EFI_SUCCESS;\r | |
31585af4 ED |
410 | }\r |
411 | \r | |
412 | /**\r | |
413 | Get the expression list count.\r | |
d1102dba LG |
414 | \r |
415 | @param Level Which type this expression belong to. Form,\r | |
31585af4 ED |
416 | statement or option?\r |
417 | \r | |
418 | @retval >=0 The expression count\r | |
419 | @retval -1 Input parameter error.\r | |
420 | \r | |
421 | **/\r | |
d1102dba | 422 | INTN\r |
31585af4 | 423 | GetConditionalExpressionCount (\r |
1436aea4 | 424 | IN EXPRESS_LEVEL Level\r |
31585af4 ED |
425 | )\r |
426 | {\r | |
427 | switch (Level) {\r | |
428 | case ExpressForm:\r | |
429 | return mFormExpressionPointer - mFormExpressionStack;\r | |
430 | case ExpressStatement:\r | |
431 | return mStatementExpressionPointer - mStatementExpressionStack;\r | |
432 | case ExpressOption:\r | |
433 | return mOptionExpressionPointer - mOptionExpressionStack;\r | |
434 | default:\r | |
435 | ASSERT (FALSE);\r | |
436 | return -1;\r | |
d1102dba | 437 | }\r |
31585af4 ED |
438 | }\r |
439 | \r | |
440 | /**\r | |
441 | Get the expression Buffer pointer.\r | |
d1102dba LG |
442 | \r |
443 | @param Level Which type this expression belong to. Form,\r | |
31585af4 ED |
444 | statement or option?\r |
445 | \r | |
446 | @retval The start pointer of the expression buffer or NULL.\r | |
447 | \r | |
448 | **/\r | |
449 | FORM_EXPRESSION **\r | |
450 | GetConditionalExpressionList (\r | |
1436aea4 | 451 | IN EXPRESS_LEVEL Level\r |
31585af4 ED |
452 | )\r |
453 | {\r | |
454 | switch (Level) {\r | |
455 | case ExpressForm:\r | |
456 | return mFormExpressionStack;\r | |
457 | case ExpressStatement:\r | |
458 | return mStatementExpressionStack;\r | |
459 | case ExpressOption:\r | |
460 | return mOptionExpressionStack;\r | |
461 | default:\r | |
462 | ASSERT (FALSE);\r | |
463 | return NULL;\r | |
d1102dba | 464 | }\r |
31585af4 ED |
465 | }\r |
466 | \r | |
31585af4 ED |
467 | /**\r |
468 | Push the expression options onto the Stack.\r | |
469 | \r | |
470 | @param Pointer Pointer to the current expression.\r | |
d1102dba | 471 | @param Level Which type this expression belong to. Form,\r |
31585af4 ED |
472 | statement or option?\r |
473 | \r | |
474 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
475 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the stack.\r | |
476 | \r | |
477 | **/\r | |
478 | EFI_STATUS\r | |
479 | PushConditionalExpression (\r | |
1436aea4 MK |
480 | IN FORM_EXPRESSION *Pointer,\r |
481 | IN EXPRESS_LEVEL Level\r | |
31585af4 ED |
482 | )\r |
483 | {\r | |
484 | switch (Level) {\r | |
485 | case ExpressForm:\r | |
486 | return PushConditionalStack (\r | |
1436aea4 MK |
487 | &mFormExpressionStack,\r |
488 | &mFormExpressionPointer,\r | |
489 | &mFormExpressionEnd,\r | |
490 | &Pointer\r | |
491 | );\r | |
31585af4 ED |
492 | case ExpressStatement:\r |
493 | return PushConditionalStack (\r | |
1436aea4 MK |
494 | &mStatementExpressionStack,\r |
495 | &mStatementExpressionPointer,\r | |
496 | &mStatementExpressionEnd,\r | |
497 | &Pointer\r | |
498 | );\r | |
31585af4 ED |
499 | case ExpressOption:\r |
500 | return PushConditionalStack (\r | |
1436aea4 MK |
501 | &mOptionExpressionStack,\r |
502 | &mOptionExpressionPointer,\r | |
503 | &mOptionExpressionEnd,\r | |
504 | &Pointer\r | |
505 | );\r | |
31585af4 ED |
506 | default:\r |
507 | ASSERT (FALSE);\r | |
508 | return EFI_INVALID_PARAMETER;\r | |
509 | }\r | |
510 | }\r | |
511 | \r | |
512 | /**\r | |
513 | Pop the expression options from the Stack\r | |
514 | \r | |
d1102dba | 515 | @param Level Which type this expression belong to. Form,\r |
31585af4 ED |
516 | statement or option?\r |
517 | \r | |
518 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
519 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the stack.\r | |
520 | \r | |
521 | **/\r | |
522 | EFI_STATUS\r | |
523 | PopConditionalExpression (\r | |
1436aea4 | 524 | IN EXPRESS_LEVEL Level\r |
31585af4 ED |
525 | )\r |
526 | {\r | |
1436aea4 | 527 | FORM_EXPRESSION *Pointer;\r |
31585af4 ED |
528 | \r |
529 | switch (Level) {\r | |
530 | case ExpressForm:\r | |
531 | return PopConditionalStack (\r | |
1436aea4 MK |
532 | mFormExpressionStack,\r |
533 | &mFormExpressionPointer,\r | |
534 | &Pointer\r | |
535 | );\r | |
31585af4 ED |
536 | \r |
537 | case ExpressStatement:\r | |
538 | return PopConditionalStack (\r | |
1436aea4 MK |
539 | mStatementExpressionStack,\r |
540 | &mStatementExpressionPointer,\r | |
541 | &Pointer\r | |
542 | );\r | |
31585af4 ED |
543 | \r |
544 | case ExpressOption:\r | |
545 | return PopConditionalStack (\r | |
1436aea4 MK |
546 | mOptionExpressionStack,\r |
547 | &mOptionExpressionPointer,\r | |
548 | &Pointer\r | |
549 | );\r | |
31585af4 ED |
550 | \r |
551 | default:\r | |
552 | ASSERT (FALSE);\r | |
553 | return EFI_INVALID_PARAMETER;\r | |
554 | }\r | |
555 | }\r | |
556 | \r | |
2573712e LG |
557 | /**\r |
558 | Push the list of map expression onto the Stack\r | |
559 | \r | |
560 | @param Pointer Pointer to the list of map expression to be pushed.\r | |
561 | \r | |
562 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
563 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the stack.\r | |
564 | \r | |
565 | **/\r | |
566 | EFI_STATUS\r | |
567 | PushMapExpressionList (\r | |
568 | IN VOID *Pointer\r | |
569 | )\r | |
570 | {\r | |
571 | EFI_HII_VALUE Data;\r | |
572 | \r | |
1436aea4 MK |
573 | Data.Type = EFI_IFR_TYPE_NUM_SIZE_64;\r |
574 | Data.Value.u64 = (UINT64)(UINTN)Pointer;\r | |
2573712e LG |
575 | \r |
576 | return PushStack (\r | |
1436aea4 MK |
577 | &mMapExpressionListStack,\r |
578 | &mMapExpressionListPointer,\r | |
579 | &mMapExpressionListEnd,\r | |
580 | &Data\r | |
581 | );\r | |
2573712e LG |
582 | }\r |
583 | \r | |
2573712e LG |
584 | /**\r |
585 | Pop the list of map expression from the Stack\r | |
586 | \r | |
587 | @param Pointer Pointer to the list of map expression to be pop.\r | |
588 | \r | |
589 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
590 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the stack.\r | |
591 | \r | |
592 | **/\r | |
593 | EFI_STATUS\r | |
594 | PopMapExpressionList (\r | |
1436aea4 | 595 | OUT VOID **Pointer\r |
2573712e LG |
596 | )\r |
597 | {\r | |
598 | EFI_STATUS Status;\r | |
599 | EFI_HII_VALUE Data;\r | |
600 | \r | |
601 | Status = PopStack (\r | |
1436aea4 MK |
602 | mMapExpressionListStack,\r |
603 | &mMapExpressionListPointer,\r | |
604 | &Data\r | |
605 | );\r | |
2573712e | 606 | \r |
1436aea4 | 607 | *Pointer = (VOID *)(UINTN)Data.Value.u64;\r |
2573712e LG |
608 | \r |
609 | return Status;\r | |
610 | }\r | |
611 | \r | |
7936fb6a | 612 | /**\r |
613 | Reset stack pointer to begin of the stack.\r | |
614 | \r | |
615 | **/\r | |
616 | VOID\r | |
617 | ResetScopeStack (\r | |
618 | VOID\r | |
619 | )\r | |
620 | {\r | |
621 | mOpCodeScopeStackPointer = mOpCodeScopeStack;\r | |
622 | }\r | |
623 | \r | |
7936fb6a | 624 | /**\r |
625 | Push an Operand onto the Stack\r | |
626 | \r | |
627 | @param Operand Operand to push.\r | |
628 | \r | |
629 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
630 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the\r | |
631 | stack.\r | |
632 | \r | |
633 | **/\r | |
634 | EFI_STATUS\r | |
635 | PushScope (\r | |
1436aea4 | 636 | IN UINT8 Operand\r |
7936fb6a | 637 | )\r |
638 | {\r | |
639 | EFI_HII_VALUE Data;\r | |
640 | \r | |
1436aea4 | 641 | Data.Type = EFI_IFR_TYPE_NUM_SIZE_8;\r |
7936fb6a | 642 | Data.Value.u8 = Operand;\r |
643 | \r | |
644 | return PushStack (\r | |
645 | &mOpCodeScopeStack,\r | |
646 | &mOpCodeScopeStackPointer,\r | |
647 | &mOpCodeScopeStackEnd,\r | |
648 | &Data\r | |
649 | );\r | |
650 | }\r | |
651 | \r | |
7936fb6a | 652 | /**\r |
653 | Pop an Operand from the Stack\r | |
654 | \r | |
655 | @param Operand Operand to pop.\r | |
656 | \r | |
657 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
658 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the\r | |
659 | stack.\r | |
660 | \r | |
661 | **/\r | |
662 | EFI_STATUS\r | |
663 | PopScope (\r | |
1436aea4 | 664 | OUT UINT8 *Operand\r |
7936fb6a | 665 | )\r |
666 | {\r | |
667 | EFI_STATUS Status;\r | |
668 | EFI_HII_VALUE Data;\r | |
669 | \r | |
670 | Status = PopStack (\r | |
2573712e | 671 | mOpCodeScopeStack,\r |
7936fb6a | 672 | &mOpCodeScopeStackPointer,\r |
7936fb6a | 673 | &Data\r |
674 | );\r | |
675 | \r | |
676 | *Operand = Data.Value.u8;\r | |
677 | \r | |
678 | return Status;\r | |
679 | }\r | |
680 | \r | |
7936fb6a | 681 | /**\r |
682 | Push an Expression value onto the Stack\r | |
683 | \r | |
684 | @param Value Expression value to push.\r | |
685 | \r | |
686 | @retval EFI_SUCCESS The value was pushed onto the stack.\r | |
687 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the\r | |
688 | stack.\r | |
689 | \r | |
690 | **/\r | |
691 | EFI_STATUS\r | |
692 | PushExpression (\r | |
693 | IN EFI_HII_VALUE *Value\r | |
694 | )\r | |
695 | {\r | |
696 | return PushStack (\r | |
697 | &mExpressionEvaluationStack,\r | |
698 | &mExpressionEvaluationStackPointer,\r | |
699 | &mExpressionEvaluationStackEnd,\r | |
700 | Value\r | |
701 | );\r | |
702 | }\r | |
703 | \r | |
7936fb6a | 704 | /**\r |
705 | Pop an Expression value from the stack.\r | |
706 | \r | |
707 | @param Value Expression value to pop.\r | |
708 | \r | |
709 | @retval EFI_SUCCESS The value was popped onto the stack.\r | |
710 | @retval EFI_ACCESS_DENIED The pop operation underflowed the stack\r | |
711 | \r | |
712 | **/\r | |
713 | EFI_STATUS\r | |
714 | PopExpression (\r | |
715 | OUT EFI_HII_VALUE *Value\r | |
716 | )\r | |
717 | {\r | |
718 | return PopStack (\r | |
2573712e | 719 | mExpressionEvaluationStack + mExpressionEvaluationStackOffset,\r |
7936fb6a | 720 | &mExpressionEvaluationStackPointer,\r |
7936fb6a | 721 | Value\r |
722 | );\r | |
723 | }\r | |
724 | \r | |
2573712e LG |
725 | /**\r |
726 | Get current stack offset from stack start.\r | |
727 | \r | |
728 | @return Stack offset to stack start.\r | |
729 | **/\r | |
730 | UINTN\r | |
731 | SaveExpressionEvaluationStackOffset (\r | |
f826516d | 732 | VOID\r |
2573712e LG |
733 | )\r |
734 | {\r | |
1436aea4 MK |
735 | UINTN TempStackOffset;\r |
736 | \r | |
737 | TempStackOffset = mExpressionEvaluationStackOffset;\r | |
2573712e LG |
738 | mExpressionEvaluationStackOffset = mExpressionEvaluationStackPointer - mExpressionEvaluationStack;\r |
739 | return TempStackOffset;\r | |
740 | }\r | |
741 | \r | |
742 | /**\r | |
743 | Restore stack offset based on input stack offset\r | |
744 | \r | |
745 | @param StackOffset Offset to stack start.\r | |
746 | \r | |
747 | **/\r | |
748 | VOID\r | |
749 | RestoreExpressionEvaluationStackOffset (\r | |
1436aea4 | 750 | UINTN StackOffset\r |
2573712e LG |
751 | )\r |
752 | {\r | |
753 | mExpressionEvaluationStackOffset = StackOffset;\r | |
754 | }\r | |
7936fb6a | 755 | \r |
756 | /**\r | |
757 | Get Form given its FormId.\r | |
758 | \r | |
759 | @param FormSet The formset which contains this form.\r | |
760 | @param FormId Id of this form.\r | |
761 | \r | |
762 | @retval Pointer The form.\r | |
763 | @retval NULL Specified Form is not found in the formset.\r | |
764 | \r | |
765 | **/\r | |
766 | FORM_BROWSER_FORM *\r | |
767 | IdToForm (\r | |
768 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
769 | IN UINT16 FormId\r | |
7c6c064c | 770 | )\r |
7936fb6a | 771 | {\r |
772 | LIST_ENTRY *Link;\r | |
773 | FORM_BROWSER_FORM *Form;\r | |
774 | \r | |
775 | Link = GetFirstNode (&FormSet->FormListHead);\r | |
776 | while (!IsNull (&FormSet->FormListHead, Link)) {\r | |
777 | Form = FORM_BROWSER_FORM_FROM_LINK (Link);\r | |
778 | \r | |
779 | if (Form->FormId == FormId) {\r | |
780 | return Form;\r | |
781 | }\r | |
782 | \r | |
783 | Link = GetNextNode (&FormSet->FormListHead, Link);\r | |
784 | }\r | |
785 | \r | |
786 | return NULL;\r | |
787 | }\r | |
788 | \r | |
7936fb6a | 789 | /**\r |
790 | Search a Question in Form scope using its QuestionId.\r | |
791 | \r | |
792 | @param Form The form which contains this Question.\r | |
793 | @param QuestionId Id of this Question.\r | |
794 | \r | |
795 | @retval Pointer The Question.\r | |
796 | @retval NULL Specified Question not found in the form.\r | |
797 | \r | |
798 | **/\r | |
799 | FORM_BROWSER_STATEMENT *\r | |
800 | IdToQuestion2 (\r | |
801 | IN FORM_BROWSER_FORM *Form,\r | |
802 | IN UINT16 QuestionId\r | |
803 | )\r | |
804 | {\r | |
805 | LIST_ENTRY *Link;\r | |
806 | FORM_BROWSER_STATEMENT *Question;\r | |
807 | \r | |
1436aea4 | 808 | if ((QuestionId == 0) || (Form == NULL)) {\r |
7936fb6a | 809 | //\r |
810 | // The value of zero is reserved\r | |
811 | //\r | |
812 | return NULL;\r | |
813 | }\r | |
814 | \r | |
815 | Link = GetFirstNode (&Form->StatementListHead);\r | |
816 | while (!IsNull (&Form->StatementListHead, Link)) {\r | |
817 | Question = FORM_BROWSER_STATEMENT_FROM_LINK (Link);\r | |
818 | \r | |
819 | if (Question->QuestionId == QuestionId) {\r | |
820 | return Question;\r | |
821 | }\r | |
822 | \r | |
823 | Link = GetNextNode (&Form->StatementListHead, Link);\r | |
824 | }\r | |
825 | \r | |
826 | return NULL;\r | |
827 | }\r | |
828 | \r | |
7936fb6a | 829 | /**\r |
830 | Search a Question in Formset scope using its QuestionId.\r | |
831 | \r | |
832 | @param FormSet The formset which contains this form.\r | |
833 | @param Form The form which contains this Question.\r | |
834 | @param QuestionId Id of this Question.\r | |
835 | \r | |
836 | @retval Pointer The Question.\r | |
837 | @retval NULL Specified Question not found in the form.\r | |
838 | \r | |
839 | **/\r | |
840 | FORM_BROWSER_STATEMENT *\r | |
841 | IdToQuestion (\r | |
842 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
843 | IN FORM_BROWSER_FORM *Form,\r | |
844 | IN UINT16 QuestionId\r | |
845 | )\r | |
846 | {\r | |
847 | LIST_ENTRY *Link;\r | |
848 | FORM_BROWSER_STATEMENT *Question;\r | |
849 | \r | |
850 | //\r | |
851 | // Search in the form scope first\r | |
852 | //\r | |
853 | Question = IdToQuestion2 (Form, QuestionId);\r | |
854 | if (Question != NULL) {\r | |
855 | return Question;\r | |
856 | }\r | |
857 | \r | |
858 | //\r | |
859 | // Search in the formset scope\r | |
860 | //\r | |
861 | Link = GetFirstNode (&FormSet->FormListHead);\r | |
862 | while (!IsNull (&FormSet->FormListHead, Link)) {\r | |
863 | Form = FORM_BROWSER_FORM_FROM_LINK (Link);\r | |
864 | \r | |
865 | Question = IdToQuestion2 (Form, QuestionId);\r | |
866 | if (Question != NULL) {\r | |
8d00a0f1 | 867 | //\r |
868 | // EFI variable storage may be updated by Callback() asynchronous,\r | |
869 | // to keep synchronous, always reload the Question Value.\r | |
870 | //\r | |
871 | if (Question->Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE) {\r | |
816a7110 | 872 | GetQuestionValue (FormSet, Form, Question, GetSetValueWithHiiDriver);\r |
8d00a0f1 | 873 | }\r |
874 | \r | |
7936fb6a | 875 | return Question;\r |
876 | }\r | |
877 | \r | |
878 | Link = GetNextNode (&FormSet->FormListHead, Link);\r | |
879 | }\r | |
880 | \r | |
881 | return NULL;\r | |
882 | }\r | |
883 | \r | |
7936fb6a | 884 | /**\r |
885 | Get Expression given its RuleId.\r | |
886 | \r | |
887 | @param Form The form which contains this Expression.\r | |
888 | @param RuleId Id of this Expression.\r | |
889 | \r | |
890 | @retval Pointer The Expression.\r | |
891 | @retval NULL Specified Expression not found in the form.\r | |
892 | \r | |
893 | **/\r | |
894 | FORM_EXPRESSION *\r | |
895 | RuleIdToExpression (\r | |
896 | IN FORM_BROWSER_FORM *Form,\r | |
897 | IN UINT8 RuleId\r | |
898 | )\r | |
899 | {\r | |
900 | LIST_ENTRY *Link;\r | |
901 | FORM_EXPRESSION *Expression;\r | |
902 | \r | |
903 | Link = GetFirstNode (&Form->ExpressionListHead);\r | |
904 | while (!IsNull (&Form->ExpressionListHead, Link)) {\r | |
905 | Expression = FORM_EXPRESSION_FROM_LINK (Link);\r | |
906 | \r | |
1436aea4 | 907 | if ((Expression->Type == EFI_HII_EXPRESSION_RULE) && (Expression->RuleId == RuleId)) {\r |
7936fb6a | 908 | return Expression;\r |
909 | }\r | |
910 | \r | |
911 | Link = GetNextNode (&Form->ExpressionListHead, Link);\r | |
912 | }\r | |
913 | \r | |
914 | return NULL;\r | |
915 | }\r | |
916 | \r | |
7936fb6a | 917 | /**\r |
918 | Locate the Unicode Collation Protocol interface for later use.\r | |
919 | \r | |
920 | @retval EFI_SUCCESS Protocol interface initialize success.\r | |
921 | @retval Other Protocol interface initialize failed.\r | |
922 | \r | |
923 | **/\r | |
924 | EFI_STATUS\r | |
925 | InitializeUnicodeCollationProtocol (\r | |
926 | VOID\r | |
927 | )\r | |
928 | {\r | |
929 | EFI_STATUS Status;\r | |
930 | \r | |
931 | if (mUnicodeCollation != NULL) {\r | |
932 | return EFI_SUCCESS;\r | |
933 | }\r | |
934 | \r | |
935 | //\r | |
936 | // BUGBUG: Proper impelmentation is to locate all Unicode Collation Protocol\r | |
937 | // instances first and then select one which support English language.\r | |
938 | // Current implementation just pick the first instance.\r | |
939 | //\r | |
940 | Status = gBS->LocateProtocol (\r | |
941 | &gEfiUnicodeCollation2ProtocolGuid,\r | |
942 | NULL,\r | |
1436aea4 | 943 | (VOID **)&mUnicodeCollation\r |
7936fb6a | 944 | );\r |
945 | return Status;\r | |
946 | }\r | |
947 | \r | |
948 | /**\r | |
949 | Convert the input Unicode character to upper.\r | |
950 | \r | |
951 | @param String Th Unicode character to be converted.\r | |
952 | \r | |
953 | **/\r | |
954 | VOID\r | |
955 | IfrStrToUpper (\r | |
1436aea4 | 956 | IN CHAR16 *String\r |
7936fb6a | 957 | )\r |
958 | {\r | |
959 | while (*String != 0) {\r | |
960 | if ((*String >= 'a') && (*String <= 'z')) {\r | |
1436aea4 | 961 | *String = (UINT16)((*String) & ((UINT16) ~0x20));\r |
7936fb6a | 962 | }\r |
1436aea4 | 963 | \r |
7936fb6a | 964 | String++;\r |
965 | }\r | |
966 | }\r | |
967 | \r | |
40578d09 ED |
968 | /**\r |
969 | Check whether this value type can be transfer to EFI_IFR_TYPE_BUFFER type.\r | |
970 | \r | |
d1102dba | 971 | EFI_IFR_TYPE_REF, EFI_IFR_TYPE_DATE and EFI_IFR_TYPE_TIME are converted to\r |
40578d09 ED |
972 | EFI_IFR_TYPE_BUFFER when do the value compare.\r |
973 | \r | |
974 | @param Value Expression value to compare on.\r | |
975 | \r | |
976 | @retval TRUE This value type can be transter to EFI_IFR_TYPE_BUFFER type.\r | |
977 | @retval FALSE This value type can't be transter to EFI_IFR_TYPE_BUFFER type.\r | |
978 | \r | |
979 | **/\r | |
980 | BOOLEAN\r | |
981 | IsTypeInBuffer (\r | |
1436aea4 | 982 | IN EFI_HII_VALUE *Value\r |
40578d09 ED |
983 | )\r |
984 | {\r | |
985 | switch (Value->Type) {\r | |
1436aea4 MK |
986 | case EFI_IFR_TYPE_BUFFER:\r |
987 | case EFI_IFR_TYPE_DATE:\r | |
988 | case EFI_IFR_TYPE_TIME:\r | |
989 | case EFI_IFR_TYPE_REF:\r | |
990 | return TRUE;\r | |
40578d09 | 991 | \r |
1436aea4 MK |
992 | default:\r |
993 | return FALSE;\r | |
40578d09 ED |
994 | }\r |
995 | }\r | |
996 | \r | |
997 | /**\r | |
998 | Check whether this value type can be transfer to EFI_IFR_TYPE_UINT64\r | |
999 | \r | |
1000 | @param Value Expression value to compare on.\r | |
1001 | \r | |
1002 | @retval TRUE This value type can be transter to EFI_IFR_TYPE_BUFFER type.\r | |
1003 | @retval FALSE This value type can't be transter to EFI_IFR_TYPE_BUFFER type.\r | |
1004 | \r | |
1005 | **/\r | |
1006 | BOOLEAN\r | |
1007 | IsTypeInUINT64 (\r | |
1436aea4 | 1008 | IN EFI_HII_VALUE *Value\r |
40578d09 ED |
1009 | )\r |
1010 | {\r | |
1011 | switch (Value->Type) {\r | |
1436aea4 MK |
1012 | case EFI_IFR_TYPE_NUM_SIZE_8:\r |
1013 | case EFI_IFR_TYPE_NUM_SIZE_16:\r | |
1014 | case EFI_IFR_TYPE_NUM_SIZE_32:\r | |
1015 | case EFI_IFR_TYPE_NUM_SIZE_64:\r | |
1016 | case EFI_IFR_TYPE_BOOLEAN:\r | |
1017 | return TRUE;\r | |
40578d09 | 1018 | \r |
1436aea4 MK |
1019 | default:\r |
1020 | return FALSE;\r | |
40578d09 ED |
1021 | }\r |
1022 | }\r | |
1023 | \r | |
1024 | /**\r | |
1025 | Return the buffer length for this value.\r | |
1026 | \r | |
d1102dba | 1027 | EFI_IFR_TYPE_REF, EFI_IFR_TYPE_DATE and EFI_IFR_TYPE_TIME are converted to\r |
40578d09 ED |
1028 | EFI_IFR_TYPE_BUFFER when do the value compare.\r |
1029 | \r | |
1030 | @param Value Expression value to compare on.\r | |
d1102dba | 1031 | \r |
40578d09 ED |
1032 | @retval BufLen Return the buffer length.\r |
1033 | \r | |
1034 | **/\r | |
1035 | UINT16\r | |
1036 | GetLengthForValue (\r | |
1436aea4 | 1037 | IN EFI_HII_VALUE *Value\r |
40578d09 ED |
1038 | )\r |
1039 | {\r | |
1040 | switch (Value->Type) {\r | |
1436aea4 MK |
1041 | case EFI_IFR_TYPE_BUFFER:\r |
1042 | return Value->BufferLen;\r | |
40578d09 | 1043 | \r |
1436aea4 MK |
1044 | case EFI_IFR_TYPE_DATE:\r |
1045 | return (UINT16)sizeof (EFI_HII_DATE);\r | |
40578d09 | 1046 | \r |
1436aea4 MK |
1047 | case EFI_IFR_TYPE_TIME:\r |
1048 | return (UINT16)sizeof (EFI_HII_TIME);\r | |
40578d09 | 1049 | \r |
1436aea4 MK |
1050 | case EFI_IFR_TYPE_REF:\r |
1051 | return (UINT16)sizeof (EFI_HII_REF);\r | |
40578d09 | 1052 | \r |
1436aea4 MK |
1053 | default:\r |
1054 | return 0;\r | |
40578d09 ED |
1055 | }\r |
1056 | }\r | |
1057 | \r | |
1058 | /**\r | |
1059 | Return the buffer pointer for this value.\r | |
1060 | \r | |
d1102dba | 1061 | EFI_IFR_TYPE_REF, EFI_IFR_TYPE_DATE and EFI_IFR_TYPE_TIME are converted to\r |
40578d09 ED |
1062 | EFI_IFR_TYPE_BUFFER when do the value compare.\r |
1063 | \r | |
1064 | @param Value Expression value to compare on.\r | |
1065 | \r | |
1066 | @retval Buf Return the buffer pointer.\r | |
1067 | \r | |
1068 | **/\r | |
1069 | UINT8 *\r | |
1070 | GetBufferForValue (\r | |
1436aea4 | 1071 | IN EFI_HII_VALUE *Value\r |
40578d09 ED |
1072 | )\r |
1073 | {\r | |
1074 | switch (Value->Type) {\r | |
1436aea4 MK |
1075 | case EFI_IFR_TYPE_BUFFER:\r |
1076 | return Value->Buffer;\r | |
40578d09 | 1077 | \r |
1436aea4 MK |
1078 | case EFI_IFR_TYPE_DATE:\r |
1079 | return (UINT8 *)(&Value->Value.date);\r | |
40578d09 | 1080 | \r |
1436aea4 MK |
1081 | case EFI_IFR_TYPE_TIME:\r |
1082 | return (UINT8 *)(&Value->Value.time);\r | |
40578d09 | 1083 | \r |
1436aea4 MK |
1084 | case EFI_IFR_TYPE_REF:\r |
1085 | return (UINT8 *)(&Value->Value.ref);\r | |
40578d09 | 1086 | \r |
1436aea4 MK |
1087 | default:\r |
1088 | return NULL;\r | |
40578d09 ED |
1089 | }\r |
1090 | }\r | |
7936fb6a | 1091 | \r |
1092 | /**\r | |
1093 | Evaluate opcode EFI_IFR_TO_STRING.\r | |
1094 | \r | |
1095 | @param FormSet Formset which contains this opcode.\r | |
1096 | @param Format String format in EFI_IFR_TO_STRING.\r | |
1097 | @param Result Evaluation result for this opcode.\r | |
1098 | \r | |
1099 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1100 | @retval Other Opcode evaluation failed.\r | |
1101 | \r | |
1102 | **/\r | |
1103 | EFI_STATUS\r | |
1104 | IfrToString (\r | |
1105 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1106 | IN UINT8 Format,\r | |
1107 | OUT EFI_HII_VALUE *Result\r | |
1108 | )\r | |
1109 | {\r | |
1110 | EFI_STATUS Status;\r | |
1111 | EFI_HII_VALUE Value;\r | |
1112 | CHAR16 *String;\r | |
1113 | CHAR16 *PrintFormat;\r | |
1114 | CHAR16 Buffer[MAXIMUM_VALUE_CHARACTERS];\r | |
901ba0e7 | 1115 | UINT8 *TmpBuf;\r |
40578d09 ED |
1116 | UINT8 *SrcBuf;\r |
1117 | UINTN SrcLen;\r | |
7936fb6a | 1118 | UINTN BufferSize;\r |
1119 | \r | |
1120 | Status = PopExpression (&Value);\r | |
1121 | if (EFI_ERROR (Status)) {\r | |
1122 | return Status;\r | |
1123 | }\r | |
1124 | \r | |
1125 | switch (Value.Type) {\r | |
1436aea4 MK |
1126 | case EFI_IFR_TYPE_NUM_SIZE_8:\r |
1127 | case EFI_IFR_TYPE_NUM_SIZE_16:\r | |
1128 | case EFI_IFR_TYPE_NUM_SIZE_32:\r | |
1129 | case EFI_IFR_TYPE_NUM_SIZE_64:\r | |
1130 | BufferSize = MAXIMUM_VALUE_CHARACTERS * sizeof (CHAR16);\r | |
1131 | switch (Format) {\r | |
1132 | case EFI_IFR_STRING_UNSIGNED_DEC:\r | |
1133 | case EFI_IFR_STRING_SIGNED_DEC:\r | |
1134 | PrintFormat = L"%ld";\r | |
1135 | break;\r | |
7936fb6a | 1136 | \r |
1436aea4 MK |
1137 | case EFI_IFR_STRING_LOWERCASE_HEX:\r |
1138 | PrintFormat = L"%lx";\r | |
1139 | break;\r | |
1140 | \r | |
1141 | case EFI_IFR_STRING_UPPERCASE_HEX:\r | |
1142 | PrintFormat = L"%lX";\r | |
1143 | break;\r | |
1144 | \r | |
1145 | default:\r | |
1146 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1147 | return EFI_SUCCESS;\r | |
1148 | }\r | |
7936fb6a | 1149 | \r |
1436aea4 MK |
1150 | UnicodeSPrint (Buffer, BufferSize, PrintFormat, Value.Value.u64);\r |
1151 | String = Buffer;\r | |
7936fb6a | 1152 | break;\r |
1153 | \r | |
1436aea4 MK |
1154 | case EFI_IFR_TYPE_STRING:\r |
1155 | CopyMem (Result, &Value, sizeof (EFI_HII_VALUE));\r | |
8f420676 | 1156 | return EFI_SUCCESS;\r |
7936fb6a | 1157 | \r |
1436aea4 MK |
1158 | case EFI_IFR_TYPE_BOOLEAN:\r |
1159 | String = (Value.Value.b) ? L"True" : L"False";\r | |
1160 | break;\r | |
7936fb6a | 1161 | \r |
1436aea4 MK |
1162 | case EFI_IFR_TYPE_BUFFER:\r |
1163 | case EFI_IFR_TYPE_DATE:\r | |
1164 | case EFI_IFR_TYPE_TIME:\r | |
1165 | case EFI_IFR_TYPE_REF:\r | |
1166 | //\r | |
1167 | // + 3 is base on the unicode format, the length may be odd number,\r | |
1168 | // so need 1 byte to align, also need 2 bytes for L'\0'.\r | |
1169 | //\r | |
1170 | if (Value.Type == EFI_IFR_TYPE_BUFFER) {\r | |
1171 | SrcLen = Value.BufferLen;\r | |
1172 | SrcBuf = Value.Buffer;\r | |
1173 | } else {\r | |
1174 | SrcBuf = GetBufferForValue (&Value);\r | |
1175 | SrcLen = GetLengthForValue (&Value);\r | |
1176 | }\r | |
d1102dba | 1177 | \r |
1436aea4 MK |
1178 | TmpBuf = AllocateZeroPool (SrcLen + 3);\r |
1179 | ASSERT (TmpBuf != NULL);\r | |
1180 | if (Format == EFI_IFR_STRING_ASCII) {\r | |
1181 | CopyMem (TmpBuf, SrcBuf, SrcLen);\r | |
1182 | PrintFormat = L"%a";\r | |
1183 | } else {\r | |
1184 | // Format == EFI_IFR_STRING_UNICODE\r | |
1185 | CopyMem (TmpBuf, SrcBuf, SrcLen * sizeof (CHAR16));\r | |
1186 | PrintFormat = L"%s";\r | |
1187 | }\r | |
40578d09 | 1188 | \r |
1436aea4 MK |
1189 | UnicodeSPrint (Buffer, sizeof (Buffer), PrintFormat, TmpBuf);\r |
1190 | String = Buffer;\r | |
1191 | FreePool (TmpBuf);\r | |
1192 | if (Value.Type == EFI_IFR_TYPE_BUFFER) {\r | |
1193 | FreePool (Value.Buffer);\r | |
1194 | }\r | |
d1102dba | 1195 | \r |
1436aea4 MK |
1196 | break;\r |
1197 | \r | |
1198 | default:\r | |
1199 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1200 | return EFI_SUCCESS;\r | |
7936fb6a | 1201 | }\r |
1202 | \r | |
1436aea4 | 1203 | Result->Type = EFI_IFR_TYPE_STRING;\r |
7936fb6a | 1204 | Result->Value.string = NewString (String, FormSet->HiiHandle);\r |
1205 | return EFI_SUCCESS;\r | |
1206 | }\r | |
1207 | \r | |
7936fb6a | 1208 | /**\r |
1209 | Evaluate opcode EFI_IFR_TO_UINT.\r | |
1210 | \r | |
1211 | @param FormSet Formset which contains this opcode.\r | |
1212 | @param Result Evaluation result for this opcode.\r | |
1213 | \r | |
1214 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1215 | @retval Other Opcode evaluation failed.\r | |
1216 | \r | |
1217 | **/\r | |
1218 | EFI_STATUS\r | |
1219 | IfrToUint (\r | |
1220 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1221 | OUT EFI_HII_VALUE *Result\r | |
1222 | )\r | |
1223 | {\r | |
1224 | EFI_STATUS Status;\r | |
1225 | EFI_HII_VALUE Value;\r | |
1226 | CHAR16 *String;\r | |
1227 | CHAR16 *StringPtr;\r | |
7936fb6a | 1228 | \r |
1229 | Status = PopExpression (&Value);\r | |
1230 | if (EFI_ERROR (Status)) {\r | |
1231 | return Status;\r | |
1232 | }\r | |
1233 | \r | |
1436aea4 | 1234 | if ((Value.Type >= EFI_IFR_TYPE_OTHER) && !IsTypeInBuffer (&Value)) {\r |
8f420676 ED |
1235 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1236 | return EFI_SUCCESS;\r | |
7936fb6a | 1237 | }\r |
1238 | \r | |
1239 | Status = EFI_SUCCESS;\r | |
1240 | if (Value.Type == EFI_IFR_TYPE_STRING) {\r | |
1241 | String = GetToken (Value.Value.string, FormSet->HiiHandle);\r | |
1242 | if (String == NULL) {\r | |
1243 | return EFI_NOT_FOUND;\r | |
1244 | }\r | |
8b0fc5c1 | 1245 | \r |
7936fb6a | 1246 | IfrStrToUpper (String);\r |
1247 | StringPtr = StrStr (String, L"0X");\r | |
1248 | if (StringPtr != NULL) {\r | |
1249 | //\r | |
1250 | // Hex string\r | |
1251 | //\r | |
ac7e320c | 1252 | Result->Value.u64 = StrHexToUint64 (String);\r |
7936fb6a | 1253 | } else {\r |
1254 | //\r | |
ac7e320c | 1255 | // decimal string\r |
7936fb6a | 1256 | //\r |
ac7e320c | 1257 | Result->Value.u64 = StrDecimalToUint64 (String);\r |
7936fb6a | 1258 | }\r |
1436aea4 | 1259 | \r |
f4113e1f | 1260 | FreePool (String);\r |
1436aea4 | 1261 | } else if (IsTypeInBuffer (&Value)) {\r |
40578d09 ED |
1262 | if (GetLengthForValue (&Value) > 8) {\r |
1263 | if (Value.Type == EFI_IFR_TYPE_BUFFER) {\r | |
1264 | FreePool (Value.Buffer);\r | |
1265 | }\r | |
1436aea4 | 1266 | \r |
8f420676 ED |
1267 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1268 | return EFI_SUCCESS;\r | |
901ba0e7 | 1269 | }\r |
0c1541d4 SZ |
1270 | \r |
1271 | ASSERT (GetBufferForValue (&Value) != NULL);\r | |
1436aea4 | 1272 | Result->Value.u64 = *(UINT64 *)GetBufferForValue (&Value);\r |
0c1541d4 | 1273 | \r |
40578d09 ED |
1274 | if (Value.Type == EFI_IFR_TYPE_BUFFER) {\r |
1275 | FreePool (Value.Buffer);\r | |
1276 | }\r | |
7936fb6a | 1277 | } else {\r |
1278 | CopyMem (Result, &Value, sizeof (EFI_HII_VALUE));\r | |
1279 | }\r | |
1280 | \r | |
1281 | Result->Type = EFI_IFR_TYPE_NUM_SIZE_64;\r | |
1282 | return Status;\r | |
1283 | }\r | |
1284 | \r | |
7936fb6a | 1285 | /**\r |
1286 | Evaluate opcode EFI_IFR_CATENATE.\r | |
1287 | \r | |
1288 | @param FormSet Formset which contains this opcode.\r | |
1289 | @param Result Evaluation result for this opcode.\r | |
1290 | \r | |
1291 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1292 | @retval Other Opcode evaluation failed.\r | |
1293 | \r | |
1294 | **/\r | |
1295 | EFI_STATUS\r | |
1296 | IfrCatenate (\r | |
1297 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1298 | OUT EFI_HII_VALUE *Result\r | |
1299 | )\r | |
1300 | {\r | |
1301 | EFI_STATUS Status;\r | |
901ba0e7 | 1302 | EFI_HII_VALUE Value[2];\r |
7936fb6a | 1303 | CHAR16 *String[2];\r |
1304 | UINTN Index;\r | |
1305 | CHAR16 *StringPtr;\r | |
1306 | UINTN Size;\r | |
40578d09 ED |
1307 | UINT16 Length0;\r |
1308 | UINT16 Length1;\r | |
784952b1 | 1309 | UINT8 *TmpBuf;\r |
5ad66ec6 | 1310 | UINTN MaxLen;\r |
7936fb6a | 1311 | \r |
1312 | //\r | |
1313 | // String[0] - The second string\r | |
1314 | // String[1] - The first string\r | |
1315 | //\r | |
1316 | String[0] = NULL;\r | |
1317 | String[1] = NULL;\r | |
1318 | StringPtr = NULL;\r | |
1436aea4 | 1319 | Status = EFI_SUCCESS;\r |
901ba0e7 | 1320 | ZeroMem (Value, sizeof (Value));\r |
7936fb6a | 1321 | \r |
8f420676 ED |
1322 | Status = PopExpression (&Value[0]);\r |
1323 | if (EFI_ERROR (Status)) {\r | |
1324 | goto Done;\r | |
1325 | }\r | |
1326 | \r | |
1327 | Status = PopExpression (&Value[1]);\r | |
1328 | if (EFI_ERROR (Status)) {\r | |
1329 | goto Done;\r | |
1330 | }\r | |
7936fb6a | 1331 | \r |
8f420676 | 1332 | for (Index = 0; Index < 2; Index++) {\r |
1436aea4 | 1333 | if ((Value[Index].Type != EFI_IFR_TYPE_STRING) && !IsTypeInBuffer (&Value[Index])) {\r |
8f420676 | 1334 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1436aea4 | 1335 | Status = EFI_SUCCESS;\r |
7936fb6a | 1336 | goto Done;\r |
1337 | }\r | |
1338 | \r | |
901ba0e7 ED |
1339 | if (Value[Index].Type == EFI_IFR_TYPE_STRING) {\r |
1340 | String[Index] = GetToken (Value[Index].Value.string, FormSet->HiiHandle);\r | |
1341 | if (String[Index] == NULL) {\r | |
1342 | Status = EFI_NOT_FOUND;\r | |
1343 | goto Done;\r | |
1344 | }\r | |
7936fb6a | 1345 | }\r |
1346 | }\r | |
1347 | \r | |
901ba0e7 | 1348 | if (Value[0].Type == EFI_IFR_TYPE_STRING) {\r |
1436aea4 MK |
1349 | Size = StrSize (String[0]);\r |
1350 | MaxLen = (StrSize (String[1]) + Size) / sizeof (CHAR16);\r | |
1351 | StringPtr = AllocatePool (MaxLen * sizeof (CHAR16));\r | |
901ba0e7 | 1352 | ASSERT (StringPtr != NULL);\r |
5ad66ec6 DB |
1353 | StrCpyS (StringPtr, MaxLen, String[1]);\r |
1354 | StrCatS (StringPtr, MaxLen, String[0]);\r | |
7936fb6a | 1355 | \r |
1436aea4 | 1356 | Result->Type = EFI_IFR_TYPE_STRING;\r |
901ba0e7 ED |
1357 | Result->Value.string = NewString (StringPtr, FormSet->HiiHandle);\r |
1358 | } else {\r | |
1436aea4 MK |
1359 | Result->Type = EFI_IFR_TYPE_BUFFER;\r |
1360 | Length0 = GetLengthForValue (&Value[0]);\r | |
1361 | Length1 = GetLengthForValue (&Value[1]);\r | |
1362 | Result->BufferLen = (UINT16)(Length0 + Length1);\r | |
901ba0e7 ED |
1363 | \r |
1364 | Result->Buffer = AllocateZeroPool (Result->BufferLen);\r | |
1365 | ASSERT (Result->Buffer != NULL);\r | |
7936fb6a | 1366 | \r |
1436aea4 | 1367 | TmpBuf = GetBufferForValue (&Value[0]);\r |
784952b1 ED |
1368 | ASSERT (TmpBuf != NULL);\r |
1369 | CopyMem (Result->Buffer, TmpBuf, Length0);\r | |
1436aea4 | 1370 | TmpBuf = GetBufferForValue (&Value[1]);\r |
784952b1 ED |
1371 | ASSERT (TmpBuf != NULL);\r |
1372 | CopyMem (&Result->Buffer[Length0], TmpBuf, Length1);\r | |
901ba0e7 | 1373 | }\r |
1436aea4 | 1374 | \r |
7936fb6a | 1375 | Done:\r |
901ba0e7 ED |
1376 | if (Value[0].Buffer != NULL) {\r |
1377 | FreePool (Value[0].Buffer);\r | |
1378 | }\r | |
1436aea4 | 1379 | \r |
901ba0e7 ED |
1380 | if (Value[1].Buffer != NULL) {\r |
1381 | FreePool (Value[1].Buffer);\r | |
1382 | }\r | |
1436aea4 | 1383 | \r |
676df92c | 1384 | if (String[0] != NULL) {\r |
1385 | FreePool (String[0]);\r | |
1386 | }\r | |
1436aea4 | 1387 | \r |
676df92c | 1388 | if (String[1] != NULL) {\r |
1389 | FreePool (String[1]);\r | |
8b0fc5c1 | 1390 | }\r |
1436aea4 | 1391 | \r |
676df92c | 1392 | if (StringPtr != NULL) {\r |
1393 | FreePool (StringPtr);\r | |
1394 | }\r | |
7936fb6a | 1395 | \r |
1396 | return Status;\r | |
1397 | }\r | |
1398 | \r | |
7936fb6a | 1399 | /**\r |
1400 | Evaluate opcode EFI_IFR_MATCH.\r | |
1401 | \r | |
1402 | @param FormSet Formset which contains this opcode.\r | |
1403 | @param Result Evaluation result for this opcode.\r | |
1404 | \r | |
1405 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1406 | @retval Other Opcode evaluation failed.\r | |
1407 | \r | |
1408 | **/\r | |
1409 | EFI_STATUS\r | |
1410 | IfrMatch (\r | |
1411 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1412 | OUT EFI_HII_VALUE *Result\r | |
1413 | )\r | |
1414 | {\r | |
1415 | EFI_STATUS Status;\r | |
8f420676 | 1416 | EFI_HII_VALUE Value[2];\r |
7936fb6a | 1417 | CHAR16 *String[2];\r |
1418 | UINTN Index;\r | |
1419 | \r | |
1420 | //\r | |
1421 | // String[0] - The string to search\r | |
1422 | // String[1] - pattern\r | |
1423 | //\r | |
1424 | String[0] = NULL;\r | |
1425 | String[1] = NULL;\r | |
1436aea4 | 1426 | Status = EFI_SUCCESS;\r |
8f420676 ED |
1427 | ZeroMem (Value, sizeof (Value));\r |
1428 | \r | |
1429 | Status = PopExpression (&Value[0]);\r | |
1430 | if (EFI_ERROR (Status)) {\r | |
1431 | goto Done;\r | |
1432 | }\r | |
1433 | \r | |
1434 | Status = PopExpression (&Value[1]);\r | |
1435 | if (EFI_ERROR (Status)) {\r | |
1436 | goto Done;\r | |
1437 | }\r | |
7936fb6a | 1438 | \r |
8f420676 ED |
1439 | for (Index = 0; Index < 2; Index++) {\r |
1440 | if (Value[Index].Type != EFI_IFR_TYPE_STRING) {\r | |
1441 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1436aea4 | 1442 | Status = EFI_SUCCESS;\r |
7936fb6a | 1443 | goto Done;\r |
1444 | }\r | |
1445 | \r | |
8f420676 | 1446 | String[Index] = GetToken (Value[Index].Value.string, FormSet->HiiHandle);\r |
1436aea4 | 1447 | if (String[Index] == NULL) {\r |
7936fb6a | 1448 | Status = EFI_NOT_FOUND;\r |
1449 | goto Done;\r | |
1450 | }\r | |
1451 | }\r | |
1452 | \r | |
1436aea4 | 1453 | Result->Type = EFI_IFR_TYPE_BOOLEAN;\r |
7936fb6a | 1454 | Result->Value.b = mUnicodeCollation->MetaiMatch (mUnicodeCollation, String[0], String[1]);\r |
1455 | \r | |
1456 | Done:\r | |
676df92c | 1457 | if (String[0] != NULL) {\r |
1458 | FreePool (String[0]);\r | |
1459 | }\r | |
1436aea4 | 1460 | \r |
676df92c | 1461 | if (String[1] != NULL) {\r |
1462 | FreePool (String[1]);\r | |
8b0fc5c1 | 1463 | }\r |
7936fb6a | 1464 | \r |
1465 | return Status;\r | |
1466 | }\r | |
1467 | \r | |
9bd22b08 ED |
1468 | /**\r |
1469 | Evaluate opcode EFI_IFR_MATCH2.\r | |
1470 | \r | |
1471 | @param FormSet Formset which contains this opcode.\r | |
1472 | @param SyntaxType Syntax type for match2.\r | |
1473 | @param Result Evaluation result for this opcode.\r | |
1474 | \r | |
1475 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1476 | @retval Other Opcode evaluation failed.\r | |
1477 | \r | |
1478 | **/\r | |
1479 | EFI_STATUS\r | |
1480 | IfrMatch2 (\r | |
1481 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1482 | IN EFI_GUID *SyntaxType,\r | |
1483 | OUT EFI_HII_VALUE *Result\r | |
1484 | )\r | |
1485 | {\r | |
1486 | EFI_STATUS Status;\r | |
1487 | EFI_HII_VALUE Value[2];\r | |
1488 | CHAR16 *String[2];\r | |
1489 | UINTN Index;\r | |
1490 | UINTN GuidIndex;\r | |
1491 | EFI_HANDLE *HandleBuffer;\r | |
1492 | UINTN BufferSize;\r | |
1493 | EFI_REGULAR_EXPRESSION_PROTOCOL *RegularExpressionProtocol;\r | |
1494 | UINTN RegExSyntaxTypeListSize;\r | |
1495 | EFI_REGEX_SYNTAX_TYPE *RegExSyntaxTypeList;\r | |
1496 | UINTN CapturesCount;\r | |
1497 | \r | |
1498 | //\r | |
1499 | // String[0] - The string to search\r | |
1500 | // String[1] - pattern\r | |
1501 | //\r | |
1436aea4 MK |
1502 | String[0] = NULL;\r |
1503 | String[1] = NULL;\r | |
1504 | HandleBuffer = NULL;\r | |
9bd22b08 | 1505 | RegExSyntaxTypeList = NULL;\r |
1436aea4 | 1506 | Status = EFI_SUCCESS;\r |
9bd22b08 ED |
1507 | ZeroMem (Value, sizeof (Value));\r |
1508 | \r | |
1509 | Status = PopExpression (&Value[0]);\r | |
1510 | if (EFI_ERROR (Status)) {\r | |
1511 | goto Done;\r | |
1512 | }\r | |
1513 | \r | |
1514 | Status = PopExpression (&Value[1]);\r | |
1515 | if (EFI_ERROR (Status)) {\r | |
1516 | goto Done;\r | |
1517 | }\r | |
1518 | \r | |
1519 | for (Index = 0; Index < 2; Index++) {\r | |
1520 | if (Value[Index].Type != EFI_IFR_TYPE_STRING) {\r | |
1521 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1436aea4 | 1522 | Status = EFI_SUCCESS;\r |
9bd22b08 ED |
1523 | goto Done;\r |
1524 | }\r | |
1525 | \r | |
1526 | String[Index] = GetToken (Value[Index].Value.string, FormSet->HiiHandle);\r | |
1436aea4 | 1527 | if (String[Index] == NULL) {\r |
9bd22b08 ED |
1528 | Status = EFI_NOT_FOUND;\r |
1529 | goto Done;\r | |
1530 | }\r | |
1531 | }\r | |
1532 | \r | |
1436aea4 MK |
1533 | BufferSize = 0;\r |
1534 | HandleBuffer = NULL;\r | |
1535 | Status = gBS->LocateHandle (\r | |
1536 | ByProtocol,\r | |
1537 | &gEfiRegularExpressionProtocolGuid,\r | |
1538 | NULL,\r | |
1539 | &BufferSize,\r | |
1540 | HandleBuffer\r | |
1541 | );\r | |
9bd22b08 | 1542 | if (Status == EFI_BUFFER_TOO_SMALL) {\r |
1436aea4 | 1543 | HandleBuffer = AllocateZeroPool (BufferSize);\r |
9bd22b08 ED |
1544 | if (HandleBuffer == NULL) {\r |
1545 | Status = EFI_OUT_OF_RESOURCES;\r | |
1546 | goto Done;\r | |
1547 | }\r | |
9bd22b08 | 1548 | \r |
1436aea4 MK |
1549 | Status = gBS->LocateHandle (\r |
1550 | ByProtocol,\r | |
1551 | &gEfiRegularExpressionProtocolGuid,\r | |
1552 | NULL,\r | |
1553 | &BufferSize,\r | |
1554 | HandleBuffer\r | |
1555 | );\r | |
aee257db ED |
1556 | }\r |
1557 | \r | |
1558 | if (EFI_ERROR (Status)) {\r | |
1a03ab8a | 1559 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1436aea4 | 1560 | Status = EFI_SUCCESS;\r |
9bd22b08 ED |
1561 | goto Done;\r |
1562 | }\r | |
1563 | \r | |
aee257db | 1564 | ASSERT (HandleBuffer != NULL);\r |
1436aea4 | 1565 | for ( Index = 0; Index < BufferSize / sizeof (EFI_HANDLE); Index++) {\r |
9bd22b08 | 1566 | Status = gBS->HandleProtocol (\r |
1436aea4 MK |
1567 | HandleBuffer[Index],\r |
1568 | &gEfiRegularExpressionProtocolGuid,\r | |
1569 | (VOID **)&RegularExpressionProtocol\r | |
1570 | );\r | |
9bd22b08 ED |
1571 | if (EFI_ERROR (Status)) {\r |
1572 | goto Done;\r | |
1573 | }\r | |
1574 | \r | |
1575 | RegExSyntaxTypeListSize = 0;\r | |
1436aea4 | 1576 | RegExSyntaxTypeList = NULL;\r |
9bd22b08 ED |
1577 | \r |
1578 | Status = RegularExpressionProtocol->GetInfo (\r | |
d1102dba LG |
1579 | RegularExpressionProtocol,\r |
1580 | &RegExSyntaxTypeListSize,\r | |
9bd22b08 ED |
1581 | RegExSyntaxTypeList\r |
1582 | );\r | |
1583 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
1436aea4 | 1584 | RegExSyntaxTypeList = AllocateZeroPool (RegExSyntaxTypeListSize);\r |
9bd22b08 ED |
1585 | if (RegExSyntaxTypeList == NULL) {\r |
1586 | Status = EFI_OUT_OF_RESOURCES;\r | |
1587 | goto Done;\r | |
1588 | }\r | |
1436aea4 | 1589 | \r |
9bd22b08 | 1590 | Status = RegularExpressionProtocol->GetInfo (\r |
d1102dba LG |
1591 | RegularExpressionProtocol,\r |
1592 | &RegExSyntaxTypeListSize,\r | |
9bd22b08 ED |
1593 | RegExSyntaxTypeList\r |
1594 | );\r | |
1595 | } else if (EFI_ERROR (Status)) {\r | |
1596 | goto Done;\r | |
1597 | }\r | |
1598 | \r | |
1436aea4 | 1599 | for (GuidIndex = 0; GuidIndex < RegExSyntaxTypeListSize / sizeof (EFI_GUID); GuidIndex++) {\r |
9bd22b08 ED |
1600 | if (CompareGuid (&RegExSyntaxTypeList[GuidIndex], SyntaxType)) {\r |
1601 | //\r | |
1602 | // Find the match type, return the value.\r | |
1603 | //\r | |
1604 | Result->Type = EFI_IFR_TYPE_BOOLEAN;\r | |
1436aea4 MK |
1605 | Status = RegularExpressionProtocol->MatchString (\r |
1606 | RegularExpressionProtocol,\r | |
1607 | String[0],\r | |
1608 | String[1],\r | |
1609 | SyntaxType,\r | |
1610 | &Result->Value.b,\r | |
1611 | NULL,\r | |
1612 | &CapturesCount\r | |
1613 | );\r | |
9bd22b08 ED |
1614 | goto Done;\r |
1615 | }\r | |
1616 | }\r | |
1617 | \r | |
1618 | if (RegExSyntaxTypeList != NULL) {\r | |
1619 | FreePool (RegExSyntaxTypeList);\r | |
1620 | }\r | |
1621 | }\r | |
1622 | \r | |
1623 | //\r | |
d1102dba | 1624 | // Type specified by SyntaxType is not supported\r |
9bd22b08 ED |
1625 | // in any of the EFI_REGULAR_EXPRESSION_PROTOCOL instances.\r |
1626 | //\r | |
1a03ab8a | 1627 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1436aea4 | 1628 | Status = EFI_SUCCESS;\r |
9bd22b08 ED |
1629 | \r |
1630 | Done:\r | |
1631 | if (String[0] != NULL) {\r | |
1632 | FreePool (String[0]);\r | |
1633 | }\r | |
1436aea4 | 1634 | \r |
9bd22b08 ED |
1635 | if (String[1] != NULL) {\r |
1636 | FreePool (String[1]);\r | |
1637 | }\r | |
1436aea4 | 1638 | \r |
9bd22b08 ED |
1639 | if (RegExSyntaxTypeList != NULL) {\r |
1640 | FreePool (RegExSyntaxTypeList);\r | |
1641 | }\r | |
1436aea4 | 1642 | \r |
9bd22b08 ED |
1643 | if (HandleBuffer != NULL) {\r |
1644 | FreePool (HandleBuffer);\r | |
1645 | }\r | |
1436aea4 | 1646 | \r |
9bd22b08 ED |
1647 | return Status;\r |
1648 | }\r | |
7936fb6a | 1649 | \r |
1650 | /**\r | |
1651 | Evaluate opcode EFI_IFR_FIND.\r | |
1652 | \r | |
1653 | @param FormSet Formset which contains this opcode.\r | |
1654 | @param Format Case sensitive or insensitive.\r | |
1655 | @param Result Evaluation result for this opcode.\r | |
1656 | \r | |
1657 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1658 | @retval Other Opcode evaluation failed.\r | |
1659 | \r | |
1660 | **/\r | |
1661 | EFI_STATUS\r | |
1662 | IfrFind (\r | |
1663 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1664 | IN UINT8 Format,\r | |
1665 | OUT EFI_HII_VALUE *Result\r | |
1666 | )\r | |
1667 | {\r | |
1668 | EFI_STATUS Status;\r | |
8f420676 | 1669 | EFI_HII_VALUE Value[3];\r |
7936fb6a | 1670 | CHAR16 *String[2];\r |
1671 | UINTN Base;\r | |
1672 | CHAR16 *StringPtr;\r | |
1673 | UINTN Index;\r | |
1674 | \r | |
8f420676 ED |
1675 | ZeroMem (Value, sizeof (Value));\r |
1676 | \r | |
7936fb6a | 1677 | if (Format > EFI_IFR_FF_CASE_INSENSITIVE) {\r |
8f420676 | 1678 | return EFI_INVALID_PARAMETER;\r |
7936fb6a | 1679 | }\r |
1680 | \r | |
8f420676 ED |
1681 | Status = PopExpression (&Value[0]);\r |
1682 | if (EFI_ERROR (Status)) {\r | |
1683 | return Status;\r | |
1684 | }\r | |
1685 | \r | |
1686 | Status = PopExpression (&Value[1]);\r | |
7936fb6a | 1687 | if (EFI_ERROR (Status)) {\r |
1688 | return Status;\r | |
1689 | }\r | |
8f420676 ED |
1690 | \r |
1691 | Status = PopExpression (&Value[2]);\r | |
1692 | if (EFI_ERROR (Status)) {\r | |
1693 | return Status;\r | |
d1102dba | 1694 | }\r |
8f420676 ED |
1695 | \r |
1696 | if (Value[0].Type > EFI_IFR_TYPE_NUM_SIZE_64) {\r | |
1697 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1698 | return EFI_SUCCESS;\r | |
7936fb6a | 1699 | }\r |
1436aea4 MK |
1700 | \r |
1701 | Base = (UINTN)Value[0].Value.u64;\r | |
7936fb6a | 1702 | \r |
1703 | //\r | |
1704 | // String[0] - sub-string\r | |
1705 | // String[1] - The string to search\r | |
1706 | //\r | |
1707 | String[0] = NULL;\r | |
1708 | String[1] = NULL;\r | |
1709 | for (Index = 0; Index < 2; Index++) {\r | |
8f420676 ED |
1710 | if (Value[Index + 1].Type != EFI_IFR_TYPE_STRING) {\r |
1711 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1436aea4 | 1712 | Status = EFI_SUCCESS;\r |
7936fb6a | 1713 | goto Done;\r |
1714 | }\r | |
1715 | \r | |
8f420676 | 1716 | String[Index] = GetToken (Value[Index + 1].Value.string, FormSet->HiiHandle);\r |
d0720b57 | 1717 | if (String[Index] == NULL) {\r |
7936fb6a | 1718 | Status = EFI_NOT_FOUND;\r |
1719 | goto Done;\r | |
1720 | }\r | |
1721 | \r | |
1722 | if (Format == EFI_IFR_FF_CASE_INSENSITIVE) {\r | |
1723 | //\r | |
1724 | // Case insensitive, convert both string to upper case\r | |
1725 | //\r | |
1726 | IfrStrToUpper (String[Index]);\r | |
1727 | }\r | |
1728 | }\r | |
1729 | \r | |
1730 | Result->Type = EFI_IFR_TYPE_NUM_SIZE_64;\r | |
1731 | if (Base >= StrLen (String[1])) {\r | |
1732 | Result->Value.u64 = 0xFFFFFFFFFFFFFFFFULL;\r | |
1733 | } else {\r | |
1436aea4 | 1734 | StringPtr = StrStr (String[1] + Base, String[0]);\r |
7936fb6a | 1735 | Result->Value.u64 = (StringPtr == NULL) ? 0xFFFFFFFFFFFFFFFFULL : (StringPtr - String[1]);\r |
1736 | }\r | |
1737 | \r | |
1738 | Done:\r | |
676df92c | 1739 | if (String[0] != NULL) {\r |
1740 | FreePool (String[0]);\r | |
1741 | }\r | |
1436aea4 | 1742 | \r |
676df92c | 1743 | if (String[1] != NULL) {\r |
1744 | FreePool (String[1]);\r | |
8b0fc5c1 | 1745 | }\r |
7936fb6a | 1746 | \r |
1747 | return Status;\r | |
1748 | }\r | |
1749 | \r | |
7936fb6a | 1750 | /**\r |
1751 | Evaluate opcode EFI_IFR_MID.\r | |
1752 | \r | |
1753 | @param FormSet Formset which contains this opcode.\r | |
1754 | @param Result Evaluation result for this opcode.\r | |
1755 | \r | |
1756 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1757 | @retval Other Opcode evaluation failed.\r | |
1758 | \r | |
1759 | **/\r | |
1760 | EFI_STATUS\r | |
1761 | IfrMid (\r | |
1762 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1763 | OUT EFI_HII_VALUE *Result\r | |
1764 | )\r | |
1765 | {\r | |
1766 | EFI_STATUS Status;\r | |
8f420676 | 1767 | EFI_HII_VALUE Value[3];\r |
7936fb6a | 1768 | CHAR16 *String;\r |
1769 | UINTN Base;\r | |
1770 | UINTN Length;\r | |
1771 | CHAR16 *SubString;\r | |
901ba0e7 | 1772 | UINT16 BufferLen;\r |
40578d09 | 1773 | UINT8 *Buffer;\r |
7936fb6a | 1774 | \r |
8f420676 ED |
1775 | ZeroMem (Value, sizeof (Value));\r |
1776 | \r | |
1777 | Status = PopExpression (&Value[0]);\r | |
7936fb6a | 1778 | if (EFI_ERROR (Status)) {\r |
1779 | return Status;\r | |
1780 | }\r | |
7936fb6a | 1781 | \r |
8f420676 | 1782 | Status = PopExpression (&Value[1]);\r |
7936fb6a | 1783 | if (EFI_ERROR (Status)) {\r |
1784 | return Status;\r | |
1785 | }\r | |
7936fb6a | 1786 | \r |
8f420676 | 1787 | Status = PopExpression (&Value[2]);\r |
7936fb6a | 1788 | if (EFI_ERROR (Status)) {\r |
1789 | return Status;\r | |
d1102dba | 1790 | }\r |
8f420676 ED |
1791 | \r |
1792 | if (Value[0].Type > EFI_IFR_TYPE_NUM_SIZE_64) {\r | |
1793 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1794 | return EFI_SUCCESS;\r | |
7936fb6a | 1795 | }\r |
1436aea4 MK |
1796 | \r |
1797 | Length = (UINTN)Value[0].Value.u64;\r | |
8f420676 ED |
1798 | \r |
1799 | if (Value[1].Type > EFI_IFR_TYPE_NUM_SIZE_64) {\r | |
1800 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1801 | return EFI_SUCCESS;\r | |
7936fb6a | 1802 | }\r |
8f420676 | 1803 | \r |
1436aea4 MK |
1804 | Base = (UINTN)Value[1].Value.u64;\r |
1805 | \r | |
1806 | if ((Value[2].Type != EFI_IFR_TYPE_STRING) && !IsTypeInBuffer (&Value[2])) {\r | |
8f420676 ED |
1807 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1808 | return EFI_SUCCESS;\r | |
1809 | }\r | |
1436aea4 | 1810 | \r |
8f420676 ED |
1811 | if (Value[2].Type == EFI_IFR_TYPE_STRING) {\r |
1812 | String = GetToken (Value[2].Value.string, FormSet->HiiHandle);\r | |
901ba0e7 ED |
1813 | if (String == NULL) {\r |
1814 | return EFI_NOT_FOUND;\r | |
1815 | }\r | |
7936fb6a | 1816 | \r |
1436aea4 | 1817 | if ((Length == 0) || (Base >= StrLen (String))) {\r |
901ba0e7 ED |
1818 | SubString = gEmptyString;\r |
1819 | } else {\r | |
1820 | SubString = String + Base;\r | |
1821 | if ((Base + Length) < StrLen (String)) {\r | |
1822 | SubString[Length] = L'\0';\r | |
1823 | }\r | |
7936fb6a | 1824 | }\r |
7936fb6a | 1825 | \r |
1436aea4 | 1826 | Result->Type = EFI_IFR_TYPE_STRING;\r |
901ba0e7 | 1827 | Result->Value.string = NewString (SubString, FormSet->HiiHandle);\r |
7936fb6a | 1828 | \r |
901ba0e7 ED |
1829 | FreePool (String);\r |
1830 | } else {\r | |
40578d09 | 1831 | BufferLen = GetLengthForValue (&Value[2]);\r |
1436aea4 | 1832 | Buffer = GetBufferForValue (&Value[2]);\r |
40578d09 | 1833 | \r |
901ba0e7 | 1834 | Result->Type = EFI_IFR_TYPE_BUFFER;\r |
1436aea4 | 1835 | if ((Length == 0) || (Base >= BufferLen)) {\r |
901ba0e7 | 1836 | Result->BufferLen = 0;\r |
1436aea4 | 1837 | Result->Buffer = NULL;\r |
901ba0e7 | 1838 | } else {\r |
d1102dba | 1839 | Result->BufferLen = (UINT16)((BufferLen - Base) < Length ? (BufferLen - Base) : Length);\r |
1436aea4 | 1840 | Result->Buffer = AllocateZeroPool (Result->BufferLen);\r |
901ba0e7 | 1841 | ASSERT (Result->Buffer != NULL);\r |
40578d09 | 1842 | CopyMem (Result->Buffer, &Buffer[Base], Result->BufferLen);\r |
901ba0e7 | 1843 | }\r |
7936fb6a | 1844 | \r |
40578d09 ED |
1845 | if (Value[2].Type == EFI_IFR_TYPE_BUFFER) {\r |
1846 | FreePool (Value[2].Buffer);\r | |
1847 | }\r | |
901ba0e7 | 1848 | }\r |
d1102dba | 1849 | \r |
7936fb6a | 1850 | return Status;\r |
1851 | }\r | |
1852 | \r | |
7936fb6a | 1853 | /**\r |
1854 | Evaluate opcode EFI_IFR_TOKEN.\r | |
1855 | \r | |
1856 | @param FormSet Formset which contains this opcode.\r | |
1857 | @param Result Evaluation result for this opcode.\r | |
1858 | \r | |
1859 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1860 | @retval Other Opcode evaluation failed.\r | |
1861 | \r | |
1862 | **/\r | |
1863 | EFI_STATUS\r | |
1864 | IfrToken (\r | |
1865 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1866 | OUT EFI_HII_VALUE *Result\r | |
1867 | )\r | |
1868 | {\r | |
1869 | EFI_STATUS Status;\r | |
8f420676 | 1870 | EFI_HII_VALUE Value[3];\r |
7936fb6a | 1871 | CHAR16 *String[2];\r |
1872 | UINTN Count;\r | |
1873 | CHAR16 *Delimiter;\r | |
1874 | CHAR16 *SubString;\r | |
1875 | CHAR16 *StringPtr;\r | |
1876 | UINTN Index;\r | |
1877 | \r | |
8f420676 ED |
1878 | ZeroMem (Value, sizeof (Value));\r |
1879 | \r | |
1880 | Status = PopExpression (&Value[0]);\r | |
1881 | if (EFI_ERROR (Status)) {\r | |
1882 | return Status;\r | |
1883 | }\r | |
1884 | \r | |
1885 | Status = PopExpression (&Value[1]);\r | |
7936fb6a | 1886 | if (EFI_ERROR (Status)) {\r |
1887 | return Status;\r | |
1888 | }\r | |
8f420676 ED |
1889 | \r |
1890 | Status = PopExpression (&Value[2]);\r | |
1891 | if (EFI_ERROR (Status)) {\r | |
1892 | return Status;\r | |
d1102dba | 1893 | }\r |
8f420676 | 1894 | \r |
d1102dba | 1895 | if (Value[0].Type > EFI_IFR_TYPE_NUM_SIZE_64) {\r |
8f420676 ED |
1896 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1897 | return EFI_SUCCESS;\r | |
7936fb6a | 1898 | }\r |
1436aea4 MK |
1899 | \r |
1900 | Count = (UINTN)Value[0].Value.u64;\r | |
7936fb6a | 1901 | \r |
1902 | //\r | |
1903 | // String[0] - Delimiter\r | |
1904 | // String[1] - The string to search\r | |
1905 | //\r | |
1906 | String[0] = NULL;\r | |
1907 | String[1] = NULL;\r | |
1908 | for (Index = 0; Index < 2; Index++) {\r | |
8f420676 ED |
1909 | if (Value[Index + 1].Type != EFI_IFR_TYPE_STRING) {\r |
1910 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1436aea4 | 1911 | Status = EFI_SUCCESS;\r |
7936fb6a | 1912 | goto Done;\r |
1913 | }\r | |
1914 | \r | |
8f420676 | 1915 | String[Index] = GetToken (Value[Index + 1].Value.string, FormSet->HiiHandle);\r |
d0720b57 | 1916 | if (String[Index] == NULL) {\r |
7936fb6a | 1917 | Status = EFI_NOT_FOUND;\r |
1918 | goto Done;\r | |
1919 | }\r | |
1920 | }\r | |
1921 | \r | |
1922 | Delimiter = String[0];\r | |
1923 | SubString = String[1];\r | |
1924 | while (Count > 0) {\r | |
1925 | SubString = StrStr (SubString, Delimiter);\r | |
1926 | if (SubString != NULL) {\r | |
1927 | //\r | |
1928 | // Skip over the delimiter\r | |
1929 | //\r | |
1930 | SubString = SubString + StrLen (Delimiter);\r | |
1931 | } else {\r | |
1932 | break;\r | |
1933 | }\r | |
1436aea4 | 1934 | \r |
7936fb6a | 1935 | Count--;\r |
1936 | }\r | |
1937 | \r | |
1938 | if (SubString == NULL) {\r | |
1939 | //\r | |
1940 | // nth delimited sub-string not found, push an empty string\r | |
1941 | //\r | |
1942 | SubString = gEmptyString;\r | |
1943 | } else {\r | |
1944 | //\r | |
1945 | // Put a NULL terminator for nth delimited sub-string\r | |
1946 | //\r | |
1947 | StringPtr = StrStr (SubString, Delimiter);\r | |
1948 | if (StringPtr != NULL) {\r | |
1949 | *StringPtr = L'\0';\r | |
1950 | }\r | |
1951 | }\r | |
1952 | \r | |
1436aea4 | 1953 | Result->Type = EFI_IFR_TYPE_STRING;\r |
7936fb6a | 1954 | Result->Value.string = NewString (SubString, FormSet->HiiHandle);\r |
1955 | \r | |
1956 | Done:\r | |
676df92c | 1957 | if (String[0] != NULL) {\r |
1958 | FreePool (String[0]);\r | |
1959 | }\r | |
1436aea4 | 1960 | \r |
676df92c | 1961 | if (String[1] != NULL) {\r |
1962 | FreePool (String[1]);\r | |
8b0fc5c1 | 1963 | }\r |
7936fb6a | 1964 | \r |
1965 | return Status;\r | |
1966 | }\r | |
1967 | \r | |
7936fb6a | 1968 | /**\r |
1969 | Evaluate opcode EFI_IFR_SPAN.\r | |
1970 | \r | |
1971 | @param FormSet Formset which contains this opcode.\r | |
1972 | @param Flags FIRST_MATCHING or FIRST_NON_MATCHING.\r | |
1973 | @param Result Evaluation result for this opcode.\r | |
1974 | \r | |
1975 | @retval EFI_SUCCESS Opcode evaluation success.\r | |
1976 | @retval Other Opcode evaluation failed.\r | |
1977 | \r | |
1978 | **/\r | |
1979 | EFI_STATUS\r | |
1980 | IfrSpan (\r | |
1981 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
1982 | IN UINT8 Flags,\r | |
1983 | OUT EFI_HII_VALUE *Result\r | |
1984 | )\r | |
1985 | {\r | |
1986 | EFI_STATUS Status;\r | |
8f420676 | 1987 | EFI_HII_VALUE Value[3];\r |
7936fb6a | 1988 | CHAR16 *String[2];\r |
1989 | CHAR16 *Charset;\r | |
1990 | UINTN Base;\r | |
1991 | UINTN Index;\r | |
1992 | CHAR16 *StringPtr;\r | |
1993 | BOOLEAN Found;\r | |
1994 | \r | |
8f420676 ED |
1995 | ZeroMem (Value, sizeof (Value));\r |
1996 | \r | |
1997 | Status = PopExpression (&Value[0]);\r | |
1998 | if (EFI_ERROR (Status)) {\r | |
1999 | return Status;\r | |
2000 | }\r | |
2001 | \r | |
2002 | Status = PopExpression (&Value[1]);\r | |
7936fb6a | 2003 | if (EFI_ERROR (Status)) {\r |
2004 | return Status;\r | |
2005 | }\r | |
8f420676 ED |
2006 | \r |
2007 | Status = PopExpression (&Value[2]);\r | |
2008 | if (EFI_ERROR (Status)) {\r | |
2009 | return Status;\r | |
d1102dba | 2010 | }\r |
8f420676 ED |
2011 | \r |
2012 | if (Value[0].Type > EFI_IFR_TYPE_NUM_SIZE_64) {\r | |
2013 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2014 | return EFI_SUCCESS;\r | |
7936fb6a | 2015 | }\r |
1436aea4 MK |
2016 | \r |
2017 | Base = (UINTN)Value[0].Value.u64;\r | |
7936fb6a | 2018 | \r |
2019 | //\r | |
2020 | // String[0] - Charset\r | |
2021 | // String[1] - The string to search\r | |
2022 | //\r | |
2023 | String[0] = NULL;\r | |
2024 | String[1] = NULL;\r | |
2025 | for (Index = 0; Index < 2; Index++) {\r | |
8f420676 ED |
2026 | if (Value[Index + 1].Type != EFI_IFR_TYPE_STRING) {\r |
2027 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
1436aea4 | 2028 | Status = EFI_SUCCESS;\r |
7936fb6a | 2029 | goto Done;\r |
2030 | }\r | |
2031 | \r | |
8f420676 | 2032 | String[Index] = GetToken (Value[Index + 1].Value.string, FormSet->HiiHandle);\r |
1436aea4 | 2033 | if (String[Index] == NULL) {\r |
7936fb6a | 2034 | Status = EFI_NOT_FOUND;\r |
2035 | goto Done;\r | |
2036 | }\r | |
2037 | }\r | |
2038 | \r | |
2039 | if (Base >= StrLen (String[1])) {\r | |
8f420676 | 2040 | Result->Type = EFI_IFR_TYPE_UNDEFINED;\r |
1436aea4 | 2041 | Status = EFI_SUCCESS;\r |
7936fb6a | 2042 | goto Done;\r |
2043 | }\r | |
2044 | \r | |
1436aea4 | 2045 | Found = FALSE;\r |
7936fb6a | 2046 | StringPtr = String[1] + Base;\r |
1436aea4 | 2047 | Charset = String[0];\r |
7936fb6a | 2048 | while (*StringPtr != 0 && !Found) {\r |
2049 | Index = 0;\r | |
2050 | while (Charset[Index] != 0) {\r | |
1436aea4 | 2051 | if ((*StringPtr >= Charset[Index]) && (*StringPtr <= Charset[Index + 1])) {\r |
7936fb6a | 2052 | if (Flags == EFI_IFR_FLAGS_FIRST_MATCHING) {\r |
2053 | Found = TRUE;\r | |
2054 | break;\r | |
2055 | }\r | |
2056 | } else {\r | |
2057 | if (Flags == EFI_IFR_FLAGS_FIRST_NON_MATCHING) {\r | |
2058 | Found = TRUE;\r | |
2059 | break;\r | |
2060 | }\r | |
2061 | }\r | |
1436aea4 | 2062 | \r |
7936fb6a | 2063 | //\r |
2064 | // Skip characters pair representing low-end of a range and high-end of a range\r | |
2065 | //\r | |
2066 | Index += 2;\r | |
2067 | }\r | |
2068 | \r | |
2069 | if (!Found) {\r | |
2070 | StringPtr++;\r | |
2071 | }\r | |
2072 | }\r | |
2073 | \r | |
1436aea4 | 2074 | Result->Type = EFI_IFR_TYPE_NUM_SIZE_64;\r |
7936fb6a | 2075 | Result->Value.u64 = StringPtr - String[1];\r |
2076 | \r | |
2077 | Done:\r | |
676df92c | 2078 | if (String[0] != NULL) {\r |
2079 | FreePool (String[0]);\r | |
2080 | }\r | |
1436aea4 | 2081 | \r |
676df92c | 2082 | if (String[1] != NULL) {\r |
2083 | FreePool (String[1]);\r | |
8b0fc5c1 | 2084 | }\r |
7936fb6a | 2085 | \r |
2086 | return Status;\r | |
2087 | }\r | |
2088 | \r | |
7936fb6a | 2089 | /**\r |
2090 | Zero extend integer/boolean/date/time to UINT64 for comparing.\r | |
2091 | \r | |
2092 | @param Value HII Value to be converted.\r | |
2093 | \r | |
2094 | **/\r | |
2095 | VOID\r | |
2096 | ExtendValueToU64 (\r | |
1436aea4 | 2097 | IN EFI_HII_VALUE *Value\r |
7936fb6a | 2098 | )\r |
2099 | {\r | |
2100 | UINT64 Temp;\r | |
2101 | \r | |
2102 | Temp = 0;\r | |
2103 | switch (Value->Type) {\r | |
1436aea4 MK |
2104 | case EFI_IFR_TYPE_NUM_SIZE_8:\r |
2105 | Temp = Value->Value.u8;\r | |
2106 | break;\r | |
7936fb6a | 2107 | \r |
1436aea4 MK |
2108 | case EFI_IFR_TYPE_NUM_SIZE_16:\r |
2109 | Temp = Value->Value.u16;\r | |
2110 | break;\r | |
7936fb6a | 2111 | \r |
1436aea4 MK |
2112 | case EFI_IFR_TYPE_NUM_SIZE_32:\r |
2113 | Temp = Value->Value.u32;\r | |
2114 | break;\r | |
7936fb6a | 2115 | \r |
1436aea4 MK |
2116 | case EFI_IFR_TYPE_BOOLEAN:\r |
2117 | Temp = Value->Value.b;\r | |
2118 | break;\r | |
7936fb6a | 2119 | \r |
1436aea4 MK |
2120 | case EFI_IFR_TYPE_TIME:\r |
2121 | Temp = Value->Value.u32 & 0xffffff;\r | |
2122 | break;\r | |
7936fb6a | 2123 | \r |
1436aea4 MK |
2124 | case EFI_IFR_TYPE_DATE:\r |
2125 | Temp = Value->Value.u32;\r | |
2126 | break;\r | |
7936fb6a | 2127 | \r |
1436aea4 MK |
2128 | default:\r |
2129 | return;\r | |
7936fb6a | 2130 | }\r |
2131 | \r | |
2132 | Value->Value.u64 = Temp;\r | |
2133 | }\r | |
2134 | \r | |
d63a9eb4 ED |
2135 | /**\r |
2136 | Get UINT64 type value.\r | |
2137 | \r | |
2138 | @param Value Input Hii value.\r | |
2139 | \r | |
2140 | @retval UINT64 Return the UINT64 type value.\r | |
2141 | \r | |
2142 | **/\r | |
2143 | UINT64\r | |
2144 | HiiValueToUINT64 (\r | |
1436aea4 | 2145 | IN EFI_HII_VALUE *Value\r |
d63a9eb4 ED |
2146 | )\r |
2147 | {\r | |
2148 | UINT64 RetVal;\r | |
2149 | \r | |
2150 | RetVal = 0;\r | |
2151 | \r | |
2152 | switch (Value->Type) {\r | |
1436aea4 MK |
2153 | case EFI_IFR_TYPE_NUM_SIZE_8:\r |
2154 | RetVal = Value->Value.u8;\r | |
2155 | break;\r | |
d63a9eb4 | 2156 | \r |
1436aea4 MK |
2157 | case EFI_IFR_TYPE_NUM_SIZE_16:\r |
2158 | RetVal = Value->Value.u16;\r | |
2159 | break;\r | |
d63a9eb4 | 2160 | \r |
1436aea4 MK |
2161 | case EFI_IFR_TYPE_NUM_SIZE_32:\r |
2162 | RetVal = Value->Value.u32;\r | |
2163 | break;\r | |
d63a9eb4 | 2164 | \r |
1436aea4 MK |
2165 | case EFI_IFR_TYPE_BOOLEAN:\r |
2166 | RetVal = Value->Value.b;\r | |
2167 | break;\r | |
d63a9eb4 | 2168 | \r |
1436aea4 MK |
2169 | case EFI_IFR_TYPE_DATE:\r |
2170 | RetVal = *(UINT64 *)&Value->Value.date;\r | |
2171 | break;\r | |
d63a9eb4 | 2172 | \r |
1436aea4 MK |
2173 | case EFI_IFR_TYPE_TIME:\r |
2174 | RetVal = (*(UINT64 *)&Value->Value.time) & 0xffffff;\r | |
2175 | break;\r | |
d63a9eb4 | 2176 | \r |
1436aea4 MK |
2177 | default:\r |
2178 | RetVal = Value->Value.u64;\r | |
2179 | break;\r | |
d63a9eb4 ED |
2180 | }\r |
2181 | \r | |
2182 | return RetVal;\r | |
2183 | }\r | |
7936fb6a | 2184 | \r |
2185 | /**\r | |
2186 | Compare two Hii value.\r | |
2187 | \r | |
2188 | @param Value1 Expression value to compare on left-hand.\r | |
2189 | @param Value2 Expression value to compare on right-hand.\r | |
8f420676 ED |
2190 | @param Result Return value after compare.\r |
2191 | retval 0 Two operators equal.\r | |
2192 | return Positive value if Value1 is greater than Value2.\r | |
2193 | retval Negative value if Value1 is less than Value2.\r | |
7936fb6a | 2194 | @param HiiHandle Only required for string compare.\r |
2195 | \r | |
8f420676 ED |
2196 | @retval other Could not perform compare on two values.\r |
2197 | @retval EFI_SUCCESS Compare the value success.\r | |
7936fb6a | 2198 | \r |
2199 | **/\r | |
8f420676 | 2200 | EFI_STATUS\r |
7936fb6a | 2201 | CompareHiiValue (\r |
2202 | IN EFI_HII_VALUE *Value1,\r | |
2203 | IN EFI_HII_VALUE *Value2,\r | |
8f420676 | 2204 | OUT INTN *Result,\r |
7936fb6a | 2205 | IN EFI_HII_HANDLE HiiHandle OPTIONAL\r |
2206 | )\r | |
2207 | {\r | |
7936fb6a | 2208 | INT64 Temp64;\r |
2209 | CHAR16 *Str1;\r | |
2210 | CHAR16 *Str2;\r | |
901ba0e7 | 2211 | UINTN Len;\r |
40578d09 ED |
2212 | UINT8 *Buf1;\r |
2213 | UINT16 Buf1Len;\r | |
2214 | UINT8 *Buf2;\r | |
2215 | UINT16 Buf2Len;\r | |
7936fb6a | 2216 | \r |
1436aea4 MK |
2217 | if ((Value1->Type == EFI_IFR_TYPE_STRING) && (Value2->Type == EFI_IFR_TYPE_STRING)) {\r |
2218 | if ((Value1->Value.string == 0) || (Value2->Value.string == 0)) {\r | |
7936fb6a | 2219 | //\r |
2220 | // StringId 0 is reserved\r | |
2221 | //\r | |
2222 | return EFI_INVALID_PARAMETER;\r | |
2223 | }\r | |
2224 | \r | |
2225 | if (Value1->Value.string == Value2->Value.string) {\r | |
8f420676 ED |
2226 | *Result = 0;\r |
2227 | return EFI_SUCCESS;\r | |
7936fb6a | 2228 | }\r |
2229 | \r | |
2230 | Str1 = GetToken (Value1->Value.string, HiiHandle);\r | |
2231 | if (Str1 == NULL) {\r | |
2232 | //\r | |
2233 | // String not found\r | |
2234 | //\r | |
8f420676 | 2235 | return EFI_NOT_FOUND;\r |
7936fb6a | 2236 | }\r |
2237 | \r | |
2238 | Str2 = GetToken (Value2->Value.string, HiiHandle);\r | |
2239 | if (Str2 == NULL) {\r | |
f4113e1f | 2240 | FreePool (Str1);\r |
8f420676 | 2241 | return EFI_NOT_FOUND;\r |
7936fb6a | 2242 | }\r |
2243 | \r | |
8f420676 | 2244 | *Result = StrCmp (Str1, Str2);\r |
7936fb6a | 2245 | \r |
f4113e1f | 2246 | FreePool (Str1);\r |
2247 | FreePool (Str2);\r | |
7936fb6a | 2248 | \r |
8f420676 | 2249 | return EFI_SUCCESS;\r |
7936fb6a | 2250 | }\r |
2251 | \r | |
40578d09 ED |
2252 | //\r |
2253 | // Take types(date, time, ref, buffer) as buffer\r | |
2254 | //\r | |
1436aea4 MK |
2255 | if (IsTypeInBuffer (Value1) && IsTypeInBuffer (Value2)) {\r |
2256 | Buf1 = GetBufferForValue (Value1);\r | |
2257 | Buf1Len = GetLengthForValue (Value1);\r | |
2258 | Buf2 = GetBufferForValue (Value2);\r | |
2259 | Buf2Len = GetLengthForValue (Value2);\r | |
d1102dba | 2260 | \r |
1436aea4 | 2261 | Len = Buf1Len > Buf2Len ? Buf2Len : Buf1Len;\r |
40578d09 ED |
2262 | *Result = CompareMem (Buf1, Buf2, Len);\r |
2263 | if ((*Result == 0) && (Buf1Len != Buf2Len)) {\r | |
901ba0e7 ED |
2264 | //\r |
2265 | // In this case, means base on samll number buffer, the data is same\r | |
2266 | // So which value has more data, which value is bigger.\r | |
2267 | //\r | |
40578d09 | 2268 | *Result = Buf1Len > Buf2Len ? 1 : -1;\r |
901ba0e7 | 2269 | }\r |
1436aea4 | 2270 | \r |
8f420676 | 2271 | return EFI_SUCCESS;\r |
d1102dba | 2272 | }\r |
901ba0e7 | 2273 | \r |
7936fb6a | 2274 | //\r |
40578d09 | 2275 | // Take types(integer, boolean) as integer\r |
7936fb6a | 2276 | //\r |
1436aea4 MK |
2277 | if (IsTypeInUINT64 (Value1) && IsTypeInUINT64 (Value2)) {\r |
2278 | Temp64 = HiiValueToUINT64 (Value1) - HiiValueToUINT64 (Value2);\r | |
40578d09 ED |
2279 | if (Temp64 > 0) {\r |
2280 | *Result = 1;\r | |
2281 | } else if (Temp64 < 0) {\r | |
2282 | *Result = -1;\r | |
2283 | } else {\r | |
2284 | *Result = 0;\r | |
2285 | }\r | |
2286 | \r | |
2287 | return EFI_SUCCESS;\r | |
7936fb6a | 2288 | }\r |
2289 | \r | |
40578d09 | 2290 | return EFI_UNSUPPORTED;\r |
7936fb6a | 2291 | }\r |
2292 | \r | |
cbf73e50 | 2293 | /**\r |
2294 | Check if current user has the privilege specified by the permissions GUID.\r | |
2295 | \r | |
2296 | @param[in] Guid A GUID specifying setup access permissions.\r | |
2297 | \r | |
2298 | @retval TRUE Current user has the privilege.\r | |
2299 | @retval FALSE Current user does not have the privilege.\r | |
2300 | **/\r | |
2301 | BOOLEAN\r | |
2302 | CheckUserPrivilege (\r | |
1436aea4 | 2303 | IN EFI_GUID *Guid\r |
cbf73e50 | 2304 | )\r |
2305 | {\r | |
1436aea4 MK |
2306 | EFI_STATUS Status;\r |
2307 | EFI_USER_PROFILE_HANDLE UserProfileHandle;\r | |
2308 | EFI_USER_INFO_HANDLE UserInfoHandle;\r | |
2309 | EFI_USER_INFO *UserInfo;\r | |
2310 | EFI_GUID *UserPermissionsGuid;\r | |
2311 | UINTN UserInfoSize;\r | |
2312 | UINTN AccessControlDataSize;\r | |
2313 | EFI_USER_INFO_ACCESS_CONTROL *AccessControl;\r | |
2314 | UINTN RemainSize;\r | |
cbf73e50 | 2315 | \r |
2316 | if (mUserManager == NULL) {\r | |
2317 | Status = gBS->LocateProtocol (\r | |
2318 | &gEfiUserManagerProtocolGuid,\r | |
2319 | NULL,\r | |
1436aea4 | 2320 | (VOID **)&mUserManager\r |
cbf73e50 | 2321 | );\r |
2322 | if (EFI_ERROR (Status)) {\r | |
2323 | ///\r | |
2324 | /// If the system does not support user management, then it is assumed that\r | |
2325 | /// all users have admin privilege and evaluation of each EFI_IFR_SECURITY\r | |
2326 | /// op-code is always TRUE.\r | |
2327 | ///\r | |
2328 | return TRUE;\r | |
2329 | }\r | |
2330 | }\r | |
2331 | \r | |
2332 | Status = mUserManager->Current (mUserManager, &UserProfileHandle);\r | |
2333 | ASSERT_EFI_ERROR (Status);\r | |
2334 | \r | |
2335 | ///\r | |
2336 | /// Enumerate all user information of the current user profile\r | |
2337 | /// to look for any EFI_USER_INFO_ACCESS_SETUP record.\r | |
2338 | ///\r | |
d1102dba | 2339 | \r |
1436aea4 | 2340 | for (UserInfoHandle = NULL; ;) {\r |
cbf73e50 | 2341 | Status = mUserManager->GetNextInfo (mUserManager, UserProfileHandle, &UserInfoHandle);\r |
2342 | if (EFI_ERROR (Status)) {\r | |
2343 | break;\r | |
2344 | }\r | |
2345 | \r | |
2346 | UserInfoSize = 0;\r | |
1436aea4 | 2347 | Status = mUserManager->GetInfo (mUserManager, UserProfileHandle, UserInfoHandle, NULL, &UserInfoSize);\r |
cbf73e50 | 2348 | if (Status != EFI_BUFFER_TOO_SMALL) {\r |
2349 | continue;\r | |
2350 | }\r | |
2351 | \r | |
1436aea4 | 2352 | UserInfo = (EFI_USER_INFO *)AllocatePool (UserInfoSize);\r |
cbf73e50 | 2353 | if (UserInfo == NULL) {\r |
2354 | break;\r | |
2355 | }\r | |
2356 | \r | |
2357 | Status = mUserManager->GetInfo (mUserManager, UserProfileHandle, UserInfoHandle, UserInfo, &UserInfoSize);\r | |
2358 | if (EFI_ERROR (Status) ||\r | |
1436aea4 MK |
2359 | (UserInfo->InfoType != EFI_USER_INFO_ACCESS_POLICY_RECORD) ||\r |
2360 | (UserInfo->InfoSize <= sizeof (EFI_USER_INFO)))\r | |
2361 | {\r | |
cbf73e50 | 2362 | FreePool (UserInfo);\r |
2363 | continue;\r | |
2364 | }\r | |
2365 | \r | |
1436aea4 | 2366 | RemainSize = UserInfo->InfoSize - sizeof (EFI_USER_INFO);\r |
cbf73e50 | 2367 | AccessControl = (EFI_USER_INFO_ACCESS_CONTROL *)(UserInfo + 1);\r |
2368 | while (RemainSize >= sizeof (EFI_USER_INFO_ACCESS_CONTROL)) {\r | |
1436aea4 | 2369 | if ((RemainSize < AccessControl->Size) || (AccessControl->Size < sizeof (EFI_USER_INFO_ACCESS_CONTROL))) {\r |
cbf73e50 | 2370 | break;\r |
2371 | }\r | |
1436aea4 | 2372 | \r |
cbf73e50 | 2373 | if (AccessControl->Type == EFI_USER_INFO_ACCESS_SETUP) {\r |
2374 | ///\r | |
2375 | /// Check if current user has the privilege specified by the permissions GUID.\r | |
2376 | ///\r | |
2377 | \r | |
1436aea4 | 2378 | UserPermissionsGuid = (EFI_GUID *)(AccessControl + 1);\r |
cbf73e50 | 2379 | AccessControlDataSize = AccessControl->Size - sizeof (EFI_USER_INFO_ACCESS_CONTROL);\r |
2380 | while (AccessControlDataSize >= sizeof (EFI_GUID)) {\r | |
2381 | if (CompareGuid (Guid, UserPermissionsGuid)) {\r | |
2382 | FreePool (UserInfo);\r | |
2383 | return TRUE;\r | |
2384 | }\r | |
1436aea4 | 2385 | \r |
cbf73e50 | 2386 | UserPermissionsGuid++;\r |
2387 | AccessControlDataSize -= sizeof (EFI_GUID);\r | |
2388 | }\r | |
2389 | }\r | |
1436aea4 MK |
2390 | \r |
2391 | RemainSize -= AccessControl->Size;\r | |
cbf73e50 | 2392 | AccessControl = (EFI_USER_INFO_ACCESS_CONTROL *)((UINT8 *)AccessControl + AccessControl->Size);\r |
2393 | }\r | |
2394 | \r | |
2395 | FreePool (UserInfo);\r | |
2396 | }\r | |
1436aea4 | 2397 | \r |
cbf73e50 | 2398 | return FALSE;\r |
2399 | }\r | |
7936fb6a | 2400 | \r |
db40504e ED |
2401 | /**\r |
2402 | Get question value from the predefined formset.\r | |
2403 | \r | |
2404 | @param DevicePath The driver's device path which produece the formset data.\r | |
2405 | @param InputHiiHandle The hii handle associate with the formset data.\r | |
2406 | @param FormSetGuid The formset guid which include the question.\r | |
2407 | @param QuestionId The question id which need to get value from.\r | |
2408 | @param Value The return data about question's value.\r | |
d1102dba | 2409 | \r |
db40504e ED |
2410 | @retval TRUE Get the question value success.\r |
2411 | @retval FALSE Get the question value failed.\r | |
2412 | **/\r | |
d1102dba | 2413 | BOOLEAN\r |
db40504e ED |
2414 | GetQuestionValueFromForm (\r |
2415 | IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
2416 | IN EFI_HII_HANDLE InputHiiHandle,\r | |
2417 | IN EFI_GUID *FormSetGuid,\r | |
2418 | IN EFI_QUESTION_ID QuestionId,\r | |
2419 | OUT EFI_HII_VALUE *Value\r | |
2420 | )\r | |
2421 | {\r | |
1436aea4 MK |
2422 | EFI_STATUS Status;\r |
2423 | EFI_HII_HANDLE HiiHandle;\r | |
2424 | FORM_BROWSER_STATEMENT *Question;\r | |
2425 | FORM_BROWSER_FORMSET *FormSet;\r | |
2426 | FORM_BROWSER_FORM *Form;\r | |
2427 | BOOLEAN GetTheVal;\r | |
2428 | LIST_ENTRY *Link;\r | |
db40504e | 2429 | \r |
db40504e | 2430 | //\r |
d1102dba LG |
2431 | // The input parameter DevicePath or InputHiiHandle must have one valid input.\r |
2432 | //\r | |
1436aea4 MK |
2433 | ASSERT (\r |
2434 | (DevicePath != NULL && InputHiiHandle == NULL) ||\r | |
2435 | (DevicePath == NULL && InputHiiHandle != NULL)\r | |
2436 | );\r | |
db40504e | 2437 | \r |
1436aea4 MK |
2438 | GetTheVal = TRUE;\r |
2439 | HiiHandle = NULL;\r | |
2440 | Question = NULL;\r | |
2441 | Form = NULL;\r | |
db40504e ED |
2442 | \r |
2443 | //\r | |
2444 | // Get HiiHandle.\r | |
2445 | //\r | |
2446 | if (DevicePath != NULL) {\r | |
07d7dbae ED |
2447 | HiiHandle = DevicePathToHiiHandle (DevicePath, FormSetGuid);\r |
2448 | if (HiiHandle == NULL) {\r | |
db40504e ED |
2449 | return FALSE;\r |
2450 | }\r | |
db40504e ED |
2451 | } else {\r |
2452 | HiiHandle = InputHiiHandle;\r | |
d1102dba | 2453 | }\r |
1436aea4 | 2454 | \r |
db40504e ED |
2455 | ASSERT (HiiHandle != NULL);\r |
2456 | \r | |
2457 | //\r | |
2458 | // Get the formset data include this question.\r | |
2459 | //\r | |
2460 | FormSet = AllocateZeroPool (sizeof (FORM_BROWSER_FORMSET));\r | |
2461 | ASSERT (FormSet != NULL);\r | |
1436aea4 | 2462 | Status = InitializeFormSet (HiiHandle, FormSetGuid, FormSet);\r |
db40504e ED |
2463 | if (EFI_ERROR (Status)) {\r |
2464 | GetTheVal = FALSE;\r | |
2465 | goto Done;\r | |
2466 | }\r | |
2467 | \r | |
2468 | //\r | |
2469 | // Base on the Question Id to get the question info.\r | |
d1102dba | 2470 | //\r |
1436aea4 | 2471 | Question = IdToQuestion (FormSet, NULL, QuestionId);\r |
db40504e ED |
2472 | if (Question == NULL) {\r |
2473 | GetTheVal = FALSE;\r | |
2474 | goto Done;\r | |
2475 | }\r | |
2476 | \r | |
2477 | //\r | |
2478 | // Search form in the formset scope\r | |
2479 | //\r | |
2480 | Link = GetFirstNode (&FormSet->FormListHead);\r | |
2481 | while (!IsNull (&FormSet->FormListHead, Link)) {\r | |
2482 | Form = FORM_BROWSER_FORM_FROM_LINK (Link);\r | |
2483 | \r | |
2484 | Question = IdToQuestion2 (Form, QuestionId);\r | |
2485 | if (Question != NULL) {\r | |
2486 | break;\r | |
2487 | }\r | |
2488 | \r | |
2489 | Link = GetNextNode (&FormSet->FormListHead, Link);\r | |
2490 | Form = NULL;\r | |
2491 | }\r | |
1436aea4 | 2492 | \r |
db40504e | 2493 | ASSERT (Form != NULL);\r |
d1102dba | 2494 | \r |
db40504e ED |
2495 | //\r |
2496 | // Get the question value.\r | |
2497 | //\r | |
1436aea4 | 2498 | Status = GetQuestionValue (FormSet, Form, Question, GetSetValueWithEditBuffer);\r |
db40504e ED |
2499 | if (EFI_ERROR (Status)) {\r |
2500 | GetTheVal = FALSE;\r | |
2501 | goto Done;\r | |
2502 | }\r | |
2503 | \r | |
2504 | CopyMem (Value, &Question->HiiValue, sizeof (EFI_HII_VALUE));\r | |
d1102dba | 2505 | \r |
db40504e ED |
2506 | Done:\r |
2507 | //\r | |
2508 | // Clean the formset structure and restore the global parameter.\r | |
2509 | //\r | |
2510 | if (FormSet != NULL) {\r | |
2511 | DestroyFormSet (FormSet);\r | |
2512 | }\r | |
d1102dba | 2513 | \r |
db40504e ED |
2514 | return GetTheVal;\r |
2515 | }\r | |
2516 | \r | |
7936fb6a | 2517 | /**\r |
bc166db3 | 2518 | Evaluate the result of a HII expression.\r |
2519 | \r | |
2520 | If Expression is NULL, then ASSERT.\r | |
7936fb6a | 2521 | \r |
2522 | @param FormSet FormSet associated with this expression.\r | |
2523 | @param Form Form associated with this expression.\r | |
2524 | @param Expression Expression to be evaluated.\r | |
2525 | \r | |
2526 | @retval EFI_SUCCESS The expression evaluated successfuly\r | |
2527 | @retval EFI_NOT_FOUND The Question which referenced by a QuestionId\r | |
2528 | could not be found.\r | |
2529 | @retval EFI_OUT_OF_RESOURCES There is not enough system memory to grow the\r | |
2530 | stack.\r | |
2531 | @retval EFI_ACCESS_DENIED The pop operation underflowed the stack\r | |
2532 | @retval EFI_INVALID_PARAMETER Syntax error with the Expression\r | |
2533 | \r | |
2534 | **/\r | |
2535 | EFI_STATUS\r | |
2536 | EvaluateExpression (\r | |
2537 | IN FORM_BROWSER_FORMSET *FormSet,\r | |
2538 | IN FORM_BROWSER_FORM *Form,\r | |
2539 | IN OUT FORM_EXPRESSION *Expression\r | |
2540 | )\r | |
2541 | {\r | |
1436aea4 MK |
2542 | EFI_STATUS Status;\r |
2543 | LIST_ENTRY *Link;\r | |
2544 | EXPRESSION_OPCODE *OpCode;\r | |
2545 | FORM_BROWSER_STATEMENT *Question;\r | |
2546 | FORM_BROWSER_STATEMENT *Question2;\r | |
2547 | UINT16 Index;\r | |
2548 | EFI_HII_VALUE Data1;\r | |
2549 | EFI_HII_VALUE Data2;\r | |
2550 | EFI_HII_VALUE Data3;\r | |
2551 | FORM_EXPRESSION *RuleExpression;\r | |
2552 | EFI_HII_VALUE *Value;\r | |
2553 | INTN Result;\r | |
2554 | CHAR16 *StrPtr;\r | |
2555 | CHAR16 *NameValue;\r | |
2556 | UINT32 TempValue;\r | |
2557 | LIST_ENTRY *SubExpressionLink;\r | |
2558 | FORM_EXPRESSION *SubExpression;\r | |
2559 | UINTN StackOffset;\r | |
2560 | UINTN TempLength;\r | |
2561 | CHAR16 TempStr[5];\r | |
2562 | UINT8 DigitUint8;\r | |
2563 | UINT8 *TempBuffer;\r | |
2564 | EFI_TIME EfiTime;\r | |
2565 | EFI_HII_VALUE QuestionVal;\r | |
2566 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
7936fb6a | 2567 | \r |
4e1005ec ED |
2568 | StrPtr = NULL;\r |
2569 | \r | |
7936fb6a | 2570 | //\r |
2573712e | 2571 | // Save current stack offset.\r |
7936fb6a | 2572 | //\r |
2573712e | 2573 | StackOffset = SaveExpressionEvaluationStackOffset ();\r |
7936fb6a | 2574 | \r |
bc166db3 | 2575 | ASSERT (Expression != NULL);\r |
7936fb6a | 2576 | Expression->Result.Type = EFI_IFR_TYPE_OTHER;\r |
2577 | \r | |
2578 | Link = GetFirstNode (&Expression->OpCodeListHead);\r | |
2579 | while (!IsNull (&Expression->OpCodeListHead, Link)) {\r | |
2580 | OpCode = EXPRESSION_OPCODE_FROM_LINK (Link);\r | |
2581 | \r | |
2582 | Link = GetNextNode (&Expression->OpCodeListHead, Link);\r | |
2583 | \r | |
2584 | ZeroMem (&Data1, sizeof (EFI_HII_VALUE));\r | |
2585 | ZeroMem (&Data2, sizeof (EFI_HII_VALUE));\r | |
2586 | ZeroMem (&Data3, sizeof (EFI_HII_VALUE));\r | |
2587 | \r | |
1436aea4 | 2588 | Value = &Data3;\r |
7936fb6a | 2589 | Value->Type = EFI_IFR_TYPE_BOOLEAN;\r |
1436aea4 | 2590 | Status = EFI_SUCCESS;\r |
7936fb6a | 2591 | \r |
2592 | switch (OpCode->Operand) {\r | |
1436aea4 MK |
2593 | //\r |
2594 | // Built-in functions\r | |
2595 | //\r | |
2596 | case EFI_IFR_EQ_ID_VAL_OP:\r | |
2597 | Question = IdToQuestion (FormSet, Form, OpCode->QuestionId);\r | |
2598 | if (Question == NULL) {\r | |
2599 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2600 | break;\r | |
2601 | }\r | |
7936fb6a | 2602 | \r |
1436aea4 MK |
2603 | Status = CompareHiiValue (&Question->HiiValue, &OpCode->Value, &Result, NULL);\r |
2604 | if (Status == EFI_UNSUPPORTED) {\r | |
2605 | Status = EFI_SUCCESS;\r | |
2606 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2607 | break;\r | |
2608 | }\r | |
8f420676 | 2609 | \r |
1436aea4 MK |
2610 | if (EFI_ERROR (Status)) {\r |
2611 | goto Done;\r | |
2612 | }\r | |
7936fb6a | 2613 | \r |
1436aea4 | 2614 | Value->Value.b = (BOOLEAN)((Result == 0) ? TRUE : FALSE);\r |
8f420676 | 2615 | break;\r |
7936fb6a | 2616 | \r |
1436aea4 MK |
2617 | case EFI_IFR_EQ_ID_ID_OP:\r |
2618 | Question = IdToQuestion (FormSet, Form, OpCode->QuestionId);\r | |
2619 | if (Question == NULL) {\r | |
2620 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2621 | break;\r | |
2622 | }\r | |
7936fb6a | 2623 | \r |
1436aea4 MK |
2624 | Question2 = IdToQuestion (FormSet, Form, OpCode->QuestionId2);\r |
2625 | if (Question2 == NULL) {\r | |
2626 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2627 | break;\r | |
2628 | }\r | |
2629 | \r | |
2630 | Status = CompareHiiValue (&Question->HiiValue, &Question2->HiiValue, &Result, FormSet->HiiHandle);\r | |
2631 | if (Status == EFI_UNSUPPORTED) {\r | |
2632 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2633 | Status = EFI_SUCCESS;\r | |
2634 | break;\r | |
2635 | }\r | |
2636 | \r | |
2637 | if (EFI_ERROR (Status)) {\r | |
2638 | goto Done;\r | |
2639 | }\r | |
7936fb6a | 2640 | \r |
1436aea4 | 2641 | Value->Value.b = (BOOLEAN)((Result == 0) ? TRUE : FALSE);\r |
8f420676 | 2642 | break;\r |
7936fb6a | 2643 | \r |
1436aea4 MK |
2644 | case EFI_IFR_EQ_ID_VAL_LIST_OP:\r |
2645 | Question = IdToQuestion (FormSet, Form, OpCode->QuestionId);\r | |
2646 | if (Question == NULL) {\r | |
2647 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
7936fb6a | 2648 | break;\r |
2649 | }\r | |
7936fb6a | 2650 | \r |
1436aea4 MK |
2651 | Value->Value.b = FALSE;\r |
2652 | for (Index = 0; Index < OpCode->ListLength; Index++) {\r | |
2653 | if (Question->HiiValue.Value.u16 == OpCode->ValueList[Index]) {\r | |
2654 | Value->Value.b = TRUE;\r | |
2655 | break;\r | |
2656 | }\r | |
2657 | }\r | |
7936fb6a | 2658 | \r |
1436aea4 | 2659 | break;\r |
7936fb6a | 2660 | \r |
1436aea4 MK |
2661 | case EFI_IFR_DUP_OP:\r |
2662 | Status = PopExpression (Value);\r | |
2663 | if (EFI_ERROR (Status)) {\r | |
2664 | goto Done;\r | |
2665 | }\r | |
7936fb6a | 2666 | \r |
1436aea4 MK |
2667 | Status = PushExpression (Value);\r |
2668 | break;\r | |
7936fb6a | 2669 | \r |
1436aea4 MK |
2670 | case EFI_IFR_QUESTION_REF1_OP:\r |
2671 | case EFI_IFR_THIS_OP:\r | |
2672 | Question = IdToQuestion (FormSet, Form, OpCode->QuestionId);\r | |
2673 | if (Question == NULL) {\r | |
2674 | Status = EFI_NOT_FOUND;\r | |
2675 | goto Done;\r | |
2676 | }\r | |
cbf73e50 | 2677 | \r |
1436aea4 MK |
2678 | Value = &Question->HiiValue;\r |
2679 | break;\r | |
2680 | \r | |
2681 | case EFI_IFR_SECURITY_OP:\r | |
2682 | Value->Value.b = CheckUserPrivilege (&OpCode->Guid);\r | |
2683 | break;\r | |
2684 | \r | |
2685 | case EFI_IFR_GET_OP:\r | |
2573712e | 2686 | //\r |
1436aea4 | 2687 | // Get Value from VarStore buffer, EFI VarStore, Name/Value VarStore.\r |
2573712e | 2688 | //\r |
1436aea4 MK |
2689 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r |
2690 | Value->Value.u8 = 0;\r | |
2691 | if (OpCode->VarStorage != NULL) {\r | |
2692 | switch (OpCode->VarStorage->Type) {\r | |
2693 | case EFI_HII_VARSTORE_BUFFER:\r | |
2694 | case EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER:\r | |
2573712e | 2695 | //\r |
1436aea4 | 2696 | // Get value from Edit Buffer\r |
2573712e | 2697 | //\r |
1436aea4 MK |
2698 | Value->Type = OpCode->ValueType;\r |
2699 | CopyMem (&Value->Value, OpCode->VarStorage->EditBuffer + OpCode->VarStoreInfo.VarOffset, OpCode->ValueWidth);\r | |
2573712e | 2700 | break;\r |
1436aea4 MK |
2701 | case EFI_HII_VARSTORE_NAME_VALUE:\r |
2702 | if (OpCode->ValueType != EFI_IFR_TYPE_STRING) {\r | |
2703 | //\r | |
2704 | // Get value from string except for STRING value.\r | |
2705 | //\r | |
2706 | Status = GetValueByName (OpCode->VarStorage, OpCode->ValueName, &StrPtr, GetSetValueWithEditBuffer);\r | |
2707 | if (!EFI_ERROR (Status)) {\r | |
2708 | ASSERT (StrPtr != NULL);\r | |
2709 | TempLength = StrLen (StrPtr);\r | |
2710 | if (OpCode->ValueWidth >= ((TempLength + 1) / 2)) {\r | |
2711 | Value->Type = OpCode->ValueType;\r | |
2712 | TempBuffer = (UINT8 *)&Value->Value;\r | |
2713 | ZeroMem (TempStr, sizeof (TempStr));\r | |
2714 | for (Index = 0; Index < TempLength; Index++) {\r | |
2715 | TempStr[0] = StrPtr[TempLength - Index - 1];\r | |
2716 | DigitUint8 = (UINT8)StrHexToUint64 (TempStr);\r | |
2717 | if ((Index & 1) == 0) {\r | |
2718 | TempBuffer[Index/2] = DigitUint8;\r | |
2719 | } else {\r | |
2720 | TempBuffer[Index/2] = (UINT8)((DigitUint8 << 4) + TempBuffer[Index/2]);\r | |
2721 | }\r | |
2722 | }\r | |
2723 | }\r | |
2724 | }\r | |
2725 | }\r | |
2726 | \r | |
2573712e | 2727 | break;\r |
1436aea4 MK |
2728 | case EFI_HII_VARSTORE_EFI_VARIABLE:\r |
2729 | //\r | |
2730 | // Get value from variable.\r | |
2731 | //\r | |
2732 | TempLength = OpCode->ValueWidth;\r | |
2733 | Value->Type = OpCode->ValueType;\r | |
2734 | Status = gRT->GetVariable (\r | |
2735 | OpCode->ValueName,\r | |
2736 | &OpCode->VarStorage->Guid,\r | |
2737 | NULL,\r | |
2738 | &TempLength,\r | |
2739 | &Value->Value\r | |
2740 | );\r | |
2741 | if (EFI_ERROR (Status)) {\r | |
2742 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2743 | Value->Value.u8 = 0;\r | |
2744 | }\r | |
2745 | \r | |
2573712e LG |
2746 | break;\r |
2747 | default:\r | |
2748 | //\r | |
1436aea4 | 2749 | // Not recognize storage.\r |
2573712e | 2750 | //\r |
1436aea4 | 2751 | Status = EFI_UNSUPPORTED;\r |
2573712e | 2752 | goto Done;\r |
1436aea4 MK |
2753 | }\r |
2754 | } else {\r | |
2755 | //\r | |
2756 | // For Time/Date Data\r | |
2757 | //\r | |
2758 | if ((OpCode->ValueType != EFI_IFR_TYPE_DATE) && (OpCode->ValueType != EFI_IFR_TYPE_TIME)) {\r | |
2759 | //\r | |
2760 | // Only support Data/Time data when storage doesn't exist.\r | |
2761 | //\r | |
2762 | Status = EFI_UNSUPPORTED;\r | |
2763 | goto Done;\r | |
2764 | }\r | |
2765 | \r | |
2766 | Status = gRT->GetTime (&EfiTime, NULL);\r | |
2767 | if (!EFI_ERROR (Status)) {\r | |
2768 | if (OpCode->ValueType == EFI_IFR_TYPE_DATE) {\r | |
2769 | switch (OpCode->VarStoreInfo.VarOffset) {\r | |
2770 | case 0x00:\r | |
2771 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_16;\r | |
2772 | Value->Value.u16 = EfiTime.Year;\r | |
2773 | break;\r | |
2774 | case 0x02:\r | |
2775 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8;\r | |
2776 | Value->Value.u8 = EfiTime.Month;\r | |
2777 | break;\r | |
2778 | case 0x03:\r | |
2779 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8;\r | |
2780 | Value->Value.u8 = EfiTime.Day;\r | |
2781 | break;\r | |
2782 | default:\r | |
2783 | //\r | |
2784 | // Invalid Date field.\r | |
2785 | //\r | |
2786 | Status = EFI_INVALID_PARAMETER;\r | |
2787 | goto Done;\r | |
2788 | }\r | |
2789 | } else {\r | |
2790 | switch (OpCode->VarStoreInfo.VarOffset) {\r | |
2791 | case 0x00:\r | |
2792 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8;\r | |
2793 | Value->Value.u8 = EfiTime.Hour;\r | |
2794 | break;\r | |
2795 | case 0x01:\r | |
2796 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8;\r | |
2797 | Value->Value.u8 = EfiTime.Minute;\r | |
2798 | break;\r | |
2799 | case 0x02:\r | |
2800 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_8;\r | |
2801 | Value->Value.u8 = EfiTime.Second;\r | |
2802 | break;\r | |
2803 | default:\r | |
2804 | //\r | |
2805 | // Invalid Time field.\r | |
2806 | //\r | |
2807 | Status = EFI_INVALID_PARAMETER;\r | |
2808 | goto Done;\r | |
2809 | }\r | |
2573712e LG |
2810 | }\r |
2811 | }\r | |
2812 | }\r | |
2573712e | 2813 | \r |
1436aea4 | 2814 | break;\r |
2573712e | 2815 | \r |
1436aea4 MK |
2816 | case EFI_IFR_QUESTION_REF3_OP:\r |
2817 | //\r | |
2818 | // EFI_IFR_QUESTION_REF3\r | |
2819 | // Pop an expression from the expression stack\r | |
2820 | //\r | |
2821 | Status = PopExpression (Value);\r | |
2822 | if (EFI_ERROR (Status)) {\r | |
2823 | goto Done;\r | |
2824 | }\r | |
d1102dba | 2825 | \r |
1436aea4 MK |
2826 | //\r |
2827 | // Validate the expression value\r | |
2828 | //\r | |
2829 | if ((Value->Type > EFI_IFR_TYPE_NUM_SIZE_64) || (Value->Value.u64 > 0xffff)) {\r | |
2830 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2831 | break;\r | |
2832 | }\r | |
2833 | \r | |
2834 | if (OpCode->DevicePath != 0) {\r | |
2835 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
db40504e | 2836 | \r |
1436aea4 MK |
2837 | StrPtr = GetToken (OpCode->DevicePath, FormSet->HiiHandle);\r |
2838 | if ((StrPtr != NULL) && (mPathFromText != NULL)) {\r | |
2839 | DevicePath = mPathFromText->ConvertTextToDevicePath (StrPtr);\r | |
2840 | if ((DevicePath != NULL) && GetQuestionValueFromForm (DevicePath, NULL, &OpCode->Guid, Value->Value.u16, &QuestionVal)) {\r | |
2841 | Value = &QuestionVal;\r | |
2842 | }\r | |
33efdf51 | 2843 | \r |
1436aea4 MK |
2844 | if (DevicePath != NULL) {\r |
2845 | FreePool (DevicePath);\r | |
2846 | }\r | |
80a047f0 | 2847 | }\r |
1436aea4 MK |
2848 | \r |
2849 | if (StrPtr != NULL) {\r | |
2850 | FreePool (StrPtr);\r | |
2851 | }\r | |
2852 | } else if (IsZeroGuid (&OpCode->Guid)) {\r | |
2853 | if (!GetQuestionValueFromForm (NULL, FormSet->HiiHandle, &OpCode->Guid, Value->Value.u16, &QuestionVal)) {\r | |
2854 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2855 | break;\r | |
80a047f0 | 2856 | }\r |
33efdf51 | 2857 | \r |
1436aea4 MK |
2858 | Value = &QuestionVal;\r |
2859 | } else {\r | |
2860 | Question = IdToQuestion (FormSet, Form, Value->Value.u16);\r | |
2861 | if (Question == NULL) {\r | |
2862 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2863 | break;\r | |
2864 | }\r | |
2865 | \r | |
2866 | //\r | |
2867 | // push the questions' value on to the expression stack\r | |
2868 | //\r | |
2869 | Value = &Question->HiiValue;\r | |
7936fb6a | 2870 | }\r |
1436aea4 MK |
2871 | \r |
2872 | break;\r | |
2873 | \r | |
2874 | case EFI_IFR_RULE_REF_OP:\r | |
2875 | //\r | |
2876 | // Find expression for this rule\r | |
2877 | //\r | |
2878 | RuleExpression = RuleIdToExpression (Form, OpCode->RuleId);\r | |
2879 | if (RuleExpression == NULL) {\r | |
8f420676 ED |
2880 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r |
2881 | break;\r | |
db40504e | 2882 | }\r |
1436aea4 MK |
2883 | \r |
2884 | //\r | |
2885 | // Evaluate this rule expression\r | |
2886 | //\r | |
2887 | Status = EvaluateExpression (FormSet, Form, RuleExpression);\r | |
2888 | if (EFI_ERROR (Status) || (RuleExpression->Result.Type == EFI_IFR_TYPE_UNDEFINED)) {\r | |
8f420676 ED |
2889 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r |
2890 | break;\r | |
7936fb6a | 2891 | }\r |
2892 | \r | |
1436aea4 MK |
2893 | Value = &RuleExpression->Result;\r |
2894 | break;\r | |
2895 | \r | |
2896 | case EFI_IFR_STRING_REF1_OP:\r | |
2897 | Value->Type = EFI_IFR_TYPE_STRING;\r | |
2898 | Value->Value.string = OpCode->Value.Value.string;\r | |
2899 | break;\r | |
7936fb6a | 2900 | \r |
7936fb6a | 2901 | //\r |
1436aea4 MK |
2902 | // Constant\r |
2903 | //\r | |
2904 | case EFI_IFR_TRUE_OP:\r | |
2905 | case EFI_IFR_FALSE_OP:\r | |
2906 | case EFI_IFR_ONE_OP:\r | |
2907 | case EFI_IFR_ONES_OP:\r | |
2908 | case EFI_IFR_UINT8_OP:\r | |
2909 | case EFI_IFR_UINT16_OP:\r | |
2910 | case EFI_IFR_UINT32_OP:\r | |
2911 | case EFI_IFR_UINT64_OP:\r | |
2912 | case EFI_IFR_UNDEFINED_OP:\r | |
2913 | case EFI_IFR_VERSION_OP:\r | |
2914 | case EFI_IFR_ZERO_OP:\r | |
2915 | Value = &OpCode->Value;\r | |
8f420676 | 2916 | break;\r |
7936fb6a | 2917 | \r |
2918 | //\r | |
1436aea4 | 2919 | // unary-op\r |
7936fb6a | 2920 | //\r |
1436aea4 MK |
2921 | case EFI_IFR_LENGTH_OP:\r |
2922 | Status = PopExpression (Value);\r | |
2923 | if (EFI_ERROR (Status)) {\r | |
2924 | goto Done;\r | |
2925 | }\r | |
7936fb6a | 2926 | \r |
1436aea4 MK |
2927 | if ((Value->Type != EFI_IFR_TYPE_STRING) && !IsTypeInBuffer (Value)) {\r |
2928 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2929 | break;\r | |
2930 | }\r | |
7936fb6a | 2931 | \r |
1436aea4 MK |
2932 | if (Value->Type == EFI_IFR_TYPE_STRING) {\r |
2933 | StrPtr = GetToken (Value->Value.string, FormSet->HiiHandle);\r | |
2934 | if (StrPtr == NULL) {\r | |
2935 | Status = EFI_INVALID_PARAMETER;\r | |
2936 | goto Done;\r | |
2937 | }\r | |
7936fb6a | 2938 | \r |
1436aea4 MK |
2939 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_64;\r |
2940 | Value->Value.u64 = StrLen (StrPtr);\r | |
2941 | FreePool (StrPtr);\r | |
2942 | } else {\r | |
2943 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_64;\r | |
2944 | Value->Value.u64 = GetLengthForValue (Value);\r | |
2945 | FreePool (Value->Buffer);\r | |
2946 | }\r | |
7936fb6a | 2947 | \r |
8f420676 | 2948 | break;\r |
7936fb6a | 2949 | \r |
1436aea4 MK |
2950 | case EFI_IFR_NOT_OP:\r |
2951 | Status = PopExpression (Value);\r | |
2952 | if (EFI_ERROR (Status)) {\r | |
901ba0e7 ED |
2953 | goto Done;\r |
2954 | }\r | |
7936fb6a | 2955 | \r |
1436aea4 MK |
2956 | if (Value->Type != EFI_IFR_TYPE_BOOLEAN) {\r |
2957 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2958 | break;\r | |
2959 | }\r | |
7936fb6a | 2960 | \r |
1436aea4 | 2961 | Value->Value.b = (BOOLEAN)(!Value->Value.b);\r |
8f420676 | 2962 | break;\r |
7936fb6a | 2963 | \r |
1436aea4 MK |
2964 | case EFI_IFR_QUESTION_REF2_OP:\r |
2965 | //\r | |
2966 | // Pop an expression from the expression stack\r | |
2967 | //\r | |
2968 | Status = PopExpression (Value);\r | |
2969 | if (EFI_ERROR (Status)) {\r | |
2970 | goto Done;\r | |
2971 | }\r | |
7936fb6a | 2972 | \r |
1436aea4 MK |
2973 | //\r |
2974 | // Validate the expression value\r | |
2975 | //\r | |
2976 | if ((Value->Type > EFI_IFR_TYPE_NUM_SIZE_64) || (Value->Value.u64 > 0xffff)) {\r | |
2977 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2978 | break;\r | |
2979 | }\r | |
7936fb6a | 2980 | \r |
1436aea4 MK |
2981 | Question = IdToQuestion (FormSet, Form, Value->Value.u16);\r |
2982 | if (Question == NULL) {\r | |
2983 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2984 | break;\r | |
2985 | }\r | |
7936fb6a | 2986 | \r |
1436aea4 | 2987 | Value = &Question->HiiValue;\r |
8f420676 | 2988 | break;\r |
7936fb6a | 2989 | \r |
1436aea4 | 2990 | case EFI_IFR_STRING_REF2_OP:\r |
7936fb6a | 2991 | //\r |
1436aea4 | 2992 | // Pop an expression from the expression stack\r |
7936fb6a | 2993 | //\r |
1436aea4 MK |
2994 | Status = PopExpression (Value);\r |
2995 | if (EFI_ERROR (Status)) {\r | |
2996 | goto Done;\r | |
2997 | }\r | |
7936fb6a | 2998 | \r |
7936fb6a | 2999 | //\r |
1436aea4 | 3000 | // Validate the expression value\r |
7936fb6a | 3001 | //\r |
1436aea4 MK |
3002 | if ((Value->Type > EFI_IFR_TYPE_NUM_SIZE_64) || (Value->Value.u64 > 0xffff)) {\r |
3003 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3004 | break;\r | |
3005 | }\r | |
3006 | \r | |
3007 | Value->Type = EFI_IFR_TYPE_STRING;\r | |
3008 | StrPtr = GetToken (Value->Value.u16, FormSet->HiiHandle);\r | |
3009 | if (StrPtr == NULL) {\r | |
3010 | //\r | |
3011 | // If String not exit, push an empty string\r | |
3012 | //\r | |
3013 | Value->Value.string = NewString (gEmptyString, FormSet->HiiHandle);\r | |
3014 | } else {\r | |
3015 | Index = (UINT16)Value->Value.u64;\r | |
3016 | Value->Value.string = Index;\r | |
3017 | FreePool (StrPtr);\r | |
3018 | }\r | |
3019 | \r | |
3020 | break;\r | |
7936fb6a | 3021 | \r |
1436aea4 | 3022 | case EFI_IFR_TO_BOOLEAN_OP:\r |
7936fb6a | 3023 | //\r |
1436aea4 | 3024 | // Pop an expression from the expression stack\r |
7936fb6a | 3025 | //\r |
1436aea4 MK |
3026 | Status = PopExpression (Value);\r |
3027 | if (EFI_ERROR (Status)) {\r | |
2573712e | 3028 | goto Done;\r |
7936fb6a | 3029 | }\r |
d1102dba | 3030 | \r |
901ba0e7 | 3031 | //\r |
1436aea4 | 3032 | // Convert an expression to a Boolean\r |
901ba0e7 | 3033 | //\r |
1436aea4 MK |
3034 | if (Value->Type <= EFI_IFR_TYPE_DATE) {\r |
3035 | //\r | |
3036 | // When converting from an unsigned integer, zero will be converted to\r | |
3037 | // FALSE and any other value will be converted to TRUE.\r | |
3038 | //\r | |
3039 | Value->Value.b = (BOOLEAN)(HiiValueToUINT64 (Value) != 0);\r | |
3040 | \r | |
3041 | Value->Type = EFI_IFR_TYPE_BOOLEAN;\r | |
3042 | } else if (Value->Type == EFI_IFR_TYPE_STRING) {\r | |
3043 | //\r | |
3044 | // When converting from a string, if case-insensitive compare\r | |
3045 | // with "true" is True, then push True. If a case-insensitive compare\r | |
3046 | // with "false" is True, then push False. Otherwise, push Undefined.\r | |
3047 | //\r | |
3048 | StrPtr = GetToken (Value->Value.string, FormSet->HiiHandle);\r | |
3049 | if (StrPtr == NULL) {\r | |
3050 | Status = EFI_INVALID_PARAMETER;\r | |
3051 | goto Done;\r | |
901ba0e7 | 3052 | }\r |
901ba0e7 | 3053 | \r |
1436aea4 MK |
3054 | IfrStrToUpper (StrPtr);\r |
3055 | if (StrCmp (StrPtr, L"TRUE") == 0) {\r | |
3056 | Value->Value.b = TRUE;\r | |
3057 | Value->Type = EFI_IFR_TYPE_BOOLEAN;\r | |
3058 | } else if (StrCmp (StrPtr, L"FALSE") == 0) {\r | |
3059 | Value->Value.b = FALSE;\r | |
3060 | Value->Type = EFI_IFR_TYPE_BOOLEAN;\r | |
3061 | } else {\r | |
3062 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3063 | }\r | |
7936fb6a | 3064 | \r |
1436aea4 MK |
3065 | FreePool (StrPtr);\r |
3066 | } else if (Value->Type == EFI_IFR_TYPE_BUFFER) {\r | |
3067 | //\r | |
3068 | // When converting from a buffer, if the buffer is all zeroes,\r | |
3069 | // then push False. Otherwise push True.\r | |
3070 | //\r | |
3071 | for (Index = 0; Index < Value->BufferLen; Index++) {\r | |
3072 | if (Value->Buffer[Index] != 0) {\r | |
3073 | break;\r | |
3074 | }\r | |
3075 | }\r | |
7936fb6a | 3076 | \r |
1436aea4 MK |
3077 | if (Index >= Value->BufferLen) {\r |
3078 | Value->Value.b = FALSE;\r | |
3079 | } else {\r | |
3080 | Value->Value.b = TRUE;\r | |
3081 | }\r | |
7936fb6a | 3082 | \r |
1436aea4 MK |
3083 | Value->Type = EFI_IFR_TYPE_BOOLEAN;\r |
3084 | FreePool (Value->Buffer);\r | |
3085 | }\r | |
7936fb6a | 3086 | \r |
1436aea4 | 3087 | break;\r |
7936fb6a | 3088 | \r |
1436aea4 MK |
3089 | case EFI_IFR_TO_STRING_OP:\r |
3090 | Status = IfrToString (FormSet, OpCode->Format, Value);\r | |
8f420676 | 3091 | break;\r |
7936fb6a | 3092 | \r |
1436aea4 MK |
3093 | case EFI_IFR_TO_UINT_OP:\r |
3094 | Status = IfrToUint (FormSet, Value);\r | |
3095 | break;\r | |
7936fb6a | 3096 | \r |
1436aea4 MK |
3097 | case EFI_IFR_TO_LOWER_OP:\r |
3098 | case EFI_IFR_TO_UPPER_OP:\r | |
3099 | Status = InitializeUnicodeCollationProtocol ();\r | |
3100 | if (EFI_ERROR (Status)) {\r | |
3101 | goto Done;\r | |
3102 | }\r | |
7936fb6a | 3103 | \r |
1436aea4 MK |
3104 | Status = PopExpression (Value);\r |
3105 | if (EFI_ERROR (Status)) {\r | |
3106 | goto Done;\r | |
3107 | }\r | |
3108 | \r | |
3109 | if (Value->Type != EFI_IFR_TYPE_STRING) {\r | |
3110 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3111 | break;\r | |
3112 | }\r | |
3113 | \r | |
3114 | StrPtr = GetToken (Value->Value.string, FormSet->HiiHandle);\r | |
3115 | if (StrPtr == NULL) {\r | |
3116 | Status = EFI_NOT_FOUND;\r | |
3117 | goto Done;\r | |
3118 | }\r | |
3119 | \r | |
3120 | if (OpCode->Operand == EFI_IFR_TO_LOWER_OP) {\r | |
3121 | mUnicodeCollation->StrLwr (mUnicodeCollation, StrPtr);\r | |
3122 | } else {\r | |
3123 | mUnicodeCollation->StrUpr (mUnicodeCollation, StrPtr);\r | |
3124 | }\r | |
3125 | \r | |
3126 | Value->Value.string = NewString (StrPtr, FormSet->HiiHandle);\r | |
3127 | FreePool (StrPtr);\r | |
8f420676 | 3128 | break;\r |
7936fb6a | 3129 | \r |
1436aea4 MK |
3130 | case EFI_IFR_BITWISE_NOT_OP:\r |
3131 | //\r | |
3132 | // Pop an expression from the expression stack\r | |
3133 | //\r | |
3134 | Status = PopExpression (Value);\r | |
3135 | if (EFI_ERROR (Status)) {\r | |
3136 | goto Done;\r | |
3137 | }\r | |
7936fb6a | 3138 | \r |
1436aea4 MK |
3139 | if (Value->Type > EFI_IFR_TYPE_DATE) {\r |
3140 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
2573712e | 3141 | break;\r |
2573712e | 3142 | }\r |
1436aea4 MK |
3143 | \r |
3144 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_64;\r | |
3145 | Value->Value.u64 = ~HiiValueToUINT64(Value);\r | |
3146 | break;\r | |
3147 | \r | |
3148 | case EFI_IFR_SET_OP:\r | |
2573712e | 3149 | //\r |
1436aea4 | 3150 | // Pop an expression from the expression stack\r |
2573712e | 3151 | //\r |
1436aea4 MK |
3152 | Status = PopExpression (Value);\r |
3153 | if (EFI_ERROR (Status)) {\r | |
2573712e LG |
3154 | goto Done;\r |
3155 | }\r | |
1436aea4 MK |
3156 | \r |
3157 | Data1.Type = EFI_IFR_TYPE_BOOLEAN;\r | |
3158 | Data1.Value.b = FALSE;\r | |
3159 | //\r | |
3160 | // Set value to var storage buffer\r | |
3161 | //\r | |
3162 | if (OpCode->VarStorage != NULL) {\r | |
3163 | switch (OpCode->VarStorage->Type) {\r | |
3164 | case EFI_HII_VARSTORE_BUFFER:\r | |
3165 | case EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER:\r | |
3166 | CopyMem (OpCode->VarStorage->EditBuffer + OpCode->VarStoreInfo.VarOffset, &Value->Value, OpCode->ValueWidth);\r | |
3167 | Data1.Value.b = TRUE;\r | |
2573712e | 3168 | break;\r |
1436aea4 MK |
3169 | case EFI_HII_VARSTORE_NAME_VALUE:\r |
3170 | if (OpCode->ValueType != EFI_IFR_TYPE_STRING) {\r | |
3171 | NameValue = AllocateZeroPool ((OpCode->ValueWidth * 2 + 1) * sizeof (CHAR16));\r | |
3172 | ASSERT (NameValue != NULL);\r | |
3173 | //\r | |
3174 | // Convert Buffer to Hex String\r | |
3175 | //\r | |
3176 | TempBuffer = (UINT8 *)&Value->Value + OpCode->ValueWidth - 1;\r | |
3177 | StrPtr = NameValue;\r | |
3178 | for (Index = 0; Index < OpCode->ValueWidth; Index++, TempBuffer--) {\r | |
3179 | UnicodeValueToStringS (\r | |
3180 | StrPtr,\r | |
3181 | (OpCode->ValueWidth * 2 + 1) * sizeof (CHAR16) - ((UINTN)StrPtr - (UINTN)NameValue),\r | |
3182 | PREFIX_ZERO | RADIX_HEX,\r | |
3183 | *TempBuffer,\r | |
3184 | 2\r | |
3185 | );\r | |
3186 | StrPtr += StrnLenS (StrPtr, OpCode->ValueWidth * 2 + 1 - ((UINTN)StrPtr - (UINTN)NameValue) / sizeof (CHAR16));\r | |
3187 | }\r | |
3188 | \r | |
3189 | Status = SetValueByName (OpCode->VarStorage, OpCode->ValueName, NameValue, GetSetValueWithEditBuffer, NULL);\r | |
3190 | FreePool (NameValue);\r | |
3191 | if (!EFI_ERROR (Status)) {\r | |
3192 | Data1.Value.b = TRUE;\r | |
3193 | }\r | |
3194 | }\r | |
3195 | \r | |
2573712e | 3196 | break;\r |
1436aea4 MK |
3197 | case EFI_HII_VARSTORE_EFI_VARIABLE:\r |
3198 | Status = gRT->SetVariable (\r | |
3199 | OpCode->ValueName,\r | |
3200 | &OpCode->VarStorage->Guid,\r | |
3201 | OpCode->VarStorage->Attributes,\r | |
3202 | OpCode->ValueWidth,\r | |
3203 | &Value->Value\r | |
3204 | );\r | |
3205 | if (!EFI_ERROR (Status)) {\r | |
3206 | Data1.Value.b = TRUE;\r | |
3207 | }\r | |
3208 | \r | |
2573712e LG |
3209 | break;\r |
3210 | default:\r | |
3211 | //\r | |
1436aea4 | 3212 | // Not recognize storage.\r |
2573712e | 3213 | //\r |
1436aea4 | 3214 | Status = EFI_UNSUPPORTED;\r |
2573712e | 3215 | goto Done;\r |
2573712e | 3216 | }\r |
1436aea4 MK |
3217 | } else {\r |
3218 | //\r | |
3219 | // For Time/Date Data\r | |
3220 | //\r | |
3221 | if ((OpCode->ValueType != EFI_IFR_TYPE_DATE) && (OpCode->ValueType != EFI_IFR_TYPE_TIME)) {\r | |
3222 | //\r | |
3223 | // Only support Data/Time data when storage doesn't exist.\r | |
3224 | //\r | |
3225 | Status = EFI_UNSUPPORTED;\r | |
3226 | goto Done;\r | |
3227 | }\r | |
3228 | \r | |
3229 | Status = gRT->GetTime (&EfiTime, NULL);\r | |
2573712e | 3230 | if (!EFI_ERROR (Status)) {\r |
1436aea4 MK |
3231 | if (OpCode->ValueType == EFI_IFR_TYPE_DATE) {\r |
3232 | switch (OpCode->VarStoreInfo.VarOffset) {\r | |
3233 | case 0x00:\r | |
3234 | EfiTime.Year = Value->Value.u16;\r | |
3235 | break;\r | |
3236 | case 0x02:\r | |
3237 | EfiTime.Month = Value->Value.u8;\r | |
3238 | break;\r | |
3239 | case 0x03:\r | |
3240 | EfiTime.Day = Value->Value.u8;\r | |
3241 | break;\r | |
3242 | default:\r | |
3243 | //\r | |
3244 | // Invalid Date field.\r | |
3245 | //\r | |
3246 | Status = EFI_INVALID_PARAMETER;\r | |
3247 | goto Done;\r | |
3248 | }\r | |
3249 | } else {\r | |
3250 | switch (OpCode->VarStoreInfo.VarOffset) {\r | |
3251 | case 0x00:\r | |
3252 | EfiTime.Hour = Value->Value.u8;\r | |
3253 | break;\r | |
3254 | case 0x01:\r | |
3255 | EfiTime.Minute = Value->Value.u8;\r | |
3256 | break;\r | |
3257 | case 0x02:\r | |
3258 | EfiTime.Second = Value->Value.u8;\r | |
3259 | break;\r | |
3260 | default:\r | |
3261 | //\r | |
3262 | // Invalid Time field.\r | |
3263 | //\r | |
3264 | Status = EFI_INVALID_PARAMETER;\r | |
3265 | goto Done;\r | |
3266 | }\r | |
3267 | }\r | |
3268 | \r | |
3269 | Status = gRT->SetTime (&EfiTime);\r | |
3270 | if (!EFI_ERROR (Status)) {\r | |
3271 | Data1.Value.b = TRUE;\r | |
3272 | }\r | |
2573712e LG |
3273 | }\r |
3274 | }\r | |
2573712e | 3275 | \r |
1436aea4 MK |
3276 | Value = &Data1;\r |
3277 | break;\r | |
3278 | \r | |
7936fb6a | 3279 | //\r |
1436aea4 | 3280 | // binary-op\r |
7936fb6a | 3281 | //\r |
1436aea4 MK |
3282 | case EFI_IFR_ADD_OP:\r |
3283 | case EFI_IFR_SUBTRACT_OP:\r | |
3284 | case EFI_IFR_MULTIPLY_OP:\r | |
3285 | case EFI_IFR_DIVIDE_OP:\r | |
3286 | case EFI_IFR_MODULO_OP:\r | |
3287 | case EFI_IFR_BITWISE_AND_OP:\r | |
3288 | case EFI_IFR_BITWISE_OR_OP:\r | |
3289 | case EFI_IFR_SHIFT_LEFT_OP:\r | |
3290 | case EFI_IFR_SHIFT_RIGHT_OP:\r | |
3291 | //\r | |
3292 | // Pop an expression from the expression stack\r | |
3293 | //\r | |
3294 | Status = PopExpression (&Data2);\r | |
3295 | if (EFI_ERROR (Status)) {\r | |
3296 | goto Done;\r | |
3297 | }\r | |
3298 | \r | |
3299 | //\r | |
3300 | // Pop another expression from the expression stack\r | |
3301 | //\r | |
3302 | Status = PopExpression (&Data1);\r | |
3303 | if (EFI_ERROR (Status)) {\r | |
3304 | goto Done;\r | |
3305 | }\r | |
3306 | \r | |
3307 | if (Data2.Type > EFI_IFR_TYPE_DATE) {\r | |
3308 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3309 | break;\r | |
3310 | }\r | |
3311 | \r | |
3312 | if (Data1.Type > EFI_IFR_TYPE_DATE) {\r | |
3313 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3314 | break;\r | |
3315 | }\r | |
3316 | \r | |
3317 | Value->Type = EFI_IFR_TYPE_NUM_SIZE_64;\r | |
3318 | \r | |
3319 | switch (OpCode->Operand) {\r | |
3320 | case EFI_IFR_ADD_OP:\r | |
3321 | Value->Value.u64 = HiiValueToUINT64 (&Data1) + HiiValueToUINT64 (&Data2);\r | |
3322 | break;\r | |
3323 | \r | |
3324 | case EFI_IFR_SUBTRACT_OP:\r | |
3325 | Value->Value.u64 = HiiValueToUINT64 (&Data1) - HiiValueToUINT64 (&Data2);\r | |
3326 | break;\r | |
7936fb6a | 3327 | \r |
1436aea4 MK |
3328 | case EFI_IFR_MULTIPLY_OP:\r |
3329 | Value->Value.u64 = MultU64x32 (HiiValueToUINT64 (&Data1), (UINT32)HiiValueToUINT64 (&Data2));\r | |
3330 | break;\r | |
8f420676 | 3331 | \r |
1436aea4 MK |
3332 | case EFI_IFR_DIVIDE_OP:\r |
3333 | Value->Value.u64 = DivU64x32 (HiiValueToUINT64 (&Data1), (UINT32)HiiValueToUINT64 (&Data2));\r | |
3334 | break;\r | |
8f420676 | 3335 | \r |
1436aea4 MK |
3336 | case EFI_IFR_MODULO_OP:\r |
3337 | DivU64x32Remainder (HiiValueToUINT64 (&Data1), (UINT32)HiiValueToUINT64 (&Data2), &TempValue);\r | |
3338 | Value->Value.u64 = TempValue;\r | |
3339 | break;\r | |
8f420676 | 3340 | \r |
1436aea4 MK |
3341 | case EFI_IFR_BITWISE_AND_OP:\r |
3342 | Value->Value.u64 = HiiValueToUINT64 (&Data1) & HiiValueToUINT64 (&Data2);\r | |
3343 | break;\r | |
7936fb6a | 3344 | \r |
1436aea4 MK |
3345 | case EFI_IFR_BITWISE_OR_OP:\r |
3346 | Value->Value.u64 = HiiValueToUINT64 (&Data1) | HiiValueToUINT64 (&Data2);\r | |
3347 | break;\r | |
7936fb6a | 3348 | \r |
1436aea4 MK |
3349 | case EFI_IFR_SHIFT_LEFT_OP:\r |
3350 | Value->Value.u64 = LShiftU64 (HiiValueToUINT64 (&Data1), (UINTN)HiiValueToUINT64 (&Data2));\r | |
3351 | break;\r | |
7936fb6a | 3352 | \r |
1436aea4 MK |
3353 | case EFI_IFR_SHIFT_RIGHT_OP:\r |
3354 | Value->Value.u64 = RShiftU64 (HiiValueToUINT64 (&Data1), (UINTN)HiiValueToUINT64 (&Data2));\r | |
3355 | break;\r | |
7936fb6a | 3356 | \r |
1436aea4 MK |
3357 | default:\r |
3358 | break;\r | |
3359 | }\r | |
7936fb6a | 3360 | \r |
1436aea4 | 3361 | break;\r |
7936fb6a | 3362 | \r |
1436aea4 MK |
3363 | case EFI_IFR_AND_OP:\r |
3364 | case EFI_IFR_OR_OP:\r | |
3365 | //\r | |
3366 | // Two Boolean operator\r | |
3367 | //\r | |
3368 | Status = PopExpression (&Data2);\r | |
3369 | if (EFI_ERROR (Status)) {\r | |
3370 | goto Done;\r | |
3371 | }\r | |
7936fb6a | 3372 | \r |
1436aea4 MK |
3373 | //\r |
3374 | // Pop another expression from the expression stack\r | |
3375 | //\r | |
3376 | Status = PopExpression (&Data1);\r | |
3377 | if (EFI_ERROR (Status)) {\r | |
3378 | goto Done;\r | |
3379 | }\r | |
7936fb6a | 3380 | \r |
1436aea4 MK |
3381 | if (Data2.Type != EFI_IFR_TYPE_BOOLEAN) {\r |
3382 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
7936fb6a | 3383 | break;\r |
1436aea4 | 3384 | }\r |
7936fb6a | 3385 | \r |
1436aea4 MK |
3386 | if (Data1.Type != EFI_IFR_TYPE_BOOLEAN) {\r |
3387 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
7936fb6a | 3388 | break;\r |
1436aea4 | 3389 | }\r |
7936fb6a | 3390 | \r |
1436aea4 MK |
3391 | if (OpCode->Operand == EFI_IFR_AND_OP) {\r |
3392 | Value->Value.b = (BOOLEAN)(Data1.Value.b && Data2.Value.b);\r | |
3393 | } else {\r | |
3394 | Value->Value.b = (BOOLEAN)(Data1.Value.b || Data2.Value.b);\r | |
3395 | }\r | |
7936fb6a | 3396 | \r |
1436aea4 | 3397 | break;\r |
7936fb6a | 3398 | \r |
1436aea4 MK |
3399 | case EFI_IFR_EQUAL_OP:\r |
3400 | case EFI_IFR_NOT_EQUAL_OP:\r | |
3401 | case EFI_IFR_GREATER_EQUAL_OP:\r | |
3402 | case EFI_IFR_GREATER_THAN_OP:\r | |
3403 | case EFI_IFR_LESS_EQUAL_OP:\r | |
3404 | case EFI_IFR_LESS_THAN_OP:\r | |
3405 | //\r | |
3406 | // Compare two integer, string, boolean or date/time\r | |
3407 | //\r | |
3408 | Status = PopExpression (&Data2);\r | |
3409 | if (EFI_ERROR (Status)) {\r | |
3410 | goto Done;\r | |
3411 | }\r | |
7936fb6a | 3412 | \r |
1436aea4 MK |
3413 | //\r |
3414 | // Pop another expression from the expression stack\r | |
3415 | //\r | |
3416 | Status = PopExpression (&Data1);\r | |
3417 | if (EFI_ERROR (Status)) {\r | |
3418 | goto Done;\r | |
3419 | }\r | |
8f420676 | 3420 | \r |
1436aea4 MK |
3421 | if ((Data2.Type > EFI_IFR_TYPE_BOOLEAN) &&\r |
3422 | (Data2.Type != EFI_IFR_TYPE_STRING) &&\r | |
3423 | !IsTypeInBuffer (&Data2))\r | |
3424 | {\r | |
3425 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3426 | break;\r | |
3427 | }\r | |
8f420676 | 3428 | \r |
1436aea4 MK |
3429 | if ((Data1.Type > EFI_IFR_TYPE_BOOLEAN) &&\r |
3430 | (Data1.Type != EFI_IFR_TYPE_STRING) &&\r | |
3431 | !IsTypeInBuffer (&Data1))\r | |
3432 | {\r | |
3433 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3434 | break;\r | |
3435 | }\r | |
7936fb6a | 3436 | \r |
1436aea4 MK |
3437 | Status = CompareHiiValue (&Data1, &Data2, &Result, FormSet->HiiHandle);\r |
3438 | if (Data1.Type == EFI_IFR_TYPE_BUFFER) {\r | |
3439 | FreePool (Data1.Buffer);\r | |
3440 | }\r | |
7936fb6a | 3441 | \r |
1436aea4 MK |
3442 | if (Data2.Type == EFI_IFR_TYPE_BUFFER) {\r |
3443 | FreePool (Data2.Buffer);\r | |
3444 | }\r | |
7936fb6a | 3445 | \r |
1436aea4 MK |
3446 | if (Status == EFI_UNSUPPORTED) {\r |
3447 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3448 | Status = EFI_SUCCESS;\r | |
3449 | break;\r | |
3450 | }\r | |
7936fb6a | 3451 | \r |
1436aea4 MK |
3452 | if (EFI_ERROR (Status)) {\r |
3453 | goto Done;\r | |
3454 | }\r | |
8f420676 | 3455 | \r |
1436aea4 MK |
3456 | switch (OpCode->Operand) {\r |
3457 | case EFI_IFR_EQUAL_OP:\r | |
3458 | Value->Value.b = (BOOLEAN)((Result == 0) ? TRUE : FALSE);\r | |
3459 | break;\r | |
8f420676 | 3460 | \r |
1436aea4 MK |
3461 | case EFI_IFR_NOT_EQUAL_OP:\r |
3462 | Value->Value.b = (BOOLEAN)((Result != 0) ? TRUE : FALSE);\r | |
3463 | break;\r | |
d1102dba | 3464 | \r |
1436aea4 MK |
3465 | case EFI_IFR_GREATER_EQUAL_OP:\r |
3466 | Value->Value.b = (BOOLEAN)((Result >= 0) ? TRUE : FALSE);\r | |
3467 | break;\r | |
8f420676 | 3468 | \r |
1436aea4 MK |
3469 | case EFI_IFR_GREATER_THAN_OP:\r |
3470 | Value->Value.b = (BOOLEAN)((Result > 0) ? TRUE : FALSE);\r | |
3471 | break;\r | |
7936fb6a | 3472 | \r |
1436aea4 MK |
3473 | case EFI_IFR_LESS_EQUAL_OP:\r |
3474 | Value->Value.b = (BOOLEAN)((Result <= 0) ? TRUE : FALSE);\r | |
3475 | break;\r | |
7936fb6a | 3476 | \r |
1436aea4 MK |
3477 | case EFI_IFR_LESS_THAN_OP:\r |
3478 | Value->Value.b = (BOOLEAN)((Result < 0) ? TRUE : FALSE);\r | |
3479 | break;\r | |
7936fb6a | 3480 | \r |
1436aea4 MK |
3481 | default:\r |
3482 | break;\r | |
3483 | }\r | |
7936fb6a | 3484 | \r |
7936fb6a | 3485 | break;\r |
3486 | \r | |
1436aea4 MK |
3487 | case EFI_IFR_MATCH_OP:\r |
3488 | Status = InitializeUnicodeCollationProtocol ();\r | |
3489 | if (EFI_ERROR (Status)) {\r | |
3490 | goto Done;\r | |
3491 | }\r | |
7936fb6a | 3492 | \r |
1436aea4 | 3493 | Status = IfrMatch (FormSet, Value);\r |
7936fb6a | 3494 | break;\r |
3495 | \r | |
1436aea4 MK |
3496 | case EFI_IFR_MATCH2_OP:\r |
3497 | Status = IfrMatch2 (FormSet, &OpCode->Guid, Value);\r | |
7936fb6a | 3498 | break;\r |
7936fb6a | 3499 | \r |
1436aea4 MK |
3500 | case EFI_IFR_CATENATE_OP:\r |
3501 | Status = IfrCatenate (FormSet, Value);\r | |
3502 | break;\r | |
d1102dba | 3503 | \r |
1436aea4 MK |
3504 | //\r |
3505 | // ternary-op\r | |
3506 | //\r | |
3507 | case EFI_IFR_CONDITIONAL_OP:\r | |
3508 | //\r | |
3509 | // Pop third expression from the expression stack\r | |
3510 | //\r | |
3511 | Status = PopExpression (&Data3);\r | |
3512 | if (EFI_ERROR (Status)) {\r | |
3513 | goto Done;\r | |
3514 | }\r | |
7936fb6a | 3515 | \r |
1436aea4 MK |
3516 | //\r |
3517 | // Pop second expression from the expression stack\r | |
3518 | //\r | |
3519 | Status = PopExpression (&Data2);\r | |
3520 | if (EFI_ERROR (Status)) {\r | |
3521 | goto Done;\r | |
3522 | }\r | |
9bd22b08 | 3523 | \r |
1436aea4 MK |
3524 | //\r |
3525 | // Pop first expression from the expression stack\r | |
3526 | //\r | |
3527 | Status = PopExpression (&Data1);\r | |
3528 | if (EFI_ERROR (Status)) {\r | |
3529 | goto Done;\r | |
3530 | }\r | |
7936fb6a | 3531 | \r |
1436aea4 MK |
3532 | if (Data1.Type != EFI_IFR_TYPE_BOOLEAN) {\r |
3533 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r | |
3534 | break;\r | |
3535 | }\r | |
7936fb6a | 3536 | \r |
1436aea4 MK |
3537 | if (Data1.Value.b) {\r |
3538 | Value = &Data3;\r | |
3539 | } else {\r | |
3540 | Value = &Data2;\r | |
3541 | }\r | |
7936fb6a | 3542 | \r |
8f420676 | 3543 | break;\r |
7936fb6a | 3544 | \r |
1436aea4 MK |
3545 | case EFI_IFR_FIND_OP:\r |
3546 | Status = IfrFind (FormSet, OpCode->Format, Value);\r | |
3547 | break;\r | |
7936fb6a | 3548 | \r |
1436aea4 MK |
3549 | case EFI_IFR_MID_OP:\r |
3550 | Status = IfrMid (FormSet, Value);\r | |
3551 | break;\r | |
7936fb6a | 3552 | \r |
1436aea4 MK |
3553 | case EFI_IFR_TOKEN_OP:\r |
3554 | Status = IfrToken (FormSet, Value);\r | |
3555 | break;\r | |
7936fb6a | 3556 | \r |
1436aea4 MK |
3557 | case EFI_IFR_SPAN_OP:\r |
3558 | Status = IfrSpan (FormSet, OpCode->Flags, Value);\r | |
3559 | break;\r | |
7936fb6a | 3560 | \r |
1436aea4 | 3561 | case EFI_IFR_MAP_OP:\r |
2573712e | 3562 | //\r |
1436aea4 | 3563 | // Pop the check value\r |
2573712e | 3564 | //\r |
1436aea4 | 3565 | Status = PopExpression (&Data1);\r |
2573712e LG |
3566 | if (EFI_ERROR (Status)) {\r |
3567 | goto Done;\r | |
3568 | }\r | |
1436aea4 MK |
3569 | \r |
3570 | //\r | |
3571 | // Check MapExpression list is valid.\r | |
3572 | //\r | |
3573 | if (OpCode->MapExpressionList.ForwardLink == NULL) {\r | |
3574 | Status = EFI_INVALID_PARAMETER;\r | |
3575 | goto Done;\r | |
3576 | }\r | |
3577 | \r | |
2573712e | 3578 | //\r |
1436aea4 | 3579 | // Go through map expression list.\r |
2573712e | 3580 | //\r |
1436aea4 MK |
3581 | SubExpressionLink = GetFirstNode (&OpCode->MapExpressionList);\r |
3582 | while (!IsNull (&OpCode->MapExpressionList, SubExpressionLink)) {\r | |
3583 | SubExpression = FORM_EXPRESSION_FROM_LINK (SubExpressionLink);\r | |
3584 | //\r | |
3585 | // Evaluate the first expression in this pair.\r | |
3586 | //\r | |
3587 | Status = EvaluateExpression (FormSet, Form, SubExpression);\r | |
3588 | if (EFI_ERROR (Status)) {\r | |
3589 | goto Done;\r | |
3590 | }\r | |
3591 | \r | |
3592 | //\r | |
3593 | // Compare the expression value with current value\r | |
3594 | //\r | |
3595 | if ((CompareHiiValue (&Data1, &SubExpression->Result, &Result, NULL) == EFI_SUCCESS) && (Result == 0)) {\r | |
3596 | //\r | |
3597 | // Try get the map value.\r | |
3598 | //\r | |
3599 | SubExpressionLink = GetNextNode (&OpCode->MapExpressionList, SubExpressionLink);\r | |
3600 | if (IsNull (&OpCode->MapExpressionList, SubExpressionLink)) {\r | |
3601 | Status = EFI_INVALID_PARAMETER;\r | |
3602 | goto Done;\r | |
3603 | }\r | |
3604 | \r | |
3605 | SubExpression = FORM_EXPRESSION_FROM_LINK (SubExpressionLink);\r | |
3606 | Status = EvaluateExpression (FormSet, Form, SubExpression);\r | |
3607 | if (EFI_ERROR (Status)) {\r | |
3608 | goto Done;\r | |
3609 | }\r | |
3610 | \r | |
3611 | Value = &SubExpression->Result;\r | |
3612 | break;\r | |
3613 | }\r | |
3614 | \r | |
2573712e | 3615 | //\r |
1436aea4 | 3616 | // Skip the second expression on this pair.\r |
2573712e LG |
3617 | //\r |
3618 | SubExpressionLink = GetNextNode (&OpCode->MapExpressionList, SubExpressionLink);\r | |
3619 | if (IsNull (&OpCode->MapExpressionList, SubExpressionLink)) {\r | |
3620 | Status = EFI_INVALID_PARAMETER;\r | |
3621 | goto Done;\r | |
3622 | }\r | |
1436aea4 MK |
3623 | \r |
3624 | //\r | |
3625 | // Goto the first expression on next pair.\r | |
3626 | //\r | |
3627 | SubExpressionLink = GetNextNode (&OpCode->MapExpressionList, SubExpressionLink);\r | |
2573712e | 3628 | }\r |
1436aea4 | 3629 | \r |
2573712e | 3630 | //\r |
1436aea4 | 3631 | // No map value is found.\r |
2573712e | 3632 | //\r |
2573712e | 3633 | if (IsNull (&OpCode->MapExpressionList, SubExpressionLink)) {\r |
1436aea4 MK |
3634 | Value->Type = EFI_IFR_TYPE_UNDEFINED;\r |
3635 | Value->Value.u8 = 0;\r | |
2573712e | 3636 | }\r |
2573712e | 3637 | \r |
1436aea4 | 3638 | break;\r |
2573712e | 3639 | \r |
1436aea4 MK |
3640 | default:\r |
3641 | break;\r | |
7936fb6a | 3642 | }\r |
1436aea4 MK |
3643 | \r |
3644 | if (EFI_ERROR (Status) || (Value->Type == EFI_IFR_TYPE_UNDEFINED)) {\r | |
2573712e | 3645 | goto Done;\r |
7936fb6a | 3646 | }\r |
3647 | \r | |
3648 | Status = PushExpression (Value);\r | |
3649 | if (EFI_ERROR (Status)) {\r | |
2573712e | 3650 | goto Done;\r |
7936fb6a | 3651 | }\r |
3652 | }\r | |
3653 | \r | |
3654 | //\r | |
3655 | // Pop the final result from expression stack\r | |
3656 | //\r | |
1436aea4 | 3657 | Value = &Data1;\r |
7936fb6a | 3658 | Status = PopExpression (Value);\r |
3659 | if (EFI_ERROR (Status)) {\r | |
2573712e | 3660 | goto Done;\r |
7936fb6a | 3661 | }\r |
3662 | \r | |
3663 | //\r | |
3664 | // After evaluating an expression, there should be only one value left on the expression stack\r | |
3665 | //\r | |
3666 | if (PopExpression (Value) != EFI_ACCESS_DENIED) {\r | |
2573712e | 3667 | Status = EFI_INVALID_PARAMETER;\r |
7936fb6a | 3668 | }\r |
3669 | \r | |
2573712e LG |
3670 | Done:\r |
3671 | RestoreExpressionEvaluationStackOffset (StackOffset);\r | |
3672 | if (!EFI_ERROR (Status)) {\r | |
3673 | CopyMem (&Expression->Result, Value, sizeof (EFI_HII_VALUE));\r | |
3674 | }\r | |
7936fb6a | 3675 | \r |
2573712e | 3676 | return Status;\r |
7936fb6a | 3677 | }\r |
31585af4 | 3678 | \r |
e6106e89 ED |
3679 | /**\r |
3680 | Check whether the result is TRUE or FALSE.\r | |
d1102dba | 3681 | \r |
e6106e89 ED |
3682 | For the EFI_HII_VALUE value type is numeric, return TRUE if the\r |
3683 | value is not 0.\r | |
3684 | \r | |
3685 | @param Result Input the result data.\r | |
3686 | \r | |
3687 | @retval TRUE The result is TRUE.\r | |
3688 | @retval FALSE The result is FALSE.\r | |
3689 | \r | |
3690 | **/\r | |
3691 | BOOLEAN\r | |
3692 | IsTrue (\r | |
1436aea4 | 3693 | IN EFI_HII_VALUE *Result\r |
e6106e89 ED |
3694 | )\r |
3695 | {\r | |
3696 | switch (Result->Type) {\r | |
1436aea4 MK |
3697 | case EFI_IFR_TYPE_BOOLEAN:\r |
3698 | return Result->Value.b;\r | |
e6106e89 | 3699 | \r |
1436aea4 MK |
3700 | case EFI_IFR_TYPE_NUM_SIZE_8:\r |
3701 | return (BOOLEAN)(Result->Value.u8 != 0);\r | |
e6106e89 | 3702 | \r |
1436aea4 MK |
3703 | case EFI_IFR_TYPE_NUM_SIZE_16:\r |
3704 | return (BOOLEAN)(Result->Value.u16 != 0);\r | |
e6106e89 | 3705 | \r |
1436aea4 MK |
3706 | case EFI_IFR_TYPE_NUM_SIZE_32:\r |
3707 | return (BOOLEAN)(Result->Value.u32 != 0);\r | |
e6106e89 | 3708 | \r |
1436aea4 MK |
3709 | case EFI_IFR_TYPE_NUM_SIZE_64:\r |
3710 | return (BOOLEAN)(Result->Value.u64 != 0);\r | |
e6106e89 | 3711 | \r |
1436aea4 MK |
3712 | default:\r |
3713 | return FALSE;\r | |
e6106e89 ED |
3714 | }\r |
3715 | }\r | |
3716 | \r | |
31585af4 | 3717 | /**\r |
d1102dba LG |
3718 | Return the result of the expression list. Check the expression list and\r |
3719 | return the highest priority express result.\r | |
31585af4 ED |
3720 | Priority: DisableIf > SuppressIf > GrayOutIf > FALSE\r |
3721 | \r | |
3722 | @param ExpList The input expression list.\r | |
3723 | @param Evaluate Whether need to evaluate the expression first.\r | |
3724 | @param FormSet FormSet associated with this expression.\r | |
d1102dba | 3725 | @param Form Form associated with this expression.\r |
31585af4 | 3726 | \r |
d1102dba | 3727 | @retval EXPRESS_RESULT Return the higher priority express result.\r |
31585af4 ED |
3728 | DisableIf > SuppressIf > GrayOutIf > FALSE\r |
3729 | \r | |
3730 | **/\r | |
d1102dba | 3731 | EXPRESS_RESULT\r |
31585af4 | 3732 | EvaluateExpressionList (\r |
1436aea4 MK |
3733 | IN FORM_EXPRESSION_LIST *ExpList,\r |
3734 | IN BOOLEAN Evaluate,\r | |
3735 | IN FORM_BROWSER_FORMSET *FormSet OPTIONAL,\r | |
3736 | IN FORM_BROWSER_FORM *Form OPTIONAL\r | |
31585af4 ED |
3737 | )\r |
3738 | {\r | |
1436aea4 MK |
3739 | UINTN Index;\r |
3740 | EXPRESS_RESULT ReturnVal;\r | |
3741 | EXPRESS_RESULT CompareOne;\r | |
3742 | EFI_STATUS Status;\r | |
31585af4 ED |
3743 | \r |
3744 | if (ExpList == NULL) {\r | |
3745 | return ExpressFalse;\r | |
3746 | }\r | |
3747 | \r | |
1436aea4 MK |
3748 | ASSERT (ExpList->Signature == FORM_EXPRESSION_LIST_SIGNATURE);\r |
3749 | Index = 0;\r | |
31585af4 ED |
3750 | \r |
3751 | //\r | |
3752 | // Check whether need to evaluate the expression first.\r | |
3753 | //\r | |
d1102dba | 3754 | if (Evaluate) {\r |
31585af4 ED |
3755 | while (ExpList->Count > Index) {\r |
3756 | Status = EvaluateExpression (FormSet, Form, ExpList->Expression[Index++]);\r | |
3757 | if (EFI_ERROR (Status)) {\r | |
3758 | return ExpressFalse;\r | |
3759 | }\r | |
3760 | }\r | |
3761 | }\r | |
3762 | \r | |
3763 | //\r | |
3764 | // Run the list of expressions.\r | |
3765 | //\r | |
3766 | ReturnVal = ExpressFalse;\r | |
3767 | for (Index = 0; Index < ExpList->Count; Index++) {\r | |
e6106e89 | 3768 | if (IsTrue (&ExpList->Expression[Index]->Result)) {\r |
31585af4 ED |
3769 | switch (ExpList->Expression[Index]->Type) {\r |
3770 | case EFI_HII_EXPRESSION_SUPPRESS_IF:\r | |
3771 | CompareOne = ExpressSuppress;\r | |
3772 | break;\r | |
3773 | \r | |
3774 | case EFI_HII_EXPRESSION_GRAY_OUT_IF:\r | |
3775 | CompareOne = ExpressGrayOut;\r | |
3776 | break;\r | |
3777 | \r | |
3778 | case EFI_HII_EXPRESSION_DISABLE_IF:\r | |
3779 | CompareOne = ExpressDisable;\r | |
3780 | break;\r | |
3781 | \r | |
3782 | default:\r | |
d1102dba | 3783 | return ExpressFalse;\r |
31585af4 ED |
3784 | }\r |
3785 | \r | |
3786 | ReturnVal = ReturnVal < CompareOne ? CompareOne : ReturnVal;\r | |
3787 | }\r | |
3788 | }\r | |
d1102dba | 3789 | \r |
31585af4 ED |
3790 | return ReturnVal;\r |
3791 | }\r |