]>
Commit | Line | Data |
---|---|---|
1 | /**@file\r | |
2 | \r | |
3 | This file contains the keyboard processing code to the HII database.\r | |
4 | \r | |
5 | Copyright (c) 2006 - 2008, Intel Corporation\r | |
6 | All rights reserved. This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | \r | |
17 | #include "HiiDatabase.h"\r | |
18 | #include "HiiHandle.h"\r | |
19 | #include <Library/DebugLib.h>\r | |
20 | \r | |
21 | CONST EFI_GUID gZeroGuid = {0, 0, 0, {0, 0, 0, 0, 0, 0, 0, 0}};\r | |
22 | CONST CHAR16 FrameworkReservedVarstoreName[] = FRAMEWORK_RESERVED_VARSTORE_NAME;\r | |
23 | \r | |
24 | /**\r | |
25 | \r | |
26 | This function returns a list of the package handles of the \r | |
27 | specified type that are currently active in the HII database. The \r | |
28 | pseudo-type EFI_HII_PACKAGE_TYPE_ALL will cause all package \r | |
29 | handles to be listed.\r | |
30 | \r | |
31 | If HandleBufferLength is NULL, then ASSERT.\r | |
32 | If HandleBuffer is NULL, the ASSERT.\r | |
33 | If PackageType is EFI_HII_PACKAGE_TYPE_GUID and PackageGuid is\r | |
34 | NULL, then ASSERT.\r | |
35 | If PackageType is not EFI_HII_PACKAGE_TYPE_GUID and PackageGuid is not\r | |
36 | NULL, then ASSERT.\r | |
37 | \r | |
38 | \r | |
39 | @param PackageType Specifies the package type of the packages\r | |
40 | to list or EFI_HII_PACKAGE_TYPE_ALL for\r | |
41 | all packages to be listed.\r | |
42 | \r | |
43 | @param PackageGuid If PackageType is\r | |
44 | EFI_HII_PACKAGE_TYPE_GUID, then this is\r | |
45 | the pointer to the GUID which must match\r | |
46 | the Guid field of\r | |
47 | EFI_HII_PACKAGE_GUID_HEADER. Otherwise, it\r | |
48 | must be NULL.\r | |
49 | \r | |
50 | @param HandleBufferLength On output, the length of the handle buffer\r | |
51 | that is required for the handles found.\r | |
52 | \r | |
53 | @param HandleBuffer On output, an array of EFI_HII_HANDLE instances returned.\r | |
54 | The caller is responcible to free this pointer allocated.\r | |
55 | \r | |
56 | @retval EFI_SUCCESS The matching handles are outputed successfully.\r | |
57 | HandleBufferLength is updated with the actual length.\r | |
58 | @retval EFI_OUT_OF_RESOURCES Not enough resource to complete the operation.\r | |
59 | @retval EFI_NOT_FOUND No matching handle could not be found in database.\r | |
60 | **/\r | |
61 | EFI_STATUS\r | |
62 | EFIAPI\r | |
63 | ListPackageLists (\r | |
64 | IN UINT8 PackageType,\r | |
65 | IN CONST EFI_GUID *PackageGuid,\r | |
66 | IN OUT UINTN *HandleBufferLength,\r | |
67 | OUT EFI_HII_HANDLE **HandleBuffer\r | |
68 | )\r | |
69 | {\r | |
70 | EFI_STATUS Status;\r | |
71 | \r | |
72 | ASSERT (HandleBufferLength != NULL);\r | |
73 | ASSERT (HandleBuffer != NULL);\r | |
74 | \r | |
75 | *HandleBufferLength = 0;\r | |
76 | *HandleBuffer = NULL;\r | |
77 | \r | |
78 | if (PackageType == EFI_HII_PACKAGE_TYPE_GUID) {\r | |
79 | ASSERT (PackageGuid != NULL);\r | |
80 | } else {\r | |
81 | ASSERT (PackageGuid == NULL);\r | |
82 | }\r | |
83 | \r | |
84 | Status = mHiiDatabase->ListPackageLists (\r | |
85 | mHiiDatabase,\r | |
86 | PackageType,\r | |
87 | PackageGuid,\r | |
88 | HandleBufferLength,\r | |
89 | *HandleBuffer\r | |
90 | );\r | |
91 | if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {\r | |
92 | //\r | |
93 | // No packages is registered to UEFI HII Database, just return.\r | |
94 | // \r | |
95 | //\r | |
96 | return Status;\r | |
97 | }\r | |
98 | \r | |
99 | *HandleBuffer = AllocateZeroPool (*HandleBufferLength);\r | |
100 | \r | |
101 | if (*HandleBuffer == NULL) {\r | |
102 | return EFI_OUT_OF_RESOURCES;\r | |
103 | }\r | |
104 | \r | |
105 | return mHiiDatabase->ListPackageLists (\r | |
106 | mHiiDatabase,\r | |
107 | PackageType,\r | |
108 | PackageGuid,\r | |
109 | HandleBufferLength,\r | |
110 | *HandleBuffer\r | |
111 | );\r | |
112 | \r | |
113 | }\r | |
114 | \r | |
115 | /**\r | |
116 | Exports the contents of one or all package lists in the HII database into a buffer.\r | |
117 | \r | |
118 | If Handle is not NULL and not a valid EFI_HII_HANDLE registered in the database, \r | |
119 | then ASSERT.\r | |
120 | If PackageListHeader is NULL, then ASSERT.\r | |
121 | If PackageListSize is NULL, then ASSERT.\r | |
122 | \r | |
123 | @param Handle The HII Handle.\r | |
124 | @param PackageListHeader A pointer to a buffer that will contain the results of \r | |
125 | the export function.\r | |
126 | @param PackageListSize On output, the length of the buffer that is required for the exported data.\r | |
127 | \r | |
128 | @retval EFI_SUCCESS Package exported.\r | |
129 | \r | |
130 | @retval EFI_OUT_OF_RESOURCES Not enought memory to complete the operations.\r | |
131 | \r | |
132 | **/\r | |
133 | EFI_STATUS \r | |
134 | EFIAPI\r | |
135 | ExportPackageLists (\r | |
136 | IN EFI_HII_HANDLE Handle,\r | |
137 | OUT EFI_HII_PACKAGE_LIST_HEADER **PackageListHeader,\r | |
138 | OUT UINTN *PackageListSize\r | |
139 | )\r | |
140 | {\r | |
141 | EFI_STATUS Status;\r | |
142 | UINTN Size;\r | |
143 | EFI_HII_PACKAGE_LIST_HEADER *PackageListHdr;\r | |
144 | \r | |
145 | ASSERT (PackageListSize != NULL);\r | |
146 | ASSERT (PackageListHeader != NULL);\r | |
147 | \r | |
148 | Size = 0;\r | |
149 | PackageListHdr = NULL;\r | |
150 | Status = mHiiDatabase->ExportPackageLists (\r | |
151 | mHiiDatabase,\r | |
152 | Handle,\r | |
153 | &Size,\r | |
154 | PackageListHdr\r | |
155 | );\r | |
156 | ASSERT_EFI_ERROR (Status != EFI_BUFFER_TOO_SMALL);\r | |
157 | \r | |
158 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
159 | PackageListHdr = AllocateZeroPool (Size);\r | |
160 | \r | |
161 | if (PackageListHeader == NULL) {\r | |
162 | return EFI_OUT_OF_RESOURCES;\r | |
163 | } else {\r | |
164 | Status = mHiiDatabase->ExportPackageLists (\r | |
165 | mHiiDatabase,\r | |
166 | Handle,\r | |
167 | &Size,\r | |
168 | PackageListHdr\r | |
169 | );\r | |
170 | }\r | |
171 | }\r | |
172 | \r | |
173 | if (!EFI_ERROR (Status)) {\r | |
174 | *PackageListHeader = PackageListHdr;\r | |
175 | *PackageListSize = Size;\r | |
176 | } else {\r | |
177 | FreePool (PackageListHdr);\r | |
178 | }\r | |
179 | \r | |
180 | return Status;\r | |
181 | }\r | |
182 | \r | |
183 | /**\r | |
184 | Extract Hii package list GUID for given HII handle.\r | |
185 | \r | |
186 | If HiiHandle could not be found in the HII database, then ASSERT.\r | |
187 | If Guid is NULL, then ASSERT.\r | |
188 | \r | |
189 | @param Handle Hii handle\r | |
190 | @param Guid Package list GUID\r | |
191 | \r | |
192 | @retval EFI_SUCCESS Successfully extract GUID from Hii database.\r | |
193 | \r | |
194 | **/\r | |
195 | EFI_STATUS\r | |
196 | EFIAPI\r | |
197 | ExtractGuidFromHiiHandle (\r | |
198 | IN EFI_HII_HANDLE Handle,\r | |
199 | OUT EFI_GUID *Guid\r | |
200 | )\r | |
201 | {\r | |
202 | EFI_STATUS Status;\r | |
203 | UINTN BufferSize;\r | |
204 | EFI_HII_PACKAGE_LIST_HEADER *HiiPackageList;\r | |
205 | \r | |
206 | ASSERT (Guid != NULL);\r | |
207 | ASSERT (Handle != NULL);\r | |
208 | \r | |
209 | //\r | |
210 | // Get HII PackageList\r | |
211 | //\r | |
212 | BufferSize = 0;\r | |
213 | HiiPackageList = NULL;\r | |
214 | \r | |
215 | Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);\r | |
216 | ASSERT (Status != EFI_NOT_FOUND);\r | |
217 | \r | |
218 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
219 | HiiPackageList = AllocatePool (BufferSize);\r | |
220 | ASSERT (HiiPackageList != NULL);\r | |
221 | \r | |
222 | Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);\r | |
223 | }\r | |
224 | if (EFI_ERROR (Status)) {\r | |
225 | FreePool (HiiPackageList);\r | |
226 | return Status;\r | |
227 | }\r | |
228 | \r | |
229 | //\r | |
230 | // Extract GUID\r | |
231 | //\r | |
232 | CopyGuid (Guid, &HiiPackageList->PackageListGuid);\r | |
233 | \r | |
234 | FreePool (HiiPackageList);\r | |
235 | \r | |
236 | return EFI_SUCCESS;\r | |
237 | }\r | |
238 | \r | |
239 | /**\r | |
240 | Find the corressponding UEFI HII Handle from a Framework HII Handle given.\r | |
241 | \r | |
242 | @param Private The HII Thunk Module Private context.\r | |
243 | @param FwHiiHandle The Framemwork HII Handle.\r | |
244 | \r | |
245 | @return NULL If Framework HII Handle is invalid.\r | |
246 | @return The corresponding UEFI HII Handle.\r | |
247 | **/\r | |
248 | EFI_HII_HANDLE\r | |
249 | FwHiiHandleToUefiHiiHandle (\r | |
250 | IN CONST HII_THUNK_PRIVATE_DATA *Private,\r | |
251 | IN FRAMEWORK_EFI_HII_HANDLE FwHiiHandle\r | |
252 | )\r | |
253 | {\r | |
254 | HII_THUNK_CONTEXT *ThunkContext;\r | |
255 | \r | |
256 | ASSERT (FwHiiHandle != (FRAMEWORK_EFI_HII_HANDLE) 0);\r | |
257 | ASSERT (Private != NULL);\r | |
258 | \r | |
259 | ThunkContext = FwHiiHandleToThunkContext (Private, FwHiiHandle);\r | |
260 | \r | |
261 | if (ThunkContext != NULL) {\r | |
262 | return ThunkContext->UefiHiiHandle;\r | |
263 | }\r | |
264 | \r | |
265 | return (EFI_HII_HANDLE) NULL;\r | |
266 | }\r | |
267 | \r | |
268 | \r | |
269 | /**\r | |
270 | Find the corressponding HII Thunk Context from a Framework HII Handle given.\r | |
271 | \r | |
272 | @param Private The HII Thunk Module Private context.\r | |
273 | @param FwHiiHandle The Framemwork HII Handle.\r | |
274 | \r | |
275 | @return NULL If Framework HII Handle is invalid.\r | |
276 | @return The corresponding HII Thunk Context.\r | |
277 | **/\r | |
278 | HII_THUNK_CONTEXT *\r | |
279 | FwHiiHandleToThunkContext (\r | |
280 | IN CONST HII_THUNK_PRIVATE_DATA *Private,\r | |
281 | IN FRAMEWORK_EFI_HII_HANDLE FwHiiHandle\r | |
282 | )\r | |
283 | {\r | |
284 | LIST_ENTRY *Link;\r | |
285 | HII_THUNK_CONTEXT *ThunkContext;\r | |
286 | \r | |
287 | \r | |
288 | Link = GetFirstNode (&Private->ThunkContextListHead);\r | |
289 | \r | |
290 | while (!IsNull (&Private->ThunkContextListHead, Link)) {\r | |
291 | ThunkContext = HII_THUNK_CONTEXT_FROM_LINK (Link);\r | |
292 | \r | |
293 | if (FwHiiHandle == ThunkContext->FwHiiHandle) {\r | |
294 | return ThunkContext;\r | |
295 | }\r | |
296 | \r | |
297 | Link = GetNextNode (&Private->ThunkContextListHead, Link);\r | |
298 | }\r | |
299 | \r | |
300 | return NULL;\r | |
301 | }\r | |
302 | \r | |
303 | /**\r | |
304 | Find the corressponding HII Thunk Context from a UEFI HII Handle given.\r | |
305 | \r | |
306 | @param Private The HII Thunk Module Private context.\r | |
307 | @param UEFIHiiHandle The UEFI HII Handle.\r | |
308 | \r | |
309 | @return NULL If UEFI HII Handle is invalid.\r | |
310 | @return The corresponding HII Thunk Context.\r | |
311 | **/\r | |
312 | HII_THUNK_CONTEXT *\r | |
313 | UefiHiiHandleToThunkContext (\r | |
314 | IN CONST HII_THUNK_PRIVATE_DATA *Private,\r | |
315 | IN EFI_HII_HANDLE UefiHiiHandle\r | |
316 | )\r | |
317 | {\r | |
318 | LIST_ENTRY *Link;\r | |
319 | HII_THUNK_CONTEXT *ThunkContext;\r | |
320 | \r | |
321 | Link = GetFirstNode (&Private->ThunkContextListHead);\r | |
322 | \r | |
323 | while (!IsNull (&Private->ThunkContextListHead, Link)) {\r | |
324 | ThunkContext = HII_THUNK_CONTEXT_FROM_LINK (Link);\r | |
325 | \r | |
326 | if (UefiHiiHandle == ThunkContext->UefiHiiHandle) {\r | |
327 | return ThunkContext;\r | |
328 | }\r | |
329 | Link = GetNextNode (&Private->ThunkContextListHead, Link);\r | |
330 | }\r | |
331 | \r | |
332 | return NULL;\r | |
333 | }\r | |
334 | \r | |
335 | /**\r | |
336 | Find the corressponding HII Thunk Context from a Tag GUID.\r | |
337 | \r | |
338 | @param Private The HII Thunk Module Private context.\r | |
339 | @param Guid The Tag GUID.\r | |
340 | \r | |
341 | @return NULL No HII Thunk Context matched the Tag GUID.\r | |
342 | @return The corresponding HII Thunk Context.\r | |
343 | **/\r | |
344 | HII_THUNK_CONTEXT *\r | |
345 | TagGuidToIfrPackThunkContext (\r | |
346 | IN CONST HII_THUNK_PRIVATE_DATA *Private,\r | |
347 | IN CONST EFI_GUID *Guid\r | |
348 | )\r | |
349 | {\r | |
350 | LIST_ENTRY *Link;\r | |
351 | HII_THUNK_CONTEXT *ThunkContext;\r | |
352 | \r | |
353 | Link = GetFirstNode (&Private->ThunkContextListHead);\r | |
354 | \r | |
355 | while (!IsNull (&Private->ThunkContextListHead, Link)) {\r | |
356 | ThunkContext = HII_THUNK_CONTEXT_FROM_LINK (Link);\r | |
357 | \r | |
358 | if (CompareGuid (Guid, &ThunkContext->TagGuid) && (ThunkContext->IfrPackageCount != 0)) {\r | |
359 | return ThunkContext;\r | |
360 | }\r | |
361 | \r | |
362 | Link = GetNextNode (&Private->ThunkContextListHead, Link);\r | |
363 | }\r | |
364 | \r | |
365 | return NULL;\r | |
366 | \r | |
367 | }\r | |
368 | \r | |
369 | /**\r | |
370 | Clean up the HII Thunk Context for a UEFI HII Handle.\r | |
371 | \r | |
372 | @param Private The HII Thunk Module Private context.\r | |
373 | @param UEFIHiiHandle The UEFI HII Handle.\r | |
374 | \r | |
375 | **/\r | |
376 | VOID\r | |
377 | DestroyThunkContextForUefiHiiHandle (\r | |
378 | IN HII_THUNK_PRIVATE_DATA *Private,\r | |
379 | IN EFI_HII_HANDLE UefiHiiHandle\r | |
380 | )\r | |
381 | {\r | |
382 | HII_THUNK_CONTEXT *ThunkContext;\r | |
383 | \r | |
384 | ThunkContext = UefiHiiHandleToThunkContext (Private, UefiHiiHandle);\r | |
385 | ASSERT (ThunkContext != NULL);\r | |
386 | \r | |
387 | DestroyThunkContext (ThunkContext);\r | |
388 | }\r | |
389 | \r | |
390 | \r | |
391 | /**\r | |
392 | This function create a HII_THUNK_CONTEXT for a package list registered\r | |
393 | by a module calling EFI_HII_DATABASE_PROTOCOL.NewPackageList. It records\r | |
394 | the PackageListGuid in EFI_HII_PACKAGE_LIST_HEADER in the TagGuid in \r | |
395 | HII_THUNK_CONTEXT created. This TagGuid will be used as a key to s\r | |
396 | \r | |
397 | **/\r | |
398 | HII_THUNK_CONTEXT *\r | |
399 | CreateThunkContextForUefiHiiHandle (\r | |
400 | IN EFI_HII_HANDLE UefiHiiHandle\r | |
401 | )\r | |
402 | {\r | |
403 | EFI_STATUS Status;\r | |
404 | EFI_GUID PackageGuid;\r | |
405 | HII_THUNK_CONTEXT *ThunkContext;\r | |
406 | \r | |
407 | ThunkContext = AllocateZeroPool (sizeof (*ThunkContext));\r | |
408 | ASSERT (ThunkContext != NULL);\r | |
409 | \r | |
410 | ThunkContext->Signature = HII_THUNK_CONTEXT_SIGNATURE;\r | |
411 | \r | |
412 | Status = AllocateHiiHandle (&ThunkContext->FwHiiHandle);\r | |
413 | if (EFI_ERROR (Status)) {\r | |
414 | return NULL;\r | |
415 | }\r | |
416 | \r | |
417 | ThunkContext->UefiHiiHandle = UefiHiiHandle;\r | |
418 | \r | |
419 | Status = ExtractGuidFromHiiHandle (UefiHiiHandle, &PackageGuid);\r | |
420 | ASSERT_EFI_ERROR (Status);\r | |
421 | \r | |
422 | CopyGuid(&ThunkContext->TagGuid, &PackageGuid);\r | |
423 | \r | |
424 | return ThunkContext;\r | |
425 | }\r | |
426 | \r | |
427 | \r | |
428 | /**\r | |
429 | Get the number of HII Package for a Package type.\r | |
430 | \r | |
431 | @param PackageListHeader The Package List.\r | |
432 | @param PackageType The Package Type.\r | |
433 | \r | |
434 | @return The number of Package for given type.\r | |
435 | **/\r | |
436 | UINTN\r | |
437 | GetPackageCountByType (\r | |
438 | IN CONST EFI_HII_PACKAGE_LIST_HEADER *PackageListHeader,\r | |
439 | IN UINT8 PackageType\r | |
440 | )\r | |
441 | {\r | |
442 | UINTN Count;\r | |
443 | EFI_HII_PACKAGE_HEADER *PackageHeader;\r | |
444 | \r | |
445 | PackageHeader = (EFI_HII_PACKAGE_HEADER *) ((UINT8 *) PackageListHeader + sizeof (EFI_HII_PACKAGE_LIST_HEADER));\r | |
446 | Count = 0;\r | |
447 | \r | |
448 | while (PackageHeader->Type != EFI_HII_PACKAGE_END) {\r | |
449 | if (PackageHeader->Type == PackageType ) {\r | |
450 | Count++;\r | |
451 | }\r | |
452 | PackageHeader = (EFI_HII_PACKAGE_HEADER *) ((UINT8 *) PackageHeader + PackageHeader->Length);\r | |
453 | }\r | |
454 | \r | |
455 | \r | |
456 | return Count;\r | |
457 | }\r | |
458 | \r | |
459 | /**\r | |
460 | Get the Form Package from a Framework Package List.\r | |
461 | \r | |
462 | @param Packages Framework Package List.\r | |
463 | \r | |
464 | @return The Form Package Header found.\r | |
465 | **/\r | |
466 | EFI_HII_PACKAGE_HEADER *\r | |
467 | GetIfrPackage (\r | |
468 | IN CONST EFI_HII_PACKAGES *Packages\r | |
469 | )\r | |
470 | {\r | |
471 | UINTN Index;\r | |
472 | TIANO_AUTOGEN_PACKAGES_HEADER **TianoAutogenPackageHdrArray;\r | |
473 | \r | |
474 | ASSERT (Packages != NULL);\r | |
475 | \r | |
476 | TianoAutogenPackageHdrArray = (TIANO_AUTOGEN_PACKAGES_HEADER **) (((UINT8 *) &Packages->GuidId) + sizeof (Packages->GuidId));\r | |
477 | \r | |
478 | for (Index = 0; Index < Packages->NumberOfPackages; Index++) {\r | |
479 | //\r | |
480 | // The current UEFI HII build tool generate a binary in the format defined by \r | |
481 | // TIANO_AUTOGEN_PACKAGES_HEADER. We assume that all packages generated in\r | |
482 | // this binary is with same package type. So the returned IfrPackageCount and StringPackageCount\r | |
483 | // may not be the exact number of valid package number in the binary generated \r | |
484 | // by HII Build tool.\r | |
485 | //\r | |
486 | switch (TianoAutogenPackageHdrArray[Index]->FrameworkPackageHeader.Type) {\r | |
487 | case EFI_HII_IFR:\r | |
488 | return &TianoAutogenPackageHdrArray[Index]->PackageHeader;\r | |
489 | break;\r | |
490 | case EFI_HII_STRING:\r | |
491 | case EFI_HII_FONT:\r | |
492 | break;\r | |
493 | \r | |
494 | default:\r | |
495 | ASSERT (FALSE);\r | |
496 | return NULL;\r | |
497 | break;\r | |
498 | }\r | |
499 | }\r | |
500 | \r | |
501 | return NULL;\r | |
502 | }\r | |
503 | \r | |
504 | /**\r | |
505 | Get FormSet GUID.\r | |
506 | \r | |
507 | ASSERT if no FormSet Opcode is found.\r | |
508 | \r | |
509 | @param Packages Form Framework Package.\r | |
510 | @param FormSetGuid Return the FormSet Guid.\r | |
511 | \r | |
512 | **/\r | |
513 | VOID\r | |
514 | GetFormSetGuid (\r | |
515 | IN EFI_HII_PACKAGE_HEADER *Package,\r | |
516 | OUT EFI_GUID *FormSetGuid\r | |
517 | )\r | |
518 | {\r | |
519 | UINTN Offset;\r | |
520 | EFI_IFR_OP_HEADER *OpCode;\r | |
521 | EFI_IFR_FORM_SET *FormSet;\r | |
522 | \r | |
523 | Offset = sizeof (EFI_HII_PACKAGE_HEADER);\r | |
524 | while (Offset < Package->Length) {\r | |
525 | OpCode = (EFI_IFR_OP_HEADER *)((UINT8 *) Package + Offset);\r | |
526 | \r | |
527 | switch (OpCode->OpCode) {\r | |
528 | case EFI_IFR_FORM_SET_OP:\r | |
529 | FormSet = (EFI_IFR_FORM_SET *) OpCode;\r | |
530 | CopyGuid (FormSetGuid, (EFI_GUID *)(VOID *)&FormSet->Guid);\r | |
531 | return;\r | |
532 | \r | |
533 | default:\r | |
534 | break;\r | |
535 | \r | |
536 | }\r | |
537 | Offset += OpCode->Length;\r | |
538 | }\r | |
539 | \r | |
540 | //\r | |
541 | // A proper IFR must have a formset opcode.\r | |
542 | //\r | |
543 | ASSERT (FALSE);\r | |
544 | \r | |
545 | }\r | |
546 | \r | |
547 | /**\r | |
548 | Creat a Thunk Context.\r | |
549 | \r | |
550 | ASSERT if no FormSet Opcode is found.\r | |
551 | \r | |
552 | @param Private The HII Thunk Private Context.\r | |
553 | @param StringPackageCount The String package count.\r | |
554 | @param FormSetGuid The IFR Package count.\r | |
555 | \r | |
556 | @return A newly created Thunk Context.\r | |
557 | @retval NULL No resource to create a new Thunk Context.\r | |
558 | **/\r | |
559 | HII_THUNK_CONTEXT *\r | |
560 | CreateThunkContext (\r | |
561 | IN HII_THUNK_PRIVATE_DATA *Private,\r | |
562 | IN UINTN StringPackageCount,\r | |
563 | IN UINTN IfrPackageCount\r | |
564 | )\r | |
565 | {\r | |
566 | EFI_STATUS Status;\r | |
567 | HII_THUNK_CONTEXT *ThunkContext;\r | |
568 | \r | |
569 | ThunkContext = AllocateZeroPool (sizeof (HII_THUNK_CONTEXT));\r | |
570 | ASSERT (ThunkContext != NULL);\r | |
571 | \r | |
572 | ThunkContext->Signature = HII_THUNK_CONTEXT_SIGNATURE;\r | |
573 | ThunkContext->IfrPackageCount = IfrPackageCount;\r | |
574 | ThunkContext->StringPackageCount = StringPackageCount;\r | |
575 | Status = AllocateHiiHandle (&ThunkContext->FwHiiHandle);\r | |
576 | if (EFI_ERROR (Status)) {\r | |
577 | return NULL;\r | |
578 | }\r | |
579 | \r | |
580 | return ThunkContext;\r | |
581 | \r | |
582 | }\r | |
583 | \r | |
584 | /**\r | |
585 | Destroy the Thunk Context and free up all resource.\r | |
586 | \r | |
587 | @param ThunkContext The HII Thunk Private Context to be freed.\r | |
588 | \r | |
589 | **/\r | |
590 | VOID\r | |
591 | DestroyThunkContext (\r | |
592 | IN HII_THUNK_CONTEXT *ThunkContext\r | |
593 | )\r | |
594 | {\r | |
595 | ASSERT (ThunkContext != NULL);\r | |
596 | \r | |
597 | FreeHiiHandle (ThunkContext->FwHiiHandle);\r | |
598 | \r | |
599 | RemoveEntryList (&ThunkContext->Link);\r | |
600 | \r | |
601 | if (ThunkContext->FormSet != NULL) {\r | |
602 | DestroyFormSet (ThunkContext->FormSet);\r | |
603 | }\r | |
604 | \r | |
605 | FreePool (ThunkContext);\r | |
606 | }\r | |
607 | \r | |
608 | /**\r | |
609 | Get the FormSet's Default Varstore ID based on the rule (Descending Priority):\r | |
610 | \r | |
611 | 1) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID (0x01) is found, Var Store ID is used.\r | |
612 | 2) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID is not found, First Var Store ID is used \r | |
613 | as the default Var Store ID.\r | |
614 | \r | |
615 | @param FormSet The Form Set. The Default Varstore ID is updated if found.\r | |
616 | \r | |
617 | **/\r | |
618 | VOID\r | |
619 | GetFormsetDefaultVarstoreId (\r | |
620 | IN OUT FORM_BROWSER_FORMSET * FormSet\r | |
621 | )\r | |
622 | {\r | |
623 | LIST_ENTRY *StorageList;\r | |
624 | FORMSET_STORAGE *Storage;\r | |
625 | FORMSET_STORAGE *DefaultStorage;\r | |
626 | \r | |
627 | //\r | |
628 | // VarStoreId 0 is invalid in UEFI IFR.\r | |
629 | //\r | |
630 | DefaultStorage= NULL;\r | |
631 | FormSet->DefaultVarStoreId = 0;\r | |
632 | StorageList = GetFirstNode (&FormSet->StorageListHead);\r | |
633 | \r | |
634 | while (!IsNull (&FormSet->StorageListHead, StorageList)) {\r | |
635 | Storage = FORMSET_STORAGE_FROM_LINK (StorageList);\r | |
636 | \r | |
637 | DEBUG ((EFI_D_INFO, "FormSet %g: Found Varstore ID %x Name %s Size 0x%x\n", &FormSet->Guid, Storage->VarStoreId, Storage->Name, Storage->Size));\r | |
638 | \r | |
639 | if (Storage->VarStoreId == FRAMEWORK_RESERVED_VARSTORE_ID) {\r | |
640 | //\r | |
641 | // 1) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID (0x01) is found, Var Store ID is used.\r | |
642 | //\r | |
643 | FormSet->DefaultVarStoreId = FRAMEWORK_RESERVED_VARSTORE_ID;\r | |
644 | DefaultStorage = Storage;\r | |
645 | break;\r | |
646 | }\r | |
647 | \r | |
648 | StorageList = GetNextNode (&FormSet->StorageListHead, StorageList);\r | |
649 | }\r | |
650 | \r | |
651 | if (FormSet->DefaultVarStoreId != FRAMEWORK_RESERVED_VARSTORE_ID) {\r | |
652 | //\r | |
653 | // \r | |
654 | // 2) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID is not found, First Var Store ID is used \r | |
655 | // as the default Var Store ID.\r | |
656 | //\r | |
657 | StorageList = GetFirstNode (&FormSet->StorageListHead);\r | |
658 | if (!IsNull (&FormSet->StorageListHead, StorageList)) {\r | |
659 | Storage = FORMSET_STORAGE_FROM_LINK (StorageList);\r | |
660 | FormSet->DefaultVarStoreId = Storage->VarStoreId;\r | |
661 | DefaultStorage = Storage;\r | |
662 | }\r | |
663 | \r | |
664 | }\r | |
665 | \r | |
666 | if (FormSet->DefaultVarStoreId == 0) {\r | |
667 | DEBUG ((EFI_D_INFO, "FormSet %g: No Varstore Found\n", &FormSet->Guid));\r | |
668 | } else {\r | |
669 | // The name of default VARSTORE with a Explicit declaration statement will be updated to L"Setup" to make sure\r | |
670 | // the Framework HII Setup module will run correctly. Framework HII Setup module always assumed that default\r | |
671 | // VARSTORE to have L"Setup" as name, Formset GUID as GUID. \r | |
672 | \r | |
673 | DEBUG ((EFI_D_INFO, "FormSet %g: Default Varstore ID (0x%x) N(%s) G(%g)\n", &FormSet->Guid, FormSet->DefaultVarStoreId, DefaultStorage->Name, &DefaultStorage->Guid));\r | |
674 | \r | |
675 | if (StrCmp (DefaultStorage->Name, FrameworkReservedVarstoreName) != 0) {\r | |
676 | DEBUG ((EFI_D_INFO, " : Name is updated from %s to %s.\n", DefaultStorage->Name, FrameworkReservedVarstoreName));\r | |
677 | FormSet->OriginalDefaultVarStoreName = DefaultStorage->Name;\r | |
678 | DefaultStorage->Name = AllocateCopyPool (StrSize (FrameworkReservedVarstoreName), FrameworkReservedVarstoreName);\r | |
679 | }\r | |
680 | }\r | |
681 | \r | |
682 | return;\r | |
683 | }\r | |
684 | \r | |
685 | /**\r | |
686 | Fetch the Ifr binary data of a FormSet.\r | |
687 | \r | |
688 | @param Handle PackageList Handle\r | |
689 | @param FormSetGuid GUID of a formset. If not specified (NULL or zero\r | |
690 | GUID), take the first FormSet found in package\r | |
691 | list.\r | |
692 | @param BinaryLength The length of the FormSet IFR binary.\r | |
693 | @param BinaryData The buffer designed to receive the FormSet.\r | |
694 | \r | |
695 | @retval EFI_SUCCESS Buffer filled with the requested FormSet.\r | |
696 | BufferLength was updated.\r | |
697 | @retval EFI_INVALID_PARAMETER The handle is unknown.\r | |
698 | @retval EFI_NOT_FOUND A form or FormSet on the requested handle cannot\r | |
699 | be found with the requested FormId.\r | |
700 | \r | |
701 | **/\r | |
702 | EFI_STATUS\r | |
703 | GetIfrBinaryData (\r | |
704 | IN EFI_HII_HANDLE Handle,\r | |
705 | IN OUT EFI_GUID *FormSetGuid,\r | |
706 | OUT UINTN *BinaryLength,\r | |
707 | OUT UINT8 **BinaryData\r | |
708 | )\r | |
709 | {\r | |
710 | EFI_STATUS Status;\r | |
711 | EFI_HII_PACKAGE_LIST_HEADER *HiiPackageList;\r | |
712 | UINTN BufferSize;\r | |
713 | UINT8 *Package;\r | |
714 | UINT8 *OpCodeData;\r | |
715 | UINT32 Offset;\r | |
716 | UINT32 Offset2;\r | |
717 | BOOLEAN ReturnDefault;\r | |
718 | UINT32 PackageListLength;\r | |
719 | EFI_HII_PACKAGE_HEADER PackageHeader;\r | |
720 | \r | |
721 | OpCodeData = NULL;\r | |
722 | Package = NULL;\r | |
723 | ZeroMem (&PackageHeader, sizeof (EFI_HII_PACKAGE_HEADER));;\r | |
724 | \r | |
725 | //\r | |
726 | // if FormSetGuid is NULL or zero GUID, return first FormSet in the package list\r | |
727 | //\r | |
728 | if (FormSetGuid == NULL || CompareGuid (FormSetGuid, &gZeroGuid)) {\r | |
729 | ReturnDefault = TRUE;\r | |
730 | } else {\r | |
731 | ReturnDefault = FALSE;\r | |
732 | }\r | |
733 | \r | |
734 | //\r | |
735 | // Get HII PackageList\r | |
736 | //\r | |
737 | BufferSize = 0;\r | |
738 | HiiPackageList = NULL;\r | |
739 | Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);\r | |
740 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
741 | HiiPackageList = AllocatePool (BufferSize);\r | |
742 | ASSERT (HiiPackageList != NULL);\r | |
743 | \r | |
744 | Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);\r | |
745 | }\r | |
746 | if (EFI_ERROR (Status)) {\r | |
747 | return Status;\r | |
748 | }\r | |
749 | \r | |
750 | //\r | |
751 | // Get Form package from this HII package List\r | |
752 | //\r | |
753 | Offset = sizeof (EFI_HII_PACKAGE_LIST_HEADER);\r | |
754 | Offset2 = 0;\r | |
755 | CopyMem (&PackageListLength, &HiiPackageList->PackageLength, sizeof (UINT32));\r | |
756 | \r | |
757 | while (Offset < PackageListLength) {\r | |
758 | Package = ((UINT8 *) HiiPackageList) + Offset;\r | |
759 | CopyMem (&PackageHeader, Package, sizeof (EFI_HII_PACKAGE_HEADER));\r | |
760 | \r | |
761 | if (PackageHeader.Type == EFI_HII_PACKAGE_FORMS) {\r | |
762 | //\r | |
763 | // Search FormSet in this Form Package\r | |
764 | //\r | |
765 | Offset2 = sizeof (EFI_HII_PACKAGE_HEADER);\r | |
766 | while (Offset2 < PackageHeader.Length) {\r | |
767 | OpCodeData = Package + Offset2;\r | |
768 | \r | |
769 | if (((EFI_IFR_OP_HEADER *) OpCodeData)->OpCode == EFI_IFR_FORM_SET_OP) {\r | |
770 | //\r | |
771 | // Check whether return default FormSet\r | |
772 | //\r | |
773 | if (ReturnDefault) {\r | |
774 | break;\r | |
775 | }\r | |
776 | \r | |
777 | //\r | |
778 | // FormSet GUID is specified, check it\r | |
779 | //\r | |
780 | if (CompareGuid (FormSetGuid, (EFI_GUID *)(OpCodeData + sizeof (EFI_IFR_OP_HEADER)))) {\r | |
781 | break;\r | |
782 | }\r | |
783 | }\r | |
784 | \r | |
785 | Offset2 += ((EFI_IFR_OP_HEADER *) OpCodeData)->Length;\r | |
786 | }\r | |
787 | \r | |
788 | if (Offset2 < PackageHeader.Length) {\r | |
789 | //\r | |
790 | // Target formset found\r | |
791 | //\r | |
792 | break;\r | |
793 | }\r | |
794 | }\r | |
795 | \r | |
796 | Offset += PackageHeader.Length;\r | |
797 | }\r | |
798 | \r | |
799 | if (Offset >= PackageListLength) {\r | |
800 | //\r | |
801 | // Form package not found in this Package List\r | |
802 | //\r | |
803 | gBS->FreePool (HiiPackageList);\r | |
804 | return EFI_NOT_FOUND;\r | |
805 | }\r | |
806 | \r | |
807 | if (ReturnDefault && FormSetGuid != NULL) {\r | |
808 | //\r | |
809 | // Return the default FormSet GUID\r | |
810 | //\r | |
811 | CopyMem (FormSetGuid, &((EFI_IFR_FORM_SET *) OpCodeData)->Guid, sizeof (EFI_GUID));\r | |
812 | }\r | |
813 | \r | |
814 | //\r | |
815 | // To determine the length of a whole FormSet IFR binary, one have to parse all the Opcodes\r | |
816 | // in this FormSet; So, here just simply copy the data from start of a FormSet to the end\r | |
817 | // of the Form Package.\r | |
818 | //\r | |
819 | *BinaryLength = PackageHeader.Length - Offset2;\r | |
820 | *BinaryData = AllocateCopyPool (*BinaryLength, OpCodeData);\r | |
821 | \r | |
822 | gBS->FreePool (HiiPackageList);\r | |
823 | \r | |
824 | if (*BinaryData == NULL) {\r | |
825 | return EFI_OUT_OF_RESOURCES;\r | |
826 | }\r | |
827 | \r | |
828 | return EFI_SUCCESS;\r | |
829 | }\r | |
830 | \r | |
831 | /**\r | |
832 | Initialize the internal data structure of a FormSet.\r | |
833 | \r | |
834 | @param Handle PackageList Handle\r | |
835 | @param FormSetGuid GUID of a formset. If not specified (NULL or zero\r | |
836 | GUID), take the first FormSet found in package\r | |
837 | list.\r | |
838 | @param FormSet FormSet data structure.\r | |
839 | \r | |
840 | @retval EFI_SUCCESS The function completed successfully.\r | |
841 | @retval EFI_NOT_FOUND The specified FormSet could not be found.\r | |
842 | \r | |
843 | **/\r | |
844 | EFI_STATUS\r | |
845 | InitializeFormSet (\r | |
846 | IN EFI_HII_HANDLE Handle,\r | |
847 | IN OUT EFI_GUID *FormSetGuid,\r | |
848 | OUT FORM_BROWSER_FORMSET *FormSet\r | |
849 | )\r | |
850 | {\r | |
851 | EFI_STATUS Status;\r | |
852 | \r | |
853 | Status = GetIfrBinaryData (Handle, FormSetGuid, &FormSet->IfrBinaryLength, &FormSet->IfrBinaryData);\r | |
854 | if (EFI_ERROR (Status)) {\r | |
855 | return Status;\r | |
856 | }\r | |
857 | \r | |
858 | FormSet->HiiHandle = Handle;\r | |
859 | CopyMem (&FormSet->Guid, FormSetGuid, sizeof (EFI_GUID));\r | |
860 | \r | |
861 | //\r | |
862 | // Parse the IFR binary OpCodes\r | |
863 | //\r | |
864 | Status = ParseOpCodes (FormSet);\r | |
865 | if (EFI_ERROR (Status)) {\r | |
866 | return Status;\r | |
867 | }\r | |
868 | \r | |
869 | GetFormsetDefaultVarstoreId (FormSet);\r | |
870 | return Status;\r | |
871 | }\r | |
872 | \r | |
873 | /**\r | |
874 | Parse the Form Package and build a FORM_BROWSER_FORMSET structure.\r | |
875 | \r | |
876 | @param UefiHiiHandle PackageList Handle\r | |
877 | \r | |
878 | @return A pointer to FORM_BROWSER_FORMSET.\r | |
879 | \r | |
880 | **/\r | |
881 | FORM_BROWSER_FORMSET *\r | |
882 | ParseFormSet (\r | |
883 | IN EFI_HII_HANDLE UefiHiiHandle\r | |
884 | )\r | |
885 | {\r | |
886 | FORM_BROWSER_FORMSET *FormSet;\r | |
887 | EFI_GUID FormSetGuid;\r | |
888 | EFI_STATUS Status;\r | |
889 | \r | |
890 | FormSet = AllocateZeroPool (sizeof (FORM_BROWSER_FORMSET)); \r | |
891 | ASSERT (FormSet != NULL);\r | |
892 | \r | |
893 | CopyGuid (&FormSetGuid, &gZeroGuid);\r | |
894 | Status = InitializeFormSet (UefiHiiHandle, &FormSetGuid, FormSet);\r | |
895 | if (EFI_ERROR (Status)) {\r | |
896 | FreePool (FormSet);\r | |
897 | return NULL;\r | |
898 | }\r | |
899 | \r | |
900 | return FormSet;\r | |
901 | }\r | |
902 | \r |