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103b6520 | 1 | /*++\r |
2 | \r | |
ececc2eb | 3 | Copyright (c) 2006 - 2007, Intel Corporation\r |
4 | All rights reserved. This program and the accompanying materials\r | |
5 | are licensed and made available under the terms and conditions of the BSD License\r | |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
103b6520 | 7 | http://opensource.org/licenses/bsd-license.php \r |
ececc2eb | 8 | \r |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
103b6520 | 11 | \r |
12 | Module Name:\r | |
13 | \r | |
14 | Package.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | This file contains the package processing code to the HII database.\r | |
19 | \r | |
20 | --*/\r | |
21 | \r | |
22 | \r | |
103b6520 | 23 | #include "HiiDatabase.h"\r |
24 | \r | |
25 | EFI_STATUS\r | |
26 | GetPackSize (\r | |
27 | IN VOID *Pack,\r | |
28 | OUT UINTN *PackSize,\r | |
29 | OUT UINT32 *NumberOfTokens\r | |
30 | )\r | |
31 | /*++\r | |
32 | \r | |
33 | Routine Description:\r | |
34 | Determines the passed in Pack's size and returns the value.\r | |
ececc2eb | 35 | \r |
103b6520 | 36 | Arguments:\r |
37 | \r | |
ececc2eb | 38 | Returns:\r |
103b6520 | 39 | \r |
40 | --*/\r | |
41 | {\r | |
42 | EFI_HII_STRING_PACK *StringPack;\r | |
43 | UINT16 Type;\r | |
44 | UINT32 Length;\r | |
45 | \r | |
46 | *PackSize = 0;\r | |
47 | \r | |
48 | Type = EFI_HII_IFR;\r | |
49 | if (!CompareMem (&((EFI_HII_PACK_HEADER *) Pack)->Type, &Type, sizeof (UINT16))) {\r | |
50 | //\r | |
51 | // The header contains the full IFR length\r | |
52 | //\r | |
53 | CopyMem (&Length, &((EFI_HII_PACK_HEADER *) Pack)->Length, sizeof (Length));\r | |
54 | *PackSize = (UINTN) Length;\r | |
55 | return EFI_SUCCESS;\r | |
56 | }\r | |
57 | \r | |
58 | Type = EFI_HII_STRING;\r | |
59 | if (!CompareMem (&((EFI_HII_PACK_HEADER *) Pack)->Type, &Type, sizeof (UINT16))) {\r | |
60 | //\r | |
61 | // The header contains the STRING package length\r | |
62 | // The assumption is that the strings for all languages\r | |
63 | // are a contiguous block of data and there is a series of\r | |
64 | // these package instances which will terminate with a NULL package\r | |
65 | // instance.\r | |
66 | //\r | |
67 | StringPack = (EFI_HII_STRING_PACK *) Pack;\r | |
68 | \r | |
69 | //\r | |
70 | // There may be multiple instances packed together of strings\r | |
71 | // so we must walk the self describing structures until we encounter\r | |
72 | // the NULL structure to determine the full size.\r | |
73 | //\r | |
74 | CopyMem (&Length, &StringPack->Header.Length, sizeof (Length));\r | |
75 | if (NumberOfTokens != NULL) {\r | |
76 | CopyMem (NumberOfTokens, &StringPack->NumStringPointers, sizeof (UINT32));\r | |
77 | }\r | |
78 | \r | |
79 | while (Length != 0) {\r | |
80 | *PackSize = *PackSize + Length;\r | |
81 | StringPack = (EFI_HII_STRING_PACK *) ((CHAR8 *) StringPack + Length);\r | |
82 | CopyMem (&Length, &StringPack->Header.Length, sizeof (Length));\r | |
83 | }\r | |
84 | //\r | |
85 | // Encountered a length of 0, so let's add the space for the NULL terminator\r | |
86 | // pack's length and call it done.\r | |
87 | //\r | |
88 | *PackSize = *PackSize + sizeof (EFI_HII_STRING_PACK);\r | |
89 | return EFI_SUCCESS;\r | |
90 | }\r | |
91 | //\r | |
92 | // We only determine the size of the non-global Package types.\r | |
93 | // If neither IFR or STRING data were found, return an error\r | |
94 | //\r | |
95 | return EFI_NOT_FOUND;\r | |
96 | }\r | |
97 | \r | |
98 | EFI_STATUS\r | |
99 | ValidatePack (\r | |
100 | IN EFI_HII_PROTOCOL *This,\r | |
101 | IN EFI_HII_PACKAGE_INSTANCE *PackageInstance,\r | |
102 | OUT EFI_HII_PACKAGE_INSTANCE **StringPackageInstance,\r | |
103 | OUT UINT32 *TotalStringCount\r | |
104 | )\r | |
105 | /*++\r | |
106 | \r | |
107 | Routine Description:\r | |
108 | Verifies that the package instance is using the correct handle for string operations.\r | |
ececc2eb | 109 | \r |
103b6520 | 110 | Arguments:\r |
111 | \r | |
ececc2eb | 112 | Returns:\r |
103b6520 | 113 | \r |
114 | --*/\r | |
115 | {\r | |
116 | EFI_HII_DATA *HiiData;\r | |
117 | EFI_HII_HANDLE_DATABASE *HandleDatabase;\r | |
118 | EFI_HII_PACKAGE_INSTANCE *HandlePackageInstance;\r | |
119 | UINT8 *RawData;\r | |
120 | EFI_GUID Guid;\r | |
121 | EFI_HII_IFR_PACK *FormPack;\r | |
122 | UINTN Index;\r | |
123 | \r | |
124 | if (This == NULL) {\r | |
125 | return EFI_INVALID_PARAMETER;\r | |
126 | }\r | |
127 | \r | |
128 | HiiData = EFI_HII_DATA_FROM_THIS (This);\r | |
129 | \r | |
130 | HandleDatabase = HiiData->DatabaseHead;\r | |
131 | ZeroMem (&Guid, sizeof (EFI_GUID));\r | |
132 | \r | |
133 | *StringPackageInstance = PackageInstance;\r | |
134 | \r | |
135 | //\r | |
136 | // Based on if there is IFR data in this package instance, determine\r | |
137 | // what the location is of the beginning of the string data.\r | |
138 | //\r | |
139 | if (PackageInstance->IfrSize > 0) {\r | |
140 | FormPack = (EFI_HII_IFR_PACK *) ((CHAR8 *) (&PackageInstance->IfrData) + sizeof (EFI_HII_PACK_HEADER));\r | |
141 | } else {\r | |
142 | //\r | |
143 | // If there is no IFR data assume the caller knows what they are doing.\r | |
144 | //\r | |
145 | return EFI_SUCCESS;\r | |
146 | }\r | |
147 | \r | |
148 | RawData = (UINT8 *) FormPack;\r | |
149 | \r | |
150 | for (Index = 0; RawData[Index] != EFI_IFR_END_FORM_SET_OP;) {\r | |
151 | if (RawData[Index] == EFI_IFR_FORM_SET_OP) {\r | |
152 | //\r | |
153 | // Cache the guid for this formset\r | |
154 | //\r | |
155 | CopyMem (&Guid, &((EFI_IFR_FORM_SET *) &RawData[Index])->Guid, sizeof (EFI_GUID));\r | |
156 | break;\r | |
157 | }\r | |
158 | \r | |
159 | Index = RawData[Index + 1] + Index;\r | |
160 | }\r | |
161 | //\r | |
162 | // If there is no string package, and the PackageInstance->IfrPack.Guid and PackageInstance->Guid are\r | |
163 | // different, we should return the correct handle for the caller to use for strings.\r | |
164 | //\r | |
165 | if ((PackageInstance->StringSize == 0) && (!CompareGuid (&Guid, &PackageInstance->Guid))) {\r | |
166 | //\r | |
167 | // Search the database for a handle that matches the PackageInstance->Guid\r | |
168 | //\r | |
169 | for (; HandleDatabase != NULL; HandleDatabase = HandleDatabase->NextHandleDatabase) {\r | |
170 | //\r | |
171 | // Get Ifrdata and extract the Guid for it\r | |
172 | //\r | |
173 | HandlePackageInstance = HandleDatabase->Buffer;\r | |
174 | \r | |
175 | ASSERT (HandlePackageInstance->IfrSize != 0);\r | |
176 | \r | |
177 | FormPack = (EFI_HII_IFR_PACK *) ((CHAR8 *) (&HandlePackageInstance->IfrData) + sizeof (EFI_HII_PACK_HEADER));\r | |
178 | RawData = (UINT8 *) FormPack;\r | |
179 | \r | |
180 | for (Index = 0; RawData[Index] != EFI_IFR_END_FORM_SET_OP;) {\r | |
181 | if (RawData[Index] == EFI_IFR_FORM_SET_OP) {\r | |
182 | //\r | |
183 | // Cache the guid for this formset\r | |
184 | //\r | |
185 | CopyMem (&Guid, &((EFI_IFR_FORM_SET *) &RawData[Index])->Guid, sizeof (EFI_GUID));\r | |
186 | break;\r | |
187 | }\r | |
188 | \r | |
189 | Index = RawData[Index + 1] + Index;\r | |
190 | }\r | |
191 | //\r | |
192 | // If the Guid from the new handle matches the original Guid referenced in the original package data\r | |
193 | // return the appropriate package instance data to use.\r | |
194 | //\r | |
195 | if (CompareGuid (&Guid, &PackageInstance->Guid)) {\r | |
196 | if (TotalStringCount != NULL) {\r | |
197 | *TotalStringCount = HandleDatabase->NumberOfTokens;\r | |
198 | }\r | |
199 | \r | |
200 | *StringPackageInstance = HandlePackageInstance;\r | |
201 | }\r | |
202 | }\r | |
203 | //\r | |
204 | // end for\r | |
205 | //\r | |
206 | } else {\r | |
207 | return EFI_SUCCESS;\r | |
208 | }\r | |
209 | \r | |
210 | return EFI_SUCCESS;\r | |
211 | }\r | |
212 | \r | |
213 | EFI_STATUS\r | |
214 | EFIAPI\r | |
215 | HiiNewPack (\r | |
216 | IN EFI_HII_PROTOCOL *This,\r | |
217 | IN EFI_HII_PACKAGES *Packages,\r | |
218 | OUT EFI_HII_HANDLE *Handle\r | |
219 | )\r | |
220 | /*++\r | |
221 | \r | |
222 | Routine Description:\r | |
223 | \r | |
224 | Extracts the various packs from a package list.\r | |
ececc2eb | 225 | \r |
103b6520 | 226 | Arguments:\r |
227 | \r | |
228 | This - Pointer of HII protocol.\r | |
229 | Packages - Pointer of HII packages.\r | |
230 | Handle - Handle value to be returned.\r | |
231 | \r | |
ececc2eb | 232 | Returns:\r |
103b6520 | 233 | \r |
234 | EFI_SUCCESS - Pacakges has added to HII database successfully.\r | |
235 | EFI_INVALID_PARAMETER - Invalid parameter.\r | |
236 | \r | |
237 | --*/\r | |
238 | {\r | |
239 | EFI_HII_PACKAGE_INSTANCE *PackageInstance;\r | |
240 | EFI_HII_DATA *HiiData;\r | |
241 | EFI_HII_HANDLE_DATABASE *HandleDatabase;\r | |
242 | EFI_HII_HANDLE_DATABASE *Database;\r | |
243 | EFI_HII_PACK_HEADER *PackageHeader;\r | |
244 | EFI_HII_GLOBAL_DATA *GlobalData;\r | |
245 | EFI_HII_IFR_PACK *IfrPack;\r | |
246 | EFI_HII_STRING_PACK *StringPack;\r | |
247 | EFI_HII_FONT_PACK *FontPack;\r | |
248 | EFI_HII_KEYBOARD_PACK *KeyboardPack;\r | |
249 | EFI_STATUS Status;\r | |
250 | UINTN IfrSize;\r | |
251 | UINTN StringSize;\r | |
252 | UINTN TotalStringSize;\r | |
253 | UINTN InstanceSize;\r | |
254 | UINTN Count;\r | |
255 | UINTN Index;\r | |
256 | UINT16 Member;\r | |
257 | EFI_GUID Guid;\r | |
258 | EFI_FORM_SET_STUB FormSetStub;\r | |
259 | UINT8 *Location;\r | |
260 | UINT16 Unicode;\r | |
261 | UINT16 NumWideGlyphs;\r | |
262 | UINT16 NumNarrowGlyphs;\r | |
263 | UINT32 NumberOfTokens;\r | |
264 | UINT32 TotalTokenNumber;\r | |
265 | UINT8 *Local;\r | |
266 | EFI_NARROW_GLYPH *NarrowGlyph;\r | |
267 | \r | |
268 | if (Packages->NumberOfPackages == 0 || This == NULL) {\r | |
269 | return EFI_INVALID_PARAMETER;\r | |
270 | }\r | |
271 | \r | |
272 | HiiData = EFI_HII_DATA_FROM_THIS (This);\r | |
273 | \r | |
274 | GlobalData = HiiData->GlobalData;\r | |
275 | \r | |
276 | Database = HiiData->DatabaseHead;\r | |
277 | \r | |
278 | PackageInstance = NULL;\r | |
279 | IfrPack = NULL;\r | |
280 | StringPack = NULL;\r | |
281 | InstanceSize = 0;\r | |
282 | IfrSize = 0;\r | |
283 | StringSize = 0;\r | |
284 | TotalStringSize = 0;\r | |
285 | NumberOfTokens = 0;\r | |
286 | TotalTokenNumber = 0;\r | |
287 | \r | |
288 | //\r | |
289 | // Search through the passed in Packages for the IfrPack and any StringPack.\r | |
290 | //\r | |
291 | for (Index = 0; Index < Packages->NumberOfPackages; Index++) {\r | |
292 | \r | |
293 | PackageHeader = *(EFI_HII_PACK_HEADER **) (((UINT8 *) Packages) + sizeof (EFI_HII_PACKAGES) + Index * sizeof (VOID *));\r | |
294 | \r | |
295 | switch (PackageHeader->Type) {\r | |
296 | case EFI_HII_IFR:\r | |
297 | //\r | |
298 | // There shoule be only one Ifr package.\r | |
299 | //\r | |
300 | ASSERT (IfrPack == NULL);\r | |
301 | IfrPack = (EFI_HII_IFR_PACK *) PackageHeader;\r | |
302 | break;\r | |
303 | \r | |
304 | case EFI_HII_STRING:\r | |
305 | StringPack = (EFI_HII_STRING_PACK *) PackageHeader;\r | |
306 | //\r | |
307 | // Sending me a String Package. Get its size.\r | |
308 | //\r | |
309 | Status = GetPackSize ((VOID *) StringPack, &StringSize, &NumberOfTokens);\r | |
310 | ASSERT (!EFI_ERROR (Status));\r | |
311 | \r | |
312 | //\r | |
313 | // The size which GetPackSize() returns include the null terminator. So if multiple\r | |
314 | // string packages are passed in, merge all these packages, and only pad one null terminator.\r | |
315 | //\r | |
316 | if (TotalStringSize > 0) {\r | |
317 | TotalStringSize -= sizeof (EFI_HII_STRING_PACK);\r | |
318 | }\r | |
319 | \r | |
320 | TotalStringSize += StringSize;\r | |
321 | TotalTokenNumber += NumberOfTokens;\r | |
322 | break;\r | |
323 | }\r | |
324 | }\r | |
325 | //\r | |
326 | // If sending a StringPack without an IfrPack, you must include a GuidId\r | |
327 | //\r | |
328 | if ((StringPack != NULL) && (IfrPack == NULL)) {\r | |
329 | if (Packages->GuidId == NULL) {\r | |
330 | return EFI_INVALID_PARAMETER;\r | |
331 | }\r | |
332 | }\r | |
333 | //\r | |
334 | // If passing in an IfrPack and a GuidId is provided, ensure they are the same value.\r | |
335 | //\r | |
336 | if ((IfrPack != NULL) && (Packages->GuidId != NULL)) {\r | |
337 | Location = ((UINT8 *) IfrPack);\r | |
338 | Location = (UINT8 *) (((UINTN) Location) + sizeof (EFI_HII_PACK_HEADER));\r | |
339 | \r | |
340 | //\r | |
341 | // Advance to the Form Set Op-code\r | |
342 | //\r | |
343 | for (Count = 0; ((EFI_IFR_OP_HEADER *) &Location[Count])->OpCode != EFI_IFR_FORM_SET_OP;) {\r | |
344 | Count = Count + ((EFI_IFR_OP_HEADER *) &Location[Count])->Length;\r | |
345 | }\r | |
346 | //\r | |
347 | // Copy to local variable\r | |
348 | //\r | |
349 | CopyMem (&Guid, &((EFI_IFR_FORM_SET *) &Location[Count])->Guid, sizeof (EFI_GUID));\r | |
350 | \r | |
351 | //\r | |
352 | // Check to see if IfrPack->Guid != GuidId\r | |
353 | //\r | |
354 | if (!CompareGuid (&Guid, Packages->GuidId)) {\r | |
355 | //\r | |
356 | // If a string package is present, the GUIDs should have agreed. Return an error\r | |
357 | //\r | |
358 | if (StringPack != NULL) {\r | |
359 | return EFI_INVALID_PARAMETER;\r | |
360 | }\r | |
361 | }\r | |
362 | }\r | |
363 | //\r | |
364 | // If someone is passing in a string only, create a dummy IfrPack with a Guid\r | |
365 | // to enable future searching of this data.\r | |
366 | //\r | |
367 | if ((IfrPack == NULL) && (StringPack != NULL)) {\r | |
368 | ZeroMem (&FormSetStub, sizeof (FormSetStub));\r | |
369 | \r | |
370 | FormSetStub.Header.Type = EFI_HII_IFR;\r | |
371 | FormSetStub.Header.Length = sizeof (EFI_FORM_SET_STUB);\r | |
372 | \r | |
373 | FormSetStub.FormSet.Header.OpCode = EFI_IFR_FORM_SET_OP;\r | |
374 | FormSetStub.FormSet.Header.Length = (UINT8) sizeof (EFI_IFR_FORM_SET);\r | |
375 | //\r | |
376 | // Dummy string\r | |
377 | //\r | |
378 | FormSetStub.FormSet.FormSetTitle = 0x02;\r | |
379 | CopyMem (&FormSetStub.FormSet.Guid, Packages->GuidId, sizeof (EFI_GUID));\r | |
380 | \r | |
381 | FormSetStub.EndFormSet.Header.OpCode = EFI_IFR_END_FORM_SET_OP;\r | |
382 | FormSetStub.EndFormSet.Header.Length = (UINT8) sizeof (EFI_IFR_END_FORM_SET);\r | |
383 | IfrPack = (EFI_HII_IFR_PACK *) &FormSetStub;\r | |
384 | }\r | |
385 | \r | |
386 | if (IfrPack != NULL) {\r | |
387 | //\r | |
388 | // Sending me an IFR Package. Get its size.\r | |
389 | //\r | |
390 | Status = GetPackSize ((VOID *) IfrPack, &IfrSize, NULL);\r | |
391 | ASSERT (!EFI_ERROR (Status));\r | |
392 | }\r | |
393 | //\r | |
394 | // Prepare the internal package instace buffer to store package data.\r | |
395 | //\r | |
396 | InstanceSize = IfrSize + TotalStringSize;\r | |
397 | \r | |
398 | if (InstanceSize != 0) {\r | |
399 | PackageInstance = AllocateZeroPool (InstanceSize + sizeof (EFI_HII_PACKAGE_INSTANCE));\r | |
400 | \r | |
401 | ASSERT (PackageInstance);\r | |
402 | \r | |
403 | //\r | |
404 | // If there is no DatabaseHead allocated - allocate one\r | |
405 | //\r | |
406 | if (HiiData->DatabaseHead == NULL) {\r | |
407 | HiiData->DatabaseHead = AllocateZeroPool (sizeof (EFI_HII_HANDLE_DATABASE));\r | |
408 | ASSERT (HiiData->DatabaseHead);\r | |
409 | }\r | |
410 | //\r | |
411 | // If the head is being used (Handle is non-zero), allocate next Database and\r | |
412 | // add it to the linked-list\r | |
413 | //\r | |
414 | if (HiiData->DatabaseHead->Handle != 0) {\r | |
415 | HandleDatabase = AllocateZeroPool (sizeof (EFI_HII_HANDLE_DATABASE));\r | |
416 | \r | |
417 | ASSERT (HandleDatabase);\r | |
418 | \r | |
419 | for (; Database->NextHandleDatabase != NULL; Database = Database->NextHandleDatabase)\r | |
420 | ;\r | |
421 | \r | |
422 | //\r | |
423 | // We are sitting on the Database entry which contains the null Next pointer. Fix it.\r | |
424 | //\r | |
425 | Database->NextHandleDatabase = HandleDatabase;\r | |
426 | \r | |
427 | }\r | |
428 | \r | |
429 | Database = HiiData->DatabaseHead;\r | |
430 | \r | |
431 | //\r | |
432 | // Initialize this instance data\r | |
433 | //\r | |
434 | for (*Handle = 1; Database->NextHandleDatabase != NULL; Database = Database->NextHandleDatabase) {\r | |
435 | //\r | |
436 | // Since the first Database instance will have a passed back handle of 1, we will continue\r | |
437 | // down the linked list of entries until we encounter the end of the linked list. Each time\r | |
438 | // we go down one level deeper, increment the handle value that will be passed back.\r | |
439 | //\r | |
440 | if (Database->Handle >= *Handle) {\r | |
441 | *Handle = (EFI_HII_HANDLE) (Database->Handle + 1);\r | |
442 | }\r | |
443 | }\r | |
444 | \r | |
445 | PackageInstance->Handle = *Handle;\r | |
446 | PackageInstance->IfrSize = IfrSize;\r | |
447 | PackageInstance->StringSize = TotalStringSize;\r | |
448 | if (Packages->GuidId != NULL) {\r | |
449 | CopyMem (&PackageInstance->Guid, Packages->GuidId, sizeof (EFI_GUID));\r | |
450 | }\r | |
451 | \r | |
452 | Database->Buffer = PackageInstance;\r | |
453 | Database->Handle = PackageInstance->Handle;\r | |
454 | Database->NumberOfTokens = TotalTokenNumber;\r | |
455 | Database->NextHandleDatabase = NULL;\r | |
456 | }\r | |
457 | //\r | |
458 | // Copy the Ifr package data into package instance.\r | |
459 | //\r | |
460 | if (IfrSize > 0) {\r | |
461 | CopyMem (&PackageInstance->IfrData, IfrPack, IfrSize);\r | |
462 | }\r | |
463 | //\r | |
464 | // Main loop to store package data into HII database.\r | |
465 | //\r | |
466 | StringSize = 0;\r | |
467 | TotalStringSize = 0;\r | |
468 | \r | |
469 | for (Index = 0; Index < Packages->NumberOfPackages; Index++) {\r | |
470 | \r | |
471 | PackageHeader = *(EFI_HII_PACK_HEADER **) (((UINT8 *) Packages) + sizeof (EFI_HII_PACKAGES) + Index * sizeof (VOID *));\r | |
472 | \r | |
473 | switch (PackageHeader->Type) {\r | |
474 | case EFI_HII_STRING:\r | |
475 | StringPack = (EFI_HII_STRING_PACK *) PackageHeader;\r | |
476 | //\r | |
477 | // The size which GetPackSize() returns include the null terminator. So if multiple\r | |
478 | // string packages are passed in, merge all these packages, and only pad one null terminator.\r | |
479 | //\r | |
480 | if (TotalStringSize > 0) {\r | |
481 | TotalStringSize -= sizeof (EFI_HII_STRING_PACK);\r | |
482 | }\r | |
483 | \r | |
484 | GetPackSize ((VOID *) StringPack, &StringSize, &NumberOfTokens);\r | |
485 | CopyMem ((CHAR8 *) (&PackageInstance->IfrData) + IfrSize + TotalStringSize, StringPack, StringSize);\r | |
486 | \r | |
487 | TotalStringSize += StringSize;\r | |
488 | break;\r | |
489 | \r | |
490 | case EFI_HII_HANDLES:\r | |
491 | CopyMem (&PackageInstance->HandlePack, PackageHeader, sizeof (EFI_HII_HANDLE_PACK));\r | |
492 | break;\r | |
493 | \r | |
494 | case EFI_HII_FONT:\r | |
495 | FontPack = (EFI_HII_FONT_PACK *) PackageHeader;\r | |
496 | //\r | |
497 | // Add whatever narrow glyphs were passed to us if undefined\r | |
498 | //\r | |
499 | CopyMem (&NumNarrowGlyphs, &FontPack->NumberOfNarrowGlyphs, sizeof (UINT16));\r | |
500 | for (Count = 0; Count <= NumNarrowGlyphs; Count++) {\r | |
501 | Local = (UINT8 *) (&FontPack->NumberOfWideGlyphs + sizeof (UINT8)) + (sizeof (EFI_NARROW_GLYPH)) * Count;\r | |
502 | NarrowGlyph = (EFI_NARROW_GLYPH *) Local;\r | |
503 | CopyMem (&Member, &NarrowGlyph->UnicodeWeight, sizeof (UINT16));\r | |
504 | //\r | |
505 | // If the glyph is already defined, do not overwrite it. It is what it is.\r | |
506 | //\r | |
507 | CopyMem (&Unicode, &GlobalData->NarrowGlyphs[Member].UnicodeWeight, sizeof (UINT16));\r | |
508 | if (Unicode == 0) {\r | |
509 | CopyMem (&GlobalData->NarrowGlyphs[Member], Local, sizeof (EFI_NARROW_GLYPH));\r | |
510 | }\r | |
511 | }\r | |
512 | //\r | |
513 | // Add whatever wide glyphs were passed to us if undefined\r | |
514 | //\r | |
515 | CopyMem (&NumWideGlyphs, &FontPack->NumberOfWideGlyphs, sizeof (UINT16));\r | |
516 | for (Count = 0; Count <= NumWideGlyphs; Count++) {\r | |
517 | Local = (UINT8 *) (&FontPack->NumberOfWideGlyphs + sizeof (UINT8)) +\r | |
518 | (sizeof (EFI_NARROW_GLYPH)) *\r | |
519 | NumNarrowGlyphs;\r | |
520 | CopyMem (\r | |
521 | &Member,\r | |
522 | (UINTN *) (Local + sizeof (EFI_WIDE_GLYPH) * Count),\r | |
523 | sizeof (UINT16)\r | |
524 | );\r | |
525 | //\r | |
526 | // If the glyph is already defined, do not overwrite it. It is what it is.\r | |
527 | //\r | |
528 | CopyMem (&Unicode, &GlobalData->WideGlyphs[Member].UnicodeWeight, sizeof (UINT16));\r | |
529 | if (Unicode == 0) {\r | |
530 | Local = (UINT8*)(&FontPack->NumberOfWideGlyphs + sizeof(UINT8)) + (sizeof(EFI_NARROW_GLYPH)) * NumNarrowGlyphs;\r | |
531 | CopyMem (\r | |
532 | &GlobalData->WideGlyphs[Member],\r | |
533 | (UINTN *) (Local + sizeof (EFI_WIDE_GLYPH) * Count),\r | |
534 | sizeof (EFI_WIDE_GLYPH)\r | |
535 | );\r | |
536 | }\r | |
537 | }\r | |
538 | break;\r | |
539 | \r | |
540 | case EFI_HII_KEYBOARD:\r | |
541 | KeyboardPack = (EFI_HII_KEYBOARD_PACK *) PackageHeader;\r | |
542 | //\r | |
543 | // Sending me a Keyboard Package\r | |
544 | //\r | |
545 | if (KeyboardPack->DescriptorCount > 105) {\r | |
546 | return EFI_INVALID_PARAMETER;\r | |
547 | }\r | |
548 | //\r | |
549 | // If someone updates the Descriptors with a count of 0, blow aware the overrides.\r | |
550 | //\r | |
551 | if (KeyboardPack->DescriptorCount == 0) {\r | |
552 | ZeroMem (GlobalData->OverrideKeyboardLayout, sizeof (EFI_KEY_DESCRIPTOR) * 106);\r | |
553 | }\r | |
554 | \r | |
555 | if (KeyboardPack->DescriptorCount < 106 && KeyboardPack->DescriptorCount > 0) {\r | |
556 | //\r | |
557 | // If SystemKeyboard was updated already, then steer changes to the override database\r | |
558 | //\r | |
559 | if (GlobalData->SystemKeyboardUpdate) {\r | |
560 | ZeroMem (GlobalData->OverrideKeyboardLayout, sizeof (EFI_KEY_DESCRIPTOR) * 106);\r | |
561 | for (Count = 0; Count < KeyboardPack->DescriptorCount; Count++) {\r | |
562 | CopyMem (&Member, &KeyboardPack->Descriptor[Count].Key, sizeof (UINT16));\r | |
563 | CopyMem (\r | |
564 | &GlobalData->OverrideKeyboardLayout[Member],\r | |
565 | &KeyboardPack->Descriptor[Count],\r | |
566 | sizeof (EFI_KEY_DESCRIPTOR)\r | |
567 | );\r | |
568 | }\r | |
569 | } else {\r | |
570 | //\r | |
571 | // SystemKeyboard was never updated, so this is likely the keyboard driver setting the System database.\r | |
572 | //\r | |
573 | ZeroMem (GlobalData->SystemKeyboardLayout, sizeof (EFI_KEY_DESCRIPTOR) * 106);\r | |
574 | for (Count = 0; Count < KeyboardPack->DescriptorCount; Count++) {\r | |
575 | CopyMem (&Member, &KeyboardPack->Descriptor->Key, sizeof (UINT16));\r | |
576 | CopyMem (\r | |
577 | &GlobalData->SystemKeyboardLayout[Member],\r | |
578 | &KeyboardPack->Descriptor[Count],\r | |
579 | sizeof (EFI_KEY_DESCRIPTOR)\r | |
580 | );\r | |
581 | }\r | |
582 | //\r | |
583 | // Just updated the system keyboard database, reflect that in the global flag.\r | |
584 | //\r | |
585 | GlobalData->SystemKeyboardUpdate = TRUE;\r | |
586 | }\r | |
587 | }\r | |
588 | break;\r | |
589 | \r | |
590 | default:\r | |
591 | break;\r | |
592 | }\r | |
593 | }\r | |
594 | \r | |
595 | return EFI_SUCCESS;\r | |
596 | }\r | |
597 | \r | |
598 | EFI_STATUS\r | |
599 | EFIAPI\r | |
600 | HiiRemovePack (\r | |
601 | IN EFI_HII_PROTOCOL *This,\r | |
602 | IN EFI_HII_HANDLE Handle\r | |
603 | )\r | |
604 | /*++\r | |
605 | \r | |
606 | Routine Description:\r | |
607 | Removes the various packs from a Handle\r | |
ececc2eb | 608 | \r |
103b6520 | 609 | Arguments:\r |
610 | \r | |
ececc2eb | 611 | Returns:\r |
103b6520 | 612 | \r |
613 | --*/\r | |
614 | {\r | |
615 | EFI_HII_PACKAGE_INSTANCE *PackageInstance;\r | |
616 | EFI_HII_DATA *HiiData;\r | |
617 | EFI_HII_HANDLE_DATABASE *HandleDatabase;\r | |
618 | EFI_HII_HANDLE_DATABASE *PreviousHandleDatabase;\r | |
619 | \r | |
620 | if (This == NULL || Handle == 0) {\r | |
621 | return EFI_INVALID_PARAMETER;\r | |
622 | }\r | |
623 | \r | |
624 | HiiData = EFI_HII_DATA_FROM_THIS (This);\r | |
625 | \r | |
626 | HandleDatabase = HiiData->DatabaseHead;\r | |
627 | PackageInstance = NULL;\r | |
628 | \r | |
629 | //\r | |
630 | // Initialize the Previous with the Head of the Database\r | |
631 | //\r | |
632 | PreviousHandleDatabase = HandleDatabase;\r | |
633 | \r | |
634 | for (; HandleDatabase != NULL; HandleDatabase = HandleDatabase->NextHandleDatabase) {\r | |
635 | //\r | |
636 | // Match the numeric value with the database entry - if matched,\r | |
637 | // free the package instance and apply fix-up to database linked list\r | |
638 | //\r | |
639 | if (Handle == HandleDatabase->Handle) {\r | |
640 | PackageInstance = HandleDatabase->Buffer;\r | |
641 | \r | |
642 | //\r | |
643 | // Free the Package Instance\r | |
644 | //\r | |
645 | FreePool (PackageInstance);\r | |
646 | \r | |
647 | //\r | |
648 | // If this was the only Handle in the database\r | |
649 | //\r | |
650 | if (HiiData->DatabaseHead == HandleDatabase) {\r | |
651 | HiiData->DatabaseHead = NULL;\r | |
652 | }\r | |
653 | //\r | |
654 | // Make the parent->Next point to the current->Next\r | |
655 | //\r | |
656 | PreviousHandleDatabase->NextHandleDatabase = HandleDatabase->NextHandleDatabase;\r | |
657 | FreePool (HandleDatabase);\r | |
658 | return EFI_SUCCESS;\r | |
659 | }\r | |
660 | //\r | |
661 | // If this was not the HandleDatabase entry we were looking for, cache it just in case the next one is\r | |
662 | //\r | |
663 | PreviousHandleDatabase = HandleDatabase;\r | |
664 | }\r | |
665 | //\r | |
666 | // No handle was found - error condition\r | |
667 | //\r | |
668 | if (PackageInstance == NULL) {\r | |
669 | return EFI_INVALID_PARAMETER;\r | |
670 | }\r | |
671 | \r | |
672 | return EFI_SUCCESS;\r | |
673 | }\r |