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1 | /** @file\r | |
2 | Var Check Hii handler.\r | |
3 | \r | |
4 | Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>\r | |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
6 | \r | |
7 | **/\r | |
8 | \r | |
9 | #include "VarCheckHii.h"\r | |
10 | \r | |
11 | GLOBAL_REMOVE_IF_UNREFERENCED CONST CHAR8 mVarCheckHiiHex[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};\r | |
12 | \r | |
13 | /**\r | |
14 | Dump some hexadecimal data.\r | |
15 | \r | |
16 | @param[in] Indent How many spaces to indent the output.\r | |
17 | @param[in] Offset The offset of the dump.\r | |
18 | @param[in] DataSize The size in bytes of UserData.\r | |
19 | @param[in] UserData The data to dump.\r | |
20 | \r | |
21 | **/\r | |
22 | VOID\r | |
23 | VarCheckHiiInternalDumpHex (\r | |
24 | IN UINTN Indent,\r | |
25 | IN UINTN Offset,\r | |
26 | IN UINTN DataSize,\r | |
27 | IN VOID *UserData\r | |
28 | )\r | |
29 | {\r | |
30 | UINT8 *Data;\r | |
31 | \r | |
32 | CHAR8 Val[50];\r | |
33 | \r | |
34 | CHAR8 Str[20];\r | |
35 | \r | |
36 | UINT8 TempByte;\r | |
37 | UINTN Size;\r | |
38 | UINTN Index;\r | |
39 | \r | |
40 | Data = UserData;\r | |
41 | while (DataSize != 0) {\r | |
42 | Size = 16;\r | |
43 | if (Size > DataSize) {\r | |
44 | Size = DataSize;\r | |
45 | }\r | |
46 | \r | |
47 | for (Index = 0; Index < Size; Index += 1) {\r | |
48 | TempByte = Data[Index];\r | |
49 | Val[Index * 3 + 0] = mVarCheckHiiHex[TempByte >> 4];\r | |
50 | Val[Index * 3 + 1] = mVarCheckHiiHex[TempByte & 0xF];\r | |
51 | Val[Index * 3 + 2] = (CHAR8) ((Index == 7) ? '-' : ' ');\r | |
52 | Str[Index] = (CHAR8) ((TempByte < ' ' || TempByte > 'z') ? '.' : TempByte);\r | |
53 | }\r | |
54 | \r | |
55 | Val[Index * 3] = 0;\r | |
56 | Str[Index] = 0;\r | |
57 | DEBUG ((DEBUG_INFO , "%*a%08X: %-48a *%a*\r\n", Indent, "", Offset, Val, Str));\r | |
58 | \r | |
59 | Data += Size;\r | |
60 | Offset += Size;\r | |
61 | DataSize -= Size;\r | |
62 | }\r | |
63 | }\r | |
64 | \r | |
65 | /**\r | |
66 | Var Check Hii Question.\r | |
67 | \r | |
68 | @param[in] HiiQuestion Pointer to Hii Question\r | |
69 | @param[in] Data Data pointer.\r | |
70 | @param[in] DataSize Size of Data to set.\r | |
71 | \r | |
72 | @retval TRUE Check pass\r | |
73 | @retval FALSE Check fail.\r | |
74 | \r | |
75 | **/\r | |
76 | BOOLEAN\r | |
77 | VarCheckHiiQuestion (\r | |
78 | IN VAR_CHECK_HII_QUESTION_HEADER *HiiQuestion,\r | |
79 | IN VOID *Data,\r | |
80 | IN UINTN DataSize\r | |
81 | )\r | |
82 | {\r | |
83 | UINT64 OneData;\r | |
84 | UINT64 Minimum;\r | |
85 | UINT64 Maximum;\r | |
86 | UINT64 OneValue;\r | |
87 | UINT8 *Ptr;\r | |
88 | UINT8 Index;\r | |
89 | UINT8 MaxContainers;\r | |
90 | UINT8 StartBit;\r | |
91 | UINT8 EndBit;\r | |
92 | UINT8 TotalBits;\r | |
93 | UINT16 VarOffsetByteLevel;\r | |
94 | UINT8 StorageWidthByteLevel;\r | |
95 | \r | |
96 | if (HiiQuestion->BitFieldStore) {\r | |
97 | VarOffsetByteLevel = HiiQuestion->VarOffset / 8;\r | |
98 | TotalBits = HiiQuestion->VarOffset % 8 + HiiQuestion->StorageWidth;\r | |
99 | StorageWidthByteLevel = (TotalBits % 8 == 0 ? TotalBits / 8: TotalBits / 8 + 1);\r | |
100 | } else {\r | |
101 | VarOffsetByteLevel = HiiQuestion->VarOffset;\r | |
102 | StorageWidthByteLevel = HiiQuestion->StorageWidth;\r | |
103 | }\r | |
104 | \r | |
105 | if (((UINT32) VarOffsetByteLevel + StorageWidthByteLevel) > DataSize) {\r | |
106 | DEBUG ((DEBUG_INFO , "VarCheckHiiQuestion fail: (VarOffset(0x%04x) + StorageWidth(0x%02x)) > Size(0x%x)\n", VarOffsetByteLevel, StorageWidthByteLevel, DataSize));\r | |
107 | return FALSE;\r | |
108 | }\r | |
109 | \r | |
110 | OneData = 0;\r | |
111 | CopyMem (&OneData, (UINT8 *) Data + VarOffsetByteLevel, StorageWidthByteLevel);\r | |
112 | if (HiiQuestion->BitFieldStore) {\r | |
113 | //\r | |
114 | // Get the value from the bit field.\r | |
115 | //\r | |
116 | StartBit = HiiQuestion->VarOffset % 8;\r | |
117 | EndBit = StartBit + HiiQuestion->StorageWidth - 1;\r | |
118 | OneData = BitFieldRead64 (OneData, StartBit, EndBit);\r | |
119 | }\r | |
120 | \r | |
121 | switch (HiiQuestion->OpCode) {\r | |
122 | case EFI_IFR_ONE_OF_OP:\r | |
123 | Ptr = (UINT8 *) ((VAR_CHECK_HII_QUESTION_ONEOF *) HiiQuestion + 1);\r | |
124 | while ((UINTN) Ptr < (UINTN) HiiQuestion + HiiQuestion->Length) {\r | |
125 | OneValue = 0;\r | |
126 | if (HiiQuestion->BitFieldStore) {\r | |
127 | //\r | |
128 | // For OneOf stored in bit field, the value of options are saved as UINT32 type.\r | |
129 | //\r | |
130 | CopyMem (&OneValue, Ptr, sizeof (UINT32));\r | |
131 | } else {\r | |
132 | CopyMem (&OneValue, Ptr, HiiQuestion->StorageWidth);\r | |
133 | }\r | |
134 | if (OneData == OneValue) {\r | |
135 | //\r | |
136 | // Match\r | |
137 | //\r | |
138 | break;\r | |
139 | }\r | |
140 | if (HiiQuestion->BitFieldStore) {\r | |
141 | Ptr += sizeof (UINT32);\r | |
142 | } else {\r | |
143 | Ptr += HiiQuestion->StorageWidth;\r | |
144 | }\r | |
145 | }\r | |
146 | if ((UINTN) Ptr >= ((UINTN) HiiQuestion + HiiQuestion->Length)) {\r | |
147 | //\r | |
148 | // No match\r | |
149 | //\r | |
150 | DEBUG ((DEBUG_INFO , "VarCheckHiiQuestion fail: OneOf mismatch (0x%lx)\n", OneData));\r | |
151 | DEBUG_CODE (VarCheckHiiInternalDumpHex (2, 0, HiiQuestion->Length, (UINT8 *) HiiQuestion););\r | |
152 | return FALSE;\r | |
153 | }\r | |
154 | break;\r | |
155 | \r | |
156 | case EFI_IFR_CHECKBOX_OP:\r | |
157 | if ((OneData != 0) && (OneData != 1)) {\r | |
158 | DEBUG ((DEBUG_INFO , "VarCheckHiiQuestion fail: CheckBox mismatch (0x%lx)\n", OneData));\r | |
159 | DEBUG_CODE (VarCheckHiiInternalDumpHex (2, 0, HiiQuestion->Length, (UINT8 *) HiiQuestion););\r | |
160 | return FALSE;\r | |
161 | }\r | |
162 | break;\r | |
163 | \r | |
164 | case EFI_IFR_NUMERIC_OP:\r | |
165 | Minimum = 0;\r | |
166 | Maximum = 0;\r | |
167 | Ptr = (UINT8 *) ((VAR_CHECK_HII_QUESTION_NUMERIC *) HiiQuestion + 1);\r | |
168 | if (HiiQuestion->BitFieldStore) {\r | |
169 | //\r | |
170 | // For Numeric stored in bit field, the value of Maximum/Minimum are saved as UINT32 type.\r | |
171 | //\r | |
172 | CopyMem (&Minimum, Ptr, sizeof (UINT32));\r | |
173 | Ptr += sizeof (UINT32);\r | |
174 | CopyMem (&Maximum, Ptr, sizeof (UINT32));\r | |
175 | Ptr += sizeof (UINT32);\r | |
176 | } else {\r | |
177 | CopyMem (&Minimum, Ptr, HiiQuestion->StorageWidth);\r | |
178 | Ptr += HiiQuestion->StorageWidth;\r | |
179 | CopyMem (&Maximum, Ptr, HiiQuestion->StorageWidth);\r | |
180 | Ptr += HiiQuestion->StorageWidth;\r | |
181 | }\r | |
182 | \r | |
183 | //\r | |
184 | // No need to check Step, because it is ONLY for UI.\r | |
185 | //\r | |
186 | if ((OneData < Minimum) || (OneData > Maximum)) {\r | |
187 | DEBUG ((DEBUG_INFO , "VarCheckHiiQuestion fail: Numeric mismatch (0x%lx)\n", OneData));\r | |
188 | DEBUG_CODE (VarCheckHiiInternalDumpHex (2, 0, HiiQuestion->Length, (UINT8 *) HiiQuestion););\r | |
189 | return FALSE;\r | |
190 | }\r | |
191 | break;\r | |
192 | \r | |
193 | case EFI_IFR_ORDERED_LIST_OP:\r | |
194 | MaxContainers = ((VAR_CHECK_HII_QUESTION_ORDEREDLIST *) HiiQuestion)->MaxContainers;\r | |
195 | if (((UINT32) HiiQuestion->VarOffset + HiiQuestion->StorageWidth * MaxContainers) > DataSize) {\r | |
196 | DEBUG ((DEBUG_INFO , "VarCheckHiiQuestion fail: (VarOffset(0x%04x) + StorageWidth(0x%02x) * MaxContainers(0x%02x)) > Size(0x%x)\n", HiiQuestion->VarOffset, HiiQuestion->StorageWidth, MaxContainers, DataSize));\r | |
197 | return FALSE;\r | |
198 | }\r | |
199 | for (Index = 0; Index < MaxContainers; Index++) {\r | |
200 | OneData = 0;\r | |
201 | CopyMem (&OneData, (UINT8 *) Data + HiiQuestion->VarOffset + HiiQuestion->StorageWidth * Index, HiiQuestion->StorageWidth);\r | |
202 | if (OneData == 0) {\r | |
203 | //\r | |
204 | // The value of 0 is used to determine if a particular "slot" in the array is empty.\r | |
205 | //\r | |
206 | continue;\r | |
207 | }\r | |
208 | \r | |
209 | Ptr = (UINT8 *) ((VAR_CHECK_HII_QUESTION_ORDEREDLIST *) HiiQuestion + 1);\r | |
210 | while ((UINTN) Ptr < ((UINTN) HiiQuestion + HiiQuestion->Length)) {\r | |
211 | OneValue = 0;\r | |
212 | CopyMem (&OneValue, Ptr, HiiQuestion->StorageWidth);\r | |
213 | if (OneData == OneValue) {\r | |
214 | //\r | |
215 | // Match\r | |
216 | //\r | |
217 | break;\r | |
218 | }\r | |
219 | Ptr += HiiQuestion->StorageWidth;\r | |
220 | }\r | |
221 | if ((UINTN) Ptr >= ((UINTN) HiiQuestion + HiiQuestion->Length)) {\r | |
222 | //\r | |
223 | // No match\r | |
224 | //\r | |
225 | DEBUG ((DEBUG_INFO , "VarCheckHiiQuestion fail: OrderedList mismatch\n"));\r | |
226 | DEBUG_CODE (VarCheckHiiInternalDumpHex (2, 0, HiiQuestion->StorageWidth * MaxContainers, (UINT8 *) Data + HiiQuestion->VarOffset););\r | |
227 | DEBUG_CODE (VarCheckHiiInternalDumpHex (2, 0, HiiQuestion->Length, (UINT8 *) HiiQuestion););\r | |
228 | return FALSE;\r | |
229 | }\r | |
230 | }\r | |
231 | break;\r | |
232 | \r | |
233 | default:\r | |
234 | ASSERT (FALSE);\r | |
235 | break;\r | |
236 | }\r | |
237 | \r | |
238 | return TRUE;\r | |
239 | }\r | |
240 | \r | |
241 | VAR_CHECK_HII_VARIABLE_HEADER *mVarCheckHiiBin = NULL;\r | |
242 | UINTN mVarCheckHiiBinSize = 0;\r | |
243 | \r | |
244 | /**\r | |
245 | SetVariable check handler HII.\r | |
246 | \r | |
247 | @param[in] VariableName Name of Variable to set.\r | |
248 | @param[in] VendorGuid Variable vendor GUID.\r | |
249 | @param[in] Attributes Attribute value of the variable.\r | |
250 | @param[in] DataSize Size of Data to set.\r | |
251 | @param[in] Data Data pointer.\r | |
252 | \r | |
253 | @retval EFI_SUCCESS The SetVariable check result was success.\r | |
254 | @retval EFI_SECURITY_VIOLATION Check fail.\r | |
255 | \r | |
256 | **/\r | |
257 | EFI_STATUS\r | |
258 | EFIAPI\r | |
259 | SetVariableCheckHandlerHii (\r | |
260 | IN CHAR16 *VariableName,\r | |
261 | IN EFI_GUID *VendorGuid,\r | |
262 | IN UINT32 Attributes,\r | |
263 | IN UINTN DataSize,\r | |
264 | IN VOID *Data\r | |
265 | )\r | |
266 | {\r | |
267 | VAR_CHECK_HII_VARIABLE_HEADER *HiiVariable;\r | |
268 | VAR_CHECK_HII_QUESTION_HEADER *HiiQuestion;\r | |
269 | \r | |
270 | if (mVarCheckHiiBin == NULL) {\r | |
271 | return EFI_SUCCESS;\r | |
272 | }\r | |
273 | \r | |
274 | if ((((Attributes & EFI_VARIABLE_APPEND_WRITE) == 0) && (DataSize == 0)) || (Attributes == 0)) {\r | |
275 | //\r | |
276 | // Do not check delete variable.\r | |
277 | //\r | |
278 | return EFI_SUCCESS;\r | |
279 | }\r | |
280 | \r | |
281 | //\r | |
282 | // For Hii Variable header align.\r | |
283 | //\r | |
284 | HiiVariable = (VAR_CHECK_HII_VARIABLE_HEADER *) HEADER_ALIGN (mVarCheckHiiBin);\r | |
285 | while ((UINTN) HiiVariable < ((UINTN) mVarCheckHiiBin + mVarCheckHiiBinSize)) {\r | |
286 | if ((StrCmp ((CHAR16 *) (HiiVariable + 1), VariableName) == 0) &&\r | |
287 | (CompareGuid (&HiiVariable->Guid, VendorGuid))) {\r | |
288 | //\r | |
289 | // Found the Hii Variable that could be used to do check.\r | |
290 | //\r | |
291 | DEBUG ((DEBUG_INFO , "VarCheckHiiVariable - %s:%g with Attributes = 0x%08x Size = 0x%x\n", VariableName, VendorGuid, Attributes, DataSize));\r | |
292 | if (HiiVariable->Attributes != Attributes) {\r | |
293 | DEBUG ((DEBUG_INFO, "VarCheckHiiVariable fail for Attributes - 0x%08x\n", HiiVariable->Attributes));\r | |
294 | return EFI_SECURITY_VIOLATION;\r | |
295 | }\r | |
296 | \r | |
297 | if (DataSize == 0) {\r | |
298 | DEBUG ((DEBUG_INFO, "VarCheckHiiVariable - CHECK PASS with DataSize == 0 !\n"));\r | |
299 | return EFI_SUCCESS;\r | |
300 | }\r | |
301 | \r | |
302 | if (HiiVariable->Size != DataSize) {\r | |
303 | DEBUG ((DEBUG_INFO, "VarCheckHiiVariable fail for Size - 0x%x\n", HiiVariable->Size));\r | |
304 | return EFI_SECURITY_VIOLATION;\r | |
305 | }\r | |
306 | \r | |
307 | //\r | |
308 | // Do the check.\r | |
309 | // For Hii Question header align.\r | |
310 | //\r | |
311 | HiiQuestion = (VAR_CHECK_HII_QUESTION_HEADER *) HEADER_ALIGN (((UINTN) HiiVariable + HiiVariable->HeaderLength));\r | |
312 | while ((UINTN) HiiQuestion < ((UINTN) HiiVariable + HiiVariable->Length)) {\r | |
313 | if (!VarCheckHiiQuestion (HiiQuestion, Data, DataSize)) {\r | |
314 | return EFI_SECURITY_VIOLATION;\r | |
315 | }\r | |
316 | //\r | |
317 | // For Hii Question header align.\r | |
318 | //\r | |
319 | HiiQuestion = (VAR_CHECK_HII_QUESTION_HEADER *) HEADER_ALIGN (((UINTN) HiiQuestion + HiiQuestion->Length));\r | |
320 | }\r | |
321 | \r | |
322 | DEBUG ((DEBUG_INFO, "VarCheckHiiVariable - ALL CHECK PASS!\n"));\r | |
323 | return EFI_SUCCESS;\r | |
324 | }\r | |
325 | //\r | |
326 | // For Hii Variable header align.\r | |
327 | //\r | |
328 | HiiVariable = (VAR_CHECK_HII_VARIABLE_HEADER *) HEADER_ALIGN (((UINTN) HiiVariable + HiiVariable->Length));\r | |
329 | }\r | |
330 | \r | |
331 | // Not found, so pass.\r | |
332 | return EFI_SUCCESS;\r | |
333 | }\r | |
334 | \r | |
335 | #ifdef DUMP_VAR_CHECK_HII\r | |
336 | GLOBAL_REMOVE_IF_UNREFERENCED VAR_CHECK_HII_OPCODE_STRING mHiiOpCodeStringTable[] = {\r | |
337 | {EFI_IFR_VARSTORE_EFI_OP, "EfiVarStore"},\r | |
338 | {EFI_IFR_ONE_OF_OP, "OneOf"},\r | |
339 | {EFI_IFR_CHECKBOX_OP, "CheckBox"},\r | |
340 | {EFI_IFR_NUMERIC_OP, "Numeric"},\r | |
341 | {EFI_IFR_ORDERED_LIST_OP, "OrderedList"},\r | |
342 | };\r | |
343 | \r | |
344 | /**\r | |
345 | HII opcode to string.\r | |
346 | \r | |
347 | @param[in] HiiOpCode Hii OpCode.\r | |
348 | \r | |
349 | @return Pointer to string.\r | |
350 | \r | |
351 | **/\r | |
352 | CHAR8 *\r | |
353 | HiiOpCodeToStr (\r | |
354 | IN UINT8 HiiOpCode\r | |
355 | )\r | |
356 | {\r | |
357 | UINTN Index;\r | |
358 | for (Index = 0; Index < ARRAY_SIZE (mHiiOpCodeStringTable); Index++) {\r | |
359 | if (mHiiOpCodeStringTable[Index].HiiOpCode == HiiOpCode) {\r | |
360 | return mHiiOpCodeStringTable[Index].HiiOpCodeStr;\r | |
361 | }\r | |
362 | }\r | |
363 | \r | |
364 | return "<UnknownHiiOpCode>";\r | |
365 | }\r | |
366 | \r | |
367 | /**\r | |
368 | Dump Hii Question.\r | |
369 | \r | |
370 | @param[in] HiiQuestion Pointer to Hii Question.\r | |
371 | \r | |
372 | **/\r | |
373 | VOID\r | |
374 | DumpHiiQuestion (\r | |
375 | IN VAR_CHECK_HII_QUESTION_HEADER *HiiQuestion\r | |
376 | )\r | |
377 | {\r | |
378 | UINT64 Minimum;\r | |
379 | UINT64 Maximum;\r | |
380 | UINT64 OneValue;\r | |
381 | UINT8 *Ptr;\r | |
382 | \r | |
383 | DEBUG ((DEBUG_INFO, " VAR_CHECK_HII_QUESTION_HEADER\n"));\r | |
384 | DEBUG ((DEBUG_INFO, " OpCode - 0x%02x (%a) (%a)\n", HiiQuestion->OpCode, HiiOpCodeToStr (HiiQuestion->OpCode), (HiiQuestion->BitFieldStore? "bit level": "byte level")));\r | |
385 | DEBUG ((DEBUG_INFO, " Length - 0x%02x\n", HiiQuestion->Length));\r | |
386 | DEBUG ((DEBUG_INFO, " VarOffset - 0x%04x (%a)\n", HiiQuestion->VarOffset, (HiiQuestion->BitFieldStore? "bit level": "byte level")));\r | |
387 | DEBUG ((DEBUG_INFO, " StorageWidth - 0x%02x (%a)\n", HiiQuestion->StorageWidth, (HiiQuestion->BitFieldStore? "bit level": "byte level")));\r | |
388 | \r | |
389 | switch (HiiQuestion->OpCode) {\r | |
390 | case EFI_IFR_ONE_OF_OP:\r | |
391 | Ptr = (UINT8 *) ((VAR_CHECK_HII_QUESTION_ONEOF *) HiiQuestion + 1);\r | |
392 | while ((UINTN) Ptr < ((UINTN) HiiQuestion + HiiQuestion->Length)) {\r | |
393 | OneValue = 0;\r | |
394 | if (HiiQuestion->BitFieldStore) {\r | |
395 | //\r | |
396 | // For OneOf stored in bit field, the value of options are saved as UINT32 type.\r | |
397 | //\r | |
398 | CopyMem (&OneValue, Ptr, sizeof (UINT32));\r | |
399 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%08x\n", OneValue));\r | |
400 | } else {\r | |
401 | CopyMem (&OneValue, Ptr, HiiQuestion->StorageWidth);\r | |
402 | switch (HiiQuestion->StorageWidth) {\r | |
403 | case sizeof (UINT8):\r | |
404 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%02x\n", OneValue));\r | |
405 | break;\r | |
406 | case sizeof (UINT16):\r | |
407 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%04x\n", OneValue));\r | |
408 | break;\r | |
409 | case sizeof (UINT32):\r | |
410 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%08x\n", OneValue));\r | |
411 | break;\r | |
412 | case sizeof (UINT64):\r | |
413 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%016lx\n", OneValue));\r | |
414 | break;\r | |
415 | default:\r | |
416 | ASSERT (FALSE);\r | |
417 | break;\r | |
418 | }\r | |
419 | }\r | |
420 | if (HiiQuestion->BitFieldStore) {\r | |
421 | Ptr += sizeof (UINT32);\r | |
422 | } else {\r | |
423 | Ptr += HiiQuestion->StorageWidth;\r | |
424 | }\r | |
425 | }\r | |
426 | break;\r | |
427 | \r | |
428 | case EFI_IFR_CHECKBOX_OP:\r | |
429 | break;\r | |
430 | \r | |
431 | case EFI_IFR_NUMERIC_OP:\r | |
432 | Minimum = 0;\r | |
433 | Maximum = 0;\r | |
434 | Ptr = (UINT8 *) ((VAR_CHECK_HII_QUESTION_NUMERIC *) HiiQuestion + 1);\r | |
435 | if(HiiQuestion->BitFieldStore) {\r | |
436 | //\r | |
437 | // For Numeric stored in bit field, the value of Maximum/Minimum are saved as UINT32 type.\r | |
438 | //\r | |
439 | CopyMem (&Minimum, Ptr, sizeof (UINT32));\r | |
440 | Ptr += sizeof (UINT32);\r | |
441 | CopyMem (&Maximum, Ptr, sizeof (UINT32));\r | |
442 | Ptr += sizeof (UINT32);\r | |
443 | \r | |
444 | DEBUG ((DEBUG_INFO, " Minimum - 0x%08x\n", Minimum));\r | |
445 | DEBUG ((DEBUG_INFO, " Maximum - 0x%08x\n", Maximum));\r | |
446 | } else {\r | |
447 | CopyMem (&Minimum, Ptr, HiiQuestion->StorageWidth);\r | |
448 | Ptr += HiiQuestion->StorageWidth;\r | |
449 | CopyMem (&Maximum, Ptr, HiiQuestion->StorageWidth);\r | |
450 | Ptr += HiiQuestion->StorageWidth;\r | |
451 | \r | |
452 | switch (HiiQuestion->StorageWidth) {\r | |
453 | case sizeof (UINT8):\r | |
454 | DEBUG ((DEBUG_INFO, " Minimum - 0x%02x\n", Minimum));\r | |
455 | DEBUG ((DEBUG_INFO, " Maximum - 0x%02x\n", Maximum));\r | |
456 | break;\r | |
457 | case sizeof (UINT16):\r | |
458 | DEBUG ((DEBUG_INFO, " Minimum - 0x%04x\n", Minimum));\r | |
459 | DEBUG ((DEBUG_INFO, " Maximum - 0x%04x\n", Maximum));\r | |
460 | break;\r | |
461 | case sizeof (UINT32):\r | |
462 | DEBUG ((DEBUG_INFO, " Minimum - 0x%08x\n", Minimum));\r | |
463 | DEBUG ((DEBUG_INFO, " Maximum - 0x%08x\n", Maximum));\r | |
464 | break;\r | |
465 | case sizeof (UINT64):\r | |
466 | DEBUG ((DEBUG_INFO, " Minimum - 0x%016lx\n", Minimum));\r | |
467 | DEBUG ((DEBUG_INFO, " Maximum - 0x%016lx\n", Maximum));\r | |
468 | break;\r | |
469 | default:\r | |
470 | ASSERT (FALSE);\r | |
471 | break;\r | |
472 | }\r | |
473 | }\r | |
474 | break;\r | |
475 | \r | |
476 | case EFI_IFR_ORDERED_LIST_OP:\r | |
477 | DEBUG ((DEBUG_INFO, " MaxContainers - 0x%02x\n", ((VAR_CHECK_HII_QUESTION_ORDEREDLIST *) HiiQuestion)->MaxContainers));\r | |
478 | Ptr = (UINT8 *) ((VAR_CHECK_HII_QUESTION_ORDEREDLIST *) HiiQuestion + 1);\r | |
479 | while ((UINTN) Ptr < ((UINTN) HiiQuestion + HiiQuestion->Length)) {\r | |
480 | OneValue = 0;\r | |
481 | CopyMem (&OneValue, Ptr, HiiQuestion->StorageWidth);\r | |
482 | switch (HiiQuestion->StorageWidth) {\r | |
483 | case sizeof (UINT8):\r | |
484 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%02x\n", OneValue));\r | |
485 | break;\r | |
486 | case sizeof (UINT16):\r | |
487 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%04x\n", OneValue));\r | |
488 | break;\r | |
489 | case sizeof (UINT32):\r | |
490 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%08x\n", OneValue));\r | |
491 | break;\r | |
492 | case sizeof (UINT64):\r | |
493 | DEBUG ((DEBUG_INFO, " OneOfOption - 0x%016lx\n", OneValue));\r | |
494 | break;\r | |
495 | default:\r | |
496 | ASSERT (FALSE);\r | |
497 | break;\r | |
498 | }\r | |
499 | Ptr += HiiQuestion->StorageWidth;\r | |
500 | }\r | |
501 | break;\r | |
502 | \r | |
503 | default:\r | |
504 | ASSERT (FALSE);\r | |
505 | break;\r | |
506 | }\r | |
507 | }\r | |
508 | \r | |
509 | /**\r | |
510 | Dump Hii Variable.\r | |
511 | \r | |
512 | @param[in] HiiVariable Pointer to Hii Variable.\r | |
513 | \r | |
514 | **/\r | |
515 | VOID\r | |
516 | DumpHiiVariable (\r | |
517 | IN VAR_CHECK_HII_VARIABLE_HEADER *HiiVariable\r | |
518 | )\r | |
519 | {\r | |
520 | VAR_CHECK_HII_QUESTION_HEADER *HiiQuestion;\r | |
521 | \r | |
522 | DEBUG ((DEBUG_INFO, "VAR_CHECK_HII_VARIABLE_HEADER\n"));\r | |
523 | DEBUG ((DEBUG_INFO, " Revision - 0x%04x\n", HiiVariable->Revision));\r | |
524 | DEBUG ((DEBUG_INFO, " HeaderLength - 0x%04x\n", HiiVariable->HeaderLength));\r | |
525 | DEBUG ((DEBUG_INFO, " Length - 0x%08x\n", HiiVariable->Length));\r | |
526 | DEBUG ((DEBUG_INFO, " OpCode - 0x%02x (%a)\n", HiiVariable->OpCode, HiiOpCodeToStr (HiiVariable->OpCode)));\r | |
527 | DEBUG ((DEBUG_INFO, " Size - 0x%04x\n", HiiVariable->Size));\r | |
528 | DEBUG ((DEBUG_INFO, " Attributes - 0x%08x\n", HiiVariable->Attributes));\r | |
529 | DEBUG ((DEBUG_INFO, " Guid - %g\n", &HiiVariable->Guid));\r | |
530 | DEBUG ((DEBUG_INFO, " Name - %s\n", HiiVariable + 1));\r | |
531 | \r | |
532 | //\r | |
533 | // For Hii Question header align.\r | |
534 | //\r | |
535 | HiiQuestion = (VAR_CHECK_HII_QUESTION_HEADER *) HEADER_ALIGN (((UINTN) HiiVariable + HiiVariable->HeaderLength));\r | |
536 | while ((UINTN) HiiQuestion < ((UINTN) HiiVariable + HiiVariable->Length)) {\r | |
537 | //\r | |
538 | // Dump Hii Question related to the Hii Variable.\r | |
539 | //\r | |
540 | DumpHiiQuestion (HiiQuestion);\r | |
541 | //\r | |
542 | // For Hii Question header align.\r | |
543 | //\r | |
544 | HiiQuestion = (VAR_CHECK_HII_QUESTION_HEADER *) HEADER_ALIGN (((UINTN) HiiQuestion + HiiQuestion->Length));\r | |
545 | }\r | |
546 | }\r | |
547 | \r | |
548 | /**\r | |
549 | Dump Var Check HII.\r | |
550 | \r | |
551 | @param[in] VarCheckHiiBin Pointer to VarCheckHiiBin.\r | |
552 | @param[in] VarCheckHiiBinSize VarCheckHiiBin size.\r | |
553 | \r | |
554 | **/\r | |
555 | VOID\r | |
556 | DumpVarCheckHii (\r | |
557 | IN VOID *VarCheckHiiBin,\r | |
558 | IN UINTN VarCheckHiiBinSize\r | |
559 | )\r | |
560 | {\r | |
561 | VAR_CHECK_HII_VARIABLE_HEADER *HiiVariable;\r | |
562 | \r | |
563 | DEBUG ((DEBUG_INFO, "DumpVarCheckHii\n"));\r | |
564 | \r | |
565 | //\r | |
566 | // For Hii Variable header align.\r | |
567 | //\r | |
568 | HiiVariable = (VAR_CHECK_HII_VARIABLE_HEADER *) HEADER_ALIGN (VarCheckHiiBin);\r | |
569 | while ((UINTN) HiiVariable < ((UINTN) VarCheckHiiBin + VarCheckHiiBinSize)) {\r | |
570 | DumpHiiVariable (HiiVariable);\r | |
571 | //\r | |
572 | // For Hii Variable header align.\r | |
573 | //\r | |
574 | HiiVariable = (VAR_CHECK_HII_VARIABLE_HEADER *) HEADER_ALIGN (((UINTN) HiiVariable + HiiVariable->Length));\r | |
575 | }\r | |
576 | }\r | |
577 | #endif\r | |
578 | \r | |
579 | /**\r | |
580 | Constructor function of VarCheckHiiLib to register var check HII handler.\r | |
581 | \r | |
582 | @param[in] ImageHandle The firmware allocated handle for the EFI image.\r | |
583 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
584 | \r | |
585 | @retval EFI_SUCCESS The constructor executed correctly.\r | |
586 | \r | |
587 | **/\r | |
588 | EFI_STATUS\r | |
589 | EFIAPI\r | |
590 | VarCheckHiiLibNullClassConstructor (\r | |
591 | IN EFI_HANDLE ImageHandle,\r | |
592 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
593 | )\r | |
594 | {\r | |
595 | VarCheckLibRegisterEndOfDxeCallback (VarCheckHiiGen);\r | |
596 | VarCheckLibRegisterAddressPointer ((VOID **) &mVarCheckHiiBin);\r | |
597 | VarCheckLibRegisterSetVariableCheckHandler (SetVariableCheckHandlerHii);\r | |
598 | \r | |
599 | return EFI_SUCCESS;\r | |
600 | }\r | |
601 | \r |