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93e3992d | 1 | /** @file\r |
53cf48e0 | 2 | This is an example of how a driver might export data to the HII protocol to be\r |
3 | later utilized by the Setup Protocol\r | |
4 | \r | |
b18e7050 | 5 | Copyright (c) 2004 - 2011, Intel Corporation. All rights reserved.<BR>\r |
e5eed7d3 | 6 | This program and the accompanying materials\r |
93e3992d | 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 | |
93e3992d | 14 | **/\r |
15 | \r | |
16 | \r | |
17 | #include "DriverSample.h"\r | |
18 | \r | |
7e3bcccb | 19 | #define DISPLAY_ONLY_MY_ITEM 0x0002\r |
93e3992d | 20 | \r |
93e3992d | 21 | CHAR16 VariableName[] = L"MyIfrNVData";\r |
78c2b9a3 | 22 | CHAR16 MyEfiVar[] = L"MyEfiVar";\r |
2f3065c0 LG |
23 | EFI_HANDLE DriverHandle[2] = {NULL, NULL};\r |
24 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData = NULL;\r | |
211cc6e5 | 25 | EFI_EVENT mEvent;\r |
2f3065c0 LG |
26 | \r |
27 | HII_VENDOR_DEVICE_PATH mHiiVendorDevicePath0 = {\r | |
f6f910dd | 28 | {\r |
29 | {\r | |
30 | HARDWARE_DEVICE_PATH,\r | |
31 | HW_VENDOR_DP,\r | |
32 | {\r | |
33 | (UINT8) (sizeof (VENDOR_DEVICE_PATH)),\r | |
34 | (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r | |
35 | }\r | |
36 | },\r | |
c8ad2d7a | 37 | DRIVER_SAMPLE_FORMSET_GUID\r |
f6f910dd | 38 | },\r |
39 | {\r | |
40 | END_DEVICE_PATH_TYPE,\r | |
41 | END_ENTIRE_DEVICE_PATH_SUBTYPE,\r | |
a6973cff | 42 | {\r |
f6f910dd | 43 | (UINT8) (END_DEVICE_PATH_LENGTH),\r |
44 | (UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)\r | |
45 | }\r | |
46 | }\r | |
47 | };\r | |
48 | \r | |
2f3065c0 | 49 | HII_VENDOR_DEVICE_PATH mHiiVendorDevicePath1 = {\r |
f6f910dd | 50 | {\r |
51 | {\r | |
52 | HARDWARE_DEVICE_PATH,\r | |
53 | HW_VENDOR_DP,\r | |
54 | {\r | |
55 | (UINT8) (sizeof (VENDOR_DEVICE_PATH)),\r | |
56 | (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r | |
57 | }\r | |
58 | },\r | |
c8ad2d7a | 59 | DRIVER_SAMPLE_INVENTORY_GUID\r |
f6f910dd | 60 | },\r |
61 | {\r | |
62 | END_DEVICE_PATH_TYPE,\r | |
63 | END_ENTIRE_DEVICE_PATH_SUBTYPE,\r | |
a6973cff | 64 | {\r |
f6f910dd | 65 | (UINT8) (END_DEVICE_PATH_LENGTH),\r |
66 | (UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)\r | |
67 | }\r | |
68 | }\r | |
69 | };\r | |
70 | \r | |
211cc6e5 ED |
71 | /**\r |
72 | Add empty function for event process function.\r | |
73 | \r | |
74 | @param Event The Event need to be process\r | |
75 | @param Context The context of the event.\r | |
76 | \r | |
77 | **/\r | |
78 | VOID\r | |
79 | EFIAPI\r | |
80 | DriverSampleInternalEmptyFunction (\r | |
81 | IN EFI_EVENT Event,\r | |
82 | IN VOID *Context\r | |
83 | )\r | |
84 | {\r | |
85 | }\r | |
86 | \r | |
87 | /**\r | |
88 | Notification function for keystrokes.\r | |
89 | \r | |
90 | @param[in] KeyData The key that was pressed.\r | |
91 | \r | |
92 | @retval EFI_SUCCESS The operation was successful.\r | |
93 | **/\r | |
94 | EFI_STATUS\r | |
95 | EFIAPI\r | |
96 | NotificationFunction(\r | |
97 | IN EFI_KEY_DATA *KeyData\r | |
98 | )\r | |
99 | {\r | |
100 | gBS->SignalEvent (mEvent);\r | |
101 | \r | |
102 | return EFI_SUCCESS;\r | |
103 | }\r | |
104 | \r | |
105 | /**\r | |
106 | Function to start monitoring for CTRL-C using SimpleTextInputEx. \r | |
107 | \r | |
108 | @retval EFI_SUCCESS The feature is enabled.\r | |
109 | @retval EFI_OUT_OF_RESOURCES There is not enough mnemory available.\r | |
110 | **/\r | |
111 | EFI_STATUS\r | |
112 | EFIAPI\r | |
113 | InternalStartMonitor(\r | |
114 | VOID\r | |
115 | )\r | |
116 | {\r | |
117 | EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *SimpleEx;\r | |
118 | EFI_KEY_DATA KeyData;\r | |
119 | EFI_STATUS Status;\r | |
120 | EFI_HANDLE *Handles;\r | |
121 | UINTN HandleCount;\r | |
122 | UINTN HandleIndex;\r | |
123 | EFI_HANDLE NotifyHandle;\r | |
124 | \r | |
125 | Status = gBS->LocateHandleBuffer (\r | |
126 | ByProtocol,\r | |
127 | &gEfiSimpleTextInputExProtocolGuid,\r | |
128 | NULL,\r | |
129 | &HandleCount,\r | |
130 | &Handles\r | |
131 | );\r | |
132 | for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {\r | |
133 | Status = gBS->HandleProtocol (Handles[HandleIndex], &gEfiSimpleTextInputExProtocolGuid, (VOID **) &SimpleEx);\r | |
134 | ASSERT_EFI_ERROR (Status);\r | |
135 | \r | |
136 | KeyData.KeyState.KeyToggleState = 0;\r | |
137 | KeyData.Key.ScanCode = 0;\r | |
138 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
139 | KeyData.Key.UnicodeChar = L'c';\r | |
140 | \r | |
141 | Status = SimpleEx->RegisterKeyNotify(\r | |
142 | SimpleEx,\r | |
143 | &KeyData,\r | |
144 | NotificationFunction,\r | |
145 | &NotifyHandle);\r | |
146 | if (EFI_ERROR (Status)) {\r | |
147 | break;\r | |
148 | }\r | |
149 | \r | |
150 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r | |
151 | Status = SimpleEx->RegisterKeyNotify(\r | |
152 | SimpleEx,\r | |
153 | &KeyData,\r | |
154 | NotificationFunction,\r | |
155 | &NotifyHandle);\r | |
156 | if (EFI_ERROR (Status)) {\r | |
157 | break;\r | |
158 | }\r | |
159 | }\r | |
160 | \r | |
161 | return EFI_SUCCESS;\r | |
162 | }\r | |
163 | \r | |
164 | /**\r | |
165 | Function to stop monitoring for CTRL-C using SimpleTextInputEx. \r | |
166 | \r | |
167 | @retval EFI_SUCCESS The feature is enabled.\r | |
168 | @retval EFI_OUT_OF_RESOURCES There is not enough mnemory available.\r | |
169 | **/\r | |
170 | EFI_STATUS\r | |
171 | EFIAPI\r | |
172 | InternalStopMonitor(\r | |
173 | VOID\r | |
174 | )\r | |
175 | {\r | |
176 | EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *SimpleEx;\r | |
177 | EFI_STATUS Status;\r | |
178 | EFI_HANDLE *Handles;\r | |
179 | EFI_KEY_DATA KeyData; \r | |
180 | UINTN HandleCount;\r | |
181 | UINTN HandleIndex;\r | |
182 | EFI_HANDLE NotifyHandle;\r | |
183 | \r | |
184 | Status = gBS->LocateHandleBuffer (\r | |
185 | ByProtocol,\r | |
186 | &gEfiSimpleTextInputExProtocolGuid,\r | |
187 | NULL,\r | |
188 | &HandleCount,\r | |
189 | &Handles\r | |
190 | );\r | |
191 | for (HandleIndex = 0; HandleIndex < HandleCount; HandleIndex++) {\r | |
192 | Status = gBS->HandleProtocol (Handles[HandleIndex], &gEfiSimpleTextInputExProtocolGuid, (VOID **) &SimpleEx);\r | |
193 | ASSERT_EFI_ERROR (Status);\r | |
194 | \r | |
195 | KeyData.KeyState.KeyToggleState = 0;\r | |
196 | KeyData.Key.ScanCode = 0;\r | |
197 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
198 | KeyData.Key.UnicodeChar = L'c';\r | |
199 | \r | |
200 | Status = SimpleEx->RegisterKeyNotify(\r | |
201 | SimpleEx,\r | |
202 | &KeyData,\r | |
203 | NotificationFunction,\r | |
204 | &NotifyHandle);\r | |
205 | if (!EFI_ERROR (Status)) {\r | |
206 | Status = SimpleEx->UnregisterKeyNotify (SimpleEx, NotifyHandle);\r | |
207 | }\r | |
208 | \r | |
209 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r | |
210 | Status = SimpleEx->RegisterKeyNotify(\r | |
211 | SimpleEx,\r | |
212 | &KeyData,\r | |
213 | NotificationFunction,\r | |
214 | &NotifyHandle);\r | |
215 | if (!EFI_ERROR (Status)) {\r | |
216 | Status = SimpleEx->UnregisterKeyNotify (SimpleEx, NotifyHandle);\r | |
217 | }\r | |
218 | }\r | |
219 | return EFI_SUCCESS;\r | |
220 | }\r | |
221 | \r | |
222 | \r | |
7064c0a5 | 223 | /**\r |
224 | Encode the password using a simple algorithm.\r | |
a6973cff | 225 | \r |
7064c0a5 | 226 | @param Password The string to be encoded.\r |
227 | @param MaxSize The size of the string.\r | |
a6973cff | 228 | \r |
7064c0a5 | 229 | **/\r |
93e3992d | 230 | VOID\r |
231 | EncodePassword (\r | |
232 | IN CHAR16 *Password,\r | |
5a829f56 | 233 | IN UINTN MaxSize\r |
93e3992d | 234 | )\r |
235 | {\r | |
236 | UINTN Index;\r | |
237 | UINTN Loop;\r | |
238 | CHAR16 *Buffer;\r | |
239 | CHAR16 *Key;\r | |
240 | \r | |
241 | Key = L"MAR10648567";\r | |
242 | Buffer = AllocateZeroPool (MaxSize);\r | |
243 | ASSERT (Buffer != NULL);\r | |
244 | \r | |
245 | for (Index = 0; Key[Index] != 0; Index++) {\r | |
246 | for (Loop = 0; Loop < (UINT8) (MaxSize / 2); Loop++) {\r | |
247 | Buffer[Loop] = (CHAR16) (Password[Loop] ^ Key[Index]);\r | |
248 | }\r | |
249 | }\r | |
250 | \r | |
251 | CopyMem (Password, Buffer, MaxSize);\r | |
252 | \r | |
53cf48e0 | 253 | FreePool (Buffer);\r |
93e3992d | 254 | return ;\r |
255 | }\r | |
256 | \r | |
7064c0a5 | 257 | /**\r |
258 | Validate the user's password.\r | |
a6973cff | 259 | \r |
7064c0a5 | 260 | @param PrivateData This driver's private context data.\r |
261 | @param StringId The user's input.\r | |
a6973cff | 262 | \r |
7064c0a5 | 263 | @retval EFI_SUCCESS The user's input matches the password.\r |
264 | @retval EFI_NOT_READY The user's input does not match the password.\r | |
265 | **/\r | |
93e3992d | 266 | EFI_STATUS\r |
267 | ValidatePassword (\r | |
7064c0a5 | 268 | IN DRIVER_SAMPLE_PRIVATE_DATA *PrivateData,\r |
269 | IN EFI_STRING_ID StringId\r | |
93e3992d | 270 | )\r |
271 | {\r | |
272 | EFI_STATUS Status;\r | |
273 | UINTN Index;\r | |
274 | UINTN BufferSize;\r | |
84f9a9ec | 275 | UINTN PasswordMaxSize;\r |
93e3992d | 276 | CHAR16 *Password;\r |
277 | CHAR16 *EncodedPassword;\r | |
278 | BOOLEAN OldPassword;\r | |
279 | \r | |
280 | //\r | |
281 | // Get encoded password first\r | |
282 | //\r | |
283 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
284 | Status = gRT->GetVariable (\r | |
285 | VariableName,\r | |
c8ad2d7a | 286 | &gDriverSampleFormSetGuid,\r |
93e3992d | 287 | NULL,\r |
288 | &BufferSize,\r | |
289 | &PrivateData->Configuration\r | |
290 | );\r | |
291 | if (EFI_ERROR (Status)) {\r | |
292 | //\r | |
293 | // Old password not exist, prompt for new password\r | |
294 | //\r | |
295 | return EFI_SUCCESS;\r | |
296 | }\r | |
297 | \r | |
298 | OldPassword = FALSE;\r | |
84f9a9ec | 299 | PasswordMaxSize = sizeof (PrivateData->Configuration.WhatIsThePassword2);\r |
93e3992d | 300 | //\r |
301 | // Check whether we have any old password set\r | |
302 | //\r | |
84f9a9ec | 303 | for (Index = 0; Index < PasswordMaxSize / sizeof (UINT16); Index++) {\r |
93e3992d | 304 | if (PrivateData->Configuration.WhatIsThePassword2[Index] != 0) {\r |
305 | OldPassword = TRUE;\r | |
306 | break;\r | |
307 | }\r | |
308 | }\r | |
309 | if (!OldPassword) {\r | |
310 | //\r | |
311 | // Old password not exist, return EFI_SUCCESS to prompt for new password\r | |
312 | //\r | |
313 | return EFI_SUCCESS;\r | |
314 | }\r | |
315 | \r | |
316 | //\r | |
317 | // Get user input password\r | |
318 | //\r | |
cb7d01c0 | 319 | Password = HiiGetString (PrivateData->HiiHandle[0], StringId, NULL);\r |
320 | if (Password == NULL) {\r | |
321 | return EFI_NOT_READY;\r | |
322 | }\r | |
84f9a9ec | 323 | if (StrSize (Password) > PasswordMaxSize) {\r |
53cf48e0 | 324 | FreePool (Password);\r |
cb7d01c0 | 325 | return EFI_NOT_READY;\r |
93e3992d | 326 | }\r |
327 | \r | |
328 | //\r | |
329 | // Validate old password\r | |
330 | //\r | |
84f9a9ec | 331 | EncodedPassword = AllocateZeroPool (PasswordMaxSize);\r |
93e3992d | 332 | ASSERT (EncodedPassword != NULL);\r |
84f9a9ec LG |
333 | StrnCpy (EncodedPassword, Password, StrLen (Password));\r |
334 | EncodePassword (EncodedPassword, StrLen (EncodedPassword) * sizeof (CHAR16));\r | |
e35eb8af | 335 | if (CompareMem (EncodedPassword, PrivateData->Configuration.WhatIsThePassword2, PasswordMaxSize) != 0) {\r |
93e3992d | 336 | //\r |
337 | // Old password mismatch, return EFI_NOT_READY to prompt for error message\r | |
338 | //\r | |
339 | Status = EFI_NOT_READY;\r | |
340 | } else {\r | |
341 | Status = EFI_SUCCESS;\r | |
342 | }\r | |
343 | \r | |
53cf48e0 | 344 | FreePool (Password);\r |
345 | FreePool (EncodedPassword);\r | |
93e3992d | 346 | \r |
347 | return Status;\r | |
348 | }\r | |
349 | \r | |
7064c0a5 | 350 | /**\r |
351 | Encode the password using a simple algorithm.\r | |
a6973cff | 352 | \r |
7064c0a5 | 353 | @param PrivateData This driver's private context data.\r |
354 | @param StringId The password from User.\r | |
a6973cff | 355 | \r |
7064c0a5 | 356 | @retval EFI_SUCESS The operation is successful.\r |
357 | @return Other value if gRT->SetVariable () fails.\r | |
a6973cff | 358 | \r |
7064c0a5 | 359 | **/\r |
93e3992d | 360 | EFI_STATUS\r |
361 | SetPassword (\r | |
7064c0a5 | 362 | IN DRIVER_SAMPLE_PRIVATE_DATA *PrivateData,\r |
363 | IN EFI_STRING_ID StringId\r | |
93e3992d | 364 | )\r |
365 | {\r | |
366 | EFI_STATUS Status;\r | |
93e3992d | 367 | CHAR16 *Password;\r |
cb7d01c0 | 368 | CHAR16 *TempPassword;\r |
5a829f56 | 369 | UINTN PasswordSize;\r |
93e3992d | 370 | DRIVER_SAMPLE_CONFIGURATION *Configuration;\r |
7e3bcccb | 371 | UINTN BufferSize;\r |
93e3992d | 372 | \r |
373 | //\r | |
374 | // Get Buffer Storage data from EFI variable\r | |
375 | //\r | |
376 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
377 | Status = gRT->GetVariable (\r | |
378 | VariableName,\r | |
c8ad2d7a | 379 | &gDriverSampleFormSetGuid,\r |
93e3992d | 380 | NULL,\r |
381 | &BufferSize,\r | |
382 | &PrivateData->Configuration\r | |
383 | );\r | |
384 | if (EFI_ERROR (Status)) {\r | |
385 | return Status;\r | |
386 | }\r | |
387 | \r | |
388 | //\r | |
389 | // Get user input password\r | |
390 | //\r | |
391 | Password = &PrivateData->Configuration.WhatIsThePassword2[0];\r | |
a6973cff | 392 | PasswordSize = sizeof (PrivateData->Configuration.WhatIsThePassword2);\r |
5a829f56 | 393 | ZeroMem (Password, PasswordSize);\r |
a6973cff | 394 | \r |
cb7d01c0 | 395 | TempPassword = HiiGetString (PrivateData->HiiHandle[0], StringId, NULL);\r |
396 | if (TempPassword == NULL) {\r | |
397 | return EFI_NOT_READY;\r | |
398 | }\r | |
84f9a9ec | 399 | if (StrSize (TempPassword) > PasswordSize) {\r |
cb7d01c0 | 400 | FreePool (TempPassword);\r |
401 | return EFI_NOT_READY;\r | |
93e3992d | 402 | }\r |
84f9a9ec | 403 | StrnCpy (Password, TempPassword, StrLen (TempPassword));\r |
cb7d01c0 | 404 | FreePool (TempPassword);\r |
93e3992d | 405 | \r |
406 | //\r | |
407 | // Retrive uncommitted data from Browser\r | |
408 | //\r | |
1d451ff9 LG |
409 | Configuration = AllocateZeroPool (sizeof (DRIVER_SAMPLE_CONFIGURATION));\r |
410 | ASSERT (Configuration != NULL);\r | |
c8ad2d7a | 411 | if (HiiGetBrowserData (&gDriverSampleFormSetGuid, VariableName, sizeof (DRIVER_SAMPLE_CONFIGURATION), (UINT8 *) Configuration)) {\r |
93e3992d | 412 | //\r |
413 | // Update password's clear text in the screen\r | |
414 | //\r | |
84f9a9ec | 415 | CopyMem (Configuration->PasswordClearText, Password, StrSize (Password));\r |
93e3992d | 416 | \r |
417 | //\r | |
418 | // Update uncommitted data of Browser\r | |
419 | //\r | |
7e3bcccb | 420 | HiiSetBrowserData (\r |
c8ad2d7a | 421 | &gDriverSampleFormSetGuid,\r |
7e3bcccb LG |
422 | VariableName,\r |
423 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
424 | (UINT8 *) Configuration,\r | |
425 | NULL\r | |
426 | );\r | |
93e3992d | 427 | }\r |
7e3bcccb | 428 | \r |
1d451ff9 LG |
429 | //\r |
430 | // Free Configuration Buffer\r | |
431 | //\r | |
432 | FreePool (Configuration);\r | |
433 | \r | |
93e3992d | 434 | \r |
435 | //\r | |
436 | // Set password\r | |
437 | //\r | |
84f9a9ec | 438 | EncodePassword (Password, StrLen (Password) * 2);\r |
93e3992d | 439 | Status = gRT->SetVariable(\r |
440 | VariableName,\r | |
c8ad2d7a | 441 | &gDriverSampleFormSetGuid,\r |
93e3992d | 442 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r |
443 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
444 | &PrivateData->Configuration\r | |
445 | );\r | |
446 | return Status;\r | |
447 | }\r | |
448 | \r | |
38ebfecb LG |
449 | /**\r |
450 | Update names of Name/Value storage to current language.\r | |
451 | \r | |
452 | @param PrivateData Points to the driver private data.\r | |
453 | \r | |
454 | @retval EFI_SUCCESS All names are successfully updated.\r | |
455 | @retval EFI_NOT_FOUND Failed to get Name from HII database.\r | |
456 | \r | |
457 | **/\r | |
458 | EFI_STATUS\r | |
459 | LoadNameValueNames (\r | |
460 | IN DRIVER_SAMPLE_PRIVATE_DATA *PrivateData\r | |
461 | )\r | |
462 | {\r | |
463 | UINTN Index;\r | |
464 | \r | |
465 | //\r | |
466 | // Get Name/Value name string of current language\r | |
467 | //\r | |
468 | for (Index = 0; Index < NAME_VALUE_NAME_NUMBER; Index++) {\r | |
469 | PrivateData->NameValueName[Index] = HiiGetString (\r | |
470 | PrivateData->HiiHandle[0],\r | |
471 | PrivateData->NameStringId[Index],\r | |
472 | NULL\r | |
473 | );\r | |
474 | if (PrivateData->NameValueName[Index] == NULL) {\r | |
475 | return EFI_NOT_FOUND;\r | |
476 | }\r | |
477 | }\r | |
478 | \r | |
479 | return EFI_SUCCESS;\r | |
480 | }\r | |
93e3992d | 481 | \r |
ee31d1be ED |
482 | \r |
483 | /**\r | |
484 | Get the value of <Number> in <BlockConfig> format, i.e. the value of OFFSET\r | |
485 | or WIDTH or VALUE.\r | |
486 | <BlockConfig> ::= 'OFFSET='<Number>&'WIDTH='<Number>&'VALUE'=<Number>\r | |
487 | \r | |
488 | This is a internal function.\r | |
489 | \r | |
490 | @param StringPtr String in <BlockConfig> format and points to the\r | |
491 | first character of <Number>.\r | |
492 | @param Number The output value. Caller takes the responsibility\r | |
493 | to free memory.\r | |
494 | @param Len Length of the <Number>, in characters.\r | |
495 | \r | |
496 | @retval EFI_OUT_OF_RESOURCES Insufficient resources to store neccessary\r | |
497 | structures.\r | |
498 | @retval EFI_SUCCESS Value of <Number> is outputted in Number\r | |
499 | successfully.\r | |
500 | \r | |
501 | **/\r | |
502 | EFI_STATUS\r | |
503 | GetValueOfNumber (\r | |
504 | IN EFI_STRING StringPtr,\r | |
505 | OUT UINT8 **Number,\r | |
506 | OUT UINTN *Len\r | |
507 | )\r | |
508 | {\r | |
509 | EFI_STRING TmpPtr;\r | |
510 | UINTN Length;\r | |
511 | EFI_STRING Str;\r | |
512 | UINT8 *Buf;\r | |
513 | EFI_STATUS Status;\r | |
514 | UINT8 DigitUint8;\r | |
515 | UINTN Index;\r | |
516 | CHAR16 TemStr[2];\r | |
517 | \r | |
518 | if (StringPtr == NULL || *StringPtr == L'\0' || Number == NULL || Len == NULL) {\r | |
519 | return EFI_INVALID_PARAMETER;\r | |
520 | }\r | |
521 | \r | |
522 | Buf = NULL;\r | |
523 | \r | |
524 | TmpPtr = StringPtr;\r | |
525 | while (*StringPtr != L'\0' && *StringPtr != L'&') {\r | |
526 | StringPtr++;\r | |
527 | }\r | |
528 | *Len = StringPtr - TmpPtr;\r | |
529 | Length = *Len + 1;\r | |
530 | \r | |
531 | Str = (EFI_STRING) AllocateZeroPool (Length * sizeof (CHAR16));\r | |
532 | if (Str == NULL) {\r | |
533 | Status = EFI_OUT_OF_RESOURCES;\r | |
534 | goto Exit;\r | |
535 | }\r | |
536 | CopyMem (Str, TmpPtr, *Len * sizeof (CHAR16));\r | |
537 | *(Str + *Len) = L'\0';\r | |
538 | \r | |
539 | Length = (Length + 1) / 2;\r | |
540 | Buf = (UINT8 *) AllocateZeroPool (Length);\r | |
541 | if (Buf == NULL) {\r | |
542 | Status = EFI_OUT_OF_RESOURCES;\r | |
543 | goto Exit;\r | |
544 | }\r | |
545 | \r | |
546 | Length = *Len;\r | |
547 | ZeroMem (TemStr, sizeof (TemStr));\r | |
548 | for (Index = 0; Index < Length; Index ++) {\r | |
549 | TemStr[0] = Str[Length - Index - 1];\r | |
550 | DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r | |
551 | if ((Index & 1) == 0) {\r | |
552 | Buf [Index/2] = DigitUint8;\r | |
553 | } else {\r | |
554 | Buf [Index/2] = (UINT8) ((DigitUint8 << 4) + Buf [Index/2]);\r | |
555 | }\r | |
556 | }\r | |
557 | \r | |
558 | *Number = Buf;\r | |
559 | Status = EFI_SUCCESS;\r | |
560 | \r | |
561 | Exit:\r | |
562 | if (Str != NULL) {\r | |
563 | FreePool (Str);\r | |
564 | }\r | |
565 | \r | |
566 | return Status;\r | |
567 | }\r | |
568 | \r | |
569 | /**\r | |
570 | Create altcfg string. \r | |
571 | \r | |
572 | @param Result The request result string.\r | |
573 | @param ConfigHdr The request head info. <ConfigHdr> format.\r | |
574 | @param Offset The offset of the parameter int he structure.\r | |
575 | @param Width The width of the parameter.\r | |
576 | \r | |
577 | \r | |
578 | @retval The string with altcfg info append at the end.\r | |
579 | **/\r | |
580 | EFI_STRING \r | |
581 | CreateAltCfgString (\r | |
582 | IN EFI_STRING Result,\r | |
583 | IN EFI_STRING ConfigHdr,\r | |
584 | IN UINTN Offset,\r | |
585 | IN UINTN Width\r | |
586 | )\r | |
587 | {\r | |
588 | EFI_STRING StringPtr;\r | |
589 | EFI_STRING TmpStr;\r | |
590 | UINTN NewLen;\r | |
591 | \r | |
46cc3885 | 592 | NewLen = StrLen (Result);\r |
33d41385 ED |
593 | //\r |
594 | // String Len = ConfigResp + AltConfig + AltConfig + 1("\0")\r | |
595 | //\r | |
46cc3885 | 596 | NewLen = (NewLen + ((1 + StrLen (ConfigHdr) + 8 + 4) + (8 + 4 + 7 + 4 + 7 + 4)) * 2 + 1) * sizeof (CHAR16);\r |
ee31d1be ED |
597 | StringPtr = AllocateZeroPool (NewLen);\r |
598 | if (StringPtr == NULL) {\r | |
599 | return NULL;\r | |
600 | }\r | |
601 | \r | |
602 | TmpStr = StringPtr;\r | |
603 | if (Result != NULL) {\r | |
604 | StrCpy (StringPtr, Result);\r | |
605 | StringPtr += StrLen (Result); \r | |
606 | FreePool (Result);\r | |
607 | }\r | |
608 | \r | |
609 | UnicodeSPrint (\r | |
610 | StringPtr, \r | |
611 | (1 + StrLen (ConfigHdr) + 8 + 4 + 1) * sizeof (CHAR16), \r | |
612 | L"&%s&ALTCFG=%04x", \r | |
613 | ConfigHdr, \r | |
614 | EFI_HII_DEFAULT_CLASS_STANDARD\r | |
615 | );\r | |
616 | StringPtr += StrLen (StringPtr);\r | |
617 | \r | |
618 | UnicodeSPrint (\r | |
619 | StringPtr, \r | |
620 | (8 + 4 + 7 + 4 + 7 + 4 + 1) * sizeof (CHAR16),\r | |
621 | L"&OFFSET=%04x&WIDTH=%04x&VALUE=%04x", \r | |
622 | Offset, \r | |
623 | Width,\r | |
624 | DEFAULT_CLASS_STANDARD_VALUE\r | |
625 | );\r | |
626 | StringPtr += StrLen (StringPtr); \r | |
627 | \r | |
628 | UnicodeSPrint (\r | |
629 | StringPtr, \r | |
630 | (1 + StrLen (ConfigHdr) + 8 + 4 + 1) * sizeof (CHAR16), \r | |
631 | L"&%s&ALTCFG=%04x", \r | |
632 | ConfigHdr, \r | |
633 | EFI_HII_DEFAULT_CLASS_MANUFACTURING\r | |
634 | );\r | |
635 | StringPtr += StrLen (StringPtr);\r | |
636 | \r | |
637 | UnicodeSPrint (\r | |
638 | StringPtr, \r | |
639 | (8 + 4 + 7 + 4 + 7 + 4 + 1) * sizeof (CHAR16),\r | |
640 | L"&OFFSET=%04x&WIDTH=%04x&VALUE=%04x", \r | |
641 | Offset, \r | |
642 | Width,\r | |
643 | DEFAULT_CLASS_MANUFACTURING_VALUE\r | |
644 | );\r | |
645 | StringPtr += StrLen (StringPtr); \r | |
646 | \r | |
647 | return TmpStr;\r | |
648 | }\r | |
649 | \r | |
650 | /**\r | |
651 | Check whether need to add the altcfg string. if need to add, add the altcfg \r | |
652 | string.\r | |
653 | \r | |
654 | @param RequestResult The request result string.\r | |
655 | @param ConfigRequestHdr The request head info. <ConfigHdr> format.\r | |
656 | \r | |
657 | **/\r | |
658 | VOID \r | |
659 | AppendAltCfgString (\r | |
660 | IN OUT EFI_STRING *RequestResult,\r | |
661 | IN EFI_STRING ConfigRequestHdr\r | |
662 | )\r | |
663 | {\r | |
664 | EFI_STRING StringPtr;\r | |
665 | EFI_STRING TmpPtr;\r | |
666 | UINTN Length;\r | |
667 | UINT8 *TmpBuffer;\r | |
668 | UINTN Offset;\r | |
669 | UINTN Width;\r | |
670 | UINTN BlockSize;\r | |
671 | UINTN ValueOffset;\r | |
672 | UINTN ValueWidth;\r | |
673 | EFI_STATUS Status;\r | |
674 | \r | |
675 | StringPtr = *RequestResult;\r | |
676 | StringPtr = StrStr (StringPtr, L"OFFSET");\r | |
677 | BlockSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
678 | ValueOffset = OFFSET_OF (DRIVER_SAMPLE_CONFIGURATION, GetDefaultValueFromAccess);\r | |
679 | ValueWidth = sizeof (((DRIVER_SAMPLE_CONFIGURATION *)0)->GetDefaultValueFromAccess);\r | |
680 | \r | |
681 | if (StringPtr == NULL) {\r | |
682 | return;\r | |
683 | }\r | |
684 | \r | |
685 | while (*StringPtr != 0 && StrnCmp (StringPtr, L"OFFSET=", StrLen (L"OFFSET=")) == 0) {\r | |
686 | //\r | |
687 | // Back up the header of one <BlockName>\r | |
688 | //\r | |
689 | TmpPtr = StringPtr;\r | |
690 | \r | |
691 | StringPtr += StrLen (L"OFFSET=");\r | |
692 | //\r | |
693 | // Get Offset\r | |
694 | //\r | |
695 | Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);\r | |
696 | if (EFI_ERROR (Status)) {\r | |
697 | return;\r | |
698 | }\r | |
699 | Offset = 0;\r | |
700 | CopyMem (\r | |
701 | &Offset,\r | |
702 | TmpBuffer,\r | |
703 | (((Length + 1) / 2) < sizeof (UINTN)) ? ((Length + 1) / 2) : sizeof (UINTN)\r | |
704 | );\r | |
705 | FreePool (TmpBuffer);\r | |
706 | \r | |
707 | StringPtr += Length;\r | |
708 | if (StrnCmp (StringPtr, L"&WIDTH=", StrLen (L"&WIDTH=")) != 0) {\r | |
709 | return;\r | |
710 | }\r | |
711 | StringPtr += StrLen (L"&WIDTH=");\r | |
712 | \r | |
713 | //\r | |
714 | // Get Width\r | |
715 | //\r | |
716 | Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);\r | |
717 | if (EFI_ERROR (Status)) {\r | |
718 | return;\r | |
719 | }\r | |
720 | Width = 0;\r | |
721 | CopyMem (\r | |
722 | &Width,\r | |
723 | TmpBuffer,\r | |
724 | (((Length + 1) / 2) < sizeof (UINTN)) ? ((Length + 1) / 2) : sizeof (UINTN)\r | |
725 | );\r | |
726 | FreePool (TmpBuffer);\r | |
727 | \r | |
728 | StringPtr += Length;\r | |
729 | if (StrnCmp (StringPtr, L"&VALUE=", StrLen (L"&VALUE=")) != 0) {\r | |
730 | return;\r | |
731 | }\r | |
732 | StringPtr += StrLen (L"&VALUE=");\r | |
733 | \r | |
734 | //\r | |
b18e7050 | 735 | // Get Value\r |
ee31d1be ED |
736 | //\r |
737 | Status = GetValueOfNumber (StringPtr, &TmpBuffer, &Length);\r | |
738 | if (EFI_ERROR (Status)) {\r | |
739 | return;\r | |
740 | }\r | |
741 | StringPtr += Length;\r | |
742 | \r | |
743 | //\r | |
744 | // Calculate Value and convert it to hex string.\r | |
745 | //\r | |
746 | if (Offset + Width > BlockSize) {\r | |
747 | return;\r | |
748 | }\r | |
749 | \r | |
750 | if (Offset <= ValueOffset && Offset + Width >= ValueOffset + ValueWidth) {\r | |
33d41385 ED |
751 | *RequestResult = CreateAltCfgString(*RequestResult, ConfigRequestHdr, ValueOffset, ValueWidth);\r |
752 | return;\r | |
ee31d1be ED |
753 | }\r |
754 | }\r | |
755 | }\r | |
756 | \r | |
93e3992d | 757 | /**\r |
758 | This function allows a caller to extract the current configuration for one\r | |
759 | or more named elements from the target driver.\r | |
760 | \r | |
761 | @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
762 | @param Request A null-terminated Unicode string in\r | |
763 | <ConfigRequest> format.\r | |
764 | @param Progress On return, points to a character in the Request\r | |
765 | string. Points to the string's null terminator if\r | |
766 | request was successful. Points to the most recent\r | |
767 | '&' before the first failing name/value pair (or\r | |
768 | the beginning of the string if the failure is in\r | |
769 | the first name/value pair) if the request was not\r | |
770 | successful.\r | |
771 | @param Results A null-terminated Unicode string in\r | |
772 | <ConfigAltResp> format which has all values filled\r | |
773 | in for the names in the Request string. String to\r | |
774 | be allocated by the called function.\r | |
775 | \r | |
776 | @retval EFI_SUCCESS The Results is filled with the requested values.\r | |
777 | @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.\r | |
e35eb8af | 778 | @retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name.\r |
93e3992d | 779 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r |
780 | driver.\r | |
781 | \r | |
782 | **/\r | |
783 | EFI_STATUS\r | |
784 | EFIAPI\r | |
785 | ExtractConfig (\r | |
786 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
787 | IN CONST EFI_STRING Request,\r | |
788 | OUT EFI_STRING *Progress,\r | |
789 | OUT EFI_STRING *Results\r | |
790 | )\r | |
791 | {\r | |
792 | EFI_STATUS Status;\r | |
793 | UINTN BufferSize;\r | |
794 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r | |
795 | EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r | |
84f9a9ec | 796 | EFI_STRING ConfigRequest;\r |
086cd2c8 | 797 | EFI_STRING ConfigRequestHdr;\r |
84f9a9ec | 798 | UINTN Size;\r |
38ebfecb LG |
799 | EFI_STRING Value;\r |
800 | UINTN ValueStrLen;\r | |
801 | CHAR16 BackupChar;\r | |
802 | CHAR16 *StrPointer;\r | |
59aefb7e | 803 | BOOLEAN AllocatedRequest;\r |
38ebfecb | 804 | \r |
59aefb7e | 805 | if (Progress == NULL || Results == NULL) {\r |
ae79d2f9 LG |
806 | return EFI_INVALID_PARAMETER;\r |
807 | }\r | |
84f9a9ec LG |
808 | //\r |
809 | // Initialize the local variables.\r | |
810 | //\r | |
086cd2c8 LG |
811 | ConfigRequestHdr = NULL;\r |
812 | ConfigRequest = NULL;\r | |
813 | Size = 0;\r | |
814 | *Progress = Request;\r | |
59aefb7e | 815 | AllocatedRequest = FALSE;\r |
93e3992d | 816 | \r |
817 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r | |
818 | HiiConfigRouting = PrivateData->HiiConfigRouting;\r | |
819 | \r | |
8d00a0f1 | 820 | //\r |
84f9a9ec LG |
821 | // Get Buffer Storage data from EFI variable.\r |
822 | // Try to get the current setting from variable.\r | |
93e3992d | 823 | //\r |
824 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
04da0b4a LG |
825 | Status = gRT->GetVariable (\r |
826 | VariableName,\r | |
c8ad2d7a | 827 | &gDriverSampleFormSetGuid,\r |
04da0b4a LG |
828 | NULL,\r |
829 | &BufferSize,\r | |
830 | &PrivateData->Configuration\r | |
831 | );\r | |
832 | if (EFI_ERROR (Status)) {\r | |
de482998 | 833 | return EFI_NOT_FOUND;\r |
04da0b4a | 834 | }\r |
a6973cff | 835 | \r |
8d00a0f1 | 836 | if (Request == NULL) {\r |
837 | //\r | |
84f9a9ec | 838 | // Request is set to NULL, construct full request string.\r |
7e3bcccb | 839 | //\r |
84f9a9ec | 840 | \r |
84f9a9ec | 841 | //\r |
a6973cff | 842 | // Allocate and fill a buffer large enough to hold the <ConfigHdr> template\r |
84f9a9ec LG |
843 | // followed by "&OFFSET=0&WIDTH=WWWWWWWWWWWWWWWW" followed by a Null-terminator\r |
844 | //\r | |
c8ad2d7a | 845 | ConfigRequestHdr = HiiConstructConfigHdr (&gDriverSampleFormSetGuid, VariableName, PrivateData->DriverHandle[0]);\r |
59aefb7e | 846 | Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);\r |
84f9a9ec | 847 | ConfigRequest = AllocateZeroPool (Size);\r |
1bd57b6e | 848 | ASSERT (ConfigRequest != NULL);\r |
59aefb7e | 849 | AllocatedRequest = TRUE;\r |
086cd2c8 LG |
850 | UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64)BufferSize);\r |
851 | FreePool (ConfigRequestHdr);\r | |
ee31d1be | 852 | ConfigRequestHdr = NULL;\r |
84f9a9ec | 853 | } else {\r |
de482998 LG |
854 | //\r |
855 | // Check routing data in <ConfigHdr>.\r | |
856 | // Note: if only one Storage is used, then this checking could be skipped.\r | |
857 | //\r | |
c8ad2d7a | 858 | if (!HiiIsConfigHdrMatch (Request, &gDriverSampleFormSetGuid, NULL)) {\r |
de482998 | 859 | return EFI_NOT_FOUND;\r |
84f9a9ec | 860 | }\r |
59aefb7e | 861 | //\r |
78c2b9a3 ED |
862 | // Check whether request for EFI Varstore. EFI varstore get data\r |
863 | // through hii database, not support in this path.\r | |
864 | //\r | |
c8ad2d7a | 865 | if (HiiIsConfigHdrMatch(Request, &gDriverSampleFormSetGuid, MyEfiVar)) {\r |
78c2b9a3 ED |
866 | return EFI_UNSUPPORTED;\r |
867 | }\r | |
868 | //\r | |
59aefb7e LG |
869 | // Set Request to the unified request string.\r |
870 | //\r | |
de482998 | 871 | ConfigRequest = Request;\r |
38ebfecb | 872 | //\r |
59aefb7e | 873 | // Check whether Request includes Request Element.\r |
38ebfecb LG |
874 | //\r |
875 | if (StrStr (Request, L"OFFSET") == NULL) {\r | |
876 | //\r | |
59aefb7e | 877 | // Check Request Element does exist in Reques String\r |
38ebfecb | 878 | //\r |
59aefb7e LG |
879 | StrPointer = StrStr (Request, L"PATH");\r |
880 | if (StrPointer == NULL) {\r | |
881 | return EFI_INVALID_PARAMETER;\r | |
882 | }\r | |
883 | if (StrStr (StrPointer, L"&") == NULL) {\r | |
884 | Size = (StrLen (Request) + 32 + 1) * sizeof (CHAR16);\r | |
885 | ConfigRequest = AllocateZeroPool (Size);\r | |
1bd57b6e | 886 | ASSERT (ConfigRequest != NULL);\r |
59aefb7e LG |
887 | AllocatedRequest = TRUE;\r |
888 | UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", Request, (UINT64)BufferSize);\r | |
38ebfecb | 889 | }\r |
59aefb7e LG |
890 | }\r |
891 | }\r | |
38ebfecb | 892 | \r |
59aefb7e LG |
893 | //\r |
894 | // Check if requesting Name/Value storage\r | |
895 | //\r | |
896 | if (StrStr (ConfigRequest, L"OFFSET") == NULL) {\r | |
897 | //\r | |
898 | // Update Name/Value storage Names\r | |
899 | //\r | |
900 | Status = LoadNameValueNames (PrivateData);\r | |
901 | if (EFI_ERROR (Status)) {\r | |
902 | return Status;\r | |
903 | }\r | |
38ebfecb | 904 | \r |
59aefb7e LG |
905 | //\r |
906 | // Allocate memory for <ConfigResp>, e.g. Name0=0x11, Name1=0x1234, Name2="ABCD"\r | |
907 | // <Request> ::=<ConfigHdr>&Name0&Name1&Name2\r | |
908 | // <ConfigResp>::=<ConfigHdr>&Name0=11&Name1=1234&Name2=0041004200430044\r | |
909 | //\r | |
910 | BufferSize = (StrLen (ConfigRequest) +\r | |
911 | 1 + sizeof (PrivateData->Configuration.NameValueVar0) * 2 +\r | |
912 | 1 + sizeof (PrivateData->Configuration.NameValueVar1) * 2 +\r | |
913 | 1 + sizeof (PrivateData->Configuration.NameValueVar2) * 2 + 1) * sizeof (CHAR16);\r | |
914 | *Results = AllocateZeroPool (BufferSize);\r | |
915 | ASSERT (*Results != NULL);\r | |
916 | StrCpy (*Results, ConfigRequest);\r | |
917 | Value = *Results;\r | |
38ebfecb | 918 | \r |
59aefb7e LG |
919 | //\r |
920 | // Append value of NameValueVar0, type is UINT8\r | |
921 | //\r | |
922 | if ((Value = StrStr (*Results, PrivateData->NameValueName[0])) != NULL) {\r | |
923 | Value += StrLen (PrivateData->NameValueName[0]);\r | |
924 | ValueStrLen = ((sizeof (PrivateData->Configuration.NameValueVar0) * 2) + 1);\r | |
925 | CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r | |
926 | \r | |
927 | BackupChar = Value[ValueStrLen];\r | |
928 | *Value++ = L'=';\r | |
929 | Value += UnicodeValueToString (\r | |
930 | Value, \r | |
931 | PREFIX_ZERO | RADIX_HEX, \r | |
932 | PrivateData->Configuration.NameValueVar0, \r | |
933 | sizeof (PrivateData->Configuration.NameValueVar0) * 2\r | |
934 | );\r | |
935 | *Value = BackupChar;\r | |
936 | }\r | |
937 | \r | |
938 | //\r | |
939 | // Append value of NameValueVar1, type is UINT16\r | |
940 | //\r | |
941 | if ((Value = StrStr (*Results, PrivateData->NameValueName[1])) != NULL) {\r | |
942 | Value += StrLen (PrivateData->NameValueName[1]);\r | |
943 | ValueStrLen = ((sizeof (PrivateData->Configuration.NameValueVar1) * 2) + 1);\r | |
944 | CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r | |
945 | \r | |
946 | BackupChar = Value[ValueStrLen];\r | |
947 | *Value++ = L'=';\r | |
948 | Value += UnicodeValueToString (\r | |
949 | Value, \r | |
950 | PREFIX_ZERO | RADIX_HEX, \r | |
951 | PrivateData->Configuration.NameValueVar1, \r | |
952 | sizeof (PrivateData->Configuration.NameValueVar1) * 2\r | |
953 | );\r | |
954 | *Value = BackupChar;\r | |
955 | }\r | |
956 | \r | |
957 | //\r | |
958 | // Append value of NameValueVar2, type is CHAR16 *\r | |
959 | //\r | |
960 | if ((Value = StrStr (*Results, PrivateData->NameValueName[2])) != NULL) {\r | |
961 | Value += StrLen (PrivateData->NameValueName[2]);\r | |
962 | ValueStrLen = StrLen (PrivateData->Configuration.NameValueVar2) * 4 + 1;\r | |
963 | CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r | |
38ebfecb | 964 | \r |
59aefb7e | 965 | *Value++ = L'=';\r |
38ebfecb | 966 | //\r |
59aefb7e | 967 | // Convert Unicode String to Config String, e.g. "ABCD" => "0041004200430044"\r |
38ebfecb | 968 | //\r |
59aefb7e LG |
969 | StrPointer = (CHAR16 *) PrivateData->Configuration.NameValueVar2;\r |
970 | for (; *StrPointer != L'\0'; StrPointer++) {\r | |
971 | Value += UnicodeValueToString (Value, PREFIX_ZERO | RADIX_HEX, *StrPointer, 4);\r | |
38ebfecb | 972 | }\r |
38ebfecb | 973 | }\r |
59aefb7e LG |
974 | \r |
975 | Status = EFI_SUCCESS;\r | |
976 | } else {\r | |
977 | //\r | |
978 | // Convert buffer data to <ConfigResp> by helper function BlockToConfig()\r | |
979 | //\r | |
980 | Status = HiiConfigRouting->BlockToConfig (\r | |
981 | HiiConfigRouting,\r | |
982 | ConfigRequest,\r | |
983 | (UINT8 *) &PrivateData->Configuration,\r | |
984 | BufferSize,\r | |
985 | Results,\r | |
986 | Progress\r | |
987 | );\r | |
33d41385 | 988 | if (!EFI_ERROR (Status)) {\r |
c8ad2d7a | 989 | ConfigRequestHdr = HiiConstructConfigHdr (&gDriverSampleFormSetGuid, VariableName, PrivateData->DriverHandle[0]);\r |
33d41385 ED |
990 | AppendAltCfgString(Results, ConfigRequestHdr);\r |
991 | }\r | |
8d00a0f1 | 992 | }\r |
993 | \r | |
93e3992d | 994 | //\r |
59aefb7e | 995 | // Free the allocated config request string.\r |
93e3992d | 996 | //\r |
59aefb7e | 997 | if (AllocatedRequest) {\r |
84f9a9ec | 998 | FreePool (ConfigRequest);\r |
59aefb7e | 999 | }\r |
ee31d1be ED |
1000 | \r |
1001 | if (ConfigRequestHdr != NULL) {\r | |
1002 | FreePool (ConfigRequestHdr);\r | |
1003 | }\r | |
59aefb7e LG |
1004 | //\r |
1005 | // Set Progress string to the original request string.\r | |
1006 | //\r | |
1007 | if (Request == NULL) {\r | |
1f1cb2f2 | 1008 | *Progress = NULL;\r |
59aefb7e LG |
1009 | } else if (StrStr (Request, L"OFFSET") == NULL) {\r |
1010 | *Progress = Request + StrLen (Request);\r | |
84f9a9ec LG |
1011 | }\r |
1012 | \r | |
93e3992d | 1013 | return Status;\r |
1014 | }\r | |
1015 | \r | |
1016 | \r | |
1017 | /**\r | |
1018 | This function processes the results of changes in configuration.\r | |
1019 | \r | |
1020 | @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
1021 | @param Configuration A null-terminated Unicode string in <ConfigResp>\r | |
1022 | format.\r | |
1023 | @param Progress A pointer to a string filled in with the offset of\r | |
1024 | the most recent '&' before the first failing\r | |
1025 | name/value pair (or the beginning of the string if\r | |
1026 | the failure is in the first name/value pair) or\r | |
1027 | the terminating NULL if all was successful.\r | |
1028 | \r | |
1029 | @retval EFI_SUCCESS The Results is processed successfully.\r | |
1030 | @retval EFI_INVALID_PARAMETER Configuration is NULL.\r | |
1031 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
1032 | driver.\r | |
1033 | \r | |
1034 | **/\r | |
1035 | EFI_STATUS\r | |
1036 | EFIAPI\r | |
1037 | RouteConfig (\r | |
1038 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
1039 | IN CONST EFI_STRING Configuration,\r | |
1040 | OUT EFI_STRING *Progress\r | |
1041 | )\r | |
1042 | {\r | |
1043 | EFI_STATUS Status;\r | |
1044 | UINTN BufferSize;\r | |
1045 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r | |
1046 | EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r | |
38ebfecb LG |
1047 | CHAR16 *Value;\r |
1048 | CHAR16 *StrPtr;\r | |
1049 | CHAR16 TemStr[5];\r | |
1050 | UINT8 *DataBuffer;\r | |
1051 | UINT8 DigitUint8;\r | |
1052 | UINTN Index;\r | |
1053 | CHAR16 *StrBuffer;\r | |
93e3992d | 1054 | \r |
f5e9ff82 | 1055 | if (Configuration == NULL || Progress == NULL) {\r |
8d00a0f1 | 1056 | return EFI_INVALID_PARAMETER;\r |
1057 | }\r | |
1058 | \r | |
93e3992d | 1059 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r |
1060 | HiiConfigRouting = PrivateData->HiiConfigRouting;\r | |
f5e9ff82 | 1061 | *Progress = Configuration;\r |
93e3992d | 1062 | \r |
84f9a9ec | 1063 | //\r |
8d00a0f1 | 1064 | // Check routing data in <ConfigHdr>.\r |
1065 | // Note: if only one Storage is used, then this checking could be skipped.\r | |
1066 | //\r | |
c8ad2d7a | 1067 | if (!HiiIsConfigHdrMatch (Configuration, &gDriverSampleFormSetGuid, NULL)) {\r |
8d00a0f1 | 1068 | return EFI_NOT_FOUND;\r |
1069 | }\r | |
1070 | \r | |
78c2b9a3 ED |
1071 | //\r |
1072 | // Check whether request for EFI Varstore. EFI varstore get data\r | |
1073 | // through hii database, not support in this path.\r | |
1074 | //\r | |
c8ad2d7a | 1075 | if (HiiIsConfigHdrMatch(Configuration, &gDriverSampleFormSetGuid, MyEfiVar)) {\r |
78c2b9a3 ED |
1076 | return EFI_UNSUPPORTED;\r |
1077 | }\r | |
1078 | \r | |
93e3992d | 1079 | //\r |
1080 | // Get Buffer Storage data from EFI variable\r | |
1081 | //\r | |
1082 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
04da0b4a LG |
1083 | Status = gRT->GetVariable (\r |
1084 | VariableName,\r | |
c8ad2d7a | 1085 | &gDriverSampleFormSetGuid,\r |
04da0b4a LG |
1086 | NULL,\r |
1087 | &BufferSize,\r | |
1088 | &PrivateData->Configuration\r | |
1089 | );\r | |
1090 | if (EFI_ERROR (Status)) {\r | |
1091 | return Status;\r | |
1092 | }\r | |
93e3992d | 1093 | \r |
38ebfecb LG |
1094 | //\r |
1095 | // Check if configuring Name/Value storage\r | |
1096 | //\r | |
1097 | if (StrStr (Configuration, L"OFFSET") == NULL) {\r | |
1098 | //\r | |
1099 | // Update Name/Value storage Names\r | |
1100 | //\r | |
1101 | Status = LoadNameValueNames (PrivateData);\r | |
1102 | if (EFI_ERROR (Status)) {\r | |
1103 | return Status;\r | |
1104 | }\r | |
1105 | \r | |
1106 | //\r | |
1107 | // Convert value for NameValueVar0\r | |
1108 | //\r | |
1109 | if ((Value = StrStr (Configuration, PrivateData->NameValueName[0])) != NULL) {\r | |
1110 | //\r | |
1111 | // Skip "Name="\r | |
1112 | //\r | |
1113 | Value += StrLen (PrivateData->NameValueName[0]);\r | |
1114 | Value++;\r | |
1115 | //\r | |
1116 | // Get Value String\r | |
1117 | //\r | |
1118 | StrPtr = StrStr (Value, L"&");\r | |
1119 | if (StrPtr == NULL) {\r | |
1120 | StrPtr = Value + StrLen (Value);\r | |
1121 | }\r | |
1122 | //\r | |
1123 | // Convert Value to Buffer data\r | |
1124 | //\r | |
1125 | DataBuffer = (UINT8 *) &PrivateData->Configuration.NameValueVar0;\r | |
1126 | ZeroMem (TemStr, sizeof (TemStr));\r | |
1127 | for (Index = 0, StrPtr --; StrPtr >= Value; StrPtr --, Index ++) {\r | |
1128 | TemStr[0] = *StrPtr;\r | |
1129 | DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r | |
1130 | if ((Index & 1) == 0) {\r | |
1131 | DataBuffer [Index/2] = DigitUint8;\r | |
1132 | } else {\r | |
1133 | DataBuffer [Index/2] = (UINT8) ((UINT8) (DigitUint8 << 4) + DataBuffer [Index/2]);\r | |
1134 | }\r | |
1135 | }\r | |
1136 | }\r | |
1137 | \r | |
1138 | //\r | |
1139 | // Convert value for NameValueVar1\r | |
1140 | //\r | |
1141 | if ((Value = StrStr (Configuration, PrivateData->NameValueName[1])) != NULL) {\r | |
1142 | //\r | |
1143 | // Skip "Name="\r | |
1144 | //\r | |
1145 | Value += StrLen (PrivateData->NameValueName[1]);\r | |
1146 | Value++;\r | |
1147 | //\r | |
1148 | // Get Value String\r | |
1149 | //\r | |
1150 | StrPtr = StrStr (Value, L"&");\r | |
1151 | if (StrPtr == NULL) {\r | |
1152 | StrPtr = Value + StrLen (Value);\r | |
1153 | }\r | |
1154 | //\r | |
1155 | // Convert Value to Buffer data\r | |
1156 | //\r | |
1157 | DataBuffer = (UINT8 *) &PrivateData->Configuration.NameValueVar1;\r | |
1158 | ZeroMem (TemStr, sizeof (TemStr));\r | |
1159 | for (Index = 0, StrPtr --; StrPtr >= Value; StrPtr --, Index ++) {\r | |
1160 | TemStr[0] = *StrPtr;\r | |
1161 | DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r | |
1162 | if ((Index & 1) == 0) {\r | |
1163 | DataBuffer [Index/2] = DigitUint8;\r | |
1164 | } else {\r | |
1165 | DataBuffer [Index/2] = (UINT8) ((UINT8) (DigitUint8 << 4) + DataBuffer [Index/2]);\r | |
1166 | }\r | |
1167 | }\r | |
1168 | }\r | |
1169 | \r | |
1170 | //\r | |
1171 | // Convert value for NameValueVar2\r | |
1172 | //\r | |
1173 | if ((Value = StrStr (Configuration, PrivateData->NameValueName[2])) != NULL) {\r | |
1174 | //\r | |
1175 | // Skip "Name="\r | |
1176 | //\r | |
1177 | Value += StrLen (PrivateData->NameValueName[2]);\r | |
1178 | Value++;\r | |
1179 | //\r | |
1180 | // Get Value String\r | |
1181 | //\r | |
1182 | StrPtr = StrStr (Value, L"&");\r | |
1183 | if (StrPtr == NULL) {\r | |
1184 | StrPtr = Value + StrLen (Value);\r | |
1185 | }\r | |
1186 | //\r | |
1187 | // Convert Config String to Unicode String, e.g "0041004200430044" => "ABCD"\r | |
1188 | //\r | |
1189 | StrBuffer = (CHAR16 *) PrivateData->Configuration.NameValueVar2;\r | |
1190 | ZeroMem (TemStr, sizeof (TemStr));\r | |
1191 | while (Value < StrPtr) {\r | |
1192 | StrnCpy (TemStr, Value, 4);\r | |
1193 | *(StrBuffer++) = (CHAR16) StrHexToUint64 (TemStr);\r | |
1194 | Value += 4;\r | |
1195 | }\r | |
1196 | *StrBuffer = L'\0';\r | |
1197 | }\r | |
1198 | \r | |
1199 | //\r | |
1200 | // Store Buffer Storage back to EFI variable\r | |
1201 | //\r | |
1202 | Status = gRT->SetVariable(\r | |
1203 | VariableName,\r | |
c8ad2d7a | 1204 | &gDriverSampleFormSetGuid,\r |
38ebfecb LG |
1205 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r |
1206 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1207 | &PrivateData->Configuration\r | |
1208 | );\r | |
1209 | \r | |
1210 | return Status;\r | |
1211 | }\r | |
1212 | \r | |
93e3992d | 1213 | //\r |
1214 | // Convert <ConfigResp> to buffer data by helper function ConfigToBlock()\r | |
1215 | //\r | |
1216 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
1217 | Status = HiiConfigRouting->ConfigToBlock (\r | |
1218 | HiiConfigRouting,\r | |
1219 | Configuration,\r | |
1220 | (UINT8 *) &PrivateData->Configuration,\r | |
1221 | &BufferSize,\r | |
1222 | Progress\r | |
1223 | );\r | |
1224 | if (EFI_ERROR (Status)) {\r | |
1225 | return Status;\r | |
1226 | }\r | |
1227 | \r | |
1228 | //\r | |
1229 | // Store Buffer Storage back to EFI variable\r | |
1230 | //\r | |
1231 | Status = gRT->SetVariable(\r | |
1232 | VariableName,\r | |
c8ad2d7a | 1233 | &gDriverSampleFormSetGuid,\r |
93e3992d | 1234 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r |
1235 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1236 | &PrivateData->Configuration\r | |
1237 | );\r | |
1238 | \r | |
1239 | return Status;\r | |
1240 | }\r | |
1241 | \r | |
1242 | \r | |
1243 | /**\r | |
1244 | This function processes the results of changes in configuration.\r | |
1245 | \r | |
1246 | @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
1247 | @param Action Specifies the type of action taken by the browser.\r | |
1248 | @param QuestionId A unique value which is sent to the original\r | |
1249 | exporting driver so that it can identify the type\r | |
1250 | of data to expect.\r | |
1251 | @param Type The type of value for the question.\r | |
1252 | @param Value A pointer to the data being sent to the original\r | |
1253 | exporting driver.\r | |
1254 | @param ActionRequest On return, points to the action requested by the\r | |
1255 | callback function.\r | |
1256 | \r | |
1257 | @retval EFI_SUCCESS The callback successfully handled the action.\r | |
1258 | @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the\r | |
1259 | variable and its data.\r | |
1260 | @retval EFI_DEVICE_ERROR The variable could not be saved.\r | |
1261 | @retval EFI_UNSUPPORTED The specified Action is not supported by the\r | |
1262 | callback.\r | |
1263 | \r | |
1264 | **/\r | |
1265 | EFI_STATUS\r | |
1266 | EFIAPI\r | |
1267 | DriverCallback (\r | |
1268 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
1269 | IN EFI_BROWSER_ACTION Action,\r | |
1270 | IN EFI_QUESTION_ID QuestionId,\r | |
1271 | IN UINT8 Type,\r | |
1272 | IN EFI_IFR_TYPE_VALUE *Value,\r | |
1273 | OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest\r | |
1274 | )\r | |
1275 | {\r | |
1276 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r | |
1277 | EFI_STATUS Status;\r | |
7e3bcccb LG |
1278 | VOID *StartOpCodeHandle;\r |
1279 | VOID *OptionsOpCodeHandle;\r | |
1280 | EFI_IFR_GUID_LABEL *StartLabel;\r | |
1281 | VOID *EndOpCodeHandle;\r | |
1282 | EFI_IFR_GUID_LABEL *EndLabel;\r | |
a6973cff | 1283 | EFI_INPUT_KEY Key;\r |
1284 | DRIVER_SAMPLE_CONFIGURATION *Configuration;\r | |
78c2b9a3 | 1285 | MY_EFI_VARSTORE_DATA *EfiData;\r |
211cc6e5 | 1286 | EFI_FORM_ID FormId;\r |
4a22b9bc ED |
1287 | \r |
1288 | if (((Value == NULL) && (Action != EFI_BROWSER_ACTION_FORM_OPEN) && (Action != EFI_BROWSER_ACTION_FORM_CLOSE))||\r | |
1289 | (ActionRequest == NULL)) {\r | |
1290 | return EFI_INVALID_PARAMETER;\r | |
1291 | }\r | |
a6973cff | 1292 | \r |
a6973cff | 1293 | \r |
211cc6e5 | 1294 | FormId = 0;\r |
4a22b9bc ED |
1295 | Status = EFI_SUCCESS;\r |
1296 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r | |
1297 | \r | |
1298 | switch (Action) {\r | |
1299 | case EFI_BROWSER_ACTION_FORM_OPEN:\r | |
1300 | {\r | |
1301 | if (QuestionId == 0x1234) {\r | |
1302 | //\r | |
1303 | // Sample CallBack for UEFI FORM_OPEN action:\r | |
1304 | // Add Save action into Form 3 when Form 1 is opened.\r | |
1305 | // This will be done only in FORM_OPEN CallBack of question with ID 0x1234 from Form 1.\r | |
1306 | //\r | |
1307 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r | |
1308 | \r | |
1309 | //\r | |
1310 | // Initialize the container for dynamic opcodes\r | |
1311 | //\r | |
1312 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
1313 | ASSERT (StartOpCodeHandle != NULL);\r | |
1314 | \r | |
1315 | //\r | |
1316 | // Create Hii Extend Label OpCode as the start opcode\r | |
1317 | //\r | |
1318 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
1319 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
1320 | StartLabel->Number = LABEL_UPDATE2;\r | |
1321 | \r | |
1322 | HiiCreateActionOpCode (\r | |
1323 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1324 | 0x1238, // Question ID\r | |
1325 | STRING_TOKEN(STR_SAVE_TEXT), // Prompt text\r | |
1326 | STRING_TOKEN(STR_SAVE_TEXT), // Help text\r | |
1327 | EFI_IFR_FLAG_CALLBACK, // Question flag\r | |
1328 | 0 // Action String ID\r | |
1329 | );\r | |
1330 | \r | |
1331 | HiiUpdateForm (\r | |
1332 | PrivateData->HiiHandle[0], // HII handle\r | |
c8ad2d7a | 1333 | &gDriverSampleFormSetGuid, // Formset GUID\r |
4a22b9bc ED |
1334 | 0x3, // Form ID\r |
1335 | StartOpCodeHandle, // Label for where to insert opcodes\r | |
1336 | NULL // Insert data\r | |
1337 | );\r | |
1338 | \r | |
1339 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r | |
1340 | }\r | |
211cc6e5 ED |
1341 | \r |
1342 | if (QuestionId == 0x1247) {\r | |
1343 | Status = InternalStartMonitor ();\r | |
1344 | ASSERT_EFI_ERROR (Status);\r | |
1345 | }\r | |
4a22b9bc ED |
1346 | }\r |
1347 | break;\r | |
1348 | \r | |
1349 | case EFI_BROWSER_ACTION_FORM_CLOSE:\r | |
1350 | {\r | |
1351 | if (QuestionId == 0x5678) {\r | |
1352 | //\r | |
1353 | // Sample CallBack for UEFI FORM_CLOSE action:\r | |
1354 | // Show up a pop-up to specify Form 3 will be closed when exit Form 3.\r | |
1355 | //\r | |
1356 | do {\r | |
1357 | CreatePopUp (\r | |
1358 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
1359 | &Key,\r | |
1360 | L"",\r | |
1361 | L"You are going to leave third Form!",\r | |
1362 | L"Press ESC or ENTER to continue ...",\r | |
1363 | L"",\r | |
1364 | NULL\r | |
1365 | );\r | |
1366 | } while ((Key.ScanCode != SCAN_ESC) && (Key.UnicodeChar != CHAR_CARRIAGE_RETURN));\r | |
1367 | }\r | |
211cc6e5 ED |
1368 | \r |
1369 | if (QuestionId == 0x1247) {\r | |
1370 | Status = InternalStopMonitor ();\r | |
1371 | ASSERT_EFI_ERROR (Status);\r | |
1372 | }\r | |
4a22b9bc ED |
1373 | }\r |
1374 | break;\r | |
1375 | \r | |
1376 | case EFI_BROWSER_ACTION_RETRIEVE:\r | |
1377 | {\r | |
78c2b9a3 ED |
1378 | if (QuestionId == 0x1248) {\r |
1379 | {\r | |
1380 | if (Type != EFI_IFR_TYPE_REF) {\r | |
1381 | return EFI_INVALID_PARAMETER;\r | |
1382 | }\r | |
1383 | \r | |
1384 | Value->ref.FormId = 0x3;\r | |
1385 | }\r | |
4a22b9bc ED |
1386 | }\r |
1387 | }\r | |
1388 | break;\r | |
1389 | \r | |
ee31d1be ED |
1390 | case EFI_BROWSER_ACTION_DEFAULT_STANDARD:\r |
1391 | {\r | |
1392 | switch (QuestionId) {\r | |
1393 | case 0x1240:\r | |
1394 | Value->u8 = DEFAULT_CLASS_STANDARD_VALUE;\r | |
1395 | break;\r | |
1396 | \r | |
1397 | default:\r | |
1398 | Status = EFI_UNSUPPORTED;\r | |
1399 | break;\r | |
1400 | }\r | |
1401 | }\r | |
1402 | break;\r | |
1403 | \r | |
1404 | case EFI_BROWSER_ACTION_DEFAULT_MANUFACTURING:\r | |
1405 | {\r | |
1406 | switch (QuestionId) {\r | |
1407 | case 0x1240:\r | |
1408 | Value->u8 = DEFAULT_CLASS_MANUFACTURING_VALUE;\r | |
1409 | break;\r | |
1410 | \r | |
1411 | default:\r | |
1412 | Status = EFI_UNSUPPORTED; \r | |
1413 | break;\r | |
1414 | }\r | |
1415 | }\r | |
1416 | break;\r | |
1417 | \r | |
4a22b9bc ED |
1418 | case EFI_BROWSER_ACTION_CHANGING:\r |
1419 | {\r | |
1420 | switch (QuestionId) {\r | |
78c2b9a3 ED |
1421 | case 0x1249:\r |
1422 | {\r | |
1423 | if (Type != EFI_IFR_TYPE_REF) {\r | |
1424 | return EFI_INVALID_PARAMETER;\r | |
1425 | }\r | |
1426 | \r | |
1427 | Value->ref.FormId = 0x1234;\r | |
1428 | }\r | |
1429 | break;\r | |
4a22b9bc | 1430 | case 0x1234:\r |
5adb8db7 LG |
1431 | //\r |
1432 | // Initialize the container for dynamic opcodes\r | |
1433 | //\r | |
1434 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
1435 | ASSERT (StartOpCodeHandle != NULL);\r | |
a6973cff | 1436 | \r |
4a22b9bc ED |
1437 | EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r |
1438 | ASSERT (EndOpCodeHandle != NULL);\r | |
1439 | \r | |
5adb8db7 LG |
1440 | //\r |
1441 | // Create Hii Extend Label OpCode as the start opcode\r | |
1442 | //\r | |
1443 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
1444 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
4a22b9bc ED |
1445 | StartLabel->Number = LABEL_UPDATE1;\r |
1446 | \r | |
1447 | //\r | |
1448 | // Create Hii Extend Label OpCode as the end opcode\r | |
1449 | //\r | |
1450 | EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
1451 | EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
1452 | EndLabel->Number = LABEL_END;\r | |
5adb8db7 LG |
1453 | \r |
1454 | HiiCreateActionOpCode (\r | |
1455 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
4a22b9bc ED |
1456 | 0x1237, // Question ID\r |
1457 | STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r | |
1458 | STRING_TOKEN(STR_EXIT_TEXT), // Help text\r | |
5adb8db7 LG |
1459 | EFI_IFR_FLAG_CALLBACK, // Question flag\r |
1460 | 0 // Action String ID\r | |
a6973cff | 1461 | );\r |
1462 | \r | |
4a22b9bc ED |
1463 | //\r |
1464 | // Create Option OpCode\r | |
1465 | //\r | |
1466 | OptionsOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
1467 | ASSERT (OptionsOpCodeHandle != NULL);\r | |
1468 | \r | |
1469 | HiiCreateOneOfOptionOpCode (\r | |
1470 | OptionsOpCodeHandle,\r | |
1471 | STRING_TOKEN (STR_BOOT_OPTION1),\r | |
1472 | 0,\r | |
1473 | EFI_IFR_NUMERIC_SIZE_1,\r | |
1474 | 1\r | |
5adb8db7 LG |
1475 | );\r |
1476 | \r | |
4a22b9bc ED |
1477 | HiiCreateOneOfOptionOpCode (\r |
1478 | OptionsOpCodeHandle,\r | |
1479 | STRING_TOKEN (STR_BOOT_OPTION2),\r | |
1480 | 0,\r | |
1481 | EFI_IFR_NUMERIC_SIZE_1,\r | |
1482 | 2\r | |
1483 | );\r | |
1484 | \r | |
1485 | //\r | |
1486 | // Prepare initial value for the dynamic created oneof Question\r | |
1487 | //\r | |
1488 | PrivateData->Configuration.DynamicOneof = 2;\r | |
1489 | Status = gRT->SetVariable(\r | |
1490 | VariableName,\r | |
c8ad2d7a | 1491 | &gDriverSampleFormSetGuid,\r |
4a22b9bc ED |
1492 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r |
1493 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1494 | &PrivateData->Configuration\r | |
1495 | );\r | |
a6973cff | 1496 | \r |
5adb8db7 | 1497 | //\r |
4a22b9bc | 1498 | // Set initial vlaue of dynamic created oneof Question in Form Browser\r |
5adb8db7 | 1499 | //\r |
4a22b9bc ED |
1500 | Configuration = AllocateZeroPool (sizeof (DRIVER_SAMPLE_CONFIGURATION));\r |
1501 | ASSERT (Configuration != NULL);\r | |
c8ad2d7a | 1502 | if (HiiGetBrowserData (&gDriverSampleFormSetGuid, VariableName, sizeof (DRIVER_SAMPLE_CONFIGURATION), (UINT8 *) Configuration)) {\r |
4a22b9bc ED |
1503 | Configuration->DynamicOneof = 2;\r |
1504 | \r | |
1505 | //\r | |
1506 | // Update uncommitted data of Browser\r | |
1507 | //\r | |
1508 | HiiSetBrowserData (\r | |
c8ad2d7a | 1509 | &gDriverSampleFormSetGuid,\r |
4a22b9bc ED |
1510 | VariableName,\r |
1511 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1512 | (UINT8 *) Configuration,\r | |
5adb8db7 LG |
1513 | NULL\r |
1514 | );\r | |
4a22b9bc ED |
1515 | }\r |
1516 | FreePool (Configuration);\r | |
1517 | \r | |
1518 | HiiCreateOneOfOpCode (\r | |
1519 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1520 | 0x8001, // Question ID (or call it "key")\r | |
1521 | CONFIGURATION_VARSTORE_ID, // VarStore ID\r | |
1522 | (UINT16) DYNAMIC_ONE_OF_VAR_OFFSET, // Offset in Buffer Storage\r | |
1523 | STRING_TOKEN (STR_ONE_OF_PROMPT), // Question prompt text\r | |
1524 | STRING_TOKEN (STR_ONE_OF_HELP), // Question help text\r | |
1525 | EFI_IFR_FLAG_CALLBACK, // Question flag\r | |
1526 | EFI_IFR_NUMERIC_SIZE_1, // Data type of Question Value\r | |
1527 | OptionsOpCodeHandle, // Option Opcode list\r | |
1528 | NULL // Default Opcode is NULl\r | |
1529 | );\r | |
7e3bcccb | 1530 | \r |
4a22b9bc ED |
1531 | HiiCreateOrderedListOpCode (\r |
1532 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1533 | 0x8002, // Question ID\r | |
1534 | CONFIGURATION_VARSTORE_ID, // VarStore ID\r | |
1535 | (UINT16) DYNAMIC_ORDERED_LIST_VAR_OFFSET, // Offset in Buffer Storage\r | |
1536 | STRING_TOKEN (STR_BOOT_OPTIONS), // Question prompt text\r | |
1537 | STRING_TOKEN (STR_BOOT_OPTIONS), // Question help text\r | |
1538 | EFI_IFR_FLAG_RESET_REQUIRED, // Question flag\r | |
1539 | 0, // Ordered list flag, e.g. EFI_IFR_UNIQUE_SET\r | |
1540 | EFI_IFR_NUMERIC_SIZE_1, // Data type of Question value\r | |
1541 | 5, // Maximum container\r | |
1542 | OptionsOpCodeHandle, // Option Opcode list\r | |
1543 | NULL // Default Opcode is NULl\r | |
1544 | );\r | |
7e3bcccb | 1545 | \r |
4a22b9bc ED |
1546 | HiiCreateTextOpCode (\r |
1547 | StartOpCodeHandle,\r | |
1548 | STRING_TOKEN(STR_TEXT_SAMPLE_HELP),\r | |
1549 | STRING_TOKEN(STR_TEXT_SAMPLE_HELP),\r | |
1550 | STRING_TOKEN(STR_TEXT_SAMPLE_STRING)\r | |
7e3bcccb LG |
1551 | );\r |
1552 | \r | |
4a22b9bc ED |
1553 | HiiCreateDateOpCode (\r |
1554 | StartOpCodeHandle,\r | |
1555 | 0x8004,\r | |
1556 | 0x0,\r | |
1557 | 0x0,\r | |
1558 | STRING_TOKEN(STR_DATE_SAMPLE_HELP),\r | |
1559 | STRING_TOKEN(STR_DATE_SAMPLE_HELP),\r | |
1560 | 0,\r | |
1561 | QF_DATE_STORAGE_TIME,\r | |
1562 | NULL\r | |
1563 | );\r | |
7e3bcccb | 1564 | \r |
4a22b9bc ED |
1565 | HiiCreateTimeOpCode (\r |
1566 | StartOpCodeHandle,\r | |
1567 | 0x8005,\r | |
1568 | 0x0,\r | |
1569 | 0x0,\r | |
1570 | STRING_TOKEN(STR_TIME_SAMPLE_HELP),\r | |
1571 | STRING_TOKEN(STR_TIME_SAMPLE_HELP),\r | |
1572 | 0,\r | |
1573 | QF_TIME_STORAGE_TIME,\r | |
1574 | NULL\r | |
1575 | );\r | |
7e3bcccb | 1576 | \r |
4a22b9bc ED |
1577 | HiiCreateGotoOpCode (\r |
1578 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1579 | 1, // Target Form ID\r | |
1580 | STRING_TOKEN (STR_GOTO_FORM1), // Prompt text\r | |
1581 | STRING_TOKEN (STR_GOTO_HELP), // Help text\r | |
1582 | 0, // Question flag\r | |
1583 | 0x8003 // Question ID\r | |
1584 | );\r | |
a6973cff | 1585 | \r |
4a22b9bc ED |
1586 | HiiUpdateForm (\r |
1587 | PrivateData->HiiHandle[0], // HII handle\r | |
c8ad2d7a | 1588 | &gDriverSampleFormSetGuid, // Formset GUID\r |
4a22b9bc ED |
1589 | 0x1234, // Form ID\r |
1590 | StartOpCodeHandle, // Label for where to insert opcodes\r | |
1591 | EndOpCodeHandle // Replace data\r | |
a6973cff | 1592 | );\r |
7e3bcccb | 1593 | \r |
4a22b9bc ED |
1594 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r |
1595 | HiiFreeOpCodeHandle (OptionsOpCodeHandle);\r | |
1596 | HiiFreeOpCodeHandle (EndOpCodeHandle);\r | |
1597 | break;\r | |
7e3bcccb | 1598 | \r |
4a22b9bc | 1599 | case 0x5678:\r |
211cc6e5 | 1600 | case 0x1247:\r |
4a22b9bc ED |
1601 | //\r |
1602 | // We will reach here once the Question is refreshed\r | |
1603 | //\r | |
5adb8db7 | 1604 | \r |
4a22b9bc ED |
1605 | //\r |
1606 | // Initialize the container for dynamic opcodes\r | |
1607 | //\r | |
1608 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
1609 | ASSERT (StartOpCodeHandle != NULL);\r | |
5adb8db7 | 1610 | \r |
4a22b9bc ED |
1611 | //\r |
1612 | // Create Hii Extend Label OpCode as the start opcode\r | |
1613 | //\r | |
1614 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
1615 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
211cc6e5 ED |
1616 | if (QuestionId == 0x5678) {\r |
1617 | StartLabel->Number = LABEL_UPDATE2;\r | |
1618 | FormId = 0x03;\r | |
1619 | PrivateData->Configuration.DynamicRefresh++;\r | |
1620 | } else if (QuestionId == 0x1247 ) {\r | |
1621 | StartLabel->Number = LABEL_UPDATE3;\r | |
78c2b9a3 | 1622 | FormId = 0x06;\r |
211cc6e5 ED |
1623 | PrivateData->Configuration.RefreshGuidCount++;\r |
1624 | }\r | |
7e3bcccb | 1625 | \r |
4a22b9bc ED |
1626 | HiiCreateActionOpCode (\r |
1627 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1628 | 0x1237, // Question ID\r | |
1629 | STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r | |
1630 | STRING_TOKEN(STR_EXIT_TEXT), // Help text\r | |
1631 | EFI_IFR_FLAG_CALLBACK, // Question flag\r | |
1632 | 0 // Action String ID\r | |
7e3bcccb LG |
1633 | );\r |
1634 | \r | |
4a22b9bc ED |
1635 | HiiUpdateForm (\r |
1636 | PrivateData->HiiHandle[0], // HII handle\r | |
c8ad2d7a | 1637 | &gDriverSampleFormSetGuid, // Formset GUID\r |
211cc6e5 | 1638 | FormId, // Form ID\r |
4a22b9bc ED |
1639 | StartOpCodeHandle, // Label for where to insert opcodes\r |
1640 | NULL // Insert data\r | |
1641 | );\r | |
7e3bcccb | 1642 | \r |
4a22b9bc | 1643 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r |
7e3bcccb | 1644 | \r |
4a22b9bc ED |
1645 | //\r |
1646 | // Refresh the Question value\r | |
1647 | //\r | |
4a22b9bc ED |
1648 | Status = gRT->SetVariable(\r |
1649 | VariableName,\r | |
c8ad2d7a | 1650 | &gDriverSampleFormSetGuid,\r |
4a22b9bc ED |
1651 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r |
1652 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1653 | &PrivateData->Configuration\r | |
1654 | );\r | |
7e3bcccb | 1655 | \r |
211cc6e5 ED |
1656 | if (QuestionId == 0x5678) {\r |
1657 | //\r | |
78c2b9a3 | 1658 | // Update uncommitted data of Browser\r |
211cc6e5 | 1659 | //\r |
78c2b9a3 ED |
1660 | EfiData = AllocateZeroPool (sizeof (MY_EFI_VARSTORE_DATA));\r |
1661 | ASSERT (EfiData != NULL);\r | |
c8ad2d7a | 1662 | if (HiiGetBrowserData (&gDriverSampleFormSetGuid, MyEfiVar, sizeof (MY_EFI_VARSTORE_DATA), (UINT8 *) EfiData)) {\r |
78c2b9a3 ED |
1663 | EfiData->Field8 = 111;\r |
1664 | HiiSetBrowserData (\r | |
c8ad2d7a | 1665 | &gDriverSampleFormSetGuid,\r |
78c2b9a3 ED |
1666 | MyEfiVar,\r |
1667 | sizeof (MY_EFI_VARSTORE_DATA),\r | |
1668 | (UINT8 *) EfiData,\r | |
1669 | NULL\r | |
1670 | );\r | |
1671 | }\r | |
1672 | FreePool (EfiData);\r | |
211cc6e5 | 1673 | }\r |
4a22b9bc | 1674 | break;\r |
a6973cff | 1675 | \r |
4a22b9bc ED |
1676 | case 0x1237:\r |
1677 | //\r | |
1678 | // User press "Exit now", request Browser to exit\r | |
1679 | //\r | |
1680 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;\r | |
1681 | break;\r | |
a6973cff | 1682 | \r |
4a22b9bc ED |
1683 | case 0x1238:\r |
1684 | //\r | |
1685 | // User press "Save now", request Browser to save the uncommitted data.\r | |
1686 | //\r | |
1687 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;\r | |
1688 | break;\r | |
93e3992d | 1689 | \r |
b18e7050 | 1690 | case 0x1241:\r |
b00964a9 | 1691 | case 0x1246:\r |
b18e7050 ED |
1692 | //\r |
1693 | // User press "Submit current form and Exit now", request Browser to submit current form and exit\r | |
1694 | //\r | |
1695 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_SUBMIT_EXIT;\r | |
1696 | break;\r | |
1697 | \r | |
1698 | case 0x1242:\r | |
1699 | //\r | |
1700 | // User press "Discard current form now", request Browser to discard the uncommitted data.\r | |
1701 | //\r | |
1702 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD;\r | |
1703 | break;\r | |
1704 | \r | |
1705 | case 0x1243:\r | |
1706 | //\r | |
1707 | // User press "Submit current form now", request Browser to save the uncommitted data.\r | |
1708 | //\r | |
1709 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_APPLY;\r | |
1710 | break;\r | |
1711 | \r | |
1712 | case 0x1244:\r | |
b00964a9 | 1713 | case 0x1245:\r |
b18e7050 ED |
1714 | //\r |
1715 | // User press "Discard current form and Exit now", request Browser to discard the uncommitted data and exit.\r | |
1716 | //\r | |
1717 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_FORM_DISCARD_EXIT;\r | |
1718 | break;\r | |
1719 | \r | |
4a22b9bc ED |
1720 | case 0x2000:\r |
1721 | //\r | |
1722 | // Only used to update the state.\r | |
1723 | //\r | |
1724 | if ((Type == EFI_IFR_TYPE_STRING) && (Value->string == 0) && \r | |
1725 | (PrivateData->PasswordState == BROWSER_STATE_SET_PASSWORD)) {\r | |
1726 | PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r | |
1727 | return EFI_INVALID_PARAMETER;\r | |
1728 | }\r | |
93e3992d | 1729 | \r |
4a22b9bc ED |
1730 | //\r |
1731 | // When try to set a new password, user will be chanlleged with old password.\r | |
1732 | // The Callback is responsible for validating old password input by user,\r | |
1733 | // If Callback return EFI_SUCCESS, it indicates validation pass.\r | |
1734 | //\r | |
1735 | switch (PrivateData->PasswordState) {\r | |
1736 | case BROWSER_STATE_VALIDATE_PASSWORD:\r | |
1737 | Status = ValidatePassword (PrivateData, Value->string);\r | |
1738 | if (Status == EFI_SUCCESS) {\r | |
1739 | PrivateData->PasswordState = BROWSER_STATE_SET_PASSWORD;\r | |
1740 | }\r | |
1741 | break;\r | |
93e3992d | 1742 | \r |
4a22b9bc ED |
1743 | case BROWSER_STATE_SET_PASSWORD:\r |
1744 | Status = SetPassword (PrivateData, Value->string);\r | |
1745 | PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r | |
1746 | break;\r | |
e2100bfa | 1747 | \r |
4a22b9bc ED |
1748 | default:\r |
1749 | break;\r | |
93e3992d | 1750 | }\r |
93e3992d | 1751 | \r |
93e3992d | 1752 | break;\r |
1753 | \r | |
1754 | default:\r | |
1755 | break;\r | |
1756 | }\r | |
4a22b9bc ED |
1757 | }\r |
1758 | break;\r | |
93e3992d | 1759 | \r |
93e3992d | 1760 | default:\r |
4a22b9bc | 1761 | Status = EFI_UNSUPPORTED;\r |
93e3992d | 1762 | break;\r |
1763 | }\r | |
1764 | \r | |
1765 | return Status;\r | |
1766 | }\r | |
1767 | \r | |
7064c0a5 | 1768 | /**\r |
1769 | Main entry for this driver.\r | |
a6973cff | 1770 | \r |
7064c0a5 | 1771 | @param ImageHandle Image handle this driver.\r |
1772 | @param SystemTable Pointer to SystemTable.\r | |
1773 | \r | |
1774 | @retval EFI_SUCESS This function always complete successfully.\r | |
1775 | \r | |
1776 | **/\r | |
93e3992d | 1777 | EFI_STATUS\r |
1778 | EFIAPI\r | |
1779 | DriverSampleInit (\r | |
1780 | IN EFI_HANDLE ImageHandle,\r | |
1781 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1782 | )\r | |
1783 | {\r | |
1784 | EFI_STATUS Status;\r | |
93e3992d | 1785 | EFI_HII_HANDLE HiiHandle[2];\r |
93e3992d | 1786 | EFI_SCREEN_DESCRIPTOR Screen;\r |
1787 | EFI_HII_DATABASE_PROTOCOL *HiiDatabase;\r | |
1788 | EFI_HII_STRING_PROTOCOL *HiiString;\r | |
1789 | EFI_FORM_BROWSER2_PROTOCOL *FormBrowser2;\r | |
1790 | EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r | |
1791 | CHAR16 *NewString;\r | |
1792 | UINTN BufferSize;\r | |
1793 | DRIVER_SAMPLE_CONFIGURATION *Configuration;\r | |
84f9a9ec | 1794 | BOOLEAN ActionFlag;\r |
a6973cff | 1795 | EFI_STRING ConfigRequestHdr;\r |
78c2b9a3 | 1796 | MY_EFI_VARSTORE_DATA *VarStoreConfig;\r |
a6973cff | 1797 | \r |
93e3992d | 1798 | //\r |
84f9a9ec | 1799 | // Initialize the local variables.\r |
93e3992d | 1800 | //\r |
84f9a9ec | 1801 | ConfigRequestHdr = NULL;\r |
93e3992d | 1802 | //\r |
1803 | // Initialize screen dimensions for SendForm().\r | |
1804 | // Remove 3 characters from top and bottom\r | |
1805 | //\r | |
1806 | ZeroMem (&Screen, sizeof (EFI_SCREEN_DESCRIPTOR));\r | |
1807 | gST->ConOut->QueryMode (gST->ConOut, gST->ConOut->Mode->Mode, &Screen.RightColumn, &Screen.BottomRow);\r | |
1808 | \r | |
1809 | Screen.TopRow = 3;\r | |
1810 | Screen.BottomRow = Screen.BottomRow - 3;\r | |
1811 | \r | |
1812 | //\r | |
1813 | // Initialize driver private data\r | |
1814 | //\r | |
ccee6099 | 1815 | PrivateData = AllocateZeroPool (sizeof (DRIVER_SAMPLE_PRIVATE_DATA));\r |
93e3992d | 1816 | if (PrivateData == NULL) {\r |
1817 | return EFI_OUT_OF_RESOURCES;\r | |
1818 | }\r | |
1819 | \r | |
1820 | PrivateData->Signature = DRIVER_SAMPLE_PRIVATE_SIGNATURE;\r | |
1821 | \r | |
1822 | PrivateData->ConfigAccess.ExtractConfig = ExtractConfig;\r | |
1823 | PrivateData->ConfigAccess.RouteConfig = RouteConfig;\r | |
1824 | PrivateData->ConfigAccess.Callback = DriverCallback;\r | |
1825 | PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r | |
1826 | \r | |
1827 | //\r | |
1828 | // Locate Hii Database protocol\r | |
1829 | //\r | |
1830 | Status = gBS->LocateProtocol (&gEfiHiiDatabaseProtocolGuid, NULL, (VOID **) &HiiDatabase);\r | |
1831 | if (EFI_ERROR (Status)) {\r | |
1832 | return Status;\r | |
1833 | }\r | |
1834 | PrivateData->HiiDatabase = HiiDatabase;\r | |
1835 | \r | |
1836 | //\r | |
1837 | // Locate HiiString protocol\r | |
1838 | //\r | |
1839 | Status = gBS->LocateProtocol (&gEfiHiiStringProtocolGuid, NULL, (VOID **) &HiiString);\r | |
1840 | if (EFI_ERROR (Status)) {\r | |
1841 | return Status;\r | |
1842 | }\r | |
1843 | PrivateData->HiiString = HiiString;\r | |
1844 | \r | |
1845 | //\r | |
1846 | // Locate Formbrowser2 protocol\r | |
1847 | //\r | |
1848 | Status = gBS->LocateProtocol (&gEfiFormBrowser2ProtocolGuid, NULL, (VOID **) &FormBrowser2);\r | |
1849 | if (EFI_ERROR (Status)) {\r | |
1850 | return Status;\r | |
1851 | }\r | |
1852 | PrivateData->FormBrowser2 = FormBrowser2;\r | |
1853 | \r | |
1854 | //\r | |
1855 | // Locate ConfigRouting protocol\r | |
1856 | //\r | |
1857 | Status = gBS->LocateProtocol (&gEfiHiiConfigRoutingProtocolGuid, NULL, (VOID **) &HiiConfigRouting);\r | |
1858 | if (EFI_ERROR (Status)) {\r | |
1859 | return Status;\r | |
1860 | }\r | |
1861 | PrivateData->HiiConfigRouting = HiiConfigRouting;\r | |
1862 | \r | |
f6f910dd | 1863 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
93e3992d | 1864 | &DriverHandle[0],\r |
f6f910dd | 1865 | &gEfiDevicePathProtocolGuid,\r |
2f3065c0 | 1866 | &mHiiVendorDevicePath0,\r |
93e3992d | 1867 | &gEfiHiiConfigAccessProtocolGuid,\r |
f6f910dd | 1868 | &PrivateData->ConfigAccess,\r |
1869 | NULL\r | |
93e3992d | 1870 | );\r |
1871 | ASSERT_EFI_ERROR (Status);\r | |
1872 | \r | |
f6f910dd | 1873 | PrivateData->DriverHandle[0] = DriverHandle[0];\r |
1874 | \r | |
93e3992d | 1875 | //\r |
1876 | // Publish our HII data\r | |
1877 | //\r | |
cb7d01c0 | 1878 | HiiHandle[0] = HiiAddPackages (\r |
c8ad2d7a | 1879 | &gDriverSampleFormSetGuid,\r |
cb7d01c0 | 1880 | DriverHandle[0],\r |
1881 | DriverSampleStrings,\r | |
1882 | VfrBin,\r | |
1883 | NULL\r | |
1884 | );\r | |
1885 | if (HiiHandle[0] == NULL) {\r | |
93e3992d | 1886 | return EFI_OUT_OF_RESOURCES;\r |
1887 | }\r | |
1888 | \r | |
93e3992d | 1889 | PrivateData->HiiHandle[0] = HiiHandle[0];\r |
1890 | \r | |
1891 | //\r | |
1892 | // Publish another Fromset\r | |
1893 | //\r | |
f6f910dd | 1894 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
1895 | &DriverHandle[1],\r | |
1896 | &gEfiDevicePathProtocolGuid,\r | |
2f3065c0 | 1897 | &mHiiVendorDevicePath1,\r |
f6f910dd | 1898 | NULL\r |
1899 | );\r | |
1900 | ASSERT_EFI_ERROR (Status);\r | |
1901 | \r | |
93e3992d | 1902 | PrivateData->DriverHandle[1] = DriverHandle[1];\r |
1903 | \r | |
cb7d01c0 | 1904 | HiiHandle[1] = HiiAddPackages (\r |
c8ad2d7a | 1905 | &gDriverSampleInventoryGuid,\r |
cb7d01c0 | 1906 | DriverHandle[1],\r |
1907 | DriverSampleStrings,\r | |
1908 | InventoryBin,\r | |
1909 | NULL\r | |
1910 | );\r | |
1911 | if (HiiHandle[1] == NULL) {\r | |
38ebfecb | 1912 | DriverSampleUnload (ImageHandle);\r |
93e3992d | 1913 | return EFI_OUT_OF_RESOURCES;\r |
1914 | }\r | |
1915 | \r | |
93e3992d | 1916 | PrivateData->HiiHandle[1] = HiiHandle[1];\r |
1917 | \r | |
1918 | //\r | |
1919 | // Very simple example of how one would update a string that is already\r | |
1920 | // in the HII database\r | |
1921 | //\r | |
1922 | NewString = L"700 Mhz";\r | |
1923 | \r | |
cb7d01c0 | 1924 | if (HiiSetString (HiiHandle[0], STRING_TOKEN (STR_CPU_STRING2), NewString, NULL) == 0) {\r |
38ebfecb | 1925 | DriverSampleUnload (ImageHandle);\r |
cb7d01c0 | 1926 | return EFI_OUT_OF_RESOURCES;\r |
93e3992d | 1927 | }\r |
1928 | \r | |
38ebfecb LG |
1929 | HiiSetString (HiiHandle[0], 0, NewString, NULL);\r |
1930 | \r | |
1931 | //\r | |
1932 | // Initialize Name/Value name String ID\r | |
1933 | //\r | |
1934 | PrivateData->NameStringId[0] = STR_NAME_VALUE_VAR_NAME0;\r | |
1935 | PrivateData->NameStringId[1] = STR_NAME_VALUE_VAR_NAME1;\r | |
1936 | PrivateData->NameStringId[2] = STR_NAME_VALUE_VAR_NAME2;\r | |
1937 | \r | |
93e3992d | 1938 | //\r |
1939 | // Initialize configuration data\r | |
1940 | //\r | |
1941 | Configuration = &PrivateData->Configuration;\r | |
1942 | ZeroMem (Configuration, sizeof (DRIVER_SAMPLE_CONFIGURATION));\r | |
1943 | \r | |
1944 | //\r | |
1945 | // Try to read NV config EFI variable first\r | |
1946 | //\r | |
c8ad2d7a | 1947 | ConfigRequestHdr = HiiConstructConfigHdr (&gDriverSampleFormSetGuid, VariableName, DriverHandle[0]);\r |
84f9a9ec LG |
1948 | ASSERT (ConfigRequestHdr != NULL);\r |
1949 | \r | |
93e3992d | 1950 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r |
c8ad2d7a | 1951 | Status = gRT->GetVariable (VariableName, &gDriverSampleFormSetGuid, NULL, &BufferSize, Configuration);\r |
84f9a9ec | 1952 | if (EFI_ERROR (Status)) {\r |
04da0b4a LG |
1953 | //\r |
1954 | // Store zero data Buffer Storage to EFI variable\r | |
1955 | //\r | |
1956 | Status = gRT->SetVariable(\r | |
1957 | VariableName,\r | |
c8ad2d7a | 1958 | &gDriverSampleFormSetGuid,\r |
04da0b4a LG |
1959 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r |
1960 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1961 | Configuration\r | |
1962 | );\r | |
1963 | ASSERT (Status == EFI_SUCCESS);\r | |
93e3992d | 1964 | //\r |
1965 | // EFI variable for NV config doesn't exit, we should build this variable\r | |
1966 | // based on default values stored in IFR\r | |
1967 | //\r | |
84f9a9ec LG |
1968 | ActionFlag = HiiSetToDefaults (ConfigRequestHdr, EFI_HII_DEFAULT_CLASS_STANDARD);\r |
1969 | ASSERT (ActionFlag);\r | |
1970 | } else {\r | |
1971 | //\r | |
1972 | // EFI variable does exist and Validate Current Setting\r | |
1973 | //\r | |
1974 | ActionFlag = HiiValidateSettings (ConfigRequestHdr);\r | |
1975 | ASSERT (ActionFlag);\r | |
93e3992d | 1976 | }\r |
78c2b9a3 | 1977 | FreePool (ConfigRequestHdr);\r |
a6973cff | 1978 | \r |
78c2b9a3 ED |
1979 | //\r |
1980 | // Initialize efi varstore configuration data\r | |
1981 | //\r | |
1982 | VarStoreConfig = &PrivateData->VarStoreConfig;\r | |
1983 | ZeroMem (VarStoreConfig, sizeof (MY_EFI_VARSTORE_DATA));\r | |
1984 | \r | |
c8ad2d7a | 1985 | ConfigRequestHdr = HiiConstructConfigHdr (&gDriverSampleFormSetGuid, MyEfiVar, DriverHandle[0]);\r |
78c2b9a3 ED |
1986 | ASSERT (ConfigRequestHdr != NULL);\r |
1987 | \r | |
1988 | BufferSize = sizeof (MY_EFI_VARSTORE_DATA);\r | |
c8ad2d7a | 1989 | Status = gRT->GetVariable (MyEfiVar, &gDriverSampleFormSetGuid, NULL, &BufferSize, VarStoreConfig);\r |
78c2b9a3 ED |
1990 | if (EFI_ERROR (Status)) {\r |
1991 | //\r | |
1992 | // Store zero data to EFI variable Storage.\r | |
1993 | //\r | |
1994 | Status = gRT->SetVariable(\r | |
1995 | MyEfiVar,\r | |
c8ad2d7a | 1996 | &gDriverSampleFormSetGuid,\r |
78c2b9a3 ED |
1997 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r |
1998 | sizeof (MY_EFI_VARSTORE_DATA),\r | |
1999 | VarStoreConfig\r | |
2000 | );\r | |
2001 | ASSERT (Status == EFI_SUCCESS);\r | |
2002 | //\r | |
2003 | // EFI variable for NV config doesn't exit, we should build this variable\r | |
2004 | // based on default values stored in IFR\r | |
2005 | //\r | |
2006 | ActionFlag = HiiSetToDefaults (ConfigRequestHdr, EFI_HII_DEFAULT_CLASS_STANDARD);\r | |
2007 | ASSERT (ActionFlag);\r | |
2008 | } else {\r | |
2009 | //\r | |
2010 | // EFI variable does exist and Validate Current Setting\r | |
2011 | //\r | |
2012 | ActionFlag = HiiValidateSettings (ConfigRequestHdr);\r | |
2013 | ASSERT (ActionFlag);\r | |
2014 | }\r | |
84f9a9ec LG |
2015 | FreePool (ConfigRequestHdr);\r |
2016 | \r | |
211cc6e5 ED |
2017 | Status = gBS->CreateEventEx (\r |
2018 | EVT_NOTIFY_SIGNAL, \r | |
2019 | TPL_NOTIFY,\r | |
2020 | DriverSampleInternalEmptyFunction,\r | |
2021 | NULL,\r | |
c8ad2d7a | 2022 | &gEfiIfrRefreshIdOpGuid,\r |
211cc6e5 ED |
2023 | &mEvent\r |
2024 | );\r | |
2025 | ASSERT_EFI_ERROR (Status);\r | |
93e3992d | 2026 | //\r |
a6973cff | 2027 | // In default, this driver is built into Flash device image,\r |
7e3bcccb | 2028 | // the following code doesn't run.\r |
93e3992d | 2029 | //\r |
7e3bcccb | 2030 | \r |
2f3065c0 | 2031 | //\r |
7e3bcccb | 2032 | // Example of how to display only the item we sent to HII\r |
a6973cff | 2033 | // When this driver is not built into Flash device image,\r |
7e3bcccb | 2034 | // it need to call SendForm to show front page by itself.\r |
2f3065c0 | 2035 | //\r |
7e3bcccb LG |
2036 | if (DISPLAY_ONLY_MY_ITEM <= 1) {\r |
2037 | //\r | |
2038 | // Have the browser pull out our copy of the data, and only display our data\r | |
2039 | //\r | |
2040 | Status = FormBrowser2->SendForm (\r | |
2041 | FormBrowser2,\r | |
2042 | &(HiiHandle[DISPLAY_ONLY_MY_ITEM]),\r | |
2043 | 1,\r | |
2044 | NULL,\r | |
2045 | 0,\r | |
2046 | NULL,\r | |
2047 | NULL\r | |
2048 | );\r | |
a6973cff | 2049 | \r |
14d59fa1 | 2050 | HiiRemovePackages (HiiHandle[0]);\r |
a6973cff | 2051 | \r |
14d59fa1 | 2052 | HiiRemovePackages (HiiHandle[1]);\r |
2f3065c0 LG |
2053 | }\r |
2054 | \r | |
84f9a9ec | 2055 | return EFI_SUCCESS;\r |
2f3065c0 LG |
2056 | }\r |
2057 | \r | |
2058 | /**\r | |
2059 | Unloads the application and its installed protocol.\r | |
2060 | \r | |
2061 | @param[in] ImageHandle Handle that identifies the image to be unloaded.\r | |
2062 | \r | |
2063 | @retval EFI_SUCCESS The image has been unloaded.\r | |
2064 | **/\r | |
2065 | EFI_STATUS\r | |
2066 | EFIAPI\r | |
2067 | DriverSampleUnload (\r | |
2068 | IN EFI_HANDLE ImageHandle\r | |
2069 | )\r | |
2070 | {\r | |
38ebfecb | 2071 | UINTN Index;\r |
f0c855b2 | 2072 | \r |
2073 | ASSERT (PrivateData != NULL);\r | |
2074 | \r | |
2f3065c0 LG |
2075 | if (DriverHandle[0] != NULL) {\r |
2076 | gBS->UninstallMultipleProtocolInterfaces (\r | |
2077 | DriverHandle[0],\r | |
2078 | &gEfiDevicePathProtocolGuid,\r | |
2079 | &mHiiVendorDevicePath0,\r | |
2080 | &gEfiHiiConfigAccessProtocolGuid,\r | |
2081 | &PrivateData->ConfigAccess,\r | |
2082 | NULL\r | |
2083 | );\r | |
ccee6099 | 2084 | DriverHandle[0] = NULL;\r |
2f3065c0 LG |
2085 | }\r |
2086 | \r | |
2087 | if (DriverHandle[1] != NULL) {\r | |
2088 | gBS->UninstallMultipleProtocolInterfaces (\r | |
2089 | DriverHandle[1],\r | |
2090 | &gEfiDevicePathProtocolGuid,\r | |
2091 | &mHiiVendorDevicePath1,\r | |
2092 | NULL\r | |
2093 | );\r | |
ccee6099 | 2094 | DriverHandle[1] = NULL;\r |
2f3065c0 LG |
2095 | }\r |
2096 | \r | |
14d59fa1 LG |
2097 | if (PrivateData->HiiHandle[0] != NULL) {\r |
2098 | HiiRemovePackages (PrivateData->HiiHandle[0]);\r | |
2099 | }\r | |
2100 | \r | |
2101 | if (PrivateData->HiiHandle[1] != NULL) {\r | |
2102 | HiiRemovePackages (PrivateData->HiiHandle[1]);\r | |
2103 | }\r | |
2104 | \r | |
f0c855b2 | 2105 | for (Index = 0; Index < NAME_VALUE_NAME_NUMBER; Index++) {\r |
2106 | if (PrivateData->NameValueName[Index] != NULL) {\r | |
2107 | FreePool (PrivateData->NameValueName[Index]);\r | |
38ebfecb | 2108 | }\r |
93e3992d | 2109 | }\r |
f0c855b2 | 2110 | FreePool (PrivateData);\r |
2111 | PrivateData = NULL;\r | |
93e3992d | 2112 | \r |
211cc6e5 ED |
2113 | gBS->CloseEvent (mEvent);\r |
2114 | \r | |
93e3992d | 2115 | return EFI_SUCCESS;\r |
2116 | }\r |