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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 | |
59aefb7e | 5 | Copyright (c) 2004 - 2010, Intel Corporation\r |
93e3992d | 6 | All rights reserved. This program and the accompanying materials\r |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
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 |
21 | EFI_GUID mFormSetGuid = FORMSET_GUID;\r | |
22 | EFI_GUID mInventoryGuid = INVENTORY_GUID;\r | |
23 | \r | |
24 | CHAR16 VariableName[] = L"MyIfrNVData";\r | |
2f3065c0 LG |
25 | EFI_HANDLE DriverHandle[2] = {NULL, NULL};\r |
26 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData = NULL;\r | |
27 | \r | |
28 | HII_VENDOR_DEVICE_PATH mHiiVendorDevicePath0 = {\r | |
f6f910dd | 29 | {\r |
30 | {\r | |
31 | HARDWARE_DEVICE_PATH,\r | |
32 | HW_VENDOR_DP,\r | |
33 | {\r | |
34 | (UINT8) (sizeof (VENDOR_DEVICE_PATH)),\r | |
35 | (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r | |
36 | }\r | |
37 | },\r | |
38 | //\r | |
39 | // {C153B68D-EBFC-488e-B110-662867745B87}\r | |
40 | //\r | |
41 | { 0xc153b68d, 0xebfc, 0x488e, { 0xb1, 0x10, 0x66, 0x28, 0x67, 0x74, 0x5b, 0x87 } }\r | |
42 | },\r | |
43 | {\r | |
44 | END_DEVICE_PATH_TYPE,\r | |
45 | END_ENTIRE_DEVICE_PATH_SUBTYPE,\r | |
a6973cff | 46 | {\r |
f6f910dd | 47 | (UINT8) (END_DEVICE_PATH_LENGTH),\r |
48 | (UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)\r | |
49 | }\r | |
50 | }\r | |
51 | };\r | |
52 | \r | |
2f3065c0 | 53 | HII_VENDOR_DEVICE_PATH mHiiVendorDevicePath1 = {\r |
f6f910dd | 54 | {\r |
55 | {\r | |
56 | HARDWARE_DEVICE_PATH,\r | |
57 | HW_VENDOR_DP,\r | |
58 | {\r | |
59 | (UINT8) (sizeof (VENDOR_DEVICE_PATH)),\r | |
60 | (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r | |
61 | }\r | |
62 | },\r | |
63 | //\r | |
64 | // {06F37F07-0C48-40e9-8436-0A08A0BB76B0}\r | |
65 | //\r | |
66 | { 0x6f37f07, 0xc48, 0x40e9, { 0x84, 0x36, 0xa, 0x8, 0xa0, 0xbb, 0x76, 0xb0 } }\r | |
67 | },\r | |
68 | {\r | |
69 | END_DEVICE_PATH_TYPE,\r | |
70 | END_ENTIRE_DEVICE_PATH_SUBTYPE,\r | |
a6973cff | 71 | {\r |
f6f910dd | 72 | (UINT8) (END_DEVICE_PATH_LENGTH),\r |
73 | (UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)\r | |
74 | }\r | |
75 | }\r | |
76 | };\r | |
77 | \r | |
7064c0a5 | 78 | /**\r |
79 | Encode the password using a simple algorithm.\r | |
a6973cff | 80 | \r |
7064c0a5 | 81 | @param Password The string to be encoded.\r |
82 | @param MaxSize The size of the string.\r | |
a6973cff | 83 | \r |
7064c0a5 | 84 | **/\r |
93e3992d | 85 | VOID\r |
86 | EncodePassword (\r | |
87 | IN CHAR16 *Password,\r | |
5a829f56 | 88 | IN UINTN MaxSize\r |
93e3992d | 89 | )\r |
90 | {\r | |
91 | UINTN Index;\r | |
92 | UINTN Loop;\r | |
93 | CHAR16 *Buffer;\r | |
94 | CHAR16 *Key;\r | |
95 | \r | |
96 | Key = L"MAR10648567";\r | |
97 | Buffer = AllocateZeroPool (MaxSize);\r | |
98 | ASSERT (Buffer != NULL);\r | |
99 | \r | |
100 | for (Index = 0; Key[Index] != 0; Index++) {\r | |
101 | for (Loop = 0; Loop < (UINT8) (MaxSize / 2); Loop++) {\r | |
102 | Buffer[Loop] = (CHAR16) (Password[Loop] ^ Key[Index]);\r | |
103 | }\r | |
104 | }\r | |
105 | \r | |
106 | CopyMem (Password, Buffer, MaxSize);\r | |
107 | \r | |
53cf48e0 | 108 | FreePool (Buffer);\r |
93e3992d | 109 | return ;\r |
110 | }\r | |
111 | \r | |
7064c0a5 | 112 | /**\r |
113 | Validate the user's password.\r | |
a6973cff | 114 | \r |
7064c0a5 | 115 | @param PrivateData This driver's private context data.\r |
116 | @param StringId The user's input.\r | |
a6973cff | 117 | \r |
7064c0a5 | 118 | @retval EFI_SUCCESS The user's input matches the password.\r |
119 | @retval EFI_NOT_READY The user's input does not match the password.\r | |
120 | **/\r | |
93e3992d | 121 | EFI_STATUS\r |
122 | ValidatePassword (\r | |
7064c0a5 | 123 | IN DRIVER_SAMPLE_PRIVATE_DATA *PrivateData,\r |
124 | IN EFI_STRING_ID StringId\r | |
93e3992d | 125 | )\r |
126 | {\r | |
127 | EFI_STATUS Status;\r | |
128 | UINTN Index;\r | |
129 | UINTN BufferSize;\r | |
84f9a9ec | 130 | UINTN PasswordMaxSize;\r |
93e3992d | 131 | CHAR16 *Password;\r |
132 | CHAR16 *EncodedPassword;\r | |
133 | BOOLEAN OldPassword;\r | |
134 | \r | |
135 | //\r | |
136 | // Get encoded password first\r | |
137 | //\r | |
138 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
139 | Status = gRT->GetVariable (\r | |
140 | VariableName,\r | |
141 | &mFormSetGuid,\r | |
142 | NULL,\r | |
143 | &BufferSize,\r | |
144 | &PrivateData->Configuration\r | |
145 | );\r | |
146 | if (EFI_ERROR (Status)) {\r | |
147 | //\r | |
148 | // Old password not exist, prompt for new password\r | |
149 | //\r | |
150 | return EFI_SUCCESS;\r | |
151 | }\r | |
152 | \r | |
153 | OldPassword = FALSE;\r | |
84f9a9ec | 154 | PasswordMaxSize = sizeof (PrivateData->Configuration.WhatIsThePassword2);\r |
93e3992d | 155 | //\r |
156 | // Check whether we have any old password set\r | |
157 | //\r | |
84f9a9ec | 158 | for (Index = 0; Index < PasswordMaxSize / sizeof (UINT16); Index++) {\r |
93e3992d | 159 | if (PrivateData->Configuration.WhatIsThePassword2[Index] != 0) {\r |
160 | OldPassword = TRUE;\r | |
161 | break;\r | |
162 | }\r | |
163 | }\r | |
164 | if (!OldPassword) {\r | |
165 | //\r | |
166 | // Old password not exist, return EFI_SUCCESS to prompt for new password\r | |
167 | //\r | |
168 | return EFI_SUCCESS;\r | |
169 | }\r | |
170 | \r | |
171 | //\r | |
172 | // Get user input password\r | |
173 | //\r | |
cb7d01c0 | 174 | Password = HiiGetString (PrivateData->HiiHandle[0], StringId, NULL);\r |
175 | if (Password == NULL) {\r | |
176 | return EFI_NOT_READY;\r | |
177 | }\r | |
84f9a9ec | 178 | if (StrSize (Password) > PasswordMaxSize) {\r |
53cf48e0 | 179 | FreePool (Password);\r |
cb7d01c0 | 180 | return EFI_NOT_READY;\r |
93e3992d | 181 | }\r |
182 | \r | |
183 | //\r | |
184 | // Validate old password\r | |
185 | //\r | |
84f9a9ec | 186 | EncodedPassword = AllocateZeroPool (PasswordMaxSize);\r |
93e3992d | 187 | ASSERT (EncodedPassword != NULL);\r |
84f9a9ec LG |
188 | StrnCpy (EncodedPassword, Password, StrLen (Password));\r |
189 | EncodePassword (EncodedPassword, StrLen (EncodedPassword) * sizeof (CHAR16));\r | |
190 | if (CompareMem (EncodedPassword, PrivateData->Configuration.WhatIsThePassword2, StrLen (EncodedPassword) * sizeof (CHAR16)) != 0) {\r | |
93e3992d | 191 | //\r |
192 | // Old password mismatch, return EFI_NOT_READY to prompt for error message\r | |
193 | //\r | |
194 | Status = EFI_NOT_READY;\r | |
195 | } else {\r | |
196 | Status = EFI_SUCCESS;\r | |
197 | }\r | |
198 | \r | |
53cf48e0 | 199 | FreePool (Password);\r |
200 | FreePool (EncodedPassword);\r | |
93e3992d | 201 | \r |
202 | return Status;\r | |
203 | }\r | |
204 | \r | |
7064c0a5 | 205 | /**\r |
206 | Encode the password using a simple algorithm.\r | |
a6973cff | 207 | \r |
7064c0a5 | 208 | @param PrivateData This driver's private context data.\r |
209 | @param StringId The password from User.\r | |
a6973cff | 210 | \r |
7064c0a5 | 211 | @retval EFI_SUCESS The operation is successful.\r |
212 | @return Other value if gRT->SetVariable () fails.\r | |
a6973cff | 213 | \r |
7064c0a5 | 214 | **/\r |
93e3992d | 215 | EFI_STATUS\r |
216 | SetPassword (\r | |
7064c0a5 | 217 | IN DRIVER_SAMPLE_PRIVATE_DATA *PrivateData,\r |
218 | IN EFI_STRING_ID StringId\r | |
93e3992d | 219 | )\r |
220 | {\r | |
221 | EFI_STATUS Status;\r | |
93e3992d | 222 | CHAR16 *Password;\r |
cb7d01c0 | 223 | CHAR16 *TempPassword;\r |
5a829f56 | 224 | UINTN PasswordSize;\r |
93e3992d | 225 | DRIVER_SAMPLE_CONFIGURATION *Configuration;\r |
7e3bcccb | 226 | UINTN BufferSize;\r |
93e3992d | 227 | \r |
228 | //\r | |
229 | // Get Buffer Storage data from EFI variable\r | |
230 | //\r | |
231 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
232 | Status = gRT->GetVariable (\r | |
233 | VariableName,\r | |
234 | &mFormSetGuid,\r | |
235 | NULL,\r | |
236 | &BufferSize,\r | |
237 | &PrivateData->Configuration\r | |
238 | );\r | |
239 | if (EFI_ERROR (Status)) {\r | |
240 | return Status;\r | |
241 | }\r | |
242 | \r | |
243 | //\r | |
244 | // Get user input password\r | |
245 | //\r | |
246 | Password = &PrivateData->Configuration.WhatIsThePassword2[0];\r | |
a6973cff | 247 | PasswordSize = sizeof (PrivateData->Configuration.WhatIsThePassword2);\r |
5a829f56 | 248 | ZeroMem (Password, PasswordSize);\r |
a6973cff | 249 | \r |
cb7d01c0 | 250 | TempPassword = HiiGetString (PrivateData->HiiHandle[0], StringId, NULL);\r |
251 | if (TempPassword == NULL) {\r | |
252 | return EFI_NOT_READY;\r | |
253 | }\r | |
84f9a9ec | 254 | if (StrSize (TempPassword) > PasswordSize) {\r |
cb7d01c0 | 255 | FreePool (TempPassword);\r |
256 | return EFI_NOT_READY;\r | |
93e3992d | 257 | }\r |
84f9a9ec | 258 | StrnCpy (Password, TempPassword, StrLen (TempPassword));\r |
cb7d01c0 | 259 | FreePool (TempPassword);\r |
93e3992d | 260 | \r |
261 | //\r | |
262 | // Retrive uncommitted data from Browser\r | |
263 | //\r | |
1d451ff9 LG |
264 | Configuration = AllocateZeroPool (sizeof (DRIVER_SAMPLE_CONFIGURATION));\r |
265 | ASSERT (Configuration != NULL);\r | |
266 | if (HiiGetBrowserData (&mFormSetGuid, VariableName, sizeof (DRIVER_SAMPLE_CONFIGURATION), (UINT8 *) Configuration)) {\r | |
93e3992d | 267 | //\r |
268 | // Update password's clear text in the screen\r | |
269 | //\r | |
84f9a9ec | 270 | CopyMem (Configuration->PasswordClearText, Password, StrSize (Password));\r |
93e3992d | 271 | \r |
272 | //\r | |
273 | // Update uncommitted data of Browser\r | |
274 | //\r | |
7e3bcccb LG |
275 | HiiSetBrowserData (\r |
276 | &mFormSetGuid,\r | |
277 | VariableName,\r | |
278 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
279 | (UINT8 *) Configuration,\r | |
280 | NULL\r | |
281 | );\r | |
93e3992d | 282 | }\r |
7e3bcccb | 283 | \r |
1d451ff9 LG |
284 | //\r |
285 | // Free Configuration Buffer\r | |
286 | //\r | |
287 | FreePool (Configuration);\r | |
288 | \r | |
93e3992d | 289 | \r |
290 | //\r | |
291 | // Set password\r | |
292 | //\r | |
84f9a9ec | 293 | EncodePassword (Password, StrLen (Password) * 2);\r |
93e3992d | 294 | Status = gRT->SetVariable(\r |
295 | VariableName,\r | |
296 | &mFormSetGuid,\r | |
297 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
298 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
299 | &PrivateData->Configuration\r | |
300 | );\r | |
301 | return Status;\r | |
302 | }\r | |
303 | \r | |
38ebfecb LG |
304 | /**\r |
305 | Update names of Name/Value storage to current language.\r | |
306 | \r | |
307 | @param PrivateData Points to the driver private data.\r | |
308 | \r | |
309 | @retval EFI_SUCCESS All names are successfully updated.\r | |
310 | @retval EFI_NOT_FOUND Failed to get Name from HII database.\r | |
311 | \r | |
312 | **/\r | |
313 | EFI_STATUS\r | |
314 | LoadNameValueNames (\r | |
315 | IN DRIVER_SAMPLE_PRIVATE_DATA *PrivateData\r | |
316 | )\r | |
317 | {\r | |
318 | UINTN Index;\r | |
319 | \r | |
320 | //\r | |
321 | // Get Name/Value name string of current language\r | |
322 | //\r | |
323 | for (Index = 0; Index < NAME_VALUE_NAME_NUMBER; Index++) {\r | |
324 | PrivateData->NameValueName[Index] = HiiGetString (\r | |
325 | PrivateData->HiiHandle[0],\r | |
326 | PrivateData->NameStringId[Index],\r | |
327 | NULL\r | |
328 | );\r | |
329 | if (PrivateData->NameValueName[Index] == NULL) {\r | |
330 | return EFI_NOT_FOUND;\r | |
331 | }\r | |
332 | }\r | |
333 | \r | |
334 | return EFI_SUCCESS;\r | |
335 | }\r | |
93e3992d | 336 | \r |
337 | /**\r | |
338 | This function allows a caller to extract the current configuration for one\r | |
339 | or more named elements from the target driver.\r | |
340 | \r | |
341 | @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
342 | @param Request A null-terminated Unicode string in\r | |
343 | <ConfigRequest> format.\r | |
344 | @param Progress On return, points to a character in the Request\r | |
345 | string. Points to the string's null terminator if\r | |
346 | request was successful. Points to the most recent\r | |
347 | '&' before the first failing name/value pair (or\r | |
348 | the beginning of the string if the failure is in\r | |
349 | the first name/value pair) if the request was not\r | |
350 | successful.\r | |
351 | @param Results A null-terminated Unicode string in\r | |
352 | <ConfigAltResp> format which has all values filled\r | |
353 | in for the names in the Request string. String to\r | |
354 | be allocated by the called function.\r | |
355 | \r | |
356 | @retval EFI_SUCCESS The Results is filled with the requested values.\r | |
357 | @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.\r | |
358 | @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name.\r | |
359 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
360 | driver.\r | |
361 | \r | |
362 | **/\r | |
363 | EFI_STATUS\r | |
364 | EFIAPI\r | |
365 | ExtractConfig (\r | |
366 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
367 | IN CONST EFI_STRING Request,\r | |
368 | OUT EFI_STRING *Progress,\r | |
369 | OUT EFI_STRING *Results\r | |
370 | )\r | |
371 | {\r | |
372 | EFI_STATUS Status;\r | |
373 | UINTN BufferSize;\r | |
374 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r | |
375 | EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r | |
84f9a9ec | 376 | EFI_STRING ConfigRequest;\r |
086cd2c8 | 377 | EFI_STRING ConfigRequestHdr;\r |
84f9a9ec | 378 | UINTN Size;\r |
38ebfecb LG |
379 | EFI_STRING Value;\r |
380 | UINTN ValueStrLen;\r | |
381 | CHAR16 BackupChar;\r | |
382 | CHAR16 *StrPointer;\r | |
59aefb7e | 383 | BOOLEAN AllocatedRequest;\r |
38ebfecb | 384 | \r |
59aefb7e | 385 | if (Progress == NULL || Results == NULL) {\r |
ae79d2f9 LG |
386 | return EFI_INVALID_PARAMETER;\r |
387 | }\r | |
84f9a9ec LG |
388 | //\r |
389 | // Initialize the local variables.\r | |
390 | //\r | |
086cd2c8 LG |
391 | ConfigRequestHdr = NULL;\r |
392 | ConfigRequest = NULL;\r | |
393 | Size = 0;\r | |
394 | *Progress = Request;\r | |
59aefb7e | 395 | AllocatedRequest = FALSE;\r |
93e3992d | 396 | \r |
397 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r | |
398 | HiiConfigRouting = PrivateData->HiiConfigRouting;\r | |
399 | \r | |
8d00a0f1 | 400 | //\r |
84f9a9ec LG |
401 | // Get Buffer Storage data from EFI variable.\r |
402 | // Try to get the current setting from variable.\r | |
93e3992d | 403 | //\r |
404 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
04da0b4a LG |
405 | Status = gRT->GetVariable (\r |
406 | VariableName,\r | |
407 | &mFormSetGuid,\r | |
408 | NULL,\r | |
409 | &BufferSize,\r | |
410 | &PrivateData->Configuration\r | |
411 | );\r | |
412 | if (EFI_ERROR (Status)) {\r | |
de482998 | 413 | return EFI_NOT_FOUND;\r |
04da0b4a | 414 | }\r |
a6973cff | 415 | \r |
8d00a0f1 | 416 | if (Request == NULL) {\r |
417 | //\r | |
84f9a9ec | 418 | // Request is set to NULL, construct full request string.\r |
7e3bcccb | 419 | //\r |
84f9a9ec | 420 | \r |
84f9a9ec | 421 | //\r |
a6973cff | 422 | // Allocate and fill a buffer large enough to hold the <ConfigHdr> template\r |
84f9a9ec LG |
423 | // followed by "&OFFSET=0&WIDTH=WWWWWWWWWWWWWWWW" followed by a Null-terminator\r |
424 | //\r | |
086cd2c8 | 425 | ConfigRequestHdr = HiiConstructConfigHdr (&mFormSetGuid, VariableName, PrivateData->DriverHandle[0]);\r |
59aefb7e | 426 | Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);\r |
84f9a9ec | 427 | ConfigRequest = AllocateZeroPool (Size);\r |
59aefb7e | 428 | AllocatedRequest = TRUE;\r |
086cd2c8 LG |
429 | UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64)BufferSize);\r |
430 | FreePool (ConfigRequestHdr);\r | |
84f9a9ec | 431 | } else {\r |
de482998 LG |
432 | //\r |
433 | // Check routing data in <ConfigHdr>.\r | |
434 | // Note: if only one Storage is used, then this checking could be skipped.\r | |
435 | //\r | |
38ebfecb | 436 | if (!HiiIsConfigHdrMatch (Request, &mFormSetGuid, NULL)) {\r |
de482998 | 437 | return EFI_NOT_FOUND;\r |
84f9a9ec | 438 | }\r |
59aefb7e LG |
439 | //\r |
440 | // Set Request to the unified request string.\r | |
441 | //\r | |
de482998 | 442 | ConfigRequest = Request;\r |
38ebfecb | 443 | //\r |
59aefb7e | 444 | // Check whether Request includes Request Element.\r |
38ebfecb LG |
445 | //\r |
446 | if (StrStr (Request, L"OFFSET") == NULL) {\r | |
447 | //\r | |
59aefb7e | 448 | // Check Request Element does exist in Reques String\r |
38ebfecb | 449 | //\r |
59aefb7e LG |
450 | StrPointer = StrStr (Request, L"PATH");\r |
451 | if (StrPointer == NULL) {\r | |
452 | return EFI_INVALID_PARAMETER;\r | |
453 | }\r | |
454 | if (StrStr (StrPointer, L"&") == NULL) {\r | |
455 | Size = (StrLen (Request) + 32 + 1) * sizeof (CHAR16);\r | |
456 | ConfigRequest = AllocateZeroPool (Size);\r | |
457 | AllocatedRequest = TRUE;\r | |
458 | UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", Request, (UINT64)BufferSize);\r | |
38ebfecb | 459 | }\r |
59aefb7e LG |
460 | }\r |
461 | }\r | |
38ebfecb | 462 | \r |
59aefb7e LG |
463 | //\r |
464 | // Check if requesting Name/Value storage\r | |
465 | //\r | |
466 | if (StrStr (ConfigRequest, L"OFFSET") == NULL) {\r | |
467 | //\r | |
468 | // Update Name/Value storage Names\r | |
469 | //\r | |
470 | Status = LoadNameValueNames (PrivateData);\r | |
471 | if (EFI_ERROR (Status)) {\r | |
472 | return Status;\r | |
473 | }\r | |
38ebfecb | 474 | \r |
59aefb7e LG |
475 | //\r |
476 | // Allocate memory for <ConfigResp>, e.g. Name0=0x11, Name1=0x1234, Name2="ABCD"\r | |
477 | // <Request> ::=<ConfigHdr>&Name0&Name1&Name2\r | |
478 | // <ConfigResp>::=<ConfigHdr>&Name0=11&Name1=1234&Name2=0041004200430044\r | |
479 | //\r | |
480 | BufferSize = (StrLen (ConfigRequest) +\r | |
481 | 1 + sizeof (PrivateData->Configuration.NameValueVar0) * 2 +\r | |
482 | 1 + sizeof (PrivateData->Configuration.NameValueVar1) * 2 +\r | |
483 | 1 + sizeof (PrivateData->Configuration.NameValueVar2) * 2 + 1) * sizeof (CHAR16);\r | |
484 | *Results = AllocateZeroPool (BufferSize);\r | |
485 | ASSERT (*Results != NULL);\r | |
486 | StrCpy (*Results, ConfigRequest);\r | |
487 | Value = *Results;\r | |
38ebfecb | 488 | \r |
59aefb7e LG |
489 | //\r |
490 | // Append value of NameValueVar0, type is UINT8\r | |
491 | //\r | |
492 | if ((Value = StrStr (*Results, PrivateData->NameValueName[0])) != NULL) {\r | |
493 | Value += StrLen (PrivateData->NameValueName[0]);\r | |
494 | ValueStrLen = ((sizeof (PrivateData->Configuration.NameValueVar0) * 2) + 1);\r | |
495 | CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r | |
496 | \r | |
497 | BackupChar = Value[ValueStrLen];\r | |
498 | *Value++ = L'=';\r | |
499 | Value += UnicodeValueToString (\r | |
500 | Value, \r | |
501 | PREFIX_ZERO | RADIX_HEX, \r | |
502 | PrivateData->Configuration.NameValueVar0, \r | |
503 | sizeof (PrivateData->Configuration.NameValueVar0) * 2\r | |
504 | );\r | |
505 | *Value = BackupChar;\r | |
506 | }\r | |
507 | \r | |
508 | //\r | |
509 | // Append value of NameValueVar1, type is UINT16\r | |
510 | //\r | |
511 | if ((Value = StrStr (*Results, PrivateData->NameValueName[1])) != NULL) {\r | |
512 | Value += StrLen (PrivateData->NameValueName[1]);\r | |
513 | ValueStrLen = ((sizeof (PrivateData->Configuration.NameValueVar1) * 2) + 1);\r | |
514 | CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r | |
515 | \r | |
516 | BackupChar = Value[ValueStrLen];\r | |
517 | *Value++ = L'=';\r | |
518 | Value += UnicodeValueToString (\r | |
519 | Value, \r | |
520 | PREFIX_ZERO | RADIX_HEX, \r | |
521 | PrivateData->Configuration.NameValueVar1, \r | |
522 | sizeof (PrivateData->Configuration.NameValueVar1) * 2\r | |
523 | );\r | |
524 | *Value = BackupChar;\r | |
525 | }\r | |
526 | \r | |
527 | //\r | |
528 | // Append value of NameValueVar2, type is CHAR16 *\r | |
529 | //\r | |
530 | if ((Value = StrStr (*Results, PrivateData->NameValueName[2])) != NULL) {\r | |
531 | Value += StrLen (PrivateData->NameValueName[2]);\r | |
532 | ValueStrLen = StrLen (PrivateData->Configuration.NameValueVar2) * 4 + 1;\r | |
533 | CopyMem (Value + ValueStrLen, Value, StrSize (Value));\r | |
38ebfecb | 534 | \r |
59aefb7e | 535 | *Value++ = L'=';\r |
38ebfecb | 536 | //\r |
59aefb7e | 537 | // Convert Unicode String to Config String, e.g. "ABCD" => "0041004200430044"\r |
38ebfecb | 538 | //\r |
59aefb7e LG |
539 | StrPointer = (CHAR16 *) PrivateData->Configuration.NameValueVar2;\r |
540 | for (; *StrPointer != L'\0'; StrPointer++) {\r | |
541 | Value += UnicodeValueToString (Value, PREFIX_ZERO | RADIX_HEX, *StrPointer, 4);\r | |
38ebfecb | 542 | }\r |
38ebfecb | 543 | }\r |
59aefb7e LG |
544 | \r |
545 | Status = EFI_SUCCESS;\r | |
546 | } else {\r | |
547 | //\r | |
548 | // Convert buffer data to <ConfigResp> by helper function BlockToConfig()\r | |
549 | //\r | |
550 | Status = HiiConfigRouting->BlockToConfig (\r | |
551 | HiiConfigRouting,\r | |
552 | ConfigRequest,\r | |
553 | (UINT8 *) &PrivateData->Configuration,\r | |
554 | BufferSize,\r | |
555 | Results,\r | |
556 | Progress\r | |
557 | );\r | |
8d00a0f1 | 558 | }\r |
559 | \r | |
93e3992d | 560 | //\r |
59aefb7e | 561 | // Free the allocated config request string.\r |
93e3992d | 562 | //\r |
59aefb7e | 563 | if (AllocatedRequest) {\r |
84f9a9ec | 564 | FreePool (ConfigRequest);\r |
59aefb7e LG |
565 | }\r |
566 | //\r | |
567 | // Set Progress string to the original request string.\r | |
568 | //\r | |
569 | if (Request == NULL) {\r | |
1f1cb2f2 | 570 | *Progress = NULL;\r |
59aefb7e LG |
571 | } else if (StrStr (Request, L"OFFSET") == NULL) {\r |
572 | *Progress = Request + StrLen (Request);\r | |
84f9a9ec LG |
573 | }\r |
574 | \r | |
93e3992d | 575 | return Status;\r |
576 | }\r | |
577 | \r | |
578 | \r | |
579 | /**\r | |
580 | This function processes the results of changes in configuration.\r | |
581 | \r | |
582 | @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
583 | @param Configuration A null-terminated Unicode string in <ConfigResp>\r | |
584 | format.\r | |
585 | @param Progress A pointer to a string filled in with the offset of\r | |
586 | the most recent '&' before the first failing\r | |
587 | name/value pair (or the beginning of the string if\r | |
588 | the failure is in the first name/value pair) or\r | |
589 | the terminating NULL if all was successful.\r | |
590 | \r | |
591 | @retval EFI_SUCCESS The Results is processed successfully.\r | |
592 | @retval EFI_INVALID_PARAMETER Configuration is NULL.\r | |
593 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
594 | driver.\r | |
595 | \r | |
596 | **/\r | |
597 | EFI_STATUS\r | |
598 | EFIAPI\r | |
599 | RouteConfig (\r | |
600 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
601 | IN CONST EFI_STRING Configuration,\r | |
602 | OUT EFI_STRING *Progress\r | |
603 | )\r | |
604 | {\r | |
605 | EFI_STATUS Status;\r | |
606 | UINTN BufferSize;\r | |
607 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r | |
608 | EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r | |
38ebfecb LG |
609 | CHAR16 *Value;\r |
610 | CHAR16 *StrPtr;\r | |
611 | CHAR16 TemStr[5];\r | |
612 | UINT8 *DataBuffer;\r | |
613 | UINT8 DigitUint8;\r | |
614 | UINTN Index;\r | |
615 | CHAR16 *StrBuffer;\r | |
93e3992d | 616 | \r |
f5e9ff82 | 617 | if (Configuration == NULL || Progress == NULL) {\r |
8d00a0f1 | 618 | return EFI_INVALID_PARAMETER;\r |
619 | }\r | |
620 | \r | |
93e3992d | 621 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r |
622 | HiiConfigRouting = PrivateData->HiiConfigRouting;\r | |
f5e9ff82 | 623 | *Progress = Configuration;\r |
93e3992d | 624 | \r |
84f9a9ec | 625 | //\r |
8d00a0f1 | 626 | // Check routing data in <ConfigHdr>.\r |
627 | // Note: if only one Storage is used, then this checking could be skipped.\r | |
628 | //\r | |
38ebfecb | 629 | if (!HiiIsConfigHdrMatch (Configuration, &mFormSetGuid, NULL)) {\r |
8d00a0f1 | 630 | return EFI_NOT_FOUND;\r |
631 | }\r | |
632 | \r | |
93e3992d | 633 | //\r |
634 | // Get Buffer Storage data from EFI variable\r | |
635 | //\r | |
636 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
04da0b4a LG |
637 | Status = gRT->GetVariable (\r |
638 | VariableName,\r | |
639 | &mFormSetGuid,\r | |
640 | NULL,\r | |
641 | &BufferSize,\r | |
642 | &PrivateData->Configuration\r | |
643 | );\r | |
644 | if (EFI_ERROR (Status)) {\r | |
645 | return Status;\r | |
646 | }\r | |
93e3992d | 647 | \r |
38ebfecb LG |
648 | //\r |
649 | // Check if configuring Name/Value storage\r | |
650 | //\r | |
651 | if (StrStr (Configuration, L"OFFSET") == NULL) {\r | |
652 | //\r | |
653 | // Update Name/Value storage Names\r | |
654 | //\r | |
655 | Status = LoadNameValueNames (PrivateData);\r | |
656 | if (EFI_ERROR (Status)) {\r | |
657 | return Status;\r | |
658 | }\r | |
659 | \r | |
660 | //\r | |
661 | // Convert value for NameValueVar0\r | |
662 | //\r | |
663 | if ((Value = StrStr (Configuration, PrivateData->NameValueName[0])) != NULL) {\r | |
664 | //\r | |
665 | // Skip "Name="\r | |
666 | //\r | |
667 | Value += StrLen (PrivateData->NameValueName[0]);\r | |
668 | Value++;\r | |
669 | //\r | |
670 | // Get Value String\r | |
671 | //\r | |
672 | StrPtr = StrStr (Value, L"&");\r | |
673 | if (StrPtr == NULL) {\r | |
674 | StrPtr = Value + StrLen (Value);\r | |
675 | }\r | |
676 | //\r | |
677 | // Convert Value to Buffer data\r | |
678 | //\r | |
679 | DataBuffer = (UINT8 *) &PrivateData->Configuration.NameValueVar0;\r | |
680 | ZeroMem (TemStr, sizeof (TemStr));\r | |
681 | for (Index = 0, StrPtr --; StrPtr >= Value; StrPtr --, Index ++) {\r | |
682 | TemStr[0] = *StrPtr;\r | |
683 | DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r | |
684 | if ((Index & 1) == 0) {\r | |
685 | DataBuffer [Index/2] = DigitUint8;\r | |
686 | } else {\r | |
687 | DataBuffer [Index/2] = (UINT8) ((UINT8) (DigitUint8 << 4) + DataBuffer [Index/2]);\r | |
688 | }\r | |
689 | }\r | |
690 | }\r | |
691 | \r | |
692 | //\r | |
693 | // Convert value for NameValueVar1\r | |
694 | //\r | |
695 | if ((Value = StrStr (Configuration, PrivateData->NameValueName[1])) != NULL) {\r | |
696 | //\r | |
697 | // Skip "Name="\r | |
698 | //\r | |
699 | Value += StrLen (PrivateData->NameValueName[1]);\r | |
700 | Value++;\r | |
701 | //\r | |
702 | // Get Value String\r | |
703 | //\r | |
704 | StrPtr = StrStr (Value, L"&");\r | |
705 | if (StrPtr == NULL) {\r | |
706 | StrPtr = Value + StrLen (Value);\r | |
707 | }\r | |
708 | //\r | |
709 | // Convert Value to Buffer data\r | |
710 | //\r | |
711 | DataBuffer = (UINT8 *) &PrivateData->Configuration.NameValueVar1;\r | |
712 | ZeroMem (TemStr, sizeof (TemStr));\r | |
713 | for (Index = 0, StrPtr --; StrPtr >= Value; StrPtr --, Index ++) {\r | |
714 | TemStr[0] = *StrPtr;\r | |
715 | DigitUint8 = (UINT8) StrHexToUint64 (TemStr);\r | |
716 | if ((Index & 1) == 0) {\r | |
717 | DataBuffer [Index/2] = DigitUint8;\r | |
718 | } else {\r | |
719 | DataBuffer [Index/2] = (UINT8) ((UINT8) (DigitUint8 << 4) + DataBuffer [Index/2]);\r | |
720 | }\r | |
721 | }\r | |
722 | }\r | |
723 | \r | |
724 | //\r | |
725 | // Convert value for NameValueVar2\r | |
726 | //\r | |
727 | if ((Value = StrStr (Configuration, PrivateData->NameValueName[2])) != NULL) {\r | |
728 | //\r | |
729 | // Skip "Name="\r | |
730 | //\r | |
731 | Value += StrLen (PrivateData->NameValueName[2]);\r | |
732 | Value++;\r | |
733 | //\r | |
734 | // Get Value String\r | |
735 | //\r | |
736 | StrPtr = StrStr (Value, L"&");\r | |
737 | if (StrPtr == NULL) {\r | |
738 | StrPtr = Value + StrLen (Value);\r | |
739 | }\r | |
740 | //\r | |
741 | // Convert Config String to Unicode String, e.g "0041004200430044" => "ABCD"\r | |
742 | //\r | |
743 | StrBuffer = (CHAR16 *) PrivateData->Configuration.NameValueVar2;\r | |
744 | ZeroMem (TemStr, sizeof (TemStr));\r | |
745 | while (Value < StrPtr) {\r | |
746 | StrnCpy (TemStr, Value, 4);\r | |
747 | *(StrBuffer++) = (CHAR16) StrHexToUint64 (TemStr);\r | |
748 | Value += 4;\r | |
749 | }\r | |
750 | *StrBuffer = L'\0';\r | |
751 | }\r | |
752 | \r | |
753 | //\r | |
754 | // Store Buffer Storage back to EFI variable\r | |
755 | //\r | |
756 | Status = gRT->SetVariable(\r | |
757 | VariableName,\r | |
758 | &mFormSetGuid,\r | |
759 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
760 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
761 | &PrivateData->Configuration\r | |
762 | );\r | |
763 | \r | |
764 | return Status;\r | |
765 | }\r | |
766 | \r | |
93e3992d | 767 | //\r |
768 | // Convert <ConfigResp> to buffer data by helper function ConfigToBlock()\r | |
769 | //\r | |
770 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r | |
771 | Status = HiiConfigRouting->ConfigToBlock (\r | |
772 | HiiConfigRouting,\r | |
773 | Configuration,\r | |
774 | (UINT8 *) &PrivateData->Configuration,\r | |
775 | &BufferSize,\r | |
776 | Progress\r | |
777 | );\r | |
778 | if (EFI_ERROR (Status)) {\r | |
779 | return Status;\r | |
780 | }\r | |
781 | \r | |
782 | //\r | |
783 | // Store Buffer Storage back to EFI variable\r | |
784 | //\r | |
785 | Status = gRT->SetVariable(\r | |
786 | VariableName,\r | |
787 | &mFormSetGuid,\r | |
788 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
789 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
790 | &PrivateData->Configuration\r | |
791 | );\r | |
792 | \r | |
793 | return Status;\r | |
794 | }\r | |
795 | \r | |
796 | \r | |
797 | /**\r | |
798 | This function processes the results of changes in configuration.\r | |
799 | \r | |
800 | @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
801 | @param Action Specifies the type of action taken by the browser.\r | |
802 | @param QuestionId A unique value which is sent to the original\r | |
803 | exporting driver so that it can identify the type\r | |
804 | of data to expect.\r | |
805 | @param Type The type of value for the question.\r | |
806 | @param Value A pointer to the data being sent to the original\r | |
807 | exporting driver.\r | |
808 | @param ActionRequest On return, points to the action requested by the\r | |
809 | callback function.\r | |
810 | \r | |
811 | @retval EFI_SUCCESS The callback successfully handled the action.\r | |
812 | @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the\r | |
813 | variable and its data.\r | |
814 | @retval EFI_DEVICE_ERROR The variable could not be saved.\r | |
815 | @retval EFI_UNSUPPORTED The specified Action is not supported by the\r | |
816 | callback.\r | |
817 | \r | |
818 | **/\r | |
819 | EFI_STATUS\r | |
820 | EFIAPI\r | |
821 | DriverCallback (\r | |
822 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
823 | IN EFI_BROWSER_ACTION Action,\r | |
824 | IN EFI_QUESTION_ID QuestionId,\r | |
825 | IN UINT8 Type,\r | |
826 | IN EFI_IFR_TYPE_VALUE *Value,\r | |
827 | OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest\r | |
828 | )\r | |
829 | {\r | |
830 | DRIVER_SAMPLE_PRIVATE_DATA *PrivateData;\r | |
831 | EFI_STATUS Status;\r | |
8d00a0f1 | 832 | UINT8 MyVar;\r |
7e3bcccb LG |
833 | VOID *StartOpCodeHandle;\r |
834 | VOID *OptionsOpCodeHandle;\r | |
835 | EFI_IFR_GUID_LABEL *StartLabel;\r | |
836 | VOID *EndOpCodeHandle;\r | |
837 | EFI_IFR_GUID_LABEL *EndLabel;\r | |
a6973cff | 838 | EFI_INPUT_KEY Key;\r |
839 | DRIVER_SAMPLE_CONFIGURATION *Configuration;\r | |
16019c85 | 840 | UINTN MyVarSize;\r |
a6973cff | 841 | \r |
842 | if (Action == EFI_BROWSER_ACTION_FORM_OPEN) {\r | |
843 | //\r | |
844 | // On FORM_OPEN event, update the form on-the-fly\r | |
845 | //\r | |
846 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r | |
847 | \r | |
848 | //\r | |
849 | // Initialize the container for dynamic opcodes\r | |
850 | //\r | |
851 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
852 | ASSERT (StartOpCodeHandle != NULL);\r | |
853 | \r | |
854 | //\r | |
855 | // Create Hii Extend Label OpCode as the start opcode\r | |
856 | //\r | |
857 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
858 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
859 | StartLabel->Number = LABEL_UPDATE2;\r | |
860 | \r | |
861 | HiiCreateActionOpCode (\r | |
862 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
863 | 0x1238, // Question ID\r | |
864 | STRING_TOKEN(STR_SAVE_TEXT), // Prompt text\r | |
865 | STRING_TOKEN(STR_SAVE_TEXT), // Help text\r | |
866 | EFI_IFR_FLAG_CALLBACK, // Question flag\r | |
867 | 0 // Action String ID\r | |
868 | );\r | |
869 | \r | |
870 | HiiUpdateForm (\r | |
871 | PrivateData->HiiHandle[0], // HII handle\r | |
872 | &mFormSetGuid, // Formset GUID\r | |
873 | 0x3, // Form ID\r | |
874 | StartOpCodeHandle, // Label for where to insert opcodes\r | |
875 | NULL // Insert data\r | |
876 | );\r | |
877 | \r | |
878 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r | |
879 | return EFI_SUCCESS;\r | |
880 | }\r | |
881 | \r | |
882 | if (Action == EFI_BROWSER_ACTION_FORM_CLOSE) {\r | |
883 | //\r | |
884 | // On FORM_CLOSE event, show up a pop-up\r | |
885 | //\r | |
886 | do {\r | |
887 | CreatePopUp (\r | |
888 | EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE,\r | |
889 | &Key,\r | |
890 | L"",\r | |
891 | L"You are going to leave the Form!",\r | |
892 | L"Press ESC or ENTER to continue ...",\r | |
893 | L"",\r | |
894 | NULL\r | |
895 | );\r | |
896 | } while ((Key.ScanCode != SCAN_ESC) && (Key.UnicodeChar != CHAR_CARRIAGE_RETURN));\r | |
897 | \r | |
898 | return EFI_SUCCESS;\r | |
899 | }\r | |
93e3992d | 900 | \r |
901 | if ((Value == NULL) || (ActionRequest == NULL)) {\r | |
902 | return EFI_INVALID_PARAMETER;\r | |
903 | }\r | |
a6973cff | 904 | \r |
84f9a9ec LG |
905 | if ((Type == EFI_IFR_TYPE_STRING) && (Value->string == 0)) {\r |
906 | return EFI_INVALID_PARAMETER;\r | |
907 | }\r | |
a6973cff | 908 | \r |
93e3992d | 909 | Status = EFI_SUCCESS;\r |
910 | PrivateData = DRIVER_SAMPLE_PRIVATE_FROM_THIS (This);\r | |
911 | \r | |
912 | switch (QuestionId) {\r | |
913 | case 0x1234:\r | |
914 | //\r | |
8d00a0f1 | 915 | // Initialize the container for dynamic opcodes\r |
93e3992d | 916 | //\r |
7e3bcccb LG |
917 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r |
918 | ASSERT (StartOpCodeHandle != NULL);\r | |
919 | \r | |
920 | EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
921 | ASSERT (EndOpCodeHandle != NULL);\r | |
922 | \r | |
923 | //\r | |
924 | // Create Hii Extend Label OpCode as the start opcode\r | |
925 | //\r | |
926 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
927 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
928 | StartLabel->Number = LABEL_UPDATE1;\r | |
929 | \r | |
930 | //\r | |
931 | // Create Hii Extend Label OpCode as the end opcode\r | |
932 | //\r | |
933 | EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
934 | EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
935 | EndLabel->Number = LABEL_END;\r | |
936 | \r | |
937 | HiiCreateActionOpCode (\r | |
938 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
939 | 0x1237, // Question ID\r | |
940 | STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r | |
941 | STRING_TOKEN(STR_EXIT_TEXT), // Help text\r | |
942 | EFI_IFR_FLAG_CALLBACK, // Question flag\r | |
943 | 0 // Action String ID\r | |
944 | );\r | |
945 | \r | |
946 | //\r | |
947 | // Create Option OpCode\r | |
948 | //\r | |
949 | OptionsOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
950 | ASSERT (OptionsOpCodeHandle != NULL);\r | |
951 | \r | |
952 | HiiCreateOneOfOptionOpCode (\r | |
953 | OptionsOpCodeHandle,\r | |
954 | STRING_TOKEN (STR_BOOT_OPTION1),\r | |
955 | 0,\r | |
956 | EFI_IFR_NUMERIC_SIZE_1,\r | |
957 | 1\r | |
958 | );\r | |
959 | \r | |
960 | HiiCreateOneOfOptionOpCode (\r | |
961 | OptionsOpCodeHandle,\r | |
962 | STRING_TOKEN (STR_BOOT_OPTION2),\r | |
963 | 0,\r | |
964 | EFI_IFR_NUMERIC_SIZE_1,\r | |
965 | 2\r | |
966 | );\r | |
967 | \r | |
968 | //\r | |
969 | // Prepare initial value for the dynamic created oneof Question\r | |
970 | //\r | |
971 | PrivateData->Configuration.DynamicOneof = 2;\r | |
972 | Status = gRT->SetVariable(\r | |
973 | VariableName,\r | |
974 | &mFormSetGuid,\r | |
975 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
976 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
977 | &PrivateData->Configuration\r | |
978 | );\r | |
979 | \r | |
a6973cff | 980 | //\r |
981 | // Set initial vlaue of dynamic created oneof Question in Form Browser\r | |
982 | //\r | |
983 | Configuration = AllocateZeroPool (sizeof (DRIVER_SAMPLE_CONFIGURATION));\r | |
984 | ASSERT (Configuration != NULL);\r | |
824e8a52 | 985 | if (HiiGetBrowserData (&mFormSetGuid, VariableName, sizeof (DRIVER_SAMPLE_CONFIGURATION), (UINT8 *) Configuration)) {\r |
a6973cff | 986 | Configuration->DynamicOneof = 2;\r |
987 | \r | |
988 | //\r | |
989 | // Update uncommitted data of Browser\r | |
990 | //\r | |
991 | HiiSetBrowserData (\r | |
992 | &mFormSetGuid,\r | |
993 | VariableName,\r | |
994 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
995 | (UINT8 *) Configuration,\r | |
996 | NULL\r | |
997 | );\r | |
998 | }\r | |
999 | FreePool (Configuration);\r | |
1000 | \r | |
7e3bcccb LG |
1001 | HiiCreateOneOfOpCode (\r |
1002 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1003 | 0x8001, // Question ID (or call it "key")\r | |
1004 | CONFIGURATION_VARSTORE_ID, // VarStore ID\r | |
1005 | (UINT16) DYNAMIC_ONE_OF_VAR_OFFSET, // Offset in Buffer Storage\r | |
1006 | STRING_TOKEN (STR_ONE_OF_PROMPT), // Question prompt text\r | |
1007 | STRING_TOKEN (STR_ONE_OF_HELP), // Question help text\r | |
1008 | EFI_IFR_FLAG_CALLBACK, // Question flag\r | |
1009 | EFI_IFR_NUMERIC_SIZE_1, // Data type of Question Value\r | |
1010 | OptionsOpCodeHandle, // Option Opcode list\r | |
1011 | NULL // Default Opcode is NULl\r | |
1012 | );\r | |
1013 | \r | |
1014 | HiiCreateOrderedListOpCode (\r | |
1015 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1016 | 0x8002, // Question ID\r | |
1017 | CONFIGURATION_VARSTORE_ID, // VarStore ID\r | |
1018 | (UINT16) DYNAMIC_ORDERED_LIST_VAR_OFFSET, // Offset in Buffer Storage\r | |
1019 | STRING_TOKEN (STR_BOOT_OPTIONS), // Question prompt text\r | |
1020 | STRING_TOKEN (STR_BOOT_OPTIONS), // Question help text\r | |
1021 | EFI_IFR_FLAG_RESET_REQUIRED, // Question flag\r | |
1022 | 0, // Ordered list flag, e.g. EFI_IFR_UNIQUE_SET\r | |
1023 | EFI_IFR_NUMERIC_SIZE_1, // Data type of Question value\r | |
1024 | 5, // Maximum container\r | |
1025 | OptionsOpCodeHandle, // Option Opcode list\r | |
1026 | NULL // Default Opcode is NULl\r | |
1027 | );\r | |
1028 | \r | |
1029 | HiiCreateGotoOpCode (\r | |
1030 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1031 | 1, // Target Form ID\r | |
1032 | STRING_TOKEN (STR_GOTO_FORM1), // Prompt text\r | |
1033 | STRING_TOKEN (STR_GOTO_HELP), // Help text\r | |
1034 | 0, // Question flag\r | |
1035 | 0x8003 // Question ID\r | |
1036 | );\r | |
1037 | \r | |
1038 | HiiUpdateForm (\r | |
1039 | PrivateData->HiiHandle[0], // HII handle\r | |
1040 | &mFormSetGuid, // Formset GUID\r | |
1041 | 0x1234, // Form ID\r | |
1042 | StartOpCodeHandle, // Label for where to insert opcodes\r | |
1043 | EndOpCodeHandle // Replace data\r | |
1044 | );\r | |
1045 | \r | |
1046 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r | |
1047 | HiiFreeOpCodeHandle (OptionsOpCodeHandle);\r | |
a6973cff | 1048 | HiiFreeOpCodeHandle (EndOpCodeHandle);\r |
7e3bcccb | 1049 | break;\r |
a6973cff | 1050 | \r |
7e3bcccb LG |
1051 | case 0x5678:\r |
1052 | //\r | |
1053 | // We will reach here once the Question is refreshed\r | |
1054 | //\r | |
1055 | \r | |
1056 | //\r | |
1057 | // Initialize the container for dynamic opcodes\r | |
1058 | //\r | |
1059 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
1060 | ASSERT (StartOpCodeHandle != NULL);\r | |
1061 | \r | |
1062 | //\r | |
1063 | // Create Hii Extend Label OpCode as the start opcode\r | |
1064 | //\r | |
1065 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));\r | |
1066 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
1067 | StartLabel->Number = LABEL_UPDATE2;\r | |
1068 | \r | |
1069 | HiiCreateActionOpCode (\r | |
1070 | StartOpCodeHandle, // Container for dynamic created opcodes\r | |
1071 | 0x1237, // Question ID\r | |
1072 | STRING_TOKEN(STR_EXIT_TEXT), // Prompt text\r | |
1073 | STRING_TOKEN(STR_EXIT_TEXT), // Help text\r | |
1074 | EFI_IFR_FLAG_CALLBACK, // Question flag\r | |
1075 | 0 // Action String ID\r | |
1076 | );\r | |
a6973cff | 1077 | \r |
7e3bcccb LG |
1078 | HiiUpdateForm (\r |
1079 | PrivateData->HiiHandle[0], // HII handle\r | |
1080 | &mFormSetGuid, // Formset GUID\r | |
1081 | 0x3, // Form ID\r | |
1082 | StartOpCodeHandle, // Label for where to insert opcodes\r | |
1083 | NULL // Insert data\r | |
1084 | );\r | |
1085 | \r | |
a6973cff | 1086 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r |
1087 | \r | |
7e3bcccb LG |
1088 | //\r |
1089 | // Refresh the Question value\r | |
1090 | //\r | |
1091 | PrivateData->Configuration.DynamicRefresh++;\r | |
1092 | Status = gRT->SetVariable(\r | |
1093 | VariableName,\r | |
1094 | &mFormSetGuid,\r | |
1095 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
1096 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1097 | &PrivateData->Configuration\r | |
1098 | );\r | |
a6973cff | 1099 | \r |
7e3bcccb LG |
1100 | //\r |
1101 | // Change an EFI Variable storage (MyEfiVar) asynchronous, this will cause\r | |
1102 | // the first statement in Form 3 be suppressed\r | |
1103 | //\r | |
16019c85 | 1104 | MyVarSize = 1;\r |
7e3bcccb LG |
1105 | MyVar = 111;\r |
1106 | Status = gRT->SetVariable(\r | |
1107 | L"MyVar",\r | |
1108 | &mFormSetGuid,\r | |
1109 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
16019c85 | 1110 | MyVarSize,\r |
7e3bcccb LG |
1111 | &MyVar\r |
1112 | );\r | |
93e3992d | 1113 | break;\r |
1114 | \r | |
1115 | case 0x1237:\r | |
1116 | //\r | |
1117 | // User press "Exit now", request Browser to exit\r | |
1118 | //\r | |
1119 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;\r | |
1120 | break;\r | |
1121 | \r | |
1122 | case 0x1238:\r | |
1123 | //\r | |
1124 | // User press "Save now", request Browser to save the uncommitted data.\r | |
1125 | //\r | |
1126 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;\r | |
1127 | break;\r | |
1128 | \r | |
1129 | case 0x2000:\r | |
1130 | //\r | |
1131 | // When try to set a new password, user will be chanlleged with old password.\r | |
1132 | // The Callback is responsible for validating old password input by user,\r | |
1133 | // If Callback return EFI_SUCCESS, it indicates validation pass.\r | |
1134 | //\r | |
1135 | switch (PrivateData->PasswordState) {\r | |
1136 | case BROWSER_STATE_VALIDATE_PASSWORD:\r | |
1137 | Status = ValidatePassword (PrivateData, Value->string);\r | |
1138 | if (Status == EFI_SUCCESS) {\r | |
1139 | PrivateData->PasswordState = BROWSER_STATE_SET_PASSWORD;\r | |
1140 | }\r | |
1141 | break;\r | |
1142 | \r | |
1143 | case BROWSER_STATE_SET_PASSWORD:\r | |
1144 | Status = SetPassword (PrivateData, Value->string);\r | |
1145 | PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r | |
1146 | break;\r | |
1147 | \r | |
1148 | default:\r | |
1149 | break;\r | |
1150 | }\r | |
1151 | \r | |
1152 | break;\r | |
1153 | \r | |
16019c85 LG |
1154 | case 0x1111:\r |
1155 | //\r | |
1156 | // EfiVarstore question takes sample action (print value as debug information) \r | |
1157 | // after read/write question.\r | |
1158 | //\r | |
1159 | MyVarSize = 1;\r | |
1160 | Status = gRT->GetVariable(\r | |
1161 | L"MyVar",\r | |
1162 | &mFormSetGuid,\r | |
1163 | NULL,\r | |
1164 | &MyVarSize,\r | |
1165 | &MyVar\r | |
1166 | );\r | |
1167 | ASSERT_EFI_ERROR (Status);\r | |
1168 | DEBUG ((DEBUG_INFO, "EfiVarstore question: Tall value is %d with value width %d\n", MyVar, MyVarSize));\r | |
93e3992d | 1169 | default:\r |
1170 | break;\r | |
1171 | }\r | |
1172 | \r | |
1173 | return Status;\r | |
1174 | }\r | |
1175 | \r | |
7064c0a5 | 1176 | /**\r |
1177 | Main entry for this driver.\r | |
a6973cff | 1178 | \r |
7064c0a5 | 1179 | @param ImageHandle Image handle this driver.\r |
1180 | @param SystemTable Pointer to SystemTable.\r | |
1181 | \r | |
1182 | @retval EFI_SUCESS This function always complete successfully.\r | |
1183 | \r | |
1184 | **/\r | |
93e3992d | 1185 | EFI_STATUS\r |
1186 | EFIAPI\r | |
1187 | DriverSampleInit (\r | |
1188 | IN EFI_HANDLE ImageHandle,\r | |
1189 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
1190 | )\r | |
1191 | {\r | |
1192 | EFI_STATUS Status;\r | |
93e3992d | 1193 | EFI_HII_HANDLE HiiHandle[2];\r |
93e3992d | 1194 | EFI_SCREEN_DESCRIPTOR Screen;\r |
1195 | EFI_HII_DATABASE_PROTOCOL *HiiDatabase;\r | |
1196 | EFI_HII_STRING_PROTOCOL *HiiString;\r | |
1197 | EFI_FORM_BROWSER2_PROTOCOL *FormBrowser2;\r | |
1198 | EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;\r | |
1199 | CHAR16 *NewString;\r | |
1200 | UINTN BufferSize;\r | |
1201 | DRIVER_SAMPLE_CONFIGURATION *Configuration;\r | |
84f9a9ec | 1202 | BOOLEAN ActionFlag;\r |
a6973cff | 1203 | EFI_STRING ConfigRequestHdr;\r |
1204 | \r | |
93e3992d | 1205 | //\r |
84f9a9ec | 1206 | // Initialize the local variables.\r |
93e3992d | 1207 | //\r |
84f9a9ec | 1208 | ConfigRequestHdr = NULL;\r |
93e3992d | 1209 | //\r |
1210 | // Initialize screen dimensions for SendForm().\r | |
1211 | // Remove 3 characters from top and bottom\r | |
1212 | //\r | |
1213 | ZeroMem (&Screen, sizeof (EFI_SCREEN_DESCRIPTOR));\r | |
1214 | gST->ConOut->QueryMode (gST->ConOut, gST->ConOut->Mode->Mode, &Screen.RightColumn, &Screen.BottomRow);\r | |
1215 | \r | |
1216 | Screen.TopRow = 3;\r | |
1217 | Screen.BottomRow = Screen.BottomRow - 3;\r | |
1218 | \r | |
1219 | //\r | |
1220 | // Initialize driver private data\r | |
1221 | //\r | |
ccee6099 | 1222 | PrivateData = AllocateZeroPool (sizeof (DRIVER_SAMPLE_PRIVATE_DATA));\r |
93e3992d | 1223 | if (PrivateData == NULL) {\r |
1224 | return EFI_OUT_OF_RESOURCES;\r | |
1225 | }\r | |
1226 | \r | |
1227 | PrivateData->Signature = DRIVER_SAMPLE_PRIVATE_SIGNATURE;\r | |
1228 | \r | |
1229 | PrivateData->ConfigAccess.ExtractConfig = ExtractConfig;\r | |
1230 | PrivateData->ConfigAccess.RouteConfig = RouteConfig;\r | |
1231 | PrivateData->ConfigAccess.Callback = DriverCallback;\r | |
1232 | PrivateData->PasswordState = BROWSER_STATE_VALIDATE_PASSWORD;\r | |
1233 | \r | |
1234 | //\r | |
1235 | // Locate Hii Database protocol\r | |
1236 | //\r | |
1237 | Status = gBS->LocateProtocol (&gEfiHiiDatabaseProtocolGuid, NULL, (VOID **) &HiiDatabase);\r | |
1238 | if (EFI_ERROR (Status)) {\r | |
1239 | return Status;\r | |
1240 | }\r | |
1241 | PrivateData->HiiDatabase = HiiDatabase;\r | |
1242 | \r | |
1243 | //\r | |
1244 | // Locate HiiString protocol\r | |
1245 | //\r | |
1246 | Status = gBS->LocateProtocol (&gEfiHiiStringProtocolGuid, NULL, (VOID **) &HiiString);\r | |
1247 | if (EFI_ERROR (Status)) {\r | |
1248 | return Status;\r | |
1249 | }\r | |
1250 | PrivateData->HiiString = HiiString;\r | |
1251 | \r | |
1252 | //\r | |
1253 | // Locate Formbrowser2 protocol\r | |
1254 | //\r | |
1255 | Status = gBS->LocateProtocol (&gEfiFormBrowser2ProtocolGuid, NULL, (VOID **) &FormBrowser2);\r | |
1256 | if (EFI_ERROR (Status)) {\r | |
1257 | return Status;\r | |
1258 | }\r | |
1259 | PrivateData->FormBrowser2 = FormBrowser2;\r | |
1260 | \r | |
1261 | //\r | |
1262 | // Locate ConfigRouting protocol\r | |
1263 | //\r | |
1264 | Status = gBS->LocateProtocol (&gEfiHiiConfigRoutingProtocolGuid, NULL, (VOID **) &HiiConfigRouting);\r | |
1265 | if (EFI_ERROR (Status)) {\r | |
1266 | return Status;\r | |
1267 | }\r | |
1268 | PrivateData->HiiConfigRouting = HiiConfigRouting;\r | |
1269 | \r | |
f6f910dd | 1270 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
93e3992d | 1271 | &DriverHandle[0],\r |
f6f910dd | 1272 | &gEfiDevicePathProtocolGuid,\r |
2f3065c0 | 1273 | &mHiiVendorDevicePath0,\r |
93e3992d | 1274 | &gEfiHiiConfigAccessProtocolGuid,\r |
f6f910dd | 1275 | &PrivateData->ConfigAccess,\r |
1276 | NULL\r | |
93e3992d | 1277 | );\r |
1278 | ASSERT_EFI_ERROR (Status);\r | |
1279 | \r | |
f6f910dd | 1280 | PrivateData->DriverHandle[0] = DriverHandle[0];\r |
1281 | \r | |
93e3992d | 1282 | //\r |
1283 | // Publish our HII data\r | |
1284 | //\r | |
cb7d01c0 | 1285 | HiiHandle[0] = HiiAddPackages (\r |
1286 | &mFormSetGuid,\r | |
1287 | DriverHandle[0],\r | |
1288 | DriverSampleStrings,\r | |
1289 | VfrBin,\r | |
1290 | NULL\r | |
1291 | );\r | |
1292 | if (HiiHandle[0] == NULL) {\r | |
93e3992d | 1293 | return EFI_OUT_OF_RESOURCES;\r |
1294 | }\r | |
1295 | \r | |
93e3992d | 1296 | PrivateData->HiiHandle[0] = HiiHandle[0];\r |
1297 | \r | |
1298 | //\r | |
1299 | // Publish another Fromset\r | |
1300 | //\r | |
f6f910dd | 1301 | Status = gBS->InstallMultipleProtocolInterfaces (\r |
1302 | &DriverHandle[1],\r | |
1303 | &gEfiDevicePathProtocolGuid,\r | |
2f3065c0 | 1304 | &mHiiVendorDevicePath1,\r |
f6f910dd | 1305 | NULL\r |
1306 | );\r | |
1307 | ASSERT_EFI_ERROR (Status);\r | |
1308 | \r | |
93e3992d | 1309 | PrivateData->DriverHandle[1] = DriverHandle[1];\r |
1310 | \r | |
cb7d01c0 | 1311 | HiiHandle[1] = HiiAddPackages (\r |
1312 | &mInventoryGuid,\r | |
1313 | DriverHandle[1],\r | |
1314 | DriverSampleStrings,\r | |
1315 | InventoryBin,\r | |
1316 | NULL\r | |
1317 | );\r | |
1318 | if (HiiHandle[1] == NULL) {\r | |
38ebfecb | 1319 | DriverSampleUnload (ImageHandle);\r |
93e3992d | 1320 | return EFI_OUT_OF_RESOURCES;\r |
1321 | }\r | |
1322 | \r | |
93e3992d | 1323 | PrivateData->HiiHandle[1] = HiiHandle[1];\r |
1324 | \r | |
1325 | //\r | |
1326 | // Very simple example of how one would update a string that is already\r | |
1327 | // in the HII database\r | |
1328 | //\r | |
1329 | NewString = L"700 Mhz";\r | |
1330 | \r | |
cb7d01c0 | 1331 | if (HiiSetString (HiiHandle[0], STRING_TOKEN (STR_CPU_STRING2), NewString, NULL) == 0) {\r |
38ebfecb | 1332 | DriverSampleUnload (ImageHandle);\r |
cb7d01c0 | 1333 | return EFI_OUT_OF_RESOURCES;\r |
93e3992d | 1334 | }\r |
1335 | \r | |
38ebfecb LG |
1336 | HiiSetString (HiiHandle[0], 0, NewString, NULL);\r |
1337 | \r | |
1338 | //\r | |
1339 | // Initialize Name/Value name String ID\r | |
1340 | //\r | |
1341 | PrivateData->NameStringId[0] = STR_NAME_VALUE_VAR_NAME0;\r | |
1342 | PrivateData->NameStringId[1] = STR_NAME_VALUE_VAR_NAME1;\r | |
1343 | PrivateData->NameStringId[2] = STR_NAME_VALUE_VAR_NAME2;\r | |
1344 | \r | |
93e3992d | 1345 | //\r |
1346 | // Initialize configuration data\r | |
1347 | //\r | |
1348 | Configuration = &PrivateData->Configuration;\r | |
1349 | ZeroMem (Configuration, sizeof (DRIVER_SAMPLE_CONFIGURATION));\r | |
1350 | \r | |
1351 | //\r | |
1352 | // Try to read NV config EFI variable first\r | |
1353 | //\r | |
84f9a9ec LG |
1354 | ConfigRequestHdr = HiiConstructConfigHdr (&mFormSetGuid, VariableName, DriverHandle[0]);\r |
1355 | ASSERT (ConfigRequestHdr != NULL);\r | |
1356 | \r | |
93e3992d | 1357 | BufferSize = sizeof (DRIVER_SAMPLE_CONFIGURATION);\r |
1358 | Status = gRT->GetVariable (VariableName, &mFormSetGuid, NULL, &BufferSize, Configuration);\r | |
84f9a9ec | 1359 | if (EFI_ERROR (Status)) {\r |
04da0b4a LG |
1360 | //\r |
1361 | // Store zero data Buffer Storage to EFI variable\r | |
1362 | //\r | |
1363 | Status = gRT->SetVariable(\r | |
1364 | VariableName,\r | |
1365 | &mFormSetGuid,\r | |
1366 | EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,\r | |
1367 | sizeof (DRIVER_SAMPLE_CONFIGURATION),\r | |
1368 | Configuration\r | |
1369 | );\r | |
1370 | ASSERT (Status == EFI_SUCCESS);\r | |
93e3992d | 1371 | //\r |
1372 | // EFI variable for NV config doesn't exit, we should build this variable\r | |
1373 | // based on default values stored in IFR\r | |
1374 | //\r | |
84f9a9ec LG |
1375 | ActionFlag = HiiSetToDefaults (ConfigRequestHdr, EFI_HII_DEFAULT_CLASS_STANDARD);\r |
1376 | ASSERT (ActionFlag);\r | |
1377 | } else {\r | |
1378 | //\r | |
1379 | // EFI variable does exist and Validate Current Setting\r | |
1380 | //\r | |
1381 | ActionFlag = HiiValidateSettings (ConfigRequestHdr);\r | |
1382 | ASSERT (ActionFlag);\r | |
93e3992d | 1383 | }\r |
a6973cff | 1384 | \r |
84f9a9ec LG |
1385 | FreePool (ConfigRequestHdr);\r |
1386 | \r | |
93e3992d | 1387 | \r |
1388 | //\r | |
a6973cff | 1389 | // In default, this driver is built into Flash device image,\r |
7e3bcccb | 1390 | // the following code doesn't run.\r |
93e3992d | 1391 | //\r |
7e3bcccb | 1392 | \r |
2f3065c0 | 1393 | //\r |
7e3bcccb | 1394 | // Example of how to display only the item we sent to HII\r |
a6973cff | 1395 | // When this driver is not built into Flash device image,\r |
7e3bcccb | 1396 | // it need to call SendForm to show front page by itself.\r |
2f3065c0 | 1397 | //\r |
7e3bcccb LG |
1398 | if (DISPLAY_ONLY_MY_ITEM <= 1) {\r |
1399 | //\r | |
1400 | // Have the browser pull out our copy of the data, and only display our data\r | |
1401 | //\r | |
1402 | Status = FormBrowser2->SendForm (\r | |
1403 | FormBrowser2,\r | |
1404 | &(HiiHandle[DISPLAY_ONLY_MY_ITEM]),\r | |
1405 | 1,\r | |
1406 | NULL,\r | |
1407 | 0,\r | |
1408 | NULL,\r | |
1409 | NULL\r | |
1410 | );\r | |
a6973cff | 1411 | \r |
14d59fa1 | 1412 | HiiRemovePackages (HiiHandle[0]);\r |
a6973cff | 1413 | \r |
14d59fa1 | 1414 | HiiRemovePackages (HiiHandle[1]);\r |
2f3065c0 LG |
1415 | }\r |
1416 | \r | |
84f9a9ec | 1417 | return EFI_SUCCESS;\r |
2f3065c0 LG |
1418 | }\r |
1419 | \r | |
1420 | /**\r | |
1421 | Unloads the application and its installed protocol.\r | |
1422 | \r | |
1423 | @param[in] ImageHandle Handle that identifies the image to be unloaded.\r | |
1424 | \r | |
1425 | @retval EFI_SUCCESS The image has been unloaded.\r | |
1426 | **/\r | |
1427 | EFI_STATUS\r | |
1428 | EFIAPI\r | |
1429 | DriverSampleUnload (\r | |
1430 | IN EFI_HANDLE ImageHandle\r | |
1431 | )\r | |
1432 | {\r | |
38ebfecb | 1433 | UINTN Index;\r |
2f3065c0 LG |
1434 | if (DriverHandle[0] != NULL) {\r |
1435 | gBS->UninstallMultipleProtocolInterfaces (\r | |
1436 | DriverHandle[0],\r | |
1437 | &gEfiDevicePathProtocolGuid,\r | |
1438 | &mHiiVendorDevicePath0,\r | |
1439 | &gEfiHiiConfigAccessProtocolGuid,\r | |
1440 | &PrivateData->ConfigAccess,\r | |
1441 | NULL\r | |
1442 | );\r | |
ccee6099 | 1443 | DriverHandle[0] = NULL;\r |
2f3065c0 LG |
1444 | }\r |
1445 | \r | |
1446 | if (DriverHandle[1] != NULL) {\r | |
1447 | gBS->UninstallMultipleProtocolInterfaces (\r | |
1448 | DriverHandle[1],\r | |
1449 | &gEfiDevicePathProtocolGuid,\r | |
1450 | &mHiiVendorDevicePath1,\r | |
1451 | NULL\r | |
1452 | );\r | |
ccee6099 | 1453 | DriverHandle[1] = NULL;\r |
2f3065c0 LG |
1454 | }\r |
1455 | \r | |
14d59fa1 LG |
1456 | if (PrivateData->HiiHandle[0] != NULL) {\r |
1457 | HiiRemovePackages (PrivateData->HiiHandle[0]);\r | |
1458 | }\r | |
1459 | \r | |
1460 | if (PrivateData->HiiHandle[1] != NULL) {\r | |
1461 | HiiRemovePackages (PrivateData->HiiHandle[1]);\r | |
1462 | }\r | |
1463 | \r | |
2f3065c0 | 1464 | if (PrivateData != NULL) {\r |
38ebfecb LG |
1465 | for (Index = 0; Index < NAME_VALUE_NAME_NUMBER; Index++) {\r |
1466 | if (PrivateData->NameValueName[Index] != NULL) {\r | |
1467 | FreePool (PrivateData->NameValueName[Index]);\r | |
1468 | }\r | |
1469 | }\r | |
2f3065c0 | 1470 | FreePool (PrivateData);\r |
ccee6099 | 1471 | PrivateData = NULL;\r |
93e3992d | 1472 | }\r |
1473 | \r | |
1474 | return EFI_SUCCESS;\r | |
1475 | }\r |