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1 | /** @file\r | |
2 | HII Config Access protocol implementation of VLAN configuration module.\r | |
3 | \r | |
4 | Copyright (c) 2009 - 2010, Intel Corporation.<BR>\r | |
5 | All rights reserved. This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions\r | |
7 | of the BSD License which accompanies this distribution. The full\r | |
8 | text of the license may be found at<BR>\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "VlanConfigImpl.h"\r | |
17 | \r | |
18 | EFI_GUID mVlanFormSetGuid = VLAN_CONFIG_PRIVATE_GUID;\r | |
19 | CHAR16 mVlanStorageName[] = L"VlanNvData";\r | |
20 | EFI_HII_CONFIG_ROUTING_PROTOCOL *mHiiConfigRouting = NULL;\r | |
21 | \r | |
22 | VLAN_CONFIG_PRIVATE_DATA mVlanConfigPrivateDateTemplate = {\r | |
23 | VLAN_CONFIG_PRIVATE_DATA_SIGNATURE,\r | |
24 | {\r | |
25 | VlanExtractConfig,\r | |
26 | VlanRouteConfig,\r | |
27 | VlanCallback\r | |
28 | }\r | |
29 | };\r | |
30 | \r | |
31 | VENDOR_DEVICE_PATH mHiiVendorDevicePathNode = {\r | |
32 | {\r | |
33 | HARDWARE_DEVICE_PATH,\r | |
34 | HW_VENDOR_DP,\r | |
35 | {\r | |
36 | (UINT8) (sizeof (VENDOR_DEVICE_PATH)),\r | |
37 | (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)\r | |
38 | }\r | |
39 | },\r | |
40 | VLAN_CONFIG_PRIVATE_GUID\r | |
41 | };\r | |
42 | \r | |
43 | /**\r | |
44 | This function allows a caller to extract the current configuration for one\r | |
45 | or more named elements from the target driver.\r | |
46 | \r | |
47 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
48 | @param[in] Request A null-terminated Unicode string in\r | |
49 | <ConfigRequest> format.\r | |
50 | @param[out] Progress On return, points to a character in the Request\r | |
51 | string. Points to the string's null terminator if\r | |
52 | request was successful. Points to the most recent\r | |
53 | '&' before the first failing name/value pair (or\r | |
54 | the beginning of the string if the failure is in\r | |
55 | the first name/value pair) if the request was not\r | |
56 | successful.\r | |
57 | @param[out] Results A null-terminated Unicode string in\r | |
58 | <ConfigAltResp> format which has all values filled\r | |
59 | in for the names in the Request string. String to\r | |
60 | be allocated by the called function.\r | |
61 | \r | |
62 | @retval EFI_SUCCESS The Results is filled with the requested values.\r | |
63 | @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.\r | |
64 | @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name.\r | |
65 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
66 | driver.\r | |
67 | \r | |
68 | **/\r | |
69 | EFI_STATUS\r | |
70 | EFIAPI\r | |
71 | VlanExtractConfig (\r | |
72 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
73 | IN CONST EFI_STRING Request,\r | |
74 | OUT EFI_STRING *Progress,\r | |
75 | OUT EFI_STRING *Results\r | |
76 | )\r | |
77 | {\r | |
78 | EFI_STATUS Status;\r | |
79 | UINTN BufferSize;\r | |
80 | VLAN_CONFIGURATION Configuration;\r | |
81 | \r | |
82 | if (Request == NULL) {\r | |
83 | return EFI_INVALID_PARAMETER;\r | |
84 | }\r | |
85 | \r | |
86 | //\r | |
87 | // Retrieve the pointer to the UEFI HII Config Routing Protocol\r | |
88 | //\r | |
89 | if (mHiiConfigRouting == NULL) {\r | |
90 | gBS->LocateProtocol (&gEfiHiiConfigRoutingProtocolGuid, NULL, (VOID **) &mHiiConfigRouting);\r | |
91 | }\r | |
92 | ASSERT (mHiiConfigRouting != NULL);\r | |
93 | \r | |
94 | //\r | |
95 | // Convert buffer data to <ConfigResp> by helper function BlockToConfig()\r | |
96 | //\r | |
97 | ZeroMem (&Configuration, sizeof (VLAN_CONFIGURATION));\r | |
98 | BufferSize = sizeof (VLAN_CONFIG_PRIVATE_DATA);\r | |
99 | Status = mHiiConfigRouting->BlockToConfig (\r | |
100 | mHiiConfigRouting,\r | |
101 | Request,\r | |
102 | (UINT8 *) &Configuration,\r | |
103 | BufferSize,\r | |
104 | Results,\r | |
105 | Progress\r | |
106 | );\r | |
107 | return Status;\r | |
108 | }\r | |
109 | \r | |
110 | \r | |
111 | /**\r | |
112 | This function processes the results of changes in configuration.\r | |
113 | \r | |
114 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
115 | @param[in] Configuration A null-terminated Unicode string in <ConfigResp>\r | |
116 | format.\r | |
117 | @param[out] Progress A pointer to a string filled in with the offset of\r | |
118 | the most recent '&' before the first failing\r | |
119 | name/value pair (or the beginning of the string if\r | |
120 | the failure is in the first name/value pair) or\r | |
121 | the terminating NULL if all was successful.\r | |
122 | \r | |
123 | @retval EFI_SUCCESS The Results is processed successfully.\r | |
124 | @retval EFI_INVALID_PARAMETER Configuration is NULL.\r | |
125 | @retval EFI_NOT_FOUND Routing data doesn't match any storage in this\r | |
126 | driver.\r | |
127 | \r | |
128 | **/\r | |
129 | EFI_STATUS\r | |
130 | EFIAPI\r | |
131 | VlanRouteConfig (\r | |
132 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
133 | IN CONST EFI_STRING Configuration,\r | |
134 | OUT EFI_STRING *Progress\r | |
135 | )\r | |
136 | {\r | |
137 | if (Configuration == NULL || Progress == NULL) {\r | |
138 | return EFI_INVALID_PARAMETER;\r | |
139 | }\r | |
140 | \r | |
141 | *Progress = Configuration;\r | |
142 | if (!HiiIsConfigHdrMatch (Configuration, &mVlanFormSetGuid, mVlanStorageName)) {\r | |
143 | return EFI_NOT_FOUND;\r | |
144 | }\r | |
145 | \r | |
146 | *Progress = Configuration + StrLen (Configuration);\r | |
147 | return EFI_SUCCESS;\r | |
148 | }\r | |
149 | \r | |
150 | /**\r | |
151 | This function processes the results of changes in configuration.\r | |
152 | \r | |
153 | @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.\r | |
154 | @param[in] Action Specifies the type of action taken by the browser.\r | |
155 | @param[in] QuestionId A unique value which is sent to the original\r | |
156 | exporting driver so that it can identify the type\r | |
157 | of data to expect.\r | |
158 | @param[in] Type The type of value for the question.\r | |
159 | @param[in] Value A pointer to the data being sent to the original\r | |
160 | exporting driver.\r | |
161 | @param[out] ActionRequest On return, points to the action requested by the\r | |
162 | callback function.\r | |
163 | \r | |
164 | @retval EFI_SUCCESS The callback successfully handled the action.\r | |
165 | @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the\r | |
166 | variable and its data.\r | |
167 | @retval EFI_DEVICE_ERROR The variable could not be saved.\r | |
168 | @retval EFI_UNSUPPORTED The specified Action is not supported by the\r | |
169 | callback.\r | |
170 | \r | |
171 | **/\r | |
172 | EFI_STATUS\r | |
173 | EFIAPI\r | |
174 | VlanCallback (\r | |
175 | IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,\r | |
176 | IN EFI_BROWSER_ACTION Action,\r | |
177 | IN EFI_QUESTION_ID QuestionId,\r | |
178 | IN UINT8 Type,\r | |
179 | IN EFI_IFR_TYPE_VALUE *Value,\r | |
180 | OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest\r | |
181 | )\r | |
182 | {\r | |
183 | VLAN_CONFIG_PRIVATE_DATA *PrivateData;\r | |
184 | VLAN_CONFIGURATION *Configuration;\r | |
185 | EFI_VLAN_CONFIG_PROTOCOL *VlanConfig;\r | |
186 | UINTN Index;\r | |
187 | EFI_HANDLE VlanHandle;\r | |
188 | \r | |
189 | PrivateData = VLAN_CONFIG_PRIVATE_DATA_FROM_THIS (This);\r | |
190 | \r | |
191 | if (Action == EFI_BROWSER_ACTION_FORM_OPEN) {\r | |
192 | //\r | |
193 | // On FORM_OPEN event, update current VLAN list\r | |
194 | //\r | |
195 | VlanUpdateForm (PrivateData);\r | |
196 | \r | |
197 | return EFI_SUCCESS;\r | |
198 | }\r | |
199 | \r | |
200 | //\r | |
201 | // Get Browser data\r | |
202 | //\r | |
203 | Configuration = AllocateZeroPool (sizeof (VLAN_CONFIGURATION));\r | |
204 | ASSERT (Configuration != NULL);\r | |
205 | HiiGetBrowserData (&mVlanFormSetGuid, mVlanStorageName, sizeof (VLAN_CONFIGURATION), (UINT8 *) Configuration);\r | |
206 | \r | |
207 | VlanConfig = PrivateData->VlanConfig;\r | |
208 | \r | |
209 | switch (QuestionId) {\r | |
210 | case VLAN_ADD_QUESTION_ID:\r | |
211 | //\r | |
212 | // Add a VLAN\r | |
213 | //\r | |
214 | VlanConfig->Set (VlanConfig, Configuration->VlanId, Configuration->Priority);\r | |
215 | VlanUpdateForm (PrivateData);\r | |
216 | \r | |
217 | //\r | |
218 | // Connect the newly created VLAN device\r | |
219 | //\r | |
220 | VlanHandle = NetLibGetVlanHandle (PrivateData->ControllerHandle, Configuration->VlanId);\r | |
221 | if (VlanHandle == NULL) {\r | |
222 | //\r | |
223 | // There may be no child handle created for VLAN ID 0, connect the parent handle\r | |
224 | //\r | |
225 | VlanHandle = PrivateData->ControllerHandle;\r | |
226 | }\r | |
227 | gBS->ConnectController (VlanHandle, NULL, NULL, TRUE);\r | |
228 | \r | |
229 | //\r | |
230 | // Clear UI data\r | |
231 | //\r | |
232 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;\r | |
233 | Configuration->VlanId = 0;\r | |
234 | Configuration->Priority = 0;\r | |
235 | break;\r | |
236 | \r | |
237 | case VLAN_REMOVE_QUESTION_ID:\r | |
238 | //\r | |
239 | // Remove VLAN\r | |
240 | //\r | |
241 | ASSERT (PrivateData->NumberOfVlan <= MAX_VLAN_NUMBER);\r | |
242 | for (Index = 0; Index < PrivateData->NumberOfVlan; Index++) {\r | |
243 | if (Configuration->VlanList[Index] != 0) {\r | |
244 | //\r | |
245 | // Checkbox is selected, need remove this VLAN\r | |
246 | //\r | |
247 | VlanConfig->Remove (VlanConfig, PrivateData->VlanId[Index]);\r | |
248 | }\r | |
249 | }\r | |
250 | \r | |
251 | VlanUpdateForm (PrivateData);\r | |
252 | if (PrivateData->NumberOfVlan == 0) {\r | |
253 | //\r | |
254 | // No VLAN device now, connect the physical NIC handle.\r | |
255 | // Note: PrivateData->NumberOfVlan has been updated by VlanUpdateForm()\r | |
256 | //\r | |
257 | gBS->ConnectController (PrivateData->ControllerHandle, NULL, NULL, TRUE);\r | |
258 | }\r | |
259 | \r | |
260 | *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;\r | |
261 | ZeroMem (Configuration->VlanList, MAX_VLAN_NUMBER);\r | |
262 | break;\r | |
263 | \r | |
264 | default:\r | |
265 | break;\r | |
266 | }\r | |
267 | \r | |
268 | HiiSetBrowserData (&mVlanFormSetGuid, mVlanStorageName, sizeof (VLAN_CONFIGURATION), (UINT8 *) Configuration, NULL);\r | |
269 | FreePool (Configuration);\r | |
270 | return EFI_SUCCESS;\r | |
271 | }\r | |
272 | \r | |
273 | \r | |
274 | /**\r | |
275 | This function update VLAN list in the VLAN configuration Form.\r | |
276 | \r | |
277 | @param[in, out] PrivateData Points to VLAN configuration private data.\r | |
278 | \r | |
279 | **/\r | |
280 | VOID\r | |
281 | VlanUpdateForm (\r | |
282 | IN OUT VLAN_CONFIG_PRIVATE_DATA *PrivateData\r | |
283 | )\r | |
284 | {\r | |
285 | EFI_VLAN_CONFIG_PROTOCOL *VlanConfig;\r | |
286 | UINT16 NumberOfVlan;\r | |
287 | UINTN Index;\r | |
288 | EFI_VLAN_FIND_DATA *VlanData;\r | |
289 | VOID *StartOpCodeHandle;\r | |
290 | EFI_IFR_GUID_LABEL *StartLabel;\r | |
291 | VOID *EndOpCodeHandle;\r | |
292 | EFI_IFR_GUID_LABEL *EndLabel;\r | |
293 | CHAR16 *String;\r | |
294 | CHAR16 VlanStr[30];\r | |
295 | CHAR16 VlanIdStr[6];\r | |
296 | UINTN DigitalCount;\r | |
297 | EFI_STRING_ID StringId;\r | |
298 | \r | |
299 | //\r | |
300 | // Find current VLAN configuration\r | |
301 | //\r | |
302 | VlanData = NULL;\r | |
303 | NumberOfVlan = 0;\r | |
304 | VlanConfig = PrivateData->VlanConfig;\r | |
305 | VlanConfig->Find (VlanConfig, NULL, &NumberOfVlan, &VlanData);\r | |
306 | \r | |
307 | //\r | |
308 | // Update VLAN configuration in PrivateData\r | |
309 | //\r | |
310 | if (NumberOfVlan > MAX_VLAN_NUMBER) {\r | |
311 | NumberOfVlan = MAX_VLAN_NUMBER;\r | |
312 | }\r | |
313 | PrivateData->NumberOfVlan = NumberOfVlan;\r | |
314 | \r | |
315 | //\r | |
316 | // Init OpCode Handle\r | |
317 | //\r | |
318 | StartOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
319 | ASSERT (StartOpCodeHandle != NULL);\r | |
320 | \r | |
321 | EndOpCodeHandle = HiiAllocateOpCodeHandle ();\r | |
322 | ASSERT (EndOpCodeHandle != NULL);\r | |
323 | \r | |
324 | //\r | |
325 | // Create Hii Extend Label OpCode as the start opcode\r | |
326 | //\r | |
327 | StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (\r | |
328 | StartOpCodeHandle,\r | |
329 | &gEfiIfrTianoGuid,\r | |
330 | NULL,\r | |
331 | sizeof (EFI_IFR_GUID_LABEL)\r | |
332 | );\r | |
333 | StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
334 | StartLabel->Number = LABEL_VLAN_LIST;\r | |
335 | \r | |
336 | //\r | |
337 | // Create Hii Extend Label OpCode as the end opcode\r | |
338 | //\r | |
339 | EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (\r | |
340 | EndOpCodeHandle,\r | |
341 | &gEfiIfrTianoGuid,\r | |
342 | NULL,\r | |
343 | sizeof (EFI_IFR_GUID_LABEL)\r | |
344 | );\r | |
345 | EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;\r | |
346 | EndLabel->Number = LABEL_END;\r | |
347 | \r | |
348 | ZeroMem (PrivateData->VlanId, MAX_VLAN_NUMBER);\r | |
349 | for (Index = 0; Index < NumberOfVlan; Index++) {\r | |
350 | String = VlanStr;\r | |
351 | \r | |
352 | StrCpy (String, L" VLAN ID:");\r | |
353 | String += 10;\r | |
354 | //\r | |
355 | // Pad VlanId string up to 4 characters with space\r | |
356 | //\r | |
357 | DigitalCount = UnicodeValueToString (VlanIdStr, 0, VlanData[Index].VlanId, 5);\r | |
358 | SetMem16 (String, (4 - DigitalCount) * sizeof (CHAR16), L' ');\r | |
359 | StrCpy (String + 4 - DigitalCount, VlanIdStr);\r | |
360 | String += 4;\r | |
361 | \r | |
362 | StrCpy (String, L", Priority:");\r | |
363 | String += 11;\r | |
364 | String += UnicodeValueToString (String, 0, VlanData[Index].Priority, 4);\r | |
365 | *String = 0;\r | |
366 | \r | |
367 | StringId = HiiSetString (PrivateData->HiiHandle, 0, VlanStr, NULL);\r | |
368 | ASSERT (StringId != 0);\r | |
369 | \r | |
370 | HiiCreateCheckBoxOpCode (\r | |
371 | StartOpCodeHandle,\r | |
372 | (EFI_QUESTION_ID) (VLAN_LIST_VAR_OFFSET + Index),\r | |
373 | VLAN_CONFIGURATION_VARSTORE_ID,\r | |
374 | (UINT16) (VLAN_LIST_VAR_OFFSET + Index),\r | |
375 | StringId,\r | |
376 | STRING_TOKEN (STR_VLAN_VLAN_LIST_HELP),\r | |
377 | 0,\r | |
378 | 0,\r | |
379 | NULL\r | |
380 | );\r | |
381 | \r | |
382 | //\r | |
383 | // Save VLAN id to private data\r | |
384 | //\r | |
385 | PrivateData->VlanId[Index] = VlanData[Index].VlanId;\r | |
386 | }\r | |
387 | \r | |
388 | HiiUpdateForm (\r | |
389 | PrivateData->HiiHandle, // HII handle\r | |
390 | &mVlanFormSetGuid, // Formset GUID\r | |
391 | VLAN_CONFIGURATION_FORM_ID, // Form ID\r | |
392 | StartOpCodeHandle, // Label for where to insert opcodes\r | |
393 | EndOpCodeHandle // Replace data\r | |
394 | );\r | |
395 | \r | |
396 | HiiFreeOpCodeHandle (StartOpCodeHandle);\r | |
397 | HiiFreeOpCodeHandle (EndOpCodeHandle);\r | |
398 | \r | |
399 | if (VlanData != NULL) {\r | |
400 | FreePool (VlanData);\r | |
401 | }\r | |
402 | }\r | |
403 | \r | |
404 | \r | |
405 | /**\r | |
406 | This function publish the VLAN configuration Form for a network device. The\r | |
407 | HII Config Access protocol will be installed on a child handle of the network\r | |
408 | device.\r | |
409 | \r | |
410 | @param[in, out] PrivateData Points to VLAN configuration private data.\r | |
411 | \r | |
412 | @retval EFI_SUCCESS HII Form is installed for this network device.\r | |
413 | @retval EFI_OUT_OF_RESOURCES Not enough resource for HII Form installation.\r | |
414 | @retval Others Other errors as indicated.\r | |
415 | \r | |
416 | **/\r | |
417 | EFI_STATUS\r | |
418 | InstallVlanConfigForm (\r | |
419 | IN OUT VLAN_CONFIG_PRIVATE_DATA *PrivateData\r | |
420 | )\r | |
421 | {\r | |
422 | EFI_STATUS Status;\r | |
423 | EFI_HII_HANDLE HiiHandle;\r | |
424 | EFI_HANDLE DriverHandle;\r | |
425 | CHAR16 Str[26 + sizeof (EFI_MAC_ADDRESS) * 2 + 1];\r | |
426 | CHAR16 *MacString;\r | |
427 | EFI_DEVICE_PATH_PROTOCOL *ChildDevicePath;\r | |
428 | EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;\r | |
429 | \r | |
430 | //\r | |
431 | // Create child handle and install HII Config Access Protocol\r | |
432 | //\r | |
433 | ChildDevicePath = AppendDevicePathNode (\r | |
434 | PrivateData->ParentDevicePath,\r | |
435 | (CONST EFI_DEVICE_PATH_PROTOCOL *) &mHiiVendorDevicePathNode\r | |
436 | );\r | |
437 | if (ChildDevicePath == NULL) {\r | |
438 | return EFI_OUT_OF_RESOURCES;\r | |
439 | }\r | |
440 | PrivateData->ChildDevicePath = ChildDevicePath;\r | |
441 | \r | |
442 | DriverHandle = NULL;\r | |
443 | ConfigAccess = &PrivateData->ConfigAccess;\r | |
444 | Status = gBS->InstallMultipleProtocolInterfaces (\r | |
445 | &DriverHandle,\r | |
446 | &gEfiDevicePathProtocolGuid,\r | |
447 | ChildDevicePath,\r | |
448 | &gEfiHiiConfigAccessProtocolGuid,\r | |
449 | ConfigAccess,\r | |
450 | NULL\r | |
451 | );\r | |
452 | if (EFI_ERROR (Status)) {\r | |
453 | return Status;\r | |
454 | }\r | |
455 | PrivateData->DriverHandle = DriverHandle;\r | |
456 | \r | |
457 | //\r | |
458 | // Publish the HII package list\r | |
459 | //\r | |
460 | HiiHandle = HiiAddPackages (\r | |
461 | &mVlanFormSetGuid,\r | |
462 | DriverHandle,\r | |
463 | VlanConfigDxeStrings,\r | |
464 | VlanConfigBin,\r | |
465 | NULL\r | |
466 | );\r | |
467 | if (HiiHandle == NULL) {\r | |
468 | return EFI_OUT_OF_RESOURCES;\r | |
469 | }\r | |
470 | PrivateData->HiiHandle = HiiHandle;\r | |
471 | \r | |
472 | //\r | |
473 | // Update formset title\r | |
474 | //\r | |
475 | MacString = NULL;\r | |
476 | Status = NetLibGetMacString (PrivateData->ControllerHandle, PrivateData->ImageHandle, &MacString);\r | |
477 | if (EFI_ERROR (Status)) {\r | |
478 | return Status;\r | |
479 | }\r | |
480 | PrivateData->MacString = MacString;\r | |
481 | \r | |
482 | StrCpy (Str, L"VLAN Configuration (MAC:");\r | |
483 | StrnCat (Str, MacString, sizeof (EFI_MAC_ADDRESS) * 2);\r | |
484 | StrCat (Str, L")");\r | |
485 | HiiSetString (\r | |
486 | HiiHandle,\r | |
487 | STRING_TOKEN (STR_VLAN_FORM_SET_TITLE),\r | |
488 | Str,\r | |
489 | NULL\r | |
490 | );\r | |
491 | \r | |
492 | //\r | |
493 | // Update form title\r | |
494 | //\r | |
495 | HiiSetString (\r | |
496 | HiiHandle,\r | |
497 | STRING_TOKEN (STR_VLAN_FORM_TITLE),\r | |
498 | Str,\r | |
499 | NULL\r | |
500 | );\r | |
501 | \r | |
502 | return EFI_SUCCESS;\r | |
503 | }\r | |
504 | \r | |
505 | /**\r | |
506 | This function remove the VLAN configuration Form for a network device. The\r | |
507 | child handle for HII Config Access protocol will be destroyed.\r | |
508 | \r | |
509 | @param[in, out] PrivateData Points to VLAN configuration private data.\r | |
510 | \r | |
511 | **/\r | |
512 | VOID\r | |
513 | UninstallVlanConfigForm (\r | |
514 | IN OUT VLAN_CONFIG_PRIVATE_DATA *PrivateData\r | |
515 | )\r | |
516 | {\r | |
517 | //\r | |
518 | // Free MAC string\r | |
519 | //\r | |
520 | if (PrivateData->MacString != NULL) {\r | |
521 | FreePool (PrivateData->MacString);\r | |
522 | PrivateData->MacString = NULL;\r | |
523 | }\r | |
524 | \r | |
525 | //\r | |
526 | // Uninstall HII package list\r | |
527 | //\r | |
528 | if (PrivateData->HiiHandle != NULL) {\r | |
529 | HiiRemovePackages (PrivateData->HiiHandle);\r | |
530 | PrivateData->HiiHandle = NULL;\r | |
531 | }\r | |
532 | \r | |
533 | //\r | |
534 | // Uninstall HII Config Access Protocol\r | |
535 | //\r | |
536 | if (PrivateData->DriverHandle != NULL) {\r | |
537 | gBS->UninstallMultipleProtocolInterfaces (\r | |
538 | PrivateData->DriverHandle,\r | |
539 | &gEfiDevicePathProtocolGuid,\r | |
540 | PrivateData->ChildDevicePath,\r | |
541 | &gEfiHiiConfigAccessProtocolGuid,\r | |
542 | &PrivateData->ConfigAccess,\r | |
543 | NULL\r | |
544 | );\r | |
545 | PrivateData->DriverHandle = NULL;\r | |
546 | \r | |
547 | if (PrivateData->ChildDevicePath != NULL) {\r | |
548 | FreePool (PrivateData->ChildDevicePath);\r | |
549 | PrivateData->ChildDevicePath = NULL;\r | |
550 | }\r | |
551 | }\r | |
552 | }\r |