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a405b86d | 1 | /** @file\r |
2 | Provides interface to shell internal functions for shell commands.\r | |
3 | \r | |
d65f2cea | 4 | Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r |
cf041fd7 RN |
5 | (C) Copyright 2013-2015 Hewlett-Packard Development Company, L.P.<BR>\r |
6 | (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>\r | |
7 | \r | |
56ba3746 | 8 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
a405b86d | 9 | \r |
10 | **/\r | |
11 | \r | |
12 | #include "UefiShellCommandLib.h"\r | |
13 | \r | |
a405b86d | 14 | // STATIC local variables\r |
15 | STATIC SHELL_COMMAND_INTERNAL_LIST_ENTRY mCommandList;\r | |
16 | STATIC SCRIPT_FILE_LIST mScriptList;\r | |
17 | STATIC ALIAS_LIST mAliasList;\r | |
18 | STATIC BOOLEAN mEchoState;\r | |
19 | STATIC BOOLEAN mExitRequested;\r | |
b6b22b13 | 20 | STATIC UINT64 mExitCode;\r |
a405b86d | 21 | STATIC BOOLEAN mExitScript;\r |
22 | STATIC CHAR16 *mProfileList;\r | |
23 | STATIC UINTN mProfileListSize;\r | |
24 | STATIC UINTN mFsMaxCount = 0;\r | |
25 | STATIC UINTN mBlkMaxCount = 0;\r | |
26 | STATIC BUFFER_LIST mFileHandleList;\r | |
27 | \r | |
3bd89603 LE |
28 | STATIC CONST CHAR8 Hex[] = {\r |
29 | '0',\r | |
30 | '1',\r | |
31 | '2',\r | |
32 | '3',\r | |
33 | '4',\r | |
34 | '5',\r | |
35 | '6',\r | |
36 | '7',\r | |
37 | '8',\r | |
38 | '9',\r | |
39 | 'A',\r | |
40 | 'B',\r | |
41 | 'C',\r | |
42 | 'D',\r | |
43 | 'E',\r | |
44 | 'F'\r | |
45 | };\r | |
46 | \r | |
a405b86d | 47 | // global variables required by library class.\r |
a405b86d | 48 | EFI_UNICODE_COLLATION_PROTOCOL *gUnicodeCollation = NULL;\r |
a405b86d | 49 | SHELL_MAP_LIST gShellMapList;\r |
9cf45187 | 50 | SHELL_MAP_LIST *gShellCurMapping = NULL;\r |
a405b86d | 51 | \r |
52 | CONST CHAR16* SupportLevel[] = {\r | |
53 | L"Minimal",\r | |
54 | L"Scripting",\r | |
55 | L"Basic",\r | |
56 | L"Interactive"\r | |
57 | };\r | |
58 | \r | |
59 | /**\r | |
60 | Function to make sure that the global protocol pointers are valid.\r | |
61 | must be called after constructor before accessing the pointers.\r | |
62 | **/\r | |
63 | EFI_STATUS\r | |
64 | EFIAPI\r | |
65 | CommandInit(\r | |
66 | VOID\r | |
67 | )\r | |
68 | {\r | |
d65f2cea RN |
69 | UINTN NumHandles;\r |
70 | EFI_HANDLE *Handles;\r | |
71 | EFI_UNICODE_COLLATION_PROTOCOL *Uc;\r | |
72 | CHAR8 *BestLanguage;\r | |
73 | UINTN Index;\r | |
74 | EFI_STATUS Status;\r | |
75 | CHAR8 *PlatformLang;\r | |
ba0014b9 | 76 | \r |
d65f2cea RN |
77 | GetEfiGlobalVariable2 (EFI_PLATFORM_LANG_VARIABLE_NAME, (VOID**)&PlatformLang, NULL);\r |
78 | if (PlatformLang == NULL) {\r | |
79 | return EFI_UNSUPPORTED;\r | |
80 | }\r | |
81 | \r | |
a405b86d | 82 | if (gUnicodeCollation == NULL) {\r |
d65f2cea RN |
83 | Status = gBS->LocateHandleBuffer (\r |
84 | ByProtocol,\r | |
85 | &gEfiUnicodeCollation2ProtocolGuid,\r | |
86 | NULL,\r | |
87 | &NumHandles,\r | |
88 | &Handles\r | |
89 | );\r | |
90 | if (EFI_ERROR (Status)) {\r | |
91 | NumHandles = 0;\r | |
92 | Handles = NULL;\r | |
93 | }\r | |
94 | for (Index = 0; Index < NumHandles; Index++) {\r | |
95 | //\r | |
96 | // Open Unicode Collation Protocol\r | |
97 | //\r | |
98 | Status = gBS->OpenProtocol (\r | |
99 | Handles[Index],\r | |
100 | &gEfiUnicodeCollation2ProtocolGuid,\r | |
101 | (VOID **) &Uc,\r | |
102 | gImageHandle,\r | |
103 | NULL,\r | |
104 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
105 | );\r | |
106 | if (EFI_ERROR (Status)) {\r | |
107 | continue;\r | |
108 | }\r | |
109 | \r | |
110 | //\r | |
111 | // Find the best matching matching language from the supported languages\r | |
ba0014b9 | 112 | // of Unicode Collation2 protocol.\r |
d65f2cea RN |
113 | //\r |
114 | BestLanguage = GetBestLanguage (\r | |
115 | Uc->SupportedLanguages,\r | |
116 | FALSE,\r | |
117 | PlatformLang,\r | |
118 | NULL\r | |
119 | );\r | |
120 | if (BestLanguage != NULL) {\r | |
121 | FreePool (BestLanguage);\r | |
122 | gUnicodeCollation = Uc;\r | |
123 | break;\r | |
124 | }\r | |
125 | }\r | |
126 | if (Handles != NULL) {\r | |
127 | FreePool (Handles);\r | |
a405b86d | 128 | }\r |
d65f2cea | 129 | FreePool (PlatformLang);\r |
a405b86d | 130 | }\r |
d65f2cea RN |
131 | \r |
132 | return (gUnicodeCollation == NULL) ? EFI_UNSUPPORTED : EFI_SUCCESS;\r | |
a405b86d | 133 | }\r |
134 | \r | |
135 | /**\r | |
136 | Constructor for the Shell Command library.\r | |
137 | \r | |
138 | Initialize the library and determine if the underlying is a UEFI Shell 2.0 or an EFI shell.\r | |
139 | \r | |
140 | @param ImageHandle the image handle of the process\r | |
141 | @param SystemTable the EFI System Table pointer\r | |
142 | \r | |
143 | @retval EFI_SUCCESS the initialization was complete sucessfully\r | |
144 | **/\r | |
145 | RETURN_STATUS\r | |
146 | EFIAPI\r | |
147 | ShellCommandLibConstructor (\r | |
148 | IN EFI_HANDLE ImageHandle,\r | |
149 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
150 | )\r | |
151 | {\r | |
152 | EFI_STATUS Status;\r | |
153 | InitializeListHead(&gShellMapList.Link);\r | |
154 | InitializeListHead(&mCommandList.Link);\r | |
155 | InitializeListHead(&mAliasList.Link);\r | |
156 | InitializeListHead(&mScriptList.Link);\r | |
157 | InitializeListHead(&mFileHandleList.Link);\r | |
158 | mEchoState = TRUE;\r | |
159 | \r | |
160 | mExitRequested = FALSE;\r | |
161 | mExitScript = FALSE;\r | |
162 | mProfileListSize = 0;\r | |
163 | mProfileList = NULL;\r | |
164 | \r | |
d65f2cea RN |
165 | Status = CommandInit ();\r |
166 | if (EFI_ERROR (Status)) {\r | |
167 | return EFI_DEVICE_ERROR;\r | |
a405b86d | 168 | }\r |
169 | \r | |
170 | return (RETURN_SUCCESS);\r | |
171 | }\r | |
172 | \r | |
4f67c7ff JC |
173 | /**\r |
174 | Frees list of file handles.\r | |
175 | \r | |
176 | @param[in] List The list to free.\r | |
177 | **/\r | |
178 | VOID\r | |
4f67c7ff JC |
179 | FreeFileHandleList (\r |
180 | IN BUFFER_LIST *List\r | |
181 | )\r | |
182 | {\r | |
183 | BUFFER_LIST *BufferListEntry;\r | |
184 | \r | |
185 | if (List == NULL){\r | |
186 | return;\r | |
187 | }\r | |
188 | //\r | |
189 | // enumerate through the buffer list and free all memory\r | |
190 | //\r | |
191 | for ( BufferListEntry = ( BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
192 | ; !IsListEmpty (&List->Link)\r | |
193 | ; BufferListEntry = (BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
194 | ){\r | |
195 | RemoveEntryList(&BufferListEntry->Link);\r | |
196 | ASSERT(BufferListEntry->Buffer != NULL);\r | |
197 | SHELL_FREE_NON_NULL(((SHELL_COMMAND_FILE_HANDLE*)(BufferListEntry->Buffer))->Path);\r | |
198 | SHELL_FREE_NON_NULL(BufferListEntry->Buffer);\r | |
199 | SHELL_FREE_NON_NULL(BufferListEntry);\r | |
200 | }\r | |
201 | }\r | |
202 | \r | |
a405b86d | 203 | /**\r |
204 | Destructor for the library. free any resources.\r | |
205 | \r | |
206 | @param ImageHandle the image handle of the process\r | |
207 | @param SystemTable the EFI System Table pointer\r | |
208 | \r | |
209 | @retval RETURN_SUCCESS this function always returns success\r | |
210 | **/\r | |
211 | RETURN_STATUS\r | |
212 | EFIAPI\r | |
213 | ShellCommandLibDestructor (\r | |
214 | IN EFI_HANDLE ImageHandle,\r | |
215 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
216 | )\r | |
217 | {\r | |
218 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
3f869579 | 219 | ALIAS_LIST *Node2;\r |
a405b86d | 220 | SCRIPT_FILE_LIST *Node3;\r |
221 | SHELL_MAP_LIST *MapNode;\r | |
222 | //\r | |
223 | // enumerate throught the list and free all the memory\r | |
224 | //\r | |
225 | while (!IsListEmpty (&mCommandList.Link)) {\r | |
226 | Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link);\r | |
227 | RemoveEntryList(&Node->Link);\r | |
228 | SHELL_FREE_NON_NULL(Node->CommandString);\r | |
229 | FreePool(Node);\r | |
230 | DEBUG_CODE(Node = NULL;);\r | |
231 | }\r | |
232 | \r | |
233 | //\r | |
3f869579 | 234 | // enumerate through the alias list and free all memory\r |
a405b86d | 235 | //\r |
236 | while (!IsListEmpty (&mAliasList.Link)) {\r | |
3f869579 | 237 | Node2 = (ALIAS_LIST *)GetFirstNode(&mAliasList.Link);\r |
a405b86d | 238 | RemoveEntryList(&Node2->Link);\r |
239 | SHELL_FREE_NON_NULL(Node2->CommandString);\r | |
3f869579 | 240 | SHELL_FREE_NON_NULL(Node2->Alias);\r |
241 | SHELL_FREE_NON_NULL(Node2);\r | |
a405b86d | 242 | DEBUG_CODE(Node2 = NULL;);\r |
243 | }\r | |
244 | \r | |
245 | //\r | |
246 | // enumerate throught the list and free all the memory\r | |
247 | //\r | |
248 | while (!IsListEmpty (&mScriptList.Link)) {\r | |
249 | Node3 = (SCRIPT_FILE_LIST *)GetFirstNode(&mScriptList.Link);\r | |
250 | RemoveEntryList(&Node3->Link);\r | |
251 | DeleteScriptFileStruct(Node3->Data);\r | |
252 | FreePool(Node3);\r | |
253 | }\r | |
254 | \r | |
255 | //\r | |
256 | // enumerate throught the mappings list and free all the memory\r | |
257 | //\r | |
258 | if (!IsListEmpty(&gShellMapList.Link)) {\r | |
259 | for (MapNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
260 | ; !IsListEmpty (&gShellMapList.Link)\r | |
261 | ; MapNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
262 | ){\r | |
263 | ASSERT(MapNode != NULL);\r | |
264 | RemoveEntryList(&MapNode->Link);\r | |
265 | SHELL_FREE_NON_NULL(MapNode->DevicePath);\r | |
266 | SHELL_FREE_NON_NULL(MapNode->MapName);\r | |
267 | SHELL_FREE_NON_NULL(MapNode->CurrentDirectoryPath);\r | |
268 | FreePool(MapNode);\r | |
269 | }\r | |
270 | }\r | |
271 | if (!IsListEmpty(&mFileHandleList.Link)){\r | |
4f67c7ff | 272 | FreeFileHandleList(&mFileHandleList);\r |
a405b86d | 273 | }\r |
274 | \r | |
275 | if (mProfileList != NULL) {\r | |
276 | FreePool(mProfileList);\r | |
277 | }\r | |
278 | \r | |
1a63ec8f | 279 | gUnicodeCollation = NULL;\r |
9cf45187 | 280 | gShellCurMapping = NULL;\r |
1a63ec8f | 281 | \r |
a405b86d | 282 | return (RETURN_SUCCESS);\r |
283 | }\r | |
284 | \r | |
285 | /**\r | |
f5ba4007 | 286 | Find a dynamic command protocol instance given a command name string.\r |
cf812a20 JC |
287 | \r |
288 | @param CommandString the command name string\r | |
289 | \r | |
290 | @return instance the command protocol instance, if dynamic command instance found\r | |
291 | @retval NULL no dynamic command protocol instance found for name\r | |
292 | **/\r | |
293 | CONST EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *\r | |
cf812a20 JC |
294 | ShellCommandFindDynamicCommand (\r |
295 | IN CONST CHAR16 *CommandString\r | |
296 | )\r | |
297 | {\r | |
298 | EFI_STATUS Status;\r | |
299 | EFI_HANDLE *CommandHandleList;\r | |
300 | EFI_HANDLE *NextCommand;\r | |
301 | EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *DynamicCommand;\r | |
302 | \r | |
303 | CommandHandleList = GetHandleListByProtocol(&gEfiShellDynamicCommandProtocolGuid);\r | |
304 | if (CommandHandleList == NULL) {\r | |
305 | //\r | |
306 | // not found or out of resources\r | |
307 | //\r | |
ba0014b9 | 308 | return NULL;\r |
cf812a20 JC |
309 | }\r |
310 | \r | |
311 | for (NextCommand = CommandHandleList; *NextCommand != NULL; NextCommand++) {\r | |
312 | Status = gBS->HandleProtocol(\r | |
313 | *NextCommand,\r | |
314 | &gEfiShellDynamicCommandProtocolGuid,\r | |
315 | (VOID **)&DynamicCommand\r | |
316 | );\r | |
317 | \r | |
318 | if (EFI_ERROR(Status)) {\r | |
319 | continue;\r | |
320 | }\r | |
321 | \r | |
322 | if (gUnicodeCollation->StriColl(\r | |
323 | gUnicodeCollation,\r | |
324 | (CHAR16*)CommandString,\r | |
ba0014b9 | 325 | (CHAR16*)DynamicCommand->CommandName) == 0\r |
cf812a20 JC |
326 | ){\r |
327 | FreePool(CommandHandleList);\r | |
328 | return (DynamicCommand);\r | |
329 | }\r | |
330 | }\r | |
331 | \r | |
332 | FreePool(CommandHandleList);\r | |
333 | return (NULL);\r | |
334 | }\r | |
335 | \r | |
336 | /**\r | |
337 | Checks if a command exists as a dynamic command protocol instance\r | |
a405b86d | 338 | \r |
339 | @param[in] CommandString The command string to check for on the list.\r | |
340 | **/\r | |
341 | BOOLEAN\r | |
cf812a20 JC |
342 | ShellCommandDynamicCommandExists (\r |
343 | IN CONST CHAR16 *CommandString\r | |
344 | )\r | |
345 | {\r | |
f5ba4007 | 346 | return (BOOLEAN) ((ShellCommandFindDynamicCommand(CommandString) != NULL));\r |
cf812a20 JC |
347 | }\r |
348 | \r | |
349 | /**\r | |
350 | Checks if a command is already on the internal command list.\r | |
351 | \r | |
352 | @param[in] CommandString The command string to check for on the list.\r | |
353 | **/\r | |
354 | BOOLEAN\r | |
cf812a20 JC |
355 | ShellCommandIsCommandOnInternalList(\r |
356 | IN CONST CHAR16 *CommandString\r | |
a405b86d | 357 | )\r |
358 | {\r | |
359 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
360 | \r | |
361 | //\r | |
362 | // assert for NULL parameter\r | |
363 | //\r | |
364 | ASSERT(CommandString != NULL);\r | |
365 | \r | |
366 | //\r | |
367 | // check for the command\r | |
368 | //\r | |
369 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
370 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
371 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
372 | ){\r | |
373 | ASSERT(Node->CommandString != NULL);\r | |
374 | if (gUnicodeCollation->StriColl(\r | |
375 | gUnicodeCollation,\r | |
376 | (CHAR16*)CommandString,\r | |
377 | Node->CommandString) == 0\r | |
378 | ){\r | |
379 | return (TRUE);\r | |
380 | }\r | |
381 | }\r | |
382 | return (FALSE);\r | |
383 | }\r | |
384 | \r | |
385 | /**\r | |
cf812a20 JC |
386 | Checks if a command exists, either internally or through the dynamic command protocol.\r |
387 | \r | |
388 | @param[in] CommandString The command string to check for on the list.\r | |
389 | **/\r | |
390 | BOOLEAN\r | |
391 | EFIAPI\r | |
392 | ShellCommandIsCommandOnList(\r | |
393 | IN CONST CHAR16 *CommandString\r | |
394 | )\r | |
395 | {\r | |
396 | if (ShellCommandIsCommandOnInternalList(CommandString)) {\r | |
397 | return TRUE;\r | |
398 | }\r | |
399 | \r | |
400 | return ShellCommandDynamicCommandExists(CommandString);\r | |
401 | }\r | |
402 | \r | |
403 | /**\r | |
404 | Get the help text for a dynamic command.\r | |
405 | \r | |
406 | @param[in] CommandString The command name.\r | |
407 | \r | |
408 | @retval NULL No help text was found.\r | |
409 | @return String of help text. Caller required to free.\r | |
410 | **/\r | |
411 | CHAR16*\r | |
cf812a20 JC |
412 | ShellCommandGetDynamicCommandHelp(\r |
413 | IN CONST CHAR16 *CommandString\r | |
414 | )\r | |
415 | {\r | |
416 | EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *DynamicCommand;\r | |
417 | \r | |
418 | DynamicCommand = (EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *)ShellCommandFindDynamicCommand(CommandString);\r | |
419 | if (DynamicCommand == NULL) {\r | |
420 | return (NULL);\r | |
421 | }\r | |
422 | \r | |
423 | //\r | |
424 | // TODO: how to get proper language?\r | |
425 | //\r | |
ba0014b9 | 426 | return DynamicCommand->GetHelp(DynamicCommand, "en");\r |
cf812a20 JC |
427 | }\r |
428 | \r | |
429 | /**\r | |
430 | Get the help text for an internal command.\r | |
a405b86d | 431 | \r |
432 | @param[in] CommandString The command name.\r | |
433 | \r | |
434 | @retval NULL No help text was found.\r | |
435 | @return String of help text. Caller reuiqred to free.\r | |
436 | **/\r | |
437 | CHAR16*\r | |
cf812a20 | 438 | ShellCommandGetInternalCommandHelp(\r |
a405b86d | 439 | IN CONST CHAR16 *CommandString\r |
440 | )\r | |
441 | {\r | |
442 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
443 | \r | |
444 | //\r | |
445 | // assert for NULL parameter\r | |
446 | //\r | |
447 | ASSERT(CommandString != NULL);\r | |
448 | \r | |
449 | //\r | |
450 | // check for the command\r | |
451 | //\r | |
452 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
453 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
454 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
455 | ){\r | |
456 | ASSERT(Node->CommandString != NULL);\r | |
457 | if (gUnicodeCollation->StriColl(\r | |
458 | gUnicodeCollation,\r | |
459 | (CHAR16*)CommandString,\r | |
460 | Node->CommandString) == 0\r | |
461 | ){\r | |
462 | return (HiiGetString(Node->HiiHandle, Node->ManFormatHelp, NULL));\r | |
463 | }\r | |
464 | }\r | |
465 | return (NULL);\r | |
466 | }\r | |
467 | \r | |
cf812a20 JC |
468 | /**\r |
469 | Get the help text for a command.\r | |
470 | \r | |
471 | @param[in] CommandString The command name.\r | |
472 | \r | |
473 | @retval NULL No help text was found.\r | |
474 | @return String of help text.Caller reuiqred to free.\r | |
475 | **/\r | |
476 | CHAR16*\r | |
477 | EFIAPI\r | |
478 | ShellCommandGetCommandHelp (\r | |
479 | IN CONST CHAR16 *CommandString\r | |
480 | )\r | |
481 | {\r | |
482 | CHAR16 *HelpStr;\r | |
483 | HelpStr = ShellCommandGetInternalCommandHelp(CommandString);\r | |
484 | \r | |
485 | if (HelpStr == NULL) {\r | |
486 | HelpStr = ShellCommandGetDynamicCommandHelp(CommandString);\r | |
487 | }\r | |
488 | \r | |
489 | return HelpStr;\r | |
490 | }\r | |
491 | \r | |
492 | \r | |
a405b86d | 493 | /**\r |
494 | Registers handlers of type SHELL_RUN_COMMAND and\r | |
495 | SHELL_GET_MAN_FILENAME for each shell command.\r | |
496 | \r | |
497 | If the ShellSupportLevel is greater than the value of the\r | |
498 | PcdShellSupportLevel then return RETURN_UNSUPPORTED.\r | |
499 | \r | |
500 | Registers the handlers specified by GetHelpInfoHandler and CommandHandler\r | |
501 | with the command specified by CommandString. If the command named by\r | |
502 | CommandString has already been registered, then return\r | |
503 | RETURN_ALREADY_STARTED.\r | |
504 | \r | |
505 | If there are not enough resources available to register the handlers then\r | |
506 | RETURN_OUT_OF_RESOURCES is returned.\r | |
507 | \r | |
508 | If CommandString is NULL, then ASSERT().\r | |
509 | If GetHelpInfoHandler is NULL, then ASSERT().\r | |
510 | If CommandHandler is NULL, then ASSERT().\r | |
511 | If ProfileName is NULL, then ASSERT().\r | |
512 | \r | |
513 | @param[in] CommandString Pointer to the command name. This is the\r | |
514 | name to look for on the command line in\r | |
515 | the shell.\r | |
516 | @param[in] CommandHandler Pointer to a function that runs the\r | |
517 | specified command.\r | |
518 | @param[in] GetManFileName Pointer to a function that provides man\r | |
519 | filename.\r | |
520 | @param[in] ShellMinSupportLevel minimum Shell Support Level which has this\r | |
521 | function.\r | |
522 | @param[in] ProfileName profile name to require for support of this\r | |
523 | function.\r | |
524 | @param[in] CanAffectLE indicates whether this command's return value\r | |
525 | can change the LASTERROR environment variable.\r | |
526 | @param[in] HiiHandle Handle of this command's HII entry.\r | |
527 | @param[in] ManFormatHelp HII locator for the help text.\r | |
528 | \r | |
529 | @retval RETURN_SUCCESS The handlers were registered.\r | |
530 | @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to\r | |
531 | register the shell command.\r | |
532 | @retval RETURN_UNSUPPORTED the ShellMinSupportLevel was higher than the\r | |
533 | currently allowed support level.\r | |
534 | @retval RETURN_ALREADY_STARTED The CommandString represents a command that\r | |
535 | is already registered. Only 1 handler set for\r | |
536 | a given command is allowed.\r | |
537 | @sa SHELL_GET_MAN_FILENAME\r | |
538 | @sa SHELL_RUN_COMMAND\r | |
539 | **/\r | |
540 | RETURN_STATUS\r | |
541 | EFIAPI\r | |
542 | ShellCommandRegisterCommandName (\r | |
543 | IN CONST CHAR16 *CommandString,\r | |
544 | IN SHELL_RUN_COMMAND CommandHandler,\r | |
545 | IN SHELL_GET_MAN_FILENAME GetManFileName,\r | |
546 | IN UINT32 ShellMinSupportLevel,\r | |
547 | IN CONST CHAR16 *ProfileName,\r | |
548 | IN CONST BOOLEAN CanAffectLE,\r | |
549 | IN CONST EFI_HANDLE HiiHandle,\r | |
550 | IN CONST EFI_STRING_ID ManFormatHelp\r | |
551 | )\r | |
552 | {\r | |
553 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
d51088b7 | 554 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Command;\r |
555 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *PrevCommand;\r | |
556 | INTN LexicalMatchValue;\r | |
557 | \r | |
558 | //\r | |
559 | // Initialize local variables.\r | |
560 | //\r | |
561 | Command = NULL;\r | |
562 | PrevCommand = NULL;\r | |
563 | LexicalMatchValue = 0;\r | |
a405b86d | 564 | \r |
565 | //\r | |
566 | // ASSERTs for NULL parameters\r | |
567 | //\r | |
568 | ASSERT(CommandString != NULL);\r | |
569 | ASSERT(GetManFileName != NULL);\r | |
570 | ASSERT(CommandHandler != NULL);\r | |
571 | ASSERT(ProfileName != NULL);\r | |
572 | \r | |
573 | //\r | |
574 | // check for shell support level\r | |
575 | //\r | |
576 | if (PcdGet8(PcdShellSupportLevel) < ShellMinSupportLevel) {\r | |
577 | return (RETURN_UNSUPPORTED);\r | |
578 | }\r | |
579 | \r | |
580 | //\r | |
581 | // check for already on the list\r | |
582 | //\r | |
583 | if (ShellCommandIsCommandOnList(CommandString)) {\r | |
584 | return (RETURN_ALREADY_STARTED);\r | |
585 | }\r | |
586 | \r | |
587 | //\r | |
588 | // allocate memory for new struct\r | |
589 | //\r | |
1a63ec8f | 590 | Node = AllocateZeroPool(sizeof(SHELL_COMMAND_INTERNAL_LIST_ENTRY));\r |
107d05a4 RN |
591 | if (Node == NULL) {\r |
592 | return RETURN_OUT_OF_RESOURCES;\r | |
593 | }\r | |
53173337 | 594 | Node->CommandString = AllocateCopyPool(StrSize(CommandString), CommandString);\r |
107d05a4 RN |
595 | if (Node->CommandString == NULL) {\r |
596 | FreePool (Node);\r | |
597 | return RETURN_OUT_OF_RESOURCES;\r | |
598 | }\r | |
a405b86d | 599 | \r |
a405b86d | 600 | Node->GetManFileName = GetManFileName;\r |
601 | Node->CommandHandler = CommandHandler;\r | |
602 | Node->LastError = CanAffectLE;\r | |
603 | Node->HiiHandle = HiiHandle;\r | |
604 | Node->ManFormatHelp = ManFormatHelp;\r | |
605 | \r | |
606 | if ( StrLen(ProfileName)>0\r | |
607 | && ((mProfileList != NULL\r | |
608 | && StrStr(mProfileList, ProfileName) == NULL) || mProfileList == NULL)\r | |
609 | ){\r | |
610 | ASSERT((mProfileList == NULL && mProfileListSize == 0) || (mProfileList != NULL));\r | |
611 | if (mProfileList == NULL) {\r | |
612 | //\r | |
613 | // If this is the first make a leading ';'\r | |
614 | //\r | |
615 | StrnCatGrow(&mProfileList, &mProfileListSize, L";", 0);\r | |
616 | }\r | |
617 | StrnCatGrow(&mProfileList, &mProfileListSize, ProfileName, 0);\r | |
618 | StrnCatGrow(&mProfileList, &mProfileListSize, L";", 0);\r | |
619 | }\r | |
620 | \r | |
621 | //\r | |
d51088b7 | 622 | // Insert a new entry on top of the list\r |
623 | //\r | |
624 | InsertHeadList (&mCommandList.Link, &Node->Link);\r | |
625 | \r | |
626 | //\r | |
627 | // Move a new registered command to its sorted ordered location in the list\r | |
a405b86d | 628 | //\r |
d51088b7 | 629 | for (Command = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode (&mCommandList.Link),\r |
630 | PrevCommand = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode (&mCommandList.Link)\r | |
631 | ; !IsNull (&mCommandList.Link, &Command->Link)\r | |
632 | ; Command = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode (&mCommandList.Link, &Command->Link)) {\r | |
633 | \r | |
634 | //\r | |
635 | // Get Lexical Comparison Value between PrevCommand and Command list entry\r | |
636 | //\r | |
637 | LexicalMatchValue = gUnicodeCollation->StriColl (\r | |
638 | gUnicodeCollation,\r | |
639 | PrevCommand->CommandString,\r | |
640 | Command->CommandString\r | |
641 | );\r | |
642 | \r | |
643 | //\r | |
644 | // Swap PrevCommand and Command list entry if PrevCommand list entry\r | |
645 | // is alphabetically greater than Command list entry\r | |
646 | //\r | |
647 | if (LexicalMatchValue > 0){\r | |
648 | Command = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *) SwapListEntries (&PrevCommand->Link, &Command->Link);\r | |
649 | } else if (LexicalMatchValue < 0) {\r | |
650 | //\r | |
651 | // PrevCommand entry is lexically lower than Command entry\r | |
652 | //\r | |
653 | break;\r | |
654 | }\r | |
655 | }\r | |
a405b86d | 656 | \r |
657 | return (RETURN_SUCCESS);\r | |
658 | }\r | |
659 | \r | |
660 | /**\r | |
661 | Function to get the current Profile string.\r | |
662 | \r | |
663 | @retval NULL There are no installed profiles.\r | |
664 | @return A semi-colon delimited list of profiles.\r | |
665 | **/\r | |
666 | CONST CHAR16 *\r | |
667 | EFIAPI\r | |
668 | ShellCommandGetProfileList (\r | |
669 | VOID\r | |
670 | )\r | |
671 | {\r | |
672 | return (mProfileList);\r | |
673 | }\r | |
674 | \r | |
675 | /**\r | |
676 | Checks if a command string has been registered for CommandString and if so it runs\r | |
677 | the previously registered handler for that command with the command line.\r | |
678 | \r | |
679 | If CommandString is NULL, then ASSERT().\r | |
680 | \r | |
681 | If Sections is specified, then each section name listed will be compared in a casesensitive\r | |
682 | manner, to the section names described in Appendix B UEFI Shell 2.0 spec. If the section exists,\r | |
683 | it will be appended to the returned help text. If the section does not exist, no\r | |
684 | information will be returned. If Sections is NULL, then all help text information\r | |
685 | available will be returned.\r | |
686 | \r | |
4ff7e37b ED |
687 | @param[in] CommandString Pointer to the command name. This is the name\r |
688 | found on the command line in the shell.\r | |
689 | @param[in, out] RetVal Pointer to the return vaule from the command handler.\r | |
a405b86d | 690 | \r |
4ff7e37b ED |
691 | @param[in, out] CanAffectLE indicates whether this command's return value\r |
692 | needs to be placed into LASTERROR environment variable.\r | |
a405b86d | 693 | \r |
694 | @retval RETURN_SUCCESS The handler was run.\r | |
695 | @retval RETURN_NOT_FOUND The CommandString did not match a registered\r | |
696 | command name.\r | |
697 | @sa SHELL_RUN_COMMAND\r | |
698 | **/\r | |
699 | RETURN_STATUS\r | |
700 | EFIAPI\r | |
701 | ShellCommandRunCommandHandler (\r | |
702 | IN CONST CHAR16 *CommandString,\r | |
703 | IN OUT SHELL_STATUS *RetVal,\r | |
704 | IN OUT BOOLEAN *CanAffectLE OPTIONAL\r | |
705 | )\r | |
706 | {\r | |
cf812a20 JC |
707 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r |
708 | EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *DynamicCommand;\r | |
a405b86d | 709 | \r |
710 | //\r | |
711 | // assert for NULL parameters\r | |
712 | //\r | |
713 | ASSERT(CommandString != NULL);\r | |
714 | \r | |
715 | //\r | |
716 | // check for the command\r | |
717 | //\r | |
718 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
719 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
720 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
721 | ){\r | |
722 | ASSERT(Node->CommandString != NULL);\r | |
723 | if (gUnicodeCollation->StriColl(\r | |
724 | gUnicodeCollation,\r | |
725 | (CHAR16*)CommandString,\r | |
726 | Node->CommandString) == 0\r | |
cf812a20 | 727 | ){\r |
a405b86d | 728 | if (CanAffectLE != NULL) {\r |
729 | *CanAffectLE = Node->LastError;\r | |
730 | }\r | |
731 | if (RetVal != NULL) {\r | |
732 | *RetVal = Node->CommandHandler(NULL, gST);\r | |
733 | } else {\r | |
734 | Node->CommandHandler(NULL, gST);\r | |
735 | }\r | |
736 | return (RETURN_SUCCESS);\r | |
737 | }\r | |
738 | }\r | |
cf812a20 JC |
739 | \r |
740 | //\r | |
741 | // An internal command was not found, try to find a dynamic command\r | |
742 | //\r | |
743 | DynamicCommand = (EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *)ShellCommandFindDynamicCommand(CommandString);\r | |
744 | if (DynamicCommand != NULL) {\r | |
745 | if (RetVal != NULL) {\r | |
746 | *RetVal = DynamicCommand->Handler(DynamicCommand, gST, gEfiShellParametersProtocol, gEfiShellProtocol);\r | |
747 | } else {\r | |
748 | DynamicCommand->Handler(DynamicCommand, gST, gEfiShellParametersProtocol, gEfiShellProtocol);\r | |
749 | }\r | |
750 | return (RETURN_SUCCESS);\r | |
751 | }\r | |
752 | \r | |
a405b86d | 753 | return (RETURN_NOT_FOUND);\r |
754 | }\r | |
755 | \r | |
756 | /**\r | |
757 | Checks if a command string has been registered for CommandString and if so it\r | |
758 | returns the MAN filename specified for that command.\r | |
759 | \r | |
760 | If CommandString is NULL, then ASSERT().\r | |
761 | \r | |
762 | @param[in] CommandString Pointer to the command name. This is the name\r | |
763 | found on the command line in the shell.\\r | |
764 | \r | |
765 | @retval NULL the commandString was not a registered command.\r | |
766 | @return other the name of the MAN file.\r | |
767 | @sa SHELL_GET_MAN_FILENAME\r | |
768 | **/\r | |
769 | CONST CHAR16*\r | |
770 | EFIAPI\r | |
771 | ShellCommandGetManFileNameHandler (\r | |
772 | IN CONST CHAR16 *CommandString\r | |
773 | )\r | |
774 | {\r | |
775 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
776 | \r | |
777 | //\r | |
778 | // assert for NULL parameters\r | |
779 | //\r | |
780 | ASSERT(CommandString != NULL);\r | |
781 | \r | |
782 | //\r | |
783 | // check for the command\r | |
784 | //\r | |
785 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
786 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
787 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
788 | ){\r | |
789 | ASSERT(Node->CommandString != NULL);\r | |
790 | if (gUnicodeCollation->StriColl(\r | |
791 | gUnicodeCollation,\r | |
792 | (CHAR16*)CommandString,\r | |
793 | Node->CommandString) == 0\r | |
794 | ){\r | |
795 | return (Node->GetManFileName());\r | |
796 | }\r | |
797 | }\r | |
798 | return (NULL);\r | |
799 | }\r | |
800 | \r | |
801 | /**\r | |
802 | Get the list of all available shell internal commands. This is a linked list\r | |
803 | (via LIST_ENTRY structure). enumerate through it using the BaseLib linked\r | |
804 | list functions. do not modify the values.\r | |
805 | \r | |
1a63ec8f | 806 | @param[in] Sort TRUE to alphabetically sort the values first. FALSE otherwise.\r |
807 | \r | |
a405b86d | 808 | @return a Linked list of all available shell commands.\r |
809 | **/\r | |
810 | CONST COMMAND_LIST*\r | |
811 | EFIAPI\r | |
812 | ShellCommandGetCommandList (\r | |
1a63ec8f | 813 | IN CONST BOOLEAN Sort\r |
a405b86d | 814 | )\r |
815 | {\r | |
1a63ec8f | 816 | // if (!Sort) {\r |
817 | // return ((COMMAND_LIST*)(&mCommandList));\r | |
818 | // }\r | |
a405b86d | 819 | return ((COMMAND_LIST*)(&mCommandList));\r |
820 | }\r | |
821 | \r | |
822 | /**\r | |
823 | Registers aliases to be set as part of the initialization of the shell application.\r | |
824 | \r | |
825 | If Command is NULL, then ASSERT().\r | |
826 | If Alias is NULL, then ASSERT().\r | |
827 | \r | |
828 | @param[in] Command Pointer to the Command\r | |
829 | @param[in] Alias Pointer to Alias\r | |
830 | \r | |
831 | @retval RETURN_SUCCESS The handlers were registered.\r | |
832 | @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to\r | |
833 | register the shell command.\r | |
834 | **/\r | |
835 | RETURN_STATUS\r | |
836 | EFIAPI\r | |
837 | ShellCommandRegisterAlias (\r | |
838 | IN CONST CHAR16 *Command,\r | |
839 | IN CONST CHAR16 *Alias\r | |
840 | )\r | |
841 | {\r | |
842 | ALIAS_LIST *Node;\r | |
4ba9b812 | 843 | ALIAS_LIST *CommandAlias;\r |
ba0014b9 | 844 | ALIAS_LIST *PrevCommandAlias;\r |
4ba9b812 | 845 | INTN LexicalMatchValue;\r |
a405b86d | 846 | \r |
847 | //\r | |
848 | // Asserts for NULL\r | |
849 | //\r | |
850 | ASSERT(Command != NULL);\r | |
851 | ASSERT(Alias != NULL);\r | |
852 | \r | |
853 | //\r | |
854 | // allocate memory for new struct\r | |
855 | //\r | |
1a63ec8f | 856 | Node = AllocateZeroPool(sizeof(ALIAS_LIST));\r |
107d05a4 RN |
857 | if (Node == NULL) {\r |
858 | return RETURN_OUT_OF_RESOURCES;\r | |
859 | }\r | |
53173337 | 860 | Node->CommandString = AllocateCopyPool(StrSize(Command), Command);\r |
107d05a4 RN |
861 | if (Node->CommandString == NULL) {\r |
862 | FreePool (Node);\r | |
863 | return RETURN_OUT_OF_RESOURCES;\r | |
864 | }\r | |
53173337 | 865 | Node->Alias = AllocateCopyPool(StrSize(Alias), Alias);\r |
107d05a4 RN |
866 | if (Node->Alias == NULL) {\r |
867 | FreePool (Node->CommandString);\r | |
868 | FreePool (Node);\r | |
869 | return RETURN_OUT_OF_RESOURCES;\r | |
870 | }\r | |
a405b86d | 871 | \r |
4ba9b812 TS |
872 | InsertHeadList (&mAliasList.Link, &Node->Link);\r |
873 | \r | |
a405b86d | 874 | //\r |
4ba9b812 | 875 | // Move a new pre-defined registered alias to its sorted ordered location in the list\r |
a405b86d | 876 | //\r |
4ba9b812 TS |
877 | for ( CommandAlias = (ALIAS_LIST *)GetFirstNode (&mAliasList.Link),\r |
878 | PrevCommandAlias = (ALIAS_LIST *)GetFirstNode (&mAliasList.Link)\r | |
879 | ; !IsNull (&mAliasList.Link, &CommandAlias->Link)\r | |
880 | ; CommandAlias = (ALIAS_LIST *) GetNextNode (&mAliasList.Link, &CommandAlias->Link) ) {\r | |
881 | //\r | |
882 | // Get Lexical comparison value between PrevCommandAlias and CommandAlias List Entry\r | |
883 | //\r | |
884 | LexicalMatchValue = gUnicodeCollation->StriColl (\r | |
885 | gUnicodeCollation,\r | |
886 | PrevCommandAlias->Alias,\r | |
887 | CommandAlias->Alias\r | |
888 | );\r | |
889 | \r | |
890 | //\r | |
891 | // Swap PrevCommandAlias and CommandAlias list entry if PrevCommandAlias list entry\r | |
892 | // is alphabetically greater than CommandAlias list entry\r | |
ba0014b9 | 893 | //\r |
4ba9b812 TS |
894 | if (LexicalMatchValue > 0) {\r |
895 | CommandAlias = (ALIAS_LIST *) SwapListEntries (&PrevCommandAlias->Link, &CommandAlias->Link);\r | |
896 | } else if (LexicalMatchValue < 0) {\r | |
897 | //\r | |
898 | // PrevCommandAlias entry is lexically lower than CommandAlias entry\r | |
899 | //\r | |
900 | break;\r | |
901 | }\r | |
902 | }\r | |
a405b86d | 903 | \r |
904 | return (RETURN_SUCCESS);\r | |
905 | }\r | |
906 | \r | |
907 | /**\r | |
908 | Get the list of all shell alias commands. This is a linked list\r | |
909 | (via LIST_ENTRY structure). enumerate through it using the BaseLib linked\r | |
910 | list functions. do not modify the values.\r | |
911 | \r | |
912 | @return a Linked list of all requested shell alias'.\r | |
913 | **/\r | |
914 | CONST ALIAS_LIST*\r | |
915 | EFIAPI\r | |
916 | ShellCommandGetInitAliasList (\r | |
917 | VOID\r | |
918 | )\r | |
919 | {\r | |
920 | return (&mAliasList);\r | |
921 | }\r | |
922 | \r | |
923 | /**\r | |
1a63ec8f | 924 | Determine if a given alias is on the list of built in alias'.\r |
a405b86d | 925 | \r |
926 | @param[in] Alias The alias to test for\r | |
927 | \r | |
928 | @retval TRUE The alias is a built in alias\r | |
929 | @retval FALSE The alias is not a built in alias\r | |
930 | **/\r | |
931 | BOOLEAN\r | |
932 | EFIAPI\r | |
933 | ShellCommandIsOnAliasList(\r | |
934 | IN CONST CHAR16 *Alias\r | |
935 | )\r | |
936 | {\r | |
937 | ALIAS_LIST *Node;\r | |
938 | \r | |
939 | //\r | |
940 | // assert for NULL parameter\r | |
941 | //\r | |
942 | ASSERT(Alias != NULL);\r | |
943 | \r | |
944 | //\r | |
945 | // check for the Alias\r | |
946 | //\r | |
947 | for ( Node = (ALIAS_LIST *)GetFirstNode(&mAliasList.Link)\r | |
948 | ; !IsNull(&mAliasList.Link, &Node->Link)\r | |
949 | ; Node = (ALIAS_LIST *)GetNextNode(&mAliasList.Link, &Node->Link)\r | |
950 | ){\r | |
951 | ASSERT(Node->CommandString != NULL);\r | |
952 | ASSERT(Node->Alias != NULL);\r | |
953 | if (gUnicodeCollation->StriColl(\r | |
954 | gUnicodeCollation,\r | |
955 | (CHAR16*)Alias,\r | |
956 | Node->CommandString) == 0\r | |
957 | ){\r | |
958 | return (TRUE);\r | |
959 | }\r | |
960 | if (gUnicodeCollation->StriColl(\r | |
961 | gUnicodeCollation,\r | |
962 | (CHAR16*)Alias,\r | |
963 | Node->Alias) == 0\r | |
964 | ){\r | |
965 | return (TRUE);\r | |
966 | }\r | |
967 | }\r | |
968 | return (FALSE);\r | |
969 | }\r | |
970 | \r | |
971 | /**\r | |
cceb4ebd | 972 | Function to determine current state of ECHO. Echo determines if lines from scripts\r |
a405b86d | 973 | and ECHO commands are enabled.\r |
974 | \r | |
975 | @retval TRUE Echo is currently enabled\r | |
976 | @retval FALSE Echo is currently disabled\r | |
977 | **/\r | |
978 | BOOLEAN\r | |
979 | EFIAPI\r | |
980 | ShellCommandGetEchoState(\r | |
981 | VOID\r | |
982 | )\r | |
983 | {\r | |
984 | return (mEchoState);\r | |
985 | }\r | |
986 | \r | |
987 | /**\r | |
cceb4ebd | 988 | Function to set current state of ECHO. Echo determines if lines from scripts\r |
a405b86d | 989 | and ECHO commands are enabled.\r |
990 | \r | |
991 | If State is TRUE, Echo will be enabled.\r | |
992 | If State is FALSE, Echo will be disabled.\r | |
1a63ec8f | 993 | \r |
994 | @param[in] State How to set echo.\r | |
a405b86d | 995 | **/\r |
996 | VOID\r | |
997 | EFIAPI\r | |
998 | ShellCommandSetEchoState(\r | |
999 | IN BOOLEAN State\r | |
1000 | )\r | |
1001 | {\r | |
1002 | mEchoState = State;\r | |
1003 | }\r | |
1004 | \r | |
1005 | /**\r | |
1006 | Indicate that the current shell or script should exit.\r | |
1007 | \r | |
b6b22b13 | 1008 | @param[in] ScriptOnly TRUE if exiting a script; FALSE otherwise.\r |
1009 | @param[in] ErrorCode The 64 bit error code to return.\r | |
a405b86d | 1010 | **/\r |
1011 | VOID\r | |
1012 | EFIAPI\r | |
1013 | ShellCommandRegisterExit (\r | |
b6b22b13 | 1014 | IN BOOLEAN ScriptOnly,\r |
1015 | IN CONST UINT64 ErrorCode\r | |
a405b86d | 1016 | )\r |
1017 | {\r | |
1018 | mExitRequested = (BOOLEAN)(!mExitRequested);\r | |
1019 | if (mExitRequested) {\r | |
1020 | mExitScript = ScriptOnly;\r | |
1021 | } else {\r | |
1022 | mExitScript = FALSE;\r | |
1023 | }\r | |
b6b22b13 | 1024 | mExitCode = ErrorCode;\r |
a405b86d | 1025 | }\r |
1026 | \r | |
1027 | /**\r | |
1028 | Retrieve the Exit indicator.\r | |
1029 | \r | |
1030 | @retval TRUE Exit was indicated.\r | |
1031 | @retval FALSE Exis was not indicated.\r | |
1032 | **/\r | |
1033 | BOOLEAN\r | |
1034 | EFIAPI\r | |
1035 | ShellCommandGetExit (\r | |
1036 | VOID\r | |
1037 | )\r | |
1038 | {\r | |
1039 | return (mExitRequested);\r | |
1040 | }\r | |
1041 | \r | |
b6b22b13 | 1042 | /**\r |
1043 | Retrieve the Exit code.\r | |
1044 | \r | |
1045 | If ShellCommandGetExit returns FALSE than the return from this is undefined.\r | |
1046 | \r | |
1047 | @return the value passed into RegisterExit.\r | |
1048 | **/\r | |
1049 | UINT64\r | |
1050 | EFIAPI\r | |
1051 | ShellCommandGetExitCode (\r | |
1052 | VOID\r | |
1053 | )\r | |
1054 | {\r | |
1055 | return (mExitCode);\r | |
1056 | }\r | |
a405b86d | 1057 | /**\r |
1058 | Retrieve the Exit script indicator.\r | |
1059 | \r | |
1060 | If ShellCommandGetExit returns FALSE than the return from this is undefined.\r | |
1061 | \r | |
1062 | @retval TRUE ScriptOnly was indicated.\r | |
1063 | @retval FALSE ScriptOnly was not indicated.\r | |
1064 | **/\r | |
1065 | BOOLEAN\r | |
1066 | EFIAPI\r | |
1067 | ShellCommandGetScriptExit (\r | |
1068 | VOID\r | |
1069 | )\r | |
1070 | {\r | |
1071 | return (mExitScript);\r | |
1072 | }\r | |
1073 | \r | |
1074 | /**\r | |
1075 | Function to cleanup all memory from a SCRIPT_FILE structure.\r | |
1076 | \r | |
1077 | @param[in] Script The pointer to the structure to cleanup.\r | |
1078 | **/\r | |
1079 | VOID\r | |
1080 | EFIAPI\r | |
1081 | DeleteScriptFileStruct (\r | |
1082 | IN SCRIPT_FILE *Script\r | |
1083 | )\r | |
1084 | {\r | |
1085 | UINT8 LoopVar;\r | |
0ab85bef | 1086 | \r |
1087 | if (Script == NULL) {\r | |
1088 | return;\r | |
1089 | }\r | |
1090 | \r | |
a405b86d | 1091 | for (LoopVar = 0 ; LoopVar < Script->Argc ; LoopVar++) {\r |
0ab85bef | 1092 | SHELL_FREE_NON_NULL(Script->Argv[LoopVar]);\r |
a405b86d | 1093 | }\r |
1094 | if (Script->Argv != NULL) {\r | |
0ab85bef | 1095 | SHELL_FREE_NON_NULL(Script->Argv);\r |
a405b86d | 1096 | }\r |
1097 | Script->CurrentCommand = NULL;\r | |
1098 | while (!IsListEmpty (&Script->CommandList)) {\r | |
1099 | Script->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetFirstNode(&Script->CommandList);\r | |
1100 | if (Script->CurrentCommand != NULL) {\r | |
1101 | RemoveEntryList(&Script->CurrentCommand->Link);\r | |
1102 | if (Script->CurrentCommand->Cl != NULL) {\r | |
0ab85bef | 1103 | SHELL_FREE_NON_NULL(Script->CurrentCommand->Cl);\r |
a405b86d | 1104 | }\r |
1105 | if (Script->CurrentCommand->Data != NULL) {\r | |
0ab85bef | 1106 | SHELL_FREE_NON_NULL(Script->CurrentCommand->Data);\r |
a405b86d | 1107 | }\r |
0ab85bef | 1108 | SHELL_FREE_NON_NULL(Script->CurrentCommand);\r |
a405b86d | 1109 | }\r |
1110 | }\r | |
0ab85bef | 1111 | SHELL_FREE_NON_NULL(Script->ScriptName);\r |
1112 | SHELL_FREE_NON_NULL(Script);\r | |
a405b86d | 1113 | }\r |
1114 | \r | |
1115 | /**\r | |
1116 | Function to return a pointer to the currently running script file object.\r | |
1117 | \r | |
1118 | @retval NULL A script file is not currently running.\r | |
1119 | @return A pointer to the current script file object.\r | |
1120 | **/\r | |
1121 | SCRIPT_FILE*\r | |
1122 | EFIAPI\r | |
1123 | ShellCommandGetCurrentScriptFile (\r | |
1124 | VOID\r | |
1125 | )\r | |
1126 | {\r | |
1127 | SCRIPT_FILE_LIST *List;\r | |
1128 | if (IsListEmpty (&mScriptList.Link)) {\r | |
1129 | return (NULL);\r | |
1130 | }\r | |
1131 | List = ((SCRIPT_FILE_LIST*)GetFirstNode(&mScriptList.Link));\r | |
1132 | return (List->Data);\r | |
1133 | }\r | |
1134 | \r | |
1135 | /**\r | |
1136 | Function to set a new script as the currently running one.\r | |
1137 | \r | |
1138 | This function will correctly stack and unstack nested scripts.\r | |
1139 | \r | |
1140 | @param[in] Script Pointer to new script information structure. if NULL\r | |
1141 | will remove and de-allocate the top-most Script structure.\r | |
1142 | \r | |
1143 | @return A pointer to the current running script file after this\r | |
1144 | change. NULL if removing the final script.\r | |
1145 | **/\r | |
1146 | SCRIPT_FILE*\r | |
1147 | EFIAPI\r | |
1148 | ShellCommandSetNewScript (\r | |
1149 | IN SCRIPT_FILE *Script OPTIONAL\r | |
1150 | )\r | |
1151 | {\r | |
1152 | SCRIPT_FILE_LIST *Node;\r | |
1153 | if (Script == NULL) {\r | |
1154 | if (IsListEmpty (&mScriptList.Link)) {\r | |
a405b86d | 1155 | return (NULL);\r |
1156 | }\r | |
1157 | Node = (SCRIPT_FILE_LIST *)GetFirstNode(&mScriptList.Link);\r | |
1158 | RemoveEntryList(&Node->Link);\r | |
1159 | DeleteScriptFileStruct(Node->Data);\r | |
1160 | FreePool(Node);\r | |
1161 | } else {\r | |
1162 | Node = AllocateZeroPool(sizeof(SCRIPT_FILE_LIST));\r | |
0ab85bef | 1163 | if (Node == NULL) {\r |
1164 | return (NULL);\r | |
1165 | }\r | |
a405b86d | 1166 | Node->Data = Script;\r |
1167 | InsertHeadList(&mScriptList.Link, &Node->Link);\r | |
1168 | }\r | |
1169 | return (ShellCommandGetCurrentScriptFile());\r | |
1170 | }\r | |
1171 | \r | |
1172 | /**\r | |
1173 | Function to generate the next default mapping name.\r | |
1174 | \r | |
1175 | If the return value is not NULL then it must be callee freed.\r | |
1176 | \r | |
1177 | @param Type What kind of mapping name to make.\r | |
1178 | \r | |
1179 | @retval NULL a memory allocation failed.\r | |
1180 | @return a new map name string\r | |
1181 | **/\r | |
1182 | CHAR16*\r | |
1183 | EFIAPI\r | |
1184 | ShellCommandCreateNewMappingName(\r | |
1185 | IN CONST SHELL_MAPPING_TYPE Type\r | |
1186 | )\r | |
1187 | {\r | |
1188 | CHAR16 *String;\r | |
1189 | ASSERT(Type < MappingTypeMax);\r | |
1190 | \r | |
1191 | String = NULL;\r | |
1192 | \r | |
1193 | String = AllocateZeroPool(PcdGet8(PcdShellMapNameLength) * sizeof(String[0]));\r | |
1194 | UnicodeSPrint(\r | |
1195 | String,\r | |
1196 | PcdGet8(PcdShellMapNameLength) * sizeof(String[0]),\r | |
1197 | Type == MappingTypeFileSystem?L"FS%d:":L"BLK%d:",\r | |
1198 | Type == MappingTypeFileSystem?mFsMaxCount++:mBlkMaxCount++);\r | |
1199 | \r | |
1200 | return (String);\r | |
1201 | }\r | |
1202 | \r | |
1203 | /**\r | |
1204 | Function to add a map node to the list of map items and update the "path" environment variable (optionally).\r | |
1205 | \r | |
1206 | If Path is TRUE (during initialization only), the path environment variable will also be updated to include\r | |
1207 | default paths on the new map name...\r | |
1208 | \r | |
1209 | Path should be FALSE when this function is called from the protocol SetMap function.\r | |
1210 | \r | |
1211 | @param[in] Name The human readable mapped name.\r | |
1212 | @param[in] DevicePath The Device Path for this map.\r | |
1213 | @param[in] Flags The Flags attribute for this map item.\r | |
1214 | @param[in] Path TRUE to update path, FALSE to skip this step (should only be TRUE during initialization).\r | |
1215 | \r | |
1216 | @retval EFI_SUCCESS The addition was sucessful.\r | |
1217 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1218 | @retval EFI_INVALID_PARAMETER A parameter was invalid.\r | |
1219 | **/\r | |
1220 | EFI_STATUS\r | |
1221 | EFIAPI\r | |
1222 | ShellCommandAddMapItemAndUpdatePath(\r | |
1223 | IN CONST CHAR16 *Name,\r | |
1224 | IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
1225 | IN CONST UINT64 Flags,\r | |
1226 | IN CONST BOOLEAN Path\r | |
1227 | )\r | |
1228 | {\r | |
1229 | EFI_STATUS Status;\r | |
1230 | SHELL_MAP_LIST *MapListNode;\r | |
1231 | CONST CHAR16 *OriginalPath;\r | |
1232 | CHAR16 *NewPath;\r | |
1233 | UINTN NewPathSize;\r | |
1234 | \r | |
1235 | NewPathSize = 0;\r | |
1236 | NewPath = NULL;\r | |
1237 | OriginalPath = NULL;\r | |
1238 | Status = EFI_SUCCESS;\r | |
1239 | \r | |
1240 | MapListNode = AllocateZeroPool(sizeof(SHELL_MAP_LIST));\r | |
1241 | if (MapListNode == NULL) {\r | |
1242 | Status = EFI_OUT_OF_RESOURCES;\r | |
1243 | } else {\r | |
1244 | MapListNode->Flags = Flags;\r | |
3957a5a5 | 1245 | MapListNode->MapName = AllocateCopyPool(StrSize(Name), Name);\r |
a405b86d | 1246 | MapListNode->DevicePath = DuplicateDevicePath(DevicePath);\r |
1247 | if ((MapListNode->MapName == NULL) || (MapListNode->DevicePath == NULL)){\r | |
1248 | Status = EFI_OUT_OF_RESOURCES;\r | |
1249 | } else {\r | |
a405b86d | 1250 | InsertTailList(&gShellMapList.Link, &MapListNode->Link);\r |
1251 | }\r | |
1252 | }\r | |
1253 | if (EFI_ERROR(Status)) {\r | |
1254 | if (MapListNode != NULL) {\r | |
1255 | if (MapListNode->DevicePath != NULL) {\r | |
1256 | FreePool(MapListNode->DevicePath);\r | |
1257 | }\r | |
1258 | if (MapListNode->MapName != NULL) {\r | |
1259 | FreePool(MapListNode->MapName);\r | |
1260 | }\r | |
1261 | FreePool(MapListNode);\r | |
1262 | }\r | |
1263 | } else if (Path) {\r | |
1264 | //\r | |
1265 | // Since there was no error and Path was TRUE\r | |
1266 | // Now add the correct path for that mapping\r | |
1267 | //\r | |
1268 | OriginalPath = gEfiShellProtocol->GetEnv(L"path");\r | |
1269 | ASSERT((NewPath == NULL && NewPathSize == 0) || (NewPath != NULL));\r | |
1270 | if (OriginalPath != NULL) {\r | |
1271 | StrnCatGrow(&NewPath, &NewPathSize, OriginalPath, 0);\r | |
85b88deb | 1272 | StrnCatGrow(&NewPath, &NewPathSize, L";", 0);\r |
a405b86d | 1273 | }\r |
a405b86d | 1274 | StrnCatGrow(&NewPath, &NewPathSize, Name, 0);\r |
1275 | StrnCatGrow(&NewPath, &NewPathSize, L"\\efi\\tools\\;", 0);\r | |
1276 | StrnCatGrow(&NewPath, &NewPathSize, Name, 0);\r | |
1277 | StrnCatGrow(&NewPath, &NewPathSize, L"\\efi\\boot\\;", 0);\r | |
1278 | StrnCatGrow(&NewPath, &NewPathSize, Name, 0);\r | |
1279 | StrnCatGrow(&NewPath, &NewPathSize, L"\\", 0);\r | |
1280 | \r | |
1281 | Status = gEfiShellProtocol->SetEnv(L"path", NewPath, TRUE);\r | |
1282 | ASSERT_EFI_ERROR(Status);\r | |
1283 | FreePool(NewPath);\r | |
1284 | }\r | |
1285 | return (Status);\r | |
1286 | }\r | |
1287 | \r | |
1288 | /**\r | |
1289 | Creates the default map names for each device path in the system with\r | |
1290 | a protocol depending on the Type.\r | |
1291 | \r | |
1292 | Creates the consistent map names for each device path in the system with\r | |
1293 | a protocol depending on the Type.\r | |
1294 | \r | |
1295 | Note: This will reset all mappings in the system("map -r").\r | |
1296 | \r | |
1297 | Also sets up the default path environment variable if Type is FileSystem.\r | |
1298 | \r | |
1299 | @retval EFI_SUCCESS All map names were created sucessfully.\r | |
1300 | @retval EFI_NOT_FOUND No protocols were found in the system.\r | |
1301 | @return Error returned from gBS->LocateHandle().\r | |
1302 | \r | |
1303 | @sa LocateHandle\r | |
1304 | **/\r | |
1305 | EFI_STATUS\r | |
1306 | EFIAPI\r | |
1307 | ShellCommandCreateInitialMappingsAndPaths(\r | |
1308 | VOID\r | |
1309 | )\r | |
1310 | {\r | |
1311 | EFI_STATUS Status;\r | |
1312 | EFI_HANDLE *HandleList;\r | |
1313 | UINTN Count;\r | |
1314 | EFI_DEVICE_PATH_PROTOCOL **DevicePathList;\r | |
1315 | CHAR16 *NewDefaultName;\r | |
1316 | CHAR16 *NewConsistName;\r | |
1317 | EFI_DEVICE_PATH_PROTOCOL **ConsistMappingTable;\r | |
1318 | SHELL_MAP_LIST *MapListNode;\r | |
055fafe1 HL |
1319 | CONST CHAR16 *CurDir;\r |
1320 | CHAR16 *SplitCurDir;\r | |
1321 | CHAR16 *MapName;\r | |
1322 | SHELL_MAP_LIST *MapListItem;\r | |
1323 | \r | |
1324 | SplitCurDir = NULL;\r | |
1325 | MapName = NULL;\r | |
1326 | MapListItem = NULL;\r | |
a405b86d | 1327 | HandleList = NULL;\r |
1328 | \r | |
1329 | //\r | |
1330 | // Reset the static members back to zero\r | |
1331 | //\r | |
1332 | mFsMaxCount = 0;\r | |
1333 | mBlkMaxCount = 0;\r | |
1334 | \r | |
1335 | gEfiShellProtocol->SetEnv(L"path", L"", TRUE);\r | |
1336 | \r | |
1337 | //\r | |
1338 | // First empty out the existing list.\r | |
1339 | //\r | |
1340 | if (!IsListEmpty(&gShellMapList.Link)) {\r | |
1341 | for ( MapListNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
1342 | ; !IsListEmpty(&gShellMapList.Link)\r | |
1343 | ; MapListNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
1344 | ){\r | |
1345 | RemoveEntryList(&MapListNode->Link);\r | |
c8cfd83a JY |
1346 | SHELL_FREE_NON_NULL(MapListNode->DevicePath);\r |
1347 | SHELL_FREE_NON_NULL(MapListNode->MapName);\r | |
1348 | SHELL_FREE_NON_NULL(MapListNode->CurrentDirectoryPath);\r | |
a405b86d | 1349 | FreePool(MapListNode);\r |
1350 | } // for loop\r | |
1351 | }\r | |
1352 | \r | |
1353 | //\r | |
1354 | // Find each handle with Simple File System\r | |
1355 | //\r | |
0ab85bef | 1356 | HandleList = GetHandleListByProtocol(&gEfiSimpleFileSystemProtocolGuid);\r |
a405b86d | 1357 | if (HandleList != NULL) {\r |
1358 | //\r | |
1359 | // Do a count of the handles\r | |
1360 | //\r | |
1361 | for (Count = 0 ; HandleList[Count] != NULL ; Count++);\r | |
1362 | \r | |
1363 | //\r | |
1364 | // Get all Device Paths\r | |
1365 | //\r | |
1a63ec8f | 1366 | DevicePathList = AllocateZeroPool(sizeof(EFI_DEVICE_PATH_PROTOCOL*) * Count);\r |
107d05a4 RN |
1367 | if (DevicePathList == NULL) {\r |
1368 | SHELL_FREE_NON_NULL (HandleList);\r | |
1369 | return EFI_OUT_OF_RESOURCES;\r | |
1370 | }\r | |
a405b86d | 1371 | \r |
1372 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1373 | DevicePathList[Count] = DevicePathFromHandle(HandleList[Count]);\r | |
1374 | }\r | |
1375 | \r | |
1376 | //\r | |
1377 | // Sort all DevicePaths\r | |
1378 | //\r | |
1379 | PerformQuickSort(DevicePathList, Count, sizeof(EFI_DEVICE_PATH_PROTOCOL*), DevicePathCompare);\r | |
1380 | \r | |
1381 | ShellCommandConsistMappingInitialize(&ConsistMappingTable);\r | |
1382 | //\r | |
1383 | // Assign new Mappings to all...\r | |
1384 | //\r | |
1385 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1386 | //\r | |
1387 | // Get default name first\r | |
1388 | //\r | |
1389 | NewDefaultName = ShellCommandCreateNewMappingName(MappingTypeFileSystem);\r | |
1390 | ASSERT(NewDefaultName != NULL);\r | |
1391 | Status = ShellCommandAddMapItemAndUpdatePath(NewDefaultName, DevicePathList[Count], 0, TRUE);\r | |
1392 | ASSERT_EFI_ERROR(Status);\r | |
1393 | FreePool(NewDefaultName);\r | |
1394 | \r | |
1395 | //\r | |
1396 | // Now do consistent name\r | |
1397 | //\r | |
1398 | NewConsistName = ShellCommandConsistMappingGenMappingName(DevicePathList[Count], ConsistMappingTable);\r | |
1399 | if (NewConsistName != NULL) {\r | |
1400 | Status = ShellCommandAddMapItemAndUpdatePath(NewConsistName, DevicePathList[Count], 0, FALSE);\r | |
1401 | ASSERT_EFI_ERROR(Status);\r | |
1402 | FreePool(NewConsistName);\r | |
1403 | }\r | |
1404 | }\r | |
1405 | \r | |
1406 | ShellCommandConsistMappingUnInitialize(ConsistMappingTable);\r | |
1407 | \r | |
1408 | SHELL_FREE_NON_NULL(HandleList);\r | |
1409 | SHELL_FREE_NON_NULL(DevicePathList);\r | |
1410 | \r | |
1411 | HandleList = NULL;\r | |
055fafe1 HL |
1412 | \r |
1413 | //\r | |
1414 | //gShellCurMapping point to node of current file system in the gShellMapList. When reset all mappings,\r | |
1415 | //all nodes in the gShellMapList will be free. Then gShellCurMapping will be a dangling pointer, So,\r | |
1416 | //after created new mappings, we should reset the gShellCurMapping pointer back to node of current file system.\r | |
1417 | //\r | |
1418 | if (gShellCurMapping != NULL) {\r | |
1419 | gShellCurMapping = NULL;\r | |
1420 | CurDir = gEfiShellProtocol->GetEnv(L"cwd");\r | |
1421 | if (CurDir != NULL) {\r | |
1422 | MapName = AllocateCopyPool (StrSize(CurDir), CurDir);\r | |
1423 | if (MapName == NULL) {\r | |
1424 | return EFI_OUT_OF_RESOURCES;\r | |
1425 | }\r | |
1426 | SplitCurDir = StrStr (MapName, L":");\r | |
1427 | if (SplitCurDir == NULL) {\r | |
1428 | SHELL_FREE_NON_NULL (MapName);\r | |
1429 | return EFI_UNSUPPORTED;\r | |
1430 | }\r | |
1431 | *(SplitCurDir + 1) = CHAR_NULL;\r | |
1432 | MapListItem = ShellCommandFindMapItem (MapName);\r | |
1433 | if (MapListItem != NULL) {\r | |
1434 | gShellCurMapping = MapListItem;\r | |
1435 | }\r | |
1436 | SHELL_FREE_NON_NULL (MapName);\r | |
1437 | }\r | |
1438 | }\r | |
a405b86d | 1439 | } else {\r |
1440 | Count = (UINTN)-1;\r | |
1441 | }\r | |
1442 | \r | |
1443 | //\r | |
1444 | // Find each handle with Block Io\r | |
1445 | //\r | |
0ab85bef | 1446 | HandleList = GetHandleListByProtocol(&gEfiBlockIoProtocolGuid);\r |
a405b86d | 1447 | if (HandleList != NULL) {\r |
1448 | for (Count = 0 ; HandleList[Count] != NULL ; Count++);\r | |
1449 | \r | |
1450 | //\r | |
1451 | // Get all Device Paths\r | |
1452 | //\r | |
1a63ec8f | 1453 | DevicePathList = AllocateZeroPool(sizeof(EFI_DEVICE_PATH_PROTOCOL*) * Count);\r |
107d05a4 RN |
1454 | if (DevicePathList == NULL) {\r |
1455 | SHELL_FREE_NON_NULL (HandleList);\r | |
1456 | return EFI_OUT_OF_RESOURCES;\r | |
1457 | }\r | |
a405b86d | 1458 | \r |
1459 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1460 | DevicePathList[Count] = DevicePathFromHandle(HandleList[Count]);\r | |
1461 | }\r | |
1462 | \r | |
1463 | //\r | |
1464 | // Sort all DevicePaths\r | |
1465 | //\r | |
1466 | PerformQuickSort(DevicePathList, Count, sizeof(EFI_DEVICE_PATH_PROTOCOL*), DevicePathCompare);\r | |
1467 | \r | |
1468 | //\r | |
1469 | // Assign new Mappings to all...\r | |
1470 | //\r | |
1471 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1472 | //\r | |
1473 | // Get default name first\r | |
1474 | //\r | |
1475 | NewDefaultName = ShellCommandCreateNewMappingName(MappingTypeBlockIo);\r | |
1476 | ASSERT(NewDefaultName != NULL);\r | |
1477 | Status = ShellCommandAddMapItemAndUpdatePath(NewDefaultName, DevicePathList[Count], 0, FALSE);\r | |
1478 | ASSERT_EFI_ERROR(Status);\r | |
1479 | FreePool(NewDefaultName);\r | |
1480 | }\r | |
1481 | \r | |
1482 | SHELL_FREE_NON_NULL(HandleList);\r | |
1483 | SHELL_FREE_NON_NULL(DevicePathList);\r | |
1484 | } else if (Count == (UINTN)-1) {\r | |
1485 | return (EFI_NOT_FOUND);\r | |
1486 | }\r | |
1487 | \r | |
1488 | return (EFI_SUCCESS);\r | |
cf812a20 JC |
1489 | }\r |
1490 | \r | |
1491 | /**\r | |
1492 | Add mappings for any devices without one. Do not change any existing maps.\r | |
1493 | \r | |
1494 | @retval EFI_SUCCESS The operation was successful.\r | |
1495 | **/\r | |
1496 | EFI_STATUS\r | |
1497 | EFIAPI\r | |
1498 | ShellCommandUpdateMapping (\r | |
1499 | VOID\r | |
1500 | )\r | |
1501 | {\r | |
1502 | EFI_STATUS Status;\r | |
1503 | EFI_HANDLE *HandleList;\r | |
1504 | UINTN Count;\r | |
1505 | EFI_DEVICE_PATH_PROTOCOL **DevicePathList;\r | |
1506 | CHAR16 *NewDefaultName;\r | |
1507 | CHAR16 *NewConsistName;\r | |
1508 | EFI_DEVICE_PATH_PROTOCOL **ConsistMappingTable;\r | |
1509 | \r | |
1510 | HandleList = NULL;\r | |
1511 | Status = EFI_SUCCESS;\r | |
1512 | \r | |
1513 | //\r | |
1514 | // remove mappings that represent removed devices.\r | |
1515 | //\r | |
1516 | \r | |
1517 | //\r | |
1518 | // Find each handle with Simple File System\r | |
1519 | //\r | |
1520 | HandleList = GetHandleListByProtocol(&gEfiSimpleFileSystemProtocolGuid);\r | |
1521 | if (HandleList != NULL) {\r | |
1522 | //\r | |
1523 | // Do a count of the handles\r | |
1524 | //\r | |
1525 | for (Count = 0 ; HandleList[Count] != NULL ; Count++);\r | |
1526 | \r | |
1527 | //\r | |
1528 | // Get all Device Paths\r | |
1529 | //\r | |
1530 | DevicePathList = AllocateZeroPool(sizeof(EFI_DEVICE_PATH_PROTOCOL*) * Count);\r | |
ae315cc2 JC |
1531 | if (DevicePathList == NULL) {\r |
1532 | return (EFI_OUT_OF_RESOURCES);\r | |
1533 | }\r | |
cf812a20 JC |
1534 | \r |
1535 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1536 | DevicePathList[Count] = DevicePathFromHandle(HandleList[Count]);\r | |
1537 | }\r | |
1538 | \r | |
1539 | //\r | |
1540 | // Sort all DevicePaths\r | |
1541 | //\r | |
1542 | PerformQuickSort(DevicePathList, Count, sizeof(EFI_DEVICE_PATH_PROTOCOL*), DevicePathCompare);\r | |
1543 | \r | |
1544 | ShellCommandConsistMappingInitialize(&ConsistMappingTable);\r | |
1545 | \r | |
1546 | //\r | |
1547 | // Assign new Mappings to remainders\r | |
1548 | //\r | |
ae315cc2 | 1549 | for (Count = 0 ; !EFI_ERROR(Status) && HandleList[Count] != NULL && !EFI_ERROR(Status); Count++) {\r |
cf812a20 JC |
1550 | //\r |
1551 | // Skip ones that already have\r | |
1552 | //\r | |
1553 | if (gEfiShellProtocol->GetMapFromDevicePath(&DevicePathList[Count]) != NULL) {\r | |
1554 | continue;\r | |
1555 | }\r | |
1556 | //\r | |
1557 | // Get default name\r | |
1558 | //\r | |
1559 | NewDefaultName = ShellCommandCreateNewMappingName(MappingTypeFileSystem);\r | |
ae315cc2 JC |
1560 | if (NewDefaultName == NULL) {\r |
1561 | Status = EFI_OUT_OF_RESOURCES;\r | |
1562 | break;\r | |
1563 | }\r | |
cf812a20 JC |
1564 | \r |
1565 | //\r | |
1566 | // Call shell protocol SetMap function now...\r | |
1567 | //\r | |
1568 | Status = gEfiShellProtocol->SetMap(DevicePathList[Count], NewDefaultName);\r | |
1569 | \r | |
1570 | if (!EFI_ERROR(Status)) {\r | |
1571 | //\r | |
1572 | // Now do consistent name\r | |
1573 | //\r | |
1574 | NewConsistName = ShellCommandConsistMappingGenMappingName(DevicePathList[Count], ConsistMappingTable);\r | |
1575 | if (NewConsistName != NULL) {\r | |
1576 | Status = gEfiShellProtocol->SetMap(DevicePathList[Count], NewConsistName);\r | |
1577 | FreePool(NewConsistName);\r | |
1578 | }\r | |
1579 | }\r | |
1580 | \r | |
1581 | FreePool(NewDefaultName);\r | |
1582 | }\r | |
1583 | ShellCommandConsistMappingUnInitialize(ConsistMappingTable);\r | |
1584 | SHELL_FREE_NON_NULL(HandleList);\r | |
1585 | SHELL_FREE_NON_NULL(DevicePathList);\r | |
1586 | \r | |
1587 | HandleList = NULL;\r | |
1588 | } else {\r | |
1589 | Count = (UINTN)-1;\r | |
1590 | }\r | |
1591 | //\r | |
1592 | // Do it all over again for gEfiBlockIoProtocolGuid\r | |
1593 | //\r | |
1594 | \r | |
1595 | return (Status);\r | |
1596 | }\r | |
1597 | \r | |
1598 | /**\r | |
1599 | Converts a SHELL_FILE_HANDLE to an EFI_FILE_PROTOCOL*.\r | |
1600 | \r | |
1601 | @param[in] Handle The SHELL_FILE_HANDLE to convert.\r | |
a405b86d | 1602 | \r |
1603 | @return a EFI_FILE_PROTOCOL* representing the same file.\r | |
1604 | **/\r | |
1605 | EFI_FILE_PROTOCOL*\r | |
1606 | EFIAPI\r | |
1607 | ConvertShellHandleToEfiFileProtocol(\r | |
1608 | IN CONST SHELL_FILE_HANDLE Handle\r | |
1609 | )\r | |
1610 | {\r | |
1611 | return ((EFI_FILE_PROTOCOL*)(Handle));\r | |
1612 | }\r | |
1613 | \r | |
1614 | /**\r | |
1615 | Converts a EFI_FILE_PROTOCOL* to an SHELL_FILE_HANDLE.\r | |
1616 | \r | |
1617 | @param[in] Handle The pointer to EFI_FILE_PROTOCOL to convert.\r | |
1618 | @param[in] Path The path to the file for verification.\r | |
1619 | \r | |
ff51746b | 1620 | @return A SHELL_FILE_HANDLE representing the same file.\r |
1621 | @retval NULL There was not enough memory.\r | |
a405b86d | 1622 | **/\r |
1623 | SHELL_FILE_HANDLE\r | |
1624 | EFIAPI\r | |
1625 | ConvertEfiFileProtocolToShellHandle(\r | |
1626 | IN CONST EFI_FILE_PROTOCOL *Handle,\r | |
1627 | IN CONST CHAR16 *Path\r | |
1628 | )\r | |
1629 | {\r | |
1630 | SHELL_COMMAND_FILE_HANDLE *Buffer;\r | |
1631 | BUFFER_LIST *NewNode;\r | |
1632 | \r | |
1633 | if (Path != NULL) {\r | |
1634 | Buffer = AllocateZeroPool(sizeof(SHELL_COMMAND_FILE_HANDLE));\r | |
ff51746b | 1635 | if (Buffer == NULL) {\r |
1636 | return (NULL);\r | |
1637 | }\r | |
1a63ec8f | 1638 | NewNode = AllocateZeroPool(sizeof(BUFFER_LIST));\r |
ff51746b | 1639 | if (NewNode == NULL) {\r |
ae315cc2 | 1640 | SHELL_FREE_NON_NULL(Buffer);\r |
ff51746b | 1641 | return (NULL);\r |
1642 | }\r | |
a405b86d | 1643 | Buffer->FileHandle = (EFI_FILE_PROTOCOL*)Handle;\r |
1644 | Buffer->Path = StrnCatGrow(&Buffer->Path, NULL, Path, 0);\r | |
ff51746b | 1645 | if (Buffer->Path == NULL) {\r |
ae315cc2 JC |
1646 | SHELL_FREE_NON_NULL(NewNode);\r |
1647 | SHELL_FREE_NON_NULL(Buffer);\r | |
ff51746b | 1648 | return (NULL);\r |
1649 | }\r | |
a405b86d | 1650 | NewNode->Buffer = Buffer;\r |
1651 | \r | |
1652 | InsertHeadList(&mFileHandleList.Link, &NewNode->Link);\r | |
1653 | }\r | |
1654 | return ((SHELL_FILE_HANDLE)(Handle));\r | |
1655 | }\r | |
1656 | \r | |
1657 | /**\r | |
1658 | Find the path that was logged with the specified SHELL_FILE_HANDLE.\r | |
1659 | \r | |
1660 | @param[in] Handle The SHELL_FILE_HANDLE to query on.\r | |
1661 | \r | |
1662 | @return A pointer to the path for the file.\r | |
1663 | **/\r | |
1664 | CONST CHAR16*\r | |
1665 | EFIAPI\r | |
1666 | ShellFileHandleGetPath(\r | |
1667 | IN CONST SHELL_FILE_HANDLE Handle\r | |
1668 | )\r | |
1669 | {\r | |
1670 | BUFFER_LIST *Node;\r | |
1671 | \r | |
1672 | for (Node = (BUFFER_LIST*)GetFirstNode(&mFileHandleList.Link)\r | |
1673 | ; !IsNull(&mFileHandleList.Link, &Node->Link)\r | |
1674 | ; Node = (BUFFER_LIST*)GetNextNode(&mFileHandleList.Link, &Node->Link)\r | |
1675 | ){\r | |
1676 | if ((Node->Buffer) && (((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->FileHandle == Handle)){\r | |
1677 | return (((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->Path);\r | |
1678 | }\r | |
1679 | }\r | |
1680 | return (NULL);\r | |
1681 | }\r | |
1682 | \r | |
1683 | /**\r | |
1a63ec8f | 1684 | Remove a SHELL_FILE_HANDLE from the list of SHELL_FILE_HANDLES.\r |
a405b86d | 1685 | \r |
1686 | @param[in] Handle The SHELL_FILE_HANDLE to remove.\r | |
1687 | \r | |
1688 | @retval TRUE The item was removed.\r | |
1689 | @retval FALSE The item was not found.\r | |
1690 | **/\r | |
1691 | BOOLEAN\r | |
1692 | EFIAPI\r | |
1693 | ShellFileHandleRemove(\r | |
1694 | IN CONST SHELL_FILE_HANDLE Handle\r | |
1695 | )\r | |
1696 | {\r | |
1697 | BUFFER_LIST *Node;\r | |
1698 | \r | |
1699 | for (Node = (BUFFER_LIST*)GetFirstNode(&mFileHandleList.Link)\r | |
1700 | ; !IsNull(&mFileHandleList.Link, &Node->Link)\r | |
1701 | ; Node = (BUFFER_LIST*)GetNextNode(&mFileHandleList.Link, &Node->Link)\r | |
1702 | ){\r | |
1703 | if ((Node->Buffer) && (((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->FileHandle == Handle)){\r | |
a405b86d | 1704 | RemoveEntryList(&Node->Link);\r |
ff51746b | 1705 | SHELL_FREE_NON_NULL(((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->Path);\r |
1706 | SHELL_FREE_NON_NULL(Node->Buffer);\r | |
1707 | SHELL_FREE_NON_NULL(Node);\r | |
a405b86d | 1708 | return (TRUE);\r |
1709 | }\r | |
1710 | }\r | |
1711 | return (FALSE);\r | |
1712 | }\r | |
1713 | \r | |
1714 | /**\r | |
1715 | Function to determine if a SHELL_FILE_HANDLE is at the end of the file.\r | |
1716 | \r | |
1717 | This will NOT work on directories.\r | |
1718 | \r | |
1719 | If Handle is NULL, then ASSERT.\r | |
1720 | \r | |
1721 | @param[in] Handle the file handle\r | |
1722 | \r | |
1723 | @retval TRUE the position is at the end of the file\r | |
1724 | @retval FALSE the position is not at the end of the file\r | |
1725 | **/\r | |
1726 | BOOLEAN\r | |
1727 | EFIAPI\r | |
1728 | ShellFileHandleEof(\r | |
1729 | IN SHELL_FILE_HANDLE Handle\r | |
1730 | )\r | |
1731 | {\r | |
1732 | EFI_FILE_INFO *Info;\r | |
1733 | UINT64 Pos;\r | |
1734 | BOOLEAN RetVal;\r | |
1735 | \r | |
1736 | //\r | |
1737 | // ASSERT if Handle is NULL\r | |
1738 | //\r | |
1739 | ASSERT(Handle != NULL);\r | |
1740 | \r | |
1741 | gEfiShellProtocol->GetFilePosition(Handle, &Pos);\r | |
1742 | Info = gEfiShellProtocol->GetFileInfo (Handle);\r | |
a405b86d | 1743 | gEfiShellProtocol->SetFilePosition(Handle, Pos);\r |
1744 | \r | |
1745 | if (Info == NULL) {\r | |
1746 | return (FALSE);\r | |
1747 | }\r | |
1748 | \r | |
1749 | if (Pos == Info->FileSize) {\r | |
1750 | RetVal = TRUE;\r | |
1751 | } else {\r | |
1752 | RetVal = FALSE;\r | |
1753 | }\r | |
1754 | \r | |
1755 | FreePool (Info);\r | |
1756 | \r | |
1757 | return (RetVal);\r | |
1758 | }\r | |
1759 | \r | |
a405b86d | 1760 | /**\r |
1761 | Frees any BUFFER_LIST defined type.\r | |
1a63ec8f | 1762 | \r |
1763 | @param[in] List The BUFFER_LIST object to free.\r | |
a405b86d | 1764 | **/\r |
1765 | VOID\r | |
1766 | EFIAPI\r | |
1767 | FreeBufferList (\r | |
1768 | IN BUFFER_LIST *List\r | |
1769 | )\r | |
1770 | {\r | |
1771 | BUFFER_LIST *BufferListEntry;\r | |
1772 | \r | |
1773 | if (List == NULL){\r | |
1774 | return;\r | |
1775 | }\r | |
1776 | //\r | |
1777 | // enumerate through the buffer list and free all memory\r | |
1778 | //\r | |
1779 | for ( BufferListEntry = ( BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
1780 | ; !IsListEmpty (&List->Link)\r | |
1781 | ; BufferListEntry = (BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
1782 | ){\r | |
1783 | RemoveEntryList(&BufferListEntry->Link);\r | |
a405b86d | 1784 | if (BufferListEntry->Buffer != NULL) {\r |
1785 | FreePool(BufferListEntry->Buffer);\r | |
1786 | }\r | |
1787 | FreePool(BufferListEntry);\r | |
1788 | }\r | |
1789 | }\r | |
1790 | \r | |
3bd89603 LE |
1791 | /**\r |
1792 | Dump some hexadecimal data to the screen.\r | |
1793 | \r | |
1794 | @param[in] Indent How many spaces to indent the output.\r | |
1795 | @param[in] Offset The offset of the printing.\r | |
1796 | @param[in] DataSize The size in bytes of UserData.\r | |
1797 | @param[in] UserData The data to print out.\r | |
1798 | **/\r | |
1799 | VOID\r | |
667d7146 | 1800 | EFIAPI\r |
3bd89603 LE |
1801 | DumpHex (\r |
1802 | IN UINTN Indent,\r | |
1803 | IN UINTN Offset,\r | |
1804 | IN UINTN DataSize,\r | |
1805 | IN VOID *UserData\r | |
1806 | )\r | |
1807 | {\r | |
1808 | UINT8 *Data;\r | |
1809 | \r | |
1810 | CHAR8 Val[50];\r | |
1811 | \r | |
1812 | CHAR8 Str[20];\r | |
1813 | \r | |
1814 | UINT8 TempByte;\r | |
1815 | UINTN Size;\r | |
1816 | UINTN Index;\r | |
1817 | \r | |
1818 | Data = UserData;\r | |
1819 | while (DataSize != 0) {\r | |
1820 | Size = 16;\r | |
1821 | if (Size > DataSize) {\r | |
1822 | Size = DataSize;\r | |
1823 | }\r | |
1824 | \r | |
1825 | for (Index = 0; Index < Size; Index += 1) {\r | |
1826 | TempByte = Data[Index];\r | |
1827 | Val[Index * 3 + 0] = Hex[TempByte >> 4];\r | |
1828 | Val[Index * 3 + 1] = Hex[TempByte & 0xF];\r | |
1829 | Val[Index * 3 + 2] = (CHAR8) ((Index == 7) ? '-' : ' ');\r | |
4bf3b994 | 1830 | Str[Index] = (CHAR8) ((TempByte < ' ' || TempByte > '~') ? '.' : TempByte);\r |
3bd89603 LE |
1831 | }\r |
1832 | \r | |
1833 | Val[Index * 3] = 0;\r | |
1834 | Str[Index] = 0;\r | |
1835 | ShellPrintEx(-1, -1, L"%*a%08X: %-48a *%a*\r\n", Indent, "", Offset, Val, Str);\r | |
1836 | \r | |
1837 | Data += Size;\r | |
1838 | Offset += Size;\r | |
1839 | DataSize -= Size;\r | |
1840 | }\r | |
1841 | }\r | |
cf041fd7 RN |
1842 | \r |
1843 | /**\r | |
1844 | Dump HEX data into buffer.\r | |
1845 | \r | |
1846 | @param[in] Buffer HEX data to be dumped in Buffer.\r | |
1847 | @param[in] Indent How many spaces to indent the output.\r | |
1848 | @param[in] Offset The offset of the printing.\r | |
1849 | @param[in] DataSize The size in bytes of UserData.\r | |
1850 | @param[in] UserData The data to print out.\r | |
1851 | **/\r | |
1852 | CHAR16*\r | |
667d7146 | 1853 | EFIAPI\r |
cf041fd7 RN |
1854 | CatSDumpHex (\r |
1855 | IN CHAR16 *Buffer,\r | |
1856 | IN UINTN Indent,\r | |
1857 | IN UINTN Offset,\r | |
1858 | IN UINTN DataSize,\r | |
1859 | IN VOID *UserData\r | |
1860 | )\r | |
1861 | {\r | |
1862 | UINT8 *Data;\r | |
1863 | UINT8 TempByte;\r | |
1864 | UINTN Size;\r | |
1865 | UINTN Index;\r | |
1866 | CHAR8 Val[50];\r | |
1867 | CHAR8 Str[20];\r | |
1868 | CHAR16 *RetVal;\r | |
1869 | CHAR16 *TempRetVal;\r | |
1870 | \r | |
1871 | Data = UserData;\r | |
1872 | RetVal = Buffer;\r | |
1873 | while (DataSize != 0) {\r | |
1874 | Size = 16;\r | |
1875 | if (Size > DataSize) {\r | |
1876 | Size = DataSize;\r | |
1877 | }\r | |
1878 | \r | |
1879 | for (Index = 0; Index < Size; Index += 1) {\r | |
1880 | TempByte = Data[Index];\r | |
1881 | Val[Index * 3 + 0] = Hex[TempByte >> 4];\r | |
1882 | Val[Index * 3 + 1] = Hex[TempByte & 0xF];\r | |
1883 | Val[Index * 3 + 2] = (CHAR8) ((Index == 7) ? '-' : ' ');\r | |
1884 | Str[Index] = (CHAR8) ((TempByte < ' ' || TempByte > 'z') ? '.' : TempByte);\r | |
1885 | }\r | |
1886 | \r | |
1887 | Val[Index * 3] = 0;\r | |
1888 | Str[Index] = 0;\r | |
1889 | TempRetVal = CatSPrint (RetVal, L"%*a%08X: %-48a *%a*\r\n", Indent, "", Offset, Val, Str);\r | |
1890 | SHELL_FREE_NON_NULL (RetVal);\r | |
1891 | RetVal = TempRetVal;\r | |
1892 | \r | |
1893 | Data += Size;\r | |
1894 | Offset += Size;\r | |
1895 | DataSize -= Size;\r | |
1896 | }\r | |
1897 | \r | |
1898 | return RetVal;\r | |
1899 | }\r |