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a405b86d | 1 | /** @file\r |
2 | Provides interface to shell internal functions for shell commands.\r | |
3 | \r | |
cf041fd7 RN |
4 | Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r |
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 | |
a405b86d | 8 | This program and the accompanying materials\r |
9 | are licensed and made available under the terms and conditions of the BSD License\r | |
10 | which accompanies this distribution. The full text of the license may be found at\r | |
11 | http://opensource.org/licenses/bsd-license.php\r | |
12 | \r | |
13 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
14 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
15 | \r | |
16 | **/\r | |
17 | \r | |
18 | #include "UefiShellCommandLib.h"\r | |
19 | \r | |
a405b86d | 20 | // STATIC local variables\r |
21 | STATIC SHELL_COMMAND_INTERNAL_LIST_ENTRY mCommandList;\r | |
22 | STATIC SCRIPT_FILE_LIST mScriptList;\r | |
23 | STATIC ALIAS_LIST mAliasList;\r | |
24 | STATIC BOOLEAN mEchoState;\r | |
25 | STATIC BOOLEAN mExitRequested;\r | |
b6b22b13 | 26 | STATIC UINT64 mExitCode;\r |
a405b86d | 27 | STATIC BOOLEAN mExitScript;\r |
28 | STATIC CHAR16 *mProfileList;\r | |
29 | STATIC UINTN mProfileListSize;\r | |
30 | STATIC UINTN mFsMaxCount = 0;\r | |
31 | STATIC UINTN mBlkMaxCount = 0;\r | |
32 | STATIC BUFFER_LIST mFileHandleList;\r | |
0fcf8d4d | 33 | STATIC CHAR16 *mRawCmdLine = NULL;\r |
a405b86d | 34 | \r |
3bd89603 LE |
35 | STATIC CONST CHAR8 Hex[] = {\r |
36 | '0',\r | |
37 | '1',\r | |
38 | '2',\r | |
39 | '3',\r | |
40 | '4',\r | |
41 | '5',\r | |
42 | '6',\r | |
43 | '7',\r | |
44 | '8',\r | |
45 | '9',\r | |
46 | 'A',\r | |
47 | 'B',\r | |
48 | 'C',\r | |
49 | 'D',\r | |
50 | 'E',\r | |
51 | 'F'\r | |
52 | };\r | |
53 | \r | |
a405b86d | 54 | // global variables required by library class.\r |
a405b86d | 55 | EFI_UNICODE_COLLATION_PROTOCOL *gUnicodeCollation = NULL;\r |
a405b86d | 56 | SHELL_MAP_LIST gShellMapList;\r |
57 | SHELL_MAP_LIST *gShellCurDir = NULL;\r | |
58 | \r | |
59 | CONST CHAR16* SupportLevel[] = {\r | |
60 | L"Minimal",\r | |
61 | L"Scripting",\r | |
62 | L"Basic",\r | |
63 | L"Interactive"\r | |
64 | };\r | |
65 | \r | |
66 | /**\r | |
67 | Function to make sure that the global protocol pointers are valid.\r | |
68 | must be called after constructor before accessing the pointers.\r | |
69 | **/\r | |
70 | EFI_STATUS\r | |
71 | EFIAPI\r | |
72 | CommandInit(\r | |
73 | VOID\r | |
74 | )\r | |
75 | {\r | |
76 | EFI_STATUS Status;\r | |
a405b86d | 77 | if (gUnicodeCollation == NULL) {\r |
78 | Status = gBS->LocateProtocol(&gEfiUnicodeCollation2ProtocolGuid, NULL, (VOID**)&gUnicodeCollation);\r | |
79 | if (EFI_ERROR(Status)) {\r | |
80 | return (EFI_DEVICE_ERROR);\r | |
81 | }\r | |
82 | }\r | |
a405b86d | 83 | return (EFI_SUCCESS);\r |
84 | }\r | |
85 | \r | |
c0bcd343 RN |
86 | /**\r |
87 | Return the pointer to the first occurrence of any character from a list of characters.\r | |
88 | \r | |
89 | @param[in] String The string to parse\r | |
90 | @param[in] CharacterList The list of character to look for\r | |
91 | @param[in] IgnoreEscapedCharacter TRUE to ignore escaped characters\r | |
92 | \r | |
93 | @return The location of the first character in the String.\r | |
94 | @return Pointer to the ending NULL character of the String.\r | |
95 | **/\r | |
96 | CONST CHAR16*\r | |
97 | EFIAPI\r | |
98 | ShellFindFirstCharacter (\r | |
99 | IN CONST CHAR16 *String,\r | |
100 | IN CONST CHAR16 *CharacterList,\r | |
101 | IN CONST BOOLEAN IgnoreEscapedCharacter\r | |
102 | )\r | |
103 | {\r | |
104 | UINTN WalkChar;\r | |
105 | UINTN WalkStr;\r | |
106 | \r | |
107 | for (WalkStr = 0; WalkStr < StrLen (String); WalkStr++) {\r | |
108 | if (IgnoreEscapedCharacter && (String[WalkStr] == L'^')) {\r | |
109 | WalkStr++;\r | |
110 | continue;\r | |
111 | }\r | |
112 | for (WalkChar = 0; WalkChar < StrLen (CharacterList); WalkChar++) {\r | |
113 | if (String[WalkStr] == CharacterList[WalkChar]) {\r | |
114 | return &String[WalkStr];\r | |
115 | }\r | |
116 | }\r | |
117 | }\r | |
118 | return &String[WalkStr];\r | |
119 | }\r | |
120 | \r | |
121 | /**\r | |
122 | Return the next parameter's end from a command line string.\r | |
123 | \r | |
124 | @param[in] String the string to parse\r | |
125 | **/\r | |
126 | CONST CHAR16*\r | |
127 | FindEndOfParameter(\r | |
128 | IN CONST CHAR16 *String\r | |
129 | )\r | |
130 | {\r | |
131 | CONST CHAR16 *First;\r | |
132 | CONST CHAR16 *CloseQuote;\r | |
133 | \r | |
134 | First = ShellFindFirstCharacter (String, L" \"", TRUE);\r | |
135 | \r | |
136 | //\r | |
137 | // nothing, all one parameter remaining\r | |
138 | //\r | |
139 | if (*First == CHAR_NULL) {\r | |
140 | return (First);\r | |
141 | }\r | |
142 | \r | |
143 | //\r | |
144 | // If space before a quote (or neither found, i.e. both CHAR_NULL),\r | |
145 | // then that's the end.\r | |
146 | //\r | |
147 | if (*First == L' ') {\r | |
148 | return (First);\r | |
149 | }\r | |
150 | \r | |
151 | CloseQuote = ShellFindFirstCharacter (First+1, L"\"", TRUE);\r | |
152 | \r | |
153 | //\r | |
154 | // We did not find a terminator...\r | |
155 | //\r | |
156 | if (*CloseQuote == CHAR_NULL) {\r | |
157 | return (NULL);\r | |
158 | }\r | |
159 | \r | |
160 | return (FindEndOfParameter (CloseQuote+1));\r | |
161 | }\r | |
162 | \r | |
163 | /**\r | |
164 | Return the next parameter from a command line string.\r | |
165 | \r | |
166 | This function moves the next parameter from Walker into NextParameter and moves\r | |
167 | Walker up past that parameter for recursive calling. When the final parameter\r | |
168 | is moved *Walker will be set to NULL;\r | |
169 | \r | |
170 | This will also remove all remaining ^ characters after processing.\r | |
171 | \r | |
172 | @param[in, out] Walker pointer to string of command line. Adjusted to\r | |
173 | reminaing command line on return\r | |
174 | @param[in, out] NextParameter pointer to string of command line item extracted.\r | |
175 | @param[in] Length buffer size of TempParameter.\r | |
176 | @param[in] StripQuotation if TRUE then strip the quotation marks surrounding\r | |
177 | the parameters.\r | |
178 | \r | |
179 | @return EFI_INALID_PARAMETER A required parameter was NULL or pointed to a NULL or empty string.\r | |
180 | @return EFI_NOT_FOUND A closing " could not be found on the specified string\r | |
181 | **/\r | |
182 | EFI_STATUS\r | |
183 | EFIAPI\r | |
184 | ShellGetNextParameter (\r | |
185 | IN OUT CHAR16 **Walker,\r | |
186 | IN OUT CHAR16 *NextParameter,\r | |
187 | IN CONST UINTN Length,\r | |
188 | IN BOOLEAN StripQuotation\r | |
189 | )\r | |
190 | {\r | |
191 | CONST CHAR16 *NextDelim;\r | |
192 | \r | |
193 | if (Walker == NULL\r | |
194 | ||*Walker == NULL\r | |
195 | ||NextParameter == NULL\r | |
196 | ){\r | |
197 | return EFI_INVALID_PARAMETER;\r | |
198 | }\r | |
199 | \r | |
200 | //\r | |
201 | // make sure we dont have any leading spaces\r | |
202 | //\r | |
203 | while ((*Walker)[0] == L' ') {\r | |
204 | (*Walker)++;\r | |
205 | }\r | |
206 | \r | |
207 | //\r | |
208 | // make sure we still have some params now...\r | |
209 | //\r | |
210 | if (StrLen(*Walker) == 0) {\r | |
211 | DEBUG_CODE (\r | |
212 | *Walker = NULL;\r | |
213 | );\r | |
214 | return (EFI_INVALID_PARAMETER);\r | |
215 | }\r | |
216 | \r | |
217 | NextDelim = FindEndOfParameter(*Walker);\r | |
218 | \r | |
219 | if (NextDelim == NULL){\r | |
220 | DEBUG_CODE (\r | |
221 | *Walker = NULL;\r | |
222 | );\r | |
223 | return (EFI_NOT_FOUND);\r | |
224 | }\r | |
225 | \r | |
226 | StrnCpyS(NextParameter, Length / sizeof(CHAR16), (*Walker), NextDelim - *Walker);\r | |
227 | \r | |
228 | //\r | |
229 | // Add a CHAR_NULL if we didnt get one via the copy\r | |
230 | //\r | |
231 | if (*NextDelim != CHAR_NULL) {\r | |
232 | NextParameter[NextDelim - *Walker] = CHAR_NULL;\r | |
233 | }\r | |
234 | \r | |
235 | //\r | |
236 | // Update Walker for the next iteration through the function\r | |
237 | //\r | |
238 | *Walker = (CHAR16*)NextDelim;\r | |
239 | \r | |
240 | //\r | |
241 | // Remove any non-escaped quotes in the string\r | |
242 | // Remove any remaining escape characters in the string\r | |
243 | //\r | |
244 | for (NextDelim = ShellFindFirstCharacter(NextParameter, L"\"^", FALSE)\r | |
245 | ; *NextDelim != CHAR_NULL\r | |
246 | ; NextDelim = ShellFindFirstCharacter(NextDelim, L"\"^", FALSE)\r | |
247 | ) {\r | |
248 | if (*NextDelim == L'^') {\r | |
249 | \r | |
250 | //\r | |
251 | // eliminate the escape ^\r | |
252 | //\r | |
253 | CopyMem ((CHAR16*)NextDelim, NextDelim + 1, StrSize (NextDelim + 1));\r | |
254 | NextDelim++;\r | |
255 | } else if (*NextDelim == L'\"') {\r | |
256 | \r | |
257 | //\r | |
258 | // eliminate the unescaped quote\r | |
259 | //\r | |
260 | if (StripQuotation) {\r | |
261 | CopyMem ((CHAR16*)NextDelim, NextDelim + 1, StrSize (NextDelim + 1));\r | |
262 | } else {\r | |
263 | NextDelim++;\r | |
264 | }\r | |
265 | }\r | |
266 | }\r | |
267 | \r | |
268 | return EFI_SUCCESS;\r | |
269 | }\r | |
270 | \r | |
a405b86d | 271 | /**\r |
272 | Constructor for the Shell Command library.\r | |
273 | \r | |
274 | Initialize the library and determine if the underlying is a UEFI Shell 2.0 or an EFI shell.\r | |
275 | \r | |
276 | @param ImageHandle the image handle of the process\r | |
277 | @param SystemTable the EFI System Table pointer\r | |
278 | \r | |
279 | @retval EFI_SUCCESS the initialization was complete sucessfully\r | |
280 | **/\r | |
281 | RETURN_STATUS\r | |
282 | EFIAPI\r | |
283 | ShellCommandLibConstructor (\r | |
284 | IN EFI_HANDLE ImageHandle,\r | |
285 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
286 | )\r | |
287 | {\r | |
288 | EFI_STATUS Status;\r | |
289 | InitializeListHead(&gShellMapList.Link);\r | |
290 | InitializeListHead(&mCommandList.Link);\r | |
291 | InitializeListHead(&mAliasList.Link);\r | |
292 | InitializeListHead(&mScriptList.Link);\r | |
293 | InitializeListHead(&mFileHandleList.Link);\r | |
294 | mEchoState = TRUE;\r | |
295 | \r | |
296 | mExitRequested = FALSE;\r | |
297 | mExitScript = FALSE;\r | |
298 | mProfileListSize = 0;\r | |
299 | mProfileList = NULL;\r | |
300 | \r | |
301 | if (gUnicodeCollation == NULL) {\r | |
302 | Status = gBS->LocateProtocol(&gEfiUnicodeCollation2ProtocolGuid, NULL, (VOID**)&gUnicodeCollation);\r | |
303 | if (EFI_ERROR(Status)) {\r | |
304 | return (EFI_DEVICE_ERROR);\r | |
305 | }\r | |
306 | }\r | |
307 | \r | |
308 | return (RETURN_SUCCESS);\r | |
309 | }\r | |
310 | \r | |
4f67c7ff JC |
311 | /**\r |
312 | Frees list of file handles.\r | |
313 | \r | |
314 | @param[in] List The list to free.\r | |
315 | **/\r | |
316 | VOID\r | |
317 | EFIAPI\r | |
318 | FreeFileHandleList (\r | |
319 | IN BUFFER_LIST *List\r | |
320 | )\r | |
321 | {\r | |
322 | BUFFER_LIST *BufferListEntry;\r | |
323 | \r | |
324 | if (List == NULL){\r | |
325 | return;\r | |
326 | }\r | |
327 | //\r | |
328 | // enumerate through the buffer list and free all memory\r | |
329 | //\r | |
330 | for ( BufferListEntry = ( BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
331 | ; !IsListEmpty (&List->Link)\r | |
332 | ; BufferListEntry = (BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
333 | ){\r | |
334 | RemoveEntryList(&BufferListEntry->Link);\r | |
335 | ASSERT(BufferListEntry->Buffer != NULL);\r | |
336 | SHELL_FREE_NON_NULL(((SHELL_COMMAND_FILE_HANDLE*)(BufferListEntry->Buffer))->Path);\r | |
337 | SHELL_FREE_NON_NULL(BufferListEntry->Buffer);\r | |
338 | SHELL_FREE_NON_NULL(BufferListEntry);\r | |
339 | }\r | |
340 | }\r | |
341 | \r | |
a405b86d | 342 | /**\r |
343 | Destructor for the library. free any resources.\r | |
344 | \r | |
345 | @param ImageHandle the image handle of the process\r | |
346 | @param SystemTable the EFI System Table pointer\r | |
347 | \r | |
348 | @retval RETURN_SUCCESS this function always returns success\r | |
349 | **/\r | |
350 | RETURN_STATUS\r | |
351 | EFIAPI\r | |
352 | ShellCommandLibDestructor (\r | |
353 | IN EFI_HANDLE ImageHandle,\r | |
354 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
355 | )\r | |
356 | {\r | |
357 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
3f869579 | 358 | ALIAS_LIST *Node2;\r |
a405b86d | 359 | SCRIPT_FILE_LIST *Node3;\r |
360 | SHELL_MAP_LIST *MapNode;\r | |
361 | //\r | |
362 | // enumerate throught the list and free all the memory\r | |
363 | //\r | |
364 | while (!IsListEmpty (&mCommandList.Link)) {\r | |
365 | Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link);\r | |
366 | RemoveEntryList(&Node->Link);\r | |
367 | SHELL_FREE_NON_NULL(Node->CommandString);\r | |
368 | FreePool(Node);\r | |
369 | DEBUG_CODE(Node = NULL;);\r | |
370 | }\r | |
371 | \r | |
372 | //\r | |
3f869579 | 373 | // enumerate through the alias list and free all memory\r |
a405b86d | 374 | //\r |
375 | while (!IsListEmpty (&mAliasList.Link)) {\r | |
3f869579 | 376 | Node2 = (ALIAS_LIST *)GetFirstNode(&mAliasList.Link);\r |
a405b86d | 377 | RemoveEntryList(&Node2->Link);\r |
378 | SHELL_FREE_NON_NULL(Node2->CommandString);\r | |
3f869579 | 379 | SHELL_FREE_NON_NULL(Node2->Alias);\r |
380 | SHELL_FREE_NON_NULL(Node2);\r | |
a405b86d | 381 | DEBUG_CODE(Node2 = NULL;);\r |
382 | }\r | |
383 | \r | |
384 | //\r | |
385 | // enumerate throught the list and free all the memory\r | |
386 | //\r | |
387 | while (!IsListEmpty (&mScriptList.Link)) {\r | |
388 | Node3 = (SCRIPT_FILE_LIST *)GetFirstNode(&mScriptList.Link);\r | |
389 | RemoveEntryList(&Node3->Link);\r | |
390 | DeleteScriptFileStruct(Node3->Data);\r | |
391 | FreePool(Node3);\r | |
392 | }\r | |
393 | \r | |
394 | //\r | |
395 | // enumerate throught the mappings list and free all the memory\r | |
396 | //\r | |
397 | if (!IsListEmpty(&gShellMapList.Link)) {\r | |
398 | for (MapNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
399 | ; !IsListEmpty (&gShellMapList.Link)\r | |
400 | ; MapNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
401 | ){\r | |
402 | ASSERT(MapNode != NULL);\r | |
403 | RemoveEntryList(&MapNode->Link);\r | |
404 | SHELL_FREE_NON_NULL(MapNode->DevicePath);\r | |
405 | SHELL_FREE_NON_NULL(MapNode->MapName);\r | |
406 | SHELL_FREE_NON_NULL(MapNode->CurrentDirectoryPath);\r | |
407 | FreePool(MapNode);\r | |
408 | }\r | |
409 | }\r | |
410 | if (!IsListEmpty(&mFileHandleList.Link)){\r | |
4f67c7ff | 411 | FreeFileHandleList(&mFileHandleList);\r |
a405b86d | 412 | }\r |
413 | \r | |
414 | if (mProfileList != NULL) {\r | |
415 | FreePool(mProfileList);\r | |
416 | }\r | |
417 | \r | |
1a63ec8f | 418 | gUnicodeCollation = NULL;\r |
1a63ec8f | 419 | gShellCurDir = NULL;\r |
420 | \r | |
a405b86d | 421 | return (RETURN_SUCCESS);\r |
422 | }\r | |
423 | \r | |
424 | /**\r | |
f5ba4007 | 425 | Find a dynamic command protocol instance given a command name string.\r |
cf812a20 JC |
426 | \r |
427 | @param CommandString the command name string\r | |
428 | \r | |
429 | @return instance the command protocol instance, if dynamic command instance found\r | |
430 | @retval NULL no dynamic command protocol instance found for name\r | |
431 | **/\r | |
432 | CONST EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *\r | |
433 | EFIAPI\r | |
434 | ShellCommandFindDynamicCommand (\r | |
435 | IN CONST CHAR16 *CommandString\r | |
436 | )\r | |
437 | {\r | |
438 | EFI_STATUS Status;\r | |
439 | EFI_HANDLE *CommandHandleList;\r | |
440 | EFI_HANDLE *NextCommand;\r | |
441 | EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *DynamicCommand;\r | |
442 | \r | |
443 | CommandHandleList = GetHandleListByProtocol(&gEfiShellDynamicCommandProtocolGuid);\r | |
444 | if (CommandHandleList == NULL) {\r | |
445 | //\r | |
446 | // not found or out of resources\r | |
447 | //\r | |
448 | return NULL; \r | |
449 | }\r | |
450 | \r | |
451 | for (NextCommand = CommandHandleList; *NextCommand != NULL; NextCommand++) {\r | |
452 | Status = gBS->HandleProtocol(\r | |
453 | *NextCommand,\r | |
454 | &gEfiShellDynamicCommandProtocolGuid,\r | |
455 | (VOID **)&DynamicCommand\r | |
456 | );\r | |
457 | \r | |
458 | if (EFI_ERROR(Status)) {\r | |
459 | continue;\r | |
460 | }\r | |
461 | \r | |
462 | if (gUnicodeCollation->StriColl(\r | |
463 | gUnicodeCollation,\r | |
464 | (CHAR16*)CommandString,\r | |
465 | (CHAR16*)DynamicCommand->CommandName) == 0 \r | |
466 | ){\r | |
467 | FreePool(CommandHandleList);\r | |
468 | return (DynamicCommand);\r | |
469 | }\r | |
470 | }\r | |
471 | \r | |
472 | FreePool(CommandHandleList);\r | |
473 | return (NULL);\r | |
474 | }\r | |
475 | \r | |
476 | /**\r | |
477 | Checks if a command exists as a dynamic command protocol instance\r | |
a405b86d | 478 | \r |
479 | @param[in] CommandString The command string to check for on the list.\r | |
480 | **/\r | |
481 | BOOLEAN\r | |
482 | EFIAPI\r | |
cf812a20 JC |
483 | ShellCommandDynamicCommandExists (\r |
484 | IN CONST CHAR16 *CommandString\r | |
485 | )\r | |
486 | {\r | |
f5ba4007 | 487 | return (BOOLEAN) ((ShellCommandFindDynamicCommand(CommandString) != NULL));\r |
cf812a20 JC |
488 | }\r |
489 | \r | |
490 | /**\r | |
491 | Checks if a command is already on the internal command list.\r | |
492 | \r | |
493 | @param[in] CommandString The command string to check for on the list.\r | |
494 | **/\r | |
495 | BOOLEAN\r | |
496 | EFIAPI\r | |
497 | ShellCommandIsCommandOnInternalList(\r | |
498 | IN CONST CHAR16 *CommandString\r | |
a405b86d | 499 | )\r |
500 | {\r | |
501 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
502 | \r | |
503 | //\r | |
504 | // assert for NULL parameter\r | |
505 | //\r | |
506 | ASSERT(CommandString != NULL);\r | |
507 | \r | |
508 | //\r | |
509 | // check for the command\r | |
510 | //\r | |
511 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
512 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
513 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
514 | ){\r | |
515 | ASSERT(Node->CommandString != NULL);\r | |
516 | if (gUnicodeCollation->StriColl(\r | |
517 | gUnicodeCollation,\r | |
518 | (CHAR16*)CommandString,\r | |
519 | Node->CommandString) == 0\r | |
520 | ){\r | |
521 | return (TRUE);\r | |
522 | }\r | |
523 | }\r | |
524 | return (FALSE);\r | |
525 | }\r | |
526 | \r | |
527 | /**\r | |
cf812a20 JC |
528 | Checks if a command exists, either internally or through the dynamic command protocol.\r |
529 | \r | |
530 | @param[in] CommandString The command string to check for on the list.\r | |
531 | **/\r | |
532 | BOOLEAN\r | |
533 | EFIAPI\r | |
534 | ShellCommandIsCommandOnList(\r | |
535 | IN CONST CHAR16 *CommandString\r | |
536 | )\r | |
537 | {\r | |
538 | if (ShellCommandIsCommandOnInternalList(CommandString)) {\r | |
539 | return TRUE;\r | |
540 | }\r | |
541 | \r | |
542 | return ShellCommandDynamicCommandExists(CommandString);\r | |
543 | }\r | |
544 | \r | |
545 | /**\r | |
546 | Get the help text for a dynamic command.\r | |
547 | \r | |
548 | @param[in] CommandString The command name.\r | |
549 | \r | |
550 | @retval NULL No help text was found.\r | |
551 | @return String of help text. Caller required to free.\r | |
552 | **/\r | |
553 | CHAR16*\r | |
554 | EFIAPI\r | |
555 | ShellCommandGetDynamicCommandHelp(\r | |
556 | IN CONST CHAR16 *CommandString\r | |
557 | )\r | |
558 | {\r | |
559 | EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *DynamicCommand;\r | |
560 | \r | |
561 | DynamicCommand = (EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *)ShellCommandFindDynamicCommand(CommandString);\r | |
562 | if (DynamicCommand == NULL) {\r | |
563 | return (NULL);\r | |
564 | }\r | |
565 | \r | |
566 | //\r | |
567 | // TODO: how to get proper language?\r | |
568 | //\r | |
569 | return DynamicCommand->GetHelp(DynamicCommand, "en"); \r | |
570 | }\r | |
571 | \r | |
572 | /**\r | |
573 | Get the help text for an internal command.\r | |
a405b86d | 574 | \r |
575 | @param[in] CommandString The command name.\r | |
576 | \r | |
577 | @retval NULL No help text was found.\r | |
578 | @return String of help text. Caller reuiqred to free.\r | |
579 | **/\r | |
580 | CHAR16*\r | |
581 | EFIAPI\r | |
cf812a20 | 582 | ShellCommandGetInternalCommandHelp(\r |
a405b86d | 583 | IN CONST CHAR16 *CommandString\r |
584 | )\r | |
585 | {\r | |
586 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
587 | \r | |
588 | //\r | |
589 | // assert for NULL parameter\r | |
590 | //\r | |
591 | ASSERT(CommandString != NULL);\r | |
592 | \r | |
593 | //\r | |
594 | // check for the command\r | |
595 | //\r | |
596 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
597 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
598 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
599 | ){\r | |
600 | ASSERT(Node->CommandString != NULL);\r | |
601 | if (gUnicodeCollation->StriColl(\r | |
602 | gUnicodeCollation,\r | |
603 | (CHAR16*)CommandString,\r | |
604 | Node->CommandString) == 0\r | |
605 | ){\r | |
606 | return (HiiGetString(Node->HiiHandle, Node->ManFormatHelp, NULL));\r | |
607 | }\r | |
608 | }\r | |
609 | return (NULL);\r | |
610 | }\r | |
611 | \r | |
cf812a20 JC |
612 | /**\r |
613 | Get the help text for a command.\r | |
614 | \r | |
615 | @param[in] CommandString The command name.\r | |
616 | \r | |
617 | @retval NULL No help text was found.\r | |
618 | @return String of help text.Caller reuiqred to free.\r | |
619 | **/\r | |
620 | CHAR16*\r | |
621 | EFIAPI\r | |
622 | ShellCommandGetCommandHelp (\r | |
623 | IN CONST CHAR16 *CommandString\r | |
624 | )\r | |
625 | {\r | |
626 | CHAR16 *HelpStr;\r | |
627 | HelpStr = ShellCommandGetInternalCommandHelp(CommandString);\r | |
628 | \r | |
629 | if (HelpStr == NULL) {\r | |
630 | HelpStr = ShellCommandGetDynamicCommandHelp(CommandString);\r | |
631 | }\r | |
632 | \r | |
633 | return HelpStr;\r | |
634 | }\r | |
635 | \r | |
636 | \r | |
a405b86d | 637 | /**\r |
638 | Registers handlers of type SHELL_RUN_COMMAND and\r | |
639 | SHELL_GET_MAN_FILENAME for each shell command.\r | |
640 | \r | |
641 | If the ShellSupportLevel is greater than the value of the\r | |
642 | PcdShellSupportLevel then return RETURN_UNSUPPORTED.\r | |
643 | \r | |
644 | Registers the handlers specified by GetHelpInfoHandler and CommandHandler\r | |
645 | with the command specified by CommandString. If the command named by\r | |
646 | CommandString has already been registered, then return\r | |
647 | RETURN_ALREADY_STARTED.\r | |
648 | \r | |
649 | If there are not enough resources available to register the handlers then\r | |
650 | RETURN_OUT_OF_RESOURCES is returned.\r | |
651 | \r | |
652 | If CommandString is NULL, then ASSERT().\r | |
653 | If GetHelpInfoHandler is NULL, then ASSERT().\r | |
654 | If CommandHandler is NULL, then ASSERT().\r | |
655 | If ProfileName is NULL, then ASSERT().\r | |
656 | \r | |
657 | @param[in] CommandString Pointer to the command name. This is the\r | |
658 | name to look for on the command line in\r | |
659 | the shell.\r | |
660 | @param[in] CommandHandler Pointer to a function that runs the\r | |
661 | specified command.\r | |
662 | @param[in] GetManFileName Pointer to a function that provides man\r | |
663 | filename.\r | |
664 | @param[in] ShellMinSupportLevel minimum Shell Support Level which has this\r | |
665 | function.\r | |
666 | @param[in] ProfileName profile name to require for support of this\r | |
667 | function.\r | |
668 | @param[in] CanAffectLE indicates whether this command's return value\r | |
669 | can change the LASTERROR environment variable.\r | |
670 | @param[in] HiiHandle Handle of this command's HII entry.\r | |
671 | @param[in] ManFormatHelp HII locator for the help text.\r | |
672 | \r | |
673 | @retval RETURN_SUCCESS The handlers were registered.\r | |
674 | @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to\r | |
675 | register the shell command.\r | |
676 | @retval RETURN_UNSUPPORTED the ShellMinSupportLevel was higher than the\r | |
677 | currently allowed support level.\r | |
678 | @retval RETURN_ALREADY_STARTED The CommandString represents a command that\r | |
679 | is already registered. Only 1 handler set for\r | |
680 | a given command is allowed.\r | |
681 | @sa SHELL_GET_MAN_FILENAME\r | |
682 | @sa SHELL_RUN_COMMAND\r | |
683 | **/\r | |
684 | RETURN_STATUS\r | |
685 | EFIAPI\r | |
686 | ShellCommandRegisterCommandName (\r | |
687 | IN CONST CHAR16 *CommandString,\r | |
688 | IN SHELL_RUN_COMMAND CommandHandler,\r | |
689 | IN SHELL_GET_MAN_FILENAME GetManFileName,\r | |
690 | IN UINT32 ShellMinSupportLevel,\r | |
691 | IN CONST CHAR16 *ProfileName,\r | |
692 | IN CONST BOOLEAN CanAffectLE,\r | |
693 | IN CONST EFI_HANDLE HiiHandle,\r | |
694 | IN CONST EFI_STRING_ID ManFormatHelp\r | |
695 | )\r | |
696 | {\r | |
697 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
d51088b7 | 698 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Command;\r |
699 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *PrevCommand;\r | |
700 | INTN LexicalMatchValue;\r | |
701 | \r | |
702 | //\r | |
703 | // Initialize local variables.\r | |
704 | //\r | |
705 | Command = NULL;\r | |
706 | PrevCommand = NULL;\r | |
707 | LexicalMatchValue = 0;\r | |
a405b86d | 708 | \r |
709 | //\r | |
710 | // ASSERTs for NULL parameters\r | |
711 | //\r | |
712 | ASSERT(CommandString != NULL);\r | |
713 | ASSERT(GetManFileName != NULL);\r | |
714 | ASSERT(CommandHandler != NULL);\r | |
715 | ASSERT(ProfileName != NULL);\r | |
716 | \r | |
717 | //\r | |
718 | // check for shell support level\r | |
719 | //\r | |
720 | if (PcdGet8(PcdShellSupportLevel) < ShellMinSupportLevel) {\r | |
721 | return (RETURN_UNSUPPORTED);\r | |
722 | }\r | |
723 | \r | |
724 | //\r | |
725 | // check for already on the list\r | |
726 | //\r | |
727 | if (ShellCommandIsCommandOnList(CommandString)) {\r | |
728 | return (RETURN_ALREADY_STARTED);\r | |
729 | }\r | |
730 | \r | |
731 | //\r | |
732 | // allocate memory for new struct\r | |
733 | //\r | |
1a63ec8f | 734 | Node = AllocateZeroPool(sizeof(SHELL_COMMAND_INTERNAL_LIST_ENTRY));\r |
107d05a4 RN |
735 | if (Node == NULL) {\r |
736 | return RETURN_OUT_OF_RESOURCES;\r | |
737 | }\r | |
53173337 | 738 | Node->CommandString = AllocateCopyPool(StrSize(CommandString), CommandString);\r |
107d05a4 RN |
739 | if (Node->CommandString == NULL) {\r |
740 | FreePool (Node);\r | |
741 | return RETURN_OUT_OF_RESOURCES;\r | |
742 | }\r | |
a405b86d | 743 | \r |
a405b86d | 744 | Node->GetManFileName = GetManFileName;\r |
745 | Node->CommandHandler = CommandHandler;\r | |
746 | Node->LastError = CanAffectLE;\r | |
747 | Node->HiiHandle = HiiHandle;\r | |
748 | Node->ManFormatHelp = ManFormatHelp;\r | |
749 | \r | |
750 | if ( StrLen(ProfileName)>0\r | |
751 | && ((mProfileList != NULL\r | |
752 | && StrStr(mProfileList, ProfileName) == NULL) || mProfileList == NULL)\r | |
753 | ){\r | |
754 | ASSERT((mProfileList == NULL && mProfileListSize == 0) || (mProfileList != NULL));\r | |
755 | if (mProfileList == NULL) {\r | |
756 | //\r | |
757 | // If this is the first make a leading ';'\r | |
758 | //\r | |
759 | StrnCatGrow(&mProfileList, &mProfileListSize, L";", 0);\r | |
760 | }\r | |
761 | StrnCatGrow(&mProfileList, &mProfileListSize, ProfileName, 0);\r | |
762 | StrnCatGrow(&mProfileList, &mProfileListSize, L";", 0);\r | |
763 | }\r | |
764 | \r | |
765 | //\r | |
d51088b7 | 766 | // Insert a new entry on top of the list\r |
767 | //\r | |
768 | InsertHeadList (&mCommandList.Link, &Node->Link);\r | |
769 | \r | |
770 | //\r | |
771 | // Move a new registered command to its sorted ordered location in the list\r | |
a405b86d | 772 | //\r |
d51088b7 | 773 | for (Command = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode (&mCommandList.Link),\r |
774 | PrevCommand = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode (&mCommandList.Link)\r | |
775 | ; !IsNull (&mCommandList.Link, &Command->Link)\r | |
776 | ; Command = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode (&mCommandList.Link, &Command->Link)) {\r | |
777 | \r | |
778 | //\r | |
779 | // Get Lexical Comparison Value between PrevCommand and Command list entry\r | |
780 | //\r | |
781 | LexicalMatchValue = gUnicodeCollation->StriColl (\r | |
782 | gUnicodeCollation,\r | |
783 | PrevCommand->CommandString,\r | |
784 | Command->CommandString\r | |
785 | );\r | |
786 | \r | |
787 | //\r | |
788 | // Swap PrevCommand and Command list entry if PrevCommand list entry\r | |
789 | // is alphabetically greater than Command list entry\r | |
790 | //\r | |
791 | if (LexicalMatchValue > 0){\r | |
792 | Command = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *) SwapListEntries (&PrevCommand->Link, &Command->Link);\r | |
793 | } else if (LexicalMatchValue < 0) {\r | |
794 | //\r | |
795 | // PrevCommand entry is lexically lower than Command entry\r | |
796 | //\r | |
797 | break;\r | |
798 | }\r | |
799 | }\r | |
a405b86d | 800 | \r |
801 | return (RETURN_SUCCESS);\r | |
802 | }\r | |
803 | \r | |
804 | /**\r | |
805 | Function to get the current Profile string.\r | |
806 | \r | |
807 | @retval NULL There are no installed profiles.\r | |
808 | @return A semi-colon delimited list of profiles.\r | |
809 | **/\r | |
810 | CONST CHAR16 *\r | |
811 | EFIAPI\r | |
812 | ShellCommandGetProfileList (\r | |
813 | VOID\r | |
814 | )\r | |
815 | {\r | |
816 | return (mProfileList);\r | |
817 | }\r | |
818 | \r | |
819 | /**\r | |
820 | Checks if a command string has been registered for CommandString and if so it runs\r | |
821 | the previously registered handler for that command with the command line.\r | |
822 | \r | |
823 | If CommandString is NULL, then ASSERT().\r | |
824 | \r | |
825 | If Sections is specified, then each section name listed will be compared in a casesensitive\r | |
826 | manner, to the section names described in Appendix B UEFI Shell 2.0 spec. If the section exists,\r | |
827 | it will be appended to the returned help text. If the section does not exist, no\r | |
828 | information will be returned. If Sections is NULL, then all help text information\r | |
829 | available will be returned.\r | |
830 | \r | |
4ff7e37b ED |
831 | @param[in] CommandString Pointer to the command name. This is the name\r |
832 | found on the command line in the shell.\r | |
833 | @param[in, out] RetVal Pointer to the return vaule from the command handler.\r | |
a405b86d | 834 | \r |
4ff7e37b ED |
835 | @param[in, out] CanAffectLE indicates whether this command's return value\r |
836 | needs to be placed into LASTERROR environment variable.\r | |
a405b86d | 837 | \r |
838 | @retval RETURN_SUCCESS The handler was run.\r | |
839 | @retval RETURN_NOT_FOUND The CommandString did not match a registered\r | |
840 | command name.\r | |
841 | @sa SHELL_RUN_COMMAND\r | |
842 | **/\r | |
843 | RETURN_STATUS\r | |
844 | EFIAPI\r | |
845 | ShellCommandRunCommandHandler (\r | |
846 | IN CONST CHAR16 *CommandString,\r | |
847 | IN OUT SHELL_STATUS *RetVal,\r | |
848 | IN OUT BOOLEAN *CanAffectLE OPTIONAL\r | |
849 | )\r | |
850 | {\r | |
cf812a20 JC |
851 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r |
852 | EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *DynamicCommand;\r | |
a405b86d | 853 | \r |
854 | //\r | |
855 | // assert for NULL parameters\r | |
856 | //\r | |
857 | ASSERT(CommandString != NULL);\r | |
858 | \r | |
859 | //\r | |
860 | // check for the command\r | |
861 | //\r | |
862 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
863 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
864 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
865 | ){\r | |
866 | ASSERT(Node->CommandString != NULL);\r | |
867 | if (gUnicodeCollation->StriColl(\r | |
868 | gUnicodeCollation,\r | |
869 | (CHAR16*)CommandString,\r | |
870 | Node->CommandString) == 0\r | |
cf812a20 | 871 | ){\r |
a405b86d | 872 | if (CanAffectLE != NULL) {\r |
873 | *CanAffectLE = Node->LastError;\r | |
874 | }\r | |
875 | if (RetVal != NULL) {\r | |
876 | *RetVal = Node->CommandHandler(NULL, gST);\r | |
877 | } else {\r | |
878 | Node->CommandHandler(NULL, gST);\r | |
879 | }\r | |
880 | return (RETURN_SUCCESS);\r | |
881 | }\r | |
882 | }\r | |
cf812a20 JC |
883 | \r |
884 | //\r | |
885 | // An internal command was not found, try to find a dynamic command\r | |
886 | //\r | |
887 | DynamicCommand = (EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *)ShellCommandFindDynamicCommand(CommandString);\r | |
888 | if (DynamicCommand != NULL) {\r | |
889 | if (RetVal != NULL) {\r | |
890 | *RetVal = DynamicCommand->Handler(DynamicCommand, gST, gEfiShellParametersProtocol, gEfiShellProtocol);\r | |
891 | } else {\r | |
892 | DynamicCommand->Handler(DynamicCommand, gST, gEfiShellParametersProtocol, gEfiShellProtocol);\r | |
893 | }\r | |
894 | return (RETURN_SUCCESS);\r | |
895 | }\r | |
896 | \r | |
a405b86d | 897 | return (RETURN_NOT_FOUND);\r |
898 | }\r | |
899 | \r | |
900 | /**\r | |
901 | Checks if a command string has been registered for CommandString and if so it\r | |
902 | returns the MAN filename specified for that command.\r | |
903 | \r | |
904 | If CommandString is NULL, then ASSERT().\r | |
905 | \r | |
906 | @param[in] CommandString Pointer to the command name. This is the name\r | |
907 | found on the command line in the shell.\\r | |
908 | \r | |
909 | @retval NULL the commandString was not a registered command.\r | |
910 | @return other the name of the MAN file.\r | |
911 | @sa SHELL_GET_MAN_FILENAME\r | |
912 | **/\r | |
913 | CONST CHAR16*\r | |
914 | EFIAPI\r | |
915 | ShellCommandGetManFileNameHandler (\r | |
916 | IN CONST CHAR16 *CommandString\r | |
917 | )\r | |
918 | {\r | |
919 | SHELL_COMMAND_INTERNAL_LIST_ENTRY *Node;\r | |
920 | \r | |
921 | //\r | |
922 | // assert for NULL parameters\r | |
923 | //\r | |
924 | ASSERT(CommandString != NULL);\r | |
925 | \r | |
926 | //\r | |
927 | // check for the command\r | |
928 | //\r | |
929 | for ( Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetFirstNode(&mCommandList.Link)\r | |
930 | ; !IsNull(&mCommandList.Link, &Node->Link)\r | |
931 | ; Node = (SHELL_COMMAND_INTERNAL_LIST_ENTRY *)GetNextNode(&mCommandList.Link, &Node->Link)\r | |
932 | ){\r | |
933 | ASSERT(Node->CommandString != NULL);\r | |
934 | if (gUnicodeCollation->StriColl(\r | |
935 | gUnicodeCollation,\r | |
936 | (CHAR16*)CommandString,\r | |
937 | Node->CommandString) == 0\r | |
938 | ){\r | |
939 | return (Node->GetManFileName());\r | |
940 | }\r | |
941 | }\r | |
942 | return (NULL);\r | |
943 | }\r | |
944 | \r | |
945 | /**\r | |
946 | Get the list of all available shell internal commands. This is a linked list\r | |
947 | (via LIST_ENTRY structure). enumerate through it using the BaseLib linked\r | |
948 | list functions. do not modify the values.\r | |
949 | \r | |
1a63ec8f | 950 | @param[in] Sort TRUE to alphabetically sort the values first. FALSE otherwise.\r |
951 | \r | |
a405b86d | 952 | @return a Linked list of all available shell commands.\r |
953 | **/\r | |
954 | CONST COMMAND_LIST*\r | |
955 | EFIAPI\r | |
956 | ShellCommandGetCommandList (\r | |
1a63ec8f | 957 | IN CONST BOOLEAN Sort\r |
a405b86d | 958 | )\r |
959 | {\r | |
1a63ec8f | 960 | // if (!Sort) {\r |
961 | // return ((COMMAND_LIST*)(&mCommandList));\r | |
962 | // }\r | |
a405b86d | 963 | return ((COMMAND_LIST*)(&mCommandList));\r |
964 | }\r | |
965 | \r | |
966 | /**\r | |
967 | Registers aliases to be set as part of the initialization of the shell application.\r | |
968 | \r | |
969 | If Command is NULL, then ASSERT().\r | |
970 | If Alias is NULL, then ASSERT().\r | |
971 | \r | |
972 | @param[in] Command Pointer to the Command\r | |
973 | @param[in] Alias Pointer to Alias\r | |
974 | \r | |
975 | @retval RETURN_SUCCESS The handlers were registered.\r | |
976 | @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to\r | |
977 | register the shell command.\r | |
978 | **/\r | |
979 | RETURN_STATUS\r | |
980 | EFIAPI\r | |
981 | ShellCommandRegisterAlias (\r | |
982 | IN CONST CHAR16 *Command,\r | |
983 | IN CONST CHAR16 *Alias\r | |
984 | )\r | |
985 | {\r | |
986 | ALIAS_LIST *Node;\r | |
4ba9b812 TS |
987 | ALIAS_LIST *CommandAlias;\r |
988 | ALIAS_LIST *PrevCommandAlias; \r | |
989 | INTN LexicalMatchValue;\r | |
a405b86d | 990 | \r |
991 | //\r | |
992 | // Asserts for NULL\r | |
993 | //\r | |
994 | ASSERT(Command != NULL);\r | |
995 | ASSERT(Alias != NULL);\r | |
996 | \r | |
997 | //\r | |
998 | // allocate memory for new struct\r | |
999 | //\r | |
1a63ec8f | 1000 | Node = AllocateZeroPool(sizeof(ALIAS_LIST));\r |
107d05a4 RN |
1001 | if (Node == NULL) {\r |
1002 | return RETURN_OUT_OF_RESOURCES;\r | |
1003 | }\r | |
53173337 | 1004 | Node->CommandString = AllocateCopyPool(StrSize(Command), Command);\r |
107d05a4 RN |
1005 | if (Node->CommandString == NULL) {\r |
1006 | FreePool (Node);\r | |
1007 | return RETURN_OUT_OF_RESOURCES;\r | |
1008 | }\r | |
53173337 | 1009 | Node->Alias = AllocateCopyPool(StrSize(Alias), Alias);\r |
107d05a4 RN |
1010 | if (Node->Alias == NULL) {\r |
1011 | FreePool (Node->CommandString);\r | |
1012 | FreePool (Node);\r | |
1013 | return RETURN_OUT_OF_RESOURCES;\r | |
1014 | }\r | |
a405b86d | 1015 | \r |
4ba9b812 TS |
1016 | InsertHeadList (&mAliasList.Link, &Node->Link);\r |
1017 | \r | |
a405b86d | 1018 | //\r |
4ba9b812 | 1019 | // Move a new pre-defined registered alias to its sorted ordered location in the list\r |
a405b86d | 1020 | //\r |
4ba9b812 TS |
1021 | for ( CommandAlias = (ALIAS_LIST *)GetFirstNode (&mAliasList.Link),\r |
1022 | PrevCommandAlias = (ALIAS_LIST *)GetFirstNode (&mAliasList.Link)\r | |
1023 | ; !IsNull (&mAliasList.Link, &CommandAlias->Link)\r | |
1024 | ; CommandAlias = (ALIAS_LIST *) GetNextNode (&mAliasList.Link, &CommandAlias->Link) ) {\r | |
1025 | //\r | |
1026 | // Get Lexical comparison value between PrevCommandAlias and CommandAlias List Entry\r | |
1027 | //\r | |
1028 | LexicalMatchValue = gUnicodeCollation->StriColl (\r | |
1029 | gUnicodeCollation,\r | |
1030 | PrevCommandAlias->Alias,\r | |
1031 | CommandAlias->Alias\r | |
1032 | );\r | |
1033 | \r | |
1034 | //\r | |
1035 | // Swap PrevCommandAlias and CommandAlias list entry if PrevCommandAlias list entry\r | |
1036 | // is alphabetically greater than CommandAlias list entry\r | |
1037 | // \r | |
1038 | if (LexicalMatchValue > 0) {\r | |
1039 | CommandAlias = (ALIAS_LIST *) SwapListEntries (&PrevCommandAlias->Link, &CommandAlias->Link);\r | |
1040 | } else if (LexicalMatchValue < 0) {\r | |
1041 | //\r | |
1042 | // PrevCommandAlias entry is lexically lower than CommandAlias entry\r | |
1043 | //\r | |
1044 | break;\r | |
1045 | }\r | |
1046 | }\r | |
a405b86d | 1047 | \r |
1048 | return (RETURN_SUCCESS);\r | |
1049 | }\r | |
1050 | \r | |
1051 | /**\r | |
1052 | Get the list of all shell alias commands. This is a linked list\r | |
1053 | (via LIST_ENTRY structure). enumerate through it using the BaseLib linked\r | |
1054 | list functions. do not modify the values.\r | |
1055 | \r | |
1056 | @return a Linked list of all requested shell alias'.\r | |
1057 | **/\r | |
1058 | CONST ALIAS_LIST*\r | |
1059 | EFIAPI\r | |
1060 | ShellCommandGetInitAliasList (\r | |
1061 | VOID\r | |
1062 | )\r | |
1063 | {\r | |
1064 | return (&mAliasList);\r | |
1065 | }\r | |
1066 | \r | |
1067 | /**\r | |
1a63ec8f | 1068 | Determine if a given alias is on the list of built in alias'.\r |
a405b86d | 1069 | \r |
1070 | @param[in] Alias The alias to test for\r | |
1071 | \r | |
1072 | @retval TRUE The alias is a built in alias\r | |
1073 | @retval FALSE The alias is not a built in alias\r | |
1074 | **/\r | |
1075 | BOOLEAN\r | |
1076 | EFIAPI\r | |
1077 | ShellCommandIsOnAliasList(\r | |
1078 | IN CONST CHAR16 *Alias\r | |
1079 | )\r | |
1080 | {\r | |
1081 | ALIAS_LIST *Node;\r | |
1082 | \r | |
1083 | //\r | |
1084 | // assert for NULL parameter\r | |
1085 | //\r | |
1086 | ASSERT(Alias != NULL);\r | |
1087 | \r | |
1088 | //\r | |
1089 | // check for the Alias\r | |
1090 | //\r | |
1091 | for ( Node = (ALIAS_LIST *)GetFirstNode(&mAliasList.Link)\r | |
1092 | ; !IsNull(&mAliasList.Link, &Node->Link)\r | |
1093 | ; Node = (ALIAS_LIST *)GetNextNode(&mAliasList.Link, &Node->Link)\r | |
1094 | ){\r | |
1095 | ASSERT(Node->CommandString != NULL);\r | |
1096 | ASSERT(Node->Alias != NULL);\r | |
1097 | if (gUnicodeCollation->StriColl(\r | |
1098 | gUnicodeCollation,\r | |
1099 | (CHAR16*)Alias,\r | |
1100 | Node->CommandString) == 0\r | |
1101 | ){\r | |
1102 | return (TRUE);\r | |
1103 | }\r | |
1104 | if (gUnicodeCollation->StriColl(\r | |
1105 | gUnicodeCollation,\r | |
1106 | (CHAR16*)Alias,\r | |
1107 | Node->Alias) == 0\r | |
1108 | ){\r | |
1109 | return (TRUE);\r | |
1110 | }\r | |
1111 | }\r | |
1112 | return (FALSE);\r | |
1113 | }\r | |
1114 | \r | |
1115 | /**\r | |
cceb4ebd | 1116 | Function to determine current state of ECHO. Echo determines if lines from scripts\r |
a405b86d | 1117 | and ECHO commands are enabled.\r |
1118 | \r | |
1119 | @retval TRUE Echo is currently enabled\r | |
1120 | @retval FALSE Echo is currently disabled\r | |
1121 | **/\r | |
1122 | BOOLEAN\r | |
1123 | EFIAPI\r | |
1124 | ShellCommandGetEchoState(\r | |
1125 | VOID\r | |
1126 | )\r | |
1127 | {\r | |
1128 | return (mEchoState);\r | |
1129 | }\r | |
1130 | \r | |
1131 | /**\r | |
cceb4ebd | 1132 | Function to set current state of ECHO. Echo determines if lines from scripts\r |
a405b86d | 1133 | and ECHO commands are enabled.\r |
1134 | \r | |
1135 | If State is TRUE, Echo will be enabled.\r | |
1136 | If State is FALSE, Echo will be disabled.\r | |
1a63ec8f | 1137 | \r |
1138 | @param[in] State How to set echo.\r | |
a405b86d | 1139 | **/\r |
1140 | VOID\r | |
1141 | EFIAPI\r | |
1142 | ShellCommandSetEchoState(\r | |
1143 | IN BOOLEAN State\r | |
1144 | )\r | |
1145 | {\r | |
1146 | mEchoState = State;\r | |
1147 | }\r | |
1148 | \r | |
1149 | /**\r | |
1150 | Indicate that the current shell or script should exit.\r | |
1151 | \r | |
b6b22b13 | 1152 | @param[in] ScriptOnly TRUE if exiting a script; FALSE otherwise.\r |
1153 | @param[in] ErrorCode The 64 bit error code to return.\r | |
a405b86d | 1154 | **/\r |
1155 | VOID\r | |
1156 | EFIAPI\r | |
1157 | ShellCommandRegisterExit (\r | |
b6b22b13 | 1158 | IN BOOLEAN ScriptOnly,\r |
1159 | IN CONST UINT64 ErrorCode\r | |
a405b86d | 1160 | )\r |
1161 | {\r | |
1162 | mExitRequested = (BOOLEAN)(!mExitRequested);\r | |
1163 | if (mExitRequested) {\r | |
1164 | mExitScript = ScriptOnly;\r | |
1165 | } else {\r | |
1166 | mExitScript = FALSE;\r | |
1167 | }\r | |
b6b22b13 | 1168 | mExitCode = ErrorCode;\r |
a405b86d | 1169 | }\r |
1170 | \r | |
1171 | /**\r | |
1172 | Retrieve the Exit indicator.\r | |
1173 | \r | |
1174 | @retval TRUE Exit was indicated.\r | |
1175 | @retval FALSE Exis was not indicated.\r | |
1176 | **/\r | |
1177 | BOOLEAN\r | |
1178 | EFIAPI\r | |
1179 | ShellCommandGetExit (\r | |
1180 | VOID\r | |
1181 | )\r | |
1182 | {\r | |
1183 | return (mExitRequested);\r | |
1184 | }\r | |
1185 | \r | |
b6b22b13 | 1186 | /**\r |
1187 | Retrieve the Exit code.\r | |
1188 | \r | |
1189 | If ShellCommandGetExit returns FALSE than the return from this is undefined.\r | |
1190 | \r | |
1191 | @return the value passed into RegisterExit.\r | |
1192 | **/\r | |
1193 | UINT64\r | |
1194 | EFIAPI\r | |
1195 | ShellCommandGetExitCode (\r | |
1196 | VOID\r | |
1197 | )\r | |
1198 | {\r | |
1199 | return (mExitCode);\r | |
1200 | }\r | |
a405b86d | 1201 | /**\r |
1202 | Retrieve the Exit script indicator.\r | |
1203 | \r | |
1204 | If ShellCommandGetExit returns FALSE than the return from this is undefined.\r | |
1205 | \r | |
1206 | @retval TRUE ScriptOnly was indicated.\r | |
1207 | @retval FALSE ScriptOnly was not indicated.\r | |
1208 | **/\r | |
1209 | BOOLEAN\r | |
1210 | EFIAPI\r | |
1211 | ShellCommandGetScriptExit (\r | |
1212 | VOID\r | |
1213 | )\r | |
1214 | {\r | |
1215 | return (mExitScript);\r | |
1216 | }\r | |
1217 | \r | |
1218 | /**\r | |
1219 | Function to cleanup all memory from a SCRIPT_FILE structure.\r | |
1220 | \r | |
1221 | @param[in] Script The pointer to the structure to cleanup.\r | |
1222 | **/\r | |
1223 | VOID\r | |
1224 | EFIAPI\r | |
1225 | DeleteScriptFileStruct (\r | |
1226 | IN SCRIPT_FILE *Script\r | |
1227 | )\r | |
1228 | {\r | |
1229 | UINT8 LoopVar;\r | |
0ab85bef | 1230 | \r |
1231 | if (Script == NULL) {\r | |
1232 | return;\r | |
1233 | }\r | |
1234 | \r | |
a405b86d | 1235 | for (LoopVar = 0 ; LoopVar < Script->Argc ; LoopVar++) {\r |
0ab85bef | 1236 | SHELL_FREE_NON_NULL(Script->Argv[LoopVar]);\r |
a405b86d | 1237 | }\r |
1238 | if (Script->Argv != NULL) {\r | |
0ab85bef | 1239 | SHELL_FREE_NON_NULL(Script->Argv);\r |
a405b86d | 1240 | }\r |
1241 | Script->CurrentCommand = NULL;\r | |
1242 | while (!IsListEmpty (&Script->CommandList)) {\r | |
1243 | Script->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetFirstNode(&Script->CommandList);\r | |
1244 | if (Script->CurrentCommand != NULL) {\r | |
1245 | RemoveEntryList(&Script->CurrentCommand->Link);\r | |
1246 | if (Script->CurrentCommand->Cl != NULL) {\r | |
0ab85bef | 1247 | SHELL_FREE_NON_NULL(Script->CurrentCommand->Cl);\r |
a405b86d | 1248 | }\r |
1249 | if (Script->CurrentCommand->Data != NULL) {\r | |
0ab85bef | 1250 | SHELL_FREE_NON_NULL(Script->CurrentCommand->Data);\r |
a405b86d | 1251 | }\r |
0ab85bef | 1252 | SHELL_FREE_NON_NULL(Script->CurrentCommand);\r |
a405b86d | 1253 | }\r |
1254 | }\r | |
0ab85bef | 1255 | SHELL_FREE_NON_NULL(Script->ScriptName);\r |
1256 | SHELL_FREE_NON_NULL(Script);\r | |
a405b86d | 1257 | }\r |
1258 | \r | |
1259 | /**\r | |
1260 | Function to return a pointer to the currently running script file object.\r | |
1261 | \r | |
1262 | @retval NULL A script file is not currently running.\r | |
1263 | @return A pointer to the current script file object.\r | |
1264 | **/\r | |
1265 | SCRIPT_FILE*\r | |
1266 | EFIAPI\r | |
1267 | ShellCommandGetCurrentScriptFile (\r | |
1268 | VOID\r | |
1269 | )\r | |
1270 | {\r | |
1271 | SCRIPT_FILE_LIST *List;\r | |
1272 | if (IsListEmpty (&mScriptList.Link)) {\r | |
1273 | return (NULL);\r | |
1274 | }\r | |
1275 | List = ((SCRIPT_FILE_LIST*)GetFirstNode(&mScriptList.Link));\r | |
1276 | return (List->Data);\r | |
1277 | }\r | |
1278 | \r | |
1279 | /**\r | |
1280 | Function to set a new script as the currently running one.\r | |
1281 | \r | |
1282 | This function will correctly stack and unstack nested scripts.\r | |
1283 | \r | |
1284 | @param[in] Script Pointer to new script information structure. if NULL\r | |
1285 | will remove and de-allocate the top-most Script structure.\r | |
1286 | \r | |
1287 | @return A pointer to the current running script file after this\r | |
1288 | change. NULL if removing the final script.\r | |
1289 | **/\r | |
1290 | SCRIPT_FILE*\r | |
1291 | EFIAPI\r | |
1292 | ShellCommandSetNewScript (\r | |
1293 | IN SCRIPT_FILE *Script OPTIONAL\r | |
1294 | )\r | |
1295 | {\r | |
1296 | SCRIPT_FILE_LIST *Node;\r | |
1297 | if (Script == NULL) {\r | |
1298 | if (IsListEmpty (&mScriptList.Link)) {\r | |
a405b86d | 1299 | return (NULL);\r |
1300 | }\r | |
1301 | Node = (SCRIPT_FILE_LIST *)GetFirstNode(&mScriptList.Link);\r | |
1302 | RemoveEntryList(&Node->Link);\r | |
1303 | DeleteScriptFileStruct(Node->Data);\r | |
1304 | FreePool(Node);\r | |
1305 | } else {\r | |
1306 | Node = AllocateZeroPool(sizeof(SCRIPT_FILE_LIST));\r | |
0ab85bef | 1307 | if (Node == NULL) {\r |
1308 | return (NULL);\r | |
1309 | }\r | |
a405b86d | 1310 | Node->Data = Script;\r |
1311 | InsertHeadList(&mScriptList.Link, &Node->Link);\r | |
1312 | }\r | |
1313 | return (ShellCommandGetCurrentScriptFile());\r | |
1314 | }\r | |
1315 | \r | |
1316 | /**\r | |
1317 | Function to generate the next default mapping name.\r | |
1318 | \r | |
1319 | If the return value is not NULL then it must be callee freed.\r | |
1320 | \r | |
1321 | @param Type What kind of mapping name to make.\r | |
1322 | \r | |
1323 | @retval NULL a memory allocation failed.\r | |
1324 | @return a new map name string\r | |
1325 | **/\r | |
1326 | CHAR16*\r | |
1327 | EFIAPI\r | |
1328 | ShellCommandCreateNewMappingName(\r | |
1329 | IN CONST SHELL_MAPPING_TYPE Type\r | |
1330 | )\r | |
1331 | {\r | |
1332 | CHAR16 *String;\r | |
1333 | ASSERT(Type < MappingTypeMax);\r | |
1334 | \r | |
1335 | String = NULL;\r | |
1336 | \r | |
1337 | String = AllocateZeroPool(PcdGet8(PcdShellMapNameLength) * sizeof(String[0]));\r | |
1338 | UnicodeSPrint(\r | |
1339 | String,\r | |
1340 | PcdGet8(PcdShellMapNameLength) * sizeof(String[0]),\r | |
1341 | Type == MappingTypeFileSystem?L"FS%d:":L"BLK%d:",\r | |
1342 | Type == MappingTypeFileSystem?mFsMaxCount++:mBlkMaxCount++);\r | |
1343 | \r | |
1344 | return (String);\r | |
1345 | }\r | |
1346 | \r | |
1347 | /**\r | |
1348 | Function to add a map node to the list of map items and update the "path" environment variable (optionally).\r | |
1349 | \r | |
1350 | If Path is TRUE (during initialization only), the path environment variable will also be updated to include\r | |
1351 | default paths on the new map name...\r | |
1352 | \r | |
1353 | Path should be FALSE when this function is called from the protocol SetMap function.\r | |
1354 | \r | |
1355 | @param[in] Name The human readable mapped name.\r | |
1356 | @param[in] DevicePath The Device Path for this map.\r | |
1357 | @param[in] Flags The Flags attribute for this map item.\r | |
1358 | @param[in] Path TRUE to update path, FALSE to skip this step (should only be TRUE during initialization).\r | |
1359 | \r | |
1360 | @retval EFI_SUCCESS The addition was sucessful.\r | |
1361 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1362 | @retval EFI_INVALID_PARAMETER A parameter was invalid.\r | |
1363 | **/\r | |
1364 | EFI_STATUS\r | |
1365 | EFIAPI\r | |
1366 | ShellCommandAddMapItemAndUpdatePath(\r | |
1367 | IN CONST CHAR16 *Name,\r | |
1368 | IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r | |
1369 | IN CONST UINT64 Flags,\r | |
1370 | IN CONST BOOLEAN Path\r | |
1371 | )\r | |
1372 | {\r | |
1373 | EFI_STATUS Status;\r | |
1374 | SHELL_MAP_LIST *MapListNode;\r | |
1375 | CONST CHAR16 *OriginalPath;\r | |
1376 | CHAR16 *NewPath;\r | |
1377 | UINTN NewPathSize;\r | |
1378 | \r | |
1379 | NewPathSize = 0;\r | |
1380 | NewPath = NULL;\r | |
1381 | OriginalPath = NULL;\r | |
1382 | Status = EFI_SUCCESS;\r | |
1383 | \r | |
1384 | MapListNode = AllocateZeroPool(sizeof(SHELL_MAP_LIST));\r | |
1385 | if (MapListNode == NULL) {\r | |
1386 | Status = EFI_OUT_OF_RESOURCES;\r | |
1387 | } else {\r | |
1388 | MapListNode->Flags = Flags;\r | |
3957a5a5 | 1389 | MapListNode->MapName = AllocateCopyPool(StrSize(Name), Name);\r |
a405b86d | 1390 | MapListNode->DevicePath = DuplicateDevicePath(DevicePath);\r |
1391 | if ((MapListNode->MapName == NULL) || (MapListNode->DevicePath == NULL)){\r | |
1392 | Status = EFI_OUT_OF_RESOURCES;\r | |
1393 | } else {\r | |
a405b86d | 1394 | InsertTailList(&gShellMapList.Link, &MapListNode->Link);\r |
1395 | }\r | |
1396 | }\r | |
1397 | if (EFI_ERROR(Status)) {\r | |
1398 | if (MapListNode != NULL) {\r | |
1399 | if (MapListNode->DevicePath != NULL) {\r | |
1400 | FreePool(MapListNode->DevicePath);\r | |
1401 | }\r | |
1402 | if (MapListNode->MapName != NULL) {\r | |
1403 | FreePool(MapListNode->MapName);\r | |
1404 | }\r | |
1405 | FreePool(MapListNode);\r | |
1406 | }\r | |
1407 | } else if (Path) {\r | |
1408 | //\r | |
1409 | // Since there was no error and Path was TRUE\r | |
1410 | // Now add the correct path for that mapping\r | |
1411 | //\r | |
1412 | OriginalPath = gEfiShellProtocol->GetEnv(L"path");\r | |
1413 | ASSERT((NewPath == NULL && NewPathSize == 0) || (NewPath != NULL));\r | |
1414 | if (OriginalPath != NULL) {\r | |
1415 | StrnCatGrow(&NewPath, &NewPathSize, OriginalPath, 0);\r | |
1416 | } else {\r | |
1417 | StrnCatGrow(&NewPath, &NewPathSize, L".\\", 0);\r | |
1418 | }\r | |
1419 | StrnCatGrow(&NewPath, &NewPathSize, L";", 0);\r | |
1420 | StrnCatGrow(&NewPath, &NewPathSize, Name, 0);\r | |
1421 | StrnCatGrow(&NewPath, &NewPathSize, L"\\efi\\tools\\;", 0);\r | |
1422 | StrnCatGrow(&NewPath, &NewPathSize, Name, 0);\r | |
1423 | StrnCatGrow(&NewPath, &NewPathSize, L"\\efi\\boot\\;", 0);\r | |
1424 | StrnCatGrow(&NewPath, &NewPathSize, Name, 0);\r | |
1425 | StrnCatGrow(&NewPath, &NewPathSize, L"\\", 0);\r | |
1426 | \r | |
1427 | Status = gEfiShellProtocol->SetEnv(L"path", NewPath, TRUE);\r | |
1428 | ASSERT_EFI_ERROR(Status);\r | |
1429 | FreePool(NewPath);\r | |
1430 | }\r | |
1431 | return (Status);\r | |
1432 | }\r | |
1433 | \r | |
1434 | /**\r | |
1435 | Creates the default map names for each device path in the system with\r | |
1436 | a protocol depending on the Type.\r | |
1437 | \r | |
1438 | Creates the consistent map names for each device path in the system with\r | |
1439 | a protocol depending on the Type.\r | |
1440 | \r | |
1441 | Note: This will reset all mappings in the system("map -r").\r | |
1442 | \r | |
1443 | Also sets up the default path environment variable if Type is FileSystem.\r | |
1444 | \r | |
1445 | @retval EFI_SUCCESS All map names were created sucessfully.\r | |
1446 | @retval EFI_NOT_FOUND No protocols were found in the system.\r | |
1447 | @return Error returned from gBS->LocateHandle().\r | |
1448 | \r | |
1449 | @sa LocateHandle\r | |
1450 | **/\r | |
1451 | EFI_STATUS\r | |
1452 | EFIAPI\r | |
1453 | ShellCommandCreateInitialMappingsAndPaths(\r | |
1454 | VOID\r | |
1455 | )\r | |
1456 | {\r | |
1457 | EFI_STATUS Status;\r | |
1458 | EFI_HANDLE *HandleList;\r | |
1459 | UINTN Count;\r | |
1460 | EFI_DEVICE_PATH_PROTOCOL **DevicePathList;\r | |
1461 | CHAR16 *NewDefaultName;\r | |
1462 | CHAR16 *NewConsistName;\r | |
1463 | EFI_DEVICE_PATH_PROTOCOL **ConsistMappingTable;\r | |
1464 | SHELL_MAP_LIST *MapListNode;\r | |
1465 | \r | |
1466 | HandleList = NULL;\r | |
1467 | \r | |
1468 | //\r | |
1469 | // Reset the static members back to zero\r | |
1470 | //\r | |
1471 | mFsMaxCount = 0;\r | |
1472 | mBlkMaxCount = 0;\r | |
1473 | \r | |
1474 | gEfiShellProtocol->SetEnv(L"path", L"", TRUE);\r | |
1475 | \r | |
1476 | //\r | |
1477 | // First empty out the existing list.\r | |
1478 | //\r | |
1479 | if (!IsListEmpty(&gShellMapList.Link)) {\r | |
1480 | for ( MapListNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
1481 | ; !IsListEmpty(&gShellMapList.Link)\r | |
1482 | ; MapListNode = (SHELL_MAP_LIST *)GetFirstNode(&gShellMapList.Link)\r | |
1483 | ){\r | |
1484 | RemoveEntryList(&MapListNode->Link);\r | |
c8cfd83a JY |
1485 | SHELL_FREE_NON_NULL(MapListNode->DevicePath);\r |
1486 | SHELL_FREE_NON_NULL(MapListNode->MapName);\r | |
1487 | SHELL_FREE_NON_NULL(MapListNode->CurrentDirectoryPath);\r | |
a405b86d | 1488 | FreePool(MapListNode);\r |
1489 | } // for loop\r | |
1490 | }\r | |
1491 | \r | |
1492 | //\r | |
1493 | // Find each handle with Simple File System\r | |
1494 | //\r | |
0ab85bef | 1495 | HandleList = GetHandleListByProtocol(&gEfiSimpleFileSystemProtocolGuid);\r |
a405b86d | 1496 | if (HandleList != NULL) {\r |
1497 | //\r | |
1498 | // Do a count of the handles\r | |
1499 | //\r | |
1500 | for (Count = 0 ; HandleList[Count] != NULL ; Count++);\r | |
1501 | \r | |
1502 | //\r | |
1503 | // Get all Device Paths\r | |
1504 | //\r | |
1a63ec8f | 1505 | DevicePathList = AllocateZeroPool(sizeof(EFI_DEVICE_PATH_PROTOCOL*) * Count);\r |
107d05a4 RN |
1506 | if (DevicePathList == NULL) {\r |
1507 | SHELL_FREE_NON_NULL (HandleList);\r | |
1508 | return EFI_OUT_OF_RESOURCES;\r | |
1509 | }\r | |
a405b86d | 1510 | \r |
1511 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1512 | DevicePathList[Count] = DevicePathFromHandle(HandleList[Count]);\r | |
1513 | }\r | |
1514 | \r | |
1515 | //\r | |
1516 | // Sort all DevicePaths\r | |
1517 | //\r | |
1518 | PerformQuickSort(DevicePathList, Count, sizeof(EFI_DEVICE_PATH_PROTOCOL*), DevicePathCompare);\r | |
1519 | \r | |
1520 | ShellCommandConsistMappingInitialize(&ConsistMappingTable);\r | |
1521 | //\r | |
1522 | // Assign new Mappings to all...\r | |
1523 | //\r | |
1524 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1525 | //\r | |
1526 | // Get default name first\r | |
1527 | //\r | |
1528 | NewDefaultName = ShellCommandCreateNewMappingName(MappingTypeFileSystem);\r | |
1529 | ASSERT(NewDefaultName != NULL);\r | |
1530 | Status = ShellCommandAddMapItemAndUpdatePath(NewDefaultName, DevicePathList[Count], 0, TRUE);\r | |
1531 | ASSERT_EFI_ERROR(Status);\r | |
1532 | FreePool(NewDefaultName);\r | |
1533 | \r | |
1534 | //\r | |
1535 | // Now do consistent name\r | |
1536 | //\r | |
1537 | NewConsistName = ShellCommandConsistMappingGenMappingName(DevicePathList[Count], ConsistMappingTable);\r | |
1538 | if (NewConsistName != NULL) {\r | |
1539 | Status = ShellCommandAddMapItemAndUpdatePath(NewConsistName, DevicePathList[Count], 0, FALSE);\r | |
1540 | ASSERT_EFI_ERROR(Status);\r | |
1541 | FreePool(NewConsistName);\r | |
1542 | }\r | |
1543 | }\r | |
1544 | \r | |
1545 | ShellCommandConsistMappingUnInitialize(ConsistMappingTable);\r | |
1546 | \r | |
1547 | SHELL_FREE_NON_NULL(HandleList);\r | |
1548 | SHELL_FREE_NON_NULL(DevicePathList);\r | |
1549 | \r | |
1550 | HandleList = NULL;\r | |
1551 | } else {\r | |
1552 | Count = (UINTN)-1;\r | |
1553 | }\r | |
1554 | \r | |
1555 | //\r | |
1556 | // Find each handle with Block Io\r | |
1557 | //\r | |
0ab85bef | 1558 | HandleList = GetHandleListByProtocol(&gEfiBlockIoProtocolGuid);\r |
a405b86d | 1559 | if (HandleList != NULL) {\r |
1560 | for (Count = 0 ; HandleList[Count] != NULL ; Count++);\r | |
1561 | \r | |
1562 | //\r | |
1563 | // Get all Device Paths\r | |
1564 | //\r | |
1a63ec8f | 1565 | DevicePathList = AllocateZeroPool(sizeof(EFI_DEVICE_PATH_PROTOCOL*) * Count);\r |
107d05a4 RN |
1566 | if (DevicePathList == NULL) {\r |
1567 | SHELL_FREE_NON_NULL (HandleList);\r | |
1568 | return EFI_OUT_OF_RESOURCES;\r | |
1569 | }\r | |
a405b86d | 1570 | \r |
1571 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1572 | DevicePathList[Count] = DevicePathFromHandle(HandleList[Count]);\r | |
1573 | }\r | |
1574 | \r | |
1575 | //\r | |
1576 | // Sort all DevicePaths\r | |
1577 | //\r | |
1578 | PerformQuickSort(DevicePathList, Count, sizeof(EFI_DEVICE_PATH_PROTOCOL*), DevicePathCompare);\r | |
1579 | \r | |
1580 | //\r | |
1581 | // Assign new Mappings to all...\r | |
1582 | //\r | |
1583 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1584 | //\r | |
1585 | // Get default name first\r | |
1586 | //\r | |
1587 | NewDefaultName = ShellCommandCreateNewMappingName(MappingTypeBlockIo);\r | |
1588 | ASSERT(NewDefaultName != NULL);\r | |
1589 | Status = ShellCommandAddMapItemAndUpdatePath(NewDefaultName, DevicePathList[Count], 0, FALSE);\r | |
1590 | ASSERT_EFI_ERROR(Status);\r | |
1591 | FreePool(NewDefaultName);\r | |
1592 | }\r | |
1593 | \r | |
1594 | SHELL_FREE_NON_NULL(HandleList);\r | |
1595 | SHELL_FREE_NON_NULL(DevicePathList);\r | |
1596 | } else if (Count == (UINTN)-1) {\r | |
1597 | return (EFI_NOT_FOUND);\r | |
1598 | }\r | |
1599 | \r | |
1600 | return (EFI_SUCCESS);\r | |
cf812a20 JC |
1601 | }\r |
1602 | \r | |
1603 | /**\r | |
1604 | Add mappings for any devices without one. Do not change any existing maps.\r | |
1605 | \r | |
1606 | @retval EFI_SUCCESS The operation was successful.\r | |
1607 | **/\r | |
1608 | EFI_STATUS\r | |
1609 | EFIAPI\r | |
1610 | ShellCommandUpdateMapping (\r | |
1611 | VOID\r | |
1612 | )\r | |
1613 | {\r | |
1614 | EFI_STATUS Status;\r | |
1615 | EFI_HANDLE *HandleList;\r | |
1616 | UINTN Count;\r | |
1617 | EFI_DEVICE_PATH_PROTOCOL **DevicePathList;\r | |
1618 | CHAR16 *NewDefaultName;\r | |
1619 | CHAR16 *NewConsistName;\r | |
1620 | EFI_DEVICE_PATH_PROTOCOL **ConsistMappingTable;\r | |
1621 | \r | |
1622 | HandleList = NULL;\r | |
1623 | Status = EFI_SUCCESS;\r | |
1624 | \r | |
1625 | //\r | |
1626 | // remove mappings that represent removed devices.\r | |
1627 | //\r | |
1628 | \r | |
1629 | //\r | |
1630 | // Find each handle with Simple File System\r | |
1631 | //\r | |
1632 | HandleList = GetHandleListByProtocol(&gEfiSimpleFileSystemProtocolGuid);\r | |
1633 | if (HandleList != NULL) {\r | |
1634 | //\r | |
1635 | // Do a count of the handles\r | |
1636 | //\r | |
1637 | for (Count = 0 ; HandleList[Count] != NULL ; Count++);\r | |
1638 | \r | |
1639 | //\r | |
1640 | // Get all Device Paths\r | |
1641 | //\r | |
1642 | DevicePathList = AllocateZeroPool(sizeof(EFI_DEVICE_PATH_PROTOCOL*) * Count);\r | |
ae315cc2 JC |
1643 | if (DevicePathList == NULL) {\r |
1644 | return (EFI_OUT_OF_RESOURCES);\r | |
1645 | }\r | |
cf812a20 JC |
1646 | \r |
1647 | for (Count = 0 ; HandleList[Count] != NULL ; Count++) {\r | |
1648 | DevicePathList[Count] = DevicePathFromHandle(HandleList[Count]);\r | |
1649 | }\r | |
1650 | \r | |
1651 | //\r | |
1652 | // Sort all DevicePaths\r | |
1653 | //\r | |
1654 | PerformQuickSort(DevicePathList, Count, sizeof(EFI_DEVICE_PATH_PROTOCOL*), DevicePathCompare);\r | |
1655 | \r | |
1656 | ShellCommandConsistMappingInitialize(&ConsistMappingTable);\r | |
1657 | \r | |
1658 | //\r | |
1659 | // Assign new Mappings to remainders\r | |
1660 | //\r | |
ae315cc2 | 1661 | for (Count = 0 ; !EFI_ERROR(Status) && HandleList[Count] != NULL && !EFI_ERROR(Status); Count++) {\r |
cf812a20 JC |
1662 | //\r |
1663 | // Skip ones that already have\r | |
1664 | //\r | |
1665 | if (gEfiShellProtocol->GetMapFromDevicePath(&DevicePathList[Count]) != NULL) {\r | |
1666 | continue;\r | |
1667 | }\r | |
1668 | //\r | |
1669 | // Get default name\r | |
1670 | //\r | |
1671 | NewDefaultName = ShellCommandCreateNewMappingName(MappingTypeFileSystem);\r | |
ae315cc2 JC |
1672 | if (NewDefaultName == NULL) {\r |
1673 | Status = EFI_OUT_OF_RESOURCES;\r | |
1674 | break;\r | |
1675 | }\r | |
cf812a20 JC |
1676 | \r |
1677 | //\r | |
1678 | // Call shell protocol SetMap function now...\r | |
1679 | //\r | |
1680 | Status = gEfiShellProtocol->SetMap(DevicePathList[Count], NewDefaultName);\r | |
1681 | \r | |
1682 | if (!EFI_ERROR(Status)) {\r | |
1683 | //\r | |
1684 | // Now do consistent name\r | |
1685 | //\r | |
1686 | NewConsistName = ShellCommandConsistMappingGenMappingName(DevicePathList[Count], ConsistMappingTable);\r | |
1687 | if (NewConsistName != NULL) {\r | |
1688 | Status = gEfiShellProtocol->SetMap(DevicePathList[Count], NewConsistName);\r | |
1689 | FreePool(NewConsistName);\r | |
1690 | }\r | |
1691 | }\r | |
1692 | \r | |
1693 | FreePool(NewDefaultName);\r | |
1694 | }\r | |
1695 | ShellCommandConsistMappingUnInitialize(ConsistMappingTable);\r | |
1696 | SHELL_FREE_NON_NULL(HandleList);\r | |
1697 | SHELL_FREE_NON_NULL(DevicePathList);\r | |
1698 | \r | |
1699 | HandleList = NULL;\r | |
1700 | } else {\r | |
1701 | Count = (UINTN)-1;\r | |
1702 | }\r | |
1703 | //\r | |
1704 | // Do it all over again for gEfiBlockIoProtocolGuid\r | |
1705 | //\r | |
1706 | \r | |
1707 | return (Status);\r | |
1708 | }\r | |
1709 | \r | |
1710 | /**\r | |
1711 | Converts a SHELL_FILE_HANDLE to an EFI_FILE_PROTOCOL*.\r | |
1712 | \r | |
1713 | @param[in] Handle The SHELL_FILE_HANDLE to convert.\r | |
a405b86d | 1714 | \r |
1715 | @return a EFI_FILE_PROTOCOL* representing the same file.\r | |
1716 | **/\r | |
1717 | EFI_FILE_PROTOCOL*\r | |
1718 | EFIAPI\r | |
1719 | ConvertShellHandleToEfiFileProtocol(\r | |
1720 | IN CONST SHELL_FILE_HANDLE Handle\r | |
1721 | )\r | |
1722 | {\r | |
1723 | return ((EFI_FILE_PROTOCOL*)(Handle));\r | |
1724 | }\r | |
1725 | \r | |
1726 | /**\r | |
1727 | Converts a EFI_FILE_PROTOCOL* to an SHELL_FILE_HANDLE.\r | |
1728 | \r | |
1729 | @param[in] Handle The pointer to EFI_FILE_PROTOCOL to convert.\r | |
1730 | @param[in] Path The path to the file for verification.\r | |
1731 | \r | |
ff51746b | 1732 | @return A SHELL_FILE_HANDLE representing the same file.\r |
1733 | @retval NULL There was not enough memory.\r | |
a405b86d | 1734 | **/\r |
1735 | SHELL_FILE_HANDLE\r | |
1736 | EFIAPI\r | |
1737 | ConvertEfiFileProtocolToShellHandle(\r | |
1738 | IN CONST EFI_FILE_PROTOCOL *Handle,\r | |
1739 | IN CONST CHAR16 *Path\r | |
1740 | )\r | |
1741 | {\r | |
1742 | SHELL_COMMAND_FILE_HANDLE *Buffer;\r | |
1743 | BUFFER_LIST *NewNode;\r | |
1744 | \r | |
1745 | if (Path != NULL) {\r | |
1746 | Buffer = AllocateZeroPool(sizeof(SHELL_COMMAND_FILE_HANDLE));\r | |
ff51746b | 1747 | if (Buffer == NULL) {\r |
1748 | return (NULL);\r | |
1749 | }\r | |
1a63ec8f | 1750 | NewNode = AllocateZeroPool(sizeof(BUFFER_LIST));\r |
ff51746b | 1751 | if (NewNode == NULL) {\r |
ae315cc2 | 1752 | SHELL_FREE_NON_NULL(Buffer);\r |
ff51746b | 1753 | return (NULL);\r |
1754 | }\r | |
a405b86d | 1755 | Buffer->FileHandle = (EFI_FILE_PROTOCOL*)Handle;\r |
1756 | Buffer->Path = StrnCatGrow(&Buffer->Path, NULL, Path, 0);\r | |
ff51746b | 1757 | if (Buffer->Path == NULL) {\r |
ae315cc2 JC |
1758 | SHELL_FREE_NON_NULL(NewNode);\r |
1759 | SHELL_FREE_NON_NULL(Buffer);\r | |
ff51746b | 1760 | return (NULL);\r |
1761 | }\r | |
a405b86d | 1762 | NewNode->Buffer = Buffer;\r |
1763 | \r | |
1764 | InsertHeadList(&mFileHandleList.Link, &NewNode->Link);\r | |
1765 | }\r | |
1766 | return ((SHELL_FILE_HANDLE)(Handle));\r | |
1767 | }\r | |
1768 | \r | |
1769 | /**\r | |
1770 | Find the path that was logged with the specified SHELL_FILE_HANDLE.\r | |
1771 | \r | |
1772 | @param[in] Handle The SHELL_FILE_HANDLE to query on.\r | |
1773 | \r | |
1774 | @return A pointer to the path for the file.\r | |
1775 | **/\r | |
1776 | CONST CHAR16*\r | |
1777 | EFIAPI\r | |
1778 | ShellFileHandleGetPath(\r | |
1779 | IN CONST SHELL_FILE_HANDLE Handle\r | |
1780 | )\r | |
1781 | {\r | |
1782 | BUFFER_LIST *Node;\r | |
1783 | \r | |
1784 | for (Node = (BUFFER_LIST*)GetFirstNode(&mFileHandleList.Link)\r | |
1785 | ; !IsNull(&mFileHandleList.Link, &Node->Link)\r | |
1786 | ; Node = (BUFFER_LIST*)GetNextNode(&mFileHandleList.Link, &Node->Link)\r | |
1787 | ){\r | |
1788 | if ((Node->Buffer) && (((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->FileHandle == Handle)){\r | |
1789 | return (((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->Path);\r | |
1790 | }\r | |
1791 | }\r | |
1792 | return (NULL);\r | |
1793 | }\r | |
1794 | \r | |
1795 | /**\r | |
1a63ec8f | 1796 | Remove a SHELL_FILE_HANDLE from the list of SHELL_FILE_HANDLES.\r |
a405b86d | 1797 | \r |
1798 | @param[in] Handle The SHELL_FILE_HANDLE to remove.\r | |
1799 | \r | |
1800 | @retval TRUE The item was removed.\r | |
1801 | @retval FALSE The item was not found.\r | |
1802 | **/\r | |
1803 | BOOLEAN\r | |
1804 | EFIAPI\r | |
1805 | ShellFileHandleRemove(\r | |
1806 | IN CONST SHELL_FILE_HANDLE Handle\r | |
1807 | )\r | |
1808 | {\r | |
1809 | BUFFER_LIST *Node;\r | |
1810 | \r | |
1811 | for (Node = (BUFFER_LIST*)GetFirstNode(&mFileHandleList.Link)\r | |
1812 | ; !IsNull(&mFileHandleList.Link, &Node->Link)\r | |
1813 | ; Node = (BUFFER_LIST*)GetNextNode(&mFileHandleList.Link, &Node->Link)\r | |
1814 | ){\r | |
1815 | if ((Node->Buffer) && (((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->FileHandle == Handle)){\r | |
a405b86d | 1816 | RemoveEntryList(&Node->Link);\r |
ff51746b | 1817 | SHELL_FREE_NON_NULL(((SHELL_COMMAND_FILE_HANDLE *)Node->Buffer)->Path);\r |
1818 | SHELL_FREE_NON_NULL(Node->Buffer);\r | |
1819 | SHELL_FREE_NON_NULL(Node);\r | |
a405b86d | 1820 | return (TRUE);\r |
1821 | }\r | |
1822 | }\r | |
1823 | return (FALSE);\r | |
1824 | }\r | |
1825 | \r | |
1826 | /**\r | |
1827 | Function to determine if a SHELL_FILE_HANDLE is at the end of the file.\r | |
1828 | \r | |
1829 | This will NOT work on directories.\r | |
1830 | \r | |
1831 | If Handle is NULL, then ASSERT.\r | |
1832 | \r | |
1833 | @param[in] Handle the file handle\r | |
1834 | \r | |
1835 | @retval TRUE the position is at the end of the file\r | |
1836 | @retval FALSE the position is not at the end of the file\r | |
1837 | **/\r | |
1838 | BOOLEAN\r | |
1839 | EFIAPI\r | |
1840 | ShellFileHandleEof(\r | |
1841 | IN SHELL_FILE_HANDLE Handle\r | |
1842 | )\r | |
1843 | {\r | |
1844 | EFI_FILE_INFO *Info;\r | |
1845 | UINT64 Pos;\r | |
1846 | BOOLEAN RetVal;\r | |
1847 | \r | |
1848 | //\r | |
1849 | // ASSERT if Handle is NULL\r | |
1850 | //\r | |
1851 | ASSERT(Handle != NULL);\r | |
1852 | \r | |
1853 | gEfiShellProtocol->GetFilePosition(Handle, &Pos);\r | |
1854 | Info = gEfiShellProtocol->GetFileInfo (Handle);\r | |
a405b86d | 1855 | gEfiShellProtocol->SetFilePosition(Handle, Pos);\r |
1856 | \r | |
1857 | if (Info == NULL) {\r | |
1858 | return (FALSE);\r | |
1859 | }\r | |
1860 | \r | |
1861 | if (Pos == Info->FileSize) {\r | |
1862 | RetVal = TRUE;\r | |
1863 | } else {\r | |
1864 | RetVal = FALSE;\r | |
1865 | }\r | |
1866 | \r | |
1867 | FreePool (Info);\r | |
1868 | \r | |
1869 | return (RetVal);\r | |
1870 | }\r | |
1871 | \r | |
0fcf8d4d RN |
1872 | /**\r |
1873 | Function to get the original CmdLine string for current command.\r | |
1874 | \r | |
1875 | @return A pointer to the buffer of the original command string.\r | |
1876 | It's the caller's responsibility to free the buffer.\r | |
1877 | **/\r | |
1878 | CHAR16*\r | |
1879 | EFIAPI\r | |
1880 | ShellGetRawCmdLine (\r | |
1881 | VOID\r | |
1882 | )\r | |
1883 | {\r | |
1884 | if (mRawCmdLine == NULL) {\r | |
1885 | return NULL;\r | |
1886 | } else {\r | |
1887 | return AllocateCopyPool(StrSize(mRawCmdLine), mRawCmdLine);\r | |
1888 | }\r | |
1889 | }\r | |
1890 | \r | |
1891 | /**\r | |
1892 | Function to store the raw command string.\r | |
1893 | \r | |
1894 | The alias and variables have been replaced and spaces are trimmed.\r | |
1895 | \r | |
1896 | @param[in] CmdLine the command line string to store.\r | |
1897 | **/\r | |
1898 | VOID\r | |
1899 | EFIAPI\r | |
1900 | ShellSetRawCmdLine (\r | |
1901 | IN CONST CHAR16 *CmdLine\r | |
1902 | )\r | |
1903 | {\r | |
1904 | SHELL_FREE_NON_NULL(mRawCmdLine);\r | |
1905 | \r | |
1906 | if (CmdLine != NULL) {\r | |
1907 | //\r | |
1908 | // The spaces in the beginning and end are trimmed.\r | |
1909 | //\r | |
1910 | ASSERT (*CmdLine != L' ');\r | |
1911 | ASSERT (CmdLine[StrLen (CmdLine) - 1] != L' ');\r | |
1912 | mRawCmdLine = AllocateCopyPool (StrSize(CmdLine), CmdLine);\r | |
1913 | }\r | |
1914 | }\r | |
1915 | \r | |
a405b86d | 1916 | /**\r |
1917 | Frees any BUFFER_LIST defined type.\r | |
1a63ec8f | 1918 | \r |
1919 | @param[in] List The BUFFER_LIST object to free.\r | |
a405b86d | 1920 | **/\r |
1921 | VOID\r | |
1922 | EFIAPI\r | |
1923 | FreeBufferList (\r | |
1924 | IN BUFFER_LIST *List\r | |
1925 | )\r | |
1926 | {\r | |
1927 | BUFFER_LIST *BufferListEntry;\r | |
1928 | \r | |
1929 | if (List == NULL){\r | |
1930 | return;\r | |
1931 | }\r | |
1932 | //\r | |
1933 | // enumerate through the buffer list and free all memory\r | |
1934 | //\r | |
1935 | for ( BufferListEntry = ( BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
1936 | ; !IsListEmpty (&List->Link)\r | |
1937 | ; BufferListEntry = (BUFFER_LIST *)GetFirstNode(&List->Link)\r | |
1938 | ){\r | |
1939 | RemoveEntryList(&BufferListEntry->Link);\r | |
a405b86d | 1940 | if (BufferListEntry->Buffer != NULL) {\r |
1941 | FreePool(BufferListEntry->Buffer);\r | |
1942 | }\r | |
1943 | FreePool(BufferListEntry);\r | |
1944 | }\r | |
1945 | }\r | |
1946 | \r | |
3bd89603 LE |
1947 | /**\r |
1948 | Dump some hexadecimal data to the screen.\r | |
1949 | \r | |
1950 | @param[in] Indent How many spaces to indent the output.\r | |
1951 | @param[in] Offset The offset of the printing.\r | |
1952 | @param[in] DataSize The size in bytes of UserData.\r | |
1953 | @param[in] UserData The data to print out.\r | |
1954 | **/\r | |
1955 | VOID\r | |
1956 | DumpHex (\r | |
1957 | IN UINTN Indent,\r | |
1958 | IN UINTN Offset,\r | |
1959 | IN UINTN DataSize,\r | |
1960 | IN VOID *UserData\r | |
1961 | )\r | |
1962 | {\r | |
1963 | UINT8 *Data;\r | |
1964 | \r | |
1965 | CHAR8 Val[50];\r | |
1966 | \r | |
1967 | CHAR8 Str[20];\r | |
1968 | \r | |
1969 | UINT8 TempByte;\r | |
1970 | UINTN Size;\r | |
1971 | UINTN Index;\r | |
1972 | \r | |
1973 | Data = UserData;\r | |
1974 | while (DataSize != 0) {\r | |
1975 | Size = 16;\r | |
1976 | if (Size > DataSize) {\r | |
1977 | Size = DataSize;\r | |
1978 | }\r | |
1979 | \r | |
1980 | for (Index = 0; Index < Size; Index += 1) {\r | |
1981 | TempByte = Data[Index];\r | |
1982 | Val[Index * 3 + 0] = Hex[TempByte >> 4];\r | |
1983 | Val[Index * 3 + 1] = Hex[TempByte & 0xF];\r | |
1984 | Val[Index * 3 + 2] = (CHAR8) ((Index == 7) ? '-' : ' ');\r | |
1985 | Str[Index] = (CHAR8) ((TempByte < ' ' || TempByte > 'z') ? '.' : TempByte);\r | |
1986 | }\r | |
1987 | \r | |
1988 | Val[Index * 3] = 0;\r | |
1989 | Str[Index] = 0;\r | |
1990 | ShellPrintEx(-1, -1, L"%*a%08X: %-48a *%a*\r\n", Indent, "", Offset, Val, Str);\r | |
1991 | \r | |
1992 | Data += Size;\r | |
1993 | Offset += Size;\r | |
1994 | DataSize -= Size;\r | |
1995 | }\r | |
1996 | }\r | |
cf041fd7 RN |
1997 | \r |
1998 | /**\r | |
1999 | Dump HEX data into buffer.\r | |
2000 | \r | |
2001 | @param[in] Buffer HEX data to be dumped in Buffer.\r | |
2002 | @param[in] Indent How many spaces to indent the output.\r | |
2003 | @param[in] Offset The offset of the printing.\r | |
2004 | @param[in] DataSize The size in bytes of UserData.\r | |
2005 | @param[in] UserData The data to print out.\r | |
2006 | **/\r | |
2007 | CHAR16*\r | |
2008 | CatSDumpHex (\r | |
2009 | IN CHAR16 *Buffer,\r | |
2010 | IN UINTN Indent,\r | |
2011 | IN UINTN Offset,\r | |
2012 | IN UINTN DataSize,\r | |
2013 | IN VOID *UserData\r | |
2014 | )\r | |
2015 | {\r | |
2016 | UINT8 *Data;\r | |
2017 | UINT8 TempByte;\r | |
2018 | UINTN Size;\r | |
2019 | UINTN Index;\r | |
2020 | CHAR8 Val[50];\r | |
2021 | CHAR8 Str[20];\r | |
2022 | CHAR16 *RetVal;\r | |
2023 | CHAR16 *TempRetVal;\r | |
2024 | \r | |
2025 | Data = UserData;\r | |
2026 | RetVal = Buffer;\r | |
2027 | while (DataSize != 0) {\r | |
2028 | Size = 16;\r | |
2029 | if (Size > DataSize) {\r | |
2030 | Size = DataSize;\r | |
2031 | }\r | |
2032 | \r | |
2033 | for (Index = 0; Index < Size; Index += 1) {\r | |
2034 | TempByte = Data[Index];\r | |
2035 | Val[Index * 3 + 0] = Hex[TempByte >> 4];\r | |
2036 | Val[Index * 3 + 1] = Hex[TempByte & 0xF];\r | |
2037 | Val[Index * 3 + 2] = (CHAR8) ((Index == 7) ? '-' : ' ');\r | |
2038 | Str[Index] = (CHAR8) ((TempByte < ' ' || TempByte > 'z') ? '.' : TempByte);\r | |
2039 | }\r | |
2040 | \r | |
2041 | Val[Index * 3] = 0;\r | |
2042 | Str[Index] = 0;\r | |
2043 | TempRetVal = CatSPrint (RetVal, L"%*a%08X: %-48a *%a*\r\n", Indent, "", Offset, Val, Str);\r | |
2044 | SHELL_FREE_NON_NULL (RetVal);\r | |
2045 | RetVal = TempRetVal;\r | |
2046 | \r | |
2047 | Data += Size;\r | |
2048 | Offset += Size;\r | |
2049 | DataSize -= Size;\r | |
2050 | }\r | |
2051 | \r | |
2052 | return RetVal;\r | |
2053 | }\r |