]>
Commit | Line | Data |
---|---|---|
a405b86d | 1 | /** @file\r |
2 | This is THE shell (application)\r | |
3 | \r | |
4 | Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "Shell.h"\r | |
16 | \r | |
17 | //\r | |
18 | // Initialize the global structure\r | |
19 | //\r | |
20 | SHELL_INFO ShellInfoObject = {\r | |
21 | NULL,\r | |
22 | NULL,\r | |
23 | FALSE,\r | |
24 | FALSE,\r | |
25 | {\r | |
26 | 0,\r | |
27 | 0,\r | |
28 | 0,\r | |
29 | 0,\r | |
30 | 0,\r | |
31 | 0,\r | |
32 | 0,\r | |
33 | 0,\r | |
34 | 0,\r | |
35 | 0,\r | |
36 | NULL,\r | |
37 | NULL\r | |
38 | },\r | |
39 | {0,0},\r | |
40 | {\r | |
41 | {0,0},\r | |
42 | 0,\r | |
43 | 0,\r | |
44 | TRUE\r | |
45 | },\r | |
46 | NULL,\r | |
47 | 0,\r | |
48 | NULL,\r | |
49 | NULL,\r | |
50 | NULL,\r | |
51 | NULL,\r | |
52 | NULL,\r | |
53 | {0,0,NULL,NULL},\r | |
54 | {0,0},\r | |
55 | };\r | |
56 | \r | |
57 | STATIC CONST CHAR16 mScriptExtension[] = L".NSH";\r | |
58 | STATIC CONST CHAR16 mExecutableExtensions[] = L".NSH;.EFI";\r | |
59 | \r | |
60 | /**\r | |
61 | The entry point for the application.\r | |
62 | \r | |
63 | @param[in] ImageHandle The firmware allocated handle for the EFI image.\r | |
64 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
65 | \r | |
66 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
67 | @retval other Some error occurs when executing this entry point.\r | |
68 | \r | |
69 | **/\r | |
70 | EFI_STATUS\r | |
71 | EFIAPI\r | |
72 | UefiMain (\r | |
73 | IN EFI_HANDLE ImageHandle,\r | |
74 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
75 | )\r | |
76 | {\r | |
77 | EFI_STATUS Status;\r | |
78 | CHAR16 *TempString;\r | |
79 | UINTN Size;\r | |
80 | // EFI_INPUT_KEY Key;\r | |
81 | \r | |
82 | // gST->ConOut->OutputString(gST->ConOut, L"ReadKeyStroke Calling\r\n");\r | |
83 | //\r | |
84 | // Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
85 | //\r | |
86 | // gST->ConOut->OutputString(gST->ConOut, L"ReadKeyStroke Done\r\n");\r | |
87 | // gBS->Stall (1000000);\r | |
88 | \r | |
89 | if (PcdGet8(PcdShellSupportLevel) > 3) {\r | |
90 | return (EFI_UNSUPPORTED);\r | |
91 | }\r | |
92 | \r | |
93 | //\r | |
94 | // Clear the screen\r | |
95 | //\r | |
96 | Status = gST->ConOut->ClearScreen(gST->ConOut);\r | |
97 | ASSERT_EFI_ERROR(Status);\r | |
98 | \r | |
99 | //\r | |
100 | // Populate the global structure from PCDs\r | |
101 | //\r | |
102 | ShellInfoObject.ImageDevPath = NULL;\r | |
103 | ShellInfoObject.FileDevPath = NULL;\r | |
104 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
105 | ShellInfoObject.ViewingSettings.InsertMode = PcdGetBool(PcdShellInsertModeDefault);\r | |
106 | ShellInfoObject.LogScreenCount = PcdGet8 (PcdShellScreenLogCount );\r | |
107 | \r | |
108 | //\r | |
109 | // verify we dont allow for spec violation\r | |
110 | //\r | |
111 | ASSERT(ShellInfoObject.LogScreenCount >= 3);\r | |
112 | \r | |
113 | //\r | |
114 | // Initialize the LIST ENTRY objects...\r | |
115 | //\r | |
116 | InitializeListHead(&ShellInfoObject.BufferToFreeList.Link);\r | |
117 | InitializeListHead(&ShellInfoObject.ViewingSettings.CommandHistory.Link);\r | |
118 | InitializeListHead(&ShellInfoObject.SplitList.Link);\r | |
119 | \r | |
120 | //\r | |
121 | // Check PCDs for optional features that are not implemented yet.\r | |
122 | //\r | |
123 | if ( PcdGetBool(PcdShellSupportOldProtocols)\r | |
124 | || !FeaturePcdGet(PcdShellRequireHiiPlatform)\r | |
125 | || FeaturePcdGet(PcdShellSupportFrameworkHii)\r | |
126 | ) {\r | |
127 | return (EFI_UNSUPPORTED);\r | |
128 | }\r | |
129 | \r | |
130 | //\r | |
131 | // turn off the watchdog timer\r | |
132 | //\r | |
133 | gBS->SetWatchdogTimer (0, 0, 0, NULL);\r | |
134 | \r | |
135 | //\r | |
136 | // install our console logger. This will keep a log of the output for back-browsing\r | |
137 | //\r | |
138 | Status = ConsoleLoggerInstall(ShellInfoObject.LogScreenCount, &ShellInfoObject.ConsoleInfo);\r | |
139 | ASSERT_EFI_ERROR(Status);\r | |
140 | \r | |
141 | //\r | |
142 | // Enable the cursor to be visible\r | |
143 | //\r | |
144 | gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r | |
145 | \r | |
146 | //\r | |
147 | // If supporting EFI 1.1 we need to install HII protocol\r | |
148 | // only do this if PcdShellRequireHiiPlatform == FALSE\r | |
149 | //\r | |
150 | // remove EFI_UNSUPPORTED check above when complete.\r | |
151 | ///@todo add support for Framework HII\r | |
152 | \r | |
153 | //\r | |
154 | // install our (solitary) HII package\r | |
155 | //\r | |
156 | ShellInfoObject.HiiHandle = HiiAddPackages (&gEfiCallerIdGuid, gImageHandle, ShellStrings, NULL);\r | |
157 | if (ShellInfoObject.HiiHandle == NULL) {\r | |
158 | if (PcdGetBool(PcdShellSupportFrameworkHii)) {\r | |
159 | ///@todo Add our package into Framework HII\r | |
160 | }\r | |
161 | if (ShellInfoObject.HiiHandle == NULL) {\r | |
162 | return (EFI_NOT_STARTED);\r | |
163 | }\r | |
164 | }\r | |
165 | \r | |
166 | //\r | |
167 | // create and install the EfiShellParametersProtocol\r | |
168 | //\r | |
169 | Status = CreatePopulateInstallShellParametersProtocol(&ShellInfoObject.NewShellParametersProtocol, &ShellInfoObject.RootShellInstance);\r | |
170 | ASSERT_EFI_ERROR(Status);\r | |
171 | ASSERT(ShellInfoObject.NewShellParametersProtocol != NULL);\r | |
172 | \r | |
173 | //\r | |
174 | // create and install the EfiShellProtocol\r | |
175 | //\r | |
176 | Status = CreatePopulateInstallShellProtocol(&ShellInfoObject.NewEfiShellProtocol);\r | |
177 | ASSERT_EFI_ERROR(Status);\r | |
178 | ASSERT(ShellInfoObject.NewEfiShellProtocol != NULL);\r | |
179 | \r | |
180 | //\r | |
181 | // Now initialize the shell library (it requires Shell Parameters protocol)\r | |
182 | //\r | |
183 | Status = ShellInitialize();\r | |
184 | ASSERT_EFI_ERROR(Status);\r | |
185 | \r | |
186 | Status = CommandInit();\r | |
187 | ASSERT_EFI_ERROR(Status);\r | |
188 | \r | |
189 | //\r | |
190 | // Check the command line\r | |
191 | //\r | |
192 | Status = ProcessCommandLine();\r | |
193 | \r | |
194 | //\r | |
195 | // If shell support level is >= 1 create the mappings and paths\r | |
196 | //\r | |
197 | if (PcdGet8(PcdShellSupportLevel) >= 1) {\r | |
198 | Status = ShellCommandCreateInitialMappingsAndPaths();\r | |
199 | }\r | |
200 | \r | |
201 | //\r | |
202 | // save the device path for the loaded image and the device path for the filepath (under loaded image)\r | |
203 | // These are where to look for the startup.nsh file\r | |
204 | //\r | |
205 | Status = GetDevicePathsForImageAndFile(&ShellInfoObject.ImageDevPath, &ShellInfoObject.FileDevPath);\r | |
206 | ASSERT_EFI_ERROR(Status);\r | |
207 | \r | |
208 | //\r | |
209 | // Display the version\r | |
210 | //\r | |
211 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion) {\r | |
212 | ShellPrintHiiEx (\r | |
213 | 0,\r | |
214 | gST->ConOut->Mode->CursorRow,\r | |
215 | NULL,\r | |
216 | STRING_TOKEN (STR_VER_OUTPUT_MAIN),\r | |
217 | ShellInfoObject.HiiHandle,\r | |
218 | SupportLevel[PcdGet8(PcdShellSupportLevel)],\r | |
219 | gEfiShellProtocol->MajorVersion,\r | |
220 | gEfiShellProtocol->MinorVersion,\r | |
221 | (gST->Hdr.Revision&0xffff0000)>>16,\r | |
222 | (gST->Hdr.Revision&0x0000ffff),\r | |
223 | gST->FirmwareVendor,\r | |
224 | gST->FirmwareRevision\r | |
225 | );\r | |
226 | }\r | |
227 | \r | |
228 | //\r | |
229 | // Display the mapping\r | |
230 | //\r | |
231 | if (PcdGet8(PcdShellSupportLevel) >= 2 && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap) {\r | |
232 | Status = RunCommand(L"map");\r | |
233 | ASSERT_EFI_ERROR(Status);\r | |
234 | }\r | |
235 | \r | |
236 | //\r | |
237 | // init all the built in alias'\r | |
238 | //\r | |
239 | Status = SetBuiltInAlias();\r | |
240 | ASSERT_EFI_ERROR(Status);\r | |
241 | \r | |
242 | //\r | |
243 | // Initialize environment variables\r | |
244 | //\r | |
245 | if (ShellCommandGetProfileList() != NULL) {\r | |
246 | Status = InternalEfiShellSetEnv(L"profiles", ShellCommandGetProfileList(), TRUE);\r | |
247 | ASSERT_EFI_ERROR(Status);\r | |
248 | }\r | |
249 | \r | |
250 | Size = 100;\r | |
251 | TempString = AllocateZeroPool(Size);\r | |
252 | \r | |
253 | UnicodeSPrint(TempString, Size, L"%d", PcdGet8(PcdShellSupportLevel));\r | |
254 | Status = InternalEfiShellSetEnv(L"uefishellsupport", TempString, TRUE);\r | |
255 | ASSERT_EFI_ERROR(Status);\r | |
256 | \r | |
257 | UnicodeSPrint(TempString, Size, L"%d.%d", ShellInfoObject.NewEfiShellProtocol->MajorVersion, ShellInfoObject.NewEfiShellProtocol->MinorVersion);\r | |
258 | Status = InternalEfiShellSetEnv(L"uefishellversion", TempString, TRUE);\r | |
259 | ASSERT_EFI_ERROR(Status);\r | |
260 | \r | |
261 | UnicodeSPrint(TempString, Size, L"%d.%d", (gST->Hdr.Revision & 0xFFFF0000) >> 16, gST->Hdr.Revision & 0x0000FFFF);\r | |
262 | Status = InternalEfiShellSetEnv(L"uefiversion", TempString, TRUE);\r | |
263 | ASSERT_EFI_ERROR(Status);\r | |
264 | \r | |
265 | FreePool(TempString);\r | |
266 | \r | |
267 | if (!EFI_ERROR(Status)) {\r | |
268 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r | |
269 | //\r | |
270 | // Set up the event for CTRL-C monitoring...\r | |
271 | //\r | |
272 | \r | |
273 | ///@todo add support for using SimpleInputEx here\r | |
274 | // if SimpleInputEx is not available display a warning.\r | |
275 | }\r | |
276 | \r | |
277 | if (!EFI_ERROR(Status) && PcdGet8(PcdShellSupportLevel) >= 1) {\r | |
278 | //\r | |
279 | // process the startup script or launch the called app.\r | |
280 | //\r | |
281 | Status = DoStartupScript(ShellInfoObject.ImageDevPath, ShellInfoObject.FileDevPath);\r | |
282 | }\r | |
283 | \r | |
284 | if ((PcdGet8(PcdShellSupportLevel) >= 3 || PcdGetBool(PcdShellForceConsole)) && !EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r | |
285 | //\r | |
286 | // begin the UI waiting loop\r | |
287 | //\r | |
288 | do {\r | |
289 | //\r | |
290 | // clean out all the memory allocated for CONST <something> * return values\r | |
291 | // between each shell prompt presentation\r | |
292 | //\r | |
293 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
294 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
295 | }\r | |
296 | \r | |
297 | //\r | |
298 | // Reset page break back to default.\r | |
299 | //\r | |
300 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
301 | ShellInfoObject.ConsoleInfo->Enabled = TRUE;\r | |
302 | ShellInfoObject.ConsoleInfo->RowCounter = 0;\r | |
303 | \r | |
304 | //\r | |
305 | // Display Prompt\r | |
306 | //\r | |
307 | Status = DoShellPrompt();\r | |
308 | } while (!ShellCommandGetExit());\r | |
309 | }\r | |
310 | }\r | |
311 | //\r | |
312 | // uninstall protocols / free memory / etc...\r | |
313 | //\r | |
314 | if (ShellInfoObject.UserBreakTimer != NULL) {\r | |
315 | gBS->CloseEvent(ShellInfoObject.UserBreakTimer);\r | |
316 | DEBUG_CODE(ShellInfoObject.UserBreakTimer = NULL;);\r | |
317 | }\r | |
318 | \r | |
319 | if (ShellInfoObject.NewEfiShellProtocol->IsRootShell()){\r | |
320 | ShellInfoObject.NewEfiShellProtocol->SetEnv(L"cwd", L"", TRUE);\r | |
321 | }\r | |
322 | \r | |
323 | if (ShellInfoObject.ImageDevPath != NULL) {\r | |
324 | FreePool(ShellInfoObject.ImageDevPath);\r | |
325 | DEBUG_CODE(ShellInfoObject.ImageDevPath = NULL;);\r | |
326 | }\r | |
327 | if (ShellInfoObject.FileDevPath != NULL) {\r | |
328 | FreePool(ShellInfoObject.FileDevPath);\r | |
329 | DEBUG_CODE(ShellInfoObject.FileDevPath = NULL;);\r | |
330 | }\r | |
331 | if (ShellInfoObject.NewShellParametersProtocol != NULL) {\r | |
332 | CleanUpShellParametersProtocol(ShellInfoObject.NewShellParametersProtocol);\r | |
333 | DEBUG_CODE(ShellInfoObject.NewShellParametersProtocol = NULL;);\r | |
334 | }\r | |
335 | if (ShellInfoObject.NewEfiShellProtocol != NULL){\r | |
336 | CleanUpShellProtocol(ShellInfoObject.NewEfiShellProtocol);\r | |
337 | DEBUG_CODE(ShellInfoObject.NewEfiShellProtocol = NULL;);\r | |
338 | }\r | |
339 | \r | |
340 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
341 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
342 | }\r | |
343 | \r | |
344 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)){\r | |
345 | ASSERT(FALSE);\r | |
346 | }\r | |
347 | \r | |
348 | if (ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
349 | FreePool(ShellInfoObject.ShellInitSettings.FileName);\r | |
350 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileName = NULL;);\r | |
351 | }\r | |
352 | \r | |
353 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
354 | FreePool(ShellInfoObject.ShellInitSettings.FileOptions);\r | |
355 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileOptions = NULL;);\r | |
356 | }\r | |
357 | \r | |
358 | if (ShellInfoObject.HiiHandle != NULL) {\r | |
359 | HiiRemovePackages(ShellInfoObject.HiiHandle);\r | |
360 | DEBUG_CODE(ShellInfoObject.HiiHandle = NULL;);\r | |
361 | }\r | |
362 | \r | |
363 | if (!IsListEmpty(&ShellInfoObject.ViewingSettings.CommandHistory.Link)){\r | |
364 | FreeBufferList(&ShellInfoObject.ViewingSettings.CommandHistory);\r | |
365 | }\r | |
366 | \r | |
367 | ASSERT(ShellInfoObject.ConsoleInfo != NULL);\r | |
368 | if (ShellInfoObject.ConsoleInfo != NULL) {\r | |
369 | ConsoleLoggerUninstall(ShellInfoObject.ConsoleInfo);\r | |
370 | FreePool(ShellInfoObject.ConsoleInfo);\r | |
371 | DEBUG_CODE(ShellInfoObject.ConsoleInfo = NULL;);\r | |
372 | }\r | |
373 | \r | |
374 | return (Status);\r | |
375 | }\r | |
376 | \r | |
377 | /**\r | |
378 | Sets all the alias' that were registered with the ShellCommandLib library.\r | |
379 | \r | |
380 | @retval EFI_SUCCESS all init commands were run sucessfully.\r | |
381 | **/\r | |
382 | EFI_STATUS\r | |
383 | EFIAPI\r | |
384 | SetBuiltInAlias(\r | |
385 | )\r | |
386 | {\r | |
387 | EFI_STATUS Status;\r | |
388 | CONST ALIAS_LIST *List;\r | |
389 | ALIAS_LIST *Node;\r | |
390 | \r | |
391 | //\r | |
392 | // Get all the commands we want to run\r | |
393 | //\r | |
394 | List = ShellCommandGetInitAliasList();\r | |
395 | \r | |
396 | //\r | |
397 | // for each command in the List\r | |
398 | //\r | |
399 | for ( Node = (ALIAS_LIST*)GetFirstNode(&List->Link)\r | |
400 | ; !IsNull (&List->Link, &Node->Link)\r | |
401 | ; Node = (ALIAS_LIST *)GetNextNode(&List->Link, &Node->Link)\r | |
402 | ){\r | |
403 | //\r | |
404 | // install the alias'\r | |
405 | //\r | |
406 | Status = InternalSetAlias(Node->CommandString, Node->Alias, TRUE);\r | |
407 | ASSERT_EFI_ERROR(Status);\r | |
408 | }\r | |
409 | return (EFI_SUCCESS);\r | |
410 | }\r | |
411 | \r | |
412 | /**\r | |
413 | Internal function to determine if 2 command names are really the same.\r | |
414 | \r | |
415 | @param[in] Command1 The pointer to the first command name.\r | |
416 | @param[in] Command2 The pointer to the second command name.\r | |
417 | \r | |
418 | @retval TRUE The 2 command names are the same.\r | |
419 | @retval FALSE The 2 command names are not the same.\r | |
420 | **/\r | |
421 | BOOLEAN\r | |
422 | EFIAPI\r | |
423 | IsCommand(\r | |
424 | IN CONST CHAR16 *Command1,\r | |
425 | IN CONST CHAR16 *Command2\r | |
426 | )\r | |
427 | {\r | |
428 | if (StringNoCaseCompare(&Command1, &Command2) == 0) {\r | |
429 | return (TRUE);\r | |
430 | }\r | |
431 | return (FALSE);\r | |
432 | }\r | |
433 | \r | |
434 | /**\r | |
435 | Internal function to determine if a command is a script only command.\r | |
436 | \r | |
437 | @param[in] CommandName The pointer to the command name.\r | |
438 | \r | |
439 | @retval TRUE The command is a script only command.\r | |
440 | @retval FALSE The command is not a script only command.\r | |
441 | **/\r | |
442 | BOOLEAN\r | |
443 | EFIAPI\r | |
444 | IsScriptOnlyCommand(\r | |
445 | IN CONST CHAR16 *CommandName\r | |
446 | )\r | |
447 | {\r | |
448 | if (IsCommand(CommandName, L"for")\r | |
449 | ||IsCommand(CommandName, L"endfor")\r | |
450 | ||IsCommand(CommandName, L"if")\r | |
451 | ||IsCommand(CommandName, L"else")\r | |
452 | ||IsCommand(CommandName, L"endif")\r | |
453 | ||IsCommand(CommandName, L"goto")) {\r | |
454 | return (TRUE);\r | |
455 | }\r | |
456 | return (FALSE);\r | |
457 | }\r | |
458 | \r | |
459 | \r | |
460 | \r | |
461 | /**\r | |
462 | This function will populate the 2 device path protocol parameters based on the\r | |
463 | global gImageHandle. The DevPath will point to the device path for the handle that has\r | |
464 | loaded image protocol installed on it. The FilePath will point to the device path\r | |
465 | for the file that was loaded.\r | |
466 | \r | |
467 | @param[in,out] DevPath On a sucessful return the device path to the loaded image.\r | |
468 | @param[in,out] FilePath On a sucessful return the device path to the file.\r | |
469 | \r | |
470 | @retval EFI_SUCCESS The 2 device paths were sucessfully returned.\r | |
471 | @retval other A error from gBS->HandleProtocol.\r | |
472 | \r | |
473 | @sa HandleProtocol\r | |
474 | **/\r | |
475 | EFI_STATUS\r | |
476 | EFIAPI\r | |
477 | GetDevicePathsForImageAndFile (\r | |
478 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPath,\r | |
479 | IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath\r | |
480 | )\r | |
481 | {\r | |
482 | EFI_STATUS Status;\r | |
483 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
484 | EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath;\r | |
485 | \r | |
486 | ASSERT(DevPath != NULL);\r | |
487 | ASSERT(FilePath != NULL);\r | |
488 | \r | |
489 | Status = gBS->OpenProtocol (\r | |
490 | gImageHandle,\r | |
491 | &gEfiLoadedImageProtocolGuid,\r | |
492 | (VOID**)&LoadedImage,\r | |
493 | gImageHandle,\r | |
494 | NULL,\r | |
495 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
496 | );\r | |
497 | if (!EFI_ERROR (Status)) {\r | |
498 | Status = gBS->OpenProtocol (\r | |
499 | LoadedImage->DeviceHandle,\r | |
500 | &gEfiDevicePathProtocolGuid,\r | |
501 | (VOID**)&ImageDevicePath,\r | |
502 | gImageHandle,\r | |
503 | NULL,\r | |
504 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
505 | );\r | |
506 | if (!EFI_ERROR (Status)) {\r | |
507 | *DevPath = DuplicateDevicePath (ImageDevicePath);\r | |
508 | *FilePath = DuplicateDevicePath (LoadedImage->FilePath);\r | |
509 | }\r | |
510 | gBS->CloseProtocol(\r | |
511 | gImageHandle,\r | |
512 | &gEfiLoadedImageProtocolGuid,\r | |
513 | gImageHandle,\r | |
514 | NULL);\r | |
515 | }\r | |
516 | return (Status);\r | |
517 | }\r | |
518 | \r | |
519 | STATIC CONST SHELL_PARAM_ITEM mShellParamList[] = {\r | |
520 | {L"-nostartup", TypeFlag},\r | |
521 | {L"-startup", TypeFlag},\r | |
522 | {L"-noconsoleout", TypeFlag},\r | |
523 | {L"-noconsolein", TypeFlag},\r | |
524 | {L"-nointerrupt", TypeFlag},\r | |
525 | {L"-nomap", TypeFlag},\r | |
526 | {L"-noversion", TypeFlag},\r | |
527 | {L"-startup", TypeFlag},\r | |
528 | {L"-delay", TypeValue},\r | |
529 | {NULL, TypeMax}\r | |
530 | };\r | |
531 | /**\r | |
532 | Process all Uefi Shell 2.0 command line options.\r | |
533 | \r | |
534 | see Uefi Shell 2.0 section 3.2 for full details.\r | |
535 | \r | |
536 | the command line must resemble the following:\r | |
537 | \r | |
538 | shell.efi [ShellOpt-options] [options] [file-name [file-name-options]]\r | |
539 | \r | |
540 | ShellOpt-options Options which control the initialization behavior of the shell.\r | |
541 | These options are read from the EFI global variable "ShellOpt"\r | |
542 | and are processed before options or file-name.\r | |
543 | \r | |
544 | options Options which control the initialization behavior of the shell.\r | |
545 | \r | |
546 | file-name The name of a UEFI shell application or script to be executed\r | |
547 | after initialization is complete. By default, if file-name is\r | |
548 | specified, then -nostartup is implied. Scripts are not supported\r | |
549 | by level 0.\r | |
550 | \r | |
551 | file-name-options The command-line options that are passed to file-name when it\r | |
552 | is invoked.\r | |
553 | \r | |
554 | This will initialize the ShellInfoObject.ShellInitSettings global variable.\r | |
555 | \r | |
556 | @retval EFI_SUCCESS The variable is initialized.\r | |
557 | **/\r | |
558 | EFI_STATUS\r | |
559 | EFIAPI\r | |
560 | ProcessCommandLine(\r | |
561 | VOID\r | |
562 | )\r | |
563 | {\r | |
564 | EFI_STATUS Status;\r | |
565 | LIST_ENTRY *Package;\r | |
566 | UINTN Size;\r | |
567 | CONST CHAR16 *TempConst;\r | |
568 | UINTN Count;\r | |
569 | UINTN LoopVar;\r | |
570 | CHAR16 *ProblemParam;\r | |
571 | \r | |
572 | Package = NULL;\r | |
573 | ProblemParam = NULL;\r | |
574 | \r | |
575 | Status = ShellCommandLineParse (mShellParamList, &Package, NULL, FALSE);\r | |
576 | \r | |
577 | Count = 1;\r | |
578 | Size = 0;\r | |
579 | TempConst = ShellCommandLineGetRawValue(Package, Count++);\r | |
580 | if (TempConst != NULL && StrLen(TempConst)) {\r | |
581 | ShellInfoObject.ShellInitSettings.FileName = AllocatePool(StrSize(TempConst));\r | |
582 | StrCpy(ShellInfoObject.ShellInitSettings.FileName, TempConst);\r | |
583 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = 1;\r | |
584 | for (LoopVar = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r | |
585 | if (StrCmp(gEfiShellParametersProtocol->Argv[LoopVar], ShellInfoObject.ShellInitSettings.FileName)==0) {\r | |
586 | LoopVar++;\r | |
587 | //\r | |
588 | // We found the file... add the rest of the params...\r | |
589 | //\r | |
590 | for ( ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r | |
591 | ASSERT((ShellInfoObject.ShellInitSettings.FileOptions == NULL && Size == 0) || (ShellInfoObject.ShellInitSettings.FileOptions != NULL));\r | |
592 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
593 | &Size,\r | |
594 | L" ",\r | |
595 | 0);\r | |
596 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
597 | &Size,\r | |
598 | gEfiShellParametersProtocol->Argv[LoopVar],\r | |
599 | 0);\r | |
600 | }\r | |
601 | }\r | |
602 | }\r | |
603 | } else {\r | |
604 | ShellCommandLineFreeVarList(Package);\r | |
605 | Package = NULL;\r | |
606 | Status = ShellCommandLineParse (mShellParamList, &Package, &ProblemParam, FALSE);\r | |
607 | if (EFI_ERROR(Status)) {\r | |
608 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), ShellInfoObject.HiiHandle, ProblemParam);\r | |
609 | FreePool(ProblemParam);\r | |
610 | ShellCommandLineFreeVarList(Package);\r | |
611 | return (EFI_INVALID_PARAMETER);\r | |
612 | }\r | |
613 | }\r | |
614 | \r | |
615 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = ShellCommandLineGetFlag(Package, L"-startup");\r | |
616 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = ShellCommandLineGetFlag(Package, L"-nostartup");\r | |
617 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = ShellCommandLineGetFlag(Package, L"-noconsoleout");\r | |
618 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = ShellCommandLineGetFlag(Package, L"-noconsolein");\r | |
619 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = ShellCommandLineGetFlag(Package, L"-nointerrupt");\r | |
620 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = ShellCommandLineGetFlag(Package, L"-nomap");\r | |
621 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = ShellCommandLineGetFlag(Package, L"-noversion");\r | |
622 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = ShellCommandLineGetFlag(Package, L"-delay");\r | |
623 | \r | |
624 | if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay) {\r | |
625 | TempConst = ShellCommandLineGetValue(Package, L"-delay");\r | |
626 | if (TempConst != NULL) {\r | |
627 | ShellInfoObject.ShellInitSettings.Delay = StrDecimalToUintn (TempConst);\r | |
628 | } else {\r | |
629 | ShellInfoObject.ShellInitSettings.Delay = 5;\r | |
630 | }\r | |
631 | } else {\r | |
632 | ShellInfoObject.ShellInitSettings.Delay = 5;\r | |
633 | }\r | |
634 | \r | |
635 | ShellCommandLineFreeVarList(Package);\r | |
636 | \r | |
637 | return (Status);\r | |
638 | }\r | |
639 | \r | |
640 | /**\r | |
641 | Handles all interaction with the default startup script.\r | |
642 | \r | |
643 | this will check that the correct command line parameters were passed, handle the delay, and then start running the script.\r | |
644 | \r | |
645 | @param ImagePath the path to the image for shell. first place to look for the startup script\r | |
646 | @param FilePath the path to the file for shell. second place to look for the startup script.\r | |
647 | \r | |
648 | @retval EFI_SUCCESS the variable is initialized.\r | |
649 | **/\r | |
650 | EFI_STATUS\r | |
651 | EFIAPI\r | |
652 | DoStartupScript(\r | |
653 | EFI_DEVICE_PATH_PROTOCOL *ImagePath,\r | |
654 | EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
655 | )\r | |
656 | {\r | |
657 | EFI_STATUS Status;\r | |
658 | UINTN Delay;\r | |
659 | EFI_INPUT_KEY Key;\r | |
660 | SHELL_FILE_HANDLE FileHandle;\r | |
661 | EFI_DEVICE_PATH_PROTOCOL *NewPath;\r | |
662 | EFI_DEVICE_PATH_PROTOCOL *NamePath;\r | |
663 | CHAR16 *FileStringPath;\r | |
664 | UINTN NewSize;\r | |
665 | \r | |
666 | Key.UnicodeChar = CHAR_NULL;\r | |
667 | Key.ScanCode = 0;\r | |
668 | FileHandle = NULL;\r | |
669 | \r | |
670 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup && ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
671 | //\r | |
672 | // launch something else instead\r | |
673 | //\r | |
674 | NewSize = StrSize(ShellInfoObject.ShellInitSettings.FileName);\r | |
675 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
676 | NewSize += StrSize(ShellInfoObject.ShellInitSettings.FileOptions) + sizeof(CHAR16);\r | |
677 | }\r | |
678 | FileStringPath = AllocateZeroPool(NewSize);\r | |
679 | StrCpy(FileStringPath, ShellInfoObject.ShellInitSettings.FileName);\r | |
680 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
681 | StrCat (FileStringPath, L" ");\r | |
682 | StrCat(FileStringPath, ShellInfoObject.ShellInitSettings.FileOptions);\r | |
683 | }\r | |
684 | Status = RunCommand(FileStringPath);\r | |
685 | FreePool(FileStringPath);\r | |
686 | return (Status);\r | |
687 | \r | |
688 | }\r | |
689 | \r | |
690 | //\r | |
691 | // for shell level 0 we do no scripts\r | |
692 | // Without the Startup bit overriding we allow for nostartup to prevent scripts\r | |
693 | //\r | |
694 | if ( (PcdGet8(PcdShellSupportLevel) < 1)\r | |
695 | || (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup)\r | |
696 | ){\r | |
697 | return (EFI_SUCCESS);\r | |
698 | }\r | |
699 | \r | |
700 | //\r | |
701 | // print out our warning and see if they press a key\r | |
702 | //\r | |
703 | for ( Status = EFI_UNSUPPORTED, Delay = (ShellInfoObject.ShellInitSettings.Delay * 10)\r | |
704 | ; Delay > 0 && EFI_ERROR(Status)\r | |
705 | ; Delay--\r | |
706 | ){\r | |
707 | ShellPrintHiiEx(0, gST->ConOut->Mode->CursorRow, NULL, STRING_TOKEN (STR_SHELL_STARTUP_QUESTION), ShellInfoObject.HiiHandle, Delay/10);\r | |
708 | gBS->Stall (100000);\r | |
709 | Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
710 | }\r | |
711 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CRLF), ShellInfoObject.HiiHandle);\r | |
712 | \r | |
713 | //\r | |
714 | // ESC was pressed\r | |
715 | //\r | |
716 | if (Status == EFI_SUCCESS && Key.UnicodeChar == 0 && Key.ScanCode == SCAN_ESC) {\r | |
717 | return (EFI_SUCCESS);\r | |
718 | }\r | |
719 | \r | |
720 | NamePath = FileDevicePath (NULL, L"startup.nsh");\r | |
721 | //\r | |
722 | // Try the first location\r | |
723 | //\r | |
724 | NewPath = AppendDevicePathNode (ImagePath, NamePath);\r | |
725 | Status = InternalOpenFileDevicePath(NewPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
726 | if (EFI_ERROR(Status)) {\r | |
727 | //\r | |
728 | // Try the second location\r | |
729 | //\r | |
730 | FreePool(NewPath);\r | |
731 | NewPath = AppendDevicePathNode (FilePath , NamePath);\r | |
732 | Status = InternalOpenFileDevicePath(NewPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
733 | }\r | |
734 | \r | |
735 | //\r | |
736 | // If we got a file, run it\r | |
737 | //\r | |
738 | if (!EFI_ERROR(Status)) {\r | |
739 | Status = RunScriptFileHandle (FileHandle, L"startup.nsh");\r | |
740 | ShellInfoObject.NewEfiShellProtocol->CloseFile(FileHandle);\r | |
741 | } else {\r | |
742 | //\r | |
743 | // we return success since we dont need to have a startup script\r | |
744 | //\r | |
745 | Status = EFI_SUCCESS;\r | |
746 | ASSERT(FileHandle == NULL);\r | |
747 | }\r | |
748 | \r | |
749 | FreePool(NamePath);\r | |
750 | FreePool(NewPath);\r | |
751 | \r | |
752 | return (Status);\r | |
753 | }\r | |
754 | \r | |
755 | /**\r | |
756 | Function to perform the shell prompt looping. It will do a single prompt,\r | |
757 | dispatch the result, and then return. It is expected that the caller will\r | |
758 | call this function in a loop many times.\r | |
759 | \r | |
760 | @retval EFI_SUCCESS\r | |
761 | @retval RETURN_ABORTED\r | |
762 | **/\r | |
763 | EFI_STATUS\r | |
764 | EFIAPI\r | |
765 | DoShellPrompt (\r | |
766 | VOID\r | |
767 | )\r | |
768 | {\r | |
769 | UINTN Column;\r | |
770 | UINTN Row;\r | |
771 | CHAR16 *CmdLine;\r | |
772 | CONST CHAR16 *CurDir;\r | |
773 | UINTN BufferSize;\r | |
774 | EFI_STATUS Status;\r | |
775 | \r | |
776 | CurDir = NULL;\r | |
777 | \r | |
778 | //\r | |
779 | // Get screen setting to decide size of the command line buffer\r | |
780 | //\r | |
781 | gST->ConOut->QueryMode (gST->ConOut, gST->ConOut->Mode->Mode, &Column, &Row);\r | |
782 | BufferSize = Column * Row * sizeof (CHAR16);\r | |
783 | CmdLine = AllocateZeroPool (BufferSize);\r | |
784 | if (CmdLine == NULL) {\r | |
785 | return EFI_OUT_OF_RESOURCES;\r | |
786 | }\r | |
787 | \r | |
788 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
789 | \r | |
790 | //\r | |
791 | // Prompt for input\r | |
792 | //\r | |
793 | gST->ConOut->SetCursorPosition (gST->ConOut, 0, gST->ConOut->Mode->CursorRow);\r | |
794 | \r | |
795 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
796 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
797 | } else {\r | |
798 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
799 | }\r | |
800 | \r | |
801 | //\r | |
802 | // Read a line from the console\r | |
803 | //\r | |
804 | Status = ShellInfoObject.NewEfiShellProtocol->ReadFile(ShellInfoObject.NewShellParametersProtocol->StdIn, &BufferSize, CmdLine);\r | |
805 | \r | |
806 | //\r | |
807 | // Null terminate the string and parse it\r | |
808 | //\r | |
809 | if (!EFI_ERROR (Status)) {\r | |
810 | CmdLine[BufferSize / sizeof (CHAR16)] = CHAR_NULL;\r | |
811 | Status = RunCommand(CmdLine);\r | |
812 | }\r | |
813 | \r | |
814 | //\r | |
815 | // Done with this command\r | |
816 | //\r | |
817 | FreePool (CmdLine);\r | |
818 | return Status;\r | |
819 | }\r | |
820 | \r | |
821 | /**\r | |
822 | Add a buffer to the Buffer To Free List for safely returning buffers to other\r | |
823 | places without risking letting them modify internal shell information.\r | |
824 | \r | |
825 | @param Buffer Something to pass to FreePool when the shell is exiting.\r | |
826 | **/\r | |
827 | VOID*\r | |
828 | EFIAPI\r | |
829 | AddBufferToFreeList(\r | |
830 | VOID *Buffer\r | |
831 | )\r | |
832 | {\r | |
833 | BUFFER_LIST *BufferListEntry;\r | |
834 | \r | |
835 | if (Buffer == NULL) {\r | |
836 | return (NULL);\r | |
837 | }\r | |
838 | \r | |
839 | BufferListEntry = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
840 | ASSERT(BufferListEntry != NULL);\r | |
841 | BufferListEntry->Buffer = Buffer;\r | |
842 | InsertTailList(&ShellInfoObject.BufferToFreeList.Link, &BufferListEntry->Link);\r | |
843 | return (Buffer);\r | |
844 | }\r | |
845 | \r | |
846 | /**\r | |
847 | Add a buffer to the Line History List\r | |
848 | \r | |
849 | @param Buffer The line buffer to add.\r | |
850 | **/\r | |
851 | VOID\r | |
852 | EFIAPI\r | |
853 | AddLineToCommandHistory(\r | |
854 | IN CONST CHAR16 *Buffer\r | |
855 | )\r | |
856 | {\r | |
857 | BUFFER_LIST *Node;\r | |
858 | \r | |
859 | Node = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
860 | ASSERT(Node != NULL);\r | |
861 | Node->Buffer = AllocateZeroPool(StrSize(Buffer));\r | |
862 | ASSERT(Node->Buffer != NULL);\r | |
863 | StrCpy(Node->Buffer, Buffer);\r | |
864 | \r | |
865 | InsertTailList(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Node->Link);\r | |
866 | }\r | |
867 | \r | |
868 | /**\r | |
869 | Checks if a string is an alias for another command. If yes, then it replaces the alias name\r | |
870 | with the correct command name.\r | |
871 | \r | |
872 | @param[in,out] CommandString Upon entry the potential alias. Upon return the\r | |
873 | command name if it was an alias. If it was not\r | |
874 | an alias it will be unchanged. This function may\r | |
875 | change the buffer to fit the command name.\r | |
876 | \r | |
877 | @retval EFI_SUCCESS The name was changed.\r | |
878 | @retval EFI_SUCCESS The name was not an alias.\r | |
879 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
880 | **/\r | |
881 | EFI_STATUS\r | |
882 | EFIAPI\r | |
883 | ShellConvertAlias(\r | |
884 | IN OUT CHAR16 **CommandString\r | |
885 | )\r | |
886 | {\r | |
887 | CONST CHAR16 *NewString;\r | |
888 | \r | |
889 | NewString = ShellInfoObject.NewEfiShellProtocol->GetAlias(*CommandString, NULL);\r | |
890 | if (NewString == NULL) {\r | |
891 | return (EFI_SUCCESS);\r | |
892 | }\r | |
893 | FreePool(*CommandString);\r | |
894 | *CommandString = AllocatePool(StrSize(NewString));\r | |
895 | if (*CommandString == NULL) {\r | |
896 | return (EFI_OUT_OF_RESOURCES);\r | |
897 | }\r | |
898 | StrCpy(*CommandString, NewString);\r | |
899 | return (EFI_SUCCESS);\r | |
900 | }\r | |
901 | \r | |
902 | /**\r | |
903 | Function allocates a new command line and replaces all instances of environment\r | |
904 | variable names that are correctly preset to their values.\r | |
905 | \r | |
906 | If the return value is not NULL the memory must be caller freed.\r | |
907 | \r | |
908 | @param[in] OriginalCommandLine The original command line\r | |
909 | \r | |
910 | @retval NULL An error ocurred.\r | |
911 | @return The new command line with no environment variables present.\r | |
912 | **/\r | |
913 | CHAR16*\r | |
914 | EFIAPI\r | |
915 | ShellConvertVariables (\r | |
916 | IN CONST CHAR16 *OriginalCommandLine\r | |
917 | )\r | |
918 | {\r | |
919 | CONST CHAR16 *MasterEnvList;\r | |
920 | UINTN NewSize;\r | |
921 | CHAR16 *NewCommandLine1;\r | |
922 | CHAR16 *NewCommandLine2;\r | |
923 | CHAR16 *Temp;\r | |
924 | UINTN ItemSize;\r | |
925 | CHAR16 *ItemTemp;\r | |
926 | SCRIPT_FILE *CurrentScriptFile;\r | |
927 | ALIAS_LIST *AliasListNode;\r | |
928 | \r | |
929 | ASSERT(OriginalCommandLine != NULL);\r | |
930 | \r | |
931 | ItemSize = 0;\r | |
932 | NewSize = StrSize(OriginalCommandLine);\r | |
933 | CurrentScriptFile = ShellCommandGetCurrentScriptFile();\r | |
934 | Temp = NULL;\r | |
935 | \r | |
936 | ///@todo update this to handle the %0 - %9 for scripting only (borrow from line 1256 area) ? ? ?\r | |
937 | \r | |
938 | //\r | |
939 | // calculate the size required for the post-conversion string...\r | |
940 | //\r | |
941 | if (CurrentScriptFile != NULL) {\r | |
942 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
943 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
944 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
945 | ){\r | |
946 | for (Temp = StrStr(OriginalCommandLine, AliasListNode->Alias)\r | |
947 | ; Temp != NULL\r | |
948 | ; Temp = StrStr(Temp+1, AliasListNode->Alias)\r | |
949 | ){\r | |
950 | //\r | |
951 | // we need a preceeding and if there is space no ^ preceeding (if no space ignore)\r | |
952 | //\r | |
953 | if ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2)) {\r | |
954 | NewSize += StrSize(AliasListNode->CommandString);\r | |
955 | }\r | |
956 | }\r | |
957 | }\r | |
958 | }\r | |
959 | \r | |
960 | for (MasterEnvList = EfiShellGetEnv(NULL)\r | |
961 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL //&& *(MasterEnvList+1) != CHAR_NULL\r | |
962 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r | |
963 | ){\r | |
964 | if (StrSize(MasterEnvList) > ItemSize) {\r | |
965 | ItemSize = StrSize(MasterEnvList);\r | |
966 | }\r | |
967 | for (Temp = StrStr(OriginalCommandLine, MasterEnvList)\r | |
968 | ; Temp != NULL\r | |
969 | ; Temp = StrStr(Temp+1, MasterEnvList)\r | |
970 | ){\r | |
971 | //\r | |
972 | // we need a preceeding and following % and if there is space no ^ preceeding (if no space ignore)\r | |
973 | //\r | |
974 | if (*(Temp-1) == L'%' && *(Temp+StrLen(MasterEnvList)) == L'%' &&\r | |
975 | ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2))) {\r | |
976 | NewSize+=StrSize(EfiShellGetEnv(MasterEnvList));\r | |
977 | }\r | |
978 | }\r | |
979 | }\r | |
980 | \r | |
981 | //\r | |
982 | // Quick out if none were found...\r | |
983 | //\r | |
984 | if (NewSize == StrSize(OriginalCommandLine)) {\r | |
985 | ASSERT(Temp == NULL);\r | |
986 | Temp = StrnCatGrow(&Temp, NULL, OriginalCommandLine, 0);\r | |
987 | return (Temp);\r | |
988 | }\r | |
989 | \r | |
990 | //\r | |
991 | // now do the replacements...\r | |
992 | //\r | |
993 | NewCommandLine1 = AllocateZeroPool(NewSize);\r | |
994 | NewCommandLine2 = AllocateZeroPool(NewSize);\r | |
995 | ItemTemp = AllocateZeroPool(ItemSize+(2*sizeof(CHAR16)));\r | |
996 | StrCpy(NewCommandLine1, OriginalCommandLine);\r | |
997 | for (MasterEnvList = EfiShellGetEnv(NULL)\r | |
998 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL //&& *(MasterEnvList+1) != CHAR_NULL\r | |
999 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r | |
1000 | ){\r | |
1001 | StrCpy(ItemTemp, L"%");\r | |
1002 | StrCat(ItemTemp, MasterEnvList);\r | |
1003 | StrCat(ItemTemp, L"%");\r | |
1004 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, ItemTemp, EfiShellGetEnv(MasterEnvList), TRUE, FALSE);\r | |
1005 | StrCpy(NewCommandLine1, NewCommandLine2);\r | |
1006 | }\r | |
1007 | if (CurrentScriptFile != NULL) {\r | |
1008 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1009 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1010 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1011 | ){\r | |
1012 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, AliasListNode->Alias, AliasListNode->CommandString, TRUE, FALSE);\r | |
1013 | StrCpy(NewCommandLine1, NewCommandLine2);\r | |
1014 | }\r | |
1015 | }\r | |
1016 | \r | |
1017 | FreePool(NewCommandLine2);\r | |
1018 | FreePool(ItemTemp);\r | |
1019 | \r | |
1020 | return (NewCommandLine1);\r | |
1021 | }\r | |
1022 | \r | |
1023 | /**\r | |
1024 | Internal function to run a command line with pipe usage.\r | |
1025 | \r | |
1026 | @param[in] CmdLine The pointer to the command line.\r | |
1027 | @param[in] StdIn The pointer to the Standard input.\r | |
1028 | @param[in] StdOut The pointer to the Standard output.\r | |
1029 | \r | |
1030 | @retval EFI_SUCCESS The split command is executed successfully.\r | |
1031 | @retval other Some error occurs when executing the split command.\r | |
1032 | **/\r | |
1033 | EFI_STATUS\r | |
1034 | EFIAPI\r | |
1035 | RunSplitCommand(\r | |
1036 | IN CONST CHAR16 *CmdLine,\r | |
1037 | IN SHELL_FILE_HANDLE *StdIn,\r | |
1038 | IN SHELL_FILE_HANDLE *StdOut\r | |
1039 | )\r | |
1040 | {\r | |
1041 | EFI_STATUS Status;\r | |
1042 | CHAR16 *NextCommandLine;\r | |
1043 | CHAR16 *OurCommandLine;\r | |
1044 | UINTN Size1;\r | |
1045 | UINTN Size2;\r | |
1046 | SPLIT_LIST *Split;\r | |
1047 | SHELL_FILE_HANDLE *TempFileHandle;\r | |
1048 | BOOLEAN Unicode;\r | |
1049 | \r | |
1050 | ASSERT(StdOut == NULL);\r | |
1051 | \r | |
1052 | ASSERT(StrStr(CmdLine, L"|") != NULL);\r | |
1053 | \r | |
1054 | Status = EFI_SUCCESS;\r | |
1055 | NextCommandLine = NULL;\r | |
1056 | OurCommandLine = NULL;\r | |
1057 | Size1 = 0;\r | |
1058 | Size2 = 0;\r | |
1059 | \r | |
1060 | NextCommandLine = StrnCatGrow(&NextCommandLine, &Size1, StrStr(CmdLine, L"|")+1, 0);\r | |
1061 | OurCommandLine = StrnCatGrow(&OurCommandLine , &Size2, CmdLine , StrStr(CmdLine, L"|") - CmdLine);\r | |
1062 | if (NextCommandLine[0] != CHAR_NULL &&\r | |
1063 | NextCommandLine[0] == L'a' &&\r | |
1064 | NextCommandLine[1] == L' '\r | |
1065 | ){\r | |
1066 | CopyMem(NextCommandLine, NextCommandLine+1, StrSize(NextCommandLine) - sizeof(NextCommandLine[0]));\r | |
1067 | Unicode = FALSE;\r | |
1068 | } else {\r | |
1069 | Unicode = TRUE;\r | |
1070 | }\r | |
1071 | \r | |
1072 | \r | |
1073 | //\r | |
1074 | // make a SPLIT_LIST item and add to list\r | |
1075 | //\r | |
1076 | Split = AllocateZeroPool(sizeof(SPLIT_LIST));\r | |
1077 | ASSERT(Split != NULL);\r | |
1078 | Split->SplitStdIn = StdIn;\r | |
1079 | Split->SplitStdOut = ConvertEfiFileProtocolToShellHandle(CreateFileInterfaceMem(Unicode), NULL);\r | |
1080 | ASSERT(Split->SplitStdOut != NULL);\r | |
1081 | InsertHeadList(&ShellInfoObject.SplitList.Link, &Split->Link);\r | |
1082 | \r | |
1083 | ASSERT(StrStr(OurCommandLine, L"|") == NULL);\r | |
1084 | Status = RunCommand(OurCommandLine);\r | |
1085 | \r | |
1086 | //\r | |
1087 | // move the output from the first to the in to the second.\r | |
1088 | //\r | |
1089 | TempFileHandle = Split->SplitStdOut;\r | |
1090 | if (Split->SplitStdIn == StdIn) {\r | |
1091 | Split->SplitStdOut = NULL;\r | |
1092 | } else {\r | |
1093 | Split->SplitStdOut = Split->SplitStdIn;\r | |
1094 | }\r | |
1095 | Split->SplitStdIn = TempFileHandle;\r | |
1096 | ShellInfoObject.NewEfiShellProtocol->SetFilePosition(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn), 0);\r | |
1097 | \r | |
1098 | if (!EFI_ERROR(Status)) {\r | |
1099 | Status = RunCommand(NextCommandLine);\r | |
1100 | }\r | |
1101 | \r | |
1102 | //\r | |
1103 | // remove the top level from the ScriptList\r | |
1104 | //\r | |
1105 | ASSERT((SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link) == Split);\r | |
1106 | RemoveEntryList(&Split->Link);\r | |
1107 | \r | |
1108 | //\r | |
1109 | // Note that the original StdIn is now the StdOut...\r | |
1110 | //\r | |
1111 | if (Split->SplitStdOut != NULL && Split->SplitStdOut != StdIn) {\r | |
1112 | ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdOut));\r | |
1113 | }\r | |
1114 | if (Split->SplitStdIn != NULL) {\r | |
1115 | ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn));\r | |
1116 | }\r | |
1117 | \r | |
1118 | FreePool(Split);\r | |
1119 | FreePool(NextCommandLine);\r | |
1120 | FreePool(OurCommandLine);\r | |
1121 | \r | |
1122 | return (Status);\r | |
1123 | }\r | |
1124 | \r | |
1125 | /**\r | |
1126 | Function will process and run a command line.\r | |
1127 | \r | |
1128 | This will determine if the command line represents an internal shell \r | |
1129 | command or dispatch an external application.\r | |
1130 | \r | |
1131 | @param[in] CmdLine The command line to parse.\r | |
1132 | \r | |
1133 | @retval EFI_SUCCESS The command was completed.\r | |
1134 | @retval EFI_ABORTED The command's operation was aborted.\r | |
1135 | **/\r | |
1136 | EFI_STATUS\r | |
1137 | EFIAPI\r | |
1138 | RunCommand(\r | |
1139 | IN CONST CHAR16 *CmdLine\r | |
1140 | )\r | |
1141 | {\r | |
1142 | EFI_STATUS Status;\r | |
1143 | CHAR16 *CommandName;\r | |
1144 | SHELL_STATUS ShellStatus;\r | |
1145 | UINTN Argc;\r | |
1146 | CHAR16 **Argv;\r | |
1147 | BOOLEAN LastError;\r | |
1148 | CHAR16 LeString[11];\r | |
1149 | CHAR16 *PostAliasCmdLine;\r | |
1150 | UINTN PostAliasSize;\r | |
1151 | CHAR16 *PostVariableCmdLine;\r | |
1152 | CHAR16 *CommandWithPath;\r | |
1153 | EFI_DEVICE_PATH_PROTOCOL *DevPath;\r | |
1154 | CONST CHAR16 *TempLocation;\r | |
1155 | CONST CHAR16 *TempLocation2;\r | |
1156 | SHELL_FILE_HANDLE OriginalStdIn;\r | |
1157 | SHELL_FILE_HANDLE OriginalStdOut;\r | |
1158 | SHELL_FILE_HANDLE OriginalStdErr;\r | |
1159 | CHAR16 *TempLocation3;\r | |
1160 | UINTN Count;\r | |
1161 | UINTN Count2;\r | |
1162 | CHAR16 *CleanOriginal;\r | |
1163 | SPLIT_LIST *Split;\r | |
1164 | \r | |
1165 | ASSERT(CmdLine != NULL);\r | |
1166 | if (StrLen(CmdLine) == 0) {\r | |
1167 | return (EFI_SUCCESS);\r | |
1168 | }\r | |
1169 | \r | |
1170 | CommandName = NULL;\r | |
1171 | PostVariableCmdLine = NULL;\r | |
1172 | PostAliasCmdLine = NULL;\r | |
1173 | CommandWithPath = NULL;\r | |
1174 | DevPath = NULL;\r | |
1175 | Status = EFI_SUCCESS;\r | |
1176 | CleanOriginal = NULL;\r | |
1177 | Split = NULL;\r | |
1178 | \r | |
1179 | CleanOriginal = StrnCatGrow(&CleanOriginal, NULL, CmdLine, 0);\r | |
1180 | while (CleanOriginal[StrLen(CleanOriginal)-1] == L' ') {\r | |
1181 | CleanOriginal[StrLen(CleanOriginal)-1] = CHAR_NULL;\r | |
1182 | }\r | |
1183 | while (CleanOriginal[0] == L' ') {\r | |
1184 | CopyMem(CleanOriginal, CleanOriginal+1, StrSize(CleanOriginal) - sizeof(CleanOriginal[0]));\r | |
1185 | }\r | |
1186 | \r | |
1187 | CommandName = NULL;\r | |
1188 | if (StrStr(CleanOriginal, L" ") == NULL){\r | |
1189 | StrnCatGrow(&CommandName, NULL, CleanOriginal, 0);\r | |
1190 | } else {\r | |
1191 | StrnCatGrow(&CommandName, NULL, CleanOriginal, StrStr(CleanOriginal, L" ") - CleanOriginal);\r | |
1192 | }\r | |
1193 | \r | |
1194 | ASSERT(PostAliasCmdLine == NULL);\r | |
1195 | if (!ShellCommandIsCommandOnList(CommandName)) {\r | |
1196 | //\r | |
1197 | // Convert via alias\r | |
1198 | //\r | |
1199 | Status = ShellConvertAlias(&CommandName);\r | |
1200 | PostAliasSize = 0;\r | |
1201 | PostAliasCmdLine = StrnCatGrow(&PostAliasCmdLine, &PostAliasSize, CommandName, 0);\r | |
1202 | PostAliasCmdLine = StrnCatGrow(&PostAliasCmdLine, &PostAliasSize, StrStr(CleanOriginal, L" "), 0);\r | |
1203 | ASSERT_EFI_ERROR(Status);\r | |
1204 | } else {\r | |
1205 | PostAliasCmdLine = StrnCatGrow(&PostAliasCmdLine, NULL, CleanOriginal, 0);\r | |
1206 | }\r | |
1207 | \r | |
1208 | if (CleanOriginal != NULL) {\r | |
1209 | FreePool(CleanOriginal);\r | |
1210 | CleanOriginal = NULL;\r | |
1211 | }\r | |
1212 | \r | |
1213 | if (CommandName != NULL) {\r | |
1214 | FreePool(CommandName);\r | |
1215 | CommandName = NULL;\r | |
1216 | }\r | |
1217 | \r | |
1218 | PostVariableCmdLine = ShellConvertVariables(PostAliasCmdLine);\r | |
1219 | \r | |
1220 | //\r | |
1221 | // we can now free the modified by alias command line\r | |
1222 | //\r | |
1223 | if (PostAliasCmdLine != NULL) {\r | |
1224 | FreePool(PostAliasCmdLine);\r | |
1225 | PostAliasCmdLine = NULL;\r | |
1226 | }\r | |
1227 | \r | |
1228 | while (PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] == L' ') {\r | |
1229 | PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] = CHAR_NULL;\r | |
1230 | }\r | |
1231 | while (PostVariableCmdLine[0] == L' ') {\r | |
1232 | CopyMem(PostVariableCmdLine, PostVariableCmdLine+1, StrSize(PostVariableCmdLine) - sizeof(PostVariableCmdLine[0]));\r | |
1233 | }\r | |
1234 | \r | |
1235 | //\r | |
1236 | // We dont do normal processing with a split command line (output from one command input to another)\r | |
1237 | //\r | |
1238 | TempLocation3 = NULL;\r | |
1239 | if (StrStr(PostVariableCmdLine, L"|") != NULL) {\r | |
1240 | for (TempLocation3 = PostVariableCmdLine ; TempLocation3 != NULL && *TempLocation3 != CHAR_NULL ; TempLocation3++) {\r | |
1241 | if (*TempLocation3 == L'^' && *(TempLocation3+1) == L'|') {\r | |
1242 | TempLocation3++;\r | |
1243 | } else if (*TempLocation3 == L'|') {\r | |
1244 | break;\r | |
1245 | }\r | |
1246 | }\r | |
1247 | }\r | |
1248 | if (TempLocation3 != NULL && *TempLocation3 != CHAR_NULL) {\r | |
1249 | //\r | |
1250 | // are we in an existing split???\r | |
1251 | //\r | |
1252 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)) {\r | |
1253 | Split = (SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link);\r | |
1254 | }\r | |
1255 | \r | |
1256 | if (Split == NULL) {\r | |
1257 | Status = RunSplitCommand(PostVariableCmdLine, NULL, NULL);\r | |
1258 | } else {\r | |
1259 | Status = RunSplitCommand(PostVariableCmdLine, Split->SplitStdIn, Split->SplitStdOut);\r | |
1260 | }\r | |
1261 | } else {\r | |
1262 | \r | |
1263 | //\r | |
1264 | // If this is a mapped drive change handle that...\r | |
1265 | //\r | |
1266 | if (PostVariableCmdLine[(StrLen(PostVariableCmdLine)-1)] == L':' && StrStr(PostVariableCmdLine, L" ") == NULL) {\r | |
1267 | Status = ShellInfoObject.NewEfiShellProtocol->SetCurDir(NULL, PostVariableCmdLine);\r | |
1268 | if (EFI_ERROR(Status)) {\r | |
1269 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_MAPPING), ShellInfoObject.HiiHandle, PostVariableCmdLine);\r | |
1270 | }\r | |
1271 | FreePool(PostVariableCmdLine);\r | |
1272 | return (Status);\r | |
1273 | }\r | |
1274 | \r | |
1275 | ///@todo update this section to divide into 3 ways - run internal command, run split (above), and run an external file...\r | |
1276 | /// We waste a lot of time doing processing like StdIn,StdOut,Argv,Argc for things that are external files...\r | |
1277 | \r | |
1278 | \r | |
1279 | \r | |
1280 | Status = UpdateStdInStdOutStdErr(ShellInfoObject.NewShellParametersProtocol, PostVariableCmdLine, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr);\r | |
1281 | if (EFI_ERROR(Status)) {\r | |
1282 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_REDIR), ShellInfoObject.HiiHandle);\r | |
1283 | } else {\r | |
1284 | //\r | |
1285 | // remove the < and/or > from the command line now\r | |
1286 | //\r | |
1287 | for (TempLocation3 = PostVariableCmdLine ; TempLocation3 != NULL && *TempLocation3 != CHAR_NULL ; TempLocation3++) {\r | |
1288 | if (*TempLocation3 == L'^') {\r | |
1289 | if (*(TempLocation3+1) == L'<' || *(TempLocation3+1) == L'>') {\r | |
1290 | CopyMem(TempLocation3, TempLocation3+1, StrSize(TempLocation3) - sizeof(TempLocation3[0]));\r | |
1291 | }\r | |
1292 | } else if (*TempLocation3 == L'>') {\r | |
1293 | *TempLocation3 = CHAR_NULL;\r | |
1294 | } else if ((*TempLocation3 == L'1' || *TempLocation3 == L'2')&&(*(TempLocation3+1) == L'>')) {\r | |
1295 | *TempLocation3 = CHAR_NULL;\r | |
1296 | }\r | |
1297 | }\r | |
1298 | \r | |
1299 | while (PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] == L' ') {\r | |
1300 | PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] = CHAR_NULL;\r | |
1301 | }\r | |
1302 | while (PostVariableCmdLine[0] == L' ') {\r | |
1303 | CopyMem(PostVariableCmdLine, PostVariableCmdLine+1, StrSize(PostVariableCmdLine) - sizeof(PostVariableCmdLine[0]));\r | |
1304 | }\r | |
1305 | \r | |
1306 | //\r | |
1307 | // get the argc and argv updated for internal commands\r | |
1308 | //\r | |
1309 | Status = UpdateArgcArgv(ShellInfoObject.NewShellParametersProtocol, PostVariableCmdLine, &Argv, &Argc);\r | |
1310 | ASSERT_EFI_ERROR(Status);\r | |
1311 | \r | |
1312 | for (Count = 0 ; Count < ShellInfoObject.NewShellParametersProtocol->Argc ; Count++) {\r | |
1313 | if (StrStr(ShellInfoObject.NewShellParametersProtocol->Argv[Count], L"-?") == ShellInfoObject.NewShellParametersProtocol->Argv[Count]\r | |
1314 | || (ShellInfoObject.NewShellParametersProtocol->Argv[0][0] == L'?' && ShellInfoObject.NewShellParametersProtocol->Argv[0][1] == CHAR_NULL)\r | |
1315 | ) {\r | |
1316 | //\r | |
1317 | // We need to redo the arguments since a parameter was -?\r | |
1318 | // move them all down 1 to the end, then up one then replace the first with help\r | |
1319 | //\r | |
1320 | FreePool(ShellInfoObject.NewShellParametersProtocol->Argv[Count]);\r | |
1321 | ShellInfoObject.NewShellParametersProtocol->Argv[Count] = NULL;\r | |
1322 | for (Count2 = Count ; (Count2 + 1) < ShellInfoObject.NewShellParametersProtocol->Argc ; Count2++) {\r | |
1323 | ShellInfoObject.NewShellParametersProtocol->Argv[Count2] = ShellInfoObject.NewShellParametersProtocol->Argv[Count2+1];\r | |
1324 | }\r | |
1325 | ShellInfoObject.NewShellParametersProtocol->Argv[Count2] = NULL;\r | |
1326 | for (Count2 = ShellInfoObject.NewShellParametersProtocol->Argc -1 ; Count2 > 0 ; Count2--) {\r | |
1327 | ShellInfoObject.NewShellParametersProtocol->Argv[Count2] = ShellInfoObject.NewShellParametersProtocol->Argv[Count2-1];\r | |
1328 | }\r | |
1329 | ShellInfoObject.NewShellParametersProtocol->Argv[0] = NULL;\r | |
1330 | ShellInfoObject.NewShellParametersProtocol->Argv[0] = StrnCatGrow(&ShellInfoObject.NewShellParametersProtocol->Argv[0], NULL, L"help", 0);\r | |
1331 | break;\r | |
1332 | }\r | |
1333 | }\r | |
1334 | \r | |
1335 | //\r | |
1336 | // command or file?\r | |
1337 | //\r | |
1338 | if (ShellCommandIsCommandOnList(ShellInfoObject.NewShellParametersProtocol->Argv[0])) {\r | |
1339 | //\r | |
1340 | // Run the command (which was converted if it was an alias)\r | |
1341 | //\r | |
1342 | if (!EFI_ERROR(Status)) {\r | |
1343 | Status = ShellCommandRunCommandHandler(ShellInfoObject.NewShellParametersProtocol->Argv[0], &ShellStatus, &LastError);\r | |
1344 | ASSERT_EFI_ERROR(Status);\r | |
1345 | UnicodeSPrint(LeString, sizeof(LeString)*sizeof(LeString[0]), L"0x%08x", ShellStatus);\r | |
1346 | DEBUG_CODE(InternalEfiShellSetEnv(L"DebugLasterror", LeString, TRUE););\r | |
1347 | if (LastError) {\r | |
1348 | InternalEfiShellSetEnv(L"Lasterror", LeString, TRUE);\r | |
1349 | }\r | |
1350 | //\r | |
1351 | // Pass thru the exitcode from the app.\r | |
1352 | //\r | |
1353 | if (ShellCommandGetExit()) {\r | |
1354 | Status = ShellStatus;\r | |
1355 | } else if (ShellStatus != 0 && IsScriptOnlyCommand(ShellInfoObject.NewShellParametersProtocol->Argv[0])) {\r | |
1356 | Status = EFI_ABORTED;\r | |
1357 | }\r | |
1358 | }\r | |
1359 | } else {\r | |
1360 | //\r | |
1361 | // run an external file (or script)\r | |
1362 | //\r | |
1363 | if (StrStr(ShellInfoObject.NewShellParametersProtocol->Argv[0], L":") != NULL) {\r | |
1364 | ASSERT (CommandWithPath == NULL);\r | |
1365 | if (ShellIsFile(ShellInfoObject.NewShellParametersProtocol->Argv[0]) == EFI_SUCCESS) {\r | |
1366 | CommandWithPath = StrnCatGrow(&CommandWithPath, NULL, ShellInfoObject.NewShellParametersProtocol->Argv[0], 0);\r | |
1367 | }\r | |
1368 | }\r | |
1369 | if (CommandWithPath == NULL) {\r | |
1370 | CommandWithPath = ShellFindFilePathEx(ShellInfoObject.NewShellParametersProtocol->Argv[0], mExecutableExtensions);\r | |
1371 | }\r | |
1372 | if (CommandWithPath == NULL || ShellIsDirectory(CommandWithPath) == EFI_SUCCESS) {\r | |
1373 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, ShellInfoObject.NewShellParametersProtocol->Argv[0]);\r | |
1374 | } else {\r | |
1375 | //\r | |
1376 | // Check if it's a NSH (script) file.\r | |
1377 | //\r | |
1378 | TempLocation = CommandWithPath+StrLen(CommandWithPath)-4;\r | |
1379 | TempLocation2 = mScriptExtension;\r | |
1380 | if ((StrLen(CommandWithPath) > 4) && (StringNoCaseCompare((VOID*)(&TempLocation), (VOID*)(&TempLocation2)) == 0)) {\r | |
1381 | Status = RunScriptFile (CommandWithPath);\r | |
1382 | } else {\r | |
1383 | DevPath = ShellInfoObject.NewEfiShellProtocol->GetDevicePathFromFilePath(CommandWithPath);\r | |
1384 | ASSERT(DevPath != NULL);\r | |
1385 | Status = InternalShellExecuteDevicePath(\r | |
1386 | &gImageHandle,\r | |
1387 | DevPath,\r | |
1388 | PostVariableCmdLine,\r | |
1389 | NULL,\r | |
1390 | NULL\r | |
1391 | );\r | |
1392 | }\r | |
1393 | }\r | |
1394 | }\r | |
1395 | CommandName = StrnCatGrow(&CommandName, NULL, ShellInfoObject.NewShellParametersProtocol->Argv[0], 0);\r | |
1396 | \r | |
1397 | RestoreArgcArgv(ShellInfoObject.NewShellParametersProtocol, &Argv, &Argc);\r | |
1398 | \r | |
1399 | RestoreStdInStdOutStdErr(ShellInfoObject.NewShellParametersProtocol, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr);\r | |
1400 | }\r | |
1401 | if (CommandName != NULL) {\r | |
1402 | if (ShellCommandGetCurrentScriptFile() != NULL && !IsScriptOnlyCommand(CommandName)) {\r | |
1403 | //\r | |
1404 | // if this is NOT a scipt only command return success so the script won't quit.\r | |
1405 | // prevent killing the script - this is the only place where we know the actual command name (after alias and variable replacement...)\r | |
1406 | //\r | |
1407 | Status = EFI_SUCCESS;\r | |
1408 | }\r | |
1409 | }\r | |
1410 | }\r | |
1411 | \r | |
1412 | SHELL_FREE_NON_NULL(CommandName);\r | |
1413 | SHELL_FREE_NON_NULL(CommandWithPath);\r | |
1414 | SHELL_FREE_NON_NULL(PostVariableCmdLine);\r | |
1415 | SHELL_FREE_NON_NULL(DevPath);\r | |
1416 | \r | |
1417 | return (Status);\r | |
1418 | }\r | |
1419 | \r | |
1420 | STATIC CONST UINT16 InvalidChars[] = {L'*', L'?', L'<', L'>', L'\\', L'/', L'\"', 0x0001, 0x0002};\r | |
1421 | /**\r | |
1422 | Function determins if the CommandName COULD be a valid command. It does not determine whether\r | |
1423 | this is a valid command. It only checks for invalid characters.\r | |
1424 | \r | |
1425 | @param[in] CommandName The name to check\r | |
1426 | \r | |
1427 | @retval TRUE CommandName could be a command name\r | |
1428 | @retval FALSE CommandName could not be a valid command name\r | |
1429 | **/\r | |
1430 | BOOLEAN\r | |
1431 | EFIAPI\r | |
1432 | IsValidCommandName(\r | |
1433 | IN CONST CHAR16 *CommandName\r | |
1434 | )\r | |
1435 | {\r | |
1436 | UINTN Count;\r | |
1437 | if (CommandName == NULL) {\r | |
1438 | ASSERT(FALSE);\r | |
1439 | return (FALSE);\r | |
1440 | }\r | |
1441 | for ( Count = 0\r | |
1442 | ; Count < sizeof(InvalidChars) / sizeof(InvalidChars[0])\r | |
1443 | ; Count++\r | |
1444 | ){\r | |
1445 | if (ScanMem16(CommandName, StrSize(CommandName), InvalidChars[Count]) != NULL) {\r | |
1446 | return (FALSE);\r | |
1447 | }\r | |
1448 | }\r | |
1449 | return (TRUE);\r | |
1450 | }\r | |
1451 | \r | |
1452 | /**\r | |
1453 | Function to process a NSH script file via SHELL_FILE_HANDLE.\r | |
1454 | \r | |
1455 | @param[in] Handle The handle to the already opened file.\r | |
1456 | @param[in] Name The name of the script file.\r | |
1457 | \r | |
1458 | @retval EFI_SUCCESS the script completed sucessfully\r | |
1459 | **/\r | |
1460 | EFI_STATUS\r | |
1461 | EFIAPI\r | |
1462 | RunScriptFileHandle (\r | |
1463 | IN SHELL_FILE_HANDLE Handle,\r | |
1464 | IN CONST CHAR16 *Name\r | |
1465 | )\r | |
1466 | {\r | |
1467 | EFI_STATUS Status;\r | |
1468 | SCRIPT_FILE *NewScriptFile;\r | |
1469 | UINTN LoopVar;\r | |
1470 | CHAR16 *CommandLine;\r | |
1471 | CHAR16 *CommandLine2;\r | |
1472 | CHAR16 *CommandLine3;\r | |
1473 | SCRIPT_COMMAND_LIST *LastCommand;\r | |
1474 | BOOLEAN Ascii;\r | |
1475 | BOOLEAN PreScriptEchoState;\r | |
1476 | CONST CHAR16 *CurDir;\r | |
1477 | UINTN LineCount;\r | |
1478 | \r | |
1479 | ASSERT(!ShellCommandGetScriptExit());\r | |
1480 | \r | |
1481 | PreScriptEchoState = ShellCommandGetEchoState();\r | |
1482 | \r | |
1483 | NewScriptFile = (SCRIPT_FILE*)AllocateZeroPool(sizeof(SCRIPT_FILE));\r | |
1484 | ASSERT(NewScriptFile != NULL);\r | |
1485 | \r | |
1486 | //\r | |
1487 | // Set up the name\r | |
1488 | //\r | |
1489 | ASSERT(NewScriptFile->ScriptName == NULL);\r | |
1490 | NewScriptFile->ScriptName = StrnCatGrow(&NewScriptFile->ScriptName, NULL, Name, 0);\r | |
1491 | \r | |
1492 | //\r | |
1493 | // Save the parameters (used to replace %0 to %9 later on)\r | |
1494 | //\r | |
1495 | NewScriptFile->Argc = ShellInfoObject.NewShellParametersProtocol->Argc;\r | |
1496 | if (NewScriptFile->Argc != 0) {\r | |
1497 | NewScriptFile->Argv = (CHAR16**)AllocateZeroPool(NewScriptFile->Argc * sizeof(CHAR16*));\r | |
1498 | ASSERT(NewScriptFile->Argv != NULL);\r | |
1499 | for (LoopVar = 0 ; LoopVar < 10 && LoopVar < NewScriptFile->Argc; LoopVar++) {\r | |
1500 | ASSERT(NewScriptFile->Argv[LoopVar] == NULL);\r | |
1501 | NewScriptFile->Argv[LoopVar] = StrnCatGrow(&NewScriptFile->Argv[LoopVar], NULL, ShellInfoObject.NewShellParametersProtocol->Argv[LoopVar], 0);\r | |
1502 | }\r | |
1503 | } else {\r | |
1504 | NewScriptFile->Argv = NULL;\r | |
1505 | }\r | |
1506 | \r | |
1507 | InitializeListHead(&NewScriptFile->CommandList);\r | |
1508 | InitializeListHead(&NewScriptFile->SubstList);\r | |
1509 | \r | |
1510 | //\r | |
1511 | // Now build the list of all script commands.\r | |
1512 | //\r | |
1513 | LineCount = 0;\r | |
1514 | while(!ShellFileHandleEof(Handle)) {\r | |
1515 | CommandLine = ShellFileHandleReturnLine(Handle, &Ascii);\r | |
1516 | LineCount++;\r | |
1517 | if (CommandLine == NULL || StrLen(CommandLine) == 0) {\r | |
1518 | continue;\r | |
1519 | }\r | |
1520 | NewScriptFile->CurrentCommand = AllocateZeroPool(sizeof(SCRIPT_COMMAND_LIST));\r | |
1521 | ASSERT(NewScriptFile->CurrentCommand != NULL);\r | |
1522 | \r | |
1523 | NewScriptFile->CurrentCommand->Cl = CommandLine;\r | |
1524 | NewScriptFile->CurrentCommand->Data = NULL;\r | |
1525 | NewScriptFile->CurrentCommand->Line = LineCount;\r | |
1526 | \r | |
1527 | InsertTailList(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
1528 | }\r | |
1529 | \r | |
1530 | //\r | |
1531 | // Add this as the topmost script file\r | |
1532 | //\r | |
1533 | ShellCommandSetNewScript (NewScriptFile);\r | |
1534 | \r | |
1535 | //\r | |
1536 | // Now enumerate through the commands and run each one.\r | |
1537 | //\r | |
1538 | CommandLine = AllocatePool(PcdGet16(PcdShellPrintBufferSize));\r | |
1539 | CommandLine2 = AllocatePool(PcdGet16(PcdShellPrintBufferSize));\r | |
1540 | \r | |
1541 | for ( NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetFirstNode(&NewScriptFile->CommandList)\r | |
1542 | ; !IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)\r | |
1543 | ; // conditional increment in the body of the loop\r | |
1544 | ){\r | |
1545 | StrCpy(CommandLine2, NewScriptFile->CurrentCommand->Cl);\r | |
1546 | \r | |
1547 | //\r | |
1548 | // NULL out comments\r | |
1549 | //\r | |
1550 | for (CommandLine3 = CommandLine2 ; CommandLine3 != NULL && *CommandLine3 != CHAR_NULL ; CommandLine3++) {\r | |
1551 | if (*CommandLine3 == L'^') {\r | |
1552 | if (*(CommandLine3+1) == L'#' || *(CommandLine3+1) == L':') {\r | |
1553 | CopyMem(CommandLine3, CommandLine3+1, StrSize(CommandLine3) - sizeof(CommandLine3[0]));\r | |
1554 | }\r | |
1555 | } else if (*CommandLine3 == L'#') {\r | |
1556 | *CommandLine3 = CHAR_NULL;\r | |
1557 | }\r | |
1558 | }\r | |
1559 | \r | |
1560 | if (CommandLine2 != NULL && StrLen(CommandLine2) >= 1) {\r | |
1561 | //\r | |
1562 | // Due to variability in starting the find and replace action we need to have both buffers the same.\r | |
1563 | //\r | |
1564 | StrCpy(CommandLine, CommandLine2);\r | |
1565 | \r | |
1566 | //\r | |
1567 | // Remove the %0 to %9 from the command line (if we have some arguments)\r | |
1568 | //\r | |
1569 | if (NewScriptFile->Argv != NULL) {\r | |
1570 | switch (NewScriptFile->Argc) {\r | |
1571 | default:\r | |
1572 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%9", NewScriptFile->Argv[9], FALSE, TRUE);\r | |
1573 | ASSERT_EFI_ERROR(Status);\r | |
1574 | case 9:\r | |
1575 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%8", NewScriptFile->Argv[8], FALSE, TRUE);\r | |
1576 | ASSERT_EFI_ERROR(Status);\r | |
1577 | case 8:\r | |
1578 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%7", NewScriptFile->Argv[7], FALSE, TRUE);\r | |
1579 | ASSERT_EFI_ERROR(Status);\r | |
1580 | case 7:\r | |
1581 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%6", NewScriptFile->Argv[6], FALSE, TRUE);\r | |
1582 | ASSERT_EFI_ERROR(Status);\r | |
1583 | case 6:\r | |
1584 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%5", NewScriptFile->Argv[5], FALSE, TRUE);\r | |
1585 | ASSERT_EFI_ERROR(Status);\r | |
1586 | case 5:\r | |
1587 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%4", NewScriptFile->Argv[4], FALSE, TRUE);\r | |
1588 | ASSERT_EFI_ERROR(Status);\r | |
1589 | case 4:\r | |
1590 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%3", NewScriptFile->Argv[3], FALSE, TRUE);\r | |
1591 | ASSERT_EFI_ERROR(Status);\r | |
1592 | case 3:\r | |
1593 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%2", NewScriptFile->Argv[2], FALSE, TRUE);\r | |
1594 | ASSERT_EFI_ERROR(Status);\r | |
1595 | case 2:\r | |
1596 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%1", NewScriptFile->Argv[1], FALSE, TRUE);\r | |
1597 | ASSERT_EFI_ERROR(Status);\r | |
1598 | case 1:\r | |
1599 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%0", NewScriptFile->Argv[0], FALSE, TRUE);\r | |
1600 | ASSERT_EFI_ERROR(Status);\r | |
1601 | break;\r | |
1602 | case 0:\r | |
1603 | break;\r | |
1604 | }\r | |
1605 | }\r | |
1606 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%1", L"\"\"", FALSE, FALSE);\r | |
1607 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%2", L"\"\"", FALSE, FALSE);\r | |
1608 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%3", L"\"\"", FALSE, FALSE);\r | |
1609 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%4", L"\"\"", FALSE, FALSE);\r | |
1610 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%5", L"\"\"", FALSE, FALSE);\r | |
1611 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%6", L"\"\"", FALSE, FALSE);\r | |
1612 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%7", L"\"\"", FALSE, FALSE);\r | |
1613 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%8", L"\"\"", FALSE, FALSE);\r | |
1614 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%9", L"\"\"", FALSE, FALSE);\r | |
1615 | \r | |
1616 | StrCpy(CommandLine2, CommandLine);\r | |
1617 | \r | |
1618 | LastCommand = NewScriptFile->CurrentCommand;\r | |
1619 | \r | |
1620 | for (CommandLine3 = CommandLine2 ; CommandLine3[0] == L' ' ; CommandLine3++);\r | |
1621 | \r | |
1622 | if (CommandLine3[0] == L':' ) {\r | |
1623 | //\r | |
1624 | // This line is a goto target / label\r | |
1625 | //\r | |
1626 | } else {\r | |
1627 | if (CommandLine3 != NULL && StrLen(CommandLine3) > 0) {\r | |
1628 | if (ShellCommandGetEchoState()) {\r | |
1629 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
1630 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
1631 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
1632 | } else {\r | |
1633 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
1634 | }\r | |
1635 | ShellPrintEx(-1, -1, L"%s\r\n", CommandLine2);\r | |
1636 | }\r | |
1637 | Status = RunCommand(CommandLine3);\r | |
1638 | }\r | |
1639 | \r | |
1640 | if (ShellCommandGetScriptExit()) {\r | |
1641 | ShellCommandRegisterExit(FALSE);\r | |
1642 | Status = EFI_SUCCESS;\r | |
1643 | break;\r | |
1644 | }\r | |
1645 | if (EFI_ERROR(Status)) {\r | |
1646 | break;\r | |
1647 | }\r | |
1648 | if (ShellCommandGetExit()) {\r | |
1649 | break;\r | |
1650 | }\r | |
1651 | }\r | |
1652 | //\r | |
1653 | // If that commend did not update the CurrentCommand then we need to advance it...\r | |
1654 | //\r | |
1655 | if (LastCommand == NewScriptFile->CurrentCommand) {\r | |
1656 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
1657 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
1658 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
1659 | }\r | |
1660 | }\r | |
1661 | } else {\r | |
1662 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
1663 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
1664 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
1665 | }\r | |
1666 | }\r | |
1667 | }\r | |
1668 | \r | |
1669 | ShellCommandSetEchoState(PreScriptEchoState);\r | |
1670 | \r | |
1671 | FreePool(CommandLine);\r | |
1672 | FreePool(CommandLine2);\r | |
1673 | ShellCommandSetNewScript (NULL);\r | |
1674 | return (EFI_SUCCESS);\r | |
1675 | }\r | |
1676 | \r | |
1677 | /**\r | |
1678 | Function to process a NSH script file.\r | |
1679 | \r | |
1680 | @param[in] ScriptPath Pointer to the script file name (including file system path).\r | |
1681 | \r | |
1682 | @retval EFI_SUCCESS the script completed sucessfully\r | |
1683 | **/\r | |
1684 | EFI_STATUS\r | |
1685 | EFIAPI\r | |
1686 | RunScriptFile (\r | |
1687 | IN CONST CHAR16 *ScriptPath\r | |
1688 | )\r | |
1689 | {\r | |
1690 | EFI_STATUS Status;\r | |
1691 | SHELL_FILE_HANDLE FileHandle;\r | |
1692 | \r | |
1693 | if (ShellIsFile(ScriptPath) != EFI_SUCCESS) {\r | |
1694 | return (EFI_INVALID_PARAMETER);\r | |
1695 | }\r | |
1696 | \r | |
1697 | Status = ShellOpenFileByName(ScriptPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
1698 | if (EFI_ERROR(Status)) {\r | |
1699 | return (Status);\r | |
1700 | }\r | |
1701 | \r | |
1702 | Status = RunScriptFileHandle(FileHandle, ScriptPath);\r | |
1703 | \r | |
1704 | ShellCloseFile(&FileHandle);\r | |
1705 | \r | |
1706 | return (Status);\r | |
1707 | }\r |