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a405b86d | 1 | /** @file\r |
2 | This is THE shell (application)\r | |
3 | \r | |
fdd52bde | 4 | Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>\r |
d6e88a6c | 5 | (C) Copyright 2013-2014, Hewlett-Packard Development Company, L.P.\r |
a405b86d | 6 | This program and the accompanying materials\r |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "Shell.h"\r | |
17 | \r | |
18 | //\r | |
19 | // Initialize the global structure\r | |
20 | //\r | |
21 | SHELL_INFO ShellInfoObject = {\r | |
22 | NULL,\r | |
23 | NULL,\r | |
24 | FALSE,\r | |
25 | FALSE,\r | |
26 | {\r | |
ce68d3bc SZ |
27 | {{\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 | 0\r | |
37 | }},\r | |
a405b86d | 38 | 0,\r |
39 | NULL,\r | |
40 | NULL\r | |
41 | },\r | |
ce68d3bc | 42 | {{NULL, NULL}, NULL},\r |
a405b86d | 43 | {\r |
ce68d3bc | 44 | {{NULL, NULL}, NULL},\r |
a405b86d | 45 | 0,\r |
46 | 0,\r | |
47 | TRUE\r | |
48 | },\r | |
49 | NULL,\r | |
50 | 0,\r | |
51 | NULL,\r | |
52 | NULL,\r | |
53 | NULL,\r | |
54 | NULL,\r | |
55 | NULL,\r | |
ce68d3bc SZ |
56 | {{NULL, NULL}, NULL, NULL},\r |
57 | {{NULL, NULL}, NULL, NULL},\r | |
58 | NULL,\r | |
59 | NULL,\r | |
60 | NULL,\r | |
61 | NULL,\r | |
8be0ba36 | 62 | NULL,\r |
63 | NULL,\r | |
64 | NULL,\r | |
a49f6a2f | 65 | NULL,\r |
66 | FALSE\r | |
a405b86d | 67 | };\r |
68 | \r | |
69 | STATIC CONST CHAR16 mScriptExtension[] = L".NSH";\r | |
70 | STATIC CONST CHAR16 mExecutableExtensions[] = L".NSH;.EFI";\r | |
3c865f20 | 71 | STATIC CONST CHAR16 mStartupScript[] = L"startup.nsh";\r |
a405b86d | 72 | \r |
ad2bc854 | 73 | /**\r |
51429264 | 74 | Cleans off leading and trailing spaces and tabs.\r |
ad2bc854 | 75 | \r |
51429264 | 76 | @param[in] String pointer to the string to trim them off.\r |
ad2bc854 JC |
77 | **/\r |
78 | EFI_STATUS\r | |
79 | EFIAPI\r | |
80 | TrimSpaces(\r | |
81 | IN CHAR16 **String\r | |
82 | )\r | |
83 | {\r | |
84 | ASSERT(String != NULL);\r | |
85 | ASSERT(*String!= NULL);\r | |
86 | //\r | |
87 | // Remove any spaces and tabs at the beginning of the (*String).\r | |
88 | //\r | |
89 | while (((*String)[0] == L' ') || ((*String)[0] == L'\t')) {\r | |
90 | CopyMem((*String), (*String)+1, StrSize((*String)) - sizeof((*String)[0]));\r | |
91 | }\r | |
92 | \r | |
93 | //\r | |
404b3f43 | 94 | // Remove any spaces and tabs at the end of the (*String).\r |
ad2bc854 | 95 | //\r |
404b3f43 | 96 | while ((StrLen (*String) > 0) && (((*String)[StrLen((*String))-1] == L' ') || ((*String)[StrLen((*String))-1] == L'\t'))) {\r |
ad2bc854 JC |
97 | (*String)[StrLen((*String))-1] = CHAR_NULL;\r |
98 | }\r | |
99 | \r | |
100 | return (EFI_SUCCESS);\r | |
101 | }\r | |
102 | \r | |
a95cf8f0 JC |
103 | /**\r |
104 | Parse for the next instance of one string within another string. Can optionally make sure that \r | |
105 | the string was not escaped (^ character) per the shell specification.\r | |
106 | \r | |
107 | @param[in] SourceString The string to search within\r | |
108 | @param[in] FindString The string to look for\r | |
109 | @param[in] CheckForEscapeCharacter TRUE to skip escaped instances of FinfString, otherwise will return even escaped instances\r | |
110 | **/\r | |
111 | CHAR16*\r | |
112 | EFIAPI\r | |
113 | FindNextInstance(\r | |
114 | IN CONST CHAR16 *SourceString,\r | |
115 | IN CONST CHAR16 *FindString,\r | |
116 | IN CONST BOOLEAN CheckForEscapeCharacter\r | |
117 | )\r | |
118 | {\r | |
119 | CHAR16 *Temp;\r | |
120 | if (SourceString == NULL) {\r | |
121 | return (NULL);\r | |
122 | }\r | |
123 | Temp = StrStr(SourceString, FindString);\r | |
124 | \r | |
125 | //\r | |
126 | // If nothing found, or we dont care about escape characters\r | |
127 | //\r | |
128 | if (Temp == NULL || !CheckForEscapeCharacter) {\r | |
129 | return (Temp);\r | |
130 | }\r | |
131 | \r | |
132 | //\r | |
133 | // If we found an escaped character, try again on the remainder of the string\r | |
134 | //\r | |
135 | if ((Temp > (SourceString)) && *(Temp-1) == L'^') {\r | |
136 | return FindNextInstance(Temp+1, FindString, CheckForEscapeCharacter);\r | |
137 | }\r | |
138 | \r | |
139 | //\r | |
140 | // we found the right character\r | |
141 | //\r | |
142 | return (Temp);\r | |
143 | }\r | |
144 | \r | |
42435671 QS |
145 | /**\r |
146 | Check whether the string between a pair of % is a valid envifronment variable name.\r | |
147 | \r | |
148 | @param[in] BeginPercent pointer to the first percent.\r | |
149 | @param[in] EndPercent pointer to the last percent.\r | |
150 | \r | |
151 | @retval TRUE is a valid environment variable name.\r | |
152 | @retval FALSE is NOT a valid environment variable name.\r | |
153 | **/\r | |
154 | BOOLEAN\r | |
155 | IsValidEnvironmentVariableName(\r | |
156 | IN CONST CHAR16 *BeginPercent,\r | |
157 | IN CONST CHAR16 *EndPercent\r | |
158 | )\r | |
159 | {\r | |
160 | CONST CHAR16 *Walker;\r | |
161 | \r | |
162 | Walker = NULL;\r | |
163 | \r | |
164 | ASSERT (BeginPercent != NULL);\r | |
165 | ASSERT (EndPercent != NULL);\r | |
166 | ASSERT (BeginPercent < EndPercent);\r | |
167 | \r | |
168 | if ((BeginPercent + 1) == EndPercent) {\r | |
169 | return FALSE;\r | |
170 | }\r | |
171 | \r | |
172 | for (Walker = BeginPercent + 1; Walker < EndPercent; Walker++) {\r | |
173 | if (\r | |
174 | (*Walker >= L'0' && *Walker <= L'9') ||\r | |
175 | (*Walker >= L'A' && *Walker <= L'Z') ||\r | |
176 | (*Walker >= L'a' && *Walker <= L'z') ||\r | |
177 | (*Walker == L'_')\r | |
178 | ) {\r | |
179 | if (Walker == BeginPercent + 1 && (*Walker >= L'0' && *Walker <= L'9')) {\r | |
180 | return FALSE;\r | |
181 | } else {\r | |
182 | continue;\r | |
183 | }\r | |
184 | } else {\r | |
185 | return FALSE;\r | |
186 | }\r | |
187 | }\r | |
188 | \r | |
189 | return TRUE;\r | |
190 | }\r | |
191 | \r | |
518c8cdc JC |
192 | /**\r |
193 | Determine if a command line contains a split operation\r | |
194 | \r | |
195 | @param[in] CmdLine The command line to parse.\r | |
196 | \r | |
197 | @retval TRUE CmdLine has a valid split.\r | |
198 | @retval FALSE CmdLine does not have a valid split.\r | |
199 | **/\r | |
200 | BOOLEAN\r | |
201 | EFIAPI\r | |
202 | ContainsSplit(\r | |
203 | IN CONST CHAR16 *CmdLine\r | |
204 | )\r | |
205 | {\r | |
206 | CONST CHAR16 *TempSpot;\r | |
6f6792b8 QS |
207 | CONST CHAR16 *FirstQuote;\r |
208 | CONST CHAR16 *SecondQuote;\r | |
209 | \r | |
a95cf8f0 | 210 | FirstQuote = FindNextInstance (CmdLine, L"\"", TRUE);\r |
6f6792b8 | 211 | SecondQuote = NULL;\r |
00534bc3 | 212 | TempSpot = FindFirstCharacter(CmdLine, L"|", L'^');\r |
6f6792b8 | 213 | \r |
a95cf8f0 JC |
214 | if (FirstQuote == NULL || \r |
215 | *FirstQuote == CHAR_NULL ||\r | |
216 | TempSpot == NULL || \r | |
217 | *TempSpot == CHAR_NULL || \r | |
6f6792b8 QS |
218 | FirstQuote > TempSpot\r |
219 | ) {\r | |
220 | return (BOOLEAN) ((TempSpot != NULL) && (*TempSpot != CHAR_NULL));\r | |
221 | }\r | |
222 | \r | |
223 | while ((TempSpot != NULL) && (*TempSpot != CHAR_NULL)) {\r | |
a95cf8f0 | 224 | if (FirstQuote == NULL || *FirstQuote == CHAR_NULL || FirstQuote > TempSpot) {\r |
6f6792b8 QS |
225 | break;\r |
226 | } \r | |
a95cf8f0 JC |
227 | SecondQuote = FindNextInstance (FirstQuote + 1, L"\"", TRUE);\r |
228 | if (SecondQuote == NULL || *SecondQuote == CHAR_NULL) {\r | |
6f6792b8 QS |
229 | break;\r |
230 | }\r | |
231 | if (SecondQuote < TempSpot) {\r | |
a95cf8f0 | 232 | FirstQuote = FindNextInstance (SecondQuote + 1, L"\"", TRUE);\r |
6f6792b8 QS |
233 | continue;\r |
234 | } else {\r | |
a95cf8f0 | 235 | FirstQuote = FindNextInstance (SecondQuote + 1, L"\"", TRUE);\r |
00534bc3 | 236 | TempSpot = FindFirstCharacter(TempSpot + 1, L"|", L'^');\r |
6f6792b8 QS |
237 | continue;\r |
238 | } \r | |
239 | }\r | |
240 | \r | |
8dcd84b9 | 241 | return (BOOLEAN) ((TempSpot != NULL) && (*TempSpot != CHAR_NULL));\r |
19a44972 JC |
242 | }\r |
243 | \r | |
733f138d | 244 | /**\r |
245 | Function to start monitoring for CTRL-S using SimpleTextInputEx. This \r | |
246 | feature's enabled state was not known when the shell initially launched.\r | |
247 | \r | |
248 | @retval EFI_SUCCESS The feature is enabled.\r | |
249 | @retval EFI_OUT_OF_RESOURCES There is not enough mnemory available.\r | |
250 | **/\r | |
251 | EFI_STATUS\r | |
252 | EFIAPI\r | |
253 | InternalEfiShellStartCtrlSMonitor(\r | |
254 | VOID\r | |
255 | )\r | |
256 | {\r | |
257 | EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *SimpleEx;\r | |
258 | EFI_KEY_DATA KeyData;\r | |
259 | EFI_STATUS Status;\r | |
260 | \r | |
261 | Status = gBS->OpenProtocol(\r | |
262 | gST->ConsoleInHandle,\r | |
263 | &gEfiSimpleTextInputExProtocolGuid,\r | |
264 | (VOID**)&SimpleEx,\r | |
265 | gImageHandle,\r | |
266 | NULL,\r | |
267 | EFI_OPEN_PROTOCOL_GET_PROTOCOL);\r | |
268 | if (EFI_ERROR(Status)) {\r | |
269 | ShellPrintHiiEx(\r | |
270 | -1, \r | |
271 | -1, \r | |
272 | NULL,\r | |
273 | STRING_TOKEN (STR_SHELL_NO_IN_EX),\r | |
274 | ShellInfoObject.HiiHandle);\r | |
275 | return (EFI_SUCCESS);\r | |
276 | }\r | |
277 | \r | |
278 | KeyData.KeyState.KeyToggleState = 0;\r | |
279 | KeyData.Key.ScanCode = 0;\r | |
280 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
281 | KeyData.Key.UnicodeChar = L's';\r | |
282 | \r | |
283 | Status = SimpleEx->RegisterKeyNotify(\r | |
284 | SimpleEx,\r | |
285 | &KeyData,\r | |
286 | NotificationFunction,\r | |
287 | &ShellInfoObject.CtrlSNotifyHandle1);\r | |
288 | \r | |
289 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r | |
290 | if (!EFI_ERROR(Status)) {\r | |
291 | Status = SimpleEx->RegisterKeyNotify(\r | |
292 | SimpleEx,\r | |
293 | &KeyData,\r | |
294 | NotificationFunction,\r | |
295 | &ShellInfoObject.CtrlSNotifyHandle2);\r | |
296 | }\r | |
297 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
298 | KeyData.Key.UnicodeChar = 19;\r | |
299 | \r | |
300 | if (!EFI_ERROR(Status)) {\r | |
301 | Status = SimpleEx->RegisterKeyNotify(\r | |
302 | SimpleEx,\r | |
303 | &KeyData,\r | |
304 | NotificationFunction,\r | |
ed8b5297 | 305 | &ShellInfoObject.CtrlSNotifyHandle3);\r |
733f138d | 306 | } \r |
307 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r | |
308 | if (!EFI_ERROR(Status)) {\r | |
309 | Status = SimpleEx->RegisterKeyNotify(\r | |
310 | SimpleEx,\r | |
311 | &KeyData,\r | |
312 | NotificationFunction,\r | |
ed8b5297 | 313 | &ShellInfoObject.CtrlSNotifyHandle4);\r |
733f138d | 314 | }\r |
315 | return (Status);\r | |
316 | }\r | |
317 | \r | |
318 | \r | |
319 | \r | |
a405b86d | 320 | /**\r |
321 | The entry point for the application.\r | |
322 | \r | |
323 | @param[in] ImageHandle The firmware allocated handle for the EFI image.\r | |
324 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
325 | \r | |
326 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
327 | @retval other Some error occurs when executing this entry point.\r | |
328 | \r | |
329 | **/\r | |
330 | EFI_STATUS\r | |
331 | EFIAPI\r | |
332 | UefiMain (\r | |
333 | IN EFI_HANDLE ImageHandle,\r | |
334 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
335 | )\r | |
336 | {\r | |
a49f6a2f | 337 | EFI_STATUS Status;\r |
338 | CHAR16 *TempString;\r | |
339 | UINTN Size;\r | |
340 | EFI_HANDLE ConInHandle;\r | |
341 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL *OldConIn;\r | |
a405b86d | 342 | \r |
343 | if (PcdGet8(PcdShellSupportLevel) > 3) {\r | |
344 | return (EFI_UNSUPPORTED);\r | |
345 | }\r | |
346 | \r | |
347 | //\r | |
348 | // Clear the screen\r | |
349 | //\r | |
350 | Status = gST->ConOut->ClearScreen(gST->ConOut);\r | |
3c865f20 | 351 | if (EFI_ERROR(Status)) {\r |
352 | return (Status);\r | |
353 | }\r | |
a405b86d | 354 | \r |
355 | //\r | |
356 | // Populate the global structure from PCDs\r | |
357 | //\r | |
358 | ShellInfoObject.ImageDevPath = NULL;\r | |
359 | ShellInfoObject.FileDevPath = NULL;\r | |
360 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
361 | ShellInfoObject.ViewingSettings.InsertMode = PcdGetBool(PcdShellInsertModeDefault);\r | |
362 | ShellInfoObject.LogScreenCount = PcdGet8 (PcdShellScreenLogCount );\r | |
363 | \r | |
364 | //\r | |
365 | // verify we dont allow for spec violation\r | |
366 | //\r | |
367 | ASSERT(ShellInfoObject.LogScreenCount >= 3);\r | |
368 | \r | |
369 | //\r | |
370 | // Initialize the LIST ENTRY objects...\r | |
371 | //\r | |
372 | InitializeListHead(&ShellInfoObject.BufferToFreeList.Link);\r | |
373 | InitializeListHead(&ShellInfoObject.ViewingSettings.CommandHistory.Link);\r | |
374 | InitializeListHead(&ShellInfoObject.SplitList.Link);\r | |
375 | \r | |
376 | //\r | |
377 | // Check PCDs for optional features that are not implemented yet.\r | |
378 | //\r | |
379 | if ( PcdGetBool(PcdShellSupportOldProtocols)\r | |
380 | || !FeaturePcdGet(PcdShellRequireHiiPlatform)\r | |
381 | || FeaturePcdGet(PcdShellSupportFrameworkHii)\r | |
382 | ) {\r | |
383 | return (EFI_UNSUPPORTED);\r | |
384 | }\r | |
385 | \r | |
386 | //\r | |
387 | // turn off the watchdog timer\r | |
388 | //\r | |
389 | gBS->SetWatchdogTimer (0, 0, 0, NULL);\r | |
390 | \r | |
391 | //\r | |
392 | // install our console logger. This will keep a log of the output for back-browsing\r | |
393 | //\r | |
394 | Status = ConsoleLoggerInstall(ShellInfoObject.LogScreenCount, &ShellInfoObject.ConsoleInfo);\r | |
3c865f20 | 395 | if (!EFI_ERROR(Status)) {\r |
396 | //\r | |
397 | // Enable the cursor to be visible\r | |
398 | //\r | |
399 | gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r | |
a405b86d | 400 | \r |
3c865f20 | 401 | //\r |
402 | // If supporting EFI 1.1 we need to install HII protocol\r | |
403 | // only do this if PcdShellRequireHiiPlatform == FALSE\r | |
404 | //\r | |
405 | // remove EFI_UNSUPPORTED check above when complete.\r | |
406 | ///@todo add support for Framework HII\r | |
a405b86d | 407 | \r |
3c865f20 | 408 | //\r |
409 | // install our (solitary) HII package\r | |
410 | //\r | |
411 | ShellInfoObject.HiiHandle = HiiAddPackages (&gEfiCallerIdGuid, gImageHandle, ShellStrings, NULL);\r | |
a405b86d | 412 | if (ShellInfoObject.HiiHandle == NULL) {\r |
3c865f20 | 413 | if (PcdGetBool(PcdShellSupportFrameworkHii)) {\r |
414 | ///@todo Add our package into Framework HII\r | |
415 | }\r | |
416 | if (ShellInfoObject.HiiHandle == NULL) {\r | |
0477054b BJ |
417 | Status = EFI_NOT_STARTED;\r |
418 | goto FreeResources;\r | |
3c865f20 | 419 | }\r |
a405b86d | 420 | }\r |
a405b86d | 421 | \r |
3c865f20 | 422 | //\r |
423 | // create and install the EfiShellParametersProtocol\r | |
424 | //\r | |
425 | Status = CreatePopulateInstallShellParametersProtocol(&ShellInfoObject.NewShellParametersProtocol, &ShellInfoObject.RootShellInstance);\r | |
426 | ASSERT_EFI_ERROR(Status);\r | |
427 | ASSERT(ShellInfoObject.NewShellParametersProtocol != NULL);\r | |
a405b86d | 428 | \r |
3c865f20 | 429 | //\r |
430 | // create and install the EfiShellProtocol\r | |
431 | //\r | |
432 | Status = CreatePopulateInstallShellProtocol(&ShellInfoObject.NewEfiShellProtocol);\r | |
433 | ASSERT_EFI_ERROR(Status);\r | |
434 | ASSERT(ShellInfoObject.NewEfiShellProtocol != NULL);\r | |
a405b86d | 435 | \r |
3c865f20 | 436 | //\r |
437 | // Now initialize the shell library (it requires Shell Parameters protocol)\r | |
438 | //\r | |
439 | Status = ShellInitialize();\r | |
440 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 441 | \r |
3c865f20 | 442 | Status = CommandInit();\r |
443 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 444 | \r |
3c865f20 | 445 | //\r |
446 | // Check the command line\r | |
447 | //\r | |
da92bf85 BJ |
448 | Status = ProcessCommandLine ();\r |
449 | if (EFI_ERROR (Status)) {\r | |
450 | goto FreeResources;\r | |
451 | }\r | |
a405b86d | 452 | \r |
3c865f20 | 453 | //\r |
454 | // If shell support level is >= 1 create the mappings and paths\r | |
455 | //\r | |
456 | if (PcdGet8(PcdShellSupportLevel) >= 1) {\r | |
457 | Status = ShellCommandCreateInitialMappingsAndPaths();\r | |
458 | }\r | |
a405b86d | 459 | \r |
3c865f20 | 460 | //\r |
461 | // save the device path for the loaded image and the device path for the filepath (under loaded image)\r | |
462 | // These are where to look for the startup.nsh file\r | |
463 | //\r | |
464 | Status = GetDevicePathsForImageAndFile(&ShellInfoObject.ImageDevPath, &ShellInfoObject.FileDevPath);\r | |
a405b86d | 465 | ASSERT_EFI_ERROR(Status);\r |
a405b86d | 466 | \r |
3c865f20 | 467 | //\r |
468 | // Display the version\r | |
469 | //\r | |
470 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion) {\r | |
471 | ShellPrintHiiEx (\r | |
472 | 0,\r | |
473 | gST->ConOut->Mode->CursorRow,\r | |
474 | NULL,\r | |
284e034f | 475 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SHELL),\r |
3c865f20 | 476 | ShellInfoObject.HiiHandle,\r |
477 | SupportLevel[PcdGet8(PcdShellSupportLevel)],\r | |
478 | gEfiShellProtocol->MajorVersion,\r | |
284e034f CP |
479 | gEfiShellProtocol->MinorVersion\r |
480 | );\r | |
481 | \r | |
482 | ShellPrintHiiEx (\r | |
483 | -1,\r | |
484 | -1,\r | |
485 | NULL,\r | |
486 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SUPPLIER),\r | |
487 | ShellInfoObject.HiiHandle,\r | |
488 | (CHAR16 *) PcdGetPtr (PcdShellSupplier)\r | |
489 | );\r | |
490 | \r | |
491 | ShellPrintHiiEx (\r | |
492 | -1,\r | |
493 | -1,\r | |
494 | NULL,\r | |
495 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_UEFI),\r | |
496 | ShellInfoObject.HiiHandle,\r | |
3c865f20 | 497 | (gST->Hdr.Revision&0xffff0000)>>16,\r |
498 | (gST->Hdr.Revision&0x0000ffff),\r | |
499 | gST->FirmwareVendor,\r | |
500 | gST->FirmwareRevision\r | |
501 | );\r | |
502 | }\r | |
a405b86d | 503 | \r |
3c865f20 | 504 | //\r |
505 | // Display the mapping\r | |
506 | //\r | |
507 | if (PcdGet8(PcdShellSupportLevel) >= 2 && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap) {\r | |
a308e058 | 508 | Status = RunCommand(L"map");\r |
3c865f20 | 509 | ASSERT_EFI_ERROR(Status);\r |
510 | }\r | |
a405b86d | 511 | \r |
3c865f20 | 512 | //\r |
513 | // init all the built in alias'\r | |
514 | //\r | |
515 | Status = SetBuiltInAlias();\r | |
516 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 517 | \r |
3c865f20 | 518 | //\r |
519 | // Initialize environment variables\r | |
520 | //\r | |
521 | if (ShellCommandGetProfileList() != NULL) {\r | |
522 | Status = InternalEfiShellSetEnv(L"profiles", ShellCommandGetProfileList(), TRUE);\r | |
523 | ASSERT_EFI_ERROR(Status);\r | |
524 | }\r | |
a405b86d | 525 | \r |
3c865f20 | 526 | Size = 100;\r |
527 | TempString = AllocateZeroPool(Size);\r | |
a405b86d | 528 | \r |
3c865f20 | 529 | UnicodeSPrint(TempString, Size, L"%d", PcdGet8(PcdShellSupportLevel));\r |
530 | Status = InternalEfiShellSetEnv(L"uefishellsupport", TempString, TRUE);\r | |
531 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 532 | \r |
3c865f20 | 533 | UnicodeSPrint(TempString, Size, L"%d.%d", ShellInfoObject.NewEfiShellProtocol->MajorVersion, ShellInfoObject.NewEfiShellProtocol->MinorVersion);\r |
534 | Status = InternalEfiShellSetEnv(L"uefishellversion", TempString, TRUE);\r | |
535 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 536 | \r |
3c865f20 | 537 | UnicodeSPrint(TempString, Size, L"%d.%d", (gST->Hdr.Revision & 0xFFFF0000) >> 16, gST->Hdr.Revision & 0x0000FFFF);\r |
538 | Status = InternalEfiShellSetEnv(L"uefiversion", TempString, TRUE);\r | |
539 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 540 | \r |
3c865f20 | 541 | FreePool(TempString);\r |
a405b86d | 542 | \r |
3c865f20 | 543 | if (!EFI_ERROR(Status)) {\r |
544 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r | |
a405b86d | 545 | //\r |
3c865f20 | 546 | // Set up the event for CTRL-C monitoring...\r |
a405b86d | 547 | //\r |
8be0ba36 | 548 | Status = InernalEfiShellStartMonitor();\r |
3c865f20 | 549 | }\r |
550 | \r | |
733f138d | 551 | if (!EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
552 | //\r | |
553 | // Set up the event for CTRL-S monitoring...\r | |
554 | //\r | |
555 | Status = InternalEfiShellStartCtrlSMonitor();\r | |
556 | }\r | |
557 | \r | |
a49f6a2f | 558 | if (!EFI_ERROR(Status) && ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
559 | //\r | |
560 | // close off the gST->ConIn\r | |
561 | //\r | |
562 | OldConIn = gST->ConIn;\r | |
563 | ConInHandle = gST->ConsoleInHandle;\r | |
564 | gST->ConIn = CreateSimpleTextInOnFile((SHELL_FILE_HANDLE)&FileInterfaceNulFile, &gST->ConsoleInHandle);\r | |
565 | } else {\r | |
566 | OldConIn = NULL;\r | |
567 | ConInHandle = NULL;\r | |
568 | }\r | |
569 | \r | |
3c865f20 | 570 | if (!EFI_ERROR(Status) && PcdGet8(PcdShellSupportLevel) >= 1) {\r |
a405b86d | 571 | //\r |
3c865f20 | 572 | // process the startup script or launch the called app.\r |
a405b86d | 573 | //\r |
a308e058 | 574 | Status = DoStartupScript(ShellInfoObject.ImageDevPath, ShellInfoObject.FileDevPath);\r |
3c865f20 | 575 | }\r |
a405b86d | 576 | \r |
ca79c798 | 577 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit && !ShellCommandGetExit() && (PcdGet8(PcdShellSupportLevel) >= 3 || PcdGetBool(PcdShellForceConsole)) && !EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
a405b86d | 578 | //\r |
3c865f20 | 579 | // begin the UI waiting loop\r |
a405b86d | 580 | //\r |
3c865f20 | 581 | do {\r |
582 | //\r | |
583 | // clean out all the memory allocated for CONST <something> * return values\r | |
584 | // between each shell prompt presentation\r | |
585 | //\r | |
586 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
587 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
588 | }\r | |
589 | \r | |
590 | //\r | |
591 | // Reset page break back to default.\r | |
592 | //\r | |
593 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
81cd2f53 | 594 | ASSERT (ShellInfoObject.ConsoleInfo != NULL);\r |
3c865f20 | 595 | ShellInfoObject.ConsoleInfo->Enabled = TRUE;\r |
596 | ShellInfoObject.ConsoleInfo->RowCounter = 0;\r | |
597 | \r | |
8be0ba36 | 598 | //\r |
599 | // Reset the CTRL-C event (yes we ignore the return values)\r | |
600 | //\r | |
601 | Status = gBS->CheckEvent (ShellInfoObject.NewEfiShellProtocol->ExecutionBreak);\r | |
602 | \r | |
3c865f20 | 603 | //\r |
604 | // Display Prompt\r | |
605 | //\r | |
606 | Status = DoShellPrompt();\r | |
607 | } while (!ShellCommandGetExit());\r | |
608 | }\r | |
a49f6a2f | 609 | if (OldConIn != NULL && ConInHandle != NULL) {\r |
610 | CloseSimpleTextInOnFile (gST->ConIn);\r | |
611 | gST->ConIn = OldConIn;\r | |
612 | gST->ConsoleInHandle = ConInHandle;\r | |
613 | }\r | |
a405b86d | 614 | }\r |
615 | }\r | |
3c865f20 | 616 | \r |
0477054b | 617 | FreeResources:\r |
a405b86d | 618 | //\r |
619 | // uninstall protocols / free memory / etc...\r | |
620 | //\r | |
621 | if (ShellInfoObject.UserBreakTimer != NULL) {\r | |
622 | gBS->CloseEvent(ShellInfoObject.UserBreakTimer);\r | |
623 | DEBUG_CODE(ShellInfoObject.UserBreakTimer = NULL;);\r | |
624 | }\r | |
a405b86d | 625 | if (ShellInfoObject.ImageDevPath != NULL) {\r |
626 | FreePool(ShellInfoObject.ImageDevPath);\r | |
627 | DEBUG_CODE(ShellInfoObject.ImageDevPath = NULL;);\r | |
628 | }\r | |
629 | if (ShellInfoObject.FileDevPath != NULL) {\r | |
630 | FreePool(ShellInfoObject.FileDevPath);\r | |
631 | DEBUG_CODE(ShellInfoObject.FileDevPath = NULL;);\r | |
632 | }\r | |
633 | if (ShellInfoObject.NewShellParametersProtocol != NULL) {\r | |
634 | CleanUpShellParametersProtocol(ShellInfoObject.NewShellParametersProtocol);\r | |
635 | DEBUG_CODE(ShellInfoObject.NewShellParametersProtocol = NULL;);\r | |
636 | }\r | |
637 | if (ShellInfoObject.NewEfiShellProtocol != NULL){\r | |
8be0ba36 | 638 | if (ShellInfoObject.NewEfiShellProtocol->IsRootShell()){\r |
92670471 | 639 | InternalEfiShellSetEnv(L"cwd", NULL, TRUE);\r |
8be0ba36 | 640 | }\r |
a405b86d | 641 | CleanUpShellProtocol(ShellInfoObject.NewEfiShellProtocol);\r |
642 | DEBUG_CODE(ShellInfoObject.NewEfiShellProtocol = NULL;);\r | |
643 | }\r | |
644 | \r | |
645 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
646 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
647 | }\r | |
648 | \r | |
649 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)){\r | |
3c865f20 | 650 | ASSERT(FALSE); ///@todo finish this de-allocation.\r |
a405b86d | 651 | }\r |
652 | \r | |
653 | if (ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
654 | FreePool(ShellInfoObject.ShellInitSettings.FileName);\r | |
655 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileName = NULL;);\r | |
656 | }\r | |
657 | \r | |
658 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
659 | FreePool(ShellInfoObject.ShellInitSettings.FileOptions);\r | |
660 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileOptions = NULL;);\r | |
661 | }\r | |
662 | \r | |
663 | if (ShellInfoObject.HiiHandle != NULL) {\r | |
664 | HiiRemovePackages(ShellInfoObject.HiiHandle);\r | |
665 | DEBUG_CODE(ShellInfoObject.HiiHandle = NULL;);\r | |
666 | }\r | |
667 | \r | |
668 | if (!IsListEmpty(&ShellInfoObject.ViewingSettings.CommandHistory.Link)){\r | |
669 | FreeBufferList(&ShellInfoObject.ViewingSettings.CommandHistory);\r | |
670 | }\r | |
671 | \r | |
672 | ASSERT(ShellInfoObject.ConsoleInfo != NULL);\r | |
673 | if (ShellInfoObject.ConsoleInfo != NULL) {\r | |
674 | ConsoleLoggerUninstall(ShellInfoObject.ConsoleInfo);\r | |
675 | FreePool(ShellInfoObject.ConsoleInfo);\r | |
676 | DEBUG_CODE(ShellInfoObject.ConsoleInfo = NULL;);\r | |
677 | }\r | |
678 | \r | |
a308e058 RN |
679 | if (ShellCommandGetExit()) {\r |
680 | return ((EFI_STATUS)ShellCommandGetExitCode());\r | |
b6b22b13 | 681 | }\r |
a308e058 | 682 | return (Status);\r |
a405b86d | 683 | }\r |
684 | \r | |
685 | /**\r | |
686 | Sets all the alias' that were registered with the ShellCommandLib library.\r | |
687 | \r | |
688 | @retval EFI_SUCCESS all init commands were run sucessfully.\r | |
689 | **/\r | |
690 | EFI_STATUS\r | |
691 | EFIAPI\r | |
692 | SetBuiltInAlias(\r | |
693 | )\r | |
694 | {\r | |
695 | EFI_STATUS Status;\r | |
696 | CONST ALIAS_LIST *List;\r | |
697 | ALIAS_LIST *Node;\r | |
698 | \r | |
699 | //\r | |
700 | // Get all the commands we want to run\r | |
701 | //\r | |
702 | List = ShellCommandGetInitAliasList();\r | |
703 | \r | |
704 | //\r | |
705 | // for each command in the List\r | |
706 | //\r | |
707 | for ( Node = (ALIAS_LIST*)GetFirstNode(&List->Link)\r | |
708 | ; !IsNull (&List->Link, &Node->Link)\r | |
709 | ; Node = (ALIAS_LIST *)GetNextNode(&List->Link, &Node->Link)\r | |
710 | ){\r | |
711 | //\r | |
712 | // install the alias'\r | |
713 | //\r | |
714 | Status = InternalSetAlias(Node->CommandString, Node->Alias, TRUE);\r | |
715 | ASSERT_EFI_ERROR(Status);\r | |
716 | }\r | |
717 | return (EFI_SUCCESS);\r | |
718 | }\r | |
719 | \r | |
720 | /**\r | |
721 | Internal function to determine if 2 command names are really the same.\r | |
722 | \r | |
723 | @param[in] Command1 The pointer to the first command name.\r | |
724 | @param[in] Command2 The pointer to the second command name.\r | |
725 | \r | |
726 | @retval TRUE The 2 command names are the same.\r | |
727 | @retval FALSE The 2 command names are not the same.\r | |
728 | **/\r | |
729 | BOOLEAN\r | |
730 | EFIAPI\r | |
731 | IsCommand(\r | |
732 | IN CONST CHAR16 *Command1,\r | |
733 | IN CONST CHAR16 *Command2\r | |
734 | )\r | |
735 | {\r | |
736 | if (StringNoCaseCompare(&Command1, &Command2) == 0) {\r | |
737 | return (TRUE);\r | |
738 | }\r | |
739 | return (FALSE);\r | |
740 | }\r | |
741 | \r | |
742 | /**\r | |
743 | Internal function to determine if a command is a script only command.\r | |
744 | \r | |
745 | @param[in] CommandName The pointer to the command name.\r | |
746 | \r | |
747 | @retval TRUE The command is a script only command.\r | |
748 | @retval FALSE The command is not a script only command.\r | |
749 | **/\r | |
750 | BOOLEAN\r | |
751 | EFIAPI\r | |
752 | IsScriptOnlyCommand(\r | |
753 | IN CONST CHAR16 *CommandName\r | |
754 | )\r | |
755 | {\r | |
756 | if (IsCommand(CommandName, L"for")\r | |
757 | ||IsCommand(CommandName, L"endfor")\r | |
758 | ||IsCommand(CommandName, L"if")\r | |
759 | ||IsCommand(CommandName, L"else")\r | |
760 | ||IsCommand(CommandName, L"endif")\r | |
761 | ||IsCommand(CommandName, L"goto")) {\r | |
762 | return (TRUE);\r | |
763 | }\r | |
764 | return (FALSE);\r | |
765 | }\r | |
766 | \r | |
a405b86d | 767 | /**\r |
768 | This function will populate the 2 device path protocol parameters based on the\r | |
769 | global gImageHandle. The DevPath will point to the device path for the handle that has\r | |
770 | loaded image protocol installed on it. The FilePath will point to the device path\r | |
771 | for the file that was loaded.\r | |
772 | \r | |
4ff7e37b ED |
773 | @param[in, out] DevPath On a sucessful return the device path to the loaded image.\r |
774 | @param[in, out] FilePath On a sucessful return the device path to the file.\r | |
a405b86d | 775 | \r |
776 | @retval EFI_SUCCESS The 2 device paths were sucessfully returned.\r | |
777 | @retval other A error from gBS->HandleProtocol.\r | |
778 | \r | |
779 | @sa HandleProtocol\r | |
780 | **/\r | |
781 | EFI_STATUS\r | |
782 | EFIAPI\r | |
783 | GetDevicePathsForImageAndFile (\r | |
784 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPath,\r | |
785 | IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath\r | |
786 | )\r | |
787 | {\r | |
788 | EFI_STATUS Status;\r | |
789 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
790 | EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath;\r | |
791 | \r | |
792 | ASSERT(DevPath != NULL);\r | |
793 | ASSERT(FilePath != NULL);\r | |
794 | \r | |
795 | Status = gBS->OpenProtocol (\r | |
796 | gImageHandle,\r | |
797 | &gEfiLoadedImageProtocolGuid,\r | |
798 | (VOID**)&LoadedImage,\r | |
799 | gImageHandle,\r | |
800 | NULL,\r | |
801 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
802 | );\r | |
803 | if (!EFI_ERROR (Status)) {\r | |
804 | Status = gBS->OpenProtocol (\r | |
805 | LoadedImage->DeviceHandle,\r | |
806 | &gEfiDevicePathProtocolGuid,\r | |
807 | (VOID**)&ImageDevicePath,\r | |
808 | gImageHandle,\r | |
809 | NULL,\r | |
810 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
811 | );\r | |
812 | if (!EFI_ERROR (Status)) {\r | |
813 | *DevPath = DuplicateDevicePath (ImageDevicePath);\r | |
814 | *FilePath = DuplicateDevicePath (LoadedImage->FilePath);\r | |
a49f6a2f | 815 | gBS->CloseProtocol(\r |
816 | LoadedImage->DeviceHandle,\r | |
817 | &gEfiDevicePathProtocolGuid,\r | |
818 | gImageHandle,\r | |
819 | NULL);\r | |
a405b86d | 820 | }\r |
821 | gBS->CloseProtocol(\r | |
822 | gImageHandle,\r | |
823 | &gEfiLoadedImageProtocolGuid,\r | |
824 | gImageHandle,\r | |
825 | NULL);\r | |
826 | }\r | |
827 | return (Status);\r | |
828 | }\r | |
829 | \r | |
a405b86d | 830 | /**\r |
831 | Process all Uefi Shell 2.0 command line options.\r | |
832 | \r | |
833 | see Uefi Shell 2.0 section 3.2 for full details.\r | |
834 | \r | |
835 | the command line must resemble the following:\r | |
836 | \r | |
837 | shell.efi [ShellOpt-options] [options] [file-name [file-name-options]]\r | |
838 | \r | |
839 | ShellOpt-options Options which control the initialization behavior of the shell.\r | |
840 | These options are read from the EFI global variable "ShellOpt"\r | |
841 | and are processed before options or file-name.\r | |
842 | \r | |
843 | options Options which control the initialization behavior of the shell.\r | |
844 | \r | |
845 | file-name The name of a UEFI shell application or script to be executed\r | |
846 | after initialization is complete. By default, if file-name is\r | |
847 | specified, then -nostartup is implied. Scripts are not supported\r | |
848 | by level 0.\r | |
849 | \r | |
850 | file-name-options The command-line options that are passed to file-name when it\r | |
851 | is invoked.\r | |
852 | \r | |
853 | This will initialize the ShellInfoObject.ShellInitSettings global variable.\r | |
854 | \r | |
855 | @retval EFI_SUCCESS The variable is initialized.\r | |
856 | **/\r | |
857 | EFI_STATUS\r | |
858 | EFIAPI\r | |
859 | ProcessCommandLine(\r | |
860 | VOID\r | |
861 | )\r | |
862 | {\r | |
23385d63 BJ |
863 | UINTN Size;\r |
864 | UINTN LoopVar;\r | |
865 | CHAR16 *CurrentArg;\r | |
866 | CHAR16 *DelayValueStr;\r | |
867 | UINT64 DelayValue;\r | |
868 | EFI_STATUS Status;\r | |
869 | EFI_UNICODE_COLLATION_PROTOCOL *UnicodeCollation;\r | |
870 | \r | |
871 | // `file-name-options` will contain arguments to `file-name` that we don't\r | |
872 | // know about. This would cause ShellCommandLineParse to error, so we parse\r | |
873 | // arguments manually, ignoring those after the first thing that doesn't look\r | |
874 | // like a shell option (which is assumed to be `file-name`).\r | |
875 | \r | |
876 | Status = gBS->LocateProtocol (\r | |
877 | &gEfiUnicodeCollationProtocolGuid,\r | |
878 | NULL,\r | |
879 | (VOID **) &UnicodeCollation\r | |
880 | );\r | |
881 | if (EFI_ERROR (Status)) {\r | |
882 | return Status;\r | |
883 | }\r | |
884 | \r | |
885 | // Set default options\r | |
886 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = FALSE;\r | |
887 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = FALSE;\r | |
888 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = FALSE;\r | |
889 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = FALSE;\r | |
890 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = FALSE;\r | |
891 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = FALSE;\r | |
892 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = FALSE;\r | |
893 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = FALSE;\r | |
894 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = FALSE;\r | |
895 | ShellInfoObject.ShellInitSettings.Delay = 5;\r | |
896 | \r | |
e9d19a80 CP |
897 | //\r |
898 | // Start LoopVar at 0 to parse only optional arguments at Argv[0]\r | |
899 | // and parse other parameters from Argv[1]. This is for use case that\r | |
900 | // UEFI Shell boot option is created, and OptionalData is provided\r | |
901 | // that starts with shell command-line options.\r | |
902 | //\r | |
903 | for (LoopVar = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r | |
23385d63 BJ |
904 | CurrentArg = gEfiShellParametersProtocol->Argv[LoopVar];\r |
905 | if (UnicodeCollation->StriColl (\r | |
906 | UnicodeCollation,\r | |
907 | L"-startup",\r | |
908 | CurrentArg\r | |
909 | ) == 0) {\r | |
910 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = TRUE;\r | |
3c865f20 | 911 | }\r |
23385d63 BJ |
912 | else if (UnicodeCollation->StriColl (\r |
913 | UnicodeCollation,\r | |
914 | L"-nostartup",\r | |
915 | CurrentArg\r | |
916 | ) == 0) {\r | |
917 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = TRUE;\r | |
918 | }\r | |
919 | else if (UnicodeCollation->StriColl (\r | |
920 | UnicodeCollation,\r | |
921 | L"-noconsoleout",\r | |
922 | CurrentArg\r | |
923 | ) == 0) {\r | |
924 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = TRUE;\r | |
925 | }\r | |
926 | else if (UnicodeCollation->StriColl (\r | |
927 | UnicodeCollation,\r | |
928 | L"-noconsolein",\r | |
929 | CurrentArg\r | |
930 | ) == 0) {\r | |
931 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = TRUE;\r | |
932 | }\r | |
933 | else if (UnicodeCollation->StriColl (\r | |
934 | UnicodeCollation,\r | |
935 | L"-nointerrupt",\r | |
936 | CurrentArg\r | |
937 | ) == 0) {\r | |
938 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = TRUE;\r | |
939 | }\r | |
940 | else if (UnicodeCollation->StriColl (\r | |
941 | UnicodeCollation,\r | |
942 | L"-nomap",\r | |
943 | CurrentArg\r | |
944 | ) == 0) {\r | |
945 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = TRUE;\r | |
946 | }\r | |
947 | else if (UnicodeCollation->StriColl (\r | |
948 | UnicodeCollation,\r | |
949 | L"-noversion",\r | |
950 | CurrentArg\r | |
951 | ) == 0) {\r | |
952 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = TRUE;\r | |
953 | }\r | |
954 | else if (UnicodeCollation->StriColl (\r | |
955 | UnicodeCollation,\r | |
956 | L"-delay",\r | |
957 | CurrentArg\r | |
958 | ) == 0) {\r | |
959 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = TRUE;\r | |
960 | // Check for optional delay value following "-delay"\r | |
961 | DelayValueStr = gEfiShellParametersProtocol->Argv[LoopVar + 1];\r | |
962 | if (DelayValueStr != NULL){\r | |
963 | if (*DelayValueStr == L':') {\r | |
964 | DelayValueStr++;\r | |
965 | }\r | |
966 | if (!EFI_ERROR(ShellConvertStringToUint64 (\r | |
967 | DelayValueStr,\r | |
968 | &DelayValue,\r | |
969 | FALSE,\r | |
970 | FALSE\r | |
971 | ))) {\r | |
972 | ShellInfoObject.ShellInitSettings.Delay = (UINTN)DelayValue;\r | |
973 | LoopVar++;\r | |
974 | }\r | |
975 | }\r | |
976 | } else if (UnicodeCollation->StriColl (\r | |
977 | UnicodeCollation,\r | |
978 | L"-_exit",\r | |
979 | CurrentArg\r | |
980 | ) == 0) {\r | |
981 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = TRUE;\r | |
982 | } else if (StrnCmp (L"-", CurrentArg, 1) == 0) {\r | |
983 | // Unrecognised option\r | |
984 | ShellPrintHiiEx(-1, -1, NULL,\r | |
985 | STRING_TOKEN (STR_GEN_PROBLEM),\r | |
986 | ShellInfoObject.HiiHandle,\r | |
987 | CurrentArg\r | |
988 | );\r | |
989 | return EFI_INVALID_PARAMETER;\r | |
990 | } else {\r | |
e9d19a80 CP |
991 | //\r |
992 | // First argument should be Shell.efi image name\r | |
993 | //\r | |
994 | if (LoopVar == 0) {\r | |
995 | continue;\r | |
996 | }\r | |
997 | \r | |
7f79b01e | 998 | ShellInfoObject.ShellInitSettings.FileName = AllocateCopyPool(StrSize(CurrentArg), CurrentArg);\r |
23385d63 BJ |
999 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r |
1000 | return (EFI_OUT_OF_RESOURCES);\r | |
1001 | }\r | |
1002 | //\r | |
1003 | // We found `file-name`.\r | |
1004 | //\r | |
1005 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = 1;\r | |
23385d63 BJ |
1006 | LoopVar++;\r |
1007 | \r | |
1008 | // Add `file-name-options`\r | |
ba71f790 | 1009 | for (Size = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r |
23385d63 BJ |
1010 | ASSERT((ShellInfoObject.ShellInitSettings.FileOptions == NULL && Size == 0) || (ShellInfoObject.ShellInitSettings.FileOptions != NULL));\r |
1011 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1012 | &Size,\r | |
1013 | L" ",\r | |
1014 | 0);\r | |
1015 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1016 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1017 | return (EFI_OUT_OF_RESOURCES);\r | |
1018 | }\r | |
1019 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1020 | &Size,\r | |
1021 | gEfiShellParametersProtocol->Argv[LoopVar],\r | |
1022 | 0);\r | |
1023 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1024 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1025 | return (EFI_OUT_OF_RESOURCES);\r | |
a405b86d | 1026 | }\r |
1027 | }\r | |
a405b86d | 1028 | }\r |
1029 | }\r | |
1030 | \r | |
23385d63 | 1031 | // "-nointerrupt" overrides "-delay"\r |
733f138d | 1032 | if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r |
1033 | ShellInfoObject.ShellInitSettings.Delay = 0;\r | |
a405b86d | 1034 | }\r |
a405b86d | 1035 | \r |
23385d63 | 1036 | return EFI_SUCCESS;\r |
a405b86d | 1037 | }\r |
1038 | \r | |
1039 | /**\r | |
1040 | Handles all interaction with the default startup script.\r | |
1041 | \r | |
1042 | this will check that the correct command line parameters were passed, handle the delay, and then start running the script.\r | |
1043 | \r | |
1044 | @param ImagePath the path to the image for shell. first place to look for the startup script\r | |
1045 | @param FilePath the path to the file for shell. second place to look for the startup script.\r | |
1046 | \r | |
1047 | @retval EFI_SUCCESS the variable is initialized.\r | |
1048 | **/\r | |
1049 | EFI_STATUS\r | |
1050 | EFIAPI\r | |
1051 | DoStartupScript(\r | |
a308e058 RN |
1052 | IN EFI_DEVICE_PATH_PROTOCOL *ImagePath,\r |
1053 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
a405b86d | 1054 | )\r |
1055 | {\r | |
1056 | EFI_STATUS Status;\r | |
1057 | UINTN Delay;\r | |
1058 | EFI_INPUT_KEY Key;\r | |
1059 | SHELL_FILE_HANDLE FileHandle;\r | |
1060 | EFI_DEVICE_PATH_PROTOCOL *NewPath;\r | |
1061 | EFI_DEVICE_PATH_PROTOCOL *NamePath;\r | |
1062 | CHAR16 *FileStringPath;\r | |
733f138d | 1063 | CHAR16 *TempSpot;\r |
a405b86d | 1064 | UINTN NewSize;\r |
733f138d | 1065 | CONST CHAR16 *MapName;\r |
a405b86d | 1066 | \r |
1067 | Key.UnicodeChar = CHAR_NULL;\r | |
1068 | Key.ScanCode = 0;\r | |
1069 | FileHandle = NULL;\r | |
1070 | \r | |
1071 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup && ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
1072 | //\r | |
1073 | // launch something else instead\r | |
1074 | //\r | |
1075 | NewSize = StrSize(ShellInfoObject.ShellInitSettings.FileName);\r | |
1076 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
1077 | NewSize += StrSize(ShellInfoObject.ShellInitSettings.FileOptions) + sizeof(CHAR16);\r | |
1078 | }\r | |
1079 | FileStringPath = AllocateZeroPool(NewSize);\r | |
3c865f20 | 1080 | if (FileStringPath == NULL) {\r |
1081 | return (EFI_OUT_OF_RESOURCES);\r | |
1082 | }\r | |
7f79b01e | 1083 | StrnCpy(FileStringPath, ShellInfoObject.ShellInitSettings.FileName, NewSize/sizeof(CHAR16) -1);\r |
a405b86d | 1084 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r |
7f79b01e JC |
1085 | StrnCat(FileStringPath, L" ", NewSize/sizeof(CHAR16) - StrLen(FileStringPath) -1);\r |
1086 | StrnCat(FileStringPath, ShellInfoObject.ShellInitSettings.FileOptions, NewSize/sizeof(CHAR16) - StrLen(FileStringPath) -1);\r | |
a405b86d | 1087 | }\r |
a308e058 | 1088 | Status = RunCommand(FileStringPath);\r |
a405b86d | 1089 | FreePool(FileStringPath);\r |
1090 | return (Status);\r | |
1091 | \r | |
1092 | }\r | |
1093 | \r | |
1094 | //\r | |
1095 | // for shell level 0 we do no scripts\r | |
1096 | // Without the Startup bit overriding we allow for nostartup to prevent scripts\r | |
1097 | //\r | |
1098 | if ( (PcdGet8(PcdShellSupportLevel) < 1)\r | |
1099 | || (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup)\r | |
1100 | ){\r | |
1101 | return (EFI_SUCCESS);\r | |
1102 | }\r | |
1103 | \r | |
5559a41a | 1104 | gST->ConOut->EnableCursor(gST->ConOut, FALSE);\r |
a405b86d | 1105 | //\r |
1106 | // print out our warning and see if they press a key\r | |
1107 | //\r | |
284e034f | 1108 | for ( Status = EFI_UNSUPPORTED, Delay = ShellInfoObject.ShellInitSettings.Delay\r |
733f138d | 1109 | ; Delay != 0 && EFI_ERROR(Status)\r |
a405b86d | 1110 | ; Delay--\r |
1111 | ){\r | |
284e034f CP |
1112 | ShellPrintHiiEx(0, gST->ConOut->Mode->CursorRow, NULL, STRING_TOKEN (STR_SHELL_STARTUP_QUESTION), ShellInfoObject.HiiHandle, Delay);\r |
1113 | gBS->Stall (1000000);\r | |
733f138d | 1114 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
1115 | Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
1116 | }\r | |
a405b86d | 1117 | }\r |
1118 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CRLF), ShellInfoObject.HiiHandle);\r | |
5559a41a | 1119 | gST->ConOut->EnableCursor(gST->ConOut, TRUE);\r |
a405b86d | 1120 | \r |
1121 | //\r | |
1122 | // ESC was pressed\r | |
1123 | //\r | |
1124 | if (Status == EFI_SUCCESS && Key.UnicodeChar == 0 && Key.ScanCode == SCAN_ESC) {\r | |
1125 | return (EFI_SUCCESS);\r | |
1126 | }\r | |
1127 | \r | |
a405b86d | 1128 | //\r |
733f138d | 1129 | // Try the first location (must be file system)\r |
a405b86d | 1130 | //\r |
733f138d | 1131 | MapName = ShellInfoObject.NewEfiShellProtocol->GetMapFromDevicePath(&ImagePath);\r |
1132 | if (MapName != NULL) {\r | |
1133 | FileStringPath = NULL;\r | |
1134 | NewSize = 0;\r | |
1135 | FileStringPath = StrnCatGrow(&FileStringPath, &NewSize, MapName, 0);\r | |
532691c8 | 1136 | if (FileStringPath == NULL) {\r |
1137 | Status = EFI_OUT_OF_RESOURCES;\r | |
1138 | } else {\r | |
1139 | TempSpot = StrStr(FileStringPath, L";");\r | |
1140 | if (TempSpot != NULL) {\r | |
1141 | *TempSpot = CHAR_NULL;\r | |
1142 | }\r | |
1143 | FileStringPath = StrnCatGrow(&FileStringPath, &NewSize, ((FILEPATH_DEVICE_PATH*)FilePath)->PathName, 0);\r | |
1144 | PathRemoveLastItem(FileStringPath);\r | |
1145 | FileStringPath = StrnCatGrow(&FileStringPath, &NewSize, mStartupScript, 0);\r | |
1146 | Status = ShellInfoObject.NewEfiShellProtocol->OpenFileByName(FileStringPath, &FileHandle, EFI_FILE_MODE_READ);\r | |
1147 | FreePool(FileStringPath);\r | |
733f138d | 1148 | }\r |
733f138d | 1149 | }\r |
a405b86d | 1150 | if (EFI_ERROR(Status)) {\r |
733f138d | 1151 | NamePath = FileDevicePath (NULL, mStartupScript);\r |
1152 | NewPath = AppendDevicePathNode (ImagePath, NamePath);\r | |
1153 | FreePool(NamePath);\r | |
1154 | \r | |
a405b86d | 1155 | //\r |
733f138d | 1156 | // Try the location\r |
a405b86d | 1157 | //\r |
a405b86d | 1158 | Status = InternalOpenFileDevicePath(NewPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r |
733f138d | 1159 | FreePool(NewPath);\r |
a405b86d | 1160 | }\r |
a405b86d | 1161 | //\r |
1162 | // If we got a file, run it\r | |
1163 | //\r | |
733f138d | 1164 | if (!EFI_ERROR(Status) && FileHandle != NULL) {\r |
a308e058 | 1165 | Status = RunScriptFile (mStartupScript, FileHandle, L"", ShellInfoObject.NewShellParametersProtocol);\r |
a405b86d | 1166 | ShellInfoObject.NewEfiShellProtocol->CloseFile(FileHandle);\r |
1167 | } else {\r | |
3c865f20 | 1168 | FileStringPath = ShellFindFilePath(mStartupScript);\r |
1169 | if (FileStringPath == NULL) {\r | |
1170 | //\r | |
1171 | // we return success since we dont need to have a startup script\r | |
1172 | //\r | |
1173 | Status = EFI_SUCCESS;\r | |
1174 | ASSERT(FileHandle == NULL);\r | |
1175 | } else {\r | |
a308e058 | 1176 | Status = RunScriptFile(FileStringPath, NULL, L"", ShellInfoObject.NewShellParametersProtocol);\r |
3c865f20 | 1177 | FreePool(FileStringPath);\r |
1178 | }\r | |
a405b86d | 1179 | }\r |
1180 | \r | |
a405b86d | 1181 | \r |
1182 | return (Status);\r | |
1183 | }\r | |
1184 | \r | |
1185 | /**\r | |
1186 | Function to perform the shell prompt looping. It will do a single prompt,\r | |
1187 | dispatch the result, and then return. It is expected that the caller will\r | |
1188 | call this function in a loop many times.\r | |
1189 | \r | |
1190 | @retval EFI_SUCCESS\r | |
1191 | @retval RETURN_ABORTED\r | |
1192 | **/\r | |
1193 | EFI_STATUS\r | |
1194 | EFIAPI\r | |
1195 | DoShellPrompt (\r | |
1196 | VOID\r | |
1197 | )\r | |
1198 | {\r | |
1199 | UINTN Column;\r | |
1200 | UINTN Row;\r | |
1201 | CHAR16 *CmdLine;\r | |
1202 | CONST CHAR16 *CurDir;\r | |
1203 | UINTN BufferSize;\r | |
1204 | EFI_STATUS Status;\r | |
1205 | \r | |
1206 | CurDir = NULL;\r | |
1207 | \r | |
1208 | //\r | |
1209 | // Get screen setting to decide size of the command line buffer\r | |
1210 | //\r | |
1211 | gST->ConOut->QueryMode (gST->ConOut, gST->ConOut->Mode->Mode, &Column, &Row);\r | |
1212 | BufferSize = Column * Row * sizeof (CHAR16);\r | |
1213 | CmdLine = AllocateZeroPool (BufferSize);\r | |
1214 | if (CmdLine == NULL) {\r | |
1215 | return EFI_OUT_OF_RESOURCES;\r | |
1216 | }\r | |
1217 | \r | |
1218 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
1219 | \r | |
1220 | //\r | |
1221 | // Prompt for input\r | |
1222 | //\r | |
1223 | gST->ConOut->SetCursorPosition (gST->ConOut, 0, gST->ConOut->Mode->CursorRow);\r | |
1224 | \r | |
1225 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
1226 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
1227 | } else {\r | |
1228 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
1229 | }\r | |
1230 | \r | |
1231 | //\r | |
1232 | // Read a line from the console\r | |
1233 | //\r | |
1234 | Status = ShellInfoObject.NewEfiShellProtocol->ReadFile(ShellInfoObject.NewShellParametersProtocol->StdIn, &BufferSize, CmdLine);\r | |
1235 | \r | |
1236 | //\r | |
1237 | // Null terminate the string and parse it\r | |
1238 | //\r | |
1239 | if (!EFI_ERROR (Status)) {\r | |
1240 | CmdLine[BufferSize / sizeof (CHAR16)] = CHAR_NULL;\r | |
a308e058 | 1241 | Status = RunCommand(CmdLine);\r |
4922715d | 1242 | }\r |
a405b86d | 1243 | \r |
1244 | //\r | |
1245 | // Done with this command\r | |
1246 | //\r | |
1247 | FreePool (CmdLine);\r | |
1248 | return Status;\r | |
1249 | }\r | |
1250 | \r | |
1251 | /**\r | |
1252 | Add a buffer to the Buffer To Free List for safely returning buffers to other\r | |
1253 | places without risking letting them modify internal shell information.\r | |
1254 | \r | |
1255 | @param Buffer Something to pass to FreePool when the shell is exiting.\r | |
1256 | **/\r | |
1257 | VOID*\r | |
1258 | EFIAPI\r | |
1259 | AddBufferToFreeList(\r | |
1260 | VOID *Buffer\r | |
1261 | )\r | |
1262 | {\r | |
1263 | BUFFER_LIST *BufferListEntry;\r | |
1264 | \r | |
1265 | if (Buffer == NULL) {\r | |
1266 | return (NULL);\r | |
1267 | }\r | |
1268 | \r | |
1269 | BufferListEntry = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
1270 | ASSERT(BufferListEntry != NULL);\r | |
1271 | BufferListEntry->Buffer = Buffer;\r | |
1272 | InsertTailList(&ShellInfoObject.BufferToFreeList.Link, &BufferListEntry->Link);\r | |
1273 | return (Buffer);\r | |
1274 | }\r | |
1275 | \r | |
1276 | /**\r | |
1277 | Add a buffer to the Line History List\r | |
1278 | \r | |
1279 | @param Buffer The line buffer to add.\r | |
1280 | **/\r | |
1281 | VOID\r | |
1282 | EFIAPI\r | |
1283 | AddLineToCommandHistory(\r | |
1284 | IN CONST CHAR16 *Buffer\r | |
1285 | )\r | |
1286 | {\r | |
1287 | BUFFER_LIST *Node;\r | |
1288 | \r | |
1289 | Node = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
1290 | ASSERT(Node != NULL);\r | |
7f79b01e | 1291 | Node->Buffer = AllocateCopyPool(StrSize(Buffer), Buffer);\r |
a405b86d | 1292 | ASSERT(Node->Buffer != NULL);\r |
a405b86d | 1293 | \r |
1294 | InsertTailList(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Node->Link);\r | |
1295 | }\r | |
1296 | \r | |
1297 | /**\r | |
1298 | Checks if a string is an alias for another command. If yes, then it replaces the alias name\r | |
1299 | with the correct command name.\r | |
1300 | \r | |
4ff7e37b ED |
1301 | @param[in, out] CommandString Upon entry the potential alias. Upon return the\r |
1302 | command name if it was an alias. If it was not\r | |
1303 | an alias it will be unchanged. This function may\r | |
1304 | change the buffer to fit the command name.\r | |
a405b86d | 1305 | \r |
1306 | @retval EFI_SUCCESS The name was changed.\r | |
1307 | @retval EFI_SUCCESS The name was not an alias.\r | |
1308 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1309 | **/\r | |
1310 | EFI_STATUS\r | |
1311 | EFIAPI\r | |
1312 | ShellConvertAlias(\r | |
1313 | IN OUT CHAR16 **CommandString\r | |
1314 | )\r | |
1315 | {\r | |
1316 | CONST CHAR16 *NewString;\r | |
1317 | \r | |
1318 | NewString = ShellInfoObject.NewEfiShellProtocol->GetAlias(*CommandString, NULL);\r | |
1319 | if (NewString == NULL) {\r | |
1320 | return (EFI_SUCCESS);\r | |
1321 | }\r | |
1322 | FreePool(*CommandString);\r | |
7f79b01e | 1323 | *CommandString = AllocateCopyPool(StrSize(NewString), NewString);\r |
a405b86d | 1324 | if (*CommandString == NULL) {\r |
1325 | return (EFI_OUT_OF_RESOURCES);\r | |
1326 | }\r | |
a405b86d | 1327 | return (EFI_SUCCESS);\r |
1328 | }\r | |
1329 | \r | |
d5b5440b JC |
1330 | /**\r |
1331 | This function will eliminate unreplaced (and therefore non-found) environment variables.\r | |
1332 | \r | |
1333 | @param[in,out] CmdLine The command line to update.\r | |
1334 | **/\r | |
1335 | EFI_STATUS\r | |
1336 | EFIAPI\r | |
1337 | StripUnreplacedEnvironmentVariables(\r | |
1338 | IN OUT CHAR16 *CmdLine\r | |
1339 | )\r | |
1340 | {\r | |
1341 | CHAR16 *FirstPercent;\r | |
1342 | CHAR16 *FirstQuote;\r | |
1343 | CHAR16 *SecondPercent;\r | |
1344 | CHAR16 *SecondQuote;\r | |
1345 | CHAR16 *CurrentLocator;\r | |
1346 | \r | |
1347 | for (CurrentLocator = CmdLine ; CurrentLocator != NULL ; ) {\r | |
a95cf8f0 JC |
1348 | FirstQuote = FindNextInstance(CurrentLocator, L"\"", TRUE);\r |
1349 | FirstPercent = FindNextInstance(CurrentLocator, L"%", TRUE);\r | |
1350 | SecondPercent = FirstPercent!=NULL?FindNextInstance(FirstPercent+1, L"%", TRUE):NULL;\r | |
d5b5440b JC |
1351 | if (FirstPercent == NULL || SecondPercent == NULL) {\r |
1352 | //\r | |
1353 | // If we ever dont have 2 % we are done.\r | |
1354 | //\r | |
1355 | break;\r | |
1356 | }\r | |
1357 | \r | |
fdd52bde | 1358 | if (FirstQuote!= NULL && FirstQuote < FirstPercent) {\r |
a95cf8f0 | 1359 | SecondQuote = FindNextInstance(FirstQuote+1, L"\"", TRUE);\r |
d5b5440b JC |
1360 | //\r |
1361 | // Quote is first found\r | |
1362 | //\r | |
a95cf8f0 | 1363 | \r |
d5b5440b JC |
1364 | if (SecondQuote < FirstPercent) {\r |
1365 | //\r | |
1366 | // restart after the pair of "\r | |
1367 | //\r | |
1368 | CurrentLocator = SecondQuote + 1;\r | |
1369 | } else /* FirstPercent < SecondQuote */{\r | |
1370 | //\r | |
1371 | // Restart on the first percent\r | |
1372 | //\r | |
1373 | CurrentLocator = FirstPercent;\r | |
1374 | }\r | |
1375 | continue;\r | |
1376 | }\r | |
fdd52bde | 1377 | \r |
a95cf8f0 | 1378 | if (FirstQuote == NULL || *FirstQuote == CHAR_NULL || SecondPercent < FirstQuote) {\r |
42435671 QS |
1379 | if (IsValidEnvironmentVariableName(FirstPercent, SecondPercent)) {\r |
1380 | //\r | |
1381 | // We need to remove from FirstPercent to SecondPercent\r | |
1382 | //\r | |
1383 | CopyMem(FirstPercent, SecondPercent + 1, StrSize(SecondPercent + 1));\r | |
1384 | //\r | |
1385 | // dont need to update the locator. both % characters are gone.\r | |
1386 | //\r | |
1387 | } else {\r | |
1388 | CurrentLocator = SecondPercent + 1;\r | |
1389 | }\r | |
d5b5440b JC |
1390 | continue;\r |
1391 | }\r | |
d5b5440b JC |
1392 | CurrentLocator = FirstQuote;\r |
1393 | }\r | |
1394 | return (EFI_SUCCESS);\r | |
1395 | }\r | |
1396 | \r | |
a405b86d | 1397 | /**\r |
1398 | Function allocates a new command line and replaces all instances of environment\r | |
1399 | variable names that are correctly preset to their values.\r | |
1400 | \r | |
1401 | If the return value is not NULL the memory must be caller freed.\r | |
1402 | \r | |
1403 | @param[in] OriginalCommandLine The original command line\r | |
1404 | \r | |
1405 | @retval NULL An error ocurred.\r | |
1406 | @return The new command line with no environment variables present.\r | |
1407 | **/\r | |
1408 | CHAR16*\r | |
1409 | EFIAPI\r | |
1410 | ShellConvertVariables (\r | |
1411 | IN CONST CHAR16 *OriginalCommandLine\r | |
1412 | )\r | |
1413 | {\r | |
1414 | CONST CHAR16 *MasterEnvList;\r | |
1415 | UINTN NewSize;\r | |
1416 | CHAR16 *NewCommandLine1;\r | |
1417 | CHAR16 *NewCommandLine2;\r | |
1418 | CHAR16 *Temp;\r | |
1419 | UINTN ItemSize;\r | |
1420 | CHAR16 *ItemTemp;\r | |
1421 | SCRIPT_FILE *CurrentScriptFile;\r | |
1422 | ALIAS_LIST *AliasListNode;\r | |
1423 | \r | |
1424 | ASSERT(OriginalCommandLine != NULL);\r | |
1425 | \r | |
1426 | ItemSize = 0;\r | |
1427 | NewSize = StrSize(OriginalCommandLine);\r | |
1428 | CurrentScriptFile = ShellCommandGetCurrentScriptFile();\r | |
1429 | Temp = NULL;\r | |
1430 | \r | |
1431 | ///@todo update this to handle the %0 - %9 for scripting only (borrow from line 1256 area) ? ? ?\r | |
1432 | \r | |
1433 | //\r | |
1434 | // calculate the size required for the post-conversion string...\r | |
1435 | //\r | |
1436 | if (CurrentScriptFile != NULL) {\r | |
1437 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1438 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1439 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1440 | ){\r | |
1441 | for (Temp = StrStr(OriginalCommandLine, AliasListNode->Alias)\r | |
1442 | ; Temp != NULL\r | |
1443 | ; Temp = StrStr(Temp+1, AliasListNode->Alias)\r | |
1444 | ){\r | |
1445 | //\r | |
1446 | // we need a preceeding and if there is space no ^ preceeding (if no space ignore)\r | |
1447 | //\r | |
1448 | if ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2)) {\r | |
1449 | NewSize += StrSize(AliasListNode->CommandString);\r | |
1450 | }\r | |
1451 | }\r | |
1452 | }\r | |
1453 | }\r | |
1454 | \r | |
1455 | for (MasterEnvList = EfiShellGetEnv(NULL)\r | |
1456 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL //&& *(MasterEnvList+1) != CHAR_NULL\r | |
1457 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r | |
1458 | ){\r | |
1459 | if (StrSize(MasterEnvList) > ItemSize) {\r | |
1460 | ItemSize = StrSize(MasterEnvList);\r | |
1461 | }\r | |
1462 | for (Temp = StrStr(OriginalCommandLine, MasterEnvList)\r | |
1463 | ; Temp != NULL\r | |
1464 | ; Temp = StrStr(Temp+1, MasterEnvList)\r | |
1465 | ){\r | |
1466 | //\r | |
1467 | // we need a preceeding and following % and if there is space no ^ preceeding (if no space ignore)\r | |
1468 | //\r | |
1469 | if (*(Temp-1) == L'%' && *(Temp+StrLen(MasterEnvList)) == L'%' &&\r | |
1470 | ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2))) {\r | |
1471 | NewSize+=StrSize(EfiShellGetEnv(MasterEnvList));\r | |
1472 | }\r | |
1473 | }\r | |
1474 | }\r | |
1475 | \r | |
a405b86d | 1476 | //\r |
1477 | // now do the replacements...\r | |
1478 | //\r | |
7f79b01e | 1479 | NewCommandLine1 = AllocateCopyPool(NewSize, OriginalCommandLine);\r |
a405b86d | 1480 | NewCommandLine2 = AllocateZeroPool(NewSize);\r |
1481 | ItemTemp = AllocateZeroPool(ItemSize+(2*sizeof(CHAR16)));\r | |
3c865f20 | 1482 | if (NewCommandLine1 == NULL || NewCommandLine2 == NULL || ItemTemp == NULL) {\r |
1483 | SHELL_FREE_NON_NULL(NewCommandLine1);\r | |
1484 | SHELL_FREE_NON_NULL(NewCommandLine2);\r | |
1485 | SHELL_FREE_NON_NULL(ItemTemp);\r | |
1486 | return (NULL);\r | |
1487 | }\r | |
a405b86d | 1488 | for (MasterEnvList = EfiShellGetEnv(NULL)\r |
7f79b01e | 1489 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL\r |
a405b86d | 1490 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r |
1491 | ){\r | |
cc72674b | 1492 | StrnCpy(ItemTemp, L"%", ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16))-1);\r |
7f79b01e JC |
1493 | StrnCat(ItemTemp, MasterEnvList, ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16))-1 - StrLen(ItemTemp));\r |
1494 | StrnCat(ItemTemp, L"%", ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16))-1 - StrLen(ItemTemp));\r | |
a405b86d | 1495 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, ItemTemp, EfiShellGetEnv(MasterEnvList), TRUE, FALSE);\r |
7f79b01e | 1496 | StrnCpy(NewCommandLine1, NewCommandLine2, NewSize/sizeof(CHAR16)-1);\r |
a405b86d | 1497 | }\r |
1498 | if (CurrentScriptFile != NULL) {\r | |
1499 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1500 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1501 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1502 | ){\r | |
1503 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, AliasListNode->Alias, AliasListNode->CommandString, TRUE, FALSE);\r | |
7f79b01e | 1504 | StrnCpy(NewCommandLine1, NewCommandLine2, NewSize/sizeof(CHAR16)-1);\r |
a405b86d | 1505 | }\r |
1506 | }\r | |
1507 | \r | |
fdd52bde JC |
1508 | //\r |
1509 | // Remove non-existant environment variables\r | |
1510 | //\r | |
1511 | StripUnreplacedEnvironmentVariables(NewCommandLine1);\r | |
1512 | \r | |
df07baea JC |
1513 | //\r |
1514 | // Now cleanup any straggler intentionally ignored "%" characters\r | |
1515 | //\r | |
1516 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, L"^%", L"%", TRUE, FALSE);\r | |
7f79b01e | 1517 | StrnCpy(NewCommandLine1, NewCommandLine2, NewSize/sizeof(CHAR16)-1);\r |
df07baea | 1518 | \r |
a405b86d | 1519 | FreePool(NewCommandLine2);\r |
1520 | FreePool(ItemTemp);\r | |
1521 | \r | |
1522 | return (NewCommandLine1);\r | |
1523 | }\r | |
1524 | \r | |
1525 | /**\r | |
1526 | Internal function to run a command line with pipe usage.\r | |
1527 | \r | |
1528 | @param[in] CmdLine The pointer to the command line.\r | |
1529 | @param[in] StdIn The pointer to the Standard input.\r | |
1530 | @param[in] StdOut The pointer to the Standard output.\r | |
1531 | \r | |
1532 | @retval EFI_SUCCESS The split command is executed successfully.\r | |
1533 | @retval other Some error occurs when executing the split command.\r | |
1534 | **/\r | |
1535 | EFI_STATUS\r | |
1536 | EFIAPI\r | |
1537 | RunSplitCommand(\r | |
1538 | IN CONST CHAR16 *CmdLine,\r | |
1539 | IN SHELL_FILE_HANDLE *StdIn,\r | |
a308e058 | 1540 | IN SHELL_FILE_HANDLE *StdOut\r |
a405b86d | 1541 | )\r |
1542 | {\r | |
1543 | EFI_STATUS Status;\r | |
1544 | CHAR16 *NextCommandLine;\r | |
1545 | CHAR16 *OurCommandLine;\r | |
1546 | UINTN Size1;\r | |
1547 | UINTN Size2;\r | |
1548 | SPLIT_LIST *Split;\r | |
1549 | SHELL_FILE_HANDLE *TempFileHandle;\r | |
1550 | BOOLEAN Unicode;\r | |
1551 | \r | |
1552 | ASSERT(StdOut == NULL);\r | |
1553 | \r | |
1554 | ASSERT(StrStr(CmdLine, L"|") != NULL);\r | |
1555 | \r | |
1556 | Status = EFI_SUCCESS;\r | |
1557 | NextCommandLine = NULL;\r | |
1558 | OurCommandLine = NULL;\r | |
1559 | Size1 = 0;\r | |
1560 | Size2 = 0;\r | |
1561 | \r | |
1562 | NextCommandLine = StrnCatGrow(&NextCommandLine, &Size1, StrStr(CmdLine, L"|")+1, 0);\r | |
1563 | OurCommandLine = StrnCatGrow(&OurCommandLine , &Size2, CmdLine , StrStr(CmdLine, L"|") - CmdLine);\r | |
532691c8 | 1564 | \r |
1565 | if (NextCommandLine == NULL || OurCommandLine == NULL) {\r | |
1566 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1567 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1568 | return (EFI_OUT_OF_RESOURCES);\r | |
19216573 | 1569 | } else if (StrStr(OurCommandLine, L"|") != NULL || Size1 == 0 || Size2 == 0) {\r |
1570 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1571 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1572 | return (EFI_INVALID_PARAMETER);\r | |
1573 | } else if (NextCommandLine[0] != CHAR_NULL &&\r | |
a405b86d | 1574 | NextCommandLine[0] == L'a' &&\r |
1575 | NextCommandLine[1] == L' '\r | |
1576 | ){\r | |
1577 | CopyMem(NextCommandLine, NextCommandLine+1, StrSize(NextCommandLine) - sizeof(NextCommandLine[0]));\r | |
1578 | Unicode = FALSE;\r | |
1579 | } else {\r | |
1580 | Unicode = TRUE;\r | |
1581 | }\r | |
1582 | \r | |
1583 | \r | |
1584 | //\r | |
1585 | // make a SPLIT_LIST item and add to list\r | |
1586 | //\r | |
1587 | Split = AllocateZeroPool(sizeof(SPLIT_LIST));\r | |
1588 | ASSERT(Split != NULL);\r | |
1589 | Split->SplitStdIn = StdIn;\r | |
1590 | Split->SplitStdOut = ConvertEfiFileProtocolToShellHandle(CreateFileInterfaceMem(Unicode), NULL);\r | |
1591 | ASSERT(Split->SplitStdOut != NULL);\r | |
1592 | InsertHeadList(&ShellInfoObject.SplitList.Link, &Split->Link);\r | |
1593 | \r | |
a308e058 | 1594 | Status = RunCommand(OurCommandLine);\r |
a405b86d | 1595 | \r |
1596 | //\r | |
1597 | // move the output from the first to the in to the second.\r | |
1598 | //\r | |
1599 | TempFileHandle = Split->SplitStdOut;\r | |
1600 | if (Split->SplitStdIn == StdIn) {\r | |
1601 | Split->SplitStdOut = NULL;\r | |
1602 | } else {\r | |
1603 | Split->SplitStdOut = Split->SplitStdIn;\r | |
1604 | }\r | |
1605 | Split->SplitStdIn = TempFileHandle;\r | |
1606 | ShellInfoObject.NewEfiShellProtocol->SetFilePosition(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn), 0);\r | |
1607 | \r | |
1608 | if (!EFI_ERROR(Status)) {\r | |
a308e058 | 1609 | Status = RunCommand(NextCommandLine);\r |
a405b86d | 1610 | }\r |
1611 | \r | |
1612 | //\r | |
1613 | // remove the top level from the ScriptList\r | |
1614 | //\r | |
1615 | ASSERT((SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link) == Split);\r | |
1616 | RemoveEntryList(&Split->Link);\r | |
1617 | \r | |
1618 | //\r | |
1619 | // Note that the original StdIn is now the StdOut...\r | |
1620 | //\r | |
1621 | if (Split->SplitStdOut != NULL && Split->SplitStdOut != StdIn) {\r | |
1622 | ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdOut));\r | |
1623 | }\r | |
1624 | if (Split->SplitStdIn != NULL) {\r | |
1625 | ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn));\r | |
1626 | }\r | |
1627 | \r | |
1628 | FreePool(Split);\r | |
1629 | FreePool(NextCommandLine);\r | |
1630 | FreePool(OurCommandLine);\r | |
1631 | \r | |
1632 | return (Status);\r | |
1633 | }\r | |
1634 | \r | |
1ef61d03 JC |
1635 | /**\r |
1636 | Take the original command line, substitute any variables, free \r | |
51429264 | 1637 | the original string, return the modified copy.\r |
1ef61d03 | 1638 | \r |
51429264 | 1639 | @param[in] CmdLine pointer to the command line to update.\r |
1ef61d03 | 1640 | \r |
51429264 SQ |
1641 | @retval EFI_SUCCESS the function was successful.\r |
1642 | @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r | |
1ef61d03 JC |
1643 | **/\r |
1644 | EFI_STATUS\r | |
1645 | EFIAPI\r | |
1646 | ShellSubstituteVariables(\r | |
1647 | IN CHAR16 **CmdLine\r | |
1648 | )\r | |
1649 | {\r | |
1650 | CHAR16 *NewCmdLine;\r | |
1651 | NewCmdLine = ShellConvertVariables(*CmdLine);\r | |
1652 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1653 | if (NewCmdLine == NULL) {\r | |
1654 | return (EFI_OUT_OF_RESOURCES);\r | |
1655 | }\r | |
1656 | *CmdLine = NewCmdLine;\r | |
1657 | return (EFI_SUCCESS);\r | |
1658 | }\r | |
1659 | \r | |
ca53c0af JC |
1660 | /**\r |
1661 | Take the original command line, substitute any alias in the first group of space delimited characters, free \r | |
51429264 | 1662 | the original string, return the modified copy.\r |
ca53c0af | 1663 | \r |
51429264 | 1664 | @param[in] CmdLine pointer to the command line to update.\r |
ca53c0af | 1665 | \r |
51429264 SQ |
1666 | @retval EFI_SUCCESS the function was successful.\r |
1667 | @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r | |
ca53c0af JC |
1668 | **/\r |
1669 | EFI_STATUS\r | |
1670 | EFIAPI\r | |
1671 | ShellSubstituteAliases(\r | |
1672 | IN CHAR16 **CmdLine\r | |
1673 | )\r | |
1674 | {\r | |
1675 | CHAR16 *NewCmdLine;\r | |
1676 | CHAR16 *CommandName;\r | |
1677 | EFI_STATUS Status;\r | |
1678 | UINTN PostAliasSize;\r | |
1679 | ASSERT(CmdLine != NULL);\r | |
1680 | ASSERT(*CmdLine!= NULL);\r | |
1681 | \r | |
1682 | \r | |
1683 | CommandName = NULL;\r | |
1684 | if (StrStr((*CmdLine), L" ") == NULL){\r | |
1685 | StrnCatGrow(&CommandName, NULL, (*CmdLine), 0);\r | |
1686 | } else {\r | |
1687 | StrnCatGrow(&CommandName, NULL, (*CmdLine), StrStr((*CmdLine), L" ") - (*CmdLine));\r | |
1688 | }\r | |
1689 | \r | |
1690 | //\r | |
1691 | // This cannot happen 'inline' since the CmdLine can need extra space.\r | |
1692 | //\r | |
1693 | NewCmdLine = NULL;\r | |
1694 | if (!ShellCommandIsCommandOnList(CommandName)) {\r | |
1695 | //\r | |
1696 | // Convert via alias\r | |
1697 | //\r | |
1698 | Status = ShellConvertAlias(&CommandName);\r | |
1699 | if (EFI_ERROR(Status)){\r | |
1700 | return (Status);\r | |
1701 | }\r | |
1702 | PostAliasSize = 0;\r | |
1703 | NewCmdLine = StrnCatGrow(&NewCmdLine, &PostAliasSize, CommandName, 0);\r | |
1704 | if (NewCmdLine == NULL) {\r | |
1705 | SHELL_FREE_NON_NULL(CommandName);\r | |
1706 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1707 | return (EFI_OUT_OF_RESOURCES);\r | |
1708 | }\r | |
1709 | NewCmdLine = StrnCatGrow(&NewCmdLine, &PostAliasSize, StrStr((*CmdLine), L" "), 0);\r | |
1710 | if (NewCmdLine == NULL) {\r | |
1711 | SHELL_FREE_NON_NULL(CommandName);\r | |
1712 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1713 | return (EFI_OUT_OF_RESOURCES);\r | |
1714 | }\r | |
1715 | } else {\r | |
1716 | NewCmdLine = StrnCatGrow(&NewCmdLine, NULL, (*CmdLine), 0);\r | |
1717 | }\r | |
1718 | \r | |
1719 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1720 | SHELL_FREE_NON_NULL(CommandName);\r | |
1721 | \r | |
1722 | //\r | |
1723 | // re-assign the passed in double pointer to point to our newly allocated buffer\r | |
1724 | //\r | |
1725 | *CmdLine = NewCmdLine;\r | |
1726 | \r | |
1727 | return (EFI_SUCCESS);\r | |
1728 | }\r | |
1729 | \r | |
6ba2921d JC |
1730 | /**\r |
1731 | Takes the Argv[0] part of the command line and determine the meaning of it.\r | |
e7831c90 | 1732 | \r |
51429264 | 1733 | @param[in] CmdName pointer to the command line to update.\r |
e7831c90 | 1734 | \r |
51429264 SQ |
1735 | @retval Internal_Command The name is an internal command.\r |
1736 | @retval File_Sys_Change the name is a file system change.\r | |
1737 | @retval Script_File_Name the name is a NSH script file.\r | |
1738 | @retval Unknown_Invalid the name is unknown.\r | |
1739 | @retval Efi_Application the name is an application (.EFI).\r | |
6ba2921d JC |
1740 | **/\r |
1741 | SHELL_OPERATION_TYPES\r | |
1742 | EFIAPI\r | |
1743 | GetOperationType(\r | |
1744 | IN CONST CHAR16 *CmdName\r | |
1745 | )\r | |
1746 | {\r | |
1747 | CHAR16* FileWithPath;\r | |
1748 | CONST CHAR16* TempLocation;\r | |
1749 | CONST CHAR16* TempLocation2;\r | |
1750 | \r | |
1751 | FileWithPath = NULL;\r | |
1752 | //\r | |
1753 | // test for an internal command.\r | |
1754 | //\r | |
1755 | if (ShellCommandIsCommandOnList(CmdName)) {\r | |
51429264 | 1756 | return (Internal_Command);\r |
6ba2921d JC |
1757 | }\r |
1758 | \r | |
1759 | //\r | |
fc4c7b30 | 1760 | // Test for file system change request. anything ending with first : and cant have spaces.\r |
6ba2921d JC |
1761 | //\r |
1762 | if (CmdName[(StrLen(CmdName)-1)] == L':') {\r | |
fc4c7b30 JC |
1763 | if ( StrStr(CmdName, L" ") != NULL \r |
1764 | || StrLen(StrStr(CmdName, L":")) > 1\r | |
1765 | ) {\r | |
51429264 | 1766 | return (Unknown_Invalid);\r |
6ba2921d | 1767 | }\r |
51429264 | 1768 | return (File_Sys_Change);\r |
6ba2921d JC |
1769 | }\r |
1770 | \r | |
1771 | //\r | |
1772 | // Test for a file\r | |
1773 | //\r | |
1774 | if ((FileWithPath = ShellFindFilePathEx(CmdName, mExecutableExtensions)) != NULL) {\r | |
1775 | //\r | |
1776 | // See if that file has a script file extension\r | |
1777 | //\r | |
1778 | if (StrLen(FileWithPath) > 4) {\r | |
1779 | TempLocation = FileWithPath+StrLen(FileWithPath)-4;\r | |
1780 | TempLocation2 = mScriptExtension;\r | |
1781 | if (StringNoCaseCompare((VOID*)(&TempLocation), (VOID*)(&TempLocation2)) == 0) {\r | |
1782 | SHELL_FREE_NON_NULL(FileWithPath);\r | |
51429264 | 1783 | return (Script_File_Name);\r |
6ba2921d JC |
1784 | }\r |
1785 | }\r | |
1786 | \r | |
1787 | //\r | |
1788 | // Was a file, but not a script. we treat this as an application.\r | |
1789 | //\r | |
1790 | SHELL_FREE_NON_NULL(FileWithPath);\r | |
51429264 | 1791 | return (Efi_Application);\r |
6ba2921d JC |
1792 | }\r |
1793 | \r | |
1794 | SHELL_FREE_NON_NULL(FileWithPath);\r | |
1795 | //\r | |
1796 | // No clue what this is... return invalid flag...\r | |
1797 | //\r | |
51429264 | 1798 | return (Unknown_Invalid);\r |
6ba2921d JC |
1799 | }\r |
1800 | \r | |
de4ebdcf SQ |
1801 | /**\r |
1802 | Determine if the first item in a command line is valid.\r | |
1803 | \r | |
1804 | @param[in] CmdLine The command line to parse.\r | |
1805 | \r | |
1806 | @retval EFI_SUCCESS The item is valid.\r | |
1807 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1808 | @retval EFI_NOT_FOUND The operation type is unknown or invalid.\r | |
1809 | **/\r | |
6bd64463 JC |
1810 | EFI_STATUS \r |
1811 | EFIAPI\r | |
1812 | IsValidSplit(\r | |
1813 | IN CONST CHAR16 *CmdLine\r | |
1814 | )\r | |
1815 | {\r | |
1816 | CHAR16 *Temp;\r | |
1817 | CHAR16 *FirstParameter;\r | |
1818 | CHAR16 *TempWalker;\r | |
1819 | EFI_STATUS Status;\r | |
1820 | \r | |
1821 | Temp = NULL;\r | |
1822 | \r | |
1823 | Temp = StrnCatGrow(&Temp, NULL, CmdLine, 0);\r | |
1824 | if (Temp == NULL) {\r | |
1825 | return (EFI_OUT_OF_RESOURCES);\r | |
1826 | }\r | |
1827 | \r | |
1828 | FirstParameter = StrStr(Temp, L"|");\r | |
1829 | if (FirstParameter != NULL) {\r | |
1830 | *FirstParameter = CHAR_NULL;\r | |
1831 | }\r | |
1832 | \r | |
1833 | FirstParameter = NULL;\r | |
1834 | \r | |
1835 | //\r | |
1836 | // Process the command line\r | |
1837 | //\r | |
1838 | Status = ProcessCommandLineToFinal(&Temp);\r | |
1839 | \r | |
1840 | if (!EFI_ERROR(Status)) {\r | |
1841 | FirstParameter = AllocateZeroPool(StrSize(CmdLine));\r | |
1842 | if (FirstParameter == NULL) {\r | |
1843 | SHELL_FREE_NON_NULL(Temp);\r | |
1844 | return (EFI_OUT_OF_RESOURCES);\r | |
1845 | }\r | |
1846 | TempWalker = (CHAR16*)Temp;\r | |
14030c5c JC |
1847 | if (!EFI_ERROR(GetNextParameter(&TempWalker, &FirstParameter, StrSize(CmdLine)))) {\r |
1848 | if (GetOperationType(FirstParameter) == Unknown_Invalid) {\r | |
1849 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
1850 | SetLastError(SHELL_NOT_FOUND);\r | |
1851 | Status = EFI_NOT_FOUND;\r | |
1852 | }\r | |
6bd64463 JC |
1853 | }\r |
1854 | }\r | |
1855 | \r | |
1856 | SHELL_FREE_NON_NULL(Temp);\r | |
1857 | SHELL_FREE_NON_NULL(FirstParameter);\r | |
1858 | return Status;\r | |
1859 | }\r | |
1860 | \r | |
1861 | /**\r | |
51429264 | 1862 | Determine if a command line contains with a split contains only valid commands.\r |
6bd64463 JC |
1863 | \r |
1864 | @param[in] CmdLine The command line to parse.\r | |
1865 | \r | |
1866 | @retval EFI_SUCCESS CmdLine has only valid commands, application, or has no split.\r | |
1867 | @retval EFI_ABORTED CmdLine has at least one invalid command or application.\r | |
1868 | **/\r | |
1869 | EFI_STATUS\r | |
1870 | EFIAPI\r | |
1871 | VerifySplit(\r | |
1872 | IN CONST CHAR16 *CmdLine\r | |
1873 | )\r | |
1874 | {\r | |
1875 | CONST CHAR16 *TempSpot;\r | |
1876 | EFI_STATUS Status;\r | |
1877 | \r | |
1878 | //\r | |
1879 | // Verify up to the pipe or end character\r | |
1880 | //\r | |
1881 | Status = IsValidSplit(CmdLine);\r | |
1882 | if (EFI_ERROR(Status)) {\r | |
1883 | return (Status);\r | |
1884 | }\r | |
1885 | \r | |
1886 | //\r | |
1887 | // If this was the only item, then get out\r | |
1888 | //\r | |
1889 | if (!ContainsSplit(CmdLine)) {\r | |
1890 | return (EFI_SUCCESS);\r | |
1891 | }\r | |
1892 | \r | |
1893 | //\r | |
1894 | // recurse to verify the next item\r | |
1895 | //\r | |
00534bc3 | 1896 | TempSpot = FindFirstCharacter(CmdLine, L"|", L'^') + 1;\r |
6bd64463 JC |
1897 | return (VerifySplit(TempSpot));\r |
1898 | }\r | |
1899 | \r | |
680db511 | 1900 | /**\r |
e7831c90 JC |
1901 | Process a split based operation.\r |
1902 | \r | |
a308e058 | 1903 | @param[in] CmdLine pointer to the command line to process\r |
e7831c90 JC |
1904 | \r |
1905 | @retval EFI_SUCCESS The operation was successful\r | |
1906 | @return an error occured.\r | |
680db511 JC |
1907 | **/\r |
1908 | EFI_STATUS\r | |
1909 | EFIAPI\r | |
1910 | ProcessNewSplitCommandLine(\r | |
a308e058 | 1911 | IN CONST CHAR16 *CmdLine\r |
680db511 JC |
1912 | )\r |
1913 | {\r | |
1914 | SPLIT_LIST *Split;\r | |
1915 | EFI_STATUS Status;\r | |
1916 | \r | |
6bd64463 JC |
1917 | Status = VerifySplit(CmdLine);\r |
1918 | if (EFI_ERROR(Status)) {\r | |
1919 | return (Status);\r | |
1920 | }\r | |
1921 | \r | |
680db511 JC |
1922 | Split = NULL;\r |
1923 | \r | |
1924 | //\r | |
1925 | // are we in an existing split???\r | |
1926 | //\r | |
1927 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)) {\r | |
1928 | Split = (SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link);\r | |
1929 | }\r | |
1930 | \r | |
1931 | if (Split == NULL) {\r | |
a308e058 | 1932 | Status = RunSplitCommand(CmdLine, NULL, NULL);\r |
680db511 | 1933 | } else {\r |
a308e058 | 1934 | Status = RunSplitCommand(CmdLine, Split->SplitStdIn, Split->SplitStdOut);\r |
680db511 JC |
1935 | }\r |
1936 | if (EFI_ERROR(Status)) {\r | |
1937 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_SPLIT), ShellInfoObject.HiiHandle, CmdLine);\r | |
1938 | }\r | |
1939 | return (Status);\r | |
1940 | }\r | |
daf70584 JC |
1941 | \r |
1942 | /**\r | |
51429264 | 1943 | Handle a request to change the current file system.\r |
daf70584 | 1944 | \r |
51429264 | 1945 | @param[in] CmdLine The passed in command line.\r |
daf70584 | 1946 | \r |
51429264 | 1947 | @retval EFI_SUCCESS The operation was successful.\r |
daf70584 JC |
1948 | **/\r |
1949 | EFI_STATUS\r | |
1950 | EFIAPI\r | |
1951 | ChangeMappedDrive(\r | |
1952 | IN CONST CHAR16 *CmdLine\r | |
1953 | )\r | |
1954 | {\r | |
1955 | EFI_STATUS Status;\r | |
1956 | Status = EFI_SUCCESS;\r | |
1957 | \r | |
1958 | //\r | |
1959 | // make sure we are the right operation\r | |
1960 | //\r | |
1961 | ASSERT(CmdLine[(StrLen(CmdLine)-1)] == L':' && StrStr(CmdLine, L" ") == NULL);\r | |
1962 | \r | |
1963 | //\r | |
1964 | // Call the protocol API to do the work\r | |
1965 | //\r | |
1966 | Status = ShellInfoObject.NewEfiShellProtocol->SetCurDir(NULL, CmdLine);\r | |
1967 | \r | |
1968 | //\r | |
1969 | // Report any errors\r | |
1970 | //\r | |
1971 | if (EFI_ERROR(Status)) {\r | |
1972 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_MAPPING), ShellInfoObject.HiiHandle, CmdLine);\r | |
1973 | }\r | |
1974 | \r | |
1975 | return (Status);\r | |
1976 | }\r | |
1977 | \r | |
5a5eb806 JC |
1978 | /**\r |
1979 | Reprocess the command line to direct all -? to the help command.\r | |
1980 | \r | |
1981 | if found, will add "help" as argv[0], and move the rest later.\r | |
1982 | \r | |
806c49db | 1983 | @param[in,out] CmdLine pointer to the command line to update\r |
5a5eb806 JC |
1984 | **/\r |
1985 | EFI_STATUS\r | |
1986 | EFIAPI\r | |
806c49db JC |
1987 | DoHelpUpdate(\r |
1988 | IN OUT CHAR16 **CmdLine\r | |
5a5eb806 JC |
1989 | )\r |
1990 | {\r | |
806c49db JC |
1991 | CHAR16 *CurrentParameter;\r |
1992 | CHAR16 *Walker;\r | |
1993 | CHAR16 *LastWalker;\r | |
1994 | CHAR16 *NewCommandLine;\r | |
1995 | EFI_STATUS Status;\r | |
1996 | \r | |
1997 | Status = EFI_SUCCESS;\r | |
1998 | \r | |
1999 | CurrentParameter = AllocateZeroPool(StrSize(*CmdLine));\r | |
2000 | if (CurrentParameter == NULL) {\r | |
2001 | return (EFI_OUT_OF_RESOURCES);\r | |
2002 | }\r | |
2003 | \r | |
2004 | Walker = *CmdLine;\r | |
2005 | while(Walker != NULL && *Walker != CHAR_NULL) {\r | |
2006 | LastWalker = Walker;\r | |
14030c5c JC |
2007 | if (!EFI_ERROR(GetNextParameter(&Walker, &CurrentParameter, StrSize(*CmdLine)))) {\r |
2008 | if (StrStr(CurrentParameter, L"-?") == CurrentParameter) {\r | |
2009 | LastWalker[0] = L' ';\r | |
2010 | LastWalker[1] = L' ';\r | |
2011 | NewCommandLine = AllocateZeroPool(StrSize(L"help ") + StrSize(*CmdLine));\r | |
2012 | if (NewCommandLine == NULL) {\r | |
2013 | Status = EFI_OUT_OF_RESOURCES;\r | |
2014 | break;\r | |
2015 | }\r | |
2016 | \r | |
2017 | //\r | |
2018 | // We know the space is sufficient since we just calculated it.\r | |
2019 | //\r | |
2020 | StrnCpy(NewCommandLine, L"help ", 5);\r | |
2021 | StrnCat(NewCommandLine, *CmdLine, StrLen(*CmdLine));\r | |
2022 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
2023 | *CmdLine = NewCommandLine;\r | |
806c49db JC |
2024 | break;\r |
2025 | }\r | |
806c49db JC |
2026 | }\r |
2027 | }\r | |
2028 | \r | |
2029 | SHELL_FREE_NON_NULL(CurrentParameter);\r | |
2030 | \r | |
2031 | return (Status);\r | |
2032 | }\r | |
2033 | \r | |
2034 | /**\r | |
51429264 | 2035 | Function to update the shell variable "lasterror".\r |
806c49db | 2036 | \r |
51429264 | 2037 | @param[in] ErrorCode the error code to put into lasterror.\r |
806c49db JC |
2038 | **/\r |
2039 | EFI_STATUS\r | |
2040 | EFIAPI\r | |
2041 | SetLastError(\r | |
6bd64463 | 2042 | IN CONST SHELL_STATUS ErrorCode\r |
806c49db JC |
2043 | )\r |
2044 | {\r | |
2045 | CHAR16 LeString[19];\r | |
2046 | if (sizeof(EFI_STATUS) == sizeof(UINT64)) {\r | |
2047 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ErrorCode);\r | |
2048 | } else {\r | |
2049 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%x", ErrorCode);\r | |
2050 | }\r | |
2051 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r | |
2052 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
2053 | \r | |
2054 | return (EFI_SUCCESS);\r | |
2055 | }\r | |
2056 | \r | |
2057 | /**\r | |
2058 | Converts the command line to it's post-processed form. this replaces variables and alias' per UEFI Shell spec.\r | |
2059 | \r | |
2060 | @param[in,out] CmdLine pointer to the command line to update\r | |
2061 | \r | |
2062 | @retval EFI_SUCCESS The operation was successful\r | |
2063 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
2064 | @return some other error occured\r | |
2065 | **/\r | |
2066 | EFI_STATUS\r | |
2067 | EFIAPI\r | |
12a27a6d | 2068 | ProcessCommandLineToFinal(\r |
806c49db JC |
2069 | IN OUT CHAR16 **CmdLine\r |
2070 | )\r | |
2071 | {\r | |
2072 | EFI_STATUS Status;\r | |
2073 | TrimSpaces(CmdLine);\r | |
2074 | \r | |
2075 | Status = ShellSubstituteAliases(CmdLine);\r | |
2076 | if (EFI_ERROR(Status)) {\r | |
2077 | return (Status);\r | |
2078 | }\r | |
2079 | \r | |
2080 | TrimSpaces(CmdLine);\r | |
2081 | \r | |
2082 | Status = ShellSubstituteVariables(CmdLine);\r | |
2083 | if (EFI_ERROR(Status)) {\r | |
2084 | return (Status);\r | |
2085 | }\r | |
81cd2f53 | 2086 | ASSERT (*CmdLine != NULL);\r |
806c49db JC |
2087 | \r |
2088 | TrimSpaces(CmdLine);\r | |
2089 | \r | |
2090 | //\r | |
2091 | // update for help parsing\r | |
2092 | //\r | |
2093 | if (StrStr(*CmdLine, L"?") != NULL) {\r | |
2094 | //\r | |
2095 | // This may do nothing if the ? does not indicate help.\r | |
2096 | // Save all the details for in the API below.\r | |
2097 | //\r | |
2098 | Status = DoHelpUpdate(CmdLine);\r | |
2099 | }\r | |
2100 | \r | |
2101 | TrimSpaces(CmdLine);\r | |
2102 | \r | |
2103 | return (EFI_SUCCESS);\r | |
2104 | }\r | |
2105 | \r | |
2106 | /**\r | |
2107 | Run an internal shell command.\r | |
2108 | \r | |
2109 | This API will upadate the shell's environment since these commands are libraries.\r | |
2110 | \r | |
2111 | @param[in] CmdLine the command line to run.\r | |
2112 | @param[in] FirstParameter the first parameter on the command line\r | |
2113 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
2114 | \r | |
2115 | @retval EFI_SUCCESS The command was completed.\r | |
2116 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2117 | **/\r | |
2118 | EFI_STATUS\r | |
2119 | EFIAPI\r | |
2120 | RunInternalCommand(\r | |
2121 | IN CONST CHAR16 *CmdLine,\r | |
2122 | IN CHAR16 *FirstParameter,\r | |
a308e058 | 2123 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r |
806c49db JC |
2124 | )\r |
2125 | {\r | |
2126 | EFI_STATUS Status;\r | |
2127 | UINTN Argc;\r | |
2128 | CHAR16 **Argv;\r | |
2129 | SHELL_STATUS CommandReturnedStatus;\r | |
2130 | BOOLEAN LastError;\r | |
4b6b543e QS |
2131 | CHAR16 *Walker;\r |
2132 | CHAR16 *NewCmdLine; \r | |
2133 | \r | |
2134 | NewCmdLine = AllocateCopyPool (StrSize (CmdLine), CmdLine);\r | |
2135 | if (NewCmdLine == NULL) {\r | |
2136 | return EFI_OUT_OF_RESOURCES;\r | |
2137 | }\r | |
2138 | \r | |
2139 | for (Walker = NewCmdLine; Walker != NULL && *Walker != CHAR_NULL ; Walker++) {\r | |
2140 | if (*Walker == L'^' && *(Walker+1) == L'#') {\r | |
2141 | CopyMem(Walker, Walker+1, StrSize(Walker) - sizeof(Walker[0]));\r | |
2142 | }\r | |
2143 | }\r | |
806c49db | 2144 | \r |
5a5eb806 | 2145 | //\r |
806c49db | 2146 | // get the argc and argv updated for internal commands\r |
5a5eb806 | 2147 | //\r |
4b6b543e | 2148 | Status = UpdateArgcArgv(ParamProtocol, NewCmdLine, &Argv, &Argc);\r |
806c49db | 2149 | if (!EFI_ERROR(Status)) {\r |
5a5eb806 | 2150 | //\r |
806c49db | 2151 | // Run the internal command.\r |
5a5eb806 | 2152 | //\r |
806c49db JC |
2153 | Status = ShellCommandRunCommandHandler(FirstParameter, &CommandReturnedStatus, &LastError);\r |
2154 | \r | |
2155 | if (!EFI_ERROR(Status)) {\r | |
5a5eb806 | 2156 | //\r |
806c49db JC |
2157 | // Update last error status.\r |
2158 | // some commands do not update last error.\r | |
5a5eb806 | 2159 | //\r |
806c49db JC |
2160 | if (LastError) {\r |
2161 | SetLastError(CommandReturnedStatus);\r | |
5a5eb806 | 2162 | }\r |
806c49db JC |
2163 | \r |
2164 | //\r | |
2165 | // Pass thru the exitcode from the app.\r | |
2166 | //\r | |
2167 | if (ShellCommandGetExit()) {\r | |
e3eb7d82 JC |
2168 | //\r |
2169 | // An Exit was requested ("exit" command), pass its value up.\r | |
2170 | //\r | |
806c49db | 2171 | Status = CommandReturnedStatus;\r |
e3eb7d82 JC |
2172 | } else if (CommandReturnedStatus != SHELL_SUCCESS && IsScriptOnlyCommand(FirstParameter)) {\r |
2173 | //\r | |
2174 | // Always abort when a script only command fails for any reason\r | |
2175 | //\r | |
2176 | Status = EFI_ABORTED;\r | |
2177 | } else if (ShellCommandGetCurrentScriptFile() != NULL && CommandReturnedStatus == SHELL_ABORTED) {\r | |
2178 | //\r | |
2179 | // Abort when in a script and a command aborted\r | |
2180 | //\r | |
806c49db | 2181 | Status = EFI_ABORTED;\r |
5a5eb806 | 2182 | }\r |
806c49db JC |
2183 | }\r |
2184 | }\r | |
2185 | \r | |
2186 | //\r | |
2187 | // This is guarenteed to be called after UpdateArgcArgv no matter what else happened.\r | |
2188 | // This is safe even if the update API failed. In this case, it may be a no-op.\r | |
2189 | //\r | |
2190 | RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r | |
2191 | \r | |
e3eb7d82 JC |
2192 | //\r |
2193 | // If a script is running and the command is not a scipt only command, then\r | |
2194 | // change return value to success so the script won't halt (unless aborted).\r | |
2195 | //\r | |
2196 | // Script only commands have to be able halt the script since the script will\r | |
2197 | // not operate if they are failing.\r | |
2198 | //\r | |
2199 | if ( ShellCommandGetCurrentScriptFile() != NULL\r | |
2200 | && !IsScriptOnlyCommand(FirstParameter)\r | |
2201 | && Status != EFI_ABORTED\r | |
2202 | ) {\r | |
806c49db JC |
2203 | Status = EFI_SUCCESS;\r |
2204 | }\r | |
2205 | \r | |
4b6b543e | 2206 | FreePool (NewCmdLine);\r |
806c49db JC |
2207 | return (Status);\r |
2208 | }\r | |
2209 | \r | |
2210 | /**\r | |
2211 | Function to run the command or file.\r | |
2212 | \r | |
2213 | @param[in] Type the type of operation being run.\r | |
2214 | @param[in] CmdLine the command line to run.\r | |
2215 | @param[in] FirstParameter the first parameter on the command line\r | |
2216 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
2217 | \r | |
2218 | @retval EFI_SUCCESS The command was completed.\r | |
2219 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2220 | **/\r | |
2221 | EFI_STATUS\r | |
2222 | EFIAPI\r | |
2223 | RunCommandOrFile(\r | |
2224 | IN SHELL_OPERATION_TYPES Type,\r | |
2225 | IN CONST CHAR16 *CmdLine,\r | |
2226 | IN CHAR16 *FirstParameter,\r | |
a308e058 | 2227 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r |
806c49db JC |
2228 | )\r |
2229 | {\r | |
2230 | EFI_STATUS Status;\r | |
cd39fe08 | 2231 | EFI_STATUS StartStatus;\r |
806c49db JC |
2232 | CHAR16 *CommandWithPath;\r |
2233 | EFI_DEVICE_PATH_PROTOCOL *DevPath;\r | |
5223c121 | 2234 | SHELL_STATUS CalleeExitStatus;\r |
806c49db JC |
2235 | \r |
2236 | Status = EFI_SUCCESS;\r | |
2237 | CommandWithPath = NULL;\r | |
2238 | DevPath = NULL;\r | |
71c49eaf | 2239 | CalleeExitStatus = SHELL_INVALID_PARAMETER;\r |
806c49db JC |
2240 | \r |
2241 | switch (Type) {\r | |
51429264 | 2242 | case Internal_Command:\r |
a308e058 | 2243 | Status = RunInternalCommand(CmdLine, FirstParameter, ParamProtocol);\r |
806c49db | 2244 | break;\r |
51429264 SQ |
2245 | case Script_File_Name:\r |
2246 | case Efi_Application:\r | |
806c49db JC |
2247 | //\r |
2248 | // Process a fully qualified path\r | |
2249 | //\r | |
2250 | if (StrStr(FirstParameter, L":") != NULL) {\r | |
2251 | ASSERT (CommandWithPath == NULL);\r | |
2252 | if (ShellIsFile(FirstParameter) == EFI_SUCCESS) {\r | |
2253 | CommandWithPath = StrnCatGrow(&CommandWithPath, NULL, FirstParameter, 0);\r | |
2254 | }\r | |
2255 | }\r | |
2256 | \r | |
2257 | //\r | |
2258 | // Process a relative path and also check in the path environment variable\r | |
2259 | //\r | |
2260 | if (CommandWithPath == NULL) {\r | |
2261 | CommandWithPath = ShellFindFilePathEx(FirstParameter, mExecutableExtensions);\r | |
2262 | }\r | |
2263 | \r | |
2264 | //\r | |
2265 | // This should be impossible now.\r | |
2266 | //\r | |
2267 | ASSERT(CommandWithPath != NULL);\r | |
2268 | \r | |
2269 | //\r | |
2270 | // Make sure that path is not just a directory (or not found)\r | |
2271 | //\r | |
2272 | if (!EFI_ERROR(ShellIsDirectory(CommandWithPath))) {\r | |
2273 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
6bd64463 | 2274 | SetLastError(SHELL_NOT_FOUND);\r |
806c49db JC |
2275 | }\r |
2276 | switch (Type) {\r | |
51429264 | 2277 | case Script_File_Name:\r |
a308e058 | 2278 | Status = RunScriptFile (CommandWithPath, NULL, CmdLine, ParamProtocol);\r |
806c49db | 2279 | break;\r |
51429264 | 2280 | case Efi_Application:\r |
806c49db JC |
2281 | //\r |
2282 | // Get the device path of the application image\r | |
2283 | //\r | |
2284 | DevPath = ShellInfoObject.NewEfiShellProtocol->GetDevicePathFromFilePath(CommandWithPath);\r | |
2285 | if (DevPath == NULL){\r | |
2286 | Status = EFI_OUT_OF_RESOURCES;\r | |
2287 | break;\r | |
2288 | }\r | |
2289 | \r | |
2290 | //\r | |
2291 | // Execute the device path\r | |
2292 | //\r | |
2293 | Status = InternalShellExecuteDevicePath(\r | |
2294 | &gImageHandle,\r | |
2295 | DevPath,\r | |
2296 | CmdLine,\r | |
2297 | NULL,\r | |
a308e058 | 2298 | &StartStatus\r |
806c49db JC |
2299 | );\r |
2300 | \r | |
2301 | SHELL_FREE_NON_NULL(DevPath);\r | |
2302 | \r | |
71c49eaf SQ |
2303 | if(EFI_ERROR (Status)) {\r |
2304 | CalleeExitStatus = (SHELL_STATUS) (Status & (~MAX_BIT));\r | |
2305 | } else {\r | |
cd39fe08 | 2306 | CalleeExitStatus = (SHELL_STATUS) StartStatus;\r |
71c49eaf SQ |
2307 | }\r |
2308 | \r | |
806c49db JC |
2309 | //\r |
2310 | // Update last error status.\r | |
2311 | //\r | |
5223c121 | 2312 | // Status is an EFI_STATUS. Clear top bit to convert to SHELL_STATUS\r |
71c49eaf | 2313 | SetLastError(CalleeExitStatus);\r |
806c49db | 2314 | break;\r |
6fa0da7d LE |
2315 | default:\r |
2316 | //\r | |
2317 | // Do nothing.\r | |
2318 | //\r | |
2319 | break;\r | |
5a5eb806 JC |
2320 | }\r |
2321 | break;\r | |
6fa0da7d LE |
2322 | default:\r |
2323 | //\r | |
2324 | // Do nothing.\r | |
2325 | //\r | |
2326 | break;\r | |
5a5eb806 | 2327 | }\r |
806c49db JC |
2328 | \r |
2329 | SHELL_FREE_NON_NULL(CommandWithPath);\r | |
2330 | \r | |
2331 | return (Status);\r | |
2332 | }\r | |
2333 | \r | |
2334 | /**\r | |
2335 | Function to setup StdIn, StdErr, StdOut, and then run the command or file.\r | |
2336 | \r | |
2337 | @param[in] Type the type of operation being run.\r | |
2338 | @param[in] CmdLine the command line to run.\r | |
2339 | @param[in] FirstParameter the first parameter on the command line.\r | |
2340 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
2341 | \r | |
2342 | @retval EFI_SUCCESS The command was completed.\r | |
2343 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2344 | **/\r | |
2345 | EFI_STATUS\r | |
2346 | EFIAPI\r | |
2347 | SetupAndRunCommandOrFile(\r | |
a308e058 RN |
2348 | IN SHELL_OPERATION_TYPES Type,\r |
2349 | IN CHAR16 *CmdLine,\r | |
2350 | IN CHAR16 *FirstParameter,\r | |
2351 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r | |
806c49db JC |
2352 | )\r |
2353 | {\r | |
2354 | EFI_STATUS Status;\r | |
2355 | SHELL_FILE_HANDLE OriginalStdIn;\r | |
2356 | SHELL_FILE_HANDLE OriginalStdOut;\r | |
2357 | SHELL_FILE_HANDLE OriginalStdErr;\r | |
2358 | SYSTEM_TABLE_INFO OriginalSystemTableInfo;\r | |
2359 | \r | |
2360 | //\r | |
2361 | // Update the StdIn, StdOut, and StdErr for redirection to environment variables, files, etc... unicode and ASCII\r | |
2362 | //\r | |
2363 | Status = UpdateStdInStdOutStdErr(ParamProtocol, CmdLine, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r | |
2364 | \r | |
2365 | //\r | |
2366 | // The StdIn, StdOut, and StdErr are set up.\r | |
2367 | // Now run the command, script, or application\r | |
2368 | //\r | |
2369 | if (!EFI_ERROR(Status)) {\r | |
75eb337f | 2370 | TrimSpaces(&CmdLine);\r |
a308e058 | 2371 | Status = RunCommandOrFile(Type, CmdLine, FirstParameter, ParamProtocol);\r |
806c49db JC |
2372 | }\r |
2373 | \r | |
2374 | //\r | |
2375 | // Now print errors\r | |
2376 | //\r | |
2377 | if (EFI_ERROR(Status)) {\r | |
2378 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR), ShellInfoObject.HiiHandle, (VOID*)(Status));\r | |
2379 | }\r | |
2380 | \r | |
2381 | //\r | |
2382 | // put back the original StdIn, StdOut, and StdErr\r | |
2383 | //\r | |
2384 | RestoreStdInStdOutStdErr(ParamProtocol, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r | |
2385 | \r | |
2386 | return (Status);\r | |
5a5eb806 JC |
2387 | }\r |
2388 | \r | |
a405b86d | 2389 | /**\r |
2390 | Function will process and run a command line.\r | |
2391 | \r | |
2392 | This will determine if the command line represents an internal shell \r | |
2393 | command or dispatch an external application.\r | |
2394 | \r | |
2395 | @param[in] CmdLine The command line to parse.\r | |
2396 | \r | |
2397 | @retval EFI_SUCCESS The command was completed.\r | |
2398 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2399 | **/\r | |
2400 | EFI_STATUS\r | |
2401 | EFIAPI\r | |
2402 | RunCommand(\r | |
a308e058 | 2403 | IN CONST CHAR16 *CmdLine\r |
a405b86d | 2404 | )\r |
2405 | {\r | |
2406 | EFI_STATUS Status;\r | |
a405b86d | 2407 | CHAR16 *CleanOriginal;\r |
806c49db JC |
2408 | CHAR16 *FirstParameter;\r |
2409 | CHAR16 *TempWalker;\r | |
2410 | SHELL_OPERATION_TYPES Type;\r | |
a405b86d | 2411 | \r |
2412 | ASSERT(CmdLine != NULL);\r | |
2413 | if (StrLen(CmdLine) == 0) {\r | |
2414 | return (EFI_SUCCESS);\r | |
2415 | }\r | |
2416 | \r | |
a405b86d | 2417 | Status = EFI_SUCCESS;\r |
2418 | CleanOriginal = NULL;\r | |
a405b86d | 2419 | \r |
2420 | CleanOriginal = StrnCatGrow(&CleanOriginal, NULL, CmdLine, 0);\r | |
532691c8 | 2421 | if (CleanOriginal == NULL) {\r |
2422 | return (EFI_OUT_OF_RESOURCES);\r | |
2423 | }\r | |
284e034f | 2424 | \r |
ad2bc854 | 2425 | TrimSpaces(&CleanOriginal);\r |
a405b86d | 2426 | \r |
284e034f | 2427 | //\r |
d41a79a0 CP |
2428 | // NULL out comments (leveraged from RunScriptFileHandle() ).\r |
2429 | // The # character on a line is used to denote that all characters on the same line\r | |
2430 | // and to the right of the # are to be ignored by the shell.\r | |
2431 | // Afterward, again remove spaces, in case any were between the last command-parameter and '#'.\r | |
2432 | //\r | |
2433 | for (TempWalker = CleanOriginal; TempWalker != NULL && *TempWalker != CHAR_NULL; TempWalker++) {\r | |
2434 | if (*TempWalker == L'^') {\r | |
2435 | if (*(TempWalker + 1) == L'#') {\r | |
4b6b543e | 2436 | TempWalker++;\r |
d41a79a0 CP |
2437 | }\r |
2438 | } else if (*TempWalker == L'#') {\r | |
2439 | *TempWalker = CHAR_NULL;\r | |
2440 | }\r | |
2441 | }\r | |
2442 | \r | |
2443 | TrimSpaces(&CleanOriginal);\r | |
2444 | \r | |
2445 | //\r | |
284e034f CP |
2446 | // Handle case that passed in command line is just 1 or more " " characters.\r |
2447 | //\r | |
2448 | if (StrLen (CleanOriginal) == 0) {\r | |
806c49db | 2449 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
284e034f CP |
2450 | return (EFI_SUCCESS);\r |
2451 | }\r | |
2452 | \r | |
12a27a6d | 2453 | Status = ProcessCommandLineToFinal(&CleanOriginal);\r |
ca53c0af | 2454 | if (EFI_ERROR(Status)) {\r |
806c49db | 2455 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
ca53c0af | 2456 | return (Status);\r |
a405b86d | 2457 | }\r |
2458 | \r | |
a405b86d | 2459 | //\r |
2460 | // We dont do normal processing with a split command line (output from one command input to another)\r | |
2461 | //\r | |
1ef61d03 | 2462 | if (ContainsSplit(CleanOriginal)) {\r |
a308e058 | 2463 | Status = ProcessNewSplitCommandLine(CleanOriginal);\r |
806c49db JC |
2464 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2465 | return (Status);\r | |
2466 | } \r | |
5b5cd144 | 2467 | \r |
806c49db JC |
2468 | //\r |
2469 | // We need the first parameter information so we can determine the operation type\r | |
2470 | //\r | |
2471 | FirstParameter = AllocateZeroPool(StrSize(CleanOriginal));\r | |
2472 | if (FirstParameter == NULL) {\r | |
2473 | SHELL_FREE_NON_NULL(CleanOriginal);\r | |
2474 | return (EFI_OUT_OF_RESOURCES);\r | |
2475 | }\r | |
2476 | TempWalker = CleanOriginal;\r | |
14030c5c JC |
2477 | if (!EFI_ERROR(GetNextParameter(&TempWalker, &FirstParameter, StrSize(CleanOriginal)))) {\r |
2478 | //\r | |
2479 | // Depending on the first parameter we change the behavior\r | |
2480 | //\r | |
2481 | switch (Type = GetOperationType(FirstParameter)) {\r | |
2482 | case File_Sys_Change:\r | |
2483 | Status = ChangeMappedDrive (FirstParameter);\r | |
2484 | break;\r | |
2485 | case Internal_Command:\r | |
2486 | case Script_File_Name:\r | |
2487 | case Efi_Application:\r | |
2488 | Status = SetupAndRunCommandOrFile(Type, CleanOriginal, FirstParameter, ShellInfoObject.NewShellParametersProtocol);\r | |
2489 | break;\r | |
2490 | default:\r | |
2491 | //\r | |
2492 | // Whatever was typed, it was invalid.\r | |
2493 | //\r | |
2494 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2495 | SetLastError(SHELL_NOT_FOUND);\r | |
2496 | break;\r | |
2497 | }\r | |
2498 | } else {\r | |
2499 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2500 | SetLastError(SHELL_NOT_FOUND);\r | |
a405b86d | 2501 | }\r |
806c49db | 2502 | \r |
ca53c0af | 2503 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
806c49db | 2504 | SHELL_FREE_NON_NULL(FirstParameter);\r |
a405b86d | 2505 | \r |
2506 | return (Status);\r | |
2507 | }\r | |
2508 | \r | |
2509 | STATIC CONST UINT16 InvalidChars[] = {L'*', L'?', L'<', L'>', L'\\', L'/', L'\"', 0x0001, 0x0002};\r | |
2510 | /**\r | |
2511 | Function determins if the CommandName COULD be a valid command. It does not determine whether\r | |
2512 | this is a valid command. It only checks for invalid characters.\r | |
2513 | \r | |
2514 | @param[in] CommandName The name to check\r | |
2515 | \r | |
2516 | @retval TRUE CommandName could be a command name\r | |
2517 | @retval FALSE CommandName could not be a valid command name\r | |
2518 | **/\r | |
2519 | BOOLEAN\r | |
2520 | EFIAPI\r | |
2521 | IsValidCommandName(\r | |
2522 | IN CONST CHAR16 *CommandName\r | |
2523 | )\r | |
2524 | {\r | |
2525 | UINTN Count;\r | |
2526 | if (CommandName == NULL) {\r | |
2527 | ASSERT(FALSE);\r | |
2528 | return (FALSE);\r | |
2529 | }\r | |
2530 | for ( Count = 0\r | |
2531 | ; Count < sizeof(InvalidChars) / sizeof(InvalidChars[0])\r | |
2532 | ; Count++\r | |
2533 | ){\r | |
2534 | if (ScanMem16(CommandName, StrSize(CommandName), InvalidChars[Count]) != NULL) {\r | |
2535 | return (FALSE);\r | |
2536 | }\r | |
2537 | }\r | |
2538 | return (TRUE);\r | |
2539 | }\r | |
2540 | \r | |
2541 | /**\r | |
2542 | Function to process a NSH script file via SHELL_FILE_HANDLE.\r | |
2543 | \r | |
2544 | @param[in] Handle The handle to the already opened file.\r | |
2545 | @param[in] Name The name of the script file.\r | |
2546 | \r | |
2547 | @retval EFI_SUCCESS the script completed sucessfully\r | |
2548 | **/\r | |
2549 | EFI_STATUS\r | |
2550 | EFIAPI\r | |
2551 | RunScriptFileHandle (\r | |
a308e058 RN |
2552 | IN SHELL_FILE_HANDLE Handle,\r |
2553 | IN CONST CHAR16 *Name\r | |
a405b86d | 2554 | )\r |
2555 | {\r | |
2556 | EFI_STATUS Status;\r | |
2557 | SCRIPT_FILE *NewScriptFile;\r | |
2558 | UINTN LoopVar;\r | |
2559 | CHAR16 *CommandLine;\r | |
2560 | CHAR16 *CommandLine2;\r | |
2561 | CHAR16 *CommandLine3;\r | |
2562 | SCRIPT_COMMAND_LIST *LastCommand;\r | |
2563 | BOOLEAN Ascii;\r | |
2564 | BOOLEAN PreScriptEchoState;\r | |
848997b5 | 2565 | BOOLEAN PreCommandEchoState;\r |
a405b86d | 2566 | CONST CHAR16 *CurDir;\r |
2567 | UINTN LineCount;\r | |
b6b22b13 | 2568 | CHAR16 LeString[50];\r |
a405b86d | 2569 | \r |
2570 | ASSERT(!ShellCommandGetScriptExit());\r | |
2571 | \r | |
2572 | PreScriptEchoState = ShellCommandGetEchoState();\r | |
2573 | \r | |
2574 | NewScriptFile = (SCRIPT_FILE*)AllocateZeroPool(sizeof(SCRIPT_FILE));\r | |
3c865f20 | 2575 | if (NewScriptFile == NULL) {\r |
2576 | return (EFI_OUT_OF_RESOURCES);\r | |
2577 | }\r | |
a405b86d | 2578 | \r |
2579 | //\r | |
2580 | // Set up the name\r | |
2581 | //\r | |
2582 | ASSERT(NewScriptFile->ScriptName == NULL);\r | |
2583 | NewScriptFile->ScriptName = StrnCatGrow(&NewScriptFile->ScriptName, NULL, Name, 0);\r | |
3c865f20 | 2584 | if (NewScriptFile->ScriptName == NULL) {\r |
2585 | DeleteScriptFileStruct(NewScriptFile);\r | |
2586 | return (EFI_OUT_OF_RESOURCES);\r | |
2587 | }\r | |
a405b86d | 2588 | \r |
2589 | //\r | |
2590 | // Save the parameters (used to replace %0 to %9 later on)\r | |
2591 | //\r | |
2592 | NewScriptFile->Argc = ShellInfoObject.NewShellParametersProtocol->Argc;\r | |
2593 | if (NewScriptFile->Argc != 0) {\r | |
2594 | NewScriptFile->Argv = (CHAR16**)AllocateZeroPool(NewScriptFile->Argc * sizeof(CHAR16*));\r | |
3c865f20 | 2595 | if (NewScriptFile->Argv == NULL) {\r |
2596 | DeleteScriptFileStruct(NewScriptFile);\r | |
2597 | return (EFI_OUT_OF_RESOURCES);\r | |
2598 | }\r | |
a405b86d | 2599 | for (LoopVar = 0 ; LoopVar < 10 && LoopVar < NewScriptFile->Argc; LoopVar++) {\r |
2600 | ASSERT(NewScriptFile->Argv[LoopVar] == NULL);\r | |
2601 | NewScriptFile->Argv[LoopVar] = StrnCatGrow(&NewScriptFile->Argv[LoopVar], NULL, ShellInfoObject.NewShellParametersProtocol->Argv[LoopVar], 0);\r | |
3c865f20 | 2602 | if (NewScriptFile->Argv[LoopVar] == NULL) {\r |
2603 | DeleteScriptFileStruct(NewScriptFile);\r | |
2604 | return (EFI_OUT_OF_RESOURCES);\r | |
2605 | }\r | |
a405b86d | 2606 | }\r |
2607 | } else {\r | |
2608 | NewScriptFile->Argv = NULL;\r | |
2609 | }\r | |
2610 | \r | |
2611 | InitializeListHead(&NewScriptFile->CommandList);\r | |
2612 | InitializeListHead(&NewScriptFile->SubstList);\r | |
2613 | \r | |
2614 | //\r | |
2615 | // Now build the list of all script commands.\r | |
2616 | //\r | |
2617 | LineCount = 0;\r | |
2618 | while(!ShellFileHandleEof(Handle)) {\r | |
2619 | CommandLine = ShellFileHandleReturnLine(Handle, &Ascii);\r | |
2620 | LineCount++;\r | |
4922715d JC |
2621 | if (CommandLine == NULL || StrLen(CommandLine) == 0 || CommandLine[0] == '#') {\r |
2622 | SHELL_FREE_NON_NULL(CommandLine);\r | |
a405b86d | 2623 | continue;\r |
2624 | }\r | |
2625 | NewScriptFile->CurrentCommand = AllocateZeroPool(sizeof(SCRIPT_COMMAND_LIST));\r | |
3c865f20 | 2626 | if (NewScriptFile->CurrentCommand == NULL) {\r |
4922715d | 2627 | SHELL_FREE_NON_NULL(CommandLine);\r |
3c865f20 | 2628 | DeleteScriptFileStruct(NewScriptFile);\r |
2629 | return (EFI_OUT_OF_RESOURCES);\r | |
2630 | }\r | |
a405b86d | 2631 | \r |
2632 | NewScriptFile->CurrentCommand->Cl = CommandLine;\r | |
2633 | NewScriptFile->CurrentCommand->Data = NULL;\r | |
2634 | NewScriptFile->CurrentCommand->Line = LineCount;\r | |
2635 | \r | |
2636 | InsertTailList(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
2637 | }\r | |
2638 | \r | |
2639 | //\r | |
2640 | // Add this as the topmost script file\r | |
2641 | //\r | |
2642 | ShellCommandSetNewScript (NewScriptFile);\r | |
2643 | \r | |
2644 | //\r | |
2645 | // Now enumerate through the commands and run each one.\r | |
2646 | //\r | |
733f138d | 2647 | CommandLine = AllocateZeroPool(PcdGet16(PcdShellPrintBufferSize));\r |
3c865f20 | 2648 | if (CommandLine == NULL) {\r |
2649 | DeleteScriptFileStruct(NewScriptFile);\r | |
2650 | return (EFI_OUT_OF_RESOURCES);\r | |
2651 | }\r | |
733f138d | 2652 | CommandLine2 = AllocateZeroPool(PcdGet16(PcdShellPrintBufferSize));\r |
3c865f20 | 2653 | if (CommandLine2 == NULL) {\r |
2654 | FreePool(CommandLine);\r | |
2655 | DeleteScriptFileStruct(NewScriptFile);\r | |
2656 | return (EFI_OUT_OF_RESOURCES);\r | |
2657 | }\r | |
a405b86d | 2658 | \r |
2659 | for ( NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetFirstNode(&NewScriptFile->CommandList)\r | |
2660 | ; !IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)\r | |
2661 | ; // conditional increment in the body of the loop\r | |
2662 | ){\r | |
3c865f20 | 2663 | ASSERT(CommandLine2 != NULL);\r |
7f79b01e | 2664 | StrnCpy(CommandLine2, NewScriptFile->CurrentCommand->Cl, PcdGet16(PcdShellPrintBufferSize)/sizeof(CHAR16)-1);\r |
a405b86d | 2665 | \r |
2666 | //\r | |
2667 | // NULL out comments\r | |
2668 | //\r | |
2669 | for (CommandLine3 = CommandLine2 ; CommandLine3 != NULL && *CommandLine3 != CHAR_NULL ; CommandLine3++) {\r | |
2670 | if (*CommandLine3 == L'^') {\r | |
4b6b543e | 2671 | if ( *(CommandLine3+1) == L':') {\r |
a405b86d | 2672 | CopyMem(CommandLine3, CommandLine3+1, StrSize(CommandLine3) - sizeof(CommandLine3[0]));\r |
4b6b543e QS |
2673 | } else if (*(CommandLine3+1) == L'#') {\r |
2674 | CommandLine3++;\r | |
a405b86d | 2675 | }\r |
2676 | } else if (*CommandLine3 == L'#') {\r | |
2677 | *CommandLine3 = CHAR_NULL;\r | |
2678 | }\r | |
2679 | }\r | |
2680 | \r | |
2681 | if (CommandLine2 != NULL && StrLen(CommandLine2) >= 1) {\r | |
2682 | //\r | |
2683 | // Due to variability in starting the find and replace action we need to have both buffers the same.\r | |
2684 | //\r | |
7f79b01e | 2685 | StrnCpy(CommandLine, CommandLine2, PcdGet16(PcdShellPrintBufferSize)/sizeof(CHAR16)-1);\r |
a405b86d | 2686 | \r |
2687 | //\r | |
2688 | // Remove the %0 to %9 from the command line (if we have some arguments)\r | |
2689 | //\r | |
2690 | if (NewScriptFile->Argv != NULL) {\r | |
2691 | switch (NewScriptFile->Argc) {\r | |
2692 | default:\r | |
5e737e83 | 2693 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%9", NewScriptFile->Argv[9], FALSE, TRUE);\r |
a405b86d | 2694 | ASSERT_EFI_ERROR(Status);\r |
2695 | case 9:\r | |
5e737e83 | 2696 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%8", NewScriptFile->Argv[8], FALSE, TRUE);\r |
a405b86d | 2697 | ASSERT_EFI_ERROR(Status);\r |
2698 | case 8:\r | |
5e737e83 | 2699 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%7", NewScriptFile->Argv[7], FALSE, TRUE);\r |
a405b86d | 2700 | ASSERT_EFI_ERROR(Status);\r |
2701 | case 7:\r | |
5e737e83 | 2702 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%6", NewScriptFile->Argv[6], FALSE, TRUE);\r |
a405b86d | 2703 | ASSERT_EFI_ERROR(Status);\r |
2704 | case 6:\r | |
5e737e83 | 2705 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%5", NewScriptFile->Argv[5], FALSE, TRUE);\r |
a405b86d | 2706 | ASSERT_EFI_ERROR(Status);\r |
2707 | case 5:\r | |
5e737e83 | 2708 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%4", NewScriptFile->Argv[4], FALSE, TRUE);\r |
a405b86d | 2709 | ASSERT_EFI_ERROR(Status);\r |
2710 | case 4:\r | |
5e737e83 | 2711 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%3", NewScriptFile->Argv[3], FALSE, TRUE);\r |
a405b86d | 2712 | ASSERT_EFI_ERROR(Status);\r |
2713 | case 3:\r | |
5e737e83 | 2714 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%2", NewScriptFile->Argv[2], FALSE, TRUE);\r |
a405b86d | 2715 | ASSERT_EFI_ERROR(Status);\r |
2716 | case 2:\r | |
5e737e83 | 2717 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%1", NewScriptFile->Argv[1], FALSE, TRUE);\r |
a405b86d | 2718 | ASSERT_EFI_ERROR(Status);\r |
2719 | case 1:\r | |
5e737e83 | 2720 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%0", NewScriptFile->Argv[0], FALSE, TRUE);\r |
a405b86d | 2721 | ASSERT_EFI_ERROR(Status);\r |
2722 | break;\r | |
2723 | case 0:\r | |
2724 | break;\r | |
2725 | }\r | |
2726 | }\r | |
2727 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%1", L"\"\"", FALSE, FALSE);\r | |
2728 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%2", L"\"\"", FALSE, FALSE);\r | |
2729 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%3", L"\"\"", FALSE, FALSE);\r | |
2730 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%4", L"\"\"", FALSE, FALSE);\r | |
2731 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%5", L"\"\"", FALSE, FALSE);\r | |
2732 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%6", L"\"\"", FALSE, FALSE);\r | |
2733 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%7", L"\"\"", FALSE, FALSE);\r | |
2734 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%8", L"\"\"", FALSE, FALSE);\r | |
2735 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%9", L"\"\"", FALSE, FALSE);\r | |
2736 | \r | |
7f79b01e | 2737 | StrnCpy(CommandLine2, CommandLine, PcdGet16(PcdShellPrintBufferSize)/sizeof(CHAR16)-1);\r |
a405b86d | 2738 | \r |
2739 | LastCommand = NewScriptFile->CurrentCommand;\r | |
2740 | \r | |
2741 | for (CommandLine3 = CommandLine2 ; CommandLine3[0] == L' ' ; CommandLine3++);\r | |
2742 | \r | |
3c865f20 | 2743 | if (CommandLine3 != NULL && CommandLine3[0] == L':' ) {\r |
a405b86d | 2744 | //\r |
2745 | // This line is a goto target / label\r | |
2746 | //\r | |
2747 | } else {\r | |
2748 | if (CommandLine3 != NULL && StrLen(CommandLine3) > 0) {\r | |
848997b5 | 2749 | if (CommandLine3[0] == L'@') {\r |
2750 | //\r | |
2751 | // We need to save the current echo state\r | |
2752 | // and disable echo for just this command.\r | |
2753 | //\r | |
2754 | PreCommandEchoState = ShellCommandGetEchoState();\r | |
2755 | ShellCommandSetEchoState(FALSE);\r | |
a308e058 | 2756 | Status = RunCommand(CommandLine3+1);\r |
848997b5 | 2757 | \r |
2758 | //\r | |
284e034f | 2759 | // If command was "@echo -off" or "@echo -on" then don't restore echo state\r |
848997b5 | 2760 | //\r |
284e034f CP |
2761 | if (StrCmp (L"@echo -off", CommandLine3) != 0 &&\r |
2762 | StrCmp (L"@echo -on", CommandLine3) != 0) {\r | |
2763 | //\r | |
2764 | // Now restore the pre-'@' echo state.\r | |
2765 | //\r | |
2766 | ShellCommandSetEchoState(PreCommandEchoState);\r | |
2767 | }\r | |
848997b5 | 2768 | } else {\r |
0d11446d | 2769 | if (ShellCommandGetEchoState()) {\r |
2770 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
2771 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
2772 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
2773 | } else {\r | |
2774 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
2775 | }\r | |
2776 | ShellPrintEx(-1, -1, L"%s\r\n", CommandLine2);\r | |
2777 | }\r | |
a308e058 | 2778 | Status = RunCommand(CommandLine3);\r |
848997b5 | 2779 | }\r |
a405b86d | 2780 | }\r |
2781 | \r | |
2782 | if (ShellCommandGetScriptExit()) {\r | |
5b5cd144 CP |
2783 | //\r |
2784 | // ShellCommandGetExitCode() always returns a UINT64\r | |
2785 | //\r | |
a308e058 | 2786 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ShellCommandGetExitCode());\r |
5b5cd144 CP |
2787 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r |
2788 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
b6b22b13 | 2789 | \r |
2790 | ShellCommandRegisterExit(FALSE, 0);\r | |
a405b86d | 2791 | Status = EFI_SUCCESS;\r |
2792 | break;\r | |
2793 | }\r | |
c6a7fef8 ED |
2794 | if (ShellGetExecutionBreakFlag()) {\r |
2795 | break;\r | |
2796 | }\r | |
a405b86d | 2797 | if (EFI_ERROR(Status)) {\r |
2798 | break;\r | |
2799 | }\r | |
2800 | if (ShellCommandGetExit()) {\r | |
2801 | break;\r | |
2802 | }\r | |
2803 | }\r | |
2804 | //\r | |
2805 | // If that commend did not update the CurrentCommand then we need to advance it...\r | |
2806 | //\r | |
2807 | if (LastCommand == NewScriptFile->CurrentCommand) {\r | |
2808 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
2809 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
2810 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
2811 | }\r | |
2812 | }\r | |
2813 | } else {\r | |
2814 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
2815 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
2816 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
2817 | }\r | |
2818 | }\r | |
2819 | }\r | |
2820 | \r | |
a405b86d | 2821 | \r |
2822 | FreePool(CommandLine);\r | |
2823 | FreePool(CommandLine2);\r | |
2824 | ShellCommandSetNewScript (NULL);\r | |
733f138d | 2825 | \r |
2826 | //\r | |
2827 | // Only if this was the last script reset the state.\r | |
2828 | //\r | |
2829 | if (ShellCommandGetCurrentScriptFile()==NULL) {\r | |
2830 | ShellCommandSetEchoState(PreScriptEchoState);\r | |
2831 | }\r | |
a405b86d | 2832 | return (EFI_SUCCESS);\r |
2833 | }\r | |
2834 | \r | |
2835 | /**\r | |
2836 | Function to process a NSH script file.\r | |
2837 | \r | |
2838 | @param[in] ScriptPath Pointer to the script file name (including file system path).\r | |
e958b946 JC |
2839 | @param[in] Handle the handle of the script file already opened.\r |
2840 | @param[in] CmdLine the command line to run.\r | |
2841 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
a405b86d | 2842 | \r |
2843 | @retval EFI_SUCCESS the script completed sucessfully\r | |
2844 | **/\r | |
2845 | EFI_STATUS\r | |
2846 | EFIAPI\r | |
2847 | RunScriptFile (\r | |
a308e058 RN |
2848 | IN CONST CHAR16 *ScriptPath,\r |
2849 | IN SHELL_FILE_HANDLE Handle OPTIONAL,\r | |
2850 | IN CONST CHAR16 *CmdLine,\r | |
2851 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r | |
a405b86d | 2852 | )\r |
2853 | {\r | |
2854 | EFI_STATUS Status;\r | |
2855 | SHELL_FILE_HANDLE FileHandle;\r | |
e958b946 JC |
2856 | UINTN Argc;\r |
2857 | CHAR16 **Argv;\r | |
a405b86d | 2858 | \r |
2859 | if (ShellIsFile(ScriptPath) != EFI_SUCCESS) {\r | |
2860 | return (EFI_INVALID_PARAMETER);\r | |
2861 | }\r | |
2862 | \r | |
e958b946 JC |
2863 | //\r |
2864 | // get the argc and argv updated for scripts\r | |
2865 | //\r | |
2866 | Status = UpdateArgcArgv(ParamProtocol, CmdLine, &Argv, &Argc);\r | |
2867 | if (!EFI_ERROR(Status)) {\r | |
a405b86d | 2868 | \r |
e958b946 JC |
2869 | if (Handle == NULL) {\r |
2870 | //\r | |
2871 | // open the file\r | |
2872 | //\r | |
2873 | Status = ShellOpenFileByName(ScriptPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
2874 | if (!EFI_ERROR(Status)) {\r | |
2875 | //\r | |
2876 | // run it\r | |
2877 | //\r | |
a308e058 | 2878 | Status = RunScriptFileHandle(FileHandle, ScriptPath);\r |
a405b86d | 2879 | \r |
e958b946 JC |
2880 | //\r |
2881 | // now close the file\r | |
2882 | //\r | |
2883 | ShellCloseFile(&FileHandle);\r | |
2884 | }\r | |
2885 | } else {\r | |
a308e058 | 2886 | Status = RunScriptFileHandle(Handle, ScriptPath);\r |
e958b946 JC |
2887 | }\r |
2888 | }\r | |
2889 | \r | |
2890 | //\r | |
2891 | // This is guarenteed to be called after UpdateArgcArgv no matter what else happened.\r | |
2892 | // This is safe even if the update API failed. In this case, it may be a no-op.\r | |
2893 | //\r | |
2894 | RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r | |
a405b86d | 2895 | \r |
2896 | return (Status);\r | |
2897 | }\r | |
00534bc3 JC |
2898 | \r |
2899 | /**\r | |
69c569bf | 2900 | Return the pointer to the first occurance of any character from a list of characters.\r |
00534bc3 JC |
2901 | \r |
2902 | @param[in] String the string to parse\r | |
2903 | @param[in] CharacterList the list of character to look for\r | |
2904 | @param[in] EscapeCharacter An escape character to skip\r | |
2905 | \r | |
2906 | @return the location of the first character in the string\r | |
2907 | @retval CHAR_NULL no instance of any character in CharacterList was found in String\r | |
2908 | **/\r | |
2909 | CONST CHAR16*\r | |
2910 | EFIAPI\r | |
2911 | FindFirstCharacter(\r | |
2912 | IN CONST CHAR16 *String,\r | |
2913 | IN CONST CHAR16 *CharacterList,\r | |
2914 | IN CONST CHAR16 EscapeCharacter\r | |
2915 | )\r | |
2916 | {\r | |
2917 | UINT32 WalkChar;\r | |
2918 | UINT32 WalkStr;\r | |
2919 | \r | |
2920 | for (WalkStr = 0; WalkStr < StrLen(String); WalkStr++) {\r | |
2921 | if (String[WalkStr] == EscapeCharacter) {\r | |
2922 | WalkStr++;\r | |
2923 | continue;\r | |
2924 | }\r | |
2925 | for (WalkChar = 0; WalkChar < StrLen(CharacterList); WalkChar++) {\r | |
2926 | if (String[WalkStr] == CharacterList[WalkChar]) {\r | |
2927 | return (&String[WalkStr]);\r | |
2928 | }\r | |
2929 | }\r | |
2930 | }\r | |
2931 | return (String + StrLen(String));\r | |
2932 | } |