]>
Commit | Line | Data |
---|---|---|
a405b86d | 1 | /** @file\r |
2 | This is THE shell (application)\r | |
3 | \r | |
ba0014b9 | 4 | Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r |
c011b6c9 | 5 | (C) Copyright 2013-2014 Hewlett-Packard Development Company, L.P.<BR>\r |
764c21f4 | 6 | Copyright 2015-2018 Dell Technologies.<BR>\r |
a405b86d | 7 | This program and the accompanying materials\r |
8 | are licensed and made available under the terms and conditions of the BSD License\r | |
9 | which accompanies this distribution. The full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #include "Shell.h"\r | |
18 | \r | |
19 | //\r | |
20 | // Initialize the global structure\r | |
21 | //\r | |
22 | SHELL_INFO ShellInfoObject = {\r | |
23 | NULL,\r | |
24 | NULL,\r | |
25 | FALSE,\r | |
26 | FALSE,\r | |
27 | {\r | |
ce68d3bc SZ |
28 | {{\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 | |
dcbdb8bf | 37 | 0,\r |
ce68d3bc SZ |
38 | 0\r |
39 | }},\r | |
a405b86d | 40 | 0,\r |
41 | NULL,\r | |
42 | NULL\r | |
43 | },\r | |
ce68d3bc | 44 | {{NULL, NULL}, NULL},\r |
a405b86d | 45 | {\r |
ce68d3bc | 46 | {{NULL, NULL}, NULL},\r |
a405b86d | 47 | 0,\r |
48 | 0,\r | |
49 | TRUE\r | |
50 | },\r | |
51 | NULL,\r | |
52 | 0,\r | |
53 | NULL,\r | |
54 | NULL,\r | |
55 | NULL,\r | |
56 | NULL,\r | |
57 | NULL,\r | |
ce68d3bc SZ |
58 | {{NULL, NULL}, NULL, NULL},\r |
59 | {{NULL, NULL}, NULL, NULL},\r | |
60 | NULL,\r | |
61 | NULL,\r | |
62 | NULL,\r | |
63 | NULL,\r | |
8be0ba36 | 64 | NULL,\r |
65 | NULL,\r | |
66 | NULL,\r | |
a49f6a2f | 67 | NULL,\r |
68 | FALSE\r | |
a405b86d | 69 | };\r |
70 | \r | |
71 | STATIC CONST CHAR16 mScriptExtension[] = L".NSH";\r | |
72 | STATIC CONST CHAR16 mExecutableExtensions[] = L".NSH;.EFI";\r | |
3c865f20 | 73 | STATIC CONST CHAR16 mStartupScript[] = L"startup.nsh";\r |
dcbdb8bf QS |
74 | CONST CHAR16 mNoNestingEnvVarName[] = L"nonesting";\r |
75 | CONST CHAR16 mNoNestingTrue[] = L"True";\r | |
76 | CONST CHAR16 mNoNestingFalse[] = L"False";\r | |
a405b86d | 77 | \r |
ad2bc854 | 78 | /**\r |
51429264 | 79 | Cleans off leading and trailing spaces and tabs.\r |
ad2bc854 | 80 | \r |
51429264 | 81 | @param[in] String pointer to the string to trim them off.\r |
ad2bc854 JC |
82 | **/\r |
83 | EFI_STATUS\r | |
ad2bc854 JC |
84 | TrimSpaces(\r |
85 | IN CHAR16 **String\r | |
86 | )\r | |
87 | {\r | |
88 | ASSERT(String != NULL);\r | |
89 | ASSERT(*String!= NULL);\r | |
90 | //\r | |
91 | // Remove any spaces and tabs at the beginning of the (*String).\r | |
92 | //\r | |
93 | while (((*String)[0] == L' ') || ((*String)[0] == L'\t')) {\r | |
94 | CopyMem((*String), (*String)+1, StrSize((*String)) - sizeof((*String)[0]));\r | |
95 | }\r | |
96 | \r | |
97 | //\r | |
404b3f43 | 98 | // Remove any spaces and tabs at the end of the (*String).\r |
ad2bc854 | 99 | //\r |
404b3f43 | 100 | while ((StrLen (*String) > 0) && (((*String)[StrLen((*String))-1] == L' ') || ((*String)[StrLen((*String))-1] == L'\t'))) {\r |
ad2bc854 JC |
101 | (*String)[StrLen((*String))-1] = CHAR_NULL;\r |
102 | }\r | |
103 | \r | |
104 | return (EFI_SUCCESS);\r | |
105 | }\r | |
106 | \r | |
a95cf8f0 | 107 | /**\r |
ba0014b9 | 108 | Parse for the next instance of one string within another string. Can optionally make sure that\r |
a95cf8f0 JC |
109 | the string was not escaped (^ character) per the shell specification.\r |
110 | \r | |
111 | @param[in] SourceString The string to search within\r | |
112 | @param[in] FindString The string to look for\r | |
113 | @param[in] CheckForEscapeCharacter TRUE to skip escaped instances of FinfString, otherwise will return even escaped instances\r | |
114 | **/\r | |
115 | CHAR16*\r | |
a95cf8f0 JC |
116 | FindNextInstance(\r |
117 | IN CONST CHAR16 *SourceString,\r | |
118 | IN CONST CHAR16 *FindString,\r | |
119 | IN CONST BOOLEAN CheckForEscapeCharacter\r | |
120 | )\r | |
121 | {\r | |
122 | CHAR16 *Temp;\r | |
123 | if (SourceString == NULL) {\r | |
124 | return (NULL);\r | |
125 | }\r | |
126 | Temp = StrStr(SourceString, FindString);\r | |
127 | \r | |
128 | //\r | |
d08a5464 | 129 | // If nothing found, or we don't care about escape characters\r |
a95cf8f0 JC |
130 | //\r |
131 | if (Temp == NULL || !CheckForEscapeCharacter) {\r | |
132 | return (Temp);\r | |
133 | }\r | |
134 | \r | |
135 | //\r | |
136 | // If we found an escaped character, try again on the remainder of the string\r | |
137 | //\r | |
138 | if ((Temp > (SourceString)) && *(Temp-1) == L'^') {\r | |
139 | return FindNextInstance(Temp+1, FindString, CheckForEscapeCharacter);\r | |
140 | }\r | |
141 | \r | |
142 | //\r | |
143 | // we found the right character\r | |
144 | //\r | |
145 | return (Temp);\r | |
146 | }\r | |
147 | \r | |
42435671 | 148 | /**\r |
d08a5464 | 149 | Check whether the string between a pair of % is a valid environment variable name.\r |
42435671 QS |
150 | \r |
151 | @param[in] BeginPercent pointer to the first percent.\r | |
152 | @param[in] EndPercent pointer to the last percent.\r | |
153 | \r | |
154 | @retval TRUE is a valid environment variable name.\r | |
155 | @retval FALSE is NOT a valid environment variable name.\r | |
156 | **/\r | |
157 | BOOLEAN\r | |
158 | IsValidEnvironmentVariableName(\r | |
159 | IN CONST CHAR16 *BeginPercent,\r | |
160 | IN CONST CHAR16 *EndPercent\r | |
161 | )\r | |
162 | {\r | |
163 | CONST CHAR16 *Walker;\r | |
ba0014b9 | 164 | \r |
42435671 QS |
165 | Walker = NULL;\r |
166 | \r | |
167 | ASSERT (BeginPercent != NULL);\r | |
168 | ASSERT (EndPercent != NULL);\r | |
169 | ASSERT (BeginPercent < EndPercent);\r | |
ba0014b9 | 170 | \r |
42435671 QS |
171 | if ((BeginPercent + 1) == EndPercent) {\r |
172 | return FALSE;\r | |
173 | }\r | |
174 | \r | |
175 | for (Walker = BeginPercent + 1; Walker < EndPercent; Walker++) {\r | |
176 | if (\r | |
177 | (*Walker >= L'0' && *Walker <= L'9') ||\r | |
178 | (*Walker >= L'A' && *Walker <= L'Z') ||\r | |
179 | (*Walker >= L'a' && *Walker <= L'z') ||\r | |
180 | (*Walker == L'_')\r | |
181 | ) {\r | |
182 | if (Walker == BeginPercent + 1 && (*Walker >= L'0' && *Walker <= L'9')) {\r | |
183 | return FALSE;\r | |
184 | } else {\r | |
185 | continue;\r | |
186 | }\r | |
187 | } else {\r | |
188 | return FALSE;\r | |
189 | }\r | |
190 | }\r | |
191 | \r | |
192 | return TRUE;\r | |
193 | }\r | |
194 | \r | |
518c8cdc JC |
195 | /**\r |
196 | Determine if a command line contains a split operation\r | |
197 | \r | |
198 | @param[in] CmdLine The command line to parse.\r | |
199 | \r | |
200 | @retval TRUE CmdLine has a valid split.\r | |
201 | @retval FALSE CmdLine does not have a valid split.\r | |
202 | **/\r | |
203 | BOOLEAN\r | |
518c8cdc JC |
204 | ContainsSplit(\r |
205 | IN CONST CHAR16 *CmdLine\r | |
206 | )\r | |
207 | {\r | |
208 | CONST CHAR16 *TempSpot;\r | |
6f6792b8 QS |
209 | CONST CHAR16 *FirstQuote;\r |
210 | CONST CHAR16 *SecondQuote;\r | |
211 | \r | |
a95cf8f0 | 212 | FirstQuote = FindNextInstance (CmdLine, L"\"", TRUE);\r |
6f6792b8 | 213 | SecondQuote = NULL;\r |
1219c85d | 214 | TempSpot = FindFirstCharacter(CmdLine, L"|", L'^');\r |
6f6792b8 | 215 | \r |
ba0014b9 LG |
216 | if (FirstQuote == NULL ||\r |
217 | TempSpot == NULL ||\r | |
218 | TempSpot == CHAR_NULL ||\r | |
6f6792b8 QS |
219 | FirstQuote > TempSpot\r |
220 | ) {\r | |
221 | return (BOOLEAN) ((TempSpot != NULL) && (*TempSpot != CHAR_NULL));\r | |
222 | }\r | |
223 | \r | |
224 | while ((TempSpot != NULL) && (*TempSpot != CHAR_NULL)) {\r | |
fe8ec3dd | 225 | if (FirstQuote == NULL || FirstQuote > TempSpot) {\r |
6f6792b8 | 226 | break;\r |
ba0014b9 | 227 | }\r |
a95cf8f0 | 228 | SecondQuote = FindNextInstance (FirstQuote + 1, L"\"", TRUE);\r |
fe8ec3dd | 229 | if (SecondQuote == NULL) {\r |
6f6792b8 QS |
230 | break;\r |
231 | }\r | |
232 | if (SecondQuote < TempSpot) {\r | |
a95cf8f0 | 233 | FirstQuote = FindNextInstance (SecondQuote + 1, L"\"", TRUE);\r |
6f6792b8 QS |
234 | continue;\r |
235 | } else {\r | |
a95cf8f0 | 236 | FirstQuote = FindNextInstance (SecondQuote + 1, L"\"", TRUE);\r |
1219c85d | 237 | TempSpot = FindFirstCharacter(TempSpot + 1, L"|", L'^');\r |
6f6792b8 | 238 | continue;\r |
ba0014b9 | 239 | }\r |
6f6792b8 | 240 | }\r |
ba0014b9 | 241 | \r |
8dcd84b9 | 242 | return (BOOLEAN) ((TempSpot != NULL) && (*TempSpot != CHAR_NULL));\r |
19a44972 JC |
243 | }\r |
244 | \r | |
733f138d | 245 | /**\r |
ba0014b9 | 246 | Function to start monitoring for CTRL-S using SimpleTextInputEx. This\r |
733f138d | 247 | feature's enabled state was not known when the shell initially launched.\r |
248 | \r | |
249 | @retval EFI_SUCCESS The feature is enabled.\r | |
d08a5464 | 250 | @retval EFI_OUT_OF_RESOURCES There is not enough memory available.\r |
733f138d | 251 | **/\r |
252 | EFI_STATUS\r | |
733f138d | 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 | |
ba0014b9 LG |
270 | -1,\r |
271 | -1,\r | |
733f138d | 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 | |
ba0014b9 | 288 | \r |
733f138d | 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 |
ba0014b9 | 306 | }\r |
733f138d | 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 | |
bd3fc813 | 342 | SPLIT_LIST *Split;\r |
a405b86d | 343 | \r |
344 | if (PcdGet8(PcdShellSupportLevel) > 3) {\r | |
345 | return (EFI_UNSUPPORTED);\r | |
346 | }\r | |
347 | \r | |
348 | //\r | |
349 | // Clear the screen\r | |
350 | //\r | |
351 | Status = gST->ConOut->ClearScreen(gST->ConOut);\r | |
3c865f20 | 352 | if (EFI_ERROR(Status)) {\r |
353 | return (Status);\r | |
354 | }\r | |
a405b86d | 355 | \r |
356 | //\r | |
357 | // Populate the global structure from PCDs\r | |
358 | //\r | |
359 | ShellInfoObject.ImageDevPath = NULL;\r | |
360 | ShellInfoObject.FileDevPath = NULL;\r | |
361 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
362 | ShellInfoObject.ViewingSettings.InsertMode = PcdGetBool(PcdShellInsertModeDefault);\r | |
363 | ShellInfoObject.LogScreenCount = PcdGet8 (PcdShellScreenLogCount );\r | |
364 | \r | |
365 | //\r | |
366 | // verify we dont allow for spec violation\r | |
367 | //\r | |
368 | ASSERT(ShellInfoObject.LogScreenCount >= 3);\r | |
369 | \r | |
370 | //\r | |
371 | // Initialize the LIST ENTRY objects...\r | |
372 | //\r | |
373 | InitializeListHead(&ShellInfoObject.BufferToFreeList.Link);\r | |
374 | InitializeListHead(&ShellInfoObject.ViewingSettings.CommandHistory.Link);\r | |
375 | InitializeListHead(&ShellInfoObject.SplitList.Link);\r | |
376 | \r | |
377 | //\r | |
378 | // Check PCDs for optional features that are not implemented yet.\r | |
379 | //\r | |
380 | if ( PcdGetBool(PcdShellSupportOldProtocols)\r | |
381 | || !FeaturePcdGet(PcdShellRequireHiiPlatform)\r | |
382 | || FeaturePcdGet(PcdShellSupportFrameworkHii)\r | |
383 | ) {\r | |
384 | return (EFI_UNSUPPORTED);\r | |
385 | }\r | |
386 | \r | |
387 | //\r | |
388 | // turn off the watchdog timer\r | |
389 | //\r | |
390 | gBS->SetWatchdogTimer (0, 0, 0, NULL);\r | |
391 | \r | |
392 | //\r | |
393 | // install our console logger. This will keep a log of the output for back-browsing\r | |
394 | //\r | |
395 | Status = ConsoleLoggerInstall(ShellInfoObject.LogScreenCount, &ShellInfoObject.ConsoleInfo);\r | |
3c865f20 | 396 | if (!EFI_ERROR(Status)) {\r |
397 | //\r | |
398 | // Enable the cursor to be visible\r | |
399 | //\r | |
400 | gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r | |
a405b86d | 401 | \r |
3c865f20 | 402 | //\r |
403 | // If supporting EFI 1.1 we need to install HII protocol\r | |
404 | // only do this if PcdShellRequireHiiPlatform == FALSE\r | |
405 | //\r | |
406 | // remove EFI_UNSUPPORTED check above when complete.\r | |
407 | ///@todo add support for Framework HII\r | |
a405b86d | 408 | \r |
3c865f20 | 409 | //\r |
410 | // install our (solitary) HII package\r | |
411 | //\r | |
412 | ShellInfoObject.HiiHandle = HiiAddPackages (&gEfiCallerIdGuid, gImageHandle, ShellStrings, NULL);\r | |
a405b86d | 413 | if (ShellInfoObject.HiiHandle == NULL) {\r |
3c865f20 | 414 | if (PcdGetBool(PcdShellSupportFrameworkHii)) {\r |
415 | ///@todo Add our package into Framework HII\r | |
416 | }\r | |
417 | if (ShellInfoObject.HiiHandle == NULL) {\r | |
0477054b BJ |
418 | Status = EFI_NOT_STARTED;\r |
419 | goto FreeResources;\r | |
3c865f20 | 420 | }\r |
a405b86d | 421 | }\r |
a405b86d | 422 | \r |
3c865f20 | 423 | //\r |
424 | // create and install the EfiShellParametersProtocol\r | |
425 | //\r | |
426 | Status = CreatePopulateInstallShellParametersProtocol(&ShellInfoObject.NewShellParametersProtocol, &ShellInfoObject.RootShellInstance);\r | |
427 | ASSERT_EFI_ERROR(Status);\r | |
428 | ASSERT(ShellInfoObject.NewShellParametersProtocol != NULL);\r | |
a405b86d | 429 | \r |
3c865f20 | 430 | //\r |
431 | // create and install the EfiShellProtocol\r | |
432 | //\r | |
433 | Status = CreatePopulateInstallShellProtocol(&ShellInfoObject.NewEfiShellProtocol);\r | |
434 | ASSERT_EFI_ERROR(Status);\r | |
435 | ASSERT(ShellInfoObject.NewEfiShellProtocol != NULL);\r | |
a405b86d | 436 | \r |
3c865f20 | 437 | //\r |
438 | // Now initialize the shell library (it requires Shell Parameters protocol)\r | |
439 | //\r | |
440 | Status = ShellInitialize();\r | |
441 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 442 | \r |
3c865f20 | 443 | Status = CommandInit();\r |
444 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 445 | \r |
b62bb885 QS |
446 | Status = ShellInitEnvVarList ();\r |
447 | \r | |
3c865f20 | 448 | //\r |
449 | // Check the command line\r | |
450 | //\r | |
da92bf85 BJ |
451 | Status = ProcessCommandLine ();\r |
452 | if (EFI_ERROR (Status)) {\r | |
453 | goto FreeResources;\r | |
454 | }\r | |
a405b86d | 455 | \r |
3c865f20 | 456 | //\r |
457 | // If shell support level is >= 1 create the mappings and paths\r | |
458 | //\r | |
459 | if (PcdGet8(PcdShellSupportLevel) >= 1) {\r | |
460 | Status = ShellCommandCreateInitialMappingsAndPaths();\r | |
461 | }\r | |
a405b86d | 462 | \r |
dcbdb8bf QS |
463 | //\r |
464 | // Set the environment variable for nesting support\r | |
465 | //\r | |
466 | Size = 0;\r | |
467 | TempString = NULL;\r | |
468 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest) {\r | |
469 | //\r | |
470 | // No change. require nesting in Shell Protocol Execute()\r | |
471 | //\r | |
472 | StrnCatGrow(&TempString,\r | |
473 | &Size,\r | |
474 | L"False",\r | |
475 | 0);\r | |
476 | } else {\r | |
477 | StrnCatGrow(&TempString,\r | |
478 | &Size,\r | |
479 | mNoNestingTrue,\r | |
480 | 0);\r | |
481 | }\r | |
482 | Status = InternalEfiShellSetEnv(mNoNestingEnvVarName, TempString, TRUE);\r | |
483 | SHELL_FREE_NON_NULL(TempString);\r | |
484 | Size = 0;\r | |
485 | \r | |
3c865f20 | 486 | //\r |
487 | // save the device path for the loaded image and the device path for the filepath (under loaded image)\r | |
488 | // These are where to look for the startup.nsh file\r | |
489 | //\r | |
490 | Status = GetDevicePathsForImageAndFile(&ShellInfoObject.ImageDevPath, &ShellInfoObject.FileDevPath);\r | |
a405b86d | 491 | ASSERT_EFI_ERROR(Status);\r |
a405b86d | 492 | \r |
3c865f20 | 493 | //\r |
494 | // Display the version\r | |
495 | //\r | |
496 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion) {\r | |
497 | ShellPrintHiiEx (\r | |
498 | 0,\r | |
499 | gST->ConOut->Mode->CursorRow,\r | |
500 | NULL,\r | |
284e034f | 501 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SHELL),\r |
3c865f20 | 502 | ShellInfoObject.HiiHandle,\r |
503 | SupportLevel[PcdGet8(PcdShellSupportLevel)],\r | |
504 | gEfiShellProtocol->MajorVersion,\r | |
284e034f CP |
505 | gEfiShellProtocol->MinorVersion\r |
506 | );\r | |
507 | \r | |
508 | ShellPrintHiiEx (\r | |
509 | -1,\r | |
510 | -1,\r | |
511 | NULL,\r | |
512 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SUPPLIER),\r | |
513 | ShellInfoObject.HiiHandle,\r | |
514 | (CHAR16 *) PcdGetPtr (PcdShellSupplier)\r | |
515 | );\r | |
516 | \r | |
517 | ShellPrintHiiEx (\r | |
518 | -1,\r | |
519 | -1,\r | |
520 | NULL,\r | |
521 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_UEFI),\r | |
522 | ShellInfoObject.HiiHandle,\r | |
3c865f20 | 523 | (gST->Hdr.Revision&0xffff0000)>>16,\r |
524 | (gST->Hdr.Revision&0x0000ffff),\r | |
525 | gST->FirmwareVendor,\r | |
526 | gST->FirmwareRevision\r | |
527 | );\r | |
528 | }\r | |
a405b86d | 529 | \r |
3c865f20 | 530 | //\r |
531 | // Display the mapping\r | |
532 | //\r | |
533 | if (PcdGet8(PcdShellSupportLevel) >= 2 && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap) {\r | |
a308e058 | 534 | Status = RunCommand(L"map");\r |
3c865f20 | 535 | ASSERT_EFI_ERROR(Status);\r |
536 | }\r | |
a405b86d | 537 | \r |
3c865f20 | 538 | //\r |
539 | // init all the built in alias'\r | |
540 | //\r | |
541 | Status = SetBuiltInAlias();\r | |
542 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 543 | \r |
3c865f20 | 544 | //\r |
545 | // Initialize environment variables\r | |
546 | //\r | |
547 | if (ShellCommandGetProfileList() != NULL) {\r | |
548 | Status = InternalEfiShellSetEnv(L"profiles", ShellCommandGetProfileList(), TRUE);\r | |
549 | ASSERT_EFI_ERROR(Status);\r | |
550 | }\r | |
a405b86d | 551 | \r |
3c865f20 | 552 | Size = 100;\r |
553 | TempString = AllocateZeroPool(Size);\r | |
a405b86d | 554 | \r |
3c865f20 | 555 | UnicodeSPrint(TempString, Size, L"%d", PcdGet8(PcdShellSupportLevel));\r |
556 | Status = InternalEfiShellSetEnv(L"uefishellsupport", TempString, TRUE);\r | |
557 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 558 | \r |
3c865f20 | 559 | UnicodeSPrint(TempString, Size, L"%d.%d", ShellInfoObject.NewEfiShellProtocol->MajorVersion, ShellInfoObject.NewEfiShellProtocol->MinorVersion);\r |
560 | Status = InternalEfiShellSetEnv(L"uefishellversion", TempString, TRUE);\r | |
561 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 562 | \r |
3c865f20 | 563 | UnicodeSPrint(TempString, Size, L"%d.%d", (gST->Hdr.Revision & 0xFFFF0000) >> 16, gST->Hdr.Revision & 0x0000FFFF);\r |
564 | Status = InternalEfiShellSetEnv(L"uefiversion", TempString, TRUE);\r | |
565 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 566 | \r |
3c865f20 | 567 | FreePool(TempString);\r |
a405b86d | 568 | \r |
3c865f20 | 569 | if (!EFI_ERROR(Status)) {\r |
570 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r | |
a405b86d | 571 | //\r |
3c865f20 | 572 | // Set up the event for CTRL-C monitoring...\r |
a405b86d | 573 | //\r |
8be0ba36 | 574 | Status = InernalEfiShellStartMonitor();\r |
3c865f20 | 575 | }\r |
576 | \r | |
733f138d | 577 | if (!EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
578 | //\r | |
579 | // Set up the event for CTRL-S monitoring...\r | |
580 | //\r | |
581 | Status = InternalEfiShellStartCtrlSMonitor();\r | |
582 | }\r | |
583 | \r | |
a49f6a2f | 584 | if (!EFI_ERROR(Status) && ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
585 | //\r | |
586 | // close off the gST->ConIn\r | |
587 | //\r | |
588 | OldConIn = gST->ConIn;\r | |
589 | ConInHandle = gST->ConsoleInHandle;\r | |
590 | gST->ConIn = CreateSimpleTextInOnFile((SHELL_FILE_HANDLE)&FileInterfaceNulFile, &gST->ConsoleInHandle);\r | |
591 | } else {\r | |
592 | OldConIn = NULL;\r | |
593 | ConInHandle = NULL;\r | |
594 | }\r | |
595 | \r | |
3c865f20 | 596 | if (!EFI_ERROR(Status) && PcdGet8(PcdShellSupportLevel) >= 1) {\r |
a405b86d | 597 | //\r |
3c865f20 | 598 | // process the startup script or launch the called app.\r |
a405b86d | 599 | //\r |
a308e058 | 600 | Status = DoStartupScript(ShellInfoObject.ImageDevPath, ShellInfoObject.FileDevPath);\r |
3c865f20 | 601 | }\r |
a405b86d | 602 | \r |
ca79c798 | 603 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit && !ShellCommandGetExit() && (PcdGet8(PcdShellSupportLevel) >= 3 || PcdGetBool(PcdShellForceConsole)) && !EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
a405b86d | 604 | //\r |
3c865f20 | 605 | // begin the UI waiting loop\r |
a405b86d | 606 | //\r |
3c865f20 | 607 | do {\r |
608 | //\r | |
609 | // clean out all the memory allocated for CONST <something> * return values\r | |
610 | // between each shell prompt presentation\r | |
611 | //\r | |
612 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
613 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
614 | }\r | |
615 | \r | |
616 | //\r | |
617 | // Reset page break back to default.\r | |
618 | //\r | |
619 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
81cd2f53 | 620 | ASSERT (ShellInfoObject.ConsoleInfo != NULL);\r |
3c865f20 | 621 | ShellInfoObject.ConsoleInfo->Enabled = TRUE;\r |
622 | ShellInfoObject.ConsoleInfo->RowCounter = 0;\r | |
623 | \r | |
624 | //\r | |
625 | // Display Prompt\r | |
626 | //\r | |
627 | Status = DoShellPrompt();\r | |
628 | } while (!ShellCommandGetExit());\r | |
629 | }\r | |
a49f6a2f | 630 | if (OldConIn != NULL && ConInHandle != NULL) {\r |
631 | CloseSimpleTextInOnFile (gST->ConIn);\r | |
632 | gST->ConIn = OldConIn;\r | |
633 | gST->ConsoleInHandle = ConInHandle;\r | |
634 | }\r | |
a405b86d | 635 | }\r |
636 | }\r | |
3c865f20 | 637 | \r |
0477054b | 638 | FreeResources:\r |
a405b86d | 639 | //\r |
640 | // uninstall protocols / free memory / etc...\r | |
641 | //\r | |
642 | if (ShellInfoObject.UserBreakTimer != NULL) {\r | |
643 | gBS->CloseEvent(ShellInfoObject.UserBreakTimer);\r | |
644 | DEBUG_CODE(ShellInfoObject.UserBreakTimer = NULL;);\r | |
645 | }\r | |
a405b86d | 646 | if (ShellInfoObject.ImageDevPath != NULL) {\r |
647 | FreePool(ShellInfoObject.ImageDevPath);\r | |
648 | DEBUG_CODE(ShellInfoObject.ImageDevPath = NULL;);\r | |
649 | }\r | |
650 | if (ShellInfoObject.FileDevPath != NULL) {\r | |
651 | FreePool(ShellInfoObject.FileDevPath);\r | |
652 | DEBUG_CODE(ShellInfoObject.FileDevPath = NULL;);\r | |
653 | }\r | |
654 | if (ShellInfoObject.NewShellParametersProtocol != NULL) {\r | |
655 | CleanUpShellParametersProtocol(ShellInfoObject.NewShellParametersProtocol);\r | |
656 | DEBUG_CODE(ShellInfoObject.NewShellParametersProtocol = NULL;);\r | |
657 | }\r | |
658 | if (ShellInfoObject.NewEfiShellProtocol != NULL){\r | |
8be0ba36 | 659 | if (ShellInfoObject.NewEfiShellProtocol->IsRootShell()){\r |
92670471 | 660 | InternalEfiShellSetEnv(L"cwd", NULL, TRUE);\r |
8be0ba36 | 661 | }\r |
03140346 | 662 | CleanUpShellEnvironment (ShellInfoObject.NewEfiShellProtocol);\r |
a405b86d | 663 | DEBUG_CODE(ShellInfoObject.NewEfiShellProtocol = NULL;);\r |
664 | }\r | |
665 | \r | |
666 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
667 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
668 | }\r | |
669 | \r | |
670 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)){\r | |
bd3fc813 MH |
671 | ASSERT(FALSE); ///@todo finish this de-allocation (free SplitStdIn/Out when needed).\r |
672 | \r | |
673 | for ( Split = (SPLIT_LIST*)GetFirstNode (&ShellInfoObject.SplitList.Link)\r | |
674 | ; !IsNull (&ShellInfoObject.SplitList.Link, &Split->Link)\r | |
675 | ; Split = (SPLIT_LIST *)GetNextNode (&ShellInfoObject.SplitList.Link, &Split->Link)\r | |
676 | ) {\r | |
677 | RemoveEntryList (&Split->Link);\r | |
678 | FreePool (Split);\r | |
679 | }\r | |
680 | \r | |
681 | DEBUG_CODE (InitializeListHead (&ShellInfoObject.SplitList.Link););\r | |
a405b86d | 682 | }\r |
683 | \r | |
684 | if (ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
685 | FreePool(ShellInfoObject.ShellInitSettings.FileName);\r | |
686 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileName = NULL;);\r | |
687 | }\r | |
688 | \r | |
689 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
690 | FreePool(ShellInfoObject.ShellInitSettings.FileOptions);\r | |
691 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileOptions = NULL;);\r | |
692 | }\r | |
693 | \r | |
694 | if (ShellInfoObject.HiiHandle != NULL) {\r | |
695 | HiiRemovePackages(ShellInfoObject.HiiHandle);\r | |
696 | DEBUG_CODE(ShellInfoObject.HiiHandle = NULL;);\r | |
697 | }\r | |
698 | \r | |
699 | if (!IsListEmpty(&ShellInfoObject.ViewingSettings.CommandHistory.Link)){\r | |
700 | FreeBufferList(&ShellInfoObject.ViewingSettings.CommandHistory);\r | |
701 | }\r | |
702 | \r | |
703 | ASSERT(ShellInfoObject.ConsoleInfo != NULL);\r | |
704 | if (ShellInfoObject.ConsoleInfo != NULL) {\r | |
705 | ConsoleLoggerUninstall(ShellInfoObject.ConsoleInfo);\r | |
706 | FreePool(ShellInfoObject.ConsoleInfo);\r | |
707 | DEBUG_CODE(ShellInfoObject.ConsoleInfo = NULL;);\r | |
708 | }\r | |
709 | \r | |
b62bb885 QS |
710 | ShellFreeEnvVarList ();\r |
711 | \r | |
a308e058 RN |
712 | if (ShellCommandGetExit()) {\r |
713 | return ((EFI_STATUS)ShellCommandGetExitCode());\r | |
b6b22b13 | 714 | }\r |
a308e058 | 715 | return (Status);\r |
a405b86d | 716 | }\r |
717 | \r | |
718 | /**\r | |
719 | Sets all the alias' that were registered with the ShellCommandLib library.\r | |
720 | \r | |
d08a5464 | 721 | @retval EFI_SUCCESS all init commands were run successfully.\r |
a405b86d | 722 | **/\r |
723 | EFI_STATUS\r | |
a405b86d | 724 | SetBuiltInAlias(\r |
e7275d3f | 725 | VOID\r |
a405b86d | 726 | )\r |
727 | {\r | |
728 | EFI_STATUS Status;\r | |
729 | CONST ALIAS_LIST *List;\r | |
730 | ALIAS_LIST *Node;\r | |
731 | \r | |
732 | //\r | |
733 | // Get all the commands we want to run\r | |
734 | //\r | |
735 | List = ShellCommandGetInitAliasList();\r | |
736 | \r | |
737 | //\r | |
738 | // for each command in the List\r | |
739 | //\r | |
740 | for ( Node = (ALIAS_LIST*)GetFirstNode(&List->Link)\r | |
741 | ; !IsNull (&List->Link, &Node->Link)\r | |
742 | ; Node = (ALIAS_LIST *)GetNextNode(&List->Link, &Node->Link)\r | |
743 | ){\r | |
744 | //\r | |
745 | // install the alias'\r | |
746 | //\r | |
747 | Status = InternalSetAlias(Node->CommandString, Node->Alias, TRUE);\r | |
748 | ASSERT_EFI_ERROR(Status);\r | |
749 | }\r | |
750 | return (EFI_SUCCESS);\r | |
751 | }\r | |
752 | \r | |
753 | /**\r | |
754 | Internal function to determine if 2 command names are really the same.\r | |
755 | \r | |
756 | @param[in] Command1 The pointer to the first command name.\r | |
757 | @param[in] Command2 The pointer to the second command name.\r | |
758 | \r | |
759 | @retval TRUE The 2 command names are the same.\r | |
760 | @retval FALSE The 2 command names are not the same.\r | |
761 | **/\r | |
762 | BOOLEAN\r | |
a405b86d | 763 | IsCommand(\r |
764 | IN CONST CHAR16 *Command1,\r | |
765 | IN CONST CHAR16 *Command2\r | |
766 | )\r | |
767 | {\r | |
768 | if (StringNoCaseCompare(&Command1, &Command2) == 0) {\r | |
769 | return (TRUE);\r | |
770 | }\r | |
771 | return (FALSE);\r | |
772 | }\r | |
773 | \r | |
774 | /**\r | |
775 | Internal function to determine if a command is a script only command.\r | |
776 | \r | |
777 | @param[in] CommandName The pointer to the command name.\r | |
778 | \r | |
779 | @retval TRUE The command is a script only command.\r | |
780 | @retval FALSE The command is not a script only command.\r | |
781 | **/\r | |
782 | BOOLEAN\r | |
a405b86d | 783 | IsScriptOnlyCommand(\r |
784 | IN CONST CHAR16 *CommandName\r | |
785 | )\r | |
786 | {\r | |
787 | if (IsCommand(CommandName, L"for")\r | |
788 | ||IsCommand(CommandName, L"endfor")\r | |
789 | ||IsCommand(CommandName, L"if")\r | |
790 | ||IsCommand(CommandName, L"else")\r | |
791 | ||IsCommand(CommandName, L"endif")\r | |
792 | ||IsCommand(CommandName, L"goto")) {\r | |
793 | return (TRUE);\r | |
794 | }\r | |
795 | return (FALSE);\r | |
796 | }\r | |
797 | \r | |
a405b86d | 798 | /**\r |
799 | This function will populate the 2 device path protocol parameters based on the\r | |
800 | global gImageHandle. The DevPath will point to the device path for the handle that has\r | |
801 | loaded image protocol installed on it. The FilePath will point to the device path\r | |
802 | for the file that was loaded.\r | |
803 | \r | |
d08a5464 JP |
804 | @param[in, out] DevPath On a successful return the device path to the loaded image.\r |
805 | @param[in, out] FilePath On a successful return the device path to the file.\r | |
a405b86d | 806 | \r |
d08a5464 | 807 | @retval EFI_SUCCESS The 2 device paths were successfully returned.\r |
a405b86d | 808 | @retval other A error from gBS->HandleProtocol.\r |
809 | \r | |
810 | @sa HandleProtocol\r | |
811 | **/\r | |
812 | EFI_STATUS\r | |
a405b86d | 813 | GetDevicePathsForImageAndFile (\r |
814 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPath,\r | |
815 | IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath\r | |
816 | )\r | |
817 | {\r | |
818 | EFI_STATUS Status;\r | |
819 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
820 | EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath;\r | |
821 | \r | |
822 | ASSERT(DevPath != NULL);\r | |
823 | ASSERT(FilePath != NULL);\r | |
824 | \r | |
825 | Status = gBS->OpenProtocol (\r | |
826 | gImageHandle,\r | |
827 | &gEfiLoadedImageProtocolGuid,\r | |
828 | (VOID**)&LoadedImage,\r | |
829 | gImageHandle,\r | |
830 | NULL,\r | |
831 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
832 | );\r | |
833 | if (!EFI_ERROR (Status)) {\r | |
834 | Status = gBS->OpenProtocol (\r | |
835 | LoadedImage->DeviceHandle,\r | |
836 | &gEfiDevicePathProtocolGuid,\r | |
837 | (VOID**)&ImageDevicePath,\r | |
838 | gImageHandle,\r | |
839 | NULL,\r | |
840 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
841 | );\r | |
842 | if (!EFI_ERROR (Status)) {\r | |
843 | *DevPath = DuplicateDevicePath (ImageDevicePath);\r | |
844 | *FilePath = DuplicateDevicePath (LoadedImage->FilePath);\r | |
a49f6a2f | 845 | gBS->CloseProtocol(\r |
846 | LoadedImage->DeviceHandle,\r | |
847 | &gEfiDevicePathProtocolGuid,\r | |
848 | gImageHandle,\r | |
849 | NULL);\r | |
a405b86d | 850 | }\r |
851 | gBS->CloseProtocol(\r | |
852 | gImageHandle,\r | |
853 | &gEfiLoadedImageProtocolGuid,\r | |
854 | gImageHandle,\r | |
855 | NULL);\r | |
856 | }\r | |
857 | return (Status);\r | |
858 | }\r | |
859 | \r | |
a405b86d | 860 | /**\r |
861 | Process all Uefi Shell 2.0 command line options.\r | |
862 | \r | |
863 | see Uefi Shell 2.0 section 3.2 for full details.\r | |
864 | \r | |
865 | the command line must resemble the following:\r | |
866 | \r | |
867 | shell.efi [ShellOpt-options] [options] [file-name [file-name-options]]\r | |
868 | \r | |
869 | ShellOpt-options Options which control the initialization behavior of the shell.\r | |
870 | These options are read from the EFI global variable "ShellOpt"\r | |
871 | and are processed before options or file-name.\r | |
872 | \r | |
873 | options Options which control the initialization behavior of the shell.\r | |
874 | \r | |
875 | file-name The name of a UEFI shell application or script to be executed\r | |
876 | after initialization is complete. By default, if file-name is\r | |
877 | specified, then -nostartup is implied. Scripts are not supported\r | |
878 | by level 0.\r | |
879 | \r | |
880 | file-name-options The command-line options that are passed to file-name when it\r | |
881 | is invoked.\r | |
882 | \r | |
883 | This will initialize the ShellInfoObject.ShellInitSettings global variable.\r | |
884 | \r | |
885 | @retval EFI_SUCCESS The variable is initialized.\r | |
886 | **/\r | |
887 | EFI_STATUS\r | |
a405b86d | 888 | ProcessCommandLine(\r |
889 | VOID\r | |
890 | )\r | |
891 | {\r | |
23385d63 BJ |
892 | UINTN Size;\r |
893 | UINTN LoopVar;\r | |
894 | CHAR16 *CurrentArg;\r | |
895 | CHAR16 *DelayValueStr;\r | |
896 | UINT64 DelayValue;\r | |
897 | EFI_STATUS Status;\r | |
898 | EFI_UNICODE_COLLATION_PROTOCOL *UnicodeCollation;\r | |
899 | \r | |
900 | // `file-name-options` will contain arguments to `file-name` that we don't\r | |
901 | // know about. This would cause ShellCommandLineParse to error, so we parse\r | |
902 | // arguments manually, ignoring those after the first thing that doesn't look\r | |
903 | // like a shell option (which is assumed to be `file-name`).\r | |
904 | \r | |
905 | Status = gBS->LocateProtocol (\r | |
f3a51e98 | 906 | &gEfiUnicodeCollation2ProtocolGuid,\r |
23385d63 BJ |
907 | NULL,\r |
908 | (VOID **) &UnicodeCollation\r | |
909 | );\r | |
910 | if (EFI_ERROR (Status)) {\r | |
f3a51e98 MH |
911 | Status = gBS->LocateProtocol (\r |
912 | &gEfiUnicodeCollationProtocolGuid,\r | |
913 | NULL,\r | |
914 | (VOID **) &UnicodeCollation\r | |
915 | );\r | |
916 | if (EFI_ERROR (Status)) {\r | |
917 | return Status;\r | |
918 | }\r | |
23385d63 BJ |
919 | }\r |
920 | \r | |
921 | // Set default options\r | |
922 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = FALSE;\r | |
923 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = FALSE;\r | |
924 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = FALSE;\r | |
925 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = FALSE;\r | |
926 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = FALSE;\r | |
927 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = FALSE;\r | |
928 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = FALSE;\r | |
929 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = FALSE;\r | |
930 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = FALSE;\r | |
dcbdb8bf | 931 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest = FALSE;\r |
23385d63 BJ |
932 | ShellInfoObject.ShellInitSettings.Delay = 5;\r |
933 | \r | |
e9d19a80 CP |
934 | //\r |
935 | // Start LoopVar at 0 to parse only optional arguments at Argv[0]\r | |
936 | // and parse other parameters from Argv[1]. This is for use case that\r | |
937 | // UEFI Shell boot option is created, and OptionalData is provided\r | |
938 | // that starts with shell command-line options.\r | |
939 | //\r | |
940 | for (LoopVar = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r | |
23385d63 BJ |
941 | CurrentArg = gEfiShellParametersProtocol->Argv[LoopVar];\r |
942 | if (UnicodeCollation->StriColl (\r | |
943 | UnicodeCollation,\r | |
944 | L"-startup",\r | |
945 | CurrentArg\r | |
946 | ) == 0) {\r | |
947 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = TRUE;\r | |
3c865f20 | 948 | }\r |
23385d63 BJ |
949 | else if (UnicodeCollation->StriColl (\r |
950 | UnicodeCollation,\r | |
951 | L"-nostartup",\r | |
952 | CurrentArg\r | |
953 | ) == 0) {\r | |
954 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = TRUE;\r | |
955 | }\r | |
956 | else if (UnicodeCollation->StriColl (\r | |
957 | UnicodeCollation,\r | |
958 | L"-noconsoleout",\r | |
959 | CurrentArg\r | |
960 | ) == 0) {\r | |
961 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = TRUE;\r | |
962 | }\r | |
963 | else if (UnicodeCollation->StriColl (\r | |
964 | UnicodeCollation,\r | |
965 | L"-noconsolein",\r | |
966 | CurrentArg\r | |
967 | ) == 0) {\r | |
968 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = TRUE;\r | |
969 | }\r | |
970 | else if (UnicodeCollation->StriColl (\r | |
971 | UnicodeCollation,\r | |
972 | L"-nointerrupt",\r | |
973 | CurrentArg\r | |
974 | ) == 0) {\r | |
975 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = TRUE;\r | |
976 | }\r | |
977 | else if (UnicodeCollation->StriColl (\r | |
978 | UnicodeCollation,\r | |
979 | L"-nomap",\r | |
980 | CurrentArg\r | |
981 | ) == 0) {\r | |
982 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = TRUE;\r | |
983 | }\r | |
984 | else if (UnicodeCollation->StriColl (\r | |
985 | UnicodeCollation,\r | |
986 | L"-noversion",\r | |
987 | CurrentArg\r | |
988 | ) == 0) {\r | |
989 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = TRUE;\r | |
990 | }\r | |
dcbdb8bf QS |
991 | else if (UnicodeCollation->StriColl (\r |
992 | UnicodeCollation,\r | |
993 | L"-nonest",\r | |
994 | CurrentArg\r | |
995 | ) == 0) {\r | |
996 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest = TRUE;\r | |
997 | }\r | |
23385d63 BJ |
998 | else if (UnicodeCollation->StriColl (\r |
999 | UnicodeCollation,\r | |
1000 | L"-delay",\r | |
1001 | CurrentArg\r | |
1002 | ) == 0) {\r | |
1003 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = TRUE;\r | |
1004 | // Check for optional delay value following "-delay"\r | |
1005 | DelayValueStr = gEfiShellParametersProtocol->Argv[LoopVar + 1];\r | |
1006 | if (DelayValueStr != NULL){\r | |
1007 | if (*DelayValueStr == L':') {\r | |
1008 | DelayValueStr++;\r | |
1009 | }\r | |
1010 | if (!EFI_ERROR(ShellConvertStringToUint64 (\r | |
1011 | DelayValueStr,\r | |
1012 | &DelayValue,\r | |
1013 | FALSE,\r | |
1014 | FALSE\r | |
1015 | ))) {\r | |
1016 | ShellInfoObject.ShellInitSettings.Delay = (UINTN)DelayValue;\r | |
1017 | LoopVar++;\r | |
1018 | }\r | |
1019 | }\r | |
1020 | } else if (UnicodeCollation->StriColl (\r | |
1021 | UnicodeCollation,\r | |
6ca29fa3 | 1022 | L"-exit",\r |
23385d63 BJ |
1023 | CurrentArg\r |
1024 | ) == 0) {\r | |
1025 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = TRUE;\r | |
1026 | } else if (StrnCmp (L"-", CurrentArg, 1) == 0) {\r | |
d08a5464 | 1027 | // Unrecognized option\r |
23385d63 BJ |
1028 | ShellPrintHiiEx(-1, -1, NULL,\r |
1029 | STRING_TOKEN (STR_GEN_PROBLEM),\r | |
1030 | ShellInfoObject.HiiHandle,\r | |
1031 | CurrentArg\r | |
1032 | );\r | |
1033 | return EFI_INVALID_PARAMETER;\r | |
1034 | } else {\r | |
e9d19a80 CP |
1035 | //\r |
1036 | // First argument should be Shell.efi image name\r | |
1037 | //\r | |
1038 | if (LoopVar == 0) {\r | |
1039 | continue;\r | |
1040 | }\r | |
1041 | \r | |
e044364b MK |
1042 | ShellInfoObject.ShellInitSettings.FileName = NULL;\r |
1043 | Size = 0;\r | |
1044 | //\r | |
1045 | // If first argument contains a space, then add double quotes before the argument\r | |
1046 | //\r | |
1047 | if (StrStr (CurrentArg, L" ") != NULL) {\r | |
1048 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileName, &Size, L"\"", 0);\r | |
1049 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r | |
1050 | return (EFI_OUT_OF_RESOURCES);\r | |
1051 | }\r | |
1052 | }\r | |
1053 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileName, &Size, CurrentArg, 0);\r | |
23385d63 BJ |
1054 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r |
1055 | return (EFI_OUT_OF_RESOURCES);\r | |
1056 | }\r | |
1057 | //\r | |
e044364b MK |
1058 | // If first argument contains a space, then add double quotes after the argument\r |
1059 | //\r | |
1060 | if (StrStr (CurrentArg, L" ") != NULL) {\r | |
1061 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileName, &Size, L"\"", 0);\r | |
1062 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r | |
1063 | return (EFI_OUT_OF_RESOURCES);\r | |
1064 | }\r | |
1065 | }\r | |
1066 | //\r | |
23385d63 BJ |
1067 | // We found `file-name`.\r |
1068 | //\r | |
1069 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = 1;\r | |
23385d63 BJ |
1070 | LoopVar++;\r |
1071 | \r | |
1072 | // Add `file-name-options`\r | |
ba71f790 | 1073 | for (Size = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r |
23385d63 | 1074 | ASSERT((ShellInfoObject.ShellInitSettings.FileOptions == NULL && Size == 0) || (ShellInfoObject.ShellInitSettings.FileOptions != NULL));\r |
e044364b MK |
1075 | //\r |
1076 | // Add a space between arguments\r | |
1077 | //\r | |
1078 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
1079 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions, &Size, L" ", 0);\r | |
1080 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1081 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1082 | return (EFI_OUT_OF_RESOURCES);\r | |
1083 | }\r | |
1084 | }\r | |
1085 | //\r | |
1086 | // If an argumnent contains a space, then add double quotes before the argument\r | |
1087 | //\r | |
1088 | if (StrStr (gEfiShellParametersProtocol->Argv[LoopVar], L" ") != NULL) {\r | |
1089 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1090 | &Size,\r | |
1091 | L"\"",\r | |
1092 | 0);\r | |
1093 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1094 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1095 | return (EFI_OUT_OF_RESOURCES);\r | |
1096 | }\r | |
23385d63 BJ |
1097 | }\r |
1098 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1099 | &Size,\r | |
1100 | gEfiShellParametersProtocol->Argv[LoopVar],\r | |
1101 | 0);\r | |
1102 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1103 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1104 | return (EFI_OUT_OF_RESOURCES);\r | |
a405b86d | 1105 | }\r |
e044364b MK |
1106 | //\r |
1107 | // If an argumnent contains a space, then add double quotes after the argument\r | |
1108 | //\r | |
1109 | if (StrStr (gEfiShellParametersProtocol->Argv[LoopVar], L" ") != NULL) {\r | |
1110 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1111 | &Size,\r | |
1112 | L"\"",\r | |
1113 | 0);\r | |
1114 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1115 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1116 | return (EFI_OUT_OF_RESOURCES);\r | |
1117 | }\r | |
1118 | }\r | |
a405b86d | 1119 | }\r |
a405b86d | 1120 | }\r |
1121 | }\r | |
1122 | \r | |
23385d63 | 1123 | // "-nointerrupt" overrides "-delay"\r |
733f138d | 1124 | if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r |
1125 | ShellInfoObject.ShellInitSettings.Delay = 0;\r | |
a405b86d | 1126 | }\r |
a405b86d | 1127 | \r |
23385d63 | 1128 | return EFI_SUCCESS;\r |
a405b86d | 1129 | }\r |
1130 | \r | |
aaf51f08 CC |
1131 | /**\r |
1132 | Function try to find location of the Startup.nsh file.\r | |
ba0014b9 | 1133 | \r |
aaf51f08 CC |
1134 | The buffer is callee allocated and should be freed by the caller.\r |
1135 | \r | |
3efa3f3d DB |
1136 | @param ImageDevicePath The path to the image for shell. first place to look for the startup script\r |
1137 | @param FileDevicePath The path to the file for shell. second place to look for the startup script.\r | |
aaf51f08 CC |
1138 | \r |
1139 | @retval NULL No Startup.nsh file was found.\r | |
1140 | @return !=NULL Pointer to NULL-terminated path.\r | |
1141 | **/\r | |
1142 | CHAR16 *\r | |
1143 | LocateStartupScript (\r | |
1144 | IN EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath,\r | |
1145 | IN EFI_DEVICE_PATH_PROTOCOL *FileDevicePath\r | |
1146 | )\r | |
1147 | {\r | |
1148 | CHAR16 *StartupScriptPath;\r | |
1149 | CHAR16 *TempSpot;\r | |
1150 | CONST CHAR16 *MapName;\r | |
1151 | UINTN Size;\r | |
1152 | \r | |
1153 | StartupScriptPath = NULL;\r | |
1154 | Size = 0;\r | |
1155 | \r | |
1156 | //\r | |
1157 | // Try to find 'Startup.nsh' in the directory where the shell itself was launched.\r | |
1158 | //\r | |
1159 | MapName = ShellInfoObject.NewEfiShellProtocol->GetMapFromDevicePath (&ImageDevicePath);\r | |
ba0014b9 | 1160 | if (MapName != NULL) {\r |
aaf51f08 | 1161 | StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, MapName, 0);\r |
15de94cf RN |
1162 | if (StartupScriptPath == NULL) {\r |
1163 | //\r | |
1164 | // Do not locate the startup script in sys path when out of resource.\r | |
1165 | //\r | |
1166 | return NULL;\r | |
1167 | }\r | |
aaf51f08 CC |
1168 | TempSpot = StrStr (StartupScriptPath, L";");\r |
1169 | if (TempSpot != NULL) {\r | |
1170 | *TempSpot = CHAR_NULL;\r | |
1171 | }\r | |
1172 | \r | |
c0b1f749 JD |
1173 | InternalEfiShellSetEnv(L"homefilesystem", StartupScriptPath, TRUE);\r |
1174 | \r | |
aaf51f08 CC |
1175 | StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, ((FILEPATH_DEVICE_PATH *)FileDevicePath)->PathName, 0);\r |
1176 | PathRemoveLastItem (StartupScriptPath);\r | |
1177 | StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, mStartupScript, 0);\r | |
1178 | }\r | |
1179 | \r | |
1180 | //\r | |
1181 | // Try to find 'Startup.nsh' in the execution path defined by the envrionment variable PATH.\r | |
1182 | //\r | |
1183 | if ((StartupScriptPath == NULL) || EFI_ERROR (ShellIsFile (StartupScriptPath))) {\r | |
1184 | SHELL_FREE_NON_NULL (StartupScriptPath);\r | |
1185 | StartupScriptPath = ShellFindFilePath (mStartupScript);\r | |
1186 | }\r | |
1187 | \r | |
1188 | return StartupScriptPath;\r | |
1189 | }\r | |
1190 | \r | |
a405b86d | 1191 | /**\r |
1192 | Handles all interaction with the default startup script.\r | |
1193 | \r | |
1194 | this will check that the correct command line parameters were passed, handle the delay, and then start running the script.\r | |
1195 | \r | |
1196 | @param ImagePath the path to the image for shell. first place to look for the startup script\r | |
1197 | @param FilePath the path to the file for shell. second place to look for the startup script.\r | |
1198 | \r | |
1199 | @retval EFI_SUCCESS the variable is initialized.\r | |
1200 | **/\r | |
1201 | EFI_STATUS\r | |
a405b86d | 1202 | DoStartupScript(\r |
a308e058 RN |
1203 | IN EFI_DEVICE_PATH_PROTOCOL *ImagePath,\r |
1204 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
a405b86d | 1205 | )\r |
1206 | {\r | |
1207 | EFI_STATUS Status;\r | |
490ce43d | 1208 | EFI_STATUS CalleeStatus;\r |
a405b86d | 1209 | UINTN Delay;\r |
1210 | EFI_INPUT_KEY Key;\r | |
a405b86d | 1211 | CHAR16 *FileStringPath;\r |
764c21f4 | 1212 | CHAR16 *FullFileStringPath;\r |
a405b86d | 1213 | UINTN NewSize;\r |
1214 | \r | |
1215 | Key.UnicodeChar = CHAR_NULL;\r | |
1216 | Key.ScanCode = 0;\r | |
a405b86d | 1217 | \r |
1218 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup && ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
1219 | //\r | |
1220 | // launch something else instead\r | |
1221 | //\r | |
1222 | NewSize = StrSize(ShellInfoObject.ShellInitSettings.FileName);\r | |
1223 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
1224 | NewSize += StrSize(ShellInfoObject.ShellInitSettings.FileOptions) + sizeof(CHAR16);\r | |
1225 | }\r | |
1226 | FileStringPath = AllocateZeroPool(NewSize);\r | |
3c865f20 | 1227 | if (FileStringPath == NULL) {\r |
1228 | return (EFI_OUT_OF_RESOURCES);\r | |
1229 | }\r | |
e75390f0 | 1230 | StrCpyS(FileStringPath, NewSize/sizeof(CHAR16), ShellInfoObject.ShellInitSettings.FileName);\r |
a405b86d | 1231 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r |
e75390f0 QS |
1232 | StrnCatS(FileStringPath, NewSize/sizeof(CHAR16), L" ", NewSize/sizeof(CHAR16) - StrLen(FileStringPath) -1);\r |
1233 | StrnCatS(FileStringPath, NewSize/sizeof(CHAR16), ShellInfoObject.ShellInitSettings.FileOptions, NewSize/sizeof(CHAR16) - StrLen(FileStringPath) -1);\r | |
a405b86d | 1234 | }\r |
490ce43d QS |
1235 | Status = RunShellCommand(FileStringPath, &CalleeStatus);\r |
1236 | if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit == TRUE) {\r | |
01e3a976 | 1237 | ShellCommandRegisterExit(gEfiShellProtocol->BatchIsActive(), (UINT64)CalleeStatus);\r |
490ce43d | 1238 | }\r |
a405b86d | 1239 | FreePool(FileStringPath);\r |
1240 | return (Status);\r | |
1241 | \r | |
1242 | }\r | |
1243 | \r | |
1244 | //\r | |
1245 | // for shell level 0 we do no scripts\r | |
1246 | // Without the Startup bit overriding we allow for nostartup to prevent scripts\r | |
1247 | //\r | |
1248 | if ( (PcdGet8(PcdShellSupportLevel) < 1)\r | |
1249 | || (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup)\r | |
1250 | ){\r | |
1251 | return (EFI_SUCCESS);\r | |
1252 | }\r | |
1253 | \r | |
5559a41a | 1254 | gST->ConOut->EnableCursor(gST->ConOut, FALSE);\r |
a405b86d | 1255 | //\r |
1256 | // print out our warning and see if they press a key\r | |
1257 | //\r | |
284e034f | 1258 | for ( Status = EFI_UNSUPPORTED, Delay = ShellInfoObject.ShellInitSettings.Delay\r |
733f138d | 1259 | ; Delay != 0 && EFI_ERROR(Status)\r |
a405b86d | 1260 | ; Delay--\r |
1261 | ){\r | |
284e034f CP |
1262 | ShellPrintHiiEx(0, gST->ConOut->Mode->CursorRow, NULL, STRING_TOKEN (STR_SHELL_STARTUP_QUESTION), ShellInfoObject.HiiHandle, Delay);\r |
1263 | gBS->Stall (1000000);\r | |
733f138d | 1264 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
1265 | Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
1266 | }\r | |
a405b86d | 1267 | }\r |
1268 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CRLF), ShellInfoObject.HiiHandle);\r | |
5559a41a | 1269 | gST->ConOut->EnableCursor(gST->ConOut, TRUE);\r |
a405b86d | 1270 | \r |
1271 | //\r | |
1272 | // ESC was pressed\r | |
1273 | //\r | |
1274 | if (Status == EFI_SUCCESS && Key.UnicodeChar == 0 && Key.ScanCode == SCAN_ESC) {\r | |
1275 | return (EFI_SUCCESS);\r | |
1276 | }\r | |
1277 | \r | |
aaf51f08 CC |
1278 | FileStringPath = LocateStartupScript (ImagePath, FilePath);\r |
1279 | if (FileStringPath != NULL) {\r | |
764c21f4 JD |
1280 | FullFileStringPath = FullyQualifyPath(FileStringPath);\r |
1281 | if (FullFileStringPath == NULL) {\r | |
1282 | Status = RunScriptFile (FileStringPath, NULL, FileStringPath, ShellInfoObject.NewShellParametersProtocol);\r | |
1283 | } else {\r | |
1284 | Status = RunScriptFile (FullFileStringPath, NULL, FullFileStringPath, ShellInfoObject.NewShellParametersProtocol);\r | |
1285 | FreePool(FullFileStringPath);\r | |
1286 | }\r | |
aaf51f08 | 1287 | FreePool (FileStringPath);\r |
35b523c2 RN |
1288 | } else {\r |
1289 | //\r | |
1290 | // we return success since startup script is not mandatory.\r | |
1291 | //\r | |
1292 | Status = EFI_SUCCESS;\r | |
a405b86d | 1293 | }\r |
1294 | \r | |
a405b86d | 1295 | return (Status);\r |
1296 | }\r | |
1297 | \r | |
1298 | /**\r | |
1299 | Function to perform the shell prompt looping. It will do a single prompt,\r | |
1300 | dispatch the result, and then return. It is expected that the caller will\r | |
1301 | call this function in a loop many times.\r | |
1302 | \r | |
1303 | @retval EFI_SUCCESS\r | |
1304 | @retval RETURN_ABORTED\r | |
1305 | **/\r | |
1306 | EFI_STATUS\r | |
a405b86d | 1307 | DoShellPrompt (\r |
1308 | VOID\r | |
1309 | )\r | |
1310 | {\r | |
1311 | UINTN Column;\r | |
1312 | UINTN Row;\r | |
1313 | CHAR16 *CmdLine;\r | |
1314 | CONST CHAR16 *CurDir;\r | |
1315 | UINTN BufferSize;\r | |
1316 | EFI_STATUS Status;\r | |
594e780b | 1317 | LIST_ENTRY OldBufferList;\r |
a405b86d | 1318 | \r |
1319 | CurDir = NULL;\r | |
1320 | \r | |
1321 | //\r | |
1322 | // Get screen setting to decide size of the command line buffer\r | |
1323 | //\r | |
1324 | gST->ConOut->QueryMode (gST->ConOut, gST->ConOut->Mode->Mode, &Column, &Row);\r | |
1325 | BufferSize = Column * Row * sizeof (CHAR16);\r | |
1326 | CmdLine = AllocateZeroPool (BufferSize);\r | |
1327 | if (CmdLine == NULL) {\r | |
1328 | return EFI_OUT_OF_RESOURCES;\r | |
1329 | }\r | |
1330 | \r | |
594e780b | 1331 | SaveBufferList(&OldBufferList);\r |
a405b86d | 1332 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r |
1333 | \r | |
1334 | //\r | |
1335 | // Prompt for input\r | |
1336 | //\r | |
1337 | gST->ConOut->SetCursorPosition (gST->ConOut, 0, gST->ConOut->Mode->CursorRow);\r | |
1338 | \r | |
1339 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
1340 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
1341 | } else {\r | |
1342 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
1343 | }\r | |
1344 | \r | |
1345 | //\r | |
1346 | // Read a line from the console\r | |
1347 | //\r | |
1348 | Status = ShellInfoObject.NewEfiShellProtocol->ReadFile(ShellInfoObject.NewShellParametersProtocol->StdIn, &BufferSize, CmdLine);\r | |
1349 | \r | |
1350 | //\r | |
1351 | // Null terminate the string and parse it\r | |
1352 | //\r | |
1353 | if (!EFI_ERROR (Status)) {\r | |
0c83ac57 RN |
1354 | //\r |
1355 | // Reset the CTRL-C event just before running the command (yes we ignore the return values)\r | |
1356 | //\r | |
1357 | Status = gBS->CheckEvent (ShellInfoObject.NewEfiShellProtocol->ExecutionBreak);\r | |
1358 | \r | |
a405b86d | 1359 | CmdLine[BufferSize / sizeof (CHAR16)] = CHAR_NULL;\r |
a308e058 | 1360 | Status = RunCommand(CmdLine);\r |
0c83ac57 | 1361 | }\r |
a405b86d | 1362 | \r |
1363 | //\r | |
1364 | // Done with this command\r | |
1365 | //\r | |
594e780b | 1366 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 1367 | FreePool (CmdLine);\r |
1368 | return Status;\r | |
1369 | }\r | |
1370 | \r | |
1371 | /**\r | |
1372 | Add a buffer to the Buffer To Free List for safely returning buffers to other\r | |
1373 | places without risking letting them modify internal shell information.\r | |
1374 | \r | |
1375 | @param Buffer Something to pass to FreePool when the shell is exiting.\r | |
1376 | **/\r | |
1377 | VOID*\r | |
b2c036a7 | 1378 | AddBufferToFreeList (\r |
a405b86d | 1379 | VOID *Buffer\r |
1380 | )\r | |
1381 | {\r | |
1382 | BUFFER_LIST *BufferListEntry;\r | |
1383 | \r | |
1384 | if (Buffer == NULL) {\r | |
1385 | return (NULL);\r | |
1386 | }\r | |
1387 | \r | |
b2c036a7 RN |
1388 | BufferListEntry = AllocateZeroPool (sizeof (BUFFER_LIST));\r |
1389 | if (BufferListEntry == NULL) {\r | |
1390 | return NULL;\r | |
1391 | }\r | |
1392 | \r | |
a405b86d | 1393 | BufferListEntry->Buffer = Buffer;\r |
b2c036a7 | 1394 | InsertTailList (&ShellInfoObject.BufferToFreeList.Link, &BufferListEntry->Link);\r |
a405b86d | 1395 | return (Buffer);\r |
1396 | }\r | |
1397 | \r | |
14810d6b QS |
1398 | \r |
1399 | /**\r | |
ba0014b9 | 1400 | Create a new buffer list and stores the old one to OldBufferList\r |
14810d6b QS |
1401 | \r |
1402 | @param OldBufferList The temporary list head used to store the nodes in BufferToFreeList.\r | |
1403 | **/\r | |
1404 | VOID\r | |
1405 | SaveBufferList (\r | |
1406 | OUT LIST_ENTRY *OldBufferList\r | |
1407 | )\r | |
1408 | {\r | |
1409 | CopyMem (OldBufferList, &ShellInfoObject.BufferToFreeList.Link, sizeof (LIST_ENTRY));\r | |
1410 | InitializeListHead (&ShellInfoObject.BufferToFreeList.Link);\r | |
1411 | }\r | |
1412 | \r | |
1413 | /**\r | |
1414 | Restore previous nodes into BufferToFreeList .\r | |
1415 | \r | |
1416 | @param OldBufferList The temporary list head used to store the nodes in BufferToFreeList.\r | |
1417 | **/\r | |
1418 | VOID\r | |
1419 | RestoreBufferList (\r | |
1420 | IN OUT LIST_ENTRY *OldBufferList\r | |
1421 | )\r | |
1422 | {\r | |
1423 | FreeBufferList (&ShellInfoObject.BufferToFreeList);\r | |
1424 | CopyMem (&ShellInfoObject.BufferToFreeList.Link, OldBufferList, sizeof (LIST_ENTRY));\r | |
1425 | }\r | |
1426 | \r | |
1427 | \r | |
a405b86d | 1428 | /**\r |
1429 | Add a buffer to the Line History List\r | |
1430 | \r | |
1431 | @param Buffer The line buffer to add.\r | |
1432 | **/\r | |
1433 | VOID\r | |
a405b86d | 1434 | AddLineToCommandHistory(\r |
1435 | IN CONST CHAR16 *Buffer\r | |
1436 | )\r | |
1437 | {\r | |
1438 | BUFFER_LIST *Node;\r | |
a4f138a4 QS |
1439 | BUFFER_LIST *Walker;\r |
1440 | UINT16 MaxHistoryCmdCount;\r | |
1441 | UINT16 Count;\r | |
dcbdb8bf | 1442 | \r |
a4f138a4 QS |
1443 | Count = 0;\r |
1444 | MaxHistoryCmdCount = PcdGet16(PcdShellMaxHistoryCommandCount);\r | |
ba0014b9 | 1445 | \r |
a4f138a4 QS |
1446 | if (MaxHistoryCmdCount == 0) {\r |
1447 | return ;\r | |
1448 | }\r | |
1449 | \r | |
a405b86d | 1450 | \r |
1451 | Node = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
b2c036a7 RN |
1452 | if (Node == NULL) {\r |
1453 | return;\r | |
1454 | }\r | |
1455 | \r | |
1456 | Node->Buffer = AllocateCopyPool (StrSize (Buffer), Buffer);\r | |
1457 | if (Node->Buffer == NULL) {\r | |
1458 | FreePool (Node);\r | |
1459 | return;\r | |
1460 | }\r | |
a405b86d | 1461 | \r |
a4f138a4 QS |
1462 | for ( Walker = (BUFFER_LIST*)GetFirstNode(&ShellInfoObject.ViewingSettings.CommandHistory.Link)\r |
1463 | ; !IsNull(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Walker->Link)\r | |
1464 | ; Walker = (BUFFER_LIST*)GetNextNode(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Walker->Link)\r | |
1465 | ){\r | |
1466 | Count++;\r | |
1467 | }\r | |
1468 | if (Count < MaxHistoryCmdCount){\r | |
1469 | InsertTailList(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Node->Link);\r | |
1470 | } else {\r | |
1471 | Walker = (BUFFER_LIST*)GetFirstNode(&ShellInfoObject.ViewingSettings.CommandHistory.Link);\r | |
1472 | RemoveEntryList(&Walker->Link);\r | |
1473 | if (Walker->Buffer != NULL) {\r | |
1474 | FreePool(Walker->Buffer);\r | |
1475 | }\r | |
1476 | FreePool(Walker);\r | |
1477 | InsertTailList(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Node->Link);\r | |
1478 | }\r | |
a405b86d | 1479 | }\r |
1480 | \r | |
1481 | /**\r | |
1482 | Checks if a string is an alias for another command. If yes, then it replaces the alias name\r | |
1483 | with the correct command name.\r | |
1484 | \r | |
4ff7e37b ED |
1485 | @param[in, out] CommandString Upon entry the potential alias. Upon return the\r |
1486 | command name if it was an alias. If it was not\r | |
1487 | an alias it will be unchanged. This function may\r | |
1488 | change the buffer to fit the command name.\r | |
a405b86d | 1489 | \r |
1490 | @retval EFI_SUCCESS The name was changed.\r | |
1491 | @retval EFI_SUCCESS The name was not an alias.\r | |
1492 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1493 | **/\r | |
1494 | EFI_STATUS\r | |
a405b86d | 1495 | ShellConvertAlias(\r |
1496 | IN OUT CHAR16 **CommandString\r | |
1497 | )\r | |
1498 | {\r | |
1499 | CONST CHAR16 *NewString;\r | |
1500 | \r | |
1501 | NewString = ShellInfoObject.NewEfiShellProtocol->GetAlias(*CommandString, NULL);\r | |
1502 | if (NewString == NULL) {\r | |
1503 | return (EFI_SUCCESS);\r | |
1504 | }\r | |
1505 | FreePool(*CommandString);\r | |
7f79b01e | 1506 | *CommandString = AllocateCopyPool(StrSize(NewString), NewString);\r |
a405b86d | 1507 | if (*CommandString == NULL) {\r |
1508 | return (EFI_OUT_OF_RESOURCES);\r | |
1509 | }\r | |
a405b86d | 1510 | return (EFI_SUCCESS);\r |
1511 | }\r | |
1512 | \r | |
d5b5440b JC |
1513 | /**\r |
1514 | This function will eliminate unreplaced (and therefore non-found) environment variables.\r | |
1515 | \r | |
1516 | @param[in,out] CmdLine The command line to update.\r | |
1517 | **/\r | |
1518 | EFI_STATUS\r | |
d5b5440b JC |
1519 | StripUnreplacedEnvironmentVariables(\r |
1520 | IN OUT CHAR16 *CmdLine\r | |
1521 | )\r | |
1522 | {\r | |
1523 | CHAR16 *FirstPercent;\r | |
1524 | CHAR16 *FirstQuote;\r | |
1525 | CHAR16 *SecondPercent;\r | |
1526 | CHAR16 *SecondQuote;\r | |
1527 | CHAR16 *CurrentLocator;\r | |
1528 | \r | |
1529 | for (CurrentLocator = CmdLine ; CurrentLocator != NULL ; ) {\r | |
a95cf8f0 JC |
1530 | FirstQuote = FindNextInstance(CurrentLocator, L"\"", TRUE);\r |
1531 | FirstPercent = FindNextInstance(CurrentLocator, L"%", TRUE);\r | |
1532 | SecondPercent = FirstPercent!=NULL?FindNextInstance(FirstPercent+1, L"%", TRUE):NULL;\r | |
d5b5440b JC |
1533 | if (FirstPercent == NULL || SecondPercent == NULL) {\r |
1534 | //\r | |
d08a5464 | 1535 | // If we ever don't have 2 % we are done.\r |
d5b5440b JC |
1536 | //\r |
1537 | break;\r | |
1538 | }\r | |
1539 | \r | |
fdd52bde | 1540 | if (FirstQuote!= NULL && FirstQuote < FirstPercent) {\r |
a95cf8f0 | 1541 | SecondQuote = FindNextInstance(FirstQuote+1, L"\"", TRUE);\r |
d5b5440b JC |
1542 | //\r |
1543 | // Quote is first found\r | |
1544 | //\r | |
a95cf8f0 | 1545 | \r |
d5b5440b JC |
1546 | if (SecondQuote < FirstPercent) {\r |
1547 | //\r | |
1548 | // restart after the pair of "\r | |
1549 | //\r | |
1550 | CurrentLocator = SecondQuote + 1;\r | |
1551 | } else /* FirstPercent < SecondQuote */{\r | |
1552 | //\r | |
1553 | // Restart on the first percent\r | |
1554 | //\r | |
1555 | CurrentLocator = FirstPercent;\r | |
1556 | }\r | |
1557 | continue;\r | |
1558 | }\r | |
ba0014b9 | 1559 | \r |
fe8ec3dd | 1560 | if (FirstQuote == NULL || SecondPercent < FirstQuote) {\r |
42435671 QS |
1561 | if (IsValidEnvironmentVariableName(FirstPercent, SecondPercent)) {\r |
1562 | //\r | |
1563 | // We need to remove from FirstPercent to SecondPercent\r | |
1564 | //\r | |
1565 | CopyMem(FirstPercent, SecondPercent + 1, StrSize(SecondPercent + 1));\r | |
1566 | //\r | |
d08a5464 | 1567 | // don't need to update the locator. both % characters are gone.\r |
42435671 QS |
1568 | //\r |
1569 | } else {\r | |
1570 | CurrentLocator = SecondPercent + 1;\r | |
1571 | }\r | |
d5b5440b JC |
1572 | continue;\r |
1573 | }\r | |
d5b5440b JC |
1574 | CurrentLocator = FirstQuote;\r |
1575 | }\r | |
1576 | return (EFI_SUCCESS);\r | |
1577 | }\r | |
1578 | \r | |
a405b86d | 1579 | /**\r |
1580 | Function allocates a new command line and replaces all instances of environment\r | |
1581 | variable names that are correctly preset to their values.\r | |
1582 | \r | |
1583 | If the return value is not NULL the memory must be caller freed.\r | |
1584 | \r | |
1585 | @param[in] OriginalCommandLine The original command line\r | |
1586 | \r | |
d08a5464 | 1587 | @retval NULL An error occurred.\r |
a405b86d | 1588 | @return The new command line with no environment variables present.\r |
1589 | **/\r | |
1590 | CHAR16*\r | |
a405b86d | 1591 | ShellConvertVariables (\r |
1592 | IN CONST CHAR16 *OriginalCommandLine\r | |
1593 | )\r | |
1594 | {\r | |
1595 | CONST CHAR16 *MasterEnvList;\r | |
1596 | UINTN NewSize;\r | |
1597 | CHAR16 *NewCommandLine1;\r | |
1598 | CHAR16 *NewCommandLine2;\r | |
1599 | CHAR16 *Temp;\r | |
1600 | UINTN ItemSize;\r | |
1601 | CHAR16 *ItemTemp;\r | |
1602 | SCRIPT_FILE *CurrentScriptFile;\r | |
1603 | ALIAS_LIST *AliasListNode;\r | |
1604 | \r | |
1605 | ASSERT(OriginalCommandLine != NULL);\r | |
1606 | \r | |
1607 | ItemSize = 0;\r | |
1608 | NewSize = StrSize(OriginalCommandLine);\r | |
1609 | CurrentScriptFile = ShellCommandGetCurrentScriptFile();\r | |
1610 | Temp = NULL;\r | |
1611 | \r | |
1612 | ///@todo update this to handle the %0 - %9 for scripting only (borrow from line 1256 area) ? ? ?\r | |
1613 | \r | |
1614 | //\r | |
1615 | // calculate the size required for the post-conversion string...\r | |
1616 | //\r | |
1617 | if (CurrentScriptFile != NULL) {\r | |
1618 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1619 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1620 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1621 | ){\r | |
1622 | for (Temp = StrStr(OriginalCommandLine, AliasListNode->Alias)\r | |
1623 | ; Temp != NULL\r | |
1624 | ; Temp = StrStr(Temp+1, AliasListNode->Alias)\r | |
1625 | ){\r | |
1626 | //\r | |
d08a5464 | 1627 | // we need a preceding and if there is space no ^ preceding (if no space ignore)\r |
a405b86d | 1628 | //\r |
1629 | if ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2)) {\r | |
1630 | NewSize += StrSize(AliasListNode->CommandString);\r | |
1631 | }\r | |
1632 | }\r | |
1633 | }\r | |
1634 | }\r | |
1635 | \r | |
1636 | for (MasterEnvList = EfiShellGetEnv(NULL)\r | |
1637 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL //&& *(MasterEnvList+1) != CHAR_NULL\r | |
1638 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r | |
1639 | ){\r | |
1640 | if (StrSize(MasterEnvList) > ItemSize) {\r | |
1641 | ItemSize = StrSize(MasterEnvList);\r | |
1642 | }\r | |
1643 | for (Temp = StrStr(OriginalCommandLine, MasterEnvList)\r | |
1644 | ; Temp != NULL\r | |
1645 | ; Temp = StrStr(Temp+1, MasterEnvList)\r | |
1646 | ){\r | |
1647 | //\r | |
d08a5464 | 1648 | // we need a preceding and following % and if there is space no ^ preceding (if no space ignore)\r |
a405b86d | 1649 | //\r |
1650 | if (*(Temp-1) == L'%' && *(Temp+StrLen(MasterEnvList)) == L'%' &&\r | |
1651 | ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2))) {\r | |
1652 | NewSize+=StrSize(EfiShellGetEnv(MasterEnvList));\r | |
1653 | }\r | |
1654 | }\r | |
1655 | }\r | |
1656 | \r | |
a405b86d | 1657 | //\r |
1658 | // now do the replacements...\r | |
1659 | //\r | |
2a6ede28 | 1660 | NewCommandLine1 = AllocateZeroPool (NewSize);\r |
a405b86d | 1661 | NewCommandLine2 = AllocateZeroPool(NewSize);\r |
1662 | ItemTemp = AllocateZeroPool(ItemSize+(2*sizeof(CHAR16)));\r | |
3c865f20 | 1663 | if (NewCommandLine1 == NULL || NewCommandLine2 == NULL || ItemTemp == NULL) {\r |
1664 | SHELL_FREE_NON_NULL(NewCommandLine1);\r | |
1665 | SHELL_FREE_NON_NULL(NewCommandLine2);\r | |
1666 | SHELL_FREE_NON_NULL(ItemTemp);\r | |
1667 | return (NULL);\r | |
1668 | }\r | |
2a6ede28 JW |
1669 | CopyMem (NewCommandLine1, OriginalCommandLine, StrSize (OriginalCommandLine));\r |
1670 | \r | |
a405b86d | 1671 | for (MasterEnvList = EfiShellGetEnv(NULL)\r |
7f79b01e | 1672 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL\r |
a405b86d | 1673 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r |
1674 | ){\r | |
ba0014b9 LG |
1675 | StrCpyS( ItemTemp,\r |
1676 | ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16)),\r | |
e75390f0 QS |
1677 | L"%"\r |
1678 | );\r | |
ba0014b9 LG |
1679 | StrCatS( ItemTemp,\r |
1680 | ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16)),\r | |
e75390f0 QS |
1681 | MasterEnvList\r |
1682 | );\r | |
ba0014b9 LG |
1683 | StrCatS( ItemTemp,\r |
1684 | ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16)),\r | |
e75390f0 QS |
1685 | L"%"\r |
1686 | );\r | |
a405b86d | 1687 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, ItemTemp, EfiShellGetEnv(MasterEnvList), TRUE, FALSE);\r |
e75390f0 | 1688 | StrCpyS(NewCommandLine1, NewSize/sizeof(CHAR16), NewCommandLine2);\r |
a405b86d | 1689 | }\r |
1690 | if (CurrentScriptFile != NULL) {\r | |
1691 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1692 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1693 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1694 | ){\r | |
1695 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, AliasListNode->Alias, AliasListNode->CommandString, TRUE, FALSE);\r | |
e75390f0 | 1696 | StrCpyS(NewCommandLine1, NewSize/sizeof(CHAR16), NewCommandLine2);\r |
a405b86d | 1697 | }\r |
1698 | }\r | |
1699 | \r | |
fdd52bde | 1700 | //\r |
d08a5464 | 1701 | // Remove non-existent environment variables\r |
fdd52bde JC |
1702 | //\r |
1703 | StripUnreplacedEnvironmentVariables(NewCommandLine1);\r | |
1704 | \r | |
df07baea JC |
1705 | //\r |
1706 | // Now cleanup any straggler intentionally ignored "%" characters\r | |
1707 | //\r | |
1708 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, L"^%", L"%", TRUE, FALSE);\r | |
e75390f0 | 1709 | StrCpyS(NewCommandLine1, NewSize/sizeof(CHAR16), NewCommandLine2);\r |
ba0014b9 | 1710 | \r |
a405b86d | 1711 | FreePool(NewCommandLine2);\r |
1712 | FreePool(ItemTemp);\r | |
1713 | \r | |
1714 | return (NewCommandLine1);\r | |
1715 | }\r | |
1716 | \r | |
1717 | /**\r | |
1718 | Internal function to run a command line with pipe usage.\r | |
1719 | \r | |
1720 | @param[in] CmdLine The pointer to the command line.\r | |
1721 | @param[in] StdIn The pointer to the Standard input.\r | |
1722 | @param[in] StdOut The pointer to the Standard output.\r | |
1723 | \r | |
1724 | @retval EFI_SUCCESS The split command is executed successfully.\r | |
1725 | @retval other Some error occurs when executing the split command.\r | |
1726 | **/\r | |
1727 | EFI_STATUS\r | |
a405b86d | 1728 | RunSplitCommand(\r |
1729 | IN CONST CHAR16 *CmdLine,\r | |
1bd0bf15 LE |
1730 | IN SHELL_FILE_HANDLE StdIn,\r |
1731 | IN SHELL_FILE_HANDLE StdOut\r | |
a405b86d | 1732 | )\r |
1733 | {\r | |
1734 | EFI_STATUS Status;\r | |
1735 | CHAR16 *NextCommandLine;\r | |
1736 | CHAR16 *OurCommandLine;\r | |
1737 | UINTN Size1;\r | |
1738 | UINTN Size2;\r | |
1739 | SPLIT_LIST *Split;\r | |
1bd0bf15 | 1740 | SHELL_FILE_HANDLE TempFileHandle;\r |
a405b86d | 1741 | BOOLEAN Unicode;\r |
1742 | \r | |
1743 | ASSERT(StdOut == NULL);\r | |
1744 | \r | |
1745 | ASSERT(StrStr(CmdLine, L"|") != NULL);\r | |
1746 | \r | |
1747 | Status = EFI_SUCCESS;\r | |
1748 | NextCommandLine = NULL;\r | |
1749 | OurCommandLine = NULL;\r | |
1750 | Size1 = 0;\r | |
1751 | Size2 = 0;\r | |
1752 | \r | |
1753 | NextCommandLine = StrnCatGrow(&NextCommandLine, &Size1, StrStr(CmdLine, L"|")+1, 0);\r | |
1754 | OurCommandLine = StrnCatGrow(&OurCommandLine , &Size2, CmdLine , StrStr(CmdLine, L"|") - CmdLine);\r | |
532691c8 | 1755 | \r |
1756 | if (NextCommandLine == NULL || OurCommandLine == NULL) {\r | |
1757 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1758 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1759 | return (EFI_OUT_OF_RESOURCES);\r | |
19216573 | 1760 | } else if (StrStr(OurCommandLine, L"|") != NULL || Size1 == 0 || Size2 == 0) {\r |
1761 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1762 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1763 | return (EFI_INVALID_PARAMETER);\r | |
a5382ce0 QS |
1764 | } else if (NextCommandLine[0] == L'a' &&\r |
1765 | (NextCommandLine[1] == L' ' || NextCommandLine[1] == CHAR_NULL)\r | |
1766 | ){\r | |
a405b86d | 1767 | CopyMem(NextCommandLine, NextCommandLine+1, StrSize(NextCommandLine) - sizeof(NextCommandLine[0]));\r |
a5382ce0 QS |
1768 | while (NextCommandLine[0] == L' ') {\r |
1769 | CopyMem(NextCommandLine, NextCommandLine+1, StrSize(NextCommandLine) - sizeof(NextCommandLine[0]));\r | |
1770 | }\r | |
1771 | if (NextCommandLine[0] == CHAR_NULL) {\r | |
1772 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1773 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1774 | return (EFI_INVALID_PARAMETER);\r | |
1775 | }\r | |
a405b86d | 1776 | Unicode = FALSE;\r |
1777 | } else {\r | |
1778 | Unicode = TRUE;\r | |
1779 | }\r | |
1780 | \r | |
1781 | \r | |
1782 | //\r | |
1783 | // make a SPLIT_LIST item and add to list\r | |
1784 | //\r | |
1785 | Split = AllocateZeroPool(sizeof(SPLIT_LIST));\r | |
b2c036a7 RN |
1786 | if (Split == NULL) {\r |
1787 | return EFI_OUT_OF_RESOURCES;\r | |
1788 | }\r | |
a405b86d | 1789 | Split->SplitStdIn = StdIn;\r |
1790 | Split->SplitStdOut = ConvertEfiFileProtocolToShellHandle(CreateFileInterfaceMem(Unicode), NULL);\r | |
1791 | ASSERT(Split->SplitStdOut != NULL);\r | |
1792 | InsertHeadList(&ShellInfoObject.SplitList.Link, &Split->Link);\r | |
1793 | \r | |
a308e058 | 1794 | Status = RunCommand(OurCommandLine);\r |
a405b86d | 1795 | \r |
1796 | //\r | |
1797 | // move the output from the first to the in to the second.\r | |
1798 | //\r | |
1799 | TempFileHandle = Split->SplitStdOut;\r | |
1800 | if (Split->SplitStdIn == StdIn) {\r | |
1801 | Split->SplitStdOut = NULL;\r | |
1802 | } else {\r | |
1803 | Split->SplitStdOut = Split->SplitStdIn;\r | |
1804 | }\r | |
1805 | Split->SplitStdIn = TempFileHandle;\r | |
1bd0bf15 | 1806 | ShellInfoObject.NewEfiShellProtocol->SetFilePosition (Split->SplitStdIn, 0);\r |
a405b86d | 1807 | \r |
1808 | if (!EFI_ERROR(Status)) {\r | |
a308e058 | 1809 | Status = RunCommand(NextCommandLine);\r |
a405b86d | 1810 | }\r |
1811 | \r | |
1812 | //\r | |
1813 | // remove the top level from the ScriptList\r | |
1814 | //\r | |
1815 | ASSERT((SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link) == Split);\r | |
1816 | RemoveEntryList(&Split->Link);\r | |
1817 | \r | |
1818 | //\r | |
1819 | // Note that the original StdIn is now the StdOut...\r | |
1820 | //\r | |
bd3fc813 | 1821 | if (Split->SplitStdOut != NULL) {\r |
1bd0bf15 | 1822 | ShellInfoObject.NewEfiShellProtocol->CloseFile (Split->SplitStdOut);\r |
a405b86d | 1823 | }\r |
1824 | if (Split->SplitStdIn != NULL) {\r | |
1bd0bf15 | 1825 | ShellInfoObject.NewEfiShellProtocol->CloseFile (Split->SplitStdIn);\r |
a405b86d | 1826 | }\r |
1827 | \r | |
1828 | FreePool(Split);\r | |
1829 | FreePool(NextCommandLine);\r | |
1830 | FreePool(OurCommandLine);\r | |
1831 | \r | |
1832 | return (Status);\r | |
1833 | }\r | |
1834 | \r | |
1ef61d03 | 1835 | /**\r |
ba0014b9 | 1836 | Take the original command line, substitute any variables, free\r |
51429264 | 1837 | the original string, return the modified copy.\r |
1ef61d03 | 1838 | \r |
51429264 | 1839 | @param[in] CmdLine pointer to the command line to update.\r |
1ef61d03 | 1840 | \r |
51429264 SQ |
1841 | @retval EFI_SUCCESS the function was successful.\r |
1842 | @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r | |
1ef61d03 JC |
1843 | **/\r |
1844 | EFI_STATUS\r | |
1ef61d03 JC |
1845 | ShellSubstituteVariables(\r |
1846 | IN CHAR16 **CmdLine\r | |
1847 | )\r | |
1848 | {\r | |
1849 | CHAR16 *NewCmdLine;\r | |
1850 | NewCmdLine = ShellConvertVariables(*CmdLine);\r | |
1851 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1852 | if (NewCmdLine == NULL) {\r | |
1853 | return (EFI_OUT_OF_RESOURCES);\r | |
1854 | }\r | |
1855 | *CmdLine = NewCmdLine;\r | |
1856 | return (EFI_SUCCESS);\r | |
1857 | }\r | |
1858 | \r | |
ca53c0af | 1859 | /**\r |
ba0014b9 | 1860 | Take the original command line, substitute any alias in the first group of space delimited characters, free\r |
51429264 | 1861 | the original string, return the modified copy.\r |
ca53c0af | 1862 | \r |
51429264 | 1863 | @param[in] CmdLine pointer to the command line to update.\r |
ca53c0af | 1864 | \r |
51429264 SQ |
1865 | @retval EFI_SUCCESS the function was successful.\r |
1866 | @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r | |
ca53c0af JC |
1867 | **/\r |
1868 | EFI_STATUS\r | |
ca53c0af JC |
1869 | ShellSubstituteAliases(\r |
1870 | IN CHAR16 **CmdLine\r | |
1871 | )\r | |
1872 | {\r | |
1873 | CHAR16 *NewCmdLine;\r | |
1874 | CHAR16 *CommandName;\r | |
1875 | EFI_STATUS Status;\r | |
1876 | UINTN PostAliasSize;\r | |
1877 | ASSERT(CmdLine != NULL);\r | |
1878 | ASSERT(*CmdLine!= NULL);\r | |
1879 | \r | |
1880 | \r | |
1881 | CommandName = NULL;\r | |
1882 | if (StrStr((*CmdLine), L" ") == NULL){\r | |
1883 | StrnCatGrow(&CommandName, NULL, (*CmdLine), 0);\r | |
1884 | } else {\r | |
1885 | StrnCatGrow(&CommandName, NULL, (*CmdLine), StrStr((*CmdLine), L" ") - (*CmdLine));\r | |
1886 | }\r | |
1887 | \r | |
1888 | //\r | |
1889 | // This cannot happen 'inline' since the CmdLine can need extra space.\r | |
1890 | //\r | |
1891 | NewCmdLine = NULL;\r | |
1892 | if (!ShellCommandIsCommandOnList(CommandName)) {\r | |
1893 | //\r | |
1894 | // Convert via alias\r | |
1895 | //\r | |
1896 | Status = ShellConvertAlias(&CommandName);\r | |
1897 | if (EFI_ERROR(Status)){\r | |
1898 | return (Status);\r | |
1899 | }\r | |
1900 | PostAliasSize = 0;\r | |
1901 | NewCmdLine = StrnCatGrow(&NewCmdLine, &PostAliasSize, CommandName, 0);\r | |
1902 | if (NewCmdLine == NULL) {\r | |
1903 | SHELL_FREE_NON_NULL(CommandName);\r | |
1904 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1905 | return (EFI_OUT_OF_RESOURCES);\r | |
1906 | }\r | |
1907 | NewCmdLine = StrnCatGrow(&NewCmdLine, &PostAliasSize, StrStr((*CmdLine), L" "), 0);\r | |
1908 | if (NewCmdLine == NULL) {\r | |
1909 | SHELL_FREE_NON_NULL(CommandName);\r | |
1910 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1911 | return (EFI_OUT_OF_RESOURCES);\r | |
1912 | }\r | |
1913 | } else {\r | |
1914 | NewCmdLine = StrnCatGrow(&NewCmdLine, NULL, (*CmdLine), 0);\r | |
1915 | }\r | |
1916 | \r | |
1917 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1918 | SHELL_FREE_NON_NULL(CommandName);\r | |
ba0014b9 | 1919 | \r |
ca53c0af JC |
1920 | //\r |
1921 | // re-assign the passed in double pointer to point to our newly allocated buffer\r | |
1922 | //\r | |
1923 | *CmdLine = NewCmdLine;\r | |
1924 | \r | |
1925 | return (EFI_SUCCESS);\r | |
1926 | }\r | |
1927 | \r | |
6ba2921d JC |
1928 | /**\r |
1929 | Takes the Argv[0] part of the command line and determine the meaning of it.\r | |
e7831c90 | 1930 | \r |
51429264 | 1931 | @param[in] CmdName pointer to the command line to update.\r |
ba0014b9 | 1932 | \r |
51429264 SQ |
1933 | @retval Internal_Command The name is an internal command.\r |
1934 | @retval File_Sys_Change the name is a file system change.\r | |
1935 | @retval Script_File_Name the name is a NSH script file.\r | |
1936 | @retval Unknown_Invalid the name is unknown.\r | |
1937 | @retval Efi_Application the name is an application (.EFI).\r | |
6ba2921d JC |
1938 | **/\r |
1939 | SHELL_OPERATION_TYPES\r | |
6ba2921d JC |
1940 | GetOperationType(\r |
1941 | IN CONST CHAR16 *CmdName\r | |
1942 | )\r | |
1943 | {\r | |
1944 | CHAR16* FileWithPath;\r | |
1945 | CONST CHAR16* TempLocation;\r | |
1946 | CONST CHAR16* TempLocation2;\r | |
1947 | \r | |
1948 | FileWithPath = NULL;\r | |
1949 | //\r | |
1950 | // test for an internal command.\r | |
1951 | //\r | |
1952 | if (ShellCommandIsCommandOnList(CmdName)) {\r | |
51429264 | 1953 | return (Internal_Command);\r |
6ba2921d JC |
1954 | }\r |
1955 | \r | |
1956 | //\r | |
fc4c7b30 | 1957 | // Test for file system change request. anything ending with first : and cant have spaces.\r |
6ba2921d JC |
1958 | //\r |
1959 | if (CmdName[(StrLen(CmdName)-1)] == L':') {\r | |
ba0014b9 | 1960 | if ( StrStr(CmdName, L" ") != NULL\r |
fc4c7b30 JC |
1961 | || StrLen(StrStr(CmdName, L":")) > 1\r |
1962 | ) {\r | |
51429264 | 1963 | return (Unknown_Invalid);\r |
6ba2921d | 1964 | }\r |
51429264 | 1965 | return (File_Sys_Change);\r |
6ba2921d JC |
1966 | }\r |
1967 | \r | |
1968 | //\r | |
1969 | // Test for a file\r | |
1970 | //\r | |
1971 | if ((FileWithPath = ShellFindFilePathEx(CmdName, mExecutableExtensions)) != NULL) {\r | |
1972 | //\r | |
1973 | // See if that file has a script file extension\r | |
1974 | //\r | |
1975 | if (StrLen(FileWithPath) > 4) {\r | |
1976 | TempLocation = FileWithPath+StrLen(FileWithPath)-4;\r | |
1977 | TempLocation2 = mScriptExtension;\r | |
1978 | if (StringNoCaseCompare((VOID*)(&TempLocation), (VOID*)(&TempLocation2)) == 0) {\r | |
1979 | SHELL_FREE_NON_NULL(FileWithPath);\r | |
51429264 | 1980 | return (Script_File_Name);\r |
6ba2921d JC |
1981 | }\r |
1982 | }\r | |
1983 | \r | |
1984 | //\r | |
1985 | // Was a file, but not a script. we treat this as an application.\r | |
1986 | //\r | |
1987 | SHELL_FREE_NON_NULL(FileWithPath);\r | |
51429264 | 1988 | return (Efi_Application);\r |
6ba2921d | 1989 | }\r |
ba0014b9 | 1990 | \r |
6ba2921d JC |
1991 | SHELL_FREE_NON_NULL(FileWithPath);\r |
1992 | //\r | |
1993 | // No clue what this is... return invalid flag...\r | |
1994 | //\r | |
51429264 | 1995 | return (Unknown_Invalid);\r |
6ba2921d JC |
1996 | }\r |
1997 | \r | |
de4ebdcf SQ |
1998 | /**\r |
1999 | Determine if the first item in a command line is valid.\r | |
2000 | \r | |
2001 | @param[in] CmdLine The command line to parse.\r | |
2002 | \r | |
2003 | @retval EFI_SUCCESS The item is valid.\r | |
2004 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
2005 | @retval EFI_NOT_FOUND The operation type is unknown or invalid.\r | |
2006 | **/\r | |
ba0014b9 | 2007 | EFI_STATUS\r |
6bd64463 JC |
2008 | IsValidSplit(\r |
2009 | IN CONST CHAR16 *CmdLine\r | |
2010 | )\r | |
2011 | {\r | |
2012 | CHAR16 *Temp;\r | |
2013 | CHAR16 *FirstParameter;\r | |
2014 | CHAR16 *TempWalker;\r | |
2015 | EFI_STATUS Status;\r | |
2016 | \r | |
2017 | Temp = NULL;\r | |
2018 | \r | |
2019 | Temp = StrnCatGrow(&Temp, NULL, CmdLine, 0);\r | |
2020 | if (Temp == NULL) {\r | |
2021 | return (EFI_OUT_OF_RESOURCES);\r | |
2022 | }\r | |
2023 | \r | |
2024 | FirstParameter = StrStr(Temp, L"|");\r | |
2025 | if (FirstParameter != NULL) {\r | |
2026 | *FirstParameter = CHAR_NULL;\r | |
2027 | }\r | |
2028 | \r | |
2029 | FirstParameter = NULL;\r | |
2030 | \r | |
2031 | //\r | |
2032 | // Process the command line\r | |
2033 | //\r | |
2034 | Status = ProcessCommandLineToFinal(&Temp);\r | |
2035 | \r | |
2036 | if (!EFI_ERROR(Status)) {\r | |
2037 | FirstParameter = AllocateZeroPool(StrSize(CmdLine));\r | |
2038 | if (FirstParameter == NULL) {\r | |
2039 | SHELL_FREE_NON_NULL(Temp);\r | |
2040 | return (EFI_OUT_OF_RESOURCES);\r | |
2041 | }\r | |
2042 | TempWalker = (CHAR16*)Temp;\r | |
1219c85d | 2043 | if (!EFI_ERROR(GetNextParameter(&TempWalker, &FirstParameter, StrSize(CmdLine), TRUE))) {\r |
14030c5c JC |
2044 | if (GetOperationType(FirstParameter) == Unknown_Invalid) {\r |
2045 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2046 | SetLastError(SHELL_NOT_FOUND);\r | |
2047 | Status = EFI_NOT_FOUND;\r | |
2048 | }\r | |
6bd64463 JC |
2049 | }\r |
2050 | }\r | |
2051 | \r | |
2052 | SHELL_FREE_NON_NULL(Temp);\r | |
2053 | SHELL_FREE_NON_NULL(FirstParameter);\r | |
2054 | return Status;\r | |
2055 | }\r | |
2056 | \r | |
2057 | /**\r | |
51429264 | 2058 | Determine if a command line contains with a split contains only valid commands.\r |
6bd64463 JC |
2059 | \r |
2060 | @param[in] CmdLine The command line to parse.\r | |
2061 | \r | |
2062 | @retval EFI_SUCCESS CmdLine has only valid commands, application, or has no split.\r | |
2063 | @retval EFI_ABORTED CmdLine has at least one invalid command or application.\r | |
2064 | **/\r | |
2065 | EFI_STATUS\r | |
6bd64463 JC |
2066 | VerifySplit(\r |
2067 | IN CONST CHAR16 *CmdLine\r | |
2068 | )\r | |
2069 | {\r | |
2070 | CONST CHAR16 *TempSpot;\r | |
2071 | EFI_STATUS Status;\r | |
2072 | \r | |
2073 | //\r | |
a5382ce0 | 2074 | // If this was the only item, then get out\r |
6bd64463 | 2075 | //\r |
a5382ce0 QS |
2076 | if (!ContainsSplit(CmdLine)) {\r |
2077 | return (EFI_SUCCESS);\r | |
6bd64463 JC |
2078 | }\r |
2079 | \r | |
2080 | //\r | |
a5382ce0 | 2081 | // Verify up to the pipe or end character\r |
6bd64463 | 2082 | //\r |
a5382ce0 QS |
2083 | Status = IsValidSplit(CmdLine);\r |
2084 | if (EFI_ERROR(Status)) {\r | |
2085 | return (Status);\r | |
6bd64463 JC |
2086 | }\r |
2087 | \r | |
2088 | //\r | |
2089 | // recurse to verify the next item\r | |
2090 | //\r | |
1219c85d | 2091 | TempSpot = FindFirstCharacter(CmdLine, L"|", L'^') + 1;\r |
ba0014b9 | 2092 | if (*TempSpot == L'a' &&\r |
a5382ce0 QS |
2093 | (*(TempSpot + 1) == L' ' || *(TempSpot + 1) == CHAR_NULL)\r |
2094 | ) {\r | |
2095 | // If it's an ASCII pipe '|a'\r | |
2096 | TempSpot += 1;\r | |
2097 | }\r | |
ba0014b9 | 2098 | \r |
6bd64463 JC |
2099 | return (VerifySplit(TempSpot));\r |
2100 | }\r | |
2101 | \r | |
680db511 | 2102 | /**\r |
e7831c90 JC |
2103 | Process a split based operation.\r |
2104 | \r | |
a308e058 | 2105 | @param[in] CmdLine pointer to the command line to process\r |
e7831c90 JC |
2106 | \r |
2107 | @retval EFI_SUCCESS The operation was successful\r | |
d08a5464 | 2108 | @return an error occurred.\r |
680db511 JC |
2109 | **/\r |
2110 | EFI_STATUS\r | |
680db511 | 2111 | ProcessNewSplitCommandLine(\r |
a308e058 | 2112 | IN CONST CHAR16 *CmdLine\r |
680db511 JC |
2113 | )\r |
2114 | {\r | |
2115 | SPLIT_LIST *Split;\r | |
2116 | EFI_STATUS Status;\r | |
2117 | \r | |
6bd64463 JC |
2118 | Status = VerifySplit(CmdLine);\r |
2119 | if (EFI_ERROR(Status)) {\r | |
2120 | return (Status);\r | |
2121 | }\r | |
2122 | \r | |
680db511 JC |
2123 | Split = NULL;\r |
2124 | \r | |
2125 | //\r | |
2126 | // are we in an existing split???\r | |
2127 | //\r | |
2128 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)) {\r | |
2129 | Split = (SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link);\r | |
2130 | }\r | |
2131 | \r | |
2132 | if (Split == NULL) {\r | |
a308e058 | 2133 | Status = RunSplitCommand(CmdLine, NULL, NULL);\r |
680db511 | 2134 | } else {\r |
a308e058 | 2135 | Status = RunSplitCommand(CmdLine, Split->SplitStdIn, Split->SplitStdOut);\r |
680db511 JC |
2136 | }\r |
2137 | if (EFI_ERROR(Status)) {\r | |
2138 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_SPLIT), ShellInfoObject.HiiHandle, CmdLine);\r | |
2139 | }\r | |
2140 | return (Status);\r | |
2141 | }\r | |
daf70584 JC |
2142 | \r |
2143 | /**\r | |
51429264 | 2144 | Handle a request to change the current file system.\r |
daf70584 | 2145 | \r |
51429264 | 2146 | @param[in] CmdLine The passed in command line.\r |
daf70584 | 2147 | \r |
51429264 | 2148 | @retval EFI_SUCCESS The operation was successful.\r |
daf70584 JC |
2149 | **/\r |
2150 | EFI_STATUS\r | |
daf70584 JC |
2151 | ChangeMappedDrive(\r |
2152 | IN CONST CHAR16 *CmdLine\r | |
2153 | )\r | |
2154 | {\r | |
2155 | EFI_STATUS Status;\r | |
2156 | Status = EFI_SUCCESS;\r | |
2157 | \r | |
2158 | //\r | |
2159 | // make sure we are the right operation\r | |
2160 | //\r | |
2161 | ASSERT(CmdLine[(StrLen(CmdLine)-1)] == L':' && StrStr(CmdLine, L" ") == NULL);\r | |
ba0014b9 | 2162 | \r |
daf70584 JC |
2163 | //\r |
2164 | // Call the protocol API to do the work\r | |
2165 | //\r | |
2166 | Status = ShellInfoObject.NewEfiShellProtocol->SetCurDir(NULL, CmdLine);\r | |
2167 | \r | |
2168 | //\r | |
2169 | // Report any errors\r | |
2170 | //\r | |
2171 | if (EFI_ERROR(Status)) {\r | |
2172 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_MAPPING), ShellInfoObject.HiiHandle, CmdLine);\r | |
2173 | }\r | |
2174 | \r | |
2175 | return (Status);\r | |
2176 | }\r | |
2177 | \r | |
5a5eb806 JC |
2178 | /**\r |
2179 | Reprocess the command line to direct all -? to the help command.\r | |
2180 | \r | |
2181 | if found, will add "help" as argv[0], and move the rest later.\r | |
2182 | \r | |
806c49db | 2183 | @param[in,out] CmdLine pointer to the command line to update\r |
5a5eb806 JC |
2184 | **/\r |
2185 | EFI_STATUS\r | |
806c49db JC |
2186 | DoHelpUpdate(\r |
2187 | IN OUT CHAR16 **CmdLine\r | |
5a5eb806 JC |
2188 | )\r |
2189 | {\r | |
806c49db JC |
2190 | CHAR16 *CurrentParameter;\r |
2191 | CHAR16 *Walker;\r | |
806c49db JC |
2192 | CHAR16 *NewCommandLine;\r |
2193 | EFI_STATUS Status;\r | |
e75390f0 | 2194 | UINTN NewCmdLineSize;\r |
806c49db JC |
2195 | \r |
2196 | Status = EFI_SUCCESS;\r | |
2197 | \r | |
2198 | CurrentParameter = AllocateZeroPool(StrSize(*CmdLine));\r | |
2199 | if (CurrentParameter == NULL) {\r | |
2200 | return (EFI_OUT_OF_RESOURCES);\r | |
2201 | }\r | |
2202 | \r | |
2203 | Walker = *CmdLine;\r | |
2204 | while(Walker != NULL && *Walker != CHAR_NULL) {\r | |
1219c85d | 2205 | if (!EFI_ERROR(GetNextParameter(&Walker, &CurrentParameter, StrSize(*CmdLine), TRUE))) {\r |
14030c5c | 2206 | if (StrStr(CurrentParameter, L"-?") == CurrentParameter) {\r |
a8f98806 JC |
2207 | CurrentParameter[0] = L' ';\r |
2208 | CurrentParameter[1] = L' ';\r | |
e75390f0 QS |
2209 | NewCmdLineSize = StrSize(L"help ") + StrSize(*CmdLine);\r |
2210 | NewCommandLine = AllocateZeroPool(NewCmdLineSize);\r | |
14030c5c JC |
2211 | if (NewCommandLine == NULL) {\r |
2212 | Status = EFI_OUT_OF_RESOURCES;\r | |
2213 | break;\r | |
2214 | }\r | |
2215 | \r | |
2216 | //\r | |
2217 | // We know the space is sufficient since we just calculated it.\r | |
2218 | //\r | |
e75390f0 QS |
2219 | StrnCpyS(NewCommandLine, NewCmdLineSize/sizeof(CHAR16), L"help ", 5);\r |
2220 | StrnCatS(NewCommandLine, NewCmdLineSize/sizeof(CHAR16), *CmdLine, StrLen(*CmdLine));\r | |
14030c5c JC |
2221 | SHELL_FREE_NON_NULL(*CmdLine);\r |
2222 | *CmdLine = NewCommandLine;\r | |
806c49db JC |
2223 | break;\r |
2224 | }\r | |
806c49db JC |
2225 | }\r |
2226 | }\r | |
2227 | \r | |
2228 | SHELL_FREE_NON_NULL(CurrentParameter);\r | |
2229 | \r | |
2230 | return (Status);\r | |
2231 | }\r | |
2232 | \r | |
2233 | /**\r | |
51429264 | 2234 | Function to update the shell variable "lasterror".\r |
806c49db | 2235 | \r |
51429264 | 2236 | @param[in] ErrorCode the error code to put into lasterror.\r |
806c49db JC |
2237 | **/\r |
2238 | EFI_STATUS\r | |
806c49db | 2239 | SetLastError(\r |
6bd64463 | 2240 | IN CONST SHELL_STATUS ErrorCode\r |
806c49db JC |
2241 | )\r |
2242 | {\r | |
2243 | CHAR16 LeString[19];\r | |
2244 | if (sizeof(EFI_STATUS) == sizeof(UINT64)) {\r | |
2245 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ErrorCode);\r | |
2246 | } else {\r | |
2247 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%x", ErrorCode);\r | |
2248 | }\r | |
2249 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r | |
2250 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
2251 | \r | |
2252 | return (EFI_SUCCESS);\r | |
2253 | }\r | |
2254 | \r | |
2255 | /**\r | |
2256 | Converts the command line to it's post-processed form. this replaces variables and alias' per UEFI Shell spec.\r | |
2257 | \r | |
2258 | @param[in,out] CmdLine pointer to the command line to update\r | |
2259 | \r | |
2260 | @retval EFI_SUCCESS The operation was successful\r | |
2261 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
d08a5464 | 2262 | @return some other error occurred\r |
806c49db JC |
2263 | **/\r |
2264 | EFI_STATUS\r | |
12a27a6d | 2265 | ProcessCommandLineToFinal(\r |
806c49db JC |
2266 | IN OUT CHAR16 **CmdLine\r |
2267 | )\r | |
2268 | {\r | |
2269 | EFI_STATUS Status;\r | |
2270 | TrimSpaces(CmdLine);\r | |
2271 | \r | |
2272 | Status = ShellSubstituteAliases(CmdLine);\r | |
2273 | if (EFI_ERROR(Status)) {\r | |
2274 | return (Status);\r | |
2275 | }\r | |
2276 | \r | |
2277 | TrimSpaces(CmdLine);\r | |
2278 | \r | |
2279 | Status = ShellSubstituteVariables(CmdLine);\r | |
2280 | if (EFI_ERROR(Status)) {\r | |
2281 | return (Status);\r | |
2282 | }\r | |
81cd2f53 | 2283 | ASSERT (*CmdLine != NULL);\r |
806c49db JC |
2284 | \r |
2285 | TrimSpaces(CmdLine);\r | |
2286 | \r | |
2287 | //\r | |
2288 | // update for help parsing\r | |
2289 | //\r | |
2290 | if (StrStr(*CmdLine, L"?") != NULL) {\r | |
2291 | //\r | |
2292 | // This may do nothing if the ? does not indicate help.\r | |
2293 | // Save all the details for in the API below.\r | |
2294 | //\r | |
2295 | Status = DoHelpUpdate(CmdLine);\r | |
2296 | }\r | |
2297 | \r | |
2298 | TrimSpaces(CmdLine);\r | |
2299 | \r | |
2300 | return (EFI_SUCCESS);\r | |
2301 | }\r | |
2302 | \r | |
2303 | /**\r | |
2304 | Run an internal shell command.\r | |
2305 | \r | |
d08a5464 | 2306 | This API will update the shell's environment since these commands are libraries.\r |
ba0014b9 | 2307 | \r |
806c49db JC |
2308 | @param[in] CmdLine the command line to run.\r |
2309 | @param[in] FirstParameter the first parameter on the command line\r | |
2310 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
490ce43d | 2311 | @param[out] CommandStatus the status from the command line.\r |
806c49db JC |
2312 | \r |
2313 | @retval EFI_SUCCESS The command was completed.\r | |
2314 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2315 | **/\r | |
2316 | EFI_STATUS\r | |
806c49db JC |
2317 | RunInternalCommand(\r |
2318 | IN CONST CHAR16 *CmdLine,\r | |
2319 | IN CHAR16 *FirstParameter,\r | |
490ce43d QS |
2320 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r |
2321 | OUT EFI_STATUS *CommandStatus\r | |
806c49db JC |
2322 | )\r |
2323 | {\r | |
2324 | EFI_STATUS Status;\r | |
2325 | UINTN Argc;\r | |
2326 | CHAR16 **Argv;\r | |
2327 | SHELL_STATUS CommandReturnedStatus;\r | |
2328 | BOOLEAN LastError;\r | |
4b6b543e | 2329 | CHAR16 *Walker;\r |
ba0014b9 | 2330 | CHAR16 *NewCmdLine;\r |
4b6b543e QS |
2331 | \r |
2332 | NewCmdLine = AllocateCopyPool (StrSize (CmdLine), CmdLine);\r | |
2333 | if (NewCmdLine == NULL) {\r | |
2334 | return EFI_OUT_OF_RESOURCES;\r | |
2335 | }\r | |
2336 | \r | |
2337 | for (Walker = NewCmdLine; Walker != NULL && *Walker != CHAR_NULL ; Walker++) {\r | |
2338 | if (*Walker == L'^' && *(Walker+1) == L'#') {\r | |
2339 | CopyMem(Walker, Walker+1, StrSize(Walker) - sizeof(Walker[0]));\r | |
2340 | }\r | |
2341 | }\r | |
806c49db | 2342 | \r |
5a5eb806 | 2343 | //\r |
806c49db | 2344 | // get the argc and argv updated for internal commands\r |
5a5eb806 | 2345 | //\r |
d1c275c6 | 2346 | Status = UpdateArgcArgv(ParamProtocol, NewCmdLine, Internal_Command, &Argv, &Argc);\r |
806c49db | 2347 | if (!EFI_ERROR(Status)) {\r |
5a5eb806 | 2348 | //\r |
806c49db | 2349 | // Run the internal command.\r |
5a5eb806 | 2350 | //\r |
806c49db JC |
2351 | Status = ShellCommandRunCommandHandler(FirstParameter, &CommandReturnedStatus, &LastError);\r |
2352 | \r | |
2353 | if (!EFI_ERROR(Status)) {\r | |
490ce43d QS |
2354 | if (CommandStatus != NULL) {\r |
2355 | if (CommandReturnedStatus != SHELL_SUCCESS) {\r | |
2356 | *CommandStatus = (EFI_STATUS)(CommandReturnedStatus | MAX_BIT);\r | |
2357 | } else {\r | |
2358 | *CommandStatus = EFI_SUCCESS;\r | |
2359 | }\r | |
2360 | }\r | |
2361 | \r | |
5a5eb806 | 2362 | //\r |
806c49db JC |
2363 | // Update last error status.\r |
2364 | // some commands do not update last error.\r | |
5a5eb806 | 2365 | //\r |
806c49db JC |
2366 | if (LastError) {\r |
2367 | SetLastError(CommandReturnedStatus);\r | |
5a5eb806 | 2368 | }\r |
806c49db JC |
2369 | \r |
2370 | //\r | |
2371 | // Pass thru the exitcode from the app.\r | |
2372 | //\r | |
2373 | if (ShellCommandGetExit()) {\r | |
e3eb7d82 JC |
2374 | //\r |
2375 | // An Exit was requested ("exit" command), pass its value up.\r | |
2376 | //\r | |
806c49db | 2377 | Status = CommandReturnedStatus;\r |
e3eb7d82 JC |
2378 | } else if (CommandReturnedStatus != SHELL_SUCCESS && IsScriptOnlyCommand(FirstParameter)) {\r |
2379 | //\r | |
2380 | // Always abort when a script only command fails for any reason\r | |
2381 | //\r | |
2382 | Status = EFI_ABORTED;\r | |
2383 | } else if (ShellCommandGetCurrentScriptFile() != NULL && CommandReturnedStatus == SHELL_ABORTED) {\r | |
2384 | //\r | |
2385 | // Abort when in a script and a command aborted\r | |
2386 | //\r | |
806c49db | 2387 | Status = EFI_ABORTED;\r |
5a5eb806 | 2388 | }\r |
806c49db JC |
2389 | }\r |
2390 | }\r | |
2391 | \r | |
2392 | //\r | |
d08a5464 | 2393 | // This is guaranteed to be called after UpdateArgcArgv no matter what else happened.\r |
806c49db JC |
2394 | // This is safe even if the update API failed. In this case, it may be a no-op.\r |
2395 | //\r | |
2396 | RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r | |
2397 | \r | |
e3eb7d82 | 2398 | //\r |
d08a5464 | 2399 | // If a script is running and the command is not a script only command, then\r |
e3eb7d82 JC |
2400 | // change return value to success so the script won't halt (unless aborted).\r |
2401 | //\r | |
2402 | // Script only commands have to be able halt the script since the script will\r | |
2403 | // not operate if they are failing.\r | |
2404 | //\r | |
2405 | if ( ShellCommandGetCurrentScriptFile() != NULL\r | |
2406 | && !IsScriptOnlyCommand(FirstParameter)\r | |
2407 | && Status != EFI_ABORTED\r | |
2408 | ) {\r | |
806c49db JC |
2409 | Status = EFI_SUCCESS;\r |
2410 | }\r | |
2411 | \r | |
4b6b543e | 2412 | FreePool (NewCmdLine);\r |
806c49db JC |
2413 | return (Status);\r |
2414 | }\r | |
2415 | \r | |
2416 | /**\r | |
2417 | Function to run the command or file.\r | |
2418 | \r | |
2419 | @param[in] Type the type of operation being run.\r | |
2420 | @param[in] CmdLine the command line to run.\r | |
2421 | @param[in] FirstParameter the first parameter on the command line\r | |
2422 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
490ce43d | 2423 | @param[out] CommandStatus the status from the command line.\r |
806c49db JC |
2424 | \r |
2425 | @retval EFI_SUCCESS The command was completed.\r | |
2426 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2427 | **/\r | |
2428 | EFI_STATUS\r | |
806c49db JC |
2429 | RunCommandOrFile(\r |
2430 | IN SHELL_OPERATION_TYPES Type,\r | |
2431 | IN CONST CHAR16 *CmdLine,\r | |
2432 | IN CHAR16 *FirstParameter,\r | |
490ce43d QS |
2433 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r |
2434 | OUT EFI_STATUS *CommandStatus\r | |
806c49db JC |
2435 | )\r |
2436 | {\r | |
2437 | EFI_STATUS Status;\r | |
cd39fe08 | 2438 | EFI_STATUS StartStatus;\r |
806c49db | 2439 | CHAR16 *CommandWithPath;\r |
764c21f4 | 2440 | CHAR16 *FullCommandWithPath;\r |
806c49db | 2441 | EFI_DEVICE_PATH_PROTOCOL *DevPath;\r |
5223c121 | 2442 | SHELL_STATUS CalleeExitStatus;\r |
806c49db JC |
2443 | \r |
2444 | Status = EFI_SUCCESS;\r | |
2445 | CommandWithPath = NULL;\r | |
2446 | DevPath = NULL;\r | |
71c49eaf | 2447 | CalleeExitStatus = SHELL_INVALID_PARAMETER;\r |
806c49db JC |
2448 | \r |
2449 | switch (Type) {\r | |
51429264 | 2450 | case Internal_Command:\r |
490ce43d | 2451 | Status = RunInternalCommand(CmdLine, FirstParameter, ParamProtocol, CommandStatus);\r |
806c49db | 2452 | break;\r |
51429264 SQ |
2453 | case Script_File_Name:\r |
2454 | case Efi_Application:\r | |
806c49db JC |
2455 | //\r |
2456 | // Process a fully qualified path\r | |
2457 | //\r | |
2458 | if (StrStr(FirstParameter, L":") != NULL) {\r | |
2459 | ASSERT (CommandWithPath == NULL);\r | |
2460 | if (ShellIsFile(FirstParameter) == EFI_SUCCESS) {\r | |
2461 | CommandWithPath = StrnCatGrow(&CommandWithPath, NULL, FirstParameter, 0);\r | |
2462 | }\r | |
2463 | }\r | |
2464 | \r | |
2465 | //\r | |
2466 | // Process a relative path and also check in the path environment variable\r | |
2467 | //\r | |
2468 | if (CommandWithPath == NULL) {\r | |
2469 | CommandWithPath = ShellFindFilePathEx(FirstParameter, mExecutableExtensions);\r | |
2470 | }\r | |
2471 | \r | |
2472 | //\r | |
2473 | // This should be impossible now.\r | |
2474 | //\r | |
2475 | ASSERT(CommandWithPath != NULL);\r | |
2476 | \r | |
2477 | //\r | |
2478 | // Make sure that path is not just a directory (or not found)\r | |
2479 | //\r | |
2480 | if (!EFI_ERROR(ShellIsDirectory(CommandWithPath))) {\r | |
2481 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
6bd64463 | 2482 | SetLastError(SHELL_NOT_FOUND);\r |
806c49db JC |
2483 | }\r |
2484 | switch (Type) {\r | |
51429264 | 2485 | case Script_File_Name:\r |
764c21f4 JD |
2486 | FullCommandWithPath = FullyQualifyPath(CommandWithPath);\r |
2487 | if (FullCommandWithPath == NULL) {\r | |
2488 | Status = RunScriptFile (CommandWithPath, NULL, CmdLine, ParamProtocol);\r | |
2489 | } else {\r | |
2490 | Status = RunScriptFile (FullCommandWithPath, NULL, CmdLine, ParamProtocol);\r | |
2491 | FreePool(FullCommandWithPath);\r | |
2492 | }\r | |
806c49db | 2493 | break;\r |
51429264 | 2494 | case Efi_Application:\r |
806c49db JC |
2495 | //\r |
2496 | // Get the device path of the application image\r | |
2497 | //\r | |
2498 | DevPath = ShellInfoObject.NewEfiShellProtocol->GetDevicePathFromFilePath(CommandWithPath);\r | |
2499 | if (DevPath == NULL){\r | |
2500 | Status = EFI_OUT_OF_RESOURCES;\r | |
2501 | break;\r | |
2502 | }\r | |
2503 | \r | |
2504 | //\r | |
2505 | // Execute the device path\r | |
2506 | //\r | |
2507 | Status = InternalShellExecuteDevicePath(\r | |
2508 | &gImageHandle,\r | |
2509 | DevPath,\r | |
2510 | CmdLine,\r | |
2511 | NULL,\r | |
a308e058 | 2512 | &StartStatus\r |
806c49db JC |
2513 | );\r |
2514 | \r | |
2515 | SHELL_FREE_NON_NULL(DevPath);\r | |
2516 | \r | |
71c49eaf SQ |
2517 | if(EFI_ERROR (Status)) {\r |
2518 | CalleeExitStatus = (SHELL_STATUS) (Status & (~MAX_BIT));\r | |
2519 | } else {\r | |
cd39fe08 | 2520 | CalleeExitStatus = (SHELL_STATUS) StartStatus;\r |
71c49eaf SQ |
2521 | }\r |
2522 | \r | |
490ce43d QS |
2523 | if (CommandStatus != NULL) {\r |
2524 | *CommandStatus = CalleeExitStatus;\r | |
2525 | }\r | |
2526 | \r | |
806c49db JC |
2527 | //\r |
2528 | // Update last error status.\r | |
2529 | //\r | |
5223c121 | 2530 | // Status is an EFI_STATUS. Clear top bit to convert to SHELL_STATUS\r |
71c49eaf | 2531 | SetLastError(CalleeExitStatus);\r |
806c49db | 2532 | break;\r |
6fa0da7d LE |
2533 | default:\r |
2534 | //\r | |
2535 | // Do nothing.\r | |
2536 | //\r | |
2537 | break;\r | |
5a5eb806 JC |
2538 | }\r |
2539 | break;\r | |
6fa0da7d LE |
2540 | default:\r |
2541 | //\r | |
2542 | // Do nothing.\r | |
2543 | //\r | |
2544 | break;\r | |
5a5eb806 | 2545 | }\r |
806c49db JC |
2546 | \r |
2547 | SHELL_FREE_NON_NULL(CommandWithPath);\r | |
2548 | \r | |
2549 | return (Status);\r | |
2550 | }\r | |
2551 | \r | |
2552 | /**\r | |
2553 | Function to setup StdIn, StdErr, StdOut, and then run the command or file.\r | |
2554 | \r | |
2555 | @param[in] Type the type of operation being run.\r | |
2556 | @param[in] CmdLine the command line to run.\r | |
2557 | @param[in] FirstParameter the first parameter on the command line.\r | |
2558 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
490ce43d | 2559 | @param[out] CommandStatus the status from the command line.\r |
806c49db JC |
2560 | \r |
2561 | @retval EFI_SUCCESS The command was completed.\r | |
2562 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2563 | **/\r | |
2564 | EFI_STATUS\r | |
806c49db | 2565 | SetupAndRunCommandOrFile(\r |
490ce43d QS |
2566 | IN SHELL_OPERATION_TYPES Type,\r |
2567 | IN CHAR16 *CmdLine,\r | |
2568 | IN CHAR16 *FirstParameter,\r | |
2569 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r | |
dcbdb8bf | 2570 | OUT EFI_STATUS *CommandStatus\r |
806c49db JC |
2571 | )\r |
2572 | {\r | |
2573 | EFI_STATUS Status;\r | |
2574 | SHELL_FILE_HANDLE OriginalStdIn;\r | |
2575 | SHELL_FILE_HANDLE OriginalStdOut;\r | |
2576 | SHELL_FILE_HANDLE OriginalStdErr;\r | |
2577 | SYSTEM_TABLE_INFO OriginalSystemTableInfo;\r | |
08222019 | 2578 | CONST SCRIPT_FILE *ConstScriptFile;\r |
806c49db JC |
2579 | \r |
2580 | //\r | |
2581 | // Update the StdIn, StdOut, and StdErr for redirection to environment variables, files, etc... unicode and ASCII\r | |
2582 | //\r | |
2583 | Status = UpdateStdInStdOutStdErr(ParamProtocol, CmdLine, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r | |
2584 | \r | |
2585 | //\r | |
2586 | // The StdIn, StdOut, and StdErr are set up.\r | |
2587 | // Now run the command, script, or application\r | |
2588 | //\r | |
2589 | if (!EFI_ERROR(Status)) {\r | |
75eb337f | 2590 | TrimSpaces(&CmdLine);\r |
490ce43d | 2591 | Status = RunCommandOrFile(Type, CmdLine, FirstParameter, ParamProtocol, CommandStatus);\r |
806c49db JC |
2592 | }\r |
2593 | \r | |
2594 | //\r | |
2595 | // Now print errors\r | |
2596 | //\r | |
2597 | if (EFI_ERROR(Status)) {\r | |
08222019 JC |
2598 | ConstScriptFile = ShellCommandGetCurrentScriptFile();\r |
2599 | if (ConstScriptFile == NULL || ConstScriptFile->CurrentCommand == NULL) {\r | |
063aa89b JC |
2600 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR), ShellInfoObject.HiiHandle, (VOID*)(Status));\r |
2601 | } else {\r | |
08222019 | 2602 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR_SCRIPT), ShellInfoObject.HiiHandle, (VOID*)(Status), ConstScriptFile->CurrentCommand->Line);\r |
063aa89b | 2603 | }\r |
806c49db JC |
2604 | }\r |
2605 | \r | |
2606 | //\r | |
2607 | // put back the original StdIn, StdOut, and StdErr\r | |
2608 | //\r | |
2609 | RestoreStdInStdOutStdErr(ParamProtocol, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r | |
2610 | \r | |
2611 | return (Status);\r | |
5a5eb806 JC |
2612 | }\r |
2613 | \r | |
a405b86d | 2614 | /**\r |
2615 | Function will process and run a command line.\r | |
2616 | \r | |
ba0014b9 | 2617 | This will determine if the command line represents an internal shell\r |
a405b86d | 2618 | command or dispatch an external application.\r |
2619 | \r | |
2620 | @param[in] CmdLine The command line to parse.\r | |
490ce43d | 2621 | @param[out] CommandStatus The status from the command line.\r |
a405b86d | 2622 | \r |
2623 | @retval EFI_SUCCESS The command was completed.\r | |
2624 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2625 | **/\r | |
2626 | EFI_STATUS\r | |
490ce43d QS |
2627 | RunShellCommand(\r |
2628 | IN CONST CHAR16 *CmdLine,\r | |
2629 | OUT EFI_STATUS *CommandStatus\r | |
a405b86d | 2630 | )\r |
2631 | {\r | |
2632 | EFI_STATUS Status;\r | |
a405b86d | 2633 | CHAR16 *CleanOriginal;\r |
806c49db JC |
2634 | CHAR16 *FirstParameter;\r |
2635 | CHAR16 *TempWalker;\r | |
2636 | SHELL_OPERATION_TYPES Type;\r | |
f72df356 | 2637 | CONST CHAR16 *CurDir;\r |
a405b86d | 2638 | \r |
2639 | ASSERT(CmdLine != NULL);\r | |
2640 | if (StrLen(CmdLine) == 0) {\r | |
2641 | return (EFI_SUCCESS);\r | |
2642 | }\r | |
2643 | \r | |
a405b86d | 2644 | Status = EFI_SUCCESS;\r |
2645 | CleanOriginal = NULL;\r | |
a405b86d | 2646 | \r |
2647 | CleanOriginal = StrnCatGrow(&CleanOriginal, NULL, CmdLine, 0);\r | |
532691c8 | 2648 | if (CleanOriginal == NULL) {\r |
1219c85d | 2649 | return (EFI_OUT_OF_RESOURCES);\r |
532691c8 | 2650 | }\r |
284e034f | 2651 | \r |
ad2bc854 | 2652 | TrimSpaces(&CleanOriginal);\r |
a405b86d | 2653 | \r |
284e034f | 2654 | //\r |
d41a79a0 CP |
2655 | // NULL out comments (leveraged from RunScriptFileHandle() ).\r |
2656 | // The # character on a line is used to denote that all characters on the same line\r | |
2657 | // and to the right of the # are to be ignored by the shell.\r | |
d08a5464 | 2658 | // Afterwards, again remove spaces, in case any were between the last command-parameter and '#'.\r |
d41a79a0 CP |
2659 | //\r |
2660 | for (TempWalker = CleanOriginal; TempWalker != NULL && *TempWalker != CHAR_NULL; TempWalker++) {\r | |
2661 | if (*TempWalker == L'^') {\r | |
2662 | if (*(TempWalker + 1) == L'#') {\r | |
4b6b543e | 2663 | TempWalker++;\r |
d41a79a0 CP |
2664 | }\r |
2665 | } else if (*TempWalker == L'#') {\r | |
2666 | *TempWalker = CHAR_NULL;\r | |
2667 | }\r | |
2668 | }\r | |
2669 | \r | |
2670 | TrimSpaces(&CleanOriginal);\r | |
2671 | \r | |
2672 | //\r | |
284e034f CP |
2673 | // Handle case that passed in command line is just 1 or more " " characters.\r |
2674 | //\r | |
2675 | if (StrLen (CleanOriginal) == 0) {\r | |
1219c85d RN |
2676 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2677 | return (EFI_SUCCESS);\r | |
284e034f CP |
2678 | }\r |
2679 | \r | |
12a27a6d | 2680 | Status = ProcessCommandLineToFinal(&CleanOriginal);\r |
ca53c0af | 2681 | if (EFI_ERROR(Status)) {\r |
1219c85d RN |
2682 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2683 | return (Status);\r | |
a405b86d | 2684 | }\r |
2685 | \r | |
a405b86d | 2686 | //\r |
d08a5464 | 2687 | // We don't do normal processing with a split command line (output from one command input to another)\r |
a405b86d | 2688 | //\r |
1ef61d03 | 2689 | if (ContainsSplit(CleanOriginal)) {\r |
a308e058 | 2690 | Status = ProcessNewSplitCommandLine(CleanOriginal);\r |
1219c85d RN |
2691 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2692 | return (Status);\r | |
ba0014b9 | 2693 | }\r |
5b5cd144 | 2694 | \r |
806c49db JC |
2695 | //\r |
2696 | // We need the first parameter information so we can determine the operation type\r | |
2697 | //\r | |
2698 | FirstParameter = AllocateZeroPool(StrSize(CleanOriginal));\r | |
2699 | if (FirstParameter == NULL) {\r | |
1219c85d RN |
2700 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2701 | return (EFI_OUT_OF_RESOURCES);\r | |
806c49db JC |
2702 | }\r |
2703 | TempWalker = CleanOriginal;\r | |
1219c85d | 2704 | if (!EFI_ERROR(GetNextParameter(&TempWalker, &FirstParameter, StrSize(CleanOriginal), TRUE))) {\r |
14030c5c JC |
2705 | //\r |
2706 | // Depending on the first parameter we change the behavior\r | |
2707 | //\r | |
2708 | switch (Type = GetOperationType(FirstParameter)) {\r | |
2709 | case File_Sys_Change:\r | |
2710 | Status = ChangeMappedDrive (FirstParameter);\r | |
2711 | break;\r | |
2712 | case Internal_Command:\r | |
2713 | case Script_File_Name:\r | |
2714 | case Efi_Application:\r | |
490ce43d | 2715 | Status = SetupAndRunCommandOrFile(Type, CleanOriginal, FirstParameter, ShellInfoObject.NewShellParametersProtocol, CommandStatus);\r |
14030c5c JC |
2716 | break;\r |
2717 | default:\r | |
2718 | //\r | |
2719 | // Whatever was typed, it was invalid.\r | |
2720 | //\r | |
2721 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2722 | SetLastError(SHELL_NOT_FOUND);\r | |
2723 | break;\r | |
2724 | }\r | |
2725 | } else {\r | |
2726 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2727 | SetLastError(SHELL_NOT_FOUND);\r | |
a405b86d | 2728 | }\r |
f72df356 HL |
2729 | //\r |
2730 | // Check whether the current file system still exists. If not exist, we need update "cwd" and gShellCurMapping.\r | |
2731 | //\r | |
2732 | CurDir = EfiShellGetCurDir (NULL);\r | |
2733 | if (CurDir != NULL) {\r | |
2734 | if (EFI_ERROR(ShellFileExists (CurDir))) {\r | |
2735 | //\r | |
2736 | // EfiShellSetCurDir() cannot set current directory to NULL.\r | |
2737 | // EfiShellSetEnv() is not allowed to set the "cwd" variable.\r | |
2738 | // Only InternalEfiShellSetEnv () is allowed setting the "cwd" variable.\r | |
2739 | //\r | |
2740 | InternalEfiShellSetEnv (L"cwd", NULL, TRUE);\r | |
2741 | gShellCurMapping = NULL;\r | |
2742 | }\r | |
2743 | }\r | |
2744 | \r | |
1219c85d RN |
2745 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2746 | SHELL_FREE_NON_NULL(FirstParameter);\r | |
a405b86d | 2747 | \r |
2748 | return (Status);\r | |
2749 | }\r | |
2750 | \r | |
490ce43d QS |
2751 | /**\r |
2752 | Function will process and run a command line.\r | |
2753 | \r | |
ba0014b9 | 2754 | This will determine if the command line represents an internal shell\r |
490ce43d QS |
2755 | command or dispatch an external application.\r |
2756 | \r | |
2757 | @param[in] CmdLine The command line to parse.\r | |
2758 | \r | |
2759 | @retval EFI_SUCCESS The command was completed.\r | |
2760 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2761 | **/\r | |
2762 | EFI_STATUS\r | |
490ce43d QS |
2763 | RunCommand(\r |
2764 | IN CONST CHAR16 *CmdLine\r | |
2765 | )\r | |
2766 | {\r | |
2767 | return (RunShellCommand(CmdLine, NULL));\r | |
2768 | }\r | |
2769 | \r | |
a405b86d | 2770 | /**\r |
2771 | Function to process a NSH script file via SHELL_FILE_HANDLE.\r | |
2772 | \r | |
2773 | @param[in] Handle The handle to the already opened file.\r | |
2774 | @param[in] Name The name of the script file.\r | |
2775 | \r | |
d08a5464 | 2776 | @retval EFI_SUCCESS the script completed successfully\r |
a405b86d | 2777 | **/\r |
2778 | EFI_STATUS\r | |
a405b86d | 2779 | RunScriptFileHandle (\r |
a308e058 RN |
2780 | IN SHELL_FILE_HANDLE Handle,\r |
2781 | IN CONST CHAR16 *Name\r | |
a405b86d | 2782 | )\r |
2783 | {\r | |
2784 | EFI_STATUS Status;\r | |
2785 | SCRIPT_FILE *NewScriptFile;\r | |
2786 | UINTN LoopVar;\r | |
4dc0d578 | 2787 | UINTN PrintBuffSize;\r |
a405b86d | 2788 | CHAR16 *CommandLine;\r |
2789 | CHAR16 *CommandLine2;\r | |
2790 | CHAR16 *CommandLine3;\r | |
2791 | SCRIPT_COMMAND_LIST *LastCommand;\r | |
2792 | BOOLEAN Ascii;\r | |
2793 | BOOLEAN PreScriptEchoState;\r | |
848997b5 | 2794 | BOOLEAN PreCommandEchoState;\r |
a405b86d | 2795 | CONST CHAR16 *CurDir;\r |
2796 | UINTN LineCount;\r | |
b6b22b13 | 2797 | CHAR16 LeString[50];\r |
14810d6b | 2798 | LIST_ENTRY OldBufferList;\r |
a405b86d | 2799 | \r |
2800 | ASSERT(!ShellCommandGetScriptExit());\r | |
2801 | \r | |
2802 | PreScriptEchoState = ShellCommandGetEchoState();\r | |
4dc0d578 | 2803 | PrintBuffSize = PcdGet16(PcdShellPrintBufferSize);\r |
a405b86d | 2804 | \r |
2805 | NewScriptFile = (SCRIPT_FILE*)AllocateZeroPool(sizeof(SCRIPT_FILE));\r | |
3c865f20 | 2806 | if (NewScriptFile == NULL) {\r |
2807 | return (EFI_OUT_OF_RESOURCES);\r | |
2808 | }\r | |
a405b86d | 2809 | \r |
2810 | //\r | |
2811 | // Set up the name\r | |
2812 | //\r | |
2813 | ASSERT(NewScriptFile->ScriptName == NULL);\r | |
2814 | NewScriptFile->ScriptName = StrnCatGrow(&NewScriptFile->ScriptName, NULL, Name, 0);\r | |
3c865f20 | 2815 | if (NewScriptFile->ScriptName == NULL) {\r |
2816 | DeleteScriptFileStruct(NewScriptFile);\r | |
2817 | return (EFI_OUT_OF_RESOURCES);\r | |
2818 | }\r | |
a405b86d | 2819 | \r |
2820 | //\r | |
2821 | // Save the parameters (used to replace %0 to %9 later on)\r | |
2822 | //\r | |
2823 | NewScriptFile->Argc = ShellInfoObject.NewShellParametersProtocol->Argc;\r | |
2824 | if (NewScriptFile->Argc != 0) {\r | |
2825 | NewScriptFile->Argv = (CHAR16**)AllocateZeroPool(NewScriptFile->Argc * sizeof(CHAR16*));\r | |
3c865f20 | 2826 | if (NewScriptFile->Argv == NULL) {\r |
2827 | DeleteScriptFileStruct(NewScriptFile);\r | |
2828 | return (EFI_OUT_OF_RESOURCES);\r | |
2829 | }\r | |
764c21f4 JD |
2830 | //\r |
2831 | // Put the full path of the script file into Argv[0] as required by section\r | |
2832 | // 3.6.2 of version 2.2 of the shell specification.\r | |
2833 | //\r | |
2834 | NewScriptFile->Argv[0] = StrnCatGrow(&NewScriptFile->Argv[0], NULL, NewScriptFile->ScriptName, 0);\r | |
2835 | for (LoopVar = 1 ; LoopVar < 10 && LoopVar < NewScriptFile->Argc; LoopVar++) {\r | |
a405b86d | 2836 | ASSERT(NewScriptFile->Argv[LoopVar] == NULL);\r |
2837 | NewScriptFile->Argv[LoopVar] = StrnCatGrow(&NewScriptFile->Argv[LoopVar], NULL, ShellInfoObject.NewShellParametersProtocol->Argv[LoopVar], 0);\r | |
3c865f20 | 2838 | if (NewScriptFile->Argv[LoopVar] == NULL) {\r |
2839 | DeleteScriptFileStruct(NewScriptFile);\r | |
2840 | return (EFI_OUT_OF_RESOURCES);\r | |
2841 | }\r | |
a405b86d | 2842 | }\r |
2843 | } else {\r | |
2844 | NewScriptFile->Argv = NULL;\r | |
2845 | }\r | |
2846 | \r | |
2847 | InitializeListHead(&NewScriptFile->CommandList);\r | |
2848 | InitializeListHead(&NewScriptFile->SubstList);\r | |
2849 | \r | |
2850 | //\r | |
2851 | // Now build the list of all script commands.\r | |
2852 | //\r | |
2853 | LineCount = 0;\r | |
2854 | while(!ShellFileHandleEof(Handle)) {\r | |
2855 | CommandLine = ShellFileHandleReturnLine(Handle, &Ascii);\r | |
2856 | LineCount++;\r | |
4922715d JC |
2857 | if (CommandLine == NULL || StrLen(CommandLine) == 0 || CommandLine[0] == '#') {\r |
2858 | SHELL_FREE_NON_NULL(CommandLine);\r | |
a405b86d | 2859 | continue;\r |
2860 | }\r | |
2861 | NewScriptFile->CurrentCommand = AllocateZeroPool(sizeof(SCRIPT_COMMAND_LIST));\r | |
3c865f20 | 2862 | if (NewScriptFile->CurrentCommand == NULL) {\r |
4922715d | 2863 | SHELL_FREE_NON_NULL(CommandLine);\r |
3c865f20 | 2864 | DeleteScriptFileStruct(NewScriptFile);\r |
2865 | return (EFI_OUT_OF_RESOURCES);\r | |
2866 | }\r | |
a405b86d | 2867 | \r |
2868 | NewScriptFile->CurrentCommand->Cl = CommandLine;\r | |
2869 | NewScriptFile->CurrentCommand->Data = NULL;\r | |
2870 | NewScriptFile->CurrentCommand->Line = LineCount;\r | |
2871 | \r | |
2872 | InsertTailList(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
2873 | }\r | |
2874 | \r | |
2875 | //\r | |
2876 | // Add this as the topmost script file\r | |
2877 | //\r | |
2878 | ShellCommandSetNewScript (NewScriptFile);\r | |
2879 | \r | |
2880 | //\r | |
2881 | // Now enumerate through the commands and run each one.\r | |
2882 | //\r | |
4dc0d578 | 2883 | CommandLine = AllocateZeroPool(PrintBuffSize);\r |
3c865f20 | 2884 | if (CommandLine == NULL) {\r |
2885 | DeleteScriptFileStruct(NewScriptFile);\r | |
2886 | return (EFI_OUT_OF_RESOURCES);\r | |
2887 | }\r | |
4dc0d578 | 2888 | CommandLine2 = AllocateZeroPool(PrintBuffSize);\r |
3c865f20 | 2889 | if (CommandLine2 == NULL) {\r |
2890 | FreePool(CommandLine);\r | |
2891 | DeleteScriptFileStruct(NewScriptFile);\r | |
2892 | return (EFI_OUT_OF_RESOURCES);\r | |
2893 | }\r | |
a405b86d | 2894 | \r |
2895 | for ( NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetFirstNode(&NewScriptFile->CommandList)\r | |
2896 | ; !IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)\r | |
2897 | ; // conditional increment in the body of the loop\r | |
2898 | ){\r | |
3c865f20 | 2899 | ASSERT(CommandLine2 != NULL);\r |
ba0014b9 LG |
2900 | StrnCpyS( CommandLine2,\r |
2901 | PrintBuffSize/sizeof(CHAR16),\r | |
4dc0d578 QS |
2902 | NewScriptFile->CurrentCommand->Cl,\r |
2903 | PrintBuffSize/sizeof(CHAR16) - 1\r | |
e75390f0 | 2904 | );\r |
a405b86d | 2905 | \r |
14810d6b QS |
2906 | SaveBufferList(&OldBufferList);\r |
2907 | \r | |
a405b86d | 2908 | //\r |
2909 | // NULL out comments\r | |
2910 | //\r | |
2911 | for (CommandLine3 = CommandLine2 ; CommandLine3 != NULL && *CommandLine3 != CHAR_NULL ; CommandLine3++) {\r | |
2912 | if (*CommandLine3 == L'^') {\r | |
4b6b543e | 2913 | if ( *(CommandLine3+1) == L':') {\r |
a405b86d | 2914 | CopyMem(CommandLine3, CommandLine3+1, StrSize(CommandLine3) - sizeof(CommandLine3[0]));\r |
4b6b543e QS |
2915 | } else if (*(CommandLine3+1) == L'#') {\r |
2916 | CommandLine3++;\r | |
a405b86d | 2917 | }\r |
2918 | } else if (*CommandLine3 == L'#') {\r | |
2919 | *CommandLine3 = CHAR_NULL;\r | |
2920 | }\r | |
2921 | }\r | |
2922 | \r | |
2923 | if (CommandLine2 != NULL && StrLen(CommandLine2) >= 1) {\r | |
2924 | //\r | |
2925 | // Due to variability in starting the find and replace action we need to have both buffers the same.\r | |
2926 | //\r | |
ba0014b9 LG |
2927 | StrnCpyS( CommandLine,\r |
2928 | PrintBuffSize/sizeof(CHAR16),\r | |
4dc0d578 QS |
2929 | CommandLine2,\r |
2930 | PrintBuffSize/sizeof(CHAR16) - 1\r | |
e75390f0 | 2931 | );\r |
a405b86d | 2932 | \r |
2933 | //\r | |
2934 | // Remove the %0 to %9 from the command line (if we have some arguments)\r | |
2935 | //\r | |
2936 | if (NewScriptFile->Argv != NULL) {\r | |
2937 | switch (NewScriptFile->Argc) {\r | |
2938 | default:\r | |
d1c275c6 | 2939 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%9", NewScriptFile->Argv[9], FALSE, FALSE);\r |
a405b86d | 2940 | ASSERT_EFI_ERROR(Status);\r |
2941 | case 9:\r | |
d1c275c6 | 2942 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%8", NewScriptFile->Argv[8], FALSE, FALSE);\r |
a405b86d | 2943 | ASSERT_EFI_ERROR(Status);\r |
2944 | case 8:\r | |
d1c275c6 | 2945 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%7", NewScriptFile->Argv[7], FALSE, FALSE);\r |
a405b86d | 2946 | ASSERT_EFI_ERROR(Status);\r |
2947 | case 7:\r | |
d1c275c6 | 2948 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%6", NewScriptFile->Argv[6], FALSE, FALSE);\r |
a405b86d | 2949 | ASSERT_EFI_ERROR(Status);\r |
2950 | case 6:\r | |
d1c275c6 | 2951 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%5", NewScriptFile->Argv[5], FALSE, FALSE);\r |
a405b86d | 2952 | ASSERT_EFI_ERROR(Status);\r |
2953 | case 5:\r | |
d1c275c6 | 2954 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%4", NewScriptFile->Argv[4], FALSE, FALSE);\r |
a405b86d | 2955 | ASSERT_EFI_ERROR(Status);\r |
2956 | case 4:\r | |
d1c275c6 | 2957 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%3", NewScriptFile->Argv[3], FALSE, FALSE);\r |
a405b86d | 2958 | ASSERT_EFI_ERROR(Status);\r |
2959 | case 3:\r | |
d1c275c6 | 2960 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%2", NewScriptFile->Argv[2], FALSE, FALSE);\r |
a405b86d | 2961 | ASSERT_EFI_ERROR(Status);\r |
2962 | case 2:\r | |
d1c275c6 | 2963 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%1", NewScriptFile->Argv[1], FALSE, FALSE);\r |
a405b86d | 2964 | ASSERT_EFI_ERROR(Status);\r |
2965 | case 1:\r | |
d1c275c6 | 2966 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%0", NewScriptFile->Argv[0], FALSE, FALSE);\r |
a405b86d | 2967 | ASSERT_EFI_ERROR(Status);\r |
2968 | break;\r | |
2969 | case 0:\r | |
2970 | break;\r | |
2971 | }\r | |
2972 | }\r | |
4dc0d578 QS |
2973 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%1", L"\"\"", FALSE, FALSE);\r |
2974 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%2", L"\"\"", FALSE, FALSE);\r | |
2975 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%3", L"\"\"", FALSE, FALSE);\r | |
2976 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%4", L"\"\"", FALSE, FALSE);\r | |
2977 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%5", L"\"\"", FALSE, FALSE);\r | |
2978 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%6", L"\"\"", FALSE, FALSE);\r | |
2979 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%7", L"\"\"", FALSE, FALSE);\r | |
2980 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%8", L"\"\"", FALSE, FALSE);\r | |
2981 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%9", L"\"\"", FALSE, FALSE);\r | |
2982 | \r | |
ba0014b9 LG |
2983 | StrnCpyS( CommandLine2,\r |
2984 | PrintBuffSize/sizeof(CHAR16),\r | |
4dc0d578 QS |
2985 | CommandLine,\r |
2986 | PrintBuffSize/sizeof(CHAR16) - 1\r | |
e75390f0 | 2987 | );\r |
a405b86d | 2988 | \r |
2989 | LastCommand = NewScriptFile->CurrentCommand;\r | |
2990 | \r | |
2991 | for (CommandLine3 = CommandLine2 ; CommandLine3[0] == L' ' ; CommandLine3++);\r | |
2992 | \r | |
3c865f20 | 2993 | if (CommandLine3 != NULL && CommandLine3[0] == L':' ) {\r |
a405b86d | 2994 | //\r |
2995 | // This line is a goto target / label\r | |
2996 | //\r | |
2997 | } else {\r | |
2998 | if (CommandLine3 != NULL && StrLen(CommandLine3) > 0) {\r | |
848997b5 | 2999 | if (CommandLine3[0] == L'@') {\r |
3000 | //\r | |
3001 | // We need to save the current echo state\r | |
3002 | // and disable echo for just this command.\r | |
3003 | //\r | |
3004 | PreCommandEchoState = ShellCommandGetEchoState();\r | |
3005 | ShellCommandSetEchoState(FALSE);\r | |
a308e058 | 3006 | Status = RunCommand(CommandLine3+1);\r |
848997b5 | 3007 | \r |
3008 | //\r | |
284e034f | 3009 | // If command was "@echo -off" or "@echo -on" then don't restore echo state\r |
848997b5 | 3010 | //\r |
284e034f CP |
3011 | if (StrCmp (L"@echo -off", CommandLine3) != 0 &&\r |
3012 | StrCmp (L"@echo -on", CommandLine3) != 0) {\r | |
3013 | //\r | |
3014 | // Now restore the pre-'@' echo state.\r | |
3015 | //\r | |
3016 | ShellCommandSetEchoState(PreCommandEchoState);\r | |
3017 | }\r | |
848997b5 | 3018 | } else {\r |
0d11446d | 3019 | if (ShellCommandGetEchoState()) {\r |
3020 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
3021 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
3022 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
3023 | } else {\r | |
3024 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
3025 | }\r | |
3026 | ShellPrintEx(-1, -1, L"%s\r\n", CommandLine2);\r | |
3027 | }\r | |
a308e058 | 3028 | Status = RunCommand(CommandLine3);\r |
848997b5 | 3029 | }\r |
a405b86d | 3030 | }\r |
3031 | \r | |
3032 | if (ShellCommandGetScriptExit()) {\r | |
5b5cd144 CP |
3033 | //\r |
3034 | // ShellCommandGetExitCode() always returns a UINT64\r | |
3035 | //\r | |
a308e058 | 3036 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ShellCommandGetExitCode());\r |
5b5cd144 CP |
3037 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r |
3038 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
b6b22b13 | 3039 | \r |
3040 | ShellCommandRegisterExit(FALSE, 0);\r | |
a405b86d | 3041 | Status = EFI_SUCCESS;\r |
14810d6b | 3042 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3043 | break;\r |
3044 | }\r | |
c6a7fef8 | 3045 | if (ShellGetExecutionBreakFlag()) {\r |
14810d6b | 3046 | RestoreBufferList(&OldBufferList);\r |
c6a7fef8 ED |
3047 | break;\r |
3048 | }\r | |
a405b86d | 3049 | if (EFI_ERROR(Status)) {\r |
14810d6b | 3050 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3051 | break;\r |
3052 | }\r | |
3053 | if (ShellCommandGetExit()) {\r | |
14810d6b | 3054 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3055 | break;\r |
3056 | }\r | |
3057 | }\r | |
3058 | //\r | |
3059 | // If that commend did not update the CurrentCommand then we need to advance it...\r | |
3060 | //\r | |
3061 | if (LastCommand == NewScriptFile->CurrentCommand) {\r | |
3062 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
3063 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
3064 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
3065 | }\r | |
3066 | }\r | |
3067 | } else {\r | |
3068 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
3069 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
3070 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
3071 | }\r | |
3072 | }\r | |
14810d6b | 3073 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3074 | }\r |
3075 | \r | |
a405b86d | 3076 | \r |
3077 | FreePool(CommandLine);\r | |
3078 | FreePool(CommandLine2);\r | |
3079 | ShellCommandSetNewScript (NULL);\r | |
733f138d | 3080 | \r |
3081 | //\r | |
3082 | // Only if this was the last script reset the state.\r | |
3083 | //\r | |
3084 | if (ShellCommandGetCurrentScriptFile()==NULL) {\r | |
3085 | ShellCommandSetEchoState(PreScriptEchoState);\r | |
3086 | }\r | |
a405b86d | 3087 | return (EFI_SUCCESS);\r |
3088 | }\r | |
3089 | \r | |
3090 | /**\r | |
3091 | Function to process a NSH script file.\r | |
3092 | \r | |
3093 | @param[in] ScriptPath Pointer to the script file name (including file system path).\r | |
e958b946 JC |
3094 | @param[in] Handle the handle of the script file already opened.\r |
3095 | @param[in] CmdLine the command line to run.\r | |
3096 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
a405b86d | 3097 | \r |
d08a5464 | 3098 | @retval EFI_SUCCESS the script completed successfully\r |
a405b86d | 3099 | **/\r |
3100 | EFI_STATUS\r | |
a405b86d | 3101 | RunScriptFile (\r |
a308e058 RN |
3102 | IN CONST CHAR16 *ScriptPath,\r |
3103 | IN SHELL_FILE_HANDLE Handle OPTIONAL,\r | |
3104 | IN CONST CHAR16 *CmdLine,\r | |
3105 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r | |
a405b86d | 3106 | )\r |
3107 | {\r | |
3108 | EFI_STATUS Status;\r | |
3109 | SHELL_FILE_HANDLE FileHandle;\r | |
e958b946 JC |
3110 | UINTN Argc;\r |
3111 | CHAR16 **Argv;\r | |
a405b86d | 3112 | \r |
3113 | if (ShellIsFile(ScriptPath) != EFI_SUCCESS) {\r | |
3114 | return (EFI_INVALID_PARAMETER);\r | |
3115 | }\r | |
3116 | \r | |
e958b946 JC |
3117 | //\r |
3118 | // get the argc and argv updated for scripts\r | |
3119 | //\r | |
d1c275c6 | 3120 | Status = UpdateArgcArgv(ParamProtocol, CmdLine, Script_File_Name, &Argv, &Argc);\r |
e958b946 | 3121 | if (!EFI_ERROR(Status)) {\r |
a405b86d | 3122 | \r |
e958b946 JC |
3123 | if (Handle == NULL) {\r |
3124 | //\r | |
3125 | // open the file\r | |
3126 | //\r | |
3127 | Status = ShellOpenFileByName(ScriptPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
3128 | if (!EFI_ERROR(Status)) {\r | |
3129 | //\r | |
3130 | // run it\r | |
3131 | //\r | |
a308e058 | 3132 | Status = RunScriptFileHandle(FileHandle, ScriptPath);\r |
a405b86d | 3133 | \r |
e958b946 JC |
3134 | //\r |
3135 | // now close the file\r | |
3136 | //\r | |
3137 | ShellCloseFile(&FileHandle);\r | |
3138 | }\r | |
3139 | } else {\r | |
a308e058 | 3140 | Status = RunScriptFileHandle(Handle, ScriptPath);\r |
e958b946 JC |
3141 | }\r |
3142 | }\r | |
3143 | \r | |
3144 | //\r | |
d08a5464 | 3145 | // This is guaranteed to be called after UpdateArgcArgv no matter what else happened.\r |
e958b946 JC |
3146 | // This is safe even if the update API failed. In this case, it may be a no-op.\r |
3147 | //\r | |
3148 | RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r | |
a405b86d | 3149 | \r |
3150 | return (Status);\r | |
3151 | }\r | |
00534bc3 | 3152 | \r |
1219c85d RN |
3153 | /**\r |
3154 | Return the pointer to the first occurrence of any character from a list of characters.\r | |
3155 | \r | |
3156 | @param[in] String the string to parse\r | |
3157 | @param[in] CharacterList the list of character to look for\r | |
3158 | @param[in] EscapeCharacter An escape character to skip\r | |
3159 | \r | |
3160 | @return the location of the first character in the string\r | |
3161 | @retval CHAR_NULL no instance of any character in CharacterList was found in String\r | |
3162 | **/\r | |
3163 | CONST CHAR16*\r | |
1219c85d RN |
3164 | FindFirstCharacter(\r |
3165 | IN CONST CHAR16 *String,\r | |
3166 | IN CONST CHAR16 *CharacterList,\r | |
3167 | IN CONST CHAR16 EscapeCharacter\r | |
3168 | )\r | |
3169 | {\r | |
3170 | UINT32 WalkChar;\r | |
3171 | UINT32 WalkStr;\r | |
3172 | \r | |
3173 | for (WalkStr = 0; WalkStr < StrLen(String); WalkStr++) {\r | |
3174 | if (String[WalkStr] == EscapeCharacter) {\r | |
3175 | WalkStr++;\r | |
3176 | continue;\r | |
3177 | }\r | |
3178 | for (WalkChar = 0; WalkChar < StrLen(CharacterList); WalkChar++) {\r | |
3179 | if (String[WalkStr] == CharacterList[WalkChar]) {\r | |
3180 | return (&String[WalkStr]);\r | |
3181 | }\r | |
3182 | }\r | |
3183 | }\r | |
3184 | return (String + StrLen(String));\r | |
3185 | }\r |