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Commit | Line | Data |
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a405b86d | 1 | /** @file\r |
2 | This is THE shell (application)\r | |
3 | \r | |
d3912eb9 | 4 | Copyright (c) 2009 - 2019, 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 |
56ba3746 | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
a405b86d | 8 | \r |
9 | **/\r | |
10 | \r | |
11 | #include "Shell.h"\r | |
12 | \r | |
13 | //\r | |
14 | // Initialize the global structure\r | |
15 | //\r | |
16 | SHELL_INFO ShellInfoObject = {\r | |
17 | NULL,\r | |
18 | NULL,\r | |
19 | FALSE,\r | |
20 | FALSE,\r | |
21 | {\r | |
ce68d3bc SZ |
22 | {{\r |
23 | 0,\r | |
24 | 0,\r | |
25 | 0,\r | |
26 | 0,\r | |
27 | 0,\r | |
28 | 0,\r | |
29 | 0,\r | |
30 | 0,\r | |
dcbdb8bf | 31 | 0,\r |
ce68d3bc SZ |
32 | 0\r |
33 | }},\r | |
a405b86d | 34 | 0,\r |
35 | NULL,\r | |
36 | NULL\r | |
37 | },\r | |
ce68d3bc | 38 | {{NULL, NULL}, NULL},\r |
a405b86d | 39 | {\r |
ce68d3bc | 40 | {{NULL, NULL}, NULL},\r |
a405b86d | 41 | 0,\r |
42 | 0,\r | |
43 | TRUE\r | |
44 | },\r | |
45 | NULL,\r | |
46 | 0,\r | |
47 | NULL,\r | |
48 | NULL,\r | |
49 | NULL,\r | |
50 | NULL,\r | |
51 | NULL,\r | |
ce68d3bc SZ |
52 | {{NULL, NULL}, NULL, NULL},\r |
53 | {{NULL, NULL}, NULL, NULL},\r | |
54 | NULL,\r | |
55 | NULL,\r | |
56 | NULL,\r | |
57 | NULL,\r | |
8be0ba36 | 58 | NULL,\r |
59 | NULL,\r | |
60 | NULL,\r | |
a49f6a2f | 61 | NULL,\r |
62 | FALSE\r | |
a405b86d | 63 | };\r |
64 | \r | |
65 | STATIC CONST CHAR16 mScriptExtension[] = L".NSH";\r | |
66 | STATIC CONST CHAR16 mExecutableExtensions[] = L".NSH;.EFI";\r | |
3c865f20 | 67 | STATIC CONST CHAR16 mStartupScript[] = L"startup.nsh";\r |
dcbdb8bf QS |
68 | CONST CHAR16 mNoNestingEnvVarName[] = L"nonesting";\r |
69 | CONST CHAR16 mNoNestingTrue[] = L"True";\r | |
70 | CONST CHAR16 mNoNestingFalse[] = L"False";\r | |
a405b86d | 71 | \r |
ad2bc854 | 72 | /**\r |
51429264 | 73 | Cleans off leading and trailing spaces and tabs.\r |
ad2bc854 | 74 | \r |
51429264 | 75 | @param[in] String pointer to the string to trim them off.\r |
ad2bc854 JC |
76 | **/\r |
77 | EFI_STATUS\r | |
ad2bc854 JC |
78 | TrimSpaces(\r |
79 | IN CHAR16 **String\r | |
80 | )\r | |
81 | {\r | |
82 | ASSERT(String != NULL);\r | |
83 | ASSERT(*String!= NULL);\r | |
84 | //\r | |
85 | // Remove any spaces and tabs at the beginning of the (*String).\r | |
86 | //\r | |
87 | while (((*String)[0] == L' ') || ((*String)[0] == L'\t')) {\r | |
88 | CopyMem((*String), (*String)+1, StrSize((*String)) - sizeof((*String)[0]));\r | |
89 | }\r | |
90 | \r | |
91 | //\r | |
404b3f43 | 92 | // Remove any spaces and tabs at the end of the (*String).\r |
ad2bc854 | 93 | //\r |
404b3f43 | 94 | while ((StrLen (*String) > 0) && (((*String)[StrLen((*String))-1] == L' ') || ((*String)[StrLen((*String))-1] == L'\t'))) {\r |
ad2bc854 JC |
95 | (*String)[StrLen((*String))-1] = CHAR_NULL;\r |
96 | }\r | |
97 | \r | |
98 | return (EFI_SUCCESS);\r | |
99 | }\r | |
100 | \r | |
a95cf8f0 | 101 | /**\r |
ba0014b9 | 102 | Parse for the next instance of one string within another string. Can optionally make sure that\r |
a95cf8f0 JC |
103 | the string was not escaped (^ character) per the shell specification.\r |
104 | \r | |
105 | @param[in] SourceString The string to search within\r | |
106 | @param[in] FindString The string to look for\r | |
107 | @param[in] CheckForEscapeCharacter TRUE to skip escaped instances of FinfString, otherwise will return even escaped instances\r | |
108 | **/\r | |
109 | CHAR16*\r | |
a95cf8f0 JC |
110 | FindNextInstance(\r |
111 | IN CONST CHAR16 *SourceString,\r | |
112 | IN CONST CHAR16 *FindString,\r | |
113 | IN CONST BOOLEAN CheckForEscapeCharacter\r | |
114 | )\r | |
115 | {\r | |
116 | CHAR16 *Temp;\r | |
117 | if (SourceString == NULL) {\r | |
118 | return (NULL);\r | |
119 | }\r | |
120 | Temp = StrStr(SourceString, FindString);\r | |
121 | \r | |
122 | //\r | |
d08a5464 | 123 | // If nothing found, or we don't care about escape characters\r |
a95cf8f0 JC |
124 | //\r |
125 | if (Temp == NULL || !CheckForEscapeCharacter) {\r | |
126 | return (Temp);\r | |
127 | }\r | |
128 | \r | |
129 | //\r | |
130 | // If we found an escaped character, try again on the remainder of the string\r | |
131 | //\r | |
132 | if ((Temp > (SourceString)) && *(Temp-1) == L'^') {\r | |
133 | return FindNextInstance(Temp+1, FindString, CheckForEscapeCharacter);\r | |
134 | }\r | |
135 | \r | |
136 | //\r | |
137 | // we found the right character\r | |
138 | //\r | |
139 | return (Temp);\r | |
140 | }\r | |
141 | \r | |
42435671 | 142 | /**\r |
d08a5464 | 143 | Check whether the string between a pair of % is a valid environment variable name.\r |
42435671 QS |
144 | \r |
145 | @param[in] BeginPercent pointer to the first percent.\r | |
146 | @param[in] EndPercent pointer to the last percent.\r | |
147 | \r | |
148 | @retval TRUE is a valid environment variable name.\r | |
149 | @retval FALSE is NOT a valid environment variable name.\r | |
150 | **/\r | |
151 | BOOLEAN\r | |
152 | IsValidEnvironmentVariableName(\r | |
153 | IN CONST CHAR16 *BeginPercent,\r | |
154 | IN CONST CHAR16 *EndPercent\r | |
155 | )\r | |
156 | {\r | |
157 | CONST CHAR16 *Walker;\r | |
ba0014b9 | 158 | \r |
42435671 QS |
159 | Walker = NULL;\r |
160 | \r | |
161 | ASSERT (BeginPercent != NULL);\r | |
162 | ASSERT (EndPercent != NULL);\r | |
163 | ASSERT (BeginPercent < EndPercent);\r | |
ba0014b9 | 164 | \r |
42435671 QS |
165 | if ((BeginPercent + 1) == EndPercent) {\r |
166 | return FALSE;\r | |
167 | }\r | |
168 | \r | |
169 | for (Walker = BeginPercent + 1; Walker < EndPercent; Walker++) {\r | |
170 | if (\r | |
171 | (*Walker >= L'0' && *Walker <= L'9') ||\r | |
172 | (*Walker >= L'A' && *Walker <= L'Z') ||\r | |
173 | (*Walker >= L'a' && *Walker <= L'z') ||\r | |
174 | (*Walker == L'_')\r | |
175 | ) {\r | |
176 | if (Walker == BeginPercent + 1 && (*Walker >= L'0' && *Walker <= L'9')) {\r | |
177 | return FALSE;\r | |
178 | } else {\r | |
179 | continue;\r | |
180 | }\r | |
181 | } else {\r | |
182 | return FALSE;\r | |
183 | }\r | |
184 | }\r | |
185 | \r | |
186 | return TRUE;\r | |
187 | }\r | |
188 | \r | |
518c8cdc JC |
189 | /**\r |
190 | Determine if a command line contains a split operation\r | |
191 | \r | |
192 | @param[in] CmdLine The command line to parse.\r | |
193 | \r | |
194 | @retval TRUE CmdLine has a valid split.\r | |
195 | @retval FALSE CmdLine does not have a valid split.\r | |
196 | **/\r | |
197 | BOOLEAN\r | |
518c8cdc JC |
198 | ContainsSplit(\r |
199 | IN CONST CHAR16 *CmdLine\r | |
200 | )\r | |
201 | {\r | |
202 | CONST CHAR16 *TempSpot;\r | |
6f6792b8 QS |
203 | CONST CHAR16 *FirstQuote;\r |
204 | CONST CHAR16 *SecondQuote;\r | |
205 | \r | |
a95cf8f0 | 206 | FirstQuote = FindNextInstance (CmdLine, L"\"", TRUE);\r |
6f6792b8 | 207 | SecondQuote = NULL;\r |
1219c85d | 208 | TempSpot = FindFirstCharacter(CmdLine, L"|", L'^');\r |
6f6792b8 | 209 | \r |
ba0014b9 LG |
210 | if (FirstQuote == NULL ||\r |
211 | TempSpot == NULL ||\r | |
212 | TempSpot == CHAR_NULL ||\r | |
6f6792b8 QS |
213 | FirstQuote > TempSpot\r |
214 | ) {\r | |
215 | return (BOOLEAN) ((TempSpot != NULL) && (*TempSpot != CHAR_NULL));\r | |
216 | }\r | |
217 | \r | |
218 | while ((TempSpot != NULL) && (*TempSpot != CHAR_NULL)) {\r | |
fe8ec3dd | 219 | if (FirstQuote == NULL || FirstQuote > TempSpot) {\r |
6f6792b8 | 220 | break;\r |
ba0014b9 | 221 | }\r |
a95cf8f0 | 222 | SecondQuote = FindNextInstance (FirstQuote + 1, L"\"", TRUE);\r |
fe8ec3dd | 223 | if (SecondQuote == NULL) {\r |
6f6792b8 QS |
224 | break;\r |
225 | }\r | |
226 | if (SecondQuote < TempSpot) {\r | |
a95cf8f0 | 227 | FirstQuote = FindNextInstance (SecondQuote + 1, L"\"", TRUE);\r |
6f6792b8 QS |
228 | continue;\r |
229 | } else {\r | |
a95cf8f0 | 230 | FirstQuote = FindNextInstance (SecondQuote + 1, L"\"", TRUE);\r |
1219c85d | 231 | TempSpot = FindFirstCharacter(TempSpot + 1, L"|", L'^');\r |
6f6792b8 | 232 | continue;\r |
ba0014b9 | 233 | }\r |
6f6792b8 | 234 | }\r |
ba0014b9 | 235 | \r |
8dcd84b9 | 236 | return (BOOLEAN) ((TempSpot != NULL) && (*TempSpot != CHAR_NULL));\r |
19a44972 JC |
237 | }\r |
238 | \r | |
733f138d | 239 | /**\r |
ba0014b9 | 240 | Function to start monitoring for CTRL-S using SimpleTextInputEx. This\r |
733f138d | 241 | feature's enabled state was not known when the shell initially launched.\r |
242 | \r | |
243 | @retval EFI_SUCCESS The feature is enabled.\r | |
d08a5464 | 244 | @retval EFI_OUT_OF_RESOURCES There is not enough memory available.\r |
733f138d | 245 | **/\r |
246 | EFI_STATUS\r | |
733f138d | 247 | InternalEfiShellStartCtrlSMonitor(\r |
248 | VOID\r | |
249 | )\r | |
250 | {\r | |
251 | EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *SimpleEx;\r | |
252 | EFI_KEY_DATA KeyData;\r | |
253 | EFI_STATUS Status;\r | |
254 | \r | |
255 | Status = gBS->OpenProtocol(\r | |
256 | gST->ConsoleInHandle,\r | |
257 | &gEfiSimpleTextInputExProtocolGuid,\r | |
258 | (VOID**)&SimpleEx,\r | |
259 | gImageHandle,\r | |
260 | NULL,\r | |
261 | EFI_OPEN_PROTOCOL_GET_PROTOCOL);\r | |
262 | if (EFI_ERROR(Status)) {\r | |
263 | ShellPrintHiiEx(\r | |
ba0014b9 LG |
264 | -1,\r |
265 | -1,\r | |
733f138d | 266 | NULL,\r |
267 | STRING_TOKEN (STR_SHELL_NO_IN_EX),\r | |
268 | ShellInfoObject.HiiHandle);\r | |
269 | return (EFI_SUCCESS);\r | |
270 | }\r | |
271 | \r | |
272 | KeyData.KeyState.KeyToggleState = 0;\r | |
273 | KeyData.Key.ScanCode = 0;\r | |
274 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
275 | KeyData.Key.UnicodeChar = L's';\r | |
276 | \r | |
277 | Status = SimpleEx->RegisterKeyNotify(\r | |
278 | SimpleEx,\r | |
279 | &KeyData,\r | |
280 | NotificationFunction,\r | |
281 | &ShellInfoObject.CtrlSNotifyHandle1);\r | |
ba0014b9 | 282 | \r |
733f138d | 283 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r |
284 | if (!EFI_ERROR(Status)) {\r | |
285 | Status = SimpleEx->RegisterKeyNotify(\r | |
286 | SimpleEx,\r | |
287 | &KeyData,\r | |
288 | NotificationFunction,\r | |
289 | &ShellInfoObject.CtrlSNotifyHandle2);\r | |
290 | }\r | |
291 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
292 | KeyData.Key.UnicodeChar = 19;\r | |
293 | \r | |
294 | if (!EFI_ERROR(Status)) {\r | |
295 | Status = SimpleEx->RegisterKeyNotify(\r | |
296 | SimpleEx,\r | |
297 | &KeyData,\r | |
298 | NotificationFunction,\r | |
ed8b5297 | 299 | &ShellInfoObject.CtrlSNotifyHandle3);\r |
ba0014b9 | 300 | }\r |
733f138d | 301 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r |
302 | if (!EFI_ERROR(Status)) {\r | |
303 | Status = SimpleEx->RegisterKeyNotify(\r | |
304 | SimpleEx,\r | |
305 | &KeyData,\r | |
306 | NotificationFunction,\r | |
ed8b5297 | 307 | &ShellInfoObject.CtrlSNotifyHandle4);\r |
733f138d | 308 | }\r |
309 | return (Status);\r | |
310 | }\r | |
311 | \r | |
312 | \r | |
313 | \r | |
a405b86d | 314 | /**\r |
315 | The entry point for the application.\r | |
316 | \r | |
317 | @param[in] ImageHandle The firmware allocated handle for the EFI image.\r | |
318 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
319 | \r | |
320 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
321 | @retval other Some error occurs when executing this entry point.\r | |
322 | \r | |
323 | **/\r | |
324 | EFI_STATUS\r | |
325 | EFIAPI\r | |
326 | UefiMain (\r | |
327 | IN EFI_HANDLE ImageHandle,\r | |
328 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
329 | )\r | |
330 | {\r | |
a49f6a2f | 331 | EFI_STATUS Status;\r |
332 | CHAR16 *TempString;\r | |
333 | UINTN Size;\r | |
334 | EFI_HANDLE ConInHandle;\r | |
335 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL *OldConIn;\r | |
bd3fc813 | 336 | SPLIT_LIST *Split;\r |
a405b86d | 337 | \r |
338 | if (PcdGet8(PcdShellSupportLevel) > 3) {\r | |
339 | return (EFI_UNSUPPORTED);\r | |
340 | }\r | |
341 | \r | |
342 | //\r | |
343 | // Clear the screen\r | |
344 | //\r | |
345 | Status = gST->ConOut->ClearScreen(gST->ConOut);\r | |
3c865f20 | 346 | if (EFI_ERROR(Status)) {\r |
347 | return (Status);\r | |
348 | }\r | |
a405b86d | 349 | \r |
350 | //\r | |
351 | // Populate the global structure from PCDs\r | |
352 | //\r | |
353 | ShellInfoObject.ImageDevPath = NULL;\r | |
354 | ShellInfoObject.FileDevPath = NULL;\r | |
355 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
356 | ShellInfoObject.ViewingSettings.InsertMode = PcdGetBool(PcdShellInsertModeDefault);\r | |
357 | ShellInfoObject.LogScreenCount = PcdGet8 (PcdShellScreenLogCount );\r | |
358 | \r | |
359 | //\r | |
360 | // verify we dont allow for spec violation\r | |
361 | //\r | |
362 | ASSERT(ShellInfoObject.LogScreenCount >= 3);\r | |
363 | \r | |
364 | //\r | |
365 | // Initialize the LIST ENTRY objects...\r | |
366 | //\r | |
367 | InitializeListHead(&ShellInfoObject.BufferToFreeList.Link);\r | |
368 | InitializeListHead(&ShellInfoObject.ViewingSettings.CommandHistory.Link);\r | |
369 | InitializeListHead(&ShellInfoObject.SplitList.Link);\r | |
370 | \r | |
371 | //\r | |
372 | // Check PCDs for optional features that are not implemented yet.\r | |
373 | //\r | |
374 | if ( PcdGetBool(PcdShellSupportOldProtocols)\r | |
375 | || !FeaturePcdGet(PcdShellRequireHiiPlatform)\r | |
376 | || FeaturePcdGet(PcdShellSupportFrameworkHii)\r | |
377 | ) {\r | |
378 | return (EFI_UNSUPPORTED);\r | |
379 | }\r | |
380 | \r | |
381 | //\r | |
382 | // turn off the watchdog timer\r | |
383 | //\r | |
384 | gBS->SetWatchdogTimer (0, 0, 0, NULL);\r | |
385 | \r | |
386 | //\r | |
387 | // install our console logger. This will keep a log of the output for back-browsing\r | |
388 | //\r | |
389 | Status = ConsoleLoggerInstall(ShellInfoObject.LogScreenCount, &ShellInfoObject.ConsoleInfo);\r | |
3c865f20 | 390 | if (!EFI_ERROR(Status)) {\r |
391 | //\r | |
392 | // Enable the cursor to be visible\r | |
393 | //\r | |
394 | gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r | |
a405b86d | 395 | \r |
3c865f20 | 396 | //\r |
397 | // If supporting EFI 1.1 we need to install HII protocol\r | |
398 | // only do this if PcdShellRequireHiiPlatform == FALSE\r | |
399 | //\r | |
400 | // remove EFI_UNSUPPORTED check above when complete.\r | |
401 | ///@todo add support for Framework HII\r | |
a405b86d | 402 | \r |
3c865f20 | 403 | //\r |
404 | // install our (solitary) HII package\r | |
405 | //\r | |
406 | ShellInfoObject.HiiHandle = HiiAddPackages (&gEfiCallerIdGuid, gImageHandle, ShellStrings, NULL);\r | |
a405b86d | 407 | if (ShellInfoObject.HiiHandle == NULL) {\r |
3c865f20 | 408 | if (PcdGetBool(PcdShellSupportFrameworkHii)) {\r |
409 | ///@todo Add our package into Framework HII\r | |
410 | }\r | |
411 | if (ShellInfoObject.HiiHandle == NULL) {\r | |
0477054b BJ |
412 | Status = EFI_NOT_STARTED;\r |
413 | goto FreeResources;\r | |
3c865f20 | 414 | }\r |
a405b86d | 415 | }\r |
a405b86d | 416 | \r |
3c865f20 | 417 | //\r |
418 | // create and install the EfiShellParametersProtocol\r | |
419 | //\r | |
420 | Status = CreatePopulateInstallShellParametersProtocol(&ShellInfoObject.NewShellParametersProtocol, &ShellInfoObject.RootShellInstance);\r | |
421 | ASSERT_EFI_ERROR(Status);\r | |
422 | ASSERT(ShellInfoObject.NewShellParametersProtocol != NULL);\r | |
a405b86d | 423 | \r |
3c865f20 | 424 | //\r |
425 | // create and install the EfiShellProtocol\r | |
426 | //\r | |
427 | Status = CreatePopulateInstallShellProtocol(&ShellInfoObject.NewEfiShellProtocol);\r | |
428 | ASSERT_EFI_ERROR(Status);\r | |
429 | ASSERT(ShellInfoObject.NewEfiShellProtocol != NULL);\r | |
a405b86d | 430 | \r |
3c865f20 | 431 | //\r |
432 | // Now initialize the shell library (it requires Shell Parameters protocol)\r | |
433 | //\r | |
434 | Status = ShellInitialize();\r | |
435 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 436 | \r |
3c865f20 | 437 | Status = CommandInit();\r |
438 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 439 | \r |
b62bb885 QS |
440 | Status = ShellInitEnvVarList ();\r |
441 | \r | |
3c865f20 | 442 | //\r |
443 | // Check the command line\r | |
444 | //\r | |
da92bf85 BJ |
445 | Status = ProcessCommandLine ();\r |
446 | if (EFI_ERROR (Status)) {\r | |
447 | goto FreeResources;\r | |
448 | }\r | |
a405b86d | 449 | \r |
3c865f20 | 450 | //\r |
451 | // If shell support level is >= 1 create the mappings and paths\r | |
452 | //\r | |
453 | if (PcdGet8(PcdShellSupportLevel) >= 1) {\r | |
454 | Status = ShellCommandCreateInitialMappingsAndPaths();\r | |
455 | }\r | |
a405b86d | 456 | \r |
dcbdb8bf QS |
457 | //\r |
458 | // Set the environment variable for nesting support\r | |
459 | //\r | |
460 | Size = 0;\r | |
461 | TempString = NULL;\r | |
462 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest) {\r | |
463 | //\r | |
464 | // No change. require nesting in Shell Protocol Execute()\r | |
465 | //\r | |
466 | StrnCatGrow(&TempString,\r | |
467 | &Size,\r | |
468 | L"False",\r | |
469 | 0);\r | |
470 | } else {\r | |
471 | StrnCatGrow(&TempString,\r | |
472 | &Size,\r | |
473 | mNoNestingTrue,\r | |
474 | 0);\r | |
475 | }\r | |
476 | Status = InternalEfiShellSetEnv(mNoNestingEnvVarName, TempString, TRUE);\r | |
477 | SHELL_FREE_NON_NULL(TempString);\r | |
478 | Size = 0;\r | |
479 | \r | |
3c865f20 | 480 | //\r |
481 | // save the device path for the loaded image and the device path for the filepath (under loaded image)\r | |
482 | // These are where to look for the startup.nsh file\r | |
483 | //\r | |
484 | Status = GetDevicePathsForImageAndFile(&ShellInfoObject.ImageDevPath, &ShellInfoObject.FileDevPath);\r | |
a405b86d | 485 | ASSERT_EFI_ERROR(Status);\r |
a405b86d | 486 | \r |
3c865f20 | 487 | //\r |
488 | // Display the version\r | |
489 | //\r | |
490 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion) {\r | |
491 | ShellPrintHiiEx (\r | |
492 | 0,\r | |
493 | gST->ConOut->Mode->CursorRow,\r | |
494 | NULL,\r | |
284e034f | 495 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SHELL),\r |
3c865f20 | 496 | ShellInfoObject.HiiHandle,\r |
497 | SupportLevel[PcdGet8(PcdShellSupportLevel)],\r | |
498 | gEfiShellProtocol->MajorVersion,\r | |
284e034f CP |
499 | gEfiShellProtocol->MinorVersion\r |
500 | );\r | |
501 | \r | |
502 | ShellPrintHiiEx (\r | |
503 | -1,\r | |
504 | -1,\r | |
505 | NULL,\r | |
506 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SUPPLIER),\r | |
507 | ShellInfoObject.HiiHandle,\r | |
508 | (CHAR16 *) PcdGetPtr (PcdShellSupplier)\r | |
509 | );\r | |
510 | \r | |
511 | ShellPrintHiiEx (\r | |
512 | -1,\r | |
513 | -1,\r | |
514 | NULL,\r | |
515 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_UEFI),\r | |
516 | ShellInfoObject.HiiHandle,\r | |
3c865f20 | 517 | (gST->Hdr.Revision&0xffff0000)>>16,\r |
518 | (gST->Hdr.Revision&0x0000ffff),\r | |
519 | gST->FirmwareVendor,\r | |
520 | gST->FirmwareRevision\r | |
521 | );\r | |
522 | }\r | |
a405b86d | 523 | \r |
3c865f20 | 524 | //\r |
525 | // Display the mapping\r | |
526 | //\r | |
527 | if (PcdGet8(PcdShellSupportLevel) >= 2 && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap) {\r | |
a308e058 | 528 | Status = RunCommand(L"map");\r |
3c865f20 | 529 | ASSERT_EFI_ERROR(Status);\r |
530 | }\r | |
a405b86d | 531 | \r |
3c865f20 | 532 | //\r |
533 | // init all the built in alias'\r | |
534 | //\r | |
535 | Status = SetBuiltInAlias();\r | |
536 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 537 | \r |
3c865f20 | 538 | //\r |
539 | // Initialize environment variables\r | |
540 | //\r | |
541 | if (ShellCommandGetProfileList() != NULL) {\r | |
542 | Status = InternalEfiShellSetEnv(L"profiles", ShellCommandGetProfileList(), TRUE);\r | |
543 | ASSERT_EFI_ERROR(Status);\r | |
544 | }\r | |
a405b86d | 545 | \r |
3c865f20 | 546 | Size = 100;\r |
547 | TempString = AllocateZeroPool(Size);\r | |
a405b86d | 548 | \r |
3c865f20 | 549 | UnicodeSPrint(TempString, Size, L"%d", PcdGet8(PcdShellSupportLevel));\r |
550 | Status = InternalEfiShellSetEnv(L"uefishellsupport", TempString, TRUE);\r | |
551 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 552 | \r |
3c865f20 | 553 | UnicodeSPrint(TempString, Size, L"%d.%d", ShellInfoObject.NewEfiShellProtocol->MajorVersion, ShellInfoObject.NewEfiShellProtocol->MinorVersion);\r |
554 | Status = InternalEfiShellSetEnv(L"uefishellversion", TempString, TRUE);\r | |
555 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 556 | \r |
3c865f20 | 557 | UnicodeSPrint(TempString, Size, L"%d.%d", (gST->Hdr.Revision & 0xFFFF0000) >> 16, gST->Hdr.Revision & 0x0000FFFF);\r |
558 | Status = InternalEfiShellSetEnv(L"uefiversion", TempString, TRUE);\r | |
559 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 560 | \r |
3c865f20 | 561 | FreePool(TempString);\r |
a405b86d | 562 | \r |
3c865f20 | 563 | if (!EFI_ERROR(Status)) {\r |
564 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r | |
a405b86d | 565 | //\r |
3c865f20 | 566 | // Set up the event for CTRL-C monitoring...\r |
a405b86d | 567 | //\r |
8be0ba36 | 568 | Status = InernalEfiShellStartMonitor();\r |
3c865f20 | 569 | }\r |
570 | \r | |
733f138d | 571 | if (!EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
572 | //\r | |
573 | // Set up the event for CTRL-S monitoring...\r | |
574 | //\r | |
575 | Status = InternalEfiShellStartCtrlSMonitor();\r | |
576 | }\r | |
577 | \r | |
a49f6a2f | 578 | if (!EFI_ERROR(Status) && ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
579 | //\r | |
580 | // close off the gST->ConIn\r | |
581 | //\r | |
582 | OldConIn = gST->ConIn;\r | |
583 | ConInHandle = gST->ConsoleInHandle;\r | |
584 | gST->ConIn = CreateSimpleTextInOnFile((SHELL_FILE_HANDLE)&FileInterfaceNulFile, &gST->ConsoleInHandle);\r | |
585 | } else {\r | |
586 | OldConIn = NULL;\r | |
587 | ConInHandle = NULL;\r | |
588 | }\r | |
589 | \r | |
3c865f20 | 590 | if (!EFI_ERROR(Status) && PcdGet8(PcdShellSupportLevel) >= 1) {\r |
a405b86d | 591 | //\r |
3c865f20 | 592 | // process the startup script or launch the called app.\r |
a405b86d | 593 | //\r |
a308e058 | 594 | Status = DoStartupScript(ShellInfoObject.ImageDevPath, ShellInfoObject.FileDevPath);\r |
3c865f20 | 595 | }\r |
a405b86d | 596 | \r |
ca79c798 | 597 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit && !ShellCommandGetExit() && (PcdGet8(PcdShellSupportLevel) >= 3 || PcdGetBool(PcdShellForceConsole)) && !EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
a405b86d | 598 | //\r |
3c865f20 | 599 | // begin the UI waiting loop\r |
a405b86d | 600 | //\r |
3c865f20 | 601 | do {\r |
602 | //\r | |
603 | // clean out all the memory allocated for CONST <something> * return values\r | |
604 | // between each shell prompt presentation\r | |
605 | //\r | |
606 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
607 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
608 | }\r | |
609 | \r | |
610 | //\r | |
611 | // Reset page break back to default.\r | |
612 | //\r | |
613 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
81cd2f53 | 614 | ASSERT (ShellInfoObject.ConsoleInfo != NULL);\r |
3c865f20 | 615 | ShellInfoObject.ConsoleInfo->Enabled = TRUE;\r |
616 | ShellInfoObject.ConsoleInfo->RowCounter = 0;\r | |
617 | \r | |
618 | //\r | |
619 | // Display Prompt\r | |
620 | //\r | |
621 | Status = DoShellPrompt();\r | |
622 | } while (!ShellCommandGetExit());\r | |
623 | }\r | |
a49f6a2f | 624 | if (OldConIn != NULL && ConInHandle != NULL) {\r |
625 | CloseSimpleTextInOnFile (gST->ConIn);\r | |
626 | gST->ConIn = OldConIn;\r | |
627 | gST->ConsoleInHandle = ConInHandle;\r | |
628 | }\r | |
a405b86d | 629 | }\r |
630 | }\r | |
3c865f20 | 631 | \r |
0477054b | 632 | FreeResources:\r |
a405b86d | 633 | //\r |
634 | // uninstall protocols / free memory / etc...\r | |
635 | //\r | |
636 | if (ShellInfoObject.UserBreakTimer != NULL) {\r | |
637 | gBS->CloseEvent(ShellInfoObject.UserBreakTimer);\r | |
638 | DEBUG_CODE(ShellInfoObject.UserBreakTimer = NULL;);\r | |
639 | }\r | |
a405b86d | 640 | if (ShellInfoObject.ImageDevPath != NULL) {\r |
641 | FreePool(ShellInfoObject.ImageDevPath);\r | |
642 | DEBUG_CODE(ShellInfoObject.ImageDevPath = NULL;);\r | |
643 | }\r | |
644 | if (ShellInfoObject.FileDevPath != NULL) {\r | |
645 | FreePool(ShellInfoObject.FileDevPath);\r | |
646 | DEBUG_CODE(ShellInfoObject.FileDevPath = NULL;);\r | |
647 | }\r | |
648 | if (ShellInfoObject.NewShellParametersProtocol != NULL) {\r | |
649 | CleanUpShellParametersProtocol(ShellInfoObject.NewShellParametersProtocol);\r | |
650 | DEBUG_CODE(ShellInfoObject.NewShellParametersProtocol = NULL;);\r | |
651 | }\r | |
652 | if (ShellInfoObject.NewEfiShellProtocol != NULL){\r | |
8be0ba36 | 653 | if (ShellInfoObject.NewEfiShellProtocol->IsRootShell()){\r |
92670471 | 654 | InternalEfiShellSetEnv(L"cwd", NULL, TRUE);\r |
8be0ba36 | 655 | }\r |
03140346 | 656 | CleanUpShellEnvironment (ShellInfoObject.NewEfiShellProtocol);\r |
a405b86d | 657 | DEBUG_CODE(ShellInfoObject.NewEfiShellProtocol = NULL;);\r |
658 | }\r | |
659 | \r | |
660 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
661 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
662 | }\r | |
663 | \r | |
664 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)){\r | |
bd3fc813 MH |
665 | ASSERT(FALSE); ///@todo finish this de-allocation (free SplitStdIn/Out when needed).\r |
666 | \r | |
667 | for ( Split = (SPLIT_LIST*)GetFirstNode (&ShellInfoObject.SplitList.Link)\r | |
668 | ; !IsNull (&ShellInfoObject.SplitList.Link, &Split->Link)\r | |
669 | ; Split = (SPLIT_LIST *)GetNextNode (&ShellInfoObject.SplitList.Link, &Split->Link)\r | |
670 | ) {\r | |
671 | RemoveEntryList (&Split->Link);\r | |
672 | FreePool (Split);\r | |
673 | }\r | |
674 | \r | |
675 | DEBUG_CODE (InitializeListHead (&ShellInfoObject.SplitList.Link););\r | |
a405b86d | 676 | }\r |
677 | \r | |
678 | if (ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
679 | FreePool(ShellInfoObject.ShellInitSettings.FileName);\r | |
680 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileName = NULL;);\r | |
681 | }\r | |
682 | \r | |
683 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
684 | FreePool(ShellInfoObject.ShellInitSettings.FileOptions);\r | |
685 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileOptions = NULL;);\r | |
686 | }\r | |
687 | \r | |
688 | if (ShellInfoObject.HiiHandle != NULL) {\r | |
689 | HiiRemovePackages(ShellInfoObject.HiiHandle);\r | |
690 | DEBUG_CODE(ShellInfoObject.HiiHandle = NULL;);\r | |
691 | }\r | |
692 | \r | |
693 | if (!IsListEmpty(&ShellInfoObject.ViewingSettings.CommandHistory.Link)){\r | |
694 | FreeBufferList(&ShellInfoObject.ViewingSettings.CommandHistory);\r | |
695 | }\r | |
696 | \r | |
697 | ASSERT(ShellInfoObject.ConsoleInfo != NULL);\r | |
698 | if (ShellInfoObject.ConsoleInfo != NULL) {\r | |
699 | ConsoleLoggerUninstall(ShellInfoObject.ConsoleInfo);\r | |
700 | FreePool(ShellInfoObject.ConsoleInfo);\r | |
701 | DEBUG_CODE(ShellInfoObject.ConsoleInfo = NULL;);\r | |
702 | }\r | |
703 | \r | |
b62bb885 QS |
704 | ShellFreeEnvVarList ();\r |
705 | \r | |
a308e058 RN |
706 | if (ShellCommandGetExit()) {\r |
707 | return ((EFI_STATUS)ShellCommandGetExitCode());\r | |
b6b22b13 | 708 | }\r |
a308e058 | 709 | return (Status);\r |
a405b86d | 710 | }\r |
711 | \r | |
712 | /**\r | |
713 | Sets all the alias' that were registered with the ShellCommandLib library.\r | |
714 | \r | |
d08a5464 | 715 | @retval EFI_SUCCESS all init commands were run successfully.\r |
a405b86d | 716 | **/\r |
717 | EFI_STATUS\r | |
a405b86d | 718 | SetBuiltInAlias(\r |
e7275d3f | 719 | VOID\r |
a405b86d | 720 | )\r |
721 | {\r | |
722 | EFI_STATUS Status;\r | |
723 | CONST ALIAS_LIST *List;\r | |
724 | ALIAS_LIST *Node;\r | |
725 | \r | |
726 | //\r | |
727 | // Get all the commands we want to run\r | |
728 | //\r | |
729 | List = ShellCommandGetInitAliasList();\r | |
730 | \r | |
731 | //\r | |
732 | // for each command in the List\r | |
733 | //\r | |
734 | for ( Node = (ALIAS_LIST*)GetFirstNode(&List->Link)\r | |
735 | ; !IsNull (&List->Link, &Node->Link)\r | |
736 | ; Node = (ALIAS_LIST *)GetNextNode(&List->Link, &Node->Link)\r | |
737 | ){\r | |
738 | //\r | |
739 | // install the alias'\r | |
740 | //\r | |
741 | Status = InternalSetAlias(Node->CommandString, Node->Alias, TRUE);\r | |
742 | ASSERT_EFI_ERROR(Status);\r | |
743 | }\r | |
744 | return (EFI_SUCCESS);\r | |
745 | }\r | |
746 | \r | |
747 | /**\r | |
748 | Internal function to determine if 2 command names are really the same.\r | |
749 | \r | |
750 | @param[in] Command1 The pointer to the first command name.\r | |
751 | @param[in] Command2 The pointer to the second command name.\r | |
752 | \r | |
753 | @retval TRUE The 2 command names are the same.\r | |
754 | @retval FALSE The 2 command names are not the same.\r | |
755 | **/\r | |
756 | BOOLEAN\r | |
a405b86d | 757 | IsCommand(\r |
758 | IN CONST CHAR16 *Command1,\r | |
759 | IN CONST CHAR16 *Command2\r | |
760 | )\r | |
761 | {\r | |
762 | if (StringNoCaseCompare(&Command1, &Command2) == 0) {\r | |
763 | return (TRUE);\r | |
764 | }\r | |
765 | return (FALSE);\r | |
766 | }\r | |
767 | \r | |
768 | /**\r | |
769 | Internal function to determine if a command is a script only command.\r | |
770 | \r | |
771 | @param[in] CommandName The pointer to the command name.\r | |
772 | \r | |
773 | @retval TRUE The command is a script only command.\r | |
774 | @retval FALSE The command is not a script only command.\r | |
775 | **/\r | |
776 | BOOLEAN\r | |
a405b86d | 777 | IsScriptOnlyCommand(\r |
778 | IN CONST CHAR16 *CommandName\r | |
779 | )\r | |
780 | {\r | |
781 | if (IsCommand(CommandName, L"for")\r | |
782 | ||IsCommand(CommandName, L"endfor")\r | |
783 | ||IsCommand(CommandName, L"if")\r | |
784 | ||IsCommand(CommandName, L"else")\r | |
785 | ||IsCommand(CommandName, L"endif")\r | |
786 | ||IsCommand(CommandName, L"goto")) {\r | |
787 | return (TRUE);\r | |
788 | }\r | |
789 | return (FALSE);\r | |
790 | }\r | |
791 | \r | |
a405b86d | 792 | /**\r |
793 | This function will populate the 2 device path protocol parameters based on the\r | |
794 | global gImageHandle. The DevPath will point to the device path for the handle that has\r | |
795 | loaded image protocol installed on it. The FilePath will point to the device path\r | |
796 | for the file that was loaded.\r | |
797 | \r | |
d08a5464 JP |
798 | @param[in, out] DevPath On a successful return the device path to the loaded image.\r |
799 | @param[in, out] FilePath On a successful return the device path to the file.\r | |
a405b86d | 800 | \r |
d08a5464 | 801 | @retval EFI_SUCCESS The 2 device paths were successfully returned.\r |
a405b86d | 802 | @retval other A error from gBS->HandleProtocol.\r |
803 | \r | |
804 | @sa HandleProtocol\r | |
805 | **/\r | |
806 | EFI_STATUS\r | |
a405b86d | 807 | GetDevicePathsForImageAndFile (\r |
808 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPath,\r | |
809 | IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath\r | |
810 | )\r | |
811 | {\r | |
812 | EFI_STATUS Status;\r | |
813 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
814 | EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath;\r | |
815 | \r | |
816 | ASSERT(DevPath != NULL);\r | |
817 | ASSERT(FilePath != NULL);\r | |
818 | \r | |
819 | Status = gBS->OpenProtocol (\r | |
820 | gImageHandle,\r | |
821 | &gEfiLoadedImageProtocolGuid,\r | |
822 | (VOID**)&LoadedImage,\r | |
823 | gImageHandle,\r | |
824 | NULL,\r | |
825 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
826 | );\r | |
827 | if (!EFI_ERROR (Status)) {\r | |
828 | Status = gBS->OpenProtocol (\r | |
829 | LoadedImage->DeviceHandle,\r | |
830 | &gEfiDevicePathProtocolGuid,\r | |
831 | (VOID**)&ImageDevicePath,\r | |
832 | gImageHandle,\r | |
833 | NULL,\r | |
834 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
835 | );\r | |
836 | if (!EFI_ERROR (Status)) {\r | |
837 | *DevPath = DuplicateDevicePath (ImageDevicePath);\r | |
838 | *FilePath = DuplicateDevicePath (LoadedImage->FilePath);\r | |
a49f6a2f | 839 | gBS->CloseProtocol(\r |
840 | LoadedImage->DeviceHandle,\r | |
841 | &gEfiDevicePathProtocolGuid,\r | |
842 | gImageHandle,\r | |
843 | NULL);\r | |
a405b86d | 844 | }\r |
845 | gBS->CloseProtocol(\r | |
846 | gImageHandle,\r | |
847 | &gEfiLoadedImageProtocolGuid,\r | |
848 | gImageHandle,\r | |
849 | NULL);\r | |
850 | }\r | |
851 | return (Status);\r | |
852 | }\r | |
853 | \r | |
a405b86d | 854 | /**\r |
855 | Process all Uefi Shell 2.0 command line options.\r | |
856 | \r | |
857 | see Uefi Shell 2.0 section 3.2 for full details.\r | |
858 | \r | |
859 | the command line must resemble the following:\r | |
860 | \r | |
861 | shell.efi [ShellOpt-options] [options] [file-name [file-name-options]]\r | |
862 | \r | |
863 | ShellOpt-options Options which control the initialization behavior of the shell.\r | |
864 | These options are read from the EFI global variable "ShellOpt"\r | |
865 | and are processed before options or file-name.\r | |
866 | \r | |
867 | options Options which control the initialization behavior of the shell.\r | |
868 | \r | |
869 | file-name The name of a UEFI shell application or script to be executed\r | |
870 | after initialization is complete. By default, if file-name is\r | |
871 | specified, then -nostartup is implied. Scripts are not supported\r | |
872 | by level 0.\r | |
873 | \r | |
874 | file-name-options The command-line options that are passed to file-name when it\r | |
875 | is invoked.\r | |
876 | \r | |
877 | This will initialize the ShellInfoObject.ShellInitSettings global variable.\r | |
878 | \r | |
879 | @retval EFI_SUCCESS The variable is initialized.\r | |
880 | **/\r | |
881 | EFI_STATUS\r | |
a405b86d | 882 | ProcessCommandLine(\r |
883 | VOID\r | |
884 | )\r | |
885 | {\r | |
23385d63 BJ |
886 | UINTN Size;\r |
887 | UINTN LoopVar;\r | |
888 | CHAR16 *CurrentArg;\r | |
889 | CHAR16 *DelayValueStr;\r | |
890 | UINT64 DelayValue;\r | |
891 | EFI_STATUS Status;\r | |
892 | EFI_UNICODE_COLLATION_PROTOCOL *UnicodeCollation;\r | |
893 | \r | |
894 | // `file-name-options` will contain arguments to `file-name` that we don't\r | |
895 | // know about. This would cause ShellCommandLineParse to error, so we parse\r | |
896 | // arguments manually, ignoring those after the first thing that doesn't look\r | |
897 | // like a shell option (which is assumed to be `file-name`).\r | |
898 | \r | |
899 | Status = gBS->LocateProtocol (\r | |
f3a51e98 | 900 | &gEfiUnicodeCollation2ProtocolGuid,\r |
23385d63 BJ |
901 | NULL,\r |
902 | (VOID **) &UnicodeCollation\r | |
903 | );\r | |
904 | if (EFI_ERROR (Status)) {\r | |
f3a51e98 MH |
905 | Status = gBS->LocateProtocol (\r |
906 | &gEfiUnicodeCollationProtocolGuid,\r | |
907 | NULL,\r | |
908 | (VOID **) &UnicodeCollation\r | |
909 | );\r | |
910 | if (EFI_ERROR (Status)) {\r | |
911 | return Status;\r | |
912 | }\r | |
23385d63 BJ |
913 | }\r |
914 | \r | |
915 | // Set default options\r | |
916 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = FALSE;\r | |
917 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = FALSE;\r | |
918 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = FALSE;\r | |
919 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = FALSE;\r | |
920 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = FALSE;\r | |
921 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = FALSE;\r | |
922 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = FALSE;\r | |
923 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = FALSE;\r | |
924 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = FALSE;\r | |
dcbdb8bf | 925 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest = FALSE;\r |
23385d63 BJ |
926 | ShellInfoObject.ShellInitSettings.Delay = 5;\r |
927 | \r | |
e9d19a80 CP |
928 | //\r |
929 | // Start LoopVar at 0 to parse only optional arguments at Argv[0]\r | |
930 | // and parse other parameters from Argv[1]. This is for use case that\r | |
931 | // UEFI Shell boot option is created, and OptionalData is provided\r | |
932 | // that starts with shell command-line options.\r | |
933 | //\r | |
934 | for (LoopVar = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r | |
23385d63 BJ |
935 | CurrentArg = gEfiShellParametersProtocol->Argv[LoopVar];\r |
936 | if (UnicodeCollation->StriColl (\r | |
937 | UnicodeCollation,\r | |
938 | L"-startup",\r | |
939 | CurrentArg\r | |
940 | ) == 0) {\r | |
941 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = TRUE;\r | |
3c865f20 | 942 | }\r |
23385d63 BJ |
943 | else if (UnicodeCollation->StriColl (\r |
944 | UnicodeCollation,\r | |
945 | L"-nostartup",\r | |
946 | CurrentArg\r | |
947 | ) == 0) {\r | |
948 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = TRUE;\r | |
949 | }\r | |
950 | else if (UnicodeCollation->StriColl (\r | |
951 | UnicodeCollation,\r | |
952 | L"-noconsoleout",\r | |
953 | CurrentArg\r | |
954 | ) == 0) {\r | |
955 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = TRUE;\r | |
956 | }\r | |
957 | else if (UnicodeCollation->StriColl (\r | |
958 | UnicodeCollation,\r | |
959 | L"-noconsolein",\r | |
960 | CurrentArg\r | |
961 | ) == 0) {\r | |
962 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = TRUE;\r | |
963 | }\r | |
964 | else if (UnicodeCollation->StriColl (\r | |
965 | UnicodeCollation,\r | |
966 | L"-nointerrupt",\r | |
967 | CurrentArg\r | |
968 | ) == 0) {\r | |
969 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = TRUE;\r | |
970 | }\r | |
971 | else if (UnicodeCollation->StriColl (\r | |
972 | UnicodeCollation,\r | |
973 | L"-nomap",\r | |
974 | CurrentArg\r | |
975 | ) == 0) {\r | |
976 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = TRUE;\r | |
977 | }\r | |
978 | else if (UnicodeCollation->StriColl (\r | |
979 | UnicodeCollation,\r | |
980 | L"-noversion",\r | |
981 | CurrentArg\r | |
982 | ) == 0) {\r | |
983 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = TRUE;\r | |
984 | }\r | |
dcbdb8bf QS |
985 | else if (UnicodeCollation->StriColl (\r |
986 | UnicodeCollation,\r | |
987 | L"-nonest",\r | |
988 | CurrentArg\r | |
989 | ) == 0) {\r | |
990 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest = TRUE;\r | |
991 | }\r | |
23385d63 BJ |
992 | else if (UnicodeCollation->StriColl (\r |
993 | UnicodeCollation,\r | |
994 | L"-delay",\r | |
995 | CurrentArg\r | |
996 | ) == 0) {\r | |
997 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = TRUE;\r | |
998 | // Check for optional delay value following "-delay"\r | |
d3912eb9 ZG |
999 | if ((LoopVar + 1) >= gEfiShellParametersProtocol->Argc) {\r |
1000 | DelayValueStr = NULL;\r | |
1001 | } else {\r | |
1002 | DelayValueStr = gEfiShellParametersProtocol->Argv[LoopVar + 1];\r | |
1003 | }\r | |
23385d63 BJ |
1004 | if (DelayValueStr != NULL){\r |
1005 | if (*DelayValueStr == L':') {\r | |
1006 | DelayValueStr++;\r | |
1007 | }\r | |
1008 | if (!EFI_ERROR(ShellConvertStringToUint64 (\r | |
1009 | DelayValueStr,\r | |
1010 | &DelayValue,\r | |
1011 | FALSE,\r | |
1012 | FALSE\r | |
1013 | ))) {\r | |
1014 | ShellInfoObject.ShellInitSettings.Delay = (UINTN)DelayValue;\r | |
1015 | LoopVar++;\r | |
1016 | }\r | |
1017 | }\r | |
1018 | } else if (UnicodeCollation->StriColl (\r | |
1019 | UnicodeCollation,\r | |
6ca29fa3 | 1020 | L"-exit",\r |
23385d63 BJ |
1021 | CurrentArg\r |
1022 | ) == 0) {\r | |
1023 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = TRUE;\r | |
1024 | } else if (StrnCmp (L"-", CurrentArg, 1) == 0) {\r | |
d08a5464 | 1025 | // Unrecognized option\r |
23385d63 BJ |
1026 | ShellPrintHiiEx(-1, -1, NULL,\r |
1027 | STRING_TOKEN (STR_GEN_PROBLEM),\r | |
1028 | ShellInfoObject.HiiHandle,\r | |
1029 | CurrentArg\r | |
1030 | );\r | |
1031 | return EFI_INVALID_PARAMETER;\r | |
1032 | } else {\r | |
e9d19a80 CP |
1033 | //\r |
1034 | // First argument should be Shell.efi image name\r | |
1035 | //\r | |
1036 | if (LoopVar == 0) {\r | |
1037 | continue;\r | |
1038 | }\r | |
1039 | \r | |
e044364b MK |
1040 | ShellInfoObject.ShellInitSettings.FileName = NULL;\r |
1041 | Size = 0;\r | |
1042 | //\r | |
1043 | // If first argument contains a space, then add double quotes before the argument\r | |
1044 | //\r | |
1045 | if (StrStr (CurrentArg, L" ") != NULL) {\r | |
1046 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileName, &Size, L"\"", 0);\r | |
1047 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r | |
1048 | return (EFI_OUT_OF_RESOURCES);\r | |
1049 | }\r | |
1050 | }\r | |
1051 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileName, &Size, CurrentArg, 0);\r | |
23385d63 BJ |
1052 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r |
1053 | return (EFI_OUT_OF_RESOURCES);\r | |
1054 | }\r | |
1055 | //\r | |
e044364b MK |
1056 | // If first argument contains a space, then add double quotes after the argument\r |
1057 | //\r | |
1058 | if (StrStr (CurrentArg, L" ") != NULL) {\r | |
1059 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileName, &Size, L"\"", 0);\r | |
1060 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r | |
1061 | return (EFI_OUT_OF_RESOURCES);\r | |
1062 | }\r | |
1063 | }\r | |
1064 | //\r | |
23385d63 BJ |
1065 | // We found `file-name`.\r |
1066 | //\r | |
1067 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = 1;\r | |
23385d63 BJ |
1068 | LoopVar++;\r |
1069 | \r | |
1070 | // Add `file-name-options`\r | |
ba71f790 | 1071 | for (Size = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r |
23385d63 | 1072 | ASSERT((ShellInfoObject.ShellInitSettings.FileOptions == NULL && Size == 0) || (ShellInfoObject.ShellInitSettings.FileOptions != NULL));\r |
e044364b MK |
1073 | //\r |
1074 | // Add a space between arguments\r | |
1075 | //\r | |
1076 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
1077 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions, &Size, L" ", 0);\r | |
1078 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1079 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1080 | return (EFI_OUT_OF_RESOURCES);\r | |
1081 | }\r | |
1082 | }\r | |
1083 | //\r | |
6a5033ca | 1084 | // If an argument contains a space, then add double quotes before the argument\r |
e044364b MK |
1085 | //\r |
1086 | if (StrStr (gEfiShellParametersProtocol->Argv[LoopVar], L" ") != NULL) {\r | |
1087 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1088 | &Size,\r | |
1089 | L"\"",\r | |
1090 | 0);\r | |
1091 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1092 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1093 | return (EFI_OUT_OF_RESOURCES);\r | |
1094 | }\r | |
23385d63 BJ |
1095 | }\r |
1096 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1097 | &Size,\r | |
1098 | gEfiShellParametersProtocol->Argv[LoopVar],\r | |
1099 | 0);\r | |
1100 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1101 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1102 | return (EFI_OUT_OF_RESOURCES);\r | |
a405b86d | 1103 | }\r |
e044364b | 1104 | //\r |
6a5033ca | 1105 | // If an argument contains a space, then add double quotes after the argument\r |
e044364b MK |
1106 | //\r |
1107 | if (StrStr (gEfiShellParametersProtocol->Argv[LoopVar], L" ") != NULL) {\r | |
1108 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
1109 | &Size,\r | |
1110 | L"\"",\r | |
1111 | 0);\r | |
1112 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r | |
1113 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
1114 | return (EFI_OUT_OF_RESOURCES);\r | |
1115 | }\r | |
1116 | }\r | |
a405b86d | 1117 | }\r |
a405b86d | 1118 | }\r |
1119 | }\r | |
1120 | \r | |
23385d63 | 1121 | // "-nointerrupt" overrides "-delay"\r |
733f138d | 1122 | if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r |
1123 | ShellInfoObject.ShellInitSettings.Delay = 0;\r | |
a405b86d | 1124 | }\r |
a405b86d | 1125 | \r |
23385d63 | 1126 | return EFI_SUCCESS;\r |
a405b86d | 1127 | }\r |
1128 | \r | |
aaf51f08 CC |
1129 | /**\r |
1130 | Function try to find location of the Startup.nsh file.\r | |
ba0014b9 | 1131 | \r |
aaf51f08 CC |
1132 | The buffer is callee allocated and should be freed by the caller.\r |
1133 | \r | |
3efa3f3d DB |
1134 | @param ImageDevicePath The path to the image for shell. first place to look for the startup script\r |
1135 | @param FileDevicePath The path to the file for shell. second place to look for the startup script.\r | |
aaf51f08 CC |
1136 | \r |
1137 | @retval NULL No Startup.nsh file was found.\r | |
1138 | @return !=NULL Pointer to NULL-terminated path.\r | |
1139 | **/\r | |
1140 | CHAR16 *\r | |
1141 | LocateStartupScript (\r | |
1142 | IN EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath,\r | |
1143 | IN EFI_DEVICE_PATH_PROTOCOL *FileDevicePath\r | |
1144 | )\r | |
1145 | {\r | |
1146 | CHAR16 *StartupScriptPath;\r | |
1147 | CHAR16 *TempSpot;\r | |
1148 | CONST CHAR16 *MapName;\r | |
1149 | UINTN Size;\r | |
1150 | \r | |
1151 | StartupScriptPath = NULL;\r | |
1152 | Size = 0;\r | |
1153 | \r | |
1154 | //\r | |
1155 | // Try to find 'Startup.nsh' in the directory where the shell itself was launched.\r | |
1156 | //\r | |
1157 | MapName = ShellInfoObject.NewEfiShellProtocol->GetMapFromDevicePath (&ImageDevicePath);\r | |
ba0014b9 | 1158 | if (MapName != NULL) {\r |
aaf51f08 | 1159 | StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, MapName, 0);\r |
15de94cf RN |
1160 | if (StartupScriptPath == NULL) {\r |
1161 | //\r | |
1162 | // Do not locate the startup script in sys path when out of resource.\r | |
1163 | //\r | |
1164 | return NULL;\r | |
1165 | }\r | |
aaf51f08 CC |
1166 | TempSpot = StrStr (StartupScriptPath, L";");\r |
1167 | if (TempSpot != NULL) {\r | |
1168 | *TempSpot = CHAR_NULL;\r | |
1169 | }\r | |
1170 | \r | |
c0b1f749 JD |
1171 | InternalEfiShellSetEnv(L"homefilesystem", StartupScriptPath, TRUE);\r |
1172 | \r | |
aaf51f08 CC |
1173 | StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, ((FILEPATH_DEVICE_PATH *)FileDevicePath)->PathName, 0);\r |
1174 | PathRemoveLastItem (StartupScriptPath);\r | |
1175 | StartupScriptPath = StrnCatGrow (&StartupScriptPath, &Size, mStartupScript, 0);\r | |
1176 | }\r | |
1177 | \r | |
1178 | //\r | |
6a5033ca | 1179 | // Try to find 'Startup.nsh' in the execution path defined by the environment variable PATH.\r |
aaf51f08 CC |
1180 | //\r |
1181 | if ((StartupScriptPath == NULL) || EFI_ERROR (ShellIsFile (StartupScriptPath))) {\r | |
1182 | SHELL_FREE_NON_NULL (StartupScriptPath);\r | |
1183 | StartupScriptPath = ShellFindFilePath (mStartupScript);\r | |
1184 | }\r | |
1185 | \r | |
1186 | return StartupScriptPath;\r | |
1187 | }\r | |
1188 | \r | |
a405b86d | 1189 | /**\r |
1190 | Handles all interaction with the default startup script.\r | |
1191 | \r | |
1192 | this will check that the correct command line parameters were passed, handle the delay, and then start running the script.\r | |
1193 | \r | |
1194 | @param ImagePath the path to the image for shell. first place to look for the startup script\r | |
1195 | @param FilePath the path to the file for shell. second place to look for the startup script.\r | |
1196 | \r | |
1197 | @retval EFI_SUCCESS the variable is initialized.\r | |
1198 | **/\r | |
1199 | EFI_STATUS\r | |
a405b86d | 1200 | DoStartupScript(\r |
a308e058 RN |
1201 | IN EFI_DEVICE_PATH_PROTOCOL *ImagePath,\r |
1202 | IN EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
a405b86d | 1203 | )\r |
1204 | {\r | |
1205 | EFI_STATUS Status;\r | |
490ce43d | 1206 | EFI_STATUS CalleeStatus;\r |
a405b86d | 1207 | UINTN Delay;\r |
1208 | EFI_INPUT_KEY Key;\r | |
a405b86d | 1209 | CHAR16 *FileStringPath;\r |
764c21f4 | 1210 | CHAR16 *FullFileStringPath;\r |
a405b86d | 1211 | UINTN NewSize;\r |
1212 | \r | |
1213 | Key.UnicodeChar = CHAR_NULL;\r | |
1214 | Key.ScanCode = 0;\r | |
a405b86d | 1215 | \r |
1216 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup && ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
1217 | //\r | |
1218 | // launch something else instead\r | |
1219 | //\r | |
1220 | NewSize = StrSize(ShellInfoObject.ShellInitSettings.FileName);\r | |
1221 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
1222 | NewSize += StrSize(ShellInfoObject.ShellInitSettings.FileOptions) + sizeof(CHAR16);\r | |
1223 | }\r | |
1224 | FileStringPath = AllocateZeroPool(NewSize);\r | |
3c865f20 | 1225 | if (FileStringPath == NULL) {\r |
1226 | return (EFI_OUT_OF_RESOURCES);\r | |
1227 | }\r | |
e75390f0 | 1228 | StrCpyS(FileStringPath, NewSize/sizeof(CHAR16), ShellInfoObject.ShellInitSettings.FileName);\r |
a405b86d | 1229 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r |
e75390f0 QS |
1230 | StrnCatS(FileStringPath, NewSize/sizeof(CHAR16), L" ", NewSize/sizeof(CHAR16) - StrLen(FileStringPath) -1);\r |
1231 | StrnCatS(FileStringPath, NewSize/sizeof(CHAR16), ShellInfoObject.ShellInitSettings.FileOptions, NewSize/sizeof(CHAR16) - StrLen(FileStringPath) -1);\r | |
a405b86d | 1232 | }\r |
490ce43d QS |
1233 | Status = RunShellCommand(FileStringPath, &CalleeStatus);\r |
1234 | if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit == TRUE) {\r | |
01e3a976 | 1235 | ShellCommandRegisterExit(gEfiShellProtocol->BatchIsActive(), (UINT64)CalleeStatus);\r |
490ce43d | 1236 | }\r |
a405b86d | 1237 | FreePool(FileStringPath);\r |
1238 | return (Status);\r | |
1239 | \r | |
1240 | }\r | |
1241 | \r | |
1242 | //\r | |
1243 | // for shell level 0 we do no scripts\r | |
1244 | // Without the Startup bit overriding we allow for nostartup to prevent scripts\r | |
1245 | //\r | |
1246 | if ( (PcdGet8(PcdShellSupportLevel) < 1)\r | |
1247 | || (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup)\r | |
1248 | ){\r | |
1249 | return (EFI_SUCCESS);\r | |
1250 | }\r | |
1251 | \r | |
5559a41a | 1252 | gST->ConOut->EnableCursor(gST->ConOut, FALSE);\r |
a405b86d | 1253 | //\r |
1254 | // print out our warning and see if they press a key\r | |
1255 | //\r | |
284e034f | 1256 | for ( Status = EFI_UNSUPPORTED, Delay = ShellInfoObject.ShellInitSettings.Delay\r |
733f138d | 1257 | ; Delay != 0 && EFI_ERROR(Status)\r |
a405b86d | 1258 | ; Delay--\r |
1259 | ){\r | |
284e034f CP |
1260 | ShellPrintHiiEx(0, gST->ConOut->Mode->CursorRow, NULL, STRING_TOKEN (STR_SHELL_STARTUP_QUESTION), ShellInfoObject.HiiHandle, Delay);\r |
1261 | gBS->Stall (1000000);\r | |
733f138d | 1262 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
1263 | Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
1264 | }\r | |
a405b86d | 1265 | }\r |
1266 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CRLF), ShellInfoObject.HiiHandle);\r | |
5559a41a | 1267 | gST->ConOut->EnableCursor(gST->ConOut, TRUE);\r |
a405b86d | 1268 | \r |
1269 | //\r | |
1270 | // ESC was pressed\r | |
1271 | //\r | |
1272 | if (Status == EFI_SUCCESS && Key.UnicodeChar == 0 && Key.ScanCode == SCAN_ESC) {\r | |
1273 | return (EFI_SUCCESS);\r | |
1274 | }\r | |
1275 | \r | |
aaf51f08 CC |
1276 | FileStringPath = LocateStartupScript (ImagePath, FilePath);\r |
1277 | if (FileStringPath != NULL) {\r | |
764c21f4 JD |
1278 | FullFileStringPath = FullyQualifyPath(FileStringPath);\r |
1279 | if (FullFileStringPath == NULL) {\r | |
1280 | Status = RunScriptFile (FileStringPath, NULL, FileStringPath, ShellInfoObject.NewShellParametersProtocol);\r | |
1281 | } else {\r | |
1282 | Status = RunScriptFile (FullFileStringPath, NULL, FullFileStringPath, ShellInfoObject.NewShellParametersProtocol);\r | |
1283 | FreePool(FullFileStringPath);\r | |
1284 | }\r | |
aaf51f08 | 1285 | FreePool (FileStringPath);\r |
35b523c2 RN |
1286 | } else {\r |
1287 | //\r | |
1288 | // we return success since startup script is not mandatory.\r | |
1289 | //\r | |
1290 | Status = EFI_SUCCESS;\r | |
a405b86d | 1291 | }\r |
1292 | \r | |
a405b86d | 1293 | return (Status);\r |
1294 | }\r | |
1295 | \r | |
1296 | /**\r | |
1297 | Function to perform the shell prompt looping. It will do a single prompt,\r | |
1298 | dispatch the result, and then return. It is expected that the caller will\r | |
1299 | call this function in a loop many times.\r | |
1300 | \r | |
1301 | @retval EFI_SUCCESS\r | |
1302 | @retval RETURN_ABORTED\r | |
1303 | **/\r | |
1304 | EFI_STATUS\r | |
a405b86d | 1305 | DoShellPrompt (\r |
1306 | VOID\r | |
1307 | )\r | |
1308 | {\r | |
1309 | UINTN Column;\r | |
1310 | UINTN Row;\r | |
1311 | CHAR16 *CmdLine;\r | |
1312 | CONST CHAR16 *CurDir;\r | |
1313 | UINTN BufferSize;\r | |
1314 | EFI_STATUS Status;\r | |
594e780b | 1315 | LIST_ENTRY OldBufferList;\r |
a405b86d | 1316 | \r |
1317 | CurDir = NULL;\r | |
1318 | \r | |
1319 | //\r | |
1320 | // Get screen setting to decide size of the command line buffer\r | |
1321 | //\r | |
1322 | gST->ConOut->QueryMode (gST->ConOut, gST->ConOut->Mode->Mode, &Column, &Row);\r | |
1323 | BufferSize = Column * Row * sizeof (CHAR16);\r | |
1324 | CmdLine = AllocateZeroPool (BufferSize);\r | |
1325 | if (CmdLine == NULL) {\r | |
1326 | return EFI_OUT_OF_RESOURCES;\r | |
1327 | }\r | |
1328 | \r | |
594e780b | 1329 | SaveBufferList(&OldBufferList);\r |
a405b86d | 1330 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r |
1331 | \r | |
1332 | //\r | |
1333 | // Prompt for input\r | |
1334 | //\r | |
1335 | gST->ConOut->SetCursorPosition (gST->ConOut, 0, gST->ConOut->Mode->CursorRow);\r | |
1336 | \r | |
1337 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
1338 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
1339 | } else {\r | |
1340 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
1341 | }\r | |
1342 | \r | |
1343 | //\r | |
1344 | // Read a line from the console\r | |
1345 | //\r | |
1346 | Status = ShellInfoObject.NewEfiShellProtocol->ReadFile(ShellInfoObject.NewShellParametersProtocol->StdIn, &BufferSize, CmdLine);\r | |
1347 | \r | |
1348 | //\r | |
1349 | // Null terminate the string and parse it\r | |
1350 | //\r | |
1351 | if (!EFI_ERROR (Status)) {\r | |
0c83ac57 RN |
1352 | //\r |
1353 | // Reset the CTRL-C event just before running the command (yes we ignore the return values)\r | |
1354 | //\r | |
1355 | Status = gBS->CheckEvent (ShellInfoObject.NewEfiShellProtocol->ExecutionBreak);\r | |
1356 | \r | |
a405b86d | 1357 | CmdLine[BufferSize / sizeof (CHAR16)] = CHAR_NULL;\r |
a308e058 | 1358 | Status = RunCommand(CmdLine);\r |
0c83ac57 | 1359 | }\r |
a405b86d | 1360 | \r |
1361 | //\r | |
1362 | // Done with this command\r | |
1363 | //\r | |
594e780b | 1364 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 1365 | FreePool (CmdLine);\r |
1366 | return Status;\r | |
1367 | }\r | |
1368 | \r | |
1369 | /**\r | |
1370 | Add a buffer to the Buffer To Free List for safely returning buffers to other\r | |
1371 | places without risking letting them modify internal shell information.\r | |
1372 | \r | |
1373 | @param Buffer Something to pass to FreePool when the shell is exiting.\r | |
1374 | **/\r | |
1375 | VOID*\r | |
b2c036a7 | 1376 | AddBufferToFreeList (\r |
a405b86d | 1377 | VOID *Buffer\r |
1378 | )\r | |
1379 | {\r | |
1380 | BUFFER_LIST *BufferListEntry;\r | |
1381 | \r | |
1382 | if (Buffer == NULL) {\r | |
1383 | return (NULL);\r | |
1384 | }\r | |
1385 | \r | |
b2c036a7 RN |
1386 | BufferListEntry = AllocateZeroPool (sizeof (BUFFER_LIST));\r |
1387 | if (BufferListEntry == NULL) {\r | |
1388 | return NULL;\r | |
1389 | }\r | |
1390 | \r | |
a405b86d | 1391 | BufferListEntry->Buffer = Buffer;\r |
b2c036a7 | 1392 | InsertTailList (&ShellInfoObject.BufferToFreeList.Link, &BufferListEntry->Link);\r |
a405b86d | 1393 | return (Buffer);\r |
1394 | }\r | |
1395 | \r | |
14810d6b QS |
1396 | \r |
1397 | /**\r | |
ba0014b9 | 1398 | Create a new buffer list and stores the old one to OldBufferList\r |
14810d6b QS |
1399 | \r |
1400 | @param OldBufferList The temporary list head used to store the nodes in BufferToFreeList.\r | |
1401 | **/\r | |
1402 | VOID\r | |
1403 | SaveBufferList (\r | |
1404 | OUT LIST_ENTRY *OldBufferList\r | |
1405 | )\r | |
1406 | {\r | |
1407 | CopyMem (OldBufferList, &ShellInfoObject.BufferToFreeList.Link, sizeof (LIST_ENTRY));\r | |
1408 | InitializeListHead (&ShellInfoObject.BufferToFreeList.Link);\r | |
1409 | }\r | |
1410 | \r | |
1411 | /**\r | |
1412 | Restore previous nodes into BufferToFreeList .\r | |
1413 | \r | |
1414 | @param OldBufferList The temporary list head used to store the nodes in BufferToFreeList.\r | |
1415 | **/\r | |
1416 | VOID\r | |
1417 | RestoreBufferList (\r | |
1418 | IN OUT LIST_ENTRY *OldBufferList\r | |
1419 | )\r | |
1420 | {\r | |
1421 | FreeBufferList (&ShellInfoObject.BufferToFreeList);\r | |
1422 | CopyMem (&ShellInfoObject.BufferToFreeList.Link, OldBufferList, sizeof (LIST_ENTRY));\r | |
1423 | }\r | |
1424 | \r | |
1425 | \r | |
a405b86d | 1426 | /**\r |
1427 | Add a buffer to the Line History List\r | |
1428 | \r | |
1429 | @param Buffer The line buffer to add.\r | |
1430 | **/\r | |
1431 | VOID\r | |
a405b86d | 1432 | AddLineToCommandHistory(\r |
1433 | IN CONST CHAR16 *Buffer\r | |
1434 | )\r | |
1435 | {\r | |
1436 | BUFFER_LIST *Node;\r | |
a4f138a4 QS |
1437 | BUFFER_LIST *Walker;\r |
1438 | UINT16 MaxHistoryCmdCount;\r | |
1439 | UINT16 Count;\r | |
dcbdb8bf | 1440 | \r |
a4f138a4 QS |
1441 | Count = 0;\r |
1442 | MaxHistoryCmdCount = PcdGet16(PcdShellMaxHistoryCommandCount);\r | |
ba0014b9 | 1443 | \r |
a4f138a4 QS |
1444 | if (MaxHistoryCmdCount == 0) {\r |
1445 | return ;\r | |
1446 | }\r | |
1447 | \r | |
a405b86d | 1448 | \r |
1449 | Node = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
b2c036a7 RN |
1450 | if (Node == NULL) {\r |
1451 | return;\r | |
1452 | }\r | |
1453 | \r | |
1454 | Node->Buffer = AllocateCopyPool (StrSize (Buffer), Buffer);\r | |
1455 | if (Node->Buffer == NULL) {\r | |
1456 | FreePool (Node);\r | |
1457 | return;\r | |
1458 | }\r | |
a405b86d | 1459 | \r |
a4f138a4 QS |
1460 | for ( Walker = (BUFFER_LIST*)GetFirstNode(&ShellInfoObject.ViewingSettings.CommandHistory.Link)\r |
1461 | ; !IsNull(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Walker->Link)\r | |
1462 | ; Walker = (BUFFER_LIST*)GetNextNode(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Walker->Link)\r | |
1463 | ){\r | |
1464 | Count++;\r | |
1465 | }\r | |
1466 | if (Count < MaxHistoryCmdCount){\r | |
1467 | InsertTailList(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Node->Link);\r | |
1468 | } else {\r | |
1469 | Walker = (BUFFER_LIST*)GetFirstNode(&ShellInfoObject.ViewingSettings.CommandHistory.Link);\r | |
1470 | RemoveEntryList(&Walker->Link);\r | |
1471 | if (Walker->Buffer != NULL) {\r | |
1472 | FreePool(Walker->Buffer);\r | |
1473 | }\r | |
1474 | FreePool(Walker);\r | |
1475 | InsertTailList(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Node->Link);\r | |
1476 | }\r | |
a405b86d | 1477 | }\r |
1478 | \r | |
1479 | /**\r | |
1480 | Checks if a string is an alias for another command. If yes, then it replaces the alias name\r | |
1481 | with the correct command name.\r | |
1482 | \r | |
4ff7e37b ED |
1483 | @param[in, out] CommandString Upon entry the potential alias. Upon return the\r |
1484 | command name if it was an alias. If it was not\r | |
1485 | an alias it will be unchanged. This function may\r | |
1486 | change the buffer to fit the command name.\r | |
a405b86d | 1487 | \r |
1488 | @retval EFI_SUCCESS The name was changed.\r | |
1489 | @retval EFI_SUCCESS The name was not an alias.\r | |
1490 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1491 | **/\r | |
1492 | EFI_STATUS\r | |
a405b86d | 1493 | ShellConvertAlias(\r |
1494 | IN OUT CHAR16 **CommandString\r | |
1495 | )\r | |
1496 | {\r | |
1497 | CONST CHAR16 *NewString;\r | |
1498 | \r | |
1499 | NewString = ShellInfoObject.NewEfiShellProtocol->GetAlias(*CommandString, NULL);\r | |
1500 | if (NewString == NULL) {\r | |
1501 | return (EFI_SUCCESS);\r | |
1502 | }\r | |
1503 | FreePool(*CommandString);\r | |
7f79b01e | 1504 | *CommandString = AllocateCopyPool(StrSize(NewString), NewString);\r |
a405b86d | 1505 | if (*CommandString == NULL) {\r |
1506 | return (EFI_OUT_OF_RESOURCES);\r | |
1507 | }\r | |
a405b86d | 1508 | return (EFI_SUCCESS);\r |
1509 | }\r | |
1510 | \r | |
d5b5440b JC |
1511 | /**\r |
1512 | This function will eliminate unreplaced (and therefore non-found) environment variables.\r | |
1513 | \r | |
1514 | @param[in,out] CmdLine The command line to update.\r | |
1515 | **/\r | |
1516 | EFI_STATUS\r | |
d5b5440b JC |
1517 | StripUnreplacedEnvironmentVariables(\r |
1518 | IN OUT CHAR16 *CmdLine\r | |
1519 | )\r | |
1520 | {\r | |
1521 | CHAR16 *FirstPercent;\r | |
1522 | CHAR16 *FirstQuote;\r | |
1523 | CHAR16 *SecondPercent;\r | |
1524 | CHAR16 *SecondQuote;\r | |
1525 | CHAR16 *CurrentLocator;\r | |
1526 | \r | |
1527 | for (CurrentLocator = CmdLine ; CurrentLocator != NULL ; ) {\r | |
a95cf8f0 JC |
1528 | FirstQuote = FindNextInstance(CurrentLocator, L"\"", TRUE);\r |
1529 | FirstPercent = FindNextInstance(CurrentLocator, L"%", TRUE);\r | |
1530 | SecondPercent = FirstPercent!=NULL?FindNextInstance(FirstPercent+1, L"%", TRUE):NULL;\r | |
d5b5440b JC |
1531 | if (FirstPercent == NULL || SecondPercent == NULL) {\r |
1532 | //\r | |
d08a5464 | 1533 | // If we ever don't have 2 % we are done.\r |
d5b5440b JC |
1534 | //\r |
1535 | break;\r | |
1536 | }\r | |
1537 | \r | |
fdd52bde | 1538 | if (FirstQuote!= NULL && FirstQuote < FirstPercent) {\r |
a95cf8f0 | 1539 | SecondQuote = FindNextInstance(FirstQuote+1, L"\"", TRUE);\r |
d5b5440b JC |
1540 | //\r |
1541 | // Quote is first found\r | |
1542 | //\r | |
a95cf8f0 | 1543 | \r |
d5b5440b JC |
1544 | if (SecondQuote < FirstPercent) {\r |
1545 | //\r | |
1546 | // restart after the pair of "\r | |
1547 | //\r | |
1548 | CurrentLocator = SecondQuote + 1;\r | |
1549 | } else /* FirstPercent < SecondQuote */{\r | |
1550 | //\r | |
1551 | // Restart on the first percent\r | |
1552 | //\r | |
1553 | CurrentLocator = FirstPercent;\r | |
1554 | }\r | |
1555 | continue;\r | |
1556 | }\r | |
ba0014b9 | 1557 | \r |
fe8ec3dd | 1558 | if (FirstQuote == NULL || SecondPercent < FirstQuote) {\r |
42435671 QS |
1559 | if (IsValidEnvironmentVariableName(FirstPercent, SecondPercent)) {\r |
1560 | //\r | |
1561 | // We need to remove from FirstPercent to SecondPercent\r | |
1562 | //\r | |
1563 | CopyMem(FirstPercent, SecondPercent + 1, StrSize(SecondPercent + 1));\r | |
1564 | //\r | |
d08a5464 | 1565 | // don't need to update the locator. both % characters are gone.\r |
42435671 QS |
1566 | //\r |
1567 | } else {\r | |
1568 | CurrentLocator = SecondPercent + 1;\r | |
1569 | }\r | |
d5b5440b JC |
1570 | continue;\r |
1571 | }\r | |
d5b5440b JC |
1572 | CurrentLocator = FirstQuote;\r |
1573 | }\r | |
1574 | return (EFI_SUCCESS);\r | |
1575 | }\r | |
1576 | \r | |
a405b86d | 1577 | /**\r |
1578 | Function allocates a new command line and replaces all instances of environment\r | |
1579 | variable names that are correctly preset to their values.\r | |
1580 | \r | |
1581 | If the return value is not NULL the memory must be caller freed.\r | |
1582 | \r | |
1583 | @param[in] OriginalCommandLine The original command line\r | |
1584 | \r | |
d08a5464 | 1585 | @retval NULL An error occurred.\r |
a405b86d | 1586 | @return The new command line with no environment variables present.\r |
1587 | **/\r | |
1588 | CHAR16*\r | |
a405b86d | 1589 | ShellConvertVariables (\r |
1590 | IN CONST CHAR16 *OriginalCommandLine\r | |
1591 | )\r | |
1592 | {\r | |
1593 | CONST CHAR16 *MasterEnvList;\r | |
1594 | UINTN NewSize;\r | |
1595 | CHAR16 *NewCommandLine1;\r | |
1596 | CHAR16 *NewCommandLine2;\r | |
1597 | CHAR16 *Temp;\r | |
1598 | UINTN ItemSize;\r | |
1599 | CHAR16 *ItemTemp;\r | |
1600 | SCRIPT_FILE *CurrentScriptFile;\r | |
1601 | ALIAS_LIST *AliasListNode;\r | |
1602 | \r | |
1603 | ASSERT(OriginalCommandLine != NULL);\r | |
1604 | \r | |
1605 | ItemSize = 0;\r | |
1606 | NewSize = StrSize(OriginalCommandLine);\r | |
1607 | CurrentScriptFile = ShellCommandGetCurrentScriptFile();\r | |
1608 | Temp = NULL;\r | |
1609 | \r | |
1610 | ///@todo update this to handle the %0 - %9 for scripting only (borrow from line 1256 area) ? ? ?\r | |
1611 | \r | |
1612 | //\r | |
1613 | // calculate the size required for the post-conversion string...\r | |
1614 | //\r | |
1615 | if (CurrentScriptFile != NULL) {\r | |
1616 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1617 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1618 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1619 | ){\r | |
1620 | for (Temp = StrStr(OriginalCommandLine, AliasListNode->Alias)\r | |
1621 | ; Temp != NULL\r | |
1622 | ; Temp = StrStr(Temp+1, AliasListNode->Alias)\r | |
1623 | ){\r | |
1624 | //\r | |
d08a5464 | 1625 | // we need a preceding and if there is space no ^ preceding (if no space ignore)\r |
a405b86d | 1626 | //\r |
1627 | if ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2)) {\r | |
1628 | NewSize += StrSize(AliasListNode->CommandString);\r | |
1629 | }\r | |
1630 | }\r | |
1631 | }\r | |
1632 | }\r | |
1633 | \r | |
1634 | for (MasterEnvList = EfiShellGetEnv(NULL)\r | |
1635 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL //&& *(MasterEnvList+1) != CHAR_NULL\r | |
1636 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r | |
1637 | ){\r | |
1638 | if (StrSize(MasterEnvList) > ItemSize) {\r | |
1639 | ItemSize = StrSize(MasterEnvList);\r | |
1640 | }\r | |
1641 | for (Temp = StrStr(OriginalCommandLine, MasterEnvList)\r | |
1642 | ; Temp != NULL\r | |
1643 | ; Temp = StrStr(Temp+1, MasterEnvList)\r | |
1644 | ){\r | |
1645 | //\r | |
d08a5464 | 1646 | // we need a preceding and following % and if there is space no ^ preceding (if no space ignore)\r |
a405b86d | 1647 | //\r |
1648 | if (*(Temp-1) == L'%' && *(Temp+StrLen(MasterEnvList)) == L'%' &&\r | |
1649 | ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2))) {\r | |
1650 | NewSize+=StrSize(EfiShellGetEnv(MasterEnvList));\r | |
1651 | }\r | |
1652 | }\r | |
1653 | }\r | |
1654 | \r | |
a405b86d | 1655 | //\r |
1656 | // now do the replacements...\r | |
1657 | //\r | |
2a6ede28 | 1658 | NewCommandLine1 = AllocateZeroPool (NewSize);\r |
a405b86d | 1659 | NewCommandLine2 = AllocateZeroPool(NewSize);\r |
1660 | ItemTemp = AllocateZeroPool(ItemSize+(2*sizeof(CHAR16)));\r | |
3c865f20 | 1661 | if (NewCommandLine1 == NULL || NewCommandLine2 == NULL || ItemTemp == NULL) {\r |
1662 | SHELL_FREE_NON_NULL(NewCommandLine1);\r | |
1663 | SHELL_FREE_NON_NULL(NewCommandLine2);\r | |
1664 | SHELL_FREE_NON_NULL(ItemTemp);\r | |
1665 | return (NULL);\r | |
1666 | }\r | |
2a6ede28 JW |
1667 | CopyMem (NewCommandLine1, OriginalCommandLine, StrSize (OriginalCommandLine));\r |
1668 | \r | |
a405b86d | 1669 | for (MasterEnvList = EfiShellGetEnv(NULL)\r |
7f79b01e | 1670 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL\r |
a405b86d | 1671 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r |
1672 | ){\r | |
ba0014b9 LG |
1673 | StrCpyS( ItemTemp,\r |
1674 | ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16)),\r | |
e75390f0 QS |
1675 | L"%"\r |
1676 | );\r | |
ba0014b9 LG |
1677 | StrCatS( ItemTemp,\r |
1678 | ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16)),\r | |
e75390f0 QS |
1679 | MasterEnvList\r |
1680 | );\r | |
ba0014b9 LG |
1681 | StrCatS( ItemTemp,\r |
1682 | ((ItemSize+(2*sizeof(CHAR16)))/sizeof(CHAR16)),\r | |
e75390f0 QS |
1683 | L"%"\r |
1684 | );\r | |
a405b86d | 1685 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, ItemTemp, EfiShellGetEnv(MasterEnvList), TRUE, FALSE);\r |
e75390f0 | 1686 | StrCpyS(NewCommandLine1, NewSize/sizeof(CHAR16), NewCommandLine2);\r |
a405b86d | 1687 | }\r |
1688 | if (CurrentScriptFile != NULL) {\r | |
1689 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1690 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1691 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1692 | ){\r | |
1693 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, AliasListNode->Alias, AliasListNode->CommandString, TRUE, FALSE);\r | |
e75390f0 | 1694 | StrCpyS(NewCommandLine1, NewSize/sizeof(CHAR16), NewCommandLine2);\r |
a405b86d | 1695 | }\r |
1696 | }\r | |
1697 | \r | |
fdd52bde | 1698 | //\r |
d08a5464 | 1699 | // Remove non-existent environment variables\r |
fdd52bde JC |
1700 | //\r |
1701 | StripUnreplacedEnvironmentVariables(NewCommandLine1);\r | |
1702 | \r | |
df07baea JC |
1703 | //\r |
1704 | // Now cleanup any straggler intentionally ignored "%" characters\r | |
1705 | //\r | |
1706 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, L"^%", L"%", TRUE, FALSE);\r | |
e75390f0 | 1707 | StrCpyS(NewCommandLine1, NewSize/sizeof(CHAR16), NewCommandLine2);\r |
ba0014b9 | 1708 | \r |
a405b86d | 1709 | FreePool(NewCommandLine2);\r |
1710 | FreePool(ItemTemp);\r | |
1711 | \r | |
1712 | return (NewCommandLine1);\r | |
1713 | }\r | |
1714 | \r | |
1715 | /**\r | |
1716 | Internal function to run a command line with pipe usage.\r | |
1717 | \r | |
1718 | @param[in] CmdLine The pointer to the command line.\r | |
1719 | @param[in] StdIn The pointer to the Standard input.\r | |
1720 | @param[in] StdOut The pointer to the Standard output.\r | |
1721 | \r | |
1722 | @retval EFI_SUCCESS The split command is executed successfully.\r | |
1723 | @retval other Some error occurs when executing the split command.\r | |
1724 | **/\r | |
1725 | EFI_STATUS\r | |
a405b86d | 1726 | RunSplitCommand(\r |
1727 | IN CONST CHAR16 *CmdLine,\r | |
1bd0bf15 LE |
1728 | IN SHELL_FILE_HANDLE StdIn,\r |
1729 | IN SHELL_FILE_HANDLE StdOut\r | |
a405b86d | 1730 | )\r |
1731 | {\r | |
1732 | EFI_STATUS Status;\r | |
1733 | CHAR16 *NextCommandLine;\r | |
1734 | CHAR16 *OurCommandLine;\r | |
1735 | UINTN Size1;\r | |
1736 | UINTN Size2;\r | |
1737 | SPLIT_LIST *Split;\r | |
1bd0bf15 | 1738 | SHELL_FILE_HANDLE TempFileHandle;\r |
a405b86d | 1739 | BOOLEAN Unicode;\r |
1740 | \r | |
1741 | ASSERT(StdOut == NULL);\r | |
1742 | \r | |
1743 | ASSERT(StrStr(CmdLine, L"|") != NULL);\r | |
1744 | \r | |
1745 | Status = EFI_SUCCESS;\r | |
1746 | NextCommandLine = NULL;\r | |
1747 | OurCommandLine = NULL;\r | |
1748 | Size1 = 0;\r | |
1749 | Size2 = 0;\r | |
1750 | \r | |
1751 | NextCommandLine = StrnCatGrow(&NextCommandLine, &Size1, StrStr(CmdLine, L"|")+1, 0);\r | |
1752 | OurCommandLine = StrnCatGrow(&OurCommandLine , &Size2, CmdLine , StrStr(CmdLine, L"|") - CmdLine);\r | |
532691c8 | 1753 | \r |
1754 | if (NextCommandLine == NULL || OurCommandLine == NULL) {\r | |
1755 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1756 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1757 | return (EFI_OUT_OF_RESOURCES);\r | |
19216573 | 1758 | } else if (StrStr(OurCommandLine, L"|") != NULL || Size1 == 0 || Size2 == 0) {\r |
1759 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1760 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1761 | return (EFI_INVALID_PARAMETER);\r | |
a5382ce0 QS |
1762 | } else if (NextCommandLine[0] == L'a' &&\r |
1763 | (NextCommandLine[1] == L' ' || NextCommandLine[1] == CHAR_NULL)\r | |
1764 | ){\r | |
a405b86d | 1765 | CopyMem(NextCommandLine, NextCommandLine+1, StrSize(NextCommandLine) - sizeof(NextCommandLine[0]));\r |
a5382ce0 QS |
1766 | while (NextCommandLine[0] == L' ') {\r |
1767 | CopyMem(NextCommandLine, NextCommandLine+1, StrSize(NextCommandLine) - sizeof(NextCommandLine[0]));\r | |
1768 | }\r | |
1769 | if (NextCommandLine[0] == CHAR_NULL) {\r | |
1770 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1771 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1772 | return (EFI_INVALID_PARAMETER);\r | |
1773 | }\r | |
a405b86d | 1774 | Unicode = FALSE;\r |
1775 | } else {\r | |
1776 | Unicode = TRUE;\r | |
1777 | }\r | |
1778 | \r | |
1779 | \r | |
1780 | //\r | |
1781 | // make a SPLIT_LIST item and add to list\r | |
1782 | //\r | |
1783 | Split = AllocateZeroPool(sizeof(SPLIT_LIST));\r | |
b2c036a7 RN |
1784 | if (Split == NULL) {\r |
1785 | return EFI_OUT_OF_RESOURCES;\r | |
1786 | }\r | |
a405b86d | 1787 | Split->SplitStdIn = StdIn;\r |
1788 | Split->SplitStdOut = ConvertEfiFileProtocolToShellHandle(CreateFileInterfaceMem(Unicode), NULL);\r | |
1789 | ASSERT(Split->SplitStdOut != NULL);\r | |
1790 | InsertHeadList(&ShellInfoObject.SplitList.Link, &Split->Link);\r | |
1791 | \r | |
a308e058 | 1792 | Status = RunCommand(OurCommandLine);\r |
a405b86d | 1793 | \r |
1794 | //\r | |
1795 | // move the output from the first to the in to the second.\r | |
1796 | //\r | |
1797 | TempFileHandle = Split->SplitStdOut;\r | |
1798 | if (Split->SplitStdIn == StdIn) {\r | |
1799 | Split->SplitStdOut = NULL;\r | |
1800 | } else {\r | |
1801 | Split->SplitStdOut = Split->SplitStdIn;\r | |
1802 | }\r | |
1803 | Split->SplitStdIn = TempFileHandle;\r | |
1bd0bf15 | 1804 | ShellInfoObject.NewEfiShellProtocol->SetFilePosition (Split->SplitStdIn, 0);\r |
a405b86d | 1805 | \r |
1806 | if (!EFI_ERROR(Status)) {\r | |
a308e058 | 1807 | Status = RunCommand(NextCommandLine);\r |
a405b86d | 1808 | }\r |
1809 | \r | |
1810 | //\r | |
1811 | // remove the top level from the ScriptList\r | |
1812 | //\r | |
1813 | ASSERT((SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link) == Split);\r | |
1814 | RemoveEntryList(&Split->Link);\r | |
1815 | \r | |
1816 | //\r | |
1817 | // Note that the original StdIn is now the StdOut...\r | |
1818 | //\r | |
bd3fc813 | 1819 | if (Split->SplitStdOut != NULL) {\r |
1bd0bf15 | 1820 | ShellInfoObject.NewEfiShellProtocol->CloseFile (Split->SplitStdOut);\r |
a405b86d | 1821 | }\r |
1822 | if (Split->SplitStdIn != NULL) {\r | |
1bd0bf15 | 1823 | ShellInfoObject.NewEfiShellProtocol->CloseFile (Split->SplitStdIn);\r |
a405b86d | 1824 | }\r |
1825 | \r | |
1826 | FreePool(Split);\r | |
1827 | FreePool(NextCommandLine);\r | |
1828 | FreePool(OurCommandLine);\r | |
1829 | \r | |
1830 | return (Status);\r | |
1831 | }\r | |
1832 | \r | |
1ef61d03 | 1833 | /**\r |
ba0014b9 | 1834 | Take the original command line, substitute any variables, free\r |
51429264 | 1835 | the original string, return the modified copy.\r |
1ef61d03 | 1836 | \r |
51429264 | 1837 | @param[in] CmdLine pointer to the command line to update.\r |
1ef61d03 | 1838 | \r |
51429264 SQ |
1839 | @retval EFI_SUCCESS the function was successful.\r |
1840 | @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r | |
1ef61d03 JC |
1841 | **/\r |
1842 | EFI_STATUS\r | |
1ef61d03 JC |
1843 | ShellSubstituteVariables(\r |
1844 | IN CHAR16 **CmdLine\r | |
1845 | )\r | |
1846 | {\r | |
1847 | CHAR16 *NewCmdLine;\r | |
1848 | NewCmdLine = ShellConvertVariables(*CmdLine);\r | |
1849 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1850 | if (NewCmdLine == NULL) {\r | |
1851 | return (EFI_OUT_OF_RESOURCES);\r | |
1852 | }\r | |
1853 | *CmdLine = NewCmdLine;\r | |
1854 | return (EFI_SUCCESS);\r | |
1855 | }\r | |
1856 | \r | |
ca53c0af | 1857 | /**\r |
ba0014b9 | 1858 | Take the original command line, substitute any alias in the first group of space delimited characters, free\r |
51429264 | 1859 | the original string, return the modified copy.\r |
ca53c0af | 1860 | \r |
51429264 | 1861 | @param[in] CmdLine pointer to the command line to update.\r |
ca53c0af | 1862 | \r |
51429264 SQ |
1863 | @retval EFI_SUCCESS the function was successful.\r |
1864 | @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r | |
ca53c0af JC |
1865 | **/\r |
1866 | EFI_STATUS\r | |
ca53c0af JC |
1867 | ShellSubstituteAliases(\r |
1868 | IN CHAR16 **CmdLine\r | |
1869 | )\r | |
1870 | {\r | |
1871 | CHAR16 *NewCmdLine;\r | |
1872 | CHAR16 *CommandName;\r | |
1873 | EFI_STATUS Status;\r | |
1874 | UINTN PostAliasSize;\r | |
1875 | ASSERT(CmdLine != NULL);\r | |
1876 | ASSERT(*CmdLine!= NULL);\r | |
1877 | \r | |
1878 | \r | |
1879 | CommandName = NULL;\r | |
1880 | if (StrStr((*CmdLine), L" ") == NULL){\r | |
1881 | StrnCatGrow(&CommandName, NULL, (*CmdLine), 0);\r | |
1882 | } else {\r | |
1883 | StrnCatGrow(&CommandName, NULL, (*CmdLine), StrStr((*CmdLine), L" ") - (*CmdLine));\r | |
1884 | }\r | |
1885 | \r | |
1886 | //\r | |
1887 | // This cannot happen 'inline' since the CmdLine can need extra space.\r | |
1888 | //\r | |
1889 | NewCmdLine = NULL;\r | |
1890 | if (!ShellCommandIsCommandOnList(CommandName)) {\r | |
1891 | //\r | |
1892 | // Convert via alias\r | |
1893 | //\r | |
1894 | Status = ShellConvertAlias(&CommandName);\r | |
1895 | if (EFI_ERROR(Status)){\r | |
1896 | return (Status);\r | |
1897 | }\r | |
1898 | PostAliasSize = 0;\r | |
1899 | NewCmdLine = StrnCatGrow(&NewCmdLine, &PostAliasSize, CommandName, 0);\r | |
1900 | if (NewCmdLine == NULL) {\r | |
1901 | SHELL_FREE_NON_NULL(CommandName);\r | |
1902 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1903 | return (EFI_OUT_OF_RESOURCES);\r | |
1904 | }\r | |
1905 | NewCmdLine = StrnCatGrow(&NewCmdLine, &PostAliasSize, StrStr((*CmdLine), L" "), 0);\r | |
1906 | if (NewCmdLine == NULL) {\r | |
1907 | SHELL_FREE_NON_NULL(CommandName);\r | |
1908 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1909 | return (EFI_OUT_OF_RESOURCES);\r | |
1910 | }\r | |
1911 | } else {\r | |
1912 | NewCmdLine = StrnCatGrow(&NewCmdLine, NULL, (*CmdLine), 0);\r | |
1913 | }\r | |
1914 | \r | |
1915 | SHELL_FREE_NON_NULL(*CmdLine);\r | |
1916 | SHELL_FREE_NON_NULL(CommandName);\r | |
ba0014b9 | 1917 | \r |
ca53c0af JC |
1918 | //\r |
1919 | // re-assign the passed in double pointer to point to our newly allocated buffer\r | |
1920 | //\r | |
1921 | *CmdLine = NewCmdLine;\r | |
1922 | \r | |
1923 | return (EFI_SUCCESS);\r | |
1924 | }\r | |
1925 | \r | |
6ba2921d JC |
1926 | /**\r |
1927 | Takes the Argv[0] part of the command line and determine the meaning of it.\r | |
e7831c90 | 1928 | \r |
51429264 | 1929 | @param[in] CmdName pointer to the command line to update.\r |
ba0014b9 | 1930 | \r |
51429264 SQ |
1931 | @retval Internal_Command The name is an internal command.\r |
1932 | @retval File_Sys_Change the name is a file system change.\r | |
1933 | @retval Script_File_Name the name is a NSH script file.\r | |
1934 | @retval Unknown_Invalid the name is unknown.\r | |
1935 | @retval Efi_Application the name is an application (.EFI).\r | |
6ba2921d JC |
1936 | **/\r |
1937 | SHELL_OPERATION_TYPES\r | |
6ba2921d JC |
1938 | GetOperationType(\r |
1939 | IN CONST CHAR16 *CmdName\r | |
1940 | )\r | |
1941 | {\r | |
1942 | CHAR16* FileWithPath;\r | |
1943 | CONST CHAR16* TempLocation;\r | |
1944 | CONST CHAR16* TempLocation2;\r | |
1945 | \r | |
1946 | FileWithPath = NULL;\r | |
1947 | //\r | |
1948 | // test for an internal command.\r | |
1949 | //\r | |
1950 | if (ShellCommandIsCommandOnList(CmdName)) {\r | |
51429264 | 1951 | return (Internal_Command);\r |
6ba2921d JC |
1952 | }\r |
1953 | \r | |
1954 | //\r | |
fc4c7b30 | 1955 | // Test for file system change request. anything ending with first : and cant have spaces.\r |
6ba2921d JC |
1956 | //\r |
1957 | if (CmdName[(StrLen(CmdName)-1)] == L':') {\r | |
ba0014b9 | 1958 | if ( StrStr(CmdName, L" ") != NULL\r |
fc4c7b30 JC |
1959 | || StrLen(StrStr(CmdName, L":")) > 1\r |
1960 | ) {\r | |
51429264 | 1961 | return (Unknown_Invalid);\r |
6ba2921d | 1962 | }\r |
51429264 | 1963 | return (File_Sys_Change);\r |
6ba2921d JC |
1964 | }\r |
1965 | \r | |
1966 | //\r | |
1967 | // Test for a file\r | |
1968 | //\r | |
1969 | if ((FileWithPath = ShellFindFilePathEx(CmdName, mExecutableExtensions)) != NULL) {\r | |
1970 | //\r | |
1971 | // See if that file has a script file extension\r | |
1972 | //\r | |
1973 | if (StrLen(FileWithPath) > 4) {\r | |
1974 | TempLocation = FileWithPath+StrLen(FileWithPath)-4;\r | |
1975 | TempLocation2 = mScriptExtension;\r | |
1976 | if (StringNoCaseCompare((VOID*)(&TempLocation), (VOID*)(&TempLocation2)) == 0) {\r | |
1977 | SHELL_FREE_NON_NULL(FileWithPath);\r | |
51429264 | 1978 | return (Script_File_Name);\r |
6ba2921d JC |
1979 | }\r |
1980 | }\r | |
1981 | \r | |
1982 | //\r | |
1983 | // Was a file, but not a script. we treat this as an application.\r | |
1984 | //\r | |
1985 | SHELL_FREE_NON_NULL(FileWithPath);\r | |
51429264 | 1986 | return (Efi_Application);\r |
6ba2921d | 1987 | }\r |
ba0014b9 | 1988 | \r |
6ba2921d JC |
1989 | SHELL_FREE_NON_NULL(FileWithPath);\r |
1990 | //\r | |
1991 | // No clue what this is... return invalid flag...\r | |
1992 | //\r | |
51429264 | 1993 | return (Unknown_Invalid);\r |
6ba2921d JC |
1994 | }\r |
1995 | \r | |
de4ebdcf SQ |
1996 | /**\r |
1997 | Determine if the first item in a command line is valid.\r | |
1998 | \r | |
1999 | @param[in] CmdLine The command line to parse.\r | |
2000 | \r | |
2001 | @retval EFI_SUCCESS The item is valid.\r | |
2002 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
2003 | @retval EFI_NOT_FOUND The operation type is unknown or invalid.\r | |
2004 | **/\r | |
ba0014b9 | 2005 | EFI_STATUS\r |
6bd64463 JC |
2006 | IsValidSplit(\r |
2007 | IN CONST CHAR16 *CmdLine\r | |
2008 | )\r | |
2009 | {\r | |
2010 | CHAR16 *Temp;\r | |
2011 | CHAR16 *FirstParameter;\r | |
2012 | CHAR16 *TempWalker;\r | |
2013 | EFI_STATUS Status;\r | |
2014 | \r | |
2015 | Temp = NULL;\r | |
2016 | \r | |
2017 | Temp = StrnCatGrow(&Temp, NULL, CmdLine, 0);\r | |
2018 | if (Temp == NULL) {\r | |
2019 | return (EFI_OUT_OF_RESOURCES);\r | |
2020 | }\r | |
2021 | \r | |
2022 | FirstParameter = StrStr(Temp, L"|");\r | |
2023 | if (FirstParameter != NULL) {\r | |
2024 | *FirstParameter = CHAR_NULL;\r | |
2025 | }\r | |
2026 | \r | |
2027 | FirstParameter = NULL;\r | |
2028 | \r | |
2029 | //\r | |
2030 | // Process the command line\r | |
2031 | //\r | |
2032 | Status = ProcessCommandLineToFinal(&Temp);\r | |
2033 | \r | |
2034 | if (!EFI_ERROR(Status)) {\r | |
2035 | FirstParameter = AllocateZeroPool(StrSize(CmdLine));\r | |
2036 | if (FirstParameter == NULL) {\r | |
2037 | SHELL_FREE_NON_NULL(Temp);\r | |
2038 | return (EFI_OUT_OF_RESOURCES);\r | |
2039 | }\r | |
2040 | TempWalker = (CHAR16*)Temp;\r | |
1219c85d | 2041 | if (!EFI_ERROR(GetNextParameter(&TempWalker, &FirstParameter, StrSize(CmdLine), TRUE))) {\r |
14030c5c JC |
2042 | if (GetOperationType(FirstParameter) == Unknown_Invalid) {\r |
2043 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2044 | SetLastError(SHELL_NOT_FOUND);\r | |
2045 | Status = EFI_NOT_FOUND;\r | |
2046 | }\r | |
6bd64463 JC |
2047 | }\r |
2048 | }\r | |
2049 | \r | |
2050 | SHELL_FREE_NON_NULL(Temp);\r | |
2051 | SHELL_FREE_NON_NULL(FirstParameter);\r | |
2052 | return Status;\r | |
2053 | }\r | |
2054 | \r | |
2055 | /**\r | |
51429264 | 2056 | Determine if a command line contains with a split contains only valid commands.\r |
6bd64463 JC |
2057 | \r |
2058 | @param[in] CmdLine The command line to parse.\r | |
2059 | \r | |
2060 | @retval EFI_SUCCESS CmdLine has only valid commands, application, or has no split.\r | |
2061 | @retval EFI_ABORTED CmdLine has at least one invalid command or application.\r | |
2062 | **/\r | |
2063 | EFI_STATUS\r | |
6bd64463 JC |
2064 | VerifySplit(\r |
2065 | IN CONST CHAR16 *CmdLine\r | |
2066 | )\r | |
2067 | {\r | |
2068 | CONST CHAR16 *TempSpot;\r | |
2069 | EFI_STATUS Status;\r | |
2070 | \r | |
2071 | //\r | |
a5382ce0 | 2072 | // If this was the only item, then get out\r |
6bd64463 | 2073 | //\r |
a5382ce0 QS |
2074 | if (!ContainsSplit(CmdLine)) {\r |
2075 | return (EFI_SUCCESS);\r | |
6bd64463 JC |
2076 | }\r |
2077 | \r | |
2078 | //\r | |
a5382ce0 | 2079 | // Verify up to the pipe or end character\r |
6bd64463 | 2080 | //\r |
a5382ce0 QS |
2081 | Status = IsValidSplit(CmdLine);\r |
2082 | if (EFI_ERROR(Status)) {\r | |
2083 | return (Status);\r | |
6bd64463 JC |
2084 | }\r |
2085 | \r | |
2086 | //\r | |
2087 | // recurse to verify the next item\r | |
2088 | //\r | |
1219c85d | 2089 | TempSpot = FindFirstCharacter(CmdLine, L"|", L'^') + 1;\r |
ba0014b9 | 2090 | if (*TempSpot == L'a' &&\r |
a5382ce0 QS |
2091 | (*(TempSpot + 1) == L' ' || *(TempSpot + 1) == CHAR_NULL)\r |
2092 | ) {\r | |
2093 | // If it's an ASCII pipe '|a'\r | |
2094 | TempSpot += 1;\r | |
2095 | }\r | |
ba0014b9 | 2096 | \r |
6bd64463 JC |
2097 | return (VerifySplit(TempSpot));\r |
2098 | }\r | |
2099 | \r | |
680db511 | 2100 | /**\r |
e7831c90 JC |
2101 | Process a split based operation.\r |
2102 | \r | |
a308e058 | 2103 | @param[in] CmdLine pointer to the command line to process\r |
e7831c90 JC |
2104 | \r |
2105 | @retval EFI_SUCCESS The operation was successful\r | |
d08a5464 | 2106 | @return an error occurred.\r |
680db511 JC |
2107 | **/\r |
2108 | EFI_STATUS\r | |
680db511 | 2109 | ProcessNewSplitCommandLine(\r |
a308e058 | 2110 | IN CONST CHAR16 *CmdLine\r |
680db511 JC |
2111 | )\r |
2112 | {\r | |
2113 | SPLIT_LIST *Split;\r | |
2114 | EFI_STATUS Status;\r | |
2115 | \r | |
6bd64463 JC |
2116 | Status = VerifySplit(CmdLine);\r |
2117 | if (EFI_ERROR(Status)) {\r | |
2118 | return (Status);\r | |
2119 | }\r | |
2120 | \r | |
680db511 JC |
2121 | Split = NULL;\r |
2122 | \r | |
2123 | //\r | |
2124 | // are we in an existing split???\r | |
2125 | //\r | |
2126 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)) {\r | |
2127 | Split = (SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link);\r | |
2128 | }\r | |
2129 | \r | |
2130 | if (Split == NULL) {\r | |
a308e058 | 2131 | Status = RunSplitCommand(CmdLine, NULL, NULL);\r |
680db511 | 2132 | } else {\r |
a308e058 | 2133 | Status = RunSplitCommand(CmdLine, Split->SplitStdIn, Split->SplitStdOut);\r |
680db511 JC |
2134 | }\r |
2135 | if (EFI_ERROR(Status)) {\r | |
2136 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_SPLIT), ShellInfoObject.HiiHandle, CmdLine);\r | |
2137 | }\r | |
2138 | return (Status);\r | |
2139 | }\r | |
daf70584 JC |
2140 | \r |
2141 | /**\r | |
51429264 | 2142 | Handle a request to change the current file system.\r |
daf70584 | 2143 | \r |
51429264 | 2144 | @param[in] CmdLine The passed in command line.\r |
daf70584 | 2145 | \r |
51429264 | 2146 | @retval EFI_SUCCESS The operation was successful.\r |
daf70584 JC |
2147 | **/\r |
2148 | EFI_STATUS\r | |
daf70584 JC |
2149 | ChangeMappedDrive(\r |
2150 | IN CONST CHAR16 *CmdLine\r | |
2151 | )\r | |
2152 | {\r | |
2153 | EFI_STATUS Status;\r | |
2154 | Status = EFI_SUCCESS;\r | |
2155 | \r | |
2156 | //\r | |
2157 | // make sure we are the right operation\r | |
2158 | //\r | |
2159 | ASSERT(CmdLine[(StrLen(CmdLine)-1)] == L':' && StrStr(CmdLine, L" ") == NULL);\r | |
ba0014b9 | 2160 | \r |
daf70584 JC |
2161 | //\r |
2162 | // Call the protocol API to do the work\r | |
2163 | //\r | |
2164 | Status = ShellInfoObject.NewEfiShellProtocol->SetCurDir(NULL, CmdLine);\r | |
2165 | \r | |
2166 | //\r | |
2167 | // Report any errors\r | |
2168 | //\r | |
2169 | if (EFI_ERROR(Status)) {\r | |
2170 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_MAPPING), ShellInfoObject.HiiHandle, CmdLine);\r | |
2171 | }\r | |
2172 | \r | |
2173 | return (Status);\r | |
2174 | }\r | |
2175 | \r | |
5a5eb806 JC |
2176 | /**\r |
2177 | Reprocess the command line to direct all -? to the help command.\r | |
2178 | \r | |
2179 | if found, will add "help" as argv[0], and move the rest later.\r | |
2180 | \r | |
806c49db | 2181 | @param[in,out] CmdLine pointer to the command line to update\r |
5a5eb806 JC |
2182 | **/\r |
2183 | EFI_STATUS\r | |
806c49db JC |
2184 | DoHelpUpdate(\r |
2185 | IN OUT CHAR16 **CmdLine\r | |
5a5eb806 JC |
2186 | )\r |
2187 | {\r | |
806c49db JC |
2188 | CHAR16 *CurrentParameter;\r |
2189 | CHAR16 *Walker;\r | |
806c49db JC |
2190 | CHAR16 *NewCommandLine;\r |
2191 | EFI_STATUS Status;\r | |
e75390f0 | 2192 | UINTN NewCmdLineSize;\r |
806c49db JC |
2193 | \r |
2194 | Status = EFI_SUCCESS;\r | |
2195 | \r | |
2196 | CurrentParameter = AllocateZeroPool(StrSize(*CmdLine));\r | |
2197 | if (CurrentParameter == NULL) {\r | |
2198 | return (EFI_OUT_OF_RESOURCES);\r | |
2199 | }\r | |
2200 | \r | |
2201 | Walker = *CmdLine;\r | |
2202 | while(Walker != NULL && *Walker != CHAR_NULL) {\r | |
1219c85d | 2203 | if (!EFI_ERROR(GetNextParameter(&Walker, &CurrentParameter, StrSize(*CmdLine), TRUE))) {\r |
14030c5c | 2204 | if (StrStr(CurrentParameter, L"-?") == CurrentParameter) {\r |
a8f98806 JC |
2205 | CurrentParameter[0] = L' ';\r |
2206 | CurrentParameter[1] = L' ';\r | |
e75390f0 QS |
2207 | NewCmdLineSize = StrSize(L"help ") + StrSize(*CmdLine);\r |
2208 | NewCommandLine = AllocateZeroPool(NewCmdLineSize);\r | |
14030c5c JC |
2209 | if (NewCommandLine == NULL) {\r |
2210 | Status = EFI_OUT_OF_RESOURCES;\r | |
2211 | break;\r | |
2212 | }\r | |
2213 | \r | |
2214 | //\r | |
2215 | // We know the space is sufficient since we just calculated it.\r | |
2216 | //\r | |
e75390f0 QS |
2217 | StrnCpyS(NewCommandLine, NewCmdLineSize/sizeof(CHAR16), L"help ", 5);\r |
2218 | StrnCatS(NewCommandLine, NewCmdLineSize/sizeof(CHAR16), *CmdLine, StrLen(*CmdLine));\r | |
14030c5c JC |
2219 | SHELL_FREE_NON_NULL(*CmdLine);\r |
2220 | *CmdLine = NewCommandLine;\r | |
806c49db JC |
2221 | break;\r |
2222 | }\r | |
806c49db JC |
2223 | }\r |
2224 | }\r | |
2225 | \r | |
2226 | SHELL_FREE_NON_NULL(CurrentParameter);\r | |
2227 | \r | |
2228 | return (Status);\r | |
2229 | }\r | |
2230 | \r | |
2231 | /**\r | |
51429264 | 2232 | Function to update the shell variable "lasterror".\r |
806c49db | 2233 | \r |
51429264 | 2234 | @param[in] ErrorCode the error code to put into lasterror.\r |
806c49db JC |
2235 | **/\r |
2236 | EFI_STATUS\r | |
806c49db | 2237 | SetLastError(\r |
6bd64463 | 2238 | IN CONST SHELL_STATUS ErrorCode\r |
806c49db JC |
2239 | )\r |
2240 | {\r | |
2241 | CHAR16 LeString[19];\r | |
2242 | if (sizeof(EFI_STATUS) == sizeof(UINT64)) {\r | |
2243 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ErrorCode);\r | |
2244 | } else {\r | |
2245 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%x", ErrorCode);\r | |
2246 | }\r | |
2247 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r | |
2248 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
2249 | \r | |
2250 | return (EFI_SUCCESS);\r | |
2251 | }\r | |
2252 | \r | |
2253 | /**\r | |
6a5033ca | 2254 | Converts the command line to its post-processed form. this replaces variables and alias' per UEFI Shell spec.\r |
806c49db JC |
2255 | \r |
2256 | @param[in,out] CmdLine pointer to the command line to update\r | |
2257 | \r | |
2258 | @retval EFI_SUCCESS The operation was successful\r | |
2259 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
d08a5464 | 2260 | @return some other error occurred\r |
806c49db JC |
2261 | **/\r |
2262 | EFI_STATUS\r | |
12a27a6d | 2263 | ProcessCommandLineToFinal(\r |
806c49db JC |
2264 | IN OUT CHAR16 **CmdLine\r |
2265 | )\r | |
2266 | {\r | |
2267 | EFI_STATUS Status;\r | |
2268 | TrimSpaces(CmdLine);\r | |
2269 | \r | |
2270 | Status = ShellSubstituteAliases(CmdLine);\r | |
2271 | if (EFI_ERROR(Status)) {\r | |
2272 | return (Status);\r | |
2273 | }\r | |
2274 | \r | |
2275 | TrimSpaces(CmdLine);\r | |
2276 | \r | |
2277 | Status = ShellSubstituteVariables(CmdLine);\r | |
2278 | if (EFI_ERROR(Status)) {\r | |
2279 | return (Status);\r | |
2280 | }\r | |
81cd2f53 | 2281 | ASSERT (*CmdLine != NULL);\r |
806c49db JC |
2282 | \r |
2283 | TrimSpaces(CmdLine);\r | |
2284 | \r | |
2285 | //\r | |
2286 | // update for help parsing\r | |
2287 | //\r | |
2288 | if (StrStr(*CmdLine, L"?") != NULL) {\r | |
2289 | //\r | |
2290 | // This may do nothing if the ? does not indicate help.\r | |
2291 | // Save all the details for in the API below.\r | |
2292 | //\r | |
2293 | Status = DoHelpUpdate(CmdLine);\r | |
2294 | }\r | |
2295 | \r | |
2296 | TrimSpaces(CmdLine);\r | |
2297 | \r | |
2298 | return (EFI_SUCCESS);\r | |
2299 | }\r | |
2300 | \r | |
2301 | /**\r | |
2302 | Run an internal shell command.\r | |
2303 | \r | |
d08a5464 | 2304 | This API will update the shell's environment since these commands are libraries.\r |
ba0014b9 | 2305 | \r |
806c49db JC |
2306 | @param[in] CmdLine the command line to run.\r |
2307 | @param[in] FirstParameter the first parameter on the command line\r | |
2308 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
490ce43d | 2309 | @param[out] CommandStatus the status from the command line.\r |
806c49db JC |
2310 | \r |
2311 | @retval EFI_SUCCESS The command was completed.\r | |
2312 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2313 | **/\r | |
2314 | EFI_STATUS\r | |
806c49db JC |
2315 | RunInternalCommand(\r |
2316 | IN CONST CHAR16 *CmdLine,\r | |
2317 | IN CHAR16 *FirstParameter,\r | |
490ce43d QS |
2318 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r |
2319 | OUT EFI_STATUS *CommandStatus\r | |
806c49db JC |
2320 | )\r |
2321 | {\r | |
2322 | EFI_STATUS Status;\r | |
2323 | UINTN Argc;\r | |
2324 | CHAR16 **Argv;\r | |
2325 | SHELL_STATUS CommandReturnedStatus;\r | |
2326 | BOOLEAN LastError;\r | |
4b6b543e | 2327 | CHAR16 *Walker;\r |
ba0014b9 | 2328 | CHAR16 *NewCmdLine;\r |
4b6b543e QS |
2329 | \r |
2330 | NewCmdLine = AllocateCopyPool (StrSize (CmdLine), CmdLine);\r | |
2331 | if (NewCmdLine == NULL) {\r | |
2332 | return EFI_OUT_OF_RESOURCES;\r | |
2333 | }\r | |
2334 | \r | |
2335 | for (Walker = NewCmdLine; Walker != NULL && *Walker != CHAR_NULL ; Walker++) {\r | |
2336 | if (*Walker == L'^' && *(Walker+1) == L'#') {\r | |
2337 | CopyMem(Walker, Walker+1, StrSize(Walker) - sizeof(Walker[0]));\r | |
2338 | }\r | |
2339 | }\r | |
806c49db | 2340 | \r |
5a5eb806 | 2341 | //\r |
806c49db | 2342 | // get the argc and argv updated for internal commands\r |
5a5eb806 | 2343 | //\r |
d1c275c6 | 2344 | Status = UpdateArgcArgv(ParamProtocol, NewCmdLine, Internal_Command, &Argv, &Argc);\r |
806c49db | 2345 | if (!EFI_ERROR(Status)) {\r |
5a5eb806 | 2346 | //\r |
806c49db | 2347 | // Run the internal command.\r |
5a5eb806 | 2348 | //\r |
806c49db JC |
2349 | Status = ShellCommandRunCommandHandler(FirstParameter, &CommandReturnedStatus, &LastError);\r |
2350 | \r | |
2351 | if (!EFI_ERROR(Status)) {\r | |
490ce43d QS |
2352 | if (CommandStatus != NULL) {\r |
2353 | if (CommandReturnedStatus != SHELL_SUCCESS) {\r | |
2354 | *CommandStatus = (EFI_STATUS)(CommandReturnedStatus | MAX_BIT);\r | |
2355 | } else {\r | |
2356 | *CommandStatus = EFI_SUCCESS;\r | |
2357 | }\r | |
2358 | }\r | |
2359 | \r | |
5a5eb806 | 2360 | //\r |
806c49db JC |
2361 | // Update last error status.\r |
2362 | // some commands do not update last error.\r | |
5a5eb806 | 2363 | //\r |
806c49db JC |
2364 | if (LastError) {\r |
2365 | SetLastError(CommandReturnedStatus);\r | |
5a5eb806 | 2366 | }\r |
806c49db JC |
2367 | \r |
2368 | //\r | |
2369 | // Pass thru the exitcode from the app.\r | |
2370 | //\r | |
2371 | if (ShellCommandGetExit()) {\r | |
e3eb7d82 JC |
2372 | //\r |
2373 | // An Exit was requested ("exit" command), pass its value up.\r | |
2374 | //\r | |
806c49db | 2375 | Status = CommandReturnedStatus;\r |
e3eb7d82 JC |
2376 | } else if (CommandReturnedStatus != SHELL_SUCCESS && IsScriptOnlyCommand(FirstParameter)) {\r |
2377 | //\r | |
2378 | // Always abort when a script only command fails for any reason\r | |
2379 | //\r | |
2380 | Status = EFI_ABORTED;\r | |
2381 | } else if (ShellCommandGetCurrentScriptFile() != NULL && CommandReturnedStatus == SHELL_ABORTED) {\r | |
2382 | //\r | |
2383 | // Abort when in a script and a command aborted\r | |
2384 | //\r | |
806c49db | 2385 | Status = EFI_ABORTED;\r |
5a5eb806 | 2386 | }\r |
806c49db JC |
2387 | }\r |
2388 | }\r | |
2389 | \r | |
2390 | //\r | |
d08a5464 | 2391 | // This is guaranteed to be called after UpdateArgcArgv no matter what else happened.\r |
806c49db JC |
2392 | // This is safe even if the update API failed. In this case, it may be a no-op.\r |
2393 | //\r | |
2394 | RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r | |
2395 | \r | |
e3eb7d82 | 2396 | //\r |
d08a5464 | 2397 | // If a script is running and the command is not a script only command, then\r |
e3eb7d82 JC |
2398 | // change return value to success so the script won't halt (unless aborted).\r |
2399 | //\r | |
2400 | // Script only commands have to be able halt the script since the script will\r | |
2401 | // not operate if they are failing.\r | |
2402 | //\r | |
2403 | if ( ShellCommandGetCurrentScriptFile() != NULL\r | |
2404 | && !IsScriptOnlyCommand(FirstParameter)\r | |
2405 | && Status != EFI_ABORTED\r | |
2406 | ) {\r | |
806c49db JC |
2407 | Status = EFI_SUCCESS;\r |
2408 | }\r | |
2409 | \r | |
4b6b543e | 2410 | FreePool (NewCmdLine);\r |
806c49db JC |
2411 | return (Status);\r |
2412 | }\r | |
2413 | \r | |
2414 | /**\r | |
2415 | Function to run the command or file.\r | |
2416 | \r | |
2417 | @param[in] Type the type of operation being run.\r | |
2418 | @param[in] CmdLine the command line to run.\r | |
2419 | @param[in] FirstParameter the first parameter on the command line\r | |
2420 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
490ce43d | 2421 | @param[out] CommandStatus the status from the command line.\r |
806c49db JC |
2422 | \r |
2423 | @retval EFI_SUCCESS The command was completed.\r | |
2424 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2425 | **/\r | |
2426 | EFI_STATUS\r | |
806c49db JC |
2427 | RunCommandOrFile(\r |
2428 | IN SHELL_OPERATION_TYPES Type,\r | |
2429 | IN CONST CHAR16 *CmdLine,\r | |
2430 | IN CHAR16 *FirstParameter,\r | |
490ce43d QS |
2431 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r |
2432 | OUT EFI_STATUS *CommandStatus\r | |
806c49db JC |
2433 | )\r |
2434 | {\r | |
2435 | EFI_STATUS Status;\r | |
cd39fe08 | 2436 | EFI_STATUS StartStatus;\r |
806c49db | 2437 | CHAR16 *CommandWithPath;\r |
764c21f4 | 2438 | CHAR16 *FullCommandWithPath;\r |
806c49db | 2439 | EFI_DEVICE_PATH_PROTOCOL *DevPath;\r |
5223c121 | 2440 | SHELL_STATUS CalleeExitStatus;\r |
806c49db JC |
2441 | \r |
2442 | Status = EFI_SUCCESS;\r | |
2443 | CommandWithPath = NULL;\r | |
2444 | DevPath = NULL;\r | |
71c49eaf | 2445 | CalleeExitStatus = SHELL_INVALID_PARAMETER;\r |
806c49db JC |
2446 | \r |
2447 | switch (Type) {\r | |
51429264 | 2448 | case Internal_Command:\r |
490ce43d | 2449 | Status = RunInternalCommand(CmdLine, FirstParameter, ParamProtocol, CommandStatus);\r |
806c49db | 2450 | break;\r |
51429264 SQ |
2451 | case Script_File_Name:\r |
2452 | case Efi_Application:\r | |
806c49db JC |
2453 | //\r |
2454 | // Process a fully qualified path\r | |
2455 | //\r | |
2456 | if (StrStr(FirstParameter, L":") != NULL) {\r | |
2457 | ASSERT (CommandWithPath == NULL);\r | |
2458 | if (ShellIsFile(FirstParameter) == EFI_SUCCESS) {\r | |
2459 | CommandWithPath = StrnCatGrow(&CommandWithPath, NULL, FirstParameter, 0);\r | |
2460 | }\r | |
2461 | }\r | |
2462 | \r | |
2463 | //\r | |
2464 | // Process a relative path and also check in the path environment variable\r | |
2465 | //\r | |
2466 | if (CommandWithPath == NULL) {\r | |
2467 | CommandWithPath = ShellFindFilePathEx(FirstParameter, mExecutableExtensions);\r | |
2468 | }\r | |
2469 | \r | |
2470 | //\r | |
2471 | // This should be impossible now.\r | |
2472 | //\r | |
2473 | ASSERT(CommandWithPath != NULL);\r | |
2474 | \r | |
2475 | //\r | |
2476 | // Make sure that path is not just a directory (or not found)\r | |
2477 | //\r | |
2478 | if (!EFI_ERROR(ShellIsDirectory(CommandWithPath))) {\r | |
2479 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
6bd64463 | 2480 | SetLastError(SHELL_NOT_FOUND);\r |
806c49db JC |
2481 | }\r |
2482 | switch (Type) {\r | |
51429264 | 2483 | case Script_File_Name:\r |
764c21f4 JD |
2484 | FullCommandWithPath = FullyQualifyPath(CommandWithPath);\r |
2485 | if (FullCommandWithPath == NULL) {\r | |
2486 | Status = RunScriptFile (CommandWithPath, NULL, CmdLine, ParamProtocol);\r | |
2487 | } else {\r | |
2488 | Status = RunScriptFile (FullCommandWithPath, NULL, CmdLine, ParamProtocol);\r | |
2489 | FreePool(FullCommandWithPath);\r | |
2490 | }\r | |
806c49db | 2491 | break;\r |
51429264 | 2492 | case Efi_Application:\r |
806c49db JC |
2493 | //\r |
2494 | // Get the device path of the application image\r | |
2495 | //\r | |
2496 | DevPath = ShellInfoObject.NewEfiShellProtocol->GetDevicePathFromFilePath(CommandWithPath);\r | |
2497 | if (DevPath == NULL){\r | |
2498 | Status = EFI_OUT_OF_RESOURCES;\r | |
2499 | break;\r | |
2500 | }\r | |
2501 | \r | |
2502 | //\r | |
2503 | // Execute the device path\r | |
2504 | //\r | |
2505 | Status = InternalShellExecuteDevicePath(\r | |
2506 | &gImageHandle,\r | |
2507 | DevPath,\r | |
2508 | CmdLine,\r | |
2509 | NULL,\r | |
a308e058 | 2510 | &StartStatus\r |
806c49db JC |
2511 | );\r |
2512 | \r | |
2513 | SHELL_FREE_NON_NULL(DevPath);\r | |
2514 | \r | |
71c49eaf SQ |
2515 | if(EFI_ERROR (Status)) {\r |
2516 | CalleeExitStatus = (SHELL_STATUS) (Status & (~MAX_BIT));\r | |
2517 | } else {\r | |
cd39fe08 | 2518 | CalleeExitStatus = (SHELL_STATUS) StartStatus;\r |
71c49eaf SQ |
2519 | }\r |
2520 | \r | |
490ce43d QS |
2521 | if (CommandStatus != NULL) {\r |
2522 | *CommandStatus = CalleeExitStatus;\r | |
2523 | }\r | |
2524 | \r | |
806c49db JC |
2525 | //\r |
2526 | // Update last error status.\r | |
2527 | //\r | |
5223c121 | 2528 | // Status is an EFI_STATUS. Clear top bit to convert to SHELL_STATUS\r |
71c49eaf | 2529 | SetLastError(CalleeExitStatus);\r |
806c49db | 2530 | break;\r |
6fa0da7d LE |
2531 | default:\r |
2532 | //\r | |
2533 | // Do nothing.\r | |
2534 | //\r | |
2535 | break;\r | |
5a5eb806 JC |
2536 | }\r |
2537 | break;\r | |
6fa0da7d LE |
2538 | default:\r |
2539 | //\r | |
2540 | // Do nothing.\r | |
2541 | //\r | |
2542 | break;\r | |
5a5eb806 | 2543 | }\r |
806c49db JC |
2544 | \r |
2545 | SHELL_FREE_NON_NULL(CommandWithPath);\r | |
2546 | \r | |
2547 | return (Status);\r | |
2548 | }\r | |
2549 | \r | |
2550 | /**\r | |
2551 | Function to setup StdIn, StdErr, StdOut, and then run the command or file.\r | |
2552 | \r | |
2553 | @param[in] Type the type of operation being run.\r | |
2554 | @param[in] CmdLine the command line to run.\r | |
2555 | @param[in] FirstParameter the first parameter on the command line.\r | |
2556 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
490ce43d | 2557 | @param[out] CommandStatus the status from the command line.\r |
806c49db JC |
2558 | \r |
2559 | @retval EFI_SUCCESS The command was completed.\r | |
2560 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2561 | **/\r | |
2562 | EFI_STATUS\r | |
806c49db | 2563 | SetupAndRunCommandOrFile(\r |
490ce43d QS |
2564 | IN SHELL_OPERATION_TYPES Type,\r |
2565 | IN CHAR16 *CmdLine,\r | |
2566 | IN CHAR16 *FirstParameter,\r | |
2567 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r | |
dcbdb8bf | 2568 | OUT EFI_STATUS *CommandStatus\r |
806c49db JC |
2569 | )\r |
2570 | {\r | |
2571 | EFI_STATUS Status;\r | |
2572 | SHELL_FILE_HANDLE OriginalStdIn;\r | |
2573 | SHELL_FILE_HANDLE OriginalStdOut;\r | |
2574 | SHELL_FILE_HANDLE OriginalStdErr;\r | |
2575 | SYSTEM_TABLE_INFO OriginalSystemTableInfo;\r | |
08222019 | 2576 | CONST SCRIPT_FILE *ConstScriptFile;\r |
806c49db JC |
2577 | \r |
2578 | //\r | |
2579 | // Update the StdIn, StdOut, and StdErr for redirection to environment variables, files, etc... unicode and ASCII\r | |
2580 | //\r | |
2581 | Status = UpdateStdInStdOutStdErr(ParamProtocol, CmdLine, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r | |
2582 | \r | |
2583 | //\r | |
2584 | // The StdIn, StdOut, and StdErr are set up.\r | |
2585 | // Now run the command, script, or application\r | |
2586 | //\r | |
2587 | if (!EFI_ERROR(Status)) {\r | |
75eb337f | 2588 | TrimSpaces(&CmdLine);\r |
490ce43d | 2589 | Status = RunCommandOrFile(Type, CmdLine, FirstParameter, ParamProtocol, CommandStatus);\r |
806c49db JC |
2590 | }\r |
2591 | \r | |
2592 | //\r | |
2593 | // Now print errors\r | |
2594 | //\r | |
2595 | if (EFI_ERROR(Status)) {\r | |
08222019 JC |
2596 | ConstScriptFile = ShellCommandGetCurrentScriptFile();\r |
2597 | if (ConstScriptFile == NULL || ConstScriptFile->CurrentCommand == NULL) {\r | |
063aa89b JC |
2598 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR), ShellInfoObject.HiiHandle, (VOID*)(Status));\r |
2599 | } else {\r | |
08222019 | 2600 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR_SCRIPT), ShellInfoObject.HiiHandle, (VOID*)(Status), ConstScriptFile->CurrentCommand->Line);\r |
063aa89b | 2601 | }\r |
806c49db JC |
2602 | }\r |
2603 | \r | |
2604 | //\r | |
2605 | // put back the original StdIn, StdOut, and StdErr\r | |
2606 | //\r | |
2607 | RestoreStdInStdOutStdErr(ParamProtocol, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r | |
2608 | \r | |
2609 | return (Status);\r | |
5a5eb806 JC |
2610 | }\r |
2611 | \r | |
a405b86d | 2612 | /**\r |
2613 | Function will process and run a command line.\r | |
2614 | \r | |
ba0014b9 | 2615 | This will determine if the command line represents an internal shell\r |
a405b86d | 2616 | command or dispatch an external application.\r |
2617 | \r | |
2618 | @param[in] CmdLine The command line to parse.\r | |
490ce43d | 2619 | @param[out] CommandStatus The status from the command line.\r |
a405b86d | 2620 | \r |
2621 | @retval EFI_SUCCESS The command was completed.\r | |
2622 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2623 | **/\r | |
2624 | EFI_STATUS\r | |
490ce43d QS |
2625 | RunShellCommand(\r |
2626 | IN CONST CHAR16 *CmdLine,\r | |
2627 | OUT EFI_STATUS *CommandStatus\r | |
a405b86d | 2628 | )\r |
2629 | {\r | |
2630 | EFI_STATUS Status;\r | |
a405b86d | 2631 | CHAR16 *CleanOriginal;\r |
806c49db JC |
2632 | CHAR16 *FirstParameter;\r |
2633 | CHAR16 *TempWalker;\r | |
2634 | SHELL_OPERATION_TYPES Type;\r | |
f72df356 | 2635 | CONST CHAR16 *CurDir;\r |
a405b86d | 2636 | \r |
2637 | ASSERT(CmdLine != NULL);\r | |
2638 | if (StrLen(CmdLine) == 0) {\r | |
2639 | return (EFI_SUCCESS);\r | |
2640 | }\r | |
2641 | \r | |
a405b86d | 2642 | Status = EFI_SUCCESS;\r |
2643 | CleanOriginal = NULL;\r | |
a405b86d | 2644 | \r |
2645 | CleanOriginal = StrnCatGrow(&CleanOriginal, NULL, CmdLine, 0);\r | |
532691c8 | 2646 | if (CleanOriginal == NULL) {\r |
1219c85d | 2647 | return (EFI_OUT_OF_RESOURCES);\r |
532691c8 | 2648 | }\r |
284e034f | 2649 | \r |
ad2bc854 | 2650 | TrimSpaces(&CleanOriginal);\r |
a405b86d | 2651 | \r |
284e034f | 2652 | //\r |
d41a79a0 CP |
2653 | // NULL out comments (leveraged from RunScriptFileHandle() ).\r |
2654 | // The # character on a line is used to denote that all characters on the same line\r | |
2655 | // and to the right of the # are to be ignored by the shell.\r | |
d08a5464 | 2656 | // Afterwards, again remove spaces, in case any were between the last command-parameter and '#'.\r |
d41a79a0 CP |
2657 | //\r |
2658 | for (TempWalker = CleanOriginal; TempWalker != NULL && *TempWalker != CHAR_NULL; TempWalker++) {\r | |
2659 | if (*TempWalker == L'^') {\r | |
2660 | if (*(TempWalker + 1) == L'#') {\r | |
4b6b543e | 2661 | TempWalker++;\r |
d41a79a0 CP |
2662 | }\r |
2663 | } else if (*TempWalker == L'#') {\r | |
2664 | *TempWalker = CHAR_NULL;\r | |
2665 | }\r | |
2666 | }\r | |
2667 | \r | |
2668 | TrimSpaces(&CleanOriginal);\r | |
2669 | \r | |
2670 | //\r | |
284e034f CP |
2671 | // Handle case that passed in command line is just 1 or more " " characters.\r |
2672 | //\r | |
2673 | if (StrLen (CleanOriginal) == 0) {\r | |
1219c85d RN |
2674 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2675 | return (EFI_SUCCESS);\r | |
284e034f CP |
2676 | }\r |
2677 | \r | |
12a27a6d | 2678 | Status = ProcessCommandLineToFinal(&CleanOriginal);\r |
ca53c0af | 2679 | if (EFI_ERROR(Status)) {\r |
1219c85d RN |
2680 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2681 | return (Status);\r | |
a405b86d | 2682 | }\r |
2683 | \r | |
a405b86d | 2684 | //\r |
d08a5464 | 2685 | // We don't do normal processing with a split command line (output from one command input to another)\r |
a405b86d | 2686 | //\r |
1ef61d03 | 2687 | if (ContainsSplit(CleanOriginal)) {\r |
a308e058 | 2688 | Status = ProcessNewSplitCommandLine(CleanOriginal);\r |
1219c85d RN |
2689 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2690 | return (Status);\r | |
ba0014b9 | 2691 | }\r |
5b5cd144 | 2692 | \r |
806c49db JC |
2693 | //\r |
2694 | // We need the first parameter information so we can determine the operation type\r | |
2695 | //\r | |
2696 | FirstParameter = AllocateZeroPool(StrSize(CleanOriginal));\r | |
2697 | if (FirstParameter == NULL) {\r | |
1219c85d RN |
2698 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2699 | return (EFI_OUT_OF_RESOURCES);\r | |
806c49db JC |
2700 | }\r |
2701 | TempWalker = CleanOriginal;\r | |
1219c85d | 2702 | if (!EFI_ERROR(GetNextParameter(&TempWalker, &FirstParameter, StrSize(CleanOriginal), TRUE))) {\r |
14030c5c JC |
2703 | //\r |
2704 | // Depending on the first parameter we change the behavior\r | |
2705 | //\r | |
2706 | switch (Type = GetOperationType(FirstParameter)) {\r | |
2707 | case File_Sys_Change:\r | |
2708 | Status = ChangeMappedDrive (FirstParameter);\r | |
2709 | break;\r | |
2710 | case Internal_Command:\r | |
2711 | case Script_File_Name:\r | |
2712 | case Efi_Application:\r | |
490ce43d | 2713 | Status = SetupAndRunCommandOrFile(Type, CleanOriginal, FirstParameter, ShellInfoObject.NewShellParametersProtocol, CommandStatus);\r |
14030c5c JC |
2714 | break;\r |
2715 | default:\r | |
2716 | //\r | |
2717 | // Whatever was typed, it was invalid.\r | |
2718 | //\r | |
2719 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2720 | SetLastError(SHELL_NOT_FOUND);\r | |
2721 | break;\r | |
2722 | }\r | |
2723 | } else {\r | |
2724 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r | |
2725 | SetLastError(SHELL_NOT_FOUND);\r | |
a405b86d | 2726 | }\r |
f72df356 HL |
2727 | //\r |
2728 | // Check whether the current file system still exists. If not exist, we need update "cwd" and gShellCurMapping.\r | |
2729 | //\r | |
2730 | CurDir = EfiShellGetCurDir (NULL);\r | |
2731 | if (CurDir != NULL) {\r | |
2732 | if (EFI_ERROR(ShellFileExists (CurDir))) {\r | |
2733 | //\r | |
2734 | // EfiShellSetCurDir() cannot set current directory to NULL.\r | |
2735 | // EfiShellSetEnv() is not allowed to set the "cwd" variable.\r | |
2736 | // Only InternalEfiShellSetEnv () is allowed setting the "cwd" variable.\r | |
2737 | //\r | |
2738 | InternalEfiShellSetEnv (L"cwd", NULL, TRUE);\r | |
2739 | gShellCurMapping = NULL;\r | |
2740 | }\r | |
2741 | }\r | |
2742 | \r | |
1219c85d RN |
2743 | SHELL_FREE_NON_NULL(CleanOriginal);\r |
2744 | SHELL_FREE_NON_NULL(FirstParameter);\r | |
a405b86d | 2745 | \r |
2746 | return (Status);\r | |
2747 | }\r | |
2748 | \r | |
490ce43d QS |
2749 | /**\r |
2750 | Function will process and run a command line.\r | |
2751 | \r | |
ba0014b9 | 2752 | This will determine if the command line represents an internal shell\r |
490ce43d QS |
2753 | command or dispatch an external application.\r |
2754 | \r | |
2755 | @param[in] CmdLine The command line to parse.\r | |
2756 | \r | |
2757 | @retval EFI_SUCCESS The command was completed.\r | |
2758 | @retval EFI_ABORTED The command's operation was aborted.\r | |
2759 | **/\r | |
2760 | EFI_STATUS\r | |
490ce43d QS |
2761 | RunCommand(\r |
2762 | IN CONST CHAR16 *CmdLine\r | |
2763 | )\r | |
2764 | {\r | |
2765 | return (RunShellCommand(CmdLine, NULL));\r | |
2766 | }\r | |
2767 | \r | |
a405b86d | 2768 | /**\r |
2769 | Function to process a NSH script file via SHELL_FILE_HANDLE.\r | |
2770 | \r | |
2771 | @param[in] Handle The handle to the already opened file.\r | |
2772 | @param[in] Name The name of the script file.\r | |
2773 | \r | |
d08a5464 | 2774 | @retval EFI_SUCCESS the script completed successfully\r |
a405b86d | 2775 | **/\r |
2776 | EFI_STATUS\r | |
a405b86d | 2777 | RunScriptFileHandle (\r |
a308e058 RN |
2778 | IN SHELL_FILE_HANDLE Handle,\r |
2779 | IN CONST CHAR16 *Name\r | |
a405b86d | 2780 | )\r |
2781 | {\r | |
2782 | EFI_STATUS Status;\r | |
2783 | SCRIPT_FILE *NewScriptFile;\r | |
2784 | UINTN LoopVar;\r | |
4dc0d578 | 2785 | UINTN PrintBuffSize;\r |
a405b86d | 2786 | CHAR16 *CommandLine;\r |
2787 | CHAR16 *CommandLine2;\r | |
2788 | CHAR16 *CommandLine3;\r | |
2789 | SCRIPT_COMMAND_LIST *LastCommand;\r | |
2790 | BOOLEAN Ascii;\r | |
2791 | BOOLEAN PreScriptEchoState;\r | |
848997b5 | 2792 | BOOLEAN PreCommandEchoState;\r |
a405b86d | 2793 | CONST CHAR16 *CurDir;\r |
2794 | UINTN LineCount;\r | |
b6b22b13 | 2795 | CHAR16 LeString[50];\r |
14810d6b | 2796 | LIST_ENTRY OldBufferList;\r |
a405b86d | 2797 | \r |
2798 | ASSERT(!ShellCommandGetScriptExit());\r | |
2799 | \r | |
2800 | PreScriptEchoState = ShellCommandGetEchoState();\r | |
4dc0d578 | 2801 | PrintBuffSize = PcdGet16(PcdShellPrintBufferSize);\r |
a405b86d | 2802 | \r |
2803 | NewScriptFile = (SCRIPT_FILE*)AllocateZeroPool(sizeof(SCRIPT_FILE));\r | |
3c865f20 | 2804 | if (NewScriptFile == NULL) {\r |
2805 | return (EFI_OUT_OF_RESOURCES);\r | |
2806 | }\r | |
a405b86d | 2807 | \r |
2808 | //\r | |
2809 | // Set up the name\r | |
2810 | //\r | |
2811 | ASSERT(NewScriptFile->ScriptName == NULL);\r | |
2812 | NewScriptFile->ScriptName = StrnCatGrow(&NewScriptFile->ScriptName, NULL, Name, 0);\r | |
3c865f20 | 2813 | if (NewScriptFile->ScriptName == NULL) {\r |
2814 | DeleteScriptFileStruct(NewScriptFile);\r | |
2815 | return (EFI_OUT_OF_RESOURCES);\r | |
2816 | }\r | |
a405b86d | 2817 | \r |
2818 | //\r | |
2819 | // Save the parameters (used to replace %0 to %9 later on)\r | |
2820 | //\r | |
2821 | NewScriptFile->Argc = ShellInfoObject.NewShellParametersProtocol->Argc;\r | |
2822 | if (NewScriptFile->Argc != 0) {\r | |
2823 | NewScriptFile->Argv = (CHAR16**)AllocateZeroPool(NewScriptFile->Argc * sizeof(CHAR16*));\r | |
3c865f20 | 2824 | if (NewScriptFile->Argv == NULL) {\r |
2825 | DeleteScriptFileStruct(NewScriptFile);\r | |
2826 | return (EFI_OUT_OF_RESOURCES);\r | |
2827 | }\r | |
764c21f4 JD |
2828 | //\r |
2829 | // Put the full path of the script file into Argv[0] as required by section\r | |
2830 | // 3.6.2 of version 2.2 of the shell specification.\r | |
2831 | //\r | |
2832 | NewScriptFile->Argv[0] = StrnCatGrow(&NewScriptFile->Argv[0], NULL, NewScriptFile->ScriptName, 0);\r | |
2833 | for (LoopVar = 1 ; LoopVar < 10 && LoopVar < NewScriptFile->Argc; LoopVar++) {\r | |
a405b86d | 2834 | ASSERT(NewScriptFile->Argv[LoopVar] == NULL);\r |
2835 | NewScriptFile->Argv[LoopVar] = StrnCatGrow(&NewScriptFile->Argv[LoopVar], NULL, ShellInfoObject.NewShellParametersProtocol->Argv[LoopVar], 0);\r | |
3c865f20 | 2836 | if (NewScriptFile->Argv[LoopVar] == NULL) {\r |
2837 | DeleteScriptFileStruct(NewScriptFile);\r | |
2838 | return (EFI_OUT_OF_RESOURCES);\r | |
2839 | }\r | |
a405b86d | 2840 | }\r |
2841 | } else {\r | |
2842 | NewScriptFile->Argv = NULL;\r | |
2843 | }\r | |
2844 | \r | |
2845 | InitializeListHead(&NewScriptFile->CommandList);\r | |
2846 | InitializeListHead(&NewScriptFile->SubstList);\r | |
2847 | \r | |
2848 | //\r | |
2849 | // Now build the list of all script commands.\r | |
2850 | //\r | |
2851 | LineCount = 0;\r | |
2852 | while(!ShellFileHandleEof(Handle)) {\r | |
2853 | CommandLine = ShellFileHandleReturnLine(Handle, &Ascii);\r | |
2854 | LineCount++;\r | |
4922715d JC |
2855 | if (CommandLine == NULL || StrLen(CommandLine) == 0 || CommandLine[0] == '#') {\r |
2856 | SHELL_FREE_NON_NULL(CommandLine);\r | |
a405b86d | 2857 | continue;\r |
2858 | }\r | |
2859 | NewScriptFile->CurrentCommand = AllocateZeroPool(sizeof(SCRIPT_COMMAND_LIST));\r | |
3c865f20 | 2860 | if (NewScriptFile->CurrentCommand == NULL) {\r |
4922715d | 2861 | SHELL_FREE_NON_NULL(CommandLine);\r |
3c865f20 | 2862 | DeleteScriptFileStruct(NewScriptFile);\r |
2863 | return (EFI_OUT_OF_RESOURCES);\r | |
2864 | }\r | |
a405b86d | 2865 | \r |
2866 | NewScriptFile->CurrentCommand->Cl = CommandLine;\r | |
2867 | NewScriptFile->CurrentCommand->Data = NULL;\r | |
2868 | NewScriptFile->CurrentCommand->Line = LineCount;\r | |
2869 | \r | |
2870 | InsertTailList(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
2871 | }\r | |
2872 | \r | |
2873 | //\r | |
2874 | // Add this as the topmost script file\r | |
2875 | //\r | |
2876 | ShellCommandSetNewScript (NewScriptFile);\r | |
2877 | \r | |
2878 | //\r | |
2879 | // Now enumerate through the commands and run each one.\r | |
2880 | //\r | |
4dc0d578 | 2881 | CommandLine = AllocateZeroPool(PrintBuffSize);\r |
3c865f20 | 2882 | if (CommandLine == NULL) {\r |
2883 | DeleteScriptFileStruct(NewScriptFile);\r | |
2884 | return (EFI_OUT_OF_RESOURCES);\r | |
2885 | }\r | |
4dc0d578 | 2886 | CommandLine2 = AllocateZeroPool(PrintBuffSize);\r |
3c865f20 | 2887 | if (CommandLine2 == NULL) {\r |
2888 | FreePool(CommandLine);\r | |
2889 | DeleteScriptFileStruct(NewScriptFile);\r | |
2890 | return (EFI_OUT_OF_RESOURCES);\r | |
2891 | }\r | |
a405b86d | 2892 | \r |
2893 | for ( NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetFirstNode(&NewScriptFile->CommandList)\r | |
2894 | ; !IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)\r | |
2895 | ; // conditional increment in the body of the loop\r | |
2896 | ){\r | |
3c865f20 | 2897 | ASSERT(CommandLine2 != NULL);\r |
ba0014b9 LG |
2898 | StrnCpyS( CommandLine2,\r |
2899 | PrintBuffSize/sizeof(CHAR16),\r | |
4dc0d578 QS |
2900 | NewScriptFile->CurrentCommand->Cl,\r |
2901 | PrintBuffSize/sizeof(CHAR16) - 1\r | |
e75390f0 | 2902 | );\r |
a405b86d | 2903 | \r |
14810d6b QS |
2904 | SaveBufferList(&OldBufferList);\r |
2905 | \r | |
a405b86d | 2906 | //\r |
2907 | // NULL out comments\r | |
2908 | //\r | |
2909 | for (CommandLine3 = CommandLine2 ; CommandLine3 != NULL && *CommandLine3 != CHAR_NULL ; CommandLine3++) {\r | |
2910 | if (*CommandLine3 == L'^') {\r | |
4b6b543e | 2911 | if ( *(CommandLine3+1) == L':') {\r |
a405b86d | 2912 | CopyMem(CommandLine3, CommandLine3+1, StrSize(CommandLine3) - sizeof(CommandLine3[0]));\r |
4b6b543e QS |
2913 | } else if (*(CommandLine3+1) == L'#') {\r |
2914 | CommandLine3++;\r | |
a405b86d | 2915 | }\r |
2916 | } else if (*CommandLine3 == L'#') {\r | |
2917 | *CommandLine3 = CHAR_NULL;\r | |
2918 | }\r | |
2919 | }\r | |
2920 | \r | |
2921 | if (CommandLine2 != NULL && StrLen(CommandLine2) >= 1) {\r | |
2922 | //\r | |
2923 | // Due to variability in starting the find and replace action we need to have both buffers the same.\r | |
2924 | //\r | |
ba0014b9 LG |
2925 | StrnCpyS( CommandLine,\r |
2926 | PrintBuffSize/sizeof(CHAR16),\r | |
4dc0d578 QS |
2927 | CommandLine2,\r |
2928 | PrintBuffSize/sizeof(CHAR16) - 1\r | |
e75390f0 | 2929 | );\r |
a405b86d | 2930 | \r |
2931 | //\r | |
2932 | // Remove the %0 to %9 from the command line (if we have some arguments)\r | |
2933 | //\r | |
2934 | if (NewScriptFile->Argv != NULL) {\r | |
2935 | switch (NewScriptFile->Argc) {\r | |
2936 | default:\r | |
d1c275c6 | 2937 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%9", NewScriptFile->Argv[9], FALSE, FALSE);\r |
a405b86d | 2938 | ASSERT_EFI_ERROR(Status);\r |
2939 | case 9:\r | |
d1c275c6 | 2940 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%8", NewScriptFile->Argv[8], FALSE, FALSE);\r |
a405b86d | 2941 | ASSERT_EFI_ERROR(Status);\r |
2942 | case 8:\r | |
d1c275c6 | 2943 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%7", NewScriptFile->Argv[7], FALSE, FALSE);\r |
a405b86d | 2944 | ASSERT_EFI_ERROR(Status);\r |
2945 | case 7:\r | |
d1c275c6 | 2946 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%6", NewScriptFile->Argv[6], FALSE, FALSE);\r |
a405b86d | 2947 | ASSERT_EFI_ERROR(Status);\r |
2948 | case 6:\r | |
d1c275c6 | 2949 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%5", NewScriptFile->Argv[5], FALSE, FALSE);\r |
a405b86d | 2950 | ASSERT_EFI_ERROR(Status);\r |
2951 | case 5:\r | |
d1c275c6 | 2952 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%4", NewScriptFile->Argv[4], FALSE, FALSE);\r |
a405b86d | 2953 | ASSERT_EFI_ERROR(Status);\r |
2954 | case 4:\r | |
d1c275c6 | 2955 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%3", NewScriptFile->Argv[3], FALSE, FALSE);\r |
a405b86d | 2956 | ASSERT_EFI_ERROR(Status);\r |
2957 | case 3:\r | |
d1c275c6 | 2958 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%2", NewScriptFile->Argv[2], FALSE, FALSE);\r |
a405b86d | 2959 | ASSERT_EFI_ERROR(Status);\r |
2960 | case 2:\r | |
d1c275c6 | 2961 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%1", NewScriptFile->Argv[1], FALSE, FALSE);\r |
a405b86d | 2962 | ASSERT_EFI_ERROR(Status);\r |
2963 | case 1:\r | |
d1c275c6 | 2964 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%0", NewScriptFile->Argv[0], FALSE, FALSE);\r |
a405b86d | 2965 | ASSERT_EFI_ERROR(Status);\r |
2966 | break;\r | |
2967 | case 0:\r | |
2968 | break;\r | |
2969 | }\r | |
2970 | }\r | |
4dc0d578 QS |
2971 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%1", L"\"\"", FALSE, FALSE);\r |
2972 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%2", L"\"\"", FALSE, FALSE);\r | |
2973 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%3", L"\"\"", FALSE, FALSE);\r | |
2974 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%4", L"\"\"", FALSE, FALSE);\r | |
2975 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%5", L"\"\"", FALSE, FALSE);\r | |
2976 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%6", L"\"\"", FALSE, FALSE);\r | |
2977 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%7", L"\"\"", FALSE, FALSE);\r | |
2978 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PrintBuffSize, L"%8", L"\"\"", FALSE, FALSE);\r | |
2979 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PrintBuffSize, L"%9", L"\"\"", FALSE, FALSE);\r | |
2980 | \r | |
ba0014b9 LG |
2981 | StrnCpyS( CommandLine2,\r |
2982 | PrintBuffSize/sizeof(CHAR16),\r | |
4dc0d578 QS |
2983 | CommandLine,\r |
2984 | PrintBuffSize/sizeof(CHAR16) - 1\r | |
e75390f0 | 2985 | );\r |
a405b86d | 2986 | \r |
2987 | LastCommand = NewScriptFile->CurrentCommand;\r | |
2988 | \r | |
2989 | for (CommandLine3 = CommandLine2 ; CommandLine3[0] == L' ' ; CommandLine3++);\r | |
2990 | \r | |
3c865f20 | 2991 | if (CommandLine3 != NULL && CommandLine3[0] == L':' ) {\r |
a405b86d | 2992 | //\r |
2993 | // This line is a goto target / label\r | |
2994 | //\r | |
2995 | } else {\r | |
2996 | if (CommandLine3 != NULL && StrLen(CommandLine3) > 0) {\r | |
848997b5 | 2997 | if (CommandLine3[0] == L'@') {\r |
2998 | //\r | |
2999 | // We need to save the current echo state\r | |
3000 | // and disable echo for just this command.\r | |
3001 | //\r | |
3002 | PreCommandEchoState = ShellCommandGetEchoState();\r | |
3003 | ShellCommandSetEchoState(FALSE);\r | |
a308e058 | 3004 | Status = RunCommand(CommandLine3+1);\r |
848997b5 | 3005 | \r |
3006 | //\r | |
284e034f | 3007 | // If command was "@echo -off" or "@echo -on" then don't restore echo state\r |
848997b5 | 3008 | //\r |
284e034f CP |
3009 | if (StrCmp (L"@echo -off", CommandLine3) != 0 &&\r |
3010 | StrCmp (L"@echo -on", CommandLine3) != 0) {\r | |
3011 | //\r | |
3012 | // Now restore the pre-'@' echo state.\r | |
3013 | //\r | |
3014 | ShellCommandSetEchoState(PreCommandEchoState);\r | |
3015 | }\r | |
848997b5 | 3016 | } else {\r |
0d11446d | 3017 | if (ShellCommandGetEchoState()) {\r |
3018 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
3019 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
3020 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
3021 | } else {\r | |
3022 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
3023 | }\r | |
3024 | ShellPrintEx(-1, -1, L"%s\r\n", CommandLine2);\r | |
3025 | }\r | |
a308e058 | 3026 | Status = RunCommand(CommandLine3);\r |
848997b5 | 3027 | }\r |
a405b86d | 3028 | }\r |
3029 | \r | |
3030 | if (ShellCommandGetScriptExit()) {\r | |
5b5cd144 CP |
3031 | //\r |
3032 | // ShellCommandGetExitCode() always returns a UINT64\r | |
3033 | //\r | |
a308e058 | 3034 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ShellCommandGetExitCode());\r |
5b5cd144 CP |
3035 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r |
3036 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
b6b22b13 | 3037 | \r |
3038 | ShellCommandRegisterExit(FALSE, 0);\r | |
a405b86d | 3039 | Status = EFI_SUCCESS;\r |
14810d6b | 3040 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3041 | break;\r |
3042 | }\r | |
c6a7fef8 | 3043 | if (ShellGetExecutionBreakFlag()) {\r |
14810d6b | 3044 | RestoreBufferList(&OldBufferList);\r |
c6a7fef8 ED |
3045 | break;\r |
3046 | }\r | |
a405b86d | 3047 | if (EFI_ERROR(Status)) {\r |
14810d6b | 3048 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3049 | break;\r |
3050 | }\r | |
3051 | if (ShellCommandGetExit()) {\r | |
14810d6b | 3052 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3053 | break;\r |
3054 | }\r | |
3055 | }\r | |
3056 | //\r | |
3057 | // If that commend did not update the CurrentCommand then we need to advance it...\r | |
3058 | //\r | |
3059 | if (LastCommand == NewScriptFile->CurrentCommand) {\r | |
3060 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
3061 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
3062 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
3063 | }\r | |
3064 | }\r | |
3065 | } else {\r | |
3066 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
3067 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
3068 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
3069 | }\r | |
3070 | }\r | |
14810d6b | 3071 | RestoreBufferList(&OldBufferList);\r |
a405b86d | 3072 | }\r |
3073 | \r | |
a405b86d | 3074 | \r |
3075 | FreePool(CommandLine);\r | |
3076 | FreePool(CommandLine2);\r | |
3077 | ShellCommandSetNewScript (NULL);\r | |
733f138d | 3078 | \r |
3079 | //\r | |
3080 | // Only if this was the last script reset the state.\r | |
3081 | //\r | |
3082 | if (ShellCommandGetCurrentScriptFile()==NULL) {\r | |
3083 | ShellCommandSetEchoState(PreScriptEchoState);\r | |
3084 | }\r | |
a405b86d | 3085 | return (EFI_SUCCESS);\r |
3086 | }\r | |
3087 | \r | |
3088 | /**\r | |
3089 | Function to process a NSH script file.\r | |
3090 | \r | |
3091 | @param[in] ScriptPath Pointer to the script file name (including file system path).\r | |
e958b946 JC |
3092 | @param[in] Handle the handle of the script file already opened.\r |
3093 | @param[in] CmdLine the command line to run.\r | |
3094 | @param[in] ParamProtocol the shell parameters protocol pointer\r | |
a405b86d | 3095 | \r |
d08a5464 | 3096 | @retval EFI_SUCCESS the script completed successfully\r |
a405b86d | 3097 | **/\r |
3098 | EFI_STATUS\r | |
a405b86d | 3099 | RunScriptFile (\r |
a308e058 RN |
3100 | IN CONST CHAR16 *ScriptPath,\r |
3101 | IN SHELL_FILE_HANDLE Handle OPTIONAL,\r | |
3102 | IN CONST CHAR16 *CmdLine,\r | |
3103 | IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r | |
a405b86d | 3104 | )\r |
3105 | {\r | |
3106 | EFI_STATUS Status;\r | |
3107 | SHELL_FILE_HANDLE FileHandle;\r | |
e958b946 JC |
3108 | UINTN Argc;\r |
3109 | CHAR16 **Argv;\r | |
a405b86d | 3110 | \r |
3111 | if (ShellIsFile(ScriptPath) != EFI_SUCCESS) {\r | |
3112 | return (EFI_INVALID_PARAMETER);\r | |
3113 | }\r | |
3114 | \r | |
e958b946 JC |
3115 | //\r |
3116 | // get the argc and argv updated for scripts\r | |
3117 | //\r | |
d1c275c6 | 3118 | Status = UpdateArgcArgv(ParamProtocol, CmdLine, Script_File_Name, &Argv, &Argc);\r |
e958b946 | 3119 | if (!EFI_ERROR(Status)) {\r |
a405b86d | 3120 | \r |
e958b946 JC |
3121 | if (Handle == NULL) {\r |
3122 | //\r | |
3123 | // open the file\r | |
3124 | //\r | |
3125 | Status = ShellOpenFileByName(ScriptPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
3126 | if (!EFI_ERROR(Status)) {\r | |
3127 | //\r | |
3128 | // run it\r | |
3129 | //\r | |
a308e058 | 3130 | Status = RunScriptFileHandle(FileHandle, ScriptPath);\r |
a405b86d | 3131 | \r |
e958b946 JC |
3132 | //\r |
3133 | // now close the file\r | |
3134 | //\r | |
3135 | ShellCloseFile(&FileHandle);\r | |
3136 | }\r | |
3137 | } else {\r | |
a308e058 | 3138 | Status = RunScriptFileHandle(Handle, ScriptPath);\r |
e958b946 JC |
3139 | }\r |
3140 | }\r | |
3141 | \r | |
3142 | //\r | |
d08a5464 | 3143 | // This is guaranteed to be called after UpdateArgcArgv no matter what else happened.\r |
e958b946 JC |
3144 | // This is safe even if the update API failed. In this case, it may be a no-op.\r |
3145 | //\r | |
3146 | RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r | |
a405b86d | 3147 | \r |
3148 | return (Status);\r | |
3149 | }\r | |
00534bc3 | 3150 | \r |
1219c85d RN |
3151 | /**\r |
3152 | Return the pointer to the first occurrence of any character from a list of characters.\r | |
3153 | \r | |
3154 | @param[in] String the string to parse\r | |
3155 | @param[in] CharacterList the list of character to look for\r | |
3156 | @param[in] EscapeCharacter An escape character to skip\r | |
3157 | \r | |
3158 | @return the location of the first character in the string\r | |
3159 | @retval CHAR_NULL no instance of any character in CharacterList was found in String\r | |
3160 | **/\r | |
3161 | CONST CHAR16*\r | |
1219c85d RN |
3162 | FindFirstCharacter(\r |
3163 | IN CONST CHAR16 *String,\r | |
3164 | IN CONST CHAR16 *CharacterList,\r | |
3165 | IN CONST CHAR16 EscapeCharacter\r | |
3166 | )\r | |
3167 | {\r | |
3168 | UINT32 WalkChar;\r | |
3169 | UINT32 WalkStr;\r | |
3170 | \r | |
3171 | for (WalkStr = 0; WalkStr < StrLen(String); WalkStr++) {\r | |
3172 | if (String[WalkStr] == EscapeCharacter) {\r | |
3173 | WalkStr++;\r | |
3174 | continue;\r | |
3175 | }\r | |
3176 | for (WalkChar = 0; WalkChar < StrLen(CharacterList); WalkChar++) {\r | |
3177 | if (String[WalkStr] == CharacterList[WalkChar]) {\r | |
3178 | return (&String[WalkStr]);\r | |
3179 | }\r | |
3180 | }\r | |
3181 | }\r | |
3182 | return (String + StrLen(String));\r | |
3183 | }\r |