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a405b86d | 1 | /** @file\r |
2 | This is THE shell (application)\r | |
3 | \r | |
ca79c798 | 4 | Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.<BR>\r |
ed34da40 | 5 | Copyright (c) 2013, Hewlett-Packard Development Company, L.P.\r |
a405b86d | 6 | This program and the accompanying materials\r |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "Shell.h"\r | |
17 | \r | |
18 | //\r | |
19 | // Initialize the global structure\r | |
20 | //\r | |
21 | SHELL_INFO ShellInfoObject = {\r | |
22 | NULL,\r | |
23 | NULL,\r | |
24 | FALSE,\r | |
25 | FALSE,\r | |
26 | {\r | |
ce68d3bc SZ |
27 | {{\r |
28 | 0,\r | |
29 | 0,\r | |
30 | 0,\r | |
31 | 0,\r | |
32 | 0,\r | |
33 | 0,\r | |
34 | 0,\r | |
35 | 0,\r | |
36 | 0\r | |
37 | }},\r | |
a405b86d | 38 | 0,\r |
39 | NULL,\r | |
40 | NULL\r | |
41 | },\r | |
ce68d3bc | 42 | {{NULL, NULL}, NULL},\r |
a405b86d | 43 | {\r |
ce68d3bc | 44 | {{NULL, NULL}, NULL},\r |
a405b86d | 45 | 0,\r |
46 | 0,\r | |
47 | TRUE\r | |
48 | },\r | |
49 | NULL,\r | |
50 | 0,\r | |
51 | NULL,\r | |
52 | NULL,\r | |
53 | NULL,\r | |
54 | NULL,\r | |
55 | NULL,\r | |
ce68d3bc SZ |
56 | {{NULL, NULL}, NULL, NULL},\r |
57 | {{NULL, NULL}, NULL, NULL},\r | |
58 | NULL,\r | |
59 | NULL,\r | |
60 | NULL,\r | |
61 | NULL,\r | |
8be0ba36 | 62 | NULL,\r |
63 | NULL,\r | |
64 | NULL,\r | |
a49f6a2f | 65 | NULL,\r |
66 | FALSE\r | |
a405b86d | 67 | };\r |
68 | \r | |
69 | STATIC CONST CHAR16 mScriptExtension[] = L".NSH";\r | |
70 | STATIC CONST CHAR16 mExecutableExtensions[] = L".NSH;.EFI";\r | |
3c865f20 | 71 | STATIC CONST CHAR16 mStartupScript[] = L"startup.nsh";\r |
a405b86d | 72 | \r |
19a44972 JC |
73 | /**\r |
74 | Determine if a command line contains a valid split operation\r | |
75 | \r | |
76 | @param[in] CmdLine The command line to parse.\r | |
77 | \r | |
78 | @retval TRUE CmdLine has a valid split.\r | |
79 | @retval FALSE CmdLine does not have a valid split.\r | |
80 | **/\r | |
81 | BOOLEAN\r | |
82 | EFIAPI\r | |
83 | ContainsSplit(\r | |
84 | IN CONST CHAR16 *CmdLine\r | |
85 | )\r | |
86 | {\r | |
87 | CONST CHAR16 *TempSpot;\r | |
88 | TempSpot = NULL;\r | |
89 | if (StrStr(CmdLine, L"|") != NULL) {\r | |
90 | for (TempSpot = CmdLine ; TempSpot != NULL && *TempSpot != CHAR_NULL ; TempSpot++) {\r | |
91 | if (*TempSpot == L'^' && *(TempSpot+1) == L'|') {\r | |
92 | TempSpot++;\r | |
93 | } else if (*TempSpot == L'|') {\r | |
94 | break;\r | |
95 | }\r | |
96 | }\r | |
97 | }\r | |
98 | return (TempSpot != NULL && *TempSpot != CHAR_NULL);\r | |
99 | }\r | |
100 | \r | |
733f138d | 101 | /**\r |
102 | Function to start monitoring for CTRL-S using SimpleTextInputEx. This \r | |
103 | feature's enabled state was not known when the shell initially launched.\r | |
104 | \r | |
105 | @retval EFI_SUCCESS The feature is enabled.\r | |
106 | @retval EFI_OUT_OF_RESOURCES There is not enough mnemory available.\r | |
107 | **/\r | |
108 | EFI_STATUS\r | |
109 | EFIAPI\r | |
110 | InternalEfiShellStartCtrlSMonitor(\r | |
111 | VOID\r | |
112 | )\r | |
113 | {\r | |
114 | EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *SimpleEx;\r | |
115 | EFI_KEY_DATA KeyData;\r | |
116 | EFI_STATUS Status;\r | |
117 | \r | |
118 | Status = gBS->OpenProtocol(\r | |
119 | gST->ConsoleInHandle,\r | |
120 | &gEfiSimpleTextInputExProtocolGuid,\r | |
121 | (VOID**)&SimpleEx,\r | |
122 | gImageHandle,\r | |
123 | NULL,\r | |
124 | EFI_OPEN_PROTOCOL_GET_PROTOCOL);\r | |
125 | if (EFI_ERROR(Status)) {\r | |
126 | ShellPrintHiiEx(\r | |
127 | -1, \r | |
128 | -1, \r | |
129 | NULL,\r | |
130 | STRING_TOKEN (STR_SHELL_NO_IN_EX),\r | |
131 | ShellInfoObject.HiiHandle);\r | |
132 | return (EFI_SUCCESS);\r | |
133 | }\r | |
134 | \r | |
135 | KeyData.KeyState.KeyToggleState = 0;\r | |
136 | KeyData.Key.ScanCode = 0;\r | |
137 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
138 | KeyData.Key.UnicodeChar = L's';\r | |
139 | \r | |
140 | Status = SimpleEx->RegisterKeyNotify(\r | |
141 | SimpleEx,\r | |
142 | &KeyData,\r | |
143 | NotificationFunction,\r | |
144 | &ShellInfoObject.CtrlSNotifyHandle1);\r | |
145 | \r | |
146 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r | |
147 | if (!EFI_ERROR(Status)) {\r | |
148 | Status = SimpleEx->RegisterKeyNotify(\r | |
149 | SimpleEx,\r | |
150 | &KeyData,\r | |
151 | NotificationFunction,\r | |
152 | &ShellInfoObject.CtrlSNotifyHandle2);\r | |
153 | }\r | |
154 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_LEFT_CONTROL_PRESSED;\r | |
155 | KeyData.Key.UnicodeChar = 19;\r | |
156 | \r | |
157 | if (!EFI_ERROR(Status)) {\r | |
158 | Status = SimpleEx->RegisterKeyNotify(\r | |
159 | SimpleEx,\r | |
160 | &KeyData,\r | |
161 | NotificationFunction,\r | |
ed8b5297 | 162 | &ShellInfoObject.CtrlSNotifyHandle3);\r |
733f138d | 163 | } \r |
164 | KeyData.KeyState.KeyShiftState = EFI_SHIFT_STATE_VALID|EFI_RIGHT_CONTROL_PRESSED;\r | |
165 | if (!EFI_ERROR(Status)) {\r | |
166 | Status = SimpleEx->RegisterKeyNotify(\r | |
167 | SimpleEx,\r | |
168 | &KeyData,\r | |
169 | NotificationFunction,\r | |
ed8b5297 | 170 | &ShellInfoObject.CtrlSNotifyHandle4);\r |
733f138d | 171 | }\r |
172 | return (Status);\r | |
173 | }\r | |
174 | \r | |
175 | \r | |
176 | \r | |
a405b86d | 177 | /**\r |
178 | The entry point for the application.\r | |
179 | \r | |
180 | @param[in] ImageHandle The firmware allocated handle for the EFI image.\r | |
181 | @param[in] SystemTable A pointer to the EFI System Table.\r | |
182 | \r | |
183 | @retval EFI_SUCCESS The entry point is executed successfully.\r | |
184 | @retval other Some error occurs when executing this entry point.\r | |
185 | \r | |
186 | **/\r | |
187 | EFI_STATUS\r | |
188 | EFIAPI\r | |
189 | UefiMain (\r | |
190 | IN EFI_HANDLE ImageHandle,\r | |
191 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
192 | )\r | |
193 | {\r | |
a49f6a2f | 194 | EFI_STATUS Status;\r |
195 | CHAR16 *TempString;\r | |
196 | UINTN Size;\r | |
197 | EFI_HANDLE ConInHandle;\r | |
198 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL *OldConIn;\r | |
a405b86d | 199 | \r |
200 | if (PcdGet8(PcdShellSupportLevel) > 3) {\r | |
201 | return (EFI_UNSUPPORTED);\r | |
202 | }\r | |
203 | \r | |
204 | //\r | |
205 | // Clear the screen\r | |
206 | //\r | |
207 | Status = gST->ConOut->ClearScreen(gST->ConOut);\r | |
3c865f20 | 208 | if (EFI_ERROR(Status)) {\r |
209 | return (Status);\r | |
210 | }\r | |
a405b86d | 211 | \r |
212 | //\r | |
213 | // Populate the global structure from PCDs\r | |
214 | //\r | |
215 | ShellInfoObject.ImageDevPath = NULL;\r | |
216 | ShellInfoObject.FileDevPath = NULL;\r | |
217 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
218 | ShellInfoObject.ViewingSettings.InsertMode = PcdGetBool(PcdShellInsertModeDefault);\r | |
219 | ShellInfoObject.LogScreenCount = PcdGet8 (PcdShellScreenLogCount );\r | |
220 | \r | |
221 | //\r | |
222 | // verify we dont allow for spec violation\r | |
223 | //\r | |
224 | ASSERT(ShellInfoObject.LogScreenCount >= 3);\r | |
225 | \r | |
226 | //\r | |
227 | // Initialize the LIST ENTRY objects...\r | |
228 | //\r | |
229 | InitializeListHead(&ShellInfoObject.BufferToFreeList.Link);\r | |
230 | InitializeListHead(&ShellInfoObject.ViewingSettings.CommandHistory.Link);\r | |
231 | InitializeListHead(&ShellInfoObject.SplitList.Link);\r | |
232 | \r | |
233 | //\r | |
234 | // Check PCDs for optional features that are not implemented yet.\r | |
235 | //\r | |
236 | if ( PcdGetBool(PcdShellSupportOldProtocols)\r | |
237 | || !FeaturePcdGet(PcdShellRequireHiiPlatform)\r | |
238 | || FeaturePcdGet(PcdShellSupportFrameworkHii)\r | |
239 | ) {\r | |
240 | return (EFI_UNSUPPORTED);\r | |
241 | }\r | |
242 | \r | |
243 | //\r | |
244 | // turn off the watchdog timer\r | |
245 | //\r | |
246 | gBS->SetWatchdogTimer (0, 0, 0, NULL);\r | |
247 | \r | |
248 | //\r | |
249 | // install our console logger. This will keep a log of the output for back-browsing\r | |
250 | //\r | |
251 | Status = ConsoleLoggerInstall(ShellInfoObject.LogScreenCount, &ShellInfoObject.ConsoleInfo);\r | |
3c865f20 | 252 | if (!EFI_ERROR(Status)) {\r |
253 | //\r | |
254 | // Enable the cursor to be visible\r | |
255 | //\r | |
256 | gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r | |
a405b86d | 257 | \r |
3c865f20 | 258 | //\r |
259 | // If supporting EFI 1.1 we need to install HII protocol\r | |
260 | // only do this if PcdShellRequireHiiPlatform == FALSE\r | |
261 | //\r | |
262 | // remove EFI_UNSUPPORTED check above when complete.\r | |
263 | ///@todo add support for Framework HII\r | |
a405b86d | 264 | \r |
3c865f20 | 265 | //\r |
266 | // install our (solitary) HII package\r | |
267 | //\r | |
268 | ShellInfoObject.HiiHandle = HiiAddPackages (&gEfiCallerIdGuid, gImageHandle, ShellStrings, NULL);\r | |
a405b86d | 269 | if (ShellInfoObject.HiiHandle == NULL) {\r |
3c865f20 | 270 | if (PcdGetBool(PcdShellSupportFrameworkHii)) {\r |
271 | ///@todo Add our package into Framework HII\r | |
272 | }\r | |
273 | if (ShellInfoObject.HiiHandle == NULL) {\r | |
274 | return (EFI_NOT_STARTED);\r | |
275 | }\r | |
a405b86d | 276 | }\r |
a405b86d | 277 | \r |
3c865f20 | 278 | //\r |
279 | // create and install the EfiShellParametersProtocol\r | |
280 | //\r | |
281 | Status = CreatePopulateInstallShellParametersProtocol(&ShellInfoObject.NewShellParametersProtocol, &ShellInfoObject.RootShellInstance);\r | |
282 | ASSERT_EFI_ERROR(Status);\r | |
283 | ASSERT(ShellInfoObject.NewShellParametersProtocol != NULL);\r | |
a405b86d | 284 | \r |
3c865f20 | 285 | //\r |
286 | // create and install the EfiShellProtocol\r | |
287 | //\r | |
288 | Status = CreatePopulateInstallShellProtocol(&ShellInfoObject.NewEfiShellProtocol);\r | |
289 | ASSERT_EFI_ERROR(Status);\r | |
290 | ASSERT(ShellInfoObject.NewEfiShellProtocol != NULL);\r | |
a405b86d | 291 | \r |
3c865f20 | 292 | //\r |
293 | // Now initialize the shell library (it requires Shell Parameters protocol)\r | |
294 | //\r | |
295 | Status = ShellInitialize();\r | |
296 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 297 | \r |
3c865f20 | 298 | Status = CommandInit();\r |
299 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 300 | \r |
3c865f20 | 301 | //\r |
302 | // Check the command line\r | |
303 | //\r | |
304 | Status = ProcessCommandLine();\r | |
a405b86d | 305 | \r |
3c865f20 | 306 | //\r |
307 | // If shell support level is >= 1 create the mappings and paths\r | |
308 | //\r | |
309 | if (PcdGet8(PcdShellSupportLevel) >= 1) {\r | |
310 | Status = ShellCommandCreateInitialMappingsAndPaths();\r | |
311 | }\r | |
a405b86d | 312 | \r |
3c865f20 | 313 | //\r |
314 | // save the device path for the loaded image and the device path for the filepath (under loaded image)\r | |
315 | // These are where to look for the startup.nsh file\r | |
316 | //\r | |
317 | Status = GetDevicePathsForImageAndFile(&ShellInfoObject.ImageDevPath, &ShellInfoObject.FileDevPath);\r | |
a405b86d | 318 | ASSERT_EFI_ERROR(Status);\r |
a405b86d | 319 | \r |
3c865f20 | 320 | //\r |
321 | // Display the version\r | |
322 | //\r | |
323 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion) {\r | |
324 | ShellPrintHiiEx (\r | |
325 | 0,\r | |
326 | gST->ConOut->Mode->CursorRow,\r | |
327 | NULL,\r | |
284e034f | 328 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SHELL),\r |
3c865f20 | 329 | ShellInfoObject.HiiHandle,\r |
330 | SupportLevel[PcdGet8(PcdShellSupportLevel)],\r | |
331 | gEfiShellProtocol->MajorVersion,\r | |
284e034f CP |
332 | gEfiShellProtocol->MinorVersion\r |
333 | );\r | |
334 | \r | |
335 | ShellPrintHiiEx (\r | |
336 | -1,\r | |
337 | -1,\r | |
338 | NULL,\r | |
339 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_SUPPLIER),\r | |
340 | ShellInfoObject.HiiHandle,\r | |
341 | (CHAR16 *) PcdGetPtr (PcdShellSupplier)\r | |
342 | );\r | |
343 | \r | |
344 | ShellPrintHiiEx (\r | |
345 | -1,\r | |
346 | -1,\r | |
347 | NULL,\r | |
348 | STRING_TOKEN (STR_VER_OUTPUT_MAIN_UEFI),\r | |
349 | ShellInfoObject.HiiHandle,\r | |
3c865f20 | 350 | (gST->Hdr.Revision&0xffff0000)>>16,\r |
351 | (gST->Hdr.Revision&0x0000ffff),\r | |
352 | gST->FirmwareVendor,\r | |
353 | gST->FirmwareRevision\r | |
354 | );\r | |
355 | }\r | |
a405b86d | 356 | \r |
3c865f20 | 357 | //\r |
358 | // Display the mapping\r | |
359 | //\r | |
360 | if (PcdGet8(PcdShellSupportLevel) >= 2 && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap) {\r | |
361 | Status = RunCommand(L"map");\r | |
362 | ASSERT_EFI_ERROR(Status);\r | |
363 | }\r | |
a405b86d | 364 | \r |
3c865f20 | 365 | //\r |
366 | // init all the built in alias'\r | |
367 | //\r | |
368 | Status = SetBuiltInAlias();\r | |
369 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 370 | \r |
3c865f20 | 371 | //\r |
372 | // Initialize environment variables\r | |
373 | //\r | |
374 | if (ShellCommandGetProfileList() != NULL) {\r | |
375 | Status = InternalEfiShellSetEnv(L"profiles", ShellCommandGetProfileList(), TRUE);\r | |
376 | ASSERT_EFI_ERROR(Status);\r | |
377 | }\r | |
a405b86d | 378 | \r |
3c865f20 | 379 | Size = 100;\r |
380 | TempString = AllocateZeroPool(Size);\r | |
a405b86d | 381 | \r |
3c865f20 | 382 | UnicodeSPrint(TempString, Size, L"%d", PcdGet8(PcdShellSupportLevel));\r |
383 | Status = InternalEfiShellSetEnv(L"uefishellsupport", TempString, TRUE);\r | |
384 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 385 | \r |
3c865f20 | 386 | UnicodeSPrint(TempString, Size, L"%d.%d", ShellInfoObject.NewEfiShellProtocol->MajorVersion, ShellInfoObject.NewEfiShellProtocol->MinorVersion);\r |
387 | Status = InternalEfiShellSetEnv(L"uefishellversion", TempString, TRUE);\r | |
388 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 389 | \r |
3c865f20 | 390 | UnicodeSPrint(TempString, Size, L"%d.%d", (gST->Hdr.Revision & 0xFFFF0000) >> 16, gST->Hdr.Revision & 0x0000FFFF);\r |
391 | Status = InternalEfiShellSetEnv(L"uefiversion", TempString, TRUE);\r | |
392 | ASSERT_EFI_ERROR(Status);\r | |
a405b86d | 393 | \r |
3c865f20 | 394 | FreePool(TempString);\r |
a405b86d | 395 | \r |
3c865f20 | 396 | if (!EFI_ERROR(Status)) {\r |
397 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r | |
a405b86d | 398 | //\r |
3c865f20 | 399 | // Set up the event for CTRL-C monitoring...\r |
a405b86d | 400 | //\r |
8be0ba36 | 401 | Status = InernalEfiShellStartMonitor();\r |
3c865f20 | 402 | }\r |
403 | \r | |
733f138d | 404 | if (!EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
405 | //\r | |
406 | // Set up the event for CTRL-S monitoring...\r | |
407 | //\r | |
408 | Status = InternalEfiShellStartCtrlSMonitor();\r | |
409 | }\r | |
410 | \r | |
a49f6a2f | 411 | if (!EFI_ERROR(Status) && ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
412 | //\r | |
413 | // close off the gST->ConIn\r | |
414 | //\r | |
415 | OldConIn = gST->ConIn;\r | |
416 | ConInHandle = gST->ConsoleInHandle;\r | |
417 | gST->ConIn = CreateSimpleTextInOnFile((SHELL_FILE_HANDLE)&FileInterfaceNulFile, &gST->ConsoleInHandle);\r | |
418 | } else {\r | |
419 | OldConIn = NULL;\r | |
420 | ConInHandle = NULL;\r | |
421 | }\r | |
422 | \r | |
3c865f20 | 423 | if (!EFI_ERROR(Status) && PcdGet8(PcdShellSupportLevel) >= 1) {\r |
a405b86d | 424 | //\r |
3c865f20 | 425 | // process the startup script or launch the called app.\r |
a405b86d | 426 | //\r |
3c865f20 | 427 | Status = DoStartupScript(ShellInfoObject.ImageDevPath, ShellInfoObject.FileDevPath);\r |
428 | }\r | |
a405b86d | 429 | \r |
ca79c798 | 430 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit && !ShellCommandGetExit() && (PcdGet8(PcdShellSupportLevel) >= 3 || PcdGetBool(PcdShellForceConsole)) && !EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
a405b86d | 431 | //\r |
3c865f20 | 432 | // begin the UI waiting loop\r |
a405b86d | 433 | //\r |
3c865f20 | 434 | do {\r |
435 | //\r | |
436 | // clean out all the memory allocated for CONST <something> * return values\r | |
437 | // between each shell prompt presentation\r | |
438 | //\r | |
439 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
440 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
441 | }\r | |
442 | \r | |
443 | //\r | |
444 | // Reset page break back to default.\r | |
445 | //\r | |
446 | ShellInfoObject.PageBreakEnabled = PcdGetBool(PcdShellPageBreakDefault);\r | |
447 | ShellInfoObject.ConsoleInfo->Enabled = TRUE;\r | |
448 | ShellInfoObject.ConsoleInfo->RowCounter = 0;\r | |
449 | \r | |
8be0ba36 | 450 | //\r |
451 | // Reset the CTRL-C event (yes we ignore the return values)\r | |
452 | //\r | |
453 | Status = gBS->CheckEvent (ShellInfoObject.NewEfiShellProtocol->ExecutionBreak);\r | |
454 | \r | |
3c865f20 | 455 | //\r |
456 | // Display Prompt\r | |
457 | //\r | |
458 | Status = DoShellPrompt();\r | |
459 | } while (!ShellCommandGetExit());\r | |
460 | }\r | |
a49f6a2f | 461 | if (OldConIn != NULL && ConInHandle != NULL) {\r |
462 | CloseSimpleTextInOnFile (gST->ConIn);\r | |
463 | gST->ConIn = OldConIn;\r | |
464 | gST->ConsoleInHandle = ConInHandle;\r | |
465 | }\r | |
a405b86d | 466 | }\r |
467 | }\r | |
3c865f20 | 468 | \r |
a405b86d | 469 | //\r |
470 | // uninstall protocols / free memory / etc...\r | |
471 | //\r | |
472 | if (ShellInfoObject.UserBreakTimer != NULL) {\r | |
473 | gBS->CloseEvent(ShellInfoObject.UserBreakTimer);\r | |
474 | DEBUG_CODE(ShellInfoObject.UserBreakTimer = NULL;);\r | |
475 | }\r | |
a405b86d | 476 | if (ShellInfoObject.ImageDevPath != NULL) {\r |
477 | FreePool(ShellInfoObject.ImageDevPath);\r | |
478 | DEBUG_CODE(ShellInfoObject.ImageDevPath = NULL;);\r | |
479 | }\r | |
480 | if (ShellInfoObject.FileDevPath != NULL) {\r | |
481 | FreePool(ShellInfoObject.FileDevPath);\r | |
482 | DEBUG_CODE(ShellInfoObject.FileDevPath = NULL;);\r | |
483 | }\r | |
484 | if (ShellInfoObject.NewShellParametersProtocol != NULL) {\r | |
485 | CleanUpShellParametersProtocol(ShellInfoObject.NewShellParametersProtocol);\r | |
486 | DEBUG_CODE(ShellInfoObject.NewShellParametersProtocol = NULL;);\r | |
487 | }\r | |
488 | if (ShellInfoObject.NewEfiShellProtocol != NULL){\r | |
8be0ba36 | 489 | if (ShellInfoObject.NewEfiShellProtocol->IsRootShell()){\r |
92670471 | 490 | InternalEfiShellSetEnv(L"cwd", NULL, TRUE);\r |
8be0ba36 | 491 | }\r |
a405b86d | 492 | CleanUpShellProtocol(ShellInfoObject.NewEfiShellProtocol);\r |
493 | DEBUG_CODE(ShellInfoObject.NewEfiShellProtocol = NULL;);\r | |
494 | }\r | |
495 | \r | |
496 | if (!IsListEmpty(&ShellInfoObject.BufferToFreeList.Link)){\r | |
497 | FreeBufferList(&ShellInfoObject.BufferToFreeList);\r | |
498 | }\r | |
499 | \r | |
500 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)){\r | |
3c865f20 | 501 | ASSERT(FALSE); ///@todo finish this de-allocation.\r |
a405b86d | 502 | }\r |
503 | \r | |
504 | if (ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
505 | FreePool(ShellInfoObject.ShellInitSettings.FileName);\r | |
506 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileName = NULL;);\r | |
507 | }\r | |
508 | \r | |
509 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
510 | FreePool(ShellInfoObject.ShellInitSettings.FileOptions);\r | |
511 | DEBUG_CODE(ShellInfoObject.ShellInitSettings.FileOptions = NULL;);\r | |
512 | }\r | |
513 | \r | |
514 | if (ShellInfoObject.HiiHandle != NULL) {\r | |
515 | HiiRemovePackages(ShellInfoObject.HiiHandle);\r | |
516 | DEBUG_CODE(ShellInfoObject.HiiHandle = NULL;);\r | |
517 | }\r | |
518 | \r | |
519 | if (!IsListEmpty(&ShellInfoObject.ViewingSettings.CommandHistory.Link)){\r | |
520 | FreeBufferList(&ShellInfoObject.ViewingSettings.CommandHistory);\r | |
521 | }\r | |
522 | \r | |
523 | ASSERT(ShellInfoObject.ConsoleInfo != NULL);\r | |
524 | if (ShellInfoObject.ConsoleInfo != NULL) {\r | |
525 | ConsoleLoggerUninstall(ShellInfoObject.ConsoleInfo);\r | |
526 | FreePool(ShellInfoObject.ConsoleInfo);\r | |
527 | DEBUG_CODE(ShellInfoObject.ConsoleInfo = NULL;);\r | |
528 | }\r | |
529 | \r | |
b6b22b13 | 530 | if (ShellCommandGetExit()) {\r |
531 | return ((EFI_STATUS)ShellCommandGetExitCode());\r | |
532 | }\r | |
a405b86d | 533 | return (Status);\r |
534 | }\r | |
535 | \r | |
536 | /**\r | |
537 | Sets all the alias' that were registered with the ShellCommandLib library.\r | |
538 | \r | |
539 | @retval EFI_SUCCESS all init commands were run sucessfully.\r | |
540 | **/\r | |
541 | EFI_STATUS\r | |
542 | EFIAPI\r | |
543 | SetBuiltInAlias(\r | |
544 | )\r | |
545 | {\r | |
546 | EFI_STATUS Status;\r | |
547 | CONST ALIAS_LIST *List;\r | |
548 | ALIAS_LIST *Node;\r | |
549 | \r | |
550 | //\r | |
551 | // Get all the commands we want to run\r | |
552 | //\r | |
553 | List = ShellCommandGetInitAliasList();\r | |
554 | \r | |
555 | //\r | |
556 | // for each command in the List\r | |
557 | //\r | |
558 | for ( Node = (ALIAS_LIST*)GetFirstNode(&List->Link)\r | |
559 | ; !IsNull (&List->Link, &Node->Link)\r | |
560 | ; Node = (ALIAS_LIST *)GetNextNode(&List->Link, &Node->Link)\r | |
561 | ){\r | |
562 | //\r | |
563 | // install the alias'\r | |
564 | //\r | |
565 | Status = InternalSetAlias(Node->CommandString, Node->Alias, TRUE);\r | |
566 | ASSERT_EFI_ERROR(Status);\r | |
567 | }\r | |
568 | return (EFI_SUCCESS);\r | |
569 | }\r | |
570 | \r | |
571 | /**\r | |
572 | Internal function to determine if 2 command names are really the same.\r | |
573 | \r | |
574 | @param[in] Command1 The pointer to the first command name.\r | |
575 | @param[in] Command2 The pointer to the second command name.\r | |
576 | \r | |
577 | @retval TRUE The 2 command names are the same.\r | |
578 | @retval FALSE The 2 command names are not the same.\r | |
579 | **/\r | |
580 | BOOLEAN\r | |
581 | EFIAPI\r | |
582 | IsCommand(\r | |
583 | IN CONST CHAR16 *Command1,\r | |
584 | IN CONST CHAR16 *Command2\r | |
585 | )\r | |
586 | {\r | |
587 | if (StringNoCaseCompare(&Command1, &Command2) == 0) {\r | |
588 | return (TRUE);\r | |
589 | }\r | |
590 | return (FALSE);\r | |
591 | }\r | |
592 | \r | |
593 | /**\r | |
594 | Internal function to determine if a command is a script only command.\r | |
595 | \r | |
596 | @param[in] CommandName The pointer to the command name.\r | |
597 | \r | |
598 | @retval TRUE The command is a script only command.\r | |
599 | @retval FALSE The command is not a script only command.\r | |
600 | **/\r | |
601 | BOOLEAN\r | |
602 | EFIAPI\r | |
603 | IsScriptOnlyCommand(\r | |
604 | IN CONST CHAR16 *CommandName\r | |
605 | )\r | |
606 | {\r | |
607 | if (IsCommand(CommandName, L"for")\r | |
608 | ||IsCommand(CommandName, L"endfor")\r | |
609 | ||IsCommand(CommandName, L"if")\r | |
610 | ||IsCommand(CommandName, L"else")\r | |
611 | ||IsCommand(CommandName, L"endif")\r | |
612 | ||IsCommand(CommandName, L"goto")) {\r | |
613 | return (TRUE);\r | |
614 | }\r | |
615 | return (FALSE);\r | |
616 | }\r | |
617 | \r | |
a405b86d | 618 | /**\r |
619 | This function will populate the 2 device path protocol parameters based on the\r | |
620 | global gImageHandle. The DevPath will point to the device path for the handle that has\r | |
621 | loaded image protocol installed on it. The FilePath will point to the device path\r | |
622 | for the file that was loaded.\r | |
623 | \r | |
4ff7e37b ED |
624 | @param[in, out] DevPath On a sucessful return the device path to the loaded image.\r |
625 | @param[in, out] FilePath On a sucessful return the device path to the file.\r | |
a405b86d | 626 | \r |
627 | @retval EFI_SUCCESS The 2 device paths were sucessfully returned.\r | |
628 | @retval other A error from gBS->HandleProtocol.\r | |
629 | \r | |
630 | @sa HandleProtocol\r | |
631 | **/\r | |
632 | EFI_STATUS\r | |
633 | EFIAPI\r | |
634 | GetDevicePathsForImageAndFile (\r | |
635 | IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPath,\r | |
636 | IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath\r | |
637 | )\r | |
638 | {\r | |
639 | EFI_STATUS Status;\r | |
640 | EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r | |
641 | EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath;\r | |
642 | \r | |
643 | ASSERT(DevPath != NULL);\r | |
644 | ASSERT(FilePath != NULL);\r | |
645 | \r | |
646 | Status = gBS->OpenProtocol (\r | |
647 | gImageHandle,\r | |
648 | &gEfiLoadedImageProtocolGuid,\r | |
649 | (VOID**)&LoadedImage,\r | |
650 | gImageHandle,\r | |
651 | NULL,\r | |
652 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
653 | );\r | |
654 | if (!EFI_ERROR (Status)) {\r | |
655 | Status = gBS->OpenProtocol (\r | |
656 | LoadedImage->DeviceHandle,\r | |
657 | &gEfiDevicePathProtocolGuid,\r | |
658 | (VOID**)&ImageDevicePath,\r | |
659 | gImageHandle,\r | |
660 | NULL,\r | |
661 | EFI_OPEN_PROTOCOL_GET_PROTOCOL\r | |
662 | );\r | |
663 | if (!EFI_ERROR (Status)) {\r | |
664 | *DevPath = DuplicateDevicePath (ImageDevicePath);\r | |
665 | *FilePath = DuplicateDevicePath (LoadedImage->FilePath);\r | |
a49f6a2f | 666 | gBS->CloseProtocol(\r |
667 | LoadedImage->DeviceHandle,\r | |
668 | &gEfiDevicePathProtocolGuid,\r | |
669 | gImageHandle,\r | |
670 | NULL);\r | |
a405b86d | 671 | }\r |
672 | gBS->CloseProtocol(\r | |
673 | gImageHandle,\r | |
674 | &gEfiLoadedImageProtocolGuid,\r | |
675 | gImageHandle,\r | |
676 | NULL);\r | |
677 | }\r | |
678 | return (Status);\r | |
679 | }\r | |
680 | \r | |
681 | STATIC CONST SHELL_PARAM_ITEM mShellParamList[] = {\r | |
682 | {L"-nostartup", TypeFlag},\r | |
683 | {L"-startup", TypeFlag},\r | |
684 | {L"-noconsoleout", TypeFlag},\r | |
685 | {L"-noconsolein", TypeFlag},\r | |
686 | {L"-nointerrupt", TypeFlag},\r | |
687 | {L"-nomap", TypeFlag},\r | |
688 | {L"-noversion", TypeFlag},\r | |
689 | {L"-startup", TypeFlag},\r | |
690 | {L"-delay", TypeValue},\r | |
ca79c798 | 691 | {L"-_exit", TypeFlag},\r |
a405b86d | 692 | {NULL, TypeMax}\r |
693 | };\r | |
a49f6a2f | 694 | \r |
a405b86d | 695 | /**\r |
696 | Process all Uefi Shell 2.0 command line options.\r | |
697 | \r | |
698 | see Uefi Shell 2.0 section 3.2 for full details.\r | |
699 | \r | |
700 | the command line must resemble the following:\r | |
701 | \r | |
702 | shell.efi [ShellOpt-options] [options] [file-name [file-name-options]]\r | |
703 | \r | |
704 | ShellOpt-options Options which control the initialization behavior of the shell.\r | |
705 | These options are read from the EFI global variable "ShellOpt"\r | |
706 | and are processed before options or file-name.\r | |
707 | \r | |
708 | options Options which control the initialization behavior of the shell.\r | |
709 | \r | |
710 | file-name The name of a UEFI shell application or script to be executed\r | |
711 | after initialization is complete. By default, if file-name is\r | |
712 | specified, then -nostartup is implied. Scripts are not supported\r | |
713 | by level 0.\r | |
714 | \r | |
715 | file-name-options The command-line options that are passed to file-name when it\r | |
716 | is invoked.\r | |
717 | \r | |
718 | This will initialize the ShellInfoObject.ShellInitSettings global variable.\r | |
719 | \r | |
720 | @retval EFI_SUCCESS The variable is initialized.\r | |
721 | **/\r | |
722 | EFI_STATUS\r | |
723 | EFIAPI\r | |
724 | ProcessCommandLine(\r | |
725 | VOID\r | |
726 | )\r | |
727 | {\r | |
728 | EFI_STATUS Status;\r | |
729 | LIST_ENTRY *Package;\r | |
730 | UINTN Size;\r | |
731 | CONST CHAR16 *TempConst;\r | |
732 | UINTN Count;\r | |
733 | UINTN LoopVar;\r | |
734 | CHAR16 *ProblemParam;\r | |
733f138d | 735 | UINT64 Intermediate;\r |
a405b86d | 736 | \r |
737 | Package = NULL;\r | |
738 | ProblemParam = NULL;\r | |
739 | \r | |
740 | Status = ShellCommandLineParse (mShellParamList, &Package, NULL, FALSE);\r | |
741 | \r | |
742 | Count = 1;\r | |
743 | Size = 0;\r | |
744 | TempConst = ShellCommandLineGetRawValue(Package, Count++);\r | |
745 | if (TempConst != NULL && StrLen(TempConst)) {\r | |
733f138d | 746 | ShellInfoObject.ShellInitSettings.FileName = AllocateZeroPool(StrSize(TempConst));\r |
3c865f20 | 747 | if (ShellInfoObject.ShellInitSettings.FileName == NULL) {\r |
748 | return (EFI_OUT_OF_RESOURCES);\r | |
749 | }\r | |
a405b86d | 750 | StrCpy(ShellInfoObject.ShellInitSettings.FileName, TempConst);\r |
751 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = 1;\r | |
752 | for (LoopVar = 0 ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r | |
753 | if (StrCmp(gEfiShellParametersProtocol->Argv[LoopVar], ShellInfoObject.ShellInitSettings.FileName)==0) {\r | |
754 | LoopVar++;\r | |
755 | //\r | |
756 | // We found the file... add the rest of the params...\r | |
757 | //\r | |
758 | for ( ; LoopVar < gEfiShellParametersProtocol->Argc ; LoopVar++) {\r | |
759 | ASSERT((ShellInfoObject.ShellInitSettings.FileOptions == NULL && Size == 0) || (ShellInfoObject.ShellInitSettings.FileOptions != NULL));\r | |
760 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r | |
761 | &Size,\r | |
762 | L" ",\r | |
763 | 0);\r | |
3c865f20 | 764 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r |
765 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
766 | return (EFI_OUT_OF_RESOURCES);\r | |
767 | }\r | |
a405b86d | 768 | StrnCatGrow(&ShellInfoObject.ShellInitSettings.FileOptions,\r |
769 | &Size,\r | |
770 | gEfiShellParametersProtocol->Argv[LoopVar],\r | |
771 | 0);\r | |
3c865f20 | 772 | if (ShellInfoObject.ShellInitSettings.FileOptions == NULL) {\r |
773 | SHELL_FREE_NON_NULL(ShellInfoObject.ShellInitSettings.FileName);\r | |
774 | return (EFI_OUT_OF_RESOURCES);\r | |
775 | }\r | |
a405b86d | 776 | }\r |
777 | }\r | |
778 | }\r | |
779 | } else {\r | |
780 | ShellCommandLineFreeVarList(Package);\r | |
781 | Package = NULL;\r | |
782 | Status = ShellCommandLineParse (mShellParamList, &Package, &ProblemParam, FALSE);\r | |
783 | if (EFI_ERROR(Status)) {\r | |
784 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), ShellInfoObject.HiiHandle, ProblemParam);\r | |
785 | FreePool(ProblemParam);\r | |
786 | ShellCommandLineFreeVarList(Package);\r | |
787 | return (EFI_INVALID_PARAMETER);\r | |
788 | }\r | |
789 | }\r | |
790 | \r | |
791 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup = ShellCommandLineGetFlag(Package, L"-startup");\r | |
792 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup = ShellCommandLineGetFlag(Package, L"-nostartup");\r | |
793 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleOut = ShellCommandLineGetFlag(Package, L"-noconsoleout");\r | |
794 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn = ShellCommandLineGetFlag(Package, L"-noconsolein");\r | |
795 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt = ShellCommandLineGetFlag(Package, L"-nointerrupt");\r | |
796 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap = ShellCommandLineGetFlag(Package, L"-nomap");\r | |
797 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = ShellCommandLineGetFlag(Package, L"-noversion");\r | |
798 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = ShellCommandLineGetFlag(Package, L"-delay");\r | |
ca79c798 | 799 | ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = ShellCommandLineGetFlag(Package, L"-_exit");\r |
a405b86d | 800 | \r |
733f138d | 801 | ShellInfoObject.ShellInitSettings.Delay = 5;\r |
802 | \r | |
803 | if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoInterrupt) {\r | |
804 | ShellInfoObject.ShellInitSettings.Delay = 0;\r | |
805 | } else if (ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay) {\r | |
a405b86d | 806 | TempConst = ShellCommandLineGetValue(Package, L"-delay");\r |
33c031ee | 807 | if (TempConst != NULL && *TempConst == L':') {\r |
733f138d | 808 | TempConst++;\r |
809 | }\r | |
810 | if (TempConst != NULL && !EFI_ERROR(ShellConvertStringToUint64(TempConst, &Intermediate, FALSE, FALSE))) {\r | |
811 | ShellInfoObject.ShellInitSettings.Delay = (UINTN)Intermediate;\r | |
a405b86d | 812 | }\r |
a405b86d | 813 | }\r |
a405b86d | 814 | ShellCommandLineFreeVarList(Package);\r |
815 | \r | |
816 | return (Status);\r | |
817 | }\r | |
818 | \r | |
819 | /**\r | |
820 | Handles all interaction with the default startup script.\r | |
821 | \r | |
822 | this will check that the correct command line parameters were passed, handle the delay, and then start running the script.\r | |
823 | \r | |
824 | @param ImagePath the path to the image for shell. first place to look for the startup script\r | |
825 | @param FilePath the path to the file for shell. second place to look for the startup script.\r | |
826 | \r | |
827 | @retval EFI_SUCCESS the variable is initialized.\r | |
828 | **/\r | |
829 | EFI_STATUS\r | |
830 | EFIAPI\r | |
831 | DoStartupScript(\r | |
832 | EFI_DEVICE_PATH_PROTOCOL *ImagePath,\r | |
833 | EFI_DEVICE_PATH_PROTOCOL *FilePath\r | |
834 | )\r | |
835 | {\r | |
836 | EFI_STATUS Status;\r | |
837 | UINTN Delay;\r | |
838 | EFI_INPUT_KEY Key;\r | |
839 | SHELL_FILE_HANDLE FileHandle;\r | |
840 | EFI_DEVICE_PATH_PROTOCOL *NewPath;\r | |
841 | EFI_DEVICE_PATH_PROTOCOL *NamePath;\r | |
842 | CHAR16 *FileStringPath;\r | |
733f138d | 843 | CHAR16 *TempSpot;\r |
a405b86d | 844 | UINTN NewSize;\r |
733f138d | 845 | CONST CHAR16 *MapName;\r |
a405b86d | 846 | \r |
847 | Key.UnicodeChar = CHAR_NULL;\r | |
848 | Key.ScanCode = 0;\r | |
849 | FileHandle = NULL;\r | |
850 | \r | |
851 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup && ShellInfoObject.ShellInitSettings.FileName != NULL) {\r | |
852 | //\r | |
853 | // launch something else instead\r | |
854 | //\r | |
855 | NewSize = StrSize(ShellInfoObject.ShellInitSettings.FileName);\r | |
856 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
857 | NewSize += StrSize(ShellInfoObject.ShellInitSettings.FileOptions) + sizeof(CHAR16);\r | |
858 | }\r | |
859 | FileStringPath = AllocateZeroPool(NewSize);\r | |
3c865f20 | 860 | if (FileStringPath == NULL) {\r |
861 | return (EFI_OUT_OF_RESOURCES);\r | |
862 | }\r | |
a405b86d | 863 | StrCpy(FileStringPath, ShellInfoObject.ShellInitSettings.FileName);\r |
864 | if (ShellInfoObject.ShellInitSettings.FileOptions != NULL) {\r | |
3c865f20 | 865 | StrCat(FileStringPath, L" ");\r |
a405b86d | 866 | StrCat(FileStringPath, ShellInfoObject.ShellInitSettings.FileOptions);\r |
867 | }\r | |
868 | Status = RunCommand(FileStringPath);\r | |
869 | FreePool(FileStringPath);\r | |
870 | return (Status);\r | |
871 | \r | |
872 | }\r | |
873 | \r | |
874 | //\r | |
875 | // for shell level 0 we do no scripts\r | |
876 | // Without the Startup bit overriding we allow for nostartup to prevent scripts\r | |
877 | //\r | |
878 | if ( (PcdGet8(PcdShellSupportLevel) < 1)\r | |
879 | || (ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoStartup && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.Startup)\r | |
880 | ){\r | |
881 | return (EFI_SUCCESS);\r | |
882 | }\r | |
883 | \r | |
5559a41a | 884 | gST->ConOut->EnableCursor(gST->ConOut, FALSE);\r |
a405b86d | 885 | //\r |
886 | // print out our warning and see if they press a key\r | |
887 | //\r | |
284e034f | 888 | for ( Status = EFI_UNSUPPORTED, Delay = ShellInfoObject.ShellInitSettings.Delay\r |
733f138d | 889 | ; Delay != 0 && EFI_ERROR(Status)\r |
a405b86d | 890 | ; Delay--\r |
891 | ){\r | |
284e034f CP |
892 | ShellPrintHiiEx(0, gST->ConOut->Mode->CursorRow, NULL, STRING_TOKEN (STR_SHELL_STARTUP_QUESTION), ShellInfoObject.HiiHandle, Delay);\r |
893 | gBS->Stall (1000000);\r | |
733f138d | 894 | if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r |
895 | Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r | |
896 | }\r | |
a405b86d | 897 | }\r |
898 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CRLF), ShellInfoObject.HiiHandle);\r | |
5559a41a | 899 | gST->ConOut->EnableCursor(gST->ConOut, TRUE);\r |
a405b86d | 900 | \r |
901 | //\r | |
902 | // ESC was pressed\r | |
903 | //\r | |
904 | if (Status == EFI_SUCCESS && Key.UnicodeChar == 0 && Key.ScanCode == SCAN_ESC) {\r | |
905 | return (EFI_SUCCESS);\r | |
906 | }\r | |
907 | \r | |
a405b86d | 908 | //\r |
733f138d | 909 | // Try the first location (must be file system)\r |
a405b86d | 910 | //\r |
733f138d | 911 | MapName = ShellInfoObject.NewEfiShellProtocol->GetMapFromDevicePath(&ImagePath);\r |
912 | if (MapName != NULL) {\r | |
913 | FileStringPath = NULL;\r | |
914 | NewSize = 0;\r | |
915 | FileStringPath = StrnCatGrow(&FileStringPath, &NewSize, MapName, 0);\r | |
532691c8 | 916 | if (FileStringPath == NULL) {\r |
917 | Status = EFI_OUT_OF_RESOURCES;\r | |
918 | } else {\r | |
919 | TempSpot = StrStr(FileStringPath, L";");\r | |
920 | if (TempSpot != NULL) {\r | |
921 | *TempSpot = CHAR_NULL;\r | |
922 | }\r | |
923 | FileStringPath = StrnCatGrow(&FileStringPath, &NewSize, ((FILEPATH_DEVICE_PATH*)FilePath)->PathName, 0);\r | |
924 | PathRemoveLastItem(FileStringPath);\r | |
925 | FileStringPath = StrnCatGrow(&FileStringPath, &NewSize, mStartupScript, 0);\r | |
926 | Status = ShellInfoObject.NewEfiShellProtocol->OpenFileByName(FileStringPath, &FileHandle, EFI_FILE_MODE_READ);\r | |
927 | FreePool(FileStringPath);\r | |
733f138d | 928 | }\r |
733f138d | 929 | }\r |
a405b86d | 930 | if (EFI_ERROR(Status)) {\r |
733f138d | 931 | NamePath = FileDevicePath (NULL, mStartupScript);\r |
932 | NewPath = AppendDevicePathNode (ImagePath, NamePath);\r | |
933 | FreePool(NamePath);\r | |
934 | \r | |
a405b86d | 935 | //\r |
733f138d | 936 | // Try the location\r |
a405b86d | 937 | //\r |
a405b86d | 938 | Status = InternalOpenFileDevicePath(NewPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r |
733f138d | 939 | FreePool(NewPath);\r |
a405b86d | 940 | }\r |
a405b86d | 941 | //\r |
942 | // If we got a file, run it\r | |
943 | //\r | |
733f138d | 944 | if (!EFI_ERROR(Status) && FileHandle != NULL) {\r |
3c865f20 | 945 | Status = RunScriptFileHandle (FileHandle, mStartupScript);\r |
a405b86d | 946 | ShellInfoObject.NewEfiShellProtocol->CloseFile(FileHandle);\r |
947 | } else {\r | |
3c865f20 | 948 | FileStringPath = ShellFindFilePath(mStartupScript);\r |
949 | if (FileStringPath == NULL) {\r | |
950 | //\r | |
951 | // we return success since we dont need to have a startup script\r | |
952 | //\r | |
953 | Status = EFI_SUCCESS;\r | |
954 | ASSERT(FileHandle == NULL);\r | |
955 | } else {\r | |
956 | Status = RunScriptFile(FileStringPath);\r | |
957 | FreePool(FileStringPath);\r | |
958 | }\r | |
a405b86d | 959 | }\r |
960 | \r | |
a405b86d | 961 | \r |
962 | return (Status);\r | |
963 | }\r | |
964 | \r | |
965 | /**\r | |
966 | Function to perform the shell prompt looping. It will do a single prompt,\r | |
967 | dispatch the result, and then return. It is expected that the caller will\r | |
968 | call this function in a loop many times.\r | |
969 | \r | |
970 | @retval EFI_SUCCESS\r | |
971 | @retval RETURN_ABORTED\r | |
972 | **/\r | |
973 | EFI_STATUS\r | |
974 | EFIAPI\r | |
975 | DoShellPrompt (\r | |
976 | VOID\r | |
977 | )\r | |
978 | {\r | |
979 | UINTN Column;\r | |
980 | UINTN Row;\r | |
981 | CHAR16 *CmdLine;\r | |
982 | CONST CHAR16 *CurDir;\r | |
983 | UINTN BufferSize;\r | |
984 | EFI_STATUS Status;\r | |
985 | \r | |
986 | CurDir = NULL;\r | |
987 | \r | |
988 | //\r | |
989 | // Get screen setting to decide size of the command line buffer\r | |
990 | //\r | |
991 | gST->ConOut->QueryMode (gST->ConOut, gST->ConOut->Mode->Mode, &Column, &Row);\r | |
992 | BufferSize = Column * Row * sizeof (CHAR16);\r | |
993 | CmdLine = AllocateZeroPool (BufferSize);\r | |
994 | if (CmdLine == NULL) {\r | |
995 | return EFI_OUT_OF_RESOURCES;\r | |
996 | }\r | |
997 | \r | |
998 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
999 | \r | |
1000 | //\r | |
1001 | // Prompt for input\r | |
1002 | //\r | |
1003 | gST->ConOut->SetCursorPosition (gST->ConOut, 0, gST->ConOut->Mode->CursorRow);\r | |
1004 | \r | |
1005 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
1006 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
1007 | } else {\r | |
1008 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
1009 | }\r | |
1010 | \r | |
1011 | //\r | |
1012 | // Read a line from the console\r | |
1013 | //\r | |
1014 | Status = ShellInfoObject.NewEfiShellProtocol->ReadFile(ShellInfoObject.NewShellParametersProtocol->StdIn, &BufferSize, CmdLine);\r | |
1015 | \r | |
1016 | //\r | |
1017 | // Null terminate the string and parse it\r | |
1018 | //\r | |
1019 | if (!EFI_ERROR (Status)) {\r | |
1020 | CmdLine[BufferSize / sizeof (CHAR16)] = CHAR_NULL;\r | |
1021 | Status = RunCommand(CmdLine);\r | |
1022 | }\r | |
1023 | \r | |
1024 | //\r | |
1025 | // Done with this command\r | |
1026 | //\r | |
1027 | FreePool (CmdLine);\r | |
1028 | return Status;\r | |
1029 | }\r | |
1030 | \r | |
1031 | /**\r | |
1032 | Add a buffer to the Buffer To Free List for safely returning buffers to other\r | |
1033 | places without risking letting them modify internal shell information.\r | |
1034 | \r | |
1035 | @param Buffer Something to pass to FreePool when the shell is exiting.\r | |
1036 | **/\r | |
1037 | VOID*\r | |
1038 | EFIAPI\r | |
1039 | AddBufferToFreeList(\r | |
1040 | VOID *Buffer\r | |
1041 | )\r | |
1042 | {\r | |
1043 | BUFFER_LIST *BufferListEntry;\r | |
1044 | \r | |
1045 | if (Buffer == NULL) {\r | |
1046 | return (NULL);\r | |
1047 | }\r | |
1048 | \r | |
1049 | BufferListEntry = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
1050 | ASSERT(BufferListEntry != NULL);\r | |
1051 | BufferListEntry->Buffer = Buffer;\r | |
1052 | InsertTailList(&ShellInfoObject.BufferToFreeList.Link, &BufferListEntry->Link);\r | |
1053 | return (Buffer);\r | |
1054 | }\r | |
1055 | \r | |
1056 | /**\r | |
1057 | Add a buffer to the Line History List\r | |
1058 | \r | |
1059 | @param Buffer The line buffer to add.\r | |
1060 | **/\r | |
1061 | VOID\r | |
1062 | EFIAPI\r | |
1063 | AddLineToCommandHistory(\r | |
1064 | IN CONST CHAR16 *Buffer\r | |
1065 | )\r | |
1066 | {\r | |
1067 | BUFFER_LIST *Node;\r | |
1068 | \r | |
1069 | Node = AllocateZeroPool(sizeof(BUFFER_LIST));\r | |
1070 | ASSERT(Node != NULL);\r | |
1071 | Node->Buffer = AllocateZeroPool(StrSize(Buffer));\r | |
1072 | ASSERT(Node->Buffer != NULL);\r | |
1073 | StrCpy(Node->Buffer, Buffer);\r | |
1074 | \r | |
1075 | InsertTailList(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Node->Link);\r | |
1076 | }\r | |
1077 | \r | |
1078 | /**\r | |
1079 | Checks if a string is an alias for another command. If yes, then it replaces the alias name\r | |
1080 | with the correct command name.\r | |
1081 | \r | |
4ff7e37b ED |
1082 | @param[in, out] CommandString Upon entry the potential alias. Upon return the\r |
1083 | command name if it was an alias. If it was not\r | |
1084 | an alias it will be unchanged. This function may\r | |
1085 | change the buffer to fit the command name.\r | |
a405b86d | 1086 | \r |
1087 | @retval EFI_SUCCESS The name was changed.\r | |
1088 | @retval EFI_SUCCESS The name was not an alias.\r | |
1089 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
1090 | **/\r | |
1091 | EFI_STATUS\r | |
1092 | EFIAPI\r | |
1093 | ShellConvertAlias(\r | |
1094 | IN OUT CHAR16 **CommandString\r | |
1095 | )\r | |
1096 | {\r | |
1097 | CONST CHAR16 *NewString;\r | |
1098 | \r | |
1099 | NewString = ShellInfoObject.NewEfiShellProtocol->GetAlias(*CommandString, NULL);\r | |
1100 | if (NewString == NULL) {\r | |
1101 | return (EFI_SUCCESS);\r | |
1102 | }\r | |
1103 | FreePool(*CommandString);\r | |
733f138d | 1104 | *CommandString = AllocateZeroPool(StrSize(NewString));\r |
a405b86d | 1105 | if (*CommandString == NULL) {\r |
1106 | return (EFI_OUT_OF_RESOURCES);\r | |
1107 | }\r | |
1108 | StrCpy(*CommandString, NewString);\r | |
1109 | return (EFI_SUCCESS);\r | |
1110 | }\r | |
1111 | \r | |
1112 | /**\r | |
1113 | Function allocates a new command line and replaces all instances of environment\r | |
1114 | variable names that are correctly preset to their values.\r | |
1115 | \r | |
1116 | If the return value is not NULL the memory must be caller freed.\r | |
1117 | \r | |
1118 | @param[in] OriginalCommandLine The original command line\r | |
1119 | \r | |
1120 | @retval NULL An error ocurred.\r | |
1121 | @return The new command line with no environment variables present.\r | |
1122 | **/\r | |
1123 | CHAR16*\r | |
1124 | EFIAPI\r | |
1125 | ShellConvertVariables (\r | |
1126 | IN CONST CHAR16 *OriginalCommandLine\r | |
1127 | )\r | |
1128 | {\r | |
1129 | CONST CHAR16 *MasterEnvList;\r | |
1130 | UINTN NewSize;\r | |
1131 | CHAR16 *NewCommandLine1;\r | |
1132 | CHAR16 *NewCommandLine2;\r | |
1133 | CHAR16 *Temp;\r | |
df07baea | 1134 | CHAR16 *Temp2;\r |
a405b86d | 1135 | UINTN ItemSize;\r |
1136 | CHAR16 *ItemTemp;\r | |
1137 | SCRIPT_FILE *CurrentScriptFile;\r | |
1138 | ALIAS_LIST *AliasListNode;\r | |
1139 | \r | |
1140 | ASSERT(OriginalCommandLine != NULL);\r | |
1141 | \r | |
1142 | ItemSize = 0;\r | |
1143 | NewSize = StrSize(OriginalCommandLine);\r | |
1144 | CurrentScriptFile = ShellCommandGetCurrentScriptFile();\r | |
1145 | Temp = NULL;\r | |
1146 | \r | |
1147 | ///@todo update this to handle the %0 - %9 for scripting only (borrow from line 1256 area) ? ? ?\r | |
1148 | \r | |
1149 | //\r | |
1150 | // calculate the size required for the post-conversion string...\r | |
1151 | //\r | |
1152 | if (CurrentScriptFile != NULL) {\r | |
1153 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1154 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1155 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1156 | ){\r | |
1157 | for (Temp = StrStr(OriginalCommandLine, AliasListNode->Alias)\r | |
1158 | ; Temp != NULL\r | |
1159 | ; Temp = StrStr(Temp+1, AliasListNode->Alias)\r | |
1160 | ){\r | |
1161 | //\r | |
1162 | // we need a preceeding and if there is space no ^ preceeding (if no space ignore)\r | |
1163 | //\r | |
1164 | if ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2)) {\r | |
1165 | NewSize += StrSize(AliasListNode->CommandString);\r | |
1166 | }\r | |
1167 | }\r | |
1168 | }\r | |
1169 | }\r | |
1170 | \r | |
1171 | for (MasterEnvList = EfiShellGetEnv(NULL)\r | |
1172 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL //&& *(MasterEnvList+1) != CHAR_NULL\r | |
1173 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r | |
1174 | ){\r | |
1175 | if (StrSize(MasterEnvList) > ItemSize) {\r | |
1176 | ItemSize = StrSize(MasterEnvList);\r | |
1177 | }\r | |
1178 | for (Temp = StrStr(OriginalCommandLine, MasterEnvList)\r | |
1179 | ; Temp != NULL\r | |
1180 | ; Temp = StrStr(Temp+1, MasterEnvList)\r | |
1181 | ){\r | |
1182 | //\r | |
1183 | // we need a preceeding and following % and if there is space no ^ preceeding (if no space ignore)\r | |
1184 | //\r | |
1185 | if (*(Temp-1) == L'%' && *(Temp+StrLen(MasterEnvList)) == L'%' &&\r | |
1186 | ((((Temp-OriginalCommandLine)>2) && *(Temp-2) != L'^') || ((Temp-OriginalCommandLine)<=2))) {\r | |
1187 | NewSize+=StrSize(EfiShellGetEnv(MasterEnvList));\r | |
1188 | }\r | |
1189 | }\r | |
1190 | }\r | |
1191 | \r | |
a405b86d | 1192 | //\r |
1193 | // now do the replacements...\r | |
1194 | //\r | |
1195 | NewCommandLine1 = AllocateZeroPool(NewSize);\r | |
1196 | NewCommandLine2 = AllocateZeroPool(NewSize);\r | |
1197 | ItemTemp = AllocateZeroPool(ItemSize+(2*sizeof(CHAR16)));\r | |
3c865f20 | 1198 | if (NewCommandLine1 == NULL || NewCommandLine2 == NULL || ItemTemp == NULL) {\r |
1199 | SHELL_FREE_NON_NULL(NewCommandLine1);\r | |
1200 | SHELL_FREE_NON_NULL(NewCommandLine2);\r | |
1201 | SHELL_FREE_NON_NULL(ItemTemp);\r | |
1202 | return (NULL);\r | |
1203 | }\r | |
a405b86d | 1204 | StrCpy(NewCommandLine1, OriginalCommandLine);\r |
1205 | for (MasterEnvList = EfiShellGetEnv(NULL)\r | |
1206 | ; MasterEnvList != NULL && *MasterEnvList != CHAR_NULL //&& *(MasterEnvList+1) != CHAR_NULL\r | |
1207 | ; MasterEnvList += StrLen(MasterEnvList) + 1\r | |
1208 | ){\r | |
1209 | StrCpy(ItemTemp, L"%");\r | |
1210 | StrCat(ItemTemp, MasterEnvList);\r | |
1211 | StrCat(ItemTemp, L"%");\r | |
1212 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, ItemTemp, EfiShellGetEnv(MasterEnvList), TRUE, FALSE);\r | |
1213 | StrCpy(NewCommandLine1, NewCommandLine2);\r | |
1214 | }\r | |
1215 | if (CurrentScriptFile != NULL) {\r | |
1216 | for (AliasListNode = (ALIAS_LIST*)GetFirstNode(&CurrentScriptFile->SubstList)\r | |
1217 | ; !IsNull(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1218 | ; AliasListNode = (ALIAS_LIST*)GetNextNode(&CurrentScriptFile->SubstList, &AliasListNode->Link)\r | |
1219 | ){\r | |
1220 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, AliasListNode->Alias, AliasListNode->CommandString, TRUE, FALSE);\r | |
1221 | StrCpy(NewCommandLine1, NewCommandLine2);\r | |
1222 | }\r | |
df07baea JC |
1223 | \r |
1224 | //\r | |
1225 | // Remove non-existant environment variables in scripts only\r | |
1226 | //\r | |
1227 | for (Temp = NewCommandLine1 ; Temp != NULL ; ) {\r | |
1228 | Temp = StrStr(Temp, L"%");\r | |
1229 | if (Temp == NULL) {\r | |
1230 | break;\r | |
1231 | }\r | |
1232 | while (*(Temp - 1) == L'^') {\r | |
1233 | Temp = StrStr(Temp + 1, L"%");\r | |
1234 | if (Temp == NULL) {\r | |
1235 | break;\r | |
1236 | }\r | |
1237 | }\r | |
1238 | if (Temp == NULL) {\r | |
1239 | break;\r | |
1240 | }\r | |
1241 | \r | |
1242 | Temp2 = StrStr(Temp + 1, L"%");\r | |
1243 | if (Temp2 == NULL) {\r | |
1244 | break;\r | |
1245 | }\r | |
1246 | while (*(Temp2 - 1) == L'^') {\r | |
1247 | Temp2 = StrStr(Temp2 + 1, L"%");\r | |
1248 | if (Temp2 == NULL) {\r | |
1249 | break;\r | |
1250 | }\r | |
1251 | }\r | |
1252 | if (Temp2 == NULL) {\r | |
1253 | break;\r | |
1254 | }\r | |
1255 | \r | |
1256 | Temp2++;\r | |
1257 | CopyMem(Temp, Temp2, StrSize(Temp2));\r | |
1258 | }\r | |
1259 | \r | |
a405b86d | 1260 | }\r |
1261 | \r | |
df07baea JC |
1262 | //\r |
1263 | // Now cleanup any straggler intentionally ignored "%" characters\r | |
1264 | //\r | |
1265 | ShellCopySearchAndReplace(NewCommandLine1, NewCommandLine2, NewSize, L"^%", L"%", TRUE, FALSE);\r | |
1266 | StrCpy(NewCommandLine1, NewCommandLine2);\r | |
1267 | \r | |
a405b86d | 1268 | FreePool(NewCommandLine2);\r |
1269 | FreePool(ItemTemp);\r | |
1270 | \r | |
1271 | return (NewCommandLine1);\r | |
1272 | }\r | |
1273 | \r | |
1274 | /**\r | |
1275 | Internal function to run a command line with pipe usage.\r | |
1276 | \r | |
1277 | @param[in] CmdLine The pointer to the command line.\r | |
1278 | @param[in] StdIn The pointer to the Standard input.\r | |
1279 | @param[in] StdOut The pointer to the Standard output.\r | |
1280 | \r | |
1281 | @retval EFI_SUCCESS The split command is executed successfully.\r | |
1282 | @retval other Some error occurs when executing the split command.\r | |
1283 | **/\r | |
1284 | EFI_STATUS\r | |
1285 | EFIAPI\r | |
1286 | RunSplitCommand(\r | |
1287 | IN CONST CHAR16 *CmdLine,\r | |
1288 | IN SHELL_FILE_HANDLE *StdIn,\r | |
1289 | IN SHELL_FILE_HANDLE *StdOut\r | |
1290 | )\r | |
1291 | {\r | |
1292 | EFI_STATUS Status;\r | |
1293 | CHAR16 *NextCommandLine;\r | |
1294 | CHAR16 *OurCommandLine;\r | |
1295 | UINTN Size1;\r | |
1296 | UINTN Size2;\r | |
1297 | SPLIT_LIST *Split;\r | |
1298 | SHELL_FILE_HANDLE *TempFileHandle;\r | |
1299 | BOOLEAN Unicode;\r | |
1300 | \r | |
1301 | ASSERT(StdOut == NULL);\r | |
1302 | \r | |
1303 | ASSERT(StrStr(CmdLine, L"|") != NULL);\r | |
1304 | \r | |
1305 | Status = EFI_SUCCESS;\r | |
1306 | NextCommandLine = NULL;\r | |
1307 | OurCommandLine = NULL;\r | |
1308 | Size1 = 0;\r | |
1309 | Size2 = 0;\r | |
1310 | \r | |
1311 | NextCommandLine = StrnCatGrow(&NextCommandLine, &Size1, StrStr(CmdLine, L"|")+1, 0);\r | |
1312 | OurCommandLine = StrnCatGrow(&OurCommandLine , &Size2, CmdLine , StrStr(CmdLine, L"|") - CmdLine);\r | |
532691c8 | 1313 | \r |
1314 | if (NextCommandLine == NULL || OurCommandLine == NULL) {\r | |
1315 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1316 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1317 | return (EFI_OUT_OF_RESOURCES);\r | |
19216573 | 1318 | } else if (StrStr(OurCommandLine, L"|") != NULL || Size1 == 0 || Size2 == 0) {\r |
1319 | SHELL_FREE_NON_NULL(OurCommandLine);\r | |
1320 | SHELL_FREE_NON_NULL(NextCommandLine);\r | |
1321 | return (EFI_INVALID_PARAMETER);\r | |
1322 | } else if (NextCommandLine[0] != CHAR_NULL &&\r | |
a405b86d | 1323 | NextCommandLine[0] == L'a' &&\r |
1324 | NextCommandLine[1] == L' '\r | |
1325 | ){\r | |
1326 | CopyMem(NextCommandLine, NextCommandLine+1, StrSize(NextCommandLine) - sizeof(NextCommandLine[0]));\r | |
1327 | Unicode = FALSE;\r | |
1328 | } else {\r | |
1329 | Unicode = TRUE;\r | |
1330 | }\r | |
1331 | \r | |
1332 | \r | |
1333 | //\r | |
1334 | // make a SPLIT_LIST item and add to list\r | |
1335 | //\r | |
1336 | Split = AllocateZeroPool(sizeof(SPLIT_LIST));\r | |
1337 | ASSERT(Split != NULL);\r | |
1338 | Split->SplitStdIn = StdIn;\r | |
1339 | Split->SplitStdOut = ConvertEfiFileProtocolToShellHandle(CreateFileInterfaceMem(Unicode), NULL);\r | |
1340 | ASSERT(Split->SplitStdOut != NULL);\r | |
1341 | InsertHeadList(&ShellInfoObject.SplitList.Link, &Split->Link);\r | |
1342 | \r | |
a405b86d | 1343 | Status = RunCommand(OurCommandLine);\r |
1344 | \r | |
1345 | //\r | |
1346 | // move the output from the first to the in to the second.\r | |
1347 | //\r | |
1348 | TempFileHandle = Split->SplitStdOut;\r | |
1349 | if (Split->SplitStdIn == StdIn) {\r | |
1350 | Split->SplitStdOut = NULL;\r | |
1351 | } else {\r | |
1352 | Split->SplitStdOut = Split->SplitStdIn;\r | |
1353 | }\r | |
1354 | Split->SplitStdIn = TempFileHandle;\r | |
1355 | ShellInfoObject.NewEfiShellProtocol->SetFilePosition(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn), 0);\r | |
1356 | \r | |
1357 | if (!EFI_ERROR(Status)) {\r | |
1358 | Status = RunCommand(NextCommandLine);\r | |
1359 | }\r | |
1360 | \r | |
1361 | //\r | |
1362 | // remove the top level from the ScriptList\r | |
1363 | //\r | |
1364 | ASSERT((SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link) == Split);\r | |
1365 | RemoveEntryList(&Split->Link);\r | |
1366 | \r | |
1367 | //\r | |
1368 | // Note that the original StdIn is now the StdOut...\r | |
1369 | //\r | |
1370 | if (Split->SplitStdOut != NULL && Split->SplitStdOut != StdIn) {\r | |
1371 | ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdOut));\r | |
1372 | }\r | |
1373 | if (Split->SplitStdIn != NULL) {\r | |
1374 | ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn));\r | |
1375 | }\r | |
1376 | \r | |
1377 | FreePool(Split);\r | |
1378 | FreePool(NextCommandLine);\r | |
1379 | FreePool(OurCommandLine);\r | |
1380 | \r | |
1381 | return (Status);\r | |
1382 | }\r | |
1383 | \r | |
1384 | /**\r | |
1385 | Function will process and run a command line.\r | |
1386 | \r | |
1387 | This will determine if the command line represents an internal shell \r | |
1388 | command or dispatch an external application.\r | |
1389 | \r | |
1390 | @param[in] CmdLine The command line to parse.\r | |
1391 | \r | |
1392 | @retval EFI_SUCCESS The command was completed.\r | |
1393 | @retval EFI_ABORTED The command's operation was aborted.\r | |
1394 | **/\r | |
1395 | EFI_STATUS\r | |
1396 | EFIAPI\r | |
1397 | RunCommand(\r | |
1398 | IN CONST CHAR16 *CmdLine\r | |
1399 | )\r | |
1400 | {\r | |
1401 | EFI_STATUS Status;\r | |
64c7a749 | 1402 | EFI_STATUS StatusCode;\r |
a405b86d | 1403 | CHAR16 *CommandName;\r |
1404 | SHELL_STATUS ShellStatus;\r | |
1405 | UINTN Argc;\r | |
1406 | CHAR16 **Argv;\r | |
1407 | BOOLEAN LastError;\r | |
ed34da40 | 1408 | CHAR16 LeString[19];\r |
a405b86d | 1409 | CHAR16 *PostAliasCmdLine;\r |
1410 | UINTN PostAliasSize;\r | |
1411 | CHAR16 *PostVariableCmdLine;\r | |
1412 | CHAR16 *CommandWithPath;\r | |
733f138d | 1413 | CONST EFI_DEVICE_PATH_PROTOCOL *DevPath;\r |
a405b86d | 1414 | CONST CHAR16 *TempLocation;\r |
1415 | CONST CHAR16 *TempLocation2;\r | |
1416 | SHELL_FILE_HANDLE OriginalStdIn;\r | |
1417 | SHELL_FILE_HANDLE OriginalStdOut;\r | |
1418 | SHELL_FILE_HANDLE OriginalStdErr;\r | |
8be0ba36 | 1419 | SYSTEM_TABLE_INFO OriginalSystemTableInfo;\r |
a405b86d | 1420 | UINTN Count;\r |
1421 | UINTN Count2;\r | |
1422 | CHAR16 *CleanOriginal;\r | |
1423 | SPLIT_LIST *Split;\r | |
1424 | \r | |
1425 | ASSERT(CmdLine != NULL);\r | |
1426 | if (StrLen(CmdLine) == 0) {\r | |
1427 | return (EFI_SUCCESS);\r | |
1428 | }\r | |
1429 | \r | |
1430 | CommandName = NULL;\r | |
1431 | PostVariableCmdLine = NULL;\r | |
1432 | PostAliasCmdLine = NULL;\r | |
1433 | CommandWithPath = NULL;\r | |
1434 | DevPath = NULL;\r | |
1435 | Status = EFI_SUCCESS;\r | |
1436 | CleanOriginal = NULL;\r | |
1437 | Split = NULL;\r | |
1438 | \r | |
1439 | CleanOriginal = StrnCatGrow(&CleanOriginal, NULL, CmdLine, 0);\r | |
532691c8 | 1440 | if (CleanOriginal == NULL) {\r |
1441 | return (EFI_OUT_OF_RESOURCES);\r | |
1442 | }\r | |
284e034f CP |
1443 | \r |
1444 | //\r | |
13acebbd | 1445 | // Remove any spaces and tabs at the beginning of the string.\r |
284e034f | 1446 | //\r |
13acebbd | 1447 | while ((CleanOriginal[0] == L' ') || (CleanOriginal[0] == L'\t')) {\r |
a405b86d | 1448 | CopyMem(CleanOriginal, CleanOriginal+1, StrSize(CleanOriginal) - sizeof(CleanOriginal[0]));\r |
1449 | }\r | |
1450 | \r | |
284e034f CP |
1451 | //\r |
1452 | // Handle case that passed in command line is just 1 or more " " characters.\r | |
1453 | //\r | |
1454 | if (StrLen (CleanOriginal) == 0) {\r | |
1455 | if (CleanOriginal != NULL) {\r | |
1456 | FreePool(CleanOriginal);\r | |
1457 | CleanOriginal = NULL;\r | |
1458 | }\r | |
1459 | return (EFI_SUCCESS);\r | |
1460 | }\r | |
1461 | \r | |
1462 | //\r | |
1463 | // Remove any spaces at the end of the string.\r | |
1464 | //\r | |
1465 | while (CleanOriginal[StrLen(CleanOriginal)-1] == L' ') {\r | |
1466 | CleanOriginal[StrLen(CleanOriginal)-1] = CHAR_NULL;\r | |
1467 | }\r | |
1468 | \r | |
a405b86d | 1469 | CommandName = NULL;\r |
1470 | if (StrStr(CleanOriginal, L" ") == NULL){\r | |
1471 | StrnCatGrow(&CommandName, NULL, CleanOriginal, 0);\r | |
1472 | } else {\r | |
1473 | StrnCatGrow(&CommandName, NULL, CleanOriginal, StrStr(CleanOriginal, L" ") - CleanOriginal);\r | |
1474 | }\r | |
1475 | \r | |
1476 | ASSERT(PostAliasCmdLine == NULL);\r | |
1477 | if (!ShellCommandIsCommandOnList(CommandName)) {\r | |
1478 | //\r | |
1479 | // Convert via alias\r | |
1480 | //\r | |
1481 | Status = ShellConvertAlias(&CommandName);\r | |
1482 | PostAliasSize = 0;\r | |
1483 | PostAliasCmdLine = StrnCatGrow(&PostAliasCmdLine, &PostAliasSize, CommandName, 0);\r | |
1484 | PostAliasCmdLine = StrnCatGrow(&PostAliasCmdLine, &PostAliasSize, StrStr(CleanOriginal, L" "), 0);\r | |
1485 | ASSERT_EFI_ERROR(Status);\r | |
1486 | } else {\r | |
1487 | PostAliasCmdLine = StrnCatGrow(&PostAliasCmdLine, NULL, CleanOriginal, 0);\r | |
1488 | }\r | |
1489 | \r | |
1490 | if (CleanOriginal != NULL) {\r | |
1491 | FreePool(CleanOriginal);\r | |
1492 | CleanOriginal = NULL;\r | |
1493 | }\r | |
1494 | \r | |
1495 | if (CommandName != NULL) {\r | |
1496 | FreePool(CommandName);\r | |
1497 | CommandName = NULL;\r | |
1498 | }\r | |
1499 | \r | |
1500 | PostVariableCmdLine = ShellConvertVariables(PostAliasCmdLine);\r | |
1501 | \r | |
1502 | //\r | |
1503 | // we can now free the modified by alias command line\r | |
1504 | //\r | |
1505 | if (PostAliasCmdLine != NULL) {\r | |
1506 | FreePool(PostAliasCmdLine);\r | |
1507 | PostAliasCmdLine = NULL;\r | |
1508 | }\r | |
1509 | \r | |
3c865f20 | 1510 | if (PostVariableCmdLine == NULL) {\r |
1511 | return (EFI_OUT_OF_RESOURCES);\r | |
1512 | }\r | |
1513 | \r | |
a405b86d | 1514 | while (PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] == L' ') {\r |
1515 | PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] = CHAR_NULL;\r | |
1516 | }\r | |
1517 | while (PostVariableCmdLine[0] == L' ') {\r | |
1518 | CopyMem(PostVariableCmdLine, PostVariableCmdLine+1, StrSize(PostVariableCmdLine) - sizeof(PostVariableCmdLine[0]));\r | |
1519 | }\r | |
1520 | \r | |
1521 | //\r | |
1522 | // We dont do normal processing with a split command line (output from one command input to another)\r | |
1523 | //\r | |
19a44972 | 1524 | if (ContainsSplit(PostVariableCmdLine)) {\r |
a405b86d | 1525 | //\r |
1526 | // are we in an existing split???\r | |
1527 | //\r | |
1528 | if (!IsListEmpty(&ShellInfoObject.SplitList.Link)) {\r | |
1529 | Split = (SPLIT_LIST*)GetFirstNode(&ShellInfoObject.SplitList.Link);\r | |
1530 | }\r | |
1531 | \r | |
1532 | if (Split == NULL) {\r | |
1533 | Status = RunSplitCommand(PostVariableCmdLine, NULL, NULL);\r | |
1534 | } else {\r | |
1535 | Status = RunSplitCommand(PostVariableCmdLine, Split->SplitStdIn, Split->SplitStdOut);\r | |
1536 | }\r | |
19216573 | 1537 | if (EFI_ERROR(Status)) {\r |
1538 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_SPLIT), ShellInfoObject.HiiHandle, PostVariableCmdLine);\r | |
1539 | }\r | |
a405b86d | 1540 | } else {\r |
1541 | \r | |
1542 | //\r | |
1543 | // If this is a mapped drive change handle that...\r | |
1544 | //\r | |
1545 | if (PostVariableCmdLine[(StrLen(PostVariableCmdLine)-1)] == L':' && StrStr(PostVariableCmdLine, L" ") == NULL) {\r | |
1546 | Status = ShellInfoObject.NewEfiShellProtocol->SetCurDir(NULL, PostVariableCmdLine);\r | |
1547 | if (EFI_ERROR(Status)) {\r | |
1548 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_MAPPING), ShellInfoObject.HiiHandle, PostVariableCmdLine);\r | |
1549 | }\r | |
1550 | FreePool(PostVariableCmdLine);\r | |
1551 | return (Status);\r | |
1552 | }\r | |
1553 | \r | |
1554 | ///@todo update this section to divide into 3 ways - run internal command, run split (above), and run an external file...\r | |
1555 | /// We waste a lot of time doing processing like StdIn,StdOut,Argv,Argc for things that are external files...\r | |
1556 | \r | |
1557 | \r | |
1558 | \r | |
8be0ba36 | 1559 | Status = UpdateStdInStdOutStdErr(ShellInfoObject.NewShellParametersProtocol, PostVariableCmdLine, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r |
a405b86d | 1560 | if (EFI_ERROR(Status)) {\r |
733f138d | 1561 | if (Status == EFI_NOT_FOUND) {\r |
1562 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_REDUNDA_REDIR), ShellInfoObject.HiiHandle);\r | |
1563 | } else {\r | |
1564 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_REDIR), ShellInfoObject.HiiHandle);\r | |
1565 | }\r | |
a405b86d | 1566 | } else {\r |
a405b86d | 1567 | while (PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] == L' ') {\r |
1568 | PostVariableCmdLine[StrLen(PostVariableCmdLine)-1] = CHAR_NULL;\r | |
1569 | }\r | |
1570 | while (PostVariableCmdLine[0] == L' ') {\r | |
1571 | CopyMem(PostVariableCmdLine, PostVariableCmdLine+1, StrSize(PostVariableCmdLine) - sizeof(PostVariableCmdLine[0]));\r | |
1572 | }\r | |
1573 | \r | |
1574 | //\r | |
1575 | // get the argc and argv updated for internal commands\r | |
1576 | //\r | |
1577 | Status = UpdateArgcArgv(ShellInfoObject.NewShellParametersProtocol, PostVariableCmdLine, &Argv, &Argc);\r | |
1578 | ASSERT_EFI_ERROR(Status);\r | |
1579 | \r | |
1580 | for (Count = 0 ; Count < ShellInfoObject.NewShellParametersProtocol->Argc ; Count++) {\r | |
1581 | if (StrStr(ShellInfoObject.NewShellParametersProtocol->Argv[Count], L"-?") == ShellInfoObject.NewShellParametersProtocol->Argv[Count]\r | |
1582 | || (ShellInfoObject.NewShellParametersProtocol->Argv[0][0] == L'?' && ShellInfoObject.NewShellParametersProtocol->Argv[0][1] == CHAR_NULL)\r | |
1583 | ) {\r | |
1584 | //\r | |
1585 | // We need to redo the arguments since a parameter was -?\r | |
1586 | // move them all down 1 to the end, then up one then replace the first with help\r | |
1587 | //\r | |
1588 | FreePool(ShellInfoObject.NewShellParametersProtocol->Argv[Count]);\r | |
1589 | ShellInfoObject.NewShellParametersProtocol->Argv[Count] = NULL;\r | |
1590 | for (Count2 = Count ; (Count2 + 1) < ShellInfoObject.NewShellParametersProtocol->Argc ; Count2++) {\r | |
1591 | ShellInfoObject.NewShellParametersProtocol->Argv[Count2] = ShellInfoObject.NewShellParametersProtocol->Argv[Count2+1];\r | |
1592 | }\r | |
1593 | ShellInfoObject.NewShellParametersProtocol->Argv[Count2] = NULL;\r | |
1594 | for (Count2 = ShellInfoObject.NewShellParametersProtocol->Argc -1 ; Count2 > 0 ; Count2--) {\r | |
1595 | ShellInfoObject.NewShellParametersProtocol->Argv[Count2] = ShellInfoObject.NewShellParametersProtocol->Argv[Count2-1];\r | |
1596 | }\r | |
1597 | ShellInfoObject.NewShellParametersProtocol->Argv[0] = NULL;\r | |
1598 | ShellInfoObject.NewShellParametersProtocol->Argv[0] = StrnCatGrow(&ShellInfoObject.NewShellParametersProtocol->Argv[0], NULL, L"help", 0);\r | |
1599 | break;\r | |
1600 | }\r | |
1601 | }\r | |
1602 | \r | |
1603 | //\r | |
1604 | // command or file?\r | |
1605 | //\r | |
1606 | if (ShellCommandIsCommandOnList(ShellInfoObject.NewShellParametersProtocol->Argv[0])) {\r | |
1607 | //\r | |
1608 | // Run the command (which was converted if it was an alias)\r | |
1609 | //\r | |
1610 | if (!EFI_ERROR(Status)) {\r | |
1611 | Status = ShellCommandRunCommandHandler(ShellInfoObject.NewShellParametersProtocol->Argv[0], &ShellStatus, &LastError);\r | |
1612 | ASSERT_EFI_ERROR(Status);\r | |
5b5cd144 CP |
1613 | \r |
1614 | if (sizeof(EFI_STATUS) == sizeof(UINT64)) {\r | |
1615 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ShellStatus);\r | |
1616 | } else {\r | |
1617 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%x", ShellStatus);\r | |
1618 | }\r | |
1619 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r | |
a405b86d | 1620 | if (LastError) {\r |
5b5cd144 | 1621 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r |
a405b86d | 1622 | }\r |
1623 | //\r | |
1624 | // Pass thru the exitcode from the app.\r | |
1625 | //\r | |
1626 | if (ShellCommandGetExit()) {\r | |
1627 | Status = ShellStatus;\r | |
1628 | } else if (ShellStatus != 0 && IsScriptOnlyCommand(ShellInfoObject.NewShellParametersProtocol->Argv[0])) {\r | |
1629 | Status = EFI_ABORTED;\r | |
1630 | }\r | |
1631 | }\r | |
1632 | } else {\r | |
1633 | //\r | |
1634 | // run an external file (or script)\r | |
1635 | //\r | |
1636 | if (StrStr(ShellInfoObject.NewShellParametersProtocol->Argv[0], L":") != NULL) {\r | |
1637 | ASSERT (CommandWithPath == NULL);\r | |
1638 | if (ShellIsFile(ShellInfoObject.NewShellParametersProtocol->Argv[0]) == EFI_SUCCESS) {\r | |
1639 | CommandWithPath = StrnCatGrow(&CommandWithPath, NULL, ShellInfoObject.NewShellParametersProtocol->Argv[0], 0);\r | |
1640 | }\r | |
1641 | }\r | |
1642 | if (CommandWithPath == NULL) {\r | |
1643 | CommandWithPath = ShellFindFilePathEx(ShellInfoObject.NewShellParametersProtocol->Argv[0], mExecutableExtensions);\r | |
1644 | }\r | |
1645 | if (CommandWithPath == NULL || ShellIsDirectory(CommandWithPath) == EFI_SUCCESS) {\r | |
1646 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, ShellInfoObject.NewShellParametersProtocol->Argv[0]);\r | |
5b5cd144 CP |
1647 | \r |
1648 | if (sizeof(EFI_STATUS) == sizeof(UINT64)) {\r | |
1649 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", EFI_NOT_FOUND);\r | |
1650 | } else {\r | |
1651 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%x", EFI_NOT_FOUND);\r | |
1652 | }\r | |
1653 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r | |
1654 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
a405b86d | 1655 | } else {\r |
1656 | //\r | |
1657 | // Check if it's a NSH (script) file.\r | |
1658 | //\r | |
1659 | TempLocation = CommandWithPath+StrLen(CommandWithPath)-4;\r | |
1660 | TempLocation2 = mScriptExtension;\r | |
1661 | if ((StrLen(CommandWithPath) > 4) && (StringNoCaseCompare((VOID*)(&TempLocation), (VOID*)(&TempLocation2)) == 0)) {\r | |
1662 | Status = RunScriptFile (CommandWithPath);\r | |
1663 | } else {\r | |
1664 | DevPath = ShellInfoObject.NewEfiShellProtocol->GetDevicePathFromFilePath(CommandWithPath);\r | |
1665 | ASSERT(DevPath != NULL);\r | |
1666 | Status = InternalShellExecuteDevicePath(\r | |
1667 | &gImageHandle,\r | |
1668 | DevPath,\r | |
1669 | PostVariableCmdLine,\r | |
1670 | NULL,\r | |
64c7a749 | 1671 | &StatusCode\r |
a405b86d | 1672 | );\r |
64c7a749 ED |
1673 | \r |
1674 | //\r | |
5b5cd144 | 1675 | // Update last error status.\r |
64c7a749 | 1676 | //\r |
5b5cd144 CP |
1677 | if (sizeof(EFI_STATUS) == sizeof(UINT64)) {\r |
1678 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", StatusCode);\r | |
1679 | } else {\r | |
1680 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%x", StatusCode);\r | |
1681 | }\r | |
1682 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r | |
1683 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
a405b86d | 1684 | }\r |
1685 | }\r | |
1686 | }\r | |
64c7a749 ED |
1687 | \r |
1688 | //\r | |
1689 | // Print some error info.\r | |
1690 | //\r | |
1691 | if (EFI_ERROR(Status)) {\r | |
1692 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR), ShellInfoObject.HiiHandle, (VOID*)(Status));\r | |
1693 | }\r | |
1694 | \r | |
a405b86d | 1695 | CommandName = StrnCatGrow(&CommandName, NULL, ShellInfoObject.NewShellParametersProtocol->Argv[0], 0);\r |
1696 | \r | |
1697 | RestoreArgcArgv(ShellInfoObject.NewShellParametersProtocol, &Argv, &Argc);\r | |
1698 | \r | |
8be0ba36 | 1699 | RestoreStdInStdOutStdErr(ShellInfoObject.NewShellParametersProtocol, &OriginalStdIn, &OriginalStdOut, &OriginalStdErr, &OriginalSystemTableInfo);\r |
a405b86d | 1700 | }\r |
1701 | if (CommandName != NULL) {\r | |
1702 | if (ShellCommandGetCurrentScriptFile() != NULL && !IsScriptOnlyCommand(CommandName)) {\r | |
1703 | //\r | |
1704 | // if this is NOT a scipt only command return success so the script won't quit.\r | |
1705 | // prevent killing the script - this is the only place where we know the actual command name (after alias and variable replacement...)\r | |
1706 | //\r | |
1707 | Status = EFI_SUCCESS;\r | |
1708 | }\r | |
1709 | }\r | |
1710 | }\r | |
1711 | \r | |
1712 | SHELL_FREE_NON_NULL(CommandName);\r | |
1713 | SHELL_FREE_NON_NULL(CommandWithPath);\r | |
1714 | SHELL_FREE_NON_NULL(PostVariableCmdLine);\r | |
a405b86d | 1715 | \r |
1716 | return (Status);\r | |
1717 | }\r | |
1718 | \r | |
1719 | STATIC CONST UINT16 InvalidChars[] = {L'*', L'?', L'<', L'>', L'\\', L'/', L'\"', 0x0001, 0x0002};\r | |
1720 | /**\r | |
1721 | Function determins if the CommandName COULD be a valid command. It does not determine whether\r | |
1722 | this is a valid command. It only checks for invalid characters.\r | |
1723 | \r | |
1724 | @param[in] CommandName The name to check\r | |
1725 | \r | |
1726 | @retval TRUE CommandName could be a command name\r | |
1727 | @retval FALSE CommandName could not be a valid command name\r | |
1728 | **/\r | |
1729 | BOOLEAN\r | |
1730 | EFIAPI\r | |
1731 | IsValidCommandName(\r | |
1732 | IN CONST CHAR16 *CommandName\r | |
1733 | )\r | |
1734 | {\r | |
1735 | UINTN Count;\r | |
1736 | if (CommandName == NULL) {\r | |
1737 | ASSERT(FALSE);\r | |
1738 | return (FALSE);\r | |
1739 | }\r | |
1740 | for ( Count = 0\r | |
1741 | ; Count < sizeof(InvalidChars) / sizeof(InvalidChars[0])\r | |
1742 | ; Count++\r | |
1743 | ){\r | |
1744 | if (ScanMem16(CommandName, StrSize(CommandName), InvalidChars[Count]) != NULL) {\r | |
1745 | return (FALSE);\r | |
1746 | }\r | |
1747 | }\r | |
1748 | return (TRUE);\r | |
1749 | }\r | |
1750 | \r | |
1751 | /**\r | |
1752 | Function to process a NSH script file via SHELL_FILE_HANDLE.\r | |
1753 | \r | |
1754 | @param[in] Handle The handle to the already opened file.\r | |
1755 | @param[in] Name The name of the script file.\r | |
1756 | \r | |
1757 | @retval EFI_SUCCESS the script completed sucessfully\r | |
1758 | **/\r | |
1759 | EFI_STATUS\r | |
1760 | EFIAPI\r | |
1761 | RunScriptFileHandle (\r | |
1762 | IN SHELL_FILE_HANDLE Handle,\r | |
1763 | IN CONST CHAR16 *Name\r | |
1764 | )\r | |
1765 | {\r | |
1766 | EFI_STATUS Status;\r | |
1767 | SCRIPT_FILE *NewScriptFile;\r | |
1768 | UINTN LoopVar;\r | |
1769 | CHAR16 *CommandLine;\r | |
1770 | CHAR16 *CommandLine2;\r | |
1771 | CHAR16 *CommandLine3;\r | |
1772 | SCRIPT_COMMAND_LIST *LastCommand;\r | |
1773 | BOOLEAN Ascii;\r | |
1774 | BOOLEAN PreScriptEchoState;\r | |
848997b5 | 1775 | BOOLEAN PreCommandEchoState;\r |
a405b86d | 1776 | CONST CHAR16 *CurDir;\r |
1777 | UINTN LineCount;\r | |
b6b22b13 | 1778 | CHAR16 LeString[50];\r |
a405b86d | 1779 | \r |
1780 | ASSERT(!ShellCommandGetScriptExit());\r | |
1781 | \r | |
1782 | PreScriptEchoState = ShellCommandGetEchoState();\r | |
1783 | \r | |
1784 | NewScriptFile = (SCRIPT_FILE*)AllocateZeroPool(sizeof(SCRIPT_FILE));\r | |
3c865f20 | 1785 | if (NewScriptFile == NULL) {\r |
1786 | return (EFI_OUT_OF_RESOURCES);\r | |
1787 | }\r | |
a405b86d | 1788 | \r |
1789 | //\r | |
1790 | // Set up the name\r | |
1791 | //\r | |
1792 | ASSERT(NewScriptFile->ScriptName == NULL);\r | |
1793 | NewScriptFile->ScriptName = StrnCatGrow(&NewScriptFile->ScriptName, NULL, Name, 0);\r | |
3c865f20 | 1794 | if (NewScriptFile->ScriptName == NULL) {\r |
1795 | DeleteScriptFileStruct(NewScriptFile);\r | |
1796 | return (EFI_OUT_OF_RESOURCES);\r | |
1797 | }\r | |
a405b86d | 1798 | \r |
1799 | //\r | |
1800 | // Save the parameters (used to replace %0 to %9 later on)\r | |
1801 | //\r | |
1802 | NewScriptFile->Argc = ShellInfoObject.NewShellParametersProtocol->Argc;\r | |
1803 | if (NewScriptFile->Argc != 0) {\r | |
1804 | NewScriptFile->Argv = (CHAR16**)AllocateZeroPool(NewScriptFile->Argc * sizeof(CHAR16*));\r | |
3c865f20 | 1805 | if (NewScriptFile->Argv == NULL) {\r |
1806 | DeleteScriptFileStruct(NewScriptFile);\r | |
1807 | return (EFI_OUT_OF_RESOURCES);\r | |
1808 | }\r | |
a405b86d | 1809 | for (LoopVar = 0 ; LoopVar < 10 && LoopVar < NewScriptFile->Argc; LoopVar++) {\r |
1810 | ASSERT(NewScriptFile->Argv[LoopVar] == NULL);\r | |
1811 | NewScriptFile->Argv[LoopVar] = StrnCatGrow(&NewScriptFile->Argv[LoopVar], NULL, ShellInfoObject.NewShellParametersProtocol->Argv[LoopVar], 0);\r | |
3c865f20 | 1812 | if (NewScriptFile->Argv[LoopVar] == NULL) {\r |
1813 | DeleteScriptFileStruct(NewScriptFile);\r | |
1814 | return (EFI_OUT_OF_RESOURCES);\r | |
1815 | }\r | |
a405b86d | 1816 | }\r |
1817 | } else {\r | |
1818 | NewScriptFile->Argv = NULL;\r | |
1819 | }\r | |
1820 | \r | |
1821 | InitializeListHead(&NewScriptFile->CommandList);\r | |
1822 | InitializeListHead(&NewScriptFile->SubstList);\r | |
1823 | \r | |
1824 | //\r | |
1825 | // Now build the list of all script commands.\r | |
1826 | //\r | |
1827 | LineCount = 0;\r | |
1828 | while(!ShellFileHandleEof(Handle)) {\r | |
1829 | CommandLine = ShellFileHandleReturnLine(Handle, &Ascii);\r | |
1830 | LineCount++;\r | |
1831 | if (CommandLine == NULL || StrLen(CommandLine) == 0) {\r | |
1832 | continue;\r | |
1833 | }\r | |
1834 | NewScriptFile->CurrentCommand = AllocateZeroPool(sizeof(SCRIPT_COMMAND_LIST));\r | |
3c865f20 | 1835 | if (NewScriptFile->CurrentCommand == NULL) {\r |
1836 | DeleteScriptFileStruct(NewScriptFile);\r | |
1837 | return (EFI_OUT_OF_RESOURCES);\r | |
1838 | }\r | |
a405b86d | 1839 | \r |
1840 | NewScriptFile->CurrentCommand->Cl = CommandLine;\r | |
1841 | NewScriptFile->CurrentCommand->Data = NULL;\r | |
1842 | NewScriptFile->CurrentCommand->Line = LineCount;\r | |
1843 | \r | |
1844 | InsertTailList(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
1845 | }\r | |
1846 | \r | |
1847 | //\r | |
1848 | // Add this as the topmost script file\r | |
1849 | //\r | |
1850 | ShellCommandSetNewScript (NewScriptFile);\r | |
1851 | \r | |
1852 | //\r | |
1853 | // Now enumerate through the commands and run each one.\r | |
1854 | //\r | |
733f138d | 1855 | CommandLine = AllocateZeroPool(PcdGet16(PcdShellPrintBufferSize));\r |
3c865f20 | 1856 | if (CommandLine == NULL) {\r |
1857 | DeleteScriptFileStruct(NewScriptFile);\r | |
1858 | return (EFI_OUT_OF_RESOURCES);\r | |
1859 | }\r | |
733f138d | 1860 | CommandLine2 = AllocateZeroPool(PcdGet16(PcdShellPrintBufferSize));\r |
3c865f20 | 1861 | if (CommandLine2 == NULL) {\r |
1862 | FreePool(CommandLine);\r | |
1863 | DeleteScriptFileStruct(NewScriptFile);\r | |
1864 | return (EFI_OUT_OF_RESOURCES);\r | |
1865 | }\r | |
a405b86d | 1866 | \r |
1867 | for ( NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetFirstNode(&NewScriptFile->CommandList)\r | |
1868 | ; !IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)\r | |
1869 | ; // conditional increment in the body of the loop\r | |
1870 | ){\r | |
3c865f20 | 1871 | ASSERT(CommandLine2 != NULL);\r |
a405b86d | 1872 | StrCpy(CommandLine2, NewScriptFile->CurrentCommand->Cl);\r |
1873 | \r | |
1874 | //\r | |
1875 | // NULL out comments\r | |
1876 | //\r | |
1877 | for (CommandLine3 = CommandLine2 ; CommandLine3 != NULL && *CommandLine3 != CHAR_NULL ; CommandLine3++) {\r | |
1878 | if (*CommandLine3 == L'^') {\r | |
1879 | if (*(CommandLine3+1) == L'#' || *(CommandLine3+1) == L':') {\r | |
1880 | CopyMem(CommandLine3, CommandLine3+1, StrSize(CommandLine3) - sizeof(CommandLine3[0]));\r | |
1881 | }\r | |
1882 | } else if (*CommandLine3 == L'#') {\r | |
1883 | *CommandLine3 = CHAR_NULL;\r | |
1884 | }\r | |
1885 | }\r | |
1886 | \r | |
1887 | if (CommandLine2 != NULL && StrLen(CommandLine2) >= 1) {\r | |
1888 | //\r | |
1889 | // Due to variability in starting the find and replace action we need to have both buffers the same.\r | |
1890 | //\r | |
1891 | StrCpy(CommandLine, CommandLine2);\r | |
1892 | \r | |
1893 | //\r | |
1894 | // Remove the %0 to %9 from the command line (if we have some arguments)\r | |
1895 | //\r | |
1896 | if (NewScriptFile->Argv != NULL) {\r | |
1897 | switch (NewScriptFile->Argc) {\r | |
1898 | default:\r | |
1899 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%9", NewScriptFile->Argv[9], FALSE, TRUE);\r | |
1900 | ASSERT_EFI_ERROR(Status);\r | |
1901 | case 9:\r | |
1902 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%8", NewScriptFile->Argv[8], FALSE, TRUE);\r | |
1903 | ASSERT_EFI_ERROR(Status);\r | |
1904 | case 8:\r | |
1905 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%7", NewScriptFile->Argv[7], FALSE, TRUE);\r | |
1906 | ASSERT_EFI_ERROR(Status);\r | |
1907 | case 7:\r | |
1908 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%6", NewScriptFile->Argv[6], FALSE, TRUE);\r | |
1909 | ASSERT_EFI_ERROR(Status);\r | |
1910 | case 6:\r | |
1911 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%5", NewScriptFile->Argv[5], FALSE, TRUE);\r | |
1912 | ASSERT_EFI_ERROR(Status);\r | |
1913 | case 5:\r | |
1914 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%4", NewScriptFile->Argv[4], FALSE, TRUE);\r | |
1915 | ASSERT_EFI_ERROR(Status);\r | |
1916 | case 4:\r | |
1917 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%3", NewScriptFile->Argv[3], FALSE, TRUE);\r | |
1918 | ASSERT_EFI_ERROR(Status);\r | |
1919 | case 3:\r | |
1920 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%2", NewScriptFile->Argv[2], FALSE, TRUE);\r | |
1921 | ASSERT_EFI_ERROR(Status);\r | |
1922 | case 2:\r | |
1923 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%1", NewScriptFile->Argv[1], FALSE, TRUE);\r | |
1924 | ASSERT_EFI_ERROR(Status);\r | |
1925 | case 1:\r | |
1926 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%0", NewScriptFile->Argv[0], FALSE, TRUE);\r | |
1927 | ASSERT_EFI_ERROR(Status);\r | |
1928 | break;\r | |
1929 | case 0:\r | |
1930 | break;\r | |
1931 | }\r | |
1932 | }\r | |
1933 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%1", L"\"\"", FALSE, FALSE);\r | |
1934 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%2", L"\"\"", FALSE, FALSE);\r | |
1935 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%3", L"\"\"", FALSE, FALSE);\r | |
1936 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%4", L"\"\"", FALSE, FALSE);\r | |
1937 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%5", L"\"\"", FALSE, FALSE);\r | |
1938 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%6", L"\"\"", FALSE, FALSE);\r | |
1939 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%7", L"\"\"", FALSE, FALSE);\r | |
1940 | Status = ShellCopySearchAndReplace(CommandLine, CommandLine2, PcdGet16 (PcdShellPrintBufferSize), L"%8", L"\"\"", FALSE, FALSE);\r | |
1941 | Status = ShellCopySearchAndReplace(CommandLine2, CommandLine, PcdGet16 (PcdShellPrintBufferSize), L"%9", L"\"\"", FALSE, FALSE);\r | |
1942 | \r | |
1943 | StrCpy(CommandLine2, CommandLine);\r | |
1944 | \r | |
1945 | LastCommand = NewScriptFile->CurrentCommand;\r | |
1946 | \r | |
1947 | for (CommandLine3 = CommandLine2 ; CommandLine3[0] == L' ' ; CommandLine3++);\r | |
1948 | \r | |
3c865f20 | 1949 | if (CommandLine3 != NULL && CommandLine3[0] == L':' ) {\r |
a405b86d | 1950 | //\r |
1951 | // This line is a goto target / label\r | |
1952 | //\r | |
1953 | } else {\r | |
1954 | if (CommandLine3 != NULL && StrLen(CommandLine3) > 0) {\r | |
848997b5 | 1955 | if (CommandLine3[0] == L'@') {\r |
1956 | //\r | |
1957 | // We need to save the current echo state\r | |
1958 | // and disable echo for just this command.\r | |
1959 | //\r | |
1960 | PreCommandEchoState = ShellCommandGetEchoState();\r | |
1961 | ShellCommandSetEchoState(FALSE);\r | |
1962 | Status = RunCommand(CommandLine3+1);\r | |
1963 | \r | |
1964 | //\r | |
284e034f | 1965 | // If command was "@echo -off" or "@echo -on" then don't restore echo state\r |
848997b5 | 1966 | //\r |
284e034f CP |
1967 | if (StrCmp (L"@echo -off", CommandLine3) != 0 &&\r |
1968 | StrCmp (L"@echo -on", CommandLine3) != 0) {\r | |
1969 | //\r | |
1970 | // Now restore the pre-'@' echo state.\r | |
1971 | //\r | |
1972 | ShellCommandSetEchoState(PreCommandEchoState);\r | |
1973 | }\r | |
848997b5 | 1974 | } else {\r |
0d11446d | 1975 | if (ShellCommandGetEchoState()) {\r |
1976 | CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r | |
1977 | if (CurDir != NULL && StrLen(CurDir) > 1) {\r | |
1978 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_CURDIR), ShellInfoObject.HiiHandle, CurDir);\r | |
1979 | } else {\r | |
1980 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_SHELL), ShellInfoObject.HiiHandle);\r | |
1981 | }\r | |
1982 | ShellPrintEx(-1, -1, L"%s\r\n", CommandLine2);\r | |
1983 | }\r | |
848997b5 | 1984 | Status = RunCommand(CommandLine3);\r |
1985 | }\r | |
a405b86d | 1986 | }\r |
1987 | \r | |
1988 | if (ShellCommandGetScriptExit()) {\r | |
5b5cd144 CP |
1989 | //\r |
1990 | // ShellCommandGetExitCode() always returns a UINT64\r | |
1991 | //\r | |
ed34da40 | 1992 | UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ShellCommandGetExitCode());\r |
5b5cd144 CP |
1993 | DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r |
1994 | InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r | |
b6b22b13 | 1995 | \r |
1996 | ShellCommandRegisterExit(FALSE, 0);\r | |
a405b86d | 1997 | Status = EFI_SUCCESS;\r |
1998 | break;\r | |
1999 | }\r | |
c6a7fef8 ED |
2000 | if (ShellGetExecutionBreakFlag()) {\r |
2001 | break;\r | |
2002 | }\r | |
a405b86d | 2003 | if (EFI_ERROR(Status)) {\r |
2004 | break;\r | |
2005 | }\r | |
2006 | if (ShellCommandGetExit()) {\r | |
2007 | break;\r | |
2008 | }\r | |
2009 | }\r | |
2010 | //\r | |
2011 | // If that commend did not update the CurrentCommand then we need to advance it...\r | |
2012 | //\r | |
2013 | if (LastCommand == NewScriptFile->CurrentCommand) {\r | |
2014 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
2015 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
2016 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
2017 | }\r | |
2018 | }\r | |
2019 | } else {\r | |
2020 | NewScriptFile->CurrentCommand = (SCRIPT_COMMAND_LIST *)GetNextNode(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link);\r | |
2021 | if (!IsNull(&NewScriptFile->CommandList, &NewScriptFile->CurrentCommand->Link)) {\r | |
2022 | NewScriptFile->CurrentCommand->Reset = TRUE;\r | |
2023 | }\r | |
2024 | }\r | |
2025 | }\r | |
2026 | \r | |
a405b86d | 2027 | \r |
2028 | FreePool(CommandLine);\r | |
2029 | FreePool(CommandLine2);\r | |
2030 | ShellCommandSetNewScript (NULL);\r | |
733f138d | 2031 | \r |
2032 | //\r | |
2033 | // Only if this was the last script reset the state.\r | |
2034 | //\r | |
2035 | if (ShellCommandGetCurrentScriptFile()==NULL) {\r | |
2036 | ShellCommandSetEchoState(PreScriptEchoState);\r | |
2037 | }\r | |
a405b86d | 2038 | return (EFI_SUCCESS);\r |
2039 | }\r | |
2040 | \r | |
2041 | /**\r | |
2042 | Function to process a NSH script file.\r | |
2043 | \r | |
2044 | @param[in] ScriptPath Pointer to the script file name (including file system path).\r | |
2045 | \r | |
2046 | @retval EFI_SUCCESS the script completed sucessfully\r | |
2047 | **/\r | |
2048 | EFI_STATUS\r | |
2049 | EFIAPI\r | |
2050 | RunScriptFile (\r | |
2051 | IN CONST CHAR16 *ScriptPath\r | |
2052 | )\r | |
2053 | {\r | |
2054 | EFI_STATUS Status;\r | |
2055 | SHELL_FILE_HANDLE FileHandle;\r | |
2056 | \r | |
2057 | if (ShellIsFile(ScriptPath) != EFI_SUCCESS) {\r | |
2058 | return (EFI_INVALID_PARAMETER);\r | |
2059 | }\r | |
2060 | \r | |
2061 | Status = ShellOpenFileByName(ScriptPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
2062 | if (EFI_ERROR(Status)) {\r | |
2063 | return (Status);\r | |
2064 | }\r | |
2065 | \r | |
2066 | Status = RunScriptFileHandle(FileHandle, ScriptPath);\r | |
2067 | \r | |
2068 | ShellCloseFile(&FileHandle);\r | |
2069 | \r | |
2070 | return (Status);\r | |
2071 | }\r |