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8be0ba36 | 1 | /** @file\r |
2 | Function definitions for shell simple text in and out on top of file handles.\r | |
3 | \r | |
c011b6c9 | 4 | (C) Copyright 2013 Hewlett-Packard Development Company, L.P.<BR>\r |
48cb33ec | 5 | Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>\r |
8be0ba36 | 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 | |
8be0ba36 | 16 | #include "Shell.h"\r |
17 | \r | |
48cb33ec QS |
18 | extern BOOLEAN AsciiRedirection;\r |
19 | \r | |
8be0ba36 | 20 | typedef struct {\r |
21 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL SimpleTextIn;\r | |
22 | SHELL_FILE_HANDLE FileHandle;\r | |
23 | EFI_HANDLE TheHandle;\r | |
2c86b6b7 | 24 | UINT64 RemainingBytesOfInputFile;\r |
8be0ba36 | 25 | } SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL;\r |
26 | \r | |
27 | typedef struct {\r | |
28 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL SimpleTextOut;\r | |
29 | SHELL_FILE_HANDLE FileHandle;\r | |
30 | EFI_HANDLE TheHandle;\r | |
dcf9b428 | 31 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *OriginalSimpleTextOut;\r |
8be0ba36 | 32 | } SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL;\r |
33 | \r | |
34 | /**\r | |
35 | Event notification function for EFI_SIMPLE_TEXT_INPUT_PROTOCOL.WaitForKey event\r | |
36 | Signal the event if there is key available\r | |
37 | \r | |
38 | @param Event Indicates the event that invoke this function.\r | |
39 | @param Context Indicates the calling context.\r | |
40 | \r | |
41 | **/\r | |
42 | VOID\r | |
43 | EFIAPI\r | |
44 | ConInWaitForKey (\r | |
45 | IN EFI_EVENT Event,\r | |
46 | IN VOID *Context\r | |
47 | )\r | |
48 | {\r | |
2c86b6b7 | 49 | gBS->SignalEvent (Event);\r |
8be0ba36 | 50 | }\r |
51 | \r | |
52 | /**\r | |
53 | Reset function for the fake simple text input.\r | |
54 | \r | |
55 | @param[in] This A pointer to the SimpleTextIn structure.\r | |
56 | @param[in] ExtendedVerification TRUE for extra validation, FALSE otherwise.\r | |
57 | \r | |
58 | @retval EFI_SUCCESS The reset was successful.\r | |
59 | **/\r | |
60 | EFI_STATUS\r | |
61 | EFIAPI\r | |
62 | FileBasedSimpleTextInReset(\r | |
63 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
64 | IN BOOLEAN ExtendedVerification\r | |
65 | )\r | |
66 | {\r | |
67 | return (EFI_SUCCESS);\r | |
68 | }\r | |
69 | \r | |
70 | /**\r | |
71 | ReadKeyStroke function for the fake simple text input.\r | |
72 | \r | |
4ff7e37b ED |
73 | @param[in] This A pointer to the SimpleTextIn structure.\r |
74 | @param[in, out] Key A pointer to the Key structure to fill.\r | |
8be0ba36 | 75 | \r |
76 | @retval EFI_SUCCESS The read was successful.\r | |
77 | **/\r | |
78 | EFI_STATUS\r | |
79 | EFIAPI\r | |
80 | FileBasedSimpleTextInReadKeyStroke(\r | |
733f138d | 81 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r |
82 | IN OUT EFI_INPUT_KEY *Key\r | |
8be0ba36 | 83 | )\r |
84 | {\r | |
85 | UINTN Size;\r | |
48cb33ec | 86 | UINTN CharSize;\r |
2c86b6b7 JC |
87 | \r |
88 | //\r | |
89 | // Verify the parameters\r | |
90 | //\r | |
8be0ba36 | 91 | if (Key == NULL || This == NULL) {\r |
92 | return (EFI_INVALID_PARAMETER);\r | |
93 | }\r | |
2c86b6b7 JC |
94 | \r |
95 | //\r | |
96 | // Check if we have any characters left in the stream.\r | |
97 | //\r | |
98 | if (((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile == 0) {\r | |
99 | return (EFI_NOT_READY);\r | |
100 | }\r | |
101 | \r | |
102 | Size = sizeof(CHAR16);\r | |
103 | \r | |
48cb33ec QS |
104 | if(!AsciiRedirection) {\r |
105 | CharSize = sizeof(CHAR16);\r | |
106 | } else {\r | |
107 | CharSize = sizeof(CHAR8);\r | |
108 | } \r | |
2c86b6b7 JC |
109 | //\r |
110 | // Decrement the amount of free space by Size or set to zero (for odd length files)\r | |
111 | //\r | |
48cb33ec QS |
112 | if (((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile > CharSize) {\r |
113 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile -= CharSize;\r | |
2c86b6b7 JC |
114 | } else {\r |
115 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile = 0;\r | |
116 | }\r | |
117 | \r | |
8be0ba36 | 118 | Key->ScanCode = 0;\r |
119 | return (ShellInfoObject.NewEfiShellProtocol->ReadFile(\r | |
120 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->FileHandle,\r | |
121 | &Size,\r | |
122 | &Key->UnicodeChar));\r | |
123 | }\r | |
124 | \r | |
125 | /**\r | |
126 | Function to create a EFI_SIMPLE_TEXT_INPUT_PROTOCOL on top of a \r | |
127 | SHELL_FILE_HANDLE to support redirecting input from a file.\r | |
128 | \r | |
129 | @param[in] FileHandleToUse The pointer to the SHELL_FILE_HANDLE to use.\r | |
130 | @param[in] HandleLocation The pointer of a location to copy handle with protocol to.\r | |
131 | \r | |
132 | @retval NULL There was insufficient memory available.\r | |
133 | @return A pointer to the allocated protocol structure;\r | |
134 | **/\r | |
135 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL*\r | |
8be0ba36 | 136 | CreateSimpleTextInOnFile(\r |
137 | IN SHELL_FILE_HANDLE FileHandleToUse,\r | |
138 | IN EFI_HANDLE *HandleLocation\r | |
139 | )\r | |
140 | {\r | |
141 | SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *ProtocolToReturn;\r | |
142 | EFI_STATUS Status;\r | |
2c86b6b7 JC |
143 | UINT64 CurrentPosition;\r |
144 | UINT64 FileSize;\r | |
8be0ba36 | 145 | \r |
146 | if (HandleLocation == NULL || FileHandleToUse == NULL) {\r | |
147 | return (NULL);\r | |
148 | }\r | |
149 | \r | |
150 | ProtocolToReturn = AllocateZeroPool(sizeof(SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL));\r | |
151 | if (ProtocolToReturn == NULL) {\r | |
152 | return (NULL);\r | |
153 | }\r | |
2c86b6b7 JC |
154 | \r |
155 | ShellGetFileSize (FileHandleToUse, &FileSize);\r | |
156 | ShellGetFilePosition(FileHandleToUse, &CurrentPosition);\r | |
157 | \r | |
158 | //\r | |
159 | // Initialize the protocol members\r | |
160 | //\r | |
161 | ProtocolToReturn->RemainingBytesOfInputFile = FileSize - CurrentPosition;\r | |
162 | ProtocolToReturn->FileHandle = FileHandleToUse;\r | |
8be0ba36 | 163 | ProtocolToReturn->SimpleTextIn.Reset = FileBasedSimpleTextInReset;\r |
164 | ProtocolToReturn->SimpleTextIn.ReadKeyStroke = FileBasedSimpleTextInReadKeyStroke;\r | |
165 | \r | |
166 | Status = gBS->CreateEvent (\r | |
167 | EVT_NOTIFY_WAIT,\r | |
168 | TPL_NOTIFY,\r | |
169 | ConInWaitForKey,\r | |
170 | &ProtocolToReturn->SimpleTextIn,\r | |
171 | &ProtocolToReturn->SimpleTextIn.WaitForKey\r | |
172 | );\r | |
173 | \r | |
174 | if (EFI_ERROR(Status)) {\r | |
175 | FreePool(ProtocolToReturn);\r | |
176 | return (NULL);\r | |
177 | }\r | |
178 | ///@todo possibly also install SimpleTextInputEx on the handle at this point.\r | |
179 | Status = gBS->InstallProtocolInterface(\r | |
180 | &(ProtocolToReturn->TheHandle), \r | |
181 | &gEfiSimpleTextInProtocolGuid, \r | |
182 | EFI_NATIVE_INTERFACE, \r | |
183 | &(ProtocolToReturn->SimpleTextIn));\r | |
184 | if (!EFI_ERROR(Status)) {\r | |
185 | *HandleLocation = ProtocolToReturn->TheHandle;\r | |
186 | return ((EFI_SIMPLE_TEXT_INPUT_PROTOCOL*)ProtocolToReturn);\r | |
187 | } else {\r | |
188 | FreePool(ProtocolToReturn);\r | |
189 | return (NULL);\r | |
190 | }\r | |
191 | }\r | |
192 | \r | |
193 | /**\r | |
194 | Function to close a EFI_SIMPLE_TEXT_INPUT_PROTOCOL on top of a \r | |
195 | SHELL_FILE_HANDLE to support redirecting input from a file.\r | |
196 | \r | |
197 | @param[in] SimpleTextIn The pointer to the SimpleTextIn to close.\r | |
198 | \r | |
199 | @retval EFI_SUCCESS The object was closed.\r | |
200 | **/\r | |
201 | EFI_STATUS\r | |
8be0ba36 | 202 | CloseSimpleTextInOnFile(\r |
203 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *SimpleTextIn\r | |
204 | )\r | |
205 | {\r | |
206 | EFI_STATUS Status;\r | |
207 | EFI_STATUS Status1;\r | |
208 | \r | |
209 | if (SimpleTextIn == NULL) {\r | |
210 | return (EFI_INVALID_PARAMETER);\r | |
211 | }\r | |
212 | \r | |
213 | Status = gBS->CloseEvent(((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)SimpleTextIn)->SimpleTextIn.WaitForKey);\r | |
214 | \r | |
215 | Status1 = gBS->UninstallProtocolInterface(\r | |
216 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL*)SimpleTextIn)->TheHandle, \r | |
217 | &gEfiSimpleTextInProtocolGuid, \r | |
218 | &(((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL*)SimpleTextIn)->SimpleTextIn));\r | |
219 | \r | |
220 | FreePool(SimpleTextIn);\r | |
221 | if (!EFI_ERROR(Status)) {\r | |
222 | return (Status1);\r | |
223 | } else {\r | |
224 | return (Status);\r | |
225 | }\r | |
226 | }\r | |
227 | \r | |
228 | /**\r | |
229 | Reset the text output device hardware and optionaly run diagnostics.\r | |
230 | \r | |
231 | @param This pointer to EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL\r | |
232 | @param ExtendedVerification Indicates that a more extensive test may be performed\r | |
233 | \r | |
234 | @retval EFI_SUCCESS The text output device was reset.\r | |
235 | **/\r | |
236 | EFI_STATUS\r | |
237 | EFIAPI\r | |
238 | FileBasedSimpleTextOutReset (\r | |
239 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
240 | IN BOOLEAN ExtendedVerification\r | |
241 | )\r | |
242 | {\r | |
243 | return (EFI_SUCCESS);\r | |
244 | }\r | |
245 | \r | |
246 | /**\r | |
247 | Verifies that all characters in a Unicode string can be output to the\r | |
248 | target device.\r | |
249 | \r | |
250 | @param[in] This Protocol instance pointer.\r | |
251 | @param[in] WString The NULL-terminated Unicode string to be examined.\r | |
252 | \r | |
253 | @retval EFI_SUCCESS The device(s) are capable of rendering the output string.\r | |
254 | **/\r | |
255 | EFI_STATUS\r | |
256 | EFIAPI\r | |
257 | FileBasedSimpleTextOutTestString (\r | |
258 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
259 | IN CHAR16 *WString\r | |
260 | )\r | |
261 | {\r | |
262 | return (EFI_SUCCESS);\r | |
263 | }\r | |
264 | \r | |
265 | /**\r | |
266 | Returns information for an available text mode that the output device(s)\r | |
267 | supports.\r | |
268 | \r | |
269 | @param[in] This Protocol instance pointer.\r | |
270 | @param[in] ModeNumber The mode number to return information on.\r | |
271 | @param[out] Columns Upon return, the number of columns in the selected geometry\r | |
272 | @param[out] Rows Upon return, the number of rows in the selected geometry\r | |
273 | \r | |
274 | @retval EFI_UNSUPPORTED The mode number was not valid.\r | |
275 | **/\r | |
276 | EFI_STATUS\r | |
277 | EFIAPI\r | |
278 | FileBasedSimpleTextOutQueryMode (\r | |
279 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
280 | IN UINTN ModeNumber,\r | |
281 | OUT UINTN *Columns,\r | |
282 | OUT UINTN *Rows\r | |
283 | )\r | |
284 | {\r | |
6f05676d SQ |
285 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *PassThruProtocol;\r |
286 | \r | |
287 | PassThruProtocol = ((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)This)->OriginalSimpleTextOut;\r | |
dcf9b428 CP |
288 | \r |
289 | // Pass the QueryMode call thru to the original SimpleTextOutProtocol\r | |
290 | return (PassThruProtocol->QueryMode(\r | |
291 | PassThruProtocol,\r | |
292 | ModeNumber,\r | |
293 | Columns,\r | |
294 | Rows));\r | |
8be0ba36 | 295 | }\r |
296 | \r | |
297 | /**\r | |
298 | Sets the output device(s) to a specified mode.\r | |
299 | \r | |
300 | @param[in] This Protocol instance pointer.\r | |
301 | @param[in] ModeNumber The mode number to set.\r | |
302 | \r | |
303 | @retval EFI_UNSUPPORTED The mode number was not valid.\r | |
304 | **/\r | |
305 | EFI_STATUS\r | |
306 | EFIAPI\r | |
307 | FileBasedSimpleTextOutSetMode (\r | |
308 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
309 | IN UINTN ModeNumber\r | |
310 | )\r | |
311 | {\r | |
312 | return (EFI_UNSUPPORTED);\r | |
313 | }\r | |
314 | \r | |
315 | /**\r | |
316 | Sets the background and foreground colors for the OutputString () and\r | |
317 | ClearScreen () functions.\r | |
318 | \r | |
319 | @param[in] This Protocol instance pointer.\r | |
320 | @param[in] Attribute The attribute to set. Bits 0..3 are the foreground color, and\r | |
321 | bits 4..6 are the background color. All other bits are undefined\r | |
322 | and must be zero. The valid Attributes are defined in this file.\r | |
323 | \r | |
324 | @retval EFI_SUCCESS The attribute was set.\r | |
325 | **/\r | |
326 | EFI_STATUS\r | |
327 | EFIAPI\r | |
328 | FileBasedSimpleTextOutSetAttribute (\r | |
329 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
330 | IN UINTN Attribute\r | |
331 | )\r | |
332 | {\r | |
333 | return (EFI_SUCCESS);\r | |
334 | }\r | |
335 | \r | |
336 | /**\r | |
337 | Clears the output device(s) display to the currently selected background\r | |
338 | color.\r | |
339 | \r | |
340 | @param[in] This Protocol instance pointer.\r | |
341 | \r | |
342 | @retval EFI_UNSUPPORTED The output device is not in a valid text mode.\r | |
343 | **/\r | |
344 | EFI_STATUS\r | |
345 | EFIAPI\r | |
346 | FileBasedSimpleTextOutClearScreen (\r | |
347 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This\r | |
348 | )\r | |
349 | {\r | |
350 | return (EFI_SUCCESS);\r | |
351 | }\r | |
352 | \r | |
353 | /**\r | |
354 | Sets the current coordinates of the cursor position\r | |
355 | \r | |
356 | @param[in] This Protocol instance pointer.\r | |
357 | @param[in] Column Column to put the cursor in. Must be between zero and Column returned from QueryMode\r | |
358 | @param[in] Row Row to put the cursor in. Must be between zero and Row returned from QueryMode\r | |
359 | \r | |
360 | @retval EFI_SUCCESS The operation completed successfully.\r | |
361 | **/\r | |
362 | EFI_STATUS\r | |
363 | EFIAPI\r | |
364 | FileBasedSimpleTextOutSetCursorPosition (\r | |
365 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
366 | IN UINTN Column,\r | |
367 | IN UINTN Row\r | |
368 | )\r | |
369 | {\r | |
370 | return (EFI_SUCCESS);\r | |
371 | }\r | |
372 | \r | |
373 | /**\r | |
374 | Makes the cursor visible or invisible\r | |
375 | \r | |
376 | @param[in] This Protocol instance pointer.\r | |
377 | @param[in] Visible If TRUE, the cursor is set to be visible. If FALSE, the cursor is\r | |
378 | set to be invisible.\r | |
379 | \r | |
380 | @retval EFI_SUCCESS The operation completed successfully.\r | |
381 | **/\r | |
382 | EFI_STATUS\r | |
383 | EFIAPI\r | |
384 | FileBasedSimpleTextOutEnableCursor (\r | |
385 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
386 | IN BOOLEAN Visible\r | |
387 | )\r | |
388 | {\r | |
389 | return (EFI_SUCCESS);\r | |
390 | }\r | |
391 | \r | |
392 | /**\r | |
393 | Write a Unicode string to the output device.\r | |
394 | \r | |
395 | @param[in] This Protocol instance pointer.\r | |
396 | @param[in] WString The NULL-terminated Unicode string to be displayed on the output\r | |
397 | device(s). All output devices must also support the Unicode\r | |
398 | drawing defined in this file.\r | |
399 | @retval EFI_SUCCESS The string was output to the device.\r | |
400 | @retval EFI_DEVICE_ERROR The device reported an error while attempting to output\r | |
401 | the text.\r | |
402 | @retval EFI_UNSUPPORTED The output device's mode is not currently in a\r | |
403 | defined text mode.\r | |
404 | @retval EFI_WARN_UNKNOWN_GLYPH This warning code indicates that some of the\r | |
405 | characters in the Unicode string could not be\r | |
406 | rendered and were skipped.\r | |
407 | **/\r | |
408 | EFI_STATUS\r | |
409 | EFIAPI\r | |
410 | FileBasedSimpleTextOutOutputString (\r | |
411 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r | |
412 | IN CHAR16 *WString\r | |
413 | )\r | |
414 | {\r | |
415 | UINTN Size;\r | |
416 | Size = StrLen(WString) * sizeof(CHAR16);\r | |
417 | return (ShellInfoObject.NewEfiShellProtocol->WriteFile(\r | |
418 | ((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)This)->FileHandle,\r | |
419 | &Size,\r | |
420 | WString));\r | |
421 | }\r | |
422 | \r | |
423 | /**\r | |
424 | Function to create a EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL on top of a \r | |
425 | SHELL_FILE_HANDLE to support redirecting output from a file.\r | |
426 | \r | |
dcf9b428 CP |
427 | @param[in] FileHandleToUse The pointer to the SHELL_FILE_HANDLE to use.\r |
428 | @param[in] HandleLocation The pointer of a location to copy handle with protocol to.\r | |
429 | @param[in] OriginalProtocol The pointer to the original output protocol for pass thru of functions.\r | |
8be0ba36 | 430 | \r |
431 | @retval NULL There was insufficient memory available.\r | |
432 | @return A pointer to the allocated protocol structure;\r | |
433 | **/\r | |
434 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL*\r | |
8be0ba36 | 435 | CreateSimpleTextOutOnFile(\r |
dcf9b428 CP |
436 | IN SHELL_FILE_HANDLE FileHandleToUse,\r |
437 | IN EFI_HANDLE *HandleLocation,\r | |
438 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *OriginalProtocol\r | |
8be0ba36 | 439 | )\r |
440 | {\r | |
441 | SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ProtocolToReturn;\r | |
442 | EFI_STATUS Status;\r | |
443 | \r | |
444 | if (HandleLocation == NULL || FileHandleToUse == NULL) {\r | |
445 | return (NULL);\r | |
446 | }\r | |
447 | \r | |
448 | ProtocolToReturn = AllocateZeroPool(sizeof(SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL));\r | |
449 | if (ProtocolToReturn == NULL) {\r | |
450 | return (NULL);\r | |
451 | }\r | |
452 | ProtocolToReturn->FileHandle = FileHandleToUse;\r | |
dcf9b428 | 453 | ProtocolToReturn->OriginalSimpleTextOut = OriginalProtocol;\r |
8be0ba36 | 454 | ProtocolToReturn->SimpleTextOut.Reset = FileBasedSimpleTextOutReset;\r |
455 | ProtocolToReturn->SimpleTextOut.TestString = FileBasedSimpleTextOutTestString;\r | |
456 | ProtocolToReturn->SimpleTextOut.QueryMode = FileBasedSimpleTextOutQueryMode;\r | |
457 | ProtocolToReturn->SimpleTextOut.SetMode = FileBasedSimpleTextOutSetMode;\r | |
458 | ProtocolToReturn->SimpleTextOut.SetAttribute = FileBasedSimpleTextOutSetAttribute;\r | |
459 | ProtocolToReturn->SimpleTextOut.ClearScreen = FileBasedSimpleTextOutClearScreen;\r | |
460 | ProtocolToReturn->SimpleTextOut.SetCursorPosition = FileBasedSimpleTextOutSetCursorPosition;\r | |
461 | ProtocolToReturn->SimpleTextOut.EnableCursor = FileBasedSimpleTextOutEnableCursor;\r | |
462 | ProtocolToReturn->SimpleTextOut.OutputString = FileBasedSimpleTextOutOutputString;\r | |
463 | ProtocolToReturn->SimpleTextOut.Mode = AllocateZeroPool(sizeof(EFI_SIMPLE_TEXT_OUTPUT_MODE));\r | |
464 | if (ProtocolToReturn->SimpleTextOut.Mode == NULL) {\r | |
465 | FreePool(ProtocolToReturn);\r | |
466 | return (NULL);\r | |
467 | }\r | |
dcf9b428 CP |
468 | ProtocolToReturn->SimpleTextOut.Mode->MaxMode = OriginalProtocol->Mode->MaxMode;\r |
469 | ProtocolToReturn->SimpleTextOut.Mode->Mode = OriginalProtocol->Mode->Mode;\r | |
470 | ProtocolToReturn->SimpleTextOut.Mode->Attribute = OriginalProtocol->Mode->Attribute;\r | |
471 | ProtocolToReturn->SimpleTextOut.Mode->CursorColumn = OriginalProtocol->Mode->CursorColumn;\r | |
472 | ProtocolToReturn->SimpleTextOut.Mode->CursorRow = OriginalProtocol->Mode->CursorRow;\r | |
473 | ProtocolToReturn->SimpleTextOut.Mode->CursorVisible = OriginalProtocol->Mode->CursorVisible;\r | |
8be0ba36 | 474 | \r |
475 | Status = gBS->InstallProtocolInterface(\r | |
476 | &(ProtocolToReturn->TheHandle), \r | |
477 | &gEfiSimpleTextOutProtocolGuid, \r | |
478 | EFI_NATIVE_INTERFACE, \r | |
479 | &(ProtocolToReturn->SimpleTextOut));\r | |
480 | if (!EFI_ERROR(Status)) {\r | |
481 | *HandleLocation = ProtocolToReturn->TheHandle;\r | |
482 | return ((EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL*)ProtocolToReturn);\r | |
483 | } else {\r | |
5772d0f5 QS |
484 | SHELL_FREE_NON_NULL(ProtocolToReturn->SimpleTextOut.Mode);\r |
485 | SHELL_FREE_NON_NULL(ProtocolToReturn);\r | |
8be0ba36 | 486 | return (NULL);\r |
487 | }\r | |
488 | }\r | |
489 | \r | |
490 | /**\r | |
491 | Function to close a EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL on top of a \r | |
492 | SHELL_FILE_HANDLE to support redirecting output from a file.\r | |
493 | \r | |
733f138d | 494 | @param[in] SimpleTextOut The pointer to the SimpleTextOUT to close.\r |
8be0ba36 | 495 | \r |
496 | @retval EFI_SUCCESS The object was closed.\r | |
497 | **/\r | |
498 | EFI_STATUS\r | |
8be0ba36 | 499 | CloseSimpleTextOutOnFile(\r |
733f138d | 500 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut\r |
8be0ba36 | 501 | )\r |
502 | {\r | |
503 | EFI_STATUS Status;\r | |
504 | if (SimpleTextOut == NULL) {\r | |
505 | return (EFI_INVALID_PARAMETER);\r | |
506 | }\r | |
507 | Status = gBS->UninstallProtocolInterface(\r | |
508 | ((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL*)SimpleTextOut)->TheHandle, \r | |
509 | &gEfiSimpleTextOutProtocolGuid, \r | |
510 | &(((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL*)SimpleTextOut)->SimpleTextOut));\r | |
5772d0f5 | 511 | FreePool(SimpleTextOut->Mode);\r |
8be0ba36 | 512 | FreePool(SimpleTextOut);\r |
513 | return (Status);\r | |
514 | }\r |