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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 |
ba0014b9 | 5 | Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r |
56ba3746 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
8be0ba36 | 7 | \r |
8 | **/\r | |
9 | \r | |
8be0ba36 | 10 | #include "Shell.h"\r |
11 | \r | |
47d20b54 | 12 | extern BOOLEAN AsciiRedirection;\r |
48cb33ec | 13 | \r |
8be0ba36 | 14 | typedef struct {\r |
47d20b54 MK |
15 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL SimpleTextIn;\r |
16 | SHELL_FILE_HANDLE FileHandle;\r | |
17 | EFI_HANDLE TheHandle;\r | |
18 | UINT64 RemainingBytesOfInputFile;\r | |
8be0ba36 | 19 | } SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL;\r |
20 | \r | |
21 | typedef struct {\r | |
47d20b54 MK |
22 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL SimpleTextOut;\r |
23 | SHELL_FILE_HANDLE FileHandle;\r | |
24 | EFI_HANDLE TheHandle;\r | |
25 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *OriginalSimpleTextOut;\r | |
8be0ba36 | 26 | } SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL;\r |
27 | \r | |
28 | /**\r | |
29 | Event notification function for EFI_SIMPLE_TEXT_INPUT_PROTOCOL.WaitForKey event\r | |
30 | Signal the event if there is key available\r | |
31 | \r | |
32 | @param Event Indicates the event that invoke this function.\r | |
33 | @param Context Indicates the calling context.\r | |
34 | \r | |
35 | **/\r | |
36 | VOID\r | |
37 | EFIAPI\r | |
38 | ConInWaitForKey (\r | |
47d20b54 MK |
39 | IN EFI_EVENT Event,\r |
40 | IN VOID *Context\r | |
8be0ba36 | 41 | )\r |
42 | {\r | |
2c86b6b7 | 43 | gBS->SignalEvent (Event);\r |
8be0ba36 | 44 | }\r |
45 | \r | |
46 | /**\r | |
47 | Reset function for the fake simple text input.\r | |
48 | \r | |
49 | @param[in] This A pointer to the SimpleTextIn structure.\r | |
50 | @param[in] ExtendedVerification TRUE for extra validation, FALSE otherwise.\r | |
51 | \r | |
52 | @retval EFI_SUCCESS The reset was successful.\r | |
53 | **/\r | |
54 | EFI_STATUS\r | |
55 | EFIAPI\r | |
47d20b54 MK |
56 | FileBasedSimpleTextInReset (\r |
57 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
58 | IN BOOLEAN ExtendedVerification\r | |
8be0ba36 | 59 | )\r |
60 | {\r | |
61 | return (EFI_SUCCESS);\r | |
62 | }\r | |
63 | \r | |
64 | /**\r | |
65 | ReadKeyStroke function for the fake simple text input.\r | |
66 | \r | |
4ff7e37b ED |
67 | @param[in] This A pointer to the SimpleTextIn structure.\r |
68 | @param[in, out] Key A pointer to the Key structure to fill.\r | |
8be0ba36 | 69 | \r |
70 | @retval EFI_SUCCESS The read was successful.\r | |
71 | **/\r | |
72 | EFI_STATUS\r | |
73 | EFIAPI\r | |
47d20b54 MK |
74 | FileBasedSimpleTextInReadKeyStroke (\r |
75 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This,\r | |
76 | IN OUT EFI_INPUT_KEY *Key\r | |
8be0ba36 | 77 | )\r |
78 | {\r | |
47d20b54 MK |
79 | UINTN Size;\r |
80 | UINTN CharSize;\r | |
2c86b6b7 JC |
81 | \r |
82 | //\r | |
83 | // Verify the parameters\r | |
84 | //\r | |
47d20b54 | 85 | if ((Key == NULL) || (This == NULL)) {\r |
8be0ba36 | 86 | return (EFI_INVALID_PARAMETER);\r |
87 | }\r | |
2c86b6b7 JC |
88 | \r |
89 | //\r | |
90 | // Check if we have any characters left in the stream.\r | |
91 | //\r | |
92 | if (((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile == 0) {\r | |
93 | return (EFI_NOT_READY);\r | |
94 | }\r | |
95 | \r | |
47d20b54 | 96 | Size = sizeof (CHAR16);\r |
2c86b6b7 | 97 | \r |
47d20b54 MK |
98 | if (!AsciiRedirection) {\r |
99 | CharSize = sizeof (CHAR16);\r | |
48cb33ec | 100 | } else {\r |
47d20b54 | 101 | CharSize = sizeof (CHAR8);\r |
ba0014b9 | 102 | }\r |
47d20b54 | 103 | \r |
2c86b6b7 JC |
104 | //\r |
105 | // Decrement the amount of free space by Size or set to zero (for odd length files)\r | |
106 | //\r | |
48cb33ec QS |
107 | if (((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile > CharSize) {\r |
108 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile -= CharSize;\r | |
2c86b6b7 JC |
109 | } else {\r |
110 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->RemainingBytesOfInputFile = 0;\r | |
111 | }\r | |
112 | \r | |
8be0ba36 | 113 | Key->ScanCode = 0;\r |
47d20b54 MK |
114 | return (ShellInfoObject.NewEfiShellProtocol->ReadFile (\r |
115 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)This)->FileHandle,\r | |
116 | &Size,\r | |
117 | &Key->UnicodeChar\r | |
118 | ));\r | |
8be0ba36 | 119 | }\r |
120 | \r | |
121 | /**\r | |
ba0014b9 | 122 | Function to create a EFI_SIMPLE_TEXT_INPUT_PROTOCOL on top of a\r |
8be0ba36 | 123 | SHELL_FILE_HANDLE to support redirecting input from a file.\r |
124 | \r | |
125 | @param[in] FileHandleToUse The pointer to the SHELL_FILE_HANDLE to use.\r | |
126 | @param[in] HandleLocation The pointer of a location to copy handle with protocol to.\r | |
127 | \r | |
128 | @retval NULL There was insufficient memory available.\r | |
129 | @return A pointer to the allocated protocol structure;\r | |
130 | **/\r | |
47d20b54 MK |
131 | EFI_SIMPLE_TEXT_INPUT_PROTOCOL *\r |
132 | CreateSimpleTextInOnFile (\r | |
8be0ba36 | 133 | IN SHELL_FILE_HANDLE FileHandleToUse,\r |
134 | IN EFI_HANDLE *HandleLocation\r | |
135 | )\r | |
136 | {\r | |
137 | SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *ProtocolToReturn;\r | |
138 | EFI_STATUS Status;\r | |
2c86b6b7 JC |
139 | UINT64 CurrentPosition;\r |
140 | UINT64 FileSize;\r | |
8be0ba36 | 141 | \r |
47d20b54 | 142 | if ((HandleLocation == NULL) || (FileHandleToUse == NULL)) {\r |
8be0ba36 | 143 | return (NULL);\r |
144 | }\r | |
145 | \r | |
47d20b54 | 146 | ProtocolToReturn = AllocateZeroPool (sizeof (SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL));\r |
8be0ba36 | 147 | if (ProtocolToReturn == NULL) {\r |
148 | return (NULL);\r | |
149 | }\r | |
2c86b6b7 | 150 | \r |
47d20b54 MK |
151 | ShellGetFileSize (FileHandleToUse, &FileSize);\r |
152 | ShellGetFilePosition (FileHandleToUse, &CurrentPosition);\r | |
2c86b6b7 JC |
153 | \r |
154 | //\r | |
155 | // Initialize the protocol members\r | |
156 | //\r | |
157 | ProtocolToReturn->RemainingBytesOfInputFile = FileSize - CurrentPosition;\r | |
158 | ProtocolToReturn->FileHandle = FileHandleToUse;\r | |
8be0ba36 | 159 | ProtocolToReturn->SimpleTextIn.Reset = FileBasedSimpleTextInReset;\r |
160 | ProtocolToReturn->SimpleTextIn.ReadKeyStroke = FileBasedSimpleTextInReadKeyStroke;\r | |
ba0014b9 | 161 | \r |
8be0ba36 | 162 | Status = gBS->CreateEvent (\r |
163 | EVT_NOTIFY_WAIT,\r | |
164 | TPL_NOTIFY,\r | |
165 | ConInWaitForKey,\r | |
166 | &ProtocolToReturn->SimpleTextIn,\r | |
167 | &ProtocolToReturn->SimpleTextIn.WaitForKey\r | |
168 | );\r | |
169 | \r | |
47d20b54 MK |
170 | if (EFI_ERROR (Status)) {\r |
171 | FreePool (ProtocolToReturn);\r | |
8be0ba36 | 172 | return (NULL);\r |
173 | }\r | |
47d20b54 MK |
174 | \r |
175 | /// @todo possibly also install SimpleTextInputEx on the handle at this point.\r | |
176 | Status = gBS->InstallProtocolInterface (\r | |
177 | &(ProtocolToReturn->TheHandle),\r | |
178 | &gEfiSimpleTextInProtocolGuid,\r | |
179 | EFI_NATIVE_INTERFACE,\r | |
180 | &(ProtocolToReturn->SimpleTextIn)\r | |
181 | );\r | |
182 | if (!EFI_ERROR (Status)) {\r | |
8be0ba36 | 183 | *HandleLocation = ProtocolToReturn->TheHandle;\r |
47d20b54 | 184 | return ((EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)ProtocolToReturn);\r |
8be0ba36 | 185 | } else {\r |
47d20b54 | 186 | FreePool (ProtocolToReturn);\r |
8be0ba36 | 187 | return (NULL);\r |
188 | }\r | |
189 | }\r | |
190 | \r | |
191 | /**\r | |
ba0014b9 | 192 | Function to close a EFI_SIMPLE_TEXT_INPUT_PROTOCOL on top of a\r |
8be0ba36 | 193 | SHELL_FILE_HANDLE to support redirecting input from a file.\r |
194 | \r | |
195 | @param[in] SimpleTextIn The pointer to the SimpleTextIn to close.\r | |
196 | \r | |
197 | @retval EFI_SUCCESS The object was closed.\r | |
198 | **/\r | |
199 | EFI_STATUS\r | |
47d20b54 | 200 | CloseSimpleTextInOnFile (\r |
8be0ba36 | 201 | IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *SimpleTextIn\r |
202 | )\r | |
203 | {\r | |
47d20b54 MK |
204 | EFI_STATUS Status;\r |
205 | EFI_STATUS Status1;\r | |
8be0ba36 | 206 | \r |
207 | if (SimpleTextIn == NULL) {\r | |
208 | return (EFI_INVALID_PARAMETER);\r | |
209 | }\r | |
210 | \r | |
47d20b54 | 211 | Status = gBS->CloseEvent (((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)SimpleTextIn)->SimpleTextIn.WaitForKey);\r |
8be0ba36 | 212 | \r |
47d20b54 MK |
213 | Status1 = gBS->UninstallProtocolInterface (\r |
214 | ((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)SimpleTextIn)->TheHandle,\r | |
215 | &gEfiSimpleTextInProtocolGuid,\r | |
216 | &(((SHELL_EFI_SIMPLE_TEXT_INPUT_PROTOCOL *)SimpleTextIn)->SimpleTextIn)\r | |
217 | );\r | |
8be0ba36 | 218 | \r |
47d20b54 MK |
219 | FreePool (SimpleTextIn);\r |
220 | if (!EFI_ERROR (Status)) {\r | |
8be0ba36 | 221 | return (Status1);\r |
222 | } else {\r | |
223 | return (Status);\r | |
224 | }\r | |
225 | }\r | |
226 | \r | |
227 | /**\r | |
6a5033ca | 228 | Reset the text output device hardware and optionally run diagnostics.\r |
8be0ba36 | 229 | \r |
230 | @param This pointer to EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL\r | |
231 | @param ExtendedVerification Indicates that a more extensive test may be performed\r | |
232 | \r | |
233 | @retval EFI_SUCCESS The text output device was reset.\r | |
234 | **/\r | |
235 | EFI_STATUS\r | |
236 | EFIAPI\r | |
237 | FileBasedSimpleTextOutReset (\r | |
47d20b54 MK |
238 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
239 | IN BOOLEAN ExtendedVerification\r | |
8be0ba36 | 240 | )\r |
241 | {\r | |
242 | return (EFI_SUCCESS);\r | |
243 | }\r | |
244 | \r | |
245 | /**\r | |
246 | Verifies that all characters in a Unicode string can be output to the\r | |
247 | target device.\r | |
248 | \r | |
249 | @param[in] This Protocol instance pointer.\r | |
250 | @param[in] WString The NULL-terminated Unicode string to be examined.\r | |
251 | \r | |
252 | @retval EFI_SUCCESS The device(s) are capable of rendering the output string.\r | |
253 | **/\r | |
254 | EFI_STATUS\r | |
255 | EFIAPI\r | |
256 | FileBasedSimpleTextOutTestString (\r | |
47d20b54 MK |
257 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
258 | IN CHAR16 *WString\r | |
8be0ba36 | 259 | )\r |
260 | {\r | |
261 | return (EFI_SUCCESS);\r | |
262 | }\r | |
263 | \r | |
264 | /**\r | |
265 | Returns information for an available text mode that the output device(s)\r | |
266 | supports.\r | |
267 | \r | |
268 | @param[in] This Protocol instance pointer.\r | |
269 | @param[in] ModeNumber The mode number to return information on.\r | |
270 | @param[out] Columns Upon return, the number of columns in the selected geometry\r | |
271 | @param[out] Rows Upon return, the number of rows in the selected geometry\r | |
272 | \r | |
273 | @retval EFI_UNSUPPORTED The mode number was not valid.\r | |
274 | **/\r | |
275 | EFI_STATUS\r | |
276 | EFIAPI\r | |
277 | FileBasedSimpleTextOutQueryMode (\r | |
47d20b54 MK |
278 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
279 | IN UINTN ModeNumber,\r | |
280 | OUT UINTN *Columns,\r | |
281 | OUT UINTN *Rows\r | |
8be0ba36 | 282 | )\r |
283 | {\r | |
47d20b54 | 284 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *PassThruProtocol;\r |
ba0014b9 | 285 | \r |
6f05676d | 286 | PassThruProtocol = ((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)This)->OriginalSimpleTextOut;\r |
ba0014b9 | 287 | \r |
dcf9b428 | 288 | // Pass the QueryMode call thru to the original SimpleTextOutProtocol\r |
47d20b54 MK |
289 | return (PassThruProtocol->QueryMode (\r |
290 | PassThruProtocol,\r | |
291 | ModeNumber,\r | |
292 | Columns,\r | |
293 | Rows\r | |
294 | ));\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 | |
47d20b54 | 309 | IN UINTN ModeNumber\r |
8be0ba36 | 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 | |
47d20b54 MK |
329 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
330 | IN UINTN Attribute\r | |
8be0ba36 | 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 | |
47d20b54 MK |
366 | IN UINTN Column,\r |
367 | IN UINTN Row\r | |
8be0ba36 | 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 | |
47d20b54 | 386 | IN BOOLEAN Visible\r |
8be0ba36 | 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 | |
47d20b54 MK |
411 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,\r |
412 | IN CHAR16 *WString\r | |
8be0ba36 | 413 | )\r |
414 | {\r | |
47d20b54 MK |
415 | UINTN Size;\r |
416 | \r | |
417 | Size = StrLen (WString) * sizeof (CHAR16);\r | |
418 | return (ShellInfoObject.NewEfiShellProtocol->WriteFile (\r | |
419 | ((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)This)->FileHandle,\r | |
420 | &Size,\r | |
421 | WString\r | |
422 | ));\r | |
8be0ba36 | 423 | }\r |
424 | \r | |
425 | /**\r | |
ba0014b9 | 426 | Function to create a EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL on top of a\r |
8be0ba36 | 427 | SHELL_FILE_HANDLE to support redirecting output from a file.\r |
428 | \r | |
dcf9b428 CP |
429 | @param[in] FileHandleToUse The pointer to the SHELL_FILE_HANDLE to use.\r |
430 | @param[in] HandleLocation The pointer of a location to copy handle with protocol to.\r | |
431 | @param[in] OriginalProtocol The pointer to the original output protocol for pass thru of functions.\r | |
8be0ba36 | 432 | \r |
433 | @retval NULL There was insufficient memory available.\r | |
434 | @return A pointer to the allocated protocol structure;\r | |
435 | **/\r | |
47d20b54 MK |
436 | EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *\r |
437 | CreateSimpleTextOutOnFile (\r | |
438 | IN SHELL_FILE_HANDLE FileHandleToUse,\r | |
439 | IN EFI_HANDLE *HandleLocation,\r | |
440 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *OriginalProtocol\r | |
8be0ba36 | 441 | )\r |
442 | {\r | |
47d20b54 MK |
443 | SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ProtocolToReturn;\r |
444 | EFI_STATUS Status;\r | |
8be0ba36 | 445 | \r |
47d20b54 | 446 | if ((HandleLocation == NULL) || (FileHandleToUse == NULL)) {\r |
8be0ba36 | 447 | return (NULL);\r |
448 | }\r | |
449 | \r | |
47d20b54 | 450 | ProtocolToReturn = AllocateZeroPool (sizeof (SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL));\r |
8be0ba36 | 451 | if (ProtocolToReturn == NULL) {\r |
452 | return (NULL);\r | |
453 | }\r | |
47d20b54 | 454 | \r |
8be0ba36 | 455 | ProtocolToReturn->FileHandle = FileHandleToUse;\r |
dcf9b428 | 456 | ProtocolToReturn->OriginalSimpleTextOut = OriginalProtocol;\r |
8be0ba36 | 457 | ProtocolToReturn->SimpleTextOut.Reset = FileBasedSimpleTextOutReset;\r |
458 | ProtocolToReturn->SimpleTextOut.TestString = FileBasedSimpleTextOutTestString;\r | |
459 | ProtocolToReturn->SimpleTextOut.QueryMode = FileBasedSimpleTextOutQueryMode;\r | |
460 | ProtocolToReturn->SimpleTextOut.SetMode = FileBasedSimpleTextOutSetMode;\r | |
461 | ProtocolToReturn->SimpleTextOut.SetAttribute = FileBasedSimpleTextOutSetAttribute;\r | |
462 | ProtocolToReturn->SimpleTextOut.ClearScreen = FileBasedSimpleTextOutClearScreen;\r | |
463 | ProtocolToReturn->SimpleTextOut.SetCursorPosition = FileBasedSimpleTextOutSetCursorPosition;\r | |
464 | ProtocolToReturn->SimpleTextOut.EnableCursor = FileBasedSimpleTextOutEnableCursor;\r | |
465 | ProtocolToReturn->SimpleTextOut.OutputString = FileBasedSimpleTextOutOutputString;\r | |
47d20b54 | 466 | ProtocolToReturn->SimpleTextOut.Mode = AllocateZeroPool (sizeof (EFI_SIMPLE_TEXT_OUTPUT_MODE));\r |
8be0ba36 | 467 | if (ProtocolToReturn->SimpleTextOut.Mode == NULL) {\r |
47d20b54 | 468 | FreePool (ProtocolToReturn);\r |
8be0ba36 | 469 | return (NULL);\r |
470 | }\r | |
47d20b54 | 471 | \r |
dcf9b428 CP |
472 | ProtocolToReturn->SimpleTextOut.Mode->MaxMode = OriginalProtocol->Mode->MaxMode;\r |
473 | ProtocolToReturn->SimpleTextOut.Mode->Mode = OriginalProtocol->Mode->Mode;\r | |
474 | ProtocolToReturn->SimpleTextOut.Mode->Attribute = OriginalProtocol->Mode->Attribute;\r | |
475 | ProtocolToReturn->SimpleTextOut.Mode->CursorColumn = OriginalProtocol->Mode->CursorColumn;\r | |
476 | ProtocolToReturn->SimpleTextOut.Mode->CursorRow = OriginalProtocol->Mode->CursorRow;\r | |
477 | ProtocolToReturn->SimpleTextOut.Mode->CursorVisible = OriginalProtocol->Mode->CursorVisible;\r | |
8be0ba36 | 478 | \r |
47d20b54 MK |
479 | Status = gBS->InstallProtocolInterface (\r |
480 | &(ProtocolToReturn->TheHandle),\r | |
481 | &gEfiSimpleTextOutProtocolGuid,\r | |
482 | EFI_NATIVE_INTERFACE,\r | |
483 | &(ProtocolToReturn->SimpleTextOut)\r | |
484 | );\r | |
485 | if (!EFI_ERROR (Status)) {\r | |
8be0ba36 | 486 | *HandleLocation = ProtocolToReturn->TheHandle;\r |
47d20b54 | 487 | return ((EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)ProtocolToReturn);\r |
8be0ba36 | 488 | } else {\r |
47d20b54 MK |
489 | SHELL_FREE_NON_NULL (ProtocolToReturn->SimpleTextOut.Mode);\r |
490 | SHELL_FREE_NON_NULL (ProtocolToReturn);\r | |
8be0ba36 | 491 | return (NULL);\r |
492 | }\r | |
493 | }\r | |
494 | \r | |
495 | /**\r | |
ba0014b9 | 496 | Function to close a EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL on top of a\r |
8be0ba36 | 497 | SHELL_FILE_HANDLE to support redirecting output from a file.\r |
498 | \r | |
733f138d | 499 | @param[in] SimpleTextOut The pointer to the SimpleTextOUT to close.\r |
8be0ba36 | 500 | \r |
501 | @retval EFI_SUCCESS The object was closed.\r | |
502 | **/\r | |
503 | EFI_STATUS\r | |
47d20b54 | 504 | CloseSimpleTextOutOnFile (\r |
733f138d | 505 | IN EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut\r |
8be0ba36 | 506 | )\r |
507 | {\r | |
508 | EFI_STATUS Status;\r | |
47d20b54 | 509 | \r |
8be0ba36 | 510 | if (SimpleTextOut == NULL) {\r |
511 | return (EFI_INVALID_PARAMETER);\r | |
512 | }\r | |
47d20b54 MK |
513 | \r |
514 | Status = gBS->UninstallProtocolInterface (\r | |
515 | ((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)SimpleTextOut)->TheHandle,\r | |
516 | &gEfiSimpleTextOutProtocolGuid,\r | |
517 | &(((SHELL_EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *)SimpleTextOut)->SimpleTextOut)\r | |
518 | );\r | |
519 | FreePool (SimpleTextOut->Mode);\r | |
520 | FreePool (SimpleTextOut);\r | |
8be0ba36 | 521 | return (Status);\r |
522 | }\r |