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55a9663b | 1 | /** @file |
f4e8509b | 2 | This library contains functions to do IFR opcode creation and utility functions |
3 | to help module to interact with a UEFI Form Browser. | |
55a9663b | 4 | |
5 | Copyright (c) 2007 - 2008, Intel Corporation | |
6 | All rights reserved. This program and the accompanying materials | |
7 | are licensed and made available under the terms and conditions of the BSD License | |
8 | which accompanies this distribution. The full text of the license may be found at | |
9 | http://opensource.org/licenses/bsd-license.php | |
10 | ||
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
13 | ||
14 | **/ | |
15 | ||
16 | #ifndef _IFR_SUPPORT_LIBRARY_H_ | |
17 | #define _IFR_SUPPORT_LIBRARY_H_ | |
18 | ||
19 | ||
20 | #include <Protocol/HiiFont.h> | |
21 | #include <Protocol/HiiImage.h> | |
22 | #include <Protocol/HiiString.h> | |
23 | #include <Protocol/HiiDatabase.h> | |
24 | #include <Protocol/HiiConfigRouting.h> | |
25 | #include <Protocol/HiiConfigAccess.h> | |
26 | #include <Protocol/FormBrowser2.h> | |
27 | #include <Protocol/SimpleTextOut.h> | |
28 | ||
29 | #include <Guid/GlobalVariable.h> | |
30 | ||
31 | // | |
32 | // The architectural variable "Lang" and "LangCodes" are deprecated in UEFI | |
33 | // specification. While, UEFI specification also states that these deprecated | |
34 | // variables may be provided for backwards compatibility. | |
35 | ||
36 | #define EFI_LANGUAGE_VARIABLE L"Lang" | |
37 | #define EFI_LANGUAGE_CODES_VARIABLE L"LangCodes" | |
38 | ||
39 | #define UEFI_LANGUAGE_VARIABLE L"PlatformLang" | |
40 | #define UEFI_LANGUAGE_CODES_VARIABLE L"PlatformLangCodes" | |
41 | ||
55a9663b | 42 | #define INVALID_VARSTORE_ID 0 |
43 | ||
44 | #define QUESTION_FLAGS (EFI_IFR_FLAG_READ_ONLY | EFI_IFR_FLAG_CALLBACK | EFI_IFR_FLAG_RESET_REQUIRED | EFI_IFR_FLAG_OPTIONS_ONLY) | |
45 | #define QUESTION_FLAGS_MASK (~QUESTION_FLAGS) | |
46 | ||
55a9663b | 47 | #pragma pack(1) |
48 | typedef struct { | |
49 | EFI_STRING_ID StringToken; | |
50 | EFI_IFR_TYPE_VALUE Value; | |
51 | UINT8 Flags; | |
52 | } IFR_OPTION; | |
53 | #pragma pack() | |
54 | ||
55 | typedef struct { | |
56 | /// | |
57 | /// Buffer size allocated for Data. | |
58 | /// | |
59 | UINT32 BufferSize; | |
60 | ||
61 | /// | |
62 | /// Offset in Data to append the newly created opcode binary. | |
63 | /// It will be adjusted automatically in Create***OpCode(), and should be | |
64 | /// initialized to 0 before invocation of a serial of Create***OpCode() | |
65 | /// | |
66 | UINT32 Offset; | |
67 | ||
68 | /// | |
69 | /// The destination buffer for created op-codes | |
70 | /// | |
71 | UINT8 *Data; | |
72 | } EFI_HII_UPDATE_DATA; | |
73 | ||
74 | ||
75 | /** | |
76 | Create EFI_IFR_END_OP opcode. | |
77 | ||
78 | If Data is NULL or Data->Data is NULL, then ASSERT. | |
79 | ||
80 | @param Data Destination for the created opcode binary | |
81 | ||
f4e8509b | 82 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 83 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
84 | ||
85 | **/ | |
86 | EFI_STATUS | |
87 | EFIAPI | |
88 | CreateEndOpCode ( | |
89 | IN OUT EFI_HII_UPDATE_DATA *Data | |
90 | ) | |
91 | ; | |
92 | ||
93 | /** | |
94 | Create EFI_IFR_DEFAULT_OP opcode. | |
95 | ||
f4e8509b | 96 | If Data is NULL or Data->Data is NULL, then ASSERT. |
97 | ||
55a9663b | 98 | @param Value Value for the default |
99 | @param Type Type for the default | |
100 | @param Data Destination for the created opcode binary | |
101 | ||
f4e8509b | 102 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 103 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
104 | @retval EFI_INVALID_PARAMETER The type is not valid. | |
105 | ||
106 | **/ | |
107 | EFI_STATUS | |
108 | EFIAPI | |
109 | CreateDefaultOpCode ( | |
110 | IN EFI_IFR_TYPE_VALUE *Value, | |
111 | IN UINT8 Type, | |
112 | IN OUT EFI_HII_UPDATE_DATA *Data | |
113 | ) | |
114 | ; | |
115 | ||
116 | /** | |
117 | Create EFI_IFR_ACTION_OP opcode. | |
118 | ||
f4e8509b | 119 | If Data is NULL or Data->Data is NULL, then ASSERT. |
120 | ||
55a9663b | 121 | @param QuestionId Question ID |
122 | @param Prompt String ID for Prompt | |
123 | @param Help String ID for Help | |
124 | @param QuestionFlags Flags in Question Header | |
125 | @param QuestionConfig String ID for configuration | |
126 | @param Data Destination for the created opcode binary | |
127 | ||
f4e8509b | 128 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 129 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
130 | @retval EFI_INVALID_PARAMETER If QuestionFlags is not valid. | |
131 | ||
132 | **/ | |
133 | EFI_STATUS | |
134 | EFIAPI | |
135 | CreateActionOpCode ( | |
136 | IN EFI_QUESTION_ID QuestionId, | |
137 | IN EFI_STRING_ID Prompt, | |
138 | IN EFI_STRING_ID Help, | |
139 | IN UINT8 QuestionFlags, | |
140 | IN EFI_STRING_ID QuestionConfig, | |
141 | IN OUT EFI_HII_UPDATE_DATA *Data | |
142 | ) | |
143 | ; | |
144 | ||
145 | /** | |
146 | Create EFI_IFR_SUBTITLE_OP opcode. | |
147 | ||
f4e8509b | 148 | If Data is NULL or Data->Data is NULL, then ASSERT. |
149 | ||
55a9663b | 150 | @param Prompt String ID for Prompt |
151 | @param Help String ID for Help | |
152 | @param Flags Subtitle opcode flags | |
153 | @param Scope Subtitle Scope bit | |
154 | @param Data Destination for the created opcode binary | |
155 | ||
f4e8509b | 156 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 157 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
158 | ||
159 | **/ | |
160 | EFI_STATUS | |
161 | EFIAPI | |
162 | CreateSubTitleOpCode ( | |
163 | IN EFI_STRING_ID Prompt, | |
164 | IN EFI_STRING_ID Help, | |
165 | IN UINT8 Flags, | |
166 | IN UINT8 Scope, | |
167 | IN OUT EFI_HII_UPDATE_DATA *Data | |
168 | ) | |
169 | ; | |
170 | ||
171 | /** | |
172 | Create EFI_IFR_TEXT_OP opcode. | |
173 | ||
f4e8509b | 174 | If Data is NULL or Data->Data is NULL, then ASSERT. |
175 | ||
55a9663b | 176 | @param Prompt String ID for Prompt |
177 | @param Help String ID for Help | |
178 | @param TextTwo String ID for text two | |
179 | @param Data Destination for the created opcode binary | |
180 | ||
f4e8509b | 181 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 182 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
183 | ||
184 | **/ | |
185 | EFI_STATUS | |
186 | EFIAPI | |
187 | CreateTextOpCode ( | |
188 | IN EFI_STRING_ID Prompt, | |
189 | IN EFI_STRING_ID Help, | |
190 | IN EFI_STRING_ID TextTwo, | |
191 | IN OUT EFI_HII_UPDATE_DATA *Data | |
192 | ) | |
193 | ; | |
194 | ||
195 | /** | |
196 | Create EFI_IFR_REF_OP opcode. | |
197 | ||
f4e8509b | 198 | If Data is NULL or Data->Data is NULL, then ASSERT. |
199 | ||
55a9663b | 200 | @param FormId Destination Form ID |
201 | @param Prompt String ID for Prompt | |
202 | @param Help String ID for Help | |
203 | @param QuestionFlags Flags in Question Header | |
204 | @param QuestionId Question ID | |
205 | @param Data Destination for the created opcode binary | |
206 | ||
f4e8509b | 207 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 208 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
209 | @retval EFI_INVALID_PARAMETER If QuestionFlags is not valid. | |
210 | ||
211 | **/ | |
212 | EFI_STATUS | |
213 | EFIAPI | |
214 | CreateGotoOpCode ( | |
215 | IN EFI_FORM_ID FormId, | |
216 | IN EFI_STRING_ID Prompt, | |
217 | IN EFI_STRING_ID Help, | |
218 | IN UINT8 QuestionFlags, | |
219 | IN EFI_QUESTION_ID QuestionId, | |
220 | IN OUT EFI_HII_UPDATE_DATA *Data | |
221 | ) | |
222 | ; | |
223 | ||
224 | /** | |
225 | Create EFI_IFR_ONE_OF_OPTION_OP opcode. | |
226 | ||
f4e8509b | 227 | If Data is NULL or Data->Data is NULL, then ASSERT. |
228 | ||
55a9663b | 229 | @param OptionCount The number of options. |
230 | @param OptionsList The list of Options. | |
231 | @param Type The data type. | |
232 | @param Data Destination for the created opcode binary | |
233 | ||
f4e8509b | 234 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 235 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
f4e8509b | 236 | @retval EFI_INVALID_PARAMETER If OptionCount is not zero but OptionsList is NULL. |
55a9663b | 237 | |
238 | **/ | |
239 | EFI_STATUS | |
240 | EFIAPI | |
241 | CreateOneOfOptionOpCode ( | |
242 | IN UINTN OptionCount, | |
243 | IN IFR_OPTION *OptionsList, | |
244 | IN UINT8 Type, | |
245 | IN OUT EFI_HII_UPDATE_DATA *Data | |
246 | ) | |
247 | ; | |
248 | ||
249 | /** | |
250 | Create EFI_IFR_ONE_OF_OP opcode. | |
251 | ||
f4e8509b | 252 | If Data is NULL or Data->Data is NULL, then ASSERT. |
253 | ||
55a9663b | 254 | @param QuestionId Question ID |
255 | @param VarStoreId Storage ID | |
256 | @param VarOffset Offset in Storage | |
257 | @param Prompt String ID for Prompt | |
258 | @param Help String ID for Help | |
259 | @param QuestionFlags Flags in Question Header | |
260 | @param OneOfFlags Flags for oneof opcode | |
261 | @param OptionsList List of options | |
262 | @param OptionCount Number of options in option list | |
263 | @param Data Destination for the created opcode binary | |
264 | ||
f4e8509b | 265 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 266 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
267 | @retval EFI_INVALID_PARAMETER If QuestionFlags is not valid. | |
268 | ||
269 | **/ | |
270 | EFI_STATUS | |
271 | EFIAPI | |
272 | CreateOneOfOpCode ( | |
273 | IN EFI_QUESTION_ID QuestionId, | |
274 | IN EFI_VARSTORE_ID VarStoreId, | |
275 | IN UINT16 VarOffset, | |
276 | IN EFI_STRING_ID Prompt, | |
277 | IN EFI_STRING_ID Help, | |
278 | IN UINT8 QuestionFlags, | |
279 | IN UINT8 OneOfFlags, | |
280 | IN IFR_OPTION *OptionsList, | |
281 | IN UINTN OptionCount, | |
282 | IN OUT EFI_HII_UPDATE_DATA *Data | |
283 | ) | |
284 | ; | |
285 | ||
286 | /** | |
287 | Create EFI_IFR_ORDERED_LIST_OP opcode. | |
288 | ||
f4e8509b | 289 | If Data is NULL or Data->Data is NULL, then ASSERT. |
290 | ||
55a9663b | 291 | @param QuestionId Question ID |
292 | @param VarStoreId Storage ID | |
293 | @param VarOffset Offset in Storage | |
294 | @param Prompt String ID for Prompt | |
295 | @param Help String ID for Help | |
296 | @param QuestionFlags Flags in Question Header | |
297 | @param OrderedListFlags Flags for ordered list opcode | |
298 | @param DataType Type for option value | |
299 | @param MaxContainers Maximum count for options in this ordered list | |
300 | @param OptionsList List of options | |
301 | @param OptionCount Number of options in option list | |
302 | @param Data Destination for the created opcode binary | |
303 | ||
f4e8509b | 304 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 305 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
306 | @retval EFI_INVALID_PARAMETER If QuestionFlags is not valid. | |
307 | ||
308 | **/ | |
309 | EFI_STATUS | |
310 | EFIAPI | |
311 | CreateOrderedListOpCode ( | |
312 | IN EFI_QUESTION_ID QuestionId, | |
313 | IN EFI_VARSTORE_ID VarStoreId, | |
314 | IN UINT16 VarOffset, | |
315 | IN EFI_STRING_ID Prompt, | |
316 | IN EFI_STRING_ID Help, | |
317 | IN UINT8 QuestionFlags, | |
318 | IN UINT8 OrderedListFlags, | |
319 | IN UINT8 DataType, | |
320 | IN UINT8 MaxContainers, | |
321 | IN IFR_OPTION *OptionsList, | |
55f298c3 | 322 | IN UINTN OptionCount, |
323 | IN OUT EFI_HII_UPDATE_DATA *Data | |
55a9663b | 324 | ) |
325 | ; | |
326 | ||
327 | /** | |
328 | Create EFI_IFR_CHECKBOX_OP opcode. | |
329 | ||
f4e8509b | 330 | If Data is NULL or Data->Data is NULL, then ASSERT. |
331 | ||
55a9663b | 332 | @param QuestionId Question ID |
333 | @param VarStoreId Storage ID | |
334 | @param VarOffset Offset in Storage | |
335 | @param Prompt String ID for Prompt | |
336 | @param Help String ID for Help | |
337 | @param QuestionFlags Flags in Question Header | |
338 | @param CheckBoxFlags Flags for checkbox opcode | |
339 | @param Data Destination for the created opcode binary | |
340 | ||
f4e8509b | 341 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 342 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
343 | @retval EFI_INVALID_PARAMETER If QuestionFlags is not valid. | |
344 | ||
345 | **/ | |
346 | EFI_STATUS | |
347 | EFIAPI | |
348 | CreateCheckBoxOpCode ( | |
349 | IN EFI_QUESTION_ID QuestionId, | |
350 | IN EFI_VARSTORE_ID VarStoreId, | |
351 | IN UINT16 VarOffset, | |
352 | IN EFI_STRING_ID Prompt, | |
353 | IN EFI_STRING_ID Help, | |
354 | IN UINT8 QuestionFlags, | |
355 | IN UINT8 CheckBoxFlags, | |
356 | IN OUT EFI_HII_UPDATE_DATA *Data | |
357 | ) | |
358 | ; | |
359 | ||
360 | /** | |
361 | Create EFI_IFR_NUMERIC_OP opcode. | |
362 | ||
f4e8509b | 363 | If Data is NULL or Data->Data is NULL, then ASSERT. |
364 | ||
55a9663b | 365 | @param QuestionId Question ID |
366 | @param VarStoreId Storage ID | |
367 | @param VarOffset Offset in Storage | |
368 | @param Prompt String ID for Prompt | |
369 | @param Help String ID for Help | |
370 | @param QuestionFlags Flags in Question Header | |
371 | @param NumericFlags Flags for numeric opcode | |
372 | @param Minimum Numeric minimum value | |
373 | @param Maximum Numeric maximum value | |
374 | @param Step Numeric step for edit | |
375 | @param Default Numeric default value | |
376 | @param Data Destination for the created opcode binary | |
377 | ||
f4e8509b | 378 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 379 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
380 | @retval EFI_INVALID_PARAMETER If QuestionFlags is not valid. | |
381 | ||
382 | **/ | |
383 | EFI_STATUS | |
384 | EFIAPI | |
385 | CreateNumericOpCode ( | |
386 | IN EFI_QUESTION_ID QuestionId, | |
387 | IN EFI_VARSTORE_ID VarStoreId, | |
388 | IN UINT16 VarOffset, | |
389 | IN EFI_STRING_ID Prompt, | |
390 | IN EFI_STRING_ID Help, | |
391 | IN UINT8 QuestionFlags, | |
392 | IN UINT8 NumericFlags, | |
393 | IN UINT64 Minimum, | |
394 | IN UINT64 Maximum, | |
395 | IN UINT64 Step, | |
396 | IN UINT64 Default, | |
397 | IN OUT EFI_HII_UPDATE_DATA *Data | |
398 | ) | |
399 | ; | |
400 | ||
401 | /** | |
402 | Create EFI_IFR_STRING_OP opcode. | |
403 | ||
f4e8509b | 404 | If Data is NULL or Data->Data is NULL, then ASSERT. |
405 | ||
55a9663b | 406 | @param QuestionId Question ID |
407 | @param VarStoreId Storage ID | |
408 | @param VarOffset Offset in Storage | |
409 | @param Prompt String ID for Prompt | |
410 | @param Help String ID for Help | |
411 | @param QuestionFlags Flags in Question Header | |
412 | @param StringFlags Flags for string opcode | |
413 | @param MinSize String minimum length | |
414 | @param MaxSize String maximum length | |
415 | @param Data Destination for the created opcode binary | |
416 | ||
f4e8509b | 417 | @retval EFI_SUCCESS Opcode is created successfully. |
55a9663b | 418 | @retval EFI_BUFFER_TOO_SMALL The space reserved in Data field is too small. |
419 | @retval EFI_INVALID_PARAMETER If QuestionFlags is not valid. | |
420 | ||
421 | **/ | |
422 | EFI_STATUS | |
423 | EFIAPI | |
424 | CreateStringOpCode ( | |
425 | IN EFI_QUESTION_ID QuestionId, | |
426 | IN EFI_VARSTORE_ID VarStoreId, | |
427 | IN UINT16 VarOffset, | |
428 | IN EFI_STRING_ID Prompt, | |
429 | IN EFI_STRING_ID Help, | |
430 | IN UINT8 QuestionFlags, | |
431 | IN UINT8 StringFlags, | |
432 | IN UINT8 MinSize, | |
433 | IN UINT8 MaxSize, | |
434 | IN OUT EFI_HII_UPDATE_DATA *Data | |
435 | ) | |
436 | ; | |
437 | ||
438 | /** | |
439 | Converts the unicode character of the string from uppercase to lowercase. | |
440 | ||
441 | @param Str String to be converted | |
442 | ||
443 | ||
444 | **/ | |
445 | VOID | |
446 | EFIAPI | |
447 | ToLower ( | |
448 | IN OUT CHAR16 *Str | |
449 | ) | |
450 | ; | |
451 | ||
452 | /** | |
f4e8509b | 453 | Converts binary buffer to a Unicode string. The byte buffer is in a reversed byte order |
454 | compared with the byte order defined in BufToHexString(). | |
55a9663b | 455 | |
456 | @param Str String for output | |
457 | @param Buffer Binary buffer. | |
458 | @param BufferSize Size of the buffer in bytes. | |
459 | ||
460 | @retval EFI_SUCCESS The function completed successfully. | |
f4e8509b | 461 | @retval EFI_OUT_OF_RESOURCES There is no enough available memory space. |
55a9663b | 462 | |
463 | **/ | |
464 | EFI_STATUS | |
465 | EFIAPI | |
f4e8509b | 466 | BufInReverseOrderToHexString ( |
55a9663b | 467 | IN OUT CHAR16 *Str, |
468 | IN UINT8 *Buffer, | |
469 | IN UINTN BufferSize | |
470 | ) | |
471 | ; | |
472 | ||
473 | /** | |
474 | Converts Hex String to binary buffer in reversed byte order to HexStringToBuf(). | |
475 | ||
476 | @param Buffer Pointer to buffer that receives the data. | |
477 | @param BufferSize Length in bytes of the buffer to hold converted | |
478 | data. If routine return with EFI_SUCCESS, | |
479 | containing length of converted data. If routine | |
480 | return with EFI_BUFFER_TOO_SMALL, containg length | |
481 | of buffer desired. | |
482 | @param Str String to be converted from. | |
483 | ||
484 | @retval EFI_SUCCESS The function completed successfully. | |
f4e8509b | 485 | @retval RETURN_BUFFER_TOO_SMALL The input BufferSize is too small to hold the output. BufferSize |
486 | will be updated to the size required for the converstion. | |
55a9663b | 487 | |
488 | **/ | |
489 | EFI_STATUS | |
490 | EFIAPI | |
f4e8509b | 491 | HexStringToBufInReverseOrder ( |
55a9663b | 492 | IN OUT UINT8 *Buffer, |
493 | IN OUT UINTN *BufferSize, | |
494 | IN CHAR16 *Str | |
495 | ) | |
496 | ; | |
497 | ||
498 | /** | |
499 | Convert binary representation Config string (e.g. "0041004200430044") to the | |
500 | original string (e.g. "ABCD"). Config string appears in <ConfigHdr> (i.e. | |
501 | "&NAME=<string>"), or Name/Value pair in <ConfigBody> (i.e. "label=<string>"). | |
502 | ||
503 | @param UnicodeString Original Unicode string. | |
504 | @param StrBufferLen On input: Length in bytes of buffer to hold the Unicode string. | |
505 | Includes tailing '\0' character. | |
506 | On output: | |
f4e8509b | 507 | containing length of Unicode string buffer when returning EFI_SUCCESS; |
508 | containg length of string buffer desired when returning EFI_BUFFER_TOO_SMALL. | |
55a9663b | 509 | @param ConfigString Binary representation of Unicode String, <string> := (<HexCh>4)+ |
510 | ||
f4e8509b | 511 | @retval EFI_SUCCESS Operation completes successfully. |
55a9663b | 512 | @retval EFI_BUFFER_TOO_SMALL The string buffer is too small. |
513 | ||
514 | **/ | |
515 | EFI_STATUS | |
516 | EFIAPI | |
517 | ConfigStringToUnicode ( | |
518 | IN OUT CHAR16 *UnicodeString, | |
519 | IN OUT UINTN *StrBufferLen, | |
520 | IN CHAR16 *ConfigString | |
521 | ) | |
522 | ; | |
523 | ||
524 | /** | |
525 | Convert Unicode string to binary representation Config string, e.g. | |
526 | "ABCD" => "0041004200430044". Config string appears in <ConfigHdr> (i.e. | |
527 | "&NAME=<string>"), or Name/Value pair in <ConfigBody> (i.e. "label=<string>"). | |
528 | ||
529 | @param ConfigString Binary representation of Unicode String, <string> := (<HexCh>4)+ | |
530 | @param StrBufferLen On input: Length in bytes of buffer to hold the Unicode string. | |
531 | Includes tailing '\0' character. | |
532 | On output: | |
533 | If return EFI_SUCCESS, containing length of Unicode string buffer. | |
534 | If return EFI_BUFFER_TOO_SMALL, containg length of string buffer desired. | |
535 | @param UnicodeString Original Unicode string. | |
536 | ||
f4e8509b | 537 | @retval EFI_SUCCESS Operation completes successfully. |
55a9663b | 538 | @retval EFI_BUFFER_TOO_SMALL The string buffer is too small. |
539 | ||
540 | **/ | |
541 | EFI_STATUS | |
542 | EFIAPI | |
543 | UnicodeToConfigString ( | |
544 | IN OUT CHAR16 *ConfigString, | |
545 | IN OUT UINTN *StrBufferLen, | |
546 | IN CHAR16 *UnicodeString | |
547 | ) | |
548 | ; | |
549 | ||
550 | /** | |
551 | Construct <ConfigHdr> using routing information GUID/NAME/PATH. | |
552 | ||
553 | @param ConfigHdr Pointer to the ConfigHdr string. | |
554 | @param StrBufferLen On input: Length in bytes of buffer to hold the | |
555 | ConfigHdr string. Includes tailing '\0' character. | |
556 | On output: If return EFI_SUCCESS, containing | |
557 | length of ConfigHdr string buffer. If return | |
558 | EFI_BUFFER_TOO_SMALL, containg length of string | |
559 | buffer desired. | |
560 | @param Guid Routing information: GUID. | |
561 | @param Name Routing information: NAME. | |
562 | @param DriverHandle Driver handle which contains the routing | |
563 | information: PATH. | |
564 | ||
f4e8509b | 565 | @retval EFI_SUCCESS Operation completes successfully. |
55a9663b | 566 | @retval EFI_BUFFER_TOO_SMALL The ConfigHdr string buffer is too small. |
567 | ||
568 | **/ | |
569 | EFI_STATUS | |
570 | EFIAPI | |
571 | ConstructConfigHdr ( | |
572 | IN OUT CHAR16 *ConfigHdr, | |
573 | IN OUT UINTN *StrBufferLen, | |
55f298c3 | 574 | IN CONST EFI_GUID *Guid, |
55a9663b | 575 | IN CHAR16 *Name, OPTIONAL |
576 | IN EFI_HANDLE *DriverHandle | |
577 | ) | |
578 | ||
579 | ; | |
580 | ||
581 | /** | |
582 | Search BlockName "&OFFSET=Offset&WIDTH=Width" in a string. | |
583 | ||
584 | @param String The string to be searched in. | |
585 | @param Offset Offset in BlockName. | |
586 | @param Width Width in BlockName. | |
587 | ||
588 | @retval TRUE Block name found. | |
589 | @retval FALSE Block name not found. | |
590 | ||
591 | **/ | |
592 | BOOLEAN | |
593 | EFIAPI | |
594 | FindBlockName ( | |
595 | IN OUT CHAR16 *String, | |
55f298c3 | 596 | IN UINTN Offset, |
597 | IN UINTN Width | |
55a9663b | 598 | ) |
599 | ; | |
600 | ||
601 | /** | |
602 | This routine is invoked by ConfigAccess.Callback() to retrived uncommitted data from Form Browser. | |
603 | ||
604 | @param VariableGuid An optional field to indicate the target variable | |
605 | GUID name to use. | |
606 | @param VariableName An optional field to indicate the target | |
607 | human-readable variable name. | |
608 | @param BufferSize On input: Length in bytes of buffer to hold | |
609 | retrived data. On output: If return | |
610 | EFI_BUFFER_TOO_SMALL, containg length of buffer | |
611 | desired. | |
612 | @param Buffer Buffer to hold retrived data. | |
613 | ||
f4e8509b | 614 | @retval EFI_SUCCESS Operation completes successfully. |
55a9663b | 615 | @retval EFI_BUFFER_TOO_SMALL The intput buffer is too small. |
616 | ||
617 | **/ | |
618 | EFI_STATUS | |
619 | EFIAPI | |
620 | GetBrowserData ( | |
55f298c3 | 621 | IN CONST EFI_GUID *VariableGuid, OPTIONAL |
622 | IN CONST CHAR16 *VariableName, OPTIONAL | |
623 | IN OUT UINTN *BufferSize, | |
624 | IN OUT UINT8 *Buffer | |
55a9663b | 625 | ) |
626 | ; | |
627 | ||
628 | /** | |
629 | This routine is invoked by ConfigAccess.Callback() to update uncommitted data of Form Browser. | |
630 | ||
631 | @param VariableGuid An optional field to indicate the target variable | |
632 | GUID name to use. | |
633 | @param VariableName An optional field to indicate the target | |
634 | human-readable variable name. | |
635 | @param BufferSize Length in bytes of buffer to hold retrived data. | |
636 | @param Buffer Buffer to hold retrived data. | |
637 | @param RequestElement An optional field to specify which part of the | |
638 | buffer data will be send back to Browser. If NULL, | |
639 | the whole buffer of data will be committed to | |
640 | Browser. <RequestElement> ::= | |
641 | &OFFSET=<Number>&WIDTH=<Number>* | |
642 | ||
f4e8509b | 643 | @retval EFI_SUCCESS Operation completes successfully. |
55a9663b | 644 | @retval Other Updating Browser uncommitted data failed. |
645 | ||
646 | **/ | |
647 | EFI_STATUS | |
648 | EFIAPI | |
649 | SetBrowserData ( | |
55f298c3 | 650 | IN CONST EFI_GUID *VariableGuid, OPTIONAL |
651 | IN CONST CHAR16 *VariableName, OPTIONAL | |
652 | IN UINTN BufferSize, | |
653 | IN CONST UINT8 *Buffer, | |
654 | IN CONST CHAR16 *RequestElement OPTIONAL | |
55a9663b | 655 | ) |
656 | ; | |
657 | ||
658 | /** | |
659 | Draw a dialog and return the selected key. | |
660 | ||
661 | @param NumberOfLines The number of lines for the dialog box | |
662 | @param KeyValue The EFI_KEY value returned if HotKey is TRUE.. | |
663 | @param String Pointer to the first string in the list | |
664 | @param ... A series of (quantity == NumberOfLines - 1) text | |
665 | strings which will be used to construct the dialog | |
666 | box | |
667 | ||
668 | @retval EFI_SUCCESS Displayed dialog and received user interaction | |
669 | @retval EFI_INVALID_PARAMETER One of the parameters was invalid. | |
670 | ||
671 | **/ | |
672 | EFI_STATUS | |
673 | EFIAPI | |
674 | IfrLibCreatePopUp ( | |
675 | IN UINTN NumberOfLines, | |
676 | OUT EFI_INPUT_KEY *KeyValue, | |
677 | IN CHAR16 *String, | |
678 | ... | |
679 | ) | |
680 | ; | |
681 | ||
682 | /** | |
683 | Draw a dialog and return the selected key using Variable Argument List. | |
684 | ||
685 | @param NumberOfLines The number of lines for the dialog box | |
686 | @param KeyValue The EFI_KEY value returned if HotKey is TRUE.. | |
687 | @param String Pointer to the first string in the list | |
688 | @param Args VA_LIST marker for the variable argument list. | |
689 | A series of (quantity == NumberOfLines - 1) text | |
690 | strings which will be used to construct the dialog | |
691 | box | |
692 | ||
693 | @retval EFI_SUCCESS Displayed dialog and received user interaction | |
694 | @retval EFI_INVALID_PARAMETER One of the parameters was invalid. | |
695 | ||
696 | **/ | |
697 | EFI_STATUS | |
698 | EFIAPI | |
699 | IfrLibCreatePopUp2 ( | |
700 | IN UINTN NumberOfLines, | |
701 | OUT EFI_INPUT_KEY *KeyValue, | |
702 | IN VA_LIST Args | |
703 | ) | |
704 | ; | |
705 | ||
706 | #endif |