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7936fb6a 1/** @file\r
d66e6c16 2Private MACRO, structure and function definitions for Setup Browser module.\r
7936fb6a 3\r
e5eed7d3
HT
4Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>\r
5This program and the accompanying materials\r
7936fb6a 6are licensed and made available under the terms and conditions of the BSD License\r
7which accompanies this distribution. The full text of the license may be found at\r
8http://opensource.org/licenses/bsd-license.php\r
9\r
10THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13\r
14**/\r
15\r
16#ifndef _SETUP_H_\r
17#define _SETUP_H_\r
18\r
19\r
39099938 20#include <PiDxe.h>\r
7936fb6a 21\r
7936fb6a 22#include <Protocol/SimpleTextOut.h>\r
23#include <Protocol/SimpleTextIn.h>\r
24#include <Protocol/FormBrowser2.h>\r
25#include <Protocol/DevicePath.h>\r
26#include <Protocol/UnicodeCollation.h>\r
27#include <Protocol/HiiConfigAccess.h>\r
28#include <Protocol/HiiConfigRouting.h>\r
29#include <Protocol/HiiDatabase.h>\r
30#include <Protocol/HiiString.h>\r
cbf73e50 31#include <Protocol/UserManager.h>\r
7936fb6a 32\r
5c526736 33#include <Guid/MdeModuleHii.h>\r
0a1147ed 34#include <Guid/HiiPlatformSetupFormset.h>\r
2573712e 35#include <Guid/HiiFormMapMethodGuid.h>\r
7936fb6a 36\r
7936fb6a 37#include <Library/PrintLib.h>\r
38#include <Library/DebugLib.h>\r
39#include <Library/BaseMemoryLib.h>\r
40#include <Library/UefiRuntimeServicesTableLib.h>\r
41#include <Library/UefiDriverEntryPoint.h>\r
42#include <Library/UefiBootServicesTableLib.h>\r
43#include <Library/BaseLib.h>\r
44#include <Library/MemoryAllocationLib.h>\r
7936fb6a 45#include <Library/HiiLib.h>\r
f511d656 46#include <Library/PcdLib.h>\r
cb7d01c0 47#include <Library/DevicePathLib.h>\r
7936fb6a 48\r
49#include "Colors.h"\r
50\r
51//\r
52// This is the generated header file which includes whatever needs to be exported (strings + IFR)\r
53//\r
54\r
55extern UINT8 SetupBrowserStrings[];\r
56\r
57//\r
58// Screen definitions\r
59//\r
60#define BANNER_HEIGHT 6\r
61#define BANNER_COLUMNS 3\r
c3161b25 62#define BANNER_LEFT_COLUMN_INDENT 1\r
7936fb6a 63\r
64#define FRONT_PAGE_HEADER_HEIGHT 6\r
65#define NONE_FRONT_PAGE_HEADER_HEIGHT 3\r
b6ca1fd8 66#define LEFT_SKIPPED_COLUMNS 3\r
7936fb6a 67#define FOOTER_HEIGHT 4\r
68#define STATUS_BAR_HEIGHT 1\r
69#define SCROLL_ARROW_HEIGHT 1\r
70#define POPUP_PAD_SPACE_COUNT 5\r
71#define POPUP_FRAME_WIDTH 2\r
72\r
73//\r
74// Definition for function key setting\r
75//\r
76#define NONE_FUNCTION_KEY_SETTING 0\r
8b0fc5c1 77#define DEFAULT_FUNCTION_KEY_SETTING (FUNCTION_NINE | FUNCTION_TEN)\r
7936fb6a 78\r
7936fb6a 79#define FUNCTION_NINE (1 << 2)\r
80#define FUNCTION_TEN (1 << 3)\r
81\r
82typedef struct {\r
83 EFI_GUID FormSetGuid;\r
84 UINTN KeySetting;\r
85} FUNCTIION_KEY_SETTING;\r
86\r
87//\r
88// Character definitions\r
89//\r
90#define CHAR_SPACE 0x0020\r
91#define UPPER_LOWER_CASE_OFFSET 0x20\r
92\r
93//\r
94// Time definitions\r
95//\r
96#define ONE_SECOND 10000000\r
97\r
98//\r
99// Display definitions\r
100//\r
101#define LEFT_HYPER_DELIMITER L'<'\r
102#define RIGHT_HYPER_DELIMITER L'>'\r
103\r
104#define LEFT_ONEOF_DELIMITER L'<'\r
105#define RIGHT_ONEOF_DELIMITER L'>'\r
106\r
107#define LEFT_NUMERIC_DELIMITER L'['\r
108#define RIGHT_NUMERIC_DELIMITER L']'\r
109\r
110#define LEFT_CHECKBOX_DELIMITER L'['\r
111#define RIGHT_CHECKBOX_DELIMITER L']'\r
112\r
113#define CHECK_ON L'X'\r
114#define CHECK_OFF L' '\r
115\r
116#define TIME_SEPARATOR L':'\r
117#define DATE_SEPARATOR L'/'\r
118\r
119#define YES_ANSWER L'Y'\r
120#define NO_ANSWER L'N'\r
121\r
122//\r
123// This is the Input Error Message\r
124//\r
125#define INPUT_ERROR 1\r
126\r
127//\r
128// This is the NV RAM update required Message\r
129//\r
130#define NV_UPDATE_REQUIRED 2\r
131\r
132//\r
133// Refresh the Status Bar with flags\r
134//\r
135#define REFRESH_STATUS_BAR 0xff\r
136\r
137//\r
138// Incremental string lenght of ConfigRequest\r
139//\r
140#define CONFIG_REQUEST_STRING_INCREMENTAL 1024\r
141\r
142//\r
143// HII value compare result\r
144//\r
145#define HII_VALUE_UNDEFINED 0\r
146#define HII_VALUE_EQUAL 1\r
147#define HII_VALUE_LESS_THAN 2\r
148#define HII_VALUE_GREATER_THAN 3\r
149\r
150//\r
151// Incremental size of stack for expression\r
152//\r
153#define EXPRESSION_STACK_SIZE_INCREMENT 0x100\r
154\r
77dfa7c7 155#define EFI_SPECIFICATION_MAJOR_VERSION 0x2\r
156#define EFI_SPECIFICATION_MINOR_VERSION 0x1\r
157#define EFI_SPECIFICATION_ERRATA_VERSION 0x0\r
158#define EFI_IFR_SPECIFICATION_VERSION (UINT16)((EFI_SPECIFICATION_MAJOR_VERSION << 8) | (EFI_SPECIFICATION_MINOR_VERSION << 4) | EFI_SPECIFICATION_ERRATA_VERSION)\r
7936fb6a 159\r
7936fb6a 160\r
f3f2e05d 161#define SETUP_DRIVER_SIGNATURE SIGNATURE_32 ('F', 'B', 'D', 'V')\r
7936fb6a 162typedef struct {\r
163 UINT32 Signature;\r
164\r
165 EFI_HANDLE Handle;\r
166\r
167 //\r
168 // Produced protocol\r
169 //\r
170 EFI_FORM_BROWSER2_PROTOCOL FormBrowser2;\r
7936fb6a 171\r
172} SETUP_DRIVER_PRIVATE_DATA;\r
173\r
174typedef struct {\r
175 EFI_STRING_ID Banner[BANNER_HEIGHT][BANNER_COLUMNS];\r
176} BANNER_DATA;\r
177\r
178//\r
179// IFR relative definition\r
180//\r
181#define EFI_HII_EXPRESSION_INCONSISTENT_IF 0\r
182#define EFI_HII_EXPRESSION_NO_SUBMIT_IF 1\r
183#define EFI_HII_EXPRESSION_GRAY_OUT_IF 2\r
184#define EFI_HII_EXPRESSION_SUPPRESS_IF 3\r
185#define EFI_HII_EXPRESSION_DISABLE_IF 4\r
186#define EFI_HII_EXPRESSION_VALUE 5\r
187#define EFI_HII_EXPRESSION_RULE 6\r
2573712e
LG
188#define EFI_HII_EXPRESSION_READ 7\r
189#define EFI_HII_EXPRESSION_WRITE 8\r
7936fb6a 190\r
191#define EFI_HII_VARSTORE_BUFFER 0\r
192#define EFI_HII_VARSTORE_NAME_VALUE 1\r
193#define EFI_HII_VARSTORE_EFI_VARIABLE 2\r
194\r
195#define FORM_INCONSISTENT_VALIDATION 0\r
196#define FORM_NO_SUBMIT_VALIDATION 1\r
197\r
40245175
LG
198#define FORMSET_CLASS_PLATFORM_SETUP 0x0001\r
199#define FORMSET_CLASS_FRONT_PAGE 0x0002\r
0a1147ed 200\r
7936fb6a 201typedef struct {\r
202 UINT8 Type;\r
203 EFI_IFR_TYPE_VALUE Value;\r
204} EFI_HII_VALUE;\r
205\r
f3f2e05d 206#define NAME_VALUE_NODE_SIGNATURE SIGNATURE_32 ('N', 'V', 'S', 'T')\r
7936fb6a 207\r
208typedef struct {\r
209 UINTN Signature;\r
210 LIST_ENTRY Link;\r
211 CHAR16 *Name;\r
212 CHAR16 *Value;\r
213 CHAR16 *EditValue;\r
214} NAME_VALUE_NODE;\r
215\r
216#define NAME_VALUE_NODE_FROM_LINK(a) CR (a, NAME_VALUE_NODE, Link, NAME_VALUE_NODE_SIGNATURE)\r
217\r
f3f2e05d 218#define FORMSET_STORAGE_SIGNATURE SIGNATURE_32 ('F', 'S', 'T', 'G')\r
7936fb6a 219\r
220typedef struct {\r
221 UINTN Signature;\r
222 LIST_ENTRY Link;\r
223\r
224 UINT8 Type; // Storage type\r
225\r
226 UINT16 VarStoreId;\r
227 EFI_GUID Guid;\r
228\r
229 CHAR16 *Name; // For EFI_IFR_VARSTORE\r
230 UINT16 Size;\r
231 UINT8 *Buffer;\r
232 UINT8 *EditBuffer; // Edit copy for Buffer Storage\r
233\r
234 LIST_ENTRY NameValueListHead; // List of NAME_VALUE_NODE\r
235\r
236 UINT32 Attributes; // For EFI_IFR_VARSTORE_EFI: EFI Variable attribute\r
237\r
238 CHAR16 *ConfigHdr; // <ConfigHdr>\r
239 CHAR16 *ConfigRequest; // <ConfigRequest> = <ConfigHdr> + <RequestElement>\r
240 UINTN ElementCount; // Number of <RequestElement> in the <ConfigRequest>\r
241 UINTN SpareStrLen; // Spare length of ConfigRequest string buffer\r
242} FORMSET_STORAGE;\r
243\r
244#define FORMSET_STORAGE_FROM_LINK(a) CR (a, FORMSET_STORAGE, Link, FORMSET_STORAGE_SIGNATURE)\r
245\r
2573712e
LG
246typedef union {\r
247 EFI_STRING_ID VarName;\r
248 UINT16 VarOffset;\r
249} VAR_STORE_INFO;\r
250\r
f3f2e05d 251#define EXPRESSION_OPCODE_SIGNATURE SIGNATURE_32 ('E', 'X', 'O', 'P')\r
7936fb6a 252\r
253typedef struct {\r
254 UINTN Signature;\r
255 LIST_ENTRY Link;\r
256\r
257 UINT8 Operand;\r
258\r
259 UINT8 Format; // For EFI_IFR_TO_STRING, EFI_IFR_FIND\r
260 UINT8 Flags; // For EFI_IFR_SPAN\r
261 UINT8 RuleId; // For EFI_IFR_RULE_REF\r
262\r
263 EFI_HII_VALUE Value; // For EFI_IFR_EQ_ID_VAL, EFI_IFR_UINT64, EFI_IFR_UINT32, EFI_IFR_UINT16, EFI_IFR_UINT8, EFI_IFR_STRING_REF1\r
264\r
2654f642 265 EFI_QUESTION_ID QuestionId; // For EFI_IFR_EQ_ID_ID, EFI_IFR_EQ_ID_VAL_LIST, EFI_IFR_QUESTION_REF1\r
7936fb6a 266 EFI_QUESTION_ID QuestionId2;\r
267\r
2654f642 268 UINT16 ListLength; // For EFI_IFR_EQ_ID_VAL_LIST\r
7936fb6a 269 UINT16 *ValueList;\r
270\r
271 EFI_STRING_ID DevicePath; // For EFI_IFR_QUESTION_REF3_2, EFI_IFR_QUESTION_REF3_3\r
272 EFI_GUID Guid;\r
2573712e
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273\r
274 FORMSET_STORAGE *VarStorage; // For EFI_IFR_SET, EFI_IFR_GET\r
275 VAR_STORE_INFO VarStoreInfo;// For EFI_IFR_SET, EFI_IFR_GET\r
276 UINT8 ValueType; // For EFI_IFR_SET, EFI_IFR_GET\r
277 UINT8 ValueWidth; // For EFI_IFR_SET, EFI_IFR_GET\r
278 CHAR16 *ValueName; // For EFI_IFR_SET, EFI_IFR_GET\r
279 LIST_ENTRY MapExpressionList; // nested expressions inside of Map opcode.\r
7936fb6a 280} EXPRESSION_OPCODE;\r
281\r
282#define EXPRESSION_OPCODE_FROM_LINK(a) CR (a, EXPRESSION_OPCODE, Link, EXPRESSION_OPCODE_SIGNATURE)\r
283\r
f3f2e05d 284#define FORM_EXPRESSION_SIGNATURE SIGNATURE_32 ('F', 'E', 'X', 'P')\r
7936fb6a 285\r
286typedef struct {\r
287 UINTN Signature;\r
288 LIST_ENTRY Link;\r
289\r
290 UINT8 Type; // Type for this expression\r
291\r
292 UINT8 RuleId; // For EFI_IFR_RULE only\r
293 EFI_STRING_ID Error; // For EFI_IFR_NO_SUBMIT_IF, EFI_IFR_INCONSISTENT_IF only\r
294\r
295 EFI_HII_VALUE Result; // Expression evaluation result\r
296\r
297 LIST_ENTRY OpCodeListHead; // OpCodes consist of this expression (EXPRESSION_OPCODE)\r
298} FORM_EXPRESSION;\r
299\r
300#define FORM_EXPRESSION_FROM_LINK(a) CR (a, FORM_EXPRESSION, Link, FORM_EXPRESSION_SIGNATURE)\r
301\r
f3f2e05d 302#define QUESTION_DEFAULT_SIGNATURE SIGNATURE_32 ('Q', 'D', 'F', 'T')\r
7936fb6a 303\r
304typedef struct {\r
305 UINTN Signature;\r
306 LIST_ENTRY Link;\r
307\r
308 UINT16 DefaultId;\r
309 EFI_HII_VALUE Value; // Default value\r
310\r
311 FORM_EXPRESSION *ValueExpression; // Not-NULL indicates default value is provided by EFI_IFR_VALUE\r
312} QUESTION_DEFAULT;\r
313\r
314#define QUESTION_DEFAULT_FROM_LINK(a) CR (a, QUESTION_DEFAULT, Link, QUESTION_DEFAULT_SIGNATURE)\r
315\r
f3f2e05d 316#define QUESTION_OPTION_SIGNATURE SIGNATURE_32 ('Q', 'O', 'P', 'T')\r
7936fb6a 317\r
318typedef struct {\r
319 UINTN Signature;\r
320 LIST_ENTRY Link;\r
321\r
322 EFI_STRING_ID Text;\r
323 UINT8 Flags;\r
324 EFI_HII_VALUE Value;\r
325 EFI_IMAGE_ID ImageId;\r
326\r
327 FORM_EXPRESSION *SuppressExpression; // Non-NULL indicates nested inside of SuppressIf\r
328} QUESTION_OPTION;\r
329\r
330#define QUESTION_OPTION_FROM_LINK(a) CR (a, QUESTION_OPTION, Link, QUESTION_OPTION_SIGNATURE)\r
331\r
f3f2e05d 332#define FORM_BROWSER_STATEMENT_SIGNATURE SIGNATURE_32 ('F', 'S', 'T', 'A')\r
1ccdbf2a 333\r
7936fb6a 334typedef struct {\r
335 UINTN Signature;\r
336 LIST_ENTRY Link;\r
337\r
338 UINT8 Operand; // The operand (first byte) of this Statement or Question\r
339\r
340 //\r
341 // Statement Header\r
342 //\r
343 EFI_STRING_ID Prompt;\r
344 EFI_STRING_ID Help;\r
345 EFI_STRING_ID TextTwo; // For EFI_IFR_TEXT\r
346\r
347 //\r
348 // Question Header\r
349 //\r
350 EFI_QUESTION_ID QuestionId; // The value of zero is reserved\r
351 EFI_VARSTORE_ID VarStoreId; // A value of zero indicates no variable storage\r
352 FORMSET_STORAGE *Storage;\r
1ccdbf2a 353 VAR_STORE_INFO VarStoreInfo;\r
7936fb6a 354 UINT16 StorageWidth;\r
355 UINT8 QuestionFlags;\r
356 CHAR16 *VariableName; // Name/Value or EFI Variable name\r
357 CHAR16 *BlockName; // Buffer storage block name: "OFFSET=...WIDTH=..."\r
358\r
359 EFI_HII_VALUE HiiValue; // Edit copy for checkbox, numberic, oneof\r
360 UINT8 *BufferValue; // Edit copy for string, password, orderedlist\r
d02847d3 361 UINT8 ValueType; // Data type for orderedlist value array\r
7936fb6a 362\r
363 //\r
364 // OpCode specific members\r
365 //\r
366 UINT8 Flags; // for EFI_IFR_CHECKBOX, EFI_IFR_DATE, EFI_IFR_NUMERIC, EFI_IFR_ONE_OF,\r
367 // EFI_IFR_ORDERED_LIST, EFI_IFR_STRING,EFI_IFR_SUBTITLE,EFI_IFR_TIME, EFI_IFR_BANNER\r
368 UINT8 MaxContainers; // for EFI_IFR_ORDERED_LIST\r
369\r
370 UINT16 BannerLineNumber; // for EFI_IFR_BANNER, 1-based line number\r
371 EFI_STRING_ID QuestionConfig; // for EFI_IFR_ACTION, if 0 then no configuration string will be processed\r
372\r
373 UINT64 Minimum; // for EFI_IFR_ONE_OF/EFI_IFR_NUMERIC, it's Min/Max value\r
374 UINT64 Maximum; // for EFI_IFR_STRING/EFI_IFR_PASSWORD, it's Min/Max length\r
375 UINT64 Step;\r
376\r
377 EFI_DEFAULT_ID DefaultId; // for EFI_IFR_RESET_BUTTON\r
378 EFI_FORM_ID RefFormId; // for EFI_IFR_REF\r
379 EFI_QUESTION_ID RefQuestionId; // for EFI_IFR_REF2\r
380 EFI_GUID RefFormSetId; // for EFI_IFR_REF3\r
381 EFI_STRING_ID RefDevicePath; // for EFI_IFR_REF4\r
382\r
383 //\r
384 // Get from IFR parsing\r
385 //\r
386 FORM_EXPRESSION *ValueExpression; // nested EFI_IFR_VALUE, provide Question value and indicate Question is ReadOnly\r
387 LIST_ENTRY DefaultListHead; // nested EFI_IFR_DEFAULT list (QUESTION_DEFAULT), provide default values\r
388 LIST_ENTRY OptionListHead; // nested EFI_IFR_ONE_OF_OPTION list (QUESTION_OPTION)\r
389\r
390 EFI_IMAGE_ID ImageId; // nested EFI_IFR_IMAGE\r
391 UINT8 RefreshInterval; // nested EFI_IFR_REFRESH, refresh interval(in seconds) for Question value, 0 means no refresh\r
392 BOOLEAN InSubtitle; // nesting inside of EFI_IFR_SUBTITLE\r
393\r
394 LIST_ENTRY InconsistentListHead;// nested inconsistent expression list (FORM_EXPRESSION)\r
395 LIST_ENTRY NoSubmitListHead; // nested nosubmit expression list (FORM_EXPRESSION)\r
396 FORM_EXPRESSION *GrayOutExpression; // nesting inside of GrayOutIf\r
397 FORM_EXPRESSION *SuppressExpression; // nesting inside of SuppressIf\r
0a1147ed 398 FORM_EXPRESSION *DisableExpression; // nesting inside of DisableIf\r
7936fb6a 399\r
2573712e
LG
400 FORM_EXPRESSION *ReadExpression; // nested EFI_IFR_READ, provide this question value by read expression.\r
401 FORM_EXPRESSION *WriteExpression; // nested EFI_IFR_WRITE, evaluate write expression after this question value is set.\r
7936fb6a 402} FORM_BROWSER_STATEMENT;\r
403\r
404#define FORM_BROWSER_STATEMENT_FROM_LINK(a) CR (a, FORM_BROWSER_STATEMENT, Link, FORM_BROWSER_STATEMENT_SIGNATURE)\r
405\r
f3f2e05d 406#define FORM_BROWSER_FORM_SIGNATURE SIGNATURE_32 ('F', 'F', 'R', 'M')\r
2573712e 407#define STANDARD_MAP_FORM_TYPE 0x01\r
7936fb6a 408\r
409typedef struct {\r
410 UINTN Signature;\r
411 LIST_ENTRY Link;\r
412\r
2573712e
LG
413 UINT16 FormId; // FormId of normal form or formmap form.\r
414 EFI_STRING_ID FormTitle; // FormTile of normal form, or FormMapMethod title of formmap form.\r
415 UINT16 FormType; // Specific form type for the different form.\r
7936fb6a 416\r
417 EFI_IMAGE_ID ImageId;\r
418\r
419 LIST_ENTRY ExpressionListHead; // List of Expressions (FORM_EXPRESSION)\r
420 LIST_ENTRY StatementListHead; // List of Statements and Questions (FORM_BROWSER_STATEMENT)\r
0c66bc76 421 FORM_EXPRESSION *SuppressExpression; // nesting inside of SuppressIf\r
7936fb6a 422} FORM_BROWSER_FORM;\r
423\r
424#define FORM_BROWSER_FORM_FROM_LINK(a) CR (a, FORM_BROWSER_FORM, Link, FORM_BROWSER_FORM_SIGNATURE)\r
425\r
f3f2e05d 426#define FORMSET_DEFAULTSTORE_SIGNATURE SIGNATURE_32 ('F', 'D', 'F', 'S')\r
7936fb6a 427\r
428typedef struct {\r
429 UINTN Signature;\r
430 LIST_ENTRY Link;\r
431\r
432 UINT16 DefaultId;\r
433 EFI_STRING_ID DefaultName;\r
434} FORMSET_DEFAULTSTORE;\r
435\r
436#define FORMSET_DEFAULTSTORE_FROM_LINK(a) CR (a, FORMSET_DEFAULTSTORE, Link, FORMSET_DEFAULTSTORE_SIGNATURE)\r
437\r
438typedef struct {\r
439 EFI_HII_HANDLE HiiHandle;\r
440 EFI_HANDLE DriverHandle;\r
441 EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;\r
442 EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
443\r
444 UINTN IfrBinaryLength;\r
445 UINT8 *IfrBinaryData;\r
446\r
447 EFI_GUID Guid;\r
448 EFI_STRING_ID FormSetTitle;\r
449 EFI_STRING_ID Help;\r
0a1147ed
LG
450 UINT8 NumberOfClassGuid;\r
451 EFI_GUID ClassGuid[3]; // Up to three ClassGuid\r
452 UINT16 Class; // Tiano extended Class code\r
453 UINT16 SubClass; // Tiano extended Subclass code\r
7936fb6a 454 EFI_IMAGE_ID ImageId;\r
455\r
456 FORM_BROWSER_STATEMENT *StatementBuffer; // Buffer for all Statements and Questions\r
457 EXPRESSION_OPCODE *ExpressionBuffer; // Buffer for all Expression OpCode\r
458\r
459 LIST_ENTRY StorageListHead; // Storage list (FORMSET_STORAGE)\r
460 LIST_ENTRY DefaultStoreListHead; // DefaultStore list (FORMSET_DEFAULTSTORE)\r
461 LIST_ENTRY FormListHead; // Form list (FORM_BROWSER_FORM)\r
0c66bc76 462 LIST_ENTRY ExpressionListHead; // List of Expressions (FORM_EXPRESSION)\r
7936fb6a 463} FORM_BROWSER_FORMSET;\r
464\r
ce6d12cc 465#define BROWSER_CONTEXT_SIGNATURE SIGNATURE_32 ('B', 'C', 'T', 'X')\r
466\r
467typedef struct {\r
468 UINTN Signature;\r
469 LIST_ENTRY Link;\r
470\r
471 //\r
472 // Globals defined in Setup.c\r
473 //\r
474 BANNER_DATA *BannerData;\r
475 UINTN ClassOfVfr;\r
476 UINTN FunctionKeySetting;\r
477 BOOLEAN ResetRequired;\r
478 BOOLEAN NvUpdateRequired;\r
479 UINT16 Direction;\r
480 EFI_SCREEN_DESCRIPTOR ScreenDimensions;\r
481 CHAR16 *FunctionNineString;\r
482 CHAR16 *FunctionTenString;\r
483 CHAR16 *EnterString;\r
484 CHAR16 *EnterCommitString;\r
485 CHAR16 *EnterEscapeString;\r
486 CHAR16 *EscapeString;\r
487 CHAR16 *SaveFailed;\r
488 CHAR16 *MoveHighlight;\r
489 CHAR16 *MakeSelection;\r
490 CHAR16 *DecNumericInput;\r
491 CHAR16 *HexNumericInput;\r
492 CHAR16 *ToggleCheckBox;\r
493 CHAR16 *PromptForData;\r
494 CHAR16 *PromptForPassword;\r
495 CHAR16 *PromptForNewPassword;\r
496 CHAR16 *ConfirmPassword;\r
497 CHAR16 *ConfirmError;\r
498 CHAR16 *PassowordInvalid;\r
499 CHAR16 *PressEnter;\r
500 CHAR16 *EmptyString;\r
501 CHAR16 *AreYouSure;\r
502 CHAR16 *YesResponse;\r
503 CHAR16 *NoResponse;\r
504 CHAR16 *MiniString;\r
505 CHAR16 *PlusString;\r
506 CHAR16 *MinusString;\r
507 CHAR16 *AdjustNumber;\r
508 CHAR16 *SaveChanges;\r
509 CHAR16 *OptionMismatch;\r
2bb526f3 510 CHAR16 *FormSuppress;\r
ce6d12cc 511 CHAR16 PromptBlockWidth;\r
512 CHAR16 OptionBlockWidth;\r
513 CHAR16 HelpBlockWidth;\r
514 FORM_BROWSER_FORMSET *OldFormSet;\r
515\r
516 //\r
517 // Globals defined in Ui.c\r
518 //\r
519 LIST_ENTRY MenuOption;\r
520 VOID *MenuRefreshHead;\r
521} BROWSER_CONTEXT;\r
522\r
523#define BROWSER_CONTEXT_FROM_LINK(a) CR (a, BROWSER_CONTEXT, Link, BROWSER_CONTEXT_SIGNATURE)\r
7936fb6a 524\r
525extern EFI_HII_DATABASE_PROTOCOL *mHiiDatabase;\r
526extern EFI_HII_STRING_PROTOCOL *mHiiString;\r
527extern EFI_HII_CONFIG_ROUTING_PROTOCOL *mHiiConfigRouting;\r
528\r
0a1147ed
LG
529extern BANNER_DATA *gBannerData;\r
530extern EFI_HII_HANDLE gFrontPageHandle;\r
7936fb6a 531extern UINTN gClassOfVfr;\r
532extern UINTN gFunctionKeySetting;\r
533extern BOOLEAN gResetRequired;\r
534extern BOOLEAN gNvUpdateRequired;\r
535extern EFI_HII_HANDLE gHiiHandle;\r
7936fb6a 536extern UINT16 gDirection;\r
537extern EFI_SCREEN_DESCRIPTOR gScreenDimensions;\r
7936fb6a 538\r
d66e6c16 539extern FORM_BROWSER_FORMSET *gOldFormSet;\r
540\r
7936fb6a 541//\r
542// Browser Global Strings\r
543//\r
7936fb6a 544extern CHAR16 *gFunctionNineString;\r
545extern CHAR16 *gFunctionTenString;\r
546extern CHAR16 *gEnterString;\r
547extern CHAR16 *gEnterCommitString;\r
8d00a0f1 548extern CHAR16 *gEnterEscapeString;\r
7936fb6a 549extern CHAR16 *gEscapeString;\r
550extern CHAR16 *gSaveFailed;\r
551extern CHAR16 *gMoveHighlight;\r
552extern CHAR16 *gMakeSelection;\r
553extern CHAR16 *gDecNumericInput;\r
554extern CHAR16 *gHexNumericInput;\r
555extern CHAR16 *gToggleCheckBox;\r
556extern CHAR16 *gPromptForData;\r
557extern CHAR16 *gPromptForPassword;\r
558extern CHAR16 *gPromptForNewPassword;\r
559extern CHAR16 *gConfirmPassword;\r
560extern CHAR16 *gConfirmError;\r
561extern CHAR16 *gPassowordInvalid;\r
562extern CHAR16 *gPressEnter;\r
563extern CHAR16 *gEmptyString;\r
564extern CHAR16 *gAreYouSure;\r
565extern CHAR16 *gYesResponse;\r
566extern CHAR16 *gNoResponse;\r
567extern CHAR16 *gMiniString;\r
568extern CHAR16 *gPlusString;\r
569extern CHAR16 *gMinusString;\r
570extern CHAR16 *gAdjustNumber;\r
ebe43565 571extern CHAR16 *gSaveChanges;\r
8d00a0f1 572extern CHAR16 *gOptionMismatch;\r
0c66bc76 573extern CHAR16 *gFormSuppress;\r
7936fb6a 574\r
575extern CHAR16 gPromptBlockWidth;\r
576extern CHAR16 gOptionBlockWidth;\r
577extern CHAR16 gHelpBlockWidth;\r
578\r
579extern EFI_GUID gZeroGuid;\r
580extern EFI_GUID gTianoHiiIfrGuid;\r
581\r
eccfeab1 582#include "Ui.h"\r
7936fb6a 583//\r
584// Global Procedure Defines\r
585//\r
586\r
587/**\r
588 Initialize the HII String Token to the correct values.\r
589\r
590**/\r
591VOID\r
592InitializeBrowserStrings (\r
593 VOID\r
ed66e1bc 594 );\r
7936fb6a 595\r
596/**\r
597 Prints a unicode string to the default console,\r
598 using L"%s" format.\r
599\r
600 @param String String pointer.\r
601\r
602 @return Length of string printed to the console\r
603\r
604**/\r
605UINTN\r
606PrintString (\r
607 IN CHAR16 *String\r
ed66e1bc 608 );\r
7936fb6a 609\r
610/**\r
611 Prints a chracter to the default console,\r
612 using L"%c" format.\r
613\r
614 @param Character Character to print.\r
615\r
616 @return Length of string printed to the console.\r
617\r
618**/\r
619UINTN\r
620PrintChar (\r
621 CHAR16 Character\r
ed66e1bc 622 );\r
7936fb6a 623\r
624/**\r
625 Prints a formatted unicode string to the default console, at\r
626 the supplied cursor position.\r
627\r
628 @param Column The cursor position to print the string at.\r
629 @param Row The cursor position to print the string at\r
630 @param Fmt Format string\r
631 @param ... Variable argument list for formating string.\r
632\r
633 @return Length of string printed to the console\r
634\r
635**/\r
636UINTN\r
8091267c 637EFIAPI\r
7936fb6a 638PrintAt (\r
639 IN UINTN Column,\r
640 IN UINTN Row,\r
641 IN CHAR16 *Fmt,\r
642 ...\r
ed66e1bc 643 );\r
7936fb6a 644\r
645/**\r
646 Prints a unicode string to the default console, at\r
647 the supplied cursor position, using L"%s" format.\r
648\r
649 @param Column The cursor position to print the string at.\r
650 @param Row The cursor position to print the string at\r
651 @param String String pointer.\r
652\r
653 @return Length of string printed to the console\r
654\r
655**/\r
656UINTN\r
657PrintStringAt (\r
658 IN UINTN Column,\r
659 IN UINTN Row,\r
660 IN CHAR16 *String\r
ed66e1bc 661 );\r
7936fb6a 662\r
663/**\r
664 Prints a chracter to the default console, at\r
665 the supplied cursor position, using L"%c" format.\r
666\r
667 @param Column The cursor position to print the string at.\r
668 @param Row The cursor position to print the string at.\r
669 @param Character Character to print.\r
670\r
671 @return Length of string printed to the console.\r
672\r
673**/\r
674UINTN\r
675PrintCharAt (\r
676 IN UINTN Column,\r
677 IN UINTN Row,\r
678 CHAR16 Character\r
ed66e1bc 679 );\r
7936fb6a 680\r
681/**\r
682 Parse opcodes in the formset IFR binary.\r
683\r
684 @param FormSet Pointer of the FormSet data structure.\r
685\r
686 @retval EFI_SUCCESS Opcode parse success.\r
687 @retval Other Opcode parse fail.\r
688\r
689**/\r
690EFI_STATUS\r
691ParseOpCodes (\r
692 IN FORM_BROWSER_FORMSET *FormSet\r
ed66e1bc 693 );\r
7936fb6a 694\r
695/**\r
696 Free resources allocated for a FormSet.\r
697\r
698 @param FormSet Pointer of the FormSet\r
699\r
700**/\r
701VOID\r
702DestroyFormSet (\r
703 IN OUT FORM_BROWSER_FORMSET *FormSet\r
ed66e1bc 704 );\r
7936fb6a 705\r
706/**\r
707 This function displays the page frame.\r
708\r
709**/\r
710VOID\r
711DisplayPageFrame (\r
712 VOID\r
ed66e1bc 713 );\r
7936fb6a 714\r
715/**\r
716 Create a new string in HII Package List.\r
717\r
718 @param String The String to be added\r
719 @param HiiHandle The package list in the HII database to insert the\r
720 specified string.\r
721\r
722 @return The output string.\r
723\r
724**/\r
725EFI_STRING_ID\r
726NewString (\r
727 IN CHAR16 *String,\r
728 IN EFI_HII_HANDLE HiiHandle\r
ed66e1bc 729 );\r
7936fb6a 730\r
731/**\r
732 Delete a string from HII Package List.\r
733\r
734 @param StringId Id of the string in HII database.\r
735 @param HiiHandle The HII package list handle.\r
736\r
737 @retval EFI_SUCCESS The string was deleted successfully.\r
738\r
739**/\r
740EFI_STATUS\r
741DeleteString (\r
742 IN EFI_STRING_ID StringId,\r
743 IN EFI_HII_HANDLE HiiHandle\r
ed66e1bc 744 );\r
7936fb6a 745\r
746/**\r
747 Get the string based on the StringId and HII Package List Handle.\r
748\r
749 @param Token The String's ID.\r
750 @param HiiHandle The package list in the HII database to search for\r
751 the specified string.\r
752\r
753 @return The output string.\r
754\r
755**/\r
756CHAR16 *\r
757GetToken (\r
758 IN EFI_STRING_ID Token,\r
759 IN EFI_HII_HANDLE HiiHandle\r
ed66e1bc 760 );\r
7936fb6a 761\r
762/**\r
763 Draw a pop up windows based on the dimension, number of lines and\r
764 strings specified.\r
765\r
766 @param RequestedWidth The width of the pop-up.\r
767 @param NumberOfLines The number of lines.\r
f4bcc90f 768 @param Marker The variable argument list for the list of string to be printed.\r
7936fb6a 769\r
770**/\r
771VOID\r
772CreateSharedPopUp (\r
773 IN UINTN RequestedWidth,\r
774 IN UINTN NumberOfLines,\r
f4bcc90f 775 IN VA_LIST Marker\r
ed66e1bc 776 );\r
7936fb6a 777\r
778/**\r
779 Routine used to abstract a generic dialog interface and return the selected key or string\r
780\r
781 @param NumberOfLines The number of lines for the dialog box\r
782 @param HotKey Defines whether a single character is parsed\r
783 (TRUE) and returned in KeyValue or a string is\r
784 returned in StringBuffer. Two special characters\r
785 are considered when entering a string, a SCAN_ESC\r
786 and an CHAR_CARRIAGE_RETURN. SCAN_ESC terminates\r
787 string input and returns\r
788 @param MaximumStringSize The maximum size in bytes of a typed in string\r
789 (each character is a CHAR16) and the minimum\r
790 string returned is two bytes\r
791 @param StringBuffer The passed in pointer to the buffer which will\r
792 hold the typed in string if HotKey is FALSE\r
793 @param KeyValue The EFI_KEY value returned if HotKey is TRUE..\r
7936fb6a 794 @param ... A series of (quantity == NumberOfLines) text\r
795 strings which will be used to construct the dialog\r
796 box\r
797\r
798 @retval EFI_SUCCESS Displayed dialog and received user interaction\r
799 @retval EFI_INVALID_PARAMETER One of the parameters was invalid (e.g.\r
800 (StringBuffer == NULL) && (HotKey == FALSE))\r
801 @retval EFI_DEVICE_ERROR User typed in an ESC character to exit the routine\r
802\r
803**/\r
804EFI_STATUS\r
8091267c 805EFIAPI\r
7936fb6a 806CreateDialog (\r
807 IN UINTN NumberOfLines,\r
808 IN BOOLEAN HotKey,\r
809 IN UINTN MaximumStringSize,\r
810 OUT CHAR16 *StringBuffer,\r
811 OUT EFI_INPUT_KEY *KeyValue,\r
7936fb6a 812 ...\r
ed66e1bc 813 );\r
7936fb6a 814\r
2573712e
LG
815/**\r
816 Get Value for given Name from a NameValue Storage.\r
817\r
818 @param Storage The NameValue Storage.\r
819 @param Name The Name.\r
820 @param Value The retured Value.\r
821\r
822 @retval EFI_SUCCESS Value found for given Name.\r
823 @retval EFI_NOT_FOUND No such Name found in NameValue storage.\r
824\r
825**/\r
826EFI_STATUS\r
827GetValueByName (\r
828 IN FORMSET_STORAGE *Storage,\r
829 IN CHAR16 *Name,\r
830 IN OUT CHAR16 **Value\r
831 );\r
832\r
833/**\r
834 Set Value of given Name in a NameValue Storage.\r
835\r
836 @param Storage The NameValue Storage.\r
837 @param Name The Name.\r
838 @param Value The Value to set.\r
839\r
840 @retval EFI_SUCCESS Value found for given Name.\r
841 @retval EFI_NOT_FOUND No such Name found in NameValue storage.\r
842\r
843**/\r
844EFI_STATUS\r
845SetValueByName (\r
846 IN FORMSET_STORAGE *Storage,\r
847 IN CHAR16 *Name,\r
848 IN CHAR16 *Value\r
849 );\r
850\r
7936fb6a 851/**\r
852 Get Question's current Value.\r
853\r
854 @param FormSet FormSet data structure.\r
855 @param Form Form data structure.\r
856 @param Question Question to be initialized.\r
857 @param Cached TRUE: get from Edit copy FALSE: get from original\r
858 Storage\r
859\r
860 @retval EFI_SUCCESS The function completed successfully.\r
861\r
862**/\r
863EFI_STATUS\r
864GetQuestionValue (\r
865 IN FORM_BROWSER_FORMSET *FormSet,\r
866 IN FORM_BROWSER_FORM *Form,\r
867 IN OUT FORM_BROWSER_STATEMENT *Question,\r
868 IN BOOLEAN Cached\r
ed66e1bc 869 );\r
7936fb6a 870\r
871/**\r
872 Save Question Value to edit copy(cached) or Storage(uncached).\r
873\r
874 @param FormSet FormSet data structure.\r
875 @param Form Form data structure.\r
876 @param Question Pointer to the Question.\r
877 @param Cached TRUE: set to Edit copy FALSE: set to original\r
878 Storage\r
879\r
880 @retval EFI_SUCCESS The function completed successfully.\r
881\r
882**/\r
883EFI_STATUS\r
884SetQuestionValue (\r
885 IN FORM_BROWSER_FORMSET *FormSet,\r
886 IN FORM_BROWSER_FORM *Form,\r
887 IN OUT FORM_BROWSER_STATEMENT *Question,\r
888 IN BOOLEAN Cached\r
ed66e1bc 889 );\r
7936fb6a 890\r
891/**\r
892 Perform inconsistent check for a Form.\r
893\r
894 @param FormSet FormSet data structure.\r
895 @param Form Form data structure.\r
896 @param Question The Question to be validated.\r
897 @param Type Validation type: InConsistent or NoSubmit\r
898\r
899 @retval EFI_SUCCESS Form validation pass.\r
900 @retval other Form validation failed.\r
901\r
902**/\r
903EFI_STATUS\r
904ValidateQuestion (\r
905 IN FORM_BROWSER_FORMSET *FormSet,\r
906 IN FORM_BROWSER_FORM *Form,\r
907 IN FORM_BROWSER_STATEMENT *Question,\r
908 IN UINTN Type\r
ed66e1bc 909 );\r
7936fb6a 910\r
911/**\r
912 Submit a Form.\r
913\r
914 @param FormSet FormSet data structure.\r
915 @param Form Form data structure.\r
916\r
917 @retval EFI_SUCCESS The function completed successfully.\r
918\r
919**/\r
920EFI_STATUS\r
921SubmitForm (\r
922 IN FORM_BROWSER_FORMSET *FormSet,\r
923 IN FORM_BROWSER_FORM *Form\r
ed66e1bc 924 );\r
7936fb6a 925\r
926/**\r
927 Reset Question to its default value.\r
928\r
929 @param FormSet The form set.\r
930 @param Form The form.\r
931 @param Question The question.\r
932 @param DefaultId The Class of the default.\r
933\r
934 @retval EFI_SUCCESS Question is reset to default value.\r
935\r
936**/\r
937EFI_STATUS\r
938GetQuestionDefault (\r
939 IN FORM_BROWSER_FORMSET *FormSet,\r
940 IN FORM_BROWSER_FORM *Form,\r
941 IN FORM_BROWSER_STATEMENT *Question,\r
942 IN UINT16 DefaultId\r
ed66e1bc 943 );\r
7936fb6a 944\r
945/**\r
946 Get current setting of Questions.\r
947\r
948 @param FormSet FormSet data structure.\r
949\r
950 @retval EFI_SUCCESS The function completed successfully.\r
951\r
952**/\r
953EFI_STATUS\r
954InitializeCurrentSetting (\r
955 IN OUT FORM_BROWSER_FORMSET *FormSet\r
ed66e1bc 956 );\r
7936fb6a 957\r
958/**\r
959 Initialize the internal data structure of a FormSet.\r
960\r
961 @param Handle PackageList Handle\r
962 @param FormSetGuid GUID of a formset. If not specified (NULL or zero\r
963 GUID), take the first FormSet found in package\r
964 list.\r
965 @param FormSet FormSet data structure.\r
966\r
967 @retval EFI_SUCCESS The function completed successfully.\r
968 @retval EFI_NOT_FOUND The specified FormSet could not be found.\r
969\r
970**/\r
971EFI_STATUS\r
972InitializeFormSet (\r
973 IN EFI_HII_HANDLE Handle,\r
974 IN OUT EFI_GUID *FormSetGuid,\r
975 OUT FORM_BROWSER_FORMSET *FormSet\r
ed66e1bc 976 );\r
7936fb6a 977\r
978/**\r
979 Reset Questions in a Form to their default value.\r
980\r
981 @param FormSet FormSet data structure.\r
982 @param Form The Form which to be reset.\r
983 @param DefaultId The Class of the default.\r
984\r
985 @retval EFI_SUCCESS The function completed successfully.\r
986\r
987**/\r
988EFI_STATUS\r
989ExtractFormDefault (\r
990 IN FORM_BROWSER_FORMSET *FormSet,\r
991 IN FORM_BROWSER_FORM *Form,\r
992 IN UINT16 DefaultId\r
ed66e1bc 993 );\r
7936fb6a 994\r
995/**\r
996 Initialize Question's Edit copy from Storage.\r
997\r
eccfeab1
LG
998 @param Selection Selection contains the information about \r
999 the Selection, form and formset to be displayed.\r
1000 Selection action may be updated in retrieve callback.\r
7936fb6a 1001 @param FormSet FormSet data structure.\r
1002 @param Form Form data structure.\r
1003\r
1004 @retval EFI_SUCCESS The function completed successfully.\r
1005\r
1006**/\r
1007EFI_STATUS\r
1008LoadFormConfig (\r
eccfeab1
LG
1009 IN OUT UI_MENU_SELECTION *Selection,\r
1010 IN FORM_BROWSER_FORMSET *FormSet,\r
1011 IN FORM_BROWSER_FORM *Form\r
ed66e1bc 1012 );\r
7936fb6a 1013\r
d66e6c16 1014/**\r
1015 Initialize Question's Edit copy from Storage for the whole Formset.\r
1016\r
eccfeab1
LG
1017 @param Selection Selection contains the information about \r
1018 the Selection, form and formset to be displayed.\r
1019 Selection action may be updated in retrieve callback.\r
d66e6c16 1020 @param FormSet FormSet data structure.\r
1021\r
1022 @retval EFI_SUCCESS The function completed successfully.\r
1023\r
1024**/\r
1025EFI_STATUS\r
1026LoadFormSetConfig (\r
eccfeab1
LG
1027 IN OUT UI_MENU_SELECTION *Selection,\r
1028 IN FORM_BROWSER_FORMSET *FormSet\r
d66e6c16 1029 );\r
1030\r
7936fb6a 1031/**\r
1032 Convert setting of Buffer Storage or NameValue Storage to <ConfigResp>.\r
1033\r
1034 @param Storage The Storage to be conveted.\r
1035 @param ConfigResp The returned <ConfigResp>.\r
1036\r
1037 @retval EFI_SUCCESS Convert success.\r
1038 @retval EFI_INVALID_PARAMETER Incorrect storage type.\r
1039\r
1040**/\r
1041EFI_STATUS\r
1042StorageToConfigResp (\r
1043 IN FORMSET_STORAGE *Storage,\r
1044 IN CHAR16 **ConfigResp\r
ed66e1bc 1045 );\r
7936fb6a 1046\r
1047/**\r
1048 Convert <ConfigResp> to settings in Buffer Storage or NameValue Storage.\r
1049\r
1050 @param Storage The Storage to receive the settings.\r
1051 @param ConfigResp The <ConfigResp> to be converted.\r
1052\r
1053 @retval EFI_SUCCESS Convert success.\r
1054 @retval EFI_INVALID_PARAMETER Incorrect storage type.\r
1055\r
1056**/\r
1057EFI_STATUS\r
1058ConfigRespToStorage (\r
1059 IN FORMSET_STORAGE *Storage,\r
1060 IN CHAR16 *ConfigResp\r
ed66e1bc 1061 );\r
7936fb6a 1062\r
1063/**\r
1064 Fill storage's edit copy with settings requested from Configuration Driver.\r
1065\r
1066 @param FormSet FormSet data structure.\r
1067 @param Storage Buffer Storage.\r
1068\r
1069 @retval EFI_SUCCESS The function completed successfully.\r
1070\r
1071**/\r
1072EFI_STATUS\r
1073LoadStorage (\r
1074 IN FORM_BROWSER_FORMSET *FormSet,\r
1075 IN FORMSET_STORAGE *Storage\r
ed66e1bc 1076 );\r
7936fb6a 1077\r
1078/**\r
1079 Fetch the Ifr binary data of a FormSet.\r
1080\r
1081 @param Handle PackageList Handle\r
1082 @param FormSetGuid GUID of a formset. If not specified (NULL or zero\r
1083 GUID), take the first FormSet found in package\r
1084 list.\r
1085 @param BinaryLength The length of the FormSet IFR binary.\r
1086 @param BinaryData The buffer designed to receive the FormSet.\r
1087\r
1088 @retval EFI_SUCCESS Buffer filled with the requested FormSet.\r
1089 BufferLength was updated.\r
1090 @retval EFI_INVALID_PARAMETER The handle is unknown.\r
1091 @retval EFI_NOT_FOUND A form or FormSet on the requested handle cannot\r
1092 be found with the requested FormId.\r
1093\r
1094**/\r
1095EFI_STATUS\r
1096GetIfrBinaryData (\r
1097 IN EFI_HII_HANDLE Handle,\r
1098 IN OUT EFI_GUID *FormSetGuid,\r
1099 OUT UINTN *BinaryLength,\r
1100 OUT UINT8 **BinaryData\r
ed66e1bc 1101 );\r
7936fb6a 1102\r
ce6d12cc 1103/**\r
1104 Save globals used by previous call to SendForm(). SendForm() may be called from \r
1105 HiiConfigAccess.Callback(), this will cause SendForm() be reentried.\r
1106 So, save globals of previous call to SendForm() and restore them upon exit.\r
1107\r
1108**/\r
1109VOID\r
1110SaveBrowserContext (\r
1111 VOID\r
1112 );\r
1113\r
1114/**\r
1115 Restore globals used by previous call to SendForm().\r
1116\r
1117**/\r
1118VOID\r
1119RestoreBrowserContext (\r
1120 VOID\r
1121 );\r
1122\r
7936fb6a 1123/**\r
1124 This is the routine which an external caller uses to direct the browser\r
1125 where to obtain it's information.\r
1126\r
1127\r
1128 @param This The Form Browser protocol instanse.\r
1129 @param Handles A pointer to an array of Handles. If HandleCount > 1 we\r
1130 display a list of the formsets for the handles specified.\r
1131 @param HandleCount The number of Handles specified in Handle.\r
1132 @param FormSetGuid This field points to the EFI_GUID which must match the Guid\r
1133 field in the EFI_IFR_FORM_SET op-code for the specified\r
1134 forms-based package. If FormSetGuid is NULL, then this\r
1135 function will display the first found forms package.\r
1136 @param FormId This field specifies which EFI_IFR_FORM to render as the first\r
1137 displayable page. If this field has a value of 0x0000, then\r
1138 the forms browser will render the specified forms in their encoded order.\r
1139 ScreenDimenions - This allows the browser to be called so that it occupies a\r
1140 portion of the physical screen instead of dynamically determining the screen dimensions.\r
1141 ActionRequest - Points to the action recommended by the form.\r
d66e6c16 1142 @param ScreenDimensions Points to recommended form dimensions, including any non-content area, in\r
7936fb6a 1143 characters.\r
1144 @param ActionRequest Points to the action recommended by the form.\r
1145\r
1146 @retval EFI_SUCCESS The function completed successfully.\r
1147 @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.\r
1148 @retval EFI_NOT_FOUND No valid forms could be found to display.\r
1149\r
1150**/\r
1151EFI_STATUS\r
1152EFIAPI\r
1153SendForm (\r
1154 IN CONST EFI_FORM_BROWSER2_PROTOCOL *This,\r
1155 IN EFI_HII_HANDLE *Handles,\r
1156 IN UINTN HandleCount,\r
1157 IN EFI_GUID *FormSetGuid, OPTIONAL\r
1158 IN UINT16 FormId, OPTIONAL\r
1159 IN CONST EFI_SCREEN_DESCRIPTOR *ScreenDimensions, OPTIONAL\r
1160 OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest OPTIONAL\r
ed66e1bc 1161 );\r
7936fb6a 1162\r
1163/**\r
1164 This function is called by a callback handler to retrieve uncommitted state\r
1165 data from the browser.\r
1166\r
1167 @param This A pointer to the EFI_FORM_BROWSER2_PROTOCOL\r
1168 instance.\r
1169 @param ResultsDataSize A pointer to the size of the buffer associated\r
1170 with ResultsData.\r
1171 @param ResultsData A string returned from an IFR browser or\r
1172 equivalent. The results string will have no\r
1173 routing information in them.\r
1174 @param RetrieveData A BOOLEAN field which allows an agent to retrieve\r
1175 (if RetrieveData = TRUE) data from the uncommitted\r
1176 browser state information or set (if RetrieveData\r
1177 = FALSE) data in the uncommitted browser state\r
1178 information.\r
1179 @param VariableGuid An optional field to indicate the target variable\r
1180 GUID name to use.\r
1181 @param VariableName An optional field to indicate the target\r
1182 human-readable variable name.\r
1183\r
1184 @retval EFI_SUCCESS The results have been distributed or are awaiting\r
1185 distribution.\r
1186 @retval EFI_BUFFER_TOO_SMALL The ResultsDataSize specified was too small to\r
1187 contain the results data.\r
1188\r
1189**/\r
1190EFI_STATUS\r
1191EFIAPI\r
1192BrowserCallback (\r
1193 IN CONST EFI_FORM_BROWSER2_PROTOCOL *This,\r
1194 IN OUT UINTN *ResultsDataSize,\r
1195 IN OUT EFI_STRING ResultsData,\r
1196 IN BOOLEAN RetrieveData,\r
1197 IN CONST EFI_GUID *VariableGuid, OPTIONAL\r
1198 IN CONST CHAR16 *VariableName OPTIONAL\r
ed66e1bc 1199 );\r
7936fb6a 1200\r
1201#endif\r