diff options
| author | Eric Dong <eric.dong@intel.com> | 2013-08-12 02:03:10 +0000 |
|---|---|---|
| committer | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-08-12 02:03:10 +0000 |
| commit | 253616154506e17ebd02c076f240748f57e36ac2 (patch) | |
| tree | ec886ff8a0e346411087fd0d363c4e8f33260e5e /MdeModulePkg/Universal/SetupBrowserDxe/ProcessOptions.c | |
| parent | 9b141c52e33fbbbc3763c983dd70a338d60e496a (diff) | |
Rollback patch 14537 & 14538, because patch 14537 is not tested by Laszlo Ersek, but i wrote it.
Signed-off-by: Eric Dong <eric.dong@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14539 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/SetupBrowserDxe/ProcessOptions.c')
| -rw-r--r-- | MdeModulePkg/Universal/SetupBrowserDxe/ProcessOptions.c | 1075 |
1 files changed, 1075 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/ProcessOptions.c b/MdeModulePkg/Universal/SetupBrowserDxe/ProcessOptions.c new file mode 100644 index 000000000..fecb98e8b --- /dev/null +++ b/MdeModulePkg/Universal/SetupBrowserDxe/ProcessOptions.c @@ -0,0 +1,1075 @@ +/** @file
+Implementation for handling the User Interface option processing.
+
+
+Copyright (c) 2004 - 2012, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include "Setup.h"
+
+
+/**
+ Process Question Config.
+
+ @param Selection The UI menu selection.
+ @param Question The Question to be peocessed.
+
+ @retval EFI_SUCCESS Question Config process success.
+ @retval Other Question Config process fail.
+
+**/
+EFI_STATUS
+ProcessQuestionConfig (
+ IN UI_MENU_SELECTION *Selection,
+ IN FORM_BROWSER_STATEMENT *Question
+ )
+{
+ EFI_STATUS Status;
+ CHAR16 *ConfigResp;
+ CHAR16 *Progress;
+ EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;
+
+ if (Question->QuestionConfig == 0) {
+ return EFI_SUCCESS;
+ }
+
+ //
+ // Get <ConfigResp>
+ //
+ ConfigResp = GetToken (Question->QuestionConfig, Selection->FormSet->HiiHandle);
+ if (ConfigResp == NULL) {
+ return EFI_NOT_FOUND;
+ }
+
+ //
+ // Send config to Configuration Driver
+ //
+ ConfigAccess = Selection->FormSet->ConfigAccess;
+ if (ConfigAccess == NULL) {
+ return EFI_UNSUPPORTED;
+ }
+ Status = ConfigAccess->RouteConfig (
+ ConfigAccess,
+ ConfigResp,
+ &Progress
+ );
+
+ return Status;
+}
+
+
+/**
+ Search an Option of a Question by its value.
+
+ @param Question The Question
+ @param OptionValue Value for Option to be searched.
+
+ @retval Pointer Pointer to the found Option.
+ @retval NULL Option not found.
+
+**/
+QUESTION_OPTION *
+ValueToOption (
+ IN FORM_BROWSER_STATEMENT *Question,
+ IN EFI_HII_VALUE *OptionValue
+ )
+{
+ LIST_ENTRY *Link;
+ QUESTION_OPTION *Option;
+ INTN Result;
+
+ Link = GetFirstNode (&Question->OptionListHead);
+ while (!IsNull (&Question->OptionListHead, Link)) {
+ Option = QUESTION_OPTION_FROM_LINK (Link);
+
+ if ((CompareHiiValue (&Option->Value, OptionValue, &Result, NULL) == EFI_SUCCESS) && (Result == 0)) {
+ //
+ // Check the suppressif condition, only a valid option can be return.
+ //
+ if ((Option->SuppressExpression == NULL) ||
+ ((EvaluateExpressionList(Option->SuppressExpression, FALSE, NULL, NULL) == ExpressFalse))) {
+ return Option;
+ }
+ }
+
+ Link = GetNextNode (&Question->OptionListHead, Link);
+ }
+
+ return NULL;
+}
+
+
+/**
+ Return data element in an Array by its Index.
+
+ @param Array The data array.
+ @param Type Type of the data in this array.
+ @param Index Zero based index for data in this array.
+
+ @retval Value The data to be returned
+
+**/
+UINT64
+GetArrayData (
+ IN VOID *Array,
+ IN UINT8 Type,
+ IN UINTN Index
+ )
+{
+ UINT64 Data;
+
+ ASSERT (Array != NULL);
+
+ Data = 0;
+ switch (Type) {
+ case EFI_IFR_TYPE_NUM_SIZE_8:
+ Data = (UINT64) *(((UINT8 *) Array) + Index);
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_16:
+ Data = (UINT64) *(((UINT16 *) Array) + Index);
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_32:
+ Data = (UINT64) *(((UINT32 *) Array) + Index);
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_64:
+ Data = (UINT64) *(((UINT64 *) Array) + Index);
+ break;
+
+ default:
+ break;
+ }
+
+ return Data;
+}
+
+
+/**
+ Set value of a data element in an Array by its Index.
+
+ @param Array The data array.
+ @param Type Type of the data in this array.
+ @param Index Zero based index for data in this array.
+ @param Value The value to be set.
+
+**/
+VOID
+SetArrayData (
+ IN VOID *Array,
+ IN UINT8 Type,
+ IN UINTN Index,
+ IN UINT64 Value
+ )
+{
+
+ ASSERT (Array != NULL);
+
+ switch (Type) {
+ case EFI_IFR_TYPE_NUM_SIZE_8:
+ *(((UINT8 *) Array) + Index) = (UINT8) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_16:
+ *(((UINT16 *) Array) + Index) = (UINT16) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_32:
+ *(((UINT32 *) Array) + Index) = (UINT32) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_64:
+ *(((UINT64 *) Array) + Index) = (UINT64) Value;
+ break;
+
+ default:
+ break;
+ }
+}
+
+/**
+ Check whether this value already in the array, if yes, return the index.
+
+ @param Array The data array.
+ @param Type Type of the data in this array.
+ @param Value The value to be find.
+ @param Index The index in the array which has same value with Value.
+
+ @retval TRUE Found the value in the array.
+ @retval FALSE Not found the value.
+
+**/
+BOOLEAN
+FindArrayData (
+ IN VOID *Array,
+ IN UINT8 Type,
+ IN UINT64 Value,
+ OUT UINTN *Index OPTIONAL
+ )
+{
+ UINTN Count;
+ UINT64 TmpValue;
+
+ ASSERT (Array != NULL);
+
+ Count = 0;
+ TmpValue = 0;
+
+ while ((TmpValue = GetArrayData (Array, Type, Count)) != 0) {
+ if (Value == TmpValue) {
+ if (Index != NULL) {
+ *Index = Count;
+ }
+ return TRUE;
+ }
+
+ Count ++;
+ }
+
+ return FALSE;
+}
+
+/**
+ Print Question Value according to it's storage width and display attributes.
+
+ @param Question The Question to be printed.
+ @param FormattedNumber Buffer for output string.
+ @param BufferSize The FormattedNumber buffer size in bytes.
+
+ @retval EFI_SUCCESS Print success.
+ @retval EFI_BUFFER_TOO_SMALL Buffer size is not enough for formatted number.
+
+**/
+EFI_STATUS
+PrintFormattedNumber (
+ IN FORM_BROWSER_STATEMENT *Question,
+ IN OUT CHAR16 *FormattedNumber,
+ IN UINTN BufferSize
+ )
+{
+ INT64 Value;
+ CHAR16 *Format;
+ EFI_HII_VALUE *QuestionValue;
+
+ if (BufferSize < (21 * sizeof (CHAR16))) {
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ QuestionValue = &Question->HiiValue;
+
+ Value = (INT64) QuestionValue->Value.u64;
+ switch (Question->Flags & EFI_IFR_DISPLAY) {
+ case EFI_IFR_DISPLAY_INT_DEC:
+ switch (QuestionValue->Type) {
+ case EFI_IFR_NUMERIC_SIZE_1:
+ Value = (INT64) ((INT8) QuestionValue->Value.u8);
+ break;
+
+ case EFI_IFR_NUMERIC_SIZE_2:
+ Value = (INT64) ((INT16) QuestionValue->Value.u16);
+ break;
+
+ case EFI_IFR_NUMERIC_SIZE_4:
+ Value = (INT64) ((INT32) QuestionValue->Value.u32);
+ break;
+
+ case EFI_IFR_NUMERIC_SIZE_8:
+ default:
+ break;
+ }
+
+ if (Value < 0) {
+ Value = -Value;
+ Format = L"-%ld";
+ } else {
+ Format = L"%ld";
+ }
+ break;
+
+ case EFI_IFR_DISPLAY_UINT_DEC:
+ Format = L"%ld";
+ break;
+
+ case EFI_IFR_DISPLAY_UINT_HEX:
+ Format = L"%lx";
+ break;
+
+ default:
+ return EFI_UNSUPPORTED;
+ break;
+ }
+
+ UnicodeSPrint (FormattedNumber, BufferSize, Format, Value);
+
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Password may be stored as encrypted by Configuration Driver. When change a
+ password, user will be challenged with old password. To validate user input old
+ password, we will send the clear text to Configuration Driver via Callback().
+ Configuration driver is responsible to check the passed in password and return
+ the validation result. If validation pass, state machine in password Callback()
+ will transit from BROWSER_STATE_VALIDATE_PASSWORD to BROWSER_STATE_SET_PASSWORD.
+ After user type in new password twice, Callback() will be invoked to send the
+ new password to Configuration Driver.
+
+ @param Selection Pointer to UI_MENU_SELECTION.
+ @param MenuOption The MenuOption for this password Question.
+ @param String The clear text of password.
+
+ @retval EFI_NOT_AVAILABLE_YET Callback() request to terminate password input.
+ @return In state of BROWSER_STATE_VALIDATE_PASSWORD:
+ @retval EFI_SUCCESS Password correct, Browser will prompt for new
+ password.
+ @retval EFI_NOT_READY Password incorrect, Browser will show error
+ message.
+ @retval Other Browser will do nothing.
+ @return In state of BROWSER_STATE_SET_PASSWORD:
+ @retval EFI_SUCCESS Set password success.
+ @retval Other Set password failed.
+
+**/
+EFI_STATUS
+PasswordCallback (
+ IN UI_MENU_SELECTION *Selection,
+ IN UI_MENU_OPTION *MenuOption,
+ IN CHAR16 *String
+ )
+{
+ EFI_STATUS Status;
+ EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;
+ EFI_BROWSER_ACTION_REQUEST ActionRequest;
+ EFI_IFR_TYPE_VALUE IfrTypeValue;
+
+ ConfigAccess = Selection->FormSet->ConfigAccess;
+ if (ConfigAccess == NULL) {
+ return EFI_UNSUPPORTED;
+ }
+
+ //
+ // Prepare password string in HII database
+ //
+ if (String != NULL) {
+ IfrTypeValue.string = NewString (String, Selection->FormSet->HiiHandle);
+ } else {
+ IfrTypeValue.string = 0;
+ }
+
+ //
+ // Send password to Configuration Driver for validation
+ //
+ Status = ConfigAccess->Callback (
+ ConfigAccess,
+ EFI_BROWSER_ACTION_CHANGING,
+ MenuOption->ThisTag->QuestionId,
+ MenuOption->ThisTag->HiiValue.Type,
+ &IfrTypeValue,
+ &ActionRequest
+ );
+
+ //
+ // Remove password string from HII database
+ //
+ if (String != NULL) {
+ DeleteString (IfrTypeValue.string, Selection->FormSet->HiiHandle);
+ }
+
+ return Status;
+}
+
+
+/**
+ Display error message for invalid password.
+
+**/
+VOID
+PasswordInvalid (
+ VOID
+ )
+{
+ EFI_INPUT_KEY Key;
+
+ //
+ // Invalid password, prompt error message
+ //
+ do {
+ CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gPassowordInvalid, gPressEnter, gEmptyString);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+}
+
+
+/**
+ Process a Question's Option (whether selected or un-selected).
+
+ @param Selection Pointer to UI_MENU_SELECTION.
+ @param MenuOption The MenuOption for this Question.
+ @param Selected TRUE: if Question is selected.
+ @param OptionString Pointer of the Option String to be displayed.
+
+ @retval EFI_SUCCESS Question Option process success.
+ @retval Other Question Option process fail.
+
+**/
+EFI_STATUS
+ProcessOptions (
+ IN UI_MENU_SELECTION *Selection,
+ IN UI_MENU_OPTION *MenuOption,
+ IN BOOLEAN Selected,
+ OUT CHAR16 **OptionString
+ )
+{
+ EFI_STATUS Status;
+ CHAR16 *StringPtr;
+ CHAR16 *TempString;
+ UINTN Index;
+ FORM_BROWSER_STATEMENT *Question;
+ CHAR16 FormattedNumber[21];
+ UINT16 Number;
+ CHAR16 Character[2];
+ EFI_INPUT_KEY Key;
+ UINTN BufferSize;
+ QUESTION_OPTION *OneOfOption;
+ LIST_ENTRY *Link;
+ EFI_HII_VALUE HiiValue;
+ EFI_HII_VALUE *QuestionValue;
+ UINT16 Maximum;
+ QUESTION_OPTION *Option;
+ UINTN Index2;
+ UINT8 *ValueArray;
+ UINT8 ValueType;
+ EFI_STRING_ID StringId;
+
+ Status = EFI_SUCCESS;
+
+ StringPtr = NULL;
+ Character[1] = L'\0';
+ *OptionString = NULL;
+ StringId = 0;
+
+ ZeroMem (FormattedNumber, 21 * sizeof (CHAR16));
+ BufferSize = (gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow;
+
+ Question = MenuOption->ThisTag;
+ QuestionValue = &Question->HiiValue;
+ Maximum = (UINT16) Question->Maximum;
+
+ ValueArray = Question->BufferValue;
+ ValueType = Question->ValueType;
+
+ switch (Question->Operand) {
+ case EFI_IFR_ORDERED_LIST_OP:
+ //
+ // Check whether there are Options of this OrderedList
+ //
+ if (IsListEmpty (&Question->OptionListHead)) {
+ break;
+ }
+ //
+ // Initialize Option value array
+ //
+ if (GetArrayData (ValueArray, ValueType, 0) == 0) {
+ GetQuestionDefault (Selection->FormSet, Selection->Form, Question, 0);
+ }
+
+ if (Selected) {
+ //
+ // Go ask for input
+ //
+ Status = GetSelectionInputPopUp (Selection, MenuOption);
+ } else {
+ //
+ // We now know how many strings we will have, so we can allocate the
+ // space required for the array or strings.
+ //
+ *OptionString = AllocateZeroPool (Question->MaxContainers * BufferSize);
+ ASSERT (*OptionString);
+
+ HiiValue.Type = ValueType;
+ HiiValue.Value.u64 = 0;
+ for (Index = 0; Index < Question->MaxContainers; Index++) {
+ HiiValue.Value.u64 = GetArrayData (ValueArray, ValueType, Index);
+ if (HiiValue.Value.u64 == 0) {
+ //
+ // Values for the options in ordered lists should never be a 0
+ //
+ break;
+ }
+
+ OneOfOption = ValueToOption (Question, &HiiValue);
+ if (OneOfOption == NULL) {
+ //
+ // Show error message
+ //
+ do {
+ CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gOptionMismatch, gPressEnter, gEmptyString);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+
+ //
+ // The initial value of the orderedlist is invalid, force to be valid value
+ //
+ Link = GetFirstNode (&Question->OptionListHead);
+ Index2 = 0;
+ while (!IsNull (&Question->OptionListHead, Link) && Index2 < Question->MaxContainers) {
+ Option = QUESTION_OPTION_FROM_LINK (Link);
+ Link = GetNextNode (&Question->OptionListHead, Link);
+ if ((Option->SuppressExpression != NULL) &&
+ ((EvaluateExpressionList(Option->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress))) {
+ continue;
+ }
+ SetArrayData (ValueArray, ValueType, Index2, Option->Value.Value.u64);
+ Index2++;
+ }
+ SetArrayData (ValueArray, ValueType, Index2, 0);
+
+ Status = SetQuestionValue (Selection->FormSet, Selection->Form, Question, GetSetValueWithEditBuffer);
+ UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
+
+ FreePool (*OptionString);
+ *OptionString = NULL;
+ return EFI_NOT_FOUND;
+ }
+
+ Character[0] = LEFT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
+ ASSERT (StringPtr != NULL);
+ NewStrCat (OptionString[0], StringPtr);
+ Character[0] = RIGHT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ Character[0] = CHAR_CARRIAGE_RETURN;
+ NewStrCat (OptionString[0], Character);
+ FreePool (StringPtr);
+ }
+
+ //
+ // Search the other options, try to find the one not in the container.
+ //
+ Link = GetFirstNode (&Question->OptionListHead);
+ while (!IsNull (&Question->OptionListHead, Link)) {
+ OneOfOption = QUESTION_OPTION_FROM_LINK (Link);
+ Link = GetNextNode (&Question->OptionListHead, Link);
+ if ((OneOfOption->SuppressExpression != NULL) &&
+ ((EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress))) {
+ continue;
+ }
+
+ if (FindArrayData (ValueArray, ValueType, OneOfOption->Value.Value.u64, NULL)) {
+ continue;
+ }
+
+ SetArrayData (ValueArray, ValueType, Index++, OneOfOption->Value.Value.u64);
+
+ Character[0] = LEFT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
+ ASSERT (StringPtr != NULL);
+ NewStrCat (OptionString[0], StringPtr);
+ Character[0] = RIGHT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ Character[0] = CHAR_CARRIAGE_RETURN;
+ NewStrCat (OptionString[0], Character);
+ FreePool (StringPtr);
+ }
+ }
+ break;
+
+ case EFI_IFR_ONE_OF_OP:
+ //
+ // Check whether there are Options of this OneOf
+ //
+ if (IsListEmpty (&Question->OptionListHead)) {
+ break;
+ }
+ if (Selected) {
+ //
+ // Go ask for input
+ //
+ Status = GetSelectionInputPopUp (Selection, MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ OneOfOption = ValueToOption (Question, QuestionValue);
+ if (OneOfOption == NULL) {
+ //
+ // Show error message
+ //
+ do {
+ CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gOptionMismatch, gPressEnter, gEmptyString);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+
+ //
+ // Force the Question value to be valid
+ //
+ Link = GetFirstNode (&Question->OptionListHead);
+ while (!IsNull (&Question->OptionListHead, Link)) {
+ Option = QUESTION_OPTION_FROM_LINK (Link);
+
+ if ((Option->SuppressExpression == NULL) ||
+ (EvaluateExpressionList(Option->SuppressExpression, FALSE, NULL, NULL) == ExpressFalse)) {
+ CopyMem (QuestionValue, &Option->Value, sizeof (EFI_HII_VALUE));
+ SetQuestionValue (Selection->FormSet, Selection->Form, Question, GetSetValueWithEditBuffer);
+ UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
+ break;
+ }
+
+ Link = GetNextNode (&Question->OptionListHead, Link);
+ }
+
+ FreePool (*OptionString);
+ *OptionString = NULL;
+ return EFI_NOT_FOUND;
+ }
+
+ Character[0] = LEFT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
+ ASSERT (StringPtr != NULL);
+ NewStrCat (OptionString[0], StringPtr);
+ Character[0] = RIGHT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+
+ FreePool (StringPtr);
+ }
+ break;
+
+ case EFI_IFR_CHECKBOX_OP:
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ *OptionString[0] = LEFT_CHECKBOX_DELIMITER;
+
+ if (Selected) {
+ //
+ // Since this is a BOOLEAN operation, flip it upon selection
+ //
+ QuestionValue->Value.b = (BOOLEAN) (QuestionValue->Value.b ? FALSE : TRUE);
+
+ //
+ // Perform inconsistent check
+ //
+ Status = ValidateQuestion (Selection->FormSet, Selection->Form, Question, EFI_HII_EXPRESSION_INCONSISTENT_IF);
+ if (EFI_ERROR (Status)) {
+ //
+ // Inconsistent check fail, restore Question Value
+ //
+ QuestionValue->Value.b = (BOOLEAN) (QuestionValue->Value.b ? FALSE : TRUE);
+ FreePool (*OptionString);
+ *OptionString = NULL;
+ return Status;
+ }
+
+ //
+ // Save Question value
+ //
+ Status = SetQuestionValue (Selection->FormSet, Selection->Form, Question, GetSetValueWithEditBuffer);
+ UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
+ }
+
+ if (QuestionValue->Value.b) {
+ *(OptionString[0] + 1) = CHECK_ON;
+ } else {
+ *(OptionString[0] + 1) = CHECK_OFF;
+ }
+ *(OptionString[0] + 2) = RIGHT_CHECKBOX_DELIMITER;
+ break;
+
+ case EFI_IFR_NUMERIC_OP:
+ if (Selected) {
+ //
+ // Go ask for input
+ //
+ Status = GetNumericInput (Selection, MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ *OptionString[0] = LEFT_NUMERIC_DELIMITER;
+
+ //
+ // Formatted print
+ //
+ PrintFormattedNumber (Question, FormattedNumber, 21 * sizeof (CHAR16));
+ Number = (UINT16) GetStringWidth (FormattedNumber);
+ CopyMem (OptionString[0] + 1, FormattedNumber, Number);
+
+ *(OptionString[0] + Number / 2) = RIGHT_NUMERIC_DELIMITER;
+ }
+ break;
+
+ case EFI_IFR_DATE_OP:
+ if (Selected) {
+ //
+ // This is similar to numerics
+ //
+ Status = GetNumericInput (Selection, MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ switch (MenuOption->Sequence) {
+ case 0:
+ *OptionString[0] = LEFT_NUMERIC_DELIMITER;
+ UnicodeSPrint (OptionString[0] + 1, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.date.Month);
+ *(OptionString[0] + 3) = DATE_SEPARATOR;
+ break;
+
+ case 1:
+ SetUnicodeMem (OptionString[0], 4, L' ');
+ UnicodeSPrint (OptionString[0] + 4, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.date.Day);
+ *(OptionString[0] + 6) = DATE_SEPARATOR;
+ break;
+
+ case 2:
+ SetUnicodeMem (OptionString[0], 7, L' ');
+ UnicodeSPrint (OptionString[0] + 7, 21 * sizeof (CHAR16), L"%04d", QuestionValue->Value.date.Year);
+ *(OptionString[0] + 11) = RIGHT_NUMERIC_DELIMITER;
+ break;
+ }
+ }
+ break;
+
+ case EFI_IFR_TIME_OP:
+ if (Selected) {
+ //
+ // This is similar to numerics
+ //
+ Status = GetNumericInput (Selection, MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ switch (MenuOption->Sequence) {
+ case 0:
+ *OptionString[0] = LEFT_NUMERIC_DELIMITER;
+ UnicodeSPrint (OptionString[0] + 1, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Hour);
+ *(OptionString[0] + 3) = TIME_SEPARATOR;
+ break;
+
+ case 1:
+ SetUnicodeMem (OptionString[0], 4, L' ');
+ UnicodeSPrint (OptionString[0] + 4, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Minute);
+ *(OptionString[0] + 6) = TIME_SEPARATOR;
+ break;
+
+ case 2:
+ SetUnicodeMem (OptionString[0], 7, L' ');
+ UnicodeSPrint (OptionString[0] + 7, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Second);
+ *(OptionString[0] + 9) = RIGHT_NUMERIC_DELIMITER;
+ break;
+ }
+ }
+ break;
+
+ case EFI_IFR_STRING_OP:
+ if (Selected) {
+ StringPtr = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
+ ASSERT (StringPtr);
+ CopyMem(StringPtr, Question->BufferValue, Maximum * sizeof (CHAR16));
+
+ Status = ReadString (MenuOption, gPromptForData, StringPtr);
+ if (!EFI_ERROR (Status)) {
+ HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, StringPtr, NULL);
+ Status = ValidateQuestion(Selection->FormSet, Selection->Form, Question, EFI_HII_EXPRESSION_INCONSISTENT_IF);
+ if (EFI_ERROR (Status)) {
+ HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, (CHAR16*)Question->BufferValue, NULL);
+ } else {
+ CopyMem (Question->BufferValue, StringPtr, Maximum * sizeof (CHAR16));
+ SetQuestionValue (Selection->FormSet, Selection->Form, Question, GetSetValueWithEditBuffer);
+
+ UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
+ }
+ }
+
+ FreePool (StringPtr);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ if (((CHAR16 *) Question->BufferValue)[0] == 0x0000) {
+ *(OptionString[0]) = '_';
+ } else {
+ if ((Maximum * sizeof (CHAR16)) < BufferSize) {
+ BufferSize = Maximum * sizeof (CHAR16);
+ }
+ CopyMem (OptionString[0], (CHAR16 *) Question->BufferValue, BufferSize);
+ }
+ }
+ break;
+
+ case EFI_IFR_PASSWORD_OP:
+ if (Selected) {
+ StringPtr = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
+ ASSERT (StringPtr);
+
+ //
+ // For interactive passwords, old password is validated by callback
+ //
+ if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ //
+ // Use a NULL password to test whether old password is required
+ //
+ *StringPtr = 0;
+ Status = PasswordCallback (Selection, MenuOption, StringPtr);
+ if (Status == EFI_NOT_AVAILABLE_YET || Status == EFI_UNSUPPORTED) {
+ //
+ // Callback is not supported, or
+ // Callback request to terminate password input
+ //
+ FreePool (StringPtr);
+ return EFI_SUCCESS;
+ }
+
+ if (EFI_ERROR (Status)) {
+ //
+ // Old password exist, ask user for the old password
+ //
+ Status = ReadString (MenuOption, gPromptForPassword, StringPtr);
+ if (EFI_ERROR (Status)) {
+ FreePool (StringPtr);
+ return Status;
+ }
+
+ //
+ // Check user input old password
+ //
+ Status = PasswordCallback (Selection, MenuOption, StringPtr);
+ if (EFI_ERROR (Status)) {
+ if (Status == EFI_NOT_READY) {
+ //
+ // Typed in old password incorrect
+ //
+ PasswordInvalid ();
+ } else {
+ Status = EFI_SUCCESS;
+ }
+
+ FreePool (StringPtr);
+ return Status;
+ }
+ }
+ } else {
+ //
+ // For non-interactive password, validate old password in local
+ //
+ if (*((CHAR16 *) Question->BufferValue) != 0) {
+ //
+ // There is something there! Prompt for password
+ //
+ Status = ReadString (MenuOption, gPromptForPassword, StringPtr);
+ if (EFI_ERROR (Status)) {
+ FreePool (StringPtr);
+ return Status;
+ }
+
+ TempString = AllocateCopyPool ((Maximum + 1) * sizeof (CHAR16), Question->BufferValue);
+ ASSERT (TempString != NULL);
+
+ TempString[Maximum] = L'\0';
+
+ if (StrCmp (StringPtr, TempString) != 0) {
+ //
+ // Typed in old password incorrect
+ //
+ PasswordInvalid ();
+
+ FreePool (StringPtr);
+ FreePool (TempString);
+ return Status;
+ }
+
+ FreePool (TempString);
+ }
+ }
+
+ //
+ // Ask for new password
+ //
+ ZeroMem (StringPtr, (Maximum + 1) * sizeof (CHAR16));
+ Status = ReadString (MenuOption, gPromptForNewPassword, StringPtr);
+ if (EFI_ERROR (Status)) {
+ //
+ // Reset state machine for interactive password
+ //
+ if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ PasswordCallback (Selection, MenuOption, NULL);
+ }
+
+ FreePool (StringPtr);
+ return Status;
+ }
+
+ //
+ // Confirm new password
+ //
+ TempString = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
+ ASSERT (TempString);
+ Status = ReadString (MenuOption, gConfirmPassword, TempString);
+ if (EFI_ERROR (Status)) {
+ //
+ // Reset state machine for interactive password
+ //
+ if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ PasswordCallback (Selection, MenuOption, NULL);
+ }
+
+ FreePool (StringPtr);
+ FreePool (TempString);
+ return Status;
+ }
+
+ //
+ // Compare two typed-in new passwords
+ //
+ if (StrCmp (StringPtr, TempString) == 0) {
+ //
+ // Prepare the Question->HiiValue.Value.string for ValidateQuestion use.
+ //
+ if((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ StringId = Question->HiiValue.Value.string;
+ Question->HiiValue.Value.string = NewString (StringPtr, Selection->FormSet->HiiHandle);
+ } else {
+ HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, StringPtr, NULL);
+ }
+
+ Status = ValidateQuestion(Selection->FormSet, Selection->Form, Question, EFI_HII_EXPRESSION_INCONSISTENT_IF);
+
+ //
+ // Researve the Question->HiiValue.Value.string.
+ //
+ if((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ DeleteString(Question->HiiValue.Value.string, Selection->FormSet->HiiHandle);
+ Question->HiiValue.Value.string = StringId;
+ }
+
+ if (EFI_ERROR (Status)) {
+ //
+ // Reset state machine for interactive password
+ //
+ if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ PasswordCallback (Selection, MenuOption, NULL);
+ } else {
+ //
+ // Researve the Question->HiiValue.Value.string.
+ //
+ HiiSetString(Selection->FormSet->HiiHandle, Question->HiiValue.Value.string, (CHAR16*)Question->BufferValue, NULL);
+ }
+ } else {
+ //
+ // Two password match, send it to Configuration Driver
+ //
+ if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ PasswordCallback (Selection, MenuOption, StringPtr);
+ } else {
+ CopyMem (Question->BufferValue, StringPtr, Maximum * sizeof (CHAR16));
+ SetQuestionValue (Selection->FormSet, Selection->Form, Question, GetSetValueWithHiiDriver);
+ }
+ }
+ } else {
+ //
+ // Reset state machine for interactive password
+ //
+ if ((Question->QuestionFlags & EFI_IFR_FLAG_CALLBACK) != 0) {
+ PasswordCallback (Selection, MenuOption, NULL);
+ }
+
+ //
+ // Two password mismatch, prompt error message
+ //
+ do {
+ CreateDialog (4, TRUE, 0, NULL, &Key, gEmptyString, gConfirmError, gPressEnter, gEmptyString);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+ }
+
+ FreePool (TempString);
+ FreePool (StringPtr);
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return Status;
+}
+
+
+/**
+ Process the help string: Split StringPtr to several lines of strings stored in
+ FormattedString and the glyph width of each line cannot exceed gHelpBlockWidth.
+
+ @param StringPtr The entire help string.
+ @param FormattedString The oupput formatted string.
+ @param EachLineWidth The max string length of each line in the formatted string.
+ @param RowCount TRUE: if Question is selected.
+
+**/
+UINTN
+ProcessHelpString (
+ IN CHAR16 *StringPtr,
+ OUT CHAR16 **FormattedString,
+ OUT UINT16 *EachLineWidth,
+ IN UINTN RowCount
+ )
+{
+ UINTN Index;
+ CHAR16 *OutputString;
+ UINTN TotalRowNum;
+ UINTN CheckedNum;
+ UINT16 GlyphWidth;
+ UINT16 LineWidth;
+ UINT16 MaxStringLen;
+ UINT16 StringLen;
+
+ TotalRowNum = 0;
+ CheckedNum = 0;
+ GlyphWidth = 1;
+ Index = 0;
+ MaxStringLen = 0;
+ StringLen = 0;
+
+ //
+ // Set default help string width.
+ //
+ LineWidth = (UINT16) (gHelpBlockWidth - 1);
+
+ //
+ // Get row number of the String.
+ //
+ while ((StringLen = GetLineByWidth (StringPtr, LineWidth, &GlyphWidth, &Index, &OutputString)) != 0) {
+ if (StringLen > MaxStringLen) {
+ MaxStringLen = StringLen;
+ }
+
+ TotalRowNum ++;
+ FreePool (OutputString);
+ }
+ *EachLineWidth = MaxStringLen;
+
+ *FormattedString = AllocateZeroPool (TotalRowNum * MaxStringLen * sizeof (CHAR16));
+ ASSERT (*FormattedString != NULL);
+
+ //
+ // Generate formatted help string array.
+ //
+ GlyphWidth = 1;
+ Index = 0;
+ while((StringLen = GetLineByWidth (StringPtr, LineWidth, &GlyphWidth, &Index, &OutputString)) != 0) {
+ CopyMem (*FormattedString + CheckedNum * MaxStringLen, OutputString, StringLen * sizeof (CHAR16));
+ CheckedNum ++;
+ FreePool (OutputString);
+ }
+
+ return TotalRowNum;
+}
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