878ddf1fc3
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
1678 lines
61 KiB
C
1678 lines
61 KiB
C
/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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ProcessOptions.c
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Abstract:
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Implementation for handling the User Interface option processing.
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Revision History
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--*/
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#include "Setup.h"
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#include "Ui.h"
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EFI_STATUS
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ExtractRequestedNvMap (
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IN EFI_FILE_FORM_TAGS *FileFormTags,
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IN UINT16 VariableId,
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OUT EFI_VARIABLE_DEFINITION **VariableDefinition
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)
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{
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*VariableDefinition = FileFormTags->VariableDefinitions;
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//
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// Extract the data from the NV variable - consumer will free the buffer.
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//
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for (; *VariableDefinition != NULL; *VariableDefinition = (*VariableDefinition)->Next) {
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//
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// If there is a variable with this ID return with EFI_SUCCESS
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//
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if (!CompareMem (&(*VariableDefinition)->VariableId, &VariableId, sizeof (UINT16))) {
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return EFI_SUCCESS;
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}
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}
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return EFI_NOT_FOUND;
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}
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EFI_STATUS
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ExtractNvValue (
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IN EFI_FILE_FORM_TAGS *FileFormTags,
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IN UINT16 VariableId,
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IN UINT16 VariableSize,
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IN UINT16 OffsetValue,
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OUT VOID **Buffer
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)
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{
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EFI_STATUS Status;
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EFI_VARIABLE_DEFINITION *VariableDefinition;
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Status = ExtractRequestedNvMap (FileFormTags, VariableId, &VariableDefinition);
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if (!EFI_ERROR (Status)) {
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//
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// Allocate sufficient space for the data and copy it into the outgoing buffer
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//
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if (VariableSize != 0) {
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*Buffer = AllocateZeroPool (VariableSize);
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ASSERT (*Buffer != NULL);
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CopyMem (*Buffer, &VariableDefinition->NvRamMap[OffsetValue], VariableSize);
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}
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return EFI_SUCCESS;
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}
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return Status;
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}
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VOID
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AdjustNvMap (
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IN EFI_FILE_FORM_TAGS *FileFormTags,
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IN UI_MENU_OPTION *MenuOption
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)
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{
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CHAR8 *NvRamMap;
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UINTN SizeRequired;
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UINTN Index;
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UINTN CachedStart;
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EFI_VARIABLE_DEFINITION *VariableDefinition;
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CachedStart = 0;
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SizeRequired = MenuOption->ThisTag->StorageStart + MenuOption->ThisTag->StorageWidth;
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ExtractRequestedNvMap (FileFormTags, MenuOption->Tags->VariableNumber, &VariableDefinition);
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//
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// We arrived here because the current NvRamMap is too small for the new op-code to store things and
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// we need to adjust the buffer to support this.
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//
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NvRamMap = AllocateZeroPool (SizeRequired + 1);
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ASSERT (NvRamMap != NULL);
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//
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// Copy current NvRamMap to the new NvRamMap
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//
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CopyMem (NvRamMap, VariableDefinition->NvRamMap, VariableDefinition->VariableFakeSize);
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//
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// Remember, the only time we come here is because we are in the NVPlus section of the NvRamMap
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//
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for (Index = MenuOption->TagIndex;
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(MenuOption->Tags[Index].Operand != EFI_IFR_END_FORM_OP) && (MenuOption->Tags[Index].Operand != EFI_IFR_END_ONE_OF_OP);
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Index++
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) {
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switch (MenuOption->Tags[Index].Operand) {
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case EFI_IFR_ORDERED_LIST_OP:
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case EFI_IFR_ONE_OF_OP:
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CachedStart = MenuOption->Tags[Index].StorageStart;
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break;
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case EFI_IFR_ONE_OF_OPTION_OP:
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if (MenuOption->Tags[Index].Flags & EFI_IFR_FLAG_DEFAULT) {
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CopyMem (&NvRamMap[CachedStart], &MenuOption->Tags[Index].Value, 2);
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}
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break;
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case EFI_IFR_CHECKBOX_OP:
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CopyMem (&NvRamMap[MenuOption->Tags[Index].StorageStart], &MenuOption->Tags[Index].Flags, 1);
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break;
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case EFI_IFR_NUMERIC_OP:
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case EFI_IFR_DATE_OP:
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case EFI_IFR_TIME_OP:
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case EFI_IFR_STRING_OP:
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case EFI_IFR_PASSWORD_OP:
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CopyMem (
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&NvRamMap[MenuOption->Tags[Index].StorageStart],
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&MenuOption->Tags[Index].Value,
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MenuOption->Tags[Index].StorageWidth
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);
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break;
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}
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}
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gBS->FreePool (VariableDefinition->NvRamMap);
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VariableDefinition->NvRamMap = NvRamMap;
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VariableDefinition->VariableFakeSize = (UINT16) SizeRequired;
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}
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EFI_STATUS
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ProcessOptions (
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IN UI_MENU_OPTION *MenuOption,
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IN BOOLEAN Selected,
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IN EFI_FILE_FORM_TAGS *FileFormTagsHead,
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IN EFI_IFR_DATA_ARRAY *PageData,
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OUT CHAR16 **OptionString
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)
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{
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EFI_STATUS Status;
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CHAR16 *StringPtr;
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UINTN Index;
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UINTN CachedIndex;
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EFI_FILE_FORM_TAGS *FileFormTags;
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EFI_TAG *Tag;
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CHAR16 FormattedNumber[6];
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UINT16 Number;
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UINT16 Value;
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UINT16 *ValueArray;
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UINT16 *NvRamMap;
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CHAR8 *TmpNvRamMap;
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UINTN Default;
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UINTN StringCount;
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CHAR16 Character[2];
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UINTN Count;
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EFI_TIME Time;
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EFI_FORM_CALLBACK_PROTOCOL *FormCallback;
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STRING_REF PopUp;
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CHAR16 NullCharacter;
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EFI_INPUT_KEY Key;
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EFI_VARIABLE_DEFINITION *VariableDefinition;
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BOOLEAN OrderedList;
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BOOLEAN Initialized;
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UINT16 KeyValue;
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BOOLEAN Skip;
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FileFormTags = FileFormTagsHead;
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for (Index = 0; Index < MenuOption->IfrNumber; Index++) {
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FileFormTags = FileFormTags->NextFile;
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}
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OrderedList = FALSE;
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Initialized = FALSE;
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ValueArray = NULL;
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VariableDefinition = NULL;
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Skip = FALSE;
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ZeroMem (&Time, sizeof (EFI_TIME));
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StringPtr = (CHAR16 *) L"\0";
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Tag = MenuOption->ThisTag;
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ExtractRequestedNvMap (FileFormTags, Tag->VariableNumber, &VariableDefinition);
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if (Tag->StorageStart > VariableDefinition->VariableSize) {
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NvRamMap = (UINT16 *) &VariableDefinition->FakeNvRamMap[Tag->StorageStart];
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} else {
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NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
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}
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StringCount = 0;
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Character[1] = 0;
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Count = 0;
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Default = 0;
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NullCharacter = CHAR_NULL;
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FormCallback = NULL;
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if (MenuOption->ThisTag->Operand == EFI_IFR_ORDERED_LIST_OP) {
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OrderedList = TRUE;
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if (((UINT8 *) NvRamMap)[0] != 0x00) {
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Initialized = TRUE;
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}
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}
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ZeroMem (FormattedNumber, 12);
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Status = gBS->HandleProtocol (
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(VOID *) (UINTN) FileFormTags->FormTags.Tags[0].CallbackHandle,
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&gEfiFormCallbackProtocolGuid,
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(VOID **) &FormCallback
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);
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if (*OptionString != NULL) {
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gBS->FreePool (*OptionString);
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*OptionString = NULL;
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}
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switch (Tag->Operand) {
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case EFI_IFR_ORDERED_LIST_OP:
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case EFI_IFR_ONE_OF_OP:
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//
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// If the op-code we are looking at is larger than the latest created NvMap - we likely encountered a dynamically
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// created entry which has an expanded NvMap requirement. We won't save this information - but we need to adjust
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// the NvMap so that we can properly display the information
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//
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if ((UINTN) (Tag->StorageStart + Tag->StorageWidth) > VariableDefinition->VariableFakeSize) {
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AdjustNvMap (FileFormTags, MenuOption);
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NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
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}
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CachedIndex = MenuOption->TagIndex;
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//
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// search for EFI_IFR_ONE_OF_OPTION_OP until you hit the EFI_IFR_END_ONE_OF_OP,
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// each of the .Text in the options are going to be what gets displayed. Break each into 26 char chunks
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// when hit right/left arrow allows for selection - then repopulate Tag[TagIndex] with the choice
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//
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for (Index = MenuOption->TagIndex; MenuOption->Tags[Index].Operand != EFI_IFR_END_ONE_OF_OP; Index++) {
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//
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// We found an option - which assumedly has a string. We will eventually have to support
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// wrapping of strings. For now, let's pretend they don't wrap and code that up.
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//
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// Count how many strings there are
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//
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if (MenuOption->Tags[Index].Operand == EFI_IFR_ONE_OF_OPTION_OP) {
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//
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// If one of the options for the one-of has an interactive flag, back-define the oneof to have one too
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//
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if (MenuOption->Tags[Index].Flags & EFI_IFR_FLAG_INTERACTIVE) {
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MenuOption->Tags[CachedIndex].Flags = (UINT8) (MenuOption->Tags[CachedIndex].Flags | EFI_IFR_FLAG_INTERACTIVE);
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}
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StringCount++;
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}
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}
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//
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// We now know how many strings we will have, so we can allocate the
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// space required for the array or strings.
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//
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*OptionString = AllocateZeroPool (StringCount * (gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
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ASSERT (*OptionString);
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//
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// Add left delimeter to string
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//
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*OptionString[0] = LEFT_ONEOF_DELIMITER;
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//
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// Retrieve the current OneOf value
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//
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if (Selected) {
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//
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// Auto selection from list
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//
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Value = 0;
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//
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// Copy current setting to the seed Value
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//
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if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
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ValueArray = AllocateZeroPool (MenuOption->ThisTag->StorageWidth);
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ASSERT (ValueArray != NULL);
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CopyMem (ValueArray, NvRamMap, MenuOption->ThisTag->StorageWidth);
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} else {
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CopyMem (&Value, NvRamMap, MenuOption->ThisTag->StorageWidth);
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CopyMem (gPreviousValue, NvRamMap, MenuOption->ThisTag->StorageWidth);
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}
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Number = Value;
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if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
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Status = GetSelectionInputPopUp (MenuOption, Tag, MenuOption->ThisTag->StorageWidth, ValueArray, &KeyValue);
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} else {
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Status = GetSelectionInputPopUp (MenuOption, Tag, 1, &Value, &KeyValue);
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}
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if (!EFI_ERROR (Status)) {
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if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
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CopyMem (NvRamMap, ValueArray, MenuOption->ThisTag->StorageWidth);
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gBS->FreePool (ValueArray);
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} else {
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//
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// Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
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//
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CopyMem (NvRamMap, &Value, Tag->StorageWidth);
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MenuOption->ThisTag->Key = KeyValue;
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}
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//
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// If a late check is required save off the information. This is used when consistency checks
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// are required, but certain values might be bound by an impossible consistency check such as
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// if two questions are bound by consistency checks and each only has two possible choices, there
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// would be no way for a user to switch the values. Thus we require late checking.
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//
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if (Tag->Flags & EFI_IFR_FLAG_LATE_CHECK) {
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CopyMem (&Tag->OldValue, &Value, Tag->StorageWidth);
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} else {
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//
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// In theory, passing the value and the Id are sufficient to determine what needs
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// to be done. The Id is the key to look for the entry needed in the Inconsistency
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// database. That will yields operand and ID data - and since the ID's correspond
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// to the NV storage, we can determine the values for other IDs there.
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//
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if (ValueIsNotValid (TRUE, 0, Tag, FileFormTags, &PopUp)) {
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if (PopUp == 0x0000) {
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//
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// Restore Old Value
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//
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if (!Tag->Suppress && !Tag->GrayOut) {
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CopyMem (NvRamMap, &Number, MenuOption->ThisTag->StorageWidth);
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}
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break;
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}
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StringPtr = GetToken (PopUp, MenuOption->Handle);
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CreatePopUp (GetStringWidth (StringPtr) / 2, 3, &NullCharacter, StringPtr, &NullCharacter);
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do {
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Status = WaitForKeyStroke (&Key);
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switch (Key.UnicodeChar) {
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case CHAR_CARRIAGE_RETURN:
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//
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// Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
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//
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CopyMem (NvRamMap, &Number, MenuOption->ThisTag->StorageWidth);
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gBS->FreePool (StringPtr);
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break;
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default:
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break;
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}
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} while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
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}
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}
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UpdateStatusBar (NV_UPDATE_REQUIRED, Tag->Flags, TRUE);
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} else {
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if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
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gBS->FreePool (ValueArray);
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}
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return EFI_SUCCESS;
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}
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} else {
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for (Index = MenuOption->TagIndex; MenuOption->Tags[Index].Operand != EFI_IFR_END_ONE_OF_OP; Index++) {
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//
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// We found an option - which assumedly has a string. We will eventually have to support
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// wrapping of strings. For now, let's pretend they don't wrap and code that up.
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//
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if (MenuOption->Tags[Index].Operand == EFI_IFR_ONE_OF_OPTION_OP) {
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if (OrderedList) {
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if (!Initialized) {
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//
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// If the first entry is invalid, then the "default" settings are based on what is reflected
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// in the order of the op-codes
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//
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((UINT8 *) NvRamMap)[Index - MenuOption->TagIndex - 1] = (UINT8) MenuOption->Tags[Index].Value;
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}
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//
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// Only display 3 lines of stuff at most
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//
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if ((Index - MenuOption->TagIndex) > ORDERED_LIST_SIZE) {
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break;
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}
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if (((Index - MenuOption->TagIndex) != 1) && !Skip) {
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Character[0] = LEFT_ONEOF_DELIMITER;
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NewStrCat (OptionString[0], Character);
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}
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MenuOption->ThisTag->NumberOfLines = (UINT16) (Index - MenuOption->TagIndex);
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if (!Initialized) {
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StringPtr = GetToken (MenuOption->Tags[Index].Text, MenuOption->Handle);
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} else {
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for (Value = (UINT16) (MenuOption->TagIndex + 1);
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MenuOption->Tags[Value].Operand != EFI_IFR_END_ONE_OF_OP;
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Value++
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) {
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if (MenuOption->Tags[Value].Value == ((UINT8 *) NvRamMap)[Index - MenuOption->TagIndex - 1]) {
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StringPtr = GetToken (MenuOption->Tags[Value].Text, MenuOption->Handle);
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break;
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}
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}
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if (MenuOption->Tags[Value].Operand == EFI_IFR_END_ONE_OF_OP) {
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Skip = TRUE;
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continue;
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}
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}
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Skip = FALSE;
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NewStrCat (OptionString[0], StringPtr);
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Character[0] = RIGHT_ONEOF_DELIMITER;
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NewStrCat (OptionString[0], Character);
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Character[0] = CHAR_CARRIAGE_RETURN;
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NewStrCat (OptionString[0], Character);
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//
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// Remove Buffer allocated for StringPtr after it has been used.
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//
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gBS->FreePool (StringPtr);
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} else {
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//
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// The option value is the same as what is stored in NV store. Print this.
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//
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if (!CompareMem (&(MenuOption->Tags[Index].Value), NvRamMap, MenuOption->ThisTag->StorageWidth)) {
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StringPtr = GetToken (MenuOption->Tags[Index].Text, MenuOption->Handle);
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NewStrCat (OptionString[0], StringPtr);
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Character[0] = RIGHT_ONEOF_DELIMITER;
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NewStrCat (OptionString[0], Character);
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//
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// Remove Buffer allocated for StringPtr after it has been used.
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//
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gBS->FreePool (StringPtr);
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Default = 0;
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break;
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}
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if ((MenuOption->Tags[Index].Flags & EFI_IFR_FLAG_DEFAULT) == 1) {
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Default = MenuOption->Tags[Index].Text;
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Value = MenuOption->Tags[Index].Value;
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};
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}
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}
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}
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//
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// We didn't find a value that matched a setting in the NVRAM Map - display default - set default
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//
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if (Default != 0) {
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//
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// Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
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//
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CopyMem (NvRamMap, &Value, MenuOption->ThisTag->StorageWidth);
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StringPtr = GetToken ((UINT16) Default, MenuOption->Handle);
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NewStrCat (OptionString[0], StringPtr);
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Character[0] = RIGHT_ONEOF_DELIMITER;
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NewStrCat (OptionString[0], Character);
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//
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// Remove Buffer allocated for StringPtr after it has been used.
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//
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gBS->FreePool (StringPtr);
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}
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}
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break;
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|
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case EFI_IFR_CHECKBOX_OP:
|
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//
|
|
// If the op-code we are looking at is larger than the latest created NvMap - we likely encountered a dynamically
|
|
// created entry which has an expanded NvMap requirement. We won't save this information - but we need to adjust
|
|
// the NvMap so that we can properly display the information
|
|
//
|
|
if ((UINTN) (Tag->StorageStart + Tag->StorageWidth) > VariableDefinition->VariableFakeSize) {
|
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AdjustNvMap (FileFormTags, MenuOption);
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NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
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}
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Default = Tag->Flags & 1;
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//
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// If hit spacebar, set or unset Tag[TagIndex].Flags based on it's previous value - BOOLEAN
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//
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*OptionString = AllocateZeroPool ((gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
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ASSERT (*OptionString);
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//
|
|
// Since Checkboxes are BOOLEAN values, bit 0 of the Flags bit defines the default option, therefore, if
|
|
// the default option (only one option for checkboxes) is on, then the default value is on. Tag.Default is not
|
|
// an active field for Checkboxes.
|
|
//
|
|
StrnCpy (OptionString[0], (CHAR16 *) LEFT_CHECKBOX_DELIMITER, 1);
|
|
|
|
//
|
|
// Since this is a BOOLEAN operation, flip bit 0 upon selection
|
|
//
|
|
if (Selected) {
|
|
Tag->Value = (UINT16) (Tag->Value ^ 1);
|
|
*(UINT8 *) NvRamMap = (UINT8) (Tag->Value & 1);
|
|
UpdateStatusBar (NV_UPDATE_REQUIRED, Tag->Flags, TRUE);
|
|
}
|
|
|
|
if ((*(UINT8 *) NvRamMap & 1) == 0x01) {
|
|
NewStrCat (OptionString[0], (CHAR16 *) CHECK_ON);
|
|
//
|
|
// If someone reset default variables - we may need to reload from our NvMapping....
|
|
//
|
|
Tag->Value = *(UINT8 *) NvRamMap;
|
|
} else {
|
|
//
|
|
// If someone reset default variables - we may need to reload from our NvMapping....
|
|
//
|
|
NewStrCat (OptionString[0], (CHAR16 *) CHECK_OFF);
|
|
Tag->Value = *(UINT8 *) NvRamMap;
|
|
}
|
|
|
|
NewStrCat (OptionString[0], (CHAR16 *) RIGHT_CHECKBOX_DELIMITER);
|
|
NewStrCat (OptionString[0], StringPtr);
|
|
break;
|
|
|
|
case EFI_IFR_NUMERIC_OP:
|
|
//
|
|
// If the op-code we are looking at is larger than the latest created NvMap - we likely encountered a dynamically
|
|
// created entry which has an expanded NvMap requirement. We won't save this information - but we need to adjust
|
|
// the NvMap so that we can properly display the information
|
|
//
|
|
if ((UINTN) (Tag->StorageStart + Tag->StorageWidth) > VariableDefinition->VariableFakeSize) {
|
|
AdjustNvMap (FileFormTags, MenuOption);
|
|
NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
|
|
}
|
|
|
|
*OptionString = AllocateZeroPool ((gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
|
|
ASSERT (*OptionString);
|
|
|
|
//
|
|
// Add left delimeter to string
|
|
//
|
|
*OptionString[0] = LEFT_NUMERIC_DELIMITER;
|
|
|
|
//
|
|
// Retrieve the current numeric value
|
|
//
|
|
if (Selected) {
|
|
//
|
|
// Go ask for input
|
|
//
|
|
if (Tag->Step == 0) {
|
|
//
|
|
// Manual Input
|
|
//
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, TRUE, Tag, REGULAR_NUMERIC, &Number);
|
|
if (!EFI_ERROR (Status)) {
|
|
CopyMem (gPreviousValue, NvRamMap, MenuOption->ThisTag->StorageWidth);
|
|
UpdateStatusBar (NV_UPDATE_REQUIRED, Tag->Flags, TRUE);
|
|
|
|
//
|
|
// Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
|
|
//
|
|
CopyMem (NvRamMap, &Number, MenuOption->ThisTag->StorageWidth);
|
|
} else {
|
|
return EFI_SUCCESS;
|
|
}
|
|
} else {
|
|
//
|
|
// Auto selection from list
|
|
//
|
|
if ((((Tag->StorageWidth == 1) && (UINT8) (*NvRamMap) > Tag->Maximum) || ((UINT8) (*NvRamMap) < Tag->Minimum)) ||
|
|
(((Tag->StorageWidth == 2) && *NvRamMap > Tag->Maximum) || (*NvRamMap < Tag->Minimum))
|
|
) {
|
|
//
|
|
// Seed Number with valid value if currently invalid
|
|
//
|
|
Number = Tag->Default;
|
|
} else {
|
|
if (Tag->StorageWidth == 1) {
|
|
Number = (UINT8) (*NvRamMap);
|
|
} else {
|
|
Number = *NvRamMap;
|
|
}
|
|
}
|
|
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, FALSE, Tag, REGULAR_NUMERIC, &Number);
|
|
if (!EFI_ERROR (Status)) {
|
|
CopyMem (gPreviousValue, NvRamMap, MenuOption->ThisTag->StorageWidth);
|
|
UpdateStatusBar (NV_UPDATE_REQUIRED, Tag->Flags, TRUE);
|
|
|
|
//
|
|
// Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
|
|
//
|
|
CopyMem (NvRamMap, &Number, MenuOption->ThisTag->StorageWidth);
|
|
} else {
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
} else {
|
|
if (((Tag->StorageWidth == 1) && (UINT8) (*NvRamMap) <= Tag->Maximum && (UINT8) (*NvRamMap) >= Tag->Minimum) ||
|
|
((Tag->StorageWidth == 2) && *NvRamMap <= Tag->Maximum && *NvRamMap >= Tag->Minimum)
|
|
) {
|
|
if (Tag->StorageWidth == 1) {
|
|
Number = (UINT8) (*NvRamMap);
|
|
} else {
|
|
Number = *NvRamMap;
|
|
}
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Number,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
StrnCpy (OptionString[0] + 1, FormattedNumber, Number);
|
|
} else {
|
|
//
|
|
// If *NvRamMap isn't within parameters, set it to within parameters
|
|
//
|
|
//
|
|
// Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
|
|
//
|
|
CopyMem (NvRamMap, &Tag->Default, MenuOption->ThisTag->StorageWidth);
|
|
Number = Tag->Default;
|
|
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Number,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
StrnCpy (OptionString[0] + 1, FormattedNumber, Number);
|
|
}
|
|
|
|
*(OptionString[0] + Number / 2) = RIGHT_NUMERIC_DELIMITER;
|
|
NewStrCat (OptionString[0] + (Number / 2) + 1, StringPtr);
|
|
}
|
|
break;
|
|
|
|
case EFI_IFR_DATE_OP:
|
|
//
|
|
// If the op-code we are looking at is larger than the latest created NvMap - we likely encountered a dynamically
|
|
// created entry which has an expanded NvMap requirement. We won't save this information - but we need to adjust
|
|
// the NvMap so that we can properly display the information
|
|
//
|
|
if ((UINTN) (Tag->StorageStart + Tag->StorageWidth) > VariableDefinition->VariableFakeSize) {
|
|
AdjustNvMap (FileFormTags, MenuOption);
|
|
NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
|
|
}
|
|
|
|
Status = gRT->GetTime (&Time, NULL);
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// This for loop advances Index till it points immediately after a date entry. We can then
|
|
// subtract MenuOption->TagIndex from Index and find out relative to the start of the Date
|
|
// structure which field we were in. For instance, if TagIndex was 52, and we advanced Index
|
|
// to 53 and found it to no longer point to a date operand, we were pointing to the last of 3
|
|
// date operands.
|
|
//
|
|
//
|
|
// This has BUGBUG potential....fix this - if someone wants to ask two DATE questions in a row.....code
|
|
// against such silliness.
|
|
//
|
|
// Also, we want to internationalize the order of the date information. We need to code for it as well.
|
|
//
|
|
for (Index = MenuOption->TagIndex; MenuOption->Tags[Index].Operand == EFI_IFR_DATE_OP; Index++)
|
|
;
|
|
|
|
//
|
|
// Count 0 = We entered on the first Date operand
|
|
// Count 1 = We entered on the second Date operand
|
|
// Count 2 = We entered on the third Date operand
|
|
//
|
|
Count = 3 - (Index - MenuOption->TagIndex);
|
|
if (Count > 2) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// This is similar to numerics, except for the following:
|
|
// We will under normal circumstances get 3 consecutive calls
|
|
// to process this opcodes data.
|
|
//
|
|
*OptionString = AllocateZeroPool ((gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
|
|
ASSERT (*OptionString);
|
|
|
|
switch (Count) {
|
|
case 0:
|
|
if (Selected) {
|
|
Number = (UINT16) Time.Month;
|
|
|
|
if (Tag->Step == 0) {
|
|
MenuOption->OptCol++;
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, TRUE, Tag, DATE_NUMERIC, &Number);
|
|
} else {
|
|
//
|
|
// Seed value with current setting
|
|
//
|
|
Tag->Value = (UINT16) Time.Month;
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, FALSE, Tag, DATE_NUMERIC, &Number);
|
|
}
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
Time.Month = (UINT8) Number;
|
|
gRT->SetTime (&Time);
|
|
}
|
|
}
|
|
|
|
VariableDefinition->FakeNvRamMap[Tag->Id] = Time.Month;
|
|
*OptionString[0] = LEFT_NUMERIC_DELIMITER;
|
|
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Time.Month,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
|
|
if (Number == 4) {
|
|
FormattedNumber[2] = FormattedNumber[1];
|
|
FormattedNumber[1] = FormattedNumber[0];
|
|
FormattedNumber[0] = L'0';
|
|
Number = 6;
|
|
}
|
|
|
|
StrnCpy (OptionString[0] + 1, FormattedNumber, Number);
|
|
*(OptionString[0] + Number / 2) = DATE_SEPARATOR;
|
|
StrCat (OptionString[0] + (Number / 2) + 1, StringPtr);
|
|
break;
|
|
|
|
case 1:
|
|
if (Selected) {
|
|
Number = (UINT16) Time.Day;
|
|
|
|
if (Tag->Step == 0) {
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, TRUE, Tag, DATE_NUMERIC, &Number);
|
|
} else {
|
|
//
|
|
// Seed value with current setting
|
|
//
|
|
Tag->Value = (UINT16) Time.Day;
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, FALSE, Tag, DATE_NUMERIC, &Number);
|
|
}
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
Time.Day = (UINT8) Number;
|
|
gRT->SetTime (&Time);
|
|
}
|
|
}
|
|
|
|
VariableDefinition->FakeNvRamMap[Tag->Id] = Time.Day;
|
|
SetUnicodeMem (OptionString[0], 4, L' ');
|
|
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Time.Day,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
if (Number == 4) {
|
|
FormattedNumber[2] = FormattedNumber[1];
|
|
FormattedNumber[1] = FormattedNumber[0];
|
|
FormattedNumber[0] = L'0';
|
|
Number = 6;
|
|
}
|
|
|
|
StrnCpy (OptionString[0] + 4, FormattedNumber, Number);
|
|
*(OptionString[0] + Number / 2 + 3) = DATE_SEPARATOR;
|
|
StrCat (OptionString[0] + (Number / 2) + 4, StringPtr);
|
|
break;
|
|
|
|
case 2:
|
|
if (Selected) {
|
|
Number = (UINT16) Time.Year;
|
|
|
|
if (Tag->Step == 0) {
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, TRUE, Tag, DATE_NUMERIC, &Number);
|
|
} else {
|
|
//
|
|
// Seed value with current setting
|
|
//
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, FALSE, Tag, DATE_NUMERIC, &Number);
|
|
}
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
Time.Year = (UINT16) Number;
|
|
gRT->SetTime (&Time);
|
|
}
|
|
}
|
|
|
|
Tag->Value = (UINT16) Time.Year;
|
|
VariableDefinition->FakeNvRamMap[Tag->Id] = (UINT8) Tag->Value;
|
|
VariableDefinition->FakeNvRamMap[Tag->Id + 1] = (UINT8) (Tag->Value >> 8);
|
|
SetUnicodeMem (OptionString[0], 7, L' ');
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Time.Year,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
StrnCpy (OptionString[0] + 7, FormattedNumber, Number);
|
|
*(OptionString[0] + Number / 2 + 6) = RIGHT_NUMERIC_DELIMITER;
|
|
StrCat (OptionString[0] + (Number / 2) + 7, StringPtr);
|
|
break;
|
|
}
|
|
|
|
break;
|
|
|
|
//
|
|
// BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG
|
|
// We need to add code to support the NVRam storage version of Date - this is the 1% case where someone
|
|
// might want to set an alarm and actually preserve the data in NVRam so a driver can pick up the instruction
|
|
// BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG
|
|
//
|
|
case EFI_IFR_TIME_OP:
|
|
//
|
|
// If the op-code we are looking at is larger than the latest created NvMap - we likely encountered a dynamically
|
|
// created entry which has an expanded NvMap requirement. We won't save this information - but we need to adjust
|
|
// the NvMap so that we can properly display the information
|
|
//
|
|
if ((UINTN) (Tag->StorageStart + Tag->StorageWidth) > VariableDefinition->VariableFakeSize) {
|
|
AdjustNvMap (FileFormTags, MenuOption);
|
|
NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
|
|
}
|
|
|
|
Status = gRT->GetTime (&Time, NULL);
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// This is similar to numerics, except for the following:
|
|
// We will under normal circumstances get 3 consecutive calls
|
|
// to process this opcodes data.
|
|
//
|
|
*OptionString = AllocateZeroPool ((gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
|
|
ASSERT (*OptionString);
|
|
|
|
//
|
|
// This for loop advances Index till it points immediately after a date entry. We can then
|
|
// subtract MenuOption->TagIndex from Index and find out relative to the start of the Date
|
|
// structure which field we were in. For instance, if TagIndex was 52, and we advanced Index
|
|
// to 53 and found it to no longer point to a date operand, we were pointing to the last of 3
|
|
// date operands.
|
|
//
|
|
for (Index = MenuOption->TagIndex; MenuOption->Tags[Index].Operand == EFI_IFR_TIME_OP; Index++)
|
|
;
|
|
//
|
|
// Count 0 = We entered on the first Date operand
|
|
// Count 1 = We entered on the second Date operand
|
|
// Count 2 = We entered on the third Date operand
|
|
//
|
|
Count = 3 - (Index - MenuOption->TagIndex);
|
|
if (Count > 2) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (Count) {
|
|
case 0:
|
|
Number = Time.Hour;
|
|
break;
|
|
|
|
case 1:
|
|
Number = Time.Minute;
|
|
break;
|
|
|
|
case 2:
|
|
Number = Time.Second;
|
|
}
|
|
//
|
|
// Retrieve the current numeric value
|
|
//
|
|
if (Selected) {
|
|
//
|
|
// Go ask for input
|
|
//
|
|
if (Tag->Step == 0) {
|
|
//
|
|
// Manual Input
|
|
//
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, TRUE, Tag, TIME_NUMERIC, &Number);
|
|
if (!EFI_ERROR (Status)) {
|
|
*NvRamMap = Number;
|
|
Time.Nanosecond = 0;
|
|
gRT->SetTime (&Time);
|
|
} else {
|
|
return EFI_SUCCESS;
|
|
}
|
|
} else {
|
|
//
|
|
// Auto selection from list
|
|
//
|
|
Status = GetNumericInput (MenuOption, FileFormTagsHead, FALSE, Tag, TIME_NUMERIC, &Number);
|
|
if (!EFI_ERROR (Status)) {
|
|
*NvRamMap = Number;
|
|
} else {
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
|
|
switch (Count) {
|
|
case 0:
|
|
Time.Hour = (UINT8) Number;
|
|
break;
|
|
|
|
case 1:
|
|
Time.Minute = (UINT8) Number;
|
|
break;
|
|
|
|
case 2:
|
|
Time.Second = (UINT8) Number;
|
|
}
|
|
|
|
Time.Nanosecond = 0;
|
|
gRT->SetTime (&Time);
|
|
} else {
|
|
switch (Count) {
|
|
case 0:
|
|
*OptionString[0] = LEFT_NUMERIC_DELIMITER;
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Time.Hour,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
if (Number == 4) {
|
|
FormattedNumber[2] = FormattedNumber[1];
|
|
FormattedNumber[1] = FormattedNumber[0];
|
|
FormattedNumber[0] = L'0';
|
|
Number = 6;
|
|
}
|
|
|
|
StrnCpy (OptionString[0] + 1, FormattedNumber, Number);
|
|
*(OptionString[0] + Number / 2) = TIME_SEPARATOR;
|
|
StrCat (OptionString[0] + (Number / 2) + 1, StringPtr);
|
|
break;
|
|
|
|
case 1:
|
|
SetUnicodeMem (OptionString[0], 4, L' ');
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Time.Minute,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
if (Number == 4) {
|
|
FormattedNumber[2] = FormattedNumber[1];
|
|
FormattedNumber[1] = FormattedNumber[0];
|
|
FormattedNumber[0] = L'0';
|
|
Number = 6;
|
|
}
|
|
|
|
StrnCpy (OptionString[0] + 4, FormattedNumber, Number);
|
|
*(OptionString[0] + Number / 2 + 3) = TIME_SEPARATOR;
|
|
StrCat (OptionString[0] + (Number / 2) + 4, StringPtr);
|
|
break;
|
|
|
|
case 2:
|
|
SetUnicodeMem (OptionString[0], 7, L' ');
|
|
UnicodeValueToString (
|
|
FormattedNumber,
|
|
FALSE,
|
|
(UINTN) Time.Second,
|
|
(sizeof (FormattedNumber) / sizeof (FormattedNumber[0]))
|
|
);
|
|
Number = (UINT16) GetStringWidth (FormattedNumber);
|
|
if (Number == 4) {
|
|
FormattedNumber[2] = FormattedNumber[1];
|
|
FormattedNumber[1] = FormattedNumber[0];
|
|
FormattedNumber[0] = L'0';
|
|
Number = 6;
|
|
}
|
|
|
|
StrnCpy (OptionString[0] + 7, FormattedNumber, Number);
|
|
*(OptionString[0] + Number / 2 + 6) = RIGHT_NUMERIC_DELIMITER;
|
|
StrCat (OptionString[0] + (Number / 2) + 7, StringPtr);
|
|
break;
|
|
}
|
|
//
|
|
// BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG
|
|
// We need to add code to support the NVRam storage version of Date - this is the 1% case where someone
|
|
// might want to set an alarm and actually preserve the data in NVRam so a driver can pick up the instruction
|
|
// BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG BUGBUG
|
|
//
|
|
}
|
|
break;
|
|
|
|
case EFI_IFR_STRING_OP:
|
|
//
|
|
// If the op-code we are looking at is larger than the latest created NvMap - we likely encountered a dynamically
|
|
// created entry which has an expanded NvMap requirement. We won't save this information - but we need to adjust
|
|
// the NvMap so that we can properly display the information
|
|
//
|
|
if ((UINTN) (Tag->StorageStart + Tag->StorageWidth) > VariableDefinition->VariableFakeSize) {
|
|
AdjustNvMap (FileFormTags, MenuOption);
|
|
NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
|
|
}
|
|
|
|
*OptionString = AllocateZeroPool ((gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
|
|
ASSERT (*OptionString);
|
|
|
|
if (Selected) {
|
|
StringPtr = AllocateZeroPool (Tag->Maximum);
|
|
ASSERT (StringPtr);
|
|
|
|
Status = ReadString (MenuOption, StringPtr);
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
CopyMem (gPreviousValue, NvRamMap, MenuOption->ThisTag->StorageWidth);
|
|
CopyMem (&VariableDefinition->NvRamMap[Tag->StorageStart], StringPtr, Tag->StorageWidth);
|
|
|
|
UpdateStatusBar (NV_UPDATE_REQUIRED, Tag->Flags, TRUE);
|
|
}
|
|
|
|
gBS->FreePool (StringPtr);
|
|
return Status;
|
|
} else {
|
|
for (Index = 0; Index < gOptionBlockWidth; Index++) {
|
|
if (VariableDefinition->NvRamMap[Tag->StorageStart + (Index * 2)] != 0x0000) {
|
|
CopyMem (OptionString[0] + Index, &VariableDefinition->NvRamMap[Tag->StorageStart + (Index * 2)], 2);
|
|
} else {
|
|
if (Index == 0) {
|
|
*(OptionString[0] + Index) = '_';
|
|
*(OptionString[0] + 1 + Index) = 0;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
return Status;
|
|
}
|
|
|
|
case EFI_IFR_PASSWORD_OP:
|
|
//
|
|
// If the op-code we are looking at is larger than the latest created NvMap - we likely encountered a dynamically
|
|
// created entry which has an expanded NvMap requirement. We won't save this information - but we need to adjust
|
|
// the NvMap so that we can properly display the information
|
|
//
|
|
if ((UINTN) (Tag->StorageStart + Tag->StorageWidth) > VariableDefinition->VariableFakeSize) {
|
|
AdjustNvMap (FileFormTags, MenuOption);
|
|
NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
|
|
}
|
|
|
|
if (Selected) {
|
|
StringPtr = AllocateZeroPool (Tag->Maximum);
|
|
ASSERT (StringPtr);
|
|
|
|
//
|
|
// If interactive, read the password and do the appropriate callbacks in that routine.
|
|
// Since interactive passwords assume to handle the password data in a separate variable
|
|
// storage, we don't need to do more than what is below for password callbacks
|
|
//
|
|
if (Tag->Flags & EFI_IFR_FLAG_INTERACTIVE) {
|
|
MenuOption->Tags[0].CallbackHandle = FileFormTags->FormTags.Tags[0].CallbackHandle;
|
|
Status = ReadPassword (MenuOption, TRUE, Tag, PageData, FALSE, FileFormTags, StringPtr);
|
|
ZeroMem (StringPtr, Tag->Maximum);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
if (Status == EFI_NOT_READY) {
|
|
gBS->FreePool (StringPtr);
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
|
|
Status = ReadPassword (MenuOption, TRUE, Tag, PageData, TRUE, FileFormTags, StringPtr);
|
|
gBS->FreePool (StringPtr);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
for (Index = 0; Index < Tag->Maximum; Index++) {
|
|
if (VariableDefinition->NvRamMap[Tag->StorageStart + Index] != 0x00) {
|
|
//
|
|
// There is something there! Prompt for password
|
|
//
|
|
Status = ReadPassword (MenuOption, TRUE, Tag, PageData, FALSE, FileFormTags, StringPtr);
|
|
if (EFI_ERROR (Status)) {
|
|
gBS->FreePool (StringPtr);
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
if (Tag->Encoding == 1) {
|
|
EncodePassword (StringPtr, (UINT8) Tag->Maximum);
|
|
Status = CompareMem (StringPtr, &VariableDefinition->NvRamMap[Tag->StorageStart], Tag->Maximum);
|
|
} else {
|
|
Status = CompareMem (StringPtr, &VariableDefinition->NvRamMap[Tag->StorageStart], Tag->Maximum);
|
|
}
|
|
|
|
if (Status != 0) {
|
|
gBS->FreePool (StringPtr);
|
|
return EFI_SUCCESS;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// Clean the string
|
|
//
|
|
ZeroMem (StringPtr, Tag->Maximum);
|
|
|
|
//
|
|
// No password set! Go ahead and prompt the user for a password.
|
|
//
|
|
Status = ReadPassword (MenuOption, FALSE, Tag, PageData, FALSE, FileFormTags, StringPtr);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
|
// User couldn't figure out how to type two identical passwords
|
|
//
|
|
gBS->FreePool (StringPtr);
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// Very simple example of how one MIGHT do password encoding
|
|
//
|
|
if (Tag->Encoding == 1) {
|
|
EncodePassword (StringPtr, (UINT8) Tag->Maximum);
|
|
}
|
|
|
|
TmpNvRamMap = AllocatePool (VariableDefinition->VariableSize);
|
|
ASSERT (TmpNvRamMap != NULL);
|
|
|
|
Count = VariableDefinition->VariableSize;
|
|
|
|
if ((FormCallback != NULL) && (FormCallback->NvRead != NULL)) {
|
|
Status = FormCallback->NvRead (
|
|
FormCallback,
|
|
VariableDefinition->VariableName,
|
|
&VariableDefinition->Guid,
|
|
NULL,
|
|
&Count,
|
|
(VOID *) TmpNvRamMap
|
|
);
|
|
} else {
|
|
Status = gRT->GetVariable (
|
|
VariableDefinition->VariableName,
|
|
&VariableDefinition->Guid,
|
|
NULL,
|
|
&Count,
|
|
(VOID *) TmpNvRamMap
|
|
);
|
|
}
|
|
|
|
CopyMem (&VariableDefinition->NvRamMap[Tag->StorageStart], StringPtr, Tag->StorageWidth);
|
|
CopyMem (&TmpNvRamMap[Tag->StorageStart], StringPtr, Tag->StorageWidth);
|
|
|
|
if ((FormCallback != NULL) && (FormCallback->NvWrite != NULL)) {
|
|
Status = FormCallback->NvWrite (
|
|
FormCallback,
|
|
VariableDefinition->VariableName,
|
|
&VariableDefinition->Guid,
|
|
EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
|
|
VariableDefinition->VariableSize,
|
|
(VOID *) TmpNvRamMap,
|
|
&gResetRequired
|
|
);
|
|
} else {
|
|
Status = gRT->SetVariable (
|
|
VariableDefinition->VariableName,
|
|
&VariableDefinition->Guid,
|
|
EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
|
|
VariableDefinition->VariableSize,
|
|
(VOID *) TmpNvRamMap
|
|
);
|
|
}
|
|
|
|
gBS->FreePool (TmpNvRamMap);
|
|
gBS->FreePool (StringPtr);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
VOID
|
|
ProcessHelpString (
|
|
IN CHAR16 *StringPtr,
|
|
OUT CHAR16 **FormattedString,
|
|
IN UINTN RowCount
|
|
)
|
|
{
|
|
UINTN CurrIndex;
|
|
UINTN PrevIndex;
|
|
UINTN SearchIndex;
|
|
UINTN PrevSearchIndex;
|
|
UINTN StringCount;
|
|
UINTN PageCount;
|
|
|
|
StringCount = 0;
|
|
PrevIndex = 0;
|
|
CurrIndex = gHelpBlockWidth - 1;
|
|
|
|
if (*FormattedString != NULL) {
|
|
gBS->FreePool (*FormattedString);
|
|
*FormattedString = NULL;
|
|
}
|
|
|
|
for (; CurrIndex > PrevIndex; CurrIndex--) {
|
|
//
|
|
// In the case where the string ended and a new one is immediately after it
|
|
// we need to check for the null-terminator and reset the CurrIndex
|
|
//
|
|
SearchIndex = CurrIndex;
|
|
PrevSearchIndex = PrevIndex;
|
|
|
|
for (; SearchIndex > PrevSearchIndex; PrevSearchIndex++) {
|
|
if ((StringPtr[PrevSearchIndex] == CHAR_NULL) || (StringPtr[PrevSearchIndex] == CHAR_LINEFEED)) {
|
|
CurrIndex = PrevSearchIndex;
|
|
break;
|
|
}
|
|
|
|
if (StringPtr[PrevSearchIndex] == CHAR_CARRIAGE_RETURN) {
|
|
if (StringPtr[PrevSearchIndex + 1] == CHAR_LINEFEED) {
|
|
//
|
|
// Found a "\n",advance to the next new line.
|
|
//
|
|
CurrIndex = PrevSearchIndex + 1;
|
|
break;
|
|
} else {
|
|
//
|
|
// Found a "\r",return to the start of the current line.
|
|
//
|
|
PrevIndex = PrevSearchIndex + 1;
|
|
CurrIndex = PrevSearchIndex + gHelpBlockWidth;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// End of the string, thus stop counting.
|
|
//
|
|
if (StringPtr[CurrIndex] == CHAR_NULL) {
|
|
StringCount++;
|
|
break;
|
|
}
|
|
//
|
|
// The premise is that for every HELP_BLOCK_WIDTH we rewind
|
|
// until we find the first space. That is the delimiter for
|
|
// the string, and we will then advance our CurrIndex another
|
|
// HELP_BLOCK_WIDTH and continue the process breaking the larger
|
|
// string into chunks that fit within the HELP_BLOCK_WIDTH requirements.
|
|
//
|
|
if (StringPtr[CurrIndex] == CHAR_SPACE) {
|
|
//
|
|
// How many strings have been found?
|
|
//
|
|
StringCount++;
|
|
PrevIndex = CurrIndex + 1;
|
|
CurrIndex = CurrIndex + gHelpBlockWidth;
|
|
}
|
|
//
|
|
// Found a Linefeed, advance to the next line.
|
|
//
|
|
if (StringPtr[CurrIndex] == CHAR_LINEFEED) {
|
|
StringCount++;
|
|
PrevIndex = CurrIndex + 1;
|
|
CurrIndex = CurrIndex + gHelpBlockWidth;
|
|
}
|
|
}
|
|
//
|
|
// endfor
|
|
//
|
|
// Round the value up one (doesn't hurt)
|
|
//
|
|
StringCount++;
|
|
|
|
//
|
|
// Determine the number of pages this help string occupies
|
|
//
|
|
PageCount = StringCount / RowCount;
|
|
if (StringCount % RowCount > 0) {
|
|
PageCount++;
|
|
}
|
|
//
|
|
// Convert the PageCount into lines so we can allocate the correct buffer size
|
|
//
|
|
StringCount = PageCount * RowCount;
|
|
|
|
//
|
|
// We now know how many strings we will have, so we can allocate the
|
|
// space required for the array or strings.
|
|
//
|
|
*FormattedString = AllocateZeroPool ((StringCount) * (gHelpBlockWidth + 1) * 2);
|
|
ASSERT (*FormattedString);
|
|
|
|
StringCount = 0;
|
|
PrevIndex = 0;
|
|
CurrIndex = gHelpBlockWidth - 1;
|
|
|
|
for (; CurrIndex > PrevIndex; CurrIndex--) {
|
|
//
|
|
// In the case where the string ended and a new one is immediately after it
|
|
// we need to check for the null-terminator and reset the CurrIndex
|
|
//
|
|
SearchIndex = CurrIndex;
|
|
PrevSearchIndex = PrevIndex;
|
|
|
|
for (; SearchIndex > PrevSearchIndex; PrevSearchIndex++) {
|
|
if ((StringPtr[PrevSearchIndex] == CHAR_NULL) || (StringPtr[PrevSearchIndex] == CHAR_LINEFEED)) {
|
|
CurrIndex = PrevSearchIndex;
|
|
break;
|
|
}
|
|
|
|
if (StringPtr[PrevSearchIndex] == CHAR_CARRIAGE_RETURN) {
|
|
if (StringPtr[PrevSearchIndex + 1] == CHAR_LINEFEED) {
|
|
//
|
|
// Found a "\n",advance to the next new line.
|
|
//
|
|
CurrIndex = PrevSearchIndex + 1;
|
|
break;
|
|
} else {
|
|
//
|
|
// Found a "\r",return to the start of the current line.
|
|
//
|
|
PrevIndex = PrevSearchIndex + 1;
|
|
CurrIndex = PrevSearchIndex + gHelpBlockWidth;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// End of the string, thus stop counting.
|
|
//
|
|
if (StringPtr[CurrIndex] == CHAR_NULL) {
|
|
//
|
|
// Copy the fragment to the FormattedString buffer
|
|
//
|
|
StrnCpy ((FormattedString[0] + StringCount * gHelpBlockWidth), &StringPtr[PrevIndex], CurrIndex - PrevIndex);
|
|
StringCount++;
|
|
break;
|
|
}
|
|
//
|
|
// The premise is that for every HELP_BLOCK_WIDTH we rewind
|
|
// until we find the first space. That is the delimiter for
|
|
// the string, and we will then advance our CurrIndex another
|
|
// HELP_BLOCK_WIDTH and continue the process breaking the larger
|
|
// string into chunks that fit within the HELP_BLOCK_WIDTH requirements.
|
|
//
|
|
if (StringPtr[CurrIndex] == CHAR_SPACE) {
|
|
//
|
|
// Copy the fragment to the FormattedString buffer
|
|
//
|
|
StrnCpy ((FormattedString[0] + StringCount * gHelpBlockWidth), &StringPtr[PrevIndex], CurrIndex - PrevIndex);
|
|
StringCount++;
|
|
PrevIndex = CurrIndex + 1;
|
|
CurrIndex = CurrIndex + gHelpBlockWidth;
|
|
}
|
|
//
|
|
// Found a LineFeed, advance to the next line.
|
|
//
|
|
if (StringPtr[CurrIndex] == CHAR_LINEFEED) {
|
|
StringPtr[CurrIndex] = CHAR_SPACE;
|
|
//
|
|
// "\n" is represented as CHAR_CARRIAGE_RETURN + CHAR_LINEFEED,check this.
|
|
//
|
|
if (StringPtr[CurrIndex - 1] == CHAR_CARRIAGE_RETURN) {
|
|
StringPtr[CurrIndex - 1] = CHAR_SPACE;
|
|
}
|
|
|
|
StrnCpy ((FormattedString[0] + StringCount * gHelpBlockWidth), &StringPtr[PrevIndex], CurrIndex - PrevIndex);
|
|
StringCount++;
|
|
PrevIndex = CurrIndex + 1;
|
|
CurrIndex = CurrIndex + gHelpBlockWidth;
|
|
}
|
|
}
|
|
//
|
|
// endfor
|
|
//
|
|
return ;
|
|
}
|
|
|
|
VOID
|
|
IfrToFormTag (
|
|
IN UINT8 OpCode,
|
|
IN EFI_TAG *TargetTag,
|
|
IN VOID *FormData,
|
|
EFI_VARIABLE_DEFINITION *VariableDefinitionsHead
|
|
)
|
|
{
|
|
UINT16 TempValue;
|
|
CHAR16 *VariableName;
|
|
CHAR8 *AsciiString;
|
|
EFI_VARIABLE_DEFINITION *VariableDefinitions;
|
|
EFI_VARIABLE_DEFINITION *PreviousVariableDefinitions;
|
|
STATIC UINT16 VariableSize;
|
|
EFI_GUID Guid;
|
|
STATIC UINT16 CurrentVariable;
|
|
STATIC UINT16 CurrentVariable2;
|
|
UINTN Index;
|
|
|
|
switch (OpCode) {
|
|
case EFI_IFR_FORM_OP:
|
|
CopyMem (&TargetTag->Id, &((EFI_IFR_FORM *) FormData)->FormId, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Text, &((EFI_IFR_FORM *) FormData)->FormTitle, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
if (VariableDefinitionsHead != NULL) {
|
|
VariableName = AllocateZeroPool (12);
|
|
ASSERT (VariableName != NULL);
|
|
CopyMem (VariableName, L"Setup", 12);
|
|
VariableDefinitionsHead->VariableName = VariableName;
|
|
VariableDefinitionsHead->VariableSize = VariableSize;
|
|
CopyMem (&VariableDefinitionsHead->Guid, &Guid, sizeof (EFI_GUID));
|
|
}
|
|
break;
|
|
|
|
case EFI_IFR_SUBTITLE_OP:
|
|
TargetTag->NumberOfLines = 1;
|
|
CopyMem (&TargetTag->Text, &((EFI_IFR_SUBTITLE *) FormData)->SubTitle, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_TEXT_OP:
|
|
TargetTag->NumberOfLines = 1;
|
|
CopyMem (&TargetTag->Text, &((EFI_IFR_TEXT *) FormData)->Text, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Help, &((EFI_IFR_TEXT *) FormData)->Help, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
|
|
//
|
|
// To optimize the encoding size, certain opcodes have optional fields such as those
|
|
// inside the if() statement. If the encoded length is the complete size, then we
|
|
// know we have valid data encoded that we want to integrate
|
|
//
|
|
if (((EFI_IFR_TEXT *) FormData)->Header.Length == sizeof (EFI_IFR_TEXT)) {
|
|
//
|
|
// Text has no help associated with it, but in case there is a second entry due to
|
|
// dynamic/interactive flags being active, bring this data over.
|
|
//
|
|
CopyMem (&TargetTag->TextTwo, &((EFI_IFR_TEXT *) FormData)->TextTwo, sizeof (UINT16));
|
|
TargetTag->Flags = ((EFI_IFR_TEXT *) FormData)->Flags;
|
|
CopyMem (&TargetTag->Key, &((EFI_IFR_TEXT *) FormData)->Key, sizeof (UINT16));
|
|
}
|
|
break;
|
|
|
|
case EFI_IFR_ONE_OF_OPTION_OP:
|
|
CopyMem (&TargetTag->Text, &((EFI_IFR_ONE_OF_OPTION *) FormData)->Option, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Value, &((EFI_IFR_ONE_OF_OPTION *) FormData)->Value, sizeof (UINT16));
|
|
TargetTag->Flags = ((EFI_IFR_ONE_OF_OPTION *) FormData)->Flags;
|
|
CopyMem (&TargetTag->Key, &((EFI_IFR_ONE_OF_OPTION *) FormData)->Key, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_CHECKBOX_OP:
|
|
TargetTag->Flags = ((EFI_IFR_CHECKBOX *) FormData)->Flags;
|
|
TargetTag->ResetRequired = (BOOLEAN) (TargetTag->Flags & EFI_IFR_FLAG_RESET_REQUIRED);
|
|
CopyMem (&TargetTag->Key, &((EFI_IFR_CHECKBOX *) FormData)->Key, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_NUMERIC_OP:
|
|
TargetTag->Flags = ((EFI_IFR_NUMERIC *) FormData)->Flags;
|
|
CopyMem (&TargetTag->Key, &((EFI_IFR_NUMERIC *) FormData)->Key, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_STRING_OP:
|
|
TempValue = 0;
|
|
CopyMem (&TempValue, &((EFI_IFR_STRING *) FormData)->MinSize, sizeof (UINT8));
|
|
TempValue = (UINT16) (TempValue * 2);
|
|
CopyMem (&TargetTag->Minimum, &TempValue, sizeof (UINT16));
|
|
|
|
CopyMem (&TempValue, &((EFI_IFR_STRING *) FormData)->MaxSize, sizeof (UINT8));
|
|
TempValue = (UINT16) (TempValue * 2);
|
|
CopyMem (&TargetTag->Maximum, &TempValue, sizeof (UINT16));
|
|
CopyMem (&TargetTag->StorageWidth, &TempValue, sizeof (UINT16));
|
|
TargetTag->Flags = (UINT8) (((EFI_IFR_STRING *) FormData)->Flags);
|
|
TargetTag->ResetRequired = (BOOLEAN) (TargetTag->Flags & EFI_IFR_FLAG_RESET_REQUIRED);
|
|
CopyMem (&TargetTag->Key, &((EFI_IFR_STRING *) FormData)->Key, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_PASSWORD_OP:
|
|
TempValue = 0;
|
|
CopyMem (&TempValue, &((EFI_IFR_PASSWORD *) FormData)->MinSize, sizeof (UINT8));
|
|
TempValue = (UINT16) (TempValue * 2);
|
|
CopyMem (&TargetTag->Minimum, &TempValue, sizeof (UINT16));
|
|
|
|
CopyMem (&TempValue, &((EFI_IFR_PASSWORD *) FormData)->MaxSize, sizeof (UINT8));
|
|
TempValue = (UINT16) (TempValue * 2);
|
|
CopyMem (&TargetTag->Maximum, &TempValue, sizeof (UINT16));
|
|
CopyMem (&TargetTag->StorageWidth, &TempValue, sizeof (UINT16));
|
|
TargetTag->Flags = ((EFI_IFR_PASSWORD *) FormData)->Flags;
|
|
TargetTag->ResetRequired = (BOOLEAN) (TargetTag->Flags & EFI_IFR_FLAG_RESET_REQUIRED);
|
|
CopyMem (&TargetTag->Key, &((EFI_IFR_PASSWORD *) FormData)->Key, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Encoding, &((EFI_IFR_PASSWORD *) FormData)->Encoding, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_VARSTORE_OP:
|
|
//
|
|
// It should NEVER be NULL
|
|
//
|
|
if (VariableDefinitionsHead == NULL) {
|
|
break;
|
|
}
|
|
|
|
VariableDefinitions = VariableDefinitionsHead;
|
|
|
|
//
|
|
// Advance VariableDefinitions to the last entry
|
|
//
|
|
for (; VariableDefinitions != NULL; VariableDefinitions = VariableDefinitions->Next) {
|
|
PreviousVariableDefinitions = VariableDefinitions;
|
|
//
|
|
// If there is a variable with this GUID and ID already, we need to bail out
|
|
//
|
|
if (!CompareMem (&VariableDefinitions->Guid, &((EFI_IFR_VARSTORE *) FormData)->Guid, sizeof (EFI_GUID)) &&
|
|
!CompareMem (&VariableDefinitions->VariableId, &((EFI_IFR_VARSTORE *) FormData)->VarId, sizeof (UINT16))
|
|
) {
|
|
return ;
|
|
}
|
|
|
|
if (VariableDefinitions->Next == NULL) {
|
|
break;
|
|
}
|
|
}
|
|
//
|
|
// If the last entry has a variable in it already, allocate a new entry and use it
|
|
//
|
|
if (VariableDefinitions->VariableName != NULL) {
|
|
VariableDefinitions->Next = AllocateZeroPool (sizeof (EFI_VARIABLE_DEFINITION));
|
|
ASSERT (VariableDefinitions->Next != NULL);
|
|
PreviousVariableDefinitions = VariableDefinitions;
|
|
VariableDefinitions = VariableDefinitions->Next;
|
|
VariableDefinitions->Previous = PreviousVariableDefinitions;
|
|
}
|
|
//
|
|
// Copy the Variable data to our linked list
|
|
//
|
|
CopyMem (&VariableDefinitions->VariableId, &((EFI_IFR_VARSTORE *) FormData)->VarId, sizeof (UINT16));
|
|
CopyMem (&VariableDefinitions->VariableSize, &((EFI_IFR_VARSTORE *) FormData)->Size, sizeof (UINT16));
|
|
CopyMem (&VariableDefinitions->Guid, &((EFI_IFR_VARSTORE *) FormData)->Guid, sizeof (EFI_GUID));
|
|
|
|
//
|
|
// The ASCII String which is immediately past the EFI_IFR_VARSTORE is inferred by the structure definition
|
|
// due to it being variable sized. There are rules preventing it from being > 40 characters long and should
|
|
// be enforced by the compiler.
|
|
//
|
|
AsciiString = (CHAR8 *) (&((EFI_IFR_VARSTORE *) FormData)->Size);
|
|
AsciiString = AsciiString + 2;
|
|
VariableDefinitions->VariableName = AllocateZeroPool ((AsciiStrLen (AsciiString) + 1) * 2);
|
|
ASSERT (VariableDefinitions->VariableName != NULL);
|
|
for (Index = 0; AsciiString[Index] != 0; Index++) {
|
|
VariableDefinitions->VariableName[Index] = (CHAR16) AsciiString[Index];
|
|
}
|
|
|
|
VariableDefinitions->VariableName[Index] = 0;
|
|
|
|
//
|
|
// Propogate the tag information for this op-code
|
|
//
|
|
CopyMem (&TargetTag->VariableNumber, &((EFI_IFR_VARSTORE *) FormData)->VarId, sizeof (UINT16));
|
|
CopyMem (&TargetTag->GuidValue, &((EFI_IFR_VARSTORE *) FormData)->Guid, sizeof (EFI_GUID));
|
|
CopyMem (&TargetTag->StorageWidth, &((EFI_IFR_VARSTORE *) FormData)->Size, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Maximum, &((EFI_IFR_VARSTORE *) FormData)->Size, sizeof (UINT16));
|
|
break;
|
|
|
|
case EFI_IFR_VARSTORE_SELECT_OP:
|
|
CopyMem (&TargetTag->VariableNumber, &((EFI_IFR_VARSTORE_SELECT *) FormData)->VarId, sizeof (UINT16));
|
|
CopyMem (&CurrentVariable, &((EFI_IFR_VARSTORE_SELECT *) FormData)->VarId, sizeof (UINT16));
|
|
CurrentVariable2 = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_VARSTORE_SELECT_PAIR_OP:
|
|
CopyMem (&TargetTag->VariableNumber, &((EFI_IFR_VARSTORE_SELECT_PAIR *) FormData)->VarId, sizeof (UINT16));
|
|
CopyMem (
|
|
&TargetTag->VariableNumber2,
|
|
&((EFI_IFR_VARSTORE_SELECT_PAIR *) FormData)->SecondaryVarId,
|
|
sizeof (UINT16)
|
|
);
|
|
CopyMem (&CurrentVariable, &((EFI_IFR_VARSTORE_SELECT_PAIR *) FormData)->VarId, sizeof (UINT16));
|
|
CopyMem (&CurrentVariable2, &((EFI_IFR_VARSTORE_SELECT_PAIR *) FormData)->SecondaryVarId, sizeof (UINT16));
|
|
break;
|
|
|
|
case EFI_IFR_REF_OP:
|
|
TargetTag->NumberOfLines = 1;
|
|
CopyMem (&TargetTag->Id, &((EFI_IFR_REF *) FormData)->FormId, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Key, &((EFI_IFR_REF *) FormData)->Key, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Text, &((EFI_IFR_REF *) FormData)->Prompt, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Help, &((EFI_IFR_REF *) FormData)->Help, sizeof (UINT16));
|
|
TargetTag->Flags = ((EFI_IFR_REF *) FormData)->Flags;
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_EQ_ID_VAL_OP:
|
|
CopyMem (&TargetTag->Value, &((EFI_IFR_EQ_ID_VAL *) FormData)->Value, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Id, &((EFI_IFR_EQ_ID_VAL *) FormData)->QuestionId, sizeof (UINT16));
|
|
TargetTag->StorageWidth = ((EFI_IFR_EQ_ID_VAL *) FormData)->Width;
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_EQ_VAR_VAL_OP:
|
|
CopyMem (&TargetTag->Value, &((EFI_IFR_EQ_VAR_VAL *) FormData)->Value, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Id, &((EFI_IFR_EQ_VAR_VAL *) FormData)->VariableId, sizeof (UINT16));
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_EQ_ID_ID_OP:
|
|
CopyMem (&TargetTag->Id, &((EFI_IFR_EQ_ID_ID *) FormData)->QuestionId1, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Id2, &((EFI_IFR_EQ_ID_ID *) FormData)->QuestionId2, sizeof (UINT16));
|
|
TargetTag->StorageWidth = ((EFI_IFR_EQ_ID_ID *) FormData)->Width;
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
TargetTag->VariableNumber = CurrentVariable2;
|
|
break;
|
|
|
|
case EFI_IFR_EQ_ID_LIST_OP:
|
|
CopyMem (&TargetTag->Id, &((EFI_IFR_EQ_ID_LIST *) FormData)->QuestionId, sizeof (UINT16));
|
|
CopyMem (&TargetTag->Id2, &((EFI_IFR_EQ_ID_LIST *) FormData)->ListLength, sizeof (UINT16));
|
|
TargetTag->StorageWidth = ((EFI_IFR_EQ_ID_LIST *) FormData)->Width;
|
|
|
|
TargetTag->IntList = AllocateZeroPool (TargetTag->Id2 * sizeof (UINT16));
|
|
ASSERT (TargetTag->IntList);
|
|
|
|
for (TempValue = 0; TempValue < TargetTag->Id2; TempValue++) {
|
|
CopyMem (
|
|
&TargetTag->IntList[TempValue],
|
|
&((EFI_IFR_EQ_ID_LIST *) FormData)->ValueList[TempValue],
|
|
sizeof (UINT16)
|
|
);
|
|
}
|
|
|
|
TargetTag->VariableNumber = CurrentVariable;
|
|
break;
|
|
|
|
case EFI_IFR_FORM_SET_OP:
|
|
CopyMem (&VariableSize, &((EFI_IFR_FORM_SET *) FormData)->NvDataSize, sizeof (UINT16));
|
|
CopyMem (&Guid, &((EFI_IFR_FORM_SET *) FormData)->Guid, sizeof (EFI_GUID));
|
|
//
|
|
// If there is a size specified in the formste, we will establish a "default" variable
|
|
//
|
|
if (VariableDefinitionsHead != NULL) {
|
|
VariableName = AllocateZeroPool (12);
|
|
ASSERT (VariableName != NULL);
|
|
CopyMem (VariableName, L"Setup", 12);
|
|
VariableDefinitionsHead->VariableName = VariableName;
|
|
VariableDefinitionsHead->VariableSize = VariableSize;
|
|
CopyMem (&VariableDefinitionsHead->Guid, &Guid, sizeof (EFI_GUID));
|
|
}
|
|
break;
|
|
|
|
case EFI_IFR_END_FORM_SET_OP:
|
|
CurrentVariable = 0;
|
|
CurrentVariable2 = 0;
|
|
break;
|
|
}
|
|
|
|
return ;
|
|
}
|