2. Added NULL pointer check before calling FreePool () to fix bugs when free memory. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2513 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			1688 lines
		
	
	
		
			62 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1688 lines
		
	
	
		
			62 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**@file
 | |
| 	Implementation for handling the User Interface option processing.
 | |
| 
 | |
| Copyright (c) 2006 - 2007 Intel Corporation. <BR>
 | |
| All rights reserved. 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"
 | |
| #include "Ui.h"
 | |
| 
 | |
| EFI_STATUS
 | |
| ExtractRequestedNvMap (
 | |
|   IN  EFI_FILE_FORM_TAGS          *FileFormTags,
 | |
|   IN  UINT16                      VariableId,
 | |
|   OUT EFI_VARIABLE_DEFINITION     **VariableDefinition
 | |
|   )
 | |
| {
 | |
|   *VariableDefinition = FileFormTags->VariableDefinitions;
 | |
| 
 | |
|   //
 | |
|   // Extract the data from the NV variable - consumer will free the buffer.
 | |
|   //
 | |
|   for (; *VariableDefinition != NULL; *VariableDefinition = (*VariableDefinition)->Next) {
 | |
|     //
 | |
|     // If there is a variable with this ID return with EFI_SUCCESS
 | |
|     //
 | |
|     if (!CompareMem (&(*VariableDefinition)->VariableId, &VariableId, sizeof (UINT16))) {
 | |
|       return EFI_SUCCESS;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   return EFI_NOT_FOUND;
 | |
| }
 | |
| 
 | |
| EFI_STATUS
 | |
| ExtractNvValue (
 | |
|   IN  EFI_FILE_FORM_TAGS          *FileFormTags,
 | |
|   IN  UINT16                      VariableId,
 | |
|   IN  UINT16                      VariableSize,
 | |
|   IN  UINT16                      OffsetValue,
 | |
|   OUT VOID                        **Buffer
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS              Status;
 | |
|   EFI_VARIABLE_DEFINITION *VariableDefinition;
 | |
| 
 | |
|   Status = ExtractRequestedNvMap (FileFormTags, VariableId, &VariableDefinition);
 | |
| 
 | |
|   if (!EFI_ERROR (Status)) {
 | |
|     //
 | |
|     // Allocate sufficient space for the data and copy it into the outgoing buffer
 | |
|     //
 | |
|     if (VariableSize != 0) {
 | |
|       *Buffer = AllocateZeroPool (VariableSize);
 | |
|       ASSERT (*Buffer != NULL);
 | |
|       CopyMem (*Buffer, &VariableDefinition->NvRamMap[OffsetValue], VariableSize);
 | |
|     }
 | |
|     return EFI_SUCCESS;
 | |
|   }
 | |
| 
 | |
|   return Status;
 | |
| }
 | |
| 
 | |
| STATIC
 | |
| VOID
 | |
| AdjustNvMap (
 | |
|   IN  EFI_FILE_FORM_TAGS          *FileFormTags,
 | |
|   IN  UI_MENU_OPTION              *MenuOption
 | |
|   )
 | |
| {
 | |
|   CHAR8                   *NvRamMap;
 | |
|   UINTN                   SizeRequired;
 | |
|   UINTN                   Index;
 | |
|   UINTN                   CachedStart;
 | |
|   EFI_VARIABLE_DEFINITION *VariableDefinition;
 | |
| 
 | |
|   CachedStart   = 0;
 | |
| 
 | |
|   SizeRequired  = MenuOption->ThisTag->StorageStart + MenuOption->ThisTag->StorageWidth;
 | |
| 
 | |
|   ExtractRequestedNvMap (FileFormTags, MenuOption->Tags->VariableNumber, &VariableDefinition);
 | |
| 
 | |
|   //
 | |
|   // We arrived here because the current NvRamMap is too small for the new op-code to store things and
 | |
|   // we need to adjust the buffer to support this.
 | |
|   //
 | |
|   NvRamMap = AllocateZeroPool (SizeRequired + 1);
 | |
|   ASSERT (NvRamMap != NULL);
 | |
| 
 | |
|   //
 | |
|   // Copy current NvRamMap to the new NvRamMap
 | |
|   //
 | |
|   CopyMem (NvRamMap, VariableDefinition->NvRamMap, VariableDefinition->VariableFakeSize);
 | |
| 
 | |
|   //
 | |
|   // Remember, the only time we come here is because we are in the NVPlus section of the NvRamMap
 | |
|   //
 | |
|   for (Index = MenuOption->TagIndex;
 | |
|        (MenuOption->Tags[Index].Operand != EFI_IFR_END_FORM_OP) && (MenuOption->Tags[Index].Operand != EFI_IFR_END_ONE_OF_OP);
 | |
|        Index++
 | |
|       ) {
 | |
| 
 | |
|     switch (MenuOption->Tags[Index].Operand) {
 | |
|     case EFI_IFR_ORDERED_LIST_OP:
 | |
|     case EFI_IFR_ONE_OF_OP:
 | |
|       CachedStart = MenuOption->Tags[Index].StorageStart;
 | |
|       break;
 | |
| 
 | |
|     case EFI_IFR_ONE_OF_OPTION_OP:
 | |
|       if (MenuOption->Tags[Index].Flags & EFI_IFR_FLAG_DEFAULT) {
 | |
|         CopyMem (&NvRamMap[CachedStart], &MenuOption->Tags[Index].Value, 2);
 | |
|       }
 | |
|       break;
 | |
| 
 | |
|     case EFI_IFR_CHECKBOX_OP:
 | |
|       CopyMem (&NvRamMap[MenuOption->Tags[Index].StorageStart], &MenuOption->Tags[Index].Flags, 1);
 | |
|       break;
 | |
| 
 | |
|     case EFI_IFR_NUMERIC_OP:
 | |
|     case EFI_IFR_DATE_OP:
 | |
|     case EFI_IFR_TIME_OP:
 | |
|     case EFI_IFR_STRING_OP:
 | |
|     case EFI_IFR_PASSWORD_OP:
 | |
|       CopyMem (
 | |
|         &NvRamMap[MenuOption->Tags[Index].StorageStart],
 | |
|         &MenuOption->Tags[Index].Value,
 | |
|         MenuOption->Tags[Index].StorageWidth
 | |
|         );
 | |
|       break;
 | |
| 
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   FreePool (VariableDefinition->NvRamMap);
 | |
|   VariableDefinition->NvRamMap          = NvRamMap;
 | |
|   VariableDefinition->VariableFakeSize  = (UINT16) SizeRequired;
 | |
| }
 | |
| 
 | |
| EFI_STATUS
 | |
| ProcessOptions (
 | |
|   IN  UI_MENU_OPTION              *MenuOption,
 | |
|   IN  BOOLEAN                     Selected,
 | |
|   IN  EFI_FILE_FORM_TAGS          *FileFormTagsHead,
 | |
|   IN  EFI_IFR_DATA_ARRAY          *PageData,
 | |
|   OUT CHAR16                      **OptionString
 | |
|   )
 | |
| {
 | |
|   EFI_STATUS                  Status;
 | |
|   CHAR16                      *StringPtr;
 | |
|   UINTN                       Index;
 | |
|   UINTN                       CachedIndex;
 | |
|   EFI_FILE_FORM_TAGS          *FileFormTags;
 | |
|   EFI_TAG                     *Tag;
 | |
|   CHAR16                      FormattedNumber[6];
 | |
|   UINT16                      Number;
 | |
|   UINT16                      Value;
 | |
|   UINT16                      *ValueArray;
 | |
|   UINT16                      *NvRamMap;
 | |
|   CHAR8                       *TmpNvRamMap;
 | |
|   UINTN                       Default;
 | |
|   UINTN                       StringCount;
 | |
|   CHAR16                      Character[2];
 | |
|   UINTN                       Count;
 | |
|   EFI_TIME                    Time;
 | |
|   EFI_FORM_CALLBACK_PROTOCOL  *FormCallback;
 | |
|   STRING_REF                  PopUp;
 | |
|   CHAR16                      NullCharacter;
 | |
|   EFI_INPUT_KEY               Key;
 | |
|   EFI_VARIABLE_DEFINITION     *VariableDefinition;
 | |
|   BOOLEAN                     OrderedList;
 | |
|   BOOLEAN                     Initialized;
 | |
|   UINT16                      KeyValue;
 | |
|   BOOLEAN                     Skip;
 | |
| 
 | |
|   FileFormTags = FileFormTagsHead;
 | |
| 
 | |
|   for (Index = 0; Index < MenuOption->IfrNumber; Index++) {
 | |
|     FileFormTags = FileFormTags->NextFile;
 | |
|   }
 | |
| 
 | |
|   OrderedList         = FALSE;
 | |
|   Initialized         = FALSE;
 | |
|   ValueArray          = NULL;
 | |
|   VariableDefinition  = NULL;
 | |
|   Skip                = FALSE;
 | |
| 
 | |
|   ZeroMem (&Time, sizeof (EFI_TIME));
 | |
| 
 | |
|   StringPtr = (CHAR16 *) L"\0";
 | |
|   Tag       = MenuOption->ThisTag;
 | |
|   ExtractRequestedNvMap (FileFormTags, Tag->VariableNumber, &VariableDefinition);
 | |
| 
 | |
|   if (Tag->StorageStart > VariableDefinition->VariableSize) {
 | |
|     NvRamMap = (UINT16 *) &VariableDefinition->FakeNvRamMap[Tag->StorageStart];
 | |
|   } else {
 | |
|     NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];
 | |
|   }
 | |
| 
 | |
|   StringCount   = 0;
 | |
|   Character[1]  = 0;
 | |
|   Count         = 0;
 | |
|   Default       = 0;
 | |
|   NullCharacter = CHAR_NULL;
 | |
|   FormCallback  = NULL;
 | |
| 
 | |
|   if (MenuOption->ThisTag->Operand == EFI_IFR_ORDERED_LIST_OP) {
 | |
|     OrderedList = TRUE;
 | |
|     if (((UINT8 *) NvRamMap)[0] != 0x00) {
 | |
|       Initialized = TRUE;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   ZeroMem (FormattedNumber, 12);
 | |
| 
 | |
|   Status = gBS->HandleProtocol (
 | |
|                   (VOID *) (UINTN) FileFormTags->FormTags.Tags[0].CallbackHandle,
 | |
|                   &gEfiFormCallbackProtocolGuid,
 | |
|                   (VOID **) &FormCallback
 | |
|                   );
 | |
| 
 | |
|   if (*OptionString != NULL) {
 | |
|     FreePool (*OptionString);
 | |
|     *OptionString = NULL;
 | |
|   }
 | |
| 
 | |
|   switch (Tag->Operand) {
 | |
| 
 | |
|   case EFI_IFR_ORDERED_LIST_OP:
 | |
|   case EFI_IFR_ONE_OF_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];
 | |
|     }
 | |
| 
 | |
|     CachedIndex = MenuOption->TagIndex;
 | |
| 
 | |
|     //
 | |
|     // search for EFI_IFR_ONE_OF_OPTION_OP until you hit the EFI_IFR_END_ONE_OF_OP,
 | |
|     // each of the .Text in the options are going to be what gets displayed.  Break each into 26 char chunks
 | |
|     // when hit right/left arrow allows for selection - then repopulate Tag[TagIndex] with the choice
 | |
|     //
 | |
|     for (Index = MenuOption->TagIndex; MenuOption->Tags[Index].Operand != EFI_IFR_END_ONE_OF_OP; Index++) {
 | |
|       //
 | |
|       // We found an option - which assumedly has a string.  We will eventually have to support
 | |
|       // wrapping of strings.  For now, let's pretend they don't wrap and code that up.
 | |
|       //
 | |
|       // Count how many strings there are
 | |
|       //
 | |
|       if (MenuOption->Tags[Index].Operand == EFI_IFR_ONE_OF_OPTION_OP) {
 | |
|         //
 | |
|         // If one of the options for the one-of has an interactive flag, back-define the oneof to have one too
 | |
|         //
 | |
|         if (MenuOption->Tags[Index].Flags & EFI_IFR_FLAG_INTERACTIVE) {
 | |
|           MenuOption->Tags[CachedIndex].Flags = (UINT8) (MenuOption->Tags[CachedIndex].Flags | EFI_IFR_FLAG_INTERACTIVE);
 | |
|         }
 | |
| 
 | |
|         StringCount++;
 | |
|       }
 | |
|     }
 | |
|     //
 | |
|     // We now know how many strings we will have, so we can allocate the
 | |
|     // space required for the array or strings.
 | |
|     //
 | |
|     *OptionString = AllocateZeroPool (StringCount * (gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
 | |
|     ASSERT (*OptionString);
 | |
| 
 | |
|     //
 | |
|     // Add left delimeter to string
 | |
|     //
 | |
|     *OptionString[0] = LEFT_ONEOF_DELIMITER;
 | |
| 
 | |
|     //
 | |
|     // Retrieve the current OneOf value
 | |
|     //
 | |
|     if (Selected) {
 | |
|       //
 | |
|       // Auto selection from list
 | |
|       //
 | |
|       Value = 0;
 | |
|       //
 | |
|       // Copy current setting to the seed Value
 | |
|       //
 | |
|       if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
 | |
|         ValueArray = AllocateZeroPool (MenuOption->ThisTag->StorageWidth);
 | |
|         ASSERT (ValueArray != NULL);
 | |
|         CopyMem (ValueArray, NvRamMap, MenuOption->ThisTag->StorageWidth);
 | |
|       } else {
 | |
|         CopyMem (&Value, NvRamMap, MenuOption->ThisTag->StorageWidth);
 | |
|         CopyMem (gPreviousValue, NvRamMap, MenuOption->ThisTag->StorageWidth);
 | |
|       }
 | |
| 
 | |
|       Number = Value;
 | |
|       if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
 | |
|         Status = GetSelectionInputPopUp (MenuOption, Tag, MenuOption->ThisTag->StorageWidth, ValueArray, &KeyValue);
 | |
|       } else {
 | |
|         Status = GetSelectionInputPopUp (MenuOption, Tag, 1, &Value, &KeyValue);
 | |
|       }
 | |
| 
 | |
|       if (!EFI_ERROR (Status)) {
 | |
|         if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
 | |
|           CopyMem (NvRamMap, ValueArray, MenuOption->ThisTag->StorageWidth);
 | |
|           FreePool (ValueArray);
 | |
|         } else {
 | |
|           //
 | |
|           // Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
 | |
|           //
 | |
|           CopyMem (NvRamMap, &Value, Tag->StorageWidth);
 | |
|           MenuOption->ThisTag->Key = KeyValue;
 | |
|         }
 | |
|         //
 | |
|         // If a late check is required save off the information.  This is used when consistency checks
 | |
|         // are required, but certain values might be bound by an impossible consistency check such as
 | |
|         // if two questions are bound by consistency checks and each only has two possible choices, there
 | |
|         // would be no way for a user to switch the values.  Thus we require late checking.
 | |
|         //
 | |
|         if (Tag->Flags & EFI_IFR_FLAG_LATE_CHECK) {
 | |
|           CopyMem (&Tag->OldValue, &Value, Tag->StorageWidth);
 | |
|         } else {
 | |
|           //
 | |
|           // In theory, passing the value and the Id are sufficient to determine what needs
 | |
|           // to be done.  The Id is the key to look for the entry needed in the Inconsistency
 | |
|           // database.  That will yields operand and ID data - and since the ID's correspond
 | |
|           // to the NV storage, we can determine the values for other IDs there.
 | |
|           //
 | |
|           if (ValueIsNotValid (TRUE, 0, Tag, FileFormTags, &PopUp)) {
 | |
|             if (PopUp == 0x0000) {
 | |
|               //
 | |
|               // Restore Old Value
 | |
|               //
 | |
|               if (!Tag->Suppress && !Tag->GrayOut) {
 | |
|                 CopyMem (NvRamMap, &Number, MenuOption->ThisTag->StorageWidth);
 | |
|               }
 | |
|               break;
 | |
|             }
 | |
| 
 | |
|             StringPtr = GetToken (PopUp, MenuOption->Handle);
 | |
| 
 | |
|             CreatePopUp (GetStringWidth (StringPtr) / 2, 3, &NullCharacter, StringPtr, &NullCharacter);
 | |
| 
 | |
|             do {
 | |
|               Status = WaitForKeyStroke (&Key);
 | |
| 
 | |
|               switch (Key.UnicodeChar) {
 | |
| 
 | |
|               case CHAR_CARRIAGE_RETURN:
 | |
|                 //
 | |
|                 // Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
 | |
|                 //
 | |
|                 CopyMem (NvRamMap, &Number, MenuOption->ThisTag->StorageWidth);
 | |
|                 FreePool (StringPtr);
 | |
|                 break;
 | |
| 
 | |
|               default:
 | |
|                 break;
 | |
|               }
 | |
|             } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
 | |
|           }
 | |
|         }
 | |
| 
 | |
|         UpdateStatusBar (NV_UPDATE_REQUIRED, Tag->Flags, TRUE);
 | |
|       } else {
 | |
|         if (Tag->Operand == EFI_IFR_ORDERED_LIST_OP) {
 | |
|           FreePool (ValueArray);
 | |
|         }
 | |
| 
 | |
|         return EFI_SUCCESS;
 | |
|       }
 | |
|     } else {
 | |
|       for (Index = MenuOption->TagIndex; MenuOption->Tags[Index].Operand != EFI_IFR_END_ONE_OF_OP; Index++) {
 | |
|         //
 | |
|         // We found an option - which assumedly has a string.  We will eventually have to support
 | |
|         // wrapping of strings.  For now, let's pretend they don't wrap and code that up.
 | |
|         //
 | |
|         if (MenuOption->Tags[Index].Operand == EFI_IFR_ONE_OF_OPTION_OP) {
 | |
|           if (OrderedList) {
 | |
|             if (!Initialized) {
 | |
|               //
 | |
|               // If the first entry is invalid, then the "default" settings are based on what is reflected
 | |
|               // in the order of the op-codes
 | |
|               //
 | |
|               ((UINT8 *) NvRamMap)[Index - MenuOption->TagIndex - 1] = (UINT8) MenuOption->Tags[Index].Value;
 | |
|             }
 | |
|             //
 | |
|             // Only display 3 lines of stuff at most
 | |
|             //
 | |
|             if ((Index - MenuOption->TagIndex) > ORDERED_LIST_SIZE) {
 | |
|               break;
 | |
|             }
 | |
| 
 | |
|             if (((Index - MenuOption->TagIndex) != 1) && !Skip) {
 | |
|               Character[0] = LEFT_ONEOF_DELIMITER;
 | |
|               NewStrCat (OptionString[0], Character);
 | |
|             }
 | |
| 
 | |
|             MenuOption->ThisTag->NumberOfLines = (UINT16) (Index - MenuOption->TagIndex);
 | |
|             if (!Initialized) {
 | |
|               StringPtr = GetToken (MenuOption->Tags[Index].Text, MenuOption->Handle);
 | |
|             } else {
 | |
|               for (Value = (UINT16) (MenuOption->TagIndex + 1);
 | |
|                    MenuOption->Tags[Value].Operand != EFI_IFR_END_ONE_OF_OP;
 | |
|                    Value++
 | |
|                   ) {
 | |
|                 if (MenuOption->Tags[Value].Value == ((UINT8 *) NvRamMap)[Index - MenuOption->TagIndex - 1]) {
 | |
|                   StringPtr = GetToken (MenuOption->Tags[Value].Text, MenuOption->Handle);
 | |
|                   break;
 | |
|                 }
 | |
|               }
 | |
| 
 | |
|               if (MenuOption->Tags[Value].Operand == EFI_IFR_END_ONE_OF_OP) {
 | |
|                 Skip = TRUE;
 | |
|                 continue;
 | |
|               }
 | |
|             }
 | |
| 
 | |
|             Skip = FALSE;
 | |
|             NewStrCat (OptionString[0], StringPtr);
 | |
|             Character[0] = RIGHT_ONEOF_DELIMITER;
 | |
|             NewStrCat (OptionString[0], Character);
 | |
|             Character[0] = CHAR_CARRIAGE_RETURN;
 | |
|             NewStrCat (OptionString[0], Character);
 | |
| 
 | |
|             //
 | |
|             // Remove Buffer allocated for StringPtr after it has been used.
 | |
|             //
 | |
|             FreePool (StringPtr);
 | |
|           } else {
 | |
|             //
 | |
|             // The option value is the same as what is stored in NV store.  Print this.
 | |
|             //
 | |
|             if (!CompareMem (&(MenuOption->Tags[Index].Value), NvRamMap, MenuOption->ThisTag->StorageWidth)) {
 | |
|               StringPtr = GetToken (MenuOption->Tags[Index].Text, MenuOption->Handle);
 | |
|               NewStrCat (OptionString[0], StringPtr);
 | |
|               Character[0] = RIGHT_ONEOF_DELIMITER;
 | |
|               NewStrCat (OptionString[0], Character);
 | |
|               //
 | |
|               // Remove Buffer allocated for StringPtr after it has been used.
 | |
|               //
 | |
|               FreePool (StringPtr);
 | |
|               Default = 0;
 | |
|               break;
 | |
|             }
 | |
| 
 | |
|             if ((MenuOption->Tags[Index].Flags & EFI_IFR_FLAG_DEFAULT) == 1) {
 | |
|               Default = MenuOption->Tags[Index].Text;
 | |
|               Value   = MenuOption->Tags[Index].Value;
 | |
|             };
 | |
|           }
 | |
|         }
 | |
|       }
 | |
|       //
 | |
|       // We didn't find a value that matched a setting in the NVRAM Map - display default - set default
 | |
|       //
 | |
|       if (Default != 0) {
 | |
|         //
 | |
|         // Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth
 | |
|         //
 | |
|         CopyMem (NvRamMap, &Value, MenuOption->ThisTag->StorageWidth);
 | |
| 
 | |
|         StringPtr = GetToken ((UINT16) Default, MenuOption->Handle);
 | |
|         NewStrCat (OptionString[0], StringPtr);
 | |
|         Character[0] = RIGHT_ONEOF_DELIMITER;
 | |
|         NewStrCat (OptionString[0], Character);
 | |
|         //
 | |
|         // Remove Buffer allocated for StringPtr after it has been used.
 | |
|         //
 | |
|         FreePool (StringPtr);
 | |
|       }
 | |
|     }
 | |
|     break;
 | |
| 
 | |
|   case EFI_IFR_CHECKBOX_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];
 | |
|     }
 | |
| 
 | |
|     Default = Tag->Flags & 1;
 | |
|     //
 | |
|     // If hit spacebar, set or unset Tag[TagIndex].Flags based on it's previous value - BOOLEAN
 | |
|     //
 | |
|     *OptionString = AllocateZeroPool ((gOptionBlockWidth + 1) * 2 * gScreenDimensions.BottomRow);
 | |
|     ASSERT (*OptionString);
 | |
| 
 | |
|     //
 | |
|     // 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);
 | |
|       }
 | |
| 
 | |
|       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) {
 | |
|             FreePool (StringPtr);
 | |
|             return EFI_SUCCESS;
 | |
|           }
 | |
|         }
 | |
| 
 | |
|         Status = ReadPassword (MenuOption, TRUE, Tag, PageData, TRUE, FileFormTags, StringPtr);
 | |
|         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)) {
 | |
|             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) {
 | |
|             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
 | |
|         //
 | |
|         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
 | |
|                         );
 | |
|       }
 | |
| 
 | |
|       FreePool (TmpNvRamMap);
 | |
|       FreePool (StringPtr);
 | |
|       break;
 | |
|     }
 | |
| 
 | |
|   default:
 | |
|     break;
 | |
|   }
 | |
| 
 | |
|   return EFI_SUCCESS;
 | |
| }
 | |
| 
 | |
| /**
 | |
|   Split StringPtr to several lines of strings stored in FormattedString and the glyph width of
 | |
|   each line cannot exceed gHelpBlockWidth.
 | |
| 
 | |
|   @param StringPtr          The pointer of string
 | |
|   @param FormattedString    The pointer of format string
 | |
|   @param RowCount           The count of row
 | |
| 
 | |
| **/
 | |
| VOID
 | |
| ProcessHelpString (
 | |
|   IN  CHAR16  *StringPtr,
 | |
|   OUT CHAR16  **FormattedString,
 | |
|   IN  UINTN   RowCount
 | |
|   )
 | |
| {
 | |
|   CONST UINTN BlockWidth = (UINTN) gHelpBlockWidth - 1;
 | |
|   UINTN AllocateSize;
 | |
|   //
 | |
|   // [PrevCurrIndex, CurrIndex) forms a range of a screen-line
 | |
|   //
 | |
|   UINTN CurrIndex;
 | |
|   UINTN PrevCurrIndex;
 | |
|   UINTN LineCount;
 | |
|   UINTN VirtualLineCount;
 | |
|   //
 | |
|   // GlyphOffset stores glyph width of current screen-line
 | |
|   //
 | |
|   UINTN GlyphOffset;
 | |
|   //
 | |
|   // GlyphWidth equals to 2 if we meet width directive
 | |
|   //
 | |
|   UINTN GlyphWidth;
 | |
|   //
 | |
|   // during scanning, we remember the position of last space character
 | |
|   // in case that if next word cannot put in current line, we could restore back to the position
 | |
|   // of last space character
 | |
|   // while we should also remmeber the glyph width of the last space character for restoring
 | |
|   //
 | |
|   UINTN LastSpaceIndex;
 | |
|   UINTN LastSpaceGlyphWidth;
 | |
|   //
 | |
|   // every time we begin to form a new screen-line, we should remember glyph width of single character
 | |
|   // of last line
 | |
|   //
 | |
|   UINTN LineStartGlyphWidth;
 | |
|   UINTN *IndexArray;
 | |
|   UINTN *OldIndexArray;
 | |
| 
 | |
|   //
 | |
|   // every three elements of IndexArray form a screen-line of string:[ IndexArray[i*3], IndexArray[i*3+1] )
 | |
|   // IndexArray[i*3+2] stores the initial glyph width of single character. to save this is because we want
 | |
|   // to bring the width directive of the last line to current screen-line.
 | |
|   // e.g.: "\wideabcde ... fghi", if "fghi" also has width directive but is splitted to the next screen-line
 | |
|   // different from that of "\wideabcde", we should remember the width directive.
 | |
|   //
 | |
|   AllocateSize  = 0x20;
 | |
|   IndexArray    = AllocatePool (AllocateSize * sizeof (UINTN) * 3);
 | |
| 
 | |
|   if (*FormattedString != NULL) {
 | |
|     FreePool (*FormattedString);
 | |
|     *FormattedString = NULL;
 | |
|   }
 | |
| 
 | |
|   for (PrevCurrIndex = 0, CurrIndex  = 0, LineCount   = 0, LastSpaceIndex = 0,
 | |
|        IndexArray[0] = 0, GlyphWidth = 1, GlyphOffset = 0, LastSpaceGlyphWidth = 1, LineStartGlyphWidth = 1;
 | |
|        (StringPtr[CurrIndex] != CHAR_NULL);
 | |
|        CurrIndex ++) {
 | |
| 
 | |
|     if (LineCount == AllocateSize) {
 | |
|       AllocateSize   += 0x10;
 | |
|       OldIndexArray  =  IndexArray;
 | |
|       IndexArray     =  AllocatePool (AllocateSize * sizeof (UINTN) * 3);
 | |
|       CopyMem (IndexArray, OldIndexArray, LineCount * sizeof (UINTN) * 3);
 | |
|       if (OldIndexArray != NULL) {
 | |
|         FreePool (OldIndexArray);
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     switch (StringPtr[CurrIndex]) {
 | |
| 
 | |
|       case NARROW_CHAR:
 | |
|       case WIDE_CHAR:
 | |
|         GlyphWidth = ((StringPtr[CurrIndex] == WIDE_CHAR) ? 2 : 1);
 | |
|         if (CurrIndex == 0) {
 | |
|           LineStartGlyphWidth = GlyphWidth;
 | |
|         }
 | |
|         break;
 | |
| 
 | |
|       //
 | |
|       // char is '\n'
 | |
|       // "\r\n" isn't handled here, handled by case CHAR_CARRIAGE_RETURN
 | |
|       //
 | |
|       case CHAR_LINEFEED:
 | |
|         //
 | |
|         // Store a range of string as a line
 | |
|         //
 | |
|         IndexArray[LineCount*3]   = PrevCurrIndex;
 | |
|         IndexArray[LineCount*3+1] = CurrIndex;
 | |
|         IndexArray[LineCount*3+2] = LineStartGlyphWidth;
 | |
|         LineCount ++;
 | |
|         //
 | |
|         // Reset offset and save begin position of line
 | |
|         //
 | |
|         GlyphOffset = 0;
 | |
|         LineStartGlyphWidth = GlyphWidth;
 | |
|         PrevCurrIndex = CurrIndex + 1;
 | |
|         break;
 | |
| 
 | |
|       //
 | |
|       // char is '\r'
 | |
|       // "\r\n" and "\r" both are handled here
 | |
|       //
 | |
|       case CHAR_CARRIAGE_RETURN:
 | |
|         if (StringPtr[CurrIndex + 1] == CHAR_LINEFEED) {
 | |
|           //
 | |
|           // next char is '\n'
 | |
|           //
 | |
|           IndexArray[LineCount*3]   = PrevCurrIndex;
 | |
|           IndexArray[LineCount*3+1] = CurrIndex;
 | |
|           IndexArray[LineCount*3+2] = LineStartGlyphWidth;
 | |
|           LineCount ++;
 | |
|           CurrIndex ++;
 | |
|         }
 | |
|         GlyphOffset = 0;
 | |
|         LineStartGlyphWidth = GlyphWidth;
 | |
|         PrevCurrIndex = CurrIndex + 1;
 | |
|         break;
 | |
| 
 | |
|       //
 | |
|       // char is space or other char
 | |
|       //
 | |
|       default:
 | |
|         GlyphOffset     += GlyphWidth;
 | |
|         if (GlyphOffset >= BlockWidth) {
 | |
|           if (LastSpaceIndex > PrevCurrIndex) {
 | |
|             //
 | |
|             // LastSpaceIndex points to space inside current screen-line,
 | |
|             // restore to LastSpaceIndex
 | |
|             // (Otherwise the word is too long to fit one screen-line, just cut it)
 | |
|             //
 | |
|             CurrIndex  = LastSpaceIndex;
 | |
|             GlyphWidth = LastSpaceGlyphWidth;
 | |
|           } else if (GlyphOffset > BlockWidth) {
 | |
|             //
 | |
|             // the word is too long to fit one screen-line and we don't get the chance
 | |
|             // of GlyphOffset == BlockWidth because GlyphWidth = 2
 | |
|             //
 | |
|             CurrIndex --;
 | |
|           }
 | |
| 
 | |
|           IndexArray[LineCount*3]   = PrevCurrIndex;
 | |
|           IndexArray[LineCount*3+1] = CurrIndex + 1;
 | |
|           IndexArray[LineCount*3+2] = LineStartGlyphWidth;
 | |
|           LineStartGlyphWidth = GlyphWidth;
 | |
|           LineCount ++;
 | |
|           //
 | |
|           // Reset offset and save begin position of line
 | |
|           //
 | |
|           GlyphOffset                 = 0;
 | |
|           PrevCurrIndex               = CurrIndex + 1;
 | |
|         }
 | |
| 
 | |
|         //
 | |
|         // LastSpaceIndex: remember position of last space
 | |
|         //
 | |
|         if (StringPtr[CurrIndex] == CHAR_SPACE) {
 | |
|           LastSpaceIndex      = CurrIndex;
 | |
|           LastSpaceGlyphWidth = GlyphWidth;
 | |
|         }
 | |
|         break;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   if (GlyphOffset > 0) {
 | |
|     IndexArray[LineCount*3]   = PrevCurrIndex;
 | |
|     IndexArray[LineCount*3+1] = CurrIndex;
 | |
|     IndexArray[LineCount*3+2] = GlyphWidth;
 | |
|     LineCount ++;
 | |
|   }
 | |
| 
 | |
|   if (LineCount == 0) {
 | |
|     //
 | |
|     // in case we meet null string
 | |
|     //
 | |
|     IndexArray[0] = 0;
 | |
|     IndexArray[1] = 1;
 | |
|     //
 | |
|     // we assume null string's glyph width is 1
 | |
|     //
 | |
|     IndexArray[1] = 1;
 | |
|     LineCount ++;
 | |
|   }
 | |
| 
 | |
|   VirtualLineCount = RowCount * (LineCount / RowCount + (LineCount % RowCount > 0));
 | |
|   *FormattedString = AllocateZeroPool (VirtualLineCount * (BlockWidth + 1) * sizeof (CHAR16) * 2);
 | |
| 
 | |
|   for (CurrIndex = 0; CurrIndex < LineCount; CurrIndex ++) {
 | |
|     *(*FormattedString + CurrIndex * 2 * (BlockWidth + 1)) = (CHAR16)((IndexArray[CurrIndex*3+2] == 2) ? WIDE_CHAR : NARROW_CHAR);
 | |
|     StrnCpy (
 | |
|       *FormattedString + CurrIndex * 2 * (BlockWidth + 1) + 1,
 | |
|       StringPtr + IndexArray[CurrIndex*3],
 | |
|       IndexArray[CurrIndex*3+1]-IndexArray[CurrIndex*3]
 | |
|       );
 | |
|   }
 | |
| 
 | |
|   if (IndexArray != NULL) {
 | |
|     FreePool (IndexArray);
 | |
|   }
 | |
| }
 | |
| 
 | |
| 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:
 | |
|     //
 | |
|     // Convert EFI_IFR_STRING.MinSize and EFI_IFR_STRING.MaxSize to actual minimum and maximum bytes
 | |
|     // and store to EFI_TAG.Minimum and EFI_TAG.Maximum
 | |
|     //
 | |
|     TempValue = 0;
 | |
|     CopyMem (&TempValue, &((EFI_IFR_STRING *) FormData)->MinSize, sizeof (UINT8));
 | |
|     TempValue = (UINT16) (TempValue * 2);
 | |
|     CopyMem (&TargetTag->Minimum, &TempValue, sizeof (UINT16));
 | |
| 
 | |
|     TempValue = 0;
 | |
|     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));
 | |
| 
 | |
|     TempValue = 0;
 | |
|     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 ;
 | |
| }
 |