/** @file\r
Parser for IFR binary encoding.\r
\r
-Copyright (c) 2007 - 2011, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2007 - 2012, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
UINT16 mExpressionOpCodeIndex;\r
\r
BOOLEAN mInScopeSubtitle;\r
-BOOLEAN mInScopeSuppress;\r
-BOOLEAN mInScopeGrayOut;\r
-BOOLEAN mInScopeDisable;\r
-FORM_EXPRESSION *mSuppressExpression;\r
-FORM_EXPRESSION *mGrayOutExpression;\r
-FORM_EXPRESSION *mDisableExpression;\r
-\r
/**\r
Initialize Statement header members.\r
\r
{\r
FORM_BROWSER_STATEMENT *Statement;\r
EFI_IFR_STATEMENT_HEADER *StatementHdr;\r
+ INTN ConditionalExprCount; \r
\r
if (Form == NULL) {\r
//\r
CopyMem (&Statement->Prompt, &StatementHdr->Prompt, sizeof (EFI_STRING_ID));\r
CopyMem (&Statement->Help, &StatementHdr->Help, sizeof (EFI_STRING_ID));\r
\r
- if (mInScopeSuppress) {\r
- Statement->SuppressExpression = mSuppressExpression;\r
- }\r
-\r
- if (mInScopeGrayOut) {\r
- Statement->GrayOutExpression = mGrayOutExpression;\r
- }\r
-\r
-\r
- if (mInScopeDisable) {\r
- Statement->DisableExpression = mDisableExpression;\r
+ ConditionalExprCount = GetConditionalExpressionCount(ExpressStatement);\r
+ if (ConditionalExprCount > 0) {\r
+ //\r
+ // Form is inside of suppressif\r
+ //\r
+ \r
+ Statement->Expression = (FORM_EXPRESSION_LIST *) AllocatePool( \r
+ (UINTN) (sizeof(FORM_EXPRESSION_LIST) + ((ConditionalExprCount -1) * sizeof(FORM_EXPRESSION *))));\r
+ ASSERT (Statement->Expression != NULL);\r
+ Statement->Expression->Count = (UINTN) ConditionalExprCount;\r
+ Statement->Expression->Signature = FORM_EXPRESSION_LIST_SIGNATURE;\r
+ CopyMem (Statement->Expression->Expression, GetConditionalExpressionList(ExpressStatement), (UINTN) (sizeof (FORM_EXPRESSION *) * ConditionalExprCount));\r
}\r
\r
Statement->InSubtitle = mInScopeSubtitle;\r
{\r
CHAR16 *Name;\r
\r
- if (Storage->Type == EFI_HII_VARSTORE_BUFFER) {\r
+ if (Storage->Type == EFI_HII_VARSTORE_BUFFER || \r
+ Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER) {\r
Name = Storage->Name;\r
} else {\r
Name = NULL;\r
//\r
// Prepare <RequestElement>\r
//\r
- if (Storage->Type == EFI_HII_VARSTORE_BUFFER) {\r
+ if (Storage->Type == EFI_HII_VARSTORE_BUFFER || \r
+ Storage->Type == EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER) {\r
StrLen = UnicodeSPrint (\r
RequestElement,\r
30 * sizeof (CHAR16),\r
\r
if (!Find) {\r
ConfigInfo = AllocateZeroPool(sizeof (FORM_BROWSER_CONFIG_REQUEST));\r
+ ASSERT (ConfigInfo != NULL);\r
ConfigInfo->Signature = FORM_BROWSER_CONFIG_REQUEST_SIGNATURE;\r
ConfigInfo->ConfigRequest = AllocateCopyPool (StrSize (Storage->ConfigHdr), Storage->ConfigHdr);\r
ConfigInfo->SpareStrLen = 0;\r
while (!IsListEmpty (&Statement->OptionListHead)) {\r
Link = GetFirstNode (&Statement->OptionListHead);\r
Option = QUESTION_OPTION_FROM_LINK (Link);\r
+ if (Option->SuppressExpression != NULL) {\r
+ FreePool (Option->SuppressExpression);\r
+ }\r
RemoveEntryList (&Option->Link);\r
\r
FreePool (Option);\r
DestroyExpression (Expression);\r
}\r
\r
+ if (Statement->Expression != NULL) {\r
+ FreePool (Statement->Expression);\r
+ }\r
+\r
if (Statement->VariableName != NULL) {\r
FreePool (Statement->VariableName);\r
}\r
FreePool (ConfigInfo);\r
}\r
\r
+ if (Form->SuppressExpression != NULL) {\r
+ FreePool (Form->SuppressExpression);\r
+ }\r
+\r
//\r
// Free this Form\r
//\r
EFI_IMAGE_ID *ImageId;\r
BOOLEAN SuppressForQuestion;\r
BOOLEAN SuppressForOption;\r
- BOOLEAN InScopeOptionSuppress;\r
- FORM_EXPRESSION *OptionSuppressExpression;\r
- BOOLEAN InScopeFormSuppress;\r
- FORM_EXPRESSION *FormSuppressExpression;\r
UINT16 DepthOfDisable;\r
BOOLEAN OpCodeDisabled;\r
BOOLEAN SingleOpCodeExpression;\r
FORMSET_STORAGE *VarStorage;\r
LIST_ENTRY *MapExpressionList;\r
EFI_VARSTORE_ID TempVarstoreId;\r
+ BOOLEAN InScopeDisable;\r
+ INTN ConditionalExprCount;\r
\r
mInScopeSubtitle = FALSE;\r
SuppressForQuestion = FALSE;\r
SuppressForOption = FALSE;\r
- InScopeFormSuppress = FALSE;\r
- mInScopeSuppress = FALSE;\r
- InScopeOptionSuppress = FALSE;\r
- mInScopeGrayOut = FALSE;\r
- mInScopeDisable = FALSE;\r
+ InScopeDisable = FALSE;\r
DepthOfDisable = 0;\r
OpCodeDisabled = FALSE;\r
SingleOpCodeExpression = FALSE;\r
CurrentExpression = NULL;\r
CurrentDefault = NULL;\r
CurrentOption = NULL;\r
- OptionSuppressExpression = NULL;\r
- FormSuppressExpression = NULL;\r
ImageId = NULL;\r
MapMethod = NULL;\r
MapScopeDepth = 0;\r
VarStorage = NULL;\r
MapExpressionList = NULL;\r
TempVarstoreId = 0;\r
+ ConditionalExprCount = 0;\r
\r
//\r
// Get the number of Statements and Expressions\r
InitializeListHead (&FormSet->StorageListHead);\r
InitializeListHead (&FormSet->DefaultStoreListHead);\r
InitializeListHead (&FormSet->FormListHead);\r
+ InitializeListHead (&FormSet->ExpressionListHead);\r
ResetCurrentExpressionStack ();\r
ResetMapExpressionListStack ();\r
\r
\r
if (ScopeOpCode == EFI_IFR_DISABLE_IF_OP) {\r
if (DepthOfDisable == 0) {\r
- mInScopeDisable = FALSE;\r
+ InScopeDisable = FALSE;\r
OpCodeDisabled = FALSE;\r
} else {\r
DepthOfDisable--;\r
CopyMem (&ExpressionOpCode->QuestionId2, &((EFI_IFR_EQ_ID_ID *) OpCodeData)->QuestionId2, sizeof (EFI_QUESTION_ID));\r
break;\r
\r
- case EFI_IFR_EQ_ID_LIST_OP:\r
+ case EFI_IFR_EQ_ID_VAL_LIST_OP:\r
CopyMem (&ExpressionOpCode->QuestionId, &((EFI_IFR_EQ_ID_VAL_LIST *) OpCodeData)->QuestionId, sizeof (EFI_QUESTION_ID));\r
CopyMem (&ExpressionOpCode->ListLength, &((EFI_IFR_EQ_ID_VAL_LIST *) OpCodeData)->ListLength, sizeof (UINT16));\r
ExpressionOpCode->ValueList = AllocateCopyPool (ExpressionOpCode->ListLength * sizeof (UINT16), &((EFI_IFR_EQ_ID_VAL_LIST *) OpCodeData)->ValueList);\r
ExpressionOpCode->ValueWidth = (UINT8) sizeof (EFI_IFR_TIME);\r
break;\r
\r
+ case EFI_IFR_TYPE_REF:\r
+ ExpressionOpCode->ValueWidth = (UINT8) sizeof (EFI_IFR_REF);\r
+ break;\r
+\r
case EFI_IFR_TYPE_OTHER:\r
case EFI_IFR_TYPE_UNDEFINED:\r
case EFI_IFR_TYPE_ACTION:\r
//\r
SingleOpCodeExpression = FALSE;\r
\r
- if (mInScopeDisable && CurrentForm == NULL) {\r
+ if (InScopeDisable && CurrentForm == NULL) {\r
//\r
// This is DisableIf expression for Form, it should be a constant expression\r
//\r
FormSet->NumberOfClassGuid = (UINT8) (((EFI_IFR_FORM_SET *) OpCodeData)->Flags & 0x3);\r
CopyMem (FormSet->ClassGuid, OpCodeData + sizeof (EFI_IFR_FORM_SET), FormSet->NumberOfClassGuid * sizeof (EFI_GUID));\r
}\r
-\r
- InitializeListHead (&FormSet->ExpressionListHead);\r
break;\r
\r
case EFI_IFR_FORM_OP:\r
CopyMem (&CurrentForm->FormId, &((EFI_IFR_FORM *) OpCodeData)->FormId, sizeof (UINT16));\r
CopyMem (&CurrentForm->FormTitle, &((EFI_IFR_FORM *) OpCodeData)->FormTitle, sizeof (EFI_STRING_ID));\r
\r
- if (InScopeFormSuppress) {\r
+ ConditionalExprCount = GetConditionalExpressionCount(ExpressForm);\r
+ if ( ConditionalExprCount > 0) {\r
//\r
// Form is inside of suppressif\r
//\r
- CurrentForm->SuppressExpression = FormSuppressExpression;\r
+ CurrentForm->SuppressExpression = (FORM_EXPRESSION_LIST *) AllocatePool( \r
+ (UINTN) (sizeof(FORM_EXPRESSION_LIST) + ((ConditionalExprCount -1) * sizeof(FORM_EXPRESSION *))));\r
+ ASSERT (CurrentForm->SuppressExpression != NULL);\r
+ CurrentForm->SuppressExpression->Count = (UINTN) ConditionalExprCount;\r
+ CurrentForm->SuppressExpression->Signature = FORM_EXPRESSION_LIST_SIGNATURE;\r
+ CopyMem (CurrentForm->SuppressExpression->Expression, GetConditionalExpressionList(ExpressForm), (UINTN) (sizeof (FORM_EXPRESSION *) * ConditionalExprCount));\r
}\r
\r
if (Scope != 0) {\r
CopyMem (&CurrentForm->FormTitle, &MapMethod->MethodTitle, sizeof (EFI_STRING_ID));\r
}\r
\r
- if (InScopeFormSuppress) {\r
+ ConditionalExprCount = GetConditionalExpressionCount(ExpressForm);\r
+ if ( ConditionalExprCount > 0) {\r
//\r
// Form is inside of suppressif\r
//\r
- CurrentForm->SuppressExpression = FormSuppressExpression;\r
+ CurrentForm->SuppressExpression = (FORM_EXPRESSION_LIST *) AllocatePool( \r
+ (UINTN) (sizeof(FORM_EXPRESSION_LIST) + ((ConditionalExprCount -1) * sizeof(FORM_EXPRESSION *))));\r
+ ASSERT (CurrentForm->SuppressExpression != NULL);\r
+ CurrentForm->SuppressExpression->Count = (UINTN) ConditionalExprCount;\r
+ CurrentForm->SuppressExpression->Signature = FORM_EXPRESSION_LIST_SIGNATURE;\r
+ CopyMem (CurrentForm->SuppressExpression->Expression, GetConditionalExpressionList(ExpressForm), (UINTN) (sizeof (FORM_EXPRESSION *) * ConditionalExprCount));\r
}\r
\r
if (Scope != 0) {\r
// Create a EFI variable Storage for this FormSet\r
//\r
Storage = CreateStorage (FormSet);\r
- Storage->Type = EFI_HII_VARSTORE_EFI_VARIABLE;\r
\r
CopyMem (&Storage->VarStoreId, &((EFI_IFR_VARSTORE_EFI *) OpCodeData)->VarStoreId, sizeof (EFI_VARSTORE_ID));\r
CopyMem (&Storage->Guid, &((EFI_IFR_VARSTORE_EFI *) OpCodeData)->Guid, sizeof (EFI_GUID));\r
CopyMem (&Storage->Attributes, &((EFI_IFR_VARSTORE_EFI *) OpCodeData)->Attributes, sizeof (UINT32));\r
+ CopyMem (&Storage->Size, &((EFI_IFR_VARSTORE_EFI *) OpCodeData)->Size, sizeof (UINT16));\r
+\r
+ if (OpCodeLength < sizeof (EFI_IFR_VARSTORE_EFI)) {\r
+ Storage->Type = EFI_HII_VARSTORE_EFI_VARIABLE;\r
+ break;\r
+ } \r
+\r
+ Storage->Type = EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER;\r
+ Storage->Buffer = AllocateZeroPool (Storage->Size);\r
+ Storage->EditBuffer = AllocateZeroPool (Storage->Size);\r
+\r
+ AsciiString = (CHAR8 *) ((EFI_IFR_VARSTORE_EFI *) OpCodeData)->Name;\r
+ Storage->Name = AllocateZeroPool (AsciiStrSize (AsciiString) * 2);\r
+ ASSERT (Storage->Name != NULL);\r
+ for (Index = 0; AsciiString[Index] != 0; Index++) {\r
+ Storage->Name[Index] = (CHAR16) AsciiString[Index];\r
+ }\r
+\r
+ //\r
+ // Initialize <ConfigHdr>\r
+ //\r
+ InitializeConfigHdr (FormSet, Storage);\r
break;\r
\r
//\r
case EFI_IFR_REF_OP:\r
CurrentStatement = CreateQuestion (OpCodeData, FormSet, CurrentForm);\r
ASSERT (CurrentStatement != NULL);\r
- CurrentStatement->HiiValue.Type = EFI_IFR_TYPE_UNDEFINED;\r
- CopyMem (&CurrentStatement->RefFormId, &((EFI_IFR_REF *) OpCodeData)->FormId, sizeof (EFI_FORM_ID));\r
- if (OpCodeLength >= sizeof (EFI_IFR_REF2)) {\r
- CopyMem (&CurrentStatement->RefQuestionId, &((EFI_IFR_REF2 *) OpCodeData)->QuestionId, sizeof (EFI_QUESTION_ID));\r
+ Value = &CurrentStatement->HiiValue;\r
+ Value->Type = EFI_IFR_TYPE_REF;\r
+ if (OpCodeLength >= sizeof (EFI_IFR_REF)) {\r
+ CopyMem (&Value->Value.ref.FormId, &((EFI_IFR_REF *) OpCodeData)->FormId, sizeof (EFI_FORM_ID));\r
+\r
+ if (OpCodeLength >= sizeof (EFI_IFR_REF2)) {\r
+ CopyMem (&Value->Value.ref.QuestionId, &((EFI_IFR_REF2 *) OpCodeData)->QuestionId, sizeof (EFI_QUESTION_ID));\r
\r
- if (OpCodeLength >= sizeof (EFI_IFR_REF3)) {\r
- CopyMem (&CurrentStatement->RefFormSetId, &((EFI_IFR_REF3 *) OpCodeData)->FormSetId, sizeof (EFI_GUID));\r
+ if (OpCodeLength >= sizeof (EFI_IFR_REF3)) {\r
+ CopyMem (&Value->Value.ref.FormSetGuid, &((EFI_IFR_REF3 *) OpCodeData)->FormSetId, sizeof (EFI_GUID));\r
\r
- if (OpCodeLength >= sizeof (EFI_IFR_REF4)) {\r
- CopyMem (&CurrentStatement->RefDevicePath, &((EFI_IFR_REF4 *) OpCodeData)->DevicePath, sizeof (EFI_STRING_ID));\r
+ if (OpCodeLength >= sizeof (EFI_IFR_REF4)) {\r
+ CopyMem (&Value->Value.ref.DevicePath, &((EFI_IFR_REF4 *) OpCodeData)->DevicePath, sizeof (EFI_STRING_ID));\r
+ }\r
}\r
}\r
}\r
+ CurrentStatement->StorageWidth = (UINT16) sizeof (EFI_HII_REF); \r
+ InitializeRequestElement (FormSet, CurrentStatement, CurrentForm);\r
break;\r
\r
case EFI_IFR_ONE_OF_OP:\r
\r
CurrentDefault->Value.Type = ((EFI_IFR_DEFAULT *) OpCodeData)->Type;\r
CopyMem (&CurrentDefault->DefaultId, &((EFI_IFR_DEFAULT *) OpCodeData)->DefaultId, sizeof (UINT16));\r
- CopyMem (&CurrentDefault->Value.Value, &((EFI_IFR_DEFAULT *) OpCodeData)->Value, sizeof (EFI_IFR_TYPE_VALUE));\r
- ExtendValueToU64 (&CurrentDefault->Value);\r
+ if (OpCodeLength == sizeof (EFI_IFR_DEFAULT)) {\r
+ CopyMem (&CurrentDefault->Value.Value, &((EFI_IFR_DEFAULT *) OpCodeData)->Value, sizeof (EFI_IFR_TYPE_VALUE));\r
+ ExtendValueToU64 (&CurrentDefault->Value);\r
+ }\r
\r
//\r
// Insert to Default Value list of current Question\r
CopyMem (&CurrentOption->Value.Value, &((EFI_IFR_ONE_OF_OPTION *) OpCodeData)->Value, sizeof (EFI_IFR_TYPE_VALUE));\r
ExtendValueToU64 (&CurrentOption->Value);\r
\r
- if (InScopeOptionSuppress) {\r
- CurrentOption->SuppressExpression = OptionSuppressExpression;\r
+ ConditionalExprCount = GetConditionalExpressionCount(ExpressOption);\r
+ if ( ConditionalExprCount > 0) {\r
+ //\r
+ // Form is inside of suppressif\r
+ //\r
+ CurrentOption->SuppressExpression = (FORM_EXPRESSION_LIST *) AllocatePool( \r
+ (UINTN) (sizeof(FORM_EXPRESSION_LIST) + ((ConditionalExprCount -1) * sizeof(FORM_EXPRESSION *))));\r
+ ASSERT (CurrentOption->SuppressExpression != NULL);\r
+ CurrentOption->SuppressExpression->Count = (UINTN) ConditionalExprCount;\r
+ CurrentOption->SuppressExpression->Signature = FORM_EXPRESSION_LIST_SIGNATURE;\r
+ CopyMem (CurrentOption->SuppressExpression->Expression, GetConditionalExpressionList(ExpressOption), (UINTN) (sizeof (FORM_EXPRESSION *) * ConditionalExprCount));\r
}\r
\r
//\r
CurrentStatement->StorageWidth = (UINT16) (CurrentStatement->MaxContainers * Width);\r
CurrentStatement->BufferValue = AllocateZeroPool (CurrentStatement->StorageWidth);\r
CurrentStatement->ValueType = CurrentOption->Value.Type;\r
+ if (CurrentStatement->HiiValue.Type == EFI_IFR_TYPE_BUFFER) {\r
+ CurrentStatement->HiiValue.Buffer = CurrentStatement->BufferValue;\r
+ CurrentStatement->HiiValue.BufferLen = CurrentStatement->StorageWidth;\r
+ }\r
\r
InitializeRequestElement (FormSet, CurrentStatement, CurrentForm);\r
}\r
}\r
\r
if (SuppressForOption) {\r
- InScopeOptionSuppress = TRUE;\r
- OptionSuppressExpression = CurrentExpression;\r
+ PushConditionalExpression(CurrentExpression, ExpressOption); \r
} else if (SuppressForQuestion) {\r
- mInScopeSuppress = TRUE;\r
- mSuppressExpression = CurrentExpression;\r
+ PushConditionalExpression(CurrentExpression, ExpressStatement); \r
} else {\r
- InScopeFormSuppress = TRUE;\r
- FormSuppressExpression = CurrentExpression;\r
+ PushConditionalExpression(CurrentExpression, ExpressForm); \r
}\r
\r
//\r
CurrentExpression = CreateExpression (CurrentForm);\r
CurrentExpression->Type = EFI_HII_EXPRESSION_GRAY_OUT_IF;\r
InsertTailList (&CurrentForm->ExpressionListHead, &CurrentExpression->Link);\r
-\r
- mInScopeGrayOut = TRUE;\r
- mGrayOutExpression = CurrentExpression;\r
+ PushConditionalExpression(CurrentExpression, ExpressStatement);\r
\r
//\r
// Take a look at next OpCode to see whether current expression consists\r
// This is DisableIf for Question, enqueue it to Form expression list\r
//\r
InsertTailList (&CurrentForm->ExpressionListHead, &CurrentExpression->Link);\r
+ PushConditionalExpression(CurrentExpression, ExpressStatement);\r
}\r
\r
- mDisableExpression = CurrentExpression;\r
- mInScopeDisable = TRUE;\r
- OpCodeDisabled = FALSE;\r
-\r
+ OpCodeDisabled = FALSE;\r
+ InScopeDisable = TRUE;\r
//\r
// Take a look at next OpCode to see whether current expression consists\r
// of single OpCode\r
CurrentStatement->RefreshInterval = ((EFI_IFR_REFRESH *) OpCodeData)->RefreshInterval;\r
break;\r
\r
+ //\r
+ // Refresh guid.\r
+ //\r
+ case EFI_IFR_REFRESH_ID_OP:\r
+ ASSERT (CurrentStatement != NULL);\r
+ CopyMem (&CurrentStatement->RefreshGuid, &((EFI_IFR_REFRESH_ID *) OpCodeData)->RefreshEventGroupId, sizeof (EFI_GUID));\r
+ break;\r
+\r
+ //\r
+ // Modal tag\r
+ //\r
+ case EFI_IFR_MODAL_TAG_OP:\r
+ ASSERT (CurrentForm != NULL);\r
+ CurrentForm->ModalForm = TRUE;\r
+ break;\r
+\r
+ //\r
+ // Lock tag, used by form and statement.\r
+ //\r
+ case EFI_IFR_LOCKED_OP:\r
+ //\r
+ // Get ScopeOpcode from top of stack\r
+ //\r
+ PopScope (&ScopeOpCode);\r
+ PushScope (ScopeOpCode);\r
+ switch (ScopeOpCode) {\r
+ case EFI_IFR_FORM_OP:\r
+ case EFI_IFR_FORM_MAP_OP:\r
+ ASSERT (CurrentForm != NULL);\r
+ CurrentForm->Locked = TRUE;\r
+ break;\r
+\r
+ default:\r
+ ASSERT (CurrentStatement != NULL);\r
+ CurrentStatement->Locked = TRUE;\r
+ } \r
+ break;\r
+\r
//\r
// Vendor specific\r
//\r
\r
case EFI_IFR_SUPPRESS_IF_OP:\r
if (SuppressForOption) {\r
- InScopeOptionSuppress = FALSE;\r
+ PopConditionalExpression(ExpressOption); \r
} else if (SuppressForQuestion) {\r
- mInScopeSuppress = FALSE;\r
+ PopConditionalExpression(ExpressStatement);\r
} else {\r
- InScopeFormSuppress = FALSE;\r
+ PopConditionalExpression(ExpressForm);\r
}\r
break;\r
\r
case EFI_IFR_GRAY_OUT_IF_OP:\r
- mInScopeGrayOut = FALSE;\r
+ PopConditionalExpression(ExpressStatement);\r
break;\r
\r
case EFI_IFR_DISABLE_IF_OP:\r
- mInScopeDisable = FALSE;\r
+ if (CurrentForm != NULL) {\r
+ PopConditionalExpression(ExpressStatement);\r
+ }\r
+ InScopeDisable = FALSE;\r
OpCodeDisabled = FALSE;\r
break;\r
\r
\r
default:\r
if (IsExpressionOpCode (ScopeOpCode)) {\r
- if (mInScopeDisable && CurrentForm == NULL) {\r
+ if (InScopeDisable && CurrentForm == NULL) {\r
//\r
// This is DisableIf expression for Form, it should be a constant expression\r
//\r
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