Rename module name from ***To*** to ***On***. AAAOnBBB means this module produce AAA Protocol/PPI based on BBB. This change improves the readability.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7328 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qwang12
@@ -0,0 +1,551 @@
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/** @file
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Function and Macro defintions for to extract default values from UEFI Form package.
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Copyright (c) 2008, 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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**/
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#include "HiiDatabase.h"
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#include "UefiIfrParser.h"
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#include "UefiIfrDefault.h"
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//
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// Extern Variables
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//
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extern CONST EFI_HII_DATABASE_PROTOCOL *mHiiDatabase;
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extern CONST EFI_HII_IMAGE_PROTOCOL *mHiiImageProtocol;
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extern CONST EFI_HII_STRING_PROTOCOL *mHiiStringProtocol;
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extern CONST EFI_HII_CONFIG_ROUTING_PROTOCOL *mHiiConfigRoutingProtocol;
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/**
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Set the data position at Offset with Width in Node->Buffer based
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the value passed in.
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@param Node The Buffer Storage Node.
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@param Value The input value.
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@param Offset The offset in Node->Buffer for the update.
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@param Width The length of the Value.
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@retval VOID
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**/
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VOID
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SetNodeBuffer (
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OUT UEFI_IFR_BUFFER_STORAGE_NODE *Node,
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IN CONST EFI_HII_VALUE *Value,
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IN UINTN Offset,
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IN UINTN Width
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)
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{
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ASSERT (Node->Signature == UEFI_IFR_BUFFER_STORAGE_NODE_SIGNATURE);
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ASSERT (Offset + Width <= Node->Size);
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CopyMem (Node->Buffer + Offset, &Value->Value.u8, Width);
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}
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/**
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Reset Question to its default value.
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Note Framework 0.92's HII Implementation does not support for default value for these opcodes:
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EFI_IFR_ORDERED_LIST_OP:
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EFI_IFR_PASSWORD_OP:
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EFI_IFR_STRING_OP:
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@param FormSet FormSet data structure.
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@param DefaultId The Class of the default.
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@retval EFI_SUCCESS Question is reset to default value.
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**/
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EFI_STATUS
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GetQuestionDefault (
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IN FORM_BROWSER_FORMSET *FormSet,
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IN FORM_BROWSER_FORM *Form,
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IN FORM_BROWSER_STATEMENT *Question,
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IN UINT16 DefaultId,
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IN UINT16 VarStoreId,
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OUT UEFI_IFR_BUFFER_STORAGE_NODE *Node
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)
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{
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EFI_STATUS Status;
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LIST_ENTRY *Link;
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QUESTION_DEFAULT *Default;
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QUESTION_OPTION *Option;
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EFI_HII_VALUE *HiiValue;
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Status = EFI_SUCCESS;
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//
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// Statement don't have storage, skip them
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//
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if (Question->QuestionId == 0) {
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return Status;
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}
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if (Question->VarStoreId != VarStoreId) {
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return Status;
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}
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ASSERT (Question->Storage->Type == EFI_HII_VARSTORE_BUFFER);
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//
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// There are three ways to specify default value for a Question:
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// 1, use nested EFI_IFR_DEFAULT (highest priority)
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// 2, set flags of EFI_ONE_OF_OPTION (provide Standard and Manufacturing default)
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// 3, set flags of EFI_IFR_CHECKBOX (provide Standard and Manufacturing default) (lowest priority)
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//
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HiiValue = &Question->HiiValue;
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//
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// EFI_IFR_DEFAULT has highest priority
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//
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if (!IsListEmpty (&Question->DefaultListHead)) {
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Link = GetFirstNode (&Question->DefaultListHead);
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while (!IsNull (&Question->DefaultListHead, Link)) {
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Default = QUESTION_DEFAULT_FROM_LINK (Link);
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if (Default->DefaultId == DefaultId) {
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//
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// Default value is embedded in EFI_IFR_DEFAULT
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//
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CopyMem (HiiValue, &Default->Value, sizeof (EFI_HII_VALUE));
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SetNodeBuffer (Node, HiiValue, Question->VarStoreInfo.VarOffset, Question->StorageWidth);
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return EFI_SUCCESS;
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}
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Link = GetNextNode (&Question->DefaultListHead, Link);
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}
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}
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//
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// EFI_ONE_OF_OPTION
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//
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if ((Question->Operand == EFI_IFR_ONE_OF_OP) && !IsListEmpty (&Question->OptionListHead)) {
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if (DefaultId <= EFI_HII_DEFAULT_CLASS_MANUFACTURING) {
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//
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// OneOfOption could only provide Standard and Manufacturing default
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//
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Link = GetFirstNode (&Question->OptionListHead);
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while (!IsNull (&Question->OptionListHead, Link)) {
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Option = QUESTION_OPTION_FROM_LINK (Link);
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if (((DefaultId == EFI_HII_DEFAULT_CLASS_STANDARD) && (Option->Flags & EFI_IFR_OPTION_DEFAULT)) ||
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((DefaultId == EFI_HII_DEFAULT_CLASS_MANUFACTURING) && (Option->Flags & EFI_IFR_OPTION_DEFAULT_MFG))
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) {
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CopyMem (HiiValue, &Option->Value, sizeof (EFI_HII_VALUE));
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SetNodeBuffer (Node, HiiValue, Question->VarStoreInfo.VarOffset, Question->StorageWidth);
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return EFI_SUCCESS;
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}
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Link = GetNextNode (&Question->OptionListHead, Link);
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}
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}
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}
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//
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// EFI_IFR_CHECKBOX - lowest priority
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//
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if (Question->Operand == EFI_IFR_CHECKBOX_OP) {
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if (DefaultId <= EFI_HII_DEFAULT_CLASS_MANUFACTURING) {
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//
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// Checkbox could only provide Standard and Manufacturing default
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//
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if (((DefaultId == EFI_HII_DEFAULT_CLASS_STANDARD) && (Question->Flags & EFI_IFR_CHECKBOX_DEFAULT)) ||
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((DefaultId == EFI_HII_DEFAULT_CLASS_MANUFACTURING) && (Question->Flags & EFI_IFR_CHECKBOX_DEFAULT_MFG))
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) {
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HiiValue->Value.b = TRUE;
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} else {
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HiiValue->Value.b = FALSE;
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}
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SetNodeBuffer (Node, HiiValue, Question->VarStoreInfo.VarOffset, Question->StorageWidth);
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return EFI_SUCCESS;
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}
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}
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return Status;
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}
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/**
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Reset Questions in a Form to their default value.
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@param FormSet FormSet data structure.
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@param Form The Form which to be reset.
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@param DefaultId The Class of the default.
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@retval EFI_SUCCESS The function completed successfully.
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**/
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EFI_STATUS
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ExtractFormDefault (
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IN FORM_BROWSER_FORMSET *FormSet,
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IN FORM_BROWSER_FORM *Form,
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IN UINT16 DefaultId,
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IN UINT16 VarStoreId,
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OUT UEFI_IFR_BUFFER_STORAGE_NODE *Node
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)
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{
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EFI_STATUS Status;
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LIST_ENTRY *Link;
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FORM_BROWSER_STATEMENT *Question;
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Link = GetFirstNode (&Form->StatementListHead);
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while (!IsNull (&Form->StatementListHead, Link)) {
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Question = FORM_BROWSER_STATEMENT_FROM_LINK (Link);
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//
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// Reset Question to its default value
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//
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Status = GetQuestionDefault (FormSet, Form, Question, DefaultId, VarStoreId, Node);
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if (EFI_ERROR (Status)) {
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continue;
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}
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Link = GetNextNode (&Form->StatementListHead, Link);
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}
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return EFI_SUCCESS;
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}
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/**
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Destroy all the buffer allocated for the fileds of
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UEFI_IFR_BUFFER_STORAGE_NODE. The Node itself
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will be freed too.
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@param FormSet FormSet data structure.
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@param DefaultId The Class of the default.
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@retval VOID
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**/
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VOID
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DestroyDefaultNode (
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IN UEFI_IFR_BUFFER_STORAGE_NODE *Node
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)
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{
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FreePool (Node->Buffer);
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FreePool (Node->Name);
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FreePool (Node);
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}
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/**
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Get the default value for Buffer Type storage named by
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a Default Store and a Storage Store from a FormSet.
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The result is in the a instance of UEFI_IFR_BUFFER_STORAGE_NODE
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allocated by this function. It is inserted to the link list.
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@param DefaultStore The Default Store.
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@param Storage The Storage.
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@param FormSet The Form Set.
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@param UefiDefaultsListHead The head of link list for the output.
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@retval EFI_SUCCESS Successful.
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**/
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EFI_STATUS
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GetBufferTypeDefaultIdAndStorageId (
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IN FORMSET_DEFAULTSTORE *DefaultStore,
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IN FORMSET_STORAGE *Storage,
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IN FORM_BROWSER_FORMSET *FormSet,
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OUT LIST_ENTRY *UefiDefaultsListHead
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)
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{
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UEFI_IFR_BUFFER_STORAGE_NODE *Node;
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LIST_ENTRY *Link;
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FORM_BROWSER_FORM *Form;
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EFI_STATUS Status;
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Node = AllocateZeroPool (sizeof (UEFI_IFR_BUFFER_STORAGE_NODE));
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ASSERT (Node != NULL);
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Node->Signature = UEFI_IFR_BUFFER_STORAGE_NODE_SIGNATURE;
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Node->Name = AllocateCopyPool (StrSize (Storage->Name), Storage->Name);
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Node->DefaultId = DefaultStore->DefaultId;
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Node->StoreId = Storage->VarStoreId;
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CopyGuid (&Node->Guid, &Storage->Guid);
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Node->Size = Storage->Size;
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Node->Buffer = AllocateZeroPool (Node->Size);
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//
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// Extract default from IFR binary
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//
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Link = GetFirstNode (&FormSet->FormListHead);
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while (!IsNull (&FormSet->FormListHead, Link)) {
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Form = FORM_BROWSER_FORM_FROM_LINK (Link);
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Status = ExtractFormDefault (FormSet, Form, DefaultStore->DefaultId, Storage->VarStoreId, Node);
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ASSERT_EFI_ERROR (Status);
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Link = GetNextNode (&FormSet->FormListHead, Link);
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}
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InsertTailList (UefiDefaultsListHead, &Node->List);
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return EFI_SUCCESS;
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}
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/**
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Get the default value for Buffer Type storage named by
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a Default Store from a FormSet.
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The result is in the a instance of UEFI_IFR_BUFFER_STORAGE_NODE
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allocated by this function. The output can be multiple instances
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of UEFI_IFR_BUFFER_STORAGE_NODE. It is inserted to the link list.
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@param DefaultStore The Default Store.
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@param FormSet The Form Set.
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@param UefiDefaultsListHead The head of link list for the output.
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@retval EFI_SUCCESS Successful.
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**/
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EFI_STATUS
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GetBufferTypeDefaultId (
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IN FORMSET_DEFAULTSTORE *DefaultStore,
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IN FORM_BROWSER_FORMSET *FormSet,
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OUT LIST_ENTRY *UefiDefaultsListHead
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)
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{
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LIST_ENTRY *StorageLink;
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FORMSET_STORAGE *Storage;
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EFI_STATUS Status;
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StorageLink = GetFirstNode (&FormSet->StorageListHead);
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while (!IsNull (&FormSet->StorageListHead, StorageLink)) {
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Storage = FORMSET_STORAGE_FROM_LINK(StorageLink);
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if (Storage->Type == EFI_HII_VARSTORE_BUFFER) {
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Status = GetBufferTypeDefaultIdAndStorageId (DefaultStore, Storage, FormSet, UefiDefaultsListHead);
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ASSERT_EFI_ERROR (Status);
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}
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StorageLink = GetNextNode (&FormSet->StorageListHead, StorageLink);
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}
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return EFI_SUCCESS;
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}
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/**
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Get the default value for Buffer Type storage from the first FormSet
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in the Package List specified by a EFI_HII_HANDLE.
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The results can be multiple instances of UEFI_IFR_BUFFER_STORAGE_NODE.
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They are inserted to the link list.
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@param UefiHiiHandle The handle for the package list.
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@param UefiDefaultsListHead The head of link list for the output.
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@retval EFI_SUCCESS Successful.
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**/
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EFI_STATUS
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UefiIfrGetBufferTypeDefaults (
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IN HII_THUNK_CONTEXT *ThunkContext,
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OUT LIST_ENTRY **UefiDefaults
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)
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{
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LIST_ENTRY *DefaultLink;
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FORMSET_DEFAULTSTORE *DefaultStore;
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EFI_STATUS Status;
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ASSERT (UefiDefaults != NULL);
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*UefiDefaults = AllocateZeroPool (sizeof (LIST_ENTRY));
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ASSERT (UefiDefaults != NULL);
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InitializeListHead (*UefiDefaults);
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DefaultLink = GetFirstNode (&ThunkContext->FormSet->DefaultStoreListHead);
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while (!IsNull (&ThunkContext->FormSet->DefaultStoreListHead, DefaultLink)) {
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DefaultStore = FORMSET_DEFAULTSTORE_FROM_LINK(DefaultLink);
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Status = GetBufferTypeDefaultId (DefaultStore, ThunkContext->FormSet, *UefiDefaults);
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ASSERT_EFI_ERROR (Status);
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DefaultLink = GetNextNode (&ThunkContext->FormSet->DefaultStoreListHead, DefaultLink);
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}
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return EFI_SUCCESS;
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}
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/**
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Convert the UEFI Buffer Type default values to a Framework HII default
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values specified by a EFI_HII_VARIABLE_PACK_LIST structure.
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@param ListHead The link list of UEFI_IFR_BUFFER_STORAGE_NODE
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which contains the default values retrived from
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a UEFI form set.
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@param DefaultMask The default mask.
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The valid values are FRAMEWORK_EFI_IFR_FLAG_DEFAULT
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and FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING.
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UEFI spec only map FRAMEWORK_EFI_IFR_FLAG_DEFAULT and FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING
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from specification to valid default class.
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@param VariablePackList The output default value in a format defined in Framework.
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@retval EFI_SUCCESS Successful.
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@retval EFI_INVALID_PARAMETER The default mask is not FRAMEWORK_EFI_IFR_FLAG_DEFAULT or
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FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING.
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**/
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EFI_STATUS
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UefiDefaultsToFwDefaults (
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IN LIST_ENTRY *ListHead,
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IN UINTN DefaultMask,
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IN EFI_VARSTORE_ID UefiFormSetDefaultVarStoreId,
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OUT EFI_HII_VARIABLE_PACK_LIST **VariablePackList
|
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)
|
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{
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LIST_ENTRY *List;
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UEFI_IFR_BUFFER_STORAGE_NODE *Node;
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UINTN Size;
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UINTN Count;
|
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UINT16 DefaultId;
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EFI_HII_VARIABLE_PACK *Pack;
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EFI_HII_VARIABLE_PACK_LIST *PackList;
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UINTN Index;
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if (DefaultMask == FRAMEWORK_EFI_IFR_FLAG_DEFAULT) {
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DefaultId = EFI_HII_DEFAULT_CLASS_STANDARD;
|
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} else if (DefaultMask == FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING) {
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DefaultId = EFI_HII_DEFAULT_CLASS_MANUFACTURING;
|
||||
} else {
|
||||
//
|
||||
// UEFI spec only map FRAMEWORK_EFI_IFR_FLAG_DEFAULT and FRAMEWORK_EFI_IFR_FLAG_MANUFACTURING
|
||||
// from specification to valid default class.
|
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//
|
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ASSERT (FALSE);
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return EFI_INVALID_PARAMETER;
|
||||
}
|
||||
|
||||
//
|
||||
// Calculate the size of the output EFI_HII_VARIABLE_PACK_LIST structure
|
||||
//
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||||
Size = 0;
|
||||
Count = 0;
|
||||
List = GetFirstNode (ListHead);
|
||||
while (!IsNull (ListHead, List)) {
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Node = UEFI_IFR_BUFFER_STORAGE_NODE_FROM_LIST(List);
|
||||
|
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if (Node->DefaultId == DefaultId) {
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Size += Node->Size;
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Size += StrSize (Node->Name);
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||||
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||||
Count++;
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||||
}
|
||||
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||||
List = GetNextNode (ListHead, List);
|
||||
}
|
||||
|
||||
if (Count == 0) {
|
||||
*VariablePackList = NULL;
|
||||
return EFI_NOT_FOUND;
|
||||
}
|
||||
|
||||
Size = Size + Count * (sizeof (EFI_HII_VARIABLE_PACK_LIST) + sizeof (EFI_HII_VARIABLE_PACK));
|
||||
|
||||
*VariablePackList = AllocateZeroPool (Size);
|
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ASSERT (*VariablePackList != NULL);
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||||
|
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List = GetFirstNode (ListHead);
|
||||
|
||||
PackList = (EFI_HII_VARIABLE_PACK_LIST *) *VariablePackList;
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Pack = (EFI_HII_VARIABLE_PACK *) (PackList + 1);
|
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Index = 0;
|
||||
while (!IsNull (ListHead, List)) {
|
||||
Node = UEFI_IFR_BUFFER_STORAGE_NODE_FROM_LIST(List);
|
||||
|
||||
Size = 0;
|
||||
if (Node->DefaultId == DefaultId) {
|
||||
Size += Node->Size;
|
||||
Size += sizeof (EFI_HII_VARIABLE_PACK);
|
||||
|
||||
Pack->VariableNameLength = (UINT32) StrSize (Node->Name);
|
||||
|
||||
if (Node->StoreId == UefiFormSetDefaultVarStoreId) {
|
||||
//
|
||||
// The default VARSTORE in VFR from a Framework module has Varstore ID of 0.
|
||||
//
|
||||
Pack->VariableId = 0;
|
||||
} else {
|
||||
Pack->VariableId = Node->StoreId;
|
||||
}
|
||||
|
||||
CopyMem ((UINT8 *) Pack + sizeof (EFI_HII_VARIABLE_PACK), Node->Name, StrSize (Node->Name));
|
||||
Size += Pack->VariableNameLength;
|
||||
|
||||
//
|
||||
// Initialize EFI_HII_VARIABLE_PACK
|
||||
//
|
||||
Pack->Header.Type = 0;
|
||||
Pack->Header.Length = (UINT32) Size;
|
||||
CopyMem (&Pack->VariableGuid, &Node->Guid, sizeof (EFI_GUID));
|
||||
|
||||
CopyMem ((UINT8 *) Pack + sizeof (EFI_HII_VARIABLE_PACK) + Pack->VariableNameLength, Node->Buffer, Node->Size);
|
||||
|
||||
Size += sizeof (EFI_HII_VARIABLE_PACK_LIST);
|
||||
|
||||
//
|
||||
// Initialize EFI_HII_VARIABLE_PACK_LIST
|
||||
//
|
||||
PackList->VariablePack = Pack;
|
||||
Index++;
|
||||
if (Index < Count) {
|
||||
PackList->NextVariablePack = (EFI_HII_VARIABLE_PACK_LIST *)((UINT8 *) PackList + Size);
|
||||
|
||||
PackList = PackList->NextVariablePack;
|
||||
Pack = (EFI_HII_VARIABLE_PACK *) (PackList + 1);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
List = GetNextNode (ListHead, List);
|
||||
}
|
||||
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
Free up all buffer allocated for the link list of UEFI_IFR_BUFFER_STORAGE_NODE.
|
||||
|
||||
@param ListHead The link list of UEFI_IFR_BUFFER_STORAGE_NODE
|
||||
which contains the default values retrived from
|
||||
a UEFI form set.
|
||||
|
||||
|
||||
@retval VOID
|
||||
**/
|
||||
VOID
|
||||
FreeDefaultList (
|
||||
IN LIST_ENTRY *ListHead
|
||||
)
|
||||
{
|
||||
LIST_ENTRY *Link;
|
||||
UEFI_IFR_BUFFER_STORAGE_NODE *Default;
|
||||
|
||||
while (!IsListEmpty (ListHead)) {
|
||||
Link = GetFirstNode (ListHead);
|
||||
|
||||
Default = UEFI_IFR_BUFFER_STORAGE_NODE_FROM_LIST(Link);
|
||||
|
||||
RemoveEntryList (Link);
|
||||
|
||||
DestroyDefaultNode (Default);
|
||||
}
|
||||
|
||||
FreePool (ListHead);
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user