diff options
Diffstat (limited to 'EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/Utility.c')
| -rw-r--r-- | EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/Utility.c | 891 |
1 files changed, 0 insertions, 891 deletions
diff --git a/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/Utility.c b/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/Utility.c deleted file mode 100644 index f6d97f6344..0000000000 --- a/EdkCompatibilityPkg/Compatibility/FrameworkHiiOnUefiHiiThunk/Utility.c +++ /dev/null @@ -1,891 +0,0 @@ -/** @file
-
- This file contains the keyboard processing code to the HII database.
-
-Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
-This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-
-#include "HiiDatabase.h"
-#include "HiiHandle.h"
-#include <Library/DebugLib.h>
-#include <Guid/ZeroGuid.h>
-
-CONST CHAR16 FrameworkReservedVarstoreName[] = FRAMEWORK_RESERVED_VARSTORE_NAME;
-
-/**
-
- This function returns a list of the package handles of the
- specified type that are currently active in the HII database. The
- pseudo-type EFI_HII_PACKAGE_TYPE_ALL will cause all package
- handles to be listed.
-
- If HandleBufferLength is NULL, then ASSERT.
- If HandleBuffer is NULL, the ASSERT.
- If PackageType is EFI_HII_PACKAGE_TYPE_GUID and PackageGuid is
- NULL, then ASSERT.
- If PackageType is not EFI_HII_PACKAGE_TYPE_GUID and PackageGuid is not
- NULL, then ASSERT.
-
-
- @param PackageType Specifies the package type of the packages
- to list or EFI_HII_PACKAGE_TYPE_ALL for
- all packages to be listed.
-
- @param PackageGuid If PackageType is
- EFI_HII_PACKAGE_TYPE_GUID, then this is
- the pointer to the GUID which must match
- the Guid field of
- EFI_HII_PACKAGE_GUID_HEADER. Otherwise, it
- must be NULL.
-
- @param HandleBufferLength On output, the length of the handle buffer
- that is required for the handles found.
-
- @param HandleBuffer On output, an array of EFI_HII_HANDLE instances returned.
- The caller is responcible to free this pointer allocated.
-
- @retval EFI_SUCCESS The matching handles are outputed successfully.
- HandleBufferLength is updated with the actual length.
- @retval EFI_OUT_OF_RESOURCES Not enough resource to complete the operation.
- @retval EFI_NOT_FOUND No matching handle could not be found in database.
-**/
-EFI_STATUS
-EFIAPI
-ListPackageLists (
- IN UINT8 PackageType,
- IN CONST EFI_GUID *PackageGuid,
- IN OUT UINTN *HandleBufferLength,
- OUT EFI_HII_HANDLE **HandleBuffer
- )
-{
- EFI_STATUS Status;
-
- ASSERT (HandleBufferLength != NULL);
- ASSERT (HandleBuffer != NULL);
-
- *HandleBufferLength = 0;
- *HandleBuffer = NULL;
-
- if (PackageType == EFI_HII_PACKAGE_TYPE_GUID) {
- ASSERT (PackageGuid != NULL);
- } else {
- ASSERT (PackageGuid == NULL);
- }
-
- Status = mHiiDatabase->ListPackageLists (
- mHiiDatabase,
- PackageType,
- PackageGuid,
- HandleBufferLength,
- *HandleBuffer
- );
- if (EFI_ERROR (Status) && (Status != EFI_BUFFER_TOO_SMALL)) {
- //
- // No packages is registered to UEFI HII Database, just return.
- //
- //
- return Status;
- }
-
- *HandleBuffer = AllocateZeroPool (*HandleBufferLength);
-
- if (*HandleBuffer == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- return mHiiDatabase->ListPackageLists (
- mHiiDatabase,
- PackageType,
- PackageGuid,
- HandleBufferLength,
- *HandleBuffer
- );
-
-}
-
-/**
- Exports the contents of one or all package lists in the HII database into a buffer.
-
- If Handle is not NULL and not a valid EFI_HII_HANDLE registered in the database,
- then ASSERT.
- If PackageListHeader is NULL, then ASSERT.
- If PackageListSize is NULL, then ASSERT.
-
- @param Handle The HII Handle.
- @param PackageListHeader A pointer to a buffer that will contain the results of
- the export function.
- @param PackageListSize On output, the length of the buffer that is required for the exported data.
-
- @retval EFI_SUCCESS Package exported.
-
- @retval EFI_OUT_OF_RESOURCES Not enought memory to complete the operations.
-
-**/
-EFI_STATUS
-EFIAPI
-ExportPackageLists (
- IN EFI_HII_HANDLE Handle,
- OUT EFI_HII_PACKAGE_LIST_HEADER **PackageListHeader,
- OUT UINTN *PackageListSize
- )
-{
- EFI_STATUS Status;
- UINTN Size;
- EFI_HII_PACKAGE_LIST_HEADER *PackageListHdr;
-
- ASSERT (PackageListSize != NULL);
- ASSERT (PackageListHeader != NULL);
-
- Size = 0;
- PackageListHdr = NULL;
- Status = mHiiDatabase->ExportPackageLists (
- mHiiDatabase,
- Handle,
- &Size,
- PackageListHdr
- );
- ASSERT_EFI_ERROR (Status != EFI_BUFFER_TOO_SMALL);
-
- if (Status == EFI_BUFFER_TOO_SMALL) {
- PackageListHdr = AllocateZeroPool (Size);
-
- if (PackageListHeader == NULL) {
- return EFI_OUT_OF_RESOURCES;
- } else {
- Status = mHiiDatabase->ExportPackageLists (
- mHiiDatabase,
- Handle,
- &Size,
- PackageListHdr
- );
- }
- }
-
- if (!EFI_ERROR (Status)) {
- *PackageListHeader = PackageListHdr;
- *PackageListSize = Size;
- } else {
- FreePool (PackageListHdr);
- }
-
- return Status;
-}
-
-/**
- Extract Hii package list GUID for given HII handle.
-
- If HiiHandle could not be found in the HII database, then ASSERT.
- If Guid is NULL, then ASSERT.
-
- @param Handle Hii handle
- @param Guid Package list GUID
-
- @retval EFI_SUCCESS Successfully extract GUID from Hii database.
-
-**/
-EFI_STATUS
-EFIAPI
-ExtractGuidFromHiiHandle (
- IN EFI_HII_HANDLE Handle,
- OUT EFI_GUID *Guid
- )
-{
- EFI_STATUS Status;
- UINTN BufferSize;
- EFI_HII_PACKAGE_LIST_HEADER *HiiPackageList;
-
- ASSERT (Guid != NULL);
- ASSERT (Handle != NULL);
-
- //
- // Get HII PackageList
- //
- BufferSize = 0;
- HiiPackageList = NULL;
-
- Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);
- ASSERT (Status != EFI_NOT_FOUND);
-
- if (Status == EFI_BUFFER_TOO_SMALL) {
- HiiPackageList = AllocatePool (BufferSize);
- ASSERT (HiiPackageList != NULL);
-
- Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);
- }
- if (EFI_ERROR (Status)) {
- FreePool (HiiPackageList);
- return Status;
- }
-
- //
- // Extract GUID
- //
- CopyGuid (Guid, &HiiPackageList->PackageListGuid);
-
- FreePool (HiiPackageList);
-
- return EFI_SUCCESS;
-}
-
-/**
- Find the corressponding UEFI HII Handle from a Framework HII Handle given.
-
- @param Private The HII Thunk Module Private context.
- @param FwHiiHandle The Framemwork HII Handle.
-
- @return NULL If Framework HII Handle is invalid.
- @return The corresponding UEFI HII Handle.
-**/
-EFI_HII_HANDLE
-FwHiiHandleToUefiHiiHandle (
- IN CONST HII_THUNK_PRIVATE_DATA *Private,
- IN FRAMEWORK_EFI_HII_HANDLE FwHiiHandle
- )
-{
- HII_THUNK_CONTEXT *ThunkContext;
-
- ASSERT (FwHiiHandle != (FRAMEWORK_EFI_HII_HANDLE) 0);
- ASSERT (Private != NULL);
-
- ThunkContext = FwHiiHandleToThunkContext (Private, FwHiiHandle);
-
- if (ThunkContext != NULL) {
- return ThunkContext->UefiHiiHandle;
- }
-
- return (EFI_HII_HANDLE) NULL;
-}
-
-
-/**
- Find the corressponding HII Thunk Context from a Framework HII Handle given.
-
- @param Private The HII Thunk Module Private context.
- @param FwHiiHandle The Framemwork HII Handle.
-
- @return NULL If Framework HII Handle is invalid.
- @return The corresponding HII Thunk Context.
-**/
-HII_THUNK_CONTEXT *
-FwHiiHandleToThunkContext (
- IN CONST HII_THUNK_PRIVATE_DATA *Private,
- IN FRAMEWORK_EFI_HII_HANDLE FwHiiHandle
- )
-{
- LIST_ENTRY *Link;
- HII_THUNK_CONTEXT *ThunkContext;
-
-
- Link = GetFirstNode (&Private->ThunkContextListHead);
-
- while (!IsNull (&Private->ThunkContextListHead, Link)) {
- ThunkContext = HII_THUNK_CONTEXT_FROM_LINK (Link);
-
- if (FwHiiHandle == ThunkContext->FwHiiHandle) {
- return ThunkContext;
- }
-
- Link = GetNextNode (&Private->ThunkContextListHead, Link);
- }
-
- return NULL;
-}
-
-/**
- Find the corressponding HII Thunk Context from a UEFI HII Handle given.
-
- @param Private The HII Thunk Module Private context.
- @param UefiHiiHandle The UEFI HII Handle.
-
- @return NULL If UEFI HII Handle is invalid.
- @return The corresponding HII Thunk Context.
-**/
-HII_THUNK_CONTEXT *
-UefiHiiHandleToThunkContext (
- IN CONST HII_THUNK_PRIVATE_DATA *Private,
- IN EFI_HII_HANDLE UefiHiiHandle
- )
-{
- LIST_ENTRY *Link;
- HII_THUNK_CONTEXT *ThunkContext;
-
- Link = GetFirstNode (&Private->ThunkContextListHead);
-
- while (!IsNull (&Private->ThunkContextListHead, Link)) {
- ThunkContext = HII_THUNK_CONTEXT_FROM_LINK (Link);
-
- if (UefiHiiHandle == ThunkContext->UefiHiiHandle) {
- return ThunkContext;
- }
- Link = GetNextNode (&Private->ThunkContextListHead, Link);
- }
-
- return NULL;
-}
-
-/**
- Find the corressponding HII Thunk Context from a Tag GUID.
-
- @param Private The HII Thunk Module Private context.
- @param Guid The Tag GUID.
-
- @return NULL No HII Thunk Context matched the Tag GUID.
- @return The corresponding HII Thunk Context.
-**/
-HII_THUNK_CONTEXT *
-TagGuidToIfrPackThunkContext (
- IN CONST HII_THUNK_PRIVATE_DATA *Private,
- IN CONST EFI_GUID *Guid
- )
-{
- LIST_ENTRY *Link;
- HII_THUNK_CONTEXT *ThunkContext;
-
- Link = GetFirstNode (&Private->ThunkContextListHead);
-
- while (!IsNull (&Private->ThunkContextListHead, Link)) {
- ThunkContext = HII_THUNK_CONTEXT_FROM_LINK (Link);
-
- if (CompareGuid (Guid, &ThunkContext->TagGuid) && (ThunkContext->IfrPackageCount != 0)) {
- return ThunkContext;
- }
-
- Link = GetNextNode (&Private->ThunkContextListHead, Link);
- }
-
- return NULL;
-
-}
-
-/**
- Clean up the HII Thunk Context for a UEFI HII Handle.
-
- @param Private The HII Thunk Module Private context.
- @param UefiHiiHandle The UEFI HII Handle.
-
-**/
-VOID
-DestroyThunkContextForUefiHiiHandle (
- IN HII_THUNK_PRIVATE_DATA *Private,
- IN EFI_HII_HANDLE UefiHiiHandle
- )
-{
- HII_THUNK_CONTEXT *ThunkContext;
-
- ThunkContext = UefiHiiHandleToThunkContext (Private, UefiHiiHandle);
- ASSERT (ThunkContext != NULL);
-
- DestroyThunkContext (ThunkContext);
-}
-
-
-/**
- This function create a HII_THUNK_CONTEXT for the input UEFI HiiHandle
- that is created when a package list registered by a module calling
- EFI_HII_DATABASE_PROTOCOL.NewPackageList.
- This function records the PackageListGuid of EFI_HII_PACKAGE_LIST_HEADER
- into the TagGuid of the created HII_THUNK_CONTEXT.
-
- @param UefiHiiHandle The UEFI HII Handle.
-
- @return the new created Hii thunk context.
-
-**/
-HII_THUNK_CONTEXT *
-CreateThunkContextForUefiHiiHandle (
- IN EFI_HII_HANDLE UefiHiiHandle
- )
-{
- EFI_STATUS Status;
- EFI_GUID PackageGuid;
- HII_THUNK_CONTEXT *ThunkContext;
-
- ThunkContext = AllocateZeroPool (sizeof (*ThunkContext));
- ASSERT (ThunkContext != NULL);
-
- ThunkContext->Signature = HII_THUNK_CONTEXT_SIGNATURE;
-
- Status = AllocateHiiHandle (&ThunkContext->FwHiiHandle);
- if (EFI_ERROR (Status)) {
- return NULL;
- }
-
- ThunkContext->UefiHiiHandle = UefiHiiHandle;
-
- Status = ExtractGuidFromHiiHandle (UefiHiiHandle, &PackageGuid);
- ASSERT_EFI_ERROR (Status);
-
- CopyGuid(&ThunkContext->TagGuid, &PackageGuid);
-
- return ThunkContext;
-}
-
-
-/**
- Get the number of HII Package for a Package type.
-
- @param PackageListHeader The Package List.
- @param PackageType The Package Type.
-
- @return The number of Package for given type.
-**/
-UINTN
-GetPackageCountByType (
- IN CONST EFI_HII_PACKAGE_LIST_HEADER *PackageListHeader,
- IN UINT8 PackageType
- )
-{
- UINTN Count;
- EFI_HII_PACKAGE_HEADER *PackageHeader;
-
- PackageHeader = (EFI_HII_PACKAGE_HEADER *) ((UINT8 *) PackageListHeader + sizeof (EFI_HII_PACKAGE_LIST_HEADER));
- Count = 0;
-
- while (PackageHeader->Type != EFI_HII_PACKAGE_END) {
- if (PackageHeader->Type == PackageType ) {
- Count++;
- }
- PackageHeader = (EFI_HII_PACKAGE_HEADER *) ((UINT8 *) PackageHeader + PackageHeader->Length);
- }
-
-
- return Count;
-}
-
-/**
- Get the Form Package from a Framework Package List.
-
- @param Packages Framework Package List.
-
- @return The Form Package Header found.
-**/
-EFI_HII_PACKAGE_HEADER *
-GetIfrPackage (
- IN CONST EFI_HII_PACKAGES *Packages
- )
-{
- UINTN Index;
- TIANO_AUTOGEN_PACKAGES_HEADER **TianoAutogenPackageHdrArray;
-
- ASSERT (Packages != NULL);
-
- TianoAutogenPackageHdrArray = (TIANO_AUTOGEN_PACKAGES_HEADER **) (((UINT8 *) &Packages->GuidId) + sizeof (Packages->GuidId));
-
- for (Index = 0; Index < Packages->NumberOfPackages; Index++) {
- //
- // The current UEFI HII build tool generate a binary in the format defined by
- // TIANO_AUTOGEN_PACKAGES_HEADER. We assume that all packages generated in
- // this binary is with same package type. So the returned IfrPackageCount and StringPackageCount
- // may not be the exact number of valid package number in the binary generated
- // by HII Build tool.
- //
- switch (TianoAutogenPackageHdrArray[Index]->FrameworkPackageHeader.Type) {
- case EFI_HII_IFR:
- return &TianoAutogenPackageHdrArray[Index]->PackageHeader;
- break;
- case EFI_HII_STRING:
- case EFI_HII_FONT:
- break;
-
- default:
- ASSERT (FALSE);
- return NULL;
- break;
- }
- }
-
- return NULL;
-}
-
-/**
- Get FormSet GUID.
-
- ASSERT if no FormSet Opcode is found.
-
- @param Packages Form Framework Package.
- @param FormSetGuid Return the FormSet Guid.
-
-**/
-VOID
-GetFormSetGuid (
- IN EFI_HII_PACKAGE_HEADER *Package,
- OUT EFI_GUID *FormSetGuid
- )
-{
- UINTN Offset;
- EFI_IFR_OP_HEADER *OpCode;
- EFI_IFR_FORM_SET *FormSet;
-
- Offset = sizeof (EFI_HII_PACKAGE_HEADER);
- while (Offset < Package->Length) {
- OpCode = (EFI_IFR_OP_HEADER *)((UINT8 *) Package + Offset);
-
- switch (OpCode->OpCode) {
- case EFI_IFR_FORM_SET_OP:
- FormSet = (EFI_IFR_FORM_SET *) OpCode;
- CopyGuid (FormSetGuid, (EFI_GUID *)(VOID *)&FormSet->Guid);
- return;
-
- default:
- break;
-
- }
- Offset += OpCode->Length;
- }
-
- //
- // A proper IFR must have a formset opcode.
- //
- ASSERT (FALSE);
-
-}
-
-/**
- Creat a Thunk Context.
-
- ASSERT if no FormSet Opcode is found.
-
- @param Private The HII Thunk Private Context.
- @param StringPackageCount The String package count.
- @param IfrPackageCount The IFR Package count.
-
- @return A newly created Thunk Context.
- @retval NULL No resource to create a new Thunk Context.
-**/
-HII_THUNK_CONTEXT *
-CreateThunkContext (
- IN HII_THUNK_PRIVATE_DATA *Private,
- IN UINTN StringPackageCount,
- IN UINTN IfrPackageCount
- )
-{
- EFI_STATUS Status;
- HII_THUNK_CONTEXT *ThunkContext;
-
- ThunkContext = AllocateZeroPool (sizeof (HII_THUNK_CONTEXT));
- ASSERT (ThunkContext != NULL);
-
- ThunkContext->Signature = HII_THUNK_CONTEXT_SIGNATURE;
- ThunkContext->IfrPackageCount = IfrPackageCount;
- ThunkContext->StringPackageCount = StringPackageCount;
- Status = AllocateHiiHandle (&ThunkContext->FwHiiHandle);
- if (EFI_ERROR (Status)) {
- return NULL;
- }
-
- return ThunkContext;
-
-}
-
-/**
- Destroy the Thunk Context and free up all resource.
-
- @param ThunkContext The HII Thunk Private Context to be freed.
-
-**/
-VOID
-DestroyThunkContext (
- IN HII_THUNK_CONTEXT *ThunkContext
- )
-{
- ASSERT (ThunkContext != NULL);
-
- FreeHiiHandle (ThunkContext->FwHiiHandle);
-
- RemoveEntryList (&ThunkContext->Link);
-
- if (ThunkContext->FormSet != NULL) {
- DestroyFormSet (ThunkContext->FormSet);
- }
-
- FreePool (ThunkContext);
-}
-
-/**
- Get the FormSet's Default Varstore ID based on the rule (Descending Priority):
-
- 1) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID (0x01) is found, Var Store ID is used.
- 2) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID is not found, First Var Store ID is used
- as the default Var Store ID.
-
- @param FormSet The Form Set. The Default Varstore ID is updated if found.
-
-**/
-VOID
-GetFormsetDefaultVarstoreId (
- IN OUT FORM_BROWSER_FORMSET * FormSet
- )
-{
- LIST_ENTRY *StorageList;
- FORMSET_STORAGE *Storage;
-
- //
- // VarStoreId 0 is invalid in UEFI IFR.
- //
- FormSet->DefaultVarStoreId = 0;
- StorageList = GetFirstNode (&FormSet->StorageListHead);
-
- while (!IsNull (&FormSet->StorageListHead, StorageList)) {
- Storage = FORMSET_STORAGE_FROM_LINK (StorageList);
-
- DEBUG ((EFI_D_INFO, "FormSet %g: Found Varstore ID %x Name %s Size 0x%x\n", &FormSet->Guid, Storage->VarStoreId, Storage->Name, Storage->Size));
-
- if (Storage->VarStoreId == FRAMEWORK_RESERVED_VARSTORE_ID) {
- //
- // 1) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID (0x01) is found, Var Store ID is used.
- //
- FormSet->DefaultVarStoreId = FRAMEWORK_RESERVED_VARSTORE_ID;
- break;
- }
-
- StorageList = GetNextNode (&FormSet->StorageListHead, StorageList);
- }
-
- if (FormSet->DefaultVarStoreId != FRAMEWORK_RESERVED_VARSTORE_ID) {
- //
- //
- // 2) If VarStore ID of FRAMEWORK_RESERVED_VARSTORE_ID is not found, First Var Store ID is used
- // as the default Var Store ID.
- //
- StorageList = GetFirstNode (&FormSet->StorageListHead);
- if (!IsNull (&FormSet->StorageListHead, StorageList)) {
- Storage = FORMSET_STORAGE_FROM_LINK (StorageList);
- FormSet->DefaultVarStoreId = Storage->VarStoreId;
- }
-
- }
-
- if (FormSet->DefaultVarStoreId == 0) {
- DEBUG ((EFI_D_INFO, "FormSet %g: No Varstore Found\n", &FormSet->Guid));
- }
-
- return;
-}
-
-/**
- Fetch the Ifr binary data of a FormSet.
-
- @param Handle PackageList Handle
- @param FormSetGuid GUID of a formset. If not specified (NULL or zero
- GUID), take the first FormSet found in package
- list.
- @param BinaryLength The length of the FormSet IFR binary.
- @param BinaryData The buffer designed to receive the FormSet.
-
- @retval EFI_SUCCESS Buffer filled with the requested FormSet.
- BufferLength was updated.
- @retval EFI_INVALID_PARAMETER The handle is unknown.
- @retval EFI_NOT_FOUND A form or FormSet on the requested handle cannot
- be found with the requested FormId.
-
-**/
-EFI_STATUS
-GetIfrBinaryData (
- IN EFI_HII_HANDLE Handle,
- IN OUT EFI_GUID *FormSetGuid,
- OUT UINTN *BinaryLength,
- OUT UINT8 **BinaryData
- )
-{
- EFI_STATUS Status;
- EFI_HII_PACKAGE_LIST_HEADER *HiiPackageList;
- UINTN BufferSize;
- UINT8 *Package;
- UINT8 *OpCodeData;
- UINT32 Offset;
- UINT32 Offset2;
- BOOLEAN ReturnDefault;
- UINT32 PackageListLength;
- EFI_HII_PACKAGE_HEADER PackageHeader;
-
- OpCodeData = NULL;
- Package = NULL;
- ZeroMem (&PackageHeader, sizeof (EFI_HII_PACKAGE_HEADER));;
-
- //
- // if FormSetGuid is NULL or zero GUID, return first FormSet in the package list
- //
- if (FormSetGuid == NULL || CompareGuid (FormSetGuid, &gZeroGuid)) {
- ReturnDefault = TRUE;
- } else {
- ReturnDefault = FALSE;
- }
-
- //
- // Get HII PackageList
- //
- BufferSize = 0;
- HiiPackageList = NULL;
- Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);
- if (Status == EFI_BUFFER_TOO_SMALL) {
- HiiPackageList = AllocatePool (BufferSize);
- ASSERT (HiiPackageList != NULL);
-
- Status = mHiiDatabase->ExportPackageLists (mHiiDatabase, Handle, &BufferSize, HiiPackageList);
- }
- if (EFI_ERROR (Status) || HiiPackageList == NULL) {
- return EFI_NOT_FOUND;
- }
-
- //
- // Get Form package from this HII package List
- //
- Offset = sizeof (EFI_HII_PACKAGE_LIST_HEADER);
- Offset2 = 0;
- CopyMem (&PackageListLength, &HiiPackageList->PackageLength, sizeof (UINT32));
-
- while (Offset < PackageListLength) {
- Package = ((UINT8 *) HiiPackageList) + Offset;
- CopyMem (&PackageHeader, Package, sizeof (EFI_HII_PACKAGE_HEADER));
-
- if (PackageHeader.Type == EFI_HII_PACKAGE_FORMS) {
- //
- // Search FormSet in this Form Package
- //
- Offset2 = sizeof (EFI_HII_PACKAGE_HEADER);
- while (Offset2 < PackageHeader.Length) {
- OpCodeData = Package + Offset2;
-
- if (((EFI_IFR_OP_HEADER *) OpCodeData)->OpCode == EFI_IFR_FORM_SET_OP) {
- //
- // Check whether return default FormSet
- //
- if (ReturnDefault) {
- break;
- }
-
- //
- // FormSet GUID is specified, check it
- //
- if (CompareGuid (FormSetGuid, (EFI_GUID *)(OpCodeData + sizeof (EFI_IFR_OP_HEADER)))) {
- break;
- }
- }
-
- Offset2 += ((EFI_IFR_OP_HEADER *) OpCodeData)->Length;
- }
-
- if (Offset2 < PackageHeader.Length) {
- //
- // Target formset found
- //
- break;
- }
- }
-
- Offset += PackageHeader.Length;
- }
-
- if (Offset >= PackageListLength) {
- //
- // Form package not found in this Package List
- //
- gBS->FreePool (HiiPackageList);
- return EFI_NOT_FOUND;
- }
-
- if (ReturnDefault && FormSetGuid != NULL) {
- //
- // Return the default FormSet GUID
- //
- CopyMem (FormSetGuid, &((EFI_IFR_FORM_SET *) OpCodeData)->Guid, sizeof (EFI_GUID));
- }
-
- //
- // To determine the length of a whole FormSet IFR binary, one have to parse all the Opcodes
- // in this FormSet; So, here just simply copy the data from start of a FormSet to the end
- // of the Form Package.
- //
- *BinaryLength = PackageHeader.Length - Offset2;
- *BinaryData = AllocateCopyPool (*BinaryLength, OpCodeData);
-
- gBS->FreePool (HiiPackageList);
-
- if (*BinaryData == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- Initialize the internal data structure of a FormSet.
-
- @param Handle PackageList Handle
- @param FormSetGuid GUID of a formset. If not specified (NULL or zero
- GUID), take the first FormSet found in package
- list.
- @param FormSet FormSet data structure.
-
- @retval EFI_SUCCESS The function completed successfully.
- @retval EFI_NOT_FOUND The specified FormSet could not be found.
-
-**/
-EFI_STATUS
-InitializeFormSet (
- IN EFI_HII_HANDLE Handle,
- IN OUT EFI_GUID *FormSetGuid,
- OUT FORM_BROWSER_FORMSET *FormSet
- )
-{
- EFI_STATUS Status;
-
- Status = GetIfrBinaryData (Handle, FormSetGuid, &FormSet->IfrBinaryLength, &FormSet->IfrBinaryData);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- FormSet->HiiHandle = Handle;
- CopyMem (&FormSet->Guid, FormSetGuid, sizeof (EFI_GUID));
-
- //
- // Parse the IFR binary OpCodes
- //
- Status = ParseOpCodes (FormSet);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- GetFormsetDefaultVarstoreId (FormSet);
- return Status;
-}
-
-/**
- Parse the Form Package and build a FORM_BROWSER_FORMSET structure.
-
- @param UefiHiiHandle PackageList Handle
-
- @return A pointer to FORM_BROWSER_FORMSET.
-
-**/
-FORM_BROWSER_FORMSET *
-ParseFormSet (
- IN EFI_HII_HANDLE UefiHiiHandle
- )
-{
- FORM_BROWSER_FORMSET *FormSet;
- EFI_GUID FormSetGuid;
- EFI_STATUS Status;
-
- FormSet = AllocateZeroPool (sizeof (FORM_BROWSER_FORMSET));
- ASSERT (FormSet != NULL);
-
- CopyGuid (&FormSetGuid, &gZeroGuid);
- Status = InitializeFormSet (UefiHiiHandle, &FormSetGuid, FormSet);
- if (EFI_ERROR (Status)) {
- FreePool (FormSet);
- return NULL;
- }
-
- return FormSet;
-}
-
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