diff options
Diffstat (limited to 'SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c')
| -rw-r--r-- | SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c | 1127 |
1 files changed, 149 insertions, 978 deletions
diff --git a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c index e1fd78db4e..2adb85ce90 100644 --- a/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c +++ b/SecurityPkg/VariableAuthenticated/SecureBootConfigDxe/SecureBootConfigFileExplorer.c @@ -1,7 +1,7 @@ /** @file
Internal file explorer functions for SecureBoot configuration module.
-Copyright (c) 2012 - 2015, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2012 - 2016, 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
@@ -14,446 +14,70 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include "SecureBootConfigImpl.h"
-///
-/// File system selection menu
-///
-SECUREBOOT_MENU_OPTION FsOptionMenu = {
- SECUREBOOT_MENU_OPTION_SIGNATURE,
- {NULL},
- 0
-};
-
-///
-/// Files and sub-directories in current directory menu
-///
-SECUREBOOT_MENU_OPTION DirectoryMenu = {
- SECUREBOOT_MENU_OPTION_SIGNATURE,
- {NULL},
- 0
-};
-
VOID *mStartOpCodeHandle = NULL;
VOID *mEndOpCodeHandle = NULL;
EFI_IFR_GUID_LABEL *mStartLabel = NULL;
EFI_IFR_GUID_LABEL *mEndLabel = NULL;
/**
- Duplicate a string.
-
- @param[in] Src The source string.
-
- @return A new string which is duplicated copy of the source,
- or NULL if there is not enough memory.
-
-**/
-CHAR16 *
-StrDuplicate (
- IN CHAR16 *Src
- )
-{
- CHAR16 *Dest;
- UINTN Size;
-
- Size = StrSize (Src);
- Dest = AllocateZeroPool (Size);
- ASSERT (Dest != NULL);
- if (Dest != NULL) {
- CopyMem (Dest, Src, Size);
- }
-
- return Dest;
-}
-
-/**
- Helper function called as part of the code needed to allocate
- the proper sized buffer for various EFI interfaces.
-
- @param[in, out] Status Current status
- @param[in, out] Buffer Current allocated buffer, or NULL
- @param[in] BufferSize Current buffer size needed
-
- @retval TRUE If the buffer was reallocated and the caller
- should try the API again.
- @retval FALSE The caller should not call this function again.
+ Refresh the global UpdateData structure.
**/
-BOOLEAN
-GrowBuffer (
- IN OUT EFI_STATUS *Status,
- IN OUT VOID **Buffer,
- IN UINTN BufferSize
+VOID
+RefreshUpdateData (
+ VOID
)
{
- BOOLEAN TryAgain;
-
//
- // If this is an initial request, buffer will be null with a new buffer size
+ // Free current updated date
//
- if ((*Buffer == NULL) && (BufferSize != 0)) {
- *Status = EFI_BUFFER_TOO_SMALL;
+ if (mStartOpCodeHandle != NULL) {
+ HiiFreeOpCodeHandle (mStartOpCodeHandle);
}
- //
- // If the status code is "buffer too small", resize the buffer
- //
- TryAgain = FALSE;
- if (*Status == EFI_BUFFER_TOO_SMALL) {
-
- if (*Buffer != NULL) {
- FreePool (*Buffer);
- }
- *Buffer = AllocateZeroPool (BufferSize);
-
- if (*Buffer != NULL) {
- TryAgain = TRUE;
- } else {
- *Status = EFI_OUT_OF_RESOURCES;
- }
- }
//
- // If there's an error, free the buffer
+ // Create new OpCode Handle
//
- if (!TryAgain && EFI_ERROR (*Status) && (*Buffer != NULL)) {
- FreePool (*Buffer);
- *Buffer = NULL;
- }
-
- return TryAgain;
-}
-
-/**
- Append file name to existing file name, and allocate a new buffer
- to hold the appended result.
-
- @param[in] Str1 The existing file name
- @param[in] Str2 The file name to be appended
-
- @return A new string with appended result.
-
-**/
-CHAR16 *
-AppendFileName (
- IN CHAR16 *Str1,
- IN CHAR16 *Str2
- )
-{
- UINTN Size1;
- UINTN Size2;
- UINTN BufferSize;
- CHAR16 *Str;
- CHAR16 *TmpStr;
- CHAR16 *Ptr;
- CHAR16 *LastSlash;
-
- Size1 = StrSize (Str1);
- Size2 = StrSize (Str2);
- BufferSize = Size1 + Size2 + sizeof (CHAR16);
- Str = AllocateZeroPool (BufferSize);
- ASSERT (Str != NULL);
-
- TmpStr = AllocateZeroPool (BufferSize);
- ASSERT (TmpStr != NULL);
-
- StrCatS (Str, BufferSize / sizeof (CHAR16), Str1);
-
- if (!((*Str == '\\') && (*(Str + 1) == 0))) {
- StrCatS (Str, BufferSize / sizeof (CHAR16), L"\\");
- }
-
- StrCatS (Str, BufferSize / sizeof (CHAR16), Str2);
-
- Ptr = Str;
- LastSlash = Str;
- while (*Ptr != 0) {
- if (*Ptr == '\\' && *(Ptr + 1) == '.' && *(Ptr + 2) == '.' && *(Ptr + 3) == L'\\') {
- //
- // Convert "\Name\..\" to "\"
- // DO NOT convert the .. if it is at the end of the string. This will
- // break the .. behavior in changing directories.
- //
-
- //
- // Use TmpStr as a backup, as StrCpyS in BaseLib does not handle copy of two strings
- // that overlap.
- //
- StrCpyS (TmpStr, BufferSize / sizeof (CHAR16), Ptr + 3);
- StrCpyS (LastSlash, BufferSize / sizeof (CHAR16), TmpStr);
- Ptr = LastSlash;
- } else if (*Ptr == '\\' && *(Ptr + 1) == '.' && *(Ptr + 2) == '\\') {
- //
- // Convert a "\.\" to a "\"
- //
-
- //
- // Use TmpStr as a backup, as StrCpyS in BaseLib does not handle copy of two strings
- // that overlap.
- //
- StrCpyS (TmpStr, BufferSize / sizeof (CHAR16), Ptr + 2);
- StrCpyS (Ptr, BufferSize / sizeof (CHAR16), TmpStr);
- Ptr = LastSlash;
- } else if (*Ptr == '\\') {
- LastSlash = Ptr;
- }
-
- Ptr++;
- }
-
- FreePool (TmpStr);
-
- return Str;
-}
-
-/**
- Create a SECUREBOOT_MENU_ENTRY, and stores it in a buffer allocated from the pool.
-
- @return The new menu entry or NULL of error happens.
-
-**/
-SECUREBOOT_MENU_ENTRY *
-CreateMenuEntry (
- VOID
- )
-{
- SECUREBOOT_MENU_ENTRY *MenuEntry;
- UINTN ContextSize;
+ mStartOpCodeHandle = HiiAllocateOpCodeHandle ();
//
- // Create new menu entry
+ // Create Hii Extend Label OpCode as the start opcode
//
- MenuEntry = AllocateZeroPool (sizeof (SECUREBOOT_MENU_ENTRY));
- if (MenuEntry == NULL) {
- return NULL;
- }
-
- ContextSize = sizeof (SECUREBOOT_FILE_CONTEXT);
- MenuEntry->FileContext = AllocateZeroPool (ContextSize);
- if (MenuEntry->FileContext == NULL) {
- FreePool (MenuEntry);
- return NULL;
- }
-
- MenuEntry->Signature = SECUREBOOT_MENU_ENTRY_SIGNATURE;
-
- return MenuEntry;
-}
-
-/**
- Get Menu Entry from the Menu Entry List by MenuNumber.
-
- If MenuNumber is great or equal to the number of Menu
- Entry in the list, then ASSERT.
-
- @param[in] MenuOption The Menu Entry List to read the menu entry.
- @param[in] MenuNumber The index of Menu Entry.
-
- @return The Menu Entry.
-
-**/
-SECUREBOOT_MENU_ENTRY *
-GetMenuEntry (
- IN SECUREBOOT_MENU_OPTION *MenuOption,
- IN UINTN MenuNumber
- )
-{
- SECUREBOOT_MENU_ENTRY *NewMenuEntry;
- UINTN Index;
- LIST_ENTRY *List;
-
- ASSERT (MenuNumber < MenuOption->MenuNumber);
-
- List = MenuOption->Head.ForwardLink;
- for (Index = 0; Index < MenuNumber; Index++) {
- List = List->ForwardLink;
- }
-
- NewMenuEntry = CR (List, SECUREBOOT_MENU_ENTRY, Link, SECUREBOOT_MENU_ENTRY_SIGNATURE);
-
- return NewMenuEntry;
-}
-
-/**
- Create string tokens for a menu from its help strings and display strings.
-
- @param[in] HiiHandle Hii Handle of the package to be updated.
- @param[in] MenuOption The Menu whose string tokens need to be created.
-
-**/
-VOID
-CreateMenuStringToken (
- IN EFI_HII_HANDLE HiiHandle,
- IN SECUREBOOT_MENU_OPTION *MenuOption
- )
-{
- SECUREBOOT_MENU_ENTRY *NewMenuEntry;
- UINTN Index;
-
- for (Index = 0; Index < MenuOption->MenuNumber; Index++) {
- NewMenuEntry = GetMenuEntry (MenuOption, Index);
-
- NewMenuEntry->DisplayStringToken = HiiSetString (
- HiiHandle,
- 0,
- NewMenuEntry->DisplayString,
- NULL
+ mStartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (
+ mStartOpCodeHandle,
+ &gEfiIfrTianoGuid,
+ NULL,
+ sizeof (EFI_IFR_GUID_LABEL)
);
-
- if (NewMenuEntry->HelpString == NULL) {
- NewMenuEntry->HelpStringToken = NewMenuEntry->DisplayStringToken;
- } else {
- NewMenuEntry->HelpStringToken = HiiSetString (
- HiiHandle,
- 0,
- NewMenuEntry->HelpString,
- NULL
- );
- }
- }
-}
-
-/**
- Free up all resources allocated for a SECUREBOOT_MENU_ENTRY.
-
- @param[in, out] MenuEntry A pointer to SECUREBOOT_MENU_ENTRY.
-
-**/
-VOID
-DestroyMenuEntry (
- IN OUT SECUREBOOT_MENU_ENTRY *MenuEntry
- )
-{
- SECUREBOOT_FILE_CONTEXT *FileContext;
-
-
- FileContext = (SECUREBOOT_FILE_CONTEXT *) MenuEntry->FileContext;
-
- if (!FileContext->IsRoot && FileContext->DevicePath != NULL) {
- FreePool (FileContext->DevicePath);
- } else {
- if (FileContext->FHandle != NULL) {
- FileContext->FHandle->Close (FileContext->FHandle);
- }
- }
-
- if (FileContext->FileName != NULL) {
- FreePool (FileContext->FileName);
- }
- if (FileContext->Info != NULL) {
- FreePool (FileContext->Info);
- }
-
- FreePool (FileContext);
-
- if (MenuEntry->DisplayString != NULL) {
- FreePool (MenuEntry->DisplayString);
- }
- if (MenuEntry->HelpString != NULL) {
- FreePool (MenuEntry->HelpString);
- }
-
- FreePool (MenuEntry);
+ mStartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
}
/**
- Free resources allocated in Allocate Rountine.
+ Clean up the dynamic opcode at label and form specified by both LabelId.
- @param[in, out] MenuOption Menu to be freed
+ @param[in] LabelId It is both the Form ID and Label ID for opcode deletion.
+ @param[in] PrivateData Module private data.
**/
VOID
-FreeMenu (
- IN OUT SECUREBOOT_MENU_OPTION *MenuOption
- )
-{
- SECUREBOOT_MENU_ENTRY *MenuEntry;
- while (!IsListEmpty (&MenuOption->Head)) {
- MenuEntry = CR (
- MenuOption->Head.ForwardLink,
- SECUREBOOT_MENU_ENTRY,
- Link,
- SECUREBOOT_MENU_ENTRY_SIGNATURE
- );
- RemoveEntryList (&MenuEntry->Link);
- DestroyMenuEntry (MenuEntry);
- }
- MenuOption->MenuNumber = 0;
-}
-
-/**
- This function gets the file information from an open file descriptor, and stores it
- in a buffer allocated from pool.
-
- @param[in] FHand File Handle.
-
- @return A pointer to a buffer with file information or NULL is returned
-
-**/
-EFI_FILE_INFO *
-FileInfo (
- IN EFI_FILE_HANDLE FHand
- )
-{
- EFI_STATUS Status;
- EFI_FILE_INFO *Buffer;
- UINTN BufferSize;
-
- //
- // Initialize for GrowBuffer loop
- //
- Buffer = NULL;
- BufferSize = SIZE_OF_EFI_FILE_INFO + 200;
-
- //
- // Call the real function
- //
- while (GrowBuffer (&Status, (VOID **) &Buffer, BufferSize)) {
- Status = FHand->GetInfo (
- FHand,
- &gEfiFileInfoGuid,
- &BufferSize,
- Buffer
- );
- }
-
- return Buffer;
-}
-
-/**
- This function gets the file system information from an open file descriptor,
- and stores it in a buffer allocated from pool.
-
- @param[in] FHand The file handle.
-
- @return A pointer to a buffer with file information.
- @retval NULL is returned if failed to get Vaolume Label Info.
-
-**/
-EFI_FILE_SYSTEM_VOLUME_LABEL *
-FileSystemVolumeLabelInfo (
- IN EFI_FILE_HANDLE FHand
+CleanUpPage (
+ IN UINT16 LabelId,
+ IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData
)
{
- EFI_STATUS Status;
- EFI_FILE_SYSTEM_VOLUME_LABEL *Buffer;
- UINTN BufferSize;
- //
- // Initialize for GrowBuffer loop
- //
- Buffer = NULL;
- BufferSize = SIZE_OF_EFI_FILE_SYSTEM_VOLUME_LABEL + 200;
+ RefreshUpdateData ();
//
- // Call the real function
+ // Remove all op-codes from dynamic page
//
- while (GrowBuffer (&Status, (VOID **) &Buffer, BufferSize)) {
- Status = FHand->GetInfo (
- FHand,
- &gEfiFileSystemVolumeLabelInfoIdGuid,
- &BufferSize,
- Buffer
- );
- }
-
- return Buffer;
+ mStartLabel->Number = LabelId;
+ HiiUpdateForm (
+ PrivateData->HiiHandle,
+ &gSecureBootConfigFormSetGuid,
+ LabelId,
+ mStartOpCodeHandle, // Label LabelId
+ mEndOpCodeHandle // LABEL_END
+ );
}
/**
@@ -595,640 +219,187 @@ OpenFileByDevicePath( return EFI_SUCCESS;
}
+
/**
- Function opens and returns a file handle to the root directory of a volume.
+ Extract filename from device path. The returned buffer is allocated using AllocateCopyPool.
+ The caller is responsible for freeing the allocated buffer using FreePool().
- @param[in] DeviceHandle A handle for a device
+ @param DevicePath Device path.
- @return A valid file handle or NULL if error happens.
+ @return A new allocated string that represents the file name.
**/
-EFI_FILE_HANDLE
-OpenRoot (
- IN EFI_HANDLE DeviceHandle
+CHAR16 *
+ExtractFileNameFromDevicePath (
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
)
{
- EFI_STATUS Status;
- EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *Volume;
- EFI_FILE_HANDLE File;
-
- File = NULL;
-
- //
- // File the file system interface to the device
- //
- Status = gBS->HandleProtocol (
- DeviceHandle,
- &gEfiSimpleFileSystemProtocolGuid,
- (VOID *) &Volume
- );
-
- //
- // Open the root directory of the volume
- //
- if (!EFI_ERROR (Status)) {
- Status = Volume->OpenVolume (
- Volume,
- &File
- );
- }
- //
- // Done
- //
- return EFI_ERROR (Status) ? NULL : File;
-}
+ CHAR16 *String;
+ CHAR16 *MatchString;
+ CHAR16 *LastMatch;
+ CHAR16 *FileName;
+ UINTN Length;
-/**
- This function builds the FsOptionMenu list which records all
- available file system in the system. They include all instances
- of EFI_SIMPLE_FILE_SYSTEM_PROTOCOL, all instances of EFI_LOAD_FILE_SYSTEM
- and all type of legacy boot device.
-
- @retval EFI_SUCCESS Success find the file system
- @retval EFI_OUT_OF_RESOURCES Can not create menu entry
+ ASSERT(DevicePath != NULL);
-**/
-EFI_STATUS
-FindFileSystem (
- VOID
- )
-{
- UINTN NoBlkIoHandles;
- UINTN NoSimpleFsHandles;
- EFI_HANDLE *BlkIoHandle;
- EFI_HANDLE *SimpleFsHandle;
- UINT16 *VolumeLabel;
- EFI_BLOCK_IO_PROTOCOL *BlkIo;
- UINTN Index;
- EFI_STATUS Status;
- SECUREBOOT_MENU_ENTRY *MenuEntry;
- SECUREBOOT_FILE_CONTEXT *FileContext;
- UINT16 *TempStr;
- UINTN OptionNumber;
- VOID *Buffer;
-
- BOOLEAN RemovableMedia;
-
-
- NoSimpleFsHandles = 0;
- OptionNumber = 0;
- InitializeListHead (&FsOptionMenu.Head);
+ String = DevicePathToStr(DevicePath);
+ MatchString = String;
+ LastMatch = String;
- //
- // Locate Handles that support BlockIo protocol
- //
- Status = gBS->LocateHandleBuffer (
- ByProtocol,
- &gEfiBlockIoProtocolGuid,
- NULL,
- &NoBlkIoHandles,
- &BlkIoHandle
- );
- if (!EFI_ERROR (Status)) {
-
- for (Index = 0; Index < NoBlkIoHandles; Index++) {
- Status = gBS->HandleProtocol (
- BlkIoHandle[Index],
- &gEfiBlockIoProtocolGuid,
- (VOID **) &BlkIo
- );
-
- if (EFI_ERROR (Status)) {
- continue;
- }
-
- //
- // Issue a dummy read to trigger reinstall of BlockIo protocol for removable media
- //
- if (BlkIo->Media->RemovableMedia) {
- Buffer = AllocateZeroPool (BlkIo->Media->BlockSize);
- if (NULL == Buffer) {
- FreePool (BlkIoHandle);
- return EFI_OUT_OF_RESOURCES;
- }
-
- BlkIo->ReadBlocks (
- BlkIo,
- BlkIo->Media->MediaId,
- 0,
- BlkIo->Media->BlockSize,
- Buffer
- );
- FreePool (Buffer);
- }
- }
- FreePool (BlkIoHandle);
+ while(MatchString != NULL){
+ LastMatch = MatchString + 1;
+ MatchString = StrStr(LastMatch,L"\\");
}
- //
- // Locate Handles that support Simple File System protocol
- //
- Status = gBS->LocateHandleBuffer (
- ByProtocol,
- &gEfiSimpleFileSystemProtocolGuid,
- NULL,
- &NoSimpleFsHandles,
- &SimpleFsHandle
- );
- if (!EFI_ERROR (Status)) {
- //
- // Find all the instances of the File System prototocol
- //
- for (Index = 0; Index < NoSimpleFsHandles; Index++) {
- Status = gBS->HandleProtocol (
- SimpleFsHandle[Index],
- &gEfiBlockIoProtocolGuid,
- (VOID **) &BlkIo
- );
- if (EFI_ERROR (Status)) {
- //
- // If no block IO exists assume it's NOT a removable media
- //
- RemovableMedia = FALSE;
- } else {
- //
- // If block IO exists check to see if it's remobable media
- //
- RemovableMedia = BlkIo->Media->RemovableMedia;
- }
-
- //
- // Allocate pool for this instance.
- //
- MenuEntry = CreateMenuEntry ();
- if (NULL == MenuEntry) {
- FreePool (SimpleFsHandle);
- return EFI_OUT_OF_RESOURCES;
- }
-
- FileContext = (SECUREBOOT_FILE_CONTEXT *) MenuEntry->FileContext;
-
- FileContext->Handle = SimpleFsHandle[Index];
- MenuEntry->OptionNumber = Index;
- FileContext->FHandle = OpenRoot (FileContext->Handle);
- if (FileContext->FHandle == NULL) {
- DestroyMenuEntry (MenuEntry);
- continue;
- }
-
- MenuEntry->HelpString = DevicePathToStr (DevicePathFromHandle (FileContext->Handle));
- FileContext->Info = FileSystemVolumeLabelInfo (FileContext->FHandle);
- FileContext->FileName = StrDuplicate (L"\\");
- FileContext->DevicePath = FileDevicePath (
- FileContext->Handle,
- FileContext->FileName
- );
- FileContext->IsDir = TRUE;
- FileContext->IsRoot = TRUE;
- FileContext->IsRemovableMedia = RemovableMedia;
- FileContext->IsLoadFile = FALSE;
-
- //
- // Get current file system's Volume Label
- //
- if (FileContext->Info == NULL) {
- VolumeLabel = L"NO FILE SYSTEM INFO";
- } else {
- if (FileContext->Info->VolumeLabel == NULL) {
- VolumeLabel = L"NULL VOLUME LABEL";
- } else {
- VolumeLabel = FileContext->Info->VolumeLabel;
- if (*VolumeLabel == 0x0000) {
- VolumeLabel = L"NO VOLUME LABEL";
- }
- }
- }
-
- TempStr = MenuEntry->HelpString;
- MenuEntry->DisplayString = AllocateZeroPool (MAX_CHAR);
- ASSERT (MenuEntry->DisplayString != NULL);
- UnicodeSPrint (
- MenuEntry->DisplayString,
- MAX_CHAR,
- L"%s, [%s]",
- VolumeLabel,
- TempStr
- );
- OptionNumber++;
- InsertTailList (&FsOptionMenu.Head, &MenuEntry->Link);
- }
- }
+ Length = StrLen(LastMatch);
+ FileName = AllocateCopyPool ((Length + 1) * sizeof(CHAR16), LastMatch);
+ *(FileName + Length) = 0;
- if (NoSimpleFsHandles != 0) {
- FreePool (SimpleFsHandle);
- }
+ FreePool(String);
- //
- // Remember how many file system options are here
- //
- FsOptionMenu.MenuNumber = OptionNumber;
- return EFI_SUCCESS;
+ return FileName;
}
/**
- Find files under the current directory. All files and sub-directories
- in current directory will be stored in DirectoryMenu for future use.
+ Update the form base on the selected file.
- @param[in] MenuEntry The Menu Entry.
+ @param FilePath Point to the file path.
+ @param FormId The form need to display.
- @retval EFI_SUCCESS Get files from current dir successfully.
- @return Other Can't get files from current dir.
+ @retval TRUE Exit caller function.
+ @retval FALSE Not exit caller function.
**/
-EFI_STATUS
-FindFiles (
- IN SECUREBOOT_MENU_ENTRY *MenuEntry
+BOOLEAN
+UpdatePage(
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath,
+ IN EFI_FORM_ID FormId
)
{
- EFI_FILE_HANDLE NewDir;
- EFI_FILE_HANDLE Dir;
- EFI_FILE_INFO *DirInfo;
- UINTN BufferSize;
- UINTN DirBufferSize;
- SECUREBOOT_MENU_ENTRY *NewMenuEntry;
- SECUREBOOT_FILE_CONTEXT *FileContext;
- SECUREBOOT_FILE_CONTEXT *NewFileContext;
- UINTN Pass;
- EFI_STATUS Status;
- UINTN OptionNumber;
-
- FileContext = (SECUREBOOT_FILE_CONTEXT *) MenuEntry->FileContext;
- Dir = FileContext->FHandle;
- OptionNumber = 0;
- //
- // Open current directory to get files from it
- //
- Status = Dir->Open (
- Dir,
- &NewDir,
- FileContext->FileName,
- EFI_FILE_READ_ONLY,
- 0
- );
- if (!FileContext->IsRoot) {
- Dir->Close (Dir);
- }
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
+ CHAR16 *FileName;
+ EFI_STRING_ID StringToken;
- DirInfo = FileInfo (NewDir);
- if (DirInfo == NULL) {
- return EFI_NOT_FOUND;
- }
-
- if ((DirInfo->Attribute & EFI_FILE_DIRECTORY) == 0) {
- return EFI_INVALID_PARAMETER;
+ if (FilePath != NULL){
+ FileName = ExtractFileNameFromDevicePath(FilePath);
+ StringToken = HiiSetString (gSecureBootPrivateData->HiiHandle, 0, FileName, NULL);
+ } else {
+ FileName = HiiGetString (gSecureBootPrivateData->HiiHandle, STRING_TOKEN (STR_NULL), NULL);
+ ASSERT (FileName != NULL);
+ StringToken = HiiSetString (gSecureBootPrivateData->HiiHandle, 0, FileName, NULL);
}
- FileContext->DevicePath = FileDevicePath (
- FileContext->Handle,
- FileContext->FileName
- );
-
- DirBufferSize = sizeof (EFI_FILE_INFO) + 1024;
- DirInfo = AllocateZeroPool (DirBufferSize);
- if (DirInfo == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
+ gSecureBootPrivateData->FileContext->FileName = FileName;
+ OpenFileByDevicePath(
+ &FilePath,
+ &gSecureBootPrivateData->FileContext->FHandle,
+ EFI_FILE_MODE_READ,
+ 0
+ );
//
- // Get all files in current directory
- // Pass 1 to get Directories
- // Pass 2 to get files that are EFI images
+ // Create Subtitle op-code for the display string of the option.
//
- for (Pass = 1; Pass <= 2; Pass++) {
- NewDir->SetPosition (NewDir, 0);
- for (;;) {
- BufferSize = DirBufferSize;
- Status = NewDir->Read (NewDir, &BufferSize, DirInfo);
- if (EFI_ERROR (Status) || BufferSize == 0) {
- break;
- }
-
- if (((DirInfo->Attribute & EFI_FILE_DIRECTORY) != 0 && Pass == 2) ||
- ((DirInfo->Attribute & EFI_FILE_DIRECTORY) == 0 && Pass == 1)
- ) {
- //
- // Pass 1 is for Directories
- // Pass 2 is for file names
- //
- continue;
- }
-
- NewMenuEntry = CreateMenuEntry ();
- if (NULL == NewMenuEntry) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- NewFileContext = (SECUREBOOT_FILE_CONTEXT *) NewMenuEntry->FileContext;
- NewFileContext->Handle = FileContext->Handle;
- NewFileContext->FileName = AppendFileName (
- FileContext->FileName,
- DirInfo->FileName
- );
- NewFileContext->FHandle = NewDir;
- NewFileContext->DevicePath = FileDevicePath (
- NewFileContext->Handle,
- NewFileContext->FileName
- );
- NewMenuEntry->HelpString = NULL;
-
- NewFileContext->IsDir = (BOOLEAN) ((DirInfo->Attribute & EFI_FILE_DIRECTORY) == EFI_FILE_DIRECTORY);
- if (NewFileContext->IsDir) {
- BufferSize = StrLen (DirInfo->FileName) * 2 + 6;
- NewMenuEntry->DisplayString = AllocateZeroPool (BufferSize);
-
- UnicodeSPrint (
- NewMenuEntry->DisplayString,
- BufferSize,
- L"<%s>",
- DirInfo->FileName
- );
-
- } else {
- NewMenuEntry->DisplayString = StrDuplicate (DirInfo->FileName);
- }
-
- NewFileContext->IsRoot = FALSE;
- NewFileContext->IsLoadFile = FALSE;
- NewFileContext->IsRemovableMedia = FALSE;
-
- NewMenuEntry->OptionNumber = OptionNumber;
- OptionNumber++;
- InsertTailList (&DirectoryMenu.Head, &NewMenuEntry->Link);
- }
- }
+ RefreshUpdateData ();
+ mStartLabel->Number = FormId;
- DirectoryMenu.MenuNumber = OptionNumber;
- FreePool (DirInfo);
- return EFI_SUCCESS;
+ HiiCreateSubTitleOpCode (
+ mStartOpCodeHandle,
+ StringToken,
+ 0,
+ 0,
+ 0
+ );
+
+ HiiUpdateForm (
+ gSecureBootPrivateData->HiiHandle,
+ &gSecureBootConfigFormSetGuid,
+ FormId,
+ mStartOpCodeHandle, // Label FormId
+ mEndOpCodeHandle // LABEL_END
+ );
+
+ return TRUE;
}
/**
- Refresh the global UpdateData structure.
+ Update the PK form base on the input file path info.
+ @param FilePath Point to the file path.
+
+ @retval TRUE Exit caller function.
+ @retval FALSE Not exit caller function.
**/
-VOID
-RefreshUpdateData (
- VOID
+BOOLEAN
+UpdatePKFromFile (
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath
)
{
- //
- // Free current updated date
- //
- if (mStartOpCodeHandle != NULL) {
- HiiFreeOpCodeHandle (mStartOpCodeHandle);
- }
-
- //
- // Create new OpCode Handle
- //
- mStartOpCodeHandle = HiiAllocateOpCodeHandle ();
+ return UpdatePage(FilePath, FORMID_ENROLL_PK_FORM);
- //
- // Create Hii Extend Label OpCode as the start opcode
- //
- mStartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (
- mStartOpCodeHandle,
- &gEfiIfrTianoGuid,
- NULL,
- sizeof (EFI_IFR_GUID_LABEL)
- );
- mStartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
}
/**
- Update the File Explore page.
+ Update the KEK form base on the input file path info.
- @param[in] HiiHandle Hii Handle of the package to be updated.
- @param[in] MenuOption The Menu whose string tokens need to be updated.
- @param[in] FeCurrentState Current file explorer state.
+ @param FilePath Point to the file path.
+ @retval TRUE Exit caller function.
+ @retval FALSE Not exit caller function.
**/
-VOID
-UpdateFileExplorePage (
- IN EFI_HII_HANDLE HiiHandle,
- IN SECUREBOOT_MENU_OPTION *MenuOption,
- IN FILE_EXPLORER_STATE FeCurrentState
+BOOLEAN
+UpdateKEKFromFile (
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath
)
{
- UINTN Index;
- SECUREBOOT_MENU_ENTRY *NewMenuEntry;
- SECUREBOOT_FILE_CONTEXT *NewFileContext;
- EFI_FORM_ID FormId;
- EFI_FORM_ID FileFormId;
-
- if (FeCurrentState == FileExplorerStateEnrollPkFile) {
- FormId = SECUREBOOT_ADD_PK_FILE_FORM_ID;
- FileFormId = FORM_FILE_EXPLORER_ID_PK;
- } else if (FeCurrentState == FileExplorerStateEnrollKekFile) {
- FormId = FORMID_ENROLL_KEK_FORM;
- FileFormId = FORM_FILE_EXPLORER_ID_KEK;
- } else if (FeCurrentState == FileExplorerStateEnrollSignatureFileToDb) {
- FormId = SECUREBOOT_ENROLL_SIGNATURE_TO_DB;
- FileFormId = FORM_FILE_EXPLORER_ID_DB;
- } else if (FeCurrentState == FileExplorerStateEnrollSignatureFileToDbx) {
- FormId = SECUREBOOT_ENROLL_SIGNATURE_TO_DBX;
- FileFormId = FORM_FILE_EXPLORER_ID_DBX;
- } else if (FeCurrentState == FileExplorerStateEnrollSignatureFileToDbt) {
- FormId = SECUREBOOT_ENROLL_SIGNATURE_TO_DBT;
- FileFormId = FORM_FILE_EXPLORER_ID_DBT;
- } else {
- return;
- }
-
- NewMenuEntry = NULL;
- NewFileContext = NULL;
-
- RefreshUpdateData ();
- mStartLabel->Number = FORM_FILE_EXPLORER_ID;
-
- for (Index = 0; Index < MenuOption->MenuNumber; Index++) {
- NewMenuEntry = GetMenuEntry (MenuOption, Index);
- NewFileContext = (SECUREBOOT_FILE_CONTEXT *) NewMenuEntry->FileContext;
-
- if (NewFileContext->IsDir) {
- //
- // Create Text opcode for directory.
- //
- HiiCreateActionOpCode (
- mStartOpCodeHandle,
- (UINT16) (FILE_OPTION_OFFSET + Index),
- NewMenuEntry->DisplayStringToken,
- STRING_TOKEN (STR_NULL),
- EFI_IFR_FLAG_CALLBACK,
- 0
- );
- } else {
-
- //
- // Create Goto opcode for file.
- //
- HiiCreateGotoOpCode (
- mStartOpCodeHandle,
- FormId,
- NewMenuEntry->DisplayStringToken,
- STRING_TOKEN (STR_NULL),
- EFI_IFR_FLAG_CALLBACK,
- (UINT16) (FILE_OPTION_GOTO_OFFSET + Index)
- );
- }
- }
-
- HiiUpdateForm (
- HiiHandle,
- &gSecureBootConfigFormSetGuid,
- FileFormId,
- mStartOpCodeHandle, // Label FORM_FILE_EXPLORER_ID
- mEndOpCodeHandle // LABEL_END
- );
+ return UpdatePage(FilePath, FORMID_ENROLL_KEK_FORM);
}
/**
- Update the file explorer page with the refreshed file system.
-
- @param[in] PrivateData Module private data.
- @param[in] KeyValue Key value to identify the type of data to expect.
+ Update the DB form base on the input file path info.
- @retval TRUE Inform the caller to create a callback packet to exit file explorer.
- @retval FALSE Indicate that there is no need to exit file explorer.
+ @param FilePath Point to the file path.
+ @retval TRUE Exit caller function.
+ @retval FALSE Not exit caller function.
**/
BOOLEAN
-UpdateFileExplorer (
- IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData,
- IN UINT16 KeyValue
+UpdateDBFromFile (
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath
)
{
- UINT16 FileOptionMask;
- SECUREBOOT_MENU_ENTRY *NewMenuEntry;
- SECUREBOOT_FILE_CONTEXT *NewFileContext;
- EFI_FORM_ID FormId;
- BOOLEAN ExitFileExplorer;
- EFI_STATUS Status;
- EFI_DEVICE_PATH_PROTOCOL *TmpDevicePath;
-
- NewMenuEntry = NULL;
- NewFileContext = NULL;
- ExitFileExplorer = FALSE;
- FileOptionMask = (UINT16) (FILE_OPTION_MASK & KeyValue);
-
- if (PrivateData->FeDisplayContext == FileExplorerDisplayUnknown) {
- //
- // First in, display file system.
- //
- FreeMenu (&FsOptionMenu);
- FindFileSystem ();
-
- CreateMenuStringToken (PrivateData->HiiHandle, &FsOptionMenu);
- UpdateFileExplorePage (PrivateData->HiiHandle, &FsOptionMenu, PrivateData->FeCurrentState);
+ return UpdatePage(FilePath, SECUREBOOT_ENROLL_SIGNATURE_TO_DB);
+}
- PrivateData->FeDisplayContext = FileExplorerDisplayFileSystem;
- } else {
- if (PrivateData->FeDisplayContext == FileExplorerDisplayFileSystem) {
- NewMenuEntry = GetMenuEntry (&FsOptionMenu, FileOptionMask);
- } else if (PrivateData->FeDisplayContext == FileExplorerDisplayDirectory) {
- NewMenuEntry = GetMenuEntry (&DirectoryMenu, FileOptionMask);
- }
+/**
+ Update the DBX form base on the input file path info.
- NewFileContext = (SECUREBOOT_FILE_CONTEXT *) NewMenuEntry->FileContext;
-
- if (NewFileContext->IsDir ) {
- PrivateData->FeDisplayContext = FileExplorerDisplayDirectory;
-
- RemoveEntryList (&NewMenuEntry->Link);
- FreeMenu (&DirectoryMenu);
- Status = FindFiles (NewMenuEntry);
- if (EFI_ERROR (Status)) {
- ExitFileExplorer = TRUE;
- goto OnExit;
- }
- CreateMenuStringToken (PrivateData->HiiHandle, &DirectoryMenu);
- DestroyMenuEntry (NewMenuEntry);
-
- UpdateFileExplorePage (PrivateData->HiiHandle, &DirectoryMenu, PrivateData->FeCurrentState);
-
- } else {
- if (PrivateData->FeCurrentState == FileExplorerStateEnrollPkFile) {
- FormId = SECUREBOOT_ADD_PK_FILE_FORM_ID;
- } else if (PrivateData->FeCurrentState == FileExplorerStateEnrollKekFile) {
- FormId = FORMID_ENROLL_KEK_FORM;
- } else if (PrivateData->FeCurrentState == FileExplorerStateEnrollSignatureFileToDb) {
- FormId = SECUREBOOT_ENROLL_SIGNATURE_TO_DB;
- } else if (PrivateData->FeCurrentState == FileExplorerStateEnrollSignatureFileToDbx) {
- FormId = SECUREBOOT_ENROLL_SIGNATURE_TO_DBX;
- } else if (PrivateData->FeCurrentState == FileExplorerStateEnrollSignatureFileToDbt) {
- FormId = SECUREBOOT_ENROLL_SIGNATURE_TO_DBT;
- } else {
- return FALSE;
- }
-
- PrivateData->MenuEntry = NewMenuEntry;
- PrivateData->FileContext->FileName = NewFileContext->FileName;
-
- TmpDevicePath = NewFileContext->DevicePath;
- OpenFileByDevicePath (
- &TmpDevicePath,
- &PrivateData->FileContext->FHandle,
- EFI_FILE_MODE_READ,
- 0
- );
-
- //
- // Create Subtitle op-code for the display string of the option.
- //
- RefreshUpdateData ();
- mStartLabel->Number = FormId;
-
- HiiCreateSubTitleOpCode (
- mStartOpCodeHandle,
- NewMenuEntry->DisplayStringToken,
- 0,
- 0,
- 0
- );
-
- HiiUpdateForm (
- PrivateData->HiiHandle,
- &gSecureBootConfigFormSetGuid,
- FormId,
- mStartOpCodeHandle, // Label FormId
- mEndOpCodeHandle // LABEL_END
- );
- }
- }
+ @param FilePath Point to the file path.
-OnExit:
- return ExitFileExplorer;
+ @retval TRUE Exit caller function.
+ @retval FALSE Not exit caller function.
+**/
+BOOLEAN
+UpdateDBXFromFile (
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath
+ )
+{
+ return UpdatePage(FilePath, SECUREBOOT_ENROLL_SIGNATURE_TO_DBX);
}
/**
- Clean up the dynamic opcode at label and form specified by both LabelId.
+ Update the DBT form base on the input file path info.
- @param[in] LabelId It is both the Form ID and Label ID for opcode deletion.
- @param[in] PrivateData Module private data.
+ @param FilePath Point to the file path.
+ @retval TRUE Exit caller function.
+ @retval FALSE Not exit caller function.
**/
-VOID
-CleanUpPage (
- IN UINT16 LabelId,
- IN SECUREBOOT_CONFIG_PRIVATE_DATA *PrivateData
+BOOLEAN
+UpdateDBTFromFile (
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath
)
{
- RefreshUpdateData ();
-
- //
- // Remove all op-codes from dynamic page
- //
- mStartLabel->Number = LabelId;
- HiiUpdateForm (
- PrivateData->HiiHandle,
- &gSecureBootConfigFormSetGuid,
- LabelId,
- mStartOpCodeHandle, // Label LabelId
- mEndOpCodeHandle // LABEL_END
- );
+ return UpdatePage(FilePath, SECUREBOOT_ENROLL_SIGNATURE_TO_DBT);
}
+
|