| /** @file | |
| Main file for BCFG command. | |
| (C) Copyright 2014-2015 Hewlett-Packard Development Company, L.P.<BR> | |
| Copyright (c) 2010 - 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 | |
| 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 <Uefi.h> | |
| #include <ShellBase.h> | |
| #include <Guid/GlobalVariable.h> | |
| #include <Guid/ShellLibHiiGuid.h> | |
| #include <Protocol/EfiShell.h> | |
| #include <Protocol/EfiShellParameters.h> | |
| #include <Protocol/DevicePath.h> | |
| #include <Protocol/LoadedImage.h> | |
| #include <Protocol/UnicodeCollation.h> | |
| #include <Library/BaseLib.h> | |
| #include <Library/BaseMemoryLib.h> | |
| #include <Library/DebugLib.h> | |
| #include <Library/MemoryAllocationLib.h> | |
| #include <Library/PcdLib.h> | |
| #include <Library/ShellCommandLib.h> | |
| #include <Library/ShellLib.h> | |
| #include <Library/SortLib.h> | |
| #include <Library/UefiLib.h> | |
| #include <Library/UefiRuntimeServicesTableLib.h> | |
| #include <Library/UefiBootServicesTableLib.h> | |
| #include <Library/HiiLib.h> | |
| #include <Library/FileHandleLib.h> | |
| #include <Library/PrintLib.h> | |
| #include <Library/HandleParsingLib.h> | |
| #include <Library/DevicePathLib.h> | |
| STATIC CONST CHAR16 mFileName[] = L"ShellCommands"; | |
| STATIC EFI_HANDLE gShellBcfgHiiHandle = NULL; | |
| typedef enum { | |
| BcfgTargetBootOrder = 0, | |
| BcfgTargetDriverOrder = 1, | |
| BcfgTargetMax = 2 | |
| } BCFG_OPERATION_TARGET; | |
| typedef enum { | |
| BcfgTypeDump = 0, | |
| BcfgTypeAdd = 1, | |
| BcfgTypeAddp = 2, | |
| BcfgTypeAddh = 3, | |
| BcfgTypeRm = 4, | |
| BcfgTypeMv = 5, | |
| BcfgTypeOpt = 6, | |
| BcfgTypeMax = 7 | |
| } BCFG_OPERATION_TYPE; | |
| typedef struct { | |
| BCFG_OPERATION_TARGET Target; | |
| BCFG_OPERATION_TYPE Type; | |
| UINT16 Number1; | |
| UINT16 Number2; | |
| UINTN HandleIndex; | |
| CHAR16 *FileName; | |
| CHAR16 *Description; | |
| UINT16 *Order; | |
| CONST CHAR16 *OptData; | |
| } BGFG_OPERATION; | |
| /** | |
| Update the optional data for a boot or driver option. | |
| If optional data exists it will be changed. | |
| @param[in] Index The boot or driver option index update. | |
| @param[in] DataSize The size in bytes of Data. | |
| @param[in] Data The buffer for the optioanl data. | |
| @param[in] Target The target of the operation. | |
| @retval EFI_SUCCESS The data was sucessfully updated. | |
| @retval other A error occured. | |
| **/ | |
| EFI_STATUS | |
| UpdateOptionalData( | |
| UINT16 Index, | |
| UINTN DataSize, | |
| UINT8 *Data, | |
| IN CONST BCFG_OPERATION_TARGET Target | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| CHAR16 VariableName[12]; | |
| UINTN OriginalSize; | |
| UINT8 *OriginalData; | |
| UINTN NewSize; | |
| UINT8 *NewData; | |
| UINTN OriginalOptionDataSize; | |
| UnicodeSPrint(VariableName, sizeof(VariableName), L"%s%04x", Target == BcfgTargetBootOrder?L"Boot":L"Driver", Index); | |
| OriginalSize = 0; | |
| OriginalData = NULL; | |
| NewData = NULL; | |
| NewSize = 0; | |
| Status = gRT->GetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &OriginalSize, | |
| OriginalData); | |
| if (Status == EFI_BUFFER_TOO_SMALL) { | |
| OriginalData = AllocateZeroPool(OriginalSize); | |
| if (OriginalData == NULL) { | |
| return (EFI_OUT_OF_RESOURCES); | |
| } | |
| Status = gRT->GetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &OriginalSize, | |
| OriginalData); | |
| } | |
| if (!EFI_ERROR(Status)) { | |
| // | |
| // Allocate new struct and discard old optional data. | |
| // | |
| ASSERT (OriginalData != NULL); | |
| OriginalOptionDataSize = sizeof(UINT32) + sizeof(UINT16) + StrSize(((CHAR16*)(OriginalData + sizeof(UINT32) + sizeof(UINT16)))); | |
| OriginalOptionDataSize += (*(UINT16*)(OriginalData + sizeof(UINT32))); | |
| OriginalOptionDataSize -= OriginalSize; | |
| NewSize = OriginalSize - OriginalOptionDataSize + DataSize; | |
| NewData = AllocateCopyPool(NewSize, OriginalData); | |
| if (NewData == NULL) { | |
| Status = EFI_OUT_OF_RESOURCES; | |
| } else { | |
| CopyMem(NewData + OriginalSize - OriginalOptionDataSize, Data, DataSize); | |
| } | |
| } | |
| if (!EFI_ERROR(Status)) { | |
| // | |
| // put the data back under the variable | |
| // | |
| Status = gRT->SetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, | |
| NewSize, | |
| NewData); | |
| } | |
| SHELL_FREE_NON_NULL(OriginalData); | |
| SHELL_FREE_NON_NULL(NewData); | |
| return (Status); | |
| } | |
| /** | |
| This function will get a CRC for a boot option. | |
| @param[in, out] Crc The CRC value to return. | |
| @param[in] BootIndex The boot option index to CRC. | |
| @retval EFI_SUCCESS The CRC was sucessfully returned. | |
| @retval other A error occured. | |
| **/ | |
| EFI_STATUS | |
| GetBootOptionCrc( | |
| UINT32 *Crc, | |
| UINT16 BootIndex | |
| ) | |
| { | |
| CHAR16 VariableName[12]; | |
| EFI_STATUS Status; | |
| UINT8 *Buffer; | |
| UINTN BufferSize; | |
| Buffer = NULL; | |
| BufferSize = 0; | |
| // | |
| // Get the data Buffer | |
| // | |
| UnicodeSPrint(VariableName, sizeof(VariableName), L"%Boot%04x", BootIndex); | |
| Status = gRT->GetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &BufferSize, | |
| NULL); | |
| if (Status == EFI_BUFFER_TOO_SMALL) { | |
| Buffer = AllocateZeroPool(BufferSize); | |
| Status = gRT->GetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &BufferSize, | |
| Buffer); | |
| } | |
| // | |
| // Get the CRC computed | |
| // | |
| if (!EFI_ERROR(Status)) { | |
| Status = gBS->CalculateCrc32 (Buffer, BufferSize, Crc); | |
| } | |
| SHELL_FREE_NON_NULL(Buffer); | |
| return EFI_SUCCESS; | |
| } | |
| /** | |
| This function will populate the device path protocol parameter based on TheHandle. | |
| @param[in] TheHandle Driver handle. | |
| @param[in, out] FilePath On a sucessful return the device path to the handle. | |
| @retval EFI_SUCCESS The device path was sucessfully returned. | |
| @retval other A error from gBS->HandleProtocol. | |
| @sa HandleProtocol | |
| **/ | |
| EFI_STATUS | |
| GetDevicePathForDriverHandle ( | |
| IN EFI_HANDLE TheHandle, | |
| IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| EFI_LOADED_IMAGE_PROTOCOL *LoadedImage; | |
| EFI_DEVICE_PATH_PROTOCOL *ImageDevicePath; | |
| Status = gBS->OpenProtocol ( | |
| TheHandle, | |
| &gEfiLoadedImageProtocolGuid, | |
| (VOID**)&LoadedImage, | |
| gImageHandle, | |
| NULL, | |
| EFI_OPEN_PROTOCOL_GET_PROTOCOL | |
| ); | |
| if (!EFI_ERROR (Status)) { | |
| Status = gBS->OpenProtocol ( | |
| LoadedImage->DeviceHandle, | |
| &gEfiDevicePathProtocolGuid, | |
| (VOID**)&ImageDevicePath, | |
| gImageHandle, | |
| NULL, | |
| EFI_OPEN_PROTOCOL_GET_PROTOCOL | |
| ); | |
| if (!EFI_ERROR (Status)) { | |
| // *DevPath = DuplicateDevicePath (ImageDevicePath); | |
| // *FilePath = DuplicateDevicePath (LoadedImage->FilePath); | |
| *FilePath = AppendDevicePath(ImageDevicePath,LoadedImage->FilePath); | |
| gBS->CloseProtocol( | |
| LoadedImage->DeviceHandle, | |
| &gEfiDevicePathProtocolGuid, | |
| gImageHandle, | |
| NULL); | |
| } | |
| gBS->CloseProtocol( | |
| TheHandle, | |
| &gEfiLoadedImageProtocolGuid, | |
| gImageHandle, | |
| NULL); | |
| } | |
| return (Status); | |
| } | |
| /** | |
| Function to add a option. | |
| @param[in] Position The position to add Target at. | |
| @param[in] File The file to make the target. | |
| @param[in] Desc The description text. | |
| @param[in] CurrentOrder The pointer to the current order of items. | |
| @param[in] OrderCount The number if items in CurrentOrder. | |
| @param[in] Target The info on the option to add. | |
| @param[in] UseHandle TRUE to use HandleNumber, FALSE to use File and Desc. | |
| @param[in] UsePath TRUE to convert to devicepath. | |
| @param[in] HandleNumber The handle number to add. | |
| @retval SHELL_SUCCESS The operation was successful. | |
| @retval SHELL_INVALID_PARAMETER A parameter was invalid. | |
| **/ | |
| SHELL_STATUS | |
| BcfgAdd( | |
| IN UINTN Position, | |
| IN CONST CHAR16 *File, | |
| IN CONST CHAR16 *Desc, | |
| IN CONST UINT16 *CurrentOrder, | |
| IN CONST UINTN OrderCount, | |
| IN CONST BCFG_OPERATION_TARGET Target, | |
| IN CONST BOOLEAN UseHandle, | |
| IN CONST BOOLEAN UsePath, | |
| IN CONST UINTN HandleNumber | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| EFI_DEVICE_PATH_PROTOCOL *DevicePath; | |
| EFI_DEVICE_PATH_PROTOCOL *DevPath; | |
| EFI_DEVICE_PATH_PROTOCOL *FilePath; | |
| CHAR16 *Str; | |
| UINT8 *TempByteBuffer; | |
| UINT8 *TempByteStart; | |
| EFI_SHELL_FILE_INFO *Arg; | |
| EFI_SHELL_FILE_INFO *FileList; | |
| CHAR16 OptionStr[40]; | |
| UINTN DescSize, FilePathSize; | |
| BOOLEAN Found; | |
| UINTN TargetLocation; | |
| UINTN Index; | |
| EFI_HANDLE *Handles; | |
| EFI_HANDLE CurHandle; | |
| UINTN DriverBindingHandleCount; | |
| UINTN ParentControllerHandleCount; | |
| UINTN ChildControllerHandleCount; | |
| SHELL_STATUS ShellStatus; | |
| UINT16 *NewOrder; | |
| if (!UseHandle) { | |
| if (File == NULL || Desc == NULL) { | |
| return (SHELL_INVALID_PARAMETER); | |
| } | |
| } else { | |
| if (HandleNumber == 0) { | |
| return (SHELL_INVALID_PARAMETER); | |
| } | |
| } | |
| if (Position > OrderCount) { | |
| Position = OrderCount; | |
| } | |
| Str = NULL; | |
| FilePath = NULL; | |
| FileList = NULL; | |
| Handles = NULL; | |
| ShellStatus = SHELL_SUCCESS; | |
| TargetLocation = 0xFFFF; | |
| if (UseHandle) { | |
| CurHandle = ConvertHandleIndexToHandle(HandleNumber); | |
| if (CurHandle == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", L"Handle Number"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| if (Target == BcfgTargetBootOrder) { | |
| // | |
| //Make sure that the handle should point to a real controller | |
| // | |
| Status = PARSE_HANDLE_DATABASE_UEFI_DRIVERS ( | |
| CurHandle, | |
| &DriverBindingHandleCount, | |
| NULL); | |
| Status = PARSE_HANDLE_DATABASE_PARENTS ( | |
| CurHandle, | |
| &ParentControllerHandleCount, | |
| NULL); | |
| Status = ParseHandleDatabaseForChildControllers ( | |
| CurHandle, | |
| &ChildControllerHandleCount, | |
| NULL); | |
| if (DriverBindingHandleCount > 0 | |
| || ParentControllerHandleCount > 0 | |
| || ChildControllerHandleCount > 0) { | |
| FilePath = NULL; | |
| Status = gBS->HandleProtocol ( | |
| CurHandle, | |
| &gEfiDevicePathProtocolGuid, | |
| (VOID**)&FilePath); | |
| } | |
| if (EFI_ERROR (Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_HANDLE), gShellBcfgHiiHandle, L"bcfg", HandleNumber); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } else { | |
| // | |
| //Make sure that the handle should point to driver, not a controller. | |
| // | |
| Status = PARSE_HANDLE_DATABASE_UEFI_DRIVERS ( | |
| CurHandle, | |
| &DriverBindingHandleCount, | |
| NULL); | |
| Status = PARSE_HANDLE_DATABASE_PARENTS ( | |
| CurHandle, | |
| &ParentControllerHandleCount, | |
| NULL); | |
| Status = ParseHandleDatabaseForChildControllers ( | |
| CurHandle, | |
| &ChildControllerHandleCount, | |
| NULL); | |
| Status = gBS->HandleProtocol ( | |
| CurHandle, | |
| &gEfiDevicePathProtocolGuid, | |
| (VOID**)&FilePath); | |
| if (DriverBindingHandleCount > 0 | |
| || ParentControllerHandleCount > 0 | |
| || ChildControllerHandleCount > 0 | |
| || !EFI_ERROR(Status) ) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", L"Handle Number"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| // | |
| // Get the DevicePath from the loaded image information. | |
| // | |
| Status = GetDevicePathForDriverHandle(CurHandle, &FilePath); | |
| } | |
| } | |
| } | |
| } else { | |
| // | |
| // Get file info | |
| // | |
| ShellOpenFileMetaArg ((CHAR16*)File, EFI_FILE_MODE_READ, &FileList); | |
| if (FileList == NULL) { | |
| // | |
| // If filename matched nothing fail | |
| // | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellBcfgHiiHandle, L"bcfg", File); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else if (FileList->Link.ForwardLink != FileList->Link.BackLink) { | |
| // | |
| // If filename expanded to multiple names, fail | |
| // | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_FILE), gShellBcfgHiiHandle, L"bcfg", File); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Arg = (EFI_SHELL_FILE_INFO*)GetFirstNode(&FileList->Link); | |
| if (EFI_ERROR(Arg->Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_FILE_OPEN), gShellBcfgHiiHandle, L"bcfg", File); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| // | |
| // Build FilePath to the filename | |
| // | |
| // | |
| // get the device path | |
| // | |
| DevicePath = gEfiShellProtocol->GetDevicePathFromFilePath(Arg->FullName); | |
| if (DevicePath == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_FILE_DP), gShellBcfgHiiHandle, L"bcfg", Arg->FullName); | |
| ShellStatus = SHELL_UNSUPPORTED; | |
| } else { | |
| if (UsePath) { | |
| DevPath = DevicePath; | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| while (!IsDevicePathEnd(DevPath)) { | |
| if ((DevicePathType(DevPath) == MEDIA_DEVICE_PATH) && | |
| (DevicePathSubType(DevPath) == MEDIA_HARDDRIVE_DP)) { | |
| // | |
| // If we find it use it instead | |
| // | |
| ShellStatus = SHELL_SUCCESS; | |
| FilePath = DuplicateDevicePath (DevPath); | |
| break; | |
| } | |
| DevPath = NextDevicePathNode(DevPath); | |
| } | |
| } else { | |
| FilePath = DuplicateDevicePath(DevicePath); | |
| } | |
| FreePool(DevicePath); | |
| } | |
| } | |
| } | |
| } | |
| if (ShellStatus == SHELL_SUCCESS) { | |
| // | |
| // Find a free target ,a brute force implementation | |
| // | |
| Found = FALSE; | |
| for (TargetLocation=0; TargetLocation < 0xFFFF; TargetLocation++) { | |
| Found = TRUE; | |
| for (Index=0; Index < OrderCount; Index++) { | |
| if (CurrentOrder[Index] == TargetLocation) { | |
| Found = FALSE; | |
| break; | |
| } | |
| } | |
| if (Found) { | |
| break; | |
| } | |
| } | |
| if (TargetLocation == 0xFFFF) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_TARGET_NF), gShellBcfgHiiHandle, L"bcfg"); | |
| } else { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_TARGET), gShellBcfgHiiHandle, TargetLocation); | |
| } | |
| } | |
| if (ShellStatus == SHELL_SUCCESS) { | |
| // | |
| // Add the option | |
| // | |
| DescSize = StrSize(Desc); | |
| FilePathSize = GetDevicePathSize (FilePath); | |
| TempByteBuffer = AllocateZeroPool(sizeof(UINT32) + sizeof(UINT16) + DescSize + FilePathSize); | |
| if (TempByteBuffer != NULL) { | |
| TempByteStart = TempByteBuffer; | |
| *((UINT32 *) TempByteBuffer) = LOAD_OPTION_ACTIVE; // Attributes | |
| TempByteBuffer += sizeof (UINT32); | |
| *((UINT16 *) TempByteBuffer) = (UINT16)FilePathSize; // FilePathListLength | |
| TempByteBuffer += sizeof (UINT16); | |
| CopyMem (TempByteBuffer, Desc, DescSize); | |
| TempByteBuffer += DescSize; | |
| ASSERT (FilePath != NULL); | |
| CopyMem (TempByteBuffer, FilePath, FilePathSize); | |
| UnicodeSPrint (OptionStr, sizeof(OptionStr), L"%s%04x", Target == BcfgTargetBootOrder?L"Boot":L"Driver", TargetLocation); | |
| Status = gRT->SetVariable ( | |
| OptionStr, | |
| &gEfiGlobalVariableGuid, | |
| EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, | |
| sizeof(UINT32) + sizeof(UINT16) + DescSize + FilePathSize, | |
| TempByteStart | |
| ); | |
| FreePool(TempByteStart); | |
| } else { | |
| Status = EFI_OUT_OF_RESOURCES; | |
| } | |
| if (EFI_ERROR(Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellBcfgHiiHandle, L"bcfg", OptionStr); | |
| } else { | |
| NewOrder = AllocateZeroPool ((OrderCount + 1) * sizeof (NewOrder[0])); | |
| if (NewOrder != NULL) { | |
| CopyMem (NewOrder, CurrentOrder, (OrderCount) * sizeof (NewOrder[0])); | |
| // | |
| // Insert target into order list | |
| // | |
| for (Index = OrderCount; Index > Position; Index--) { | |
| NewOrder[Index] = NewOrder[Index - 1]; | |
| } | |
| NewOrder[Position] = (UINT16) TargetLocation; | |
| Status = gRT->SetVariable ( | |
| Target == BcfgTargetBootOrder ? L"BootOrder" : L"DriverOrder", | |
| &gEfiGlobalVariableGuid, | |
| EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS, | |
| (OrderCount + 1) * sizeof (UINT16), | |
| NewOrder | |
| ); | |
| FreePool (NewOrder); | |
| if (EFI_ERROR (Status)) { | |
| ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_BCFG_WRITE_FAIL), gShellBcfgHiiHandle, L"bcfg", Target == BcfgTargetBootOrder ? L"BootOrder" : L"DriverOrder"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Print (L"bcfg: Add %s as %x\n", OptionStr, Position); | |
| } | |
| } | |
| } | |
| } | |
| // | |
| //If always Free FilePath, will free devicepath in system when use "addh" | |
| // | |
| if (FilePath!=NULL && !UseHandle) { | |
| FreePool (FilePath); | |
| } | |
| if (Str != NULL) { | |
| FreePool(Str); | |
| } | |
| if (Handles != NULL) { | |
| FreePool (Handles); | |
| } | |
| if (FileList != NULL) { | |
| ShellCloseFileMetaArg (&FileList); | |
| } | |
| return (ShellStatus); | |
| } | |
| /** | |
| Funciton to remove an item. | |
| @param[in] Target The target item to move. | |
| @param[in] CurrentOrder The pointer to the current order of items. | |
| @param[in] OrderCount The number if items in CurrentOrder. | |
| @param[in] Location The current location of the Target. | |
| @retval SHELL_SUCCESS The operation was successful. | |
| @retval SHELL_INVALID_PARAMETER A parameter was invalid. | |
| **/ | |
| SHELL_STATUS | |
| BcfgRemove( | |
| IN CONST BCFG_OPERATION_TARGET Target, | |
| IN CONST UINT16 *CurrentOrder, | |
| IN CONST UINTN OrderCount, | |
| IN CONST UINT16 Location | |
| ) | |
| { | |
| CHAR16 VariableName[12]; | |
| UINT16 *NewOrder; | |
| EFI_STATUS Status; | |
| UINTN NewCount; | |
| UnicodeSPrint(VariableName, sizeof(VariableName), L"%s%04x", Target == BcfgTargetBootOrder?L"Boot":L"Driver", CurrentOrder[Location]); | |
| Status = gRT->SetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, | |
| 0, | |
| NULL); | |
| if (EFI_ERROR(Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_WRITE_FAIL), gShellBcfgHiiHandle, L"bcfg", VariableName); | |
| return (SHELL_INVALID_PARAMETER); | |
| } | |
| NewOrder = AllocateZeroPool(OrderCount*sizeof(CurrentOrder[0])); | |
| if (NewOrder != NULL) { | |
| NewCount = OrderCount; | |
| CopyMem(NewOrder, CurrentOrder, OrderCount*sizeof(CurrentOrder[0])); | |
| CopyMem(NewOrder+Location, NewOrder+Location+1, (OrderCount - Location - 1)*sizeof(CurrentOrder[0])); | |
| NewCount--; | |
| Status = gRT->SetVariable( | |
| Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder", | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, | |
| NewCount*sizeof(NewOrder[0]), | |
| NewOrder); | |
| FreePool(NewOrder); | |
| } else { | |
| Status = EFI_OUT_OF_RESOURCES; | |
| } | |
| if (EFI_ERROR(Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_WRITE_FAIL), gShellBcfgHiiHandle, L"bcfg", Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder"); | |
| return (SHELL_INVALID_PARAMETER); | |
| } | |
| return (SHELL_SUCCESS); | |
| } | |
| /** | |
| Funciton to move a item to another location. | |
| @param[in] Target The target item to move. | |
| @param[in] CurrentOrder The pointer to the current order of items. | |
| @param[in] OrderCount The number if items in CurrentOrder. | |
| @param[in] OldLocation The current location of the Target. | |
| @param[in] NewLocation The desired location of the Target. | |
| @retval SHELL_SUCCESS The operation was successful. | |
| @retval SHELL_INVALID_PARAMETER A parameter was invalid. | |
| **/ | |
| SHELL_STATUS | |
| BcfgMove( | |
| IN CONST BCFG_OPERATION_TARGET Target, | |
| IN CONST UINT16 *CurrentOrder, | |
| IN CONST UINTN OrderCount, | |
| IN CONST UINT16 OldLocation, | |
| IN UINT16 NewLocation | |
| ) | |
| { | |
| UINT16 *NewOrder; | |
| EFI_STATUS Status; | |
| UINT16 Temp; | |
| NewOrder = AllocateCopyPool(OrderCount*sizeof(CurrentOrder[0]), CurrentOrder); | |
| if (NewOrder == NULL) { | |
| return (SHELL_OUT_OF_RESOURCES); | |
| } | |
| // | |
| // correct the new location | |
| // | |
| if (NewLocation >= OrderCount) { | |
| if (OrderCount > 0) { | |
| NewLocation = (UINT16)OrderCount - 1; | |
| } else { | |
| NewLocation = 0; | |
| } | |
| } | |
| Temp = CurrentOrder[OldLocation]; | |
| CopyMem(NewOrder+OldLocation, NewOrder+OldLocation+1, (OrderCount - OldLocation - 1)*sizeof(CurrentOrder[0])); | |
| CopyMem(NewOrder+NewLocation+1, NewOrder+NewLocation, (OrderCount - NewLocation - 1)*sizeof(CurrentOrder[0])); | |
| NewOrder[NewLocation] = Temp; | |
| Status = gRT->SetVariable( | |
| Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder", | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, | |
| OrderCount*sizeof(CurrentOrder[0]), | |
| NewOrder); | |
| FreePool(NewOrder); | |
| if (EFI_ERROR(Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_WRITE_FAIL), gShellBcfgHiiHandle, L"bcfg", Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder"); | |
| return (SHELL_INVALID_PARAMETER); | |
| } | |
| return (SHELL_SUCCESS); | |
| } | |
| /** | |
| Function to add optional data to an option. | |
| @param[in] OptData The optional data to add. | |
| @param[in] CurrentOrder The pointer to the current order of items. | |
| @param[in] OrderCount The number if items in CurrentOrder. | |
| @param[in] Target The target of the operation. | |
| @retval SHELL_SUCCESS The operation was succesful. | |
| **/ | |
| SHELL_STATUS | |
| BcfgAddOpt( | |
| IN CONST CHAR16 *OptData, | |
| IN CONST UINT16 *CurrentOrder, | |
| IN CONST UINTN OrderCount, | |
| IN CONST BCFG_OPERATION_TARGET Target | |
| ) | |
| { | |
| EFI_KEY_OPTION NewKeyOption; | |
| EFI_KEY_OPTION *KeyOptionBuffer; | |
| SHELL_STATUS ShellStatus; | |
| EFI_STATUS Status; | |
| UINT16 OptionIndex; | |
| UINT16 LoopCounter; | |
| UINT64 Intermediate; | |
| CONST CHAR16 *Temp; | |
| CONST CHAR16 *Walker; | |
| CHAR16 *FileName; | |
| CHAR16 *Temp2; | |
| CHAR16 *Data; | |
| UINT32 KeyIndex; | |
| CHAR16 VariableName[12]; | |
| VOID *VariableData; | |
| SHELL_FILE_HANDLE FileHandle; | |
| Status = EFI_SUCCESS; | |
| ShellStatus = SHELL_SUCCESS; | |
| Walker = OptData; | |
| FileName = NULL; | |
| Data = NULL; | |
| KeyOptionBuffer = NULL; | |
| VariableData = NULL; | |
| ZeroMem(&NewKeyOption, sizeof(EFI_KEY_OPTION)); | |
| ZeroMem(VariableName, sizeof(VariableName)); | |
| while(Walker[0] == L' ') { | |
| Walker++; | |
| } | |
| // | |
| // Get the index of the variable we are changing. | |
| // | |
| Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); | |
| if (EFI_ERROR(Status) || (((UINT16)Intermediate) != Intermediate) || StrStr(Walker, L" ") == NULL || ((UINT16)Intermediate) > ((UINT16)OrderCount)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", L"Option Index"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| return (ShellStatus); | |
| } | |
| OptionIndex = (UINT16)Intermediate; | |
| Temp = StrStr(Walker, L" "); | |
| if (Temp != NULL) { | |
| Walker = Temp; | |
| } | |
| while(Walker[0] == L' ') { | |
| Walker++; | |
| } | |
| // | |
| // determine whether we have file with data, quote delimited information, or a hot-key | |
| // | |
| if (Walker[0] == L'\"') { | |
| // | |
| // quoted filename or quoted information. | |
| // | |
| Temp = StrStr(Walker+1, L"\""); | |
| if (Temp == NULL || StrLen(Temp) != 1) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", Walker); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| FileName = StrnCatGrow(&FileName, NULL, Walker+1, 0); | |
| if (FileName == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_OUT_MEM), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_OUT_OF_RESOURCES; | |
| return (ShellStatus); | |
| } | |
| Temp2 = StrStr(FileName, L"\""); | |
| ASSERT(Temp2 != NULL); | |
| Temp2[0] = CHAR_NULL; | |
| Temp2++; | |
| if (StrLen(Temp2)>0) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", Walker); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| if (EFI_ERROR(ShellFileExists(Walker))) { | |
| // | |
| // Not a file. must be misc information. | |
| // | |
| Data = FileName; | |
| FileName = NULL; | |
| } else { | |
| FileName = StrnCatGrow(&FileName, NULL, Walker, 0); | |
| } | |
| } | |
| } else { | |
| // | |
| // filename or hot key information. | |
| // | |
| if (StrStr(Walker, L" ") == NULL) { | |
| // | |
| // filename | |
| // | |
| if (EFI_ERROR(ShellFileExists(Walker))) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FIND_FAIL), gShellBcfgHiiHandle, L"bcfg", Walker); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| FileName = StrnCatGrow(&FileName, NULL, Walker, 0); | |
| } | |
| } else { | |
| if (Target != BcfgTargetBootOrder) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_BOOT_ONLY), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| if (ShellStatus == SHELL_SUCCESS) { | |
| // | |
| // Get hot key information | |
| // | |
| Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); | |
| if (EFI_ERROR(Status) || (((UINT32)Intermediate) != Intermediate) || StrStr(Walker, L" ") == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", Walker); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| NewKeyOption.KeyData.PackedValue = (UINT32)Intermediate; | |
| Temp = StrStr(Walker, L" "); | |
| if (Temp != NULL) { | |
| Walker = Temp; | |
| } | |
| while(Walker[0] == L' ') { | |
| Walker++; | |
| } | |
| } | |
| if (ShellStatus == SHELL_SUCCESS) { | |
| // | |
| // Now we know how many EFI_INPUT_KEY structs we need to attach to the end of the EFI_KEY_OPTION struct. | |
| // Re-allocate with the added information. | |
| // | |
| KeyOptionBuffer = AllocateCopyPool(sizeof(EFI_KEY_OPTION) + (sizeof(EFI_INPUT_KEY) * NewKeyOption.KeyData.Options.InputKeyCount), &NewKeyOption); | |
| if (KeyOptionBuffer == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_MEM), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_OUT_OF_RESOURCES; | |
| } | |
| } | |
| for (LoopCounter = 0 ; ShellStatus == SHELL_SUCCESS && LoopCounter < NewKeyOption.KeyData.Options.InputKeyCount; LoopCounter++) { | |
| // | |
| // ScanCode | |
| // | |
| Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); | |
| if (EFI_ERROR(Status) || (((UINT16)Intermediate) != Intermediate) || StrStr(Walker, L" ") == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", Walker); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| ((EFI_INPUT_KEY*)(((UINT8*)KeyOptionBuffer) + sizeof(EFI_KEY_OPTION)))[LoopCounter].ScanCode = (UINT16)Intermediate; | |
| Temp = StrStr(Walker, L" "); | |
| if (Temp != NULL) { | |
| Walker = Temp; | |
| } | |
| while(Walker[0] == L' ') { | |
| Walker++; | |
| } | |
| // | |
| // UnicodeChar | |
| // | |
| Status = ShellConvertStringToUint64(Walker, &Intermediate, FALSE, TRUE); | |
| if (EFI_ERROR(Status) || (((UINT16)Intermediate) != Intermediate)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", Walker); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| ((EFI_INPUT_KEY*)(((UINT8*)KeyOptionBuffer) + sizeof(EFI_KEY_OPTION)))[LoopCounter].UnicodeChar = (UINT16)Intermediate; | |
| Temp = StrStr(Walker, L" "); | |
| if (Temp != NULL) { | |
| Walker = Temp; | |
| } | |
| while(Walker[0] == L' ') { | |
| Walker++; | |
| } | |
| } | |
| if (ShellStatus == SHELL_SUCCESS) { | |
| // | |
| // Now do the BootOption / BootOptionCrc | |
| // | |
| ASSERT (OptionIndex <= OrderCount); | |
| KeyOptionBuffer->BootOption = CurrentOrder[OptionIndex]; | |
| Status = GetBootOptionCrc(&(KeyOptionBuffer->BootOptionCrc), KeyOptionBuffer->BootOption); | |
| if (EFI_ERROR(Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", L"Option Index"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } | |
| if (ShellStatus == SHELL_SUCCESS) { | |
| for (Temp2 = NULL, KeyIndex = 0 ; KeyIndex <= 0xFFFF ; KeyIndex++) { | |
| UnicodeSPrint(VariableName, sizeof(VariableName), L"Key%04x", KeyIndex); | |
| Status = GetEfiGlobalVariable2 (VariableName, &VariableData, NULL); | |
| if (Status == EFI_NOT_FOUND) { | |
| break; | |
| } | |
| if (!EFI_ERROR(Status)) { | |
| SHELL_FREE_NON_NULL(VariableData); | |
| } | |
| } | |
| if (KeyIndex <= 0xFFFF) { | |
| Status = gRT->SetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS|EFI_VARIABLE_RUNTIME_ACCESS, | |
| sizeof(EFI_KEY_OPTION) + (sizeof(EFI_INPUT_KEY) * NewKeyOption.KeyData.Options.InputKeyCount), | |
| KeyOptionBuffer); | |
| if (EFI_ERROR(Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellBcfgHiiHandle, L"bcfg", VariableName); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } else { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_VAR_NO_NUM), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| ASSERT(FileName == NULL && Data == NULL); | |
| } | |
| } | |
| } | |
| // | |
| // Shouldn't be possible to have have both. Neither is ok though. | |
| // | |
| ASSERT(FileName == NULL || Data == NULL); | |
| if (ShellStatus == SHELL_SUCCESS && (FileName != NULL || Data != NULL)) { | |
| if (FileName != NULL) { | |
| // | |
| // Open the file and populate the data buffer. | |
| // | |
| Status = ShellOpenFileByName( | |
| FileName, | |
| &FileHandle, | |
| EFI_FILE_MODE_READ, | |
| 0); | |
| if (!EFI_ERROR(Status)) { | |
| Status = ShellGetFileSize(FileHandle, &Intermediate); | |
| } | |
| Data = AllocateZeroPool((UINTN)Intermediate); | |
| if (Data == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_MEM), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_OUT_OF_RESOURCES; | |
| } | |
| if (!EFI_ERROR(Status)) { | |
| Status = ShellReadFile(FileHandle, (UINTN *)&Intermediate, Data); | |
| } | |
| } else { | |
| Intermediate = StrSize(Data); | |
| } | |
| if (!EFI_ERROR(Status) && ShellStatus == SHELL_SUCCESS && Data != NULL) { | |
| Status = UpdateOptionalData(CurrentOrder[OptionIndex], (UINTN)Intermediate, (UINT8*)Data, Target); | |
| if (EFI_ERROR(Status)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellBcfgHiiHandle, L"bcfg", VariableName); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } | |
| if (EFI_ERROR(Status) && ShellStatus == SHELL_SUCCESS) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellBcfgHiiHandle, L"bcfg", VariableName); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } | |
| SHELL_FREE_NON_NULL(Data); | |
| SHELL_FREE_NON_NULL(KeyOptionBuffer); | |
| SHELL_FREE_NON_NULL(FileName); | |
| return ShellStatus; | |
| } | |
| /** | |
| Function to dump the Bcfg information. | |
| @param[in] Op The operation. | |
| @param[in] OrderCount How many to dump. | |
| @param[in] CurrentOrder The pointer to the current order of items. | |
| @param[in] VerboseOutput TRUE for extra output. FALSE otherwise. | |
| @retval SHELL_SUCCESS The dump was successful. | |
| @retval SHELL_INVALID_PARAMETER A parameter was invalid. | |
| **/ | |
| SHELL_STATUS | |
| BcfgDisplayDump( | |
| IN CONST CHAR16 *Op, | |
| IN CONST UINTN OrderCount, | |
| IN CONST UINT16 *CurrentOrder, | |
| IN CONST BOOLEAN VerboseOutput | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| UINT8 *Buffer; | |
| UINTN BufferSize; | |
| CHAR16 VariableName[12]; | |
| UINTN LoopVar; | |
| CHAR16 *DevPathString; | |
| VOID *FilePathList; | |
| UINTN Errors; | |
| EFI_LOAD_OPTION *LoadOption; | |
| CHAR16 *Description; | |
| UINTN DescriptionSize; | |
| UINTN OptionalDataOffset; | |
| if (OrderCount == 0) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN(STR_BCFG_NONE), gShellBcfgHiiHandle, L"bcfg"); | |
| return (SHELL_SUCCESS); | |
| } | |
| Errors = 0; | |
| for (LoopVar = 0 ; LoopVar < OrderCount ; LoopVar++) { | |
| Buffer = NULL; | |
| BufferSize = 0; | |
| DevPathString = NULL; | |
| UnicodeSPrint(VariableName, sizeof(VariableName), L"%s%04x", Op, CurrentOrder[LoopVar]); | |
| Status = gRT->GetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &BufferSize, | |
| Buffer); | |
| if (Status == EFI_BUFFER_TOO_SMALL) { | |
| Buffer = AllocateZeroPool(BufferSize); | |
| Status = gRT->GetVariable( | |
| VariableName, | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &BufferSize, | |
| Buffer); | |
| } | |
| if (EFI_ERROR(Status) || Buffer == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_READ_FAIL), gShellBcfgHiiHandle, L"bcfg", VariableName); | |
| ++Errors; | |
| goto Cleanup; | |
| } | |
| // | |
| // We expect the Attributes, FilePathListLength, and L'\0'-terminated | |
| // Description fields to be present. | |
| // | |
| if (BufferSize < sizeof *LoadOption + sizeof (CHAR16)) { | |
| ShellPrintHiiEx ( | |
| -1, | |
| -1, | |
| NULL, | |
| STRING_TOKEN (STR_BCFG_VAR_CORRUPT), | |
| gShellBcfgHiiHandle, | |
| L"bcfg", | |
| VariableName | |
| ); | |
| ++Errors; | |
| goto Cleanup; | |
| } | |
| LoadOption = (EFI_LOAD_OPTION *)Buffer; | |
| Description = (CHAR16*)(Buffer + sizeof (EFI_LOAD_OPTION)); | |
| DescriptionSize = StrSize (Description); | |
| if (LoadOption->FilePathListLength != 0) { | |
| FilePathList = (UINT8 *)Description + DescriptionSize; | |
| DevPathString = ConvertDevicePathToText(FilePathList, TRUE, FALSE); | |
| } | |
| OptionalDataOffset = sizeof *LoadOption + DescriptionSize + | |
| LoadOption->FilePathListLength; | |
| ShellPrintHiiEx( | |
| -1, | |
| -1, | |
| NULL, | |
| STRING_TOKEN(STR_BCFG_LOAD_OPTIONS), | |
| gShellBcfgHiiHandle, | |
| LoopVar, | |
| VariableName, | |
| Description, | |
| DevPathString, | |
| OptionalDataOffset >= BufferSize ? L'N' : L'Y' | |
| ); | |
| if (VerboseOutput && (OptionalDataOffset < BufferSize)) { | |
| DumpHex ( | |
| 2, // Indent | |
| 0, // Offset (displayed) | |
| BufferSize - OptionalDataOffset, // DataSize | |
| Buffer + OptionalDataOffset // UserData | |
| ); | |
| } | |
| Cleanup: | |
| if (Buffer != NULL) { | |
| FreePool(Buffer); | |
| } | |
| if (DevPathString != NULL) { | |
| FreePool(DevPathString); | |
| } | |
| } | |
| return (Errors > 0) ? SHELL_INVALID_PARAMETER : SHELL_SUCCESS; | |
| } | |
| /** | |
| Function to initialize the BCFG operation structure. | |
| @param[in] Struct The stuct to initialize. | |
| **/ | |
| VOID | |
| InitBcfgStruct( | |
| IN BGFG_OPERATION *Struct | |
| ) | |
| { | |
| ASSERT(Struct != NULL); | |
| Struct->Target = BcfgTargetMax; | |
| Struct->Type = BcfgTypeMax; | |
| Struct->Number1 = 0; | |
| Struct->Number2 = 0; | |
| Struct->HandleIndex = 0; | |
| Struct->FileName = NULL; | |
| Struct->Description = NULL; | |
| Struct->Order = NULL; | |
| Struct->OptData = NULL; | |
| } | |
| STATIC CONST SHELL_PARAM_ITEM ParamList[] = { | |
| {L"-v", TypeFlag}, | |
| {L"-opt", TypeMaxValue}, | |
| {NULL, TypeMax} | |
| }; | |
| /** | |
| Function for 'bcfg' command. | |
| @param[in] ImageHandle Handle to the Image (NULL if Internal). | |
| @param[in] SystemTable Pointer to the System Table (NULL if Internal). | |
| **/ | |
| SHELL_STATUS | |
| EFIAPI | |
| ShellCommandRunBcfg ( | |
| IN EFI_HANDLE ImageHandle, | |
| IN EFI_SYSTEM_TABLE *SystemTable | |
| ) | |
| { | |
| EFI_STATUS Status; | |
| LIST_ENTRY *Package; | |
| CHAR16 *ProblemParam; | |
| SHELL_STATUS ShellStatus; | |
| UINTN ParamNumber; | |
| CONST CHAR16 *CurrentParam; | |
| BGFG_OPERATION CurrentOperation; | |
| UINTN Length; | |
| UINT64 Intermediate; | |
| UINT16 Count; | |
| Length = 0; | |
| ProblemParam = NULL; | |
| Package = NULL; | |
| ShellStatus = SHELL_SUCCESS; | |
| InitBcfgStruct(&CurrentOperation); | |
| // | |
| // initialize the shell lib (we must be in non-auto-init...) | |
| // | |
| Status = ShellInitialize(); | |
| ASSERT_EFI_ERROR(Status); | |
| Status = CommandInit(); | |
| ASSERT_EFI_ERROR(Status); | |
| // | |
| // parse the command line | |
| // | |
| Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE); | |
| if (EFI_ERROR(Status)) { | |
| if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellBcfgHiiHandle, L"bcfg", ProblemParam); | |
| FreePool(ProblemParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| ASSERT(FALSE); | |
| } | |
| } else { | |
| // | |
| // Read in if we are doing -OPT | |
| // | |
| if (ShellCommandLineGetFlag(Package, L"-opt")) { | |
| CurrentOperation.OptData = ShellCommandLineGetValue(Package, L"-opt"); | |
| if (CurrentOperation.OptData == NULL) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellBcfgHiiHandle, L"bcfg", L"-opt"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| CurrentOperation.Type = BcfgTypeOpt; | |
| } | |
| // | |
| // small block to read the target of the operation | |
| // | |
| if ((ShellCommandLineGetCount(Package) < 3 && CurrentOperation.Type != BcfgTypeOpt) || | |
| (ShellCommandLineGetCount(Package) < 2 && CurrentOperation.Type == BcfgTypeOpt) | |
| ){ | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)ShellCommandLineGetRawValue(Package, 1), L"driver") == 0) { | |
| CurrentOperation.Target = BcfgTargetDriverOrder; | |
| } else if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)ShellCommandLineGetRawValue(Package, 1), L"boot") == 0) { | |
| CurrentOperation.Target = BcfgTargetBootOrder; | |
| } else { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_DRIVER_BOOT), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| // | |
| // Read in the boot or driver order environment variable (not needed for opt) | |
| // | |
| if (ShellStatus == SHELL_SUCCESS && CurrentOperation.Target < BcfgTargetMax) { | |
| Length = 0; | |
| Status = gRT->GetVariable( | |
| CurrentOperation.Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder", | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &Length, | |
| CurrentOperation.Order); | |
| if (Status == EFI_BUFFER_TOO_SMALL) { | |
| CurrentOperation.Order = AllocateZeroPool(Length+(4*sizeof(CurrentOperation.Order[0]))); | |
| if (CurrentOperation.Order == NULL) { | |
| ShellStatus = SHELL_OUT_OF_RESOURCES; | |
| } else { | |
| Status = gRT->GetVariable( | |
| CurrentOperation.Target == BcfgTargetBootOrder?(CHAR16*)L"BootOrder":(CHAR16*)L"DriverOrder", | |
| (EFI_GUID*)&gEfiGlobalVariableGuid, | |
| NULL, | |
| &Length, | |
| CurrentOperation.Order); | |
| } | |
| } | |
| } | |
| Count = (UINT16) (Length / sizeof(CurrentOperation.Order[0])); | |
| // | |
| // large block to read the type of operation and verify parameter types for the info. | |
| // | |
| if (ShellStatus == SHELL_SUCCESS && CurrentOperation.Target < BcfgTargetMax) { | |
| for (ParamNumber = 2 ; ParamNumber < ShellCommandLineGetCount(Package) && ShellStatus == SHELL_SUCCESS; ParamNumber++) { | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ParamNumber); | |
| if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)CurrentParam, L"dump") == 0) { | |
| CurrentOperation.Type = BcfgTypeDump; | |
| if (ShellCommandLineGetCount(Package) > 3) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } else if (ShellCommandLineGetFlag(Package, L"-v")) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", L"-v (without dump)"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)CurrentParam, L"add") == 0) { | |
| if ((ParamNumber + 3) >= ShellCommandLineGetCount(Package)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| CurrentOperation.Type = BcfgTypeAdd; | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ++ParamNumber); | |
| if (CurrentParam == NULL || !ShellIsHexOrDecimalNumber(CurrentParam, TRUE, FALSE)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Status = ShellConvertStringToUint64(CurrentParam, &Intermediate, TRUE, FALSE); | |
| CurrentOperation.Number1 = (UINT16)Intermediate; | |
| ASSERT(CurrentOperation.FileName == NULL); | |
| CurrentOperation.FileName = StrnCatGrow(&CurrentOperation.FileName , NULL, ShellCommandLineGetRawValue(Package, ++ParamNumber), 0); | |
| ASSERT(CurrentOperation.Description == NULL); | |
| CurrentOperation.Description = StrnCatGrow(&CurrentOperation.Description, NULL, ShellCommandLineGetRawValue(Package, ++ParamNumber), 0); | |
| } | |
| } else if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)CurrentParam, L"addp") == 0) { | |
| if ((ParamNumber + 3) >= ShellCommandLineGetCount(Package)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| CurrentOperation.Type = BcfgTypeAddp; | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ++ParamNumber); | |
| if (CurrentParam == NULL || !ShellIsHexOrDecimalNumber(CurrentParam, TRUE, FALSE)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Status = ShellConvertStringToUint64(CurrentParam, &Intermediate, TRUE, FALSE); | |
| CurrentOperation.Number1 = (UINT16)Intermediate; | |
| ASSERT(CurrentOperation.FileName == NULL); | |
| CurrentOperation.FileName = StrnCatGrow(&CurrentOperation.FileName , NULL, ShellCommandLineGetRawValue(Package, ++ParamNumber), 0); | |
| ASSERT(CurrentOperation.Description == NULL); | |
| CurrentOperation.Description = StrnCatGrow(&CurrentOperation.Description, NULL, ShellCommandLineGetRawValue(Package, ++ParamNumber), 0); | |
| } | |
| } else if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)CurrentParam, L"addh") == 0) { | |
| if ((ParamNumber + 3) >= ShellCommandLineGetCount(Package)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| CurrentOperation.Type = BcfgTypeAddh; | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ++ParamNumber); | |
| if (CurrentParam == NULL || !ShellIsHexOrDecimalNumber(CurrentParam, TRUE, FALSE)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Status = ShellConvertStringToUint64(CurrentParam, &Intermediate, TRUE, FALSE); | |
| CurrentOperation.Number1 = (UINT16)Intermediate; | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ++ParamNumber); | |
| if (CurrentParam == NULL || !ShellIsHexOrDecimalNumber(CurrentParam, TRUE, FALSE)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Status = ShellConvertStringToUint64(CurrentParam, &Intermediate, TRUE, FALSE); | |
| CurrentOperation.HandleIndex = (UINT16)Intermediate; | |
| ASSERT(CurrentOperation.Description == NULL); | |
| CurrentOperation.Description = StrnCatGrow(&CurrentOperation.Description, NULL, ShellCommandLineGetRawValue(Package, ++ParamNumber), 0); | |
| } | |
| } | |
| } else if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)CurrentParam, L"rm") == 0) { | |
| if ((ParamNumber + 1) >= ShellCommandLineGetCount(Package)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| CurrentOperation.Type = BcfgTypeRm; | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ++ParamNumber); | |
| if (CurrentParam == NULL || !ShellIsHexOrDecimalNumber(CurrentParam, TRUE, FALSE)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Status = ShellConvertStringToUint64(CurrentParam, &Intermediate, TRUE, FALSE); | |
| CurrentOperation.Number1 = (UINT16)Intermediate; | |
| if (CurrentOperation.Number1 >= Count){ | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_NUMB_RANGE), gShellBcfgHiiHandle, L"bcfg", Count); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } | |
| } else if (gUnicodeCollation->StriColl(gUnicodeCollation, (CHAR16*)CurrentParam, L"mv") == 0) { | |
| if ((ParamNumber + 2) >= ShellCommandLineGetCount(Package)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg"); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| CurrentOperation.Type = BcfgTypeMv; | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ++ParamNumber); | |
| if (CurrentParam == NULL || !ShellIsHexOrDecimalNumber(CurrentParam, TRUE, FALSE)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Status = ShellConvertStringToUint64(CurrentParam, &Intermediate, TRUE, FALSE); | |
| CurrentOperation.Number1 = (UINT16)Intermediate; | |
| if (CurrentOperation.Number1 >= Count){ | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_NUMB_RANGE), gShellBcfgHiiHandle, L"bcfg", Count); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| CurrentParam = ShellCommandLineGetRawValue(Package, ++ParamNumber); | |
| if (CurrentParam == NULL || !ShellIsHexOrDecimalNumber(CurrentParam, TRUE, FALSE)) { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } else { | |
| Status = ShellConvertStringToUint64(CurrentParam, &Intermediate, TRUE, FALSE); | |
| CurrentOperation.Number2 = (UINT16)Intermediate; | |
| } | |
| if (CurrentOperation.Number2 == CurrentOperation.Number1 | |
| ||CurrentOperation.Number2 >= Count | |
| ){ | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_BCFG_NUMB_RANGE), gShellBcfgHiiHandle, L"bcfg", Count); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } | |
| } | |
| } else { | |
| ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", CurrentParam); | |
| ShellStatus = SHELL_INVALID_PARAMETER; | |
| } | |
| } | |
| } | |
| if (ShellStatus == SHELL_SUCCESS && CurrentOperation.Target < BcfgTargetMax && CurrentOperation.Type < BcfgTypeMax) { | |
| // | |
| // we have all the info. Do the work | |
| // | |
| switch (CurrentOperation.Type) { | |
| case BcfgTypeDump: | |
| ShellStatus = BcfgDisplayDump( | |
| CurrentOperation.Target == BcfgTargetBootOrder?L"Boot":L"Driver", | |
| Count, | |
| CurrentOperation.Order, | |
| ShellCommandLineGetFlag(Package, L"-v")); | |
| break; | |
| case BcfgTypeMv: | |
| ShellStatus = BcfgMove( | |
| CurrentOperation.Target, | |
| CurrentOperation.Order, | |
| Count, | |
| CurrentOperation.Number1, | |
| CurrentOperation.Number2); | |
| break; | |
| case BcfgTypeRm: | |
| ShellStatus = BcfgRemove( | |
| CurrentOperation.Target, | |
| CurrentOperation.Order, | |
| Count, | |
| CurrentOperation.Number1); | |
| break; | |
| case BcfgTypeAdd: | |
| case BcfgTypeAddp: | |
| case BcfgTypeAddh: | |
| ShellStatus = BcfgAdd( | |
| CurrentOperation.Number1, | |
| CurrentOperation.FileName, | |
| CurrentOperation.Description==NULL?L"":CurrentOperation.Description, | |
| CurrentOperation.Order, | |
| Count, | |
| CurrentOperation.Target, | |
| (BOOLEAN)(CurrentOperation.Type == BcfgTypeAddh), | |
| (BOOLEAN)(CurrentOperation.Type == BcfgTypeAddp), | |
| CurrentOperation.HandleIndex); | |
| break; | |
| case BcfgTypeOpt: | |
| ShellStatus = BcfgAddOpt( | |
| CurrentOperation.OptData, | |
| CurrentOperation.Order, | |
| Count, | |
| CurrentOperation.Target); | |
| break; | |
| default: | |
| ASSERT(FALSE); | |
| } | |
| } | |
| } | |
| if (Package != NULL) { | |
| ShellCommandLineFreeVarList (Package); | |
| } | |
| if (CurrentOperation.FileName != NULL) { | |
| FreePool(CurrentOperation.FileName); | |
| } | |
| if (CurrentOperation.Description != NULL) { | |
| FreePool(CurrentOperation.Description); | |
| } | |
| if (CurrentOperation.Order != NULL) { | |
| FreePool(CurrentOperation.Order); | |
| } | |
| return (ShellStatus); | |
| } | |
| /** | |
| Function to get the filename with help context if HII will not be used. | |
| @return The filename with help text in it. | |
| **/ | |
| CONST CHAR16* | |
| EFIAPI | |
| ShellCommandGetManFileNameBcfg ( | |
| VOID | |
| ) | |
| { | |
| return (mFileName); | |
| } | |
| /** | |
| "Constructor" for the library. | |
| This will register the handler for the bcfg command. | |
| @param[in] ImageHandle the image handle of the process | |
| @param[in] SystemTable the EFI System Table pointer | |
| @param[in] Name the profile name to use | |
| @retval EFI_SUCCESS the shell command handlers were installed sucessfully | |
| @retval EFI_UNSUPPORTED the shell level required was not found. | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| BcfgLibraryRegisterBcfgCommand ( | |
| IN EFI_HANDLE ImageHandle, | |
| IN EFI_SYSTEM_TABLE *SystemTable, | |
| IN CONST CHAR16 *Name | |
| ) | |
| { | |
| if (gShellBcfgHiiHandle != NULL) { | |
| return (EFI_SUCCESS); | |
| } | |
| gShellBcfgHiiHandle = HiiAddPackages (&gShellBcfgHiiGuid, gImageHandle, UefiShellBcfgCommandLibStrings, NULL); | |
| if (gShellBcfgHiiHandle == NULL) { | |
| return (EFI_DEVICE_ERROR); | |
| } | |
| // | |
| // install our shell command handler | |
| // | |
| ShellCommandRegisterCommandName(L"bcfg", ShellCommandRunBcfg , ShellCommandGetManFileNameBcfg, 0, Name, FALSE, gShellBcfgHiiHandle, STRING_TOKEN(STR_GET_HELP_BCFG)); | |
| return (EFI_SUCCESS); | |
| } | |
| /** | |
| Destructor for the library. free any resources. | |
| @param ImageHandle The image handle of the process. | |
| @param SystemTable The EFI System Table pointer. | |
| **/ | |
| EFI_STATUS | |
| EFIAPI | |
| BcfgLibraryUnregisterBcfgCommand ( | |
| IN EFI_HANDLE ImageHandle, | |
| IN EFI_SYSTEM_TABLE *SystemTable | |
| ) | |
| { | |
| if (gShellBcfgHiiHandle != NULL) { | |
| HiiRemovePackages(gShellBcfgHiiHandle); | |
| } | |
| gShellBcfgHiiHandle = NULL; | |
| return (EFI_SUCCESS); | |
| } | |