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audk/ShellPkg/Library/UefiShellBcfgCommandLib/UefiShellBcfgCommandLib.c

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/** @file
Main file for BCFG command.
(C) Copyright 2014-2015 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Uefi.h>
#include <Guid/GlobalVariable.h>
#include <Guid/ShellLibHiiGuid.h>
#include <Protocol/Shell.h>
#include <Protocol/ShellParameters.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>
#include <Library/UefiBootManagerLib.h>
STATIC CONST CHAR16 mFileName[] = L"ShellCommands";
STATIC EFI_HII_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,
BcfgTypeMod = 7,
BcfgTypeModf = 8,
BcfgTypeModp = 9,
BcfgTypeModh = 10,
BcfgTypeMax = 11
} 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 optional data.
@param[in] Target The target of the operation.
@retval EFI_SUCCESS The data was successfully updated.
@retval other A error occurred.
**/
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 = AllocatePool (NewSize);
if (NewData == NULL) {
Status = EFI_OUT_OF_RESOURCES;
} else {
CopyMem (NewData, OriginalData, OriginalSize - OriginalOptionDataSize);
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 successfully returned.
@retval other A error occurred.
**/
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 successful return the device path to the handle.
@retval EFI_SUCCESS The device path was successfully 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 get Device Path by a handle.
@param[in] TheHandle Use it to get DevicePath.
@param[in] Target Boot option target.
@param[in, out] DevicePath On a successful return the device path to the handle.
@retval SHELL_INVALID_PARAMETER The handle was NULL.
@retval SHELL_NOT_FOUND Not found device path by handle.
@retval SHELL_SUCCESS Get device path successfully.
**/
SHELL_STATUS
GetDevicePathByHandle (
IN EFI_HANDLE TheHandle,
IN BCFG_OPERATION_TARGET Target,
IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath
)
{
EFI_STATUS Status;
SHELL_STATUS ShellStatus;
UINTN DriverBindingHandleCount;
UINTN ParentControllerHandleCount;
UINTN ChildControllerHandleCount;
ShellStatus = SHELL_SUCCESS;
if (TheHandle == NULL) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellBcfgHiiHandle, L"bcfg", L"Handle Number");
return SHELL_INVALID_PARAMETER;
}
Status = PARSE_HANDLE_DATABASE_UEFI_DRIVERS (TheHandle, &DriverBindingHandleCount, NULL);
if (EFI_ERROR (Status)) {
DriverBindingHandleCount = 0;
}
Status = PARSE_HANDLE_DATABASE_PARENTS (TheHandle, &ParentControllerHandleCount, NULL);
if (EFI_ERROR (Status)) {
ParentControllerHandleCount = 0;
}
Status = ParseHandleDatabaseForChildControllers (TheHandle, &ChildControllerHandleCount, NULL);
if (EFI_ERROR (Status)) {
ChildControllerHandleCount = 0;
}
Status = gBS->HandleProtocol (TheHandle, &gEfiDevicePathProtocolGuid, (VOID **)DevicePath);
if ((DriverBindingHandleCount > 0) ||
(ParentControllerHandleCount > 0) ||
(ChildControllerHandleCount > 0) ||
!EFI_ERROR (Status)
)
{
//
// The handle points to a real controller which has a device path.
//
if (Target == BcfgTargetDriverOrder) {
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_GEN_PARAM_INV),
gShellBcfgHiiHandle,
L"bcfg",
L"Handle should point to driver image."
);
ShellStatus = SHELL_NOT_FOUND;
}
} else {
//
// The handle points to a driver image.
//
if (Target == BcfgTargetBootOrder) {
ShellPrintHiiEx (
-1,
-1,
NULL,
STRING_TOKEN (STR_GEN_PARAM_INV),
gShellBcfgHiiHandle,
L"bcfg",
L"Handle should point to controller."
);
ShellStatus = SHELL_NOT_FOUND;
} else {
if (EFI_ERROR (GetDevicePathForDriverHandle (TheHandle, DevicePath))) {
ShellStatus = SHELL_NOT_FOUND;
}
}
}
return (ShellStatus);
}
/**
Function to modify an option.
@param[in] BcfgOperation Pointer to BCFG operation.
@param[in] OrderCount The number if items in CurrentOrder.
@retval SHELL_SUCCESS The operation was successful.
@retval SHELL_INVALID_PARAMETER A parameter was invalid.
@retval SHELL_OUT_OF_RESOUCES A memory allocation failed.
**/
SHELL_STATUS
BcfgMod (
IN CONST BGFG_OPERATION *BcfgOperation,
IN CONST UINTN OrderCount
)
{
EFI_STATUS Status;
EFI_HANDLE CurHandle;
SHELL_STATUS ShellStatus;
CHAR16 OptionStr[40];
EFI_SHELL_FILE_INFO *FileList;
EFI_SHELL_FILE_INFO *Arg;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
EFI_DEVICE_PATH_PROTOCOL *DevicePathBuffer;
EFI_DEVICE_PATH_PROTOCOL *DevicePathWalker;
EFI_BOOT_MANAGER_LOAD_OPTION LoadOption;
ShellStatus = SHELL_SUCCESS;
FileList = NULL;
DevicePath = NULL;
DevicePathBuffer = NULL;
ZeroMem (&LoadOption, sizeof (EFI_BOOT_MANAGER_LOAD_OPTION));
if (((BcfgOperation->Type == BcfgTypeMod) && (BcfgOperation->Description == NULL)) ||
((BcfgOperation->Type == BcfgTypeModf) && (BcfgOperation->FileName == NULL)) ||
((BcfgOperation->Type == BcfgTypeModp) && (BcfgOperation->FileName == NULL)) ||
((BcfgOperation->Type == BcfgTypeModh) && (BcfgOperation->HandleIndex == 0)) ||
(BcfgOperation->Number1 > OrderCount)
)
{
return (SHELL_INVALID_PARAMETER);
}
if (BcfgOperation->Type == BcfgTypeModh) {
CurHandle = ConvertHandleIndexToHandle (BcfgOperation->HandleIndex);
ShellStatus = GetDevicePathByHandle (CurHandle, BcfgOperation->Target, &DevicePathBuffer);
if (ShellStatus == SHELL_SUCCESS) {
DevicePath = DuplicateDevicePath (DevicePathBuffer);
}
} else if ((BcfgOperation->Type == BcfgTypeModf) || (BcfgOperation->Type == BcfgTypeModp)) {
//
// Get Device Path by FileName.
//
ShellOpenFileMetaArg ((CHAR16 *)BcfgOperation->FileName, EFI_FILE_MODE_READ, &FileList);
if (FileList == NULL) {
//
// The name of file matched nothing.
//
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellBcfgHiiHandle, L"bcfg", BcfgOperation->FileName);
ShellStatus = SHELL_INVALID_PARAMETER;
} else if (FileList->Link.ForwardLink != FileList->Link.BackLink) {
//
// If the name of file expanded to multiple names, it's fail.
//
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_BCFG_FILE), gShellBcfgHiiHandle, L"bcfg", BcfgOperation->FileName);
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", BcfgOperation->FileName);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
DevicePathBuffer = gEfiShellProtocol->GetDevicePathFromFilePath (Arg->FullName);
if (DevicePathBuffer == NULL) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_BCFG_FILE_DP), gShellBcfgHiiHandle, L"bcfg", Arg->FullName);
ShellStatus = SHELL_UNSUPPORTED;
}
}
}
if (ShellStatus == SHELL_SUCCESS) {
if (BcfgOperation->Type == BcfgTypeModp) {
ShellStatus = SHELL_INVALID_PARAMETER;
DevicePathWalker = DevicePathBuffer;
while (!IsDevicePathEnd (DevicePathWalker)) {
if ((DevicePathType (DevicePathWalker) == MEDIA_DEVICE_PATH) &&
(DevicePathSubType (DevicePathWalker) == MEDIA_HARDDRIVE_DP)
)
{
//
// We found the portion of device path starting with the hard driver partition.
//
ShellStatus = SHELL_SUCCESS;
DevicePath = DuplicateDevicePath (DevicePathWalker);
break;
} else {
DevicePathWalker = NextDevicePathNode (DevicePathWalker);
}
}
} else {
DevicePath = DuplicateDevicePath (DevicePathBuffer);
}
FreePool (DevicePathBuffer);
}
}
if (ShellStatus == SHELL_SUCCESS) {
if (BcfgOperation->Target == BcfgTargetBootOrder) {
UnicodeSPrint (OptionStr, sizeof (OptionStr), L"Boot%04x", BcfgOperation->Order[BcfgOperation->Number1]);
} else {
UnicodeSPrint (OptionStr, sizeof (OptionStr), L"Driver%04x", BcfgOperation->Order[BcfgOperation->Number1]);
}
Status = EfiBootManagerVariableToLoadOption (OptionStr, &LoadOption);
if (EFI_ERROR (Status)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_BCFG_NONE), gShellBcfgHiiHandle);
ShellStatus = SHELL_NOT_FOUND;
}
}
if (ShellStatus == SHELL_SUCCESS) {
if (BcfgOperation->Type == BcfgTypeMod) {
SHELL_FREE_NON_NULL (LoadOption.Description);
LoadOption.Description = AllocateCopyPool (StrSize (BcfgOperation->Description), BcfgOperation->Description);
} else {
SHELL_FREE_NON_NULL (LoadOption.FilePath);
LoadOption.FilePath = DuplicateDevicePath (DevicePath);
}
Status = EfiBootManagerLoadOptionToVariable (&LoadOption);
if (EFI_ERROR (Status)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_BCFG_SET_VAR_FAIL), gShellBcfgHiiHandle, L"bcfg", OptionStr);
ShellStatus = SHELL_INVALID_PARAMETER;
}
}
EfiBootManagerFreeLoadOption (&LoadOption);
if (DevicePath != NULL) {
FreePool (DevicePath);
}
if (FileList != NULL) {
ShellCloseFileMetaArg (&FileList);
}
return (ShellStatus);
}
/**
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);
}
/**
Function 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);
}
/**
Function 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, TRUE, 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 = AllocatePool (sizeof (EFI_KEY_OPTION) + (sizeof (EFI_INPUT_KEY) * NewKeyOption.KeyData.Options.InputKeyCount));
if (KeyOptionBuffer == NULL) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_MEM), gShellBcfgHiiHandle, L"bcfg");
ShellStatus = SHELL_OUT_OF_RESOURCES;
return ShellStatus;
}
CopyMem (KeyOptionBuffer, &NewKeyOption, sizeof (EFI_KEY_OPTION));
}
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 if (gUnicodeCollation->StriColl (gUnicodeCollation, (CHAR16 *)CurrentParam, L"mod") == 0) {
if ((ParamNumber + 2) >= ShellCommandLineGetCount (Package)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
CurrentOperation.Type = BcfgTypeMod;
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 {
ASSERT (CurrentOperation.Description == NULL);
CurrentOperation.Description = StrnCatGrow (&CurrentOperation.Description, NULL, ShellCommandLineGetRawValue (Package, ++ParamNumber), 0);
}
}
}
} else if (gUnicodeCollation->StriColl (gUnicodeCollation, (CHAR16 *)CurrentParam, L"modf") == 0) {
if ((ParamNumber + 2) >= ShellCommandLineGetCount (Package)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
CurrentOperation.Type = BcfgTypeModf;
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 {
ASSERT (CurrentOperation.FileName == NULL);
CurrentOperation.FileName = StrnCatGrow (&CurrentOperation.FileName, NULL, ShellCommandLineGetRawValue (Package, ++ParamNumber), 0);
}
}
}
} else if (gUnicodeCollation->StriColl (gUnicodeCollation, (CHAR16 *)CurrentParam, L"modp") == 0) {
if ((ParamNumber + 2) >= ShellCommandLineGetCount (Package)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
CurrentOperation.Type = BcfgTypeModp;
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 {
ASSERT (CurrentOperation.FileName == NULL);
CurrentOperation.FileName = StrnCatGrow (&CurrentOperation.FileName, NULL, ShellCommandLineGetRawValue (Package, ++ParamNumber), 0);
}
}
}
} else if (gUnicodeCollation->StriColl (gUnicodeCollation, (CHAR16 *)CurrentParam, L"modh") == 0) {
if ((ParamNumber + 2) >= ShellCommandLineGetCount (Package)) {
ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellBcfgHiiHandle, L"bcfg");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
CurrentOperation.Type = BcfgTypeModh;
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.HandleIndex = (UINT16)Intermediate;
}
}
}
}
} 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 BcfgTypeMod:
case BcfgTypeModf:
case BcfgTypeModp:
case BcfgTypeModh:
ShellStatus = BcfgMod (&CurrentOperation, Count);
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 successfully
@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);
}
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