Member functions of EFI_SHELL_PROTOCOL and functions for creation,\r
manipulation, and initialization of EFI_SHELL_PROTOCOL.\r
\r
- Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r
+ (C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>\r
+ Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
\r
#include "Shell.h"\r
\r
+#define INIT_NAME_BUFFER_SIZE 128\r
+\r
/**\r
Close an open file handle.\r
\r
if (Cwd == NULL) {\r
return (NULL);\r
}\r
- Size = StrSize(Cwd);\r
- Size += StrSize(Path);\r
+ Size = StrSize(Cwd) + StrSize(Path) - sizeof(CHAR16);\r
NewPath = AllocateZeroPool(Size);\r
if (NewPath == NULL) {\r
return (NULL);\r
}\r
- StrCpy(NewPath, Cwd);\r
+ StrCpyS(NewPath, Size/sizeof(CHAR16), Cwd);\r
if (*Path == L'\\') {\r
Path++;\r
while (PathRemoveLastItem(NewPath)) ;\r
}\r
- StrCat(NewPath, Path);\r
+ StrCatS(NewPath, Size/sizeof(CHAR16), Path);\r
DevicePathForReturn = EfiShellGetDevicePathFromFilePath(NewPath);\r
FreePool(NewPath);\r
return (DevicePathForReturn);\r
return (EFI_NOT_FOUND);\r
}\r
\r
- Status = InternalOpenFileDevicePath(DevicePath, FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, FileAttribs); // 0 = no specific file attributes\r
+ Status = InternalOpenFileDevicePath(DevicePath, FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, FileAttribs);\r
FreePool(DevicePath);\r
\r
return(Status);\r
}\r
\r
+/**\r
+ Register a GUID and a localized human readable name for it.\r
+\r
+ If Guid is not assigned a name, then assign GuidName to Guid. This list of GUID\r
+ names must be used whenever a shell command outputs GUID information.\r
+\r
+ This function is only available when the major and minor versions in the\r
+ EfiShellProtocol are greater than or equal to 2 and 1, respectively.\r
+\r
+ @param[in] Guid A pointer to the GUID being registered.\r
+ @param[in] GuidName A pointer to the localized name for the GUID being registered.\r
+\r
+ @retval EFI_SUCCESS The operation was successful.\r
+ @retval EFI_INVALID_PARAMETER Guid was NULL.\r
+ @retval EFI_INVALID_PARAMETER GuidName was NULL.\r
+ @retval EFI_ACCESS_DENIED Guid already is assigned a name.\r
+**/\r
+EFI_STATUS\r
+EFIAPI \r
+EfiShellRegisterGuidName(\r
+ IN CONST EFI_GUID *Guid,\r
+ IN CONST CHAR16 *GuidName\r
+ )\r
+{\r
+ return (AddNewGuidNameMapping(Guid, GuidName, NULL));\r
+}\r
+\r
/**\r
Opens a file or a directory by file name.\r
\r
SHELL_FILE_HANDLE FileHandle;\r
EFI_STATUS Status;\r
\r
+ FileHandle = NULL;\r
+\r
//\r
// get a handle to the file\r
//\r
is NULL, then the current shell environment is used.\r
\r
@param[out] StartImageStatus Returned status from gBS->StartImage.\r
- @param[out] ExitDataSize ExitDataSize as returned from gBS->StartImage\r
- @param[out] ExitData ExitData as returned from gBS->StartImage\r
\r
@retval EFI_SUCCESS The command executed successfully. The status code\r
returned by the command is pointed to by StatusCode.\r
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
IN CONST CHAR16 *CommandLine OPTIONAL,\r
IN CONST CHAR16 **Environment OPTIONAL,\r
- OUT EFI_STATUS *StartImageStatus OPTIONAL,\r
- OUT UINTN *ExitDataSize OPTIONAL,\r
- OUT CHAR16 **ExitData OPTIONAL\r
+ OUT EFI_STATUS *StartImageStatus OPTIONAL\r
)\r
{\r
EFI_STATUS Status;\r
EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;\r
LIST_ENTRY OrigEnvs;\r
EFI_SHELL_PARAMETERS_PROTOCOL ShellParamsProtocol;\r
- UINTN InternalExitDataSize;\r
- UINTN *ExitDataSizePtr;\r
CHAR16 *ImagePath;\r
UINTN Index;\r
-\r
- // ExitDataSize is not OPTIONAL for gBS->BootServices, provide somewhere for\r
- // it to be dumped if the caller doesn't want it.\r
- if (ExitData == NULL) {\r
- ExitDataSizePtr = &InternalExitDataSize;\r
- } else {\r
- ExitDataSizePtr = ExitDataSize;\r
- }\r
+ CHAR16 *Walker;\r
+ CHAR16 *NewCmdLine;\r
\r
if (ParentImageHandle == NULL) {\r
return (EFI_INVALID_PARAMETER);\r
InitializeListHead(&OrigEnvs);\r
\r
NewHandle = NULL;\r
+ \r
+ NewCmdLine = AllocateCopyPool (StrSize (CommandLine), CommandLine);\r
+ if (NewCmdLine == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ for (Walker = NewCmdLine; Walker != NULL && *Walker != CHAR_NULL ; Walker++) {\r
+ if (*Walker == L'^' && *(Walker+1) == L'#') {\r
+ CopyMem(Walker, Walker+1, StrSize(Walker) - sizeof(Walker[0]));\r
+ }\r
+ }\r
\r
//\r
// Load the image with:\r
\r
if (!EFI_ERROR(Status)) {\r
ASSERT(LoadedImage->LoadOptionsSize == 0);\r
- if (CommandLine != NULL) {\r
- LoadedImage->LoadOptionsSize = (UINT32)StrSize(CommandLine);\r
- LoadedImage->LoadOptions = (VOID*)CommandLine;\r
+ if (NewCmdLine != NULL) {\r
+ LoadedImage->LoadOptionsSize = (UINT32)StrSize(NewCmdLine);\r
+ LoadedImage->LoadOptions = (VOID*)NewCmdLine;\r
}\r
\r
//\r
ShellParamsProtocol.StdIn = ShellInfoObject.NewShellParametersProtocol->StdIn;\r
ShellParamsProtocol.StdOut = ShellInfoObject.NewShellParametersProtocol->StdOut;\r
ShellParamsProtocol.StdErr = ShellInfoObject.NewShellParametersProtocol->StdErr;\r
- Status = UpdateArgcArgv(&ShellParamsProtocol, CommandLine, NULL, NULL);\r
+ Status = UpdateArgcArgv(&ShellParamsProtocol, NewCmdLine, NULL, NULL);\r
ASSERT_EFI_ERROR(Status);\r
//\r
// Replace Argv[0] with the full path of the binary we're executing:\r
///@todo initialize and install ShellInterface protocol on the new image for compatibility if - PcdGetBool(PcdShellSupportOldProtocols)\r
\r
//\r
- // now start the image, passing up exit data if the caller requested it\r
+ // now start the image and if the caller wanted the return code pass it to them...\r
//\r
if (!EFI_ERROR(Status)) {\r
StartStatus = gBS->StartImage(\r
NewHandle,\r
- ExitDataSizePtr,\r
- ExitData\r
+ 0,\r
+ NULL\r
);\r
if (StartImageStatus != NULL) {\r
*StartImageStatus = StartStatus;\r
ASSERT_EFI_ERROR (CleanupStatus);\r
}\r
\r
+ FreePool (NewCmdLine);\r
+\r
return(Status);\r
}\r
/**\r
CHAR16 *Temp;\r
EFI_DEVICE_PATH_PROTOCOL *DevPath;\r
UINTN Size;\r
- UINTN ExitDataSize;\r
- CHAR16 *ExitData;\r
\r
if ((PcdGet8(PcdShellSupportLevel) < 1)) {\r
return (EFI_UNSUPPORTED);\r
DevPath,\r
Temp,\r
(CONST CHAR16**)Environment,\r
- StatusCode,\r
- &ExitDataSize,\r
- &ExitData);\r
-\r
- if (Status == EFI_ABORTED) {\r
- // If the command exited with an error, the shell should put the exit\r
- // status in ExitData, preceded by a null-terminated string.\r
- ASSERT (ExitDataSize == StrSize (ExitData) + sizeof (SHELL_STATUS));\r
-\r
- if (StatusCode != NULL) {\r
- // Skip the null-terminated string\r
- ExitData += StrLen (ExitData) + 1;\r
-\r
- // Use CopyMem to avoid alignment faults\r
- CopyMem (StatusCode, ExitData, sizeof (SHELL_STATUS));\r
-\r
- // Convert from SHELL_STATUS to EFI_STATUS\r
- // EFI_STATUSes have top bit set when they are errors.\r
- // (See UEFI Spec Appendix D)\r
- if (*StatusCode != SHELL_SUCCESS) {\r
- *StatusCode = (EFI_STATUS) *StatusCode | MAX_BIT;\r
- }\r
- }\r
- FreePool (ExitData);\r
- Status = EFI_SUCCESS;\r
- }\r
+ StatusCode);\r
\r
//\r
// de-allocate and return\r
if (NewNode == NULL) {\r
return (NULL);\r
}\r
- NewNode->FullName = AllocateZeroPool(StrSize(Node->FullName));\r
-\r
- NewNode->FileName = AllocateZeroPool(StrSize(Node->FileName));\r
- NewNode->Info = AllocateZeroPool((UINTN)Node->Info->Size);\r
+ NewNode->FullName = AllocateCopyPool(StrSize(Node->FullName), Node->FullName);\r
+ NewNode->FileName = AllocateCopyPool(StrSize(Node->FileName), Node->FileName);\r
+ NewNode->Info = AllocateCopyPool((UINTN)Node->Info->Size, Node->Info);\r
if ( NewNode->FullName == NULL\r
|| NewNode->FileName == NULL\r
|| NewNode->Info == NULL\r
if (!Save) {\r
Node->Handle = NULL;\r
}\r
- StrCpy((CHAR16*)NewNode->FullName, Node->FullName);\r
- StrCpy((CHAR16*)NewNode->FileName, Node->FileName);\r
- CopyMem(NewNode->Info, Node->Info, (UINTN)Node->Info->Size);\r
\r
return((EFI_SHELL_FILE_INFO*)NewNode);\r
}\r
UINTN Size;\r
CHAR16 *TempSpot;\r
\r
+ BasePath = NULL;\r
Status = FileHandleGetFileName(FileDirHandle, &BasePath);\r
if (EFI_ERROR(Status)) {\r
return (Status);\r
return(Status);\r
}\r
\r
+/**\r
+ Get the GUID value from a human readable name.\r
+\r
+ If GuidName is a known GUID name, then update Guid to have the correct value for\r
+ that GUID.\r
+\r
+ This function is only available when the major and minor versions in the\r
+ EfiShellProtocol are greater than or equal to 2 and 1, respectively.\r
+\r
+ @param[in] GuidName A pointer to the localized name for the GUID being queried.\r
+ @param[out] Guid A pointer to the GUID structure to be filled in.\r
+\r
+ @retval EFI_SUCCESS The operation was successful.\r
+ @retval EFI_INVALID_PARAMETER Guid was NULL.\r
+ @retval EFI_INVALID_PARAMETER GuidName was NULL.\r
+ @retval EFI_NOT_FOUND GuidName is not a known GUID Name.\r
+**/\r
+EFI_STATUS\r
+EFIAPI \r
+EfiShellGetGuidFromName(\r
+ IN CONST CHAR16 *GuidName,\r
+ OUT EFI_GUID *Guid\r
+ )\r
+{\r
+ EFI_GUID *NewGuid;\r
+ EFI_STATUS Status;\r
+\r
+ if (Guid == NULL || GuidName == NULL) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+ \r
+ Status = GetGuidFromStringName(GuidName, NULL, &NewGuid);\r
+\r
+ if (!EFI_ERROR(Status)) {\r
+ CopyGuid(NewGuid, Guid);\r
+ }\r
+\r
+ return (Status);\r
+}\r
+\r
+/**\r
+ Get the human readable name for a GUID from the value.\r
+\r
+ If Guid is assigned a name, then update *GuidName to point to the name. The callee\r
+ should not modify the value.\r
+\r
+ This function is only available when the major and minor versions in the\r
+ EfiShellProtocol are greater than or equal to 2 and 1, respectively.\r
+\r
+ @param[in] Guid A pointer to the GUID being queried.\r
+ @param[out] GuidName A pointer to a pointer the localized to name for the GUID being requested\r
+\r
+ @retval EFI_SUCCESS The operation was successful.\r
+ @retval EFI_INVALID_PARAMETER Guid was NULL.\r
+ @retval EFI_INVALID_PARAMETER GuidName was NULL.\r
+ @retval EFI_NOT_FOUND Guid is not assigned a name.\r
+**/\r
+EFI_STATUS\r
+EFIAPI \r
+EfiShellGetGuidName(\r
+ IN CONST EFI_GUID *Guid,\r
+ OUT CONST CHAR16 **GuidName\r
+ )\r
+{\r
+ CHAR16 *Name;\r
+\r
+ if (Guid == NULL || GuidName == NULL) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+\r
+ Name = GetStringNameFromGuid(Guid, NULL);\r
+ if (Name == NULL || StrLen(Name) == 0) {\r
+ SHELL_FREE_NON_NULL(Name);\r
+ return (EFI_NOT_FOUND);\r
+ }\r
+\r
+ *GuidName = AddBufferToFreeList(Name);\r
+\r
+ return (EFI_SUCCESS);\r
+}\r
+\r
/**\r
Updates a file name to be preceeded by the mapped drive name\r
\r
\r
CurrentFilePattern = AllocateZeroPool((NextFilePatternStart-FilePattern+1)*sizeof(CHAR16));\r
ASSERT(CurrentFilePattern != NULL);\r
- StrnCpy(CurrentFilePattern, FilePattern, NextFilePatternStart-FilePattern);\r
+ StrCpyS(CurrentFilePattern, NextFilePatternStart-FilePattern+1, FilePattern);\r
\r
if (CurrentFilePattern[0] == CHAR_NULL\r
&&NextFilePatternStart[0] == CHAR_NULL\r
if (NewFullName == NULL) {\r
Status = EFI_OUT_OF_RESOURCES;\r
} else {\r
- StrCpy(NewFullName, MapName);\r
- StrCat(NewFullName, ShellInfoNode->FullName+1);\r
+ StrCpyS(NewFullName, Size/sizeof(CHAR16), MapName);\r
+ StrCatS(NewFullName, Size/sizeof(CHAR16), ShellInfoNode->FullName+1);\r
FreePool((VOID*)ShellInfoNode->FullName);\r
ShellInfoNode->FullName = NewFullName;\r
}\r
RootDevicePath = NULL;\r
RootFileHandle = NULL;\r
MapName = NULL;\r
- PatternCopy = AllocateZeroPool(StrSize(FilePattern));\r
+ PatternCopy = AllocateCopyPool(StrSize(FilePattern), FilePattern);\r
if (PatternCopy == NULL) {\r
return (EFI_OUT_OF_RESOURCES);\r
}\r
- StrCpy(PatternCopy, FilePattern);\r
\r
PatternCopy = PathCleanUpDirectories(PatternCopy);\r
\r
}\r
\r
/**\r
- This function updated with errata.\r
-\r
- Gets either a single or list of environment variables.\r
-\r
- If name is not NULL then this function returns the current value of the specified\r
- environment variable.\r
-\r
- If Name is NULL, then a list of all environment variable names is returned. Each is a\r
- NULL terminated string with a double NULL terminating the list.\r
-\r
- @param Name A pointer to the environment variable name. If\r
- Name is NULL, then the function will return all\r
- of the defined shell environment variables. In\r
- the case where multiple environment variables are\r
- being returned, each variable will be terminated by\r
- a NULL, and the list will be terminated by a double\r
- NULL.\r
-\r
- @return !=NULL A pointer to the returned string.\r
- The returned pointer does not need to be freed by the caller.\r
-\r
- @retval NULL The environment variable doesn't exist or there are\r
- no environment variables.\r
+ Gets the environment variable and Attributes, or list of environment variables. Can be\r
+ used instead of GetEnv().\r
+\r
+ This function returns the current value of the specified environment variable and\r
+ the Attributes. If no variable name was specified, then all of the known\r
+ variables will be returned.\r
+\r
+ @param[in] Name A pointer to the environment variable name. If Name is NULL,\r
+ then the function will return all of the defined shell\r
+ environment variables. In the case where multiple environment\r
+ variables are being returned, each variable will be terminated\r
+ by a NULL, and the list will be terminated by a double NULL.\r
+ @param[out] Attributes If not NULL, a pointer to the returned attributes bitmask for\r
+ the environment variable. In the case where Name is NULL, and\r
+ multiple environment variables are being returned, Attributes\r
+ is undefined.\r
+\r
+ @retval NULL The environment variable doesn't exist.\r
+ @return A non-NULL value points to the variable's value. The returned\r
+ pointer does not need to be freed by the caller.\r
**/\r
CONST CHAR16 *\r
-EFIAPI\r
-EfiShellGetEnv(\r
- IN CONST CHAR16 *Name\r
+EFIAPI \r
+EfiShellGetEnvEx(\r
+ IN CONST CHAR16 *Name,\r
+ OUT UINT32 *Attributes OPTIONAL\r
)\r
{\r
EFI_STATUS Status;\r
; Node = (ENV_VAR_LIST*)GetNextNode(&List, &Node->Link)\r
){\r
ASSERT(Node->Key != NULL);\r
- StrCpy(CurrentWriteLocation, Node->Key);\r
+ StrCpyS( CurrentWriteLocation, \r
+ (Size)/sizeof(CHAR16) - (CurrentWriteLocation - ((CHAR16*)Buffer)), \r
+ Node->Key\r
+ );\r
CurrentWriteLocation += StrLen(CurrentWriteLocation) + 1;\r
}\r
\r
//\r
// get the size we need for this EnvVariable\r
//\r
- Status = SHELL_GET_ENVIRONMENT_VARIABLE(Name, &Size, Buffer);\r
+ Status = SHELL_GET_ENVIRONMENT_VARIABLE_AND_ATTRIBUTES(Name, Attributes, &Size, Buffer);\r
if (Status == EFI_BUFFER_TOO_SMALL) {\r
//\r
// Allocate the space and recall the get function\r
//\r
Buffer = AllocateZeroPool(Size);\r
- ASSERT(Buffer != NULL);\r
- Status = SHELL_GET_ENVIRONMENT_VARIABLE(Name, &Size, Buffer);\r
+ Status = SHELL_GET_ENVIRONMENT_VARIABLE_AND_ATTRIBUTES(Name, Attributes, &Size, Buffer);\r
}\r
//\r
// we didnt get it (might not exist)\r
return (AddBufferToFreeList(Buffer));\r
}\r
\r
+/**\r
+ Gets either a single or list of environment variables.\r
+\r
+ If name is not NULL then this function returns the current value of the specified\r
+ environment variable.\r
+\r
+ If Name is NULL, then a list of all environment variable names is returned. Each is a\r
+ NULL terminated string with a double NULL terminating the list.\r
+\r
+ @param Name A pointer to the environment variable name. If\r
+ Name is NULL, then the function will return all\r
+ of the defined shell environment variables. In\r
+ the case where multiple environment variables are\r
+ being returned, each variable will be terminated by\r
+ a NULL, and the list will be terminated by a double\r
+ NULL.\r
+\r
+ @retval !=NULL A pointer to the returned string.\r
+ The returned pointer does not need to be freed by the caller.\r
+\r
+ @retval NULL The environment variable doesn't exist or there are\r
+ no environment variables.\r
+**/\r
+CONST CHAR16 *\r
+EFIAPI\r
+EfiShellGetEnv(\r
+ IN CONST CHAR16 *Name\r
+ )\r
+{\r
+ return (EfiShellGetEnvEx(Name, NULL));\r
+}\r
+\r
/**\r
Internal variable setting function. Allows for setting of the read only variables.\r
\r
FixCommand = AllocateZeroPool(StrSize(Command) - 4 * sizeof (CHAR16));\r
ASSERT(FixCommand != NULL);\r
\r
- StrnCpy(FixCommand, Command, StrLen(Command)-4);\r
+ StrnCpyS( FixCommand, \r
+ (StrSize(Command) - 4 * sizeof (CHAR16))/sizeof(CHAR16), \r
+ Command, \r
+ StrLen(Command)-4\r
+ );\r
Status = ProcessManFile(FixCommand, FixCommand, Sections, NULL, HelpText);\r
FreePool(FixCommand);\r
return Status;\r
InternalEfiShellGetListAlias(\r
)\r
{\r
- UINT64 MaxStorSize;\r
- UINT64 RemStorSize;\r
- UINT64 MaxVarSize;\r
+ \r
EFI_STATUS Status;\r
EFI_GUID Guid;\r
CHAR16 *VariableName;\r
UINTN NameSize;\r
+ UINTN NameBufferSize;\r
CHAR16 *RetVal;\r
UINTN RetSize;\r
\r
- Status = gRT->QueryVariableInfo(EFI_VARIABLE_NON_VOLATILE|EFI_VARIABLE_BOOTSERVICE_ACCESS, &MaxStorSize, &RemStorSize, &MaxVarSize);\r
- ASSERT_EFI_ERROR(Status);\r
-\r
- VariableName = AllocateZeroPool((UINTN)MaxVarSize);\r
+ NameBufferSize = INIT_NAME_BUFFER_SIZE;\r
+ VariableName = AllocateZeroPool(NameBufferSize);\r
RetSize = 0;\r
RetVal = NULL;\r
\r
VariableName[0] = CHAR_NULL;\r
\r
while (TRUE) {\r
- NameSize = (UINTN)MaxVarSize;\r
+ NameSize = NameBufferSize;\r
Status = gRT->GetNextVariableName(&NameSize, VariableName, &Guid);\r
if (Status == EFI_NOT_FOUND){\r
break;\r
- }\r
- ASSERT_EFI_ERROR(Status);\r
- if (EFI_ERROR(Status)) {\r
+ } else if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ NameBufferSize = NameSize > NameBufferSize * 2 ? NameSize : NameBufferSize * 2;\r
+ SHELL_FREE_NON_NULL(VariableName);\r
+ VariableName = AllocateZeroPool(NameBufferSize);\r
+ if (VariableName == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ SHELL_FREE_NON_NULL(RetVal);\r
+ RetVal = NULL;\r
+ break;\r
+ }\r
+ \r
+ NameSize = NameBufferSize;\r
+ Status = gRT->GetNextVariableName(&NameSize, VariableName, &Guid);\r
+ }\r
+ \r
+ if (EFI_ERROR (Status)) {\r
+ SHELL_FREE_NON_NULL(RetVal);\r
+ RetVal = NULL;\r
break;\r
}\r
+ \r
if (CompareGuid(&Guid, &gShellAliasGuid)){\r
ASSERT((RetVal == NULL && RetSize == 0) || (RetVal != NULL));\r
RetVal = StrnCatGrow(&RetVal, &RetSize, VariableName, 0);\r
RetVal = StrnCatGrow(&RetVal, &RetSize, L";", 0);\r
} // compare guid\r
} // while\r
- FreePool(VariableName);\r
+ SHELL_FREE_NON_NULL(VariableName);\r
\r
return (RetVal);\r
}\r
\r
@return The null-terminated string converted into all lowercase. \r
**/\r
-STATIC CHAR16 *\r
+CHAR16 *\r
ToLower (\r
CHAR16 *Str\r
)\r
EfiShellOpenRootByHandle,\r
NULL,\r
SHELL_MAJOR_VERSION,\r
- SHELL_MINOR_VERSION\r
+ SHELL_MINOR_VERSION,\r
+\r
+ // New for UEFI Shell 2.1\r
+ EfiShellRegisterGuidName,\r
+ EfiShellGetGuidName,\r
+ EfiShellGetGuidFromName,\r
+ EfiShellGetEnvEx\r
};\r
\r
/**\r
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