manipulation, and initialization of EFI_SHELL_PROTOCOL.\r
\r
(C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>\r
- Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>\r
+ (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>\r
+ Copyright (c) 2009 - 2017, 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
@retval FALSE gEfiBlockIoProtocolGuid was not found.\r
**/\r
BOOLEAN\r
-EFIAPI\r
InternalShellProtocolIsBlockIoPresent(\r
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
)\r
@retval FALSE gEfiSimpleFileSystemProtocolGuid was not found.\r
**/\r
BOOLEAN\r
-EFIAPI\r
InternalShellProtocolIsSimpleFileSystemPresent(\r
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
)\r
@sa OpenProtocol\r
**/\r
EFI_STATUS\r
-EFIAPI\r
InternalShellProtocolDebugPrintMessage (\r
IN CONST CHAR16 *Mapping,\r
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath\r
ASSERT((PathForReturn == NULL && PathSize == 0) || (PathForReturn != NULL));\r
\r
AlignedNode = AllocateCopyPool (DevicePathNodeLength(FilePath), FilePath);\r
- ASSERT (AlignedNode != NULL);\r
+ if (AlignedNode == NULL) {\r
+ FreePool (PathForReturn);\r
+ return NULL;\r
+ }\r
\r
// File Path Device Path Nodes 'can optionally add a "\" separator to\r
// the beginning and/or the end of the Path Name string.'\r
// UEFI Shell spec section 3.7)\r
if ((PathSize != 0) &&\r
(PathForReturn != NULL) &&\r
- (PathForReturn[PathSize - 1] != L'\\') &&\r
+ (PathForReturn[PathSize / sizeof (CHAR16) - 1] != L'\\') &&\r
(AlignedNode->PathName[0] != L'\\')) {\r
PathForReturn = StrnCatGrow (&PathForReturn, &PathSize, L"\\", 1);\r
}\r
//\r
// build the full device path\r
//\r
- if (*(Path+StrLen(MapName)+1) == CHAR_NULL) {\r
+ if ((*(Path+StrLen(MapName)) != CHAR_NULL) &&\r
+ (*(Path+StrLen(MapName)+1) == CHAR_NULL)) {\r
DevicePathForReturn = FileDevicePath(Handle, L"\\");\r
} else {\r
DevicePathForReturn = FileDevicePath(Handle, Path+StrLen(MapName));\r
@retval other an error ocurred.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
InternalOpenFileDevicePath(\r
IN OUT EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
OUT SHELL_FILE_HANDLE *FileHandle,\r
{\r
EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
EFI_STATUS Status;\r
+ BOOLEAN Volatile;\r
\r
//\r
// Is this for an environment variable\r
// do we start with >v\r
//\r
if (StrStr(FileName, L">v") == FileName) {\r
- if (!IsVolatileEnv(FileName+2)) {\r
+ Status = IsVolatileEnv (FileName + 2, &Volatile);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ if (!Volatile) {\r
return (EFI_INVALID_PARAMETER);\r
}\r
*FileHandle = CreateFileInterfaceEnv(FileName+2);\r
@retval EFI_ACCESS_DENIED Guid already is assigned a name.\r
**/\r
EFI_STATUS\r
-EFIAPI \r
+EFIAPI\r
EfiShellRegisterGuidName(\r
IN CONST EFI_GUID *Guid,\r
IN CONST CHAR16 *GuidName\r
{\r
EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r
EFI_STATUS Status;\r
+ BOOLEAN Volatile;\r
\r
*FileHandle = NULL;\r
\r
}\r
\r
//\r
- // Is this for NUL file\r
+ // Is this for NUL / NULL file\r
//\r
- if (StrCmp(FileName, L"NUL") == 0) {\r
+ if ((gUnicodeCollation->StriColl (gUnicodeCollation, (CHAR16*)FileName, L"NUL") == 0) ||\r
+ (gUnicodeCollation->StriColl (gUnicodeCollation, (CHAR16*)FileName, L"NULL") == 0)) {\r
*FileHandle = &FileInterfaceNulFile;\r
return (EFI_SUCCESS);\r
}\r
// do we start with >v\r
//\r
if (StrStr(FileName, L">v") == FileName) {\r
- if (!IsVolatileEnv(FileName+2) &&\r
+ Status = IsVolatileEnv (FileName + 2, &Volatile);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ if (!Volatile &&\r
((OpenMode & EFI_FILE_MODE_WRITE) != 0)) {\r
return (EFI_INVALID_PARAMETER);\r
}\r
@retval EFI_UNSUPPORTED Nested shell invocations are not allowed.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
InternalShellExecuteDevicePath(\r
IN CONST EFI_HANDLE *ParentImageHandle,\r
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
}\r
\r
InitializeListHead(&OrigEnvs);\r
+ ZeroMem(&ShellParamsProtocol, sizeof(EFI_SHELL_PARAMETERS_PROTOCOL));\r
\r
NewHandle = NULL;\r
\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL);\r
\r
if (!EFI_ERROR(Status)) {\r
+ //\r
+ // If the image is not an app abort it.\r
+ //\r
+ if (LoadedImage->ImageCodeType != EfiLoaderCode){\r
+ ShellPrintHiiEx(\r
+ -1, \r
+ -1, \r
+ NULL,\r
+ STRING_TOKEN (STR_SHELL_IMAGE_NOT_APP),\r
+ ShellInfoObject.HiiHandle\r
+ );\r
+ goto UnloadImage;\r
+ }\r
+\r
ASSERT(LoadedImage->LoadOptionsSize == 0);\r
if (NewCmdLine != NULL) {\r
LoadedImage->LoadOptionsSize = (UINT32)StrSize(NewCmdLine);\r
@retval EFI_UNSUPPORTED Nested shell invocations are not allowed.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
InternalShellExecute(\r
IN CONST CHAR16 *CommandLine OPTIONAL,\r
IN CONST CHAR16 **Environment OPTIONAL,\r
**/\r
STATIC\r
BOOLEAN\r
-EFIAPI\r
NestingEnabled(\r
+ VOID\r
)\r
{\r
EFI_STATUS Status;\r
Temp = NULL;\r
Size = 0;\r
ASSERT((Temp == NULL && Size == 0) || (Temp != NULL));\r
- StrnCatGrow(&Temp, &Size, L"Shell.efi -_exit ", 0);\r
+ StrnCatGrow(&Temp, &Size, L"Shell.efi -exit ", 0);\r
StrnCatGrow(&Temp, &Size, CommandLine, 0);\r
\r
Status = InternalShellExecuteDevicePath(\r
@param FileListNode pointer to the list node to free\r
**/\r
VOID\r
-EFIAPI\r
InternalFreeShellFileInfoNode(\r
IN EFI_SHELL_FILE_INFO *FileListNode\r
)\r
@return != NULL a pointer to the new node\r
**/\r
EFI_SHELL_FILE_INFO*\r
-EFIAPI\r
InternalDuplicateShellFileInfo(\r
IN EFI_SHELL_FILE_INFO *Node,\r
IN BOOLEAN Save\r
@return a pointer to the newly allocated structure.\r
**/\r
EFI_SHELL_FILE_INFO *\r
-EFIAPI\r
CreateAndPopulateShellFileInfo(\r
IN CONST CHAR16 *BasePath,\r
IN CONST EFI_STATUS Status,\r
; !EFI_ERROR(Status) && !NoFile\r
; Status = FileHandleFindNextFile(FileDirHandle, FileInfo, &NoFile)\r
){\r
+ if (ShellFileList == NULL) {\r
+ ShellFileList = (EFI_SHELL_FILE_INFO*)AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));\r
+ if (ShellFileList == NULL) {\r
+ SHELL_FREE_NON_NULL (BasePath);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+ InitializeListHead(&ShellFileList->Link);\r
+ }\r
//\r
// allocate a new EFI_SHELL_FILE_INFO and populate it...\r
//\r
FileInfo->FileName,\r
NULL, // no handle since not open\r
FileInfo);\r
-\r
- if (ShellFileList == NULL) {\r
- ShellFileList = (EFI_SHELL_FILE_INFO*)AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));\r
- ASSERT(ShellFileList != NULL);\r
- InitializeListHead(&ShellFileList->Link);\r
+ if (ShellFileListItem == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ //\r
+ // Free resources outside the loop.\r
+ //\r
+ break;\r
}\r
InsertTailList(&ShellFileList->Link, &ShellFileListItem->Link);\r
}\r
@retval EFI_NOT_FOUND GuidName is not a known GUID Name.\r
**/\r
EFI_STATUS\r
-EFIAPI \r
+EFIAPI\r
EfiShellGetGuidFromName(\r
IN CONST CHAR16 *GuidName,\r
OUT EFI_GUID *Guid\r
Status = GetGuidFromStringName(GuidName, NULL, &NewGuid);\r
\r
if (!EFI_ERROR(Status)) {\r
- CopyGuid(NewGuid, Guid);\r
+ CopyGuid(Guid, NewGuid);\r
}\r
\r
return (Status);\r
@retval EFI_NOT_FOUND Guid is not assigned a name.\r
**/\r
EFI_STATUS\r
-EFIAPI \r
+EFIAPI\r
EfiShellGetGuidName(\r
IN CONST EFI_GUID *Guid,\r
OUT CONST CHAR16 **GuidName\r
@retval EFI_OUT_OF_RESOURCES\r
**/\r
EFI_STATUS\r
-EFIAPI\r
UpdateFileName(\r
IN CONST CHAR16 *BasePath,\r
IN OUT CHAR16 **Path\r
@retval EFI_OUT_OF_RESOURCES a memory allocation failed\r
**/\r
EFI_STATUS\r
-EFIAPI\r
ShellSearchHandle(\r
IN CONST CHAR16 *FilePattern,\r
IN EFI_UNICODE_COLLATION_PROTOCOL *UnicodeCollation,\r
; NextFilePatternStart++);\r
\r
CurrentFilePattern = AllocateZeroPool((NextFilePatternStart-FilePattern+1)*sizeof(CHAR16));\r
- ASSERT(CurrentFilePattern != NULL);\r
+ if (CurrentFilePattern == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
StrnCpyS(CurrentFilePattern, NextFilePatternStart-FilePattern+1, FilePattern, NextFilePatternStart-FilePattern);\r
\r
if (CurrentFilePattern[0] == CHAR_NULL\r
){\r
if (UnicodeCollation->MetaiMatch(UnicodeCollation, (CHAR16*)ShellInfoNode->FileName, CurrentFilePattern)){\r
if (ShellInfoNode->FullName != NULL && StrStr(ShellInfoNode->FullName, L":") == NULL) {\r
- Size = StrSize(ShellInfoNode->FullName);\r
- Size += StrSize(MapName) + sizeof(CHAR16);\r
+ Size = StrSize (ShellInfoNode->FullName) + StrSize (MapName);\r
NewFullName = AllocateZeroPool(Size);\r
if (NewFullName == NULL) {\r
Status = EFI_OUT_OF_RESOURCES;\r
} else {\r
- StrCpyS(NewFullName, Size/sizeof(CHAR16), MapName);\r
- StrCatS(NewFullName, Size/sizeof(CHAR16), ShellInfoNode->FullName+1);\r
- FreePool((VOID*)ShellInfoNode->FullName);\r
+ StrCpyS(NewFullName, Size / sizeof(CHAR16), MapName);\r
+ StrCatS(NewFullName, Size / sizeof(CHAR16), ShellInfoNode->FullName);\r
+ FreePool ((VOID *) ShellInfoNode->FullName);\r
ShellInfoNode->FullName = NewFullName;\r
}\r
}\r
// copy the information we need into a new Node\r
//\r
NewShellNode = InternalDuplicateShellFileInfo(ShellInfoNode, FALSE);\r
- ASSERT(NewShellNode != NULL);\r
if (NewShellNode == NULL) {\r
Status = EFI_OUT_OF_RESOURCES;\r
}\r
}\r
}\r
\r
+ if (*FileList == NULL || (*FileList != NULL && IsListEmpty(&(*FileList)->Link))) {\r
+ Status = EFI_NOT_FOUND;\r
+ }\r
+\r
FreePool(CurrentFilePattern);\r
return (Status);\r
}\r
\r
PatternCopy = PathCleanUpDirectories(PatternCopy);\r
\r
- Count = StrStr(PatternCopy, L":") - PatternCopy;\r
- Count += 2;\r
+ Count = StrStr(PatternCopy, L":") - PatternCopy + 1;\r
+ ASSERT (Count <= StrLen (PatternCopy));\r
\r
ASSERT(MapName == NULL);\r
MapName = StrnCatGrow(&MapName, NULL, PatternCopy, Count);\r
pointer does not need to be freed by the caller.\r
**/\r
CONST CHAR16 *\r
-EFIAPI \r
+EFIAPI\r
EfiShellGetEnvEx(\r
IN CONST CHAR16 *Name,\r
OUT UINT32 *Attributes OPTIONAL\r
@retval EFI_SUCCESS The environment variable was successfully updated.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
InternalEfiShellSetEnv(\r
IN CONST CHAR16 *Name,\r
IN CONST CHAR16 *Value,\r
)\r
{\r
EFI_STATUS Status;\r
- UINT32 Atts;\r
\r
- Atts = 0x0;\r
- \r
if (Value == NULL || StrLen(Value) == 0) {\r
Status = SHELL_DELETE_ENVIRONMENT_VARIABLE(Name);\r
if (!EFI_ERROR(Status)) {\r
ShellRemvoeEnvVarFromList(Name);\r
}\r
- return Status;\r
} else {\r
SHELL_DELETE_ENVIRONMENT_VARIABLE(Name);\r
- if (Volatile) {\r
- Status = SHELL_SET_ENVIRONMENT_VARIABLE_V(Name, StrSize(Value), Value);\r
- if (!EFI_ERROR(Status)) {\r
- Atts &= ~EFI_VARIABLE_NON_VOLATILE;\r
- Atts |= EFI_VARIABLE_BOOTSERVICE_ACCESS;\r
- ShellAddEnvVarToList(Name, Value, StrSize(Value), Atts);\r
+ Status = ShellAddEnvVarToList(\r
+ Name, Value, StrSize(Value),\r
+ EFI_VARIABLE_BOOTSERVICE_ACCESS | (Volatile ? 0 : EFI_VARIABLE_NON_VOLATILE)\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
+ Status = Volatile\r
+ ? SHELL_SET_ENVIRONMENT_VARIABLE_V (Name, StrSize (Value) - sizeof (CHAR16), Value)\r
+ : SHELL_SET_ENVIRONMENT_VARIABLE_NV (Name, StrSize (Value) - sizeof (CHAR16), Value);\r
+ if (EFI_ERROR (Status)) {\r
+ ShellRemvoeEnvVarFromList(Name);\r
}\r
- return Status;\r
- } else {\r
- Status = SHELL_SET_ENVIRONMENT_VARIABLE_NV(Name, StrSize(Value), Value);\r
- if (!EFI_ERROR(Status)) {\r
- Atts |= EFI_VARIABLE_NON_VOLATILE;\r
- Atts |= EFI_VARIABLE_BOOTSERVICE_ACCESS;\r
- ShellAddEnvVarToList(Name, Value, StrSize(Value), Atts);\r
- } \r
- return Status;\r
}\r
}\r
+ return Status;\r
}\r
\r
/**\r
// make that the current file system mapping\r
//\r
if (MapListItem != NULL) {\r
- gShellCurDir = MapListItem;\r
+ gShellCurMapping = MapListItem;\r
}\r
} else {\r
- MapListItem = gShellCurDir;\r
+ MapListItem = gShellCurMapping;\r
}\r
\r
if (MapListItem == NULL) {\r
FreePool (DirectoryName);\r
return (EFI_INVALID_PARAMETER);\r
}\r
-// gShellCurDir = MapListItem;\r
+// gShellCurMapping = MapListItem;\r
if (DirectoryName != NULL) {\r
//\r
// change current dir on that file system\r
//\r
// if updated the current directory then update the environment variable\r
//\r
- if (MapListItem == gShellCurDir) {\r
+ if (MapListItem == gShellCurMapping) {\r
Size = 0;\r
ASSERT((TempString == NULL && Size == 0) || (TempString != NULL));\r
StrnCatGrow(&TempString, &Size, MapListItem->MapName, 0);\r
&& (Command[StrLen(Command)-4] == L'.')\r
) {\r
FixCommand = AllocateZeroPool(StrSize(Command) - 4 * sizeof (CHAR16));\r
- ASSERT(FixCommand != NULL);\r
+ if (FixCommand == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
\r
StrnCpyS( FixCommand, \r
(StrSize(Command) - 4 * sizeof (CHAR16))/sizeof(CHAR16), \r
@return !NULL a list of all alias'\r
**/\r
CHAR16 *\r
-EFIAPI\r
InternalEfiShellGetListAlias(\r
+ VOID\r
)\r
{\r
\r
// Convert to lowercase to make aliases case-insensitive\r
if (Alias != NULL) {\r
AliasLower = AllocateCopyPool (StrSize (Alias), Alias);\r
- ASSERT (AliasLower != NULL);\r
+ if (AliasLower == NULL) {\r
+ return NULL;\r
+ }\r
ToLower (AliasLower);\r
\r
if (Volatile == NULL) {\r
@retval EFI_NOT_FOUND the Alias intended to be deleted was not found\r
**/\r
EFI_STATUS\r
-EFIAPI\r
InternalSetAlias(\r
IN CONST CHAR16 *Command,\r
IN CONST CHAR16 *Alias,\r
{\r
EFI_STATUS Status;\r
CHAR16 *AliasLower;\r
+ BOOLEAN DeleteAlias;\r
\r
- // Convert to lowercase to make aliases case-insensitive\r
- if (Alias != NULL) {\r
- AliasLower = AllocateCopyPool (StrSize (Alias), Alias);\r
- ASSERT (AliasLower != NULL);\r
- ToLower (AliasLower);\r
- } else {\r
- AliasLower = NULL;\r
- }\r
-\r
- //\r
- // We must be trying to remove one if Alias is NULL\r
- //\r
+ DeleteAlias = FALSE;\r
if (Alias == NULL) {\r
//\r
+ // We must be trying to remove one if Alias is NULL\r
// remove an alias (but passed in COMMAND parameter)\r
//\r
- Status = (gRT->SetVariable((CHAR16*)Command, &gShellAliasGuid, 0, 0, NULL));\r
- } else {\r
- //\r
- // Add and replace are the same\r
- //\r
-\r
- // We dont check the error return on purpose since the variable may not exist.\r
- gRT->SetVariable((CHAR16*)Command, &gShellAliasGuid, 0, 0, NULL);\r
+ Alias = Command;\r
+ DeleteAlias = TRUE;\r
+ }\r
+ ASSERT (Alias != NULL);\r
\r
- Status = (gRT->SetVariable((CHAR16*)Alias, &gShellAliasGuid, EFI_VARIABLE_BOOTSERVICE_ACCESS|(Volatile?0:EFI_VARIABLE_NON_VOLATILE), StrSize(Command), (VOID*)Command));\r
+ //\r
+ // Convert to lowercase to make aliases case-insensitive\r
+ //\r
+ AliasLower = AllocateCopyPool (StrSize (Alias), Alias);\r
+ if (AliasLower == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
}\r
+ ToLower (AliasLower);\r
\r
- if (Alias != NULL) {\r
- FreePool (AliasLower);\r
+ if (DeleteAlias) {\r
+ Status = gRT->SetVariable (AliasLower, &gShellAliasGuid, 0, 0, NULL);\r
+ } else {\r
+ Status = gRT->SetVariable (\r
+ AliasLower, &gShellAliasGuid,\r
+ EFI_VARIABLE_BOOTSERVICE_ACCESS | (Volatile ? 0 : EFI_VARIABLE_NON_VOLATILE),\r
+ StrSize (Command), (VOID *) Command\r
+ );\r
}\r
+\r
+ FreePool (AliasLower);\r
+\r
return Status;\r
}\r
\r
@return An error from LocateHandle, CreateEvent, or other core function.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
CreatePopulateInstallShellProtocol (\r
IN OUT EFI_SHELL_PROTOCOL **NewShell\r
)\r
EFI_HANDLE *Buffer;\r
UINTN HandleCounter;\r
SHELL_PROTOCOL_HANDLE_LIST *OldProtocolNode;\r
+ EFI_SHELL_PROTOCOL *OldShell;\r
\r
if (NewShell == NULL) {\r
return (EFI_INVALID_PARAMETER);\r
// now overwrite each of them, but save the info to restore when we end.\r
//\r
for (HandleCounter = 0 ; HandleCounter < (BufferSize/sizeof(EFI_HANDLE)) ; HandleCounter++) {\r
- OldProtocolNode = AllocateZeroPool(sizeof(SHELL_PROTOCOL_HANDLE_LIST));\r
- ASSERT(OldProtocolNode != NULL);\r
Status = gBS->OpenProtocol(Buffer[HandleCounter],\r
&gEfiShellProtocolGuid,\r
- (VOID **) &(OldProtocolNode->Interface),\r
+ (VOID **) &OldShell,\r
gImageHandle,\r
NULL,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
);\r
if (!EFI_ERROR(Status)) {\r
+ OldProtocolNode = AllocateZeroPool(sizeof(SHELL_PROTOCOL_HANDLE_LIST));\r
+ if (OldProtocolNode == NULL) {\r
+ if (!IsListEmpty (&ShellInfoObject.OldShellList.Link)) {\r
+ CleanUpShellProtocol (&mShellProtocol);\r
+ }\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+ break;\r
+ }\r
//\r
// reinstall over the old one...\r
//\r
- OldProtocolNode->Handle = Buffer[HandleCounter];\r
+ OldProtocolNode->Handle = Buffer[HandleCounter];\r
+ OldProtocolNode->Interface = OldShell;\r
Status = gBS->ReinstallProtocolInterface(\r
OldProtocolNode->Handle,\r
&gEfiShellProtocolGuid,\r
@retval EFI_SUCCESS The operation was successful.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
CleanUpShellProtocol (\r
IN OUT EFI_SHELL_PROTOCOL *NewShell\r
)\r
{\r
- EFI_STATUS Status;\r
SHELL_PROTOCOL_HANDLE_LIST *Node2;\r
- EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *SimpleEx;\r
\r
//\r
// if we need to restore old protocols...\r
//\r
if (!IsListEmpty(&ShellInfoObject.OldShellList.Link)) {\r
- for (Node2 = (SHELL_PROTOCOL_HANDLE_LIST *)GetFirstNode(&ShellInfoObject.OldShellList.Link)\r
+ for (Node2 = (SHELL_PROTOCOL_HANDLE_LIST *) GetFirstNode (&ShellInfoObject.OldShellList.Link)\r
; !IsListEmpty (&ShellInfoObject.OldShellList.Link)\r
- ; Node2 = (SHELL_PROTOCOL_HANDLE_LIST *)GetFirstNode(&ShellInfoObject.OldShellList.Link)\r
- ){\r
- RemoveEntryList(&Node2->Link);\r
- Status = gBS->ReinstallProtocolInterface(Node2->Handle,\r
- &gEfiShellProtocolGuid,\r
- NewShell,\r
- Node2->Interface);\r
- FreePool(Node2);\r
+ ; Node2 = (SHELL_PROTOCOL_HANDLE_LIST *) GetFirstNode (&ShellInfoObject.OldShellList.Link)\r
+ ) {\r
+ RemoveEntryList (&Node2->Link);\r
+ gBS->ReinstallProtocolInterface (Node2->Handle, &gEfiShellProtocolGuid, NewShell, Node2->Interface);\r
+ FreePool (Node2);\r
}\r
} else {\r
//\r
// no need to restore\r
//\r
- Status = gBS->UninstallProtocolInterface(gImageHandle,\r
- &gEfiShellProtocolGuid,\r
- NewShell);\r
+ gBS->UninstallProtocolInterface (gImageHandle, &gEfiShellProtocolGuid, NewShell);\r
}\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+/**\r
+ Cleanup the shell environment.\r
+\r
+ @param[in, out] NewShell The pointer to the new shell protocol structure.\r
+\r
+ @retval EFI_SUCCESS The operation was successful.\r
+**/\r
+EFI_STATUS\r
+CleanUpShellEnvironment (\r
+ IN OUT EFI_SHELL_PROTOCOL *NewShell\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_SIMPLE_TEXT_INPUT_EX_PROTOCOL *SimpleEx;\r
+ \r
+ CleanUpShellProtocol (NewShell);\r
+\r
Status = gBS->CloseEvent(NewShell->ExecutionBreak);\r
NewShell->ExecutionBreak = NULL;\r
\r
@retval EFI_OUT_OF_RESOURCES There is not enough mnemory available.\r
**/\r
EFI_STATUS\r
-EFIAPI\r
InernalEfiShellStartMonitor(\r
VOID\r
)\r
projects / mirror_edk2.git / blobdiff