/** @file\r
Provides interface to shell functionality for shell commands and applications.\r
\r
- Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2006 - 2011, 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 "UefiShellLib.h"\r
#include <ShellBase.h>\r
+#include <Library/SortLib.h>\r
\r
#define FIND_XXXXX_FILE_BUFFER_SIZE (SIZE_OF_EFI_FILE_INFO + MAX_FILE_NAME_LEN)\r
\r
};\r
EFI_SHELL_ENVIRONMENT2 *mEfiShellEnvironment2;\r
EFI_SHELL_INTERFACE *mEfiShellInterface;\r
-EFI_SHELL_PROTOCOL *mEfiShellProtocol;\r
-EFI_SHELL_PARAMETERS_PROTOCOL *mEfiShellParametersProtocol;\r
+EFI_SHELL_PROTOCOL *gEfiShellProtocol;\r
+EFI_SHELL_PARAMETERS_PROTOCOL *gEfiShellParametersProtocol;\r
EFI_HANDLE mEfiShellEnvironment2Handle;\r
FILE_HANDLE_FUNCTION_MAP FileFunctionMap;\r
-CHAR16 *mPostReplaceFormat;\r
-CHAR16 *mPostReplaceFormat2;\r
\r
/**\r
Check if a Unicode character is a hexadecimal character.\r
Helper function to find ShellEnvironment2 for constructor.\r
\r
@param[in] ImageHandle A copy of the calling image's handle.\r
+\r
+ @retval EFI_OUT_OF_RESOURCES Memory allocation failed.\r
**/\r
EFI_STATUS\r
EFIAPI\r
// maybe it's not there???\r
//\r
if (Status == EFI_BUFFER_TOO_SMALL) {\r
- Buffer = (EFI_HANDLE*)AllocatePool(BufferSize);\r
- ASSERT(Buffer != NULL);\r
+ Buffer = (EFI_HANDLE*)AllocateZeroPool(BufferSize);\r
+ if (Buffer == NULL) {\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
Status = gBS->LocateHandle (ByProtocol,\r
&gEfiShellEnvironment2Guid,\r
NULL, // ignored for ByProtocol\r
return (Status);\r
}\r
\r
-/*/\r
+/**\r
Function to do most of the work of the constructor. Allows for calling \r
multiple times without complete re-initialization.\r
\r
@param[in] ImageHandle A copy of the ImageHandle.\r
@param[in] SystemTable A pointer to the SystemTable for the application.\r
+\r
+ @retval EFI_SUCCESS The operationw as successful.\r
**/\r
EFI_STATUS\r
EFIAPI\r
)\r
{\r
EFI_STATUS Status;\r
- mPostReplaceFormat = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));\r
- ASSERT (mPostReplaceFormat != NULL);\r
- mPostReplaceFormat2 = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));\r
- ASSERT (mPostReplaceFormat2 != NULL);\r
\r
//\r
// UEFI 2.0 shell interfaces (used preferentially)\r
Status = gBS->OpenProtocol(\r
ImageHandle,\r
&gEfiShellProtocolGuid,\r
- (VOID **)&mEfiShellProtocol,\r
+ (VOID **)&gEfiShellProtocol,\r
ImageHandle,\r
NULL,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
Status = gBS->LocateProtocol(\r
&gEfiShellProtocolGuid,\r
NULL,\r
- (VOID **)&mEfiShellProtocol\r
+ (VOID **)&gEfiShellProtocol\r
);\r
if (EFI_ERROR(Status)) {\r
- mEfiShellProtocol = NULL;\r
+ gEfiShellProtocol = NULL;\r
}\r
}\r
Status = gBS->OpenProtocol(\r
ImageHandle,\r
&gEfiShellParametersProtocolGuid,\r
- (VOID **)&mEfiShellParametersProtocol,\r
+ (VOID **)&gEfiShellParametersProtocol,\r
ImageHandle,\r
NULL,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
);\r
if (EFI_ERROR(Status)) {\r
- mEfiShellParametersProtocol = NULL;\r
+ gEfiShellParametersProtocol = NULL;\r
}\r
\r
- if (mEfiShellParametersProtocol == NULL || mEfiShellProtocol == NULL) {\r
+ if (gEfiShellParametersProtocol == NULL || gEfiShellProtocol == NULL) {\r
//\r
// Moved to seperate function due to complexity\r
//\r
// only success getting 2 of either the old or new, but no 1/2 and 1/2\r
//\r
if ((mEfiShellEnvironment2 != NULL && mEfiShellInterface != NULL) ||\r
- (mEfiShellProtocol != NULL && mEfiShellParametersProtocol != NULL) ) {\r
- if (mEfiShellProtocol != NULL) {\r
- FileFunctionMap.GetFileInfo = mEfiShellProtocol->GetFileInfo;\r
- FileFunctionMap.SetFileInfo = mEfiShellProtocol->SetFileInfo;\r
- FileFunctionMap.ReadFile = mEfiShellProtocol->ReadFile;\r
- FileFunctionMap.WriteFile = mEfiShellProtocol->WriteFile;\r
- FileFunctionMap.CloseFile = mEfiShellProtocol->CloseFile;\r
- FileFunctionMap.DeleteFile = mEfiShellProtocol->DeleteFile;\r
- FileFunctionMap.GetFilePosition = mEfiShellProtocol->GetFilePosition;\r
- FileFunctionMap.SetFilePosition = mEfiShellProtocol->SetFilePosition;\r
- FileFunctionMap.FlushFile = mEfiShellProtocol->FlushFile;\r
- FileFunctionMap.GetFileSize = mEfiShellProtocol->GetFileSize;\r
+ (gEfiShellProtocol != NULL && gEfiShellParametersProtocol != NULL) ) {\r
+ if (gEfiShellProtocol != NULL) {\r
+ FileFunctionMap.GetFileInfo = gEfiShellProtocol->GetFileInfo;\r
+ FileFunctionMap.SetFileInfo = gEfiShellProtocol->SetFileInfo;\r
+ FileFunctionMap.ReadFile = gEfiShellProtocol->ReadFile;\r
+ FileFunctionMap.WriteFile = gEfiShellProtocol->WriteFile;\r
+ FileFunctionMap.CloseFile = gEfiShellProtocol->CloseFile;\r
+ FileFunctionMap.DeleteFile = gEfiShellProtocol->DeleteFile;\r
+ FileFunctionMap.GetFilePosition = gEfiShellProtocol->GetFilePosition;\r
+ FileFunctionMap.SetFilePosition = gEfiShellProtocol->SetFilePosition;\r
+ FileFunctionMap.FlushFile = gEfiShellProtocol->FlushFile;\r
+ FileFunctionMap.GetFileSize = gEfiShellProtocol->GetFileSize;\r
} else {\r
FileFunctionMap.GetFileInfo = (EFI_SHELL_GET_FILE_INFO)FileHandleGetInfo;\r
FileFunctionMap.SetFileInfo = (EFI_SHELL_SET_FILE_INFO)FileHandleSetInfo;\r
)\r
{\r
mEfiShellEnvironment2 = NULL;\r
- mEfiShellProtocol = NULL;\r
- mEfiShellParametersProtocol = NULL;\r
+ gEfiShellProtocol = NULL;\r
+ gEfiShellParametersProtocol = NULL;\r
mEfiShellInterface = NULL;\r
mEfiShellEnvironment2Handle = NULL;\r
- mPostReplaceFormat = NULL;\r
- mPostReplaceFormat2 = NULL;\r
\r
//\r
// verify that auto initialize is not set false\r
NULL);\r
mEfiShellInterface = NULL;\r
}\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
gBS->CloseProtocol(ImageHandle,\r
&gEfiShellProtocolGuid,\r
ImageHandle,\r
NULL);\r
- mEfiShellProtocol = NULL;\r
+ gEfiShellProtocol = NULL;\r
}\r
- if (mEfiShellParametersProtocol != NULL) {\r
+ if (gEfiShellParametersProtocol != NULL) {\r
gBS->CloseProtocol(ImageHandle,\r
&gEfiShellParametersProtocolGuid,\r
ImageHandle,\r
NULL);\r
- mEfiShellParametersProtocol = NULL;\r
+ gEfiShellParametersProtocol = NULL;\r
}\r
mEfiShellEnvironment2Handle = NULL;\r
\r
- if (mPostReplaceFormat != NULL) {\r
- FreePool(mPostReplaceFormat);\r
- }\r
- if (mPostReplaceFormat2 != NULL) {\r
- FreePool(mPostReplaceFormat2);\r
- }\r
- mPostReplaceFormat = NULL;\r
- mPostReplaceFormat2 = NULL;\r
-\r
return (EFI_SUCCESS);\r
}\r
\r
EFI_FILE_PROTOCOL *Handle1;\r
EFI_FILE_PROTOCOL *Handle2;\r
\r
- //\r
- // ASERT for FileHandle, FilePath, and DeviceHandle being NULL\r
- //\r
- ASSERT(FilePath != NULL);\r
- ASSERT(FileHandle != NULL);\r
- ASSERT(DeviceHandle != NULL);\r
+ if (FilePath == NULL || FileHandle == NULL || DeviceHandle == NULL) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+\r
//\r
// which shell interface should we use\r
//\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
//\r
// use UEFI Shell 2.0 method.\r
//\r
- FileName = mEfiShellProtocol->GetFilePathFromDevicePath(*FilePath);\r
+ FileName = gEfiShellProtocol->GetFilePathFromDevicePath(*FilePath);\r
if (FileName == NULL) {\r
return (EFI_INVALID_PARAMETER);\r
}\r
otherwise, the Filehandle is NULL. The Attributes is valid only for\r
EFI_FILE_MODE_CREATE.\r
\r
- if FileNAme is NULL then ASSERT()\r
+ if FileName is NULL then ASSERT()\r
\r
@param FileName pointer to file name\r
@param FileHandle pointer to the file handle.\r
return (EFI_INVALID_PARAMETER);\r
}\r
\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
if ((OpenMode & EFI_FILE_MODE_CREATE) == EFI_FILE_MODE_CREATE && (Attributes & EFI_FILE_DIRECTORY) == EFI_FILE_DIRECTORY) {\r
return ShellCreateDirectory(FileName, FileHandle);\r
}\r
//\r
// Use UEFI Shell 2.0 method\r
//\r
- Status = mEfiShellProtocol->OpenFileByName(FileName,\r
+ Status = gEfiShellProtocol->OpenFileByName(FileName,\r
FileHandle,\r
OpenMode);\r
if (StrCmp(FileName, L"NUL") != 0 && !EFI_ERROR(Status) && ((OpenMode & EFI_FILE_MODE_CREATE) != 0)){\r
OUT SHELL_FILE_HANDLE *FileHandle\r
)\r
{\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
//\r
// Use UEFI Shell 2.0 method\r
//\r
- return (mEfiShellProtocol->CreateFile(DirectoryName,\r
+ return (gEfiShellProtocol->CreateFile(DirectoryName,\r
EFI_FILE_DIRECTORY,\r
FileHandle\r
));\r
EFI_STATUS\r
EFIAPI\r
ShellWriteFile(\r
- IN SHELL_FILE_HANDLE FileHandle,\r
+ IN SHELL_FILE_HANDLE FileHandle,\r
IN OUT UINTN *BufferSize,\r
IN VOID *Buffer\r
)\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
\r
//\r
// We are using UEFI Shell 2.0; see if the event has been triggered\r
//\r
- if (gBS->CheckEvent(mEfiShellProtocol->ExecutionBreak) != EFI_SUCCESS) {\r
+ if (gBS->CheckEvent(gEfiShellProtocol->ExecutionBreak) != EFI_SUCCESS) {\r
return (FALSE);\r
}\r
return (TRUE);\r
//\r
// using EFI Shell; call the function to check\r
//\r
- ASSERT(mEfiShellEnvironment2 != NULL);\r
- return (mEfiShellEnvironment2->GetExecutionBreak());\r
+ if (mEfiShellEnvironment2 != NULL) {\r
+ return (mEfiShellEnvironment2->GetExecutionBreak());\r
+ }\r
+\r
+ return (FALSE);\r
}\r
/**\r
return the value of an environment variable\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellProtocol != NULL) {\r
- return (mEfiShellProtocol->GetEnv(EnvKey));\r
+ if (gEfiShellProtocol != NULL) {\r
+ return (gEfiShellProtocol->GetEnv(EnvKey));\r
}\r
\r
//\r
- // ASSERT that we must have EFI shell\r
+ // Check for EFI shell\r
//\r
- ASSERT(mEfiShellEnvironment2 != NULL);\r
+ if (mEfiShellEnvironment2 != NULL) {\r
+ return (mEfiShellEnvironment2->GetEnv((CHAR16*)EnvKey));\r
+ }\r
\r
- //\r
- // using EFI Shell\r
- //\r
- return (mEfiShellEnvironment2->GetEnv((CHAR16*)EnvKey));\r
+ return NULL;\r
}\r
/**\r
set the value of an environment variable\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellProtocol != NULL) {\r
- return (mEfiShellProtocol->SetEnv(EnvKey, EnvVal, Volatile));\r
+ if (gEfiShellProtocol != NULL) {\r
+ return (gEfiShellProtocol->SetEnv(EnvKey, EnvVal, Volatile));\r
}\r
\r
//\r
@retval EFI_OUT_OF_RESOURCES Out of resources.\r
@retval EFI_UNSUPPORTED The operation is not allowed.\r
**/\r
-\r
EFI_STATUS\r
EFIAPI\r
ShellExecute (\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
//\r
// Call UEFI Shell 2.0 version (not using Output parameter)\r
//\r
- return (mEfiShellProtocol->Execute(ParentHandle,\r
+ return (gEfiShellProtocol->Execute(ParentHandle,\r
CommandLine,\r
EnvironmentVariables,\r
Status));\r
}\r
+\r
//\r
- // ASSERT that we must have EFI shell\r
- //\r
- ASSERT(mEfiShellEnvironment2 != NULL);\r
- //\r
- // Call EFI Shell version (not using EnvironmentVariables or Status parameters)\r
- // Due to oddity in the EFI shell we want to dereference the ParentHandle here\r
+ // Check for EFI shell\r
//\r
- return (mEfiShellEnvironment2->Execute(*ParentHandle,\r
- CommandLine,\r
- Output));\r
+ if (mEfiShellEnvironment2 != NULL) {\r
+ //\r
+ // Call EFI Shell version (not using EnvironmentVariables or Status parameters)\r
+ // Due to oddity in the EFI shell we want to dereference the ParentHandle here\r
+ //\r
+ return (mEfiShellEnvironment2->Execute(*ParentHandle,\r
+ CommandLine,\r
+ Output));\r
+ }\r
+\r
+ return (EFI_UNSUPPORTED);\r
}\r
/**\r
Retreives the current directory path\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellProtocol != NULL) {\r
- return (mEfiShellProtocol->GetCurDir(DeviceName));\r
+ if (gEfiShellProtocol != NULL) {\r
+ return (gEfiShellProtocol->GetCurDir(DeviceName));\r
}\r
+\r
//\r
- // ASSERT that we must have EFI shell\r
+ // Check for EFI shell\r
//\r
- ASSERT(mEfiShellEnvironment2 != NULL);\r
- return (mEfiShellEnvironment2->CurDir(DeviceName));\r
+ if (mEfiShellEnvironment2 != NULL) {\r
+ return (mEfiShellEnvironment2->CurDir(DeviceName));\r
+ }\r
+\r
+ return (NULL);\r
}\r
/**\r
sets (enabled or disabled) the page break mode\r
//\r
// check for UEFI Shell 2.0\r
//\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
//\r
// Enable with UEFI 2.0 Shell\r
//\r
- mEfiShellProtocol->EnablePageBreak();\r
+ gEfiShellProtocol->EnablePageBreak();\r
return;\r
} else {\r
//\r
- // ASSERT that must have EFI Shell\r
- //\r
- ASSERT(mEfiShellEnvironment2 != NULL);\r
+ // Check for EFI shell\r
//\r
- // Enable with EFI Shell\r
- //\r
- mEfiShellEnvironment2->EnablePageBreak (DEFAULT_INIT_ROW, DEFAULT_AUTO_LF);\r
- return;\r
+ if (mEfiShellEnvironment2 != NULL) {\r
+ //\r
+ // Enable with EFI Shell\r
+ //\r
+ mEfiShellEnvironment2->EnablePageBreak (DEFAULT_INIT_ROW, DEFAULT_AUTO_LF);\r
+ return;\r
+ }\r
}\r
} else {\r
//\r
// check for UEFI Shell 2.0\r
//\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
//\r
// Disable with UEFI 2.0 Shell\r
//\r
- mEfiShellProtocol->DisablePageBreak();\r
+ gEfiShellProtocol->DisablePageBreak();\r
return;\r
} else {\r
//\r
- // ASSERT that must have EFI Shell\r
+ // Check for EFI shell\r
//\r
- ASSERT(mEfiShellEnvironment2 != NULL);\r
- //\r
- // Disable with EFI Shell\r
- //\r
- mEfiShellEnvironment2->DisablePageBreak ();\r
- return;\r
+ if (mEfiShellEnvironment2 != NULL) {\r
+ //\r
+ // Disable with EFI Shell\r
+ //\r
+ mEfiShellEnvironment2->DisablePageBreak ();\r
+ return;\r
+ }\r
}\r
}\r
}\r
EFI_SHELL_FILE_INFO based list. it is up to the caller to free the memory via\r
the ShellCloseFileMetaArg function.\r
\r
- @param[in] FileList the EFI shell list type\r
- @param[in,out] ListHead the list to add to\r
+ @param[in] FileList the EFI shell list type\r
+ @param[in, out] ListHead the list to add to\r
\r
@retval the resultant head of the double linked new format list;\r
**/\r
// allocate a new EFI_SHELL_FILE_INFO object\r
//\r
NewInfo = AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));\r
- ASSERT(NewInfo != NULL);\r
if (NewInfo == NULL) {\r
+ ShellCloseFileMetaArg(&(EFI_SHELL_FILE_INFO*)ListHead);\r
+ ListHead = NULL;\r
break;\r
}\r
\r
//\r
// make sure all the memory allocations were sucessful\r
//\r
- ASSERT(NewInfo->FullName != NULL);\r
- ASSERT(NewInfo->FileName != NULL);\r
- ASSERT(NewInfo->Info != NULL);\r
+ if (NULL == NewInfo->FullName || NewInfo->FileName == NULL || NewInfo->Info == NULL) {\r
+ ShellCloseFileMetaArg(&(EFI_SHELL_FILE_INFO*)ListHead);\r
+ ListHead = NULL;\r
+ break;\r
+ }\r
\r
//\r
// Copt the strings and structure\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellProtocol != NULL) {\r
+ if (gEfiShellProtocol != NULL) {\r
if (*ListHead == NULL) {\r
*ListHead = (EFI_SHELL_FILE_INFO*)AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));\r
if (*ListHead == NULL) {\r
}\r
InitializeListHead(&((*ListHead)->Link));\r
}\r
- Status = mEfiShellProtocol->OpenFileList(Arg,\r
+ Status = gEfiShellProtocol->OpenFileList(Arg,\r
OpenMode,\r
ListHead);\r
if (EFI_ERROR(Status)) {\r
- mEfiShellProtocol->RemoveDupInFileList(ListHead);\r
+ gEfiShellProtocol->RemoveDupInFileList(ListHead);\r
} else {\r
- Status = mEfiShellProtocol->RemoveDupInFileList(ListHead);\r
+ Status = gEfiShellProtocol->RemoveDupInFileList(ListHead);\r
}\r
if (*ListHead != NULL && IsListEmpty(&(*ListHead)->Link)) {\r
FreePool(*ListHead);\r
}\r
\r
//\r
- // ASSERT that we must have EFI shell\r
- //\r
- ASSERT(mEfiShellEnvironment2 != NULL);\r
-\r
- //\r
- // make sure the list head is initialized\r
+ // Check for EFI shell\r
//\r
- InitializeListHead(&mOldStyleFileList);\r
+ if (mEfiShellEnvironment2 != NULL) {\r
+ //\r
+ // make sure the list head is initialized\r
+ //\r
+ InitializeListHead(&mOldStyleFileList);\r
\r
- //\r
- // Get the EFI Shell list of files\r
- //\r
- Status = mEfiShellEnvironment2->FileMetaArg(Arg, &mOldStyleFileList);\r
- if (EFI_ERROR(Status)) {\r
- *ListHead = NULL;\r
- return (Status);\r
- }\r
+ //\r
+ // Get the EFI Shell list of files\r
+ //\r
+ Status = mEfiShellEnvironment2->FileMetaArg(Arg, &mOldStyleFileList);\r
+ if (EFI_ERROR(Status)) {\r
+ *ListHead = NULL;\r
+ return (Status);\r
+ }\r
\r
- if (*ListHead == NULL) {\r
- *ListHead = (EFI_SHELL_FILE_INFO *)AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));\r
if (*ListHead == NULL) {\r
- return (EFI_OUT_OF_RESOURCES);\r
+ *ListHead = (EFI_SHELL_FILE_INFO *)AllocateZeroPool(sizeof(EFI_SHELL_FILE_INFO));\r
+ if (*ListHead == NULL) {\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
+ InitializeListHead(&((*ListHead)->Link));\r
}\r
- InitializeListHead(&((*ListHead)->Link));\r
- }\r
\r
- //\r
- // Convert that to equivalent of UEFI Shell 2.0 structure\r
- //\r
- InternalShellConvertFileListType(&mOldStyleFileList, &(*ListHead)->Link);\r
+ //\r
+ // Convert that to equivalent of UEFI Shell 2.0 structure\r
+ //\r
+ InternalShellConvertFileListType(&mOldStyleFileList, &(*ListHead)->Link);\r
\r
- //\r
- // Free the EFI Shell version that was converted.\r
- //\r
- mEfiShellEnvironment2->FreeFileList(&mOldStyleFileList);\r
+ //\r
+ // Free the EFI Shell version that was converted.\r
+ //\r
+ mEfiShellEnvironment2->FreeFileList(&mOldStyleFileList);\r
\r
- if ((*ListHead)->Link.ForwardLink == (*ListHead)->Link.BackLink && (*ListHead)->Link.BackLink == &((*ListHead)->Link)) {\r
- FreePool(*ListHead);\r
- *ListHead = NULL;\r
- Status = EFI_NOT_FOUND;\r
+ if ((*ListHead)->Link.ForwardLink == (*ListHead)->Link.BackLink && (*ListHead)->Link.BackLink == &((*ListHead)->Link)) {\r
+ FreePool(*ListHead);\r
+ *ListHead = NULL;\r
+ Status = EFI_NOT_FOUND;\r
+ }\r
+ return (Status);\r
}\r
\r
- return (Status);\r
+ return (EFI_UNSUPPORTED);\r
}\r
/**\r
Free the linked list returned from ShellOpenFileMetaArg.\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellProtocol != NULL) {\r
- return (mEfiShellProtocol->FreeFileList(ListHead));\r
- } else {\r
+ if (gEfiShellProtocol != NULL) {\r
+ return (gEfiShellProtocol->FreeFileList(ListHead));\r
+ } else if (mEfiShellEnvironment2 != NULL) {\r
//\r
// Since this is EFI Shell version we need to free our internally made copy\r
// of the list\r
}\r
return EFI_SUCCESS;\r
}\r
+\r
+ return (EFI_UNSUPPORTED);\r
}\r
\r
/**\r
Size = StrSize(Path);\r
Size += StrSize(FileName);\r
TestPath = AllocateZeroPool(Size);\r
- ASSERT(TestPath != NULL);\r
if (TestPath == NULL) {\r
return (NULL);\r
}\r
Size = StrSize(Path)+sizeof(CHAR16);\r
Size += StrSize(FileName);\r
TestPath = AllocateZeroPool(Size);\r
+ if (TestPath == NULL) {\r
+ return (NULL);\r
+ }\r
Walker = (CHAR16*)Path;\r
do {\r
CopyMem(TestPath, Walker, StrSize(Walker));\r
- TempChar = StrStr(TestPath, L";");\r
- if (TempChar != NULL) {\r
- *TempChar = CHAR_NULL;\r
- }\r
- if (TestPath[StrLen(TestPath)-1] != L'\\') {\r
- StrCat(TestPath, L"\\");\r
- }\r
- StrCat(TestPath, FileName);\r
- if (StrStr(Walker, L";") != NULL) {\r
- Walker = StrStr(Walker, L";") + 1;\r
- } else {\r
- Walker = NULL;\r
- }\r
- Status = ShellOpenFileByName(TestPath, &Handle, EFI_FILE_MODE_READ, 0);\r
- if (!EFI_ERROR(Status)){\r
- if (FileHandleIsDirectory(Handle) != EFI_SUCCESS) {\r
- ASSERT(RetVal == NULL);\r
- RetVal = StrnCatGrow(&RetVal, NULL, TestPath, 0);\r
- ShellCloseFile(&Handle);\r
- break;\r
+ if (TestPath != NULL) {\r
+ TempChar = StrStr(TestPath, L";");\r
+ if (TempChar != NULL) {\r
+ *TempChar = CHAR_NULL;\r
+ }\r
+ if (TestPath[StrLen(TestPath)-1] != L'\\') {\r
+ StrCat(TestPath, L"\\");\r
+ }\r
+ if (FileName[0] == L'\\') {\r
+ FileName++;\r
+ }\r
+ StrCat(TestPath, FileName);\r
+ if (StrStr(Walker, L";") != NULL) {\r
+ Walker = StrStr(Walker, L";") + 1;\r
} else {\r
- ShellCloseFile(&Handle);\r
+ Walker = NULL;\r
+ }\r
+ Status = ShellOpenFileByName(TestPath, &Handle, EFI_FILE_MODE_READ, 0);\r
+ if (!EFI_ERROR(Status)){\r
+ if (FileHandleIsDirectory(Handle) != EFI_SUCCESS) {\r
+ ASSERT(RetVal == NULL);\r
+ RetVal = StrnCatGrow(&RetVal, NULL, TestPath, 0);\r
+ ShellCloseFile(&Handle);\r
+ break;\r
+ } else {\r
+ ShellCloseFile(&Handle);\r
+ }\r
}\r
}\r
} while (Walker != NULL && Walker[0] != CHAR_NULL);\r
Size = StrSize(FileName);\r
Size += StrSize(FileExtension);\r
TestPath = AllocateZeroPool(Size);\r
- ASSERT(TestPath != NULL);\r
if (TestPath == NULL) {\r
return (NULL);\r
}\r
InternalIsOnCheckList (\r
IN CONST CHAR16 *Name,\r
IN CONST SHELL_PARAM_ITEM *CheckList,\r
- OUT SHELL_PARAM_TYPE *Type\r
+ OUT SHELL_PARAM_TYPE *Type\r
)\r
{\r
SHELL_PARAM_ITEM *TempListItem;\r
+ CHAR16 *TempString;\r
\r
//\r
// ASSERT that all 3 pointer parameters aren't NULL\r
if ((StrCmp(Name, L"-?") == 0) ||\r
(StrCmp(Name, L"-b") == 0)\r
) {\r
+ *Type = TypeFlag;\r
return (TRUE);\r
}\r
\r
// If the Type is TypeStart only check the first characters of the passed in param\r
// If it matches set the type and return TRUE\r
//\r
- if (TempListItem->Type == TypeStart && StrnCmp(Name, TempListItem->Name, StrLen(TempListItem->Name)) == 0) {\r
- *Type = TempListItem->Type;\r
- return (TRUE);\r
- } else if (StrCmp(Name, TempListItem->Name) == 0) {\r
+ if (TempListItem->Type == TypeStart) { \r
+ if (StrnCmp(Name, TempListItem->Name, StrLen(TempListItem->Name)) == 0) {\r
+ *Type = TempListItem->Type;\r
+ return (TRUE);\r
+ }\r
+ TempString = NULL;\r
+ TempString = StrnCatGrow(&TempString, NULL, Name, StrLen(TempListItem->Name));\r
+ if (TempString != NULL) {\r
+ if (StringNoCaseCompare(&TempString, &TempListItem->Name) == 0) {\r
+ *Type = TempListItem->Type;\r
+ FreePool(TempString);\r
+ return (TRUE);\r
+ }\r
+ FreePool(TempString);\r
+ }\r
+ } else if (StringNoCaseCompare(&Name, &TempListItem->Name) == 0) {\r
*Type = TempListItem->Type;\r
return (TRUE);\r
}\r
)\r
{\r
UINTN LoopCounter;\r
- SHELL_PARAM_TYPE CurrentItemType;\r
+ SHELL_PARAM_TYPE CurrentItemType;\r
SHELL_PARAM_PACKAGE *CurrentItemPackage;\r
UINTN GetItemValue;\r
UINTN ValueSize;\r
UINTN Count;\r
+ CONST CHAR16 *TempPointer;\r
\r
CurrentItemPackage = NULL;\r
GetItemValue = 0;\r
// initialize the linked list\r
//\r
*CheckPackage = (LIST_ENTRY*)AllocateZeroPool(sizeof(LIST_ENTRY));\r
+ if (*CheckPackage == NULL) {\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
+\r
InitializeListHead(*CheckPackage);\r
\r
//\r
//\r
// this is a flag\r
//\r
- CurrentItemPackage = AllocatePool(sizeof(SHELL_PARAM_PACKAGE));\r
- ASSERT(CurrentItemPackage != NULL);\r
- CurrentItemPackage->Name = AllocatePool(StrSize(Argv[LoopCounter]));\r
- ASSERT(CurrentItemPackage->Name != NULL);\r
+ CurrentItemPackage = AllocateZeroPool(sizeof(SHELL_PARAM_PACKAGE));\r
+ if (CurrentItemPackage == NULL) {\r
+ ShellCommandLineFreeVarList(*CheckPackage);\r
+ *CheckPackage = NULL;\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
+ CurrentItemPackage->Name = AllocateZeroPool(StrSize(Argv[LoopCounter]));\r
+ if (CurrentItemPackage->Name == NULL) {\r
+ ShellCommandLineFreeVarList(*CheckPackage);\r
+ *CheckPackage = NULL;\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
StrCpy(CurrentItemPackage->Name, Argv[LoopCounter]);\r
CurrentItemPackage->Type = CurrentItemType;\r
CurrentItemPackage->OriginalPosition = (UINTN)(-1);\r
//\r
// add this one as a non-flag\r
//\r
- CurrentItemPackage = AllocatePool(sizeof(SHELL_PARAM_PACKAGE));\r
- ASSERT(CurrentItemPackage != NULL);\r
+\r
+ TempPointer = Argv[LoopCounter];\r
+ if ((*TempPointer == L'^' && *(TempPointer+1) == L'-') \r
+ || (*TempPointer == L'^' && *(TempPointer+1) == L'/')\r
+ || (*TempPointer == L'^' && *(TempPointer+1) == L'+')\r
+ ){\r
+ TempPointer++;\r
+ }\r
+ CurrentItemPackage = AllocateZeroPool(sizeof(SHELL_PARAM_PACKAGE));\r
+ if (CurrentItemPackage == NULL) {\r
+ ShellCommandLineFreeVarList(*CheckPackage);\r
+ *CheckPackage = NULL;\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
CurrentItemPackage->Name = NULL;\r
CurrentItemPackage->Type = TypePosition;\r
- CurrentItemPackage->Value = AllocatePool(StrSize(Argv[LoopCounter]));\r
- ASSERT(CurrentItemPackage->Value != NULL);\r
- StrCpy(CurrentItemPackage->Value, Argv[LoopCounter]);\r
+ CurrentItemPackage->Value = AllocateZeroPool(StrSize(TempPointer));\r
+ if (CurrentItemPackage->Value == NULL) {\r
+ ShellCommandLineFreeVarList(*CheckPackage);\r
+ *CheckPackage = NULL;\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
+ StrCpy(CurrentItemPackage->Value, TempPointer);\r
CurrentItemPackage->OriginalPosition = Count++;\r
InsertHeadList(*CheckPackage, &CurrentItemPackage->Link);\r
- } else if (ProblemParam != NULL) {\r
+ } else {\r
//\r
// this was a non-recognised flag... error!\r
//\r
- *ProblemParam = AllocatePool(StrSize(Argv[LoopCounter]));\r
- ASSERT(*ProblemParam != NULL);\r
- StrCpy(*ProblemParam, Argv[LoopCounter]);\r
+ if (ProblemParam != NULL) {\r
+ *ProblemParam = AllocateZeroPool(StrSize(Argv[LoopCounter]));\r
+ if (*ProblemParam != NULL) {\r
+ StrCpy(*ProblemParam, Argv[LoopCounter]); \r
+ }\r
+ }\r
ShellCommandLineFreeVarList(*CheckPackage);\r
*CheckPackage = NULL;\r
return (EFI_VOLUME_CORRUPTED);\r
- } else {\r
- //ASSERT(FALSE);\r
}\r
}\r
if (GetItemValue != 0) {\r
//\r
// Check for UEFI Shell 2.0 protocols\r
//\r
- if (mEfiShellParametersProtocol != NULL) {\r
+ if (gEfiShellParametersProtocol != NULL) {\r
return (InternalCommandLineParse(CheckList,\r
CheckPackage,\r
ProblemParam,\r
AutoPageBreak,\r
- (CONST CHAR16**) mEfiShellParametersProtocol->Argv,\r
- mEfiShellParametersProtocol->Argc,\r
+ (CONST CHAR16**) gEfiShellParametersProtocol->Argv,\r
+ gEfiShellParametersProtocol->Argc,\r
AlwaysAllowNumbers));\r
}\r
\r
)\r
{\r
LIST_ENTRY *Node;\r
+ CHAR16 *TempString;\r
\r
//\r
// ASSERT that both CheckPackage and KeyString aren't NULL\r
for ( Node = GetFirstNode(CheckPackage)\r
; !IsNull (CheckPackage, Node)\r
; Node = GetNextNode(CheckPackage, Node)\r
- ){\r
+ ){\r
//\r
// If the Name matches, return TRUE (and there may be NULL name)\r
//\r
//\r
// If Type is TypeStart then only compare the begining of the strings\r
//\r
- if ( ((SHELL_PARAM_PACKAGE*)Node)->Type == TypeStart\r
- && StrnCmp(KeyString, ((SHELL_PARAM_PACKAGE*)Node)->Name, StrLen(KeyString)) == 0\r
- ){\r
- return (TRUE);\r
- } else if (StrCmp(KeyString, ((SHELL_PARAM_PACKAGE*)Node)->Name) == 0) {\r
+ if (((SHELL_PARAM_PACKAGE*)Node)->Type == TypeStart) {\r
+ if (StrnCmp(KeyString, ((SHELL_PARAM_PACKAGE*)Node)->Name, StrLen(KeyString)) == 0) {\r
+ return (TRUE);\r
+ }\r
+ TempString = NULL;\r
+ TempString = StrnCatGrow(&TempString, NULL, KeyString, StrLen(((SHELL_PARAM_PACKAGE*)Node)->Name));\r
+ if (TempString != NULL) {\r
+ if (StringNoCaseCompare(&KeyString, &((SHELL_PARAM_PACKAGE*)Node)->Name) == 0) {\r
+ FreePool(TempString);\r
+ return (TRUE);\r
+ }\r
+ FreePool(TempString);\r
+ }\r
+ } else if (StringNoCaseCompare(&KeyString, &((SHELL_PARAM_PACKAGE*)Node)->Name) == 0) {\r
return (TRUE);\r
}\r
}\r
)\r
{\r
LIST_ENTRY *Node;\r
+ CHAR16 *TempString;\r
\r
//\r
// check for CheckPackage == NULL\r
for ( Node = GetFirstNode(CheckPackage)\r
; !IsNull (CheckPackage, Node)\r
; Node = GetNextNode(CheckPackage, Node)\r
- ){\r
+ ){\r
//\r
- // If the Name matches, return the value (name can be NULL)\r
+ // If the Name matches, return TRUE (and there may be NULL name)\r
//\r
if (((SHELL_PARAM_PACKAGE*)Node)->Name != NULL) {\r
//\r
// If Type is TypeStart then only compare the begining of the strings\r
//\r
- if ( ((SHELL_PARAM_PACKAGE*)Node)->Type == TypeStart\r
- && StrnCmp(KeyString, ((SHELL_PARAM_PACKAGE*)Node)->Name, StrLen(KeyString)) == 0\r
- ){\r
- //\r
- // return the string part after the flag\r
- //\r
- return (((SHELL_PARAM_PACKAGE*)Node)->Name + StrLen(KeyString));\r
- } else if (StrCmp(KeyString, ((SHELL_PARAM_PACKAGE*)Node)->Name) == 0) {\r
- //\r
- // return the value\r
- //\r
+ if (((SHELL_PARAM_PACKAGE*)Node)->Type == TypeStart) {\r
+ if (StrnCmp(KeyString, ((SHELL_PARAM_PACKAGE*)Node)->Name, StrLen(KeyString)) == 0) {\r
+ return (((SHELL_PARAM_PACKAGE*)Node)->Name + StrLen(KeyString));\r
+ }\r
+ TempString = NULL;\r
+ TempString = StrnCatGrow(&TempString, NULL, KeyString, StrLen(((SHELL_PARAM_PACKAGE*)Node)->Name));\r
+ if (TempString != NULL) {\r
+ if (StringNoCaseCompare(&KeyString, &((SHELL_PARAM_PACKAGE*)Node)->Name) == 0) {\r
+ FreePool(TempString);\r
+ return (((SHELL_PARAM_PACKAGE*)Node)->Name + StrLen(KeyString));\r
+ }\r
+ FreePool(TempString);\r
+ }\r
+ } else if (StringNoCaseCompare(&KeyString, &((SHELL_PARAM_PACKAGE*)Node)->Name) == 0) {\r
return (((SHELL_PARAM_PACKAGE*)Node)->Value);\r
}\r
}\r
\r
If the string would grow bigger than NewSize it will halt and return error.\r
\r
- @param[in] SourceString The string with source buffer.\r
- @param[in,out] NewString The string with resultant buffer.\r
- @param[in] NewSize The size in bytes of NewString.\r
- @param[in] FindTarget The string to look for.\r
- @param[in] ReplaceWith The string to replace FindTarget with.\r
- @param[in] SkipPreCarrot If TRUE will skip a FindTarget that has a '^'\r
- immediately before it.\r
- @param[in] ParameterReplacing If TRUE will add "" around items with spaces.\r
+ @param[in] SourceString The string with source buffer.\r
+ @param[in, out] NewString The string with resultant buffer.\r
+ @param[in] NewSize The size in bytes of NewString.\r
+ @param[in] FindTarget The string to look for.\r
+ @param[in] ReplaceWith The string to replace FindTarget with.\r
+ @param[in] SkipPreCarrot If TRUE will skip a FindTarget that has a '^'\r
+ immediately before it.\r
+ @param[in] ParameterReplacing If TRUE will add "" around items with spaces.\r
\r
@retval EFI_INVALID_PARAMETER SourceString was NULL.\r
@retval EFI_INVALID_PARAMETER NewString was NULL.\r
Replace = StrnCatGrow(&Replace, NULL, ReplaceWith, 0);\r
} else {\r
Replace = AllocateZeroPool(StrSize(ReplaceWith) + 2*sizeof(CHAR16));\r
- UnicodeSPrint(Replace, StrSize(ReplaceWith) + 2*sizeof(CHAR16), L"\"%s\"", ReplaceWith);\r
+ if (Replace != NULL) {\r
+ UnicodeSPrint(Replace, StrSize(ReplaceWith) + 2*sizeof(CHAR16), L"\"%s\"", ReplaceWith);\r
+ }\r
+ }\r
+ if (Replace == NULL) {\r
+ return (EFI_OUT_OF_RESOURCES);\r
}\r
NewString = SetMem16(NewString, NewSize, CHAR_NULL);\r
while (*SourceString != CHAR_NULL) {\r
if (Size == 0) {\r
return (EFI_SUCCESS);\r
}\r
- if (mEfiShellParametersProtocol != NULL) {\r
- return (mEfiShellProtocol->WriteFile(mEfiShellParametersProtocol->StdOut, &Size, (VOID*)String));\r
+ if (gEfiShellParametersProtocol != NULL) {\r
+ return (gEfiShellProtocol->WriteFile(gEfiShellParametersProtocol->StdOut, &Size, (VOID*)String));\r
}\r
if (mEfiShellInterface != NULL) {\r
//\r
\r
Note: The background color is controlled by the shell command cls.\r
\r
- @param[in] Row the row to print at\r
@param[in] Col the column to print at\r
+ @param[in] Row the row to print at\r
@param[in] Format the format string\r
@param[in] Marker the marker for the variable argument list\r
\r
IN INT32 Col OPTIONAL,\r
IN INT32 Row OPTIONAL,\r
IN CONST CHAR16 *Format,\r
- VA_LIST Marker\r
+ IN VA_LIST Marker\r
)\r
{\r
EFI_STATUS Status;\r
CHAR16 *ResumeLocation;\r
CHAR16 *FormatWalker;\r
UINTN OriginalAttribute;\r
+ CHAR16 *mPostReplaceFormat;\r
+ CHAR16 *mPostReplaceFormat2;\r
+\r
+ mPostReplaceFormat = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));\r
+ mPostReplaceFormat2 = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));\r
+\r
+ if (mPostReplaceFormat == NULL || mPostReplaceFormat2 == NULL) {\r
+ SHELL_FREE_NON_NULL(mPostReplaceFormat);\r
+ SHELL_FREE_NON_NULL(mPostReplaceFormat2);\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
\r
Status = EFI_SUCCESS;\r
OriginalAttribute = gST->ConOut->Mode->Attribute;\r
\r
if (Col != -1 && Row != -1) {\r
Status = gST->ConOut->SetCursorPosition(gST->ConOut, Col, Row);\r
- ASSERT_EFI_ERROR(Status);\r
}\r
\r
FormatWalker = mPostReplaceFormat2;\r
// update the attribute\r
//\r
if (ResumeLocation != NULL) {\r
- switch (*(ResumeLocation+1)) {\r
- case (L'N'):\r
- gST->ConOut->SetAttribute(gST->ConOut, OriginalAttribute);\r
- break;\r
- case (L'E'):\r
- gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_YELLOW, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
- break;\r
- case (L'H'):\r
- gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_WHITE, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
- break;\r
- case (L'B'):\r
- gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_BLUE, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
- break;\r
- case (L'V'):\r
- gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_GREEN, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
- break;\r
- default:\r
- //\r
- // Print a simple '%' symbol\r
- //\r
- Status = InternalPrintTo(L"%");\r
- if (EFI_ERROR(Status)) {\r
+ if (*(ResumeLocation-1) == L'^') {\r
+ //\r
+ // Print a simple '%' symbol\r
+ //\r
+ Status = InternalPrintTo(L"%");\r
+ ResumeLocation = ResumeLocation - 1;\r
+ } else {\r
+ switch (*(ResumeLocation+1)) {\r
+ case (L'N'):\r
+ gST->ConOut->SetAttribute(gST->ConOut, OriginalAttribute);\r
break;\r
- }\r
- ResumeLocation = ResumeLocation - 1;\r
- break;\r
+ case (L'E'):\r
+ gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_YELLOW, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
+ break;\r
+ case (L'H'):\r
+ gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_WHITE, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
+ break;\r
+ case (L'B'):\r
+ gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_BLUE, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
+ break;\r
+ case (L'V'):\r
+ gST->ConOut->SetAttribute(gST->ConOut, EFI_TEXT_ATTR(EFI_GREEN, ((OriginalAttribute&(BIT4|BIT5|BIT6))>>4)));\r
+ break;\r
+ default:\r
+ //\r
+ // Print a simple '%' symbol\r
+ //\r
+ Status = InternalPrintTo(L"%");\r
+ if (EFI_ERROR(Status)) {\r
+ break;\r
+ }\r
+ ResumeLocation = ResumeLocation - 1;\r
+ break;\r
+ }\r
}\r
} else {\r
//\r
}\r
\r
gST->ConOut->SetAttribute(gST->ConOut, OriginalAttribute);\r
+\r
+ SHELL_FREE_NON_NULL(mPostReplaceFormat);\r
+ SHELL_FREE_NON_NULL(mPostReplaceFormat2);\r
return (Status);\r
}\r
\r
{\r
VA_LIST Marker;\r
EFI_STATUS RetVal;\r
+ if (Format == NULL) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
VA_START (Marker, Format);\r
RetVal = InternalShellPrintWorker(Col, Row, Format, Marker);\r
VA_END(Marker);\r
{\r
EFI_STATUS Status;\r
SHELL_FILE_HANDLE Handle;\r
- CHAR16 *TempLocation;\r
+ CHAR16 *TempLocation;\r
+ CHAR16 *TempLocation2;\r
\r
ASSERT(DirName != NULL);\r
\r
//\r
// try good logic first.\r
//\r
- if (mEfiShellProtocol != NULL) {\r
- TempLocation = StrnCatGrow(&TempLocation, NULL, DirName, 0);\r
- if (StrStr(TempLocation, L":") != NULL && StrLen(StrStr(TempLocation, L":")) == 2) {\r
- *(StrStr(TempLocation, L":")+1) = CHAR_NULL;\r
+ if (gEfiShellProtocol != NULL) {\r
+ TempLocation = StrnCatGrow(&TempLocation, NULL, DirName, 0);\r
+ TempLocation2 = StrStr(TempLocation, L":");\r
+ if (TempLocation2 != NULL && StrLen(StrStr(TempLocation, L":")) == 2) {\r
+ *(TempLocation2+1) = CHAR_NULL;\r
}\r
- if (mEfiShellProtocol->GetDevicePathFromMap(TempLocation) != NULL) {\r
+ if (gEfiShellProtocol->GetDevicePathFromMap(TempLocation) != NULL) {\r
FreePool(TempLocation);\r
return (EFI_SUCCESS);\r
}\r
FreePool(NewName);\r
return (Status);\r
}\r
+\r
/**\r
Function to determine whether a string is decimal or hex representation of a number\r
and return the number converted from the string.\r
\r
@param[in] String String representation of a number\r
\r
- @retval all the number\r
+ @return the number\r
+ @retval (UINTN)(-1) An error ocurred.\r
**/\r
UINTN\r
EFIAPI\r
IN CONST CHAR16 *String\r
)\r
{\r
- CONST CHAR16 *Walker;\r
- for (Walker = String; Walker != NULL && *Walker != CHAR_NULL && *Walker == L' '; Walker++);\r
- if (Walker == NULL || *Walker == CHAR_NULL) {\r
- ASSERT(FALSE);\r
- return ((UINTN)(-1));\r
- } else {\r
- if (StrnCmp(Walker, L"0x", 2) == 0 || StrnCmp(Walker, L"0X", 2) == 0){\r
- return (StrHexToUintn(Walker));\r
- }\r
- return (StrDecimalToUintn(Walker));\r
+ UINT64 RetVal;\r
+ BOOLEAN Hex;\r
+\r
+ Hex = FALSE;\r
+\r
+ if (!InternalShellIsHexOrDecimalNumber(String, Hex, TRUE)) {\r
+ Hex = TRUE;\r
+ }\r
+\r
+ if (!EFI_ERROR(ShellConvertStringToUint64(String, &RetVal, Hex, TRUE))) {\r
+ return ((UINTN)RetVal);\r
}\r
+ return ((UINTN)(-1));\r
}\r
\r
/**\r
if Destination's current length (including NULL terminator) is already more then\r
CurrentSize, then ASSERT()\r
\r
- @param[in,out] Destination The String to append onto\r
- @param[in,out] CurrentSize on call the number of bytes in Destination. On\r
+ @param[in, out] Destination The String to append onto\r
+ @param[in, out] CurrentSize on call the number of bytes in Destination. On\r
return possibly the new size (still in bytes). if NULL\r
then allocate whatever is needed.\r
@param[in] Source The String to append from\r
NewSize += 2 * Count * sizeof(CHAR16);\r
}\r
*Destination = ReallocatePool(*CurrentSize, NewSize, *Destination);\r
- ASSERT(*Destination != NULL);\r
*CurrentSize = NewSize;\r
} else {\r
*Destination = AllocateZeroPool((Count+1)*sizeof(CHAR16));\r
- ASSERT(*Destination != NULL);\r
}\r
\r
//\r
Buffer = NULL;\r
Size = 0;\r
if (Type != ShellPromptResponseTypeFreeform) {\r
- Resp = (SHELL_PROMPT_RESPONSE*)AllocatePool(sizeof(SHELL_PROMPT_RESPONSE));\r
+ Resp = (SHELL_PROMPT_RESPONSE*)AllocateZeroPool(sizeof(SHELL_PROMPT_RESPONSE));\r
+ if (Resp == NULL) {\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
}\r
\r
switch(Type) {\r
**/\r
BOOLEAN\r
EFIAPI\r
-ShellIsHexOrDecimalNumber (\r
+InternalShellIsHexOrDecimalNumber (\r
IN CONST CHAR16 *String,\r
IN CONST BOOLEAN ForceHex,\r
IN CONST BOOLEAN StopAtSpace\r
}\r
}\r
}\r
+\r
return (TRUE);\r
}\r
\r
\r
return (EFI_SUCCESS);\r
}\r
+\r
+/**\r
+ Convert a Unicode character to upper case only if \r
+ it maps to a valid small-case ASCII character.\r
+\r
+ This internal function only deal with Unicode character\r
+ which maps to a valid small-case ASCII character, i.e.\r
+ L'a' to L'z'. For other Unicode character, the input character\r
+ is returned directly.\r
+\r
+ @param Char The character to convert.\r
+\r
+ @retval LowerCharacter If the Char is with range L'a' to L'z'.\r
+ @retval Unchanged Otherwise.\r
+\r
+**/\r
+CHAR16\r
+EFIAPI\r
+InternalShellCharToUpper (\r
+ IN CHAR16 Char\r
+ )\r
+{\r
+ if (Char >= L'a' && Char <= L'z') {\r
+ return (CHAR16) (Char - (L'a' - L'A'));\r
+ }\r
+\r
+ return Char;\r
+}\r
+\r
+/**\r
+ Convert a Unicode character to numerical value.\r
+\r
+ This internal function only deal with Unicode character\r
+ which maps to a valid hexadecimal ASII character, i.e.\r
+ L'0' to L'9', L'a' to L'f' or L'A' to L'F'. For other \r
+ Unicode character, the value returned does not make sense.\r
+\r
+ @param Char The character to convert.\r
+\r
+ @return The numerical value converted.\r
+\r
+**/\r
+UINTN\r
+EFIAPI\r
+InternalShellHexCharToUintn (\r
+ IN CHAR16 Char\r
+ )\r
+{\r
+ if (ShellIsDecimalDigitCharacter (Char)) {\r
+ return Char - L'0';\r
+ }\r
+\r
+ return (UINTN) (10 + InternalShellCharToUpper (Char) - L'A');\r
+}\r
+\r
+/**\r
+ Convert a Null-terminated Unicode hexadecimal string to a value of type UINT64.\r
+\r
+ This function returns a value of type UINTN by interpreting the contents\r
+ of the Unicode string specified by String as a hexadecimal number.\r
+ The format of the input Unicode string String is:\r
+\r
+ [spaces][zeros][x][hexadecimal digits].\r
+\r
+ The valid hexadecimal digit character is in the range [0-9], [a-f] and [A-F].\r
+ The prefix "0x" is optional. Both "x" and "X" is allowed in "0x" prefix.\r
+ If "x" appears in the input string, it must be prefixed with at least one 0.\r
+ The function will ignore the pad space, which includes spaces or tab characters,\r
+ before [zeros], [x] or [hexadecimal digit]. The running zero before [x] or\r
+ [hexadecimal digit] will be ignored. Then, the decoding starts after [x] or the\r
+ first valid hexadecimal digit. Then, the function stops at the first character that is\r
+ a not a valid hexadecimal character or NULL, whichever one comes first.\r
+\r
+ If String has only pad spaces, then zero is returned.\r
+ If String has no leading pad spaces, leading zeros or valid hexadecimal digits,\r
+ then zero is returned.\r
+\r
+ @param[in] String A pointer to a Null-terminated Unicode string.\r
+ @param[out] Value Upon a successful return the value of the conversion.\r
+ @param[in] StopAtSpace FALSE to skip spaces.\r
+\r
+ @retval EFI_SUCCESS The conversion was successful.\r
+ @retval EFI_INVALID_PARAMETER A parameter was NULL or invalid.\r
+ @retval EFI_DEVICE_ERROR An overflow occured.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+InternalShellStrHexToUint64 (\r
+ IN CONST CHAR16 *String,\r
+ OUT UINT64 *Value,\r
+ IN CONST BOOLEAN StopAtSpace\r
+ )\r
+{\r
+ UINT64 Result;\r
+\r
+ if (String == NULL || StrSize(String) == 0 || Value == NULL) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+ \r
+ //\r
+ // Ignore the pad spaces (space or tab) \r
+ //\r
+ while ((*String == L' ') || (*String == L'\t')) {\r
+ String++;\r
+ }\r
+\r
+ //\r
+ // Ignore leading Zeros after the spaces\r
+ //\r
+ while (*String == L'0') {\r
+ String++;\r
+ }\r
+\r
+ if (InternalShellCharToUpper (*String) == L'X') {\r
+ if (*(String - 1) != L'0') {\r
+ return 0;\r
+ }\r
+ //\r
+ // Skip the 'X'\r
+ //\r
+ String++;\r
+ }\r
+\r
+ Result = 0;\r
+ \r
+ //\r
+ // Skip spaces if requested\r
+ //\r
+ while (StopAtSpace && *String == L' ') {\r
+ String++;\r
+ }\r
+ \r
+ while (ShellIsHexaDecimalDigitCharacter (*String)) {\r
+ //\r
+ // If the Hex Number represented by String overflows according \r
+ // to the range defined by UINTN, then ASSERT().\r
+ //\r
+ if (!(Result <= (RShiftU64((((UINT64) ~0) - InternalShellHexCharToUintn (*String)), 4)))) {\r
+// if (!(Result <= ((((UINT64) ~0) - InternalShellHexCharToUintn (*String)) >> 4))) {\r
+ return (EFI_DEVICE_ERROR);\r
+ }\r
+\r
+ Result = (LShiftU64(Result, 4));\r
+ Result += InternalShellHexCharToUintn (*String);\r
+ String++;\r
+\r
+ //\r
+ // Skip spaces if requested\r
+ //\r
+ while (StopAtSpace && *String == L' ') {\r
+ String++;\r
+ }\r
+ }\r
+\r
+ *Value = Result;\r
+ return (EFI_SUCCESS);\r
+}\r
+\r
+/**\r
+ Convert a Null-terminated Unicode decimal string to a value of\r
+ type UINT64.\r
+\r
+ This function returns a value of type UINT64 by interpreting the contents\r
+ of the Unicode string specified by String as a decimal number. The format\r
+ of the input Unicode string String is:\r
+\r
+ [spaces] [decimal digits].\r
+\r
+ The valid decimal digit character is in the range [0-9]. The\r
+ function will ignore the pad space, which includes spaces or\r
+ tab characters, before [decimal digits]. The running zero in the\r
+ beginning of [decimal digits] will be ignored. Then, the function\r
+ stops at the first character that is a not a valid decimal character\r
+ or a Null-terminator, whichever one comes first.\r
+\r
+ If String has only pad spaces, then 0 is returned.\r
+ If String has no pad spaces or valid decimal digits,\r
+ then 0 is returned.\r
+\r
+ @param[in] String A pointer to a Null-terminated Unicode string.\r
+ @param[out] Value Upon a successful return the value of the conversion.\r
+ @param[in] StopAtSpace FALSE to skip spaces.\r
+\r
+ @retval EFI_SUCCESS The conversion was successful.\r
+ @retval EFI_INVALID_PARAMETER A parameter was NULL or invalid.\r
+ @retval EFI_DEVICE_ERROR An overflow occured.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+InternalShellStrDecimalToUint64 (\r
+ IN CONST CHAR16 *String,\r
+ OUT UINT64 *Value,\r
+ IN CONST BOOLEAN StopAtSpace\r
+ )\r
+{\r
+ UINT64 Result;\r
+\r
+ if (String == NULL || StrSize (String) == 0 || Value == NULL) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+\r
+ //\r
+ // Ignore the pad spaces (space or tab)\r
+ //\r
+ while ((*String == L' ') || (*String == L'\t')) {\r
+ String++;\r
+ }\r
+\r
+ //\r
+ // Ignore leading Zeros after the spaces\r
+ //\r
+ while (*String == L'0') {\r
+ String++;\r
+ }\r
+\r
+ Result = 0;\r
+\r
+ //\r
+ // Skip spaces if requested\r
+ //\r
+ while (StopAtSpace && *String == L' ') {\r
+ String++;\r
+ }\r
+ while (ShellIsDecimalDigitCharacter (*String)) {\r
+ //\r
+ // If the number represented by String overflows according \r
+ // to the range defined by UINT64, then ASSERT().\r
+ //\r
+ \r
+ if (!(Result <= (DivU64x32((((UINT64) ~0) - (*String - L'0')),10)))) {\r
+ return (EFI_DEVICE_ERROR);\r
+ }\r
+\r
+ Result = MultU64x32(Result, 10) + (*String - L'0');\r
+ String++;\r
+\r
+ //\r
+ // Stop at spaces if requested\r
+ //\r
+ if (StopAtSpace && *String == L' ') {\r
+ break;\r
+ }\r
+ }\r
+\r
+ *Value = Result;\r
+ \r
+ return (EFI_SUCCESS);\r
+}\r
+\r
+/**\r
+ Function to verify and convert a string to its numerical value.\r
+\r
+ If Hex it must be preceeded with a 0x, 0X, or has ForceHex set TRUE.\r
+\r
+ @param[in] String The string to evaluate.\r
+ @param[out] Value Upon a successful return the value of the conversion.\r
+ @param[in] ForceHex TRUE - always assume hex.\r
+ @param[in] StopAtSpace FALSE to skip spaces.\r
+ \r
+ @retval EFI_SUCCESS The conversion was successful.\r
+ @retval EFI_INVALID_PARAMETER String contained an invalid character.\r
+ @retval EFI_NOT_FOUND String was a number, but Value was NULL.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ShellConvertStringToUint64(\r
+ IN CONST CHAR16 *String,\r
+ OUT UINT64 *Value,\r
+ IN CONST BOOLEAN ForceHex,\r
+ IN CONST BOOLEAN StopAtSpace\r
+ )\r
+{\r
+ UINT64 RetVal;\r
+ CONST CHAR16 *Walker;\r
+ EFI_STATUS Status;\r
+ BOOLEAN Hex;\r
+\r
+ Hex = ForceHex;\r
+\r
+ if (!InternalShellIsHexOrDecimalNumber(String, Hex, StopAtSpace)) {\r
+ if (!Hex) {\r
+ Hex = TRUE;\r
+ if (!InternalShellIsHexOrDecimalNumber(String, Hex, StopAtSpace)) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+ } else {\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+ }\r
+\r
+ //\r
+ // Chop off leading spaces\r
+ //\r
+ for (Walker = String; Walker != NULL && *Walker != CHAR_NULL && *Walker == L' '; Walker++);\r
+\r
+ //\r
+ // make sure we have something left that is numeric.\r
+ //\r
+ if (Walker == NULL || *Walker == CHAR_NULL || !InternalShellIsHexOrDecimalNumber(Walker, Hex, StopAtSpace)) {\r
+ return (EFI_INVALID_PARAMETER);\r
+ } \r
+\r
+ //\r
+ // do the conversion.\r
+ //\r
+ if (Hex || StrnCmp(Walker, L"0x", 2) == 0 || StrnCmp(Walker, L"0X", 2) == 0){\r
+ Status = InternalShellStrHexToUint64(Walker, &RetVal, StopAtSpace);\r
+ } else {\r
+ Status = InternalShellStrDecimalToUint64(Walker, &RetVal, StopAtSpace);\r
+ }\r
+\r
+ if (Value == NULL && !EFI_ERROR(Status)) {\r
+ return (EFI_NOT_FOUND);\r
+ }\r
+\r
+ if (Value != NULL) {\r
+ *Value = RetVal;\r
+ }\r
+\r
+ return (Status);\r
+}\r
+\r
+/**\r
+ Function to determin if an entire string is a valid number.\r
+\r
+ If Hex it must be preceeded with a 0x or has ForceHex, set TRUE.\r
+\r
+ @param[in] String The string to evaluate.\r
+ @param[in] ForceHex TRUE - always assume hex.\r
+ @param[in] StopAtSpace TRUE to halt upon finding a space, FALSE to keep going.\r
+\r
+ @retval TRUE It is all numeric (dec/hex) characters.\r
+ @retval FALSE There is a non-numeric character.\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+ShellIsHexOrDecimalNumber (\r
+ IN CONST CHAR16 *String,\r
+ IN CONST BOOLEAN ForceHex,\r
+ IN CONST BOOLEAN StopAtSpace\r
+ )\r
+{\r
+ if (ShellConvertStringToUint64(String, NULL, ForceHex, StopAtSpace) == EFI_NOT_FOUND) {\r
+ return (TRUE);\r
+ }\r
+ return (FALSE);\r
+}\r
+\r
+/**\r
+ Function to read a single line from a SHELL_FILE_HANDLE. The \n is not included in the returned\r
+ buffer. The returned buffer must be callee freed.\r
+\r
+ If the position upon start is 0, then the Ascii Boolean will be set. This should be\r
+ maintained and not changed for all operations with the same file.\r
+\r
+ @param[in] Handle SHELL_FILE_HANDLE to read from.\r
+ @param[in, out] Ascii Boolean value for indicating whether the file is\r
+ Ascii (TRUE) or UCS2 (FALSE).\r
+\r
+ @return The line of text from the file.\r
+ @retval NULL There was not enough memory available.\r
+\r
+ @sa ShellFileHandleReadLine\r
+**/\r
+CHAR16*\r
+EFIAPI\r
+ShellFileHandleReturnLine(\r
+ IN SHELL_FILE_HANDLE Handle,\r
+ IN OUT BOOLEAN *Ascii\r
+ )\r
+{\r
+ CHAR16 *RetVal;\r
+ UINTN Size;\r
+ EFI_STATUS Status;\r
+\r
+ Size = 0;\r
+ RetVal = NULL;\r
+\r
+ Status = ShellFileHandleReadLine(Handle, RetVal, &Size, FALSE, Ascii);\r
+ if (Status == EFI_BUFFER_TOO_SMALL) {\r
+ RetVal = AllocateZeroPool(Size);\r
+ if (RetVal == NULL) {\r
+ return (NULL);\r
+ }\r
+ Status = ShellFileHandleReadLine(Handle, RetVal, &Size, FALSE, Ascii);\r
+ \r
+ }\r
+ if (EFI_ERROR(Status) && (RetVal != NULL)) {\r
+ FreePool(RetVal);\r
+ RetVal = NULL;\r
+ }\r
+ return (RetVal);\r
+}\r
+\r
+/**\r
+ Function to read a single line (up to but not including the \n) from a SHELL_FILE_HANDLE.\r
+\r
+ If the position upon start is 0, then the Ascii Boolean will be set. This should be\r
+ maintained and not changed for all operations with the same file.\r
+\r
+ @param[in] Handle SHELL_FILE_HANDLE to read from.\r
+ @param[in, out] Buffer The pointer to buffer to read into.\r
+ @param[in, out] Size The pointer to number of bytes in Buffer.\r
+ @param[in] Truncate If the buffer is large enough, this has no effect.\r
+ If the buffer is is too small and Truncate is TRUE,\r
+ the line will be truncated.\r
+ If the buffer is is too small and Truncate is FALSE,\r
+ then no read will occur.\r
+\r
+ @param[in, out] Ascii Boolean value for indicating whether the file is\r
+ Ascii (TRUE) or UCS2 (FALSE).\r
+\r
+ @retval EFI_SUCCESS The operation was successful. The line is stored in\r
+ Buffer.\r
+ @retval EFI_INVALID_PARAMETER Handle was NULL.\r
+ @retval EFI_INVALID_PARAMETER Size was NULL.\r
+ @retval EFI_BUFFER_TOO_SMALL Size was not large enough to store the line.\r
+ Size was updated to the minimum space required.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+ShellFileHandleReadLine(\r
+ IN SHELL_FILE_HANDLE Handle,\r
+ IN OUT CHAR16 *Buffer,\r
+ IN OUT UINTN *Size,\r
+ IN BOOLEAN Truncate,\r
+ IN OUT BOOLEAN *Ascii\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ CHAR16 CharBuffer;\r
+ UINTN CharSize;\r
+ UINTN CountSoFar;\r
+ UINT64 OriginalFilePosition;\r
+\r
+\r
+ if (Handle == NULL\r
+ ||Size == NULL\r
+ ){\r
+ return (EFI_INVALID_PARAMETER);\r
+ }\r
+ if (Buffer == NULL) {\r
+ ASSERT(*Size == 0);\r
+ } else {\r
+ *Buffer = CHAR_NULL;\r
+ }\r
+ gEfiShellProtocol->GetFilePosition(Handle, &OriginalFilePosition);\r
+ if (OriginalFilePosition == 0) {\r
+ CharSize = sizeof(CHAR16);\r
+ Status = gEfiShellProtocol->ReadFile(Handle, &CharSize, &CharBuffer);\r
+ ASSERT_EFI_ERROR(Status);\r
+ if (CharBuffer == gUnicodeFileTag) {\r
+ *Ascii = FALSE;\r
+ } else {\r
+ *Ascii = TRUE;\r
+ gEfiShellProtocol->SetFilePosition(Handle, OriginalFilePosition);\r
+ }\r
+ }\r
+\r
+ for (CountSoFar = 0;;CountSoFar++){\r
+ CharBuffer = 0;\r
+ if (*Ascii) {\r
+ CharSize = sizeof(CHAR8);\r
+ } else {\r
+ CharSize = sizeof(CHAR16);\r
+ }\r
+ Status = gEfiShellProtocol->ReadFile(Handle, &CharSize, &CharBuffer);\r
+ if ( EFI_ERROR(Status)\r
+ || CharSize == 0\r
+ || (CharBuffer == L'\n' && !(*Ascii))\r
+ || (CharBuffer == '\n' && *Ascii)\r
+ ){\r
+ break;\r
+ }\r
+ //\r
+ // if we have space save it...\r
+ //\r
+ if ((CountSoFar+1)*sizeof(CHAR16) < *Size){\r
+ ASSERT(Buffer != NULL);\r
+ ((CHAR16*)Buffer)[CountSoFar] = CharBuffer;\r
+ ((CHAR16*)Buffer)[CountSoFar+1] = CHAR_NULL;\r
+ }\r
+ }\r
+\r
+ //\r
+ // if we ran out of space tell when...\r
+ //\r
+ if ((CountSoFar+1)*sizeof(CHAR16) > *Size){\r
+ *Size = (CountSoFar+1)*sizeof(CHAR16);\r
+ if (!Truncate) {\r
+ gEfiShellProtocol->SetFilePosition(Handle, OriginalFilePosition);\r
+ } else {\r
+ DEBUG((DEBUG_WARN, "The line was truncated in ShellFileHandleReadLine"));\r
+ }\r
+ return (EFI_BUFFER_TOO_SMALL);\r
+ }\r
+ while(Buffer[StrLen(Buffer)-1] == L'\r') {\r
+ Buffer[StrLen(Buffer)-1] = CHAR_NULL;\r
+ }\r
+\r
+ return (Status);\r
+}\r