diff options
Diffstat (limited to 'EmulatorPkg/EmuSimpleFileSystemDxe/EmuSimpleFileSystem.c')
| -rw-r--r-- | EmulatorPkg/EmuSimpleFileSystemDxe/EmuSimpleFileSystem.c | 246 |
1 files changed, 111 insertions, 135 deletions
diff --git a/EmulatorPkg/EmuSimpleFileSystemDxe/EmuSimpleFileSystem.c b/EmulatorPkg/EmuSimpleFileSystemDxe/EmuSimpleFileSystem.c index 6cea25b140..42cd3fcf94 100644 --- a/EmulatorPkg/EmuSimpleFileSystemDxe/EmuSimpleFileSystem.c +++ b/EmulatorPkg/EmuSimpleFileSystemDxe/EmuSimpleFileSystem.c @@ -12,9 +12,6 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #include "EmuSimpleFileSystem.h"
-
-
-
/**
Opens a new file relative to the source file's location.
@@ -38,44 +35,44 @@ SPDX-License-Identifier: BSD-2-Clause-Patent EFI_STATUS
EFIAPI
EmuSimpleFileSystemOpen (
- IN EFI_FILE_PROTOCOL *This,
- OUT EFI_FILE_PROTOCOL **NewHandle,
- IN CHAR16 *FileName,
- IN UINT64 OpenMode,
- IN UINT64 Attributes
+ IN EFI_FILE_PROTOCOL *This,
+ OUT EFI_FILE_PROTOCOL **NewHandle,
+ IN CHAR16 *FileName,
+ IN UINT64 OpenMode,
+ IN UINT64 Attributes
)
{
- EFI_STATUS Status;
- EFI_TPL OldTpl;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EMU_EFI_FILE_PRIVATE *NewPrivateFile;
+ EFI_STATUS Status;
+ EFI_TPL OldTpl;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EMU_EFI_FILE_PRIVATE *NewPrivateFile;
//
// Check for obvious invalid parameters.
//
- if (This == NULL || NewHandle == NULL || FileName == NULL) {
+ if ((This == NULL) || (NewHandle == NULL) || (FileName == NULL)) {
return EFI_INVALID_PARAMETER;
}
switch (OpenMode) {
- case EFI_FILE_MODE_CREATE | EFI_FILE_MODE_READ | EFI_FILE_MODE_WRITE:
- if (Attributes &~EFI_FILE_VALID_ATTR) {
- return EFI_INVALID_PARAMETER;
- }
+ case EFI_FILE_MODE_CREATE | EFI_FILE_MODE_READ | EFI_FILE_MODE_WRITE:
+ if (Attributes &~EFI_FILE_VALID_ATTR) {
+ return EFI_INVALID_PARAMETER;
+ }
- if (Attributes & EFI_FILE_READ_ONLY) {
- return EFI_INVALID_PARAMETER;
- }
+ if (Attributes & EFI_FILE_READ_ONLY) {
+ return EFI_INVALID_PARAMETER;
+ }
- //
- // fall through
- //
- case EFI_FILE_MODE_READ:
- case EFI_FILE_MODE_READ | EFI_FILE_MODE_WRITE:
- break;
+ //
+ // fall through
+ //
+ case EFI_FILE_MODE_READ:
+ case EFI_FILE_MODE_READ | EFI_FILE_MODE_WRITE:
+ break;
- default:
- return EFI_INVALID_PARAMETER;
+ default:
+ return EFI_INVALID_PARAMETER;
}
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
@@ -88,7 +85,6 @@ EmuSimpleFileSystemOpen ( goto Done;
}
-
Status = PrivateFile->Io->Open (PrivateFile->Io, &NewPrivateFile->Io, FileName, OpenMode, Attributes);
if (!EFI_ERROR (Status)) {
*NewHandle = &NewPrivateFile->EfiFile;
@@ -103,8 +99,6 @@ Done: return Status;
}
-
-
/**
Close the file handle
@@ -119,9 +113,9 @@ EmuSimpleFileSystemClose ( IN EFI_FILE_PROTOCOL *This
)
{
- EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
if (This == NULL) {
return EFI_INVALID_PARAMETER;
@@ -141,7 +135,6 @@ EmuSimpleFileSystemClose ( return Status;
}
-
/**
Close and delete the file handle.
@@ -157,9 +150,9 @@ EmuSimpleFileSystemDelete ( IN EFI_FILE_PROTOCOL *This
)
{
- EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
if (This == NULL) {
return EFI_INVALID_PARAMETER;
@@ -179,7 +172,6 @@ EmuSimpleFileSystemDelete ( return Status;
}
-
/**
Read data from the file.
@@ -202,11 +194,11 @@ EmuSimpleFileSystemRead ( OUT VOID *Buffer
)
{
- EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
- if (This == NULL || BufferSize == NULL) {
+ if ((This == NULL) || (BufferSize == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -225,7 +217,6 @@ EmuSimpleFileSystemRead ( return Status;
}
-
/**
Write data to a file.
@@ -253,10 +244,10 @@ EmuSimpleFileSystemWrite ( )
{
EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
EFI_TPL OldTpl;
- if (This == NULL || BufferSize == NULL || Buffer == NULL) {
+ if ((This == NULL) || (BufferSize == NULL) || (Buffer == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -270,7 +261,6 @@ EmuSimpleFileSystemWrite ( return Status;
}
-
/**
Get a file's current position
@@ -284,21 +274,21 @@ EmuSimpleFileSystemWrite ( EFI_STATUS
EFIAPI
EmuSimpleFileSystemGetPosition (
- IN EFI_FILE_PROTOCOL *This,
- OUT UINT64 *Position
+ IN EFI_FILE_PROTOCOL *This,
+ OUT UINT64 *Position
)
{
EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
EFI_TPL OldTpl;
- if (This == NULL || Position == NULL) {
+ if ((This == NULL) || (Position == NULL)) {
return EFI_INVALID_PARAMETER;
}
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
- PrivateFile = EMU_EFI_FILE_PRIVATE_DATA_FROM_THIS (This);
+ PrivateFile = EMU_EFI_FILE_PRIVATE_DATA_FROM_THIS (This);
Status = PrivateFile->Io->GetPosition (PrivateFile->Io, Position);
@@ -306,8 +296,6 @@ EmuSimpleFileSystemGetPosition ( return Status;
}
-
-
/**
Set file's current position
@@ -325,9 +313,9 @@ EmuSimpleFileSystemSetPosition ( IN UINT64 Position
)
{
- EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
if (This == NULL) {
return EFI_INVALID_PARAMETER;
@@ -343,7 +331,6 @@ EmuSimpleFileSystemSetPosition ( return Status;
}
-
/**
Get information about a file.
@@ -371,11 +358,11 @@ EmuSimpleFileSystemGetInfo ( OUT VOID *Buffer
)
{
- EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
- if (This == NULL || InformationType == NULL || BufferSize == NULL) {
+ if ((This == NULL) || (InformationType == NULL) || (BufferSize == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -389,7 +376,6 @@ EmuSimpleFileSystemGetInfo ( return Status;
}
-
/**
Set information about a file
@@ -410,26 +396,26 @@ EmuSimpleFileSystemGetInfo ( EFI_STATUS
EFIAPI
EmuSimpleFileSystemSetInfo (
- IN EFI_FILE_PROTOCOL*This,
- IN EFI_GUID *InformationType,
- IN UINTN BufferSize,
- IN VOID *Buffer
+ IN EFI_FILE_PROTOCOL *This,
+ IN EFI_GUID *InformationType,
+ IN UINTN BufferSize,
+ IN VOID *Buffer
)
{
- EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
//
// Check for invalid parameters.
//
- if (This == NULL || InformationType == NULL || BufferSize == 0 || Buffer == NULL) {
+ if ((This == NULL) || (InformationType == NULL) || (BufferSize == 0) || (Buffer == NULL)) {
return EFI_INVALID_PARAMETER;
}
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
- PrivateFile = EMU_EFI_FILE_PRIVATE_DATA_FROM_THIS (This);
+ PrivateFile = EMU_EFI_FILE_PRIVATE_DATA_FROM_THIS (This);
Status = PrivateFile->Io->SetInfo (PrivateFile->Io, InformationType, BufferSize, Buffer);
@@ -437,7 +423,6 @@ EmuSimpleFileSystemSetInfo ( return Status;
}
-
/**
Flush data back for the file handle.
@@ -459,9 +444,9 @@ EmuSimpleFileSystemFlush ( IN EFI_FILE_PROTOCOL *This
)
{
- EFI_STATUS Status;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
if (This == NULL) {
return EFI_INVALID_PARAMETER;
@@ -477,8 +462,6 @@ EmuSimpleFileSystemFlush ( return Status;
}
-
-
/**
Open the root directory on a volume.
@@ -501,14 +484,14 @@ EmuSimpleFileSystemOpenVolume ( OUT EFI_FILE_PROTOCOL **Root
)
{
- EFI_STATUS Status;
- EMU_SIMPLE_FILE_SYSTEM_PRIVATE *Private;
- EMU_EFI_FILE_PRIVATE *PrivateFile;
- EFI_TPL OldTpl;
+ EFI_STATUS Status;
+ EMU_SIMPLE_FILE_SYSTEM_PRIVATE *Private;
+ EMU_EFI_FILE_PRIVATE *PrivateFile;
+ EFI_TPL OldTpl;
Status = EFI_UNSUPPORTED;
- if (This == NULL || Root == NULL) {
+ if ((This == NULL) || (Root == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -522,22 +505,22 @@ EmuSimpleFileSystemOpenVolume ( goto Done;
}
- PrivateFile->Signature = EMU_EFI_FILE_PRIVATE_SIGNATURE;
- PrivateFile->IoThunk = Private->IoThunk;
- PrivateFile->SimpleFileSystem = This;
+ PrivateFile->Signature = EMU_EFI_FILE_PRIVATE_SIGNATURE;
+ PrivateFile->IoThunk = Private->IoThunk;
+ PrivateFile->SimpleFileSystem = This;
ZeroMem (&PrivateFile->EfiFile, sizeof (PrivateFile->EfiFile));
- PrivateFile->EfiFile.Revision = EFI_FILE_PROTOCOL_REVISION;
- PrivateFile->EfiFile.Open = EmuSimpleFileSystemOpen;
- PrivateFile->EfiFile.Close = EmuSimpleFileSystemClose;
- PrivateFile->EfiFile.Delete = EmuSimpleFileSystemDelete;
- PrivateFile->EfiFile.Read = EmuSimpleFileSystemRead;
- PrivateFile->EfiFile.Write = EmuSimpleFileSystemWrite;
- PrivateFile->EfiFile.GetPosition = EmuSimpleFileSystemGetPosition;
- PrivateFile->EfiFile.SetPosition = EmuSimpleFileSystemSetPosition;
- PrivateFile->EfiFile.GetInfo = EmuSimpleFileSystemGetInfo;
- PrivateFile->EfiFile.SetInfo = EmuSimpleFileSystemSetInfo;
- PrivateFile->EfiFile.Flush = EmuSimpleFileSystemFlush;
+ PrivateFile->EfiFile.Revision = EFI_FILE_PROTOCOL_REVISION;
+ PrivateFile->EfiFile.Open = EmuSimpleFileSystemOpen;
+ PrivateFile->EfiFile.Close = EmuSimpleFileSystemClose;
+ PrivateFile->EfiFile.Delete = EmuSimpleFileSystemDelete;
+ PrivateFile->EfiFile.Read = EmuSimpleFileSystemRead;
+ PrivateFile->EfiFile.Write = EmuSimpleFileSystemWrite;
+ PrivateFile->EfiFile.GetPosition = EmuSimpleFileSystemGetPosition;
+ PrivateFile->EfiFile.SetPosition = EmuSimpleFileSystemSetPosition;
+ PrivateFile->EfiFile.GetInfo = EmuSimpleFileSystemGetInfo;
+ PrivateFile->EfiFile.SetInfo = EmuSimpleFileSystemSetInfo;
+ PrivateFile->EfiFile.Flush = EmuSimpleFileSystemFlush;
*Root = &PrivateFile->EfiFile;
@@ -562,7 +545,6 @@ EmuSimpleFileSystemOpenVolume ( FALSE
);
-
Done:
if (EFI_ERROR (Status)) {
if (PrivateFile) {
@@ -627,7 +609,7 @@ EmuSimpleFileSystemDriverBindingSupported ( IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
EMU_IO_THUNK_PROTOCOL *EmuIoThunk;
//
@@ -657,17 +639,15 @@ EmuSimpleFileSystemDriverBindingSupported ( // Close the I/O Abstraction(s) used to perform the supported test
//
gBS->CloseProtocol (
- ControllerHandle,
- &gEmuIoThunkProtocolGuid,
- This->DriverBindingHandle,
- ControllerHandle
- );
+ ControllerHandle,
+ &gEmuIoThunkProtocolGuid,
+ This->DriverBindingHandle,
+ ControllerHandle
+ );
return Status;
}
-
-
/**
Starts a device controller or a bus controller.
@@ -706,14 +686,14 @@ EmuSimpleFileSystemDriverBindingSupported ( EFI_STATUS
EFIAPI
EmuSimpleFileSystemDriverBindingStart (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE ControllerHandle,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- EFI_STATUS Status;
- EMU_IO_THUNK_PROTOCOL *EmuIoThunk;
- EMU_SIMPLE_FILE_SYSTEM_PRIVATE *Private;
+ EFI_STATUS Status;
+ EMU_IO_THUNK_PROTOCOL *EmuIoThunk;
+ EMU_SIMPLE_FILE_SYSTEM_PRIVATE *Private;
Private = NULL;
@@ -755,8 +735,8 @@ EmuSimpleFileSystemDriverBindingStart ( Private->IoThunk = EmuIoThunk;
Private->Io = EmuIoThunk->Interface;
- Private->SimpleFileSystem.Revision = EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION;
- Private->SimpleFileSystem.OpenVolume = EmuSimpleFileSystemOpenVolume;
+ Private->SimpleFileSystem.Revision = EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_REVISION;
+ Private->SimpleFileSystem.OpenVolume = EmuSimpleFileSystemOpenVolume;
Private->ControllerNameTable = NULL;
@@ -778,7 +758,8 @@ EmuSimpleFileSystemDriverBindingStart ( Status = gBS->InstallMultipleProtocolInterfaces (
&ControllerHandle,
- &gEfiSimpleFileSystemProtocolGuid, &Private->SimpleFileSystem,
+ &gEfiSimpleFileSystemProtocolGuid,
+ &Private->SimpleFileSystem,
NULL
);
@@ -790,21 +771,19 @@ Done: }
gBS->FreePool (Private);
-
}
gBS->CloseProtocol (
- ControllerHandle,
- &gEmuIoThunkProtocolGuid,
- This->DriverBindingHandle,
- ControllerHandle
- );
+ ControllerHandle,
+ &gEmuIoThunkProtocolGuid,
+ This->DriverBindingHandle,
+ ControllerHandle
+ );
}
return Status;
}
-
/**
Stops a device controller or a bus controller.
@@ -840,9 +819,9 @@ EmuSimpleFileSystemDriverBindingStop ( IN EFI_HANDLE *ChildHandleBuffer
)
{
- EFI_STATUS Status;
- EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *SimpleFileSystem;
- EMU_SIMPLE_FILE_SYSTEM_PRIVATE *Private;
+ EFI_STATUS Status;
+ EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *SimpleFileSystem;
+ EMU_SIMPLE_FILE_SYSTEM_PRIVATE *Private;
//
// Get our context back
@@ -866,7 +845,8 @@ EmuSimpleFileSystemDriverBindingStop ( //
Status = gBS->UninstallMultipleProtocolInterfaces (
ControllerHandle,
- &gEfiSimpleFileSystemProtocolGuid, &Private->SimpleFileSystem,
+ &gEfiSimpleFileSystemProtocolGuid,
+ &Private->SimpleFileSystem,
NULL
);
if (!EFI_ERROR (Status)) {
@@ -892,8 +872,7 @@ EmuSimpleFileSystemDriverBindingStop ( return Status;
}
-
-EFI_DRIVER_BINDING_PROTOCOL gEmuSimpleFileSystemDriverBinding = {
+EFI_DRIVER_BINDING_PROTOCOL gEmuSimpleFileSystemDriverBinding = {
EmuSimpleFileSystemDriverBindingSupported,
EmuSimpleFileSystemDriverBindingStart,
EmuSimpleFileSystemDriverBindingStop,
@@ -902,9 +881,6 @@ EFI_DRIVER_BINDING_PROTOCOL gEmuSimpleFileSystemDriverBinding = { NULL
};
-
-
-
/**
The user Entry Point for module EmuSimpleFileSystem. The user code starts with this function.
@@ -917,12 +893,12 @@ EFI_DRIVER_BINDING_PROTOCOL gEmuSimpleFileSystemDriverBinding = { **/
EFI_STATUS
EFIAPI
-InitializeEmuSimpleFileSystem(
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
+InitializeEmuSimpleFileSystem (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
Status = EfiLibInstallDriverBindingComponentName2 (
ImageHandle,
|