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			481 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			481 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/**@file
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Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials                          
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are licensed and made available under the terms and conditions of the BSD License         
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which accompanies this distribution.  The full text of the license may be found at        
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http://opensource.org/licenses/bsd-license.php                                            
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
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Module Name:
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  WinNtBlockIo.h
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Abstract:
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  Produce block IO abstractions for real devices on your PC using Win32 APIs.
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  The configuration of what devices to mount or emulate comes from NT 
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  environment variables. The variables must be visible to the Microsoft* 
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  Developer Studio for them to work.
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  * Other names and brands may be claimed as the property of others.
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**/
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#ifndef _WIN_NT_BLOCK_IO_H_
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#define _WIN_NT_BLOCK_IO_H_
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#include <Uefi.h>
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#include <WinNtDxe.h>
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#include <Protocol/WinNtThunk.h>
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#include <Protocol/WinNtIo.h>
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#include <Protocol/BlockIo.h>
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#include <Protocol/ComponentName.h>
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#include <Protocol/DriverBinding.h>
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//
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// The Library classes this module consumes
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//
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#include <Library/DebugLib.h>
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#include <Library/BaseLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/MemoryAllocationLib.h>
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#define FILENAME_BUFFER_SIZE  80
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//
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// Language supported for driverconfiguration protocol
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//
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#define LANGUAGESUPPORTED "eng"
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typedef enum {
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  EfiWinNtVirtualDisks,
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  EfiWinNtPhysicalDisks,
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  EifWinNtMaxTypeDisks
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} WIN_NT_RAW_DISK_DEVICE_TYPE;
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#define WIN_NT_BLOCK_IO_PRIVATE_SIGNATURE SIGNATURE_32 ('N', 'T', 'b', 'k')
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typedef struct {
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  UINTN                       Signature;
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  EFI_LOCK                    Lock;
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  CHAR16                      Filename[FILENAME_BUFFER_SIZE];
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  UINTN                       ReadMode;
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  UINTN                       ShareMode;
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  UINTN                       OpenMode;
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  HANDLE                      NtHandle;
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  WIN_NT_RAW_DISK_DEVICE_TYPE DeviceType;
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  UINT64                      LastBlock;
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  UINTN                       BlockSize;
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  UINT64                      NumberOfBlocks;
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  EFI_HANDLE                  EfiHandle;
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  EFI_BLOCK_IO_PROTOCOL       BlockIo;
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  EFI_BLOCK_IO_MEDIA          Media;
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  EFI_UNICODE_STRING_TABLE    *ControllerNameTable;
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  EFI_WIN_NT_THUNK_PROTOCOL   *WinNtThunk;
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} WIN_NT_BLOCK_IO_PRIVATE;
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#define WIN_NT_BLOCK_IO_PRIVATE_DATA_FROM_THIS(a) \
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         CR(a, WIN_NT_BLOCK_IO_PRIVATE, BlockIo, WIN_NT_BLOCK_IO_PRIVATE_SIGNATURE)
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#define LIST_BUFFER_SIZE  512
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//
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// Block I/O Global Variables
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//
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extern EFI_DRIVER_BINDING_PROTOCOL         gWinNtBlockIoDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL         gWinNtBlockIoComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL        gWinNtBlockIoComponentName2;
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extern EFI_DRIVER_CONFIGURATION_PROTOCOL   gWinNtBlockIoDriverConfiguration;
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extern EFI_DRIVER_DIAGNOSTICS_PROTOCOL     gWinNtBlockIoDriverDiagnostics;
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extern EFI_DRIVER_DIAGNOSTICS2_PROTOCOL    gWinNtBlockIoDriverDiagnostics2;
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//
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// EFI Driver Binding Functions
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//
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EFI_STATUS
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EFIAPI
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WinNtBlockIoDriverBindingSupported (
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  IN EFI_DRIVER_BINDING_PROTOCOL    *This,
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  IN  EFI_HANDLE                    Handle,
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  IN  EFI_DEVICE_PATH_PROTOCOL      *RemainingDevicePath
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  This                - TODO: add argument description
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  Handle              - TODO: add argument description
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  RemainingDevicePath - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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EFIAPI
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WinNtBlockIoDriverBindingStart (
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  IN EFI_DRIVER_BINDING_PROTOCOL    *This,
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  IN  EFI_HANDLE                    Handle,
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  IN  EFI_DEVICE_PATH_PROTOCOL      *RemainingDevicePath
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  This                - TODO: add argument description
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  Handle              - TODO: add argument description
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  RemainingDevicePath - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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EFIAPI
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WinNtBlockIoDriverBindingStop (
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  IN  EFI_DRIVER_BINDING_PROTOCOL   *This,
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  IN  EFI_HANDLE                    Handle,
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  IN  UINTN                         NumberOfChildren,
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  IN  EFI_HANDLE                    *ChildHandleBuffer
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  This              - TODO: add argument description
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  Handle            - TODO: add argument description
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  NumberOfChildren  - TODO: add argument description
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  ChildHandleBuffer - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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//
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// Block IO protocol member functions
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//
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EFI_STATUS
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EFIAPI
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WinNtBlockIoReadBlocks (
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  IN EFI_BLOCK_IO_PROTOCOL  *This,
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  IN UINT32                 MediaId,
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  IN EFI_LBA                Lba,
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  IN UINTN                  BufferSize,
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  OUT VOID                  *Buffer
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  This        - TODO: add argument description
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  MediaId     - TODO: add argument description
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  Lba         - TODO: add argument description
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  BufferSize  - TODO: add argument description
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  Buffer      - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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EFIAPI
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WinNtBlockIoWriteBlocks (
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  IN EFI_BLOCK_IO_PROTOCOL  *This,
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  IN UINT32                 MediaId,
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  IN EFI_LBA                Lba,
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  IN UINTN                  BufferSize,
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  IN VOID                   *Buffer
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  This        - TODO: add argument description
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  MediaId     - TODO: add argument description
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  Lba         - TODO: add argument description
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  BufferSize  - TODO: add argument description
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  Buffer      - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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EFIAPI
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WinNtBlockIoFlushBlocks (
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  IN EFI_BLOCK_IO_PROTOCOL  *This
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  This  - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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EFIAPI
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WinNtBlockIoResetBlock (
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  IN EFI_BLOCK_IO_PROTOCOL  *This,
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  IN BOOLEAN                ExtendedVerification
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  This                  - TODO: add argument description
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  ExtendedVerification  - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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//
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// Private Worker functions
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//
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EFI_STATUS
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WinNtBlockIoCreateMapping (
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  IN EFI_WIN_NT_IO_PROTOCOL             *WinNtIo,
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  IN EFI_HANDLE                         EfiDeviceHandle,
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  IN CHAR16                             *Filename,
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  IN BOOLEAN                            ReadOnly,
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  IN BOOLEAN                            RemovableMedia,
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  IN UINTN                              NumberOfBlocks,
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  IN UINTN                              BlockSize,
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  IN WIN_NT_RAW_DISK_DEVICE_TYPE        DeviceType
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  WinNtIo         - TODO: add argument description
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  EfiDeviceHandle - TODO: add argument description
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  Filename        - TODO: add argument description
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  ReadOnly        - TODO: add argument description
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  RemovableMedia  - TODO: add argument description
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  NumberOfBlocks  - TODO: add argument description
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  BlockSize       - TODO: add argument description
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  DeviceType      - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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WinNtBlockIoReadWriteCommon (
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  IN  WIN_NT_BLOCK_IO_PRIVATE *Private,
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  IN UINT32                   MediaId,
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  IN EFI_LBA                  Lba,
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  IN UINTN                    BufferSize,
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  IN VOID                     *Buffer,
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  IN CHAR8                    *CallerName
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  Private     - TODO: add argument description
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  MediaId     - TODO: add argument description
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  Lba         - TODO: add argument description
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  BufferSize  - TODO: add argument description
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  Buffer      - TODO: add argument description
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  CallerName  - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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WinNtBlockIoError (
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  IN WIN_NT_BLOCK_IO_PRIVATE      *Private
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  Private - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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WinNtBlockIoOpenDevice (
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  WIN_NT_BLOCK_IO_PRIVATE         *Private
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  Private - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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CHAR16                                    *
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GetNextElementPastTerminator (
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  IN  CHAR16  *EnvironmentVariable,
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  IN  CHAR16  Terminator
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  EnvironmentVariable - TODO: add argument description
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  Terminator          - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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EFI_STATUS
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SetFilePointer64 (
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  IN  WIN_NT_BLOCK_IO_PRIVATE    *Private,
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  IN  INT64                      DistanceToMove,
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  OUT UINT64                     *NewFilePointer,
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  IN  DWORD                      MoveMethod
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  Private         - TODO: add argument description
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  DistanceToMove  - TODO: add argument description
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  NewFilePointer  - TODO: add argument description
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  MoveMethod      - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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UINTN
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Atoi (
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  CHAR16  *String
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  )
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/*++
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Routine Description:
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  TODO: Add function description
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Arguments:
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  String  - TODO: add argument description
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Returns:
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  TODO: add return values
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--*/
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;
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#endif
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