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			https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
		
			
				
	
	
		
			354 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			354 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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|   The file provides services to access to images in the images database.
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| 
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|   Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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|   SPDX-License-Identifier: BSD-2-Clause-Patent
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| 
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|   @par Revision Reference:
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|   This Protocol was introduced in UEFI Specification 2.1.
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| 
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| **/
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| 
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| #ifndef __HII_IMAGE_H__
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| #define __HII_IMAGE_H__
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| 
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| #include <Protocol/GraphicsOutput.h>
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| 
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| #define EFI_HII_IMAGE_PROTOCOL_GUID \
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|   { 0x31a6406a, 0x6bdf, 0x4e46, { 0xb2, 0xa2, 0xeb, 0xaa, 0x89, 0xc4, 0x9, 0x20 } }
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| 
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| typedef struct _EFI_HII_IMAGE_PROTOCOL EFI_HII_IMAGE_PROTOCOL;
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| 
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| 
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| ///
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| /// Flags in EFI_IMAGE_INPUT
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| ///
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| #define EFI_IMAGE_TRANSPARENT 0x00000001
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| 
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| /**
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| 
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|   Definition of EFI_IMAGE_INPUT.
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| 
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|   @param Flags  Describe image characteristics. If
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|                 EFI_IMAGE_TRANSPARENT is set, then the image was
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|                 designed for transparent display.
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| 
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|   @param Width  Image width, in pixels.
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| 
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|   @param Height Image height, in pixels.
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| 
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|   @param Bitmap A pointer to the actual bitmap, organized left-to-right,
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|                 top-to-bottom. The size of the bitmap is
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|                 Width*Height*sizeof(EFI_GRAPHICS_OUTPUT_BLT_PIXEL).
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| 
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| 
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| **/
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| typedef struct _EFI_IMAGE_INPUT {
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|   UINT32                          Flags;
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|   UINT16                          Width;
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|   UINT16                          Height;
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|   EFI_GRAPHICS_OUTPUT_BLT_PIXEL   *Bitmap;
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| } EFI_IMAGE_INPUT;
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| 
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| 
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| /**
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| 
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|   This function adds the image Image to the group of images
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|   owned by PackageList, and returns a new image identifier
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|   (ImageId).
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| 
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|   @param This        A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
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| 
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|   @param PackageList Handle of the package list where this image will be added.
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| 
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|   @param ImageId     On return, contains the new image id, which is
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|                      unique within PackageList.
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| 
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|   @param Image       Points to the image.
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| 
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|   @retval EFI_SUCCESS             The new image was added
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|                                   successfully
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| 
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|   @retval EFI_OUT_OF_RESOURCES    Could not add the image.
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| 
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|   @retval EFI_INVALID_PARAMETER   Image is NULL or ImageId is
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|                                   NULL.
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| 
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EFI_HII_NEW_IMAGE)(
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|   IN CONST  EFI_HII_IMAGE_PROTOCOL  *This,
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|   IN        EFI_HII_HANDLE          PackageList,
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|   OUT       EFI_IMAGE_ID            *ImageId,
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|   IN CONST  EFI_IMAGE_INPUT         *Image
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| );
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| 
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| /**
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| 
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|   This function retrieves the image specified by ImageId which
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|   is associated with the specified PackageList and copies it
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|   into the buffer specified by Image. If the image specified by
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|   ImageId is not present in the specified PackageList, then
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|   EFI_NOT_FOUND is returned. If the buffer specified by
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|   ImageSize is too small to hold the image, then
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|   EFI_BUFFER_TOO_SMALL will be returned. ImageSize will be
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|   updated to the size of buffer actually required to hold the
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|   image.
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| 
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|   @param This         A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
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| 
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|   @param PackageList  The package list in the HII database to
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|                       search for the specified image.
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| 
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|   @param ImageId      The image's id, which is unique within
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|                       PackageList.
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| 
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|   @param Image        Points to the new image.
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| 
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|   @retval EFI_SUCCESS            The image was returned successfully.
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| 
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|   @retval EFI_NOT_FOUND          The image specified by ImageId is not
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|                                  available. Or The specified PackageList is not in the database.
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| 
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|   @retval EFI_INVALID_PARAMETER  The Image or Langugae was NULL.
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|   @retval EFI_OUT_OF_RESOURCES   The bitmap could not be retrieved because there was not
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|                                  enough memory.
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| 
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EFI_HII_GET_IMAGE)(
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|   IN CONST  EFI_HII_IMAGE_PROTOCOL  *This,
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|   IN        EFI_HII_HANDLE          PackageList,
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|   IN        EFI_IMAGE_ID            ImageId,
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|   OUT       EFI_IMAGE_INPUT         *Image
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| );
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| 
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| /**
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| 
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|   This function updates the image specified by ImageId in the
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|   specified PackageListHandle to the image specified by Image.
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| 
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| 
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|   @param This         A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
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| 
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|   @param PackageList  The package list containing the images.
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| 
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|   @param ImageId      The image id, which is unique within PackageList.
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| 
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|   @param Image        Points to the image.
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| 
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|   @retval EFI_SUCCESS           The image was successfully updated.
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| 
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|   @retval EFI_NOT_FOUND         The image specified by ImageId is not in the database.
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|                                 The specified PackageList is not in the database.
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| 
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|   @retval EFI_INVALID_PARAMETER The Image or Language was NULL.
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EFI_HII_SET_IMAGE)(
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|   IN CONST  EFI_HII_IMAGE_PROTOCOL  *This,
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|   IN        EFI_HII_HANDLE          PackageList,
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|   IN        EFI_IMAGE_ID            ImageId,
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|   IN CONST  EFI_IMAGE_INPUT         *Image
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| );
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| 
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| 
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| ///
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| /// EFI_HII_DRAW_FLAGS describes how the image is to be drawn.
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| /// These flags are defined as EFI_HII_DRAW_FLAG_***
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| ///
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| typedef UINT32  EFI_HII_DRAW_FLAGS;
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| 
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| #define EFI_HII_DRAW_FLAG_CLIP          0x00000001
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| #define EFI_HII_DRAW_FLAG_TRANSPARENT   0x00000030
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| #define EFI_HII_DRAW_FLAG_DEFAULT       0x00000000
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| #define EFI_HII_DRAW_FLAG_FORCE_TRANS   0x00000010
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| #define EFI_HII_DRAW_FLAG_FORCE_OPAQUE  0x00000020
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| #define EFI_HII_DIRECT_TO_SCREEN        0x00000080
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| 
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| /**
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| 
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|   Definition of EFI_IMAGE_OUTPUT.
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| 
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|   @param Width  Width of the output image.
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| 
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|   @param Height Height of the output image.
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| 
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|   @param Bitmap Points to the output bitmap.
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| 
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|   @param Screen Points to the EFI_GRAPHICS_OUTPUT_PROTOCOL which
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|                 describes the screen on which to draw the
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|                 specified image.
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| 
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| **/
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| typedef struct _EFI_IMAGE_OUTPUT {
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|   UINT16  Width;
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|   UINT16  Height;
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|   union {
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|     EFI_GRAPHICS_OUTPUT_BLT_PIXEL *Bitmap;
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|     EFI_GRAPHICS_OUTPUT_PROTOCOL  *Screen;
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|   } Image;
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| } EFI_IMAGE_OUTPUT;
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| 
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| 
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| /**
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| 
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|   This function renders an image to a bitmap or the screen using
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|   the specified color and options. It draws the image on an
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|   existing bitmap, allocates a new bitmap or uses the screen. The
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|   images can be clipped. If EFI_HII_DRAW_FLAG_CLIP is set, then
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|   all pixels drawn outside the bounding box specified by Width and
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|   Height are ignored. If EFI_HII_DRAW_FLAG_TRANSPARENT is set,
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|   then all 'off' pixels in the images drawn will use the
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|   pixel value from Blt. This flag cannot be used if Blt is NULL
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|   upon entry. If EFI_HII_DIRECT_TO_SCREEN is set, then the image
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|   will be written directly to the output device specified by
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|   Screen. Otherwise the image will be rendered to the bitmap
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|   specified by Bitmap.
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| 
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| 
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|   @param This       A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
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| 
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|   @param Flags      Describes how the image is to be drawn.
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|                     EFI_HII_DRAW_FLAGS is defined in Related
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|                     Definitions, below.
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| 
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|   @param Image      Points to the image to be displayed.
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| 
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|   @param Blt        If this points to a non-NULL on entry, this points
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|                     to the image, which is Width pixels wide and
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|                     Height pixels high. The image will be drawn onto
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|                     this image and EFI_HII_DRAW_FLAG_CLIP is implied.
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|                     If this points to a NULL on entry, then a buffer
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|                     will be allocated to hold the generated image and
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|                     the pointer updated on exit. It is the caller's
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|                     responsibility to free this buffer.
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| 
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|   @param BltX, BltY Specifies the offset from the left and top
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|                     edge of the image of the first pixel in
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|                     the image.
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| 
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|   @retval EFI_SUCCESS           The image was successfully updated.
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| 
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|   @retval EFI_OUT_OF_RESOURCES  Unable to allocate an output
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|                                 buffer for RowInfoArray or Blt.
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| 
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|   @retval EFI_INVALID_PARAMETER The Image or Blt or Height or
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|                                 Width was NULL.
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| 
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EFI_HII_DRAW_IMAGE)(
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|   IN CONST  EFI_HII_IMAGE_PROTOCOL  *This,
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|   IN        EFI_HII_DRAW_FLAGS      Flags,
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|   IN CONST  EFI_IMAGE_INPUT         *Image,
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|   IN OUT    EFI_IMAGE_OUTPUT        **Blt,
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|   IN        UINTN                   BltX,
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|   IN        UINTN                   BltY
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| );
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| 
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| /**
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| 
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|   This function renders an image as a bitmap or to the screen and
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|   can clip the image. The bitmap is either supplied by the caller
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|   or else is allocated by the function. The images can be drawn
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|   transparently or opaquely. If EFI_HII_DRAW_FLAG_CLIP is set,
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|   then all pixels drawn outside the bounding box specified by
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|   Width and Height are ignored. If EFI_HII_DRAW_FLAG_TRANSPARENT
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|   is set, then all "off" pixels in the character's glyph will
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|   use the pixel value from Blt. This flag cannot be used if Blt
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|   is NULL upon entry. If EFI_HII_DIRECT_TO_SCREEN is set, then
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|   the image will be written directly to the output device
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|   specified by Screen. Otherwise the image will be rendered to
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|   the bitmap specified by Bitmap.
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|   This function renders an image to a bitmap or the screen using
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|   the specified color and options. It draws the image on an
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|   existing bitmap, allocates a new bitmap or uses the screen. The
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|   images can be clipped. If EFI_HII_DRAW_FLAG_CLIP is set, then
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|   all pixels drawn outside the bounding box specified by Width and
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|   Height are ignored. The EFI_HII_DRAW_FLAG_TRANSPARENT flag
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|   determines whether the image will be drawn transparent or
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|   opaque. If EFI_HII_DRAW_FLAG_FORCE_TRANS is set, then the image
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|   will be drawn so that all 'off' pixels in the image will
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|   be drawn using the pixel value from Blt and all other pixels
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|   will be copied. If EFI_HII_DRAW_FLAG_FORCE_OPAQUE is set, then
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|   the image's pixels will be copied directly to the
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|   destination. If EFI_HII_DRAW_FLAG_DEFAULT is set, then the image
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|   will be drawn transparently or opaque, depending on the
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|   image's transparency setting (see EFI_IMAGE_TRANSPARENT).
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|   Images cannot be drawn transparently if Blt is NULL. If
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|   EFI_HII_DIRECT_TO_SCREEN is set, then the image will be written
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|   directly to the output device specified by Screen. Otherwise the
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|   image will be rendered to the bitmap specified by Bitmap.
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| 
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|   @param This         A pointer to the EFI_HII_IMAGE_PROTOCOL instance.
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| 
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|   @param Flags        Describes how the image is to be drawn.
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| 
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|   @param PackageList  The package list in the HII database to
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|                       search for the specified image.
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| 
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|   @param ImageId      The image's id, which is unique within PackageList.
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| 
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|   @param Blt          If this points to a non-NULL on entry, this points
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|                       to the image, which is Width pixels wide and
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|                       Height pixels high. The image will be drawn onto
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|                       this image and EFI_HII_DRAW_FLAG_CLIP is implied.
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|                       If this points to a NULL on entry, then a buffer
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|                       will be allocated to hold the generated image and
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|                       the pointer updated on exit. It is the caller's
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|                       responsibility to free this buffer.
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| 
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|   @param BltX, BltY   Specifies the offset from the left and top
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|                       edge of the output image of the first
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|                       pixel in the image.
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| 
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|   @retval EFI_SUCCESS           The image was successfully updated.
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| 
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|   @retval EFI_OUT_OF_RESOURCES  Unable to allocate an output
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|                                 buffer for RowInfoArray or Blt.
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| 
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|   @retval EFI_NOT_FOUND         The image specified by ImageId is not in the database.
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|                                 Or The specified PackageList is not in the database.
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| 
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|   @retval EFI_INVALID_PARAMETER The Blt was NULL.
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EFI_HII_DRAW_IMAGE_ID)(
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| IN CONST  EFI_HII_IMAGE_PROTOCOL  *This,
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| IN        EFI_HII_DRAW_FLAGS      Flags,
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| IN        EFI_HII_HANDLE          PackageList,
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| IN        EFI_IMAGE_ID            ImageId,
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| IN OUT    EFI_IMAGE_OUTPUT        **Blt,
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| IN        UINTN                   BltX,
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| IN        UINTN                   BltY
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| );
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| 
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| 
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| ///
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| /// Services to access to images in the images database.
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| ///
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| struct _EFI_HII_IMAGE_PROTOCOL {
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|   EFI_HII_NEW_IMAGE     NewImage;
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|   EFI_HII_GET_IMAGE     GetImage;
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|   EFI_HII_SET_IMAGE     SetImage;
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|   EFI_HII_DRAW_IMAGE    DrawImage;
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|   EFI_HII_DRAW_IMAGE_ID DrawImageId;
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| };
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| 
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| extern EFI_GUID gEfiHiiImageProtocolGuid;
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| 
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| #endif
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| 
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| 
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