diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.h')
| -rw-r--r-- | src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.h | 267 |
1 files changed, 267 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.h b/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.h new file mode 100644 index 00000000..082a9cb2 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/BufferImage.h @@ -0,0 +1,267 @@ +/** @file + Defines BufferImage - the view of the file that is visible at any point, + as well as the event handlers for editing the file + + Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved. <BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef _LIB_BUFFER_IMAGE_H_ +#define _LIB_BUFFER_IMAGE_H_ + +#include "HexEditor.h" + +/** + Initialization function for HBufferImage + + @retval EFI_SUCCESS The operation was successful. + @retval EFI_LOAD_ERROR A load error occurred. +**/ +EFI_STATUS +HBufferImageInit ( + VOID + ); + +/** + Cleanup function for HBufferImage + + @retval EFI_SUCCESS The operation was successful. +**/ +EFI_STATUS +HBufferImageCleanup ( + VOID + ); + +/** + Refresh function for HBufferImage. + + @retval EFI_SUCCESS The operation was successful. + @retval EFI_LOAD_ERROR A Load error occurred. + +**/ +EFI_STATUS +HBufferImageRefresh ( + VOID + ); + +/** + Dispatch input to different handler + + @param[in] Key The input key: + the keys can be: + ASCII KEY + Backspace/Delete + Direction key: up/down/left/right/pgup/pgdn + Home/End + INS + + @retval EFI_SUCCESS The operation was successful. + @retval EFI_LOAD_ERROR A load error occurred. + @retval EFI_OUT_OF_RESOURCES A Memory allocation failed. +**/ +EFI_STATUS +HBufferImageHandleInput ( + IN EFI_INPUT_KEY *Key + ); + +/** + Backup function for HBufferImage. Only a few fields need to be backup. + This is for making the file buffer refresh as few as possible. + + @retval EFI_SUCCESS The operation was successful. +**/ +EFI_STATUS +HBufferImageBackup ( + VOID + ); + +/** + Read an image into a buffer friom a source. + + @param[in] FileName Pointer to the file name. OPTIONAL and ignored if not FileTypeFileBuffer. + @param[in] DiskName Pointer to the disk name. OPTIONAL and ignored if not FileTypeDiskBuffer. + @param[in] DiskOffset Offset into the disk. OPTIONAL and ignored if not FileTypeDiskBuffer. + @param[in] DiskSize Size of the disk buffer. OPTIONAL and ignored if not FileTypeDiskBuffer. + @param[in] MemOffset Offset into the Memory. OPTIONAL and ignored if not FileTypeMemBuffer. + @param[in] MemSize Size of the Memory buffer. OPTIONAL and ignored if not FileTypeMemBuffer. + @param[in] BufferType The type of buffer to save. IGNORED. + @param[in] Recover TRUE for recovermode, FALSE otherwise. + + @return EFI_SUCCESS The operation was successful. +**/ +EFI_STATUS +HBufferImageRead ( + IN CONST CHAR16 *FileName, + IN CONST CHAR16 *DiskName, + IN UINTN DiskOffset, + IN UINTN DiskSize, + IN UINTN MemOffset, + IN UINTN MemSize, + IN EDIT_FILE_TYPE BufferType, + IN BOOLEAN Recover + ); + +/** + Save the current image. + + @param[in] FileName Pointer to the file name. OPTIONAL and ignored if not FileTypeFileBuffer. + @param[in] DiskName Pointer to the disk name. OPTIONAL and ignored if not FileTypeDiskBuffer. + @param[in] DiskOffset Offset into the disk. OPTIONAL and ignored if not FileTypeDiskBuffer. + @param[in] DiskSize Size of the disk buffer. OPTIONAL and ignored if not FileTypeDiskBuffer. + @param[in] MemOffset Offset into the Memory. OPTIONAL and ignored if not FileTypeMemBuffer. + @param[in] MemSize Size of the Memory buffer. OPTIONAL and ignored if not FileTypeMemBuffer. + @param[in] BufferType The type of buffer to save. IGNORED. + + @return EFI_SUCCESS The operation was successful. +**/ +EFI_STATUS +HBufferImageSave ( + IN CHAR16 *FileName, + IN CHAR16 *DiskName, + IN UINTN DiskOffset, + IN UINTN DiskSize, + IN UINTN MemOffset, + IN UINTN MemSize, + IN EDIT_FILE_TYPE BufferType + ); + +/** + According to cursor's file position, adjust screen display. + + @param[in] NewFilePosRow Row of file position ( start from 1 ). + @param[in] NewFilePosCol Column of file position ( start from 1 ). + @param[in] HighBits Cursor will on high4 bits or low4 bits. +**/ +VOID +HBufferImageMovePosition ( + IN UINTN NewFilePosRow, + IN UINTN NewFilePosCol, + IN BOOLEAN HighBits + ); + + +/** + Create a new line and append it to the line list. + Fields affected: + NumLines + Lines + + @retval NULL create line failed. + @return the line created. + +**/ +HEFI_EDITOR_LINE * +HBufferImageCreateLine ( + VOID + ); + +/** + Free the current image. + + @retval EFI_SUCCESS The operation was successful. +**/ +EFI_STATUS +HBufferImageFree ( + VOID + ); + +/** + Delete character from buffer. + + @param[in] Pos Position, Pos starting from 0. + @param[in] Count The Count of characters to delete. + @param[out] DeleteBuffer The DeleteBuffer. + + @retval EFI_SUCCESS Success +**/ +EFI_STATUS +HBufferImageDeleteCharacterFromBuffer ( + IN UINTN Pos, + IN UINTN Count, + OUT UINT8 *DeleteBuffer + ); + +/** + Add character to buffer, add before pos. + + @param[in] Pos Position, Pos starting from 0. + @param[in] Count Count of characters to add. + @param[in] AddBuffer Add buffer. + + @retval EFI_SUCCESS Success. +**/ +EFI_STATUS +HBufferImageAddCharacterToBuffer ( + IN UINTN Pos, + IN UINTN Count, + IN UINT8 *AddBuffer + ); + +/** + Change the raw buffer to a list of lines for the UI. + + @param[in] Buffer The pointer to the buffer to fill. + @param[in] Bytes The size of the buffer in bytes. + + @retval EFI_SUCCESS The operation was successful. + @retval EFI_OUT_OF_RESOURCES A memory allocation failed. +**/ +EFI_STATUS +HBufferImageBufferToList ( + IN VOID *Buffer, + IN UINTN Bytes + ); + +/** + Change the list of lines from the UI to a raw buffer. + + @param[in] Buffer The pointer to the buffer to fill. + @param[in] Bytes The size of the buffer in bytes. + + @retval EFI_SUCCESS The operation was successful. +**/ +EFI_STATUS +HBufferImageListToBuffer ( + IN VOID *Buffer, + IN UINTN Bytes + ); + +/** + Move the mouse in the image buffer. + + @param[in] TextX The x-coordinate. + @param[in] TextY The y-coordinate. +**/ +VOID +HBufferImageAdjustMousePosition ( + IN INT32 TextX, + IN INT32 TextY + ); + +/** + Function to decide if a column number is stored in the high bits. + + @param[in] Column The column to examine. + @param[out] FCol The actual column number. + + @retval TRUE The actual column was in high bits and is now in FCol. + @retval FALSE There was not a column number in the high bits. +**/ +BOOLEAN +HBufferImageIsAtHighBits ( + IN UINTN Column, + OUT UINTN *FCol + ); + +/** + Get the size of the open buffer. + + @retval The size in bytes. +**/ +UINTN +HBufferImageGetTotalSize ( + VOID + ); + +#endif |