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56ba37463a
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: Ray Ni <ray.ni@intel.com> Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
2373 lines
66 KiB
C
2373 lines
66 KiB
C
/** @file
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Defines the Main Editor data type -
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- Global variables
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- Instances of the other objects of the editor
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- Main Interfaces
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Copyright (c) 2005 - 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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#include "HexEditor.h"
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#include "EditStatusBar.h"
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#include "EditInputBar.h"
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HEFI_EDITOR_COLOR_ATTRIBUTES HOriginalColors;
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INTN HOriginalMode;
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//
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// the first time editor launch
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//
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BOOLEAN HEditorFirst;
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//
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// it's time editor should exit
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//
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BOOLEAN HEditorExit;
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BOOLEAN HEditorMouseAction;
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extern HEFI_EDITOR_BUFFER_IMAGE HBufferImage;
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extern HEFI_EDITOR_BUFFER_IMAGE HBufferImageBackupVar;
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extern BOOLEAN HBufferImageMouseNeedRefresh;
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extern BOOLEAN HBufferImageNeedRefresh;
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extern BOOLEAN HBufferImageOnlyLineNeedRefresh;
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HEFI_EDITOR_GLOBAL_EDITOR HMainEditor;
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HEFI_EDITOR_GLOBAL_EDITOR HMainEditorBackupVar;
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//
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// basic initialization for MainEditor
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//
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HEFI_EDITOR_GLOBAL_EDITOR HMainEditorConst = {
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&HBufferImage,
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{
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{0, 0}
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},
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{
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0,
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0
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},
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NULL,
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FALSE,
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NULL,
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0,
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0,
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1,
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1
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};
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/**
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Help info that will be displayed.
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**/
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EFI_STRING_ID HexMainMenuHelpInfo[] = {
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STRING_TOKEN(STR_HEXEDIT_HELP_TITLE),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_LIST_TITLE),
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STRING_TOKEN(STR_HEXEDIT_HELP_DIV),
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STRING_TOKEN(STR_HEXEDIT_HELP_GO_TO_OFFSET),
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STRING_TOKEN(STR_HEXEDIT_HELP_SAVE_BUFFER),
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STRING_TOKEN(STR_HEXEDIT_HELP_EXIT),
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STRING_TOKEN(STR_HEXEDIT_HELP_SELECT_START),
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STRING_TOKEN(STR_HEXEDIT_HELP_SELECT_END),
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STRING_TOKEN(STR_HEXEDIT_HELP_CUT),
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STRING_TOKEN(STR_HEXEDIT_HELP_PASTE),
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STRING_TOKEN(STR_HEXEDIT_HELP_OPEN_FILE),
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STRING_TOKEN(STR_HEXEDIT_HELP_OPEN_DISK),
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STRING_TOKEN(STR_HEXEDIT_HELP_OPEN_MEMORY),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_EXIT_HELP),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_BLANK),
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STRING_TOKEN(STR_HEXEDIT_HELP_DIV),
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0
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};
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/**
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show help menu.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HMainCommandDisplayHelp (
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VOID
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)
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{
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INT32 CurrentLine;
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CHAR16 *InfoString;
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EFI_KEY_DATA KeyData;
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EFI_STATUS Status;
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UINTN EventIndex;
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//
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// print helpInfo
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//
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for (CurrentLine = 0; 0 != HexMainMenuHelpInfo[CurrentLine]; CurrentLine++) {
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InfoString = HiiGetString(gShellDebug1HiiHandle, HexMainMenuHelpInfo[CurrentLine]
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, NULL);
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ShellPrintEx (0,CurrentLine+1,L"%E%s%N",InfoString);
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}
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//
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// scan for ctrl+w
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//
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while (TRUE) {
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Status = gBS->WaitForEvent (1, &HMainEditor.TextInputEx->WaitForKeyEx, &EventIndex);
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if (EFI_ERROR (Status) || (EventIndex != 0)) {
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continue;
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}
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Status = HMainEditor.TextInputEx->ReadKeyStrokeEx (HMainEditor.TextInputEx, &KeyData);
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if (EFI_ERROR (Status)) {
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continue;
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}
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if (((KeyData.KeyState.KeyShiftState & EFI_SHIFT_STATE_VALID) == 0) ||
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(KeyData.KeyState.KeyShiftState == EFI_SHIFT_STATE_VALID)) {
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//
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// For consoles that don't support/report shift state,
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// CTRL+W is translated to L'W' - L'A' + 1.
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//
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if (KeyData.Key.UnicodeChar == L'W' - L'A' + 1) {
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break;
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}
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} else if (((KeyData.KeyState.KeyShiftState & EFI_SHIFT_STATE_VALID) != 0) &&
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((KeyData.KeyState.KeyShiftState & (EFI_LEFT_CONTROL_PRESSED | EFI_RIGHT_CONTROL_PRESSED)) != 0) &&
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((KeyData.KeyState.KeyShiftState & ~(EFI_SHIFT_STATE_VALID | EFI_LEFT_CONTROL_PRESSED | EFI_RIGHT_CONTROL_PRESSED)) == 0)) {
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//
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// For consoles that supports/reports shift state,
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// make sure that only CONTROL shift key is pressed.
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//
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if ((KeyData.Key.UnicodeChar == 'w') || (KeyData.Key.UnicodeChar == 'W')) {
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break;
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}
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}
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}
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// update screen with buffer's info
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HBufferImageNeedRefresh = TRUE;
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HBufferImageOnlyLineNeedRefresh = FALSE;
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HBufferImageRefresh ();
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return EFI_SUCCESS;
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}
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/**
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Move cursor to specified lines.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HMainCommandGoToOffset (
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VOID
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)
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{
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UINTN Size;
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UINT64 Offset;
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EFI_STATUS Status;
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UINTN FRow;
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UINTN FCol;
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//
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// variable initialization
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//
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Size = 0;
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Offset = 0;
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FRow = 0;
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FCol = 0;
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//
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// get offset
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//
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Status = InputBarSetPrompt (L"Go To Offset: ");
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if (EFI_ERROR (Status)) {
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return Status;
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}
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Status = InputBarSetStringSize (8);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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while (1) {
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Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
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//
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// ESC pressed
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//
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if (Status == EFI_NOT_READY) {
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return EFI_SUCCESS;
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}
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//
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// THE input string length should > 0
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//
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if (StrLen (InputBarGetString()) > 0) {
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Status = ShellConvertStringToUint64 (InputBarGetString(), &Offset, TRUE, FALSE);
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if (EFI_ERROR (Status)) {
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StatusBarSetStatusString (L"Invalid Offset");
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return EFI_SUCCESS;
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}
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break;
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}
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}
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Size = HBufferImageGetTotalSize ();
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if (Offset >= Size) {
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StatusBarSetStatusString (L"Invalid Offset");
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return EFI_SUCCESS;
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}
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FRow = (UINTN)DivU64x32(Offset , 0x10) + 1;
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FCol = (UINTN)ModU64x32(Offset , 0x10) + 1;
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HBufferImageMovePosition (FRow, FCol, TRUE);
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HBufferImageNeedRefresh = TRUE;
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HBufferImageOnlyLineNeedRefresh = FALSE;
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HBufferImageMouseNeedRefresh = TRUE;
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return EFI_SUCCESS;
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}
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/**
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Save current opened buffer.
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If is file buffer, you can save to current file name or
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save to another file name.
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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HMainCommandSaveBuffer (
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VOID
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)
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{
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EFI_STATUS Status;
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BOOLEAN Done;
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CHAR16 *FileName;
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BOOLEAN OldFile;
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CHAR16 *Str;
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EFI_FILE_INFO *Info;
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SHELL_FILE_HANDLE ShellFileHandle;
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if (HMainEditor.BufferImage->BufferType != FileTypeFileBuffer) {
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if (!HMainEditor.BufferImage->Modified) {
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return EFI_SUCCESS;
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}
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Status = InputBarSetPrompt (L"Dangerous to save disk/mem buffer. Save (Yes/No/Cancel) ? ");
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// the answer is just one character
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//
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Status = InputBarSetStringSize (1);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// loop for user's answer
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// valid answer is just 'y' 'Y', 'n' 'N', 'c' 'C'
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//
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while (1) {
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Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
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//
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// ESC pressed
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//
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if (Status == EFI_NOT_READY) {
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return EFI_SUCCESS;
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}
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switch (InputBarGetString()[0]) {
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case L'y':
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case L'Y':
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//
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// want to save this buffer first
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//
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Status = HBufferImageSave (
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NULL,
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HMainEditor.BufferImage->DiskImage->Name,
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HMainEditor.BufferImage->DiskImage->Offset,
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HMainEditor.BufferImage->DiskImage->Size,
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HMainEditor.BufferImage->MemImage->Offset,
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HMainEditor.BufferImage->MemImage->Size,
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HMainEditor.BufferImage->BufferType
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);
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if (EFI_ERROR (Status)) {
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StatusBarSetStatusString (L"BufferSave: Problems Writing");
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return Status;
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}
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return EFI_SUCCESS;
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case L'n':
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case L'N':
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//
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// the file won't be saved
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//
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return EFI_SUCCESS;
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case L'c':
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case L'C':
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return EFI_SUCCESS;
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}
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//
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// end of switch
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//
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}
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//
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// ENDOF WHILE
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//
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}
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//
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// ENDOF != FILEBUFFER
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//
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// This command will save currently opened file to disk.
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// You can choose save to another file name or just save to
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// current file name.
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// Below is the scenario of Save File command: (
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// Suppose the old file name is A )
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// 1. An Input Bar will be prompted: "File To Save: [ old file name]"
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// IF user press ESC, Save File command ends .
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// IF user press Enter, input file name will be A.
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// IF user inputs a new file name B, input file name will be B.
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//
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// 2. IF input file name is A, go to do Step 3.
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// IF input file name is B, go to do Step 4.
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//
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// 3. IF A is read only, Status Bar will show "Access Denied"
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// and Save File commands ends.
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// IF A is not read only, save file buffer to disk
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// and remove Modified flag in Title Bar , then Save File command ends.
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//
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// 4. IF B does not exist, create this file and save file buffer to it.
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// Go to do Step 7.
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// IF B exits, do Step 5.
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//
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// 5. An Input Bar will be prompted:
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// "File Exists. Overwrite ( Yes/No/Cancel ) ?"
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// IF user press 'y' or 'Y', do Step 6.
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// IF user press 'n' or 'N', Save File commands ends.
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// IF user press 'c' or 'C' or ESC, Save File commands ends.
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//
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// 6. IF B is a read-only file, Status Bar will show "Access Denied"
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// and Save File commands ends.
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// IF B can be read and write, save file buffer to B.
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//
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// 7. Update File Name field in Title Bar to B
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// and remove the Modified flag in Title Bar.
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//
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Str = CatSPrint(NULL,
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L"File to Save: [%s]",
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HMainEditor.BufferImage->FileImage->FileName
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);
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if (Str == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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if (StrLen (Str) >= 50) {
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//
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// replace the long file name with "..."
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//
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Str[46] = L'.';
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Str[47] = L'.';
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Str[48] = L'.';
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Str[49] = L']';
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Str[50] = L'\0';
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}
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Status = InputBarSetPrompt (Str);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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Status = InputBarSetStringSize (100);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// get new file name
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//
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Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
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//
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// if user pressed ESC
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//
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if (Status == EFI_NOT_READY) {
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SHELL_FREE_NON_NULL (Str);
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return EFI_SUCCESS;
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}
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SHELL_FREE_NON_NULL (Str);
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//
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// if just enter pressed, so think save to current file name
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//
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if (StrLen (InputBarGetString()) == 0) {
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FileName = CatSPrint(NULL,
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L"%s",
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HMainEditor.BufferImage->FileImage->FileName
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);
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} else {
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FileName = CatSPrint(NULL, L"%s", InputBarGetString());
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}
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if (FileName == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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|
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if (!IsValidFileName (FileName)) {
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StatusBarSetStatusString (L"Invalid File Name");
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SHELL_FREE_NON_NULL (FileName);
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return EFI_SUCCESS;
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}
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OldFile = FALSE;
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//
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// save to the old file
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//
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if (StringNoCaseCompare (
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&FileName,
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&HMainEditor.BufferImage->FileImage->FileName
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) == 0) {
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OldFile = TRUE;
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}
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if (OldFile) {
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//
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// if the file is read only, so can not write back to it.
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//
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if (HMainEditor.BufferImage->FileImage->ReadOnly) {
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StatusBarSetStatusString (L"Access Denied");
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SHELL_FREE_NON_NULL (FileName);
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return EFI_SUCCESS;
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}
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} else {
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Status = ShellOpenFileByName (FileName, &ShellFileHandle, EFI_FILE_MODE_READ, 0);
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|
|
|
if (!EFI_ERROR (Status)) {
|
|
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|
Info = ShellGetFileInfo(ShellFileHandle);
|
|
|
|
ShellCloseFile(&ShellFileHandle);
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//
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// check if read only
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//
|
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if (Info->Attribute & EFI_FILE_READ_ONLY) {
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StatusBarSetStatusString (L"Access Denied");
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SHELL_FREE_NON_NULL (FileName);
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return EFI_SUCCESS;
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|
}
|
|
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|
SHELL_FREE_NON_NULL(Info);
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|
//
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|
// ask user whether to overwrite this file
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//
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Status = InputBarSetPrompt (L"File exists. Overwrite (Yes/No/Cancel) ? ");
|
|
if (EFI_ERROR (Status)) {
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|
SHELL_FREE_NON_NULL (FileName);
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|
return Status;
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|
}
|
|
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
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|
SHELL_FREE_NON_NULL (FileName);
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|
return Status;
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|
}
|
|
|
|
Done = FALSE;
|
|
while (!Done) {
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|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
if (Status == EFI_NOT_READY) {
|
|
SHELL_FREE_NON_NULL (FileName);
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|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
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|
Done = TRUE;
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|
break;
|
|
case L'n':
|
|
case L'N':
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|
SHELL_FREE_NON_NULL (FileName);
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|
return EFI_SUCCESS;
|
|
case L'c':
|
|
case L'C':
|
|
SHELL_FREE_NON_NULL (FileName);
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|
return EFI_SUCCESS;
|
|
} // switch
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|
} // while
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|
} // if opened existing file
|
|
} // if OldFile
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|
|
|
//
|
|
// save file back to disk
|
|
//
|
|
Status = HBufferImageSave (
|
|
FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
FileTypeFileBuffer
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|
);
|
|
SHELL_FREE_NON_NULL (FileName);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Load a disk buffer editor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandSelectStart (
|
|
VOID
|
|
)
|
|
{
|
|
UINTN Start;
|
|
|
|
Start = (HMainEditor.BufferImage->BufferPosition.Row - 1) * 0x10 + HMainEditor.BufferImage->BufferPosition.Column;
|
|
|
|
//
|
|
// last line
|
|
//
|
|
if (HMainEditor.BufferImage->CurrentLine->Link.ForwardLink == HMainEditor.BufferImage->ListHead) {
|
|
if (HMainEditor.BufferImage->BufferPosition.Column > HMainEditor.BufferImage->CurrentLine->Size) {
|
|
StatusBarSetStatusString (L"Invalid Block Start");
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
}
|
|
|
|
if (HMainEditor.SelectEnd != 0 && Start > HMainEditor.SelectEnd) {
|
|
StatusBarSetStatusString (L"Invalid Block Start");
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
HMainEditor.SelectStart = Start;
|
|
|
|
HBufferImageNeedRefresh = TRUE;
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Load a disk buffer editor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandSelectEnd (
|
|
VOID
|
|
)
|
|
{
|
|
UINTN End;
|
|
|
|
End = (HMainEditor.BufferImage->BufferPosition.Row - 1) * 0x10 + HMainEditor.BufferImage->BufferPosition.Column;
|
|
|
|
//
|
|
// last line
|
|
//
|
|
if (HMainEditor.BufferImage->CurrentLine->Link.ForwardLink == HMainEditor.BufferImage->ListHead) {
|
|
if (HMainEditor.BufferImage->BufferPosition.Column > HMainEditor.BufferImage->CurrentLine->Size) {
|
|
StatusBarSetStatusString (L"Invalid Block End");
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
}
|
|
|
|
if (HMainEditor.SelectStart != 0 && End < HMainEditor.SelectStart) {
|
|
StatusBarSetStatusString (L"Invalid Block End");
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
HMainEditor.SelectEnd = End;
|
|
|
|
HBufferImageNeedRefresh = TRUE;
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Cut current line to clipboard.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandCut (
|
|
VOID
|
|
)
|
|
{
|
|
UINTN Index;
|
|
LIST_ENTRY *Link;
|
|
UINT8 *Buffer;
|
|
UINTN Count;
|
|
|
|
//
|
|
// not select, so not allowed to cut
|
|
//
|
|
if (HMainEditor.SelectStart == 0) {
|
|
StatusBarSetStatusString (L"No Block is Selected");
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// not select, so not allowed to cut
|
|
//
|
|
if (HMainEditor.SelectEnd == 0) {
|
|
StatusBarSetStatusString (L"No Block is Selected");
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Link = HMainEditor.BufferImage->ListHead->ForwardLink;
|
|
for (Index = 0; Index < (HMainEditor.SelectEnd - 1) / 0x10; Index++) {
|
|
Link = Link->ForwardLink;
|
|
}
|
|
|
|
Count = HMainEditor.SelectEnd - HMainEditor.SelectStart + 1;
|
|
Buffer = AllocateZeroPool (Count);
|
|
if (Buffer == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
//
|
|
// cut the selected area
|
|
//
|
|
HBufferImageDeleteCharacterFromBuffer (
|
|
HMainEditor.SelectStart - 1,
|
|
Count,
|
|
Buffer
|
|
);
|
|
|
|
//
|
|
// put to clipboard
|
|
//
|
|
HClipBoardSet (Buffer, Count);
|
|
|
|
HBufferImageNeedRefresh = TRUE;
|
|
HBufferImageOnlyLineNeedRefresh = FALSE;
|
|
|
|
if (!HMainEditor.BufferImage->Modified) {
|
|
HMainEditor.BufferImage->Modified = TRUE;
|
|
}
|
|
|
|
//
|
|
// now no select area
|
|
//
|
|
HMainEditor.SelectStart = 0;
|
|
HMainEditor.SelectEnd = 0;
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Paste line to file buffer.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandPaste (
|
|
VOID
|
|
)
|
|
{
|
|
|
|
BOOLEAN OnlyLineRefresh;
|
|
HEFI_EDITOR_LINE *Line;
|
|
UINT8 *Buffer;
|
|
UINTN Count;
|
|
UINTN FPos;
|
|
|
|
Count = HClipBoardGet (&Buffer);
|
|
if (Count == 0 || Buffer == NULL) {
|
|
StatusBarSetStatusString (L"Nothing to Paste");
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
Line = HMainEditor.BufferImage->CurrentLine;
|
|
|
|
OnlyLineRefresh = FALSE;
|
|
if (Line->Link.ForwardLink == HMainEditor.BufferImage->ListHead && Line->Size + Count < 0x10) {
|
|
//
|
|
// is at last line, and after paste will not exceed
|
|
// so only this line need to be refreshed
|
|
//
|
|
// if after add, the line is 0x10, then will append a new line
|
|
// so the whole page will need be refreshed
|
|
//
|
|
OnlyLineRefresh = TRUE;
|
|
|
|
}
|
|
|
|
FPos = 0x10 * (HMainEditor.BufferImage->BufferPosition.Row - 1) + HMainEditor.BufferImage->BufferPosition.Column - 1;
|
|
|
|
HBufferImageAddCharacterToBuffer (FPos, Count, Buffer);
|
|
|
|
if (OnlyLineRefresh) {
|
|
HBufferImageNeedRefresh = FALSE;
|
|
HBufferImageOnlyLineNeedRefresh = TRUE;
|
|
} else {
|
|
HBufferImageNeedRefresh = TRUE;
|
|
HBufferImageOnlyLineNeedRefresh = FALSE;
|
|
}
|
|
|
|
if (!HMainEditor.BufferImage->Modified) {
|
|
HMainEditor.BufferImage->Modified = TRUE;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
|
|
/**
|
|
Exit editor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandExit (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
|
|
//
|
|
// Below is the scenario of Exit command:
|
|
// 1. IF currently opened file is not modified, exit the editor and
|
|
// Exit command ends.
|
|
// IF currently opened file is modified, do Step 2
|
|
//
|
|
// 2. An Input Bar will be prompted:
|
|
// "File modified. Save ( Yes/No/Cancel )?"
|
|
// IF user press 'y' or 'Y', currently opened file will be saved and
|
|
// Editor exits
|
|
// IF user press 'n' or 'N', currently opened file will not be saved
|
|
// and Editor exits.
|
|
// IF user press 'c' or 'C' or ESC, Exit command ends.
|
|
//
|
|
//
|
|
// if file has been modified, so will prompt user
|
|
// whether to save the changes
|
|
//
|
|
if (HMainEditor.BufferImage->Modified) {
|
|
|
|
Status = InputBarSetPrompt (L"Buffer modified. Save (Yes/No/Cancel) ? ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
//
|
|
// write file back to disk
|
|
//
|
|
Status = HBufferImageSave (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
HMainEditor.BufferImage->BufferType
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
HEditorExit = TRUE;
|
|
}
|
|
|
|
return Status;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
HEditorExit = TRUE;
|
|
return EFI_SUCCESS;
|
|
|
|
case L'c':
|
|
case L'C':
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
HEditorExit = TRUE;
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
|
|
/**
|
|
Load a file from disk to editor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandOpenFile (
|
|
VOID
|
|
)
|
|
{
|
|
BOOLEAN Done;
|
|
EFI_STATUS Status;
|
|
EDIT_FILE_TYPE BufferType;
|
|
|
|
BufferType = HMainEditor.BufferImage->BufferType;
|
|
|
|
//
|
|
// This command will open a file from current working directory.
|
|
// Read-only file can also be opened. But it can not be modified.
|
|
// Below is the scenario of Open File command:
|
|
// 1. IF currently opened file has not been modified, directly go to step .
|
|
// IF currently opened file has been modified, an Input Bar will be
|
|
// prompted as :
|
|
// "File Modified. Save ( Yes/No/Cancel) ?"
|
|
// IF user press 'y' or 'Y', currently opened file will be saved.
|
|
// IF user press 'n' or 'N', currently opened file will
|
|
// not be saved.
|
|
// IF user press 'c' or 'C' or ESC, Open File command ends and
|
|
// currently opened file is still opened.
|
|
//
|
|
// 2. An Input Bar will be prompted as : "File Name to Open: "
|
|
// IF user press ESC, Open File command ends and
|
|
// currently opened file is still opened.
|
|
// Any other inputs with a Return will cause
|
|
// currently opened file close.
|
|
//
|
|
// 3. IF user input file name is an existing file ,
|
|
// this file will be read and opened.
|
|
// IF user input file name is a new file, this file will be created
|
|
// and opened. This file's type ( UNICODE or ASCII ) is the same with
|
|
// the old file.
|
|
//
|
|
//
|
|
// if current file is modified, so you need to choose whether to
|
|
// save it first.
|
|
//
|
|
if (HMainEditor.BufferImage->Modified) {
|
|
|
|
Status = InputBarSetPrompt (L"Buffer modified. Save (Yes/No/Cancel) ? ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// the answer is just one character
|
|
//
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// loop for user's answer
|
|
// valid answer is just 'y' 'Y', 'n' 'N', 'c' 'C'
|
|
//
|
|
Done = FALSE;
|
|
while (!Done) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
//
|
|
// want to save this buffer first
|
|
//
|
|
Status = HBufferImageSave (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
HMainEditor.BufferImage->BufferType
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
MainTitleBarRefresh (
|
|
HMainEditor.BufferImage->BufferType == FileTypeFileBuffer?HMainEditor.BufferImage->FileImage->FileName:HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Name:NULL,
|
|
HMainEditor.BufferImage->BufferType,
|
|
HMainEditor.BufferImage->FileImage->ReadOnly,
|
|
FALSE,
|
|
HMainEditor.ScreenSize.Column,
|
|
HMainEditor.ScreenSize.Row,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Offset:HMainEditor.BufferImage->BufferType == FileTypeMemBuffer?HMainEditor.BufferImage->MemImage->Offset:0,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Size :HMainEditor.BufferImage->BufferType == FileTypeMemBuffer?HMainEditor.BufferImage->MemImage->Size :0
|
|
);
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
//
|
|
// the file won't be saved
|
|
//
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'c':
|
|
case L'C':
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// TO get the open file name
|
|
//
|
|
Status = InputBarSetPrompt (L"File Name to Open: ");
|
|
if (EFI_ERROR (Status)) {
|
|
HBufferImageRead (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType,
|
|
TRUE
|
|
);
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (100);
|
|
if (EFI_ERROR (Status)) {
|
|
Status = HBufferImageRead (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType,
|
|
TRUE
|
|
);
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
Status = HBufferImageRead (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType,
|
|
TRUE
|
|
);
|
|
|
|
return Status;
|
|
}
|
|
//
|
|
// THE input string length should > 0
|
|
//
|
|
if (StrLen (InputBarGetString()) > 0) {
|
|
//
|
|
// CHECK if filename's valid
|
|
//
|
|
if (!IsValidFileName (InputBarGetString())) {
|
|
HBufferImageRead (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType,
|
|
TRUE
|
|
);
|
|
|
|
StatusBarSetStatusString (L"Invalid File Name");
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
//
|
|
// read from disk
|
|
//
|
|
Status = HBufferImageRead (
|
|
InputBarGetString(),
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
FileTypeFileBuffer,
|
|
FALSE
|
|
);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
HBufferImageRead (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType,
|
|
TRUE
|
|
);
|
|
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Load a disk buffer editor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
@retval EFI_NOT_FOUND The disk was not found.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandOpenDisk (
|
|
VOID
|
|
)
|
|
{
|
|
UINT64 Size;
|
|
UINT64 Offset;
|
|
CHAR16 *DeviceName;
|
|
EFI_STATUS Status;
|
|
BOOLEAN Done;
|
|
|
|
EDIT_FILE_TYPE BufferType;
|
|
|
|
//
|
|
// variable initialization
|
|
//
|
|
Size = 0;
|
|
Offset = 0;
|
|
BufferType = HMainEditor.BufferImage->BufferType;
|
|
|
|
//
|
|
// if current file is modified, so you need to choose
|
|
// whether to save it first.
|
|
//
|
|
if (HMainEditor.BufferImage->Modified) {
|
|
|
|
Status = InputBarSetPrompt (L"Buffer modified. Save (Yes/No/Cancel) ? ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// the answer is just one character
|
|
//
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// loop for user's answer
|
|
// valid answer is just 'y' 'Y', 'n' 'N', 'c' 'C'
|
|
//
|
|
Done = FALSE;
|
|
while (!Done) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
//
|
|
// want to save this buffer first
|
|
//
|
|
Status = HBufferImageSave (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
MainTitleBarRefresh (
|
|
HMainEditor.BufferImage->BufferType == FileTypeFileBuffer?HMainEditor.BufferImage->FileImage->FileName:HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Name:NULL,
|
|
HMainEditor.BufferImage->BufferType,
|
|
HMainEditor.BufferImage->FileImage->ReadOnly,
|
|
FALSE,
|
|
HMainEditor.ScreenSize.Column,
|
|
HMainEditor.ScreenSize.Row,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Offset:HMainEditor.BufferImage->BufferType == FileTypeMemBuffer?HMainEditor.BufferImage->MemImage->Offset:0,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Size :HMainEditor.BufferImage->BufferType == FileTypeMemBuffer?HMainEditor.BufferImage->MemImage->Size :0
|
|
);
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
//
|
|
// the file won't be saved
|
|
//
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'c':
|
|
case L'C':
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// get disk block device name
|
|
//
|
|
Status = InputBarSetPrompt (L"Block Device to Open: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (100);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// THE input string length should > 0
|
|
//
|
|
if (StrLen (InputBarGetString()) > 0) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
DeviceName = CatSPrint(NULL, L"%s", InputBarGetString());
|
|
if (DeviceName == NULL) {
|
|
return EFI_OUT_OF_RESOURCES;
|
|
}
|
|
//
|
|
// get starting offset
|
|
//
|
|
Status = InputBarSetPrompt (L"First Block No.: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (16);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// THE input string length should > 0
|
|
//
|
|
if (StrLen (InputBarGetString()) > 0) {
|
|
Status = ShellConvertStringToUint64 (InputBarGetString(), &Offset, TRUE, FALSE);
|
|
if (EFI_ERROR (Status)) {
|
|
continue;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
//
|
|
// get Number of Blocks:
|
|
//
|
|
Status = InputBarSetPrompt (L"Number of Blocks: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (8);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// THE input string length should > 0
|
|
//
|
|
if (StrLen (InputBarGetString()) > 0) {
|
|
Status = ShellConvertStringToUint64 (InputBarGetString(), &Size, TRUE, FALSE);
|
|
if (EFI_ERROR (Status)) {
|
|
continue;
|
|
}
|
|
|
|
if (Size == 0) {
|
|
continue;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
Status = HBufferImageRead (
|
|
NULL,
|
|
DeviceName,
|
|
(UINTN)Offset,
|
|
(UINTN)Size,
|
|
0,
|
|
0,
|
|
FileTypeDiskBuffer,
|
|
FALSE
|
|
);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
|
|
HBufferImageRead (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType,
|
|
TRUE
|
|
);
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Load memory content to editor
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
@retval EFI_NOT_FOUND The disk was not found.
|
|
**/
|
|
EFI_STATUS
|
|
HMainCommandOpenMemory (
|
|
VOID
|
|
)
|
|
{
|
|
UINT64 Size;
|
|
UINT64 Offset;
|
|
EFI_STATUS Status;
|
|
BOOLEAN Done;
|
|
EDIT_FILE_TYPE BufferType;
|
|
|
|
//
|
|
// variable initialization
|
|
//
|
|
Size = 0;
|
|
Offset = 0;
|
|
BufferType = HMainEditor.BufferImage->BufferType;
|
|
|
|
//
|
|
// if current buffer is modified, so you need to choose
|
|
// whether to save it first.
|
|
//
|
|
if (HMainEditor.BufferImage->Modified) {
|
|
|
|
Status = InputBarSetPrompt (L"Buffer modified. Save (Yes/No/Cancel) ? ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// the answer is just one character
|
|
//
|
|
Status = InputBarSetStringSize (1);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
//
|
|
// loop for user's answer
|
|
// valid answer is just 'y' 'Y', 'n' 'N', 'c' 'C'
|
|
//
|
|
Done = FALSE;
|
|
while (!Done) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
switch (InputBarGetString()[0]) {
|
|
case L'y':
|
|
case L'Y':
|
|
//
|
|
// want to save this buffer first
|
|
//
|
|
Status = HBufferImageSave (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
MainTitleBarRefresh (
|
|
HMainEditor.BufferImage->BufferType == FileTypeFileBuffer?HMainEditor.BufferImage->FileImage->FileName:HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Name:NULL,
|
|
HMainEditor.BufferImage->BufferType,
|
|
HMainEditor.BufferImage->FileImage->ReadOnly,
|
|
FALSE,
|
|
HMainEditor.ScreenSize.Column,
|
|
HMainEditor.ScreenSize.Row,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Offset:HMainEditor.BufferImage->BufferType == FileTypeMemBuffer?HMainEditor.BufferImage->MemImage->Offset:0,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer?HMainEditor.BufferImage->DiskImage->Size :HMainEditor.BufferImage->BufferType == FileTypeMemBuffer?HMainEditor.BufferImage->MemImage->Size :0
|
|
);
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'n':
|
|
case L'N':
|
|
//
|
|
// the file won't be saved
|
|
//
|
|
Done = TRUE;
|
|
break;
|
|
|
|
case L'c':
|
|
case L'C':
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// get starting offset
|
|
//
|
|
Status = InputBarSetPrompt (L"Starting Offset: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (8);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// THE input string length should > 0
|
|
//
|
|
if (StrLen (InputBarGetString()) > 0) {
|
|
Status = ShellConvertStringToUint64 (InputBarGetString(), &Offset, TRUE, FALSE);
|
|
if (EFI_ERROR (Status)) {
|
|
continue;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
//
|
|
// get Number of Blocks:
|
|
//
|
|
Status = InputBarSetPrompt (L"Buffer Size: ");
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
Status = InputBarSetStringSize (8);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
while (1) {
|
|
Status = InputBarRefresh (HMainEditor.ScreenSize.Row, HMainEditor.ScreenSize.Column);
|
|
|
|
//
|
|
// ESC pressed
|
|
//
|
|
if (Status == EFI_NOT_READY) {
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
//
|
|
// THE input string length should > 0
|
|
//
|
|
if (StrLen (InputBarGetString()) > 0) {
|
|
Status = ShellConvertStringToUint64 (InputBarGetString(), &Size, TRUE, FALSE);
|
|
if (EFI_ERROR (Status)) {
|
|
continue;
|
|
}
|
|
|
|
if (Size == 0) {
|
|
continue;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ((Offset + Size - 1)> 0xffffffff) {
|
|
StatusBarSetStatusString (L"Invalid parameter");
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
Status = HBufferImageRead (
|
|
NULL,
|
|
NULL,
|
|
0,
|
|
0,
|
|
(UINTN)Offset,
|
|
(UINTN)Size,
|
|
FileTypeMemBuffer,
|
|
FALSE
|
|
);
|
|
|
|
if (EFI_ERROR (Status)) {
|
|
StatusBarSetStatusString (L"Read Device Error!");
|
|
HBufferImageRead (
|
|
HMainEditor.BufferImage->FileImage->FileName,
|
|
HMainEditor.BufferImage->DiskImage->Name,
|
|
HMainEditor.BufferImage->DiskImage->Offset,
|
|
HMainEditor.BufferImage->DiskImage->Size,
|
|
HMainEditor.BufferImage->MemImage->Offset,
|
|
HMainEditor.BufferImage->MemImage->Size,
|
|
BufferType,
|
|
TRUE
|
|
);
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
return EFI_SUCCESS;
|
|
|
|
}
|
|
|
|
MENU_ITEM_FUNCTION HexMainControlBasedMenuFunctions[] = {
|
|
NULL,
|
|
NULL, /* Ctrl - A */
|
|
NULL, /* Ctrl - B */
|
|
NULL, /* Ctrl - C */
|
|
HMainCommandSelectEnd, /* Ctrl - D */
|
|
HMainCommandDisplayHelp, /* Ctrl - E */
|
|
NULL, /* Ctrl - F */
|
|
HMainCommandGoToOffset, /* Ctrl - G */
|
|
NULL, /* Ctrl - H */
|
|
HMainCommandOpenDisk, /* Ctrl - I */
|
|
NULL, /* Ctrl - J */
|
|
NULL, /* Ctrl - K */
|
|
NULL, /* Ctrl - L */
|
|
HMainCommandOpenMemory, /* Ctrl - M */
|
|
NULL, /* Ctrl - N */
|
|
HMainCommandOpenFile, /* Ctrl - O */
|
|
NULL, /* Ctrl - P */
|
|
HMainCommandExit, /* Ctrl - Q */
|
|
NULL, /* Ctrl - R */
|
|
HMainCommandSaveBuffer, /* Ctrl - S */
|
|
HMainCommandSelectStart, /* Ctrl - T */
|
|
NULL, /* Ctrl - U */
|
|
HMainCommandPaste, /* Ctrl - V */
|
|
NULL, /* Ctrl - W */
|
|
HMainCommandCut, /* Ctrl - X */
|
|
NULL, /* Ctrl - Y */
|
|
NULL, /* Ctrl - Z */
|
|
};
|
|
|
|
CONST EDITOR_MENU_ITEM HexEditorMenuItems[] = {
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_GO_TO_OFFSET),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F1),
|
|
HMainCommandGoToOffset
|
|
},
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_SAVE_BUFFER),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F2),
|
|
HMainCommandSaveBuffer
|
|
},
|
|
{
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_EXIT),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F3),
|
|
HMainCommandExit
|
|
},
|
|
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_SELECT_START),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F4),
|
|
HMainCommandSelectStart
|
|
},
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_SELECT_END),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F5),
|
|
HMainCommandSelectEnd
|
|
},
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_CUT),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F6),
|
|
HMainCommandCut
|
|
},
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_PASTE),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F7),
|
|
HMainCommandPaste
|
|
},
|
|
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_OPEN_FILE),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F8),
|
|
HMainCommandOpenFile
|
|
},
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_OPEN_DISK),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F9),
|
|
HMainCommandOpenDisk
|
|
},
|
|
{
|
|
STRING_TOKEN(STR_HEXEDIT_LIBMENUBAR_OPEN_MEMORY),
|
|
STRING_TOKEN(STR_EDIT_LIBMENUBAR_F10),
|
|
HMainCommandOpenMemory
|
|
},
|
|
|
|
{
|
|
0,
|
|
0,
|
|
NULL
|
|
}
|
|
};
|
|
|
|
/**
|
|
Init function for MainEditor
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainEditorInit (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_HANDLE *HandleBuffer;
|
|
UINTN HandleCount;
|
|
UINTN Index;
|
|
|
|
//
|
|
// basic initialization
|
|
//
|
|
CopyMem (&HMainEditor, &HMainEditorConst, sizeof (HMainEditor));
|
|
|
|
//
|
|
// set screen attributes
|
|
//
|
|
HMainEditor.ColorAttributes.Colors.Foreground = gST->ConOut->Mode->Attribute & 0x000000ff;
|
|
|
|
HMainEditor.ColorAttributes.Colors.Background = (UINT8) (gST->ConOut->Mode->Attribute >> 4);
|
|
|
|
HOriginalColors = HMainEditor.ColorAttributes.Colors;
|
|
|
|
HOriginalMode = gST->ConOut->Mode->Mode;
|
|
|
|
//
|
|
// query screen size
|
|
//
|
|
gST->ConOut->QueryMode (
|
|
gST->ConOut,
|
|
gST->ConOut->Mode->Mode,
|
|
&(HMainEditor.ScreenSize.Column),
|
|
&(HMainEditor.ScreenSize.Row)
|
|
);
|
|
|
|
//
|
|
// Find TextInEx in System Table ConsoleInHandle
|
|
// Per UEFI Spec, TextInEx is required for a console capable platform.
|
|
//
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleInHandle,
|
|
&gEfiSimpleTextInputExProtocolGuid,
|
|
(VOID**)&HMainEditor.TextInputEx
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
return Status;
|
|
}
|
|
|
|
//
|
|
// Find mouse in System Table ConsoleInHandle
|
|
//
|
|
Status = gBS->HandleProtocol (
|
|
gST->ConsoleInHandle,
|
|
&gEfiSimplePointerProtocolGuid,
|
|
(VOID**)&HMainEditor.MouseInterface
|
|
);
|
|
if (EFI_ERROR (Status)) {
|
|
//
|
|
// If there is no Simple Pointer Protocol on System Table
|
|
//
|
|
HandleBuffer = NULL;
|
|
HMainEditor.MouseInterface = NULL;
|
|
Status = gBS->LocateHandleBuffer (
|
|
ByProtocol,
|
|
&gEfiSimplePointerProtocolGuid,
|
|
NULL,
|
|
&HandleCount,
|
|
&HandleBuffer
|
|
);
|
|
if (!EFI_ERROR (Status) && HandleCount > 0) {
|
|
//
|
|
// Try to find the first available mouse device
|
|
//
|
|
for (Index = 0; Index < HandleCount; Index++) {
|
|
Status = gBS->HandleProtocol (
|
|
HandleBuffer[Index],
|
|
&gEfiSimplePointerProtocolGuid,
|
|
(VOID**)&HMainEditor.MouseInterface
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (HandleBuffer != NULL) {
|
|
FreePool (HandleBuffer);
|
|
}
|
|
}
|
|
|
|
if (!EFI_ERROR (Status) && HMainEditor.MouseInterface != NULL) {
|
|
HMainEditor.MouseAccumulatorX = 0;
|
|
HMainEditor.MouseAccumulatorY = 0;
|
|
HMainEditor.MouseSupported = TRUE;
|
|
}
|
|
|
|
//
|
|
// below will call the five components' init function
|
|
//
|
|
Status = MainTitleBarInit (L"UEFI HEXEDIT");
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_MAINEDITOR_TITLE), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
Status = ControlHotKeyInit (HexMainControlBasedMenuFunctions);
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_MAINEDITOR_MAINMENU), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
Status = MenuBarInit (HexEditorMenuItems);
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_MAINEDITOR_MAINMENU), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
Status = StatusBarInit ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_MAINEDITOR_STATUS), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
InputBarInit (HMainEditor.TextInputEx);
|
|
|
|
Status = HBufferImageInit ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_MAINEDITOR_BUFFERIMAGE), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
|
|
Status = HClipBoardInit ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_MAINEDITOR_CLIPBOARD), gShellDebug1HiiHandle);
|
|
return EFI_LOAD_ERROR;
|
|
}
|
|
//
|
|
// clear whole screen and enable cursor
|
|
//
|
|
gST->ConOut->ClearScreen (gST->ConOut);
|
|
gST->ConOut->EnableCursor (gST->ConOut, TRUE);
|
|
|
|
//
|
|
// initialize EditorFirst and EditorExit
|
|
//
|
|
HEditorFirst = TRUE;
|
|
HEditorExit = FALSE;
|
|
HEditorMouseAction = FALSE;
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Cleanup function for MainEditor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainEditorCleanup (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
|
|
//
|
|
// call the five components' cleanup function
|
|
//
|
|
MainTitleBarCleanup ();
|
|
|
|
MenuBarCleanup ();
|
|
|
|
StatusBarCleanup ();
|
|
|
|
InputBarCleanup ();
|
|
|
|
Status = HBufferImageCleanup ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_BUFFERIMAGE_CLEAN), gShellDebug1HiiHandle);
|
|
}
|
|
|
|
Status = HClipBoardCleanup ();
|
|
if (EFI_ERROR (Status)) {
|
|
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_HEXEDIT_LIBEDITOR_CLIPBOARD_CLEAN), gShellDebug1HiiHandle);
|
|
}
|
|
//
|
|
// restore old mode
|
|
//
|
|
if (HOriginalMode != gST->ConOut->Mode->Mode) {
|
|
gST->ConOut->SetMode (gST->ConOut, HOriginalMode);
|
|
}
|
|
|
|
gST->ConOut->SetAttribute (
|
|
gST->ConOut,
|
|
EFI_TEXT_ATTR (HOriginalColors.Foreground, HOriginalColors.Background)
|
|
);
|
|
gST->ConOut->ClearScreen (gST->ConOut);
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Refresh function for MainEditor.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
**/
|
|
EFI_STATUS
|
|
HMainEditorRefresh (
|
|
VOID
|
|
)
|
|
{
|
|
BOOLEAN NameChange;
|
|
BOOLEAN ReadChange;
|
|
|
|
NameChange = FALSE;
|
|
ReadChange = FALSE;
|
|
|
|
if (HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer) {
|
|
if (HMainEditor.BufferImage->DiskImage != NULL &&
|
|
HBufferImageBackupVar.DiskImage != NULL &&
|
|
(HMainEditor.BufferImage->DiskImage->Offset != HBufferImageBackupVar.DiskImage->Offset ||
|
|
HMainEditor.BufferImage->DiskImage->Size != HBufferImageBackupVar.DiskImage->Size) ){
|
|
NameChange = TRUE;
|
|
}
|
|
} else if (HMainEditor.BufferImage->BufferType == FileTypeMemBuffer) {
|
|
if (HMainEditor.BufferImage->MemImage != NULL &&
|
|
HBufferImageBackupVar.MemImage != NULL &&
|
|
(HMainEditor.BufferImage->MemImage->Offset != HBufferImageBackupVar.MemImage->Offset ||
|
|
HMainEditor.BufferImage->MemImage->Size != HBufferImageBackupVar.MemImage->Size) ){
|
|
NameChange = TRUE;
|
|
}
|
|
} else if (HMainEditor.BufferImage->BufferType == FileTypeFileBuffer) {
|
|
if ( HMainEditor.BufferImage->FileImage != NULL &&
|
|
HMainEditor.BufferImage->FileImage->FileName != NULL &&
|
|
HBufferImageBackupVar.FileImage != NULL &&
|
|
HBufferImageBackupVar.FileImage->FileName != NULL &&
|
|
StrCmp (HMainEditor.BufferImage->FileImage->FileName, HBufferImageBackupVar.FileImage->FileName) != 0 ) {
|
|
NameChange = TRUE;
|
|
}
|
|
}
|
|
if ( HMainEditor.BufferImage->FileImage != NULL &&
|
|
HBufferImageBackupVar.FileImage != NULL &&
|
|
HMainEditor.BufferImage->FileImage->ReadOnly != HBufferImageBackupVar.FileImage->ReadOnly ) {
|
|
ReadChange = TRUE;
|
|
}
|
|
|
|
//
|
|
// to aVOID screen flicker
|
|
// the stall value is from experience
|
|
//
|
|
gBS->Stall (50);
|
|
|
|
//
|
|
// call the components refresh function
|
|
//
|
|
if (HEditorFirst
|
|
|| NameChange
|
|
|| HMainEditor.BufferImage->BufferType != HBufferImageBackupVar.BufferType
|
|
|| HBufferImageBackupVar.Modified != HMainEditor.BufferImage->Modified
|
|
|| ReadChange ) {
|
|
|
|
MainTitleBarRefresh (
|
|
HMainEditor.BufferImage->BufferType == FileTypeFileBuffer&&HMainEditor.BufferImage->FileImage!=NULL?HMainEditor.BufferImage->FileImage->FileName:HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer&&HMainEditor.BufferImage->DiskImage!=NULL?HMainEditor.BufferImage->DiskImage->Name:NULL,
|
|
HMainEditor.BufferImage->BufferType,
|
|
(BOOLEAN)(HMainEditor.BufferImage->FileImage!=NULL?HMainEditor.BufferImage->FileImage->ReadOnly:FALSE),
|
|
HMainEditor.BufferImage->Modified,
|
|
HMainEditor.ScreenSize.Column,
|
|
HMainEditor.ScreenSize.Row,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer&&HMainEditor.BufferImage->DiskImage!=NULL?HMainEditor.BufferImage->DiskImage->Offset:HMainEditor.BufferImage->BufferType == FileTypeMemBuffer&&HMainEditor.BufferImage->MemImage!=NULL?HMainEditor.BufferImage->MemImage->Offset:0,
|
|
HMainEditor.BufferImage->BufferType == FileTypeDiskBuffer&&HMainEditor.BufferImage->DiskImage!=NULL?HMainEditor.BufferImage->DiskImage->Size :HMainEditor.BufferImage->BufferType == FileTypeMemBuffer&&HMainEditor.BufferImage->MemImage!=NULL?HMainEditor.BufferImage->MemImage->Size :0
|
|
);
|
|
HBufferImageRefresh ();
|
|
}
|
|
if (HEditorFirst
|
|
|| HBufferImageBackupVar.DisplayPosition.Row != HMainEditor.BufferImage->DisplayPosition.Row
|
|
|| HBufferImageBackupVar.DisplayPosition.Column != HMainEditor.BufferImage->DisplayPosition.Column
|
|
|| StatusBarGetRefresh()) {
|
|
|
|
StatusBarRefresh (
|
|
HEditorFirst,
|
|
HMainEditor.ScreenSize.Row,
|
|
HMainEditor.ScreenSize.Column,
|
|
(UINTN)(-1),
|
|
(UINTN)(-1),
|
|
FALSE
|
|
);
|
|
HBufferImageRefresh ();
|
|
}
|
|
|
|
if (HEditorFirst) {
|
|
HBufferImageRefresh ();
|
|
}
|
|
|
|
//
|
|
// EditorFirst is now set to FALSE
|
|
//
|
|
HEditorFirst = FALSE;
|
|
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
Handle the mouse input.
|
|
|
|
@param[in] MouseState The current mouse state.
|
|
@param[out] BeforeLeftButtonDown helps with selections.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
@retval EFI_NOT_FOUND The disk was not found.
|
|
**/
|
|
EFI_STATUS
|
|
HMainEditorHandleMouseInput (
|
|
IN EFI_SIMPLE_POINTER_STATE MouseState,
|
|
OUT BOOLEAN *BeforeLeftButtonDown
|
|
)
|
|
{
|
|
|
|
INT32 TextX;
|
|
INT32 TextY;
|
|
UINTN FRow;
|
|
UINTN FCol;
|
|
BOOLEAN HighBits;
|
|
LIST_ENTRY *Link;
|
|
HEFI_EDITOR_LINE *Line;
|
|
UINTN Index;
|
|
BOOLEAN Action;
|
|
|
|
Action = FALSE;
|
|
|
|
//
|
|
// have mouse movement
|
|
//
|
|
if (MouseState.RelativeMovementX || MouseState.RelativeMovementY) {
|
|
//
|
|
// handle
|
|
//
|
|
TextX = HGetTextX (MouseState.RelativeMovementX);
|
|
TextY = HGetTextY (MouseState.RelativeMovementY);
|
|
|
|
HBufferImageAdjustMousePosition (TextX, TextY);
|
|
|
|
Action = TRUE;
|
|
|
|
}
|
|
|
|
if (MouseState.LeftButton) {
|
|
HighBits = HBufferImageIsAtHighBits (
|
|
HMainEditor.BufferImage->MousePosition.Column,
|
|
&FCol
|
|
);
|
|
|
|
//
|
|
// not at an movable place
|
|
//
|
|
if (FCol == 0) {
|
|
//
|
|
// now just move mouse pointer to legal position
|
|
//
|
|
//
|
|
// move mouse position to legal position
|
|
//
|
|
HMainEditor.BufferImage->MousePosition.Column -= 10;
|
|
if (HMainEditor.BufferImage->MousePosition.Column > 24) {
|
|
HMainEditor.BufferImage->MousePosition.Column--;
|
|
FCol = HMainEditor.BufferImage->MousePosition.Column / 3 + 1 + 1;
|
|
} else {
|
|
if (HMainEditor.BufferImage->MousePosition.Column < 24) {
|
|
FCol = HMainEditor.BufferImage->MousePosition.Column / 3 + 1 + 1;
|
|
} else {
|
|
//
|
|
// == 24
|
|
//
|
|
FCol = 9;
|
|
}
|
|
}
|
|
|
|
HighBits = TRUE;
|
|
|
|
}
|
|
|
|
FRow = HMainEditor.BufferImage->BufferPosition.Row +
|
|
HMainEditor.BufferImage->MousePosition.Row -
|
|
HMainEditor.BufferImage->DisplayPosition.Row;
|
|
|
|
if (HMainEditor.BufferImage->NumLines < FRow) {
|
|
//
|
|
// dragging
|
|
//
|
|
//
|
|
// now just move mouse pointer to legal position
|
|
//
|
|
FRow = HMainEditor.BufferImage->NumLines;
|
|
HighBits = TRUE;
|
|
}
|
|
|
|
Link = HMainEditor.BufferImage->ListHead->ForwardLink;
|
|
for (Index = 0; Index < FRow - 1; Index++) {
|
|
Link = Link->ForwardLink;
|
|
}
|
|
|
|
Line = CR (Link, HEFI_EDITOR_LINE, Link, EFI_EDITOR_LINE_LIST);
|
|
|
|
//
|
|
// dragging
|
|
//
|
|
//
|
|
// now just move mouse pointer to legal position
|
|
//
|
|
if (FCol > Line->Size) {
|
|
if (*BeforeLeftButtonDown) {
|
|
HighBits = FALSE;
|
|
|
|
if (Line->Size == 0) {
|
|
if (FRow > 1) {
|
|
FRow--;
|
|
FCol = 16;
|
|
} else {
|
|
FRow = 1;
|
|
FCol = 1;
|
|
}
|
|
|
|
} else {
|
|
FCol = Line->Size;
|
|
}
|
|
} else {
|
|
FCol = Line->Size + 1;
|
|
HighBits = TRUE;
|
|
}
|
|
}
|
|
|
|
HBufferImageMovePosition (FRow, FCol, HighBits);
|
|
|
|
HMainEditor.BufferImage->MousePosition.Row = HMainEditor.BufferImage->DisplayPosition.Row;
|
|
|
|
HMainEditor.BufferImage->MousePosition.Column = HMainEditor.BufferImage->DisplayPosition.Column;
|
|
|
|
*BeforeLeftButtonDown = TRUE;
|
|
|
|
Action = TRUE;
|
|
} else {
|
|
//
|
|
// else of if LButton
|
|
//
|
|
// release LButton
|
|
//
|
|
if (*BeforeLeftButtonDown) {
|
|
Action = TRUE;
|
|
}
|
|
//
|
|
// mouse up
|
|
//
|
|
*BeforeLeftButtonDown = FALSE;
|
|
}
|
|
|
|
if (Action) {
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
|
|
/**
|
|
Handle user key input. will route it to other components handle function.
|
|
|
|
@retval EFI_SUCCESS The operation was successful.
|
|
@retval EFI_OUT_OF_RESOURCES A memory allocation occured.
|
|
@retval EFI_LOAD_ERROR A load error occured.
|
|
**/
|
|
EFI_STATUS
|
|
HMainEditorKeyInput (
|
|
VOID
|
|
)
|
|
{
|
|
EFI_KEY_DATA KeyData;
|
|
EFI_STATUS Status;
|
|
EFI_SIMPLE_POINTER_STATE MouseState;
|
|
BOOLEAN NoShiftState;
|
|
BOOLEAN LengthChange;
|
|
UINTN Size;
|
|
UINTN OldSize;
|
|
BOOLEAN BeforeMouseIsDown;
|
|
BOOLEAN MouseIsDown;
|
|
BOOLEAN FirstDown;
|
|
BOOLEAN MouseDrag;
|
|
UINTN FRow;
|
|
UINTN FCol;
|
|
UINTN SelectStartBackup;
|
|
UINTN SelectEndBackup;
|
|
|
|
//
|
|
// variable initialization
|
|
//
|
|
OldSize = 0;
|
|
FRow = 0;
|
|
FCol = 0;
|
|
LengthChange = FALSE;
|
|
|
|
MouseIsDown = FALSE;
|
|
FirstDown = FALSE;
|
|
MouseDrag = FALSE;
|
|
|
|
do {
|
|
|
|
Status = EFI_SUCCESS;
|
|
|
|
HEditorMouseAction = FALSE;
|
|
|
|
//
|
|
// backup some key elements, so that can aVOID some refresh work
|
|
//
|
|
HMainEditorBackup ();
|
|
|
|
//
|
|
// wait for user key input
|
|
//
|
|
//
|
|
// change priority of checking mouse/keyboard activity dynamically
|
|
// so prevent starvation of keyboard.
|
|
// if last time, mouse moves then this time check keyboard
|
|
//
|
|
if (HMainEditor.MouseSupported) {
|
|
Status = HMainEditor.MouseInterface->GetState (
|
|
HMainEditor.MouseInterface,
|
|
&MouseState
|
|
);
|
|
if (!EFI_ERROR (Status)) {
|
|
|
|
BeforeMouseIsDown = MouseIsDown;
|
|
|
|
Status = HMainEditorHandleMouseInput (MouseState, &MouseIsDown);
|
|
|
|
if (!EFI_ERROR (Status)) {
|
|
if (!BeforeMouseIsDown) {
|
|
//
|
|
// mouse down
|
|
//
|
|
if (MouseIsDown) {
|
|
FRow = HBufferImage.BufferPosition.Row;
|
|
FCol = HBufferImage.BufferPosition.Column;
|
|
SelectStartBackup = HMainEditor.SelectStart;
|
|
SelectEndBackup = HMainEditor.SelectEnd;
|
|
|
|
FirstDown = TRUE;
|
|
}
|
|
} else {
|
|
|
|
SelectStartBackup = HMainEditor.SelectStart;
|
|
SelectEndBackup = HMainEditor.SelectEnd;
|
|
|
|
//
|
|
// begin to drag
|
|
//
|
|
if (MouseIsDown) {
|
|
if (FirstDown) {
|
|
if (MouseState.RelativeMovementX || MouseState.RelativeMovementY) {
|
|
HMainEditor.SelectStart = 0;
|
|
HMainEditor.SelectEnd = 0;
|
|
HMainEditor.SelectStart = (FRow - 1) * 0x10 + FCol;
|
|
|
|
MouseDrag = TRUE;
|
|
FirstDown = FALSE;
|
|
}
|
|
} else {
|
|
if ((
|
|
(HBufferImage.BufferPosition.Row - 1) *
|
|
0x10 +
|
|
HBufferImage.BufferPosition.Column
|
|
) >= HMainEditor.SelectStart
|
|
) {
|
|
HMainEditor.SelectEnd = (HBufferImage.BufferPosition.Row - 1) *
|
|
0x10 +
|
|
HBufferImage.BufferPosition.Column;
|
|
} else {
|
|
HMainEditor.SelectEnd = 0;
|
|
}
|
|
}
|
|
//
|
|
// end of if RelativeX/Y
|
|
//
|
|
} else {
|
|
//
|
|
// mouse is up
|
|
//
|
|
if (MouseDrag) {
|
|
if (HBufferImageGetTotalSize () == 0) {
|
|
HMainEditor.SelectStart = 0;
|
|
HMainEditor.SelectEnd = 0;
|
|
FirstDown = FALSE;
|
|
MouseDrag = FALSE;
|
|
}
|
|
|
|
if ((
|
|
(HBufferImage.BufferPosition.Row - 1) *
|
|
0x10 +
|
|
HBufferImage.BufferPosition.Column
|
|
) >= HMainEditor.SelectStart
|
|
) {
|
|
HMainEditor.SelectEnd = (HBufferImage.BufferPosition.Row - 1) *
|
|
0x10 +
|
|
HBufferImage.BufferPosition.Column;
|
|
} else {
|
|
HMainEditor.SelectEnd = 0;
|
|
}
|
|
|
|
if (HMainEditor.SelectEnd == 0) {
|
|
HMainEditor.SelectStart = 0;
|
|
}
|
|
}
|
|
|
|
FirstDown = FALSE;
|
|
MouseDrag = FALSE;
|
|
}
|
|
|
|
if (SelectStartBackup != HMainEditor.SelectStart || SelectEndBackup != HMainEditor.SelectEnd) {
|
|
if ((SelectStartBackup - 1) / 0x10 != (HMainEditor.SelectStart - 1) / 0x10) {
|
|
HBufferImageNeedRefresh = TRUE;
|
|
} else {
|
|
if ((SelectEndBackup - 1) / 0x10 != (HMainEditor.SelectEnd - 1) / 0x10) {
|
|
HBufferImageNeedRefresh = TRUE;
|
|
} else {
|
|
HBufferImageOnlyLineNeedRefresh = TRUE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
HEditorMouseAction = TRUE;
|
|
HBufferImageMouseNeedRefresh = TRUE;
|
|
|
|
} else if (Status == EFI_LOAD_ERROR) {
|
|
StatusBarSetStatusString (L"Invalid Mouse Movement ");
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// CheckEvent() returns Success when non-partial key is pressed.
|
|
//
|
|
Status = gBS->CheckEvent (HMainEditor.TextInputEx->WaitForKeyEx);
|
|
if (!EFI_ERROR (Status)) {
|
|
Status = HMainEditor.TextInputEx->ReadKeyStrokeEx (HMainEditor.TextInputEx, &KeyData);
|
|
if (!EFI_ERROR (Status)) {
|
|
//
|
|
// dispatch to different components' key handling function
|
|
// so not everywhere has to set this variable
|
|
//
|
|
HBufferImageMouseNeedRefresh = TRUE;
|
|
|
|
//
|
|
// clear previous status string
|
|
//
|
|
StatusBarSetRefresh();
|
|
//
|
|
// NoShiftState: TRUE when no shift key is pressed.
|
|
//
|
|
NoShiftState = ((KeyData.KeyState.KeyShiftState & EFI_SHIFT_STATE_VALID) == 0) || (KeyData.KeyState.KeyShiftState == EFI_SHIFT_STATE_VALID);
|
|
//
|
|
// dispatch to different components' key handling function
|
|
//
|
|
if (EFI_SUCCESS == MenuBarDispatchControlHotKey(&KeyData)) {
|
|
Status = EFI_SUCCESS;
|
|
} else if (NoShiftState && KeyData.Key.ScanCode == SCAN_NULL) {
|
|
Status = HBufferImageHandleInput (&KeyData.Key);
|
|
} else if (NoShiftState && ((KeyData.Key.ScanCode >= SCAN_UP) && (KeyData.Key.ScanCode <= SCAN_PAGE_DOWN))) {
|
|
Status = HBufferImageHandleInput (&KeyData.Key);
|
|
} else if (NoShiftState && ((KeyData.Key.ScanCode >= SCAN_F1) && KeyData.Key.ScanCode <= SCAN_F12)) {
|
|
Status = MenuBarDispatchFunctionKey (&KeyData.Key);
|
|
} else {
|
|
StatusBarSetStatusString (L"Unknown Command");
|
|
|
|
HBufferImageMouseNeedRefresh = FALSE;
|
|
}
|
|
|
|
if (Status != EFI_SUCCESS && Status != EFI_OUT_OF_RESOURCES) {
|
|
//
|
|
// not already has some error status
|
|
//
|
|
if (StrCmp (L"", StatusBarGetString()) == 0) {
|
|
StatusBarSetStatusString (L"Disk Error. Try Again");
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// decide if has to set length warning
|
|
//
|
|
if (HBufferImage.BufferType != HBufferImageBackupVar.BufferType) {
|
|
LengthChange = FALSE;
|
|
} else {
|
|
//
|
|
// still the old buffer
|
|
//
|
|
if (HBufferImage.BufferType != FileTypeFileBuffer) {
|
|
Size = HBufferImageGetTotalSize ();
|
|
|
|
switch (HBufferImage.BufferType) {
|
|
case FileTypeDiskBuffer:
|
|
OldSize = HBufferImage.DiskImage->Size * HBufferImage.DiskImage->BlockSize;
|
|
break;
|
|
|
|
case FileTypeMemBuffer:
|
|
OldSize = HBufferImage.MemImage->Size;
|
|
break;
|
|
|
|
default:
|
|
OldSize = 0;
|
|
break;
|
|
}
|
|
|
|
if (!LengthChange) {
|
|
if (OldSize != Size) {
|
|
StatusBarSetStatusString (L"Disk/Mem Buffer Length should not be changed");
|
|
}
|
|
}
|
|
|
|
if (OldSize != Size) {
|
|
LengthChange = TRUE;
|
|
} else {
|
|
LengthChange = FALSE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// after handling, refresh editor
|
|
//
|
|
HMainEditorRefresh ();
|
|
|
|
} while (Status != EFI_OUT_OF_RESOURCES && !HEditorExit);
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Backup function for MainEditor.
|
|
**/
|
|
VOID
|
|
HMainEditorBackup (
|
|
VOID
|
|
)
|
|
{
|
|
HMainEditorBackupVar.SelectStart = HMainEditor.SelectStart;
|
|
HMainEditorBackupVar.SelectEnd = HMainEditor.SelectEnd;
|
|
HBufferImageBackup ();
|
|
}
|