diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c')
| -rw-r--r-- | ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c | 403 |
1 files changed, 0 insertions, 403 deletions
diff --git a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c b/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c deleted file mode 100644 index ccf5406645..0000000000 --- a/ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c +++ /dev/null @@ -1,403 +0,0 @@ -/** @file
- Functions to deal with file buffer.
-
- Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved. <BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "HexEditor.h"
-
-extern EFI_HANDLE HImageHandleBackup;
-extern HEFI_EDITOR_BUFFER_IMAGE HBufferImage;
-
-extern BOOLEAN HBufferImageNeedRefresh;
-extern BOOLEAN HBufferImageOnlyLineNeedRefresh;
-extern BOOLEAN HBufferImageMouseNeedRefresh;
-
-extern HEFI_EDITOR_GLOBAL_EDITOR HMainEditor;
-
-HEFI_EDITOR_FILE_IMAGE HFileImage;
-HEFI_EDITOR_FILE_IMAGE HFileImageBackupVar;
-
-//
-// for basic initialization of HFileImage
-//
-HEFI_EDITOR_BUFFER_IMAGE HFileImageConst = {
- NULL,
- 0,
- FALSE
-};
-
-/**
- Initialization function for HFileImage
-
- @retval EFI_SUCCESS The operation was successful.
-**/
-EFI_STATUS
-HFileImageInit (
- VOID
- )
-{
- //
- // basically initialize the HFileImage
- //
- CopyMem (&HFileImage, &HFileImageConst, sizeof (HFileImage));
-
- CopyMem (
- &HFileImageBackupVar,
- &HFileImageConst,
- sizeof (HFileImageBackupVar)
- );
-
- return EFI_SUCCESS;
-}
-
-/**
- Backup function for HFileImage. 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.
- @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
-**/
-EFI_STATUS
-HFileImageBackup (
- VOID
- )
-{
- SHELL_FREE_NON_NULL (HFileImageBackupVar.FileName);
- HFileImageBackupVar.FileName = CatSPrint(NULL, L"%s", HFileImage.FileName);
- if (HFileImageBackupVar.FileName == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- Cleanup function for HFileImage.
-
- @retval EFI_SUCCESS The operation was successful.
-**/
-EFI_STATUS
-HFileImageCleanup (
- VOID
- )
-{
-
- SHELL_FREE_NON_NULL (HFileImage.FileName);
- SHELL_FREE_NON_NULL (HFileImageBackupVar.FileName);
-
- return EFI_SUCCESS;
-}
-
-/**
- Set FileName field in HFileImage
-
- @param[in] Str File name to set.
-
- @retval EFI_SUCCESS The operation was successful.
- @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
-**/
-EFI_STATUS
-HFileImageSetFileName (
- IN CONST CHAR16 *Str
- )
-{
- UINTN Size;
- UINTN Index;
-
- //
- // free the old file name
- //
- SHELL_FREE_NON_NULL (HFileImage.FileName);
-
- Size = StrLen (Str);
-
- HFileImage.FileName = AllocateZeroPool (2 * (Size + 1));
- if (HFileImage.FileName == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- for (Index = 0; Index < Size; Index++) {
- HFileImage.FileName[Index] = Str[Index];
- }
-
- HFileImage.FileName[Size] = L'\0';
-
- return EFI_SUCCESS;
-}
-
-/**
- Read a file from disk into HBufferImage.
-
- @param[in] FileName filename to read.
- @param[in] Recover if is for recover, no information print.
-
- @retval EFI_SUCCESS The operation was successful.
- @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
- @retval EFI_LOAD_ERROR A load error occured.
-**/
-EFI_STATUS
-HFileImageRead (
- IN CONST CHAR16 *FileName,
- IN BOOLEAN Recover
- )
-{
- HEFI_EDITOR_LINE *Line;
- UINT8 *Buffer;
- CHAR16 *UnicodeBuffer;
- EFI_STATUS Status;
-
- //
- // variable initialization
- //
- Line = NULL;
-
- //
- // in this function, when you return error ( except EFI_OUT_OF_RESOURCES )
- // you should set status string
- // since this function maybe called before the editorhandleinput loop
- // so any error will cause editor return
- // so if you want to print the error status
- // you should set the status string
- //
- Status = ReadFileIntoBuffer (FileName, (VOID**)&Buffer, &HFileImage.Size, &HFileImage.ReadOnly);
- //
- // NULL pointer is only also a failure for a non-zero file size.
- //
- if ((EFI_ERROR(Status)) || (Buffer == NULL && HFileImage.Size != 0)) {
- UnicodeBuffer = CatSPrint(NULL, L"Read error on file &s: %r", FileName, Status);
- if (UnicodeBuffer == NULL) {
- SHELL_FREE_NON_NULL(Buffer);
- return EFI_OUT_OF_RESOURCES;
- }
-
- StatusBarSetStatusString (UnicodeBuffer);
- FreePool (UnicodeBuffer);
- return EFI_OUT_OF_RESOURCES;
- }
-
- HFileImageSetFileName (FileName);
-
- //
- // free the old lines
- //
- HBufferImageFree ();
-
- Status = HBufferImageBufferToList (Buffer, HFileImage.Size);
- SHELL_FREE_NON_NULL (Buffer);
- if (EFI_ERROR (Status)) {
- StatusBarSetStatusString (L"Error parsing file.");
- return Status;
- }
-
- HBufferImage.DisplayPosition.Row = 2;
- HBufferImage.DisplayPosition.Column = 10;
- HBufferImage.MousePosition.Row = 2;
- HBufferImage.MousePosition.Column = 10;
- HBufferImage.LowVisibleRow = 1;
- HBufferImage.HighBits = TRUE;
- HBufferImage.BufferPosition.Row = 1;
- HBufferImage.BufferPosition.Column = 1;
- HBufferImage.BufferType = FileTypeFileBuffer;
-
- if (!Recover) {
- UnicodeBuffer = CatSPrint(NULL, L"%d Lines Read", HBufferImage.NumLines);
- if (UnicodeBuffer == NULL) {
- SHELL_FREE_NON_NULL(Buffer);
- return EFI_OUT_OF_RESOURCES;
- }
-
- StatusBarSetStatusString (UnicodeBuffer);
- FreePool (UnicodeBuffer);
-
- HMainEditor.SelectStart = 0;
- HMainEditor.SelectEnd = 0;
- }
-
- //
- // has line
- //
- if (HBufferImage.Lines != 0) {
- HBufferImage.CurrentLine = CR (HBufferImage.ListHead->ForwardLink, HEFI_EDITOR_LINE, Link, EFI_EDITOR_LINE_LIST);
- } else {
- //
- // create a dummy line
- //
- Line = HBufferImageCreateLine ();
- if (Line == NULL) {
- SHELL_FREE_NON_NULL(Buffer);
- return EFI_OUT_OF_RESOURCES;
- }
-
- HBufferImage.CurrentLine = Line;
- }
-
- HBufferImage.Modified = FALSE;
- HBufferImageNeedRefresh = TRUE;
- HBufferImageOnlyLineNeedRefresh = FALSE;
- HBufferImageMouseNeedRefresh = TRUE;
-
- return EFI_SUCCESS;
-}
-
-/**
- Save lines in HBufferImage to disk.
-
- @param[in] FileName The file name.
-
- @retval EFI_SUCCESS The operation was successful.
- @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
- @retval EFI_LOAD_ERROR A load error occured.
-**/
-EFI_STATUS
-HFileImageSave (
- IN CHAR16 *FileName
- )
-{
-
- LIST_ENTRY *Link;
- HEFI_EDITOR_LINE *Line;
- CHAR16 *Str;
- EFI_STATUS Status;
- UINTN NumLines;
- SHELL_FILE_HANDLE FileHandle;
- UINTN TotalSize;
- UINT8 *Buffer;
- UINT8 *Ptr;
- EDIT_FILE_TYPE BufferTypeBackup;
-
- BufferTypeBackup = HBufferImage.BufferType;
- HBufferImage.BufferType = FileTypeFileBuffer;
-
- //
- // if is the old file
- //
- if (HFileImage.FileName != NULL && FileName != NULL && StrCmp (FileName, HFileImage.FileName) == 0) {
- //
- // check whether file exists on disk
- //
- if (ShellIsFile(FileName) == EFI_SUCCESS) {
- //
- // current file exists on disk
- // so if not modified, then not save
- //
- if (HBufferImage.Modified == FALSE) {
- return EFI_SUCCESS;
- }
- //
- // if file is read-only, set error
- //
- if (HFileImage.ReadOnly == TRUE) {
- StatusBarSetStatusString (L"Read Only File Can Not Be Saved");
- return EFI_SUCCESS;
- }
- }
- }
-
- if (ShellIsDirectory(FileName) == EFI_SUCCESS) {
- StatusBarSetStatusString (L"Directory Can Not Be Saved");
- return EFI_LOAD_ERROR;
- }
-
- Status = ShellOpenFileByName (FileName, &FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE, 0);
-
- if (!EFI_ERROR (Status)) {
- //
- // the file exits, delete it
- //
- Status = ShellDeleteFile (&FileHandle);
- if (EFI_ERROR (Status) || Status == EFI_WARN_DELETE_FAILURE) {
- StatusBarSetStatusString (L"Write File Failed");
- return EFI_LOAD_ERROR;
- }
- }
-
- //
- // write all the lines back to disk
- //
- NumLines = 0;
- TotalSize = 0;
- for (Link = HBufferImage.ListHead->ForwardLink; Link != HBufferImage.ListHead; Link = Link->ForwardLink) {
- Line = CR (Link, HEFI_EDITOR_LINE, Link, EFI_EDITOR_LINE_LIST);
-
- if (Line->Size != 0) {
- TotalSize += Line->Size;
- }
- //
- // end of if Line -> Size != 0
- //
- NumLines++;
- }
- //
- // end of for Link
- //
- Buffer = AllocateZeroPool (TotalSize);
- if (Buffer == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- Ptr = Buffer;
- for (Link = HBufferImage.ListHead->ForwardLink; Link != HBufferImage.ListHead; Link = Link->ForwardLink) {
- Line = CR (Link, HEFI_EDITOR_LINE, Link, EFI_EDITOR_LINE_LIST);
-
- if (Line->Size != 0) {
- CopyMem (Ptr, Line->Buffer, Line->Size);
- Ptr += Line->Size;
- }
- //
- // end of if Line -> Size != 0
- //
- }
-
-
- Status = ShellOpenFileByName (FileName, &FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
-
- if (EFI_ERROR (Status)) {
- StatusBarSetStatusString (L"Create File Failed");
- return EFI_LOAD_ERROR;
- }
-
- Status = ShellWriteFile (FileHandle, &TotalSize, Buffer);
- FreePool (Buffer);
- if (EFI_ERROR (Status)) {
- ShellDeleteFile (&FileHandle);
- return EFI_LOAD_ERROR;
- }
-
- ShellCloseFile(&FileHandle);
-
- HBufferImage.Modified = FALSE;
-
- //
- // set status string
- //
- Str = CatSPrint(NULL, L"%d Lines Wrote", NumLines);
- StatusBarSetStatusString (Str);
- FreePool (Str);
-
- //
- // now everything is ready , you can set the new file name to filebuffer
- //
- if ((BufferTypeBackup != FileTypeFileBuffer && FileName != NULL) ||
- (FileName != NULL && HFileImage.FileName != NULL && StringNoCaseCompare (&FileName, &HFileImage.FileName) != 0)){
- //
- // not the same
- //
- HFileImageSetFileName (FileName);
- if (HFileImage.FileName == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
- }
-
- HFileImage.ReadOnly = FALSE;
-
- return EFI_SUCCESS;
-}
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