diff options
Diffstat (limited to 'ShellPkg')
| -rw-r--r-- | ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c | 150 |
1 files changed, 72 insertions, 78 deletions
diff --git a/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c b/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c index 05f3844966..a8c1f6697e 100644 --- a/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c +++ b/ShellPkg/Library/UefiShellLevel2CommandsLib/Cp.c @@ -96,22 +96,9 @@ CopySingleFile( }
//
- // Open destination file without create
- //
- Status = ShellOpenFileByName(Dest, &DestHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE, 0);
-
- //
- // close file
- //
- if (DestHandle != NULL) {
- ShellCloseFile(&DestHandle);
- DestHandle = NULL;
- }
-
- //
// if the destination file existed check response and possibly prompt user
//
- if (!EFI_ERROR(Status)) {
+ if (ShellFileExists(Dest) == EFI_SUCCESS) {
if (Response == NULL && !SilentMode) {
Status = ShellPromptForResponseHii(ShellPromptResponseTypeYesNoAllCancel, STRING_TOKEN (STR_GEN_DEST_EXIST_OVR), gShellLevel2HiiHandle, &Response);
}
@@ -165,81 +152,83 @@ CopySingleFile( Size = 0;
}
} else {
- //
- // open file with create enabled
- //
- Status = ShellOpenFileByName(Dest, &DestHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
- if (EFI_ERROR(Status)) {
- return (SHELL_ACCESS_DENIED);
- }
+ Status = ShellDeleteFileByName(Dest);
- //
- // open source file
- //
- Status = ShellOpenFileByName(Source, &SourceHandle, EFI_FILE_MODE_READ, 0);
- ASSERT_EFI_ERROR(Status);
+ //
+ // open file with create enabled
+ //
+ Status = ShellOpenFileByName(Dest, &DestHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
+ if (EFI_ERROR(Status)) {
+ return (SHELL_ACCESS_DENIED);
+ }
- //
- //get file size of source file and freespace available on destination volume
- //
- ShellGetFileSize(SourceHandle, &SourceFileSize);
- ShellGetFileSize(DestHandle, &DestFileSize);
+ //
+ // open source file
+ //
+ Status = ShellOpenFileByName(Source, &SourceHandle, EFI_FILE_MODE_READ, 0);
+ ASSERT_EFI_ERROR(Status);
- //
- //if the destination file already exists then it will be replaced, meaning the sourcefile effectively needs less storage space
- //
- if(DestFileSize < SourceFileSize){
- SourceFileSize -= DestFileSize;
- } else {
- SourceFileSize = 0;
- }
+ //
+ //get file size of source file and freespace available on destination volume
+ //
+ ShellGetFileSize(SourceHandle, &SourceFileSize);
+ ShellGetFileSize(DestHandle, &DestFileSize);
- //
- //get the system volume info to check the free space
- //
- DestVolumeFP = ConvertShellHandleToEfiFileProtocol(DestHandle);
- DestVolumeInfo = NULL;
- DestVolumeInfoSize = 0;
+ //
+ //if the destination file already exists then it will be replaced, meaning the sourcefile effectively needs less storage space
+ //
+ if(DestFileSize < SourceFileSize){
+ SourceFileSize -= DestFileSize;
+ } else {
+ SourceFileSize = 0;
+ }
+
+ //
+ //get the system volume info to check the free space
+ //
+ DestVolumeFP = ConvertShellHandleToEfiFileProtocol(DestHandle);
+ DestVolumeInfo = NULL;
+ DestVolumeInfoSize = 0;
+ Status = DestVolumeFP->GetInfo(
+ DestVolumeFP,
+ &gEfiFileSystemInfoGuid,
+ &DestVolumeInfoSize,
+ DestVolumeInfo
+ );
+
+ if (Status == EFI_BUFFER_TOO_SMALL) {
+ DestVolumeInfo = AllocateZeroPool(DestVolumeInfoSize);
Status = DestVolumeFP->GetInfo(
DestVolumeFP,
&gEfiFileSystemInfoGuid,
&DestVolumeInfoSize,
DestVolumeInfo
);
+ }
- if (Status == EFI_BUFFER_TOO_SMALL) {
- DestVolumeInfo = AllocateZeroPool(DestVolumeInfoSize);
- Status = DestVolumeFP->GetInfo(
- DestVolumeFP,
- &gEfiFileSystemInfoGuid,
- &DestVolumeInfoSize,
- DestVolumeInfo
- );
- }
-
+ //
+ //check if enough space available on destination drive to complete copy
+ //
+ if (DestVolumeInfo!= NULL && (DestVolumeInfo->FreeSpace < SourceFileSize)) {
//
- //check if enough space available on destination drive to complete copy
+ //not enough space on destination directory to copy file
//
- if (DestVolumeInfo!= NULL && (DestVolumeInfo->FreeSpace < SourceFileSize)) {
- //
- //not enough space on destination directory to copy file
- //
- SHELL_FREE_NON_NULL(DestVolumeInfo);
- ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_FAIL), gShellLevel2HiiHandle);
- return(SHELL_VOLUME_FULL);
- } else {
- //
- // copy data between files
- //
- Buffer = AllocateZeroPool(ReadSize);
- ASSERT(Buffer != NULL);
- while (ReadSize == PcdGet32(PcdShellFileOperationSize) && !EFI_ERROR(Status)) {
- Status = ShellReadFile(SourceHandle, &ReadSize, Buffer);
- Status = ShellWriteFile(DestHandle, &ReadSize, Buffer);
- }
- }
SHELL_FREE_NON_NULL(DestVolumeInfo);
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_FAIL), gShellLevel2HiiHandle);
+ return(SHELL_VOLUME_FULL);
+ } else {
+ //
+ // copy data between files
+ //
+ Buffer = AllocateZeroPool(ReadSize);
+ ASSERT(Buffer != NULL);
+ while (ReadSize == PcdGet32(PcdShellFileOperationSize) && !EFI_ERROR(Status)) {
+ Status = ShellReadFile(SourceHandle, &ReadSize, Buffer);
+ Status = ShellWriteFile(DestHandle, &ReadSize, Buffer);
+ }
}
+ SHELL_FREE_NON_NULL(DestVolumeInfo);
+ }
//
// close files
@@ -549,8 +538,10 @@ ProcessValidateAndCopyFiles( SHELL_STATUS ShellStatus;
EFI_SHELL_FILE_INFO *List;
EFI_FILE_INFO *FileInfo;
+ CHAR16 *FullName;
- List = NULL;
+ List = NULL;
+ FullName = NULL;
ShellOpenFileMetaArg((CHAR16*)DestDir, EFI_FILE_MODE_READ, &List);
if (List != NULL && List->Link.ForwardLink != List->Link.BackLink) {
@@ -563,18 +554,21 @@ ProcessValidateAndCopyFiles( FileInfo = NULL;
FileInfo = gEfiShellProtocol->GetFileInfo(((EFI_SHELL_FILE_INFO *)List->Link.ForwardLink)->Handle);
ASSERT(FileInfo != NULL);
+ StrnCatGrow(&FullName, NULL, ((EFI_SHELL_FILE_INFO *)List->Link.ForwardLink)->FullName, 0);
+ ShellCloseFileMetaArg(&List);
if ((FileInfo->Attribute & EFI_FILE_READ_ONLY) == 0) {
- ShellStatus = ValidateAndCopyFiles(FileList, ((EFI_SHELL_FILE_INFO *)List->Link.ForwardLink)->FullName, SilentMode, RecursiveMode, NULL);
+ ShellStatus = ValidateAndCopyFiles(FileList, FullName, SilentMode, RecursiveMode, NULL);
} else {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DEST_ERROR), gShellLevel2HiiHandle);
ShellStatus = SHELL_ACCESS_DENIED;
}
- SHELL_FREE_NON_NULL(FileInfo);
- ShellCloseFileMetaArg(&List);
} else {
+ ShellCloseFileMetaArg(&List);
ShellStatus = ValidateAndCopyFiles(FileList, DestDir, SilentMode, RecursiveMode, NULL);
}
+ SHELL_FREE_NON_NULL(FileInfo);
+ SHELL_FREE_NON_NULL(FullName);
return (ShellStatus);
}
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