/** Function for 'tftp' command. @param[in] ImageHandle Handle to the Image (NULL if Internal). @param[in] SystemTable Pointer to the System Table (NULL if Internal). @return SHELL_SUCCESS The 'tftp' command completed successfully. @return SHELL_ABORTED The Shell Library initialization failed. @return SHELL_INVALID_PARAMETER At least one of the command's arguments is not valid. @return SHELL_OUT_OF_RESOURCES A memory allocation failed. @return SHELL_NOT_FOUND Network Interface Card not found or server error or file error. **/ SHELL_STATUS EFIAPI ShellCommandRunTftp ( IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable ) { SHELL_STATUS ShellStatus; EFI_STATUS Status; LIST_ENTRY *CheckPackage; CHAR16 *ProblemParam; UINTN ParamCount; CONST CHAR16 *UserNicName; BOOLEAN NicFound; CONST CHAR16 *ValueStr; CONST CHAR16 *RemoteFilePath; CHAR8 *AsciiRemoteFilePath; CONST CHAR16 *Walker; CONST CHAR16 *LocalFilePath; EFI_MTFTP4_CONFIG_DATA Mtftp4ConfigData; EFI_HANDLE *Handles; UINTN HandleCount; UINTN NicNumber; CHAR16 NicName[IP4_CONFIG2_INTERFACE_INFO_NAME_LENGTH]; EFI_HANDLE ControllerHandle; EFI_HANDLE Mtftp4ChildHandle; EFI_MTFTP4_PROTOCOL *Mtftp4; UINTN FileSize; VOID *Data; SHELL_FILE_HANDLE FileHandle; ShellStatus = SHELL_INVALID_PARAMETER; ProblemParam = NULL; NicFound = FALSE; AsciiRemoteFilePath = NULL; Handles = NULL; FileSize = 0; // // Initialize the Shell library (we must be in non-auto-init...) // Status = ShellInitialize (); if (EFI_ERROR (Status)) { ASSERT_EFI_ERROR (Status); return SHELL_ABORTED; } // // Parse the command line. // Status = ShellCommandLineParse (ParamList, &CheckPackage, &ProblemParam, TRUE); if (EFI_ERROR (Status)) { if ((Status == EFI_VOLUME_CORRUPTED) && (ProblemParam != NULL) ) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellTftpHiiHandle, L"tftp", ProblemParam ); FreePool (ProblemParam); } else { ASSERT (FALSE); } goto Error; } // // Check the number of parameters // ParamCount = ShellCommandLineGetCount (CheckPackage); if (ParamCount > 4) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellTftpHiiHandle, L"tftp" ); goto Error; } if (ParamCount < 3) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellTftpHiiHandle, L"tftp" ); goto Error; } Mtftp4ConfigData = DefaultMtftp4ConfigData; // // Check the host IPv4 address // ValueStr = ShellCommandLineGetRawValue (CheckPackage, 1); Status = NetLibStrToIp4 (ValueStr, &Mtftp4ConfigData.ServerIp); if (EFI_ERROR (Status)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellTftpHiiHandle, L"tftp", ValueStr ); goto Error; } RemoteFilePath = ShellCommandLineGetRawValue (CheckPackage, 2); AsciiRemoteFilePath = AllocatePool ( (StrLen (RemoteFilePath) + 1) * sizeof (CHAR8) ); if (AsciiRemoteFilePath == NULL) { ShellStatus = SHELL_OUT_OF_RESOURCES; goto Error; } UnicodeStrToAsciiStr (RemoteFilePath, AsciiRemoteFilePath); if (ParamCount == 4) { LocalFilePath = ShellCommandLineGetRawValue (CheckPackage, 3); } else { Walker = RemoteFilePath + StrLen (RemoteFilePath); while ((--Walker) >= RemoteFilePath) { if ((*Walker == L'\\') || (*Walker == L'/' ) ) { break; } } LocalFilePath = Walker + 1; } // // Get the name of the Network Interface Card to be used if any. // UserNicName = ShellCommandLineGetValue (CheckPackage, L"-i"); ValueStr = ShellCommandLineGetValue (CheckPackage, L"-l"); if (ValueStr != NULL) { if (!StringToUint16 (ValueStr, &Mtftp4ConfigData.LocalPort)) { goto Error; } } ValueStr = ShellCommandLineGetValue (CheckPackage, L"-r"); if (ValueStr != NULL) { if (!StringToUint16 (ValueStr, &Mtftp4ConfigData.InitialServerPort)) { goto Error; } } ValueStr = ShellCommandLineGetValue (CheckPackage, L"-c"); if (ValueStr != NULL) { if (!StringToUint16 (ValueStr, &Mtftp4ConfigData.TryCount)) { goto Error; } } ValueStr = ShellCommandLineGetValue (CheckPackage, L"-t"); if (ValueStr != NULL) { if (!StringToUint16 (ValueStr, &Mtftp4ConfigData.TimeoutValue)) { goto Error; } if (Mtftp4ConfigData.TimeoutValue == 0) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellTftpHiiHandle, L"tftp", ValueStr ); goto Error; } } // // Locate all MTFTP4 Service Binding protocols // ShellStatus = SHELL_NOT_FOUND; Status = gBS->LocateHandleBuffer ( ByProtocol, &gEfiManagedNetworkServiceBindingProtocolGuid, NULL, &HandleCount, &Handles ); if (EFI_ERROR (Status) || (HandleCount == 0)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_NO_NIC), gShellTftpHiiHandle ); goto Error; } for (NicNumber = 0; (NicNumber < HandleCount) && (ShellStatus != SHELL_SUCCESS); NicNumber++) { ControllerHandle = Handles[NicNumber]; Data = NULL; Status = GetNicName (ControllerHandle, NicNumber, NicName); if (EFI_ERROR (Status)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_NIC_NAME), gShellTftpHiiHandle, NicNumber, Status ); continue; } if (UserNicName != NULL) { if (StrCmp (NicName, UserNicName) != 0) { continue; } NicFound = TRUE; } Status = CreateServiceChildAndOpenProtocol ( ControllerHandle, &gEfiMtftp4ServiceBindingProtocolGuid, &gEfiMtftp4ProtocolGuid, &Mtftp4ChildHandle, (VOID**)&Mtftp4 ); if (EFI_ERROR (Status)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_OPEN_PROTOCOL), gShellTftpHiiHandle, NicName, Status ); continue; } Status = Mtftp4->Configure (Mtftp4, &Mtftp4ConfigData); if (EFI_ERROR (Status)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_CONFIGURE), gShellTftpHiiHandle, NicName, Status ); goto NextHandle; } Status = GetFileSize (Mtftp4, AsciiRemoteFilePath, &FileSize); if (EFI_ERROR (Status)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_FILE_SIZE), gShellTftpHiiHandle, RemoteFilePath, NicName, Status ); goto NextHandle; } Status = DownloadFile (Mtftp4, RemoteFilePath, AsciiRemoteFilePath, FileSize, &Data); if (EFI_ERROR (Status)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_DOWNLOAD), gShellTftpHiiHandle, RemoteFilePath, NicName, Status ); goto NextHandle; } if (!EFI_ERROR (ShellFileExists (LocalFilePath))) { ShellDeleteFileByName (LocalFilePath); } Status = ShellOpenFileByName ( LocalFilePath, &FileHandle, EFI_FILE_MODE_CREATE | EFI_FILE_MODE_WRITE | EFI_FILE_MODE_READ, 0 ); if (EFI_ERROR (Status)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellTftpHiiHandle, L"tftp", LocalFilePath ); goto NextHandle; } Status = ShellWriteFile (FileHandle, &FileSize, Data); if (!EFI_ERROR (Status)) { ShellStatus = SHELL_SUCCESS; } else { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_WRITE), gShellTftpHiiHandle, LocalFilePath, Status ); } ShellCloseFile (&FileHandle); NextHandle: if (Data != NULL) { gBS->FreePages ((EFI_PHYSICAL_ADDRESS)(UINTN)Data, EFI_SIZE_TO_PAGES (FileSize)); } CloseProtocolAndDestroyServiceChild ( ControllerHandle, &gEfiMtftp4ServiceBindingProtocolGuid, &gEfiMtftp4ProtocolGuid, Mtftp4ChildHandle ); } if ((UserNicName != NULL) && (!NicFound)) { ShellPrintHiiEx ( -1, -1, NULL, STRING_TOKEN (STR_TFTP_ERR_NIC_NOT_FOUND), gShellTftpHiiHandle, UserNicName ); } Error: ShellCommandLineFreeVarList (CheckPackage); if (AsciiRemoteFilePath != NULL) { FreePool (AsciiRemoteFilePath); } if (Handles != NULL) { FreePool (Handles); } return ShellStatus; }
/** function to take a list of files to move and a destination location and do the verification and moving of those files to that location. This function will report any errors to the user and continue to move the rest of the files. @param[in] FileList A LIST_ENTRY* based list of files to move @param[out] Resp pointer to response from question. Pass back on looped calling @param[in] DestParameter the originally specified destination location @retval SHELL_SUCCESS the files were all moved. @retval SHELL_INVALID_PARAMETER a parameter was invalid @retval SHELL_SECURITY_VIOLATION a security violation ocurred @retval SHELL_WRITE_PROTECTED the destination was write protected @retval SHELL_OUT_OF_RESOURCES a memory allocation failed **/ SHELL_STATUS EFIAPI ValidateAndMoveFiles( IN EFI_SHELL_FILE_INFO *FileList, OUT VOID **Resp, IN CONST CHAR16 *DestParameter ) { EFI_STATUS Status; CHAR16 *HiiOutput; CHAR16 *HiiResultOk; CHAR16 *DestPath; CHAR16 *FullDestPath; CONST CHAR16 *Cwd; CHAR16 *FullCwd; SHELL_STATUS ShellStatus; EFI_SHELL_FILE_INFO *Node; VOID *Response; UINT64 Attr; CHAR16 *CleanFilePathStr; ASSERT(FileList != NULL); ASSERT(DestParameter != NULL); DestPath = NULL; FullDestPath = NULL; Cwd = ShellGetCurrentDir(NULL); Response = *Resp; Attr = 0; CleanFilePathStr = NULL; FullCwd = NULL; if (Cwd != NULL) { FullCwd = AllocateZeroPool(StrSize(Cwd) + sizeof(CHAR16)); if (FullCwd == NULL) { return SHELL_OUT_OF_RESOURCES; } else { StrCpyS(FullCwd, StrSize(Cwd)/sizeof(CHAR16)+1, Cwd); StrCatS(FullCwd, StrSize(Cwd)/sizeof(CHAR16)+1, L"\\"); } } Status = ShellLevel2StripQuotes (DestParameter, &CleanFilePathStr); if (EFI_ERROR (Status)) { SHELL_FREE_NON_NULL(FullCwd); if (Status == EFI_OUT_OF_RESOURCES) { return SHELL_OUT_OF_RESOURCES; } else { return SHELL_INVALID_PARAMETER; } } ASSERT (CleanFilePathStr != NULL); // // Get and validate the destination location // ShellStatus = GetDestinationLocation(CleanFilePathStr, &DestPath, FullCwd, (BOOLEAN)(FileList->Link.ForwardLink == FileList->Link.BackLink), &Attr); FreePool (CleanFilePathStr); if (ShellStatus != SHELL_SUCCESS) { SHELL_FREE_NON_NULL (FullCwd); return (ShellStatus); } DestPath = PathCleanUpDirectories(DestPath); if (DestPath == NULL) { FreePool (FullCwd); return (SHELL_OUT_OF_RESOURCES); } HiiOutput = HiiGetString (gShellLevel2HiiHandle, STRING_TOKEN (STR_MV_OUTPUT), NULL); HiiResultOk = HiiGetString (gShellLevel2HiiHandle, STRING_TOKEN (STR_GEN_RES_OK), NULL); if (HiiOutput == NULL || HiiResultOk == NULL) { SHELL_FREE_NON_NULL(DestPath); SHELL_FREE_NON_NULL(HiiOutput); SHELL_FREE_NON_NULL(HiiResultOk); SHELL_FREE_NON_NULL(FullCwd); return (SHELL_OUT_OF_RESOURCES); } // // Go through the list of files and directories to move... // for (Node = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link) ; !IsNull(&FileList->Link, &Node->Link) ; Node = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Node->Link) ){ if (ShellGetExecutionBreakFlag()) { break; } // // These should never be NULL // ASSERT(Node->FileName != NULL); ASSERT(Node->FullName != NULL); ASSERT(Node->Info != NULL); // // skip the directory traversing stuff... // if (StrCmp(Node->FileName, L".") == 0 || StrCmp(Node->FileName, L"..") == 0) { continue; } SHELL_FREE_NON_NULL(FullDestPath); FullDestPath = NULL; if (ShellIsDirectory(DestPath)==EFI_SUCCESS) { CreateFullDestPath((CONST CHAR16 **)&DestPath, &FullDestPath, Node->FileName); } // // Validate that the move is valid // if (!IsValidMove(Node->FullName, FullCwd, FullDestPath!=NULL? FullDestPath:DestPath, Node->Info->Attribute, Attr, Node->Status)) { ShellStatus = SHELL_INVALID_PARAMETER; continue; } ShellPrintEx(-1, -1, HiiOutput, Node->FullName, FullDestPath!=NULL? FullDestPath:DestPath); // // See if destination exists // if (!EFI_ERROR(ShellFileExists(FullDestPath!=NULL? FullDestPath:DestPath))) { if (Response == NULL) { ShellPromptForResponseHii(ShellPromptResponseTypeYesNoAllCancel, STRING_TOKEN (STR_GEN_DEST_EXIST_OVR), gShellLevel2HiiHandle, &Response); } switch (*(SHELL_PROMPT_RESPONSE*)Response) { case ShellPromptResponseNo: FreePool(Response); Response = NULL; continue; case ShellPromptResponseCancel: *Resp = Response; // // indicate to stop everything // SHELL_FREE_NON_NULL(FullCwd); return (SHELL_ABORTED); case ShellPromptResponseAll: *Resp = Response; break; case ShellPromptResponseYes: FreePool(Response); Response = NULL; break; default: FreePool(Response); SHELL_FREE_NON_NULL(FullCwd); return SHELL_ABORTED; } Status = ShellDeleteFileByName(FullDestPath!=NULL? FullDestPath:DestPath); } if (IsBetweenFileSystem(Node->FullName, FullCwd, DestPath)) { while (FullDestPath == NULL && DestPath != NULL && DestPath[0] != CHAR_NULL && DestPath[StrLen(DestPath) - 1] == L'\\') { DestPath[StrLen(DestPath) - 1] = CHAR_NULL; } Status = MoveBetweenFileSystems(Node, FullDestPath!=NULL? FullDestPath:DestPath, &Response); } else { Status = MoveWithinFileSystems(Node, DestPath, &Response); // // Display error status // if (EFI_ERROR(Status)) { ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_ERR_UK), gShellLevel2HiiHandle, L"mv", Status); } } // // Check our result // if (EFI_ERROR(Status)) { ShellStatus = SHELL_INVALID_PARAMETER; if (Status == EFI_SECURITY_VIOLATION) { ShellStatus = SHELL_SECURITY_VIOLATION; } else if (Status == EFI_WRITE_PROTECTED) { ShellStatus = SHELL_WRITE_PROTECTED; } else if (Status == EFI_OUT_OF_RESOURCES) { ShellStatus = SHELL_OUT_OF_RESOURCES; } else if (Status == EFI_DEVICE_ERROR) { ShellStatus = SHELL_DEVICE_ERROR; } else if (Status == EFI_ACCESS_DENIED) { ShellStatus = SHELL_ACCESS_DENIED; } } else { ShellPrintEx(-1, -1, L"%s", HiiResultOk); } } // main for loop SHELL_FREE_NON_NULL(FullDestPath); SHELL_FREE_NON_NULL(DestPath); SHELL_FREE_NON_NULL(HiiOutput); SHELL_FREE_NON_NULL(HiiResultOk); SHELL_FREE_NON_NULL(FullCwd); return (ShellStatus); }
/** Function to Copy one file to another location If the destination exists the user will be prompted and the result put into *resp @param[in] Source pointer to source file name @param[in] Dest pointer to destination file name @param[out] Resp pointer to response from question. Pass back on looped calling @param[in] SilentMode whether to run in quiet mode or not @param[in] CmdName Source command name requesting single file copy @retval SHELL_SUCCESS The source file was copied to the destination **/ SHELL_STATUS CopySingleFile( IN CONST CHAR16 *Source, IN CONST CHAR16 *Dest, OUT VOID **Resp, IN BOOLEAN SilentMode, IN CONST CHAR16 *CmdName ) { VOID *Response; UINTN ReadSize; SHELL_FILE_HANDLE SourceHandle; SHELL_FILE_HANDLE DestHandle; EFI_STATUS Status; VOID *Buffer; CHAR16 *TempName; UINTN Size; EFI_SHELL_FILE_INFO *List; SHELL_STATUS ShellStatus; UINT64 SourceFileSize; UINT64 DestFileSize; EFI_FILE_PROTOCOL *DestVolumeFP; EFI_FILE_SYSTEM_INFO *DestVolumeInfo; UINTN DestVolumeInfoSize; ASSERT(Resp != NULL); SourceHandle = NULL; DestHandle = NULL; Response = *Resp; List = NULL; DestVolumeInfo = NULL; ShellStatus = SHELL_SUCCESS; ReadSize = PcdGet32(PcdShellFileOperationSize); // Why bother copying a file to itself if (StrCmp(Source, Dest) == 0) { return (SHELL_SUCCESS); } // // if the destination file existed check response and possibly prompt user // if (ShellFileExists(Dest) == EFI_SUCCESS) { if (Response == NULL && !SilentMode) { Status = ShellPromptForResponseHii(ShellPromptResponseTypeYesNoAllCancel, STRING_TOKEN (STR_GEN_DEST_EXIST_OVR), gShellLevel2HiiHandle, &Response); } // // possibly return based on response // if (!SilentMode) { switch (*(SHELL_PROMPT_RESPONSE*)Response) { case ShellPromptResponseNo: // // return success here so we dont stop the process // return (SHELL_SUCCESS); case ShellPromptResponseCancel: *Resp = Response; // // indicate to stop everything // return (SHELL_ABORTED); case ShellPromptResponseAll: *Resp = Response; case ShellPromptResponseYes: break; default: return SHELL_ABORTED; } } } if (ShellIsDirectory(Source) == EFI_SUCCESS) { Status = ShellCreateDirectory(Dest, &DestHandle); if (EFI_ERROR(Status)) { ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DEST_DIR_FAIL), gShellLevel2HiiHandle, CmdName, Dest); return (SHELL_ACCESS_DENIED); } // // Now copy all the files under the directory... // TempName = NULL; Size = 0; StrnCatGrow(&TempName, &Size, Source, 0); StrnCatGrow(&TempName, &Size, L"\\*", 0); if (TempName != NULL) { ShellOpenFileMetaArg((CHAR16*)TempName, EFI_FILE_MODE_READ, &List); *TempName = CHAR_NULL; StrnCatGrow(&TempName, &Size, Dest, 0); StrnCatGrow(&TempName, &Size, L"\\", 0); ShellStatus = ValidateAndCopyFiles(List, TempName, SilentMode, TRUE, Resp); ShellCloseFileMetaArg(&List); SHELL_FREE_NON_NULL(TempName); Size = 0; } } else { Status = ShellDeleteFileByName(Dest); // // 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)) { ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CP_DEST_OPEN_FAIL), gShellLevel2HiiHandle, CmdName, Dest); return (SHELL_ACCESS_DENIED); } // // open source file // Status = ShellOpenFileByName (Source, &SourceHandle, EFI_FILE_MODE_READ, 0); if (EFI_ERROR (Status)) { ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_CP_SRC_OPEN_FAIL), gShellLevel2HiiHandle, CmdName, Source); return (SHELL_ACCESS_DENIED); } // //get file size of source file and freespace available on destination volume // ShellGetFileSize(SourceHandle, &SourceFileSize); ShellGetFileSize(DestHandle, &DestFileSize); // //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 ); } // //check if enough space available on destination drive to complete copy // 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, CmdName); return(SHELL_VOLUME_FULL); } else { // // copy data between files // Buffer = AllocateZeroPool(ReadSize); if (Buffer == NULL) { ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_OUT_MEM), gShellLevel2HiiHandle, CmdName); return SHELL_OUT_OF_RESOURCES; } while (ReadSize == PcdGet32(PcdShellFileOperationSize) && !EFI_ERROR(Status)) { Status = ShellReadFile(SourceHandle, &ReadSize, Buffer); if (!EFI_ERROR(Status)) { Status = ShellWriteFile(DestHandle, &ReadSize, Buffer); if (EFI_ERROR(Status)) { ShellStatus = (SHELL_STATUS) (Status & (~MAX_BIT)); ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_WRITE_ERROR), gShellLevel2HiiHandle, CmdName, Dest); break; } } else { ShellStatus = (SHELL_STATUS) (Status & (~MAX_BIT)); ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_CPY_READ_ERROR), gShellLevel2HiiHandle, CmdName, Source); break; } } } SHELL_FREE_NON_NULL(DestVolumeInfo); } // // close files // if (DestHandle != NULL) { ShellCloseFile(&DestHandle); DestHandle = NULL; } if (SourceHandle != NULL) { ShellCloseFile(&SourceHandle); SourceHandle = NULL; } // // return // return ShellStatus; }