Touch.c revision 4fd606d1f5abe38e1f42c38de1d2e895166bd0f4
5027N/A/** @file
5027N/A Main file for Touch shell level 3 function.
5027N/A
5027N/A Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved. <BR>
5027N/A This program and the accompanying materials
5027N/A are licensed and made available under the terms and conditions of the BSD License
5027N/A which accompanies this distribution. The full text of the license may be found at
5027N/A http://opensource.org/licenses/bsd-license.php
5027N/A
5027N/A THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
5027N/A WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
5027N/A
5027N/A**/
5027N/A
5027N/A#include "UefiShellLevel3CommandsLib.h"
5027N/A
5027N/A#include <Library/ShellLib.h>
5027N/A
5027N/A/**
5027N/A Do the touch operation on a single handle.
5027N/A
5027N/A @param[in] Handle The handle to update the date/time on.
5027N/A
5027N/A @retval EFI_ACCESS_DENIED The file referenced by Handle is read only.
5027N/A @retval EFI_SUCCESS The operation was successful.
6238N/A**/
5027N/AEFI_STATUS
5027N/AEFIAPI
5027N/ATouchFileByHandle (
5027N/A IN EFI_HANDLE Handle
6331N/A )
6331N/A{
6331N/A EFI_STATUS Status;
6331N/A EFI_FILE_INFO *FileInfo;
6331N/A
6331N/A FileInfo = gEfiShellProtocol->GetFileInfo(Handle);
6331N/A if ((FileInfo->Attribute & EFI_FILE_READ_ONLY) != 0){
6331N/A return (EFI_ACCESS_DENIED);
6331N/A }
6331N/A Status = gRT->GetTime(&FileInfo->ModificationTime, NULL);
6331N/A ASSERT_EFI_ERROR(Status);
6331N/A CopyMem(&FileInfo->LastAccessTime, &FileInfo->ModificationTime, sizeof(EFI_TIME));
6331N/A
6331N/A Status = gEfiShellProtocol->SetFileInfo(Handle, FileInfo);
6331N/A
6331N/A FreePool(FileInfo);
6331N/A
6331N/A return (Status);
6331N/A}
6331N/A
6331N/A/**
6331N/A Touch a given file and potantially recurse down if it was a directory.
6331N/A
6331N/A @param[in] Name The name of this file.
6331N/A @param[in] FS The name of the file system this file is on.
6331N/A @param[in] Handle The handle of this file already opened.
6331N/A @param[in] Rec TRUE to recurse if possible.
6331N/A
5027N/A @retval EFI_INVALID_PARAMETER A parameter was invalid.
5027N/A @retval EFI_SUCCESS The operation was successful.
5027N/A**/
5027N/AEFI_STATUS
5027N/AEFIAPI
5027N/ADoTouchByHandle (
5027N/A IN CONST CHAR16 *Name,
5027N/A IN CHAR16 *FS,
5027N/A IN SHELL_FILE_HANDLE Handle,
5027N/A IN BOOLEAN Rec
5027N/A )
5027N/A{
5027N/A EFI_STATUS Status;
5027N/A EFI_SHELL_FILE_INFO *FileList;
5027N/A EFI_SHELL_FILE_INFO *Walker;
5027N/A CHAR16 *TempSpot;
5027N/A
5027N/A Status = EFI_SUCCESS;
5027N/A FileList = NULL;
5027N/A Walker = NULL;
5027N/A
5027N/A if (FS == NULL) {
5027N/A FS = StrnCatGrow(&FS, NULL, Name, 0);
6331N/A if (FS != NULL) {
6331N/A TempSpot = StrStr(FS, L"\\");
5027N/A if (TempSpot != NULL) {
5027N/A *TempSpot = CHAR_NULL;
5027N/A }
5027N/A }
5027N/A }
5027N/A if (FS == NULL) {
6331N/A return (EFI_INVALID_PARAMETER);
5027N/A }
5027N/A
5027N/A //
5027N/A // do it
5027N/A //
5027N/A Status = TouchFileByHandle(Handle);
5027N/A if (EFI_ERROR(Status)) {
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Name, Status);
5027N/A return (Status);
5027N/A }
5027N/A
5027N/A //
5027N/A // if it's a directory recurse...
5027N/A //
5027N/A if (FileHandleIsDirectory(Handle) == EFI_SUCCESS && Rec) {
5027N/A //
5027N/A // get each file under this directory
5027N/A //
5027N/A if (EFI_ERROR(gEfiShellProtocol->FindFilesInDir(Handle, &FileList))) {
5027N/A Status = EFI_INVALID_PARAMETER;
5133N/A }
5027N/A
5027N/A //
5027N/A // recurse on each
5027N/A //
5027N/A for (Walker = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link)
5027N/A ; FileList != NULL && !IsNull(&FileList->Link, &Walker->Link) && !EFI_ERROR(Status)
5027N/A ; Walker = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Walker->Link)
5027N/A ){
5027N/A if ( (StrCmp(Walker->FileName, L".") != 0)
5027N/A && (StrCmp(Walker->FileName, L"..") != 0)
5027N/A ){
5027N/A //
5027N/A // Open the file since we need that handle.
5027N/A //
5027N/A Status = gEfiShellProtocol->OpenFileByName (Walker->FullName, &Walker->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE);
5027N/A if (EFI_ERROR(Status)) {
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Walker->FullName, Status);
5027N/A Status = EFI_ACCESS_DENIED;
5027N/A } else {
5027N/A Status = DoTouchByHandle(Walker->FullName, FS, Walker->Handle, TRUE);
5027N/A gEfiShellProtocol->CloseFile(Walker->Handle);
5027N/A Walker->Handle = NULL;
5027N/A }
5027N/A }
5027N/A }
5027N/A
5027N/A //
5027N/A // free stuff
5027N/A //
5027N/A if (FileList != NULL && EFI_ERROR(gEfiShellProtocol->FreeFileList(&FileList))) {
5027N/A Status = EFI_INVALID_PARAMETER;
5027N/A }
5027N/A }
5027N/A
5027N/A return (Status);
5027N/A}
5027N/A
5027N/ASTATIC CONST SHELL_PARAM_ITEM ParamList[] = {
5027N/A {L"-r", TypeFlag},
5027N/A {NULL, TypeMax}
5027N/A };
5027N/A
5027N/A/**
5027N/A Function for 'touch' command.
5027N/A
5027N/A @param[in] ImageHandle Handle to the Image (NULL if Internal).
5027N/A @param[in] SystemTable Pointer to the System Table (NULL if Internal).
5027N/A**/
5027N/ASHELL_STATUS
5027N/AEFIAPI
5027N/AShellCommandRunTouch (
5027N/A IN EFI_HANDLE ImageHandle,
5027N/A IN EFI_SYSTEM_TABLE *SystemTable
5027N/A )
5027N/A{
5027N/A EFI_STATUS Status;
5027N/A LIST_ENTRY *Package;
5027N/A CHAR16 *ProblemParam;
5027N/A CONST CHAR16 *Param;
5027N/A SHELL_STATUS ShellStatus;
5027N/A UINTN ParamCount;
5027N/A EFI_SHELL_FILE_INFO *FileList;
5027N/A EFI_SHELL_FILE_INFO *Node;
5027N/A
5027N/A ProblemParam = NULL;
5027N/A ShellStatus = SHELL_SUCCESS;
5027N/A ParamCount = 0;
5027N/A FileList = NULL;
5027N/A
5027N/A //
5027N/A // initialize the shell lib (we must be in non-auto-init...)
5027N/A //
5133N/A Status = ShellInitialize();
5027N/A ASSERT_EFI_ERROR(Status);
5133N/A
5027N/A Status = CommandInit();
5027N/A ASSERT_EFI_ERROR(Status);
5027N/A
5027N/A //
5027N/A // parse the command line
5027N/A //
5027N/A Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
5027N/A if (EFI_ERROR(Status)) {
5027N/A if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, ProblemParam);
5027N/A FreePool(ProblemParam);
5027N/A ShellStatus = SHELL_INVALID_PARAMETER;
5027N/A } else {
5027N/A ASSERT(FALSE);
5027N/A }
5027N/A } else {
5027N/A //
5027N/A // check for "-?"
5027N/A //
5027N/A if (ShellCommandLineGetFlag(Package, L"-?")) {
5027N/A ASSERT(FALSE);
5027N/A }
5027N/A if (ShellCommandLineGetRawValue(Package, 1) == NULL) {
5027N/A //
5027N/A // we insufficient parameters
5027N/A //
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel3HiiHandle);
5027N/A ShellStatus = SHELL_INVALID_PARAMETER;
5027N/A } else {
5027N/A //
5027N/A // get a list with each file specified by parameters
5027N/A // if parameter is a directory then add all the files below it to the list
5027N/A //
5027N/A for ( ParamCount = 1, Param = ShellCommandLineGetRawValue(Package, ParamCount)
5027N/A ; Param != NULL
5027N/A ; ParamCount++, Param = ShellCommandLineGetRawValue(Package, ParamCount)
5027N/A ){
5027N/A Status = ShellOpenFileMetaArg((CHAR16*)Param, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE, &FileList);
5027N/A if (EFI_ERROR(Status)) {
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, (CHAR16*)Param);
5027N/A ShellStatus = SHELL_NOT_FOUND;
5027N/A break;
5027N/A }
5027N/A //
5027N/A // make sure we completed the param parsing sucessfully...
5027N/A // Also make sure that any previous action was sucessful
5027N/A //
5027N/A if (ShellStatus == SHELL_SUCCESS) {
5027N/A //
5027N/A // check that we have at least 1 file
5027N/A //
5027N/A if (FileList == NULL || IsListEmpty(&FileList->Link)) {
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel3HiiHandle, Param);
5027N/A continue;
5027N/A } else {
5027N/A //
5027N/A // loop through the list and make sure we are not aborting...
5027N/A //
5027N/A for ( Node = (EFI_SHELL_FILE_INFO*)GetFirstNode(&FileList->Link)
5027N/A ; !IsNull(&FileList->Link, &Node->Link) && !ShellGetExecutionBreakFlag()
5027N/A ; Node = (EFI_SHELL_FILE_INFO*)GetNextNode(&FileList->Link, &Node->Link)
5027N/A ){
5027N/A //
5027N/A // make sure the file opened ok
5027N/A //
5027N/A if (EFI_ERROR(Node->Status)){
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Node->FileName, Node->Status);
5027N/A ShellStatus = SHELL_NOT_FOUND;
5027N/A continue;
5027N/A }
5027N/A
5027N/A Status = DoTouchByHandle(Node->FullName, NULL, Node->Handle, ShellCommandLineGetFlag(Package, L"-r"));
5027N/A if (EFI_ERROR(Status) && Status != EFI_ACCESS_DENIED) {
5027N/A ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Node->FileName, Status);
5027N/A ShellStatus = SHELL_NOT_FOUND;
5027N/A }
5027N/A }
5027N/A }
5027N/A }
5027N/A //
5027N/A // Free the fileList
5027N/A //
5027N/A if (FileList != NULL && !IsListEmpty(&FileList->Link)) {
5027N/A Status = ShellCloseFileMetaArg(&FileList);
5027N/A ASSERT_EFI_ERROR(Status);
5027N/A }
5027N/A FileList = NULL;
5027N/A }
5027N/A }
5027N/A
5027N/A //
5027N/A // free the command line package
5027N/A //
5027N/A ShellCommandLineFreeVarList (Package);
5027N/A }
5027N/A
5027N/A if (ShellGetExecutionBreakFlag()) {
5027N/A return (SHELL_ABORTED);
5027N/A }
5027N/A
5027N/A return (ShellStatus);
5027N/A}
5027N/A
5027N/A