diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellLevel3CommandsLib/Touch.c')
| -rw-r--r-- | ShellPkg/Library/UefiShellLevel3CommandsLib/Touch.c | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/ShellPkg/Library/UefiShellLevel3CommandsLib/Touch.c b/ShellPkg/Library/UefiShellLevel3CommandsLib/Touch.c new file mode 100644 index 0000000000..0252f7748d --- /dev/null +++ b/ShellPkg/Library/UefiShellLevel3CommandsLib/Touch.c @@ -0,0 +1,265 @@ +/** @file
+ Main file for Touch shell level 3 function.
+
+ Copyright (c) 2009 - 2010, 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 "UefiShellLevel3CommandsLib.h"
+
+#include <Library/ShellLib.h>
+
+EFI_STATUS
+EFIAPI
+TouchFileByHandle (
+ IN EFI_HANDLE Handle
+ )
+{
+ EFI_STATUS Status;
+ EFI_FILE_INFO *FileInfo;
+
+ FileInfo = gEfiShellProtocol->GetFileInfo(Handle);
+ if ((FileInfo->Attribute & EFI_FILE_READ_ONLY) != 0){
+ return (EFI_ACCESS_DENIED);
+ }
+ Status = gRT->GetTime(&FileInfo->ModificationTime, NULL);
+ ASSERT_EFI_ERROR(Status);
+ CopyMem(&FileInfo->LastAccessTime, &FileInfo->ModificationTime, sizeof(EFI_TIME));
+
+ Status = gEfiShellProtocol->SetFileInfo(Handle, FileInfo);
+
+ FreePool(FileInfo);
+
+ return (Status);
+}
+
+EFI_STATUS
+EFIAPI
+DoTouchByHandle (
+ IN CONST CHAR16 *Name,
+ IN CHAR16 *FS,
+ IN SHELL_FILE_HANDLE Handle,
+ IN BOOLEAN Rec
+ )
+{
+ EFI_STATUS Status;
+ EFI_SHELL_FILE_INFO *FileList;
+ EFI_SHELL_FILE_INFO *Walker;
+ CHAR16 *TempSpot;
+
+ Status = EFI_SUCCESS;
+ FileList = NULL;
+ Walker = NULL;
+
+ if (FS == NULL) {
+ FS = StrnCatGrow(&FS, NULL, Name, 0);
+ TempSpot = StrStr(FS, L"\\");
+ if (TempSpot != NULL) {
+ *TempSpot = CHAR_NULL;
+ }
+ }
+
+ //
+ // do it
+ //
+ Status = TouchFileByHandle(Handle);
+ if (EFI_ERROR(Status)) {
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Name, Status);
+ return (Status);
+ }
+
+ //
+ // if it's a directory recurse...
+ //
+ if (FileHandleIsDirectory(Handle) == EFI_SUCCESS && Rec) {
+ //
+ // get each file under this directory
+ //
+ if (EFI_ERROR(gEfiShellProtocol->FindFilesInDir(Handle, &FileList))) {
+ Status = EFI_INVALID_PARAMETER;
+ }
+
+ //
+ // recurse on each
+ //
+ for (Walker = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link)
+ ; FileList != NULL && !IsNull(&FileList->Link, &Walker->Link) && !EFI_ERROR(Status)
+ ; Walker = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Walker->Link)
+ ){
+ if ( (StrCmp(Walker->FileName, L".") != 0)
+ && (StrCmp(Walker->FileName, L"..") != 0)
+ ){
+ //
+ // Open the file since we need that handle.
+ //
+ Status = gEfiShellProtocol->OpenFileByName (Walker->FullName, &Walker->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE);
+ if (EFI_ERROR(Status)) {
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Walker->FullName, Status);
+ Status = EFI_ACCESS_DENIED;
+ } else {
+ Status = DoTouchByHandle(Walker->FullName, FS, Walker->Handle, TRUE);
+ gEfiShellProtocol->CloseFile(Walker->Handle);
+ Walker->Handle = NULL;
+ }
+ }
+ }
+
+ //
+ // free stuff
+ //
+ if (FileList != NULL && EFI_ERROR(gEfiShellProtocol->FreeFileList(&FileList))) {
+ Status = EFI_INVALID_PARAMETER;
+ }
+ }
+
+ return (Status);
+}
+
+STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
+ {L"-r", TypeFlag},
+ {NULL, TypeMax}
+ };
+
+/**
+ Function for 'touch' command.
+
+ @param[in] ImageHandle Handle to the Image (NULL if Internal).
+ @param[in] SystemTable Pointer to the System Table (NULL if Internal).
+**/
+SHELL_STATUS
+EFIAPI
+ShellCommandRunTouch (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+ LIST_ENTRY *Package;
+ CHAR16 *ProblemParam;
+ CONST CHAR16 *Param;
+ SHELL_STATUS ShellStatus;
+ UINTN ParamCount;
+ EFI_SHELL_FILE_INFO *FileList;
+ EFI_SHELL_FILE_INFO *Node;
+
+ ProblemParam = NULL;
+ ShellStatus = SHELL_SUCCESS;
+ ParamCount = 0;
+ FileList = NULL;
+
+ //
+ // initialize the shell lib (we must be in non-auto-init...)
+ //
+ Status = ShellInitialize();
+ ASSERT_EFI_ERROR(Status);
+
+ Status = CommandInit();
+ ASSERT_EFI_ERROR(Status);
+
+ //
+ // parse the command line
+ //
+ Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
+ if (EFI_ERROR(Status)) {
+ if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, ProblemParam);
+ FreePool(ProblemParam);
+ ShellStatus = SHELL_INVALID_PARAMETER;
+ } else {
+ ASSERT(FALSE);
+ }
+ } else {
+ //
+ // check for "-?"
+ //
+ if (ShellCommandLineGetFlag(Package, L"-?")) {
+ ASSERT(FALSE);
+ }
+ if (ShellCommandLineGetRawValue(Package, 1) == NULL) {
+ //
+ // we insufficient parameters
+ //
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel3HiiHandle);
+ ShellStatus = SHELL_INVALID_PARAMETER;
+ } else {
+ //
+ // get a list with each file specified by parameters
+ // if parameter is a directory then add all the files below it to the list
+ //
+ for ( ParamCount = 1, Param = ShellCommandLineGetRawValue(Package, ParamCount)
+ ; Param != NULL
+ ; ParamCount++, Param = ShellCommandLineGetRawValue(Package, ParamCount)
+ ){
+ Status = ShellOpenFileMetaArg((CHAR16*)Param, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE, &FileList);
+ if (EFI_ERROR(Status)) {
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, (CHAR16*)Param);
+ ShellStatus = SHELL_NOT_FOUND;
+ break;
+ }
+ //
+ // make sure we completed the param parsing sucessfully...
+ // Also make sure that any previous action was sucessful
+ //
+ if (ShellStatus == SHELL_SUCCESS) {
+ //
+ // check that we have at least 1 file
+ //
+ if (FileList == NULL || IsListEmpty(&FileList->Link)) {
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel3HiiHandle, Param);
+ continue;
+ } else {
+ //
+ // loop through the list and make sure we are not aborting...
+ //
+ for ( Node = (EFI_SHELL_FILE_INFO*)GetFirstNode(&FileList->Link)
+ ; !IsNull(&FileList->Link, &Node->Link) && !ShellGetExecutionBreakFlag()
+ ; Node = (EFI_SHELL_FILE_INFO*)GetNextNode(&FileList->Link, &Node->Link)
+ ){
+ //
+ // make sure the file opened ok
+ //
+ if (EFI_ERROR(Node->Status)){
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Node->FileName, Node->Status);
+ ShellStatus = SHELL_NOT_FOUND;
+ continue;
+ }
+
+ Status = DoTouchByHandle(Node->FullName, NULL, Node->Handle, ShellCommandLineGetFlag(Package, L"-r"));
+ if (EFI_ERROR(Status) && Status != EFI_ACCESS_DENIED) {
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Node->FileName, Status);
+ ShellStatus = SHELL_NOT_FOUND;
+ }
+ }
+ }
+ }
+ //
+ // Free the fileList
+ //
+ if (FileList != NULL && !IsListEmpty(&FileList->Link)) {
+ Status = ShellCloseFileMetaArg(&FileList);
+ ASSERT_EFI_ERROR(Status);
+ }
+ FileList = NULL;
+ }
+ }
+
+ //
+ // free the command line package
+ //
+ ShellCommandLineFreeVarList (Package);
+ }
+
+ if (ShellGetExecutionBreakFlag()) {
+ return (SHELL_ABORTED);
+ }
+
+ return (ShellStatus);
+}
+
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