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278 lines
10 KiB
C
278 lines
10 KiB
C
/** @file
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Main file for attrib shell level 2 function.
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(C) Copyright 2014-2015 Hewlett-Packard Development Company, L.P.<BR>
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Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "UefiShellLevel2CommandsLib.h"
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STATIC CONST CHAR16 AllFiles[] = L"*";
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STATIC CONST SHELL_PARAM_ITEM AttribParamList[] = {
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{L"-a", TypeFlag},
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{L"+a", TypeFlag},
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{L"-s", TypeFlag},
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{L"+s", TypeFlag},
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{L"-h", TypeFlag},
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{L"+h", TypeFlag},
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{L"-r", TypeFlag},
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{L"+r", TypeFlag},
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{NULL, TypeMax}
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};
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/**
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Function for 'attrib' command.
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@param[in] ImageHandle Handle to the Image (NULL if Internal).
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@param[in] SystemTable Pointer to the System Table (NULL if Internal).
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**/
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SHELL_STATUS
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EFIAPI
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ShellCommandRunAttrib (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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UINT64 FileAttributesToAdd;
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UINT64 FileAttributesToRemove;
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EFI_STATUS Status;
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LIST_ENTRY *Package;
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CHAR16 *ProblemParam;
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SHELL_STATUS ShellStatus;
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UINTN ParamNumberCount;
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CONST CHAR16 *FileName;
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EFI_SHELL_FILE_INFO *ListOfFiles;
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EFI_SHELL_FILE_INFO *FileNode;
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EFI_FILE_INFO *FileInfo;
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ListOfFiles = NULL;
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ShellStatus = SHELL_SUCCESS;
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ProblemParam = NULL;
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//
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// initialize the shell lib (we must be in non-auto-init...)
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//
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Status = ShellInitialize();
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ASSERT_EFI_ERROR(Status);
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//
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// parse the command line
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//
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Status = ShellCommandLineParse (AttribParamList, &Package, &ProblemParam, TRUE);
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if (EFI_ERROR(Status)) {
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if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, L"attrib", ProblemParam);
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FreePool(ProblemParam);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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ASSERT(FALSE);
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}
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} else {
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//
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// check for "-?"
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//
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if (ShellCommandLineGetFlag(Package, L"-?")) {
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ASSERT(FALSE);
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} else {
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FileAttributesToAdd = 0;
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FileAttributesToRemove = 0;
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//
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// apply or remove each flag
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//
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if (ShellCommandLineGetFlag(Package, L"+a")) {
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FileAttributesToAdd |= EFI_FILE_ARCHIVE;
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}
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if (ShellCommandLineGetFlag(Package, L"-a")) {
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FileAttributesToRemove |= EFI_FILE_ARCHIVE;
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}
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if (ShellCommandLineGetFlag(Package, L"+s")) {
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FileAttributesToAdd |= EFI_FILE_SYSTEM;
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}
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if (ShellCommandLineGetFlag(Package, L"-s")) {
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FileAttributesToRemove |= EFI_FILE_SYSTEM;
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}
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if (ShellCommandLineGetFlag(Package, L"+h")) {
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FileAttributesToAdd |= EFI_FILE_HIDDEN;
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}
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if (ShellCommandLineGetFlag(Package, L"-h")) {
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FileAttributesToRemove |= EFI_FILE_HIDDEN;
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}
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if (ShellCommandLineGetFlag(Package, L"+r")) {
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FileAttributesToAdd |= EFI_FILE_READ_ONLY;
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}
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if (ShellCommandLineGetFlag(Package, L"-r")) {
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FileAttributesToRemove |= EFI_FILE_READ_ONLY;
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}
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if (FileAttributesToRemove == 0 && FileAttributesToAdd == 0) {
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//
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// Do display as we have no attributes to change
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//
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for ( ParamNumberCount = 1
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;
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; ParamNumberCount++
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){
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FileName = ShellCommandLineGetRawValue(Package, ParamNumberCount);
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// if we dont have anything left, move on...
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if (FileName == NULL && ParamNumberCount == 1) {
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FileName = (CHAR16*)AllFiles;
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} else if (FileName == NULL) {
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break;
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}
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ASSERT(ListOfFiles == NULL);
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Status = ShellOpenFileMetaArg((CHAR16*)FileName, EFI_FILE_MODE_READ, &ListOfFiles);
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellLevel2HiiHandle, L"attrib", ShellCommandLineGetRawValue(Package, ParamNumberCount));
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ShellStatus = SHELL_NOT_FOUND;
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} else {
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for (FileNode = (EFI_SHELL_FILE_INFO*)GetFirstNode(&ListOfFiles->Link)
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; !IsNull(&ListOfFiles->Link, &FileNode->Link)
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; FileNode = (EFI_SHELL_FILE_INFO*)GetNextNode(&ListOfFiles->Link, &FileNode->Link)
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){
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ShellPrintHiiEx(
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-1,
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-1,
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NULL,
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STRING_TOKEN (STR_ATTRIB_OUTPUT_LINE),
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gShellLevel2HiiHandle,
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FileNode->Info->Attribute&EFI_FILE_DIRECTORY? L'D':L' ',
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FileNode->Info->Attribute&EFI_FILE_ARCHIVE? L'A':L' ',
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FileNode->Info->Attribute&EFI_FILE_SYSTEM? L'S':L' ',
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FileNode->Info->Attribute&EFI_FILE_HIDDEN? L'H':L' ',
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FileNode->Info->Attribute&EFI_FILE_READ_ONLY? L'R':L' ',
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FileNode->FileName
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);
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if (ShellGetExecutionBreakFlag()) {
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ShellStatus = SHELL_ABORTED;
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break;
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}
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}
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Status = ShellCloseFileMetaArg(&ListOfFiles);
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ListOfFiles = NULL;
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_CLOSE_FAIL), gShellLevel2HiiHandle, L"attrib", ShellCommandLineGetRawValue(Package, ParamNumberCount));
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ShellStatus = SHELL_NOT_FOUND;
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}
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} // for loop for handling wildcard filenames
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} // for loop for printing out the info
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} else if ((FileAttributesToRemove & FileAttributesToAdd) != 0) {
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//
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// fail as we have conflcting params.
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//
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_CON), gShellLevel2HiiHandle, L"attrib");
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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//
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// enumerate through all the files/directories and apply the attributes
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//
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for ( ParamNumberCount = 1
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;
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; ParamNumberCount++
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){
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FileName = ShellCommandLineGetRawValue(Package, ParamNumberCount);
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// if we dont have anything left, move on...
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if (FileName == NULL) {
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//
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// make sure we are not failing on the first one we do... if yes that's an error...
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//
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if (ParamNumberCount == 1) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel2HiiHandle, L"attrib");
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ShellStatus = SHELL_INVALID_PARAMETER;
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}
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break;
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}
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//
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// OpenFileByName / GetFileInfo / Change attributes / SetFileInfo / CloseFile / free memory
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// for each file or directory on the line.
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//
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//
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// Open the file(s)
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//
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ASSERT(ListOfFiles == NULL);
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Status = ShellOpenFileMetaArg((CHAR16*)FileName, EFI_FILE_MODE_READ, &ListOfFiles);
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellLevel2HiiHandle, L"attrib", ShellCommandLineGetRawValue(Package, ParamNumberCount));
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ShellStatus = SHELL_NOT_FOUND;
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} else {
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for (FileNode = (EFI_SHELL_FILE_INFO*)GetFirstNode(&ListOfFiles->Link)
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; !IsNull(&ListOfFiles->Link, &FileNode->Link)
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; FileNode = (EFI_SHELL_FILE_INFO*)GetNextNode(&ListOfFiles->Link, &FileNode->Link)
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){
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//
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// skip the directory traversing stuff...
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//
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if (StrCmp(FileNode->FileName, L".") == 0 || StrCmp(FileNode->FileName, L"..") == 0) {
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continue;
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}
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FileInfo = gEfiShellProtocol->GetFileInfo(FileNode->Handle);
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//
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// if we are removing Read-Only we need to do that alone
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//
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if ((FileAttributesToRemove & EFI_FILE_READ_ONLY) == EFI_FILE_READ_ONLY) {
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FileInfo->Attribute &= ~EFI_FILE_READ_ONLY;
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//
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// SetFileInfo
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//
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Status = ShellSetFileInfo(FileNode->Handle, FileInfo);
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_AD), gShellLevel2HiiHandle, L"attrib", ShellCommandLineGetRawValue(Package, ParamNumberCount));
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ShellStatus = SHELL_ACCESS_DENIED;
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}
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}
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//
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// change the attribute
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//
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FileInfo->Attribute &= ~FileAttributesToRemove;
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FileInfo->Attribute |= FileAttributesToAdd;
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//
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// SetFileInfo
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//
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Status = ShellSetFileInfo(FileNode->Handle, FileInfo);
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if (EFI_ERROR(Status)) {;
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_AD), gShellLevel2HiiHandle, L"attrib", ShellCommandLineGetRawValue(Package, ParamNumberCount));
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ShellStatus = SHELL_ACCESS_DENIED;
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}
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SHELL_FREE_NON_NULL(FileInfo);
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}
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Status = ShellCloseFileMetaArg(&ListOfFiles);
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ListOfFiles = NULL;
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_CLOSE_FAIL), gShellLevel2HiiHandle, L"attrib", ShellCommandLineGetRawValue(Package, ParamNumberCount));
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ShellStatus = SHELL_NOT_FOUND;
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}
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} // for loop for handling wildcard filenames
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}
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}
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}
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}
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//
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// free the command line package
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//
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ShellCommandLineFreeVarList (Package);
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//
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// return the status
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//
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return (ShellStatus);
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}
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