diff options
Diffstat (limited to 'ShellPkg/Library/UefiShellLevel2CommandsLib/Rm.c')
| -rw-r--r-- | ShellPkg/Library/UefiShellLevel2CommandsLib/Rm.c | 788 |
1 files changed, 394 insertions, 394 deletions
diff --git a/ShellPkg/Library/UefiShellLevel2CommandsLib/Rm.c b/ShellPkg/Library/UefiShellLevel2CommandsLib/Rm.c index 2354cd0620..439a514182 100644 --- a/ShellPkg/Library/UefiShellLevel2CommandsLib/Rm.c +++ b/ShellPkg/Library/UefiShellLevel2CommandsLib/Rm.c @@ -1,394 +1,394 @@ -/** @file
- Main file for attrib shell level 2 function.
-
- (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
- Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include "UefiShellLevel2CommandsLib.h"
-
-STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
- { L"-q", TypeFlag },
- { NULL, TypeMax }
-};
-
-/**
- Determine if a directory has no files in it.
-
- @param[in] FileHandle The EFI_HANDLE to the directory.
-
- @retval TRUE The directory has no files (or directories).
- @retval FALSE The directory has at least 1 file or directory in it.
-**/
-BOOLEAN
-IsDirectoryEmpty (
- IN SHELL_FILE_HANDLE FileHandle
- )
-{
- EFI_STATUS Status;
- EFI_FILE_INFO *FileInfo;
- BOOLEAN NoFile;
- BOOLEAN RetVal;
-
- RetVal = TRUE;
- NoFile = FALSE;
- FileInfo = NULL;
-
- for (Status = FileHandleFindFirstFile (FileHandle, &FileInfo)
- ; !NoFile && !EFI_ERROR (Status)
- ; FileHandleFindNextFile (FileHandle, FileInfo, &NoFile)
- )
- {
- if ( (StrStr (FileInfo->FileName, L".") != FileInfo->FileName)
- && (StrStr (FileInfo->FileName, L"..") != FileInfo->FileName))
- {
- RetVal = FALSE;
- }
- }
-
- return (RetVal);
-}
-
-/**
- Delete a node and all nodes under it (including sub directories).
-
- @param[in] Node The node to start deleting with.
- @param[in] Quiet TRUE to print no messages.
-
- @retval SHELL_SUCCESS The operation was successful.
- @retval SHELL_ACCESS_DENIED A file was read only.
- @retval SHELL_ABORTED The abort message was received.
- @retval SHELL_DEVICE_ERROR A device error occurred reading this Node.
-**/
-SHELL_STATUS
-CascadeDelete (
- IN EFI_SHELL_FILE_INFO *Node,
- IN CONST BOOLEAN Quiet
- )
-{
- SHELL_STATUS ShellStatus;
- EFI_SHELL_FILE_INFO *List;
- EFI_SHELL_FILE_INFO *Node2;
- EFI_STATUS Status;
- SHELL_PROMPT_RESPONSE *Resp;
- CHAR16 *TempName;
- UINTN NewSize;
-
- Resp = NULL;
- ShellStatus = SHELL_SUCCESS;
- List = NULL;
- Status = EFI_SUCCESS;
-
- if ((Node->Info->Attribute & EFI_FILE_READ_ONLY) == EFI_FILE_READ_ONLY) {
- ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DETELE_RO), gShellLevel2HiiHandle, L"rm", Node->FullName);
- return (SHELL_ACCESS_DENIED);
- }
-
- if ((Node->Info->Attribute & EFI_FILE_DIRECTORY) == EFI_FILE_DIRECTORY) {
- if (!IsDirectoryEmpty (Node->Handle)) {
- if (!Quiet) {
- Status = ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_CONF), gShellLevel2HiiHandle, Node->FullName);
- Status = ShellPromptForResponse (ShellPromptResponseTypeYesNo, NULL, (VOID **)&Resp);
- ASSERT (Resp != NULL);
- if (EFI_ERROR (Status) || (*Resp != ShellPromptResponseYes)) {
- SHELL_FREE_NON_NULL (Resp);
- return (SHELL_ABORTED);
- }
-
- SHELL_FREE_NON_NULL (Resp);
- }
-
- //
- // empty out the directory
- //
- Status = gEfiShellProtocol->FindFilesInDir (Node->Handle, &List);
- if (EFI_ERROR (Status)) {
- if (List != NULL) {
- gEfiShellProtocol->FreeFileList (&List);
- }
-
- return (SHELL_DEVICE_ERROR);
- }
-
- for (Node2 = (EFI_SHELL_FILE_INFO *)GetFirstNode (&List->Link)
- ; !IsNull (&List->Link, &Node2->Link)
- ; Node2 = (EFI_SHELL_FILE_INFO *)GetNextNode (&List->Link, &Node2->Link)
- )
- {
- //
- // skip the directory traversing stuff...
- //
- if ((StrCmp (Node2->FileName, L".") == 0) || (StrCmp (Node2->FileName, L"..") == 0)) {
- continue;
- }
-
- Node2->Status = gEfiShellProtocol->OpenFileByName (Node2->FullName, &Node2->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE);
- if (EFI_ERROR (Node2->Status) && (StrStr (Node2->FileName, L":") == NULL)) {
- //
- // Update the node filename to have full path with file system identifier
- //
- NewSize = StrSize (Node->FullName) + StrSize (Node2->FullName);
- TempName = AllocateZeroPool (NewSize);
- if (TempName == NULL) {
- ShellStatus = SHELL_OUT_OF_RESOURCES;
- } else {
- StrCpyS (TempName, NewSize/sizeof (CHAR16), Node->FullName);
- TempName[StrStr (TempName, L":")+1-TempName] = CHAR_NULL;
- StrCatS (TempName, NewSize/sizeof (CHAR16), Node2->FullName);
- FreePool ((VOID *)Node2->FullName);
- Node2->FullName = TempName;
-
- //
- // Now try again to open the file
- //
- Node2->Status = gEfiShellProtocol->OpenFileByName (Node2->FullName, &Node2->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE);
- }
- }
-
- if (!EFI_ERROR (Node2->Status)) {
- ShellStatus = CascadeDelete (Node2, Quiet);
- } else if (ShellStatus == SHELL_SUCCESS) {
- ShellStatus = (SHELL_STATUS)(Node2->Status&(~0x80000000));
- }
-
- if (ShellStatus != SHELL_SUCCESS) {
- if (List != NULL) {
- gEfiShellProtocol->FreeFileList (&List);
- }
-
- return (ShellStatus);
- }
- }
-
- if (List != NULL) {
- gEfiShellProtocol->FreeFileList (&List);
- }
- }
- }
-
- if (!((StrCmp (Node->FileName, L".") == 0) || (StrCmp (Node->FileName, L"..") == 0))) {
- //
- // now delete the current node...
- //
- if (!Quiet) {
- ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE), gShellLevel2HiiHandle, Node->FullName);
- }
-
- Status = gEfiShellProtocol->DeleteFile (Node->Handle);
- Node->Handle = NULL;
- }
-
- //
- // We cant allow for the warning here! (Dont use EFI_ERROR Macro).
- //
- if (Status != EFI_SUCCESS) {
- ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_ERR), gShellLevel2HiiHandle, Status);
- return (SHELL_ACCESS_DENIED);
- } else {
- if (!Quiet) {
- ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_COMP), gShellLevel2HiiHandle);
- }
-
- return (SHELL_SUCCESS);
- }
-}
-
-/**
- Determines if a Node is a valid delete target. Will prevent deleting the root directory.
-
- @param[in] List RESERVED. Not used.
- @param[in] Node The node to analyze.
- @param[in] Package RESERVED. Not used.
-**/
-BOOLEAN
-IsValidDeleteTarget (
- IN CONST EFI_SHELL_FILE_INFO *List,
- IN CONST EFI_SHELL_FILE_INFO *Node,
- IN CONST LIST_ENTRY *Package
- )
-{
- CONST CHAR16 *TempLocation;
- BOOLEAN RetVal;
- CHAR16 *SearchString;
- CHAR16 *Pattern;
- UINTN Size;
-
- if ((Node == NULL) || (Node->FullName == NULL)) {
- return (FALSE);
- }
-
- TempLocation = StrStr (Node->FullName, L":");
- if (StrLen (TempLocation) <= 2) {
- //
- // Deleting the root directory is invalid.
- //
- return (FALSE);
- }
-
- TempLocation = ShellGetCurrentDir (NULL);
- if (TempLocation == NULL) {
- //
- // No working directory is specified so whatever is left is ok.
- //
- return (TRUE);
- }
-
- Pattern = NULL;
- SearchString = NULL;
- Size = 0;
- Pattern = StrnCatGrow (&Pattern, &Size, TempLocation, 0);
- Pattern = StrnCatGrow (&Pattern, &Size, L"\\", 0);
- Size = 0;
- SearchString = StrnCatGrow (&SearchString, &Size, Node->FullName, 0);
- if (!EFI_ERROR (ShellIsDirectory (SearchString))) {
- SearchString = StrnCatGrow (&SearchString, &Size, L"\\", 0);
- SearchString = StrnCatGrow (&SearchString, &Size, L"*", 0);
- }
-
- if ((Pattern == NULL) || (SearchString == NULL)) {
- RetVal = FALSE;
- } else {
- RetVal = TRUE;
- if (gUnicodeCollation->MetaiMatch (gUnicodeCollation, Pattern, SearchString)) {
- RetVal = FALSE;
- }
- }
-
- SHELL_FREE_NON_NULL (Pattern);
- SHELL_FREE_NON_NULL (SearchString);
-
- return (RetVal);
-}
-
-/**
- Function for 'rm' 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
-ShellCommandRunRm (
- 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);
-
- //
- // 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), gShellLevel2HiiHandle, L"rm", 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), gShellLevel2HiiHandle, L"rm");
- 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_WRITE|EFI_FILE_MODE_READ, &FileList);
- if (EFI_ERROR (Status) || (FileList == NULL) || IsListEmpty (&FileList->Link)) {
- ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel2HiiHandle, L"rm", (CHAR16 *)Param);
- ShellStatus = SHELL_NOT_FOUND;
- break;
- }
- }
-
- if (ShellStatus == SHELL_SUCCESS) {
- //
- // 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)
- )
- {
- //
- // skip the directory traversing stuff...
- //
- if ((StrCmp (Node->FileName, L".") == 0) || (StrCmp (Node->FileName, L"..") == 0)) {
- continue;
- }
-
- //
- // do the deleting of nodes
- //
- if (EFI_ERROR (Node->Status)) {
- ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_ERR2), gShellLevel2HiiHandle, Node->Status);
- ShellStatus = SHELL_ACCESS_DENIED;
- break;
- }
-
- if (!IsValidDeleteTarget (FileList, Node, Package)) {
- ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_ERR3), gShellLevel2HiiHandle, Node->FullName);
- ShellStatus = SHELL_INVALID_PARAMETER;
- break;
- }
-
- ShellStatus = CascadeDelete (Node, ShellCommandLineGetFlag (Package, L"-q"));
- }
- }
-
- //
- // Free the fileList
- //
- if (FileList != NULL) {
- Status = ShellCloseFileMetaArg (&FileList);
- }
-
- FileList = NULL;
- }
-
- //
- // free the command line package
- //
- ShellCommandLineFreeVarList (Package);
- }
-
- return (ShellStatus);
-}
+/** @file + Main file for attrib shell level 2 function. + + (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR> + Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "UefiShellLevel2CommandsLib.h" + +STATIC CONST SHELL_PARAM_ITEM ParamList[] = { + { L"-q", TypeFlag }, + { NULL, TypeMax } +}; + +/** + Determine if a directory has no files in it. + + @param[in] FileHandle The EFI_HANDLE to the directory. + + @retval TRUE The directory has no files (or directories). + @retval FALSE The directory has at least 1 file or directory in it. +**/ +BOOLEAN +IsDirectoryEmpty ( + IN SHELL_FILE_HANDLE FileHandle + ) +{ + EFI_STATUS Status; + EFI_FILE_INFO *FileInfo; + BOOLEAN NoFile; + BOOLEAN RetVal; + + RetVal = TRUE; + NoFile = FALSE; + FileInfo = NULL; + + for (Status = FileHandleFindFirstFile (FileHandle, &FileInfo) + ; !NoFile && !EFI_ERROR (Status) + ; FileHandleFindNextFile (FileHandle, FileInfo, &NoFile) + ) + { + if ( (StrStr (FileInfo->FileName, L".") != FileInfo->FileName) + && (StrStr (FileInfo->FileName, L"..") != FileInfo->FileName)) + { + RetVal = FALSE; + } + } + + return (RetVal); +} + +/** + Delete a node and all nodes under it (including sub directories). + + @param[in] Node The node to start deleting with. + @param[in] Quiet TRUE to print no messages. + + @retval SHELL_SUCCESS The operation was successful. + @retval SHELL_ACCESS_DENIED A file was read only. + @retval SHELL_ABORTED The abort message was received. + @retval SHELL_DEVICE_ERROR A device error occurred reading this Node. +**/ +SHELL_STATUS +CascadeDelete ( + IN EFI_SHELL_FILE_INFO *Node, + IN CONST BOOLEAN Quiet + ) +{ + SHELL_STATUS ShellStatus; + EFI_SHELL_FILE_INFO *List; + EFI_SHELL_FILE_INFO *Node2; + EFI_STATUS Status; + SHELL_PROMPT_RESPONSE *Resp; + CHAR16 *TempName; + UINTN NewSize; + + Resp = NULL; + ShellStatus = SHELL_SUCCESS; + List = NULL; + Status = EFI_SUCCESS; + + if ((Node->Info->Attribute & EFI_FILE_READ_ONLY) == EFI_FILE_READ_ONLY) { + ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DETELE_RO), gShellLevel2HiiHandle, L"rm", Node->FullName); + return (SHELL_ACCESS_DENIED); + } + + if ((Node->Info->Attribute & EFI_FILE_DIRECTORY) == EFI_FILE_DIRECTORY) { + if (!IsDirectoryEmpty (Node->Handle)) { + if (!Quiet) { + Status = ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_CONF), gShellLevel2HiiHandle, Node->FullName); + Status = ShellPromptForResponse (ShellPromptResponseTypeYesNo, NULL, (VOID **)&Resp); + ASSERT (Resp != NULL); + if (EFI_ERROR (Status) || (*Resp != ShellPromptResponseYes)) { + SHELL_FREE_NON_NULL (Resp); + return (SHELL_ABORTED); + } + + SHELL_FREE_NON_NULL (Resp); + } + + // + // empty out the directory + // + Status = gEfiShellProtocol->FindFilesInDir (Node->Handle, &List); + if (EFI_ERROR (Status)) { + if (List != NULL) { + gEfiShellProtocol->FreeFileList (&List); + } + + return (SHELL_DEVICE_ERROR); + } + + for (Node2 = (EFI_SHELL_FILE_INFO *)GetFirstNode (&List->Link) + ; !IsNull (&List->Link, &Node2->Link) + ; Node2 = (EFI_SHELL_FILE_INFO *)GetNextNode (&List->Link, &Node2->Link) + ) + { + // + // skip the directory traversing stuff... + // + if ((StrCmp (Node2->FileName, L".") == 0) || (StrCmp (Node2->FileName, L"..") == 0)) { + continue; + } + + Node2->Status = gEfiShellProtocol->OpenFileByName (Node2->FullName, &Node2->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE); + if (EFI_ERROR (Node2->Status) && (StrStr (Node2->FileName, L":") == NULL)) { + // + // Update the node filename to have full path with file system identifier + // + NewSize = StrSize (Node->FullName) + StrSize (Node2->FullName); + TempName = AllocateZeroPool (NewSize); + if (TempName == NULL) { + ShellStatus = SHELL_OUT_OF_RESOURCES; + } else { + StrCpyS (TempName, NewSize/sizeof (CHAR16), Node->FullName); + TempName[StrStr (TempName, L":")+1-TempName] = CHAR_NULL; + StrCatS (TempName, NewSize/sizeof (CHAR16), Node2->FullName); + FreePool ((VOID *)Node2->FullName); + Node2->FullName = TempName; + + // + // Now try again to open the file + // + Node2->Status = gEfiShellProtocol->OpenFileByName (Node2->FullName, &Node2->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE); + } + } + + if (!EFI_ERROR (Node2->Status)) { + ShellStatus = CascadeDelete (Node2, Quiet); + } else if (ShellStatus == SHELL_SUCCESS) { + ShellStatus = (SHELL_STATUS)(Node2->Status&(~0x80000000)); + } + + if (ShellStatus != SHELL_SUCCESS) { + if (List != NULL) { + gEfiShellProtocol->FreeFileList (&List); + } + + return (ShellStatus); + } + } + + if (List != NULL) { + gEfiShellProtocol->FreeFileList (&List); + } + } + } + + if (!((StrCmp (Node->FileName, L".") == 0) || (StrCmp (Node->FileName, L"..") == 0))) { + // + // now delete the current node... + // + if (!Quiet) { + ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE), gShellLevel2HiiHandle, Node->FullName); + } + + Status = gEfiShellProtocol->DeleteFile (Node->Handle); + Node->Handle = NULL; + } + + // + // We cant allow for the warning here! (Dont use EFI_ERROR Macro). + // + if (Status != EFI_SUCCESS) { + ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_ERR), gShellLevel2HiiHandle, Status); + return (SHELL_ACCESS_DENIED); + } else { + if (!Quiet) { + ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_COMP), gShellLevel2HiiHandle); + } + + return (SHELL_SUCCESS); + } +} + +/** + Determines if a Node is a valid delete target. Will prevent deleting the root directory. + + @param[in] List RESERVED. Not used. + @param[in] Node The node to analyze. + @param[in] Package RESERVED. Not used. +**/ +BOOLEAN +IsValidDeleteTarget ( + IN CONST EFI_SHELL_FILE_INFO *List, + IN CONST EFI_SHELL_FILE_INFO *Node, + IN CONST LIST_ENTRY *Package + ) +{ + CONST CHAR16 *TempLocation; + BOOLEAN RetVal; + CHAR16 *SearchString; + CHAR16 *Pattern; + UINTN Size; + + if ((Node == NULL) || (Node->FullName == NULL)) { + return (FALSE); + } + + TempLocation = StrStr (Node->FullName, L":"); + if (StrLen (TempLocation) <= 2) { + // + // Deleting the root directory is invalid. + // + return (FALSE); + } + + TempLocation = ShellGetCurrentDir (NULL); + if (TempLocation == NULL) { + // + // No working directory is specified so whatever is left is ok. + // + return (TRUE); + } + + Pattern = NULL; + SearchString = NULL; + Size = 0; + Pattern = StrnCatGrow (&Pattern, &Size, TempLocation, 0); + Pattern = StrnCatGrow (&Pattern, &Size, L"\\", 0); + Size = 0; + SearchString = StrnCatGrow (&SearchString, &Size, Node->FullName, 0); + if (!EFI_ERROR (ShellIsDirectory (SearchString))) { + SearchString = StrnCatGrow (&SearchString, &Size, L"\\", 0); + SearchString = StrnCatGrow (&SearchString, &Size, L"*", 0); + } + + if ((Pattern == NULL) || (SearchString == NULL)) { + RetVal = FALSE; + } else { + RetVal = TRUE; + if (gUnicodeCollation->MetaiMatch (gUnicodeCollation, Pattern, SearchString)) { + RetVal = FALSE; + } + } + + SHELL_FREE_NON_NULL (Pattern); + SHELL_FREE_NON_NULL (SearchString); + + return (RetVal); +} + +/** + Function for 'rm' 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 +ShellCommandRunRm ( + 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); + + // + // 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), gShellLevel2HiiHandle, L"rm", 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), gShellLevel2HiiHandle, L"rm"); + 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_WRITE|EFI_FILE_MODE_READ, &FileList); + if (EFI_ERROR (Status) || (FileList == NULL) || IsListEmpty (&FileList->Link)) { + ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel2HiiHandle, L"rm", (CHAR16 *)Param); + ShellStatus = SHELL_NOT_FOUND; + break; + } + } + + if (ShellStatus == SHELL_SUCCESS) { + // + // 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) + ) + { + // + // skip the directory traversing stuff... + // + if ((StrCmp (Node->FileName, L".") == 0) || (StrCmp (Node->FileName, L"..") == 0)) { + continue; + } + + // + // do the deleting of nodes + // + if (EFI_ERROR (Node->Status)) { + ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_ERR2), gShellLevel2HiiHandle, Node->Status); + ShellStatus = SHELL_ACCESS_DENIED; + break; + } + + if (!IsValidDeleteTarget (FileList, Node, Package)) { + ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_RM_LOG_DELETE_ERR3), gShellLevel2HiiHandle, Node->FullName); + ShellStatus = SHELL_INVALID_PARAMETER; + break; + } + + ShellStatus = CascadeDelete (Node, ShellCommandLineGetFlag (Package, L"-q")); + } + } + + // + // Free the fileList + // + if (FileList != NULL) { + Status = ShellCloseFileMetaArg (&FileList); + } + + FileList = NULL; + } + + // + // free the command line package + // + ShellCommandLineFreeVarList (Package); + } + + return (ShellStatus); +} |