2 Main file for vol shell level 2 function.
4 Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
15 #include "UefiShellLevel2CommandsLib.h"
16 #include <Guid/FileSystemInfo.h>
17 #include <Guid/FileSystemVolumeLabelInfo.h>
20 Print the info or change the volume info.
22 @param[in] Path String with starting path.
23 @param[in] Delete TRUE to delete the volume label. FALSE otherwise.
24 @param[in] Name New name to set to the volume label.
26 @retval SHELL_SUCCESS The operation was sucessful.
31 IN CONST CHAR16
*Path
,
32 IN CONST BOOLEAN Delete
,
33 IN CONST CHAR16
*Name OPTIONAL
37 SHELL_STATUS ShellStatus
;
38 EFI_FILE_SYSTEM_INFO
*SysInfo
;
40 SHELL_FILE_HANDLE ShellFileHandle
;
41 EFI_FILE_PROTOCOL
*EfiFpHandle
;
45 ShellStatus
= SHELL_SUCCESS
;
49 StrStr(Name
, L
"%") != NULL
||
50 StrStr(Name
, L
"^") != NULL
||
51 StrStr(Name
, L
"*") != NULL
||
52 StrStr(Name
, L
"+") != NULL
||
53 StrStr(Name
, L
"=") != NULL
||
54 StrStr(Name
, L
"[") != NULL
||
55 StrStr(Name
, L
"]") != NULL
||
56 StrStr(Name
, L
"|") != NULL
||
57 StrStr(Name
, L
":") != NULL
||
58 StrStr(Name
, L
";") != NULL
||
59 StrStr(Name
, L
"\"") != NULL
||
60 StrStr(Name
, L
"<") != NULL
||
61 StrStr(Name
, L
">") != NULL
||
62 StrStr(Name
, L
"?") != NULL
||
63 StrStr(Name
, L
"/") != NULL
||
64 StrStr(Name
, L
" ") != NULL
)
66 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_PROBLEM
), gShellLevel2HiiHandle
, Name
);
67 return (SHELL_INVALID_PARAMETER
);
70 Status
= gEfiShellProtocol
->OpenFileByName(
73 Name
!= NULL
?EFI_FILE_MODE_READ
|EFI_FILE_MODE_WRITE
:EFI_FILE_MODE_READ
);
75 if (EFI_ERROR(Status
) || ShellFileHandle
== NULL
) {
76 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL
), gShellLevel2HiiHandle
, Path
);
77 return (SHELL_ACCESS_DENIED
);
81 // Get the Volume Info from ShellFileHandle
85 EfiFpHandle
= ConvertShellHandleToEfiFileProtocol(ShellFileHandle
);
86 Status
= EfiFpHandle
->GetInfo(
88 &gEfiFileSystemInfoGuid
,
92 if (Status
== EFI_BUFFER_TOO_SMALL
) {
93 SysInfo
= AllocateZeroPool(SysInfoSize
);
94 Status
= EfiFpHandle
->GetInfo(
96 &gEfiFileSystemInfoGuid
,
101 ASSERT(SysInfo
!= NULL
);
104 StrCpy ((CHAR16
*) SysInfo
->VolumeLabel
, L
"");
105 SysInfo
->Size
= SIZE_OF_EFI_FILE_SYSTEM_INFO
+ StrSize(SysInfo
->VolumeLabel
);
106 Status
= EfiFpHandle
->SetInfo(
108 &gEfiFileSystemInfoGuid
,
109 (UINTN
)SysInfo
->Size
,
111 } else if (Name
!= NULL
) {
112 Size1
= StrSize(Name
);
113 Size2
= StrSize(SysInfo
->VolumeLabel
);
115 SysInfo
= ReallocatePool((UINTN
)SysInfo
->Size
, (UINTN
)SysInfo
->Size
+ Size1
- Size2
, SysInfo
);
117 StrCpy ((CHAR16
*) SysInfo
->VolumeLabel
, Name
);
118 SysInfo
->Size
= SIZE_OF_EFI_FILE_SYSTEM_INFO
+ Size1
;
119 Status
= EfiFpHandle
->SetInfo(
121 &gEfiFileSystemInfoGuid
,
122 (UINTN
)SysInfo
->Size
,
128 if (Delete
|| Name
!= NULL
) {
129 if (EFI_ERROR(Status
)) {
130 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_FILE_AD
), gShellLevel2HiiHandle
, Path
);
131 ShellStatus
= SHELL_ACCESS_DENIED
;
138 Status
= EfiFpHandle
->GetInfo(
140 &gEfiFileSystemInfoGuid
,
144 if (Status
== EFI_BUFFER_TOO_SMALL
) {
145 SysInfo
= AllocateZeroPool(SysInfoSize
);
146 Status
= EfiFpHandle
->GetInfo(
148 &gEfiFileSystemInfoGuid
,
153 gEfiShellProtocol
->CloseFile(ShellFileHandle
);
155 ASSERT(SysInfo
!= NULL
);
158 // print VolumeInfo table
162 gST
->ConOut
->Mode
->CursorRow
,
164 STRING_TOKEN (STR_VOL_VOLINFO
),
165 gShellLevel2HiiHandle
,
166 SysInfo
->VolumeLabel
,
167 SysInfo
->ReadOnly
?L
"r":L
"rw",
172 SHELL_FREE_NON_NULL(SysInfo
);
174 return (ShellStatus
);
177 STATIC CONST SHELL_PARAM_ITEM ParamList
[] = {
184 Function for 'Vol' command.
186 @param[in] ImageHandle Handle to the Image (NULL if Internal).
187 @param[in] SystemTable Pointer to the System Table (NULL if Internal).
192 IN EFI_HANDLE ImageHandle
,
193 IN EFI_SYSTEM_TABLE
*SystemTable
198 CHAR16
*ProblemParam
;
199 SHELL_STATUS ShellStatus
;
200 CONST CHAR16
*PathName
;
201 CONST CHAR16
*CurDir
;
206 CONST CHAR16
*NewName
;
210 ShellStatus
= SHELL_SUCCESS
;
216 // initialize the shell lib (we must be in non-auto-init...)
218 Status
= ShellInitialize();
219 ASSERT_EFI_ERROR(Status
);
222 // Fix local copies of the protocol pointers
224 Status
= CommandInit();
225 ASSERT_EFI_ERROR(Status
);
228 // parse the command line
230 Status
= ShellCommandLineParse (ParamList
, &Package
, &ProblemParam
, TRUE
);
231 if (EFI_ERROR(Status
)) {
232 if (Status
== EFI_VOLUME_CORRUPTED
&& ProblemParam
!= NULL
) {
233 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_PROBLEM
), gShellLevel2HiiHandle
, ProblemParam
);
234 FreePool(ProblemParam
);
235 ShellStatus
= SHELL_INVALID_PARAMETER
;
243 if (ShellCommandLineGetFlag(Package
, L
"-?")) {
247 if (ShellCommandLineGetCount(Package
) > 2) {
248 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_TOO_MANY
), gShellLevel2HiiHandle
);
249 ShellStatus
= SHELL_INVALID_PARAMETER
;
251 PathName
= ShellCommandLineGetRawValue(Package
, 1);
252 if (PathName
== NULL
) {
253 CurDir
= gEfiShellProtocol
->GetCurDir(NULL
);
254 if (CurDir
== NULL
) {
255 ShellStatus
= SHELL_NOT_FOUND
;
256 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_NO_CWD
), gShellLevel2HiiHandle
);
261 if (PathName
!= NULL
) {
262 TempSpot
= StrStr(PathName
, L
":");
263 if (TempSpot
!= NULL
) {
264 *TempSpot
= CHAR_NULL
;
266 TempSpot
= StrStr(PathName
, L
"\\");
267 if (TempSpot
!= NULL
) {
268 *TempSpot
= CHAR_NULL
;
270 StrnCatGrow(&FullPath
, &Length
, PathName
, 0);
271 StrnCatGrow(&FullPath
, &Length
, L
":\\", 0);
272 DeleteMode
= ShellCommandLineGetFlag(Package
, L
"-d");
273 NewName
= ShellCommandLineGetValue(Package
, L
"-n");
274 if (DeleteMode
&& ShellCommandLineGetFlag(Package
, L
"-n")) {
275 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_PARAM_CON
), gShellLevel2HiiHandle
);
276 ShellStatus
= SHELL_INVALID_PARAMETER
;
277 } else if (ShellCommandLineGetFlag(Package
, L
"-n") && NewName
== NULL
) {
278 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_NO_VALUE
), gShellLevel2HiiHandle
, L
"-n");
279 ShellStatus
= SHELL_INVALID_PARAMETER
;
280 } else if (NewName
!= NULL
&& StrLen(NewName
) > 11) {
281 ShellPrintHiiEx(-1, -1, NULL
, STRING_TOKEN (STR_GEN_PROBLEM_VAL
), gShellLevel2HiiHandle
, L
"-n");
282 ShellStatus
= SHELL_INVALID_PARAMETER
;
283 } else if (ShellStatus
== SHELL_SUCCESS
) {
284 ShellStatus
= HandleVol(
294 SHELL_FREE_NON_NULL(FullPath
);
297 // free the command line package
299 ShellCommandLineFreeVarList (Package
);
301 return (ShellStatus
);