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a405b86d | 1 | /** @file\r |
2 | Main file for Touch shell level 3 function.\r | |
3 | \r | |
345cd235 | 4 | Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved. <BR>\r |
a405b86d | 5 | This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "UefiShellLevel3CommandsLib.h"\r | |
16 | \r | |
17 | #include <Library/ShellLib.h>\r | |
18 | \r | |
345cd235 | 19 | /**\r |
20 | Do the touch operation on a single handle.\r | |
21 | \r | |
22 | @param[in] Handle The handle to update the date/time on.\r | |
23 | \r | |
24 | @retval EFI_ACCESS_DENIED The file referenced by Handle is read only.\r | |
25 | @retval EFI_SUCCESS The operation was successful.\r | |
26 | **/\r | |
a405b86d | 27 | EFI_STATUS\r |
28 | EFIAPI\r | |
29 | TouchFileByHandle (\r | |
30 | IN EFI_HANDLE Handle\r | |
31 | )\r | |
32 | {\r | |
33 | EFI_STATUS Status;\r | |
34 | EFI_FILE_INFO *FileInfo;\r | |
35 | \r | |
36 | FileInfo = gEfiShellProtocol->GetFileInfo(Handle);\r | |
37 | if ((FileInfo->Attribute & EFI_FILE_READ_ONLY) != 0){\r | |
38 | return (EFI_ACCESS_DENIED);\r | |
39 | }\r | |
40 | Status = gRT->GetTime(&FileInfo->ModificationTime, NULL);\r | |
41 | ASSERT_EFI_ERROR(Status);\r | |
42 | CopyMem(&FileInfo->LastAccessTime, &FileInfo->ModificationTime, sizeof(EFI_TIME));\r | |
43 | \r | |
44 | Status = gEfiShellProtocol->SetFileInfo(Handle, FileInfo);\r | |
45 | \r | |
46 | FreePool(FileInfo);\r | |
47 | \r | |
48 | return (Status);\r | |
49 | }\r | |
50 | \r | |
345cd235 | 51 | /**\r |
52 | Touch a given file and potantially recurse down if it was a directory.\r | |
53 | \r | |
54 | @param[in] Name The name of this file.\r | |
55 | @param[in] FS The name of the file system this file is on.\r | |
56 | @param[in] Handle The handle of this file already opened.\r | |
57 | @param[in] Rec TRUE to recurse if possible.\r | |
58 | \r | |
59 | @retval EFI_INVALID_PARAMETER A parameter was invalid.\r | |
60 | @retval EFI_SUCCESS The operation was successful.\r | |
61 | **/\r | |
a405b86d | 62 | EFI_STATUS\r |
63 | EFIAPI\r | |
64 | DoTouchByHandle (\r | |
65 | IN CONST CHAR16 *Name,\r | |
66 | IN CHAR16 *FS,\r | |
67 | IN SHELL_FILE_HANDLE Handle,\r | |
68 | IN BOOLEAN Rec\r | |
69 | )\r | |
70 | {\r | |
71 | EFI_STATUS Status;\r | |
72 | EFI_SHELL_FILE_INFO *FileList;\r | |
73 | EFI_SHELL_FILE_INFO *Walker;\r | |
74 | CHAR16 *TempSpot;\r | |
75 | \r | |
76 | Status = EFI_SUCCESS;\r | |
77 | FileList = NULL;\r | |
78 | Walker = NULL;\r | |
79 | \r | |
80 | if (FS == NULL) {\r | |
81 | FS = StrnCatGrow(&FS, NULL, Name, 0);\r | |
82 | TempSpot = StrStr(FS, L"\\");\r | |
83 | if (TempSpot != NULL) {\r | |
84 | *TempSpot = CHAR_NULL;\r | |
85 | }\r | |
86 | }\r | |
87 | \r | |
88 | //\r | |
89 | // do it\r | |
90 | //\r | |
91 | Status = TouchFileByHandle(Handle);\r | |
92 | if (EFI_ERROR(Status)) {\r | |
93 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Name, Status);\r | |
94 | return (Status);\r | |
95 | }\r | |
96 | \r | |
97 | //\r | |
98 | // if it's a directory recurse...\r | |
99 | //\r | |
100 | if (FileHandleIsDirectory(Handle) == EFI_SUCCESS && Rec) {\r | |
101 | //\r | |
102 | // get each file under this directory\r | |
103 | //\r | |
104 | if (EFI_ERROR(gEfiShellProtocol->FindFilesInDir(Handle, &FileList))) {\r | |
105 | Status = EFI_INVALID_PARAMETER;\r | |
106 | }\r | |
107 | \r | |
108 | //\r | |
109 | // recurse on each\r | |
110 | //\r | |
111 | for (Walker = (EFI_SHELL_FILE_INFO *)GetFirstNode(&FileList->Link)\r | |
112 | ; FileList != NULL && !IsNull(&FileList->Link, &Walker->Link) && !EFI_ERROR(Status)\r | |
113 | ; Walker = (EFI_SHELL_FILE_INFO *)GetNextNode(&FileList->Link, &Walker->Link)\r | |
114 | ){\r | |
115 | if ( (StrCmp(Walker->FileName, L".") != 0)\r | |
116 | && (StrCmp(Walker->FileName, L"..") != 0)\r | |
117 | ){\r | |
118 | //\r | |
119 | // Open the file since we need that handle.\r | |
120 | //\r | |
121 | Status = gEfiShellProtocol->OpenFileByName (Walker->FullName, &Walker->Handle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE);\r | |
122 | if (EFI_ERROR(Status)) {\r | |
123 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Walker->FullName, Status);\r | |
124 | Status = EFI_ACCESS_DENIED;\r | |
125 | } else {\r | |
126 | Status = DoTouchByHandle(Walker->FullName, FS, Walker->Handle, TRUE);\r | |
127 | gEfiShellProtocol->CloseFile(Walker->Handle);\r | |
128 | Walker->Handle = NULL;\r | |
129 | }\r | |
130 | }\r | |
131 | }\r | |
132 | \r | |
133 | //\r | |
134 | // free stuff\r | |
135 | //\r | |
136 | if (FileList != NULL && EFI_ERROR(gEfiShellProtocol->FreeFileList(&FileList))) {\r | |
137 | Status = EFI_INVALID_PARAMETER;\r | |
138 | }\r | |
139 | }\r | |
140 | \r | |
141 | return (Status);\r | |
142 | }\r | |
143 | \r | |
144 | STATIC CONST SHELL_PARAM_ITEM ParamList[] = {\r | |
145 | {L"-r", TypeFlag},\r | |
146 | {NULL, TypeMax}\r | |
147 | };\r | |
148 | \r | |
149 | /**\r | |
150 | Function for 'touch' command.\r | |
151 | \r | |
152 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
153 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
154 | **/\r | |
155 | SHELL_STATUS\r | |
156 | EFIAPI\r | |
157 | ShellCommandRunTouch (\r | |
158 | IN EFI_HANDLE ImageHandle,\r | |
159 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
160 | )\r | |
161 | {\r | |
162 | EFI_STATUS Status;\r | |
163 | LIST_ENTRY *Package;\r | |
164 | CHAR16 *ProblemParam;\r | |
165 | CONST CHAR16 *Param;\r | |
166 | SHELL_STATUS ShellStatus;\r | |
167 | UINTN ParamCount;\r | |
168 | EFI_SHELL_FILE_INFO *FileList;\r | |
169 | EFI_SHELL_FILE_INFO *Node;\r | |
170 | \r | |
171 | ProblemParam = NULL;\r | |
172 | ShellStatus = SHELL_SUCCESS;\r | |
173 | ParamCount = 0;\r | |
174 | FileList = NULL;\r | |
175 | \r | |
176 | //\r | |
177 | // initialize the shell lib (we must be in non-auto-init...)\r | |
178 | //\r | |
179 | Status = ShellInitialize();\r | |
180 | ASSERT_EFI_ERROR(Status);\r | |
181 | \r | |
182 | Status = CommandInit();\r | |
183 | ASSERT_EFI_ERROR(Status);\r | |
184 | \r | |
185 | //\r | |
186 | // parse the command line\r | |
187 | //\r | |
188 | Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);\r | |
189 | if (EFI_ERROR(Status)) {\r | |
190 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r | |
191 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, ProblemParam);\r | |
192 | FreePool(ProblemParam);\r | |
193 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
194 | } else {\r | |
195 | ASSERT(FALSE);\r | |
196 | }\r | |
197 | } else {\r | |
198 | //\r | |
199 | // check for "-?"\r | |
200 | //\r | |
201 | if (ShellCommandLineGetFlag(Package, L"-?")) {\r | |
202 | ASSERT(FALSE);\r | |
203 | }\r | |
204 | if (ShellCommandLineGetRawValue(Package, 1) == NULL) {\r | |
205 | //\r | |
206 | // we insufficient parameters\r | |
207 | //\r | |
208 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel3HiiHandle);\r | |
209 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
210 | } else {\r | |
211 | //\r | |
212 | // get a list with each file specified by parameters\r | |
213 | // if parameter is a directory then add all the files below it to the list\r | |
214 | //\r | |
215 | for ( ParamCount = 1, Param = ShellCommandLineGetRawValue(Package, ParamCount)\r | |
216 | ; Param != NULL\r | |
217 | ; ParamCount++, Param = ShellCommandLineGetRawValue(Package, ParamCount)\r | |
218 | ){\r | |
219 | Status = ShellOpenFileMetaArg((CHAR16*)Param, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE, &FileList);\r | |
220 | if (EFI_ERROR(Status)) {\r | |
221 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, (CHAR16*)Param);\r | |
222 | ShellStatus = SHELL_NOT_FOUND;\r | |
223 | break;\r | |
224 | }\r | |
225 | //\r | |
226 | // make sure we completed the param parsing sucessfully...\r | |
227 | // Also make sure that any previous action was sucessful\r | |
228 | //\r | |
229 | if (ShellStatus == SHELL_SUCCESS) {\r | |
230 | //\r | |
231 | // check that we have at least 1 file\r | |
232 | //\r | |
233 | if (FileList == NULL || IsListEmpty(&FileList->Link)) {\r | |
234 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel3HiiHandle, Param);\r | |
235 | continue;\r | |
236 | } else {\r | |
237 | //\r | |
238 | // loop through the list and make sure we are not aborting...\r | |
239 | //\r | |
240 | for ( Node = (EFI_SHELL_FILE_INFO*)GetFirstNode(&FileList->Link)\r | |
241 | ; !IsNull(&FileList->Link, &Node->Link) && !ShellGetExecutionBreakFlag()\r | |
242 | ; Node = (EFI_SHELL_FILE_INFO*)GetNextNode(&FileList->Link, &Node->Link)\r | |
243 | ){\r | |
244 | //\r | |
245 | // make sure the file opened ok\r | |
246 | //\r | |
247 | if (EFI_ERROR(Node->Status)){\r | |
248 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Node->FileName, Node->Status);\r | |
249 | ShellStatus = SHELL_NOT_FOUND;\r | |
250 | continue;\r | |
251 | }\r | |
252 | \r | |
253 | Status = DoTouchByHandle(Node->FullName, NULL, Node->Handle, ShellCommandLineGetFlag(Package, L"-r"));\r | |
254 | if (EFI_ERROR(Status) && Status != EFI_ACCESS_DENIED) {\r | |
255 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Node->FileName, Status);\r | |
256 | ShellStatus = SHELL_NOT_FOUND;\r | |
257 | }\r | |
258 | }\r | |
259 | }\r | |
260 | }\r | |
261 | //\r | |
262 | // Free the fileList\r | |
263 | //\r | |
264 | if (FileList != NULL && !IsListEmpty(&FileList->Link)) {\r | |
265 | Status = ShellCloseFileMetaArg(&FileList);\r | |
266 | ASSERT_EFI_ERROR(Status);\r | |
267 | }\r | |
268 | FileList = NULL;\r | |
269 | }\r | |
270 | }\r | |
271 | \r | |
272 | //\r | |
273 | // free the command line package\r | |
274 | //\r | |
275 | ShellCommandLineFreeVarList (Package);\r | |
276 | }\r | |
277 | \r | |
278 | if (ShellGetExecutionBreakFlag()) {\r | |
279 | return (SHELL_ABORTED);\r | |
280 | }\r | |
281 | \r | |
282 | return (ShellStatus);\r | |
283 | }\r | |
284 | \r |