]>
Commit | Line | Data |
---|---|---|
a405b86d | 1 | /** @file\r |
2 | Main file for attrib shell level 2 function.\r | |
3 | \r | |
c011b6c9 | 4 | (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>\r |
fbd2dfad | 5 | Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>\r |
a405b86d | 6 | This program and the accompanying materials\r |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include "UefiShellLevel2CommandsLib.h"\r | |
17 | \r | |
18 | /**\r | |
19 | Function for 'cd' command.\r | |
20 | \r | |
21 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
22 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
23 | **/\r | |
24 | SHELL_STATUS\r | |
25 | EFIAPI\r | |
26 | ShellCommandRunCd (\r | |
27 | IN EFI_HANDLE ImageHandle,\r | |
28 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
29 | )\r | |
30 | {\r | |
31 | EFI_STATUS Status;\r | |
32 | LIST_ENTRY *Package;\r | |
33 | CONST CHAR16 *Directory;\r | |
fbd2dfad | 34 | CHAR16 *Cwd;\r |
a405b86d | 35 | CHAR16 *Path;\r |
36 | CHAR16 *Drive;\r | |
fbd2dfad | 37 | UINTN CwdSize;\r |
a405b86d | 38 | UINTN DriveSize;\r |
39 | CHAR16 *ProblemParam;\r | |
40 | SHELL_STATUS ShellStatus;\r | |
41 | SHELL_FILE_HANDLE Handle;\r | |
42 | CONST CHAR16 *Param1;\r | |
1fc3749d | 43 | CHAR16 *Param1Copy;\r |
0960ba17 | 44 | CHAR16* Walker;\r |
a405b86d | 45 | \r |
46 | ProblemParam = NULL;\r | |
47 | ShellStatus = SHELL_SUCCESS;\r | |
48 | Drive = NULL;\r | |
49 | DriveSize = 0;\r | |
50 | \r | |
51 | Status = CommandInit();\r | |
52 | ASSERT_EFI_ERROR(Status);\r | |
53 | \r | |
54 | //\r | |
55 | // initialize the shell lib (we must be in non-auto-init...)\r | |
56 | //\r | |
57 | Status = ShellInitialize();\r | |
58 | ASSERT_EFI_ERROR(Status);\r | |
59 | \r | |
60 | //\r | |
61 | // parse the command line\r | |
62 | //\r | |
63 | Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);\r | |
64 | if (EFI_ERROR(Status)) {\r | |
65 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r | |
099e8ff5 | 66 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, L"cd", ProblemParam); \r |
a405b86d | 67 | FreePool(ProblemParam);\r |
68 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
69 | } else {\r | |
70 | ASSERT(FALSE);\r | |
71 | }\r | |
72 | }\r | |
73 | \r | |
74 | //\r | |
75 | // check for "-?"\r | |
76 | //\r | |
77 | if (ShellCommandLineGetFlag(Package, L"-?")) {\r | |
78 | ASSERT(FALSE);\r | |
79 | } else if (ShellCommandLineGetRawValue(Package, 2) != NULL) {\r | |
099e8ff5 | 80 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle, L"cd"); \r |
a405b86d | 81 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
82 | } else {\r | |
83 | //\r | |
84 | // remember that param 0 is the command name\r | |
85 | // If there are 0 value parameters, then print the current directory\r | |
86 | // else If there are 2 value parameters, then print the error message\r | |
87 | // else If there is 1 value paramerer , then change the directory\r | |
88 | //\r | |
89 | Param1 = ShellCommandLineGetRawValue(Package, 1);\r | |
90 | if (Param1 == NULL) {\r | |
91 | //\r | |
92 | // display the current directory\r | |
93 | //\r | |
94 | Directory = ShellGetCurrentDir(NULL);\r | |
95 | if (Directory != NULL) {\r | |
96 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_PRINT), gShellLevel2HiiHandle, Directory);\r | |
97 | } else {\r | |
099e8ff5 | 98 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_CWD), gShellLevel2HiiHandle, L"cd"); \r |
a405b86d | 99 | ShellStatus = SHELL_NOT_FOUND;\r |
100 | }\r | |
101 | } else {\r | |
1fc3749d | 102 | Param1Copy = CatSPrint(NULL, L"%s", Param1, NULL);\r |
0960ba17 QS |
103 | for (Walker = Param1Copy; Walker != NULL && *Walker != CHAR_NULL ; Walker++) {\r |
104 | if (*Walker == L'\"') {\r | |
105 | CopyMem(Walker, Walker+1, StrSize(Walker) - sizeof(Walker[0]));\r | |
106 | }\r | |
107 | }\r | |
108 | \r | |
beab0fc5 | 109 | if (Param1Copy != NULL) {\r |
110 | Param1Copy = PathCleanUpDirectories(Param1Copy);\r | |
111 | }\r | |
112 | if (Param1Copy != NULL) {\r | |
113 | if (StrCmp(Param1Copy, L".") == 0) {\r | |
a405b86d | 114 | //\r |
beab0fc5 | 115 | // nothing to do... change to current directory\r |
a405b86d | 116 | //\r |
beab0fc5 | 117 | } else if (StrCmp(Param1Copy, L"..") == 0) {\r |
a405b86d | 118 | //\r |
beab0fc5 | 119 | // Change up one directory...\r |
a405b86d | 120 | //\r |
beab0fc5 | 121 | Directory = ShellGetCurrentDir(NULL);\r |
122 | if (Directory == NULL) {\r | |
099e8ff5 | 123 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_CWD), gShellLevel2HiiHandle, L"cd"); \r |
a405b86d | 124 | ShellStatus = SHELL_NOT_FOUND;\r |
a405b86d | 125 | } else {\r |
fbd2dfad QS |
126 | CwdSize = StrSize(Directory) + sizeof(CHAR16);\r |
127 | Cwd = AllocateZeroPool(CwdSize);\r | |
128 | ASSERT(Cwd!=NULL);\r | |
129 | StrCpyS(Cwd, StrSize(Directory)/sizeof(CHAR16)+1, Directory);\r | |
130 | StrCatS(Cwd, StrSize(Directory)/sizeof(CHAR16)+1, L"\\");\r | |
131 | Drive = GetFullyQualifiedPath(Cwd);\r | |
beab0fc5 | 132 | PathRemoveLastItem(Drive);\r |
fbd2dfad | 133 | FreePool(Cwd);\r |
a405b86d | 134 | }\r |
beab0fc5 | 135 | if (ShellStatus == SHELL_SUCCESS && Drive != NULL) {\r |
136 | //\r | |
137 | // change directory on current drive letter\r | |
138 | //\r | |
139 | Status = gEfiShellProtocol->SetCurDir(NULL, Drive);\r | |
140 | if (Status == EFI_NOT_FOUND) {\r | |
099e8ff5 | 141 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_NF), gShellLevel2HiiHandle, L"cd"); \r |
beab0fc5 | 142 | ShellStatus = SHELL_NOT_FOUND;\r |
143 | }\r | |
144 | }\r | |
145 | } else if (StrCmp(Param1Copy, L"\\") == 0) {\r | |
a405b86d | 146 | //\r |
beab0fc5 | 147 | // Move to root of current drive\r |
a405b86d | 148 | //\r |
beab0fc5 | 149 | Directory = ShellGetCurrentDir(NULL);\r |
150 | if (Directory == NULL) {\r | |
099e8ff5 | 151 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_CWD), gShellLevel2HiiHandle, L"cd"); \r |
a405b86d | 152 | ShellStatus = SHELL_NOT_FOUND;\r |
beab0fc5 | 153 | } else {\r |
fbd2dfad QS |
154 | CwdSize = StrSize(Directory) + sizeof(CHAR16);\r |
155 | Cwd = AllocateZeroPool(CwdSize);\r | |
156 | ASSERT(Cwd!=NULL);\r | |
157 | StrCpyS(Cwd, StrSize(Directory)/sizeof(CHAR16)+1, Directory);\r | |
158 | StrCatS(Cwd, StrSize(Directory)/sizeof(CHAR16)+1, L"\\");\r | |
159 | Drive = GetFullyQualifiedPath(Cwd);\r | |
160 | while (PathRemoveLastItem(Drive));\r | |
161 | FreePool(Cwd);\r | |
a405b86d | 162 | }\r |
163 | if (ShellStatus == SHELL_SUCCESS && Drive != NULL) {\r | |
164 | //\r | |
165 | // change directory on current drive letter\r | |
166 | //\r | |
167 | Status = gEfiShellProtocol->SetCurDir(NULL, Drive);\r | |
168 | if (Status == EFI_NOT_FOUND) {\r | |
099e8ff5 | 169 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_NF), gShellLevel2HiiHandle, L"cd"); \r |
a405b86d | 170 | ShellStatus = SHELL_NOT_FOUND;\r |
171 | }\r | |
172 | }\r | |
beab0fc5 | 173 | } else if (StrStr(Param1Copy, L":") == NULL) {\r |
668a5781 | 174 | //\r |
175 | // change directory without a drive identifier\r | |
176 | //\r | |
beab0fc5 | 177 | if (ShellGetCurrentDir(NULL) == NULL) {\r |
099e8ff5 | 178 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_CWD), gShellLevel2HiiHandle, L"cd"); \r |
beab0fc5 | 179 | ShellStatus = SHELL_NOT_FOUND;\r |
180 | } else {\r | |
181 | ASSERT((Drive == NULL && DriveSize == 0) || (Drive != NULL));\r | |
182 | Drive = StrnCatGrow(&Drive, &DriveSize, ShellGetCurrentDir(NULL), 0);\r | |
fbd2dfad | 183 | Drive = StrnCatGrow(&Drive, &DriveSize, L"\\", 0);\r |
beab0fc5 | 184 | if (*Param1Copy == L'\\') {\r |
185 | while (PathRemoveLastItem(Drive)) ;\r | |
186 | Drive = StrnCatGrow(&Drive, &DriveSize, Param1Copy+1, 0);\r | |
187 | } else {\r | |
188 | Drive = StrnCatGrow(&Drive, &DriveSize, Param1Copy, 0);\r | |
189 | }\r | |
190 | //\r | |
191 | // Verify that this is a valid directory\r | |
192 | //\r | |
193 | Status = gEfiShellProtocol->OpenFileByName(Drive, &Handle, EFI_FILE_MODE_READ);\r | |
194 | if (EFI_ERROR(Status)) {\r | |
099e8ff5 | 195 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_DIR_NF), gShellLevel2HiiHandle, L"cd", Drive); \r |
beab0fc5 | 196 | ShellStatus = SHELL_NOT_FOUND;\r |
197 | } else if (EFI_ERROR(FileHandleIsDirectory(Handle))) {\r | |
099e8ff5 | 198 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NOT_DIR), gShellLevel2HiiHandle, L"cd", Drive); \r |
beab0fc5 | 199 | ShellStatus = SHELL_NOT_FOUND;\r |
200 | }\r | |
201 | if (ShellStatus == SHELL_SUCCESS && Drive != NULL) {\r | |
202 | //\r | |
203 | // change directory on current drive letter\r | |
204 | //\r | |
205 | Status = gEfiShellProtocol->SetCurDir(NULL, Drive);\r | |
206 | if (Status == EFI_NOT_FOUND) {\r | |
099e8ff5 | 207 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_NF), gShellLevel2HiiHandle, L"cd"); \r |
beab0fc5 | 208 | ShellStatus = SHELL_NOT_FOUND;\r |
209 | }\r | |
210 | }\r | |
211 | if (Handle != NULL) {\r | |
212 | gEfiShellProtocol->CloseFile(Handle);\r | |
213 | DEBUG_CODE(Handle = NULL;);\r | |
214 | }\r | |
a405b86d | 215 | }\r |
9ea69f8a | 216 | } else {\r |
beab0fc5 | 217 | //\r |
668a5781 | 218 | // change directory with a drive letter\r |
beab0fc5 | 219 | //\r |
cea5e3b9 | 220 | Drive = AllocateCopyPool(StrSize(Param1Copy), Param1Copy);\r |
beab0fc5 | 221 | if (Drive == NULL) {\r |
099e8ff5 | 222 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_MEM), gShellLevel2HiiHandle, L"cd"); \r |
beab0fc5 | 223 | ShellStatus = SHELL_OUT_OF_RESOURCES;\r |
9ea69f8a | 224 | } else {\r |
beab0fc5 | 225 | Path = StrStr(Drive, L":");\r |
226 | ASSERT(Path != NULL);\r | |
668a5781 | 227 | if (EFI_ERROR(ShellIsDirectory(Param1Copy))) {\r |
099e8ff5 | 228 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_NOT_DIR), gShellLevel2HiiHandle, L"cd", Param1Copy); \r |
668a5781 | 229 | ShellStatus = SHELL_NOT_FOUND;\r |
230 | } else if (*(Path+1) == CHAR_NULL) {\r | |
099e8ff5 | 231 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_NF), gShellLevel2HiiHandle, L"cd"); \r |
b54fd049 | 232 | ShellStatus = SHELL_NOT_FOUND;\r |
233 | } else {\r | |
beab0fc5 | 234 | *(Path+1) = CHAR_NULL;\r |
235 | if (Path == Drive + StrLen(Drive)) {\r | |
099e8ff5 | 236 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_NF), gShellLevel2HiiHandle, L"cd"); \r |
beab0fc5 | 237 | ShellStatus = SHELL_NOT_FOUND;\r |
238 | } else {\r | |
239 | Status = gEfiShellProtocol->SetCurDir(Drive, Path+2);\r | |
240 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_PRINT), gShellLevel2HiiHandle, ShellGetCurrentDir(Drive));\r | |
241 | }\r | |
242 | }\r | |
243 | if (Status == EFI_NOT_FOUND) {\r | |
099e8ff5 | 244 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_CD_NF), gShellLevel2HiiHandle, L"cd"); \r |
beab0fc5 | 245 | Status = SHELL_NOT_FOUND;\r |
246 | } else if (EFI_ERROR(Status)) {\r | |
099e8ff5 | 247 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_DIR_NF), gShellLevel2HiiHandle, L"cd", Param1Copy); \r |
beab0fc5 | 248 | Status = SHELL_NOT_FOUND;\r |
b54fd049 | 249 | }\r |
9ea69f8a | 250 | }\r |
a405b86d | 251 | }\r |
252 | }\r | |
1fc3749d | 253 | FreePool(Param1Copy);\r |
a405b86d | 254 | }\r |
255 | }\r | |
256 | \r | |
257 | if (Drive != NULL) {\r | |
258 | FreePool(Drive);\r | |
259 | }\r | |
260 | //\r | |
261 | // free the command line package\r | |
262 | //\r | |
263 | ShellCommandLineFreeVarList (Package);\r | |
264 | \r | |
265 | //\r | |
266 | // return the status\r | |
267 | //\r | |
268 | return (ShellStatus);\r | |
269 | }\r | |
270 | \r |