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a405b86d | 1 | /** @file\r |
2 | Main file for NULL named library for level 2 shell command functions.\r | |
3 | \r | |
4 | these functions are:\r | |
5 | attrib,\r | |
6 | cd,\r | |
7 | cp,\r | |
8 | date*,\r | |
9 | time*,\r | |
10 | load,\r | |
11 | ls,\r | |
12 | map,\r | |
13 | mkdir,\r | |
14 | mv,\r | |
15 | parse,\r | |
16 | rm,\r | |
17 | reset,\r | |
18 | set,\r | |
b54fd049 | 19 | timezone*,\r |
20 | vol\r | |
a405b86d | 21 | \r |
22 | * functions are non-interactive only\r | |
23 | \r | |
24 | \r | |
b54fd049 | 25 | Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>\r |
a405b86d | 26 | This program and the accompanying materials\r |
27 | are licensed and made available under the terms and conditions of the BSD License\r | |
28 | which accompanies this distribution. The full text of the license may be found at\r | |
29 | http://opensource.org/licenses/bsd-license.php\r | |
30 | \r | |
31 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
32 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
33 | \r | |
34 | **/\r | |
35 | #include "UefiShellLevel2CommandsLib.h"\r | |
36 | \r | |
37 | CONST CHAR16 mFileName[] = L"ShellCommands";\r | |
38 | EFI_HANDLE gShellLevel2HiiHandle = NULL;\r | |
a405b86d | 39 | \r |
b54fd049 | 40 | /**\r |
41 | Get the filename to get help text from if not using HII.\r | |
42 | \r | |
43 | @retval The filename.\r | |
44 | **/\r | |
a405b86d | 45 | CONST CHAR16*\r |
46 | EFIAPI\r | |
47 | ShellCommandGetManFileNameLevel2 (\r | |
48 | VOID\r | |
49 | )\r | |
50 | {\r | |
51 | return (mFileName);\r | |
52 | }\r | |
53 | \r | |
54 | /**\r | |
55 | Constructor for the Shell Level 2 Commands library.\r | |
56 | \r | |
57 | Install the handlers for level 2 UEFI Shell 2.0 commands.\r | |
58 | \r | |
59 | @param ImageHandle the image handle of the process\r | |
60 | @param SystemTable the EFI System Table pointer\r | |
61 | \r | |
62 | @retval EFI_SUCCESS the shell command handlers were installed sucessfully\r | |
63 | @retval EFI_UNSUPPORTED the shell level required was not found.\r | |
64 | **/\r | |
65 | EFI_STATUS\r | |
66 | EFIAPI\r | |
67 | ShellLevel2CommandsLibConstructor (\r | |
68 | IN EFI_HANDLE ImageHandle,\r | |
69 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
70 | )\r | |
71 | {\r | |
72 | //\r | |
73 | // if shell level is less than 2 do nothing\r | |
74 | //\r | |
75 | if (PcdGet8(PcdShellSupportLevel) < 2) {\r | |
82571fb5 | 76 | return (EFI_SUCCESS);\r |
a405b86d | 77 | }\r |
78 | \r | |
79 | gShellLevel2HiiHandle = HiiAddPackages (&gShellLevel2HiiGuid, gImageHandle, UefiShellLevel2CommandsLibStrings, NULL);\r | |
80 | if (gShellLevel2HiiHandle == NULL) {\r | |
81 | return (EFI_DEVICE_ERROR);\r | |
82 | }\r | |
83 | \r | |
84 | //\r | |
85 | // install our shell command handlers that are always installed\r | |
86 | //\r | |
87 | ShellCommandRegisterCommandName(L"attrib", ShellCommandRunAttrib , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_ATTRIB) );\r | |
88 | ShellCommandRegisterCommandName(L"cd", ShellCommandRunCd , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_CD) );\r | |
89 | ShellCommandRegisterCommandName(L"cp", ShellCommandRunCp , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_CP) );\r | |
90 | ShellCommandRegisterCommandName(L"load", ShellCommandRunLoad , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_LOAD) );\r | |
91 | ShellCommandRegisterCommandName(L"map", ShellCommandRunMap , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MAP) );\r | |
92 | ShellCommandRegisterCommandName(L"mkdir", ShellCommandRunMkDir , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MKDIR) );\r | |
93 | ShellCommandRegisterCommandName(L"mv", ShellCommandRunMv , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_MV) );\r | |
94 | ShellCommandRegisterCommandName(L"parse", ShellCommandRunParse , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_PARSE) );\r | |
95 | ShellCommandRegisterCommandName(L"reset", ShellCommandRunReset , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_RESET) );\r | |
96 | ShellCommandRegisterCommandName(L"set", ShellCommandRunSet , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_SET) );\r | |
97 | ShellCommandRegisterCommandName(L"ls", ShellCommandRunLs , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_LS) );\r | |
98 | ShellCommandRegisterCommandName(L"rm", ShellCommandRunRm , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_RM) );\r | |
b54fd049 | 99 | ShellCommandRegisterCommandName(L"vol", ShellCommandRunVol , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_VOL) );\r |
a405b86d | 100 | \r |
101 | //\r | |
102 | // support for permenant (built in) aliases\r | |
103 | //\r | |
104 | ShellCommandRegisterAlias(L"rm", L"del");\r | |
105 | ShellCommandRegisterAlias(L"ls", L"dir");\r | |
106 | ShellCommandRegisterAlias(L"cp", L"copy");\r | |
107 | ShellCommandRegisterAlias(L"mkdir", L"md");\r | |
108 | ShellCommandRegisterAlias(L"cd ..", L"cd..");\r | |
109 | ShellCommandRegisterAlias(L"cd \\", L"cd\\");\r | |
a49016b1 | 110 | ShellCommandRegisterAlias(L"ren", L"mv");\r |
a405b86d | 111 | //\r |
112 | // These are installed in level 2 or 3...\r | |
113 | //\r | |
114 | if (PcdGet8(PcdShellSupportLevel) == 2 || PcdGet8(PcdShellSupportLevel) == 3) {\r | |
115 | ShellCommandRegisterCommandName(L"date", ShellCommandRunDate , ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_DATE) );\r | |
116 | ShellCommandRegisterCommandName(L"time", ShellCommandRunTime , ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIME) );\r | |
117 | ShellCommandRegisterCommandName(L"timezone", ShellCommandRunTimeZone, ShellCommandGetManFileNameLevel2, PcdGet8(PcdShellSupportLevel), L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIMEZONE));\r | |
118 | } else {\r | |
119 | DEBUG_CODE_BEGIN();\r | |
120 | //\r | |
121 | // we want to be able to test these so install them under a different name in debug mode...\r | |
122 | //\r | |
123 | ShellCommandRegisterCommandName(L"l2date", ShellCommandRunDate , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_DATE) );\r | |
124 | ShellCommandRegisterCommandName(L"l2time", ShellCommandRunTime , ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIME) );\r | |
125 | ShellCommandRegisterCommandName(L"l2timezone", ShellCommandRunTimeZone, ShellCommandGetManFileNameLevel2, 2, L"", TRUE, gShellLevel2HiiHandle, STRING_TOKEN(STR_GET_HELP_TIMEZONE));\r | |
126 | DEBUG_CODE_END();\r | |
127 | }\r | |
128 | \r | |
129 | return (EFI_SUCCESS);\r | |
130 | }\r | |
131 | \r | |
132 | /**\r | |
133 | Destructor for the library. free any resources.\r | |
134 | \r | |
135 | @param ImageHandle The image handle of the process.\r | |
136 | @param SystemTable The EFI System Table pointer.\r | |
137 | \r | |
138 | @retval EFI_SUCCESS Always returned.\r | |
139 | **/\r | |
140 | EFI_STATUS\r | |
141 | EFIAPI\r | |
142 | ShellLevel2CommandsLibDestructor (\r | |
143 | IN EFI_HANDLE ImageHandle,\r | |
144 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
145 | )\r | |
146 | {\r | |
147 | if (gShellLevel2HiiHandle != NULL) {\r | |
148 | HiiRemovePackages(gShellLevel2HiiHandle);\r | |
149 | }\r | |
150 | return (EFI_SUCCESS);\r | |
151 | }\r | |
152 | \r | |
a405b86d | 153 | /**\r |
154 | returns a fully qualified directory (contains a map drive at the begining)\r | |
155 | path from a unknown directory path.\r | |
156 | \r | |
157 | If Path is already fully qualified this will return a duplicat otherwise this\r | |
158 | will use get the current directory and use that to build the fully qualified\r | |
159 | version.\r | |
160 | \r | |
161 | if the return value is not NULL it must be caller freed.\r | |
162 | \r | |
163 | @param[in] Path The unknown Path Value\r | |
164 | \r | |
165 | @retval NULL A memory allocation failed\r | |
166 | @retval NULL a fully qualified path could not be discovered.\r | |
167 | @retval other pointer to a fuly qualified path.\r | |
168 | **/\r | |
169 | CHAR16*\r | |
170 | EFIAPI\r | |
171 | GetFullyQualifiedPath(\r | |
172 | IN CONST CHAR16* Path\r | |
173 | )\r | |
174 | {\r | |
175 | CHAR16 *PathToReturn;\r | |
176 | UINTN Size;\r | |
177 | CONST CHAR16 *CurDir;\r | |
178 | \r | |
179 | PathToReturn = NULL;\r | |
180 | Size = 0;\r | |
181 | \r | |
182 | ASSERT((PathToReturn == NULL && Size == 0) || (PathToReturn != NULL));\r | |
183 | //\r | |
184 | // convert a local path to an absolute path\r | |
185 | //\r | |
186 | if (StrStr(Path, L":") == NULL) {\r | |
187 | CurDir = gEfiShellProtocol->GetCurDir(NULL);\r | |
188 | StrnCatGrow(&PathToReturn, &Size, CurDir, 0);\r | |
189 | if (*Path == L'\\') {\r | |
190 | Path++;\r | |
191 | }\r | |
192 | }\r | |
193 | StrnCatGrow(&PathToReturn, &Size, Path, 0);\r | |
194 | \r | |
ab94587a | 195 | PathCleanUpDirectories(PathToReturn);\r |
a405b86d | 196 | \r |
197 | while (PathToReturn[StrLen(PathToReturn)-1] == L'*') {\r | |
198 | PathToReturn[StrLen(PathToReturn)-1] = CHAR_NULL;\r | |
199 | }\r | |
200 | \r | |
201 | return (PathToReturn);\r | |
202 | }\r | |
203 | \r | |
204 | /**\r | |
205 | Function to verify all intermediate directories in the path.\r | |
206 | \r | |
207 | @param[in] Path The pointer to the path to fix.\r | |
208 | \r | |
209 | @retval EFI_SUCCESS The operation was successful.\r | |
210 | **/\r | |
211 | EFI_STATUS\r | |
212 | EFIAPI\r | |
213 | VerifyIntermediateDirectories (\r | |
214 | IN CONST CHAR16 *Path\r | |
215 | )\r | |
216 | {\r | |
217 | EFI_STATUS Status;\r | |
218 | CHAR16 *PathCopy;\r | |
219 | CHAR16 *TempSpot;\r | |
220 | SHELL_FILE_HANDLE FileHandle;\r | |
221 | \r | |
222 | ASSERT(Path != NULL);\r | |
223 | \r | |
224 | Status = EFI_SUCCESS;\r | |
225 | PathCopy = NULL;\r | |
226 | PathCopy = StrnCatGrow(&PathCopy, NULL, Path, 0);\r | |
227 | FileHandle = NULL;\r | |
228 | \r | |
229 | for (TempSpot = &PathCopy[StrLen(PathCopy)-1] ; *TempSpot != CHAR_NULL && *TempSpot != L'\\' ; TempSpot = &PathCopy[StrLen(PathCopy)-1]){\r | |
230 | *TempSpot = CHAR_NULL;\r | |
231 | }\r | |
232 | if (*TempSpot == L'\\') {\r | |
233 | *TempSpot = CHAR_NULL;\r | |
234 | }\r | |
235 | \r | |
236 | if (PathCopy != NULL && *PathCopy != CHAR_NULL) {\r | |
237 | Status = VerifyIntermediateDirectories(PathCopy);\r | |
238 | \r | |
239 | if (PathCopy[StrLen(PathCopy)-1] != L':') {\r | |
240 | if (!EFI_ERROR(Status)) {\r | |
241 | Status = ShellOpenFileByName(PathCopy, &FileHandle, EFI_FILE_MODE_READ, 0);\r | |
242 | if (FileHandle != NULL) {\r | |
243 | ShellCloseFile(&FileHandle);\r | |
244 | }\r | |
245 | }\r | |
246 | }\r | |
247 | }\r | |
248 | \r | |
249 | SHELL_FREE_NON_NULL(PathCopy);\r | |
250 | \r | |
251 | return (Status);\r | |
252 | }\r | |
253 | \r | |
b54fd049 | 254 | /**\r |
255 | Be lazy and borrow from baselib.\r | |
256 | \r | |
257 | @param[in] Char The character to convert to upper case.\r | |
258 | \r | |
259 | @return Char as an upper case character.\r | |
260 | **/\r | |
a405b86d | 261 | CHAR16\r |
262 | EFIAPI\r | |
263 | InternalCharToUpper (\r | |
264 | IN CONST CHAR16 Char\r | |
265 | );\r | |
266 | \r | |
b54fd049 | 267 | /**\r |
268 | String comparison without regard to case for a limited number of characters.\r | |
269 | \r | |
270 | @param[in] Source The first item to compare.\r | |
271 | @param[in] Target The second item to compare.\r | |
272 | @param[in] Count How many characters to compare.\r | |
273 | \r | |
274 | @retval NULL Source and Target are identical strings without regard to case.\r | |
275 | @return The location in Source where there is a difference.\r | |
276 | **/\r | |
a405b86d | 277 | CONST CHAR16*\r |
278 | EFIAPI\r | |
279 | StrniCmp(\r | |
280 | IN CONST CHAR16 *Source,\r | |
281 | IN CONST CHAR16 *Target,\r | |
282 | IN CONST UINTN Count\r | |
283 | )\r | |
284 | {\r | |
285 | UINTN LoopCount;\r | |
286 | CHAR16 Char1;\r | |
287 | CHAR16 Char2;\r | |
288 | \r | |
289 | ASSERT(Source != NULL);\r | |
290 | ASSERT(Target != NULL);\r | |
291 | \r | |
292 | for (LoopCount = 0 ; LoopCount < Count ; LoopCount++) {\r | |
293 | Char1 = InternalCharToUpper(Source[LoopCount]);\r | |
294 | Char2 = InternalCharToUpper(Target[LoopCount]);\r | |
295 | if (Char1 != Char2) {\r | |
296 | return (&Source[LoopCount]);\r | |
297 | }\r | |
298 | }\r | |
299 | return (NULL);\r | |
300 | }\r | |
301 | \r |