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a405b86d | 1 | /** @file\r |
2 | Main file for Type 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 | Display a single file to StdOut.\r | |
21 | \r | |
22 | If both Ascii and UCS2 are FALSE attempt to discover the file type.\r | |
23 | \r | |
24 | @param[in] Handle The handle to the file to display.\r | |
25 | @param[in] Ascii TRUE to force ASCII, FALSE othewise.\r | |
26 | @param[in] UCS2 TRUE to force UCS2, FALSE othewise.\r | |
27 | \r | |
28 | @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r | |
29 | @retval EFI_SUCCESS The operation was successful.\r | |
30 | **/\r | |
a405b86d | 31 | EFI_STATUS\r |
32 | EFIAPI\r | |
33 | TypeFileByHandle (\r | |
34 | IN EFI_HANDLE Handle,\r | |
35 | BOOLEAN Ascii,\r | |
36 | BOOLEAN UCS2\r | |
37 | )\r | |
38 | {\r | |
39 | UINTN ReadSize;\r | |
40 | VOID *Buffer;\r | |
41 | EFI_STATUS Status;\r | |
42 | UINTN LoopVar;\r | |
43 | CHAR16 AsciiChar;\r | |
44 | \r | |
45 | ReadSize = PcdGet16(PcdShellFileOperationSize);\r | |
345cd235 | 46 | Buffer = AllocateZeroPool(ReadSize);\r |
a405b86d | 47 | if (Buffer == NULL) {\r |
48 | return (EFI_OUT_OF_RESOURCES);\r | |
49 | }\r | |
50 | \r | |
51 | Status = ShellSetFilePosition(Handle, 0);\r | |
52 | ASSERT_EFI_ERROR(Status);\r | |
53 | \r | |
54 | while (ReadSize == ((UINTN)PcdGet16(PcdShellFileOperationSize))){\r | |
55 | ZeroMem(Buffer, ReadSize);\r | |
56 | Status = ShellReadFile(Handle, &ReadSize, Buffer);\r | |
57 | if (EFI_ERROR(Status)){\r | |
58 | break;\r | |
59 | }\r | |
60 | \r | |
61 | if (!(Ascii|UCS2)){\r | |
345cd235 | 62 | if (*(UINT16*)Buffer == gUnicodeFileTag) {\r |
a405b86d | 63 | UCS2 = TRUE;\r |
64 | Buffer = ((UINT16*)Buffer) + 1;\r | |
65 | } else {\r | |
66 | Ascii = TRUE;\r | |
67 | }\r | |
68 | }\r | |
69 | \r | |
70 | //\r | |
71 | // We want to use plain Print function here! (no color support for files)\r | |
72 | //\r | |
73 | if (Ascii){\r | |
74 | for (LoopVar = 0 ; LoopVar < ReadSize ; LoopVar++) {\r | |
75 | AsciiChar = CHAR_NULL;\r | |
76 | AsciiChar = ((CHAR8*)Buffer)[LoopVar];\r | |
77 | if (AsciiChar == CHAR_NULL) {\r | |
78 | AsciiChar = '.';\r | |
79 | }\r | |
80 | Print(L"%c", AsciiChar);\r | |
81 | }\r | |
82 | } else {\r | |
83 | Print(L"%s", Buffer);\r | |
84 | }\r | |
85 | }\r | |
345cd235 | 86 | Print(L"\r\n", Buffer);\r |
a405b86d | 87 | return (Status);\r |
88 | }\r | |
89 | \r | |
90 | STATIC CONST SHELL_PARAM_ITEM ParamList[] = {\r | |
91 | {L"-a", TypeFlag},\r | |
92 | {L"-u", TypeFlag},\r | |
93 | {NULL, TypeMax}\r | |
94 | };\r | |
95 | \r | |
96 | /**\r | |
97 | Function for 'type' command.\r | |
98 | \r | |
99 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
100 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
101 | **/\r | |
102 | SHELL_STATUS\r | |
103 | EFIAPI\r | |
104 | ShellCommandRunType (\r | |
105 | IN EFI_HANDLE ImageHandle,\r | |
106 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
107 | )\r | |
108 | {\r | |
109 | EFI_STATUS Status;\r | |
110 | LIST_ENTRY *Package;\r | |
111 | CHAR16 *ProblemParam;\r | |
112 | CONST CHAR16 *Param;\r | |
113 | SHELL_STATUS ShellStatus;\r | |
114 | UINTN ParamCount;\r | |
115 | EFI_SHELL_FILE_INFO *FileList;\r | |
116 | EFI_SHELL_FILE_INFO *Node;\r | |
117 | BOOLEAN AsciiMode;\r | |
118 | BOOLEAN UnicodeMode;\r | |
119 | \r | |
120 | ProblemParam = NULL;\r | |
121 | ShellStatus = SHELL_SUCCESS;\r | |
122 | ParamCount = 0;\r | |
123 | FileList = NULL;\r | |
124 | \r | |
125 | //\r | |
126 | // initialize the shell lib (we must be in non-auto-init...)\r | |
127 | //\r | |
128 | Status = ShellInitialize();\r | |
129 | ASSERT_EFI_ERROR(Status);\r | |
130 | \r | |
131 | Status = CommandInit();\r | |
132 | ASSERT_EFI_ERROR(Status);\r | |
133 | \r | |
134 | //\r | |
135 | // parse the command line\r | |
136 | //\r | |
137 | Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);\r | |
138 | if (EFI_ERROR(Status)) {\r | |
139 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r | |
140 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, ProblemParam);\r | |
141 | FreePool(ProblemParam);\r | |
142 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
143 | } else {\r | |
144 | ASSERT(FALSE);\r | |
145 | }\r | |
146 | } else {\r | |
147 | //\r | |
148 | // check for "-?"\r | |
149 | //\r | |
150 | if (ShellCommandLineGetFlag(Package, L"-?")) {\r | |
151 | ASSERT(FALSE);\r | |
152 | }\r | |
153 | AsciiMode = ShellCommandLineGetFlag(Package, L"-a");\r | |
154 | UnicodeMode = ShellCommandLineGetFlag(Package, L"-u");\r | |
155 | \r | |
156 | if (AsciiMode && UnicodeMode) {\r | |
157 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, L"-a & -u");\r | |
158 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
159 | } else if (ShellCommandLineGetRawValue(Package, 1) == NULL) {\r | |
160 | //\r | |
161 | // we insufficient parameters\r | |
162 | //\r | |
163 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel3HiiHandle);\r | |
164 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
165 | } else {\r | |
166 | //\r | |
167 | // get a list with each file specified by parameters\r | |
168 | // if parameter is a directory then add all the files below it to the list\r | |
169 | //\r | |
170 | for ( ParamCount = 1, Param = ShellCommandLineGetRawValue(Package, ParamCount)\r | |
171 | ; Param != NULL\r | |
172 | ; ParamCount++, Param = ShellCommandLineGetRawValue(Package, ParamCount)\r | |
173 | ){\r | |
174 | Status = ShellOpenFileMetaArg((CHAR16*)Param, EFI_FILE_MODE_READ, &FileList);\r | |
175 | if (EFI_ERROR(Status)) {\r | |
345cd235 | 176 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellLevel3HiiHandle, (CHAR16*)Param);\r |
a405b86d | 177 | ShellStatus = SHELL_NOT_FOUND;\r |
178 | break;\r | |
179 | }\r | |
180 | //\r | |
181 | // make sure we completed the param parsing sucessfully...\r | |
182 | // Also make sure that any previous action was sucessful\r | |
183 | //\r | |
184 | if (ShellStatus == SHELL_SUCCESS) {\r | |
185 | //\r | |
186 | // check that we have at least 1 file\r | |
187 | //\r | |
188 | if (FileList == NULL || IsListEmpty(&FileList->Link)) {\r | |
189 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel3HiiHandle, Param);\r | |
190 | continue;\r | |
191 | } else {\r | |
192 | //\r | |
193 | // loop through the list and make sure we are not aborting...\r | |
194 | //\r | |
195 | for ( Node = (EFI_SHELL_FILE_INFO*)GetFirstNode(&FileList->Link)\r | |
196 | ; !IsNull(&FileList->Link, &Node->Link) && !ShellGetExecutionBreakFlag()\r | |
197 | ; Node = (EFI_SHELL_FILE_INFO*)GetNextNode(&FileList->Link, &Node->Link)\r | |
198 | ){\r | |
199 | //\r | |
200 | // make sure the file opened ok\r | |
201 | //\r | |
202 | if (EFI_ERROR(Node->Status)){\r | |
203 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NO_OPEN), gShellLevel3HiiHandle, Node->FileName, Node->Status);\r | |
204 | ShellStatus = SHELL_NOT_FOUND;\r | |
205 | continue;\r | |
206 | }\r | |
207 | \r | |
208 | //\r | |
209 | // make sure its not a directory\r | |
210 | //\r | |
211 | if (FileHandleIsDirectory(Node->Handle) == EFI_SUCCESS) {\r | |
212 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_IS_DIR), gShellLevel3HiiHandle, Node->FileName);\r | |
213 | ShellStatus = SHELL_NOT_FOUND;\r | |
214 | continue;\r | |
215 | }\r | |
216 | \r | |
217 | //\r | |
218 | // do it\r | |
219 | //\r | |
220 | Status = TypeFileByHandle(Node->Handle, AsciiMode, UnicodeMode);\r | |
221 | if (EFI_ERROR(Status)) {\r | |
222 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_TYP_ERROR), gShellLevel3HiiHandle, Node->FileName, Status);\r | |
223 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
224 | }\r | |
225 | ASSERT(ShellStatus == SHELL_SUCCESS);\r | |
226 | }\r | |
227 | }\r | |
228 | }\r | |
229 | //\r | |
230 | // Free the fileList\r | |
231 | //\r | |
232 | if (FileList != NULL && !IsListEmpty(&FileList->Link)) {\r | |
233 | Status = ShellCloseFileMetaArg(&FileList);\r | |
234 | }\r | |
235 | ASSERT_EFI_ERROR(Status);\r | |
236 | FileList = NULL;\r | |
237 | }\r | |
238 | }\r | |
239 | \r | |
240 | //\r | |
241 | // free the command line package\r | |
242 | //\r | |
243 | ShellCommandLineFreeVarList (Package);\r | |
244 | }\r | |
245 | \r | |
246 | if (ShellGetExecutionBreakFlag()) {\r | |
247 | return (SHELL_ABORTED);\r | |
248 | }\r | |
249 | \r | |
250 | return (ShellStatus);\r | |
251 | }\r | |
252 | \r |