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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 |
c671c910 | 5 | Copyright (c) 2009 - 2019, Intel Corporation. All rights reserved.<BR>\r |
56ba3746 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
a405b86d | 7 | \r |
8 | **/\r | |
9 | \r | |
10 | #include "UefiShellLevel2CommandsLib.h"\r | |
11 | \r | |
12 | // This function was from from the BdsLib implementation in\r | |
13 | // IntelFrameworkModulePkg\Library\GenericBdsLib\BdsConnect.c\r | |
14 | // function name: BdsLibConnectAllEfi\r | |
47d20b54 | 15 | \r |
a405b86d | 16 | /**\r |
17 | This function will connect all current system handles recursively. The\r | |
18 | connection will finish until every handle's child handle created if it have.\r | |
19 | \r | |
20 | @retval EFI_SUCCESS All handles and it's child handle have been\r | |
21 | connected\r | |
22 | @retval EFI_STATUS Return the status of gBS->LocateHandleBuffer().\r | |
23 | \r | |
24 | **/\r | |
25 | EFI_STATUS\r | |
a405b86d | 26 | ConnectAllEfi (\r |
27 | VOID\r | |
28 | )\r | |
29 | {\r | |
30 | EFI_STATUS Status;\r | |
31 | UINTN HandleCount;\r | |
32 | EFI_HANDLE *HandleBuffer;\r | |
33 | UINTN Index;\r | |
34 | \r | |
35 | Status = gBS->LocateHandleBuffer (\r | |
36 | AllHandles,\r | |
37 | NULL,\r | |
38 | NULL,\r | |
39 | &HandleCount,\r | |
40 | &HandleBuffer\r | |
47d20b54 | 41 | );\r |
a405b86d | 42 | if (EFI_ERROR (Status)) {\r |
43 | return Status;\r | |
44 | }\r | |
45 | \r | |
46 | for (Index = 0; Index < HandleCount; Index++) {\r | |
47 | Status = gBS->ConnectController (HandleBuffer[Index], NULL, NULL, TRUE);\r | |
48 | }\r | |
49 | \r | |
50 | if (HandleBuffer != NULL) {\r | |
51 | FreePool (HandleBuffer);\r | |
52 | }\r | |
53 | \r | |
54 | return EFI_SUCCESS;\r | |
55 | }\r | |
56 | \r | |
57 | /**\r | |
58 | function to load a .EFI driver into memory and possible connect the driver.\r | |
59 | \r | |
60 | if FileName is NULL then ASSERT.\r | |
61 | \r | |
62 | @param[in] FileName FileName of the driver to load\r | |
63 | @param[in] Connect Whether to connect or not\r | |
64 | \r | |
65 | @retval EFI_SUCCESS the driver was loaded and if Connect was\r | |
66 | true then connect was attempted. Connection may\r | |
67 | have failed.\r | |
68 | @retval EFI_OUT_OF_RESOURCES there was insufficient memory\r | |
69 | **/\r | |
70 | EFI_STATUS\r | |
47d20b54 | 71 | LoadDriver (\r |
a405b86d | 72 | IN CONST CHAR16 *FileName,\r |
73 | IN CONST BOOLEAN Connect\r | |
74 | )\r | |
75 | {\r | |
47d20b54 MK |
76 | EFI_HANDLE LoadedDriverHandle;\r |
77 | EFI_STATUS Status;\r | |
78 | EFI_DEVICE_PATH_PROTOCOL *FilePath;\r | |
79 | EFI_LOADED_IMAGE_PROTOCOL *LoadedDriverImage;\r | |
a405b86d | 80 | \r |
47d20b54 MK |
81 | LoadedDriverImage = NULL;\r |
82 | FilePath = NULL;\r | |
83 | LoadedDriverHandle = NULL;\r | |
84 | Status = EFI_SUCCESS;\r | |
a405b86d | 85 | \r |
86 | ASSERT (FileName != NULL);\r | |
87 | \r | |
88 | //\r | |
89 | // Fix local copies of the protocol pointers\r | |
90 | //\r | |
47d20b54 MK |
91 | Status = CommandInit ();\r |
92 | ASSERT_EFI_ERROR (Status);\r | |
a405b86d | 93 | \r |
94 | //\r | |
95 | // Convert to DEVICE_PATH\r | |
96 | //\r | |
47d20b54 | 97 | FilePath = gEfiShellProtocol->GetDevicePathFromFilePath (FileName);\r |
a405b86d | 98 | \r |
99 | if (FilePath == NULL) {\r | |
47d20b54 | 100 | ASSERT (FALSE);\r |
a405b86d | 101 | return (EFI_INVALID_PARAMETER);\r |
102 | }\r | |
103 | \r | |
104 | //\r | |
105 | // Use LoadImage to get it into memory\r | |
106 | //\r | |
47d20b54 MK |
107 | Status = gBS->LoadImage (\r |
108 | FALSE,\r | |
109 | gImageHandle,\r | |
110 | FilePath,\r | |
111 | NULL,\r | |
112 | 0,\r | |
113 | &LoadedDriverHandle\r | |
114 | );\r | |
115 | \r | |
116 | if (EFI_ERROR (Status)) {\r | |
c671c910 DB |
117 | //\r |
118 | // With EFI_SECURITY_VIOLATION retval, the Image was loaded and an ImageHandle was created\r | |
119 | // with a valid EFI_LOADED_IMAGE_PROTOCOL, but the image can not be started right now.\r | |
120 | // If the caller doesn't have the option to defer the execution of an image, we should\r | |
121 | // unload image for the EFI_SECURITY_VIOLATION to avoid resource leak.\r | |
122 | //\r | |
123 | if (Status == EFI_SECURITY_VIOLATION) {\r | |
124 | gBS->UnloadImage (LoadedDriverHandle);\r | |
125 | }\r | |
47d20b54 MK |
126 | \r |
127 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_LOAD_NOT_IMAGE), gShellLevel2HiiHandle, FileName, Status);\r | |
a405b86d | 128 | } else {\r |
129 | //\r | |
130 | // Make sure it is a driver image\r | |
131 | //\r | |
47d20b54 | 132 | Status = gBS->HandleProtocol (LoadedDriverHandle, &gEfiLoadedImageProtocolGuid, (VOID *)&LoadedDriverImage);\r |
a405b86d | 133 | \r |
134 | ASSERT (LoadedDriverImage != NULL);\r | |
135 | \r | |
47d20b54 MK |
136 | if ( EFI_ERROR (Status)\r |
137 | || ( (LoadedDriverImage->ImageCodeType != EfiBootServicesCode)\r | |
138 | && (LoadedDriverImage->ImageCodeType != EfiRuntimeServicesCode))\r | |
139 | )\r | |
140 | {\r | |
141 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_LOAD_NOT_DRIVER), gShellLevel2HiiHandle, FileName);\r | |
a405b86d | 142 | \r |
143 | //\r | |
144 | // Exit and unload the non-driver image\r | |
145 | //\r | |
47d20b54 | 146 | gBS->Exit (LoadedDriverHandle, EFI_INVALID_PARAMETER, 0, NULL);\r |
a405b86d | 147 | Status = EFI_INVALID_PARAMETER;\r |
148 | }\r | |
149 | }\r | |
150 | \r | |
47d20b54 | 151 | if (!EFI_ERROR (Status)) {\r |
a405b86d | 152 | //\r |
153 | // Start the image\r | |
154 | //\r | |
47d20b54 MK |
155 | Status = gBS->StartImage (LoadedDriverHandle, NULL, NULL);\r |
156 | if (EFI_ERROR (Status)) {\r | |
157 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_LOAD_ERROR), gShellLevel2HiiHandle, FileName, Status);\r | |
a405b86d | 158 | } else {\r |
47d20b54 | 159 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_LOAD_LOADED), gShellLevel2HiiHandle, FileName, LoadedDriverImage->ImageBase, Status);\r |
a405b86d | 160 | }\r |
161 | }\r | |
162 | \r | |
47d20b54 | 163 | if (!EFI_ERROR (Status) && Connect) {\r |
a405b86d | 164 | //\r |
165 | // Connect it...\r | |
166 | //\r | |
47d20b54 | 167 | Status = ConnectAllEfi ();\r |
a405b86d | 168 | }\r |
169 | \r | |
170 | //\r | |
171 | // clean up memory...\r | |
172 | //\r | |
173 | if (FilePath != NULL) {\r | |
47d20b54 | 174 | FreePool (FilePath);\r |
a405b86d | 175 | }\r |
176 | \r | |
177 | return (Status);\r | |
178 | }\r | |
179 | \r | |
47d20b54 MK |
180 | STATIC CONST SHELL_PARAM_ITEM LoadParamList[] = {\r |
181 | { L"-nc", TypeFlag },\r | |
182 | { NULL, TypeMax }\r | |
183 | };\r | |
a405b86d | 184 | \r |
185 | /**\r | |
186 | Function for 'load' command.\r | |
187 | \r | |
188 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
189 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
190 | **/\r | |
191 | SHELL_STATUS\r | |
192 | EFIAPI\r | |
193 | ShellCommandRunLoad (\r | |
194 | IN EFI_HANDLE ImageHandle,\r | |
195 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
196 | )\r | |
197 | {\r | |
47d20b54 MK |
198 | EFI_STATUS Status;\r |
199 | LIST_ENTRY *Package;\r | |
200 | CHAR16 *ProblemParam;\r | |
201 | SHELL_STATUS ShellStatus;\r | |
202 | UINTN ParamCount;\r | |
203 | EFI_SHELL_FILE_INFO *ListHead;\r | |
204 | EFI_SHELL_FILE_INFO *Node;\r | |
205 | \r | |
206 | ListHead = NULL;\r | |
207 | ProblemParam = NULL;\r | |
208 | ShellStatus = SHELL_SUCCESS;\r | |
a405b86d | 209 | \r |
210 | //\r | |
211 | // initialize the shell lib (we must be in non-auto-init...)\r | |
212 | //\r | |
47d20b54 MK |
213 | Status = ShellInitialize ();\r |
214 | ASSERT_EFI_ERROR (Status);\r | |
a405b86d | 215 | \r |
216 | //\r | |
217 | // parse the command line\r | |
218 | //\r | |
219 | Status = ShellCommandLineParse (LoadParamList, &Package, &ProblemParam, TRUE);\r | |
47d20b54 MK |
220 | if (EFI_ERROR (Status)) {\r |
221 | if ((Status == EFI_VOLUME_CORRUPTED) && (ProblemParam != NULL)) {\r | |
222 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, L"load", ProblemParam);\r | |
223 | FreePool (ProblemParam);\r | |
a405b86d | 224 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
225 | } else {\r | |
47d20b54 | 226 | ASSERT (FALSE);\r |
a405b86d | 227 | }\r |
228 | } else {\r | |
229 | //\r | |
230 | // check for "-?"\r | |
231 | //\r | |
47d20b54 MK |
232 | if (ShellCommandLineGetFlag (Package, L"-?")) {\r |
233 | ASSERT (FALSE);\r | |
234 | } else if (ShellCommandLineGetRawValue (Package, 1) == NULL) {\r | |
a405b86d | 235 | //\r |
236 | // we didnt get a single file to load parameter\r | |
237 | //\r | |
47d20b54 | 238 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel2HiiHandle, L"load");\r |
a405b86d | 239 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
240 | } else {\r | |
241 | for ( ParamCount = 1\r | |
47d20b54 MK |
242 | ; ShellCommandLineGetRawValue (Package, ParamCount) != NULL\r |
243 | ; ParamCount++\r | |
244 | )\r | |
245 | {\r | |
246 | Status = ShellOpenFileMetaArg ((CHAR16 *)ShellCommandLineGetRawValue (Package, ParamCount), EFI_FILE_MODE_READ, &ListHead);\r | |
247 | if (!EFI_ERROR (Status)) {\r | |
248 | for ( Node = (EFI_SHELL_FILE_INFO *)GetFirstNode (&ListHead->Link)\r | |
249 | ; !IsNull (&ListHead->Link, &Node->Link)\r | |
250 | ; Node = (EFI_SHELL_FILE_INFO *)GetNextNode (&ListHead->Link, &Node->Link)\r | |
251 | )\r | |
252 | {\r | |
a405b86d | 253 | //\r |
254 | // once we have an error preserve that value, but finish the loop.\r | |
255 | //\r | |
47d20b54 MK |
256 | if (EFI_ERROR (Status)) {\r |
257 | LoadDriver (Node->FullName, (BOOLEAN)(ShellCommandLineGetFlag (Package, L"-nc") == FALSE));\r | |
a405b86d | 258 | } else {\r |
47d20b54 | 259 | Status = LoadDriver (Node->FullName, (BOOLEAN)(ShellCommandLineGetFlag (Package, L"-nc") == FALSE));\r |
a405b86d | 260 | }\r |
261 | } // for loop for multi-open\r | |
47d20b54 MK |
262 | \r |
263 | if (EFI_ERROR (Status)) {\r | |
264 | ShellCloseFileMetaArg (&ListHead);\r | |
a405b86d | 265 | } else {\r |
47d20b54 | 266 | Status = ShellCloseFileMetaArg (&ListHead);\r |
a405b86d | 267 | }\r |
268 | } else {\r | |
269 | //\r | |
270 | // no files found.\r | |
271 | //\r | |
47d20b54 | 272 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_NF), gShellLevel2HiiHandle, L"load", (CHAR16 *)ShellCommandLineGetRawValue (Package, ParamCount));\r |
a405b86d | 273 | ShellStatus = SHELL_NOT_FOUND;\r |
274 | }\r | |
275 | } // for loop for params\r | |
276 | }\r | |
277 | \r | |
278 | //\r | |
279 | // free the command line package\r | |
280 | //\r | |
281 | ShellCommandLineFreeVarList (Package);\r | |
282 | }\r | |
283 | \r | |
47d20b54 | 284 | if (EFI_ERROR (Status) && (ShellStatus == SHELL_SUCCESS)) {\r |
a405b86d | 285 | ShellStatus = SHELL_DEVICE_ERROR;\r |
286 | }\r | |
287 | \r | |
288 | return (ShellStatus);\r | |
289 | }\r |