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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 |
ba0014b9 | 5 | Copyright (c) 2009 - 2018, 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 | /**\r | |
13 | Print out each environment variable registered with the Shell 2.0 GUID.\r | |
14 | \r | |
15 | If you spawn a pre 2.0 shell from the Shell 2.0 the environment variable may not carry through.\r | |
16 | \r | |
17 | @retval STATUS_SUCCESS the printout was sucessful\r | |
18 | @return any return code from GetNextVariableName except EFI_NOT_FOUND\r | |
19 | **/\r | |
20 | SHELL_STATUS\r | |
47d20b54 | 21 | PrintAllShellEnvVars (\r |
a405b86d | 22 | VOID\r |
23 | )\r | |
24 | {\r | |
47d20b54 MK |
25 | CONST CHAR16 *Value;\r |
26 | CONST CHAR16 *ConstEnvNameList;\r | |
a405b86d | 27 | \r |
47d20b54 | 28 | ConstEnvNameList = gEfiShellProtocol->GetEnv (NULL);\r |
a405b86d | 29 | if (ConstEnvNameList == NULL) {\r |
30 | return (SHELL_SUCCESS);\r | |
31 | }\r | |
47d20b54 MK |
32 | \r |
33 | while (*ConstEnvNameList != CHAR_NULL) {\r | |
34 | Value = gEfiShellProtocol->GetEnv (ConstEnvNameList);\r | |
35 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_SET_DISP), gShellLevel2HiiHandle, ConstEnvNameList, Value);\r | |
36 | ConstEnvNameList += StrLen (ConstEnvNameList)+1;\r | |
a405b86d | 37 | }\r |
38 | \r | |
39 | return (SHELL_SUCCESS);\r | |
40 | }\r | |
41 | \r | |
47d20b54 MK |
42 | STATIC CONST SHELL_PARAM_ITEM SetParamList[] = {\r |
43 | { L"-d", TypeValue },\r | |
44 | { L"-v", TypeFlag },\r | |
45 | { NULL, TypeMax }\r | |
46 | };\r | |
a405b86d | 47 | \r |
48 | /**\r | |
49 | Function for 'set' command.\r | |
50 | \r | |
51 | @param[in] ImageHandle Handle to the Image (NULL if Internal).\r | |
52 | @param[in] SystemTable Pointer to the System Table (NULL if Internal).\r | |
53 | **/\r | |
54 | SHELL_STATUS\r | |
55 | EFIAPI\r | |
56 | ShellCommandRunSet (\r | |
57 | IN EFI_HANDLE ImageHandle,\r | |
58 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
59 | )\r | |
60 | {\r | |
61 | EFI_STATUS Status;\r | |
62 | LIST_ENTRY *Package;\r | |
63 | CONST CHAR16 *KeyName;\r | |
64 | CONST CHAR16 *Value;\r | |
65 | CHAR16 *ProblemParam;\r | |
66 | SHELL_STATUS ShellStatus;\r | |
67 | \r | |
68 | ProblemParam = NULL;\r | |
69 | ShellStatus = SHELL_SUCCESS;\r | |
70 | \r | |
71 | //\r | |
72 | // initialize the shell lib (we must be in non-auto-init...)\r | |
73 | //\r | |
47d20b54 MK |
74 | Status = ShellInitialize ();\r |
75 | ASSERT_EFI_ERROR (Status);\r | |
a405b86d | 76 | \r |
77 | //\r | |
78 | // Make sure globals are good...\r | |
79 | //\r | |
47d20b54 MK |
80 | Status = CommandInit ();\r |
81 | ASSERT_EFI_ERROR (Status);\r | |
a405b86d | 82 | \r |
83 | //\r | |
84 | // parse the command line\r | |
85 | //\r | |
86 | Status = ShellCommandLineParse (SetParamList, &Package, &ProblemParam, TRUE);\r | |
47d20b54 MK |
87 | if (EFI_ERROR (Status)) {\r |
88 | if ((Status == EFI_VOLUME_CORRUPTED) && (ProblemParam != NULL)) {\r | |
89 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel2HiiHandle, L"set", ProblemParam);\r | |
90 | FreePool (ProblemParam);\r | |
a405b86d | 91 | return (SHELL_INVALID_PARAMETER);\r |
92 | } else {\r | |
47d20b54 | 93 | ASSERT (FALSE);\r |
a405b86d | 94 | }\r |
95 | } else {\r | |
96 | //\r | |
97 | // check for "-?"\r | |
98 | //\r | |
47d20b54 MK |
99 | if (ShellCommandLineGetFlag (Package, L"-?")) {\r |
100 | ASSERT (FALSE);\r | |
101 | } else if (ShellCommandLineGetRawValue (Package, 3) != NULL) {\r | |
102 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle, L"set");\r | |
a405b86d | 103 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
47d20b54 MK |
104 | } else if ((ShellCommandLineGetRawValue (Package, 1) != NULL) && ShellCommandLineGetFlag (Package, L"-d")) {\r |
105 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel2HiiHandle, L"set");\r | |
a405b86d | 106 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
47d20b54 | 107 | } else if (ShellCommandLineGetFlag (Package, L"-d")) {\r |
a405b86d | 108 | //\r |
109 | // delete a environment variable\r | |
110 | //\r | |
47d20b54 | 111 | KeyName = ShellCommandLineGetValue (Package, L"-d");\r |
a405b86d | 112 | if (KeyName == NULL) {\r |
47d20b54 | 113 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellLevel2HiiHandle, L"set", L"-d");\r |
a405b86d | 114 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
115 | } else {\r | |
47d20b54 MK |
116 | Status = ShellSetEnvironmentVariable (KeyName, L"", ShellCommandLineGetFlag (Package, L"-v"));\r |
117 | if (EFI_ERROR (Status)) {\r | |
118 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_SET_ND), gShellLevel2HiiHandle, L"set", KeyName);\r | |
a405b86d | 119 | ShellStatus = SHELL_DEVICE_ERROR;\r |
120 | }\r | |
121 | }\r | |
47d20b54 | 122 | } else if (ShellCommandLineGetRawValue (Package, 1) == NULL) {\r |
a405b86d | 123 | //\r |
124 | // print out all current environment variables\r | |
125 | //\r | |
47d20b54 | 126 | return (PrintAllShellEnvVars ());\r |
a405b86d | 127 | } else {\r |
128 | //\r | |
129 | // we are either printing one or assigning one\r | |
130 | //\r | |
47d20b54 MK |
131 | KeyName = ShellCommandLineGetRawValue (Package, 1);\r |
132 | Value = ShellCommandLineGetRawValue (Package, 2);\r | |
133 | if ((KeyName != NULL) && (Value != NULL)) {\r | |
a405b86d | 134 | //\r |
135 | // assigning one\r | |
136 | //\r | |
47d20b54 MK |
137 | Status = ShellSetEnvironmentVariable (KeyName, Value, ShellCommandLineGetFlag (Package, L"-v"));\r |
138 | if (EFI_ERROR (Status)) {\r | |
139 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_SET_ERROR_SET), gShellLevel2HiiHandle, L"set", KeyName);\r | |
140 | ShellStatus = (SHELL_STATUS)(Status & (~MAX_BIT));\r | |
938d65a5 | 141 | }\r |
a405b86d | 142 | } else {\r |
143 | if (KeyName != NULL) {\r | |
144 | //\r | |
145 | // print out value for this one only.\r | |
146 | //\r | |
47d20b54 | 147 | Value = ShellGetEnvironmentVariable (KeyName);\r |
a405b86d | 148 | if (Value == NULL) {\r |
47d20b54 | 149 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_SET_NF), gShellLevel2HiiHandle, L"set", KeyName);\r |
a405b86d | 150 | ShellStatus = SHELL_SUCCESS;\r |
151 | } else {\r | |
47d20b54 | 152 | ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_SET_DISP), gShellLevel2HiiHandle, KeyName, Value);\r |
a405b86d | 153 | ShellStatus = SHELL_SUCCESS;\r |
154 | }\r | |
155 | } else {\r | |
47d20b54 | 156 | ASSERT (FALSE);\r |
a405b86d | 157 | }\r |
158 | }\r | |
159 | }\r | |
160 | }\r | |
161 | \r | |
162 | //\r | |
163 | // free the command line package\r | |
164 | //\r | |
165 | ShellCommandLineFreeVarList (Package);\r | |
166 | \r | |
167 | return (ShellStatus);\r | |
168 | }\r |