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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 |
17e59b33 | 5 | Copyright (c) 2009 - 2014, 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 "UefiShellLevel3CommandsLib.h"\r | |
17 | \r | |
18 | /**\r | |
19 | Function for 'cls' 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 | ShellCommandRunCls (\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 | |
a405b86d | 33 | UINTN Background;\r |
34 | UINTN ForeColor;\r | |
35 | CHAR16 *ProblemParam;\r | |
36 | SHELL_STATUS ShellStatus;\r | |
37 | CONST CHAR16 *Param1;\r | |
38 | \r | |
a405b86d | 39 | //\r |
40 | // Initialize variables\r | |
41 | //\r | |
e755a4ca | 42 | ShellStatus = SHELL_SUCCESS;\r |
43 | ProblemParam = NULL;\r | |
44 | Background = 0;\r | |
a405b86d | 45 | \r |
46 | //\r | |
47 | // initialize the shell lib (we must be in non-auto-init...)\r | |
48 | //\r | |
49 | Status = ShellInitialize();\r | |
50 | ASSERT_EFI_ERROR(Status);\r | |
51 | \r | |
52 | //\r | |
53 | // parse the command line\r | |
54 | //\r | |
55 | Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);\r | |
56 | if (EFI_ERROR(Status)) {\r | |
57 | if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r | |
e54a10bb | 58 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, L"cls", ProblemParam); \r |
a405b86d | 59 | FreePool(ProblemParam);\r |
60 | ShellStatus = SHELL_INVALID_PARAMETER;\r | |
61 | } else {\r | |
62 | ASSERT(FALSE);\r | |
63 | }\r | |
64 | } else {\r | |
65 | //\r | |
66 | // check for "-?"\r | |
67 | //\r | |
68 | if (ShellCommandLineGetFlag(Package, L"-?")) {\r | |
69 | ASSERT(FALSE);\r | |
70 | } else {\r | |
71 | //\r | |
72 | // If there are 0 value parameters, clear sceen\r | |
73 | //\r | |
74 | Param1 = ShellCommandLineGetRawValue(Package, 1);\r | |
75 | if (Param1 == NULL) {\r | |
76 | //\r | |
77 | // clear screen\r | |
78 | //\r | |
79 | gST->ConOut->ClearScreen (gST->ConOut);\r | |
80 | } else if (ShellCommandLineGetCount(Package) > 2) {\r | |
e54a10bb | 81 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle, L"cls"); \r |
a405b86d | 82 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
83 | } else {\r | |
345cd235 | 84 | if (ShellStrToUintn(Param1) > 7 || StrLen(Param1) > 1 || !ShellIsDecimalDigitCharacter(*Param1)) {\r |
e54a10bb | 85 | ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel3HiiHandle, L"cls", Param1); \r |
a405b86d | 86 | ShellStatus = SHELL_INVALID_PARAMETER;\r |
87 | } else {\r | |
345cd235 | 88 | switch (ShellStrToUintn(Param1)) {\r |
a405b86d | 89 | case 0:\r |
90 | Background = EFI_BACKGROUND_BLACK;\r | |
91 | break;\r | |
92 | case 1:\r | |
93 | Background = EFI_BACKGROUND_BLUE;\r | |
94 | break;\r | |
95 | case 2:\r | |
96 | Background = EFI_BACKGROUND_GREEN;\r | |
97 | break;\r | |
98 | case 3:\r | |
99 | Background = EFI_BACKGROUND_CYAN;\r | |
100 | break;\r | |
101 | case 4:\r | |
102 | Background = EFI_BACKGROUND_RED;\r | |
103 | break;\r | |
104 | case 5:\r | |
105 | Background = EFI_BACKGROUND_MAGENTA;\r | |
106 | break;\r | |
107 | case 6:\r | |
108 | Background = EFI_BACKGROUND_BROWN;\r | |
109 | break;\r | |
110 | case 7:\r | |
111 | Background = EFI_BACKGROUND_LIGHTGRAY;\r | |
112 | break;\r | |
113 | }\r | |
345cd235 | 114 | ForeColor = (~ShellStrToUintn(Param1)) & 0xF;\r |
17e59b33 | 115 | Status = gST->ConOut->SetAttribute (gST->ConOut, (ForeColor | Background) & 0x7F );\r |
a405b86d | 116 | ASSERT_EFI_ERROR(Status);\r |
117 | Status = gST->ConOut->ClearScreen (gST->ConOut);\r | |
118 | ASSERT_EFI_ERROR(Status);\r | |
119 | }\r | |
120 | }\r | |
121 | }\r | |
122 | }\r | |
123 | //\r | |
124 | // free the command line package\r | |
125 | //\r | |
126 | ShellCommandLineFreeVarList (Package);\r | |
127 | \r | |
128 | //\r | |
129 | // return the status\r | |
130 | //\r | |
131 | return (ShellStatus);\r | |
132 | }\r | |
133 | \r |