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2ef2b01e A |
1 | /** @file\r |
2 | Script command allows the execution of commands from a text file\r | |
3 | \r | |
60274cca HT |
4 | Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>\r |
5 | Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
2ef2b01e | 6 | \r |
60274cca | 7 | This program and the accompanying materials\r |
2ef2b01e A |
8 | are licensed and made available under the terms and conditions of the BSD License\r |
9 | which accompanies this distribution. The full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | Module Name: EfiDevice.c\r | |
16 | \r | |
17 | **/\r | |
18 | \r | |
19 | #include "Ebl.h"\r | |
20 | \r | |
21 | \r | |
22 | /**\r | |
23 | Execute the passed in file like a series of commands. The ; can be used on\r | |
24 | a single line to indicate multiple commands per line. The Ascii text file \r | |
25 | can contain any number of lines. The following line termination forms are \r | |
26 | supported:\r | |
27 | LF : Unix, Mac OS X*, BeOS\r | |
28 | CR+LF: MS-DOS*, Microsoft Windows*\r | |
7ca9e5a4 | 29 | CR : Commodore, Apple II, and really Mac OS\r |
2ef2b01e A |
30 | LF+CR: for simplicity and completeness \r |
31 | \r | |
32 | Argv[0] - "script"\r | |
33 | Argv[1] - Device Name:path for the file to load\r | |
34 | \r | |
35 | script fv1:\script.txt\r | |
36 | \r | |
37 | @param Argc Number of command arguments in Argv\r | |
38 | @param Argv Array of strings that represent the parsed command line. \r | |
7ca9e5a4 | 39 | Argv[0] is the command name\r |
2ef2b01e A |
40 | \r |
41 | @return EFI_SUCCESS\r | |
42 | \r | |
43 | **/\r | |
44 | EFI_STATUS\r | |
45 | EblScriptCmd (\r | |
46 | IN UINTN Argc,\r | |
47 | IN CHAR8 **Argv\r | |
48 | )\r | |
49 | {\r | |
50 | EFI_STATUS Status;\r | |
51 | EFI_OPEN_FILE *File;\r | |
52 | VOID *Address;\r | |
53 | UINTN Size;\r | |
54 | CHAR8 *Ptr;\r | |
55 | CHAR8 *ScanPtr;\r | |
56 | UINTN CmdLineSize;\r | |
57 | \r | |
58 | \r | |
59 | \r | |
60 | if (Argc < 2) {\r | |
61 | // file name required\r | |
62 | return EFI_SUCCESS;\r | |
63 | }\r | |
64 | \r | |
65 | File = EfiOpen (Argv[1], EFI_FILE_MODE_READ, 0);\r | |
66 | if (File == NULL) {\r | |
67 | AsciiPrint (" %a is not a valid path\n", Argv[1]);\r | |
68 | return EFI_SUCCESS;\r | |
69 | }\r | |
70 | \r | |
71 | Status = EfiReadAllocatePool (File, &Address, &Size);\r | |
72 | if (!EFI_ERROR (Status)) {\r | |
73 | // Loop through each line in the text file\r | |
74 | for (Ptr = (CHAR8 *)Address; (Ptr < (((CHAR8 *)Address) + Size)) && !EFI_ERROR (Status); Ptr += CmdLineSize) {\r | |
75 | for (CmdLineSize = 0, ScanPtr = Ptr; ; CmdLineSize++, ScanPtr++) {\r | |
76 | // look for the end of the line\r | |
77 | if ((*ScanPtr == EBL_CR) || (*ScanPtr == EBL_LF)) {\r | |
78 | // convert to NULL as this is what input routine would do\r | |
79 | *ScanPtr = 0;\r | |
80 | if ((*(ScanPtr + 1) == EBL_CR) || (*(ScanPtr + 1) == EBL_LF)) {\r | |
81 | // if its a set get the 2nd EOL char\r | |
82 | CmdLineSize++;\r | |
83 | *(ScanPtr + 1) = 0;\r | |
84 | }\r | |
85 | CmdLineSize++;\r | |
86 | break;\r | |
87 | }\r | |
88 | \r | |
89 | }\r | |
90 | \r | |
91 | Status = ProcessCmdLine (Ptr, CmdLineSize);\r | |
92 | }\r | |
93 | \r | |
94 | FreePool (Address);\r | |
95 | }\r | |
96 | \r | |
97 | EfiClose (File);\r | |
98 | return Status;\r | |
99 | }\r | |
100 | \r | |
101 | \r | |
102 | \r | |
103 | GLOBAL_REMOVE_IF_UNREFERENCED const EBL_COMMAND_TABLE mScriptTemplate[] = {\r | |
104 | {\r | |
105 | "script",\r | |
106 | " device:path; load an ascii file and execute it like commands", \r | |
107 | NULL,\r | |
108 | EblScriptCmd\r | |
109 | }\r | |
110 | };\r | |
111 | \r | |
112 | \r | |
113 | /**\r | |
114 | Initialize the commands in this in this file\r | |
115 | **/\r | |
116 | \r | |
117 | VOID\r | |
118 | EblInitializeScriptCmd (\r | |
119 | VOID\r | |
120 | )\r | |
121 | {\r | |
122 | if (FeaturePcdGet (PcdEmbeddedScriptCmd)) {\r | |
123 | EblAddCommands (mScriptTemplate, sizeof (mScriptTemplate)/sizeof (EBL_COMMAND_TABLE));\r | |
124 | }\r | |
125 | }\r | |
126 | \r |