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e470ee6d JY |
1 | /** @file\r |
2 | Parse the INI configuration file and pass the information to the recovery driver\r | |
3 | so that the driver can perform recovery accordingly.\r | |
4 | \r | |
91db774b | 5 | Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.<BR>\r |
e470ee6d JY |
6 | \r |
7 | This program and the accompanying materials\r | |
8 | are licensed and made available under the terms and conditions\r | |
9 | of the BSD License which accompanies this distribution. The\r | |
10 | full text of the license may be found at\r | |
11 | http://opensource.org/licenses/bsd-license.php\r | |
12 | \r | |
13 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
14 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
15 | \r | |
16 | **/\r | |
17 | \r | |
18 | #include "RecoveryModuleLoadPei.h"\r | |
19 | #include <Library/IniParsingLib.h>\r | |
20 | #include <Library/PrintLib.h>\r | |
21 | \r | |
22 | #define MAX_LINE_LENGTH 512\r | |
23 | \r | |
24 | /**\r | |
25 | Parse Config data file to get the updated data array.\r | |
26 | \r | |
27 | @param[in] DataBuffer Config raw file buffer.\r | |
28 | @param[in] BufferSize Size of raw buffer.\r | |
29 | @param[in, out] ConfigHeader Pointer to the config header.\r | |
30 | @param[in, out] RecoveryArray Pointer to the config of recovery data.\r | |
31 | \r | |
32 | @retval EFI_NOT_FOUND No config data is found.\r | |
33 | @retval EFI_OUT_OF_RESOURCES No enough memory is allocated.\r | |
34 | @retval EFI_SUCCESS Parse the config file successfully.\r | |
35 | \r | |
36 | **/\r | |
37 | EFI_STATUS\r | |
38 | ParseRecoveryDataFile (\r | |
39 | IN UINT8 *DataBuffer,\r | |
40 | IN UINTN BufferSize,\r | |
41 | IN OUT CONFIG_HEADER *ConfigHeader,\r | |
42 | IN OUT RECOVERY_CONFIG_DATA **RecoveryArray\r | |
43 | )\r | |
44 | {\r | |
45 | EFI_STATUS Status;\r | |
46 | CHAR8 *SectionName;\r | |
47 | CHAR8 Entry[MAX_LINE_LENGTH];\r | |
48 | UINTN Num;\r | |
49 | UINTN Index;\r | |
50 | EFI_GUID FileGuid;\r | |
51 | VOID *Context;\r | |
52 | \r | |
53 | //\r | |
54 | // First process the data buffer and get all sections and entries\r | |
55 | //\r | |
56 | Context = OpenIniFile(DataBuffer, BufferSize);\r | |
57 | if (Context == NULL) {\r | |
58 | return EFI_INVALID_PARAMETER;\r | |
59 | }\r | |
60 | \r | |
61 | //\r | |
62 | // Now get NumOfUpdate\r | |
63 | //\r | |
64 | Status = GetDecimalUintnFromDataFile(\r | |
65 | Context,\r | |
66 | "Head",\r | |
67 | "NumOfRecovery",\r | |
68 | &Num\r | |
69 | );\r | |
70 | if (EFI_ERROR(Status) || (Num == 0)) {\r | |
71 | DEBUG((DEBUG_ERROR, "NumOfRecovery not found\n"));\r | |
72 | CloseIniFile(Context);\r | |
73 | return EFI_NOT_FOUND;\r | |
74 | }\r | |
75 | \r | |
76 | ConfigHeader->NumOfRecovery = Num;\r | |
77 | *RecoveryArray = AllocateZeroPool ((sizeof (RECOVERY_CONFIG_DATA) * Num));\r | |
78 | if (*RecoveryArray == NULL) {\r | |
79 | CloseIniFile(Context);\r | |
80 | return EFI_OUT_OF_RESOURCES;\r | |
81 | }\r | |
82 | \r | |
83 | for (Index = 0 ; Index < ConfigHeader->NumOfRecovery; Index++) {\r | |
84 | //\r | |
85 | // Get the section name of each update\r | |
86 | //\r | |
87 | AsciiStrCpyS (Entry, MAX_LINE_LENGTH, "Recovery");\r | |
91db774b HW |
88 | AsciiValueToStringS (\r |
89 | Entry + AsciiStrnLenS (Entry, MAX_LINE_LENGTH),\r | |
90 | MAX_LINE_LENGTH - AsciiStrnLenS (Entry, MAX_LINE_LENGTH),\r | |
91 | 0,\r | |
92 | Index,\r | |
93 | 0\r | |
94 | );\r | |
e470ee6d JY |
95 | Status = GetStringFromDataFile(\r |
96 | Context,\r | |
97 | "Head",\r | |
98 | Entry,\r | |
99 | &SectionName\r | |
100 | );\r | |
101 | if (EFI_ERROR(Status) || (SectionName == NULL)) {\r | |
102 | DEBUG((DEBUG_ERROR, "[%d] %a not found\n", Index, Entry));\r | |
103 | CloseIniFile(Context);\r | |
104 | return EFI_NOT_FOUND;\r | |
105 | }\r | |
106 | \r | |
107 | //\r | |
108 | // The section name of this update has been found.\r | |
109 | // Now looks for all the config data of this update\r | |
110 | //\r | |
111 | \r | |
112 | //\r | |
113 | // FileBuid\r | |
114 | //\r | |
115 | Status = GetGuidFromDataFile(\r | |
116 | Context,\r | |
117 | SectionName,\r | |
118 | "FileGuid",\r | |
119 | &FileGuid\r | |
120 | );\r | |
121 | if (EFI_ERROR(Status)) {\r | |
122 | CloseIniFile(Context);\r | |
123 | DEBUG((DEBUG_ERROR, "[%d] FileGuid not found\n", Index));\r | |
124 | return EFI_NOT_FOUND;\r | |
125 | }\r | |
126 | \r | |
127 | CopyGuid(&((*RecoveryArray)[Index].FileGuid), &FileGuid);\r | |
128 | \r | |
129 | //\r | |
130 | // Length\r | |
131 | //\r | |
132 | Status = GetHexUintnFromDataFile(\r | |
133 | Context,\r | |
134 | SectionName,\r | |
135 | "Length",\r | |
136 | &Num\r | |
137 | );\r | |
138 | if (EFI_ERROR(Status)) {\r | |
139 | CloseIniFile(Context);\r | |
140 | DEBUG((DEBUG_ERROR, "[%d] Length not found\n", Index));\r | |
141 | return EFI_NOT_FOUND;\r | |
142 | }\r | |
143 | (*RecoveryArray)[Index].Length = Num;\r | |
144 | \r | |
145 | //\r | |
146 | // ImageOffset\r | |
147 | //\r | |
148 | Status = GetHexUintnFromDataFile(\r | |
149 | Context,\r | |
150 | SectionName,\r | |
151 | "ImageOffset",\r | |
152 | &Num\r | |
153 | );\r | |
154 | if (EFI_ERROR(Status)) {\r | |
155 | CloseIniFile(Context);\r | |
156 | DEBUG((DEBUG_ERROR, "[%d] ImageOffset not found\n", Index));\r | |
157 | return EFI_NOT_FOUND;\r | |
158 | }\r | |
159 | (*RecoveryArray)[Index].ImageOffset = Num;\r | |
160 | }\r | |
161 | \r | |
162 | //\r | |
163 | // Now all configuration data got. Free those temporary buffers\r | |
164 | //\r | |
165 | CloseIniFile(Context);\r | |
166 | \r | |
167 | return EFI_SUCCESS;\r | |
168 | }\r | |
169 | \r |