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30fdf114 | 1 | /** @file\r |
97fa0ee9 | 2 | Helper functions for parsing GuidedSectionTools.txt\r |
30fdf114 | 3 | \r |
f7496d71 | 4 | Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>\r |
2e351cbe | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
30fdf114 | 6 | \r |
30fdf114 LG |
7 | **/\r |
8 | \r | |
9 | #include <assert.h>\r | |
10 | #include <string.h>\r | |
11 | #include <ctype.h>\r | |
12 | #include <stdlib.h>\r | |
13 | #include "MemoryFile.h"\r | |
14 | #include "CommonLib.h"\r | |
15 | #include "EfiUtilityMsgs.h"\r | |
16 | #include "ParseInf.h"\r | |
17 | #include "ParseGuidedSectionTools.h"\r | |
18 | #include "StringFuncs.h"\r | |
19 | \r | |
20 | \r | |
21 | //\r | |
22 | // Local types / structures\r | |
23 | //\r | |
24 | \r | |
25 | typedef struct _GUID_SEC_TOOL_ENTRY {\r | |
26 | EFI_GUID Guid;\r | |
27 | CHAR8* Name;\r | |
28 | CHAR8* Path;\r | |
29 | struct _GUID_SEC_TOOL_ENTRY *Next;\r | |
30 | } GUID_SEC_TOOL_ENTRY;\r | |
31 | \r | |
32 | //\r | |
fb0b35e0 | 33 | // Function Implementation\r |
30fdf114 LG |
34 | //\r |
35 | \r | |
36 | EFI_HANDLE\r | |
37 | ParseGuidedSectionToolsFile (\r | |
38 | IN CHAR8 *InputFile\r | |
39 | )\r | |
40 | /*++\r | |
41 | \r | |
42 | Routine Description:\r | |
43 | \r | |
44 | This function parses the tools_def.txt file. It returns a\r | |
45 | EFI_HANDLE object which can be used for the other library\r | |
46 | functions and should be passed to FreeParsedGuidedSectionToolsHandle\r | |
47 | to free resources when the tools_def.txt information is no\r | |
48 | longer needed.\r | |
49 | \r | |
50 | Arguments:\r | |
51 | \r | |
52 | InputFile Path name of file to read\r | |
53 | \r | |
54 | Returns:\r | |
55 | \r | |
56 | NULL if error parsing\r | |
57 | A non-NULL EFI_HANDLE otherwise\r | |
58 | \r | |
59 | --*/\r | |
60 | {\r | |
61 | EFI_STATUS Status;\r | |
62 | EFI_HANDLE MemoryFile;\r | |
63 | EFI_HANDLE ParsedGuidedSectionTools;\r | |
64 | \r | |
65 | Status = GetMemoryFile (InputFile, &MemoryFile);\r | |
66 | if (EFI_ERROR (Status)) {\r | |
67 | return NULL;\r | |
68 | }\r | |
69 | \r | |
70 | ParsedGuidedSectionTools = ParseGuidedSectionToolsMemoryFile (MemoryFile);\r | |
71 | \r | |
72 | FreeMemoryFile (MemoryFile);\r | |
f7496d71 | 73 | \r |
30fdf114 LG |
74 | return ParsedGuidedSectionTools;\r |
75 | }\r | |
76 | \r | |
77 | \r | |
78 | EFI_HANDLE\r | |
79 | ParseGuidedSectionToolsMemoryFile (\r | |
80 | IN EFI_HANDLE InputFile\r | |
81 | )\r | |
82 | /*++\r | |
83 | \r | |
84 | Routine Description:\r | |
85 | \r | |
86 | This function parses the tools_def.txt file. It returns a\r | |
87 | EFI_HANDLE object which can be used for the other library\r | |
88 | functions and should be passed to FreeParsedGuidedSectionToolsHandle\r | |
89 | to free resources when the tools_def.txt information is no\r | |
90 | longer needed.\r | |
91 | \r | |
92 | Arguments:\r | |
93 | \r | |
94 | InputFile Memory file image.\r | |
95 | \r | |
96 | Returns:\r | |
97 | \r | |
98 | NULL if error or EOF\r | |
99 | InputBuffer otherwise\r | |
100 | \r | |
101 | --*/\r | |
102 | {\r | |
103 | EFI_STATUS Status;\r | |
104 | CHAR8 *NextLine;\r | |
105 | STRING_LIST *Tool;\r | |
106 | EFI_GUID Guid;\r | |
107 | GUID_SEC_TOOL_ENTRY *FirstGuidTool;\r | |
108 | GUID_SEC_TOOL_ENTRY *LastGuidTool;\r | |
109 | GUID_SEC_TOOL_ENTRY *NewGuidTool;\r | |
110 | \r | |
111 | FirstGuidTool = NULL;\r | |
fd171542 | 112 | LastGuidTool = NULL;\r |
30fdf114 LG |
113 | \r |
114 | while (TRUE) {\r | |
115 | NextLine = ReadMemoryFileLine (InputFile);\r | |
116 | if (NextLine == NULL) {\r | |
117 | break;\r | |
118 | }\r | |
f7496d71 | 119 | \r |
30fdf114 LG |
120 | Status = StripInfDscStringInPlace (NextLine);\r |
121 | if (EFI_ERROR (Status)) {\r | |
aee34651 | 122 | free (NextLine);\r |
30fdf114 LG |
123 | break;\r |
124 | }\r | |
125 | \r | |
126 | if (NextLine[0] == '\0') {\r | |
aee34651 | 127 | free (NextLine);\r |
30fdf114 LG |
128 | continue;\r |
129 | }\r | |
130 | \r | |
131 | Tool = SplitStringByWhitespace (NextLine);\r | |
132 | if ((Tool != NULL) &&\r | |
133 | (Tool->Count == 3)\r | |
134 | ) {\r | |
135 | Status = StringToGuid (Tool->Strings[0], &Guid);\r | |
136 | if (!EFI_ERROR (Status)) {\r | |
137 | NewGuidTool = malloc (sizeof (GUID_SEC_TOOL_ENTRY));\r | |
138 | if (NewGuidTool != NULL) {\r | |
139 | memcpy (&(NewGuidTool->Guid), &Guid, sizeof (Guid));\r | |
140 | NewGuidTool->Name = CloneString(Tool->Strings[1]);\r | |
141 | NewGuidTool->Path = CloneString(Tool->Strings[2]);\r | |
142 | NewGuidTool->Next = NULL;\r | |
2ff3293d HW |
143 | \r |
144 | if (FirstGuidTool == NULL) {\r | |
145 | FirstGuidTool = NewGuidTool;\r | |
146 | } else {\r | |
147 | LastGuidTool->Next = NewGuidTool;\r | |
148 | }\r | |
149 | LastGuidTool = NewGuidTool;\r | |
30fdf114 | 150 | }\r |
30fdf114 | 151 | }\r |
aee34651 HW |
152 | }\r |
153 | \r | |
154 | if (Tool != NULL) {\r | |
30fdf114 LG |
155 | FreeStringList (Tool);\r |
156 | }\r | |
aee34651 | 157 | free (NextLine);\r |
30fdf114 LG |
158 | }\r |
159 | \r | |
160 | return FirstGuidTool;\r | |
161 | }\r | |
162 | \r | |
163 | \r | |
164 | CHAR8*\r | |
165 | LookupGuidedSectionToolPath (\r | |
166 | IN EFI_HANDLE ParsedGuidedSectionToolsHandle,\r | |
167 | IN EFI_GUID *SectionGuid\r | |
168 | )\r | |
169 | /*++\r | |
170 | \r | |
171 | Routine Description:\r | |
172 | \r | |
173 | This function looks up the appropriate tool to use for extracting\r | |
174 | a GUID defined FV section.\r | |
175 | \r | |
176 | Arguments:\r | |
177 | \r | |
178 | ParsedGuidedSectionToolsHandle A parsed GUID section tools handle.\r | |
179 | SectionGuid The GUID for the section.\r | |
180 | \r | |
181 | Returns:\r | |
182 | \r | |
183 | NULL - if no tool is found or there is another error\r | |
184 | Non-NULL - The tool to use to access the section contents. (The caller\r | |
185 | must free the memory associated with this string.)\r | |
186 | \r | |
187 | --*/\r | |
188 | {\r | |
189 | GUID_SEC_TOOL_ENTRY *GuidTool;\r | |
190 | \r | |
191 | GuidTool = (GUID_SEC_TOOL_ENTRY*)ParsedGuidedSectionToolsHandle;\r | |
192 | if (GuidTool == NULL) {\r | |
193 | return NULL;\r | |
194 | }\r | |
195 | \r | |
196 | for ( ; GuidTool != NULL; GuidTool = GuidTool->Next) {\r | |
197 | if (CompareGuid (&(GuidTool->Guid), SectionGuid) == 0) {\r | |
198 | return CloneString (GuidTool->Path);\r | |
199 | }\r | |
200 | }\r | |
201 | \r | |
202 | return NULL;\r | |
203 | }\r | |
204 | \r | |
205 | \r |