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e52c5a9f | 1 | /** @file\r |
2 | Language related HII Library implementation.\r | |
3 | \r | |
4 | Copyright (c) 2006, Intel Corporation<BR>\r | |
5 | All rights reserved. This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | \r | |
16 | #include "InternalHiiLib.h"\r | |
17 | \r | |
18 | EFI_STATUS\r | |
19 | EFIAPI\r | |
20 | HiiLibGetCurrentLanguage (\r | |
21 | OUT CHAR8 *Lang\r | |
22 | )\r | |
23 | {\r | |
24 | EFI_STATUS Status;\r | |
25 | UINTN Size;\r | |
26 | \r | |
27 | ASSERT (Lang != NULL);\r | |
28 | \r | |
29 | //\r | |
30 | // Get current language setting\r | |
31 | //\r | |
32 | Size = RFC_3066_ENTRY_SIZE;\r | |
33 | Status = gRT->GetVariable (\r | |
34 | L"PlatformLang",\r | |
35 | &gEfiGlobalVariableGuid,\r | |
36 | NULL,\r | |
37 | &Size,\r | |
38 | Lang\r | |
39 | );\r | |
40 | \r | |
41 | if (EFI_ERROR (Status)) {\r | |
42 | AsciiStrCpy (Lang, (CHAR8 *) PcdGetPtr (PcdUefiVariableDefaultPlatformLang));\r | |
43 | }\r | |
44 | \r | |
45 | return Status;\r | |
46 | }\r | |
47 | \r | |
48 | \r | |
49 | VOID\r | |
50 | EFIAPI\r | |
51 | HiiLibGetNextLanguage (\r | |
52 | IN OUT CHAR8 **LangCode,\r | |
53 | OUT CHAR8 *Lang\r | |
54 | )\r | |
55 | {\r | |
56 | UINTN Index;\r | |
57 | CHAR8 *StringPtr;\r | |
58 | \r | |
59 | ASSERT (LangCode != NULL);\r | |
60 | ASSERT (Lang != NULL);\r | |
61 | \r | |
62 | Index = 0;\r | |
63 | StringPtr = *LangCode;\r | |
64 | while (StringPtr[Index] != 0 && StringPtr[Index] != ';') {\r | |
65 | Index++;\r | |
66 | }\r | |
67 | \r | |
68 | CopyMem (Lang, StringPtr, Index);\r | |
69 | Lang[Index] = 0;\r | |
70 | \r | |
71 | if (StringPtr[Index] == ';') {\r | |
72 | Index++;\r | |
73 | }\r | |
74 | *LangCode = StringPtr + Index;\r | |
75 | }\r | |
76 | \r | |
77 | \r | |
78 | CHAR8 *\r | |
79 | EFIAPI\r | |
80 | HiiLibGetSupportedLanguages (\r | |
81 | IN EFI_HII_HANDLE HiiHandle\r | |
82 | )\r | |
83 | {\r | |
84 | EFI_STATUS Status;\r | |
85 | UINTN BufferSize;\r | |
86 | CHAR8 *LanguageString;\r | |
87 | \r | |
88 | ASSERT (HiiHandle != NULL);\r | |
89 | ASSERT (IsHiiHandleRegistered (HiiHandle));\r | |
90 | //\r | |
91 | // Collect current supported Languages for given HII handle\r | |
92 | //\r | |
93 | BufferSize = 0x1000;\r | |
c344685c | 94 | LanguageString = AllocateZeroPool (BufferSize);\r |
95 | if (LanguageString == NULL) {\r | |
96 | return NULL;\r | |
97 | }\r | |
54cf8780 | 98 | \r |
99 | LocateHiiProtocols ();\r | |
c344685c | 100 | \r |
e52c5a9f | 101 | Status = mHiiStringProt->GetLanguages (mHiiStringProt, HiiHandle, LanguageString, &BufferSize);\r |
102 | \r | |
103 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
104 | gBS->FreePool (LanguageString);\r | |
c344685c | 105 | LanguageString = AllocateZeroPool (BufferSize);\r |
106 | if (LanguageString == NULL) {\r | |
107 | return NULL;\r | |
108 | }\r | |
109 | \r | |
e52c5a9f | 110 | Status = mHiiStringProt->GetLanguages (mHiiStringProt, HiiHandle, LanguageString, &BufferSize);\r |
111 | }\r | |
112 | \r | |
113 | if (EFI_ERROR (Status)) {\r | |
114 | LanguageString = NULL;\r | |
115 | }\r | |
116 | \r | |
117 | return LanguageString;\r | |
118 | }\r | |
119 | \r | |
120 | \r | |
121 | UINT16\r | |
122 | EFIAPI\r | |
123 | HiiLibGetSupportedLanguageNumber (\r | |
124 | IN EFI_HII_HANDLE HiiHandle\r | |
125 | )\r | |
126 | {\r | |
127 | CHAR8 *Languages;\r | |
128 | CHAR8 *LanguageString;\r | |
129 | UINT16 LangNumber;\r | |
130 | CHAR8 Lang[RFC_3066_ENTRY_SIZE];\r | |
131 | \r | |
132 | Languages = HiiLibGetSupportedLanguages (HiiHandle);\r | |
133 | if (Languages == NULL) {\r | |
134 | return 0;\r | |
135 | }\r | |
136 | \r | |
137 | LangNumber = 0;\r | |
138 | LanguageString = Languages;\r | |
139 | while (*LanguageString != 0) {\r | |
140 | HiiLibGetNextLanguage (&LanguageString, Lang);\r | |
141 | LangNumber++;\r | |
142 | }\r | |
143 | gBS->FreePool (Languages);\r | |
144 | \r | |
145 | return LangNumber;\r | |
146 | }\r | |
c344685c | 147 | \r |
148 | CHAR8 *\r | |
149 | EFIAPI\r | |
150 | HiiLibGetSupportedSecondaryLanguages (\r | |
151 | IN EFI_HII_HANDLE HiiHandle,\r | |
152 | IN CONST CHAR8 *FirstLanguage\r | |
153 | )\r | |
154 | {\r | |
155 | EFI_STATUS Status;\r | |
156 | UINTN BufferSize;\r | |
157 | CHAR8 *LanguageString;\r | |
158 | \r | |
159 | ASSERT (HiiHandle != NULL);\r | |
160 | ASSERT (IsHiiHandleRegistered (HiiHandle));\r | |
161 | //\r | |
162 | // Collect current supported 2nd Languages for given HII handle\r | |
163 | //\r | |
164 | BufferSize = 0x1000;\r | |
165 | LanguageString = AllocateZeroPool (BufferSize);\r | |
166 | if (LanguageString == NULL) {\r | |
167 | return NULL;\r | |
168 | }\r | |
54cf8780 | 169 | \r |
170 | LocateHiiProtocols ();\r | |
171 | \r | |
c344685c | 172 | Status = mHiiStringProt->GetSecondaryLanguages (mHiiStringProt, HiiHandle, FirstLanguage, LanguageString, &BufferSize);\r |
173 | \r | |
174 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
175 | gBS->FreePool (LanguageString);\r | |
176 | LanguageString = AllocateZeroPool (BufferSize);\r | |
177 | if (LanguageString == NULL) {\r | |
178 | return NULL;\r | |
179 | }\r | |
180 | \r | |
181 | Status = mHiiStringProt->GetSecondaryLanguages (mHiiStringProt, HiiHandle, FirstLanguage, LanguageString, &BufferSize);\r | |
182 | }\r | |
183 | \r | |
184 | if (EFI_ERROR (Status)) {\r | |
185 | LanguageString = NULL;\r | |
186 | }\r | |
187 | \r | |
188 | return LanguageString;\r | |
189 | }\r | |
190 | \r | |
191 | \r |