1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
/** @file
Based on files under Nt32Pkg/MiscSubClassPlatformDxe/
Copyright (c) 2021, NUVIA Inc. All rights reserved.<BR>
Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2015, Hisilicon Limited. All rights reserved.<BR>
Copyright (c) 2015, Linaro Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/HiiLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/OemMiscLib.h>
#include <Library/PrintLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include "SmbiosMisc.h"
/**
Get next language from language code list (with separator ';').
@param LangCode Input: point to first language in the list. On
Output: point to next language in the list, or
NULL if no more language in the list.
@param Lang The first language in the list.
**/
VOID
EFIAPI
GetNextLanguage (
IN OUT CHAR8 **LangCode,
OUT CHAR8 *Lang
)
{
UINTN Index;
CHAR8 *StringPtr;
if (LangCode == NULL || *LangCode == NULL || Lang == NULL) {
return;
}
Index = 0;
StringPtr = *LangCode;
while (StringPtr[Index] != 0 && StringPtr[Index] != ';') {
Index++;
}
(VOID)CopyMem (Lang, StringPtr, Index);
Lang[Index] = 0;
if (StringPtr[Index] == ';') {
Index++;
}
*LangCode = StringPtr + Index;
}
/**
This function returns the number of supported languages on HiiHandle.
@param HiiHandle The HII package list handle.
@retval The number of supported languages.
**/
UINT16
EFIAPI
GetSupportedLanguageNumber (
IN EFI_HII_HANDLE HiiHandle
)
{
CHAR8 *Lang;
CHAR8 *Languages;
CHAR8 *LanguageString;
UINT16 LangNumber;
Languages = HiiGetSupportedLanguages (HiiHandle);
if (Languages == NULL) {
return 0;
}
LangNumber = 0;
Lang = AllocatePool (AsciiStrSize (Languages));
if (Lang != NULL) {
LanguageString = Languages;
while (*LanguageString != 0) {
GetNextLanguage (&LanguageString, Lang);
LangNumber++;
}
FreePool (Lang);
}
FreePool (Languages);
return LangNumber;
}
/**
This function makes boot time changes to the contents of the
MiscNumberOfInstallableLanguages (Type 13) record.
@param RecordData Pointer to SMBIOS table with default values.
@param Smbios SMBIOS protocol.
@retval EFI_SUCCESS The SMBIOS table was successfully added.
@retval EFI_INVALID_PARAMETER Invalid parameter was found.
@retval EFI_OUT_OF_RESOURCES Failed to allocate required memory.
**/
SMBIOS_MISC_TABLE_FUNCTION(MiscNumberOfInstallableLanguages)
{
UINTN LangStrLen;
CHAR8 CurrentLang[SMBIOS_STRING_MAX_LENGTH + 1];
CHAR8 *OptionalStrStart;
EFI_STATUS Status;
SMBIOS_TABLE_TYPE13 *SmbiosRecord;
SMBIOS_TABLE_TYPE13 *InputData;
InputData = NULL;
//
// First check for invalid parameters.
//
if (RecordData == NULL) {
return EFI_INVALID_PARAMETER;
}
InputData = (SMBIOS_TABLE_TYPE13 *)RecordData;
InputData->InstallableLanguages = GetSupportedLanguageNumber (mSmbiosMiscHiiHandle);
//
// Try to check if current langcode matches with the langcodes in installed languages
//
ZeroMem (CurrentLang, SMBIOS_STRING_MAX_LENGTH - 1);
(VOID)AsciiStrCpyS (CurrentLang, SMBIOS_STRING_MAX_LENGTH - 1, "en|US|iso8859-1");
LangStrLen = AsciiStrLen (CurrentLang);
//
// Two zeros following the last string.
//
SmbiosRecord = AllocateZeroPool (sizeof (SMBIOS_TABLE_TYPE13) + LangStrLen + 1 + 1);
if (SmbiosRecord == NULL) {
return EFI_OUT_OF_RESOURCES;
}
(VOID)CopyMem (SmbiosRecord, InputData, sizeof (SMBIOS_TABLE_TYPE13));
SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE13);
OptionalStrStart = (CHAR8 *)(SmbiosRecord + 1);
(VOID)AsciiStrCpyS (OptionalStrStart, SMBIOS_STRING_MAX_LENGTH - 1, CurrentLang);
//
// Now we have got the full smbios record, call smbios protocol to add this record.
//
Status = SmbiosMiscAddRecord ((UINT8*)SmbiosRecord, NULL);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "[%a]:[%dL] Smbios Type13 Table Log Failed! %r \n",
__FUNCTION__, DEBUG_LINE_NUMBER, Status));
}
FreePool (SmbiosRecord);
return Status;
}
|