118 lines
3.2 KiB
C
118 lines
3.2 KiB
C
/** @file
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The language supported code for setup utility use
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;******************************************************************************
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;* Copyright (c) 2012 - 2020, Insyde Software Corp. All Rights Reserved.
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;*
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;* You may not reproduce, distribute, publish, display, perform, modify, adapt,
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;* transmit, broadcast, present, recite, release, license or otherwise exploit
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;* any part of this publication in any form, by any means, without the prior
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;* written permission of Insyde Software Corporation.
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;*
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;******************************************************************************
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*/
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#include "SetupUtilityLibCommon.h"
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/**
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According input data to update the language selectable item to suitable language
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@param This Point to Form Callback protocol instance.
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@param Data Point to input language string data
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@retval EFI_SUCCESS Function has completed successfully.
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@return Other Set "PlatformLang" variable to save current language setting failed
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**/
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EFI_STATUS
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UpdateLangItem (
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IN const EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
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IN UINT8 *Data
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)
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{
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EFI_STATUS Status;
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UINTN Index;
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UINT8 *LanguageString;
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UINTN LangNum;
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LanguageString = NULL;
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GetLangDatabase (
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&LangNum,
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&LanguageString
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);
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if (Data != NULL) {
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Index = *Data;
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} else {
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Index = 0;
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}
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Status = CommonSetVariable (
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L"PlatformLang",
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&gEfiGlobalVariableGuid,
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EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
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AsciiStrSize (((CHAR8 *)&LanguageString[Index * RFC_3066_ENTRY_SIZE])),
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&LanguageString[Index * RFC_3066_ENTRY_SIZE]
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);
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FreePool (LanguageString);
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return Status;
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}
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/**
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Based on input string, get the index value of SCU language item.
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@param[in] LangStr Point to language string
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@param[out] LangIndex Point to the index value of SCU language item
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@retval EFI_SUCCESS Get the index value of SCU language item successfully.
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@retval EFI_INVALID_PARAMETER Input parameter is NULL.
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@retval EFI_NOT_FOUND Can not get the index value with corresponding language string.
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@return Other Fail to get support language from database.
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**/
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EFI_STATUS
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GetLangIndex (
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IN CHAR8 *LangStr,
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OUT UINT8 *LangIndex
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)
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{
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EFI_STATUS Status;
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UINTN Index;
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CHAR8 *SupportLangStr;
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UINTN SupportLangNum;
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if (LangStr == NULL || LangIndex == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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SupportLangNum = 0;
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SupportLangStr = NULL;
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Status = GetLangDatabase (
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&SupportLangNum,
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(UINT8 **) &SupportLangStr
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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for (Index = 0; Index < SupportLangNum; Index++) {
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if (AsciiStrCmp (LangStr, &SupportLangStr[Index * RFC_3066_ENTRY_SIZE]) == 0) {
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*LangIndex = (UINT8) Index;
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break;
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}
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}
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if (Index == SupportLangNum) {
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Status = EFI_NOT_FOUND;
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}
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if (SupportLangStr != NULL) {
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FreePool (SupportLangStr);
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}
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return Status;
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}
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