mirror of https://github.com/acidanthera/audk.git
47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
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/** @file
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Transformations between the EFI_TIME structure and struct tm or time_t.
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Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <Uefi.h>
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#include <LibConfig.h>
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#include <time.h>
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#include "tzfile.h"
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#include <MainData.h>
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/* Convert an EFI_TIME structure into a C Standard tm structure. */
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void
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Efi2Tm( EFI_TIME *ET, struct tm *BT)
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{
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// Convert EFI time to broken-down time.
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BT->tm_year = ET->Year - TM_YEAR_BASE;
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BT->tm_mon = ET->Month - 1; // BD time is zero based, EFI is 1 based
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BT->tm_mday = ET->Day;
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BT->tm_hour = ET->Hour;
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BT->tm_min = ET->Minute;
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BT->tm_sec = ET->Second;
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BT->tm_isdst = -1;
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BT->tm_zoneoff = ET->TimeZone;
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BT->tm_daylight = ET->Daylight;
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BT->tm_Nano = ET->Nanosecond;
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}
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/* Convert an EFI_TIME structure into a time_t value. */
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time_t
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Efi2Time( EFI_TIME *EfiBDtime)
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{
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Efi2Tm( EfiBDtime, &gMD->BDTime);
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return mktime( &gMD->BDTime);
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}
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