91c31ff04a
This patch add function EfiTimeToWday() which returns day of the week. It is needed by our upcoming patches in edk2-platforms. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Vabhav Sharma <vabhav.sharma@nxp.com> Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/** @file
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*
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* Copyright (c) 2016, Hisilicon Limited. All rights reserved.
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* Copyright (c) 2016, Linaro Limited. All rights reserved.
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*
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* This program and the accompanying materials
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* are licensed and made available under the terms and conditions of the BSD License
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* which accompanies this distribution. 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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*
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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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**/
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#ifndef _TIME_BASE_LIB_H_
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#define _TIME_BASE_LIB_H_
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#include <Uefi/UefiBaseType.h>
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// Define EPOCH (1970-JANUARY-01) in the Julian Date representation
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#define EPOCH_JULIAN_DATE 2440588
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// Seconds per unit
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#define SEC_PER_MIN ((UINTN) 60)
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#define SEC_PER_HOUR ((UINTN) 3600)
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#define SEC_PER_DAY ((UINTN) 86400)
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#define SEC_PER_MONTH ((UINTN) 2,592,000)
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#define SEC_PER_YEAR ((UINTN) 31,536,000)
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BOOLEAN
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EFIAPI
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IsLeapYear (
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IN EFI_TIME *Time
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);
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BOOLEAN
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EFIAPI
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IsDayValid (
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IN EFI_TIME *Time
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);
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BOOLEAN
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EFIAPI
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IsTimeValid (
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IN EFI_TIME *Time
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);
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/**
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Converts Epoch seconds (elapsed since 1970 JANUARY 01, 00:00:00 UTC) to EFI_TIME
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**/
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VOID
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EFIAPI
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EpochToEfiTime (
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IN UINTN EpochSeconds,
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OUT EFI_TIME *Time
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);
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/**
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Converts EFI_TIME to Epoch seconds (elapsed since 1970 JANUARY 01, 00:00:00 UTC)
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**/
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UINTN
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EFIAPI
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EfiTimeToEpoch (
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IN EFI_TIME *Time
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);
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/**
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returns Day of the week [0-6] 0=Sunday
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**/
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UINTN
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EfiTimeToWday (
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IN EFI_TIME *Time
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);
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#endif
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