Michael D Kinney 878b807a43 EmbeddedPkg: Replace BSD License with BSD+Patent License
https://bugzilla.tianocore.org/show_bug.cgi?id=1373

Replace BSD 2-Clause License with BSD+Patent License.  This change is
based on the following emails:

  https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html
  https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html

RFCs with detailed process for the license change:

  V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html
  V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html
  V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
2019-04-09 10:57:58 -07:00

71 lines
1.4 KiB
C

/** @file
*
* Copyright (c) 2016, Hisilicon Limited. All rights reserved.
* Copyright (c) 2016, Linaro Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-2-Clause-Patent
*
**/
#ifndef _TIME_BASE_LIB_H_
#define _TIME_BASE_LIB_H_
#include <Uefi/UefiBaseType.h>
// Define EPOCH (1970-JANUARY-01) in the Julian Date representation
#define EPOCH_JULIAN_DATE 2440588
// Seconds per unit
#define SEC_PER_MIN ((UINTN) 60)
#define SEC_PER_HOUR ((UINTN) 3600)
#define SEC_PER_DAY ((UINTN) 86400)
#define SEC_PER_MONTH ((UINTN) 2,592,000)
#define SEC_PER_YEAR ((UINTN) 31,536,000)
BOOLEAN
EFIAPI
IsLeapYear (
IN EFI_TIME *Time
);
BOOLEAN
EFIAPI
IsDayValid (
IN EFI_TIME *Time
);
BOOLEAN
EFIAPI
IsTimeValid (
IN EFI_TIME *Time
);
/**
Converts Epoch seconds (elapsed since 1970 JANUARY 01, 00:00:00 UTC) to EFI_TIME
**/
VOID
EFIAPI
EpochToEfiTime (
IN UINTN EpochSeconds,
OUT EFI_TIME *Time
);
/**
Converts EFI_TIME to Epoch seconds (elapsed since 1970 JANUARY 01, 00:00:00 UTC)
**/
UINTN
EFIAPI
EfiTimeToEpoch (
IN EFI_TIME *Time
);
/**
returns Day of the week [0-6] 0=Sunday
**/
UINTN
EfiTimeToWday (
IN EFI_TIME *Time
);
#endif