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/* $Id: efi-common.h $ */
/** @file
* IPRT, EFI common definitions.
*/
/*
* Copyright (C) 2021-2022 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
#ifndef IPRT_INCLUDED_formats_efi_common_h
#define IPRT_INCLUDED_formats_efi_common_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <iprt/types.h>
#include <iprt/assertcompile.h>
/**
* EFI GUID.
*/
typedef struct EFI_GUID
{
uint32_t u32Data1;
uint16_t u16Data2;
uint16_t u16Data3;
uint8_t abData4[8];
} EFI_GUID;
AssertCompileSize(EFI_GUID, 16);
/** Pointer to an EFI GUID. */
typedef EFI_GUID *PEFI_GUID;
/** Pointer to a const EFI GUID. */
typedef const EFI_GUID *PCEFI_GUID;
/** A Null GUID. */
#define EFI_NULL_GUID { 0, 0, 0, { 0, 0, 0, 0, 0, 0, 0, 0 }}
/** Global variable GUID. */
#define EFI_GLOBAL_VARIABLE_GUID \
{ 0x8be4df61, 0x93ca, 0x11d2, { 0xaa, 0x0d, 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c }}
/** SecureBootEnable variable GUID. */
#define EFI_SECURE_BOOT_ENABLE_DISABLE_GUID \
{ 0xf0a30bc7, 0xaf08, 0x4556, { 0x99, 0xc4, 0x0, 0x10, 0x9, 0xc9, 0x3a, 0x44 } }
/**
* EFI time value.
*/
typedef struct EFI_TIME
{
uint16_t u16Year;
uint8_t u8Month;
uint8_t u8Day;
uint8_t u8Hour;
uint8_t u8Minute;
uint8_t u8Second;
uint8_t bPad0;
uint32_t u32Nanosecond;
int16_t iTimezone;
uint8_t u8Daylight;
uint8_t bPad1;
} EFI_TIME;
AssertCompileSize(EFI_TIME, 16);
/** Pointer to an EFI time abstraction. */
typedef EFI_TIME *PEFI_TIME;
/** Pointer to a const EFI time abstraction. */
typedef const EFI_TIME *PCEFI_TIME;
#define EFI_TIME_TIMEZONE_UNSPECIFIED INT16_C(0x07ff)
#define EFI_TIME_DAYLIGHT_ADJUST RT_BIT(0)
#define EFI_TIME_DAYLIGHT_INDST RT_BIT(1)
#endif /* !IPRT_INCLUDED_formats_efi_common_h */
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