| 1 | /* $Id: efiguid.cpp 90061 2021-07-06 12:48:53Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - EFI GUID conversion helpers.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2021 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #define LOG_GROUP RTLOGGROUP_DEFAULT
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| 32 | #include <iprt/efi.h>
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| 33 |
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| 34 | #include <iprt/cdefs.h>
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| 35 | #include <iprt/string.h>
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| 36 |
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| 37 |
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| 38 | /*********************************************************************************************************************************
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| 39 | * Defined Constants And Macros *
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| 40 | *********************************************************************************************************************************/
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| 41 |
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| 42 |
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| 43 | /*********************************************************************************************************************************
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| 44 | * Structures and Typedefs *
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| 45 | *********************************************************************************************************************************/
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| 46 |
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| 47 |
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| 48 | /*********************************************************************************************************************************
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| 49 | * Internal Functions *
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| 50 | *********************************************************************************************************************************/
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| 51 |
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| 52 | RTDECL(PRTUUID) RTEfiGuidToUuid(PRTUUID pUuid, PCEFI_GUID pEfiGuid)
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| 53 | {
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| 54 | pUuid->Gen.u32TimeLow = RT_LE2H_U32(pEfiGuid->u32Data1);
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| 55 | pUuid->Gen.u16TimeMid = RT_LE2H_U16(pEfiGuid->u16Data2);
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| 56 | pUuid->Gen.u16TimeHiAndVersion = RT_LE2H_U16(pEfiGuid->u16Data3);
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| 57 | pUuid->Gen.u8ClockSeqHiAndReserved = pEfiGuid->abData4[0];
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| 58 | pUuid->Gen.u8ClockSeqLow = pEfiGuid->abData4[1];
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| 59 | pUuid->Gen.au8Node[0] = pEfiGuid->abData4[2];
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| 60 | pUuid->Gen.au8Node[1] = pEfiGuid->abData4[3];
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| 61 | pUuid->Gen.au8Node[2] = pEfiGuid->abData4[4];
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| 62 | pUuid->Gen.au8Node[3] = pEfiGuid->abData4[5];
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| 63 | pUuid->Gen.au8Node[4] = pEfiGuid->abData4[6];
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| 64 | pUuid->Gen.au8Node[5] = pEfiGuid->abData4[7];
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| 65 | return pUuid;
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| 66 | }
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| 67 |
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| 68 |
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| 69 | RTDECL(PEFI_GUID) RTEfiGuidFromUuid(PEFI_GUID pEfiGuid, PCRTUUID pUuid)
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| 70 | {
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| 71 | pEfiGuid->u32Data1 = RT_H2LE_U32(pUuid->Gen.u32TimeLow);
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| 72 | pEfiGuid->u16Data2 = RT_H2LE_U16(pUuid->Gen.u16TimeMid);
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| 73 | pEfiGuid->u16Data3 = RT_H2LE_U16(pUuid->Gen.u16TimeHiAndVersion);
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| 74 | pEfiGuid->abData4[0] = pUuid->Gen.u8ClockSeqHiAndReserved;
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| 75 | pEfiGuid->abData4[1] = pUuid->Gen.u8ClockSeqLow;
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| 76 | pEfiGuid->abData4[2] = pUuid->Gen.au8Node[0];
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| 77 | pEfiGuid->abData4[3] = pUuid->Gen.au8Node[1];
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| 78 | pEfiGuid->abData4[4] = pUuid->Gen.au8Node[2];
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| 79 | pEfiGuid->abData4[5] = pUuid->Gen.au8Node[3];
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| 80 | pEfiGuid->abData4[6] = pUuid->Gen.au8Node[4];
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| 81 | pEfiGuid->abData4[7] = pUuid->Gen.au8Node[5];
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| 82 | return pEfiGuid;
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| 83 | }
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| 84 |
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