| 1 | /* $Id: UefiVariableStoreImpl.h 93115 2022-01-01 11:31:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VirtualBox COM UEFI variable store class implementation
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2021-2022 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 |
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| 18 | #ifndef MAIN_INCLUDED_UefiVariableStoreImpl_h
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| 19 | #define MAIN_INCLUDED_UefiVariableStoreImpl_h
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 |
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| 24 | #include "UefiVariableStoreWrap.h"
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| 25 | #include <iprt/types.h>
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| 26 |
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| 27 | #include <iprt/formats/efi-common.h>
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| 28 |
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| 29 | class NvramStore;
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| 30 | class Machine;
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| 31 |
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| 32 | class ATL_NO_VTABLE UefiVariableStore :
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| 33 | public UefiVariableStoreWrap
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| 34 | {
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| 35 | public:
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| 36 |
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| 37 | DECLARE_COMMON_CLASS_METHODS(UefiVariableStore)
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| 38 |
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| 39 | HRESULT FinalConstruct();
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| 40 | void FinalRelease();
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| 41 |
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| 42 | // public initializer/uninitializer for internal purposes only
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| 43 | HRESULT init(NvramStore *aParent, Machine *pMachine);
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| 44 | void uninit();
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| 45 |
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| 46 | // public methods for internal purposes only
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| 47 |
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| 48 | private:
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| 49 |
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| 50 | // Wrapped NVRAM store properties
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| 51 | HRESULT getSecureBootEnabled(BOOL *pfEnabled);
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| 52 | HRESULT setSecureBootEnabled(BOOL fEnabled);
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| 53 |
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| 54 | // Wrapped NVRAM store members
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| 55 | HRESULT addVariable(const com::Utf8Str &aName, const com::Guid &aOwnerUuid, const std::vector<UefiVariableAttributes_T> &aAttributes,
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| 56 | const std::vector<BYTE> &aData);
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| 57 | HRESULT deleteVariable(const com::Utf8Str &aName, const com::Guid &aOwnerUuid);
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| 58 | HRESULT changeVariable(const com::Utf8Str &aName, const std::vector<BYTE> &aData);
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| 59 | HRESULT queryVariableByName(const com::Utf8Str &aName, com::Guid &aOwnerUuid, std::vector<UefiVariableAttributes_T> &aAttributes,
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| 60 | std::vector<BYTE> &aData);
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| 61 | HRESULT queryVariables(std::vector<com::Utf8Str> &aNames, std::vector<com::Guid> &aOwnerUuids);
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| 62 | HRESULT enrollOraclePlatformKey(void);
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| 63 | HRESULT enrollPlatformKey(const std::vector<BYTE> &aData, const com::Guid &aOwnerUuid);
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| 64 | HRESULT addKek(const std::vector<BYTE> &aData, const com::Guid &aOwnerUuid, SignatureType_T enmSignatureType);
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| 65 | HRESULT addSignatureToDb(const std::vector<BYTE> &aData, const com::Guid &aOwnerUuid, SignatureType_T enmSignatureType);
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| 66 | HRESULT addSignatureToDbx(const std::vector<BYTE> &aData, const com::Guid &aOwnerUuid, SignatureType_T enmSignatureType);
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| 67 | HRESULT enrollDefaultMsSignatures(void);
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| 68 |
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| 69 | int i_uefiVarStoreSetVarAttr(const char *pszVar, uint32_t fAttr);
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| 70 | int i_uefiVarStoreQueryVarAttr(const char *pszVar, uint32_t *pfAttr);
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| 71 | int i_uefiVarStoreQueryVarSz(const char *pszVar, uint64_t *pcbVar);
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| 72 | int i_uefiVarStoreQueryVarOwnerUuid(const char *pszVar, PRTUUID pUuid);
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| 73 | uint32_t i_uefiVarAttrToMask(const std::vector<UefiVariableAttributes_T> &aAttributes);
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| 74 | void i_uefiAttrMaskToVec(uint32_t fAttr, std::vector<UefiVariableAttributes_T> &aAttributes);
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| 75 |
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| 76 | HRESULT i_retainUefiVariableStore(bool fReadonly);
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| 77 | HRESULT i_releaseUefiVariableStore(void);
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| 78 |
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| 79 | HRESULT i_uefiVarStoreAddVar(PCEFI_GUID pGuid, const char *pszVar, uint32_t fAttr, PRTVFSFILE phVfsFile);
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| 80 | HRESULT i_uefiVarStoreOpenVar(const char *pszVar, PRTVFSFILE phVfsFile);
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| 81 | HRESULT i_uefiVarStoreSetVar(PCEFI_GUID pGuid, const char *pszVar, uint32_t fAttr, const void *pvData, size_t cbData);
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| 82 | HRESULT i_uefiVarStoreQueryVar(const char *pszVar, void *pvData, size_t cbData);
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| 83 | HRESULT i_uefiSigDbAddSig(RTEFISIGDB hEfiSigDb, const void *pvData, size_t cbData, const com::Guid &aOwnerUuid, SignatureType_T enmSignatureType);
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| 84 | HRESULT i_uefiVarStoreAddSignatureToDbVec(PCEFI_GUID pGuid, const char *pszDb, const std::vector<BYTE> &aData,
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| 85 | const com::Guid &aOwnerUuid, SignatureType_T enmSignatureType);
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| 86 | HRESULT i_uefiVarStoreAddSignatureToDb(PCEFI_GUID pGuid, const char *pszDb, const void *pvData, size_t cbData,
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| 87 | const com::Guid &aOwnerUuid, SignatureType_T enmSignatureType);
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| 88 |
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| 89 | struct Data; // opaque data struct, defined in UefiVariableStoreImpl.cpp
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| 90 | Data *m;
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| 91 | };
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| 92 |
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| 93 | #endif /* !MAIN_INCLUDED_UefiVariableStoreImpl_h */
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| 94 | /* vi: set tabstop=4 shiftwidth=4 expandtab: */
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