mirror of
https://github.com/LongSoft/UEFITool.git
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168 lines
8.3 KiB
C++
168 lines
8.3 KiB
C++
/* ffsparser.h
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Copyright (c) 2017, LongSoft. All rights reserved.
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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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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHWARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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*/
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#ifndef FFSPARSER_H
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#define FFSPARSER_H
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#include <vector>
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#include "basetypes.h"
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#include "ustring.h"
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#include "ubytearray.h"
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#include "treemodel.h"
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#include "bootguard.h"
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typedef struct BG_PROTECTED_RANGE_
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{
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UINT32 Offset;
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UINT32 Size;
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UINT8 Type;
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UByteArray Hash;
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} BG_PROTECTED_RANGE;
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#define BG_PROTECTED_RANGE_INTEL_BOOT_GUARD_IBB 0x01
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#define BG_PROTECTED_RANGE_INTEL_BOOT_GUARD_POST_IBB 0x02
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#define BG_PROTECTED_RANGE_VENDOR_HASH_PHOENIX 0x03
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#define BG_PROTECTED_RANGE_VENDOR_HASH_AMI_OLD 0x04
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#define BG_PROTECTED_RANGE_VENDOR_HASH_AMI_NEW 0x05
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#define BG_PROTECTED_RANGE_VENDOR_HASH_MICROSOFT 0x06
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class NvramParser;
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class MeParser;
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class FfsParser
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{
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public:
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// Constructor and destructor
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FfsParser(TreeModel* treeModel);
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~FfsParser();
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// Obtain parser messages
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std::vector<std::pair<UString, UModelIndex> > getMessages() const;
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// Clear messages
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void clearMessages() { messagesVector.clear(); }
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// Parse firmware image
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USTATUS parse(const UByteArray &buffer);
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// Obtain parsed FIT table
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std::vector<std::pair<std::vector<UString>, UModelIndex> > getFitTable() const { return fitTable; }
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// Obtain BootGuardInfo
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UString getBootGuardInfo() const { return bootGuardInfo; }
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// Obtain offset/address difference
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UINT64 getAddressDiff() { return addressDiff; }
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private:
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TreeModel *model;
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std::vector<std::pair<UString, UModelIndex> > messagesVector;
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void msg(const UString & message, const UModelIndex & index = UModelIndex()) {
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messagesVector.push_back(std::pair<UString, UModelIndex>(message, index));
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};
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NvramParser* nvramParser;
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MeParser* meParser;
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UByteArray openedImage;
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UModelIndex lastVtf;
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UINT32 imageBase;
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UINT64 addressDiff;
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std::vector<std::pair<std::vector<UString>, UModelIndex> > fitTable;
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UString bootGuardInfo;
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bool bgAcmFound;
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bool bgKeyManifestFound;
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bool bgBootPolicyFound;
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UByteArray bgKmHash;
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UByteArray bgBpHash;
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UByteArray bgBpDigest;
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std::vector<BG_PROTECTED_RANGE> bgProtectedRanges;
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UINT64 bgFirstVolumeOffset;
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UModelIndex bgDxeCoreIndex;
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// First pass
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USTATUS performFirstPass(const UByteArray & imageFile, UModelIndex & index);
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USTATUS parseCapsule(const UByteArray & capsule, UModelIndex & index);
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USTATUS parseIntelImage(const UByteArray & intelImage, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseGenericImage(const UByteArray & intelImage, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseRawArea(const UModelIndex & index);
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USTATUS parseVolumeHeader(const UByteArray & volume, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseVolumeBody(const UModelIndex & index);
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USTATUS parseFileHeader(const UByteArray & file, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseFileBody(const UModelIndex & index);
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USTATUS parseSectionHeader(const UByteArray & section, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index, const bool insertIntoTree);
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USTATUS parseSectionBody(const UModelIndex & index);
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USTATUS parseGbeRegion(const UByteArray & gbe, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseMeRegion(const UByteArray & me, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseBiosRegion(const UByteArray & bios, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parsePdrRegion(const UByteArray & pdr, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parseGenericRegion(const UINT8 subtype, const UByteArray & region, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index);
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USTATUS parsePadFileBody(const UModelIndex & index);
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USTATUS parseVolumeNonUefiData(const UByteArray & data, const UINT32 localOffset, const UModelIndex & index);
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USTATUS parseSections(const UByteArray & sections, const UModelIndex & index, const bool insertIntoTree);
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USTATUS parseCommonSectionHeader(const UByteArray & section, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index, const bool insertIntoTree);
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USTATUS parseCompressedSectionHeader(const UByteArray & section, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index, const bool insertIntoTree);
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USTATUS parseGuidedSectionHeader(const UByteArray & section, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index, const bool insertIntoTree);
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USTATUS parseFreeformGuidedSectionHeader(const UByteArray & section, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index, const bool insertIntoTree);
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USTATUS parseVersionSectionHeader(const UByteArray & section, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index, const bool insertIntoTree);
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USTATUS parsePostcodeSectionHeader(const UByteArray & section, const UINT32 localOffset, const UModelIndex & parent, UModelIndex & index, const bool insertIntoTree);
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USTATUS parseCompressedSectionBody(const UModelIndex & index);
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USTATUS parseGuidedSectionBody(const UModelIndex & index);
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USTATUS parseVersionSectionBody(const UModelIndex & index);
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USTATUS parseDepexSectionBody(const UModelIndex & index);
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USTATUS parseUiSectionBody(const UModelIndex & index);
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USTATUS parseRawSectionBody(const UModelIndex & index);
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USTATUS parsePeImageSectionBody(const UModelIndex & index);
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USTATUS parseTeImageSectionBody(const UModelIndex & index);
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USTATUS parseAprioriRawSection(const UByteArray & body, UString & parsed);
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USTATUS findNextVolume(const UModelIndex & index, const UByteArray & bios, const UINT32 globalOffset, const UINT32 volumeOffset, UINT32 & nextVolumeOffset);
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USTATUS getVolumeSize(const UByteArray & bios, const UINT32 volumeOffset, UINT32 & volumeSize, UINT32 & bmVolumeSize);
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UINT32 getFileSize(const UByteArray & volume, const UINT32 fileOffset, const UINT8 ffsVersion);
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UINT32 getSectionSize(const UByteArray & file, const UINT32 sectionOffset, const UINT8 ffsVersion);
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// Second pass
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USTATUS performSecondPass(const UModelIndex & index);
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USTATUS addOffsetsRecursive(const UModelIndex & index);
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USTATUS addMemoryAddressesRecursive(const UModelIndex & index);
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USTATUS addFixedAndCompressedRecursive(const UModelIndex & index);
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USTATUS checkProtectedRanges(const UModelIndex & index);
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USTATUS markProtectedRangeRecursive(const UModelIndex & index, const BG_PROTECTED_RANGE & range);
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USTATUS parseFit(const UModelIndex & index);
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USTATUS parseVendorHashFile(const UByteArray & fileGuid, const UModelIndex & index);
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#ifdef U_ENABLE_FIT_PARSING_SUPPORT
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USTATUS findFitRecursive(const UModelIndex & index, UModelIndex & found, UINT32 & fitOffset);
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// FIT entries
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USTATUS parseIntelMicrocode(const UByteArray & microcode, const UINT32 localOffset, const UModelIndex & parent, UString & info, UINT32 &realSize);
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USTATUS parseIntelAcm(const UByteArray & acm, const UINT32 localOffset, const UModelIndex & parent, UString & info, UINT32 &realSize);
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USTATUS parseIntelBootGuardKeyManifest(const UByteArray & keyManifest, const UINT32 localOffset, const UModelIndex & parent, UString & info, UINT32 &realSize);
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USTATUS parseIntelBootGuardBootPolicy(const UByteArray & bootPolicy, const UINT32 localOffset, const UModelIndex & parent, UString & info, UINT32 &realSize);
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USTATUS findNextElement(const UByteArray & bootPolicy, const UINT32 elementOffset, UINT32 & nextElementOffset, UINT32 & nextElementSize);
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#endif
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#ifdef U_ENABLE_NVRAM_PARSING_SUPPORT
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friend class NvramParser; // Make FFS parsing routines accessible to NvramParser
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#endif
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};
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#endif // FFSPARSER_H
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