parser

package
v0.0.0-...-31f4ccc Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Jun 18, 2024 License: Apache-2.0 Imports: 14 Imported by: 1

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Index

Constants

View Source 
const (
	FREESECT    = 0xFFFFFFFF
	ENDOFCHAIN  = 0xFFFFFFFE
	MAX_SECTORS = 1024
)

Variables

This section is empty.

Functions

func Debug 

func Debug(arg interface{})

func DlvBreak 

func DlvBreak()

func Dump 

func Dump(in interface{}) string

func GetComponents 

func GetComponents(path string) []string

func ParseArray_uint32 

func ParseArray_uint32(profile *OLEProfile, reader io.ReaderAt, offset int64, count int) []uint32

func ParseString 

func ParseString(reader io.ReaderAt, offset int64, length int64) string

func ParseTerminatedString 

func ParseTerminatedString(reader io.ReaderAt, offset int64) string

func ParseTerminatedUTF16String 

func ParseTerminatedUTF16String(reader io.ReaderAt, offset int64) string

func ParseUTF16String 

func ParseUTF16String(reader io.ReaderAt, offset int64, length int64) string

func ParseUint8 

func ParseUint8(reader io.ReaderAt, offset int64) byte

func ParseUint16 

func ParseUint16(reader io.ReaderAt, offset int64) uint16

func ParseUint32 

func ParseUint32(reader io.ReaderAt, offset int64) uint32

func ParseUint64 

func ParseUint64(reader io.ReaderAt, offset int64) uint64

func UTF16BytesToUTF8 

func UTF16BytesToUTF8(b []byte, o binary.ByteOrder) string

Types

type CFHeader 

type CFHeader struct {
	Reader  io.ReaderAt
	Offset  int64
	Profile *OLEProfile
}

func (*CFHeader) CLSID 

func (self *CFHeader) CLSID() string

func (*CFHeader) DIFATSectorLoc 

func (self *CFHeader) DIFATSectorLoc() uint32

func (*CFHeader) DebugString 

func (self *CFHeader) DebugString() string

func (*CFHeader) DirectorySectorLoc 

func (self *CFHeader) DirectorySectorLoc() uint32

func (*CFHeader) InitialDIFATs 

func (self *CFHeader) InitialDIFATs() []uint32

func (*CFHeader) MajorVersion 

func (self *CFHeader) MajorVersion() uint16

func (*CFHeader) MiniFATSectorLoc 

func (self *CFHeader) MiniFATSectorLoc() uint32

func (*CFHeader) MiniSectorCutoff 

func (self *CFHeader) MiniSectorCutoff() uint32

func (*CFHeader) MiniSectorShift 

func (self *CFHeader) MiniSectorShift() uint16

func (*CFHeader) MinorVersion 

func (self *CFHeader) MinorVersion() uint16

func (*CFHeader) NumDIFATSectors 

func (self *CFHeader) NumDIFATSectors() uint32

func (*CFHeader) NumDirectorySectors 

func (self *CFHeader) NumDirectorySectors() uint32

func (*CFHeader) NumFATSectors 

func (self *CFHeader) NumFATSectors() uint32

func (*CFHeader) NumMiniFATSectors 

func (self *CFHeader) NumMiniFATSectors() uint32

func (*CFHeader) SectorSize 

func (self *CFHeader) SectorSize() uint16

func (*CFHeader) Signature 

func (self *CFHeader) Signature() uint64

func (*CFHeader) Size 

func (self *CFHeader) Size() int

type DirectoryEntry 

type DirectoryEntry struct {
	Name        string    `json:"Name"`
	Id          int64     `json:"Id"`
	Size        uint64    `json:"Size"`
	Mtime       time.Time `json:"Mtime"`
	Ctime       time.Time `json:"Ctime"`
	Attribute   string    `json:"Attribute"`
	IsDir       bool      `json:"IsDir"`
	FirstSector uint32    `json:"FirstSector"`
}

type DirectoryHeader 

type DirectoryHeader struct {
	Reader  io.ReaderAt
	Offset  int64
	Profile *OLEProfile
}

func (*DirectoryHeader) ClsId 

func (self *DirectoryHeader) ClsId() string

func (*DirectoryHeader) CreateTime 

func (self *DirectoryHeader) CreateTime() uint64

func (*DirectoryHeader) DebugString 

func (self *DirectoryHeader) DebugString() string

func (*DirectoryHeader) Flags 

func (self *DirectoryHeader) Flags() byte

func (*DirectoryHeader) ModifyTime 

func (self *DirectoryHeader) ModifyTime() uint64

func (*DirectoryHeader) Name 

func (self *DirectoryHeader) Name() string

func (*DirectoryHeader) NameLength 

func (self *DirectoryHeader) NameLength() uint16

func (*DirectoryHeader) SectorStart 

func (self *DirectoryHeader) SectorStart() uint32

func (*DirectoryHeader) SidChild 

func (self *DirectoryHeader) SidChild() uint32

func (*DirectoryHeader) SidLeftSib 

func (self *DirectoryHeader) SidLeftSib() uint32

func (*DirectoryHeader) SidRightSib 

func (self *DirectoryHeader) SidRightSib() uint32

func (*DirectoryHeader) Size 

func (self *DirectoryHeader) Size() int

func (*DirectoryHeader) StreamSize 

func (self *DirectoryHeader) StreamSize() uint64

func (*DirectoryHeader) Type 

func (self *DirectoryHeader) Type() *Enumeration

func (*DirectoryHeader) TypeInt 

func (self *DirectoryHeader) TypeInt() byte

func (*DirectoryHeader) UserFlags 

func (self *DirectoryHeader) UserFlags() uint32

type DirectoryHeader_ 

type DirectoryHeader_ struct {
	AB          [32]uint16
	CB          uint16
	Mse         byte
	Flags       byte
	SidLeftSib  uint32
	SidRightSib uint32
	SidChild    uint32
	ClsId       [16]byte
	UserFlags   uint32
	CreateTime  uint64
	ModifyTime  uint64
	SectStart   uint32
	Size        uint32
	PropType    uint16
}

type Enumeration 

type Enumeration struct {
	Value uint64
	Name  string
}

func (Enumeration) DebugString 

func (self Enumeration) DebugString() string

type OLEContext 

type OLEContext struct {
	Reader  io.ReaderAt
	Profile *OLEProfile
	Header  *CFHeader

	SectorSize       uint32
	MiniSectorCutoff uint64
	MiniSectorSize   int64

	FatSectors []uint32

	Fat         []uint32
	MiniFat     []uint32
	Directories []DirectoryEntry

	Ministream io.ReaderAt
}

func GetOLEContext 

func GetOLEContext(reader io.ReaderAt) (*OLEContext, error)

func (*OLEContext) DebugString 

func (self *OLEContext) DebugString() string

func (*OLEContext) GetDirentry 

func (self *OLEContext) GetDirentry(idx uint64) (*DirectoryEntry, error)

func (*OLEContext) ListDirectory 

func (self *OLEContext) ListDirectory(path string) ([]DirectoryEntry, error)

For now treat all directories as present at the top level.

func (*OLEContext) ListDirectoryComponents 

func (self *OLEContext) ListDirectoryComponents(
	components []string) ([]DirectoryEntry, error)

func (*OLEContext) Open 

func (self *OLEContext) Open(name string) (io.ReaderAt, *DirectoryEntry, error)

func (*OLEContext) OpenDirectoryStream 

func (self *OLEContext) OpenDirectoryStream(idx uint64) (io.ReaderAt, int64, error)

Opens a DirectoryEntry stream based on its index. Automatically reads from the minifat if needed.

func (*OLEContext) OpenStream 

func (self *OLEContext) OpenStream(sector uint32) (*StreamReader, error)

Opens a stream using the fat from the first sector.

func (*OLEContext) ReadSector 

func (self *OLEContext) ReadSector(sector uint32) ([]byte, error)

func (*OLEContext) Stat 

func (self *OLEContext) Stat(name string) (*DirectoryEntry, error)

type OLEProfile 

type OLEProfile struct {
	Off_CFHeader_Signature           int64
	Off_CFHeader_CLSID               int64
	Off_CFHeader_MinorVersion        int64
	Off_CFHeader_MajorVersion        int64
	Off_CFHeader_SectorSize          int64
	Off_CFHeader_MiniSectorShift     int64
	Off_CFHeader_NumDirectorySectors int64
	Off_CFHeader_NumFATSectors       int64
	Off_CFHeader_DirectorySectorLoc  int64
	Off_CFHeader_MiniSectorCutoff    int64
	Off_CFHeader_MiniFATSectorLoc    int64
	Off_CFHeader_NumMiniFATSectors   int64
	Off_CFHeader_DIFATSectorLoc      int64
	Off_CFHeader_NumDIFATSectors     int64
	Off_CFHeader_InitialDIFATs       int64
	Off_DirectoryHeader_Name         int64
	Off_DirectoryHeader_NameLength   int64
	Off_DirectoryHeader_TypeInt      int64
	Off_DirectoryHeader_Type         int64
	Off_DirectoryHeader_Flags        int64
	Off_DirectoryHeader_SidLeftSib   int64
	Off_DirectoryHeader_SidRightSib  int64
	Off_DirectoryHeader_SidChild     int64
	Off_DirectoryHeader_ClsId        int64
	Off_DirectoryHeader_UserFlags    int64
	Off_DirectoryHeader_CreateTime   int64
	Off_DirectoryHeader_ModifyTime   int64
	Off_DirectoryHeader_SectorStart  int64
	Off_DirectoryHeader_StreamSize   int64
}

func NewOLEProfile 

func NewOLEProfile() *OLEProfile

func (*OLEProfile) CFHeader 

func (self *OLEProfile) CFHeader(reader io.ReaderAt, offset int64) *CFHeader

func (*OLEProfile) DirectoryHeader 

func (self *OLEProfile) DirectoryHeader(reader io.ReaderAt, offset int64) *DirectoryHeader

type ReadAdapter 

type ReadAdapter struct {
	io.ReaderAt
	// contains filtered or unexported fields
}

func NewReadAdapter 

func NewReadAdapter(reader io.ReaderAt) *ReadAdapter

func (*ReadAdapter) Read 

func (self *ReadAdapter) Read(buf []byte) (int, error)

func (*ReadAdapter) Seek 

func (self *ReadAdapter) Seek(offset int64, whence int) (int64, error)

type StreamReader 

type StreamReader struct {
	Reader       io.ReaderAt
	Size         int64
	ReaderOffset int64

	Sectors    []uint32
	SectorSize int64
}

func (*StreamReader) ReadAt 

func (self *StreamReader) ReadAt(buff []byte, off int64) (int, error)

Source Files

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