cabfile

package

v8.2.0 Latest Latest Go to latest Published: Jan 17, 2025 License: Apache-2.0 Imports: 8 Imported by: 2

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Repository

github.com/sassoftware/relic

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Documentation ¶

Index ¶

Constants
type Cabinet
- func Parse(r io.Reader) (*Cabinet, error)
type CabinetDigest
- func Digest(r io.Reader, hashFunc crypto.Hash) (*CabinetDigest, error)
- func (d *CabinetDigest) MakePatch(pkcs []byte) *binpatch.PatchSet
type CabinetFlag
type FolderHeader
type Header
type ReserveHeader
type SignatureHeader
- func (sh *SignatureHeader) Size() uint32

Constants ¶

View Source

const Magic = 0x4643534d // MSCF

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Cabinet ¶

type Cabinet struct {
	Header          Header
	ReserveHeader   ReserveHeader
	ReserveData     []byte
	SignatureHeader *SignatureHeader
	Signature       []byte
}

func Parse ¶

func Parse(r io.Reader) (*Cabinet, error)

Parse the cabinet file header and return it

type CabinetDigest ¶

type CabinetDigest struct {
	Cabinet  *Cabinet
	Imprint  []byte
	HashFunc crypto.Hash
	Patched  []byte
}

func Digest ¶

func Digest(r io.Reader, hashFunc crypto.Hash) (*CabinetDigest, error)

Calculate the digest (imprint) of a CAB file for signing purposes

func (*CabinetDigest) MakePatch ¶

func (d *CabinetDigest) MakePatch(pkcs []byte) *binpatch.PatchSet

Create a patchset that will apply the given signature blob to a previously digested cabinet file, replacing any existing signature

type CabinetFlag ¶

type CabinetFlag uint16

const (
	FlagPrevCabinet CabinetFlag = 1 << iota
	FlagNextCabinet
	FlagReservePresent
)

type FolderHeader ¶

type FolderHeader struct {
	Offset      uint32
	NumData     uint16
	Compression uint16
}

type Header ¶

type Header struct {
	Magic       uint32
	Reserved1   uint32
	TotalSize   uint32
	Reserved2   uint32
	OffsetFiles uint32
	Reserved3   uint32
	Version     uint16
	NumFolders  uint16
	NumFiles    uint16
	Flags       CabinetFlag
	SetID       uint16
	CabNumber   uint16
}

type ReserveHeader ¶

type ReserveHeader struct {
	HeaderSize uint16
	FolderSize uint8
	DataSize   uint8
}

type SignatureHeader ¶

type SignatureHeader struct {
	Unknown1           uint32
	CabinetSize        uint32
	SignatureSize      uint32
	Unknown2, Unknown3 uint32
}

func (*SignatureHeader) Size ¶

func (sh *SignatureHeader) Size() uint32

Source Files ¶

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