abdecrypt

package module

v0.0.0-...-6bc60d0 Latest Latest Go to latest Published: Jun 15, 2018 License: MIT Imports: 16 Imported by: 0

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Repository

github.com/nogoegst/abdecrypt

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
func Decompress(r io.Reader, abheader *AndroidBackupHeader) (io.Reader, error)
func Decrypt(r io.Reader, mk *MasterKey) (io.Reader, error)
func NewReader(r io.Reader, passphrase string) (io.Reader, error)
type AndroidBackupHeader
- func ReadHeader(r io.Reader) (*AndroidBackupHeader, io.Reader, error)
type MasterKey
- func DeriveMasterKey(ab *AndroidBackupHeader, passphrase string) (*MasterKey, error)

Constants ¶

View Source

const (
	Magic string = "ANDROID BACKUP"
)

Variables ¶

This section is empty.

Functions ¶

func Decompress ¶

func Decompress(r io.Reader, abheader *AndroidBackupHeader) (io.Reader, error)

Decompress decompresses payload r of an Android backup consulting abheader.

func Decrypt ¶

func Decrypt(r io.Reader, mk *MasterKey) (io.Reader, error)

Decrypt decrypts payload of an Android backup using master key mk.

func NewReader ¶

func NewReader(r io.Reader, passphrase string) (io.Reader, error)

NewReader creates an extractor that decrypts and decompresses Android backup using the passphrase.

Types ¶

type AndroidBackupHeader ¶

type AndroidBackupHeader struct {
	Version       int
	Compressed    bool
	UserSalt      []byte
	ChecksumSalt  []byte
	Rounds        int
	UserIV        []byte
	MasterKeyBlob []byte
}

AndroidBackupHeader represents Android backup header.

func ReadHeader ¶

func ReadHeader(r io.Reader) (*AndroidBackupHeader, io.Reader, error)

ReadHeader reads Android backup header from reader r. Note that ReadHeader returns a reader with remaining data to be used to get backup payload. Original reader will be advanced by ReadHeader.

type MasterKey ¶

type MasterKey struct {
	Version int
	IV      []byte
	Key     []byte
}

MasterKey represents master key and its parameters.

func DeriveMasterKey ¶

func DeriveMasterKey(ab *AndroidBackupHeader, passphrase string) (*MasterKey, error)

DeriveMasterKey derives master key data from backup header and passphrase.

Source Files ¶

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Directories ¶

Path	Synopsis
cmd
abdecrypt

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