gost34112012256

Documentation

Index

• Constants
• Variables
• func KDF(h func() hash.Hash, key, label, seed []byte) (r []byte)
• func New() hash.Hash
• type ESPTree
  • func NewESPTree(keyRoot []byte) *ESPTree
  • func (t *ESPTree) Derive(is []byte) []byte
  • func (t *ESPTree) DeriveCached(is []byte) ([]byte, bool)
• type TLSTree
  • func NewTLSTree(params TLSTreeParams, keyRoot []byte) *TLSTree
  • func (t *TLSTree) Derive(seqNum uint64) []byte
  • func (t *TLSTree) DeriveCached(seqNum uint64) ([]byte, bool)
• type TLSTreeParams

Constants

const (
	Size      = 32
	BlockSize = gost34112012.BlockSize
)

Variables

var (
	TLSMagmaCTROMAC = TLSTreeParams{
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xC0, 0x00, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFE, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF0, 0x00}),
	}

	TLSKuznyechikCTROMAC = TLSTreeParams{
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF8, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xC0}),
	}

	TLSKuznyechikMGML = TLSTreeParams{
		binary.BigEndian.Uint64([]byte{0xF8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xF0, 0x00, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xE0, 0x00}),
	}

	TLSMagmaMGML = TLSTreeParams{
		binary.BigEndian.Uint64([]byte{0xFF, 0xE0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xC0, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x80}),
	}

	TLSKuznyechikMGMS = TLSTreeParams{
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xE0, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF8}),
	}

	TLSMagmaMGMS = TLSTreeParams{
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFC, 0x00, 0x00, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xE0, 0x00}),
		binary.BigEndian.Uint64([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}),
	}
)

Functions

func KDF

func KDF(h func() hash.Hash, key, label, seed []byte) (r []byte)

func New

func New() hash.Hash

Types

type ESPTree

type ESPTree struct {
	// contains filtered or unexported fields
}

func NewESPTree

func NewESPTree(keyRoot []byte) *ESPTree

func (*ESPTree) Derive

func (t *ESPTree) Derive(is []byte) []byte

func (*ESPTree) DeriveCached

func (t *ESPTree) DeriveCached(is []byte) ([]byte, bool)

type TLSTree

type TLSTree struct {
	// contains filtered or unexported fields
}

func NewTLSTree

func NewTLSTree(params TLSTreeParams, keyRoot []byte) *TLSTree

func (*TLSTree) Derive

func (t *TLSTree) Derive(seqNum uint64) []byte

func (*TLSTree) DeriveCached

func (t *TLSTree) DeriveCached(seqNum uint64) ([]byte, bool)

type TLSTreeParams

type TLSTreeParams [3]uint64