gost34112012256

package

v0.0.1 Latest Latest Go to latest Published: Feb 25, 2022 License: GPL-3.0 Imports: 5 Imported by: 0

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Repository

github.com/nobuenhombre/go-crypto-gost

Links

Open Source Insights

Documentation ¶

Overview ¶

GOST R 34.11-2012 256-bit hash function. RFC 6986.

Index ¶

Constants
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 KDF
- func NewKDF(key []byte) *KDF
- func (kdf *KDF) Derive(dst, label, seed []byte) (r []byte)
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 ¶

View Source

const (
	BlockSize = gost34112012.BlockSize
	Size      = 32
)

Variables ¶

This section is empty.

Functions ¶

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 KDF ¶

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

func NewKDF ¶

func NewKDF(key []byte) *KDF

func (*KDF) Derive ¶

func (kdf *KDF) Derive(dst, label, seed []byte) (r []byte)

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

var (
	TLSGOSTR341112256WithMagmaCTROMAC TLSTreeParams = 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}),
	}
	TLSGOSTR341112256WithKuznyechikCTROMAC TLSTreeParams = 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}),
	}
	TLSGOSTR341112256WithKuznyechikMGML TLSTreeParams = 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}),
	}
	TLSGOSTR341112256WithMagmaMGML TLSTreeParams = 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}),
	}
	TLSGOSTR341112256WithKuznyechikMGMS TLSTreeParams = 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}),
	}
	TLSGOSTR341112256WithMagmaMGMS TLSTreeParams = 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}),
	}
)

Source Files ¶

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