bip32_slip10_mst_key_generator

Module for BIP32 SLIP-0010 master key generation. Reference: https://github.com/satoshilabs/slips/blob/master/slip-0010.md

class Bip32Slip10MstKeyGeneratorConst

Bases: object

Class container for BIP32 SLIP-0010 master key generator constants.

SEED_MIN_BYTE_LEN: int = 16
HMAC_KEY_ED25519_BYTES: bytes = b'ed25519 seed'
HMAC_KEY_NIST256P1_BYTES: bytes = b'Nist256p1 seed'
HMAC_KEY_SECP256K1_BYTES: bytes = b'Bitcoin seed'
class Bip32Slip10Ed2519MstKeyGenerator

Bases: IBip32MstKeyGenerator

BIP32 SLIP-0010 ed25519 master key generator class. It allows master keys generation in according to BIP32 SLIP-0010 for ed25519 curve.

classmethod GenerateFromSeed(seed_bytes: bytes) → Tuple[bytes, bytes]

Generate a master key from the specified seed.

Parameters:

seed_bytes (bytes) – Seed bytes

Returns:

Private key bytes (index 0) and chain code bytes (index 1)

Return type:

tuple[bytes, bytes]

Raises:

  • Bip32KeyError – If the seed is not suitable for master key generation

  • ValueError – If seed length is not valid

class Bip32Slip10Nist256p1MstKeyGenerator

Bases: IBip32MstKeyGenerator

BIP32 SLIP-0010 nist256p1 master key generator class. It allows master keys generation in according to BIP32 SLIP-0010 for nist256p1 curve.

classmethod GenerateFromSeed(seed_bytes: bytes) → Tuple[bytes, bytes]

Generate a master key from the specified seed.

Parameters:

seed_bytes (bytes) – Seed bytes

Returns:

Private key bytes (index 0) and chain code bytes (index 1)

Return type:

tuple[bytes, bytes]

Raises:

  • Bip32KeyError – If the seed is not suitable for master key generation

  • ValueError – If seed length is not valid

class Bip32Slip10Secp256k1MstKeyGenerator

Bases: IBip32MstKeyGenerator

BIP32 SLIP-0010 secp256k1 master key generator class. It allows master keys generation in according to BIP32 SLIP-0010 for secp256k1 curve.

classmethod GenerateFromSeed(seed_bytes: bytes) → Tuple[bytes, bytes]

Generate a master key from the specified seed.

Parameters:

seed_bytes (bytes) – Seed bytes

Returns:

Private key bytes (index 0) and chain code bytes (index 1)

Return type:

tuple[bytes, bytes]

Raises:

  • Bip32KeyError – If the seed is not suitable for master key generation

  • ValueError – If seed length is not valid