basicswap_miserver/basicswap/util/crypto.py

# -*- coding: utf-8 -*-

# Copyright (c) 2022-2024 tecnovert
# Distributed under the MIT software license, see the accompanying
# file LICENSE or http://www.opensource.org/licenses/mit-license.php.

from basicswap.contrib.blake256.blake256 import blake_hash

from Crypto.Hash import HMAC, RIPEMD160, SHA256, SHA512  # pycryptodome


def sha256(data: bytes) -> bytes:
    h = SHA256.new()
    h.update(data)
    return h.digest()


def sha512(data: bytes) -> bytes:
    h = SHA512.new()
    h.update(data)
    return h.digest()


def ripemd160(data: bytes) -> bytes:
    h = RIPEMD160.new()
    h.update(data)
    return h.digest()


def blake256(data: bytes) -> bytes:
    return blake_hash(data)


def hash160(data: bytes) -> bytes:
    return ripemd160(sha256(data))


def hmac_sha512(secret: bytes, data: bytes) -> bytes:
    h = HMAC.new(secret, digestmod=SHA512)
    h.update(data)
    return h.digest()