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Swap out hashlib.ripemd160 for own implementation

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This commit is contained in:
Pieter Wuille 2021-12-08 14:17:08 -05:00
parent ad3e9e1f21
commit 5b559dc7ec
1 changed files with 3 additions and 2 deletions
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5
test/functional/test_framework/script.py
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@ -8,7 +8,6 @@ This file is modified from python-bitcoinlib.
""" """
from collections import namedtuple from collections import namedtuple
import hashlib
import struct import struct
import unittest import unittest
from typing import List, Dict from typing import List, Dict
@ -25,6 +24,8 @@ from .messages import (
uint256_from_str, uint256_from_str,
) )
from .ripemd160 import ripemd160
MAX_SCRIPT_ELEMENT_SIZE = 520 MAX_SCRIPT_ELEMENT_SIZE = 520
LOCKTIME_THRESHOLD = 500000000 LOCKTIME_THRESHOLD = 500000000
ANNEX_TAG = 0x50 ANNEX_TAG = 0x50
@ -32,7 +33,7 @@ ANNEX_TAG = 0x50
LEAF_VERSION_TAPSCRIPT = 0xc0 LEAF_VERSION_TAPSCRIPT = 0xc0
def hash160(s): def hash160(s):
return hashlib.new('ripemd160', sha256(s)).digest() return ripemd160(sha256(s))
def bn2vch(v): def bn2vch(v):
"""Convert number to bitcoin-specific little endian format.""" """Convert number to bitcoin-specific little endian format."""