def getScryptPoW(hexData):
"""
Actual scrypt pow calculation
"""
data = bytes.fromhex(hexData)
return reverseHex(litecoin_scrypt.getPoWHash(data).hex())
def calc_sha256(self):
if self.sha256 is None:
r = b""
r += struct.pack("<i", self.nVersion)
r += ser_uint256(self.hashPrevBlock)
r += ser_uint256(self.hashMerkleRoot)
r += struct.pack("<I", self.nTime)
r += struct.pack("<I", self.nBits)
r += struct.pack("<I", self.nNonce)
self.sha256 = uint256_from_str(hash256(r))
self.hash = encode(hash256(r)[::-1], 'hex_codec').decode('ascii')
self.scrypt256 = uint256_from_str(litecoin_scrypt.getPoWHash(r))
def calc_sha256(self):
if self.sha256 is None:
r = b""
r += struct.pack("<i", self.nVersion)
r += ser_uint256(self.hashPrevBlock)
r += ser_uint256(self.hashMerkleRoot)
r += struct.pack("<I", self.nTime)
r += struct.pack("<I", self.nBits)
r += struct.pack("<I", self.nNonce)
self.sha256 = uint256_from_str(hash256(r))
self.hash = encode(hash256(r)[::-1], 'hex_codec').decode('ascii')
self.scrypt256 = uint256_from_str(litecoin_scrypt.getPoWHash(r))
def PoWHash(x):
return litecoin_scrypt.getPoWHash(to_bytes(x))
