def mk_contract_address(sender, nonce, full_shard_key):
if full_shard_key is not None:
to_encode = [utils.normalize_address(sender), full_shard_key, nonce]
else:
# only happens for backward-compatible EVM tests
to_encode = [utils.normalize_address(sender), nonce]
return utils.sha3(rlp.encode(to_encode))[12:]
def del_account(self, address):
self.set_balance(address, 0)
self.set_nonce(address, 0)
self.set_code(address, b'')
self.reset_storage(address)
self.set_and_journal(
self.get_and_cache_account(utils.normalize_address(address)),
'deleted', True)
self.set_and_journal(
self.get_and_cache_account(utils.normalize_address(address)),
'touched', False)
def del_account(self, address):
self.set_balance(address, 0)
self.set_nonce(address, 0)
self.set_code(address, b"")
self.reset_storage(address)
self.set_and_journal(
self.get_and_cache_account(utils.normalize_address(address)),
"deleted",
True,
)
self.set_and_journal(
self.get_and_cache_account(utils.normalize_address(address)),
"touched",
False,
)
def __init__(self, nonce, gasprice, startgas, to, value, data,
v=0, r=0, s=0, from_full_shard_id=0, to_full_shard_id=0, network_id=1, version=0):
self.data = None
self.shard_size = 0
to = utils.normalize_address(to, allow_blank=True)
super(
Transaction,
self).__init__(
nonce,
gasprice,
startgas,
to,
value,
data,
from_full_shard_id,
to_full_shard_id,
network_id,
version,
v,
r,
s)
if self.gasprice >= TT256 or self.startgas >= TT256 or \
self.value >= TT256 or self.nonce >= TT256:
raise InvalidTransaction("Values way too high!")
def set_token_balance(self, address, token_id, val):
acct = self.get_and_cache_account(utils.normalize_address(address))
if val == self.get_balance(address, token_id=token_id):
self.set_and_journal(acct, "touched", True)
return
self._set_token_balance_and_journal(acct, token_id, val)
self.set_and_journal(acct, "touched", True)
def set_balances(self, address, token_balances: dict):
acct = self.get_and_cache_account(utils.normalize_address(address))
if self.get_balances(address) == token_balances:
self.set_and_journal(acct, "touched", True)
return
self.set_and_journal(acct.token_balances, "balances", token_balances)
self.set_and_journal(acct, "touched", True)
def delta_balance(self, address, value, token_id):
address = utils.normalize_address(address)
acct = self.get_and_cache_account(address)
acct.multibalance[token_id] = acct.multibalance[token_id] + value
newbal = acct.multibalance
#self.set_and_journal(acct, 'balance', newbal)
self.set_and_journal(acct, 'multibalance', newbal)
self.set_and_journal(acct, 'touched', True)
def delta_token_balance(self, address, token_id, value):
address = utils.normalize_address(address)
acct = self.get_and_cache_account(address)
if value == 0:
self.set_and_journal(acct, "touched", True)
return
newbal = acct.token_balances.balance(token_id) + value
self._set_token_balance_and_journal(acct, token_id, newbal)
self.set_and_journal(acct, "touched", True)
def account_exists(self, address):
if self.is_SPURIOUS_DRAGON():
o = not self.get_and_cache_account(
utils.normalize_address(address)).is_blank()
else:
a = self.get_and_cache_account(address)
if a.deleted and not a.touched:
return False
if a.touched:
return True
else:
return a.existent_at_start
return o
def __init__(
self,
nonce,
gasprice,
startgas,
to,
value,
data,
gas_token_id,
transfer_token_id,
v=0,
r=0,
s=0,
from_full_shard_key=0,
to_full_shard_key=0,
network_id=1,
version=0,
is_testing=False,
):
self.quark_chain_config = None
self.is_testing = is_testing
to = utils.normalize_address(to, allow_blank=True)
super(Transaction, self).__init__(
nonce,
gasprice,
startgas,
to,
value,
data,
network_id,
from_full_shard_key,
to_full_shard_key,
gas_token_id,
transfer_token_id,
version,
v,
r,
s,
)
if (self.gasprice >= TT256 or self.startgas >= TT256
or self.value >= TT256 or self.nonce >= TT256
or self.version >= TT256 or self.gas_token_id > TOKEN_ID_MAX
or self.transfer_token_id > TOKEN_ID_MAX
or self.from_full_shard_key > SHARD_KEY_MAX
or self.to_full_shard_key > SHARD_KEY_MAX):
raise InvalidTransaction("Values way too high!")
def __init__(
self,
nonce,
gasprice,
startgas,
to,
value,
data,
v=0,
r=0,
s=0,
from_full_shard_key=0,
to_full_shard_key=0,
network_id=1,
version=0,
):
self.quark_chain_config = None
to = utils.normalize_address(to, allow_blank=True)
super(Transaction, self).__init__(
nonce,
gasprice,
startgas,
to,
value,
data,
from_full_shard_key,
to_full_shard_key,
network_id,
version,
v,
r,
s,
)
if (
self.gasprice >= TT256
or self.startgas >= TT256
or self.value >= TT256
or self.nonce >= TT256
):
raise InvalidTransaction("Values way too high!")
def delta_balance(self, address, value):
address = utils.normalize_address(address)
acct = self.get_and_cache_account(address)
newbal = acct.balance + value
self.set_and_journal(acct, "balance", newbal)
self.set_and_journal(acct, "touched", True)
def set_nonce(self, address, value):
acct = self.get_and_cache_account(utils.normalize_address(address))
self.set_and_journal(acct, "nonce", value)
self.set_and_journal(acct, "touched", True)
def set_code(self, address, value):
# assert is_string(value)
acct = self.get_and_cache_account(utils.normalize_address(address))
self.set_and_journal(acct, "code", value)
self.set_and_journal(acct, "touched", True)
def get_full_shard_id(self, address):
return self.get_and_cache_account(
utils.normalize_address(address)).full_shard_id
def get_nonce(self, address):
return self.get_and_cache_account(
utils.normalize_address(address)).nonce
def reset_balances(self, address):
acct = self.get_and_cache_account(utils.normalize_address(address))
acct.token_balances.reset(self.journal)
def set_storage_data(self, address, key, value):
acct = self.get_and_cache_account(utils.normalize_address(address))
preval = acct.get_storage_data(key)
acct.set_storage_data(key, value)
self.journal.append(lambda: acct.set_storage_data(key, preval))
self.set_and_journal(acct, "touched", True)
def set_balance(self, address, value):
acct = self.get_and_cache_account(utils.normalize_address(address))
self.set_and_journal(acct, 'balance', value)
self.set_and_journal(acct, 'touched', True)
def set_balance(self, address, value, token_id):
acct = self.get_and_cache_account(utils.normalize_address(address))
acct.multibalance[token_id] = acct.multibalance[token_id] + value
self.set_and_journal(acct, 'multibalance', acct.multibalance)
self.set_and_journal(acct, 'touched', True)
def account_to_dict(self, address):
return self.get_and_cache_account(
utils.normalize_address(address)).to_dict()
def account_exists(self, address):
o = not self.get_and_cache_account(utils.normalize_address(address)).is_blank()
return o
def get_balances(self, address) -> dict:
return self.get_and_cache_account(
utils.normalize_address(address)
).token_balances.to_dict()
def increment_nonce(self, address):
address = utils.normalize_address(address)
acct = self.get_and_cache_account(address)
newnonce = acct.nonce + 1
self.set_and_journal(acct, "nonce", newnonce)
self.set_and_journal(acct, "touched", True)
def get_storage_data(self, address, key):
return self.get_and_cache_account(
utils.normalize_address(address)).get_storage_data(key)
def mk_contract_address2(sender, salt: bytes, init_code_hash: bytes):
return utils.sha3(b"\xff" + utils.normalize_address(sender) + salt +
init_code_hash)[12:]
def mk_contract_address(sender, full_shard_key, nonce):
return utils.sha3(
rlp.encode([utils.normalize_address(sender), full_shard_key,
nonce]))[12:]
def get_balance(self, address, token_id=None):
if token_id is None:
token_id = self.shard_config.default_chain_token
return self.get_and_cache_account(
utils.normalize_address(address)
).token_balances.balance(token_id)
# Metropolis fork
METROPOLIS_FORK_BLKNUM=4370000,
METROPOLIS_ENTRY_POINT=2**160 - 1,
METROPOLIS_STATEROOT_STORE=0x10,
METROPOLIS_BLOCKHASH_STORE=0x20,
METROPOLIS_WRAPAROUND=65536,
METROPOLIS_GETTER_CODE=decode_hex('6000355460205260206020f3'),
METROPOLIS_DIFF_ADJUSTMENT_CUTOFF=9,
# Constantinople fork
CONSTANTINOPLE_FORK_BLKNUM=2**100,
# DAO fork
DAO_FORK_BLKNUM=1920000,
DAO_FORK_BLKHASH=decode_hex(
'4985f5ca3d2afbec36529aa96f74de3cc10a2a4a6c44f2157a57d2c6059a11bb'),
DAO_FORK_BLKEXTRA=decode_hex('64616f2d686172642d666f726b'),
DAO_WITHDRAWER=utils.normalize_address(
'0xbf4ed7b27f1d666546e30d74d50d173d20bca754'),
# Anti-DoS fork
ANTI_DOS_FORK_BLKNUM=2463000,
SPURIOUS_DRAGON_FORK_BLKNUM=2675000,
CONTRACT_CODE_SIZE_LIMIT=0x6000,
# Default consensus strategy: ethash, poa, casper, pbft
CONSENSUS_STRATEGY='ethash',
# Serenity fork
SERENITY_FORK_BLKNUM=2**99,
PREV_HEADER_DEPTH=256,
SYSTEM_ENTRY_POINT=utils.int_to_addr(2**160 - 2),
SERENITY_HEADER_VERIFIER=utils.int_to_addr(255),
SERENITY_HEADER_POST_FINALIZER=utils.int_to_addr(254),
SERENITY_GETTER_CODE=decode_hex(
'60ff331436604014161560155760203560003555005b6000355460205260206020f3'
),
def get_balance(self, address, token_id):
return self.get_and_cache_account(
utils.normalize_address(address)).multibalance[token_id]
