def go (G, s):
try:
while 1:
# what are the per-txn size limits?
pktlen = s.recv_exact (4)
if not pktlen:
break
else:
pktlen, = struct.unpack ('>I', pktlen)
packet = s.recv_exact (pktlen)
data, size = decode (packet)
assert size == pktlen
[index, block_timestamp, raw_tx, lock_scripts] = data
tx = TX()
tx.unpack (raw_tx)
result = True
for i in range (len (tx.inputs)):
lock_script = lock_scripts[i]
try:
tx.verify (i, lock_script, block_timestamp)
except SystemError:
result = False
pkt = encode ((result, index))
s.writev ([struct.pack ('>I', len(pkt)), pkt])
except EOFError:
pass
coro.set_exit()
def go(G, s):
try:
while 1:
# what are the per-txn size limits?
pktlen = s.recv_exact(4)
if not pktlen:
break
else:
pktlen, = struct.unpack('>I', pktlen)
packet = s.recv_exact(pktlen)
data, size = decode(packet)
assert size == pktlen
[index, block_timestamp, raw_tx, lock_scripts] = data
tx = TX()
tx.unpack(raw_tx)
result = True
for i in range(len(tx.inputs)):
lock_script = lock_scripts[i]
try:
tx.verify(i, lock_script, block_timestamp)
except SystemError:
result = False
pkt = encode((result, index))
s.writev([struct.pack('>I', len(pkt)), pkt])
except EOFError:
pass
coro.set_exit()
def do_one(unlock_script, lock_script, flags):
#W (('-' *50)+'\n')
tx0 = TX()
tx0.inputs = [((ZERO_NAME, 4294967295), '\x00\x00', 4294967295)]
tx0.outputs = [(0, lock_script)]
name = tx0.get_hash()
tx1 = TX()
tx1.inputs = [((name, 0), unlock_script, 4294967295)]
tx1.outputs = [(0, '')]
if 'P2SH' in flags:
m = verifying_machine_p2sh(tx1, 0, KEY)
else:
m = verifying_machine(tx1, 0, KEY)
m.strictenc = 'STRICTENC' in flags
m.minimal = 'MINIMALDATA' in flags
m.nulldummy = 'NULLDUMMY' in flags
m.dersig = 'DERSIG' in flags
m.low_s = 'LOW_S' in flags
m.sigpushonly = 'SIGPUSHONLY' in flags
m.eval_script(unlock_script, lock_script)
def do_one (unlock_script, lock_script, flags):
#W (('-' *50)+'\n')
tx0 = TX()
tx0.inputs = [((ZERO_NAME, 4294967295), '\x00\x00', 4294967295)]
tx0.outputs = [(0, lock_script)]
name = tx0.get_hash()
tx1 = TX()
tx1.inputs = [((name, 0), unlock_script, 4294967295)]
tx1.outputs = [(0, '')]
if 'P2SH' in flags:
m = verifying_machine_p2sh (tx1, 0, KEY)
else:
m = verifying_machine (tx1, 0, KEY)
m.strictenc = 'STRICTENC' in flags
m.minimal = 'MINIMALDATA' in flags
m.nulldummy = 'NULLDUMMY' in flags
m.dersig = 'DERSIG' in flags
m.low_s = 'LOW_S' in flags
m.sigpushonly = 'SIGPUSHONLY' in flags
m.eval_script (unlock_script, lock_script)
def test(lock_script, tx_raw, index, block_timestamp):
tx = TX()
tx.unpack(tx_raw)
tx.verify(index, lock_script, block_timestamp)
def test (lock_script, tx_raw, index, block_timestamp):
tx = TX()
tx.unpack (tx_raw)
tx.verify (index, lock_script, block_timestamp)