def deserialize_tx(tx_hash, tx_height, raw_tx):
vds = deserialize.BCDataStream()
vds.write(raw_tx.decode('hex'))
tx = deserialize.parse_Transaction(vds)
tx['height'] = tx_height
tx['tx_hash'] = tx_hash
return tx
def parse_block(raw_block):
vds = deserialize.BCDataStream()
vds.write(raw_block)
block = deserialize.parse_BlockHeader(vds)
block["transactions"] = []
number_tx = vds.read_compact_size()
for i in xrange(number_tx):
tx = deserialize.parse_Transaction(vds)
block["transactions"].append(tx)
return block
def get_mempool_transaction(self, txid):
try:
raw_tx = self.quebecoind('getrawtransaction', (txid, 0))
except:
return None
vds = deserialize.BCDataStream()
vds.write(raw_tx.decode('hex'))
try:
return deserialize.parse_Transaction(vds, is_coinbase=False)
except:
print_log("ERROR: cannot parse", txid)
return None
def deserialize_block(block):
txlist = block.get('tx')
tx_hashes = [] # ordered txids
txdict = {} # deserialized tx
is_coinbase = True
for raw_tx in txlist:
tx_hash = hash_encode(Hash(raw_tx.decode('hex')))
vds = deserialize.BCDataStream()
vds.write(raw_tx.decode('hex'))
try:
tx = deserialize.parse_Transaction(vds, is_coinbase)
except:
print_log("ERROR: cannot parse", tx_hash)
continue
tx_hashes.append(tx_hash)
txdict[tx_hash] = tx
is_coinbase = False
return tx_hashes, txdict
def deserialize(self):
import deserialize
vds = deserialize.BCDataStream()
vds.write(self.raw.decode('hex'))
self.d = deserialize.parse_Transaction(vds)
return self.d
def parse_transaction(raw_tx):
vds = deserialize.BCDataStream()
vds.write(raw_tx)
tx = deserialize.parse_Transaction(vds)
tx["hash"] = deserialize.Hash(raw_tx)[::-1]
return tx
