def fetch_transaction_index(self, tx_hash, cb):
"""Fetch the block height that contains a transaction and its index
within a block."""
data = serialize.ser_hash(tx_hash)
self.send_command(
'blockchain.fetch_transaction_index', data, cb
)
def pack_block_index(index):
if type(index) == str:
assert len(index) == 32
return serialize.ser_hash(index)
elif type(index) == int:
return struct.pack('<I', index)
else:
raise ValueError("Unknown index type")
def pack_block_index(index):
if type(index) == str:
assert len(index) == 32
return serialize.ser_hash(index)
elif type(index) == int:
return struct.pack('<I', index)
else:
raise ValueError("Unknown index type")
def fetch_transaction(self, tx_hash, cb):
"""Fetches a transaction by hash."""
data = serialize.ser_hash(tx_hash)
self.send_command('blockchain.fetch_transaction', data, cb)
def fetch_block_height(self, blk_hash, cb):
"""Fetches the height of a block given its hash."""
data = serialize.ser_hash(blk_hash)
self.send_command('blockchain.fetch_block_height', data, cb)
def fetch_block_height(self, blk_hash, cb):
"""Fetches the height of a block given its hash."""
data = serialize.ser_hash(blk_hash)
self.send_command('blockchain.fetch_block_height', data, cb)
def fetch_transaction_index(self, tx_hash, cb):
"""Fetch the block height that contains a transaction and its index
within a block."""
data = serialize.ser_hash(tx_hash)
self.send_command('blockchain.fetch_transaction_index', data, cb)
def fetch_transaction(self, tx_hash, cb):
"""Fetches a transaction by hash."""
data = serialize.ser_hash(tx_hash)
self.send_command('blockchain.fetch_transaction', data, cb)
def fetch_block_transaction_hashes(self, tx_hash, cb):
"""Fetches list of transaction hashes in a block by block hash."""
data = serialize.ser_hash(tx_hash)
self.send_command('blockchain.fetch_block_transaction_hashes', data,
cb)
def fetch_txpool_transaction(self, tx_hash, cb):
"""Fetches a transaction by hash from the txpool."""
data = serialize.ser_hash(tx_hash)
self.send_command('transaction_pool.fetch_transaction', data, cb)
def fetch_block_transaction_hashes(self, tx_hash, cb):
"""Fetches list of transaction hashes in a block by block hash."""
data = serialize.ser_hash(tx_hash)
self.send_command(
'blockchain.fetch_block_transaction_hashes', data, cb
)
def fetch_txpool_transaction(self, tx_hash, cb):
"""Fetches a transaction by hash from the txpool."""
data = serialize.ser_hash(tx_hash)
self.send_command('transaction_pool.fetch_transaction', data, cb)