def _index_transactions(self, blockhash, block=None):
block_handle = self.get_block_handle(blockhash)
#Add all transactions to the indexdb
if not block:
block = block_handle.get_block()
size_blockheader = BlockheaderSerializer().get_size(block.blockheader)
size_tx_size = VarintSerializer().get_size(len(block.transactions))
tx_serializer = TxSerializer()
blockpos = block_handle.blockindex.blockpos
txpos = block_handle.blockindex.blockpos + size_blockheader + size_tx_size
for i, tx in enumerate(block.transactions):
txindex = DbTxIndex(1, DiskTxPos(1, blockpos, txpos), [DiskTxPos() for _ in range(tx.output_count())])
self.indexdb.set_transactionindex(hash_tx(tx), txindex)
#TODO: speed this up...
if tx.rawdata:
txpos += len(tx.rawdata)
else:
txpos += tx_serializer.get_size(tx)
