Import wallets from external file

Init nodes network object

Creates new blockchain DB from given list of blocks This would be used when new empty node started and syncs with other nodes

create locks object

Action on input connection from a node. We need to remember this node It is needed to know there are input connects from other nodes

Info about a parsed query. Check if is select

Loads list of nodes from storage

Builds SQL update structure. It fins ID of a record, and build rollback query

Custom responses constructors Make new Custom Error Response

Complete query execution. Accepts TX prepared with a request NewQuery and signed data private key must be corresponding to pub key used in NewQuery. S

NewTXOutput create a new TXOutput

New "currency" transaction.

open DB connection if it is not yet opened

checks if this query is syntax correct , return altered query if needed

Request to make new transaction and prepare data to sign This function should find good input transactions for this amount Including inputs from unapp

Add block record

New transactions created. It is received in serialysed view and signatures separately This data is ready to be convertd to complete gransaction

Notify this address got failed attempt to connect

Notify this address got success attempt to connect

Create new blockchain in empty DB using a DB dump

Run performs a proof-of-work

Execute SQL query This adds a transaction directly to the DB. Can be executed when a node server is not running This creates SQL transaction . Currenc

Save top level block hash

Request to add new node to contacts

Send list of nodes addresses to other node

Send block in async mode.For case when this node was contacted from outside This only sends new block hash to all known nodes and they should contact

Send block in sync mode. For each node firstly request if a node has this block If no it eill send a block body

Check if tranaction exists on other node. To know if to send TX to a node in sync mode

Request for a block full info form other node

Request for blocks but result must be upper from some starting block

Request for consensus information from a node

Request for list of first blocks in blockchain. This is used by new nodes TODO we can use SendGetBlocksUpper and empty hash. This will e same

Request for history of transaction from a wallet

Request for list of nodes in contacts

Get node blockchain height

Get tranaction with sycn request. Wait response

Request for list of unspent transactions outputs It can be used by wallet to see a state of balance

Get last updates

Request to remove a node from contacts

Request to prepare new transaction by wallet. It returns a transaction without signature. Wallet has to sign it and then use SendNewTransaction to sen

Request to prepare new transaction by wallet. It returns a transaction without signature. Wallet has to sign it and then use SendNewTransaction to sen

Send void commant to other node It is used by a node to send to itself only when we want to stop a node And unblock port listetining

Serialize Transaction

Check if node address looks fine

Set config file path. this defines a path where a config file should be, even if it is not yet here

Set extra storage for a nodes

set explain info to return when requested

Stops a node daemon. Finds a process and kills it.

NOTE . Operation is done in memory. On practice we don't expect to have million of hashes in different branch. it can be 1-5 . Depends on consensus c

Validate validates block's PoW It calculates hash from same data and check if it is equal to block hash

Verify if currency transaction is correct. If it is build on correct outputs.This does checks agains blockchain. Needs more time NOTE Transaction can