txtrie

Documentation

Overview

Copyright 2020 ChainSafe Systems SPDX-License-Identifier: LGPL-3.0-only

Index

• func GetTransactions1() types.Transactions
• func GetTransactions2() types.Transactions
• func GetTransactions3() types.Transactions
• func VerifyProof(root common.Hash, key []byte, proof *ProofDatabase) (bool, error)
• type ProofDatabase
  • func NewProofDatabase() *ProofDatabase
  • func (db *ProofDatabase) Close() error
  • func (db *ProofDatabase) Delete(key []byte) error
  • func (db *ProofDatabase) Get(key []byte) ([]byte, error)
  • func (db *ProofDatabase) Has(key []byte) (bool, error)
  • func (db *ProofDatabase) Put(key []byte, value []byte) error
• type TxTries
  • func NewTxTries() *TxTries
  • func (t *TxTries) CreateNewTrie(root common.Hash, transactions types.Transactions) error
  • func (t *TxTries) RetrieveEncodedProof(root common.Hash, key []byte) ([]byte, error)
  • func (t *TxTries) RetrieveProof(root common.Hash, key []byte) (*ProofDatabase, error)

Functions

func GetTransactions1

func GetTransactions1() types.Transactions

func GetTransactions2

func GetTransactions2() types.Transactions

func GetTransactions3

func GetTransactions3() types.Transactions

func VerifyProof

func VerifyProof(root common.Hash, key []byte, proof *ProofDatabase) (bool, error)

VerifyProof verifies merkle proof on path key against the provided root

Types

type ProofDatabase

type ProofDatabase struct {
	// contains filtered or unexported fields
}

func NewProofDatabase

func NewProofDatabase() *ProofDatabase

NewProofDatabase returns a wrapped map

func (*ProofDatabase) Close

func (db *ProofDatabase) Close() error

Close sets ProofDatabase db's db to nil

func (*ProofDatabase) Delete

func (db *ProofDatabase) Delete(key []byte) error

Delete removes the key and associated value from the database

func (*ProofDatabase) Get

func (db *ProofDatabase) Get(key []byte) ([]byte, error)

Get retrieves value associated with key in ProofDatabase db, and checks for existance

func (*ProofDatabase) Has

func (db *ProofDatabase) Has(key []byte) (bool, error)

Has checks if key exists in ProofDatabase db

func (*ProofDatabase) Put

func (db *ProofDatabase) Put(key []byte, value []byte) error

Put insets and associates value with key in ProofDatabase db

type TxTries

type TxTries struct {
	// contains filtered or unexported fields
}

TxTries stores all the instances of tries we have on disk

func NewTxTries

func NewTxTries() *TxTries

NewTxTries creates a new instance of a TxTries object

func (*TxTries) CreateNewTrie

func (t *TxTries) CreateNewTrie(root common.Hash, transactions types.Transactions) error

AddNewTrie adds a new transaction trie to an existing TxTries object

func (*TxTries) RetrieveEncodedProof

func (t *TxTries) RetrieveEncodedProof(root common.Hash, key []byte) ([]byte, error)

RetrieveEncodedProof retrieves an encoded Proof for a value at key in trie with root root

func (*TxTries) RetrieveProof

func (t *TxTries) RetrieveProof(root common.Hash, key []byte) (*ProofDatabase, error)

RetrieveProof retrieves a Proof for a value at key in trie with root root