database

package
v0.0.1 Latest Latest
Warning

This package is not in the latest version of its module.

 Go to latest Published: Oct 3, 2021 License: LGPL-3.0 Imports: 14 Imported by: 0

Documentation

Overview

Copyright 2020 The the-blockchain-bar Authors This file is part of the the-blockchain-bar library.

The the-blockchain-bar library is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

The the-blockchain-bar library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

Copyright 2020 The the-blockchain-bar Authors This file is part of the the-blockchain-bar library.

The the-blockchain-bar library is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

The the-blockchain-bar library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

Copyright 2020 The the-blockchain-bar Authors This file is part of the the-blockchain-bar library.

The the-blockchain-bar library is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

The the-blockchain-bar library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

Copyright 2020 The the-blockchain-bar Authors This file is part of the the-blockchain-bar library.

The the-blockchain-bar library is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

The the-blockchain-bar library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

Copyright 2020 The the-blockchain-bar Authors This file is part of the the-blockchain-bar library.

The the-blockchain-bar library is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

The the-blockchain-bar library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

Copyright 2020 The the-blockchain-bar Authors This file is part of the the-blockchain-bar library.

The the-blockchain-bar library is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

The the-blockchain-bar library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

Index

Constants

View Source 
const BlockReward = 100
View Source 
const TxFee = uint(50)

Variables

This section is empty.

Functions

func ApplyTx 

func ApplyTx(tx SignedTx, s *State) error

func InitDataDirIfNotExists 

func InitDataDirIfNotExists(dataDir string, genesis []byte) error

func IsBlockHashValid 

func IsBlockHashValid(hash Hash, miningDifficulty uint64) bool

func NewAccount 

func NewAccount(value string) common.Address

func ValidateTx 

func ValidateTx(tx SignedTx, s *State) error

Types

type Block 

type Block struct {
	Header BlockHeader `json:"header"`
	TXs    []SignedTx  `json:"payload"`
}

func NewBlock 

func NewBlock(parent Hash, number uint64, nonce uint32, time uint64, miner common.Address, difficulty uint64, txs []SignedTx) Block

func (Block) Hash 

func (b Block) Hash() (Hash, error)

type BlockFS 

type BlockFS struct {
	Key   Hash  `json:"hash"`
	Value Block `json:"block"`
}

func GetBlocksAfter 

func GetBlocksAfter(blockHash Hash, last int64, dataDir string) ([]BlockFS, error)

func GetBlocksBefore 

func GetBlocksBefore(blockHash Hash, last int64, dataDir string) ([]BlockFS, error)

type BlockHeader 

type BlockHeader struct {
	Parent     Hash           `json:"parent"`
	Number     uint64         `json:"number"`
	Nonce      uint32         `json:"nonce"`
	Time       uint64         `json:"time"`
	Miner      common.Address `json:"miner"`
	Difficulty uint64         `json:"difficulty"`
}

type Genesis 

type Genesis struct {
	Balances map[common.Address]uint `json:"balances"`
	Symbol   string                  `json:"symbol"`
}

type Hash 

type Hash [32]byte

func (Hash) Hex 

func (h Hash) Hex() string

func (Hash) IsEmpty 

func (h Hash) IsEmpty() bool

func (Hash) MarshalText 

func (h Hash) MarshalText() ([]byte, error)

func (*Hash) UnmarshalText 

func (h *Hash) UnmarshalText(data []byte) error

type SignedTx 

type SignedTx struct {
	Tx
	Sig []byte `json:"signature"`
}

func NewSignedTx 

func NewSignedTx(tx Tx, sig []byte) SignedTx

func (SignedTx) Hash 

func (t SignedTx) Hash() (Hash, error)

func (SignedTx) IsAuthentic 

func (t SignedTx) IsAuthentic() (bool, error)

type State 

type State struct {
	Balances      map[common.Address]uint
	Account2Nonce map[common.Address]uint
	// contains filtered or unexported fields
}

func NewStateFromDisk 

func NewStateFromDisk(dataDir string, miningDifficulty uint64) (*State, error)

func (*State) AddBlock 

func (s *State) AddBlock(b Block) (Hash, error)

func (*State) AddBlocks 

func (s *State) AddBlocks(blocks []Block) error

func (*State) ChangeMiningDifficulty 

func (c *State) ChangeMiningDifficulty(newDifficulty uint64)

func (*State) Close 

func (s *State) Close() error

func (*State) Copy 

func (s *State) Copy() State

func (*State) GetAccountBalance added in v0.0.1 

func (s *State) GetAccountBalance(account common.Address) uint

func (*State) GetNextAccountNonce 

func (s *State) GetNextAccountNonce(account common.Address) uint

func (*State) LatestBlock 

func (s *State) LatestBlock() Block

func (*State) LatestBlockHash 

func (s *State) LatestBlockHash() Hash

func (*State) NextBlockNumber 

func (s *State) NextBlockNumber() uint64

func (*State) ResetChain 

func (s *State) ResetChain(dataDir string) error

type Tx 

type Tx struct {
	From  common.Address `json:"from"`
	To    common.Address `json:"to"`
	Value uint           `json:"value"`
	Nonce uint           `json:"nonce"`
	Data  string         `json:"data"`
	Time  uint64         `json:"time"`
}

func NewTx 

func NewTx(from, to common.Address, value, nonce uint, data string) Tx

func (Tx) Cost 

func (t Tx) Cost() uint

func (Tx) Encode 

func (t Tx) Encode() ([]byte, error)

func (Tx) Hash 

func (t Tx) Hash() (Hash, error)

func (Tx) IsReward 

func (t Tx) IsReward() bool

Source Files

View all Source files

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL
go.dev uses cookies from Google to deliver and enhance the quality of its services and to analyze traffic. Learn more.