diff options
Diffstat (limited to 'params')
| -rw-r--r-- | params/config.go | 541 | ||||
| -rw-r--r-- | params/dao.go | 158 | ||||
| -rw-r--r-- | params/network_params.go | 61 | ||||
| -rw-r--r-- | params/protocol_params.go | 121 | ||||
| -rw-r--r-- | params/version.go | 67 |
5 files changed, 946 insertions, 2 deletions
diff --git a/params/config.go b/params/config.go new file mode 100644 index 0000000..23286cc --- /dev/null +++ b/params/config.go @@ -0,0 +1,541 @@ +// Copyright 2016 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum 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 go-ethereum 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/>. + +package params + +import ( + "encoding/binary" + "fmt" + "math/big" + + "github.com/ava-labs/go-ethereum/common" + "github.com/ava-labs/go-ethereum/crypto" +) + +// Genesis hashes to enforce below configs on. +var ( + MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3") + TestnetGenesisHash = common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d") + RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177") + GoerliGenesisHash = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a") +) + +// TrustedCheckpoints associates each known checkpoint with the genesis hash of +// the chain it belongs to. +var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{ + MainnetGenesisHash: MainnetTrustedCheckpoint, + TestnetGenesisHash: TestnetTrustedCheckpoint, + RinkebyGenesisHash: RinkebyTrustedCheckpoint, + GoerliGenesisHash: GoerliTrustedCheckpoint, +} + +// CheckpointOracles associates each known checkpoint oracles with the genesis hash of +// the chain it belongs to. +var CheckpointOracles = map[common.Hash]*CheckpointOracleConfig{ + MainnetGenesisHash: MainnetCheckpointOracle, + TestnetGenesisHash: TestnetCheckpointOracle, + RinkebyGenesisHash: RinkebyCheckpointOracle, + GoerliGenesisHash: GoerliCheckpointOracle, +} + +var ( + // MainnetChainConfig is the chain parameters to run a node on the main network. + MainnetChainConfig = &ChainConfig{ + ChainID: big.NewInt(1), + HomesteadBlock: big.NewInt(1150000), + DAOForkBlock: big.NewInt(1920000), + DAOForkSupport: true, + EIP150Block: big.NewInt(2463000), + EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"), + EIP155Block: big.NewInt(2675000), + EIP158Block: big.NewInt(2675000), + ByzantiumBlock: big.NewInt(4370000), + ConstantinopleBlock: big.NewInt(7280000), + PetersburgBlock: big.NewInt(7280000), + IstanbulBlock: nil, + Ethash: new(EthashConfig), + } + + // MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network. + MainnetTrustedCheckpoint = &TrustedCheckpoint{ + SectionIndex: 253, + SectionHead: common.HexToHash("0xf35fabd036e2030196183bb70ae194f6ce1ea7b58559e3825c168f1df9c0a258"), + CHTRoot: common.HexToHash("0x8992849e2be3390696eaf66312626e484045501cd3ec207922c27a6a80a7bb07"), + BloomRoot: common.HexToHash("0xcc510b51ca4d73fb3fdf43208d73286f8f23817cdc31b8ea9f4de8d645f07df4"), + } + + // MainnetCheckpointOracle contains a set of configs for the main network oracle. + MainnetCheckpointOracle = &CheckpointOracleConfig{ + Address: common.HexToAddress("0x9a9070028361F7AAbeB3f2F2Dc07F82C4a98A02a"), + Signers: []common.Address{ + common.HexToAddress("0x1b2C260efc720BE89101890E4Db589b44E950527"), // Peter + common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin + common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt + common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary + common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume + }, + Threshold: 2, + } + + // TestnetChainConfig contains the chain parameters to run a node on the Ropsten test network. + TestnetChainConfig = &ChainConfig{ + ChainID: big.NewInt(3), + HomesteadBlock: big.NewInt(0), + DAOForkBlock: nil, + DAOForkSupport: true, + EIP150Block: big.NewInt(0), + EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"), + EIP155Block: big.NewInt(10), + EIP158Block: big.NewInt(10), + ByzantiumBlock: big.NewInt(1700000), + ConstantinopleBlock: big.NewInt(4230000), + PetersburgBlock: big.NewInt(4939394), + IstanbulBlock: nil, + Ethash: new(EthashConfig), + } + + // TestnetTrustedCheckpoint contains the light client trusted checkpoint for the Ropsten test network. + TestnetTrustedCheckpoint = &TrustedCheckpoint{ + SectionIndex: 187, + SectionHead: common.HexToHash("0x7d6db64d8ec43303e4392fb726d2346f7231b246decca3d8140dd7e2c0d0b07d"), + CHTRoot: common.HexToHash("0xa5095e1a004a8642fb93ca682eb91e8f20ef5bce151e47404fbb68772d17705b"), + BloomRoot: common.HexToHash("0x90b28050f948ec6fb35b23a91d9aed38ce0c92d3cdd6e1d383c1bddf8b4071cf"), + } + + // TestnetCheckpointOracle contains a set of configs for the Ropsten test network oracle. + TestnetCheckpointOracle = &CheckpointOracleConfig{ + Address: common.HexToAddress("0xEF79475013f154E6A65b54cB2742867791bf0B84"), + Signers: []common.Address{ + common.HexToAddress("0x32162F3581E88a5f62e8A61892B42C46E2c18f7b"), // Peter + common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin + common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt + common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary + common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume + }, + Threshold: 2, + } + + // RinkebyChainConfig contains the chain parameters to run a node on the Rinkeby test network. + RinkebyChainConfig = &ChainConfig{ + ChainID: big.NewInt(4), + HomesteadBlock: big.NewInt(1), + DAOForkBlock: nil, + DAOForkSupport: true, + EIP150Block: big.NewInt(2), + EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"), + EIP155Block: big.NewInt(3), + EIP158Block: big.NewInt(3), + ByzantiumBlock: big.NewInt(1035301), + ConstantinopleBlock: big.NewInt(3660663), + PetersburgBlock: big.NewInt(4321234), + IstanbulBlock: nil, + Clique: &CliqueConfig{ + Period: 15, + Epoch: 30000, + }, + } + + // RinkebyTrustedCheckpoint contains the light client trusted checkpoint for the Rinkeby test network. + RinkebyTrustedCheckpoint = &TrustedCheckpoint{ + SectionIndex: 148, + SectionHead: common.HexToHash("0x45918f4686732c2a3e80827e1bc39cdb6a27fa362ddfe1fdfb61c69a7f1df1a9"), + CHTRoot: common.HexToHash("0x8ac7046391fec14834a2a0183513937c0b5f696666545991477d24b067008961"), + BloomRoot: common.HexToHash("0xfe4b852517612d7da54bf7e9fc18861a83171a93c72583bb6a61893b74422168"), + } + + // RinkebyCheckpointOracle contains a set of configs for the Rinkeby test network oracle. + RinkebyCheckpointOracle = &CheckpointOracleConfig{ + Address: common.HexToAddress("0xebe8eFA441B9302A0d7eaECc277c09d20D684540"), + Signers: []common.Address{ + common.HexToAddress("0xd9c9cd5f6779558b6e0ed4e6acf6b1947e7fa1f3"), // Peter + common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin + common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt + common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary + }, + Threshold: 2, + } + + // GoerliChainConfig contains the chain parameters to run a node on the Görli test network. + GoerliChainConfig = &ChainConfig{ + ChainID: big.NewInt(5), + HomesteadBlock: big.NewInt(0), + DAOForkBlock: nil, + DAOForkSupport: true, + EIP150Block: big.NewInt(0), + EIP155Block: big.NewInt(0), + EIP158Block: big.NewInt(0), + ByzantiumBlock: big.NewInt(0), + ConstantinopleBlock: big.NewInt(0), + PetersburgBlock: big.NewInt(0), + IstanbulBlock: nil, + Clique: &CliqueConfig{ + Period: 15, + Epoch: 30000, + }, + } + + // GoerliTrustedCheckpoint contains the light client trusted checkpoint for the Görli test network. + GoerliTrustedCheckpoint = &TrustedCheckpoint{ + SectionIndex: 32, + SectionHead: common.HexToHash("0x50eaedd8361fa9edd0ac2dec410310b9bdf67b963b60f3b1dce47f84b30670f9"), + CHTRoot: common.HexToHash("0x6504db73139f75ffa9102ae980e41b361cf3d5b66cea06c79cde9f457368820c"), + BloomRoot: common.HexToHash("0x7551ae027bb776252a20ded51ee2ff0cbfbd1d8d57261b9161cc1f2f80237001"), + } + + // GoerliCheckpointOracle contains a set of configs for the Goerli test network oracle. + GoerliCheckpointOracle = &CheckpointOracleConfig{ + Address: common.HexToAddress("0x18CA0E045F0D772a851BC7e48357Bcaab0a0795D"), + Signers: []common.Address{ + common.HexToAddress("0x4769bcaD07e3b938B7f43EB7D278Bc7Cb9efFb38"), // Peter + common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"), // Martin + common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"), // Zsolt + common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"), // Gary + common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"), // Guillaume + }, + Threshold: 2, + } + + // AllEthashProtocolChanges contains every protocol change (EIPs) introduced + // and accepted by the Ethereum core developers into the Ethash consensus. + // + // This configuration is intentionally not using keyed fields to force anyone + // adding flags to the config to also have to set these fields. + AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, new(EthashConfig), nil} + + // AllCliqueProtocolChanges contains every protocol change (EIPs) introduced + // and accepted by the Ethereum core developers into the Clique consensus. + // + // This configuration is intentionally not using keyed fields to force anyone + // adding flags to the config to also have to set these fields. + AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}} + + TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, new(EthashConfig), nil} + TestRules = TestChainConfig.Rules(new(big.Int)) +) + +// TrustedCheckpoint represents a set of post-processed trie roots (CHT and +// BloomTrie) associated with the appropriate section index and head hash. It is +// used to start light syncing from this checkpoint and avoid downloading the +// entire header chain while still being able to securely access old headers/logs. +type TrustedCheckpoint struct { + SectionIndex uint64 `json:"sectionIndex"` + SectionHead common.Hash `json:"sectionHead"` + CHTRoot common.Hash `json:"chtRoot"` + BloomRoot common.Hash `json:"bloomRoot"` +} + +// HashEqual returns an indicator comparing the itself hash with given one. +func (c *TrustedCheckpoint) HashEqual(hash common.Hash) bool { + if c.Empty() { + return hash == common.Hash{} + } + return c.Hash() == hash +} + +// Hash returns the hash of checkpoint's four key fields(index, sectionHead, chtRoot and bloomTrieRoot). +func (c *TrustedCheckpoint) Hash() common.Hash { + buf := make([]byte, 8+3*common.HashLength) + binary.BigEndian.PutUint64(buf, c.SectionIndex) + copy(buf[8:], c.SectionHead.Bytes()) + copy(buf[8+common.HashLength:], c.CHTRoot.Bytes()) + copy(buf[8+2*common.HashLength:], c.BloomRoot.Bytes()) + return crypto.Keccak256Hash(buf) +} + +// Empty returns an indicator whether the checkpoint is regarded as empty. +func (c *TrustedCheckpoint) Empty() bool { + return c.SectionHead == (common.Hash{}) || c.CHTRoot == (common.Hash{}) || c.BloomRoot == (common.Hash{}) +} + +// CheckpointOracleConfig represents a set of checkpoint contract(which acts as an oracle) +// config which used for light client checkpoint syncing. +type CheckpointOracleConfig struct { + Address common.Address `json:"address"` + Signers []common.Address `json:"signers"` + Threshold uint64 `json:"threshold"` +} + +// ChainConfig is the core config which determines the blockchain settings. +// +// ChainConfig is stored in the database on a per block basis. This means +// that any network, identified by its genesis block, can have its own +// set of configuration options. +type ChainConfig struct { + ChainID *big.Int `json:"chainId"` // chainId identifies the current chain and is used for replay protection + + HomesteadBlock *big.Int `json:"homesteadBlock,omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead) + + DAOForkBlock *big.Int `json:"daoForkBlock,omitempty"` // TheDAO hard-fork switch block (nil = no fork) + DAOForkSupport bool `json:"daoForkSupport,omitempty"` // Whether the nodes supports or opposes the DAO hard-fork + + // EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150) + EIP150Block *big.Int `json:"eip150Block,omitempty"` // EIP150 HF block (nil = no fork) + EIP150Hash common.Hash `json:"eip150Hash,omitempty"` // EIP150 HF hash (needed for header only clients as only gas pricing changed) + + EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block + EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block + + ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium) + ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated) + PetersburgBlock *big.Int `json:"petersburgBlock,omitempty"` // Petersburg switch block (nil = same as Constantinople) + IstanbulBlock *big.Int `json:"istanbulBlock,omitempty"` // Istanbul switch block (nil = no fork, 0 = already on istanbul) + EWASMBlock *big.Int `json:"ewasmBlock,omitempty"` // EWASM switch block (nil = no fork, 0 = already activated) + + // Various consensus engines + Ethash *EthashConfig `json:"ethash,omitempty"` + Clique *CliqueConfig `json:"clique,omitempty"` +} + +// EthashConfig is the consensus engine configs for proof-of-work based sealing. +type EthashConfig struct{} + +// String implements the stringer interface, returning the consensus engine details. +func (c *EthashConfig) String() string { + return "ethash" +} + +// CliqueConfig is the consensus engine configs for proof-of-authority based sealing. +type CliqueConfig struct { + Period uint64 `json:"period"` // Number of seconds between blocks to enforce + Epoch uint64 `json:"epoch"` // Epoch length to reset votes and checkpoint +} + +// String implements the stringer interface, returning the consensus engine details. +func (c *CliqueConfig) String() string { + return "clique" +} + +// String implements the fmt.Stringer interface. +func (c *ChainConfig) String() string { + var engine interface{} + switch { + case c.Ethash != nil: + engine = c.Ethash + case c.Clique != nil: + engine = c.Clique + default: + engine = "unknown" + } + return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v Engine: %v}", + c.ChainID, + c.HomesteadBlock, + c.DAOForkBlock, + c.DAOForkSupport, + c.EIP150Block, + c.EIP155Block, + c.EIP158Block, + c.ByzantiumBlock, + c.ConstantinopleBlock, + c.PetersburgBlock, + c.IstanbulBlock, + engine, + ) +} + +// IsHomestead returns whether num is either equal to the homestead block or greater. +func (c *ChainConfig) IsHomestead(num *big.Int) bool { + return isForked(c.HomesteadBlock, num) +} + +// IsDAOFork returns whether num is either equal to the DAO fork block or greater. +func (c *ChainConfig) IsDAOFork(num *big.Int) bool { + return isForked(c.DAOForkBlock, num) +} + +// IsEIP150 returns whether num is either equal to the EIP150 fork block or greater. +func (c *ChainConfig) IsEIP150(num *big.Int) bool { + return isForked(c.EIP150Block, num) +} + +// IsEIP155 returns whether num is either equal to the EIP155 fork block or greater. +func (c *ChainConfig) IsEIP155(num *big.Int) bool { + return isForked(c.EIP155Block, num) +} + +// IsEIP158 returns whether num is either equal to the EIP158 fork block or greater. +func (c *ChainConfig) IsEIP158(num *big.Int) bool { + return isForked(c.EIP158Block, num) +} + +// IsByzantium returns whether num is either equal to the Byzantium fork block or greater. +func (c *ChainConfig) IsByzantium(num *big.Int) bool { + return isForked(c.ByzantiumBlock, num) +} + +// IsConstantinople returns whether num is either equal to the Constantinople fork block or greater. +func (c *ChainConfig) IsConstantinople(num *big.Int) bool { + return isForked(c.ConstantinopleBlock, num) +} + +// IsPetersburg returns whether num is either +// - equal to or greater than the PetersburgBlock fork block, +// - OR is nil, and Constantinople is active +func (c *ChainConfig) IsPetersburg(num *big.Int) bool { + return isForked(c.PetersburgBlock, num) || c.PetersburgBlock == nil && isForked(c.ConstantinopleBlock, num) +} + +// IsIstanbul returns whether num is either equal to the Istanbul fork block or greater. +func (c *ChainConfig) IsIstanbul(num *big.Int) bool { + return isForked(c.IstanbulBlock, num) +} + +// IsEWASM returns whether num represents a block number after the EWASM fork +func (c *ChainConfig) IsEWASM(num *big.Int) bool { + return isForked(c.EWASMBlock, num) +} + +// CheckCompatible checks whether scheduled fork transitions have been imported +// with a mismatching chain configuration. +func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64) *ConfigCompatError { + bhead := new(big.Int).SetUint64(height) + + // Iterate checkCompatible to find the lowest conflict. + var lasterr *ConfigCompatError + for { + err := c.checkCompatible(newcfg, bhead) + if err == nil || (lasterr != nil && err.RewindTo == lasterr.RewindTo) { + break + } + lasterr = err + bhead.SetUint64(err.RewindTo) + } + return lasterr +} + +func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *ConfigCompatError { + if isForkIncompatible(c.HomesteadBlock, newcfg.HomesteadBlock, head) { + return newCompatError("Homestead fork block", c.HomesteadBlock, newcfg.HomesteadBlock) + } + if isForkIncompatible(c.DAOForkBlock, newcfg.DAOForkBlock, head) { + return newCompatError("DAO fork block", c.DAOForkBlock, newcfg.DAOForkBlock) + } + if c.IsDAOFork(head) && c.DAOForkSupport != newcfg.DAOForkSupport { + return newCompatError("DAO fork support flag", c.DAOForkBlock, newcfg.DAOForkBlock) + } + if isForkIncompatible(c.EIP150Block, newcfg.EIP150Block, head) { + return newCompatError("EIP150 fork block", c.EIP150Block, newcfg.EIP150Block) + } + if isForkIncompatible(c.EIP155Block, newcfg.EIP155Block, head) { + return newCompatError("EIP155 fork block", c.EIP155Block, newcfg.EIP155Block) + } + if isForkIncompatible(c.EIP158Block, newcfg.EIP158Block, head) { + return newCompatError("EIP158 fork block", c.EIP158Block, newcfg.EIP158Block) + } + if c.IsEIP158(head) && !configNumEqual(c.ChainID, newcfg.ChainID) { + return newCompatError("EIP158 chain ID", c.EIP158Block, newcfg.EIP158Block) + } + if isForkIncompatible(c.ByzantiumBlock, newcfg.ByzantiumBlock, head) { + return newCompatError("Byzantium fork block", c.ByzantiumBlock, newcfg.ByzantiumBlock) + } + if isForkIncompatible(c.ConstantinopleBlock, newcfg.ConstantinopleBlock, head) { + return newCompatError("Constantinople fork block", c.ConstantinopleBlock, newcfg.ConstantinopleBlock) + } + if isForkIncompatible(c.PetersburgBlock, newcfg.PetersburgBlock, head) { + return newCompatError("Petersburg fork block", c.PetersburgBlock, newcfg.PetersburgBlock) + } + if isForkIncompatible(c.IstanbulBlock, newcfg.IstanbulBlock, head) { + return newCompatError("Istanbul fork block", c.IstanbulBlock, newcfg.IstanbulBlock) + } + if isForkIncompatible(c.EWASMBlock, newcfg.EWASMBlock, head) { + return newCompatError("ewasm fork block", c.EWASMBlock, newcfg.EWASMBlock) + } + return nil +} + +// isForkIncompatible returns true if a fork scheduled at s1 cannot be rescheduled to +// block s2 because head is already past the fork. +func isForkIncompatible(s1, s2, head *big.Int) bool { + return (isForked(s1, head) || isForked(s2, head)) && !configNumEqual(s1, s2) +} + +// isForked returns whether a fork scheduled at block s is active at the given head block. +func isForked(s, head *big.Int) bool { + if s == nil || head == nil { + return false + } + return s.Cmp(head) <= 0 +} + +func configNumEqual(x, y *big.Int) bool { + if x == nil { + return y == nil + } + if y == nil { + return x == nil + } + return x.Cmp(y) == 0 +} + +// ConfigCompatError is raised if the locally-stored blockchain is initialised with a +// ChainConfig that would alter the past. +type ConfigCompatError struct { + What string + // block numbers of the stored and new configurations + StoredConfig, NewConfig *big.Int + // the block number to which the local chain must be rewound to correct the error + RewindTo uint64 +} + +func newCompatError(what string, storedblock, newblock *big.Int) *ConfigCompatError { + var rew *big.Int + switch { + case storedblock == nil: + rew = newblock + case newblock == nil || storedblock.Cmp(newblock) < 0: + rew = storedblock + default: + rew = newblock + } + err := &ConfigCompatError{what, storedblock, newblock, 0} + if rew != nil && rew.Sign() > 0 { + err.RewindTo = rew.Uint64() - 1 + } + return err +} + +func (err *ConfigCompatError) Error() string { + return fmt.Sprintf("mismatching %s in database (have %d, want %d, rewindto %d)", err.What, err.StoredConfig, err.NewConfig, err.RewindTo) +} + +// Rules wraps ChainConfig and is merely syntactic sugar or can be used for functions +// that do not have or require information about the block. +// +// Rules is a one time interface meaning that it shouldn't be used in between transition +// phases. +type Rules struct { + ChainID *big.Int + IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool + IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool +} + +// Rules ensures c's ChainID is not nil. +func (c *ChainConfig) Rules(num *big.Int) Rules { + chainID := c.ChainID + if chainID == nil { + chainID = new(big.Int) + } + return Rules{ + ChainID: new(big.Int).Set(chainID), + IsHomestead: c.IsHomestead(num), + IsEIP150: c.IsEIP150(num), + IsEIP155: c.IsEIP155(num), + IsEIP158: c.IsEIP158(num), + IsByzantium: c.IsByzantium(num), + IsConstantinople: c.IsConstantinople(num), + IsPetersburg: c.IsPetersburg(num), + IsIstanbul: c.IsIstanbul(num), + } +} diff --git a/params/dao.go b/params/dao.go new file mode 100644 index 0000000..2d75845 --- /dev/null +++ b/params/dao.go @@ -0,0 +1,158 @@ +// Copyright 2016 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum 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 go-ethereum 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/>. + +package params + +import ( + "math/big" + + "github.com/ava-labs/go-ethereum/common" +) + +// DAOForkBlockExtra is the block header extra-data field to set for the DAO fork +// point and a number of consecutive blocks to allow fast/light syncers to correctly +// pick the side they want ("dao-hard-fork"). +var DAOForkBlockExtra = common.FromHex("0x64616f2d686172642d666f726b") + +// DAOForkExtraRange is the number of consecutive blocks from the DAO fork point +// to override the extra-data in to prevent no-fork attacks. +var DAOForkExtraRange = big.NewInt(10) + +// DAORefundContract is the address of the refund contract to send DAO balances to. +var DAORefundContract = common.HexToAddress("0xbf4ed7b27f1d666546e30d74d50d173d20bca754") + +// DAODrainList is the list of accounts whose full balances will be moved into a +// refund contract at the beginning of the dao-fork block. +func DAODrainList() []common.Address { + return []common.Address{ + common.HexToAddress("0xd4fe7bc31cedb7bfb8a345f31e668033056b2728"), + common.HexToAddress("0xb3fb0e5aba0e20e5c49d252dfd30e102b171a425"), + common.HexToAddress("0x2c19c7f9ae8b751e37aeb2d93a699722395ae18f"), + common.HexToAddress("0xecd135fa4f61a655311e86238c92adcd779555d2"), + common.HexToAddress("0x1975bd06d486162d5dc297798dfc41edd5d160a7"), + common.HexToAddress("0xa3acf3a1e16b1d7c315e23510fdd7847b48234f6"), + common.HexToAddress("0x319f70bab6845585f412ec7724b744fec6095c85"), + common.HexToAddress("0x06706dd3f2c9abf0a21ddcc6941d9b86f0596936"), + common.HexToAddress("0x5c8536898fbb74fc7445814902fd08422eac56d0"), + common.HexToAddress("0x6966ab0d485353095148a2155858910e0965b6f9"), + common.HexToAddress("0x779543a0491a837ca36ce8c635d6154e3c4911a6"), + common.HexToAddress("0x2a5ed960395e2a49b1c758cef4aa15213cfd874c"), + common.HexToAddress("0x5c6e67ccd5849c0d29219c4f95f1a7a93b3f5dc5"), + common.HexToAddress("0x9c50426be05db97f5d64fc54bf89eff947f0a321"), + common.HexToAddress("0x200450f06520bdd6c527622a273333384d870efb"), + common.HexToAddress("0xbe8539bfe837b67d1282b2b1d61c3f723966f049"), + common.HexToAddress("0x6b0c4d41ba9ab8d8cfb5d379c69a612f2ced8ecb"), + common.HexToAddress("0xf1385fb24aad0cd7432824085e42aff90886fef5"), + common.HexToAddress("0xd1ac8b1ef1b69ff51d1d401a476e7e612414f091"), + common.HexToAddress("0x8163e7fb499e90f8544ea62bbf80d21cd26d9efd"), + common.HexToAddress("0x51e0ddd9998364a2eb38588679f0d2c42653e4a6"), + common.HexToAddress("0x627a0a960c079c21c34f7612d5d230e01b4ad4c7"), + common.HexToAddress("0xf0b1aa0eb660754448a7937c022e30aa692fe0c5"), + common.HexToAddress("0x24c4d950dfd4dd1902bbed3508144a54542bba94"), + common.HexToAddress("0x9f27daea7aca0aa0446220b98d028715e3bc803d"), + common.HexToAddress("0xa5dc5acd6a7968a4554d89d65e59b7fd3bff0f90"), + common.HexToAddress("0xd9aef3a1e38a39c16b31d1ace71bca8ef58d315b"), + common.HexToAddress("0x63ed5a272de2f6d968408b4acb9024f4cc208ebf"), + common.HexToAddress("0x6f6704e5a10332af6672e50b3d9754dc460dfa4d"), + common.HexToAddress("0x77ca7b50b6cd7e2f3fa008e24ab793fd56cb15f6"), + common.HexToAddress("0x492ea3bb0f3315521c31f273e565b868fc090f17"), + common.HexToAddress("0x0ff30d6de14a8224aa97b78aea5388d1c51c1f00"), + common.HexToAddress("0x9ea779f907f0b315b364b0cfc39a0fde5b02a416"), + common.HexToAddress("0xceaeb481747ca6c540a000c1f3641f8cef161fa7"), + common.HexToAddress("0xcc34673c6c40e791051898567a1222daf90be287"), + common.HexToAddress("0x579a80d909f346fbfb1189493f521d7f48d52238"), + common.HexToAddress("0xe308bd1ac5fda103967359b2712dd89deffb7973"), + common.HexToAddress("0x4cb31628079fb14e4bc3cd5e30c2f7489b00960c"), + common.HexToAddress("0xac1ecab32727358dba8962a0f3b261731aad9723"), + common.HexToAddress("0x4fd6ace747f06ece9c49699c7cabc62d02211f75"), + common.HexToAddress("0x440c59b325d2997a134c2c7c60a8c61611212bad"), + common.HexToAddress("0x4486a3d68fac6967006d7a517b889fd3f98c102b"), + common.HexToAddress("0x9c15b54878ba618f494b38f0ae7443db6af648ba"), + common.HexToAddress("0x27b137a85656544b1ccb5a0f2e561a5703c6a68f"), + common.HexToAddress("0x21c7fdb9ed8d291d79ffd82eb2c4356ec0d81241"), + common.HexToAddress("0x23b75c2f6791eef49c69684db4c6c1f93bf49a50"), + common.HexToAddress("0x1ca6abd14d30affe533b24d7a21bff4c2d5e1f3b"), + common.HexToAddress("0xb9637156d330c0d605a791f1c31ba5890582fe1c"), + common.HexToAddress("0x6131c42fa982e56929107413a9d526fd99405560"), + common.HexToAddress("0x1591fc0f688c81fbeb17f5426a162a7024d430c2"), + common.HexToAddress("0x542a9515200d14b68e934e9830d91645a980dd7a"), + common.HexToAddress("0xc4bbd073882dd2add2424cf47d35213405b01324"), + common.HexToAddress("0x782495b7b3355efb2833d56ecb34dc22ad7dfcc4"), + common.HexToAddress("0x58b95c9a9d5d26825e70a82b6adb139d3fd829eb"), + common.HexToAddress("0x3ba4d81db016dc2890c81f3acec2454bff5aada5"), + common.HexToAddress("0xb52042c8ca3f8aa246fa79c3feaa3d959347c0ab"), + common.HexToAddress("0xe4ae1efdfc53b73893af49113d8694a057b9c0d1"), + common.HexToAddress("0x3c02a7bc0391e86d91b7d144e61c2c01a25a79c5"), + common.HexToAddress("0x0737a6b837f97f46ebade41b9bc3e1c509c85c53"), + common.HexToAddress("0x97f43a37f595ab5dd318fb46e7a155eae057317a"), + common.HexToAddress("0x52c5317c848ba20c7504cb2c8052abd1fde29d03"), + common.HexToAddress("0x4863226780fe7c0356454236d3b1c8792785748d"), + common.HexToAddress("0x5d2b2e6fcbe3b11d26b525e085ff818dae332479"), + common.HexToAddress("0x5f9f3392e9f62f63b8eac0beb55541fc8627f42c"), + common.HexToAddress("0x057b56736d32b86616a10f619859c6cd6f59092a"), + common.HexToAddress("0x9aa008f65de0b923a2a4f02012ad034a5e2e2192"), + common.HexToAddress("0x304a554a310c7e546dfe434669c62820b7d83490"), + common.HexToAddress("0x914d1b8b43e92723e64fd0a06f5bdb8dd9b10c79"), + common.HexToAddress("0x4deb0033bb26bc534b197e61d19e0733e5679784"), + common.HexToAddress("0x07f5c1e1bc2c93e0402f23341973a0e043f7bf8a"), + common.HexToAddress("0x35a051a0010aba705c9008d7a7eff6fb88f6ea7b"), + common.HexToAddress("0x4fa802324e929786dbda3b8820dc7834e9134a2a"), + common.HexToAddress("0x9da397b9e80755301a3b32173283a91c0ef6c87e"), + common.HexToAddress("0x8d9edb3054ce5c5774a420ac37ebae0ac02343c6"), + common.HexToAddress("0x0101f3be8ebb4bbd39a2e3b9a3639d4259832fd9"), + common.HexToAddress("0x5dc28b15dffed94048d73806ce4b7a4612a1d48f"), + common.HexToAddress("0xbcf899e6c7d9d5a215ab1e3444c86806fa854c76"), + common.HexToAddress("0x12e626b0eebfe86a56d633b9864e389b45dcb260"), + common.HexToAddress("0xa2f1ccba9395d7fcb155bba8bc92db9bafaeade7"), + common.HexToAddress("0xec8e57756626fdc07c63ad2eafbd28d08e7b0ca5"), + common.HexToAddress("0xd164b088bd9108b60d0ca3751da4bceb207b0782"), + common.HexToAddress("0x6231b6d0d5e77fe001c2a460bd9584fee60d409b"), + common.HexToAddress("0x1cba23d343a983e9b5cfd19496b9a9701ada385f"), + common.HexToAddress("0xa82f360a8d3455c5c41366975bde739c37bfeb8a"), + common.HexToAddress("0x9fcd2deaff372a39cc679d5c5e4de7bafb0b1339"), + common.HexToAddress("0x005f5cee7a43331d5a3d3eec71305925a62f34b6"), + common.HexToAddress("0x0e0da70933f4c7849fc0d203f5d1d43b9ae4532d"), + common.HexToAddress("0xd131637d5275fd1a68a3200f4ad25c71a2a9522e"), + common.HexToAddress("0xbc07118b9ac290e4622f5e77a0853539789effbe"), + common.HexToAddress("0x47e7aa56d6bdf3f36be34619660de61275420af8"), + common.HexToAddress("0xacd87e28b0c9d1254e868b81cba4cc20d9a32225"), + common.HexToAddress("0xadf80daec7ba8dcf15392f1ac611fff65d94f880"), + common.HexToAddress("0x5524c55fb03cf21f549444ccbecb664d0acad706"), + common.HexToAddress("0x40b803a9abce16f50f36a77ba41180eb90023925"), + common.HexToAddress("0xfe24cdd8648121a43a7c86d289be4dd2951ed49f"), + common.HexToAddress("0x17802f43a0137c506ba92291391a8a8f207f487d"), + common.HexToAddress("0x253488078a4edf4d6f42f113d1e62836a942cf1a"), + common.HexToAddress("0x86af3e9626fce1957c82e88cbf04ddf3a2ed7915"), + common.HexToAddress("0xb136707642a4ea12fb4bae820f03d2562ebff487"), + common.HexToAddress("0xdbe9b615a3ae8709af8b93336ce9b477e4ac0940"), + common.HexToAddress("0xf14c14075d6c4ed84b86798af0956deef67365b5"), + common.HexToAddress("0xca544e5c4687d109611d0f8f928b53a25af72448"), + common.HexToAddress("0xaeeb8ff27288bdabc0fa5ebb731b6f409507516c"), + common.HexToAddress("0xcbb9d3703e651b0d496cdefb8b92c25aeb2171f7"), + common.HexToAddress("0x6d87578288b6cb5549d5076a207456a1f6a63dc0"), + common.HexToAddress("0xb2c6f0dfbb716ac562e2d85d6cb2f8d5ee87603e"), + common.HexToAddress("0xaccc230e8a6e5be9160b8cdf2864dd2a001c28b6"), + common.HexToAddress("0x2b3455ec7fedf16e646268bf88846bd7a2319bb2"), + common.HexToAddress("0x4613f3bca5c44ea06337a9e439fbc6d42e501d0a"), + common.HexToAddress("0xd343b217de44030afaa275f54d31a9317c7f441e"), + common.HexToAddress("0x84ef4b2357079cd7a7c69fd7a37cd0609a679106"), + common.HexToAddress("0xda2fef9e4a3230988ff17df2165440f37e8b1708"), + common.HexToAddress("0xf4c64518ea10f995918a454158c6b61407ea345c"), + common.HexToAddress("0x7602b46df5390e432ef1c307d4f2c9ff6d65cc97"), + common.HexToAddress("0xbb9bc244d798123fde783fcc1c72d3bb8c189413"), + common.HexToAddress("0x807640a13483f8ac783c557fcdf27be11ea4ac7a"), + } +} diff --git a/params/network_params.go b/params/network_params.go new file mode 100644 index 0000000..bba2472 --- /dev/null +++ b/params/network_params.go @@ -0,0 +1,61 @@ +// Copyright 2017 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum 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 go-ethereum 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/>. + +package params + +// These are network parameters that need to be constant between clients, but +// aren't necessarily consensus related. + +const ( + // BloomBitsBlocks is the number of blocks a single bloom bit section vector + // contains on the server side. + BloomBitsBlocks uint64 = 4096 + + // BloomBitsBlocksClient is the number of blocks a single bloom bit section vector + // contains on the light client side + BloomBitsBlocksClient uint64 = 32768 + + // BloomConfirms is the number of confirmation blocks before a bloom section is + // considered probably final and its rotated bits are calculated. + BloomConfirms = 256 + + // CHTFrequency is the block frequency for creating CHTs + CHTFrequency = 32768 + + // BloomTrieFrequency is the block frequency for creating BloomTrie on both + // server/client sides. + BloomTrieFrequency = 32768 + + // HelperTrieConfirmations is the number of confirmations before a client is expected + // to have the given HelperTrie available. + HelperTrieConfirmations = 2048 + + // HelperTrieProcessConfirmations is the number of confirmations before a HelperTrie + // is generated + HelperTrieProcessConfirmations = 256 + + // CheckpointFrequency is the block frequency for creating checkpoint + CheckpointFrequency = 32768 + + // CheckpointProcessConfirmations is the number before a checkpoint is generated + CheckpointProcessConfirmations = 256 + + // ImmutabilityThreshold is the number of blocks after which a chain segment is + // considered immutable (i.e. soft finality). It is used by the downloader as a + // hard limit against deep ancestors, by the blockchain against deep reorgs, by + // the freezer as the cutoff treshold and by clique as the snapshot trust limit. + ImmutabilityThreshold = 90000 +) diff --git a/params/protocol_params.go b/params/protocol_params.go index c738450..c0c5ffd 100644 --- a/params/protocol_params.go +++ b/params/protocol_params.go @@ -16,8 +16,125 @@ package params -//import "math/big" +import "math/big" const ( - MaximumExtraDataSize uint64 = 64 // Maximum size extra data may be after Genesis. + GasLimitBoundDivisor uint64 = 1024 // The bound divisor of the gas limit, used in update calculations. + MinGasLimit uint64 = 5000 // Minimum the gas limit may ever be. + GenesisGasLimit uint64 = 4712388 // Gas limit of the Genesis block. + + MaximumExtraDataSize uint64 = 64 // Maximum size extra data may be after Genesis. + ExpByteGas uint64 = 10 // Times ceil(log256(exponent)) for the EXP instruction. + SloadGas uint64 = 50 // Multiplied by the number of 32-byte words that are copied (round up) for any *COPY operation and added. + CallValueTransferGas uint64 = 9000 // Paid for CALL when the value transfer is non-zero. + CallNewAccountGas uint64 = 25000 // Paid for CALL when the destination address didn't exist prior. + TxGas uint64 = 21000 // Per transaction not creating a contract. NOTE: Not payable on data of calls between transactions. + TxGasContractCreation uint64 = 53000 // Per transaction that creates a contract. NOTE: Not payable on data of calls between transactions. + TxDataZeroGas uint64 = 4 // Per byte of data attached to a transaction that equals zero. NOTE: Not payable on data of calls between transactions. + QuadCoeffDiv uint64 = 512 // Divisor for the quadratic particle of the memory cost equation. + LogDataGas uint64 = 8 // Per byte in a LOG* operation's data. + CallStipend uint64 = 2300 // Free gas given at beginning of call. + + Sha3Gas uint64 = 30 // Once per SHA3 operation. + Sha3WordGas uint64 = 6 // Once per word of the SHA3 operation's data. + + SstoreSetGas uint64 = 20000 // Once per SLOAD operation. + SstoreResetGas uint64 = 5000 // Once per SSTORE operation if the zeroness changes from zero. + SstoreClearGas uint64 = 5000 // Once per SSTORE operation if the zeroness doesn't change. + SstoreRefundGas uint64 = 15000 // Once per SSTORE operation if the zeroness changes to zero. + + NetSstoreNoopGas uint64 = 200 // Once per SSTORE operation if the value doesn't change. + NetSstoreInitGas uint64 = 20000 // Once per SSTORE operation from clean zero. + NetSstoreCleanGas uint64 = 5000 // Once per SSTORE operation from clean non-zero. + NetSstoreDirtyGas uint64 = 200 // Once per SSTORE operation from dirty. + + NetSstoreClearRefund uint64 = 15000 // Once per SSTORE operation for clearing an originally existing storage slot + NetSstoreResetRefund uint64 = 4800 // Once per SSTORE operation for resetting to the original non-zero value + NetSstoreResetClearRefund uint64 = 19800 // Once per SSTORE operation for resetting to the original zero value + + SstoreSentryGasEIP2200 uint64 = 2300 // Minimum gas required to be present for an SSTORE call, not consumed + SstoreNoopGasEIP2200 uint64 = 800 // Once per SSTORE operation if the value doesn't change. + SstoreDirtyGasEIP2200 uint64 = 800 // Once per SSTORE operation if a dirty value is changed. + SstoreInitGasEIP2200 uint64 = 20000 // Once per SSTORE operation from clean zero to non-zero + SstoreInitRefundEIP2200 uint64 = 19200 // Once per SSTORE operation for resetting to the original zero value + SstoreCleanGasEIP2200 uint64 = 5000 // Once per SSTORE operation from clean non-zero to something else + SstoreCleanRefundEIP2200 uint64 = 4200 // Once per SSTORE operation for resetting to the original non-zero value + SstoreClearRefundEIP2200 uint64 = 15000 // Once per SSTORE operation for clearing an originally existing storage slot + + JumpdestGas uint64 = 1 // Once per JUMPDEST operation. + EMCGas uint64 = 1 // Once per EMC operation. + EpochDuration uint64 = 30000 // Duration between proof-of-work epochs. + + CreateDataGas uint64 = 200 // + CallCreateDepth uint64 = 1024 // Maximum depth of call/create stack. + ExpGas uint64 = 10 // Once per EXP instruction + LogGas uint64 = 375 // Per LOG* operation. + CopyGas uint64 = 3 // + StackLimit uint64 = 1024 // Maximum size of VM stack allowed. + TierStepGas uint64 = 0 // Once per operation, for a selection of them. + LogTopicGas uint64 = 375 // Multiplied by the * of the LOG*, per LOG transaction. e.g. LOG0 incurs 0 * c_txLogTopicGas, LOG4 incurs 4 * c_txLogTopicGas. + CreateGas uint64 = 32000 // Once per CREATE operation & contract-creation transaction. + Create2Gas uint64 = 32000 // Once per CREATE2 operation + SelfdestructRefundGas uint64 = 24000 // Refunded following a selfdestruct operation. + MemoryGas uint64 = 3 // Times the address of the (highest referenced byte in memory + 1). NOTE: referencing happens on read, write and in instructions such as RETURN and CALL. + TxDataNonZeroGasFrontier uint64 = 68 // Per byte of data attached to a transaction that is not equal to zero. NOTE: Not payable on data of calls between transactions. + TxDataNonZeroGasEIP2028 uint64 = 16 // Per byte of non zero data attached to a transaction after EIP 2028 (part in Istanbul) + + // These have been changed during the course of the chain + CallGasFrontier uint64 = 40 // Once per CALL operation & message call transaction. + CallGasEIP150 uint64 = 700 // Static portion of gas for CALL-derivates after EIP 150 (Tangerine) + BalanceGasFrontier uint64 = 20 // The cost of a BALANCE operation + BalanceGasEIP150 uint64 = 400 // The cost of a BALANCE operation after Tangerine + BalanceGasEIP1884 uint64 = 700 // The cost of a BALANCE operation after EIP 1884 (part of Istanbul) + ExtcodeSizeGasFrontier uint64 = 20 // Cost of EXTCODESIZE before EIP 150 (Tangerine) + ExtcodeSizeGasEIP150 uint64 = 700 // Cost of EXTCODESIZE after EIP 150 (Tangerine) + SloadGasFrontier uint64 = 50 + SloadGasEIP150 uint64 = 200 + SloadGasEIP1884 uint64 = 800 // Cost of SLOAD after EIP 1884 (part of Istanbul) + ExtcodeHashGasConstantinople uint64 = 400 // Cost of EXTCODEHASH (introduced in Constantinople) + ExtcodeHashGasEIP1884 uint64 = 700 // Cost of EXTCODEHASH after EIP 1884 (part in Istanbul) + SelfdestructGasEIP150 uint64 = 5000 // Cost of SELFDESTRUCT post EIP 150 (Tangerine) + + // EXP has a dynamic portion depending on the size of the exponent + ExpByteFrontier uint64 = 10 // was set to 10 in Frontier + ExpByteEIP158 uint64 = 50 // was raised to 50 during Eip158 (Spurious Dragon) + + // Extcodecopy has a dynamic AND a static cost. This represents only the + // static portion of the gas. It was changed during EIP 150 (Tangerine) + ExtcodeCopyBaseFrontier uint64 = 20 + ExtcodeCopyBaseEIP150 uint64 = 700 + + // CreateBySelfdestructGas is used when the refunded account is one that does + // not exist. This logic is similar to call. + // Introduced in Tangerine Whistle (Eip 150) + CreateBySelfdestructGas uint64 = 25000 + + MaxCodeSize = 24576 // Maximum bytecode to permit for a contract + + // Precompiled contract gas prices + + EcrecoverGas uint64 = 3000 // Elliptic curve sender recovery gas price + Sha256BaseGas uint64 = 60 // Base price for a SHA256 operation + Sha256PerWordGas uint64 = 12 // Per-word price for a SHA256 operation + Ripemd160BaseGas uint64 = 600 // Base price for a RIPEMD160 operation + Ripemd160PerWordGas uint64 = 120 // Per-word price for a RIPEMD160 operation + IdentityBaseGas uint64 = 15 // Base price for a data copy operation + IdentityPerWordGas uint64 = 3 // Per-work price for a data copy operation + ModExpQuadCoeffDiv uint64 = 20 // Divisor for the quadratic particle of the big int modular exponentiation + + Bn256AddGasByzantium uint64 = 500 // Byzantium gas needed for an elliptic curve addition + Bn256AddGasIstanbul uint64 = 150 // Gas needed for an elliptic curve addition + Bn256ScalarMulGasByzantium uint64 = 40000 // Byzantium gas needed for an elliptic curve scalar multiplication + Bn256ScalarMulGasIstanbul uint64 = 6000 // Gas needed for an elliptic curve scalar multiplication + Bn256PairingBaseGasByzantium uint64 = 100000 // Byzantium base price for an elliptic curve pairing check + Bn256PairingBaseGasIstanbul uint64 = 45000 // Base price for an elliptic curve pairing check + Bn256PairingPerPointGasByzantium uint64 = 80000 // Byzantium per-point price for an elliptic curve pairing check + Bn256PairingPerPointGasIstanbul uint64 = 34000 // Per-point price for an elliptic curve pairing check +) + +var ( + DifficultyBoundDivisor = big.NewInt(2048) // The bound divisor of the difficulty, used in the update calculations. + GenesisDifficulty = big.NewInt(131072) // Difficulty of the Genesis block. + MinimumDifficulty = big.NewInt(131072) // The minimum that the difficulty may ever be. + DurationLimit = big.NewInt(13) // The decision boundary on the blocktime duration used to determine whether difficulty should go up or not. ) diff --git a/params/version.go b/params/version.go new file mode 100644 index 0000000..94386f5 --- /dev/null +++ b/params/version.go @@ -0,0 +1,67 @@ +// Copyright 2016 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum 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 go-ethereum 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/>. + +package params + +import ( + "fmt" +) + +const ( + VersionMajor = 1 // Major version component of the current release + VersionMinor = 9 // Minor version component of the current release + VersionPatch = 3 // Patch version component of the current release + VersionMeta = "unstable" // Version metadata to append to the version string +) + +// Version holds the textual version string. +var Version = func() string { + return fmt.Sprintf("%d.%d.%d", VersionMajor, VersionMinor, VersionPatch) +}() + +// VersionWithMeta holds the textual version string including the metadata. +var VersionWithMeta = func() string { + v := Version + if VersionMeta != "" { + v += "-" + VersionMeta + } + return v +}() + +// ArchiveVersion holds the textual version string used for Geth archives. +// e.g. "1.8.11-dea1ce05" for stable releases, or +// "1.8.13-unstable-21c059b6" for unstable releases +func ArchiveVersion(gitCommit string) string { + vsn := Version + if VersionMeta != "stable" { + vsn += "-" + VersionMeta + } + if len(gitCommit) >= 8 { + vsn += "-" + gitCommit[:8] + } + return vsn +} + +func VersionWithCommit(gitCommit, gitDate string) string { + vsn := VersionWithMeta + if len(gitCommit) >= 8 { + vsn += "-" + gitCommit[:8] + } + if (VersionMeta != "stable") && (gitDate != "") { + vsn += "-" + gitDate + } + return vsn +} |