params

package
v0.0.0-...-4511306 Latest Latest
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 Go to latest Published: Sep 27, 2022 License: GPL-3.0 Imports: 5 Imported by: 0

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Index

Constants

View Source 
const (
	Wei   = 1
	GWei  = 1e9
	Ether = 1e18
)

These are the multipliers for ether denominations. Example: To get the wei value of an amount in 'gwei', use 

new(big.Int).Mul(value, big.NewInt(params.GWei))
View Source 
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

	// FullImmutabilityThreshold 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 threshold and by clique as the snapshot trust limit.
	FullImmutabilityThreshold = 90000

	// LightImmutabilityThreshold is the number of blocks after which a header chain
	// segment is considered immutable for light client(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 light pruner as the pruning validity guarantee.
	LightImmutabilityThreshold = 30000
)
View Source 
const (
	GasLimitBoundDivisor uint64 = 1024               // The bound divisor of the gas limit, used in update calculations.
	MinGasLimit          uint64 = 5000               // Minimum the gas limit may ever be.
	MaxGasLimit          uint64 = 0x7fffffffffffffff // Maximum the gas limit (2^63-1).
	GenesisGasLimit      uint64 = 4712388            // Gas limit of the Genesis block.

	MaximumExtraDataSize  uint64 = 32    // 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.

	Keccak256Gas     uint64 = 30 // Once per KECCAK256 operation.
	Keccak256WordGas uint64 = 6  // Once per word of the KECCAK256 operation's data.

	SstoreSetGas    uint64 = 20000 // Once per SSTORE 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
	SstoreSetGasEIP2200               uint64 = 20000 // Once per SSTORE operation from clean zero to non-zero
	SstoreResetGasEIP2200             uint64 = 5000  // Once per SSTORE operation from clean non-zero to something else
	SstoreClearsScheduleRefundEIP2200 uint64 = 15000 // Once per SSTORE operation for clearing an originally existing storage slot

	ColdAccountAccessCostEIP2929 = uint64(2600) // COLD_ACCOUNT_ACCESS_COST
	ColdSloadCostEIP2929         = uint64(2100) // COLD_SLOAD_COST
	WarmStorageReadCostEIP2929   = uint64(100)  // WARM_STORAGE_READ_COST

	// In EIP-2200: SstoreResetGas was 5000.
	// In EIP-2929: SstoreResetGas was changed to '5000 - COLD_SLOAD_COST'.
	// In EIP-3529: SSTORE_CLEARS_SCHEDULE is defined as SSTORE_RESET_GAS + ACCESS_LIST_STORAGE_KEY_COST
	// Which becomes: 5000 - 2100 + 1900 = 4800
	SstoreClearsScheduleRefundEIP3529 uint64 = SstoreResetGasEIP2200 - ColdSloadCostEIP2929 + TxAccessListStorageKeyGas

	JumpdestGas   uint64 = 1     // Once per JUMPDEST 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)
	TxAccessListAddressGas    uint64 = 2400 // Per address specified in EIP 2930 access list
	TxAccessListStorageKeyGas uint64 = 1900 // Per storage key specified in EIP 2930 access list

	// 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)
	SloadGasEIP2200              uint64 = 800  // Cost of SLOAD after EIP 2200 (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

	BaseFeeChangeDenominator = 8          // Bounds the amount the base fee can change between blocks.
	ElasticityMultiplier     = 2          // Bounds the maximum gas limit an EIP-1559 block may have.
	InitialBaseFee           = 1000000000 // Initial base fee for EIP-1559 blocks.

	MaxCodeSize = 24576 // Maximum bytecode to permit for a contract

	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

	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

	Bls12381G1AddGas          uint64 = 600    // Price for BLS12-381 elliptic curve G1 point addition
	Bls12381G1MulGas          uint64 = 12000  // Price for BLS12-381 elliptic curve G1 point scalar multiplication
	Bls12381G2AddGas          uint64 = 4500   // Price for BLS12-381 elliptic curve G2 point addition
	Bls12381G2MulGas          uint64 = 55000  // Price for BLS12-381 elliptic curve G2 point scalar multiplication
	Bls12381PairingBaseGas    uint64 = 115000 // Base gas price for BLS12-381 elliptic curve pairing check
	Bls12381PairingPerPairGas uint64 = 23000  // Per-point pair gas price for BLS12-381 elliptic curve pairing check
	Bls12381MapG1Gas          uint64 = 5500   // Gas price for BLS12-381 mapping field element to G1 operation
	Bls12381MapG2Gas          uint64 = 110000 // Gas price for BLS12-381 mapping field element to G2 operation

	// The Refund Quotient is the cap on how much of the used gas can be refunded. Before EIP-3529,
	// up to half the consumed gas could be refunded. Redefined as 1/5th in EIP-3529
	RefundQuotient        uint64 = 2
	RefundQuotientEIP3529 uint64 = 5
)
View Source 
const (
	VersionMajor = 1        // Major version component of the current release
	VersionMinor = 10       // Minor version component of the current release
	VersionPatch = 21       // Patch version component of the current release
	VersionMeta  = "stable" // Version metadata to append to the version string
)

Variables

View Source 
var (
	MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
	RopstenGenesisHash = common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d")
	SepoliaGenesisHash = common.HexToHash("0x25a5cc106eea7138acab33231d7160d69cb777ee0c2c553fcddf5138993e6dd9")
	RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177")
	GoerliGenesisHash  = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a")
	KilnGenesisHash    = common.HexToHash("0x51c7fe41be669f69c45c33a56982cbde405313342d9e2b00d7c91a7b284dd4f8")
)

Genesis hashes to enforce below configs on.

View Source 
var (
	// MainnetChainConfig is the chain parameters to run a node on the main network.
	MainnetChainConfig = &ChainConfig{
		ChainID:             big.NewInt(1),
		HomesteadBlock:      big.NewInt(1_150_000),
		DAOForkBlock:        big.NewInt(1_920_000),
		DAOForkSupport:      true,
		EIP150Block:         big.NewInt(2_463_000),
		EIP150Hash:          common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
		EIP155Block:         big.NewInt(2_675_000),
		EIP158Block:         big.NewInt(2_675_000),
		ByzantiumBlock:      big.NewInt(4_370_000),
		ConstantinopleBlock: big.NewInt(7_280_000),
		PetersburgBlock:     big.NewInt(7_280_000),
		IstanbulBlock:       big.NewInt(9_069_000),
		MuirGlacierBlock:    big.NewInt(9_200_000),
		BerlinBlock:         big.NewInt(12_244_000),
		LondonBlock:         big.NewInt(12_965_000),
		ArrowGlacierBlock:   big.NewInt(13_773_000),
		GrayGlacierBlock:    big.NewInt(15_050_000),
		Ethash:              new(EthashConfig),
	}

	// MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network.
	MainnetTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 451,
		SectionHead:  common.HexToHash("0xe47f84b9967eb2ad2afff74d59901b63134660011822fdababaf8fdd18a75aa6"),
		CHTRoot:      common.HexToHash("0xc31e0462ca3d39a46111bb6b63ac4e1cac84089472b7474a319d582f72b3f0c0"),
		BloomRoot:    common.HexToHash("0x7c9f25ce3577a3ab330d52a7343f801899cf9d4980c69f81de31ccc1a055c809"),
	}

	// MainnetCheckpointOracle contains a set of configs for the main network oracle.
	MainnetCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0x9a9070028361F7AAbeB3f2F2Dc07F82C4a98A02a"),
		Signers: []common.Address{
			common.HexToAddress("0x1b2C260efc720BE89101890E4Db589b44E950527"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
			common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"),
		},
		Threshold: 2,
	}

	// RopstenChainConfig contains the chain parameters to run a node on the Ropsten test network.
	RopstenChainConfig = &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(1_700_000),
		ConstantinopleBlock:     big.NewInt(4_230_000),
		PetersburgBlock:         big.NewInt(4_939_394),
		IstanbulBlock:           big.NewInt(6_485_846),
		MuirGlacierBlock:        big.NewInt(7_117_117),
		BerlinBlock:             big.NewInt(9_812_189),
		LondonBlock:             big.NewInt(10_499_401),
		TerminalTotalDifficulty: new(big.Int).SetUint64(50000000000000000),
		Ethash:                  new(EthashConfig),
	}

	// RopstenTrustedCheckpoint contains the light client trusted checkpoint for the Ropsten test network.
	RopstenTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 346,
		SectionHead:  common.HexToHash("0xafa0384ebd13a751fb7475aaa7fc08ac308925c8b2e2195bca2d4ab1878a7a84"),
		CHTRoot:      common.HexToHash("0x522ae1f334bfa36033b2315d0b9954052780700b69448ecea8d5877e0f7ee477"),
		BloomRoot:    common.HexToHash("0x4093fd53b0d2cc50181dca353fe66f03ae113e7cb65f869a4dfb5905de6a0493"),
	}

	// RopstenCheckpointOracle contains a set of configs for the Ropsten test network oracle.
	RopstenCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0xEF79475013f154E6A65b54cB2742867791bf0B84"),
		Signers: []common.Address{
			common.HexToAddress("0x32162F3581E88a5f62e8A61892B42C46E2c18f7b"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
			common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"),
		},
		Threshold: 2,
	}

	// SepoliaChainConfig contains the chain parameters to run a node on the Sepolia test network.
	SepoliaChainConfig = &ChainConfig{
		ChainID:                 big.NewInt(11155111),
		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:           big.NewInt(0),
		MuirGlacierBlock:        big.NewInt(0),
		BerlinBlock:             big.NewInt(0),
		LondonBlock:             big.NewInt(0),
		TerminalTotalDifficulty: big.NewInt(17_000_000_000_000_000),
		MergeNetsplitBlock:      big.NewInt(1735371),
		Ethash:                  new(EthashConfig),
	}

	// SepoliaTrustedCheckpoint contains the light client trusted checkpoint for the Sepolia test network.
	SepoliaTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 34,
		SectionHead:  common.HexToHash("0xe361400fcbc468d641e7bdd0b0946a3548e97c5d2703b124f04a3f1deccec244"),
		CHTRoot:      common.HexToHash("0xea6768fd288dce7d84f590884908ec39e4de78e6e1a38de5c5419b0f49a42f91"),
		BloomRoot:    common.HexToHash("0x06d32f35d5a611bfd0333ad44e39c619449824167d8ef2913edc48a8112be2cd"),
	}

	// 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(1_035_301),
		ConstantinopleBlock: big.NewInt(3_660_663),
		PetersburgBlock:     big.NewInt(4_321_234),
		IstanbulBlock:       big.NewInt(5_435_345),
		MuirGlacierBlock:    nil,
		BerlinBlock:         big.NewInt(8_290_928),
		LondonBlock:         big.NewInt(8_897_988),
		ArrowGlacierBlock:   nil,
		Clique: &CliqueConfig{
			Period: 15,
			Epoch:  30000,
		},
	}

	// RinkebyTrustedCheckpoint contains the light client trusted checkpoint for the Rinkeby test network.
	RinkebyTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 326,
		SectionHead:  common.HexToHash("0x941a41a153b0e36cb15d9d193d1d0f9715bdb2435efd1c95119b64168667ce00"),
		CHTRoot:      common.HexToHash("0xe2331e00d579cf4093091dee35bef772e63c2341380c276041dc22563c8aba2e"),
		BloomRoot:    common.HexToHash("0x595206febcf118958c2bc1218ea71d01fd04b8f97ad71813df4be0af5b36b0e5"),
	}

	// RinkebyCheckpointOracle contains a set of configs for the Rinkeby test network oracle.
	RinkebyCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0xebe8eFA441B9302A0d7eaECc277c09d20D684540"),
		Signers: []common.Address{
			common.HexToAddress("0xd9c9cd5f6779558b6e0ed4e6acf6b1947e7fa1f3"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
		},
		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:           big.NewInt(1_561_651),
		MuirGlacierBlock:        nil,
		BerlinBlock:             big.NewInt(4_460_644),
		LondonBlock:             big.NewInt(5_062_605),
		ArrowGlacierBlock:       nil,
		TerminalTotalDifficulty: big.NewInt(10_790_000),
		Clique: &CliqueConfig{
			Period: 15,
			Epoch:  30000,
		},
	}

	// GoerliTrustedCheckpoint contains the light client trusted checkpoint for the Görli test network.
	GoerliTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 210,
		SectionHead:  common.HexToHash("0xbb11eaf551a6c06f74a6c7bbfe1699cbf64b8f248b64691da916dd443176db2f"),
		CHTRoot:      common.HexToHash("0x9934ae326d00d9c7de2e074c0e51689efb7fa7fcba18929ff4279c27259c45e6"),
		BloomRoot:    common.HexToHash("0x7fe3bd4fd45194aa8a5cfe5ac590edff1f870d3d98d3c310494e7f67613a87ff"),
	}

	// GoerliCheckpointOracle contains a set of configs for the Goerli test network oracle.
	GoerliCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0x18CA0E045F0D772a851BC7e48357Bcaab0a0795D"),
		Signers: []common.Address{
			common.HexToAddress("0x4769bcaD07e3b938B7f43EB7D278Bc7Cb9efFb38"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
			common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"),
		},
		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), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, new(EthashConfig), nil, DisableArbitrumParams()}

	// 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), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}, DisableArbitrumParams()}

	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), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, new(EthashConfig), nil, DisableArbitrumParams()}
	TestRules       = TestChainConfig.Rules(new(big.Int), false)
)
View Source 
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.
)
View Source 
var ArbitrumSupportedChainConfigs = []*ChainConfig{
	ArbitrumOneChainConfig(),
	ArbitrumNovaChainConfig(),
	ArbitrumRollupGoerliTestnetChainConfig(),
	ArbitrumDevTestChainConfig(),
	ArbitrumDevTestDASChainConfig(),
	ArbitrumAnytrustGoerliTestnetChainConfig(),
	ArbitrumRinkebyTestnetChainConfig(),
}
View Source 
var Bls12381MultiExpDiscountTable = [128]uint64{} /* 128 elements not displayed */

Gas discount table for BLS12-381 G1 and G2 multi exponentiation operations

View Source 
var CheckpointOracles = map[common.Hash]*CheckpointOracleConfig{
	MainnetGenesisHash: MainnetCheckpointOracle,
	RopstenGenesisHash: RopstenCheckpointOracle,
	RinkebyGenesisHash: RinkebyCheckpointOracle,
	GoerliGenesisHash:  GoerliCheckpointOracle,
}

CheckpointOracles associates each known checkpoint oracles with the genesis hash of the chain it belongs to.

View Source 
var DAOForkBlockExtra = common.FromHex("0x64616f2d686172642d666f726b")

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").

View Source 
var DAOForkExtraRange = big.NewInt(10)

DAOForkExtraRange is the number of consecutive blocks from the DAO fork point to override the extra-data in to prevent no-fork attacks.

View Source 
var DAORefundContract = common.HexToAddress("0xbf4ed7b27f1d666546e30d74d50d173d20bca754")

DAORefundContract is the address of the refund contract to send DAO balances to.

View Source 
var GoerliBootnodes = []string{

	"enode://011f758e6552d105183b1761c5e2dea0111bc20fd5f6422bc7f91e0fabbec9a6595caf6239b37feb773dddd3f87240d99d859431891e4a642cf2a0a9e6cbb98a@51.141.78.53:30303",
	"enode://176b9417f511d05b6b2cf3e34b756cf0a7096b3094572a8f6ef4cdcb9d1f9d00683bf0f83347eebdf3b81c3521c2332086d9592802230bf528eaf606a1d9677b@13.93.54.137:30303",
	"enode://46add44b9f13965f7b9875ac6b85f016f341012d84f975377573800a863526f4da19ae2c620ec73d11591fa9510e992ecc03ad0751f53cc02f7c7ed6d55c7291@94.237.54.114:30313",
	"enode://b5948a2d3e9d486c4d75bf32713221c2bd6cf86463302339299bd227dc2e276cd5a1c7ca4f43a0e9122fe9af884efed563bd2a1fd28661f3b5f5ad7bf1de5949@18.218.250.66:30303",

	"enode://a61215641fb8714a373c80edbfa0ea8878243193f57c96eeb44d0bc019ef295abd4e044fd619bfc4c59731a73fb79afe84e9ab6da0c743ceb479cbb6d263fa91@3.11.147.67:30303",

	"enode://d4f764a48ec2a8ecf883735776fdefe0a3949eb0ca476bd7bc8d0954a9defe8fea15ae5da7d40b5d2d59ce9524a99daedadf6da6283fca492cc80b53689fb3b3@46.4.99.122:32109",
	"enode://d2b720352e8216c9efc470091aa91ddafc53e222b32780f505c817ceef69e01d5b0b0797b69db254c586f493872352f5a022b4d8479a00fc92ec55f9ad46a27e@88.99.70.182:30303",
}

GoerliBootnodes are the enode URLs of the P2P bootstrap nodes running on the Görli test network.

View Source 
var KilnBootnodes = []string{
	"enode://c354db99124f0faf677ff0e75c3cbbd568b2febc186af664e0c51ac435609badedc67a18a63adb64dacc1780a28dcefebfc29b83fd1a3f4aa3c0eb161364cf94@164.92.130.5:30303",
	"enode://d41af1662434cad0a88fe3c7c92375ec5719f4516ab6d8cb9695e0e2e815382c767038e72c224e04040885157da47422f756c040a9072676c6e35c5b1a383cce@138.68.66.103:30303",
	"enode://91a745c3fb069f6b99cad10b75c463d527711b106b622756e9ef9f12d2631b6cb885f831d1c8731b9bc7177cae5e1ea1f1be087f86d7d30b590a91f22bc041b0@165.232.180.230:30303",
	"enode://b74bd2e8a9f0c53f0c93bcce80818f2f19439fd807af5c7fbc3efb10130c6ee08be8f3aaec7dc0a057ad7b2a809c8f34dc62431e9b6954b07a6548cc59867884@164.92.140.200:30303",
}
View Source 
var MainnetBootnodes = []string{

	"enode://d860a01f9722d78051619d1e2351aba3f43f943f6f00718d1b9baa4101932a1f5011f16bb2b1bb35db20d6fe28fa0bf09636d26a87d31de9ec6203eeedb1f666@18.138.108.67:30303",
	"enode://22a8232c3abc76a16ae9d6c3b164f98775fe226f0917b0ca871128a74a8e9630b458460865bab457221f1d448dd9791d24c4e5d88786180ac185df813a68d4de@3.209.45.79:30303",
	"enode://8499da03c47d637b20eee24eec3c356c9a2e6148d6fe25ca195c7949ab8ec2c03e3556126b0d7ed644675e78c4318b08691b7b57de10e5f0d40d05b09238fa0a@52.187.207.27:30303",
	"enode://103858bdb88756c71f15e9b5e09b56dc1be52f0a5021d46301dbbfb7e130029cc9d0d6f73f693bc29b665770fff7da4d34f3c6379fe12721b5d7a0bcb5ca1fc1@191.234.162.198:30303",
	"enode://715171f50508aba88aecd1250af392a45a330af91d7b90701c436b618c86aaa1589c9184561907bebbb56439b8f8787bc01f49a7c77276c58c1b09822d75e8e8@52.231.165.108:30303",
	"enode://5d6d7cd20d6da4bb83a1d28cadb5d409b64edf314c0335df658c1a54e32c7c4a7ab7823d57c39b6a757556e68ff1df17c748b698544a55cb488b52479a92b60f@104.42.217.25:30303",
	"enode://2b252ab6a1d0f971d9722cb839a42cb81db019ba44c08754628ab4a823487071b5695317c8ccd085219c3a03af063495b2f1da8d18218da2d6a82981b45e6ffc@65.108.70.101:30303",
	"enode://4aeb4ab6c14b23e2c4cfdce879c04b0748a20d8e9b59e25ded2a08143e265c6c25936e74cbc8e641e3312ca288673d91f2f93f8e277de3cfa444ecdaaf982052@157.90.35.166:30303",
}

MainnetBootnodes are the enode URLs of the P2P bootstrap nodes running on the main Ethereum network.

View Source 
var NetworkNames = map[string]string{
	MainnetChainConfig.ChainID.String(): "mainnet",
	RopstenChainConfig.ChainID.String(): "ropsten",
	RinkebyChainConfig.ChainID.String(): "rinkeby",
	GoerliChainConfig.ChainID.String():  "goerli",
	SepoliaChainConfig.ChainID.String(): "sepolia",
}

NetworkNames are user friendly names to use in the chain spec banner.

View Source 
var RinkebyBootnodes = []string{
	"enode://a24ac7c5484ef4ed0c5eb2d36620ba4e4aa13b8c84684e1b4aab0cebea2ae45cb4d375b77eab56516d34bfbd3c1a833fc51296ff084b770b94fb9028c4d25ccf@52.169.42.101:30303",
	"enode://343149e4feefa15d882d9fe4ac7d88f885bd05ebb735e547f12e12080a9fa07c8014ca6fd7f373123488102fe5e34111f8509cf0b7de3f5b44339c9f25e87cb8@52.3.158.184:30303",
	"enode://b6b28890b006743680c52e64e0d16db57f28124885595fa03a562be1d2bf0f3a1da297d56b13da25fb992888fd556d4c1a27b1f39d531bde7de1921c90061cc6@159.89.28.211:30303",
}

RinkebyBootnodes are the enode URLs of the P2P bootstrap nodes running on the Rinkeby test network.

View Source 
var RopstenBootnodes = []string{
	"enode://30b7ab30a01c124a6cceca36863ece12c4f5fa68e3ba9b0b51407ccc002eeed3b3102d20a88f1c1d3c3154e2449317b8ef95090e77b312d5cc39354f86d5d606@52.176.7.10:30303",
	"enode://865a63255b3bb68023b6bffd5095118fcc13e79dcf014fe4e47e065c350c7cc72af2e53eff895f11ba1bbb6a2b33271c1116ee870f266618eadfc2e78aa7349c@52.176.100.77:30303",
	"enode://6332792c4a00e3e4ee0926ed89e0d27ef985424d97b6a45bf0f23e51f0dcb5e66b875777506458aea7af6f9e4ffb69f43f3778ee73c81ed9d34c51c4b16b0b0f@52.232.243.152:30303",
	"enode://94c15d1b9e2fe7ce56e458b9a3b672ef11894ddedd0c6f247e0f1d3487f52b66208fb4aeb8179fce6e3a749ea93ed147c37976d67af557508d199d9594c35f09@192.81.208.223:30303",
}

RopstenBootnodes are the enode URLs of the P2P bootstrap nodes running on the Ropsten test network.

View Source 
var SepoliaBootnodes = []string{

	"enode://9246d00bc8fd1742e5ad2428b80fc4dc45d786283e05ef6edbd9002cbc335d40998444732fbe921cb88e1d2c73d1b1de53bae6a2237996e9bfe14f871baf7066@18.168.182.86:30303",

	"enode://ec66ddcf1a974950bd4c782789a7e04f8aa7110a72569b6e65fcd51e937e74eed303b1ea734e4d19cfaec9fbff9b6ee65bf31dcb50ba79acce9dd63a6aca61c7@52.14.151.177:30303",
}

SepoliaBootnodes are the enode URLs of the P2P bootstrap nodes running on the Sepolia test network.

View Source 
var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{
	MainnetGenesisHash: MainnetTrustedCheckpoint,
	RopstenGenesisHash: RopstenTrustedCheckpoint,
	SepoliaGenesisHash: SepoliaTrustedCheckpoint,
	RinkebyGenesisHash: RinkebyTrustedCheckpoint,
	GoerliGenesisHash:  GoerliTrustedCheckpoint,
}

TrustedCheckpoints associates each known checkpoint with the genesis hash of the chain it belongs to.

View Source 
var V5Bootnodes = []string{

	"enr:-KG4QOtcP9X1FbIMOe17QNMKqDxCpm14jcX5tiOE4_TyMrFqbmhPZHK_ZPG2Gxb1GE2xdtodOfx9-cgvNtxnRyHEmC0ghGV0aDKQ9aX9QgAAAAD__________4JpZIJ2NIJpcIQDE8KdiXNlY3AyNTZrMaEDhpehBDbZjM_L9ek699Y7vhUJ-eAdMyQW_Fil522Y0fODdGNwgiMog3VkcIIjKA",
	"enr:-KG4QDyytgmE4f7AnvW-ZaUOIi9i79qX4JwjRAiXBZCU65wOfBu-3Nb5I7b_Rmg3KCOcZM_C3y5pg7EBU5XGrcLTduQEhGV0aDKQ9aX9QgAAAAD__________4JpZIJ2NIJpcIQ2_DUbiXNlY3AyNTZrMaEDKnz_-ps3UUOfHWVYaskI5kWYO_vtYMGYCQRAR3gHDouDdGNwgiMog3VkcIIjKA",

	"enr:-Ku4QImhMc1z8yCiNJ1TyUxdcfNucje3BGwEHzodEZUan8PherEo4sF7pPHPSIB1NNuSg5fZy7qFsjmUKs2ea1Whi0EBh2F0dG5ldHOIAAAAAAAAAACEZXRoMpD1pf1CAAAAAP__________gmlkgnY0gmlwhBLf22SJc2VjcDI1NmsxoQOVphkDqal4QzPMksc5wnpuC3gvSC8AfbFOnZY_On34wIN1ZHCCIyg",
	"enr:-Ku4QP2xDnEtUXIjzJ_DhlCRN9SN99RYQPJL92TMlSv7U5C1YnYLjwOQHgZIUXw6c-BvRg2Yc2QsZxxoS_pPRVe0yK8Bh2F0dG5ldHOIAAAAAAAAAACEZXRoMpD1pf1CAAAAAP__________gmlkgnY0gmlwhBLf22SJc2VjcDI1NmsxoQMeFF5GrS7UZpAH2Ly84aLK-TyvH-dRo0JM1i8yygH50YN1ZHCCJxA",
	"enr:-Ku4QPp9z1W4tAO8Ber_NQierYaOStqhDqQdOPY3bB3jDgkjcbk6YrEnVYIiCBbTxuar3CzS528d2iE7TdJsrL-dEKoBh2F0dG5ldHOIAAAAAAAAAACEZXRoMpD1pf1CAAAAAP__________gmlkgnY0gmlwhBLf22SJc2VjcDI1NmsxoQMw5fqqkw2hHC4F5HZZDPsNmPdB1Gi8JPQK7pRc9XHh-oN1ZHCCKvg",

	"enr:-IS4QLkKqDMy_ExrpOEWa59NiClemOnor-krjp4qoeZwIw2QduPC-q7Kz4u1IOWf3DDbdxqQIgC4fejavBOuUPy-HE4BgmlkgnY0gmlwhCLzAHqJc2VjcDI1NmsxoQLQSJfEAHZApkm5edTCZ_4qps_1k_ub2CxHFxi-gr2JMIN1ZHCCIyg",
	"enr:-IS4QDAyibHCzYZmIYZCjXwU9BqpotWmv2BsFlIq1V31BwDDMJPFEbox1ijT5c2Ou3kvieOKejxuaCqIcjxBjJ_3j_cBgmlkgnY0gmlwhAMaHiCJc2VjcDI1NmsxoQJIdpj_foZ02MXz4It8xKD7yUHTBx7lVFn3oeRP21KRV4N1ZHCCIyg",

	"enr:-Ku4QHqVeJ8PPICcWk1vSn_XcSkjOkNiTg6Fmii5j6vUQgvzMc9L1goFnLKgXqBJspJjIsB91LTOleFmyWWrFVATGngBh2F0dG5ldHOIAAAAAAAAAACEZXRoMpC1MD8qAAAAAP__________gmlkgnY0gmlwhAMRHkWJc2VjcDI1NmsxoQKLVXFOhp2uX6jeT0DvvDpPcU8FWMjQdR4wMuORMhpX24N1ZHCCIyg",
	"enr:-Ku4QG-2_Md3sZIAUebGYT6g0SMskIml77l6yR-M_JXc-UdNHCmHQeOiMLbylPejyJsdAPsTHJyjJB2sYGDLe0dn8uYBh2F0dG5ldHOIAAAAAAAAAACEZXRoMpC1MD8qAAAAAP__________gmlkgnY0gmlwhBLY-NyJc2VjcDI1NmsxoQORcM6e19T1T9gi7jxEZjk_sjVLGFscUNqAY9obgZaxbIN1ZHCCIyg",
	"enr:-Ku4QPn5eVhcoF1opaFEvg1b6JNFD2rqVkHQ8HApOKK61OIcIXD127bKWgAtbwI7pnxx6cDyk_nI88TrZKQaGMZj0q0Bh2F0dG5ldHOIAAAAAAAAAACEZXRoMpC1MD8qAAAAAP__________gmlkgnY0gmlwhDayLMaJc2VjcDI1NmsxoQK2sBOLGcUb4AwuYzFuAVCaNHA-dy24UuEKkeFNgCVCsIN1ZHCCIyg",
	"enr:-Ku4QEWzdnVtXc2Q0ZVigfCGggOVB2Vc1ZCPEc6j21NIFLODSJbvNaef1g4PxhPwl_3kax86YPheFUSLXPRs98vvYsoBh2F0dG5ldHOIAAAAAAAAAACEZXRoMpC1MD8qAAAAAP__________gmlkgnY0gmlwhDZBrP2Jc2VjcDI1NmsxoQM6jr8Rb1ktLEsVcKAPa08wCsKUmvoQ8khiOl_SLozf9IN1ZHCCIyg",
}
View Source 
var Version = func() string {
	return fmt.Sprintf("%d.%d.%d", VersionMajor, VersionMinor, VersionPatch)
}()

Version holds the textual version string.

View Source 
var VersionWithMeta = func() string {
	v := Version
	if VersionMeta != "" {
		v += "-" + VersionMeta
	}
	return v
}()

VersionWithMeta holds the textual version string including the metadata.

Functions

func ArchiveVersion 

func ArchiveVersion(gitCommit string) string

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 DAODrainList 

func DAODrainList() []common.Address

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 KnownDNSNetwork 

func KnownDNSNetwork(genesis common.Hash, protocol string) string

KnownDNSNetwork returns the address of a public DNS-based node list for the given genesis hash and protocol. See https://github.com/ethereum/discv4-dns-lists for more information.

func VersionWithCommit 

func VersionWithCommit(gitCommit, gitDate string) string

Types

type ArbitrumChainParams 

type ArbitrumChainParams struct {
	EnableArbOS               bool
	AllowDebugPrecompiles     bool
	DataAvailabilityCommittee bool
	InitialArbOSVersion       uint64
	InitialChainOwner         common.Address
	GenesisBlockNum           uint64
}

func ArbitrumAnytrustGoerliTestnetParams 

func ArbitrumAnytrustGoerliTestnetParams() ArbitrumChainParams

func ArbitrumDevTestDASParams 

func ArbitrumDevTestDASParams() ArbitrumChainParams

func ArbitrumDevTestParams 

func ArbitrumDevTestParams() ArbitrumChainParams

func ArbitrumNovaParams 

func ArbitrumNovaParams() ArbitrumChainParams

func ArbitrumOneParams 

func ArbitrumOneParams() ArbitrumChainParams

func ArbitrumRinkebyTestParams 

func ArbitrumRinkebyTestParams() ArbitrumChainParams

func ArbitrumRollupGoerliTestnetParams 

func ArbitrumRollupGoerliTestnetParams() ArbitrumChainParams

func DisableArbitrumParams 

func DisableArbitrumParams() ArbitrumChainParams

type ChainConfig 

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)
	MuirGlacierBlock    *big.Int `json:"muirGlacierBlock,omitempty"`    // Eip-2384 (bomb delay) switch block (nil = no fork, 0 = already activated)
	BerlinBlock         *big.Int `json:"berlinBlock,omitempty"`         // Berlin switch block (nil = no fork, 0 = already on berlin)
	LondonBlock         *big.Int `json:"londonBlock,omitempty"`         // London switch block (nil = no fork, 0 = already on london)
	ArrowGlacierBlock   *big.Int `json:"arrowGlacierBlock,omitempty"`   // Eip-4345 (bomb delay) switch block (nil = no fork, 0 = already activated)
	GrayGlacierBlock    *big.Int `json:"grayGlacierBlock,omitempty"`    // Eip-5133 (bomb delay) switch block (nil = no fork, 0 = already activated)
	MergeNetsplitBlock  *big.Int `json:"mergeNetsplitBlock,omitempty"`  // Virtual fork after The Merge to use as a network splitter
	ShanghaiBlock       *big.Int `json:"shanghaiBlock,omitempty"`       // Shanghai switch block (nil = no fork, 0 = already on shanghai)
	CancunBlock         *big.Int `json:"cancunBlock,omitempty"`         // Cancun switch block (nil = no fork, 0 = already on cancun)

	// TerminalTotalDifficulty is the amount of total difficulty reached by
	// the network that triggers the consensus upgrade.
	TerminalTotalDifficulty *big.Int `json:"terminalTotalDifficulty,omitempty"`

	// Various consensus engines
	Ethash *EthashConfig `json:"ethash,omitempty"`
	Clique *CliqueConfig `json:"clique,omitempty"`

	ArbitrumChainParams ArbitrumChainParams `json:"arbitrum,omitempty"`
}

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.

func ArbitrumAnytrustGoerliTestnetChainConfig 

func ArbitrumAnytrustGoerliTestnetChainConfig() *ChainConfig

func ArbitrumDevTestChainConfig 

func ArbitrumDevTestChainConfig() *ChainConfig

func ArbitrumDevTestDASChainConfig 

func ArbitrumDevTestDASChainConfig() *ChainConfig

func ArbitrumNovaChainConfig 

func ArbitrumNovaChainConfig() *ChainConfig

func ArbitrumOneChainConfig 

func ArbitrumOneChainConfig() *ChainConfig

func ArbitrumRinkebyTestnetChainConfig 

func ArbitrumRinkebyTestnetChainConfig() *ChainConfig

func ArbitrumRollupGoerliTestnetChainConfig 

func ArbitrumRollupGoerliTestnetChainConfig() *ChainConfig

func (*ChainConfig) CheckCompatible 

func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64) *ConfigCompatError

CheckCompatible checks whether scheduled fork transitions have been imported with a mismatching chain configuration.

func (*ChainConfig) CheckConfigForkOrder 

func (c *ChainConfig) CheckConfigForkOrder() error

CheckConfigForkOrder checks that we don't "skip" any forks, geth isn't pluggable enough to guarantee that forks can be implemented in a different order than on official networks

func (*ChainConfig) DebugMode 

func (c *ChainConfig) DebugMode() bool

func (*ChainConfig) IsArbitrum 

func (c *ChainConfig) IsArbitrum() bool

func (*ChainConfig) IsArbitrumNitro 

func (c *ChainConfig) IsArbitrumNitro(num *big.Int) bool

func (*ChainConfig) IsArrowGlacier 

func (c *ChainConfig) IsArrowGlacier(num *big.Int) bool

IsArrowGlacier returns whether num is either equal to the Arrow Glacier (EIP-4345) fork block or greater.

func (*ChainConfig) IsBerlin 

func (c *ChainConfig) IsBerlin(num *big.Int) bool

IsBerlin returns whether num is either equal to the Berlin fork block or greater.

func (*ChainConfig) IsByzantium 

func (c *ChainConfig) IsByzantium(num *big.Int) bool

IsByzantium returns whether num is either equal to the Byzantium fork block or greater.

func (*ChainConfig) IsCancun 

func (c *ChainConfig) IsCancun(num *big.Int) bool

IsCancun returns whether num is either equal to the Cancun fork block or greater.

func (*ChainConfig) IsConstantinople 

func (c *ChainConfig) IsConstantinople(num *big.Int) bool

IsConstantinople returns whether num is either equal to the Constantinople fork block or greater.

func (*ChainConfig) IsDAOFork 

func (c *ChainConfig) IsDAOFork(num *big.Int) bool

IsDAOFork returns whether num is either equal to the DAO fork block or greater.

func (*ChainConfig) IsEIP150 

func (c *ChainConfig) IsEIP150(num *big.Int) bool

IsEIP150 returns whether num is either equal to the EIP150 fork block or greater.

func (*ChainConfig) IsEIP155 

func (c *ChainConfig) IsEIP155(num *big.Int) bool

IsEIP155 returns whether num is either equal to the EIP155 fork block or greater.

func (*ChainConfig) IsEIP158 

func (c *ChainConfig) IsEIP158(num *big.Int) bool

IsEIP158 returns whether num is either equal to the EIP158 fork block or greater.

func (*ChainConfig) IsGrayGlacier 

func (c *ChainConfig) IsGrayGlacier(num *big.Int) bool

IsGrayGlacier returns whether num is either equal to the Gray Glacier (EIP-5133) fork block or greater.

func (*ChainConfig) IsHomestead 

func (c *ChainConfig) IsHomestead(num *big.Int) bool

IsHomestead returns whether num is either equal to the homestead block or greater.

func (*ChainConfig) IsIstanbul 

func (c *ChainConfig) IsIstanbul(num *big.Int) bool

IsIstanbul returns whether num is either equal to the Istanbul fork block or greater.

func (*ChainConfig) IsLondon 

func (c *ChainConfig) IsLondon(num *big.Int) bool

IsLondon returns whether num is either equal to the London fork block or greater.

func (*ChainConfig) IsMuirGlacier 

func (c *ChainConfig) IsMuirGlacier(num *big.Int) bool

IsMuirGlacier returns whether num is either equal to the Muir Glacier (EIP-2384) fork block or greater.

func (*ChainConfig) IsPetersburg 

func (c *ChainConfig) IsPetersburg(num *big.Int) bool

IsPetersburg returns whether num is either - equal to or greater than the PetersburgBlock fork block, - OR is nil, and Constantinople is active

func (*ChainConfig) IsShanghai 

func (c *ChainConfig) IsShanghai(num *big.Int) bool

IsShanghai returns whether num is either equal to the Shanghai fork block or greater.

func (*ChainConfig) IsTerminalPoWBlock 

func (c *ChainConfig) IsTerminalPoWBlock(parentTotalDiff *big.Int, totalDiff *big.Int) bool

IsTerminalPoWBlock returns whether the given block is the last block of PoW stage.

func (*ChainConfig) Rules 

func (c *ChainConfig) Rules(num *big.Int, isMerge bool) Rules

Rules ensures c's ChainID is not nil.

func (*ChainConfig) String 

func (c *ChainConfig) String() string

String implements the fmt.Stringer interface.

type CheckpointOracleConfig 

type CheckpointOracleConfig struct {
	Address   common.Address   `json:"address"`
	Signers   []common.Address `json:"signers"`
	Threshold uint64           `json:"threshold"`
}

CheckpointOracleConfig represents a set of checkpoint contract(which acts as an oracle) config which used for light client checkpoint syncing.

type CliqueConfig 

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
}

CliqueConfig is the consensus engine configs for proof-of-authority based sealing.

func (*CliqueConfig) String 

func (c *CliqueConfig) String() string

String implements the stringer interface, returning the consensus engine details.

type ConfigCompatError 

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
}

ConfigCompatError is raised if the locally-stored blockchain is initialised with a ChainConfig that would alter the past.

func (*ConfigCompatError) Error 

func (err *ConfigCompatError) Error() string

type EthashConfig 

type EthashConfig struct{}

EthashConfig is the consensus engine configs for proof-of-work based sealing.

func (*EthashConfig) String 

func (c *EthashConfig) String() string

String implements the stringer interface, returning the consensus engine details.

type Rules 

type Rules struct {
	IsArbitrum                                              bool
	ChainID                                                 *big.Int
	IsHomestead, IsEIP150, IsEIP155, IsEIP158               bool
	IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
	IsBerlin, IsLondon                                      bool
	IsMerge, IsShanghai                                     bool
	// contains filtered or unexported fields
}

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 TrustedCheckpoint 

type TrustedCheckpoint struct {
	SectionIndex uint64      `json:"sectionIndex"`
	SectionHead  common.Hash `json:"sectionHead"`
	CHTRoot      common.Hash `json:"chtRoot"`
	BloomRoot    common.Hash `json:"bloomRoot"`
}

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.

func (*TrustedCheckpoint) Empty 

func (c *TrustedCheckpoint) Empty() bool

Empty returns an indicator whether the checkpoint is regarded as empty.

func (*TrustedCheckpoint) Hash 

func (c *TrustedCheckpoint) Hash() common.Hash

Hash returns the hash of checkpoint's four key fields(index, sectionHead, chtRoot and bloomTrieRoot).

func (*TrustedCheckpoint) HashEqual 

func (c *TrustedCheckpoint) HashEqual(hash common.Hash) bool

HashEqual returns an indicator comparing the itself hash with given one.

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