mirror of https://github.com/poanetwork/quorum.git
157 lines
10 KiB
Go
157 lines
10 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package params
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import "math/big"
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const (
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// these are original values from upstream Geth, used in ethash consensus
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OriginalMinGasLimit uint64 = 5000 // The bound divisor of the gas limit, used in update calculations.
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OriginalGasLimitBoundDivisor uint64 = 1024 // Minimum the gas limit may ever be.
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// modified values for Quorum
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GasLimitBoundDivisor uint64 = 4096 // The bound divisor of the gas limit, used in update calculations.
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MinGasLimit uint64 = 700000000 // Minimum the gas limit may ever be.
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GenesisGasLimit uint64 = 800000000 // Gas limit of the Genesis block.
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MaximumExtraDataSize uint64 = 32 // Maximum size extra data may be after Genesis.
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ExpByteGas uint64 = 10 // Times ceil(log256(exponent)) for the EXP instruction.
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SloadGas uint64 = 50 // Multiplied by the number of 32-byte words that are copied (round up) for any *COPY operation and added.
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CallValueTransferGas uint64 = 9000 // Paid for CALL when the value transfer is non-zero.
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CallNewAccountGas uint64 = 25000 // Paid for CALL when the destination address didn't exist prior.
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TxGas uint64 = 21000 // Per transaction not creating a contract. NOTE: Not payable on data of calls between transactions.
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TxGasContractCreation uint64 = 53000 // Per transaction that creates a contract. NOTE: Not payable on data of calls between transactions.
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TxDataZeroGas uint64 = 4 // Per byte of data attached to a transaction that equals zero. NOTE: Not payable on data of calls between transactions.
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QuadCoeffDiv uint64 = 512 // Divisor for the quadratic particle of the memory cost equation.
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LogDataGas uint64 = 8 // Per byte in a LOG* operation's data.
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CallStipend uint64 = 2300 // Free gas given at beginning of call.
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Sha3Gas uint64 = 30 // Once per SHA3 operation.
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Sha3WordGas uint64 = 6 // Once per word of the SHA3 operation's data.
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SstoreSetGas uint64 = 20000 // Once per SLOAD operation.
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SstoreResetGas uint64 = 5000 // Once per SSTORE operation if the zeroness changes from zero.
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SstoreClearGas uint64 = 5000 // Once per SSTORE operation if the zeroness doesn't change.
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SstoreRefundGas uint64 = 15000 // Once per SSTORE operation if the zeroness changes to zero.
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NetSstoreNoopGas uint64 = 200 // Once per SSTORE operation if the value doesn't change.
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NetSstoreInitGas uint64 = 20000 // Once per SSTORE operation from clean zero.
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NetSstoreCleanGas uint64 = 5000 // Once per SSTORE operation from clean non-zero.
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NetSstoreDirtyGas uint64 = 200 // Once per SSTORE operation from dirty.
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NetSstoreClearRefund uint64 = 15000 // Once per SSTORE operation for clearing an originally existing storage slot
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NetSstoreResetRefund uint64 = 4800 // Once per SSTORE operation for resetting to the original non-zero value
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NetSstoreResetClearRefund uint64 = 19800 // Once per SSTORE operation for resetting to the original zero value
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SstoreSentryGasEIP2200 uint64 = 2300 // Minimum gas required to be present for an SSTORE call, not consumed
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SstoreNoopGasEIP2200 uint64 = 800 // Once per SSTORE operation if the value doesn't change.
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SstoreDirtyGasEIP2200 uint64 = 800 // Once per SSTORE operation if a dirty value is changed.
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SstoreInitGasEIP2200 uint64 = 20000 // Once per SSTORE operation from clean zero to non-zero
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SstoreInitRefundEIP2200 uint64 = 19200 // Once per SSTORE operation for resetting to the original zero value
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SstoreCleanGasEIP2200 uint64 = 5000 // Once per SSTORE operation from clean non-zero to something else
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SstoreCleanRefundEIP2200 uint64 = 4200 // Once per SSTORE operation for resetting to the original non-zero value
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SstoreClearRefundEIP2200 uint64 = 15000 // Once per SSTORE operation for clearing an originally existing storage slot
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JumpdestGas uint64 = 1 // Once per JUMPDEST operation.
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EpochDuration uint64 = 30000 // Duration between proof-of-work epochs.
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CreateDataGas uint64 = 200 //
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CallCreateDepth uint64 = 1024 // Maximum depth of call/create stack.
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ExpGas uint64 = 10 // Once per EXP instruction
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LogGas uint64 = 375 // Per LOG* operation.
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CopyGas uint64 = 3 //
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StackLimit uint64 = 1024 // Maximum size of VM stack allowed.
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TierStepGas uint64 = 0 // Once per operation, for a selection of them.
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LogTopicGas uint64 = 375 // Multiplied by the * of the LOG*, per LOG transaction. e.g. LOG0 incurs 0 * c_txLogTopicGas, LOG4 incurs 4 * c_txLogTopicGas.
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CreateGas uint64 = 32000 // Once per CREATE operation & contract-creation transaction.
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Create2Gas uint64 = 32000 // Once per CREATE2 operation
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SelfdestructRefundGas uint64 = 24000 // Refunded following a selfdestruct operation.
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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.
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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.
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TxDataNonZeroGasEIP2028 uint64 = 16 // Per byte of non zero data attached to a transaction after EIP 2028 (part in Istanbul)
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// These have been changed during the course of the chain
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CallGasFrontier uint64 = 40 // Once per CALL operation & message call transaction.
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CallGasEIP150 uint64 = 700 // Static portion of gas for CALL-derivates after EIP 150 (Tangerine)
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BalanceGasFrontier uint64 = 20 // The cost of a BALANCE operation
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BalanceGasEIP150 uint64 = 400 // The cost of a BALANCE operation after Tangerine
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BalanceGasEIP1884 uint64 = 700 // The cost of a BALANCE operation after EIP 1884 (part of Istanbul)
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ExtcodeSizeGasFrontier uint64 = 20 // Cost of EXTCODESIZE before EIP 150 (Tangerine)
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ExtcodeSizeGasEIP150 uint64 = 700 // Cost of EXTCODESIZE after EIP 150 (Tangerine)
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SloadGasFrontier uint64 = 50
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SloadGasEIP150 uint64 = 200
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SloadGasEIP1884 uint64 = 800 // Cost of SLOAD after EIP 1884 (part of Istanbul)
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ExtcodeHashGasConstantinople uint64 = 400 // Cost of EXTCODEHASH (introduced in Constantinople)
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ExtcodeHashGasEIP1884 uint64 = 700 // Cost of EXTCODEHASH after EIP 1884 (part in Istanbul)
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SelfdestructGasEIP150 uint64 = 5000 // Cost of SELFDESTRUCT post EIP 150 (Tangerine)
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// EXP has a dynamic portion depending on the size of the exponent
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ExpByteFrontier uint64 = 10 // was set to 10 in Frontier
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ExpByteEIP158 uint64 = 50 // was raised to 50 during Eip158 (Spurious Dragon)
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// Extcodecopy has a dynamic AND a static cost. This represents only the
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// static portion of the gas. It was changed during EIP 150 (Tangerine)
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ExtcodeCopyBaseFrontier uint64 = 20
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ExtcodeCopyBaseEIP150 uint64 = 700
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// CreateBySelfdestructGas is used when the refunded account is one that does
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// not exist. This logic is similar to call.
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// Introduced in Tangerine Whistle (Eip 150)
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CreateBySelfdestructGas uint64 = 25000
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MaxCodeSize = 24576 // Maximum bytecode to permit for a contract
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// Precompiled contract gas prices
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EcrecoverGas uint64 = 3000 // Elliptic curve sender recovery gas price
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Sha256BaseGas uint64 = 60 // Base price for a SHA256 operation
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Sha256PerWordGas uint64 = 12 // Per-word price for a SHA256 operation
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Ripemd160BaseGas uint64 = 600 // Base price for a RIPEMD160 operation
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Ripemd160PerWordGas uint64 = 120 // Per-word price for a RIPEMD160 operation
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IdentityBaseGas uint64 = 15 // Base price for a data copy operation
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IdentityPerWordGas uint64 = 3 // Per-work price for a data copy operation
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ModExpQuadCoeffDiv uint64 = 20 // Divisor for the quadratic particle of the big int modular exponentiation
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Bn256AddGasByzantium uint64 = 500 // Byzantium gas needed for an elliptic curve addition
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Bn256AddGasIstanbul uint64 = 150 // Gas needed for an elliptic curve addition
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Bn256ScalarMulGasByzantium uint64 = 40000 // Byzantium gas needed for an elliptic curve scalar multiplication
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Bn256ScalarMulGasIstanbul uint64 = 6000 // Gas needed for an elliptic curve scalar multiplication
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Bn256PairingBaseGasByzantium uint64 = 100000 // Byzantium base price for an elliptic curve pairing check
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Bn256PairingBaseGasIstanbul uint64 = 45000 // Base price for an elliptic curve pairing check
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Bn256PairingPerPointGasByzantium uint64 = 80000 // Byzantium per-point price for an elliptic curve pairing check
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Bn256PairingPerPointGasIstanbul uint64 = 34000 // Per-point price for an elliptic curve pairing check
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QuorumMaximumExtraDataSize uint64 = 65 // Maximum size extra data may be after Genesis.
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// Quorum - payload for a transaction, the size of the buffer to 128kb to match the maximum allowed in chain config
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QuorumMaxPayloadBufferSize uint64 = 128
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)
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var (
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DifficultyBoundDivisor = big.NewInt(2048) // The bound divisor of the difficulty, used in the update calculations.
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GenesisDifficulty = big.NewInt(131072) // Difficulty of the Genesis block.
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MinimumDifficulty = big.NewInt(131072) // The minimum that the difficulty may ever be.
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DurationLimit = big.NewInt(13) // The decision boundary on the blocktime duration used to determine whether difficulty should go up or not.
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)
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func GetMaximumExtraDataSize(isQuorum bool) uint64 {
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if isQuorum {
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return QuorumMaximumExtraDataSize
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} else {
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return MaximumExtraDataSize
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}
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}
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