/
protocol_params.go
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/
protocol_params.go
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// Copyright Fuzamei Corp. 2018 All Rights Reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//nolint:unparam // 忽视本文件所有golangci-linter检查
package params
import "math/big"
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.
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.
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
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
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 = 1 //
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
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
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
)
// Gas discount table for BLS12-381 G1 and G2 multi exponentiation operations
var Bls12381MultiExpDiscountTable = [128]uint64{1200, 888, 764, 641, 594, 547, 500, 453, 438, 423, 408, 394, 379, 364, 349, 334, 330, 326, 322, 318, 314, 310, 306, 302, 298, 294, 289, 285, 281, 277, 273, 269, 268, 266, 265, 263, 262, 260, 259, 257, 256, 254, 253, 251, 250, 248, 247, 245, 244, 242, 241, 239, 238, 236, 235, 233, 232, 231, 229, 228, 226, 225, 223, 222, 221, 220, 219, 219, 218, 217, 216, 216, 215, 214, 213, 213, 212, 211, 211, 210, 209, 208, 208, 207, 206, 205, 205, 204, 203, 202, 202, 201, 200, 199, 199, 198, 197, 196, 196, 195, 194, 193, 193, 192, 191, 191, 190, 189, 188, 188, 187, 186, 185, 185, 184, 183, 182, 182, 181, 180, 179, 179, 178, 177, 176, 176, 175, 174}
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.
)
//package params
//
//import "math/big"
//
//const (
// GasQuickStep uint64 = 2
// GasFastestStep uint64 = 3
// GasFastStep uint64 = 5
// GasMidStep uint64 = 8
// GasSlowStep uint64 = 10
// GasExtStep uint64 = 20
// //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 = 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.
//
// 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.
// //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)
// //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
//
// 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
//
// 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
//)
//
//// Bls12381MultiExpDiscountTable Gas discount table for BLS12-381 G1 and G2 multi exponentiation operations
//var Bls12381MultiExpDiscountTable = [128]uint64{1200, 888, 764, 641, 594, 547, 500, 453, 438, 423, 408, 394, 379, 364, 349, 334, 330, 326, 322, 318, 314, 310, 306, 302, 298, 294, 289, 285, 281, 277, 273, 269, 268, 266, 265, 263, 262, 260, 259, 257, 256, 254, 253, 251, 250, 248, 247, 245, 244, 242, 241, 239, 238, 236, 235, 233, 232, 231, 229, 228, 226, 225, 223, 222, 221, 220, 219, 219, 218, 217, 216, 216, 215, 214, 213, 213, 212, 211, 211, 210, 209, 208, 208, 207, 206, 205, 205, 204, 203, 202, 202, 201, 200, 199, 199, 198, 197, 196, 196, 195, 194, 193, 193, 192, 191, 191, 190, 189, 188, 188, 187, 186, 185, 185, 184, 183, 182, 182, 181, 180, 179, 179, 178, 177, 176, 176, 175, 174}
//
//var (
// // DifficultyBoundDivisor The bound divisor of the difficulty, used in the update calculations.
// DifficultyBoundDivisor = big.NewInt(2048)
// // GenesisDifficulty Difficulty of the Genesis block.
// GenesisDifficulty = big.NewInt(131072)
// // MinimumDifficulty The minimum that the difficulty may ever be.
// MinimumDifficulty = big.NewInt(131072)
// // DurationLimit The decision boundary on the blocktime duration used to determine whether difficulty should go up or not.
// DurationLimit = big.NewInt(13)
//)