# Functions
ArchiveVersion holds the textual version string used for Geth archives.
KnownDNSNetwork returns the address of a public DNS-based node list for the given genesis hash and protocol.
No description provided by the author
# Constants
The cost of a BALANCE operation after Tangerine.
The cost of a BALANCE operation after EIP 1884 (part of Istanbul).
The cost of a BALANCE operation.
Bounds the amount the base fee can change between blocks.
Per-word price for a Blake2s operation.
Base price for a Blake2s.
BloomBitsBlocks is the number of blocks a single bloom bit section vector contains on the server side.
BloomBitsBlocksClient is the number of blocks a single bloom bit section vector contains on the light client side.
BloomConfirms is the number of confirmation blocks before a bloom section is considered probably final and its rotated bits are calculated.
BloomTrieFrequency is the block frequency for creating BloomTrie on both server/client sides.
Price for BLS12-377 elliptic curve G1 point addition.
Price for BLS12-377 elliptic curve G1 point scalar multiplication.
Price for BLS12-377 elliptic curve G2 point addition.
Price for BLS12-377 elliptic curve G2 point scalar multiplication.
Base gas price for BLS12-377 elliptic curve pairing check.
Per-point pair gas price for BLS12-377 elliptic curve pairing check.
Price for BLS12-381 elliptic curve G1 point addition.
Price for BLS12-381 elliptic curve G1 point scalar multiplication.
Price for BLS12-381 elliptic curve G2 point addition.
Price for BLS12-381 elliptic curve G2 point scalar multiplication.
Gas price for BLS12-381 mapping field element to G1 operation.
Gas price for BLS12-381 mapping field element to G2 operation.
Base gas price for BLS12-381 elliptic curve pairing check.
Per-point pair gas price for BLS12-381 elliptic curve pairing check.
Byzantium gas needed for an elliptic curve addition.
Gas needed for an elliptic curve addition.
Byzantium base price for an elliptic curve pairing check.
Base price for an elliptic curve pairing check.
Byzantium per-point price for an elliptic curve pairing check.
Per-point price for an elliptic curve pairing check.
Byzantium gas needed for an elliptic curve scalar multiplication.
Gas needed for an elliptic curve scalar multiplication.
Maximum depth of call/create stack.
Static portion of gas for CALL-derivates after EIP 150 (Tangerine).
Once per CALL operation & message call transaction.
Paid for CALL when the destination address didn't exist prior.
Free gas given at beginning of call.
Paid for CALL when the value transfer is non-zero.
COLD_ACCOUNT_ACCESS_COST.
COLD_SLOAD_COST.
In EIP-2200: SstoreResetGas was 5000.
CheckpointFrequency is the block frequency for creating checkpoint.
CheckpointProcessConfirmations is the number before a checkpoint is generated.
CHTFrequency is the block frequency for creating CHTs.
COLD_ACCOUNT_ACCESS_COST.
COLD_SLOAD_COST.
.
Once per CREATE2 operation.
CreateBySelfdestructGas is used when the refunded account is one that does not exist.
.
Once per CREATE operation & contract-creation transaction.
Gas limit of the blocks before BlockchainParams contract is loaded.
Elliptic curve sender recovery gas price.
Gas needed for and Ed25519 signature verification.
Bounds the maximum gas limit an EIP-1559 block may have.
Duration between proof-of-work epochs.
These are the multipliers for ether denominations.
was raised to 50 during Eip158 (Spurious Dragon).
was set to 10 in Frontier.
Times ceil(log256(exponent)) for the EXP instruction.
Once per EXP instruction.
No description provided by the author
Extcodecopy has a dynamic AND a static cost.
Cost of EXTCODEHASH (introduced in Constantinople).
Cost of EXTCODEHASH after EIP 1884 (part in Istanbul).
Cost of EXTCODESIZE after EIP 150 (Tangerine).
Cost of EXTCODESIZE before EIP 150 (Tangerine).
Cost of performing multiplication and exponentiation of fractions to an exponent of up to 10^3.
FullImmutabilityThreshold is the number of blocks after which a chain segment is considered immutable (i.e.
Gas limit of the Genesis block.
Cost of decoding a block header.
Cost of querying the number of blocks in an epoch.
Cost of reading the parent seal bitmap from the chain.
Cost of reading a validator's BLS public key.
Cost of reading a validator's address.
Cost of verifying the seal on a given RLP encoded header.
These are the multipliers for ether denominations.
Cost of hashing a block header.
HelperTrieConfirmations is the number of confirmations before a client is expected to have the given HelperTrie available.
HelperTrieProcessConfirmations is the number of confirmations before a HelperTrie is generated.
Base price for a data copy operation.
Per-work price for a data copy operation.
Initial base fee for EIP-1559 blocks.
Price of attempting to access an unsupported CIP20 hash function.
Once per JUMPDEST operation.
Per-word price for a Keccak512 operation.
Base price for a Keccak512 operation.
LightImmutabilityThreshold is the number of blocks after which a header chain segment is considered immutable for light client(i.e.
Per byte in a LOG* operation's data.
Per LOG* operation.
Multiplied by the * of the LOG*, per LOG transaction.
Maximum bytecode to permit for a contract (2^16).
Maximum size extra data may be after Genesis.
Maximum size of all the rlp encoded transactions of a block (5mb) [Gingerbread].
Times the address of the (highest referenced byte in memory + 1).
Once per SSTORE operation from clean non-zero.
Once per SSTORE operation for clearing an originally existing storage slot.
Once per SSTORE operation from dirty.
Once per SSTORE operation from clean zero.
Once per SSTORE operation if the value doesn't change.
Once per SSTORE operation for resetting to the original zero value.
Once per SSTORE operation for resetting to the original non-zero value.
Cost of verifying a BLS proof of possession.
Divisor for the quadratic particle of the memory cost equation.
The Refund Quotient is the cap on how much of the used gas can be refunded.
No description provided by the author
Base price for a RIPEMD160 operation.
Per-word price for a RIPEMD160 operation.
Cost of SELFDESTRUCT post EIP 150 (Tangerine).
Refunded following a selfdestruct operation.
Base price for a Sha2-512 operation.
Per-word price for a Sha2-512 operation.
Base price for a SHA256 operation.
Per-word price for a SHA256 operation.
Base price for a Sha3-256 operation.
Per-word price for a sha3-256 operation.
Base price for a Sha3-512 operation.
Per-word price for a Sha3-512 operation.
Once per SHA3 operation.
Once per word of the SHA3 operation's data.
Multiplied by the number of 32-byte words that are copied (round up) for any *COPY operation and added.
No description provided by the author
Cost of SLOAD after EIP 1884 (part of Istanbul).
Cost of SLOAD after EIP 2200 (part of Istanbul).
No description provided by the author
Once per SSTORE operation if the zeroness doesn't change.
Once per SSTORE operation for clearing an originally existing storage slot.
In EIP-2200: SstoreResetGas was 5000.
Once per SSTORE operation if the zeroness changes to zero.
Once per SSTORE operation if the zeroness changes from zero.
Once per SSTORE operation from clean non-zero to something else.
Minimum gas required to be present for an SSTORE call, not consumed.
Once per SSTORE operation.
Once per SSTORE operation from clean zero to non-zero.
Maximum size of VM stack allowed.
Once per operation, for a selection of them.
Per address specified in EIP 2930 access list.
Per storage key specified in EIP 2930 access list.
Per byte of non zero data attached to a transaction after EIP 2028 (part in Istanbul).
Per byte of data attached to a transaction that is not equal to zero.
Per byte of data attached to a transaction that equals zero.
Per transaction not creating a contract.
Per transaction that creates a contract.
Major version component of the current release.
Version metadata to append to the version string.
Minor version component of the current release.
Patch version component of the current release.
WARM_STORAGE_READ_COST.
These are the multipliers for ether denominations.
# Variables
AlfajoresBootnodes are the enode URLs of the P2P bootstrap nodes running on the Alfajores test network.
AlfajoresChainConfig contains the chain parameters to run a node on the Alfajores test network.
Genesis hashes to enforce below configs on.
No description provided by the author
BaklavaBootnodes are the enode URLs of the P2P bootstrap nodes running on the Baklava test network.
BaklavaChainConfig contains the chain parameters to run a node on the Baklava test network.
Genesis hashes to enforce below configs on.
No description provided by the author
Gas discount table for BLS12-377 G1 and G2 multi exponentiation operations.
Gas discount table for BLS12-381 G1 and G2 multi exponentiation operations.
CheckpointOracles associates each known checkpoint oracles with the genesis hash of the chain it belongs to.
Scale factor for the solidity fixidity library.
No description provided by the author
MainnetBootnodes are the enode URLs of the P2P bootstrap nodes running on the main Ethereum network.
MainnetChainConfig is the chain parameters to run a node on the main network.
Genesis hashes to enforce below configs on.
No description provided by the author
No description provided by the author
This is a hardcoded set of gas limit changes derived from historical state.
No description provided by the author
No description provided by the author
TrustedCheckpoints associates each known checkpoint with the genesis hash of the chain it belongs to.
Version holds the textual version string.
VersionWithMeta holds the textual version string including the metadata.
# Structs
ChainConfig is the core config which determines the blockchain settings.
CheckpointOracleConfig represents a set of checkpoint contract(which acts as an oracle) config which used for light client checkpoint syncing.
ConfigCompatError is raised if the locally-stored blockchain is initialised with a ChainConfig that would alter the past.
No description provided by the author
IstanbulConfig is the consensus engine configs for Istanbul based sealing.
No description provided by the author
Rules wraps ChainConfig and is merely syntactic sugar or can be used for functions that do not have or require information about the block.
TrustedCheckpoint represents a set of post-processed trie roots (CHT and BloomTrie) associated with the appropriate section index and head hash.