Struct vm::Schedule [−][src]
pub struct Schedule { pub exceptional_failed_code_deposit: bool, pub have_delegate_call: bool, pub have_create2: bool, pub have_revert: bool, pub stack_limit: usize, pub max_depth: usize, pub tier_step_gas: [usize; 8], pub exp_gas: usize, pub exp_byte_gas: usize, pub sha3_gas: usize, pub sha3_word_gas: usize, pub sload_gas: usize, pub sstore_set_gas: usize, pub sstore_reset_gas: usize, pub sstore_refund_gas: usize, pub jumpdest_gas: usize, pub log_gas: usize, pub log_data_gas: usize, pub log_topic_gas: usize, pub create_gas: usize, pub call_gas: usize, pub call_stipend: usize, pub call_value_transfer_gas: usize, pub call_new_account_gas: usize, pub suicide_refund_gas: usize, pub memory_gas: usize, pub quad_coeff_div: usize, pub create_data_gas: usize, pub create_data_limit: usize, pub tx_gas: usize, pub tx_create_gas: usize, pub tx_data_zero_gas: usize, pub tx_data_non_zero_gas: usize, pub copy_gas: usize, pub extcodesize_gas: usize, pub extcodecopy_base_gas: usize, pub balance_gas: usize, pub suicide_gas: usize, pub suicide_to_new_account_cost: usize, pub sub_gas_cap_divisor: Option<usize>, pub no_empty: bool, pub kill_empty: bool, pub blockhash_gas: usize, pub have_static_call: bool, pub have_return_data: bool, pub have_bitwise_shifting: bool, pub kill_dust: CleanDustMode, pub eip86: bool, pub wasm: Option<WasmCosts>, }
Definition of the cost schedule and other parameterisations for the EVM.
Fields
exceptional_failed_code_deposit: bool
Does it support exceptional failed code deposit
have_delegate_call: bool
Does it have a delegate cal
have_create2: bool
Does it have a CREATE_P2SH instruction
have_revert: bool
Does it have a REVERT instruction
stack_limit: usize
VM stack limit
max_depth: usize
Max number of nested calls/creates
tier_step_gas: [usize; 8]
Gas prices for instructions in all tiers
exp_gas: usize
Gas price for EXP
opcode
exp_byte_gas: usize
Additional gas for EXP
opcode for each byte of exponent
sha3_gas: usize
Gas price for SHA3
opcode
sha3_word_gas: usize
Additional gas for SHA3
opcode for each word of hashed memory
sload_gas: usize
Gas price for loading from storage
sstore_set_gas: usize
Gas price for setting new value to storage (storage==0
, new!=0
)
sstore_reset_gas: usize
Gas price for altering value in storage
sstore_refund_gas: usize
Gas refund for SSTORE
clearing (when storage!=0
, new==0
)
jumpdest_gas: usize
Gas price for JUMPDEST
opcode
log_gas: usize
Gas price for LOG*
log_data_gas: usize
Additional gas for data in LOG*
log_topic_gas: usize
Additional gas for each topic in LOG*
create_gas: usize
Gas price for CREATE
opcode
call_gas: usize
Gas price for *CALL*
opcodes
call_stipend: usize
Stipend for transfer for CALL|CALLCODE
opcode when value>0
call_value_transfer_gas: usize
Additional gas required for value transfer (CALL|CALLCODE
)
call_new_account_gas: usize
Additional gas for creating new account (CALL|CALLCODE
)
suicide_refund_gas: usize
Refund for SUICIDE
memory_gas: usize
Gas for used memory
quad_coeff_div: usize
Coefficient used to convert memory size to gas price for memory
create_data_gas: usize
Cost for contract length when executing CREATE
create_data_limit: usize
Maximum code size when creating a contract.
tx_gas: usize
Transaction cost
tx_create_gas: usize
CREATE
transaction cost
tx_data_zero_gas: usize
Additional cost for empty data transaction
tx_data_non_zero_gas: usize
Aditional cost for non-empty data transaction
copy_gas: usize
Gas price for copying memory
extcodesize_gas: usize
Price of EXTCODESIZE
extcodecopy_base_gas: usize
Base price of EXTCODECOPY
balance_gas: usize
Price of BALANCE
suicide_gas: usize
Price of SUICIDE
suicide_to_new_account_cost: usize
Amount of additional gas to pay when SUICIDE credits a non-existant account
sub_gas_cap_divisor: Option<usize>
If Some(x): let limit = GAS * (x - 1) / x; let CALL's gas = min(requested, limit). let CREATE's gas = limit. If None: let CALL's gas = (requested > GAS ? [OOG] : GAS). let CREATE's gas = GAS
no_empty: bool
Don't ever make empty accounts; contracts start with nonce=1. Also, don't charge 25k when sending/suicide zero-value.
kill_empty: bool
Kill empty accounts if touched.
blockhash_gas: usize
Blockhash instruction gas cost.
have_static_call: bool
Static Call opcode enabled.
have_return_data: bool
RETURNDATA and RETURNDATASIZE opcodes enabled.
have_bitwise_shifting: bool
SHL, SHR, SAR opcodes enabled.
kill_dust: CleanDustMode
Kill basic accounts below this balance if touched.
eip86: bool
Enable EIP-86 rules
wasm: Option<WasmCosts>
Wasm extra schedule settings, if wasm activated
Methods
impl Schedule
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impl Schedule
pub fn new_frontier() -> Schedule
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pub fn new_frontier() -> Schedule
Schedule for the Frontier-era of the Ethereum main net.
pub fn new_homestead() -> Schedule
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pub fn new_homestead() -> Schedule
Schedule for the Homestead-era of the Ethereum main net.
pub fn new_post_eip150(
max_code_size: usize,
fix_exp: bool,
no_empty: bool,
kill_empty: bool
) -> Schedule
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pub fn new_post_eip150(
max_code_size: usize,
fix_exp: bool,
no_empty: bool,
kill_empty: bool
) -> Schedule
Schedule for the post-EIP-150-era of the Ethereum main net.
pub fn new_byzantium() -> Schedule
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pub fn new_byzantium() -> Schedule
Schedule for the Byzantium fork of the Ethereum main net.
pub fn new_constantinople() -> Schedule
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pub fn new_constantinople() -> Schedule
Schedule for the Constantinople fork of the Ethereum main net.
pub fn wasm(&self) -> &WasmCosts
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pub fn wasm(&self) -> &WasmCosts
Returns wasm schedule
May panic if there is no wasm schedule