80 lines
2.0 KiB
Rust
80 lines
2.0 KiB
Rust
/// Definition of the cost schedule and other parameterisations for the EVM.
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pub struct EvmSchedule {
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pub exceptional_failed_code_deposit: bool,
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pub have_delegate_call: bool,
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pub stack_limit: usize,
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pub tier_step_gas: [usize; 8],
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pub exp_gas: usize,
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pub exp_byte_gas: usize,
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pub sha3_gas: usize,
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pub sha3_word_gas: usize,
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pub sload_gas: usize,
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pub sstore_set_gas: usize,
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pub sstore_reset_gas: usize,
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pub sstore_refund_gas: usize,
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pub jumpdest_gas: usize,
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pub log_gas: usize,
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pub log_data_gas: usize,
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pub log_topic_gas: usize,
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pub create_gas: usize,
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pub call_gas: usize,
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pub call_stipend: usize,
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pub call_value_transfer_gas: usize,
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pub call_new_account_gas: usize,
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pub suicide_refund_gas: usize,
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pub memory_gas: usize,
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pub quad_coeff_div: usize,
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pub create_data_gas: usize,
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pub tx_gas: usize,
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pub tx_create_gas: usize,
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pub tx_data_zero_gas: usize,
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pub tx_data_non_zero_gas: usize,
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pub copy_gas: usize,
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}
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impl EvmSchedule {
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/// Schedule for the Frontier-era of the Ethereum main net.
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pub fn new_frontier() -> EvmSchedule {
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Self::new(false, false, 21000)
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}
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/// Schedule for the Homestead-era of the Ethereum main net.
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pub fn new_homestead() -> EvmSchedule {
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Self::new(true, true, 53000)
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}
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fn new(efcd: bool, hdc: bool, tcg: usize) -> EvmSchedule {
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EvmSchedule{
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exceptional_failed_code_deposit: efcd,
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have_delegate_call: hdc,
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stack_limit: 1024,
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tier_step_gas: [0usize, 2, 3, 4, 5, 6, 10, 20],
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exp_gas: 10,
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exp_byte_gas: 10,
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sha3_gas: 30,
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sha3_word_gas: 6,
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sload_gas: 50,
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sstore_set_gas: 20000,
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sstore_reset_gas: 5000,
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sstore_refund_gas: 15000,
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jumpdest_gas: 1,
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log_gas: 375,
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log_data_gas: 8,
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log_topic_gas: 375,
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create_gas: 32000,
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call_gas: 40,
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call_stipend: 2300,
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call_value_transfer_gas: 9000,
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call_new_account_gas: 25000,
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suicide_refund_gas: 24000,
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memory_gas: 3,
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quad_coeff_div: 512,
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create_data_gas: 200,
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tx_gas: 21000,
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tx_create_gas: tcg,
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tx_data_zero_gas: 4,
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tx_data_non_zero_gas: 68,
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copy_gas: 3,
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}
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}
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} |