40 lines
1.1 KiB
Rust
40 lines
1.1 KiB
Rust
//! Definitions of Solana's proof of history.
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use {
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crate::{clock::DEFAULT_TICKS_PER_SECOND, unchecked_div_by_const},
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std::time::Duration,
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};
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#[derive(Serialize, Deserialize, Clone, Debug, AbiExample, Eq, PartialEq)]
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pub struct PohConfig {
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/// The target tick rate of the cluster.
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pub target_tick_duration: Duration,
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/// The target total tick count to be produced; used for testing only
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pub target_tick_count: Option<u64>,
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/// How many hashes to roll before emitting the next tick entry.
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/// None enables "Low power mode", which makes the validator sleep
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/// for `target_tick_duration` instead of hashing
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pub hashes_per_tick: Option<u64>,
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}
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impl PohConfig {
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pub fn new_sleep(target_tick_duration: Duration) -> Self {
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Self {
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target_tick_duration,
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hashes_per_tick: None,
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target_tick_count: None,
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}
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}
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}
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impl Default for PohConfig {
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fn default() -> Self {
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Self::new_sleep(Duration::from_micros(unchecked_div_by_const!(
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1000 * 1000,
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DEFAULT_TICKS_PER_SECOND
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)))
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}
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}
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