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use Slot from sdk

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This commit is contained in:
Brooks Prumo
2021-09-15 15:31:59 -05:00
committed by Jeff Washington (jwash)
parent 09958b8292
commit 6af722f2ae
1 changed files with 3 additions and 4 deletions
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7
bucket_map/src/index_entry.rs
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@ -1,13 +1,12 @@
use crate::bucket::Bucket; use crate::bucket::Bucket;
use crate::bucket_map::RefCount; use crate::bucket_map::RefCount;
use crate::data_bucket::DataBucket; use crate::data_bucket::DataBucket;
use solana_sdk::clock::Slot;
use solana_sdk::pubkey::Pubkey; use solana_sdk::pubkey::Pubkey;
use std::collections::hash_map::DefaultHasher; use std::collections::hash_map::DefaultHasher;
use std::fmt::Debug; use std::fmt::Debug;
use std::hash::{Hash, Hasher}; use std::hash::{Hash, Hasher};
type NumSlots = u64;
#[repr(C)] #[repr(C)]
#[derive(Debug, Copy, Clone, PartialEq)] #[derive(Debug, Copy, Clone, PartialEq)]
// one instance of this per item in the index // one instance of this per item in the index
@ -18,11 +17,11 @@ pub struct IndexEntry {
pub data_location: u64, // smaller? since these are variably sized, this could get tricky. well, actually accountinfo is not variable sized... pub data_location: u64, // smaller? since these are variably sized, this could get tricky. well, actually accountinfo is not variable sized...
// if the bucket doubled, the index can be recomputed using create_bucket_capacity // if the bucket doubled, the index can be recomputed using create_bucket_capacity
pub create_bucket_capacity: u8, // see data_location pub create_bucket_capacity: u8, // see data_location
pub num_slots: NumSlots, // can this be smaller? epoch size should ~ be the max len. this is the num elements in the slot list pub num_slots: Slot, // can this be smaller? epoch size should ~ be the max len. this is the num elements in the slot list
} }
impl IndexEntry { impl IndexEntry {
pub fn data_bucket_from_num_slots(num_slots: NumSlots) -> u64 { pub fn data_bucket_from_num_slots(num_slots: Slot) -> u64 {
(num_slots as f64).log2().ceil() as u64 // use int log here? (num_slots as f64).log2().ceil() as u64 // use int log here?
} }