sui_types/
epoch_data.rs

1// Copyright (c) Mysten Labs, Inc.
2// SPDX-License-Identifier: Apache-2.0
3
4use crate::base_types::EpochId;
5use crate::message_envelope::Message;
6use crate::messages_checkpoint::{CheckpointDigest, CheckpointSummary, CheckpointTimestamp};
7
8/// The static epoch information that is accessible to move smart contracts
9#[derive(Default)]
10pub struct EpochData {
11    epoch_id: EpochId,
12    epoch_start_timestamp: CheckpointTimestamp,
13    epoch_digest: CheckpointDigest,
14}
15
16impl EpochData {
17    pub fn new(
18        epoch_id: EpochId,
19        epoch_start_timestamp: CheckpointTimestamp,
20        epoch_digest: CheckpointDigest,
21    ) -> Self {
22        Self {
23            epoch_id,
24            epoch_start_timestamp,
25            epoch_digest,
26        }
27    }
28
29    pub fn new_genesis(epoch_start_timestamp: CheckpointTimestamp) -> Self {
30        Self {
31            epoch_id: 0,
32            epoch_start_timestamp,
33            epoch_digest: Default::default(),
34        }
35    }
36
37    pub fn new_from_epoch_checkpoint(
38        epoch_id: EpochId,
39        epoch_checkpoint: &CheckpointSummary,
40    ) -> Self {
41        Self {
42            epoch_id,
43            epoch_start_timestamp: epoch_checkpoint.timestamp_ms,
44            epoch_digest: epoch_checkpoint.digest(),
45        }
46    }
47
48    pub fn new_test() -> Self {
49        Default::default()
50    }
51
52    pub fn epoch_id(&self) -> EpochId {
53        self.epoch_id
54    }
55
56    pub fn epoch_start_timestamp(&self) -> CheckpointTimestamp {
57        self.epoch_start_timestamp
58    }
59
60    pub fn epoch_digest(&self) -> CheckpointDigest {
61        self.epoch_digest
62    }
63}
sui_types/epoch_data.rs

sui_types/
epoch_data.rs
