tari_core 5.3.1

Core Tari protocol components
Documentation 
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// Copyright 2022 The Tari Project
// SPDX-License-Identifier: BSD-3-Clause

syntax = "proto3";

import "google/protobuf/wrappers.proto";

package tari.base_node;

message ChainMetadata {
    // The current chain height, or the block number of the longest valid chain, or `None` if there is no chain
    uint64 best_block_height = 1;
    // The block hash of the current tip of the longest valid chain, or `None` for an empty chain
    bytes best_block_hash = 2;
    // The current geometric mean of the pow of the chain tip, or `None` if there is no chain, split its into u256_low and u256 high for old node compatibility
    bytes accumulated_difficulty_low = 5;
    bytes accumulated_difficulty_high = 8;
    // The effective height of the pruning horizon. This indicates from what height
    // a full block can be provided (exclusive).
    // If `pruned_height` is equal to the `best_block_height` no blocks can be provided.
    // Archival nodes wil always have an `pruned_height` of zero.
    uint64 pruned_height = 6;
    // Timestamp of the last block in the chain, or `None` if there is no chain
    uint64 timestamp = 7;
}