tendermint 0.10.1

Tendermint is a high-performance blockchain consensus engine that powers Byzantine fault tolerant applications written in any programming language. This crate provides core types for representing information about Tendermint blockchain networks, including chain information types, secret connections, and remote procedure calls (JSONRPC).
Documentation 
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//! Block headers

use crate::{account, block, chain, Hash, Time};
#[cfg(feature = "serde")]
use {
    crate::serializers,
    serde::{Deserialize, Serialize},
};

/// Block `Header` values contain metadata about the block and about the
/// consensus, as well as commitments to the data in the current block, the
/// previous block, and the results returned by the application.
///
/// <https://github.com/tendermint/tendermint/blob/master/docs/spec/blockchain/blockchain.md#header>
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Clone, Debug)]
pub struct Header {
    /// Header version
    pub version: Version,

    /// Chain ID
    pub chain_id: chain::Id,

    /// Current block height
    pub height: block::Height,

    /// Current timestamp
    pub time: Time,

    /// Number of transactions in block
    #[cfg_attr(
        feature = "serde",
        serde(
            serialize_with = "serializers::serialize_u64",
            deserialize_with = "serializers::parse_u64"
        )
    )]
    pub num_txs: u64,

    /// Total number of transactions
    #[cfg_attr(
        feature = "serde",
        serde(
            serialize_with = "serializers::serialize_u64",
            deserialize_with = "serializers::parse_u64"
        )
    )]
    pub total_txs: u64,

    /// Previous block info
    pub last_block_id: block::Id,

    /// Commit from validators from the last block
    pub last_commit_hash: Hash,

    /// Merkle root of transaction hashes
    pub data_hash: Hash,

    /// Validators for the current block
    pub validators_hash: Hash,

    /// Validators for the next block
    pub next_validators_hash: Hash,

    /// Consensus params for the current block
    pub consensus_hash: Hash,

    /// State after txs from the previous block
    pub app_hash: Hash,

    /// Root hash of all results from the txs from the previous block
    pub last_results_hash: Hash,

    /// Hash of evidence included in the block
    pub evidence_hash: Hash,

    /// Original proposer of the block
    pub proposer_address: account::Id,
}

/// `Version` contains the protocol version for the blockchain and the
/// application.
///
/// <https://github.com/tendermint/tendermint/blob/master/docs/spec/blockchain/blockchain.md#version>
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
#[derive(Clone, Debug)]
pub struct Version {
    /// Block version
    #[cfg_attr(
        feature = "serde",
        serde(
            serialize_with = "serializers::serialize_u64",
            deserialize_with = "serializers::parse_u64"
        )
    )]
    pub block: u64,

    /// App version
    #[cfg_attr(
        feature = "serde",
        serde(
            serialize_with = "serializers::serialize_u64",
            deserialize_with = "serializers::parse_u64"
        )
    )]
    pub app: u64,
}