/// <reference types="node" />
import { MethodContext } from '../../state_machine';
export interface BFTHeader {
    id: Buffer;
    previousBlockID: Buffer;
    generatorAddress: Buffer;
    timestamp: number;
    height: number;
    maxHeightPrevoted: number;
    maxHeightGenerated: number;
    receivedAt?: number;
}
export interface Validator {
    address: Buffer;
    bftWeight: bigint;
    blsKey: Buffer;
}
export interface ActiveValidator {
    bftWeight: bigint;
    blsKey: Buffer;
}
export interface PkSigPair {
    publicKey: Buffer;
    signature: Buffer;
}
export interface AggregateCommit {
    readonly height: number;
    readonly aggregationBits: Buffer;
    readonly certificateSignature: Buffer;
}
export interface CommitPool {
    verifyAggregateCommit: (methodContext: MethodContext, aggregateCommit: AggregateCommit) => Promise<boolean>;
    getAggregateCommit: (methodContext: MethodContext) => Promise<AggregateCommit>;
}
export interface ValidatorUpdate {
    preCommitThreshold: bigint;
    certificateThreshold: bigint;
    nextValidators: (Validator & {
        generatorKey: Buffer;
    })[];
}