import { BLSPubkey, Epoch, Root } from "@lodestar/types";
import { Logger } from "@lodestar/utils";
import { LodestarValidatorDatabaseController } from "../types.js";
import { Interchange, InterchangeFormatVersion } from "./interchange/index.js";
import { ISlashingProtection } from "./interface.js";
import { SlashingProtectionAttestation, SlashingProtectionBlock } from "./types.js";
export { InvalidAttestationError, InvalidAttestationErrorCode } from "./attestation/index.js";
export { InvalidBlockError, InvalidBlockErrorCode } from "./block/index.js";
export type { Interchange, InterchangeFormat } from "./interchange/index.js";
export { InterchangeError, InterchangeErrorErrorCode } from "./interchange/index.js";
export type { ISlashingProtection, InterchangeFormatVersion, SlashingProtectionBlock, SlashingProtectionAttestation };
/**
 * Handles slashing protection for validator proposer and attester duties as well as slashing protection
 * during a validator interchange import/export process.
 */
export declare class SlashingProtection implements ISlashingProtection {
    protected db: LodestarValidatorDatabaseController;
    private blockService;
    private attestationService;
    constructor(db: LodestarValidatorDatabaseController);
    checkAndInsertBlockProposal(pubKey: BLSPubkey, block: SlashingProtectionBlock): Promise<void>;
    checkAndInsertAttestation(pubKey: BLSPubkey, attestation: SlashingProtectionAttestation): Promise<void>;
    hasAttestedInEpoch(pubKey: BLSPubkey, epoch: Epoch): Promise<boolean>;
    importInterchange(interchange: Interchange, genesisValidatorsRoot: Root, logger?: Logger): Promise<void>;
    exportInterchange(genesisValidatorsRoot: Root, pubkeys: BLSPubkey[], formatVersion: InterchangeFormatVersion, logger?: Logger): Promise<Interchange>;
    listPubkeys(): Promise<BLSPubkey[]>;
}
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