import { MAX_NULLIFIER_READ_REQUESTS_PER_TX, NULLIFIER_TREE_HEIGHT } from '@aztec/constants';
import type { BufferReader } from '@aztec/foundation/serialize';
import type { MembershipWitness } from '@aztec/foundation/trees';
import { NullifierLeafPreimage } from '../../trees/index.js';
import { ReadRequestResetHints } from './read_request_hints.js';
export type NullifierReadRequestHints<PENDING extends number, SETTLED extends number> = ReadRequestResetHints<typeof MAX_NULLIFIER_READ_REQUESTS_PER_TX, PENDING, SETTLED, typeof NULLIFIER_TREE_HEIGHT, NullifierLeafPreimage>;
export declare function nullifierReadRequestHintsFromBuffer<PENDING extends number, SETTLED extends number>(buffer: Buffer | BufferReader, numPendingReads: PENDING, numSettledReads: SETTLED): NullifierReadRequestHints<PENDING, SETTLED>;
export declare class NullifierReadRequestHintsBuilder<PENDING extends number, SETTLED extends number> {
    readonly maxPending: PENDING;
    readonly maxSettled: SETTLED;
    private hints;
    private numPendingReadHints;
    private numSettledReadHints;
    constructor(maxPending: PENDING, maxSettled: SETTLED);
    static empty<PENDING extends number, SETTLED extends number>(maxPending: PENDING, maxSettled: SETTLED): NullifierReadRequestHints<PENDING, SETTLED>;
    addPendingReadRequest(readRequestIndex: number, nullifierIndex: number): void;
    addSettledReadRequest(readRequestIndex: number, membershipWitness: MembershipWitness<typeof NULLIFIER_TREE_HEIGHT>, leafPreimage: NullifierLeafPreimage): void;
    toHints(): NullifierReadRequestHints<PENDING, SETTLED>;
}
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