/**
 * Server configuration parameters
 */
import type { ProtocolLevel } from "./deps.ts";
export declare const QueueMode: {
    readonly DiscardNewest: 0;
    readonly DiscardOldest: 1;
};
export type QueueMode = typeof QueueMode[keyof typeof QueueMode];
export declare const defaultConfiguration: {
    context: {
        maxInflightMessages: number;
        maxQueuedMessages: number;
        maxSessionExpiryInterval: number;
        maximumConnectPacketSize: number;
        maximumIncomingPacketSize: number;
        maximumOutgoingPacketSize: number;
        maximumQos: number;
        maxTopicLevels: number;
        preconnectTimeoutMs: number;
        protocols: ProtocolLevel[];
        provideReasonStrings: boolean;
        queueStrategy: 0;
        receiveMaximum: number;
        retainAvailable: boolean;
        serverKeepAlive: number;
        sharedSubscriptionAvailable: boolean;
        subscriptionIdentifierAvailable: boolean;
        topicAliasMaximum: number;
        wildcardSubscriptionAvailable: boolean;
    };
};
type DefaultContext = typeof defaultConfiguration.context;
type BaseContext = Omit<DefaultContext, "sessionExpiryInterval" | "queueStrategy"> & {
    maxSessionExpiryInterval: number | undefined;
    queueStrategy: QueueMode;
};
type ContextInput = Partial<BaseContext>;
export type Configuration = {
    context: BaseContext;
};
export type ConfigurationInput = {
    context?: ContextInput;
};
export declare function createConfiguration(input?: ConfigurationInput): Configuration;
export {};
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