import type { SerializableRecord } from '../backend-contract/primitives.js';
import type { ElectronConnectionEventsSubscribeResponseV2, ElectronConnectionLifecycleEventV2 } from './protocol.js';
export interface ElectronConnectionEventCleanupReceipt {
    readonly state: 'released' | 'release-failed';
    readonly failureCount: number;
}
export type DecodedConnectionEventStreamItem = {
    readonly kind: 'value';
    readonly value: ElectronConnectionLifecycleEventV2;
} | {
    readonly kind: 'overflow';
    readonly policy: 'latest' | 'drop-oldest' | 'drop-newest' | 'error';
    readonly droppedItems: number;
    readonly droppedBytes: number;
    readonly replacedItems: number;
} | {
    readonly kind: 'terminal';
    readonly reason: 'closed' | 'overflow' | 'source-failed' | 'owner-released' | 'connection-lost' | 'service-changed' | 'operation-aborted' | 'operation-timed-out';
    readonly droppedItems: number;
    readonly droppedBytes: number;
    readonly replacedItems: number;
};
export declare function decodeConnectionEventsSubscribeResponse(payload: SerializableRecord): ElectronConnectionEventsSubscribeResponseV2;
export declare function decodeConnectionEventCleanupReceipt(payload: SerializableRecord): ElectronConnectionEventCleanupReceipt;
export declare function decodeConnectionEventStreamItem(item: SerializableRecord): DecodedConnectionEventStreamItem;
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