import type { BrowserName, DeviceCategory, GpuSpec, OSName } from '../types';
/**
 * Base device descriptor. The fingerprint generator picks one candidate from
 * each list (seeded) and layers deterministic micro-variation on top, so two
 * fingerprints built on the same profile differ realistically while every value
 * within a single fingerprint stays mutually coherent.
 */
export interface DeviceProfile {
    id: string;
    device: DeviceCategory;
    browser: BrowserName;
    os: OSName;
    /** Candidate user-agent strings (one is chosen by seed). */
    userAgents: string[];
    vendor: string;
    platform: string;
    oscpu?: string;
    /** Client-hint platform (`navigator.userAgentData.platform`). */
    uaPlatform?: string;
    /** Full browser version for client hints, e.g. `140.0.7259.5`. */
    uaFullVersion?: string;
    uaMobile: boolean;
    /** Candidate [width, height] screen resolutions. */
    screens: Array<[number, number]>;
    devicePixelRatios: number[];
    hardwareConcurrency: number[];
    deviceMemory: number[];
    maxTouchPoints: number;
    colorDepth: number;
    gpus: GpuSpec[];
    /** Connection profile bias. */
    connection: {
        effectiveType: '4g' | '3g';
        rtt: [number, number];
        downlink: [number, number];
    };
}
export declare const DEVICE_PROFILES: DeviceProfile[];
export declare function findProfile(id: string): DeviceProfile | undefined;
export declare function listProfiles(): string[];
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