import type { IpAddress } from "./types.js";
export declare const PRESETS: {
    readonly loopback: readonly ["127.0.0.0/8", "::1/128"];
    readonly linklocal: readonly ["169.254.0.0/16", "fe80::/10"];
    readonly uniquelocal: readonly ["10.0.0.0/8", "172.16.0.0/12", "192.168.0.0/16", "fc00::/7"];
    readonly private: readonly ["127.0.0.0/8", "::1/128", "10.0.0.0/8", "172.16.0.0/12", "192.168.0.0/16", "fc00::/7", "fe80::/10"];
    readonly cloudflare: readonly ["173.245.48.0/20", "103.21.244.0/22", "103.22.200.0/22", "103.31.4.0/22", "141.101.64.0/18", "108.162.192.0/18", "190.93.240.0/20", "188.114.96.0/20", "197.234.240.0/22", "198.41.128.0/17", "162.158.0.0/15", "104.16.0.0/13", "104.24.0.0/14", "172.64.0.0/13", "131.0.72.0/22", "2400:cb00::/32", "2606:4700::/32", "2803:f800::/32", "2405:b500::/32", "2405:8100::/32", "2a06:98c0::/29", "2c0f:f248::/32"];
};
export type PresetName = keyof typeof PRESETS;
export type TrustedProxiesInput = ReadonlyArray<string | PresetName> | ((ip: IpAddress) => boolean) | "all" | "none";
export type TrustFn = (ip: IpAddress) => boolean;
export declare function compileTrust(input: TrustedProxiesInput): TrustFn;
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