export interface MachineIdentityDeps {
    platform?: NodeJS.Platform;
    readFile?: (file: string) => Promise<string>;
    runCommand?: (command: string, args: readonly string[]) => {
        exitCode: number;
        stdout: Uint8Array;
    };
    installationSecret?: string;
    configRootDir?: string;
    link?: (existingPath: string, newPath: string) => Promise<void>;
}
/** @internal */
export declare function parseWindowsMachineGuid(output: string): string | undefined;
/** @internal */
export declare function parseMacPlatformUuid(output: string): string | undefined;
/** Loads a verified machine-local identity without persisting the underlying machine ID. */
export declare function loadInstallationHostId(deps?: MachineIdentityDeps): Promise<string>;
/** @internal Recognizes owner records written before installation-keyed identities. */
export declare function loadLegacyInstallationHostId(deps?: MachineIdentityDeps): Promise<string>;