import type { MachineCredentialSession } from "./credential-manager.ts";
export interface MachineCredentialSessionDiscoveryOptions {
    environment?: NodeJS.ProcessEnv;
    candidateFiles?: readonly string[];
    signal?: AbortSignal;
}
/** Find a machine-owned Bitwarden bootstrap without projecting its value into model-visible metadata. */
export declare function discoverMachineCredentialSession(options?: MachineCredentialSessionDiscoveryOptions): Promise<MachineCredentialSession | undefined>;
/** Exact bootstrap files the runtime may consume and must deny to model-facing file tools. */
export declare function getMachineCredentialBootstrapFiles(agentDir: string, environment?: NodeJS.ProcessEnv): string[];
/** Bounded machine roots searched for migratable credential files after the project tree. */
export declare function getMachineCredentialDiscoveryRoots(agentDir: string, environment?: NodeJS.ProcessEnv): string[];
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