/**
 * Process Snapshot Utilities
 *
 * Functions for reading process information and resolving signal callers.
 */
type ProcessSnapshot = {
    pid: number;
    ppid: number;
    pgid: number;
    sid: number;
    tty: string;
    stat: string;
    etime: string;
    command: string;
};
type SessionPeer = {
    pid: number;
    ppid: number;
    sid: number;
    command: string;
};
declare function readProcessSnapshot(pid: number): ProcessSnapshot | undefined;
declare function listSessionPeers(sessionId: number, currentPid: number): SessionPeer[];
declare function resolveSignalCaller(signal: string): Record<string, unknown>;
export { readProcessSnapshot, listSessionPeers, resolveSignalCaller };
export type { ProcessSnapshot, SessionPeer };