export declare const FILE_READ_GATE_MIN_BYTES: number;
export interface ReadGateRequest {
    adapter: string;
    toolName: string;
    toolInput: Record<string, unknown>;
    agentId: string;
    workspace: string;
    enabled: boolean;
}
/** Whether the file has more lines than `count`, reading one chunk at a time. Null when unreadable. */
export declare function fileHasMoreLinesThan(path: string, count: number): boolean | null;
/**
 * The file a Read would gate, or undefined when any cheap condition fails:
 * Claude Code main session (never subagents or other clients), gate enabled, a
 * single file_path Read starting at line 1, a code file inside the workspace
 * between 32 KB and the smart-tool limit, and a Read that returns the whole file.
 */
export declare function readGateCandidate(request: ReadGateRequest): {
    path: string;
    mtimeMs: number;
} | undefined;
/** Newest update time among the memories, in epoch milliseconds; 0 when none is known. */
export declare function newestMemoryEpoch(value: unknown): number;
/** The deny reason shown to Claude. Memory titles are history, never the file's current contents. */
export declare function readGateReason(requestedPath: string, memoryIds: readonly string[], context: string): string;