import type { JSONRPCMessage } from "@modelcontextprotocol/sdk/types.js";
import type { Transport } from "@modelcontextprotocol/sdk/shared/transport.js";
type ReadableStdio = NodeJS.ReadableStream & {
    pause(): unknown;
    listenerCount(eventName: string | symbol): number;
};
/**
 * Newline-delimited MCP stdio transport with strict byte ceilings.
 *
 * The upstream SDK ReadBuffer concatenates until a newline without a maximum.
 * This transport terminates the session as soon as either an unterminated
 * frame or a completed frame exceeds the configured byte limit.
 */
export declare class BoundedStdioServerTransport implements Transport {
    private readonly stdin;
    private readonly stdout;
    private readonly maxInboundFrameBytes;
    private readonly maxOutboundFrameBytes;
    private readonly buffer;
    private bufferedBytes;
    private started;
    private closed;
    onclose?: () => void;
    onerror?: (error: Error) => void;
    onmessage?: (message: JSONRPCMessage) => void;
    constructor(stdin?: ReadableStdio, stdout?: NodeJS.WritableStream, maxInboundFrameBytes?: number, maxOutboundFrameBytes?: number);
    private readonly handleData;
    private readonly handleError;
    private failClosed;
    start(): Promise<void>;
    close(): Promise<void>;
    send(message: JSONRPCMessage): Promise<void>;
}
export {};
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