export interface ParsedRequest {
    method: string;
    /** The `?op=` query action for the byte paths (`download` / `upload` / `proxy`). */
    action: string | null;
    query: URLSearchParams;
    origin: string | null;
    rangeHeader: string | null;
    /** Parsed JSON body for a POST action; `undefined` otherwise. */
    json: unknown;
    /** Raw body stream for a byte-path PUT; `null` otherwise. */
    bodyStream: ReadableStream<Uint8Array> | null;
    contentType: string | null;
    contentLength: number | undefined;
    signal: AbortSignal;
}
export type ResultModel = {
    kind: "json";
    status: number;
    body: unknown;
} | {
    kind: "empty";
    status: number;
    headers?: Record<string, string>;
} | {
    kind: "redirect";
    status: number;
    location: string;
} | {
    kind: "stream";
    status: number;
    headers: Record<string, string>;
    stream: ReadableStream<Uint8Array>;
};
export declare const parseRequest: (req: Request) => Promise<ParsedRequest>;
export declare const buildResponse: (model: ResultModel) => Response;
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