declare module "ext:core/ops" {
  export type HttpAddress =
    | { transport: "tcp"; hostname: string; port: number }
    | { transport: "unix"; path: string | null };
  export type HttpListener = [id: number, address: HttpAddress];
  export type HttpRequestMetadata = [
    id: number,
    method: string,
    url: string,
    headers: [name: string, value: string][],
    hasBody: boolean,
    remote: HttpAddress,
  ];
  export function op_http_listen(address: HttpAddress & { __proto__?: null }): HttpListener;
  export function op_http_cli_listen(unit: null): HttpListener;
  export function op_http_next(id: number): Promise<HttpRequestMetadata | null>;
  export function op_http_finished(id: number): Promise<null>;
  export function op_http_stop(args: [id: number, force: boolean]): null;
  export function op_http_read(id: number): Promise<Uint8Array<ArrayBuffer> | null>;
  export function op_http_respond(
    args: [
      id: number,
      status: number,
      headers: [name: string, value: string][],
      bytes: Uint8Array<ArrayBuffer> | null,
      streaming: boolean,
    ],
  ): boolean;
  export function op_http_write(args: [id: number, bytes: Uint8Array<ArrayBuffer> | null]): Promise<boolean>;
  export function op_http_wait(id: number): Promise<boolean>;
  export function op_http_upgrade(
    args: [id: number, protocol: string | null],
  ): [socket: number, headers: [name: string, value: string][]];
  export function op_http_cancel(id: number): null;
}