import { Checksum, SourceData } from "@aws-sdk/types";
export declare class Md5 implements Checksum {
  private state;
  private buffer;
  private bufferLength;
  private bytesHashed;
  private finished;
  constructor();
  update(sourceData: SourceData): void;
  digest(): Promise<Uint8Array>;
  private hashBuffer;
  reset(): void;
}
