import { mul64, swap32 } from "./util.ts";
const prime64Lo = 435;const prime64Hi = 256;
export const fnv64 = (data: Uint8Array): ArrayBuffer => { let hashLo = 2216829733; let hashHi = 3421674724;
data.forEach((c) => { [hashHi, hashLo] = mul64([hashHi, hashLo], [prime64Hi, prime64Lo]); hashLo ^= c; });
return new Uint32Array([swap32(hashHi >>> 0), swap32(hashLo >>> 0)]).buffer;};
export const fnv64a = (data: Uint8Array): ArrayBuffer => { let hashLo = 2216829733; let hashHi = 3421674724;
data.forEach((c) => { hashLo ^= c; [hashHi, hashLo] = mul64([hashHi, hashLo], [prime64Hi, prime64Lo]); });
return new Uint32Array([swap32(hashHi >>> 0), swap32(hashLo >>> 0)]).buffer;};