react-native-quick-crypto/src/NativeQuickCrypto/random.ts

A fast implementation of Node's `crypto` module written in C/C++ JSI

export type RandomObject = {
  randomFill: (
    buffer: ArrayBuffer,
    offset: number,
    size: number,
  ) => Promise<ArrayBuffer>;
  randomFillSync: (
    buffer: ArrayBuffer,
    offset: number,
    size: number,
  ) => ArrayBuffer;
};