size_t operator()(const std::vector< uint8_t > &input) const
uint64_t Finalize() const
Compute the 64-bit SipHash-2-4 of the data written so far.
CSipHasher & Write(uint64_t data)
Hash a 64-bit integer worth of data.
void GetRandBytes(uint8_t *buf, int num) noexcept
Overall design of the RNG and entropy sources.