/* * Copyright 2018, Oath Inc. Licensed under the terms of the * Apache License 2.0. See LICENSE file at the project root for terms. */ #ifndef CPC_COMMON_HPP_ #define CPC_COMMON_HPP_ #include "MurmurHash3.h" #include namespace datasketches { static const uint8_t CPC_MIN_LG_K = 4; static const uint8_t CPC_MAX_LG_K = 26; static const uint8_t CPC_DEFAULT_LG_K = 11; static const uint64_t DEFAULT_SEED = 9001; static uint16_t compute_seed_hash(uint64_t seed) { HashState hashes; MurmurHash3_x64_128(&seed, sizeof(seed), 0, hashes); return hashes.h1 & 0xffff; } } /* namespace datasketches */ #endif