crypto_hash.cpp

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// Copyright (c) 2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include <bench/bench.h>
#include <crypto/muhash.h>
#include <crypto/ripemd160.h>
#include <crypto/sha1.h>
#include <crypto/sha256.h>
#include <crypto/sha3.h>
#include <crypto/sha512.h>
#include <crypto/siphash.h>
#include <hash.h>
#include <random.h>
#include <uint256.h>
 
#include <string>
 
/* Number of bytes to hash per iteration */
static const uint64_t BUFFER_SIZE = 1000 * 1000;
 
static void RIPEMD160(benchmark::Bench &bench) {
    uint8_t hash[CRIPEMD160::OUTPUT_SIZE];
    std::vector<uint8_t> in(BUFFER_SIZE, 0);
    bench.batch(in.size()).unit("byte").run(
        [&] { CRIPEMD160().Write(in.data(), in.size()).Finalize(hash); });
}
 
static void SHA1(benchmark::Bench &bench) {
    uint8_t hash[CSHA1::OUTPUT_SIZE];
    std::vector<uint8_t> in(BUFFER_SIZE, 0);
    bench.batch(in.size()).unit("byte").run(
        [&] { CSHA1().Write(in.data(), in.size()).Finalize(hash); });
}
 
static void SHA256(benchmark::Bench &bench) {
    uint8_t hash[CSHA256::OUTPUT_SIZE];
    std::vector<uint8_t> in(BUFFER_SIZE, 0);
    bench.batch(in.size()).unit("byte").run(
        [&] { CSHA256().Write(in.data(), in.size()).Finalize(hash); });
}
 
static void SHA3_256_1M(benchmark::Bench &bench) {
    uint8_t hash[SHA3_256::OUTPUT_SIZE];
    std::vector<uint8_t> in(BUFFER_SIZE, 0);
    bench.batch(in.size()).unit("byte").run(
        [&] { SHA3_256().Write(in).Finalize(hash); });
}
 
static void SHA256_32b(benchmark::Bench &bench) {
    std::vector<uint8_t> in(32, 0);
    bench.batch(in.size()).unit("byte").run(
        [&] { CSHA256().Write(in.data(), in.size()).Finalize(in.data()); });
}
 
static void SHA256D64_1024(benchmark::Bench &bench) {
    std::vector<uint8_t> in(64 * 1024, 0);
    bench.batch(in.size()).unit("byte").run(
        [&] { SHA256D64(in.data(), in.data(), 1024); });
}
 
static void SHA512(benchmark::Bench &bench) {
    uint8_t hash[CSHA512::OUTPUT_SIZE];
    std::vector<uint8_t> in(BUFFER_SIZE, 0);
    bench.batch(in.size()).unit("byte").run(
        [&] { CSHA512().Write(in.data(), in.size()).Finalize(hash); });
}
 
static void SipHash_32b(benchmark::Bench &bench) {
    uint256 x;
    uint64_t k1 = 0;
    bench.run([&] {
        uint64_t hash64 = SipHashUint256(0, ++k1, x);
        std::memcpy(x.begin(), &hash64, sizeof(hash64));
    });
}
 
static void FastRandom_32bit(benchmark::Bench &bench) {
    FastRandomContext rng(true);
    bench.run([&] { rng.rand32(); });
}
 
static void FastRandom_1bit(benchmark::Bench &bench) {
    FastRandomContext rng(true);
    bench.run([&] { rng.randbool(); });
}
 
static void MuHash(benchmark::Bench &bench) {
    MuHash3072 acc;
    uint8_t key[32] = {0};
    uint32_t i = 0;
    bench.run([&] {
        key[0] = ++i & 0xFF;
        acc *= MuHash3072(key);
    });
}
 
static void MuHashMul(benchmark::Bench &bench) {
    MuHash3072 acc;
    FastRandomContext rng(true);
    MuHash3072 muhash{rng.randbytes(32)};
 
    bench.run([&] { acc *= muhash; });
}
 
static void MuHashDiv(benchmark::Bench &bench) {
    MuHash3072 acc;
    FastRandomContext rng(true);
    MuHash3072 muhash{rng.randbytes(32)};
 
    bench.run([&] { acc /= muhash; });
}
 
static void MuHashPrecompute(benchmark::Bench &bench) {
    MuHash3072 acc;
    FastRandomContext rng(true);
    std::vector<uint8_t> key{rng.randbytes(32)};
 
    bench.run([&] { MuHash3072{key}; });
}
 
BENCHMARK(RIPEMD160);
BENCHMARK(SHA1);
BENCHMARK(SHA256);
BENCHMARK(SHA512);
BENCHMARK(SHA3_256_1M);
 
BENCHMARK(SHA256_32b);
BENCHMARK(SipHash_32b);
BENCHMARK(SHA256D64_1024);
BENCHMARK(FastRandom_32bit);
BENCHMARK(FastRandom_1bit);
 
BENCHMARK(MuHash);
BENCHMARK(MuHashMul);
BENCHMARK(MuHashDiv);
BENCHMARK(MuHashPrecompute);