bitcoin/src/bench/hashpadding.cpp
Hennadii Stepanov 306ccd4927
scripted-diff: Bump copyright headers
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./contrib/devtools/copyright_header.py update ./
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Commits of previous years:
- 2021: f47dda2c58b5d8d623e0e7ff4e74bc352dfa83d7
- 2020: fa0074e2d82928016a43ca408717154a1c70a4db
- 2019: aaaaad6ac95b402fe18d019d67897ced6b316ee0
2022-12-24 23:49:50 +00:00

48 lines
1.1 KiB
C++

// Copyright (c) 2015-2022 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 <hash.h>
#include <random.h>
#include <uint256.h>
static void PrePadded(benchmark::Bench& bench)
{
CSHA256 hasher;
// Setup the salted hasher
uint256 nonce = GetRandHash();
hasher.Write(nonce.begin(), 32);
hasher.Write(nonce.begin(), 32);
uint256 data = GetRandHash();
bench.run([&] {
unsigned char out[32];
CSHA256 h = hasher;
h.Write(data.begin(), 32);
h.Finalize(out);
});
}
BENCHMARK(PrePadded, benchmark::PriorityLevel::HIGH);
static void RegularPadded(benchmark::Bench& bench)
{
CSHA256 hasher;
// Setup the salted hasher
uint256 nonce = GetRandHash();
uint256 data = GetRandHash();
bench.run([&] {
unsigned char out[32];
CSHA256 h = hasher;
h.Write(nonce.begin(), 32);
h.Write(data.begin(), 32);
h.Finalize(out);
});
}
BENCHMARK(RegularPadded, benchmark::PriorityLevel::HIGH);