checkblock.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 <bench/data.h>
 
#include <chainparams.h>
#include <config.h>
#include <consensus/validation.h>
#include <streams.h>
#include <validation.h>
 
// These are the two major time-sinks which happen after we have fully received
// a block off the wire, but before we can relay the block on to peers using
// compact block relay.
 
static void DeserializeBlockTest(benchmark::Bench &bench) {
    CDataStream stream(benchmark::data::block413567, SER_NETWORK,
                       PROTOCOL_VERSION);
    char a = '\0';
    stream.write(&a, 1); // Prevent compaction
 
    bench.unit("block").run([&] {
        CBlock block;
        stream >> block;
        bool rewound = stream.Rewind(benchmark::data::block413567.size());
        assert(rewound);
    });
}
 
static void DeserializeAndCheckBlockTest(benchmark::Bench &bench) {
    CDataStream stream(benchmark::data::block413567, SER_NETWORK,
                       PROTOCOL_VERSION);
    char a = '\0';
    stream.write(&a, 1); // Prevent compaction
 
    const Config &config = GetConfig();
    const Consensus::Params params = config.GetChainParams().GetConsensus();
    BlockValidationOptions options(config);
    bench.unit("block").run([&] {
        // Note that CBlock caches its checked state, so we need to recreate it
        // here.
        CBlock block;
        stream >> block;
        bool rewound = stream.Rewind(benchmark::data::block413567.size());
        assert(rewound);
 
        BlockValidationState validationState;
        bool checked = CheckBlock(block, validationState, params, options);
        assert(checked);
    });
}
 
BENCHMARK(DeserializeBlockTest);
BENCHMARK(DeserializeAndCheckBlockTest);