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-BEGIN VERIFY SCRIPT- # Move files for f in $(git ls-files src/test/lib/); do git mv $f src/test/util/; done git mv src/test/setup_common.cpp src/test/util/ git mv src/test/setup_common.h src/test/util/ # Replace Windows paths sed -i -e 's|\\setup_common|\\util\\setup_common|g' $(git grep -l '\\setup_common') sed -i -e 's|src\\test\\lib\\|src\\test\\util\\|g' build_msvc/test_bitcoin/test_bitcoin.vcxproj # Everything else sed -i -e 's|/setup_common|/util/setup_common|g' $(git grep -l 'setup_common') sed -i -e 's|test/lib/|test/util/|g' $(git grep -l 'test/lib/') # Fix include guard sed -i -e 's|BITCOIN_TEST_SETUP_COMMON_H|BITCOIN_TEST_UTIL_SETUP_COMMON_H|g' ./src/test/util/setup_common.h sed -i -e 's|BITCOIN_TEST_LIB_|BITCOIN_TEST_UTIL_|g' $(git grep -l 'BITCOIN_TEST_LIB_') -END VERIFY SCRIPT-
74 lines
2.8 KiB
C++
74 lines
2.8 KiB
C++
// Copyright (c) 2016-2018 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <bench/bench.h>
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#include <key.h>
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#if defined(HAVE_CONSENSUS_LIB)
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#include <script/bitcoinconsensus.h>
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#endif
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#include <script/script.h>
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#include <script/standard.h>
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#include <streams.h>
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#include <test/util/transaction_utils.h>
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#include <array>
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// Microbenchmark for verification of a basic P2WPKH script. Can be easily
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// modified to measure performance of other types of scripts.
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static void VerifyScriptBench(benchmark::State& state)
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{
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const int flags = SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH;
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const int witnessversion = 0;
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// Keypair.
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CKey key;
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static const std::array<unsigned char, 32> vchKey = {
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{
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1
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}
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};
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key.Set(vchKey.begin(), vchKey.end(), false);
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CPubKey pubkey = key.GetPubKey();
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uint160 pubkeyHash;
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CHash160().Write(pubkey.begin(), pubkey.size()).Finalize(pubkeyHash.begin());
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// Script.
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CScript scriptPubKey = CScript() << witnessversion << ToByteVector(pubkeyHash);
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CScript scriptSig;
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CScript witScriptPubkey = CScript() << OP_DUP << OP_HASH160 << ToByteVector(pubkeyHash) << OP_EQUALVERIFY << OP_CHECKSIG;
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const CMutableTransaction& txCredit = BuildCreditingTransaction(scriptPubKey, 1);
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CMutableTransaction txSpend = BuildSpendingTransaction(scriptSig, CScriptWitness(), CTransaction(txCredit));
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CScriptWitness& witness = txSpend.vin[0].scriptWitness;
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witness.stack.emplace_back();
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key.Sign(SignatureHash(witScriptPubkey, txSpend, 0, SIGHASH_ALL, txCredit.vout[0].nValue, SigVersion::WITNESS_V0), witness.stack.back());
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witness.stack.back().push_back(static_cast<unsigned char>(SIGHASH_ALL));
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witness.stack.push_back(ToByteVector(pubkey));
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// Benchmark.
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while (state.KeepRunning()) {
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ScriptError err;
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bool success = VerifyScript(
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txSpend.vin[0].scriptSig,
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txCredit.vout[0].scriptPubKey,
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&txSpend.vin[0].scriptWitness,
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flags,
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MutableTransactionSignatureChecker(&txSpend, 0, txCredit.vout[0].nValue),
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&err);
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assert(err == SCRIPT_ERR_OK);
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assert(success);
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#if defined(HAVE_CONSENSUS_LIB)
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CDataStream stream(SER_NETWORK, PROTOCOL_VERSION);
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stream << txSpend;
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int csuccess = bitcoinconsensus_verify_script_with_amount(
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txCredit.vout[0].scriptPubKey.data(),
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txCredit.vout[0].scriptPubKey.size(),
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txCredit.vout[0].nValue,
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(const unsigned char*)stream.data(), stream.size(), 0, flags, nullptr);
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assert(csuccess == 1);
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#endif
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}
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}
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BENCHMARK(VerifyScriptBench, 6300);
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