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// Copyright (c) 2009-2021 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 <pubkey.h>
#include <script/interpreter.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <limits>
FUZZ_TARGET(eval_script)
{
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
const unsigned int flags = fuzzed_data_provider.ConsumeIntegral<unsigned int>();
const std::vector<uint8_t> script_bytes = [&] {
if (fuzzed_data_provider.remaining_bytes() != 0) {
return fuzzed_data_provider.ConsumeRemainingBytes<uint8_t>();
} else {
// Avoid UBSan warning:
// test/fuzz/FuzzedDataProvider.h:212:17: runtime error: null pointer passed as argument 1, which is declared to never be null
// /usr/include/string.h:43:28: note: nonnull attribute specified here
return std::vector<uint8_t>();
}
}();
const CScript script(script_bytes.begin(), script_bytes.end());
for (const auto sig_version : {SigVersion::BASE, SigVersion::WITNESS_V0}) {
std::vector<std::vector<unsigned char>> stack;
(void)EvalScript(stack, script, flags, BaseSignatureChecker(), sig_version, nullptr);
}
}
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