Coverage Report

Created: 2024-11-15 12:18

/root/bitcoin/src/test/fuzz/script_ops.cpp
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// Copyright (c) 2020-2021 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 <script/script.h>
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#include <test/fuzz/FuzzedDataProvider.h>
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#include <test/fuzz/fuzz.h>
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#include <test/fuzz/util.h>
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#include <cstdint>
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#include <string>
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#include <vector>
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FUZZ_TARGET(script_ops)
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{
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    FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
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    CScript script_mut = ConsumeScript(fuzzed_data_provider);
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    LIMITED_WHILE(fuzzed_data_provider.remaining_bytes() > 0, 1000000) {
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        CallOneOf(
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            fuzzed_data_provider,
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            [&] {
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                CScript s = ConsumeScript(fuzzed_data_provider);
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                script_mut = std::move(s);
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            },
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            [&] {
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                const CScript& s = ConsumeScript(fuzzed_data_provider);
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                script_mut = s;
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            },
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            [&] {
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                script_mut << fuzzed_data_provider.ConsumeIntegral<int64_t>();
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            },
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            [&] {
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                script_mut << ConsumeOpcodeType(fuzzed_data_provider);
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            },
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            [&] {
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                script_mut << ConsumeScriptNum(fuzzed_data_provider);
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            },
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            [&] {
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                script_mut << ConsumeRandomLengthByteVector(fuzzed_data_provider);
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            },
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            [&] {
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                script_mut.clear();
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            });
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    }
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    const CScript& script = script_mut;
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    (void)script.GetSigOpCount(false);
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    (void)script.GetSigOpCount(true);
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    (void)script.GetSigOpCount(script);
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    (void)script.HasValidOps();
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    (void)script.IsPayToScriptHash();
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    (void)script.IsPayToWitnessScriptHash();
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    (void)script.IsPushOnly();
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    (void)script.IsUnspendable();
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    {
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        CScript::const_iterator pc = script.begin();
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        opcodetype opcode;
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        (void)script.GetOp(pc, opcode);
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        std::vector<uint8_t> data;
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        (void)script.GetOp(pc, opcode, data);
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        (void)script.IsPushOnly(pc);
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    }
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    {
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        int version;
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        std::vector<uint8_t> program;
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        (void)script.IsWitnessProgram(version, program);
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    }
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}