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fuzz: Run const CScript member functions only once

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MarcoFalke 2021-05-12 10:24:23 +02:00
parent 2e30e328a7
commit fa74bfc860
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GPG key ID: CE2B75697E69A548
1 changed files with 30 additions and 31 deletions
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61
src/test/fuzz/script_ops.cpp
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@ -14,55 +14,54 @@
FUZZ_TARGET(script_ops)
{
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
CScript script = ConsumeScript(fuzzed_data_provider);
CScript script_mut = ConsumeScript(fuzzed_data_provider);
while (fuzzed_data_provider.remaining_bytes() > 0) {
CallOneOf(
fuzzed_data_provider,
[&] {
CScript s = ConsumeScript(fuzzed_data_provider);
script = std::move(s);
script_mut = std::move(s);
},
[&] {
const CScript& s = ConsumeScript(fuzzed_data_provider);
script = s;
script_mut = s;
},
[&] {
script << fuzzed_data_provider.ConsumeIntegral<int64_t>();
script_mut << fuzzed_data_provider.ConsumeIntegral<int64_t>();
},
[&] {
script << ConsumeOpcodeType(fuzzed_data_provider);
script_mut << ConsumeOpcodeType(fuzzed_data_provider);
},
[&] {
script << ConsumeScriptNum(fuzzed_data_provider);
script_mut << ConsumeScriptNum(fuzzed_data_provider);
},
[&] {
script << ConsumeRandomLengthByteVector(fuzzed_data_provider);
script_mut << ConsumeRandomLengthByteVector(fuzzed_data_provider);
},
[&] {
script.clear();
},
[&] {
(void)script.GetSigOpCount(false);
(void)script.GetSigOpCount(true);
(void)script.GetSigOpCount(script);
(void)script.HasValidOps();
(void)script.IsPayToScriptHash();
(void)script.IsPayToWitnessScriptHash();
(void)script.IsPushOnly();
(void)script.IsUnspendable();
{
CScript::const_iterator pc = script.begin();
opcodetype opcode;
(void)script.GetOp(pc, opcode);
std::vector<uint8_t> data;
(void)script.GetOp(pc, opcode, data);
(void)script.IsPushOnly(pc);
}
{
int version;
std::vector<uint8_t> program;
(void)script.IsWitnessProgram(version, program);
}
script_mut.clear();
});
}
const CScript& script = script_mut;
(void)script.GetSigOpCount(false);
(void)script.GetSigOpCount(true);
(void)script.GetSigOpCount(script);
(void)script.HasValidOps();
(void)script.IsPayToScriptHash();
(void)script.IsPayToWitnessScriptHash();
(void)script.IsPushOnly();
(void)script.IsUnspendable();
{
CScript::const_iterator pc = script.begin();
opcodetype opcode;
(void)script.GetOp(pc, opcode);
std::vector<uint8_t> data;
(void)script.GetOp(pc, opcode, data);
(void)script.IsPushOnly(pc);
}
{
int version;
std::vector<uint8_t> program;
(void)script.IsWitnessProgram(version, program);
}
}