bitcoin/src/test/fuzz/script_ops.cpp
MarcoFalke fa5f297748
scripted-diff: [doc] Unify stale copyright headers
-BEGIN VERIFY SCRIPT-

 sed --in-place --regexp-extended \
   's;( 20[0-2][0-9])(-20[0-2][0-9])? The Bitcoin Core developers;\1-present The Bitcoin Core developers;g' \
   $( git grep -l 'The Bitcoin Core developers' -- ':(exclude)COPYING' ':(exclude)src/ipc/libmultiprocess' ':(exclude)src/minisketch' )

-END VERIFY SCRIPT-
2025-12-16 22:21:15 +01:00

68 lines
2.1 KiB
C++

// Copyright (c) 2020-present 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 <script/script.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/fuzz/util.h>
#include <cstdint>
#include <string>
#include <vector>
FUZZ_TARGET(script_ops)
{
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
CScript script_mut = ConsumeScript(fuzzed_data_provider);
LIMITED_WHILE(fuzzed_data_provider.remaining_bytes() > 0, 1000000) {
CallOneOf(
fuzzed_data_provider,
[&] {
CScript s = ConsumeScript(fuzzed_data_provider);
script_mut = std::move(s);
},
[&] {
const CScript& s = ConsumeScript(fuzzed_data_provider);
script_mut = s;
},
[&] {
script_mut << fuzzed_data_provider.ConsumeIntegral<int64_t>();
},
[&] {
script_mut << ConsumeOpcodeType(fuzzed_data_provider);
},
[&] {
script_mut << ConsumeScriptNum(fuzzed_data_provider);
},
[&] {
script_mut << ConsumeRandomLengthByteVector(fuzzed_data_provider);
},
[&] {
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);
}
}