bitcoin/src/test/fuzz/autofile.cpp
MarcoFalke fae216a73d
scripted-diff: Rename MakeFuzzingContext to MakeNoLogFileContext
-BEGIN VERIFY SCRIPT-
 # Rename
 sed -i -e 's/MakeFuzzingContext/MakeNoLogFileContext/g' $(git grep -l MakeFuzzingContext)
 # Bump the copyright of touched files in this scripted diff to avoid touching them again later
 ./contrib/devtools/copyright_header.py update ./src/test/fuzz/
-END VERIFY SCRIPT-
2021-02-22 10:27:22 +01:00

66 lines
2.1 KiB
C++

// Copyright (c) 2020-2021 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 <optional.h>
#include <streams.h>
#include <test/fuzz/FuzzedDataProvider.h>
#include <test/fuzz/fuzz.h>
#include <test/fuzz/util.h>
#include <array>
#include <cstdint>
#include <iostream>
#include <optional>
#include <string>
#include <vector>
FUZZ_TARGET(autofile)
{
FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
FuzzedAutoFileProvider fuzzed_auto_file_provider = ConsumeAutoFile(fuzzed_data_provider);
CAutoFile auto_file = fuzzed_auto_file_provider.open();
while (fuzzed_data_provider.ConsumeBool()) {
CallOneOf(
fuzzed_data_provider,
[&] {
std::array<uint8_t, 4096> arr{};
try {
auto_file.read((char*)arr.data(), fuzzed_data_provider.ConsumeIntegralInRange<size_t>(0, 4096));
} catch (const std::ios_base::failure&) {
}
},
[&] {
const std::array<uint8_t, 4096> arr{};
try {
auto_file.write((const char*)arr.data(), fuzzed_data_provider.ConsumeIntegralInRange<size_t>(0, 4096));
} catch (const std::ios_base::failure&) {
}
},
[&] {
try {
auto_file.ignore(fuzzed_data_provider.ConsumeIntegralInRange<size_t>(0, 4096));
} catch (const std::ios_base::failure&) {
}
},
[&] {
auto_file.fclose();
},
[&] {
ReadFromStream(fuzzed_data_provider, auto_file);
},
[&] {
WriteToStream(fuzzed_data_provider, auto_file);
});
}
(void)auto_file.Get();
(void)auto_file.GetType();
(void)auto_file.GetVersion();
(void)auto_file.IsNull();
if (fuzzed_data_provider.ConsumeBool()) {
FILE* f = auto_file.release();
if (f != nullptr) {
fclose(f);
}
}
}