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| author | practicalswift <practicalswift@users.noreply.github.com> | 2020-06-02 19:03:52 +0000 |
|---|---|---|
| committer | practicalswift <practicalswift@users.noreply.github.com> | 2020-07-15 11:41:21 +0000 |
| commit | e507c0799d759355dd0cfbe83449f0f767a7264e (patch) | |
| tree | 0d64949f74db8745041e3ccbdf0a5f36f909bfb7 /src/test/fuzz/util.h | |
| parent | e48094a506ad031d211b9dfe7639d8b3a2239788 (diff) | |
| download | bitcoin-e507c0799d759355dd0cfbe83449f0f767a7264e.tar.xz | |
tests: Add serialization/deserialization fuzzing helpers WriteToStream(…)/ReadFromStream(…)
Diffstat (limited to 'src/test/fuzz/util.h')
| -rw-r--r-- | src/test/fuzz/util.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/test/fuzz/util.h b/src/test/fuzz/util.h index 9fe92c7f84..148610c04d 100644 --- a/src/test/fuzz/util.h +++ b/src/test/fuzz/util.h @@ -404,4 +404,70 @@ NODISCARD inline FuzzedAutoFileProvider ConsumeAutoFile(FuzzedDataProvider& fuzz return {fuzzed_data_provider}; } +#define WRITE_TO_STREAM_CASE(id, type, consume) \ + case id: { \ + type o = consume; \ + stream << o; \ + break; \ + } +template <typename Stream> +void WriteToStream(FuzzedDataProvider& fuzzed_data_provider, Stream& stream) noexcept +{ + while (fuzzed_data_provider.ConsumeBool()) { + try { + switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 13)) { + WRITE_TO_STREAM_CASE(0, bool, fuzzed_data_provider.ConsumeBool()) + WRITE_TO_STREAM_CASE(1, char, fuzzed_data_provider.ConsumeIntegral<char>()) + WRITE_TO_STREAM_CASE(2, int8_t, fuzzed_data_provider.ConsumeIntegral<int8_t>()) + WRITE_TO_STREAM_CASE(3, uint8_t, fuzzed_data_provider.ConsumeIntegral<uint8_t>()) + WRITE_TO_STREAM_CASE(4, int16_t, fuzzed_data_provider.ConsumeIntegral<int16_t>()) + WRITE_TO_STREAM_CASE(5, uint16_t, fuzzed_data_provider.ConsumeIntegral<uint16_t>()) + WRITE_TO_STREAM_CASE(6, int32_t, fuzzed_data_provider.ConsumeIntegral<int32_t>()) + WRITE_TO_STREAM_CASE(7, uint32_t, fuzzed_data_provider.ConsumeIntegral<uint32_t>()) + WRITE_TO_STREAM_CASE(8, int64_t, fuzzed_data_provider.ConsumeIntegral<int64_t>()) + WRITE_TO_STREAM_CASE(9, uint64_t, fuzzed_data_provider.ConsumeIntegral<uint64_t>()) + WRITE_TO_STREAM_CASE(10, float, fuzzed_data_provider.ConsumeFloatingPoint<float>()) + WRITE_TO_STREAM_CASE(11, double, fuzzed_data_provider.ConsumeFloatingPoint<double>()) + WRITE_TO_STREAM_CASE(12, std::string, fuzzed_data_provider.ConsumeRandomLengthString(32)) + WRITE_TO_STREAM_CASE(13, std::vector<char>, ConsumeRandomLengthIntegralVector<char>(fuzzed_data_provider)) + } + } catch (const std::ios_base::failure&) { + break; + } + } +} + +#define READ_FROM_STREAM_CASE(id, type) \ + case id: { \ + type o; \ + stream >> o; \ + break; \ + } +template <typename Stream> +void ReadFromStream(FuzzedDataProvider& fuzzed_data_provider, Stream& stream) noexcept +{ + while (fuzzed_data_provider.ConsumeBool()) { + try { + switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 13)) { + READ_FROM_STREAM_CASE(0, bool) + READ_FROM_STREAM_CASE(1, char) + READ_FROM_STREAM_CASE(2, int8_t) + READ_FROM_STREAM_CASE(3, uint8_t) + READ_FROM_STREAM_CASE(4, int16_t) + READ_FROM_STREAM_CASE(5, uint16_t) + READ_FROM_STREAM_CASE(6, int32_t) + READ_FROM_STREAM_CASE(7, uint32_t) + READ_FROM_STREAM_CASE(8, int64_t) + READ_FROM_STREAM_CASE(9, uint64_t) + READ_FROM_STREAM_CASE(10, float) + READ_FROM_STREAM_CASE(11, double) + READ_FROM_STREAM_CASE(12, std::string) + READ_FROM_STREAM_CASE(13, std::vector<char>) + } + } catch (const std::ios_base::failure&) { + break; + } + } +} + #endif // BITCOIN_TEST_FUZZ_UTIL_H |