fuzz_sdds3.cc File Reference

Detailed Description

In-process fuzz harness for the standalone C++ SDDS parser and decoders.

Exercises layout parsing and page decoding from caller-owned memory with conservative resource limits.

Copyright

• (c) 2026 The University of Chicago

License

This file is distributed under the terms of the Software License Agreement found in the file LICENSE included with this distribution.

Definition in file fuzz_sdds3.cc.

#include "SDDS.hpp"
#include <cstddef>
#include <cstdint>

Go to the source code of this file.

Functions
int	LLVMFuzzerTestOneInput (const std::uint8_t *data, std::size_t size)

Function Documentation

LLVMFuzzerTestOneInput()

int LLVMFuzzerTestOneInput	(	const std::uint8_t *	data,
		std::size_t	size )

Definition at line 28 of file fuzz_sdds3.cc.

                                                                              {
  sdds::ReaderOptions options;
  options.recovery = sdds::RecoveryMode::Strict;
  options.compression = sdds::Compression::None;
  options.limits.maxRows = 10000;
  options.limits.maxElements = 100000;
  options.limits.maxStringBytes = 65536;
  options.limits.maxLayoutCommandBytes = 65536;
  options.limits.maxDecompressedBytes = 1024U * 1024U;
  options.limits.maxIncludeDepth = 0;
  options.limits.maxPageIndexEntries = 1024;
  try {
    auto reader = sdds::Reader::fromSource(sdds::inputFromMemory(data, size),
                                           "fuzz-input", options);
    sdds::ReadRequest request;
    request.rows.stride = 3;
    while (reader.next(request)) {}
    reader.close();
  } catch (const sdds::Error &) {
  } catch (const std::exception &) {
  }
  return 0;
}