testing/libfuzzer/fuzzers/gfx_png_image_fuzzer.cc

// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <stddef.h>
#include <stdint.h>

#include "base/logging.h"
#include "ui/gfx/image/image.h"


struct Environment {
  Environment() {
    // Disable noisy logging.
    logging::SetMinLogLevel(logging::LOG_FATAL);
  }
};

Environment* env = new Environment();


// Entry point for LibFuzzer.
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
  gfx::Image image = gfx::Image::CreateFrom1xPNGBytes(data, size);

  if (image.IsEmpty())
    return 0;

  image.ToSkBitmap();

  return 0;
}