#include "config.h"

#include <vips/vips.h>

/*

#define DEBUG

 */

#ifndef SAVE_SUFFIX

#define SAVE_SUFFIX ".jpg"

#endif

extern "C" int

LLVMFuzzerInitialize(int *argc, char ***argv)

{

  if (VIPS_INIT(*argv[0]))

    return -1;

  vips_concurrency_set(1);

#ifdef DEBUG

  printf("available suffixes:\n");

  GSList *suffixes = nullptr;

  char **array = vips_foreign_get_suffixes();

  for (int i = 0; array[i] != nullptr; i++) {

    if (!g_slist_find_custom(suffixes, array[i],

      (GCompareFunc) g_strcmp0)) {

      printf("%s\n", array[i]);

      suffixes = g_slist_append(suffixes, g_strdup(array[i]));

    }

    g_free(array[i]);

  }

  g_free(array);

  g_slist_free_full(suffixes, g_free);

#endif

  return 0;

}

extern "C" int

LLVMFuzzerTestOneInput(const guint8 *data, size_t size)

{

  VipsImage *image;

  void *buf;

  size_t len;

  if (!(image = vips_image_new_from_buffer(data, size, "", nullptr)))

    return 0;

  if (image->Xsize > 100 ||

    image->Ysize > 100 ||

    image->Bands > 4) {

    g_object_unref(image);

    return 0;

  }

  if (vips_image_write_to_buffer(image, SAVE_SUFFIX, &buf, &len, nullptr)) {

    g_object_unref(image);

    return 0;

  }

  g_free(buf);

  g_object_unref(image);

  return 0;

}