/*

 * SPDX-License-Identifier: MIT

 *

 * See the LICENSE file in the root directory for details and copyrights.

 *

 * This file is part of libpsl.

 *

 */

#include <config.h>

#include <assert.h> /* assert */

#ifdef HAVE_STDINT_H

#include <stdint.h> /* uint8_t */

#elif defined (_MSC_VER)

typedef unsigned __int8 uint8_t;

#endif

#include <stdlib.h> /* malloc, free */

#include <string.h> /* memcpy */

#ifdef WITH_LIBICU

#ifndef WITH_LIBICU_WIN

#include <unicode/uclean.h>

#else

#include <icu.h>

#endif

#endif

#include "libpsl.h"

#include "fuzzer.h"

int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)

{

  static int first_run = 1;

  psl_ctx_t *psl;

  char *domain, *res;

  int rc;

  if (size > 64 * 1024 - 1)

    return 0;

  domain = (char *) malloc(size + 1);

  assert(domain != NULL);

  /* 0 terminate */

  memcpy(domain, data, size);

  domain[size] = 0;

  psl = (psl_ctx_t *) psl_builtin();

  psl_is_public_suffix(psl, domain);

  psl_is_public_suffix2(psl, domain, PSL_TYPE_PRIVATE);

  psl_is_public_suffix2(psl, domain, PSL_TYPE_ICANN);

  psl_is_public_suffix2(psl, domain, PSL_TYPE_NO_STAR_RULE);

  psl_is_public_suffix2(psl, domain, PSL_TYPE_NO_STAR_RULE|PSL_TYPE_ANY);

  psl_unregistrable_domain(psl, domain);

  psl_registrable_domain(psl, domain);

  psl_is_cookie_domain_acceptable(psl, "", NULL);

  psl_is_cookie_domain_acceptable(psl, "a.b.c.e.com", domain);

  if ((rc = psl_str_to_utf8lower(domain, "utf-8", NULL, &res)) == PSL_SUCCESS)

    free(res);

  if ((rc = psl_str_to_utf8lower(domain, "iso-8859-1", NULL, &res)) == PSL_SUCCESS)

    free(res);

  if ((rc = psl_str_to_utf8lower(domain, NULL, NULL, &res)) == PSL_SUCCESS)

    free(res);

  psl_free(psl);

  if (first_run) {

    psl_is_public_suffix(NULL, domain);

    psl_check_version_number(1);

    psl_get_version();

    psl_dist_filename();

    psl_builtin_outdated();

    psl_builtin_filename();

    psl_builtin_sha1sum();

    psl_builtin_file_time();

    first_run = 0;

  }

  free(domain);

#if defined(WITH_LIBICU)

  u_cleanup(); /* free all library internal memory to avoid memory leaks being reported */

#endif

  return 0;

}