1  /*
       2   * Copyright 2020 Endless OS Foundation, LLC
       3   *
       4   * SPDX-License-Identifier: LGPL-2.1-or-later
       5   *
       6   * This library is free software; you can redistribute it and/or
       7   * modify it under the terms of the GNU Lesser General Public
       8   * License as published by the Free Software Foundation; either
       9   * version 2.1 of the License, or (at your option) any later version.
      10   *
      11   * This library is distributed in the hope that it will be useful,
      12   * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14   * Lesser General Public License for more details.
      15   *
      16   * You should have received a copy of the GNU Lesser General Public
      17   * License along with this library; if not, see <http://www.gnu.org/licenses/>.
      18   */
      19  
      20  #include "fuzz.h"
      21  
      22  static void
      23  test_with_flags (const gchar *data,
      24                   GUriFlags    flags)
      25  {
      26    GUri *uri = NULL;
      27    gchar *uri_string = NULL;
      28  
      29    uri = g_uri_parse (data, flags, NULL);
      30  
      31    if (uri == NULL)
      32      return;
      33  
      34    uri_string = g_uri_to_string (uri);
      35    g_uri_unref (uri);
      36  
      37    if (uri_string == NULL)
      38      return;
      39  
      40    g_free (uri_string);
      41  }
      42  
      43  int
      44  LLVMFuzzerTestOneInput (const unsigned char *data, size_t size)
      45  {
      46    unsigned char *nul_terminated_data = NULL;
      47  
      48    fuzz_set_logging_func ();
      49  
      50    /* ignore @size (g_uri_parse() doesn’t support it); ensure @data is nul-terminated */
      51    nul_terminated_data = (unsigned char *) g_strndup ((const gchar *) data, size);
      52    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_NONE);
      53    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_PARSE_RELAXED);
      54    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_NON_DNS);
      55    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_HAS_AUTH_PARAMS);
      56    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_HAS_PASSWORD);
      57    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_ENCODED_QUERY);
      58    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_ENCODED_PATH);
      59    test_with_flags ((const gchar *) nul_terminated_data, G_URI_FLAGS_SCHEME_NORMALIZE);
      60    g_free (nul_terminated_data);
      61  
      62    return 0;
      63  }