1  /*
       2   * Copyright 2021 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  int
      23  LLVMFuzzerTestOneInput (const unsigned char *data, size_t size)
      24  {
      25    unsigned char *nul_terminated_data = NULL;
      26    const gchar *skipped_root G_GNUC_UNUSED  /* when compiling with G_DISABLE_ASSERT */;
      27    gchar *basename = NULL, *dirname = NULL;
      28  
      29    fuzz_set_logging_func ();
      30  
      31    /* ignore @size (none of the functions support it); ensure @data is nul-terminated */
      32    nul_terminated_data = (unsigned char *) g_strndup ((const gchar *) data, size);
      33  
      34    g_path_is_absolute ((const gchar *) nul_terminated_data);
      35  
      36    skipped_root = g_path_skip_root ((const gchar *) nul_terminated_data);
      37    g_assert (skipped_root == NULL || skipped_root >= (const gchar *) nul_terminated_data);
      38    g_assert (skipped_root == NULL || skipped_root <= (const gchar *) nul_terminated_data + size);
      39  
      40    basename = g_path_get_basename ((const gchar *) nul_terminated_data);
      41    g_assert (strcmp (basename, ".") == 0 || strlen (basename) <= size);
      42  
      43    dirname = g_path_get_dirname ((const gchar *) nul_terminated_data);
      44    g_assert (strcmp (dirname, ".") == 0 || strlen (dirname) <= size);
      45  
      46    g_free (nul_terminated_data);
      47    g_free (dirname);
      48    g_free (basename);
      49  
      50    return 0;
      51  }