gstreamer/ci/fuzzing/localfuzzer.c

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/* GStreamer
* Copyright (C) 2017 Edward Hervey <bilboed@bilboed.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/* Local fuzzer runner */
#include <glib.h>
extern int LLVMFuzzerTestOneInput (const guint8 * data, size_t size);
static void
test_file (gchar * filename)
{
GDir *dir;
gchar *path;
gchar *contents;
gsize length;
/* if filename is a directory, process the contents */
if ((dir = g_dir_open (filename, 0, NULL))) {
const gchar *entry;
while ((entry = g_dir_read_name (dir))) {
gchar *spath;
spath = g_strconcat (filename, G_DIR_SEPARATOR_S, entry, NULL);
test_file (spath);
g_free (spath);
}
g_dir_close (dir);
return;
}
/* Make sure path is absolute */
if (!g_path_is_absolute (filename)) {
gchar *curdir;
curdir = g_get_current_dir ();
path = g_build_filename (curdir, filename, NULL);
g_free (curdir);
} else
path = g_strdup (filename);
/* Check if path exists */
if (g_file_get_contents (path, &contents, &length, NULL)) {
g_print (">>> %s (%" G_GSIZE_FORMAT " bytes)\n", path, length);
LLVMFuzzerTestOneInput ((const guint8 *) contents, length);
g_free (contents);
}
g_free (path);
}
int
main (int argc, gchar ** argv)
{
gint i;
for (i = 1; i < argc; i++)
test_file (argv[i]);
return 0;
}