Files
glib/fuzzing/fuzz_filename_to_uri.c
Philip Withnall 7e5489cb92 fuzzing: Add fuzz tests for g_filename_{to,from}_uri()
These functions could be called on untrusted input data, and since they
do URI escaping/unescaping, they have non-trivial string handling code.

Signed-off-by: Philip Withnall <pwithnall@gnome.org>

See: #3827
2025-11-21 13:37:22 +00:00

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/*
* Copyright 2025 GNOME Foundation, Inc.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "fuzz.h"
int
LLVMFuzzerTestOneInput (const unsigned char *data, size_t size)
{
unsigned char *nul_terminated_data = NULL;
char *uri = NULL;
GError *local_error = NULL;
fuzz_set_logging_func ();
/* ignore @size (g_filename_to_uri() doesnt support it); ensure @data is nul-terminated */
nul_terminated_data = (unsigned char *) g_strndup ((const char *) data, size);
uri = g_filename_to_uri ((const char *) nul_terminated_data, NULL, &local_error);
g_free (nul_terminated_data);
g_free (uri);
g_clear_error (&local_error);
return 0;
}