glib/fuzzing/fuzz_dbus_message.c

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/*
* Copyright 2018 pdknsk
*
* 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/>.
*/
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#include "fuzz.h"
static const GDBusCapabilityFlags flags = G_DBUS_CAPABILITY_FLAGS_UNIX_FD_PASSING;
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int
LLVMFuzzerTestOneInput (const unsigned char *data, size_t size)
{
gssize bytes;
GDBusMessage *msg = NULL;
guchar *blob = NULL;
gsize msg_size;
fuzz_set_logging_func ();
bytes = g_dbus_message_bytes_needed ((guchar*) data, size, NULL);
if (bytes <= 0)
return 0;
msg = g_dbus_message_new_from_blob ((guchar*) data, size, flags, NULL);
if (msg == NULL)
return 0;
blob = g_dbus_message_to_blob (msg, &msg_size, flags, NULL);
g_free (blob);
g_object_unref (msg);
return 0;
}