open5gs/tests/fuzzing/nas-message-fuzz.c

58 lines
1.5 KiB
C

/*
* Copyright (C) 2019-2023 by Sukchan Lee <acetcom@gmail.com>
*
* This file is part of Open5GS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdint.h>
#include "fuzzing.h"
#include "ogs-nas-eps.h"
#define kMinInputLength 5
#define kMaxInputLength 1024
extern int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size)
{ /* open5gs/tests/unit/nas-message-test.c */
if (Size < kMinInputLength || Size > kMaxInputLength) {
return 1;
}
if (!initialized) {
initialize();
ogs_log_install_domain(&__ogs_nas_domain, "nas", OGS_LOG_NONE);
}
int result;
ogs_pkbuf_t *pkbuf;
ogs_nas_eps_message_t message;
pkbuf = ogs_pkbuf_alloc(NULL, OGS_MAX_SDU_LEN);
if (pkbuf == NULL) {
return 1;
}
ogs_pkbuf_put_data(pkbuf, Data, Size);
result = ogs_nas_emm_decode(&message, pkbuf);
ogs_pkbuf_free(pkbuf);
return result;
}