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strongswan/fuzz/libFuzzerLocal.c

59 lines
1.7 KiB

/*
* Copyright (C) 2017 Tobias Brunner
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <library.h>
extern int LLVMFuzzerTestOneInput(const unsigned char *data, size_t size);
__attribute__((weak)) extern int LLVMFuzzerInitialize(int *argc, char ***argv);
/**
* This is a simple driver for the fuzz targets to verify test inputs outside
* of OSS-Fuzz.
*
* Failures will usually cause crashes.
*/
int main(int argc, char **argv)
{
chunk_t *data;
int i, res = 0;
fprintf(stderr, "%s: running %d inputs\n", argv[0], argc - 1);
if (LLVMFuzzerInitialize)
{
LLVMFuzzerInitialize(&argc, &argv);
}
for (i = 1; i < argc; i++)
{
fprintf(stderr, "running: %s\n", argv[i]);
data = chunk_map(argv[i], FALSE);
if (!data)
{
fprintf(stderr, "opening %s failed: %s\n", argv[i], strerror(errno));
return 1;
}
res = LLVMFuzzerTestOneInput(data->ptr, data->len);
fprintf(stderr, "done: %s: (%zd bytes)\n", argv[i], data->len);
chunk_unmap(data);
if (res)
{
break;
}
}
fprintf(stderr, "%s: completed %d inputs\n", argv[0], i-1);
return res;
}