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/*
* cryptsetup LUKS2 custom mutator fuzz target
*
* Copyright (C) 2022-2023 Daniel Zatovic <daniel.zatovic@gmail.com>
* Copyright (C) 2022-2023 Red Hat, Inc. All rights reserved.
*
* 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.
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "LUKS2_plain_JSON.pb.h"
#include "plain_json_proto_to_luks2_converter.h"
#include "libfuzzer/libfuzzer_macro.h"
#include "FuzzerInterface.h"
extern "C" {
#include <libcryptsetup.h>
#include <err.h>
#include <fcntl.h>
#include <unistd.h>
}
DEFINE_PROTO_FUZZER(const json_proto::LUKS2_both_headers &headers) {
struct crypt_device *cd = NULL;
char name[] = "/tmp/test-proto-fuzz.XXXXXX";
int fd = mkostemp(name, O_RDWR|O_CREAT|O_EXCL|O_CLOEXEC);
if (fd < 0)
err(EXIT_FAILURE, "mkostemp() failed");
json_proto::LUKS2ProtoConverter converter;
converter.convert(headers, fd);
if (crypt_init(&cd, name) == 0)
(void)crypt_load(cd, CRYPT_LUKS2, NULL);
crypt_free(cd);
close(fd);
unlink(name);
}
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