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/*
* cryptsetup LUKS2 custom mutator fuzz target
*
* Copyright (C) 2022-2024 Daniel Zatovic <daniel.zatovic@gmail.com>
* Copyright (C) 2022-2024 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.
*/
#ifndef LUKS2_PROTO_CONVERTER_H_
#define LUKS2_PROTO_CONVERTER_H_
#include <sstream>
#include <string>
#include <json-c/json.h>
#include "LUKS2_plain_JSON.pb.h"
extern "C" {
#include "crypto_backend/crypto_backend.h"
}
namespace json_proto {
class LUKS2ProtoConverter {
public:
~LUKS2ProtoConverter();
void create_jobj(const LUKS2_both_headers &headers, uint64_t hdr_size);
void convert(const LUKS2_both_headers &headers, int fd);
void create_jobj(const LUKS2_both_headers &headers);
void emit_luks2_binary_header(const LUKS2_header &header_proto, int fd, uint64_t offset, uint64_t seqid, const std::string &json_text);
void set_write_headers_only(bool headers_only);
const uint8_t *get_out_buffer();
size_t get_out_size();
static const uint64_t KEYSLOTS_SIZE = 3 * 1024 * 1024;
static const uint64_t DATA_SIZE = 16 * 1024 * 1024;
private:
bool write_headers_only = false;
struct crypt_hash *hd = NULL;
};
} // namespace LUKS2_proto
#endif // LUKS2_PROTO_CONVERTER_H_
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