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/*
* Copyright (c) 2017 Cossack Labs Limited
*
* This file is a part of Hermes-core.
*
* Hermes-core 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.
*
* Hermes-core 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Hermes-core. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef HERMES_DATA_STORE_DB_H
#define HERMES_DATA_STORE_DB_H
#include <stdint.h>
#include <stdlib.h>
typedef uint32_t(*hm_ds_db_insert_block)(
void* db, const uint8_t* block, const size_t block_length,
const uint8_t* meta, const size_t meta_length,
const uint8_t* mac, const size_t mac_length,
uint8_t** id, size_t* id_length);
typedef uint32_t(*hm_ds_db_insert_block_with_id)(
void* db, const uint8_t* id, const size_t id_length,
const uint8_t* block, const size_t block_length,
const uint8_t* meta, const size_t meta_length,
const uint8_t* mac, const size_t mac_length);
typedef uint32_t(*hm_ds_db_get_block)(
void* db, const uint8_t* id, const size_t id_length,
uint8_t** block, size_t* block_length,
uint8_t** meta, size_t* meta_length);
typedef uint32_t(*hm_ds_db_update_block)(
void* db, const uint8_t* id, const size_t id_length,
const uint8_t* block, const size_t block_length,
const uint8_t* meta, const size_t meta_length,
const uint8_t* mac, const size_t mac_length,
const uint8_t* old_mac, const size_t old_mac_length);
typedef uint32_t(*hm_ds_db_rem_block)(
void* db, const uint8_t* id, const size_t id_length,
const uint8_t* old_mac, const size_t old_mac_length);
typedef struct hm_ds_db_type{
void* user_data;
hm_ds_db_insert_block insert_block;
hm_ds_db_insert_block_with_id insert_block_with_id;
hm_ds_db_get_block get_block;
hm_ds_db_update_block update_block;
hm_ds_db_rem_block rem_block;
}hm_ds_db_t;
#endif //HERMES_DATA_STORE_DB_H