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/*-
* Copyright 2016 Vsevolod Stakhov
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FUZZY_BACKEND_H_
#define FUZZY_BACKEND_H_
#include "config.h"
#include "fuzzy_storage.h"
struct rspamd_fuzzy_backend;
/**
* Open fuzzy backend
* @param path file to open (legacy file will be converted automatically)
* @param err error pointer
* @return backend structure or NULL
*/
struct rspamd_fuzzy_backend *rspamd_fuzzy_backend_open (const gchar *path,
gboolean vacuum,
GError **err);
/**
* Check specified fuzzy in the backend
* @param backend
* @param cmd
* @return reply with probability and weight
*/
struct rspamd_fuzzy_reply rspamd_fuzzy_backend_check (
struct rspamd_fuzzy_backend *backend,
const struct rspamd_fuzzy_cmd *cmd,
gint64 expire);
/**
* Prepare storage for updates (by starting transaction)
*/
gboolean rspamd_fuzzy_backend_prepare_update (struct rspamd_fuzzy_backend *backend,
const gchar *source);
/**
* Add digest to the database
* @param backend
* @param cmd
* @return
*/
gboolean rspamd_fuzzy_backend_add (
struct rspamd_fuzzy_backend *backend,
const struct rspamd_fuzzy_cmd *cmd,
time_t timestamp);
/**
* Delete digest from the database
* @param backend
* @param cmd
* @return
*/
gboolean rspamd_fuzzy_backend_del (
struct rspamd_fuzzy_backend *backend,
const struct rspamd_fuzzy_cmd *cmd);
/**
* Commit updates to storage
*/
gboolean rspamd_fuzzy_backend_finish_update (struct rspamd_fuzzy_backend *backend,
const gchar *source);
/**
* Sync storage
* @param backend
* @return
*/
gboolean rspamd_fuzzy_backend_sync (struct rspamd_fuzzy_backend *backend,
gint64 expire,
gboolean clean_orphaned);
/**
* Close storage
* @param backend
*/
void rspamd_fuzzy_backend_close (struct rspamd_fuzzy_backend *backend);
gsize rspamd_fuzzy_backend_count (struct rspamd_fuzzy_backend *backend);
gint rspamd_fuzzy_backend_version (struct rspamd_fuzzy_backend *backend, const gchar *source);
gsize rspamd_fuzzy_backend_expired (struct rspamd_fuzzy_backend *backend);
const gchar * rspamd_fuzzy_backend_id (struct rspamd_fuzzy_backend *backend);
#endif /* FUZZY_BACKEND_H_ */
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