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/*-
* Copyright 2020 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 RSPAMD_LUA_URL_H
#define RSPAMD_LUA_URL_H
#include "lua_common.h"
#ifdef __cplusplus
extern "C" {
#endif
struct lua_tree_cb_data {
lua_State *L;
int i;
int metatable_pos;
guint flags_mask;
guint flags_exclude_mask;
guint protocols_mask;
enum {
url_flags_mode_include_any,
url_flags_mode_include_explicit,
url_flags_mode_exclude_include,
} flags_mode;
gboolean sort;
gsize max_urls;
gdouble skip_prob;
guint64 random_seed;
};
void lua_tree_url_callback(gpointer key, gpointer value, gpointer ud);
/**
* Fills a cbdata table based on the parameter at position pos
* @param L
* @param pos
* @param cbd
* @return
*/
gboolean lua_url_cbdata_fill(lua_State *L, gint pos,
struct lua_tree_cb_data *cbd,
guint default_protocols,
guint default_flags,
gsize max_urls);
gboolean lua_url_cbdata_fill_exclude_include(lua_State *L, gint pos,
struct lua_tree_cb_data *cbd,
guint default_protocols,
gsize max_urls);
/**
* Cleanup url cbdata
* @param cbd
*/
void lua_url_cbdata_dtor(struct lua_tree_cb_data *cbd);
/**
* Adjust probabilistic skip of the urls
* @param timestamp
* @param digest
* @param cb
* @param sz
* @param max_urls
* @return
*/
gsize lua_url_adjust_skip_prob(float timestamp,
guchar digest[16],
struct lua_tree_cb_data *cb,
gsize sz);
#ifdef __cplusplus
}
#endif
#endif
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