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/*-
* Copyright 2018 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_MAP_HELPERS_H
#define RSPAMD_MAP_HELPERS_H
#include "config.h"
#include "map.h"
#include "addr.h"
/**
* @file map_helpers.h
*
* Defines helper structures to deal with different map types
*/
/**
* Common structures, abstract for simplicity
*/
struct rspamd_radix_map_helper;
struct rspamd_hash_map_helper;
struct rspamd_regexp_map_helper;
struct rspamd_map_helper_value;
enum rspamd_regexp_map_flags {
RSPAMD_REGEXP_MAP_FLAG_UTF = (1u << 0),
RSPAMD_REGEXP_MAP_FLAG_MULTIPLE = (1u << 1),
RSPAMD_REGEXP_MAP_FLAG_GLOB = (1u << 2),
};
typedef void (*insert_func) (gpointer st, gconstpointer key,
gconstpointer value);
/**
* Radix list is a list like ip/mask
*/
gchar * rspamd_radix_read (
gchar *chunk,
gint len,
struct map_cb_data *data,
gboolean final);
void rspamd_radix_fin (struct map_cb_data *data, void **target);
void rspamd_radix_dtor (struct map_cb_data *data);
/**
* Kv list is an ordinal list of keys and values separated by whitespace
*/
gchar * rspamd_kv_list_read (
gchar *chunk,
gint len,
struct map_cb_data *data,
gboolean final);
void rspamd_kv_list_fin (struct map_cb_data *data, void **target);
void rspamd_kv_list_dtor (struct map_cb_data *data);
/**
* Regexp list is a list of regular expressions
*/
gchar * rspamd_regexp_list_read_single (
gchar *chunk,
gint len,
struct map_cb_data *data,
gboolean final);
gchar * rspamd_regexp_list_read_multiple (
gchar *chunk,
gint len,
struct map_cb_data *data,
gboolean final);
gchar * rspamd_glob_list_read_single (
gchar *chunk,
gint len,
struct map_cb_data *data,
gboolean final);
gchar * rspamd_glob_list_read_multiple (
gchar *chunk,
gint len,
struct map_cb_data *data,
gboolean final);
void rspamd_regexp_list_fin (struct map_cb_data *data, void **target);
void rspamd_regexp_list_dtor (struct map_cb_data *data);
/**
* FSM for lists parsing (support comments, blank lines and partial replies)
*/
gchar *
rspamd_parse_kv_list (
gchar * chunk,
gint len,
struct map_cb_data *data,
insert_func func,
const gchar *default_value,
gboolean final);
/**
* Find a single (any) matching regexp for the specified text or NULL if
* no matches found
* @param map
* @param in
* @param len
* @return
*/
gconstpointer rspamd_match_regexp_map_single (struct rspamd_regexp_map_helper *map,
const gchar *in, gsize len);
/**
* Find a multiple (all) matching regexp for the specified text or NULL if
* no matches found. Returns GPtrArray that *must* be freed by a caller if not NULL
* @param map
* @param in
* @param len
* @return
*/
GPtrArray* rspamd_match_regexp_map_all (struct rspamd_regexp_map_helper *map,
const gchar *in, gsize len);
/**
* Find value matching specific key in a hash map
* @param map
* @param in
* @param len
* @return
*/
gconstpointer rspamd_match_hash_map (struct rspamd_hash_map_helper *map,
const gchar *in);
/**
* Find value matching specific key in a hash map
* @param map
* @param in raw ip address
* @param inlen ip address length (4 for IPv4 and 16 for IPv6)
* @return
*/
gconstpointer rspamd_match_radix_map (struct rspamd_radix_map_helper *map,
const guchar *in, gsize inlen);
gconstpointer rspamd_match_radix_map_addr (struct rspamd_radix_map_helper *map,
const rspamd_inet_addr_t *addr);
/**
* Creates radix map helper
* @param map
* @return
*/
struct rspamd_radix_map_helper *rspamd_map_helper_new_radix (struct rspamd_map *map);
/**
* Inserts new value into radix map
* @param st
* @param key
* @param value
*/
void rspamd_map_helper_insert_radix (gpointer st, gconstpointer key, gconstpointer value);
/**
* Inserts new value into radix map performing synchronous resolving
* @param st
* @param key
* @param value
*/
void rspamd_map_helper_insert_radix_resolve (gpointer st, gconstpointer key,
gconstpointer value);
/**
* Destroys radix map helper
* @param r
*/
void rspamd_map_helper_destroy_radix (struct rspamd_radix_map_helper *r);
/**
* Creates hash map helper
* @param map
* @return
*/
struct rspamd_hash_map_helper *rspamd_map_helper_new_hash (struct rspamd_map *map);
/**
* Inserts a new value into a hash map
* @param st
* @param key
* @param value
*/
void rspamd_map_helper_insert_hash (gpointer st, gconstpointer key, gconstpointer value);
/**
* Destroys hash map helper
* @param r
*/
void rspamd_map_helper_destroy_hash (struct rspamd_hash_map_helper *r);
/**
* Create new regexp map
* @param map
* @param flags
* @return
*/
struct rspamd_regexp_map_helper * rspamd_map_helper_new_regexp (struct rspamd_map *map,
enum rspamd_regexp_map_flags flags);
/**
* Inserts a new regexp into regexp map
* @param st
* @param key
* @param value
*/
void rspamd_map_helper_insert_re (gpointer st, gconstpointer key, gconstpointer value);
/**
* Destroy regexp map
* @param re_map
*/
void rspamd_map_helper_destroy_regexp (struct rspamd_regexp_map_helper *re_map);
#endif
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