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/** @file
* Maxmind database support
*
* Copyright 2018, Gerald Combs <gerald@wireshark.org>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __MAXMIND_DB_H__
#define __MAXMIND_DB_H__
#include <epan/prefs.h>
#include <wsutil/inet_addr.h>
#include "ws_symbol_export.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef struct _mmdb_lookup_t {
bool found;
const char *country;
const char *country_iso;
const char *city;
uint32_t as_number;
const char *as_org;
double latitude;
double longitude;
uint16_t accuracy; /** Accuracy radius in kilometers. */
} mmdb_lookup_t;
/**
* Init / reset function called from prefs_reset
*/
WS_DLL_LOCAL void maxmind_db_pref_init(module_t *nameres);
/**
* Cleanup function called from prefs_cleanup
*/
WS_DLL_LOCAL void maxmind_db_pref_cleanup(void);
WS_DLL_LOCAL void maxmind_db_pref_apply(void);
/**
* Look up an IPv4 address in a database
*
* @param addr IPv4 address to look up
*
* @return The database entry if found, else NULL.
*/
WS_DLL_PUBLIC WS_RETNONNULL const mmdb_lookup_t *maxmind_db_lookup_ipv4(const ws_in4_addr *addr);
/**
* Look up an IPv6 address in a database
*
* @param addr IPv6 address to look up
*
* @return The database entry if found, else NULL.
*/
WS_DLL_PUBLIC WS_RETNONNULL const mmdb_lookup_t *maxmind_db_lookup_ipv6(const ws_in6_addr *addr);
/**
* Get all configured paths
*
* @return String with all paths separated by a path separator. The string
* must be freed.
*/
WS_DLL_PUBLIC char *maxmind_db_get_paths(void);
/**
* Process outstanding requests.
*
* @return True if any new addresses were resolved.
*/
WS_DLL_LOCAL bool maxmind_db_lookup_process(void);
/**
* Checks whether the lookup result was successful and has valid coordinates.
*/
static inline bool maxmind_db_has_coords(const mmdb_lookup_t *result)
{
return result && result->found &&
result->longitude != DBL_MAX && result->latitude != DBL_MAX;
}
/**
* Select whether lookups should be performed synchronously.
* Default is asynchronous lookups.
*
* @param synchronous Whether maxmind lookups should be synchronous.
*
* XXX - if we ever have per-session host name etc. information, we
* should probably have the "resolve synchronously or asynchronously"
* flag be per-session, set with an epan API.
*/
WS_DLL_PUBLIC void maxmind_db_set_synchrony(bool synchronous);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __MAXMIND_DB_H__ */
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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