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125 lines (112 loc) · 3.38 KB
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/*
* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
* Copyright (C) 2005-2014, Anthony Minessale II <[email protected]>
*
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
*
* The Initial Developer of the Original Code is
* Anthony Minessale II <[email protected]>
* Portions created by the Initial Developer are Copyright (C)
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Anthony Minessale II <[email protected]>
* Brian K. West <[email protected]>
*
*
* switch_nat.h NAT Traversal via NAT-PMP or uPNP
*
*/
/*!
\defgroup nat1 NAT code
\ingroup core1
\{
*/
#ifndef FREESWITCH_NAT_H
#define FREESWITCH_NAT_H
SWITCH_BEGIN_EXTERN_C typedef enum {
SWITCH_NAT_TYPE_NONE,
SWITCH_NAT_TYPE_PMP,
SWITCH_NAT_TYPE_UPNP
} switch_nat_type_t;
typedef enum {
SWITCH_NAT_UDP,
SWITCH_NAT_TCP
} switch_nat_ip_proto_t;
SWITCH_DECLARE(const char *) switch_nat_get_type(void);
/*!
\brief Initilize the NAT Traversal System
\param pool the memory pool to use for long term allocations
\note Generally called by the core_init
*/
SWITCH_DECLARE(void) switch_nat_init(switch_memory_pool_t *pool, switch_bool_t mapping);
/*!
\brief Initilize the rest of the NAT Traversal System
\note nat_init is called prior to some other modules being loaded.
This method allows us to init the rest of the NAT system.
*/
SWITCH_DECLARE(void) switch_nat_late_init(void);
/*!
\brief Shuts down the NAT Traversal System
*/
SWITCH_DECLARE(void) switch_nat_shutdown(void);
/*!
\brief Returns a list of nat mappings and other status info
\note caller must free the string
*/
SWITCH_DECLARE(char *) switch_nat_status(void);
/*!
\brief Republishes the nap mappings
*/
SWITCH_DECLARE(void) switch_nat_republish(void);
/*!
\brief re-initializes NAT subsystem
*/
SWITCH_DECLARE(void) switch_nat_reinit(void);
/*!
\brief Update the setting if port mapping will be created
*/
SWITCH_DECLARE(void) switch_nat_set_mapping(switch_bool_t mapping);
/*!
\brief Maps a port through the NAT Traversal System
\param port Internal port to map
\param proto Protocol
\param external_port [out] Mapped external port
\param sticky make the mapping permanent
*/
SWITCH_DECLARE(switch_status_t) switch_nat_add_mapping(switch_port_t port, switch_nat_ip_proto_t proto, switch_port_t *external_port,
switch_bool_t sticky);
/*!
\brief Has the NAT subsystem been initialized
*/
SWITCH_DECLARE(switch_bool_t) switch_nat_is_initialized(void);
/*!
\brief Deletes a NAT mapping
\param proto Protocol
*/
SWITCH_DECLARE(switch_status_t) switch_nat_del_mapping(switch_port_t port, switch_nat_ip_proto_t proto);
SWITCH_END_EXTERN_C
#endif
/* For Emacs:
* Local Variables:
* mode:c
* indent-tabs-mode:t
* tab-width:4
* c-basic-offset:4
* End:
* For VIM:
* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
*/