126 lines
3.4 KiB
C
126 lines
3.4 KiB
C
/*
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* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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* Copyright (C) 2005-2014, Anthony Minessale II <anthm@freeswitch.org>
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*
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
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*
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* The Initial Developer of the Original Code is
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* Anthony Minessale II <anthm@freeswitch.org>
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* Portions created by the Initial Developer are Copyright (C)
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Anthony Minessale II <anthm@freeswitch.org>
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* Brian K. West <brian@freeswitch.org>
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*
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*
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* switch_nat.h NAT Traversal via NAT-PMP or uPNP
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*
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*/
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/*!
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\defgroup nat1 NAT code
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\ingroup core1
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\{
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*/
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#ifndef FREESWITCH_NAT_H
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#define FREESWITCH_NAT_H
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SWITCH_BEGIN_EXTERN_C typedef enum {
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SWITCH_NAT_TYPE_NONE,
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SWITCH_NAT_TYPE_PMP,
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SWITCH_NAT_TYPE_UPNP
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} switch_nat_type_t;
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typedef enum {
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SWITCH_NAT_UDP,
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SWITCH_NAT_TCP
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} switch_nat_ip_proto_t;
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SWITCH_DECLARE(const char *) switch_nat_get_type(void);
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/*!
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\brief Initilize the NAT Traversal System
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\param pool the memory pool to use for long term allocations
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\note Generally called by the core_init
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*/
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SWITCH_DECLARE(void) switch_nat_init(switch_memory_pool_t *pool, switch_bool_t mapping);
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/*!
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\brief Initilize the rest of the NAT Traversal System
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\note nat_init is called prior to some other modules being loaded.
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This method allows us to init the rest of the NAT system.
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*/
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SWITCH_DECLARE(void) switch_nat_late_init(void);
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/*!
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\brief Shuts down the NAT Traversal System
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*/
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SWITCH_DECLARE(void) switch_nat_shutdown(void);
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/*!
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\brief Returns a list of nat mappings and other status info
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\note caller must free the string
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*/
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SWITCH_DECLARE(char *) switch_nat_status(void);
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/*!
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\brief Republishes the nap mappings
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*/
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SWITCH_DECLARE(void) switch_nat_republish(void);
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/*!
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\brief re-initializes NAT subsystem
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*/
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SWITCH_DECLARE(void) switch_nat_reinit(void);
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/*!
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\brief Update the setting if port mapping will be created
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*/
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SWITCH_DECLARE(void) switch_nat_set_mapping(switch_bool_t mapping);
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/*!
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\brief Maps a port through the NAT Traversal System
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\param port Internal port to map
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\param proto Protocol
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\param external_port [out] Mapped external port
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\param sticky make the mapping permanent
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*/
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SWITCH_DECLARE(switch_status_t) switch_nat_add_mapping(switch_port_t port, switch_nat_ip_proto_t proto, switch_port_t *external_port,
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switch_bool_t sticky);
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/*!
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\brief Has the NAT subsystem been initialized
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*/
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SWITCH_DECLARE(switch_bool_t) switch_nat_is_initialized(void);
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/*!
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\brief Deletes a NAT mapping
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\param proto Protocol
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*/
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SWITCH_DECLARE(switch_status_t) switch_nat_del_mapping(switch_port_t port, switch_nat_ip_proto_t proto);
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SWITCH_END_EXTERN_C
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#endif
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/* For Emacs:
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* Local Variables:
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* mode:c
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* indent-tabs-mode:t
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* tab-width:4
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* c-basic-offset:4
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* End:
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* For VIM:
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* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
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*/
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