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/**

* @file nat-pmp.h NAT-PMP Implementation

* @ingroup core

/* purple

* Purple is the legal property of its developers, whose names are too numerous

* to list here. Please refer to the COPYRIGHT file distributed with this

* source distribution.

* This file is distributed under the 3-clause (modified) BSD license:

* Redistribution and use in source and binary forms, with or without modification, are permitted

* provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this list of conditions and

* the following disclaimer.

* Neither the name of the bleep. LLC nor the names of its contributors may be used to endorse or promote

* products derived from this software without specific prior written permission.

* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED

* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR

* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY

* OF SUCH DAMAGE.

#ifndef _PURPLE_NAT_PMP_H

#define _PURPLE_NAT_PMP_H

#include <glib.h>

#define PURPLE_PMP_LIFETIME 3600 /* 3600 seconds */

typedef enum {

PURPLE_PMP_TYPE_UDP,

PURPLE_PMP_TYPE_TCP

} PurplePmpType;

/**

* Initialize nat-pmp

void purple_pmp_init(void);

/**

char *purple_pmp_get_public_ip(void);

/**

* Remove the NAT-PMP mapping for a specified type on a specified port

* @param type The PurplePmpType

* @param privateport The private port on which we are listening locally

* @param publicport The public port on which we are expecting a response

* @param lifetime The lifetime of the mapping. It is recommended that this be PURPLE_PMP_LIFETIME.

* @returns TRUE if succesful; FALSE if unsuccessful

gboolean purple_pmp_create_map(PurplePmpType type, unsigned short privateport, unsigned short publicport, int lifetime);

/**

* Remove the NAT-PMP mapping for a specified type on a specified port

* @param type The PurplePmpType

* @param privateport The private port on which the mapping was previously made

* @returns TRUE if succesful; FALSE if unsuccessful

gboolean purple_pmp_destroy_map(PurplePmpType type, unsigned short privateport);

#endif

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