strongswan/src/libcharon/sa/redirect_provider.h

60 lines
1.9 KiB
C

/*
* Copyright (C) 2015 Tobias Brunner
* HSR Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* @defgroup redirect_provider redirect_provider
* @{ @ingroup sa
*/
#ifndef REDIRECT_PROVIDER_H_
#define REDIRECT_PROVIDER_H_
typedef struct redirect_provider_t redirect_provider_t;
#include <library.h>
#include <sa/ike_sa.h>
/**
* Interface that allows implementations to decide whether a client is
* redirected during IKE_SA_INIT or IKE_AUTH using RFC 5685.
*/
struct redirect_provider_t {
/**
* Decide whether a client is redirect directly upon receipt of the
* IKE_SA_INIT message.
*
* @param ike_sa IKE_SA for which this is called
* @param gateway[out] new IKE gateway (IP or FQDN)
* @return TRUE if client should be redirected, FALSE otherwise
*/
bool (*redirect_on_init)(redirect_provider_t *this, ike_sa_t *ike_sa,
identification_t **gateway);
/**
* Decide whether a client is redirect after the IKE_AUTH has been
* handled. This is called after the client is authenticated and when the
* server authenticates itself.
*
* @param ike_sa IKE_SA for which this is called
* @param gateway[out] new IKE gateway (IP or FQDN)
* @return TRUE if client should be redirected, FALSE otherwise
*/
bool (*redirect_on_auth)(redirect_provider_t *this, ike_sa_t *ike_sa,
identification_t **gateway);
};
#endif /** REDIRECT_PROVIDER_H_ @}*/