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/*
* Copyright (C) 2008 Martin Willi
* 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.
*
* $Id$
*/
/**
* @defgroup attribute_manager attribute_manager
* @{ @ingroup attributes
*/
#ifndef ATTRIBUTE_MANAGER_H_
#define ATTRIBUTE_MANAGER_H_
#include <config/attributes/attribute_provider.h>
typedef struct attribute_manager_t attribute_manager_t;
/**
* Provide configuration attributes to include in CFG Payloads.
*/
struct attribute_manager_t {
/**
* Acquire a virtual IP address to assign to a peer.
*
* @param pool pool name to acquire address from
* @param id peer identity to get address for
* @param auth authorization infos of peer
* @param requested IP in configuration request
* @return allocated address, NULL to serve none
*/
host_t* (*acquire_address)(attribute_manager_t *this,
char *pool, identification_t *id,
auth_info_t *auth, host_t *requested);
/**
* Release a previously acquired address.
*
* @param pool pool name from which the address was acquired
* @param address address to release
* @param id peer identity to get address for
*/
void (*release_address)(attribute_manager_t *this,
char *pool, host_t *address, identification_t *id);
/**
* Register an attribute provider to the manager.
*
* @param provider attribute provider to register
*/
void (*add_provider)(attribute_manager_t *this,
attribute_provider_t *provider);
/**
* Unregister an attribute provider from the manager.
*
* @param provider attribute provider to unregister
*/
void (*remove_provider)(attribute_manager_t *this,
attribute_provider_t *provider);
/**
* Destroy a attribute_manager instance.
*/
void (*destroy)(attribute_manager_t *this);
};
/**
* Create a attribute_manager instance.
*/
attribute_manager_t *attribute_manager_create();
#endif /** ATTRIBUTE_MANAGER_H_ @}*/
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