strongswan/Source/charon/encoding/payloads/traffic_selector_substructu...

172 lines
5.0 KiB
C

/**
* @file traffic_selector_substructure.h
*
* @brief Interface of traffic_selector_substructure_t.
*
*/
/*
* Copyright (C) 2005 Jan Hutter, 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.
*/
#ifndef TRAFFIC_SELECTOR_SUBSTRUCTURE_H_
#define TRAFFIC_SELECTOR_SUBSTRUCTURE_H_
#include <types.h>
#include <encoding/payloads/payload.h>
#include <utils/host.h>
#include <config/traffic_selector.h>
/**
* Length of a TRAFFIC SELECTOR SUBSTRUCTURE without start and end address.
*
* @ingroup payloads
*/
#define TRAFFIC_SELECTOR_HEADER_LENGTH 8
typedef struct traffic_selector_substructure_t traffic_selector_substructure_t;
/**
* @brief Class representing an IKEv2 TRAFFIC SELECTOR.
*
* The TRAFFIC SELECTOR format is described in RFC section 3.13.1.
*
* @b Constructors:
* - traffic_selector_substructure_create()
* - traffic_selector_substructure_create_from_traffic_selector()
*
* @ingroup payloads
*/
struct traffic_selector_substructure_t {
/**
* The payload_t interface.
*/
payload_t payload_interface;
/**
* @brief Get the type of Traffic selector.
*
* @param this calling traffic_selector_substructure_t object
* @return type of traffic selector
*
*/
ts_type_t (*get_ts_type) (traffic_selector_substructure_t *this);
/**
* @brief Set the type of Traffic selector.
*
* @param this calling traffic_selector_substructure_t object
* @param ts_type type of traffic selector
*/
void (*set_ts_type) (traffic_selector_substructure_t *this,ts_type_t ts_type);
/**
* @brief Get the IP protocol ID of Traffic selector.
*
* @param this calling traffic_selector_substructure_t object
* @return type of traffic selector
*
*/
u_int8_t (*get_protocol_id) (traffic_selector_substructure_t *this);
/**
* @brief Set the IP protocol ID of Traffic selector
*
* @param this calling traffic_selector_substructure_t object
* @param protocol_id protocol ID of traffic selector
*/
void (*set_protocol_id) (traffic_selector_substructure_t *this,u_int8_t protocol_id);
/**
* @brief Get the start port and address as host_t object.
*
* Returned host_t object has to get destroyed by the caller.
*
* @param this calling traffic_selector_substructure_t object
* @return start host as host_t object
*
*/
host_t *(*get_start_host) (traffic_selector_substructure_t *this);
/**
* @brief Set the start port and address as host_t object.
*
* @param this calling traffic_selector_substructure_t object
* @param start_host start host as host_t object
*/
void (*set_start_host) (traffic_selector_substructure_t *this,host_t *start_host);
/**
* @brief Get the end port and address as host_t object.
*
* Returned host_t object has to get destroyed by the caller.
*
* @param this calling traffic_selector_substructure_t object
* @return end host as host_t object
*
*/
host_t *(*get_end_host) (traffic_selector_substructure_t *this);
/**
* @brief Set the end port and address as host_t object.
*
* @param this calling traffic_selector_substructure_t object
* @param end_host end host as host_t object
*/
void (*set_end_host) (traffic_selector_substructure_t *this,host_t *end_host);
/**
* @brief Get a traffic_selector_t from this substructure.
*
* @warning traffic_selector_t must be destroyed after usage.
*
* @param this calling traffic_selector_substructure_t object
* @return contained traffic_selector_t
*/
traffic_selector_t *(*get_traffic_selector) (traffic_selector_substructure_t *this);
/**
* @brief Destroys an traffic_selector_substructure_t object.
*
* @param this traffic_selector_substructure_t object to destroy
*/
void (*destroy) (traffic_selector_substructure_t *this);
};
/**
* @brief Creates an empty traffic_selector_substructure_t object.
*
* TS type is set to default TS_IPV4_ADDR_RANGE!
*
* @return traffic_selector_substructure_t object
*
* @ingroup payloads
*/
traffic_selector_substructure_t *traffic_selector_substructure_create();
/**
* @brief Creates an initialized traffif selector substructure using
* the values from a traffic_selector_t.
*
* @param traffic_selector traffic_selector_t to use for initialization
* @return traffic_selector_substructure_t object
*
* @ingroup payloads
*/
traffic_selector_substructure_t *traffic_selector_substructure_create_from_traffic_selector(traffic_selector_t *traffic_selector);
#endif /* /TRAFFIC_SELECTOR_SUBSTRUCTURE_H_ */