79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
/*
|
|
* Copyright (C) 2011-2015 Andreas Steffen
|
|
* 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 ietf_attr_port_filter ietf_attr_port_filter
|
|
* @{ @ingroup ietf_attr
|
|
*/
|
|
|
|
#ifndef IETF_ATTR_PORT_FILTER_H_
|
|
#define IETF_ATTR_PORT_FILTER_H_
|
|
|
|
typedef struct ietf_attr_port_filter_t ietf_attr_port_filter_t;
|
|
|
|
#include "ietf_attr.h"
|
|
#include "pa_tnc/pa_tnc_attr.h"
|
|
|
|
|
|
/**
|
|
* Class implementing the IETF PA-TNC Port Filter attribute.
|
|
*
|
|
*/
|
|
struct ietf_attr_port_filter_t {
|
|
|
|
/**
|
|
* Public PA-TNC attribute interface
|
|
*/
|
|
pa_tnc_attr_t pa_tnc_attribute;
|
|
|
|
/**
|
|
* Add a port entry
|
|
*
|
|
* @param blocked TRUE if blocked, FALSE if allowed
|
|
* @param protocol IP protocol type
|
|
* @param port TCP/UDP port number
|
|
*/
|
|
void (*add_port)(ietf_attr_port_filter_t *this, bool blocked,
|
|
uint8_t protocol, uint16_t port);
|
|
|
|
/**
|
|
* Enumerates over all ports
|
|
* Format: bool *blocked, uint8_t *protocol, uint16_t *port
|
|
*
|
|
* @return enumerator
|
|
*/
|
|
enumerator_t* (*create_port_enumerator)(ietf_attr_port_filter_t *this);
|
|
|
|
};
|
|
|
|
/**
|
|
* Creates an ietf_attr_port_filter_t object
|
|
*
|
|
* @param type Vendor ID / Attribute Type
|
|
*/
|
|
pa_tnc_attr_t* ietf_attr_port_filter_create(pen_type_t type);
|
|
|
|
/**
|
|
* Creates an ietf_attr_port_filter_t object from received data
|
|
*
|
|
* @param length Total length of attribute value
|
|
* @param value Unparsed attribute value (might be a segment)
|
|
* @param type Vendor ID / Attribute Type
|
|
*/
|
|
pa_tnc_attr_t* ietf_attr_port_filter_create_from_data(size_t length,
|
|
chunk_t value, pen_type_t type);
|
|
|
|
#endif /** IETF_ATTR_PORT_FILTER_H_ @}*/
|