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action_set.h
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action_set.h
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/* Copyright (c) 2011, TrafficLab, Ericsson Research, Hungary
* All rights reserved.
*
* 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.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the Ericsson Research 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 HOLDER 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.
*
*
* Author: Zoltán Lajos Kis <[email protected]>
*/
#ifndef ACTION_SET_H
#define ACTION_SET_H 1
#include <sys/types.h>
#include <stdio.h>
#include "datapath.h"
#include "packet.h"
#include "oflib/ofl.h"
#include "oflib/ofl-actions.h"
#include "oflib/ofl-structs.h"
struct action_set;
struct datapath;
struct packet;
/****************************************************************************
* Implementation of an action set associated with a datapath packet
****************************************************************************/
struct action_set *
action_set_create(struct ofl_exp *exp);
/* Destroys an action set */
void
action_set_destroy(struct action_set *set);
/* Creates a clone of an action set. Used when cloning a datapath packet in
* groups. */
struct action_set *
action_set_clone(struct action_set *set);
/* Writes the set of given actions to the set, overwriting existing types as
* defined by the 1.1 spec. */
void
action_set_write_actions(struct action_set *set,
size_t actions_num,
struct ofl_action_header **actions);
/* Clears the actions from the set. */
void
action_set_clear_actions(struct action_set *set);
/* Executes the actions in the set on the packet. Packet is the owner of the
* action set right now, but this might be changed in the future. */
void
action_set_execute(struct action_set *set, struct packet *pkt, uint64_t cookie);
/* Converts the action set to a string representation. */
char *
action_set_to_string(struct action_set *set);
/* Converts the action set to a string representation and appends it to the
* given string. */
void
action_set_print(FILE *stream, struct action_set *set);
#endif /* ACTION_SET */