/*
 * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */

package org.opendaylight.openflowjava.protocol.impl.util;

/**
 * Instruction constants.
 *
 * @author michal.polkorab
 */
public interface InstructionConstants {

    /** Openflow v1.3 OFPIT_GOTO_TABLE code. */
    byte GOTO_TABLE_TYPE = 1;

    /** Openflow v1.3 OFPIT_WRITE_METADATA code. */
    byte WRITE_METADATA_TYPE = 2;

    /** Openflow v1.3 OFPIT_WRITE_ACTIONS code. */
    byte WRITE_ACTIONS_TYPE = 3;

    /** Openflow v1.3 OFPIT_APPLY_ACTIONS code. */
    byte APPLY_ACTIONS_TYPE = 4;

    /** Openflow v1.3 OFPIT_CLEAR_ACTIONS code. */
    byte CLEAR_ACTIONS_TYPE = 5;

    /** Openflow v1.3 OFPIT_METER code. */
    byte METER_TYPE = 6;

    /** PADDING in OFPIT_GOTO_TABLE. */
    byte PADDING_IN_GOTO_TABLE = 3;

    /** PADDING in OFPIT_WRITE_METADATA. */
    byte PADDING_IN_WRITE_METADATA = 4;

    /** PADDING in OFPIT_WRITE_ACTIONS, OFPIT_APPLY_ACTIONS and OFPIT_CLEAR_ACTIONS. */
    byte PADDING_IN_ACTIONS_INSTRUCTION = 4;

    /** Openflow v1.3 header length (padded). */
    byte STANDARD_INSTRUCTION_LENGTH = 8;

    /** Openflow v1.3 OFPIT_WRITE_METADATA length. */
    byte WRITE_METADATA_LENGTH = 24;

    /** Openflow v1.3 header length (only type and length fields). */
    byte INSTRUCTION_IDS_LENGTH = 4;
}