block-ack-type.h

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/*
 * Copyright (c) 2018
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Sébastien Deronne <sebastien.deronne@gmail.com>
 */
 
#ifndef BLOCK_ACK_TYPE_H
#define BLOCK_ACK_TYPE_H
 
#include <cstdint>
#include <ostream>
#include <vector>
 
namespace ns3
{
 
/**
 * \ingroup wifi
 * The different BlockAck variants.
 */
struct BlockAckType
{
    /**
     * \enum Variant
     * \brief The BlockAck variants
     */
    enum Variant
    {
        BASIC,
        COMPRESSED,
        EXTENDED_COMPRESSED,
        MULTI_TID,
        MULTI_STA
    };
 
    Variant m_variant;                //!< Block Ack variant
    std::vector<uint8_t> m_bitmapLen; //!< Length (bytes) of included bitmaps
 
    /**
     * Default constructor for BlockAckType.
     */
    BlockAckType();
    /**
     * Constructor for BlockAckType with given variant.
     *
     * \param v the Block Ack variant
     */
    BlockAckType(Variant v);
    /**
     * Constructor for BlockAckType with given variant
     * and bitmap length.
     *
     * \param v the Block Ack variant
     * \param l the length (bytes) of included bitmaps
     */
    BlockAckType(Variant v, std::vector<uint8_t> l);
};
 
/**
 * \ingroup wifi
 * The different BlockAckRequest variants.
 */
struct BlockAckReqType
{
    /**
     * \enum Variant
     * \brief The BlockAckReq variants
     */
    enum Variant
    {
        BASIC,
        COMPRESSED,
        EXTENDED_COMPRESSED,
        MULTI_TID
    };
 
    Variant m_variant;      //!< Block Ack Request variant
    uint8_t m_nSeqControls; //!< Number of included Starting Sequence Control fields.
                            //!< This member is added for future support of Multi-TID BARs
 
    /**
     * Default constructor for BlockAckReqType.
     */
    BlockAckReqType();
    /**
     * Constructor for BlockAckReqType with given variant.
     *
     * \param v the Block Ack Request variant
     */
    BlockAckReqType(Variant v);
    /**
     * Constructor for BlockAckReqType with given variant
     * and number of SSC fields.
     *
     * \param v the Block Ack Request variant
     * \param nSeqControls the number of included Starting Sequence Control fields
     */
    BlockAckReqType(Variant v, uint8_t nSeqControls);
};
 
/**
 * Serialize BlockAckType to ostream in a human-readable form.
 *
 * \param os std::ostream
 * \param type block ack type
 * \return std::ostream
 */
std::ostream& operator<<(std::ostream& os, const BlockAckType& type);
 
/**
 * Serialize BlockAckReqType to ostream in a human-readable form.
 *
 * \param os std::ostream
 * \param type block ack request type
 * \return std::ostream
 */
std::ostream& operator<<(std::ostream& os, const BlockAckReqType& type);
 
} // namespace ns3
 
#endif /* BLOCK_ACK_TYPE_H */