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1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */ |
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2 /* |
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3 * Copyright (c) 2009 MIRKO BANCHI |
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4 * |
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5 * This program is free software; you can redistribute it and/or modify |
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6 * it under the terms of the GNU General Public License version 2 as |
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7 * published by the Free Software Foundation; |
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8 * |
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9 * This program is distributed in the hope that it will be useful, |
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10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 * GNU General Public License for more details. |
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13 * |
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14 * You should have received a copy of the GNU General Public License |
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15 * along with this program; if not, write to the Free Software |
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16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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17 * |
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18 * Author: Mirko Banchi <mk.banchi@gmail.com> |
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19 */ |
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20 #ifndef MSDU_STANDARD_AGGREGATOR_H |
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21 #define MSDU_STANDARD_AGGREGATOR_H |
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22 |
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23 #include "msdu-aggregator.h" |
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24 |
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25 namespace ns3 { |
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26 |
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27 class MsduStandardAggregator : public MsduAggregator |
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28 { |
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29 public: |
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30 |
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31 static TypeId GetTypeId (void); |
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32 MsduStandardAggregator (); |
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33 ~MsduStandardAggregator (); |
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34 /** |
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35 * \param packet Packet we have to insert into </i>aggregatedPacket</i>. |
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36 * \param aggregatedPacket Packet that will contain <i>packet</i>, if aggregation is possible, |
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37 * \param src Source address of <i>packet</i>. |
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38 * \param dest Destination address of <i>packet</i>. |
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39 * |
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40 * This method performs an MSDU aggregation. |
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41 * Returns true if <i>packet</i> can be aggregated to <i>aggregatedPacket</i>, false otherwise. |
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42 */ |
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43 virtual bool Aggregate (Ptr<const Packet> packet, Ptr<Packet> aggregatedPacket, |
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44 Mac48Address src, Mac48Address dest); |
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45 private: |
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46 /* Calculates how much padding must be added to the end of packet. |
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47 Each A-MSDU subframe is padded so that its length is multiple of 4 octects. |
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48 */ |
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49 uint32_t CalculatePadding (Ptr<const Packet> packet); |
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50 |
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51 uint32_t m_maxAmsduLength; |
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52 }; |
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53 |
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54 } //namespace ns3 |
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55 |
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56 #endif /* MSDU_STANDARD_AGGREGATOR_H */ |