Msg File src/inet/linklayer/bmac/BMacHeader.msg

Name	Type	Description
BMacType	enum	@brief Types of messages (self messages and packets) the node can process TODO split to 2 enums: for packets / for self messages
BMacHeaderBase	class	Base class for BMac headers.
BMacControlFrame	class	Control Frame for BMac. Frame size is configurable in the MAC layer.
BMacDataFrameHeader	class	Dataframe header for BMac. Frame size is configurable in the MAC layer.

Source code

//
// Copyright (C) 2012 Andras Varga
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program; if not, see <http://www.gnu.org/licenses/>.
//

import inet.common.INETDefs;
import inet.common.packet.chunk.Chunk;
import inet.linklayer.common.MacAddress;

namespace inet;

// @brief Types of messages (self messages and packets) the node can process
//TODO split to 2 enums: for packets / for self messages
enum BMacType {
    // packet types
    BMAC_PREAMBLE = 191;
    BMAC_DATA = 192;
    BMAC_ACK = 193;
    // self message types
    BMAC_RESEND_DATA = 194;
    BMAC_ACK_TIMEOUT = 195;
    BMAC_START_BMAC = 196;
    BMAC_WAKE_UP = 197;
    BMAC_SEND_ACK = 198;
    BMAC_CCA_TIMEOUT = 199;
    BMAC_ACK_TX_OVER = 200;
    BMAC_SEND_PREAMBLE = 201;
    BMAC_STOP_PREAMBLES = 202;
    BMAC_DATA_TX_OVER = 203;
    BMAC_DATA_TIMEOUT = 204;
};

//
// Base class for ~BMac headers.
//
class BMacHeaderBase extends FieldsChunk
{
    MacAddress srcAddr;
    MacAddress destAddr;
    BMacType   type;
}

//
// Control Frame for ~BMac. Frame size is configurable
// in the MAC layer. 
//
class BMacControlFrame extends BMacHeaderBase
{
}

//
// Dataframe header for ~BMac. Frame size is configurable
// in the MAC layer. 
//
class BMacDataFrameHeader extends BMacHeaderBase
{
    long sequenceId; // Sequence Number to detect duplicate messages
    int networkProtocol = -1;
}