Msg File src/inet/linklayer/lmac/LMacHeader.msg

Name	Type	Description
LMacType	enum	TODO split to 2 enums: for packets / for self messages
LMacHeaderBase	class	Base class for LMac headers.
LMacControlFrame	class	Control Frame for LMac. Frame size is configurable in the MAC layer.
LMacDataFrameHeader	class	Dataframe header for LMac. Frame size is configurable in the MAC layer.

Source code

// A LMAC packet header definition
//
// @author Anna Foerster

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

namespace inet;

//TODO split to 2 enums: for packets / for self messages
enum LMacType
{
    LMAC_CONTROL = 167;     // packet type
    LMAC_TIMEOUT = 168;
    LMAC_WAKEUP = 169;
    LMAC_SEND_DATA = 170;
    LMAC_SETUP_PHASE_END = 171;
    LMAC_CHECK_CHANNEL = 172;
    LMAC_SOMEBODY = 173;
    LMAC_DATA = 174;     // packet type
    LMAC_START_LMAC = 175;
    LMAC_SEND_CONTROL = 176;
};

//
// Base class for ~LMac headers.
//
class LMacHeaderBase extends FieldsChunk
{
    MacAddress srcAddr;
    MacAddress destAddr;
    LMacType   type;
    int        mySlot; // the node's current slot number
    MacAddress occupiedSlots[]; // currently known occupied slots
}

//
// Control Frame for ~LMac. Frame size is configurable
// in the MAC layer.
//
class LMacControlFrame extends LMacHeaderBase
{
}

//
// Dataframe header for ~LMac. Frame size is configurable
// in the MAC layer.
//
class LMacDataFrameHeader extends LMacHeaderBase
{
    int        networkProtocol = -1;
}