Namespace inet::ieee80211
Ieee80211MacHeader
classThe common part of 802.11 frames.
NOTE: FCS value is not explicitly modeled, but it is included in the length. Frame control format fields not supported by this model are omitted: MoreFlag, PowerMgmt, MoreData, WEP, Order.
Extends
Name | Type | Description |
---|---|---|
FieldsChunk | (unknown -- not in documented files) |
Fields
Name | Type | Description |
---|---|---|
chunkLength | ||
type | Ieee80211FrameType |
type and subtype |
toDS | bool | |
fromDS | bool | |
moreFragments | bool | |
retry | bool | |
powerMgmt | bool |
unused |
moreData | bool |
unused |
protectedFrame | bool |
unused |
order | bool |
unused |
durationField | simtime_t |
"duration" in the Duration/ID field (-1=no duration) |
AID | short |
"id" (Association ID) in the Duration/ID field (-1=no ID) |
receiverAddress | MacAddress |
aka address1 (RA) |
MACArrive | simtime_t |
FIXME remove it, technical data, used inside of MAC module |
Packet operations (observed)
action | module |
---|---|
peekAtFront | Ieee80211Mac, Rx, Tx, Dcf, Hcf, BasicFragmentationPolicy, PendingQueue |
removeAtFront | Tx, Dcf, Hcf |
Source code
// // The common part of 802.11 frames. // // NOTE: // FCS value is not explicitly modeled, but it is included in the length. // Frame control format fields not supported by this model are omitted: // MoreFlag, PowerMgmt, MoreData, WEP, Order. // class Ieee80211MacHeader extends FieldsChunk { chunkLength = LENGTH_ACK - B(4); Ieee80211FrameType type; // type and subtype bool toDS; bool fromDS; bool moreFragments; bool retry; bool powerMgmt = false; // unused bool moreData = false; // unused bool protectedFrame = false; // unused bool order = false; // unused simtime_t durationField = -1; // "duration" in the Duration/ID field (-1=no duration) short AID = -1; // "id" (Association ID) in the Duration/ID field (-1=no ID) MacAddress receiverAddress; // aka address1 (RA) simtime_t MACArrive; // FIXME remove it, technical data, used inside of MAC module }File: src/inet/linklayer/ieee80211/mac/Ieee80211Frame.msg