802.11 Sequence Control field handling

Macros
#define	IEEE80211_SEQNR(seq)
	Extract sequence number from 802.11 Sequence Control field.
#define	IEEE80211_FRAG(seq)
	Extract fragment number from 802.11 Sequence Control field.
#define	IEEE80211_MAKESEQ(seqnr, frag)
	Make 802.11 Sequence Control field from sequence and fragment numbers.

Detailed Description

Macro Definition Documentation

IEEE80211_SEQNR

#define IEEE80211_SEQNR

(

seq

)

Value:

( ( seq ) >> 4 )

Extract sequence number from 802.11 Sequence Control field.

Definition at line 280 of file ieee80211.h.

Referenced by net80211_rx_frag().

IEEE80211_FRAG

#define IEEE80211_FRAG

(

seq

)

Value:

( ( seq ) & 0x000F )

Extract fragment number from 802.11 Sequence Control field.

Definition at line 283 of file ieee80211.h.

Referenced by net80211_rx(), and net80211_rx_frag().

IEEE80211_MAKESEQ

#define IEEE80211_MAKESEQ	(		seqnr,
			frag )

Value:

        ( ( ( ( seqnr ) & 0xFFF ) << 4 ) | ( ( frag ) & 0xF ) )

Make 802.11 Sequence Control field from sequence and fragment numbers.

Definition at line 286 of file ieee80211.h.

#define IEEE80211_MAKESEQ( seqnr, frag )        \
        ( ( ( ( seqnr ) & 0xFFF ) << 4 ) | ( ( frag ) & 0xF ) )

Referenced by net80211_ll_push(), and net80211_tx_mgmt().